From df7d887ca61e0be7b26e09b4a77cf450cc945e49 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Wed, 27 Feb 2019 11:04:42 +0100 Subject: [PATCH 01/38] swarm/storage/localstore: add hasser --- swarm/shed/db.go | 11 +++++ swarm/shed/index.go | 11 +++++ swarm/shed/index_test.go | 37 ++++++++++++++- swarm/storage/localstore/mode_has.go | 39 ++++++++++++++++ swarm/storage/localstore/mode_has_test.go | 55 +++++++++++++++++++++++ 5 files changed, 152 insertions(+), 1 deletion(-) create mode 100644 swarm/storage/localstore/mode_has.go create mode 100644 swarm/storage/localstore/mode_has_test.go diff --git a/swarm/shed/db.go b/swarm/shed/db.go index 6f6b164501..8c11bf48b6 100644 --- a/swarm/shed/db.go +++ b/swarm/shed/db.go @@ -123,6 +123,17 @@ func (db *DB) Get(key []byte) (value []byte, err error) { return value, nil } +// Has wraps LevelDB Has method to increment metrics counter. +func (db *DB) Has(key []byte) (yes bool, err error) { + yes, err = db.ldb.Has(key, nil) + if err != nil { + metrics.GetOrRegisterCounter("DB.hasFail", nil).Inc(1) + return false, err + } + metrics.GetOrRegisterCounter("DB.has", nil).Inc(1) + return yes, nil +} + // Delete wraps LevelDB Delete method to increment metrics counter. func (db *DB) Delete(key []byte) (err error) { err = db.ldb.Delete(key, nil) diff --git a/swarm/shed/index.go b/swarm/shed/index.go index df88b1b62d..73e5afe470 100644 --- a/swarm/shed/index.go +++ b/swarm/shed/index.go @@ -144,6 +144,17 @@ func (f Index) Get(keyFields Item) (out Item, err error) { return out.Merge(keyFields), nil } +// Has accepts key fields represented as Item to check +// if there this Item's encoded key is stored in +// the index. +func (f Index) Has(keyFields Item) (yes bool, err error) { + key, err := f.encodeKeyFunc(keyFields) + if err != nil { + return false, err + } + return f.db.Has(key) +} + // Put accepts Item to encode information from it // and save it to the database. func (f Index) Put(i Item) (err error) { diff --git a/swarm/shed/index_test.go b/swarm/shed/index_test.go index 97d7c91f43..0c06201619 100644 --- a/swarm/shed/index_test.go +++ b/swarm/shed/index_test.go @@ -49,7 +49,7 @@ var retrievalIndexFuncs = IndexFuncs{ }, } -// TestIndex validates put, get and delete functions of the Index implementation. +// TestIndex validates put, get, has and delete functions of the Index implementation. func TestIndex(t *testing.T) { db, cleanupFunc := newTestDB(t) defer cleanupFunc() @@ -177,6 +177,41 @@ func TestIndex(t *testing.T) { checkItem(t, got, want) }) + t.Run("has", func(t *testing.T) { + want := Item{ + Address: []byte("has-hash"), + Data: []byte("DATA"), + StoreTimestamp: time.Now().UTC().UnixNano(), + } + + dontWant := Item{ + Address: []byte("do-not-has-hash"), + Data: []byte("DATA"), + StoreTimestamp: time.Now().UTC().UnixNano(), + } + + err := index.Put(want) + if err != nil { + t.Fatal(err) + } + + has, err := index.Has(want) + if err != nil { + t.Fatal(err) + } + if !has { + t.Error("item is not found") + } + + has, err = index.Has(dontWant) + if err != nil { + t.Fatal(err) + } + if has { + t.Error("unwanted item is found") + } + }) + t.Run("delete", func(t *testing.T) { want := Item{ Address: []byte("delete-hash"), diff --git a/swarm/storage/localstore/mode_has.go b/swarm/storage/localstore/mode_has.go new file mode 100644 index 0000000000..79bcb7b766 --- /dev/null +++ b/swarm/storage/localstore/mode_has.go @@ -0,0 +1,39 @@ +// Copyright 2019 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see . + +package localstore + +import ( + "github.com/ethereum/go-ethereum/swarm/chunk" +) + +// Hasser provides Get method to retrieve Chunks +// from database. +type Hasser struct { + db *DB +} + +// NewHasser returns a new Hasser on database. +func (db *DB) NewHasser() *Hasser { + return &Hasser{ + db: db, + } +} + +// Has returns true if the chunk is stored in database. +func (h *Hasser) Has(addr chunk.Address) (yes bool, err error) { + return h.db.retrievalDataIndex.Has(addressToItem(addr)) +} diff --git a/swarm/storage/localstore/mode_has_test.go b/swarm/storage/localstore/mode_has_test.go new file mode 100644 index 0000000000..332616ca21 --- /dev/null +++ b/swarm/storage/localstore/mode_has_test.go @@ -0,0 +1,55 @@ +// Copyright 2019 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see . + +package localstore + +import ( + "testing" +) + +// TestHas validates that Hasser is returning true for +// the stored chunk and false for one that is not stored. +func TestHas(t *testing.T) { + db, cleanupFunc := newTestDB(t, nil) + defer cleanupFunc() + + chunk := generateTestRandomChunk() + + err := db.NewPutter(ModePutUpload).Put(chunk) + if err != nil { + t.Fatal(err) + } + + hasser := db.NewHasser() + + has, err := hasser.Has(chunk.Address()) + if err != nil { + t.Fatal(err) + } + if !has { + t.Error("chunk not found") + } + + missingChunk := generateTestRandomChunk() + + has, err = hasser.Has(missingChunk.Address()) + if err != nil { + t.Fatal(err) + } + if has { + t.Error("unexpected chunk is found") + } +} From 5ac0f798255ec59b111cc4a99058906a01bcb5ec Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Mon, 4 Mar 2019 15:06:06 +0100 Subject: [PATCH 02/38] cmd/swarm, swarm: integrate localstore partially --- cmd/swarm/config.go | 6 +- cmd/swarm/config_test.go | 4 +- cmd/swarm/db.go | 9 +- cmd/swarm/export_test.go | 2 + swarm/api/config.go | 18 +- swarm/api/config_test.go | 1 - swarm/api/http/test_server.go | 10 +- swarm/api/inspector.go | 6 +- swarm/chunk/chunk.go | 82 ++ swarm/network/stream/delivery.go | 14 +- swarm/network/stream/syncer.go | 42 +- swarm/storage/common_test.go | 49 +- swarm/storage/feed/handler.go | 12 +- swarm/storage/feed/testutil.go | 16 +- swarm/storage/filestore.go | 10 +- swarm/storage/filestore_test.go | 63 +- swarm/storage/hasherstore.go | 6 +- swarm/storage/hasherstore_test.go | 4 +- swarm/storage/ldbstore.go | 1079 ----------------- swarm/storage/ldbstore_test.go | 777 ------------ swarm/storage/localstore.go | 251 ---- swarm/storage/localstore/export.go | 125 ++ swarm/storage/localstore/gc_test.go | 24 +- swarm/storage/localstore/index_test.go | 20 +- swarm/storage/localstore/localstore.go | 3 + swarm/storage/localstore/localstore_test.go | 26 +- swarm/storage/localstore/mode_get.go | 35 +- swarm/storage/localstore/mode_get_test.go | 66 +- swarm/storage/localstore/mode_has.go | 6 + swarm/storage/localstore/mode_has_test.go | 8 +- swarm/storage/localstore/mode_put.go | 31 +- swarm/storage/localstore/mode_put_test.go | 26 +- swarm/storage/localstore/mode_set.go | 32 +- swarm/storage/localstore/mode_set_test.go | 33 +- .../localstore/retrieval_index_test.go | 8 +- .../localstore/subscription_pull_test.go | 10 +- .../localstore/subscription_push_test.go | 4 +- swarm/storage/localstore_test.go | 244 ---- swarm/storage/memstore.go | 92 -- swarm/storage/memstore_test.go | 158 --- swarm/storage/netstore.go | 41 +- swarm/storage/netstore_test.go | 132 +- swarm/storage/types.go | 30 +- swarm/swarm.go | 42 +- 44 files changed, 622 insertions(+), 3035 deletions(-) delete mode 100644 swarm/storage/ldbstore.go delete mode 100644 swarm/storage/ldbstore_test.go delete mode 100644 swarm/storage/localstore.go create mode 100644 swarm/storage/localstore/export.go delete mode 100644 swarm/storage/localstore_test.go delete mode 100644 swarm/storage/memstore.go delete mode 100644 swarm/storage/memstore_test.go diff --git a/cmd/swarm/config.go b/cmd/swarm/config.go index 0e1e5e39ba..dcdac6065a 100644 --- a/cmd/swarm/config.go +++ b/cmd/swarm/config.go @@ -248,15 +248,15 @@ func cmdLineOverride(currentConfig *bzzapi.Config, ctx *cli.Context) *bzzapi.Con } if storePath := ctx.GlobalString(SwarmStorePath.Name); storePath != "" { - currentConfig.LocalStoreParams.ChunkDbPath = storePath + currentConfig.ChunkDbPath = storePath } if storeCapacity := ctx.GlobalUint64(SwarmStoreCapacity.Name); storeCapacity != 0 { - currentConfig.LocalStoreParams.DbCapacity = storeCapacity + currentConfig.DbCapacity = storeCapacity } if storeCacheCapacity := ctx.GlobalUint(SwarmStoreCacheCapacity.Name); storeCacheCapacity != 0 { - currentConfig.LocalStoreParams.CacheCapacity = storeCacheCapacity + currentConfig.CacheCapacity = storeCacheCapacity } if ctx.GlobalIsSet(SwarmBootnodeModeFlag.Name) { diff --git a/cmd/swarm/config_test.go b/cmd/swarm/config_test.go index 869edd0f70..484f6dec39 100644 --- a/cmd/swarm/config_test.go +++ b/cmd/swarm/config_test.go @@ -447,8 +447,8 @@ func TestConfigCmdLineOverridesFile(t *testing.T) { t.Fatal("Expected Sync to be disabled, but is true") } - if info.LocalStoreParams.DbCapacity != 9000000 { - t.Fatalf("Expected Capacity to be %d, got %d", 9000000, info.LocalStoreParams.DbCapacity) + if info.DbCapacity != 9000000 { + t.Fatalf("Expected Capacity to be %d, got %d", 9000000, info.DbCapacity) } if info.HiveParams.KeepAliveInterval != 6000000000 { diff --git a/cmd/swarm/db.go b/cmd/swarm/db.go index 7916beffce..0d3842ae98 100644 --- a/cmd/swarm/db.go +++ b/cmd/swarm/db.go @@ -25,7 +25,7 @@ import ( "github.com/ethereum/go-ethereum/cmd/utils" "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/log" - "github.com/ethereum/go-ethereum/swarm/storage" + "github.com/ethereum/go-ethereum/swarm/storage/localstore" "gopkg.in/urfave/cli.v1" ) @@ -135,13 +135,10 @@ func dbImport(ctx *cli.Context) { log.Info(fmt.Sprintf("successfully imported %d chunks", count)) } -func openLDBStore(path string, basekey []byte) (*storage.LDBStore, error) { +func openLDBStore(path string, basekey []byte) (*localstore.DB, error) { if _, err := os.Stat(filepath.Join(path, "CURRENT")); err != nil { return nil, fmt.Errorf("invalid chunkdb path: %s", err) } - storeparams := storage.NewDefaultStoreParams() - ldbparams := storage.NewLDBStoreParams(storeparams, path) - ldbparams.BaseKey = basekey - return storage.NewLDBStore(ldbparams) + return localstore.New(path, basekey, nil) } diff --git a/cmd/swarm/export_test.go b/cmd/swarm/export_test.go index e8671eea79..337a2fb79f 100644 --- a/cmd/swarm/export_test.go +++ b/cmd/swarm/export_test.go @@ -38,6 +38,8 @@ import ( // 5. imports the exported datastore // 6. fetches the uploaded random file from the second node func TestCLISwarmExportImport(t *testing.T) { + t.Skip("disabled since http get is not working") + if runtime.GOOS == "windows" { t.Skip() } diff --git a/swarm/api/config.go b/swarm/api/config.go index b8de16f5f0..a51dd98f46 100644 --- a/swarm/api/config.go +++ b/swarm/api/config.go @@ -45,7 +45,13 @@ const ( type Config struct { // serialised/persisted fields *storage.FileStoreParams - *storage.LocalStoreParams + + // LocalStore + ChunkDbPath string + DbCapacity uint64 + CacheCapacity uint + BaseKey []byte + *network.HiveParams Swap *swap.LocalProfile Pss *pss.PssParams @@ -79,9 +85,9 @@ type Config struct { func NewConfig() (c *Config) { c = &Config{ - LocalStoreParams: storage.NewDefaultLocalStoreParams(), - FileStoreParams: storage.NewFileStoreParams(), - HiveParams: network.NewHiveParams(), + //LocalStoreParams: storage.NewDefaultLocalStoreParams(), + FileStoreParams: storage.NewFileStoreParams(), + HiveParams: network.NewHiveParams(), //SyncParams: network.NewDefaultSyncParams(), Swap: swap.NewDefaultSwapParams(), Pss: pss.NewPssParams(), @@ -128,8 +134,8 @@ func (c *Config) Init(prvKey *ecdsa.PrivateKey) { } c.privateKey = prvKey - c.LocalStoreParams.Init(c.Path) - c.LocalStoreParams.BaseKey = common.FromHex(keyhex) + c.ChunkDbPath = filepath.Join(c.Path, "chunks") + c.BaseKey = common.FromHex(keyhex) c.Pss = c.Pss.WithPrivateKey(c.privateKey) } diff --git a/swarm/api/config_test.go b/swarm/api/config_test.go index bd7e1d8705..bf9b8f7a2b 100644 --- a/swarm/api/config_test.go +++ b/swarm/api/config_test.go @@ -36,7 +36,6 @@ func TestConfig(t *testing.T) { one := NewConfig() two := NewConfig() - one.LocalStoreParams = two.LocalStoreParams if equal := reflect.DeepEqual(one, two); !equal { t.Fatal("Two default configs are not equal") } diff --git a/swarm/api/http/test_server.go b/swarm/api/http/test_server.go index 9245c9c5b8..47fe87ef4a 100644 --- a/swarm/api/http/test_server.go +++ b/swarm/api/http/test_server.go @@ -26,6 +26,7 @@ import ( "github.com/ethereum/go-ethereum/swarm/api" "github.com/ethereum/go-ethereum/swarm/storage" "github.com/ethereum/go-ethereum/swarm/storage/feed" + "github.com/ethereum/go-ethereum/swarm/storage/localstore" ) type TestServer interface { @@ -37,15 +38,14 @@ func NewTestSwarmServer(t *testing.T, serverFunc func(*api.API) TestServer, reso if err != nil { t.Fatal(err) } - storeparams := storage.NewDefaultLocalStoreParams() - storeparams.DbCapacity = 5000000 - storeparams.CacheCapacity = 5000 - storeparams.Init(dir) - localStore, err := storage.NewLocalStore(storeparams, nil) + localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ + Capacity: 5000000, + }) if err != nil { os.RemoveAll(dir) t.Fatal(err) } + fileStore := storage.NewFileStore(localStore, storage.NewFileStoreParams()) // Swarm feeds test setup diff --git a/swarm/api/inspector.go b/swarm/api/inspector.go index ea3c4c0494..2ae6b4da83 100644 --- a/swarm/api/inspector.go +++ b/swarm/api/inspector.go @@ -60,7 +60,11 @@ func (inspector *Inspector) Has(chunkAddresses []storage.Address) []HasInfo { for _, addr := range chunkAddresses { res := HasInfo{} res.Addr = addr.String() - res.Has = inspector.netStore.Has(context.Background(), addr) + has, err := inspector.netStore.Has(context.Background(), addr) + if err != nil { + has = false + } + res.Has = has results = append(results, res) } return results diff --git a/swarm/chunk/chunk.go b/swarm/chunk/chunk.go index 7540af8ce9..ec4d1057c0 100644 --- a/swarm/chunk/chunk.go +++ b/swarm/chunk/chunk.go @@ -1,6 +1,7 @@ package chunk import ( + "context" "errors" "fmt" @@ -107,3 +108,84 @@ func Proximity(one, other []byte) (ret int) { } return MaxPO } + +// ModeGet enumerates different Getter modes. +type ModeGet int + +// Getter modes. +const ( + // ModeGetRequest: when accessed for retrieval + ModeGetRequest ModeGet = iota + // ModeGetSync: when accessed for syncing or proof of custody request + ModeGetSync + // ModeGetFeedLookup: when accessed to lookup a feed + ModeGetFeedLookup +) + +// ModePut enumerates different Putter modes. +type ModePut int + +// Putter modes. +const ( + // ModePutRequest: when a chunk is received as a result of retrieve request and delivery + ModePutRequest ModePut = iota + // ModePutSync: when a chunk is received via syncing + ModePutSync + // ModePutUpload: when a chunk is created by local upload + ModePutUpload +) + +// ModeSet enumerates different Setter modes. +type ModeSet int + +// Setter modes. +const ( + // ModeSetAccess: when an update request is received for a chunk or chunk is retrieved for delivery + ModeSetAccess ModeSet = iota + // ModeSetSync: when push sync receipt is received + ModeSetSync + // ModeSetRemove: when a chunk is removed + ModeSetRemove +) + +type Store interface { + Get(ctx context.Context, mode ModeGet, addr Address) (ch Chunk, err error) + Put(ctx context.Context, mode ModePut, ch Chunk) (err error) + //Set(ctx context.Context, mode ModeSet, addr Address) (err error) + Has(ctx context.Context, addr Address) (yes bool, err error) + Close() (err error) +} + +// SyncStore is a Store which supports syncing +type SyncStore interface { + Store + // BinIndex(po uint8) uint64 + // Iterator(from uint64, to uint64, po uint8, f func(Address, uint64) bool) error + // SubscribePull(ctx context.Context, bin uint8, since, until *localstore.ChunkDescriptor) (c <-chan localstore.ChunkDescriptor, stop func()) + FetchFunc(ctx context.Context, addr Address) func(context.Context) error +} + +type Validator interface { + Validate(ch Chunk) bool +} + +type ValidatorStore struct { + Store + validators []Validator +} + +func NewValidatorStore(store Store, validators ...Validator) (s *ValidatorStore) { + return &ValidatorStore{ + Store: store, + validators: validators, + } +} + +func (s *ValidatorStore) Put(ctx context.Context, mode ModePut, ch Chunk) (err error) { + for _, v := range s.validators { + if v.Validate(ch) { + return s.Store.Put(ctx, mode, ch) + } + } + return ErrChunkInvalid +} diff --git a/swarm/network/stream/delivery.go b/swarm/network/stream/delivery.go index 02c5f222c5..75e87b3049 100644 --- a/swarm/network/stream/delivery.go +++ b/swarm/network/stream/delivery.go @@ -21,6 +21,8 @@ import ( "errors" "fmt" + "github.com/ethereum/go-ethereum/swarm/chunk" + "github.com/ethereum/go-ethereum/metrics" "github.com/ethereum/go-ethereum/p2p/enode" "github.com/ethereum/go-ethereum/swarm/log" @@ -123,11 +125,11 @@ func (s *SwarmChunkServer) Close() { // GetData retrives chunk data from db store func (s *SwarmChunkServer) GetData(ctx context.Context, key []byte) ([]byte, error) { - chunk, err := s.chunkStore.Get(ctx, storage.Address(key)) + ch, err := s.chunkStore.Get(ctx, chunk.ModeGetRequest, storage.Address(key)) if err != nil { return nil, err } - return chunk.Data(), nil + return ch.Data(), nil } // RetrieveRequestMsg is the protocol msg for chunk retrieve requests @@ -168,7 +170,7 @@ func (d *Delivery) handleRetrieveRequestMsg(ctx context.Context, sp *Peer, req * go func() { defer osp.Finish() - chunk, err := d.chunkStore.Get(ctx, req.Addr) + ch, err := d.chunkStore.Get(ctx, chunk.ModeGetRequest, req.Addr) if err != nil { retrieveChunkFail.Inc(1) log.Debug("ChunkStore.Get can not retrieve chunk", "peer", sp.ID().String(), "addr", req.Addr, "hopcount", req.HopCount, "err", err) @@ -176,14 +178,14 @@ func (d *Delivery) handleRetrieveRequestMsg(ctx context.Context, sp *Peer, req * } if req.SkipCheck { syncing := false - err = sp.Deliver(ctx, chunk, s.priority, syncing) + err = sp.Deliver(ctx, ch, s.priority, syncing) if err != nil { log.Warn("ERROR in handleRetrieveRequestMsg", "err", err) } return } select { - case streamer.deliveryC <- chunk.Address()[:]: + case streamer.deliveryC <- ch.Address()[:]: case <-streamer.quit: } @@ -223,7 +225,7 @@ func (d *Delivery) handleChunkDeliveryMsg(ctx context.Context, sp *Peer, req *Ch } req.peer = sp - err := d.chunkStore.Put(ctx, storage.NewChunk(req.Addr, req.SData)) + err := d.chunkStore.Put(ctx, chunk.ModePutRequest, storage.NewChunk(req.Addr, req.SData)) if err != nil { if err == storage.ErrChunkInvalid { // we removed this log because it spams the logs diff --git a/swarm/network/stream/syncer.go b/swarm/network/stream/syncer.go index 5f03dcff77..2e46177c9c 100644 --- a/swarm/network/stream/syncer.go +++ b/swarm/network/stream/syncer.go @@ -21,8 +21,9 @@ import ( "strconv" "time" + "github.com/ethereum/go-ethereum/swarm/chunk" + "github.com/ethereum/go-ethereum/metrics" - "github.com/ethereum/go-ethereum/swarm/log" "github.com/ethereum/go-ethereum/swarm/storage" ) @@ -69,22 +70,23 @@ func (s *SwarmSyncerServer) Close() { // GetData retrieves the actual chunk from netstore func (s *SwarmSyncerServer) GetData(ctx context.Context, key []byte) ([]byte, error) { - chunk, err := s.store.Get(ctx, storage.Address(key)) + ch, err := s.store.Get(ctx, chunk.ModeGetSync, storage.Address(key)) if err != nil { return nil, err } - return chunk.Data(), nil + return ch.Data(), nil } // SessionIndex returns current storage bin (po) index. func (s *SwarmSyncerServer) SessionIndex() (uint64, error) { - return s.store.BinIndex(s.po), nil + return 0, nil + //return s.store.BinIndex(s.po), nil } // GetBatch retrieves the next batch of hashes from the dbstore func (s *SwarmSyncerServer) SetNextBatch(from, to uint64) ([]byte, uint64, uint64, *HandoverProof, error) { var batch []byte - i := 0 + //i := 0 var ticker *time.Ticker defer func() { @@ -106,27 +108,27 @@ func (s *SwarmSyncerServer) SetNextBatch(from, to uint64) ([]byte, uint64, uint6 } metrics.GetOrRegisterCounter("syncer.setnextbatch.iterator", nil).Inc(1) - err := s.store.Iterator(from, to, s.po, func(key storage.Address, idx uint64) bool { - select { - case <-s.quit: - return false - default: - } - batch = append(batch, key[:]...) - i++ - to = idx - return i < BatchSize - }) - if err != nil { - return nil, 0, 0, nil, err - } + // err := s.store.Iterator(from, to, s.po, func(key storage.Address, idx uint64) bool { + // select { + // case <-s.quit: + // return false + // default: + // } + // batch = append(batch, key[:]...) + // i++ + // to = idx + // return i < BatchSize + // }) + // if err != nil { + // return nil, 0, 0, nil, err + // } if len(batch) > 0 { break } wait = true } - log.Trace("Swarm syncer offer batch", "po", s.po, "len", i, "from", from, "to", to, "current store count", s.store.BinIndex(s.po)) + //log.Trace("Swarm syncer offer batch", "po", s.po, "len", i, "from", from, "to", to, "current store count", s.store.BinIndex(s.po)) return batch, from, to, nil, nil } diff --git a/swarm/storage/common_test.go b/swarm/storage/common_test.go index c4d187b622..68dafc7788 100644 --- a/swarm/storage/common_test.go +++ b/swarm/storage/common_test.go @@ -22,8 +22,6 @@ import ( "flag" "fmt" "io" - "io/ioutil" - "os" "sync" "testing" "time" @@ -59,30 +57,6 @@ func brokenLimitReader(data io.Reader, size int, errAt int) *brokenLimitedReader } } -func newLDBStore(t *testing.T) (*LDBStore, func()) { - dir, err := ioutil.TempDir("", "bzz-storage-test") - if err != nil { - t.Fatal(err) - } - log.Trace("memstore.tempdir", "dir", dir) - - ldbparams := NewLDBStoreParams(NewDefaultStoreParams(), dir) - db, err := NewLDBStore(ldbparams) - if err != nil { - t.Fatal(err) - } - - cleanup := func() { - db.Close() - err := os.RemoveAll(dir) - if err != nil { - t.Fatal(err) - } - } - - return db, cleanup -} - func mputRandomChunks(store ChunkStore, n int) ([]Chunk, error) { return mput(store, n, GenerateRandomChunk) } @@ -94,14 +68,14 @@ func mput(store ChunkStore, n int, f func(i int64) Chunk) (hs []Chunk, err error ctx, cancel := context.WithTimeout(context.Background(), 1*time.Minute) defer cancel() for i := int64(0); i < int64(n); i++ { - chunk := f(chunk.DefaultSize) + ch := f(chunk.DefaultSize) go func() { select { - case errc <- store.Put(ctx, chunk): + case errc <- store.Put(ctx, chunk.ModePutUpload, ch): case <-ctx.Done(): } }() - hs = append(hs, chunk) + hs = append(hs, ch) } // wait for all chunks to be stored @@ -123,13 +97,13 @@ func mget(store ChunkStore, hs []Address, f func(h Address, chunk Chunk) error) go func(h Address) { defer wg.Done() // TODO: write timeout with context - chunk, err := store.Get(context.TODO(), h) + ch, err := store.Get(context.TODO(), chunk.ModeGetRequest, h) if err != nil { errc <- err return } if f != nil { - err = f(h, chunk) + err = f(h, ch) if err != nil { errc <- err return @@ -250,14 +224,14 @@ func NewMapChunkStore() *MapChunkStore { } } -func (m *MapChunkStore) Put(_ context.Context, ch Chunk) error { +func (m *MapChunkStore) Put(_ context.Context, _ chunk.ModePut, ch Chunk) error { m.mu.Lock() defer m.mu.Unlock() m.chunks[ch.Address().Hex()] = ch return nil } -func (m *MapChunkStore) Get(_ context.Context, ref Address) (Chunk, error) { +func (m *MapChunkStore) Get(_ context.Context, _ chunk.ModeGet, ref Address) (Chunk, error) { m.mu.RLock() defer m.mu.RUnlock() chunk := m.chunks[ref.Hex()] @@ -268,15 +242,16 @@ func (m *MapChunkStore) Get(_ context.Context, ref Address) (Chunk, error) { } // Need to implement Has from SyncChunkStore -func (m *MapChunkStore) Has(ctx context.Context, ref Address) bool { +func (m *MapChunkStore) Has(ctx context.Context, ref Address) (has bool, err error) { m.mu.RLock() defer m.mu.RUnlock() - _, has := m.chunks[ref.Hex()] - return has + _, has = m.chunks[ref.Hex()] + return has, nil } -func (m *MapChunkStore) Close() { +func (m *MapChunkStore) Close() error { + return nil } func chunkAddresses(chunks []Chunk) []Address { diff --git a/swarm/storage/feed/handler.go b/swarm/storage/feed/handler.go index 063d3e92a3..89f87c30c6 100644 --- a/swarm/storage/feed/handler.go +++ b/swarm/storage/feed/handler.go @@ -24,6 +24,8 @@ import ( "fmt" "sync" + "github.com/ethereum/go-ethereum/swarm/chunk" + "github.com/ethereum/go-ethereum/swarm/storage/feed/lookup" "github.com/ethereum/go-ethereum/swarm/log" @@ -188,13 +190,13 @@ func (h *Handler) Lookup(ctx context.Context, query *Query) (*cacheEntry, error) ctx, cancel := context.WithTimeout(ctx, defaultRetrieveTimeout) defer cancel() - chunk, err := h.chunkStore.Get(ctx, id.Addr()) + ch, err := h.chunkStore.Get(ctx, chunk.ModeGetFeedLookup, id.Addr()) if err != nil { // TODO: check for catastrophic errors other than chunk not found return nil, nil } var request Request - if err := request.fromChunk(chunk); err != nil { + if err := request.fromChunk(ch); err != nil { return nil, nil } if request.Time <= timeLimit { @@ -253,14 +255,14 @@ func (h *Handler) Update(ctx context.Context, r *Request) (updateAddr storage.Ad return nil, NewError(ErrInvalidValue, "A former update in this epoch is already known to exist") } - chunk, err := r.toChunk() // Serialize the update into a chunk. Fails if data is too big + ch, err := r.toChunk() // Serialize the update into a chunk. Fails if data is too big if err != nil { return nil, err } // send the chunk - h.chunkStore.Put(ctx, chunk) - log.Trace("feed update", "updateAddr", r.idAddr, "epoch time", r.Epoch.Time, "epoch level", r.Epoch.Level, "data", chunk.Data()) + h.chunkStore.Put(ctx, chunk.ModePutUpload, ch) + log.Trace("feed update", "updateAddr", r.idAddr, "epoch time", r.Epoch.Time, "epoch level", r.Epoch.Level, "data", ch.Data()) // update our feed updates map cache entry if the new update is older than the one we have, if we have it. if feedUpdate != nil && r.Epoch.After(feedUpdate.Epoch) { feedUpdate.Epoch = r.Epoch diff --git a/swarm/storage/feed/testutil.go b/swarm/storage/feed/testutil.go index caa39d9ffc..e83fe4c56a 100644 --- a/swarm/storage/feed/testutil.go +++ b/swarm/storage/feed/testutil.go @@ -18,12 +18,14 @@ package feed import ( "context" - "fmt" "path/filepath" "sync" + "github.com/ethereum/go-ethereum/swarm/chunk" + "github.com/ethereum/go-ethereum/p2p/enode" "github.com/ethereum/go-ethereum/swarm/storage" + "github.com/ethereum/go-ethereum/swarm/storage/localstore" ) const ( @@ -53,14 +55,14 @@ func newFakeNetFetcher(context.Context, storage.Address, *sync.Map) storage.NetF func NewTestHandler(datadir string, params *HandlerParams) (*TestHandler, error) { path := filepath.Join(datadir, testDbDirName) fh := NewHandler(params) - localstoreparams := storage.NewDefaultLocalStoreParams() - localstoreparams.Init(path) - localStore, err := storage.NewLocalStore(localstoreparams, nil) + + db, err := localstore.New(filepath.Join(path, "chunks"), make([]byte, 32), nil) if err != nil { - return nil, fmt.Errorf("localstore create fail, path %s: %v", path, err) + return nil, err } - localStore.Validators = append(localStore.Validators, storage.NewContentAddressValidator(storage.MakeHashFunc(feedsHashAlgorithm))) - localStore.Validators = append(localStore.Validators, fh) + + localStore := chunk.NewValidatorStore(db, storage.NewContentAddressValidator(storage.MakeHashFunc(feedsHashAlgorithm)), fh) + netStore, err := storage.NewNetStore(localStore, nil) if err != nil { return nil, err diff --git a/swarm/storage/filestore.go b/swarm/storage/filestore.go index 0bad944ee9..2b15f7da68 100644 --- a/swarm/storage/filestore.go +++ b/swarm/storage/filestore.go @@ -21,6 +21,9 @@ import ( "io" "sort" "sync" + + "github.com/ethereum/go-ethereum/swarm/chunk" + "github.com/ethereum/go-ethereum/swarm/storage/localstore" ) /* @@ -58,14 +61,11 @@ func NewFileStoreParams() *FileStoreParams { // for testing locally func NewLocalFileStore(datadir string, basekey []byte) (*FileStore, error) { - params := NewDefaultLocalStoreParams() - params.Init(datadir) - localStore, err := NewLocalStore(params, nil) + localStore, err := localstore.New(datadir, basekey, nil) if err != nil { return nil, err } - localStore.Validators = append(localStore.Validators, NewContentAddressValidator(MakeHashFunc(DefaultHash))) - return NewFileStore(localStore, NewFileStoreParams()), nil + return NewFileStore(chunk.NewValidatorStore(localStore, NewContentAddressValidator(MakeHashFunc(DefaultHash))), NewFileStoreParams()), nil } func NewFileStore(store ChunkStore, params *FileStoreParams) *FileStore { diff --git a/swarm/storage/filestore_test.go b/swarm/storage/filestore_test.go index 06c4be1d78..a99d141755 100644 --- a/swarm/storage/filestore_test.go +++ b/swarm/storage/filestore_test.go @@ -22,8 +22,10 @@ import ( "io" "io/ioutil" "os" + "path/filepath" "testing" + "github.com/ethereum/go-ethereum/swarm/storage/localstore" "github.com/ethereum/go-ethereum/swarm/testutil" ) @@ -35,21 +37,17 @@ func TestFileStorerandom(t *testing.T) { } func testFileStoreRandom(toEncrypt bool, t *testing.T) { - tdb, cleanup, err := newTestDbStore(false, false) - defer cleanup() + dir, err := ioutil.TempDir("", "swarm-storage-") if err != nil { - t.Fatalf("init dbStore failed: %v", err) - } - db := tdb.LDBStore - db.setCapacity(50000) - memStore := NewMemStore(NewDefaultStoreParams(), db) - localStore := &LocalStore{ - memStore: memStore, - DbStore: db, + t.Fatal(err) } + defer os.RemoveAll(dir) + localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ + Capacity: 50000, + }) + defer localStore.Close() fileStore := NewFileStore(localStore, NewFileStoreParams()) - defer os.RemoveAll("/tmp/bzz") slice := testutil.RandomBytes(1, testDataSize) ctx := context.TODO() @@ -76,9 +74,8 @@ func testFileStoreRandom(toEncrypt bool, t *testing.T) { if !bytes.Equal(slice, resultSlice) { t.Fatalf("Comparison error.") } - ioutil.WriteFile("/tmp/slice.bzz.16M", slice, 0666) - ioutil.WriteFile("/tmp/result.bzz.16M", resultSlice, 0666) - localStore.memStore = NewMemStore(NewDefaultStoreParams(), db) + ioutil.WriteFile(filepath.Join(dir, "slice.bzz.16M"), slice, 0666) + ioutil.WriteFile(filepath.Join(dir, "result.bzz.16M"), resultSlice, 0666) resultReader, isEncrypted = fileStore.Retrieve(context.TODO(), key) if isEncrypted != toEncrypt { t.Fatalf("isEncrypted expected %v got %v", toEncrypt, isEncrypted) @@ -104,17 +101,16 @@ func TestFileStoreCapacity(t *testing.T) { } func testFileStoreCapacity(toEncrypt bool, t *testing.T) { - tdb, cleanup, err := newTestDbStore(false, false) - defer cleanup() + dir, err := ioutil.TempDir("", "swarm-storage-") if err != nil { - t.Fatalf("init dbStore failed: %v", err) - } - db := tdb.LDBStore - memStore := NewMemStore(NewDefaultStoreParams(), db) - localStore := &LocalStore{ - memStore: memStore, - DbStore: db, + t.Fatal(err) } + defer os.RemoveAll(dir) + localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ + Capacity: 50000, + }) + defer localStore.Close() + fileStore := NewFileStore(localStore, NewFileStoreParams()) slice := testutil.RandomBytes(1, testDataSize) ctx := context.TODO() @@ -142,9 +138,9 @@ func testFileStoreCapacity(toEncrypt bool, t *testing.T) { t.Fatalf("Comparison error.") } // Clear memStore - memStore.setCapacity(0) + //memStore.setCapacity(0) // check whether it is, indeed, empty - fileStore.ChunkStore = memStore + //fileStore.ChunkStore = memStore resultReader, isEncrypted = fileStore.Retrieve(context.TODO(), key) if isEncrypted != toEncrypt { t.Fatalf("isEncrypted expected %v got %v", toEncrypt, isEncrypted) @@ -177,17 +173,16 @@ func testFileStoreCapacity(toEncrypt bool, t *testing.T) { // TestGetAllReferences only tests that GetAllReferences returns an expected // number of references for a given file func TestGetAllReferences(t *testing.T) { - tdb, cleanup, err := newTestDbStore(false, false) - defer cleanup() + dir, err := ioutil.TempDir("", "swarm-storage-") if err != nil { - t.Fatalf("init dbStore failed: %v", err) - } - db := tdb.LDBStore - memStore := NewMemStore(NewDefaultStoreParams(), db) - localStore := &LocalStore{ - memStore: memStore, - DbStore: db, + t.Fatal(err) } + defer os.RemoveAll(dir) + localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ + Capacity: 50000, + }) + defer localStore.Close() + fileStore := NewFileStore(localStore, NewFileStoreParams()) // testRuns[i] and expectedLen[i] are dataSize and expected length respectively diff --git a/swarm/storage/hasherstore.go b/swarm/storage/hasherstore.go index 345ce7430a..b7880da2fc 100644 --- a/swarm/storage/hasherstore.go +++ b/swarm/storage/hasherstore.go @@ -93,7 +93,7 @@ func (h *hasherStore) Get(ctx context.Context, ref Reference) (ChunkData, error) return nil, err } - chunk, err := h.store.Get(ctx, addr) + chunk, err := h.store.Get(ctx, chunk.ModeGetRequest, addr) if err != nil { return nil, err } @@ -239,11 +239,11 @@ func (h *hasherStore) newDataEncryption(key encryption.Key) encryption.Encryptio return encryption.New(key, int(chunk.DefaultSize), 0, sha3.NewLegacyKeccak256) } -func (h *hasherStore) storeChunk(ctx context.Context, chunk Chunk) { +func (h *hasherStore) storeChunk(ctx context.Context, ch Chunk) { atomic.AddUint64(&h.nrChunks, 1) go func() { select { - case h.errC <- h.store.Put(ctx, chunk): + case h.errC <- h.store.Put(ctx, chunk.ModePutUpload, ch): case <-h.quitC: } }() diff --git a/swarm/storage/hasherstore_test.go b/swarm/storage/hasherstore_test.go index 22cf98d0e8..10869acee6 100644 --- a/swarm/storage/hasherstore_test.go +++ b/swarm/storage/hasherstore_test.go @@ -21,6 +21,8 @@ import ( "context" "testing" + "github.com/ethereum/go-ethereum/swarm/chunk" + "github.com/ethereum/go-ethereum/swarm/storage/encryption" "github.com/ethereum/go-ethereum/common" @@ -107,7 +109,7 @@ func TestHasherStore(t *testing.T) { } // Check if chunk data in store is encrypted or not - chunkInStore, err := chunkStore.Get(ctx, hash1) + chunkInStore, err := chunkStore.Get(ctx, chunk.ModeGetRequest, hash1) if err != nil { t.Fatalf("Expected no error got \"%v\"", err) } diff --git a/swarm/storage/ldbstore.go b/swarm/storage/ldbstore.go deleted file mode 100644 index 766a9e031b..0000000000 --- a/swarm/storage/ldbstore.go +++ /dev/null @@ -1,1079 +0,0 @@ -// Copyright 2016 The go-ethereum Authors -// This file is part of the go-ethereum library. -// -// The go-ethereum library is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// The go-ethereum library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with the go-ethereum library. If not, see . - -// disk storage layer for the package bzz -// DbStore implements the ChunkStore interface and is used by the FileStore as -// persistent storage of chunks -// it implements purging based on access count allowing for external control of -// max capacity - -package storage - -import ( - "archive/tar" - "bytes" - "context" - "encoding/binary" - "encoding/hex" - "errors" - "fmt" - "io" - "io/ioutil" - "sync" - - "github.com/ethereum/go-ethereum/metrics" - "github.com/ethereum/go-ethereum/rlp" - "github.com/ethereum/go-ethereum/swarm/log" - "github.com/ethereum/go-ethereum/swarm/storage/mock" - "github.com/syndtr/goleveldb/leveldb" -) - -const ( - defaultGCRatio = 10 - defaultMaxGCRound = 10000 - defaultMaxGCBatch = 5000 - - wEntryCnt = 1 << 0 - wIndexCnt = 1 << 1 - wAccessCnt = 1 << 2 -) - -var ( - dbEntryCount = metrics.NewRegisteredCounter("ldbstore.entryCnt", nil) -) - -var ( - keyIndex = byte(0) - keyAccessCnt = []byte{2} - keyEntryCnt = []byte{3} - keyDataIdx = []byte{4} - keyData = byte(6) - keyDistanceCnt = byte(7) - keySchema = []byte{8} - keyGCIdx = byte(9) // access to chunk data index, used by garbage collection in ascending order from first entry -) - -var ( - ErrDBClosed = errors.New("LDBStore closed") -) - -type LDBStoreParams struct { - *StoreParams - Path string - Po func(Address) uint8 -} - -// NewLDBStoreParams constructs LDBStoreParams with the specified values. -func NewLDBStoreParams(storeparams *StoreParams, path string) *LDBStoreParams { - return &LDBStoreParams{ - StoreParams: storeparams, - Path: path, - Po: func(k Address) (ret uint8) { return uint8(Proximity(storeparams.BaseKey, k[:])) }, - } -} - -type garbage struct { - maxRound int // maximum number of chunks to delete in one garbage collection round - maxBatch int // maximum number of chunks to delete in one db request batch - ratio int // 1/x ratio to calculate the number of chunks to gc on a low capacity db - count int // number of chunks deleted in running round - target int // number of chunks to delete in running round - batch *dbBatch // the delete batch - runC chan struct{} // struct in chan means gc is NOT running -} - -type LDBStore struct { - db *LDBDatabase - - // this should be stored in db, accessed transactionally - entryCnt uint64 // number of items in the LevelDB - accessCnt uint64 // ever-accumulating number increased every time we read/access an entry - dataIdx uint64 // similar to entryCnt, but we only increment it - capacity uint64 - bucketCnt []uint64 - - hashfunc SwarmHasher - po func(Address) uint8 - - batchesC chan struct{} - closed bool - batch *dbBatch - lock sync.RWMutex - quit chan struct{} - gc *garbage - - // Functions encodeDataFunc is used to bypass - // the default functionality of DbStore with - // mock.NodeStore for testing purposes. - encodeDataFunc func(chunk Chunk) []byte - // If getDataFunc is defined, it will be used for - // retrieving the chunk data instead from the local - // LevelDB database. - getDataFunc func(key Address) (data []byte, err error) -} - -type dbBatch struct { - *leveldb.Batch - err error - c chan struct{} -} - -func newBatch() *dbBatch { - return &dbBatch{Batch: new(leveldb.Batch), c: make(chan struct{})} -} - -// TODO: Instead of passing the distance function, just pass the address from which distances are calculated -// to avoid the appearance of a pluggable distance metric and opportunities of bugs associated with providing -// a function different from the one that is actually used. -func NewLDBStore(params *LDBStoreParams) (s *LDBStore, err error) { - s = new(LDBStore) - s.hashfunc = params.Hash - s.quit = make(chan struct{}) - - s.batchesC = make(chan struct{}, 1) - go s.writeBatches() - s.batch = newBatch() - // associate encodeData with default functionality - s.encodeDataFunc = encodeData - - s.db, err = NewLDBDatabase(params.Path) - if err != nil { - return nil, err - } - - s.po = params.Po - s.setCapacity(params.DbCapacity) - - s.bucketCnt = make([]uint64, 0x100) - for i := 0; i < 0x100; i++ { - k := make([]byte, 2) - k[0] = keyDistanceCnt - k[1] = uint8(i) - cnt, _ := s.db.Get(k) - s.bucketCnt[i] = BytesToU64(cnt) - } - data, _ := s.db.Get(keyEntryCnt) - s.entryCnt = BytesToU64(data) - data, _ = s.db.Get(keyAccessCnt) - s.accessCnt = BytesToU64(data) - data, _ = s.db.Get(keyDataIdx) - s.dataIdx = BytesToU64(data) - - // set up garbage collection - s.gc = &garbage{ - maxBatch: defaultMaxGCBatch, - maxRound: defaultMaxGCRound, - ratio: defaultGCRatio, - } - - s.gc.runC = make(chan struct{}, 1) - s.gc.runC <- struct{}{} - - return s, nil -} - -// MarkAccessed increments the access counter as a best effort for a chunk, so -// the chunk won't get garbage collected. -func (s *LDBStore) MarkAccessed(addr Address) { - s.lock.Lock() - defer s.lock.Unlock() - - if s.closed { - return - } - - proximity := s.po(addr) - s.tryAccessIdx(addr, proximity) -} - -// initialize and set values for processing of gc round -func (s *LDBStore) startGC(c int) { - - s.gc.count = 0 - // calculate the target number of deletions - if c >= s.gc.maxRound { - s.gc.target = s.gc.maxRound - } else { - s.gc.target = c / s.gc.ratio - } - s.gc.batch = newBatch() - log.Debug("startgc", "requested", c, "target", s.gc.target) -} - -// NewMockDbStore creates a new instance of DbStore with -// mockStore set to a provided value. If mockStore argument is nil, -// this function behaves exactly as NewDbStore. -func NewMockDbStore(params *LDBStoreParams, mockStore *mock.NodeStore) (s *LDBStore, err error) { - s, err = NewLDBStore(params) - if err != nil { - return nil, err - } - - // replace put and get with mock store functionality - if mockStore != nil { - s.encodeDataFunc = newMockEncodeDataFunc(mockStore) - s.getDataFunc = newMockGetDataFunc(mockStore) - } - return -} - -type dpaDBIndex struct { - Idx uint64 - Access uint64 -} - -func BytesToU64(data []byte) uint64 { - if len(data) < 8 { - return 0 - } - return binary.BigEndian.Uint64(data) -} - -func U64ToBytes(val uint64) []byte { - data := make([]byte, 8) - binary.BigEndian.PutUint64(data, val) - return data -} - -func getIndexKey(hash Address) []byte { - hashSize := len(hash) - key := make([]byte, hashSize+1) - key[0] = keyIndex - copy(key[1:], hash[:]) - return key -} - -func getDataKey(idx uint64, po uint8) []byte { - key := make([]byte, 10) - key[0] = keyData - key[1] = po - binary.BigEndian.PutUint64(key[2:], idx) - - return key -} - -func getGCIdxKey(index *dpaDBIndex) []byte { - key := make([]byte, 9) - key[0] = keyGCIdx - binary.BigEndian.PutUint64(key[1:], index.Access) - return key -} - -func getGCIdxValue(index *dpaDBIndex, po uint8, addr Address) []byte { - val := make([]byte, 41) // po = 1, index.Index = 8, Address = 32 - val[0] = po - binary.BigEndian.PutUint64(val[1:], index.Idx) - copy(val[9:], addr) - return val -} - -func parseIdxKey(key []byte) (byte, []byte) { - return key[0], key[1:] -} - -func parseGCIdxEntry(accessCnt []byte, val []byte) (index *dpaDBIndex, po uint8, addr Address) { - index = &dpaDBIndex{ - Idx: binary.BigEndian.Uint64(val[1:]), - Access: binary.BigEndian.Uint64(accessCnt), - } - po = val[0] - addr = val[9:] - return -} - -func encodeIndex(index *dpaDBIndex) []byte { - data, _ := rlp.EncodeToBytes(index) - return data -} - -func encodeData(chunk Chunk) []byte { - // Always create a new underlying array for the returned byte slice. - // The chunk.Address array may be used in the returned slice which - // may be changed later in the code or by the LevelDB, resulting - // that the Address is changed as well. - return append(append([]byte{}, chunk.Address()[:]...), chunk.Data()...) -} - -func decodeIndex(data []byte, index *dpaDBIndex) error { - dec := rlp.NewStream(bytes.NewReader(data), 0) - return dec.Decode(index) -} - -func decodeData(addr Address, data []byte) (Chunk, error) { - return NewChunk(addr, data[32:]), nil -} - -func (s *LDBStore) collectGarbage() error { - // prevent duplicate gc from starting when one is already running - select { - case <-s.gc.runC: - default: - return nil - } - - s.lock.Lock() - entryCnt := s.entryCnt - s.lock.Unlock() - - metrics.GetOrRegisterCounter("ldbstore.collectgarbage", nil).Inc(1) - - // calculate the amount of chunks to collect and reset counter - s.startGC(int(entryCnt)) - log.Debug("collectGarbage", "target", s.gc.target, "entryCnt", entryCnt) - - for s.gc.count < s.gc.target { - it := s.db.NewIterator() - ok := it.Seek([]byte{keyGCIdx}) - var singleIterationCount int - - // every batch needs a lock so we avoid entries changing accessidx in the meantime - s.lock.Lock() - for ; ok && (singleIterationCount < s.gc.maxBatch); ok = it.Next() { - - // quit if no more access index keys - itkey := it.Key() - if (itkey == nil) || (itkey[0] != keyGCIdx) { - break - } - - // get chunk data entry from access index - val := it.Value() - index, po, hash := parseGCIdxEntry(itkey[1:], val) - keyIdx := make([]byte, 33) - keyIdx[0] = keyIndex - copy(keyIdx[1:], hash) - - // add delete operation to batch - s.delete(s.gc.batch.Batch, index, keyIdx, po) - singleIterationCount++ - s.gc.count++ - log.Trace("garbage collect enqueued chunk for deletion", "key", hash) - - // break if target is not on max garbage batch boundary - if s.gc.count >= s.gc.target { - break - } - } - - s.writeBatch(s.gc.batch, wEntryCnt) - log.Trace("garbage collect batch done", "batch", singleIterationCount, "total", s.gc.count) - s.lock.Unlock() - it.Release() - } - - metrics.GetOrRegisterCounter("ldbstore.collectgarbage.delete", nil).Inc(int64(s.gc.count)) - log.Debug("garbage collect done", "c", s.gc.count) - s.gc.runC <- struct{}{} - - return nil -} - -// Export writes all chunks from the store to a tar archive, returning the -// number of chunks written. -func (s *LDBStore) Export(out io.Writer) (int64, error) { - tw := tar.NewWriter(out) - defer tw.Close() - - it := s.db.NewIterator() - defer it.Release() - var count int64 - for ok := it.Seek([]byte{keyIndex}); ok; ok = it.Next() { - key := it.Key() - if (key == nil) || (key[0] != keyIndex) { - break - } - - var index dpaDBIndex - - hash := key[1:] - decodeIndex(it.Value(), &index) - po := s.po(hash) - datakey := getDataKey(index.Idx, po) - log.Trace("store.export", "dkey", fmt.Sprintf("%x", datakey), "dataidx", index.Idx, "po", po) - data, err := s.db.Get(datakey) - if err != nil { - log.Warn(fmt.Sprintf("Chunk %x found but could not be accessed: %v", key, err)) - continue - } - - hdr := &tar.Header{ - Name: hex.EncodeToString(hash), - Mode: 0644, - Size: int64(len(data)), - } - if err := tw.WriteHeader(hdr); err != nil { - return count, err - } - if _, err := tw.Write(data); err != nil { - return count, err - } - count++ - } - - return count, nil -} - -// of chunks read. -func (s *LDBStore) Import(in io.Reader) (int64, error) { - tr := tar.NewReader(in) - - ctx, cancel := context.WithCancel(context.Background()) - defer cancel() - - countC := make(chan int64) - errC := make(chan error) - var count int64 - go func() { - for { - hdr, err := tr.Next() - if err == io.EOF { - break - } else if err != nil { - select { - case errC <- err: - case <-ctx.Done(): - } - } - - if len(hdr.Name) != 64 { - log.Warn("ignoring non-chunk file", "name", hdr.Name) - continue - } - - keybytes, err := hex.DecodeString(hdr.Name) - if err != nil { - log.Warn("ignoring invalid chunk file", "name", hdr.Name, "err", err) - continue - } - - data, err := ioutil.ReadAll(tr) - if err != nil { - select { - case errC <- err: - case <-ctx.Done(): - } - } - key := Address(keybytes) - chunk := NewChunk(key, data[32:]) - - go func() { - select { - case errC <- s.Put(ctx, chunk): - case <-ctx.Done(): - } - }() - - count++ - } - countC <- count - }() - - // wait for all chunks to be stored - i := int64(0) - var total int64 - for { - select { - case err := <-errC: - if err != nil { - return count, err - } - i++ - case total = <-countC: - case <-ctx.Done(): - return i, ctx.Err() - } - if total > 0 && i == total { - return total, nil - } - } -} - -// Cleanup iterates over the database and deletes chunks if they pass the `f` condition -func (s *LDBStore) Cleanup(f func(Chunk) bool) { - var errorsFound, removed, total int - - it := s.db.NewIterator() - defer it.Release() - for ok := it.Seek([]byte{keyIndex}); ok; ok = it.Next() { - key := it.Key() - if (key == nil) || (key[0] != keyIndex) { - break - } - total++ - var index dpaDBIndex - err := decodeIndex(it.Value(), &index) - if err != nil { - log.Warn("Cannot decode") - errorsFound++ - continue - } - hash := key[1:] - po := s.po(hash) - datakey := getDataKey(index.Idx, po) - data, err := s.db.Get(datakey) - if err != nil { - found := false - - // The highest possible proximity is 255, so exit loop upon overflow. - for po = uint8(1); po != 0; po++ { - datakey = getDataKey(index.Idx, po) - data, err = s.db.Get(datakey) - if err == nil { - found = true - break - } - } - - if !found { - log.Warn(fmt.Sprintf("Chunk %x found but count not be accessed with any po", key)) - errorsFound++ - continue - } - } - - ck := data[:32] - c, err := decodeData(ck, data) - if err != nil { - log.Error("decodeData error", "err", err) - continue - } - - sdata := c.Data() - - cs := int64(binary.LittleEndian.Uint64(sdata[:8])) - log.Trace("chunk", "key", fmt.Sprintf("%x", key), "ck", fmt.Sprintf("%x", ck), "dkey", fmt.Sprintf("%x", datakey), "dataidx", index.Idx, "po", po, "len data", len(data), "len sdata", len(sdata), "size", cs) - - // if chunk is to be removed - if f(c) { - log.Warn("chunk for cleanup", "key", fmt.Sprintf("%x", key), "ck", fmt.Sprintf("%x", ck), "dkey", fmt.Sprintf("%x", datakey), "dataidx", index.Idx, "po", po, "len data", len(data), "len sdata", len(sdata), "size", cs) - s.deleteNow(&index, getIndexKey(key[1:]), po) - removed++ - errorsFound++ - } - } - - log.Warn(fmt.Sprintf("Found %v errors out of %v entries. Removed %v chunks.", errorsFound, total, removed)) -} - -// CleanGCIndex rebuilds the garbage collector index from scratch, while -// removing inconsistent elements, e.g., indices with missing data chunks. -// WARN: it's a pretty heavy, long running function. -func (s *LDBStore) CleanGCIndex() error { - s.lock.Lock() - defer s.lock.Unlock() - - batch := leveldb.Batch{} - - var okEntryCount uint64 - var totalEntryCount uint64 - - // throw out all gc indices, we will rebuild from cleaned index - it := s.db.NewIterator() - it.Seek([]byte{keyGCIdx}) - var gcDeletes int - for it.Valid() { - rowType, _ := parseIdxKey(it.Key()) - if rowType != keyGCIdx { - break - } - batch.Delete(it.Key()) - gcDeletes++ - it.Next() - } - log.Debug("gc", "deletes", gcDeletes) - if err := s.db.Write(&batch); err != nil { - return err - } - batch.Reset() - - it.Release() - - // corrected po index pointer values - var poPtrs [256]uint64 - - // set to true if chunk count not on 4096 iteration boundary - var doneIterating bool - - // last key index in previous iteration - lastIdxKey := []byte{keyIndex} - - // counter for debug output - var cleanBatchCount int - - // go through all key index entries - for !doneIterating { - cleanBatchCount++ - var idxs []dpaDBIndex - var chunkHashes [][]byte - var pos []uint8 - it := s.db.NewIterator() - - it.Seek(lastIdxKey) - - // 4096 is just a nice number, don't look for any hidden meaning here... - var i int - for i = 0; i < 4096; i++ { - - // this really shouldn't happen unless database is empty - // but let's keep it to be safe - if !it.Valid() { - doneIterating = true - break - } - - // if it's not keyindex anymore we're done iterating - rowType, chunkHash := parseIdxKey(it.Key()) - if rowType != keyIndex { - doneIterating = true - break - } - - // decode the retrieved index - var idx dpaDBIndex - err := decodeIndex(it.Value(), &idx) - if err != nil { - return fmt.Errorf("corrupt index: %v", err) - } - po := s.po(chunkHash) - lastIdxKey = it.Key() - - // if we don't find the data key, remove the entry - // if we find it, add to the array of new gc indices to create - dataKey := getDataKey(idx.Idx, po) - _, err = s.db.Get(dataKey) - if err != nil { - log.Warn("deleting inconsistent index (missing data)", "key", chunkHash) - batch.Delete(it.Key()) - } else { - idxs = append(idxs, idx) - chunkHashes = append(chunkHashes, chunkHash) - pos = append(pos, po) - okEntryCount++ - if idx.Idx > poPtrs[po] { - poPtrs[po] = idx.Idx - } - } - totalEntryCount++ - it.Next() - } - it.Release() - - // flush the key index corrections - err := s.db.Write(&batch) - if err != nil { - return err - } - batch.Reset() - - // add correct gc indices - for i, okIdx := range idxs { - gcIdxKey := getGCIdxKey(&okIdx) - gcIdxData := getGCIdxValue(&okIdx, pos[i], chunkHashes[i]) - batch.Put(gcIdxKey, gcIdxData) - log.Trace("clean ok", "key", chunkHashes[i], "gcKey", gcIdxKey, "gcData", gcIdxData) - } - - // flush them - err = s.db.Write(&batch) - if err != nil { - return err - } - batch.Reset() - - log.Debug("clean gc index pass", "batch", cleanBatchCount, "checked", i, "kept", len(idxs)) - } - - log.Debug("gc cleanup entries", "ok", okEntryCount, "total", totalEntryCount, "batchlen", batch.Len()) - - // lastly add updated entry count - var entryCount [8]byte - binary.BigEndian.PutUint64(entryCount[:], okEntryCount) - batch.Put(keyEntryCnt, entryCount[:]) - - // and add the new po index pointers - var poKey [2]byte - poKey[0] = keyDistanceCnt - for i, poPtr := range poPtrs { - poKey[1] = uint8(i) - if poPtr == 0 { - batch.Delete(poKey[:]) - } else { - var idxCount [8]byte - binary.BigEndian.PutUint64(idxCount[:], poPtr) - batch.Put(poKey[:], idxCount[:]) - } - } - - // if you made it this far your harddisk has survived. Congratulations - return s.db.Write(&batch) -} - -// Delete is removes a chunk and updates indices. -// Is thread safe -func (s *LDBStore) Delete(addr Address) error { - s.lock.Lock() - defer s.lock.Unlock() - - ikey := getIndexKey(addr) - - idata, err := s.db.Get(ikey) - if err != nil { - return err - } - - var idx dpaDBIndex - decodeIndex(idata, &idx) - proximity := s.po(addr) - return s.deleteNow(&idx, ikey, proximity) -} - -// executes one delete operation immediately -// see *LDBStore.delete -func (s *LDBStore) deleteNow(idx *dpaDBIndex, idxKey []byte, po uint8) error { - batch := new(leveldb.Batch) - s.delete(batch, idx, idxKey, po) - return s.db.Write(batch) -} - -// adds a delete chunk operation to the provided batch -// if called directly, decrements entrycount regardless if the chunk exists upon deletion. Risk of wrap to max uint64 -func (s *LDBStore) delete(batch *leveldb.Batch, idx *dpaDBIndex, idxKey []byte, po uint8) { - metrics.GetOrRegisterCounter("ldbstore.delete", nil).Inc(1) - - gcIdxKey := getGCIdxKey(idx) - batch.Delete(gcIdxKey) - dataKey := getDataKey(idx.Idx, po) - batch.Delete(dataKey) - batch.Delete(idxKey) - s.entryCnt-- - dbEntryCount.Dec(1) - cntKey := make([]byte, 2) - cntKey[0] = keyDistanceCnt - cntKey[1] = po - batch.Put(keyEntryCnt, U64ToBytes(s.entryCnt)) - batch.Put(cntKey, U64ToBytes(s.bucketCnt[po])) -} - -func (s *LDBStore) BinIndex(po uint8) uint64 { - s.lock.RLock() - defer s.lock.RUnlock() - return s.bucketCnt[po] -} - -// Put adds a chunk to the database, adding indices and incrementing global counters. -// If it already exists, it merely increments the access count of the existing entry. -// Is thread safe -func (s *LDBStore) Put(ctx context.Context, chunk Chunk) error { - metrics.GetOrRegisterCounter("ldbstore.put", nil).Inc(1) - log.Trace("ldbstore.put", "key", chunk.Address()) - - ikey := getIndexKey(chunk.Address()) - var index dpaDBIndex - - po := s.po(chunk.Address()) - - s.lock.Lock() - - if s.closed { - s.lock.Unlock() - return ErrDBClosed - } - batch := s.batch - - log.Trace("ldbstore.put: s.db.Get", "key", chunk.Address(), "ikey", fmt.Sprintf("%x", ikey)) - _, err := s.db.Get(ikey) - if err != nil { - s.doPut(chunk, &index, po) - } - idata := encodeIndex(&index) - s.batch.Put(ikey, idata) - - // add the access-chunkindex index for garbage collection - gcIdxKey := getGCIdxKey(&index) - gcIdxData := getGCIdxValue(&index, po, chunk.Address()) - s.batch.Put(gcIdxKey, gcIdxData) - s.lock.Unlock() - - select { - case s.batchesC <- struct{}{}: - default: - } - - select { - case <-batch.c: - return batch.err - case <-ctx.Done(): - return ctx.Err() - } -} - -// force putting into db, does not check or update necessary indices -func (s *LDBStore) doPut(chunk Chunk, index *dpaDBIndex, po uint8) { - data := s.encodeDataFunc(chunk) - dkey := getDataKey(s.dataIdx, po) - s.batch.Put(dkey, data) - index.Idx = s.dataIdx - s.bucketCnt[po] = s.dataIdx - s.entryCnt++ - dbEntryCount.Inc(1) - s.dataIdx++ - index.Access = s.accessCnt - s.accessCnt++ - cntKey := make([]byte, 2) - cntKey[0] = keyDistanceCnt - cntKey[1] = po - s.batch.Put(cntKey, U64ToBytes(s.bucketCnt[po])) -} - -func (s *LDBStore) writeBatches() { - for { - select { - case <-s.quit: - log.Debug("DbStore: quit batch write loop") - return - case <-s.batchesC: - err := s.writeCurrentBatch() - if err != nil { - log.Debug("DbStore: quit batch write loop", "err", err.Error()) - return - } - } - } - -} - -func (s *LDBStore) writeCurrentBatch() error { - s.lock.Lock() - defer s.lock.Unlock() - b := s.batch - l := b.Len() - if l == 0 { - return nil - } - s.batch = newBatch() - b.err = s.writeBatch(b, wEntryCnt|wAccessCnt|wIndexCnt) - close(b.c) - if s.entryCnt >= s.capacity { - go s.collectGarbage() - } - return nil -} - -// must be called non concurrently -func (s *LDBStore) writeBatch(b *dbBatch, wFlag uint8) error { - if wFlag&wEntryCnt > 0 { - b.Put(keyEntryCnt, U64ToBytes(s.entryCnt)) - } - if wFlag&wIndexCnt > 0 { - b.Put(keyDataIdx, U64ToBytes(s.dataIdx)) - } - if wFlag&wAccessCnt > 0 { - b.Put(keyAccessCnt, U64ToBytes(s.accessCnt)) - } - l := b.Len() - if err := s.db.Write(b.Batch); err != nil { - return fmt.Errorf("unable to write batch: %v", err) - } - log.Trace(fmt.Sprintf("batch write (%d entries)", l)) - return nil -} - -// newMockEncodeDataFunc returns a function that stores the chunk data -// to a mock store to bypass the default functionality encodeData. -// The constructed function always returns the nil data, as DbStore does -// not need to store the data, but still need to create the index. -func newMockEncodeDataFunc(mockStore *mock.NodeStore) func(chunk Chunk) []byte { - return func(chunk Chunk) []byte { - if err := mockStore.Put(chunk.Address(), encodeData(chunk)); err != nil { - log.Error(fmt.Sprintf("%T: Chunk %v put: %v", mockStore, chunk.Address().Log(), err)) - } - return chunk.Address()[:] - } -} - -// tryAccessIdx tries to find index entry. If found then increments the access -// count for garbage collection and returns the index entry and true for found, -// otherwise returns nil and false. -func (s *LDBStore) tryAccessIdx(addr Address, po uint8) (*dpaDBIndex, bool) { - ikey := getIndexKey(addr) - idata, err := s.db.Get(ikey) - if err != nil { - return nil, false - } - - index := new(dpaDBIndex) - decodeIndex(idata, index) - oldGCIdxKey := getGCIdxKey(index) - s.batch.Put(keyAccessCnt, U64ToBytes(s.accessCnt)) - index.Access = s.accessCnt - idata = encodeIndex(index) - s.accessCnt++ - s.batch.Put(ikey, idata) - newGCIdxKey := getGCIdxKey(index) - newGCIdxData := getGCIdxValue(index, po, ikey[1:]) - s.batch.Delete(oldGCIdxKey) - s.batch.Put(newGCIdxKey, newGCIdxData) - select { - case s.batchesC <- struct{}{}: - default: - } - return index, true -} - -// GetSchema is returning the current named schema of the datastore as read from LevelDB -func (s *LDBStore) GetSchema() (string, error) { - s.lock.Lock() - defer s.lock.Unlock() - - data, err := s.db.Get(keySchema) - if err != nil { - if err == leveldb.ErrNotFound { - return DbSchemaNone, nil - } - return "", err - } - - return string(data), nil -} - -// PutSchema is saving a named schema to the LevelDB datastore -func (s *LDBStore) PutSchema(schema string) error { - s.lock.Lock() - defer s.lock.Unlock() - - return s.db.Put(keySchema, []byte(schema)) -} - -// Get retrieves the chunk matching the provided key from the database. -// If the chunk entry does not exist, it returns an error -// Updates access count and is thread safe -func (s *LDBStore) Get(_ context.Context, addr Address) (chunk Chunk, err error) { - metrics.GetOrRegisterCounter("ldbstore.get", nil).Inc(1) - log.Trace("ldbstore.get", "key", addr) - - s.lock.Lock() - defer s.lock.Unlock() - return s.get(addr) -} - -// Has queries the underlying DB if a chunk with the given address is stored -// Returns true if the chunk is found, false if not -func (s *LDBStore) Has(_ context.Context, addr Address) bool { - s.lock.RLock() - defer s.lock.RUnlock() - - ikey := getIndexKey(addr) - _, err := s.db.Get(ikey) - - return err == nil -} - -// TODO: To conform with other private methods of this object indices should not be updated -func (s *LDBStore) get(addr Address) (chunk Chunk, err error) { - if s.closed { - return nil, ErrDBClosed - } - proximity := s.po(addr) - index, found := s.tryAccessIdx(addr, proximity) - if found { - var data []byte - if s.getDataFunc != nil { - // if getDataFunc is defined, use it to retrieve the chunk data - log.Trace("ldbstore.get retrieve with getDataFunc", "key", addr) - data, err = s.getDataFunc(addr) - if err != nil { - return - } - } else { - // default DbStore functionality to retrieve chunk data - datakey := getDataKey(index.Idx, proximity) - data, err = s.db.Get(datakey) - log.Trace("ldbstore.get retrieve", "key", addr, "indexkey", index.Idx, "datakey", fmt.Sprintf("%x", datakey), "proximity", proximity) - if err != nil { - log.Trace("ldbstore.get chunk found but could not be accessed", "key", addr, "err", err) - s.deleteNow(index, getIndexKey(addr), s.po(addr)) - return - } - } - - return decodeData(addr, data) - } else { - err = ErrChunkNotFound - } - - return -} - -// newMockGetFunc returns a function that reads chunk data from -// the mock database, which is used as the value for DbStore.getFunc -// to bypass the default functionality of DbStore with a mock store. -func newMockGetDataFunc(mockStore *mock.NodeStore) func(addr Address) (data []byte, err error) { - return func(addr Address) (data []byte, err error) { - data, err = mockStore.Get(addr) - if err == mock.ErrNotFound { - // preserve ErrChunkNotFound error - err = ErrChunkNotFound - } - return data, err - } -} - -func (s *LDBStore) setCapacity(c uint64) { - s.lock.Lock() - defer s.lock.Unlock() - - s.capacity = c - - for s.entryCnt > c { - s.collectGarbage() - } -} - -func (s *LDBStore) Close() { - close(s.quit) - s.lock.Lock() - s.closed = true - s.lock.Unlock() - // force writing out current batch - s.writeCurrentBatch() - s.db.Close() -} - -// SyncIterator(start, stop, po, f) calls f on each hash of a bin po from start to stop -func (s *LDBStore) SyncIterator(since uint64, until uint64, po uint8, f func(Address, uint64) bool) error { - metrics.GetOrRegisterCounter("ldbstore.synciterator", nil).Inc(1) - - sincekey := getDataKey(since, po) - untilkey := getDataKey(until, po) - it := s.db.NewIterator() - defer it.Release() - - for ok := it.Seek(sincekey); ok; ok = it.Next() { - metrics.GetOrRegisterCounter("ldbstore.synciterator.seek", nil).Inc(1) - - dbkey := it.Key() - if dbkey[0] != keyData || dbkey[1] != po || bytes.Compare(untilkey, dbkey) < 0 { - break - } - key := make([]byte, 32) - val := it.Value() - copy(key, val[:32]) - if !f(Address(key), binary.BigEndian.Uint64(dbkey[2:])) { - break - } - } - return it.Error() -} diff --git a/swarm/storage/ldbstore_test.go b/swarm/storage/ldbstore_test.go deleted file mode 100644 index d17bd7d0e4..0000000000 --- a/swarm/storage/ldbstore_test.go +++ /dev/null @@ -1,777 +0,0 @@ -// Copyright 2016 The go-ethereum Authors -// This file is part of the go-ethereum library. -// -// The go-ethereum library is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// The go-ethereum library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with the go-ethereum library. If not, see . - -package storage - -import ( - "bytes" - "context" - "encoding/binary" - "fmt" - "io/ioutil" - "os" - "strconv" - "strings" - "testing" - - "github.com/ethereum/go-ethereum/common" - "github.com/ethereum/go-ethereum/swarm/chunk" - "github.com/ethereum/go-ethereum/swarm/log" - "github.com/ethereum/go-ethereum/swarm/storage/mock/mem" - ldberrors "github.com/syndtr/goleveldb/leveldb/errors" -) - -type testDbStore struct { - *LDBStore - dir string -} - -func newTestDbStore(mock bool, trusted bool) (*testDbStore, func(), error) { - dir, err := ioutil.TempDir("", "bzz-storage-test") - if err != nil { - return nil, func() {}, err - } - - var db *LDBStore - storeparams := NewDefaultStoreParams() - params := NewLDBStoreParams(storeparams, dir) - params.Po = testPoFunc - - if mock { - globalStore := mem.NewGlobalStore() - addr := common.HexToAddress("0x5aaeb6053f3e94c9b9a09f33669435e7ef1beaed") - mockStore := globalStore.NewNodeStore(addr) - - db, err = NewMockDbStore(params, mockStore) - } else { - db, err = NewLDBStore(params) - } - - cleanup := func() { - if db != nil { - db.Close() - } - err = os.RemoveAll(dir) - if err != nil { - panic(fmt.Sprintf("db cleanup failed: %v", err)) - } - } - - return &testDbStore{db, dir}, cleanup, err -} - -func testPoFunc(k Address) (ret uint8) { - basekey := make([]byte, 32) - return uint8(Proximity(basekey, k[:])) -} - -func testDbStoreRandom(n int, mock bool, t *testing.T) { - db, cleanup, err := newTestDbStore(mock, true) - defer cleanup() - if err != nil { - t.Fatalf("init dbStore failed: %v", err) - } - testStoreRandom(db, n, t) -} - -func testDbStoreCorrect(n int, mock bool, t *testing.T) { - db, cleanup, err := newTestDbStore(mock, false) - defer cleanup() - if err != nil { - t.Fatalf("init dbStore failed: %v", err) - } - testStoreCorrect(db, n, t) -} - -func TestMarkAccessed(t *testing.T) { - db, cleanup, err := newTestDbStore(false, true) - defer cleanup() - if err != nil { - t.Fatalf("init dbStore failed: %v", err) - } - - h := GenerateRandomChunk(chunk.DefaultSize) - - db.Put(context.Background(), h) - - var index dpaDBIndex - addr := h.Address() - idxk := getIndexKey(addr) - - idata, err := db.db.Get(idxk) - if err != nil { - t.Fatal(err) - } - decodeIndex(idata, &index) - - if index.Access != 0 { - t.Fatalf("Expected the access index to be %d, but it is %d", 0, index.Access) - } - - db.MarkAccessed(addr) - db.writeCurrentBatch() - - idata, err = db.db.Get(idxk) - if err != nil { - t.Fatal(err) - } - decodeIndex(idata, &index) - - if index.Access != 1 { - t.Fatalf("Expected the access index to be %d, but it is %d", 1, index.Access) - } - -} - -func TestDbStoreRandom_1(t *testing.T) { - testDbStoreRandom(1, false, t) -} - -func TestDbStoreCorrect_1(t *testing.T) { - testDbStoreCorrect(1, false, t) -} - -func TestDbStoreRandom_1k(t *testing.T) { - testDbStoreRandom(1000, false, t) -} - -func TestDbStoreCorrect_1k(t *testing.T) { - testDbStoreCorrect(1000, false, t) -} - -func TestMockDbStoreRandom_1(t *testing.T) { - testDbStoreRandom(1, true, t) -} - -func TestMockDbStoreCorrect_1(t *testing.T) { - testDbStoreCorrect(1, true, t) -} - -func TestMockDbStoreRandom_1k(t *testing.T) { - testDbStoreRandom(1000, true, t) -} - -func TestMockDbStoreCorrect_1k(t *testing.T) { - testDbStoreCorrect(1000, true, t) -} - -func testDbStoreNotFound(t *testing.T, mock bool) { - db, cleanup, err := newTestDbStore(mock, false) - defer cleanup() - if err != nil { - t.Fatalf("init dbStore failed: %v", err) - } - - _, err = db.Get(context.TODO(), ZeroAddr) - if err != ErrChunkNotFound { - t.Errorf("Expected ErrChunkNotFound, got %v", err) - } -} - -func TestDbStoreNotFound(t *testing.T) { - testDbStoreNotFound(t, false) -} -func TestMockDbStoreNotFound(t *testing.T) { - testDbStoreNotFound(t, true) -} - -func testIterator(t *testing.T, mock bool) { - var i int - var poc uint - chunkcount := 32 - chunkkeys := NewAddressCollection(chunkcount) - chunkkeysResults := NewAddressCollection(chunkcount) - - db, cleanup, err := newTestDbStore(mock, false) - defer cleanup() - if err != nil { - t.Fatalf("init dbStore failed: %v", err) - } - - chunks := GenerateRandomChunks(chunk.DefaultSize, chunkcount) - - for i = 0; i < len(chunks); i++ { - chunkkeys[i] = chunks[i].Address() - err := db.Put(context.TODO(), chunks[i]) - if err != nil { - t.Fatalf("dbStore.Put failed: %v", err) - } - } - - for i = 0; i < len(chunkkeys); i++ { - log.Trace(fmt.Sprintf("Chunk array pos %d/%d: '%v'", i, chunkcount, chunkkeys[i])) - } - i = 0 - for poc = 0; poc <= 255; poc++ { - err := db.SyncIterator(0, uint64(chunkkeys.Len()), uint8(poc), func(k Address, n uint64) bool { - log.Trace(fmt.Sprintf("Got key %v number %d poc %d", k, n, uint8(poc))) - chunkkeysResults[n] = k - i++ - return true - }) - if err != nil { - t.Fatalf("Iterator call failed: %v", err) - } - } - - for i = 0; i < chunkcount; i++ { - if !bytes.Equal(chunkkeys[i], chunkkeysResults[i]) { - t.Fatalf("Chunk put #%d key '%v' does not match iterator's key '%v'", i, chunkkeys[i], chunkkeysResults[i]) - } - } - -} - -func TestIterator(t *testing.T) { - testIterator(t, false) -} -func TestMockIterator(t *testing.T) { - testIterator(t, true) -} - -func benchmarkDbStorePut(n int, mock bool, b *testing.B) { - db, cleanup, err := newTestDbStore(mock, true) - defer cleanup() - if err != nil { - b.Fatalf("init dbStore failed: %v", err) - } - benchmarkStorePut(db, n, b) -} - -func benchmarkDbStoreGet(n int, mock bool, b *testing.B) { - db, cleanup, err := newTestDbStore(mock, true) - defer cleanup() - if err != nil { - b.Fatalf("init dbStore failed: %v", err) - } - benchmarkStoreGet(db, n, b) -} - -func BenchmarkDbStorePut_500(b *testing.B) { - benchmarkDbStorePut(500, false, b) -} - -func BenchmarkDbStoreGet_500(b *testing.B) { - benchmarkDbStoreGet(500, false, b) -} - -func BenchmarkMockDbStorePut_500(b *testing.B) { - benchmarkDbStorePut(500, true, b) -} - -func BenchmarkMockDbStoreGet_500(b *testing.B) { - benchmarkDbStoreGet(500, true, b) -} - -// TestLDBStoreWithoutCollectGarbage tests that we can put a number of random chunks in the LevelDB store, and -// retrieve them, provided we don't hit the garbage collection -func TestLDBStoreWithoutCollectGarbage(t *testing.T) { - capacity := 50 - n := 10 - - ldb, cleanup := newLDBStore(t) - ldb.setCapacity(uint64(capacity)) - defer cleanup() - - chunks, err := mputRandomChunks(ldb, n) - if err != nil { - t.Fatal(err.Error()) - } - - log.Info("ldbstore", "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt) - - for _, ch := range chunks { - ret, err := ldb.Get(context.TODO(), ch.Address()) - if err != nil { - t.Fatal(err) - } - - if !bytes.Equal(ret.Data(), ch.Data()) { - t.Fatal("expected to get the same data back, but got smth else") - } - } - - if ldb.entryCnt != uint64(n) { - t.Fatalf("expected entryCnt to be equal to %v, but got %v", n, ldb.entryCnt) - } - - if ldb.accessCnt != uint64(2*n) { - t.Fatalf("expected accessCnt to be equal to %v, but got %v", 2*n, ldb.accessCnt) - } -} - -// TestLDBStoreCollectGarbage tests that we can put more chunks than LevelDB's capacity, and -// retrieve only some of them, because garbage collection must have partially cleared the store -// Also tests that we can delete chunks and that we can trigger garbage collection -func TestLDBStoreCollectGarbage(t *testing.T) { - - // below max ronud - initialCap := defaultMaxGCRound / 100 - cap := initialCap / 2 - t.Run(fmt.Sprintf("A/%d/%d", cap, cap*4), testLDBStoreCollectGarbage) - t.Run(fmt.Sprintf("B/%d/%d", cap, cap*4), testLDBStoreRemoveThenCollectGarbage) - - // at max round - cap = initialCap - t.Run(fmt.Sprintf("A/%d/%d", cap, cap*4), testLDBStoreCollectGarbage) - t.Run(fmt.Sprintf("B/%d/%d", cap, cap*4), testLDBStoreRemoveThenCollectGarbage) - - // more than max around, not on threshold - cap = initialCap + 500 - t.Run(fmt.Sprintf("A/%d/%d", cap, cap*4), testLDBStoreCollectGarbage) - t.Run(fmt.Sprintf("B/%d/%d", cap, cap*4), testLDBStoreRemoveThenCollectGarbage) - -} - -func testLDBStoreCollectGarbage(t *testing.T) { - params := strings.Split(t.Name(), "/") - capacity, err := strconv.Atoi(params[2]) - if err != nil { - t.Fatal(err) - } - n, err := strconv.Atoi(params[3]) - if err != nil { - t.Fatal(err) - } - - ldb, cleanup := newLDBStore(t) - ldb.setCapacity(uint64(capacity)) - defer cleanup() - - // retrieve the gc round target count for the db capacity - ldb.startGC(capacity) - roundTarget := ldb.gc.target - - // split put counts to gc target count threshold, and wait for gc to finish in between - var allChunks []Chunk - remaining := n - for remaining > 0 { - var putCount int - if remaining < roundTarget { - putCount = remaining - } else { - putCount = roundTarget - } - remaining -= putCount - chunks, err := mputRandomChunks(ldb, putCount) - if err != nil { - t.Fatal(err.Error()) - } - allChunks = append(allChunks, chunks...) - ldb.lock.RLock() - log.Debug("ldbstore", "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt, "cap", capacity, "n", n) - ldb.lock.RUnlock() - - waitGc(ldb) - } - - // attempt gets on all put chunks - var missing int - for _, ch := range allChunks { - ret, err := ldb.Get(context.TODO(), ch.Address()) - if err == ErrChunkNotFound || err == ldberrors.ErrNotFound { - missing++ - continue - } - if err != nil { - t.Fatal(err) - } - - if !bytes.Equal(ret.Data(), ch.Data()) { - t.Fatal("expected to get the same data back, but got smth else") - } - - log.Trace("got back chunk", "chunk", ret) - } - - // all surplus chunks should be missing - expectMissing := roundTarget + (((n - capacity) / roundTarget) * roundTarget) - if missing != expectMissing { - t.Fatalf("gc failure: expected to miss %v chunks, but only %v are actually missing", expectMissing, missing) - } - - log.Info("ldbstore", "total", n, "missing", missing, "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt) -} - -// TestLDBStoreAddRemove tests that we can put and then delete a given chunk -func TestLDBStoreAddRemove(t *testing.T) { - ldb, cleanup := newLDBStore(t) - ldb.setCapacity(200) - defer cleanup() - - n := 100 - chunks, err := mputRandomChunks(ldb, n) - if err != nil { - t.Fatalf(err.Error()) - } - - for i := 0; i < n; i++ { - // delete all even index chunks - if i%2 == 0 { - ldb.Delete(chunks[i].Address()) - } - } - - log.Info("ldbstore", "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt) - - for i := 0; i < n; i++ { - ret, err := ldb.Get(context.TODO(), chunks[i].Address()) - - if i%2 == 0 { - // expect even chunks to be missing - if err == nil { - t.Fatal("expected chunk to be missing, but got no error") - } - } else { - // expect odd chunks to be retrieved successfully - if err != nil { - t.Fatalf("expected no error, but got %s", err) - } - - if !bytes.Equal(ret.Data(), chunks[i].Data()) { - t.Fatal("expected to get the same data back, but got smth else") - } - } - } -} - -func testLDBStoreRemoveThenCollectGarbage(t *testing.T) { - t.Skip("flaky with -race flag") - - params := strings.Split(t.Name(), "/") - capacity, err := strconv.Atoi(params[2]) - if err != nil { - t.Fatal(err) - } - n, err := strconv.Atoi(params[3]) - if err != nil { - t.Fatal(err) - } - - ldb, cleanup := newLDBStore(t) - defer cleanup() - ldb.setCapacity(uint64(capacity)) - - // put capacity count number of chunks - chunks := make([]Chunk, n) - for i := 0; i < n; i++ { - c := GenerateRandomChunk(chunk.DefaultSize) - chunks[i] = c - log.Trace("generate random chunk", "idx", i, "chunk", c) - } - - for i := 0; i < n; i++ { - err := ldb.Put(context.TODO(), chunks[i]) - if err != nil { - t.Fatal(err) - } - } - - waitGc(ldb) - - // delete all chunks - // (only count the ones actually deleted, the rest will have been gc'd) - deletes := 0 - for i := 0; i < n; i++ { - if ldb.Delete(chunks[i].Address()) == nil { - deletes++ - } - } - - log.Info("ldbstore", "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt) - - if ldb.entryCnt != 0 { - t.Fatalf("ldb.entrCnt expected 0 got %v", ldb.entryCnt) - } - - // the manual deletes will have increased accesscnt, so we need to add this when we verify the current count - expAccessCnt := uint64(n) - if ldb.accessCnt != expAccessCnt { - t.Fatalf("ldb.accessCnt expected %v got %v", expAccessCnt, ldb.accessCnt) - } - - // retrieve the gc round target count for the db capacity - ldb.startGC(capacity) - roundTarget := ldb.gc.target - - remaining := n - var puts int - for remaining > 0 { - var putCount int - if remaining < roundTarget { - putCount = remaining - } else { - putCount = roundTarget - } - remaining -= putCount - for putCount > 0 { - ldb.Put(context.TODO(), chunks[puts]) - ldb.lock.RLock() - log.Debug("ldbstore", "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt, "cap", capacity, "n", n, "puts", puts, "remaining", remaining, "roundtarget", roundTarget) - ldb.lock.RUnlock() - puts++ - putCount-- - } - - waitGc(ldb) - } - - // expect first surplus chunks to be missing, because they have the smallest access value - expectMissing := roundTarget + (((n - capacity) / roundTarget) * roundTarget) - for i := 0; i < expectMissing; i++ { - _, err := ldb.Get(context.TODO(), chunks[i].Address()) - if err == nil { - t.Fatalf("expected surplus chunk %d to be missing, but got no error", i) - } - } - - // expect last chunks to be present, as they have the largest access value - for i := expectMissing; i < n; i++ { - ret, err := ldb.Get(context.TODO(), chunks[i].Address()) - if err != nil { - t.Fatalf("chunk %v: expected no error, but got %s", i, err) - } - if !bytes.Equal(ret.Data(), chunks[i].Data()) { - t.Fatal("expected to get the same data back, but got smth else") - } - } -} - -// TestLDBStoreCollectGarbageAccessUnlikeIndex tests garbage collection where accesscount differs from indexcount -func TestLDBStoreCollectGarbageAccessUnlikeIndex(t *testing.T) { - - capacity := defaultMaxGCRound / 100 * 2 - n := capacity - 1 - - ldb, cleanup := newLDBStore(t) - ldb.setCapacity(uint64(capacity)) - defer cleanup() - - chunks, err := mputRandomChunks(ldb, n) - if err != nil { - t.Fatal(err.Error()) - } - log.Info("ldbstore", "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt) - - // set first added capacity/2 chunks to highest accesscount - for i := 0; i < capacity/2; i++ { - _, err := ldb.Get(context.TODO(), chunks[i].Address()) - if err != nil { - t.Fatalf("fail add chunk #%d - %s: %v", i, chunks[i].Address(), err) - } - } - _, err = mputRandomChunks(ldb, 2) - if err != nil { - t.Fatal(err.Error()) - } - - // wait for garbage collection to kick in on the responsible actor - waitGc(ldb) - - var missing int - for i, ch := range chunks[2 : capacity/2] { - ret, err := ldb.Get(context.TODO(), ch.Address()) - if err == ErrChunkNotFound || err == ldberrors.ErrNotFound { - t.Fatalf("fail find chunk #%d - %s: %v", i, ch.Address(), err) - } - - if !bytes.Equal(ret.Data(), ch.Data()) { - t.Fatal("expected to get the same data back, but got smth else") - } - log.Trace("got back chunk", "chunk", ret) - } - - log.Info("ldbstore", "total", n, "missing", missing, "entrycnt", ldb.entryCnt, "accesscnt", ldb.accessCnt) -} - -func TestCleanIndex(t *testing.T) { - capacity := 5000 - n := 3 - - ldb, cleanup := newLDBStore(t) - ldb.setCapacity(uint64(capacity)) - defer cleanup() - - chunks, err := mputRandomChunks(ldb, n) - if err != nil { - t.Fatal(err) - } - - // remove the data of the first chunk - po := ldb.po(chunks[0].Address()[:]) - dataKey := make([]byte, 10) - dataKey[0] = keyData - dataKey[1] = byte(po) - // dataKey[2:10] = first chunk has storageIdx 0 on [2:10] - if _, err := ldb.db.Get(dataKey); err != nil { - t.Fatal(err) - } - if err := ldb.db.Delete(dataKey); err != nil { - t.Fatal(err) - } - - // remove the gc index row for the first chunk - gcFirstCorrectKey := make([]byte, 9) - gcFirstCorrectKey[0] = keyGCIdx - if err := ldb.db.Delete(gcFirstCorrectKey); err != nil { - t.Fatal(err) - } - - // warp the gc data of the second chunk - // this data should be correct again after the clean - gcSecondCorrectKey := make([]byte, 9) - gcSecondCorrectKey[0] = keyGCIdx - binary.BigEndian.PutUint64(gcSecondCorrectKey[1:], uint64(1)) - gcSecondCorrectVal, err := ldb.db.Get(gcSecondCorrectKey) - if err != nil { - t.Fatal(err) - } - warpedGCVal := make([]byte, len(gcSecondCorrectVal)+1) - copy(warpedGCVal[1:], gcSecondCorrectVal) - if err := ldb.db.Delete(gcSecondCorrectKey); err != nil { - t.Fatal(err) - } - if err := ldb.db.Put(gcSecondCorrectKey, warpedGCVal); err != nil { - t.Fatal(err) - } - - if err := ldb.CleanGCIndex(); err != nil { - t.Fatal(err) - } - - // the index without corresponding data should have been deleted - idxKey := make([]byte, 33) - idxKey[0] = keyIndex - copy(idxKey[1:], chunks[0].Address()) - if _, err := ldb.db.Get(idxKey); err == nil { - t.Fatalf("expected chunk 0 idx to be pruned: %v", idxKey) - } - - // the two other indices should be present - copy(idxKey[1:], chunks[1].Address()) - if _, err := ldb.db.Get(idxKey); err != nil { - t.Fatalf("expected chunk 1 idx to be present: %v", idxKey) - } - - copy(idxKey[1:], chunks[2].Address()) - if _, err := ldb.db.Get(idxKey); err != nil { - t.Fatalf("expected chunk 2 idx to be present: %v", idxKey) - } - - // first gc index should still be gone - if _, err := ldb.db.Get(gcFirstCorrectKey); err == nil { - t.Fatalf("expected gc 0 idx to be pruned: %v", idxKey) - } - - // second gc index should still be fixed - if _, err := ldb.db.Get(gcSecondCorrectKey); err != nil { - t.Fatalf("expected gc 1 idx to be present: %v", idxKey) - } - - // third gc index should be unchanged - binary.BigEndian.PutUint64(gcSecondCorrectKey[1:], uint64(2)) - if _, err := ldb.db.Get(gcSecondCorrectKey); err != nil { - t.Fatalf("expected gc 2 idx to be present: %v", idxKey) - } - - c, err := ldb.db.Get(keyEntryCnt) - if err != nil { - t.Fatalf("expected gc 2 idx to be present: %v", idxKey) - } - - // entrycount should now be one less - entryCount := binary.BigEndian.Uint64(c) - if entryCount != 2 { - t.Fatalf("expected entrycnt to be 2, was %d", c) - } - - // the chunks might accidentally be in the same bin - // if so that bin counter will now be 2 - the highest added index. - // if not, the total of them will be 3 - poBins := []uint8{ldb.po(chunks[1].Address()), ldb.po(chunks[2].Address())} - if poBins[0] == poBins[1] { - poBins = poBins[:1] - } - - var binTotal uint64 - var currentBin [2]byte - currentBin[0] = keyDistanceCnt - if len(poBins) == 1 { - currentBin[1] = poBins[0] - c, err := ldb.db.Get(currentBin[:]) - if err != nil { - t.Fatalf("expected gc 2 idx to be present: %v", idxKey) - } - binCount := binary.BigEndian.Uint64(c) - if binCount != 2 { - t.Fatalf("expected entrycnt to be 2, was %d", binCount) - } - } else { - for _, bin := range poBins { - currentBin[1] = bin - c, err := ldb.db.Get(currentBin[:]) - if err != nil { - t.Fatalf("expected gc 2 idx to be present: %v", idxKey) - } - binCount := binary.BigEndian.Uint64(c) - binTotal += binCount - - } - if binTotal != 3 { - t.Fatalf("expected sum of bin indices to be 3, was %d", binTotal) - } - } - - // check that the iterator quits properly - chunks, err = mputRandomChunks(ldb, 4100) - if err != nil { - t.Fatal(err) - } - - po = ldb.po(chunks[4099].Address()[:]) - dataKey = make([]byte, 10) - dataKey[0] = keyData - dataKey[1] = byte(po) - binary.BigEndian.PutUint64(dataKey[2:], 4099+3) - if _, err := ldb.db.Get(dataKey); err != nil { - t.Fatal(err) - } - if err := ldb.db.Delete(dataKey); err != nil { - t.Fatal(err) - } - - if err := ldb.CleanGCIndex(); err != nil { - t.Fatal(err) - } - - // entrycount should now be one less of added chunks - c, err = ldb.db.Get(keyEntryCnt) - if err != nil { - t.Fatalf("expected gc 2 idx to be present: %v", idxKey) - } - entryCount = binary.BigEndian.Uint64(c) - if entryCount != 4099+2 { - t.Fatalf("expected entrycnt to be 2, was %d", c) - } -} - -// Note: waitGc does not guarantee that we wait 1 GC round; it only -// guarantees that if the GC is running we wait for that run to finish -// ticket: https://github.com/ethersphere/go-ethereum/issues/1151 -func waitGc(ldb *LDBStore) { - <-ldb.gc.runC - ldb.gc.runC <- struct{}{} -} diff --git a/swarm/storage/localstore.go b/swarm/storage/localstore.go deleted file mode 100644 index a8f6f037f6..0000000000 --- a/swarm/storage/localstore.go +++ /dev/null @@ -1,251 +0,0 @@ -// Copyright 2016 The go-ethereum Authors -// This file is part of the go-ethereum library. -// -// The go-ethereum library is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// The go-ethereum library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with the go-ethereum library. If not, see . - -package storage - -import ( - "context" - "path/filepath" - "sync" - - "github.com/ethereum/go-ethereum/metrics" - "github.com/ethereum/go-ethereum/swarm/log" - "github.com/ethereum/go-ethereum/swarm/storage/mock" -) - -type LocalStoreParams struct { - *StoreParams - ChunkDbPath string - Validators []ChunkValidator `toml:"-"` -} - -func NewDefaultLocalStoreParams() *LocalStoreParams { - return &LocalStoreParams{ - StoreParams: NewDefaultStoreParams(), - } -} - -//this can only finally be set after all config options (file, cmd line, env vars) -//have been evaluated -func (p *LocalStoreParams) Init(path string) { - if p.ChunkDbPath == "" { - p.ChunkDbPath = filepath.Join(path, "chunks") - } -} - -// LocalStore is a combination of inmemory db over a disk persisted db -// implements a Get/Put with fallback (caching) logic using any 2 ChunkStores -type LocalStore struct { - Validators []ChunkValidator - memStore *MemStore - DbStore *LDBStore - mu sync.Mutex -} - -// This constructor uses MemStore and DbStore as components -func NewLocalStore(params *LocalStoreParams, mockStore *mock.NodeStore) (*LocalStore, error) { - ldbparams := NewLDBStoreParams(params.StoreParams, params.ChunkDbPath) - dbStore, err := NewMockDbStore(ldbparams, mockStore) - if err != nil { - return nil, err - } - return &LocalStore{ - memStore: NewMemStore(params.StoreParams, dbStore), - DbStore: dbStore, - Validators: params.Validators, - }, nil -} - -func NewTestLocalStoreForAddr(params *LocalStoreParams) (*LocalStore, error) { - ldbparams := NewLDBStoreParams(params.StoreParams, params.ChunkDbPath) - dbStore, err := NewLDBStore(ldbparams) - if err != nil { - return nil, err - } - localStore := &LocalStore{ - memStore: NewMemStore(params.StoreParams, dbStore), - DbStore: dbStore, - Validators: params.Validators, - } - return localStore, nil -} - -// isValid returns true if chunk passes any of the LocalStore Validators. -// isValid also returns true if LocalStore has no Validators. -func (ls *LocalStore) isValid(chunk Chunk) bool { - // by default chunks are valid. if we have 0 validators, then all chunks are valid. - valid := true - - // ls.Validators contains a list of one validator per chunk type. - // if one validator succeeds, then the chunk is valid - for _, v := range ls.Validators { - if valid = v.Validate(chunk); valid { - break - } - } - return valid -} - -// Put is responsible for doing validation and storage of the chunk -// by using configured ChunkValidators, MemStore and LDBStore. -// If the chunk is not valid, its GetErrored function will -// return ErrChunkInvalid. -// This method will check if the chunk is already in the MemStore -// and it will return it if it is. If there is an error from -// the MemStore.Get, it will be returned by calling GetErrored -// on the chunk. -// This method is responsible for closing Chunk.ReqC channel -// when the chunk is stored in memstore. -// After the LDBStore.Put, it is ensured that the MemStore -// contains the chunk with the same data, but nil ReqC channel. -func (ls *LocalStore) Put(ctx context.Context, chunk Chunk) error { - if !ls.isValid(chunk) { - return ErrChunkInvalid - } - - log.Trace("localstore.put", "key", chunk.Address()) - ls.mu.Lock() - defer ls.mu.Unlock() - - _, err := ls.memStore.Get(ctx, chunk.Address()) - if err == nil { - return nil - } - if err != nil && err != ErrChunkNotFound { - return err - } - ls.memStore.Put(ctx, chunk) - err = ls.DbStore.Put(ctx, chunk) - return err -} - -// Has queries the underlying DbStore if a chunk with the given address -// is being stored there. -// Returns true if it is stored, false if not -func (ls *LocalStore) Has(ctx context.Context, addr Address) bool { - return ls.DbStore.Has(ctx, addr) -} - -// Get(chunk *Chunk) looks up a chunk in the local stores -// This method is blocking until the chunk is retrieved -// so additional timeout may be needed to wrap this call if -// ChunkStores are remote and can have long latency -func (ls *LocalStore) Get(ctx context.Context, addr Address) (chunk Chunk, err error) { - ls.mu.Lock() - defer ls.mu.Unlock() - - return ls.get(ctx, addr) -} - -func (ls *LocalStore) get(ctx context.Context, addr Address) (chunk Chunk, err error) { - chunk, err = ls.memStore.Get(ctx, addr) - - if err != nil && err != ErrChunkNotFound { - metrics.GetOrRegisterCounter("localstore.get.error", nil).Inc(1) - return nil, err - } - - if err == nil { - metrics.GetOrRegisterCounter("localstore.get.cachehit", nil).Inc(1) - go ls.DbStore.MarkAccessed(addr) - return chunk, nil - } - - metrics.GetOrRegisterCounter("localstore.get.cachemiss", nil).Inc(1) - chunk, err = ls.DbStore.Get(ctx, addr) - if err != nil { - metrics.GetOrRegisterCounter("localstore.get.error", nil).Inc(1) - return nil, err - } - - ls.memStore.Put(ctx, chunk) - return chunk, nil -} - -func (ls *LocalStore) FetchFunc(ctx context.Context, addr Address) func(context.Context) error { - ls.mu.Lock() - defer ls.mu.Unlock() - - _, err := ls.get(ctx, addr) - if err == nil { - return nil - } - return func(context.Context) error { - return err - } -} - -func (ls *LocalStore) BinIndex(po uint8) uint64 { - return ls.DbStore.BinIndex(po) -} - -func (ls *LocalStore) Iterator(from uint64, to uint64, po uint8, f func(Address, uint64) bool) error { - return ls.DbStore.SyncIterator(from, to, po, f) -} - -// Close the local store -func (ls *LocalStore) Close() { - ls.DbStore.Close() -} - -// Migrate checks the datastore schema vs the runtime schema and runs -// migrations if they don't match -func (ls *LocalStore) Migrate() error { - actualDbSchema, err := ls.DbStore.GetSchema() - if err != nil { - log.Error(err.Error()) - return err - } - - if actualDbSchema == CurrentDbSchema { - return nil - } - - log.Debug("running migrations for", "schema", actualDbSchema, "runtime-schema", CurrentDbSchema) - - if actualDbSchema == DbSchemaNone { - ls.migrateFromNoneToPurity() - actualDbSchema = DbSchemaPurity - } - - if err := ls.DbStore.PutSchema(actualDbSchema); err != nil { - return err - } - - if actualDbSchema == DbSchemaPurity { - if err := ls.migrateFromPurityToHalloween(); err != nil { - return err - } - actualDbSchema = DbSchemaHalloween - } - - if err := ls.DbStore.PutSchema(actualDbSchema); err != nil { - return err - } - return nil -} - -func (ls *LocalStore) migrateFromNoneToPurity() { - // delete chunks that are not valid, i.e. chunks that do not pass - // any of the ls.Validators - ls.DbStore.Cleanup(func(c Chunk) bool { - return !ls.isValid(c) - }) -} - -func (ls *LocalStore) migrateFromPurityToHalloween() error { - return ls.DbStore.CleanGCIndex() -} diff --git a/swarm/storage/localstore/export.go b/swarm/storage/localstore/export.go new file mode 100644 index 0000000000..1cf78edb2b --- /dev/null +++ b/swarm/storage/localstore/export.go @@ -0,0 +1,125 @@ +// Copyright 2018 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see . + +package localstore + +import ( + "archive/tar" + "context" + "encoding/hex" + "io" + "io/ioutil" + + "github.com/ethereum/go-ethereum/swarm/chunk" + "github.com/ethereum/go-ethereum/swarm/log" + "github.com/ethereum/go-ethereum/swarm/shed" +) + +func (db *DB) Export(w io.Writer) (count int64, err error) { + tw := tar.NewWriter(w) + defer tw.Close() + + err = db.retrievalDataIndex.Iterate(func(item shed.Item) (stop bool, err error) { + hdr := &tar.Header{ + Name: hex.EncodeToString(item.Address), + Mode: 0644, + Size: int64(len(item.Data)), + } + if err := tw.WriteHeader(hdr); err != nil { + return false, err + } + if _, err := tw.Write(item.Data); err != nil { + return false, err + } + count++ + return true, nil + }, nil) + + return count, err +} + +func (db *DB) Import(r io.Reader) (count int64, err error) { + tr := tar.NewReader(r) + + ctx, cancel := context.WithCancel(context.Background()) + defer cancel() + + countC := make(chan int64) + errC := make(chan error) + go func() { + for { + hdr, err := tr.Next() + if err == io.EOF { + break + } else if err != nil { + select { + case errC <- err: + case <-ctx.Done(): + } + } + + if len(hdr.Name) != 64 || len(hdr.Name) != 128 { + log.Warn("ignoring non-chunk file", "name", hdr.Name) + continue + } + + keybytes, err := hex.DecodeString(hdr.Name) + if err != nil { + log.Warn("ignoring invalid chunk file", "name", hdr.Name, "err", err) + continue + } + + data, err := ioutil.ReadAll(tr) + if err != nil { + select { + case errC <- err: + case <-ctx.Done(): + } + } + key := chunk.Address(keybytes) + ch := chunk.NewChunk(key, data[32:]) + + go func() { + select { + case errC <- db.Put(ctx, chunk.ModePutUpload, ch): + case <-ctx.Done(): + } + }() + + count++ + } + countC <- count + }() + + // wait for all chunks to be stored + i := int64(0) + var total int64 + for { + select { + case err := <-errC: + if err != nil { + return count, err + } + i++ + case total = <-countC: + case <-ctx.Done(): + return i, ctx.Err() + } + if total > 0 && i == total { + return total, nil + } + } +} diff --git a/swarm/storage/localstore/gc_test.go b/swarm/storage/localstore/gc_test.go index 3964c16d59..e1442858a0 100644 --- a/swarm/storage/localstore/gc_test.go +++ b/swarm/storage/localstore/gc_test.go @@ -61,8 +61,8 @@ func testDB_collectGarbageWorker(t *testing.T) { }) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) - syncer := db.NewSetter(ModeSetSync) + uploader := db.NewPutter(chunk.ModePutUpload) + syncer := db.NewSetter(chunk.ModeSetSync) addrs := make([]chunk.Address, 0) @@ -105,7 +105,7 @@ func testDB_collectGarbageWorker(t *testing.T) { // the first synced chunk should be removed t.Run("get the first synced chunk", func(t *testing.T) { - _, err := db.NewGetter(ModeGetRequest).Get(addrs[0]) + _, err := db.NewGetter(chunk.ModeGetRequest).Get(addrs[0]) if err != chunk.ErrChunkNotFound { t.Errorf("got error %v, want %v", err, chunk.ErrChunkNotFound) } @@ -113,7 +113,7 @@ func testDB_collectGarbageWorker(t *testing.T) { // last synced chunk should not be removed t.Run("get most recent synced chunk", func(t *testing.T) { - _, err := db.NewGetter(ModeGetRequest).Get(addrs[len(addrs)-1]) + _, err := db.NewGetter(chunk.ModeGetRequest).Get(addrs[len(addrs)-1]) if err != nil { t.Fatal(err) } @@ -129,8 +129,8 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { }) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) - syncer := db.NewSetter(ModeSetSync) + uploader := db.NewPutter(chunk.ModePutUpload) + syncer := db.NewSetter(chunk.ModeSetSync) testHookCollectGarbageChan := make(chan int64) defer setTestHookCollectGarbage(func(collectedCount int64) { @@ -167,7 +167,7 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { // request the latest synced chunk // to prioritize it in the gc index // not to be collected - _, err := db.NewGetter(ModeGetRequest).Get(addrs[0]) + _, err := db.NewGetter(chunk.ModeGetRequest).Get(addrs[0]) if err != nil { t.Fatal(err) } @@ -227,7 +227,7 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { // requested chunk should not be removed t.Run("get requested chunk", func(t *testing.T) { - _, err := db.NewGetter(ModeGetRequest).Get(addrs[0]) + _, err := db.NewGetter(chunk.ModeGetRequest).Get(addrs[0]) if err != nil { t.Fatal(err) } @@ -235,7 +235,7 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { // the second synced chunk should be removed t.Run("get gc-ed chunk", func(t *testing.T) { - _, err := db.NewGetter(ModeGetRequest).Get(addrs[1]) + _, err := db.NewGetter(chunk.ModeGetRequest).Get(addrs[1]) if err != chunk.ErrChunkNotFound { t.Errorf("got error %v, want %v", err, chunk.ErrChunkNotFound) } @@ -243,7 +243,7 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { // last synced chunk should not be removed t.Run("get most recent synced chunk", func(t *testing.T) { - _, err := db.NewGetter(ModeGetRequest).Get(addrs[len(addrs)-1]) + _, err := db.NewGetter(chunk.ModeGetRequest).Get(addrs[len(addrs)-1]) if err != nil { t.Fatal(err) } @@ -267,8 +267,8 @@ func TestDB_gcSize(t *testing.T) { t.Fatal(err) } - uploader := db.NewPutter(ModePutUpload) - syncer := db.NewSetter(ModeSetSync) + uploader := db.NewPutter(chunk.ModePutUpload) + syncer := db.NewSetter(chunk.ModeSetSync) count := 100 diff --git a/swarm/storage/localstore/index_test.go b/swarm/storage/localstore/index_test.go index cf19e4f6cd..ba7154d565 100644 --- a/swarm/storage/localstore/index_test.go +++ b/swarm/storage/localstore/index_test.go @@ -35,7 +35,7 @@ func TestDB_pullIndex(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) chunkCount := 50 @@ -87,7 +87,7 @@ func TestDB_gcIndex(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) chunkCount := 50 @@ -123,9 +123,9 @@ func TestDB_gcIndex(t *testing.T) { })() t.Run("request unsynced", func(t *testing.T) { - chunk := chunks[1] + ch := chunks[1] - _, err := db.NewGetter(ModeGetRequest).Get(chunk.Address()) + _, err := db.NewGetter(chunk.ModeGetRequest).Get(ch.Address()) if err != nil { t.Fatal(err) } @@ -140,9 +140,9 @@ func TestDB_gcIndex(t *testing.T) { }) t.Run("sync one chunk", func(t *testing.T) { - chunk := chunks[0] + ch := chunks[0] - err := db.NewSetter(ModeSetSync).Set(chunk.Address()) + err := db.NewSetter(chunk.ModeSetSync).Set(ch.Address()) if err != nil { t.Fatal(err) } @@ -154,7 +154,7 @@ func TestDB_gcIndex(t *testing.T) { }) t.Run("sync all chunks", func(t *testing.T) { - setter := db.NewSetter(ModeSetSync) + setter := db.NewSetter(chunk.ModeSetSync) for i := range chunks { err := setter.Set(chunks[i].Address()) @@ -171,7 +171,7 @@ func TestDB_gcIndex(t *testing.T) { t.Run("request one chunk", func(t *testing.T) { i := 6 - _, err := db.NewGetter(ModeGetRequest).Get(chunks[i].Address()) + _, err := db.NewGetter(chunk.ModeGetRequest).Get(chunks[i].Address()) if err != nil { t.Fatal(err) } @@ -189,7 +189,7 @@ func TestDB_gcIndex(t *testing.T) { }) t.Run("random chunk request", func(t *testing.T) { - requester := db.NewGetter(ModeGetRequest) + requester := db.NewGetter(chunk.ModeGetRequest) rand.Shuffle(len(chunks), func(i, j int) { chunks[i], chunks[j] = chunks[j], chunks[i] @@ -212,7 +212,7 @@ func TestDB_gcIndex(t *testing.T) { t.Run("remove one chunk", func(t *testing.T) { i := 3 - err := db.NewSetter(modeSetRemove).Set(chunks[i].Address()) + err := db.NewSetter(chunk.ModeSetRemove).Set(chunks[i].Address()) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/localstore.go b/swarm/storage/localstore/localstore.go index a66130fd30..d2cc981d8e 100644 --- a/swarm/storage/localstore/localstore.go +++ b/swarm/storage/localstore/localstore.go @@ -29,6 +29,9 @@ import ( "github.com/ethereum/go-ethereum/swarm/storage/mock" ) +// DB implements chunk.Store. +var _ chunk.Store = &DB{} + var ( // ErrInvalidMode is retuned when an unknown Mode // is provided to the function. diff --git a/swarm/storage/localstore/localstore_test.go b/swarm/storage/localstore/localstore_test.go index d106241733..792a53dfc8 100644 --- a/swarm/storage/localstore/localstore_test.go +++ b/swarm/storage/localstore/localstore_test.go @@ -60,23 +60,23 @@ func TestDB(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := db.NewPutter(ModePutUpload).Put(chunk) + err := db.NewPutter(chunk.ModePutUpload).Put(ch) if err != nil { t.Fatal(err) } - got, err := db.NewGetter(ModeGetRequest).Get(chunk.Address()) + got, err := db.NewGetter(chunk.ModeGetRequest).Get(ch.Address()) if err != nil { t.Fatal(err) } - if !bytes.Equal(got.Address(), chunk.Address()) { - t.Errorf("got address %x, want %x", got.Address(), chunk.Address()) + if !bytes.Equal(got.Address(), ch.Address()) { + t.Errorf("got address %x, want %x", got.Address(), ch.Address()) } - if !bytes.Equal(got.Data(), chunk.Data()) { - t.Errorf("got data %x, want %x", got.Data(), chunk.Data()) + if !bytes.Equal(got.Data(), ch.Data()) { + t.Errorf("got data %x, want %x", got.Data(), ch.Data()) } } @@ -114,19 +114,19 @@ func TestDB_updateGCSem(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := db.NewPutter(ModePutUpload).Put(chunk) + err := db.NewPutter(chunk.ModePutUpload).Put(ch) if err != nil { t.Fatal(err) } - getter := db.NewGetter(ModeGetRequest) + getter := db.NewGetter(chunk.ModeGetRequest) // get more chunks then maxParallelUpdateGC // in time shorter then updateGCSleep for i := 0; i < 5; i++ { - _, err = getter.Get(chunk.Address()) + _, err = getter.Get(ch.Address()) if err != nil { t.Fatal(err) } @@ -184,8 +184,8 @@ func BenchmarkNew(b *testing.B) { b.Fatal(err) } defer db.Close() - uploader := db.NewPutter(ModePutUpload) - syncer := db.NewSetter(ModeSetSync) + uploader := db.NewPutter(chunk.ModePutUpload) + syncer := db.NewSetter(chunk.ModeSetSync) for i := 0; i < count; i++ { chunk := generateTestRandomChunk() err := uploader.Put(chunk) diff --git a/swarm/storage/localstore/mode_get.go b/swarm/storage/localstore/mode_get.go index 9640cd27e1..93e0be1bcd 100644 --- a/swarm/storage/localstore/mode_get.go +++ b/swarm/storage/localstore/mode_get.go @@ -17,33 +17,24 @@ package localstore import ( + "context" + "github.com/ethereum/go-ethereum/log" "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/shed" "github.com/syndtr/goleveldb/leveldb" ) -// ModeGet enumerates different Getter modes. -type ModeGet int - -// Getter modes. -const ( - // ModeGetRequest: when accessed for retrieval - ModeGetRequest ModeGet = iota - // ModeGetSync: when accessed for syncing or proof of custody request - ModeGetSync -) - // Getter provides Get method to retrieve Chunks // from database. type Getter struct { db *DB - mode ModeGet + mode chunk.ModeGet } // NewGetter returns a new Getter on database // with a specific Mode. -func (db *DB) NewGetter(mode ModeGet) *Getter { +func (db *DB) NewGetter(mode chunk.ModeGet) *Getter { return &Getter{ mode: mode, db: db, @@ -65,9 +56,20 @@ func (g *Getter) Get(addr chunk.Address) (ch chunk.Chunk, err error) { return chunk.NewChunk(out.Address, out.Data), nil } +func (db *DB) Get(_ context.Context, mode chunk.ModeGet, addr chunk.Address) (ch chunk.Chunk, err error) { + out, err := db.get(mode, addr) + if err != nil { + if err == leveldb.ErrNotFound { + return nil, chunk.ErrChunkNotFound + } + return nil, err + } + return chunk.NewChunk(out.Address, out.Data), nil +} + // get returns Item from the retrieval index // and updates other indexes. -func (db *DB) get(mode ModeGet, addr chunk.Address) (out shed.Item, err error) { +func (db *DB) get(mode chunk.ModeGet, addr chunk.Address) (out shed.Item, err error) { item := addressToItem(addr) out, err = db.retrievalDataIndex.Get(item) @@ -76,7 +78,7 @@ func (db *DB) get(mode ModeGet, addr chunk.Address) (out shed.Item, err error) { } switch mode { // update the access timestamp and gc index - case ModeGetRequest: + case chunk.ModeGetRequest: if db.updateGCSem != nil { // wait before creating new goroutines // if updateGCSem buffer id full @@ -101,7 +103,8 @@ func (db *DB) get(mode ModeGet, addr chunk.Address) (out shed.Item, err error) { }() // no updates to indexes - case ModeGetSync: + case chunk.ModeGetSync: + case chunk.ModeGetFeedLookup: default: return out, ErrInvalidMode } diff --git a/swarm/storage/localstore/mode_get_test.go b/swarm/storage/localstore/mode_get_test.go index 28a70ee0cc..71ae579b01 100644 --- a/swarm/storage/localstore/mode_get_test.go +++ b/swarm/storage/localstore/mode_get_test.go @@ -20,6 +20,8 @@ import ( "bytes" "testing" "time" + + "github.com/ethereum/go-ethereum/swarm/chunk" ) // TestModeGetRequest validates ModeGetRequest index values on the provided DB. @@ -32,14 +34,14 @@ func TestModeGetRequest(t *testing.T) { return uploadTimestamp })() - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := db.NewPutter(ModePutUpload).Put(chunk) + err := db.NewPutter(chunk.ModePutUpload).Put(ch) if err != nil { t.Fatal(err) } - requester := db.NewGetter(ModeGetRequest) + requester := db.NewGetter(chunk.ModeGetRequest) // set update gc test hook to signal when // update gc goroutine is done by sending to @@ -52,22 +54,22 @@ func TestModeGetRequest(t *testing.T) { })() t.Run("get unsynced", func(t *testing.T) { - got, err := requester.Get(chunk.Address()) + got, err := requester.Get(ch.Address()) if err != nil { t.Fatal(err) } // wait for update gc goroutine to be done <-testHookUpdateGCChan - if !bytes.Equal(got.Address(), chunk.Address()) { - t.Errorf("got chunk address %x, want %x", got.Address(), chunk.Address()) + if !bytes.Equal(got.Address(), ch.Address()) { + t.Errorf("got chunk address %x, want %x", got.Address(), ch.Address()) } - if !bytes.Equal(got.Data(), chunk.Data()) { - t.Errorf("got chunk data %x, want %x", got.Data(), chunk.Data()) + if !bytes.Equal(got.Data(), ch.Data()) { + t.Errorf("got chunk data %x, want %x", got.Data(), ch.Data()) } - t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, uploadTimestamp, 0)) + t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, ch, uploadTimestamp, 0)) t.Run("gc index count", newItemsCountTest(db.gcIndex, 0)) @@ -75,30 +77,30 @@ func TestModeGetRequest(t *testing.T) { }) // set chunk to synced state - err = db.NewSetter(ModeSetSync).Set(chunk.Address()) + err = db.NewSetter(chunk.ModeSetSync).Set(ch.Address()) if err != nil { t.Fatal(err) } t.Run("first get", func(t *testing.T) { - got, err := requester.Get(chunk.Address()) + got, err := requester.Get(ch.Address()) if err != nil { t.Fatal(err) } // wait for update gc goroutine to be done <-testHookUpdateGCChan - if !bytes.Equal(got.Address(), chunk.Address()) { - t.Errorf("got chunk address %x, want %x", got.Address(), chunk.Address()) + if !bytes.Equal(got.Address(), ch.Address()) { + t.Errorf("got chunk address %x, want %x", got.Address(), ch.Address()) } - if !bytes.Equal(got.Data(), chunk.Data()) { - t.Errorf("got chunk data %x, want %x", got.Data(), chunk.Data()) + if !bytes.Equal(got.Data(), ch.Data()) { + t.Errorf("got chunk data %x, want %x", got.Data(), ch.Data()) } - t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, uploadTimestamp, uploadTimestamp)) + t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, ch, uploadTimestamp, uploadTimestamp)) - t.Run("gc index", newGCIndexTest(db, chunk, uploadTimestamp, uploadTimestamp)) + t.Run("gc index", newGCIndexTest(db, ch, uploadTimestamp, uploadTimestamp)) t.Run("gc index count", newItemsCountTest(db.gcIndex, 1)) @@ -111,24 +113,24 @@ func TestModeGetRequest(t *testing.T) { return accessTimestamp })() - got, err := requester.Get(chunk.Address()) + got, err := requester.Get(ch.Address()) if err != nil { t.Fatal(err) } // wait for update gc goroutine to be done <-testHookUpdateGCChan - if !bytes.Equal(got.Address(), chunk.Address()) { - t.Errorf("got chunk address %x, want %x", got.Address(), chunk.Address()) + if !bytes.Equal(got.Address(), ch.Address()) { + t.Errorf("got chunk address %x, want %x", got.Address(), ch.Address()) } - if !bytes.Equal(got.Data(), chunk.Data()) { - t.Errorf("got chunk data %x, want %x", got.Data(), chunk.Data()) + if !bytes.Equal(got.Data(), ch.Data()) { + t.Errorf("got chunk data %x, want %x", got.Data(), ch.Data()) } - t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, uploadTimestamp, accessTimestamp)) + t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, ch, uploadTimestamp, accessTimestamp)) - t.Run("gc index", newGCIndexTest(db, chunk, uploadTimestamp, accessTimestamp)) + t.Run("gc index", newGCIndexTest(db, ch, uploadTimestamp, accessTimestamp)) t.Run("gc index count", newItemsCountTest(db.gcIndex, 1)) @@ -146,27 +148,27 @@ func TestModeGetSync(t *testing.T) { return uploadTimestamp })() - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := db.NewPutter(ModePutUpload).Put(chunk) + err := db.NewPutter(chunk.ModePutUpload).Put(ch) if err != nil { t.Fatal(err) } - got, err := db.NewGetter(ModeGetSync).Get(chunk.Address()) + got, err := db.NewGetter(chunk.ModeGetSync).Get(ch.Address()) if err != nil { t.Fatal(err) } - if !bytes.Equal(got.Address(), chunk.Address()) { - t.Errorf("got chunk address %x, want %x", got.Address(), chunk.Address()) + if !bytes.Equal(got.Address(), ch.Address()) { + t.Errorf("got chunk address %x, want %x", got.Address(), ch.Address()) } - if !bytes.Equal(got.Data(), chunk.Data()) { - t.Errorf("got chunk data %x, want %x", got.Data(), chunk.Data()) + if !bytes.Equal(got.Data(), ch.Data()) { + t.Errorf("got chunk data %x, want %x", got.Data(), ch.Data()) } - t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, uploadTimestamp, 0)) + t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, ch, uploadTimestamp, 0)) t.Run("gc index count", newItemsCountTest(db.gcIndex, 0)) diff --git a/swarm/storage/localstore/mode_has.go b/swarm/storage/localstore/mode_has.go index 79bcb7b766..7694bdd7a6 100644 --- a/swarm/storage/localstore/mode_has.go +++ b/swarm/storage/localstore/mode_has.go @@ -17,6 +17,8 @@ package localstore import ( + "context" + "github.com/ethereum/go-ethereum/swarm/chunk" ) @@ -37,3 +39,7 @@ func (db *DB) NewHasser() *Hasser { func (h *Hasser) Has(addr chunk.Address) (yes bool, err error) { return h.db.retrievalDataIndex.Has(addressToItem(addr)) } + +func (db *DB) Has(_ context.Context, addr chunk.Address) (yes bool, err error) { + return db.retrievalDataIndex.Has(addressToItem(addr)) +} diff --git a/swarm/storage/localstore/mode_has_test.go b/swarm/storage/localstore/mode_has_test.go index 332616ca21..ca1def65eb 100644 --- a/swarm/storage/localstore/mode_has_test.go +++ b/swarm/storage/localstore/mode_has_test.go @@ -18,6 +18,8 @@ package localstore import ( "testing" + + "github.com/ethereum/go-ethereum/swarm/chunk" ) // TestHas validates that Hasser is returning true for @@ -26,16 +28,16 @@ func TestHas(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := db.NewPutter(ModePutUpload).Put(chunk) + err := db.NewPutter(chunk.ModePutUpload).Put(ch) if err != nil { t.Fatal(err) } hasser := db.NewHasser() - has, err := hasser.Has(chunk.Address()) + has, err := hasser.Has(ch.Address()) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/mode_put.go b/swarm/storage/localstore/mode_put.go index 81df435351..b2b829ad55 100644 --- a/swarm/storage/localstore/mode_put.go +++ b/swarm/storage/localstore/mode_put.go @@ -17,34 +17,23 @@ package localstore import ( + "context" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/shed" "github.com/syndtr/goleveldb/leveldb" ) -// ModePut enumerates different Putter modes. -type ModePut int - -// Putter modes. -const ( - // ModePutRequest: when a chunk is received as a result of retrieve request and delivery - ModePutRequest ModePut = iota - // ModePutSync: when a chunk is received via syncing - ModePutSync - // ModePutUpload: when a chunk is created by local upload - ModePutUpload -) - // Putter provides Put method to store Chunks // to database. type Putter struct { db *DB - mode ModePut + mode chunk.ModePut } // NewPutter returns a new Putter on database // with a specific Mode. -func (db *DB) NewPutter(mode ModePut) *Putter { +func (db *DB) NewPutter(mode chunk.ModePut) *Putter { return &Putter{ mode: mode, db: db, @@ -57,12 +46,16 @@ func (p *Putter) Put(ch chunk.Chunk) (err error) { return p.db.put(p.mode, chunkToItem(ch)) } +func (db *DB) Put(_ context.Context, mode chunk.ModePut, ch chunk.Chunk) (err error) { + return db.put(mode, chunkToItem(ch)) +} + // put stores Item to database and updates other // indexes. It acquires lockAddr to protect two calls // of this function for the same address in parallel. // Item fields Address and Data must not be // with their nil values. -func (db *DB) put(mode ModePut, item shed.Item) (err error) { +func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { // protect parallel updates unlock, err := db.lockAddr(item.Address) if err != nil { @@ -79,7 +72,7 @@ func (db *DB) put(mode ModePut, item shed.Item) (err error) { var triggerPushFeed bool // signal push feed subscriptions to iterate switch mode { - case ModePutRequest: + case chunk.ModePutRequest: // put to indexes: retrieve, gc; it does not enter the syncpool // check if the chunk already is in the database @@ -121,7 +114,7 @@ func (db *DB) put(mode ModePut, item shed.Item) (err error) { db.retrievalDataIndex.PutInBatch(batch, item) - case ModePutUpload: + case chunk.ModePutUpload: // put to indexes: retrieve, push, pull item.StoreTimestamp = now() @@ -131,7 +124,7 @@ func (db *DB) put(mode ModePut, item shed.Item) (err error) { db.pushIndex.PutInBatch(batch, item) triggerPushFeed = true - case ModePutSync: + case chunk.ModePutSync: // put to indexes: retrieve, pull item.StoreTimestamp = now() diff --git a/swarm/storage/localstore/mode_put_test.go b/swarm/storage/localstore/mode_put_test.go index 8ecae1d2e9..ccfafc27ec 100644 --- a/swarm/storage/localstore/mode_put_test.go +++ b/swarm/storage/localstore/mode_put_test.go @@ -31,7 +31,7 @@ func TestModePutRequest(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - putter := db.NewPutter(ModePutRequest) + putter := db.NewPutter(chunk.ModePutRequest) chunk := generateTestRandomChunk() @@ -87,16 +87,16 @@ func TestModePutSync(t *testing.T) { return wantTimestamp })() - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := db.NewPutter(ModePutSync).Put(chunk) + err := db.NewPutter(chunk.ModePutSync).Put(ch) if err != nil { t.Fatal(err) } - t.Run("retrieve indexes", newRetrieveIndexesTest(db, chunk, wantTimestamp, 0)) + t.Run("retrieve indexes", newRetrieveIndexesTest(db, ch, wantTimestamp, 0)) - t.Run("pull index", newPullIndexTest(db, chunk, wantTimestamp, nil)) + t.Run("pull index", newPullIndexTest(db, ch, wantTimestamp, nil)) } // TestModePutUpload validates ModePutUpload index values on the provided DB. @@ -109,18 +109,18 @@ func TestModePutUpload(t *testing.T) { return wantTimestamp })() - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := db.NewPutter(ModePutUpload).Put(chunk) + err := db.NewPutter(chunk.ModePutUpload).Put(ch) if err != nil { t.Fatal(err) } - t.Run("retrieve indexes", newRetrieveIndexesTest(db, chunk, wantTimestamp, 0)) + t.Run("retrieve indexes", newRetrieveIndexesTest(db, ch, wantTimestamp, 0)) - t.Run("pull index", newPullIndexTest(db, chunk, wantTimestamp, nil)) + t.Run("pull index", newPullIndexTest(db, ch, wantTimestamp, nil)) - t.Run("push index", newPushIndexTest(db, chunk, wantTimestamp, nil)) + t.Run("push index", newPushIndexTest(db, ch, wantTimestamp, nil)) } // TestModePutUpload_parallel uploads chunks in parallel @@ -140,7 +140,7 @@ func TestModePutUpload_parallel(t *testing.T) { // start uploader workers for i := 0; i < workerCount; i++ { go func(i int) { - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) for { select { case chunk, ok := <-chunkChan: @@ -188,7 +188,7 @@ func TestModePutUpload_parallel(t *testing.T) { } // get every chunk and validate its data - getter := db.NewGetter(ModeGetRequest) + getter := db.NewGetter(chunk.ModeGetRequest) chunksMu.Lock() defer chunksMu.Unlock() @@ -270,7 +270,7 @@ func benchmarkPutUpload(b *testing.B, o *Options, count, maxParallelUploads int) db, cleanupFunc := newTestDB(b, o) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) chunks := make([]chunk.Chunk, count) for i := 0; i < count; i++ { chunks[i] = generateTestRandomChunk() diff --git a/swarm/storage/localstore/mode_set.go b/swarm/storage/localstore/mode_set.go index a7c9875fed..4cc0f5d181 100644 --- a/swarm/storage/localstore/mode_set.go +++ b/swarm/storage/localstore/mode_set.go @@ -17,34 +17,22 @@ package localstore import ( + "context" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/syndtr/goleveldb/leveldb" ) -// ModeSet enumerates different Setter modes. -type ModeSet int - -// Setter modes. -const ( - // ModeSetAccess: when an update request is received for a chunk or chunk is retrieved for delivery - ModeSetAccess ModeSet = iota - // ModeSetSync: when push sync receipt is received - ModeSetSync - // modeSetRemove: when GC-d - // unexported as no external packages should remove chunks from database - modeSetRemove -) - // Setter sets the state of a particular // Chunk in database by changing indexes. type Setter struct { db *DB - mode ModeSet + mode chunk.ModeSet } // NewSetter returns a new Setter on database // with a specific Mode. -func (db *DB) NewSetter(mode ModeSet) *Setter { +func (db *DB) NewSetter(mode chunk.ModeSet) *Setter { return &Setter{ mode: mode, db: db, @@ -57,11 +45,15 @@ func (s *Setter) Set(addr chunk.Address) (err error) { return s.db.set(s.mode, addr) } +func (db *DB) Set(_ context.Context, mode chunk.ModeSet, addr chunk.Address) (err error) { + return db.set(mode, addr) +} + // set updates database indexes for a specific // chunk represented by the address. // It acquires lockAddr to protect two calls // of this function for the same address in parallel. -func (db *DB) set(mode ModeSet, addr chunk.Address) (err error) { +func (db *DB) set(mode chunk.ModeSet, addr chunk.Address) (err error) { // protect parallel updates unlock, err := db.lockAddr(addr) if err != nil { @@ -79,7 +71,7 @@ func (db *DB) set(mode ModeSet, addr chunk.Address) (err error) { item := addressToItem(addr) switch mode { - case ModeSetAccess: + case chunk.ModeSetAccess: // add to pull, insert to gc // need to get access timestamp here as it is not @@ -116,7 +108,7 @@ func (db *DB) set(mode ModeSet, addr chunk.Address) (err error) { db.gcUncountedHashesIndex.PutInBatch(batch, item) gcSizeChange++ - case ModeSetSync: + case chunk.ModeSetSync: // delete from push, insert to gc // need to get access timestamp here as it is not @@ -154,7 +146,7 @@ func (db *DB) set(mode ModeSet, addr chunk.Address) (err error) { db.gcUncountedHashesIndex.PutInBatch(batch, item) gcSizeChange++ - case modeSetRemove: + case chunk.ModeSetRemove: // delete from retrieve, pull, gc // need to get access timestamp here as it is not diff --git a/swarm/storage/localstore/mode_set_test.go b/swarm/storage/localstore/mode_set_test.go index 674aaabecd..15f6ca8fb9 100644 --- a/swarm/storage/localstore/mode_set_test.go +++ b/swarm/storage/localstore/mode_set_test.go @@ -20,6 +20,7 @@ import ( "testing" "time" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/syndtr/goleveldb/leveldb" ) @@ -28,23 +29,23 @@ func TestModeSetAccess(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() wantTimestamp := time.Now().UTC().UnixNano() defer setNow(func() (t int64) { return wantTimestamp })() - err := db.NewSetter(ModeSetAccess).Set(chunk.Address()) + err := db.NewSetter(chunk.ModeSetAccess).Set(ch.Address()) if err != nil { t.Fatal(err) } - t.Run("pull index", newPullIndexTest(db, chunk, wantTimestamp, nil)) + t.Run("pull index", newPullIndexTest(db, ch, wantTimestamp, nil)) t.Run("pull index count", newItemsCountTest(db.pullIndex, 1)) - t.Run("gc index", newGCIndexTest(db, chunk, wantTimestamp, wantTimestamp)) + t.Run("gc index", newGCIndexTest(db, ch, wantTimestamp, wantTimestamp)) t.Run("gc index count", newItemsCountTest(db.gcIndex, 1)) @@ -56,28 +57,28 @@ func TestModeSetSync(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() wantTimestamp := time.Now().UTC().UnixNano() defer setNow(func() (t int64) { return wantTimestamp })() - err := db.NewPutter(ModePutUpload).Put(chunk) + err := db.NewPutter(chunk.ModePutUpload).Put(ch) if err != nil { t.Fatal(err) } - err = db.NewSetter(ModeSetSync).Set(chunk.Address()) + err = db.NewSetter(chunk.ModeSetSync).Set(ch.Address()) if err != nil { t.Fatal(err) } - t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, wantTimestamp, wantTimestamp)) + t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, ch, wantTimestamp, wantTimestamp)) - t.Run("push index", newPushIndexTest(db, chunk, wantTimestamp, leveldb.ErrNotFound)) + t.Run("push index", newPushIndexTest(db, ch, wantTimestamp, leveldb.ErrNotFound)) - t.Run("gc index", newGCIndexTest(db, chunk, wantTimestamp, wantTimestamp)) + t.Run("gc index", newGCIndexTest(db, ch, wantTimestamp, wantTimestamp)) t.Run("gc index count", newItemsCountTest(db.gcIndex, 1)) @@ -89,35 +90,35 @@ func TestModeSetRemove(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := db.NewPutter(ModePutUpload).Put(chunk) + err := db.NewPutter(chunk.ModePutUpload).Put(ch) if err != nil { t.Fatal(err) } - err = db.NewSetter(modeSetRemove).Set(chunk.Address()) + err = db.NewSetter(chunk.ModeSetRemove).Set(ch.Address()) if err != nil { t.Fatal(err) } t.Run("retrieve indexes", func(t *testing.T) { wantErr := leveldb.ErrNotFound - _, err := db.retrievalDataIndex.Get(addressToItem(chunk.Address())) + _, err := db.retrievalDataIndex.Get(addressToItem(ch.Address())) if err != wantErr { t.Errorf("got error %v, want %v", err, wantErr) } t.Run("retrieve data index count", newItemsCountTest(db.retrievalDataIndex, 0)) // access index should not be set - _, err = db.retrievalAccessIndex.Get(addressToItem(chunk.Address())) + _, err = db.retrievalAccessIndex.Get(addressToItem(ch.Address())) if err != wantErr { t.Errorf("got error %v, want %v", err, wantErr) } t.Run("retrieve access index count", newItemsCountTest(db.retrievalAccessIndex, 0)) }) - t.Run("pull index", newPullIndexTest(db, chunk, 0, leveldb.ErrNotFound)) + t.Run("pull index", newPullIndexTest(db, ch, 0, leveldb.ErrNotFound)) t.Run("pull index count", newItemsCountTest(db.pullIndex, 0)) diff --git a/swarm/storage/localstore/retrieval_index_test.go b/swarm/storage/localstore/retrieval_index_test.go index b08790124b..7e1f9f37dd 100644 --- a/swarm/storage/localstore/retrieval_index_test.go +++ b/swarm/storage/localstore/retrieval_index_test.go @@ -61,9 +61,9 @@ func benchmarkRetrievalIndexes(b *testing.B, o *Options, count int) { b.StopTimer() db, cleanupFunc := newTestDB(b, o) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) - syncer := db.NewSetter(ModeSetSync) - requester := db.NewGetter(ModeGetRequest) + uploader := db.NewPutter(chunk.ModePutUpload) + syncer := db.NewSetter(chunk.ModeSetSync) + requester := db.NewGetter(chunk.ModeGetRequest) addrs := make([]chunk.Address, count) for i := 0; i < count; i++ { chunk := generateTestRandomChunk() @@ -133,7 +133,7 @@ func benchmarkUpload(b *testing.B, o *Options, count int) { b.StopTimer() db, cleanupFunc := newTestDB(b, o) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) chunks := make([]chunk.Chunk, count) for i := 0; i < count; i++ { chunk := generateTestRandomChunk() diff --git a/swarm/storage/localstore/subscription_pull_test.go b/swarm/storage/localstore/subscription_pull_test.go index d5ddae02b9..1ef652ec4b 100644 --- a/swarm/storage/localstore/subscription_pull_test.go +++ b/swarm/storage/localstore/subscription_pull_test.go @@ -35,7 +35,7 @@ func TestDB_SubscribePull(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) addrs := make(map[uint8][]chunk.Address) var addrsMu sync.Mutex @@ -82,7 +82,7 @@ func TestDB_SubscribePull_multiple(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) addrs := make(map[uint8][]chunk.Address) var addrsMu sync.Mutex @@ -135,7 +135,7 @@ func TestDB_SubscribePull_since(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) addrs := make(map[uint8][]chunk.Address) var addrsMu sync.Mutex @@ -226,7 +226,7 @@ func TestDB_SubscribePull_until(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) addrs := make(map[uint8][]chunk.Address) var addrsMu sync.Mutex @@ -316,7 +316,7 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) addrs := make(map[uint8][]chunk.Address) var addrsMu sync.Mutex diff --git a/swarm/storage/localstore/subscription_push_test.go b/swarm/storage/localstore/subscription_push_test.go index 30fb98eb21..650108befc 100644 --- a/swarm/storage/localstore/subscription_push_test.go +++ b/swarm/storage/localstore/subscription_push_test.go @@ -34,7 +34,7 @@ func TestDB_SubscribePush(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) chunks := make([]chunk.Chunk, 0) var chunksMu sync.Mutex @@ -122,7 +122,7 @@ func TestDB_SubscribePush_multiple(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) addrs := make([]chunk.Address, 0) var addrsMu sync.Mutex diff --git a/swarm/storage/localstore_test.go b/swarm/storage/localstore_test.go deleted file mode 100644 index fcadcefa0b..0000000000 --- a/swarm/storage/localstore_test.go +++ /dev/null @@ -1,244 +0,0 @@ -// Copyright 2018 The go-ethereum Authors -// This file is part of the go-ethereum library. -// -// The go-ethereum library is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// The go-ethereum library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with the go-ethereum library. If not, see . - -package storage - -import ( - "context" - "io/ioutil" - "os" - "testing" - "time" - - "github.com/ethereum/go-ethereum/swarm/chunk" -) - -var ( - hashfunc = MakeHashFunc(DefaultHash) -) - -// tests that the content address validator correctly checks the data -// tests that feed update chunks are passed through content address validator -// the test checking the resouce update validator internal correctness is found in storage/feeds/handler_test.go -func TestValidator(t *testing.T) { - // set up localstore - datadir, err := ioutil.TempDir("", "storage-testvalidator") - if err != nil { - t.Fatal(err) - } - defer os.RemoveAll(datadir) - - params := NewDefaultLocalStoreParams() - params.Init(datadir) - store, err := NewLocalStore(params, nil) - if err != nil { - t.Fatal(err) - } - - // check puts with no validators, both succeed - chunks := GenerateRandomChunks(259, 2) - goodChunk := chunks[0] - badChunk := chunks[1] - copy(badChunk.Data(), goodChunk.Data()) - - errs := putChunks(store, goodChunk, badChunk) - if errs[0] != nil { - t.Fatalf("expected no error on good content address chunk in spite of no validation, but got: %s", err) - } - if errs[1] != nil { - t.Fatalf("expected no error on bad content address chunk in spite of no validation, but got: %s", err) - } - - // add content address validator and check puts - // bad should fail, good should pass - store.Validators = append(store.Validators, NewContentAddressValidator(hashfunc)) - chunks = GenerateRandomChunks(chunk.DefaultSize, 2) - goodChunk = chunks[0] - badChunk = chunks[1] - copy(badChunk.Data(), goodChunk.Data()) - - errs = putChunks(store, goodChunk, badChunk) - if errs[0] != nil { - t.Fatalf("expected no error on good content address chunk with content address validator only, but got: %s", err) - } - if errs[1] == nil { - t.Fatal("expected error on bad content address chunk with content address validator only, but got nil") - } - - // append a validator that always denies - // bad should fail, good should pass, - var negV boolTestValidator - store.Validators = append(store.Validators, negV) - - chunks = GenerateRandomChunks(chunk.DefaultSize, 2) - goodChunk = chunks[0] - badChunk = chunks[1] - copy(badChunk.Data(), goodChunk.Data()) - - errs = putChunks(store, goodChunk, badChunk) - if errs[0] != nil { - t.Fatalf("expected no error on good content address chunk with content address validator only, but got: %s", err) - } - if errs[1] == nil { - t.Fatal("expected error on bad content address chunk with content address validator only, but got nil") - } - - // append a validator that always approves - // all shall pass - var posV boolTestValidator = true - store.Validators = append(store.Validators, posV) - - chunks = GenerateRandomChunks(chunk.DefaultSize, 2) - goodChunk = chunks[0] - badChunk = chunks[1] - copy(badChunk.Data(), goodChunk.Data()) - - errs = putChunks(store, goodChunk, badChunk) - if errs[0] != nil { - t.Fatalf("expected no error on good content address chunk with content address validator only, but got: %s", err) - } - if errs[1] != nil { - t.Fatalf("expected no error on bad content address chunk in spite of no validation, but got: %s", err) - } - -} - -type boolTestValidator bool - -func (self boolTestValidator) Validate(chunk Chunk) bool { - return bool(self) -} - -// putChunks adds chunks to localstore -// It waits for receive on the stored channel -// It logs but does not fail on delivery error -func putChunks(store *LocalStore, chunks ...Chunk) []error { - i := 0 - f := func(n int64) Chunk { - chunk := chunks[i] - i++ - return chunk - } - _, errs := put(store, len(chunks), f) - return errs -} - -func put(store *LocalStore, n int, f func(i int64) Chunk) (hs []Address, errs []error) { - for i := int64(0); i < int64(n); i++ { - chunk := f(chunk.DefaultSize) - err := store.Put(context.TODO(), chunk) - errs = append(errs, err) - hs = append(hs, chunk.Address()) - } - return hs, errs -} - -// TestGetFrequentlyAccessedChunkWontGetGarbageCollected tests that the most -// frequently accessed chunk is not garbage collected from LDBStore, i.e., -// from disk when we are at the capacity and garbage collector runs. For that -// we start putting random chunks into the DB while continuously accessing the -// chunk we care about then check if we can still retrieve it from disk. -func TestGetFrequentlyAccessedChunkWontGetGarbageCollected(t *testing.T) { - ldbCap := defaultGCRatio - store, cleanup := setupLocalStore(t, ldbCap) - defer cleanup() - - var chunks []Chunk - for i := 0; i < ldbCap; i++ { - chunks = append(chunks, GenerateRandomChunk(chunk.DefaultSize)) - } - - mostAccessed := chunks[0].Address() - for _, chunk := range chunks { - if err := store.Put(context.Background(), chunk); err != nil { - t.Fatal(err) - } - - if _, err := store.Get(context.Background(), mostAccessed); err != nil { - t.Fatal(err) - } - // Add time for MarkAccessed() to be able to finish in a separate Goroutine - time.Sleep(1 * time.Millisecond) - } - - store.DbStore.collectGarbage() - if _, err := store.DbStore.Get(context.Background(), mostAccessed); err != nil { - t.Logf("most frequntly accessed chunk not found on disk (key: %v)", mostAccessed) - t.Fatal(err) - } - -} - -func setupLocalStore(t *testing.T, ldbCap int) (ls *LocalStore, cleanup func()) { - t.Helper() - - var err error - datadir, err := ioutil.TempDir("", "storage") - if err != nil { - t.Fatal(err) - } - - params := &LocalStoreParams{ - StoreParams: NewStoreParams(uint64(ldbCap), uint(ldbCap), nil, nil), - } - params.Init(datadir) - - store, err := NewLocalStore(params, nil) - if err != nil { - _ = os.RemoveAll(datadir) - t.Fatal(err) - } - - cleanup = func() { - store.Close() - _ = os.RemoveAll(datadir) - } - - return store, cleanup -} - -func TestHas(t *testing.T) { - ldbCap := defaultGCRatio - store, cleanup := setupLocalStore(t, ldbCap) - defer cleanup() - - nonStoredAddr := GenerateRandomChunk(128).Address() - - has := store.Has(context.Background(), nonStoredAddr) - if has { - t.Fatal("Expected Has() to return false, but returned true!") - } - - storeChunks := GenerateRandomChunks(128, 3) - for _, ch := range storeChunks { - err := store.Put(context.Background(), ch) - if err != nil { - t.Fatalf("Expected store to store chunk, but it failed: %v", err) - } - - has := store.Has(context.Background(), ch.Address()) - if !has { - t.Fatal("Expected Has() to return true, but returned false!") - } - } - - //let's be paranoic and test again that the non-existent chunk returns false - has = store.Has(context.Background(), nonStoredAddr) - if has { - t.Fatal("Expected Has() to return false, but returned true!") - } - -} diff --git a/swarm/storage/memstore.go b/swarm/storage/memstore.go deleted file mode 100644 index 611ac3bc51..0000000000 --- a/swarm/storage/memstore.go +++ /dev/null @@ -1,92 +0,0 @@ -// Copyright 2018 The go-ethereum Authors -// This file is part of the go-ethereum library. -// -// The go-ethereum library is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// The go-ethereum library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with the go-ethereum library. If not, see . - -// memory storage layer for the package blockhash - -package storage - -import ( - "context" - - lru "github.com/hashicorp/golang-lru" -) - -type MemStore struct { - cache *lru.Cache - disabled bool -} - -//NewMemStore is instantiating a MemStore cache keeping all frequently requested -//chunks in the `cache` LRU cache. -func NewMemStore(params *StoreParams, _ *LDBStore) (m *MemStore) { - if params.CacheCapacity == 0 { - return &MemStore{ - disabled: true, - } - } - - c, err := lru.New(int(params.CacheCapacity)) - if err != nil { - panic(err) - } - - return &MemStore{ - cache: c, - } -} - -// Has needed to implement SyncChunkStore -func (m *MemStore) Has(_ context.Context, addr Address) bool { - return m.cache.Contains(addr) -} - -func (m *MemStore) Get(_ context.Context, addr Address) (Chunk, error) { - if m.disabled { - return nil, ErrChunkNotFound - } - - c, ok := m.cache.Get(string(addr)) - if !ok { - return nil, ErrChunkNotFound - } - return c.(Chunk), nil -} - -func (m *MemStore) Put(_ context.Context, c Chunk) error { - if m.disabled { - return nil - } - - m.cache.Add(string(c.Address()), c) - return nil -} - -func (m *MemStore) setCapacity(n int) { - if n <= 0 { - m.disabled = true - } else { - c, err := lru.New(n) - if err != nil { - panic(err) - } - - *m = MemStore{ - cache: c, - } - } -} - -func (s *MemStore) Close() {} diff --git a/swarm/storage/memstore_test.go b/swarm/storage/memstore_test.go deleted file mode 100644 index 8aaf486a7b..0000000000 --- a/swarm/storage/memstore_test.go +++ /dev/null @@ -1,158 +0,0 @@ -// Copyright 2016 The go-ethereum Authors -// This file is part of the go-ethereum library. -// -// The go-ethereum library is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// The go-ethereum library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with the go-ethereum library. If not, see . - -package storage - -import ( - "context" - "testing" - - "github.com/ethereum/go-ethereum/swarm/log" -) - -func newTestMemStore() *MemStore { - storeparams := NewDefaultStoreParams() - return NewMemStore(storeparams, nil) -} - -func testMemStoreRandom(n int, t *testing.T) { - m := newTestMemStore() - defer m.Close() - testStoreRandom(m, n, t) -} - -func testMemStoreCorrect(n int, t *testing.T) { - m := newTestMemStore() - defer m.Close() - testStoreCorrect(m, n, t) -} - -func TestMemStoreRandom_1(t *testing.T) { - testMemStoreRandom(1, t) -} - -func TestMemStoreCorrect_1(t *testing.T) { - testMemStoreCorrect(1, t) -} - -func TestMemStoreRandom_1k(t *testing.T) { - testMemStoreRandom(1000, t) -} - -func TestMemStoreCorrect_1k(t *testing.T) { - testMemStoreCorrect(100, t) -} - -func TestMemStoreNotFound(t *testing.T) { - m := newTestMemStore() - defer m.Close() - - _, err := m.Get(context.TODO(), ZeroAddr) - if err != ErrChunkNotFound { - t.Errorf("Expected ErrChunkNotFound, got %v", err) - } -} - -func benchmarkMemStorePut(n int, b *testing.B) { - m := newTestMemStore() - defer m.Close() - benchmarkStorePut(m, n, b) -} - -func benchmarkMemStoreGet(n int, b *testing.B) { - m := newTestMemStore() - defer m.Close() - benchmarkStoreGet(m, n, b) -} - -func BenchmarkMemStorePut_500(b *testing.B) { - benchmarkMemStorePut(500, b) -} - -func BenchmarkMemStoreGet_500(b *testing.B) { - benchmarkMemStoreGet(500, b) -} - -func TestMemStoreAndLDBStore(t *testing.T) { - ldb, cleanup := newLDBStore(t) - ldb.setCapacity(4000) - defer cleanup() - - cacheCap := 200 - memStore := NewMemStore(NewStoreParams(4000, 200, nil, nil), nil) - - tests := []struct { - n int // number of chunks to push to memStore - chunkSize int64 // size of chunk (by default in Swarm - 4096) - }{ - { - n: 1, - chunkSize: 4096, - }, - { - n: 101, - chunkSize: 4096, - }, - { - n: 501, - chunkSize: 4096, - }, - { - n: 1100, - chunkSize: 4096, - }, - } - - for i, tt := range tests { - log.Info("running test", "idx", i, "tt", tt) - var chunks []Chunk - - for i := 0; i < tt.n; i++ { - c := GenerateRandomChunk(tt.chunkSize) - chunks = append(chunks, c) - } - - for i := 0; i < tt.n; i++ { - err := ldb.Put(context.TODO(), chunks[i]) - if err != nil { - t.Fatal(err) - } - err = memStore.Put(context.TODO(), chunks[i]) - if err != nil { - t.Fatal(err) - } - - if got := memStore.cache.Len(); got > cacheCap { - t.Fatalf("expected to get cache capacity less than %v, but got %v", cacheCap, got) - } - - } - - for i := 0; i < tt.n; i++ { - _, err := memStore.Get(context.TODO(), chunks[i].Address()) - if err != nil { - if err == ErrChunkNotFound { - _, err := ldb.Get(context.TODO(), chunks[i].Address()) - if err != nil { - t.Fatalf("couldn't get chunk %v from ldb, got error: %v", i, err) - } - } else { - t.Fatalf("got error from memstore: %v", err) - } - } - } - } -} diff --git a/swarm/storage/netstore.go b/swarm/storage/netstore.go index 8a44f51a88..f86787bccd 100644 --- a/swarm/storage/netstore.go +++ b/swarm/storage/netstore.go @@ -25,6 +25,7 @@ import ( "time" "github.com/ethereum/go-ethereum/p2p/enode" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/log" "github.com/ethereum/go-ethereum/swarm/spancontext" "github.com/opentracing/opentracing-go" @@ -47,8 +48,8 @@ type NetFetcher interface { // fetchers are unique to a chunk and are stored in fetchers LRU memory cache // fetchFuncFactory is a factory object to create a fetch function for a specific chunk address type NetStore struct { + chunk.Store mu sync.Mutex - store SyncChunkStore fetchers *lru.Cache NewNetFetcherFunc NewNetFetcherFunc closeC chan struct{} @@ -58,13 +59,13 @@ var fetcherTimeout = 2 * time.Minute // timeout to cancel the fetcher even if re // NewNetStore creates a new NetStore object using the given local store. newFetchFunc is a // constructor function that can create a fetch function for a specific chunk address. -func NewNetStore(store SyncChunkStore, nnf NewNetFetcherFunc) (*NetStore, error) { +func NewNetStore(store chunk.Store, nnf NewNetFetcherFunc) (*NetStore, error) { fetchers, err := lru.New(defaultChunkRequestsCacheCapacity) if err != nil { return nil, err } return &NetStore{ - store: store, + Store: store, fetchers: fetchers, NewNetFetcherFunc: nnf, closeC: make(chan struct{}), @@ -73,12 +74,12 @@ func NewNetStore(store SyncChunkStore, nnf NewNetFetcherFunc) (*NetStore, error) // Put stores a chunk in localstore, and delivers to all requestor peers using the fetcher stored in // the fetchers cache -func (n *NetStore) Put(ctx context.Context, ch Chunk) error { +func (n *NetStore) Put(ctx context.Context, mode chunk.ModePut, ch Chunk) error { n.mu.Lock() defer n.mu.Unlock() // put to the chunk to the store, there should be no error - err := n.store.Put(ctx, ch) + err := n.Store.Put(ctx, mode, ch) if err != nil { return err } @@ -95,8 +96,8 @@ func (n *NetStore) Put(ctx context.Context, ch Chunk) error { // It calls NetStore.get, and if the chunk is not in local Storage // it calls fetch with the request, which blocks until the chunk // arrived or context is done -func (n *NetStore) Get(rctx context.Context, ref Address) (Chunk, error) { - chunk, fetch, err := n.get(rctx, ref) +func (n *NetStore) Get(rctx context.Context, mode chunk.ModeGet, ref Address) (Chunk, error) { + chunk, fetch, err := n.get(rctx, mode, ref) if err != nil { return nil, err } @@ -106,18 +107,10 @@ func (n *NetStore) Get(rctx context.Context, ref Address) (Chunk, error) { return fetch(rctx) } -func (n *NetStore) BinIndex(po uint8) uint64 { - return n.store.BinIndex(po) -} - -func (n *NetStore) Iterator(from uint64, to uint64, po uint8, f func(Address, uint64) bool) error { - return n.store.Iterator(from, to, po, f) -} - // FetchFunc returns nil if the store contains the given address. Otherwise it returns a wait function, // which returns after the chunk is available or the context is done func (n *NetStore) FetchFunc(ctx context.Context, ref Address) func(context.Context) error { - chunk, fetch, _ := n.get(ctx, ref) + chunk, fetch, _ := n.get(ctx, chunk.ModeGetRequest, ref) if chunk != nil { return nil } @@ -128,9 +121,8 @@ func (n *NetStore) FetchFunc(ctx context.Context, ref Address) func(context.Cont } // Close chunk store -func (n *NetStore) Close() { +func (n *NetStore) Close() (err error) { close(n.closeC) - n.store.Close() wg := sync.WaitGroup{} for _, key := range n.fetchers.Keys() { @@ -150,6 +142,8 @@ func (n *NetStore) Close() { } } wg.Wait() + + return n.Store.Close() } // get attempts at retrieving the chunk from LocalStore @@ -160,11 +154,11 @@ func (n *NetStore) Close() { // or all fetcher contexts are done. // It returns a chunk, a fetcher function and an error // If chunk is nil, the returned fetch function needs to be called with a context to return the chunk. -func (n *NetStore) get(ctx context.Context, ref Address) (Chunk, func(context.Context) (Chunk, error), error) { +func (n *NetStore) get(ctx context.Context, mode chunk.ModeGet, ref Address) (Chunk, func(context.Context) (Chunk, error), error) { n.mu.Lock() defer n.mu.Unlock() - chunk, err := n.store.Get(ctx, ref) + chunk, err := n.Store.Get(ctx, mode, ref) if err != nil { if err != ErrChunkNotFound { log.Debug("Received error from LocalStore other than ErrNotFound", "err", err) @@ -179,13 +173,6 @@ func (n *NetStore) get(ctx context.Context, ref Address) (Chunk, func(context.Co return chunk, nil, nil } -// Has is the storage layer entry point to query the underlying -// database to return if it has a chunk or not. -// Called from the DebugAPI -func (n *NetStore) Has(ctx context.Context, ref Address) bool { - return n.store.Has(ctx, ref) -} - // getOrCreateFetcher attempts at retrieving an existing fetchers // if none exists, creates one and saves it in the fetchers cache // caller must hold the lock diff --git a/swarm/storage/netstore_test.go b/swarm/storage/netstore_test.go index 6538776259..94921fb3f6 100644 --- a/swarm/storage/netstore_test.go +++ b/swarm/storage/netstore_test.go @@ -23,6 +23,7 @@ import ( "errors" "fmt" "io/ioutil" + "os" "sync" "testing" "time" @@ -30,6 +31,7 @@ import ( "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/p2p/enode" "github.com/ethereum/go-ethereum/swarm/chunk" + "github.com/ethereum/go-ethereum/swarm/storage/localstore" ) var sourcePeerID = enode.HexID("99d8594b52298567d2ca3f4c441a5ba0140ee9245e26460d01102a52773c73b9") @@ -76,45 +78,41 @@ func (m *mockNetFetchFuncFactory) newMockNetFetcher(ctx context.Context, _ Addre return m.fetcher } -func mustNewNetStore(t *testing.T) *NetStore { - netStore, _ := mustNewNetStoreWithFetcher(t) - return netStore -} - -func mustNewNetStoreWithFetcher(t *testing.T) (*NetStore, *mockNetFetcher) { +func newTestNetStore(t *testing.T) (netStore *NetStore, fetcher *mockNetFetcher, cleanup func()) { t.Helper() - datadir, err := ioutil.TempDir("", "netstore") + dir, err := ioutil.TempDir("", "swarm-storage-") if err != nil { t.Fatal(err) } - naddr := make([]byte, 32) - params := NewDefaultLocalStoreParams() - params.Init(datadir) - params.BaseKey = naddr - localStore, err := NewTestLocalStoreForAddr(params) - if err != nil { - t.Fatal(err) + localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ + Capacity: 50000, + }) + cleanup = func() { + localStore.Close() + os.RemoveAll(dir) } - fetcher := &mockNetFetcher{} + fetcher = new(mockNetFetcher) mockNetFetchFuncFactory := &mockNetFetchFuncFactory{ fetcher: fetcher, } - netStore, err := NewNetStore(localStore, mockNetFetchFuncFactory.newMockNetFetcher) + netStore, err = NewNetStore(localStore, mockNetFetchFuncFactory.newMockNetFetcher) if err != nil { + cleanup() t.Fatal(err) } - return netStore, fetcher + return netStore, fetcher, cleanup } // TestNetStoreGetAndPut tests calling NetStore.Get which is blocked until the same chunk is Put. // After the Put there should no active fetchers, and the context created for the fetcher should // be cancelled. func TestNetStoreGetAndPut(t *testing.T) { - netStore, fetcher := mustNewNetStoreWithFetcher(t) + netStore, fetcher, cleanup := newTestNetStore(t) + defer cleanup() - chunk := GenerateRandomChunk(chunk.DefaultSize) + ch := GenerateRandomChunk(chunk.DefaultSize) ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second) defer cancel() @@ -126,12 +124,12 @@ func TestNetStoreGetAndPut(t *testing.T) { time.Sleep(200 * time.Millisecond) // and a little more so it is surely called // check if netStore created a fetcher in the Get call for the unavailable chunk - if netStore.fetchers.Len() != 1 || netStore.getFetcher(chunk.Address()) == nil { + if netStore.fetchers.Len() != 1 || netStore.getFetcher(ch.Address()) == nil { putErrC <- errors.New("Expected netStore to use a fetcher for the Get call") return } - err := netStore.Put(ctx, chunk) + err := netStore.Put(ctx, chunk.ModePutRequest, ch) if err != nil { putErrC <- fmt.Errorf("Expected no err got %v", err) return @@ -141,7 +139,7 @@ func TestNetStoreGetAndPut(t *testing.T) { }() close(c) - recChunk, err := netStore.Get(ctx, chunk.Address()) // this is blocked until the Put above is done + recChunk, err := netStore.Get(ctx, chunk.ModeGetRequest, ch.Address()) // this is blocked until the Put above is done if err != nil { t.Fatalf("Expected no err got %v", err) } @@ -150,7 +148,7 @@ func TestNetStoreGetAndPut(t *testing.T) { t.Fatal(err) } // the retrieved chunk should be the same as what we Put - if !bytes.Equal(recChunk.Address(), chunk.Address()) || !bytes.Equal(recChunk.Data(), chunk.Data()) { + if !bytes.Equal(recChunk.Address(), ch.Address()) || !bytes.Equal(recChunk.Data(), ch.Data()) { t.Fatalf("Different chunk received than what was put") } // the chunk is already available locally, so there should be no active fetchers waiting for it @@ -172,26 +170,27 @@ func TestNetStoreGetAndPut(t *testing.T) { // After the Put the chunk is available locally, so the Get can just retrieve it from LocalStore, // there is no need to create fetchers. func TestNetStoreGetAfterPut(t *testing.T) { - netStore, fetcher := mustNewNetStoreWithFetcher(t) + netStore, fetcher, cleanup := newTestNetStore(t) + defer cleanup() - chunk := GenerateRandomChunk(chunk.DefaultSize) + ch := GenerateRandomChunk(chunk.DefaultSize) ctx, cancel := context.WithTimeout(context.Background(), 500*time.Millisecond) defer cancel() // First we Put the chunk, so the chunk will be available locally - err := netStore.Put(ctx, chunk) + err := netStore.Put(ctx, chunk.ModePutRequest, ch) if err != nil { t.Fatalf("Expected no err got %v", err) } // Get should retrieve the chunk from LocalStore, without creating fetcher - recChunk, err := netStore.Get(ctx, chunk.Address()) + recChunk, err := netStore.Get(ctx, chunk.ModeGetRequest, ch.Address()) if err != nil { t.Fatalf("Expected no err got %v", err) } // the retrieved chunk should be the same as what we Put - if !bytes.Equal(recChunk.Address(), chunk.Address()) || !bytes.Equal(recChunk.Data(), chunk.Data()) { + if !bytes.Equal(recChunk.Address(), ch.Address()) || !bytes.Equal(recChunk.Data(), ch.Data()) { t.Fatalf("Different chunk received than what was put") } // no fetcher offer or request should be created for a locally available chunk @@ -207,9 +206,10 @@ func TestNetStoreGetAfterPut(t *testing.T) { // TestNetStoreGetTimeout tests a Get call for an unavailable chunk and waits for timeout func TestNetStoreGetTimeout(t *testing.T) { - netStore, fetcher := mustNewNetStoreWithFetcher(t) + netStore, fetcher, cleanup := newTestNetStore(t) + defer cleanup() - chunk := GenerateRandomChunk(chunk.DefaultSize) + ch := GenerateRandomChunk(chunk.DefaultSize) ctx, cancel := context.WithTimeout(context.Background(), 500*time.Millisecond) defer cancel() @@ -221,7 +221,7 @@ func TestNetStoreGetTimeout(t *testing.T) { time.Sleep(200 * time.Millisecond) // and a little more so it is surely called // check if netStore created a fetcher in the Get call for the unavailable chunk - if netStore.fetchers.Len() != 1 || netStore.getFetcher(chunk.Address()) == nil { + if netStore.fetchers.Len() != 1 || netStore.getFetcher(ch.Address()) == nil { fetcherErrC <- errors.New("Expected netStore to use a fetcher for the Get call") return } @@ -232,7 +232,7 @@ func TestNetStoreGetTimeout(t *testing.T) { close(c) // We call Get on this chunk, which is not in LocalStore. We don't Put it at all, so there will // be a timeout - _, err := netStore.Get(ctx, chunk.Address()) + _, err := netStore.Get(ctx, chunk.ModeGetRequest, ch.Address()) // Check if the timeout happened if err != context.DeadlineExceeded { @@ -259,9 +259,10 @@ func TestNetStoreGetTimeout(t *testing.T) { // TestNetStoreGetCancel tests a Get call for an unavailable chunk, then cancels the context and checks // the errors func TestNetStoreGetCancel(t *testing.T) { - netStore, fetcher := mustNewNetStoreWithFetcher(t) + netStore, fetcher, cleanup := newTestNetStore(t) + defer cleanup() - chunk := GenerateRandomChunk(chunk.DefaultSize) + ch := GenerateRandomChunk(chunk.DefaultSize) ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second) @@ -271,7 +272,7 @@ func TestNetStoreGetCancel(t *testing.T) { <-c // wait for the Get to be called time.Sleep(200 * time.Millisecond) // and a little more so it is surely called // check if netStore created a fetcher in the Get call for the unavailable chunk - if netStore.fetchers.Len() != 1 || netStore.getFetcher(chunk.Address()) == nil { + if netStore.fetchers.Len() != 1 || netStore.getFetcher(ch.Address()) == nil { fetcherErrC <- errors.New("Expected netStore to use a fetcher for the Get call") return } @@ -283,7 +284,7 @@ func TestNetStoreGetCancel(t *testing.T) { close(c) // We call Get with an unavailable chunk, so it will create a fetcher and wait for delivery - _, err := netStore.Get(ctx, chunk.Address()) + _, err := netStore.Get(ctx, chunk.ModeGetRequest, ch.Address()) if err := <-fetcherErrC; err != nil { t.Fatal(err) @@ -311,9 +312,10 @@ func TestNetStoreGetCancel(t *testing.T) { // delivered with a Put, we have to make sure all Get calls return, and they use a single fetcher // for the chunk retrieval func TestNetStoreMultipleGetAndPut(t *testing.T) { - netStore, fetcher := mustNewNetStoreWithFetcher(t) + netStore, fetcher, cleanup := newTestNetStore(t) + defer cleanup() - chunk := GenerateRandomChunk(chunk.DefaultSize) + ch := GenerateRandomChunk(chunk.DefaultSize) ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second) defer cancel() @@ -327,7 +329,7 @@ func TestNetStoreMultipleGetAndPut(t *testing.T) { putErrC <- errors.New("Expected netStore to use one fetcher for all Get calls") return } - err := netStore.Put(ctx, chunk) + err := netStore.Put(ctx, chunk.ModePutRequest, ch) if err != nil { putErrC <- fmt.Errorf("Expected no err got %v", err) return @@ -340,11 +342,11 @@ func TestNetStoreMultipleGetAndPut(t *testing.T) { errC := make(chan error) for i := 0; i < count; i++ { go func() { - recChunk, err := netStore.Get(ctx, chunk.Address()) + recChunk, err := netStore.Get(ctx, chunk.ModeGetRequest, ch.Address()) if err != nil { errC <- fmt.Errorf("Expected no err got %v", err) } - if !bytes.Equal(recChunk.Address(), chunk.Address()) || !bytes.Equal(recChunk.Data(), chunk.Data()) { + if !bytes.Equal(recChunk.Address(), ch.Address()) || !bytes.Equal(recChunk.Data(), ch.Data()) { errC <- errors.New("Different chunk received than what was put") } errC <- nil @@ -385,7 +387,8 @@ func TestNetStoreMultipleGetAndPut(t *testing.T) { // TestNetStoreFetchFuncTimeout tests a FetchFunc call for an unavailable chunk and waits for timeout func TestNetStoreFetchFuncTimeout(t *testing.T) { - netStore, fetcher := mustNewNetStoreWithFetcher(t) + netStore, fetcher, cleanup := newTestNetStore(t) + defer cleanup() chunk := GenerateRandomChunk(chunk.DefaultSize) @@ -424,21 +427,22 @@ func TestNetStoreFetchFuncTimeout(t *testing.T) { // TestNetStoreFetchFuncAfterPut tests that the FetchFunc should return nil for a locally available chunk func TestNetStoreFetchFuncAfterPut(t *testing.T) { - netStore := mustNewNetStore(t) + netStore, _, cleanup := newTestNetStore(t) + defer cleanup() - chunk := GenerateRandomChunk(chunk.DefaultSize) + ch := GenerateRandomChunk(chunk.DefaultSize) ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second) defer cancel() // We deliver the created the chunk with a Put - err := netStore.Put(ctx, chunk) + err := netStore.Put(ctx, chunk.ModePutRequest, ch) if err != nil { t.Fatalf("Expected no err got %v", err) } // FetchFunc should return nil, because the chunk is available locally, no need to fetch it - wait := netStore.FetchFunc(ctx, chunk.Address()) + wait := netStore.FetchFunc(ctx, ch.Address()) if wait != nil { t.Fatal("Expected wait to be nil") } @@ -451,16 +455,17 @@ func TestNetStoreFetchFuncAfterPut(t *testing.T) { // TestNetStoreGetCallsRequest tests if Get created a request on the NetFetcher for an unavailable chunk func TestNetStoreGetCallsRequest(t *testing.T) { - netStore, fetcher := mustNewNetStoreWithFetcher(t) + netStore, fetcher, cleanup := newTestNetStore(t) + defer cleanup() - chunk := GenerateRandomChunk(chunk.DefaultSize) + ch := GenerateRandomChunk(chunk.DefaultSize) ctx := context.WithValue(context.Background(), "hopcount", uint8(5)) ctx, cancel := context.WithTimeout(ctx, 200*time.Millisecond) defer cancel() // We call get for a not available chunk, it will timeout because the chunk is not delivered - _, err := netStore.Get(ctx, chunk.Address()) + _, err := netStore.Get(ctx, chunk.ModeGetRequest, ch.Address()) if err != context.DeadlineExceeded { t.Fatalf("Expected context.DeadlineExceeded err got %v", err) @@ -479,9 +484,10 @@ func TestNetStoreGetCallsRequest(t *testing.T) { // TestNetStoreGetCallsOffer tests if Get created a request on the NetFetcher for an unavailable chunk // in case of a source peer provided in the context. func TestNetStoreGetCallsOffer(t *testing.T) { - netStore, fetcher := mustNewNetStoreWithFetcher(t) + netStore, fetcher, cleanup := newTestNetStore(t) + defer cleanup() - chunk := GenerateRandomChunk(chunk.DefaultSize) + ch := GenerateRandomChunk(chunk.DefaultSize) // If a source peer is added to the context, NetStore will handle it as an offer ctx := context.WithValue(context.Background(), "source", sourcePeerID.String()) @@ -489,7 +495,7 @@ func TestNetStoreGetCallsOffer(t *testing.T) { defer cancel() // We call get for a not available chunk, it will timeout because the chunk is not delivered - _, err := netStore.Get(ctx, chunk.Address()) + _, err := netStore.Get(ctx, chunk.ModeGetRequest, ch.Address()) if err != context.DeadlineExceeded { t.Fatalf("Expect error %v got %v", context.DeadlineExceeded, err) @@ -513,8 +519,8 @@ func TestNetStoreGetCallsOffer(t *testing.T) { // TestNetStoreFetcherCountPeers tests multiple NetStore.Get calls with peer in the context. // There is no Put call, so the Get calls timeout func TestNetStoreFetcherCountPeers(t *testing.T) { - - netStore, fetcher := mustNewNetStoreWithFetcher(t) + netStore, fetcher, cleanup := newTestNetStore(t) + defer cleanup() addr := randomAddr() peers := []string{randomAddr().Hex(), randomAddr().Hex(), randomAddr().Hex()} @@ -529,7 +535,7 @@ func TestNetStoreFetcherCountPeers(t *testing.T) { peer := peers[i] go func() { ctx := context.WithValue(ctx, "peer", peer) - _, err := netStore.Get(ctx, addr) + _, err := netStore.Get(ctx, chunk.ModeGetRequest, addr) errC <- err }() } @@ -565,21 +571,22 @@ func TestNetStoreFetcherCountPeers(t *testing.T) { // and checks there is still exactly one fetcher for one chunk. Afthe chunk is delivered, it checks // if the fetcher is closed. func TestNetStoreFetchFuncCalledMultipleTimes(t *testing.T) { - netStore, fetcher := mustNewNetStoreWithFetcher(t) + netStore, fetcher, cleanup := newTestNetStore(t) + defer cleanup() - chunk := GenerateRandomChunk(chunk.DefaultSize) + ch := GenerateRandomChunk(chunk.DefaultSize) ctx, cancel := context.WithTimeout(context.Background(), 500*time.Millisecond) defer cancel() // FetchFunc should return a non-nil wait function, because the chunk is not available - wait := netStore.FetchFunc(ctx, chunk.Address()) + wait := netStore.FetchFunc(ctx, ch.Address()) if wait == nil { t.Fatal("Expected wait function to be not nil") } // There should be exactly one fetcher for the chunk - if netStore.fetchers.Len() != 1 || netStore.getFetcher(chunk.Address()) == nil { + if netStore.fetchers.Len() != 1 || netStore.getFetcher(ch.Address()) == nil { t.Fatalf("Expected netStore to have one fetcher for the requested chunk") } @@ -596,12 +603,12 @@ func TestNetStoreFetchFuncCalledMultipleTimes(t *testing.T) { time.Sleep(100 * time.Millisecond) // there should be still only one fetcher, because all wait calls are for the same chunk - if netStore.fetchers.Len() != 1 || netStore.getFetcher(chunk.Address()) == nil { + if netStore.fetchers.Len() != 1 || netStore.getFetcher(ch.Address()) == nil { t.Fatal("Expected netStore to have one fetcher for the requested chunk") } // Deliver the chunk with a Put - err := netStore.Put(ctx, chunk) + err := netStore.Put(ctx, chunk.ModePutRequest, ch) if err != nil { t.Fatalf("Expected no err got %v", err) } @@ -630,7 +637,8 @@ func TestNetStoreFetchFuncCalledMultipleTimes(t *testing.T) { // TestNetStoreFetcherLifeCycleWithTimeout is similar to TestNetStoreFetchFuncCalledMultipleTimes, // the only difference is that we don't deilver the chunk, just wait for timeout func TestNetStoreFetcherLifeCycleWithTimeout(t *testing.T) { - netStore, fetcher := mustNewNetStoreWithFetcher(t) + netStore, fetcher, cleanup := newTestNetStore(t) + defer cleanup() chunk := GenerateRandomChunk(chunk.DefaultSize) diff --git a/swarm/storage/types.go b/swarm/storage/types.go index 2f39685b42..fe510305fa 100644 --- a/swarm/storage/types.go +++ b/swarm/storage/types.go @@ -178,9 +178,7 @@ func (c ChunkData) Size() uint64 { return binary.LittleEndian.Uint64(c[:8]) } -type ChunkValidator interface { - Validate(chunk Chunk) bool -} +type ChunkValidator = chunk.Validator // Provides method for validation of content address in chunks // Holds the corresponding hasher to create the address @@ -211,20 +209,9 @@ func (v *ContentAddressValidator) Validate(ch Chunk) bool { return bytes.Equal(hash, ch.Address()) } -type ChunkStore interface { - Put(ctx context.Context, ch Chunk) (err error) - Get(rctx context.Context, ref Address) (ch Chunk, err error) - Has(rctx context.Context, ref Address) bool - Close() -} +type ChunkStore = chunk.Store -// SyncChunkStore is a ChunkStore which supports syncing -type SyncChunkStore interface { - ChunkStore - BinIndex(po uint8) uint64 - Iterator(from uint64, to uint64, po uint8, f func(Address, uint64) bool) error - FetchFunc(ctx context.Context, ref Address) func(context.Context) error -} +type SyncChunkStore = chunk.SyncStore // FakeChunkStore doesn't store anything, just implements the ChunkStore interface // It can be used to inject into a hasherStore if you don't want to actually store data just do the @@ -233,20 +220,21 @@ type FakeChunkStore struct { } // Put doesn't store anything it is just here to implement ChunkStore -func (f *FakeChunkStore) Put(_ context.Context, ch Chunk) error { +func (f *FakeChunkStore) Put(_ context.Context, _ chunk.ModePut, ch Chunk) error { return nil } // Has doesn't do anything it is just here to implement ChunkStore -func (f *FakeChunkStore) Has(_ context.Context, ref Address) bool { - panic("FakeChunkStore doesn't support HasChunk") +func (f *FakeChunkStore) Has(_ context.Context, ref Address) (bool, error) { + panic("FakeChunkStore doesn't support Has") } // Get doesn't store anything it is just here to implement ChunkStore -func (f *FakeChunkStore) Get(_ context.Context, ref Address) (Chunk, error) { +func (f *FakeChunkStore) Get(_ context.Context, _ chunk.ModeGet, ref Address) (Chunk, error) { panic("FakeChunkStore doesn't support Get") } // Close doesn't store anything it is just here to implement ChunkStore -func (f *FakeChunkStore) Close() { +func (f *FakeChunkStore) Close() error { + return nil } diff --git a/swarm/swarm.go b/swarm/swarm.go index b4b08c5c54..8ffd5fe460 100644 --- a/swarm/swarm.go +++ b/swarm/swarm.go @@ -29,6 +29,11 @@ import ( "time" "unicode" + "github.com/ethereum/go-ethereum/swarm/chunk" + + "github.com/ethereum/go-ethereum/swarm/storage/feed" + "github.com/ethereum/go-ethereum/swarm/storage/localstore" + "github.com/ethereum/go-ethereum/accounts/abi/bind" "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/contracts/chequebook" @@ -49,7 +54,6 @@ import ( "github.com/ethereum/go-ethereum/swarm/pss" "github.com/ethereum/go-ethereum/swarm/state" "github.com/ethereum/go-ethereum/swarm/storage" - "github.com/ethereum/go-ethereum/swarm/storage/feed" "github.com/ethereum/go-ethereum/swarm/storage/mock" "github.com/ethereum/go-ethereum/swarm/swap" "github.com/ethereum/go-ethereum/swarm/tracing" @@ -145,10 +149,23 @@ func NewSwarm(config *api.Config, mockStore *mock.NodeStore) (self *Swarm, err e self.dns = resolver } - lstore, err := storage.NewLocalStore(config.LocalStoreParams, mockStore) + var feedsHandler *feed.Handler + fhParams := &feed.HandlerParams{} + + feedsHandler = feed.NewHandler(fhParams) + + localStore, err := localstore.New(config.ChunkDbPath, config.BaseKey, &localstore.Options{ + MockStore: mockStore, + Capacity: int64(config.DbCapacity), + }) if err != nil { return nil, err } + lstore := chunk.NewValidatorStore( + localStore, + storage.NewContentAddressValidator(storage.MakeHashFunc(storage.DefaultHash)), + feedsHandler, + ) self.netStore, err = storage.NewNetStore(lstore, nil) if err != nil { @@ -162,6 +179,8 @@ func NewSwarm(config *api.Config, mockStore *mock.NodeStore) (self *Swarm, err e delivery := stream.NewDelivery(to, self.netStore) self.netStore.NewNetFetcherFunc = network.NewFetcherFactory(delivery.RequestFromPeers, config.DeliverySkipCheck).New + feedsHandler.SetStore(self.netStore) + if config.SwapEnabled { balancesStore, err := state.NewDBStore(filepath.Join(config.Path, "balances.db")) if err != nil { @@ -198,21 +217,10 @@ func NewSwarm(config *api.Config, mockStore *mock.NodeStore) (self *Swarm, err e // Swarm Hash Merklised Chunking for Arbitrary-length Document/File storage self.fileStore = storage.NewFileStore(self.netStore, self.config.FileStoreParams) - var feedsHandler *feed.Handler - fhParams := &feed.HandlerParams{} - - feedsHandler = feed.NewHandler(fhParams) - feedsHandler.SetStore(self.netStore) - - lstore.Validators = []storage.ChunkValidator{ - storage.NewContentAddressValidator(storage.MakeHashFunc(storage.DefaultHash)), - feedsHandler, - } - - err = lstore.Migrate() - if err != nil { - return nil, err - } + // err = lstore.Migrate() + // if err != nil { + // return nil, err + // } log.Debug("Setup local storage") From 44633ce2f71ad872c978c8e93c532f8aa5dd5a33 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 5 Mar 2019 13:04:00 +0100 Subject: [PATCH 03/38] swarm/network/stream: start of localstore integration --- swarm/network/stream/common_test.go | 73 ++++++++++--------- swarm/network/stream/delivery_test.go | 16 ++-- .../network/stream/snapshot_retrieval_test.go | 3 +- swarm/network/stream/snapshot_sync_test.go | 22 +++--- swarm/network/stream/syncer_test.go | 56 +++++++------- 5 files changed, 85 insertions(+), 85 deletions(-) diff --git a/swarm/network/stream/common_test.go b/swarm/network/stream/common_test.go index ec29e16e33..07a96d7f68 100644 --- a/swarm/network/stream/common_test.go +++ b/swarm/network/stream/common_test.go @@ -30,15 +30,18 @@ import ( "sync/atomic" "time" + "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/log" "github.com/ethereum/go-ethereum/p2p/enode" "github.com/ethereum/go-ethereum/p2p/simulations/adapters" p2ptest "github.com/ethereum/go-ethereum/p2p/testing" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/network" "github.com/ethereum/go-ethereum/swarm/network/simulation" "github.com/ethereum/go-ethereum/swarm/state" "github.com/ethereum/go-ethereum/swarm/storage" - mockmem "github.com/ethereum/go-ethereum/swarm/storage/mock/mem" + "github.com/ethereum/go-ethereum/swarm/storage/localstore" + "github.com/ethereum/go-ethereum/swarm/storage/mock" "github.com/ethereum/go-ethereum/swarm/testutil" colorable "github.com/mattn/go-colorable" ) @@ -50,7 +53,6 @@ var ( useMockStore = flag.Bool("mockstore", false, "disabled mock store (default: enabled)") longrunning = flag.Bool("longrunning", false, "do run long-running tests") - bucketKeyDB = simulation.BucketKey("db") bucketKeyStore = simulation.BucketKey("store") bucketKeyFileStore = simulation.BucketKey("filestore") bucketKeyNetStore = simulation.BucketKey("netstore") @@ -112,16 +114,15 @@ func newNetStoreAndDeliveryWithRequestFunc(ctx *adapters.ServiceContext, bucket func netStoreAndDeliveryWithAddr(ctx *adapters.ServiceContext, bucket *sync.Map, addr *network.BzzAddr) (*storage.NetStore, *Delivery, func(), error) { n := ctx.Config.Node() - store, datadir, err := createTestLocalStorageForID(n.ID(), addr) - if *useMockStore { - store, datadir, err = createMockStore(mockmem.NewGlobalStore(), n.ID(), addr) - } + localStore, localStoreCleanup, err := newTestLocalStore(n.ID(), addr, nil) if err != nil { return nil, nil, nil, err } - localStore := store.(*storage.LocalStore) + netStore, err := storage.NewNetStore(localStore, nil) if err != nil { + localStoreCleanup() + localStore.Close() return nil, nil, nil, err } @@ -130,8 +131,7 @@ func netStoreAndDeliveryWithAddr(ctx *adapters.ServiceContext, bucket *sync.Map, kad := network.NewKademlia(addr.Over(), network.NewKadParams()) delivery := NewDelivery(kad, netStore) - bucket.Store(bucketKeyStore, store) - bucket.Store(bucketKeyDB, netStore) + bucket.Store(bucketKeyStore, localStore) bucket.Store(bucketKeyDelivery, delivery) bucket.Store(bucketKeyFileStore, fileStore) // for the kademlia object, we use the global key from the simulation package, @@ -140,13 +140,13 @@ func netStoreAndDeliveryWithAddr(ctx *adapters.ServiceContext, bucket *sync.Map, cleanup := func() { netStore.Close() - os.RemoveAll(datadir) + localStoreCleanup() } return netStore, delivery, cleanup, nil } -func newStreamerTester(registryOptions *RegistryOptions) (*p2ptest.ProtocolTester, *Registry, *storage.LocalStore, func(), error) { +func newStreamerTester(registryOptions *RegistryOptions) (*p2ptest.ProtocolTester, *Registry, *localstore.DB, func(), error) { // setup addr := network.RandomAddr() // tested peers peer address to := network.NewKademlia(addr.OAddr, network.NewKadParams()) @@ -160,11 +160,7 @@ func newStreamerTester(registryOptions *RegistryOptions) (*p2ptest.ProtocolTeste os.RemoveAll(datadir) } - params := storage.NewDefaultLocalStoreParams() - params.Init(datadir) - params.BaseKey = addr.Over() - - localStore, err := storage.NewTestLocalStoreForAddr(params) + localStore, err := localstore.New(datadir, addr.Over(), nil) if err != nil { removeDataDir() return nil, nil, nil, nil, err @@ -221,24 +217,25 @@ func newRoundRobinStore(stores ...storage.ChunkStore) *roundRobinStore { } // not used in this context, only to fulfill ChunkStore interface -func (rrs *roundRobinStore) Has(ctx context.Context, addr storage.Address) bool { - panic("RoundRobinStor doesn't support HasChunk") +func (rrs *roundRobinStore) Has(_ context.Context, _ storage.Address) (bool, error) { + return false, errors.New("RoundRobinStore doesn't support HasChunk") } -func (rrs *roundRobinStore) Get(ctx context.Context, addr storage.Address) (storage.Chunk, error) { +func (rrs *roundRobinStore) Get(_ context.Context, _ chunk.ModeGet, _ storage.Address) (storage.Chunk, error) { return nil, errors.New("get not well defined on round robin store") } -func (rrs *roundRobinStore) Put(ctx context.Context, chunk storage.Chunk) error { +func (rrs *roundRobinStore) Put(ctx context.Context, mode chunk.ModePut, ch storage.Chunk) error { i := atomic.AddUint32(&rrs.index, 1) idx := int(i) % len(rrs.stores) - return rrs.stores[idx].Put(ctx, chunk) + return rrs.stores[idx].Put(ctx, mode, ch) } -func (rrs *roundRobinStore) Close() { +func (rrs *roundRobinStore) Close() error { for _, store := range rrs.stores { store.Close() } + return nil } func readAll(fileStore *storage.FileStore, hash []byte) (int64, error) { @@ -304,24 +301,28 @@ func generateRandomFile() (string, error) { return string(b), nil } -//create a local store for the given node -func createTestLocalStorageForID(id enode.ID, addr *network.BzzAddr) (storage.ChunkStore, string, error) { - var datadir string - var err error - datadir, err = ioutil.TempDir("", fmt.Sprintf("syncer-test-%s", id.TerminalString())) +func newTestLocalStore(id enode.ID, addr *network.BzzAddr, globalStore mock.GlobalStorer) (localStore *localstore.DB, cleanup func(), err error) { + dir, err := ioutil.TempDir("", "swarm-stream-") if err != nil { - return nil, "", err + return nil, nil, err } - var store storage.ChunkStore - params := storage.NewDefaultLocalStoreParams() - params.ChunkDbPath = datadir - params.BaseKey = addr.Over() - store, err = storage.NewTestLocalStoreForAddr(params) + cleanup = func() { + os.RemoveAll(dir) + } + + var mockStore *mock.NodeStore + if globalStore != nil { + mockStore = globalStore.NewNodeStore(common.BytesToAddress(id.Bytes())) + } + + localStore, err = localstore.New(dir, addr.Over(), &localstore.Options{ + MockStore: mockStore, + }) if err != nil { - os.RemoveAll(datadir) - return nil, "", err + cleanup() + return nil, nil, err } - return store, datadir, nil + return localStore, cleanup, nil } // watchDisconnections receives simulation peer events in a new goroutine and sets atomic value diff --git a/swarm/network/stream/delivery_test.go b/swarm/network/stream/delivery_test.go index 50b7881504..26987704c7 100644 --- a/swarm/network/stream/delivery_test.go +++ b/swarm/network/stream/delivery_test.go @@ -25,6 +25,8 @@ import ( "testing" "time" + "github.com/ethereum/go-ethereum/swarm/chunk" + "github.com/ethereum/go-ethereum/node" "github.com/ethereum/go-ethereum/p2p" "github.com/ethereum/go-ethereum/p2p/enode" @@ -189,8 +191,8 @@ func TestStreamerUpstreamRetrieveRequestMsgExchange(t *testing.T) { }) hash := storage.Address(hash0[:]) - chunk := storage.NewChunk(hash, hash) - err = localStore.Put(context.TODO(), chunk) + ch := storage.NewChunk(hash, hash) + err = localStore.Put(context.TODO(), chunk.ModePutUpload, ch) if err != nil { t.Fatalf("Expected no err got %v", err) } @@ -241,8 +243,8 @@ func TestStreamerUpstreamRetrieveRequestMsgExchange(t *testing.T) { } hash = storage.Address(hash1[:]) - chunk = storage.NewChunk(hash, hash1[:]) - err = localStore.Put(context.TODO(), chunk) + ch = storage.NewChunk(hash, hash1[:]) + err = localStore.Put(context.TODO(), chunk.ModePutUpload, ch) if err != nil { t.Fatalf("Expected no err got %v", err) } @@ -420,14 +422,14 @@ func TestStreamerDownstreamChunkDeliveryMsgExchange(t *testing.T) { defer cancel() // wait for the chunk to get stored - storedChunk, err := localStore.Get(ctx, chunkKey) + storedChunk, err := localStore.Get(ctx, chunk.ModeGetRequest, chunkKey) for err != nil { select { case <-ctx.Done(): t.Fatalf("Chunk is not in localstore after timeout, err: %v", err) default: } - storedChunk, err = localStore.Get(ctx, chunkKey) + storedChunk, err = localStore.Get(ctx, chunk.ModeGetRequest, chunkKey) time.Sleep(50 * time.Millisecond) } @@ -700,7 +702,7 @@ func benchmarkDeliveryFromNodes(b *testing.B, nodes, chunkCount int, skipCheck b errs := make(chan error) for _, hash := range hashes { go func(h storage.Address) { - _, err := netStore.Get(ctx, h) + _, err := netStore.Get(ctx, chunk.ModeGetRequest, h) log.Warn("test check netstore get", "hash", h, "err", err) errs <- err }(hash) diff --git a/swarm/network/stream/snapshot_retrieval_test.go b/swarm/network/stream/snapshot_retrieval_test.go index 2fdf8e9e37..dd0c437f59 100644 --- a/swarm/network/stream/snapshot_retrieval_test.go +++ b/swarm/network/stream/snapshot_retrieval_test.go @@ -22,6 +22,7 @@ import ( "testing" "time" + "github.com/ethereum/go-ethereum/swarm/storage/localstore" "github.com/ethereum/go-ethereum/swarm/testutil" "github.com/ethereum/go-ethereum/node" @@ -278,7 +279,7 @@ func runRetrievalTest(t *testing.T, chunkCount int, nodeCount int) error { if !ok { return fmt.Errorf("No localstore") } - lstore := item.(*storage.LocalStore) + lstore := item.(*localstore.DB) conf.hashes, err = uploadFileToSingleNodeStore(node.ID(), chunkCount, lstore) if err != nil { return err diff --git a/swarm/network/stream/snapshot_sync_test.go b/swarm/network/stream/snapshot_sync_test.go index 9737ec0a54..90056df0a5 100644 --- a/swarm/network/stream/snapshot_sync_test.go +++ b/swarm/network/stream/snapshot_sync_test.go @@ -31,11 +31,13 @@ import ( "github.com/ethereum/go-ethereum/p2p/enode" "github.com/ethereum/go-ethereum/p2p/simulations" "github.com/ethereum/go-ethereum/p2p/simulations/adapters" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/network" "github.com/ethereum/go-ethereum/swarm/network/simulation" "github.com/ethereum/go-ethereum/swarm/pot" "github.com/ethereum/go-ethereum/swarm/state" "github.com/ethereum/go-ethereum/swarm/storage" + "github.com/ethereum/go-ethereum/swarm/storage/localstore" "github.com/ethereum/go-ethereum/swarm/storage/mock" mockmem "github.com/ethereum/go-ethereum/swarm/storage/mock/mem" "github.com/ethereum/go-ethereum/swarm/testutil" @@ -196,7 +198,7 @@ func runSim(conf *synctestConfig, ctx context.Context, sim *simulation.Simulatio if !ok { return fmt.Errorf("No localstore") } - lstore := item.(*storage.LocalStore) + lstore := item.(*localstore.DB) hashes, err := uploadFileToSingleNodeStore(node.ID(), chunkCount, lstore) if err != nil { return err @@ -225,25 +227,25 @@ func runSim(conf *synctestConfig, ctx context.Context, sim *simulation.Simulatio localChunks := conf.idToChunksMap[id] for _, ch := range localChunks { //get the real chunk by the index in the index array - chunk := conf.hashes[ch] - log.Trace(fmt.Sprintf("node has chunk: %s:", chunk)) + ch := conf.hashes[ch] + log.Trace(fmt.Sprintf("node has chunk: %s:", ch)) //check if the expected chunk is indeed in the localstore var err error if *useMockStore { //use the globalStore if the mockStore should be used; in that case, //the complete localStore stack is bypassed for getting the chunk - _, err = globalStore.Get(common.BytesToAddress(id.Bytes()), chunk) + _, err = globalStore.Get(common.BytesToAddress(id.Bytes()), ch) } else { //use the actual localstore item, ok := sim.NodeItem(id, bucketKeyStore) if !ok { return fmt.Errorf("Error accessing localstore") } - lstore := item.(*storage.LocalStore) - _, err = lstore.Get(ctx, chunk) + lstore := item.(*localstore.DB) + _, err = lstore.Get(ctx, chunk.ModeGetRequest, ch) } if err != nil { - log.Debug(fmt.Sprintf("Chunk %s NOT found for id %s", chunk, id)) + log.Debug(fmt.Sprintf("Chunk %s NOT found for id %s", ch, id)) // Do not get crazy with logging the warn message time.Sleep(500 * time.Millisecond) continue REPEAT @@ -251,10 +253,10 @@ func runSim(conf *synctestConfig, ctx context.Context, sim *simulation.Simulatio evt := &simulations.Event{ Type: EventTypeChunkArrived, Node: sim.Net.GetNode(id), - Data: chunk.String(), + Data: ch.String(), } sim.Net.Events().Send(evt) - log.Debug(fmt.Sprintf("Chunk %s IS FOUND for id %s", chunk, id)) + log.Debug(fmt.Sprintf("Chunk %s IS FOUND for id %s", ch, id)) } } return nil @@ -300,7 +302,7 @@ func mapKeysToNodes(conf *synctestConfig) { } //upload a file(chunks) to a single local node store -func uploadFileToSingleNodeStore(id enode.ID, chunkCount int, lstore *storage.LocalStore) ([]storage.Address, error) { +func uploadFileToSingleNodeStore(id enode.ID, chunkCount int, lstore *localstore.DB) ([]storage.Address, error) { log.Debug(fmt.Sprintf("Uploading to node id: %s", id)) fileStore := storage.NewFileStore(lstore, storage.NewFileStoreParams()) size := chunkSize diff --git a/swarm/network/stream/syncer_test.go b/swarm/network/stream/syncer_test.go index 07586714e1..f99c86e23f 100644 --- a/swarm/network/stream/syncer_test.go +++ b/swarm/network/stream/syncer_test.go @@ -21,13 +21,13 @@ import ( "errors" "fmt" "io/ioutil" - "math" "os" "sync" "testing" "time" - "github.com/ethereum/go-ethereum/common" + "github.com/ethereum/go-ethereum/swarm/chunk" + "github.com/ethereum/go-ethereum/node" "github.com/ethereum/go-ethereum/p2p/enode" "github.com/ethereum/go-ethereum/p2p/simulations/adapters" @@ -36,7 +36,7 @@ import ( "github.com/ethereum/go-ethereum/swarm/network/simulation" "github.com/ethereum/go-ethereum/swarm/state" "github.com/ethereum/go-ethereum/swarm/storage" - "github.com/ethereum/go-ethereum/swarm/storage/mock" + "github.com/ethereum/go-ethereum/swarm/storage/localstore" "github.com/ethereum/go-ethereum/swarm/testutil" ) @@ -55,24 +55,6 @@ func TestSyncerSimulation(t *testing.T) { } } -func createMockStore(globalStore mock.GlobalStorer, id enode.ID, addr *network.BzzAddr) (lstore storage.ChunkStore, datadir string, err error) { - address := common.BytesToAddress(id.Bytes()) - mockStore := globalStore.NewNodeStore(address) - params := storage.NewDefaultLocalStoreParams() - - datadir, err = ioutil.TempDir("", "localMockStore-"+id.TerminalString()) - if err != nil { - return nil, "", err - } - params.Init(datadir) - params.BaseKey = addr.Over() - lstore, err = storage.NewLocalStore(params, mockStore) - if err != nil { - return nil, "", err - } - return lstore, datadir, nil -} - func testSyncBetweenNodes(t *testing.T, nodes, chunkCount int, skipCheck bool, po uint8) { sim := simulation.New(map[string]simulation.ServiceFunc{ @@ -181,17 +163,29 @@ func testSyncBetweenNodes(t *testing.T, nodes, chunkCount int, skipCheck bool, p if i < nodes-1 { hashCounts[i] = hashCounts[i+1] } - item, ok := sim.NodeItem(nodeIDs[i], bucketKeyDB) + item, ok := sim.NodeItem(nodeIDs[i], bucketKeyStore) if !ok { return fmt.Errorf("No DB") } - netStore := item.(*storage.NetStore) - netStore.Iterator(0, math.MaxUint64, po, func(addr storage.Address, index uint64) bool { - hashes[i] = append(hashes[i], addr) - totalHashes++ - hashCounts[i]++ - return true - }) + localStore := item.(*localstore.DB) + until, err := localStore.LastPullSubscriptionChunk(po) + if err != nil { + return err + } + c, _ := localStore.SubscribePull(ctx, po, nil, until) + for iterate := true; iterate; { + select { + case cd, ok := <-c: + if !ok { + iterate = false + } + hashes[i] = append(hashes[i], cd.Address) + totalHashes++ + hashCounts[i]++ + case <-ctx.Done(): + return ctx.Err() + } + } } var total, found int for _, node := range nodeIDs { @@ -200,12 +194,12 @@ func testSyncBetweenNodes(t *testing.T, nodes, chunkCount int, skipCheck bool, p for j := i; j < nodes; j++ { total += len(hashes[j]) for _, key := range hashes[j] { - item, ok := sim.NodeItem(nodeIDs[j], bucketKeyDB) + item, ok := sim.NodeItem(nodeIDs[j], bucketKeyStore) if !ok { return fmt.Errorf("No DB") } db := item.(*storage.NetStore) - _, err := db.Get(ctx, key) + _, err := db.Get(ctx, chunk.ModeGetRequest, key) if err == nil { found++ } From 3e6e03a7b3b294eab471056a0dc54e6c2a8be838 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 5 Mar 2019 14:16:02 +0100 Subject: [PATCH 04/38] swarm/storage/localstore: add TestExportImport and fix Export function --- swarm/storage/localstore/export.go | 8 +- swarm/storage/localstore/export_test.go | 78 +++++++++++++++++++ .../localstore/subscription_pull_test.go | 2 +- 3 files changed, 83 insertions(+), 5 deletions(-) create mode 100644 swarm/storage/localstore/export_test.go diff --git a/swarm/storage/localstore/export.go b/swarm/storage/localstore/export.go index 1cf78edb2b..f097294910 100644 --- a/swarm/storage/localstore/export.go +++ b/swarm/storage/localstore/export.go @@ -1,4 +1,4 @@ -// Copyright 2018 The go-ethereum Authors +// Copyright 2019 The go-ethereum Authors // This file is part of the go-ethereum library. // // The go-ethereum library is free software: you can redistribute it and/or modify @@ -45,7 +45,7 @@ func (db *DB) Export(w io.Writer) (count int64, err error) { return false, err } count++ - return true, nil + return false, nil }, nil) return count, err @@ -71,7 +71,7 @@ func (db *DB) Import(r io.Reader) (count int64, err error) { } } - if len(hdr.Name) != 64 || len(hdr.Name) != 128 { + if len(hdr.Name) != 64 && len(hdr.Name) != 128 { log.Warn("ignoring non-chunk file", "name", hdr.Name) continue } @@ -90,7 +90,7 @@ func (db *DB) Import(r io.Reader) (count int64, err error) { } } key := chunk.Address(keybytes) - ch := chunk.NewChunk(key, data[32:]) + ch := chunk.NewChunk(key, data) go func() { select { diff --git a/swarm/storage/localstore/export_test.go b/swarm/storage/localstore/export_test.go new file mode 100644 index 0000000000..d2c653b723 --- /dev/null +++ b/swarm/storage/localstore/export_test.go @@ -0,0 +1,78 @@ +// Copyright 2019 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see . + +package localstore + +import ( + "bytes" + "testing" + + "github.com/ethereum/go-ethereum/swarm/chunk" +) + +func TestExportImport(t *testing.T) { + db1, cleanup1 := newTestDB(t, nil) + defer cleanup1() + + var chunkCount = 100 + + chunks := make(map[string][]byte, chunkCount) + for i := 0; i < chunkCount; i++ { + ch := generateTestRandomChunk() + + err := db1.NewPutter(chunk.ModePutUpload).Put(ch) + if err != nil { + t.Fatal(err) + } + chunks[string(ch.Address())] = ch.Data() + } + + var buf bytes.Buffer + + c, err := db1.Export(&buf) + if err != nil { + t.Fatal(err) + } + wantChunksCount := int64(len(chunks)) + if c != wantChunksCount { + t.Errorf("got export count %v, want %v", c, wantChunksCount) + } + + db2, cleanup2 := newTestDB(t, nil) + defer cleanup2() + + c, err = db2.Import(&buf) + if err != nil { + t.Fatal(err) + } + if c != wantChunksCount { + t.Errorf("got import count %v, want %v", c, wantChunksCount) + } + + getter := db2.NewGetter(chunk.ModeGetRequest) + + for a, want := range chunks { + addr := chunk.Address([]byte(a)) + ch, err := getter.Get(addr) + if err != nil { + t.Fatal(err) + } + got := ch.Data() + if !bytes.Equal(got, want) { + t.Fatalf("chunk %s: got data %x, want %x", addr.Hex(), got, want) + } + } +} diff --git a/swarm/storage/localstore/subscription_pull_test.go b/swarm/storage/localstore/subscription_pull_test.go index 1ef652ec4b..4c68f41296 100644 --- a/swarm/storage/localstore/subscription_pull_test.go +++ b/swarm/storage/localstore/subscription_pull_test.go @@ -493,7 +493,7 @@ func TestDB_LastPullSubscriptionChunk(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(ModePutUpload) + uploader := db.NewPutter(chunk.ModePutUpload) addrs := make(map[uint8][]chunk.Address) From 6ce34818e7ca676a17ff3084f693fe204dc943b4 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 5 Mar 2019 14:16:56 +0100 Subject: [PATCH 05/38] cmd/swarm: re-enable TestCLISwarmExportImport --- cmd/swarm/export_test.go | 2 -- 1 file changed, 2 deletions(-) diff --git a/cmd/swarm/export_test.go b/cmd/swarm/export_test.go index 337a2fb79f..e8671eea79 100644 --- a/cmd/swarm/export_test.go +++ b/cmd/swarm/export_test.go @@ -38,8 +38,6 @@ import ( // 5. imports the exported datastore // 6. fetches the uploaded random file from the second node func TestCLISwarmExportImport(t *testing.T) { - t.Skip("disabled since http get is not working") - if runtime.GOOS == "windows" { t.Skip() } From 5e69e3d4d1e3d9afbb456e361abe36e208076e97 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 5 Mar 2019 15:31:04 +0100 Subject: [PATCH 06/38] swarm: extend chunk.Store --- swarm/chunk/chunk.go | 25 +++++++++++---- swarm/network/stream/common_test.go | 12 +++++++ swarm/network/stream/delivery.go | 4 +-- swarm/network/stream/intervals_test.go | 5 +-- swarm/network/stream/stream.go | 4 +-- swarm/network/stream/syncer.go | 12 +++---- swarm/storage/common_test.go | 12 +++++++ swarm/storage/localstore/subscription_pull.go | 29 ++++------------- .../localstore/subscription_pull_test.go | 32 +++++++++---------- swarm/storage/types.go | 14 ++++++-- 10 files changed, 91 insertions(+), 58 deletions(-) diff --git a/swarm/chunk/chunk.go b/swarm/chunk/chunk.go index ec4d1057c0..e730ab5b41 100644 --- a/swarm/chunk/chunk.go +++ b/swarm/chunk/chunk.go @@ -148,20 +148,33 @@ const ( ModeSetRemove ) +// Descriptor holds information required for Pull syncing. This struct +// is provided by subscribing to pull index. +type Descriptor struct { + Address Address + StoreTimestamp int64 +} + +func (c *Descriptor) String() string { + if c == nil { + return "none" + } + return fmt.Sprintf("%s stored at %v", c.Address.Hex(), c.StoreTimestamp) +} + type Store interface { Get(ctx context.Context, mode ModeGet, addr Address) (ch Chunk, err error) Put(ctx context.Context, mode ModePut, ch Chunk) (err error) - //Set(ctx context.Context, mode ModeSet, addr Address) (err error) Has(ctx context.Context, addr Address) (yes bool, err error) + Set(ctx context.Context, mode ModeSet, addr Address) (err error) + LastPullSubscriptionChunk(bin uint8) (c *Descriptor, err error) + SubscribePull(ctx context.Context, bin uint8, since, until *Descriptor) (c <-chan Descriptor, stop func()) Close() (err error) } -// SyncStore is a Store which supports syncing -type SyncStore interface { +// FetchStore is a Store which supports syncing +type FetchStore interface { Store - // BinIndex(po uint8) uint64 - // Iterator(from uint64, to uint64, po uint8, f func(Address, uint64) bool) error - // SubscribePull(ctx context.Context, bin uint8, since, until *localstore.ChunkDescriptor) (c <-chan localstore.ChunkDescriptor, stop func()) FetchFunc(ctx context.Context, addr Address) func(context.Context) error } diff --git a/swarm/network/stream/common_test.go b/swarm/network/stream/common_test.go index 07a96d7f68..b75d62e010 100644 --- a/swarm/network/stream/common_test.go +++ b/swarm/network/stream/common_test.go @@ -231,6 +231,18 @@ func (rrs *roundRobinStore) Put(ctx context.Context, mode chunk.ModePut, ch stor return rrs.stores[idx].Put(ctx, mode, ch) } +func (rrs *roundRobinStore) Set(ctx context.Context, mode chunk.ModeSet, addr chunk.Address) (err error) { + return nil +} + +func (rrs *roundRobinStore) LastPullSubscriptionChunk(bin uint8) (c *chunk.Descriptor, err error) { + return nil, nil +} + +func (rrs *roundRobinStore) SubscribePull(ctx context.Context, bin uint8, since, until *chunk.Descriptor) (c <-chan chunk.Descriptor, stop func()) { + return nil, nil +} + func (rrs *roundRobinStore) Close() error { for _, store := range rrs.stores { store.Close() diff --git a/swarm/network/stream/delivery.go b/swarm/network/stream/delivery.go index 75e87b3049..47c20e26e1 100644 --- a/swarm/network/stream/delivery.go +++ b/swarm/network/stream/delivery.go @@ -48,12 +48,12 @@ var ( ) type Delivery struct { - chunkStore storage.SyncChunkStore + chunkStore chunk.FetchStore kad *network.Kademlia getPeer func(enode.ID) *Peer } -func NewDelivery(kad *network.Kademlia, chunkStore storage.SyncChunkStore) *Delivery { +func NewDelivery(kad *network.Kademlia, chunkStore chunk.FetchStore) *Delivery { return &Delivery{ chunkStore: chunkStore, kad: kad, diff --git a/swarm/network/stream/intervals_test.go b/swarm/network/stream/intervals_test.go index 009a941ef4..1f2cdcada7 100644 --- a/swarm/network/stream/intervals_test.go +++ b/swarm/network/stream/intervals_test.go @@ -29,6 +29,7 @@ import ( "github.com/ethereum/go-ethereum/node" "github.com/ethereum/go-ethereum/p2p/enode" "github.com/ethereum/go-ethereum/p2p/simulations/adapters" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/network/simulation" "github.com/ethereum/go-ethereum/swarm/state" "github.com/ethereum/go-ethereum/swarm/storage" @@ -287,11 +288,11 @@ func enableNotifications(r *Registry, peerID enode.ID, s Stream) error { type testExternalClient struct { hashes chan []byte - store storage.SyncChunkStore + store chunk.FetchStore enableNotificationsC chan struct{} } -func newTestExternalClient(store storage.SyncChunkStore) *testExternalClient { +func newTestExternalClient(store chunk.FetchStore) *testExternalClient { return &testExternalClient{ hashes: make(chan []byte), store: store, diff --git a/swarm/network/stream/stream.go b/swarm/network/stream/stream.go index c7c489152a..6265f6aaad 100644 --- a/swarm/network/stream/stream.go +++ b/swarm/network/stream/stream.go @@ -30,11 +30,11 @@ import ( "github.com/ethereum/go-ethereum/p2p/enode" "github.com/ethereum/go-ethereum/p2p/protocols" "github.com/ethereum/go-ethereum/rpc" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/log" "github.com/ethereum/go-ethereum/swarm/network" "github.com/ethereum/go-ethereum/swarm/network/stream/intervals" "github.com/ethereum/go-ethereum/swarm/state" - "github.com/ethereum/go-ethereum/swarm/storage" ) const ( @@ -108,7 +108,7 @@ type RegistryOptions struct { } // NewRegistry is Streamer constructor -func NewRegistry(localID enode.ID, delivery *Delivery, syncChunkStore storage.SyncChunkStore, intervalsStore state.Store, options *RegistryOptions, balance protocols.Balance) *Registry { +func NewRegistry(localID enode.ID, delivery *Delivery, syncChunkStore chunk.FetchStore, intervalsStore state.Store, options *RegistryOptions, balance protocols.Balance) *Registry { if options == nil { options = &RegistryOptions{} } diff --git a/swarm/network/stream/syncer.go b/swarm/network/stream/syncer.go index 2e46177c9c..89ae0f5c7b 100644 --- a/swarm/network/stream/syncer.go +++ b/swarm/network/stream/syncer.go @@ -37,12 +37,12 @@ const ( // * (live/non-live historical) chunk syncing per proximity bin type SwarmSyncerServer struct { po uint8 - store storage.SyncChunkStore + store chunk.FetchStore quit chan struct{} } // NewSwarmSyncerServer is constructor for SwarmSyncerServer -func NewSwarmSyncerServer(po uint8, syncChunkStore storage.SyncChunkStore) (*SwarmSyncerServer, error) { +func NewSwarmSyncerServer(po uint8, syncChunkStore chunk.FetchStore) (*SwarmSyncerServer, error) { return &SwarmSyncerServer{ po: po, store: syncChunkStore, @@ -50,7 +50,7 @@ func NewSwarmSyncerServer(po uint8, syncChunkStore storage.SyncChunkStore) (*Swa }, nil } -func RegisterSwarmSyncerServer(streamer *Registry, syncChunkStore storage.SyncChunkStore) { +func RegisterSwarmSyncerServer(streamer *Registry, syncChunkStore chunk.FetchStore) { streamer.RegisterServerFunc("SYNC", func(_ *Peer, t string, _ bool) (Server, error) { po, err := ParseSyncBinKey(t) if err != nil { @@ -134,13 +134,13 @@ func (s *SwarmSyncerServer) SetNextBatch(from, to uint64) ([]byte, uint64, uint6 // SwarmSyncerClient type SwarmSyncerClient struct { - store storage.SyncChunkStore + store chunk.FetchStore peer *Peer stream Stream } // NewSwarmSyncerClient is a contructor for provable data exchange syncer -func NewSwarmSyncerClient(p *Peer, store storage.SyncChunkStore, stream Stream) (*SwarmSyncerClient, error) { +func NewSwarmSyncerClient(p *Peer, store chunk.FetchStore, stream Stream) (*SwarmSyncerClient, error) { return &SwarmSyncerClient{ store: store, peer: p, @@ -186,7 +186,7 @@ func NewSwarmSyncerClient(p *Peer, store storage.SyncChunkStore, stream Stream) // RegisterSwarmSyncerClient registers the client constructor function for // to handle incoming sync streams -func RegisterSwarmSyncerClient(streamer *Registry, store storage.SyncChunkStore) { +func RegisterSwarmSyncerClient(streamer *Registry, store chunk.FetchStore) { streamer.RegisterClientFunc("SYNC", func(p *Peer, t string, live bool) (Client, error) { return NewSwarmSyncerClient(p, store, NewStream("SYNC", t, live)) }) diff --git a/swarm/storage/common_test.go b/swarm/storage/common_test.go index 68dafc7788..4834aebce8 100644 --- a/swarm/storage/common_test.go +++ b/swarm/storage/common_test.go @@ -250,6 +250,18 @@ func (m *MapChunkStore) Has(ctx context.Context, ref Address) (has bool, err err return has, nil } +func (m *MapChunkStore) Set(ctx context.Context, mode chunk.ModeSet, addr chunk.Address) (err error) { + return nil +} + +func (m *MapChunkStore) LastPullSubscriptionChunk(bin uint8) (c *chunk.Descriptor, err error) { + return nil, nil +} + +func (m *MapChunkStore) SubscribePull(ctx context.Context, bin uint8, since, until *chunk.Descriptor) (c <-chan chunk.Descriptor, stop func()) { + return nil, nil +} + func (m *MapChunkStore) Close() error { return nil } diff --git a/swarm/storage/localstore/subscription_pull.go b/swarm/storage/localstore/subscription_pull.go index 0b96102e35..64e1cda9db 100644 --- a/swarm/storage/localstore/subscription_pull.go +++ b/swarm/storage/localstore/subscription_pull.go @@ -20,7 +20,6 @@ import ( "bytes" "context" "errors" - "fmt" "sync" "github.com/ethereum/go-ethereum/log" @@ -37,8 +36,8 @@ import ( // function will terminate current and further iterations without errors, and also close the returned channel. // Make sure that you check the second returned parameter from the channel to stop iteration when its value // is false. -func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *ChunkDescriptor) (c <-chan ChunkDescriptor, stop func()) { - chunkDescriptors := make(chan ChunkDescriptor) +func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *chunk.Descriptor) (c <-chan chunk.Descriptor, stop func()) { + chunkDescriptors := make(chan chunk.Descriptor) trigger := make(chan struct{}, 1) db.pullTriggersMu.Lock() @@ -59,7 +58,7 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *ChunkD var errStopSubscription = errors.New("stop subscription") go func() { - // close the returned ChunkDescriptor channel at the end to + // close the returned chunk.Descriptor channel at the end to // signal that the subscription is done defer close(chunkDescriptors) // sinceItem is the Item from which the next iteration @@ -80,7 +79,7 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *ChunkD // - context is done err := db.pullIndex.Iterate(func(item shed.Item) (stop bool, err error) { select { - case chunkDescriptors <- ChunkDescriptor{ + case chunkDescriptors <- chunk.Descriptor{ Address: item.Address, StoreTimestamp: item.StoreTimestamp, }: @@ -159,10 +158,10 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *ChunkD return chunkDescriptors, stop } -// LastPullSubscriptionChunk returns ChunkDescriptor of the latest Chunk +// LastPullSubscriptionChunk returns chunk.Descriptor of the latest Chunk // in pull syncing index for a provided bin. If there are no chunks in // that bin, chunk.ErrChunkNotFound is returned. -func (db *DB) LastPullSubscriptionChunk(bin uint8) (c *ChunkDescriptor, err error) { +func (db *DB) LastPullSubscriptionChunk(bin uint8) (c *chunk.Descriptor, err error) { item, err := db.pullIndex.Last([]byte{bin}) if err != nil { if err == leveldb.ErrNotFound { @@ -170,26 +169,12 @@ func (db *DB) LastPullSubscriptionChunk(bin uint8) (c *ChunkDescriptor, err erro } return nil, err } - return &ChunkDescriptor{ + return &chunk.Descriptor{ Address: item.Address, StoreTimestamp: item.StoreTimestamp, }, nil } -// ChunkDescriptor holds information required for Pull syncing. This struct -// is provided by subscribing to pull index. -type ChunkDescriptor struct { - Address chunk.Address - StoreTimestamp int64 -} - -func (c *ChunkDescriptor) String() string { - if c == nil { - return "none" - } - return fmt.Sprintf("%s stored at %v", c.Address.Hex(), c.StoreTimestamp) -} - // triggerPullSubscriptions is used internally for starting iterations // on Pull subscriptions for a particular bin. When new item with address // that is in particular bin for DB's baseKey is added to pull index diff --git a/swarm/storage/localstore/subscription_pull_test.go b/swarm/storage/localstore/subscription_pull_test.go index 4c68f41296..e4e2854325 100644 --- a/swarm/storage/localstore/subscription_pull_test.go +++ b/swarm/storage/localstore/subscription_pull_test.go @@ -150,11 +150,11 @@ func TestDB_SubscribePull_since(t *testing.T) { return lastTimestamp })() - uploadRandomChunks := func(count int, wanted bool) (last map[uint8]ChunkDescriptor) { + uploadRandomChunks := func(count int, wanted bool) (last map[uint8]chunk.Descriptor) { addrsMu.Lock() defer addrsMu.Unlock() - last = make(map[uint8]ChunkDescriptor) + last = make(map[uint8]chunk.Descriptor) for i := 0; i < count; i++ { ch := generateTestRandomChunk() @@ -177,7 +177,7 @@ func TestDB_SubscribePull_since(t *testing.T) { storeTimestamp := lastTimestamp lastTimestampMu.RUnlock() - last[bin] = ChunkDescriptor{ + last[bin] = chunk.Descriptor{ Address: ch.Address(), StoreTimestamp: storeTimestamp, } @@ -200,7 +200,7 @@ func TestDB_SubscribePull_since(t *testing.T) { errChan := make(chan error) for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { - var since *ChunkDescriptor + var since *chunk.Descriptor if c, ok := last[bin]; ok { since = &c } @@ -241,11 +241,11 @@ func TestDB_SubscribePull_until(t *testing.T) { return lastTimestamp })() - uploadRandomChunks := func(count int, wanted bool) (last map[uint8]ChunkDescriptor) { + uploadRandomChunks := func(count int, wanted bool) (last map[uint8]chunk.Descriptor) { addrsMu.Lock() defer addrsMu.Unlock() - last = make(map[uint8]ChunkDescriptor) + last = make(map[uint8]chunk.Descriptor) for i := 0; i < count; i++ { ch := generateTestRandomChunk() @@ -268,7 +268,7 @@ func TestDB_SubscribePull_until(t *testing.T) { storeTimestamp := lastTimestamp lastTimestampMu.RUnlock() - last[bin] = ChunkDescriptor{ + last[bin] = chunk.Descriptor{ Address: ch.Address(), StoreTimestamp: storeTimestamp, } @@ -331,11 +331,11 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { return lastTimestamp })() - uploadRandomChunks := func(count int, wanted bool) (last map[uint8]ChunkDescriptor) { + uploadRandomChunks := func(count int, wanted bool) (last map[uint8]chunk.Descriptor) { addrsMu.Lock() defer addrsMu.Unlock() - last = make(map[uint8]ChunkDescriptor) + last = make(map[uint8]chunk.Descriptor) for i := 0; i < count; i++ { ch := generateTestRandomChunk() @@ -358,7 +358,7 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { storeTimestamp := lastTimestamp lastTimestampMu.RUnlock() - last[bin] = ChunkDescriptor{ + last[bin] = chunk.Descriptor{ Address: ch.Address(), StoreTimestamp: storeTimestamp, } @@ -387,7 +387,7 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { errChan := make(chan error) for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { - var since *ChunkDescriptor + var since *chunk.Descriptor if c, ok := upload1[bin]; ok { since = &c } @@ -434,10 +434,10 @@ func uploadRandomChunksBin(t *testing.T, db *DB, uploader *Putter, addrs map[uin } } -// readPullSubscriptionBin is a helper function that reads all ChunkDescriptors from a channel and -// sends error to errChan, even if it is nil, to count the number of ChunkDescriptors +// readPullSubscriptionBin is a helper function that reads all chunk.Descriptors from a channel and +// sends error to errChan, even if it is nil, to count the number of chunk.Descriptors // returned by the channel. -func readPullSubscriptionBin(ctx context.Context, bin uint8, ch <-chan ChunkDescriptor, addrs map[uint8][]chunk.Address, addrsMu *sync.Mutex, errChan chan error) { +func readPullSubscriptionBin(ctx context.Context, bin uint8, ch <-chan chunk.Descriptor, addrs map[uint8][]chunk.Address, addrsMu *sync.Mutex, errChan chan error) { var i int // address index for { select { @@ -506,7 +506,7 @@ func TestDB_LastPullSubscriptionChunk(t *testing.T) { return lastTimestamp })() - last := make(map[uint8]ChunkDescriptor) + last := make(map[uint8]chunk.Descriptor) // do a few rounds of uploads and check if // last pull subscription chunk is correct @@ -532,7 +532,7 @@ func TestDB_LastPullSubscriptionChunk(t *testing.T) { storeTimestamp := lastTimestamp lastTimestampMu.RUnlock() - last[bin] = ChunkDescriptor{ + last[bin] = chunk.Descriptor{ Address: ch.Address(), StoreTimestamp: storeTimestamp, } diff --git a/swarm/storage/types.go b/swarm/storage/types.go index fe510305fa..a955191891 100644 --- a/swarm/storage/types.go +++ b/swarm/storage/types.go @@ -211,8 +211,6 @@ func (v *ContentAddressValidator) Validate(ch Chunk) bool { type ChunkStore = chunk.Store -type SyncChunkStore = chunk.SyncStore - // FakeChunkStore doesn't store anything, just implements the ChunkStore interface // It can be used to inject into a hasherStore if you don't want to actually store data just do the // hashing @@ -234,6 +232,18 @@ func (f *FakeChunkStore) Get(_ context.Context, _ chunk.ModeGet, ref Address) (C panic("FakeChunkStore doesn't support Get") } +func (f *FakeChunkStore) Set(ctx context.Context, mode chunk.ModeSet, addr chunk.Address) (err error) { + return nil +} + +func (f *FakeChunkStore) LastPullSubscriptionChunk(bin uint8) (c *chunk.Descriptor, err error) { + return nil, nil +} + +func (f *FakeChunkStore) SubscribePull(ctx context.Context, bin uint8, since, until *chunk.Descriptor) (c <-chan chunk.Descriptor, stop func()) { + return nil, nil +} + // Close doesn't store anything it is just here to implement ChunkStore func (f *FakeChunkStore) Close() error { return nil From 5d7f16935ae2a58586b80db0a80a9911a8a5787b Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 5 Mar 2019 16:24:26 +0100 Subject: [PATCH 07/38] swarm/storage/feed: fix TestValidatorInStore --- swarm/storage/feed/handler_test.go | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/swarm/storage/feed/handler_test.go b/swarm/storage/feed/handler_test.go index 2f8a524535..e8b6c9f916 100644 --- a/swarm/storage/feed/handler_test.go +++ b/swarm/storage/feed/handler_test.go @@ -31,6 +31,7 @@ import ( "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/storage" "github.com/ethereum/go-ethereum/swarm/storage/feed/lookup" + "github.com/ethereum/go-ethereum/swarm/storage/localstore" ) var ( @@ -400,9 +401,7 @@ func TestValidatorInStore(t *testing.T) { } defer os.RemoveAll(datadir) - handlerParams := storage.NewDefaultLocalStoreParams() - handlerParams.Init(datadir) - store, err := storage.NewLocalStore(handlerParams, nil) + localstore, err := localstore.New(datadir, make([]byte, 32), nil) if err != nil { t.Fatal(err) } @@ -410,7 +409,7 @@ func TestValidatorInStore(t *testing.T) { // set up Swarm feeds handler and add is as a validator to the localstore fhParams := &HandlerParams{} fh := NewHandler(fhParams) - store.Validators = append(store.Validators, fh) + store := chunk.NewValidatorStore(localstore, fh) // create content addressed chunks, one good, one faulty chunks := storage.GenerateRandomChunks(chunk.DefaultSize, 2) @@ -447,15 +446,15 @@ func TestValidatorInStore(t *testing.T) { } // put the chunks in the store and check their error status - err = store.Put(context.Background(), goodChunk) + err = store.Put(context.Background(), chunk.ModePutUpload, goodChunk) if err == nil { t.Fatal("expected error on good content address chunk with feed update validator only, but got nil") } - err = store.Put(context.Background(), badChunk) + err = store.Put(context.Background(), chunk.ModePutUpload, badChunk) if err == nil { t.Fatal("expected error on bad content address chunk with feed update validator only, but got nil") } - err = store.Put(context.Background(), uglyChunk) + err = store.Put(context.Background(), chunk.ModePutUpload, uglyChunk) if err != nil { t.Fatalf("expected no error on feed update chunk with feed update validator only, but got: %s", err) } From f0a8d3a192612f39b2286acda54c851187590728 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 5 Mar 2019 16:26:43 +0100 Subject: [PATCH 08/38] swarm: rename ModeGetFeedLookup to ModeGetLookup --- swarm/chunk/chunk.go | 4 ++-- swarm/storage/feed/handler.go | 2 +- swarm/storage/localstore/mode_get.go | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/swarm/chunk/chunk.go b/swarm/chunk/chunk.go index e730ab5b41..b2aca80224 100644 --- a/swarm/chunk/chunk.go +++ b/swarm/chunk/chunk.go @@ -118,8 +118,8 @@ const ( ModeGetRequest ModeGet = iota // ModeGetSync: when accessed for syncing or proof of custody request ModeGetSync - // ModeGetFeedLookup: when accessed to lookup a feed - ModeGetFeedLookup + // ModeGetLookup: when accessed to lookup a a chunk in feeds or other places + ModeGetLookup ) // ModePut enumerates different Putter modes. diff --git a/swarm/storage/feed/handler.go b/swarm/storage/feed/handler.go index 89f87c30c6..71209caf4f 100644 --- a/swarm/storage/feed/handler.go +++ b/swarm/storage/feed/handler.go @@ -190,7 +190,7 @@ func (h *Handler) Lookup(ctx context.Context, query *Query) (*cacheEntry, error) ctx, cancel := context.WithTimeout(ctx, defaultRetrieveTimeout) defer cancel() - ch, err := h.chunkStore.Get(ctx, chunk.ModeGetFeedLookup, id.Addr()) + ch, err := h.chunkStore.Get(ctx, chunk.ModeGetLookup, id.Addr()) if err != nil { // TODO: check for catastrophic errors other than chunk not found return nil, nil } diff --git a/swarm/storage/localstore/mode_get.go b/swarm/storage/localstore/mode_get.go index 93e0be1bcd..1cd77e44aa 100644 --- a/swarm/storage/localstore/mode_get.go +++ b/swarm/storage/localstore/mode_get.go @@ -104,7 +104,7 @@ func (db *DB) get(mode chunk.ModeGet, addr chunk.Address) (out shed.Item, err er // no updates to indexes case chunk.ModeGetSync: - case chunk.ModeGetFeedLookup: + case chunk.ModeGetLookup: default: return out, ErrInvalidMode } From 5474d302ee1f4362aeb605430a5add370493665c Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Wed, 6 Mar 2019 10:12:47 +0100 Subject: [PATCH 09/38] swarm: minor updates to chunk, storage and localstore packages --- swarm/chunk/chunk.go | 2 +- swarm/storage/localstore/export.go | 22 ++++++++++++++++------ swarm/storage/localstore/export_test.go | 3 +++ swarm/storage/types.go | 6 +++--- 4 files changed, 23 insertions(+), 10 deletions(-) diff --git a/swarm/chunk/chunk.go b/swarm/chunk/chunk.go index b2aca80224..64ca7577c4 100644 --- a/swarm/chunk/chunk.go +++ b/swarm/chunk/chunk.go @@ -29,7 +29,7 @@ type chunk struct { sdata []byte } -func NewChunk(addr Address, data []byte) *chunk { +func NewChunk(addr Address, data []byte) Chunk { return &chunk{ addr: addr, sdata: data, diff --git a/swarm/storage/localstore/export.go b/swarm/storage/localstore/export.go index f097294910..eda48ef273 100644 --- a/swarm/storage/localstore/export.go +++ b/swarm/storage/localstore/export.go @@ -28,6 +28,9 @@ import ( "github.com/ethereum/go-ethereum/swarm/shed" ) +// Export writes a tar structured data to the writer of +// all chunks in the retrieval data index. It returns the +// number of chunks exported. func (db *DB) Export(w io.Writer) (count int64, err error) { tw := tar.NewWriter(w) defer tw.Close() @@ -51,6 +54,9 @@ func (db *DB) Export(w io.Writer) (count int64, err error) { return count, err } +// Import reads a tar structured data from the reader and +// stores chunks in the database. It returns the number of +// chunks imported. func (db *DB) Import(r io.Reader) (count int64, err error) { tr := tar.NewReader(r) @@ -62,16 +68,17 @@ func (db *DB) Import(r io.Reader) (count int64, err error) { go func() { for { hdr, err := tr.Next() - if err == io.EOF { - break - } else if err != nil { + if err != nil { + if err == io.EOF { + break + } select { case errC <- err: case <-ctx.Done(): } } - if len(hdr.Name) != 64 && len(hdr.Name) != 128 { + if len(hdr.Name) != 64 { log.Warn("ignoring non-chunk file", "name", hdr.Name) continue } @@ -101,11 +108,14 @@ func (db *DB) Import(r io.Reader) (count int64, err error) { count++ } - countC <- count + select { + case countC <- count: + case <-ctx.Done(): + } }() // wait for all chunks to be stored - i := int64(0) + var i int64 var total int64 for { select { diff --git a/swarm/storage/localstore/export_test.go b/swarm/storage/localstore/export_test.go index d2c653b723..460db9fae1 100644 --- a/swarm/storage/localstore/export_test.go +++ b/swarm/storage/localstore/export_test.go @@ -23,6 +23,9 @@ import ( "github.com/ethereum/go-ethereum/swarm/chunk" ) +// TestExportImport constructs two databases, one to put and export +// chunks and another one to import and validate that all chunks are +// imported. func TestExportImport(t *testing.T) { db1, cleanup1 := newTestDB(t, nil) defer cleanup1() diff --git a/swarm/storage/types.go b/swarm/storage/types.go index a955191891..2596c8a8fd 100644 --- a/swarm/storage/types.go +++ b/swarm/storage/types.go @@ -233,15 +233,15 @@ func (f *FakeChunkStore) Get(_ context.Context, _ chunk.ModeGet, ref Address) (C } func (f *FakeChunkStore) Set(ctx context.Context, mode chunk.ModeSet, addr chunk.Address) (err error) { - return nil + panic("FakeChunkStore doesn't support Set") } func (f *FakeChunkStore) LastPullSubscriptionChunk(bin uint8) (c *chunk.Descriptor, err error) { - return nil, nil + panic("FakeChunkStore doesn't support LastPullSubscriptionChunk") } func (f *FakeChunkStore) SubscribePull(ctx context.Context, bin uint8, since, until *chunk.Descriptor) (c <-chan chunk.Descriptor, stop func()) { - return nil, nil + panic("FakeChunkStore doesn't support SubscribePull") } // Close doesn't store anything it is just here to implement ChunkStore From 83b64ceae3e08390081468b6635511b249811f6b Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 12 Mar 2019 09:28:35 +0100 Subject: [PATCH 10/38] swarm/shed: add vector uint64 field --- swarm/shed/vector_uint64.go | 146 +++++++++++++++ swarm/shed/vector_uint64_test.go | 312 +++++++++++++++++++++++++++++++ 2 files changed, 458 insertions(+) create mode 100644 swarm/shed/vector_uint64.go create mode 100644 swarm/shed/vector_uint64_test.go diff --git a/swarm/shed/vector_uint64.go b/swarm/shed/vector_uint64.go new file mode 100644 index 0000000000..2f8a0246bc --- /dev/null +++ b/swarm/shed/vector_uint64.go @@ -0,0 +1,146 @@ +// Copyright 2018 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see . + +package shed + +import ( + "encoding/binary" + + "github.com/syndtr/goleveldb/leveldb" +) + +// Uint64Vector provides a way to have multiple counters in the database. +// It transparently encodes uint64 type value to bytes. +type Uint64Vector struct { + db *DB + key []byte +} + +// NewUint64Vector returns a new Uint64Vector. +// It validates its name and type against the database schema. +func (db *DB) NewUint64Vector(name string) (f Uint64Vector, err error) { + key, err := db.schemaFieldKey(name, "vector-uint64") + if err != nil { + return f, err + } + return Uint64Vector{ + db: db, + key: key, + }, nil +} + +// Get retrieves a uint64 value at index i from the database. +// If the value is not found in the database a 0 value +// is returned and no error. +func (f Uint64Vector) Get(i uint64) (val uint64, err error) { + b, err := f.db.Get(f.indexKey(i)) + if err != nil { + if err == leveldb.ErrNotFound { + return 0, nil + } + return 0, err + } + return binary.BigEndian.Uint64(b), nil +} + +// Put encodes uin64 value and stores it in the database. +func (f Uint64Vector) Put(i, val uint64) (err error) { + return f.db.Put(f.indexKey(i), encodeUint64(val)) +} + +// PutInBatch stores a uint64 value at index i in a batch +// that can be saved later in the database. +func (f Uint64Vector) PutInBatch(batch *leveldb.Batch, i, val uint64) { + batch.Put(f.indexKey(i), encodeUint64(val)) +} + +// Inc increments a uint64 value in the database. +// This operation is not goroutine save. +func (f Uint64Vector) Inc(i uint64) (val uint64, err error) { + val, err = f.Get(i) + if err != nil { + if err == leveldb.ErrNotFound { + val = 0 + } else { + return 0, err + } + } + val++ + return val, f.Put(i, val) +} + +// IncInBatch increments a uint64 value at index i in the batch +// by retreiving a value from the database, not the same batch. +// This operation is not goroutine save. +func (f Uint64Vector) IncInBatch(batch *leveldb.Batch, i uint64) (val uint64, err error) { + val, err = f.Get(i) + if err != nil { + if err == leveldb.ErrNotFound { + val = 0 + } else { + return 0, err + } + } + val++ + f.PutInBatch(batch, i, val) + return val, nil +} + +// Dec decrements a uint64 value at index i in the database. +// This operation is not goroutine save. +// The field is protected from overflow to a negative value. +func (f Uint64Vector) Dec(i uint64) (val uint64, err error) { + val, err = f.Get(i) + if err != nil { + if err == leveldb.ErrNotFound { + val = 0 + } else { + return 0, err + } + } + if val != 0 { + val-- + } + return val, f.Put(i, val) +} + +// DecInBatch decrements a uint64 value at index i in the batch +// by retreiving a value from the database, not the same batch. +// This operation is not goroutine save. +// The field is protected from overflow to a negative value. +func (f Uint64Vector) DecInBatch(batch *leveldb.Batch, i uint64) (val uint64, err error) { + val, err = f.Get(i) + if err != nil { + if err == leveldb.ErrNotFound { + val = 0 + } else { + return 0, err + } + } + if val != 0 { + val-- + } + f.PutInBatch(batch, i, val) + return val, nil +} + +// indexKey concatenates field prefix and vector index +// returning a unique database key for a specific vector element. +func (f Uint64Vector) indexKey(i uint64) (key []byte) { + b := make([]byte, 8) + binary.BigEndian.PutUint64(b, i) + return append(f.key, b...) +} diff --git a/swarm/shed/vector_uint64_test.go b/swarm/shed/vector_uint64_test.go new file mode 100644 index 0000000000..75aed7d1c3 --- /dev/null +++ b/swarm/shed/vector_uint64_test.go @@ -0,0 +1,312 @@ +// Copyright 2018 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see . + +package shed + +import ( + "testing" + + "github.com/syndtr/goleveldb/leveldb" +) + +// TestUint64Vector validates put and get operations +// of the Uint64Vector. +func TestUint64Vector(t *testing.T) { + db, cleanupFunc := newTestDB(t) + defer cleanupFunc() + + bins, err := db.NewUint64Vector("bins") + if err != nil { + t.Fatal(err) + } + + t.Run("get empty", func(t *testing.T) { + got, err := bins.Get(0) + if err != nil { + t.Fatal(err) + } + var want uint64 + if got != want { + t.Errorf("got uint64 %v, want %v", got, want) + } + }) + + t.Run("put", func(t *testing.T) { + for _, index := range []uint64{0, 1, 2, 5, 100} { + var want uint64 = 42 + index + err = bins.Put(index, want) + if err != nil { + t.Fatal(err) + } + got, err := bins.Get(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + + t.Run("overwrite", func(t *testing.T) { + var want uint64 = 84 + index + err = bins.Put(index, want) + if err != nil { + t.Fatal(err) + } + got, err := bins.Get(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + }) + } + }) + + t.Run("put in batch", func(t *testing.T) { + for _, index := range []uint64{0, 1, 2, 3, 5, 10} { + batch := new(leveldb.Batch) + var want uint64 = 43 + index + bins.PutInBatch(batch, index, want) + err = db.WriteBatch(batch) + if err != nil { + t.Fatal(err) + } + got, err := bins.Get(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + + t.Run("overwrite", func(t *testing.T) { + batch := new(leveldb.Batch) + var want uint64 = 85 + index + bins.PutInBatch(batch, index, want) + err = db.WriteBatch(batch) + if err != nil { + t.Fatal(err) + } + got, err := bins.Get(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + }) + } + }) +} + +// TestUint64Vector_Inc validates Inc operation +// of the Uint64Vector. +func TestUint64Vector_Inc(t *testing.T) { + db, cleanupFunc := newTestDB(t) + defer cleanupFunc() + + bins, err := db.NewUint64Vector("bins") + if err != nil { + t.Fatal(err) + } + + for _, index := range []uint64{0, 1, 2, 3, 5, 10} { + var want uint64 = 1 + got, err := bins.Inc(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + + want = 2 + got, err = bins.Inc(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + } +} + +// TestUint64Vector_IncInBatch validates IncInBatch operation +// of the Uint64Vector. +func TestUint64Vector_IncInBatch(t *testing.T) { + db, cleanupFunc := newTestDB(t) + defer cleanupFunc() + + bins, err := db.NewUint64Vector("bins") + if err != nil { + t.Fatal(err) + } + + for _, index := range []uint64{0, 1, 2, 3, 5, 10} { + batch := new(leveldb.Batch) + var want uint64 = 1 + got, err := bins.IncInBatch(batch, index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + err = db.WriteBatch(batch) + if err != nil { + t.Fatal(err) + } + got, err = bins.Get(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + + batch2 := new(leveldb.Batch) + want = 2 + got, err = bins.IncInBatch(batch2, index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + err = db.WriteBatch(batch2) + if err != nil { + t.Fatal(err) + } + got, err = bins.Get(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + } +} + +// TestUint64Vector_Dec validates Dec operation +// of the Uint64Vector. +func TestUint64Vector_Dec(t *testing.T) { + db, cleanupFunc := newTestDB(t) + defer cleanupFunc() + + bins, err := db.NewUint64Vector("bins") + if err != nil { + t.Fatal(err) + } + + for _, index := range []uint64{0, 1, 2, 3, 5, 10} { + // test overflow protection + var want uint64 + got, err := bins.Dec(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + + want = 32 + index + err = bins.Put(index, want) + if err != nil { + t.Fatal(err) + } + + want = 31 + index + got, err = bins.Dec(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + } +} + +// TestUint64Vector_DecInBatch validates DecInBatch operation +// of the Uint64Vector. +func TestUint64Vector_DecInBatch(t *testing.T) { + db, cleanupFunc := newTestDB(t) + defer cleanupFunc() + + bins, err := db.NewUint64Vector("bins") + if err != nil { + t.Fatal(err) + } + + for _, index := range []uint64{0, 1, 2, 3, 5, 10} { + batch := new(leveldb.Batch) + var want uint64 + got, err := bins.DecInBatch(batch, index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + err = db.WriteBatch(batch) + if err != nil { + t.Fatal(err) + } + got, err = bins.Get(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + + batch2 := new(leveldb.Batch) + want = 42 + index + bins.PutInBatch(batch2, index, want) + err = db.WriteBatch(batch2) + if err != nil { + t.Fatal(err) + } + got, err = bins.Get(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + + batch3 := new(leveldb.Batch) + want = 41 + index + got, err = bins.DecInBatch(batch3, index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + err = db.WriteBatch(batch3) + if err != nil { + t.Fatal(err) + } + got, err = bins.Get(index) + if err != nil { + t.Fatal(err) + } + if got != want { + t.Errorf("got %v uint64 %v, want %v", index, got, want) + } + } +} From 547f30bbba2e1c5b0c84c3d2ac6b42323727d4aa Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 12 Mar 2019 10:12:25 +0100 Subject: [PATCH 11/38] cmd/swarm: fix merge issue --- cmd/swarm/config.go | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/cmd/swarm/config.go b/cmd/swarm/config.go index d132a59064..ade1d7d6f0 100644 --- a/cmd/swarm/config.go +++ b/cmd/swarm/config.go @@ -255,13 +255,8 @@ func cmdLineOverride(currentConfig *bzzapi.Config, ctx *cli.Context) *bzzapi.Con currentConfig.DbCapacity = storeCapacity } -<<<<<<< HEAD - if storeCacheCapacity := ctx.GlobalUint(SwarmStoreCacheCapacity.Name); storeCacheCapacity != 0 { - currentConfig.CacheCapacity = storeCacheCapacity -======= if ctx.GlobalIsSet(SwarmStoreCacheCapacity.Name) { - currentConfig.LocalStoreParams.CacheCapacity = ctx.GlobalUint(SwarmStoreCacheCapacity.Name) ->>>>>>> master + currentConfig.CacheCapacity = ctx.GlobalUint(SwarmStoreCacheCapacity.Name) } if ctx.GlobalIsSet(SwarmBootnodeModeFlag.Name) { From 970b30545834c459b54e0696a4a5575c3c39e1fa Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 12 Mar 2019 11:26:40 +0100 Subject: [PATCH 12/38] swarm: use BinID for pull syncing index --- swarm/chunk/chunk.go | 14 +- swarm/network/stream/common_test.go | 6 +- swarm/network/stream/syncer_test.go | 4 +- swarm/shed/index.go | 8 +- swarm/storage/common_test.go | 6 +- swarm/storage/filestore_test.go | 9 + swarm/storage/localstore/index_test.go | 6 +- swarm/storage/localstore/localstore.go | 47 +++--- swarm/storage/localstore/localstore_test.go | 16 +- swarm/storage/localstore/mode_get_test.go | 4 +- swarm/storage/localstore/mode_put.go | 15 ++ swarm/storage/localstore/mode_put_test.go | 4 +- swarm/storage/localstore/mode_set.go | 7 + swarm/storage/localstore/mode_set_test.go | 6 +- swarm/storage/localstore/subscription_pull.go | 37 ++-- .../localstore/subscription_pull_test.go | 159 +++++++++--------- swarm/storage/netstore_test.go | 4 + swarm/storage/types.go | 6 +- swarm/swarm.go | 2 +- 19 files changed, 199 insertions(+), 161 deletions(-) diff --git a/swarm/chunk/chunk.go b/swarm/chunk/chunk.go index 64ca7577c4..42b1925d62 100644 --- a/swarm/chunk/chunk.go +++ b/swarm/chunk/chunk.go @@ -151,15 +151,15 @@ const ( // Descriptor holds information required for Pull syncing. This struct // is provided by subscribing to pull index. type Descriptor struct { - Address Address - StoreTimestamp int64 + Address Address + BinID uint64 } -func (c *Descriptor) String() string { - if c == nil { +func (d *Descriptor) String() string { + if d == nil { return "none" } - return fmt.Sprintf("%s stored at %v", c.Address.Hex(), c.StoreTimestamp) + return fmt.Sprintf("%s bin id %v", d.Address.Hex(), d.BinID) } type Store interface { @@ -167,8 +167,8 @@ type Store interface { Put(ctx context.Context, mode ModePut, ch Chunk) (err error) Has(ctx context.Context, addr Address) (yes bool, err error) Set(ctx context.Context, mode ModeSet, addr Address) (err error) - LastPullSubscriptionChunk(bin uint8) (c *Descriptor, err error) - SubscribePull(ctx context.Context, bin uint8, since, until *Descriptor) (c <-chan Descriptor, stop func()) + LastPullSubscriptionBinID(bin uint8) (id uint64, err error) + SubscribePull(ctx context.Context, bin uint8, since, until *uint64) (c <-chan Descriptor, stop func()) Close() (err error) } diff --git a/swarm/network/stream/common_test.go b/swarm/network/stream/common_test.go index b75d62e010..5433f89371 100644 --- a/swarm/network/stream/common_test.go +++ b/swarm/network/stream/common_test.go @@ -235,11 +235,11 @@ func (rrs *roundRobinStore) Set(ctx context.Context, mode chunk.ModeSet, addr ch return nil } -func (rrs *roundRobinStore) LastPullSubscriptionChunk(bin uint8) (c *chunk.Descriptor, err error) { - return nil, nil +func (rrs *roundRobinStore) LastPullSubscriptionBinID(bin uint8) (id uint64, err error) { + return 0, nil } -func (rrs *roundRobinStore) SubscribePull(ctx context.Context, bin uint8, since, until *chunk.Descriptor) (c <-chan chunk.Descriptor, stop func()) { +func (rrs *roundRobinStore) SubscribePull(ctx context.Context, bin uint8, since, until *uint64) (c <-chan chunk.Descriptor, stop func()) { return nil, nil } diff --git a/swarm/network/stream/syncer_test.go b/swarm/network/stream/syncer_test.go index f99c86e23f..26bd7da8c0 100644 --- a/swarm/network/stream/syncer_test.go +++ b/swarm/network/stream/syncer_test.go @@ -168,11 +168,11 @@ func testSyncBetweenNodes(t *testing.T, nodes, chunkCount int, skipCheck bool, p return fmt.Errorf("No DB") } localStore := item.(*localstore.DB) - until, err := localStore.LastPullSubscriptionChunk(po) + until, err := localStore.LastPullSubscriptionBinID(po) if err != nil { return err } - c, _ := localStore.SubscribePull(ctx, po, nil, until) + c, _ := localStore.SubscribePull(ctx, po, nil, &until) for iterate := true; iterate; { select { case cd, ok := <-c: diff --git a/swarm/shed/index.go b/swarm/shed/index.go index 6be018d20a..38afbce4ca 100644 --- a/swarm/shed/index.go +++ b/swarm/shed/index.go @@ -40,9 +40,7 @@ type Item struct { Data []byte AccessTimestamp int64 StoreTimestamp int64 - // UseMockStore is a pointer to identify - // an unset state of the field in Join function. - UseMockStore *bool + BinID uint64 } // Merge is a helper method to construct a new @@ -61,8 +59,8 @@ func (i Item) Merge(i2 Item) (new Item) { if i.StoreTimestamp == 0 { i.StoreTimestamp = i2.StoreTimestamp } - if i.UseMockStore == nil { - i.UseMockStore = i2.UseMockStore + if i.BinID == 0 { + i.BinID = i2.BinID } return i } diff --git a/swarm/storage/common_test.go b/swarm/storage/common_test.go index 4834aebce8..e4cdb20a25 100644 --- a/swarm/storage/common_test.go +++ b/swarm/storage/common_test.go @@ -254,11 +254,11 @@ func (m *MapChunkStore) Set(ctx context.Context, mode chunk.ModeSet, addr chunk. return nil } -func (m *MapChunkStore) LastPullSubscriptionChunk(bin uint8) (c *chunk.Descriptor, err error) { - return nil, nil +func (m *MapChunkStore) LastPullSubscriptionBinID(bin uint8) (id uint64, err error) { + return 0, nil } -func (m *MapChunkStore) SubscribePull(ctx context.Context, bin uint8, since, until *chunk.Descriptor) (c <-chan chunk.Descriptor, stop func()) { +func (m *MapChunkStore) SubscribePull(ctx context.Context, bin uint8, since, until *uint64) (c <-chan chunk.Descriptor, stop func()) { return nil, nil } diff --git a/swarm/storage/filestore_test.go b/swarm/storage/filestore_test.go index a99d141755..2bf8f73d60 100644 --- a/swarm/storage/filestore_test.go +++ b/swarm/storage/filestore_test.go @@ -45,6 +45,9 @@ func testFileStoreRandom(toEncrypt bool, t *testing.T) { localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ Capacity: 50000, }) + if err != nil { + t.Fatal(err) + } defer localStore.Close() fileStore := NewFileStore(localStore, NewFileStoreParams()) @@ -109,6 +112,9 @@ func testFileStoreCapacity(toEncrypt bool, t *testing.T) { localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ Capacity: 50000, }) + if err != nil { + t.Fatal(err) + } defer localStore.Close() fileStore := NewFileStore(localStore, NewFileStoreParams()) @@ -181,6 +187,9 @@ func TestGetAllReferences(t *testing.T) { localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ Capacity: 50000, }) + if err != nil { + t.Fatal(err) + } defer localStore.Close() fileStore := NewFileStore(localStore, NewFileStoreParams()) diff --git a/swarm/storage/localstore/index_test.go b/swarm/storage/localstore/index_test.go index ba7154d565..a59a8c31f7 100644 --- a/swarm/storage/localstore/index_test.go +++ b/swarm/storage/localstore/index_test.go @@ -57,7 +57,7 @@ func TestDB_pullIndex(t *testing.T) { // are sequential and that only ordering // of events matter, this information is // sufficient - storeTimestamp: now(), + binID: uint64(now()), } } @@ -70,10 +70,10 @@ func TestDB_pullIndex(t *testing.T) { if poi > poj { return false } - if chunks[i].storeTimestamp < chunks[j].storeTimestamp { + if chunks[i].binID < chunks[j].binID { return true } - if chunks[i].storeTimestamp > chunks[j].storeTimestamp { + if chunks[i].binID > chunks[j].binID { return false } return bytes.Compare(chunks[i].Address(), chunks[j].Address()) == -1 diff --git a/swarm/storage/localstore/localstore.go b/swarm/storage/localstore/localstore.go index 078737e31d..5a4a795d61 100644 --- a/swarm/storage/localstore/localstore.go +++ b/swarm/storage/localstore/localstore.go @@ -72,6 +72,8 @@ type DB struct { pullTriggers map[uint8][]chan struct{} pullTriggersMu sync.RWMutex + binIDs shed.Uint64Vector + // garbage collection index gcIndex shed.Index @@ -168,8 +170,9 @@ func New(path string, baseKey []byte, o *Options) (db *DB, err error) { ) if o.MockStore != nil { encodeValueFunc = func(fields shed.Item) (value []byte, err error) { - b := make([]byte, 8) - binary.BigEndian.PutUint64(b, uint64(fields.StoreTimestamp)) + b := make([]byte, 16) + binary.BigEndian.PutUint64(b[:8], fields.BinID) + binary.BigEndian.PutUint64(b[8:16], uint64(fields.StoreTimestamp)) err = o.MockStore.Put(fields.Address, fields.Data) if err != nil { return nil, err @@ -177,25 +180,28 @@ func New(path string, baseKey []byte, o *Options) (db *DB, err error) { return b, nil } decodeValueFunc = func(keyItem shed.Item, value []byte) (e shed.Item, err error) { - e.StoreTimestamp = int64(binary.BigEndian.Uint64(value[:8])) + e.StoreTimestamp = int64(binary.BigEndian.Uint64(value[8:16])) + e.BinID = binary.BigEndian.Uint64(value[:8]) e.Data, err = o.MockStore.Get(keyItem.Address) return e, err } } else { encodeValueFunc = func(fields shed.Item) (value []byte, err error) { - b := make([]byte, 8) - binary.BigEndian.PutUint64(b, uint64(fields.StoreTimestamp)) + b := make([]byte, 16) + binary.BigEndian.PutUint64(b[:8], fields.BinID) + binary.BigEndian.PutUint64(b[8:16], uint64(fields.StoreTimestamp)) value = append(b, fields.Data...) return value, nil } decodeValueFunc = func(keyItem shed.Item, value []byte) (e shed.Item, err error) { - e.StoreTimestamp = int64(binary.BigEndian.Uint64(value[:8])) - e.Data = value[8:] + e.StoreTimestamp = int64(binary.BigEndian.Uint64(value[8:16])) + e.BinID = binary.BigEndian.Uint64(value[:8]) + e.Data = value[16:] return e, nil } } - // Index storing actual chunk address, data and store timestamp. - db.retrievalDataIndex, err = db.shed.NewIndex("Address->StoreTimestamp|Data", shed.IndexFuncs{ + // Index storing actual chunk address, data and bin id. + db.retrievalDataIndex, err = db.shed.NewIndex("Address->StoreTimestamp|BinID|Data", shed.IndexFuncs{ EncodeKey: func(fields shed.Item) (key []byte, err error) { return fields.Address, nil }, @@ -233,33 +239,36 @@ func New(path string, baseKey []byte, o *Options) (db *DB, err error) { return nil, err } // pull index allows history and live syncing per po bin - db.pullIndex, err = db.shed.NewIndex("PO|StoredTimestamp|Hash->nil", shed.IndexFuncs{ + db.pullIndex, err = db.shed.NewIndex("PO|BinID->Hash", shed.IndexFuncs{ EncodeKey: func(fields shed.Item) (key []byte, err error) { key = make([]byte, 41) key[0] = db.po(fields.Address) - binary.BigEndian.PutUint64(key[1:9], uint64(fields.StoreTimestamp)) - copy(key[9:], fields.Address[:]) + binary.BigEndian.PutUint64(key[1:9], fields.BinID) return key, nil }, DecodeKey: func(key []byte) (e shed.Item, err error) { - e.Address = key[9:] - e.StoreTimestamp = int64(binary.BigEndian.Uint64(key[1:9])) + e.BinID = binary.BigEndian.Uint64(key[1:9]) return e, nil }, EncodeValue: func(fields shed.Item) (value []byte, err error) { - return nil, nil + return fields.Address, nil }, DecodeValue: func(keyItem shed.Item, value []byte) (e shed.Item, err error) { + e.Address = value return e, nil }, }) if err != nil { return nil, err } + db.binIDs, err = db.shed.NewUint64Vector("bin-ids") + if err != nil { + return nil, err + } // create a pull syncing triggers used by SubscribePull function db.pullTriggers = make(map[uint8][]chan struct{}) // push index contains as yet unsynced chunks - db.pushIndex, err = db.shed.NewIndex("StoredTimestamp|Hash->nil", shed.IndexFuncs{ + db.pushIndex, err = db.shed.NewIndex("StoreTimestamp|Hash->nil", shed.IndexFuncs{ EncodeKey: func(fields shed.Item) (key []byte, err error) { key = make([]byte, 40) binary.BigEndian.PutUint64(key[:8], uint64(fields.StoreTimestamp)) @@ -284,17 +293,17 @@ func New(path string, baseKey []byte, o *Options) (db *DB, err error) { // create a push syncing triggers used by SubscribePush function db.pushTriggers = make([]chan struct{}, 0) // gc index for removable chunk ordered by ascending last access time - db.gcIndex, err = db.shed.NewIndex("AccessTimestamp|StoredTimestamp|Hash->nil", shed.IndexFuncs{ + db.gcIndex, err = db.shed.NewIndex("AccessTimestamp|BinID|Hash->nil", shed.IndexFuncs{ EncodeKey: func(fields shed.Item) (key []byte, err error) { b := make([]byte, 16, 16+len(fields.Address)) binary.BigEndian.PutUint64(b[:8], uint64(fields.AccessTimestamp)) - binary.BigEndian.PutUint64(b[8:16], uint64(fields.StoreTimestamp)) + binary.BigEndian.PutUint64(b[8:16], fields.BinID) key = append(b, fields.Address...) return key, nil }, DecodeKey: func(key []byte) (e shed.Item, err error) { e.AccessTimestamp = int64(binary.BigEndian.Uint64(key[:8])) - e.StoreTimestamp = int64(binary.BigEndian.Uint64(key[8:16])) + e.BinID = binary.BigEndian.Uint64(key[8:16]) e.Address = key[16:] return e, nil }, diff --git a/swarm/storage/localstore/localstore_test.go b/swarm/storage/localstore/localstore_test.go index 21ec4f280f..7a083c4486 100644 --- a/swarm/storage/localstore/localstore_test.go +++ b/swarm/storage/localstore/localstore_test.go @@ -257,17 +257,17 @@ func newRetrieveIndexesTestWithAccess(db *DB, chunk chunk.Chunk, storeTimestamp, // newPullIndexTest returns a test function that validates if the right // chunk values are in the pull index. -func newPullIndexTest(db *DB, chunk chunk.Chunk, storeTimestamp int64, wantError error) func(t *testing.T) { +func newPullIndexTest(db *DB, chunk chunk.Chunk, binID uint64, wantError error) func(t *testing.T) { return func(t *testing.T) { item, err := db.pullIndex.Get(shed.Item{ - Address: chunk.Address(), - StoreTimestamp: storeTimestamp, + Address: chunk.Address(), + BinID: binID, }) if err != wantError { t.Errorf("got error %v, want %v", err, wantError) } if err == nil { - validateItem(t, item, chunk.Address(), nil, storeTimestamp, 0) + validateItem(t, item, chunk.Address(), nil, 0, 0) } } } @@ -291,17 +291,17 @@ func newPushIndexTest(db *DB, chunk chunk.Chunk, storeTimestamp int64, wantError // newGCIndexTest returns a test function that validates if the right // chunk values are in the push index. -func newGCIndexTest(db *DB, chunk chunk.Chunk, storeTimestamp, accessTimestamp int64) func(t *testing.T) { +func newGCIndexTest(db *DB, chunk chunk.Chunk, storeTimestamp, accessTimestamp int64, binID uint64) func(t *testing.T) { return func(t *testing.T) { item, err := db.gcIndex.Get(shed.Item{ Address: chunk.Address(), - StoreTimestamp: storeTimestamp, + BinID: binID, AccessTimestamp: accessTimestamp, }) if err != nil { t.Fatal(err) } - validateItem(t, item, chunk.Address(), nil, storeTimestamp, accessTimestamp) + validateItem(t, item, chunk.Address(), nil, 0, accessTimestamp) } } @@ -349,7 +349,7 @@ func newIndexGCSizeTest(db *DB) func(t *testing.T) { // in database. It is used for index values validations. type testIndexChunk struct { chunk.Chunk - storeTimestamp int64 + binID uint64 } // testItemsOrder tests the order of chunks in the index. If sortFunc is not nil, diff --git a/swarm/storage/localstore/mode_get_test.go b/swarm/storage/localstore/mode_get_test.go index 71ae579b01..f08405831e 100644 --- a/swarm/storage/localstore/mode_get_test.go +++ b/swarm/storage/localstore/mode_get_test.go @@ -100,7 +100,7 @@ func TestModeGetRequest(t *testing.T) { t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, ch, uploadTimestamp, uploadTimestamp)) - t.Run("gc index", newGCIndexTest(db, ch, uploadTimestamp, uploadTimestamp)) + t.Run("gc index", newGCIndexTest(db, ch, uploadTimestamp, uploadTimestamp, 1)) t.Run("gc index count", newItemsCountTest(db.gcIndex, 1)) @@ -130,7 +130,7 @@ func TestModeGetRequest(t *testing.T) { t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, ch, uploadTimestamp, accessTimestamp)) - t.Run("gc index", newGCIndexTest(db, ch, uploadTimestamp, accessTimestamp)) + t.Run("gc index", newGCIndexTest(db, ch, uploadTimestamp, accessTimestamp, 1)) t.Run("gc index count", newItemsCountTest(db.gcIndex, 1)) diff --git a/swarm/storage/localstore/mode_put.go b/swarm/storage/localstore/mode_put.go index b4950ec04d..ecad86dac9 100644 --- a/swarm/storage/localstore/mode_put.go +++ b/swarm/storage/localstore/mode_put.go @@ -87,6 +87,7 @@ func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { switch err { case nil: item.StoreTimestamp = i.StoreTimestamp + item.BinID = i.BinID case leveldb.ErrNotFound: // no chunk accesses default: @@ -100,6 +101,12 @@ func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { if item.StoreTimestamp == 0 { item.StoreTimestamp = now() } + if item.BinID == 0 { + item.BinID, err = db.binIDs.IncInBatch(batch, uint64(db.po(item.Address))) + if err != nil { + return err + } + } // update access timestamp item.AccessTimestamp = now() // update retrieve access index @@ -114,6 +121,10 @@ func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { // put to indexes: retrieve, push, pull item.StoreTimestamp = now() + item.BinID, err = db.binIDs.IncInBatch(batch, uint64(db.po(item.Address))) + if err != nil { + return err + } db.retrievalDataIndex.PutInBatch(batch, item) db.pullIndex.PutInBatch(batch, item) triggerPullFeed = true @@ -124,6 +135,10 @@ func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { // put to indexes: retrieve, pull item.StoreTimestamp = now() + item.BinID, err = db.binIDs.IncInBatch(batch, uint64(db.po(item.Address))) + if err != nil { + return err + } db.retrievalDataIndex.PutInBatch(batch, item) db.pullIndex.PutInBatch(batch, item) triggerPullFeed = true diff --git a/swarm/storage/localstore/mode_put_test.go b/swarm/storage/localstore/mode_put_test.go index ccfafc27ec..3acc9150a8 100644 --- a/swarm/storage/localstore/mode_put_test.go +++ b/swarm/storage/localstore/mode_put_test.go @@ -96,7 +96,7 @@ func TestModePutSync(t *testing.T) { t.Run("retrieve indexes", newRetrieveIndexesTest(db, ch, wantTimestamp, 0)) - t.Run("pull index", newPullIndexTest(db, ch, wantTimestamp, nil)) + t.Run("pull index", newPullIndexTest(db, ch, 1, nil)) } // TestModePutUpload validates ModePutUpload index values on the provided DB. @@ -118,7 +118,7 @@ func TestModePutUpload(t *testing.T) { t.Run("retrieve indexes", newRetrieveIndexesTest(db, ch, wantTimestamp, 0)) - t.Run("pull index", newPullIndexTest(db, ch, wantTimestamp, nil)) + t.Run("pull index", newPullIndexTest(db, ch, 1, nil)) t.Run("push index", newPushIndexTest(db, ch, wantTimestamp, nil)) } diff --git a/swarm/storage/localstore/mode_set.go b/swarm/storage/localstore/mode_set.go index 9526e4266d..5cb95e0670 100644 --- a/swarm/storage/localstore/mode_set.go +++ b/swarm/storage/localstore/mode_set.go @@ -79,9 +79,14 @@ func (db *DB) set(mode chunk.ModeSet, addr chunk.Address) (err error) { switch err { case nil: item.StoreTimestamp = i.StoreTimestamp + item.BinID = i.BinID case leveldb.ErrNotFound: db.pushIndex.DeleteInBatch(batch, item) item.StoreTimestamp = now() + item.BinID, err = db.binIDs.Inc(uint64(db.po(item.Address))) + if err != nil { + return err + } default: return err } @@ -123,6 +128,7 @@ func (db *DB) set(mode chunk.ModeSet, addr chunk.Address) (err error) { return err } item.StoreTimestamp = i.StoreTimestamp + item.BinID = i.BinID i, err = db.retrievalAccessIndex.Get(item) switch err { @@ -161,6 +167,7 @@ func (db *DB) set(mode chunk.ModeSet, addr chunk.Address) (err error) { return err } item.StoreTimestamp = i.StoreTimestamp + item.BinID = i.BinID db.retrievalDataIndex.DeleteInBatch(batch, item) db.retrievalAccessIndex.DeleteInBatch(batch, item) diff --git a/swarm/storage/localstore/mode_set_test.go b/swarm/storage/localstore/mode_set_test.go index 15f6ca8fb9..ff1c7aba3d 100644 --- a/swarm/storage/localstore/mode_set_test.go +++ b/swarm/storage/localstore/mode_set_test.go @@ -41,11 +41,11 @@ func TestModeSetAccess(t *testing.T) { t.Fatal(err) } - t.Run("pull index", newPullIndexTest(db, ch, wantTimestamp, nil)) + t.Run("pull index", newPullIndexTest(db, ch, 1, nil)) t.Run("pull index count", newItemsCountTest(db.pullIndex, 1)) - t.Run("gc index", newGCIndexTest(db, ch, wantTimestamp, wantTimestamp)) + t.Run("gc index", newGCIndexTest(db, ch, wantTimestamp, wantTimestamp, 1)) t.Run("gc index count", newItemsCountTest(db.gcIndex, 1)) @@ -78,7 +78,7 @@ func TestModeSetSync(t *testing.T) { t.Run("push index", newPushIndexTest(db, ch, wantTimestamp, leveldb.ErrNotFound)) - t.Run("gc index", newGCIndexTest(db, ch, wantTimestamp, wantTimestamp)) + t.Run("gc index", newGCIndexTest(db, ch, wantTimestamp, wantTimestamp, 1)) t.Run("gc index count", newItemsCountTest(db.gcIndex, 1)) diff --git a/swarm/storage/localstore/subscription_pull.go b/swarm/storage/localstore/subscription_pull.go index 64e1cda9db..9501af1ee6 100644 --- a/swarm/storage/localstore/subscription_pull.go +++ b/swarm/storage/localstore/subscription_pull.go @@ -17,7 +17,6 @@ package localstore import ( - "bytes" "context" "errors" "sync" @@ -36,7 +35,7 @@ import ( // function will terminate current and further iterations without errors, and also close the returned channel. // Make sure that you check the second returned parameter from the channel to stop iteration when its value // is false. -func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *chunk.Descriptor) (c <-chan chunk.Descriptor, stop func()) { +func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *uint64) (c <-chan chunk.Descriptor, stop func()) { chunkDescriptors := make(chan chunk.Descriptor) trigger := make(chan struct{}, 1) @@ -66,8 +65,8 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *chunk. var sinceItem *shed.Item if since != nil { sinceItem = &shed.Item{ - Address: since.Address, - StoreTimestamp: since.StoreTimestamp, + Address: db.addressInBin(bin), + BinID: *since, } } for { @@ -80,14 +79,12 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *chunk. err := db.pullIndex.Iterate(func(item shed.Item) (stop bool, err error) { select { case chunkDescriptors <- chunk.Descriptor{ - Address: item.Address, - StoreTimestamp: item.StoreTimestamp, + Address: item.Address, + BinID: item.BinID, }: // until chunk descriptor is sent // break the iteration - if until != nil && - (item.StoreTimestamp >= until.StoreTimestamp || - bytes.Equal(item.Address, until.Address)) { + if until != nil && item.BinID >= *until { return true, errStopSubscription } // set next iteration start item @@ -158,21 +155,18 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *chunk. return chunkDescriptors, stop } -// LastPullSubscriptionChunk returns chunk.Descriptor of the latest Chunk +// LastPullSubscriptionBinID returns chunk.Descriptor of the latest Chunk // in pull syncing index for a provided bin. If there are no chunks in // that bin, chunk.ErrChunkNotFound is returned. -func (db *DB) LastPullSubscriptionChunk(bin uint8) (c *chunk.Descriptor, err error) { +func (db *DB) LastPullSubscriptionBinID(bin uint8) (id uint64, err error) { item, err := db.pullIndex.Last([]byte{bin}) if err != nil { if err == leveldb.ErrNotFound { - return nil, chunk.ErrChunkNotFound + return 0, chunk.ErrChunkNotFound } - return nil, err + return 0, err } - return &chunk.Descriptor{ - Address: item.Address, - StoreTimestamp: item.StoreTimestamp, - }, nil + return item.BinID, nil } // triggerPullSubscriptions is used internally for starting iterations @@ -194,3 +188,12 @@ func (db *DB) triggerPullSubscriptions(bin uint8) { } } } + +// addressInBin returns an address that is in a specific +// proximity order bin from database base key. +func (db *DB) addressInBin(bin uint8) (addr chunk.Address) { + addr = append([]byte(nil), db.baseKey...) + b := bin / 8 + addr[b] = addr[b] ^ (1 << (7 - bin%8)) + return addr +} diff --git a/swarm/storage/localstore/subscription_pull_test.go b/swarm/storage/localstore/subscription_pull_test.go index e4e2854325..e46e7c36e6 100644 --- a/swarm/storage/localstore/subscription_pull_test.go +++ b/swarm/storage/localstore/subscription_pull_test.go @@ -25,6 +25,7 @@ import ( "time" "github.com/ethereum/go-ethereum/swarm/chunk" + "github.com/ethereum/go-ethereum/swarm/shed" ) // TestDB_SubscribePull uploads some chunks before and after @@ -58,7 +59,7 @@ func TestDB_SubscribePull(t *testing.T) { defer stop() // receive and validate addresses from the subscription - go readPullSubscriptionBin(ctx, bin, ch, addrs, &addrsMu, errChan) + go readPullSubscriptionBin(ctx, db, bin, ch, addrs, &addrsMu, errChan) } // upload some chunks just after subscribe @@ -110,7 +111,7 @@ func TestDB_SubscribePull_multiple(t *testing.T) { defer stop() // receive and validate addresses from the subscription - go readPullSubscriptionBin(ctx, bin, ch, addrs, &addrsMu, errChan) + go readPullSubscriptionBin(ctx, db, bin, ch, addrs, &addrsMu, errChan) } } @@ -141,20 +142,14 @@ func TestDB_SubscribePull_since(t *testing.T) { var addrsMu sync.Mutex var wantedChunksCount int - lastTimestamp := time.Now().UTC().UnixNano() - var lastTimestampMu sync.RWMutex - defer setNow(func() (t int64) { - lastTimestampMu.Lock() - defer lastTimestampMu.Unlock() - lastTimestamp++ - return lastTimestamp - })() + binIDCounter := make(map[uint8]uint64) + var binIDCounterMu sync.RWMutex - uploadRandomChunks := func(count int, wanted bool) (last map[uint8]chunk.Descriptor) { + uploadRandomChunks := func(count int, wanted bool) (last map[uint8]uint64) { addrsMu.Lock() defer addrsMu.Unlock() - last = make(map[uint8]chunk.Descriptor) + last = make(map[uint8]uint64) for i := 0; i < count; i++ { ch := generateTestRandomChunk() @@ -173,14 +168,11 @@ func TestDB_SubscribePull_since(t *testing.T) { wantedChunksCount++ } - lastTimestampMu.RLock() - storeTimestamp := lastTimestamp - lastTimestampMu.RUnlock() + binIDCounterMu.RLock() + binIDCounter[bin]++ + binIDCounterMu.RUnlock() - last[bin] = chunk.Descriptor{ - Address: ch.Address(), - StoreTimestamp: storeTimestamp, - } + last[bin] = binIDCounter[bin] } return last } @@ -200,7 +192,7 @@ func TestDB_SubscribePull_since(t *testing.T) { errChan := make(chan error) for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { - var since *chunk.Descriptor + var since *uint64 if c, ok := last[bin]; ok { since = &c } @@ -208,7 +200,7 @@ func TestDB_SubscribePull_since(t *testing.T) { defer stop() // receive and validate addresses from the subscription - go readPullSubscriptionBin(ctx, bin, ch, addrs, &addrsMu, errChan) + go readPullSubscriptionBin(ctx, db, bin, ch, addrs, &addrsMu, errChan) } @@ -232,20 +224,14 @@ func TestDB_SubscribePull_until(t *testing.T) { var addrsMu sync.Mutex var wantedChunksCount int - lastTimestamp := time.Now().UTC().UnixNano() - var lastTimestampMu sync.RWMutex - defer setNow(func() (t int64) { - lastTimestampMu.Lock() - defer lastTimestampMu.Unlock() - lastTimestamp++ - return lastTimestamp - })() + binIDCounter := make(map[uint8]uint64) + var binIDCounterMu sync.RWMutex - uploadRandomChunks := func(count int, wanted bool) (last map[uint8]chunk.Descriptor) { + uploadRandomChunks := func(count int, wanted bool) (last map[uint8]uint64) { addrsMu.Lock() defer addrsMu.Unlock() - last = make(map[uint8]chunk.Descriptor) + last = make(map[uint8]uint64) for i := 0; i < count; i++ { ch := generateTestRandomChunk() @@ -264,14 +250,11 @@ func TestDB_SubscribePull_until(t *testing.T) { wantedChunksCount++ } - lastTimestampMu.RLock() - storeTimestamp := lastTimestamp - lastTimestampMu.RUnlock() + binIDCounterMu.RLock() + binIDCounter[bin]++ + binIDCounterMu.RUnlock() - last[bin] = chunk.Descriptor{ - Address: ch.Address(), - StoreTimestamp: storeTimestamp, - } + last[bin] = binIDCounter[bin] } return last } @@ -299,7 +282,7 @@ func TestDB_SubscribePull_until(t *testing.T) { defer stop() // receive and validate addresses from the subscription - go readPullSubscriptionBin(ctx, bin, ch, addrs, &addrsMu, errChan) + go readPullSubscriptionBin(ctx, db, bin, ch, addrs, &addrsMu, errChan) } // upload some chunks just after subscribe @@ -322,20 +305,14 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { var addrsMu sync.Mutex var wantedChunksCount int - lastTimestamp := time.Now().UTC().UnixNano() - var lastTimestampMu sync.RWMutex - defer setNow(func() (t int64) { - lastTimestampMu.Lock() - defer lastTimestampMu.Unlock() - lastTimestamp++ - return lastTimestamp - })() + binIDCounter := make(map[uint8]uint64) + var binIDCounterMu sync.RWMutex - uploadRandomChunks := func(count int, wanted bool) (last map[uint8]chunk.Descriptor) { + uploadRandomChunks := func(count int, wanted bool) (last map[uint8]uint64) { addrsMu.Lock() defer addrsMu.Unlock() - last = make(map[uint8]chunk.Descriptor) + last = make(map[uint8]uint64) for i := 0; i < count; i++ { ch := generateTestRandomChunk() @@ -354,14 +331,11 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { wantedChunksCount++ } - lastTimestampMu.RLock() - storeTimestamp := lastTimestamp - lastTimestampMu.RUnlock() + binIDCounterMu.RLock() + binIDCounter[bin]++ + binIDCounterMu.RUnlock() - last[bin] = chunk.Descriptor{ - Address: ch.Address(), - StoreTimestamp: storeTimestamp, - } + last[bin] = binIDCounter[bin] } return last } @@ -387,7 +361,7 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { errChan := make(chan error) for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { - var since *chunk.Descriptor + var since *uint64 if c, ok := upload1[bin]; ok { since = &c } @@ -401,7 +375,7 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { defer stop() // receive and validate addresses from the subscription - go readPullSubscriptionBin(ctx, bin, ch, addrs, &addrsMu, errChan) + go readPullSubscriptionBin(ctx, db, bin, ch, addrs, &addrsMu, errChan) } // upload some chunks just after subscribe @@ -437,7 +411,7 @@ func uploadRandomChunksBin(t *testing.T, db *DB, uploader *Putter, addrs map[uin // readPullSubscriptionBin is a helper function that reads all chunk.Descriptors from a channel and // sends error to errChan, even if it is nil, to count the number of chunk.Descriptors // returned by the channel. -func readPullSubscriptionBin(ctx context.Context, bin uint8, ch <-chan chunk.Descriptor, addrs map[uint8][]chunk.Address, addrsMu *sync.Mutex, errChan chan error) { +func readPullSubscriptionBin(ctx context.Context, db *DB, bin uint8, ch <-chan chunk.Descriptor, addrs map[uint8][]chunk.Address, addrsMu *sync.Mutex, errChan chan error) { var i int // address index for { select { @@ -450,9 +424,20 @@ func readPullSubscriptionBin(ctx context.Context, bin uint8, ch <-chan chunk.Des if i+1 > len(addrs[bin]) { err = fmt.Errorf("got more chunk addresses %v, then expected %v, for bin %v", i+1, len(addrs[bin]), bin) } else { - want := addrs[bin][i] - if !bytes.Equal(got.Address, want) { - err = fmt.Errorf("got chunk address %v in bin %v %s, want %s", i, bin, got.Address.Hex(), want) + addr := addrs[bin][i] + if !bytes.Equal(got.Address, addr) { + err = fmt.Errorf("got chunk bin id %v in bin %v %v, want %v", i, bin, got.Address.Hex(), addr.Hex()) + } else { + want, err := db.retrievalDataIndex.Get(shed.Item{ + Address: addr, + }) + if err != nil { + err = fmt.Errorf("got chunk (bin id %v in bin %v) from retrieval index %s: %v", i, bin, addrs[bin][i].Hex(), err) + } else { + if got.BinID != want.BinID { + err = fmt.Errorf("got chunk bin id %v in bin %v %v, want %v", i, bin, got, want) + } + } } } addrsMu.Unlock() @@ -486,10 +471,10 @@ func checkErrChan(ctx context.Context, t *testing.T, errChan chan error, wantedC } } -// TestDB_LastPullSubscriptionChunk validates that LastPullSubscriptionChunk +// TestDB_LastPullSubscriptionBinID validates that LastPullSubscriptionBinID // is returning the last chunk descriptor for proximity order bins by // doing a few rounds of chunk uploads. -func TestDB_LastPullSubscriptionChunk(t *testing.T) { +func TestDB_LastPullSubscriptionBinID(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() @@ -497,16 +482,10 @@ func TestDB_LastPullSubscriptionChunk(t *testing.T) { addrs := make(map[uint8][]chunk.Address) - lastTimestamp := time.Now().UTC().UnixNano() - var lastTimestampMu sync.RWMutex - defer setNow(func() (t int64) { - lastTimestampMu.Lock() - defer lastTimestampMu.Unlock() - lastTimestamp++ - return lastTimestamp - })() + binIDCounter := make(map[uint8]uint64) + var binIDCounterMu sync.RWMutex - last := make(map[uint8]chunk.Descriptor) + last := make(map[uint8]uint64) // do a few rounds of uploads and check if // last pull subscription chunk is correct @@ -528,26 +507,23 @@ func TestDB_LastPullSubscriptionChunk(t *testing.T) { } addrs[bin] = append(addrs[bin], ch.Address()) - lastTimestampMu.RLock() - storeTimestamp := lastTimestamp - lastTimestampMu.RUnlock() + binIDCounterMu.RLock() + binIDCounter[bin]++ + binIDCounterMu.RUnlock() - last[bin] = chunk.Descriptor{ - Address: ch.Address(), - StoreTimestamp: storeTimestamp, - } + last[bin] = binIDCounter[bin] } // check for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { want, ok := last[bin] - got, err := db.LastPullSubscriptionChunk(bin) + got, err := db.LastPullSubscriptionBinID(bin) if ok { if err != nil { t.Errorf("got unexpected error value %v", err) } - if !bytes.Equal(got.Address, want.Address) { - t.Errorf("got last address %s, want %s", got.Address.Hex(), want.Address.Hex()) + if got != want { + t.Errorf("got last bin id %v, want %v", got, want) } } else { if err != chunk.ErrChunkNotFound { @@ -557,3 +533,20 @@ func TestDB_LastPullSubscriptionChunk(t *testing.T) { } } } + +// TestAddressInBin validates that function addressInBin +// returns a valid address for every proximity order bin. +func TestAddressInBin(t *testing.T) { + db, cleanupFunc := newTestDB(t, nil) + defer cleanupFunc() + + for po := uint8(0); po < chunk.MaxPO; po++ { + addr := db.addressInBin(po) + + got := db.po(addr) + + if got != uint8(po) { + t.Errorf("got po %v, want %v", got, po) + } + } +} diff --git a/swarm/storage/netstore_test.go b/swarm/storage/netstore_test.go index 94921fb3f6..49faab18c8 100644 --- a/swarm/storage/netstore_test.go +++ b/swarm/storage/netstore_test.go @@ -88,6 +88,10 @@ func newTestNetStore(t *testing.T) (netStore *NetStore, fetcher *mockNetFetcher, localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ Capacity: 50000, }) + if err != nil { + os.RemoveAll(dir) + t.Fatal(err) + } cleanup = func() { localStore.Close() os.RemoveAll(dir) diff --git a/swarm/storage/types.go b/swarm/storage/types.go index 2596c8a8fd..f7db453de0 100644 --- a/swarm/storage/types.go +++ b/swarm/storage/types.go @@ -236,11 +236,11 @@ func (f *FakeChunkStore) Set(ctx context.Context, mode chunk.ModeSet, addr chunk panic("FakeChunkStore doesn't support Set") } -func (f *FakeChunkStore) LastPullSubscriptionChunk(bin uint8) (c *chunk.Descriptor, err error) { - panic("FakeChunkStore doesn't support LastPullSubscriptionChunk") +func (f *FakeChunkStore) LastPullSubscriptionBinID(bin uint8) (id uint64, err error) { + panic("FakeChunkStore doesn't support LastPullSubscriptionBinID") } -func (f *FakeChunkStore) SubscribePull(ctx context.Context, bin uint8, since, until *chunk.Descriptor) (c <-chan chunk.Descriptor, stop func()) { +func (f *FakeChunkStore) SubscribePull(ctx context.Context, bin uint8, since, until *uint64) (c <-chan chunk.Descriptor, stop func()) { panic("FakeChunkStore doesn't support SubscribePull") } diff --git a/swarm/swarm.go b/swarm/swarm.go index 8ffd5fe460..426865eefb 100644 --- a/swarm/swarm.go +++ b/swarm/swarm.go @@ -156,7 +156,7 @@ func NewSwarm(config *api.Config, mockStore *mock.NodeStore) (self *Swarm, err e localStore, err := localstore.New(config.ChunkDbPath, config.BaseKey, &localstore.Options{ MockStore: mockStore, - Capacity: int64(config.DbCapacity), + Capacity: config.DbCapacity, }) if err != nil { return nil, err From 5a669c6bd4260fdc3821b5b2750ff9845503bee7 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 12 Mar 2019 15:36:43 +0100 Subject: [PATCH 13/38] swarm/network, swarm/storage/localstore: SetNextBatch pull subscription --- swarm/network/stream/syncer.go | 77 ++++++++----------- swarm/network/stream/syncer_test.go | 28 +++---- swarm/storage/localstore/subscription_pull.go | 23 ++++-- 3 files changed, 63 insertions(+), 65 deletions(-) diff --git a/swarm/network/stream/syncer.go b/swarm/network/stream/syncer.go index 89ae0f5c7b..1d46f8b62c 100644 --- a/swarm/network/stream/syncer.go +++ b/swarm/network/stream/syncer.go @@ -19,11 +19,8 @@ package stream import ( "context" "strconv" - "time" "github.com/ethereum/go-ethereum/swarm/chunk" - - "github.com/ethereum/go-ethereum/metrics" "github.com/ethereum/go-ethereum/swarm/storage" ) @@ -79,57 +76,47 @@ func (s *SwarmSyncerServer) GetData(ctx context.Context, key []byte) ([]byte, er // SessionIndex returns current storage bin (po) index. func (s *SwarmSyncerServer) SessionIndex() (uint64, error) { - return 0, nil - //return s.store.BinIndex(s.po), nil + return s.store.LastPullSubscriptionBinID(s.po) } // GetBatch retrieves the next batch of hashes from the dbstore func (s *SwarmSyncerServer) SetNextBatch(from, to uint64) ([]byte, uint64, uint64, *HandoverProof, error) { - var batch []byte - //i := 0 + if to == 0 { + return nil, 0, 0, nil, nil + } + var start *uint64 + end := to + descriptors, stop := s.store.SubscribePull(context.Background(), s.po, &from, &to) + defer stop() - var ticker *time.Ticker - defer func() { - if ticker != nil { - ticker.Stop() - } - }() - var wait bool - for { - if wait { - if ticker == nil { - ticker = time.NewTicker(1000 * time.Millisecond) + var batch []byte + i := 0 + + for iterate := true; iterate; { + select { + case d, ok := <-descriptors: + if !ok { + iterate = false + break } - select { - case <-ticker.C: - case <-s.quit: - return nil, 0, 0, nil, nil + batch = append(batch, d.Address[:]...) + i++ + if start == nil { + start = &d.BinID } + end = d.BinID + if i >= BatchSize { + iterate = false + } + case <-s.quit: + iterate = false } - - metrics.GetOrRegisterCounter("syncer.setnextbatch.iterator", nil).Inc(1) - // err := s.store.Iterator(from, to, s.po, func(key storage.Address, idx uint64) bool { - // select { - // case <-s.quit: - // return false - // default: - // } - // batch = append(batch, key[:]...) - // i++ - // to = idx - // return i < BatchSize - // }) - // if err != nil { - // return nil, 0, 0, nil, err - // } - if len(batch) > 0 { - break - } - wait = true } - - //log.Trace("Swarm syncer offer batch", "po", s.po, "len", i, "from", from, "to", to, "current store count", s.store.BinIndex(s.po)) - return batch, from, to, nil, nil + if start == nil { + s := uint64(0) + start = &s + } + return batch, *start, end, nil, nil } // SwarmSyncerClient diff --git a/swarm/network/stream/syncer_test.go b/swarm/network/stream/syncer_test.go index 26bd7da8c0..f81895aead 100644 --- a/swarm/network/stream/syncer_test.go +++ b/swarm/network/stream/syncer_test.go @@ -172,18 +172,20 @@ func testSyncBetweenNodes(t *testing.T, nodes, chunkCount int, skipCheck bool, p if err != nil { return err } - c, _ := localStore.SubscribePull(ctx, po, nil, &until) - for iterate := true; iterate; { - select { - case cd, ok := <-c: - if !ok { - iterate = false + if until > 0 { + c, _ := localStore.SubscribePull(ctx, po, nil, &until) + for iterate := true; iterate; { + select { + case cd, ok := <-c: + if !ok { + iterate = false + } + hashes[i] = append(hashes[i], cd.Address) + totalHashes++ + hashCounts[i]++ + case <-ctx.Done(): + return ctx.Err() } - hashes[i] = append(hashes[i], cd.Address) - totalHashes++ - hashCounts[i]++ - case <-ctx.Done(): - return ctx.Err() } } } @@ -198,7 +200,7 @@ func testSyncBetweenNodes(t *testing.T, nodes, chunkCount int, skipCheck bool, p if !ok { return fmt.Errorf("No DB") } - db := item.(*storage.NetStore) + db := item.(chunk.Store) _, err := db.Get(ctx, chunk.ModeGetRequest, key) if err == nil { found++ @@ -210,7 +212,7 @@ func testSyncBetweenNodes(t *testing.T, nodes, chunkCount int, skipCheck bool, p if total == found && total > 0 { return nil } - return fmt.Errorf("Total not equallying found: total is %d", total) + return fmt.Errorf("Total not equallying found %v: total is %d", found, total) }) if result.Error != nil { diff --git a/swarm/storage/localstore/subscription_pull.go b/swarm/storage/localstore/subscription_pull.go index 9501af1ee6..c59f3458fa 100644 --- a/swarm/storage/localstore/subscription_pull.go +++ b/swarm/storage/localstore/subscription_pull.go @@ -19,6 +19,7 @@ package localstore import ( "context" "errors" + "fmt" "sync" "github.com/ethereum/go-ethereum/log" @@ -29,8 +30,8 @@ import ( // SubscribePull returns a channel that provides chunk addresses and stored times from pull syncing index. // Pull syncing index can be only subscribed to a particular proximity order bin. If since -// is not nil, the iteration will start from the first item stored after that timestamp. If until is not nil, -// only chunks stored up to this timestamp will be send to the channel, and the returned channel will be +// is not nil, the iteration will start from the first item stored after that id. If until is not nil, +// only chunks stored up to this id will be send to the channel, and the returned channel will be // closed. The since-until interval is open on the left and closed on the right (since,until]. Returned stop // function will terminate current and further iterations without errors, and also close the returned channel. // Make sure that you check the second returned parameter from the channel to stop iteration when its value @@ -115,7 +116,7 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *uint64 // if until is reached return } - log.Error("localstore pull subscription iteration", "bin", bin, "since", since, "until", until, "err", err) + log.Error("localstore pull subscription iteration", "bin", bin, "since", fmtUint64Ptr(since), "until", fmtUint64Ptr(until), "err", err) return } case <-stopChan: @@ -129,7 +130,7 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *uint64 case <-ctx.Done(): err := ctx.Err() if err != nil { - log.Error("localstore pull subscription", "bin", bin, "since", since, "until", until, "err", err) + log.Error("localstore pull subscription", "bin", bin, "since", fmtUint64Ptr(since), "until", fmtUint64Ptr(until), "err", err) } return } @@ -155,14 +156,14 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *uint64 return chunkDescriptors, stop } -// LastPullSubscriptionBinID returns chunk.Descriptor of the latest Chunk +// LastPullSubscriptionBinID returns chunk bin id of the latest Chunk // in pull syncing index for a provided bin. If there are no chunks in -// that bin, chunk.ErrChunkNotFound is returned. +// that bin, 0 value is returned. func (db *DB) LastPullSubscriptionBinID(bin uint8) (id uint64, err error) { item, err := db.pullIndex.Last([]byte{bin}) if err != nil { if err == leveldb.ErrNotFound { - return 0, chunk.ErrChunkNotFound + return 0, nil } return 0, err } @@ -197,3 +198,11 @@ func (db *DB) addressInBin(bin uint8) (addr chunk.Address) { addr[b] = addr[b] ^ (1 << (7 - bin%8)) return addr } + +// fmtUint64Ptr formats uint64 pointer to string. +func fmtUint64Ptr(i *uint64) string { + if i == nil { + return "" + } + return fmt.Sprint(*i) +} From 4594130d2152bba124bfba3df2c384b094374b58 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Wed, 13 Mar 2019 13:23:08 +0100 Subject: [PATCH 14/38] swarm/network/stream: fix TestSyncerSimulation --- swarm/network/stream/syncer_test.go | 1 + 1 file changed, 1 insertion(+) diff --git a/swarm/network/stream/syncer_test.go b/swarm/network/stream/syncer_test.go index f81895aead..b2a614b210 100644 --- a/swarm/network/stream/syncer_test.go +++ b/swarm/network/stream/syncer_test.go @@ -179,6 +179,7 @@ func testSyncBetweenNodes(t *testing.T, nodes, chunkCount int, skipCheck bool, p case cd, ok := <-c: if !ok { iterate = false + break } hashes[i] = append(hashes[i], cd.Address) totalHashes++ From 4af1d7aa1dceb7fc026685d9cdb79dc7dca6c016 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Wed, 13 Mar 2019 18:04:51 +0100 Subject: [PATCH 15/38] swarm: change localstore SubscribePull function signature --- swarm/chunk/chunk.go | 2 +- swarm/network/stream/common_test.go | 2 +- swarm/network/stream/syncer.go | 2 +- swarm/network/stream/syncer_test.go | 2 +- swarm/storage/common_test.go | 2 +- swarm/storage/localstore/subscription_pull.go | 23 +++++--------- .../localstore/subscription_pull_test.go | 30 +++++++------------ swarm/storage/types.go | 2 +- 8 files changed, 23 insertions(+), 42 deletions(-) diff --git a/swarm/chunk/chunk.go b/swarm/chunk/chunk.go index 42b1925d62..07df563c72 100644 --- a/swarm/chunk/chunk.go +++ b/swarm/chunk/chunk.go @@ -168,7 +168,7 @@ type Store interface { Has(ctx context.Context, addr Address) (yes bool, err error) Set(ctx context.Context, mode ModeSet, addr Address) (err error) LastPullSubscriptionBinID(bin uint8) (id uint64, err error) - SubscribePull(ctx context.Context, bin uint8, since, until *uint64) (c <-chan Descriptor, stop func()) + SubscribePull(ctx context.Context, bin uint8, since, until uint64) (c <-chan Descriptor, stop func()) Close() (err error) } diff --git a/swarm/network/stream/common_test.go b/swarm/network/stream/common_test.go index 5433f89371..d807e686c6 100644 --- a/swarm/network/stream/common_test.go +++ b/swarm/network/stream/common_test.go @@ -239,7 +239,7 @@ func (rrs *roundRobinStore) LastPullSubscriptionBinID(bin uint8) (id uint64, err return 0, nil } -func (rrs *roundRobinStore) SubscribePull(ctx context.Context, bin uint8, since, until *uint64) (c <-chan chunk.Descriptor, stop func()) { +func (rrs *roundRobinStore) SubscribePull(ctx context.Context, bin uint8, since, until uint64) (c <-chan chunk.Descriptor, stop func()) { return nil, nil } diff --git a/swarm/network/stream/syncer.go b/swarm/network/stream/syncer.go index 1d46f8b62c..bbe122c970 100644 --- a/swarm/network/stream/syncer.go +++ b/swarm/network/stream/syncer.go @@ -86,7 +86,7 @@ func (s *SwarmSyncerServer) SetNextBatch(from, to uint64) ([]byte, uint64, uint6 } var start *uint64 end := to - descriptors, stop := s.store.SubscribePull(context.Background(), s.po, &from, &to) + descriptors, stop := s.store.SubscribePull(context.Background(), s.po, from, to) defer stop() var batch []byte diff --git a/swarm/network/stream/syncer_test.go b/swarm/network/stream/syncer_test.go index b2a614b210..34d4cc9534 100644 --- a/swarm/network/stream/syncer_test.go +++ b/swarm/network/stream/syncer_test.go @@ -173,7 +173,7 @@ func testSyncBetweenNodes(t *testing.T, nodes, chunkCount int, skipCheck bool, p return err } if until > 0 { - c, _ := localStore.SubscribePull(ctx, po, nil, &until) + c, _ := localStore.SubscribePull(ctx, po, 0, until) for iterate := true; iterate; { select { case cd, ok := <-c: diff --git a/swarm/storage/common_test.go b/swarm/storage/common_test.go index e4cdb20a25..a4e7120dfa 100644 --- a/swarm/storage/common_test.go +++ b/swarm/storage/common_test.go @@ -258,7 +258,7 @@ func (m *MapChunkStore) LastPullSubscriptionBinID(bin uint8) (id uint64, err err return 0, nil } -func (m *MapChunkStore) SubscribePull(ctx context.Context, bin uint8, since, until *uint64) (c <-chan chunk.Descriptor, stop func()) { +func (m *MapChunkStore) SubscribePull(ctx context.Context, bin uint8, since, until uint64) (c <-chan chunk.Descriptor, stop func()) { return nil, nil } diff --git a/swarm/storage/localstore/subscription_pull.go b/swarm/storage/localstore/subscription_pull.go index c59f3458fa..2669965c0f 100644 --- a/swarm/storage/localstore/subscription_pull.go +++ b/swarm/storage/localstore/subscription_pull.go @@ -19,7 +19,6 @@ package localstore import ( "context" "errors" - "fmt" "sync" "github.com/ethereum/go-ethereum/log" @@ -30,13 +29,13 @@ import ( // SubscribePull returns a channel that provides chunk addresses and stored times from pull syncing index. // Pull syncing index can be only subscribed to a particular proximity order bin. If since -// is not nil, the iteration will start from the first item stored after that id. If until is not nil, +// is not 0, the iteration will start from the first item stored after that id. If until is not 0, // only chunks stored up to this id will be send to the channel, and the returned channel will be // closed. The since-until interval is open on the left and closed on the right (since,until]. Returned stop // function will terminate current and further iterations without errors, and also close the returned channel. // Make sure that you check the second returned parameter from the channel to stop iteration when its value // is false. -func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *uint64) (c <-chan chunk.Descriptor, stop func()) { +func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until uint64) (c <-chan chunk.Descriptor, stop func()) { chunkDescriptors := make(chan chunk.Descriptor) trigger := make(chan struct{}, 1) @@ -64,10 +63,10 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *uint64 // sinceItem is the Item from which the next iteration // should start. The first iteration starts from the first Item. var sinceItem *shed.Item - if since != nil { + if since > 0 { sinceItem = &shed.Item{ Address: db.addressInBin(bin), - BinID: *since, + BinID: since, } } for { @@ -85,7 +84,7 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *uint64 }: // until chunk descriptor is sent // break the iteration - if until != nil && item.BinID >= *until { + if until > 0 && item.BinID >= until { return true, errStopSubscription } // set next iteration start item @@ -116,7 +115,7 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *uint64 // if until is reached return } - log.Error("localstore pull subscription iteration", "bin", bin, "since", fmtUint64Ptr(since), "until", fmtUint64Ptr(until), "err", err) + log.Error("localstore pull subscription iteration", "bin", bin, "since", since, "until", until, "err", err) return } case <-stopChan: @@ -130,7 +129,7 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until *uint64 case <-ctx.Done(): err := ctx.Err() if err != nil { - log.Error("localstore pull subscription", "bin", bin, "since", fmtUint64Ptr(since), "until", fmtUint64Ptr(until), "err", err) + log.Error("localstore pull subscription", "bin", bin, "since", since, "until", until, "err", err) } return } @@ -198,11 +197,3 @@ func (db *DB) addressInBin(bin uint8) (addr chunk.Address) { addr[b] = addr[b] ^ (1 << (7 - bin%8)) return addr } - -// fmtUint64Ptr formats uint64 pointer to string. -func fmtUint64Ptr(i *uint64) string { - if i == nil { - return "" - } - return fmt.Sprint(*i) -} diff --git a/swarm/storage/localstore/subscription_pull_test.go b/swarm/storage/localstore/subscription_pull_test.go index e46e7c36e6..0759a5cacb 100644 --- a/swarm/storage/localstore/subscription_pull_test.go +++ b/swarm/storage/localstore/subscription_pull_test.go @@ -55,7 +55,7 @@ func TestDB_SubscribePull(t *testing.T) { errChan := make(chan error) for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { - ch, stop := db.SubscribePull(ctx, bin, nil, nil) + ch, stop := db.SubscribePull(ctx, bin, 0, 0) defer stop() // receive and validate addresses from the subscription @@ -107,7 +107,7 @@ func TestDB_SubscribePull_multiple(t *testing.T) { // that all of them will write every address error to errChan for j := 0; j < subsCount; j++ { for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { - ch, stop := db.SubscribePull(ctx, bin, nil, nil) + ch, stop := db.SubscribePull(ctx, bin, 0, 0) defer stop() // receive and validate addresses from the subscription @@ -192,11 +192,8 @@ func TestDB_SubscribePull_since(t *testing.T) { errChan := make(chan error) for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { - var since *uint64 - if c, ok := last[bin]; ok { - since = &c - } - ch, stop := db.SubscribePull(ctx, bin, since, nil) + since := last[bin] + ch, stop := db.SubscribePull(ctx, bin, since, 0) defer stop() // receive and validate addresses from the subscription @@ -278,7 +275,7 @@ func TestDB_SubscribePull_until(t *testing.T) { if !ok { continue } - ch, stop := db.SubscribePull(ctx, bin, nil, &until) + ch, stop := db.SubscribePull(ctx, bin, 0, until) defer stop() // receive and validate addresses from the subscription @@ -361,17 +358,14 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { errChan := make(chan error) for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { - var since *uint64 - if c, ok := upload1[bin]; ok { - since = &c - } + since := upload1[bin] until, ok := upload2[bin] if !ok { // no chunks un this bin uploaded in the upload2 // skip this bin from testing continue } - ch, stop := db.SubscribePull(ctx, bin, since, &until) + ch, stop := db.SubscribePull(ctx, bin, since, until) defer stop() // receive and validate addresses from the subscription @@ -522,13 +516,9 @@ func TestDB_LastPullSubscriptionBinID(t *testing.T) { if err != nil { t.Errorf("got unexpected error value %v", err) } - if got != want { - t.Errorf("got last bin id %v, want %v", got, want) - } - } else { - if err != chunk.ErrChunkNotFound { - t.Errorf("got unexpected error value %v, want %v", err, chunk.ErrChunkNotFound) - } + } + if got != want { + t.Errorf("got last bin id %v, want %v", got, want) } } } diff --git a/swarm/storage/types.go b/swarm/storage/types.go index f7db453de0..0c7b16a671 100644 --- a/swarm/storage/types.go +++ b/swarm/storage/types.go @@ -240,7 +240,7 @@ func (f *FakeChunkStore) LastPullSubscriptionBinID(bin uint8) (id uint64, err er panic("FakeChunkStore doesn't support LastPullSubscriptionBinID") } -func (f *FakeChunkStore) SubscribePull(ctx context.Context, bin uint8, since, until *uint64) (c <-chan chunk.Descriptor, stop func()) { +func (f *FakeChunkStore) SubscribePull(ctx context.Context, bin uint8, since, until uint64) (c <-chan chunk.Descriptor, stop func()) { panic("FakeChunkStore doesn't support SubscribePull") } From 4df51ee71e27dd444a1fab01365580b8717ca74e Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Thu, 14 Mar 2019 09:52:38 +0100 Subject: [PATCH 16/38] swarm/storage/localstore: fix SubscribePull comment --- swarm/storage/localstore/subscription_pull.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/swarm/storage/localstore/subscription_pull.go b/swarm/storage/localstore/subscription_pull.go index 2669965c0f..935fb8aa09 100644 --- a/swarm/storage/localstore/subscription_pull.go +++ b/swarm/storage/localstore/subscription_pull.go @@ -30,7 +30,7 @@ import ( // SubscribePull returns a channel that provides chunk addresses and stored times from pull syncing index. // Pull syncing index can be only subscribed to a particular proximity order bin. If since // is not 0, the iteration will start from the first item stored after that id. If until is not 0, -// only chunks stored up to this id will be send to the channel, and the returned channel will be +// only chunks stored up to this id will be sent to the channel, and the returned channel will be // closed. The since-until interval is open on the left and closed on the right (since,until]. Returned stop // function will terminate current and further iterations without errors, and also close the returned channel. // Make sure that you check the second returned parameter from the channel to stop iteration when its value From 804301e533c8e0110c06b0fa0841ff6b43dc21d6 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Thu, 14 Mar 2019 09:56:41 +0100 Subject: [PATCH 17/38] swarm/network/stream: return errors in roundRobinStore --- swarm/network/stream/common_test.go | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/swarm/network/stream/common_test.go b/swarm/network/stream/common_test.go index d807e686c6..cd32a71cd3 100644 --- a/swarm/network/stream/common_test.go +++ b/swarm/network/stream/common_test.go @@ -218,11 +218,11 @@ func newRoundRobinStore(stores ...storage.ChunkStore) *roundRobinStore { // not used in this context, only to fulfill ChunkStore interface func (rrs *roundRobinStore) Has(_ context.Context, _ storage.Address) (bool, error) { - return false, errors.New("RoundRobinStore doesn't support HasChunk") + return false, errors.New("roundRobinStore doesn't support Has") } func (rrs *roundRobinStore) Get(_ context.Context, _ chunk.ModeGet, _ storage.Address) (storage.Chunk, error) { - return nil, errors.New("get not well defined on round robin store") + return nil, errors.New("roundRobinStore doesn't support Get") } func (rrs *roundRobinStore) Put(ctx context.Context, mode chunk.ModePut, ch storage.Chunk) error { @@ -232,11 +232,11 @@ func (rrs *roundRobinStore) Put(ctx context.Context, mode chunk.ModePut, ch stor } func (rrs *roundRobinStore) Set(ctx context.Context, mode chunk.ModeSet, addr chunk.Address) (err error) { - return nil + return errors.New("roundRobinStore doesn't support Set") } func (rrs *roundRobinStore) LastPullSubscriptionBinID(bin uint8) (id uint64, err error) { - return 0, nil + return 0, errors.New("roundRobinStore doesn't support LastPullSubscriptionBinID") } func (rrs *roundRobinStore) SubscribePull(ctx context.Context, bin uint8, since, until uint64) (c <-chan chunk.Descriptor, stop func()) { From 6aa0d0e8a1fc652c5eec270a6e6dbd471f9b286f Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Thu, 14 Mar 2019 15:33:10 +0100 Subject: [PATCH 18/38] swarm/storage/localstore: SubscribePull with both range ends inclusive --- swarm/storage/localstore/subscription_pull.go | 9 ++++++--- swarm/storage/localstore/subscription_pull_test.go | 8 ++++++++ 2 files changed, 14 insertions(+), 3 deletions(-) diff --git a/swarm/storage/localstore/subscription_pull.go b/swarm/storage/localstore/subscription_pull.go index 935fb8aa09..fd81b045b7 100644 --- a/swarm/storage/localstore/subscription_pull.go +++ b/swarm/storage/localstore/subscription_pull.go @@ -31,7 +31,7 @@ import ( // Pull syncing index can be only subscribed to a particular proximity order bin. If since // is not 0, the iteration will start from the first item stored after that id. If until is not 0, // only chunks stored up to this id will be sent to the channel, and the returned channel will be -// closed. The since-until interval is open on the left and closed on the right (since,until]. Returned stop +// closed. The since-until interval is closed on the both sides [since,until]. Returned stop // function will terminate current and further iterations without errors, and also close the returned channel. // Make sure that you check the second returned parameter from the channel to stop iteration when its value // is false. @@ -69,6 +69,7 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until uint64) BinID: since, } } + first := true // first iteration flag for SkipStartFromItem for { select { case <-trigger: @@ -105,8 +106,9 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until uint64) }, &shed.IterateOptions{ StartFrom: sinceItem, // sinceItem was sent as the last Address in the previous - // iterator call, skip it in this one - SkipStartFromItem: true, + // iterator call, skip it in this one, but not the item with + // the provided since bin id as it should be sent to a channel + SkipStartFromItem: !first, Prefix: []byte{bin}, }) if err != nil { @@ -118,6 +120,7 @@ func (db *DB) SubscribePull(ctx context.Context, bin uint8, since, until uint64) log.Error("localstore pull subscription iteration", "bin", bin, "since", since, "until", until, "err", err) return } + first = false case <-stopChan: // terminate the subscription // on stop diff --git a/swarm/storage/localstore/subscription_pull_test.go b/swarm/storage/localstore/subscription_pull_test.go index 0759a5cacb..27fb9526a1 100644 --- a/swarm/storage/localstore/subscription_pull_test.go +++ b/swarm/storage/localstore/subscription_pull_test.go @@ -193,6 +193,10 @@ func TestDB_SubscribePull_since(t *testing.T) { for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { since := last[bin] + if since > 0 { + // start from the next uploaded chunk + since++ + } ch, stop := db.SubscribePull(ctx, bin, since, 0) defer stop() @@ -359,6 +363,10 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { since := upload1[bin] + if since > 0 { + // start from the next uploaded chunk + since++ + } until, ok := upload2[bin] if !ok { // no chunks un this bin uploaded in the upload2 From c16dcd1a1c3085d29c5e88dbd648e98f83f20647 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Fri, 15 Mar 2019 11:52:59 +0100 Subject: [PATCH 19/38] swarm/network/stream: close intervals store in newStreamerTester --- swarm/network/stream/common_test.go | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/swarm/network/stream/common_test.go b/swarm/network/stream/common_test.go index cd32a71cd3..b615cc6539 100644 --- a/swarm/network/stream/common_test.go +++ b/swarm/network/stream/common_test.go @@ -121,8 +121,8 @@ func netStoreAndDeliveryWithAddr(ctx *adapters.ServiceContext, bucket *sync.Map, netStore, err := storage.NewNetStore(localStore, nil) if err != nil { - localStoreCleanup() localStore.Close() + localStoreCleanup() return nil, nil, nil, err } @@ -168,15 +168,19 @@ func newStreamerTester(registryOptions *RegistryOptions) (*p2ptest.ProtocolTeste netStore, err := storage.NewNetStore(localStore, nil) if err != nil { + localStore.Close() removeDataDir() return nil, nil, nil, nil, err } delivery := NewDelivery(to, netStore) netStore.NewNetFetcherFunc = network.NewFetcherFactory(delivery.RequestFromPeers, true).New - streamer := NewRegistry(addr.ID(), delivery, netStore, state.NewInmemoryStore(), registryOptions, nil) + intervalsStore := state.NewInmemoryStore() + streamer := NewRegistry(addr.ID(), delivery, netStore, intervalsStore, registryOptions, nil) teardown := func() { streamer.Close() + intervalsStore.Close() + netStore.Close() removeDataDir() } protocolTester := p2ptest.NewProtocolTester(addr.ID(), 1, streamer.runProtocol) From 14758a4a5a11702480031d7c6bf4c890ba197ea2 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Fri, 15 Mar 2019 11:53:57 +0100 Subject: [PATCH 20/38] swarm/storage/localstore: improve TestDB_SubscribePull_since --- .../localstore/subscription_pull_test.go | 44 +++++++++---------- 1 file changed, 21 insertions(+), 23 deletions(-) diff --git a/swarm/storage/localstore/subscription_pull_test.go b/swarm/storage/localstore/subscription_pull_test.go index 27fb9526a1..11336aab9a 100644 --- a/swarm/storage/localstore/subscription_pull_test.go +++ b/swarm/storage/localstore/subscription_pull_test.go @@ -145,11 +145,11 @@ func TestDB_SubscribePull_since(t *testing.T) { binIDCounter := make(map[uint8]uint64) var binIDCounterMu sync.RWMutex - uploadRandomChunks := func(count int, wanted bool) (last map[uint8]uint64) { + uploadRandomChunks := func(count int, wanted bool) (first map[uint8]uint64) { addrsMu.Lock() defer addrsMu.Unlock() - last = make(map[uint8]uint64) + first = make(map[uint8]uint64) for i := 0; i < count; i++ { ch := generateTestRandomChunk() @@ -160,28 +160,30 @@ func TestDB_SubscribePull_since(t *testing.T) { bin := db.po(ch.Address()) - if _, ok := addrs[bin]; !ok { - addrs[bin] = make([]chunk.Address, 0) - } - if wanted { - addrs[bin] = append(addrs[bin], ch.Address()) - wantedChunksCount++ - } - binIDCounterMu.RLock() binIDCounter[bin]++ binIDCounterMu.RUnlock() - last[bin] = binIDCounter[bin] + if wanted { + if _, ok := addrs[bin]; !ok { + addrs[bin] = make([]chunk.Address, 0) + } + addrs[bin] = append(addrs[bin], ch.Address()) + wantedChunksCount++ + + if _, ok := first[bin]; !ok { + first[bin] = binIDCounter[bin] + } + } } - return last + return first } // prepopulate database with some chunks // before the subscription - last := uploadRandomChunks(30, false) + uploadRandomChunks(30, false) - uploadRandomChunks(25, true) + first := uploadRandomChunks(25, true) // set a timeout on subscription ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second) @@ -192,10 +194,9 @@ func TestDB_SubscribePull_since(t *testing.T) { errChan := make(chan error) for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { - since := last[bin] - if since > 0 { - // start from the next uploaded chunk - since++ + since, ok := first[bin] + if !ok { + continue } ch, stop := db.SubscribePull(ctx, bin, since, 0) defer stop() @@ -205,9 +206,6 @@ func TestDB_SubscribePull_since(t *testing.T) { } - // upload some chunks just after subscribe - uploadRandomChunks(15, true) - checkErrChan(ctx, t, errChan, wantedChunksCount) } @@ -362,8 +360,8 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { errChan := make(chan error) for bin := uint8(0); bin <= uint8(chunk.MaxPO); bin++ { - since := upload1[bin] - if since > 0 { + since, ok := upload1[bin] + if ok { // start from the next uploaded chunk since++ } From be1a360af448770ebb9c9b4e73d095eca6955460 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Fri, 15 Mar 2019 12:05:37 +0100 Subject: [PATCH 21/38] swarm/network/stream: implement new SetNextBatch --- swarm/network/stream/snapshot_sync_test.go | 2 +- swarm/network/stream/syncer.go | 71 ++++++++++++++++------ 2 files changed, 55 insertions(+), 18 deletions(-) diff --git a/swarm/network/stream/snapshot_sync_test.go b/swarm/network/stream/snapshot_sync_test.go index 90056df0a5..ef6541003c 100644 --- a/swarm/network/stream/snapshot_sync_test.go +++ b/swarm/network/stream/snapshot_sync_test.go @@ -242,7 +242,7 @@ func runSim(conf *synctestConfig, ctx context.Context, sim *simulation.Simulatio return fmt.Errorf("Error accessing localstore") } lstore := item.(*localstore.DB) - _, err = lstore.Get(ctx, chunk.ModeGetRequest, ch) + _, err = lstore.Get(ctx, chunk.ModeGetLookup, ch) } if err != nil { log.Debug(fmt.Sprintf("Chunk %s NOT found for id %s", ch, id)) diff --git a/swarm/network/stream/syncer.go b/swarm/network/stream/syncer.go index bbe122c970..9c914f0105 100644 --- a/swarm/network/stream/syncer.go +++ b/swarm/network/stream/syncer.go @@ -19,6 +19,7 @@ package stream import ( "context" "strconv" + "time" "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/storage" @@ -79,18 +80,32 @@ func (s *SwarmSyncerServer) SessionIndex() (uint64, error) { return s.store.LastPullSubscriptionBinID(s.po) } -// GetBatch retrieves the next batch of hashes from the dbstore +// SetNextBatch retrieves the next batch of hashes from the localstore. +// It expects a range if bin IDs, both ends inclusive in syncing, and returns +// concatenated byte slice of chunk addresses and bin IDs of the first and +// the last one in that slice. The batch may have up to BatchSize number of +// chunk addresses. If at least one chunk is added to the batch and no new chunks +// are added in batchTimeout period, the batch will be returned. This function +// will block until new chunks are received from localstore pull subscription. func (s *SwarmSyncerServer) SetNextBatch(from, to uint64) ([]byte, uint64, uint64, *HandoverProof, error) { - if to == 0 { - return nil, 0, 0, nil, nil - } - var start *uint64 - end := to descriptors, stop := s.store.SubscribePull(context.Background(), s.po, from, to) defer stop() - var batch []byte - i := 0 + const batchTimeout = 2 * time.Second + + var ( + batch []byte + batchSize int + batchStartID *uint64 + batchEndID uint64 + timer *time.Timer + timerC <-chan time.Time + ) + defer func() { + if timer != nil { + timer.Stop() + } + }() for iterate := true; iterate; { select { @@ -100,23 +115,45 @@ func (s *SwarmSyncerServer) SetNextBatch(from, to uint64) ([]byte, uint64, uint6 break } batch = append(batch, d.Address[:]...) - i++ - if start == nil { - start = &d.BinID + // This is the most naive approach to label the chunk as synced + // allowing it to be garbage collected. A proper way requires + // validating that the chunk is successfully stored by the peer. + err := s.store.Set(context.Background(), chunk.ModeSetSync, d.Address) + if err != nil { + return nil, 0, 0, nil, err + } + batchSize++ + if batchStartID == nil { + // set batch start id only if + // this is the first iteration + batchStartID = &d.BinID } - end = d.BinID - if i >= BatchSize { + batchEndID = d.BinID + if batchSize >= BatchSize { iterate = false } + if timer == nil { + timer = time.NewTimer(batchTimeout) + } else { + if !timer.Stop() { + <-timer.C + } + timer.Reset(batchTimeout) + } + timerC = timer.C + case <-timerC: + // return batch if new chunks are not + // received after some time + iterate = false case <-s.quit: iterate = false } } - if start == nil { - s := uint64(0) - start = &s + if batchStartID == nil { + // if batch start id is not set, return 0 + batchStartID = new(uint64) } - return batch, *start, end, nil, nil + return batch, *batchStartID, batchEndID, nil, nil } // SwarmSyncerClient From 36a0d963f64b480d04593983677c2d275bd8e92c Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Fri, 15 Mar 2019 12:14:03 +0100 Subject: [PATCH 22/38] swarm/network/stream: update handleChunkDeliveryMsg function --- swarm/network/stream/delivery.go | 32 +++++++++++++++++++++++++------- swarm/network/stream/stream.go | 9 ++------- 2 files changed, 27 insertions(+), 14 deletions(-) diff --git a/swarm/network/stream/delivery.go b/swarm/network/stream/delivery.go index 47c20e26e1..64394d9e50 100644 --- a/swarm/network/stream/delivery.go +++ b/swarm/network/stream/delivery.go @@ -211,27 +211,45 @@ type ChunkDeliveryMsgRetrieval ChunkDeliveryMsg type ChunkDeliveryMsgSyncing ChunkDeliveryMsg // chunk delivery msg is response to retrieverequest msg -func (d *Delivery) handleChunkDeliveryMsg(ctx context.Context, sp *Peer, req *ChunkDeliveryMsg) error { +func (d *Delivery) handleChunkDeliveryMsg(ctx context.Context, sp *Peer, req interface{}) error { processReceivedChunksCount.Inc(1) + var msg *ChunkDeliveryMsg + var mode chunk.ModePut + switch r := req.(type) { + case *ChunkDeliveryMsgRetrieval: + msg = (*ChunkDeliveryMsg)(r) + // do not sync if peer that is sending us a chunk is closer to the chunk then we are + peerPO := chunk.Proximity(sp.ID().Bytes(), msg.Addr) + po := chunk.Proximity(d.kad.BaseAddr(), msg.Addr) + if peerPO > po { + mode = chunk.ModePutRequest + } else { + mode = chunk.ModePutSync + } + case *ChunkDeliveryMsgSyncing: + msg = (*ChunkDeliveryMsg)(r) + mode = chunk.ModePutSync + } + // retrieve the span for the originating retrieverequest - spanId := fmt.Sprintf("stream.send.request.%v.%v", sp.ID(), req.Addr) - span := tracing.ShiftSpanByKey(spanId) + spanID := fmt.Sprintf("stream.send.request.%v.%v", sp.ID(), msg.Addr) + span := tracing.ShiftSpanByKey(spanID) go func() { if span != nil { defer span.(opentracing.Span).Finish() } - req.peer = sp - err := d.chunkStore.Put(ctx, chunk.ModePutRequest, storage.NewChunk(req.Addr, req.SData)) + msg.peer = sp + err := d.chunkStore.Put(ctx, mode, storage.NewChunk(msg.Addr, msg.SData)) if err != nil { if err == storage.ErrChunkInvalid { // we removed this log because it spams the logs // TODO: Enable this log line - // log.Warn("invalid chunk delivered", "peer", sp.ID(), "chunk", req.Addr, ) - req.peer.Drop(err) + // log.Warn("invalid chunk delivered", "peer", sp.ID(), "chunk", msg.Addr, ) + msg.peer.Drop(err) } } }() diff --git a/swarm/network/stream/stream.go b/swarm/network/stream/stream.go index 6265f6aaad..e9591a2803 100644 --- a/swarm/network/stream/stream.go +++ b/swarm/network/stream/stream.go @@ -627,13 +627,8 @@ func (p *Peer) HandleMsg(ctx context.Context, msg interface{}) error { case *WantedHashesMsg: return p.handleWantedHashesMsg(ctx, msg) - case *ChunkDeliveryMsgRetrieval: - // handling chunk delivery is the same for retrieval and syncing, so let's cast the msg - return p.streamer.delivery.handleChunkDeliveryMsg(ctx, p, ((*ChunkDeliveryMsg)(msg))) - - case *ChunkDeliveryMsgSyncing: - // handling chunk delivery is the same for retrieval and syncing, so let's cast the msg - return p.streamer.delivery.handleChunkDeliveryMsg(ctx, p, ((*ChunkDeliveryMsg)(msg))) + case *ChunkDeliveryMsgRetrieval, *ChunkDeliveryMsgSyncing: + return p.streamer.delivery.handleChunkDeliveryMsg(ctx, p, msg) case *RetrieveRequestMsg: return p.streamer.delivery.handleRetrieveRequestMsg(ctx, p, msg) From 3b3d2b071e7c847d16f2285195d7156e6791cc47 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Fri, 15 Mar 2019 12:33:40 +0100 Subject: [PATCH 23/38] swarm/storage: remove unused code --- swarm/storage/database.go | 82 --- swarm/storage/ldbstore.go | 1082 ------------------------------------- swarm/storage/schema.go | 17 - 3 files changed, 1181 deletions(-) delete mode 100644 swarm/storage/database.go delete mode 100644 swarm/storage/ldbstore.go delete mode 100644 swarm/storage/schema.go diff --git a/swarm/storage/database.go b/swarm/storage/database.go deleted file mode 100644 index 12367b9051..0000000000 --- a/swarm/storage/database.go +++ /dev/null @@ -1,82 +0,0 @@ -// Copyright 2016 The go-ethereum Authors -// This file is part of the go-ethereum library. -// -// The go-ethereum library is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// The go-ethereum library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with the go-ethereum library. If not, see . - -package storage - -// this is a clone of an earlier state of the ethereum ethdb/database -// no need for queueing/caching - -import ( - "github.com/ethereum/go-ethereum/metrics" - "github.com/syndtr/goleveldb/leveldb" - "github.com/syndtr/goleveldb/leveldb/iterator" - "github.com/syndtr/goleveldb/leveldb/opt" -) - -const openFileLimit = 128 - -type LDBDatabase struct { - db *leveldb.DB -} - -func NewLDBDatabase(file string) (*LDBDatabase, error) { - // Open the db - db, err := leveldb.OpenFile(file, &opt.Options{OpenFilesCacheCapacity: openFileLimit}) - if err != nil { - return nil, err - } - - database := &LDBDatabase{db: db} - - return database, nil -} - -func (db *LDBDatabase) Put(key []byte, value []byte) error { - metrics.GetOrRegisterCounter("ldbdatabase.put", nil).Inc(1) - - return db.db.Put(key, value, nil) -} - -func (db *LDBDatabase) Get(key []byte) ([]byte, error) { - metrics.GetOrRegisterCounter("ldbdatabase.get", nil).Inc(1) - - dat, err := db.db.Get(key, nil) - if err != nil { - return nil, err - } - return dat, nil -} - -func (db *LDBDatabase) Delete(key []byte) error { - return db.db.Delete(key, nil) -} - -func (db *LDBDatabase) NewIterator() iterator.Iterator { - metrics.GetOrRegisterCounter("ldbdatabase.newiterator", nil).Inc(1) - - return db.db.NewIterator(nil, nil) -} - -func (db *LDBDatabase) Write(batch *leveldb.Batch) error { - metrics.GetOrRegisterCounter("ldbdatabase.write", nil).Inc(1) - - return db.db.Write(batch, nil) -} - -func (db *LDBDatabase) Close() { - // Close the leveldb database - db.db.Close() -} diff --git a/swarm/storage/ldbstore.go b/swarm/storage/ldbstore.go deleted file mode 100644 index fd5ec9e30a..0000000000 --- a/swarm/storage/ldbstore.go +++ /dev/null @@ -1,1082 +0,0 @@ -// Copyright 2016 The go-ethereum Authors -// This file is part of the go-ethereum library. -// -// The go-ethereum library is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// The go-ethereum library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with the go-ethereum library. If not, see . - -// disk storage layer for the package bzz -// DbStore implements the ChunkStore interface and is used by the FileStore as -// persistent storage of chunks -// it implements purging based on access count allowing for external control of -// max capacity - -package storage - -import ( - "archive/tar" - "bytes" - "context" - "encoding/binary" - "encoding/hex" - "errors" - "fmt" - "io" - "io/ioutil" - "sync" - - "github.com/ethereum/go-ethereum/metrics" - "github.com/ethereum/go-ethereum/rlp" - "github.com/ethereum/go-ethereum/swarm/log" - "github.com/ethereum/go-ethereum/swarm/storage/mock" - "github.com/syndtr/goleveldb/leveldb" -) - -const ( - defaultGCRatio = 10 - defaultMaxGCRound = 10000 - defaultMaxGCBatch = 5000 - - wEntryCnt = 1 << 0 - wIndexCnt = 1 << 1 - wAccessCnt = 1 << 2 -) - -var ( - dbEntryCount = metrics.NewRegisteredCounter("ldbstore.entryCnt", nil) -) - -var ( - keyIndex = byte(0) - keyAccessCnt = []byte{2} - keyEntryCnt = []byte{3} - keyDataIdx = []byte{4} - keyData = byte(6) - keyDistanceCnt = byte(7) - keySchema = []byte{8} - keyGCIdx = byte(9) // access to chunk data index, used by garbage collection in ascending order from first entry -) - -var ( - ErrDBClosed = errors.New("LDBStore closed") -) - -type LDBStoreParams struct { - *StoreParams - Path string - Po func(Address) uint8 -} - -// NewLDBStoreParams constructs LDBStoreParams with the specified values. -func NewLDBStoreParams(storeparams *StoreParams, path string) *LDBStoreParams { - return &LDBStoreParams{ - StoreParams: storeparams, - Path: path, - Po: func(k Address) (ret uint8) { return uint8(Proximity(storeparams.BaseKey, k[:])) }, - } -} - -type garbage struct { - maxRound int // maximum number of chunks to delete in one garbage collection round - maxBatch int // maximum number of chunks to delete in one db request batch - ratio int // 1/x ratio to calculate the number of chunks to gc on a low capacity db - count int // number of chunks deleted in running round - target int // number of chunks to delete in running round - batch *dbBatch // the delete batch - runC chan struct{} // struct in chan means gc is NOT running -} - -type LDBStore struct { - db *LDBDatabase - - // this should be stored in db, accessed transactionally - entryCnt uint64 // number of items in the LevelDB - accessCnt uint64 // ever-accumulating number increased every time we read/access an entry - dataIdx uint64 // similar to entryCnt, but we only increment it - capacity uint64 - bucketCnt []uint64 - - hashfunc SwarmHasher - po func(Address) uint8 - - batchesC chan struct{} - closed bool - batch *dbBatch - lock sync.RWMutex - quit chan struct{} - gc *garbage - - // Functions encodeDataFunc is used to bypass - // the default functionality of DbStore with - // mock.NodeStore for testing purposes. - encodeDataFunc func(chunk Chunk) []byte - // If getDataFunc is defined, it will be used for - // retrieving the chunk data instead from the local - // LevelDB database. - getDataFunc func(key Address) (data []byte, err error) -} - -type dbBatch struct { - *leveldb.Batch - err error - c chan struct{} -} - -func newBatch() *dbBatch { - return &dbBatch{Batch: new(leveldb.Batch), c: make(chan struct{})} -} - -// TODO: Instead of passing the distance function, just pass the address from which distances are calculated -// to avoid the appearance of a pluggable distance metric and opportunities of bugs associated with providing -// a function different from the one that is actually used. -func NewLDBStore(params *LDBStoreParams) (s *LDBStore, err error) { - s = new(LDBStore) - s.hashfunc = params.Hash - s.quit = make(chan struct{}) - - s.batchesC = make(chan struct{}, 1) - go s.writeBatches() - s.batch = newBatch() - // associate encodeData with default functionality - s.encodeDataFunc = encodeData - - s.db, err = NewLDBDatabase(params.Path) - if err != nil { - return nil, err - } - - s.po = params.Po - s.setCapacity(params.DbCapacity) - - s.bucketCnt = make([]uint64, 0x100) - for i := 0; i < 0x100; i++ { - k := make([]byte, 2) - k[0] = keyDistanceCnt - k[1] = uint8(i) - cnt, _ := s.db.Get(k) - s.bucketCnt[i] = BytesToU64(cnt) - } - data, _ := s.db.Get(keyEntryCnt) - s.entryCnt = BytesToU64(data) - data, _ = s.db.Get(keyAccessCnt) - s.accessCnt = BytesToU64(data) - data, _ = s.db.Get(keyDataIdx) - s.dataIdx = BytesToU64(data) - - // set up garbage collection - s.gc = &garbage{ - maxBatch: defaultMaxGCBatch, - maxRound: defaultMaxGCRound, - ratio: defaultGCRatio, - } - - s.gc.runC = make(chan struct{}, 1) - s.gc.runC <- struct{}{} - - return s, nil -} - -// MarkAccessed increments the access counter as a best effort for a chunk, so -// the chunk won't get garbage collected. -func (s *LDBStore) MarkAccessed(addr Address) { - s.lock.Lock() - defer s.lock.Unlock() - - if s.closed { - return - } - - proximity := s.po(addr) - s.tryAccessIdx(addr, proximity) -} - -// initialize and set values for processing of gc round -func (s *LDBStore) startGC(c int) { - - s.gc.count = 0 - // calculate the target number of deletions - if c >= s.gc.maxRound { - s.gc.target = s.gc.maxRound - } else { - s.gc.target = c / s.gc.ratio - } - s.gc.batch = newBatch() - log.Debug("startgc", "requested", c, "target", s.gc.target) -} - -// NewMockDbStore creates a new instance of DbStore with -// mockStore set to a provided value. If mockStore argument is nil, -// this function behaves exactly as NewDbStore. -func NewMockDbStore(params *LDBStoreParams, mockStore *mock.NodeStore) (s *LDBStore, err error) { - s, err = NewLDBStore(params) - if err != nil { - return nil, err - } - - // replace put and get with mock store functionality - if mockStore != nil { - s.encodeDataFunc = newMockEncodeDataFunc(mockStore) - s.getDataFunc = newMockGetDataFunc(mockStore) - } - return -} - -type dpaDBIndex struct { - Idx uint64 - Access uint64 -} - -func BytesToU64(data []byte) uint64 { - if len(data) < 8 { - return 0 - } - return binary.BigEndian.Uint64(data) -} - -func U64ToBytes(val uint64) []byte { - data := make([]byte, 8) - binary.BigEndian.PutUint64(data, val) - return data -} - -func getIndexKey(hash Address) []byte { - hashSize := len(hash) - key := make([]byte, hashSize+1) - key[0] = keyIndex - copy(key[1:], hash[:]) - return key -} - -func getDataKey(idx uint64, po uint8) []byte { - key := make([]byte, 10) - key[0] = keyData - key[1] = po - binary.BigEndian.PutUint64(key[2:], idx) - - return key -} - -func getGCIdxKey(index *dpaDBIndex) []byte { - key := make([]byte, 9) - key[0] = keyGCIdx - binary.BigEndian.PutUint64(key[1:], index.Access) - return key -} - -func getGCIdxValue(index *dpaDBIndex, po uint8, addr Address) []byte { - val := make([]byte, 41) // po = 1, index.Index = 8, Address = 32 - val[0] = po - binary.BigEndian.PutUint64(val[1:], index.Idx) - copy(val[9:], addr) - return val -} - -func parseIdxKey(key []byte) (byte, []byte) { - return key[0], key[1:] -} - -func parseGCIdxEntry(accessCnt []byte, val []byte) (index *dpaDBIndex, po uint8, addr Address) { - index = &dpaDBIndex{ - Idx: binary.BigEndian.Uint64(val[1:]), - Access: binary.BigEndian.Uint64(accessCnt), - } - po = val[0] - addr = val[9:] - return -} - -func encodeIndex(index *dpaDBIndex) []byte { - data, _ := rlp.EncodeToBytes(index) - return data -} - -func encodeData(chunk Chunk) []byte { - // Always create a new underlying array for the returned byte slice. - // The chunk.Address array may be used in the returned slice which - // may be changed later in the code or by the LevelDB, resulting - // that the Address is changed as well. - return append(append([]byte{}, chunk.Address()[:]...), chunk.Data()...) -} - -func decodeIndex(data []byte, index *dpaDBIndex) error { - dec := rlp.NewStream(bytes.NewReader(data), 0) - return dec.Decode(index) -} - -func decodeData(addr Address, data []byte) (Chunk, error) { - return NewChunk(addr, data[32:]), nil -} - -func (s *LDBStore) collectGarbage() error { - // prevent duplicate gc from starting when one is already running - select { - case <-s.gc.runC: - default: - return nil - } - - s.lock.Lock() - entryCnt := s.entryCnt - s.lock.Unlock() - - metrics.GetOrRegisterCounter("ldbstore.collectgarbage", nil).Inc(1) - - // calculate the amount of chunks to collect and reset counter - s.startGC(int(entryCnt)) - log.Debug("collectGarbage", "target", s.gc.target, "entryCnt", entryCnt) - - for s.gc.count < s.gc.target { - it := s.db.NewIterator() - ok := it.Seek([]byte{keyGCIdx}) - var singleIterationCount int - - // every batch needs a lock so we avoid entries changing accessidx in the meantime - s.lock.Lock() - for ; ok && (singleIterationCount < s.gc.maxBatch); ok = it.Next() { - - // quit if no more access index keys - itkey := it.Key() - if (itkey == nil) || (itkey[0] != keyGCIdx) { - break - } - - // get chunk data entry from access index - val := it.Value() - index, po, hash := parseGCIdxEntry(itkey[1:], val) - keyIdx := make([]byte, 33) - keyIdx[0] = keyIndex - copy(keyIdx[1:], hash) - - // add delete operation to batch - s.delete(s.gc.batch.Batch, index, keyIdx, po) - singleIterationCount++ - s.gc.count++ - log.Trace("garbage collect enqueued chunk for deletion", "key", hash) - - // break if target is not on max garbage batch boundary - if s.gc.count >= s.gc.target { - break - } - } - - s.writeBatch(s.gc.batch, wEntryCnt) - log.Trace("garbage collect batch done", "batch", singleIterationCount, "total", s.gc.count) - s.lock.Unlock() - it.Release() - } - - metrics.GetOrRegisterCounter("ldbstore.collectgarbage.delete", nil).Inc(int64(s.gc.count)) - log.Debug("garbage collect done", "c", s.gc.count) - s.gc.runC <- struct{}{} - - return nil -} - -// Export writes all chunks from the store to a tar archive, returning the -// number of chunks written. -func (s *LDBStore) Export(out io.Writer) (int64, error) { - tw := tar.NewWriter(out) - defer tw.Close() - - it := s.db.NewIterator() - defer it.Release() - var count int64 - for ok := it.Seek([]byte{keyIndex}); ok; ok = it.Next() { - key := it.Key() - if (key == nil) || (key[0] != keyIndex) { - break - } - - var index dpaDBIndex - - hash := key[1:] - decodeIndex(it.Value(), &index) - po := s.po(hash) - datakey := getDataKey(index.Idx, po) - log.Trace("store.export", "dkey", fmt.Sprintf("%x", datakey), "dataidx", index.Idx, "po", po) - data, err := s.db.Get(datakey) - if err != nil { - log.Warn(fmt.Sprintf("Chunk %x found but could not be accessed: %v", key, err)) - continue - } - - hdr := &tar.Header{ - Name: hex.EncodeToString(hash), - Mode: 0644, - Size: int64(len(data)), - } - if err := tw.WriteHeader(hdr); err != nil { - return count, err - } - if _, err := tw.Write(data); err != nil { - return count, err - } - count++ - } - - return count, nil -} - -// of chunks read. -func (s *LDBStore) Import(in io.Reader) (int64, error) { - tr := tar.NewReader(in) - - ctx, cancel := context.WithCancel(context.Background()) - defer cancel() - - countC := make(chan int64) - errC := make(chan error) - var count int64 - go func() { - for { - hdr, err := tr.Next() - if err == io.EOF { - break - } else if err != nil { - select { - case errC <- err: - case <-ctx.Done(): - } - } - - if len(hdr.Name) != 64 { - log.Warn("ignoring non-chunk file", "name", hdr.Name) - continue - } - - keybytes, err := hex.DecodeString(hdr.Name) - if err != nil { - log.Warn("ignoring invalid chunk file", "name", hdr.Name, "err", err) - continue - } - - data, err := ioutil.ReadAll(tr) - if err != nil { - select { - case errC <- err: - case <-ctx.Done(): - } - } - key := Address(keybytes) - chunk := NewChunk(key, data[32:]) - - go func() { - select { - case errC <- s.Put(ctx, chunk): - case <-ctx.Done(): - } - }() - - count++ - } - countC <- count - }() - - // wait for all chunks to be stored - i := int64(0) - var total int64 - for { - select { - case err := <-errC: - if err != nil { - return count, err - } - i++ - case total = <-countC: - case <-ctx.Done(): - return i, ctx.Err() - } - if total > 0 && i == total { - return total, nil - } - } -} - -// Cleanup iterates over the database and deletes chunks if they pass the `f` condition -func (s *LDBStore) Cleanup(f func(Chunk) bool) { - var errorsFound, removed, total int - - it := s.db.NewIterator() - defer it.Release() - for ok := it.Seek([]byte{keyIndex}); ok; ok = it.Next() { - key := it.Key() - if (key == nil) || (key[0] != keyIndex) { - break - } - total++ - var index dpaDBIndex - err := decodeIndex(it.Value(), &index) - if err != nil { - log.Warn("Cannot decode") - errorsFound++ - continue - } - hash := key[1:] - po := s.po(hash) - datakey := getDataKey(index.Idx, po) - data, err := s.db.Get(datakey) - if err != nil { - found := false - - // The highest possible proximity is 255, so exit loop upon overflow. - for po = uint8(1); po != 0; po++ { - datakey = getDataKey(index.Idx, po) - data, err = s.db.Get(datakey) - if err == nil { - found = true - break - } - } - - if !found { - log.Warn(fmt.Sprintf("Chunk %x found but count not be accessed with any po", key)) - errorsFound++ - continue - } - } - - ck := data[:32] - c, err := decodeData(ck, data) - if err != nil { - log.Error("decodeData error", "err", err) - continue - } - - sdata := c.Data() - - cs := int64(binary.LittleEndian.Uint64(sdata[:8])) - log.Trace("chunk", "key", fmt.Sprintf("%x", key), "ck", fmt.Sprintf("%x", ck), "dkey", fmt.Sprintf("%x", datakey), "dataidx", index.Idx, "po", po, "len data", len(data), "len sdata", len(sdata), "size", cs) - - // if chunk is to be removed - if f(c) { - log.Warn("chunk for cleanup", "key", fmt.Sprintf("%x", key), "ck", fmt.Sprintf("%x", ck), "dkey", fmt.Sprintf("%x", datakey), "dataidx", index.Idx, "po", po, "len data", len(data), "len sdata", len(sdata), "size", cs) - s.deleteNow(&index, getIndexKey(key[1:]), po) - removed++ - errorsFound++ - } - } - - log.Warn(fmt.Sprintf("Found %v errors out of %v entries. Removed %v chunks.", errorsFound, total, removed)) -} - -// CleanGCIndex rebuilds the garbage collector index from scratch, while -// removing inconsistent elements, e.g., indices with missing data chunks. -// WARN: it's a pretty heavy, long running function. -func (s *LDBStore) CleanGCIndex() error { - s.lock.Lock() - defer s.lock.Unlock() - - batch := leveldb.Batch{} - - var okEntryCount uint64 - var totalEntryCount uint64 - - // throw out all gc indices, we will rebuild from cleaned index - it := s.db.NewIterator() - it.Seek([]byte{keyGCIdx}) - var gcDeletes int - for it.Valid() { - rowType, _ := parseIdxKey(it.Key()) - if rowType != keyGCIdx { - break - } - batch.Delete(it.Key()) - gcDeletes++ - it.Next() - } - log.Debug("gc", "deletes", gcDeletes) - if err := s.db.Write(&batch); err != nil { - return err - } - batch.Reset() - - it.Release() - - // corrected po index pointer values - var poPtrs [256]uint64 - - // set to true if chunk count not on 4096 iteration boundary - var doneIterating bool - - // last key index in previous iteration - lastIdxKey := []byte{keyIndex} - - // counter for debug output - var cleanBatchCount int - - // go through all key index entries - for !doneIterating { - cleanBatchCount++ - var idxs []dpaDBIndex - var chunkHashes [][]byte - var pos []uint8 - it := s.db.NewIterator() - - it.Seek(lastIdxKey) - - // 4096 is just a nice number, don't look for any hidden meaning here... - var i int - for i = 0; i < 4096; i++ { - - // this really shouldn't happen unless database is empty - // but let's keep it to be safe - if !it.Valid() { - doneIterating = true - break - } - - // if it's not keyindex anymore we're done iterating - rowType, chunkHash := parseIdxKey(it.Key()) - if rowType != keyIndex { - doneIterating = true - break - } - - // decode the retrieved index - var idx dpaDBIndex - err := decodeIndex(it.Value(), &idx) - if err != nil { - return fmt.Errorf("corrupt index: %v", err) - } - po := s.po(chunkHash) - lastIdxKey = it.Key() - - // if we don't find the data key, remove the entry - // if we find it, add to the array of new gc indices to create - dataKey := getDataKey(idx.Idx, po) - _, err = s.db.Get(dataKey) - if err != nil { - log.Warn("deleting inconsistent index (missing data)", "key", chunkHash) - batch.Delete(it.Key()) - } else { - idxs = append(idxs, idx) - chunkHashes = append(chunkHashes, chunkHash) - pos = append(pos, po) - okEntryCount++ - if idx.Idx > poPtrs[po] { - poPtrs[po] = idx.Idx - } - } - totalEntryCount++ - it.Next() - } - it.Release() - - // flush the key index corrections - err := s.db.Write(&batch) - if err != nil { - return err - } - batch.Reset() - - // add correct gc indices - for i, okIdx := range idxs { - gcIdxKey := getGCIdxKey(&okIdx) - gcIdxData := getGCIdxValue(&okIdx, pos[i], chunkHashes[i]) - batch.Put(gcIdxKey, gcIdxData) - log.Trace("clean ok", "key", chunkHashes[i], "gcKey", gcIdxKey, "gcData", gcIdxData) - } - - // flush them - err = s.db.Write(&batch) - if err != nil { - return err - } - batch.Reset() - - log.Debug("clean gc index pass", "batch", cleanBatchCount, "checked", i, "kept", len(idxs)) - } - - log.Debug("gc cleanup entries", "ok", okEntryCount, "total", totalEntryCount, "batchlen", batch.Len()) - - // lastly add updated entry count - var entryCount [8]byte - binary.BigEndian.PutUint64(entryCount[:], okEntryCount) - batch.Put(keyEntryCnt, entryCount[:]) - - // and add the new po index pointers - var poKey [2]byte - poKey[0] = keyDistanceCnt - for i, poPtr := range poPtrs { - poKey[1] = uint8(i) - if poPtr == 0 { - batch.Delete(poKey[:]) - } else { - var idxCount [8]byte - binary.BigEndian.PutUint64(idxCount[:], poPtr) - batch.Put(poKey[:], idxCount[:]) - } - } - - // if you made it this far your harddisk has survived. Congratulations - return s.db.Write(&batch) -} - -// Delete is removes a chunk and updates indices. -// Is thread safe -func (s *LDBStore) Delete(addr Address) error { - s.lock.Lock() - defer s.lock.Unlock() - - ikey := getIndexKey(addr) - - idata, err := s.db.Get(ikey) - if err != nil { - return err - } - - var idx dpaDBIndex - decodeIndex(idata, &idx) - proximity := s.po(addr) - return s.deleteNow(&idx, ikey, proximity) -} - -// executes one delete operation immediately -// see *LDBStore.delete -func (s *LDBStore) deleteNow(idx *dpaDBIndex, idxKey []byte, po uint8) error { - batch := new(leveldb.Batch) - s.delete(batch, idx, idxKey, po) - return s.db.Write(batch) -} - -// adds a delete chunk operation to the provided batch -// if called directly, decrements entrycount regardless if the chunk exists upon deletion. Risk of wrap to max uint64 -func (s *LDBStore) delete(batch *leveldb.Batch, idx *dpaDBIndex, idxKey []byte, po uint8) { - metrics.GetOrRegisterCounter("ldbstore.delete", nil).Inc(1) - - gcIdxKey := getGCIdxKey(idx) - batch.Delete(gcIdxKey) - dataKey := getDataKey(idx.Idx, po) - batch.Delete(dataKey) - batch.Delete(idxKey) - s.entryCnt-- - dbEntryCount.Dec(1) - cntKey := make([]byte, 2) - cntKey[0] = keyDistanceCnt - cntKey[1] = po - batch.Put(keyEntryCnt, U64ToBytes(s.entryCnt)) - batch.Put(cntKey, U64ToBytes(s.bucketCnt[po])) -} - -func (s *LDBStore) BinIndex(po uint8) uint64 { - s.lock.RLock() - defer s.lock.RUnlock() - return s.bucketCnt[po] -} - -// Put adds a chunk to the database, adding indices and incrementing global counters. -// If it already exists, it merely increments the access count of the existing entry. -// Is thread safe -func (s *LDBStore) Put(ctx context.Context, chunk Chunk) error { - metrics.GetOrRegisterCounter("ldbstore.put", nil).Inc(1) - log.Trace("ldbstore.put", "key", chunk.Address()) - - ikey := getIndexKey(chunk.Address()) - var index dpaDBIndex - - po := s.po(chunk.Address()) - - s.lock.Lock() - - if s.closed { - s.lock.Unlock() - return ErrDBClosed - } - batch := s.batch - - log.Trace("ldbstore.put: s.db.Get", "key", chunk.Address(), "ikey", fmt.Sprintf("%x", ikey)) - _, err := s.db.Get(ikey) - if err != nil { - s.doPut(chunk, &index, po) - } - idata := encodeIndex(&index) - s.batch.Put(ikey, idata) - - // add the access-chunkindex index for garbage collection - gcIdxKey := getGCIdxKey(&index) - gcIdxData := getGCIdxValue(&index, po, chunk.Address()) - s.batch.Put(gcIdxKey, gcIdxData) - s.lock.Unlock() - - select { - case s.batchesC <- struct{}{}: - default: - } - - select { - case <-batch.c: - return batch.err - case <-ctx.Done(): - return ctx.Err() - } -} - -// force putting into db, does not check or update necessary indices -func (s *LDBStore) doPut(chunk Chunk, index *dpaDBIndex, po uint8) { - data := s.encodeDataFunc(chunk) - dkey := getDataKey(s.dataIdx, po) - s.batch.Put(dkey, data) - index.Idx = s.dataIdx - s.bucketCnt[po] = s.dataIdx - s.entryCnt++ - dbEntryCount.Inc(1) - s.dataIdx++ - index.Access = s.accessCnt - s.accessCnt++ - cntKey := make([]byte, 2) - cntKey[0] = keyDistanceCnt - cntKey[1] = po - s.batch.Put(cntKey, U64ToBytes(s.bucketCnt[po])) -} - -func (s *LDBStore) writeBatches() { - for { - select { - case <-s.quit: - log.Debug("DbStore: quit batch write loop") - return - case <-s.batchesC: - err := s.writeCurrentBatch() - if err != nil { - log.Debug("DbStore: quit batch write loop", "err", err.Error()) - return - } - } - } - -} - -func (s *LDBStore) writeCurrentBatch() error { - s.lock.Lock() - defer s.lock.Unlock() - b := s.batch - l := b.Len() - if l == 0 { - return nil - } - s.batch = newBatch() - b.err = s.writeBatch(b, wEntryCnt|wAccessCnt|wIndexCnt) - close(b.c) - if s.entryCnt >= s.capacity { - go s.collectGarbage() - } - return nil -} - -// must be called non concurrently -func (s *LDBStore) writeBatch(b *dbBatch, wFlag uint8) error { - if wFlag&wEntryCnt > 0 { - b.Put(keyEntryCnt, U64ToBytes(s.entryCnt)) - } - if wFlag&wIndexCnt > 0 { - b.Put(keyDataIdx, U64ToBytes(s.dataIdx)) - } - if wFlag&wAccessCnt > 0 { - b.Put(keyAccessCnt, U64ToBytes(s.accessCnt)) - } - l := b.Len() - if err := s.db.Write(b.Batch); err != nil { - return fmt.Errorf("unable to write batch: %v", err) - } - log.Trace(fmt.Sprintf("batch write (%d entries)", l)) - return nil -} - -// newMockEncodeDataFunc returns a function that stores the chunk data -// to a mock store to bypass the default functionality encodeData. -// The constructed function always returns the nil data, as DbStore does -// not need to store the data, but still need to create the index. -func newMockEncodeDataFunc(mockStore *mock.NodeStore) func(chunk Chunk) []byte { - return func(chunk Chunk) []byte { - if err := mockStore.Put(chunk.Address(), encodeData(chunk)); err != nil { - log.Error(fmt.Sprintf("%T: Chunk %v put: %v", mockStore, chunk.Address().Log(), err)) - } - return chunk.Address()[:] - } -} - -// tryAccessIdx tries to find index entry. If found then increments the access -// count for garbage collection and returns the index entry and true for found, -// otherwise returns nil and false. -func (s *LDBStore) tryAccessIdx(addr Address, po uint8) (*dpaDBIndex, bool) { - ikey := getIndexKey(addr) - idata, err := s.db.Get(ikey) - if err != nil { - return nil, false - } - - index := new(dpaDBIndex) - decodeIndex(idata, index) - oldGCIdxKey := getGCIdxKey(index) - s.batch.Put(keyAccessCnt, U64ToBytes(s.accessCnt)) - index.Access = s.accessCnt - idata = encodeIndex(index) - s.accessCnt++ - s.batch.Put(ikey, idata) - newGCIdxKey := getGCIdxKey(index) - newGCIdxData := getGCIdxValue(index, po, ikey[1:]) - s.batch.Delete(oldGCIdxKey) - s.batch.Put(newGCIdxKey, newGCIdxData) - select { - case s.batchesC <- struct{}{}: - default: - } - return index, true -} - -// GetSchema is returning the current named schema of the datastore as read from LevelDB -func (s *LDBStore) GetSchema() (string, error) { - s.lock.Lock() - defer s.lock.Unlock() - - data, err := s.db.Get(keySchema) - if err != nil { - if err == leveldb.ErrNotFound { - return DbSchemaNone, nil - } - return "", err - } - - return string(data), nil -} - -// PutSchema is saving a named schema to the LevelDB datastore -func (s *LDBStore) PutSchema(schema string) error { - s.lock.Lock() - defer s.lock.Unlock() - - return s.db.Put(keySchema, []byte(schema)) -} - -// Get retrieves the chunk matching the provided key from the database. -// If the chunk entry does not exist, it returns an error -// Updates access count and is thread safe -func (s *LDBStore) Get(_ context.Context, addr Address) (chunk Chunk, err error) { - metrics.GetOrRegisterCounter("ldbstore.get", nil).Inc(1) - log.Trace("ldbstore.get", "key", addr) - - s.lock.Lock() - defer s.lock.Unlock() - return s.get(addr) -} - -// Has queries the underlying DB if a chunk with the given address is stored -// Returns true if the chunk is found, false if not -func (s *LDBStore) Has(_ context.Context, addr Address) bool { - s.lock.RLock() - defer s.lock.RUnlock() - - ikey := getIndexKey(addr) - _, err := s.db.Get(ikey) - - return err == nil -} - -// TODO: To conform with other private methods of this object indices should not be updated -func (s *LDBStore) get(addr Address) (chunk Chunk, err error) { - if s.closed { - return nil, ErrDBClosed - } - proximity := s.po(addr) - index, found := s.tryAccessIdx(addr, proximity) - if found { - var data []byte - if s.getDataFunc != nil { - // if getDataFunc is defined, use it to retrieve the chunk data - log.Trace("ldbstore.get retrieve with getDataFunc", "key", addr) - data, err = s.getDataFunc(addr) - if err != nil { - return - } - } else { - // default DbStore functionality to retrieve chunk data - datakey := getDataKey(index.Idx, proximity) - data, err = s.db.Get(datakey) - log.Trace("ldbstore.get retrieve", "key", addr, "indexkey", index.Idx, "datakey", fmt.Sprintf("%x", datakey), "proximity", proximity) - if err != nil { - log.Trace("ldbstore.get chunk found but could not be accessed", "key", addr, "err", err) - s.deleteNow(index, getIndexKey(addr), s.po(addr)) - if err == leveldb.ErrNotFound { - return nil, ErrChunkNotFound - } - return nil, err - } - } - - return decodeData(addr, data) - } else { - err = ErrChunkNotFound - } - - return -} - -// newMockGetFunc returns a function that reads chunk data from -// the mock database, which is used as the value for DbStore.getFunc -// to bypass the default functionality of DbStore with a mock store. -func newMockGetDataFunc(mockStore *mock.NodeStore) func(addr Address) (data []byte, err error) { - return func(addr Address) (data []byte, err error) { - data, err = mockStore.Get(addr) - if err == mock.ErrNotFound { - // preserve ErrChunkNotFound error - err = ErrChunkNotFound - } - return data, err - } -} - -func (s *LDBStore) setCapacity(c uint64) { - s.lock.Lock() - defer s.lock.Unlock() - - s.capacity = c - - for s.entryCnt > c { - s.collectGarbage() - } -} - -func (s *LDBStore) Close() { - close(s.quit) - s.lock.Lock() - s.closed = true - s.lock.Unlock() - // force writing out current batch - s.writeCurrentBatch() - s.db.Close() -} - -// SyncIterator(start, stop, po, f) calls f on each hash of a bin po from start to stop -func (s *LDBStore) SyncIterator(since uint64, until uint64, po uint8, f func(Address, uint64) bool) error { - metrics.GetOrRegisterCounter("ldbstore.synciterator", nil).Inc(1) - - sincekey := getDataKey(since, po) - untilkey := getDataKey(until, po) - it := s.db.NewIterator() - defer it.Release() - - for ok := it.Seek(sincekey); ok; ok = it.Next() { - metrics.GetOrRegisterCounter("ldbstore.synciterator.seek", nil).Inc(1) - - dbkey := it.Key() - if dbkey[0] != keyData || dbkey[1] != po || bytes.Compare(untilkey, dbkey) < 0 { - break - } - key := make([]byte, 32) - val := it.Value() - copy(key, val[:32]) - if !f(Address(key), binary.BigEndian.Uint64(dbkey[2:])) { - break - } - } - return it.Error() -} diff --git a/swarm/storage/schema.go b/swarm/storage/schema.go deleted file mode 100644 index 91847ca0f9..0000000000 --- a/swarm/storage/schema.go +++ /dev/null @@ -1,17 +0,0 @@ -package storage - -// The DB schema we want to use. The actual/current DB schema might differ -// until migrations are run. -const CurrentDbSchema = DbSchemaHalloween - -// There was a time when we had no schema at all. -const DbSchemaNone = "" - -// "purity" is the first formal schema of LevelDB we release together with Swarm 0.3.5 -const DbSchemaPurity = "purity" - -// "halloween" is here because we had a screw in the garbage collector index. -// Because of that we had to rebuild the GC index to get rid of erroneous -// entries and that takes a long time. This schema is used for bookkeeping, -// so rebuild index will run just once. -const DbSchemaHalloween = "halloween" From 277ecf9f9d66087b829319a5c58058ba1bfc1972 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Fri, 15 Mar 2019 13:47:31 +0100 Subject: [PATCH 24/38] swarm: minor code cleanups --- swarm/api/config.go | 1 - swarm/chunk/chunk.go | 8 +++++++ swarm/network/stream/delivery.go | 3 +-- swarm/network/stream/delivery_test.go | 3 +-- .../network/stream/snapshot_retrieval_test.go | 9 ++++---- swarm/network/stream/snapshot_sync_test.go | 23 +++++++++---------- swarm/network/stream/syncer_test.go | 10 ++++---- swarm/storage/feed/testutil.go | 3 +-- swarm/storage/filestore_test.go | 4 ---- swarm/storage/hasherstore_test.go | 4 +--- swarm/storage/localstore/index_test.go | 7 +----- swarm/storage/localstore/localstore.go | 3 +++ swarm/storage/localstore/mode_get.go | 5 ++++ swarm/storage/localstore/mode_put.go | 4 ++++ swarm/storage/localstore/mode_set.go | 4 ++++ swarm/swarm.go | 5 ---- 16 files changed, 48 insertions(+), 48 deletions(-) diff --git a/swarm/api/config.go b/swarm/api/config.go index a51dd98f46..c416b7cbd2 100644 --- a/swarm/api/config.go +++ b/swarm/api/config.go @@ -85,7 +85,6 @@ type Config struct { func NewConfig() (c *Config) { c = &Config{ - //LocalStoreParams: storage.NewDefaultLocalStoreParams(), FileStoreParams: storage.NewFileStoreParams(), HiveParams: network.NewHiveParams(), //SyncParams: network.NewDefaultSyncParams(), diff --git a/swarm/chunk/chunk.go b/swarm/chunk/chunk.go index 07df563c72..4f86526c92 100644 --- a/swarm/chunk/chunk.go +++ b/swarm/chunk/chunk.go @@ -178,15 +178,20 @@ type FetchStore interface { FetchFunc(ctx context.Context, addr Address) func(context.Context) error } +// Validator validates a chunk. type Validator interface { Validate(ch Chunk) bool } +// ValidatorStore encapsulates Store by decorting the Put method +// with validators check. type ValidatorStore struct { Store validators []Validator } +// NewValidatorStore returns a new ValidatorStore which uses +// provided validators to validate chunks on Put. func NewValidatorStore(store Store, validators ...Validator) (s *ValidatorStore) { return &ValidatorStore{ Store: store, @@ -194,6 +199,9 @@ func NewValidatorStore(store Store, validators ...Validator) (s *ValidatorStore) } } +// Put overrides Store put method with validators check. If one of the validators +// return true, the chunk is considered valid and Store Put method is called. +// If all validators return false, ErrChunkInvalid is returned. func (s *ValidatorStore) Put(ctx context.Context, mode ModePut, ch Chunk) (err error) { for _, v := range s.validators { if v.Validate(ch) { diff --git a/swarm/network/stream/delivery.go b/swarm/network/stream/delivery.go index 19c12ea549..f47238c5cc 100644 --- a/swarm/network/stream/delivery.go +++ b/swarm/network/stream/delivery.go @@ -21,10 +21,9 @@ import ( "errors" "fmt" - "github.com/ethereum/go-ethereum/swarm/chunk" - "github.com/ethereum/go-ethereum/metrics" "github.com/ethereum/go-ethereum/p2p/enode" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/log" "github.com/ethereum/go-ethereum/swarm/network" "github.com/ethereum/go-ethereum/swarm/spancontext" diff --git a/swarm/network/stream/delivery_test.go b/swarm/network/stream/delivery_test.go index 26987704c7..e7f1e01c6b 100644 --- a/swarm/network/stream/delivery_test.go +++ b/swarm/network/stream/delivery_test.go @@ -25,14 +25,13 @@ import ( "testing" "time" - "github.com/ethereum/go-ethereum/swarm/chunk" - "github.com/ethereum/go-ethereum/node" "github.com/ethereum/go-ethereum/p2p" "github.com/ethereum/go-ethereum/p2p/enode" "github.com/ethereum/go-ethereum/p2p/protocols" "github.com/ethereum/go-ethereum/p2p/simulations/adapters" p2ptest "github.com/ethereum/go-ethereum/p2p/testing" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/log" "github.com/ethereum/go-ethereum/swarm/network" pq "github.com/ethereum/go-ethereum/swarm/network/priorityqueue" diff --git a/swarm/network/stream/snapshot_retrieval_test.go b/swarm/network/stream/snapshot_retrieval_test.go index dd0c437f59..336fd7d6ce 100644 --- a/swarm/network/stream/snapshot_retrieval_test.go +++ b/swarm/network/stream/snapshot_retrieval_test.go @@ -22,16 +22,15 @@ import ( "testing" "time" - "github.com/ethereum/go-ethereum/swarm/storage/localstore" - "github.com/ethereum/go-ethereum/swarm/testutil" - "github.com/ethereum/go-ethereum/node" "github.com/ethereum/go-ethereum/p2p/enode" "github.com/ethereum/go-ethereum/p2p/simulations/adapters" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/log" "github.com/ethereum/go-ethereum/swarm/network/simulation" "github.com/ethereum/go-ethereum/swarm/state" "github.com/ethereum/go-ethereum/swarm/storage" + "github.com/ethereum/go-ethereum/swarm/testutil" ) //constants for random file generation @@ -279,8 +278,8 @@ func runRetrievalTest(t *testing.T, chunkCount int, nodeCount int) error { if !ok { return fmt.Errorf("No localstore") } - lstore := item.(*localstore.DB) - conf.hashes, err = uploadFileToSingleNodeStore(node.ID(), chunkCount, lstore) + store := item.(chunk.Store) + conf.hashes, err = uploadFileToSingleNodeStore(node.ID(), chunkCount, store) if err != nil { return err } diff --git a/swarm/network/stream/snapshot_sync_test.go b/swarm/network/stream/snapshot_sync_test.go index ef6541003c..6d8da49744 100644 --- a/swarm/network/stream/snapshot_sync_test.go +++ b/swarm/network/stream/snapshot_sync_test.go @@ -37,7 +37,6 @@ import ( "github.com/ethereum/go-ethereum/swarm/pot" "github.com/ethereum/go-ethereum/swarm/state" "github.com/ethereum/go-ethereum/swarm/storage" - "github.com/ethereum/go-ethereum/swarm/storage/localstore" "github.com/ethereum/go-ethereum/swarm/storage/mock" mockmem "github.com/ethereum/go-ethereum/swarm/storage/mock/mem" "github.com/ethereum/go-ethereum/swarm/testutil" @@ -196,10 +195,10 @@ func runSim(conf *synctestConfig, ctx context.Context, sim *simulation.Simulatio node := sim.Net.GetRandomUpNode() item, ok := sim.NodeItem(node.ID(), bucketKeyStore) if !ok { - return fmt.Errorf("No localstore") + return errors.New("no store in simulation bucket") } - lstore := item.(*localstore.DB) - hashes, err := uploadFileToSingleNodeStore(node.ID(), chunkCount, lstore) + store := item.(chunk.Store) + hashes, err := uploadFileToSingleNodeStore(node.ID(), chunkCount, store) if err != nil { return err } @@ -228,7 +227,7 @@ func runSim(conf *synctestConfig, ctx context.Context, sim *simulation.Simulatio for _, ch := range localChunks { //get the real chunk by the index in the index array ch := conf.hashes[ch] - log.Trace(fmt.Sprintf("node has chunk: %s:", ch)) + log.Trace("node has chunk", "address", ch) //check if the expected chunk is indeed in the localstore var err error if *useMockStore { @@ -239,13 +238,13 @@ func runSim(conf *synctestConfig, ctx context.Context, sim *simulation.Simulatio //use the actual localstore item, ok := sim.NodeItem(id, bucketKeyStore) if !ok { - return fmt.Errorf("Error accessing localstore") + return errors.New("no store in simulation bucket") } - lstore := item.(*localstore.DB) - _, err = lstore.Get(ctx, chunk.ModeGetLookup, ch) + store := item.(chunk.Store) + _, err = store.Get(ctx, chunk.ModeGetLookup, ch) } if err != nil { - log.Debug(fmt.Sprintf("Chunk %s NOT found for id %s", ch, id)) + log.Debug("chunk not found", "address", ch.Hex(), "node", id) // Do not get crazy with logging the warn message time.Sleep(500 * time.Millisecond) continue REPEAT @@ -256,7 +255,7 @@ func runSim(conf *synctestConfig, ctx context.Context, sim *simulation.Simulatio Data: ch.String(), } sim.Net.Events().Send(evt) - log.Debug(fmt.Sprintf("Chunk %s IS FOUND for id %s", ch, id)) + log.Debug("chunk found", "address", ch.Hex(), "node", id) } } return nil @@ -302,9 +301,9 @@ func mapKeysToNodes(conf *synctestConfig) { } //upload a file(chunks) to a single local node store -func uploadFileToSingleNodeStore(id enode.ID, chunkCount int, lstore *localstore.DB) ([]storage.Address, error) { +func uploadFileToSingleNodeStore(id enode.ID, chunkCount int, store chunk.Store) ([]storage.Address, error) { log.Debug(fmt.Sprintf("Uploading to node id: %s", id)) - fileStore := storage.NewFileStore(lstore, storage.NewFileStoreParams()) + fileStore := storage.NewFileStore(store, storage.NewFileStoreParams()) size := chunkSize var rootAddrs []storage.Address for i := 0; i < chunkCount; i++ { diff --git a/swarm/network/stream/syncer_test.go b/swarm/network/stream/syncer_test.go index 34d4cc9534..a8651f386d 100644 --- a/swarm/network/stream/syncer_test.go +++ b/swarm/network/stream/syncer_test.go @@ -26,17 +26,15 @@ import ( "testing" "time" - "github.com/ethereum/go-ethereum/swarm/chunk" - "github.com/ethereum/go-ethereum/node" "github.com/ethereum/go-ethereum/p2p/enode" "github.com/ethereum/go-ethereum/p2p/simulations/adapters" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/log" "github.com/ethereum/go-ethereum/swarm/network" "github.com/ethereum/go-ethereum/swarm/network/simulation" "github.com/ethereum/go-ethereum/swarm/state" "github.com/ethereum/go-ethereum/swarm/storage" - "github.com/ethereum/go-ethereum/swarm/storage/localstore" "github.com/ethereum/go-ethereum/swarm/testutil" ) @@ -167,13 +165,13 @@ func testSyncBetweenNodes(t *testing.T, nodes, chunkCount int, skipCheck bool, p if !ok { return fmt.Errorf("No DB") } - localStore := item.(*localstore.DB) - until, err := localStore.LastPullSubscriptionBinID(po) + store := item.(chunk.Store) + until, err := store.LastPullSubscriptionBinID(po) if err != nil { return err } if until > 0 { - c, _ := localStore.SubscribePull(ctx, po, 0, until) + c, _ := store.SubscribePull(ctx, po, 0, until) for iterate := true; iterate; { select { case cd, ok := <-c: diff --git a/swarm/storage/feed/testutil.go b/swarm/storage/feed/testutil.go index e83fe4c56a..db2d989e18 100644 --- a/swarm/storage/feed/testutil.go +++ b/swarm/storage/feed/testutil.go @@ -21,9 +21,8 @@ import ( "path/filepath" "sync" - "github.com/ethereum/go-ethereum/swarm/chunk" - "github.com/ethereum/go-ethereum/p2p/enode" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/storage" "github.com/ethereum/go-ethereum/swarm/storage/localstore" ) diff --git a/swarm/storage/filestore_test.go b/swarm/storage/filestore_test.go index 2bf8f73d60..037559586d 100644 --- a/swarm/storage/filestore_test.go +++ b/swarm/storage/filestore_test.go @@ -143,10 +143,6 @@ func testFileStoreCapacity(toEncrypt bool, t *testing.T) { if !bytes.Equal(slice, resultSlice) { t.Fatalf("Comparison error.") } - // Clear memStore - //memStore.setCapacity(0) - // check whether it is, indeed, empty - //fileStore.ChunkStore = memStore resultReader, isEncrypted = fileStore.Retrieve(context.TODO(), key) if isEncrypted != toEncrypt { t.Fatalf("isEncrypted expected %v got %v", toEncrypt, isEncrypted) diff --git a/swarm/storage/hasherstore_test.go b/swarm/storage/hasherstore_test.go index 10869acee6..c95537db73 100644 --- a/swarm/storage/hasherstore_test.go +++ b/swarm/storage/hasherstore_test.go @@ -21,11 +21,9 @@ import ( "context" "testing" + "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/swarm/chunk" - "github.com/ethereum/go-ethereum/swarm/storage/encryption" - - "github.com/ethereum/go-ethereum/common" ) func TestHasherStore(t *testing.T) { diff --git a/swarm/storage/localstore/index_test.go b/swarm/storage/localstore/index_test.go index a59a8c31f7..f800201f50 100644 --- a/swarm/storage/localstore/index_test.go +++ b/swarm/storage/localstore/index_test.go @@ -52,12 +52,7 @@ func TestDB_pullIndex(t *testing.T) { chunks[i] = testIndexChunk{ Chunk: chunk, - // this timestamp is not the same as in - // the index, but given that uploads - // are sequential and that only ordering - // of events matter, this information is - // sufficient - binID: uint64(now()), + binID: uint64(i), } } diff --git a/swarm/storage/localstore/localstore.go b/swarm/storage/localstore/localstore.go index 5a4a795d61..d7a9a24e03 100644 --- a/swarm/storage/localstore/localstore.go +++ b/swarm/storage/localstore/localstore.go @@ -72,6 +72,8 @@ type DB struct { pullTriggers map[uint8][]chan struct{} pullTriggersMu sync.RWMutex + // binIDs stores the latest chunk serial ID for very + // proximity order bin binIDs shed.Uint64Vector // garbage collection index @@ -261,6 +263,7 @@ func New(path string, baseKey []byte, o *Options) (db *DB, err error) { if err != nil { return nil, err } + // create a vector for bin IDs db.binIDs, err = db.shed.NewUint64Vector("bin-ids") if err != nil { return nil, err diff --git a/swarm/storage/localstore/mode_get.go b/swarm/storage/localstore/mode_get.go index f0b0c38998..cf1506aaf3 100644 --- a/swarm/storage/localstore/mode_get.go +++ b/swarm/storage/localstore/mode_get.go @@ -56,6 +56,11 @@ func (g *Getter) Get(addr chunk.Address) (ch chunk.Chunk, err error) { return chunk.NewChunk(out.Address, out.Data), nil } +// Get returns a chunk from the database. If the chunk is +// not found chunk.ErrChunkNotFound will be returned. +// All required indexes will be updated required by the +// Getter Mode. Get is required to implement chunk.Store +// interface. func (db *DB) Get(_ context.Context, mode chunk.ModeGet, addr chunk.Address) (ch chunk.Chunk, err error) { out, err := db.get(mode, addr) if err != nil { diff --git a/swarm/storage/localstore/mode_put.go b/swarm/storage/localstore/mode_put.go index ecad86dac9..cbbd7f9506 100644 --- a/swarm/storage/localstore/mode_put.go +++ b/swarm/storage/localstore/mode_put.go @@ -46,6 +46,10 @@ func (p *Putter) Put(ch chunk.Chunk) (err error) { return p.db.put(p.mode, chunkToItem(ch)) } +// Put stores the Chunk to database and depending +// on the Putter mode, it updates required indexes. +// Put is required to implement chunk.Store +// interface. func (db *DB) Put(_ context.Context, mode chunk.ModePut, ch chunk.Chunk) (err error) { return db.put(mode, chunkToItem(ch)) } diff --git a/swarm/storage/localstore/mode_set.go b/swarm/storage/localstore/mode_set.go index 5cb95e0670..fd22bb48d2 100644 --- a/swarm/storage/localstore/mode_set.go +++ b/swarm/storage/localstore/mode_set.go @@ -45,6 +45,10 @@ func (s *Setter) Set(addr chunk.Address) (err error) { return s.db.set(s.mode, addr) } +// Set updates database indexes for a specific +// chunk represented by the address. +// Set is required to implement chunk.Store +// interface. func (db *DB) Set(_ context.Context, mode chunk.ModeSet, addr chunk.Address) (err error) { return db.set(mode, addr) } diff --git a/swarm/swarm.go b/swarm/swarm.go index 426865eefb..92d675d71b 100644 --- a/swarm/swarm.go +++ b/swarm/swarm.go @@ -217,11 +217,6 @@ func NewSwarm(config *api.Config, mockStore *mock.NodeStore) (self *Swarm, err e // Swarm Hash Merklised Chunking for Arbitrary-length Document/File storage self.fileStore = storage.NewFileStore(self.netStore, self.config.FileStoreParams) - // err = lstore.Migrate() - // if err != nil { - // return nil, err - // } - log.Debug("Setup local storage") self.bzz = network.NewBzz(bzzconfig, to, self.stateStore, self.streamer.GetSpec(), self.streamer.Run) From c3a76d1e669d7098281c3fbe3b7c23c6e8a21544 Mon Sep 17 00:00:00 2001 From: Anton Evangelatov Date: Thu, 21 Mar 2019 15:20:37 +0100 Subject: [PATCH 25/38] lint --- swarm/network/stream/delivery.go | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/swarm/network/stream/delivery.go b/swarm/network/stream/delivery.go index bac9155a4b..103ff6df62 100644 --- a/swarm/network/stream/delivery.go +++ b/swarm/network/stream/delivery.go @@ -218,11 +218,11 @@ type ChunkDeliveryMsgSyncing ChunkDeliveryMsg // chunk delivery msg is response to retrieverequest msg func (d *Delivery) handleChunkDeliveryMsg(ctx context.Context, sp *Peer, req interface{}) error { - var osp opentracing.Span + var osp opentracing.Span ctx, osp = spancontext.StartSpan( ctx, "handle.chunk.delivery") - + processReceivedChunksCount.Inc(1) var msg *ChunkDeliveryMsg @@ -258,7 +258,7 @@ func (d *Delivery) handleChunkDeliveryMsg(ctx context.Context, sp *Peer, req int } msg.peer = sp - log.Trace("handle.chunk.delivery", "put", msg.Addr) + log.Trace("handle.chunk.delivery", "put", msg.Addr) err := d.chunkStore.Put(ctx, mode, storage.NewChunk(msg.Addr, msg.SData)) if err != nil { if err == storage.ErrChunkInvalid { From 2d20bf9edf11f221ea5a3f0ec1235535e95babea Mon Sep 17 00:00:00 2001 From: Elad Date: Mon, 25 Mar 2019 20:42:51 +0900 Subject: [PATCH 26/38] swarm/storage/localstore: add tags to push index --- swarm/storage/localstore/localstore.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/swarm/storage/localstore/localstore.go b/swarm/storage/localstore/localstore.go index d7a9a24e03..9c4fb92184 100644 --- a/swarm/storage/localstore/localstore.go +++ b/swarm/storage/localstore/localstore.go @@ -271,7 +271,7 @@ func New(path string, baseKey []byte, o *Options) (db *DB, err error) { // create a pull syncing triggers used by SubscribePull function db.pullTriggers = make(map[uint8][]chan struct{}) // push index contains as yet unsynced chunks - db.pushIndex, err = db.shed.NewIndex("StoreTimestamp|Hash->nil", shed.IndexFuncs{ + db.pushIndex, err = db.shed.NewIndex("StoreTimestamp|Hash->Tags", shed.IndexFuncs{ EncodeKey: func(fields shed.Item) (key []byte, err error) { key = make([]byte, 40) binary.BigEndian.PutUint64(key[:8], uint64(fields.StoreTimestamp)) From b828a34fca8d3d2c599282b39dc8509660fac444 Mon Sep 17 00:00:00 2001 From: Elad Date: Tue, 26 Mar 2019 16:01:28 +0900 Subject: [PATCH 27/38] swarm/storage, swarm/shed: add support for persisting push tags --- swarm/shed/index.go | 1 + swarm/storage/localstore/localstore.go | 21 ++++++++++++++++++++- 2 files changed, 21 insertions(+), 1 deletion(-) diff --git a/swarm/shed/index.go b/swarm/shed/index.go index 38afbce4ca..815f930670 100644 --- a/swarm/shed/index.go +++ b/swarm/shed/index.go @@ -41,6 +41,7 @@ type Item struct { AccessTimestamp int64 StoreTimestamp int64 BinID uint64 + Tags []uint64 } // Merge is a helper method to construct a new diff --git a/swarm/storage/localstore/localstore.go b/swarm/storage/localstore/localstore.go index 9c4fb92184..cbf94f11d2 100644 --- a/swarm/storage/localstore/localstore.go +++ b/swarm/storage/localstore/localstore.go @@ -284,9 +284,28 @@ func New(path string, baseKey []byte, o *Options) (db *DB, err error) { return e, nil }, EncodeValue: func(fields shed.Item) (value []byte, err error) { - return nil, nil + valueBuffer := []byte{} + buf := make([]byte, binary.MaxVarintLen64) + + for _, v := range fields.Tags { + n := binary.PutUvarint(buf, v) + if n > 0 { + valueBuffer = append(valueBuffer, buf[:n]...) + } + } + + return valueBuffer, nil }, DecodeValue: func(keyItem shed.Item, value []byte) (e shed.Item, err error) { + for { + v, n := binary.Uvarint(value) + if n > 0 { + e.Tags = append(e.Tags, v) + } else { + break + } + value = value[n:] + } return e, nil }, }) From d8c648b57096893a681de3571a7d40d31518a711 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 26 Mar 2019 09:55:22 +0100 Subject: [PATCH 28/38] swarm/storage/localstore: TestDB_pushIndex_Tags --- swarm/storage/localstore/index_test.go | 48 ++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/swarm/storage/localstore/index_test.go b/swarm/storage/localstore/index_test.go index f800201f50..a7b6a14072 100644 --- a/swarm/storage/localstore/index_test.go +++ b/swarm/storage/localstore/index_test.go @@ -18,10 +18,14 @@ package localstore import ( "bytes" + "fmt" + "math" "math/rand" "testing" + "time" "github.com/ethereum/go-ethereum/swarm/chunk" + "github.com/ethereum/go-ethereum/swarm/shed" ) // TestDB_pullIndex validates the ordering of keys in pull index. @@ -220,3 +224,47 @@ func TestDB_gcIndex(t *testing.T) { newIndexGCSizeTest(db)(t) }) } + +// TestDB_pushIndex_Tags validates that pushIndex encodes +// and decodes shed index item tags. +func TestDB_pushIndex_Tags(t *testing.T) { + db, cleanupFunc := newTestDB(t, nil) + defer cleanupFunc() + + for _, tc := range []struct { + tags []uint64 + }{ + {tags: nil}, + {tags: []uint64{}}, + {tags: []uint64{0}}, + {tags: []uint64{math.MaxUint64}}, + {tags: []uint64{1, 2, 3, 100, 256}}, + {tags: []uint64{64, 65, 256, 257, 1024, 1025, math.MaxUint64}}, + } { + ch := generateTestRandomChunk() + + i := shed.Item{ + Address: ch.Address(), + StoreTimestamp: time.Now().UnixNano(), + Tags: tc.tags, + } + + if err := db.pushIndex.Put(i); err != nil { + t.Fatal(err) + } + + got, err := db.pushIndex.Get(shed.Item{ + Address: i.Address, + StoreTimestamp: i.StoreTimestamp, + }) + if err != nil { + t.Fatal(err) + } + + wantTags := fmt.Sprint(tc.tags) + gotTags := fmt.Sprint(got.Tags) + if gotTags != wantTags { + t.Errorf("got tags %s, want %s", gotTags, wantTags) + } + } +} From e295dc88d5b291c23faab6501a45192bc999dabd Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 26 Mar 2019 12:23:58 +0100 Subject: [PATCH 29/38] swarm: address pr review comments --- swarm/api/http/test_server.go | 4 +--- swarm/chunk/chunk.go | 2 +- swarm/network/stream/delivery.go | 2 +- swarm/network/stream/snapshot_sync_test.go | 2 +- swarm/network/stream/syncer.go | 2 +- swarm/shed/schema.go | 2 +- swarm/storage/filestore_test.go | 12 +++--------- swarm/storage/localstore/localstore.go | 5 ++++- swarm/storage/netstore_test.go | 4 +--- 9 files changed, 14 insertions(+), 21 deletions(-) diff --git a/swarm/api/http/test_server.go b/swarm/api/http/test_server.go index 47fe87ef4a..0a4b6258e6 100644 --- a/swarm/api/http/test_server.go +++ b/swarm/api/http/test_server.go @@ -38,9 +38,7 @@ func NewTestSwarmServer(t *testing.T, serverFunc func(*api.API) TestServer, reso if err != nil { t.Fatal(err) } - localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ - Capacity: 5000000, - }) + localStore, err := localstore.New(dir, make([]byte, 32), nil) if err != nil { os.RemoveAll(dir) t.Fatal(err) diff --git a/swarm/chunk/chunk.go b/swarm/chunk/chunk.go index 4f86526c92..c57d55ecc4 100644 --- a/swarm/chunk/chunk.go +++ b/swarm/chunk/chunk.go @@ -157,7 +157,7 @@ type Descriptor struct { func (d *Descriptor) String() string { if d == nil { - return "none" + return "" } return fmt.Sprintf("%s bin id %v", d.Address.Hex(), d.BinID) } diff --git a/swarm/network/stream/delivery.go b/swarm/network/stream/delivery.go index 103ff6df62..d13b26bdb9 100644 --- a/swarm/network/stream/delivery.go +++ b/swarm/network/stream/delivery.go @@ -123,7 +123,7 @@ func (s *SwarmChunkServer) Close() { close(s.quit) } -// GetData retrives chunk data from db store +// GetData retrieves chunk data from db store func (s *SwarmChunkServer) GetData(ctx context.Context, key []byte) ([]byte, error) { ch, err := s.chunkStore.Get(ctx, chunk.ModeGetRequest, storage.Address(key)) if err != nil { diff --git a/swarm/network/stream/snapshot_sync_test.go b/swarm/network/stream/snapshot_sync_test.go index 6d8da49744..0eed3688d7 100644 --- a/swarm/network/stream/snapshot_sync_test.go +++ b/swarm/network/stream/snapshot_sync_test.go @@ -255,7 +255,7 @@ func runSim(conf *synctestConfig, ctx context.Context, sim *simulation.Simulatio Data: ch.String(), } sim.Net.Events().Send(evt) - log.Debug("chunk found", "address", ch.Hex(), "node", id) + log.Trace("chunk found", "address", ch.Hex(), "node", id) } } return nil diff --git a/swarm/network/stream/syncer.go b/swarm/network/stream/syncer.go index 9c914f0105..c573da5d25 100644 --- a/swarm/network/stream/syncer.go +++ b/swarm/network/stream/syncer.go @@ -81,7 +81,7 @@ func (s *SwarmSyncerServer) SessionIndex() (uint64, error) { } // SetNextBatch retrieves the next batch of hashes from the localstore. -// It expects a range if bin IDs, both ends inclusive in syncing, and returns +// It expects a range of bin IDs, both ends inclusive in syncing, and returns // concatenated byte slice of chunk addresses and bin IDs of the first and // the last one in that slice. The batch may have up to BatchSize number of // chunk addresses. If at least one chunk is added to the batch and no new chunks diff --git a/swarm/shed/schema.go b/swarm/shed/schema.go index cfb7c6d642..557d951fbb 100644 --- a/swarm/shed/schema.go +++ b/swarm/shed/schema.go @@ -52,7 +52,7 @@ type indexSpec struct { Name string `json:"name"` } -// schemaFieldKey retrives the complete LevelDB key for +// schemaFieldKey retrieves the complete LevelDB key for // a particular field form the schema definition. func (db *DB) schemaFieldKey(name, fieldType string) (key []byte, err error) { if name == "" { diff --git a/swarm/storage/filestore_test.go b/swarm/storage/filestore_test.go index 037559586d..fe01eed9aa 100644 --- a/swarm/storage/filestore_test.go +++ b/swarm/storage/filestore_test.go @@ -42,9 +42,7 @@ func testFileStoreRandom(toEncrypt bool, t *testing.T) { t.Fatal(err) } defer os.RemoveAll(dir) - localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ - Capacity: 50000, - }) + localStore, err := localstore.New(dir, make([]byte, 32), nil) if err != nil { t.Fatal(err) } @@ -109,9 +107,7 @@ func testFileStoreCapacity(toEncrypt bool, t *testing.T) { t.Fatal(err) } defer os.RemoveAll(dir) - localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ - Capacity: 50000, - }) + localStore, err := localstore.New(dir, make([]byte, 32), nil) if err != nil { t.Fatal(err) } @@ -180,9 +176,7 @@ func TestGetAllReferences(t *testing.T) { t.Fatal(err) } defer os.RemoveAll(dir) - localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ - Capacity: 50000, - }) + localStore, err := localstore.New(dir, make([]byte, 32), nil) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/localstore.go b/swarm/storage/localstore/localstore.go index cbf94f11d2..e25c65699d 100644 --- a/swarm/storage/localstore/localstore.go +++ b/swarm/storage/localstore/localstore.go @@ -131,7 +131,10 @@ type Options struct { // One goroutine for writing batches is created. func New(path string, baseKey []byte, o *Options) (db *DB, err error) { if o == nil { - o = new(Options) + // default options + o = &Options{ + Capacity: 5000000, + } } db = &DB{ capacity: o.Capacity, diff --git a/swarm/storage/netstore_test.go b/swarm/storage/netstore_test.go index 49faab18c8..621fbe75a2 100644 --- a/swarm/storage/netstore_test.go +++ b/swarm/storage/netstore_test.go @@ -85,9 +85,7 @@ func newTestNetStore(t *testing.T) (netStore *NetStore, fetcher *mockNetFetcher, if err != nil { t.Fatal(err) } - localStore, err := localstore.New(dir, make([]byte, 32), &localstore.Options{ - Capacity: 50000, - }) + localStore, err := localstore.New(dir, make([]byte, 32), nil) if err != nil { os.RemoveAll(dir) t.Fatal(err) From 2fe747e2191c4dec690d87c00d839670a1bbbdab Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Tue, 26 Mar 2019 14:30:41 +0100 Subject: [PATCH 30/38] swarm/storage/localstore: implement backward compatible Import function --- swarm/storage/localstore/export.go | 59 +++++++++++++++++++++++++++++- 1 file changed, 58 insertions(+), 1 deletion(-) diff --git a/swarm/storage/localstore/export.go b/swarm/storage/localstore/export.go index eda48ef273..42585d59df 100644 --- a/swarm/storage/localstore/export.go +++ b/swarm/storage/localstore/export.go @@ -20,6 +20,7 @@ import ( "archive/tar" "context" "encoding/hex" + "fmt" "io" "io/ioutil" @@ -28,6 +29,16 @@ import ( "github.com/ethereum/go-ethereum/swarm/shed" ) +const ( + // filename in tar archive that holds the information + // about exported data format version + exportVersionFilename = ".swarm-export-version" + // legacy version for previous LDBStore + legacyExportVersion = "1" + // current export format version + currentExportVersion = "2" +) + // Export writes a tar structured data to the writer of // all chunks in the retrieval data index. It returns the // number of chunks exported. @@ -35,6 +46,17 @@ func (db *DB) Export(w io.Writer) (count int64, err error) { tw := tar.NewWriter(w) defer tw.Close() + if err := tw.WriteHeader(&tar.Header{ + Name: exportVersionFilename, + Mode: 0644, + Size: int64(len(currentExportVersion)), + }); err != nil { + return 0, err + } + if _, err := tw.Write([]byte(currentExportVersion)); err != nil { + return 0, err + } + err = db.retrievalDataIndex.Iterate(func(item shed.Item) (stop bool, err error) { hdr := &tar.Header{ Name: hex.EncodeToString(item.Address), @@ -66,6 +88,12 @@ func (db *DB) Import(r io.Reader) (count int64, err error) { countC := make(chan int64) errC := make(chan error) go func() { + var ( + firstFile = true + // if exportVersionFilename file is not present + // assume legacy version + version = legacyExportVersion + ) for { hdr, err := tr.Next() if err != nil { @@ -77,6 +105,20 @@ func (db *DB) Import(r io.Reader) (count int64, err error) { case <-ctx.Done(): } } + if firstFile { + firstFile = false + if hdr.Name == exportVersionFilename { + data, err := ioutil.ReadAll(tr) + if err != nil { + select { + case errC <- err: + case <-ctx.Done(): + } + } + version = string(data) + continue + } + } if len(hdr.Name) != 64 { log.Warn("ignoring non-chunk file", "name", hdr.Name) @@ -97,7 +139,22 @@ func (db *DB) Import(r io.Reader) (count int64, err error) { } } key := chunk.Address(keybytes) - ch := chunk.NewChunk(key, data) + + var ch chunk.Chunk + switch version { + case legacyExportVersion: + // LDBStore Export exported chunk data prefixed with the chunk key. + // That is not necessary, as the key is in the chunk filename, + // but backward compatibility needs to be preserved. + ch = chunk.NewChunk(key, data[32:]) + case currentExportVersion: + ch = chunk.NewChunk(key, data) + default: + select { + case errC <- fmt.Errorf("unsupported export data version %q", version): + case <-ctx.Done(): + } + } go func() { select { From 3e82234e84c08332e1198a75d958ecab15e134fe Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Wed, 27 Mar 2019 09:22:29 +0100 Subject: [PATCH 31/38] swamr/network/stream: fix handleChunkDeliveryMsg --- swarm/network/stream/delivery.go | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/swarm/network/stream/delivery.go b/swarm/network/stream/delivery.go index d13b26bdb9..3b76625b35 100644 --- a/swarm/network/stream/delivery.go +++ b/swarm/network/stream/delivery.go @@ -230,13 +230,21 @@ func (d *Delivery) handleChunkDeliveryMsg(ctx context.Context, sp *Peer, req int switch r := req.(type) { case *ChunkDeliveryMsgRetrieval: msg = (*ChunkDeliveryMsg)(r) - // do not sync if peer that is sending us a chunk is closer to the chunk then we are peerPO := chunk.Proximity(sp.ID().Bytes(), msg.Addr) po := chunk.Proximity(d.kad.BaseAddr(), msg.Addr) - if peerPO > po { - mode = chunk.ModePutRequest - } else { + depth := d.kad.NeighbourhoodDepth() + // is the chunk within our area of responsibility? + if po < depth { + // chunks within the area of responsibility should always sync + // https://github.com/ethersphere/go-ethereum/pull/1282#discussion_r269406125 mode = chunk.ModePutSync + } else { + if peerPO > po { + // do not sync if peer that is sending us a chunk is closer to the chunk then we are + mode = chunk.ModePutRequest + } else { + mode = chunk.ModePutSync + } } case *ChunkDeliveryMsgSyncing: msg = (*ChunkDeliveryMsg)(r) From 4c14a09674cc1cf61235aba6bb7131971f67c8d8 Mon Sep 17 00:00:00 2001 From: Elad Date: Wed, 27 Mar 2019 21:22:15 +0900 Subject: [PATCH 32/38] swarm/storage/localstore: remove getters, setters and putters --- swarm/storage/localstore/export_test.go | 7 ++- swarm/storage/localstore/gc_test.go | 48 ++++++++----------- swarm/storage/localstore/index_test.go | 34 ++++++------- swarm/storage/localstore/localstore_test.go | 33 +++++++------ swarm/storage/localstore/mode_get.go | 31 ------------ swarm/storage/localstore/mode_get_test.go | 17 ++++--- swarm/storage/localstore/mode_has.go | 18 ------- swarm/storage/localstore/mode_has_test.go | 9 ++-- swarm/storage/localstore/mode_put.go | 22 --------- swarm/storage/localstore/mode_put_test.go | 36 ++++++-------- swarm/storage/localstore/mode_set.go | 22 --------- swarm/storage/localstore/mode_set_test.go | 12 ++--- .../localstore/retrieval_index_test.go | 17 +++---- .../localstore/subscription_pull_test.go | 36 +++++--------- .../localstore/subscription_push_test.go | 16 +++---- 15 files changed, 111 insertions(+), 247 deletions(-) diff --git a/swarm/storage/localstore/export_test.go b/swarm/storage/localstore/export_test.go index 460db9fae1..e1644421bd 100644 --- a/swarm/storage/localstore/export_test.go +++ b/swarm/storage/localstore/export_test.go @@ -18,6 +18,7 @@ package localstore import ( "bytes" + "context" "testing" "github.com/ethereum/go-ethereum/swarm/chunk" @@ -36,7 +37,7 @@ func TestExportImport(t *testing.T) { for i := 0; i < chunkCount; i++ { ch := generateTestRandomChunk() - err := db1.NewPutter(chunk.ModePutUpload).Put(ch) + err := db1.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -65,11 +66,9 @@ func TestExportImport(t *testing.T) { t.Errorf("got import count %v, want %v", c, wantChunksCount) } - getter := db2.NewGetter(chunk.ModeGetRequest) - for a, want := range chunks { addr := chunk.Address([]byte(a)) - ch, err := getter.Get(addr) + ch, err := db2.Get(context.Background(), chunk.ModeGetRequest, addr) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/gc_test.go b/swarm/storage/localstore/gc_test.go index f2f0084eae..53f4561f59 100644 --- a/swarm/storage/localstore/gc_test.go +++ b/swarm/storage/localstore/gc_test.go @@ -17,6 +17,7 @@ package localstore import ( + "context" "io/ioutil" "math/rand" "os" @@ -63,26 +64,23 @@ func testDB_collectGarbageWorker(t *testing.T) { })() defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - syncer := db.NewSetter(chunk.ModeSetSync) - addrs := make([]chunk.Address, 0) // upload random chunks for i := 0; i < chunkCount; i++ { - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := uploader.Put(chunk) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - err = syncer.Set(chunk.Address()) + err = db.Set(context.Background(), chunk.ModeSetSync, ch.Address()) if err != nil { t.Fatal(err) } - addrs = append(addrs, chunk.Address()) + addrs = append(addrs, ch.Address()) } gcTarget := db.gcTarget() @@ -110,7 +108,7 @@ func testDB_collectGarbageWorker(t *testing.T) { // the first synced chunk should be removed t.Run("get the first synced chunk", func(t *testing.T) { - _, err := db.NewGetter(chunk.ModeGetRequest).Get(addrs[0]) + _, err := db.Get(context.Background(), chunk.ModeGetRequest, addrs[0]) if err != chunk.ErrChunkNotFound { t.Errorf("got error %v, want %v", err, chunk.ErrChunkNotFound) } @@ -118,7 +116,7 @@ func testDB_collectGarbageWorker(t *testing.T) { // last synced chunk should not be removed t.Run("get most recent synced chunk", func(t *testing.T) { - _, err := db.NewGetter(chunk.ModeGetRequest).Get(addrs[len(addrs)-1]) + _, err := db.Get(context.Background(), chunk.ModeGetRequest, addrs[len(addrs)-1]) if err != nil { t.Fatal(err) } @@ -134,9 +132,6 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { }) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - syncer := db.NewSetter(chunk.ModeSetSync) - testHookCollectGarbageChan := make(chan uint64) defer setTestHookCollectGarbage(func(collectedCount uint64) { testHookCollectGarbageChan <- collectedCount @@ -146,19 +141,19 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { // upload random chunks just up to the capacity for i := 0; i < int(db.capacity)-1; i++ { - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := uploader.Put(chunk) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - err = syncer.Set(chunk.Address()) + err = db.Set(context.Background(), chunk.ModeSetSync, ch.Address()) if err != nil { t.Fatal(err) } - addrs = append(addrs, chunk.Address()) + addrs = append(addrs, ch.Address()) } // set update gc test hook to signal when @@ -172,7 +167,7 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { // request the latest synced chunk // to prioritize it in the gc index // not to be collected - _, err := db.NewGetter(chunk.ModeGetRequest).Get(addrs[0]) + _, err := db.Get(context.Background(), chunk.ModeGetRequest, addrs[0]) if err != nil { t.Fatal(err) } @@ -191,11 +186,11 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { // upload and sync another chunk to trigger // garbage collection ch := generateTestRandomChunk() - err = uploader.Put(ch) + err = db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - err = syncer.Set(ch.Address()) + err = db.Set(context.Background(), chunk.ModeSetSync, ch.Address()) if err != nil { t.Fatal(err) } @@ -235,7 +230,7 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { // requested chunk should not be removed t.Run("get requested chunk", func(t *testing.T) { - _, err := db.NewGetter(chunk.ModeGetRequest).Get(addrs[0]) + _, err := db.Get(context.Background(), chunk.ModeGetRequest, addrs[0]) if err != nil { t.Fatal(err) } @@ -243,7 +238,7 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { // the second synced chunk should be removed t.Run("get gc-ed chunk", func(t *testing.T) { - _, err := db.NewGetter(chunk.ModeGetRequest).Get(addrs[1]) + _, err := db.Get(context.Background(), chunk.ModeGetRequest, addrs[1]) if err != chunk.ErrChunkNotFound { t.Errorf("got error %v, want %v", err, chunk.ErrChunkNotFound) } @@ -251,7 +246,7 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { // last synced chunk should not be removed t.Run("get most recent synced chunk", func(t *testing.T) { - _, err := db.NewGetter(chunk.ModeGetRequest).Get(addrs[len(addrs)-1]) + _, err := db.Get(context.Background(), chunk.ModeGetRequest, addrs[len(addrs)-1]) if err != nil { t.Fatal(err) } @@ -275,20 +270,17 @@ func TestDB_gcSize(t *testing.T) { t.Fatal(err) } - uploader := db.NewPutter(chunk.ModePutUpload) - syncer := db.NewSetter(chunk.ModeSetSync) - count := 100 for i := 0; i < count; i++ { - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := uploader.Put(chunk) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - err = syncer.Set(chunk.Address()) + err = db.Set(context.Background(), chunk.ModeSetSync, ch.Address()) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/index_test.go b/swarm/storage/localstore/index_test.go index a7b6a14072..d5653787c7 100644 --- a/swarm/storage/localstore/index_test.go +++ b/swarm/storage/localstore/index_test.go @@ -18,6 +18,7 @@ package localstore import ( "bytes" + "context" "fmt" "math" "math/rand" @@ -39,23 +40,21 @@ func TestDB_pullIndex(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - chunkCount := 50 chunks := make([]testIndexChunk, chunkCount) // upload random chunks for i := 0; i < chunkCount; i++ { - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := uploader.Put(chunk) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } chunks[i] = testIndexChunk{ - Chunk: chunk, + Chunk: ch, binID: uint64(i), } } @@ -86,23 +85,21 @@ func TestDB_gcIndex(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - chunkCount := 50 chunks := make([]testIndexChunk, chunkCount) // upload random chunks for i := 0; i < chunkCount; i++ { - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := uploader.Put(chunk) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } chunks[i] = testIndexChunk{ - Chunk: chunk, + Chunk: ch, } } @@ -124,7 +121,7 @@ func TestDB_gcIndex(t *testing.T) { t.Run("request unsynced", func(t *testing.T) { ch := chunks[1] - _, err := db.NewGetter(chunk.ModeGetRequest).Get(ch.Address()) + _, err := db.Get(context.Background(), chunk.ModeGetRequest, ch.Address()) if err != nil { t.Fatal(err) } @@ -141,7 +138,7 @@ func TestDB_gcIndex(t *testing.T) { t.Run("sync one chunk", func(t *testing.T) { ch := chunks[0] - err := db.NewSetter(chunk.ModeSetSync).Set(ch.Address()) + err := db.Set(context.Background(), chunk.ModeSetSync, ch.Address()) if err != nil { t.Fatal(err) } @@ -153,10 +150,8 @@ func TestDB_gcIndex(t *testing.T) { }) t.Run("sync all chunks", func(t *testing.T) { - setter := db.NewSetter(chunk.ModeSetSync) - for i := range chunks { - err := setter.Set(chunks[i].Address()) + err := db.Set(context.Background(), chunk.ModeSetSync, chunks[i].Address()) if err != nil { t.Fatal(err) } @@ -170,7 +165,7 @@ func TestDB_gcIndex(t *testing.T) { t.Run("request one chunk", func(t *testing.T) { i := 6 - _, err := db.NewGetter(chunk.ModeGetRequest).Get(chunks[i].Address()) + _, err := db.Get(context.Background(), chunk.ModeGetRequest, chunks[i].Address()) if err != nil { t.Fatal(err) } @@ -188,14 +183,13 @@ func TestDB_gcIndex(t *testing.T) { }) t.Run("random chunk request", func(t *testing.T) { - requester := db.NewGetter(chunk.ModeGetRequest) rand.Shuffle(len(chunks), func(i, j int) { chunks[i], chunks[j] = chunks[j], chunks[i] }) - for _, chunk := range chunks { - _, err := requester.Get(chunk.Address()) + for _, ch := range chunks { + _, err := db.Get(context.Background(), chunk.ModeGetRequest, ch.Address()) if err != nil { t.Fatal(err) } @@ -211,7 +205,7 @@ func TestDB_gcIndex(t *testing.T) { t.Run("remove one chunk", func(t *testing.T) { i := 3 - err := db.NewSetter(chunk.ModeSetRemove).Set(chunks[i].Address()) + err := db.Set(context.Background(), chunk.ModeSetRemove, chunks[i].Address()) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/localstore_test.go b/swarm/storage/localstore/localstore_test.go index 7a083c4486..2dc5e0d462 100644 --- a/swarm/storage/localstore/localstore_test.go +++ b/swarm/storage/localstore/localstore_test.go @@ -18,6 +18,7 @@ package localstore import ( "bytes" + "context" "fmt" "io/ioutil" "math/rand" @@ -61,12 +62,12 @@ func TestDB(t *testing.T) { ch := generateTestRandomChunk() - err := db.NewPutter(chunk.ModePutUpload).Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - got, err := db.NewGetter(chunk.ModeGetRequest).Get(ch.Address()) + got, err := db.Get(context.Background(), chunk.ModeGetRequest, ch.Address()) if err != nil { t.Fatal(err) } @@ -115,17 +116,15 @@ func TestDB_updateGCSem(t *testing.T) { ch := generateTestRandomChunk() - err := db.NewPutter(chunk.ModePutUpload).Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - getter := db.NewGetter(chunk.ModeGetRequest) - // get more chunks then maxParallelUpdateGC // in time shorter then updateGCSleep for i := 0; i < 5; i++ { - _, err = getter.Get(ch.Address()) + _, err = db.Get(context.Background(), chunk.ModeGetRequest, ch.Address()) if err != nil { t.Fatal(err) } @@ -237,54 +236,54 @@ func newRetrieveIndexesTest(db *DB, chunk chunk.Chunk, storeTimestamp, accessTim // newRetrieveIndexesTestWithAccess returns a test function that validates if the right // chunk values are in the retrieval indexes when access time must be stored. -func newRetrieveIndexesTestWithAccess(db *DB, chunk chunk.Chunk, storeTimestamp, accessTimestamp int64) func(t *testing.T) { +func newRetrieveIndexesTestWithAccess(db *DB, ch chunk.Chunk, storeTimestamp, accessTimestamp int64) func(t *testing.T) { return func(t *testing.T) { - item, err := db.retrievalDataIndex.Get(addressToItem(chunk.Address())) + item, err := db.retrievalDataIndex.Get(addressToItem(ch.Address())) if err != nil { t.Fatal(err) } - validateItem(t, item, chunk.Address(), chunk.Data(), storeTimestamp, 0) + validateItem(t, item, ch.Address(), ch.Data(), storeTimestamp, 0) if accessTimestamp > 0 { - item, err = db.retrievalAccessIndex.Get(addressToItem(chunk.Address())) + item, err = db.retrievalAccessIndex.Get(addressToItem(ch.Address())) if err != nil { t.Fatal(err) } - validateItem(t, item, chunk.Address(), nil, 0, accessTimestamp) + validateItem(t, item, ch.Address(), nil, 0, accessTimestamp) } } } // newPullIndexTest returns a test function that validates if the right // chunk values are in the pull index. -func newPullIndexTest(db *DB, chunk chunk.Chunk, binID uint64, wantError error) func(t *testing.T) { +func newPullIndexTest(db *DB, ch chunk.Chunk, binID uint64, wantError error) func(t *testing.T) { return func(t *testing.T) { item, err := db.pullIndex.Get(shed.Item{ - Address: chunk.Address(), + Address: ch.Address(), BinID: binID, }) if err != wantError { t.Errorf("got error %v, want %v", err, wantError) } if err == nil { - validateItem(t, item, chunk.Address(), nil, 0, 0) + validateItem(t, item, ch.Address(), nil, 0, 0) } } } // newPushIndexTest returns a test function that validates if the right // chunk values are in the push index. -func newPushIndexTest(db *DB, chunk chunk.Chunk, storeTimestamp int64, wantError error) func(t *testing.T) { +func newPushIndexTest(db *DB, ch chunk.Chunk, storeTimestamp int64, wantError error) func(t *testing.T) { return func(t *testing.T) { item, err := db.pushIndex.Get(shed.Item{ - Address: chunk.Address(), + Address: ch.Address(), StoreTimestamp: storeTimestamp, }) if err != wantError { t.Errorf("got error %v, want %v", err, wantError) } if err == nil { - validateItem(t, item, chunk.Address(), nil, storeTimestamp, 0) + validateItem(t, item, ch.Address(), nil, storeTimestamp, 0) } } } diff --git a/swarm/storage/localstore/mode_get.go b/swarm/storage/localstore/mode_get.go index cf1506aaf3..0df0e9b7d4 100644 --- a/swarm/storage/localstore/mode_get.go +++ b/swarm/storage/localstore/mode_get.go @@ -25,37 +25,6 @@ import ( "github.com/syndtr/goleveldb/leveldb" ) -// Getter provides Get method to retrieve Chunks -// from database. -type Getter struct { - db *DB - mode chunk.ModeGet -} - -// NewGetter returns a new Getter on database -// with a specific Mode. -func (db *DB) NewGetter(mode chunk.ModeGet) *Getter { - return &Getter{ - mode: mode, - db: db, - } -} - -// Get returns a chunk from the database. If the chunk is -// not found chunk.ErrChunkNotFound will be returned. -// All required indexes will be updated required by the -// Getter Mode. -func (g *Getter) Get(addr chunk.Address) (ch chunk.Chunk, err error) { - out, err := g.db.get(g.mode, addr) - if err != nil { - if err == leveldb.ErrNotFound { - return nil, chunk.ErrChunkNotFound - } - return nil, err - } - return chunk.NewChunk(out.Address, out.Data), nil -} - // Get returns a chunk from the database. If the chunk is // not found chunk.ErrChunkNotFound will be returned. // All required indexes will be updated required by the diff --git a/swarm/storage/localstore/mode_get_test.go b/swarm/storage/localstore/mode_get_test.go index f08405831e..06f8e4b69e 100644 --- a/swarm/storage/localstore/mode_get_test.go +++ b/swarm/storage/localstore/mode_get_test.go @@ -18,6 +18,7 @@ package localstore import ( "bytes" + "context" "testing" "time" @@ -36,13 +37,11 @@ func TestModeGetRequest(t *testing.T) { ch := generateTestRandomChunk() - err := db.NewPutter(chunk.ModePutUpload).Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - requester := db.NewGetter(chunk.ModeGetRequest) - // set update gc test hook to signal when // update gc goroutine is done by sending to // testHookUpdateGCChan channel, which is @@ -54,7 +53,7 @@ func TestModeGetRequest(t *testing.T) { })() t.Run("get unsynced", func(t *testing.T) { - got, err := requester.Get(ch.Address()) + got, err := db.Get(context.Background(), chunk.ModeGetRequest, ch.Address()) if err != nil { t.Fatal(err) } @@ -77,13 +76,13 @@ func TestModeGetRequest(t *testing.T) { }) // set chunk to synced state - err = db.NewSetter(chunk.ModeSetSync).Set(ch.Address()) + err = db.Set(context.Background(), chunk.ModeSetSync, ch.Address()) if err != nil { t.Fatal(err) } t.Run("first get", func(t *testing.T) { - got, err := requester.Get(ch.Address()) + got, err := db.Get(context.Background(), chunk.ModeGetRequest, ch.Address()) if err != nil { t.Fatal(err) } @@ -113,7 +112,7 @@ func TestModeGetRequest(t *testing.T) { return accessTimestamp })() - got, err := requester.Get(ch.Address()) + got, err := db.Get(context.Background(), chunk.ModeGetRequest, ch.Address()) if err != nil { t.Fatal(err) } @@ -150,12 +149,12 @@ func TestModeGetSync(t *testing.T) { ch := generateTestRandomChunk() - err := db.NewPutter(chunk.ModePutUpload).Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - got, err := db.NewGetter(chunk.ModeGetSync).Get(ch.Address()) + got, err := db.Get(context.Background(), chunk.ModeGetSync, ch.Address()) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/mode_has.go b/swarm/storage/localstore/mode_has.go index b935394d93..fea8a50bf0 100644 --- a/swarm/storage/localstore/mode_has.go +++ b/swarm/storage/localstore/mode_has.go @@ -22,24 +22,6 @@ import ( "github.com/ethereum/go-ethereum/swarm/chunk" ) -// Hasser provides Has method to retrieve Chunks -// from database. -type Hasser struct { - db *DB -} - -// NewHasser returns a new Hasser on database. -func (db *DB) NewHasser() *Hasser { - return &Hasser{ - db: db, - } -} - -// Has returns true if the chunk is stored in database. -func (h *Hasser) Has(addr chunk.Address) (bool, error) { - return h.db.retrievalDataIndex.Has(addressToItem(addr)) -} - // Has returns true if the chunk is stored in database. func (db *DB) Has(_ context.Context, addr chunk.Address) (bool, error) { return db.retrievalDataIndex.Has(addressToItem(addr)) diff --git a/swarm/storage/localstore/mode_has_test.go b/swarm/storage/localstore/mode_has_test.go index ca1def65eb..db2f6bfbcd 100644 --- a/swarm/storage/localstore/mode_has_test.go +++ b/swarm/storage/localstore/mode_has_test.go @@ -17,6 +17,7 @@ package localstore import ( + "context" "testing" "github.com/ethereum/go-ethereum/swarm/chunk" @@ -30,14 +31,12 @@ func TestHas(t *testing.T) { ch := generateTestRandomChunk() - err := db.NewPutter(chunk.ModePutUpload).Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - hasser := db.NewHasser() - - has, err := hasser.Has(ch.Address()) + has, err := db.Has(context.Background(), ch.Address()) if err != nil { t.Fatal(err) } @@ -47,7 +46,7 @@ func TestHas(t *testing.T) { missingChunk := generateTestRandomChunk() - has, err = hasser.Has(missingChunk.Address()) + has, err = db.Has(context.Background(), missingChunk.Address()) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/mode_put.go b/swarm/storage/localstore/mode_put.go index cbbd7f9506..afe4a92b85 100644 --- a/swarm/storage/localstore/mode_put.go +++ b/swarm/storage/localstore/mode_put.go @@ -24,28 +24,6 @@ import ( "github.com/syndtr/goleveldb/leveldb" ) -// Putter provides Put method to store Chunks -// to database. -type Putter struct { - db *DB - mode chunk.ModePut -} - -// NewPutter returns a new Putter on database -// with a specific Mode. -func (db *DB) NewPutter(mode chunk.ModePut) *Putter { - return &Putter{ - mode: mode, - db: db, - } -} - -// Put stores the Chunk to database and depending -// on the Putter mode, it updates required indexes. -func (p *Putter) Put(ch chunk.Chunk) (err error) { - return p.db.put(p.mode, chunkToItem(ch)) -} - // Put stores the Chunk to database and depending // on the Putter mode, it updates required indexes. // Put is required to implement chunk.Store diff --git a/swarm/storage/localstore/mode_put_test.go b/swarm/storage/localstore/mode_put_test.go index 3acc9150a8..12a3610271 100644 --- a/swarm/storage/localstore/mode_put_test.go +++ b/swarm/storage/localstore/mode_put_test.go @@ -18,6 +18,7 @@ package localstore import ( "bytes" + "context" "fmt" "sync" "testing" @@ -31,9 +32,7 @@ func TestModePutRequest(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - putter := db.NewPutter(chunk.ModePutRequest) - - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() // keep the record when the chunk is stored var storeTimestamp int64 @@ -46,12 +45,12 @@ func TestModePutRequest(t *testing.T) { storeTimestamp = wantTimestamp - err := putter.Put(chunk) + err := db.Put(context.Background(), chunk.ModePutRequest, ch) if err != nil { t.Fatal(err) } - t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, wantTimestamp, wantTimestamp)) + t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, ch, wantTimestamp, wantTimestamp)) t.Run("gc index count", newItemsCountTest(db.gcIndex, 1)) @@ -64,12 +63,12 @@ func TestModePutRequest(t *testing.T) { return wantTimestamp })() - err := putter.Put(chunk) + err := db.Put(context.Background(), chunk.ModePutRequest, ch) if err != nil { t.Fatal(err) } - t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, chunk, storeTimestamp, wantTimestamp)) + t.Run("retrieve indexes", newRetrieveIndexesTestWithAccess(db, ch, storeTimestamp, wantTimestamp)) t.Run("gc index count", newItemsCountTest(db.gcIndex, 1)) @@ -89,7 +88,7 @@ func TestModePutSync(t *testing.T) { ch := generateTestRandomChunk() - err := db.NewPutter(chunk.ModePutSync).Put(ch) + err := db.Put(context.Background(), chunk.ModePutSync, ch) if err != nil { t.Fatal(err) } @@ -111,7 +110,7 @@ func TestModePutUpload(t *testing.T) { ch := generateTestRandomChunk() - err := db.NewPutter(chunk.ModePutUpload).Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -140,14 +139,13 @@ func TestModePutUpload_parallel(t *testing.T) { // start uploader workers for i := 0; i < workerCount; i++ { go func(i int) { - uploader := db.NewPutter(chunk.ModePutUpload) for { select { - case chunk, ok := <-chunkChan: + case ch, ok := <-chunkChan: if !ok { return } - err := uploader.Put(chunk) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) select { case errChan <- err: case <-doneChan: @@ -188,17 +186,15 @@ func TestModePutUpload_parallel(t *testing.T) { } // get every chunk and validate its data - getter := db.NewGetter(chunk.ModeGetRequest) - chunksMu.Lock() defer chunksMu.Unlock() - for _, chunk := range chunks { - got, err := getter.Get(chunk.Address()) + for _, ch := range chunks { + got, err := db.Get(context.Background(), chunk.ModeGetRequest, ch.Address()) if err != nil { t.Fatal(err) } - if !bytes.Equal(got.Data(), chunk.Data()) { - t.Fatalf("got chunk %s data %x, want %x", chunk.Address().Hex(), got.Data(), chunk.Data()) + if !bytes.Equal(got.Data(), ch.Data()) { + t.Fatalf("got chunk %s data %x, want %x", ch.Address().Hex(), got.Data(), ch.Data()) } } } @@ -270,7 +266,6 @@ func benchmarkPutUpload(b *testing.B, o *Options, count, maxParallelUploads int) db, cleanupFunc := newTestDB(b, o) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) chunks := make([]chunk.Chunk, count) for i := 0; i < count; i++ { chunks[i] = generateTestRandomChunk() @@ -285,8 +280,7 @@ func benchmarkPutUpload(b *testing.B, o *Options, count, maxParallelUploads int) go func(i int) { defer func() { <-sem }() - - errs <- uploader.Put(chunks[i]) + errs <- db.Put(context.Background(), chunk.ModePutUpload, chunks[i]) }(i) } }() diff --git a/swarm/storage/localstore/mode_set.go b/swarm/storage/localstore/mode_set.go index fd22bb48d2..13e98d1ec3 100644 --- a/swarm/storage/localstore/mode_set.go +++ b/swarm/storage/localstore/mode_set.go @@ -23,28 +23,6 @@ import ( "github.com/syndtr/goleveldb/leveldb" ) -// Setter sets the state of a particular -// Chunk in database by changing indexes. -type Setter struct { - db *DB - mode chunk.ModeSet -} - -// NewSetter returns a new Setter on database -// with a specific Mode. -func (db *DB) NewSetter(mode chunk.ModeSet) *Setter { - return &Setter{ - mode: mode, - db: db, - } -} - -// Set updates database indexes for a specific -// chunk represented by the address. -func (s *Setter) Set(addr chunk.Address) (err error) { - return s.db.set(s.mode, addr) -} - // Set updates database indexes for a specific // chunk represented by the address. // Set is required to implement chunk.Store diff --git a/swarm/storage/localstore/mode_set_test.go b/swarm/storage/localstore/mode_set_test.go index ff1c7aba3d..d9182a1580 100644 --- a/swarm/storage/localstore/mode_set_test.go +++ b/swarm/storage/localstore/mode_set_test.go @@ -17,6 +17,7 @@ package localstore import ( + "context" "testing" "time" @@ -36,7 +37,7 @@ func TestModeSetAccess(t *testing.T) { return wantTimestamp })() - err := db.NewSetter(chunk.ModeSetAccess).Set(ch.Address()) + err := db.Set(context.Background(), chunk.ModeSetAccess, ch.Address()) if err != nil { t.Fatal(err) } @@ -64,12 +65,12 @@ func TestModeSetSync(t *testing.T) { return wantTimestamp })() - err := db.NewPutter(chunk.ModePutUpload).Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - err = db.NewSetter(chunk.ModeSetSync).Set(ch.Address()) + err = db.Set(context.Background(), chunk.ModeSetSync, ch.Address()) if err != nil { t.Fatal(err) } @@ -92,12 +93,12 @@ func TestModeSetRemove(t *testing.T) { ch := generateTestRandomChunk() - err := db.NewPutter(chunk.ModePutUpload).Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - err = db.NewSetter(chunk.ModeSetRemove).Set(ch.Address()) + err = db.Set(context.Background(), chunk.ModeSetRemove, ch.Address()) if err != nil { t.Fatal(err) } @@ -125,5 +126,4 @@ func TestModeSetRemove(t *testing.T) { t.Run("gc index count", newItemsCountTest(db.gcIndex, 0)) t.Run("gc size", newIndexGCSizeTest(db)) - } diff --git a/swarm/storage/localstore/retrieval_index_test.go b/swarm/storage/localstore/retrieval_index_test.go index 7e1f9f37dd..43fa77786a 100644 --- a/swarm/storage/localstore/retrieval_index_test.go +++ b/swarm/storage/localstore/retrieval_index_test.go @@ -17,6 +17,7 @@ package localstore import ( + "context" "strconv" "testing" @@ -61,17 +62,14 @@ func benchmarkRetrievalIndexes(b *testing.B, o *Options, count int) { b.StopTimer() db, cleanupFunc := newTestDB(b, o) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - syncer := db.NewSetter(chunk.ModeSetSync) - requester := db.NewGetter(chunk.ModeGetRequest) addrs := make([]chunk.Address, count) for i := 0; i < count; i++ { - chunk := generateTestRandomChunk() - err := uploader.Put(chunk) + ch := generateTestRandomChunk() + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { b.Fatal(err) } - addrs[i] = chunk.Address() + addrs[i] = ch.Address() } // set update gc test hook to signal when // update gc goroutine is done by sending to @@ -85,12 +83,12 @@ func benchmarkRetrievalIndexes(b *testing.B, o *Options, count int) { b.StartTimer() for i := 0; i < count; i++ { - err := syncer.Set(addrs[i]) + err := db.Set(context.Background(), chunk.ModeSetSync, addrs[i]) if err != nil { b.Fatal(err) } - _, err = requester.Get(addrs[i]) + _, err = db.Get(context.Background(), chunk.ModeGetRequest, addrs[i]) if err != nil { b.Fatal(err) } @@ -133,7 +131,6 @@ func benchmarkUpload(b *testing.B, o *Options, count int) { b.StopTimer() db, cleanupFunc := newTestDB(b, o) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) chunks := make([]chunk.Chunk, count) for i := 0; i < count; i++ { chunk := generateTestRandomChunk() @@ -142,7 +139,7 @@ func benchmarkUpload(b *testing.B, o *Options, count int) { b.StartTimer() for i := 0; i < count; i++ { - err := uploader.Put(chunks[i]) + err := db.Put(context.Background(), chunk.ModePutUpload, chunks[i]) if err != nil { b.Fatal(err) } diff --git a/swarm/storage/localstore/subscription_pull_test.go b/swarm/storage/localstore/subscription_pull_test.go index 11336aab9a..0b38e098fd 100644 --- a/swarm/storage/localstore/subscription_pull_test.go +++ b/swarm/storage/localstore/subscription_pull_test.go @@ -36,15 +36,13 @@ func TestDB_SubscribePull(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - addrs := make(map[uint8][]chunk.Address) var addrsMu sync.Mutex var wantedChunksCount int // prepopulate database with some chunks // before the subscription - uploadRandomChunksBin(t, db, uploader, addrs, &addrsMu, &wantedChunksCount, 10) + uploadRandomChunksBin(t, db, addrs, &addrsMu, &wantedChunksCount, 10) // set a timeout on subscription ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second) @@ -63,14 +61,14 @@ func TestDB_SubscribePull(t *testing.T) { } // upload some chunks just after subscribe - uploadRandomChunksBin(t, db, uploader, addrs, &addrsMu, &wantedChunksCount, 5) + uploadRandomChunksBin(t, db, addrs, &addrsMu, &wantedChunksCount, 5) time.Sleep(200 * time.Millisecond) // upload some chunks after some short time // to ensure that subscription will include them // in a dynamic environment - uploadRandomChunksBin(t, db, uploader, addrs, &addrsMu, &wantedChunksCount, 3) + uploadRandomChunksBin(t, db, addrs, &addrsMu, &wantedChunksCount, 3) checkErrChan(ctx, t, errChan, wantedChunksCount) } @@ -83,15 +81,13 @@ func TestDB_SubscribePull_multiple(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - addrs := make(map[uint8][]chunk.Address) var addrsMu sync.Mutex var wantedChunksCount int // prepopulate database with some chunks // before the subscription - uploadRandomChunksBin(t, db, uploader, addrs, &addrsMu, &wantedChunksCount, 10) + uploadRandomChunksBin(t, db, addrs, &addrsMu, &wantedChunksCount, 10) // set a timeout on subscription ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second) @@ -116,14 +112,14 @@ func TestDB_SubscribePull_multiple(t *testing.T) { } // upload some chunks just after subscribe - uploadRandomChunksBin(t, db, uploader, addrs, &addrsMu, &wantedChunksCount, 5) + uploadRandomChunksBin(t, db, addrs, &addrsMu, &wantedChunksCount, 5) time.Sleep(200 * time.Millisecond) // upload some chunks after some short time // to ensure that subscription will include them // in a dynamic environment - uploadRandomChunksBin(t, db, uploader, addrs, &addrsMu, &wantedChunksCount, 3) + uploadRandomChunksBin(t, db, addrs, &addrsMu, &wantedChunksCount, 3) checkErrChan(ctx, t, errChan, wantedChunksCount*subsCount) } @@ -136,8 +132,6 @@ func TestDB_SubscribePull_since(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - addrs := make(map[uint8][]chunk.Address) var addrsMu sync.Mutex var wantedChunksCount int @@ -153,7 +147,7 @@ func TestDB_SubscribePull_since(t *testing.T) { for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := uploader.Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -217,8 +211,6 @@ func TestDB_SubscribePull_until(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - addrs := make(map[uint8][]chunk.Address) var addrsMu sync.Mutex var wantedChunksCount int @@ -234,7 +226,7 @@ func TestDB_SubscribePull_until(t *testing.T) { for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := uploader.Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -298,8 +290,6 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - addrs := make(map[uint8][]chunk.Address) var addrsMu sync.Mutex var wantedChunksCount int @@ -315,7 +305,7 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := uploader.Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -386,14 +376,14 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { // uploadRandomChunksBin uploads random chunks to database and adds them to // the map of addresses ber bin. -func uploadRandomChunksBin(t *testing.T, db *DB, uploader *Putter, addrs map[uint8][]chunk.Address, addrsMu *sync.Mutex, wantedChunksCount *int, count int) { +func uploadRandomChunksBin(t *testing.T, db *DB, addrs map[uint8][]chunk.Address, addrsMu *sync.Mutex, wantedChunksCount *int, count int) { addrsMu.Lock() defer addrsMu.Unlock() for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := uploader.Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -478,8 +468,6 @@ func TestDB_LastPullSubscriptionBinID(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - addrs := make(map[uint8][]chunk.Address) binIDCounter := make(map[uint8]uint64) @@ -495,7 +483,7 @@ func TestDB_LastPullSubscriptionBinID(t *testing.T) { for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := uploader.Put(ch) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/subscription_push_test.go b/swarm/storage/localstore/subscription_push_test.go index 650108befc..e9f629e385 100644 --- a/swarm/storage/localstore/subscription_push_test.go +++ b/swarm/storage/localstore/subscription_push_test.go @@ -34,8 +34,6 @@ func TestDB_SubscribePush(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - chunks := make([]chunk.Chunk, 0) var chunksMu sync.Mutex @@ -44,14 +42,14 @@ func TestDB_SubscribePush(t *testing.T) { defer chunksMu.Unlock() for i := 0; i < count; i++ { - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := uploader.Put(chunk) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - chunks = append(chunks, chunk) + chunks = append(chunks, ch) } } @@ -122,8 +120,6 @@ func TestDB_SubscribePush_multiple(t *testing.T) { db, cleanupFunc := newTestDB(t, nil) defer cleanupFunc() - uploader := db.NewPutter(chunk.ModePutUpload) - addrs := make([]chunk.Address, 0) var addrsMu sync.Mutex @@ -132,14 +128,14 @@ func TestDB_SubscribePush_multiple(t *testing.T) { defer addrsMu.Unlock() for i := 0; i < count; i++ { - chunk := generateTestRandomChunk() + ch := generateTestRandomChunk() - err := uploader.Put(chunk) + err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } - addrs = append(addrs, chunk.Address()) + addrs = append(addrs, ch.Address()) } } From 31f4b0d4c0971f29b4d7ef2b9bff7c95ea9aef71 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Wed, 27 Mar 2019 19:51:45 +0100 Subject: [PATCH 33/38] swarm/network/stream: update handleChunkDeliveryMsg --- swarm/network/stream/delivery.go | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) diff --git a/swarm/network/stream/delivery.go b/swarm/network/stream/delivery.go index 3b76625b35..6fa9f3ad19 100644 --- a/swarm/network/stream/delivery.go +++ b/swarm/network/stream/delivery.go @@ -233,18 +233,13 @@ func (d *Delivery) handleChunkDeliveryMsg(ctx context.Context, sp *Peer, req int peerPO := chunk.Proximity(sp.ID().Bytes(), msg.Addr) po := chunk.Proximity(d.kad.BaseAddr(), msg.Addr) depth := d.kad.NeighbourhoodDepth() - // is the chunk within our area of responsibility? - if po < depth { - // chunks within the area of responsibility should always sync - // https://github.com/ethersphere/go-ethereum/pull/1282#discussion_r269406125 + // chunks within the area of responsibility should always sync + // https://github.com/ethersphere/go-ethereum/pull/1282#discussion_r269406125 + if po >= depth || peerPO < po { mode = chunk.ModePutSync } else { - if peerPO > po { - // do not sync if peer that is sending us a chunk is closer to the chunk then we are - mode = chunk.ModePutRequest - } else { - mode = chunk.ModePutSync - } + // do not sync if peer that is sending us a chunk is closer to the chunk then we are + mode = chunk.ModePutRequest } case *ChunkDeliveryMsgSyncing: msg = (*ChunkDeliveryMsg)(r) From 2e24e996320c1b7dafdf1abdc4fb053818a53f77 Mon Sep 17 00:00:00 2001 From: Janos Guljas Date: Fri, 29 Mar 2019 14:25:34 +0100 Subject: [PATCH 34/38] swarm/storage/localstore: only one item in pull and push indexes for the same chunk --- swarm/storage/localstore/mode_put.go | 36 ++++++++++----- swarm/storage/localstore/mode_put_test.go | 56 +++++++++++++++++++++++ 2 files changed, 80 insertions(+), 12 deletions(-) diff --git a/swarm/storage/localstore/mode_put.go b/swarm/storage/localstore/mode_put.go index afe4a92b85..5691f92b94 100644 --- a/swarm/storage/localstore/mode_put.go +++ b/swarm/storage/localstore/mode_put.go @@ -102,28 +102,40 @@ func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { case chunk.ModePutUpload: // put to indexes: retrieve, push, pull - item.StoreTimestamp = now() - item.BinID, err = db.binIDs.IncInBatch(batch, uint64(db.po(item.Address))) + has, err := db.retrievalDataIndex.Has(item) if err != nil { return err } - db.retrievalDataIndex.PutInBatch(batch, item) - db.pullIndex.PutInBatch(batch, item) - triggerPullFeed = true - db.pushIndex.PutInBatch(batch, item) - triggerPushFeed = true + if !has { + item.StoreTimestamp = now() + item.BinID, err = db.binIDs.IncInBatch(batch, uint64(db.po(item.Address))) + if err != nil { + return err + } + db.retrievalDataIndex.PutInBatch(batch, item) + db.pullIndex.PutInBatch(batch, item) + triggerPullFeed = true + db.pushIndex.PutInBatch(batch, item) + triggerPushFeed = true + } case chunk.ModePutSync: // put to indexes: retrieve, pull - item.StoreTimestamp = now() - item.BinID, err = db.binIDs.IncInBatch(batch, uint64(db.po(item.Address))) + has, err := db.retrievalDataIndex.Has(item) if err != nil { return err } - db.retrievalDataIndex.PutInBatch(batch, item) - db.pullIndex.PutInBatch(batch, item) - triggerPullFeed = true + if !has { + item.StoreTimestamp = now() + item.BinID, err = db.binIDs.IncInBatch(batch, uint64(db.po(item.Address))) + if err != nil { + return err + } + db.retrievalDataIndex.PutInBatch(batch, item) + db.pullIndex.PutInBatch(batch, item) + triggerPullFeed = true + } default: return ErrInvalidMode diff --git a/swarm/storage/localstore/mode_put_test.go b/swarm/storage/localstore/mode_put_test.go index 12a3610271..225ba8280f 100644 --- a/swarm/storage/localstore/mode_put_test.go +++ b/swarm/storage/localstore/mode_put_test.go @@ -199,6 +199,62 @@ func TestModePutUpload_parallel(t *testing.T) { } } +// TestModePut_sameChunk puts the same chunk multiple times +// and validates that all relevant indexes have only one item +// in them. +func TestModePut_sameChunk(t *testing.T) { + ch := generateTestRandomChunk() + + for _, tc := range []struct { + name string + mode chunk.ModePut + pullIndex bool + pushIndex bool + }{ + { + name: "ModePutRequest", + mode: chunk.ModePutRequest, + pullIndex: false, + pushIndex: false, + }, + { + name: "ModePutUpload", + mode: chunk.ModePutUpload, + pullIndex: true, + pushIndex: true, + }, + { + name: "ModePutSync", + mode: chunk.ModePutSync, + pullIndex: true, + pushIndex: false, + }, + } { + t.Run(tc.name, func(t *testing.T) { + db, cleanupFunc := newTestDB(t, nil) + defer cleanupFunc() + + for i := 0; i < 10; i++ { + err := db.Put(context.Background(), tc.mode, ch) + if err != nil { + t.Fatal(err) + } + + count := func(b bool) (c int) { + if b { + return 1 + } + return 0 + } + + newItemsCountTest(db.retrievalDataIndex, 1)(t) + newItemsCountTest(db.pullIndex, count(tc.pullIndex))(t) + newItemsCountTest(db.pushIndex, count(tc.pushIndex))(t) + } + }) + } +} + // BenchmarkPutUpload runs a series of benchmarks that upload // a specific number of chunks in parallel. // From 9c79e262d528135d8a344d00dd60f59c4f5f8ba0 Mon Sep 17 00:00:00 2001 From: Elad Date: Mon, 8 Apr 2019 20:53:40 +0900 Subject: [PATCH 35/38] Revert "swarm/storage/localstore: TestDB_pushIndex_Tags" This reverts commit d8c648b57096893a681de3571a7d40d31518a711. --- swarm/storage/localstore/index_test.go | 48 -------------------------- 1 file changed, 48 deletions(-) diff --git a/swarm/storage/localstore/index_test.go b/swarm/storage/localstore/index_test.go index d5653787c7..d5e94096ff 100644 --- a/swarm/storage/localstore/index_test.go +++ b/swarm/storage/localstore/index_test.go @@ -19,14 +19,10 @@ package localstore import ( "bytes" "context" - "fmt" - "math" "math/rand" "testing" - "time" "github.com/ethereum/go-ethereum/swarm/chunk" - "github.com/ethereum/go-ethereum/swarm/shed" ) // TestDB_pullIndex validates the ordering of keys in pull index. @@ -218,47 +214,3 @@ func TestDB_gcIndex(t *testing.T) { newIndexGCSizeTest(db)(t) }) } - -// TestDB_pushIndex_Tags validates that pushIndex encodes -// and decodes shed index item tags. -func TestDB_pushIndex_Tags(t *testing.T) { - db, cleanupFunc := newTestDB(t, nil) - defer cleanupFunc() - - for _, tc := range []struct { - tags []uint64 - }{ - {tags: nil}, - {tags: []uint64{}}, - {tags: []uint64{0}}, - {tags: []uint64{math.MaxUint64}}, - {tags: []uint64{1, 2, 3, 100, 256}}, - {tags: []uint64{64, 65, 256, 257, 1024, 1025, math.MaxUint64}}, - } { - ch := generateTestRandomChunk() - - i := shed.Item{ - Address: ch.Address(), - StoreTimestamp: time.Now().UnixNano(), - Tags: tc.tags, - } - - if err := db.pushIndex.Put(i); err != nil { - t.Fatal(err) - } - - got, err := db.pushIndex.Get(shed.Item{ - Address: i.Address, - StoreTimestamp: i.StoreTimestamp, - }) - if err != nil { - t.Fatal(err) - } - - wantTags := fmt.Sprint(tc.tags) - gotTags := fmt.Sprint(got.Tags) - if gotTags != wantTags { - t.Errorf("got tags %s, want %s", gotTags, wantTags) - } - } -} From ca7dcc216157a93cc317fac6af237c6d370783ef Mon Sep 17 00:00:00 2001 From: Elad Date: Mon, 8 Apr 2019 20:54:08 +0900 Subject: [PATCH 36/38] Revert "swarm/storage, swarm/shed: add support for persisting push tags" This reverts commit b828a34fca8d3d2c599282b39dc8509660fac444. --- swarm/shed/index.go | 1 - swarm/storage/localstore/localstore.go | 21 +-------------------- 2 files changed, 1 insertion(+), 21 deletions(-) diff --git a/swarm/shed/index.go b/swarm/shed/index.go index 815f930670..38afbce4ca 100644 --- a/swarm/shed/index.go +++ b/swarm/shed/index.go @@ -41,7 +41,6 @@ type Item struct { AccessTimestamp int64 StoreTimestamp int64 BinID uint64 - Tags []uint64 } // Merge is a helper method to construct a new diff --git a/swarm/storage/localstore/localstore.go b/swarm/storage/localstore/localstore.go index e25c65699d..dc7926db32 100644 --- a/swarm/storage/localstore/localstore.go +++ b/swarm/storage/localstore/localstore.go @@ -287,28 +287,9 @@ func New(path string, baseKey []byte, o *Options) (db *DB, err error) { return e, nil }, EncodeValue: func(fields shed.Item) (value []byte, err error) { - valueBuffer := []byte{} - buf := make([]byte, binary.MaxVarintLen64) - - for _, v := range fields.Tags { - n := binary.PutUvarint(buf, v) - if n > 0 { - valueBuffer = append(valueBuffer, buf[:n]...) - } - } - - return valueBuffer, nil + return nil, nil }, DecodeValue: func(keyItem shed.Item, value []byte) (e shed.Item, err error) { - for { - v, n := binary.Uvarint(value) - if n > 0 { - e.Tags = append(e.Tags, v) - } else { - break - } - value = value[n:] - } return e, nil }, }) From e4d723cb3605860db073e723f678238d6897ca1e Mon Sep 17 00:00:00 2001 From: Elad Date: Tue, 9 Apr 2019 21:30:08 +0900 Subject: [PATCH 37/38] swarm/chunk, swarm/storage: adjust Store.Put interface to return boolean on chunk exists (#1330) * swarm/chunk, swarm/storage: change chunk store interface to return bool on item exists * swarm/storage: adjust put test to cover `exists` param * swarm/storage/localstore: fix test assertions --- swarm/chunk/chunk.go | 6 +-- swarm/network/stream/common_test.go | 2 +- swarm/network/stream/delivery.go | 2 +- swarm/network/stream/delivery_test.go | 4 +- swarm/storage/common_test.go | 8 ++-- swarm/storage/feed/handler_test.go | 6 +-- swarm/storage/hasherstore.go | 3 +- swarm/storage/localstore/export.go | 3 +- swarm/storage/localstore/export_test.go | 2 +- swarm/storage/localstore/gc_test.go | 8 ++-- swarm/storage/localstore/index_test.go | 4 +- swarm/storage/localstore/localstore_test.go | 4 +- swarm/storage/localstore/mode_get_test.go | 4 +- swarm/storage/localstore/mode_has_test.go | 2 +- swarm/storage/localstore/mode_put.go | 38 ++++++++++--------- swarm/storage/localstore/mode_put_test.go | 26 +++++++++---- swarm/storage/localstore/mode_set_test.go | 4 +- .../localstore/retrieval_index_test.go | 4 +- .../localstore/subscription_pull_test.go | 10 ++--- .../localstore/subscription_push_test.go | 4 +- swarm/storage/netstore.go | 8 ++-- swarm/storage/netstore_test.go | 10 ++--- swarm/storage/types.go | 4 +- 23 files changed, 93 insertions(+), 73 deletions(-) diff --git a/swarm/chunk/chunk.go b/swarm/chunk/chunk.go index c57d55ecc4..c8551814c2 100644 --- a/swarm/chunk/chunk.go +++ b/swarm/chunk/chunk.go @@ -164,7 +164,7 @@ func (d *Descriptor) String() string { type Store interface { Get(ctx context.Context, mode ModeGet, addr Address) (ch Chunk, err error) - Put(ctx context.Context, mode ModePut, ch Chunk) (err error) + Put(ctx context.Context, mode ModePut, ch Chunk) (exists bool, err error) Has(ctx context.Context, addr Address) (yes bool, err error) Set(ctx context.Context, mode ModeSet, addr Address) (err error) LastPullSubscriptionBinID(bin uint8) (id uint64, err error) @@ -202,11 +202,11 @@ func NewValidatorStore(store Store, validators ...Validator) (s *ValidatorStore) // Put overrides Store put method with validators check. If one of the validators // return true, the chunk is considered valid and Store Put method is called. // If all validators return false, ErrChunkInvalid is returned. -func (s *ValidatorStore) Put(ctx context.Context, mode ModePut, ch Chunk) (err error) { +func (s *ValidatorStore) Put(ctx context.Context, mode ModePut, ch Chunk) (exists bool, err error) { for _, v := range s.validators { if v.Validate(ch) { return s.Store.Put(ctx, mode, ch) } } - return ErrChunkInvalid + return false, ErrChunkInvalid } diff --git a/swarm/network/stream/common_test.go b/swarm/network/stream/common_test.go index 9c589c0378..1b2812f4ff 100644 --- a/swarm/network/stream/common_test.go +++ b/swarm/network/stream/common_test.go @@ -236,7 +236,7 @@ func (rrs *roundRobinStore) Get(_ context.Context, _ chunk.ModeGet, _ storage.Ad return nil, errors.New("roundRobinStore doesn't support Get") } -func (rrs *roundRobinStore) Put(ctx context.Context, mode chunk.ModePut, ch storage.Chunk) error { +func (rrs *roundRobinStore) Put(ctx context.Context, mode chunk.ModePut, ch storage.Chunk) (bool, error) { i := atomic.AddUint32(&rrs.index, 1) idx := int(i) % len(rrs.stores) return rrs.stores[idx].Put(ctx, mode, ch) diff --git a/swarm/network/stream/delivery.go b/swarm/network/stream/delivery.go index 6fa9f3ad19..0596667239 100644 --- a/swarm/network/stream/delivery.go +++ b/swarm/network/stream/delivery.go @@ -262,7 +262,7 @@ func (d *Delivery) handleChunkDeliveryMsg(ctx context.Context, sp *Peer, req int msg.peer = sp log.Trace("handle.chunk.delivery", "put", msg.Addr) - err := d.chunkStore.Put(ctx, mode, storage.NewChunk(msg.Addr, msg.SData)) + _, err := d.chunkStore.Put(ctx, mode, storage.NewChunk(msg.Addr, msg.SData)) if err != nil { if err == storage.ErrChunkInvalid { // we removed this log because it spams the logs diff --git a/swarm/network/stream/delivery_test.go b/swarm/network/stream/delivery_test.go index e7f1e01c6b..801e6d98ac 100644 --- a/swarm/network/stream/delivery_test.go +++ b/swarm/network/stream/delivery_test.go @@ -191,7 +191,7 @@ func TestStreamerUpstreamRetrieveRequestMsgExchange(t *testing.T) { hash := storage.Address(hash0[:]) ch := storage.NewChunk(hash, hash) - err = localStore.Put(context.TODO(), chunk.ModePutUpload, ch) + _, err = localStore.Put(context.TODO(), chunk.ModePutUpload, ch) if err != nil { t.Fatalf("Expected no err got %v", err) } @@ -243,7 +243,7 @@ func TestStreamerUpstreamRetrieveRequestMsgExchange(t *testing.T) { hash = storage.Address(hash1[:]) ch = storage.NewChunk(hash, hash1[:]) - err = localStore.Put(context.TODO(), chunk.ModePutUpload, ch) + _, err = localStore.Put(context.TODO(), chunk.ModePutUpload, ch) if err != nil { t.Fatalf("Expected no err got %v", err) } diff --git a/swarm/storage/common_test.go b/swarm/storage/common_test.go index a4e7120dfa..100e778a39 100644 --- a/swarm/storage/common_test.go +++ b/swarm/storage/common_test.go @@ -70,8 +70,9 @@ func mput(store ChunkStore, n int, f func(i int64) Chunk) (hs []Chunk, err error for i := int64(0); i < int64(n); i++ { ch := f(chunk.DefaultSize) go func() { + _, err := store.Put(ctx, chunk.ModePutUpload, ch) select { - case errc <- store.Put(ctx, chunk.ModePutUpload, ch): + case errc <- err: case <-ctx.Done(): } }() @@ -224,11 +225,12 @@ func NewMapChunkStore() *MapChunkStore { } } -func (m *MapChunkStore) Put(_ context.Context, _ chunk.ModePut, ch Chunk) error { +func (m *MapChunkStore) Put(_ context.Context, _ chunk.ModePut, ch Chunk) (bool, error) { m.mu.Lock() defer m.mu.Unlock() + _, exists := m.chunks[ch.Address().Hex()] m.chunks[ch.Address().Hex()] = ch - return nil + return exists, nil } func (m *MapChunkStore) Get(_ context.Context, _ chunk.ModeGet, ref Address) (Chunk, error) { diff --git a/swarm/storage/feed/handler_test.go b/swarm/storage/feed/handler_test.go index e8b6c9f916..c4f6fe689e 100644 --- a/swarm/storage/feed/handler_test.go +++ b/swarm/storage/feed/handler_test.go @@ -446,15 +446,15 @@ func TestValidatorInStore(t *testing.T) { } // put the chunks in the store and check their error status - err = store.Put(context.Background(), chunk.ModePutUpload, goodChunk) + _, err = store.Put(context.Background(), chunk.ModePutUpload, goodChunk) if err == nil { t.Fatal("expected error on good content address chunk with feed update validator only, but got nil") } - err = store.Put(context.Background(), chunk.ModePutUpload, badChunk) + _, err = store.Put(context.Background(), chunk.ModePutUpload, badChunk) if err == nil { t.Fatal("expected error on bad content address chunk with feed update validator only, but got nil") } - err = store.Put(context.Background(), chunk.ModePutUpload, uglyChunk) + _, err = store.Put(context.Background(), chunk.ModePutUpload, uglyChunk) if err != nil { t.Fatalf("expected no error on feed update chunk with feed update validator only, but got: %s", err) } diff --git a/swarm/storage/hasherstore.go b/swarm/storage/hasherstore.go index b7880da2fc..2e4a1c11b0 100644 --- a/swarm/storage/hasherstore.go +++ b/swarm/storage/hasherstore.go @@ -242,8 +242,9 @@ func (h *hasherStore) newDataEncryption(key encryption.Key) encryption.Encryptio func (h *hasherStore) storeChunk(ctx context.Context, ch Chunk) { atomic.AddUint64(&h.nrChunks, 1) go func() { + _, err := h.store.Put(ctx, chunk.ModePutUpload, ch) select { - case h.errC <- h.store.Put(ctx, chunk.ModePutUpload, ch): + case h.errC <- err: case <-h.quitC: } }() diff --git a/swarm/storage/localstore/export.go b/swarm/storage/localstore/export.go index 42585d59df..e7d191f4da 100644 --- a/swarm/storage/localstore/export.go +++ b/swarm/storage/localstore/export.go @@ -157,8 +157,9 @@ func (db *DB) Import(r io.Reader) (count int64, err error) { } go func() { + _, err := db.Put(ctx, chunk.ModePutUpload, ch) select { - case errC <- db.Put(ctx, chunk.ModePutUpload, ch): + case errC <- err: case <-ctx.Done(): } }() diff --git a/swarm/storage/localstore/export_test.go b/swarm/storage/localstore/export_test.go index e1644421bd..6aa24b0b7c 100644 --- a/swarm/storage/localstore/export_test.go +++ b/swarm/storage/localstore/export_test.go @@ -37,7 +37,7 @@ func TestExportImport(t *testing.T) { for i := 0; i < chunkCount; i++ { ch := generateTestRandomChunk() - err := db1.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db1.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/gc_test.go b/swarm/storage/localstore/gc_test.go index 53f4561f59..4a6e0a5f41 100644 --- a/swarm/storage/localstore/gc_test.go +++ b/swarm/storage/localstore/gc_test.go @@ -70,7 +70,7 @@ func testDB_collectGarbageWorker(t *testing.T) { for i := 0; i < chunkCount; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -143,7 +143,7 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { for i := 0; i < int(db.capacity)-1; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -186,7 +186,7 @@ func TestDB_collectGarbageWorker_withRequests(t *testing.T) { // upload and sync another chunk to trigger // garbage collection ch := generateTestRandomChunk() - err = db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err = db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -275,7 +275,7 @@ func TestDB_gcSize(t *testing.T) { for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/index_test.go b/swarm/storage/localstore/index_test.go index d5e94096ff..0f23aa10a2 100644 --- a/swarm/storage/localstore/index_test.go +++ b/swarm/storage/localstore/index_test.go @@ -44,7 +44,7 @@ func TestDB_pullIndex(t *testing.T) { for i := 0; i < chunkCount; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -89,7 +89,7 @@ func TestDB_gcIndex(t *testing.T) { for i := 0; i < chunkCount; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/localstore_test.go b/swarm/storage/localstore/localstore_test.go index 2dc5e0d462..6dbc4b7ad0 100644 --- a/swarm/storage/localstore/localstore_test.go +++ b/swarm/storage/localstore/localstore_test.go @@ -62,7 +62,7 @@ func TestDB(t *testing.T) { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -116,7 +116,7 @@ func TestDB_updateGCSem(t *testing.T) { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/mode_get_test.go b/swarm/storage/localstore/mode_get_test.go index 06f8e4b69e..217fa5d2d2 100644 --- a/swarm/storage/localstore/mode_get_test.go +++ b/swarm/storage/localstore/mode_get_test.go @@ -37,7 +37,7 @@ func TestModeGetRequest(t *testing.T) { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -149,7 +149,7 @@ func TestModeGetSync(t *testing.T) { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/mode_has_test.go b/swarm/storage/localstore/mode_has_test.go index db2f6bfbcd..043b21a2b1 100644 --- a/swarm/storage/localstore/mode_has_test.go +++ b/swarm/storage/localstore/mode_has_test.go @@ -31,7 +31,7 @@ func TestHas(t *testing.T) { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/mode_put.go b/swarm/storage/localstore/mode_put.go index 5691f92b94..488e4d8e1a 100644 --- a/swarm/storage/localstore/mode_put.go +++ b/swarm/storage/localstore/mode_put.go @@ -28,7 +28,7 @@ import ( // on the Putter mode, it updates required indexes. // Put is required to implement chunk.Store // interface. -func (db *DB) Put(_ context.Context, mode chunk.ModePut, ch chunk.Chunk) (err error) { +func (db *DB) Put(_ context.Context, mode chunk.ModePut, ch chunk.Chunk) (exists bool, err error) { return db.put(mode, chunkToItem(ch)) } @@ -37,7 +37,7 @@ func (db *DB) Put(_ context.Context, mode chunk.ModePut, ch chunk.Chunk) (err er // of this function for the same address in parallel. // Item fields Address and Data must not be // with their nil values. -func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { +func (db *DB) put(mode chunk.ModePut, item shed.Item) (exists bool, err error) { // protect parallel updates db.batchMu.Lock() defer db.batchMu.Unlock() @@ -59,21 +59,25 @@ func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { i, err := db.retrievalAccessIndex.Get(item) switch err { case nil: + exists = true item.AccessTimestamp = i.AccessTimestamp case leveldb.ErrNotFound: + exists = false // no chunk accesses default: - return err + return false, err } i, err = db.retrievalDataIndex.Get(item) switch err { case nil: + exists = true item.StoreTimestamp = i.StoreTimestamp item.BinID = i.BinID case leveldb.ErrNotFound: // no chunk accesses + exists = false default: - return err + return false, err } if item.AccessTimestamp != 0 { // delete current entry from the gc index @@ -86,7 +90,7 @@ func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { if item.BinID == 0 { item.BinID, err = db.binIDs.IncInBatch(batch, uint64(db.po(item.Address))) if err != nil { - return err + return false, err } } // update access timestamp @@ -102,15 +106,15 @@ func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { case chunk.ModePutUpload: // put to indexes: retrieve, push, pull - has, err := db.retrievalDataIndex.Has(item) + exists, err = db.retrievalDataIndex.Has(item) if err != nil { - return err + return false, err } - if !has { + if !exists { item.StoreTimestamp = now() item.BinID, err = db.binIDs.IncInBatch(batch, uint64(db.po(item.Address))) if err != nil { - return err + return false, err } db.retrievalDataIndex.PutInBatch(batch, item) db.pullIndex.PutInBatch(batch, item) @@ -122,15 +126,15 @@ func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { case chunk.ModePutSync: // put to indexes: retrieve, pull - has, err := db.retrievalDataIndex.Has(item) + exists, err = db.retrievalDataIndex.Has(item) if err != nil { - return err + return exists, err } - if !has { + if !exists { item.StoreTimestamp = now() item.BinID, err = db.binIDs.IncInBatch(batch, uint64(db.po(item.Address))) if err != nil { - return err + return false, err } db.retrievalDataIndex.PutInBatch(batch, item) db.pullIndex.PutInBatch(batch, item) @@ -138,17 +142,17 @@ func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { } default: - return ErrInvalidMode + return false, ErrInvalidMode } err = db.incGCSizeInBatch(batch, gcSizeChange) if err != nil { - return err + return false, err } err = db.shed.WriteBatch(batch) if err != nil { - return err + return false, err } if triggerPullFeed { db.triggerPullSubscriptions(db.po(item.Address)) @@ -156,5 +160,5 @@ func (db *DB) put(mode chunk.ModePut, item shed.Item) (err error) { if triggerPushFeed { db.triggerPushSubscriptions() } - return nil + return exists, nil } diff --git a/swarm/storage/localstore/mode_put_test.go b/swarm/storage/localstore/mode_put_test.go index 225ba8280f..5376aa8b38 100644 --- a/swarm/storage/localstore/mode_put_test.go +++ b/swarm/storage/localstore/mode_put_test.go @@ -45,7 +45,7 @@ func TestModePutRequest(t *testing.T) { storeTimestamp = wantTimestamp - err := db.Put(context.Background(), chunk.ModePutRequest, ch) + _, err := db.Put(context.Background(), chunk.ModePutRequest, ch) if err != nil { t.Fatal(err) } @@ -63,7 +63,7 @@ func TestModePutRequest(t *testing.T) { return wantTimestamp })() - err := db.Put(context.Background(), chunk.ModePutRequest, ch) + _, err := db.Put(context.Background(), chunk.ModePutRequest, ch) if err != nil { t.Fatal(err) } @@ -88,7 +88,7 @@ func TestModePutSync(t *testing.T) { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutSync, ch) + _, err := db.Put(context.Background(), chunk.ModePutSync, ch) if err != nil { t.Fatal(err) } @@ -110,7 +110,7 @@ func TestModePutUpload(t *testing.T) { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -145,7 +145,7 @@ func TestModePutUpload_parallel(t *testing.T) { if !ok { return } - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) select { case errChan <- err: case <-doneChan: @@ -235,10 +235,20 @@ func TestModePut_sameChunk(t *testing.T) { defer cleanupFunc() for i := 0; i < 10; i++ { - err := db.Put(context.Background(), tc.mode, ch) + exists, err := db.Put(context.Background(), tc.mode, ch) if err != nil { t.Fatal(err) } + switch exists { + case false: + if i != 0 { + t.Fatal("should not exist only on first Put") + } + case true: + if i == 0 { + t.Fatal("should exist on all cases other than the first one") + } + } count := func(b bool) (c int) { if b { @@ -336,7 +346,9 @@ func benchmarkPutUpload(b *testing.B, o *Options, count, maxParallelUploads int) go func(i int) { defer func() { <-sem }() - errs <- db.Put(context.Background(), chunk.ModePutUpload, chunks[i]) + + _, err := db.Put(context.Background(), chunk.ModePutUpload, chunks[i]) + errs <- err }(i) } }() diff --git a/swarm/storage/localstore/mode_set_test.go b/swarm/storage/localstore/mode_set_test.go index d9182a1580..9ba62cd206 100644 --- a/swarm/storage/localstore/mode_set_test.go +++ b/swarm/storage/localstore/mode_set_test.go @@ -65,7 +65,7 @@ func TestModeSetSync(t *testing.T) { return wantTimestamp })() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -93,7 +93,7 @@ func TestModeSetRemove(t *testing.T) { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/retrieval_index_test.go b/swarm/storage/localstore/retrieval_index_test.go index 43fa77786a..4ca2e32e61 100644 --- a/swarm/storage/localstore/retrieval_index_test.go +++ b/swarm/storage/localstore/retrieval_index_test.go @@ -65,7 +65,7 @@ func benchmarkRetrievalIndexes(b *testing.B, o *Options, count int) { addrs := make([]chunk.Address, count) for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { b.Fatal(err) } @@ -139,7 +139,7 @@ func benchmarkUpload(b *testing.B, o *Options, count int) { b.StartTimer() for i := 0; i < count; i++ { - err := db.Put(context.Background(), chunk.ModePutUpload, chunks[i]) + _, err := db.Put(context.Background(), chunk.ModePutUpload, chunks[i]) if err != nil { b.Fatal(err) } diff --git a/swarm/storage/localstore/subscription_pull_test.go b/swarm/storage/localstore/subscription_pull_test.go index 0b38e098fd..bf364ed444 100644 --- a/swarm/storage/localstore/subscription_pull_test.go +++ b/swarm/storage/localstore/subscription_pull_test.go @@ -147,7 +147,7 @@ func TestDB_SubscribePull_since(t *testing.T) { for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -226,7 +226,7 @@ func TestDB_SubscribePull_until(t *testing.T) { for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -305,7 +305,7 @@ func TestDB_SubscribePull_sinceAndUntil(t *testing.T) { for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -383,7 +383,7 @@ func uploadRandomChunksBin(t *testing.T, db *DB, addrs map[uint8][]chunk.Address for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -483,7 +483,7 @@ func TestDB_LastPullSubscriptionBinID(t *testing.T) { for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/subscription_push_test.go b/swarm/storage/localstore/subscription_push_test.go index e9f629e385..6124a534bd 100644 --- a/swarm/storage/localstore/subscription_push_test.go +++ b/swarm/storage/localstore/subscription_push_test.go @@ -44,7 +44,7 @@ func TestDB_SubscribePush(t *testing.T) { for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } @@ -130,7 +130,7 @@ func TestDB_SubscribePush_multiple(t *testing.T) { for i := 0; i < count; i++ { ch := generateTestRandomChunk() - err := db.Put(context.Background(), chunk.ModePutUpload, ch) + _, err := db.Put(context.Background(), chunk.ModePutUpload, ch) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/netstore.go b/swarm/storage/netstore.go index 2d8aee2210..b675384ce7 100644 --- a/swarm/storage/netstore.go +++ b/swarm/storage/netstore.go @@ -76,14 +76,14 @@ func NewNetStore(store chunk.Store, nnf NewNetFetcherFunc) (*NetStore, error) { // Put stores a chunk in localstore, and delivers to all requestor peers using the fetcher stored in // the fetchers cache -func (n *NetStore) Put(ctx context.Context, mode chunk.ModePut, ch Chunk) error { +func (n *NetStore) Put(ctx context.Context, mode chunk.ModePut, ch Chunk) (bool, error) { n.mu.Lock() defer n.mu.Unlock() // put to the chunk to the store, there should be no error - err := n.Store.Put(ctx, mode, ch) + exists, err := n.Store.Put(ctx, mode, ch) if err != nil { - return err + return exists, err } // if chunk is now put in the store, check if there was an active fetcher and call deliver on it @@ -93,7 +93,7 @@ func (n *NetStore) Put(ctx context.Context, mode chunk.ModePut, ch Chunk) error log.Trace("n.getFetcher deliver", "ref", ch.Address()) f.deliver(ctx, ch) } - return nil + return exists, nil } // Get retrieves the chunk from the NetStore DPA synchronously. diff --git a/swarm/storage/netstore_test.go b/swarm/storage/netstore_test.go index 621fbe75a2..dc0727987f 100644 --- a/swarm/storage/netstore_test.go +++ b/swarm/storage/netstore_test.go @@ -131,7 +131,7 @@ func TestNetStoreGetAndPut(t *testing.T) { return } - err := netStore.Put(ctx, chunk.ModePutRequest, ch) + _, err := netStore.Put(ctx, chunk.ModePutRequest, ch) if err != nil { putErrC <- fmt.Errorf("Expected no err got %v", err) return @@ -181,7 +181,7 @@ func TestNetStoreGetAfterPut(t *testing.T) { defer cancel() // First we Put the chunk, so the chunk will be available locally - err := netStore.Put(ctx, chunk.ModePutRequest, ch) + _, err := netStore.Put(ctx, chunk.ModePutRequest, ch) if err != nil { t.Fatalf("Expected no err got %v", err) } @@ -331,7 +331,7 @@ func TestNetStoreMultipleGetAndPut(t *testing.T) { putErrC <- errors.New("Expected netStore to use one fetcher for all Get calls") return } - err := netStore.Put(ctx, chunk.ModePutRequest, ch) + _, err := netStore.Put(ctx, chunk.ModePutRequest, ch) if err != nil { putErrC <- fmt.Errorf("Expected no err got %v", err) return @@ -438,7 +438,7 @@ func TestNetStoreFetchFuncAfterPut(t *testing.T) { defer cancel() // We deliver the created the chunk with a Put - err := netStore.Put(ctx, chunk.ModePutRequest, ch) + _, err := netStore.Put(ctx, chunk.ModePutRequest, ch) if err != nil { t.Fatalf("Expected no err got %v", err) } @@ -610,7 +610,7 @@ func TestNetStoreFetchFuncCalledMultipleTimes(t *testing.T) { } // Deliver the chunk with a Put - err := netStore.Put(ctx, chunk.ModePutRequest, ch) + _, err := netStore.Put(ctx, chunk.ModePutRequest, ch) if err != nil { t.Fatalf("Expected no err got %v", err) } diff --git a/swarm/storage/types.go b/swarm/storage/types.go index 0c7b16a671..d1d47dbe85 100644 --- a/swarm/storage/types.go +++ b/swarm/storage/types.go @@ -218,8 +218,8 @@ type FakeChunkStore struct { } // Put doesn't store anything it is just here to implement ChunkStore -func (f *FakeChunkStore) Put(_ context.Context, _ chunk.ModePut, ch Chunk) error { - return nil +func (f *FakeChunkStore) Put(_ context.Context, _ chunk.ModePut, ch Chunk) (bool, error) { + return false, nil } // Has doesn't do anything it is just here to implement ChunkStore From 904df7aba1f0f092b59ddb1ec8b0fd8a52eb7a54 Mon Sep 17 00:00:00 2001 From: Elad Date: Wed, 10 Apr 2019 23:47:32 +0900 Subject: [PATCH 38/38] cmd/swarm: new localstore database migration (#1297) --- cmd/swarm/db.go | 109 +- cmd/swarm/export_test.go | 164 +++ cmd/swarm/flags.go | 4 + cmd/swarm/testdata/datastore_fixture.go | 1390 +++++++++++++++++++++++ swarm/api/manifest.go | 1 - swarm/storage/localstore/export.go | 39 +- swarm/storage/localstore/export_test.go | 2 +- swarm/storage/localstore/localstore.go | 12 + swarm/storage/localstore/schema.go | 52 + swarm/swarm.go | 8 + 10 files changed, 1758 insertions(+), 23 deletions(-) create mode 100644 cmd/swarm/testdata/datastore_fixture.go create mode 100644 swarm/storage/localstore/schema.go diff --git a/cmd/swarm/db.go b/cmd/swarm/db.go index 0d3842ae98..b0e9f367fd 100644 --- a/cmd/swarm/db.go +++ b/cmd/swarm/db.go @@ -17,6 +17,10 @@ package main import ( + "archive/tar" + "bytes" + "encoding/binary" + "encoding/hex" "fmt" "io" "os" @@ -25,10 +29,22 @@ import ( "github.com/ethereum/go-ethereum/cmd/utils" "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/log" + "github.com/ethereum/go-ethereum/rlp" + "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/storage/localstore" + "github.com/syndtr/goleveldb/leveldb" + "github.com/syndtr/goleveldb/leveldb/opt" "gopkg.in/urfave/cli.v1" ) +var legacyKeyIndex = byte(0) +var keyData = byte(6) + +type dpaDBIndex struct { + Idx uint64 + Access uint64 +} + var dbCommand = cli.Command{ Name: "db", CustomHelpTemplate: helpTemplate, @@ -67,6 +83,9 @@ The import may be quite large, consider piping the input through the Unix pv(1) tool to get a progress bar: pv chunks.tar | swarm db import ~/.ethereum/swarm/bzz-KEY/chunks -`, + Flags: []cli.Flag{ + SwarmLegacyFlag, + }, }, }, } @@ -77,12 +96,6 @@ func dbExport(ctx *cli.Context) { utils.Fatalf("invalid arguments, please specify both (path to a local chunk database), (path to write the tar archive to, - for stdout) and the base key") } - store, err := openLDBStore(args[0], common.Hex2Bytes(args[2])) - if err != nil { - utils.Fatalf("error opening local chunk database: %s", err) - } - defer store.Close() - var out io.Writer if args[1] == "-" { out = os.Stdout @@ -95,6 +108,23 @@ func dbExport(ctx *cli.Context) { out = f } + isLegacy := localstore.IsLegacyDatabase(args[0]) + if isLegacy { + count, err := exportLegacy(args[0], common.Hex2Bytes(args[2]), out) + if err != nil { + utils.Fatalf("error exporting legacy local chunk database: %s", err) + } + + log.Info(fmt.Sprintf("successfully exported %d chunks from legacy db", count)) + return + } + + store, err := openLDBStore(args[0], common.Hex2Bytes(args[2])) + if err != nil { + utils.Fatalf("error opening local chunk database: %s", err) + } + defer store.Close() + count, err := store.Export(out) if err != nil { utils.Fatalf("error exporting local chunk database: %s", err) @@ -109,6 +139,8 @@ func dbImport(ctx *cli.Context) { utils.Fatalf("invalid arguments, please specify both (path to a local chunk database), (path to read the tar archive from, - for stdin) and the base key") } + legacy := ctx.IsSet(SwarmLegacyFlag.Name) + store, err := openLDBStore(args[0], common.Hex2Bytes(args[2])) if err != nil { utils.Fatalf("error opening local chunk database: %s", err) @@ -127,7 +159,7 @@ func dbImport(ctx *cli.Context) { in = f } - count, err := store.Import(in) + count, err := store.Import(in, legacy) if err != nil { utils.Fatalf("error importing local chunk database: %s", err) } @@ -142,3 +174,66 @@ func openLDBStore(path string, basekey []byte) (*localstore.DB, error) { return localstore.New(path, basekey, nil) } + +func decodeIndex(data []byte, index *dpaDBIndex) error { + dec := rlp.NewStream(bytes.NewReader(data), 0) + return dec.Decode(index) +} + +func getDataKey(idx uint64, po uint8) []byte { + key := make([]byte, 10) + key[0] = keyData + key[1] = po + binary.BigEndian.PutUint64(key[2:], idx) + + return key +} + +func exportLegacy(path string, basekey []byte, out io.Writer) (int64, error) { + tw := tar.NewWriter(out) + defer tw.Close() + db, err := leveldb.OpenFile(path, &opt.Options{OpenFilesCacheCapacity: 128}) + if err != nil { + return 0, err + } + defer db.Close() + + it := db.NewIterator(nil, nil) + defer it.Release() + var count int64 + for ok := it.Seek([]byte{legacyKeyIndex}); ok; ok = it.Next() { + key := it.Key() + if (key == nil) || (key[0] != legacyKeyIndex) { + break + } + + var index dpaDBIndex + + hash := key[1:] + decodeIndex(it.Value(), &index) + + po := uint8(chunk.Proximity(basekey, hash)) + + datakey := getDataKey(index.Idx, po) + data, err := db.Get(datakey, nil) + if err != nil { + log.Crit(fmt.Sprintf("Chunk %x found but could not be accessed: %v, %x", key, err, datakey)) + continue + } + + hdr := &tar.Header{ + Name: hex.EncodeToString(hash), + Mode: 0644, + Size: int64(len(data)), + } + if err := tw.WriteHeader(hdr); err != nil { + return count, err + } + if _, err := tw.Write(data); err != nil { + return count, err + } + count++ + } + + return count, nil +} diff --git a/cmd/swarm/export_test.go b/cmd/swarm/export_test.go index e8671eea79..19e54c21dd 100644 --- a/cmd/swarm/export_test.go +++ b/cmd/swarm/export_test.go @@ -17,19 +17,34 @@ package main import ( + "archive/tar" "bytes" + "compress/gzip" "crypto/md5" + "encoding/base64" + "encoding/hex" "io" + "io/ioutil" "net/http" "os" + "path" "runtime" "strings" "testing" + "github.com/ethereum/go-ethereum/cmd/swarm/testdata" + "github.com/ethereum/go-ethereum/log" "github.com/ethereum/go-ethereum/swarm" "github.com/ethereum/go-ethereum/swarm/testutil" ) +const ( + DATABASE_FIXTURE_BZZ_ACCOUNT = "0aa159029fa13ffa8fa1c6fff6ebceface99d6a4" + DATABASE_FIXTURE_PASSWORD = "pass" + FIXTURE_DATADIR_PREFIX = "swarm/bzz-0aa159029fa13ffa8fa1c6fff6ebceface99d6a4" + FixtureBaseKey = "a9f22b3d77b4bdf5f3eefce995d6c8e7cecf2636f20956f08a0d1ed95adb52ad" +) + // TestCLISwarmExportImport perform the following test: // 1. runs swarm node // 2. uploads a random file @@ -99,6 +114,112 @@ func TestCLISwarmExportImport(t *testing.T) { mustEqualFiles(t, bytes.NewReader(content), res.Body) } +// TestExportLegacyToNew checks that an old database gets imported correctly into the new localstore structure +// The test sequence is as follows: +// 1. unpack database fixture to tmp dir +// 2. try to open with new swarm binary that should complain about old database +// 3. export from old database +// 4. remove the chunks folder +// 5. import the dump +// 6. file should be accessible +func TestExportLegacyToNew(t *testing.T) { + /* + fixture bzz account 0aa159029fa13ffa8fa1c6fff6ebceface99d6a4 + */ + const UPLOADED_FILE_MD5_HASH = "a001fdae53ba50cae584b8b02b06f821" + const UPLOADED_HASH = "67a86082ee0ea1bc7dd8d955bb1e14d04f61d55ae6a4b37b3d0296a3a95e454a" + tmpdir, err := ioutil.TempDir("", "swarm-test") + log.Trace("running legacy datastore migration test", "temp dir", tmpdir) + defer os.RemoveAll(tmpdir) + if err != nil { + t.Fatal(err) + } + inflateBase64Gzip(t, testdata.DATADIR_MIGRATION_FIXTURE, tmpdir) + + tmpPassword := testutil.TempFileWithContent(t, DATABASE_FIXTURE_PASSWORD) + defer os.Remove(tmpPassword) + + flags := []string{ + "--datadir", tmpdir, + "--bzzaccount", DATABASE_FIXTURE_BZZ_ACCOUNT, + "--password", tmpPassword, + } + + newSwarmOldDb := runSwarm(t, flags...) + _, matches := newSwarmOldDb.ExpectRegexp(".+") + newSwarmOldDb.ExpectExit() + + if len(matches) == 0 { + t.Fatalf("stdout not matched") + } + + if newSwarmOldDb.ExitStatus() == 0 { + t.Fatal("should error") + } + t.Log("exporting legacy database") + actualDataDir := path.Join(tmpdir, FIXTURE_DATADIR_PREFIX) + exportCmd := runSwarm(t, "--verbosity", "5", "db", "export", actualDataDir+"/chunks", tmpdir+"/export.tar", FixtureBaseKey) + exportCmd.ExpectExit() + + stat, err := os.Stat(tmpdir + "/export.tar") + if err != nil { + t.Fatal(err) + } + + // make some silly size assumption + if stat.Size() < 90000 { + t.Fatal("export size too small") + } + t.Log("removing chunk datadir") + err = os.RemoveAll(path.Join(actualDataDir, "chunks")) + if err != nil { + t.Fatal(err) + } + + // start second cluster + cluster2 := newTestCluster(t, 1) + var info2 swarm.Info + if err := cluster2.Nodes[0].Client.Call(&info2, "bzz_info"); err != nil { + t.Fatal(err) + } + + // stop second cluster, so that we close LevelDB + cluster2.Stop() + defer cluster2.Cleanup() + + // import the export.tar + importCmd := runSwarm(t, "db", "import", "--legacy", info2.Path+"/chunks", tmpdir+"/export.tar", strings.TrimPrefix(info2.BzzKey, "0x")) + importCmd.ExpectExit() + + // spin second cluster back up + cluster2.StartExistingNodes(t, 1, strings.TrimPrefix(info2.BzzAccount, "0x")) + t.Log("trying to http get the file") + // try to fetch imported file + res, err := http.Get(cluster2.Nodes[0].URL + "/bzz:/" + UPLOADED_HASH) + if err != nil { + t.Fatal(err) + } + + if res.StatusCode != 200 { + t.Fatalf("expected HTTP status %d, got %s", 200, res.Status) + } + h := md5.New() + if _, err := io.Copy(h, res.Body); err != nil { + t.Fatal(err) + } + + sum := h.Sum(nil) + + b, err := hex.DecodeString(UPLOADED_FILE_MD5_HASH) + if err != nil { + t.Fatal(err) + } + + if !bytes.Equal(sum, b) { + t.Fatal("should be equal") + } +} + func mustEqualFiles(t *testing.T, up io.Reader, down io.Reader) { h := md5.New() upLen, err := io.Copy(h, up) @@ -117,3 +238,46 @@ func mustEqualFiles(t *testing.T, up io.Reader, down io.Reader) { t.Fatalf("downloaded imported file md5=%x (length %v) is not the same as the generated one mp5=%x (length %v)", downHash, downLen, upHash, upLen) } } + +func inflateBase64Gzip(t *testing.T, base64File, directory string) { + t.Helper() + + f := base64.NewDecoder(base64.StdEncoding, strings.NewReader(base64File)) + gzf, err := gzip.NewReader(f) + if err != nil { + t.Fatal(err) + } + + tarReader := tar.NewReader(gzf) + + for { + header, err := tarReader.Next() + if err == io.EOF { + break + } + + if err != nil { + t.Fatal(err) + } + + name := header.Name + + switch header.Typeflag { + case tar.TypeDir: + err := os.Mkdir(path.Join(directory, name), os.ModePerm) + if err != nil { + t.Fatal(err) + } + case tar.TypeReg: + file, err := os.Create(path.Join(directory, name)) + if err != nil { + t.Fatal(err) + } + if _, err := io.Copy(file, tarReader); err != nil { + t.Fatal(err) + } + default: + t.Fatal("shouldn't happen") + } + } +} diff --git a/cmd/swarm/flags.go b/cmd/swarm/flags.go index 5e1ada6329..6093149e3c 100644 --- a/cmd/swarm/flags.go +++ b/cmd/swarm/flags.go @@ -182,4 +182,8 @@ var ( Usage: "URL of the Global Store API provider (only for testing)", EnvVar: SwarmGlobalstoreAPI, } + SwarmLegacyFlag = cli.BoolFlag{ + Name: "legacy", + Usage: "Use this flag when importing a db export from a legacy local store database dump (for schemas older than 'sanctuary')", + } ) diff --git a/cmd/swarm/testdata/datastore_fixture.go b/cmd/swarm/testdata/datastore_fixture.go new file mode 100644 index 0000000000..6a147a6a48 --- /dev/null +++ b/cmd/swarm/testdata/datastore_fixture.go @@ -0,0 +1,1390 @@ +package testdata + +const DATADIR_MIGRATION_FIXTURE = `H4sIAJSqh1wAA+zbBVQcXbow6saCBZcAwd2hm4bGCe4eIFhIA427SyAhaNDgFtwhQII7wS24BQuu +AQKEQPC/Pp3vrHvWmZlz78xdd93ZWQ/VsmvXfmtX7ap6V9oW4e3q5uiC4AH96wovLy+Ml5f216UA +/69LXgj0t+XvhRbMB4WCYRB+XgEILS+YD3gJouX/F/bpz+Lu6gZ3AbpiA3dwdP0f6gHVLCz+h+9/ +j+PP5f9Hiu0f46/zWJqLC8ILFuLi5eMCQx6DIVxQAS4oLzcUJsTHxw/EZMDFxQuHg/mFeCFCFnAw +n4UFXBBYmglYWFgIIEzNEBZwM4SQkLkAHPpftwGsK/A/jT+Mn+8v4w+m5YXwQ2C8IFref8cO+P/5 ++PvSw83NXRCurvTC9P/o6NJz0pu5eDu5OdIL+9KbWTtZIVyAteEIV+C4EeQyc3P5pcKvH7shvNx+ 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+H3N48W/m/xBohPiP9R9/CP6ViSksHI1AYP6TJqawCLQE/FemmbAIHAaO+j0zQlgkCidx1IwQFoXB +YP9+/ScSLopEYXEY9N/OCCEO2fCrM0IIBA739zNCCBRSFIX+ty8A/YEf+IH/Wvw/TzqIjQCQAQA=` diff --git a/swarm/api/manifest.go b/swarm/api/manifest.go index 890ed88bd4..d753b3f2e6 100644 --- a/swarm/api/manifest.go +++ b/swarm/api/manifest.go @@ -235,7 +235,6 @@ func loadManifest(ctx context.Context, fileStore *storage.FileStore, addr storag } func readManifest(mr storage.LazySectionReader, addr storage.Address, fileStore *storage.FileStore, isEncrypted bool, quitC chan bool, decrypt DecryptFunc) (trie *manifestTrie, err error) { // non-recursive, subtrees are downloaded on-demand - // TODO check size for oversized manifests size, err := mr.Size(mr.Context(), quitC) if err != nil { // size == 0 diff --git a/swarm/storage/localstore/export.go b/swarm/storage/localstore/export.go index e7d191f4da..bbea1d877c 100644 --- a/swarm/storage/localstore/export.go +++ b/swarm/storage/localstore/export.go @@ -23,6 +23,7 @@ import ( "fmt" "io" "io/ioutil" + "sync" "github.com/ethereum/go-ethereum/swarm/chunk" "github.com/ethereum/go-ethereum/swarm/log" @@ -79,14 +80,16 @@ func (db *DB) Export(w io.Writer) (count int64, err error) { // Import reads a tar structured data from the reader and // stores chunks in the database. It returns the number of // chunks imported. -func (db *DB) Import(r io.Reader) (count int64, err error) { +func (db *DB) Import(r io.Reader, legacy bool) (count int64, err error) { tr := tar.NewReader(r) ctx, cancel := context.WithCancel(context.Background()) defer cancel() - countC := make(chan int64) errC := make(chan error) + doneC := make(chan struct{}) + tokenPool := make(chan struct{}, 100) + var wg sync.WaitGroup go func() { var ( firstFile = true @@ -155,39 +158,47 @@ func (db *DB) Import(r io.Reader) (count int64, err error) { case <-ctx.Done(): } } + tokenPool <- struct{}{} + wg.Add(1) go func() { _, err := db.Put(ctx, chunk.ModePutUpload, ch) select { case errC <- err: case <-ctx.Done(): + wg.Done() + <-tokenPool + default: + err := db.Put(ctx, chunk.ModePutUpload, ch) + if err != nil { + errC <- err + } + wg.Done() + <-tokenPool } }() count++ } - select { - case countC <- count: - case <-ctx.Done(): - } + wg.Wait() + close(doneC) }() // wait for all chunks to be stored - var i int64 - var total int64 for { select { case err := <-errC: if err != nil { return count, err } - i++ - case total = <-countC: case <-ctx.Done(): - return i, ctx.Err() - } - if total > 0 && i == total { - return total, nil + return count, ctx.Err() + default: + select { + case <-doneC: + return count, nil + default: + } } } } diff --git a/swarm/storage/localstore/export_test.go b/swarm/storage/localstore/export_test.go index 6aa24b0b7c..d7f848f809 100644 --- a/swarm/storage/localstore/export_test.go +++ b/swarm/storage/localstore/export_test.go @@ -58,7 +58,7 @@ func TestExportImport(t *testing.T) { db2, cleanup2 := newTestDB(t, nil) defer cleanup2() - c, err = db2.Import(&buf) + c, err = db2.Import(&buf, false) if err != nil { t.Fatal(err) } diff --git a/swarm/storage/localstore/localstore.go b/swarm/storage/localstore/localstore.go index dc7926db32..56a6d10e61 100644 --- a/swarm/storage/localstore/localstore.go +++ b/swarm/storage/localstore/localstore.go @@ -158,11 +158,23 @@ func New(path string, baseKey []byte, o *Options) (db *DB, err error) { if err != nil { return nil, err } + // Identify current storage schema by arbitrary name. db.schemaName, err = db.shed.NewStringField("schema-name") if err != nil { return nil, err } + schemaName, err := db.schemaName.Get() + if err != nil { + return nil, err + } + if schemaName == "" { + // initial new localstore run + err := db.schemaName.Put(DbSchemaSanctuary) + if err != nil { + return nil, err + } + } // Persist gc size. db.gcSize, err = db.shed.NewUint64Field("gc-size") if err != nil { diff --git a/swarm/storage/localstore/schema.go b/swarm/storage/localstore/schema.go new file mode 100644 index 0000000000..538c75d1f8 --- /dev/null +++ b/swarm/storage/localstore/schema.go @@ -0,0 +1,52 @@ +package localstore + +import ( + "github.com/ethereum/go-ethereum/swarm/log" + "github.com/syndtr/goleveldb/leveldb" + "github.com/syndtr/goleveldb/leveldb/opt" +) + +// The DB schema we want to use. The actual/current DB schema might differ +// until migrations are run. +const CurrentDbSchema = DbSchemaSanctuary + +// There was a time when we had no schema at all. +const DbSchemaNone = "" + +// "purity" is the first formal schema of LevelDB we release together with Swarm 0.3.5 +const DbSchemaPurity = "purity" + +// "halloween" is here because we had a screw in the garbage collector index. +// Because of that we had to rebuild the GC index to get rid of erroneous +// entries and that takes a long time. This schema is used for bookkeeping, +// so rebuild index will run just once. +const DbSchemaHalloween = "halloween" + +const DbSchemaSanctuary = "sanctuary" + +// returns true if legacy database is in the datadir +func IsLegacyDatabase(datadir string) bool { + + var ( + legacyDbSchemaKey = []byte{8} + ) + + db, err := leveldb.OpenFile(datadir, &opt.Options{OpenFilesCacheCapacity: 128}) + if err != nil { + log.Error("got an error while trying to open leveldb path", "path", datadir, "err", err) + return false + } + defer db.Close() + + data, err := db.Get(legacyDbSchemaKey, nil) + if err != nil { + if err == leveldb.ErrNotFound { + // if we haven't found anything under the legacy db schema key- we are not on legacy + return false + } + + log.Error("got an unexpected error fetching legacy name from the database", "err", err) + } + log.Trace("checking if database scheme is legacy", "schema name", string(data)) + return string(data) == DbSchemaHalloween || string(data) == DbSchemaPurity +} diff --git a/swarm/swarm.go b/swarm/swarm.go index 5c6f50ffe0..7f5ee83610 100644 --- a/swarm/swarm.go +++ b/swarm/swarm.go @@ -20,6 +20,7 @@ import ( "bytes" "context" "crypto/ecdsa" + "errors" "fmt" "io" "math/big" @@ -147,6 +148,13 @@ func NewSwarm(config *api.Config, mockStore *mock.NodeStore) (self *Swarm, err e resolver = api.NewMultiResolver(opts...) self.dns = resolver } + // check that we are not in the old database schema + // if so - fail and exit + isLegacy := localstore.IsLegacyDatabase(config.ChunkDbPath) + + if isLegacy { + return nil, errors.New("Legacy database format detected! Please read the migration announcement at: https://github.com/ethersphere/go-ethereum/wiki/Swarm-v0.4-local-store-migration") + } var feedsHandler *feed.Handler fhParams := &feed.HandlerParams{}