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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| // Copyright (C) 2019-2024, Ava Labs, Inc. All rights reserved. | ||
| // See the file LICENSE for licensing terms. | ||
|
|
||
| package chains | ||
|
|
||
| import ( | ||
| "errors" | ||
| "sync" | ||
|
|
||
| "github.com/ava-labs/avalanchego/ids" | ||
| "github.com/ava-labs/avalanchego/subnets" | ||
| "github.com/ava-labs/avalanchego/utils/constants" | ||
| ) | ||
|
|
||
| var ErrNoPrimaryNetworkConfig = errors.New("no subnet config for primary network found") | ||
|
|
||
| // Subnets holds the currently running subnets on this node | ||
| type Subnets struct { | ||
| nodeID ids.NodeID | ||
| configs map[ids.ID]subnets.Config | ||
|
|
||
| lock sync.RWMutex | ||
| subnets map[ids.ID]subnets.Subnet | ||
| } | ||
|
|
||
| // GetOrCreate returns a subnet running on this node, or creates one if it was | ||
| // not running before. Returns the subnet and if the subnet was created. | ||
| func (s *Subnets) GetOrCreate(subnetID ids.ID) (subnets.Subnet, bool) { | ||
| s.lock.Lock() | ||
| defer s.lock.Unlock() | ||
|
|
||
| if subnet, ok := s.subnets[subnetID]; ok { | ||
| return subnet, false | ||
| } | ||
|
|
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| // Default to the primary network config if a subnet config was not | ||
| // specified | ||
| config, ok := s.configs[subnetID] | ||
| if !ok { | ||
| config = s.configs[constants.PrimaryNetworkID] | ||
| } | ||
|
|
||
| subnet := subnets.New(s.nodeID, config) | ||
| s.subnets[subnetID] = subnet | ||
|
|
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| return subnet, true | ||
| } | ||
|
|
||
| // Bootstrapping returns the subnetIDs of any chains that are still | ||
| // bootstrapping. | ||
| func (s *Subnets) Bootstrapping() []ids.ID { | ||
| s.lock.RLock() | ||
| defer s.lock.RUnlock() | ||
|
|
||
| subnetsBootstrapping := make([]ids.ID, 0, len(s.subnets)) | ||
| for subnetID, subnet := range s.subnets { | ||
| if !subnet.IsBootstrapped() { | ||
| subnetsBootstrapping = append(subnetsBootstrapping, subnetID) | ||
| } | ||
| } | ||
|
|
||
| return subnetsBootstrapping | ||
| } | ||
|
|
||
| // NewSubnets returns an instance of Subnets | ||
| func NewSubnets( | ||
| nodeID ids.NodeID, | ||
| configs map[ids.ID]subnets.Config, | ||
| ) (*Subnets, error) { | ||
| if _, ok := configs[constants.PrimaryNetworkID]; !ok { | ||
| return nil, ErrNoPrimaryNetworkConfig | ||
| } | ||
|
|
||
| s := &Subnets{ | ||
| nodeID: nodeID, | ||
| configs: configs, | ||
| subnets: make(map[ids.ID]subnets.Subnet), | ||
| } | ||
|
|
||
| _, _ = s.GetOrCreate(constants.PrimaryNetworkID) | ||
| return s, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,173 @@ | ||
| // Copyright (C) 2019-2024, Ava Labs, Inc. All rights reserved. | ||
| // See the file LICENSE for licensing terms. | ||
|
|
||
| package chains | ||
|
|
||
| import ( | ||
| "testing" | ||
|
|
||
| "github.com/stretchr/testify/require" | ||
|
|
||
| "github.com/ava-labs/avalanchego/ids" | ||
| "github.com/ava-labs/avalanchego/subnets" | ||
| "github.com/ava-labs/avalanchego/utils/constants" | ||
| ) | ||
|
|
||
| func TestNewSubnets(t *testing.T) { | ||
| require := require.New(t) | ||
| config := map[ids.ID]subnets.Config{ | ||
| constants.PrimaryNetworkID: {}, | ||
| } | ||
|
|
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| subnets, err := NewSubnets(ids.EmptyNodeID, config) | ||
| require.NoError(err) | ||
|
|
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| subnet, ok := subnets.GetOrCreate(constants.PrimaryNetworkID) | ||
| require.False(ok) | ||
| require.Equal(config[constants.PrimaryNetworkID], subnet.Config()) | ||
| } | ||
|
|
||
| func TestNewSubnetsNoPrimaryNetworkConfig(t *testing.T) { | ||
| require := require.New(t) | ||
| config := map[ids.ID]subnets.Config{} | ||
|
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| _, err := NewSubnets(ids.EmptyNodeID, config) | ||
| require.ErrorIs(err, ErrNoPrimaryNetworkConfig) | ||
| } | ||
|
|
||
| func TestSubnetsGetOrCreate(t *testing.T) { | ||
| testSubnetID := ids.GenerateTestID() | ||
|
|
||
| type args struct { | ||
| subnetID ids.ID | ||
| want bool | ||
| } | ||
|
|
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| tests := []struct { | ||
| name string | ||
| args []args | ||
| }{ | ||
| { | ||
| name: "adding duplicate subnet is a noop", | ||
| args: []args{ | ||
| { | ||
| subnetID: testSubnetID, | ||
| want: true, | ||
| }, | ||
| { | ||
| subnetID: testSubnetID, | ||
| }, | ||
| }, | ||
| }, | ||
| { | ||
| name: "adding unique subnets succeeds", | ||
| args: []args{ | ||
| { | ||
| subnetID: ids.GenerateTestID(), | ||
| want: true, | ||
| }, | ||
| { | ||
| subnetID: ids.GenerateTestID(), | ||
| want: true, | ||
| }, | ||
| { | ||
| subnetID: ids.GenerateTestID(), | ||
| want: true, | ||
| }, | ||
| }, | ||
| }, | ||
| } | ||
|
|
||
| for _, tt := range tests { | ||
| t.Run(tt.name, func(t *testing.T) { | ||
| require := require.New(t) | ||
| config := map[ids.ID]subnets.Config{ | ||
| constants.PrimaryNetworkID: {}, | ||
| } | ||
| subnets, err := NewSubnets(ids.EmptyNodeID, config) | ||
| require.NoError(err) | ||
|
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||
| for _, arg := range tt.args { | ||
| _, got := subnets.GetOrCreate(arg.subnetID) | ||
| require.Equal(arg.want, got) | ||
| } | ||
| }) | ||
| } | ||
| } | ||
|
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||
| func TestSubnetConfigs(t *testing.T) { | ||
| testSubnetID := ids.GenerateTestID() | ||
|
|
||
| tests := []struct { | ||
| name string | ||
| config map[ids.ID]subnets.Config | ||
| subnetID ids.ID | ||
| want subnets.Config | ||
| }{ | ||
| { | ||
| name: "default to primary network config", | ||
| config: map[ids.ID]subnets.Config{ | ||
| constants.PrimaryNetworkID: {}, | ||
| }, | ||
| subnetID: testSubnetID, | ||
| want: subnets.Config{}, | ||
| }, | ||
| { | ||
| name: "use subnet config", | ||
| config: map[ids.ID]subnets.Config{ | ||
| constants.PrimaryNetworkID: {}, | ||
| testSubnetID: { | ||
| GossipConfig: subnets.GossipConfig{ | ||
| AcceptedFrontierValidatorSize: 123456789, | ||
| }, | ||
| }, | ||
| }, | ||
| subnetID: testSubnetID, | ||
| want: subnets.Config{ | ||
| GossipConfig: subnets.GossipConfig{ | ||
| AcceptedFrontierValidatorSize: 123456789, | ||
| }, | ||
| }, | ||
| }, | ||
| } | ||
|
|
||
| for _, tt := range tests { | ||
| t.Run(tt.name, func(t *testing.T) { | ||
| require := require.New(t) | ||
|
|
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| subnets, err := NewSubnets(ids.EmptyNodeID, tt.config) | ||
| require.NoError(err) | ||
|
|
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| subnet, ok := subnets.GetOrCreate(tt.subnetID) | ||
| require.True(ok) | ||
|
|
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| require.Equal(tt.want, subnet.Config()) | ||
| }) | ||
| } | ||
| } | ||
|
|
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| func TestSubnetsBootstrapping(t *testing.T) { | ||
| require := require.New(t) | ||
|
|
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| config := map[ids.ID]subnets.Config{ | ||
| constants.PrimaryNetworkID: {}, | ||
| } | ||
|
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| subnets, err := NewSubnets(ids.EmptyNodeID, config) | ||
| require.NoError(err) | ||
|
|
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| subnetID := ids.GenerateTestID() | ||
| chainID := ids.GenerateTestID() | ||
|
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| subnet, ok := subnets.GetOrCreate(subnetID) | ||
| require.True(ok) | ||
|
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| // Start bootstrapping | ||
| subnet.AddChain(chainID) | ||
| bootstrapping := subnets.Bootstrapping() | ||
| require.Contains(bootstrapping, subnetID) | ||
|
|
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| // Finish bootstrapping | ||
| subnet.Bootstrapped(chainID) | ||
| require.Empty(subnets.Bootstrapping()) | ||
| } |
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