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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -80,6 +80,7 @@ func Main(args []string) error { | |
| cmdSync(), | ||
| cmdDebug(), | ||
| cmdClone(), | ||
| cmdSummary(), | ||
| }, | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,194 @@ | ||
| /* | ||
| * JuiceFS, Copyright 2023 Juicedata, Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
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| package cmd | ||
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| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "path/filepath" | ||
| "runtime" | ||
| "strconv" | ||
| "strings" | ||
| "syscall" | ||
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| "github.com/dustin/go-humanize" | ||
| "github.com/juicedata/juicefs/pkg/meta" | ||
| "github.com/juicedata/juicefs/pkg/utils" | ||
| "github.com/juicedata/juicefs/pkg/vfs" | ||
| "github.com/urfave/cli/v2" | ||
| ) | ||
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| func cmdSummary() *cli.Command { | ||
| return &cli.Command{ | ||
| Name: "summary", | ||
| Action: summary, | ||
| Category: "INSPECTOR", | ||
| Usage: "Show tree summary of a directory", | ||
| ArgsUsage: "PATH", | ||
| Description: ` | ||
| It is used to show tree summary of target directory. | ||
| Examples: | ||
| # Show with path | ||
| $ juicefs summary /mnt/jfs/foo | ||
| # Show max depth of 5 | ||
| $ juicefs summary --depth 5 /mnt/jfs/foo | ||
| # Show top 20 entries | ||
| $ juicefs summary --entries 20 /mnt/jfs/foo | ||
| # Show accurate result | ||
| $ juicefs summary --strict /mnt/jfs/foo | ||
| `, | ||
| Flags: []cli.Flag{ | ||
| &cli.UintFlag{ | ||
| Name: "depth", | ||
| Aliases: []string{"d"}, | ||
| Value: 2, | ||
| Usage: "depth of tree to show (zero means only show root)", | ||
| }, | ||
| &cli.UintFlag{ | ||
| Name: "entries", | ||
| Aliases: []string{"e"}, | ||
| Value: 10, | ||
| Usage: "show top N entries (sort by size)", | ||
| }, | ||
| &cli.BoolFlag{ | ||
| Name: "strict", | ||
| Usage: "show accurate summary, including directories and files (may be slow)", | ||
| }, | ||
| &cli.BoolFlag{ | ||
| Name: "csv", | ||
| Usage: "print summary in csv format", | ||
| }, | ||
| }, | ||
| } | ||
| } | ||
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| func summary(ctx *cli.Context) error { | ||
| setup(ctx, 1) | ||
| if runtime.GOOS == "windows" { | ||
| logger.Infof("Windows is not supported") | ||
| return nil | ||
| } | ||
| var strict uint8 | ||
| if ctx.Bool("strict") { | ||
| strict = 1 | ||
| } | ||
| depth := ctx.Uint("depth") | ||
| if depth > 10 { | ||
| logger.Warn("depth should be less than 11") | ||
| depth = 10 | ||
| } | ||
| topN := ctx.Uint("entries") | ||
| if topN > 100 { | ||
| logger.Warn("entries should be less than 101") | ||
| topN = 100 | ||
| } | ||
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| csv := ctx.Bool("csv") | ||
| progress := utils.NewProgress(csv) | ||
| path := ctx.Args().Get(0) | ||
| dspin := progress.AddDoubleSpinner(path) | ||
| dpath, err := filepath.Abs(path) | ||
| if err != nil { | ||
| logger.Fatalf("abs of %s: %s", path, err) | ||
| } | ||
| inode, err := utils.GetFileInode(dpath) | ||
| if err != nil { | ||
| logger.Fatalf("lookup inode for %s: %s", path, err) | ||
| } | ||
| if inode < uint64(meta.RootInode) { | ||
| logger.Fatalf("inode number shouldn't be less than %d", meta.RootInode) | ||
| } | ||
| f, err := openController(dpath) | ||
| if err != nil { | ||
| logger.Fatalf("open controller: %s", err) | ||
| } | ||
| headerLen := uint32(8) | ||
| contentLen := uint32(8 + 1 + 1 + 1) | ||
| wb := utils.NewBuffer(headerLen + contentLen) | ||
| wb.Put32(meta.OpSummary) | ||
| wb.Put32(contentLen) | ||
| wb.Put64(inode) | ||
| wb.Put8(uint8(depth)) | ||
| wb.Put8(uint8(topN)) | ||
| wb.Put8(strict) | ||
| _, err = f.Write(wb.Bytes()) | ||
| if err != nil { | ||
| logger.Fatalf("write message: %s", err) | ||
| } | ||
| data, errno := readProgress(f, func(count, size uint64) { | ||
| dspin.SetCurrent(int64(count), int64(size)) | ||
| }) | ||
| if errno == syscall.EINVAL { | ||
| logger.Fatalf("summary is not supported, please upgrade and mount again") | ||
| } | ||
| if errno != 0 { | ||
| logger.Errorf("failed to get info: %s", syscall.Errno(errno)) | ||
| } | ||
| dspin.Done() | ||
| progress.Done() | ||
|
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| var resp vfs.SummaryReponse | ||
| err = json.Unmarshal(data, &resp) | ||
| _ = f.Close() | ||
| if err == nil && resp.Errno != 0 { | ||
| err = resp.Errno | ||
| } | ||
| if err != nil { | ||
| logger.Fatalf("summary: %s", err) | ||
| } | ||
| results := [][]string{{"PATH", "SIZE", "DIRS", "FILES"}} | ||
| renderTree(&results, &resp.Tree, csv) | ||
| if csv { | ||
| printCSVResult(results) | ||
| } else { | ||
| printResult(results, 0, false) | ||
| } | ||
| return nil | ||
| } | ||
|
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| func printCSVResult(results [][]string) { | ||
| for _, r := range results { | ||
| fmt.Println(strings.Join(r, ",")) | ||
| } | ||
| } | ||
|
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| func renderTree(results *[][]string, tree *meta.TreeSummary, csv bool) { | ||
| if tree == nil { | ||
| return | ||
| } | ||
| var size string | ||
| if csv { | ||
| size = strconv.FormatUint(tree.Size, 10) | ||
| } else { | ||
| size = humanize.IBytes(uint64(tree.Size)) | ||
| } | ||
|
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| result := []string{ | ||
| tree.Path, | ||
| size, | ||
| strconv.FormatUint(tree.Dirs, 10), | ||
| strconv.FormatUint(tree.Files, 10), | ||
| } | ||
| *results = append(*results, result) | ||
| for _, child := range tree.Children { | ||
| renderTree(results, child, csv) | ||
| } | ||
| } |
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