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@ -0,0 +1,68 @@ |
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package main |
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import ( |
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"flag" |
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"fmt" |
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"io" |
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"log" |
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"os" |
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"github.com/chrislusf/seaweedfs/weed/filer2" |
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"github.com/chrislusf/seaweedfs/weed/pb/filer_pb" |
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"github.com/chrislusf/seaweedfs/weed/util" |
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"github.com/golang/protobuf/proto" |
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) |
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var ( |
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metaFile = flag.String("meta", "", "meta file generated via fs.meta.save") |
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) |
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func main() { |
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flag.Parse() |
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dst, err := os.OpenFile(*metaFile, os.O_RDONLY, 0644) |
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if err != nil { |
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log.Fatalf("failed to open %s: %v", *metaFile, err) |
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} |
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defer dst.Close() |
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err = walkMetaFile(dst) |
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if err != nil { |
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log.Fatalf("failed to open %s: %v", *metaFile, err) |
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} |
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} |
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func walkMetaFile(dst *os.File) error { |
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sizeBuf := make([]byte, 4) |
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for { |
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if n, err := dst.Read(sizeBuf); n != 4 { |
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if err == io.EOF { |
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return nil |
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} |
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return err |
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} |
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size := util.BytesToUint32(sizeBuf) |
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data := make([]byte, int(size)) |
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if n, err := dst.Read(data); n != len(data) { |
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return err |
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} |
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fullEntry := &filer_pb.FullEntry{} |
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if err := proto.Unmarshal(data, fullEntry); err != nil { |
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return err |
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} |
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fmt.Fprintf(os.Stdout, "file %s %v\n", filer2.FullPath(fullEntry.Dir).Child(fullEntry.Entry.Name), fullEntry.Entry.Attributes.String()) |
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for i, chunk := range fullEntry.Entry.Chunks { |
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fmt.Fprintf(os.Stdout, " chunk %d %v\n", i+1, chunk.String()) |
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} |
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} |
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} |