package main import ( "flag" "fmt" "io" "log" "os" "google.golang.org/protobuf/proto" "github.com/seaweedfs/seaweedfs/weed/pb/filer_pb" "github.com/seaweedfs/seaweedfs/weed/util" ) var ( metaFile = flag.String("meta", "", "meta file generated via fs.meta.save") ) func main() { flag.Parse() dst, err := os.OpenFile(*metaFile, os.O_RDONLY, 0644) if err != nil { log.Fatalf("failed to open %s: %v", *metaFile, err) } defer dst.Close() err = walkMetaFile(dst) if err != nil { log.Fatalf("failed to visit %s: %v", *metaFile, err) } } func walkMetaFile(dst *os.File) error { sizeBuf := make([]byte, 4) for { if n, err := dst.Read(sizeBuf); n != 4 { if err == io.EOF { return nil } return err } size := util.BytesToUint32(sizeBuf) data := make([]byte, int(size)) if n, err := dst.Read(data); n != len(data) { return err } fullEntry := &filer_pb.FullEntry{} if err := proto.Unmarshal(data, fullEntry); err != nil { return err } fmt.Fprintf(os.Stdout, "file %s %v\n", util.FullPath(fullEntry.Dir).Child(fullEntry.Entry.Name), fullEntry.Entry.Attributes.String()) for i, chunk := range fullEntry.Entry.Chunks { fmt.Fprintf(os.Stdout, " chunk: %d %v %d,%x%08x\n", i+1, chunk, chunk.Fid.VolumeId, chunk.Fid.FileKey, chunk.Fid.Cookie) } } }