package shell import ( "fmt" "github.com/seaweedfs/seaweedfs/weed/filer" "google.golang.org/protobuf/proto" "io" "github.com/seaweedfs/seaweedfs/weed/pb/filer_pb" "github.com/seaweedfs/seaweedfs/weed/util" ) func init() { Commands = append(Commands, &commandFsMetaCat{}) } type commandFsMetaCat struct { } func (c *commandFsMetaCat) Name() string { return "fs.meta.cat" } func (c *commandFsMetaCat) Help() string { return `print out the meta data content for a file or directory fs.meta.cat /dir/ fs.meta.cat /dir/file_name ` } func (c *commandFsMetaCat) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) { path, err := commandEnv.parseUrl(findInputDirectory(args)) if err != nil { return err } dir, name := util.FullPath(path).DirAndName() return commandEnv.WithFilerClient(false, func(client filer_pb.SeaweedFilerClient) error { request := &filer_pb.LookupDirectoryEntryRequest{ Name: name, Directory: dir, } respLookupEntry, err := filer_pb.LookupEntry(client, request) if err != nil { return err } filer.ProtoToText(writer, respLookupEntry.Entry) bytes, _ := proto.Marshal(respLookupEntry.Entry) gzippedBytes, _ := util.GzipData(bytes) // zstdBytes, _ := util.ZstdData(bytes) // fmt.Fprintf(writer, "chunks %d meta size: %d gzip:%d zstd:%d\n", len(respLookupEntry.Entry.GetChunks()), len(bytes), len(gzippedBytes), len(zstdBytes)) fmt.Fprintf(writer, "chunks %d meta size: %d gzip:%d\n", len(respLookupEntry.Entry.GetChunks()), len(bytes), len(gzippedBytes)) return nil }) }