package shell import ( "fmt" "io" "github.com/golang/protobuf/jsonpb" "github.com/chrislusf/seaweedfs/weed/pb/filer_pb" "github.com/chrislusf/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(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 } m := jsonpb.Marshaler{ EmitDefaults: true, Indent: " ", } text, marshalErr := m.MarshalToString(respLookupEntry.Entry) if marshalErr != nil { return fmt.Errorf("marshal meta: %v", marshalErr) } fmt.Fprintf(writer, "%s\n", text) return nil }) }