Ejemplo n.º 1
0
func getSnapshotNames(argNo int) ([]string, error) {
	if flag.NArg() > argNo {
		// Names of snapshots to leave are given in arguments.
		names := make([]string, 0, flag.NArg()-1)
		for i := argNo; i < flag.NArg(); i++ {
			name := flag.Arg(i)
			if !snapshot.IsValidName(name) {
				return nil, fmt.Errorf("invalid snapshot name %s", name)
			}
			names = append(names, name)
		}
		return names, nil
	}
	// All snapshots.
	return snapshot.GetNames()
}
Ejemplo n.º 2
0
func listFiles() error {
	if flag.NArg() < 2 || flag.Arg(1) == "" {
		return fmt.Errorf("expecting snapshot name or directory ref")
	}

	var dirRef *block.Ref
	if snapshot.IsValidName(flag.Arg(1)) {
		// Given snapshot ref, fetch index ref.
		si, err := snapshot.LoadInfo(flag.Arg(1))
		if err != nil {
			return err
		}
		dirRef = si.DirRef
	} else {
		dirRef = block.RefFromHex([]byte(flag.Arg(1)))
		if dirRef == nil {
			return fmt.Errorf("bad ref %q", flag.Arg(1))
		}
	}
	return listDirectory("", dirRef)
}