Exemplo n.º 1
0
func (cmd CmdKey) addKey(repo *repository.Repository) error {
	id, err := repository.AddKey(repo, cmd.getNewPassword(), repo.Key())
	if err != nil {
		return fmt.Errorf("creating new key failed: %v\n", err)
	}

	cmd.global.Verbosef("saved new key as %s\n", id)

	return nil
}
Exemplo n.º 2
0
func (cmd CmdKey) changePassword(repo *repository.Repository) error {
	id, err := repository.AddKey(repo, cmd.getNewPassword(), repo.Key())
	if err != nil {
		return fmt.Errorf("creating new key failed: %v\n", err)
	}

	err = repo.Backend().Remove(backend.Key, repo.KeyName())
	if err != nil {
		return err
	}

	cmd.global.Verbosef("saved new key as %s\n", id)

	return nil
}
Exemplo n.º 3
0
// checkPack reads a pack and checks the integrity of all blobs.
func checkPack(r *repository.Repository, id backend.ID) error {
	debug.Log("Checker.checkPack", "checking pack %v", id.Str())
	rd, err := r.Backend().Get(backend.Data, id.String())
	if err != nil {
		return err
	}

	buf, err := ioutil.ReadAll(rd)
	if err != nil {
		return err
	}

	err = rd.Close()
	if err != nil {
		return err
	}

	unpacker, err := pack.NewUnpacker(r.Key(), bytes.NewReader(buf))
	if err != nil {
		return err
	}

	var errs []error
	for i, blob := range unpacker.Entries {
		debug.Log("Checker.checkPack", "  check blob %d: %v", i, blob.ID.Str())

		plainBuf := make([]byte, blob.Length)
		plainBuf, err = crypto.Decrypt(r.Key(), plainBuf, buf[blob.Offset:blob.Offset+blob.Length])
		if err != nil {
			debug.Log("Checker.checkPack", "  error decrypting blob %v: %v", blob.ID.Str(), err)
			errs = append(errs, fmt.Errorf("blob %v: %v", i, err))
			continue
		}

		hash := backend.Hash(plainBuf)
		if !hash.Equal(blob.ID) {
			debug.Log("Checker.checkPack", "  ID does not match, want %v, got %v", blob.ID.Str(), hash.Str())
			errs = append(errs, fmt.Errorf("ID does not match, want %v, got %v", blob.ID.Str(), hash.Str()))
			continue
		}
	}

	if len(errs) > 0 {
		return fmt.Errorf("pack %v contains %v errors: %v", id.Str(), len(errs), errs)
	}

	return nil
}