Example #1
0
// repackBlob loads a single blob from src and saves it in dst.
func repackBlob(src, dst *repository.Repository, id backend.ID) error {
	blob, err := src.Index().Lookup(id)
	if err != nil {
		return err
	}

	debug.Log("RepackBlobs", "repacking blob %v, len %v", id.Str(), blob.PlaintextLength())

	buf := make([]byte, 0, blob.PlaintextLength())
	buf, err = src.LoadBlob(blob.Type, id, buf)
	if err != nil {
		return err
	}

	if uint(len(buf)) != blob.PlaintextLength() {
		debug.Log("RepackBlobs", "repack blob %v: len(buf) isn't equal to length: %v = %v", id.Str(), len(buf), blob.PlaintextLength())
		return errors.New("LoadBlob returned wrong data, len() doesn't match")
	}

	_, err = dst.SaveAndEncrypt(blob.Type, buf, &id)
	if err != nil {
		return err
	}

	return nil
}
Example #2
0
// saveRandomDataBlobs generates random data blobs and saves them to the repository.
func saveRandomDataBlobs(t testing.TB, repo *repository.Repository, num int, sizeMax int) {
	for i := 0; i < num; i++ {
		size := mrand.Int() % sizeMax

		buf := make([]byte, size)
		_, err := io.ReadFull(rand.Reader, buf)
		OK(t, err)

		_, err = repo.SaveAndEncrypt(pack.Data, buf, nil)
		OK(t, err)
	}
}