Exemplo n.º 1
0
func Unpack(repo, dir, hash string) error {
	db, err := libpack.Init(repo, hash)
	if err != nil {
		return err
	}
	r, w := io.Pipe()
	var (
		inErr  error
		outErr error
	)
	var tasks sync.WaitGroup
	tasks.Add(2)
	go func() {
		inErr = db.GetTar(os.Stdout)
		w.Close()
		tasks.Done()
	}()
	go func() {
		outErr = archive.Untar(r, dir, &archive.TarOptions{})
		tasks.Done()
	}()
	tasks.Wait()
	if inErr != nil {
		return fmt.Errorf("git2tar: %v", inErr)
	}
	if outErr != nil {
		return fmt.Errorf("untar: %v", outErr)
	}
	return nil
}
Exemplo n.º 2
0
func Pack(repo, dir, branch string) (hash string, err error) {
	db, err := libpack.Init(repo, branch)
	if err != nil {
		return "", err
	}
	a, err := archive.TarWithOptions(dir, &archive.TarOptions{Excludes: []string{".git"}})
	if err != nil {
		return "", err
	}
	if err := db.SetTar(a); err != nil {
		return "", err
	}
	if err := db.Commit("imported tar filesystem tree"); err != nil {
		return "", err
	}
	head := db.Head()
	if head != nil {
		hash = head.String()
	}
	return
}