// savePacker stores p in the backend.
func (r *Repository) savePacker(p *pack.Packer) error {
debug.Log("save packer with %d blobs\n", p.Count())
n, err := p.Finalize()
if err != nil {
return err
}
tmpfile := p.Writer().(*os.File)
f, err := fs.Open(tmpfile.Name())
if err != nil {
return errors.Wrap(err, "Open")
}
data := make([]byte, n)
m, err := io.ReadFull(f, data)
if err != nil {
return errors.Wrap(err, "ReadFul")
}
if uint(m) != n {
return errors.Errorf("read wrong number of bytes from %v: want %v, got %v", tmpfile.Name(), n, m)
}
if err = f.Close(); err != nil {
return errors.Wrap(err, "Close")
}
id := restic.Hash(data)
h := restic.Handle{Type: restic.DataFile, Name: id.String()}
err = r.be.Save(h, data)
if err != nil {
debug.Log("Save(%v) error: %v", h, err)
return err
}
debug.Log("saved as %v", h)
err = fs.Remove(tmpfile.Name())
if err != nil {
return errors.Wrap(err, "Remove")
}
// update blobs in the index
for _, b := range p.Blobs() {
debug.Log(" updating blob %v to pack %v", b.ID.Str(), id.Str())
r.idx.Current().Store(restic.PackedBlob{
Blob: restic.Blob{
Type: b.Type,
ID: b.ID,
Offset: b.Offset,
Length: uint(b.Length),
},
PackID: id,
})
}
return nil
}
// Remove removes the blob with the given name and type.
func (b *Local) Remove(t restic.FileType, name string) error {
debug.Log("Remove %v %v", t, name)
fn := filename(b.p, t, name)
// reset read-only flag
err := fs.Chmod(fn, 0666)
if err != nil {
return errors.Wrap(err, "Chmod")
}
return fs.Remove(fn)
}