backend: Rename Get() -> Load()

This commit is contained in:
Alexander Neumann 2017-01-23 18:11:10 +01:00
parent cfc9e8b2fa
commit 03292d10cc
19 changed files with 62 additions and 62 deletions

View File

@ -43,7 +43,7 @@ func forgetfulBackend() restic.Backend {
return false, nil
}
be.GetFn = func(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
be.LoadFn = func(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
return nil, errors.New("not found")
}

View File

@ -20,11 +20,11 @@ type Backend interface {
// Save stores the data in the backend under the given handle.
Save(h Handle, rd io.Reader) error
// Get returns a reader that yields the contents of the file at h at the
// Load returns a reader that yields the contents of the file at h at the
// given offset. If length is larger than zero, only a portion of the file
// is returned. rd must be closed after use. If an error is returned, the
// ReadCloser must be nil.
Get(h Handle, length int, offset int64) (io.ReadCloser, error)
Load(h Handle, length int, offset int64) (io.ReadCloser, error)
// Stat returns information about the File identified by h.
Stat(h Handle) (FileInfo, error)

View File

@ -44,11 +44,11 @@ func TestLocalBackendConfig(t *testing.T) {
test.TestConfig(t)
}
func TestLocalBackendGet(t *testing.T) {
func TestLocalBackendLoad(t *testing.T) {
if SkipMessage != "" {
t.Skip(SkipMessage)
}
test.TestGet(t)
test.TestLoad(t)
}
func TestLocalBackendSave(t *testing.T) {

View File

@ -170,11 +170,11 @@ func (b *Local) Save(h restic.Handle, rd io.Reader) (err error) {
return setNewFileMode(filename, fi)
}
// Get returns a reader that yields the contents of the file at h at the
// Load returns a reader that yields the contents of the file at h at the
// given offset. If length is nonzero, only a portion of the file is
// returned. rd must be closed after use.
func (b *Local) Get(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
debug.Log("Get %v, length %v, offset %v", h, length, offset)
func (b *Local) Load(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
debug.Log("Load %v, length %v, offset %v", h, length, offset)
if err := h.Valid(); err != nil {
return nil, err
}

View File

@ -44,11 +44,11 @@ func TestMemBackendConfig(t *testing.T) {
test.TestConfig(t)
}
func TestMemBackendGet(t *testing.T) {
func TestMemBackendLoad(t *testing.T) {
if SkipMessage != "" {
t.Skip(SkipMessage)
}
test.TestGet(t)
test.TestLoad(t)
}
func TestMemBackendSave(t *testing.T) {

View File

@ -83,10 +83,10 @@ func (be *MemoryBackend) Save(h restic.Handle, rd io.Reader) error {
return nil
}
// Get returns a reader that yields the contents of the file at h at the
// Load returns a reader that yields the contents of the file at h at the
// given offset. If length is nonzero, only a portion of the file is
// returned. rd must be closed after use.
func (be *MemoryBackend) Get(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
func (be *MemoryBackend) Load(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
if err := h.Valid(); err != nil {
return nil, err
}
@ -98,7 +98,7 @@ func (be *MemoryBackend) Get(h restic.Handle, length int, offset int64) (io.Read
h.Name = ""
}
debug.Log("Get %v offset %v len %v", h, offset, length)
debug.Log("Load %v offset %v len %v", h, offset, length)
if offset < 0 {
return nil, errors.New("offset is negative")

View File

@ -44,11 +44,11 @@ func TestRestBackendConfig(t *testing.T) {
test.TestConfig(t)
}
func TestRestBackendGet(t *testing.T) {
func TestRestBackendLoad(t *testing.T) {
if SkipMessage != "" {
t.Skip(SkipMessage)
}
test.TestGet(t)
test.TestLoad(t)
}
func TestRestBackendSave(t *testing.T) {

View File

@ -106,11 +106,11 @@ func (b *restBackend) Save(h restic.Handle, rd io.Reader) (err error) {
return nil
}
// Get returns a reader that yields the contents of the file at h at the
// Load returns a reader that yields the contents of the file at h at the
// given offset. If length is nonzero, only a portion of the file is
// returned. rd must be closed after use.
func (b *restBackend) Get(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
debug.Log("Get %v, length %v, offset %v", h, length, offset)
func (b *restBackend) Load(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
debug.Log("Load %v, length %v, offset %v", h, length, offset)
if err := h.Valid(); err != nil {
return nil, err
}
@ -133,7 +133,7 @@ func (b *restBackend) Get(h restic.Handle, length int, offset int64) (io.ReadClo
byteRange = fmt.Sprintf("bytes=%d-%d", offset, offset+int64(length)-1)
}
req.Header.Add("Range", byteRange)
debug.Log("Get(%v) send range %v", h, byteRange)
debug.Log("Load(%v) send range %v", h, byteRange)
<-b.connChan
resp, err := b.client.Do(req)

View File

@ -44,11 +44,11 @@ func TestS3BackendConfig(t *testing.T) {
test.TestConfig(t)
}
func TestS3BackendGet(t *testing.T) {
func TestS3BackendLoad(t *testing.T) {
if SkipMessage != "" {
t.Skip(SkipMessage)
}
test.TestGet(t)
test.TestLoad(t)
}
func TestS3BackendSave(t *testing.T) {

View File

@ -104,11 +104,11 @@ func (be *s3) Save(h restic.Handle, rd io.Reader) (err error) {
return errors.Wrap(err, "client.PutObject")
}
// Get returns a reader that yields the contents of the file at h at the
// Load returns a reader that yields the contents of the file at h at the
// given offset. If length is nonzero, only a portion of the file is
// returned. rd must be closed after use.
func (be *s3) Get(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
debug.Log("Get %v, length %v, offset %v", h, length, offset)
func (be *s3) Load(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
debug.Log("Load %v, length %v, offset %v", h, length, offset)
if err := h.Valid(); err != nil {
return nil, err
}
@ -138,7 +138,7 @@ func (be *s3) Get(h restic.Handle, length int, offset int64) (io.ReadCloser, err
// if we're going to read the whole object, just pass it on.
if length == 0 {
debug.Log("Get %v: pass on object", h)
debug.Log("Load %v: pass on object", h)
_, err = obj.Seek(offset, 0)
if err != nil {
_ = obj.Close()
@ -167,9 +167,9 @@ func (be *s3) Get(h restic.Handle, length int, offset int64) (io.ReadCloser, err
buf := make([]byte, l)
n, err := obj.ReadAt(buf, offset)
debug.Log("Get %v: use buffer with ReadAt: %v, %v", h, n, err)
debug.Log("Load %v: use buffer with ReadAt: %v, %v", h, n, err)
if err == io.EOF {
debug.Log("Get %v: shorten buffer %v -> %v", h, len(buf), n)
debug.Log("Load %v: shorten buffer %v -> %v", h, len(buf), n)
buf = buf[:n]
err = nil
}

View File

@ -44,11 +44,11 @@ func TestSftpBackendConfig(t *testing.T) {
test.TestConfig(t)
}
func TestSftpBackendGet(t *testing.T) {
func TestSftpBackendLoad(t *testing.T) {
if SkipMessage != "" {
t.Skip(SkipMessage)
}
test.TestGet(t)
test.TestLoad(t)
}
func TestSftpBackendSave(t *testing.T) {

View File

@ -360,11 +360,11 @@ func (r *SFTP) Save(h restic.Handle, rd io.Reader) (err error) {
return err
}
// Get returns a reader that yields the contents of the file at h at the
// Load returns a reader that yields the contents of the file at h at the
// given offset. If length is nonzero, only a portion of the file is
// returned. rd must be closed after use.
func (r *SFTP) Get(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
debug.Log("Get %v, length %v, offset %v", h, length, offset)
func (r *SFTP) Load(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
debug.Log("Load %v, length %v, offset %v", h, length, offset)
if err := h.Valid(); err != nil {
return nil, err
}

View File

@ -44,11 +44,11 @@ func TestTestBackendConfig(t *testing.T) {
test.TestConfig(t)
}
func TestTestBackendGet(t *testing.T) {
func TestTestBackendLoad(t *testing.T) {
if SkipMessage != "" {
t.Skip(SkipMessage)
}
test.TestGet(t)
test.TestLoad(t)
}
func TestTestBackendSave(t *testing.T) {

View File

@ -178,19 +178,19 @@ func TestConfig(t testing.TB) {
}
}
// TestGet tests the backend's Get function.
func TestGet(t testing.TB) {
// TestLoad tests the backend's Load function.
func TestLoad(t testing.TB) {
b := open(t)
defer close(t)
_, err := b.Get(restic.Handle{}, 0, 0)
_, err := b.Load(restic.Handle{}, 0, 0)
if err == nil {
t.Fatalf("Get() did not return an error for invalid handle")
t.Fatalf("Load() did not return an error for invalid handle")
}
_, err = b.Get(restic.Handle{Type: restic.DataFile, Name: "foobar"}, 0, 0)
_, err = b.Load(restic.Handle{Type: restic.DataFile, Name: "foobar"}, 0, 0)
if err == nil {
t.Fatalf("Get() did not return an error for non-existing blob")
t.Fatalf("Load() did not return an error for non-existing blob")
}
length := rand.Intn(1<<24) + 2000
@ -204,13 +204,13 @@ func TestGet(t testing.TB) {
t.Fatalf("Save() error: %v", err)
}
rd, err := b.Get(handle, 100, -1)
rd, err := b.Load(handle, 100, -1)
if err == nil {
t.Fatalf("Get() returned no error for negative offset!")
t.Fatalf("Load() returned no error for negative offset!")
}
if rd != nil {
t.Fatalf("Get() returned a non-nil reader for negative offset!")
t.Fatalf("Load() returned a non-nil reader for negative offset!")
}
for i := 0; i < 50; i++ {
@ -234,36 +234,36 @@ func TestGet(t testing.TB) {
d = d[:l]
}
rd, err := b.Get(handle, getlen, int64(o))
rd, err := b.Load(handle, getlen, int64(o))
if err != nil {
t.Errorf("Get(%d, %d) returned unexpected error: %v", l, o, err)
t.Errorf("Load(%d, %d) returned unexpected error: %v", l, o, err)
continue
}
buf, err := ioutil.ReadAll(rd)
if err != nil {
t.Errorf("Get(%d, %d) ReadAll() returned unexpected error: %v", l, o, err)
t.Errorf("Load(%d, %d) ReadAll() returned unexpected error: %v", l, o, err)
continue
}
if l <= len(d) && len(buf) != l {
t.Errorf("Get(%d, %d) wrong number of bytes read: want %d, got %d", l, o, l, len(buf))
t.Errorf("Load(%d, %d) wrong number of bytes read: want %d, got %d", l, o, l, len(buf))
continue
}
if l > len(d) && len(buf) != len(d) {
t.Errorf("Get(%d, %d) wrong number of bytes read for overlong read: want %d, got %d", l, o, l, len(buf))
t.Errorf("Load(%d, %d) wrong number of bytes read for overlong read: want %d, got %d", l, o, l, len(buf))
continue
}
if !bytes.Equal(buf, d) {
t.Errorf("Get(%d, %d) returned wrong bytes", l, o)
t.Errorf("Load(%d, %d) returned wrong bytes", l, o)
continue
}
err = rd.Close()
if err != nil {
t.Errorf("Get(%d, %d) rd.Close() returned unexpected error: %v", l, o, err)
t.Errorf("Load(%d, %d) rd.Close() returned unexpected error: %v", l, o, err)
continue
}
}
@ -398,7 +398,7 @@ func TestBackend(t testing.TB) {
test.Assert(t, err != nil, "blob data could be extracted before creation")
// try to read not existing blob
_, err = b.Get(h, 0, 0)
_, err = b.Load(h, 0, 0)
test.Assert(t, err != nil, "blob reader could be obtained before creation")
// try to get string out, should fail
@ -423,7 +423,7 @@ func TestBackend(t testing.TB) {
length := end - start
buf2 := make([]byte, length)
rd, err := b.Get(h, len(buf2), int64(start))
rd, err := b.Load(h, len(buf2), int64(start))
test.OK(t, err)
n, err := io.ReadFull(rd, buf2)
test.OK(t, err)

View File

@ -8,7 +8,7 @@ import (
// LoadAll reads all data stored in the backend for the handle.
func LoadAll(be restic.Backend, h restic.Handle) (buf []byte, err error) {
rd, err := be.Get(h, 0, 0)
rd, err := be.Load(h, 0, 0)
if err != nil {
return nil, err
}

View File

@ -209,8 +209,8 @@ type errorBackend struct {
ProduceErrors bool
}
func (b errorBackend) Get(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
rd, err := b.Backend.Get(h, length, offset)
func (b errorBackend) Load(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
rd, err := b.Backend.Load(h, length, offset)
if err != nil {
return rd, err
}

View File

@ -11,7 +11,7 @@ import (
type Backend struct {
CloseFn func() error
SaveFn func(h restic.Handle, rd io.Reader) error
GetFn func(h restic.Handle, length int, offset int64) (io.ReadCloser, error)
LoadFn func(h restic.Handle, length int, offset int64) (io.ReadCloser, error)
StatFn func(h restic.Handle) (restic.FileInfo, error)
ListFn func(restic.FileType, <-chan struct{}) <-chan string
RemoveFn func(restic.FileType, string) error
@ -47,13 +47,13 @@ func (m *Backend) Save(h restic.Handle, rd io.Reader) error {
return m.SaveFn(h, rd)
}
// Get loads data from the backend.
func (m *Backend) Get(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
if m.GetFn == nil {
// Load loads data from the backend.
func (m *Backend) Load(h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
if m.LoadFn == nil {
return nil, errors.New("not implemented")
}
return m.GetFn(h, length, offset)
return m.LoadFn(h, length, offset)
}
// Stat an object in the backend.

View File

@ -20,7 +20,7 @@ func ReaderAt(be Backend, h Handle) io.ReaderAt {
// ReadAt reads from the backend handle h at the given position.
func ReadAt(be Backend, h Handle, offset int64, p []byte) (n int, err error) {
rd, err := be.Get(h, len(p), offset)
rd, err := be.Load(h, len(p), offset)
if err != nil {
return 0, err
}

View File

@ -30,7 +30,7 @@ func Repack(repo restic.Repository, packs restic.IDSet, keepBlobs restic.BlobSet
return errors.Wrap(err, "TempFile")
}
beRd, err := repo.Backend().Get(h, 0, 0)
beRd, err := repo.Backend().Load(h, 0, 0)
if err != nil {
return err
}