TrueCloudLab/restic
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move Backend interface to backend package

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This commit is contained in:
Michael Eischer 2023-10-01 11:40:12 +02:00
parent ceb0774af1
commit 1b8a67fe76
105 changed files with 822 additions and 775 deletions
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30
internal/backend/s3/s3.go
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@ -11,12 +11,12 @@ import (
"strings"
"time"
"github.com/restic/restic/internal/backend"
"github.com/restic/restic/internal/backend/layout"
"github.com/restic/restic/internal/backend/location"
"github.com/restic/restic/internal/backend/util"
"github.com/restic/restic/internal/debug"
"github.com/restic/restic/internal/errors"
"github.com/restic/restic/internal/restic"
"github.com/minio/minio-go/v7"
"github.com/minio/minio-go/v7/pkg/credentials"
@ -30,7 +30,7 @@ type Backend struct {
}
// make sure that *Backend implements backend.Backend
var _ restic.Backend = &Backend{}
var _ backend.Backend = &Backend{}
func NewFactory() location.Factory {
return location.NewHTTPBackendFactory("s3", ParseConfig, location.NoPassword, Create, Open)
@ -127,13 +127,13 @@ func open(ctx context.Context, cfg Config, rt http.RoundTripper) (*Backend, erro
// Open opens the S3 backend at bucket and region. The bucket is created if it
// does not exist yet.
func Open(ctx context.Context, cfg Config, rt http.RoundTripper) (restic.Backend, error) {
func Open(ctx context.Context, cfg Config, rt http.RoundTripper) (backend.Backend, error) {
return open(ctx, cfg, rt)
}
// Create opens the S3 backend at bucket and region and creates the bucket if
// it does not exist yet.
func Create(ctx context.Context, cfg Config, rt http.RoundTripper) (restic.Backend, error) {
func Create(ctx context.Context, cfg Config, rt http.RoundTripper) (backend.Backend, error) {
be, err := open(ctx, cfg, rt)
if err != nil {
return nil, errors.Wrap(err, "open")
@ -272,7 +272,7 @@ func (be *Backend) Path() string {
}
// Save stores data in the backend at the handle.
func (be *Backend) Save(ctx context.Context, h restic.Handle, rd restic.RewindReader) error {
func (be *Backend) Save(ctx context.Context, h backend.Handle, rd backend.RewindReader) error {
objName := be.Filename(h)
opts := minio.PutObjectOptions{StorageClass: be.cfg.StorageClass}
@ -294,14 +294,14 @@ func (be *Backend) Save(ctx context.Context, h restic.Handle, rd restic.RewindRe
// Load runs fn with a reader that yields the contents of the file at h at the
// given offset.
func (be *Backend) Load(ctx context.Context, h restic.Handle, length int, offset int64, fn func(rd io.Reader) error) error {
func (be *Backend) Load(ctx context.Context, h backend.Handle, length int, offset int64, fn func(rd io.Reader) error) error {
ctx, cancel := context.WithCancel(ctx)
defer cancel()
return util.DefaultLoad(ctx, h, length, offset, be.openReader, fn)
}
func (be *Backend) openReader(ctx context.Context, h restic.Handle, length int, offset int64) (io.ReadCloser, error) {
func (be *Backend) openReader(ctx context.Context, h backend.Handle, length int, offset int64) (io.ReadCloser, error) {
objName := be.Filename(h)
opts := minio.GetObjectOptions{}
@ -326,7 +326,7 @@ func (be *Backend) openReader(ctx context.Context, h restic.Handle, length int,
}
// Stat returns information about a blob.
func (be *Backend) Stat(ctx context.Context, h restic.Handle) (bi restic.FileInfo, err error) {
func (be *Backend) Stat(ctx context.Context, h backend.Handle) (bi backend.FileInfo, err error) {
objName := be.Filename(h)
var obj *minio.Object
@ -334,7 +334,7 @@ func (be *Backend) Stat(ctx context.Context, h restic.Handle) (bi restic.FileInf
obj, err = be.client.GetObject(ctx, be.cfg.Bucket, objName, opts)
if err != nil {
return restic.FileInfo{}, errors.Wrap(err, "client.GetObject")
return backend.FileInfo{}, errors.Wrap(err, "client.GetObject")
}
// make sure that the object is closed properly.
@ -347,14 +347,14 @@ func (be *Backend) Stat(ctx context.Context, h restic.Handle) (bi restic.FileInf
fi, err := obj.Stat()
if err != nil {
return restic.FileInfo{}, errors.Wrap(err, "Stat")
return backend.FileInfo{}, errors.Wrap(err, "Stat")
}
return restic.FileInfo{Size: fi.Size, Name: h.Name}, nil
return backend.FileInfo{Size: fi.Size, Name: h.Name}, nil
}
// Remove removes the blob with the given name and type.
func (be *Backend) Remove(ctx context.Context, h restic.Handle) error {
func (be *Backend) Remove(ctx context.Context, h backend.Handle) error {
objName := be.Filename(h)
err := be.client.RemoveObject(ctx, be.cfg.Bucket, objName, minio.RemoveObjectOptions{})
@ -368,7 +368,7 @@ func (be *Backend) Remove(ctx context.Context, h restic.Handle) error {
// List runs fn for each file in the backend which has the type t. When an
// error occurs (or fn returns an error), List stops and returns it.
func (be *Backend) List(ctx context.Context, t restic.FileType, fn func(restic.FileInfo) error) error {
func (be *Backend) List(ctx context.Context, t backend.FileType, fn func(backend.FileInfo) error) error {
prefix, recursive := be.Basedir(t)
// make sure prefix ends with a slash
@ -400,7 +400,7 @@ func (be *Backend) List(ctx context.Context, t restic.FileType, fn func(restic.F
continue
}
fi := restic.FileInfo{
fi := backend.FileInfo{
Name: path.Base(m),
Size: obj.Size,
}
@ -431,7 +431,7 @@ func (be *Backend) Delete(ctx context.Context) error {
func (be *Backend) Close() error { return nil }
// Rename moves a file based on the new layout l.
func (be *Backend) Rename(ctx context.Context, h restic.Handle, l layout.Layout) error {
func (be *Backend) Rename(ctx context.Context, h backend.Handle, l layout.Layout) error {
debug.Log("Rename %v to %v", h, l)
oldname := be.Filename(h)
newname := l.Filename(h)