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mirror of https://github.com/go-gitea/gitea synced 2024-12-23 09:04:26 +00:00
gitea/modules/lfs/filesystem_client.go
KN4CK3R 440039c0cc
Add push to remote mirror repository (#15157)
* Added push mirror model.

* Integrated push mirror into queue.

* Moved methods into own file.

* Added basic implementation.

* Mirror wiki too.

* Removed duplicated method.

* Get url for different remotes.

* Added migration.

* Unified remote url access.

* Add/Remove push mirror remotes.

* Prevent hangs with missing credentials.

* Moved code between files.

* Changed sanitizer interface.

* Added push mirror backend methods.

* Only update the mirror remote.

* Limit refs on push.

* Added UI part.

* Added missing table.

* Delete mirror if repository gets removed.

* Changed signature. Handle object errors.

* Added upload method.

* Added "upload" unit tests.

* Added transfer adapter unit tests.

* Send correct headers.

* Added pushing of LFS objects.

* Added more logging.

* Simpler body handling.

* Process files in batches to reduce HTTP calls.

* Added created timestamp.

* Fixed invalid column name.

* Changed name to prevent xorm auto setting.

* Remove table header im empty.

* Strip exit code from error message.

* Added docs page about mirroring.

* Fixed date.

* Fixed merge errors.

* Moved test to integrations.

* Added push mirror test.

* Added test.
2021-06-14 19:20:43 +02:00

94 lines
1.9 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package lfs
import (
"context"
"io"
"net/url"
"os"
"path/filepath"
"code.gitea.io/gitea/modules/util"
)
// FilesystemClient is used to read LFS data from a filesystem path
type FilesystemClient struct {
lfsdir string
}
// BatchSize returns the preferred size of batchs to process
func (c *FilesystemClient) BatchSize() int {
return 1
}
func newFilesystemClient(endpoint *url.URL) *FilesystemClient {
path, _ := util.FileURLToPath(endpoint)
lfsdir := filepath.Join(path, "lfs", "objects")
client := &FilesystemClient{lfsdir}
return client
}
func (c *FilesystemClient) objectPath(oid string) string {
return filepath.Join(c.lfsdir, oid[0:2], oid[2:4], oid)
}
// Download reads the specific LFS object from the target path
func (c *FilesystemClient) Download(ctx context.Context, objects []Pointer, callback DownloadCallback) error {
for _, object := range objects {
p := Pointer{object.Oid, object.Size}
objectPath := c.objectPath(p.Oid)
f, err := os.Open(objectPath)
if err != nil {
return err
}
if err := callback(p, f, nil); err != nil {
return err
}
}
return nil
}
// Upload writes the specific LFS object to the target path
func (c *FilesystemClient) Upload(ctx context.Context, objects []Pointer, callback UploadCallback) error {
for _, object := range objects {
p := Pointer{object.Oid, object.Size}
objectPath := c.objectPath(p.Oid)
if err := os.MkdirAll(filepath.Dir(objectPath), os.ModePerm); err != nil {
return err
}
content, err := callback(p, nil)
if err != nil {
return err
}
err = func() error {
defer content.Close()
f, err := os.Create(objectPath)
if err != nil {
return err
}
_, err = io.Copy(f, content)
return err
}()
if err != nil {
return err
}
}
return nil
}