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mirror of https://github.com/go-gitea/gitea.git synced 2024-12-04 14:46:57 -05:00
gitea/modules/packages/content_store.go
Lunny Xiao fb7b743bd0
Azure blob storage support ()
This PR implemented object storages(LFS/Packages/Attachments and etc.)
for Azure Blob Storage. It depends on azure official golang SDK and can
support both the azure blob storage cloud service and azurite mock
server.

Replace 
Fix  

- [x] CI Tests
- [x] integration test, MSSQL integration tests will now based on
azureblob
  - [x] unit test 
- [x] CLI Migrate Storage
- [x] Documentation for configuration added

------

TODO (other PRs):
- [ ] Improve performance of `blob download`.

---------

Co-authored-by: yp05327 <576951401@qq.com>
2024-05-30 07:33:50 +00:00

76 lines
2.1 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package packages
import (
"io"
"net/url"
"path"
"strings"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/storage"
"code.gitea.io/gitea/modules/util"
)
// BlobHash256Key is the key to address a blob content
type BlobHash256Key string
// ContentStore is a wrapper around ObjectStorage
type ContentStore struct {
store storage.ObjectStorage
}
// NewContentStore creates the default package store
func NewContentStore() *ContentStore {
contentStore := &ContentStore{storage.Packages}
return contentStore
}
// Get gets a package blob
func (s *ContentStore) Get(key BlobHash256Key) (storage.Object, error) {
return s.store.Open(KeyToRelativePath(key))
}
func (s *ContentStore) ShouldServeDirect() bool {
return setting.Packages.Storage.ServeDirect()
}
func (s *ContentStore) GetServeDirectURL(key BlobHash256Key, filename string) (*url.URL, error) {
return s.store.URL(KeyToRelativePath(key), filename)
}
// FIXME: Workaround to be removed in v1.20
// https://github.com/go-gitea/gitea/issues/19586
func (s *ContentStore) Has(key BlobHash256Key) error {
_, err := s.store.Stat(KeyToRelativePath(key))
return err
}
// Save stores a package blob
func (s *ContentStore) Save(key BlobHash256Key, r io.Reader, size int64) error {
_, err := s.store.Save(KeyToRelativePath(key), r, size)
return err
}
// Delete deletes a package blob
func (s *ContentStore) Delete(key BlobHash256Key) error {
return s.store.Delete(KeyToRelativePath(key))
}
// KeyToRelativePath converts the sha256 key aabb000000... to aa/bb/aabb000000...
func KeyToRelativePath(key BlobHash256Key) string {
return path.Join(string(key)[0:2], string(key)[2:4], string(key))
}
// RelativePathToKey converts a relative path aa/bb/aabb000000... to the sha256 key aabb000000...
func RelativePathToKey(relativePath string) (BlobHash256Key, error) {
parts := strings.SplitN(relativePath, "/", 3)
if len(parts) != 3 || len(parts[0]) != 2 || len(parts[1]) != 2 || len(parts[2]) < 4 || parts[0]+parts[1] != parts[2][0:4] {
return "", util.ErrInvalidArgument
}
return BlobHash256Key(parts[2]), nil
}