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// 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 packages
import (
"io"
"path"
"code.gitea.io/gitea/modules/storage"
)
// 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))
}
// 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))
}
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