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forgejo/models/packages/package_blob.go
KN4CK3R 5e242e021b
Package registry changes (#19305)
* removed debug logs
* fixed SELECT
* removed unneeded error type
* use common SearchVersions method
* remove empty container upload versions
* return err
2022-04-06 03:32:09 +02:00

85 lines
2.6 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 packages
import (
"context"
"errors"
"time"
"code.gitea.io/gitea/models/db"
"code.gitea.io/gitea/modules/timeutil"
)
// ErrPackageBlobNotExist indicates a package blob not exist error
var ErrPackageBlobNotExist = errors.New("Package blob does not exist")
func init() {
db.RegisterModel(new(PackageBlob))
}
// PackageBlob represents a package blob
type PackageBlob struct {
ID int64 `xorm:"pk autoincr"`
Size int64 `xorm:"NOT NULL DEFAULT 0"`
HashMD5 string `xorm:"hash_md5 char(32) UNIQUE(md5) INDEX NOT NULL"`
HashSHA1 string `xorm:"hash_sha1 char(40) UNIQUE(sha1) INDEX NOT NULL"`
HashSHA256 string `xorm:"hash_sha256 char(64) UNIQUE(sha256) INDEX NOT NULL"`
HashSHA512 string `xorm:"hash_sha512 char(128) UNIQUE(sha512) INDEX NOT NULL"`
CreatedUnix timeutil.TimeStamp `xorm:"created INDEX NOT NULL"`
}
// GetOrInsertBlob inserts a blob. If the blob exists already the existing blob is returned
func GetOrInsertBlob(ctx context.Context, pb *PackageBlob) (*PackageBlob, bool, error) {
e := db.GetEngine(ctx)
has, err := e.Get(pb)
if err != nil {
return nil, false, err
}
if has {
return pb, true, nil
}
if _, err = e.Insert(pb); err != nil {
return nil, false, err
}
return pb, false, nil
}
// GetBlobByID gets a blob by id
func GetBlobByID(ctx context.Context, blobID int64) (*PackageBlob, error) {
pb := &PackageBlob{}
has, err := db.GetEngine(ctx).ID(blobID).Get(pb)
if err != nil {
return nil, err
}
if !has {
return nil, ErrPackageBlobNotExist
}
return pb, nil
}
// FindExpiredUnreferencedBlobs gets all blobs without associated files older than the specific duration
func FindExpiredUnreferencedBlobs(ctx context.Context, olderThan time.Duration) ([]*PackageBlob, error) {
pbs := make([]*PackageBlob, 0, 10)
return pbs, db.GetEngine(ctx).
Table("package_blob").
Join("LEFT", "package_file", "package_file.blob_id = package_blob.id").
Where("package_file.id IS NULL AND package_blob.created_unix < ?", time.Now().Add(-olderThan).Unix()).
Find(&pbs)
}
// DeleteBlobByID deletes a blob by id
func DeleteBlobByID(ctx context.Context, blobID int64) error {
_, err := db.GetEngine(ctx).ID(blobID).Delete(&PackageBlob{})
return err
}
// GetTotalBlobSize returns the total blobs size in bytes
func GetTotalBlobSize() (int64, error) {
return db.GetEngine(db.DefaultContext).
SumInt(&PackageBlob{}, "size")
}