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// Copyright 2019 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 migrations
import (
"os"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/setting"
"xorm.io/xorm"
)
func deleteOrphanedAttachments(x *xorm.Engine) error {
type Attachment struct {
ID int64 `xorm:"pk autoincr"`
UUID string `xorm:"uuid UNIQUE"`
IssueID int64 `xorm:"INDEX"`
ReleaseID int64 `xorm:"INDEX"`
CommentID int64
}
sess := x.NewSession()
defer sess.Close()
err := sess.BufferSize(setting.Database.IterateBufferSize).
Where("`issue_id` = 0 and (`release_id` = 0 or `release_id` not in (select `id` from `release`))").Cols("uuid").
Iterate(new(Attachment),
func(idx int, bean interface{}) error {
attachment := bean.(*Attachment)
if err := os.RemoveAll(models.AttachmentLocalPath(attachment.UUID)); err != nil {
return err
}
_, err := sess.ID(attachment.ID).NoAutoCondition().Delete(attachment)
return err
})
if err != nil {
return err
}
return sess.Commit()
}
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