When transfering repository and database transaction failed, rollback the renames (#14864)

Fix #14821

Co-authored-by: Andrew Thornton <art27@cantab.net>
Co-authored-by: 6543 <6543@obermui.de>
This commit is contained in:
Lunny Xiao 2021-03-05 10:28:52 +08:00 committed by GitHub
parent 0a8a3ab0f5
commit 7525450232
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@ -195,7 +195,39 @@ func CreatePendingRepositoryTransfer(doer, newOwner *User, repoID int64, teams [
}
// TransferOwnership transfers all corresponding repository items from old user to new one.
func TransferOwnership(doer *User, newOwnerName string, repo *Repository) error {
func TransferOwnership(doer *User, newOwnerName string, repo *Repository) (err error) {
repoRenamed := false
wikiRenamed := false
oldOwnerName := doer.Name
defer func() {
if !repoRenamed && !wikiRenamed {
return
}
recoverErr := recover()
if err == nil && recoverErr == nil {
return
}
if repoRenamed {
if err := os.Rename(RepoPath(newOwnerName, repo.Name), RepoPath(oldOwnerName, repo.Name)); err != nil {
log.Critical("Unable to move repository %s/%s directory from %s back to correct place %s: %v", oldOwnerName, repo.Name, RepoPath(newOwnerName, repo.Name), RepoPath(oldOwnerName, repo.Name), err)
}
}
if wikiRenamed {
if err := os.Rename(WikiPath(newOwnerName, repo.Name), WikiPath(oldOwnerName, repo.Name)); err != nil {
log.Critical("Unable to move wiki for repository %s/%s directory from %s back to correct place %s: %v", oldOwnerName, repo.Name, WikiPath(newOwnerName, repo.Name), WikiPath(oldOwnerName, repo.Name), err)
}
}
if recoverErr != nil {
log.Error("Panic within TransferOwnership: %v\n%s", recoverErr, log.Stack(2))
panic(recoverErr)
}
}()
sess := x.NewSession()
defer sess.Close()
if err := sess.Begin(); err != nil {
@ -206,6 +238,7 @@ func TransferOwnership(doer *User, newOwnerName string, repo *Repository) error
if err != nil {
return fmt.Errorf("get new owner '%s': %v", newOwnerName, err)
}
newOwnerName = newOwner.Name // ensure capitalisation matches
// Check if new owner has repository with same name.
if has, err := isRepositoryExist(sess, newOwner, repo.Name); err != nil {
@ -215,6 +248,7 @@ func TransferOwnership(doer *User, newOwnerName string, repo *Repository) error
}
oldOwner := repo.Owner
oldOwnerName = oldOwner.Name
// Note: we have to set value here to make sure recalculate accesses is based on
// new owner.
@ -301,6 +335,7 @@ func TransferOwnership(doer *User, newOwnerName string, repo *Repository) error
if err := os.Rename(RepoPath(oldOwner.Name, repo.Name), RepoPath(newOwner.Name, repo.Name)); err != nil {
return fmt.Errorf("rename repository directory: %v", err)
}
repoRenamed = true
// Rename remote wiki repository to new path and delete local copy.
wikiPath := WikiPath(oldOwner.Name, repo.Name)
@ -312,6 +347,7 @@ func TransferOwnership(doer *User, newOwnerName string, repo *Repository) error
if err := os.Rename(wikiPath, WikiPath(newOwner.Name, repo.Name)); err != nil {
return fmt.Errorf("rename repository wiki: %v", err)
}
wikiRenamed = true
}
if err := deleteRepositoryTransfer(sess, repo.ID); err != nil {