From 88fa9f3fb168bc6c9c2bdc6341b83bc048b38846 Mon Sep 17 00:00:00 2001 From: 99rgosse <61579380+99rgosse@users.noreply.github.com> Date: Fri, 8 Oct 2021 11:59:35 +0200 Subject: [PATCH] Remove heads pointing to missing old refs (#17076) Co-authored-by: zeripath Co-authored-by: Lauris BH Co-authored-by: 6543 <6543@obermui.de> --- modules/migrations/base/pullrequest.go | 5 +++++ modules/migrations/gitea_uploader.go | 17 +++++++++++++++++ 2 files changed, 22 insertions(+) diff --git a/modules/migrations/base/pullrequest.go b/modules/migrations/base/pullrequest.go index 84b302d18..b51a14e47 100644 --- a/modules/migrations/base/pullrequest.go +++ b/modules/migrations/base/pullrequest.go @@ -41,6 +41,11 @@ func (p *PullRequest) IsForkPullRequest() bool { return p.Head.RepoPath() != p.Base.RepoPath() } +// GetGitRefName returns pull request relative path to head +func (p PullRequest) GetGitRefName() string { + return fmt.Sprintf("refs/pull/%d/head", p.Number) +} + // PullRequestBranch represents a pull request branch type PullRequestBranch struct { CloneURL string `yaml:"clone_url"` diff --git a/modules/migrations/gitea_uploader.go b/modules/migrations/gitea_uploader.go index 3e8d396ed..62e8924e5 100644 --- a/modules/migrations/gitea_uploader.go +++ b/modules/migrations/gitea_uploader.go @@ -690,6 +690,23 @@ func (g *GiteaLocalUploader) newPullRequest(pr *base.PullRequest) (*models.PullR } } else { head = pr.Head.Ref + // Ensure the closed PR SHA still points to an existing ref + _, err = git.NewCommand("rev-list", "--quiet", "-1", pr.Head.SHA).RunInDir(g.repo.RepoPath()) + if err != nil { + if pr.Head.SHA != "" { + // Git update-ref remove bad references with a relative path + log.Warn("Deprecated local head, removing : %v", pr.Head.SHA) + relPath := pr.GetGitRefName() + _, err = git.NewCommand("update-ref", "--no-deref", "-d", relPath).RunInDir(g.repo.RepoPath()) + } else { + // The SHA is empty, remove the head file + log.Warn("Empty reference, removing : %v", pullHead) + err = os.Remove(filepath.Join(pullHead, "head")) + } + if err != nil { + log.Error("Cannot remove local head ref, %v", err) + } + } } if pr.Created.IsZero() {