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Diffstat (limited to '')
| -rw-r--r-- | services/doctor/mergebase.go | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/services/doctor/mergebase.go b/services/doctor/mergebase.go new file mode 100644 index 0000000..de460c4 --- /dev/null +++ b/services/doctor/mergebase.go @@ -0,0 +1,114 @@ +// Copyright 2020 The Gitea Authors. All rights reserved. +// SPDX-License-Identifier: MIT + +package doctor + +import ( + "context" + "fmt" + "strings" + + "code.gitea.io/gitea/models/db" + issues_model "code.gitea.io/gitea/models/issues" + repo_model "code.gitea.io/gitea/models/repo" + "code.gitea.io/gitea/modules/git" + "code.gitea.io/gitea/modules/log" + + "xorm.io/builder" +) + +func iteratePRs(ctx context.Context, repo *repo_model.Repository, each func(*repo_model.Repository, *issues_model.PullRequest) error) error { + return db.Iterate( + ctx, + builder.Eq{"base_repo_id": repo.ID}, + func(ctx context.Context, bean *issues_model.PullRequest) error { + return each(repo, bean) + }, + ) +} + +func checkPRMergeBase(ctx context.Context, logger log.Logger, autofix bool) error { + numRepos := 0 + numPRs := 0 + numPRsUpdated := 0 + err := iterateRepositories(ctx, func(repo *repo_model.Repository) error { + numRepos++ + return iteratePRs(ctx, repo, func(repo *repo_model.Repository, pr *issues_model.PullRequest) error { + numPRs++ + pr.BaseRepo = repo + repoPath := repo.RepoPath() + + oldMergeBase := pr.MergeBase + + if !pr.HasMerged { + var err error + pr.MergeBase, _, err = git.NewCommand(ctx, "merge-base").AddDashesAndList(pr.BaseBranch, pr.GetGitRefName()).RunStdString(&git.RunOpts{Dir: repoPath}) + if err != nil { + var err2 error + pr.MergeBase, _, err2 = git.NewCommand(ctx, "rev-parse").AddDynamicArguments(git.BranchPrefix + pr.BaseBranch).RunStdString(&git.RunOpts{Dir: repoPath}) + if err2 != nil { + logger.Warn("Unable to get merge base for PR ID %d, #%d onto %s in %s/%s. Error: %v & %v", pr.ID, pr.Index, pr.BaseBranch, pr.BaseRepo.OwnerName, pr.BaseRepo.Name, err, err2) + return nil + } + } + } else { + parentsString, _, err := git.NewCommand(ctx, "rev-list", "--parents", "-n", "1").AddDynamicArguments(pr.MergedCommitID).RunStdString(&git.RunOpts{Dir: repoPath}) + if err != nil { + logger.Warn("Unable to get parents for merged PR ID %d, #%d onto %s in %s/%s. Error: %v", pr.ID, pr.Index, pr.BaseBranch, pr.BaseRepo.OwnerName, pr.BaseRepo.Name, err) + return nil + } + parents := strings.Split(strings.TrimSpace(parentsString), " ") + if len(parents) < 2 { + return nil + } + + refs := append([]string{}, parents[1:]...) + refs = append(refs, pr.GetGitRefName()) + cmd := git.NewCommand(ctx, "merge-base").AddDashesAndList(refs...) + pr.MergeBase, _, err = cmd.RunStdString(&git.RunOpts{Dir: repoPath}) + if err != nil { + logger.Warn("Unable to get merge base for merged PR ID %d, #%d onto %s in %s/%s. Error: %v", pr.ID, pr.Index, pr.BaseBranch, pr.BaseRepo.OwnerName, pr.BaseRepo.Name, err) + return nil + } + } + pr.MergeBase = strings.TrimSpace(pr.MergeBase) + if pr.MergeBase != oldMergeBase { + if autofix { + if err := pr.UpdateCols(ctx, "merge_base"); err != nil { + logger.Critical("Failed to update merge_base. ERROR: %v", err) + return fmt.Errorf("Failed to update merge_base. ERROR: %w", err) + } + } else { + logger.Info("#%d onto %s in %s/%s: MergeBase should be %s but is %s", pr.Index, pr.BaseBranch, pr.BaseRepo.OwnerName, pr.BaseRepo.Name, oldMergeBase, pr.MergeBase) + } + numPRsUpdated++ + } + return nil + }) + }) + + if autofix { + logger.Info("%d PR mergebases updated of %d PRs total in %d repos", numPRsUpdated, numPRs, numRepos) + } else { + if numPRsUpdated == 0 { + logger.Info("All %d PRs in %d repos have a correct mergebase", numPRs, numRepos) + } else if err == nil { + logger.Critical("%d PRs with incorrect mergebases of %d PRs total in %d repos", numPRsUpdated, numPRs, numRepos) + return fmt.Errorf("%d PRs with incorrect mergebases of %d PRs total in %d repos", numPRsUpdated, numPRs, numRepos) + } else { + logger.Warn("%d PRs with incorrect mergebases of %d PRs total in %d repos", numPRsUpdated, numPRs, numRepos) + } + } + + return err +} + +func init() { + Register(&Check{ + Title: "Recalculate merge bases", + Name: "recalculate-merge-bases", + IsDefault: false, + Run: checkPRMergeBase, + Priority: 7, + }) +} |