feat: use RepoIndexerTypeHook

models/repo/repo_indexer.go

@@ -20,6 +20,8 @@ const (
 	RepoIndexerTypeCode RepoIndexerType = iota // 0
 	// RepoIndexerTypeStats repository stats indexer
 	RepoIndexerTypeStats // 1
+	// RepoIndexerTypeHook doesn't index anything, it's a health check for git hooks.
+	RepoIndexerTypeHook // 2
 )
 
 // RepoIndexerStatus status of a repo's entry in the repo indexer
@@ -73,6 +75,8 @@ func GetIndexerStatus(ctx context.Context, repo *Repository, indexerType RepoInd
 		if repo.StatsIndexerStatus != nil {
 			return repo.StatsIndexerStatus, nil
 		}
+	default:
+		// Do nothing since other types do not need to be patched to `repo`.
 	}
 	status := &RepoIndexerStatus{RepoID: repo.ID}
 	if has, err := db.GetEngine(ctx).Where("`indexer_type` = ?", indexerType).Get(status); err != nil {
@@ -86,6 +90,8 @@ func GetIndexerStatus(ctx context.Context, repo *Repository, indexerType RepoInd
 		repo.CodeIndexerStatus = status
 	case RepoIndexerTypeStats:
 		repo.StatsIndexerStatus = status
+	default:
+		// Do nothing since other types do not need to be patched to `repo`.
 	}
 	return status, nil
 }

options/locale/locale_en-US.ini

@@ -2591,6 +2591,7 @@ find_file.no_matching = No matching file found
 error.csv.too_large = Can't render this file because it is too large.
 error.csv.unexpected = Can't render this file because it contains an unexpected character in line %d and column %d.
 error.csv.invalid_field_count = Can't render this file because it has a wrong number of fields in line %d.
+error.broken_git_hook = Git hooks of this repository seem to be broken. Please follow the <a target="_blank" rel="noreferrer" href="https://docs.gitea.com/help/faq#push-hook--webhook-arent-running">documentation</a> to fix them, then push/merge to the default branch to refresh the status.
 
 [graphs]
 component_loading = Loading %s...

routers/private/default_branch.go

@@ -35,5 +35,20 @@ func SetDefaultBranch(ctx *gitea_context.PrivateContext) {
 		})
 		return
 	}
+
+	commitID, err := ctx.Repo.GitRepo.GetBranchCommitID(ctx.Repo.Repository.DefaultBranch)
+	if err != nil {
+		ctx.JSON(http.StatusInternalServerError, private.Response{
+			Err: fmt.Sprintf("Unable to get commit ID for new default branch on repository: %s/%s Error: %v", ownerName, repoName, err),
+		})
+		return
+	}
+	if err := repo_model.UpdateIndexerStatus(ctx, ctx.Repo.Repository, repo_model.RepoIndexerTypeHook, commitID); err != nil {
+		ctx.JSON(http.StatusInternalServerError, private.Response{
+			Err: fmt.Sprintf("Unable to update hook status for new default branch on repository: %s/%s Error: %v", ownerName, repoName, err),
+		})
+		return
+	}
+
 	ctx.PlainText(http.StatusOK, "success")
 }

routers/private/hook_post_receive.go

@@ -89,6 +89,33 @@ func HookPostReceive(ctx *gitea_context.PrivateContext) {
 		}
 	}
 
+	// Update the hook status
+	hookStatus :=
+	for i, update := range updates {
+		if !update.RefFullName.IsBranch() {
+			continue
+		}
+		if repo == nil {
+			repo = loadRepository(ctx, ownerName, repoName)
+			if ctx.Written() {
+				return
+			}
+		}
+		if repo.IsEmpty {
+
+		}
+		if ref.BranchName() != repo.DefaultBranch {
+			continue
+		}
+		if err := repo_model.UpdateIndexerStatus(ctx, repo, repo_model.RepoIndexerTypeHook, opts.NewCommitIDs[i]); err != nil {
+			log.Error("Failed to update hook status: %s/%s Error: %v", ownerName, repoName, err)
+			ctx.JSON(http.StatusInternalServerError, private.HookPostReceiveResult{
+				Err: fmt.Sprintf("Failed to update hook status: %s/%s Error: %v", ownerName, repoName, err),
+			})
+			return
+		}
+	}
+
 	// Handle Push Options
 	if len(opts.GitPushOptions) > 0 {
 		// load the repository

routers/web/repo/view.go

@@ -940,6 +940,30 @@ func prepareOpenWithEditorApps(ctx *context.Context) {
 	ctx.Data["OpenWithEditorApps"] = tmplApps
 }
 
+func checkGitHookStatus(ctx *context.Context) {
+	if ctx.Repo.Repository.IsEmpty {
+		return
+	}
+	status, err := repo_model.GetIndexerStatus(ctx, ctx.Repo.Repository, repo_model.RepoIndexerTypeHook)
+	if err != nil {
+		log.Error("GetIndexerStatus: %v", err)
+		// Don't return an error page, as it can be rechecked the next time the user opens the page.
+		return
+	}
+
+	// get the head commit of the branch since ctx.Repo.CommitID is not always the head commit of the default branch
+	commit, err := ctx.Repo.GitRepo.GetBranchCommit(ctx.Repo.Repository.DefaultBranch)
+	if err != nil {
+		log.Error("GetBranchCommitID: %v", err)
+		// Don't return an error page, as it can be rechecked the next time the user opens the page.
+		return
+	}
+
+	if status.CommitSha != commit.ID.String() {
+		ctx.Flash.Warning(ctx.Tr("repo.error.broken_git_hook"), true)
+	}
+}
+
 func renderHomeCode(ctx *context.Context) {
 	ctx.Data["PageIsViewCode"] = true
 	ctx.Data["RepositoryUploadEnabled"] = setting.Repository.Upload.Enabled
@@ -1016,6 +1040,8 @@ func renderHomeCode(ctx *context.Context) {
 		return
 	}
 
+	checkGitHookStatus(ctx)
+
 	if entry.IsDir() {
 		renderDirectory(ctx)
 	} else {

services/repository/branch.go

@@ -473,13 +473,22 @@ func SetRepoDefaultBranch(ctx context.Context, repo *repo_model.Repository, gitR
 		}
 	}
 
+	commitID, err := gitRepo.GetBranchCommitID(newBranchName)
+	if err != nil {
+		return err
+	}
+
 	oldDefaultBranchName := repo.DefaultBranch
 	repo.DefaultBranch = newBranchName
 	if err := db.WithTx(ctx, func(ctx context.Context) error {
 		if err := repo_model.UpdateDefaultBranch(ctx, repo); err != nil {
 			return err
 		}
 
+		if err := repo_model.UpdateIndexerStatus(ctx, repo, repo_model.RepoIndexerTypeHook, commitID); err != nil {
+			return err
+		}
+
 		if err := actions_model.DeleteScheduleTaskByRepo(ctx, repo.ID); err != nil {
 			log.Error("DeleteCronTaskByRepo: %v", err)
 		}
@@ -499,6 +508,7 @@ func SetRepoDefaultBranch(ctx context.Context, repo *repo_model.Repository, gitR
 				return err
 			}
 		}
+
 		return nil
 	}); err != nil {
 		return err