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Add transaction when creating pull request created dirty data (#26259) (#26437)

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Backport #26259 

This PR will introduce a transaction on creating pull request so that if
some step failed, it will rollback totally. And there will be no dirty
pull request exist.

Co-authored-by: Giteabot <teabot@gitea.io>
This commit is contained in:
Lunny Xiao 2023-08-11 13:27:23 +08:00 committed by GitHub
parent d6cf261be8
commit 368e9e0f1b
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
8 changed files with 122 additions and 89 deletions
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5
models/issues/pull.go
View file

@ -531,13 +531,12 @@ func (pr *PullRequest) SetMerged(ctx context.Context) (bool, error) {
}
// NewPullRequest creates new pull request with labels for repository.
func NewPullRequest(outerCtx context.Context, repo *repo_model.Repository, issue *Issue, labelIDs []int64, uuids []string, pr *PullRequest) (err error) {
ctx, committer, err := db.TxContext(outerCtx)
func NewPullRequest(ctx context.Context, repo *repo_model.Repository, issue *Issue, labelIDs []int64, uuids []string, pr *PullRequest) (err error) {
ctx, committer, err := db.TxContext(ctx)
if err != nil {
return err
}
defer committer.Close()
ctx.WithContext(outerCtx)
idx, err := db.GetNextResourceIndex(ctx, "issue_index", repo.ID)
if err != nil {

4
models/issues/pull_test.go
View file

@ -87,14 +87,14 @@ func TestLoadRequestedReviewers(t *testing.T) {
user1, err := user_model.GetUserByID(db.DefaultContext, 1)
assert.NoError(t, err)
comment, err := issues_model.AddReviewRequest(issue, user1, &user_model.User{})
comment, err := issues_model.AddReviewRequest(db.DefaultContext, issue, user1, &user_model.User{})
assert.NoError(t, err)
assert.NotNil(t, comment)
assert.NoError(t, pull.LoadRequestedReviewers(db.DefaultContext))
assert.Len(t, pull.RequestedReviewers, 1)
comment, err = issues_model.RemoveReviewRequest(issue, user1, &user_model.User{})
comment, err = issues_model.RemoveReviewRequest(db.DefaultContext, issue, user1, &user_model.User{})
assert.NoError(t, err)
assert.NotNil(t, comment)

16
models/issues/review.go
View file

@ -557,8 +557,8 @@ func InsertReviews(reviews []*Review) error {
}
// AddReviewRequest add a review request from one reviewer
func AddReviewRequest(issue *Issue, reviewer, doer *user_model.User) (*Comment, error) {
ctx, committer, err := db.TxContext(db.DefaultContext)
func AddReviewRequest(ctx context.Context, issue *Issue, reviewer, doer *user_model.User) (*Comment, error) {
ctx, committer, err := db.TxContext(ctx)
if err != nil {
return nil, err
}
@ -612,8 +612,8 @@ func AddReviewRequest(issue *Issue, reviewer, doer *user_model.User) (*Comment,
}
// RemoveReviewRequest remove a review request from one reviewer
func RemoveReviewRequest(issue *Issue, reviewer, doer *user_model.User) (*Comment, error) {
ctx, committer, err := db.TxContext(db.DefaultContext)
func RemoveReviewRequest(ctx context.Context, issue *Issue, reviewer, doer *user_model.User) (*Comment, error) {
ctx, committer, err := db.TxContext(ctx)
if err != nil {
return nil, err
}
@ -673,8 +673,8 @@ func restoreLatestOfficialReview(ctx context.Context, issueID, reviewerID int64)
}
// AddTeamReviewRequest add a review request from one team
func AddTeamReviewRequest(issue *Issue, reviewer *organization.Team, doer *user_model.User) (*Comment, error) {
ctx, committer, err := db.TxContext(db.DefaultContext)
func AddTeamReviewRequest(ctx context.Context, issue *Issue, reviewer *organization.Team, doer *user_model.User) (*Comment, error) {
ctx, committer, err := db.TxContext(ctx)
if err != nil {
return nil, err
}
@ -732,8 +732,8 @@ func AddTeamReviewRequest(issue *Issue, reviewer *organization.Team, doer *user_
}
// RemoveTeamReviewRequest remove a review request from one team
func RemoveTeamReviewRequest(issue *Issue, reviewer *organization.Team, doer *user_model.User) (*Comment, error) {
ctx, committer, err := db.TxContext(db.DefaultContext)
func RemoveTeamReviewRequest(ctx context.Context, issue *Issue, reviewer *organization.Team, doer *user_model.User) (*Comment, error) {
ctx, committer, err := db.TxContext(ctx)
if err != nil {
return nil, err
}

2
routers/web/repo/issue.go
View file

@ -2226,7 +2226,7 @@ func UpdateIssueAssignee(ctx *context.Context) {
return
}
_, _, err = issue_service.ToggleAssignee(ctx, issue, ctx.Doer, assigneeID)
_, _, err = issue_service.ToggleAssigneeWithNotify(ctx, issue, ctx.Doer, assigneeID)
if err != nil {
ctx.ServerError("ToggleAssignee", err)
return

14
services/issue/assignee.go
View file

@ -33,7 +33,7 @@ func DeleteNotPassedAssignee(ctx context.Context, issue *issues_model.Issue, doe
if !found {
// This function also does comments and hooks, which is why we call it separately instead of directly removing the assignees here
if _, _, err := ToggleAssignee(ctx, issue, doer, assignee.ID); err != nil {
if _, _, err := ToggleAssigneeWithNotify(ctx, issue, doer, assignee.ID); err != nil {
return err
}
}
@ -42,8 +42,8 @@ func DeleteNotPassedAssignee(ctx context.Context, issue *issues_model.Issue, doe
return nil
}
// ToggleAssignee changes a user between assigned and not assigned for this issue, and make issue comment for it.
func ToggleAssignee(ctx context.Context, issue *issues_model.Issue, doer *user_model.User, assigneeID int64) (removed bool, comment *issues_model.Comment, err error) {
// ToggleAssigneeWithNoNotify changes a user between assigned and not assigned for this issue, and make issue comment for it.
func ToggleAssigneeWithNotify(ctx context.Context, issue *issues_model.Issue, doer *user_model.User, assigneeID int64) (removed bool, comment *issues_model.Comment, err error) {
removed, comment, err = issues_model.ToggleIssueAssignee(ctx, issue, doer, assigneeID)
if err != nil {
return
@ -63,9 +63,9 @@ func ToggleAssignee(ctx context.Context, issue *issues_model.Issue, doer *user_m
// ReviewRequest add or remove a review request from a user for this PR, and make comment for it.
func ReviewRequest(ctx context.Context, issue *issues_model.Issue, doer, reviewer *user_model.User, isAdd bool) (comment *issues_model.Comment, err error) {
if isAdd {
comment, err = issues_model.AddReviewRequest(issue, reviewer, doer)
comment, err = issues_model.AddReviewRequest(ctx, issue, reviewer, doer)
} else {
comment, err = issues_model.RemoveReviewRequest(issue, reviewer, doer)
comment, err = issues_model.RemoveReviewRequest(ctx, issue, reviewer, doer)
}
if err != nil {
@ -230,9 +230,9 @@ func IsValidTeamReviewRequest(ctx context.Context, reviewer *organization.Team,
// TeamReviewRequest add or remove a review request from a team for this PR, and make comment for it.
func TeamReviewRequest(ctx context.Context, issue *issues_model.Issue, doer *user_model.User, reviewer *organization.Team, isAdd bool) (comment *issues_model.Comment, err error) {
if isAdd {
comment, err = issues_model.AddTeamReviewRequest(issue, reviewer, doer)
comment, err = issues_model.AddTeamReviewRequest(ctx, issue, reviewer, doer)
} else {
comment, err = issues_model.RemoveTeamReviewRequest(issue, reviewer, doer)
comment, err = issues_model.RemoveTeamReviewRequest(ctx, issue, reviewer, doer)
}
if err != nil {

26
services/issue/issue.go
View file

@ -27,7 +27,7 @@ func NewIssue(ctx context.Context, repo *repo_model.Repository, issue *issues_mo
}
for _, assigneeID := range assigneeIDs {
if err := AddAssigneeIfNotAssigned(ctx, issue, issue.Poster, assigneeID); err != nil {
if _, err := AddAssigneeIfNotAssigned(ctx, issue, issue.Poster, assigneeID, true); err != nil {
return err
}
}
@ -122,7 +122,7 @@ func UpdateAssignees(ctx context.Context, issue *issues_model.Issue, oneAssignee
// has access to the repo.
for _, assignee := range allNewAssignees {
// Extra method to prevent double adding (which would result in removing)
err = AddAssigneeIfNotAssigned(ctx, issue, doer, assignee.ID)
_, err = AddAssigneeIfNotAssigned(ctx, issue, doer, assignee.ID, true)
if err != nil {
return err
}
@ -167,36 +167,36 @@ func DeleteIssue(ctx context.Context, doer *user_model.User, gitRepo *git.Reposi
// AddAssigneeIfNotAssigned adds an assignee only if he isn't already assigned to the issue.
// Also checks for access of assigned user
func AddAssigneeIfNotAssigned(ctx context.Context, issue *issues_model.Issue, doer *user_model.User, assigneeID int64) (err error) {
func AddAssigneeIfNotAssigned(ctx context.Context, issue *issues_model.Issue, doer *user_model.User, assigneeID int64, notify bool) (comment *issues_model.Comment, err error) {
assignee, err := user_model.GetUserByID(ctx, assigneeID)
if err != nil {
return err
return nil, err
}
// Check if the user is already assigned
isAssigned, err := issues_model.IsUserAssignedToIssue(ctx, issue, assignee)
if err != nil {
return err
return nil, err
}
if isAssigned {
// nothing to to
return nil
return nil, nil
}
valid, err := access_model.CanBeAssigned(ctx, assignee, issue.Repo, issue.IsPull)
if err != nil {
return err
return nil, err
}
if !valid {
return repo_model.ErrUserDoesNotHaveAccessToRepo{UserID: assigneeID, RepoName: issue.Repo.Name}
return nil, repo_model.ErrUserDoesNotHaveAccessToRepo{UserID: assigneeID, RepoName: issue.Repo.Name}
}
_, _, err = ToggleAssignee(ctx, issue, doer, assigneeID)
if err != nil {
return err
if notify {
_, comment, err = ToggleAssigneeWithNotify(ctx, issue, doer, assigneeID)
return comment, err
}
return nil
_, comment, err = issues_model.ToggleIssueAssignee(ctx, issue, doer, assigneeID)
return comment, err
}
// GetRefEndNamesAndURLs retrieves the ref end names (e.g. refs/heads/branch-name -> branch-name)

9
services/pull/patch.go
View file

@ -62,14 +62,19 @@ func TestPatch(pr *issues_model.PullRequest) error {
ctx, _, finished := process.GetManager().AddContext(graceful.GetManager().HammerContext(), fmt.Sprintf("TestPatch: %s", pr))
defer finished()
// Clone base repo.
prCtx, cancel, err := createTemporaryRepoForPR(ctx, pr)
if err != nil {
log.Error("createTemporaryRepoForPR %-v: %v", pr, err)
if !models.IsErrBranchDoesNotExist(err) {
log.Error("CreateTemporaryRepoForPR %-v: %v", pr, err)
}
return err
}
defer cancel()
return testPatch(ctx, prCtx, pr)
}
func testPatch(ctx context.Context, prCtx *prContext, pr *issues_model.PullRequest) error {
gitRepo, err := git.OpenRepository(ctx, prCtx.tmpBasePath)
if err != nil {
return fmt.Errorf("OpenRepository: %w", err)

135
services/pull/pull.go
View file

@ -23,7 +23,6 @@ import (
"code.gitea.io/gitea/modules/json"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/notification"
"code.gitea.io/gitea/modules/process"
repo_module "code.gitea.io/gitea/modules/repository"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/sync"
@ -35,73 +34,70 @@ import (
var pullWorkingPool = sync.NewExclusivePool()
// NewPullRequest creates new pull request with labels for repository.
func NewPullRequest(ctx context.Context, repo *repo_model.Repository, pull *issues_model.Issue, labelIDs []int64, uuids []string, pr *issues_model.PullRequest, assigneeIDs []int64) error {
if err := TestPatch(pr); err != nil {
func NewPullRequest(ctx context.Context, repo *repo_model.Repository, issue *issues_model.Issue, labelIDs []int64, uuids []string, pr *issues_model.PullRequest, assigneeIDs []int64) error {
prCtx, cancel, err := createTemporaryRepoForPR(ctx, pr)
if err != nil {
if !models.IsErrBranchDoesNotExist(err) {
log.Error("CreateTemporaryRepoForPR %-v: %v", pr, err)
}
return err
}
defer cancel()
if err := testPatch(ctx, prCtx, pr); err != nil {
return err
}
divergence, err := GetDiverging(ctx, pr)
divergence, err := git.GetDivergingCommits(ctx, prCtx.tmpBasePath, baseBranch, trackingBranch)
if err != nil {
return err
}
pr.CommitsAhead = divergence.Ahead
pr.CommitsBehind = divergence.Behind
if err := issues_model.NewPullRequest(ctx, repo, pull, labelIDs, uuids, pr); err != nil {
return err
}
for _, assigneeID := range assigneeIDs {
if err := issue_service.AddAssigneeIfNotAssigned(ctx, pull, pull.Poster, assigneeID); err != nil {
return err
}
}
pr.Issue = pull
pull.PullRequest = pr
// Now - even if the request context has been cancelled as the PR has been created
// in the db and there is no way to cancel that transaction we have to proceed - therefore
// create new context and work from there
prCtx, _, finished := process.GetManager().AddContext(graceful.GetManager().HammerContext(), fmt.Sprintf("NewPullRequest: %s:%d", repo.FullName(), pr.Index))
defer finished()
if pr.Flow == issues_model.PullRequestFlowGithub {
err = PushToBaseRepo(prCtx, pr)
} else {
err = UpdateRef(prCtx, pr)
}
if err != nil {
return err
}
mentions, err := issues_model.FindAndUpdateIssueMentions(ctx, pull, pull.Poster, pull.Content)
if err != nil {
return err
}
notification.NotifyNewPullRequest(prCtx, pr, mentions)
if len(pull.Labels) > 0 {
notification.NotifyIssueChangeLabels(prCtx, pull.Poster, pull, pull.Labels, nil)
}
if pull.Milestone != nil {
notification.NotifyIssueChangeMilestone(prCtx, pull.Poster, pull, 0)
}
assigneeCommentMap := make(map[int64]*issues_model.Comment)
// add first push codes comment
baseGitRepo, err := git.OpenRepository(prCtx, pr.BaseRepo.RepoPath())
baseGitRepo, err := git.OpenRepository(ctx, pr.BaseRepo.RepoPath())
if err != nil {
return err
}
defer baseGitRepo.Close()
compareInfo, err := baseGitRepo.GetCompareInfo(pr.BaseRepo.RepoPath(),
git.BranchPrefix+pr.BaseBranch, pr.GetGitRefName(), false, false)
if err != nil {
return err
}
if err := db.WithTx(ctx, func(ctx context.Context) error {
if err := issues_model.NewPullRequest(ctx, repo, issue, labelIDs, uuids, pr); err != nil {
return err
}
for _, assigneeID := range assigneeIDs {
comment, err := issue_service.AddAssigneeIfNotAssigned(ctx, issue, issue.Poster, assigneeID, false)
if err != nil {
return err
}
assigneeCommentMap[assigneeID] = comment
}
pr.Issue = issue
issue.PullRequest = pr
if pr.Flow == issues_model.PullRequestFlowGithub {
err = PushToBaseRepo(ctx, pr)
} else {
err = UpdateRef(ctx, pr)
}
if err != nil {
return err
}
compareInfo, err := baseGitRepo.GetCompareInfo(pr.BaseRepo.RepoPath(),
git.BranchPrefix+pr.BaseBranch, pr.GetGitRefName(), false, false)
if err != nil {
return err
}
if len(compareInfo.Commits) == 0 {
return nil
}
if len(compareInfo.Commits) > 0 {
data := issues_model.PushActionContent{IsForcePush: false}
data.CommitIDs = make([]string, 0, len(compareInfo.Commits))
for i := len(compareInfo.Commits) - 1; i >= 0; i-- {
@ -115,14 +111,47 @@ func NewPullRequest(ctx context.Context, repo *repo_model.Repository, pull *issu
ops := &issues_model.CreateCommentOptions{
Type: issues_model.CommentTypePullRequestPush,
Doer: pull.Poster,
Doer: issue.Poster,
Repo: repo,
Issue: pr.Issue,
IsForcePush: false,
Content: string(dataJSON),
}
_, _ = issue_service.CreateComment(ctx, ops)
if _, err = issues_model.CreateComment(ctx, ops); err != nil {
return err
}
return nil
}); err != nil {
// cleanup: this will only remove the reference, the real commit will be clean up when next GC
if err1 := baseGitRepo.RemoveReference(pr.GetGitRefName()); err1 != nil {
log.Error("RemoveReference: %v", err1)
}
return err
}
baseGitRepo.Close() // close immediately to avoid notifications will open the repository again
mentions, err := issues_model.FindAndUpdateIssueMentions(ctx, issue, issue.Poster, issue.Content)
if err != nil {
return err
}
notification.NotifyNewPullRequest(ctx, pr, mentions)
if len(issue.Labels) > 0 {
notification.NotifyIssueChangeLabels(ctx, issue.Poster, issue, issue.Labels, nil)
}
if issue.Milestone != nil {
notification.NotifyIssueChangeMilestone(ctx, issue.Poster, issue, 0)
}
if len(assigneeIDs) > 0 {
for _, assigneeID := range assigneeIDs {
assignee, err := user_model.GetUserByID(ctx, assigneeID)
if err != nil {
return ErrDependenciesLeft
}
notification.NotifyIssueChangeAssignee(ctx, issue.Poster, issue, assignee, false, assigneeCommentMap[assigneeID])
}
}
return nil