// testPatch checks if patch can be merged to base repository without conflit.
// FIXME: make a mechanism to clean up stable local copies.
func (pr *PullRequest) testPatch() (err error) {
if pr.BaseRepo == nil {
pr.BaseRepo, err = GetRepositoryByID(pr.BaseRepoID)
if err != nil {
return fmt.Errorf("GetRepositoryByID: %v", err)
}
}
patchPath, err := pr.BaseRepo.PatchPath(pr.Index)
if err != nil {
return fmt.Errorf("BaseRepo.PatchPath: %v", err)
}
// Fast fail if patch does not exist, this assumes data is cruppted.
if !com.IsFile(patchPath) {
log.Trace("PullRequest[%d].testPatch: ignored cruppted data", pr.ID)
return nil
}
log.Trace("PullRequest[%d].testPatch (patchPath): %s", pr.ID, patchPath)
if err := pr.BaseRepo.UpdateLocalCopy(); err != nil {
return fmt.Errorf("UpdateLocalCopy: %v", err)
}
// Checkout base branch.
_, stderr, err := process.ExecDir(-1, pr.BaseRepo.LocalCopyPath(),
fmt.Sprintf("PullRequest.Merge (git checkout): %v", pr.BaseRepo.ID),
"git", "checkout", pr.BaseBranch)
if err != nil {
return fmt.Errorf("git checkout: %s", stderr)
}
pr.Status = PULL_REQUEST_STATUS_CHECKING
_, stderr, err = process.ExecDir(-1, pr.BaseRepo.LocalCopyPath(),
fmt.Sprintf("testPatch (git apply --check): %d", pr.BaseRepo.ID),
"git", "apply", "--check", patchPath)
if err != nil {
for i := range patchConflicts {
if strings.Contains(stderr, patchConflicts[i]) {
log.Trace("PullRequest[%d].testPatch (apply): has conflit", pr.ID)
fmt.Println(stderr)
pr.Status = PULL_REQUEST_STATUS_CONFLICT
return nil
}
}
return fmt.Errorf("git apply --check: %v - %s", err, stderr)
}
return nil
}
// DeleteReleaseByID deletes a release and corresponding Git tag by given ID.
func DeleteReleaseByID(id int64) error {
rel, err := GetReleaseByID(id)
if err != nil {
return fmt.Errorf("GetReleaseByID: %v", err)
}
repo, err := GetRepositoryByID(rel.RepoID)
if err != nil {
return fmt.Errorf("GetRepositoryByID: %v", err)
}
_, stderr, err := process.ExecDir(-1, repo.RepoPath(),
fmt.Sprintf("DeleteReleaseByID (git tag -d): %d", rel.ID),
"git", "tag", "-d", rel.TagName)
if err != nil && !strings.Contains(stderr, "not found") {
return fmt.Errorf("git tag -d: %v - %s", err, stderr)
}
if _, err = x.Id(rel.ID).Delete(new(Release)); err != nil {
return fmt.Errorf("Delete: %v", err)
}
return nil
}
// Merge merges pull request to base repository.
func (pr *PullRequest) Merge(doer *User, baseGitRepo *git.Repository) (err error) {
if err = pr.GetHeadRepo(); err != nil {
return fmt.Errorf("GetHeadRepo: %v", err)
} else if err = pr.GetBaseRepo(); err != nil {
return fmt.Errorf("GetBaseRepo: %v", err)
}
sess := x.NewSession()
defer sessionRelease(sess)
if err = sess.Begin(); err != nil {
return err
}
if err = pr.Issue.changeStatus(sess, doer, pr.Issue.Repo, true); err != nil {
return fmt.Errorf("Issue.changeStatus: %v", err)
}
headRepoPath := RepoPath(pr.HeadUserName, pr.HeadRepo.Name)
headGitRepo, err := git.OpenRepository(headRepoPath)
if err != nil {
return fmt.Errorf("OpenRepository: %v", err)
}
pr.MergedCommitID, err = headGitRepo.GetBranchCommitID(pr.HeadBranch)
if err != nil {
return fmt.Errorf("GetBranchCommitID: %v", err)
}
if err = mergePullRequestAction(sess, doer, pr.Issue.Repo, pr.Issue); err != nil {
return fmt.Errorf("mergePullRequestAction: %v", err)
}
pr.HasMerged = true
pr.Merged = time.Now()
pr.MergerID = doer.Id
if _, err = sess.Id(pr.ID).AllCols().Update(pr); err != nil {
return fmt.Errorf("update pull request: %v", err)
}
// Clone base repo.
tmpBasePath := path.Join(setting.AppDataPath, "tmp/repos", com.ToStr(time.Now().Nanosecond())+".git")
os.MkdirAll(path.Dir(tmpBasePath), os.ModePerm)
defer os.RemoveAll(path.Dir(tmpBasePath))
var stderr string
if _, stderr, err = process.ExecTimeout(5*time.Minute,
fmt.Sprintf("PullRequest.Merge (git clone): %s", tmpBasePath),
"git", "clone", baseGitRepo.Path, tmpBasePath); err != nil {
return fmt.Errorf("git clone: %s", stderr)
}
// Check out base branch.
if _, stderr, err = process.ExecDir(-1, tmpBasePath,
fmt.Sprintf("PullRequest.Merge (git checkout): %s", tmpBasePath),
"git", "checkout", pr.BaseBranch); err != nil {
return fmt.Errorf("git checkout: %s", stderr)
}
// Add head repo remote.
if _, stderr, err = process.ExecDir(-1, tmpBasePath,
fmt.Sprintf("PullRequest.Merge (git remote add): %s", tmpBasePath),
"git", "remote", "add", "head_repo", headRepoPath); err != nil {
return fmt.Errorf("git remote add [%s -> %s]: %s", headRepoPath, tmpBasePath, stderr)
}
// Merge commits.
if _, stderr, err = process.ExecDir(-1, tmpBasePath,
fmt.Sprintf("PullRequest.Merge (git fetch): %s", tmpBasePath),
"git", "fetch", "head_repo"); err != nil {
return fmt.Errorf("git fetch [%s -> %s]: %s", headRepoPath, tmpBasePath, stderr)
}
if _, stderr, err = process.ExecDir(-1, tmpBasePath,
fmt.Sprintf("PullRequest.Merge (git merge --no-ff --no-commit): %s", tmpBasePath),
"git", "merge", "--no-ff", "--no-commit", "head_repo/"+pr.HeadBranch); err != nil {
return fmt.Errorf("git merge --no-ff --no-commit [%s]: %v - %s", tmpBasePath, err, stderr)
}
sig := doer.NewGitSig()
if _, stderr, err = process.ExecDir(-1, tmpBasePath,
fmt.Sprintf("PullRequest.Merge (git merge): %s", tmpBasePath),
"git", "commit", fmt.Sprintf("--author='%s <%s>'", sig.Name, sig.Email),
"-m", fmt.Sprintf("Merge branch '%s' of %s/%s into %s", pr.HeadBranch, pr.HeadUserName, pr.HeadRepo.Name, pr.BaseBranch)); err != nil {
return fmt.Errorf("git commit [%s]: %v - %s", tmpBasePath, err, stderr)
}
// Push back to upstream.
if _, stderr, err = process.ExecDir(-1, tmpBasePath,
fmt.Sprintf("PullRequest.Merge (git push): %s", tmpBasePath),
"git", "push", baseGitRepo.Path, pr.BaseBranch); err != nil {
return fmt.Errorf("git push: %s", stderr)
}
if err = sess.Commit(); err != nil {
return fmt.Errorf("Commit: %v", err)
}
// Compose commit repository action
l, err := headGitRepo.CommitsBetweenIDs(pr.MergedCommitID, pr.MergeBase)
if err != nil {
return fmt.Errorf("CommitsBetween: %v", err)
}
p := &api.PushPayload{
Ref: "refs/heads/" + pr.BaseBranch,
Before: pr.MergeBase,
After: pr.MergedCommitID,
CompareUrl: setting.AppUrl + pr.BaseRepo.ComposeCompareURL(pr.MergeBase, pr.MergedCommitID),
Commits: ListToPushCommits(l).ToApiPayloadCommits(pr.BaseRepo.FullRepoLink()),
Repo: pr.BaseRepo.ComposePayload(),
Pusher: &api.PayloadAuthor{
Name: pr.HeadRepo.MustOwner().DisplayName(),
Email: pr.HeadRepo.MustOwner().Email,
UserName: pr.HeadRepo.MustOwner().Name,
},
Sender: &api.PayloadUser{
UserName: doer.Name,
ID: doer.Id,
AvatarUrl: setting.AppUrl + doer.RelAvatarLink(),
},
}
if err = PrepareWebhooks(pr.BaseRepo, HOOK_EVENT_PUSH, p); err != nil {
return fmt.Errorf("PrepareWebhooks: %v", err)
}
go HookQueue.Add(pr.BaseRepo.ID)
return nil
}