forgejo/services/repository/push.go
Lunny Xiao 9b81193166
Cache last commit when pushing for big repository (#10109)
* Cache last commit when pushing for big repository

* Fix bug

* detect force push

* Refactor cache push

* Finish cache last commit info when push

* Some improvements

* Fix lint

* Remove unused changes

* Move pull request test before cache

* Fix test mysql

Co-authored-by: techknowlogick <techknowlogick@gitea.io>
Co-authored-by: Lauris BH <lauris@nix.lv>
2020-10-09 01:17:23 +03:00

416 lines
12 KiB
Go

// Copyright 2020 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package repository
import (
"container/list"
"encoding/json"
"fmt"
"strings"
"time"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/cache"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/graceful"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/notification"
"code.gitea.io/gitea/modules/queue"
"code.gitea.io/gitea/modules/repofiles"
repo_module "code.gitea.io/gitea/modules/repository"
"code.gitea.io/gitea/modules/setting"
pull_service "code.gitea.io/gitea/services/pull"
)
// PushUpdateOptions defines the push update options
type PushUpdateOptions struct {
PusherID int64
PusherName string
RepoUserName string
RepoName string
RefFullName string // branch, tag or other name to push
OldCommitID string
NewCommitID string
}
// IsNewRef return true if it's a first-time push to a branch, tag or etc.
func (opts PushUpdateOptions) IsNewRef() bool {
return opts.OldCommitID == git.EmptySHA
}
// IsDelRef return true if it's a deletion to a branch or tag
func (opts PushUpdateOptions) IsDelRef() bool {
return opts.NewCommitID == git.EmptySHA
}
// IsUpdateRef return true if it's an update operation
func (opts PushUpdateOptions) IsUpdateRef() bool {
return !opts.IsNewRef() && !opts.IsDelRef()
}
// IsTag return true if it's an operation to a tag
func (opts PushUpdateOptions) IsTag() bool {
return strings.HasPrefix(opts.RefFullName, git.TagPrefix)
}
// IsNewTag return true if it's a creation to a tag
func (opts PushUpdateOptions) IsNewTag() bool {
return opts.IsTag() && opts.IsNewRef()
}
// IsDelTag return true if it's a deletion to a tag
func (opts PushUpdateOptions) IsDelTag() bool {
return opts.IsTag() && opts.IsDelRef()
}
// IsBranch return true if it's a push to branch
func (opts PushUpdateOptions) IsBranch() bool {
return strings.HasPrefix(opts.RefFullName, git.BranchPrefix)
}
// IsNewBranch return true if it's the first-time push to a branch
func (opts PushUpdateOptions) IsNewBranch() bool {
return opts.IsBranch() && opts.IsNewRef()
}
// IsUpdateBranch return true if it's not the first push to a branch
func (opts PushUpdateOptions) IsUpdateBranch() bool {
return opts.IsBranch() && opts.IsUpdateRef()
}
// IsDelBranch return true if it's a deletion to a branch
func (opts PushUpdateOptions) IsDelBranch() bool {
return opts.IsBranch() && opts.IsDelRef()
}
// TagName returns simple tag name if it's an operation to a tag
func (opts PushUpdateOptions) TagName() string {
return opts.RefFullName[len(git.TagPrefix):]
}
// BranchName returns simple branch name if it's an operation to branch
func (opts PushUpdateOptions) BranchName() string {
return opts.RefFullName[len(git.BranchPrefix):]
}
// RefName returns simple name for ref
func (opts PushUpdateOptions) RefName() string {
if strings.HasPrefix(opts.RefFullName, git.TagPrefix) {
return opts.RefFullName[len(git.TagPrefix):]
} else if strings.HasPrefix(opts.RefFullName, git.BranchPrefix) {
return opts.RefFullName[len(git.BranchPrefix):]
}
return ""
}
// RepoFullName returns repo full name
func (opts PushUpdateOptions) RepoFullName() string {
return opts.RepoUserName + "/" + opts.RepoName
}
// isForcePush detect if a push is a force push
func isForcePush(repoPath string, opts *PushUpdateOptions) (bool, error) {
if !opts.IsUpdateBranch() {
return false, nil
}
output, err := git.NewCommand("rev-list", "--max-count=1", opts.OldCommitID, "^"+opts.NewCommitID).RunInDir(repoPath)
if err != nil {
return false, err
} else if len(output) > 0 {
return true, nil
}
return false, nil
}
// pushQueue represents a queue to handle update pull request tests
var pushQueue queue.Queue
// handle passed PR IDs and test the PRs
func handle(data ...queue.Data) {
for _, datum := range data {
opts := datum.([]*PushUpdateOptions)
if err := pushUpdates(opts); err != nil {
log.Error("pushUpdate failed: %v", err)
}
}
}
func initPushQueue() error {
pushQueue = queue.CreateQueue("push_update", handle, []*PushUpdateOptions{}).(queue.Queue)
if pushQueue == nil {
return fmt.Errorf("Unable to create push_update Queue")
}
go graceful.GetManager().RunWithShutdownFns(pushQueue.Run)
return nil
}
// PushUpdate is an alias of PushUpdates for single push update options
func PushUpdate(opts *PushUpdateOptions) error {
return PushUpdates([]*PushUpdateOptions{opts})
}
// PushUpdates adds a push update to push queue
func PushUpdates(opts []*PushUpdateOptions) error {
if len(opts) == 0 {
return nil
}
for _, opt := range opts {
if opt.IsNewRef() && opt.IsDelRef() {
return fmt.Errorf("Old and new revisions are both %s", git.EmptySHA)
}
}
return pushQueue.Push(opts)
}
// pushUpdates generates push action history feeds for push updating multiple refs
func pushUpdates(optsList []*PushUpdateOptions) error {
if len(optsList) == 0 {
return nil
}
repo, err := models.GetRepositoryByOwnerAndName(optsList[0].RepoUserName, optsList[0].RepoName)
if err != nil {
return fmt.Errorf("GetRepositoryByOwnerAndName failed: %v", err)
}
repoPath := repo.RepoPath()
_, err = git.NewCommand("update-server-info").RunInDir(repoPath)
if err != nil {
return fmt.Errorf("Failed to call 'git update-server-info': %v", err)
}
gitRepo, err := git.OpenRepository(repoPath)
if err != nil {
return fmt.Errorf("OpenRepository: %v", err)
}
defer gitRepo.Close()
if err = repo.UpdateSize(models.DefaultDBContext()); err != nil {
log.Error("Failed to update size for repository: %v", err)
}
addTags := make([]string, 0, len(optsList))
delTags := make([]string, 0, len(optsList))
actions := make([]*commitRepoActionOptions, 0, len(optsList))
var pusher *models.User
for _, opts := range optsList {
if opts.IsNewRef() && opts.IsDelRef() {
return fmt.Errorf("Old and new revisions are both %s", git.EmptySHA)
}
var commits = &repo_module.PushCommits{}
if opts.IsTag() { // If is tag reference {
tagName := opts.TagName()
if opts.IsDelRef() {
delTags = append(delTags, tagName)
} else { // is new tag
addTags = append(addTags, tagName)
}
} else if opts.IsBranch() { // If is branch reference
if pusher == nil || pusher.ID != opts.PusherID {
var err error
if pusher, err = models.GetUserByID(opts.PusherID); err != nil {
return err
}
}
branch := opts.BranchName()
if !opts.IsDelRef() {
log.Trace("TriggerTask '%s/%s' by %s", repo.Name, branch, pusher.Name)
go pull_service.AddTestPullRequestTask(pusher, repo.ID, branch, true, opts.OldCommitID, opts.NewCommitID)
newCommit, err := gitRepo.GetCommit(opts.NewCommitID)
if err != nil {
return fmt.Errorf("gitRepo.GetCommit: %v", err)
}
// Push new branch.
var l *list.List
if opts.IsNewRef() {
l, err = newCommit.CommitsBeforeLimit(10)
if err != nil {
return fmt.Errorf("newCommit.CommitsBeforeLimit: %v", err)
}
} else {
l, err = newCommit.CommitsBeforeUntil(opts.OldCommitID)
if err != nil {
return fmt.Errorf("newCommit.CommitsBeforeUntil: %v", err)
}
isForce, err := isForcePush(repo.RepoPath(), opts)
if err != nil {
log.Error("isForcePush %s/%s failed: %v", repo.ID, branch, err)
}
if isForce {
log.Trace("Push %s is a force push", opts.NewCommitID)
cache.Remove(repo.GetCommitsCountCacheKey(opts.RefName(), true))
} else {
// TODO: increment update the commit count cache but not remove
cache.Remove(repo.GetCommitsCountCacheKey(opts.RefName(), true))
}
}
commits = repo_module.ListToPushCommits(l)
if err = models.RemoveDeletedBranch(repo.ID, branch); err != nil {
log.Error("models.RemoveDeletedBranch %s/%s failed: %v", repo.ID, branch, err)
}
// Cache for big repository
if err := repo_module.CacheRef(repo, gitRepo, opts.RefFullName); err != nil {
log.Error("repo_module.CacheRef %s/%s failed: %v", repo.ID, branch, err)
}
} else if err = pull_service.CloseBranchPulls(pusher, repo.ID, branch); err != nil {
// close all related pulls
log.Error("close related pull request failed: %v", err)
}
// Even if user delete a branch on a repository which he didn't watch, he will be watch that.
if err = models.WatchIfAuto(opts.PusherID, repo.ID, true); err != nil {
log.Warn("Fail to perform auto watch on user %v for repo %v: %v", opts.PusherID, repo.ID, err)
}
}
actions = append(actions, &commitRepoActionOptions{
PushUpdateOptions: *opts,
Pusher: pusher,
RepoOwnerID: repo.OwnerID,
Commits: commits,
})
}
if err := repo_module.PushUpdateAddDeleteTags(repo, gitRepo, addTags, delTags); err != nil {
return fmt.Errorf("PushUpdateAddDeleteTags: %v", err)
}
if err := commitRepoAction(repo, gitRepo, actions...); err != nil {
return fmt.Errorf("commitRepoAction: %v", err)
}
return nil
}
// commitRepoActionOptions represent options of a new commit action.
type commitRepoActionOptions struct {
PushUpdateOptions
Pusher *models.User
RepoOwnerID int64
Commits *repo_module.PushCommits
}
// commitRepoAction adds new commit action to the repository, and prepare
// corresponding webhooks.
func commitRepoAction(repo *models.Repository, gitRepo *git.Repository, optsList ...*commitRepoActionOptions) error {
actions := make([]*models.Action, len(optsList))
for i, opts := range optsList {
if opts.Pusher == nil || opts.Pusher.Name != opts.PusherName {
var err error
opts.Pusher, err = models.GetUserByName(opts.PusherName)
if err != nil {
return fmt.Errorf("GetUserByName [%s]: %v", opts.PusherName, err)
}
}
refName := git.RefEndName(opts.RefFullName)
// Change default branch and empty status only if pushed ref is non-empty branch.
if repo.IsEmpty && opts.IsBranch() && !opts.IsDelRef() {
repo.DefaultBranch = refName
repo.IsEmpty = false
if refName != "master" {
if err := gitRepo.SetDefaultBranch(repo.DefaultBranch); err != nil {
if !git.IsErrUnsupportedVersion(err) {
return err
}
}
}
// Update the is empty and default_branch columns
if err := models.UpdateRepositoryCols(repo, "default_branch", "is_empty"); err != nil {
return fmt.Errorf("UpdateRepositoryCols: %v", err)
}
}
opType := models.ActionCommitRepo
// Check it's tag push or branch.
if opts.IsTag() {
opType = models.ActionPushTag
if opts.IsDelRef() {
opType = models.ActionDeleteTag
}
opts.Commits = &repo_module.PushCommits{}
} else if opts.IsDelRef() {
opType = models.ActionDeleteBranch
opts.Commits = &repo_module.PushCommits{}
} else {
// if not the first commit, set the compare URL.
if !opts.IsNewRef() {
opts.Commits.CompareURL = repo.ComposeCompareURL(opts.OldCommitID, opts.NewCommitID)
}
if err := repofiles.UpdateIssuesCommit(opts.Pusher, repo, opts.Commits.Commits, refName); err != nil {
log.Error("updateIssuesCommit: %v", err)
}
}
if len(opts.Commits.Commits) > setting.UI.FeedMaxCommitNum {
opts.Commits.Commits = opts.Commits.Commits[:setting.UI.FeedMaxCommitNum]
}
data, err := json.Marshal(opts.Commits)
if err != nil {
return fmt.Errorf("Marshal: %v", err)
}
actions[i] = &models.Action{
ActUserID: opts.Pusher.ID,
ActUser: opts.Pusher,
OpType: opType,
Content: string(data),
RepoID: repo.ID,
Repo: repo,
RefName: refName,
IsPrivate: repo.IsPrivate,
}
var isHookEventPush = true
switch opType {
case models.ActionCommitRepo: // Push
if opts.IsNewBranch() {
notification.NotifyCreateRef(opts.Pusher, repo, "branch", opts.RefFullName)
}
case models.ActionDeleteBranch: // Delete Branch
notification.NotifyDeleteRef(opts.Pusher, repo, "branch", opts.RefFullName)
case models.ActionPushTag: // Create
notification.NotifyCreateRef(opts.Pusher, repo, "tag", opts.RefFullName)
case models.ActionDeleteTag: // Delete Tag
notification.NotifyDeleteRef(opts.Pusher, repo, "tag", opts.RefFullName)
default:
isHookEventPush = false
}
if isHookEventPush {
notification.NotifyPushCommits(opts.Pusher, repo, opts.RefFullName, opts.OldCommitID, opts.NewCommitID, opts.Commits)
}
}
// Change repository last updated time.
if err := models.UpdateRepositoryUpdatedTime(repo.ID, time.Now()); err != nil {
return fmt.Errorf("UpdateRepositoryUpdatedTime: %v", err)
}
if err := models.NotifyWatchers(actions...); err != nil {
return fmt.Errorf("NotifyWatchers: %v", err)
}
return nil
}