Files
gitea/services/repository/push.go
wxiaoguang 9dc04289aa refactor: make git package handle all git operations (#38543)
before: gitrepo vs git packages
after: git package fully handle all git operations

by the way, use `WithRepo(repo)` instead of `WithDir(repo.Path)` to hide
path details.

benefits:

1. remove all unnecessary wrappers, developers no need to struggle with
"which package should be used"
2. simplify code, RepositoryFacade can (will) be used everywhere, all
"path" details are (will be) hidden
2026-07-20 16:07:38 +00:00

438 lines
14 KiB
Go

// Copyright 2020 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package repository
import (
"context"
"errors"
"fmt"
"strings"
"time"
"gitea.dev/models/db"
repo_model "gitea.dev/models/repo"
user_model "gitea.dev/models/user"
"gitea.dev/modules/cache"
"gitea.dev/modules/git"
"gitea.dev/modules/graceful"
"gitea.dev/modules/log"
"gitea.dev/modules/process"
"gitea.dev/modules/queue"
repo_module "gitea.dev/modules/repository"
"gitea.dev/modules/setting"
"gitea.dev/modules/timeutil"
"gitea.dev/modules/util"
issue_service "gitea.dev/services/issue"
notify_service "gitea.dev/services/notify"
pull_service "gitea.dev/services/pull"
)
// pushQueue represents a queue to handle update pull request tests
var pushQueue *queue.WorkerPoolQueue[[]*repo_module.PushUpdateOptions]
func initPushQueue() error {
pushQueue = queue.CreateSimpleQueue(graceful.GetManager().ShutdownContext(), "push_update", pushQueueHandler)
if pushQueue == nil {
return errors.New("unable to create push_update queue")
}
go graceful.GetManager().RunWithCancel(pushQueue)
return nil
}
// PushUpdates adds a push update to push queue, each call must pass the same repo updates
func PushUpdates(opts ...*repo_module.PushUpdateOptions) error {
if len(opts) == 0 {
return nil
}
return pushQueue.Push(opts)
}
func pushQueueHandler(items ...[]*repo_module.PushUpdateOptions) [][]*repo_module.PushUpdateOptions {
for _, opts := range items {
if err := pushQueueHandleUpdates(opts); err != nil {
// Username and repository stays the same between items in opts.
pushUpdate := opts[0]
log.Error("pushUpdate[%s/%s] failed: %v", pushUpdate.RepoUserName, pushUpdate.RepoName, err)
}
}
return nil
}
// pushQueueHandleUpdates generates push action history feeds for push updating multiple refs
func pushQueueHandleUpdates(optsList []*repo_module.PushUpdateOptions) error {
if len(optsList) == 0 {
return nil
}
ctx, _, finished := process.GetManager().AddContext(graceful.GetManager().HammerContext(), fmt.Sprintf("PushUpdates: %s/%s", optsList[0].RepoUserName, optsList[0].RepoName))
defer finished()
repo, err := repo_model.GetRepositoryByOwnerAndName(ctx, optsList[0].RepoUserName, optsList[0].RepoName)
if err != nil {
return fmt.Errorf("GetRepositoryByOwnerAndName failed: %w", err)
}
gitRepo, err := git.OpenRepository(repo)
if err != nil {
return fmt.Errorf("OpenRepository[%s]: %w", repo.FullName(), err)
}
defer gitRepo.Close()
if err = repo_module.UpdateRepoSize(ctx, repo); err != nil {
return fmt.Errorf("failed to update size for repository: %v", err)
}
addTags := make([]string, 0, len(optsList))
delTags := make([]string, 0, len(optsList))
var pusher *user_model.User
objectFormat := git.ObjectFormatFromName(repo.ObjectFormatName)
for _, opts := range optsList {
log.Trace("pushUpdates: %-v %s %s %s", repo, opts.OldCommitID, opts.NewCommitID, opts.RefFullName)
if opts.IsNewRef() && opts.IsDelRef() {
setting.PanicInDevOrTesting("invalid push update (add+del): %+v", opts)
continue
}
if opts.RefFullName.IsTag() {
if pusher == nil || pusher.ID != opts.PusherID {
if opts.PusherID == user_model.ActionsUserID {
pusher = user_model.NewActionsUser()
} else {
var err error
if pusher, err = user_model.GetUserByID(ctx, opts.PusherID); err != nil {
return err
}
}
}
tagName := opts.RefFullName.TagName()
if opts.IsDelRef() {
notify_service.PushCommits(
ctx, pusher, repo,
&repo_module.PushUpdateOptions{
RefFullName: git.RefNameFromTag(tagName),
OldCommitID: opts.OldCommitID,
NewCommitID: objectFormat.EmptyObjectID().String(),
}, repo_module.NewPushCommits())
delTags = append(delTags, tagName)
notify_service.DeleteRef(ctx, pusher, repo, opts.RefFullName)
} else { // is new tag
newCommit, err := gitRepo.GetCommit(ctx, opts.NewCommitID)
if err != nil {
// in case there is dirty data, for example, the "github.com/git/git" repository has tags pointing to non-existing commits
if !errors.Is(err, util.ErrNotExist) {
log.Error("Unable to get tag commit: gitRepo.GetCommit(ctx, %s) in %s/%s[%d]: %v", opts.NewCommitID, repo.OwnerName, repo.Name, repo.ID, err)
}
} else {
commits := repo_module.NewPushCommits()
commits.HeadCommit = repo_module.CommitToPushCommit(newCommit)
commits.CompareURL = repo.ComposeCompareURL(objectFormat.EmptyObjectID().String(), opts.NewCommitID)
notify_service.PushCommits(
ctx, pusher, repo,
&repo_module.PushUpdateOptions{
RefFullName: opts.RefFullName,
OldCommitID: objectFormat.EmptyObjectID().String(),
NewCommitID: opts.NewCommitID,
}, commits)
addTags = append(addTags, tagName)
notify_service.CreateRef(ctx, pusher, repo, opts.RefFullName, opts.NewCommitID)
}
}
} else if opts.RefFullName.IsBranch() {
if pusher == nil || pusher.ID != opts.PusherID {
if opts.PusherID == user_model.ActionsUserID {
pusher = user_model.NewActionsUser()
} else {
var err error
if pusher, err = user_model.GetUserByID(ctx, opts.PusherID); err != nil {
return err
}
}
}
if !opts.IsDelRef() {
branch := opts.RefFullName.BranchName()
log.Trace("TriggerTask '%s/%s' by %s", repo.Name, branch, pusher.Name)
newCommit, err := gitRepo.GetCommit(ctx, opts.NewCommitID)
if err != nil {
return fmt.Errorf("gitRepo.GetCommit(ctx, %s) in %s/%s[%d]: %w", opts.NewCommitID, repo.OwnerName, repo.Name, repo.ID, err)
}
// Push new branch.
var l []*git.Commit
if opts.IsNewRef() {
l, err = pushNewBranch(ctx, repo, gitRepo, pusher, opts, newCommit)
} else {
l, err = pushUpdateBranch(ctx, repo, gitRepo, pusher, opts, newCommit)
}
if err != nil {
return err
}
// sync branch related database data
if branch == repo.DefaultBranch {
if err := DelRepoDivergenceFromCache(ctx, repo.ID); err != nil {
log.Error("DelRepoDivergenceFromCache: %v", err)
}
if err := AddRepoToLicenseUpdaterQueue(&LicenseUpdaterOptions{RepoID: repo.ID}); err != nil {
log.Error("AddRepoToLicenseUpdaterQueue: %v", err)
}
} else {
if err := DelDivergenceFromCache(repo.ID, branch); err != nil {
log.Error("DelDivergenceFromCache: %v", err)
}
}
commits := repo_module.GitToPushCommits(l)
commits.HeadCommit = repo_module.CommitToPushCommit(newCommit)
if err := issue_service.UpdateIssuesCommit(ctx, pusher, repo, commits.Commits, opts.RefName()); err != nil {
log.Error("updateIssuesCommit: %v", err)
}
commits.CompareURL = getCompareURL(ctx, repo, gitRepo, objectFormat, commits.Commits, opts)
if len(commits.Commits) > setting.UI.FeedMaxCommitNum {
commits.Commits = commits.Commits[:setting.UI.FeedMaxCommitNum]
}
notify_service.PushCommits(ctx, pusher, repo, opts, commits)
// Cache for big repository
if err := CacheRef(graceful.GetManager().HammerContext(), repo, gitRepo, opts.RefFullName); err != nil {
log.Error("repo_module.CacheRef %s/%s failed: %v", repo.ID, branch, err)
}
} else {
pushDeleteBranch(ctx, repo, pusher, opts)
}
// Even if user delete a branch on a repository which he didn't watch, he will be watch that.
if err = repo_model.WatchIfAuto(ctx, 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)
}
} else {
log.Trace("Non-tag and non-branch commits pushed.")
}
}
if len(addTags)+len(delTags) > 0 {
if err := PushUpdateAddDeleteTags(ctx, repo, gitRepo, pusher, addTags, delTags); err != nil {
return fmt.Errorf("PushUpdateAddDeleteTags: %w", err)
}
}
// Change repository last updated time.
if err := repo_model.UpdateRepositoryUpdatedTime(ctx, repo.ID, time.Now()); err != nil {
return fmt.Errorf("UpdateRepositoryUpdatedTime: %w", err)
}
return nil
}
func getCompareURL(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, objectFormat git.ObjectFormat, commits []*repo_module.PushCommit, opts *repo_module.PushUpdateOptions) string {
oldCommitID := opts.OldCommitID
if oldCommitID == objectFormat.EmptyObjectID().String() && len(commits) > 0 {
oldCommit, err := gitRepo.GetCommit(ctx, commits[len(commits)-1].Sha1)
if err != nil && !git.IsErrNotExist(err) {
log.Error("unable to GetCommit %s from %-v: %v", oldCommitID, repo, err)
}
if oldCommit != nil {
for i := 0; i < oldCommit.ParentCount(); i++ {
commitID, _ := oldCommit.ParentID(i)
if !commitID.IsZero() {
oldCommitID = commitID.String()
break
}
}
}
}
if oldCommitID == objectFormat.EmptyObjectID().String() && repo.DefaultBranch != opts.RefFullName.BranchName() {
oldCommitID = repo.DefaultBranch
}
if oldCommitID != objectFormat.EmptyObjectID().String() {
return repo.ComposeCompareURL(oldCommitID, opts.NewCommitID)
}
return ""
}
func pushNewBranch(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, pusher *user_model.User, opts *repo_module.PushUpdateOptions, newCommit *git.Commit) ([]*git.Commit, error) {
if repo.IsEmpty { // Change default branch and empty status only if pushed ref is non-empty branch.
repo.DefaultBranch = opts.RefName()
repo.IsEmpty = false
if repo.DefaultBranch != setting.Repository.DefaultBranch {
if err := git.SetDefaultBranch(ctx, repo, repo.DefaultBranch); err != nil {
return nil, err
}
}
// Update the is empty and default_branch columns
if err := repo_model.UpdateRepositoryColsWithAutoTime(ctx, repo, "default_branch", "is_empty"); err != nil {
return nil, fmt.Errorf("UpdateRepositoryCols: %w", err)
}
}
l, err := newCommit.CommitsBeforeLimit(ctx, gitRepo, 10)
if err != nil {
return nil, fmt.Errorf("newCommit.CommitsBeforeLimit: %w", err)
}
notify_service.CreateRef(ctx, pusher, repo, opts.RefFullName, opts.NewCommitID)
return l, nil
}
func pushUpdateBranch(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, pusher *user_model.User, opts *repo_module.PushUpdateOptions, newCommit *git.Commit) ([]*git.Commit, error) {
l, err := newCommit.CommitsBeforeUntil(ctx, gitRepo, git.RefNameFromCommit(opts.OldCommitID))
if err != nil {
return nil, fmt.Errorf("newCommit.CommitsBeforeUntil: %w", err)
}
branch := opts.RefFullName.BranchName()
isForcePush, err := newCommit.IsForcePush(ctx, gitRepo, opts.OldCommitID)
if err != nil {
log.Error("IsForcePush %s:%s failed: %v", repo.FullName(), branch, err)
}
// only update branch can trigger pull request task because the pull request hasn't been created yet when creating a branch
go pull_service.AddTestPullRequestTask(pull_service.TestPullRequestOptions{
RepoID: repo.ID,
Doer: pusher,
Branch: branch,
IsSync: true,
IsForcePush: isForcePush,
OldCommitID: opts.OldCommitID,
NewCommitID: opts.NewCommitID,
})
if isForcePush {
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))
}
return l, nil
}
func pushDeleteBranch(ctx context.Context, repo *repo_model.Repository, pusher *user_model.User, opts *repo_module.PushUpdateOptions) {
notify_service.DeleteRef(ctx, pusher, repo, opts.RefFullName)
if err := pull_service.AdjustPullsCausedByBranchDeleted(ctx, pusher, repo, opts.RefFullName.BranchName()); err != nil {
// close all related pulls
log.Error("close related pull request failed: %v", err)
}
}
// PushUpdateAddDeleteTags updates a number of added and delete tags
func PushUpdateAddDeleteTags(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, pusher *user_model.User, addTags, delTags []string) error {
return db.WithTx(ctx, func(ctx context.Context) error {
if err := repo_model.PushUpdateDeleteTags(ctx, repo, delTags); err != nil {
return err
}
return pushUpdateAddTags(ctx, repo, gitRepo, pusher, addTags)
})
}
// pushUpdateAddTags updates a number of add tags
func pushUpdateAddTags(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, pusher *user_model.User, tags []string) error {
if len(tags) == 0 {
return nil
}
releases, err := db.Find[repo_model.Release](ctx, repo_model.FindReleasesOptions{
RepoID: repo.ID,
TagNames: tags,
IncludeDrafts: true,
IncludeTags: true,
})
if err != nil {
return fmt.Errorf("db.Find[repo_model.Release]: %w", err)
}
relMap := make(map[string]*repo_model.Release)
for _, rel := range releases {
relMap[rel.LowerTagName] = rel
}
lowerTags := make([]string, 0, len(tags))
for _, tag := range tags {
lowerTags = append(lowerTags, strings.ToLower(tag))
}
newReleases := make([]*repo_model.Release, 0, len(lowerTags)-len(relMap))
for i, lowerTag := range lowerTags {
tag, err := gitRepo.GetTag(ctx, tags[i])
if err != nil {
return fmt.Errorf("GetTag: %w", err)
}
commit, err := gitRepo.GetTagCommit(ctx, tag.Name)
if err != nil {
return fmt.Errorf("Commit: %w", err)
}
sig := tag.Tagger
if sig == nil {
sig = commit.Author
}
if sig == nil {
sig = commit.Committer
}
createdAt := time.Unix(1, 0)
if sig != nil {
createdAt = sig.When
}
rel, has := relMap[lowerTag]
title, note := git.SplitCommitTitleBody(tag.MessageUTF8(), 255)
if !has {
rel = &repo_model.Release{
RepoID: repo.ID,
Title: title,
TagName: tags[i],
LowerTagName: lowerTag,
Target: "",
Sha1: commit.ID.String(),
NumCommits: -1, // the commits count will be updated when the UI needs it
Note: note,
IsDraft: false,
IsPrerelease: false,
IsTag: true,
PublisherID: pusher.ID,
CreatedUnix: timeutil.TimeStamp(createdAt.Unix()),
}
newReleases = append(newReleases, rel)
} else {
rel.Sha1 = commit.ID.String()
rel.CreatedUnix = timeutil.TimeStamp(createdAt.Unix())
if rel.IsTag {
rel.Title = title
rel.Note = note
} else {
rel.IsDraft = false
}
rel.PublisherID = pusher.ID
if err = repo_model.UpdateRelease(ctx, rel); err != nil {
return fmt.Errorf("Update: %w", err)
}
}
}
if len(newReleases) > 0 {
if err = db.Insert(ctx, newReleases); err != nil {
return fmt.Errorf("Insert: %w", err)
}
}
return nil
}