440 lines
13 KiB
Go
440 lines
13 KiB
Go
// Copyright 2019 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 (
|
|
"context"
|
|
"fmt"
|
|
"io"
|
|
"net/http"
|
|
"path"
|
|
"strings"
|
|
"time"
|
|
|
|
"code.gitea.io/gitea/models"
|
|
"code.gitea.io/gitea/models/db"
|
|
repo_model "code.gitea.io/gitea/models/repo"
|
|
user_model "code.gitea.io/gitea/models/user"
|
|
"code.gitea.io/gitea/modules/git"
|
|
"code.gitea.io/gitea/modules/lfs"
|
|
"code.gitea.io/gitea/modules/log"
|
|
"code.gitea.io/gitea/modules/migration"
|
|
"code.gitea.io/gitea/modules/setting"
|
|
"code.gitea.io/gitea/modules/timeutil"
|
|
"code.gitea.io/gitea/modules/util"
|
|
|
|
"gopkg.in/ini.v1"
|
|
)
|
|
|
|
/*
|
|
GitHub, GitLab, Gogs: *.wiki.git
|
|
BitBucket: *.git/wiki
|
|
*/
|
|
var commonWikiURLSuffixes = []string{".wiki.git", ".git/wiki"}
|
|
|
|
// WikiRemoteURL returns accessible repository URL for wiki if exists.
|
|
// Otherwise, it returns an empty string.
|
|
func WikiRemoteURL(ctx context.Context, remote string) string {
|
|
remote = strings.TrimSuffix(remote, ".git")
|
|
for _, suffix := range commonWikiURLSuffixes {
|
|
wikiURL := remote + suffix
|
|
if git.IsRepoURLAccessible(ctx, wikiURL) {
|
|
return wikiURL
|
|
}
|
|
}
|
|
return ""
|
|
}
|
|
|
|
// MigrateRepositoryGitData starts migrating git related data after created migrating repository
|
|
func MigrateRepositoryGitData(ctx context.Context, u *user_model.User,
|
|
repo *repo_model.Repository, opts migration.MigrateOptions,
|
|
httpTransport *http.Transport,
|
|
) (*repo_model.Repository, error) {
|
|
repoPath := repo_model.RepoPath(u.Name, opts.RepoName)
|
|
|
|
if u.IsOrganization() {
|
|
t, err := models.OrgFromUser(u).GetOwnerTeam()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
repo.NumWatches = t.NumMembers
|
|
} else {
|
|
repo.NumWatches = 1
|
|
}
|
|
|
|
migrateTimeout := time.Duration(setting.Git.Timeout.Migrate) * time.Second
|
|
|
|
var err error
|
|
if err = util.RemoveAll(repoPath); err != nil {
|
|
return repo, fmt.Errorf("Failed to remove %s: %v", repoPath, err)
|
|
}
|
|
|
|
if err = git.Clone(ctx, opts.CloneAddr, repoPath, git.CloneRepoOptions{
|
|
Mirror: true,
|
|
Quiet: true,
|
|
Timeout: migrateTimeout,
|
|
}); err != nil {
|
|
return repo, fmt.Errorf("Clone: %v", err)
|
|
}
|
|
|
|
if opts.Wiki {
|
|
wikiPath := repo_model.WikiPath(u.Name, opts.RepoName)
|
|
wikiRemotePath := WikiRemoteURL(ctx, opts.CloneAddr)
|
|
if len(wikiRemotePath) > 0 {
|
|
if err := util.RemoveAll(wikiPath); err != nil {
|
|
return repo, fmt.Errorf("Failed to remove %s: %v", wikiPath, err)
|
|
}
|
|
|
|
if err = git.Clone(ctx, wikiRemotePath, wikiPath, git.CloneRepoOptions{
|
|
Mirror: true,
|
|
Quiet: true,
|
|
Timeout: migrateTimeout,
|
|
Branch: "master",
|
|
}); err != nil {
|
|
log.Warn("Clone wiki: %v", err)
|
|
if err := util.RemoveAll(wikiPath); err != nil {
|
|
return repo, fmt.Errorf("Failed to remove %s: %v", wikiPath, err)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if repo.OwnerID == u.ID {
|
|
repo.Owner = u
|
|
}
|
|
|
|
if err = models.CheckDaemonExportOK(ctx, repo); err != nil {
|
|
return repo, fmt.Errorf("checkDaemonExportOK: %v", err)
|
|
}
|
|
|
|
if stdout, err := git.NewCommand(ctx, "update-server-info").
|
|
SetDescription(fmt.Sprintf("MigrateRepositoryGitData(git update-server-info): %s", repoPath)).
|
|
RunInDir(repoPath); err != nil {
|
|
log.Error("MigrateRepositoryGitData(git update-server-info) in %v: Stdout: %s\nError: %v", repo, stdout, err)
|
|
return repo, fmt.Errorf("error in MigrateRepositoryGitData(git update-server-info): %v", err)
|
|
}
|
|
|
|
gitRepo, err := git.OpenRepositoryCtx(ctx, repoPath)
|
|
if err != nil {
|
|
return repo, fmt.Errorf("OpenRepository: %v", err)
|
|
}
|
|
defer gitRepo.Close()
|
|
|
|
repo.IsEmpty, err = gitRepo.IsEmpty()
|
|
if err != nil {
|
|
return repo, fmt.Errorf("git.IsEmpty: %v", err)
|
|
}
|
|
|
|
if !repo.IsEmpty {
|
|
if len(repo.DefaultBranch) == 0 {
|
|
// Try to get HEAD branch and set it as default branch.
|
|
headBranch, err := gitRepo.GetHEADBranch()
|
|
if err != nil {
|
|
return repo, fmt.Errorf("GetHEADBranch: %v", err)
|
|
}
|
|
if headBranch != nil {
|
|
repo.DefaultBranch = headBranch.Name
|
|
}
|
|
}
|
|
|
|
if !opts.Releases {
|
|
if err = SyncReleasesWithTags(repo, gitRepo); err != nil {
|
|
log.Error("Failed to synchronize tags to releases for repository: %v", err)
|
|
}
|
|
}
|
|
|
|
if opts.LFS {
|
|
endpoint := lfs.DetermineEndpoint(opts.CloneAddr, opts.LFSEndpoint)
|
|
lfsClient := lfs.NewClient(endpoint, httpTransport)
|
|
if err = StoreMissingLfsObjectsInRepository(ctx, repo, gitRepo, lfsClient); err != nil {
|
|
log.Error("Failed to store missing LFS objects for repository: %v", err)
|
|
}
|
|
}
|
|
}
|
|
|
|
if err = models.UpdateRepoSize(db.DefaultContext, repo); err != nil {
|
|
log.Error("Failed to update size for repository: %v", err)
|
|
}
|
|
|
|
if opts.Mirror {
|
|
mirrorModel := repo_model.Mirror{
|
|
RepoID: repo.ID,
|
|
Interval: setting.Mirror.DefaultInterval,
|
|
EnablePrune: true,
|
|
NextUpdateUnix: timeutil.TimeStampNow().AddDuration(setting.Mirror.DefaultInterval),
|
|
LFS: opts.LFS,
|
|
}
|
|
if opts.LFS {
|
|
mirrorModel.LFSEndpoint = opts.LFSEndpoint
|
|
}
|
|
|
|
if opts.MirrorInterval != "" {
|
|
parsedInterval, err := time.ParseDuration(opts.MirrorInterval)
|
|
if err != nil {
|
|
log.Error("Failed to set Interval: %v", err)
|
|
return repo, err
|
|
}
|
|
if parsedInterval == 0 {
|
|
mirrorModel.Interval = 0
|
|
mirrorModel.NextUpdateUnix = 0
|
|
} else if parsedInterval < setting.Mirror.MinInterval {
|
|
err := fmt.Errorf("Interval %s is set below Minimum Interval of %s", parsedInterval, setting.Mirror.MinInterval)
|
|
log.Error("Interval: %s is too frequent", opts.MirrorInterval)
|
|
return repo, err
|
|
} else {
|
|
mirrorModel.Interval = parsedInterval
|
|
mirrorModel.NextUpdateUnix = timeutil.TimeStampNow().AddDuration(parsedInterval)
|
|
}
|
|
}
|
|
|
|
if err = repo_model.InsertMirror(&mirrorModel); err != nil {
|
|
return repo, fmt.Errorf("InsertOne: %v", err)
|
|
}
|
|
|
|
repo.IsMirror = true
|
|
err = models.UpdateRepository(repo, false)
|
|
} else {
|
|
repo, err = CleanUpMigrateInfo(ctx, repo)
|
|
}
|
|
|
|
return repo, err
|
|
}
|
|
|
|
// cleanUpMigrateGitConfig removes mirror info which prevents "push --all".
|
|
// This also removes possible user credentials.
|
|
func cleanUpMigrateGitConfig(configPath string) error {
|
|
cfg, err := ini.Load(configPath)
|
|
if err != nil {
|
|
return fmt.Errorf("open config file: %v", err)
|
|
}
|
|
cfg.DeleteSection("remote \"origin\"")
|
|
if err = cfg.SaveToIndent(configPath, "\t"); err != nil {
|
|
return fmt.Errorf("save config file: %v", err)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// CleanUpMigrateInfo finishes migrating repository and/or wiki with things that don't need to be done for mirrors.
|
|
func CleanUpMigrateInfo(ctx context.Context, repo *repo_model.Repository) (*repo_model.Repository, error) {
|
|
repoPath := repo.RepoPath()
|
|
if err := createDelegateHooks(repoPath); err != nil {
|
|
return repo, fmt.Errorf("createDelegateHooks: %v", err)
|
|
}
|
|
if repo.HasWiki() {
|
|
if err := createDelegateHooks(repo.WikiPath()); err != nil {
|
|
return repo, fmt.Errorf("createDelegateHooks.(wiki): %v", err)
|
|
}
|
|
}
|
|
|
|
_, err := git.NewCommand(ctx, "remote", "rm", "origin").RunInDir(repoPath)
|
|
if err != nil && !strings.HasPrefix(err.Error(), "exit status 128 - fatal: No such remote ") {
|
|
return repo, fmt.Errorf("CleanUpMigrateInfo: %v", err)
|
|
}
|
|
|
|
if repo.HasWiki() {
|
|
if err := cleanUpMigrateGitConfig(path.Join(repo.WikiPath(), "config")); err != nil {
|
|
return repo, fmt.Errorf("cleanUpMigrateGitConfig (wiki): %v", err)
|
|
}
|
|
}
|
|
|
|
return repo, models.UpdateRepository(repo, false)
|
|
}
|
|
|
|
// SyncReleasesWithTags synchronizes release table with repository tags
|
|
func SyncReleasesWithTags(repo *repo_model.Repository, gitRepo *git.Repository) error {
|
|
existingRelTags := make(map[string]struct{})
|
|
opts := models.FindReleasesOptions{
|
|
IncludeDrafts: true,
|
|
IncludeTags: true,
|
|
ListOptions: db.ListOptions{PageSize: 50},
|
|
}
|
|
for page := 1; ; page++ {
|
|
opts.Page = page
|
|
rels, err := models.GetReleasesByRepoID(repo.ID, opts)
|
|
if err != nil {
|
|
return fmt.Errorf("GetReleasesByRepoID: %v", err)
|
|
}
|
|
if len(rels) == 0 {
|
|
break
|
|
}
|
|
for _, rel := range rels {
|
|
if rel.IsDraft {
|
|
continue
|
|
}
|
|
commitID, err := gitRepo.GetTagCommitID(rel.TagName)
|
|
if err != nil && !git.IsErrNotExist(err) {
|
|
return fmt.Errorf("GetTagCommitID: %s: %v", rel.TagName, err)
|
|
}
|
|
if git.IsErrNotExist(err) || commitID != rel.Sha1 {
|
|
if err := models.PushUpdateDeleteTag(repo, rel.TagName); err != nil {
|
|
return fmt.Errorf("PushUpdateDeleteTag: %s: %v", rel.TagName, err)
|
|
}
|
|
} else {
|
|
existingRelTags[strings.ToLower(rel.TagName)] = struct{}{}
|
|
}
|
|
}
|
|
}
|
|
tags, err := gitRepo.GetTags(0, 0)
|
|
if err != nil {
|
|
return fmt.Errorf("GetTags: %v", err)
|
|
}
|
|
for _, tagName := range tags {
|
|
if _, ok := existingRelTags[strings.ToLower(tagName)]; !ok {
|
|
if err := PushUpdateAddTag(repo, gitRepo, tagName); err != nil {
|
|
return fmt.Errorf("pushUpdateAddTag: %v", err)
|
|
}
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// PushUpdateAddTag must be called for any push actions to add tag
|
|
func PushUpdateAddTag(repo *repo_model.Repository, gitRepo *git.Repository, tagName string) error {
|
|
tag, err := gitRepo.GetTag(tagName)
|
|
if err != nil {
|
|
return fmt.Errorf("GetTag: %v", err)
|
|
}
|
|
commit, err := tag.Commit(gitRepo)
|
|
if err != nil {
|
|
return fmt.Errorf("Commit: %v", err)
|
|
}
|
|
|
|
sig := tag.Tagger
|
|
if sig == nil {
|
|
sig = commit.Author
|
|
}
|
|
if sig == nil {
|
|
sig = commit.Committer
|
|
}
|
|
|
|
var author *user_model.User
|
|
createdAt := time.Unix(1, 0)
|
|
|
|
if sig != nil {
|
|
author, err = user_model.GetUserByEmail(sig.Email)
|
|
if err != nil && !user_model.IsErrUserNotExist(err) {
|
|
return fmt.Errorf("GetUserByEmail: %v", err)
|
|
}
|
|
createdAt = sig.When
|
|
}
|
|
|
|
commitsCount, err := commit.CommitsCount()
|
|
if err != nil {
|
|
return fmt.Errorf("CommitsCount: %v", err)
|
|
}
|
|
|
|
rel := models.Release{
|
|
RepoID: repo.ID,
|
|
TagName: tagName,
|
|
LowerTagName: strings.ToLower(tagName),
|
|
Sha1: commit.ID.String(),
|
|
NumCommits: commitsCount,
|
|
CreatedUnix: timeutil.TimeStamp(createdAt.Unix()),
|
|
IsTag: true,
|
|
}
|
|
if author != nil {
|
|
rel.PublisherID = author.ID
|
|
}
|
|
|
|
return models.SaveOrUpdateTag(repo, &rel)
|
|
}
|
|
|
|
// StoreMissingLfsObjectsInRepository downloads missing LFS objects
|
|
func StoreMissingLfsObjectsInRepository(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, lfsClient lfs.Client) error {
|
|
contentStore := lfs.NewContentStore()
|
|
|
|
pointerChan := make(chan lfs.PointerBlob)
|
|
errChan := make(chan error, 1)
|
|
go lfs.SearchPointerBlobs(ctx, gitRepo, pointerChan, errChan)
|
|
|
|
downloadObjects := func(pointers []lfs.Pointer) error {
|
|
err := lfsClient.Download(ctx, pointers, func(p lfs.Pointer, content io.ReadCloser, objectError error) error {
|
|
if objectError != nil {
|
|
return objectError
|
|
}
|
|
|
|
defer content.Close()
|
|
|
|
_, err := models.NewLFSMetaObject(&models.LFSMetaObject{Pointer: p, RepositoryID: repo.ID})
|
|
if err != nil {
|
|
log.Error("Error creating LFS meta object %v: %v", p, err)
|
|
return err
|
|
}
|
|
|
|
if err := contentStore.Put(p, content); err != nil {
|
|
log.Error("Error storing content for LFS meta object %v: %v", p, err)
|
|
if _, err2 := models.RemoveLFSMetaObjectByOid(repo.ID, p.Oid); err2 != nil {
|
|
log.Error("Error removing LFS meta object %v: %v", p, err2)
|
|
}
|
|
return err
|
|
}
|
|
return nil
|
|
})
|
|
if err != nil {
|
|
select {
|
|
case <-ctx.Done():
|
|
return nil
|
|
default:
|
|
}
|
|
}
|
|
return err
|
|
}
|
|
|
|
var batch []lfs.Pointer
|
|
for pointerBlob := range pointerChan {
|
|
meta, err := models.GetLFSMetaObjectByOid(repo.ID, pointerBlob.Oid)
|
|
if err != nil && err != models.ErrLFSObjectNotExist {
|
|
log.Error("Error querying LFS meta object %v: %v", pointerBlob.Pointer, err)
|
|
return err
|
|
}
|
|
if meta != nil {
|
|
log.Trace("Skipping unknown LFS meta object %v", pointerBlob.Pointer)
|
|
continue
|
|
}
|
|
|
|
log.Trace("LFS object %v not present in repository %s", pointerBlob.Pointer, repo.FullName())
|
|
|
|
exist, err := contentStore.Exists(pointerBlob.Pointer)
|
|
if err != nil {
|
|
log.Error("Error checking if LFS object %v exists: %v", pointerBlob.Pointer, err)
|
|
return err
|
|
}
|
|
|
|
if exist {
|
|
log.Trace("LFS object %v already present; creating meta object", pointerBlob.Pointer)
|
|
_, err := models.NewLFSMetaObject(&models.LFSMetaObject{Pointer: pointerBlob.Pointer, RepositoryID: repo.ID})
|
|
if err != nil {
|
|
log.Error("Error creating LFS meta object %v: %v", pointerBlob.Pointer, err)
|
|
return err
|
|
}
|
|
} else {
|
|
if setting.LFS.MaxFileSize > 0 && pointerBlob.Size > setting.LFS.MaxFileSize {
|
|
log.Info("LFS object %v download denied because of LFS_MAX_FILE_SIZE=%d < size %d", pointerBlob.Pointer, setting.LFS.MaxFileSize, pointerBlob.Size)
|
|
continue
|
|
}
|
|
|
|
batch = append(batch, pointerBlob.Pointer)
|
|
if len(batch) >= lfsClient.BatchSize() {
|
|
if err := downloadObjects(batch); err != nil {
|
|
return err
|
|
}
|
|
batch = nil
|
|
}
|
|
}
|
|
}
|
|
if len(batch) > 0 {
|
|
if err := downloadObjects(batch); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
err, has := <-errChan
|
|
if has {
|
|
log.Error("Error enumerating LFS objects for repository: %v", err)
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|