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111 lines
3.3 KiB
111 lines
3.3 KiB
// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package repository
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import (
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"fmt"
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"strings"
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"time"
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"code.gitea.io/gitea/models"
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"code.gitea.io/gitea/modules/git"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/structs"
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)
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// ForkRepository forks a repository
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func ForkRepository(doer, owner *models.User, opts models.ForkRepoOptions) (_ *models.Repository, err error) {
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forkedRepo, err := opts.BaseRepo.GetUserFork(owner.ID)
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if err != nil {
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return nil, err
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}
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if forkedRepo != nil {
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return nil, models.ErrForkAlreadyExist{
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Uname: owner.Name,
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RepoName: opts.BaseRepo.FullName(),
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ForkName: forkedRepo.FullName(),
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}
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}
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repo := &models.Repository{
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OwnerID: owner.ID,
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Owner: owner,
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OwnerName: owner.Name,
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Name: opts.Name,
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LowerName: strings.ToLower(opts.Name),
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Description: opts.Description,
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DefaultBranch: opts.BaseRepo.DefaultBranch,
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IsPrivate: opts.BaseRepo.IsPrivate || opts.BaseRepo.Owner.Visibility == structs.VisibleTypePrivate,
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IsEmpty: opts.BaseRepo.IsEmpty,
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IsFork: true,
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ForkID: opts.BaseRepo.ID,
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}
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oldRepoPath := opts.BaseRepo.RepoPath()
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err = models.WithTx(func(ctx models.DBContext) error {
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if err = models.CreateRepository(ctx, doer, owner, repo, false); err != nil {
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return err
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}
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rollbackRemoveFn := func() {
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if repo.ID == 0 {
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return
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}
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if errDelete := models.DeleteRepository(doer, owner.ID, repo.ID); errDelete != nil {
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log.Error("Rollback deleteRepository: %v", errDelete)
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}
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}
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if err = models.IncrementRepoForkNum(ctx, opts.BaseRepo.ID); err != nil {
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rollbackRemoveFn()
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return err
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}
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// copy lfs files failure should not be ignored
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if err := models.CopyLFS(ctx, repo, opts.BaseRepo); err != nil {
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rollbackRemoveFn()
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return err
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}
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repoPath := models.RepoPath(owner.Name, repo.Name)
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if stdout, err := git.NewCommand(
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"clone", "--bare", oldRepoPath, repoPath).
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SetDescription(fmt.Sprintf("ForkRepository(git clone): %s to %s", opts.BaseRepo.FullName(), repo.FullName())).
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RunInDirTimeout(10*time.Minute, ""); err != nil {
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log.Error("Fork Repository (git clone) Failed for %v (from %v):\nStdout: %s\nError: %v", repo, opts.BaseRepo, stdout, err)
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rollbackRemoveFn()
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return fmt.Errorf("git clone: %v", err)
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}
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if stdout, err := git.NewCommand("update-server-info").
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SetDescription(fmt.Sprintf("ForkRepository(git update-server-info): %s", repo.FullName())).
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RunInDir(repoPath); err != nil {
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log.Error("Fork Repository (git update-server-info) failed for %v:\nStdout: %s\nError: %v", repo, stdout, err)
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rollbackRemoveFn()
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return fmt.Errorf("git update-server-info: %v", err)
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}
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if err = createDelegateHooks(repoPath); err != nil {
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rollbackRemoveFn()
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return fmt.Errorf("createDelegateHooks: %v", err)
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}
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return nil
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})
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if err != nil {
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return nil, err
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}
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// even if below operations failed, it could be ignored. And they will be retried
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ctx := models.DefaultDBContext()
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if err = repo.UpdateSize(ctx); err != nil {
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log.Error("Failed to update size for repository: %v", err)
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}
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if err := models.CopyLanguageStat(opts.BaseRepo, repo); err != nil {
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log.Error("Copy language stat from oldRepo failed")
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}
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return repo, nil
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}
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