forgejo/services/repository/create.go

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// Copyright 2023 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package repository
import (
"bytes"
"context"
"fmt"
"os"
"path/filepath"
"strings"
"time"
"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/log"
"code.gitea.io/gitea/modules/options"
repo_module "code.gitea.io/gitea/modules/repository"
"code.gitea.io/gitea/modules/setting"
api "code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/templates/vars"
"code.gitea.io/gitea/modules/util"
)
// CreateRepoOptions contains the create repository options
type CreateRepoOptions struct {
Name string
Description string
OriginalURL string
GitServiceType api.GitServiceType
Gitignores string
IssueLabels string
License string
Readme string
DefaultBranch string
IsPrivate bool
IsMirror bool
IsTemplate bool
AutoInit bool
Status repo_model.RepositoryStatus
TrustModel repo_model.TrustModelType
MirrorInterval string
}
func prepareRepoCommit(ctx context.Context, repo *repo_model.Repository, tmpDir, repoPath string, opts CreateRepoOptions) error {
commitTimeStr := time.Now().Format(time.RFC3339)
authorSig := repo.Owner.NewGitSig()
// Because this may call hooks we should pass in the environment
env := append(os.Environ(),
"GIT_AUTHOR_NAME="+authorSig.Name,
"GIT_AUTHOR_EMAIL="+authorSig.Email,
"GIT_AUTHOR_DATE="+commitTimeStr,
"GIT_COMMITTER_NAME="+authorSig.Name,
"GIT_COMMITTER_EMAIL="+authorSig.Email,
"GIT_COMMITTER_DATE="+commitTimeStr,
)
// Clone to temporary path and do the init commit.
if stdout, _, err := git.NewCommand(ctx, "clone").AddDynamicArguments(repoPath, tmpDir).
SetDescription(fmt.Sprintf("prepareRepoCommit (git clone): %s to %s", repoPath, tmpDir)).
RunStdString(&git.RunOpts{Dir: "", Env: env}); err != nil {
log.Error("Failed to clone from %v into %s: stdout: %s\nError: %v", repo, tmpDir, stdout, err)
return fmt.Errorf("git clone: %w", err)
}
// README
data, err := options.Readme(opts.Readme)
if err != nil {
return fmt.Errorf("GetRepoInitFile[%s]: %w", opts.Readme, err)
}
cloneLink := repo.CloneLink()
match := map[string]string{
"Name": repo.Name,
"Description": repo.Description,
"CloneURL.SSH": cloneLink.SSH,
"CloneURL.HTTPS": cloneLink.HTTPS,
"OwnerName": repo.OwnerName,
}
res, err := vars.Expand(string(data), match)
if err != nil {
// here we could just log the error and continue the rendering
log.Error("unable to expand template vars for repo README: %s, err: %v", opts.Readme, err)
}
if err = os.WriteFile(filepath.Join(tmpDir, "README.md"),
[]byte(res), 0o644); err != nil {
return fmt.Errorf("write README.md: %w", err)
}
// .gitignore
if len(opts.Gitignores) > 0 {
var buf bytes.Buffer
names := strings.Split(opts.Gitignores, ",")
for _, name := range names {
data, err = options.Gitignore(name)
if err != nil {
return fmt.Errorf("GetRepoInitFile[%s]: %w", name, err)
}
buf.WriteString("# ---> " + name + "\n")
buf.Write(data)
buf.WriteString("\n")
}
if buf.Len() > 0 {
if err = os.WriteFile(filepath.Join(tmpDir, ".gitignore"), buf.Bytes(), 0o644); err != nil {
return fmt.Errorf("write .gitignore: %w", err)
}
}
}
// LICENSE
if len(opts.License) > 0 {
data, err = repo_module.GetLicense(opts.License, &repo_module.LicenseValues{
Owner: repo.OwnerName,
Email: authorSig.Email,
Repo: repo.Name,
Year: time.Now().Format("2006"),
})
if err != nil {
return fmt.Errorf("getLicense[%s]: %w", opts.License, err)
}
if err = os.WriteFile(filepath.Join(tmpDir, "LICENSE"), data, 0o644); err != nil {
return fmt.Errorf("write LICENSE: %w", err)
}
}
return nil
}
// InitRepository initializes README and .gitignore if needed.
func initRepository(ctx context.Context, repoPath string, u *user_model.User, repo *repo_model.Repository, opts CreateRepoOptions) (err error) {
if err = repo_module.CheckInitRepository(ctx, repo.OwnerName, repo.Name); err != nil {
return err
}
// Initialize repository according to user's choice.
if opts.AutoInit {
tmpDir, err := os.MkdirTemp(os.TempDir(), "gitea-"+repo.Name)
if err != nil {
return fmt.Errorf("Failed to create temp dir for repository %s: %w", repo.RepoPath(), err)
}
defer func() {
if err := util.RemoveAll(tmpDir); err != nil {
log.Warn("Unable to remove temporary directory: %s: Error: %v", tmpDir, err)
}
}()
if err = prepareRepoCommit(ctx, repo, tmpDir, repoPath, opts); err != nil {
return fmt.Errorf("prepareRepoCommit: %w", err)
}
// Apply changes and commit.
if err = repo_module.InitRepoCommit(ctx, tmpDir, repo, u, opts.DefaultBranch); err != nil {
return fmt.Errorf("initRepoCommit: %w", err)
}
}
// Re-fetch the repository from database before updating it (else it would
// override changes that were done earlier with sql)
if repo, err = repo_model.GetRepositoryByID(ctx, repo.ID); err != nil {
return fmt.Errorf("getRepositoryByID: %w", err)
}
if !opts.AutoInit {
repo.IsEmpty = true
}
repo.DefaultBranch = setting.Repository.DefaultBranch
if len(opts.DefaultBranch) > 0 {
repo.DefaultBranch = opts.DefaultBranch
gitRepo, err := git.OpenRepository(ctx, repo.RepoPath())
if err != nil {
return fmt.Errorf("openRepository: %w", err)
}
defer gitRepo.Close()
if err = gitRepo.SetDefaultBranch(repo.DefaultBranch); err != nil {
return fmt.Errorf("setDefaultBranch: %w", err)
}
if !repo.IsEmpty {
if _, err := repo_module.SyncRepoBranches(ctx, repo.ID, u.ID); err != nil {
return fmt.Errorf("SyncRepoBranches: %w", err)
}
}
}
if err = UpdateRepository(ctx, repo, false); err != nil {
return fmt.Errorf("updateRepository: %w", err)
}
return nil
}
// CreateRepositoryDirectly creates a repository for the user/organization.
func CreateRepositoryDirectly(ctx context.Context, doer, u *user_model.User, opts CreateRepoOptions) (*repo_model.Repository, error) {
if !doer.IsAdmin && !u.CanCreateRepo() {
return nil, repo_model.ErrReachLimitOfRepo{
Limit: u.MaxRepoCreation,
}
}
if len(opts.DefaultBranch) == 0 {
opts.DefaultBranch = setting.Repository.DefaultBranch
}
// Check if label template exist
if len(opts.IssueLabels) > 0 {
if _, err := repo_module.LoadTemplateLabelsByDisplayName(opts.IssueLabels); err != nil {
return nil, err
}
}
repo := &repo_model.Repository{
OwnerID: u.ID,
Owner: u,
OwnerName: u.Name,
Name: opts.Name,
LowerName: strings.ToLower(opts.Name),
Description: opts.Description,
OriginalURL: opts.OriginalURL,
OriginalServiceType: opts.GitServiceType,
IsPrivate: opts.IsPrivate,
IsFsckEnabled: !opts.IsMirror,
IsTemplate: opts.IsTemplate,
CloseIssuesViaCommitInAnyBranch: setting.Repository.DefaultCloseIssuesViaCommitsInAnyBranch,
Status: opts.Status,
IsEmpty: !opts.AutoInit,
TrustModel: opts.TrustModel,
IsMirror: opts.IsMirror,
DefaultBranch: opts.DefaultBranch,
}
var rollbackRepo *repo_model.Repository
if err := db.WithTx(ctx, func(ctx context.Context) error {
if err := repo_module.CreateRepositoryByExample(ctx, doer, u, repo, false, false); err != nil {
return err
}
// No need for init mirror.
if opts.IsMirror {
return nil
}
repoPath := repo_model.RepoPath(u.Name, repo.Name)
isExist, err := util.IsExist(repoPath)
if err != nil {
log.Error("Unable to check if %s exists. Error: %v", repoPath, err)
return err
}
if isExist {
// repo already exists - We have two or three options.
// 1. We fail stating that the directory exists
// 2. We create the db repository to go with this data and adopt the git repo
// 3. We delete it and start afresh
//
// Previously Gitea would just delete and start afresh - this was naughty.
// So we will now fail and delegate to other functionality to adopt or delete
log.Error("Files already exist in %s and we are not going to adopt or delete.", repoPath)
return repo_model.ErrRepoFilesAlreadyExist{
Uname: u.Name,
Name: repo.Name,
}
}
if err = initRepository(ctx, repoPath, doer, repo, opts); err != nil {
if err2 := util.RemoveAll(repoPath); err2 != nil {
log.Error("initRepository: %v", err)
return fmt.Errorf(
"delete repo directory %s/%s failed(2): %v", u.Name, repo.Name, err2)
}
return fmt.Errorf("initRepository: %w", err)
}
// Initialize Issue Labels if selected
if len(opts.IssueLabels) > 0 {
if err = repo_module.InitializeLabels(ctx, repo.ID, opts.IssueLabels, false); err != nil {
rollbackRepo = repo
rollbackRepo.OwnerID = u.ID
return fmt.Errorf("InitializeLabels: %w", err)
}
}
if err := repo_module.CheckDaemonExportOK(ctx, repo); err != nil {
return fmt.Errorf("checkDaemonExportOK: %w", err)
}
if stdout, _, err := git.NewCommand(ctx, "update-server-info").
SetDescription(fmt.Sprintf("CreateRepository(git update-server-info): %s", repoPath)).
RunStdString(&git.RunOpts{Dir: repoPath}); err != nil {
log.Error("CreateRepository(git update-server-info) in %v: Stdout: %s\nError: %v", repo, stdout, err)
rollbackRepo = repo
rollbackRepo.OwnerID = u.ID
return fmt.Errorf("CreateRepository(git update-server-info): %w", err)
}
return nil
}); err != nil {
if rollbackRepo != nil {
if errDelete := DeleteRepositoryDirectly(ctx, doer, rollbackRepo.OwnerID, rollbackRepo.ID); errDelete != nil {
log.Error("Rollback deleteRepository: %v", errDelete)
}
}
return nil, err
}
return repo, nil
}