Add repo mirror and import

Author: unknwon

README.md

@@ -5,7 +5,7 @@ Gogs(Go Git Service) is a Self Hosted Git Service in the Go Programming Language
 
 ![Demo](http://gowalker.org/public/gogs_demo.gif)
 
-##### Current version: 0.2.7 Alpha
+##### Current version: 0.2.8 Alpha
 
 #### Due to testing purpose, data of [try.gogits.org](http://try.gogits.org) has been reset in April 6, 2014 and will reset multiple times after. Please do NOT put your important data on the site.
 
@@ -31,13 +31,12 @@ More importantly, Gogs only needs one binary to setup your own project hosting o
 - Activity timeline
 - SSH/HTTP(S) protocol support.
 - Register/delete/rename account.
-- Create/delete/watch/rename/transfer public/private repository.
-- Repository viewer.
-- Issue tracker.
+- Create/migrate/mirror/delete/watch/rename/transfer public/private repository.
+- Repository viewer/issue tracker.
 - Gravatar and cache support.
 - Mail service(register, issue).
 - Administration panel.
-- Supports MySQL, PostgreSQL and SQLite3(binary release only).
+- Supports MySQL, PostgreSQL and SQLite3.
 
 ## Installation
 

README_ZH.md

@@ -5,7 +5,7 @@ Gogs(Go Git Service) 是一个由 Go 语言编写的自助 Git 托管服务。
 
 ![Demo](http://gowalker.org/public/gogs_demo.gif)
 
-##### 当前版本：0.2.7 Alpha
+##### 当前版本：0.2.8 Alpha
 
 ## 开发目的
 
@@ -25,13 +25,12 @@ Gogs 完全使用 Go 语言来实现对 Git 数据的操作，实现 **零** 依
 - 活动时间线
 - SSH/HTTP(S) 协议支持
 - 注册/删除/重命名用户
-- 创建/删除/关注/重命名/转移 公开/私有 仓库
-- 仓库浏览器
-- Bug 追踪系统
+- 创建/迁移/镜像/删除/关注/重命名/转移 公开/私有 仓库
+- 仓库 浏览器/Bug 追踪
 - Gravatar 以及缓存支持
 - 邮件服务（注册、Issue）
 - 管理员面板
-- 支持 MySQL、PostgreSQL 以及 SQLite3（仅限二进制版本）
+- 支持 MySQL、PostgreSQL 以及 SQLite3
 
 ## 安装部署
 

gogs.go

@@ -19,7 +19,7 @@ import (
 // Test that go1.2 tag above is included in builds. main.go refers to this definition.
 const go12tag = true
 
-const APP_VER = "0.2.7.0411 Alpha"
+const APP_VER = "0.2.8.0412 Alpha"
 
 func init() {
 	base.AppVer = APP_VER

models/access.go

@@ -21,7 +21,7 @@ const (
 type Access struct {
 	Id       int64
 	UserName string    `xorm:"unique(s)"`
-	RepoName string    `xorm:"unique(s)"`
+	RepoName string    `xorm:"unique(s)"` // <user name>/<repo name>
 	Mode     int       `xorm:"unique(s)"`
 	Created  time.Time `xorm:"created"`
 }

models/models.go

@@ -32,7 +32,8 @@ var (
 
 func init() {
 	tables = append(tables, new(User), new(PublicKey), new(Repository), new(Watch),
-		new(Action), new(Access), new(Issue), new(Comment), new(Oauth2), new(Follow))
+		new(Action), new(Access), new(Issue), new(Comment), new(Oauth2), new(Follow),
+		new(Mirror))
 }
 
 func LoadModelsConfig() {

models/repo.go

@@ -78,6 +78,7 @@ type Repository struct {
 	NumClosedIssues int
 	NumOpenIssues   int `xorm:"-"`
 	IsPrivate       bool
+	IsMirror        bool
 	IsBare          bool
 	IsGoget         bool
 	DefaultBranch   string
@@ -119,13 +120,92 @@ func IsLegalName(repoName string) bool {
 	return true
 }
 
+// Mirror represents a mirror information of repository.
+type Mirror struct {
+	Id         int64
+	RepoId     int64
+	RepoName   string    // <user name>/<repo name>
+	Interval   int       // Hour.
+	Updated    time.Time `xorm:"UPDATED"`
+	NextUpdate time.Time
+}
+
+// MirrorRepository creates a mirror repository from source.
+func MirrorRepository(repoId int64, userName, repoName, repoPath, url string) error {
+	_, stderr, err := com.ExecCmd("git", "clone", "--mirror", url, repoPath)
+	if err != nil {
+		return err
+	} else if strings.Contains(stderr, "fatal:") {
+		return errors.New(stderr)
+	}
+
+	if _, err = orm.InsertOne(&Mirror{
+		RepoId:     repoId,
+		RepoName:   strings.ToLower(userName + "/" + repoName),
+		Interval:   24,
+		NextUpdate: time.Now().Add(24 * time.Hour),
+	}); err != nil {
+		return err
+	}
+
+	return git.UnpackRefs(repoPath)
+}
+
+// MigrateRepository migrates a existing repository from other project hosting.
+func MigrateRepository(user *User, name, desc string, private, mirror bool, url string) (*Repository, error) {
+	repo, err := CreateRepository(user, name, desc, "", "", private, mirror, false)
+	if err != nil {
+		return nil, err
+	}
+
+	// Clone to temprory path and do the init commit.
+	tmpDir := filepath.Join(os.TempDir(), fmt.Sprintf("%d", time.Now().Nanosecond()))
+	os.MkdirAll(tmpDir, os.ModePerm)
+
+	repoPath := RepoPath(user.Name, name)
+
+	repo.IsBare = false
+	if mirror {
+		if err = MirrorRepository(repo.Id, user.Name, repo.Name, repoPath, url); err != nil {
+			return repo, err
+		}
+		repo.IsMirror = true
+		return repo, UpdateRepository(repo)
+	}
+
+	// Clone from local repository.
+	_, stderr, err := com.ExecCmd("git", "clone", repoPath, tmpDir)
+	if err != nil {
+		return repo, err
+	} else if strings.Contains(stderr, "fatal:") {
+		return repo, errors.New("git clone: " + stderr)
+	}
+
+	// Pull data from source.
+	_, stderr, err = com.ExecCmdDir(tmpDir, "git", "pull", url)
+	if err != nil {
+		return repo, err
+	} else if strings.Contains(stderr, "fatal:") {
+		return repo, errors.New("git pull: " + stderr)
+	}
+
+	// Push data to local repository.
+	if _, stderr, err = com.ExecCmdDir(tmpDir, "git", "push", "origin", "master"); err != nil {
+		return repo, err
+	} else if strings.Contains(stderr, "fatal:") {
+		return repo, errors.New("git push: " + stderr)
+	}
+
+	return repo, UpdateRepository(repo)
+}
+
 // CreateRepository creates a repository for given user or orgnaziation.
-func CreateRepository(user *User, repoName, desc, repoLang, license string, private bool, initReadme bool) (*Repository, error) {
-	if !IsLegalName(repoName) {
+func CreateRepository(user *User, name, desc, lang, license string, private, mirror, initReadme bool) (*Repository, error) {
+	if !IsLegalName(name) {
 		return nil, ErrRepoNameIllegal
 	}
 
-	isExist, err := IsRepositoryExist(user, repoName)
+	isExist, err := IsRepositoryExist(user, name)
 	if err != nil {
 		return nil, err
 	} else if isExist {
@@ -134,13 +214,13 @@ func CreateRepository(user *User, repoName, desc, repoLang, license string, priv
 
 	repo := &Repository{
 		OwnerId:     user.Id,
-		Name:        repoName,
-		LowerName:   strings.ToLower(repoName),
+		Name:        name,
+		LowerName:   strings.ToLower(name),
 		Description: desc,
 		IsPrivate:   private,
-		IsBare:      repoLang == "" && license == "" && !initReadme,
+		IsBare:      lang == "" && license == "" && !initReadme,
 	}
-	repoPath := RepoPath(user.Name, repoName)
+	repoPath := RepoPath(user.Name, repo.Name)
 
 	sess := orm.NewSession()
 	defer sess.Close()
@@ -150,23 +230,27 @@ func CreateRepository(user *User, repoName, desc, repoLang, license string, priv
 		if err2 := os.RemoveAll(repoPath); err2 != nil {
 			log.Error("repo.CreateRepository(repo): %v", err)
 			return nil, errors.New(fmt.Sprintf(
-				"delete repo directory %s/%s failed(1): %v", user.Name, repoName, err2))
+				"delete repo directory %s/%s failed(1): %v", user.Name, repo.Name, err2))
 		}
 		sess.Rollback()
 		return nil, err
 	}
 
+	mode := AU_WRITABLE
+	if mirror {
+		mode = AU_READABLE
+	}
 	access := Access{
 		UserName: user.LowerName,
 		RepoName: strings.ToLower(path.Join(user.Name, repo.Name)),
-		Mode:     AU_WRITABLE,
+		Mode:     mode,
 	}
 	if _, err = sess.Insert(&access); err != nil {
 		sess.Rollback()
 		if err2 := os.RemoveAll(repoPath); err2 != nil {
 			log.Error("repo.CreateRepository(access): %v", err)
 			return nil, errors.New(fmt.Sprintf(
-				"delete repo directory %s/%s failed(2): %v", user.Name, repoName, err2))
+				"delete repo directory %s/%s failed(2): %v", user.Name, repo.Name, err2))
 		}
 		return nil, err
 	}
@@ -177,7 +261,7 @@ func CreateRepository(user *User, repoName, desc, repoLang, license string, priv
 		if err2 := os.RemoveAll(repoPath); err2 != nil {
 			log.Error("repo.CreateRepository(repo count): %v", err)
 			return nil, errors.New(fmt.Sprintf(
-				"delete repo directory %s/%s failed(3): %v", user.Name, repoName, err2))
+				"delete repo directory %s/%s failed(3): %v", user.Name, repo.Name, err2))
 		}
 		return nil, err
 	}
@@ -187,7 +271,7 @@ func CreateRepository(user *User, repoName, desc, repoLang, license string, priv
 		if err2 := os.RemoveAll(repoPath); err2 != nil {
 			log.Error("repo.CreateRepository(commit): %v", err)
 			return nil, errors.New(fmt.Sprintf(
-				"delete repo directory %s/%s failed(3): %v", user.Name, repoName, err2))
+				"delete repo directory %s/%s failed(3): %v", user.Name, repo.Name, err2))
 		}
 		return nil, err
 	}
@@ -202,7 +286,12 @@ func CreateRepository(user *User, repoName, desc, repoLang, license string, priv
 		log.Error("repo.CreateRepository(WatchRepo): %v", err)
 	}
 
-	if err = initRepository(repoPath, user, repo, initReadme, repoLang, license); err != nil {
+	// No need for init for mirror.
+	if mirror {
+		return repo, nil
+	}
+
+	if err = initRepository(repoPath, user, repo, initReadme, lang, license); err != nil {
 		return nil, err
 	}
 
@@ -304,9 +393,13 @@ func initRepository(f string, user *User, repo *Repository, initReadme bool, rep
 	tmpDir := filepath.Join(os.TempDir(), fmt.Sprintf("%d", time.Now().Nanosecond()))
 	os.MkdirAll(tmpDir, os.ModePerm)
 
-	if _, _, err := com.ExecCmd("git", "clone", repoPath, tmpDir); err != nil {
+	_, stderr, err := com.ExecCmd("git", "clone", repoPath, tmpDir)
+	if err != nil {
 		return err
 	}
+	if len(stderr) > 0 {
+		log.Trace("repo.initRepository(git clone): %s", stderr)
+	}
 
 	// README
 	if initReadme {
@@ -379,6 +472,7 @@ func GetRepos(num, offset int) ([]UserRepo, error) {
 	return urepos, nil
 }
 
+// RepoPath returns repository path by given user and repository name.
 func RepoPath(userName, repoName string) string {
 	return filepath.Join(UserPath(userName), strings.ToLower(repoName)+".git")
 }
@@ -519,15 +613,20 @@ func DeleteRepository(userId, repoId int64, userName string) (err error) {
 		sess.Rollback()
 		return err
 	}
-	rawSql := "UPDATE `user` SET num_repos = num_repos - 1 WHERE id = ?"
-	if _, err = sess.Exec(rawSql, userId); err != nil {
+	if _, err := sess.Delete(&Action{RepoId: repo.Id}); err != nil {
 		sess.Rollback()
 		return err
 	}
 	if _, err = sess.Delete(&Watch{RepoId: repoId}); err != nil {
 		sess.Rollback()
 		return err
 	}
+
+	rawSql := "UPDATE `user` SET num_repos = num_repos - 1 WHERE id = ?"
+	if _, err = sess.Exec(rawSql, userId); err != nil {
+		sess.Rollback()
+		return err
+	}
 	if err = sess.Commit(); err != nil {
 		sess.Rollback()
 		return err

modules/auth/auth.go

@@ -130,7 +130,9 @@ func validate(errors *binding.Errors, data base.TmplData, form Form) {
 			case binding.MaxSizeError:
 				data["ErrorMsg"] = form.Name(field.Name) + " must contain at most " + getMinMaxSize(field) + " characters"
 			case binding.EmailError:
-				data["ErrorMsg"] = form.Name(field.Name) + " is not valid"
+				data["ErrorMsg"] = form.Name(field.Name) + " is not a valid e-mail address"
+			case binding.UrlError:
+				data["ErrorMsg"] = form.Name(field.Name) + " is not a valid URL"
 			default:
 				data["ErrorMsg"] = "Unknown error: " + err
 			}

modules/auth/repo.go

@@ -18,11 +18,11 @@ import (
 
 type CreateRepoForm struct {
 	RepoName    string `form:"repo" binding:"Required;AlphaDash"`
-	Private     string `form:"private"`
+	Private     bool   `form:"private"`
 	Description string `form:"desc" binding:"MaxSize(100)"`
 	Language    string `form:"language"`
 	License     string `form:"license"`
-	InitReadme  string `form:"initReadme"`
+	InitReadme  bool   `form:"initReadme"`
 }
 
 func (f *CreateRepoForm) Name(field string) string {
@@ -51,3 +51,41 @@ func (f *CreateRepoForm) Validate(errors *binding.Errors, req *http.Request, con
 
 	validate(errors, data, f)
 }
+
+type MigrateRepoForm struct {
+	Url          string `form:"url" binding:"Url"`
+	AuthUserName string `form:"auth_username"`
+	AuthPasswd   string `form:"auth_password"`
+	RepoName     string `form:"repo" binding:"Required;AlphaDash"`
+	Mirror       bool   `form:"mirror"`
+	Private      bool   `form:"private"`
+	Description  string `form:"desc" binding:"MaxSize(100)"`
+}
+
+func (f *MigrateRepoForm) Name(field string) string {
+	names := map[string]string{
+		"Url":         "Migration URL",
+		"RepoName":    "Repository name",
+		"Description": "Description",
+	}
+	return names[field]
+}
+
+func (f *MigrateRepoForm) Validate(errors *binding.Errors, req *http.Request, context martini.Context) {
+	if req.Method == "GET" || errors.Count() == 0 {
+		return
+	}
+
+	data := context.Get(reflect.TypeOf(base.TmplData{})).Interface().(base.TmplData)
+	data["HasError"] = true
+	AssignForm(f, data)
+
+	if len(errors.Overall) > 0 {
+		for _, err := range errors.Overall {
+			log.Error("MigrateRepoForm.Validate: %v", err)
+		}
+		return
+	}
+
+	validate(errors, data, f)
+}