repo.go 14 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528
  1. // Copyright 2014 The Gogs Authors. All rights reserved.
  2. // Use of this source code is governed by a MIT-style
  3. // license that can be found in the LICENSE file.
  4. package models
  5. import (
  6. "errors"
  7. "fmt"
  8. "io/ioutil"
  9. "os"
  10. "os/exec"
  11. "path/filepath"
  12. "regexp"
  13. "strings"
  14. "time"
  15. "unicode/utf8"
  16. "github.com/Unknwon/cae/zip"
  17. "github.com/Unknwon/com"
  18. "github.com/gogits/git"
  19. "github.com/gogits/gogs/modules/base"
  20. "github.com/gogits/gogs/modules/log"
  21. )
  22. var (
  23. ErrRepoAlreadyExist = errors.New("Repository already exist")
  24. ErrRepoNotExist = errors.New("Repository does not exist")
  25. ErrRepoFileNotExist = errors.New("Target Repo file does not exist")
  26. ErrRepoNameIllegal = errors.New("Repository name contains illegal characters")
  27. ErrRepoFileNotLoaded = fmt.Errorf("repo file not loaded")
  28. )
  29. var (
  30. LanguageIgns, Licenses []string
  31. )
  32. func LoadRepoConfig() {
  33. LanguageIgns = strings.Split(base.Cfg.MustValue("repository", "LANG_IGNS"), "|")
  34. Licenses = strings.Split(base.Cfg.MustValue("repository", "LICENSES"), "|")
  35. }
  36. func NewRepoContext() {
  37. zip.Verbose = false
  38. // Check if server has basic git setting.
  39. stdout, _, err := com.ExecCmd("git", "config", "--get", "user.name")
  40. if err != nil {
  41. fmt.Printf("repo.init(fail to get git user.name): %v", err)
  42. os.Exit(2)
  43. } else if len(stdout) == 0 {
  44. if _, _, err = com.ExecCmd("git", "config", "--global", "user.email", "gogitservice@gmail.com"); err != nil {
  45. fmt.Printf("repo.init(fail to set git user.email): %v", err)
  46. os.Exit(2)
  47. } else if _, _, err = com.ExecCmd("git", "config", "--global", "user.name", "Gogs"); err != nil {
  48. fmt.Printf("repo.init(fail to set git user.name): %v", err)
  49. os.Exit(2)
  50. }
  51. }
  52. // Initialize illegal patterns.
  53. for i := range illegalPatterns[1:] {
  54. pattern := ""
  55. for j := range illegalPatterns[i+1] {
  56. pattern += "[" + string(illegalPatterns[i+1][j]-32) + string(illegalPatterns[i+1][j]) + "]"
  57. }
  58. illegalPatterns[i+1] = pattern
  59. }
  60. }
  61. // Repository represents a git repository.
  62. type Repository struct {
  63. Id int64
  64. OwnerId int64 `xorm:"unique(s)"`
  65. ForkId int64
  66. LowerName string `xorm:"unique(s) index not null"`
  67. Name string `xorm:"index not null"`
  68. Description string
  69. Website string
  70. NumWatches int
  71. NumStars int
  72. NumForks int
  73. NumIssues int
  74. NumClosedIssues int
  75. NumOpenIssues int `xorm:"-"`
  76. IsPrivate bool
  77. IsBare bool
  78. Created time.Time `xorm:"created"`
  79. Updated time.Time `xorm:"updated"`
  80. }
  81. // IsRepositoryExist returns true if the repository with given name under user has already existed.
  82. func IsRepositoryExist(user *User, repoName string) (bool, error) {
  83. repo := Repository{OwnerId: user.Id}
  84. has, err := orm.Where("lower_name = ?", strings.ToLower(repoName)).Get(&repo)
  85. if err != nil {
  86. return has, err
  87. } else if !has {
  88. return false, nil
  89. }
  90. return com.IsDir(RepoPath(user.Name, repoName)), nil
  91. }
  92. var (
  93. // Define as all lower case!!
  94. illegalPatterns = []string{"[.][Gg][Ii][Tt]", "raw", "user", "help", "stars", "issues", "pulls", "commits", "repo", "template", "admin"}
  95. )
  96. // IsLegalName returns false if name contains illegal characters.
  97. func IsLegalName(repoName string) bool {
  98. for _, pattern := range illegalPatterns {
  99. has, _ := regexp.MatchString(pattern, repoName)
  100. if has {
  101. return false
  102. }
  103. }
  104. return true
  105. }
  106. // CreateRepository creates a repository for given user or orgnaziation.
  107. func CreateRepository(user *User, repoName, desc, repoLang, license string, private bool, initReadme bool) (*Repository, error) {
  108. if !IsLegalName(repoName) {
  109. return nil, ErrRepoNameIllegal
  110. }
  111. isExist, err := IsRepositoryExist(user, repoName)
  112. if err != nil {
  113. return nil, err
  114. } else if isExist {
  115. return nil, ErrRepoAlreadyExist
  116. }
  117. repo := &Repository{
  118. OwnerId: user.Id,
  119. Name: repoName,
  120. LowerName: strings.ToLower(repoName),
  121. Description: desc,
  122. IsPrivate: private,
  123. IsBare: repoLang == "" && license == "" && !initReadme,
  124. }
  125. repoPath := RepoPath(user.Name, repoName)
  126. if err = initRepository(repoPath, user, repo, initReadme, repoLang, license); err != nil {
  127. return nil, err
  128. }
  129. session := orm.NewSession()
  130. defer session.Close()
  131. session.Begin()
  132. if _, err = session.Insert(repo); err != nil {
  133. if err2 := os.RemoveAll(repoPath); err2 != nil {
  134. log.Error("repo.CreateRepository(repo): %v", err)
  135. return nil, errors.New(fmt.Sprintf(
  136. "delete repo directory %s/%s failed(1): %v", user.Name, repoName, err2))
  137. }
  138. session.Rollback()
  139. return nil, err
  140. }
  141. access := Access{
  142. UserName: user.Name,
  143. RepoName: repo.Name,
  144. Mode: AU_WRITABLE,
  145. }
  146. if _, err = session.Insert(&access); err != nil {
  147. session.Rollback()
  148. if err2 := os.RemoveAll(repoPath); err2 != nil {
  149. log.Error("repo.CreateRepository(access): %v", err)
  150. return nil, errors.New(fmt.Sprintf(
  151. "delete repo directory %s/%s failed(2): %v", user.Name, repoName, err2))
  152. }
  153. return nil, err
  154. }
  155. rawSql := "UPDATE `user` SET num_repos = num_repos + 1 WHERE id = ?"
  156. if _, err = session.Exec(rawSql, user.Id); err != nil {
  157. session.Rollback()
  158. if err2 := os.RemoveAll(repoPath); err2 != nil {
  159. log.Error("repo.CreateRepository(repo count): %v", err)
  160. return nil, errors.New(fmt.Sprintf(
  161. "delete repo directory %s/%s failed(3): %v", user.Name, repoName, err2))
  162. }
  163. return nil, err
  164. }
  165. if err = session.Commit(); err != nil {
  166. session.Rollback()
  167. if err2 := os.RemoveAll(repoPath); err2 != nil {
  168. log.Error("repo.CreateRepository(commit): %v", err)
  169. return nil, errors.New(fmt.Sprintf(
  170. "delete repo directory %s/%s failed(3): %v", user.Name, repoName, err2))
  171. }
  172. return nil, err
  173. }
  174. c := exec.Command("git", "update-server-info")
  175. c.Dir = repoPath
  176. err = c.Run()
  177. if err != nil {
  178. log.Error("repo.CreateRepository(exec update-server-info): %v", err)
  179. }
  180. return repo, NewRepoAction(user, repo)
  181. }
  182. // extractGitBareZip extracts git-bare.zip to repository path.
  183. func extractGitBareZip(repoPath string) error {
  184. z, err := zip.Open("conf/content/git-bare.zip")
  185. if err != nil {
  186. fmt.Println("shi?")
  187. return err
  188. }
  189. defer z.Close()
  190. return z.ExtractTo(repoPath)
  191. }
  192. // initRepoCommit temporarily changes with work directory.
  193. func initRepoCommit(tmpPath string, sig *git.Signature) (err error) {
  194. var stderr string
  195. if _, stderr, err = com.ExecCmdDir(tmpPath, "git", "add", "--all"); err != nil {
  196. return err
  197. }
  198. if len(stderr) > 0 {
  199. log.Trace("stderr(1): %s", stderr)
  200. }
  201. if _, stderr, err = com.ExecCmdDir(tmpPath, "git", "commit", fmt.Sprintf("--author='%s <%s>'", sig.Name, sig.Email),
  202. "-m", "Init commit"); err != nil {
  203. return err
  204. }
  205. if len(stderr) > 0 {
  206. log.Trace("stderr(2): %s", stderr)
  207. }
  208. if _, stderr, err = com.ExecCmdDir(tmpPath, "git", "push", "origin", "master"); err != nil {
  209. return err
  210. }
  211. if len(stderr) > 0 {
  212. log.Trace("stderr(3): %s", stderr)
  213. }
  214. return nil
  215. }
  216. func createHookUpdate(hookPath, content string) error {
  217. pu, err := os.OpenFile(hookPath, os.O_CREATE|os.O_WRONLY, 0777)
  218. if err != nil {
  219. return err
  220. }
  221. defer pu.Close()
  222. _, err = pu.WriteString(content)
  223. return err
  224. }
  225. // InitRepository initializes README and .gitignore if needed.
  226. func initRepository(f string, user *User, repo *Repository, initReadme bool, repoLang, license string) error {
  227. repoPath := RepoPath(user.Name, repo.Name)
  228. // Create bare new repository.
  229. if err := extractGitBareZip(repoPath); err != nil {
  230. return err
  231. }
  232. // hook/post-update
  233. if err := createHookUpdate(filepath.Join(repoPath, "hooks", "update"),
  234. fmt.Sprintf("#!/usr/bin/env bash\n%s update $1 $2 $3\n",
  235. strings.Replace(appPath, "\\", "/", -1))); err != nil {
  236. return err
  237. }
  238. // Initialize repository according to user's choice.
  239. fileName := map[string]string{}
  240. if initReadme {
  241. fileName["readme"] = "README.md"
  242. }
  243. if repoLang != "" {
  244. fileName["gitign"] = ".gitignore"
  245. }
  246. if license != "" {
  247. fileName["license"] = "LICENSE"
  248. }
  249. // Clone to temprory path and do the init commit.
  250. tmpDir := filepath.Join(os.TempDir(), fmt.Sprintf("%d", time.Now().Nanosecond()))
  251. os.MkdirAll(tmpDir, os.ModePerm)
  252. if _, _, err := com.ExecCmd("git", "clone", repoPath, tmpDir); err != nil {
  253. return err
  254. }
  255. // README
  256. if initReadme {
  257. defaultReadme := repo.Name + "\n" + strings.Repeat("=",
  258. utf8.RuneCountInString(repo.Name)) + "\n\n" + repo.Description
  259. if err := ioutil.WriteFile(filepath.Join(tmpDir, fileName["readme"]),
  260. []byte(defaultReadme), 0644); err != nil {
  261. return err
  262. }
  263. }
  264. // .gitignore
  265. if repoLang != "" {
  266. filePath := "conf/gitignore/" + repoLang
  267. if com.IsFile(filePath) {
  268. if _, err := com.Copy(filePath,
  269. filepath.Join(tmpDir, fileName["gitign"])); err != nil {
  270. return err
  271. }
  272. }
  273. }
  274. // LICENSE
  275. if license != "" {
  276. filePath := "conf/license/" + license
  277. if com.IsFile(filePath) {
  278. if _, err := com.Copy(filePath,
  279. filepath.Join(tmpDir, fileName["license"])); err != nil {
  280. return err
  281. }
  282. }
  283. }
  284. if len(fileName) == 0 {
  285. return nil
  286. }
  287. // Apply changes and commit.
  288. return initRepoCommit(tmpDir, user.NewGitSig())
  289. }
  290. // UserRepo reporesents a repository with user name.
  291. type UserRepo struct {
  292. *Repository
  293. UserName string
  294. }
  295. // GetRepos returns given number of repository objects with offset.
  296. func GetRepos(num, offset int) ([]UserRepo, error) {
  297. repos := make([]Repository, 0, num)
  298. if err := orm.Limit(num, offset).Asc("id").Find(&repos); err != nil {
  299. return nil, err
  300. }
  301. urepos := make([]UserRepo, len(repos))
  302. for i := range repos {
  303. urepos[i].Repository = &repos[i]
  304. u := new(User)
  305. has, err := orm.Id(urepos[i].Repository.OwnerId).Get(u)
  306. if err != nil {
  307. return nil, err
  308. } else if !has {
  309. return nil, ErrUserNotExist
  310. }
  311. urepos[i].UserName = u.Name
  312. }
  313. return urepos, nil
  314. }
  315. func RepoPath(userName, repoName string) string {
  316. return filepath.Join(UserPath(userName), repoName+".git")
  317. }
  318. func UpdateRepository(repo *Repository) error {
  319. if len(repo.Description) > 255 {
  320. repo.Description = repo.Description[:255]
  321. }
  322. if len(repo.Website) > 255 {
  323. repo.Website = repo.Website[:255]
  324. }
  325. _, err := orm.Id(repo.Id).AllCols().Update(repo)
  326. return err
  327. }
  328. // DeleteRepository deletes a repository for a user or orgnaztion.
  329. func DeleteRepository(userId, repoId int64, userName string) (err error) {
  330. repo := &Repository{Id: repoId, OwnerId: userId}
  331. has, err := orm.Get(repo)
  332. if err != nil {
  333. return err
  334. } else if !has {
  335. return ErrRepoNotExist
  336. }
  337. session := orm.NewSession()
  338. if err = session.Begin(); err != nil {
  339. return err
  340. }
  341. if _, err = session.Delete(&Repository{Id: repoId}); err != nil {
  342. session.Rollback()
  343. return err
  344. }
  345. if _, err := session.Delete(&Access{UserName: userName, RepoName: repo.Name}); err != nil {
  346. session.Rollback()
  347. return err
  348. }
  349. rawSql := "UPDATE `user` SET num_repos = num_repos - 1 WHERE id = ?"
  350. if _, err = session.Exec(rawSql, userId); err != nil {
  351. session.Rollback()
  352. return err
  353. }
  354. if _, err = session.Delete(&Watch{RepoId: repoId}); err != nil {
  355. session.Rollback()
  356. return err
  357. }
  358. if err = session.Commit(); err != nil {
  359. session.Rollback()
  360. return err
  361. }
  362. if err = os.RemoveAll(RepoPath(userName, repo.Name)); err != nil {
  363. // TODO: log and delete manully
  364. log.Error("delete repo %s/%s failed: %v", userName, repo.Name, err)
  365. return err
  366. }
  367. return nil
  368. }
  369. // GetRepositoryByName returns the repository by given name under user if exists.
  370. func GetRepositoryByName(userId int64, repoName string) (*Repository, error) {
  371. repo := &Repository{
  372. OwnerId: userId,
  373. LowerName: strings.ToLower(repoName),
  374. }
  375. has, err := orm.Get(repo)
  376. if err != nil {
  377. return nil, err
  378. } else if !has {
  379. return nil, ErrRepoNotExist
  380. }
  381. return repo, err
  382. }
  383. // GetRepositoryById returns the repository by given id if exists.
  384. func GetRepositoryById(id int64) (repo *Repository, err error) {
  385. has, err := orm.Id(id).Get(repo)
  386. if err != nil {
  387. return nil, err
  388. } else if !has {
  389. return nil, ErrRepoNotExist
  390. }
  391. return repo, err
  392. }
  393. // GetRepositories returns the list of repositories of given user.
  394. func GetRepositories(user *User) ([]Repository, error) {
  395. repos := make([]Repository, 0, 10)
  396. err := orm.Desc("updated").Find(&repos, &Repository{OwnerId: user.Id})
  397. return repos, err
  398. }
  399. func GetRepositoryCount(user *User) (int64, error) {
  400. return orm.Count(&Repository{OwnerId: user.Id})
  401. }
  402. // Watch is connection request for receiving repository notifycation.
  403. type Watch struct {
  404. Id int64
  405. RepoId int64 `xorm:"UNIQUE(watch)"`
  406. UserId int64 `xorm:"UNIQUE(watch)"`
  407. }
  408. // Watch or unwatch repository.
  409. func WatchRepo(userId, repoId int64, watch bool) (err error) {
  410. if watch {
  411. if _, err = orm.Insert(&Watch{RepoId: repoId, UserId: userId}); err != nil {
  412. return err
  413. }
  414. rawSql := "UPDATE `repository` SET num_watches = num_watches + 1 WHERE id = ?"
  415. _, err = orm.Exec(rawSql, repoId)
  416. } else {
  417. if _, err = orm.Delete(&Watch{0, repoId, userId}); err != nil {
  418. return err
  419. }
  420. rawSql := "UPDATE `repository` SET num_watches = num_watches - 1 WHERE id = ?"
  421. _, err = orm.Exec(rawSql, repoId)
  422. }
  423. return err
  424. }
  425. // GetWatches returns all watches of given repository.
  426. func GetWatches(repoId int64) ([]Watch, error) {
  427. watches := make([]Watch, 0, 10)
  428. err := orm.Find(&watches, &Watch{RepoId: repoId})
  429. return watches, err
  430. }
  431. // NotifyWatchers creates batch of actions for every watcher.
  432. func NotifyWatchers(act *Action) error {
  433. // Add feeds for user self and all watchers.
  434. watches, err := GetWatches(act.RepoId)
  435. if err != nil {
  436. return errors.New("repo.NotifyWatchers(get watches): " + err.Error())
  437. }
  438. // Add feed for actioner.
  439. act.UserId = act.ActUserId
  440. if _, err = orm.InsertOne(act); err != nil {
  441. return errors.New("repo.NotifyWatchers(create action): " + err.Error())
  442. }
  443. for i := range watches {
  444. if act.ActUserId == watches[i].UserId {
  445. continue
  446. }
  447. act.UserId = watches[i].UserId
  448. if _, err = orm.InsertOne(act); err != nil {
  449. return errors.New("repo.NotifyWatchers(create action): " + err.Error())
  450. }
  451. }
  452. return nil
  453. }
  454. // IsWatching checks if user has watched given repository.
  455. func IsWatching(userId, repoId int64) bool {
  456. has, _ := orm.Get(&Watch{0, repoId, userId})
  457. return has
  458. }
  459. func ForkRepository(reposName string, userId int64) {
  460. }