mirror of
				https://github.com/go-gitea/gitea.git
				synced 2025-10-31 11:35:03 +01:00 
			
		
		
		
	Rewrite/simplify gogs serve
This commit is contained in:
		
							parent
							
								
									cd6a2b78a7
								
							
						
					
					
						commit
						aa68e86206
					
				
							
								
								
									
										130
									
								
								cmd/serve.go
									
									
									
									
									
								
							
							
						
						
									
										130
									
								
								cmd/serve.go
									
									
									
									
									
								
							| @ -21,6 +21,10 @@ import ( | ||||
| 	"github.com/gogits/gogs/modules/uuid" | ||||
| ) | ||||
| 
 | ||||
| const ( | ||||
| 	ACCESS_DENIED_MESSAGE = "Repository does not exist or you do not have access" | ||||
| ) | ||||
| 
 | ||||
| var CmdServ = cli.Command{ | ||||
| 	Name:        "serv", | ||||
| 	Usage:       "This command should only be called by SSH shell", | ||||
| @ -51,72 +55,58 @@ func setup(logPath string) { | ||||
| } | ||||
| 
 | ||||
| func parseCmd(cmd string) (string, string) { | ||||
| 
 | ||||
| 	ss := strings.SplitN(cmd, " ", 2) | ||||
| 	if len(ss) != 2 { | ||||
| 		return "", "" | ||||
| 	} | ||||
| 
 | ||||
| 	verb, args := ss[0], ss[1] | ||||
| 	if verb == "git" { | ||||
| 		ss = strings.SplitN(args, " ", 2) | ||||
| 		args = ss[1] | ||||
| 		verb = fmt.Sprintf("%s %s", verb, ss[0]) | ||||
| 	} | ||||
| 	return verb, strings.Replace(args, "'/", "'", 1) | ||||
| 	return ss[0], strings.Replace(ss[1], "'/", "'", 1) | ||||
| } | ||||
| 
 | ||||
| var ( | ||||
| 	COMMANDS_READONLY = map[string]models.AccessMode{ | ||||
| 		"git-upload-pack":    models.ACCESS_MODE_WRITE, | ||||
| 		"git upload-pack":    models.ACCESS_MODE_WRITE, | ||||
| 		"git-upload-archive": models.ACCESS_MODE_WRITE, | ||||
| 	} | ||||
| 
 | ||||
| 	COMMANDS_WRITE = map[string]models.AccessMode{ | ||||
| 		"git-receive-pack": models.ACCESS_MODE_READ, | ||||
| 		"git receive-pack": models.ACCESS_MODE_READ, | ||||
| 	COMMANDS = map[string]models.AccessMode{ | ||||
| 		"git-upload-pack":    models.ACCESS_MODE_READ, | ||||
| 		"git-upload-archive": models.ACCESS_MODE_READ, | ||||
| 		"git-receive-pack":   models.ACCESS_MODE_WRITE, | ||||
| 	} | ||||
| ) | ||||
| 
 | ||||
| func In(b string, sl map[string]models.AccessMode) bool { | ||||
| 	_, e := sl[b] | ||||
| 	return e | ||||
| } | ||||
| 
 | ||||
| func runServ(c *cli.Context) { | ||||
| 	if c.IsSet("config") { | ||||
| 		setting.CustomConf = c.String("config") | ||||
| 	} | ||||
| 	setup("serv.log") | ||||
| 
 | ||||
| 	if len(c.Args()) < 1 { | ||||
| 		log.GitLogger.Fatal(2, "Not enough arguments") | ||||
| 	fail := func(userMessage, logMessage string, args ...interface{}) { | ||||
| 		fmt.Fprintln(os.Stderr, "Gogs: ", userMessage) | ||||
| 		log.GitLogger.Fatal(2, logMessage, args...) | ||||
| 	} | ||||
| 
 | ||||
| 	if len(c.Args()) < 1 { | ||||
| 		fail("Not enough arguments", "Not enough arugments") | ||||
| 	} | ||||
| 
 | ||||
| 	keys := strings.Split(c.Args()[0], "-") | ||||
| 	if len(keys) != 2 { | ||||
| 		println("Gogs: auth file format error") | ||||
| 		log.GitLogger.Fatal(2, "Invalid auth file format: %s", os.Args[2]) | ||||
| 		fail("key-id format error", "Invalid key id: %s", c.Args()[0]) | ||||
| 	} | ||||
| 
 | ||||
| 	keyId, err := com.StrTo(keys[1]).Int64() | ||||
| 	if err != nil { | ||||
| 		println("Gogs: auth file format error") | ||||
| 		log.GitLogger.Fatal(2, "Invalid auth file format: %v", err) | ||||
| 		fail("key-id format error", "Invalid key id: %s", err) | ||||
| 	} | ||||
| 
 | ||||
| 	user, err := models.GetUserByKeyId(keyId) | ||||
| 	if err != nil { | ||||
| 		if err == models.ErrUserNotKeyOwner { | ||||
| 			println("Gogs: you are not the owner of SSH key") | ||||
| 			log.GitLogger.Fatal(2, "Invalid owner of SSH key: %d", keyId) | ||||
| 		} | ||||
| 		println("Gogs: internal error:", err.Error()) | ||||
| 		log.GitLogger.Fatal(2, "Fail to get user by key ID(%d): %v", keyId, err) | ||||
| 		fail("internal error", "Fail to get user by key ID(%d): %v", keyId, err) | ||||
| 	} | ||||
| 
 | ||||
| 	cmd := os.Getenv("SSH_ORIGINAL_COMMAND") | ||||
| 	if cmd == "" { | ||||
| 		println("Hi", user.Name, "! You've successfully authenticated, but Gogs does not provide shell access.") | ||||
| 		println("If this is what you do not expect, please log in with password and setup Gogs under another user.") | ||||
| 		if user.IsAdmin { | ||||
| 			println("If this is unexpected, please log in with password and setup Gogs under another user.") | ||||
| 		} | ||||
| 		return | ||||
| 	} | ||||
| 
 | ||||
| @ -124,62 +114,47 @@ func runServ(c *cli.Context) { | ||||
| 	repoPath := strings.Trim(args, "'") | ||||
| 	rr := strings.SplitN(repoPath, "/", 2) | ||||
| 	if len(rr) != 2 { | ||||
| 		println("Gogs: unavailable repository", args) | ||||
| 		log.GitLogger.Fatal(2, "Unavailable repository: %v", args) | ||||
| 		fail("Invalid repository path", "Invalide repository path: %v", args) | ||||
| 	} | ||||
| 	repoUserName := rr[0] | ||||
| 	repoName := strings.TrimSuffix(rr[1], ".git") | ||||
| 
 | ||||
| 	isWrite := In(verb, COMMANDS_WRITE) | ||||
| 	isRead := In(verb, COMMANDS_READONLY) | ||||
| 
 | ||||
| 	repoUser, err := models.GetUserByName(repoUserName) | ||||
| 	if err != nil { | ||||
| 		if err == models.ErrUserNotExist { | ||||
| 			println("Gogs: given repository owner are not registered") | ||||
| 			log.GitLogger.Fatal(2, "Unregistered owner: %s", repoUserName) | ||||
| 			fail("Repository owner does not exist", "Unregistered owner: %s", repoUserName) | ||||
| 		} | ||||
| 		println("Gogs: internal error:", err.Error()) | ||||
| 		log.GitLogger.Fatal(2, "Fail to get repository owner(%s): %v", repoUserName, err) | ||||
| 		fail("Internal error", "Fail to get repository owner(%s): %v", repoUserName, err) | ||||
| 	} | ||||
| 
 | ||||
| 	// Access check. | ||||
| 	repo, err := models.GetRepositoryByName(repoUser.Id, repoName) | ||||
| 	if err != nil { | ||||
| 		if err == models.ErrRepoNotExist { | ||||
| 			println("Gogs: given repository does not exist") | ||||
| 			log.GitLogger.Fatal(2, "Repository does not exist: %s/%s", repoUser.Name, repoName) | ||||
| 			if user.Id == repoUser.Id || repoUser.IsOwnedBy(user.Id) { | ||||
| 				fail("Repository does not exist", "Repository does not exist: %s/%s", repoUser.Name, repoName) | ||||
| 			} else { | ||||
| 				fail(ACCESS_DENIED_MESSAGE, "Repository does not exist: %s/%s", repoUser.Name, repoName) | ||||
| 			} | ||||
| 		} | ||||
| 		println("Gogs: internal error:", err.Error()) | ||||
| 		log.GitLogger.Fatal(2, "Fail to get repository: %v", err) | ||||
| 		fail("Internal error", "Fail to get repository: %v", err) | ||||
| 	} | ||||
| 
 | ||||
| 	switch { | ||||
| 	case isWrite: | ||||
| 		has, err := models.HasAccess(user, repo, models.ACCESS_MODE_WRITE) | ||||
| 		if err != nil { | ||||
| 			println("Gogs: internal error:", err.Error()) | ||||
| 			log.GitLogger.Fatal(2, "Fail to check write access:", err) | ||||
| 		} else if !has { | ||||
| 			println("You have no right to write this repository") | ||||
| 			log.GitLogger.Fatal(2, "User %s has no right to write repository %s", user.Name, repoPath) | ||||
| 		} | ||||
| 	case isRead: | ||||
| 		if !repo.IsPrivate { | ||||
| 			break | ||||
| 		} | ||||
| 	requestedMode, has := COMMANDS[verb] | ||||
| 	if !has { | ||||
| 		fail("Unknown git command", "Unknown git command %s", verb) | ||||
| 	} | ||||
| 
 | ||||
| 		has, err := models.HasAccess(user, repo, models.ACCESS_MODE_READ) | ||||
| 		if err != nil { | ||||
| 			println("Gogs: internal error:", err.Error()) | ||||
| 			log.GitLogger.Fatal(2, "Fail to check read access:", err) | ||||
| 		} else if !has { | ||||
| 			println("You have no right to access this repository") | ||||
| 			log.GitLogger.Fatal(2, "User %s has no right to read repository %s", user.Name, repoPath) | ||||
| 	mode, err := models.AccessLevel(user, repo) | ||||
| 	if err != nil { | ||||
| 		fail("Internal error", "HasAccess fail: %v", err) | ||||
| 	} else if mode < requestedMode { | ||||
| 		clientMessage := ACCESS_DENIED_MESSAGE | ||||
| 		if mode >= models.ACCESS_MODE_READ { | ||||
| 			clientMessage = "You do not have sufficient authorization for this action" | ||||
| 		} | ||||
| 	default: | ||||
| 		println("Unknown command: " + cmd) | ||||
| 		return | ||||
| 		fail(clientMessage, | ||||
| 			"User %s does not have level %v access to repository %s", | ||||
| 			user.Name, requestedMode, repoPath) | ||||
| 	} | ||||
| 
 | ||||
| 	uuid := uuid.NewV4().String() | ||||
| @ -197,11 +172,10 @@ func runServ(c *cli.Context) { | ||||
| 	gitcmd.Stdin = os.Stdin | ||||
| 	gitcmd.Stderr = os.Stderr | ||||
| 	if err = gitcmd.Run(); err != nil { | ||||
| 		println("Gogs: internal error:", err.Error()) | ||||
| 		log.GitLogger.Fatal(2, "Fail to execute git command: %v", err) | ||||
| 		fail("Internal error", "Fail to execute git command: %v", err) | ||||
| 	} | ||||
| 
 | ||||
| 	if isWrite { | ||||
| 	if requestedMode == models.ACCESS_MODE_WRITE { | ||||
| 		tasks, err := models.GetUpdateTasksByUuid(uuid) | ||||
| 		if err != nil { | ||||
| 			log.GitLogger.Fatal(2, "GetUpdateTasksByUuid: %v", err) | ||||
| @ -223,10 +197,10 @@ func runServ(c *cli.Context) { | ||||
| 	// Update key activity. | ||||
| 	key, err := models.GetPublicKeyById(keyId) | ||||
| 	if err != nil { | ||||
| 		log.GitLogger.Fatal(2, "GetPublicKeyById: %v", err) | ||||
| 		fail("Internal error", "GetPublicKeyById: %v", err) | ||||
| 	} | ||||
| 	key.Updated = time.Now() | ||||
| 	if err = models.UpdatePublicKey(key); err != nil { | ||||
| 		log.GitLogger.Fatal(2, "UpdatePublicKey: %v", err) | ||||
| 		fail("Internal error", "UpdatePublicKey: %v", err) | ||||
| 	} | ||||
| } | ||||
|  | ||||
| @ -40,7 +40,7 @@ var ( | ||||
| 	ErrUserHasOrgs           = errors.New("User still have membership of organization") | ||||
| 	ErrUserAlreadyExist      = errors.New("User already exist") | ||||
| 	ErrUserNotExist          = errors.New("User does not exist") | ||||
| 	ErrUserNotKeyOwner       = errors.New("User does not the owner of public key") | ||||
| 	ErrPublicKeyNotExist     = errors.New("Public key does not exist") | ||||
| 	ErrEmailAlreadyUsed      = errors.New("E-mail already used") | ||||
| 	ErrEmailNotExist         = errors.New("E-mail does not exist") | ||||
| 	ErrEmailNotActivated     = errors.New("E-mail address has not been activated") | ||||
| @ -516,7 +516,7 @@ func GetUserByKeyId(keyId int64) (*User, error) { | ||||
| 	if err != nil { | ||||
| 		return nil, err | ||||
| 	} else if !has { | ||||
| 		return nil, ErrUserNotKeyOwner | ||||
| 		return nil, ErrPublicKeyNotExist | ||||
| 	} | ||||
| 	return user, nil | ||||
| } | ||||
|  | ||||
		Loading…
	
	
			
			x
			
			
		
	
		Reference in New Issue
	
	Block a user