diff --git a/main.go b/main.go
new file mode 100644
index 00000000..3281048d
--- /dev/null
+++ b/main.go
@@ -0,0 +1,342 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"log"
+	"os"
+	"os/signal"
+	"syscall"
+	_ "unsafe"
+	"x-ui/config"
+	"x-ui/database"
+	"x-ui/logger"
+	"x-ui/v2ui"
+	"x-ui/web"
+	"x-ui/web/global"
+	"x-ui/web/service"
+
+	"github.com/op/go-logging"
+)
+
+func runWebServer() {
+	log.Printf("%v %v", config.GetName(), config.GetVersion())
+
+	switch config.GetLogLevel() {
+	case config.Debug:
+		logger.InitLogger(logging.DEBUG)
+	case config.Info:
+		logger.InitLogger(logging.INFO)
+	case config.Warn:
+		logger.InitLogger(logging.WARNING)
+	case config.Error:
+		logger.InitLogger(logging.ERROR)
+	default:
+		log.Fatal("unknown log level:", config.GetLogLevel())
+	}
+
+	err := database.InitDB(config.GetDBPath())
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	var server *web.Server
+
+	server = web.NewServer()
+	global.SetWebServer(server)
+	err = server.Start()
+	if err != nil {
+		log.Println(err)
+		return
+	}
+
+	sigCh := make(chan os.Signal, 1)
+	// Trap shutdown signals
+	signal.Notify(sigCh, syscall.SIGHUP, syscall.SIGTERM)
+	for {
+		sig := <-sigCh
+
+		switch sig {
+		case syscall.SIGHUP:
+			err := server.Stop()
+			if err != nil {
+				logger.Warning("stop server err:", err)
+			}
+			server = web.NewServer()
+			global.SetWebServer(server)
+			err = server.Start()
+			if err != nil {
+				log.Println(err)
+				return
+			}
+		default:
+			server.Stop()
+			return
+		}
+	}
+}
+
+func resetSetting() {
+	err := database.InitDB(config.GetDBPath())
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	settingService := service.SettingService{}
+	err = settingService.ResetSettings()
+	if err != nil {
+		fmt.Println("reset setting failed:", err)
+	} else {
+		fmt.Println("reset setting success")
+	}
+}
+
+func showSetting(show bool) {
+	if show {
+		settingService := service.SettingService{}
+		port, err := settingService.GetPort()
+		if err != nil {
+			fmt.Println("get current port failed,error info:", err)
+		}
+		userService := service.UserService{}
+		userModel, err := userService.GetFirstUser()
+		if err != nil {
+			fmt.Println("get current user info failed,error info:", err)
+		}
+		username := userModel.Username
+		userpasswd := userModel.Password
+		if (username == "") || (userpasswd == "") {
+			fmt.Println("current username or password is empty")
+		}
+		fmt.Println("current panel settings as follows:")
+		fmt.Println("username:", username)
+		fmt.Println("userpasswd:", userpasswd)
+		fmt.Println("port:", port)
+	}
+}
+
+func updateTgbotEnableSts(status bool) {
+	settingService := service.SettingService{}
+	currentTgSts, err := settingService.GetTgbotenabled()
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	logger.Infof("current enabletgbot status[%v],need update to status[%v]", currentTgSts, status)
+	if currentTgSts != status {
+		err := settingService.SetTgbotenabled(status)
+		if err != nil {
+			fmt.Println(err)
+			return
+		} else {
+			logger.Infof("SetTgbotenabled[%v] success", status)
+		}
+	}
+	return
+}
+
+func updateTgbotSetting(tgBotToken string, tgBotChatid string, tgBotRuntime string) {
+	err := database.InitDB(config.GetDBPath())
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	settingService := service.SettingService{}
+
+	if tgBotToken != "" {
+		err := settingService.SetTgBotToken(tgBotToken)
+		if err != nil {
+			fmt.Println(err)
+			return
+		} else {
+			logger.Info("updateTgbotSetting tgBotToken success")
+		}
+	}
+
+	if tgBotRuntime != "" {
+		err := settingService.SetTgbotRuntime(tgBotRuntime)
+		if err != nil {
+			fmt.Println(err)
+			return
+		} else {
+			logger.Infof("updateTgbotSetting tgBotRuntime[%s] success", tgBotRuntime)
+		}
+	}
+
+	if tgBotChatid != "" {
+		err := settingService.SetTgBotChatId(tgBotChatid)
+		if err != nil {
+			fmt.Println(err)
+			return
+		} else {
+			logger.Info("updateTgbotSetting tgBotChatid success")
+		}
+	}
+}
+
+func updateSetting(port int, username string, password string) {
+	err := database.InitDB(config.GetDBPath())
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	settingService := service.SettingService{}
+
+	if port > 0 {
+		err := settingService.SetPort(port)
+		if err != nil {
+			fmt.Println("set port failed:", err)
+		} else {
+			fmt.Printf("set port %v success", port)
+		}
+	}
+	if username != "" || password != "" {
+		userService := service.UserService{}
+		err := userService.UpdateFirstUser(username, password)
+		if err != nil {
+			fmt.Println("set username and password failed:", err)
+		} else {
+			fmt.Println("set username and password success")
+		}
+	}
+}
+
+func migrateDb() {
+	inboundService := service.InboundService{}
+
+	err := database.InitDB(config.GetDBPath())
+	if err != nil {
+		log.Fatal(err)
+	}
+	fmt.Println("Start migrating database...")
+	inboundService.MigrateDB()
+	fmt.Println("Migration done!")
+}
+
+func removeSecret() {
+	err := database.InitDB(config.GetDBPath())
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	userService := service.UserService{}
+	err = userService.RemoveUserSecret()
+	if err != nil {
+		fmt.Println(err)
+	}
+	settingService := service.SettingService{}
+	err = settingService.SetSecretStatus(false)
+	if err != nil {
+		fmt.Println(err)
+	}
+}
+
+func main() {
+	if len(os.Args) < 2 {
+		runWebServer()
+		return
+	}
+
+	var showVersion bool
+	flag.BoolVar(&showVersion, "v", false, "show version")
+
+	runCmd := flag.NewFlagSet("run", flag.ExitOnError)
+
+	v2uiCmd := flag.NewFlagSet("v2-ui", flag.ExitOnError)
+	var dbPath string
+	v2uiCmd.StringVar(&dbPath, "db", fmt.Sprintf("%s/v2-ui.db", config.GetDBFolderPath()), "set v2-ui db file path")
+
+	settingCmd := flag.NewFlagSet("setting", flag.ExitOnError)
+	var port int
+	var username string
+	var password string
+	var tgbottoken string
+	var tgbotchatid string
+	var enabletgbot bool
+	var tgbotRuntime string
+	var reset bool
+	var show bool
+	var remove_secret bool
+	settingCmd.BoolVar(&reset, "reset", false, "reset all settings")
+	settingCmd.BoolVar(&show, "show", false, "show current settings")
+	settingCmd.IntVar(&port, "port", 0, "set panel port")
+	settingCmd.StringVar(&username, "username", "", "set login username")
+	settingCmd.StringVar(&password, "password", "", "set login password")
+	settingCmd.StringVar(&tgbottoken, "tgbottoken", "", "set telegram bot token")
+	settingCmd.StringVar(&tgbotRuntime, "tgbotRuntime", "", "set telegram bot cron time")
+	settingCmd.StringVar(&tgbotchatid, "tgbotchatid", "", "set telegram bot chat id")
+	settingCmd.BoolVar(&enabletgbot, "enabletgbot", false, "enable telegram bot notify")
+
+	oldUsage := flag.Usage
+	flag.Usage = func() {
+		oldUsage()
+		fmt.Println()
+		fmt.Println("Commands:")
+		fmt.Println("    run            run web panel")
+		fmt.Println("    v2-ui          migrate form v2-ui")
+		fmt.Println("    migrate        migrate form other/old x-ui")
+		fmt.Println("    setting        set settings")
+	}
+
+	flag.Parse()
+	if showVersion {
+		fmt.Println(config.GetVersion())
+		return
+	}
+
+	switch os.Args[1] {
+	case "run":
+		err := runCmd.Parse(os.Args[2:])
+		if err != nil {
+			fmt.Println(err)
+			return
+		}
+		runWebServer()
+	case "migrate":
+		migrateDb()
+	case "v2-ui":
+		err := v2uiCmd.Parse(os.Args[2:])
+		if err != nil {
+			fmt.Println(err)
+			return
+		}
+		err = v2ui.MigrateFromV2UI(dbPath)
+		if err != nil {
+			fmt.Println("migrate from v2-ui failed:", err)
+		}
+	case "setting":
+		err := settingCmd.Parse(os.Args[2:])
+		if err != nil {
+			fmt.Println(err)
+			return
+		}
+		if reset {
+			resetSetting()
+		} else {
+			updateSetting(port, username, password)
+		}
+		if show {
+			showSetting(show)
+		}
+		if (tgbottoken != "") || (tgbotchatid != "") || (tgbotRuntime != "") {
+			updateTgbotSetting(tgbottoken, tgbotchatid, tgbotRuntime)
+		}
+		if remove_secret {
+			removeSecret()
+		}
+		if enabletgbot {
+			updateTgbotEnableSts(enabletgbot)
+		}
+	default:
+		fmt.Println("except 'run' or 'v2-ui' or 'setting' subcommands")
+		fmt.Println()
+		runCmd.Usage()
+		fmt.Println()
+		v2uiCmd.Usage()
+		fmt.Println()
+		settingCmd.Usage()
+	}
+}