更新frps代码，添加关闭功能

cmd/frp/frp.go

@@ -35,3 +35,7 @@ func RunFrps(cfgFilePath string) (err error) {
 
 	return frps.RunFrps(cfgFilePath)
 }
+
+func StopFrps() error {
+	return frps.StopFrps()
+}

cmd/frps/frps/root.go

@@ -214,6 +214,8 @@ func runServer() (err error) {
 	return
 }
 
+var service *server.Service
+
 func runBackgroundServer() (err error) {
 	log.InitLog(g.GlbServerCfg.LogWay, g.GlbServerCfg.LogFile, g.GlbServerCfg.LogLevel,
 		g.GlbServerCfg.LogMaxDays)
@@ -223,6 +225,11 @@ func runBackgroundServer() (err error) {
 	}
 	log.Info("Start frps success")
 	server.ServerService = svr
+	service = svr
 	go svr.Run()
 	return
 }
+
+func StopFrps() error {
+	return service.Stop()
+}

server/service.go

@@ -218,6 +218,10 @@ func (svr *Service) Run() {
 
 }
 
+func (svr *Service) Stop() error {
+	return svr.listener.Close()
+}
+
 func (svr *Service) HandleListener(l frpNet.Listener) {
 	// Listen for incoming connections from client.
 	for {