(1)新增心跳检测发送间隔和超时时间的配置

cmd/frps/config.go

@@ -11,16 +11,16 @@ import (
 
 // common config
 var (
-	BindAddr	string = "0.0.0.0"
-	BindPort	int64  = 9527
-	LogFile		string = "./frps.log"
-	LogLevel	string = "warn"
-	LogWay		string = "file"
+	BindAddr         string = "0.0.0.0"
+	BindPort         int64  = 9527
+	LogFile          string = "./frps.log"
+	LogLevel         string = "warn"
+	LogWay           string = "file"
+	HeartBeatTimeout int64  = 30
 )
 
 var ProxyServers map[string]*models.ProxyServer = make(map[string]*models.ProxyServer)
 
-
 func LoadConf(confFile string) (err error) {
 	var tmpStr string
 	var ok bool

cmd/frps/control.go

@@ -151,7 +151,7 @@ func readControlMsgFromClient(server *models.ProxyServer, c *conn.Conn) {
 		isContinueRead = false
 		server.StopWaitUserConn()
 	}
-	timer := time.AfterFunc(10*time.Second, f)
+	timer := time.AfterFunc(time.Duration(HeartBeatTimeout)*time.Second, f)
 	defer timer.Stop()
 
 	for isContinueRead {
@@ -169,7 +169,7 @@ func readControlMsgFromClient(server *models.ProxyServer, c *conn.Conn) {
 
 		if content == "\r\n" {
 			log.Debug("receive hearbeat:%s", content)
-			timer.Reset(10 * time.Second)
+			timer.Reset(time.Duration(HeartBeatTimeout) * time.Second)
 		}
 	}
 }