feat: 网元信令跟踪代码同步，解决开关切换异常错误问题

src/framework/socket/tcp_server.go

@@ -57,8 +57,14 @@ func (s *SocketTCP) Resolve(callback func(conn *net.Conn, err error)) {
 		callback(nil, fmt.Errorf("tcp service not created"))
 		return
 	}
-	listener := *s.Listener
 
+	defer func() {
+		if err := recover(); err != nil {
+			callback(nil, fmt.Errorf("tcp service panic err"))
+		}
+	}()
+
+	listener := *s.Listener
 	for {
 		select {
 		case <-s.StopChan: