增加rdp协议声音输出功能

pkg/api/session.go

@@ -111,7 +111,7 @@ func CloseSessionById(sessionId string, code int, reason string) {
 	defer mutex.Unlock()
 	observable, _ := global.Store.Get(sessionId)
 	if observable != nil {
-		logrus.Debugf("会话%v创建者退出", sessionId)
+		logrus.Debugf("会话%v创建者退出，原因：%v", sessionId, reason)
 		observable.Subject.Close(code, reason)
 
 		for i := 0; i < len(observable.Observers); i++ {

pkg/api/tunnel.go

@@ -201,6 +201,9 @@ func TunEndpoint(c echo.Context) error {
 				}
 				break
 			}
+			if len(instruction) == 0 {
+				continue
+			}
 			err = ws.WriteMessage(websocket.TextMessage, instruction)
 			if err != nil {
 				if connectionId == "" {