add task ack resp and serial exec task

nm/msg_resp.go

@@ -269,3 +269,16 @@ func FetchStandardTaskResp(params ...interface{}) *nodemanagerV1.WorkerMessage {
 	log.Info("---------------------------------------Send fetch standard task msg ------------------------------------")
 	return fetchStandardTaskMsgRes
 }
+
+func RespTaskAck(params ...interface{}) *nodemanagerV1.WorkerMessage {
+	taskId := params[0].(string)
+	taskAckMsgRes := &nodemanagerV1.WorkerMessage{
+		Message: &nodemanagerV1.WorkerMessage_SubmitTaskAck{
+			SubmitTaskAck: &nodemanagerV1.SubmitTaskAck{
+				TaskId: taskId,
+			},
+		},
+	}
+	log.WithField("taskId", taskId).Info("---------------------------------------Send task ack msg ------------------------------------")
+	return taskAckMsgRes
+}

nm/start.go

@@ -277,6 +277,8 @@ func handlerMsg(nodeManager *models.NodeManagerClient,
 
 				taskMsg := rev.GetPushTaskMessage()
 				if taskMsg != nil {
+					params := buildParams(taskMsg.TaskId)
+					msgRespWorker.RegisterMsgResp(nodeManager, worker, RespTaskAck, params)
 					go func(msgRespWorker *RespMsgWorker,
 						taskMsgWorker *TaskHandler, taskMsg *nodeManagerV1.PushTaskMessage) {
 						if !taskMsgWorker.DockerOp.IsHealthy {
@@ -284,12 +286,11 @@ func handlerMsg(nodeManager *models.NodeManagerClient,
 							//msgRespWorker.RegisterMsgResp(nodeManager, worker, GoodbyeResp, params)
 							return
 						}
+						taskMsgWorker.Wg.Wait()
 						taskMsgWorker.Wg.Add(1)
 						taskMsgWorker.TaskMsg <- taskMsg
 						taskMsgWorker.Wg.Wait()
-						taskMsgWorker.Mutex.Lock()
 						taskExecResInterface, _ := taskMsgWorker.LruCache.Get(taskMsg.TaskId)
-						taskMsgWorker.Mutex.Unlock()
 						//log.WithField("result", taskExecResInterface).Info("lru cache get task result")
 						taskExecRes := &models.TaskResult{
 							TaskHttpStatusCode: 200,