Fixed tasks_queue and tasks_kill did not exist in zookeeper #1696

dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/queue/TaskQueueZkImpl.java

@@ -37,8 +37,27 @@ public class TaskQueueZkImpl implements ITaskQueue {
 
     private static final Logger logger = LoggerFactory.getLogger(TaskQueueZkImpl.class);
 
+    private final ZookeeperOperator zookeeperOperator;
+
     @Autowired
-    private ZookeeperOperator zookeeperOperator;
+    public TaskQueueZkImpl(ZookeeperOperator zookeeperOperator) {
+        this.zookeeperOperator = zookeeperOperator;
+
+        try {
+            String tasksQueuePath = getTasksPath(Constants.DOLPHINSCHEDULER_TASKS_QUEUE);
+            String tasksCancelPath = getTasksPath(Constants.DOLPHINSCHEDULER_TASKS_KILL);
+
+            for(String key : new String[]{tasksQueuePath,tasksCancelPath}){
+                if(!zookeeperOperator.isExisted(key)){
+                    zookeeperOperator.persist(key, "");
+                    logger.info("create tasks queue parent node success : {}", key);
+                }
+            }
+        } catch (Exception e) {
+            logger.error("create tasks queue parent node failure", e);
+        }
+    }
+
 
     /**
      * get all tasks from tasks queue