| package org.apache.helix.integration.task; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| import java.util.Map; |
| import org.apache.helix.AccessOption; |
| import org.apache.helix.HelixDataAccessor; |
| import org.apache.helix.TestHelper; |
| import org.apache.helix.ZkTestHelper; |
| import org.apache.helix.model.CurrentState; |
| import org.apache.helix.task.JobConfig; |
| import org.apache.helix.task.TaskState; |
| import org.apache.helix.task.TaskUtil; |
| import org.apache.helix.task.Workflow; |
| import org.apache.helix.zookeeper.datamodel.ZNRecord; |
| import org.apache.helix.zookeeper.impl.client.ZkClient; |
| import org.apache.zookeeper.data.Stat; |
| import org.testng.Assert; |
| import org.testng.annotations.AfterClass; |
| import org.testng.annotations.BeforeClass; |
| import org.testng.annotations.Test; |
| import com.google.common.collect.ImmutableMap; |
| |
| /** |
| * This test makes sure that controller will not be blocked if there exists null current states. |
| */ |
| public class TestTaskCurrentStateNull extends TaskTestBase { |
| protected HelixDataAccessor _accessor; |
| |
| @BeforeClass |
| public void beforeClass() throws Exception { |
| _numPartitions = 1; |
| _numNodes = 1; |
| super.beforeClass(); |
| } |
| |
| @AfterClass() |
| public void afterClass() throws Exception { |
| super.afterClass(); |
| } |
| |
| @Test |
| public void testCurrentStateNull() throws Exception { |
| String workflowName1 = TestHelper.getTestMethodName() + "_1"; |
| String workflowName2 = TestHelper.getTestMethodName() + "_2"; |
| |
| Workflow.Builder builder1 = new Workflow.Builder(workflowName1); |
| Workflow.Builder builder2 = new Workflow.Builder(workflowName2); |
| |
| JobConfig.Builder jobBuilder1 = new JobConfig.Builder().setWorkflow(workflowName1) |
| .setNumberOfTasks(5).setNumConcurrentTasksPerInstance(100).setCommand(MockTask.TASK_COMMAND) |
| .setJobCommandConfigMap(ImmutableMap.of(MockTask.JOB_DELAY, "10000")); |
| |
| JobConfig.Builder jobBuilder2 = new JobConfig.Builder().setWorkflow(workflowName2) |
| .setNumberOfTasks(1).setNumConcurrentTasksPerInstance(100).setCommand(MockTask.TASK_COMMAND) |
| .setJobCommandConfigMap(ImmutableMap.of(MockTask.JOB_DELAY, "10000")); |
| |
| builder1.addJob("JOB0", jobBuilder1); |
| builder2.addJob("JOB0", jobBuilder2); |
| |
| _driver.start(builder1.build()); |
| _driver.start(builder2.build()); |
| |
| String namespacedJobName1 = TaskUtil.getNamespacedJobName(workflowName1, "JOB0"); |
| String namespacedJobName2 = TaskUtil.getNamespacedJobName(workflowName2, "JOB0"); |
| |
| _driver.pollForJobState(workflowName1, namespacedJobName1, TaskState.IN_PROGRESS); |
| _driver.pollForJobState(workflowName2, namespacedJobName2, TaskState.IN_PROGRESS); |
| |
| // Get the current states of Participant0 |
| String instanceP0 = PARTICIPANT_PREFIX + "_" + (_startPort + 0); |
| ZkClient clientP0 = (ZkClient) _participants[0].getZkClient(); |
| String sessionIdP0 = ZkTestHelper.getSessionId(clientP0); |
| String jobCurrentStatePath1 = _manager.getHelixDataAccessor().keyBuilder() |
| .taskCurrentState(instanceP0, sessionIdP0, namespacedJobName1).toString(); |
| String jobCurrentStatePath2 = _manager.getHelixDataAccessor().keyBuilder() |
| .taskCurrentState(instanceP0, sessionIdP0, namespacedJobName2).toString(); |
| |
| // Read the current states of Participant0 and make sure they have been created |
| boolean isCurrentStateCreated = TestHelper.verify(() -> { |
| ZNRecord recordJob1 = _manager.getHelixDataAccessor().getBaseDataAccessor() |
| .get(jobCurrentStatePath1, new Stat(), AccessOption.PERSISTENT); |
| ZNRecord recordJob2 = _manager.getHelixDataAccessor().getBaseDataAccessor() |
| .get(jobCurrentStatePath2, new Stat(), AccessOption.PERSISTENT); |
| Map<String, String> taskCurrentState = null; |
| if (recordJob2 != null){ |
| taskCurrentState = recordJob2.getMapField(namespacedJobName2 + "_0"); |
| } |
| return (recordJob1 != null && recordJob2 != null && taskCurrentState != null); |
| }, TestHelper.WAIT_DURATION); |
| Assert.assertTrue(isCurrentStateCreated); |
| |
| ZNRecord recordTask = _manager.getHelixDataAccessor().getBaseDataAccessor() |
| .get(jobCurrentStatePath2, new Stat(), AccessOption.PERSISTENT); |
| Map<String, String> taskCurrentState = recordTask.getMapField(namespacedJobName2 + "_0"); |
| taskCurrentState.put(CurrentState.CurrentStateProperty.CURRENT_STATE.name(), null); |
| recordTask.setMapField(namespacedJobName2 + "_0", taskCurrentState); |
| |
| _manager.getHelixDataAccessor().getBaseDataAccessor().set(jobCurrentStatePath2, recordTask, |
| AccessOption.PERSISTENT); |
| _driver.pollForWorkflowState(workflowName1, TestHelper.WAIT_DURATION, TaskState.COMPLETED); |
| } |
| } |