| 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 com.google.common.collect.ImmutableMap; |
| import org.apache.helix.TestHelper; |
| import org.apache.helix.task.JobConfig; |
| import org.apache.helix.task.JobContext; |
| import org.apache.helix.task.TaskState; |
| import org.apache.helix.task.TaskUtil; |
| import org.apache.helix.task.Workflow; |
| import org.testng.Assert; |
| import org.testng.annotations.BeforeClass; |
| import org.testng.annotations.Test; |
| |
| /** |
| * TestTaskNumAttempts tests that number of attempts for tasks are incremented correctly respecting |
| * the retry delay. |
| * NOTE: This test relies heavily upon timing. |
| */ |
| public class TestTaskNumAttempts extends TaskTestBase { |
| @BeforeClass |
| public void beforeClass() throws Exception { |
| _numPartitions = 1; |
| super.beforeClass(); |
| } |
| |
| @Test |
| public void testTaskNumAttemptsWithDelay() throws Exception { |
| int maxAttempts = Integer.MAX_VALUE; // Allow the count to increase infinitely |
| // Use a delay that's long enough for multiple rounds of pipeline |
| long retryDelay = 4000L; |
| |
| String workflowName = TestHelper.getTestMethodName(); |
| JobConfig.Builder jobBuilder = JobConfig.Builder.fromMap(WorkflowGenerator.DEFAULT_JOB_CONFIG); |
| jobBuilder.setJobCommandConfigMap(WorkflowGenerator.DEFAULT_COMMAND_CONFIG) |
| .setMaxAttemptsPerTask(maxAttempts).setCommand(MockTask.TASK_COMMAND) |
| .setWorkflow(workflowName).setFailureThreshold(Integer.MAX_VALUE) |
| .setTaskRetryDelay(retryDelay).setJobCommandConfigMap( |
| ImmutableMap.of(MockTask.FAILURE_COUNT_BEFORE_SUCCESS, String.valueOf(maxAttempts))); |
| Workflow flow = |
| WorkflowGenerator.generateSingleJobWorkflowBuilder(workflowName, jobBuilder).build(); |
| _driver.start(flow); |
| |
| // Wait until the job is running |
| _driver.pollForWorkflowState(workflowName, TaskState.IN_PROGRESS); |
| |
| JobContext jobContext = |
| _driver.getJobContext(TaskUtil.getNamespacedJobName(workflowName, workflowName)); |
| int expectedAttempts = jobContext.getPartitionNumAttempts(0); |
| |
| // Check 3 times to see if maxAttempts match up |
| for (int i = 0; i < 3; i++) { |
| // Add a small delay to make sure the check falls in the middle of the scheduling timeline |
| Thread.sleep(retryDelay + 1000L); |
| JobContext ctx = |
| _driver.getJobContext(TaskUtil.getNamespacedJobName(workflowName, workflowName)); |
| expectedAttempts++; |
| Assert.assertEquals(ctx.getPartitionNumAttempts(0), expectedAttempts); |
| } |
| } |
| } |