| /* |
| * 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. |
| */ |
| |
| package org.apache.samza.validation; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import org.apache.hadoop.yarn.api.records.ApplicationAttemptId; |
| import org.apache.hadoop.yarn.api.records.ApplicationAttemptReport; |
| import org.apache.hadoop.yarn.api.records.ApplicationId; |
| import org.apache.hadoop.yarn.api.records.ApplicationReport; |
| import org.apache.hadoop.yarn.api.records.ContainerReport; |
| import org.apache.hadoop.yarn.api.records.ContainerState; |
| import org.apache.hadoop.yarn.api.records.YarnApplicationAttemptState; |
| import org.apache.hadoop.yarn.client.api.YarnClient; |
| import org.apache.samza.SamzaException; |
| import org.apache.samza.config.Config; |
| import org.apache.samza.config.JobConfig; |
| import org.apache.samza.config.MapConfig; |
| |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| import org.apache.samza.container.SamzaContainerMetrics; |
| import org.apache.samza.metrics.JmxMetricsAccessor; |
| import org.apache.samza.metrics.MetricsValidationFailureException; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| |
| import static org.junit.Assert.*; |
| |
| public class TestYarnJobValidationTool { |
| private YarnClient client; |
| private YarnJobValidationTool tool; |
| private String jobName = "test"; |
| private int jobId = 1; |
| private ApplicationId appId; |
| ApplicationAttemptId attemptId; |
| private int containerCount = 9; |
| private Config config = new MapConfig(new HashMap<String, String>() { |
| { |
| put("job.name", jobName); |
| put("job.id", String.valueOf(jobId)); |
| put("yarn.container.count", String.valueOf(containerCount)); |
| } |
| }); |
| private MockMetricsValidator validator = new MockMetricsValidator(); |
| |
| @Rule |
| public final ExpectedException exception = ExpectedException.none(); |
| |
| @Before |
| public void setup() throws Exception { |
| client = mock(YarnClient.class); |
| tool = new YarnJobValidationTool(new JobConfig(config), client, validator); |
| appId = mock(ApplicationId.class); |
| when(appId.getId()).thenReturn(1111); |
| attemptId = mock(ApplicationAttemptId.class); |
| when(attemptId.getApplicationId()).thenReturn(appId); |
| when(attemptId.getAttemptId()).thenReturn(2222); |
| } |
| |
| @Test |
| public void testValidateAppId() throws Exception { |
| ApplicationReport appReport = mock(ApplicationReport.class); |
| when(appReport.getName()).thenReturn(jobName + "_" + jobId); |
| when(appReport.getApplicationId()).thenReturn(appId); |
| when(client.getApplications()).thenReturn(Collections.singletonList(appReport)); |
| assertTrue(tool.validateAppId().equals(appId)); |
| |
| when(appReport.getName()).thenReturn("dummy"); |
| exception.expect(SamzaException.class); |
| tool.validateAppId(); |
| } |
| |
| @Test |
| public void testValidateRunningAttemptId() throws Exception { |
| ApplicationReport appReport = mock(ApplicationReport.class); |
| when(client.getApplicationReport(appId)).thenReturn(appReport); |
| when(appReport.getCurrentApplicationAttemptId()).thenReturn(attemptId); |
| ApplicationAttemptReport attemptReport = mock(ApplicationAttemptReport.class); |
| when(attemptReport.getYarnApplicationAttemptState()).thenReturn(YarnApplicationAttemptState.RUNNING); |
| when(attemptReport.getApplicationAttemptId()).thenReturn(attemptId); |
| when(client.getApplicationAttemptReport(attemptId)).thenReturn(attemptReport); |
| assertTrue(tool.validateRunningAttemptId(appId).equals(attemptId)); |
| |
| when(attemptReport.getYarnApplicationAttemptState()).thenReturn(YarnApplicationAttemptState.FAILED); |
| exception.expect(SamzaException.class); |
| tool.validateRunningAttemptId(appId); |
| } |
| |
| @Test |
| public void testValidateContainerCount() throws Exception { |
| List<ContainerReport> containerReports = new ArrayList<>(); |
| for (int i = 0; i <= containerCount; i++) { |
| ContainerReport report = mock(ContainerReport.class); |
| when(report.getContainerState()).thenReturn(ContainerState.RUNNING); |
| containerReports.add(report); |
| } |
| when(client.getContainers(attemptId)).thenReturn(containerReports); |
| assertTrue(tool.validateContainerCount(attemptId) == (containerCount + 1)); |
| |
| containerReports.remove(0); |
| exception.expect(SamzaException.class); |
| tool.validateContainerCount(attemptId); |
| } |
| |
| @Test |
| public void testValidateJmxMetrics() throws MetricsValidationFailureException { |
| JmxMetricsAccessor jmxMetricsAccessor = mock(JmxMetricsAccessor.class); |
| Map<String, Long> values = new HashMap<>(); |
| values.put("samza-container-0", 100L); |
| when(jmxMetricsAccessor.getCounterValues(SamzaContainerMetrics.class.getName(), "commit-calls")).thenReturn(values); |
| validator.validate(jmxMetricsAccessor); |
| |
| values.put("samza-container-0", -1L); |
| // the mock validator will fail if the commit-calls are less than or equal to 0 |
| exception.expect(MetricsValidationFailureException.class); |
| validator.validate(jmxMetricsAccessor); |
| } |
| } |