| /** |
| * 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.hadoop.yarn.server.webproxy; |
| |
| import java.io.IOException; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.yarn.api.ApplicationClientProtocol; |
| import org.apache.hadoop.yarn.api.ApplicationHistoryProtocol; |
| import org.apache.hadoop.yarn.api.protocolrecords.GetApplicationReportRequest; |
| import org.apache.hadoop.yarn.api.protocolrecords.GetApplicationReportResponse; |
| import org.apache.hadoop.yarn.api.records.ApplicationId; |
| import org.apache.hadoop.yarn.api.records.ApplicationReport; |
| import org.apache.hadoop.yarn.conf.YarnConfiguration; |
| import org.apache.hadoop.yarn.exceptions.ApplicationNotFoundException; |
| import org.apache.hadoop.yarn.exceptions.YarnException; |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.mockito.Mockito; |
| |
| public class TestAppReportFetcher { |
| |
| static ApplicationHistoryProtocol historyManager; |
| static Configuration conf = new Configuration(); |
| private static ApplicationClientProtocol appManager; |
| private static AppReportFetcher fetcher; |
| private final String appNotFoundExceptionMsg = "APP NOT FOUND"; |
| |
| @After |
| public void cleanUp() { |
| historyManager = null; |
| appManager = null; |
| fetcher = null; |
| } |
| |
| public void testHelper(boolean isAHSEnabled) |
| throws YarnException, IOException { |
| conf.setBoolean(YarnConfiguration.APPLICATION_HISTORY_ENABLED, |
| isAHSEnabled); |
| appManager = Mockito.mock(ApplicationClientProtocol.class); |
| Mockito.when(appManager |
| .getApplicationReport(Mockito.any(GetApplicationReportRequest.class))) |
| .thenThrow(new ApplicationNotFoundException(appNotFoundExceptionMsg)); |
| fetcher = new AppReportFetcherForTest(conf, appManager); |
| ApplicationId appId = ApplicationId.newInstance(0,0); |
| fetcher.getApplicationReport(appId); |
| } |
| |
| @Test |
| public void testFetchReportAHSEnabled() throws YarnException, IOException { |
| testHelper(true); |
| Mockito.verify(historyManager, Mockito.times(1)) |
| .getApplicationReport(Mockito.any(GetApplicationReportRequest.class)); |
| Mockito.verify(appManager, Mockito.times(1)) |
| .getApplicationReport(Mockito.any(GetApplicationReportRequest.class)); |
| } |
| |
| @Test |
| public void testFetchReportAHSDisabled() throws YarnException, IOException { |
| try { |
| testHelper(false); |
| } catch (ApplicationNotFoundException e) { |
| Assert.assertTrue(e.getMessage() == appNotFoundExceptionMsg); |
| /* RM will not know of the app and Application History Service is disabled |
| * So we will not try to get the report from AHS and RM will throw |
| * ApplicationNotFoundException |
| */ |
| } |
| Mockito.verify(appManager, Mockito.times(1)) |
| .getApplicationReport(Mockito.any(GetApplicationReportRequest.class)); |
| if (historyManager != null) { |
| Assert.fail("HistoryManager should be null as AHS is disabled"); |
| } |
| } |
| |
| static class AppReportFetcherForTest extends AppReportFetcher { |
| |
| public AppReportFetcherForTest(Configuration conf, |
| ApplicationClientProtocol acp) { |
| super(conf, acp); |
| } |
| |
| @Override |
| protected ApplicationHistoryProtocol getAHSProxy(Configuration conf) |
| throws IOException |
| { |
| GetApplicationReportResponse resp = Mockito. |
| mock(GetApplicationReportResponse.class); |
| historyManager = Mockito.mock(ApplicationHistoryProtocol.class); |
| try { |
| Mockito.when(historyManager.getApplicationReport(Mockito |
| .any(GetApplicationReportRequest.class))).thenReturn(resp); |
| } catch (YarnException e) { |
| // TODO Auto-generated catch block |
| e.printStackTrace(); |
| } |
| return historyManager; |
| } |
| } |
| } |