| /** |
| * 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; |
| |
| import java.net.InetSocketAddress; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.ipc.Server; |
| import org.apache.hadoop.net.NetUtils; |
| import org.apache.hadoop.yarn.exceptions.YarnRemoteException; |
| import org.apache.hadoop.yarn.exceptions.impl.pb.YarnRemoteExceptionPBImpl; |
| import org.apache.hadoop.yarn.factories.impl.pb.RpcClientFactoryPBImpl; |
| import org.apache.hadoop.yarn.factories.impl.pb.RpcServerFactoryPBImpl; |
| import org.apache.hadoop.yarn.factory.providers.RecordFactoryProvider; |
| import org.apache.hadoop.yarn.server.api.ResourceTracker; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.NodeHeartbeatRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.NodeHeartbeatResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RegisterNodeManagerRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RegisterNodeManagerResponse; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import static org.junit.Assert.*; |
| |
| /** |
| * Test ResourceTrackerPBClientImpl. this class should have methods |
| * registerNodeManager and newRecordInstance. |
| */ |
| public class TestResourceTrackerPBClientImpl { |
| |
| private static ResourceTracker client; |
| private static Server server; |
| private final static org.apache.hadoop.yarn.factories.RecordFactory recordFactory = RecordFactoryProvider |
| .getRecordFactory(null); |
| |
| @BeforeClass |
| public static void start() { |
| InetSocketAddress address = new InetSocketAddress(0); |
| Configuration configuration = new Configuration(); |
| ResourceTracker instance = new ResourceTrackerTestImpl(); |
| server = RpcServerFactoryPBImpl.get().getServer(ResourceTracker.class, |
| instance, address, configuration, null, 1); |
| server.start(); |
| |
| client = (ResourceTracker) RpcClientFactoryPBImpl.get().getClient( |
| ResourceTracker.class, 1, NetUtils.getConnectAddress(server), |
| configuration); |
| |
| } |
| |
| @AfterClass |
| public static void stop() { |
| if (server != null) { |
| server.stop(); |
| } |
| } |
| |
| /** |
| * Test the method registerNodeManager. Method should return a not null |
| * result. |
| * |
| */ |
| @Test |
| public void testResourceTrackerPBClientImpl() throws Exception { |
| RegisterNodeManagerRequest request = recordFactory |
| .newRecordInstance(RegisterNodeManagerRequest.class); |
| assertNotNull(client.registerNodeManager(request)); |
| |
| ResourceTrackerTestImpl.exception = true; |
| try { |
| client.registerNodeManager(request); |
| fail("there should be YarnException"); |
| } catch (YarnRemoteException e) { |
| assertTrue(e.getMessage().startsWith("testMessage")); |
| }finally{ |
| ResourceTrackerTestImpl.exception = false; |
| } |
| |
| } |
| |
| /** |
| * Test the method nodeHeartbeat. Method should return a not null result. |
| * |
| */ |
| |
| @Test |
| public void testNodeHeartbeat() throws Exception { |
| NodeHeartbeatRequest request = recordFactory |
| .newRecordInstance(NodeHeartbeatRequest.class); |
| assertNotNull(client.nodeHeartbeat(request)); |
| |
| ResourceTrackerTestImpl.exception = true; |
| try { |
| client.nodeHeartbeat(request); |
| fail("there should be YarnException"); |
| } catch (YarnRemoteException e) { |
| assertTrue(e.getMessage().startsWith("testMessage")); |
| }finally{ |
| ResourceTrackerTestImpl.exception = false; |
| } |
| |
| } |
| |
| |
| |
| public static class ResourceTrackerTestImpl implements ResourceTracker { |
| |
| public static boolean exception = false; |
| |
| @Override |
| public RegisterNodeManagerResponse registerNodeManager( |
| RegisterNodeManagerRequest request) throws YarnRemoteException { |
| if (exception) { |
| throw new YarnRemoteExceptionPBImpl("testMessage"); |
| } |
| return recordFactory.newRecordInstance(RegisterNodeManagerResponse.class); |
| } |
| |
| @Override |
| public NodeHeartbeatResponse nodeHeartbeat(NodeHeartbeatRequest request) |
| throws YarnRemoteException { |
| if (exception) { |
| throw new YarnRemoteExceptionPBImpl("testMessage"); |
| } |
| return recordFactory.newRecordInstance(NodeHeartbeatResponse.class); |
| } |
| |
| } |
| } |