| /** |
| * 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.resourcemanager; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import junit.framework.Assert; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.yarn.api.protocolrecords.GetNewApplicationResponse; |
| import org.apache.hadoop.yarn.api.records.Container; |
| import org.apache.hadoop.yarn.api.records.ContainerId; |
| import org.apache.hadoop.yarn.api.records.ResourceRequest; |
| import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp; |
| import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttempt; |
| import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptState; |
| import org.apache.log4j.Level; |
| import org.apache.log4j.LogManager; |
| import org.apache.log4j.Logger; |
| import org.junit.Test; |
| |
| public class TestRM { |
| |
| private static final Log LOG = LogFactory.getLog(TestRM.class); |
| |
| @Test |
| public void testGetNewAppId() throws Exception { |
| Logger rootLogger = LogManager.getRootLogger(); |
| rootLogger.setLevel(Level.DEBUG); |
| MockRM rm = new MockRM(); |
| rm.start(); |
| |
| GetNewApplicationResponse resp = rm.getNewAppId(); |
| assert (resp.getApplicationId().getId() != 0); |
| assert (resp.getMinimumResourceCapability().getMemory() > 0); |
| assert (resp.getMaximumResourceCapability().getMemory() > 0); |
| rm.stop(); |
| } |
| |
| @Test |
| public void testAppWithNoContainers() throws Exception { |
| Logger rootLogger = LogManager.getRootLogger(); |
| rootLogger.setLevel(Level.DEBUG); |
| MockRM rm = new MockRM(); |
| rm.start(); |
| MockNM nm1 = rm.registerNode("h1:1234", 5120); |
| |
| RMApp app = rm.submitApp(2000); |
| |
| //kick the scheduling |
| nm1.nodeHeartbeat(true); |
| |
| RMAppAttempt attempt = app.getCurrentAppAttempt(); |
| MockAM am = rm.sendAMLaunched(attempt.getAppAttemptId()); |
| am.registerAppAttempt(); |
| am.unregisterAppAttempt(); |
| am.waitForState(RMAppAttemptState.FINISHED); |
| rm.stop(); |
| } |
| |
| @Test |
| public void testAppOnMultiNode() throws Exception { |
| Logger rootLogger = LogManager.getRootLogger(); |
| rootLogger.setLevel(Level.DEBUG); |
| MockRM rm = new MockRM(); |
| rm.start(); |
| MockNM nm1 = rm.registerNode("h1:1234", 5120); |
| MockNM nm2 = rm.registerNode("h2:5678", 10240); |
| |
| RMApp app = rm.submitApp(2000); |
| |
| //kick the scheduling |
| nm1.nodeHeartbeat(true); |
| |
| RMAppAttempt attempt = app.getCurrentAppAttempt(); |
| MockAM am = rm.sendAMLaunched(attempt.getAppAttemptId()); |
| am.registerAppAttempt(); |
| |
| //request for containers |
| int request = 13; |
| am.allocate("h1" , 1000, request, new ArrayList<ContainerId>()); |
| |
| //kick the scheduler |
| nm1.nodeHeartbeat(true); |
| List<Container> conts = am.allocate(new ArrayList<ResourceRequest>(), |
| new ArrayList<ContainerId>()).getAllocatedContainers(); |
| int contReceived = conts.size(); |
| while (contReceived < 3) {//only 3 containers are available on node1 |
| conts.addAll(am.allocate(new ArrayList<ResourceRequest>(), |
| new ArrayList<ContainerId>()).getAllocatedContainers()); |
| contReceived = conts.size(); |
| LOG.info("Got " + contReceived + " containers. Waiting to get " + 3); |
| Thread.sleep(2000); |
| } |
| Assert.assertEquals(3, conts.size()); |
| |
| //send node2 heartbeat |
| nm2.nodeHeartbeat(true); |
| conts = am.allocate(new ArrayList<ResourceRequest>(), |
| new ArrayList<ContainerId>()).getAllocatedContainers(); |
| contReceived = conts.size(); |
| while (contReceived < 10) { |
| conts.addAll(am.allocate(new ArrayList<ResourceRequest>(), |
| new ArrayList<ContainerId>()).getAllocatedContainers()); |
| contReceived = conts.size(); |
| LOG.info("Got " + contReceived + " containers. Waiting to get " + 10); |
| Thread.sleep(2000); |
| } |
| Assert.assertEquals(10, conts.size()); |
| |
| am.unregisterAppAttempt(); |
| am.waitForState(RMAppAttemptState.FINISHED); |
| |
| rm.stop(); |
| } |
| |
| public static void main(String[] args) throws Exception { |
| TestRM t = new TestRM(); |
| t.testGetNewAppId(); |
| t.testAppWithNoContainers(); |
| t.testAppOnMultiNode(); |
| } |
| } |