/**
* 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.nodemanager;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.apache.hadoop.fs.FileContext;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.yarn.api.protocolrecords.StartContainerRequest;
import org.apache.hadoop.yarn.api.protocolrecords.StartContainersRequest;
import org.apache.hadoop.yarn.api.protocolrecords.StopContainersRequest;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.api.records.ContainerLaunchContext;
import org.apache.hadoop.yarn.api.records.ContainerState;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.event.AsyncDispatcher;
import org.apache.hadoop.yarn.event.Dispatcher;
import org.apache.hadoop.yarn.exceptions.YarnException;
import org.apache.hadoop.yarn.factories.RecordFactory;
import org.apache.hadoop.yarn.factory.providers.RecordFactoryProvider;
import org.apache.hadoop.yarn.server.api.ResourceTracker;
import org.apache.hadoop.yarn.server.nodemanager.NodeManager.NMContext;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.BaseContainerManagerTest;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.TestContainerManager;
import org.apache.hadoop.yarn.server.nodemanager.metrics.NodeManagerMetrics;
import org.apache.hadoop.yarn.server.nodemanager.recovery.NMNullStateStoreService;
import org.apache.hadoop.yarn.server.nodemanager.security.NMContainerTokenSecretManager;
import org.apache.hadoop.yarn.server.nodemanager.security.NMTokenSecretManagerInNM;
import org.apache.hadoop.yarn.server.security.ApplicationACLsManager;
import org.junit.Test;
public class TestEventFlow {
private static final RecordFactory recordFactory =
RecordFactoryProvider.getRecordFactory(null);
private static File localDir = new File("target",
TestEventFlow.class.getName() + "-localDir").getAbsoluteFile();
private static File localLogDir = new File("target",
TestEventFlow.class.getName() + "-localLogDir").getAbsoluteFile();
private static File remoteLogDir = new File("target",
TestEventFlow.class.getName() + "-remoteLogDir").getAbsoluteFile();
private static final long SIMULATED_RM_IDENTIFIER = 1234;
@Test
public void testSuccessfulContainerLaunch() throws InterruptedException,
IOException, YarnException {
FileContext localFS = FileContext.getLocalFSFileContext();
localFS.delete(new Path(localDir.getAbsolutePath()), true);
localFS.delete(new Path(localLogDir.getAbsolutePath()), true);
localFS.delete(new Path(remoteLogDir.getAbsolutePath()), true);
localDir.mkdir();
localLogDir.mkdir();
remoteLogDir.mkdir();
YarnConfiguration conf = new YarnConfiguration();
Context context = new NMContext(new NMContainerTokenSecretManager(conf),
new NMTokenSecretManagerInNM(), null, null,
new NMNullStateStoreService()) {
@Override
public int getHttpPort() {
return 1234;
}
};
conf.set(YarnConfiguration.NM_LOCAL_DIRS, localDir.getAbsolutePath());
conf.set(YarnConfiguration.NM_LOG_DIRS, localLogDir.getAbsolutePath());
conf.set(YarnConfiguration.NM_REMOTE_APP_LOG_DIR,
remoteLogDir.getAbsolutePath());
ContainerExecutor exec = new DefaultContainerExecutor();
exec.setConf(conf);
DeletionService del = new DeletionService(exec);
Dispatcher dispatcher = new AsyncDispatcher();
NodeHealthCheckerService healthChecker = new NodeHealthCheckerService();
healthChecker.init(conf);
LocalDirsHandlerService dirsHandler = healthChecker.getDiskHandler();
NodeManagerMetrics metrics = NodeManagerMetrics.create();
NodeStatusUpdater nodeStatusUpdater =
new NodeStatusUpdaterImpl(context, dispatcher, healthChecker, metrics) {
@Override
protected ResourceTracker getRMClient() {
return new LocalRMInterface();
};
@Override
protected void stopRMProxy() {
return;
}
@Override
protected void startStatusUpdater() {
return; // Don't start any updating thread.
}
@Override
public long getRMIdentifier() {
return SIMULATED_RM_IDENTIFIER;
}
};
DummyContainerManager containerManager =
new DummyContainerManager(context, exec, del, nodeStatusUpdater,
metrics, new ApplicationACLsManager(conf), dirsHandler);
nodeStatusUpdater.init(conf);
((NMContext)context).setContainerManager(containerManager);
nodeStatusUpdater.start();
containerManager.init(conf);
containerManager.start();
ContainerLaunchContext launchContext =
recordFactory.newRecordInstance(ContainerLaunchContext.class);
ApplicationId applicationId = ApplicationId.newInstance(0, 0);
ApplicationAttemptId applicationAttemptId =
ApplicationAttemptId.newInstance(applicationId, 0);
ContainerId cID = ContainerId.newInstance(applicationAttemptId, 0);
String user = "testing";
StartContainerRequest scRequest =
StartContainerRequest.newInstance(launchContext,
TestContainerManager.createContainerToken(cID,
SIMULATED_RM_IDENTIFIER, context.getNodeId(), user,
context.getContainerTokenSecretManager()));
List<StartContainerRequest> list = new ArrayList<StartContainerRequest>();
list.add(scRequest);
StartContainersRequest allRequests =
StartContainersRequest.newInstance(list);
containerManager.startContainers(allRequests);
BaseContainerManagerTest.waitForContainerState(containerManager, cID,
ContainerState.RUNNING);
List<ContainerId> containerIds = new ArrayList<ContainerId>();
containerIds.add(cID);
StopContainersRequest stopRequest =
StopContainersRequest.newInstance(containerIds);
containerManager.stopContainers(stopRequest);
BaseContainerManagerTest.waitForContainerState(containerManager, cID,
ContainerState.COMPLETE);
containerManager.stop();
}
}