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/**
* 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 static java.lang.Thread.sleep;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.yarn.api.protocolrecords.AllocateResponse;
import org.apache.hadoop.yarn.api.protocolrecords.FinishApplicationMasterRequest;
import org.apache.hadoop.yarn.api.protocolrecords.RegisterApplicationMasterResponse;
import org.apache.hadoop.yarn.api.protocolrecords.impl.pb.AllocateRequestPBImpl;
import org.apache.hadoop.yarn.api.records.Container;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.api.records.ContainerResourceChangeRequest;
import org.apache.hadoop.yarn.api.records.FinalApplicationStatus;
import org.apache.hadoop.yarn.api.records.Priority;
import org.apache.hadoop.yarn.api.records.ResourceRequest;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.event.Dispatcher;
import org.apache.hadoop.yarn.event.DrainDispatcher;
import org.apache.hadoop.yarn.exceptions.ApplicationMasterNotRegisteredException;
import org.apache.hadoop.yarn.exceptions.InvalidContainerReleaseException;
import org.apache.hadoop.yarn.exceptions.InvalidResourceRequestException;
import org.apache.hadoop.yarn.proto.YarnServiceProtos.SchedulerResourceTypes;
import org.apache.hadoop.yarn.security.ContainerTokenIdentifier;
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.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainer;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainerEvent;
import org.apache.hadoop.yarn.server.resourcemanager.rmcontainer.RMContainerEventType;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerConfiguration;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler;
import org.apache.hadoop.yarn.server.utils.BuilderUtils;
import org.apache.hadoop.yarn.util.resource.DominantResourceCalculator;
import org.apache.hadoop.yarn.util.resource.Resources;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
public class TestApplicationMasterService {
private static final Log LOG = LogFactory
.getLog(TestApplicationMasterService.class);
private final int GB = 1024;
private static YarnConfiguration conf;
@BeforeClass
public static void setup() {
conf = new YarnConfiguration();
conf.setClass(YarnConfiguration.RM_SCHEDULER, FifoScheduler.class,
ResourceScheduler.class);
}
@Test(timeout = 3000000)
public void testRMIdentifierOnContainerAllocation() throws Exception {
MockRM rm = new MockRM(conf);
rm.start();
// Register node1
MockNM nm1 = rm.registerNode("127.0.0.1:1234", 6 * GB);
// Submit an application
RMApp app1 = rm.submitApp(2048);
// kick the scheduling
nm1.nodeHeartbeat(true);
RMAppAttempt attempt1 = app1.getCurrentAppAttempt();
MockAM am1 = rm.sendAMLaunched(attempt1.getAppAttemptId());
am1.registerAppAttempt();
am1.addRequests(new String[] { "127.0.0.1" }, GB, 1, 1);
AllocateResponse alloc1Response = am1.schedule(); // send the request
// kick the scheduler
nm1.nodeHeartbeat(true);
while (alloc1Response.getAllocatedContainers().size() < 1) {
LOG.info("Waiting for containers to be created for app 1...");
sleep(1000);
alloc1Response = am1.schedule();
}
// assert RMIdentifer is set properly in allocated containers
Container allocatedContainer =
alloc1Response.getAllocatedContainers().get(0);
ContainerTokenIdentifier tokenId =
BuilderUtils.newContainerTokenIdentifier(allocatedContainer
.getContainerToken());
Assert.assertEquals(MockRM.getClusterTimeStamp(), tokenId.getRMIdentifier());
rm.stop();
}
@Test(timeout=600000)
public void testInvalidContainerReleaseRequest() throws Exception {
MockRM rm = new MockRM(conf);
try {
rm.start();
// Register node1
MockNM nm1 = rm.registerNode("127.0.0.1:1234", 6 * GB);
// Submit an application
RMApp app1 = rm.submitApp(1024);
// kick the scheduling
nm1.nodeHeartbeat(true);
RMAppAttempt attempt1 = app1.getCurrentAppAttempt();
MockAM am1 = rm.sendAMLaunched(attempt1.getAppAttemptId());
am1.registerAppAttempt();
am1.addRequests(new String[] { "127.0.0.1" }, GB, 1, 1);
AllocateResponse alloc1Response = am1.schedule(); // send the request
// kick the scheduler
nm1.nodeHeartbeat(true);
while (alloc1Response.getAllocatedContainers().size() < 1) {
LOG.info("Waiting for containers to be created for app 1...");
sleep(1000);
alloc1Response = am1.schedule();
}
Assert.assertTrue(alloc1Response.getAllocatedContainers().size() > 0);
RMApp app2 = rm.submitApp(1024);
nm1.nodeHeartbeat(true);
RMAppAttempt attempt2 = app2.getCurrentAppAttempt();
MockAM am2 = rm.sendAMLaunched(attempt2.getAppAttemptId());
am2.registerAppAttempt();
// Now trying to release container allocated for app1 -> appAttempt1.
ContainerId cId = alloc1Response.getAllocatedContainers().get(0).getId();
am2.addContainerToBeReleased(cId);
try {
am2.schedule();
Assert.fail("Exception was expected!!");
} catch (InvalidContainerReleaseException e) {
StringBuilder sb = new StringBuilder("Cannot release container : ");
sb.append(cId.toString());
sb.append(" not belonging to this application attempt : ");
sb.append(attempt2.getAppAttemptId().toString());
Assert.assertTrue(e.getMessage().contains(sb.toString()));
}
} finally {
if (rm != null) {
rm.stop();
}
}
}
@Test(timeout=1200000)
public void testProgressFilter() throws Exception{
MockRM rm = new MockRM(conf);
rm.start();
// Register node1
MockNM nm1 = rm.registerNode("127.0.0.1:1234", 6 * GB);
// Submit an application
RMApp app1 = rm.submitApp(2048);
nm1.nodeHeartbeat(true);
RMAppAttempt attempt1 = app1.getCurrentAppAttempt();
MockAM am1 = rm.sendAMLaunched(attempt1.getAppAttemptId());
am1.registerAppAttempt();
AllocateRequestPBImpl allocateRequest = new AllocateRequestPBImpl();
List<ContainerId> release = new ArrayList<ContainerId>();
List<ResourceRequest> ask = new ArrayList<ResourceRequest>();
allocateRequest.setReleaseList(release);
allocateRequest.setAskList(ask);
allocateRequest.setProgress(Float.POSITIVE_INFINITY);
am1.allocate(allocateRequest);
while(attempt1.getProgress()!=1){
LOG.info("Waiting for allocate event to be handled ...");
sleep(100);
}
allocateRequest.setProgress(Float.NaN);
am1.allocate(allocateRequest);
while(attempt1.getProgress()!=0){
LOG.info("Waiting for allocate event to be handled ...");
sleep(100);
}
allocateRequest.setProgress((float)9);
am1.allocate(allocateRequest);
while(attempt1.getProgress()!=1){
LOG.info("Waiting for allocate event to be handled ...");
sleep(100);
}
allocateRequest.setProgress(Float.NEGATIVE_INFINITY);
am1.allocate(allocateRequest);
while(attempt1.getProgress()!=0){
LOG.info("Waiting for allocate event to be handled ...");
sleep(100);
}
allocateRequest.setProgress((float)0.5);
am1.allocate(allocateRequest);
while(attempt1.getProgress()!=0.5){
LOG.info("Waiting for allocate event to be handled ...");
sleep(100);
}
allocateRequest.setProgress((float)-1);
am1.allocate(allocateRequest);
while(attempt1.getProgress()!=0){
LOG.info("Waiting for allocate event to be handled ...");
sleep(100);
}
}
@Test(timeout=1200000)
public void testFinishApplicationMasterBeforeRegistering() throws Exception {
MockRM rm = new MockRM(conf);
try {
rm.start();
// Register node1
MockNM nm1 = rm.registerNode("127.0.0.1:1234", 6 * GB);
// Submit an application
RMApp app1 = rm.submitApp(2048);
MockAM am1 = MockRM.launchAM(app1, rm, nm1);
FinishApplicationMasterRequest req =
FinishApplicationMasterRequest.newInstance(
FinalApplicationStatus.FAILED, "", "");
try {
am1.unregisterAppAttempt(req, false);
Assert.fail("ApplicationMasterNotRegisteredException should be thrown");
} catch (ApplicationMasterNotRegisteredException e) {
Assert.assertNotNull(e);
Assert.assertNotNull(e.getMessage());
Assert.assertTrue(e.getMessage().contains(
"Application Master is trying to unregister before registering for:"
));
} catch (Exception e) {
Assert.fail("ApplicationMasterNotRegisteredException should be thrown");
}
am1.registerAppAttempt();
am1.unregisterAppAttempt(req, false);
am1.waitForState(RMAppAttemptState.FINISHING);
} finally {
if (rm != null) {
rm.stop();
}
}
}
@Test(timeout = 3000000)
public void testResourceTypes() throws Exception {
HashMap<YarnConfiguration, EnumSet<SchedulerResourceTypes>> driver =
new HashMap<YarnConfiguration, EnumSet<SchedulerResourceTypes>>();
CapacitySchedulerConfiguration csconf =
new CapacitySchedulerConfiguration();
csconf.setResourceComparator(DominantResourceCalculator.class);
YarnConfiguration testCapacityDRConf = new YarnConfiguration(csconf);
testCapacityDRConf.setClass(YarnConfiguration.RM_SCHEDULER,
CapacityScheduler.class, ResourceScheduler.class);
YarnConfiguration testCapacityDefConf = new YarnConfiguration();
testCapacityDefConf.setClass(YarnConfiguration.RM_SCHEDULER,
CapacityScheduler.class, ResourceScheduler.class);
YarnConfiguration testFairDefConf = new YarnConfiguration();
testFairDefConf.setClass(YarnConfiguration.RM_SCHEDULER,
FairScheduler.class, ResourceScheduler.class);
driver.put(conf, EnumSet.of(SchedulerResourceTypes.MEMORY));
driver.put(testCapacityDRConf,
EnumSet.of(SchedulerResourceTypes.CPU, SchedulerResourceTypes.MEMORY));
driver.put(testCapacityDefConf, EnumSet.of(SchedulerResourceTypes.MEMORY));
driver.put(testFairDefConf,
EnumSet.of(SchedulerResourceTypes.MEMORY, SchedulerResourceTypes.CPU));
for (Map.Entry<YarnConfiguration, EnumSet<SchedulerResourceTypes>> entry : driver
.entrySet()) {
EnumSet<SchedulerResourceTypes> expectedValue = entry.getValue();
MockRM rm = new MockRM(entry.getKey());
rm.start();
MockNM nm1 = rm.registerNode("127.0.0.1:1234", 6 * GB);
RMApp app1 = rm.submitApp(2048);
nm1.nodeHeartbeat(true);
RMAppAttempt attempt1 = app1.getCurrentAppAttempt();
MockAM am1 = rm.sendAMLaunched(attempt1.getAppAttemptId());
RegisterApplicationMasterResponse resp = am1.registerAppAttempt();
EnumSet<SchedulerResourceTypes> types = resp.getSchedulerResourceTypes();
LOG.info("types = " + types.toString());
Assert.assertEquals(expectedValue, types);
rm.stop();
}
}
@Test(timeout=1200000)
public void testAllocateAfterUnregister() throws Exception {
MyResourceManager rm = new MyResourceManager(conf);
rm.start();
DrainDispatcher rmDispatcher = (DrainDispatcher) rm.getRMContext()
.getDispatcher();
// Register node1
MockNM nm1 = rm.registerNode("127.0.0.1:1234", 6 * GB);
// Submit an application
RMApp app1 = rm.submitApp(2048);
nm1.nodeHeartbeat(true);
RMAppAttempt attempt1 = app1.getCurrentAppAttempt();
MockAM am1 = rm.sendAMLaunched(attempt1.getAppAttemptId());
am1.registerAppAttempt();
// unregister app attempt
FinishApplicationMasterRequest req =
FinishApplicationMasterRequest.newInstance(
FinalApplicationStatus.KILLED, "", "");
am1.unregisterAppAttempt(req, false);
// request container after unregister
am1.addRequests(new String[] { "127.0.0.1" }, GB, 1, 1);
AllocateResponse alloc1Response = am1.schedule();
nm1.nodeHeartbeat(true);
rmDispatcher.await();
alloc1Response = am1.schedule();
Assert.assertEquals(0, alloc1Response.getAllocatedContainers().size());
}
@Test(timeout=60000)
public void testInvalidIncreaseDecreaseRequest() throws Exception {
conf = new YarnConfiguration();
conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class,
ResourceScheduler.class);
MockRM rm = new MockRM(conf);
try {
rm.start();
// Register node1
MockNM nm1 = rm.registerNode("127.0.0.1:1234", 6 * GB);
// Submit an application
RMApp app1 = rm.submitApp(1024);
// kick the scheduling
nm1.nodeHeartbeat(true);
RMAppAttempt attempt1 = app1.getCurrentAppAttempt();
MockAM am1 = rm.sendAMLaunched(attempt1.getAppAttemptId());
RegisterApplicationMasterResponse registerResponse =
am1.registerAppAttempt();
sentRMContainerLaunched(rm,
ContainerId.newContainerId(am1.getApplicationAttemptId(), 1));
// Ask for a normal increase should be successfull
am1.sendContainerResizingRequest(Arrays.asList(
ContainerResourceChangeRequest.newInstance(
ContainerId.newContainerId(attempt1.getAppAttemptId(), 1),
Resources.createResource(2048))), null);
// Target resource is negative, should fail
boolean exceptionCaught = false;
try {
am1.sendContainerResizingRequest(Arrays.asList(
ContainerResourceChangeRequest.newInstance(
ContainerId.newContainerId(attempt1.getAppAttemptId(), 1),
Resources.createResource(-1))), null);
} catch (InvalidResourceRequestException e) {
// This is expected
exceptionCaught = true;
}
Assert.assertTrue(exceptionCaught);
// Target resource is more than maxAllocation, should fail
try {
am1.sendContainerResizingRequest(Arrays.asList(
ContainerResourceChangeRequest.newInstance(
ContainerId.newContainerId(attempt1.getAppAttemptId(), 1),
Resources
.add(registerResponse.getMaximumResourceCapability(),
Resources.createResource(1)))), null);
} catch (InvalidResourceRequestException e) {
// This is expected
exceptionCaught = true;
}
Assert.assertTrue(exceptionCaught);
// Contains multiple increase/decrease requests for same contaienrId
try {
am1.sendContainerResizingRequest(Arrays.asList(
ContainerResourceChangeRequest.newInstance(
ContainerId.newContainerId(attempt1.getAppAttemptId(), 1),
Resources
.add(registerResponse.getMaximumResourceCapability(),
Resources.createResource(1)))), Arrays.asList(
ContainerResourceChangeRequest.newInstance(
ContainerId.newContainerId(attempt1.getAppAttemptId(), 1),
Resources
.add(registerResponse.getMaximumResourceCapability(),
Resources.createResource(1)))));
} catch (InvalidResourceRequestException e) {
// This is expected
exceptionCaught = true;
}
Assert.assertTrue(exceptionCaught);
} finally {
if (rm != null) {
rm.close();
}
}
}
@Test(timeout = 300000)
public void testPriorityInAllocatedResponse() throws Exception {
conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class,
ResourceScheduler.class);
// Set Max Application Priority as 10
conf.setInt(YarnConfiguration.MAX_CLUSTER_LEVEL_APPLICATION_PRIORITY, 10);
MockRM rm = new MockRM(conf);
rm.start();
// Register node1
MockNM nm1 = rm.registerNode("127.0.0.1:1234", 6 * GB);
// Submit an application
Priority appPriority1 = Priority.newInstance(5);
RMApp app1 = rm.submitApp(2048, appPriority1);
nm1.nodeHeartbeat(true);
RMAppAttempt attempt1 = app1.getCurrentAppAttempt();
MockAM am1 = rm.sendAMLaunched(attempt1.getAppAttemptId());
am1.registerAppAttempt();
AllocateRequestPBImpl allocateRequest = new AllocateRequestPBImpl();
List<ContainerId> release = new ArrayList<ContainerId>();
List<ResourceRequest> ask = new ArrayList<ResourceRequest>();
allocateRequest.setReleaseList(release);
allocateRequest.setAskList(ask);
AllocateResponse response1 = am1.allocate(allocateRequest);
Assert.assertEquals(appPriority1, response1.getApplicationPriority());
// get scheduler
CapacityScheduler cs = (CapacityScheduler) rm.getResourceScheduler();
// Change the priority of App1 to 8
Priority appPriority2 = Priority.newInstance(8);
cs.updateApplicationPriority(appPriority2, app1.getApplicationId());
AllocateResponse response2 = am1.allocate(allocateRequest);
Assert.assertEquals(appPriority2, response2.getApplicationPriority());
rm.stop();
}
private static class MyResourceManager extends MockRM {
public MyResourceManager(YarnConfiguration conf) {
super(conf);
}
@Override
protected Dispatcher createDispatcher() {
return new DrainDispatcher();
}
}
private void sentRMContainerLaunched(MockRM rm, ContainerId containerId) {
CapacityScheduler cs = (CapacityScheduler) rm.getResourceScheduler();
RMContainer rmContainer = cs.getRMContainer(containerId);
if (rmContainer != null) {
rmContainer.handle(
new RMContainerEvent(containerId, RMContainerEventType.LAUNCHED));
} else {
Assert.fail("Cannot find RMContainer");
}
}
}