/**
* 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.security;
import java.net.InetSocketAddress;
import java.security.PrivilegedAction;
import java.util.Arrays;
import java.util.Collection;
import javax.crypto.SecretKey;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.CommonConfigurationKeysPublic;
import org.apache.hadoop.security.Credentials;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.token.Token;
import org.apache.hadoop.security.token.TokenIdentifier;
import org.apache.hadoop.yarn.api.ApplicationMasterProtocol;
import org.apache.hadoop.yarn.api.protocolrecords.AllocateRequest;
import org.apache.hadoop.yarn.api.protocolrecords.FinishApplicationMasterRequest;
import org.apache.hadoop.yarn.api.protocolrecords.RegisterApplicationMasterRequest;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
import org.apache.hadoop.yarn.api.records.FinalApplicationStatus;
import org.apache.hadoop.yarn.ipc.YarnRPC;
import org.apache.hadoop.yarn.server.resourcemanager.MockNM;
import org.apache.hadoop.yarn.server.resourcemanager.MockRM;
import org.apache.hadoop.yarn.server.resourcemanager.TestAMAuthorization.MockRMWithAMS;
import org.apache.hadoop.yarn.server.resourcemanager.TestAMAuthorization.MyContainerManager;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttempt;
import org.apache.hadoop.yarn.util.Records;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;
@RunWith(Parameterized.class)
public class TestAMRMTokens {
private static final Log LOG = LogFactory.getLog(TestAMRMTokens.class);
private final Configuration conf;
@Parameters
public static Collection<Object[]> configs() {
Configuration conf = new Configuration();
Configuration confWithSecurity = new Configuration();
confWithSecurity.set(
CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHENTICATION, "kerberos");
return Arrays.asList(new Object[][] {{ conf }, { confWithSecurity } });
}
public TestAMRMTokens(Configuration conf) {
this.conf = conf;
UserGroupInformation.setConfiguration(conf);
}
/**
* Validate that application tokens are unusable after the
* application-finishes.
*
* @throws Exception
*/
@Test
public void testTokenExpiry() throws Exception {
MyContainerManager containerManager = new MyContainerManager();
final MockRMWithAMS rm =
new MockRMWithAMS(conf, containerManager);
rm.start();
final Configuration conf = rm.getConfig();
final YarnRPC rpc = YarnRPC.create(conf);
ApplicationMasterProtocol rmClient = null;
try {
MockNM nm1 = rm.registerNode("localhost:1234", 5120);
RMApp app = rm.submitApp(1024);
nm1.nodeHeartbeat(true);
int waitCount = 0;
while (containerManager.containerTokens == null && waitCount++ < 20) {
LOG.info("Waiting for AM Launch to happen..");
Thread.sleep(1000);
}
Assert.assertNotNull(containerManager.containerTokens);
RMAppAttempt attempt = app.getCurrentAppAttempt();
ApplicationAttemptId applicationAttemptId = attempt.getAppAttemptId();
// Create a client to the RM.
UserGroupInformation currentUser =
UserGroupInformation
.createRemoteUser(applicationAttemptId.toString());
Credentials credentials = containerManager.getContainerCredentials();
final InetSocketAddress rmBindAddress =
rm.getApplicationMasterService().getBindAddress();
Token<? extends TokenIdentifier> amRMToken =
MockRMWithAMS.setupAndReturnAMRMToken(rmBindAddress,
credentials.getAllTokens());
currentUser.addToken(amRMToken);
rmClient = createRMClient(rm, conf, rpc, currentUser);
RegisterApplicationMasterRequest request =
Records.newRecord(RegisterApplicationMasterRequest.class);
rmClient.registerApplicationMaster(request);
FinishApplicationMasterRequest finishAMRequest =
Records.newRecord(FinishApplicationMasterRequest.class);
finishAMRequest
.setFinalApplicationStatus(FinalApplicationStatus.SUCCEEDED);
finishAMRequest.setDiagnostics("diagnostics");
finishAMRequest.setTrackingUrl("url");
rmClient.finishApplicationMaster(finishAMRequest);
// Now simulate trying to allocate. RPC call itself should throw auth
// exception.
rpc.stopProxy(rmClient, conf); // To avoid using cached client
rmClient = createRMClient(rm, conf, rpc, currentUser);
AllocateRequest allocateRequest =
Records.newRecord(AllocateRequest.class);
try {
rmClient.allocate(allocateRequest);
Assert.fail("You got to be kidding me! "
+ "Using App tokens after app-finish should fail!");
} catch (Throwable t) {
LOG.info("Exception found is ", t);
// The exception will still have the earlier appAttemptId as it picks it
// up from the token.
Assert.assertTrue(t.getCause().getMessage().contains(
"Password not found for ApplicationAttempt " +
applicationAttemptId.toString()));
}
} finally {
rm.stop();
if (rmClient != null) {
rpc.stopProxy(rmClient, conf); // To avoid using cached client
}
}
}
/**
* Validate master-key-roll-over and that tokens are usable even after
* master-key-roll-over.
*
* @throws Exception
*/
@Test
public void testMasterKeyRollOver() throws Exception {
MyContainerManager containerManager = new MyContainerManager();
final MockRMWithAMS rm =
new MockRMWithAMS(conf, containerManager);
rm.start();
final Configuration conf = rm.getConfig();
final YarnRPC rpc = YarnRPC.create(conf);
ApplicationMasterProtocol rmClient = null;
try {
MockNM nm1 = rm.registerNode("localhost:1234", 5120);
RMApp app = rm.submitApp(1024);
nm1.nodeHeartbeat(true);
int waitCount = 0;
while (containerManager.containerTokens == null && waitCount++ < 20) {
LOG.info("Waiting for AM Launch to happen..");
Thread.sleep(1000);
}
Assert.assertNotNull(containerManager.containerTokens);
RMAppAttempt attempt = app.getCurrentAppAttempt();
ApplicationAttemptId applicationAttemptId = attempt.getAppAttemptId();
// Create a client to the RM.
UserGroupInformation currentUser =
UserGroupInformation
.createRemoteUser(applicationAttemptId.toString());
Credentials credentials = containerManager.getContainerCredentials();
final InetSocketAddress rmBindAddress =
rm.getApplicationMasterService().getBindAddress();
Token<? extends TokenIdentifier> amRMToken =
MockRMWithAMS.setupAndReturnAMRMToken(rmBindAddress,
credentials.getAllTokens());
currentUser.addToken(amRMToken);
rmClient = createRMClient(rm, conf, rpc, currentUser);
RegisterApplicationMasterRequest request =
Records.newRecord(RegisterApplicationMasterRequest.class);
rmClient.registerApplicationMaster(request);
// One allocate call.
AllocateRequest allocateRequest =
Records.newRecord(AllocateRequest.class);
Assert.assertTrue(
rmClient.allocate(allocateRequest).getAMCommand() == null);
// Simulate a master-key-roll-over
AMRMTokenSecretManager appTokenSecretManager =
rm.getRMContext().getAMRMTokenSecretManager();
SecretKey oldKey = appTokenSecretManager.getMasterKey();
appTokenSecretManager.rollMasterKey();
SecretKey newKey = appTokenSecretManager.getMasterKey();
Assert.assertFalse("Master key should have changed!",
oldKey.equals(newKey));
// Another allocate call. Should continue to work.
rpc.stopProxy(rmClient, conf); // To avoid using cached client
rmClient = createRMClient(rm, conf, rpc, currentUser);
allocateRequest = Records.newRecord(AllocateRequest.class);
Assert.assertTrue(
rmClient.allocate(allocateRequest).getAMCommand() == null);
} finally {
rm.stop();
if (rmClient != null) {
rpc.stopProxy(rmClient, conf); // To avoid using cached client
}
}
}
private ApplicationMasterProtocol createRMClient(final MockRM rm,
final Configuration conf, final YarnRPC rpc,
UserGroupInformation currentUser) {
return currentUser.doAs(new PrivilegedAction<ApplicationMasterProtocol>() {
@Override
public ApplicationMasterProtocol run() {
return (ApplicationMasterProtocol) rpc.getProxy(ApplicationMasterProtocol.class, rm
.getApplicationMasterService().getBindAddress(), conf);
}
});
}
}