Examples with MockNM org.apache.hadoop.yarn.server.resourcemanager.MockNM used on opensource projects

Example 46 with MockNM

use of org.apache.hadoop.yarn.server.resourcemanager.MockNM in project hadoop by apache.

the class TestAMRMTokens method testMasterKeyRollOver.

/**
   * Validate master-key-roll-over and that tokens are usable even after
   * master-key-roll-over.
   * 
   * @throws Exception
   */
@Test
public void testMasterKeyRollOver() throws Exception {
    conf.setLong(YarnConfiguration.RM_AMRM_TOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS, rolling_interval_sec);
    conf.setLong(YarnConfiguration.RM_AM_EXPIRY_INTERVAL_MS, am_expire_ms);
    conf.set(YarnConfiguration.RM_SCHEDULER_ADDRESS, "0.0.0.0:0");
    MyContainerManager containerManager = new MyContainerManager();
    final MockRMWithAMS rm = new MockRMWithAMS(conf, containerManager);
    rm.start();
    Long startTime = System.currentTimeMillis();
    final Configuration conf = rm.getConfig();
    final YarnRPC rpc = YarnRPC.create(conf);
    ApplicationMasterProtocol rmClient = null;
    AMRMTokenSecretManager appTokenSecretManager = rm.getRMContext().getAMRMTokenSecretManager();
    MasterKeyData oldKey = appTokenSecretManager.getMasterKey();
    Assert.assertNotNull(oldKey);
    try {
        MockNM nm1 = rm.registerNode("localhost:1234", 5120);
        RMApp app = rm.submitApp(1024);
        nm1.nodeHeartbeat(true);
        int waitCount = 0;
        while (containerManager.containerTokens == null && waitCount++ < maxWaitAttempts) {
            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);
        // At mean time, the old AMRMToken should continue to work
        while (System.currentTimeMillis() - startTime < rolling_interval_sec * 1000) {
            rmClient.allocate(allocateRequest);
            Thread.sleep(500);
        }
        MasterKeyData newKey = appTokenSecretManager.getMasterKey();
        Assert.assertNotNull(newKey);
        Assert.assertFalse("Master key should have changed!", oldKey.equals(newKey));
        // Another allocate call with old AMRMToken. Should continue to work.
        // To avoid using cached client
        rpc.stopProxy(rmClient, conf);
        rmClient = createRMClient(rm, conf, rpc, currentUser);
        Assert.assertTrue(rmClient.allocate(allocateRequest).getAMCommand() == null);
        waitCount = 0;
        while (waitCount++ <= maxWaitAttempts) {
            if (appTokenSecretManager.getCurrnetMasterKeyData() != oldKey) {
                break;
            }
            try {
                rmClient.allocate(allocateRequest);
            } catch (Exception ex) {
                break;
            }
            Thread.sleep(200);
        }
        // active the nextMasterKey, and replace the currentMasterKey
        Assert.assertTrue(appTokenSecretManager.getCurrnetMasterKeyData().equals(newKey));
        Assert.assertTrue(appTokenSecretManager.getMasterKey().equals(newKey));
        Assert.assertTrue(appTokenSecretManager.getNextMasterKeyData() == null);
        // Create a new Token
        Token<AMRMTokenIdentifier> newToken = appTokenSecretManager.createAndGetAMRMToken(applicationAttemptId);
        SecurityUtil.setTokenService(newToken, rmBindAddress);
        currentUser.addToken(newToken);
        // Another allocate call. Should continue to work.
        // To avoid using cached client
        rpc.stopProxy(rmClient, conf);
        rmClient = createRMClient(rm, conf, rpc, currentUser);
        allocateRequest = Records.newRecord(AllocateRequest.class);
        Assert.assertTrue(rmClient.allocate(allocateRequest).getAMCommand() == null);
        // Should not work by using the old AMRMToken.
        // To avoid using cached client
        rpc.stopProxy(rmClient, conf);
        try {
            currentUser.addToken(amRMToken);
            rmClient = createRMClient(rm, conf, rpc, currentUser);
            allocateRequest = Records.newRecord(AllocateRequest.class);
            Assert.assertTrue(rmClient.allocate(allocateRequest).getAMCommand() == null);
            Assert.fail("The old Token should not work");
        } catch (Exception ex) {
        // expect exception
        }
    } finally {
        rm.stop();
        if (rmClient != null) {
            // To avoid using cached client
            rpc.stopProxy(rmClient, conf);
        }
    }
}

Example 47 with MockNM

use of org.apache.hadoop.yarn.server.resourcemanager.MockNM in project hadoop by apache.

the class TestAMRMTokens method testAMRMMasterKeysUpdate.

@Test(timeout = 20000)
public void testAMRMMasterKeysUpdate() throws Exception {
    final AtomicReference<AMRMTokenSecretManager> spySecretMgrRef = new AtomicReference<AMRMTokenSecretManager>();
    MockRM rm = new MockRM(conf) {

        @Override
        protected void doSecureLogin() throws IOException {
        // Skip the login.
        }

        @Override
        protected RMSecretManagerService createRMSecretManagerService() {
            return new RMSecretManagerService(conf, rmContext) {

                @Override
                protected AMRMTokenSecretManager createAMRMTokenSecretManager(Configuration conf, RMContext rmContext) {
                    AMRMTokenSecretManager spySecretMgr = spy(super.createAMRMTokenSecretManager(conf, rmContext));
                    spySecretMgrRef.set(spySecretMgr);
                    return spySecretMgr;
                }
            };
        }
    };
    rm.start();
    MockNM nm = rm.registerNode("127.0.0.1:1234", 8000);
    RMApp app = rm.submitApp(200);
    MockAM am = MockRM.launchAndRegisterAM(app, rm, nm);
    AMRMTokenSecretManager spySecretMgr = spySecretMgrRef.get();
    // Do allocate. Should not update AMRMToken
    AllocateResponse response = am.allocate(Records.newRecord(AllocateRequest.class));
    Assert.assertNull(response.getAMRMToken());
    Token<AMRMTokenIdentifier> oldToken = rm.getRMContext().getRMApps().get(app.getApplicationId()).getRMAppAttempt(am.getApplicationAttemptId()).getAMRMToken();
    // roll over the master key
    // Do allocate again. the AM should get the latest AMRMToken
    rm.getRMContext().getAMRMTokenSecretManager().rollMasterKey();
    response = am.allocate(Records.newRecord(AllocateRequest.class));
    Assert.assertNotNull(response.getAMRMToken());
    Token<AMRMTokenIdentifier> amrmToken = ConverterUtils.convertFromYarn(response.getAMRMToken(), new Text(response.getAMRMToken().getService()));
    Assert.assertEquals(amrmToken.decodeIdentifier().getKeyId(), rm.getRMContext().getAMRMTokenSecretManager().getMasterKey().getMasterKey().getKeyId());
    // Do allocate again with the same old token and verify the RM sends
    // back the last generated token instead of generating it again.
    reset(spySecretMgr);
    UserGroupInformation ugi = UserGroupInformation.createUserForTesting(am.getApplicationAttemptId().toString(), new String[0]);
    ugi.addTokenIdentifier(oldToken.decodeIdentifier());
    response = am.doAllocateAs(ugi, Records.newRecord(AllocateRequest.class));
    Assert.assertNotNull(response.getAMRMToken());
    verify(spySecretMgr, never()).createAndGetAMRMToken(isA(ApplicationAttemptId.class));
    // Do allocate again with the updated token and verify we do not
    // receive a new token to use.
    response = am.allocate(Records.newRecord(AllocateRequest.class));
    Assert.assertNull(response.getAMRMToken());
    // Activate the next master key. Since there is new master key generated
    // in AMRMTokenSecretManager. The AMRMToken will not get updated for AM
    rm.getRMContext().getAMRMTokenSecretManager().activateNextMasterKey();
    response = am.allocate(Records.newRecord(AllocateRequest.class));
    Assert.assertNull(response.getAMRMToken());
    rm.stop();
}

Example 48 with MockNM

use of org.apache.hadoop.yarn.server.resourcemanager.MockNM in project hadoop by apache.

the class TestClientToAMTokens method testClientToAMTokens.

@Test
public void testClientToAMTokens() throws Exception {
    conf.set(CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHENTICATION, "kerberos");
    // Set RPC engine to protobuf RPC engine
    RPC.setProtocolEngine(conf, CustomProtocol.class, ProtobufRpcEngine.class);
    UserGroupInformation.setConfiguration(conf);
    ContainerManagementProtocol containerManager = mock(ContainerManagementProtocol.class);
    StartContainersResponse mockResponse = mock(StartContainersResponse.class);
    when(containerManager.startContainers((StartContainersRequest) any())).thenReturn(mockResponse);
    final DrainDispatcher dispatcher = new DrainDispatcher();
    MockRM rm = new MockRMWithCustomAMLauncher(conf, containerManager) {

        protected ClientRMService createClientRMService() {
            return new ClientRMService(this.rmContext, scheduler, this.rmAppManager, this.applicationACLsManager, this.queueACLsManager, getRMContext().getRMDelegationTokenSecretManager());
        }

        ;

        @Override
        protected Dispatcher createDispatcher() {
            return dispatcher;
        }

        @Override
        protected void doSecureLogin() throws IOException {
        }
    };
    rm.start();
    // Submit an app
    RMApp app = rm.submitApp(1024);
    // Set up a node.
    MockNM nm1 = rm.registerNode("localhost:1234", 3072);
    nm1.nodeHeartbeat(true);
    dispatcher.await();
    nm1.nodeHeartbeat(true);
    dispatcher.await();
    ApplicationAttemptId appAttempt = app.getCurrentAppAttempt().getAppAttemptId();
    final MockAM mockAM = new MockAM(rm.getRMContext(), rm.getApplicationMasterService(), app.getCurrentAppAttempt().getAppAttemptId());
    UserGroupInformation appUgi = UserGroupInformation.createRemoteUser(appAttempt.toString());
    RegisterApplicationMasterResponse response = appUgi.doAs(new PrivilegedAction<RegisterApplicationMasterResponse>() {

        @Override
        public RegisterApplicationMasterResponse run() {
            RegisterApplicationMasterResponse response = null;
            try {
                response = mockAM.registerAppAttempt();
            } catch (Exception e) {
                Assert.fail("Exception was not expected");
            }
            return response;
        }
    });
    // Get the app-report.
    GetApplicationReportRequest request = Records.newRecord(GetApplicationReportRequest.class);
    request.setApplicationId(app.getApplicationId());
    GetApplicationReportResponse reportResponse = rm.getClientRMService().getApplicationReport(request);
    ApplicationReport appReport = reportResponse.getApplicationReport();
    org.apache.hadoop.yarn.api.records.Token originalClientToAMToken = appReport.getClientToAMToken();
    // ClientToAMToken master key should have been received on register
    // application master response.
    Assert.assertNotNull(response.getClientToAMTokenMasterKey());
    Assert.assertTrue(response.getClientToAMTokenMasterKey().array().length > 0);
    // Start the AM with the correct shared-secret.
    ApplicationAttemptId appAttemptId = app.getAppAttempts().keySet().iterator().next();
    Assert.assertNotNull(appAttemptId);
    final CustomAM am = new CustomAM(appAttemptId, response.getClientToAMTokenMasterKey().array());
    am.init(conf);
    am.start();
    // Now the real test!
    // Set up clients to be able to pick up correct tokens.
    SecurityUtil.setSecurityInfoProviders(new CustomSecurityInfo());
    // Verify denial for unauthenticated user
    try {
        CustomProtocol client = RPC.getProxy(CustomProtocol.class, 1L, am.address, conf);
        client.ping(null, TestRpcBase.newEmptyRequest());
        fail("Access by unauthenticated user should fail!!");
    } catch (Exception e) {
        Assert.assertFalse(am.pinged);
    }
    Token<ClientToAMTokenIdentifier> token = ConverterUtils.convertFromYarn(originalClientToAMToken, am.address);
    // Verify denial for a malicious user with tampered ID
    verifyTokenWithTamperedID(conf, am, token);
    // Verify denial for a malicious user with tampered user-name
    verifyTokenWithTamperedUserName(conf, am, token);
    // Now for an authenticated user
    verifyValidToken(conf, am, token);
    // Verify for a new version token
    verifyNewVersionToken(conf, am, token, rm);
    am.stop();
    rm.stop();
}

Example 49 with MockNM

use of org.apache.hadoop.yarn.server.resourcemanager.MockNM in project hadoop by apache.

the class TestDelegationTokenRenewer method testRMRestartWithExpiredToken.

// 1. token is expired before app completes.
// 2. RM shutdown.
// 3. When RM recovers the app, token renewal will fail as token expired.
//    RM should request a new token and sent it to NM for log-aggregation.
@Test
public void testRMRestartWithExpiredToken() throws Exception {
    Configuration yarnConf = new YarnConfiguration();
    yarnConf.setBoolean(YarnConfiguration.RM_PROXY_USER_PRIVILEGES_ENABLED, true);
    yarnConf.set(CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHENTICATION, "kerberos");
    yarnConf.setBoolean(YarnConfiguration.RECOVERY_ENABLED, true);
    yarnConf.set(YarnConfiguration.RM_STORE, MemoryRMStateStore.class.getName());
    UserGroupInformation.setConfiguration(yarnConf);
    // create Token1:
    Text userText1 = new Text("user1");
    DelegationTokenIdentifier dtId1 = new DelegationTokenIdentifier(userText1, new Text("renewer1"), userText1);
    final Token<DelegationTokenIdentifier> originalToken = new Token<>(dtId1.getBytes(), "password1".getBytes(), dtId1.getKind(), new Text("service1"));
    Credentials credentials = new Credentials();
    credentials.addToken(userText1, originalToken);
    MemoryRMStateStore memStore = new MemoryRMStateStore();
    memStore.init(yarnConf);
    MockRM rm1 = new TestSecurityMockRM(yarnConf, memStore);
    rm1.start();
    RMApp app = rm1.submitApp(200, "name", "user", new HashMap<ApplicationAccessType, String>(), false, "default", 1, credentials);
    // create token2
    Text userText2 = new Text("user1");
    DelegationTokenIdentifier dtId2 = new DelegationTokenIdentifier(userText1, new Text("renewer2"), userText2);
    final Token<DelegationTokenIdentifier> updatedToken = new Token<DelegationTokenIdentifier>(dtId2.getBytes(), "password2".getBytes(), dtId2.getKind(), new Text("service2"));
    AtomicBoolean firstRenewInvoked = new AtomicBoolean(false);
    AtomicBoolean secondRenewInvoked = new AtomicBoolean(false);
    MockRM rm2 = new TestSecurityMockRM(yarnConf, memStore) {

        @Override
        protected DelegationTokenRenewer createDelegationTokenRenewer() {
            return new DelegationTokenRenewer() {

                @Override
                protected void renewToken(final DelegationTokenToRenew dttr) throws IOException {
                    if (dttr.token.equals(updatedToken)) {
                        secondRenewInvoked.set(true);
                        super.renewToken(dttr);
                    } else if (dttr.token.equals(originalToken)) {
                        firstRenewInvoked.set(true);
                        throw new InvalidToken("Failed to renew");
                    } else {
                        throw new IOException("Unexpected");
                    }
                }

                @Override
                protected Token<?>[] obtainSystemTokensForUser(String user, final Credentials credentials) throws IOException {
                    credentials.addToken(updatedToken.getService(), updatedToken);
                    return new Token<?>[] { updatedToken };
                }
            };
        }
    };
    // simulating restart the rm
    rm2.start();
    // check nm can retrieve the token
    final MockNM nm1 = new MockNM("127.0.0.1:1234", 15120, rm2.getResourceTrackerService());
    nm1.registerNode();
    NodeHeartbeatResponse response = nm1.nodeHeartbeat(true);
    ByteBuffer tokenBuffer = response.getSystemCredentialsForApps().get(app.getApplicationId());
    Assert.assertNotNull(tokenBuffer);
    Credentials appCredentials = new Credentials();
    DataInputByteBuffer buf = new DataInputByteBuffer();
    tokenBuffer.rewind();
    buf.reset(tokenBuffer);
    appCredentials.readTokenStorageStream(buf);
    Assert.assertTrue(firstRenewInvoked.get() && secondRenewInvoked.get());
    Assert.assertTrue(appCredentials.getAllTokens().contains(updatedToken));
}

Example 50 with MockNM

use of org.apache.hadoop.yarn.server.resourcemanager.MockNM in project hadoop by apache.

the class TestFifoScheduler method testFifoScheduling.

@Test(timeout = 60000)
public void testFifoScheduling() throws Exception {
    Logger rootLogger = LogManager.getRootLogger();
    rootLogger.setLevel(Level.DEBUG);
    MockRM rm = new MockRM(conf);
    rm.start();
    MockNM nm1 = rm.registerNode("127.0.0.1:1234", 6 * GB);
    MockNM nm2 = rm.registerNode("127.0.0.2:5678", 4 * GB);
    RMApp app1 = rm.submitApp(2048);
    // kick the scheduling, 2 GB given to AM1, remaining 4GB on nm1
    nm1.nodeHeartbeat(true);
    RMAppAttempt attempt1 = app1.getCurrentAppAttempt();
    MockAM am1 = rm.sendAMLaunched(attempt1.getAppAttemptId());
    am1.registerAppAttempt();
    SchedulerNodeReport report_nm1 = rm.getResourceScheduler().getNodeReport(nm1.getNodeId());
    Assert.assertEquals(2 * GB, report_nm1.getUsedResource().getMemorySize());
    RMApp app2 = rm.submitApp(2048);
    // kick the scheduling, 2GB given to AM, remaining 2 GB on nm2
    nm2.nodeHeartbeat(true);
    RMAppAttempt attempt2 = app2.getCurrentAppAttempt();
    MockAM am2 = rm.sendAMLaunched(attempt2.getAppAttemptId());
    am2.registerAppAttempt();
    SchedulerNodeReport report_nm2 = rm.getResourceScheduler().getNodeReport(nm2.getNodeId());
    Assert.assertEquals(2 * GB, report_nm2.getUsedResource().getMemorySize());
    // add request for containers
    am1.addRequests(new String[] { "127.0.0.1", "127.0.0.2" }, GB, 1, 1);
    // send the request
    AllocateResponse alloc1Response = am1.schedule();
    // add request for containers
    am2.addRequests(new String[] { "127.0.0.1", "127.0.0.2" }, 3 * GB, 0, 1);
    // send the request
    AllocateResponse alloc2Response = am2.schedule();
    // kick the scheduler, 1 GB and 3 GB given to AM1 and AM2, remaining 0
    nm1.nodeHeartbeat(true);
    while (alloc1Response.getAllocatedContainers().size() < 1) {
        LOG.info("Waiting for containers to be created for app 1...");
        Thread.sleep(1000);
        alloc1Response = am1.schedule();
    }
    while (alloc2Response.getAllocatedContainers().size() < 1) {
        LOG.info("Waiting for containers to be created for app 2...");
        Thread.sleep(1000);
        alloc2Response = am2.schedule();
    }
    // kick the scheduler, nothing given remaining 2 GB.
    nm2.nodeHeartbeat(true);
    List<Container> allocated1 = alloc1Response.getAllocatedContainers();
    Assert.assertEquals(1, allocated1.size());
    Assert.assertEquals(1 * GB, allocated1.get(0).getResource().getMemorySize());
    Assert.assertEquals(nm1.getNodeId(), allocated1.get(0).getNodeId());
    List<Container> allocated2 = alloc2Response.getAllocatedContainers();
    Assert.assertEquals(1, allocated2.size());
    Assert.assertEquals(3 * GB, allocated2.get(0).getResource().getMemorySize());
    Assert.assertEquals(nm1.getNodeId(), allocated2.get(0).getNodeId());
    report_nm1 = rm.getResourceScheduler().getNodeReport(nm1.getNodeId());
    report_nm2 = rm.getResourceScheduler().getNodeReport(nm2.getNodeId());
    Assert.assertEquals(0, report_nm1.getAvailableResource().getMemorySize());
    Assert.assertEquals(2 * GB, report_nm2.getAvailableResource().getMemorySize());
    Assert.assertEquals(6 * GB, report_nm1.getUsedResource().getMemorySize());
    Assert.assertEquals(2 * GB, report_nm2.getUsedResource().getMemorySize());
    Container c1 = allocated1.get(0);
    Assert.assertEquals(GB, c1.getResource().getMemorySize());
    ContainerStatus containerStatus = BuilderUtils.newContainerStatus(c1.getId(), ContainerState.COMPLETE, "", 0, c1.getResource());
    nm1.containerStatus(containerStatus);
    int waitCount = 0;
    while (attempt1.getJustFinishedContainers().size() < 1 && waitCount++ != 20) {
        LOG.info("Waiting for containers to be finished for app 1... Tried " + waitCount + " times already..");
        Thread.sleep(1000);
    }
    Assert.assertEquals(1, attempt1.getJustFinishedContainers().size());
    Assert.assertEquals(1, am1.schedule().getCompletedContainersStatuses().size());
    report_nm1 = rm.getResourceScheduler().getNodeReport(nm1.getNodeId());
    Assert.assertEquals(5 * GB, report_nm1.getUsedResource().getMemorySize());
    rm.stop();
}