Examples with ApplicationAttemptId org.apache.hadoop.yarn.api.records.ApplicationAttemptId used on opensource projects

Example 86 with ApplicationAttemptId

use of org.apache.hadoop.yarn.api.records.ApplicationAttemptId in project hadoop by apache.

the class TestLogAggregationService method verifyLocalFileDeletion.

private void verifyLocalFileDeletion(LogAggregationService logAggregationService) throws Exception {
    logAggregationService.init(this.conf);
    logAggregationService.start();
    ApplicationId application1 = BuilderUtils.newApplicationId(1234, 1);
    // AppLogDir should be created
    File app1LogDir = new File(localLogDir, application1.toString());
    app1LogDir.mkdir();
    logAggregationService.handle(new LogHandlerAppStartedEvent(application1, this.user, null, this.acls));
    ApplicationAttemptId appAttemptId = BuilderUtils.newApplicationAttemptId(application1, 1);
    ContainerId container11 = createContainer(appAttemptId, 1, ContainerType.APPLICATION_MASTER);
    // Simulate log-file creation
    writeContainerLogs(app1LogDir, container11, new String[] { "stdout", "stderr", "syslog" });
    logAggregationService.handle(new LogHandlerContainerFinishedEvent(container11, 0));
    logAggregationService.handle(new LogHandlerAppFinishedEvent(application1));
    logAggregationService.stop();
    assertEquals(0, logAggregationService.getNumAggregators());
    // ensure filesystems were closed
    verify(logAggregationService).closeFileSystems(any(UserGroupInformation.class));
    verify(delSrvc).delete(eq(user), eq((Path) null), eq(new Path(app1LogDir.getAbsolutePath())));
    String containerIdStr = container11.toString();
    File containerLogDir = new File(app1LogDir, containerIdStr);
    int count = 0;
    int maxAttempts = 50;
    for (String fileType : new String[] { "stdout", "stderr", "syslog" }) {
        File f = new File(containerLogDir, fileType);
        count = 0;
        while ((f.exists()) && (count < maxAttempts)) {
            count++;
            Thread.sleep(100);
        }
        Assert.assertFalse("File [" + f + "] was not deleted", f.exists());
    }
    count = 0;
    while ((app1LogDir.exists()) && (count < maxAttempts)) {
        count++;
        Thread.sleep(100);
    }
    Assert.assertFalse("Directory [" + app1LogDir + "] was not deleted", app1LogDir.exists());
    Path logFilePath = logAggregationService.getRemoteNodeLogFileForApp(application1, this.user);
    Assert.assertTrue("Log file [" + logFilePath + "] not found", new File(logFilePath.toUri().getPath()).exists());
    dispatcher.await();
    ApplicationEvent[] expectedEvents = new ApplicationEvent[] { new ApplicationEvent(appAttemptId.getApplicationId(), ApplicationEventType.APPLICATION_LOG_HANDLING_INITED), new ApplicationEvent(appAttemptId.getApplicationId(), ApplicationEventType.APPLICATION_LOG_HANDLING_FINISHED) };
    checkEvents(appEventHandler, expectedEvents, true, "getType", "getApplicationID");
}

Example 87 with ApplicationAttemptId

use of org.apache.hadoop.yarn.api.records.ApplicationAttemptId in project hadoop by apache.

the class TestLogAggregationService method testLogAggregationServiceWithPatterns.

@Test(timeout = 50000)
@SuppressWarnings("unchecked")
public void testLogAggregationServiceWithPatterns() throws Exception {
    LogAggregationContext logAggregationContextWithIncludePatterns = Records.newRecord(LogAggregationContext.class);
    String includePattern = "stdout|syslog";
    logAggregationContextWithIncludePatterns.setIncludePattern(includePattern);
    LogAggregationContext LogAggregationContextWithExcludePatterns = Records.newRecord(LogAggregationContext.class);
    String excludePattern = "stdout|syslog";
    LogAggregationContextWithExcludePatterns.setExcludePattern(excludePattern);
    this.conf.set(YarnConfiguration.NM_LOG_DIRS, localLogDir.getAbsolutePath());
    this.conf.set(YarnConfiguration.NM_REMOTE_APP_LOG_DIR, this.remoteRootLogDir.getAbsolutePath());
    ApplicationId application1 = BuilderUtils.newApplicationId(1234, 1);
    ApplicationId application2 = BuilderUtils.newApplicationId(1234, 2);
    ApplicationId application3 = BuilderUtils.newApplicationId(1234, 3);
    ApplicationId application4 = BuilderUtils.newApplicationId(1234, 4);
    Application mockApp = mock(Application.class);
    when(mockApp.getContainers()).thenReturn(new HashMap<ContainerId, Container>());
    this.context.getApplications().put(application1, mockApp);
    this.context.getApplications().put(application2, mockApp);
    this.context.getApplications().put(application3, mockApp);
    this.context.getApplications().put(application4, mockApp);
    LogAggregationService logAggregationService = new LogAggregationService(dispatcher, this.context, this.delSrvc, super.dirsHandler);
    logAggregationService.init(this.conf);
    logAggregationService.start();
    // LogContext for application1 has includePatten which includes
    // stdout and syslog.
    // After logAggregation is finished, we expect the logs for application1
    // has only logs from stdout and syslog
    // AppLogDir should be created
    File appLogDir1 = new File(localLogDir, application1.toString());
    appLogDir1.mkdir();
    logAggregationService.handle(new LogHandlerAppStartedEvent(application1, this.user, null, this.acls, logAggregationContextWithIncludePatterns));
    ApplicationAttemptId appAttemptId1 = BuilderUtils.newApplicationAttemptId(application1, 1);
    ContainerId container1 = createContainer(appAttemptId1, 1, ContainerType.APPLICATION_MASTER);
    // Simulate log-file creation
    writeContainerLogs(appLogDir1, container1, new String[] { "stdout", "stderr", "syslog" });
    logAggregationService.handle(new LogHandlerContainerFinishedEvent(container1, 0));
    // LogContext for application2 has excludePatten which includes
    // stdout and syslog.
    // After logAggregation is finished, we expect the logs for application2
    // has only logs from stderr
    ApplicationAttemptId appAttemptId2 = BuilderUtils.newApplicationAttemptId(application2, 1);
    File app2LogDir = new File(localLogDir, application2.toString());
    app2LogDir.mkdir();
    LogAggregationContextWithExcludePatterns.setLogAggregationPolicyClassName(AMOnlyLogAggregationPolicy.class.getName());
    logAggregationService.handle(new LogHandlerAppStartedEvent(application2, this.user, null, this.acls, LogAggregationContextWithExcludePatterns));
    ContainerId container2 = createContainer(appAttemptId2, 1, ContainerType.APPLICATION_MASTER);
    writeContainerLogs(app2LogDir, container2, new String[] { "stdout", "stderr", "syslog" });
    logAggregationService.handle(new LogHandlerContainerFinishedEvent(container2, 0));
    // LogContext for application3 has includePattern which is *.log and
    // excludePatten which includes std.log and sys.log.
    // After logAggregation is finished, we expect the logs for application3
    // has all logs whose suffix is .log but excluding sys.log and std.log
    LogAggregationContext context1 = Records.newRecord(LogAggregationContext.class);
    context1.setIncludePattern(".*.log");
    context1.setExcludePattern("sys.log|std.log");
    ApplicationAttemptId appAttemptId3 = BuilderUtils.newApplicationAttemptId(application3, 1);
    File app3LogDir = new File(localLogDir, application3.toString());
    app3LogDir.mkdir();
    context1.setLogAggregationPolicyClassName(AMOnlyLogAggregationPolicy.class.getName());
    logAggregationService.handle(new LogHandlerAppStartedEvent(application3, this.user, null, this.acls, context1));
    ContainerId container3 = createContainer(appAttemptId3, 1, ContainerType.APPLICATION_MASTER);
    writeContainerLogs(app3LogDir, container3, new String[] { "stdout", "sys.log", "std.log", "out.log", "err.log", "log" });
    logAggregationService.handle(new LogHandlerContainerFinishedEvent(container3, 0));
    // LogContext for application4 has includePattern
    // which includes std.log and sys.log and
    // excludePatten which includes std.log.
    // After logAggregation is finished, we expect the logs for application4
    // only has sys.log
    LogAggregationContext context2 = Records.newRecord(LogAggregationContext.class);
    context2.setIncludePattern("sys.log|std.log");
    context2.setExcludePattern("std.log");
    ApplicationAttemptId appAttemptId4 = BuilderUtils.newApplicationAttemptId(application4, 1);
    File app4LogDir = new File(localLogDir, application4.toString());
    app4LogDir.mkdir();
    context2.setLogAggregationPolicyClassName(AMOnlyLogAggregationPolicy.class.getName());
    logAggregationService.handle(new LogHandlerAppStartedEvent(application4, this.user, null, this.acls, context2));
    ContainerId container4 = createContainer(appAttemptId4, 1, ContainerType.APPLICATION_MASTER);
    writeContainerLogs(app4LogDir, container4, new String[] { "stdout", "sys.log", "std.log", "out.log", "err.log", "log" });
    logAggregationService.handle(new LogHandlerContainerFinishedEvent(container4, 0));
    dispatcher.await();
    ApplicationEvent[] expectedInitEvents = new ApplicationEvent[] { new ApplicationEvent(application1, ApplicationEventType.APPLICATION_LOG_HANDLING_INITED), new ApplicationEvent(application2, ApplicationEventType.APPLICATION_LOG_HANDLING_INITED), new ApplicationEvent(application3, ApplicationEventType.APPLICATION_LOG_HANDLING_INITED), new ApplicationEvent(application4, ApplicationEventType.APPLICATION_LOG_HANDLING_INITED) };
    checkEvents(appEventHandler, expectedInitEvents, false, "getType", "getApplicationID");
    reset(appEventHandler);
    logAggregationService.handle(new LogHandlerAppFinishedEvent(application1));
    logAggregationService.handle(new LogHandlerAppFinishedEvent(application2));
    logAggregationService.handle(new LogHandlerAppFinishedEvent(application3));
    logAggregationService.handle(new LogHandlerAppFinishedEvent(application4));
    logAggregationService.stop();
    assertEquals(0, logAggregationService.getNumAggregators());
    String[] logFiles = new String[] { "stdout", "syslog" };
    verifyContainerLogs(logAggregationService, application1, new ContainerId[] { container1 }, logFiles, 2, false);
    logFiles = new String[] { "stderr" };
    verifyContainerLogs(logAggregationService, application2, new ContainerId[] { container2 }, logFiles, 1, false);
    logFiles = new String[] { "out.log", "err.log" };
    verifyContainerLogs(logAggregationService, application3, new ContainerId[] { container3 }, logFiles, 2, false);
    logFiles = new String[] { "sys.log" };
    verifyContainerLogs(logAggregationService, application4, new ContainerId[] { container4 }, logFiles, 1, false);
    dispatcher.await();
    ApplicationEvent[] expectedFinishedEvents = new ApplicationEvent[] { new ApplicationEvent(application1, ApplicationEventType.APPLICATION_LOG_HANDLING_FINISHED), new ApplicationEvent(application2, ApplicationEventType.APPLICATION_LOG_HANDLING_FINISHED), new ApplicationEvent(application3, ApplicationEventType.APPLICATION_LOG_HANDLING_FINISHED), new ApplicationEvent(application4, ApplicationEventType.APPLICATION_LOG_HANDLING_FINISHED) };
    checkEvents(appEventHandler, expectedFinishedEvents, false, "getType", "getApplicationID");
}

Example 88 with ApplicationAttemptId

use of org.apache.hadoop.yarn.api.records.ApplicationAttemptId in project hadoop by apache.

the class TestNMTokenSecretManagerInNM method testRecovery.

@Test
public void testRecovery() throws IOException {
    YarnConfiguration conf = new YarnConfiguration();
    conf.setBoolean(YarnConfiguration.NM_RECOVERY_ENABLED, true);
    final NodeId nodeId = NodeId.newInstance("somehost", 1234);
    final ApplicationAttemptId attempt1 = ApplicationAttemptId.newInstance(ApplicationId.newInstance(1, 1), 1);
    final ApplicationAttemptId attempt2 = ApplicationAttemptId.newInstance(ApplicationId.newInstance(2, 2), 2);
    NMTokenKeyGeneratorForTest keygen = new NMTokenKeyGeneratorForTest();
    NMMemoryStateStoreService stateStore = new NMMemoryStateStoreService();
    stateStore.init(conf);
    stateStore.start();
    NMTokenSecretManagerInNM secretMgr = new NMTokenSecretManagerInNM(stateStore);
    secretMgr.setNodeId(nodeId);
    MasterKey currentKey = keygen.generateKey();
    secretMgr.setMasterKey(currentKey);
    NMTokenIdentifier attemptToken1 = getNMTokenId(secretMgr.createNMToken(attempt1, nodeId, "user1"));
    NMTokenIdentifier attemptToken2 = getNMTokenId(secretMgr.createNMToken(attempt2, nodeId, "user2"));
    secretMgr.appAttemptStartContainer(attemptToken1);
    secretMgr.appAttemptStartContainer(attemptToken2);
    assertTrue(secretMgr.isAppAttemptNMTokenKeyPresent(attempt1));
    assertTrue(secretMgr.isAppAttemptNMTokenKeyPresent(attempt2));
    assertNotNull(secretMgr.retrievePassword(attemptToken1));
    assertNotNull(secretMgr.retrievePassword(attemptToken2));
    // restart and verify key is still there and token still valid
    secretMgr = new NMTokenSecretManagerInNM(stateStore);
    secretMgr.recover();
    secretMgr.setNodeId(nodeId);
    assertEquals(currentKey, secretMgr.getCurrentKey());
    assertTrue(secretMgr.isAppAttemptNMTokenKeyPresent(attempt1));
    assertTrue(secretMgr.isAppAttemptNMTokenKeyPresent(attempt2));
    assertNotNull(secretMgr.retrievePassword(attemptToken1));
    assertNotNull(secretMgr.retrievePassword(attemptToken2));
    // roll master key and remove an app
    currentKey = keygen.generateKey();
    secretMgr.setMasterKey(currentKey);
    secretMgr.appFinished(attempt1.getApplicationId());
    // restart and verify attempt1 key is still valid due to prev key persist
    secretMgr = new NMTokenSecretManagerInNM(stateStore);
    secretMgr.recover();
    secretMgr.setNodeId(nodeId);
    assertEquals(currentKey, secretMgr.getCurrentKey());
    assertFalse(secretMgr.isAppAttemptNMTokenKeyPresent(attempt1));
    assertTrue(secretMgr.isAppAttemptNMTokenKeyPresent(attempt2));
    assertNotNull(secretMgr.retrievePassword(attemptToken1));
    assertNotNull(secretMgr.retrievePassword(attemptToken2));
    // roll master key again, restart, and verify attempt1 key is bad but
    // attempt2 is still good due to app key persist
    currentKey = keygen.generateKey();
    secretMgr.setMasterKey(currentKey);
    secretMgr = new NMTokenSecretManagerInNM(stateStore);
    secretMgr.recover();
    secretMgr.setNodeId(nodeId);
    assertEquals(currentKey, secretMgr.getCurrentKey());
    assertFalse(secretMgr.isAppAttemptNMTokenKeyPresent(attempt1));
    assertTrue(secretMgr.isAppAttemptNMTokenKeyPresent(attempt2));
    try {
        secretMgr.retrievePassword(attemptToken1);
        fail("attempt token should not still be valid");
    } catch (InvalidToken e) {
    // expected
    }
    assertNotNull(secretMgr.retrievePassword(attemptToken2));
    // remove last attempt, restart, verify both tokens are now bad
    secretMgr.appFinished(attempt2.getApplicationId());
    secretMgr = new NMTokenSecretManagerInNM(stateStore);
    secretMgr.recover();
    secretMgr.setNodeId(nodeId);
    assertEquals(currentKey, secretMgr.getCurrentKey());
    assertFalse(secretMgr.isAppAttemptNMTokenKeyPresent(attempt1));
    assertFalse(secretMgr.isAppAttemptNMTokenKeyPresent(attempt2));
    try {
        secretMgr.retrievePassword(attemptToken1);
        fail("attempt token should not still be valid");
    } catch (InvalidToken e) {
    // expected
    }
    try {
        secretMgr.retrievePassword(attemptToken2);
        fail("attempt token should not still be valid");
    } catch (InvalidToken e) {
    // expected
    }
    stateStore.close();
}

Example 89 with ApplicationAttemptId

use of org.apache.hadoop.yarn.api.records.ApplicationAttemptId in project hadoop by apache.

the class TestNMWebServices method testContainerLogs.

private void testContainerLogs(WebResource r, ContainerId containerId) throws IOException {
    final String containerIdStr = containerId.toString();
    final ApplicationAttemptId appAttemptId = containerId.getApplicationAttemptId();
    final ApplicationId appId = appAttemptId.getApplicationId();
    final String appIdStr = appId.toString();
    final String filename = "logfile1";
    final String logMessage = "log message\n";
    nmContext.getApplications().put(appId, new ApplicationImpl(null, "user", appId, null, nmContext));
    MockContainer container = new MockContainer(appAttemptId, new AsyncDispatcher(), new Configuration(), "user", appId, 1);
    container.setState(ContainerState.RUNNING);
    nmContext.getContainers().put(containerId, container);
    // write out log file
    Path path = dirsHandler.getLogPathForWrite(ContainerLaunch.getRelativeContainerLogDir(appIdStr, containerIdStr) + "/" + filename, false);
    File logFile = new File(path.toUri().getPath());
    logFile.deleteOnExit();
    assertTrue("Failed to create log dir", logFile.getParentFile().mkdirs());
    PrintWriter pw = new PrintWriter(logFile);
    pw.print(logMessage);
    pw.close();
    // ask for it
    ClientResponse response = r.path(filename).accept(MediaType.TEXT_PLAIN).get(ClientResponse.class);
    String responseText = response.getEntity(String.class);
    String responseLogMessage = getLogContext(responseText);
    assertEquals(logMessage, responseLogMessage);
    int fullTextSize = responseLogMessage.getBytes().length;
    // specify how many bytes we should get from logs
    // specify a position number, it would get the first n bytes from
    // container log
    response = r.path(filename).queryParam("size", "5").accept(MediaType.TEXT_PLAIN).get(ClientResponse.class);
    responseText = response.getEntity(String.class);
    responseLogMessage = getLogContext(responseText);
    assertEquals(5, responseLogMessage.getBytes().length);
    assertEquals(new String(logMessage.getBytes(), 0, 5), responseLogMessage);
    assertTrue(fullTextSize >= responseLogMessage.getBytes().length);
    // specify the bytes which is larger than the actual file size,
    // we would get the full logs
    response = r.path(filename).queryParam("size", "10000").accept(MediaType.TEXT_PLAIN).get(ClientResponse.class);
    responseText = response.getEntity(String.class);
    responseLogMessage = getLogContext(responseText);
    assertEquals(fullTextSize, responseLogMessage.getBytes().length);
    assertEquals(logMessage, responseLogMessage);
    // specify a negative number, it would get the last n bytes from
    // container log
    response = r.path(filename).queryParam("size", "-5").accept(MediaType.TEXT_PLAIN).get(ClientResponse.class);
    responseText = response.getEntity(String.class);
    responseLogMessage = getLogContext(responseText);
    assertEquals(5, responseLogMessage.getBytes().length);
    assertEquals(new String(logMessage.getBytes(), logMessage.getBytes().length - 5, 5), responseLogMessage);
    assertTrue(fullTextSize >= responseLogMessage.getBytes().length);
    response = r.path(filename).queryParam("size", "-10000").accept(MediaType.TEXT_PLAIN).get(ClientResponse.class);
    responseText = response.getEntity(String.class);
    responseLogMessage = getLogContext(responseText);
    assertEquals("text/plain; charset=utf-8", response.getType().toString());
    assertEquals(fullTextSize, responseLogMessage.getBytes().length);
    assertEquals(logMessage, responseLogMessage);
    // ask and download it
    response = r.path(filename).queryParam("format", "octet-stream").accept(MediaType.TEXT_PLAIN).get(ClientResponse.class);
    responseText = response.getEntity(String.class);
    responseLogMessage = getLogContext(responseText);
    assertEquals(logMessage, responseLogMessage);
    assertEquals(200, response.getStatus());
    assertEquals("application/octet-stream; charset=utf-8", response.getType().toString());
    // specify a invalid format value
    response = r.path(filename).queryParam("format", "123").accept(MediaType.TEXT_PLAIN).get(ClientResponse.class);
    responseText = response.getEntity(String.class);
    assertEquals("The valid values for the parameter : format are " + WebAppUtils.listSupportedLogContentType(), responseText);
    assertEquals(400, response.getStatus());
    // ask for file that doesn't exist and it will re-direct to
    // the log server
    URI requestURI = r.path("uhhh").getURI();
    String redirectURL = getRedirectURL(requestURI.toString());
    assertTrue(redirectURL != null);
    assertTrue(redirectURL.contains(LOGSERVICEWSADDR));
    // Get container log files' name
    WebResource r1 = resource();
    response = r1.path("ws").path("v1").path("node").path("containers").path(containerIdStr).path("logs").accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
    assertEquals(200, response.getStatus());
    List<ContainerLogsInfo> responseList = response.getEntity(new GenericType<List<ContainerLogsInfo>>() {
    });
    assertTrue(responseList.size() == 1);
    assertEquals(responseList.get(0).getLogType(), ContainerLogAggregationType.LOCAL.toString());
    List<PerContainerLogFileInfo> logMeta = responseList.get(0).getContainerLogsInfo();
    assertTrue(logMeta.size() == 1);
    assertEquals(logMeta.get(0).getFileName(), filename);
    // now create an aggregated log in Remote File system
    File tempLogDir = new File("target", TestNMWebServices.class.getSimpleName() + "temp-log-dir");
    try {
        String aggregatedLogFile = filename + "-aggregated";
        String aggregatedLogMessage = "This is aggregated ;og.";
        TestContainerLogsUtils.createContainerLogFileInRemoteFS(nmContext.getConf(), FileSystem.get(nmContext.getConf()), tempLogDir.getAbsolutePath(), containerId, nmContext.getNodeId(), aggregatedLogFile, "user", aggregatedLogMessage, true);
        r1 = resource();
        response = r1.path("ws").path("v1").path("node").path("containers").path(containerIdStr).path("logs").accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
        assertEquals(200, response.getStatus());
        responseList = response.getEntity(new GenericType<List<ContainerLogsInfo>>() {
        });
        assertEquals(responseList.size(), 2);
        for (ContainerLogsInfo logInfo : responseList) {
            if (logInfo.getLogType().equals(ContainerLogAggregationType.AGGREGATED.toString())) {
                List<PerContainerLogFileInfo> meta = logInfo.getContainerLogsInfo();
                assertTrue(meta.size() == 1);
                assertEquals(meta.get(0).getFileName(), aggregatedLogFile);
            } else {
                assertEquals(logInfo.getLogType(), ContainerLogAggregationType.LOCAL.toString());
                List<PerContainerLogFileInfo> meta = logInfo.getContainerLogsInfo();
                assertTrue(meta.size() == 1);
                assertEquals(meta.get(0).getFileName(), filename);
            }
        }
        // Test whether we could get aggregated log as well
        TestContainerLogsUtils.createContainerLogFileInRemoteFS(nmContext.getConf(), FileSystem.get(nmContext.getConf()), tempLogDir.getAbsolutePath(), containerId, nmContext.getNodeId(), filename, "user", aggregatedLogMessage, true);
        response = r.path(filename).accept(MediaType.TEXT_PLAIN).get(ClientResponse.class);
        responseText = response.getEntity(String.class);
        assertTrue(responseText.contains("LogAggregationType: " + ContainerLogAggregationType.AGGREGATED));
        assertTrue(responseText.contains(aggregatedLogMessage));
        assertTrue(responseText.contains("LogAggregationType: " + ContainerLogAggregationType.LOCAL));
        assertTrue(responseText.contains(logMessage));
    } finally {
        FileUtil.fullyDelete(tempLogDir);
    }
    // After container is completed, it is removed from nmContext
    nmContext.getContainers().remove(containerId);
    Assert.assertNull(nmContext.getContainers().get(containerId));
    response = r.path(filename).accept(MediaType.TEXT_PLAIN).get(ClientResponse.class);
    responseText = response.getEntity(String.class);
    assertTrue(responseText.contains(logMessage));
}

Example 90 with ApplicationAttemptId

use of org.apache.hadoop.yarn.api.records.ApplicationAttemptId in project hadoop by apache.

the class CapacityScheduler method tryCommit.

@Override
public void tryCommit(Resource cluster, ResourceCommitRequest r) {
    ResourceCommitRequest<FiCaSchedulerApp, FiCaSchedulerNode> request = (ResourceCommitRequest<FiCaSchedulerApp, FiCaSchedulerNode>) r;
    ApplicationAttemptId attemptId = null;
    // We need to update unconfirmed allocated resource of application when
    // any container allocated.
    boolean updateUnconfirmedAllocatedResource = request.getContainersToAllocate() != null && !request.getContainersToAllocate().isEmpty();
    // find the application to accept and apply the ResourceCommitRequest
    if (request.anythingAllocatedOrReserved()) {
        ContainerAllocationProposal<FiCaSchedulerApp, FiCaSchedulerNode> c = request.getFirstAllocatedOrReservedContainer();
        attemptId = c.getAllocatedOrReservedContainer().getSchedulerApplicationAttempt().getApplicationAttemptId();
    } else {
        if (!request.getContainersToRelease().isEmpty()) {
            attemptId = request.getContainersToRelease().get(0).getSchedulerApplicationAttempt().getApplicationAttemptId();
        }
    }
    if (LOG.isDebugEnabled()) {
        LOG.debug("Try to commit allocation proposal=" + request);
    }
    if (attemptId != null) {
        FiCaSchedulerApp app = getApplicationAttempt(attemptId);
        if (app != null) {
            if (app.accept(cluster, request)) {
                app.apply(cluster, request);
                LOG.info("Allocation proposal accepted");
            } else {
                LOG.info("Failed to accept allocation proposal");
            }
            // Update unconfirmed allocated resource.
            if (updateUnconfirmedAllocatedResource) {
                app.decUnconfirmedRes(request.getTotalAllocatedResource());
            }
        }
    }
}