Example usage for org.apache.hadoop.yarn.api.records ApplicationReport getYarnApplicationState

List of usage examples for org.apache.hadoop.yarn.api.records ApplicationReport getYarnApplicationState

Introduction

In this page you can find the example usage for org.apache.hadoop.yarn.api.records ApplicationReport getYarnApplicationState.

Prototype

@Public
@Stable
public abstract YarnApplicationState getYarnApplicationState();

Source Link

Document

Get the YarnApplicationState of the application.

Usage

From source file:com.splicemachine.yarn.test.BareYarnTest.java

License:Apache License

/**
 * All we really need to do here is to create a yarn client, configure it using the same
 * yarn-site.xml as was used by the server to start up.
 * @throws YarnException/*from w w w.  j a  v  a 2 s  .  co  m*/
 * @throws IOException
 */
@Test(timeout = 60000)
@Ignore("Broken by dependency change")
public void testAMRMClientMatchingFitInferredRack() throws YarnException, IOException {
    // create, submit new app
    ApplicationSubmissionContext appContext = yarnClient.createApplication().getApplicationSubmissionContext();
    ApplicationId appId = appContext.getApplicationId();
    // set the application name
    appContext.setApplicationName("Test");
    // Set the priority for the application master
    Priority pri = Records.newRecord(Priority.class);
    pri.setPriority(0);
    appContext.setPriority(pri);
    // Set the queue to which this application is to be submitted in the RM
    appContext.setQueue("default");
    // Set up the container launch context for the application master
    ContainerLaunchContext amContainer = BuilderUtils.newContainerLaunchContext(
            Collections.<String, LocalResource>emptyMap(), new HashMap<String, String>(),
            Arrays.asList("sleep", "100"), new HashMap<String, ByteBuffer>(), null,
            new HashMap<ApplicationAccessType, String>());
    appContext.setAMContainerSpec(amContainer);
    appContext.setResource(Resource.newInstance(1024, 1));
    // Create the request to send to the applications manager
    SubmitApplicationRequest appRequest = Records.newRecord(SubmitApplicationRequest.class);
    appRequest.setApplicationSubmissionContext(appContext);
    // Submit the application to the applications manager
    yarnClient.submitApplication(appContext);

    // wait for app to start
    RMAppAttempt appAttempt;
    while (true) {
        ApplicationReport appReport = yarnClient.getApplicationReport(appId);
        if (appReport.getYarnApplicationState() == YarnApplicationState.ACCEPTED) {
            ApplicationAttemptId attemptId = appReport.getCurrentApplicationAttemptId();
            appAttempt = yarnPlatform.getResourceManager().getRMContext().getRMApps()
                    .get(attemptId.getApplicationId()).getCurrentAppAttempt();
            while (true) {
                if (appAttempt.getAppAttemptState() == RMAppAttemptState.LAUNCHED) {
                    break;
                }
            }
            break;
        }
    }
    // Just dig into the ResourceManager and get the AMRMToken just for the sake
    // of testing.
    UserGroupInformation.setLoginUser(
            UserGroupInformation.createRemoteUser(UserGroupInformation.getCurrentUser().getUserName()));
    UserGroupInformation.getCurrentUser().addToken(appAttempt.getAMRMToken());
}

From source file:com.toy.Client.java

License:Apache License

private boolean monitorApplication(ApplicationId appId) throws Exception {

    while (true) {

        // Check app status every second.
        try {//  w  ww.  j  a v  a2 s  .c  om
            Thread.sleep(1000);
        } catch (InterruptedException e) {
            LOG.debug("Thread sleep in monitoring loop interrupted");
        }

        // Get application report for the appId we are interested in
        ApplicationReport report = yarn.getApplicationReport(appId);

        LOG.info("Got application report from ASM for" + ", appId=" + appId.getId() + ", appDiagnostics="
                + report.getDiagnostics() + ", yarnAppState=" + report.getYarnApplicationState().toString()
                + ", distributedFinalState=" + report.getFinalApplicationStatus().toString()
                + ", appTrackingUrl=" + report.getTrackingUrl() + ", appUser=" + report.getUser());

        YarnApplicationState state = report.getYarnApplicationState();
        switch (state) {
        case RUNNING:
            LOG.info(
                    "TOY is running\n" + "To stop : ./toy.sh -stop -zookeeper {}\n"
                            + "Get containers status : ./toy.sh -status -zookeeper {}",
                    toyConfig.zookeeper, toyConfig.zookeeper);
            return true;
        case FAILED:
        case KILLED:
            LOG.error("Ooops something went wrong");
            return false;
        case FINISHED:
            LOG.info("YARN app has already finished");
            return false;
        default:
            break;

        }
    }
}

From source file:com.twitter.hraven.hadoopJobMonitor.ClusterStatusChecker.java

License:Apache License

/**
 * The pre-check performed on the app status. The idea is to reduce the avoid
 * paying the cost of the actual check, if it app does not need it.
 * //from w  w  w . j  a  va 2  s .  com
 * @param appReport
 * @return true if app passes this pre-check
 */
private boolean preAppStatusCheck(ApplicationReport appReport) {
    YarnApplicationState appState = appReport.getYarnApplicationState();
    LOG.debug("checking app " + appReport.getApplicationId() + " state is " + appState);
    return appState == YarnApplicationState.RUNNING;
}

From source file:com.yahoo.storm.yarn.StormOnYarn.java

License:Open Source License

/**
 * Wait until the application is successfully launched
 * @throws YarnException//from   w ww.j a  v a2s . co  m
 */
public boolean waitUntilLaunched() throws YarnException, IOException {
    while (true) {

        // Check app status every 1 second.
        try {
            Thread.sleep(1000);
        } catch (InterruptedException e) {
            LOG.debug("Thread sleep in monitoring loop interrupted");
        }

        // Get application report for the appId we are interested in 
        ApplicationReport report = _yarn.getApplicationReport(_appId);
        YarnApplicationState state = report.getYarnApplicationState();
        FinalApplicationStatus dsStatus = report.getFinalApplicationStatus();
        if (YarnApplicationState.FINISHED == state) {
            if (FinalApplicationStatus.SUCCEEDED == dsStatus) {
                LOG.info("Application has completed successfully. Breaking monitoring loop");
                return true;
            } else {
                LOG.info("Application did finished unsuccessfully." + " YarnState=" + state.toString()
                        + ", DSFinalStatus=" + dsStatus.toString() + ". Breaking monitoring loop");
                return false;
            }
        } else if (YarnApplicationState.KILLED == state || YarnApplicationState.FAILED == state) {
            LOG.info("Application did not finish." + " YarnState=" + state.toString() + ", DSFinalStatus="
                    + dsStatus.toString() + ". Breaking monitoring loop");
            return false;
        }

        //announce application master's host and port
        if (state == YarnApplicationState.RUNNING) {
            return true;
        }
    }
}

From source file:com.zqh.hadoop.moya.core.yarn.Client.java

License:Apache License

/**
 * Monitor the submitted application for completion. Kill application if
 * time expires./*from www .  ja v  a 2 s. c o  m*/
 *
 * @param appId
 *            Application Id of application to be monitored
 * @return true if application completed successfully
 * @throws org.apache.hadoop.yarn.exceptions.YarnException
 * @throws java.io.IOException
 */
private boolean monitorApplication(ApplicationId appId) throws YarnException, IOException {

    while (true) {

        // Check app status every 1 second.
        try {
            Thread.sleep(1000);
        } catch (InterruptedException e) {
            LOG.debug("Thread sleep in monitoring loop interrupted");
        }

        // Get application report for the appId we are interested in
        ApplicationReport report = yarnClient.getApplicationReport(appId);

        LOG.info("Got application report from ASM for" + ", appId=" + appId.getId() + ", clientToAMToken="
                + report.getClientToAMToken() + ", appDiagnostics=" + report.getDiagnostics()
                + ", appMasterHost=" + report.getHost() + ", appQueue=" + report.getQueue()
                + ", appMasterRpcPort=" + report.getRpcPort() + ", appStartTime=" + report.getStartTime()
                + ", yarnAppState=" + report.getYarnApplicationState().toString() + ", distributedFinalState="
                + report.getFinalApplicationStatus().toString() + ", appTrackingUrl=" + report.getTrackingUrl()
                + ", appUser=" + report.getUser());

        YarnApplicationState state = report.getYarnApplicationState();
        FinalApplicationStatus dsStatus = report.getFinalApplicationStatus();
        if (YarnApplicationState.FINISHED == state) {
            if (FinalApplicationStatus.SUCCEEDED == dsStatus) {
                LOG.info("Application has completed successfully. Breaking monitoring loop");
                return true;
            } else {
                LOG.info("Application did finished unsuccessfully." + " YarnState=" + state.toString()
                        + ", DSFinalStatus=" + dsStatus.toString() + ". Breaking monitoring loop");
                return false;
            }
        } else if (YarnApplicationState.KILLED == state || YarnApplicationState.FAILED == state) {
            LOG.info("Application did not finish." + " YarnState=" + state.toString() + ", DSFinalStatus="
                    + dsStatus.toString() + ". Breaking monitoring loop");
            return false;
        }
    }

}

From source file:de.huberlin.wbi.hiway.common.Client.java

License:Apache License

/**
 * Monitor the submitted application for completion. Kill application if time expires.
 * //from w  ww .j ava  2s  .co m
 * @param appId
 *            Application Id of application to be monitored
 * @return true if application completed successfully
 */
private boolean monitorApplication(ApplicationId appId) throws YarnException, IOException {
    while (true) {
        // Check app status every 1 second.
        try {
            Thread.sleep(1000);
        } catch (InterruptedException e) {
            System.out.println("Thread sleep in monitoring run interrupted");
        }

        // Get application report for the appId we are interested in
        ApplicationReport report = yarnClient.getApplicationReport(appId);

        YarnApplicationState state = report.getYarnApplicationState();
        FinalApplicationStatus dsStatus = report.getFinalApplicationStatus();
        if (YarnApplicationState.FINISHED == state) {
            if (FinalApplicationStatus.SUCCEEDED == dsStatus) {
                System.out.println("Application has completed successfully. Breaking monitoring run");
                System.out.println(report.getDiagnostics());
                return true;
            }
            System.out.println("Application finished unsuccessfully." + " YarnState=" + state.toString()
                    + ", DSFinalStatus=" + dsStatus.toString() + ". Breaking monitoring run");

            return false;
        } else if (YarnApplicationState.KILLED == state || YarnApplicationState.FAILED == state) {
            System.out.println("Application did not finish." + " YarnState=" + state.toString()
                    + ", DSFinalStatus=" + dsStatus.toString() + ". Breaking monitoring run");
            return false;
        }
        if (System.currentTimeMillis() > (clientStartTime + clientTimeout)) {
            System.out.println("Reached client specified timeout for application. Killing application");
            forceKillApplication(appId);
            return false;
        }
    }
}

From source file:edu.uci.ics.asterix.aoya.AsterixYARNClient.java

License:Apache License

/**
 * Initialize and register the application attempt with the YARN ResourceManager.
 * /*from w ww.j  a  va 2s .com*/
 * @return
 * @throws IOException
 * @throws YarnException
 */
public YarnClientApplication makeApplicationContext() throws IOException, YarnException {

    //first check to see if an instance already exists.
    FileSystem fs = FileSystem.get(conf);
    Path lock = new Path(fs.getHomeDirectory(), CONF_DIR_REL + instanceFolder + instanceLock);
    LOG.info("Running Deployment");
    yarnClient.start();
    if (fs.exists(lock)) {
        ApplicationId lockAppId = getLockFile();
        try {
            ApplicationReport previousAppReport = yarnClient.getApplicationReport(lockAppId);
            YarnApplicationState prevStatus = previousAppReport.getYarnApplicationState();
            if (!(prevStatus == YarnApplicationState.FAILED || prevStatus == YarnApplicationState.KILLED
                    || prevStatus == YarnApplicationState.FINISHED) && mode != Mode.DESTROY
                    && mode != Mode.BACKUP && mode != Mode.RESTORE) {
                throw new IllegalStateException("Instance is already running in: " + lockAppId);
            } else if (mode != Mode.DESTROY && mode != Mode.BACKUP && mode != Mode.RESTORE) {
                //stale lock file
                LOG.warn("Stale lockfile detected. Instance attempt " + lockAppId
                        + " may have exited abnormally");
                deleteLockFile();
            }
        } catch (YarnException e) {
            LOG.warn(
                    "Stale lockfile detected, but the RM has no record of this application's last run. This is normal if the cluster was restarted.");
            deleteLockFile();
        }
    }

    // Get a new application id
    YarnClientApplication app = yarnClient.createApplication();
    GetNewApplicationResponse appResponse = app.getNewApplicationResponse();
    int maxMem = appResponse.getMaximumResourceCapability().getMemory();
    LOG.info("Max mem capabililty of resources in this cluster " + maxMem);

    // A resource ask cannot exceed the max.
    if (amMemory > maxMem) {
        LOG.info("AM memory specified above max threshold of cluster. Using max value." + ", specified="
                + amMemory + ", max=" + maxMem);
        amMemory = maxMem;
    }

    // set the application name
    ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext();
    appContext.setApplicationName(appName);

    return app;
}

From source file:edu.uci.ics.asterix.aoya.AsterixYARNClient.java

License:Apache License

/**
 * Asks YARN to kill a given application by appId
 * @param appId The application to kill.
 * @param yarnClient The YARN client object that is connected to the RM.
 * @throws YarnException//  w  ww . j  a v a2  s. com
 * @throws IOException
 */

public static void killApplication(ApplicationId appId, YarnClient yarnClient)
        throws YarnException, IOException {
    if (appId == null) {
        throw new YarnException("No Application given to kill");
    }
    if (yarnClient.isInState(STATE.INITED)) {
        yarnClient.start();
    }
    YarnApplicationState st;
    ApplicationReport rep = yarnClient.getApplicationReport(appId);
    st = rep.getYarnApplicationState();
    if (st == YarnApplicationState.FINISHED || st == YarnApplicationState.KILLED
            || st == YarnApplicationState.FAILED) {
        LOG.info("Application " + appId + " already exited.");
        return;
    }
    LOG.info("Killing applicaiton with ID: " + appId);
    yarnClient.killApplication(appId);

}

From source file:edu.uci.ics.asterix.aoya.Utils.java

License:Apache License

public static boolean waitForLiveness(ApplicationId appId, boolean probe, boolean print, String message,
        YarnClient yarnClient, String instanceName, Configuration conf, int port) throws YarnException {
    ApplicationReport report;
    try {//from   w w  w  . jav a2s  . com
        report = yarnClient.getApplicationReport(appId);
    } catch (IOException e) {
        throw new YarnException(e);
    }
    YarnApplicationState st = report.getYarnApplicationState();
    for (int i = 0; i < 120; i++) {
        if (st != YarnApplicationState.RUNNING) {
            try {
                report = yarnClient.getApplicationReport(appId);
                st = report.getYarnApplicationState();
                if (print) {
                    System.out.print(message + Utils.makeDots(i) + "\r");
                }
                Thread.sleep(1000);
            } catch (InterruptedException e1) {
                Thread.currentThread().interrupt();
            } catch (IOException e1) {
                throw new YarnException(e1);
            }
            if (st == YarnApplicationState.FAILED || st == YarnApplicationState.FINISHED
                    || st == YarnApplicationState.KILLED) {
                return false;
            }
        }
        if (probe) {
            String host;
            host = getCCHostname(instanceName, conf);
            try {
                for (int j = 0; j < 60; j++) {
                    if (!Utils.probeLiveness(host, port)) {
                        try {
                            if (print) {
                                System.out.print(message + Utils.makeDots(i) + "\r");
                            }
                            Thread.sleep(1000);
                        } catch (InterruptedException e2) {
                            Thread.currentThread().interrupt();
                        }
                    } else {
                        if (print) {
                            System.out.println("");
                        }
                        return true;
                    }
                }
            } catch (IOException e1) {
                throw new YarnException(e1);
            }
        } else {
            if (print) {
                System.out.println("");
            }
            return true;
        }
    }
    if (print) {
        System.out.println("");
    }
    return false;
}

From source file:eu.stratosphere.yarn.Client.java

License:Apache License

public void run(String[] args) throws Exception {

    if (UserGroupInformation.isSecurityEnabled()) {
        throw new RuntimeException("Stratosphere YARN client does not have security support right now."
                + "File a bug, we will fix it asap");
    }//www  . jav a2  s.com
    //Utils.logFilesInCurrentDirectory(LOG);
    //
    //   Command Line Options
    //
    Options options = new Options();
    options.addOption(VERBOSE);
    options.addOption(STRATOSPHERE_CONF_DIR);
    options.addOption(STRATOSPHERE_JAR);
    options.addOption(JM_MEMORY);
    options.addOption(TM_MEMORY);
    options.addOption(TM_CORES);
    options.addOption(CONTAINER);
    options.addOption(GEN_CONF);
    options.addOption(QUEUE);
    options.addOption(QUERY);
    options.addOption(SHIP_PATH);

    CommandLineParser parser = new PosixParser();
    CommandLine cmd = null;
    try {
        cmd = parser.parse(options, args);
    } catch (MissingOptionException moe) {
        System.out.println(moe.getMessage());
        printUsage();
        System.exit(1);
    }

    if (System.getProperty("log4j.configuration") == null) {
        Logger root = Logger.getRootLogger();
        root.removeAllAppenders();
        PatternLayout layout = new PatternLayout("%d{HH:mm:ss,SSS} %-5p %-60c %x - %m%n");
        ConsoleAppender appender = new ConsoleAppender(layout, "System.err");
        root.addAppender(appender);
        if (cmd.hasOption(VERBOSE.getOpt())) {
            root.setLevel(Level.DEBUG);
            LOG.debug("CLASSPATH: " + System.getProperty("java.class.path"));
        } else {
            root.setLevel(Level.INFO);
        }
    }

    // Jar Path
    Path localJarPath;
    if (cmd.hasOption(STRATOSPHERE_JAR.getOpt())) {
        String userPath = cmd.getOptionValue(STRATOSPHERE_JAR.getOpt());
        if (!userPath.startsWith("file://")) {
            userPath = "file://" + userPath;
        }
        localJarPath = new Path(userPath);
    } else {
        localJarPath = new Path(
                "file://" + Client.class.getProtectionDomain().getCodeSource().getLocation().getPath());
    }

    if (cmd.hasOption(GEN_CONF.getOpt())) {
        LOG.info("Placing default configuration in current directory");
        File outFile = generateDefaultConf(localJarPath);
        LOG.info("File written to " + outFile.getAbsolutePath());
        System.exit(0);
    }

    // Conf Path 
    Path confPath = null;
    String confDirPath = "";
    if (cmd.hasOption(STRATOSPHERE_CONF_DIR.getOpt())) {
        confDirPath = cmd.getOptionValue(STRATOSPHERE_CONF_DIR.getOpt()) + "/";
        File confFile = new File(confDirPath + CONFIG_FILE_NAME);
        if (!confFile.exists()) {
            LOG.fatal("Unable to locate configuration file in " + confFile);
            System.exit(1);
        }
        confPath = new Path(confFile.getAbsolutePath());
    } else {
        System.out.println("No configuration file has been specified");

        // no configuration path given.
        // -> see if there is one in the current directory
        File currDir = new File(".");
        File[] candidates = currDir.listFiles(new FilenameFilter() {
            @Override
            public boolean accept(final File dir, final String name) {
                return name != null && name.endsWith(".yaml");
            }
        });
        if (candidates == null || candidates.length == 0) {
            System.out.println(
                    "No configuration file has been found in current directory.\n" + "Copying default.");
            File outFile = generateDefaultConf(localJarPath);
            confPath = new Path(outFile.toURI());
        } else {
            if (candidates.length > 1) {
                System.out.println("Multiple .yaml configuration files were found in the current directory\n"
                        + "Please specify one explicitly");
                System.exit(1);
            } else if (candidates.length == 1) {
                confPath = new Path(candidates[0].toURI());
            }
        }
    }
    List<File> shipFiles = new ArrayList<File>();
    // path to directory to ship
    if (cmd.hasOption(SHIP_PATH.getOpt())) {
        String shipPath = cmd.getOptionValue(SHIP_PATH.getOpt());
        File shipDir = new File(shipPath);
        if (shipDir.isDirectory()) {
            shipFiles = new ArrayList<File>(Arrays.asList(shipDir.listFiles(new FilenameFilter() {
                @Override
                public boolean accept(File dir, String name) {
                    return !(name.equals(".") || name.equals(".."));
                }
            })));
        } else {
            LOG.warn("Ship directory is not a directory!");
        }
    }
    boolean hasLog4j = false;
    //check if there is a log4j file
    if (confDirPath.length() > 0) {
        File l4j = new File(confDirPath + "/log4j.properties");
        if (l4j.exists()) {
            shipFiles.add(l4j);
            hasLog4j = true;
        }
    }

    // queue
    String queue = "default";
    if (cmd.hasOption(QUEUE.getOpt())) {
        queue = cmd.getOptionValue(QUEUE.getOpt());
    }

    // JobManager Memory
    int jmMemory = 512;
    if (cmd.hasOption(JM_MEMORY.getOpt())) {
        jmMemory = Integer.valueOf(cmd.getOptionValue(JM_MEMORY.getOpt()));
    }

    // Task Managers memory
    int tmMemory = 1024;
    if (cmd.hasOption(TM_MEMORY.getOpt())) {
        tmMemory = Integer.valueOf(cmd.getOptionValue(TM_MEMORY.getOpt()));
    }

    // Task Managers vcores
    int tmCores = 1;
    if (cmd.hasOption(TM_CORES.getOpt())) {
        tmCores = Integer.valueOf(cmd.getOptionValue(TM_CORES.getOpt()));
    }
    Utils.getStratosphereConfiguration(confPath.toUri().getPath());
    int jmPort = GlobalConfiguration.getInteger(ConfigConstants.JOB_MANAGER_IPC_PORT_KEY, 0);
    if (jmPort == 0) {
        LOG.warn("Unable to find job manager port in configuration!");
        jmPort = ConfigConstants.DEFAULT_JOB_MANAGER_IPC_PORT;
    }
    conf = Utils.initializeYarnConfiguration();

    // intialize HDFS
    LOG.info("Copy App Master jar from local filesystem and add to local environment");
    // Copy the application master jar to the filesystem 
    // Create a local resource to point to the destination jar path 
    final FileSystem fs = FileSystem.get(conf);

    if (fs.getScheme().startsWith("file")) {
        LOG.warn("The file system scheme is '" + fs.getScheme() + "'. This indicates that the "
                + "specified Hadoop configuration path is wrong and the sytem is using the default Hadoop configuration values."
                + "The Stratosphere YARN client needs to store its files in a distributed file system");
    }

    // Create yarnClient
    final YarnClient yarnClient = YarnClient.createYarnClient();
    yarnClient.init(conf);
    yarnClient.start();

    // Query cluster for metrics
    if (cmd.hasOption(QUERY.getOpt())) {
        showClusterMetrics(yarnClient);
    }
    if (!cmd.hasOption(CONTAINER.getOpt())) {
        LOG.fatal("Missing required argument " + CONTAINER.getOpt());
        printUsage();
        yarnClient.stop();
        System.exit(1);
    }

    // TM Count
    final int taskManagerCount = Integer.valueOf(cmd.getOptionValue(CONTAINER.getOpt()));

    System.out.println("Using values:");
    System.out.println("\tContainer Count = " + taskManagerCount);
    System.out.println("\tJar Path = " + localJarPath.toUri().getPath());
    System.out.println("\tConfiguration file = " + confPath.toUri().getPath());
    System.out.println("\tJobManager memory = " + jmMemory);
    System.out.println("\tTaskManager memory = " + tmMemory);
    System.out.println("\tTaskManager cores = " + tmCores);

    // Create application via yarnClient
    YarnClientApplication app = yarnClient.createApplication();
    GetNewApplicationResponse appResponse = app.getNewApplicationResponse();
    Resource maxRes = appResponse.getMaximumResourceCapability();
    if (tmMemory > maxRes.getMemory() || tmCores > maxRes.getVirtualCores()) {
        LOG.fatal("The cluster does not have the requested resources for the TaskManagers available!\n"
                + "Maximum Memory: " + maxRes.getMemory() + ", Maximum Cores: " + tmCores);
        yarnClient.stop();
        System.exit(1);
    }
    if (jmMemory > maxRes.getMemory()) {
        LOG.fatal("The cluster does not have the requested resources for the JobManager available!\n"
                + "Maximum Memory: " + maxRes.getMemory());
        yarnClient.stop();
        System.exit(1);
    }
    int totalMemoryRequired = jmMemory + tmMemory * taskManagerCount;
    ClusterResourceDescription freeClusterMem = getCurrentFreeClusterResources(yarnClient);
    if (freeClusterMem.totalFreeMemory < totalMemoryRequired) {
        LOG.fatal("This YARN session requires " + totalMemoryRequired + "MB of memory in the cluster. "
                + "There are currently only " + freeClusterMem.totalFreeMemory + "MB available.");
        yarnClient.stop();
        System.exit(1);
    }
    if (tmMemory > freeClusterMem.containerLimit) {
        LOG.fatal("The requested amount of memory for the TaskManagers (" + tmMemory + "MB) is more than "
                + "the largest possible YARN container: " + freeClusterMem.containerLimit);
        yarnClient.stop();
        System.exit(1);
    }
    if (jmMemory > freeClusterMem.containerLimit) {
        LOG.fatal("The requested amount of memory for the JobManager (" + jmMemory + "MB) is more than "
                + "the largest possible YARN container: " + freeClusterMem.containerLimit);
        yarnClient.stop();
        System.exit(1);
    }

    // respect custom JVM options in the YAML file
    final String javaOpts = GlobalConfiguration.getString(ConfigConstants.STRATOSPHERE_JVM_OPTIONS, "");

    // Set up the container launch context for the application master
    ContainerLaunchContext amContainer = Records.newRecord(ContainerLaunchContext.class);

    String amCommand = "$JAVA_HOME/bin/java" + " -Xmx" + Utils.calculateHeapSize(jmMemory) + "M " + javaOpts;
    if (hasLog4j) {
        amCommand += " -Dlog.file=\"" + ApplicationConstants.LOG_DIR_EXPANSION_VAR
                + "/jobmanager-log4j.log\" -Dlog4j.configuration=file:log4j.properties";
    }
    amCommand += " eu.stratosphere.yarn.ApplicationMaster" + " " + " 1>"
            + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/jobmanager-stdout.log" + " 2>"
            + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/jobmanager-stderr.log";
    amContainer.setCommands(Collections.singletonList(amCommand));

    System.err.println("amCommand=" + amCommand);

    // Set-up ApplicationSubmissionContext for the application
    ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext();
    final ApplicationId appId = appContext.getApplicationId();

    // Setup jar for ApplicationMaster
    LocalResource appMasterJar = Records.newRecord(LocalResource.class);
    LocalResource stratosphereConf = Records.newRecord(LocalResource.class);
    Path remotePathJar = Utils.setupLocalResource(conf, fs, appId.toString(), localJarPath, appMasterJar,
            fs.getHomeDirectory());
    Path remotePathConf = Utils.setupLocalResource(conf, fs, appId.toString(), confPath, stratosphereConf,
            fs.getHomeDirectory());
    Map<String, LocalResource> localResources = new HashMap<String, LocalResource>(2);
    localResources.put("stratosphere.jar", appMasterJar);
    localResources.put("stratosphere-conf.yaml", stratosphereConf);

    // setup security tokens (code from apache storm)
    final Path[] paths = new Path[3 + shipFiles.size()];
    StringBuffer envShipFileList = new StringBuffer();
    // upload ship files
    for (int i = 0; i < shipFiles.size(); i++) {
        File shipFile = shipFiles.get(i);
        LocalResource shipResources = Records.newRecord(LocalResource.class);
        Path shipLocalPath = new Path("file://" + shipFile.getAbsolutePath());
        paths[3 + i] = Utils.setupLocalResource(conf, fs, appId.toString(), shipLocalPath, shipResources,
                fs.getHomeDirectory());
        localResources.put(shipFile.getName(), shipResources);

        envShipFileList.append(paths[3 + i]);
        if (i + 1 < shipFiles.size()) {
            envShipFileList.append(',');
        }
    }

    paths[0] = remotePathJar;
    paths[1] = remotePathConf;
    paths[2] = new Path(fs.getHomeDirectory(), ".stratosphere/" + appId.toString() + "/");
    FsPermission permission = new FsPermission(FsAction.ALL, FsAction.ALL, FsAction.ALL);
    fs.setPermission(paths[2], permission); // set permission for path.
    Utils.setTokensFor(amContainer, paths, this.conf);

    amContainer.setLocalResources(localResources);
    fs.close();

    // Setup CLASSPATH for ApplicationMaster
    Map<String, String> appMasterEnv = new HashMap<String, String>();
    Utils.setupEnv(conf, appMasterEnv);
    // set configuration values
    appMasterEnv.put(Client.ENV_TM_COUNT, String.valueOf(taskManagerCount));
    appMasterEnv.put(Client.ENV_TM_CORES, String.valueOf(tmCores));
    appMasterEnv.put(Client.ENV_TM_MEMORY, String.valueOf(tmMemory));
    appMasterEnv.put(Client.STRATOSPHERE_JAR_PATH, remotePathJar.toString());
    appMasterEnv.put(Client.ENV_APP_ID, appId.toString());
    appMasterEnv.put(Client.ENV_CLIENT_HOME_DIR, fs.getHomeDirectory().toString());
    appMasterEnv.put(Client.ENV_CLIENT_SHIP_FILES, envShipFileList.toString());
    appMasterEnv.put(Client.ENV_CLIENT_USERNAME, UserGroupInformation.getCurrentUser().getShortUserName());

    amContainer.setEnvironment(appMasterEnv);

    // Set up resource type requirements for ApplicationMaster
    Resource capability = Records.newRecord(Resource.class);
    capability.setMemory(jmMemory);
    capability.setVirtualCores(1);

    appContext.setApplicationName("Stratosphere"); // application name
    appContext.setAMContainerSpec(amContainer);
    appContext.setResource(capability);
    appContext.setQueue(queue);

    // file that we write into the conf/ dir containing the jobManager address.
    final File addrFile = new File(confDirPath + CliFrontend.JOBMANAGER_ADDRESS_FILE);

    Runtime.getRuntime().addShutdownHook(new Thread() {
        @Override
        public void run() {
            try {
                LOG.info("Killing the Stratosphere-YARN application.");
                yarnClient.killApplication(appId);
                LOG.info("Deleting files in " + paths[2]);
                FileSystem shutFS = FileSystem.get(conf);
                shutFS.delete(paths[2], true); // delete conf and jar file.
                shutFS.close();
            } catch (Exception e) {
                LOG.warn("Exception while killing the YARN application", e);
            }
            try {
                addrFile.delete();
            } catch (Exception e) {
                LOG.warn("Exception while deleting the jobmanager address file", e);
            }
            LOG.info("YARN Client is shutting down");
            yarnClient.stop();
        }
    });

    LOG.info("Submitting application master " + appId);
    yarnClient.submitApplication(appContext);
    ApplicationReport appReport = yarnClient.getApplicationReport(appId);
    YarnApplicationState appState = appReport.getYarnApplicationState();
    boolean told = false;
    char[] el = { '/', '|', '\\', '-' };
    int i = 0;
    while (appState != YarnApplicationState.FINISHED && appState != YarnApplicationState.KILLED
            && appState != YarnApplicationState.FAILED) {
        if (!told && appState == YarnApplicationState.RUNNING) {
            System.err
                    .println("Stratosphere JobManager is now running on " + appReport.getHost() + ":" + jmPort);
            System.err.println("JobManager Web Interface: " + appReport.getTrackingUrl());
            // write jobmanager connect information

            PrintWriter out = new PrintWriter(addrFile);
            out.println(appReport.getHost() + ":" + jmPort);
            out.close();
            addrFile.setReadable(true, false); // readable for all.
            told = true;
        }
        if (!told) {
            System.err.print(el[i++] + "\r");
            if (i == el.length) {
                i = 0;
            }
            Thread.sleep(500); // wait for the application to switch to RUNNING
        } else {
            Thread.sleep(5000);
        }

        appReport = yarnClient.getApplicationReport(appId);
        appState = appReport.getYarnApplicationState();
    }

    LOG.info("Application " + appId + " finished with" + " state " + appState + " at "
            + appReport.getFinishTime());
    if (appState == YarnApplicationState.FAILED || appState == YarnApplicationState.KILLED) {
        LOG.warn("Application failed. Diagnostics " + appReport.getDiagnostics());
    }

}