List of usage examples for org.apache.hadoop.yarn.api.records ApplicationSubmissionContext setPriority
@Private @Unstable public abstract void setPriority(Priority priority);
Priority of the application. From source file:hadoop.yarn.distributedshell.DshellClient.java
License:Apache License
/** * Main run function for the client//from w w w .j av a 2 s .c om * * @return true if application completed successfully * @throws IOException * @throws YarnException */ public boolean run() throws IOException, YarnException { LOG.info("Running Client"); yarnClient.start(); YarnClusterMetrics clusterMetrics = yarnClient.getYarnClusterMetrics(); LOG.info("Got Cluster metric info from ASM" + ", numNodeManagers=" + clusterMetrics.getNumNodeManagers()); List<NodeReport> clusterNodeReports = yarnClient.getNodeReports(NodeState.RUNNING); LOG.info("Got Cluster node info from ASM"); for (NodeReport node : clusterNodeReports) { LOG.info("Got node report from ASM for" + ", nodeId=" + node.getNodeId() + ", nodeAddress" + node.getHttpAddress() + ", nodeRackName" + node.getRackName() + ", nodeNumContainers" + node.getNumContainers()); } QueueInfo queueInfo = yarnClient.getQueueInfo(this.amQueue); LOG.info("Queue info" + ", queueName=" + queueInfo.getQueueName() + ", queueCurrentCapacity=" + queueInfo.getCurrentCapacity() + ", queueMaxCapacity=" + queueInfo.getMaximumCapacity() + ", queueApplicationCount=" + queueInfo.getApplications().size() + ", queueChildQueueCount=" + queueInfo.getChildQueues().size()); List<QueueUserACLInfo> listAclInfo = yarnClient.getQueueAclsInfo(); for (QueueUserACLInfo aclInfo : listAclInfo) { for (QueueACL userAcl : aclInfo.getUserAcls()) { LOG.info("User ACL Info for Queue" + ", queueName=" + aclInfo.getQueueName() + ", userAcl=" + userAcl.name()); } } // Get a new application id YarnClientApplication app = yarnClient.createApplication(); GetNewApplicationResponse appResponse = app.getNewApplicationResponse(); // TODO get min/max resource capabilities from RM and change memory ask // if needed // If we do not have min/max, we may not be able to correctly request // the required resources from the RM for the app master // Memory ask has to be a multiple of min and less than max. // Dump out information about cluster capability as seen by the resource // manager 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; } int maxVCores = appResponse.getMaximumResourceCapability().getVirtualCores(); LOG.info("Max virtual cores capabililty of resources in this cluster " + maxVCores); if (amVCores > maxVCores) { LOG.info("AM virtual cores specified above max threshold of cluster. " + "Using max value." + ", specified=" + amVCores + ", max=" + maxVCores); amVCores = maxVCores; } // set the application name ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext(); ApplicationId appId = appContext.getApplicationId(); appContext.setKeepContainersAcrossApplicationAttempts(keepContainers); appContext.setApplicationName(appName); // Set up the container launch context for the application master ContainerLaunchContext amContainer = Records.newRecord(ContainerLaunchContext.class); // set local resources for the application master // local files or archives as needed // In this scenario, the jar file for the application master is part of // the local resources Map<String, LocalResource> localResources = new HashMap<String, LocalResource>(); 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 FileSystem fs = FileSystem.get(conf); addToLocalResources(fs, appMasterJar, appMasterJarPath, appId.toString(), localResources, null); // Set the log4j properties if needed if (!log4jPropFile.isEmpty()) { addToLocalResources(fs, log4jPropFile, log4jPath, appId.toString(), localResources, null); } // The shell script has to be made available on the final container(s) // where it will be executed. // To do this, we need to first copy into the filesystem that is visible // to the yarn framework. // We do not need to set this as a local resource for the application // master as the application master does not need it. String hdfsShellScriptLocation = ""; long hdfsShellScriptLen = 0; long hdfsShellScriptTimestamp = 0; if (!shellScriptPath.isEmpty()) { Path shellSrc = new Path(shellScriptPath); String shellPathSuffix = appName + "/" + appId.toString() + "/" + SCRIPT_PATH; Path shellDst = new Path(fs.getHomeDirectory(), shellPathSuffix); fs.copyFromLocalFile(false, true, shellSrc, shellDst); hdfsShellScriptLocation = shellDst.toUri().toString(); FileStatus shellFileStatus = fs.getFileStatus(shellDst); hdfsShellScriptLen = shellFileStatus.getLen(); hdfsShellScriptTimestamp = shellFileStatus.getModificationTime(); } if (!shellCommand.isEmpty()) { addToLocalResources(fs, null, shellCommandPath, appId.toString(), localResources, shellCommand); } if (shellArgs.length > 0) { addToLocalResources(fs, null, shellArgsPath, appId.toString(), localResources, StringUtils.join(shellArgs, " ")); } // Set local resource info into app master container launch context amContainer.setLocalResources(localResources); // Set the necessary security tokens as needed // amContainer.setContainerTokens(containerToken); // Set the env variables to be setup in the env where the application // master will be run LOG.info("Set the environment for the application master"); Map<String, String> env = new HashMap<String, String>(); // put location of shell script into env // using the env info, the application master will create the correct // local resource for the // eventual containers that will be launched to execute the shell // scripts env.put(DshellDSConstants.DISTRIBUTEDSHELLSCRIPTLOCATION, hdfsShellScriptLocation); env.put(DshellDSConstants.DISTRIBUTEDSHELLSCRIPTTIMESTAMP, Long.toString(hdfsShellScriptTimestamp)); env.put(DshellDSConstants.DISTRIBUTEDSHELLSCRIPTLEN, Long.toString(hdfsShellScriptLen)); // ========================================jar? if (containerJarPaths.length != 0) { for (int i = 0; i < containerJarPaths.length; i++) { String hdfsJarLocation = ""; String[] jarNameSplit = containerJarPaths[i].split("/"); String jarName = jarNameSplit[jarNameSplit.length - 1]; long hdfsJarLen = 0; long hdfsJarTimestamp = 0; if (!containerJarPaths[i].isEmpty()) { Path jarSrc = new Path(containerJarPaths[i]); String jarPathSuffix = appName + "/" + appId.toString() + "/" + jarName; Path jarDst = new Path(fs.getHomeDirectory(), jarPathSuffix); fs.copyFromLocalFile(false, true, jarSrc, jarDst); hdfsJarLocation = jarDst.toUri().toString(); FileStatus jarFileStatus = fs.getFileStatus(jarDst); hdfsJarLen = jarFileStatus.getLen(); hdfsJarTimestamp = jarFileStatus.getModificationTime(); env.put(DshellDSConstants.DISTRIBUTEDJARLOCATION + i, hdfsJarLocation); env.put(DshellDSConstants.DISTRIBUTEDJARTIMESTAMP + i, Long.toString(hdfsJarTimestamp)); env.put(DshellDSConstants.DISTRIBUTEDJARLEN + i, Long.toString(hdfsJarLen)); } } } // ========================================jar? // ========================================archive? if (containerArchivePaths.length != 0) { for (int i = 0; i < containerArchivePaths.length; i++) { String hdfsArchiveLocation = ""; String[] archiveNameSplit = containerArchivePaths[i].split("/"); String archiveName = archiveNameSplit[archiveNameSplit.length - 1]; long hdfsArchiveLen = 0; long hdfsArchiveTimestamp = 0; if (!containerArchivePaths[i].isEmpty()) { Path archiveSrc = new Path(containerArchivePaths[i]); String archivePathSuffix = appName + "/" + appId.toString() + "/" + archiveName; Path archiveDst = new Path(fs.getHomeDirectory(), archivePathSuffix); fs.copyFromLocalFile(false, true, archiveSrc, archiveDst); hdfsArchiveLocation = archiveDst.toUri().toString(); FileStatus archiveFileStatus = fs.getFileStatus(archiveDst); hdfsArchiveLen = archiveFileStatus.getLen(); hdfsArchiveTimestamp = archiveFileStatus.getModificationTime(); env.put(DshellDSConstants.DISTRIBUTEDARCHIVELOCATION + i, hdfsArchiveLocation); env.put(DshellDSConstants.DISTRIBUTEDARCHIVETIMESTAMP + i, Long.toString(hdfsArchiveTimestamp)); env.put(DshellDSConstants.DISTRIBUTEDARCHIVELEN + i, Long.toString(hdfsArchiveLen)); } } } // ========================================archive? // Add AppMaster.jar location to classpath // At some point we should not be required to add // the hadoop specific classpaths to the env. // It should be provided out of the box. // For now setting all required classpaths including // the classpath to "." for the application jar StringBuilder classPathEnv = new StringBuilder(Environment.CLASSPATH.$$()) .append(ApplicationConstants.CLASS_PATH_SEPARATOR).append("./*"); for (String c : conf.getStrings(YarnConfiguration.YARN_APPLICATION_CLASSPATH, YarnConfiguration.DEFAULT_YARN_CROSS_PLATFORM_APPLICATION_CLASSPATH)) { classPathEnv.append(ApplicationConstants.CLASS_PATH_SEPARATOR); classPathEnv.append(c.trim()); } classPathEnv.append(ApplicationConstants.CLASS_PATH_SEPARATOR).append("./log4j.properties"); // add the runtime classpath needed for tests to work if (conf.getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) { classPathEnv.append(':'); classPathEnv.append(System.getProperty("java.class.path")); } env.put("CLASSPATH", classPathEnv.toString()); amContainer.setEnvironment(env); // Set the necessary command to execute the application master Vector<CharSequence> vargs = new Vector<CharSequence>(30); // Set java executable command LOG.info("Setting up app master command"); vargs.add(Environment.JAVA_HOME.$$() + "/bin/java"); // Set Xmx based on am memory size vargs.add("-Xmx" + amMemory + "m"); // Set class name vargs.add(appMasterMainClass); // Set params for Application Master vargs.add("--container_memory " + String.valueOf(containerMemory)); vargs.add("--container_vcores " + String.valueOf(containerVirtualCores)); vargs.add("--num_containers " + String.valueOf(numContainers)); vargs.add("--priority " + String.valueOf(shellCmdPriority)); for (Map.Entry<String, String> entry : shellEnv.entrySet()) { vargs.add("--shell_env " + entry.getKey() + "=" + entry.getValue()); } if (debugFlag) { vargs.add("--debug"); } vargs.add("1>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stdout"); vargs.add("2>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stderr"); // Get final commmand StringBuilder command = new StringBuilder(); for (CharSequence str : vargs) { command.append(str).append(" "); } LOG.info("Completed setting up app master command " + command.toString()); List<String> commands = new ArrayList<String>(); commands.add(command.toString()); amContainer.setCommands(commands); // Set up resource type requirements // For now, both memory and vcores are supported, so we set memory and // vcores requirements Resource capability = Records.newRecord(Resource.class); capability.setMemory(amMemory); capability.setVirtualCores(amVCores); appContext.setResource(capability); // Service data is a binary blob that can be passed to the application // Not needed in this scenario // amContainer.setServiceData(serviceData); // Setup security tokens if (UserGroupInformation.isSecurityEnabled()) { Credentials credentials = new Credentials(); String tokenRenewer = conf.get(YarnConfiguration.RM_PRINCIPAL); if (tokenRenewer == null || tokenRenewer.length() == 0) { throw new IOException("Can't get Master Kerberos principal for the RM to use as renewer"); } // For now, only getting tokens for the default file-system. final Token<?> tokens[] = fs.addDelegationTokens(tokenRenewer, credentials); if (tokens != null) { for (Token<?> token : tokens) { LOG.info("Got dt for " + fs.getUri() + "; " + token); } } DataOutputBuffer dob = new DataOutputBuffer(); credentials.writeTokenStorageToStream(dob); ByteBuffer fsTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength()); amContainer.setTokens(fsTokens); } appContext.setAMContainerSpec(amContainer); // Set the priority for the application master Priority pri = Records.newRecord(Priority.class); // TODO - what is the range for priority? how to decide? pri.setPriority(amPriority); appContext.setPriority(pri); // Set the queue to which this application is to be submitted in the RM appContext.setQueue(amQueue); // Submit the application to the applications manager // SubmitApplicationResponse submitResp = // applicationsManager.submitApplication(appRequest); // Ignore the response as either a valid response object is returned on // success // or an exception thrown to denote some form of a failure LOG.info("Submitting application to ASM"); yarnClient.submitApplication(appContext); // TODO // Try submitting the same request again // app submission failure? // Monitor the application return monitorApplication(appId); }
From source file:io.amient.yarn1.YarnClient.java
License:Open Source License
/** * This method should be called by the implementing application static main * method. It does all the work around creating a yarn application and * submitting the request to the yarn resource manager. The class given in * the appClass argument will be run inside the yarn-allocated master * container.//from w w w. ja v a2 s. c om */ public static void submitApplicationMaster(Properties appConfig, Class<? extends YarnMaster> masterClass, String[] args, Boolean awaitCompletion) throws Exception { log.info("Yarn1 App Configuration:"); for (Object param : appConfig.keySet()) { log.info(param.toString() + " = " + appConfig.get(param).toString()); } String yarnConfigPath = appConfig.getProperty("yarn1.site", "/etc/hadoop"); String masterClassName = masterClass.getName(); appConfig.setProperty("yarn1.master.class", masterClassName); String applicationName = appConfig.getProperty("yarn1.application.name", masterClassName); log.info("--------------------------------------------------------------"); if (Boolean.valueOf(appConfig.getProperty("yarn1.local.mode", "false"))) { YarnMaster.run(appConfig, args); return; } int masterPriority = Integer.valueOf( appConfig.getProperty("yarn1.master.priority", String.valueOf(YarnMaster.DEFAULT_MASTER_PRIORITY))); int masterMemoryMb = Integer.valueOf(appConfig.getProperty("yarn1.master.memory.mb", String.valueOf(YarnMaster.DEFAULT_MASTER_MEMORY_MB))); int masterNumCores = Integer.valueOf( appConfig.getProperty("yarn1.master.num.cores", String.valueOf(YarnMaster.DEFAULT_MASTER_CORES))); String queue = appConfig.getProperty("yarn1.queue"); Configuration yarnConfig = new YarnConfiguration(); yarnConfig.addResource(new FileInputStream(yarnConfigPath + "/core-site.xml")); yarnConfig.addResource(new FileInputStream(yarnConfigPath + "/hdfs-site.xml")); yarnConfig.addResource(new FileInputStream(yarnConfigPath + "/yarn-site.xml")); for (Map.Entry<Object, Object> entry : appConfig.entrySet()) { yarnConfig.set(entry.getKey().toString(), entry.getValue().toString()); } final org.apache.hadoop.yarn.client.api.YarnClient yarnClient = org.apache.hadoop.yarn.client.api.YarnClient .createYarnClient(); yarnClient.init(yarnConfig); yarnClient.start(); for (NodeReport report : yarnClient.getNodeReports(NodeState.RUNNING)) { log.debug("Node report:" + report.getNodeId() + " @ " + report.getHttpAddress() + " | " + report.getCapability()); } log.info("Submitting application master class " + masterClassName); YarnClientApplication app = yarnClient.createApplication(); GetNewApplicationResponse appResponse = app.getNewApplicationResponse(); final ApplicationId appId = appResponse.getApplicationId(); if (appId == null) { System.exit(111); } else { appConfig.setProperty("am.timestamp", String.valueOf(appId.getClusterTimestamp())); appConfig.setProperty("am.id", String.valueOf(appId.getId())); } YarnClient.distributeResources(yarnConfig, appConfig, applicationName); String masterJvmArgs = appConfig.getProperty("yarn1.master.jvm.args", ""); YarnContainerContext masterContainer = new YarnContainerContext(yarnConfig, appConfig, masterJvmArgs, masterPriority, masterMemoryMb, masterNumCores, applicationName, YarnMaster.class, args); ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext(); appContext.setApplicationName(masterClassName); appContext.setResource(masterContainer.capability); appContext.setPriority(masterContainer.priority); appContext.setQueue(queue); appContext.setApplicationType(appConfig.getProperty("yarn1.application.type", "YARN")); appContext.setAMContainerSpec(masterContainer.createContainerLaunchContext()); log.info("Master container spec: " + masterContainer.capability); yarnClient.submitApplication(appContext); ApplicationReport report = yarnClient.getApplicationReport(appId); log.info("Tracking URL: " + report.getTrackingUrl()); if (awaitCompletion) { Runtime.getRuntime().addShutdownHook(new Thread() { @Override public void run() { if (!yarnClient.isInState(Service.STATE.STOPPED)) { log.info("Killing yarn application in shutdown hook"); try { yarnClient.killApplication(appId); } catch (Throwable e) { log.error("Failed to kill yarn application - please check YARN Resource Manager", e); } } } }); float lastProgress = -0.0f; while (true) { try { Thread.sleep(10000); report = yarnClient.getApplicationReport(appId); if (lastProgress != report.getProgress()) { lastProgress = report.getProgress(); log.info(report.getApplicationId() + " " + (report.getProgress() * 100.00) + "% " + (System.currentTimeMillis() - report.getStartTime()) + "(ms) " + report.getDiagnostics()); } if (!report.getFinalApplicationStatus().equals(FinalApplicationStatus.UNDEFINED)) { log.info(report.getApplicationId() + " " + report.getFinalApplicationStatus()); log.info("Tracking url: " + report.getTrackingUrl()); log.info("Finish time: " + ((System.currentTimeMillis() - report.getStartTime()) / 1000) + "(s)"); break; } } catch (Throwable e) { log.error("Master Heart Beat Error - terminating", e); yarnClient.killApplication(appId); Thread.sleep(2000); } } yarnClient.stop(); if (!report.getFinalApplicationStatus().equals(FinalApplicationStatus.SUCCEEDED)) { System.exit(112); } } yarnClient.stop(); }
From source file:io.hops.tensorflow.Client.java
License:Apache License
private ApplicationSubmissionContext createApplicationSubmissionContext(YarnClientApplication app, ContainerLaunchContext containerContext) { ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext(); if (name == null) { appContext.setApplicationName(mainRelativePath); } else {// www.j av a 2 s .co m appContext.setApplicationName(name); } appContext.setApplicationType("YARNTF"); appContext.setMaxAppAttempts(maxAppAttempts); appContext.setKeepContainersAcrossApplicationAttempts(keepContainers); appContext.setAttemptFailuresValidityInterval(attemptFailuresValidityInterval); if (null != nodeLabelExpression) { appContext.setNodeLabelExpression(nodeLabelExpression); } appContext.setResource(Resource.newInstance(amMemory, amVCores)); appContext.setAMContainerSpec(containerContext); appContext.setPriority(Priority.newInstance(amPriority)); appContext.setQueue(amQueue); // the queue to which this application is to be submitted in the RM return appContext; }
From source file:me.haosdent.noya.Client.java
License:Apache License
/** * Main run function for the client/*from www . j a va2s.c om*/ * * @return true if application completed successfully * * @throws java.io.IOException * @throws org.apache.hadoop.yarn.exceptions.YarnException */ public boolean run() throws IOException, YarnException { LOG.info("Running Client"); yarnClient.start(); YarnClusterMetrics clusterMetrics = yarnClient.getYarnClusterMetrics(); LOG.info("Got Cluster metric info from ASM" + ", numNodeManagers=" + clusterMetrics.getNumNodeManagers()); List<NodeReport> clusterNodeReports = yarnClient.getNodeReports(NodeState.RUNNING); LOG.info("Got Cluster node info from ASM"); for (NodeReport node : clusterNodeReports) { LOG.info("Got node report from ASM for" + ", nodeId=" + node.getNodeId() + ", nodeAddress" + node.getHttpAddress() + ", nodeRackName" + node.getRackName() + ", nodeNumContainers" + node.getNumContainers()); } QueueInfo queueInfo = yarnClient.getQueueInfo(this.amQueue); LOG.info("Queue info" + ", queueName=" + queueInfo.getQueueName() + ", queueCurrentCapacity=" + queueInfo.getCurrentCapacity() + ", queueMaxCapacity=" + queueInfo.getMaximumCapacity() + ", queueApplicationCount=" + queueInfo.getApplications().size() + ", queueChildQueueCount=" + queueInfo.getChildQueues().size()); List<QueueUserACLInfo> listAclInfo = yarnClient.getQueueAclsInfo(); for (QueueUserACLInfo aclInfo : listAclInfo) { for (QueueACL userAcl : aclInfo.getUserAcls()) { LOG.info("User ACL Info for Queue" + ", queueName=" + aclInfo.getQueueName() + ", userAcl=" + userAcl.name()); } } // Get a new application id YarnClientApplication app = yarnClient.createApplication(); GetNewApplicationResponse appResponse = app.getNewApplicationResponse(); // TODO get min/max resource capabilities from RM and change memory ask if needed // If we do not have min/max, we may not be able to correctly request // the required resources from the RM for the app master // Memory ask has to be a multiple of min and less than max. // Dump out information about cluster capability as seen by the resource manager 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; } int maxVCores = appResponse.getMaximumResourceCapability().getVirtualCores(); LOG.info("Max virtual cores capabililty of resources in this cluster " + maxVCores); if (amVCores > maxVCores) { LOG.info("AM virtual cores specified above max threshold of cluster. " + "Using max value." + ", specified=" + amVCores + ", max=" + maxVCores); amVCores = maxVCores; } // set the application name ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext(); ApplicationId appId = appContext.getApplicationId(); //appContext.setKeepContainersAcrossApplicationAttempts(keepContainers); appContext.setApplicationName(appName); // Set up the container launch context for the application master ContainerLaunchContext amContainer = Records.newRecord(ContainerLaunchContext.class); // set local resources for the application master // local files or archives as needed // In this scenario, the jar file for the application master is part of the local resources Map<String, LocalResource> localResources = new HashMap<String, LocalResource>(); 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 FileSystem fs = FileSystem.get(conf); addToLocalResources(fs, appMasterJar, appMasterJarPath, appId.toString(), localResources, null); // Set the log4j properties if needed if (!log4jPropFile.isEmpty()) { addToLocalResources(fs, log4jPropFile, log4jPath, appId.toString(), localResources, null); } // The shell script has to be made available on the final container(s) // where it will be executed. // To do this, we need to first copy into the filesystem that is visible // to the yarn framework. // We do not need to set this as a local resource for the application // master as the application master does not need it. String hdfsShellScriptLocation = ""; long hdfsShellScriptLen = 0; long hdfsShellScriptTimestamp = 0; if (!shellScriptPath.isEmpty()) { Path shellSrc = new Path(shellScriptPath); String shellPathSuffix = appName + "/" + appId.toString() + "/" + SCRIPT_PATH; Path shellDst = new Path(fs.getHomeDirectory(), shellPathSuffix); fs.copyFromLocalFile(false, true, shellSrc, shellDst); hdfsShellScriptLocation = shellDst.toUri().toString(); FileStatus shellFileStatus = fs.getFileStatus(shellDst); hdfsShellScriptLen = shellFileStatus.getLen(); hdfsShellScriptTimestamp = shellFileStatus.getModificationTime(); } if (!shellCommand.isEmpty()) { addToLocalResources(fs, null, shellCommandPath, appId.toString(), localResources, shellCommand); } if (shellArgs.length > 0) { addToLocalResources(fs, null, shellArgsPath, appId.toString(), localResources, StringUtils.join(shellArgs, " ")); } // Set local resource info into app master container launch context amContainer.setLocalResources(localResources); // Set the necessary security tokens as needed //amContainer.setContainerTokens(containerToken); // Set the env variables to be setup in the env where the application master will be run LOG.info("Set the environment for the application master"); Map<String, String> env = new HashMap<String, String>(); // put location of shell script into env // using the env info, the application master will create the correct local resource for the // eventual containers that will be launched to execute the shell scripts env.put(DSConstants.DISTRIBUTEDSHELLSCRIPTLOCATION, hdfsShellScriptLocation); env.put(DSConstants.DISTRIBUTEDSHELLSCRIPTTIMESTAMP, Long.toString(hdfsShellScriptTimestamp)); env.put(DSConstants.DISTRIBUTEDSHELLSCRIPTLEN, Long.toString(hdfsShellScriptLen)); // Add AppMaster.jar location to classpath // At some point we should not be required to add // the hadoop specific classpaths to the env. // It should be provided out of the box. // For now setting all required classpaths including // the classpath to "." for the application jar StringBuilder classPathEnv = new StringBuilder(ApplicationConstants.Environment.CLASSPATH.$$()) .append(ApplicationConstants.CLASS_PATH_SEPARATOR).append("./*"); for (String c : conf.getStrings(YarnConfiguration.YARN_APPLICATION_CLASSPATH, ApplicationConstants.DEFAULT_YARN_CROSS_PLATFORM_APPLICATION_CLASSPATH)) { classPathEnv.append(ApplicationConstants.CLASS_PATH_SEPARATOR); classPathEnv.append(c.trim()); } classPathEnv.append(ApplicationConstants.CLASS_PATH_SEPARATOR).append("./log4j.properties"); // add the runtime classpath needed for tests to work if (conf.getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) { classPathEnv.append(':'); classPathEnv.append(System.getProperty("java.class.path")); } env.put("CLASSPATH", classPathEnv.toString()); amContainer.setEnvironment(env); // Set the necessary command to execute the application master Vector<CharSequence> vargs = new Vector<CharSequence>(30); // Set java executable command LOG.info("Setting up app master command"); vargs.add(ApplicationConstants.Environment.JAVA_HOME.$$() + "/bin/java"); // Set Xmx based on am memory size vargs.add("-Xmx" + amMemory + "m"); // Set class name vargs.add(appMasterMainClass); // Set params for Application Master vargs.add("--container_memory " + String.valueOf(containerMemory)); vargs.add("--container_vcores " + String.valueOf(containerVirtualCores)); vargs.add("--num_containers " + String.valueOf(numContainers)); vargs.add("--priority " + String.valueOf(shellCmdPriority)); for (Map.Entry<String, String> entry : shellEnv.entrySet()) { vargs.add("--shell_env " + entry.getKey() + "=" + entry.getValue()); } if (debugFlag) { vargs.add("--debug"); } vargs.add("1>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stdout"); vargs.add("2>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stderr"); // Get final commmand StringBuilder command = new StringBuilder(); for (CharSequence str : vargs) { command.append(str).append(" "); } LOG.info("Completed setting up app master command " + command.toString()); List<String> commands = new ArrayList<String>(); //commands.add(command.toString()); commands.add("echo 'hello' >/tmp/yarn_test"); amContainer.setCommands(commands); // Set up resource type requirements // For now, both memory and vcores are supported, so we set memory and // vcores requirements Resource capability = Records.newRecord(Resource.class); capability.setMemory(amMemory); capability.setVirtualCores(amVCores); appContext.setResource(capability); // Service data is a binary blob that can be passed to the application // Not needed in this scenario // amContainer.setServiceData(serviceData); // Setup security tokens if (UserGroupInformation.isSecurityEnabled()) { Credentials credentials = new Credentials(); String tokenRenewer = conf.get(YarnConfiguration.RM_PRINCIPAL); if (tokenRenewer == null || tokenRenewer.length() == 0) { throw new IOException("Can't get Master Kerberos principal for the RM to use as renewer"); } // For now, only getting tokens for the default file-system. final Token<?> tokens[] = fs.addDelegationTokens(tokenRenewer, credentials); if (tokens != null) { for (Token<?> token : tokens) { LOG.info("Got dt for " + fs.getUri() + "; " + token); } } DataOutputBuffer dob = new DataOutputBuffer(); credentials.writeTokenStorageToStream(dob); ByteBuffer fsTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength()); amContainer.setTokens(fsTokens); } appContext.setAMContainerSpec(amContainer); // Set the priority for the application master Priority pri = Records.newRecord(Priority.class); // TODO - what is the range for priority? how to decide? pri.setPriority(amPriority); appContext.setPriority(pri); // Set the queue to which this application is to be submitted in the RM appContext.setQueue(amQueue); // Submit the application to the applications manager // SubmitApplicationResponse submitResp = applicationsManager.submitApplication(appRequest); // Ignore the response as either a valid response object is returned on success // or an exception thrown to denote some form of a failure LOG.info("Submitting application to ASM"); yarnClient.submitApplication(appContext); // TODO // Try submitting the same request again // app submission failure? // Monitor the application return monitorApplication(appId); }
From source file:ml.shifu.guagua.yarn.GuaguaYarnClient.java
License:Apache License
/** * To submit an app to yarn cluster and monitor the status. *///from w w w. j a v a2 s .c o m public int run(String[] args) throws Exception { LOG.info("Running Client"); this.yarnClient.start(); // request an application id from the RM. Get a new application id firstly. YarnClientApplication app = this.yarnClient.createApplication(); GetNewApplicationResponse getNewAppResponse = app.getNewApplicationResponse(); // check cluster status. checkPerNodeResourcesAvailable(getNewAppResponse); // configure our request for an exec container ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext(); this.setAppId(appContext.getApplicationId()); LOG.info("Obtained new application ID: {}", this.getAppId()); // set app id and app name appContext.setApplicationId(this.getAppId()); this.setAppName(getConf().get(GuaguaYarnConstants.GUAGUA_YARN_APP_NAME)); appContext.setApplicationName(this.getAppName()); prepareInputSplits(); // copy local resources to hdfs app folder copyResourcesToFS(); appContext.setMaxAppAttempts(GuaguaYarnConstants.GUAGAU_APP_MASTER_DEFAULT_ATTMPTS); appContext.setQueue(getConf().get(GuaguaYarnConstants.GUAGUA_YARN_QUEUE_NAME, GuaguaYarnConstants.GUAGUA_YARN_DEFAULT_QUEUE_NAME)); Resource capability = Records.newRecord(Resource.class); capability.setMemory(getConf().getInt(GuaguaYarnConstants.GUAGUA_YARN_MASTER_MEMORY, GuaguaYarnConstants.GUAGUA_YARN_DEFAULT_MASTER_MEMORY)); capability.setVirtualCores(getConf().getInt(GuaguaYarnConstants.GUAGUA_YARN_MASTER_VCORES, GuaguaYarnConstants.GUAGUA_YARN_MASTER_DEFAULT_VCORES)); appContext.setResource(capability); // Set the priority for the application master Priority pri = Records.newRecord(Priority.class); pri.setPriority(getConf().getInt(GuaguaYarnConstants.GUAGUA_YARN_MASTER_PRIORITY, GuaguaYarnConstants.GUAGUA_YARN_DEFAULT_PRIORITY)); appContext.setPriority(pri); ContainerLaunchContext containerContext = buildContainerLaunchContext(); appContext.setAMContainerSpec(containerContext); try { LOG.info("Submitting application to ASM"); // obtain an "updated copy" of the appId for status checks/job kill later this.setAppId(this.yarnClient.submitApplication(appContext)); LOG.info("Got new appId after submission : {}", getAppId()); } catch (YarnException yre) { // try another time LOG.info("Submitting application again to ASM"); // obtain an "updated copy" of the appId for status checks/job kill later this.setAppId(this.yarnClient.submitApplication(appContext)); LOG.info("Got new appId after submission : {}", getAppId()); } LOG.info("GuaguaAppMaster container request was submitted to ResourceManager for job: {}", getAppName()); return awaitYarnJobCompletion(); }
From source file:org.apache.drill.yarn.core.AppSpec.java
License:Apache License
/** * Given this generic description of an application, create the detailed YARN * application submission context required to launch the application. * * @param conf/*from ww w.j av a2s . c o m*/ * the YARN configuration obtained by reading the Hadoop * configuration files * @param app * the YARN definition of the client application to be populated from * this generic description * @return the completed application launch context for the given application * @throws IOException * if localized resources are not found in the distributed file * system (such as HDFS) */ public ApplicationSubmissionContext createAppLaunchContext(YarnConfiguration conf, YarnClientApplication app) throws IOException { ContainerLaunchContext amContainer = createLaunchContext(conf); // Finally, set-up ApplicationSubmissionContext for the application ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext(); appContext.setApplicationName(appName); // application name appContext.setAMContainerSpec(amContainer); appContext.setResource(getCapability()); appContext.setQueue(queueName); // queue appContext.setPriority(Priority.newInstance(priority)); if (!DoYUtil.isBlank(nodeLabelExpr)) { LOG.info("Requesting to run the AM using node expression: " + nodeLabelExpr); appContext.setNodeLabelExpression(nodeLabelExpr); } appContext.setUnmanagedAM(unmanaged); // Only try the AM once. It will fail if things are misconfigured. Retrying // is unlikely // to fix the configuration problem. appContext.setMaxAppAttempts(1); // TODO: Security tokens return appContext; }
From source file:org.apache.gobblin.yarn.GobblinYarnAppLauncher.java
License:Apache License
/** * Setup and submit the Gobblin Yarn application. * * @throws IOException if there's anything wrong setting up and submitting the Yarn application * @throws YarnException if there's anything wrong setting up and submitting the Yarn application *///from ww w . j av a2 s . com @VisibleForTesting ApplicationId setupAndSubmitApplication() throws IOException, YarnException { YarnClientApplication gobblinYarnApp = this.yarnClient.createApplication(); ApplicationSubmissionContext appSubmissionContext = gobblinYarnApp.getApplicationSubmissionContext(); appSubmissionContext.setApplicationType(GOBBLIN_YARN_APPLICATION_TYPE); ApplicationId applicationId = appSubmissionContext.getApplicationId(); GetNewApplicationResponse newApplicationResponse = gobblinYarnApp.getNewApplicationResponse(); // Set up resource type requirements for ApplicationMaster Resource resource = prepareContainerResource(newApplicationResponse); // Add lib jars, and jars and files that the ApplicationMaster need as LocalResources Map<String, LocalResource> appMasterLocalResources = addAppMasterLocalResources(applicationId); ContainerLaunchContext amContainerLaunchContext = Records.newRecord(ContainerLaunchContext.class); amContainerLaunchContext.setLocalResources(appMasterLocalResources); amContainerLaunchContext.setEnvironment(YarnHelixUtils.getEnvironmentVariables(this.yarnConfiguration)); amContainerLaunchContext .setCommands(Lists.newArrayList(buildApplicationMasterCommand(resource.getMemory()))); Map<ApplicationAccessType, String> acls = new HashMap<>(1); acls.put(ApplicationAccessType.VIEW_APP, this.appViewAcl); amContainerLaunchContext.setApplicationACLs(acls); if (UserGroupInformation.isSecurityEnabled()) { setupSecurityTokens(amContainerLaunchContext); } // Setup the application submission context appSubmissionContext.setApplicationName(this.applicationName); appSubmissionContext.setResource(resource); appSubmissionContext.setQueue(this.appQueueName); appSubmissionContext.setPriority(Priority.newInstance(0)); appSubmissionContext.setAMContainerSpec(amContainerLaunchContext); // Also setup container local resources by copying local jars and files the container need to HDFS addContainerLocalResources(applicationId); // Submit the application LOGGER.info("Submitting application " + applicationId); this.yarnClient.submitApplication(appSubmissionContext); LOGGER.info("Application successfully submitted and accepted"); ApplicationReport applicationReport = this.yarnClient.getApplicationReport(applicationId); LOGGER.info("Application Name: " + applicationReport.getName()); LOGGER.info("Application Tracking URL: " + applicationReport.getTrackingUrl()); LOGGER.info("Application User: " + applicationReport.getUser() + " Queue: " + applicationReport.getQueue()); return applicationId; }
From source file:org.apache.gobblin.yarn.YarnServiceTest.java
License:Apache License
private void startApp() throws Exception { // submit a dummy app ApplicationSubmissionContext appSubmissionContext = yarnClient.createApplication() .getApplicationSubmissionContext(); this.applicationId = appSubmissionContext.getApplicationId(); ContainerLaunchContext containerLaunchContext = BuilderUtils.newContainerLaunchContext( Collections.emptyMap(), Collections.emptyMap(), Arrays.asList("sleep", "100"), Collections.emptyMap(), null, Collections.emptyMap()); // Setup the application submission context appSubmissionContext.setApplicationName("TestApp"); appSubmissionContext.setResource(Resource.newInstance(128, 1)); appSubmissionContext.setPriority(Priority.newInstance(0)); appSubmissionContext.setAMContainerSpec(containerLaunchContext); this.yarnClient.submitApplication(appSubmissionContext); // wait for application to be accepted int i;//from w w w .j a va 2s . c om RMAppAttempt attempt = null; for (i = 0; i < 120; i++) { ApplicationReport appReport = yarnClient.getApplicationReport(applicationId); if (appReport.getYarnApplicationState() == YarnApplicationState.ACCEPTED) { this.applicationAttemptId = appReport.getCurrentApplicationAttemptId(); attempt = yarnCluster.getResourceManager().getRMContext().getRMApps() .get(appReport.getCurrentApplicationAttemptId().getApplicationId()).getCurrentAppAttempt(); break; } Thread.sleep(1000); } Assert.assertTrue(i < 120, "timed out waiting for ACCEPTED state"); // Set the AM-RM token in the UGI for access during testing UserGroupInformation.setLoginUser( UserGroupInformation.createRemoteUser(UserGroupInformation.getCurrentUser().getUserName())); UserGroupInformation.getCurrentUser().addToken(attempt.getAMRMToken()); }
From source file:org.apache.helix.provisioning.yarn.AppLauncher.java
License:Apache License
public boolean launch() throws Exception { LOG.info("Running Client"); yarnClient.start();//w w w . ja va 2 s.c o m // Get a new application id YarnClientApplication app = yarnClient.createApplication(); GetNewApplicationResponse appResponse = app.getNewApplicationResponse(); // TODO get min/max resource capabilities from RM and change memory ask if needed // If we do not have min/max, we may not be able to correctly request // the required resources from the RM for the app master // Memory ask has to be a multiple of min and less than max. // Dump out information about cluster capability as seen by the resource manager int maxMem = appResponse.getMaximumResourceCapability().getMemory(); LOG.info("Max mem capabililty of resources in this cluster " + maxMem); // set the application name ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext(); _appId = appContext.getApplicationId(); _appMasterConfig.setAppId(_appId.getId()); String appName = _applicationSpec.getAppName(); _appMasterConfig.setAppName(appName); _appMasterConfig.setApplicationSpecFactory(_applicationSpecFactory.getClass().getCanonicalName()); appContext.setApplicationName(appName); // Set up the container launch context for the application master ContainerLaunchContext amContainer = Records.newRecord(ContainerLaunchContext.class); LOG.info("Copy Application archive file 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 FileSystem fs = FileSystem.get(_conf); // get packages for each component packages Map<String, URI> packages = new HashMap<String, URI>(); packages.put(AppMasterConfig.AppEnvironment.APP_MASTER_PKG.toString(), appMasterArchive.toURI()); packages.put(AppMasterConfig.AppEnvironment.APP_SPEC_FILE.toString(), _yamlConfigFile.toURI()); for (String serviceName : _applicationSpec.getServices()) { packages.put(serviceName, _applicationSpec.getServicePackage(serviceName)); } Map<String, Path> hdfsDest = new HashMap<String, Path>(); Map<String, String> classpathMap = new HashMap<String, String>(); for (String name : packages.keySet()) { URI uri = packages.get(name); Path dst = copyToHDFS(fs, name, uri); hdfsDest.put(name, dst); String classpath = generateClasspathAfterExtraction(name, new File(uri)); classpathMap.put(name, classpath); _appMasterConfig.setClasspath(name, classpath); String serviceMainClass = _applicationSpec.getServiceMainClass(name); if (serviceMainClass != null) { _appMasterConfig.setMainClass(name, serviceMainClass); } } // Get YAML files describing all workflows to immediately start Map<String, URI> workflowFiles = new HashMap<String, URI>(); List<TaskConfig> taskConfigs = _applicationSpec.getTaskConfigs(); if (taskConfigs != null) { for (TaskConfig taskConfig : taskConfigs) { URI configUri = taskConfig.getYamlURI(); if (taskConfig.name != null && configUri != null) { workflowFiles.put(taskConfig.name, taskConfig.getYamlURI()); } } } // set local resources for the application master // local files or archives as needed // In this scenario, the jar file for the application master is part of the local resources Map<String, LocalResource> localResources = new HashMap<String, LocalResource>(); LocalResource appMasterPkg = setupLocalResource(fs, hdfsDest.get(AppMasterConfig.AppEnvironment.APP_MASTER_PKG.toString())); LocalResource appSpecFile = setupLocalResource(fs, hdfsDest.get(AppMasterConfig.AppEnvironment.APP_SPEC_FILE.toString())); localResources.put(AppMasterConfig.AppEnvironment.APP_MASTER_PKG.toString(), appMasterPkg); localResources.put(AppMasterConfig.AppEnvironment.APP_SPEC_FILE.toString(), appSpecFile); for (String name : workflowFiles.keySet()) { URI uri = workflowFiles.get(name); Path dst = copyToHDFS(fs, name, uri); LocalResource taskLocalResource = setupLocalResource(fs, dst); localResources.put(AppMasterConfig.AppEnvironment.TASK_CONFIG_FILE.toString() + "_" + name, taskLocalResource); } // Set local resource info into app master container launch context amContainer.setLocalResources(localResources); // Set the necessary security tokens as needed // amContainer.setContainerTokens(containerToken); // Add AppMaster.jar location to classpath // At some point we should not be required to add // the hadoop specific classpaths to the env. // It should be provided out of the box. // For now setting all required classpaths including // the classpath to "." for the application jar StringBuilder classPathEnv = new StringBuilder(Environment.CLASSPATH.$()).append(File.pathSeparatorChar) .append("./*").append(File.pathSeparatorChar); classPathEnv.append(classpathMap.get(AppMasterConfig.AppEnvironment.APP_MASTER_PKG.toString())); for (String c : _conf.getStrings(YarnConfiguration.YARN_APPLICATION_CLASSPATH, YarnConfiguration.DEFAULT_YARN_APPLICATION_CLASSPATH)) { classPathEnv.append(File.pathSeparatorChar); classPathEnv.append(c.trim()); } classPathEnv.append(File.pathSeparatorChar).append("./log4j.properties"); // add the runtime classpath needed for tests to work if (_conf.getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) { classPathEnv.append(':'); classPathEnv.append(System.getProperty("java.class.path")); } LOG.info("\n\n Setting the classpath to launch AppMaster:\n\n"); // Set the env variables to be setup in the env where the application master will be run Map<String, String> env = new HashMap<String, String>(_appMasterConfig.getEnv()); env.put("CLASSPATH", classPathEnv.toString()); amContainer.setEnvironment(env); // Set the necessary command to execute the application master Vector<CharSequence> vargs = new Vector<CharSequence>(30); // Set java executable command LOG.info("Setting up app master launch command"); vargs.add(Environment.JAVA_HOME.$() + "/bin/java"); int amMemory = 4096; // Set Xmx based on am memory size vargs.add("-Xmx" + amMemory + "m"); // Set class name vargs.add(AppMasterLauncher.class.getCanonicalName()); // Set params for Application Master // vargs.add("--num_containers " + String.valueOf(numContainers)); vargs.add("1>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stdout"); vargs.add("2>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stderr"); // Get final commmand StringBuilder command = new StringBuilder(); for (CharSequence str : vargs) { command.append(str).append(" "); } LOG.info("Completed setting up app master command " + command.toString()); List<String> commands = new ArrayList<String>(); commands.add(command.toString()); amContainer.setCommands(commands); // Set up resource type requirements // For now, only memory is supported so we set memory requirements Resource capability = Records.newRecord(Resource.class); capability.setMemory(amMemory); appContext.setResource(capability); // Service data is a binary blob that can be passed to the application // Not needed in this scenario // amContainer.setServiceData(serviceData); // Setup security tokens if (UserGroupInformation.isSecurityEnabled()) { Credentials credentials = new Credentials(); String tokenRenewer = _conf.get(YarnConfiguration.RM_PRINCIPAL); if (tokenRenewer == null || tokenRenewer.length() == 0) { throw new IOException("Can't get Master Kerberos principal for the RM to use as renewer"); } // For now, only getting tokens for the default file-system. final Token<?> tokens[] = fs.addDelegationTokens(tokenRenewer, credentials); if (tokens != null) { for (Token<?> token : tokens) { LOG.info("Got dt for " + fs.getUri() + "; " + token); } } DataOutputBuffer dob = new DataOutputBuffer(); credentials.writeTokenStorageToStream(dob); ByteBuffer fsTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength()); amContainer.setTokens(fsTokens); } appContext.setAMContainerSpec(amContainer); // Set the priority for the application master Priority pri = Records.newRecord(Priority.class); int amPriority = 0; // TODO - what is the range for priority? how to decide? pri.setPriority(amPriority); appContext.setPriority(pri); String amQueue = "default"; // Set the queue to which this application is to be submitted in the RM appContext.setQueue(amQueue); LOG.info("Submitting application to YARN Resource Manager"); ApplicationId applicationId = yarnClient.submitApplication(appContext); LOG.info("Submitted application with applicationId:" + applicationId); return true; }
From source file:org.apache.metron.maas.service.Client.java
License:Apache License
/** * Main run function for the client//from w w w. ja va 2 s. co m * @return true if application completed successfully * @throws IOException * @throws YarnException */ public boolean run() throws IOException, YarnException { LOG.info("Running Client"); yarnClient.start(); YarnClusterMetrics clusterMetrics = yarnClient.getYarnClusterMetrics(); LOG.info("Got Cluster metric info from ASM" + ", numNodeManagers=" + clusterMetrics.getNumNodeManagers()); List<NodeReport> clusterNodeReports = yarnClient.getNodeReports(NodeState.RUNNING); LOG.info("Got Cluster node info from ASM"); for (NodeReport node : clusterNodeReports) { LOG.info("Got node report from ASM for" + ", nodeId=" + node.getNodeId() + ", nodeAddress" + node.getHttpAddress() + ", nodeRackName" + node.getRackName() + ", nodeNumContainers" + node.getNumContainers()); } QueueInfo queueInfo = yarnClient.getQueueInfo(this.amQueue); LOG.info("Queue info" + ", queueName=" + queueInfo.getQueueName() + ", queueCurrentCapacity=" + queueInfo.getCurrentCapacity() + ", queueMaxCapacity=" + queueInfo.getMaximumCapacity() + ", queueApplicationCount=" + queueInfo.getApplications().size() + ", queueChildQueueCount=" + queueInfo.getChildQueues().size()); List<QueueUserACLInfo> listAclInfo = yarnClient.getQueueAclsInfo(); for (QueueUserACLInfo aclInfo : listAclInfo) { for (QueueACL userAcl : aclInfo.getUserAcls()) { LOG.info("User ACL Info for Queue" + ", queueName=" + aclInfo.getQueueName() + ", userAcl=" + userAcl.name()); } } if (domainId != null && domainId.length() > 0 && toCreateDomain) { prepareTimelineDomain(); } // Get a new application id YarnClientApplication app = yarnClient.createApplication(); GetNewApplicationResponse appResponse = app.getNewApplicationResponse(); // TODO get min/max resource capabilities from RM and change memory ask if needed // If we do not have min/max, we may not be able to correctly request // the required resources from the RM for the app master // Memory ask has to be a multiple of min and less than max. // Dump out information about cluster capability as seen by the resource manager 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; } int maxVCores = appResponse.getMaximumResourceCapability().getVirtualCores(); LOG.info("Max virtual cores capabililty of resources in this cluster " + maxVCores); if (amVCores > maxVCores) { LOG.info("AM virtual cores specified above max threshold of cluster. " + "Using max value." + ", specified=" + amVCores + ", max=" + maxVCores); amVCores = maxVCores; } // set the application name ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext(); ApplicationId appId = appContext.getApplicationId(); appContext.setKeepContainersAcrossApplicationAttempts(keepContainers); appContext.setApplicationName(appName); if (attemptFailuresValidityInterval >= 0) { appContext.setAttemptFailuresValidityInterval(attemptFailuresValidityInterval); } // set local resources for the application master // local files or archives as needed // In this scenario, the jar file for the application master is part of the local resources Map<String, LocalResource> localResources = new HashMap<String, LocalResource>(); 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 FileSystem fs = FileSystem.get(conf); Path ajPath = addToLocalResources(fs, appMasterJar, appMasterJarPath, appId.toString(), localResources, null); // Set the log4j properties if needed if (!log4jPropFile.isEmpty()) { addToLocalResources(fs, log4jPropFile, log4jPath, appId.toString(), localResources, null); } // Set the necessary security tokens as needed //amContainer.setContainerTokens(containerToken); // Set the env variables to be setup in the env where the application master will be run LOG.info("Set the environment for the application master"); Map<String, String> env = new HashMap<String, String>(); // put location of shell script into env // using the env info, the application master will create the correct local resource for the // eventual containers that will be launched to execute the shell scripts if (domainId != null && domainId.length() > 0) { env.put(Constants.TIMELINEDOMAIN, domainId); } // Add AppMaster.jar location to classpath // At some point we should not be required to add // the hadoop specific classpaths to the env. // It should be provided out of the box. // For now setting all required classpaths including // the classpath to "." for the application jar StringBuilder classPathEnv = new StringBuilder(Environment.CLASSPATH.$$()) .append(ApplicationConstants.CLASS_PATH_SEPARATOR).append("./*"); for (String c : conf.getStrings(YarnConfiguration.YARN_APPLICATION_CLASSPATH, YarnConfiguration.DEFAULT_YARN_CROSS_PLATFORM_APPLICATION_CLASSPATH)) { classPathEnv.append(ApplicationConstants.CLASS_PATH_SEPARATOR); classPathEnv.append(c.trim()); } classPathEnv.append(ApplicationConstants.CLASS_PATH_SEPARATOR).append("./log4j.properties"); // add the runtime classpath needed for tests to work if (conf.getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) { classPathEnv.append(':'); classPathEnv.append(System.getProperty("java.class.path")); } env.put("CLASSPATH", classPathEnv.toString()); // Set the necessary command to execute the application master Vector<CharSequence> vargs = new Vector<CharSequence>(30); // Set java executable command LOG.info("Setting up app master command"); vargs.add(Environment.JAVA_HOME.$$() + "/bin/java"); // Set Xmx based on am memory size vargs.add("-Xmx" + amMemory + "m"); // Set class name vargs.add(appMasterMainClass); // Set params for Application Master vargs.add(ApplicationMaster.AMOptions.toArgs(ApplicationMaster.AMOptions.ZK_QUORUM.of(zkQuorum), ApplicationMaster.AMOptions.ZK_ROOT.of(zkRoot), ApplicationMaster.AMOptions.APP_JAR_PATH.of(ajPath.toString()))); if (null != nodeLabelExpression) { appContext.setNodeLabelExpression(nodeLabelExpression); } for (Map.Entry<String, String> entry : shellEnv.entrySet()) { vargs.add("--shell_env " + entry.getKey() + "=" + entry.getValue()); } vargs.add("1>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stdout"); vargs.add("2>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stderr"); // Get final commmand StringBuilder command = new StringBuilder(); for (CharSequence str : vargs) { command.append(str).append(" "); } LOG.info("Completed setting up app master command " + command.toString()); List<String> commands = new ArrayList<String>(); commands.add(command.toString()); // Set up the container launch context for the application master ContainerLaunchContext amContainer = ContainerLaunchContext.newInstance(localResources, env, commands, null, null, null); // Set up resource type requirements // For now, both memory and vcores are supported, so we set memory and // vcores requirements Resource capability = Resource.newInstance(amMemory, amVCores); appContext.setResource(capability); // Service data is a binary blob that can be passed to the application // Not needed in this scenario // Setup security tokens if (UserGroupInformation.isSecurityEnabled()) { // Note: Credentials class is marked as LimitedPrivate for HDFS and MapReduce Credentials credentials = new Credentials(); String tokenRenewer = conf.get(YarnConfiguration.RM_PRINCIPAL); if (tokenRenewer == null || tokenRenewer.length() == 0) { throw new IOException("Can't get Master Kerberos principal for the RM to use as renewer"); } // For now, only getting tokens for the default file-system. final Token<?> tokens[] = fs.addDelegationTokens(tokenRenewer, credentials); if (tokens != null) { for (Token<?> token : tokens) { LOG.info("Got dt for " + fs.getUri() + "; " + token); } } DataOutputBuffer dob = new DataOutputBuffer(); credentials.writeTokenStorageToStream(dob); ByteBuffer fsTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength()); amContainer.setTokens(fsTokens); } appContext.setAMContainerSpec(amContainer); // Set the priority for the application master Priority pri = Priority.newInstance(amPriority); appContext.setPriority(pri); // Set the queue to which this application is to be submitted in the RM appContext.setQueue(amQueue); // Submit the application to the applications manager // SubmitApplicationResponse submitResp = applicationsManager.submitApplication(appRequest); // Ignore the response as either a valid response object is returned on success // or an exception thrown to denote some form of a failure LOG.info("Submitting application to ASM"); yarnClient.submitApplication(appContext); // Monitor the application return monitorApplication(appId); }