List of usage examples for org.apache.hadoop.yarn.api.records NodeReport getHttpAddress
@Public @Stable public abstract String getHttpAddress();
From source file:com.sogou.dockeronyarn.client.DockerClient.java
License:Apache License
/** * Main run function for the client//from www . jav a2 s . c o m * @return true if application completed successfully * @throws IOException * @throws YarnException */ public ApplicationId 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 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(fs.getHomeDirectory(), SCRIPT_PATH); String shellPathSuffix = 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 (shellArgs.length > 0) { addToLocalResources(fs, null, shellArgsPath, appId.toString(), localResources, StringUtils.join(shellArgs, " ")); } // 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(Environment.CLASSPATH.$()).append(File.pathSeparatorChar) .append("./*"); // StringBuilder classPathEnv = new StringBuilder(Environment.CLASSPATH.$$()) // .append(ApplicationConstants.CLASS_PATH_SEPARATOR).append("./*"); for (String c : conf.getStrings(YarnConfiguration.YARN_APPLICATION_CLASSPATH, YarnConfiguration.DEFAULT_YARN_APPLICATION_CLASSPATH)) { classPathEnv.append(File.pathSeparatorChar); classPathEnv.append(c.trim()); } classPathEnv.append(File.pathSeparatorChar).append("./log4j.properties"); // for (String c : conf.getStrings( // YarnConfiguration.YARN_APPLICATION_CLASSPATH, // YarnConfiguration.DEFAULT_YARN_CROSS_PLATFORM_APPLICATION_CLASSPATH)) { // classPathEnv.append(ApplicationConstants.CLASS_PATH_SEPARATOR); // classPathEnv.append(c.trim()); // } // classPathEnv.append(ApplicationConstants.CLASS_PATH_SEPARATOR).append( // "./log4j.properties"); // add the runtime classpath needed for tests to work if (conf.getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) { classPathEnv.append(':'); classPathEnv.append(System.getProperty("java.class.path")); } env.put("CLASSPATH", classPathEnv.toString()); // Set the necessary command to execute the application master Vector<CharSequence> vargs = new Vector<CharSequence>(30); // Set java executable command LOG.info("Setting up app master command"); vargs.add(Environment.JAVA_HOME.$() + "/bin/java"); //vargs.add(Environment.JAVA_HOME.$$() + "/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)); vargs.add("--container_retry " + String.valueOf(this.container_retry)); 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()); // 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 // amContainer.setServiceData(serviceData); // 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 // TODO - what is the range for priority? how to decide? 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); // TODO // Try submitting the same request again // app submission failure? // Monitor the application return appId; }
From source file:com.srini.hadoopYarn.Client.java
License:Apache License
/** * Main run function for the client//from ww w. j ava2 s . c o 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()); } } // 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; } // set the application name ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext(); ApplicationId appId = appContext.getApplicationId(); 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); Path src = new Path(appMasterJar); String pathSuffix = appName + "/" + appId.getId() + "/AppMaster.jar"; Path dst = new Path(fs.getHomeDirectory(), pathSuffix); fs.copyFromLocalFile(false, true, src, dst); FileStatus destStatus = fs.getFileStatus(dst); LocalResource amJarRsrc = Records.newRecord(LocalResource.class); // Set the type of resource - file or archive // archives are untarred at destination // we don't need the jar file to be untarred for now amJarRsrc.setType(LocalResourceType.FILE); // Set visibility of the resource // Setting to most private option amJarRsrc.setVisibility(LocalResourceVisibility.APPLICATION); // Set the resource to be copied over amJarRsrc.setResource(ConverterUtils.getYarnUrlFromPath(dst)); // Set timestamp and length of file so that the framework // can do basic sanity checks for the local resource // after it has been copied over to ensure it is the same // resource the client intended to use with the application amJarRsrc.setTimestamp(destStatus.getModificationTime()); amJarRsrc.setSize(destStatus.getLen()); localResources.put("AppMaster.jar", amJarRsrc); // Set the log4j properties if needed if (!log4jPropFile.isEmpty()) { Path log4jSrc = new Path(log4jPropFile); Path log4jDst = new Path(fs.getHomeDirectory(), "log4j.props"); fs.copyFromLocalFile(false, true, log4jSrc, log4jDst); FileStatus log4jFileStatus = fs.getFileStatus(log4jDst); LocalResource log4jRsrc = Records.newRecord(LocalResource.class); log4jRsrc.setType(LocalResourceType.FILE); log4jRsrc.setVisibility(LocalResourceVisibility.APPLICATION); log4jRsrc.setResource(ConverterUtils.getYarnUrlFromURI(log4jDst.toUri())); log4jRsrc.setTimestamp(log4jFileStatus.getModificationTime()); log4jRsrc.setSize(log4jFileStatus.getLen()); localResources.put("log4j.properties", log4jRsrc); } // 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.getId() + "/ExecShellScript.sh"; 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(); } // 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(Environment.CLASSPATH.$()).append(File.pathSeparatorChar) .append("./*"); for (String c : conf.getStrings(YarnConfiguration.YARN_APPLICATION_CLASSPATH, YarnConfiguration.DEFAULT_YARN_APPLICATION_CLASSPATH)) { classPathEnv.append(File.pathSeparatorChar); classPathEnv.append(c.trim()); } classPathEnv.append(File.pathSeparatorChar).append("./log4j.properties"); // add the runtime classpath needed for tests to work if (conf.getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) { classPathEnv.append(':'); classPathEnv.append(System.getProperty("java.class.path")); } env.put("CLASSPATH", classPathEnv.toString()); amContainer.setEnvironment(env); // Set the necessary command to execute the application master Vector<CharSequence> vargs = new Vector<CharSequence>(30); // Set java executable command LOG.info("Setting up app master command"); vargs.add(Environment.JAVA_HOME.$() + "/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("--num_containers " + String.valueOf(numContainers)); vargs.add("--priority " + String.valueOf(shellCmdPriority)); if (!shellCommand.isEmpty()) { vargs.add("--shell_command " + shellCommand + ""); } if (!shellArgs.isEmpty()) { vargs.add("--shell_args " + shellArgs + ""); } 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, 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); // 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:com.zqh.hadoop.moya.core.yarn.Client.java
License:Apache License
/** * Main run function for the client// ww w .j av a 2 s. co m * * @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(); 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; } // set the application name ApplicationSubmissionContext appContext = app.getApplicationSubmissionContext(); ApplicationId appId = appContext.getApplicationId(); 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); Path src = new Path(appMasterJar); String pathSuffix = appName + "/" + appId.getId() + "/AppMaster.jar"; Path dst = new Path(fs.getHomeDirectory(), pathSuffix); fs.copyFromLocalFile(false, true, src, dst); FileStatus destStatus = fs.getFileStatus(dst); LocalResource amJarRsrc = Records.newRecord(LocalResource.class); // Set the type of resource - file or archive // archives are untarred at destination // we don't need the jar file to be untarred amJarRsrc.setType(LocalResourceType.FILE); // Set visibility of the resource // Setting to most private option amJarRsrc.setVisibility(LocalResourceVisibility.APPLICATION); // Set the resource to be copied over amJarRsrc.setResource(ConverterUtils.getYarnUrlFromPath(dst)); // Set timestamp and length of file so that the framework // can do basic sanity checks for the local resource // after it has been copied over to ensure it is the same // resource the client intended to use with the application amJarRsrc.setTimestamp(destStatus.getModificationTime()); amJarRsrc.setSize(destStatus.getLen()); localResources.put("AppMaster.jar", amJarRsrc); // Setup App Master Constants String amJarLocation = ""; long amJarLen = 0; long amJarTimestamp = 0; // adding info so we can add the jar to the App master container path amJarLocation = dst.toUri().toString(); FileStatus shellFileStatus = fs.getFileStatus(dst); amJarLen = shellFileStatus.getLen(); amJarTimestamp = shellFileStatus.getModificationTime(); // ADD libs needed that will be untared // Keep it all archived for now so add it as a file... src = new Path(localLibJar); pathSuffix = appName + "/" + appId.getId() + "/Runnable.jar"; dst = new Path(fs.getHomeDirectory(), pathSuffix); fs.copyFromLocalFile(false, true, src, dst); destStatus = fs.getFileStatus(dst); LocalResource libsJarRsrc = Records.newRecord(LocalResource.class); libsJarRsrc.setType(LocalResourceType.FILE); libsJarRsrc.setVisibility(LocalResourceVisibility.APPLICATION); libsJarRsrc.setResource(ConverterUtils.getYarnUrlFromPath(dst)); libsJarRsrc.setTimestamp(destStatus.getModificationTime()); localResources.put("Runnable.jar", libsJarRsrc); // Setup Libs Constants String libsLocation = ""; long libsLen = 0; long libsTimestamp = 0; // adding info so we can add the jar to the App master container path libsLocation = dst.toUri().toString(); FileStatus libsFileStatus = fs.getFileStatus(dst); libsLen = libsFileStatus.getLen(); libsTimestamp = libsFileStatus.getModificationTime(); // Set the log4j properties if needed if (!log4jPropFile.isEmpty()) { Path log4jSrc = new Path(log4jPropFile); Path log4jDst = new Path(fs.getHomeDirectory(), "log4j.props"); fs.copyFromLocalFile(false, true, log4jSrc, log4jDst); FileStatus log4jFileStatus = fs.getFileStatus(log4jDst); LocalResource log4jRsrc = Records.newRecord(LocalResource.class); log4jRsrc.setType(LocalResourceType.FILE); log4jRsrc.setVisibility(LocalResourceVisibility.APPLICATION); log4jRsrc.setResource(ConverterUtils.getYarnUrlFromURI(log4jDst.toUri())); log4jRsrc.setTimestamp(log4jFileStatus.getModificationTime()); log4jRsrc.setSize(log4jFileStatus.getLen()); localResources.put("log4j.properties", log4jRsrc); } // Set local resource info into app master container launch context amContainer.setLocalResources(localResources); // 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 the AM jar into env and MOYA Runnable // 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(MConstants.APPLICATIONMASTERJARLOCATION, amJarLocation); env.put(MConstants.APPLICATIONMASTERJARTIMESTAMP, Long.toString(amJarTimestamp)); env.put(MConstants.APPLICATIONMASTERJARLEN, Long.toString(amJarLen)); env.put(MConstants.LIBSLOCATION, libsLocation); env.put(MConstants.LIBSTIMESTAMP, Long.toString(libsTimestamp)); env.put(MConstants.LIBSLEN, Long.toString(libsLen)); env.put(MConstants.ZOOKEEPERHOSTS, ZKHosts); // 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.$()).append(File.pathSeparatorChar) .append("./*"); for (String c : conf.getStrings(YarnConfiguration.YARN_APPLICATION_CLASSPATH, YarnConfiguration.DEFAULT_YARN_APPLICATION_CLASSPATH)) { classPathEnv.append(File.pathSeparatorChar); classPathEnv.append(c.trim()); } classPathEnv.append(File.pathSeparatorChar).append("./log4j.properties"); // add the runtime classpath needed for tests to work if (conf.getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) { classPathEnv.append(':'); classPathEnv.append(System.getProperty("java.class.path")); } env.put("CLASSPATH", classPathEnv.toString()); amContainer.setEnvironment(env); // Set the necessary command to execute the application master Vector<CharSequence> vargs = new Vector<CharSequence>(30); // Set java executable command LOG.info("Setting up app master command"); vargs.add(Environment.JAVA_HOME.$() + "/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("--num_containers " + String.valueOf(numContainers)); vargs.add("--priority " + String.valueOf(moyaPriority)); if (!localLibJar.isEmpty()) { vargs.add("--lib " + localLibJar + ""); } 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, 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); // The following are not required for launching an application master // amContainer.setContainerId(containerId); 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:de.huberlin.wbi.hiway.common.Client.java
License:Apache License
/** * Main run function for the client./* w w w . j a v a 2 s .c o m*/ * * @return true if application completed successfully. */ private boolean run() throws IOException, YarnException { /* log */ System.out.println("Running Client"); yarnClient.start(); YarnClusterMetrics clusterMetrics = yarnClient.getYarnClusterMetrics(); /* log */ System.out.println( "Got Cluster metric info from ASM" + ", numNodeManagers=" + clusterMetrics.getNumNodeManagers()); List<NodeReport> clusterNodeReports = yarnClient.getNodeReports(NodeState.RUNNING); /* log */ System.out.println("Got Cluster node info from ASM"); /* log */ for (NodeReport node : clusterNodeReports) System.out.println("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 */ System.out.println("Queue info" + ", queueName=" + queueInfo.getQueueName() + ", queueCurrentCapacity=" + queueInfo.getCurrentCapacity() + ", queueMaxCapacity=" + queueInfo.getMaximumCapacity() + ", queueApplicationCount=" + queueInfo.getApplications().size() + ", queueChildQueueCount=" + queueInfo.getChildQueues().size()); List<QueueUserACLInfo> listAclInfo = yarnClient.getQueueAclsInfo(); /* log */ for (QueueUserACLInfo aclInfo : listAclInfo) for (QueueACL userAcl : aclInfo.getUserAcls()) System.out.println("User ACL Info for Queue" + ", queueName=" + aclInfo.getQueueName() + ", userAcl=" + userAcl.name()); // Get a new application id YarnClientApplication app = yarnClient.createApplication(); GetNewApplicationResponse appResponse = app.getNewApplicationResponse(); // Get min/max resource capabilities from RM and change memory ask if needed int maxVC = appResponse.getMaximumResourceCapability().getVirtualCores(); /* log */ System.out.println("Max vCores capabililty of resources in this cluster " + maxVC); int maxMem = appResponse.getMaximumResourceCapability().getMemory(); /* log */ System.out.println("Max mem capabililty of resources in this cluster " + maxMem); // A resource ask cannot exceed the max. if (amVCores > maxVC) { /* log */ System.out.println("AM vCores specified above max threshold of cluster. Using max value." + ", specified=" + amVCores + ", max=" + maxVC); amVCores = maxVC; } if (amMemory > maxMem) { /* log */ System.out.println("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.setApplicationType(conf.get(HiWayConfiguration.HIWAY_AM_APPLICATION_TYPE, HiWayConfiguration.HIWAY_AM_APPLICATION_TYPE_DEFAULT)); appContext.setApplicationName("run " + workflowParam + " (type: " + workflowType.toString() + ")"); ApplicationId appId = appContext.getApplicationId(); String hdfsBaseDirectoryName = conf.get(HiWayConfiguration.HIWAY_AM_DIRECTORY_BASE, HiWayConfiguration.HIWAY_AM_DIRECTORY_BASE_DEFAULT); String hdfsSandboxDirectoryName = conf.get(HiWayConfiguration.HIWAY_AM_DIRECTORY_CACHE, HiWayConfiguration.HIWAY_AM_DIRECTORY_CACHE_DEFAULT); Path hdfsBaseDirectory = new Path(new Path(hdfs.getUri()), hdfsBaseDirectoryName); Data.setHdfsBaseDirectory(hdfsBaseDirectory); Path hdfsSandboxDirectory = new Path(hdfsBaseDirectory, hdfsSandboxDirectoryName); Path hdfsApplicationDirectory = new Path(hdfsSandboxDirectory, appId.toString()); Data.setHdfsApplicationDirectory(hdfsApplicationDirectory); Data.setHdfs(hdfs); Path wfSource, wfDest, wfTemp = null; try { wfSource = new Path(new URI(workflowParam).getPath()); } catch (URISyntaxException e) { wfSource = new Path(workflowParam); } wfDest = new Path(hdfsApplicationDirectory + "/" + wfSource.getName()); // (1) if workflow file in hdfs, then transfer to temp file in local fs if (hdfs.exists(wfSource)) { wfTemp = new Path("./." + wfSource.getName()); System.out.println("Workflow found in HDFS at location " + wfSource); hdfs.copyToLocalFile(false, wfSource, wfTemp); } // (2) if galaxy workflow, then copy and replace input ports if (workflowType.equals(HiWayConfiguration.HIWAY_WORKFLOW_LANGUAGE_OPTS.galaxy)) { wfTemp = preProcessGalaxyWorkflow(wfSource, wfTemp); } if (wfTemp != null) { hdfs.copyFromLocalFile(wfTemp, wfDest); new File(wfTemp.toString()).delete(); } else { hdfs.copyFromLocalFile(wfSource, wfDest); } if (summaryPath != null) summary = new Data(summaryPath); if (customMemPath != null) (new Data(customMemPath)).stageOut(); // Set up the container launch context for the application master ContainerLaunchContext amContainer = Records.newRecord(ContainerLaunchContext.class); /* set the env variables to be setup in the env where the application master will be run */ System.out.println("Set the environment for the application master"); Map<String, String> env = new HashMap<>(); StringBuilder classPathEnv = new StringBuilder(Environment.CLASSPATH.$()).append(File.pathSeparatorChar) .append("./*"); for (String c : conf.getStrings(YarnConfiguration.YARN_APPLICATION_CLASSPATH, YarnConfiguration.DEFAULT_YARN_APPLICATION_CLASSPATH)) { classPathEnv.append(':'); classPathEnv.append(File.pathSeparatorChar); classPathEnv.append(c.trim()); } if (conf.getBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, false)) { classPathEnv.append(':'); classPathEnv.append(System.getProperty("java.class.path")); } env.put("CLASSPATH", classPathEnv.toString()); amContainer.setEnvironment(env); // Set the necessary command to execute the application master Vector<CharSequence> vargs = new Vector<>(30); // Set java executable command System.out.println("Setting up app master command"); vargs.add(Environment.JAVA_HOME.$() + "/bin/java"); if (HiWayConfiguration.debug) vargs.add( "-Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=9010 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false"); // Set Xmx based on am memory size vargs.add("-Xmx" + amMemory + "m"); vargs.add("-Xss" + "16m"); // Set class name switch (workflowType) { case dax: vargs.add(HiWayConfiguration.HIWAY_WORKFLOW_LANGUAGE_DAX_AM_CLASS); break; case log: vargs.add(HiWayConfiguration.HIWAY_WORKFLOW_LANGUAGE_LOG_AM_CLASS); break; case galaxy: vargs.add(HiWayConfiguration.HIWAY_WORKFLOW_LANGUAGE_GALAXY_AM_CLASS); break; case cuneiformE: vargs.add(HiWayConfiguration.HIWAY_WORKFLOW_LANGUAGE_CUNEIFORME_AM_CLASS); break; default: vargs.add(HiWayConfiguration.HIWAY_WORKFLOW_LANGUAGE_CUNEIFORMJ_AM_CLASS); } vargs.add("--scheduler " + schedulerName.toString()); if (memory != null) vargs.add("--memory " + memory); if (summary != null) vargs.add("--summary " + summary.getName()); if (customMemPath != null) vargs.add("--custom " + customMemPath); vargs.add("--appid " + appId.toString()); if (HiWayConfiguration.debug) vargs.add("--debug"); if (HiWayConfiguration.verbose) vargs.add("--verbose"); vargs.add(workflowParam); vargs.add("> >(tee AppMaster.stdout " + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stdout)"); vargs.add("2> >(tee AppMaster.stderr " + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stderr >&2)"); // Get final command StringBuilder command = new StringBuilder(); for (CharSequence str : vargs) { command.append(str).append(" "); } System.out.println("Completed setting up app master command " + command.toString()); List<String> commands = new ArrayList<>(); commands.add(command.toString()); amContainer.setCommands(commands); // Set up resource type requirements Resource capability = Records.newRecord(Resource.class); capability.setVirtualCores(amVCores); capability.setMemory(amMemory); appContext.setResource(capability); // 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[] = hdfs.addDelegationTokens(tokenRenewer, credentials); if (tokens != null) { for (Token<?> token : tokens) { System.out.println("Got dt for " + hdfs.getUri() + "; " + token); } } try (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); 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 /* log */ System.out.println("Submitting application to ASM"); yarnClient.submitApplication(appContext); // Monitor the application boolean success = monitorApplication(appId); if (success && summary != null) { summary.stageIn(); } return success; }
From source file:hadoop.yarn.distributedshell.DshellClient.java
License:Apache License
/** * Main run function for the client/*from w ww. ja v a 2 s . c o 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()); } } // 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.j a va2s .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 void logClusterState() throws IOException, YarnException { YarnClusterMetrics clusterMetrics = yarnClient.getYarnClusterMetrics(); LOG.info(//from w w w .ja v a 2s .c o m "Got Cluster metric info from ASM" + "\n\t 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" + "\n\t nodeId=" + node.getNodeId() + "\n\t nodeAddress" + node.getHttpAddress() + "\n\t nodeRackName" + node.getRackName() + "\n\t nodeNumContainers" + node.getNumContainers()); } QueueInfo queueInfo = yarnClient.getQueueInfo(this.amQueue); LOG.info("Queue info" + "\n\t queueName=" + queueInfo.getQueueName() + "\n\t queueCurrentCapacity=" + queueInfo.getCurrentCapacity() + "\n\t queueMaxCapacity=" + queueInfo.getMaximumCapacity() + "\n\t queueApplicationCount=" + queueInfo.getApplications().size() + "\n\t 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" + "\n\t queueName=" + aclInfo.getQueueName() + "\n\t userAcl=" + userAcl.name()); } } }
From source file:me.haosdent.noya.Client.java
License:Apache License
/** * Main run function for the client/*from w ww. j a v a 2 s.co m*/ * * @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:org.apache.drill.yarn.appMaster.NodeInventory.java
License:Apache License
private void buildNodeMap() throws YarnFacadeException { List<NodeReport> nodes = yarn.getNodeReports(); for (NodeReport node : nodes) { String hostName = node.getNodeId().getHost(); nodeMap.put(hostName, node.getHttpAddress()); yarnNodes.put(hostName, node);// w w w .jav a2s .c om } if (LOG.isInfoEnabled()) { LOG.info("YARN Node report"); for (NodeReport node : nodes) { LOG.info("Node: " + node.getHttpAddress() + ", Rack: " + node.getRackName() + " has " + node.getCapability().getMemory() + " MB, " + node.getCapability().getVirtualCores() + " vcores, labels: " + node.getNodeLabels()); } } }
From source file:org.apache.giraph.yarn.GiraphYarnClient.java
License:Apache License
/** * Utility to make sure we have the cluster resources we need to run this * job. If they are not available, we should die here before too much setup. * @param cluster the GetNewApplicationResponse from the YARN RM. *///ww w . ja v a 2 s . com private void checkPerNodeResourcesAvailable(final GetNewApplicationResponse cluster) throws YarnException, IOException { // are there enough containers to go around for our Giraph job? List<NodeReport> nodes = null; long totalAvailable = 0; try { nodes = yarnClient.getNodeReports(NodeState.RUNNING); } catch (YarnException yre) { throw new RuntimeException("GiraphYarnClient could not connect with " + "the YARN ResourceManager to determine the number of available " + "application containers.", yre); } for (NodeReport node : nodes) { LOG.info("Got node report from ASM for" + ", nodeId=" + node.getNodeId() + ", nodeAddress " + node.getHttpAddress() + ", nodeRackName " + node.getRackName() + ", nodeNumContainers " + node.getNumContainers()); totalAvailable += node.getCapability().getMemory(); } // 1 master + all workers in -w command line arg final int workers = giraphConf.getMaxWorkers() + 1; checkAndAdjustPerTaskHeapSize(cluster); final long totalAsk = giraphConf.getYarnTaskHeapMb() * workers; if (totalAsk > totalAvailable) { throw new IllegalStateException("Giraph's estimated cluster heap " + totalAsk + "MB ask is greater than the current available cluster " + "heap of " + totalAvailable + "MB. Aborting Job."); } }