List of usage examples for org.apache.hadoop.io DataOutputBuffer DataOutputBuffer
public DataOutputBuffer()
From source file:FormatStorage1.IRecord.java
License:Open Source License
private void setFieldTypes(HashMap<Integer, IFType> fieldtypes) { this.fieldTypes = fieldtypes; this.fieldnum = fieldtypes.size(); this.bitSet = new FixedBitSet(fieldnum); this.fieldValues = new ArrayList<IFValue>(fieldnum); for (int i = 0; i < fieldnum; i++) { this.fieldValues.add(null); }/* w ww . j a v a 2 s.c o m*/ this.bytes = new DataOutputBuffer(); idx2bitsetpos = new HashMap<Integer, Integer>(fieldnum); idxs = new int[fieldnum]; int i = 0, idx = 0; while (i < fieldnum) { if (fieldtypes.containsKey(idx++)) { idxs[i] = idx - 1; idx2bitsetpos.put(idx - 1, i++); if (fieldtypes.get(idx - 1).type == ConstVar.FieldType_String) { this.fixlenmode = false; } } } }
From source file:gobblin.yarn.GobblinYarnAppLauncher.java
License:Apache License
private void setupSecurityTokens(ContainerLaunchContext containerLaunchContext) throws IOException { Credentials credentials = UserGroupInformation.getCurrentUser().getCredentials(); String tokenRenewer = this.yarnConfiguration.get(YarnConfiguration.RM_PRINCIPAL); if (tokenRenewer == null || tokenRenewer.length() == 0) { throw new IOException("Failed to get master Kerberos principal for the RM to use as renewer"); }/*w w w.j ava 2 s . c om*/ // For now, only getting tokens for the default file-system. Token<?> tokens[] = this.fs.addDelegationTokens(tokenRenewer, credentials); if (tokens != null) { for (Token<?> token : tokens) { LOGGER.info("Got delegation token for " + this.fs.getUri() + "; " + token); } } Closer closer = Closer.create(); try { DataOutputBuffer dataOutputBuffer = closer.register(new DataOutputBuffer()); credentials.writeTokenStorageToStream(dataOutputBuffer); ByteBuffer fsTokens = ByteBuffer.wrap(dataOutputBuffer.getData(), 0, dataOutputBuffer.getLength()); containerLaunchContext.setTokens(fsTokens); } catch (Throwable t) { throw closer.rethrow(t); } finally { closer.close(); } }
From source file:gobblin.yarn.YarnService.java
License:Apache License
private ByteBuffer getSecurityTokens() throws IOException { Credentials credentials = UserGroupInformation.getCurrentUser().getCredentials(); Closer closer = Closer.create();//from w w w.ja v a 2s .co m try { DataOutputBuffer dataOutputBuffer = closer.register(new DataOutputBuffer()); credentials.writeTokenStorageToStream(dataOutputBuffer); // Remove the AM->RM token so that containers cannot access it Iterator<Token<?>> tokenIterator = credentials.getAllTokens().iterator(); while (tokenIterator.hasNext()) { Token<?> token = tokenIterator.next(); if (token.getKind().equals(AMRMTokenIdentifier.KIND_NAME)) { tokenIterator.remove(); } } return ByteBuffer.wrap(dataOutputBuffer.getData(), 0, dataOutputBuffer.getLength()); } catch (Throwable t) { throw closer.rethrow(t); } finally { closer.close(); } }
From source file:hadoop.yarn.distributedshell.DshellClient.java
License:Apache License
/** * Main run function for the client/*from www .j av a2 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.github.dlmarion.clowncar.hdfs.TestBloscCompressorDecompressor.java
License:Apache License
@Test public void testCompressorDecompressorLogicWithCompressionStreams() { DataOutputStream deflateOut = null; DataInputStream inflateIn = null; int BYTE_SIZE = 1024 * 100; byte[] bytes = generate(BYTE_SIZE); int bufferSize = 262144; int compressionOverhead = (bufferSize / 6) + 32; try {/*from www.ja v a 2 s.c o m*/ Configuration conf = new Configuration(false); conf.set(BloscCompressor.COMPRESSOR_NAME_KEY, compressor); conf.set(BloscCompressor.COMPRESSION_LEVEL_KEY, Integer.toString(level)); conf.set(BloscCompressor.BYTES_FOR_TYPE_KEY, Integer.toString(Integer.BYTES)); conf.set(BloscCompressor.SHUFFLE_TYPE_KEY, Integer.toString(shuffle)); conf.set(BloscCompressor.NUM_THREADS_KEY, Integer.toString(threads)); DataOutputBuffer compressedDataBuffer = new DataOutputBuffer(); CompressionOutputStream deflateFilter = new BlockCompressorStream(compressedDataBuffer, new BloscCompressor(bufferSize, conf), bufferSize, compressionOverhead); deflateOut = new DataOutputStream(new BufferedOutputStream(deflateFilter)); deflateOut.write(bytes, 0, bytes.length); deflateOut.flush(); deflateFilter.finish(); DataInputBuffer deCompressedDataBuffer = new DataInputBuffer(); deCompressedDataBuffer.reset(compressedDataBuffer.getData(), 0, compressedDataBuffer.getLength()); CompressionInputStream inflateFilter = new BlockDecompressorStream(deCompressedDataBuffer, new BloscDecompressor(bufferSize), bufferSize); inflateIn = new DataInputStream(new BufferedInputStream(inflateFilter)); byte[] result = new byte[BYTE_SIZE]; inflateIn.read(result); assertArrayEquals("original array not equals compress/decompressed array", result, bytes); } catch (IOException e) { e.printStackTrace(); fail("testBloscCompressorDecopressorLogicWithCompressionStreams ex error !!!"); } finally { try { if (deflateOut != null) deflateOut.close(); if (inflateIn != null) inflateIn.close(); } catch (Exception e) { } } }
From source file:io.hops.ha.common.TransactionStateImpl.java
License:Apache License
private void persistAppAttempt() throws IOException { if (!appAttempts.isEmpty()) { ApplicationAttemptStateDataAccess DA = (ApplicationAttemptStateDataAccess) RMStorageFactory .getDataAccess(ApplicationAttemptStateDataAccess.class); List<ApplicationAttemptState> toAdd = new ArrayList<ApplicationAttemptState>(); for (String appAttemptIdStr : appAttempts.keySet()) { RMAppAttempt appAttempt = appAttempts.get(appAttemptIdStr); String appIdStr = appAttempt.getAppAttemptId().getApplicationId().toString(); Credentials credentials = appAttempt.getCredentials(); ByteBuffer appAttemptTokens = null; if (credentials != null) { DataOutputBuffer dob = new DataOutputBuffer(); credentials.writeTokenStorageToStream(dob); appAttemptTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength()); }/*from ww w. j av a 2s. c om*/ ApplicationAttemptStateDataPBImpl attemptStateData = (ApplicationAttemptStateDataPBImpl) ApplicationAttemptStateDataPBImpl .newApplicationAttemptStateData(appAttempt.getAppAttemptId(), appAttempt.getMasterContainer(), appAttemptTokens, appAttempt.getStartTime(), appAttempt.getState(), appAttempt.getOriginalTrackingUrl(), appAttempt.getDiagnostics(), appAttempt.getFinalApplicationStatus(), appAttempt.getRanNodes(), appAttempt.getJustFinishedContainers(), appAttempt.getProgress(), appAttempt.getHost(), appAttempt.getRpcPort()); byte[] attemptIdByteArray = attemptStateData.getProto().toByteArray(); LOG.debug("adding appAttempt : " + appAttempt.getAppAttemptId() + " with state " + appAttempt.getState()); toAdd.add(new ApplicationAttemptState(appIdStr, appAttemptIdStr, attemptIdByteArray, appAttempt.getHost(), appAttempt.getRpcPort(), appAttemptTokens, appAttempt.getTrackingUrl())); } DA.addAll(toAdd); } }
From source file:io.hops.metadata.adaptor.INodeDALAdaptor.java
License:Apache License
@Override public INode convertHDFStoDAL(org.apache.hadoop.hdfs.server.namenode.INode inode) throws StorageException { INode hopINode = null;//from ww w . j a va 2 s . co m if (inode != null) { hopINode = new INode(); hopINode.setModificationTime(inode.getModificationTime()); hopINode.setAccessTime(inode.getAccessTime()); hopINode.setName(inode.getLocalName()); DataOutputBuffer permissionString = new DataOutputBuffer(); try { inode.getPermissionStatus().write(permissionString); } catch (IOException e) { throw new StorageException(e); } hopINode.setPermission(permissionString.getData()); hopINode.setParentId(inode.getParentId()); hopINode.setId(inode.getId()); if (inode instanceof INodeDirectory) { hopINode.setUnderConstruction(false); hopINode.setDirWithQuota(false); } if (inode instanceof INodeDirectoryWithQuota) { hopINode.setUnderConstruction(false); hopINode.setDirWithQuota(true); } if (inode instanceof INodeFile) { hopINode.setUnderConstruction(inode.isUnderConstruction() ? true : false); hopINode.setDirWithQuota(false); hopINode.setHeader(((INodeFile) inode).getHeader()); if (inode instanceof INodeFileUnderConstruction) { hopINode.setClientName(((INodeFileUnderConstruction) inode).getClientName()); hopINode.setClientMachine(((INodeFileUnderConstruction) inode).getClientMachine()); hopINode.setClientNode(((INodeFileUnderConstruction) inode).getClientNode() == null ? null : ((INodeFileUnderConstruction) inode).getClientNode().getXferAddr()); } hopINode.setGenerationStamp(((INodeFile) inode).getGenerationStamp()); } if (inode instanceof INodeSymlink) { hopINode.setUnderConstruction(false); hopINode.setDirWithQuota(false); String linkValue = DFSUtil.bytes2String(((INodeSymlink) inode).getSymlink()); hopINode.setSymlink(linkValue); } hopINode.setSubtreeLocked(inode.isSubtreeLocked()); hopINode.setSubtreeLockOwner(inode.getSubtreeLockOwner()); } return hopINode; }
From source file:io.hops.tensorflow.ApplicationMaster.java
License:Apache License
/** * Main run function for the application master * * @throws YarnException//from ww w .ja va2 s. c o m * @throws IOException */ public void run() throws YarnException, IOException, InterruptedException { LOG.info("Starting ApplicationMaster. " + "Workers: " + numWorkers + ", Parameter servers: " + numPses); clusterSpecServer = new ClusterSpecGeneratorServer(appAttemptID.getApplicationId().toString(), numTotalContainers, numWorkers); LOG.info("Starting ClusterSpecGeneratorServer"); int port = 2222; while (true) { try { clusterSpecServer.start(port); break; } catch (IOException e) { port++; } } environment.put("YARNTF_AM_ADDRESS", InetAddress.getLocalHost().getHostName() + ":" + port); environment.put("YARNTF_APPLICATION_ID", appAttemptID.getApplicationId().toString()); // Note: Credentials, Token, UserGroupInformation, DataOutputBuffer class // are marked as LimitedPrivate Credentials credentials = UserGroupInformation.getCurrentUser().getCredentials(); DataOutputBuffer dob = new DataOutputBuffer(); credentials.writeTokenStorageToStream(dob); // Now remove the AM->RM token so that containers cannot access it. Iterator<Token<?>> iter = credentials.getAllTokens().iterator(); LOG.info("Executing with tokens:"); while (iter.hasNext()) { Token<?> token = iter.next(); LOG.info(token); if (token.getKind().equals(AMRMTokenIdentifier.KIND_NAME)) { iter.remove(); } } allTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength()); // Create appSubmitterUgi and add original tokens to it String appSubmitterUserName = System.getenv(Environment.USER.name()); appSubmitterUgi = UserGroupInformation.createRemoteUser(appSubmitterUserName); appSubmitterUgi.addCredentials(credentials); rmWrapper = new RMWrapper(this); rmWrapper.getClient().init(conf); rmWrapper.getClient().start(); nmWrapper = new NMWrapper(this); nmWrapper.getClient().init(conf); nmWrapper.getClient().start(); timelineHandler = new TimelineHandler(appAttemptID.toString(), domainId, appSubmitterUgi); timelineHandler.startClient(conf); if (timelineHandler.isClientNotNull()) { timelineHandler.publishApplicationAttemptEvent(YarntfEvent.YARNTF_APP_ATTEMPT_START); } // Register self with ResourceManager // This will start heartbeating to the RM appMasterHostname = NetUtils.getHostname(); appMasterTrackingUrl = InetAddress.getLocalHost().getHostName() + ":" + TensorBoardServer.spawn(this); RegisterApplicationMasterResponse response = rmWrapper.getClient() .registerApplicationMaster(appMasterHostname, appMasterRpcPort, appMasterTrackingUrl); // Dump out information about cluster capability as seen by the resource manager int maxMem = response.getMaximumResourceCapability().getMemory(); LOG.info("Max mem capabililty of resources in this cluster " + maxMem); int maxVCores = response.getMaximumResourceCapability().getVirtualCores(); LOG.info("Max vcores capabililty of resources in this cluster " + maxVCores); int maxGPUS = response.getMaximumResourceCapability().getGPUs(); LOG.info("Max gpus capabililty of resources in this cluster " + maxGPUS); // A resource ask cannot exceed the max. if (containerMemory > maxMem) { LOG.info("Container memory specified above max threshold of cluster." + " Using max value." + ", specified=" + containerMemory + ", max=" + maxMem); containerMemory = maxMem; } if (containerVirtualCores > maxVCores) { LOG.info("Container virtual cores specified above max threshold of cluster." + " Using max value." + ", specified=" + containerVirtualCores + ", max=" + maxVCores); containerVirtualCores = maxVCores; } if (containerGPUs > maxGPUS) { LOG.info("Container gpus specified above max threshold of cluster." + " Using max value." + ", specified=" + containerGPUs + ", max=" + maxGPUS); containerGPUs = maxGPUS; } List<Container> previousAMRunningContainers = response.getContainersFromPreviousAttempts(); LOG.info(appAttemptID + " received " + previousAMRunningContainers.size() + " previous attempts' running containers on AM registration."); numAllocatedContainers.addAndGet(previousAMRunningContainers.size()); // Stop eventual containers from previous attempts for (Container prevContainer : previousAMRunningContainers) { LOG.info("Releasing YARN container " + prevContainer.getId()); rmWrapper.getClient().releaseAssignedContainer(prevContainer.getId()); } // Send request for containers to RM for (int i = 0; i < numWorkers; i++) { ContainerRequest workerRequest = setupContainerAskForRM(true); rmWrapper.getClient().addContainerRequest(workerRequest); } numRequestedContainers.addAndGet(numWorkers); for (int i = 0; i < numPses; i++) { ContainerRequest psRequest = setupContainerAskForRM(false); rmWrapper.getClient().addContainerRequest(psRequest); } numRequestedContainers.addAndGet(numPses); }
From source file:io.hops.tensorflow.Client.java
License:Apache License
private ContainerLaunchContext createContainerLaunchContext(GetNewApplicationResponse appResponse) throws IOException { FileSystem fs = FileSystem.get(conf); ApplicationId appId = appResponse.getApplicationId(); DistributedCacheList dcl = populateDistributedCache(fs, appId); Map<String, LocalResource> localResources = prepareLocalResources(fs, appId, dcl); Map<String, String> launchEnv = setupLaunchEnv(); // Set the executable command for the application master Vector<CharSequence> vargs = new Vector<>(30); LOG.info("Setting up app master command"); vargs.add(Environment.JAVA_HOME.$$() + "/bin/java"); vargs.add("-Xmx" + amMemory + "m"); vargs.add(appMasterMainClass);/*from w ww . j av a2 s. co m*/ if (python != null) { vargs.add(newArg(PYTHON, python)); } vargs.add(newArg(MEMORY, String.valueOf(memory))); vargs.add(newArg(VCORES, String.valueOf(vcores))); vargs.add(newArg(GPUS, String.valueOf(gpus))); if (protocol != null) { vargs.add(newArg(PROTOCOL, protocol)); } // vargs.add(newArg(PRIORITY, String.valueOf(priority))); vargs.add(newArg(ALLOCATION_TIMEOUT, String.valueOf(allocationTimeout / 1000))); vargs.add(newArg(ApplicationMasterArguments.MAIN_RELATIVE, mainRelativePath)); if (arguments != null) { vargs.add(newArg(ARGS, StringUtils.join(arguments, " "))); } vargs.add(newArg(WORKERS, Integer.toString(numWorkers))); vargs.add(newArg(PSES, Integer.toString(numPses))); for (Map.Entry<String, String> entry : environment.entrySet()) { vargs.add(newArg(ENV, entry.getKey() + "=" + entry.getValue())); } if (tensorboard) { vargs.add("--" + TENSORBOARD); } if (debugFlag) { vargs.add("--" + DEBUG); } // Add log redirect params vargs.add("1>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stdout"); vargs.add("2>" + ApplicationConstants.LOG_DIR_EXPANSION_VAR + "/AppMaster.stderr"); // Get final command 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<>(); commands.add(command.toString()); // Set up the container launch context for the application master ContainerLaunchContext amContainer = ContainerLaunchContext.newInstance(localResources, launchEnv, commands, null, null, null); // 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); } return amContainer; }
From source file:it.crs4.pydoop.mapreduce.pipes.CommonStub.java
License:Apache License
protected void writeObject(Writable obj, DataOutputStream stream) throws IOException { // For Text and BytesWritable, encode them directly, so that they end up // in C++ as the natural translations. System.err.println("obj: " + obj); DataOutputBuffer buffer = new DataOutputBuffer(); if (obj instanceof Text) { Text t = (Text) obj; int len = t.getLength(); WritableUtils.writeVLong(stream, len); stream.flush();//from w w w . ja va 2s . co m stream.write(t.getBytes(), 0, len); stream.flush(); System.err.println("len: " + len); } else if (obj instanceof BytesWritable) { BytesWritable b = (BytesWritable) obj; int len = b.getLength(); WritableUtils.writeVLong(stream, len); stream.write(b.getBytes(), 0, len); System.err.println("len: " + len); } else { buffer.reset(); obj.write(buffer); int length = buffer.getLength(); WritableUtils.writeVInt(stream, length); stream.write(buffer.getData(), 0, length); System.err.println("len: " + length); } stream.flush(); }