Java MiniYARNCluster.start方法代码示例

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
/**
 * Sets up this class for use in unit testing. It spins up the YARN mini-cluster and also sets up
 * various default classes.
 *
 * @throws IOException if there's an error accessing the local filesystem
 * @throws SQLException if there's an error querying the embedded DB
 */
@BeforeClass
public static void setupClass() throws IOException, SQLException {
  conf = new YarnConfiguration();
  conf.setInt(YarnConfiguration.RM_SCHEDULER_MINIMUM_ALLOCATION_MB, 64);
  conf.setClass(YarnConfiguration.RM_SCHEDULER, FifoScheduler.class, ResourceScheduler.class);
  miniCluster = new MiniYARNCluster("test", 1, 1, 1);
  miniCluster.init(conf);
  miniCluster.start();

  conflictHandler = new ObjectConflictHandler();
  conflictHandler.setConf(conf);

  destinationObjectFactory = new DestinationObjectFactory();
  destinationObjectFactory.setConf(conf);
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
@BeforeClass
public static void setup() throws Exception {
  // start minicluster
  conf = new YarnConfiguration();
  conf.setInt(YarnConfiguration.RM_NM_HEARTBEAT_INTERVAL_MS, 100);
  yarnCluster = new MiniYARNCluster(TestAMRMClient.class.getName(), nodeCount, 1, 1);
  yarnCluster.init(conf);
  yarnCluster.start();

  // start rm client
  yarnClient = YarnClient.createYarnClient();
  yarnClient.init(conf);
  yarnClient.start();

  // get node info
  nodeReports = yarnClient.getNodeReports(NodeState.RUNNING);
  
  priority = Priority.newInstance(1);
  priority2 = Priority.newInstance(2);
  capability = Resource.newInstance(1024, 1);

  node = nodeReports.get(0).getNodeId().getHost();
  rack = nodeReports.get(0).getRackName();
  nodes = new String[]{ node };
  racks = new String[]{ rack };
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
private MiniYARNCluster setupMiniYARNCluster() throws Exception {
  CapacitySchedulerConfiguration conf = new CapacitySchedulerConfiguration();
  ReservationSystemTestUtil.setupQueueConfiguration(conf);
  conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class,
      ResourceScheduler.class);
  conf.setBoolean(YarnConfiguration.RM_RESERVATION_SYSTEM_ENABLE, true);
  final MiniYARNCluster cluster =
      new MiniYARNCluster("testReservationAPIs", 2, 1, 1);

  cluster.init(conf);
  cluster.start();

  GenericTestUtils.waitFor(new Supplier<Boolean>() {
    @Override
    public Boolean get() {
      return cluster.getResourceManager().getRMContext()
          .getReservationSystem()
          .getPlan(ReservationSystemTestUtil.reservationQ)
          .getTotalCapacity().getMemorySize() > 6000;
    }
  }, 10, 10000);

  return cluster;
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
@Test
public void testRMWebAppRedirect() throws YarnException,
    InterruptedException, IOException {
  cluster = new MiniYARNCluster(TestRMFailover.class.getName(), 2, 0, 1, 1);
  conf.setBoolean(YarnConfiguration.AUTO_FAILOVER_ENABLED, false);

  cluster.init(conf);
  cluster.start();
  getAdminService(0).transitionToActive(req);
  String rm1Url = "http://0.0.0.0:18088";
  String rm2Url = "http://0.0.0.0:28088";
  String header = getHeader("Refresh", rm2Url);
  assertTrue(header.contains("; url=" + rm1Url));

  header = getHeader("Refresh", rm2Url + "/cluster/cluster");
  assertEquals(null, header);

  header = getHeader("Refresh", rm2Url + "/ws/v1/cluster/info");
  assertEquals(null, header);

  header = getHeader("Refresh", rm2Url + "/ws/v1/cluster/apps");
  assertTrue(header.contains("; url=" + rm1Url));

  // Due to the limitation of MiniYARNCluster and dispatcher is a singleton,
  // we couldn't add the test case after explicitFailover();
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
public void start() throws IOException {
  log.info("Checking if cluster=" + clusterName + " needs to be started");
  synchronized (this.startupShutdownMonitor) {
    if (started) {
      return;
    }
    log.info("Starting cluster=" + clusterName);
    configuration = new YarnConfiguration();

    //configuration.setBoolean(YarnConfiguration.IS_MINI_YARN_CLUSTER, true);
    configuration.setBoolean("yarn.is.minicluster", true);
    configuration.set(MiniDFSCluster.HDFS_MINIDFS_BASEDIR, "target/" + clusterName + "-dfs");

    dfsCluster = new MiniDFSCluster.Builder(configuration).
            numDataNodes(nodes).
            build();

    yarnCluster = new MiniYARNCluster(clusterName, nodes, 1, 1);
    yarnCluster.init(configuration);
    yarnCluster.start();

    log.info("Started cluster=" + clusterName);
    started = true;
  }
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
@BeforeClass
public static void setup() throws Exception {
  // start minicluster
  conf = new YarnConfiguration();
  conf.setLong(
    YarnConfiguration.RM_AMRM_TOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS,
    rolling_interval_sec);
  conf.setLong(YarnConfiguration.RM_AM_EXPIRY_INTERVAL_MS, am_expire_ms);
  conf.setInt(YarnConfiguration.RM_NM_HEARTBEAT_INTERVAL_MS, 100);
  conf.setLong(YarnConfiguration.NM_LOG_RETAIN_SECONDS, 1);
  yarnCluster = new MiniYARNCluster(TestAMRMClient.class.getName(), nodeCount, 1, 1);
  yarnCluster.init(conf);
  yarnCluster.start();

  // start rm client
  yarnClient = YarnClient.createYarnClient();
  yarnClient.init(conf);
  yarnClient.start();

  // get node info
  nodeReports = yarnClient.getNodeReports(NodeState.RUNNING);
  
  priority = Priority.newInstance(1);
  priority2 = Priority.newInstance(2);
  capability = Resource.newInstance(1024, 1, 1);

  node = nodeReports.get(0).getNodeId().getHost();
  rack = nodeReports.get(0).getRackName();
  nodes = new String[]{ node };
  racks = new String[]{ rack };
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
@BeforeClass
public static void setup() throws Exception {
  // start minicluster
  conf = new YarnConfiguration();
  conf.setLong(
    YarnConfiguration.RM_AMRM_TOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS,
    rolling_interval_sec);
  conf.setLong(YarnConfiguration.RM_AM_EXPIRY_INTERVAL_MS, am_expire_ms);
  conf.setInt(YarnConfiguration.RM_NM_HEARTBEAT_INTERVAL_MS, 100);
  // set the minimum allocation so that resource decrease can go under 1024
  conf.setInt(YarnConfiguration.RM_SCHEDULER_MINIMUM_ALLOCATION_MB, 512);
  conf.setLong(YarnConfiguration.NM_LOG_RETAIN_SECONDS, 1);
  yarnCluster = new MiniYARNCluster(TestAMRMClient.class.getName(), nodeCount, 1, 1);
  yarnCluster.init(conf);
  yarnCluster.start();

  // start rm client
  yarnClient = YarnClient.createYarnClient();
  yarnClient.init(conf);
  yarnClient.start();

  // get node info
  nodeReports = yarnClient.getNodeReports(NodeState.RUNNING);
  
  priority = Priority.newInstance(1);
  priority2 = Priority.newInstance(2);
  capability = Resource.newInstance(1024, 1);

  node = nodeReports.get(0).getNodeId().getHost();
  rack = nodeReports.get(0).getRackName();
  nodes = new String[]{ node };
  racks = new String[]{ rack };
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
@BeforeClass
public static void setup() throws Exception {
  // start minicluster
  conf = new YarnConfiguration();
  conf.setLong(
    YarnConfiguration.RM_AMRM_TOKEN_MASTER_KEY_ROLLING_INTERVAL_SECS,
    rolling_interval_sec);
  conf.setLong(YarnConfiguration.RM_AM_EXPIRY_INTERVAL_MS, am_expire_ms);
  conf.setInt(YarnConfiguration.RM_NM_HEARTBEAT_INTERVAL_MS, 100);
  conf.setLong(YarnConfiguration.NM_LOG_RETAIN_SECONDS, 1);
  yarnCluster = new MiniYARNCluster(TestAMRMClient.class.getName(), nodeCount, 1, 1);
  yarnCluster.init(conf);
  yarnCluster.start();

  // start rm client
  yarnClient = YarnClient.createYarnClient();
  yarnClient.init(conf);
  yarnClient.start();

  // get node info
  nodeReports = yarnClient.getNodeReports(NodeState.RUNNING);
  
  priority = Priority.newInstance(1);
  priority2 = Priority.newInstance(2);
  capability = Resource.newInstance(1024, 1);

  node = nodeReports.get(0).getNodeId().getHost();
  rack = nodeReports.get(0).getRackName();
  nodes = new String[]{ node };
  racks = new String[]{ rack };
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
public void start() throws IOException {
   YarnConfiguration clusterConf = new YarnConfiguration();
   final File hdfsBase = Files.createTempDirectory("temp-hdfs-").toFile();
   clusterConf.set(MiniDFSCluster.HDFS_MINIDFS_BASEDIR, hdfsBase.getAbsolutePath());
   hdfsCluster = new MiniDFSCluster.Builder(clusterConf).nameNodeHttpPort(57000).startupOption(HdfsServerConstants.StartupOption.REGULAR).build();
   clusterConf.setInt(YarnConfiguration.RM_SCHEDULER_MINIMUM_ALLOCATION_MB, 64);
   clusterConf.setClass(YarnConfiguration.RM_SCHEDULER, FifoScheduler.class, ResourceScheduler.class);
   miniYARNCluster = new MiniYARNCluster("testMRJOb", 1, 1, 1);
   miniYARNCluster.init(clusterConf);
   miniYARNCluster.start();
   configuration = miniYARNCluster.getConfig();
   fileSystem = new Path("hdfs://localhost:" + hdfsCluster.getNameNodePort() + "/").getFileSystem(configuration);
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
@Override
public void start() throws Exception {
    LOG.info("YARN: Starting MiniYarnCluster");
    configure();
    miniYARNCluster = new MiniYARNCluster(testName, numResourceManagers, numNodeManagers,
            numLocalDirs, numLogDirs, enableHa);

    miniYARNCluster.serviceInit(configuration);
    miniYARNCluster.init(configuration);
    miniYARNCluster.start();
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
private static void createClientAndCluster(Configuration conf)
    throws Exception {
  yarnCluster = new MiniYARNCluster(TestAMRMClient.class.getName(), nodeCount, 1, 1);
  yarnCluster.init(conf);
  yarnCluster.start();

  // start rm client
  yarnClient = YarnClient.createYarnClient();
  yarnClient.init(conf);
  yarnClient.start();

  // get node info
  assertTrue("All node managers did not connect to the RM within the "
      + "allotted 5-second timeout",
      yarnCluster.waitForNodeManagersToConnect(5000L));
  nodeReports = yarnClient.getNodeReports(NodeState.RUNNING);
  assertEquals("Not all node managers were reported running",
      nodeCount, nodeReports.size());

  priority = Priority.newInstance(1);
  priority2 = Priority.newInstance(2);
  capability = Resource.newInstance(1024, 1);

  node = nodeReports.get(0).getNodeId().getHost();
  rack = nodeReports.get(0).getRackName();
  nodes = new String[]{ node };
  racks = new String[]{ rack };
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
@Override
protected void before() throws Throwable {
  super.before();

  yarnCluster = new MiniYARNCluster(name, 1, 1, 1);
  yarnCluster.init(getConfiguration());
  yarnCluster.start();
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
@BeforeClass
public static void setup() throws Exception {
  // start minicluster
  conf = new YarnConfiguration();
  conf.setInt(YarnConfiguration.RM_NM_HEARTBEAT_INTERVAL_MS, 100);
  conf.setLong(YarnConfiguration.NM_LOG_RETAIN_SECONDS, 1);
  yarnCluster = new MiniYARNCluster(TestAMRMClient.class.getName(), nodeCount, 1, 1);
  yarnCluster.init(conf);
  yarnCluster.start();

  // start rm client
  yarnClient = YarnClient.createYarnClient();
  yarnClient.init(conf);
  yarnClient.start();

  // get node info
  nodeReports = yarnClient.getNodeReports(NodeState.RUNNING);
  
  priority = Priority.newInstance(1);
  priority2 = Priority.newInstance(2);
  capability = Resource.newInstance(1024, 1);

  node = nodeReports.get(0).getNodeId().getHost();
  rack = nodeReports.get(0).getRackName();
  nodes = new String[]{ node };
  racks = new String[]{ rack };
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
static public MiniYARNCluster createMiniYARNCluster(Configuration yarnConf, int numOfNodeManagers) throws Exception {
  yarnConf.setInt(YarnConfiguration.RM_SCHEDULER_MINIMUM_ALLOCATION_MB, 64);
  yarnConf.setClass(YarnConfiguration.RM_SCHEDULER, FifoScheduler.class, ResourceScheduler.class);
  MiniYARNCluster miniYarnCluster = new MiniYARNCluster("yarn", numOfNodeManagers, 1, 1);
  miniYarnCluster.init(yarnConf);
  yarnConf.set("yarn.resourcemanager.scheduler.address", "0.0.0.0:8030") ;
  miniYarnCluster.start();
  //wait to make sure the server is started
  //TODO: find a way to fix this
  Thread.sleep(3000);
  return miniYarnCluster ;
}
 

import org.apache.hadoop.yarn.server.MiniYARNCluster; //导入方法依赖的package包/类
private static final void init(File folder) throws IOException {
  // Starts Zookeeper
  zkServer = InMemoryZKServer.builder().build();
  zkServer.startAndWait();

  // Start YARN mini cluster
  LOG.info("Starting Mini DFS on path {}", folder);
  Configuration fsConf = new HdfsConfiguration(new Configuration());
  fsConf.set(MiniDFSCluster.HDFS_MINIDFS_BASEDIR, folder.getAbsolutePath());
  dfsCluster = new MiniDFSCluster.Builder(fsConf).numDataNodes(1).build();

  Configuration conf = new YarnConfiguration(dfsCluster.getFileSystem().getConf());

  if (YarnUtils.getHadoopVersion().equals(YarnUtils.HadoopVersions.HADOOP_20)) {
    conf.set("yarn.resourcemanager.scheduler.class",
               "org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler");
  } else {
    conf.set("yarn.resourcemanager.scheduler.class",
               "org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler");
    conf.set("yarn.scheduler.capacity.resource-calculator",
               "org.apache.hadoop.yarn.util.resource.DominantResourceCalculator");
    conf.setBoolean("yarn.scheduler.include-port-in-node-name", true);
  }
  conf.set("yarn.nodemanager.vmem-pmem-ratio", "20.1");
  conf.set("yarn.nodemanager.vmem-check-enabled", "false");
  conf.set("yarn.scheduler.minimum-allocation-mb", "128");
  conf.set("yarn.nodemanager.delete.debug-delay-sec", "3600");

  cluster = new MiniYARNCluster("test-cluster", 3, 1, 1);
  cluster.init(conf);
  cluster.start();

  config = new YarnConfiguration(cluster.getConfig());

  runnerService = createTwillRunnerService();
  runnerService.startAndWait();

  yarnAppClient = new VersionDetectYarnAppClientFactory().create(conf);
  yarnAppClient.start();
}