Java Code Examples for org.apache.hadoop.mapreduce.v2.MiniMRYarnCluster#start()

The following examples show how to use org.apache.hadoop.mapreduce.v2.MiniMRYarnCluster#start() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: TestBinaryTokenFile.java    From hadoop with Apache License 2.0 6 votes vote down vote up
@BeforeClass
public static void setUp() throws Exception {
  final Configuration conf = new Configuration();
  
  conf.set(MRConfig.FRAMEWORK_NAME, MRConfig.YARN_FRAMEWORK_NAME);
  conf.set(YarnConfiguration.RM_PRINCIPAL, "jt_id/" + SecurityUtil.HOSTNAME_PATTERN + "@APACHE.ORG");
  
  final MiniDFSCluster.Builder builder = new MiniDFSCluster.Builder(conf);
  builder.checkExitOnShutdown(true);
  builder.numDataNodes(numSlaves);
  builder.format(true);
  builder.racks(null);
  dfsCluster = builder.build();
  
  mrCluster = new MiniMRYarnCluster(TestBinaryTokenFile.class.getName(), noOfNMs);
  mrCluster.init(conf);
  mrCluster.start();

  NameNodeAdapter.getDtSecretManager(dfsCluster.getNamesystem()).startThreads(); 
  
  FileSystem fs = dfsCluster.getFileSystem(); 
  p1 = new Path("file1");
  p1 = fs.makeQualified(p1);
}
 
Example 2
Source File: TestBinaryTokenFile.java    From big-c with Apache License 2.0 6 votes vote down vote up
@BeforeClass
public static void setUp() throws Exception {
  final Configuration conf = new Configuration();
  
  conf.set(MRConfig.FRAMEWORK_NAME, MRConfig.YARN_FRAMEWORK_NAME);
  conf.set(YarnConfiguration.RM_PRINCIPAL, "jt_id/" + SecurityUtil.HOSTNAME_PATTERN + "@APACHE.ORG");
  
  final MiniDFSCluster.Builder builder = new MiniDFSCluster.Builder(conf);
  builder.checkExitOnShutdown(true);
  builder.numDataNodes(numSlaves);
  builder.format(true);
  builder.racks(null);
  dfsCluster = builder.build();
  
  mrCluster = new MiniMRYarnCluster(TestBinaryTokenFile.class.getName(), noOfNMs);
  mrCluster.init(conf);
  mrCluster.start();

  NameNodeAdapter.getDtSecretManager(dfsCluster.getNamesystem()).startThreads(); 
  
  FileSystem fs = dfsCluster.getFileSystem(); 
  p1 = new Path("file1");
  p1 = fs.makeQualified(p1);
}
 
Example 3
Source File: TestMRJob.java    From s3committer with Apache License 2.0 5 votes vote down vote up
@BeforeClass
public static void setupMiniMRCluster() {
  getConfiguration().set("fs.s3.impl", MockS3FileSystem.class.getName());
  S3_OUTPUT_PATH = new Path("s3://bucket-name/output/path");
  MR_CLUSTER = new MiniMRYarnCluster(
      "test-s3-multipart-output-committer", 2);
  MR_CLUSTER.init(getConfiguration());
  MR_CLUSTER.start();
}
 
Example 4
Source File: MRLocalCluster.java    From hadoop-mini-clusters with Apache License 2.0 5 votes vote down vote up
@Override
public void start() throws Exception {
    LOG.info("MR: Starting MiniMRYarnCluster");
    configure();
    miniMRYarnCluster = new MiniMRYarnCluster(testName, numNodeManagers);
    miniMRYarnCluster.serviceInit(configuration);
    miniMRYarnCluster.init(configuration);
    miniMRYarnCluster.start();
}
 
Example 5
Source File: HBaseServerTestInstance.java    From Halyard with Apache License 2.0 4 votes vote down vote up
public static synchronized Configuration getInstanceConfig() throws Exception {
    if (conf == null) {
        File zooRoot = File.createTempFile("hbase-zookeeper", "");
        zooRoot.delete();
        ZooKeeperServer zookeper = new ZooKeeperServer(zooRoot, zooRoot, 2000);
        ServerCnxnFactory factory = ServerCnxnFactory.createFactory(new InetSocketAddress("localhost", 0), 5000);
        factory.startup(zookeper);

        YarnConfiguration yconf = new YarnConfiguration();
        String argLine = System.getProperty("argLine");
        if (argLine != null) {
            yconf.set("yarn.app.mapreduce.am.command-opts", argLine.replace("jacoco.exec", "jacocoMR.exec"));
        }
        yconf.setBoolean(MRConfig.MAPREDUCE_MINICLUSTER_CONTROL_RESOURCE_MONITORING, false);
        yconf.setClass(YarnConfiguration.RM_SCHEDULER, FifoScheduler.class, ResourceScheduler.class);
        MiniMRYarnCluster miniCluster = new MiniMRYarnCluster("testCluster");
        miniCluster.init(yconf);
        String resourceManagerLink = yconf.get(YarnConfiguration.RM_ADDRESS);
        yconf.setBoolean(MRJobConfig.JOB_UBERTASK_ENABLE, true);
        miniCluster.start();
        miniCluster.waitForNodeManagersToConnect(10000);
        // following condition set in MiniYarnCluster:273
        while (resourceManagerLink.endsWith(":0")) {
            Thread.sleep(100);
            resourceManagerLink = yconf.get(YarnConfiguration.RM_ADDRESS);
        }

        File hbaseRoot = File.createTempFile("hbase-root", "");
        hbaseRoot.delete();
        conf = HBaseConfiguration.create(miniCluster.getConfig());
        conf.set(HConstants.HBASE_DIR, hbaseRoot.toURI().toURL().toString());
        conf.setInt(HConstants.ZOOKEEPER_CLIENT_PORT, factory.getLocalPort());
        conf.set("hbase.master.hostname", "localhost");
        conf.set("hbase.regionserver.hostname", "localhost");
        conf.setInt("hbase.master.info.port", -1);
        conf.set("hbase.fs.tmp.dir", new File(System.getProperty("java.io.tmpdir")).toURI().toURL().toString());
        LocalHBaseCluster cluster = new LocalHBaseCluster(conf);
        cluster.startup();
    }
    return new Configuration(conf);
}
 
Example 6
Source File: MiniCluster.java    From spork with Apache License 2.0 4 votes vote down vote up
@Override
protected void setupMiniDfsAndMrClusters() {
    try {
        final int dataNodes = 4;     // There will be 4 data nodes
        final int taskTrackers = 4;  // There will be 4 task tracker nodes

        System.setProperty("hadoop.log.dir", "build/test/logs");
        // Create the dir that holds hadoop-site.xml file
        // Delete if hadoop-site.xml exists already
        CONF_DIR.mkdirs();
        if(CONF_FILE.exists()) {
            CONF_FILE.delete();
        }

        // Builds and starts the mini dfs and mapreduce clusters
        Configuration config = new Configuration();
        config.set("yarn.scheduler.capacity.root.queues", "default");
        config.set("yarn.scheduler.capacity.root.default.capacity", "100");
        m_dfs = new MiniDFSCluster(config, dataNodes, true, null);
        m_fileSys = m_dfs.getFileSystem();
        m_dfs_conf = m_dfs.getConfiguration(0);

        //Create user home directory
        m_fileSys.mkdirs(m_fileSys.getWorkingDirectory());

        m_mr = new MiniMRYarnCluster("PigMiniCluster", taskTrackers);
        m_mr.init(m_dfs_conf);
        m_mr.start();

        // Write the necessary config info to hadoop-site.xml
        m_mr_conf = new Configuration(m_mr.getConfig());

        m_conf = m_mr_conf;
        m_conf.set("fs.default.name", m_dfs_conf.get("fs.default.name"));
        m_conf.unset(MRConfiguration.JOB_CACHE_FILES);

        m_conf.setInt(MRConfiguration.IO_SORT_MB, 200);
        m_conf.set(MRConfiguration.CHILD_JAVA_OPTS, "-Xmx512m");

        m_conf.setInt(MRConfiguration.SUMIT_REPLICATION, 2);
        m_conf.setInt(MRConfiguration.MAP_MAX_ATTEMPTS, 2);
        m_conf.setInt(MRConfiguration.REDUCE_MAX_ATTEMPTS, 2);
        m_conf.set("dfs.datanode.address", "0.0.0.0:0");
        m_conf.set("dfs.datanode.http.address", "0.0.0.0:0");
        m_conf.set("pig.jobcontrol.sleep", "100");
        m_conf.writeXml(new FileOutputStream(CONF_FILE));
        m_fileSys.copyFromLocalFile(new Path(CONF_FILE.getAbsoluteFile().toString()),
                new Path("/pigtest/conf/hadoop-site.xml"));
        DistributedCache.addFileToClassPath(new Path("/pigtest/conf/hadoop-site.xml"), m_conf);

        System.err.println("XXX: Setting fs.default.name to: " + m_dfs_conf.get("fs.default.name"));
        // Set the system properties needed by Pig
        System.setProperty("cluster", m_conf.get(MRConfiguration.JOB_TRACKER));
        //System.setProperty("namenode", m_dfs_conf.get("fs.default.name"));
        System.setProperty("namenode", m_conf.get("fs.default.name"));
        System.setProperty("junit.hadoop.conf", CONF_DIR.getPath());
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}