Examples with GetClusterNodesRequest org.apache.hadoop.yarn.api.protocolrecords.GetClusterNodesRequest used on opensource projects

Example 1 with GetClusterNodesRequest

use of org.apache.hadoop.yarn.api.protocolrecords.GetClusterNodesRequest in project hadoop by apache.

the class TestClientRMService method testRMStartWithDecommissionedNode.

@Test
public void testRMStartWithDecommissionedNode() throws Exception {
    String excludeFile = "excludeFile";
    createExcludeFile(excludeFile);
    YarnConfiguration conf = new YarnConfiguration();
    conf.set(YarnConfiguration.RM_NODES_EXCLUDE_FILE_PATH, excludeFile);
    MockRM rm = new MockRM(conf) {

        protected ClientRMService createClientRMService() {
            return new ClientRMService(this.rmContext, scheduler, this.rmAppManager, this.applicationACLsManager, this.queueACLsManager, this.getRMContext().getRMDelegationTokenSecretManager());
        }

        ;
    };
    rm.start();
    YarnRPC rpc = YarnRPC.create(conf);
    InetSocketAddress rmAddress = rm.getClientRMService().getBindAddress();
    LOG.info("Connecting to ResourceManager at " + rmAddress);
    ApplicationClientProtocol client = (ApplicationClientProtocol) rpc.getProxy(ApplicationClientProtocol.class, rmAddress, conf);
    // Make call
    GetClusterNodesRequest request = GetClusterNodesRequest.newInstance(EnumSet.allOf(NodeState.class));
    List<NodeReport> nodeReports = client.getClusterNodes(request).getNodeReports();
    Assert.assertEquals(1, nodeReports.size());
    rm.stop();
    rpc.stopProxy(client, conf);
    new File(excludeFile).delete();
}

Example 2 with GetClusterNodesRequest

use of org.apache.hadoop.yarn.api.protocolrecords.GetClusterNodesRequest in project apex-core by apache.

the class StramMiniClusterTest method testSetupShutdown.

@Test
public void testSetupShutdown() throws Exception {
    GetClusterNodesRequest request = Records.newRecord(GetClusterNodesRequest.class);
    ClientRMService clientRMService = yarnCluster.getResourceManager().getClientRMService();
    GetClusterNodesResponse response = clientRMService.getClusterNodes(request);
    List<NodeReport> nodeReports = response.getNodeReports();
    LOG.info("{}", nodeReports);
    for (NodeReport nr : nodeReports) {
        LOG.info("Node: {}", nr.getNodeId());
        LOG.info("Total memory: {}", nr.getCapability());
        LOG.info("Used memory: {}", nr.getUsed());
        LOG.info("Number containers: {}", nr.getNumContainers());
    }
    JarHelper jarHelper = new JarHelper();
    LOG.info("engine jar: {}", jarHelper.getJar(StreamingAppMaster.class));
    LOG.info("engine test jar: {}", jarHelper.getJar(StramMiniClusterTest.class));
    // create test application
    Properties dagProps = new Properties();
    // input module (ensure shutdown works while windows are generated)
    dagProps.put(StreamingApplication.APEX_PREFIX + "operator.numGen.classname", TestGeneratorInputOperator.class.getName());
    dagProps.put(StreamingApplication.APEX_PREFIX + "operator.numGen.maxTuples", "1");
    dagProps.put(StreamingApplication.APEX_PREFIX + "operator.module1.classname", GenericTestOperator.class.getName());
    dagProps.put(StreamingApplication.APEX_PREFIX + "operator.module2.classname", GenericTestOperator.class.getName());
    dagProps.put(StreamingApplication.APEX_PREFIX + "stream.fromNumGen.source", "numGen.outport");
    dagProps.put(StreamingApplication.APEX_PREFIX + "stream.fromNumGen.sinks", "module1.inport1");
    dagProps.put(StreamingApplication.APEX_PREFIX + "stream.n1n2.source", "module1.outport1");
    dagProps.put(StreamingApplication.APEX_PREFIX + "stream.n1n2.sinks", "module2.inport1");
    dagProps.setProperty(StreamingApplication.APEX_PREFIX + LogicalPlan.MASTER_MEMORY_MB.getName(), "128");
    dagProps.setProperty(StreamingApplication.APEX_PREFIX + LogicalPlan.CONTAINER_JVM_OPTIONS.getName(), "-Dlog4j.properties=custom_log4j.properties");
    dagProps.setProperty(StreamingApplication.APEX_PREFIX + "operator.*." + OperatorContext.MEMORY_MB.getName(), "64");
    dagProps.setProperty(StreamingApplication.APEX_PREFIX + "operator.*." + OperatorContext.VCORES.getName(), "1");
    dagProps.setProperty(StreamingApplication.APEX_PREFIX + "operator.*.port.*." + Context.PortContext.BUFFER_MEMORY_MB.getName(), "32");
    dagProps.setProperty(StreamingApplication.APEX_PREFIX + LogicalPlan.DEBUG.getName(), "true");
    LOG.info("dag properties: {}", dagProps);
    LOG.info("Initializing Client");
    LogicalPlanConfiguration tb = new LogicalPlanConfiguration(conf);
    tb.addFromProperties(dagProps, null);
    LogicalPlan dag = createDAG(tb);
    Configuration yarnConf = new Configuration(yarnCluster.getConfig());
    StramClient client = new StramClient(yarnConf, dag);
    try {
        client.start();
        if (StringUtils.isBlank(System.getenv("JAVA_HOME"))) {
            // JAVA_HOME not set in the yarn mini cluster
            client.javaCmd = "java";
        }
        LOG.info("Running client");
        client.startApplication();
        boolean result = client.monitorApplication();
        LOG.info("Client run completed. Result=" + result);
        Assert.assertTrue(result);
    } finally {
        client.stop();
    }
}

Example 3 with GetClusterNodesRequest

use of org.apache.hadoop.yarn.api.protocolrecords.GetClusterNodesRequest in project hadoop by apache.

the class TestClientRMService method testGetClusterNodes.

@Test
public void testGetClusterNodes() throws Exception {
    MockRM rm = new MockRM() {

        protected ClientRMService createClientRMService() {
            return new ClientRMService(this.rmContext, scheduler, this.rmAppManager, this.applicationACLsManager, this.queueACLsManager, this.getRMContext().getRMDelegationTokenSecretManager());
        }

        ;
    };
    rm.start();
    RMNodeLabelsManager labelsMgr = rm.getRMContext().getNodeLabelManager();
    labelsMgr.addToCluserNodeLabelsWithDefaultExclusivity(ImmutableSet.of("x", "y"));
    // Add a healthy node with label = x
    MockNM node = rm.registerNode("host1:1234", 1024);
    Map<NodeId, Set<String>> map = new HashMap<NodeId, Set<String>>();
    map.put(node.getNodeId(), ImmutableSet.of("x"));
    labelsMgr.replaceLabelsOnNode(map);
    rm.sendNodeStarted(node);
    node.nodeHeartbeat(true);
    // Add and lose a node with label = y
    MockNM lostNode = rm.registerNode("host2:1235", 1024);
    rm.sendNodeStarted(lostNode);
    lostNode.nodeHeartbeat(true);
    rm.waitForState(lostNode.getNodeId(), NodeState.RUNNING);
    rm.sendNodeLost(lostNode);
    // Create a client.
    Configuration conf = new Configuration();
    YarnRPC rpc = YarnRPC.create(conf);
    InetSocketAddress rmAddress = rm.getClientRMService().getBindAddress();
    LOG.info("Connecting to ResourceManager at " + rmAddress);
    ApplicationClientProtocol client = (ApplicationClientProtocol) rpc.getProxy(ApplicationClientProtocol.class, rmAddress, conf);
    // Make call
    GetClusterNodesRequest request = GetClusterNodesRequest.newInstance(EnumSet.of(NodeState.RUNNING));
    List<NodeReport> nodeReports = client.getClusterNodes(request).getNodeReports();
    Assert.assertEquals(1, nodeReports.size());
    Assert.assertNotSame("Node is expected to be healthy!", NodeState.UNHEALTHY, nodeReports.get(0).getNodeState());
    // Check node's label = x
    Assert.assertTrue(nodeReports.get(0).getNodeLabels().contains("x"));
    // Now make the node unhealthy.
    node.nodeHeartbeat(false);
    rm.waitForState(node.getNodeId(), NodeState.UNHEALTHY);
    // Call again
    nodeReports = client.getClusterNodes(request).getNodeReports();
    Assert.assertEquals("Unhealthy nodes should not show up by default", 0, nodeReports.size());
    // Change label of host1 to y
    map = new HashMap<NodeId, Set<String>>();
    map.put(node.getNodeId(), ImmutableSet.of("y"));
    labelsMgr.replaceLabelsOnNode(map);
    // Now query for UNHEALTHY nodes
    request = GetClusterNodesRequest.newInstance(EnumSet.of(NodeState.UNHEALTHY));
    nodeReports = client.getClusterNodes(request).getNodeReports();
    Assert.assertEquals(1, nodeReports.size());
    Assert.assertEquals("Node is expected to be unhealthy!", NodeState.UNHEALTHY, nodeReports.get(0).getNodeState());
    Assert.assertTrue(nodeReports.get(0).getNodeLabels().contains("y"));
    // Remove labels of host1
    map = new HashMap<NodeId, Set<String>>();
    map.put(node.getNodeId(), ImmutableSet.of("y"));
    labelsMgr.removeLabelsFromNode(map);
    // Query all states should return all nodes
    rm.registerNode("host3:1236", 1024);
    request = GetClusterNodesRequest.newInstance(EnumSet.allOf(NodeState.class));
    nodeReports = client.getClusterNodes(request).getNodeReports();
    Assert.assertEquals(3, nodeReports.size());
    // All host1-3's label should be empty (instead of null)
    for (NodeReport report : nodeReports) {
        Assert.assertTrue(report.getNodeLabels() != null && report.getNodeLabels().isEmpty());
    }
    rpc.stopProxy(client, conf);
    rm.close();
}

Example 4 with GetClusterNodesRequest

use of org.apache.hadoop.yarn.api.protocolrecords.GetClusterNodesRequest in project hadoop by apache.

the class YarnClientImpl method getNodeReports.

@Override
public List<NodeReport> getNodeReports(NodeState... states) throws YarnException, IOException {
    EnumSet<NodeState> statesSet = (states.length == 0) ? EnumSet.allOf(NodeState.class) : EnumSet.noneOf(NodeState.class);
    for (NodeState state : states) {
        statesSet.add(state);
    }
    GetClusterNodesRequest request = GetClusterNodesRequest.newInstance(statesSet);
    GetClusterNodesResponse response = rmClient.getClusterNodes(request);
    return response.getNodeReports();
}