Package org.apache.helix.model

Examples of org.apache.helix.model.InstanceConfig

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   * @return
   */
  public Set<String> getDisabledInstancesForPartition(String partition) {
    Set<String> disabledInstancesSet = new HashSet<String>();
    for (String instance : _instanceConfigMap.keySet()) {
      InstanceConfig config = _instanceConfigMap.get(instance);
      if (config.getInstanceEnabled() == false
          || config.getInstanceEnabledForPartition(partition) == false) {
        disabledInstancesSet.add(instance);
      }
    }
    return disabledInstancesSet;
  }
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    _gSetupTool.addCluster(clusterName, true);
    HelixAdmin admin = _gSetupTool.getClusterManagementTool();

    // Add 4 participants, each with differint tag characteristics
    InstanceConfig instance1 = new InstanceConfig("localhost_1");
    instance1.addTag(TAGS[0]);
    admin.addInstance(clusterName, instance1);
    InstanceConfig instance2 = new InstanceConfig("localhost_2");
    instance2.addTag(TAGS[1]);
    admin.addInstance(clusterName, instance2);
    InstanceConfig instance3 = new InstanceConfig("localhost_3");
    instance3.addTag(TAGS[0]);
    instance3.addTag(TAGS[1]);
    admin.addInstance(clusterName, instance3);
    InstanceConfig instance4 = new InstanceConfig("localhost_4");
    admin.addInstance(clusterName, instance4);

    // Now make a REST call for all resources
    Reference resourceRef = new Reference(URL_BASE);
    Request request = new Request(Method.GET, resourceRef);
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      boolean wantEnabled) {
    ZKHelixDataAccessor accessor =
        new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(zkClient));
    Builder keyBuilder = accessor.keyBuilder();

    InstanceConfig config = accessor.getProperty(keyBuilder.instanceConfig(instance));
    AssertJUnit.assertEquals(wantEnabled, config.getInstanceEnabled());
  }
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  protected void setupInstances(String clusterName, int[] instances) {
    HelixAdmin admin = new ZKHelixAdmin(_gZkClient);
    for (int i = 0; i < instances.length; i++) {
      String instance = "localhost_" + instances[i];
      InstanceConfig instanceConfig = new InstanceConfig(instance);
      instanceConfig.setHostName("localhost");
      instanceConfig.setPort("" + instances[i]);
      instanceConfig.setInstanceEnabled(true);
      admin.addInstance(clusterName, instanceConfig);
    }
  }
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      Assert
          .fail("Except fail to set participant-config because participant: localhost_12918 is not added to cluster yet");
    } catch (HelixException e) {
      // OK
    }
    admin.addInstance(clusterName, new InstanceConfig("localhost_12918"));

    try {
      configAccessor.set(participantScope, "participantConfigKey", "participantConfigValue");
    } catch (Exception e) {
      Assert
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    // Add nodes to the cluster
    int n = 3;
    System.out.println("Adding " + n + " participants to the cluster");
    for (int i = 0; i < n; i++) {
      int port = 12918 + i;
      InstanceConfig instanceConfig = new InstanceConfig("localhost_" + port);
      instanceConfig.setHostName("localhost");
      instanceConfig.setPort("" + port);
      instanceConfig.setInstanceEnabled(true);
      admin.addInstance(clusterName, instanceConfig);
      // System.out.println("\t Added participant: " + instanceConfig.getInstanceName());
    }

    // construct ideal-state manually
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    ExternalView ev = accessor.getProperty(accessor.keyBuilder().externalView(DB2));
    Set<String> hosts = new HashSet<String>();
    for (String p : ev.getPartitionSet()) {
      for (String hostName : ev.getStateMap(p).keySet()) {
        InstanceConfig config =
            accessor.getProperty(accessor.keyBuilder().instanceConfig(hostName));
        Assert.assertTrue(config.containsTag(DB2tag));
        hosts.add(hostName);
      }
    }
    Assert.assertEquals(hosts.size(), 2);

    String DB3 = "TestDB3";
    String DB3Tag = "TestDB3_tag";
    partitions = 10;
    replica = 3;
    for (int i = 1; i < 5; i++) {
      String instanceName = "localhost_" + (12918 + i);
      _setupTool.getClusterManagementTool().addInstanceTag(CLUSTER_NAME, instanceName, DB3Tag);
    }
    _setupTool.addResourceToCluster(CLUSTER_NAME, DB3, partitions, STATE_MODEL);
    _setupTool.rebalanceStorageCluster(CLUSTER_NAME, DB3, DB3Tag, replica);

    result =
        ClusterStateVerifier
            .verifyByZkCallback((new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR,
                CLUSTER_NAME)));
    Assert.assertTrue(result, "Cluster verification fails");

    ev = accessor.getProperty(accessor.keyBuilder().externalView(DB3));
    hosts = new HashSet<String>();
    for (String p : ev.getPartitionSet()) {
      for (String hostName : ev.getStateMap(p).keySet()) {
        InstanceConfig config =
            accessor.getProperty(accessor.keyBuilder().instanceConfig(hostName));
        Assert.assertTrue(config.containsTag(DB3Tag));
        hosts.add(hostName);
      }
    }
    Assert.assertEquals(hosts.size(), 4);
  }
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    private static void addInstanceConfig(String instanceName) {
      // add node to cluster if not already added
      ZKHelixAdmin admin = new ZKHelixAdmin(ZK_ADDR);

      InstanceConfig instanceConfig = null;
      try {
        instanceConfig = admin.getInstanceConfig(clusterName, instanceName);
      } catch (Exception e) {
      }
      if (instanceConfig == null) {
        InstanceConfig config = new InstanceConfig(instanceName);
        config.setHostName("localhost");
        config.setInstanceEnabled(true);
        echo("Adding InstanceConfig:" + config);
        admin.addInstance(clusterName, config);
      }
    }
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  private void configureInstance(String instanceName) {
    ZKHelixAdmin helixAdmin = new ZKHelixAdmin(zkAddress);

    List<String> instancesInCluster = helixAdmin.getInstancesInCluster(clusterName);
    if (instancesInCluster == null || !instancesInCluster.contains(instanceName)) {
      InstanceConfig config = new InstanceConfig(instanceName);
      config.setHostName("localhost");
      config.setPort("12000");
      helixAdmin.addInstance(clusterName, config);
    }
  }
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        for (String partitionName : extView.getPartitionSet()) {
          Map<String, String> stateMap = extView.getStateMap(partitionName);
          for (String instanceName : stateMap.keySet()) {
            String currentState = stateMap.get(instanceName);
            if (instanceConfigMap.containsKey(instanceName)) {
              InstanceConfig instanceConfig = instanceConfigMap.get(instanceName);
              newRoutingTable.addEntry(resourceName, partitionName, currentState, instanceConfig);
            } else {
              logger.error("Invalid instance name." + instanceName
                  + " .Not found in /cluster/configs/. instanceName: ");
            }
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Related Classes of org.apache.helix.model.InstanceConfig

  • com.linkedin.databus.cluster.DatabusCluster
  • org.apache.helix.api.accessor.ClusterAccessor
  • org.apache.helix.api.accessor.ParticipantAccessor
  • org.apache.helix.api.config.ParticipantConfig$Builder
  • org.apache.helix.api.config.ParticipantConfig$Delta
  • org.apache.helix.api.config.UserConfig
  • org.apache.helix.api.TestNamespacedConfig
  • org.apache.helix.controller.stages.BaseStageTest
  • org.apache.helix.controller.stages.ClusterDataCache
  • org.apache.helix.controller.stages.ContainerProvisioningStage
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