Examples of IdealState

Examples of org.apache.helix.model.IdealState

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    ZkBaseDataAccessor<ZNRecord> baseAccessor =
        new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, baseAccessor);
    Builder keyBuilder = accessor.keyBuilder();
    IdealState idealState = accessor.getProperty(keyBuilder.idealStates("TestDB1"));
    idealState.setStateModelFactoryName("TestDB1_Factory");
    accessor.setProperty(keyBuilder.idealStates("TestDB1"), idealState);
    setupTool.rebalanceStorageCluster(clusterName, "TestDB1", 3);

    // external view for TestDB1 should be empty
    ExternalView extView = null;
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Examples of org.apache.helix.model.IdealState

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    ZNRecord idealStateOld1 = new ZNRecord("TestDB");
    ZNRecord idealStateOld2 = new ZNRecord("MyDB");
   
    IdealState is1 = helixAccessor.getProperty(helixAccessor.keyBuilder().idealStates("TestDB"));
    idealStateOld1.merge(is1.getRecord());
   

    IdealState is2 = helixAccessor.getProperty(helixAccessor.keyBuilder().idealStates("MyDB"));
    idealStateOld2.merge(is2.getRecord());
   
    String instanceName = PARTICIPANT_PREFIX + "_" + (START_PORT + 0);
    ZKHelixAdmin tool = new ZKHelixAdmin(_zkClient);
    _setupTool.getClusterManagementTool().enableInstance(CLUSTER_NAME, instanceName, false);
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Examples of org.apache.helix.model.IdealState

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    String DB3 = "TestDB3";

    _setupTool.addResourceToCluster(CLUSTER_NAME, DB3, partitions, STATE_MODEL);
   
    IdealState testDB0 = _setupTool.getClusterManagementTool().getResourceIdealState(CLUSTER_NAME, TEST_DB);
    IdealState testDB2 = _setupTool.getClusterManagementTool().getResourceIdealState(CLUSTER_NAME, DB2);
    IdealState testDB3 = _setupTool.getClusterManagementTool().getResourceIdealState(CLUSTER_NAME, DB3);
   
    for (int i = 0; i < 5; i++)
    {
      String storageNodeName = PARTICIPANT_PREFIX + ":" + (27960 + i);
      _setupTool.addInstanceToCluster(CLUSTER_NAME, storageNodeName);
    }
    String command = "-zkSvr localhost:2183 -expandCluster " + CLUSTER_NAME;
    ClusterSetup.processCommandLineArgs(command.split(" "));
   
    IdealState testDB0_1 = _setupTool.getClusterManagementTool().getResourceIdealState(CLUSTER_NAME, TEST_DB);
    IdealState testDB2_1 = _setupTool.getClusterManagementTool().getResourceIdealState(CLUSTER_NAME, DB2);
    IdealState testDB3_1 = _setupTool.getClusterManagementTool().getResourceIdealState(CLUSTER_NAME, DB3);
   
    Map<String, Object> resultOld2 = RebalanceUtil.buildInternalIdealState(testDB2);
    Map<String, Object> result2 = RebalanceUtil.buildInternalIdealState(testDB2_1);
   
    TestEspressoStorageClusterIdealState.Verify(result2, partitions, replica - 1);

    Double masterKeepRatio = 0.0, slaveKeepRatio = 0.0;
    double[] result = TestEspressoStorageClusterIdealState.compareResult(resultOld2, result2);
    masterKeepRatio = result[0];
    slaveKeepRatio = result[1];
    Assert.assertTrue(masterKeepRatio > 0.49 && masterKeepRatio < 0.51);
   
    Assert.assertTrue(testDB3_1.getRecord().getListFields().size() == 0);
   
    // partitions should stay as same
    Assert.assertTrue(testDB0_1.getRecord().getListFields().keySet().containsAll(testDB0.getRecord().getListFields().keySet()));
    Assert.assertTrue(testDB0_1.getRecord().getListFields().size() == testDB0.getRecord().getListFields().size());
    Assert.assertTrue(testDB2_1.getRecord().getMapFields().keySet().containsAll(testDB2.getRecord().getMapFields().keySet()));
    Assert.assertTrue(testDB2_1.getRecord().getMapFields().size() == testDB2.getRecord().getMapFields().size());
    Assert.assertTrue(testDB3_1.getRecord().getMapFields().keySet().containsAll(testDB3.getRecord().getMapFields().keySet()));
    Assert.assertTrue(testDB3_1.getRecord().getMapFields().size() == testDB3.getRecord().getMapFields().size());
   
    Map<String, Object> resultOld = RebalanceUtil.buildInternalIdealState(testDB0);
    Map<String, Object> resultNew = RebalanceUtil.buildInternalIdealState(testDB0_1);
   
    result = TestEspressoStorageClusterIdealState.compareResult(resultOld, resultNew);
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Examples of org.apache.helix.model.IdealState

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    // rename partition name TestDB0_0 tp TestDB0_100
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    IdealState idealState = accessor.getProperty(keyBuilder.idealStates("TestDB0"));
   
    List<String> prioList = idealState.getRecord().getListFields().remove("TestDB0_0");
    idealState.getRecord().getListFields().put("TestDB0_100", prioList);
    accessor.setProperty(keyBuilder.idealStates("TestDB0"), idealState);

    boolean result = ClusterStateVerifier.verifyByPolling(
        new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName));
    Assert.assertTrue(result);
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Examples of org.apache.helix.model.IdealState

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    // calculate idealState
    List<String> instanceNames = Arrays.asList("localhost_12918", "localhost_12919", "localhost_12920",
        "localhost_12921", "localhost_12922");
    ZNRecord destIS = DefaultIdealStateCalculator.calculateIdealState(instanceNames,
        10, 3-1, "TestDB0", "MASTER", "SLAVE");
    IdealState idealState = new IdealState(destIS);
    idealState.setIdealStateMode("CUSTOMIZED");
    idealState.setReplicas("3");
    idealState.setStateModelDefRef("MasterSlave");
   
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();

    accessor.setProperty(keyBuilder.idealStates("TestDB0"), idealState);

    startAndVerify(clusterName);
   
    Map<String, String> stateMap = idealState.getRecord().getMapFields().remove("TestDB0_0");
    idealState.getRecord().getMapFields().put("TestDB0_100", stateMap);
    accessor.setProperty(keyBuilder.idealStates("TestDB0"), idealState);

    boolean result = ClusterStateVerifier.verifyByPolling(
        new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName));
    Assert.assertTrue(result);
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Examples of org.apache.helix.model.IdealState

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    ZkBaseDataAccessor<ZNRecord> baseAccessor = new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, baseAccessor);
    // String idealStatePath = PropertyPathConfig.getPath(PropertyType.IDEALSTATES, clusterName, "TestDB0");
    Builder keyBuilder = accessor.keyBuilder();
    IdealState idealState = accessor.getProperty(keyBuilder.idealStates("TestDB0"));
    idealState.setBucketSize(1);
    accessor.setProperty(keyBuilder.idealStates("TestDB0"), idealState);

    TestHelper.startController(clusterName,
                               "controller_0",
                               ZK_ADDR,
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Examples of org.apache.helix.model.IdealState

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      _setupTool.addInstanceToCluster(CLUSTER_NAME, storageNodeName);
    }
    _setupTool.rebalanceStorageCluster(CLUSTER_NAME, TEST_DB, 3);
   
    // Set the timeout values
    IdealState idealState = _setupTool.getClusterManagementTool().getResourceIdealState(CLUSTER_NAME, TEST_DB);
    String stateTransition = "SLAVE" + "-" + "MASTER" + "_" + Message.Attributes.TIMEOUT;
    idealState.getRecord().setSimpleField(stateTransition, "300");
   
    String command = "-zkSvr " + ZK_ADDR + " -addResourceProperty "+ CLUSTER_NAME + " " + TEST_DB + " " + stateTransition + " 200";
    ClusterSetup.processCommandLineArgs(command.split(" "));
  }
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Examples of org.apache.helix.model.IdealState

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  @Test
  public void testStateTransitionTimeOut() throws Exception
  {
    Map<String, SleepStateModelFactory> factories = new HashMap<String, SleepStateModelFactory>();
    MockParticipant[] participants = new MockParticipant[NODE_NR];
    IdealState idealState = _setupTool.getClusterManagementTool().getResourceIdealState(CLUSTER_NAME, TEST_DB);
    for (int i = 0; i < NODE_NR; i++)
    {
      String instanceName = PARTICIPANT_PREFIX + "_" + (START_PORT + i);
      SleepStateModelFactory factory = new SleepStateModelFactory(1000);
      factories.put(instanceName, factory);
      for(String p : idealState.getPartitionSet())
      {
        if(idealState.getPreferenceList(p).get(0).equals(instanceName))
        {
          factory.addPartition(p);
        }
      }
     
      participants[i] = new MockParticipant(factory, CLUSTER_NAME, instanceName, ZK_ADDR, null);
      participants[i].syncStart();
    }
    String controllerName = CONTROLLER_PREFIX + "_0";
    StartCMResult startResult =
        TestHelper.startController(CLUSTER_NAME,
                                   controllerName,
                                   ZK_ADDR,
                                   HelixControllerMain.STANDALONE);
    _startCMResultMap.put(controllerName, startResult);
    boolean result =
        ClusterStateVerifier.verifyByZkCallback(new MasterNbInExtViewVerifier(ZK_ADDR,
                                                                              CLUSTER_NAME));
    Assert.assertTrue(result);
    HelixDataAccessor accessor = participants[0].getManager().getHelixDataAccessor();
   
    Builder kb = accessor.keyBuilder();
    ExternalView ev = accessor.getProperty(kb.externalView(TEST_DB));
    for(String p : idealState.getPartitionSet())
    {
      String idealMaster = idealState.getPreferenceList(p).get(0);
      Assert.assertTrue(ev.getStateMap(p).get(idealMaster).equals("ERROR"));
     
      TimeOutStateModel model = factories.get(idealMaster).getStateModel(p);
      Assert.assertEquals(model._errorCallcount , 1);
      Assert.assertEquals(model._error.getCode(), ErrorCode.TIMEOUT);
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Examples of org.apache.helix.model.IdealState

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                            true); // do rebalance
   
    // enable group message
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();
    IdealState idealState = accessor.getProperty(keyBuilder.idealStates("TestDB0"));
    idealState.setGroupMessageMode(true);
    accessor.setProperty(keyBuilder.idealStates("TestDB0"), idealState);

    // registry a message listener so we know how many message generated
    TestZkChildListener listener = new TestZkChildListener();
    _gZkClient.subscribeChildChanges(keyBuilder.messages("localhost_12918").getPath(), listener);
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Examples of org.apache.helix.model.IdealState

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    }
   
    // enable group message
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_gZkClient));
    Builder keyBuilder = accessor.keyBuilder();
    IdealState idealState = accessor.getProperty(keyBuilder.idealStates("TestDB0"));
    idealState.setGroupMessageMode(true);
    accessor.setProperty(keyBuilder.idealStates("TestDB0"), idealState);

    // registry a message listener so we know how many message generated
    TestZkChildListener listener = new TestZkChildListener();
    _gZkClient.subscribeChildChanges(keyBuilder.messages("localhost_12918").getPath(), listener);
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