Examples with ClusterControllerManager org.apache.helix.integration.manager.ClusterControllerManager used on opensource projects

Example 16 with ClusterControllerManager

use of org.apache.helix.integration.manager.ClusterControllerManager in project helix by apache.

the class TestDriver method stopCluster.

public static void stopCluster(String uniqClusterName) throws Exception {
    if (!_testInfoMap.containsKey(uniqClusterName)) {
        String errMsg = "test cluster hasn't been setup:" + uniqClusterName;
        throw new IllegalArgumentException(errMsg);
    }
    TestInfo testInfo = _testInfoMap.remove(uniqClusterName);
    // stop controller first
    for (String instanceName : testInfo._managers.keySet()) {
        if (instanceName.startsWith(CONTROLLER_PREFIX)) {
            ClusterControllerManager controller = (ClusterControllerManager) testInfo._managers.get(instanceName);
            controller.syncStop();
        }
    }
    Thread.sleep(1000);
    for (String instanceName : testInfo._managers.keySet()) {
        if (!instanceName.startsWith(CONTROLLER_PREFIX)) {
            MockParticipantManager participant = (MockParticipantManager) testInfo._managers.get(instanceName);
            participant.syncStop();
        }
    }
    testInfo._zkClient.close();
}

Example 17 with ClusterControllerManager

use of org.apache.helix.integration.manager.ClusterControllerManager in project helix by apache.

the class TestRebalancerPersistAssignments method beforeClass.

@Override
@BeforeClass
public void beforeClass() throws Exception {
    // Logger.getRootLogger().setLevel(Level.INFO);
    System.out.println("START " + CLASS_NAME + " at " + new Date(System.currentTimeMillis()));
    String namespace = "/" + CLUSTER_NAME;
    if (_gZkClient.exists(namespace)) {
        _gZkClient.deleteRecursively(namespace);
    }
    _setupTool = new ClusterSetup(ZK_ADDR);
    // setup storage cluster
    _setupTool.addCluster(CLUSTER_NAME, true);
    for (int i = 0; i < NODE_NR; i++) {
        String storageNodeName = PARTICIPANT_PREFIX + "_" + (START_PORT + i);
        _setupTool.addInstanceToCluster(CLUSTER_NAME, storageNodeName);
    }
    // start controller
    String controllerName = CONTROLLER_PREFIX + "_0";
    _controller = new ClusterControllerManager(ZK_ADDR, CLUSTER_NAME, controllerName);
    _controller.syncStart();
    // start dummy participants
    for (int i = 0; i < NODE_NR; i++) {
        String instanceName = PARTICIPANT_PREFIX + "_" + (START_PORT + i);
        _instanceNames.add(instanceName);
        _participants[i] = new MockParticipantManager(ZK_ADDR, CLUSTER_NAME, instanceName);
        _participants[i].syncStart();
    }
}

Example 18 with ClusterControllerManager

use of org.apache.helix.integration.manager.ClusterControllerManager in project helix by apache.

the class TestResetPartitionState method testResetPartitionState.

@Test()
public void testResetPartitionState() throws Exception {
    String className = TestHelper.getTestClassName();
    String methodName = TestHelper.getTestMethodName();
    String clusterName = className + "_" + methodName;
    final int n = 5;
    System.out.println("START " + clusterName + " at " + new Date(System.currentTimeMillis()));
    // participant port
    TestHelper.setupCluster(// participant port
    clusterName, // participant port
    ZK_ADDR, // participant port
    12918, // participant name prefix
    "localhost", // resource name prefix
    "TestDB", // resources
    1, // partitions per resource
    10, // number of nodes
    n, // replicas
    3, "MasterSlave", // do rebalance
    true);
    // start controller
    ClusterControllerManager controller = new ClusterControllerManager(ZK_ADDR, clusterName, "controller_0");
    controller.syncStart();
    Map<String, Set<String>> errPartitions = new HashMap<String, Set<String>>() {

        {
            put("SLAVE-MASTER", TestHelper.setOf("TestDB0_4"));
            put("OFFLINE-SLAVE", TestHelper.setOf("TestDB0_8"));
        }
    };
    // start mock participants
    MockParticipantManager[] participants = new MockParticipantManager[n];
    for (int i = 0; i < n; i++) {
        String instanceName = "localhost_" + (12918 + i);
        if (i == 0) {
            participants[i] = new MockParticipantManager(ZK_ADDR, clusterName, instanceName);
            participants[i].setTransition(new ErrTransition(errPartitions));
        } else {
            participants[i] = new MockParticipantManager(ZK_ADDR, clusterName, instanceName);
        }
        participants[i].syncStart();
    }
    // verify cluster
    Map<String, Map<String, String>> errStateMap = new HashMap<String, Map<String, String>>();
    errStateMap.put("TestDB0", new HashMap<String, String>());
    errStateMap.get("TestDB0").put("TestDB0_4", "localhost_12918");
    errStateMap.get("TestDB0").put("TestDB0_8", "localhost_12918");
    boolean result = ClusterStateVerifier.verifyByZkCallback((new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName, errStateMap)));
    Assert.assertTrue(result, "Cluster verification fails");
    // reset a non-exist partition, should throw exception
    try {
        String command = "--zkSvr " + ZK_ADDR + " --resetPartition " + clusterName + " localhost_12918 TestDB0 TestDB0_nonExist";
        ClusterSetup.processCommandLineArgs(command.split("\\s+"));
        Assert.fail("Should throw exception on reset a non-exist partition");
    } catch (Exception e) {
    // OK
    }
    // reset one error partition
    errPartitions.remove("SLAVE-MASTER");
    participants[0].setTransition(new ErrTransitionWithResetCnt(errPartitions));
    clearStatusUpdate(clusterName, "localhost_12918", "TestDB0", "TestDB0_4");
    _errToOfflineInvoked = 0;
    String command = "--zkSvr " + ZK_ADDR + " --resetPartition " + clusterName + " localhost_12918 TestDB0 TestDB0_4";
    ClusterSetup.processCommandLineArgs(command.split("\\s+"));
    // wait reset to be done
    Thread.sleep(200);
    try {
        ClusterSetup.processCommandLineArgs(command.split("\\s+"));
        Assert.fail("Should throw exception on reset a partition not in ERROR state");
    } catch (Exception e) {
    // OK
    }
    errStateMap.get("TestDB0").remove("TestDB0_4");
    result = ClusterStateVerifier.verifyByZkCallback((new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName, errStateMap)));
    Assert.assertTrue(result, "Cluster verification fails");
    Assert.assertEquals(_errToOfflineInvoked, 1);
    // reset the other error partition
    participants[0].setTransition(new ErrTransitionWithResetCnt(null));
    clearStatusUpdate(clusterName, "localhost_12918", "TestDB0", "TestDB0_8");
    command = "--zkSvr " + ZK_ADDR + " --resetPartition " + clusterName + " localhost_12918 TestDB0 TestDB0_8";
    ClusterSetup.processCommandLineArgs(command.split("\\s+"));
    result = ClusterStateVerifier.verifyByPolling(new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName));
    Assert.assertTrue(result, "Cluster verification fails");
    Assert.assertEquals(_errToOfflineInvoked, 2, "Should reset 2 partitions");
    // clean up
    controller.syncStop();
    for (int i = 0; i < 5; i++) {
        participants[i].syncStop();
    }
    System.out.println("END " + clusterName + " at " + new Date(System.currentTimeMillis()));
}

Example 19 with ClusterControllerManager

use of org.apache.helix.integration.manager.ClusterControllerManager in project helix by apache.

the class TestResourceGroupEndtoEnd method beforeClass.

@BeforeClass
public void beforeClass() throws Exception {
    _admin = new ZKHelixAdmin(_gZkClient);
    // setup storage cluster
    _gSetupTool.addCluster(CLUSTER_NAME, true);
    List<String> instanceGroupTags = new ArrayList<String>();
    for (int i = 0; i < INSTANCE_GROUP_NR; i++) {
        String groupTag = "cluster_" + i;
        addInstanceGroup(CLUSTER_NAME, groupTag, GROUP_NODE_NR);
        instanceGroupTags.add(groupTag);
    }
    for (String tag : instanceGroupTags) {
        List<String> instances = _admin.getInstancesInClusterWithTag(CLUSTER_NAME, tag);
        IdealState idealState = createIdealState(TEST_DB, tag, instances, PARTITIONS, _replica, IdealState.RebalanceMode.CUSTOMIZED.toString(), BuiltInStateModelDefinitions.OnlineOffline.name());
        _gSetupTool.addResourceToCluster(CLUSTER_NAME, idealState.getResourceName(), idealState);
    }
    // start dummy participants
    int i = 0;
    for (String group : instanceGroupTags) {
        List<String> instances = _admin.getInstancesInClusterWithTag(CLUSTER_NAME, group);
        for (String instance : instances) {
            _participants[i] = new TestParticipantManager(ZK_ADDR, CLUSTER_NAME, TEST_DB, group, instance);
            _participants[i].syncStart();
            i++;
        }
    }
    // start controller
    String controllerName = CONTROLLER_PREFIX + "_0";
    _controller = new ClusterControllerManager(ZK_ADDR, CLUSTER_NAME, controllerName);
    _controller.syncStart();
    boolean result = ClusterStateVerifier.verifyByZkCallback(new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, CLUSTER_NAME));
    Assert.assertTrue(result);
    // start speculator
    _routingTableProvider = new RoutingTableProvider();
    _spectator = HelixManagerFactory.getZKHelixManager(CLUSTER_NAME, "spectator", InstanceType.SPECTATOR, ZK_ADDR);
    _spectator.connect();
    _spectator.addExternalViewChangeListener(_routingTableProvider);
    Thread.sleep(1000);
}

Example 20 with ClusterControllerManager

use of org.apache.helix.integration.manager.ClusterControllerManager in project helix by apache.

the class TestSchemataSM method testSchemataSM.

@Test
public void testSchemataSM() throws Exception {
    String className = TestHelper.getTestClassName();
    String methodName = TestHelper.getTestMethodName();
    String clusterName = className + "_" + methodName;
    int n = 5;
    MockParticipantManager[] participants = new MockParticipantManager[n];
    System.out.println("START " + clusterName + " at " + new Date(System.currentTimeMillis()));
    // participant start port
    TestHelper.setupCluster(// participant start port
    clusterName, // participant start port
    ZK_ADDR, // participant start port
    12918, // participant name prefix
    "localhost", // resource name prefix
    "TestSchemata", // resources
    1, // partitions per resource
    1, // number of nodes
    n, // replicas
    0, "STORAGE_DEFAULT_SM_SCHEMATA", // don't rebalance
    false);
    // rebalance ideal-state to use ANY_LIVEINSTANCE for preference list
    ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, new ZkBaseDataAccessor<ZNRecord>(_gZkClient));
    PropertyKey.Builder keyBuilder = accessor.keyBuilder();
    PropertyKey key = keyBuilder.idealStates("TestSchemata0");
    IdealState idealState = accessor.getProperty(key);
    idealState.setReplicas(IdealState.IdealStateConstants.ANY_LIVEINSTANCE.toString());
    idealState.getRecord().setListField("TestSchemata0_0", Arrays.asList(IdealState.IdealStateConstants.ANY_LIVEINSTANCE.toString()));
    accessor.setProperty(key, idealState);
    ClusterControllerManager controller = new ClusterControllerManager(ZK_ADDR, clusterName, "controller");
    controller.syncStart();
    // start n-1 participants
    for (int i = 1; i < n; i++) {
        String instanceName = "localhost_" + (12918 + i);
        participants[i] = new MockParticipantManager(ZK_ADDR, clusterName, instanceName);
        participants[i].syncStart();
    }
    boolean result = ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName));
    Assert.assertTrue(result);
    // start the remaining 1 participant
    participants[0] = new MockParticipantManager(ZK_ADDR, clusterName, "localhost_12918");
    participants[0].syncStart();
    // make sure we have all participants in MASTER state
    result = ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName));
    Assert.assertTrue(result);
    key = keyBuilder.externalView("TestSchemata0");
    ExternalView externalView = accessor.getProperty(key);
    Map<String, String> stateMap = externalView.getStateMap("TestSchemata0_0");
    Assert.assertNotNull(stateMap);
    Assert.assertEquals(stateMap.size(), n, "all " + n + " participants should be in Master state");
    for (int i = 0; i < n; i++) {
        String instanceName = "localhost_" + (12918 + i);
        Assert.assertNotNull(stateMap.get(instanceName));
        Assert.assertEquals(stateMap.get(instanceName), "MASTER");
    }
    // clean up
    controller.syncStop();
    for (int i = 0; i < n; i++) {
        participants[i].syncStop();
    }
    System.out.println("END " + clusterName + " at " + new Date(System.currentTimeMillis()));
}