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

Example 1 with ClusterControllerManager

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

the class TestHelixAdminScenariosRest method testInstanceOperations.

@Test
public void testInstanceOperations() throws Exception {
    final String clusterName = "clusterTestInstanceOperations";
    // setup cluster
    addCluster(clusterName);
    addInstancesToCluster(clusterName, "localhost:123", 6, null);
    addResource(clusterName, "db_11", 8);
    rebalanceResource(clusterName, "db_11");
    ClusterControllerManager controller = new ClusterControllerManager(ZK_ADDR, clusterName, "controller_9900");
    controller.syncStart();
    // start mock nodes
    Map<String, MockParticipantManager> participants = new HashMap<String, MockParticipantManager>();
    for (int i = 0; i < 6; i++) {
        String instanceName = "localhost_123" + i;
        MockParticipantManager participant = new MockParticipantManager(ZK_ADDR, clusterName, instanceName);
        participant.syncStart();
        participants.put(instanceName, participant);
    }
    HelixDataAccessor accessor;
    // drop node should fail as not disabled
    String instanceUrl = getInstanceUrl(clusterName, "localhost_1232");
    deleteUrl(instanceUrl, true);
    // disabled node
    String response = assertSuccessPostOperation(instanceUrl, enableInstanceCmd(false), false);
    Assert.assertTrue(response.contains("false"));
    // Cannot drop / swap
    deleteUrl(instanceUrl, true);
    String instancesUrl = getClusterUrl(clusterName) + "/instances";
    response = assertSuccessPostOperation(instancesUrl, swapInstanceCmd("localhost_1232", "localhost_12320"), true);
    // disconnect the node
    participants.get("localhost_1232").syncStop();
    // add new node then swap instance
    response = assertSuccessPostOperation(instancesUrl, addInstanceCmd("localhost_12320"), false);
    Assert.assertTrue(response.contains("localhost_12320"));
    // swap instance. The instance get swapped out should not exist anymore
    response = assertSuccessPostOperation(instancesUrl, swapInstanceCmd("localhost_1232", "localhost_12320"), false);
    Assert.assertTrue(response.contains("localhost_12320"));
    Assert.assertFalse(response.contains("localhost_1232\""));
    accessor = participants.get("localhost_1231").getHelixDataAccessor();
    String path = accessor.keyBuilder().instanceConfig("localhost_1232").getPath();
    Assert.assertFalse(_gZkClient.exists(path));
    MockParticipantManager newParticipant = new MockParticipantManager(ZK_ADDR, clusterName, "localhost_12320");
    newParticipant.syncStart();
    participants.put("localhost_12320", newParticipant);
    boolean verifyResult = ClusterStateVerifier.verifyByZkCallback(new MasterNbInExtViewVerifier(ZK_ADDR, clusterName));
    Assert.assertTrue(verifyResult);
    // clean up
    controller.syncStop();
    for (MockParticipantManager participant : participants.values()) {
        participant.syncStop();
    }
}

Example 2 with ClusterControllerManager

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

the class TestHelixAdminScenariosRest method testExpandCluster.

@Test
public void testExpandCluster() throws Exception {
    final String clusterName = "clusterTestExpandCluster";
    // setup cluster
    addCluster(clusterName);
    addInstancesToCluster(clusterName, "localhost:123", 6, null);
    addResource(clusterName, "db_11", 22);
    rebalanceResource(clusterName, "db_11");
    ClusterControllerManager controller = new ClusterControllerManager(ZK_ADDR, clusterName, "controller_9900");
    controller.syncStart();
    // start mock nodes
    Map<String, MockParticipantManager> participants = new HashMap<String, MockParticipantManager>();
    for (int i = 0; i < 6; i++) {
        String instanceName = "localhost_123" + i;
        MockParticipantManager participant = new MockParticipantManager(ZK_ADDR, clusterName, instanceName);
        participant.syncStart();
        participants.put(instanceName, participant);
    }
    boolean verifyResult = ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName));
    Assert.assertTrue(verifyResult);
    String clusterUrl = getClusterUrl(clusterName);
    String instancesUrl = clusterUrl + "/instances";
    String instances = "localhost:12331;localhost:12341;localhost:12351;localhost:12361";
    String response = assertSuccessPostOperation(instancesUrl, addInstanceCmd(instances), false);
    String[] hosts = instances.split(";");
    for (String host : hosts) {
        Assert.assertTrue(response.contains(host.replace(':', '_')));
    }
    response = assertSuccessPostOperation(clusterUrl, expandClusterCmd(), false);
    for (int i = 3; i <= 6; i++) {
        String instanceName = "localhost_123" + i + "1";
        MockParticipantManager participant = new MockParticipantManager(ZK_ADDR, clusterName, instanceName);
        participant.syncStart();
        participants.put(instanceName, participant);
    }
    verifyResult = ClusterStateVerifier.verifyByZkCallback(new MasterNbInExtViewVerifier(ZK_ADDR, clusterName));
    Assert.assertTrue(verifyResult);
    verifyResult = ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName));
    Assert.assertTrue(verifyResult);
    // clean up
    controller.syncStop();
    for (MockParticipantManager participant : participants.values()) {
        participant.syncStop();
    }
}

Example 3 with ClusterControllerManager

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

the class TestResetInstance method testResetInstance.

@Test
public void testResetInstance() 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 node "localhost_12918"
    participants[0].setTransition(null);
    String hostName = "localhost_12918";
    String instanceUrl = "http://localhost:" + ADMIN_PORT + "/clusters/" + clusterName + "/instances/" + hostName;
    Map<String, String> paramMap = new HashMap<String, String>();
    paramMap.put(JsonParameters.MANAGEMENT_COMMAND, ClusterSetup.resetInstance);
    TestHelixAdminScenariosRest.assertSuccessPostOperation(instanceUrl, paramMap, false);
    result = ClusterStateVerifier.verifyByZkCallback((new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName)));
    Assert.assertTrue(result, "Cluster verification fails");
    // 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 4 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>>();
    errPartitions.put("SLAVE-MASTER", TestHelper.setOf("TestDB0_4"));
    errPartitions.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
    String hostName = "localhost_12918";
    String instanceUrl = getInstanceUrl(clusterName, hostName);
    Map<String, String> paramMap = new HashMap<String, String>();
    paramMap.put(JsonParameters.MANAGEMENT_COMMAND, ClusterSetup.resetPartition);
    paramMap.put(JsonParameters.PARTITION, "TestDB0_nonExist");
    paramMap.put(JsonParameters.RESOURCE, "TestDB0");
    LOG.info("IGNORABLE exception: test reset non-exist partition");
    TestHelixAdminScenariosRest.assertSuccessPostOperation(instanceUrl, paramMap, true);
    // reset 2 error partitions
    errPartitions.clear();
    participants[0].setTransition(new ErrTransitionWithResetCnt(errPartitions));
    clearStatusUpdate(clusterName, "localhost_12918", "TestDB0", "TestDB0_4");
    _errToOfflineInvoked.set(0);
    paramMap.put(JsonParameters.PARTITION, "TestDB0_4 TestDB0_8");
    TestHelixAdminScenariosRest.assertSuccessPostOperation(instanceUrl, paramMap, false);
    for (int i = 0; i < 10; i++) {
        // wait reset to be done
        Thread.sleep(400);
        LOG.info("IGNORABLE exception: test reset non-error partition");
        TestHelixAdminScenariosRest.assertSuccessPostOperation(instanceUrl, paramMap, true);
        result = ClusterStateVerifier.verifyByZkCallback(new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName));
        if (result == true) {
            break;
        }
    }
    Assert.assertTrue(result);
    Assert.assertEquals(_errToOfflineInvoked.get(), 2, "reset() should be invoked 2 times");
    // 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 5 with ClusterControllerManager

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

the class TestJobQueuesResource method test.

@Test
public void test() throws Exception {
    String className = TestHelper.getTestClassName();
    String methodName = TestHelper.getTestMethodName();
    String clusterName = className + "_" + methodName;
    final int n = 5;
    final int p = 20;
    final int r = 3;
    System.out.println("START " + clusterName + " at " + new Date(System.currentTimeMillis()));
    _gSetupTool.addCluster(clusterName, true);
    for (int i = 0; i < n; i++) {
        String instanceName = "localhost_" + (12918 + i);
        _gSetupTool.addInstanceToCluster(clusterName, instanceName);
    }
    // Set up target db
    _gSetupTool.addResourceToCluster(clusterName, WorkflowGenerator.DEFAULT_TGT_DB, p, "MasterSlave");
    _gSetupTool.rebalanceStorageCluster(clusterName, WorkflowGenerator.DEFAULT_TGT_DB, r);
    Map<String, TaskFactory> taskFactoryReg = new HashMap<String, TaskFactory>();
    taskFactoryReg.put("DummyTask", new TaskFactory() {

        @Override
        public Task createNewTask(TaskCallbackContext context) {
            return new MockTask(context);
        }
    });
    // Start dummy participants
    MockParticipantManager[] participants = new MockParticipantManager[n];
    for (int i = 0; i < n; i++) {
        String instanceName = "localhost_" + (12918 + i);
        participants[i] = new MockParticipantManager(ZK_ADDR, clusterName, instanceName);
        // Register a Task state model factory.
        StateMachineEngine stateMachine = participants[i].getStateMachineEngine();
        stateMachine.registerStateModelFactory("Task", new TaskStateModelFactory(participants[i], taskFactoryReg));
        participants[i].syncStart();
    }
    // start controller
    String controllerName = "controller";
    ClusterControllerManager controller = new ClusterControllerManager(ZK_ADDR, clusterName, controllerName);
    controller.syncStart();
    boolean result = ClusterStateVerifier.verifyByZkCallback(new ClusterStateVerifier.BestPossAndExtViewZkVerifier(ZK_ADDR, clusterName));
    Assert.assertTrue(result);
    // Start a queue
    String queueName = "myQueue1";
    LOG.info("Starting job-queue: " + queueName);
    String jobQueueYamlConfig = "name: " + queueName;
    String resourceUrl = "http://localhost:" + ADMIN_PORT + "/clusters/" + clusterName + "/jobQueues";
    ZNRecord postRet = AdminTestHelper.post(_gClient, resourceUrl, jobQueueYamlConfig);
    LOG.info("Started job-queue: " + queueName + ", ret: " + postRet);
    LOG.info("Getting all job-queues");
    ZNRecord getRet = AdminTestHelper.get(_gClient, resourceUrl);
    LOG.info("Got job-queues: " + getRet);
    // Enqueue job
    resourceUrl = "http://localhost:" + ADMIN_PORT + "/clusters/" + clusterName + "/jobQueues/" + queueName;
    WorkflowBean wfBean = new WorkflowBean();
    wfBean.name = queueName;
    JobBean jBean1 = new JobBean();
    jBean1.name = "myJob1";
    jBean1.command = "DummyTask";
    jBean1.targetResource = WorkflowGenerator.DEFAULT_TGT_DB;
    jBean1.targetPartitionStates = Lists.newArrayList("MASTER");
    JobBean jBean2 = new JobBean();
    jBean2.name = "myJob2";
    jBean2.command = "DummyTask";
    jBean2.targetResource = WorkflowGenerator.DEFAULT_TGT_DB;
    jBean2.targetPartitionStates = Lists.newArrayList("SLAVE");
    wfBean.jobs = Lists.newArrayList(jBean1, jBean2);
    String jobYamlConfig = new Yaml().dump(wfBean);
    LOG.info("Enqueuing jobs: " + jobQueueYamlConfig);
    Map<String, String> paraMap = new HashMap<String, String>();
    paraMap.put(JsonParameters.MANAGEMENT_COMMAND, TaskDriver.DriverCommand.start.toString());
    String postBody = String.format("%s=%s&%s=%s", JsonParameters.JSON_PARAMETERS, ClusterRepresentationUtil.ObjectToJson(paraMap), ResourceUtil.YamlParamKey.NEW_JOB.toString(), jobYamlConfig);
    postRet = AdminTestHelper.post(_gClient, resourceUrl, postBody);
    LOG.info("Enqueued job, ret: " + postRet);
    // Get job
    resourceUrl = "http://localhost:" + ADMIN_PORT + "/clusters/" + clusterName + "/jobQueues/" + queueName + "/" + jBean1.name;
    getRet = AdminTestHelper.get(_gClient, resourceUrl);
    LOG.info("Got job: " + getRet);
    // Stop job queue
    resourceUrl = "http://localhost:" + ADMIN_PORT + "/clusters/" + clusterName + "/jobQueues/" + queueName;
    paraMap.put(JsonParameters.MANAGEMENT_COMMAND, TaskDriver.DriverCommand.stop.toString());
    postBody = String.format("%s=%s", JsonParameters.JSON_PARAMETERS, ClusterRepresentationUtil.ObjectToJson(paraMap));
    postRet = AdminTestHelper.post(_gClient, resourceUrl, postBody);
    LOG.info("Stopped job-queue, ret: " + postRet);
    // Delete a job
    resourceUrl = "http://localhost:" + ADMIN_PORT + "/clusters/" + clusterName + "/jobQueues/" + queueName + "/" + jBean2.name;
    AdminTestHelper.delete(_gClient, resourceUrl);
    LOG.info("Delete a job: ");
    // Resume job queue
    resourceUrl = "http://localhost:" + ADMIN_PORT + "/clusters/" + clusterName + "/jobQueues/" + queueName;
    paraMap.put(JsonParameters.MANAGEMENT_COMMAND, TaskDriver.DriverCommand.resume.toString());
    postBody = String.format("%s=%s", JsonParameters.JSON_PARAMETERS, ClusterRepresentationUtil.ObjectToJson(paraMap));
    postRet = AdminTestHelper.post(_gClient, resourceUrl, postBody);
    LOG.info("Resumed job-queue, ret: " + postRet);
    // Flush job queue
    paraMap.put(JsonParameters.MANAGEMENT_COMMAND, "flush");
    postBody = JsonParameters.JSON_PARAMETERS + "=" + ClusterRepresentationUtil.ObjectToJson(paraMap);
    postRet = AdminTestHelper.post(_gClient, resourceUrl, postBody);
    LOG.info("Flushed job-queue, ret: " + postRet);
    // clean up
    controller.syncStop();
    for (int i = 0; i < n; i++) {
        if (participants[i] != null && participants[i].isConnected()) {
            participants[i].syncStop();
        }
    }
    System.out.println("END " + clusterName + " at " + new Date(System.currentTimeMillis()));
}