Examples with PipelineManagerImpl org.apache.hadoop.hdds.scm.pipeline.PipelineManagerImpl used on opensource projects

Example 1 with PipelineManagerImpl

use of org.apache.hadoop.hdds.scm.pipeline.PipelineManagerImpl in project ozone by apache.

the class TestSCMSafeModeManager method testSafeModePipelineExitRule.

@Test
public void testSafeModePipelineExitRule() throws Exception {
    containers = new ArrayList<>();
    containers.addAll(HddsTestUtils.getContainerInfo(25 * 4));
    String storageDir = GenericTestUtils.getTempPath(TestSCMSafeModeManager.class.getName() + UUID.randomUUID());
    try {
        MockNodeManager nodeManager = new MockNodeManager(true, 3);
        config.set(HddsConfigKeys.OZONE_METADATA_DIRS, storageDir);
        // enable pipeline check
        config.setBoolean(HddsConfigKeys.HDDS_SCM_SAFEMODE_PIPELINE_AVAILABILITY_CHECK, true);
        PipelineManagerImpl pipelineManager = PipelineManagerImpl.newPipelineManager(config, MockSCMHAManager.getInstance(true), nodeManager, scmMetadataStore.getPipelineTable(), queue, scmContext, serviceManager);
        PipelineProvider mockRatisProvider = new MockRatisPipelineProvider(nodeManager, pipelineManager.getStateManager(), config);
        pipelineManager.setPipelineProvider(HddsProtos.ReplicationType.RATIS, mockRatisProvider);
        Pipeline pipeline = pipelineManager.createPipeline(RatisReplicationConfig.getInstance(ReplicationFactor.THREE));
        pipeline = pipelineManager.getPipeline(pipeline.getId());
        MockRatisPipelineProvider.markPipelineHealthy(pipeline);
        scmSafeModeManager = new SCMSafeModeManager(config, containers, null, pipelineManager, queue, serviceManager, scmContext);
        queue.fireEvent(SCMEvents.NODE_REGISTRATION_CONT_REPORT, HddsTestUtils.createNodeRegistrationContainerReport(containers));
        assertTrue(scmSafeModeManager.getInSafeMode());
        firePipelineEvent(pipelineManager, pipeline);
        GenericTestUtils.waitFor(() -> {
            return !scmSafeModeManager.getInSafeMode();
        }, 100, 1000 * 10);
        pipelineManager.close();
    } finally {
        config.setBoolean(HddsConfigKeys.HDDS_SCM_SAFEMODE_PIPELINE_AVAILABILITY_CHECK, false);
        FileUtil.fullyDelete(new File(storageDir));
    }
}

Example 2 with PipelineManagerImpl

use of org.apache.hadoop.hdds.scm.pipeline.PipelineManagerImpl in project ozone by apache.

the class TestSCMNodeManager method createNodeManager.

/**
 * Creates a NodeManager.
 *
 * @param config - Config for the node manager.
 * @return SCNNodeManager
 * @throws IOException
 */
SCMNodeManager createNodeManager(OzoneConfiguration config) throws IOException, AuthenticationException {
    scm = HddsTestUtils.getScm(config);
    scmContext = new SCMContext.Builder().setIsInSafeMode(true).setLeader(true).setIsPreCheckComplete(true).setSCM(scm).build();
    PipelineManagerImpl pipelineManager = (PipelineManagerImpl) scm.getPipelineManager();
    pipelineManager.setScmContext(scmContext);
    return (SCMNodeManager) scm.getScmNodeManager();
}

Example 3 with PipelineManagerImpl

use of org.apache.hadoop.hdds.scm.pipeline.PipelineManagerImpl in project ozone by apache.

the class TestHealthyPipelineSafeModeRule method testHealthyPipelineSafeModeRuleWithMixedPipelines.

@Test
public void testHealthyPipelineSafeModeRuleWithMixedPipelines() throws Exception {
    String storageDir = GenericTestUtils.getTempPath(TestHealthyPipelineSafeModeRule.class.getName() + UUID.randomUUID());
    EventQueue eventQueue = new EventQueue();
    SCMServiceManager serviceManager = new SCMServiceManager();
    SCMContext scmContext = SCMContext.emptyContext();
    List<ContainerInfo> containers = new ArrayList<>(HddsTestUtils.getContainerInfo(1));
    OzoneConfiguration config = new OzoneConfiguration();
    // In Mock Node Manager, first 8 nodes are healthy, next 2 nodes are
    // stale and last one is dead, and this repeats. So for a 12 node, 9
    // healthy, 2 stale and one dead.
    MockNodeManager nodeManager = new MockNodeManager(true, 12);
    config.set(HddsConfigKeys.OZONE_METADATA_DIRS, storageDir);
    // enable pipeline check
    config.setBoolean(HddsConfigKeys.HDDS_SCM_SAFEMODE_PIPELINE_AVAILABILITY_CHECK, true);
    config.setBoolean(HddsConfigKeys.HDDS_SCM_SAFEMODE_PIPELINE_CREATION, false);
    SCMMetadataStore scmMetadataStore = new SCMMetadataStoreImpl(config);
    try {
        PipelineManagerImpl pipelineManager = PipelineManagerImpl.newPipelineManager(config, MockSCMHAManager.getInstance(true), nodeManager, scmMetadataStore.getPipelineTable(), eventQueue, scmContext, serviceManager);
        PipelineProvider mockRatisProvider = new MockRatisPipelineProvider(nodeManager, pipelineManager.getStateManager(), config);
        pipelineManager.setPipelineProvider(HddsProtos.ReplicationType.RATIS, mockRatisProvider);
        // Create 3 pipelines
        Pipeline pipeline1 = pipelineManager.createPipeline(RatisReplicationConfig.getInstance(ReplicationFactor.ONE));
        pipelineManager.openPipeline(pipeline1.getId());
        Pipeline pipeline2 = pipelineManager.createPipeline(RatisReplicationConfig.getInstance(ReplicationFactor.THREE));
        pipelineManager.openPipeline(pipeline2.getId());
        Pipeline pipeline3 = pipelineManager.createPipeline(RatisReplicationConfig.getInstance(ReplicationFactor.THREE));
        pipelineManager.openPipeline(pipeline3.getId());
        // Mark pipeline healthy
        pipeline1 = pipelineManager.getPipeline(pipeline1.getId());
        MockRatisPipelineProvider.markPipelineHealthy(pipeline1);
        pipeline2 = pipelineManager.getPipeline(pipeline2.getId());
        MockRatisPipelineProvider.markPipelineHealthy(pipeline2);
        pipeline3 = pipelineManager.getPipeline(pipeline3.getId());
        MockRatisPipelineProvider.markPipelineHealthy(pipeline3);
        SCMSafeModeManager scmSafeModeManager = new SCMSafeModeManager(config, containers, null, pipelineManager, eventQueue, serviceManager, scmContext);
        HealthyPipelineSafeModeRule healthyPipelineSafeModeRule = scmSafeModeManager.getHealthyPipelineSafeModeRule();
        // No pipeline event have sent to SCMSafemodeManager
        Assert.assertFalse(healthyPipelineSafeModeRule.validate());
        GenericTestUtils.LogCapturer logCapturer = GenericTestUtils.LogCapturer.captureLogs(LoggerFactory.getLogger(SCMSafeModeManager.class));
        // fire event with pipeline create status with ratis type and factor 1
        // pipeline, validate() should return false
        firePipelineEvent(pipeline1, eventQueue);
        GenericTestUtils.waitFor(() -> logCapturer.getOutput().contains("reported count is 1"), 1000, 5000);
        Assert.assertFalse(healthyPipelineSafeModeRule.validate());
        firePipelineEvent(pipeline2, eventQueue);
        firePipelineEvent(pipeline3, eventQueue);
        GenericTestUtils.waitFor(() -> healthyPipelineSafeModeRule.validate(), 1000, 5000);
    } finally {
        scmMetadataStore.getStore().close();
        FileUtil.fullyDelete(new File(storageDir));
    }
}

Example 4 with PipelineManagerImpl

use of org.apache.hadoop.hdds.scm.pipeline.PipelineManagerImpl in project ozone by apache.

the class TestSCMSafeModeManager method testPipelinesNotCreatedUntilPreCheckPasses.

@Test
@Ignore("The test is failing, enable after fixing it")
public void testPipelinesNotCreatedUntilPreCheckPasses() throws Exception {
    int numOfDns = 5;
    // enable pipeline check
    config.setBoolean(HddsConfigKeys.HDDS_SCM_SAFEMODE_PIPELINE_AVAILABILITY_CHECK, true);
    config.setInt(HddsConfigKeys.HDDS_SCM_SAFEMODE_MIN_DATANODE, numOfDns);
    config.setBoolean(HddsConfigKeys.HDDS_SCM_SAFEMODE_PIPELINE_CREATION, true);
    MockNodeManager nodeManager = new MockNodeManager(true, numOfDns);
    String storageDir = GenericTestUtils.getTempPath(TestSCMSafeModeManager.class.getName() + UUID.randomUUID());
    config.set(HddsConfigKeys.OZONE_METADATA_DIRS, storageDir);
    // enable pipeline check
    config.setBoolean(HddsConfigKeys.HDDS_SCM_SAFEMODE_PIPELINE_AVAILABILITY_CHECK, true);
    PipelineManagerImpl pipelineManager = PipelineManagerImpl.newPipelineManager(config, MockSCMHAManager.getInstance(true), nodeManager, scmMetadataStore.getPipelineTable(), queue, scmContext, serviceManager);
    PipelineProvider mockRatisProvider = new MockRatisPipelineProvider(nodeManager, pipelineManager.getStateManager(), config);
    pipelineManager.setPipelineProvider(HddsProtos.ReplicationType.RATIS, mockRatisProvider);
    SafeModeEventHandler smHandler = new SafeModeEventHandler();
    queue.addHandler(SCMEvents.SAFE_MODE_STATUS, smHandler);
    scmSafeModeManager = new SCMSafeModeManager(config, containers, null, pipelineManager, queue, serviceManager, scmContext);
    // Assert SCM is in Safe mode.
    assertTrue(scmSafeModeManager.getInSafeMode());
    // Register all DataNodes except last one and assert SCM is in safe mode.
    for (int i = 0; i < numOfDns - 1; i++) {
        queue.fireEvent(SCMEvents.NODE_REGISTRATION_CONT_REPORT, HddsTestUtils.createNodeRegistrationContainerReport(containers));
        assertTrue(scmSafeModeManager.getInSafeMode());
        assertFalse(scmSafeModeManager.getPreCheckComplete());
    }
    queue.processAll(5000);
    Assert.assertEquals(0, smHandler.getInvokedCount());
    // Register last DataNode and check that the SafeModeEvent gets fired, but
    // safemode is still enabled with preCheck completed.
    queue.fireEvent(SCMEvents.NODE_REGISTRATION_CONT_REPORT, HddsTestUtils.createNodeRegistrationContainerReport(containers));
    queue.processAll(5000);
    Assert.assertEquals(1, smHandler.getInvokedCount());
    Assert.assertEquals(true, smHandler.getPreCheckComplete());
    Assert.assertEquals(true, smHandler.getIsInSafeMode());
    /* There is a race condition where the background pipeline creation
     * task creates the pipeline before the following create call.
     * So wrapping it with try..catch.
     */
    Pipeline pipeline;
    try {
        pipeline = pipelineManager.createPipeline(RatisReplicationConfig.getInstance(ReplicationFactor.THREE));
    } catch (SCMException ex) {
        pipeline = pipelineManager.getPipelines(RatisReplicationConfig.getInstance(ReplicationFactor.THREE)).get(0);
    }
    // Mark pipeline healthy
    pipeline = pipelineManager.getPipeline(pipeline.getId());
    MockRatisPipelineProvider.markPipelineHealthy(pipeline);
    firePipelineEvent(pipelineManager, pipeline);
    queue.processAll(5000);
    Assert.assertEquals(2, smHandler.getInvokedCount());
    Assert.assertEquals(true, smHandler.getPreCheckComplete());
    Assert.assertEquals(false, smHandler.getIsInSafeMode());
}

Example 5 with PipelineManagerImpl

use of org.apache.hadoop.hdds.scm.pipeline.PipelineManagerImpl in project ozone by apache.

the class TestSCMSafeModeManager method testSafeModeExitRuleWithPipelineAvailabilityCheck.

public void testSafeModeExitRuleWithPipelineAvailabilityCheck(int containerCount, int nodeCount, int pipelineCount, double healthyPipelinePercent, double oneReplicaPercent) throws Exception {
    OzoneConfiguration conf = createConf(healthyPipelinePercent, oneReplicaPercent);
    containers = new ArrayList<>();
    containers.addAll(HddsTestUtils.getContainerInfo(containerCount));
    MockNodeManager mockNodeManager = new MockNodeManager(true, nodeCount);
    PipelineManagerImpl pipelineManager = PipelineManagerImpl.newPipelineManager(conf, MockSCMHAManager.getInstance(true), mockNodeManager, scmMetadataStore.getPipelineTable(), queue, scmContext, serviceManager);
    PipelineProvider mockRatisProvider = new MockRatisPipelineProvider(mockNodeManager, pipelineManager.getStateManager(), config);
    pipelineManager.setPipelineProvider(HddsProtos.ReplicationType.RATIS, mockRatisProvider);
    pipelineManager.getBackgroundPipelineCreator().stop();
    for (int i = 0; i < pipelineCount; i++) {
        // Create pipeline
        Pipeline pipeline = pipelineManager.createPipeline(RatisReplicationConfig.getInstance(ReplicationFactor.THREE));
        pipelineManager.openPipeline(pipeline.getId());
        // Mark pipeline healthy
        pipeline = pipelineManager.getPipeline(pipeline.getId());
        MockRatisPipelineProvider.markPipelineHealthy(pipeline);
    }
    for (ContainerInfo container : containers) {
        container.setState(HddsProtos.LifeCycleState.CLOSED);
    }
    scmSafeModeManager = new SCMSafeModeManager(conf, containers, null, pipelineManager, queue, serviceManager, scmContext);
    assertTrue(scmSafeModeManager.getInSafeMode());
    testContainerThreshold(containers, 1.0);
    List<Pipeline> pipelines = pipelineManager.getPipelines();
    int healthyPipelineThresholdCount = scmSafeModeManager.getHealthyPipelineSafeModeRule().getHealthyPipelineThresholdCount();
    int oneReplicaThresholdCount = scmSafeModeManager.getOneReplicaPipelineSafeModeRule().getThresholdCount();
    Assert.assertEquals(healthyPipelineThresholdCount, scmSafeModeManager.getSafeModeMetrics().getNumHealthyPipelinesThreshold().value());
    Assert.assertEquals(oneReplicaThresholdCount, scmSafeModeManager.getSafeModeMetrics().getNumPipelinesWithAtleastOneReplicaReportedThreshold().value());
    // validate will return true, and add this to validatedRules.
    if (Math.max(healthyPipelinePercent, oneReplicaThresholdCount) == 0) {
        firePipelineEvent(pipelineManager, pipelines.get(0));
    }
    for (int i = 0; i < Math.max(healthyPipelineThresholdCount, Math.min(oneReplicaThresholdCount, pipelines.size())); i++) {
        firePipelineEvent(pipelineManager, pipelines.get(i));
        if (i < healthyPipelineThresholdCount) {
            checkHealthy(i + 1);
            Assert.assertEquals(i + 1, scmSafeModeManager.getSafeModeMetrics().getCurrentHealthyPipelinesCount().value());
        }
        if (i < oneReplicaThresholdCount) {
            checkOpen(i + 1);
            Assert.assertEquals(i + 1, scmSafeModeManager.getSafeModeMetrics().getCurrentPipelinesWithAtleastOneReplicaCount().value());
        }
    }
    Assert.assertEquals(healthyPipelineThresholdCount, scmSafeModeManager.getSafeModeMetrics().getCurrentHealthyPipelinesCount().value());
    Assert.assertEquals(oneReplicaThresholdCount, scmSafeModeManager.getSafeModeMetrics().getCurrentPipelinesWithAtleastOneReplicaCount().value());
    GenericTestUtils.waitFor(() -> {
        return !scmSafeModeManager.getInSafeMode();
    }, 100, 1000 * 5);
}