Examples with ExternalView org.apache.helix.model.ExternalView used on opensource projects

Example 31 with ExternalView

use of org.apache.helix.model.ExternalView in project pinot by linkedin.

the class PinotResourceManagerTest method testDeletingTheSameSegmentInSegmentDeletionManager.

@Test
public void testDeletingTheSameSegmentInSegmentDeletionManager() throws Exception {
    final SegmentMetadata segmentMetadata = new SimpleSegmentMetadata(TABLE_NAME);
    final String segmentName = segmentMetadata.getName();
    File segmentFile = new File(LOCAL_DISK_DIR + "/" + TABLE_NAME + "/" + segmentName);
    for (int i = 0; i < 2; i++) {
        addOneSegment(TABLE_NAME);
        // Waiting for the external view to update
        Thread.sleep(2000);
        final ExternalView externalView = _helixAdmin.getResourceExternalView(HELIX_CLUSTER_NAME, TableNameBuilder.OFFLINE_TABLE_NAME_BUILDER.forTable(TABLE_NAME));
        List<String> segmentsList = new ArrayList<>(externalView.getPartitionSet().size());
        segmentsList.addAll(externalView.getPartitionSet());
        _pinotHelixResourceManager.deleteSegments(TableNameBuilder.OFFLINE_TABLE_NAME_BUILDER.forTable(TABLE_NAME), segmentsList);
    }
    assert (!segmentFile.exists());
}

Example 32 with ExternalView

use of org.apache.helix.model.ExternalView in project pinot by linkedin.

the class PinotResourceManagerTest method testAddingAndDeletingSegments.

@Test
public void testAddingAndDeletingSegments() throws Exception {
    for (int i = 1; i <= 5; i++) {
        addOneSegment(TABLE_NAME);
        Thread.sleep(2000);
        final ExternalView externalView = _helixAdmin.getResourceExternalView(HELIX_CLUSTER_NAME, TableNameBuilder.OFFLINE_TABLE_NAME_BUILDER.forTable(TABLE_NAME));
        Assert.assertEquals(externalView.getPartitionSet().size(), i);
    }
    final ExternalView externalView = _helixAdmin.getResourceExternalView(HELIX_CLUSTER_NAME, TableNameBuilder.OFFLINE_TABLE_NAME_BUILDER.forTable(TABLE_NAME));
    int i = 4;
    for (final String segmentId : externalView.getPartitionSet()) {
        deleteOneSegment(TableNameBuilder.OFFLINE_TABLE_NAME_BUILDER.forTable(TABLE_NAME), segmentId);
        Thread.sleep(2000);
        Assert.assertEquals(_helixAdmin.getResourceExternalView(HELIX_CLUSTER_NAME, TableNameBuilder.OFFLINE_TABLE_NAME_BUILDER.forTable(TABLE_NAME)).getPartitionSet().size(), i);
        i--;
    }
}

Example 33 with ExternalView

use of org.apache.helix.model.ExternalView in project pinot by linkedin.

the class SegmentStatusCheckerTest method basicTest.

@Test
public void basicTest() throws Exception {
    final String tableName = "myTable_OFFLINE";
    List<String> allTableNames = new ArrayList<String>();
    allTableNames.add(tableName);
    IdealState idealState = new IdealState(tableName);
    idealState.setPartitionState("myTable_0", "pinot1", "ONLINE");
    idealState.setPartitionState("myTable_0", "pinot2", "ONLINE");
    idealState.setPartitionState("myTable_0", "pinot3", "ONLINE");
    idealState.setPartitionState("myTable_1", "pinot1", "ONLINE");
    idealState.setPartitionState("myTable_1", "pinot2", "ONLINE");
    idealState.setPartitionState("myTable_1", "pinot3", "ONLINE");
    idealState.setPartitionState("myTable_2", "pinot3", "OFFLINE");
    idealState.setReplicas("2");
    idealState.setRebalanceMode(IdealState.RebalanceMode.CUSTOMIZED);
    ExternalView externalView = new ExternalView(tableName);
    externalView.setState("myTable_0", "pinot1", "ONLINE");
    externalView.setState("myTable_0", "pinot2", "ONLINE");
    externalView.setState("myTable_1", "pinot1", "ERROR");
    externalView.setState("myTable_1", "pinot2", "ONLINE");
    HelixAdmin helixAdmin;
    {
        helixAdmin = mock(HelixAdmin.class);
        when(helixAdmin.getResourceIdealState("StatusChecker", tableName)).thenReturn(idealState);
        when(helixAdmin.getResourceExternalView("StatusChecker", tableName)).thenReturn(externalView);
    }
    {
        helixResourceManager = mock(PinotHelixResourceManager.class);
        when(helixResourceManager.isLeader()).thenReturn(true);
        when(helixResourceManager.getAllPinotTableNames()).thenReturn(allTableNames);
        when(helixResourceManager.getHelixClusterName()).thenReturn("StatusChecker");
        when(helixResourceManager.getHelixAdmin()).thenReturn(helixAdmin);
    }
    {
        config = mock(ControllerConf.class);
        when(config.getStatusCheckerFrequencyInSeconds()).thenReturn(300);
        when(config.getStatusCheckerWaitForPushTimeInSeconds()).thenReturn(300);
    }
    metricsRegistry = new MetricsRegistry();
    controllerMetrics = new ControllerMetrics(metricsRegistry);
    segmentStatusChecker = new SegmentStatusChecker(helixResourceManager, config);
    segmentStatusChecker.setMetricsRegistry(controllerMetrics);
    segmentStatusChecker.runSegmentMetrics();
    Assert.assertEquals(controllerMetrics.getValueOfTableGauge(externalView.getId(), ControllerGauge.SEGMENTS_IN_ERROR_STATE), 1);
    Assert.assertEquals(controllerMetrics.getValueOfTableGauge(externalView.getId(), ControllerGauge.NUMBER_OF_REPLICAS), 1);
    Assert.assertEquals(controllerMetrics.getValueOfTableGauge(externalView.getId(), ControllerGauge.PERCENT_OF_REPLICAS), 33);
    Assert.assertEquals(controllerMetrics.getValueOfTableGauge(externalView.getId(), ControllerGauge.PERCENT_SEGMENTS_AVAILABLE), 100);
    segmentStatusChecker.stop();
}

Example 34 with ExternalView

use of org.apache.helix.model.ExternalView in project pinot by linkedin.

the class SegmentStatusCheckerTest method missingEVPartitionTest.

@Test
public void missingEVPartitionTest() throws Exception {
    final String tableName = "myTable_OFFLINE";
    List<String> allTableNames = new ArrayList<String>();
    allTableNames.add(tableName);
    IdealState idealState = new IdealState(tableName);
    idealState.setPartitionState("myTable_0", "pinot1", "ONLINE");
    idealState.setPartitionState("myTable_0", "pinot2", "ONLINE");
    idealState.setPartitionState("myTable_0", "pinot3", "ONLINE");
    idealState.setPartitionState("myTable_1", "pinot1", "ONLINE");
    idealState.setPartitionState("myTable_1", "pinot2", "ONLINE");
    idealState.setPartitionState("myTable_1", "pinot3", "ONLINE");
    idealState.setPartitionState("myTable_2", "pinot3", "OFFLINE");
    idealState.setPartitionState("myTable_3", "pinot3", "ONLINE");
    idealState.setReplicas("2");
    idealState.setRebalanceMode(IdealState.RebalanceMode.CUSTOMIZED);
    ExternalView externalView = new ExternalView(tableName);
    externalView.setState("myTable_0", "pinot1", "ONLINE");
    externalView.setState("myTable_0", "pinot2", "ONLINE");
    externalView.setState("myTable_1", "pinot1", "ERROR");
    externalView.setState("myTable_1", "pinot2", "ONLINE");
    ZNRecord znrecord = new ZNRecord("myTable_0");
    znrecord.setSimpleField(CommonConstants.Segment.SEGMENT_NAME, "myTable_0");
    znrecord.setSimpleField(CommonConstants.Segment.TABLE_NAME, "myTable_OFFLINE");
    znrecord.setSimpleField(CommonConstants.Segment.INDEX_VERSION, "v1");
    znrecord.setEnumField(CommonConstants.Segment.SEGMENT_TYPE, CommonConstants.Segment.SegmentType.OFFLINE);
    znrecord.setLongField(CommonConstants.Segment.START_TIME, 1000);
    znrecord.setLongField(CommonConstants.Segment.END_TIME, 2000);
    znrecord.setSimpleField(CommonConstants.Segment.TIME_UNIT, TimeUnit.HOURS.toString());
    znrecord.setLongField(CommonConstants.Segment.TOTAL_DOCS, 10000);
    znrecord.setLongField(CommonConstants.Segment.CRC, 1234);
    znrecord.setLongField(CommonConstants.Segment.CREATION_TIME, 3000);
    znrecord.setSimpleField(CommonConstants.Segment.Offline.DOWNLOAD_URL, "http://localhost:8000/myTable_0");
    znrecord.setLongField(CommonConstants.Segment.Offline.PUSH_TIME, System.currentTimeMillis());
    znrecord.setLongField(CommonConstants.Segment.Offline.REFRESH_TIME, System.currentTimeMillis());
    ZkHelixPropertyStore<ZNRecord> propertyStore;
    {
        propertyStore = (ZkHelixPropertyStore<ZNRecord>) mock(ZkHelixPropertyStore.class);
        when(propertyStore.get("/SEGMENTS/myTable_OFFLINE/myTable_3", null, AccessOption.PERSISTENT)).thenReturn(znrecord);
    }
    HelixAdmin helixAdmin;
    {
        helixAdmin = mock(HelixAdmin.class);
        when(helixAdmin.getResourceIdealState("StatusChecker", tableName)).thenReturn(idealState);
        when(helixAdmin.getResourceExternalView("StatusChecker", tableName)).thenReturn(externalView);
    }
    {
        helixResourceManager = mock(PinotHelixResourceManager.class);
        when(helixResourceManager.isLeader()).thenReturn(true);
        when(helixResourceManager.getAllPinotTableNames()).thenReturn(allTableNames);
        when(helixResourceManager.getHelixClusterName()).thenReturn("StatusChecker");
        when(helixResourceManager.getHelixAdmin()).thenReturn(helixAdmin);
        when(helixResourceManager.getPropertyStore()).thenReturn(propertyStore);
    }
    {
        config = mock(ControllerConf.class);
        when(config.getStatusCheckerFrequencyInSeconds()).thenReturn(300);
        when(config.getStatusCheckerWaitForPushTimeInSeconds()).thenReturn(0);
    }
    metricsRegistry = new MetricsRegistry();
    controllerMetrics = new ControllerMetrics(metricsRegistry);
    segmentStatusChecker = new SegmentStatusChecker(helixResourceManager, config);
    segmentStatusChecker.setMetricsRegistry(controllerMetrics);
    segmentStatusChecker.runSegmentMetrics();
    Assert.assertEquals(controllerMetrics.getValueOfTableGauge(externalView.getId(), ControllerGauge.SEGMENTS_IN_ERROR_STATE), 1);
    Assert.assertEquals(controllerMetrics.getValueOfTableGauge(externalView.getId(), ControllerGauge.NUMBER_OF_REPLICAS), 0);
    Assert.assertEquals(controllerMetrics.getValueOfTableGauge(externalView.getId(), ControllerGauge.PERCENT_SEGMENTS_AVAILABLE), 75);
    segmentStatusChecker.stop();
}

Example 35 with ExternalView

use of org.apache.helix.model.ExternalView in project pinot by linkedin.

the class SegmentStatusCheckerTest method missingEVPartitionPushTest.

@Test
public void missingEVPartitionPushTest() throws Exception {
    final String tableName = "myTable_OFFLINE";
    List<String> allTableNames = new ArrayList<String>();
    allTableNames.add(tableName);
    IdealState idealState = new IdealState(tableName);
    idealState.setPartitionState("myTable_0", "pinot1", "ONLINE");
    idealState.setPartitionState("myTable_1", "pinot1", "ONLINE");
    idealState.setPartitionState("myTable_1", "pinot2", "ONLINE");
    idealState.setReplicas("2");
    idealState.setRebalanceMode(IdealState.RebalanceMode.CUSTOMIZED);
    ExternalView externalView = new ExternalView(tableName);
    externalView.setState("myTable_1", "pinot1", "ONLINE");
    externalView.setState("myTable_1", "pinot2", "ONLINE");
    HelixAdmin helixAdmin;
    {
        helixAdmin = mock(HelixAdmin.class);
        when(helixAdmin.getResourceIdealState("StatusChecker", "myTable_OFFLINE")).thenReturn(idealState);
        when(helixAdmin.getResourceExternalView("StatusChecker", "myTable_OFFLINE")).thenReturn(externalView);
    }
    ZNRecord znrecord = new ZNRecord("myTable_0");
    znrecord.setSimpleField(CommonConstants.Segment.SEGMENT_NAME, "myTable_0");
    znrecord.setSimpleField(CommonConstants.Segment.TABLE_NAME, "myTable_OFFLINE");
    znrecord.setSimpleField(CommonConstants.Segment.INDEX_VERSION, "v1");
    znrecord.setEnumField(CommonConstants.Segment.SEGMENT_TYPE, CommonConstants.Segment.SegmentType.OFFLINE);
    znrecord.setLongField(CommonConstants.Segment.START_TIME, 1000);
    znrecord.setLongField(CommonConstants.Segment.END_TIME, 2000);
    znrecord.setSimpleField(CommonConstants.Segment.TIME_UNIT, TimeUnit.HOURS.toString());
    znrecord.setLongField(CommonConstants.Segment.TOTAL_DOCS, 10000);
    znrecord.setLongField(CommonConstants.Segment.CRC, 1234);
    znrecord.setLongField(CommonConstants.Segment.CREATION_TIME, 3000);
    znrecord.setSimpleField(CommonConstants.Segment.Offline.DOWNLOAD_URL, "http://localhost:8000/myTable_0");
    znrecord.setLongField(CommonConstants.Segment.Offline.PUSH_TIME, System.currentTimeMillis());
    znrecord.setLongField(CommonConstants.Segment.Offline.REFRESH_TIME, System.currentTimeMillis());
    ZkHelixPropertyStore<ZNRecord> propertyStore;
    {
        propertyStore = (ZkHelixPropertyStore<ZNRecord>) mock(ZkHelixPropertyStore.class);
        when(propertyStore.get("/SEGMENTS/myTable_OFFLINE/myTable_0", null, AccessOption.PERSISTENT)).thenReturn(znrecord);
    }
    {
        helixResourceManager = mock(PinotHelixResourceManager.class);
        when(helixResourceManager.isLeader()).thenReturn(true);
        when(helixResourceManager.getAllPinotTableNames()).thenReturn(allTableNames);
        when(helixResourceManager.getHelixClusterName()).thenReturn("StatusChecker");
        when(helixResourceManager.getHelixAdmin()).thenReturn(helixAdmin);
        when(helixResourceManager.getPropertyStore()).thenReturn(propertyStore);
    }
    {
        config = mock(ControllerConf.class);
        when(config.getStatusCheckerFrequencyInSeconds()).thenReturn(300);
        when(config.getStatusCheckerWaitForPushTimeInSeconds()).thenReturn(300);
    }
    metricsRegistry = new MetricsRegistry();
    controllerMetrics = new ControllerMetrics(metricsRegistry);
    segmentStatusChecker = new SegmentStatusChecker(helixResourceManager, config);
    segmentStatusChecker.setMetricsRegistry(controllerMetrics);
    segmentStatusChecker.runSegmentMetrics();
    Assert.assertEquals(controllerMetrics.getValueOfTableGauge(externalView.getId(), ControllerGauge.SEGMENTS_IN_ERROR_STATE), 0);
    Assert.assertEquals(controllerMetrics.getValueOfTableGauge(externalView.getId(), ControllerGauge.NUMBER_OF_REPLICAS), 2);
    Assert.assertEquals(controllerMetrics.getValueOfTableGauge(externalView.getId(), ControllerGauge.PERCENT_OF_REPLICAS), 100);
    Assert.assertEquals(controllerMetrics.getValueOfTableGauge(externalView.getId(), ControllerGauge.PERCENT_SEGMENTS_AVAILABLE), 100);
    segmentStatusChecker.stop();
}