@Test
public void nonLeaderTest() throws Exception {
final String tableName = "myTable";
List<String> allTableNames = new ArrayList<String>();
allTableNames.add(tableName);
HelixAdmin helixAdmin;
{
helixAdmin = mock(HelixAdmin.class);
}
{
helixResourceManager = mock(PinotHelixResourceManager.class);
when(helixResourceManager.isLeader()).thenReturn(false);
when(helixResourceManager.getAllPinotTableNames()).thenReturn(allTableNames);
when(helixResourceManager.getHelixClusterName()).thenReturn("StatusChecker");
when(helixResourceManager.getHelixAdmin()).thenReturn(helixAdmin);
}
{
config = mock(ControllerConf.class);
when(config.getStatusControllerFrequencyInSeconds()).thenReturn(300);
}
metricsRegistry = new MetricsRegistry();
controllerMetrics = new ControllerMetrics(metricsRegistry);
segmentStatusChecker = new SegmentStatusChecker(helixResourceManager, config);
segmentStatusChecker.setMetricsRegistry(controllerMetrics);
segmentStatusChecker.runSegmentMetrics();
Assert.assertEquals(
controllerMetrics.getValueOfTableGauge(tableName, ControllerGauge.SEGMENTS_IN_ERROR_STATE),
0);
Assert.assertEquals(
controllerMetrics.getValueOfTableGauge(tableName, ControllerGauge.NUMBER_OF_REPLICAS), 0);
segmentStatusChecker.stop();
}
@Test
public void missingEVPartitionTest() throws Exception {
final String tableName = "myTable";
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");
HelixAdmin helixAdmin;
{
helixAdmin = mock(HelixAdmin.class);
when(helixAdmin.getResourceIdealState("StatusChecker", "myTable")).thenReturn(idealState);
when(helixAdmin.getResourceExternalView("StatusChecker", "myTable")).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.getStatusControllerFrequencyInSeconds()).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),
0);
segmentStatusChecker.stop();
}