Examples with HandlerEvent com.sequenceiq.flow.reactor.api.handler.HandlerEvent used on opensource projects

Example 6 with HandlerEvent

use of com.sequenceiq.flow.reactor.api.handler.HandlerEvent in project cloudbreak by hortonworks.

the class StopStartDownscaleDecommissionViaCMHandlerTest method testNoNodesAvailableInCm.

@Test
void testNoNodesAvailableInCm() {
    int instancesToDecommissionCount = 5;
    int expcetedInstanceToCollectCount = 0;
    int expectedInstancesDecommissionedCount = 0;
    List<InstanceMetaData> instancesToDecommission = getInstancesToDecommission(instancesToDecommissionCount);
    HostGroup hostGroup = createHostGroup(instancesToDecommission);
    Map<String, InstanceMetaData> collected = instancesToDecommission.stream().limit(expcetedInstanceToCollectCount).collect(Collectors.toMap(i -> i.getDiscoveryFQDN(), i -> i));
    List<InstanceMetaData> decommissionedMetadataList = collected.values().stream().limit(expectedInstancesDecommissionedCount).collect(Collectors.toList());
    Set<String> fqdnsDecommissioned = decommissionedMetadataList.stream().map(InstanceMetaData::getDiscoveryFQDN).collect(Collectors.toUnmodifiableSet());
    setupAdditionalMocks(hostGroup, instancesToDecommission, collected, fqdnsDecommissioned);
    Set<Long> instanceIdsToDecommission = instancesToDecommission.stream().map(InstanceMetaData::getPrivateId).collect(Collectors.toUnmodifiableSet());
    Set<String> hostnamesToDecommission = instancesToDecommission.stream().map(InstanceMetaData::getDiscoveryFQDN).collect(Collectors.toUnmodifiableSet());
    StopStartDownscaleDecommissionViaCMRequest request = new StopStartDownscaleDecommissionViaCMRequest(1L, INSTANCE_GROUP_NAME, instanceIdsToDecommission);
    HandlerEvent handlerEvent = new HandlerEvent(Event.wrap(request));
    Selectable selectable = underTest.doAccept(handlerEvent);
    assertThat(selectable).isInstanceOf(StopStartDownscaleDecommissionViaCMResult.class);
    StopStartDownscaleDecommissionViaCMResult result = (StopStartDownscaleDecommissionViaCMResult) selectable;
    assertThat(result.getDecommissionedHostFqdns()).hasSize(expectedInstancesDecommissionedCount);
    assertThat(result.getNotDecommissionedHostFqdns()).hasSize(instancesToDecommissionCount - expectedInstancesDecommissionedCount);
    verifyNoMoreInteractions(instanceMetaDataService);
    verify(clusterDecomissionService).collectHostsToRemove(eq(hostGroup), eq(hostnamesToDecommission));
    verifyNoMoreInteractions(flowMessageService);
    verifyNoMoreInteractions(clusterDecomissionService);
}

Example 7 with HandlerEvent

use of com.sequenceiq.flow.reactor.api.handler.HandlerEvent in project cloudbreak by hortonworks.

the class StopStartDownscaleDecommissionViaCMHandlerTest method testNoNodesFromCMDecommission.

@Test
void testNoNodesFromCMDecommission() {
    int instancesToDecommissionCount = 5;
    int expcetedInstanceToCollectCount = 4;
    int expectedInstancesDecommissionedCount = 0;
    List<InstanceMetaData> instancesToDecommission = getInstancesToDecommission(instancesToDecommissionCount);
    HostGroup hostGroup = createHostGroup(instancesToDecommission);
    Map<String, InstanceMetaData> collected = instancesToDecommission.stream().limit(expcetedInstanceToCollectCount).collect(Collectors.toMap(i -> i.getDiscoveryFQDN(), i -> i));
    List<InstanceMetaData> decommissionedMetadataList = collected.values().stream().limit(expectedInstancesDecommissionedCount).collect(Collectors.toList());
    Set<String> fqdnsDecommissioned = decommissionedMetadataList.stream().map(InstanceMetaData::getDiscoveryFQDN).collect(Collectors.toUnmodifiableSet());
    setupAdditionalMocks(hostGroup, instancesToDecommission, collected, fqdnsDecommissioned);
    Set<Long> instanceIdsToDecommission = instancesToDecommission.stream().map(InstanceMetaData::getPrivateId).collect(Collectors.toUnmodifiableSet());
    Set<String> hostnamesToDecommission = instancesToDecommission.stream().map(InstanceMetaData::getDiscoveryFQDN).collect(Collectors.toUnmodifiableSet());
    StopStartDownscaleDecommissionViaCMRequest request = new StopStartDownscaleDecommissionViaCMRequest(1L, INSTANCE_GROUP_NAME, instanceIdsToDecommission);
    HandlerEvent handlerEvent = new HandlerEvent(Event.wrap(request));
    Selectable selectable = underTest.doAccept(handlerEvent);
    assertThat(selectable).isInstanceOf(StopStartDownscaleDecommissionViaCMResult.class);
    StopStartDownscaleDecommissionViaCMResult result = (StopStartDownscaleDecommissionViaCMResult) selectable;
    assertThat(result.getDecommissionedHostFqdns()).hasSize(expectedInstancesDecommissionedCount);
    assertThat(result.getNotDecommissionedHostFqdns()).hasSize(instancesToDecommissionCount - expectedInstancesDecommissionedCount);
    verifyNoMoreInteractions(instanceMetaDataService);
    verify(clusterDecomissionService).collectHostsToRemove(eq(hostGroup), eq(hostnamesToDecommission));
    verify(clusterDecomissionService).decommissionClusterNodesStopStart(eq(collected), anyLong());
    verifyNoMoreInteractions(flowMessageService);
    verifyNoMoreInteractions(clusterDecomissionService);
}

Example 8 with HandlerEvent

use of com.sequenceiq.flow.reactor.api.handler.HandlerEvent in project cloudbreak by hortonworks.

the class StopStartDownscaleDecommissionViaCMHandlerTest method testNoNodesInInitialDecommissionRequest.

@Test
void testNoNodesInInitialDecommissionRequest() {
    int instancesToDecommissionCount = 0;
    int expcetedInstanceToCollectCount = 0;
    int expectedInstancesDecommissionedCount = 0;
    List<InstanceMetaData> instancesToDecommission = getInstancesToDecommission(instancesToDecommissionCount);
    HostGroup hostGroup = createHostGroup(instancesToDecommission);
    Map<String, InstanceMetaData> collected = instancesToDecommission.stream().limit(expcetedInstanceToCollectCount).collect(Collectors.toMap(i -> i.getDiscoveryFQDN(), i -> i));
    List<InstanceMetaData> decommissionedMetadataList = collected.values().stream().limit(expectedInstancesDecommissionedCount).collect(Collectors.toList());
    Set<String> fqdnsDecommissioned = decommissionedMetadataList.stream().map(InstanceMetaData::getDiscoveryFQDN).collect(Collectors.toUnmodifiableSet());
    setupAdditionalMocks(hostGroup, instancesToDecommission, collected, fqdnsDecommissioned);
    Set<Long> instanceIdsToDecommission = instancesToDecommission.stream().map(InstanceMetaData::getPrivateId).collect(Collectors.toUnmodifiableSet());
    Set<String> hostnamesToDecommission = instancesToDecommission.stream().map(InstanceMetaData::getDiscoveryFQDN).collect(Collectors.toUnmodifiableSet());
    StopStartDownscaleDecommissionViaCMRequest request = new StopStartDownscaleDecommissionViaCMRequest(1L, INSTANCE_GROUP_NAME, instanceIdsToDecommission);
    HandlerEvent handlerEvent = new HandlerEvent(Event.wrap(request));
    Selectable selectable = underTest.doAccept(handlerEvent);
    assertThat(selectable).isInstanceOf(StopStartDownscaleDecommissionViaCMResult.class);
    StopStartDownscaleDecommissionViaCMResult result = (StopStartDownscaleDecommissionViaCMResult) selectable;
    assertThat(result.getDecommissionedHostFqdns()).hasSize(expectedInstancesDecommissionedCount);
    assertThat(result.getNotDecommissionedHostFqdns()).hasSize(instancesToDecommissionCount - expectedInstancesDecommissionedCount);
    verify(clusterDecomissionService).collectHostsToRemove(eq(hostGroup), eq(hostnamesToDecommission));
    verifyNoMoreInteractions(instanceMetaDataService);
    verifyNoMoreInteractions(flowMessageService);
    verifyNoMoreInteractions(clusterDecomissionService);
}

Example 9 with HandlerEvent

use of com.sequenceiq.flow.reactor.api.handler.HandlerEvent in project cloudbreak by hortonworks.

the class StopStartUpscaleCommissionViaCMHandlerTest method testAllCommissioned.

@Test
void testAllCommissioned() throws ClusterClientInitException {
    int commissionInstanceCount = 5;
    List<InstanceMetaData> instancesToCommission = createInstancesToCommission(commissionInstanceCount);
    HostGroup hostGroup = createHostGroup(instancesToCommission);
    Set<String> hostNames = instancesToCommission.stream().map(i -> i.getDiscoveryFQDN()).collect(Collectors.toSet());
    Map<String, InstanceMetaData> cmAvailableHosts = instancesToCommission.stream().collect(Collectors.toMap(i -> i.getDiscoveryFQDN(), i -> i));
    Set<String> recommissionedFqdns = cmAvailableHosts.keySet().stream().collect(Collectors.toUnmodifiableSet());
    setupPerTestMocks(hostGroup, hostNames, cmAvailableHosts, recommissionedFqdns);
    StopStartUpscaleCommissionViaCMRequest request = new StopStartUpscaleCommissionViaCMRequest(1L, INSTANCE_GROUP_NAME, instancesToCommission, Collections.emptyList());
    HandlerEvent handlerEvent = new HandlerEvent(Event.wrap(request));
    Selectable selectable = underTest.doAccept(handlerEvent);
    assertThat(selectable).isInstanceOf(StopStartUpscaleCommissionViaCMResult.class);
    StopStartUpscaleCommissionViaCMResult result = (StopStartUpscaleCommissionViaCMResult) selectable;
    assertThat(result.getNotRecommissionedFqdns()).hasSize(0);
    assertThat(result.getSuccessfullyCommissionedFqdns()).hasSize(commissionInstanceCount);
}

Example 10 with HandlerEvent

use of com.sequenceiq.flow.reactor.api.handler.HandlerEvent in project cloudbreak by hortonworks.

the class StopStartUpscaleCommissionViaCMHandlerTest method testFewerNodesOnBothCmInvocations.

@Test
void testFewerNodesOnBothCmInvocations() throws ClusterClientInitException {
    int commissionInstanceCount = 5;
    List<InstanceMetaData> instancesToCommission = createInstancesToCommission(commissionInstanceCount);
    HostGroup hostGroup = createHostGroup(instancesToCommission);
    Set<String> hostNames = instancesToCommission.stream().map(i -> i.getDiscoveryFQDN()).collect(Collectors.toSet());
    Map<String, InstanceMetaData> cmAvailableHosts = instancesToCommission.stream().limit(commissionInstanceCount - 1).collect(Collectors.toMap(i -> i.getDiscoveryFQDN(), i -> i));
    Set<String> recommissionedFqdns = cmAvailableHosts.keySet().stream().limit(commissionInstanceCount - 2).collect(Collectors.toUnmodifiableSet());
    setupPerTestMocks(hostGroup, hostNames, cmAvailableHosts, recommissionedFqdns);
    StopStartUpscaleCommissionViaCMRequest request = new StopStartUpscaleCommissionViaCMRequest(1L, INSTANCE_GROUP_NAME, instancesToCommission, Collections.emptyList());
    HandlerEvent handlerEvent = new HandlerEvent(Event.wrap(request));
    Selectable selectable = underTest.doAccept(handlerEvent);
    assertThat(selectable).isInstanceOf(StopStartUpscaleCommissionViaCMResult.class);
    StopStartUpscaleCommissionViaCMResult result = (StopStartUpscaleCommissionViaCMResult) selectable;
    assertThat(result.getNotRecommissionedFqdns()).hasSize(2);
    assertThat(result.getSuccessfullyCommissionedFqdns()).hasSize(commissionInstanceCount - 2);
}