Examples with VariableRegistryUpdateStep org.apache.nifi.registry.variable.VariableRegistryUpdateStep used on opensource projects

Example 1 with VariableRegistryUpdateStep

use of org.apache.nifi.registry.variable.VariableRegistryUpdateStep in project nifi by apache.

the class ProcessGroupResource method scheduleProcessors.

private void scheduleProcessors(final String groupId, final URI originalUri, final VariableRegistryUpdateRequest updateRequest, final Pause pause, final Collection<AffectedComponentDTO> affectedProcessors, final ScheduledState desiredState, final VariableRegistryUpdateStep updateStep) throws InterruptedException {
    final Set<String> affectedProcessorIds = affectedProcessors.stream().map(component -> component.getId()).collect(Collectors.toSet());
    final Map<String, Revision> processorRevisionMap = getRevisions(groupId, affectedProcessorIds);
    final Map<String, RevisionDTO> processorRevisionDtoMap = processorRevisionMap.entrySet().stream().collect(Collectors.toMap(Map.Entry::getKey, entry -> dtoFactory.createRevisionDTO(entry.getValue())));
    final ScheduleComponentsEntity scheduleProcessorsEntity = new ScheduleComponentsEntity();
    scheduleProcessorsEntity.setComponents(processorRevisionDtoMap);
    scheduleProcessorsEntity.setId(groupId);
    scheduleProcessorsEntity.setState(desiredState.name());
    URI scheduleGroupUri;
    try {
        scheduleGroupUri = new URI(originalUri.getScheme(), originalUri.getUserInfo(), originalUri.getHost(), originalUri.getPort(), "/nifi-api/flow/process-groups/" + groupId, null, originalUri.getFragment());
    } catch (URISyntaxException e) {
        throw new RuntimeException(e);
    }
    final Map<String, String> headers = new HashMap<>();
    headers.put("content-type", MediaType.APPLICATION_JSON);
    // Determine whether we should replicate only to the cluster coordinator, or if we should replicate directly to the cluster nodes themselves.
    final NodeResponse clusterResponse;
    if (getReplicationTarget() == ReplicationTarget.CLUSTER_NODES) {
        clusterResponse = getRequestReplicator().replicate(HttpMethod.PUT, scheduleGroupUri, scheduleProcessorsEntity, headers).awaitMergedResponse();
    } else {
        clusterResponse = getRequestReplicator().forwardToCoordinator(getClusterCoordinatorNode(), HttpMethod.PUT, scheduleGroupUri, scheduleProcessorsEntity, headers).awaitMergedResponse();
    }
    final int stopProcessorStatus = clusterResponse.getStatus();
    if (stopProcessorStatus != Status.OK.getStatusCode()) {
        updateRequest.getStopProcessorsStep().setFailureReason("Failed while " + updateStep.getDescription());
        updateStep.setComplete(true);
        updateRequest.setFailureReason("Failed while " + updateStep.getDescription());
        return;
    }
    updateRequest.setLastUpdated(new Date());
    final boolean processorsTransitioned = waitForProcessorStatus(originalUri, groupId, affectedProcessorIds, desiredState, updateRequest, pause);
    updateStep.setComplete(true);
    if (!processorsTransitioned) {
        updateStep.setFailureReason("Failed while " + updateStep.getDescription());
        updateRequest.setComplete(true);
        updateRequest.setFailureReason("Failed while " + updateStep.getDescription());
    }
}

Example 2 with VariableRegistryUpdateStep

use of org.apache.nifi.registry.variable.VariableRegistryUpdateStep in project nifi by apache.

the class ProcessGroupResource method activateControllerServices.

private void activateControllerServices(final String groupId, final URI originalUri, final VariableRegistryUpdateRequest updateRequest, final Pause pause, final Collection<AffectedComponentDTO> affectedServices, final ControllerServiceState desiredState, final VariableRegistryUpdateStep updateStep) throws InterruptedException {
    final Set<String> affectedServiceIds = affectedServices.stream().map(component -> component.getId()).collect(Collectors.toSet());
    final Map<String, Revision> serviceRevisionMap = getRevisions(groupId, affectedServiceIds);
    final Map<String, RevisionDTO> serviceRevisionDtoMap = serviceRevisionMap.entrySet().stream().collect(Collectors.toMap(Map.Entry::getKey, entry -> dtoFactory.createRevisionDTO(entry.getValue())));
    final ActivateControllerServicesEntity activateServicesEntity = new ActivateControllerServicesEntity();
    activateServicesEntity.setComponents(serviceRevisionDtoMap);
    activateServicesEntity.setId(groupId);
    activateServicesEntity.setState(desiredState.name());
    URI controllerServicesUri;
    try {
        controllerServicesUri = new URI(originalUri.getScheme(), originalUri.getUserInfo(), originalUri.getHost(), originalUri.getPort(), "/nifi-api/flow/process-groups/" + groupId + "/controller-services", null, originalUri.getFragment());
    } catch (URISyntaxException e) {
        throw new RuntimeException(e);
    }
    final Map<String, String> headers = new HashMap<>();
    headers.put("content-type", MediaType.APPLICATION_JSON);
    // Determine whether we should replicate only to the cluster coordinator, or if we should replicate directly to the cluster nodes themselves.
    final NodeResponse clusterResponse;
    if (getReplicationTarget() == ReplicationTarget.CLUSTER_NODES) {
        clusterResponse = getRequestReplicator().replicate(HttpMethod.PUT, controllerServicesUri, activateServicesEntity, headers).awaitMergedResponse();
    } else {
        clusterResponse = getRequestReplicator().forwardToCoordinator(getClusterCoordinatorNode(), HttpMethod.PUT, controllerServicesUri, activateServicesEntity, headers).awaitMergedResponse();
    }
    final int disableServicesStatus = clusterResponse.getStatus();
    if (disableServicesStatus != Status.OK.getStatusCode()) {
        updateStep.setFailureReason("Failed while " + updateStep.getDescription());
        updateStep.setComplete(true);
        updateRequest.setFailureReason("Failed while " + updateStep.getDescription());
        return;
    }
    updateRequest.setLastUpdated(new Date());
    final boolean serviceTransitioned = waitForControllerServiceStatus(originalUri, groupId, affectedServiceIds, desiredState, updateRequest, pause);
    updateStep.setComplete(true);
    if (!serviceTransitioned) {
        updateStep.setFailureReason("Failed while " + updateStep.getDescription());
        updateRequest.setComplete(true);
        updateRequest.setFailureReason("Failed while " + updateStep.getDescription());
    }
}