Examples with AffectedComponentEntity org.apache.nifi.web.api.entity.AffectedComponentEntity used on opensource projects

Example 26 with AffectedComponentEntity

use of org.apache.nifi.web.api.entity.AffectedComponentEntity in project nifi by apache.

the class ClusterReplicationComponentLifecycle method waitForControllerServiceStatus.

/**
 * Periodically polls the process group with the given ID, waiting for all controller services whose ID's are given to have the given Controller Service State.
 *
 * @param user the user making the request
 * @param groupId the ID of the Process Group to poll
 * @param serviceIds the ID of all Controller Services whose state should be equal to the given desired state
 * @param desiredState the desired state for all services with the ID's given
 * @param pause the Pause that can be used to wait between polling
 * @return <code>true</code> if successful, <code>false</code> if unable to wait for services to reach the desired state
 */
private boolean waitForControllerServiceStatus(final NiFiUser user, final URI originalUri, final String groupId, final Set<String> serviceIds, final ControllerServiceState desiredState, final Pause pause) throws InterruptedException {
    URI groupUri;
    try {
        groupUri = new URI(originalUri.getScheme(), originalUri.getUserInfo(), originalUri.getHost(), originalUri.getPort(), "/nifi-api/flow/process-groups/" + groupId + "/controller-services", "includeAncestorGroups=false,includeDescendantGroups=true", originalUri.getFragment());
    } catch (URISyntaxException e) {
        throw new RuntimeException(e);
    }
    final Map<String, String> headers = new HashMap<>();
    final MultivaluedMap<String, String> requestEntity = new MultivaluedHashMap<>();
    boolean continuePolling = true;
    while (continuePolling) {
        // 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(user, HttpMethod.GET, groupUri, requestEntity, headers).awaitMergedResponse();
        } else {
            clusterResponse = getRequestReplicator().forwardToCoordinator(getClusterCoordinatorNode(), user, HttpMethod.GET, groupUri, requestEntity, headers).awaitMergedResponse();
        }
        if (clusterResponse.getStatus() != Status.OK.getStatusCode()) {
            return false;
        }
        final ControllerServicesEntity controllerServicesEntity = getResponseEntity(clusterResponse, ControllerServicesEntity.class);
        final Set<ControllerServiceEntity> serviceEntities = controllerServicesEntity.getControllerServices();
        final Map<String, AffectedComponentEntity> affectedServices = serviceEntities.stream().collect(Collectors.toMap(ControllerServiceEntity::getId, dtoFactory::createAffectedComponentEntity));
        // update the affected controller services
        updateAffectedControllerServices(serviceEntities, affectedServices);
        final String desiredStateName = desiredState.name();
        final boolean allServicesMatch = serviceEntities.stream().map(entity -> entity.getComponent()).filter(service -> serviceIds.contains(service.getId())).map(service -> service.getState()).allMatch(state -> state.equals(desiredStateName));
        if (allServicesMatch) {
            logger.debug("All {} controller services of interest now have the desired state of {}", serviceIds.size(), desiredState);
            return true;
        }
        // Not all of the processors are in the desired state. Pause for a bit and poll again.
        continuePolling = pause.pause();
    }
    return false;
}

Example 27 with AffectedComponentEntity

use of org.apache.nifi.web.api.entity.AffectedComponentEntity in project nifi by apache.

the class ClusterReplicationComponentLifecycle method isProcessorActionComplete.

private boolean isProcessorActionComplete(final Set<ProcessorEntity> processorEntities, final Map<String, AffectedComponentEntity> affectedComponents, final ScheduledState desiredState) {
    final String desiredStateName = desiredState.name();
    // update the affected processors
    processorEntities.stream().filter(entity -> affectedComponents.containsKey(entity.getId())).forEach(entity -> {
        final AffectedComponentEntity affectedComponentEntity = affectedComponents.get(entity.getId());
        affectedComponentEntity.setRevision(entity.getRevision());
        // only consider update this component if the user had permissions to it
        if (Boolean.TRUE.equals(affectedComponentEntity.getPermissions().getCanRead())) {
            final AffectedComponentDTO affectedComponent = affectedComponentEntity.getComponent();
            affectedComponent.setState(entity.getStatus().getAggregateSnapshot().getRunStatus());
            affectedComponent.setActiveThreadCount(entity.getStatus().getAggregateSnapshot().getActiveThreadCount());
            if (Boolean.TRUE.equals(entity.getPermissions().getCanRead())) {
                affectedComponent.setValidationErrors(entity.getComponent().getValidationErrors());
            }
        }
    });
    final boolean allProcessorsMatch = processorEntities.stream().filter(entity -> affectedComponents.containsKey(entity.getId())).allMatch(entity -> {
        final ProcessorStatusDTO status = entity.getStatus();
        final String runStatus = status.getAggregateSnapshot().getRunStatus();
        final boolean stateMatches = desiredStateName.equalsIgnoreCase(runStatus);
        if (!stateMatches) {
            return false;
        }
        if (desiredState == ScheduledState.STOPPED && status.getAggregateSnapshot().getActiveThreadCount() != 0) {
            return false;
        }
        return true;
    });
    if (!allProcessorsMatch) {
        return false;
    }
    return true;
}

Example 28 with AffectedComponentEntity

use of org.apache.nifi.web.api.entity.AffectedComponentEntity in project nifi by apache.

the class LocalComponentLifecycle method isProcessorActionComplete.

private boolean isProcessorActionComplete(final Set<ProcessorEntity> processorEntities, final Map<String, AffectedComponentEntity> affectedComponents, final ScheduledState desiredState) {
    final String desiredStateName = desiredState.name();
    // update the affected processors
    processorEntities.stream().filter(entity -> affectedComponents.containsKey(entity.getId())).forEach(entity -> {
        final AffectedComponentEntity affectedComponentEntity = affectedComponents.get(entity.getId());
        affectedComponentEntity.setRevision(entity.getRevision());
        // only consider updating this component if the user had permissions to it
        if (Boolean.TRUE.equals(affectedComponentEntity.getPermissions().getCanRead())) {
            final AffectedComponentDTO affectedComponent = affectedComponentEntity.getComponent();
            affectedComponent.setState(entity.getStatus().getAggregateSnapshot().getRunStatus());
            affectedComponent.setActiveThreadCount(entity.getStatus().getAggregateSnapshot().getActiveThreadCount());
            if (Boolean.TRUE.equals(entity.getPermissions().getCanRead())) {
                affectedComponent.setValidationErrors(entity.getComponent().getValidationErrors());
            }
        }
    });
    final boolean allProcessorsMatch = processorEntities.stream().filter(entity -> affectedComponents.containsKey(entity.getId())).allMatch(entity -> {
        final ProcessorStatusDTO status = entity.getStatus();
        final String runStatus = status.getAggregateSnapshot().getRunStatus();
        final boolean stateMatches = desiredStateName.equalsIgnoreCase(runStatus);
        if (!stateMatches) {
            return false;
        }
        if (desiredState == ScheduledState.STOPPED && status.getAggregateSnapshot().getActiveThreadCount() != 0) {
            return false;
        }
        return true;
    });
    if (!allProcessorsMatch) {
        return false;
    }
    return true;
}