Examples with DeploymentService com.aws.greengrass.deployment.DeploymentService used on opensource projects

Example 1 with DeploymentService

use of com.aws.greengrass.deployment.DeploymentService in project aws-greengrass-nucleus by aws-greengrass.

the class FleetStatusService method uploadFleetStatusServiceData.

private void uploadFleetStatusServiceData(Set<GreengrassService> greengrassServiceSet, OverallStatus overAllStatus, DeploymentInformation deploymentInformation) {
    if (!isConnected.get()) {
        logger.atDebug().log("Not updating fleet status data since MQTT connection is interrupted.");
        return;
    }
    List<ComponentStatusDetails> components = new ArrayList<>();
    long sequenceNumber;
    synchronized (greengrassServiceSet) {
        // If there are no Greengrass services to be updated, do not send an update.
        if (greengrassServiceSet.isEmpty()) {
            return;
        }
        // When a component version is bumped up, FSS may have pointers to both old and new service instances
        // Filtering out the old version and only sending the update for the new version
        Set<GreengrassService> filteredServices = new HashSet<>();
        greengrassServiceSet.forEach(service -> {
            try {
                GreengrassService runningService = kernel.locate(service.getName());
                filteredServices.add(runningService);
            } catch (ServiceLoadException e) {
                // not able to find service, service might be removed.
                filteredServices.add(service);
            }
        });
        Topics componentsToGroupsTopics = null;
        HashSet<String> allGroups = new HashSet<>();
        DeploymentService deploymentService = null;
        try {
            GreengrassService deploymentServiceLocateResult = this.kernel.locate(DeploymentService.DEPLOYMENT_SERVICE_TOPICS);
            if (deploymentServiceLocateResult instanceof DeploymentService) {
                deploymentService = (DeploymentService) deploymentServiceLocateResult;
                componentsToGroupsTopics = deploymentService.getConfig().lookupTopics(COMPONENTS_TO_GROUPS_TOPICS);
            }
        } catch (ServiceLoadException e) {
            logger.atError().cause(e).log("Unable to locate {} service while uploading FSS data", DeploymentService.DEPLOYMENT_SERVICE_TOPICS);
        }
        Topics finalComponentsToGroupsTopics = componentsToGroupsTopics;
        DeploymentService finalDeploymentService = deploymentService;
        filteredServices.forEach(service -> {
            if (isSystemLevelService(service)) {
                return;
            }
            List<String> componentGroups = new ArrayList<>();
            if (finalComponentsToGroupsTopics != null) {
                Topics groupsTopics = finalComponentsToGroupsTopics.findTopics(service.getName());
                if (groupsTopics != null) {
                    groupsTopics.children.values().stream().map(n -> (Topic) n).map(Topic::getName).forEach(groupName -> {
                        componentGroups.add(groupName);
                        // Get all the group names from the user components.
                        allGroups.add(groupName);
                    });
                }
            }
            Topic versionTopic = service.getServiceConfig().findLeafChild(KernelConfigResolver.VERSION_CONFIG_KEY);
            ComponentStatusDetails componentStatusDetails = ComponentStatusDetails.builder().componentName(service.getName()).state(service.getState()).version(Coerce.toString(versionTopic)).fleetConfigArns(componentGroups).isRoot(finalDeploymentService.isComponentRoot(service.getName())).build();
            components.add(componentStatusDetails);
        });
        filteredServices.forEach(service -> {
            if (!isSystemLevelService(service)) {
                return;
            }
            Topic versionTopic = service.getServiceConfig().findLeafChild(KernelConfigResolver.VERSION_CONFIG_KEY);
            ComponentStatusDetails componentStatusDetails = ComponentStatusDetails.builder().componentName(service.getName()).state(service.getState()).version(Coerce.toString(versionTopic)).fleetConfigArns(new ArrayList<>(allGroups)).isRoot(// Set false for all system level services.
            false).build();
            components.add(componentStatusDetails);
        });
        greengrassServiceSet.clear();
        Topic sequenceNumberTopic = getSequenceNumberTopic();
        sequenceNumber = Coerce.toLong(sequenceNumberTopic);
        sequenceNumberTopic.withValue(sequenceNumber + 1);
    }
    FleetStatusDetails fleetStatusDetails = FleetStatusDetails.builder().overallStatus(overAllStatus).architecture(this.architecture).platform(this.platform).thing(thingName).ggcVersion(deviceConfiguration.getNucleusVersion()).sequenceNumber(sequenceNumber).deploymentInformation(deploymentInformation).build();
    publisher.publish(fleetStatusDetails, components);
    logger.atInfo().event("fss-status-update-published").log("Status update published to FSS");
}