Examples with AuthenticatedContextView com.sequenceiq.cloudbreak.cloud.aws.common.view.AuthenticatedContextView used on opensource projects

Example 11 with AuthenticatedContextView

use of com.sequenceiq.cloudbreak.cloud.aws.common.view.AuthenticatedContextView in project cloudbreak by hortonworks.

the class AwsDownscaleService method downscale.

public List<CloudResourceStatus> downscale(AuthenticatedContext auth, CloudStack stack, List<CloudResource> resources, List<CloudInstance> vmsToDownscale) {
    if (!vmsToDownscale.isEmpty()) {
        List<String> instanceIdsToDownscale = new ArrayList<>();
        for (CloudInstance vm : vmsToDownscale) {
            instanceIdsToDownscale.add(vm.getInstanceId());
        }
        AwsCredentialView credentialView = new AwsCredentialView(auth.getCloudCredential());
        AuthenticatedContextView authenticatedContextView = new AuthenticatedContextView(auth);
        String regionName = authenticatedContextView.getRegion();
        LOGGER.debug("Calling deleteCloudWatchAlarmsForSystemFailures from AwsDownscaleService");
        awsCloudWatchService.deleteCloudWatchAlarmsForSystemFailures(stack, regionName, credentialView, instanceIdsToDownscale);
        List<CloudResource> resourcesToDownscale = resources.stream().filter(resource -> instanceIdsToDownscale.contains(resource.getInstanceId())).collect(Collectors.toList());
        awsComputeResourceService.deleteComputeResources(auth, stack, resourcesToDownscale);
        AmazonAutoScalingClient amazonASClient = awsClient.createAutoScalingClient(credentialView, auth.getCloudContext().getLocation().getRegion().value());
        AmazonEc2Client amazonEC2Client = awsClient.createEc2Client(credentialView, auth.getCloudContext().getLocation().getRegion().value());
        Map<String, List<CloudInstance>> downscaledGroupsWithCloudInstances = vmsToDownscale.stream().collect(Collectors.groupingBy(cloudInstance -> cloudInstance.getTemplate().getGroupName()));
        Long stackId = auth.getCloudContext().getId();
        List<String> terminatedInstances = terminateInstances(auth, amazonASClient, amazonEC2Client, downscaledGroupsWithCloudInstances, stackId);
        if (!terminatedInstances.isEmpty()) {
            waitForTerminateInstances(stackId, terminatedInstances, amazonEC2Client);
        }
        updateAutoscalingGroups(auth, amazonASClient, downscaledGroupsWithCloudInstances);
        List<String> targetGroupArns = getTargetGroupArns(stack.getLoadBalancers(), auth);
        loadBalancerService.removeLoadBalancerTargets(auth, targetGroupArns, resourcesToDownscale);
    }
    return awsResourceConnector.check(auth, resources);
}