Example usage for com.amazonaws.services.ecs AmazonECS describeContainerInstances

Introduction

In this page you can find the example usage for com.amazonaws.services.ecs AmazonECS describeContainerInstances.

Prototype

DescribeContainerInstancesResult describeContainerInstances(
        DescribeContainerInstancesRequest describeContainerInstancesRequest);

Source Link

Document

Describes Amazon Elastic Container Service container instances.

Usage

From source file:com.netflix.spinnaker.clouddriver.ecs.provider.agent.ContainerInstanceCachingAgent.java

License:Apache License

@Override
protected List<ContainerInstance> getItems(AmazonECS ecs, ProviderCache providerCache) {
    List<ContainerInstance> containerInstanceList = new LinkedList<>();
    Set<String> clusters = getClusters(ecs, providerCache);

    for (String cluster : clusters) {
        String nextToken = null;//from   w w  w .j a v  a  2s .  com
        do {
            ListContainerInstancesRequest listContainerInstancesRequest = new ListContainerInstancesRequest()
                    .withCluster(cluster);
            if (nextToken != null) {
                listContainerInstancesRequest.setNextToken(nextToken);
            }

            ListContainerInstancesResult listContainerInstancesResult = ecs
                    .listContainerInstances(listContainerInstancesRequest);
            List<String> containerInstanceArns = listContainerInstancesResult.getContainerInstanceArns();
            if (containerInstanceArns.size() == 0) {
                continue;
            }

            List<ContainerInstance> containerInstances = ecs
                    .describeContainerInstances(new DescribeContainerInstancesRequest().withCluster(cluster)
                            .withContainerInstances(containerInstanceArns))
                    .getContainerInstances();
            containerInstanceList.addAll(containerInstances);

            nextToken = listContainerInstancesResult.getNextToken();
        } while (nextToken != null && nextToken.length() != 0);
    }
    return containerInstanceList;
}

From source file:com.remediatetheflag.global.utils.AWSHelper.java

License:Apache License

public RTFInstanceReservation pollReservation(RTFInstanceReservation reservation) {

    if (null == reservation.getEcs()) {
        reservation.setError(true);//from w w  w. java  2  s  .c  om
        reservation.setFulfilled(false);
        reservation.setWaitSeconds(0);
        return reservation;
    }
    AmazonECS client = AmazonECSClientBuilder.standard().withRegion(reservation.getEcs().getRegion())
            .withCredentials(new DefaultAWSCredentialsProviderChain()).build();

    DescribeTasksRequest request = new DescribeTasksRequest().withCluster(RTFConfig.getExercisesCluster())
            .withTasks(reservation.getEcs().getTaskArn());
    try {
        DescribeTasksResult response = client.describeTasks(request);

        if (response.getTasks().isEmpty()) {
            reservation.setError(true);
            reservation.setFulfilled(true);
            reservation.setWaitSeconds(0);
            return reservation;
        }

        Integer rdpPort = -1;
        Integer httpPort = -1;

        Task task = response.getTasks().get(0);

        if (task.getLastStatus().equalsIgnoreCase(Constants.AWS_ECS_STATUS_STOPPED)) {
            reservation.setError(true);
            reservation.setFulfilled(true);
            reservation.setWaitSeconds(0);
            return reservation;
        }

        List<NetworkBinding> nb = task.getContainers().get(0).getNetworkBindings();
        if (nb.size() > 2) {
            logger.warn("More than two port bindings, only RDP 3389 and HTTP 8080 will be mapped");
        }
        for (NetworkBinding b : nb) {
            if (b.getContainerPort().equals(3389)) {
                rdpPort = b.getHostPort();
            } else if (b.getContainerPort().equals(8080)) {
                httpPort = b.getHostPort();
            }
        }
        if (rdpPort == -1 || httpPort == -1) {
            reservation.setFulfilled(false);
            reservation.setError(false);
            reservation.setWaitSeconds(10);
            return reservation;
        }
        reservation.getEcs().setHttpPort(httpPort);
        reservation.getEcs().setRdpPort(rdpPort);

        String containerInstanceId = task.getContainerInstanceArn();
        DescribeContainerInstancesRequest containerRequest = new DescribeContainerInstancesRequest()
                .withCluster(RTFConfig.getExercisesCluster()).withContainerInstances(containerInstanceId);
        DescribeContainerInstancesResult containerResponse = client
                .describeContainerInstances(containerRequest);

        if (containerResponse.getContainerInstances().isEmpty()) {
            reservation.setFulfilled(false);
            reservation.setError(true);
            reservation.setWaitSeconds(0);
            return reservation;
        }
        String ec2InstanceId = containerResponse.getContainerInstances().get(0).getEc2InstanceId();

        AmazonEC2 ec2 = AmazonEC2ClientBuilder.standard().withRegion(reservation.getEcs().getRegion())
                .withCredentials(new DefaultAWSCredentialsProviderChain()).build();
        DescribeInstancesRequest instanceRequest = new DescribeInstancesRequest()
                .withInstanceIds(ec2InstanceId);
        DescribeInstancesResult instanceInstances = ec2.describeInstances(instanceRequest);

        if (instanceInstances.getReservations().isEmpty()
                || instanceInstances.getReservations().get(0).getInstances().isEmpty()) {
            reservation.setFulfilled(false);
            reservation.setError(true);
            reservation.setWaitSeconds(0);
            return reservation;
        }

        String ipAddress = instanceInstances.getReservations().get(0).getInstances().get(0)
                .getPrivateIpAddress();
        reservation.getEcs().setIpAddress(ipAddress);
        reservation.setFulfilled(true);
        reservation.setError(false);
        reservation.setWaitSeconds(0);
        return reservation;

    } catch (Exception e) {
        logger.error("Error pollReservation " + e.getMessage());
        reservation.setError(true);
        reservation.setFulfilled(false);
        reservation.setWaitSeconds(0);
        return reservation;
    }
}

From source file:com.steelbridgelabs.oss.neo4j.cluster.ecs.AutoscalingGroupMembers.java

License:Apache License

private static List<String> ec2Instances(String cluster) {
    // aws ecs client
    AmazonECS client = AmazonECSClientBuilder.defaultClient();
    // create request
    DescribeContainerInstancesRequest request = new DescribeContainerInstancesRequest();
    // cluster name
    request.withCluster(cluster);//w w  w.ja  v  a2s.  c om
    // container instances to describe
    request.withContainerInstances(containerInstanceArns(client, cluster));
    // describe instances
    DescribeContainerInstancesResult result = client.describeContainerInstances(request);
    // return ec2 instance ids
    return result.getContainerInstances().stream().map(ContainerInstance::getEc2InstanceId)
            .collect(Collectors.toList());
}