Example usage for com.amazonaws.services.ec2.model DescribeInstancesRequest withInstanceIds

List of usage examples for com.amazonaws.services.ec2.model DescribeInstancesRequest withInstanceIds

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Introduction

In this page you can find the example usage for com.amazonaws.services.ec2.model DescribeInstancesRequest withInstanceIds.

Prototype


public DescribeInstancesRequest withInstanceIds(java.util.Collection<String> instanceIds)

Source Link

Document

The instance IDs.

Usage

From source file:ca.roussil.ec2instancestarter.SimpleEc2Service.java

License:Open Source License

private Instance getSingleEc2InstanceById(String ec2InstanceId) {
    DescribeInstancesRequest describeRequest = new DescribeInstancesRequest();
    describeRequest.withInstanceIds(ec2InstanceId);
    DescribeInstancesResult result = config.getAmazonEC2Client().describeInstances(describeRequest);

    List<Reservation> reservations = result.getReservations();
    List<Instance> instances = reservations.get(0).getInstances();
    if (instances.size() == 0)
        throw new RuntimeException(
                "There is a problem, could not find an ec2 instance for id=" + ec2InstanceId);
    return instances.get(0);
}

From source file:com.appdynamics.connectors.AWSConnector.java

License:Apache License

private Instance getEc2Instance(IMachine machine, AmazonEC2 connector) throws ConnectorException {
    DescribeInstancesResult describeInstancesResult = null;
    try {//  w w  w .j a va2 s.c om
        DescribeInstancesRequest describeInstancesRequest = new DescribeInstancesRequest();
        describeInstancesResult = connector
                .describeInstances(describeInstancesRequest.withInstanceIds(machine.getName()));
        List<Reservation> reservations = describeInstancesResult.getReservations();
        if (reservations.size() == 0) {
            // machine not found MUST have been terminated
            return null;
        }

        // always it will be in the first reservation as the query is on
        // only one machine
        List<Instance> instances = reservations.get(0).getInstances();
        for (Instance instance : instances) {
            if (instance.getInstanceId().equals(machine.getName())) {
                // found the machine
                return instance;
            }
        }
    } catch (Exception e) {
        throw new ConnectorException(e);
    }

    return null;
}

From source file:com.bodybuilding.turbine.discovery.AsgTagInstanceDiscovery.java

License:Apache License

/**
 * Convert from AWS ASG Instances to Turbine Instances
 *
 * @param asg/*from ww  w. j av a2 s. c om*/
 * @return list of Turbine Instances (not AWS Instances)
 */
private List<Instance> getTurbineInstances(AutoScalingGroup asg) {
    String clusterName = asg.getTags().stream().filter(t -> t.getKey().equals(CLUSTER_TAG_KEY.get())).findAny()
            .get().getValue();

    List<com.amazonaws.services.autoscaling.model.Instance> awsInstances = asg.getInstances();

    Collection<String> instanceIds = awsInstances.stream()
            .map(com.amazonaws.services.autoscaling.model.Instance::getInstanceId).collect(Collectors.toSet());

    DescribeInstancesRequest request = new DescribeInstancesRequest();
    request.withInstanceIds(instanceIds);

    DescribeInstancesResult describeInstancesResult = ec2Client.describeInstances(request);
    List<Reservation> reservations = describeInstancesResult.getReservations();
    List<Instance> turbineInstances = new ArrayList<>();

    // add all instances from each of the reservations - after converting to Turbine instance
    reservations.stream().flatMap(r -> r.getInstances().stream())
            .filter(i -> !Strings.isNullOrEmpty(i.getPublicDnsName()))
            .map(i -> createTurbineInstance(clusterName, i)).forEach(turbineInstances::add);

    return turbineInstances;
}

From source file:com.netflix.simianarmy.client.aws.AWSClient.java

License:Apache License

/**
 * Describe a set of specific instances.
 *
 * @param instanceIds the instance ids//w  w w .jav  a 2s  .  c om
 * @return the instances
 */
public List<Instance> describeInstances(String... instanceIds) {
    if (instanceIds == null || instanceIds.length == 0) {
        LOGGER.info(String.format("Getting all EC2 instances in region %s.", region));
    } else {
        LOGGER.info(
                String.format("Getting EC2 instances for %d ids in region %s.", instanceIds.length, region));
    }

    List<Instance> instances = new LinkedList<Instance>();

    AmazonEC2 ec2Client = ec2Client();
    DescribeInstancesRequest request = new DescribeInstancesRequest();
    if (instanceIds != null) {
        request.withInstanceIds(Arrays.asList(instanceIds));
    }
    DescribeInstancesResult result = ec2Client.describeInstances(request);
    for (Reservation reservation : result.getReservations()) {
        instances.addAll(reservation.getInstances());
    }

    LOGGER.info(String.format("Got %d EC2 instances in region %s.", instances.size(), region));
    return instances;
}

From source file:com.netflix.turbine.discovery.AwsUtil.java

License:Apache License

/**
 * Convert from AWS ASG Instances to Turbine Instances
 * // w  ww  . j  av a2 s. co m
 * @param asgName
 * @return list of Turbine Instances (not AWS Instances)
 */
public List<Instance> getTurbineInstances(String asgName) {
    List<com.amazonaws.services.autoscaling.model.Instance> awsInstances = getAutoScalingGroup(asgName)
            .getInstances();

    Collection<String> instanceIds = Collections2.transform(awsInstances,
            new Function<com.amazonaws.services.autoscaling.model.Instance, String>() {
                @Override
                public String apply(com.amazonaws.services.autoscaling.model.Instance asgInstance) {
                    return asgInstance.getInstanceId();
                }
            });

    DescribeInstancesRequest describeInstancesRequest = new DescribeInstancesRequest();
    describeInstancesRequest.withInstanceIds(instanceIds);

    DescribeInstancesResult describeInstancesResult = ec2Client.describeInstances(describeInstancesRequest);
    List<Reservation> reservations = describeInstancesResult.getReservations();
    List<Instance> turbineInstances = new ArrayList<Instance>();

    // add all instances from each of the reservations - after converting to Turbine instance
    for (Reservation reservation : reservations) {
        List<com.amazonaws.services.ec2.model.Instance> ec2Instances = reservation.getInstances();
        for (com.amazonaws.services.ec2.model.Instance ec2Instance : ec2Instances) {
            String hostname = ec2Instance.getPublicDnsName();

            String statusName = ec2Instance.getState().getName();
            boolean status = statusName.equals("running"); // see com.amazonaws.services.ec2.model.InstanceState for values

            Instance turbineInstance = new Instance(hostname, asgName, status);
            turbineInstance.getAttributes().put("asg", asgName);

            turbineInstances.add(turbineInstance);
        }
    }

    return turbineInstances;
}

From source file:com.rmn.qa.aws.AwsTagReporter.java

License:Open Source License

@Override
public void run() {
    log.info("AwsTagReporter thread initialized");
    DescribeInstancesRequest request = new DescribeInstancesRequest();
    Collection<String> instanceIds = new ArrayList<>();
    for (Instance instance : instances) {
        instanceIds.add(instance.getInstanceId());
    }/*  ww w . ja v  a2 s .c o m*/
    request.withInstanceIds(instanceIds);
    long startTime = System.currentTimeMillis();
    boolean instancesFound = false;
    do {
        // Wait up to 10 seconds for the instances to exist with AWS
        if (System.currentTimeMillis() > startTime + AwsTagReporter.TIMEOUT_IN_SECONDS) {
            throw new RuntimeException("Error waiting for instances to exist to add tags");
        }
        try {
            DescribeInstancesResult existingInstances = ec2Client.describeInstances(request);
            if (existingInstances.getReservations().get(0).getInstances().size() == instances.size()) {
                log.info("Correct instances were found to add tags to!");
                instancesFound = true;
            }
        } catch (Throwable t) {
            log.warn("Error finding instances.  Sleeping for 500ms.");
            try {
                sleep();
            } catch (InterruptedException e) {
                log.error("Error sleeping for adding tags", e);
            }
        }
    } while (!instancesFound);
    associateTags(instances);
    log.info("AwsTagReporter thread completed successfully");
}

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

License:Apache License

public static void main(String[] args) {
    // check arguments
    if (args.length == 1) {
        // create aws ec2 client
        AmazonEC2 client = AmazonEC2ClientBuilder.defaultClient();
        // create request
        DescribeInstancesRequest request = new DescribeInstancesRequest();
        // use instance ids associated to cluster
        request.withInstanceIds(ec2Instances(args[0]));
        // next token
        String token = null;//from   w  w w.  j  a  va 2  s  .c  o m
        // instance ip addresses
        List<String> addresses = new ArrayList<>();
        do {
            // set next token
            request.setNextToken(token);
            // describe instances
            DescribeInstancesResult result = client.describeInstances(request);
            // loop reservations
            result.getReservations().forEach(reservation -> {
                // append private ip addresses
                addresses.addAll(reservation.getInstances().stream().map(Instance::getPrivateIpAddress)
                        .collect(Collectors.toList()));
            });
            // check we have more data to retrieve
            token = result.getNextToken();
        } while (token != null);
        // dump initial cluster members
        System.out.print(addresses.stream().map(entry -> entry + ":5000").collect(Collectors.joining(",")));
    } else {
        // show information
        System.err.println("Invalid ECS cluster name: java -jar neo4j-cluster-ecs-tools.jar My-Cluster-Name");
    }
}

From source file:com.urbancode.terraform.tasks.aws.helpers.AWSHelper.java

License:Apache License

/**
 *
 * @param instanceIds// w ww  .  j  a v a2 s .  c  o  m
 * @param ec2Client
 * @return
 */
public List<Instance> getInstances(List<String> instanceIds, AmazonEC2 ec2Client) {
    DescribeInstancesRequest request = new DescribeInstancesRequest();

    if (instanceIds != null && !instanceIds.isEmpty()) {
        request = request.withInstanceIds(instanceIds);
    }
    DescribeInstancesResult result = ec2Client.describeInstances(request);

    List<Instance> instances = new ArrayList<Instance>();
    List<Reservation> reses = result.getReservations();
    if (reses != null) {
        for (Reservation res : result.getReservations()) {
            if (res.getInstances() != null && !res.getInstances().isEmpty()) {
                for (Instance instance : res.getInstances()) {
                    instances.add(instance);
                }
            }
        }
    }
    return instances;
}

From source file:de.fischer.thotti.ec2.clients.EC2Updater.java

License:Apache License

private void prepareRequestsPerRegion(EC2RequestData<DescribeInstancesRequest> requestData, RegionType region) {
    DescribeInstancesRequest request = new DescribeInstancesRequest();

    for (InstanceType server : region.getInstances()) {
        request.withInstanceIds(server.getInstanceID());
    }//from   w w w.  ja v  a 2 s .  c  o  m

    requestData.getRegion(region.getName()).addRequest(request);
}

From source file:elasticity.services.AmazonService.java

License:Open Source License

/**
 * Runs a VM instance on an EC2 compatible cloud.
 * //  www .jav a  2  s  .  c  o m
 * @return The IP of the started instance.
 */
public String runInstance() throws Exception {
    logger.log(Level.INFO, "Running new instance..");
    //Prepares the run request.
    RunInstancesRequest runInstancesRequest = new RunInstancesRequest();
    runInstancesRequest.setImageId(awsImageId);
    runInstancesRequest.setKeyName(awsKeypair);
    runInstancesRequest.setSecurityGroups(Collections.singleton(awsSecurityGroup));
    runInstancesRequest.setInstanceType(awsInstanceType);
    runInstancesRequest.setMaxCount(1);
    runInstancesRequest.setMinCount(1);

    //Executes the run request.
    String instanceId = ""; //Will be changed eventually.
    boolean done = false;
    while (!done) {
        try {
            RunInstancesResult runInstancesResult = ec2.runInstances(runInstancesRequest);
            instanceId = runInstancesResult.getReservation().getInstances().get(0).getInstanceId();
            done = true;
        } catch (Exception e) {
            logger.log(Level.INFO, "Error while sending RunInstanceRequest, retrying in 1s...");
            e.printStackTrace(System.out);
            Thread.sleep(1000);
        }
    }

    logger.log(Level.INFO, "Sent RunInstanceRequest successfully..");

    //Waits for the instance to be "running".
    String instanceIp = ""; //Will be changed eventually.
    done = false;
    while (!done) {
        try {
            Thread.sleep(1000);

            DescribeInstancesRequest describeInstancesRequest = new DescribeInstancesRequest();
            describeInstancesRequest.withInstanceIds(instanceId);
            DescribeInstancesResult describeInstancesResult = ec2.describeInstances(describeInstancesRequest);

            Instance instance = describeInstancesResult.getReservations().get(0).getInstances().get(0);
            logger.log(Level.INFO, "Current instance state: " + instance.getState().getName() + "..");
            if (instance.getState().getName().equals("running")) {
                instanceIp = instance.getPrivateIpAddress();
                ip2id.put(instanceIp, instanceId);
                done = true;
            }
        } catch (Exception e) {
            logger.log(Level.INFO, "Failed to get instance description, retrying..");
        }
    }

    logger.log(Level.INFO, "Instance ran with IP: " + instanceIp + ".");
    return instanceIp;
}