Example usage for com.amazonaws.services.autoscaling.model DescribeAutoScalingInstancesResult getAutoScalingInstances

Introduction

In this page you can find the example usage for com.amazonaws.services.autoscaling.model DescribeAutoScalingInstancesResult getAutoScalingInstances.

Prototype

public java.util.List<AutoScalingInstanceDetails> getAutoScalingInstances() 

Source Link

Document

The instances.

Usage

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

License:Apache License

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

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

    AmazonAutoScalingClient asgClient = asgClient();
    DescribeAutoScalingInstancesRequest request = new DescribeAutoScalingInstancesRequest();
    if (instanceIds != null) {
        request.setInstanceIds(Arrays.asList(instanceIds));
    }
    DescribeAutoScalingInstancesResult result = asgClient.describeAutoScalingInstances(request);

    instances.addAll(result.getAutoScalingInstances());
    while (result.getNextToken() != null) {
        request = request.withNextToken(result.getNextToken());
        result = asgClient.describeAutoScalingInstances(request);
        instances.addAll(result.getAutoScalingInstances());
    }

    LOGGER.info(String.format("Got %d auto-scaling instances.", instances.size()));
    return instances;
}

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From source file:com.pinterest.arcee.autoscaling.AwsAutoScalingManager.java

License:Apache License

@Override
public boolean isInstanceProtected(String instance) throws Exception {
    DescribeAutoScalingInstancesRequest request = new DescribeAutoScalingInstancesRequest();
    request.setInstanceIds(Collections.singletonList(instance));
    DescribeAutoScalingInstancesResult result = aasClient.describeAutoScalingInstances(request);
    if (result.getAutoScalingInstances().isEmpty()) {
        LOG.error(String.format("Failed to find any instances details for  %s", instance));
        return false;
    }/*from  w  w  w .  j a v a  2  s .c o  m*/
    AutoScalingInstanceDetails details = result.getAutoScalingInstances().get(0);
    return details.getProtectedFromScaleIn();
}

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From source file:com.pinterest.arcee.autoscaling.AwsAutoScalingManager.java

License:Apache License

@Override
public Collection<String> getAutoScalingInstances(String groupName, Collection<String> hostIds)
        throws Exception {
    Collection<String> asgHostIds = new ArrayList<>();
    DescribeAutoScalingInstancesRequest asgInstancesRequest = new DescribeAutoScalingInstancesRequest();
    asgInstancesRequest.setInstanceIds(hostIds);
    DescribeAutoScalingInstancesResult asgInstancesResult = aasClient
            .describeAutoScalingInstances(asgInstancesRequest);
    List<AutoScalingInstanceDetails> instanceDetails = asgInstancesResult.getAutoScalingInstances();
    for (AutoScalingInstanceDetails instanceDetail : instanceDetails) {
        if (instanceDetail.getAutoScalingGroupName().equals(groupName)) {
            asgHostIds.add(instanceDetail.getInstanceId());
        }/*w  w  w .j a  v a  2 s .c  om*/
    }
    return asgHostIds;
}

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From source file:com.pinterest.clusterservice.cm.AwsVmManager.java

License:Apache License

@Override
public Collection<String> getHosts(String clusterName, Collection<String> hostIds) throws Exception {
    Collection<String> asgHostIds = new ArrayList<>();
    if (hostIds == null || hostIds.isEmpty()) {
        AutoScalingGroup group = getAutoScalingGroup(clusterName);
        List<Instance> asgInstances = group.getInstances();
        for (Instance asgInstance : asgInstances) {
            asgHostIds.add(asgInstance.getInstanceId());
        }//  w w  w .ja  v a  2s  .  c o m
    } else {
        DescribeAutoScalingInstancesRequest asgInstancesRequest = new DescribeAutoScalingInstancesRequest();
        asgInstancesRequest.setInstanceIds(hostIds);
        DescribeAutoScalingInstancesResult asgInstancesResult = aasClient
                .describeAutoScalingInstances(asgInstancesRequest);
        List<AutoScalingInstanceDetails> instanceDetails = asgInstancesResult.getAutoScalingInstances();
        for (AutoScalingInstanceDetails instanceDetail : instanceDetails) {
            if (instanceDetail.getAutoScalingGroupName().equals(clusterName)) {
                asgHostIds.add(instanceDetail.getInstanceId());
            }
        }
    }
    return asgHostIds;
}

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From source file:dsmwatcher.DSMWatcher.java

License:Open Source License

public void handleAutoScaledInstance(Instance instance) throws Exception {
    AmazonAutoScalingClient as = new AmazonAutoScalingClient().withRegion(region);
    DescribeAutoScalingInstancesResult describeResult = as.describeAutoScalingInstances(
            new DescribeAutoScalingInstancesRequest().withInstanceIds(instance.getInstanceId()));
    if (describeResult.getAutoScalingInstances().size() == 0) {
        return;/*  ww w.  j av a2  s.c o  m*/
    }
    AutoScalingInstanceDetails instanceDetails = describeResult.getAutoScalingInstances().get(0);
    DetachInstancesRequest detachRequest = new DetachInstancesRequest()
            .withInstanceIds(instanceDetails.getInstanceId())
            .withAutoScalingGroupName(instanceDetails.getAutoScalingGroupName())
            .withShouldDecrementDesiredCapacity(false);
    as.detachInstances(detachRequest);
}

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