Example usage for com.amazonaws.services.ec2.model DescribePlacementGroupsRequest DescribePlacementGroupsRequest

Introduction

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

Prototype

DescribePlacementGroupsRequest

Source Link

Usage

From source file:com.cloudera.director.aws.ec2.EC2InstanceTemplateConfigurationValidator.java

License:Apache License

/**
 * Validates the configured placement group.
 *
 * @param client              the EC2 client
 * @param configuration       the configuration to be validated
 * @param accumulator         the exception condition accumulator
 * @param localizationContext the localization context
 *//*  ww w  . j av a  2 s  .  c o m*/
@VisibleForTesting
void checkPlacementGroup(AmazonEC2Client client, Configured configuration,
        PluginExceptionConditionAccumulator accumulator, LocalizationContext localizationContext) {

    String placementGroup = configuration.getConfigurationValue(PLACEMENT_GROUP, localizationContext);

    if (placementGroup != null) {
        LOG.info(">> Describing placement group '{}'", placementGroup);

        try {
            DescribePlacementGroupsResult result = client.describePlacementGroups(
                    new DescribePlacementGroupsRequest().withGroupNames(placementGroup));

            checkCount(accumulator, PLACEMENT_GROUP, localizationContext, "Placement group",
                    result.getPlacementGroups());
        } catch (AmazonServiceException e) {
            if (e.getErrorCode().startsWith(INVALID_PLACEMENT_GROUP_ID)) {
                addError(accumulator, PLACEMENT_GROUP, localizationContext, null, INVALID_PLACEMENT_GROUP_MSG,
                        placementGroup);
            } else {
                throw Throwables.propagate(e);
            }
        }
    }
}

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From source file:org.excalibur.service.aws.ec2.EC2.java

License:Open Source License

public void createPlacementGroupsIfDoNotExist(org.excalibur.core.cloud.api.Placement... groups) {
    if (groups != null) {
        ListeningExecutorService executor = newListeningDynamicScalingThreadPool(
                String.format("create-groups-%s", credentials_.getRegion().getName()));

        List<Callable<Void>> tasks = newArrayList();

        for (final org.excalibur.core.cloud.api.Placement placement : groups) {
            tasks.add(new Callable<Void>() {
                @Override/*from w w w.  jav a  2 s  .  com*/
                public Void call() throws Exception {
                    if (placement != null && !isNullOrEmpty(placement.getGroupName())) {
                        try {
                            new AmazonEC2Client(awsCredentials_)
                                    .describePlacementGroups(new DescribePlacementGroupsRequest()
                                            .withGroupNames(placement.getGroupName()));
                        } catch (AmazonClientException exception) {
                            LOG.debug("The group {} is unknown! Provider message: {}", placement.getGroupName(),
                                    exception.getMessage());
                            ec2_.createPlacementGroup(
                                    new CreatePlacementGroupRequest().withGroupName(placement.getGroupName())
                                            .withStrategy(PlacementStrategy.Cluster));
                        }
                    }
                    return null;
                }
            });
        }

        invokeAllAndShutdownWhenFinish(tasks, executor);
    }
}

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