Example usage for com.amazonaws.services.ec2.model DescribePlacementGroupsResult getPlacementGroups

Introduction

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

Prototype

public java.util.List<PlacementGroup> getPlacementGroups() 

Source Link

Document

Information about the placement groups.

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
 *//*  w  w  w.  ja v  a  2s.c om*/
@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:com.norbl.cbp.ppe.Ec2Wrangler.java

License:Open Source License

private void createClusterGroupIfNecessary(String name) {

    DescribePlacementGroupsResult r = ec2Client.describePlacementGroups();

    for (PlacementGroup pg : r.getPlacementGroups()) {
        if (pg.getGroupName().equals(name)) {
            //                /* D */ System.out.println("Ec2W: found extant placement " +
            //                            " group=" + name);
            return;
        }//w w w .  j a  v  a2s. c  o m
    }
    // We need to create it.
    CreatePlacementGroupRequest req = new CreatePlacementGroupRequest();
    req.setGroupName(name);
    req.setStrategy("cluster");

    ec2Client.createPlacementGroup(req);
    //        /* D */ System.out.println("Ec2W: create placement group name=" +
    //                        name);
}

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From source file:com.norbl.cbp.ppe.Ec2Wrangler.java

License:Open Source License

private boolean placementGroupExists(String name) {

    DescribePlacementGroupsResult r = ec2Client.describePlacementGroups();

    for (PlacementGroup g : r.getPlacementGroups()) {
        if (g.getGroupName().equals(g))
            return (true);
    }//from w w  w  .  ja  v a2s  . c  o  m
    return (false);
}

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