Example usage for com.amazonaws.services.ec2.model DescribeSecurityGroupsRequest setGroupNames

Introduction

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

Prototype

public void setGroupNames(java.util.Collection<String> groupNames) 

Source Link

Document

[EC2-Classic and default VPC only] The names of the security groups.

Usage

From source file:org.apache.stratos.aws.extension.AWSHelper.java

License:Apache License

/**
 * Checks if the security group is already present in the given region. If
 * yes, then returns its group id. If not, present the returns null.
 *
 * @param groupName to be checked for presence.
 * @param region/* ww  w. j  a  v  a  2  s . c om*/
 * @return id of the security group
 */
public String getSecurityGroupId(String groupName, String region) {
    if (groupName == null || groupName.isEmpty()) {
        return null;
    }

    DescribeSecurityGroupsRequest describeSecurityGroupsRequest = new DescribeSecurityGroupsRequest();
    if (AWSExtensionContext.getInstance().isOperatingInVPC()) {
        if (getVpcIds().size() > 0) {
            // vpc id filter
            Set<Filter> filters = getFilters(getVpcIds().iterator().next(), lbSecurityGroupName);
            describeSecurityGroupsRequest.setFilters(filters);
        } else {
            List<String> groupNames = new ArrayList<String>();
            groupNames.add(groupName);
            describeSecurityGroupsRequest.setGroupNames(groupNames);
        }
    }

    try {
        ec2Client.setEndpoint(String.format(Constants.EC2_ENDPOINT_URL_FORMAT, region));

        DescribeSecurityGroupsResult describeSecurityGroupsResult = ec2Client
                .describeSecurityGroups(describeSecurityGroupsRequest);

        List<SecurityGroup> securityGroups = describeSecurityGroupsResult.getSecurityGroups();

        if (securityGroups != null && securityGroups.size() > 0) {
            return securityGroups.get(0).getGroupId();
        } else {
            log.warn("Could not find security group id for group " + groupName);
        }
    } catch (AmazonClientException e) {
        log.debug("Could not describe security groups.", e);
    }

    return null;
}

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From source file:org.apache.stratos.aws.extension.AWSHelper.java

License:Apache License

/**
 * Returns the security group id for the given region if it is already
 * present. If it is not already present then creates a new security group
 * in that region./*from ww w  . j  av a  2 s  . co  m*/
 *
 * @param region
 * @param vpcId
 * @return Id of the security group
 * @throws LoadBalancerExtensionException
 */
public String getSecurityGroupIdForRegion(String region, String vpcId) throws LoadBalancerExtensionException {
    //        if (region == null)
    //            return null;
    //
    //        if (this.regionToSecurityGroupIdMap.contains(region)) {
    //            return this.regionToSecurityGroupIdMap.get(region);
    //        } else {
    //            // Get the the security group id if it is already present.
    //            String securityGroupId = getSecurityGroupId(
    //                    this.lbSecurityGroupName, region);
    //
    //            if (securityGroupId == null) {
    //                securityGroupId = createSecurityGroup(this.lbSecurityGroupName,
    //                        this.lbSecurityGroupDescription, region, vpcId);
    //            }
    //
    //            this.regionToSecurityGroupIdMap.put(region, securityGroupId);
    //
    //            return securityGroupId;
    //        }

    // if lb security group id is defined, use that, do not create a new security group
    if (lbSecurityGroupId != null && !lbSecurityGroupId.isEmpty()) {
        return lbSecurityGroupId;
    }

    // check if the security group is already exists
    DescribeSecurityGroupsRequest describeSecurityGroupsReq = new DescribeSecurityGroupsRequest();
    // set filter for vpc id
    if (vpcId != null) {
        Set<Filter> filters = getFilters(vpcId, lbSecurityGroupName);
        describeSecurityGroupsReq.setFilters(filters);
    } else {
        // no vpc id defined, assume default vpc
        List<String> groupNames = new ArrayList<String>();
        groupNames.add(lbSecurityGroupName);
        describeSecurityGroupsReq.setGroupNames(groupNames);
    }

    DescribeSecurityGroupsResult describeSecurityGroupsRes = null;
    try {
        ec2Client.setEndpoint(String.format(Constants.EC2_ENDPOINT_URL_FORMAT, region));

        describeSecurityGroupsRes = ec2Client.describeSecurityGroups(describeSecurityGroupsReq);
        if (describeSecurityGroupsRes != null && describeSecurityGroupsRes.getSecurityGroups() != null) {
            // already exists, return the id
            if (describeSecurityGroupsRes.getSecurityGroups().size() > 0) {
                return describeSecurityGroupsRes.getSecurityGroups().get(0).getGroupId();
            }
        }

    } catch (AmazonClientException e) {
        throw new LoadBalancerExtensionException(e.getMessage(), e);
    }
    return createSecurityGroup(this.lbSecurityGroupName, this.lbSecurityGroupDescription, region, vpcId);
}

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