Example usage for com.amazonaws.services.ec2 AmazonEC2 disassociateAddress

Introduction

In this page you can find the example usage for com.amazonaws.services.ec2 AmazonEC2 disassociateAddress.

Prototype

DisassociateAddressResult disassociateAddress(DisassociateAddressRequest disassociateAddressRequest);

Source Link

Document

Disassociates an Elastic IP address from the instance or network interface it's associated with.

Usage

From source file:com.netflix.eureka.aws.EIPManager.java

License:Apache License

/**
 * Unbind the EIP that this instance is associated with.
 */// www. j a  v a 2s.c  o m
public void unbindEIP() throws Exception {
    InstanceInfo myInfo = applicationInfoManager.getInfo();
    String myPublicIP = null;
    if (myInfo != null && myInfo.getDataCenterInfo().getName() == Name.Amazon) {
        myPublicIP = ((AmazonInfo) myInfo.getDataCenterInfo()).get(MetaDataKey.publicIpv4);
        if (myPublicIP == null) {
            logger.info("Instance is not associated with an EIP. Will not try to unbind");
            return;
        }

        try {
            AmazonEC2 ec2Service = getEC2Service();
            DescribeAddressesRequest describeAddressRequest = new DescribeAddressesRequest()
                    .withPublicIps(myPublicIP);
            DescribeAddressesResult result = ec2Service.describeAddresses(describeAddressRequest);
            if ((result.getAddresses() != null) && (!result.getAddresses().isEmpty())) {
                Address eipAddress = result.getAddresses().get(0);
                DisassociateAddressRequest dissociateRequest = new DisassociateAddressRequest();
                String domain = eipAddress.getDomain();
                if ("vpc".equals(domain)) {
                    dissociateRequest.setAssociationId(eipAddress.getAssociationId());
                } else {
                    dissociateRequest.setPublicIp(eipAddress.getPublicIp());
                }

                ec2Service.disassociateAddress(dissociateRequest);
                logger.info("Dissociated the EIP {} from this instance", myPublicIP);
            }
        } catch (Throwable e) {
            throw new RuntimeException("Cannot dissociate address from this instance", e);
        }
    }

}

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From source file:com.netflix.eureka.util.EIPManager.java

License:Apache License

/**
 * Unbind the EIP that this instance is associated with.
 *//*  ww  w  .j  a v  a  2 s.  c o m*/
public void unbindEIP() {
    InstanceInfo myInfo = ApplicationInfoManager.getInstance().getInfo();
    String myPublicIP = null;
    if (myInfo != null && myInfo.getDataCenterInfo().getName() == Name.Amazon) {
        myPublicIP = ((AmazonInfo) myInfo.getDataCenterInfo()).get(MetaDataKey.publicIpv4);
        try {
            AmazonEC2 ec2Service = getEC2Service();
            DescribeAddressesRequest describeAddressRequest = new DescribeAddressesRequest()
                    .withPublicIps(myPublicIP);
            DescribeAddressesResult result = ec2Service.describeAddresses(describeAddressRequest);
            if ((result.getAddresses() != null) && (!result.getAddresses().isEmpty())) {
                Address eipAddress = result.getAddresses().get(0);
                DisassociateAddressRequest dissociateRequest = new DisassociateAddressRequest();
                String domain = eipAddress.getDomain();
                if ("vpc".equals(domain)) {
                    dissociateRequest.setAssociationId(eipAddress.getAssociationId());
                } else {
                    dissociateRequest.setPublicIp(eipAddress.getPublicIp());
                }

                ec2Service.disassociateAddress(dissociateRequest);
                logger.info("Dissociated the EIP {} from this instance", myPublicIP);
            }
        } catch (Throwable e) {
            throw new RuntimeException("Cannot dissociate address" + myPublicIP + "from this instance", e);
        }
    }

}

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

License:Apache License

/**
 * removes the association of the elasticIp from the instance. This is done automatically by
 * amazon when an instance is terminated, there is a few seconds delay.
 *
 * @param associationId//w w  w . java2 s  .  co  m
 * @param ec2Client
 */
public void disassociateElasticIp(String associationId, AmazonEC2 ec2Client) {
    DisassociateAddressRequest request = new DisassociateAddressRequest().withAssociationId(associationId);
    ec2Client.disassociateAddress(request);
}

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From source file:fr.xebia.workshop.continuousdelivery.CreateNexusInstance.java

License:Apache License

@Override
public void execute(AmazonEC2 ec2, WorkshopInfrastructure workshopInfrastructure) throws Exception {
    logger.info("STARTING CREATE NEXUS SERVER");

    // TERMINATE EXISTING NEXUS SERVERS IF EXIST
    AmazonAwsUtils.terminateInstancesByRole(TeamInfrastructure.ROLE_NEXUS, ec2);

    // CREATE NEXUS INSTANCE
    String cloudConfigFilePath = "fr/xebia/workshop/continuousdelivery/cloud-config-amzn-linux-nexus.txt";
    String userData = CloudInitUserDataBuilder.start().addCloudConfigFromFilePath(cloudConfigFilePath)
            .buildBase64UserData();/*  w  ww  .j  av a 2s  .  c  o m*/

    RunInstancesRequest runInstancesRequest = new RunInstancesRequest() //
            .withInstanceType(InstanceType.T1Micro.toString()) //
            .withImageId(AmazonAwsUtils.AMI_AMZN_LINUX_EU_WEST) //
            .withMinCount(1) //
            .withMaxCount(1) //
            .withSecurityGroupIds("accept-all") //
            .withKeyName(KEY_PAIR_NAME) //
            .withUserData(userData);

    // START NEXUS INSTANCE
    List<Instance> nexusInstances = AmazonAwsUtils.reliableEc2RunInstances(runInstancesRequest, ec2);
    Instance nexusInstance = Iterables.getOnlyElement(nexusInstances);

    // TAG NEXUS INSTANCES
    CreateTagsRequest createTagsRequest = new CreateTagsRequest();
    createTagsRequest.withResources(nexusInstance.getInstanceId()) //
            .withTags(//
                    new Tag("Name", "nexus"), //
                    new Tag("Workshop", "continuous-delivery-workshop"), //
                    new Tag("Role", TeamInfrastructure.ROLE_NEXUS));
    ec2.createTags(createTagsRequest);

    // first waits for Nexus availability, otherwise the following elastic IP assignment will break its installation
    waitForNexusAvailability(nexusInstance);

    final String publicIp = workshopInfrastructure.getNexusPublicIp();

    // ASSOCIATE NEXUS INSTANCE WITH PUBLIC IP
    Address address = Iterables.getOnlyElement(
            ec2.describeAddresses(new DescribeAddressesRequest().withPublicIps(publicIp)).getAddresses());
    String currentlyAssociatedId = address.getInstanceId();
    if (currentlyAssociatedId == null) {
        logger.debug("Public IP {} is not currently associated with an instance", publicIp);
    } else {
        logger.info("Public IP {} is currently associated instance '{}'. Disassociate it first.", publicIp,
                currentlyAssociatedId);
        ec2.disassociateAddress(new DisassociateAddressRequest(publicIp));
    }

    ec2.associateAddress(new AssociateAddressRequest(nexusInstance.getInstanceId(), publicIp));

    try {
        AmazonAwsUtils.awaitForHttpAvailability(workshopInfrastructure.getNexusUrlWithIp());
        AmazonAwsUtils.awaitForHttpAvailability(workshopInfrastructure.getNexusUrlWithDomainName());
    } catch (Exception e) {
        logger.warn("Silently skipped " + e, e);
    }

    logger.info("1 NEXUS SERVER {} SUCCESSFULLY CREATED AND ASSOCIATED WITH {}: {}",
            new Object[] { nexusInstance.getInstanceId(), publicIp, nexusInstance });
}

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