Example usage for com.amazonaws.services.ec2.model CreateNetworkInterfaceResult getNetworkInterface

Introduction

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

Prototype

public NetworkInterface getNetworkInterface() 

Source Link

Document

Information about the network interface.

Usage

From source file:dsmwatcher.DSMWatcher.java

License:Open Source License

public void isolateInstance(Instance instance, AmazonEC2Client ec2) throws Exception {
    Subnet targetIRSubnet = null;/*from   www  . jav  a 2s. c  om*/
    handleAutoScaledInstance(instance); //check for autoscaling, if autoscaled instance detach first 
                                        // to prevent heathcheck failure and termination
    DescribeSubnetsRequest subnetRequest = new DescribeSubnetsRequest().withSubnetIds(instance.getSubnetId());
    List<Subnet> sourceSubnet = ec2.describeSubnets(subnetRequest).getSubnets();
    String targetAZStr = sourceSubnet.get(0).getAvailabilityZone();
    for (String IRSubnet : IRSubnets) {
        subnetRequest = new DescribeSubnetsRequest().withSubnetIds(IRSubnet);
        if (targetAZStr
                .compareTo(ec2.describeSubnets(subnetRequest).getSubnets().get(0).getAvailabilityZone()) == 0) {
            targetIRSubnet = ec2.describeSubnets(subnetRequest).getSubnets().get(0);
        }
    }
    if (targetIRSubnet == null) {
        error("Unable to find an isolation subnet for instance " + instance.getInstanceId());
        return;
    }
    List<InstanceNetworkInterface> ienis = instance.getNetworkInterfaces();
    for (InstanceNetworkInterface ieni : ienis) {
        String eniTag = "";
        List<GroupIdentifier> inititalSecGroups = ieni.getGroups();
        for (GroupIdentifier secGroup : inititalSecGroups) {
            eniTag += secGroup.getGroupId() + ",";
        }
        eniTag = eniTag.substring(0, eniTag.length() - 1);
        DescribeNetworkInterfacesRequest netReq = new DescribeNetworkInterfacesRequest()
                .withNetworkInterfaceIds(ieni.getNetworkInterfaceId());
        DescribeNetworkInterfacesResult netResult = ec2.describeNetworkInterfaces(netReq);
        List<com.amazonaws.services.ec2.model.NetworkInterface> enis = netResult.getNetworkInterfaces();
        for (com.amazonaws.services.ec2.model.NetworkInterface eni : enis) {
            List<Tag> tagSet = eni.getTagSet();
            Tag saveSGTag = new Tag().withKey("PreIsolationSG").withValue(eniTag);
            Tag isolationTag = new Tag().withKey("InIsolation").withValue("True");
            tagSet.add(saveSGTag);
            tagSet.add(isolationTag);
            CreateTagsRequest ctr = new CreateTagsRequest().withResources(eni.getNetworkInterfaceId())
                    .withTags(tagSet);
            ec2.createTags(ctr);
            ModifyNetworkInterfaceAttributeRequest netReqest = new ModifyNetworkInterfaceAttributeRequest()
                    .withNetworkInterfaceId(eni.getNetworkInterfaceId()).withGroups(denyAllSG);
            ec2.modifyNetworkInterfaceAttribute(netReqest);
        }
    }
    CreateNetworkInterfaceRequest newENIReq = new CreateNetworkInterfaceRequest()
            .withSubnetId(targetIRSubnet.getSubnetId()).withGroups(IRSecGrp);
    CreateNetworkInterfaceResult newENIResult = ec2.createNetworkInterface(newENIReq);
    AttachNetworkInterfaceRequest attachReq = new AttachNetworkInterfaceRequest()
            .withNetworkInterfaceId(newENIResult.getNetworkInterface().getNetworkInterfaceId())
            .withInstanceId(instance.getInstanceId())
            .withDeviceIndex(instance.getNetworkInterfaces().size() + 1);
    AttachNetworkInterfaceResult attachResults = ec2.attachNetworkInterface(attachReq);
    NetworkInterfaceAttachmentChanges attachTerm = new NetworkInterfaceAttachmentChanges()
            .withAttachmentId(attachResults.getAttachmentId()).withDeleteOnTermination(true);
    ModifyNetworkInterfaceAttributeRequest setDeleteOnTerm = new ModifyNetworkInterfaceAttributeRequest()
            .withAttachment(attachTerm)
            .withNetworkInterfaceId(newENIResult.getNetworkInterface().getNetworkInterfaceId());
    ec2.modifyNetworkInterfaceAttribute(setDeleteOnTerm);
    CreateTagsRequest tagNewENIReq = new CreateTagsRequest();
    List<Tag> isolationENITags = newENIResult.getNetworkInterface().getTagSet();
    Tag newENITag = new Tag().withKey("IRENI").withValue("True");
    isolationENITags.add(newENITag);
    tagNewENIReq.setTags(isolationENITags);
    tagNewENIReq.withResources(newENIResult.getNetworkInterface().getNetworkInterfaceId());
    ec2.createTags(tagNewENIReq);
}

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