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

Introduction

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

Prototype

DescribeNetworkInterfacesRequest

Source Link

Usage

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

License:Apache License

/**
 *
 * @param interfaceIds//from w  w  w. ja  v a  2 s  .  c om
 * @param vpcId
 * @param ec2Client
 * @return
 */
public List<NetworkInterface> getNetworkInterfaces(List<String> interfaceIds, String vpcId,
        AmazonEC2 ec2Client) {
    DescribeNetworkInterfacesRequest request = new DescribeNetworkInterfacesRequest();

    if (interfaceIds != null) {
        request = request.withNetworkInterfaceIds(interfaceIds);
    }
    if (vpcId != null && !vpcId.equals("")) {
        Filter vpcFilter = new Filter().withName("vpc-id").withValues(vpcId);
        request = request.withFilters(vpcFilter);
    }

    DescribeNetworkInterfacesResult result = ec2Client.describeNetworkInterfaces(request);

    return result.getNetworkInterfaces();
}

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From source file:dsmwatcher.DSMWatcher.java

License:Open Source License

public void removeIsolation(Instance instance, AmazonEC2Client ec2) throws Exception {
    List<InstanceNetworkInterface> ienis = instance.getNetworkInterfaces();
    for (InstanceNetworkInterface ieni : ienis) {
        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();
            List<Tag> tagSetRemove = new LinkedList<Tag>();
            boolean isolatedENI = false;
            boolean IRENI = false;
            String origSecGroups = null;
            List<String> origSecGroupsList = new ArrayList<String>();

            for (Tag tag : tagSet) {
                if (tag.getKey().compareTo("PreIsolationSG") == 0) {
                    origSecGroups = tag.getValue();
                    tagSetRemove.add(tag);
                    isolatedENI = true;//from  ww  w  .j a  v a 2  s  .c  o m
                } else if (tag.getKey().compareTo("InIsolation") == 0) {
                    tagSetRemove.add(tag);
                } else if (tag.getKey().compareTo("IRENI") == 0) {
                    IRENI = true;
                }
            }
            if (isolatedENI) {
                for (String s : origSecGroups.split(",")) {
                    origSecGroupsList.add(s);
                }

                ModifyNetworkInterfaceAttributeRequest netReqest = new ModifyNetworkInterfaceAttributeRequest()
                        .withNetworkInterfaceId(eni.getNetworkInterfaceId()).withGroups(origSecGroupsList);
                ec2.modifyNetworkInterfaceAttribute(netReqest);
                DeleteTagsRequest dtr = new DeleteTagsRequest().withResources(eni.getNetworkInterfaceId())
                        .withTags(tagSetRemove);
                ec2.deleteTags(dtr);
            }
            if (IRENI) {
                DetachNetworkInterfaceRequest detachNetworkInterfaceRequest = new DetachNetworkInterfaceRequest()
                        .withAttachmentId(eni.getAttachment().getAttachmentId());
                ec2.detachNetworkInterface(detachNetworkInterfaceRequest);
                TimeUnit.SECONDS.sleep(30);
                if (eni.getStatus().compareTo("available") != 0) { //detach is taking awhile, wait another 30 seconds
                    TimeUnit.SECONDS.sleep(30);
                }
                DeleteNetworkInterfaceRequest deleteNetworkInterfaceRequest = new DeleteNetworkInterfaceRequest()
                        .withNetworkInterfaceId(eni.getNetworkInterfaceId());
                ec2.deleteNetworkInterface(deleteNetworkInterfaceRequest);
            }
        }
    }
    log("Instance " + instance.getInstanceId() + " with IP address of " + instance.getPrivateIpAddress()
            + " has been removed from isolation");
}

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From source file:dsmwatcher.DSMWatcher.java

License:Open Source License

public Boolean checkIfIsolated(Instance instance, AmazonEC2Client ec2) throws Exception {
    boolean inIRSubnet = false;
    boolean hasDenySG = false;
    //check for tags on other ENIs
    List<InstanceNetworkInterface> ienis = instance.getNetworkInterfaces();
    for (InstanceNetworkInterface ieni : ienis) {
        for (String IRSubnet : IRSubnets) {
            if (IRSubnet.compareTo(ieni.getSubnetId()) == 0) {
                inIRSubnet = true;//w  w w.ja  v a  2 s  . c  o m
            }
        }
        List<GroupIdentifier> inititalSecGroups = ieni.getGroups();
        for (GroupIdentifier secGroup : inititalSecGroups) {
            if (secGroup.getGroupId().equals(denyAllSG)) {
                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();
                    for (Tag tag : tagSet) {
                        if (tag.getKey().compareTo("InIsolation") == 0) {
                            hasDenySG = true;
                        }
                    }
                }
            }
        }

    }
    return (inIRSubnet && hasDenySG);
}

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From source file:dsmwatcher.DSMWatcher.java

License:Open Source License

public void isolateInstance(Instance instance, AmazonEC2Client ec2) throws Exception {
    Subnet targetIRSubnet = null;//from   www  .j av a  2 s  .c  o m
    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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