Examples with IptablesForwardPort org.platformlayer.ops.firewall.scripts.IptablesForwardPort used on opensource projects

Example 1 with IptablesForwardPort

use of org.platformlayer.ops.firewall.scripts.IptablesForwardPort in project platformlayer by platformlayer.

the class DirectPublicPorts method addChildren.

@Override
protected void addChildren() throws OpsException {
    final CloudInstanceMapper cloudHost;
    {
        cloudHost = injected(CloudInstanceMapper.class);
        cloudHost.createInstance = false;
        cloudHost.instance = backendItem;
        addChild(cloudHost);
    }
    final SocketAddressPoolAssignment assignPublicAddress;
    {
        assignPublicAddress = cloudHost.addChild(SocketAddressPoolAssignment.class);
        assignPublicAddress.holder = backendItem.getKey();
        if (Objects.equal(transport, Transport.Ipv6)) {
            assignPublicAddress.poolProvider = new OpsProvider<ResourcePool<InetSocketAddress>>() {

                @Override
                public ResourcePool<InetSocketAddress> get() throws OpsException {
                    final ResourcePool<AddressModel> pool = directCloudHelpers.getAddressPool6().get();
                    return new AssignPortToAddressPool(pool, publicPort);
                }
            };
        } else {
            List<Integer> publicPortCluster = this.publicPortCluster;
            if (publicPortCluster == null) {
                publicPortCluster = Lists.newArrayList();
                publicPortCluster.add(publicPort);
            }
            if (!publicPortCluster.contains(publicPort)) {
                throw new OpsException("Port set specified, but public port not in the set");
            }
            assignPublicAddress.poolProvider = directCloudHelpers.getPublicAddressPool4(publicPort, publicPortCluster);
        }
    }
    if (Objects.equal(transport, Transport.Ipv6)) {
        // TODO: Do we need separate frontend / backend ports really?
        if (this.publicPort != this.backendPort) {
            throw new UnsupportedOperationException();
        }
    } else {
        for (Protocol protocol : Protocol.TcpAndUdp()) {
            IptablesForwardPort forward = injected(IptablesForwardPort.class);
            forward.publicAddress = assignPublicAddress;
            forward.ruleKey = protocol.name() + "-" + uuid;
            forward.protocol = protocol;
            forward.privateAddress = new OpsProvider<String>() {

                @Override
                public String get() throws OpsException {
                    // Refresh item to pick up new tags
                    backendItem = platformLayerClient.getItem(backendItem.getKey(), DirectInstance.class);
                    PlatformLayerCloudMachine instanceMachine = (PlatformLayerCloudMachine) instanceHelpers.getMachine(backendItem);
                    DirectInstance instance = (DirectInstance) instanceMachine.getInstance();
                    List<InetAddress> addresses = Tag.NETWORK_ADDRESS.find(instance);
                    InetAddress address = InetAddressChooser.preferIpv4().choose(addresses);
                    if (address == null) {
                        throw new IllegalStateException();
                    }
                    if (InetAddressUtils.isIpv6(address)) {
                        // We can't NAT IPV4 -> IPV6 (I think)
                        throw new IllegalStateException();
                    }
                    return address.getHostAddress();
                }
            };
            forward.privatePort = backendPort;
            cloudHost.addChild(forward);
        }
    }
    {
        OpsProvider<TagChanges> tagChanges = new OpsProvider<TagChanges>() {

            @Override
            public TagChanges get() {
                TagChanges tagChanges = new TagChanges();
                InetSocketAddress socketAddress = assignPublicAddress.get();
                if (socketAddress == null) {
                    return null;
                }
                if (socketAddress.getPort() != publicPort) {
                    throw new IllegalStateException();
                }
                EndpointInfo endpoint = new EndpointInfo(socketAddress);
                tagChanges.addTags.add(endpoint.toTag());
                return tagChanges;
            }
        };
        for (ItemBase tagItem : tagItems) {
            Tagger tagger = addChild(Tagger.class);
            tagger.platformLayerKey = tagItem.getKey();
            tagger.tagChangesProvider = tagChanges;
        }
    }
}