diff options
Diffstat (limited to 'framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/proxyarp/impl/DistributedProxyArpStore.java')
| -rw-r--r-- | framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/proxyarp/impl/DistributedProxyArpStore.java | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/proxyarp/impl/DistributedProxyArpStore.java b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/proxyarp/impl/DistributedProxyArpStore.java deleted file mode 100644 index 4d7e7f33..00000000 --- a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/proxyarp/impl/DistributedProxyArpStore.java +++ /dev/null @@ -1,177 +0,0 @@ -/* - * Copyright 2015 Open Networking Laboratory - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package org.onosproject.store.proxyarp.impl; - -import com.google.common.collect.Maps; -import org.apache.felix.scr.annotations.Activate; -import org.apache.felix.scr.annotations.Component; -import org.apache.felix.scr.annotations.Deactivate; -import org.apache.felix.scr.annotations.Reference; -import org.apache.felix.scr.annotations.ReferenceCardinality; -import org.apache.felix.scr.annotations.Service; -import org.onlab.util.KryoNamespace; -import org.onosproject.cluster.ClusterService; -import org.onosproject.cluster.NodeId; -import org.onosproject.mastership.MastershipService; -import org.onosproject.net.ConnectPoint; -import org.onosproject.net.Host; -import org.onosproject.net.HostId; -import org.onosproject.net.host.HostEvent; -import org.onosproject.net.host.HostListener; -import org.onosproject.net.host.HostService; -import org.onosproject.net.proxyarp.ProxyArpStore; -import org.onosproject.net.proxyarp.ProxyArpStoreDelegate; -import org.onosproject.store.cluster.messaging.ClusterCommunicationService; -import org.onosproject.store.cluster.messaging.MessageSubject; -import org.onosproject.store.serializers.KryoNamespaces; -import org.onosproject.store.serializers.KryoSerializer; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import java.nio.ByteBuffer; -import java.util.Map; -import java.util.concurrent.ExecutorService; - -import static org.onlab.util.BoundedThreadPool.newFixedThreadPool; -import static org.onlab.util.Tools.groupedThreads; - -/** - * Implementation of proxy ARP distribution mechanism. - */ -@Component(immediate = true) -@Service -public class DistributedProxyArpStore implements ProxyArpStore { - - private Logger log = LoggerFactory.getLogger(getClass()); - - private static final MessageSubject ARP_RESPONSE_MESSAGE = - new MessageSubject("onos-arp-response"); - - protected final KryoSerializer serializer = new KryoSerializer() { - @Override - protected void setupKryoPool() { - serializerPool = KryoNamespace.newBuilder() - .register(KryoNamespaces.API) - .register(ArpResponseMessage.class) - .register(ByteBuffer.class) - .build(); - } - }; - - private ProxyArpStoreDelegate delegate; - - private Map<HostId, ArpResponseMessage> pendingMessages = Maps.newConcurrentMap(); - - private ExecutorService executor = - newFixedThreadPool(4, groupedThreads("onos/arp", "sender-%d")); - - private NodeId localNodeId; - - private HostListener hostListener = new InternalHostListener(); - - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected MastershipService mastershipService; - - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected ClusterService clusterService; - - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected ClusterCommunicationService commService; - - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected HostService hostService; - - - @Activate - protected void activate() { - localNodeId = clusterService.getLocalNode().id(); - hostService.addListener(hostListener); - commService.addSubscriber(ARP_RESPONSE_MESSAGE, serializer::decode, - this::processArpResponse, executor); - log.info("Started"); - } - - @Deactivate - protected void deactivate() { - commService.removeSubscriber(ARP_RESPONSE_MESSAGE); - hostService.removeListener(hostListener); - log.info("Stopped"); - } - - @Override - public void forward(ConnectPoint outPort, Host subject, ByteBuffer packet) { - /*NodeId nodeId = mastershipService.getMasterFor(outPort.deviceId()); - if (nodeId.equals(localNodeId)) { - if (delegate != null) { - delegate.emitResponse(outPort, packet); - } - } else { - log.info("Forwarding ARP response from {} to {}", subject.id(), outPort); - commService.unicast(new ArpResponseMessage(outPort, subject, packet.array()), - ARP_RESPONSE_MESSAGE, serializer::encode, nodeId); - }*/ - //FIXME: Code above may be unnecessary and therefore cluster messaging - // and pendingMessages could be pruned as well. - delegate.emitResponse(outPort, packet); - } - - @Override - public void setDelegate(ProxyArpStoreDelegate delegate) { - this.delegate = delegate; - } - - // Processes the incoming ARP response message. - private void processArpResponse(ArpResponseMessage msg) { - pendingMessages.put(msg.subject.id(), msg); - if (hostService.getHost(msg.subject.id()) != null) { - checkPendingArps(msg.subject.id()); - } - // FIXME: figure out pruning so stuff does not build up - } - - // Checks for pending ARP response message for the specified host. - // If one exists, emit response via delegate. - private void checkPendingArps(HostId id) { - ArpResponseMessage msg = pendingMessages.remove(id); - if (msg != null && delegate != null) { - log.info("Emitting ARP response from {} to {}", id, msg.outPort); - delegate.emitResponse(msg.outPort, ByteBuffer.wrap(msg.packet)); - } - } - - // Message carrying an ARP response. - private static class ArpResponseMessage { - private ConnectPoint outPort; - private Host subject; - private byte[] packet; - - public ArpResponseMessage(ConnectPoint outPort, Host subject, byte[] packet) { - this.outPort = outPort; - this.subject = subject; - this.packet = packet; - } - - private ArpResponseMessage() { - } - } - - private class InternalHostListener implements HostListener { - @Override - public void event(HostEvent event) { - checkPendingArps(event.subject().id()); - } - } -} |