diff options
Diffstat (limited to 'framework/src/onos/incubator/net/src/main/java/org/onosproject/incubator/net/mcast/impl/MulticastRouteManager.java')
| -rw-r--r-- | framework/src/onos/incubator/net/src/main/java/org/onosproject/incubator/net/mcast/impl/MulticastRouteManager.java | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/framework/src/onos/incubator/net/src/main/java/org/onosproject/incubator/net/mcast/impl/MulticastRouteManager.java b/framework/src/onos/incubator/net/src/main/java/org/onosproject/incubator/net/mcast/impl/MulticastRouteManager.java new file mode 100644 index 00000000..f73dfe44 --- /dev/null +++ b/framework/src/onos/incubator/net/src/main/java/org/onosproject/incubator/net/mcast/impl/MulticastRouteManager.java @@ -0,0 +1,174 @@ +/* + * 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.incubator.net.mcast.impl; + +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.packet.IpPrefix; +import org.onlab.util.KryoNamespace; +import org.onosproject.core.ApplicationId; +import org.onosproject.core.CoreService; +import org.onosproject.event.AbstractListenerManager; +import org.onosproject.net.ConnectPoint; +import org.onosproject.net.mcast.McastEvent; +import org.onosproject.net.mcast.McastListener; +import org.onosproject.net.mcast.McastRoute; +import org.onosproject.net.mcast.MulticastRouteService; +import org.onosproject.store.service.ConsistentMap; +import org.onosproject.store.service.Serializer; +import org.onosproject.store.service.StorageService; +import org.onosproject.store.service.Versioned; +import org.slf4j.Logger; + +import java.util.List; +import java.util.concurrent.atomic.AtomicReference; + +import static org.slf4j.LoggerFactory.getLogger; + +/** + * An implementation of a multicast route table. + */ +@Component(immediate = true) +@Service +public class MulticastRouteManager + extends AbstractListenerManager<McastEvent, McastListener> + implements MulticastRouteService { + //TODO: add MulticastRouteAdminService + + private static final String MCASTRIB = "mcast-rib-table"; + + private Logger log = getLogger(getClass()); + + @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) + private StorageService storageService; + + @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) + private CoreService coreService; + + + protected ApplicationId appId; + protected ConsistentMap<McastRoute, MulticastData> mcastRoutes; + + @Activate + public void activate() { + + eventDispatcher.addSink(McastEvent.class, listenerRegistry); + + appId = coreService.registerApplication("org.onosproject.mcastrib"); + + mcastRoutes = storageService.<McastRoute, MulticastData>consistentMapBuilder() + .withApplicationId(appId) + .withName(MCASTRIB) + .withSerializer(Serializer.using(KryoNamespace.newBuilder().register( + MulticastData.class, + McastRoute.class, + McastRoute.Type.class, + IpPrefix.class, + List.class, + ConnectPoint.class + ).build())).build(); + + log.info("Started"); + } + + @Deactivate + public void deactivate() { + log.info("Stopped"); + } + + @Override + public void add(McastRoute route) { + mcastRoutes.put(route, MulticastData.empty()); + post(new McastEvent(McastEvent.Type.ROUTE_ADDED, route, null, null)); + } + + @Override + public void remove(McastRoute route) { + mcastRoutes.remove(route); + post(new McastEvent(McastEvent.Type.ROUTE_REMOVED, route, null, null)); + } + + @Override + public void addSource(McastRoute route, ConnectPoint connectPoint) { + Versioned<MulticastData> d = mcastRoutes.compute(route, (k, v) -> { + if (v.isEmpty()) { + return new MulticastData(connectPoint); + } else { + log.warn("Route {} is already in use.", route); + return v; + } + }); + + if (d != null) { + post(new McastEvent(McastEvent.Type.SOURCE_ADDED, + route, null, connectPoint)); + } + } + + @Override + public void addSink(McastRoute route, ConnectPoint connectPoint) { + AtomicReference<ConnectPoint> source = new AtomicReference<>(); + mcastRoutes.compute(route, (k, v) -> { + if (!v.isEmpty()) { + v.appendSink(connectPoint); + source.set(v.source()); + } else { + log.warn("Route {} does not exist"); + } + return v; + }); + + if (source.get() != null) { + post(new McastEvent(McastEvent.Type.SINK_ADDED, route, + connectPoint, source.get())); + } + } + + + @Override + public void removeSink(McastRoute route, ConnectPoint connectPoint) { + AtomicReference<ConnectPoint> source = new AtomicReference<>(); + mcastRoutes.compute(route, (k, v) -> { + if (v.removeSink(connectPoint)) { + source.set(v.source()); + } + return v; + }); + + if (source.get() != null) { + post(new McastEvent(McastEvent.Type.SINK_REMOVED, route, + connectPoint, source.get())); + } + } + + @Override + public ConnectPoint fetchSource(McastRoute route) { + MulticastData d = mcastRoutes.asJavaMap().getOrDefault(route, + MulticastData.empty()); + return d.source(); + } + + @Override + public List<ConnectPoint> fetchSinks(McastRoute route) { + MulticastData d = mcastRoutes.asJavaMap().getOrDefault(route, + MulticastData.empty()); + return d.sinks(); + } +} |