| /* |
| * Copyright 2017-present Open Networking Foundation |
| * |
| * 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.routeservice.store; |
| |
| import org.onlab.packet.IpAddress; |
| import org.onlab.packet.IpPrefix; |
| import org.onlab.util.Tools; |
| import org.onosproject.cfg.ComponentConfigService; |
| import org.onosproject.routeservice.InternalRouteEvent; |
| import org.onosproject.routeservice.Route; |
| import org.onosproject.routeservice.RouteSet; |
| import org.onosproject.routeservice.RouteStore; |
| import org.onosproject.routeservice.RouteStoreDelegate; |
| import org.onosproject.routeservice.RouteTableId; |
| import org.onosproject.store.AbstractStore; |
| import org.onosproject.store.service.StorageService; |
| import org.osgi.service.component.ComponentContext; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.Deactivate; |
| import org.osgi.service.component.annotations.Modified; |
| import org.osgi.service.component.annotations.Reference; |
| import org.osgi.service.component.annotations.ReferenceCardinality; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.Collection; |
| import java.util.Dictionary; |
| import java.util.Set; |
| |
| import static org.onosproject.routeservice.store.OsgiPropertyConstants.DISTRIBUTED; |
| import static org.onosproject.routeservice.store.OsgiPropertyConstants.DISTRIBUTED_DEFAULT; |
| |
| /** |
| * An implementation of RouteStore that is backed by either LocalRouteStore or |
| * DistributedRouteStore according to configuration. |
| */ |
| @Component( |
| service = RouteStore.class, |
| property = { |
| DISTRIBUTED + ":Boolean=" + DISTRIBUTED_DEFAULT |
| } |
| ) |
| public class RouteStoreImpl extends AbstractStore<InternalRouteEvent, RouteStoreDelegate> |
| implements RouteStore { |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| protected ComponentConfigService componentConfigService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| public StorageService storageService; |
| |
| /** Enable distributed route store. */ |
| private boolean distributed; |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| private RouteStore currentRouteStore; |
| |
| private DistributedRouteStore distributedRouteStore; |
| private LocalRouteStore localRouteStore; |
| |
| @Activate |
| public void activate(ComponentContext context) { |
| distributedRouteStore = new DistributedRouteStore(storageService); |
| distributedRouteStore.activate(); |
| localRouteStore = new LocalRouteStore(); |
| localRouteStore.activate(); |
| |
| componentConfigService.registerProperties(getClass()); |
| modified(context); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| localRouteStore.deactivate(); |
| distributedRouteStore.deactivate(); |
| |
| componentConfigService.unregisterProperties(getClass(), false); |
| } |
| |
| @Modified |
| public void modified(ComponentContext context) { |
| Dictionary<?, ?> properties = context.getProperties(); |
| if (properties == null) { |
| return; |
| } |
| |
| String strDistributed = Tools.get(properties, DISTRIBUTED); |
| boolean expectDistributed = Boolean.parseBoolean(strDistributed); |
| |
| // Start route store during first start or config change |
| // NOTE: new route store will be empty |
| if (currentRouteStore == null || expectDistributed != distributed) { |
| if (expectDistributed) { |
| currentRouteStore = distributedRouteStore; |
| } else { |
| currentRouteStore = localRouteStore; |
| } |
| |
| this.distributed = expectDistributed; |
| log.info("Switched to {} route store", distributed ? "distributed" : "local"); |
| } |
| |
| } |
| |
| @Override |
| public void setDelegate(RouteStoreDelegate delegate) { |
| super.setDelegate(delegate); |
| |
| // Set the delegate of underlying route store implementations |
| localRouteStore.setDelegate(delegate); |
| distributedRouteStore.setDelegate(delegate); |
| } |
| |
| @Override |
| public void unsetDelegate(RouteStoreDelegate delegate) { |
| super.unsetDelegate(delegate); |
| |
| // Unset the delegate of underlying route store implementations |
| localRouteStore.unsetDelegate(delegate); |
| distributedRouteStore.unsetDelegate(delegate); |
| } |
| |
| @Override |
| public void updateRoute(Route route) { |
| currentRouteStore.updateRoute(route); |
| } |
| |
| @Override |
| public void removeRoute(Route route) { |
| currentRouteStore.removeRoute(route); |
| } |
| |
| @Override |
| public void replaceRoute(Route route) { |
| currentRouteStore.replaceRoute(route); |
| } |
| |
| @Override |
| public Set<RouteTableId> getRouteTables() { |
| return currentRouteStore.getRouteTables(); |
| } |
| |
| @Override |
| public Collection<RouteSet> getRoutes(RouteTableId table) { |
| return currentRouteStore.getRoutes(table); |
| } |
| |
| @Override |
| public Collection<Route> getRoutesForNextHop(IpAddress ip) { |
| return currentRouteStore.getRoutesForNextHop(ip); |
| } |
| |
| @Override |
| public RouteSet getRoutes(IpPrefix prefix) { |
| return currentRouteStore.getRoutes(prefix); |
| } |
| |
| @Override |
| public String name() { |
| return currentRouteStore.name(); |
| } |
| } |