| /* |
| * Copyright 2014-2015 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.trivial; |
| |
| import com.google.common.collect.ImmutableSet; |
| 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.joda.time.DateTime; |
| import org.onlab.packet.IpAddress; |
| import org.onosproject.cluster.ClusterEvent; |
| import org.onosproject.cluster.ClusterStore; |
| import org.onosproject.cluster.ClusterStoreDelegate; |
| import org.onosproject.cluster.ControllerNode; |
| import org.onosproject.cluster.DefaultControllerNode; |
| import org.onosproject.cluster.NodeId; |
| import org.onosproject.event.EventDeliveryService; |
| import org.onosproject.event.ListenerRegistry; |
| import org.onosproject.net.intent.Key; |
| import org.onosproject.net.intent.IntentPartitionEvent; |
| import org.onosproject.net.intent.IntentPartitionEventListener; |
| import org.onosproject.net.intent.IntentPartitionService; |
| import org.onosproject.store.AbstractStore; |
| import org.slf4j.Logger; |
| |
| import java.util.Set; |
| |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| /** |
| * Manages inventory of infrastructure devices using trivial in-memory |
| * structures implementation. |
| */ |
| @Component(immediate = true) |
| @Service |
| public class SimpleClusterStore |
| extends AbstractStore<ClusterEvent, ClusterStoreDelegate> |
| implements ClusterStore, IntentPartitionService { |
| |
| public static final IpAddress LOCALHOST = IpAddress.valueOf("127.0.0.1"); |
| |
| private final Logger log = getLogger(getClass()); |
| |
| private ControllerNode instance; |
| |
| private final DateTime creationTime = DateTime.now(); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected EventDeliveryService eventDispatcher; |
| |
| private ListenerRegistry<IntentPartitionEvent, IntentPartitionEventListener> listenerRegistry; |
| |
| @Activate |
| public void activate() { |
| instance = new DefaultControllerNode(new NodeId("local"), LOCALHOST); |
| |
| listenerRegistry = new ListenerRegistry<>(); |
| eventDispatcher.addSink(IntentPartitionEvent.class, listenerRegistry); |
| |
| log.info("Started"); |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| eventDispatcher.removeSink(IntentPartitionEvent.class); |
| log.info("Stopped"); |
| } |
| |
| |
| @Override |
| public ControllerNode getLocalNode() { |
| return instance; |
| } |
| |
| @Override |
| public Set<ControllerNode> getNodes() { |
| return ImmutableSet.of(instance); |
| } |
| |
| @Override |
| public ControllerNode getNode(NodeId nodeId) { |
| return instance.id().equals(nodeId) ? instance : null; |
| } |
| |
| @Override |
| public ControllerNode.State getState(NodeId nodeId) { |
| return ControllerNode.State.ACTIVE; |
| } |
| |
| @Override |
| public DateTime getLastUpdated(NodeId nodeId) { |
| return creationTime; |
| } |
| |
| @Override |
| public ControllerNode addNode(NodeId nodeId, IpAddress ip, int tcpPort) { |
| return null; |
| } |
| |
| @Override |
| public void removeNode(NodeId nodeId) { |
| } |
| |
| @Override |
| public boolean isMine(Key intentKey) { |
| return true; |
| } |
| |
| @Override |
| public NodeId getLeader(Key intentKey) { |
| return instance.id(); |
| } |
| |
| @Override |
| public void addListener(IntentPartitionEventListener listener) { |
| listenerRegistry.addListener(listener); |
| } |
| |
| @Override |
| public void removeListener(IntentPartitionEventListener listener) { |
| listenerRegistry.removeListener(listener); |
| } |
| } |