Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 1 | package org.onlab.onos.store.cluster.messaging.impl; |
| 2 | |
| 3 | import static com.google.common.base.Preconditions.checkArgument; |
| 4 | |
| 5 | import java.io.IOException; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 6 | import java.util.Set; |
Yuta HIGUCHI | 02eacfe | 2014-10-22 19:37:40 -0700 | [diff] [blame] | 7 | import java.util.concurrent.ExecutionException; |
Madan Jampani | 4a9cb6d | 2014-10-17 10:48:50 -0700 | [diff] [blame] | 8 | import java.util.concurrent.TimeUnit; |
| 9 | import java.util.concurrent.TimeoutException; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 10 | import org.apache.felix.scr.annotations.Activate; |
| 11 | import org.apache.felix.scr.annotations.Component; |
| 12 | import org.apache.felix.scr.annotations.Deactivate; |
Madan Jampani | a5d0d78 | 2014-10-07 14:36:00 -0700 | [diff] [blame] | 13 | import org.apache.felix.scr.annotations.Reference; |
| 14 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 15 | import org.apache.felix.scr.annotations.Service; |
Madan Jampani | a5d0d78 | 2014-10-07 14:36:00 -0700 | [diff] [blame] | 16 | import org.onlab.onos.cluster.ClusterService; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 17 | import org.onlab.onos.cluster.ControllerNode; |
| 18 | import org.onlab.onos.cluster.NodeId; |
Yuta HIGUCHI | c057c63 | 2014-10-06 18:38:14 -0700 | [diff] [blame] | 19 | import org.onlab.onos.store.cluster.impl.ClusterMembershipEvent; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 20 | import org.onlab.onos.store.cluster.messaging.ClusterCommunicationService; |
| 21 | import org.onlab.onos.store.cluster.messaging.ClusterMessage; |
| 22 | import org.onlab.onos.store.cluster.messaging.ClusterMessageHandler; |
Madan Jampani | 4a9cb6d | 2014-10-17 10:48:50 -0700 | [diff] [blame] | 23 | import org.onlab.onos.store.cluster.messaging.ClusterMessageResponse; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 24 | import org.onlab.onos.store.cluster.messaging.MessageSubject; |
Madan Jampani | e0ec329 | 2014-10-20 16:10:51 -0700 | [diff] [blame] | 25 | import org.onlab.onos.store.serializers.ClusterMessageSerializer; |
Yuta HIGUCHI | 8d143d2 | 2014-10-19 23:15:09 -0700 | [diff] [blame] | 26 | import org.onlab.onos.store.serializers.KryoNamespaces; |
Madan Jampani | 53e44e6 | 2014-10-07 12:39:51 -0700 | [diff] [blame] | 27 | import org.onlab.onos.store.serializers.KryoSerializer; |
Madan Jampani | e0ec329 | 2014-10-20 16:10:51 -0700 | [diff] [blame] | 28 | import org.onlab.onos.store.serializers.MessageSubjectSerializer; |
Yuta HIGUCHI | 8d143d2 | 2014-10-19 23:15:09 -0700 | [diff] [blame] | 29 | import org.onlab.util.KryoNamespace; |
Madan Jampani | c9ed9be | 2014-10-02 16:13:11 -0700 | [diff] [blame] | 30 | import org.onlab.netty.Endpoint; |
| 31 | import org.onlab.netty.Message; |
| 32 | import org.onlab.netty.MessageHandler; |
| 33 | import org.onlab.netty.MessagingService; |
Madan Jampani | da1a6b0 | 2014-10-07 14:16:15 -0700 | [diff] [blame] | 34 | import org.onlab.netty.NettyMessagingService; |
Madan Jampani | 4a9cb6d | 2014-10-17 10:48:50 -0700 | [diff] [blame] | 35 | import org.onlab.netty.Response; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 36 | import org.slf4j.Logger; |
| 37 | import org.slf4j.LoggerFactory; |
| 38 | |
| 39 | @Component(immediate = true) |
| 40 | @Service |
Madan Jampani | 3b0dfd5 | 2014-10-02 16:48:13 -0700 | [diff] [blame] | 41 | public class ClusterCommunicationManager |
Yuta HIGUCHI | bbfc96a | 2014-10-13 18:05:44 -0700 | [diff] [blame] | 42 | implements ClusterCommunicationService { |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 43 | |
| 44 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 45 | |
Madan Jampani | a5d0d78 | 2014-10-07 14:36:00 -0700 | [diff] [blame] | 46 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 47 | private ClusterService clusterService; |
| 48 | |
Yuta HIGUCHI | 993d7aa | 2014-10-06 22:54:38 -0700 | [diff] [blame] | 49 | // TODO: This probably should not be a OSGi service. |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 50 | private MessagingService messagingService; |
| 51 | |
Madan Jampani | 53e44e6 | 2014-10-07 12:39:51 -0700 | [diff] [blame] | 52 | private static final KryoSerializer SERIALIZER = new KryoSerializer() { |
Yuta HIGUCHI | 7a8d4aa | 2014-10-07 17:37:11 -0700 | [diff] [blame] | 53 | @Override |
Madan Jampani | 53e44e6 | 2014-10-07 12:39:51 -0700 | [diff] [blame] | 54 | protected void setupKryoPool() { |
Yuta HIGUCHI | 8d143d2 | 2014-10-19 23:15:09 -0700 | [diff] [blame] | 55 | serializerPool = KryoNamespace.newBuilder() |
| 56 | .register(KryoNamespaces.API) |
Yuta HIGUCHI | 7a8d4aa | 2014-10-07 17:37:11 -0700 | [diff] [blame] | 57 | .register(ClusterMessage.class, new ClusterMessageSerializer()) |
Madan Jampani | 53e44e6 | 2014-10-07 12:39:51 -0700 | [diff] [blame] | 58 | .register(ClusterMembershipEvent.class) |
Yuta HIGUCHI | 7a8d4aa | 2014-10-07 17:37:11 -0700 | [diff] [blame] | 59 | .register(byte[].class) |
Yuta HIGUCHI | 3e0b651 | 2014-10-07 17:43:56 -0700 | [diff] [blame] | 60 | .register(MessageSubject.class, new MessageSubjectSerializer()) |
Madan Jampani | 53e44e6 | 2014-10-07 12:39:51 -0700 | [diff] [blame] | 61 | .build() |
| 62 | .populate(1); |
| 63 | } |
| 64 | |
| 65 | }; |
| 66 | |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 67 | @Activate |
| 68 | public void activate() { |
Yuta HIGUCHI | bbfc96a | 2014-10-13 18:05:44 -0700 | [diff] [blame] | 69 | ControllerNode localNode = clusterService.getLocalNode(); |
Madan Jampani | 8710093 | 2014-10-21 16:46:12 -0700 | [diff] [blame] | 70 | NettyMessagingService netty = new NettyMessagingService(localNode.ip().toString(), localNode.tcpPort()); |
Yuta HIGUCHI | 7a8d4aa | 2014-10-07 17:37:11 -0700 | [diff] [blame] | 71 | // FIXME: workaround until it becomes a service. |
| 72 | try { |
| 73 | netty.activate(); |
| 74 | } catch (Exception e) { |
| 75 | // TODO Auto-generated catch block |
| 76 | log.error("NettyMessagingService#activate", e); |
| 77 | } |
| 78 | messagingService = netty; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 79 | log.info("Started"); |
| 80 | } |
| 81 | |
| 82 | @Deactivate |
| 83 | public void deactivate() { |
Yuta HIGUCHI | 993d7aa | 2014-10-06 22:54:38 -0700 | [diff] [blame] | 84 | // TODO: cleanup messageingService if needed. |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 85 | log.info("Stopped"); |
| 86 | } |
| 87 | |
| 88 | @Override |
Yuta HIGUCHI | 9cff53b | 2014-10-13 15:21:16 -0700 | [diff] [blame] | 89 | public boolean broadcast(ClusterMessage message) throws IOException { |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 90 | boolean ok = true; |
Yuta HIGUCHI | bbfc96a | 2014-10-13 18:05:44 -0700 | [diff] [blame] | 91 | final ControllerNode localNode = clusterService.getLocalNode(); |
Yuta HIGUCHI | 7a8d4aa | 2014-10-07 17:37:11 -0700 | [diff] [blame] | 92 | for (ControllerNode node : clusterService.getNodes()) { |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 93 | if (!node.equals(localNode)) { |
| 94 | ok = unicast(message, node.id()) && ok; |
| 95 | } |
| 96 | } |
| 97 | return ok; |
| 98 | } |
| 99 | |
| 100 | @Override |
Yuta HIGUCHI | 9cff53b | 2014-10-13 15:21:16 -0700 | [diff] [blame] | 101 | public boolean multicast(ClusterMessage message, Set<NodeId> nodes) throws IOException { |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 102 | boolean ok = true; |
Yuta HIGUCHI | bbfc96a | 2014-10-13 18:05:44 -0700 | [diff] [blame] | 103 | final ControllerNode localNode = clusterService.getLocalNode(); |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 104 | for (NodeId nodeId : nodes) { |
| 105 | if (!nodeId.equals(localNode.id())) { |
Madan Jampani | 98c1760 | 2014-10-23 15:33:23 -0700 | [diff] [blame^] | 106 | ok = unicastUnchecked(message, nodeId) && ok; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 107 | } |
| 108 | } |
| 109 | return ok; |
| 110 | } |
| 111 | |
| 112 | @Override |
Yuta HIGUCHI | 9cff53b | 2014-10-13 15:21:16 -0700 | [diff] [blame] | 113 | public boolean unicast(ClusterMessage message, NodeId toNodeId) throws IOException { |
Yuta HIGUCHI | 7a8d4aa | 2014-10-07 17:37:11 -0700 | [diff] [blame] | 114 | ControllerNode node = clusterService.getNode(toNodeId); |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 115 | checkArgument(node != null, "Unknown nodeId: %s", toNodeId); |
| 116 | Endpoint nodeEp = new Endpoint(node.ip().toString(), node.tcpPort()); |
| 117 | try { |
Yuta HIGUCHI | 053b7d7 | 2014-10-07 23:03:20 -0700 | [diff] [blame] | 118 | messagingService.sendAsync(nodeEp, |
Yuta HIGUCHI | 68d9047 | 2014-10-07 17:55:50 -0700 | [diff] [blame] | 119 | message.subject().value(), SERIALIZER.encode(message)); |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 120 | return true; |
Yuta HIGUCHI | 053b7d7 | 2014-10-07 23:03:20 -0700 | [diff] [blame] | 121 | } catch (IOException e) { |
Yuta HIGUCHI | a58451f | 2014-10-16 15:44:59 -0700 | [diff] [blame] | 122 | log.trace("Failed to send cluster message to nodeId: " + toNodeId, e); |
Yuta HIGUCHI | 9cff53b | 2014-10-13 15:21:16 -0700 | [diff] [blame] | 123 | throw e; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 124 | } |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 125 | } |
| 126 | |
Madan Jampani | 98c1760 | 2014-10-23 15:33:23 -0700 | [diff] [blame^] | 127 | private boolean unicastUnchecked(ClusterMessage message, NodeId toNodeId) throws IOException { |
| 128 | try { |
| 129 | return unicast(message, toNodeId); |
| 130 | } catch (IOException e) { |
| 131 | return false; |
| 132 | } |
| 133 | } |
| 134 | |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 135 | @Override |
Madan Jampani | 4a9cb6d | 2014-10-17 10:48:50 -0700 | [diff] [blame] | 136 | public ClusterMessageResponse sendAndReceive(ClusterMessage message, NodeId toNodeId) throws IOException { |
| 137 | ControllerNode node = clusterService.getNode(toNodeId); |
| 138 | checkArgument(node != null, "Unknown nodeId: %s", toNodeId); |
| 139 | Endpoint nodeEp = new Endpoint(node.ip().toString(), node.tcpPort()); |
| 140 | try { |
| 141 | Response responseFuture = |
| 142 | messagingService.sendAndReceive(nodeEp, message.subject().value(), SERIALIZER.encode(message)); |
| 143 | return new InternalClusterMessageResponse(toNodeId, responseFuture); |
| 144 | |
| 145 | } catch (IOException e) { |
| 146 | log.error("Failed interaction with remote nodeId: " + toNodeId, e); |
| 147 | throw e; |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | @Override |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 152 | public void addSubscriber(MessageSubject subject, |
| 153 | ClusterMessageHandler subscriber) { |
| 154 | messagingService.registerHandler(subject.value(), new InternalClusterMessageHandler(subscriber)); |
| 155 | } |
| 156 | |
Yuta HIGUCHI | 053b7d7 | 2014-10-07 23:03:20 -0700 | [diff] [blame] | 157 | private final class InternalClusterMessageHandler implements MessageHandler { |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 158 | |
| 159 | private final ClusterMessageHandler handler; |
| 160 | |
| 161 | public InternalClusterMessageHandler(ClusterMessageHandler handler) { |
| 162 | this.handler = handler; |
| 163 | } |
| 164 | |
| 165 | @Override |
| 166 | public void handle(Message message) { |
Yuta HIGUCHI | 38bd145 | 2014-10-07 17:37:25 -0700 | [diff] [blame] | 167 | try { |
Yuta HIGUCHI | 38bd145 | 2014-10-07 17:37:25 -0700 | [diff] [blame] | 168 | ClusterMessage clusterMessage = SERIALIZER.decode(message.payload()); |
Madan Jampani | 8a89509 | 2014-10-17 16:55:50 -0700 | [diff] [blame] | 169 | handler.handle(new InternalClusterMessage(clusterMessage, message)); |
Yuta HIGUCHI | 38bd145 | 2014-10-07 17:37:25 -0700 | [diff] [blame] | 170 | } catch (Exception e) { |
Yuta HIGUCHI | 053b7d7 | 2014-10-07 23:03:20 -0700 | [diff] [blame] | 171 | log.error("Exception caught during ClusterMessageHandler", e); |
| 172 | throw e; |
Yuta HIGUCHI | 38bd145 | 2014-10-07 17:37:25 -0700 | [diff] [blame] | 173 | } |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 174 | } |
| 175 | } |
Madan Jampani | 4a9cb6d | 2014-10-17 10:48:50 -0700 | [diff] [blame] | 176 | |
Madan Jampani | 8a89509 | 2014-10-17 16:55:50 -0700 | [diff] [blame] | 177 | public static final class InternalClusterMessage extends ClusterMessage { |
| 178 | |
| 179 | private final Message rawMessage; |
| 180 | |
| 181 | public InternalClusterMessage(ClusterMessage clusterMessage, Message rawMessage) { |
| 182 | super(clusterMessage.sender(), clusterMessage.subject(), clusterMessage.payload()); |
| 183 | this.rawMessage = rawMessage; |
| 184 | } |
| 185 | |
| 186 | @Override |
| 187 | public void respond(byte[] response) throws IOException { |
| 188 | rawMessage.respond(response); |
| 189 | } |
| 190 | } |
| 191 | |
Yuta HIGUCHI | 02eacfe | 2014-10-22 19:37:40 -0700 | [diff] [blame] | 192 | private static final class InternalClusterMessageResponse |
| 193 | implements ClusterMessageResponse { |
Madan Jampani | 4a9cb6d | 2014-10-17 10:48:50 -0700 | [diff] [blame] | 194 | |
| 195 | private final NodeId sender; |
| 196 | private final Response responseFuture; |
Yuta HIGUCHI | 02eacfe | 2014-10-22 19:37:40 -0700 | [diff] [blame] | 197 | private volatile boolean isCancelled = false; |
| 198 | private volatile boolean isDone = false; |
Madan Jampani | 4a9cb6d | 2014-10-17 10:48:50 -0700 | [diff] [blame] | 199 | |
| 200 | public InternalClusterMessageResponse(NodeId sender, Response responseFuture) { |
| 201 | this.sender = sender; |
| 202 | this.responseFuture = responseFuture; |
| 203 | } |
| 204 | @Override |
| 205 | public NodeId sender() { |
| 206 | return sender; |
| 207 | } |
| 208 | |
| 209 | @Override |
| 210 | public byte[] get(long timeout, TimeUnit timeunit) |
| 211 | throws TimeoutException { |
Yuta HIGUCHI | 02eacfe | 2014-10-22 19:37:40 -0700 | [diff] [blame] | 212 | final byte[] result = responseFuture.get(timeout, timeunit); |
| 213 | isDone = true; |
| 214 | return result; |
Madan Jampani | 4a9cb6d | 2014-10-17 10:48:50 -0700 | [diff] [blame] | 215 | } |
| 216 | |
| 217 | @Override |
Yuta HIGUCHI | 02eacfe | 2014-10-22 19:37:40 -0700 | [diff] [blame] | 218 | public boolean cancel(boolean mayInterruptIfRunning) { |
| 219 | if (isDone()) { |
| 220 | return false; |
| 221 | } |
| 222 | // doing nothing for now |
| 223 | // when onlab.netty Response support cancel, call them. |
| 224 | isCancelled = true; |
| 225 | return true; |
| 226 | } |
| 227 | |
| 228 | @Override |
| 229 | public boolean isCancelled() { |
| 230 | return isCancelled; |
| 231 | } |
| 232 | |
| 233 | @Override |
| 234 | public boolean isDone() { |
| 235 | return this.isDone || isCancelled(); |
| 236 | } |
| 237 | |
| 238 | @Override |
| 239 | public byte[] get() throws InterruptedException, ExecutionException { |
| 240 | // TODO: consider forbidding this call and force the use of timed get |
| 241 | // to enforce handling of remote peer failure scenario |
| 242 | final byte[] result = responseFuture.get(); |
| 243 | isDone = true; |
| 244 | return result; |
Madan Jampani | 4a9cb6d | 2014-10-17 10:48:50 -0700 | [diff] [blame] | 245 | } |
| 246 | } |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 247 | } |