Thomas Vachuska | 4f1a60c | 2014-10-28 13:39:07 -0700 | [diff] [blame] | 1 | /* |
Ray Milkey | 34c9590 | 2015-04-15 09:47:53 -0700 | [diff] [blame] | 2 | * Copyright 2014-2015 Open Networking Laboratory |
Thomas Vachuska | 4f1a60c | 2014-10-28 13:39:07 -0700 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 16 | package org.onosproject.store.cluster.messaging.impl; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 17 | |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 18 | import org.apache.felix.scr.annotations.Activate; |
| 19 | import org.apache.felix.scr.annotations.Component; |
| 20 | import org.apache.felix.scr.annotations.Deactivate; |
Madan Jampani | a5d0d78 | 2014-10-07 14:36:00 -0700 | [diff] [blame] | 21 | import org.apache.felix.scr.annotations.Reference; |
| 22 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 23 | import org.apache.felix.scr.annotations.Service; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 24 | import org.onosproject.cluster.ClusterService; |
| 25 | import org.onosproject.cluster.ControllerNode; |
| 26 | import org.onosproject.cluster.NodeId; |
| 27 | import org.onosproject.store.cluster.messaging.ClusterCommunicationService; |
| 28 | import org.onosproject.store.cluster.messaging.ClusterMessage; |
| 29 | import org.onosproject.store.cluster.messaging.ClusterMessageHandler; |
Madan Jampani | c26eede | 2015-04-16 11:42:16 -0700 | [diff] [blame] | 30 | import org.onosproject.store.cluster.messaging.Endpoint; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 31 | import org.onosproject.store.cluster.messaging.MessageSubject; |
Madan Jampani | c26eede | 2015-04-16 11:42:16 -0700 | [diff] [blame] | 32 | import org.onosproject.store.cluster.messaging.MessagingService; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 33 | import org.slf4j.Logger; |
| 34 | import org.slf4j.LoggerFactory; |
| 35 | |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 36 | import com.google.common.base.Objects; |
| 37 | import com.google.common.util.concurrent.ListenableFuture; |
| 38 | import com.google.common.util.concurrent.SettableFuture; |
| 39 | |
Jonathan Hart | 7d656f4 | 2015-01-27 14:07:23 -0800 | [diff] [blame] | 40 | import java.io.IOException; |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 41 | import java.util.Set; |
| 42 | import java.util.concurrent.CompletableFuture; |
Madan Jampani | ec5ae34 | 2015-04-13 15:43:10 -0700 | [diff] [blame] | 43 | import java.util.concurrent.Executor; |
Madan Jampani | 2af244a | 2015-02-22 13:12:01 -0800 | [diff] [blame] | 44 | import java.util.concurrent.ExecutorService; |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 45 | import java.util.function.Consumer; |
| 46 | import java.util.function.Function; |
| 47 | import java.util.stream.Collectors; |
Jonathan Hart | 7d656f4 | 2015-01-27 14:07:23 -0800 | [diff] [blame] | 48 | |
| 49 | import static com.google.common.base.Preconditions.checkArgument; |
Madan Jampani | 24f9efb | 2014-10-24 18:56:23 -0700 | [diff] [blame] | 50 | |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 51 | @Component(immediate = true) |
| 52 | @Service |
Madan Jampani | 3b0dfd5 | 2014-10-02 16:48:13 -0700 | [diff] [blame] | 53 | public class ClusterCommunicationManager |
Yuta HIGUCHI | bbfc96a | 2014-10-13 18:05:44 -0700 | [diff] [blame] | 54 | implements ClusterCommunicationService { |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 55 | |
| 56 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 57 | |
Madan Jampani | a5d0d78 | 2014-10-07 14:36:00 -0700 | [diff] [blame] | 58 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 59 | private ClusterService clusterService; |
| 60 | |
Madan Jampani | afeebbd | 2015-05-19 15:26:01 -0700 | [diff] [blame^] | 61 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 62 | protected MessagingService messagingService; |
Madan Jampani | c26eede | 2015-04-16 11:42:16 -0700 | [diff] [blame] | 63 | |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 64 | @Activate |
| 65 | public void activate() { |
Madan Jampani | afeebbd | 2015-05-19 15:26:01 -0700 | [diff] [blame^] | 66 | log.info("Started"); |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 67 | } |
| 68 | |
| 69 | @Deactivate |
| 70 | public void deactivate() { |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 71 | log.info("Stopped"); |
| 72 | } |
| 73 | |
| 74 | @Override |
Jonathan Hart | 7d656f4 | 2015-01-27 14:07:23 -0800 | [diff] [blame] | 75 | public boolean broadcast(ClusterMessage message) { |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 76 | boolean ok = true; |
Yuta HIGUCHI | bbfc96a | 2014-10-13 18:05:44 -0700 | [diff] [blame] | 77 | final ControllerNode localNode = clusterService.getLocalNode(); |
Madan Jampani | ba47223 | 2015-03-04 13:00:50 -0800 | [diff] [blame] | 78 | byte[] payload = message.getBytes(); |
Yuta HIGUCHI | 7a8d4aa | 2014-10-07 17:37:11 -0700 | [diff] [blame] | 79 | for (ControllerNode node : clusterService.getNodes()) { |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 80 | if (!node.equals(localNode)) { |
Brian O'Connor | 9b7a32d | 2015-02-19 16:03:45 -0800 | [diff] [blame] | 81 | ok = unicastUnchecked(message.subject(), payload, node.id()) && ok; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 82 | } |
| 83 | } |
| 84 | return ok; |
| 85 | } |
| 86 | |
| 87 | @Override |
Jonathan Hart | 7d656f4 | 2015-01-27 14:07:23 -0800 | [diff] [blame] | 88 | public boolean broadcastIncludeSelf(ClusterMessage message) { |
Madan Jampani | f5d263b | 2014-11-13 10:04:40 -0800 | [diff] [blame] | 89 | boolean ok = true; |
Madan Jampani | ba47223 | 2015-03-04 13:00:50 -0800 | [diff] [blame] | 90 | byte[] payload = message.getBytes(); |
Madan Jampani | f5d263b | 2014-11-13 10:04:40 -0800 | [diff] [blame] | 91 | for (ControllerNode node : clusterService.getNodes()) { |
Brian O'Connor | 9b7a32d | 2015-02-19 16:03:45 -0800 | [diff] [blame] | 92 | ok = unicastUnchecked(message.subject(), payload, node.id()) && ok; |
Madan Jampani | f5d263b | 2014-11-13 10:04:40 -0800 | [diff] [blame] | 93 | } |
| 94 | return ok; |
| 95 | } |
| 96 | |
| 97 | @Override |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 98 | public boolean multicast(ClusterMessage message, Iterable<NodeId> nodes) { |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 99 | boolean ok = true; |
Yuta HIGUCHI | bbfc96a | 2014-10-13 18:05:44 -0700 | [diff] [blame] | 100 | final ControllerNode localNode = clusterService.getLocalNode(); |
Madan Jampani | ba47223 | 2015-03-04 13:00:50 -0800 | [diff] [blame] | 101 | byte[] payload = message.getBytes(); |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 102 | for (NodeId nodeId : nodes) { |
| 103 | if (!nodeId.equals(localNode.id())) { |
Brian O'Connor | 9b7a32d | 2015-02-19 16:03:45 -0800 | [diff] [blame] | 104 | ok = unicastUnchecked(message.subject(), payload, nodeId) && ok; |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 105 | } |
| 106 | } |
| 107 | return ok; |
| 108 | } |
| 109 | |
| 110 | @Override |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 111 | public boolean unicast(ClusterMessage message, NodeId toNodeId) { |
| 112 | return unicastUnchecked(message.subject(), message.getBytes(), toNodeId); |
Brian O'Connor | 9b7a32d | 2015-02-19 16:03:45 -0800 | [diff] [blame] | 113 | } |
| 114 | |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 115 | @Override |
| 116 | public ListenableFuture<byte[]> sendAndReceive(ClusterMessage message, NodeId toNodeId) { |
| 117 | SettableFuture<byte[]> response = SettableFuture.create(); |
| 118 | sendAndReceive(message.subject(), message.getBytes(), toNodeId).whenComplete((r, e) -> { |
| 119 | if (e == null) { |
| 120 | response.set(r); |
| 121 | } else { |
| 122 | response.setException(e); |
| 123 | } |
| 124 | }); |
| 125 | return response; |
| 126 | } |
| 127 | |
| 128 | @Override |
| 129 | public <M> void broadcast(M message, |
| 130 | MessageSubject subject, |
| 131 | Function<M, byte[]> encoder) { |
| 132 | multicast(message, |
| 133 | subject, |
| 134 | encoder, |
| 135 | clusterService.getNodes() |
| 136 | .stream() |
| 137 | .filter(node -> !Objects.equal(node, clusterService.getLocalNode())) |
| 138 | .map(ControllerNode::id) |
| 139 | .collect(Collectors.toSet())); |
| 140 | } |
| 141 | |
| 142 | @Override |
| 143 | public <M> void broadcastIncludeSelf(M message, |
| 144 | MessageSubject subject, |
| 145 | Function<M, byte[]> encoder) { |
| 146 | multicast(message, |
| 147 | subject, |
| 148 | encoder, |
| 149 | clusterService.getNodes() |
| 150 | .stream() |
| 151 | .map(ControllerNode::id) |
| 152 | .collect(Collectors.toSet())); |
| 153 | } |
| 154 | |
| 155 | @Override |
| 156 | public <M> boolean unicast(M message, |
| 157 | MessageSubject subject, |
| 158 | Function<M, byte[]> encoder, |
| 159 | NodeId toNodeId) { |
| 160 | byte[] payload = new ClusterMessage( |
| 161 | clusterService.getLocalNode().id(), |
| 162 | subject, |
| 163 | encoder.apply(message)).getBytes(); |
| 164 | return unicastUnchecked(subject, payload, toNodeId); |
| 165 | } |
| 166 | |
| 167 | @Override |
| 168 | public <M> void multicast(M message, |
| 169 | MessageSubject subject, |
| 170 | Function<M, byte[]> encoder, |
| 171 | Set<NodeId> nodes) { |
| 172 | byte[] payload = new ClusterMessage( |
| 173 | clusterService.getLocalNode().id(), |
| 174 | subject, |
| 175 | encoder.apply(message)).getBytes(); |
| 176 | nodes.forEach(nodeId -> unicastUnchecked(subject, payload, nodeId)); |
| 177 | } |
| 178 | |
| 179 | @Override |
| 180 | public <M, R> CompletableFuture<R> sendAndReceive(M message, |
| 181 | MessageSubject subject, |
| 182 | Function<M, byte[]> encoder, |
| 183 | Function<byte[], R> decoder, |
| 184 | NodeId toNodeId) { |
| 185 | ClusterMessage envelope = new ClusterMessage( |
| 186 | clusterService.getLocalNode().id(), |
| 187 | subject, |
| 188 | encoder.apply(message)); |
| 189 | return sendAndReceive(subject, envelope.getBytes(), toNodeId).thenApply(decoder); |
| 190 | } |
| 191 | |
| 192 | private boolean unicastUnchecked(MessageSubject subject, byte[] payload, NodeId toNodeId) { |
Yuta HIGUCHI | 7a8d4aa | 2014-10-07 17:37:11 -0700 | [diff] [blame] | 193 | ControllerNode node = clusterService.getNode(toNodeId); |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 194 | checkArgument(node != null, "Unknown nodeId: %s", toNodeId); |
Madan Jampani | 2e5f87b | 2015-02-22 10:37:15 -0800 | [diff] [blame] | 195 | Endpoint nodeEp = new Endpoint(node.ip(), node.tcpPort()); |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 196 | try { |
Brian O'Connor | 9b7a32d | 2015-02-19 16:03:45 -0800 | [diff] [blame] | 197 | messagingService.sendAsync(nodeEp, subject.value(), payload); |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 198 | return true; |
Yuta HIGUCHI | 053b7d7 | 2014-10-07 23:03:20 -0700 | [diff] [blame] | 199 | } catch (IOException e) { |
Madan Jampani | a14047d | 2015-02-25 12:23:02 -0800 | [diff] [blame] | 200 | log.debug("Failed to send cluster message to nodeId: " + toNodeId, e); |
Madan Jampani | 98c1760 | 2014-10-23 15:33:23 -0700 | [diff] [blame] | 201 | return false; |
| 202 | } |
| 203 | } |
| 204 | |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 205 | private CompletableFuture<byte[]> sendAndReceive(MessageSubject subject, byte[] payload, NodeId toNodeId) { |
Madan Jampani | 4a9cb6d | 2014-10-17 10:48:50 -0700 | [diff] [blame] | 206 | ControllerNode node = clusterService.getNode(toNodeId); |
| 207 | checkArgument(node != null, "Unknown nodeId: %s", toNodeId); |
Madan Jampani | 2e5f87b | 2015-02-22 10:37:15 -0800 | [diff] [blame] | 208 | Endpoint nodeEp = new Endpoint(node.ip(), node.tcpPort()); |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 209 | return messagingService.sendAndReceive(nodeEp, subject.value(), payload); |
Madan Jampani | 890bc35 | 2014-10-01 22:35:29 -0700 | [diff] [blame] | 210 | } |
| 211 | |
Yuta HIGUCHI | 76b54bf | 2014-11-07 01:56:55 -0800 | [diff] [blame] | 212 | @Override |
Madan Jampani | 2af244a | 2015-02-22 13:12:01 -0800 | [diff] [blame] | 213 | public void addSubscriber(MessageSubject subject, |
| 214 | ClusterMessageHandler subscriber, |
| 215 | ExecutorService executor) { |
Madan Jampani | c26eede | 2015-04-16 11:42:16 -0700 | [diff] [blame] | 216 | messagingService.registerHandler(subject.value(), |
| 217 | new InternalClusterMessageHandler(subscriber), |
| 218 | executor); |
Madan Jampani | 2af244a | 2015-02-22 13:12:01 -0800 | [diff] [blame] | 219 | } |
| 220 | |
| 221 | @Override |
Yuta HIGUCHI | 76b54bf | 2014-11-07 01:56:55 -0800 | [diff] [blame] | 222 | public void removeSubscriber(MessageSubject subject) { |
| 223 | messagingService.unregisterHandler(subject.value()); |
| 224 | } |
| 225 | |
Madan Jampani | 4a9cb6d | 2014-10-17 10:48:50 -0700 | [diff] [blame] | 226 | |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 227 | @Override |
| 228 | public <M, R> void addSubscriber(MessageSubject subject, |
| 229 | Function<byte[], M> decoder, |
| 230 | Function<M, R> handler, |
| 231 | Function<R, byte[]> encoder, |
Madan Jampani | ec5ae34 | 2015-04-13 15:43:10 -0700 | [diff] [blame] | 232 | Executor executor) { |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 233 | messagingService.registerHandler(subject.value(), |
| 234 | new InternalMessageResponder<>(decoder, encoder, handler), |
| 235 | executor); |
| 236 | } |
| 237 | |
| 238 | @Override |
| 239 | public <M> void addSubscriber(MessageSubject subject, |
| 240 | Function<byte[], M> decoder, |
| 241 | Consumer<M> handler, |
Madan Jampani | ec5ae34 | 2015-04-13 15:43:10 -0700 | [diff] [blame] | 242 | Executor executor) { |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 243 | messagingService.registerHandler(subject.value(), |
| 244 | new InternalMessageConsumer<>(decoder, handler), |
| 245 | executor); |
| 246 | } |
| 247 | |
Madan Jampani | c26eede | 2015-04-16 11:42:16 -0700 | [diff] [blame] | 248 | private class InternalClusterMessageHandler implements Function<byte[], byte[]> { |
| 249 | private ClusterMessageHandler handler; |
| 250 | |
| 251 | public InternalClusterMessageHandler(ClusterMessageHandler handler) { |
| 252 | this.handler = handler; |
| 253 | } |
| 254 | |
| 255 | @Override |
| 256 | public byte[] apply(byte[] bytes) { |
| 257 | ClusterMessage message = ClusterMessage.fromBytes(bytes); |
| 258 | handler.handle(message); |
| 259 | return message.response(); |
| 260 | } |
| 261 | } |
| 262 | |
| 263 | private class InternalMessageResponder<M, R> implements Function<byte[], byte[]> { |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 264 | private final Function<byte[], M> decoder; |
| 265 | private final Function<R, byte[]> encoder; |
| 266 | private final Function<M, R> handler; |
| 267 | |
| 268 | public InternalMessageResponder(Function<byte[], M> decoder, |
| 269 | Function<R, byte[]> encoder, |
| 270 | Function<M, R> handler) { |
| 271 | this.decoder = decoder; |
| 272 | this.encoder = encoder; |
| 273 | this.handler = handler; |
| 274 | } |
Madan Jampani | c26eede | 2015-04-16 11:42:16 -0700 | [diff] [blame] | 275 | |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 276 | @Override |
Madan Jampani | c26eede | 2015-04-16 11:42:16 -0700 | [diff] [blame] | 277 | public byte[] apply(byte[] bytes) { |
| 278 | R reply = handler.apply(decoder.apply(ClusterMessage.fromBytes(bytes).payload())); |
| 279 | return encoder.apply(reply); |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 280 | } |
| 281 | } |
| 282 | |
Madan Jampani | c26eede | 2015-04-16 11:42:16 -0700 | [diff] [blame] | 283 | private class InternalMessageConsumer<M> implements Consumer<byte[]> { |
Madan Jampani | 2bfa94c | 2015-04-11 05:03:49 -0700 | [diff] [blame] | 284 | private final Function<byte[], M> decoder; |
| 285 | private final Consumer<M> consumer; |
| 286 | |
| 287 | public InternalMessageConsumer(Function<byte[], M> decoder, Consumer<M> consumer) { |
| 288 | this.decoder = decoder; |
| 289 | this.consumer = consumer; |
| 290 | } |
Madan Jampani | 8a89509 | 2014-10-17 16:55:50 -0700 | [diff] [blame] | 291 | |
| 292 | @Override |
Madan Jampani | c26eede | 2015-04-16 11:42:16 -0700 | [diff] [blame] | 293 | public void accept(byte[] bytes) { |
| 294 | consumer.accept(decoder.apply(ClusterMessage.fromBytes(bytes).payload())); |
Madan Jampani | 8a89509 | 2014-10-17 16:55:50 -0700 | [diff] [blame] | 295 | } |
| 296 | } |
Madan Jampani | f5d263b | 2014-11-13 10:04:40 -0800 | [diff] [blame] | 297 | } |