Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 1 | /* |
Jonathan Hart | f4bd048 | 2017-01-27 15:11:18 -0800 | [diff] [blame] | 2 | * Copyright 2017-present Open Networking Laboratory |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -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 | */ |
Jonathan Hart | f4bd048 | 2017-01-27 15:11:18 -0800 | [diff] [blame] | 16 | |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 17 | package org.onosproject.routing.fpm; |
| 18 | |
Jonathan Hart | 6b04558 | 2016-02-03 10:00:08 -0800 | [diff] [blame] | 19 | import com.google.common.collect.ImmutableMap; |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 20 | import org.apache.felix.scr.annotations.Activate; |
| 21 | import org.apache.felix.scr.annotations.Component; |
| 22 | import org.apache.felix.scr.annotations.Deactivate; |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 23 | import org.apache.felix.scr.annotations.Modified; |
| 24 | import org.apache.felix.scr.annotations.Property; |
| 25 | import org.apache.felix.scr.annotations.Reference; |
| 26 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 27 | import org.apache.felix.scr.annotations.Service; |
| 28 | import org.jboss.netty.bootstrap.ServerBootstrap; |
| 29 | import org.jboss.netty.channel.Channel; |
| 30 | import org.jboss.netty.channel.ChannelException; |
| 31 | import org.jboss.netty.channel.ChannelFactory; |
| 32 | import org.jboss.netty.channel.ChannelPipeline; |
| 33 | import org.jboss.netty.channel.ChannelPipelineFactory; |
| 34 | import org.jboss.netty.channel.Channels; |
| 35 | import org.jboss.netty.channel.group.ChannelGroup; |
| 36 | import org.jboss.netty.channel.group.DefaultChannelGroup; |
| 37 | import org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory; |
| 38 | import org.onlab.packet.IpAddress; |
| 39 | import org.onlab.packet.IpPrefix; |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 40 | import org.onlab.util.KryoNamespace; |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 41 | import org.onlab.util.Tools; |
| 42 | import org.onosproject.cfg.ComponentConfigService; |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 43 | import org.onosproject.cluster.ClusterService; |
| 44 | import org.onosproject.cluster.NodeId; |
Jonathan Hart | d8b6849 | 2017-05-25 15:46:23 -0700 | [diff] [blame^] | 45 | import org.onosproject.core.CoreService; |
Jonathan Hart | 1ad75f2 | 2016-04-13 21:24:13 -0700 | [diff] [blame] | 46 | import org.onosproject.incubator.net.routing.Route; |
| 47 | import org.onosproject.incubator.net.routing.RouteAdminService; |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 48 | import org.onosproject.routing.fpm.protocol.FpmHeader; |
| 49 | import org.onosproject.routing.fpm.protocol.Netlink; |
| 50 | import org.onosproject.routing.fpm.protocol.RouteAttribute; |
| 51 | import org.onosproject.routing.fpm.protocol.RouteAttributeDst; |
| 52 | import org.onosproject.routing.fpm.protocol.RouteAttributeGateway; |
| 53 | import org.onosproject.routing.fpm.protocol.RtNetlink; |
Jonathan Hart | 916bf89 | 2016-01-27 16:42:55 -0800 | [diff] [blame] | 54 | import org.onosproject.routing.fpm.protocol.RtProtocol; |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 55 | import org.onosproject.store.serializers.KryoNamespaces; |
| 56 | import org.onosproject.store.service.ConsistentMap; |
| 57 | import org.onosproject.store.service.Serializer; |
| 58 | import org.onosproject.store.service.StorageService; |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 59 | import org.osgi.service.component.ComponentContext; |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 60 | import org.slf4j.Logger; |
| 61 | import org.slf4j.LoggerFactory; |
| 62 | |
| 63 | import java.net.InetSocketAddress; |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 64 | import java.util.Collection; |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 65 | import java.util.Dictionary; |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 66 | import java.util.HashSet; |
Jonathan Hart | 1ad75f2 | 2016-04-13 21:24:13 -0700 | [diff] [blame] | 67 | import java.util.LinkedList; |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 68 | import java.util.List; |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 69 | import java.util.Map; |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 70 | import java.util.Set; |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 71 | import java.util.concurrent.ConcurrentHashMap; |
| 72 | |
| 73 | import static java.util.concurrent.Executors.newCachedThreadPool; |
| 74 | import static org.onlab.util.Tools.groupedThreads; |
| 75 | |
| 76 | /** |
| 77 | * Forwarding Plane Manager (FPM) route source. |
| 78 | */ |
| 79 | @Service |
Jonathan Hart | f4bd048 | 2017-01-27 15:11:18 -0800 | [diff] [blame] | 80 | @Component(immediate = true) |
Jonathan Hart | 1ad75f2 | 2016-04-13 21:24:13 -0700 | [diff] [blame] | 81 | public class FpmManager implements FpmInfoService { |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 82 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 83 | |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 84 | private static final int FPM_PORT = 2620; |
Jonathan Hart | d8b6849 | 2017-05-25 15:46:23 -0700 | [diff] [blame^] | 85 | private static final String APP_NAME = "org.onosproject.fpm"; |
| 86 | |
| 87 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 88 | protected CoreService coreService; |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 89 | |
| 90 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 91 | protected ComponentConfigService componentConfigService; |
| 92 | |
Jonathan Hart | 1ad75f2 | 2016-04-13 21:24:13 -0700 | [diff] [blame] | 93 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 94 | protected RouteAdminService routeService; |
| 95 | |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 96 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 97 | protected ClusterService clusterService; |
| 98 | |
| 99 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 100 | protected StorageService storageService; |
| 101 | |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 102 | private ServerBootstrap serverBootstrap; |
| 103 | private Channel serverChannel; |
| 104 | private ChannelGroup allChannels = new DefaultChannelGroup(); |
| 105 | |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 106 | private ConsistentMap<FpmPeer, Set<FpmConnectionInfo>> peers; |
Jonathan Hart | 6b04558 | 2016-02-03 10:00:08 -0800 | [diff] [blame] | 107 | |
Jonathan Hart | b10f1e7 | 2017-05-02 16:36:26 -0700 | [diff] [blame] | 108 | private Map<FpmPeer, Map<IpPrefix, Route>> fpmRoutes = new ConcurrentHashMap<>(); |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 109 | |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 110 | @Property(name = "clearRoutes", boolValue = true, |
| 111 | label = "Whether to clear routes when the FPM connection goes down") |
| 112 | private boolean clearRoutes = true; |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 113 | |
| 114 | @Activate |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 115 | protected void activate(ComponentContext context) { |
Charles Chan | e792685 | 2017-02-02 11:41:19 -0800 | [diff] [blame] | 116 | componentConfigService.preSetProperty( |
| 117 | "org.onosproject.incubator.store.routing.impl.RouteStoreImpl", |
| 118 | "distributed", "true"); |
| 119 | |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 120 | componentConfigService.registerProperties(getClass()); |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 121 | |
| 122 | KryoNamespace serializer = KryoNamespace.newBuilder() |
| 123 | .register(KryoNamespaces.API) |
| 124 | .register(FpmPeer.class) |
| 125 | .register(FpmConnectionInfo.class) |
| 126 | .build(); |
| 127 | peers = storageService.<FpmPeer, Set<FpmConnectionInfo>>consistentMapBuilder() |
| 128 | .withName("fpm-connections") |
| 129 | .withSerializer(Serializer.using(serializer)) |
| 130 | .build(); |
| 131 | |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 132 | modified(context); |
Jonathan Hart | 1ad75f2 | 2016-04-13 21:24:13 -0700 | [diff] [blame] | 133 | startServer(); |
Jonathan Hart | d8b6849 | 2017-05-25 15:46:23 -0700 | [diff] [blame^] | 134 | |
| 135 | coreService.registerApplication(APP_NAME, peers::destroy); |
| 136 | |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 137 | log.info("Started"); |
| 138 | } |
| 139 | |
| 140 | @Deactivate |
| 141 | protected void deactivate() { |
Charles Chan | e792685 | 2017-02-02 11:41:19 -0800 | [diff] [blame] | 142 | componentConfigService.preSetProperty( |
| 143 | "org.onosproject.incubator.store.routing.impl.RouteStoreImpl", |
| 144 | "distributed", "false"); |
| 145 | |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 146 | stopServer(); |
Jonathan Hart | 1ad75f2 | 2016-04-13 21:24:13 -0700 | [diff] [blame] | 147 | fpmRoutes.clear(); |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 148 | componentConfigService.unregisterProperties(getClass(), false); |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 149 | log.info("Stopped"); |
| 150 | } |
| 151 | |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 152 | @Modified |
| 153 | protected void modified(ComponentContext context) { |
| 154 | Dictionary<?, ?> properties = context.getProperties(); |
| 155 | if (properties == null) { |
| 156 | return; |
| 157 | } |
| 158 | String strClearRoutes = Tools.get(properties, "clearRoutes"); |
| 159 | clearRoutes = Boolean.parseBoolean(strClearRoutes); |
| 160 | |
| 161 | log.info("clearRoutes set to {}", clearRoutes); |
| 162 | } |
| 163 | |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 164 | private void startServer() { |
| 165 | ChannelFactory channelFactory = new NioServerSocketChannelFactory( |
Yuta HIGUCHI | 1624df1 | 2016-07-21 16:54:33 -0700 | [diff] [blame] | 166 | newCachedThreadPool(groupedThreads("onos/fpm", "sm-boss-%d", log)), |
| 167 | newCachedThreadPool(groupedThreads("onos/fpm", "sm-worker-%d", log))); |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 168 | ChannelPipelineFactory pipelineFactory = () -> { |
| 169 | // Allocate a new session per connection |
| 170 | FpmSessionHandler fpmSessionHandler = |
| 171 | new FpmSessionHandler(new InternalFpmListener()); |
| 172 | FpmFrameDecoder fpmFrameDecoder = |
| 173 | new FpmFrameDecoder(); |
| 174 | |
| 175 | // Setup the processing pipeline |
| 176 | ChannelPipeline pipeline = Channels.pipeline(); |
| 177 | pipeline.addLast("FpmFrameDecoder", fpmFrameDecoder); |
| 178 | pipeline.addLast("FpmSession", fpmSessionHandler); |
| 179 | return pipeline; |
| 180 | }; |
| 181 | |
| 182 | InetSocketAddress listenAddress = new InetSocketAddress(FPM_PORT); |
| 183 | |
| 184 | serverBootstrap = new ServerBootstrap(channelFactory); |
| 185 | serverBootstrap.setOption("child.reuseAddr", true); |
| 186 | serverBootstrap.setOption("child.keepAlive", true); |
| 187 | serverBootstrap.setOption("child.tcpNoDelay", true); |
| 188 | serverBootstrap.setPipelineFactory(pipelineFactory); |
| 189 | try { |
| 190 | serverChannel = serverBootstrap.bind(listenAddress); |
| 191 | allChannels.add(serverChannel); |
| 192 | } catch (ChannelException e) { |
| 193 | log.debug("Exception binding to FPM port {}: ", |
| 194 | listenAddress.getPort(), e); |
| 195 | stopServer(); |
| 196 | } |
| 197 | } |
| 198 | |
| 199 | private void stopServer() { |
| 200 | allChannels.close().awaitUninterruptibly(); |
| 201 | allChannels.clear(); |
| 202 | if (serverBootstrap != null) { |
| 203 | serverBootstrap.releaseExternalResources(); |
| 204 | } |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 205 | |
| 206 | if (clearRoutes) { |
Jonathan Hart | b10f1e7 | 2017-05-02 16:36:26 -0700 | [diff] [blame] | 207 | peers.keySet().forEach(this::clearRoutes); |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 208 | } |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 209 | } |
| 210 | |
Jonathan Hart | b10f1e7 | 2017-05-02 16:36:26 -0700 | [diff] [blame] | 211 | private void fpmMessage(FpmPeer peer, FpmHeader fpmMessage) { |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 212 | Netlink netlink = fpmMessage.netlink(); |
| 213 | RtNetlink rtNetlink = netlink.rtNetlink(); |
| 214 | |
| 215 | if (log.isTraceEnabled()) { |
| 216 | log.trace("Received FPM message: {}", fpmMessage); |
| 217 | } |
| 218 | |
Jonathan Hart | b3dad10 | 2016-03-01 17:42:26 -0800 | [diff] [blame] | 219 | if (!(rtNetlink.protocol() == RtProtocol.ZEBRA || |
| 220 | rtNetlink.protocol() == RtProtocol.UNSPEC)) { |
Jonathan Hart | 916bf89 | 2016-01-27 16:42:55 -0800 | [diff] [blame] | 221 | log.trace("Ignoring non-zebra route"); |
| 222 | return; |
| 223 | } |
| 224 | |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 225 | IpAddress dstAddress = null; |
| 226 | IpAddress gateway = null; |
| 227 | |
| 228 | for (RouteAttribute attribute : rtNetlink.attributes()) { |
| 229 | if (attribute.type() == RouteAttribute.RTA_DST) { |
| 230 | RouteAttributeDst raDst = (RouteAttributeDst) attribute; |
| 231 | dstAddress = raDst.dstAddress(); |
| 232 | } else if (attribute.type() == RouteAttribute.RTA_GATEWAY) { |
| 233 | RouteAttributeGateway raGateway = (RouteAttributeGateway) attribute; |
| 234 | gateway = raGateway.gateway(); |
| 235 | } |
| 236 | } |
| 237 | |
| 238 | if (dstAddress == null) { |
| 239 | log.error("Dst address missing!"); |
| 240 | return; |
| 241 | } |
| 242 | |
| 243 | IpPrefix prefix = IpPrefix.valueOf(dstAddress, rtNetlink.dstLength()); |
| 244 | |
Jonathan Hart | 1ad75f2 | 2016-04-13 21:24:13 -0700 | [diff] [blame] | 245 | List<Route> updates = new LinkedList<>(); |
| 246 | List<Route> withdraws = new LinkedList<>(); |
| 247 | |
| 248 | Route route; |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 249 | switch (netlink.type()) { |
| 250 | case RTM_NEWROUTE: |
| 251 | if (gateway == null) { |
| 252 | // We ignore interface routes with no gateway for now. |
| 253 | return; |
| 254 | } |
Jonathan Hart | 10dbafd | 2017-05-18 15:53:03 -0700 | [diff] [blame] | 255 | route = new Route(Route.Source.FPM, prefix, gateway, clusterService.getLocalNode().id()); |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 256 | |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 257 | |
Jonathan Hart | b10f1e7 | 2017-05-02 16:36:26 -0700 | [diff] [blame] | 258 | Route oldRoute = fpmRoutes.get(peer).put(prefix, route); |
| 259 | |
| 260 | if (oldRoute != null) { |
| 261 | log.trace("Swapping {} with {}", oldRoute, route); |
| 262 | withdraws.add(oldRoute); |
| 263 | } |
Jonathan Hart | 1ad75f2 | 2016-04-13 21:24:13 -0700 | [diff] [blame] | 264 | updates.add(route); |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 265 | break; |
| 266 | case RTM_DELROUTE: |
Jonathan Hart | b10f1e7 | 2017-05-02 16:36:26 -0700 | [diff] [blame] | 267 | Route existing = fpmRoutes.get(peer).remove(prefix); |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 268 | if (existing == null) { |
| 269 | log.warn("Got delete for non-existent prefix"); |
| 270 | return; |
| 271 | } |
| 272 | |
Jonathan Hart | 10dbafd | 2017-05-18 15:53:03 -0700 | [diff] [blame] | 273 | route = new Route(Route.Source.FPM, prefix, existing.nextHop(), clusterService.getLocalNode().id()); |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 274 | |
Jonathan Hart | 1ad75f2 | 2016-04-13 21:24:13 -0700 | [diff] [blame] | 275 | withdraws.add(route); |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 276 | break; |
| 277 | case RTM_GETROUTE: |
| 278 | default: |
| 279 | break; |
| 280 | } |
| 281 | |
Jonathan Hart | 1ad75f2 | 2016-04-13 21:24:13 -0700 | [diff] [blame] | 282 | routeService.withdraw(withdraws); |
| 283 | routeService.update(updates); |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 284 | } |
| 285 | |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 286 | |
Jonathan Hart | b10f1e7 | 2017-05-02 16:36:26 -0700 | [diff] [blame] | 287 | private void clearRoutes(FpmPeer peer) { |
| 288 | log.info("Clearing all routes for peer {}", peer); |
| 289 | Map<IpPrefix, Route> routes = fpmRoutes.remove(peer); |
| 290 | if (routes != null) { |
| 291 | routeService.withdraw(routes.values()); |
| 292 | } |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 293 | } |
| 294 | |
Jonathan Hart | 6b04558 | 2016-02-03 10:00:08 -0800 | [diff] [blame] | 295 | @Override |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 296 | public Map<FpmPeer, Collection<FpmConnectionInfo>> peers() { |
| 297 | return ImmutableMap.<FpmPeer, Collection<FpmConnectionInfo>>builder() |
| 298 | .putAll(peers.asJavaMap()) |
| 299 | .build(); |
Jonathan Hart | 6b04558 | 2016-02-03 10:00:08 -0800 | [diff] [blame] | 300 | } |
| 301 | |
| 302 | private class InternalFpmListener implements FpmListener { |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 303 | @Override |
Jonathan Hart | b10f1e7 | 2017-05-02 16:36:26 -0700 | [diff] [blame] | 304 | public void fpmMessage(FpmPeer peer, FpmHeader fpmMessage) { |
| 305 | FpmManager.this.fpmMessage(peer, fpmMessage); |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 306 | } |
Jonathan Hart | 6b04558 | 2016-02-03 10:00:08 -0800 | [diff] [blame] | 307 | |
| 308 | @Override |
Jonathan Hart | b10f1e7 | 2017-05-02 16:36:26 -0700 | [diff] [blame] | 309 | public boolean peerConnected(FpmPeer peer) { |
| 310 | if (peers.keySet().contains(peer)) { |
Jonathan Hart | 6b04558 | 2016-02-03 10:00:08 -0800 | [diff] [blame] | 311 | return false; |
| 312 | } |
| 313 | |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 314 | NodeId localNode = clusterService.getLocalNode().id(); |
| 315 | peers.compute(peer, (p, infos) -> { |
| 316 | if (infos == null) { |
| 317 | infos = new HashSet<>(); |
| 318 | } |
| 319 | |
| 320 | infos.add(new FpmConnectionInfo(localNode, peer, System.currentTimeMillis())); |
| 321 | return infos; |
| 322 | }); |
| 323 | |
Jonathan Hart | b10f1e7 | 2017-05-02 16:36:26 -0700 | [diff] [blame] | 324 | fpmRoutes.computeIfAbsent(peer, p -> new ConcurrentHashMap<>()); |
Jonathan Hart | 6b04558 | 2016-02-03 10:00:08 -0800 | [diff] [blame] | 325 | return true; |
| 326 | } |
| 327 | |
| 328 | @Override |
Jonathan Hart | b10f1e7 | 2017-05-02 16:36:26 -0700 | [diff] [blame] | 329 | public void peerDisconnected(FpmPeer peer) { |
| 330 | log.info("FPM connection to {} went down", peer); |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 331 | |
| 332 | if (clearRoutes) { |
Jonathan Hart | b10f1e7 | 2017-05-02 16:36:26 -0700 | [diff] [blame] | 333 | clearRoutes(peer); |
Jonathan Hart | 1af5a7a | 2016-02-15 08:51:27 -0800 | [diff] [blame] | 334 | } |
| 335 | |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 336 | peers.compute(peer, (p, infos) -> { |
Jonathan Hart | d8b6849 | 2017-05-25 15:46:23 -0700 | [diff] [blame^] | 337 | if (infos == null) { |
| 338 | return null; |
| 339 | } |
| 340 | |
Jonathan Hart | dc7e76c | 2017-03-27 11:35:34 -0700 | [diff] [blame] | 341 | infos.stream() |
| 342 | .filter(i -> i.connectedTo().equals(clusterService.getLocalNode().id())) |
| 343 | .findAny() |
| 344 | .ifPresent(i -> infos.remove(i)); |
| 345 | |
| 346 | if (infos.isEmpty()) { |
| 347 | return null; |
| 348 | } |
| 349 | |
| 350 | return infos; |
| 351 | }); |
Jonathan Hart | 6b04558 | 2016-02-03 10:00:08 -0800 | [diff] [blame] | 352 | } |
Jonathan Hart | 3930f63 | 2015-10-19 12:12:51 -0700 | [diff] [blame] | 353 | } |
| 354 | |
| 355 | } |