Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Foundation |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [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 | */ |
| 16 | package org.onosproject.tetopology.management.impl; |
| 17 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 18 | import com.google.common.base.MoreObjects; |
| 19 | import com.google.common.collect.Lists; |
| 20 | import com.google.common.collect.Maps; |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 21 | import org.apache.commons.collections.CollectionUtils; |
| 22 | import org.apache.commons.collections.MapUtils; |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 23 | import org.onlab.packet.Ip4Address; |
| 24 | import org.onosproject.app.ApplicationException; |
| 25 | import org.onosproject.core.ApplicationId; |
| 26 | import org.onosproject.core.CoreService; |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 27 | import org.onosproject.net.DeviceId; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 28 | import org.onosproject.net.config.ConfigException; |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 29 | import org.onosproject.net.config.ConfigFactory; |
| 30 | import org.onosproject.net.config.NetworkConfigEvent; |
| 31 | import org.onosproject.net.config.NetworkConfigListener; |
| 32 | import org.onosproject.net.config.NetworkConfigRegistry; |
| 33 | import org.onosproject.net.device.DeviceProviderRegistry; |
| 34 | import org.onosproject.net.device.DeviceService; |
| 35 | import org.onosproject.net.link.LinkProviderRegistry; |
| 36 | import org.onosproject.net.link.LinkService; |
| 37 | import org.onosproject.net.provider.AbstractListenerProviderRegistry; |
| 38 | import org.onosproject.net.provider.AbstractProviderService; |
| 39 | import org.onosproject.tetopology.management.api.CommonTopologyData; |
| 40 | import org.onosproject.tetopology.management.api.DefaultNetwork; |
| 41 | import org.onosproject.tetopology.management.api.DefaultNetworks; |
| 42 | import org.onosproject.tetopology.management.api.DefaultTeTopologies; |
| 43 | import org.onosproject.tetopology.management.api.DefaultTeTopology; |
| 44 | import org.onosproject.tetopology.management.api.KeyId; |
| 45 | import org.onosproject.tetopology.management.api.Network; |
| 46 | import org.onosproject.tetopology.management.api.Networks; |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 47 | import org.onosproject.tetopology.management.api.TeConstants; |
| 48 | import org.onosproject.tetopology.management.api.TeTopologies; |
| 49 | import org.onosproject.tetopology.management.api.TeTopology; |
| 50 | import org.onosproject.tetopology.management.api.TeTopologyEvent; |
| 51 | import org.onosproject.tetopology.management.api.TeTopologyKey; |
| 52 | import org.onosproject.tetopology.management.api.TeTopologyListener; |
| 53 | import org.onosproject.tetopology.management.api.TeTopologyProvider; |
| 54 | import org.onosproject.tetopology.management.api.TeTopologyProviderRegistry; |
| 55 | import org.onosproject.tetopology.management.api.TeTopologyProviderService; |
| 56 | import org.onosproject.tetopology.management.api.TeTopologyService; |
| 57 | import org.onosproject.tetopology.management.api.link.CommonLinkData; |
| 58 | import org.onosproject.tetopology.management.api.link.DefaultTeLink; |
| 59 | import org.onosproject.tetopology.management.api.link.ExternalLink; |
| 60 | import org.onosproject.tetopology.management.api.link.LinkBandwidth; |
| 61 | import org.onosproject.tetopology.management.api.link.NetworkLink; |
| 62 | import org.onosproject.tetopology.management.api.link.NetworkLinkEventSubject; |
| 63 | import org.onosproject.tetopology.management.api.link.NetworkLinkKey; |
| 64 | import org.onosproject.tetopology.management.api.link.TeLink; |
| 65 | import org.onosproject.tetopology.management.api.link.TeLinkEventSubject; |
| 66 | import org.onosproject.tetopology.management.api.link.TeLinkTpGlobalKey; |
| 67 | import org.onosproject.tetopology.management.api.link.TeLinkTpKey; |
| 68 | import org.onosproject.tetopology.management.api.link.TePathAttributes; |
| 69 | import org.onosproject.tetopology.management.api.link.UnderlayPath; |
| 70 | import org.onosproject.tetopology.management.api.node.CommonNodeData; |
| 71 | import org.onosproject.tetopology.management.api.node.ConnectivityMatrix; |
| 72 | import org.onosproject.tetopology.management.api.node.DefaultTeNode; |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 73 | import org.onosproject.tetopology.management.api.node.DefaultTunnelTerminationPoint; |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 74 | import org.onosproject.tetopology.management.api.node.NetworkNode; |
| 75 | import org.onosproject.tetopology.management.api.node.NetworkNodeEventSubject; |
| 76 | import org.onosproject.tetopology.management.api.node.NetworkNodeKey; |
| 77 | import org.onosproject.tetopology.management.api.node.TeNode; |
| 78 | import org.onosproject.tetopology.management.api.node.TeNodeEventSubject; |
| 79 | import org.onosproject.tetopology.management.api.node.TeNodeKey; |
| 80 | import org.onosproject.tetopology.management.api.node.TerminationPoint; |
| 81 | import org.onosproject.tetopology.management.api.node.TerminationPointKey; |
| 82 | import org.onosproject.tetopology.management.api.node.TtpKey; |
| 83 | import org.onosproject.tetopology.management.api.node.TunnelTerminationPoint; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 84 | import org.osgi.service.component.annotations.Activate; |
| 85 | import org.osgi.service.component.annotations.Component; |
| 86 | import org.osgi.service.component.annotations.Deactivate; |
| 87 | import org.osgi.service.component.annotations.Reference; |
| 88 | import org.osgi.service.component.annotations.ReferenceCardinality; |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 89 | import org.slf4j.Logger; |
| 90 | import org.slf4j.LoggerFactory; |
| 91 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 92 | import java.util.BitSet; |
| 93 | import java.util.List; |
| 94 | import java.util.Map; |
| 95 | import java.util.concurrent.ExecutorService; |
| 96 | |
| 97 | import static java.util.concurrent.Executors.newFixedThreadPool; |
| 98 | import static org.onlab.util.Tools.groupedThreads; |
| 99 | import static org.onosproject.net.config.NetworkConfigEvent.Type.CONFIG_ADDED; |
| 100 | import static org.onosproject.net.config.NetworkConfigEvent.Type.CONFIG_UPDATED; |
| 101 | import static org.onosproject.net.config.basics.SubjectFactories.APP_SUBJECT_FACTORY; |
| 102 | import static org.onosproject.tetopology.management.api.OptimizationType.NOT_OPTIMIZED; |
| 103 | import static org.onosproject.tetopology.management.api.TeTopology.BIT_CUSTOMIZED; |
| 104 | import static org.onosproject.tetopology.management.api.TeTopology.BIT_LEARNT; |
| 105 | import static org.onosproject.tetopology.management.api.TeTopology.BIT_MERGED; |
| 106 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.LINK_ADDED; |
| 107 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.LINK_REMOVED; |
| 108 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.LINK_UPDATED; |
| 109 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.NETWORK_ADDED; |
| 110 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.NETWORK_REMOVED; |
| 111 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.NODE_ADDED; |
| 112 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.NODE_REMOVED; |
| 113 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.NODE_UPDATED; |
| 114 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.TE_LINK_ADDED; |
| 115 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.TE_LINK_REMOVED; |
| 116 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.TE_LINK_UPDATED; |
| 117 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.TE_NODE_ADDED; |
| 118 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.TE_NODE_REMOVED; |
| 119 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.TE_NODE_UPDATED; |
| 120 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.TE_TOPOLOGY_ADDED; |
| 121 | import static org.onosproject.tetopology.management.api.TeTopologyEvent.Type.TE_TOPOLOGY_REMOVED; |
| 122 | import static org.onosproject.tetopology.management.api.link.TeLink.BIT_ACCESS_INTERDOMAIN; |
| 123 | import static org.onosproject.tetopology.management.impl.TeMgrUtil.linkBuilder; |
| 124 | import static org.onosproject.tetopology.management.impl.TeMgrUtil.networkBuilder; |
| 125 | import static org.onosproject.tetopology.management.impl.TeMgrUtil.networkLinkKey; |
| 126 | import static org.onosproject.tetopology.management.impl.TeMgrUtil.networkNodeKey; |
| 127 | import static org.onosproject.tetopology.management.impl.TeMgrUtil.nodeBuilder; |
| 128 | import static org.onosproject.tetopology.management.impl.TeMgrUtil.toNetworkId; |
| 129 | import static org.onosproject.tetopology.management.impl.TeMgrUtil.toNetworkLinkId; |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 130 | |
| 131 | /** |
| 132 | * Implementation of the topology management service. |
| 133 | */ |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 134 | @Component(immediate = true, service = { TeTopologyService.class, TeTopologyProviderRegistry.class }) |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 135 | public class TeTopologyManager |
| 136 | extends AbstractListenerProviderRegistry<TeTopologyEvent, TeTopologyListener, |
| 137 | TeTopologyProvider, TeTopologyProviderService> |
| 138 | implements TeTopologyService, TeTopologyProviderRegistry { |
| 139 | private static final String APP_NAME = "org.onosproject.tetopology"; |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 140 | private static final long DEFAULT_PROVIDER_ID = 77777; |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 141 | private static final long DEFAULT_CLIENT_ID = 0x00L; |
| 142 | private long providerId = DEFAULT_PROVIDER_ID; |
| 143 | private static final int MAX_THREADS = 1; |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 144 | private static final Ip4Address DEFAULT_TENODE_ID_START = Ip4Address.valueOf("10.10.10.10"); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 145 | private static final Ip4Address DEFAULT_TENODE_ID_END = Ip4Address.valueOf("250.250.250.250"); |
| 146 | private Ip4Address teNodeIpStart = DEFAULT_TENODE_ID_START; |
| 147 | private Ip4Address teNodeIpEnd = DEFAULT_TENODE_ID_END; |
| 148 | private long nextTeNodeId = teNodeIpStart.toInt(); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 149 | private boolean mdsc = true; |
| 150 | private static final String MDSC_MODE = "true"; |
| 151 | |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 152 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 153 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 154 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 155 | protected CoreService coreService; |
| 156 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 157 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 158 | protected NetworkConfigRegistry cfgService; |
| 159 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 160 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 161 | protected DeviceService deviceService; |
| 162 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 163 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 164 | protected LinkService linkService; |
| 165 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 166 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 167 | protected DeviceProviderRegistry deviceProviderRegistry; |
| 168 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 169 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 170 | protected LinkProviderRegistry linkProviderRegistry; |
| 171 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 172 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 173 | public TeTopologyStore store; |
| 174 | |
| 175 | private TeTopologyStoreDelegate delegate = this::post; |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 176 | private final ConfigFactory<ApplicationId, TeTopologyConfig> factory = |
| 177 | new ConfigFactory<ApplicationId, TeTopologyConfig>(APP_SUBJECT_FACTORY, |
| 178 | TeTopologyConfig.class, |
| 179 | "teTopologyCfg", |
| 180 | false) { |
| 181 | @Override |
| 182 | public TeTopologyConfig createConfig() { |
| 183 | return new TeTopologyConfig(); |
| 184 | } |
| 185 | }; |
| 186 | private final NetworkConfigListener cfgLister = new InternalConfigListener(); |
| 187 | private ApplicationId appId; |
| 188 | // The topology merged in MDSC |
| 189 | private TeTopology mergedTopology = null; |
| 190 | private TeTopologyKey mergedTopologyKey; |
| 191 | private Network mergedNetwork = null; |
| 192 | // Track new TE node id by its source TE node key |
| 193 | private Map<TeNodeKey, Long> sourceNewTeNodeIdMap = Maps.newHashMap(); |
| 194 | // Track the external link keys by the plugId |
| 195 | private Map<Long, LinkKeyPair> externalLinkMap = Maps.newHashMap(); |
| 196 | private ExecutorService executor; |
| 197 | |
| 198 | /** |
| 199 | * Activation helper function. |
| 200 | */ |
| 201 | public void activateBasics() { |
| 202 | store.setDelegate(delegate); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 203 | store.setProviderId(providerId); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 204 | eventDispatcher.addSink(TeTopologyEvent.class, listenerRegistry); |
| 205 | } |
| 206 | |
| 207 | /** |
| 208 | * Deactivation helper function. |
| 209 | */ |
| 210 | public void deactivateBasics() { |
| 211 | store.unsetDelegate(delegate); |
| 212 | eventDispatcher.removeSink(TeTopologyEvent.class); |
| 213 | } |
| 214 | |
| 215 | @Activate |
| 216 | public void activate() { |
| 217 | activateBasics(); |
| 218 | appId = coreService.registerApplication(APP_NAME); |
| 219 | cfgService.registerConfigFactory(factory); |
| 220 | executor = newFixedThreadPool(MAX_THREADS, groupedThreads("onos/tetopology", "build-%d", log)); |
| 221 | |
| 222 | cfgService.addListener(cfgLister); |
| 223 | executor.execute(new TopologyMergerTask()); |
| 224 | log.info("Started"); |
| 225 | } |
| 226 | |
| 227 | @Deactivate |
| 228 | public void deactivate() { |
| 229 | deactivateBasics(); |
| 230 | externalLinkMap.clear(); |
| 231 | cfgService.removeListener(cfgLister); |
| 232 | cfgService.unregisterConfigFactory(factory); |
| 233 | executor.shutdownNow(); |
| 234 | executor = null; |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 235 | log.info("Stopped"); |
| 236 | } |
| 237 | |
| 238 | @Override |
| 239 | protected TeTopologyProviderService createProviderService(TeTopologyProvider provider) { |
| 240 | return new InternalTopologyProviderService(provider); |
| 241 | } |
| 242 | |
| 243 | private class InternalTopologyProviderService |
| 244 | extends AbstractProviderService<TeTopologyProvider> |
| 245 | implements TeTopologyProviderService { |
| 246 | |
| 247 | protected InternalTopologyProviderService(TeTopologyProvider provider) { |
| 248 | super(provider); |
| 249 | } |
| 250 | |
| 251 | @Override |
| 252 | public void networkUpdated(Network network) { |
| 253 | store.updateNetwork(network); |
| 254 | } |
| 255 | |
| 256 | @Override |
| 257 | public void networkRemoved(KeyId networkId) { |
| 258 | store.removeNetwork(networkId); |
| 259 | } |
| 260 | |
| 261 | @Override |
| 262 | public void linkUpdated(NetworkLinkKey linkKey, NetworkLink link) { |
| 263 | store.updateNetworkLink(linkKey, link); |
| 264 | } |
| 265 | |
| 266 | @Override |
| 267 | public void linkRemoved(NetworkLinkKey linkKey) { |
| 268 | store.removeNetworkLink(linkKey); |
| 269 | } |
| 270 | |
| 271 | @Override |
| 272 | public void nodeUpdated(NetworkNodeKey nodeKey, NetworkNode node) { |
| 273 | store.updateNetworkNode(nodeKey, node); |
| 274 | } |
| 275 | |
| 276 | @Override |
| 277 | public void nodeRemoved(NetworkNodeKey nodeKey) { |
| 278 | store.removeNetworkNode(nodeKey); |
| 279 | } |
| 280 | |
| 281 | @Override |
| 282 | public void terminationPointUpdated(TerminationPointKey terminationPointKey, |
| 283 | TerminationPoint terminationPoint) { |
| 284 | store.updateTerminationPoint(terminationPointKey, terminationPoint); |
| 285 | } |
| 286 | |
| 287 | @Override |
| 288 | public void terminationPointRemoved(TerminationPointKey terminationPointKey) { |
| 289 | store.removeTerminationPoint(terminationPointKey); |
| 290 | } |
| 291 | } |
| 292 | |
| 293 | private boolean isCustomizedLearnedTopology(TeTopologyKey key) { |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 294 | if (store.teTopology(key).flags().get(BIT_CUSTOMIZED) && |
| 295 | store.teTopology(key).flags().get(BIT_LEARNT)) { |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 296 | return true; |
| 297 | } |
| 298 | return false; |
| 299 | } |
| 300 | |
| 301 | // Task for merge the learned topology. |
| 302 | private class TopologyMergerTask implements Runnable { |
| 303 | |
| 304 | public TopologyMergerTask() { |
| 305 | } |
| 306 | |
| 307 | @Override |
| 308 | public void run() { |
| 309 | try { |
| 310 | TeTopologyMapEvent event; |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 311 | while ((event = store.mapEventQueue().take()) != null) { |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 312 | switch (event.type()) { |
| 313 | case TE_TOPOLOGY_ADDED: |
| 314 | case TE_TOPOLOGY_UPDATED: |
| 315 | TeTopology teTopology = store.teTopology(event.teTopologyKey()); |
| 316 | post(new TeTopologyEvent(event.type(), teTopology)); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 317 | if (mdsc && event.type() == TE_TOPOLOGY_ADDED && |
| 318 | teTopology.flags().get(BIT_CUSTOMIZED) && |
| 319 | teTopology.flags().get(BIT_LEARNT)) { |
| 320 | log.debug("TeTopology to be merged: {}", teTopology); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 321 | mergeTopology(teTopology); |
| 322 | } |
| 323 | break; |
| 324 | case TE_TOPOLOGY_REMOVED: |
| 325 | post(new TeTopologyEvent(TE_TOPOLOGY_REMOVED, |
| 326 | new DefaultTeTopology(event.teTopologyKey(), |
| 327 | null, null, null, null))); |
| 328 | break; |
| 329 | case TE_NODE_ADDED: |
| 330 | case TE_NODE_UPDATED: |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 331 | if (store.teTopology(event.teNodeKey().teTopologyKey()) == null) { |
| 332 | // Event should be ignored when the topology is not there. |
| 333 | break; |
| 334 | } |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 335 | TeNode teNode = store.teNode(event.teNodeKey()); |
| 336 | post(new TeTopologyEvent(event.type(), |
| 337 | new TeNodeEventSubject(event.teNodeKey(), teNode))); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 338 | if (mdsc && isCustomizedLearnedTopology(event.teNodeKey().teTopologyKey())) { |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 339 | updateSourceTeNode(mergedTopology.teNodes(), |
| 340 | event.teNodeKey().teTopologyKey(), teNode, true); |
| 341 | } |
| 342 | break; |
| 343 | case TE_NODE_REMOVED: |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 344 | if (store.teTopology(event.teNodeKey().teTopologyKey()) == null) { |
| 345 | // Event should be ignored when the topology is not there. |
| 346 | break; |
| 347 | } |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 348 | post(new TeTopologyEvent(TE_NODE_REMOVED, |
| 349 | new TeNodeEventSubject(event.teNodeKey(), null))); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 350 | if (mdsc && isCustomizedLearnedTopology(event.teNodeKey().teTopologyKey())) { |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 351 | removeSourceTeNode(mergedTopology.teNodes(), event.teNodeKey(), true); |
| 352 | } |
| 353 | break; |
| 354 | case TE_LINK_ADDED: |
| 355 | case TE_LINK_UPDATED: |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 356 | if (store.teTopology(event.teLinkKey().teTopologyKey()) == null || |
| 357 | store.teNode(event.teLinkKey().teNodeKey()) == null) { |
| 358 | // Event should be ignored when the topology or node is not there. |
| 359 | break; |
| 360 | } |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 361 | TeLink teLink = store.teLink(event.teLinkKey()); |
| 362 | post(new TeTopologyEvent(event.type(), |
| 363 | new TeLinkEventSubject(event.teLinkKey(), teLink))); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 364 | if (mdsc && isCustomizedLearnedTopology(event.teLinkKey().teTopologyKey())) { |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 365 | Map<TeLinkTpKey, TeLink> teLinks = Maps.newHashMap(mergedTopology.teLinks()); |
| 366 | updateSourceTeLink(teLinks, event.teLinkKey().teTopologyKey(), teLink, true); |
| 367 | updateMergedTopology(mergedTopology.teNodes(), teLinks); |
| 368 | } |
| 369 | break; |
| 370 | case TE_LINK_REMOVED: |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 371 | if (store.teTopology(event.teLinkKey().teTopologyKey()) == null || |
| 372 | store.teNode(event.teLinkKey().teNodeKey()) == null) { |
| 373 | // Event should be ignored when the topology or node is not there. |
| 374 | break; |
| 375 | } |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 376 | post(new TeTopologyEvent(TE_LINK_REMOVED, |
| 377 | new TeLinkEventSubject(event.teLinkKey(), null))); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 378 | if (mdsc && isCustomizedLearnedTopology(event.teLinkKey().teTopologyKey())) { |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 379 | Map<TeLinkTpKey, TeLink> teLinks = Maps.newHashMap(mergedTopology.teLinks()); |
| 380 | removeSourceTeLink(teLinks, event.teLinkKey(), true); |
| 381 | updateMergedTopology(mergedTopology.teNodes(), teLinks); |
| 382 | } |
| 383 | break; |
| 384 | case NETWORK_ADDED: |
| 385 | case NETWORK_UPDATED: |
| 386 | Network network = store.network(event.networkKey()); |
| 387 | post(new TeTopologyEvent(event.type(), network)); |
| 388 | break; |
| 389 | case NETWORK_REMOVED: |
| 390 | post(new TeTopologyEvent(NETWORK_REMOVED, |
Aihua Guo | 0bc1209 | 2017-02-10 09:53:55 -0500 | [diff] [blame] | 391 | new DefaultNetwork(event.networkKey(), null, null, |
| 392 | null, null, false, null, |
| 393 | NOT_OPTIMIZED))); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 394 | break; |
| 395 | case NODE_ADDED: |
| 396 | case NODE_UPDATED: |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 397 | if (store.network(event.networkNodeKey().networkId()) == null) { |
| 398 | // Event should be ignored when the network is not there. |
| 399 | break; |
| 400 | } |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 401 | NetworkNode node = store.networkNode(event.networkNodeKey()); |
| 402 | post(new TeTopologyEvent(event.type(), |
| 403 | new NetworkNodeEventSubject(event.networkNodeKey(), node))); |
| 404 | break; |
| 405 | case NODE_REMOVED: |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 406 | if (store.network(event.networkNodeKey().networkId()) == null) { |
| 407 | // Event should be ignored when the network is not there. |
| 408 | break; |
| 409 | } |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 410 | post(new TeTopologyEvent(NODE_REMOVED, |
| 411 | new NetworkNodeEventSubject(event.networkNodeKey(), null))); |
| 412 | break; |
| 413 | case LINK_ADDED: |
| 414 | case LINK_UPDATED: |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 415 | if (store.network(event.networkLinkKey().networkId()) == null) { |
| 416 | // Event should be ignored when the network is not there. |
| 417 | break; |
| 418 | } |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 419 | NetworkLink link = store.networkLink(event.networkLinkKey()); |
| 420 | post(new TeTopologyEvent(event.type(), |
| 421 | new NetworkLinkEventSubject(event.networkLinkKey(), link))); |
| 422 | break; |
| 423 | case LINK_REMOVED: |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 424 | if (store.network(event.networkLinkKey().networkId()) == null) { |
| 425 | // Event should be ignored when the network is not there. |
| 426 | break; |
| 427 | } |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 428 | post(new TeTopologyEvent(LINK_REMOVED, |
| 429 | new NetworkLinkEventSubject(event.networkLinkKey(), null))); |
| 430 | break; |
| 431 | default: |
| 432 | break; |
| 433 | } |
| 434 | } |
| 435 | } catch (InterruptedException e) { |
| 436 | log.warn("TopologyMergerTask is interrupted"); |
Ray Milkey | 5c7d488 | 2018-02-05 14:50:39 -0800 | [diff] [blame] | 437 | Thread.currentThread().interrupt(); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 438 | } catch (Exception e) { |
| 439 | log.warn("Unable to merge topology", e); |
| 440 | } |
| 441 | } |
| 442 | } |
| 443 | |
| 444 | private void removeSourceTeNode(Map<Long, TeNode> teNodes, |
| 445 | TeNodeKey srcNodeKey, boolean postEvent) { |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 446 | Long mergedTeNodeId = sourceNewTeNodeIdMap.remove(srcNodeKey); |
| 447 | if (mergedTeNodeId == null) { |
| 448 | return; |
| 449 | } |
| 450 | if (teNodes.remove(mergedTeNodeId) != null && postEvent) { |
| 451 | TeNodeKey nodeKey = new TeNodeKey(mergedTopologyKey, |
| 452 | mergedTeNodeId); |
| 453 | post(new TeTopologyEvent(TE_NODE_REMOVED, |
| 454 | new TeNodeEventSubject(nodeKey, null))); |
| 455 | post(new TeTopologyEvent(NODE_REMOVED, |
| 456 | new NetworkNodeEventSubject(TeMgrUtil |
| 457 | .networkNodeKey(nodeKey), null))); |
| 458 | } |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 459 | } |
| 460 | |
| 461 | private void updateSourceTeNode(Map<Long, TeNode> teNodes, TeTopologyKey srcTopoKey, |
| 462 | TeNode srcNode, boolean postEvent) { |
| 463 | TeNodeKey sourceTeNodeId = new TeNodeKey(srcTopoKey, srcNode.teNodeId()); |
| 464 | Long mergedTeNodeId = sourceNewTeNodeIdMap.get(sourceTeNodeId); |
| 465 | boolean addNode = false; |
| 466 | if (mergedTeNodeId == null) { |
| 467 | // New node |
| 468 | addNode = true; |
| 469 | mergedTeNodeId = nextTeNodeId; |
| 470 | nextTeNodeId++; |
| 471 | if (nextTeNodeId >= teNodeIpEnd.toInt()) { |
| 472 | nextTeNodeId = teNodeIpStart.toInt(); |
| 473 | log.warn("TE node Id is wrapped back"); |
| 474 | } |
| 475 | sourceNewTeNodeIdMap.put(sourceTeNodeId, mergedTeNodeId); |
| 476 | } |
| 477 | TeTopologyKey underlayTopologyId = null; // No underlay |
| 478 | TeNodeKey supportTeNodeId = null; // No supporting |
| 479 | |
| 480 | CommonNodeData common = new CommonNodeData(srcNode.name(), srcNode.adminStatus(), |
| 481 | srcNode.opStatus(), srcNode.flags()); // No change |
| 482 | Map<Long, ConnectivityMatrix> connMatrices = srcNode.connectivityMatrices(); |
| 483 | List<Long> teLinkIds = srcNode.teLinkIds(); // No change |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 484 | Map<Long, TunnelTerminationPoint> ttps = null; |
| 485 | if (MapUtils.isNotEmpty(srcNode.tunnelTerminationPoints())) { |
| 486 | ttps = Maps.newHashMap(); |
| 487 | for (Map.Entry<Long, TunnelTerminationPoint> entry : srcNode.tunnelTerminationPoints().entrySet()) { |
| 488 | TunnelTerminationPoint ttp = entry.getValue(); |
| 489 | ttps.put(entry.getKey(), |
| 490 | new DefaultTunnelTerminationPoint(ttp.ttpId(), ttp.switchingLayer(), |
| 491 | ttp.encodingLayer(), ttp.flags(), |
| 492 | ttp.interLayerLockList(), |
| 493 | ttp.localLinkConnectivityList(), |
| 494 | ttp.availAdaptBandwidth(), |
| 495 | null)); //Remove supporting TTP Ids |
| 496 | } |
| 497 | } |
| 498 | |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 499 | List<Long> teTpIds = srcNode.teTerminationPointIds(); // No change |
| 500 | DefaultTeNode newNode = new DefaultTeNode(mergedTeNodeId, underlayTopologyId, |
| 501 | supportTeNodeId, sourceTeNodeId, common, connMatrices, teLinkIds, |
| 502 | ttps, teTpIds); |
| 503 | teNodes.put(mergedTeNodeId, newNode); |
| 504 | if (postEvent) { |
| 505 | //Post event for the TE node in the merged topology |
| 506 | TeNodeKey globalKey = new TeNodeKey(mergedTopologyKey, mergedTeNodeId); |
| 507 | post(new TeTopologyEvent(addNode ? TE_NODE_ADDED : TE_NODE_UPDATED, |
| 508 | new TeNodeEventSubject(globalKey, newNode))); |
| 509 | post(new TeTopologyEvent(addNode ? NODE_ADDED : NODE_UPDATED, |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 510 | new NetworkNodeEventSubject(networkNodeKey(globalKey), |
| 511 | nodeBuilder(KeyId.keyId( |
| 512 | Ip4Address.valueOf((int) newNode.teNodeId()).toString()), |
| 513 | newNode)))); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 514 | } |
| 515 | } |
| 516 | |
| 517 | // Merge TE nodes |
| 518 | private void mergeNodes(Map<Long, TeNode> nodes, TeTopology topology) { |
| 519 | |
| 520 | if (!MapUtils.isEmpty(topology.teNodes())) { |
| 521 | for (Map.Entry<Long, TeNode> entry : topology.teNodes().entrySet()) { |
| 522 | updateSourceTeNode(nodes, topology.teTopologyId(), entry.getValue(), |
| 523 | mergedTopology != null); |
| 524 | } |
| 525 | } |
| 526 | } |
| 527 | |
| 528 | // Returns a new TeLink based on an existing TeLink with new attributes |
| 529 | private TeLink updateTeLink(TeLinkTpKey newKey, TeLinkTpKey peerTeLinkKey, |
| 530 | TeTopologyKey underlayTopologyId, TeLinkTpGlobalKey supportTeLinkId, |
| 531 | TeLinkTpGlobalKey sourceTeLinkId, ExternalLink externalLink, |
| 532 | TeLink exLink) { |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 533 | UnderlayPath underlayPath = null; |
| 534 | if (underlayTopologyId != null && |
| 535 | underlayTopologyId.equals(exLink.underlayTeTopologyId())) { |
| 536 | underlayPath = new UnderlayPath(exLink.primaryPath(), |
| 537 | exLink.backupPaths(), exLink.tunnelProtectionType(), |
| 538 | exLink.sourceTtpId(), exLink.destinationTtpId(), |
| 539 | exLink.teTunnelId() |
| 540 | ); |
| 541 | } |
| 542 | |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 543 | TePathAttributes teAttributes = new TePathAttributes(exLink.cost(), |
| 544 | exLink.delay(), exLink.srlgs()); |
| 545 | LinkBandwidth bandwidth = new LinkBandwidth(exLink.maxBandwidth(), |
| 546 | exLink.availBandwidth(), |
| 547 | exLink.maxAvailLspBandwidth(), |
| 548 | exLink.minAvailLspBandwidth(), |
| 549 | exLink.oduResource()); |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 550 | BitSet flags = exLink.flags(); |
| 551 | if (peerTeLinkKey != null && |
| 552 | externalLink != null && externalLink.plugId() != null) { |
| 553 | // Assuming this is an inter-domain link which is merged with its peer, |
| 554 | // needs to clear BIT_ACCESS_INTERDOMAIN |
| 555 | flags.clear(BIT_ACCESS_INTERDOMAIN); |
| 556 | } else if (peerTeLinkKey == null && |
| 557 | externalLink != null && externalLink.plugId() != null) { |
| 558 | // Assuming this is an inter-domain link which lost its peer, |
| 559 | // needs to clear BIT_ACCESS_INTERDOMAIN |
| 560 | flags.set(BIT_ACCESS_INTERDOMAIN); |
| 561 | } |
| 562 | |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 563 | CommonLinkData common = new CommonLinkData(exLink.adminStatus(), exLink.opStatus(), |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 564 | flags, exLink.switchingLayer(), exLink.encodingLayer(), |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 565 | externalLink, underlayPath, teAttributes, |
| 566 | exLink.administrativeGroup(), exLink.interLayerLocks(), |
| 567 | bandwidth); |
| 568 | return new DefaultTeLink(newKey, peerTeLinkKey, underlayTopologyId, |
| 569 | supportTeLinkId, sourceTeLinkId, common); |
| 570 | } |
| 571 | |
| 572 | private class LinkKeyPair { |
| 573 | private TeLinkTpKey firstKey; |
| 574 | private TeLinkTpKey secondKey; |
| 575 | |
| 576 | public LinkKeyPair(TeLinkTpKey firstKey) { |
| 577 | this.firstKey = firstKey; |
| 578 | } |
| 579 | |
| 580 | public TeLinkTpKey firstKey() { |
| 581 | return firstKey; |
| 582 | } |
| 583 | |
| 584 | public void setFirstKey(TeLinkTpKey firstKey) { |
| 585 | this.firstKey = firstKey; |
| 586 | } |
| 587 | |
| 588 | public TeLinkTpKey secondKey() { |
| 589 | return secondKey; |
| 590 | } |
| 591 | |
| 592 | public void setSecondKey(TeLinkTpKey secondKey) { |
| 593 | this.secondKey = secondKey; |
| 594 | } |
| 595 | |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 596 | public boolean isFirstKey(TeLinkTpKey linkKey) { |
| 597 | return firstKey == null ? false : firstKey.equals(linkKey); |
| 598 | } |
| 599 | |
| 600 | public boolean isSecondKey(TeLinkTpKey linkKey) { |
| 601 | return secondKey == null ? false : secondKey.equals(linkKey); |
| 602 | } |
| 603 | |
| 604 | public boolean isEmpty() { |
| 605 | return firstKey == null && secondKey == null; |
| 606 | } |
| 607 | |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 608 | @Override |
| 609 | public String toString() { |
| 610 | return MoreObjects.toStringHelper(this) |
| 611 | .add("firstKey", firstKey) |
| 612 | .add("secondKey", secondKey) |
| 613 | .toString(); |
| 614 | } |
| 615 | } |
| 616 | |
| 617 | private void removeSourceTeLink(Map<TeLinkTpKey, TeLink> teLinks, TeLinkTpGlobalKey teLinkKey, |
| 618 | boolean postEvent) { |
| 619 | TeNodeKey sourceTeNodeKey = teLinkKey.teNodeKey(); |
| 620 | Long newTeNodeId = sourceNewTeNodeIdMap.get(sourceTeNodeKey); |
| 621 | if (newTeNodeId == null) { |
| 622 | return; |
| 623 | } |
| 624 | TeLinkTpKey newLinkKey = new TeLinkTpKey(newTeNodeId, teLinkKey.teLinkTpId()); |
| 625 | TeLink teLink = teLinks.remove(newLinkKey); |
| 626 | if (teLink == null) { |
| 627 | return; |
| 628 | } |
| 629 | //Post event |
| 630 | if (postEvent) { |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 631 | TeLinkTpGlobalKey globalKey = new TeLinkTpGlobalKey(mergedTopologyKey, |
| 632 | newLinkKey); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 633 | post(new TeTopologyEvent(TE_LINK_REMOVED, |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 634 | new TeLinkEventSubject(globalKey, null))); |
| 635 | post(new TeTopologyEvent(LINK_REMOVED, |
| 636 | new NetworkLinkEventSubject(networkLinkKey(globalKey), |
| 637 | null))); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 638 | } |
| 639 | |
| 640 | if (teLink.externalLink() != null && teLink.externalLink().plugId() != null) { |
| 641 | // Update the LinkKeyPair in externalLinkMap |
| 642 | LinkKeyPair pair = externalLinkMap.get(teLink.externalLink().plugId()); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 643 | if (pair.isFirstKey(newLinkKey)) { |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 644 | pair.setFirstKey(null); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 645 | } else if (pair.isSecondKey(newLinkKey)) { |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 646 | pair.setSecondKey(null); |
| 647 | } |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 648 | if (pair.isEmpty()) { |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 649 | externalLinkMap.remove(teLink.externalLink().plugId()); |
| 650 | } |
| 651 | } |
| 652 | TeLinkTpKey peerTeLinkKey = teLink.peerTeLinkKey(); |
| 653 | if (peerTeLinkKey != null) { |
| 654 | // Update peerLink's peerTeLinkKey to null |
| 655 | TeLink peerLink = teLinks.get(peerTeLinkKey); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 656 | if (peerLink == null || peerLink.peerTeLinkKey() == null) { |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 657 | return; |
| 658 | } |
| 659 | TeLink newPeerLink = updateTeLink(peerTeLinkKey, null, |
| 660 | peerLink.underlayTeTopologyId(), peerLink.supportingTeLinkId(), |
| 661 | peerLink.sourceTeLinkId(), peerLink.externalLink(), peerLink); |
| 662 | teLinks.put(peerTeLinkKey, newPeerLink); |
| 663 | if (postEvent) { |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 664 | TeLinkTpGlobalKey globalKey = new TeLinkTpGlobalKey(mergedTopologyKey, |
| 665 | peerTeLinkKey); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 666 | post(new TeTopologyEvent(TE_LINK_UPDATED, |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 667 | new TeLinkEventSubject(globalKey, |
| 668 | newPeerLink))); |
| 669 | post(new TeTopologyEvent(LINK_UPDATED, |
| 670 | new NetworkLinkEventSubject(networkLinkKey(globalKey), |
| 671 | linkBuilder(toNetworkLinkId(peerTeLinkKey), |
| 672 | newPeerLink)))); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 673 | } |
| 674 | } |
| 675 | } |
| 676 | |
| 677 | private void updateSourceTeLink(Map<TeLinkTpKey, TeLink> teLinks, TeTopologyKey srcTopoKey, |
| 678 | TeLink srcLink, boolean postEvent) { |
| 679 | TeNodeKey sourceTeNodeId = new TeNodeKey(srcTopoKey, |
| 680 | srcLink.teLinkKey().teNodeId()); |
| 681 | TeLinkTpKey newKey = new TeLinkTpKey( |
| 682 | sourceNewTeNodeIdMap.get(sourceTeNodeId), |
| 683 | srcLink.teLinkKey().teLinkTpId()); |
| 684 | TeLinkTpKey peerTeLinkKey = null; |
| 685 | if (srcLink.peerTeLinkKey() != null) { |
| 686 | TeNodeKey sourcePeerNode = new TeNodeKey(srcTopoKey, |
| 687 | srcLink.peerTeLinkKey().teNodeId()); |
| 688 | peerTeLinkKey = new TeLinkTpKey( |
| 689 | sourceNewTeNodeIdMap.get(sourcePeerNode), |
| 690 | srcLink.peerTeLinkKey().teLinkTpId()); |
| 691 | } |
| 692 | |
| 693 | if (srcLink.externalLink() != null && |
| 694 | srcLink.externalLink().plugId() != null) { |
| 695 | // externalLinkKey doesn't have topology Id. |
| 696 | // using plugId for now |
| 697 | LinkKeyPair pair = externalLinkMap.get(srcLink.externalLink().plugId()); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 698 | if (pair == null) { |
| 699 | // Store it in the map |
| 700 | externalLinkMap.put(srcLink.externalLink().plugId(), |
| 701 | new LinkKeyPair(newKey)); |
| 702 | } else { |
| 703 | if (newKey.equals(pair.firstKey())) { |
| 704 | peerTeLinkKey = pair.secondKey(); |
| 705 | } else if (newKey.equals(pair.secondKey())) { |
| 706 | peerTeLinkKey = pair.firstKey(); |
| 707 | } else if (pair.firstKey() == null) { |
| 708 | peerTeLinkKey = pair.secondKey(); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 709 | pair.setFirstKey(newKey); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 710 | } else if (pair.secondKey() == null) { |
| 711 | peerTeLinkKey = pair.firstKey(); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 712 | pair.setSecondKey(newKey); |
| 713 | } |
| 714 | |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 715 | if (peerTeLinkKey != null) { |
| 716 | TeLink peerLink = teLinks.get(peerTeLinkKey); |
| 717 | if (peerLink != null && (peerLink.peerTeLinkKey() == null |
| 718 | || !peerLink.peerTeLinkKey().equals(newKey))) { |
| 719 | // Update peer Link with local link key |
| 720 | TeLink newPeerLink = updateTeLink(peerTeLinkKey, newKey, |
| 721 | peerLink.underlayTeTopologyId(), |
| 722 | peerLink.supportingTeLinkId(), |
| 723 | peerLink.sourceTeLinkId(), |
| 724 | peerLink.externalLink(), |
| 725 | peerLink); |
| 726 | teLinks.put(peerTeLinkKey, newPeerLink); |
| 727 | if (postEvent) { |
| 728 | TeLinkTpGlobalKey globalKey = new TeLinkTpGlobalKey(mergedTopologyKey, |
| 729 | peerTeLinkKey); |
| 730 | post(new TeTopologyEvent(TE_LINK_UPDATED, |
| 731 | new TeLinkEventSubject(globalKey, |
| 732 | newPeerLink))); |
| 733 | post(new TeTopologyEvent(LINK_UPDATED, |
| 734 | new NetworkLinkEventSubject( |
| 735 | networkLinkKey(globalKey), |
| 736 | linkBuilder(toNetworkLinkId(peerTeLinkKey), |
| 737 | newPeerLink)))); |
| 738 | } |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 739 | } |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 740 | } |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 741 | } |
| 742 | } |
| 743 | |
| 744 | TeTopologyKey underlayTopologyId = null; // No underlay |
| 745 | TeLinkTpGlobalKey supportTeLinkId = null; // No support |
| 746 | // Source link for the new updated link |
| 747 | TeLinkTpGlobalKey sourceTeLinkId = new TeLinkTpGlobalKey(srcTopoKey, srcLink.teLinkKey()); |
| 748 | TeLink updatedLink = updateTeLink(newKey, peerTeLinkKey, underlayTopologyId, |
| 749 | supportTeLinkId, sourceTeLinkId, |
| 750 | srcLink.externalLink(), srcLink); |
| 751 | TeLinkTpGlobalKey newGlobalKey = new TeLinkTpGlobalKey(mergedTopologyKey, newKey); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 752 | boolean newLink = teLinks.get(newKey) == null ? true : false; |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 753 | teLinks.put(newKey, updatedLink); |
| 754 | if (postEvent) { |
| 755 | //Post event |
| 756 | post(new TeTopologyEvent(newLink ? TE_LINK_ADDED : TE_LINK_UPDATED, |
| 757 | new TeLinkEventSubject(newGlobalKey, updatedLink))); |
| 758 | post(new TeTopologyEvent(newLink ? LINK_ADDED : LINK_UPDATED, |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 759 | new NetworkLinkEventSubject(networkLinkKey(newGlobalKey), |
| 760 | linkBuilder(toNetworkLinkId(updatedLink.teLinkKey()), |
| 761 | updatedLink)))); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 762 | } |
| 763 | } |
| 764 | |
| 765 | // Merge TE links |
| 766 | private void mergeLinks(Map<TeLinkTpKey, TeLink> teLinks, TeTopology topology) { |
| 767 | if (!MapUtils.isEmpty(topology.teLinks())) { |
| 768 | for (Map.Entry<TeLinkTpKey, TeLink> entry : topology.teLinks().entrySet()) { |
| 769 | TeLink srcLink = entry.getValue(); |
| 770 | updateSourceTeLink(teLinks, topology.teTopologyId(), srcLink, |
| 771 | mergedTopology != null); |
| 772 | } |
| 773 | } |
| 774 | } |
| 775 | |
| 776 | // Update the merged topology with new TE nodes and links |
| 777 | private void updateMergedTopology(Map<Long, TeNode> teNodes, Map<TeLinkTpKey, TeLink> teLinks) { |
| 778 | boolean newTopology = mergedTopology == null; |
| 779 | BitSet flags = newTopology ? new BitSet(TeConstants.FLAG_MAX_BITS) : mergedTopology.flags(); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 780 | flags.set(BIT_MERGED); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 781 | CommonTopologyData commonData = new CommonTopologyData(newTopology ? |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 782 | toNetworkId(mergedTopologyKey) : |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 783 | mergedTopology.networkId(), |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 784 | NOT_OPTIMIZED, |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 785 | flags, DeviceId.deviceId("localHost")); |
| 786 | mergedTopology = new DefaultTeTopology(mergedTopologyKey, teNodes, teLinks, |
| 787 | Long.toString(mergedTopologyKey.topologyId()), commonData); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 788 | mergedNetwork = networkBuilder(mergedTopology); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 789 | log.info("Nodes# {}, Links# {}", mergedTopology.teNodes().size(), mergedTopology.teLinks().size()); |
| 790 | } |
| 791 | |
| 792 | // Merge the new learned topology |
| 793 | private void mergeTopology(TeTopology topology) { |
| 794 | boolean newTopology = mergedTopology == null; |
| 795 | mergedTopologyKey = newTopology ? |
| 796 | new TeTopologyKey(providerId, DEFAULT_CLIENT_ID, |
| 797 | store.nextTeTopologyId()) : |
| 798 | mergedTopology.teTopologyId(); |
| 799 | |
| 800 | Map<Long, TeNode> teNodes = newTopology || mergedTopology.teNodes() == null ? |
| 801 | Maps.newHashMap() : Maps.newHashMap(mergedTopology.teNodes()); |
| 802 | mergeNodes(teNodes, topology); |
| 803 | Map<TeLinkTpKey, TeLink> teLinks = newTopology || mergedTopology.teLinks() == null ? |
| 804 | Maps.newHashMap() : Maps.newHashMap(mergedTopology.teLinks()); |
| 805 | mergeLinks(teLinks, topology); |
| 806 | updateMergedTopology(teNodes, teLinks); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 807 | log.debug("mergedTopology {}", mergedTopology); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 808 | |
| 809 | if (newTopology) { |
| 810 | // Post events for the merged network topology; |
| 811 | post(new TeTopologyEvent(TE_TOPOLOGY_ADDED, mergedTopology)); |
| 812 | post(new TeTopologyEvent(NETWORK_ADDED, mergedNetwork)); |
| 813 | } |
| 814 | } |
| 815 | |
| 816 | private TeTopologyKey newTeTopologyKey(TeTopology teTopology) { |
| 817 | TeTopologyKey key = teTopology.teTopologyId(); |
| 818 | if (key == null || teTopology.teTopologyIdStringValue() == null) { |
| 819 | log.error("Ignoring the non-TE topology"); |
| 820 | throw new ApplicationException("Missing TE topology ID"); |
| 821 | } |
| 822 | // Get the topologyId numeric value |
| 823 | long idValue = key.topologyId(); |
| 824 | if (idValue == TeConstants.NIL_LONG_VALUE) { |
| 825 | if (teTopology.teTopologyIdStringValue() != null) { |
| 826 | try { |
| 827 | idValue = Long.parseLong(teTopology.teTopologyIdStringValue()); |
| 828 | } catch (NumberFormatException e) { |
| 829 | // Can't get the long value from the string. |
| 830 | // Use an assigned id value from local id pool, |
| 831 | idValue = store.nextTeTopologyId(); |
| 832 | } |
| 833 | return new TeTopologyKey(key.providerId(), key.clientId(), idValue); |
| 834 | } |
| 835 | } |
| 836 | return null; |
| 837 | } |
| 838 | |
| 839 | private class InternalConfigListener implements NetworkConfigListener { |
| 840 | |
| 841 | @Override |
| 842 | public void event(NetworkConfigEvent event) { |
| 843 | try { |
| 844 | providerId = cfgService.getConfig(appId, TeTopologyConfig.class) |
| 845 | .providerId(); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 846 | store.setProviderId(providerId); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 847 | teNodeIpStart = cfgService.getConfig(appId, TeTopologyConfig.class) |
| 848 | .teNodeIpStart(); |
| 849 | teNodeIpEnd = cfgService.getConfig(appId, TeTopologyConfig.class) |
| 850 | .teNodeIpEnd(); |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 851 | mdsc = cfgService.getConfig(appId, TeTopologyConfig.class) |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 852 | .mdsc().equals(MDSC_MODE); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 853 | nextTeNodeId = teNodeIpStart.toInt(); |
| 854 | } catch (ConfigException e) { |
| 855 | log.error("Configuration error {}", e); |
| 856 | } |
| 857 | } |
| 858 | |
| 859 | @Override |
| 860 | public boolean isRelevant(NetworkConfigEvent event) { |
| 861 | return event.configClass().equals(TeTopologyConfig.class) && |
| 862 | (event.type() == CONFIG_ADDED || |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 863 | event.type() == CONFIG_UPDATED); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 864 | } |
| 865 | } |
| 866 | |
| 867 | @Override |
| 868 | public TeTopologies teTopologies() { |
| 869 | Map<TeTopologyKey, TeTopology> map; |
| 870 | if (MapUtils.isNotEmpty(store.teTopologies().teTopologies())) { |
| 871 | map = Maps.newHashMap(store.teTopologies().teTopologies()); |
| 872 | } else { |
| 873 | map = Maps.newHashMap(); |
| 874 | } |
| 875 | if (mergedTopology != null) { |
| 876 | map.put(mergedTopologyKey, mergedTopology); |
| 877 | } |
| 878 | return new DefaultTeTopologies(store.teTopologies().name(), map); |
| 879 | } |
| 880 | |
| 881 | @Override |
| 882 | public TeTopology teTopology(TeTopologyKey topologyId) { |
| 883 | if (mergedTopology != null && |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 884 | topologyId != null && |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 885 | topologyId.equals(mergedTopologyKey)) { |
| 886 | return mergedTopology; |
| 887 | } |
| 888 | return store.teTopology(topologyId); |
| 889 | } |
| 890 | |
| 891 | @Override |
| 892 | public TeTopology mergedTopology() { |
| 893 | return mergedTopology; |
| 894 | } |
| 895 | |
| 896 | @Override |
| 897 | public void updateTeTopology(TeTopology teTopology) { |
| 898 | TeTopologyKey newKey = null; |
| 899 | try { |
| 900 | newKey = newTeTopologyKey(teTopology); |
| 901 | } catch (ApplicationException e) { |
| 902 | log.error("Ignoring the non-TE topology"); |
| 903 | return; |
| 904 | } |
| 905 | |
| 906 | // TE topology is updated here from other APP or NBI, the flag |
| 907 | // BIT_CUSTOMIZED or BIT_MERGED should be set. |
| 908 | BitSet flags = teTopology.flags(); |
| 909 | if (flags == null || |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 910 | !(flags.get(BIT_CUSTOMIZED) || flags.get(BIT_MERGED))) { |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 911 | log.error("TE topology flags {} are not set properly", flags); |
| 912 | return; |
| 913 | } |
| 914 | |
| 915 | if (newKey != null) { |
| 916 | DefaultTeTopology newTopology = new DefaultTeTopology( |
Ray Milkey | fe0e085 | 2018-01-18 11:14:05 -0800 | [diff] [blame] | 917 | newKey, |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 918 | teTopology.teNodes(), teTopology.teLinks(), |
| 919 | teTopology.teTopologyIdStringValue(), new CommonTopologyData(teTopology)); |
| 920 | // Update with new data |
| 921 | store.updateTeTopology(newTopology); |
| 922 | } else { |
| 923 | store.updateTeTopology(teTopology); |
| 924 | } |
| 925 | } |
| 926 | |
| 927 | @Override |
| 928 | public void removeTeTopology(TeTopologyKey topologyId) { |
| 929 | store.removeTeTopology(topologyId); |
| 930 | } |
| 931 | |
| 932 | @Override |
| 933 | public Networks networks() { |
| 934 | List<Network> networks; |
| 935 | if (CollectionUtils.isNotEmpty(store.networks())) { |
| 936 | networks = Lists.newArrayList(store.networks()); |
| 937 | } else { |
| 938 | networks = Lists.newArrayList(); |
| 939 | } |
| 940 | if (mergedNetwork != null) { |
| 941 | networks.add(mergedNetwork); |
| 942 | } |
| 943 | return new DefaultNetworks(networks); |
| 944 | } |
| 945 | |
| 946 | @Override |
| 947 | public Network network(KeyId networkId) { |
| 948 | if (mergedNetwork != null && |
| 949 | mergedNetwork.networkId().equals(networkId)) { |
| 950 | return mergedNetwork; |
| 951 | } |
| 952 | return store.network(networkId); |
| 953 | } |
| 954 | |
| 955 | @Override |
| 956 | public void updateNetwork(Network network) { |
| 957 | // TODO: This will be implemented if required. |
| 958 | } |
| 959 | |
| 960 | @Override |
| 961 | public void removeNetwork(KeyId networkId) { |
| 962 | // TODO: This will be implemented if required. |
| 963 | } |
| 964 | |
| 965 | @Override |
| 966 | public TeNode teNode(TeNodeKey nodeId) { |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 967 | return nodeId.teTopologyKey().equals(mergedTopologyKey) ? |
| 968 | mergedTopology.teNode(nodeId.teNodeId()) : |
| 969 | store.teNode(nodeId); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 970 | } |
| 971 | |
| 972 | @Override |
| 973 | public TeLink teLink(TeLinkTpGlobalKey linkId) { |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 974 | return linkId.teTopologyKey().equals(mergedTopologyKey) ? |
| 975 | mergedTopology.teLink(linkId.teLinkTpKey()) : |
| 976 | store.teLink(linkId); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 977 | } |
| 978 | |
| 979 | @Override |
| 980 | public TunnelTerminationPoint tunnelTerminationPoint(TtpKey ttpId) { |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 981 | return ttpId.teTopologyKey().equals(mergedTopologyKey) ? |
| 982 | mergedTopology.teNode(ttpId.teNodeId()).tunnelTerminationPoint(ttpId.ttpId()) : |
| 983 | store.tunnelTerminationPoint(ttpId); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 984 | } |
| 985 | |
| 986 | @Override |
| 987 | public KeyId networkId(TeTopologyKey teTopologyKey) { |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 988 | return teTopologyKey.equals(mergedTopologyKey) ? |
| 989 | mergedNetwork.networkId() : |
| 990 | store.networkId(teTopologyKey); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 991 | } |
| 992 | |
| 993 | @Override |
| 994 | public NetworkNodeKey nodeKey(TeNodeKey teNodeKey) { |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 995 | return teNodeKey.teTopologyKey().equals(mergedTopologyKey) ? |
| 996 | networkNodeKey(teNodeKey) : |
| 997 | store.nodeKey(teNodeKey); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 998 | } |
| 999 | |
| 1000 | @Override |
| 1001 | public NetworkLinkKey linkKey(TeLinkTpGlobalKey teLinkKey) { |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 1002 | return teLinkKey.teTopologyKey().equals(mergedTopologyKey) ? |
| 1003 | networkLinkKey(teLinkKey) : |
| 1004 | store.linkKey(teLinkKey); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 1005 | } |
| 1006 | |
| 1007 | @Override |
| 1008 | public TerminationPointKey terminationPointKey(TeLinkTpGlobalKey teTpKey) { |
Yixiao Chen | 29f0633 | 2016-12-07 16:14:29 -0500 | [diff] [blame] | 1009 | return teTpKey.teTopologyKey().equals(mergedTopologyKey) ? |
| 1010 | new TerminationPointKey(networkNodeKey(teTpKey.teNodeKey()), |
| 1011 | KeyId.keyId(Long.toString(teTpKey.teLinkTpId()))) : |
| 1012 | store.terminationPointKey(teTpKey); |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 1013 | } |
Yixiao Chen | 265b3bb | 2017-01-13 10:17:03 -0500 | [diff] [blame] | 1014 | |
| 1015 | @Override |
| 1016 | public long teContollerId() { |
| 1017 | return providerId; |
| 1018 | } |
Yixiao Chen | 68bfab2 | 2016-11-11 11:04:10 -0500 | [diff] [blame] | 1019 | } |