Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018-present Open Networking Foundation |
| 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.segmentrouting.xconnect.impl; |
| 17 | |
Charles Chan | d5814aa | 2018-08-19 19:21:46 -0700 | [diff] [blame] | 18 | import com.google.common.collect.ImmutableMap; |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 19 | import com.google.common.collect.ImmutableSet; |
| 20 | import com.google.common.collect.Sets; |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 21 | import org.onlab.packet.MacAddress; |
| 22 | import org.onlab.packet.VlanId; |
| 23 | import org.onlab.util.KryoNamespace; |
| 24 | import org.onosproject.codec.CodecService; |
| 25 | import org.onosproject.core.ApplicationId; |
| 26 | import org.onosproject.core.CoreService; |
| 27 | import org.onosproject.mastership.MastershipService; |
| 28 | import org.onosproject.net.ConnectPoint; |
| 29 | import org.onosproject.net.DeviceId; |
| 30 | import org.onosproject.net.PortNumber; |
| 31 | import org.onosproject.net.config.NetworkConfigService; |
| 32 | import org.onosproject.net.device.DeviceEvent; |
| 33 | import org.onosproject.net.device.DeviceListener; |
| 34 | import org.onosproject.net.device.DeviceService; |
| 35 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 36 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 37 | import org.onosproject.net.flow.TrafficSelector; |
| 38 | import org.onosproject.net.flow.TrafficTreatment; |
| 39 | import org.onosproject.net.flow.criteria.Criteria; |
| 40 | import org.onosproject.net.flowobjective.DefaultFilteringObjective; |
| 41 | import org.onosproject.net.flowobjective.DefaultForwardingObjective; |
| 42 | import org.onosproject.net.flowobjective.DefaultNextObjective; |
| 43 | import org.onosproject.net.flowobjective.DefaultObjectiveContext; |
| 44 | import org.onosproject.net.flowobjective.FilteringObjective; |
| 45 | import org.onosproject.net.flowobjective.FlowObjectiveService; |
| 46 | import org.onosproject.net.flowobjective.ForwardingObjective; |
| 47 | import org.onosproject.net.flowobjective.NextObjective; |
| 48 | import org.onosproject.net.flowobjective.Objective; |
| 49 | import org.onosproject.net.flowobjective.ObjectiveContext; |
| 50 | import org.onosproject.net.flowobjective.ObjectiveError; |
| 51 | import org.onosproject.segmentrouting.SegmentRoutingService; |
| 52 | import org.onosproject.segmentrouting.xconnect.api.XconnectCodec; |
| 53 | import org.onosproject.segmentrouting.xconnect.api.XconnectDesc; |
| 54 | import org.onosproject.segmentrouting.xconnect.api.XconnectKey; |
| 55 | import org.onosproject.segmentrouting.xconnect.api.XconnectService; |
| 56 | import org.onosproject.store.serializers.KryoNamespaces; |
| 57 | import org.onosproject.store.service.ConsistentMap; |
| 58 | import org.onosproject.store.service.MapEvent; |
| 59 | import org.onosproject.store.service.MapEventListener; |
| 60 | import org.onosproject.store.service.Serializer; |
| 61 | import org.onosproject.store.service.StorageService; |
| 62 | import org.onosproject.store.service.Versioned; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 63 | import org.osgi.service.component.annotations.Activate; |
| 64 | import org.osgi.service.component.annotations.Component; |
| 65 | import org.osgi.service.component.annotations.Deactivate; |
| 66 | import org.osgi.service.component.annotations.Reference; |
| 67 | import org.osgi.service.component.annotations.ReferenceCardinality; |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 68 | import org.slf4j.Logger; |
| 69 | import org.slf4j.LoggerFactory; |
| 70 | |
| 71 | import java.io.Serializable; |
| 72 | import java.util.Set; |
| 73 | import java.util.concurrent.CompletableFuture; |
Charles Chan | 168111e | 2018-08-07 12:48:36 -0700 | [diff] [blame] | 74 | import java.util.concurrent.ExecutorService; |
| 75 | import java.util.concurrent.Executors; |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 76 | import java.util.function.BiConsumer; |
| 77 | import java.util.function.Consumer; |
| 78 | import java.util.stream.Collectors; |
| 79 | |
Charles Chan | 168111e | 2018-08-07 12:48:36 -0700 | [diff] [blame] | 80 | import static org.onlab.util.Tools.groupedThreads; |
| 81 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 82 | @Component(immediate = true, service = XconnectService.class) |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 83 | public class XconnectManager implements XconnectService { |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 84 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 85 | private CoreService coreService; |
| 86 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 87 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 88 | private CodecService codecService; |
| 89 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 90 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 91 | private StorageService storageService; |
| 92 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 93 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 94 | public NetworkConfigService netCfgService; |
| 95 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 96 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 97 | public DeviceService deviceService; |
| 98 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 99 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 100 | public FlowObjectiveService flowObjectiveService; |
| 101 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 102 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 103 | public MastershipService mastershipService; |
| 104 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame^] | 105 | @Reference(cardinality = ReferenceCardinality.OPTIONAL) |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 106 | public SegmentRoutingService srService; |
| 107 | |
| 108 | private static final String APP_NAME = "org.onosproject.xconnect"; |
| 109 | private static final String ERROR_NOT_MASTER = "Not master controller"; |
| 110 | |
| 111 | private static Logger log = LoggerFactory.getLogger(XconnectManager.class); |
| 112 | |
| 113 | private ApplicationId appId; |
| 114 | private ConsistentMap<XconnectKey, Set<PortNumber>> xconnectStore; |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 115 | private ConsistentMap<XconnectKey, Integer> xconnectNextObjStore; |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 116 | |
| 117 | private final MapEventListener<XconnectKey, Set<PortNumber>> xconnectListener = new XconnectMapListener(); |
| 118 | private final DeviceListener deviceListener = new InternalDeviceListener(); |
| 119 | |
Charles Chan | 168111e | 2018-08-07 12:48:36 -0700 | [diff] [blame] | 120 | private ExecutorService deviceEventExecutor; |
| 121 | |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 122 | @Activate |
| 123 | void activate() { |
| 124 | appId = coreService.registerApplication(APP_NAME); |
| 125 | codecService.registerCodec(XconnectDesc.class, new XconnectCodec()); |
| 126 | |
| 127 | KryoNamespace.Builder serializer = KryoNamespace.newBuilder() |
| 128 | .register(KryoNamespaces.API) |
Charles Chan | 871d918 | 2018-07-23 12:53:16 -0700 | [diff] [blame] | 129 | .register(XconnectManager.class) |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 130 | .register(XconnectKey.class); |
| 131 | |
| 132 | xconnectStore = storageService.<XconnectKey, Set<PortNumber>>consistentMapBuilder() |
| 133 | .withName("onos-sr-xconnect") |
| 134 | .withRelaxedReadConsistency() |
| 135 | .withSerializer(Serializer.using(serializer.build())) |
| 136 | .build(); |
| 137 | xconnectStore.addListener(xconnectListener); |
| 138 | |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 139 | xconnectNextObjStore = storageService.<XconnectKey, Integer>consistentMapBuilder() |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 140 | .withName("onos-sr-xconnect-next") |
| 141 | .withRelaxedReadConsistency() |
| 142 | .withSerializer(Serializer.using(serializer.build())) |
| 143 | .build(); |
| 144 | |
Charles Chan | 168111e | 2018-08-07 12:48:36 -0700 | [diff] [blame] | 145 | deviceEventExecutor = Executors.newSingleThreadScheduledExecutor( |
| 146 | groupedThreads("sr-xconnect-device-event", "%d", log)); |
| 147 | |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 148 | deviceService.addListener(deviceListener); |
| 149 | |
| 150 | log.info("Started"); |
| 151 | } |
| 152 | |
| 153 | @Deactivate |
| 154 | void deactivate() { |
| 155 | xconnectStore.removeListener(xconnectListener); |
| 156 | deviceService.removeListener(deviceListener); |
| 157 | codecService.unregisterCodec(XconnectDesc.class); |
| 158 | |
Charles Chan | 168111e | 2018-08-07 12:48:36 -0700 | [diff] [blame] | 159 | deviceEventExecutor.shutdown(); |
| 160 | |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 161 | log.info("Stopped"); |
| 162 | } |
| 163 | |
| 164 | @Override |
| 165 | public void addOrUpdateXconnect(DeviceId deviceId, VlanId vlanId, Set<PortNumber> ports) { |
| 166 | log.info("Adding or updating xconnect. deviceId={}, vlanId={}, ports={}", |
| 167 | deviceId, vlanId, ports); |
| 168 | final XconnectKey key = new XconnectKey(deviceId, vlanId); |
| 169 | xconnectStore.put(key, ports); |
| 170 | } |
| 171 | |
| 172 | @Override |
| 173 | public void removeXonnect(DeviceId deviceId, VlanId vlanId) { |
| 174 | log.info("Removing xconnect. deviceId={}, vlanId={}", |
| 175 | deviceId, vlanId); |
| 176 | final XconnectKey key = new XconnectKey(deviceId, vlanId); |
| 177 | xconnectStore.remove(key); |
| 178 | } |
| 179 | |
| 180 | @Override |
| 181 | public Set<XconnectDesc> getXconnects() { |
| 182 | return xconnectStore.asJavaMap().entrySet().stream() |
| 183 | .map(e -> new XconnectDesc(e.getKey(), e.getValue())) |
| 184 | .collect(Collectors.toSet()); |
| 185 | } |
| 186 | |
| 187 | @Override |
| 188 | public boolean hasXconnect(ConnectPoint cp) { |
| 189 | return getXconnects().stream().anyMatch(desc -> |
| 190 | desc.key().deviceId().equals(cp.deviceId()) && desc.ports().contains(cp.port()) |
| 191 | ); |
| 192 | } |
| 193 | |
Charles Chan | d5814aa | 2018-08-19 19:21:46 -0700 | [diff] [blame] | 194 | @Override |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 195 | public ImmutableMap<XconnectKey, Integer> getNext() { |
Charles Chan | d5814aa | 2018-08-19 19:21:46 -0700 | [diff] [blame] | 196 | if (xconnectNextObjStore != null) { |
| 197 | return ImmutableMap.copyOf(xconnectNextObjStore.asJavaMap()); |
| 198 | } else { |
| 199 | return ImmutableMap.of(); |
| 200 | } |
| 201 | } |
| 202 | |
| 203 | @Override |
| 204 | public void removeNextId(int nextId) { |
| 205 | xconnectNextObjStore.entrySet().forEach(e -> { |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 206 | if (e.getValue().value() == nextId) { |
Charles Chan | d5814aa | 2018-08-19 19:21:46 -0700 | [diff] [blame] | 207 | xconnectNextObjStore.remove(e.getKey()); |
| 208 | } |
| 209 | }); |
| 210 | } |
| 211 | |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 212 | private class XconnectMapListener implements MapEventListener<XconnectKey, Set<PortNumber>> { |
| 213 | @Override |
| 214 | public void event(MapEvent<XconnectKey, Set<PortNumber>> event) { |
| 215 | XconnectKey key = event.key(); |
| 216 | Versioned<Set<PortNumber>> ports = event.newValue(); |
| 217 | Versioned<Set<PortNumber>> oldPorts = event.oldValue(); |
| 218 | |
| 219 | switch (event.type()) { |
| 220 | case INSERT: |
| 221 | populateXConnect(key, ports.value()); |
| 222 | break; |
| 223 | case UPDATE: |
| 224 | updateXConnect(key, oldPorts.value(), ports.value()); |
| 225 | break; |
| 226 | case REMOVE: |
| 227 | revokeXConnect(key, oldPorts.value()); |
| 228 | break; |
| 229 | default: |
| 230 | break; |
| 231 | } |
| 232 | } |
| 233 | } |
| 234 | |
| 235 | private class InternalDeviceListener implements DeviceListener { |
| 236 | @Override |
| 237 | public void event(DeviceEvent event) { |
Charles Chan | 168111e | 2018-08-07 12:48:36 -0700 | [diff] [blame] | 238 | deviceEventExecutor.execute(() -> { |
| 239 | DeviceId deviceId = event.subject().id(); |
| 240 | if (!mastershipService.isLocalMaster(deviceId)) { |
| 241 | return; |
| 242 | } |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 243 | |
Charles Chan | 168111e | 2018-08-07 12:48:36 -0700 | [diff] [blame] | 244 | switch (event.type()) { |
| 245 | case DEVICE_ADDED: |
| 246 | case DEVICE_AVAILABILITY_CHANGED: |
| 247 | case DEVICE_UPDATED: |
| 248 | if (deviceService.isAvailable(deviceId)) { |
| 249 | init(deviceId); |
| 250 | } else { |
| 251 | cleanup(deviceId); |
| 252 | } |
| 253 | break; |
| 254 | default: |
| 255 | break; |
| 256 | } |
| 257 | }); |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 258 | } |
| 259 | } |
| 260 | |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 261 | private void init(DeviceId deviceId) { |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 262 | getXconnects().stream() |
| 263 | .filter(desc -> desc.key().deviceId().equals(deviceId)) |
| 264 | .forEach(desc -> populateXConnect(desc.key(), desc.ports())); |
| 265 | } |
| 266 | |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 267 | private void cleanup(DeviceId deviceId) { |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 268 | xconnectNextObjStore.entrySet().stream() |
| 269 | .filter(entry -> entry.getKey().deviceId().equals(deviceId)) |
| 270 | .forEach(entry -> xconnectNextObjStore.remove(entry.getKey())); |
| 271 | log.debug("{} is removed from xConnectNextObjStore", deviceId); |
| 272 | } |
| 273 | |
| 274 | /** |
| 275 | * Populates XConnect groups and flows for given key. |
| 276 | * |
| 277 | * @param key XConnect key |
| 278 | * @param ports a set of ports to be cross-connected |
| 279 | */ |
| 280 | private void populateXConnect(XconnectKey key, Set<PortNumber> ports) { |
| 281 | if (!mastershipService.isLocalMaster(key.deviceId())) { |
| 282 | log.info("Abort populating XConnect {}: {}", key, ERROR_NOT_MASTER); |
| 283 | return; |
| 284 | } |
| 285 | |
| 286 | ports = addPairPort(key.deviceId(), ports); |
| 287 | populateFilter(key, ports); |
| 288 | populateFwd(key, populateNext(key, ports)); |
| 289 | populateAcl(key); |
| 290 | } |
| 291 | |
| 292 | /** |
| 293 | * Populates filtering objectives for given XConnect. |
| 294 | * |
| 295 | * @param key XConnect store key |
| 296 | * @param ports XConnect ports |
| 297 | */ |
| 298 | private void populateFilter(XconnectKey key, Set<PortNumber> ports) { |
| 299 | ports.forEach(port -> { |
| 300 | FilteringObjective.Builder filtObjBuilder = filterObjBuilder(key, port); |
| 301 | ObjectiveContext context = new DefaultObjectiveContext( |
| 302 | (objective) -> log.debug("XConnect FilterObj for {} on port {} populated", |
| 303 | key, port), |
| 304 | (objective, error) -> |
| 305 | log.warn("Failed to populate XConnect FilterObj for {} on port {}: {}", |
| 306 | key, port, error)); |
| 307 | flowObjectiveService.filter(key.deviceId(), filtObjBuilder.add(context)); |
| 308 | }); |
| 309 | } |
| 310 | |
| 311 | /** |
| 312 | * Populates next objectives for given XConnect. |
| 313 | * |
| 314 | * @param key XConnect store key |
| 315 | * @param ports XConnect ports |
| 316 | */ |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 317 | private int populateNext(XconnectKey key, Set<PortNumber> ports) { |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 318 | if (xconnectNextObjStore.containsKey(key)) { |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 319 | int nextId = xconnectNextObjStore.get(key).value(); |
| 320 | log.debug("NextObj for {} found, id={}", key, nextId); |
| 321 | return nextId; |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 322 | } else { |
| 323 | NextObjective.Builder nextObjBuilder = nextObjBuilder(key, ports); |
| 324 | ObjectiveContext nextContext = new DefaultObjectiveContext( |
| 325 | // To serialize this with kryo |
| 326 | (Serializable & Consumer<Objective>) (objective) -> |
| 327 | log.debug("XConnect NextObj for {} added", key), |
Charles Chan | 55b806f | 2018-08-23 14:30:33 -0700 | [diff] [blame] | 328 | (Serializable & BiConsumer<Objective, ObjectiveError>) (objective, error) -> { |
| 329 | log.warn("Failed to add XConnect NextObj for {}: {}", key, error); |
| 330 | srService.invalidateNextObj(objective.id()); |
| 331 | }); |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 332 | NextObjective nextObj = nextObjBuilder.add(nextContext); |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 333 | flowObjectiveService.next(key.deviceId(), nextObj); |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 334 | xconnectNextObjStore.put(key, nextObj.id()); |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 335 | log.debug("NextObj for {} not found. Creating new NextObj with id={}", key, nextObj.id()); |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 336 | return nextObj.id(); |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 337 | } |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 338 | } |
| 339 | |
| 340 | /** |
| 341 | * Populates bridging forwarding objectives for given XConnect. |
| 342 | * |
| 343 | * @param key XConnect store key |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 344 | * @param nextId next objective id |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 345 | */ |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 346 | private void populateFwd(XconnectKey key, int nextId) { |
| 347 | ForwardingObjective.Builder fwdObjBuilder = fwdObjBuilder(key, nextId); |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 348 | ObjectiveContext fwdContext = new DefaultObjectiveContext( |
| 349 | (objective) -> log.debug("XConnect FwdObj for {} populated", key), |
| 350 | (objective, error) -> |
| 351 | log.warn("Failed to populate XConnect FwdObj for {}: {}", key, error)); |
| 352 | flowObjectiveService.forward(key.deviceId(), fwdObjBuilder.add(fwdContext)); |
| 353 | } |
| 354 | |
| 355 | /** |
| 356 | * Populates ACL forwarding objectives for given XConnect. |
| 357 | * |
| 358 | * @param key XConnect store key |
| 359 | */ |
| 360 | private void populateAcl(XconnectKey key) { |
| 361 | ForwardingObjective.Builder aclObjBuilder = aclObjBuilder(key.vlanId()); |
| 362 | ObjectiveContext aclContext = new DefaultObjectiveContext( |
| 363 | (objective) -> log.debug("XConnect AclObj for {} populated", key), |
| 364 | (objective, error) -> |
| 365 | log.warn("Failed to populate XConnect AclObj for {}: {}", key, error)); |
| 366 | flowObjectiveService.forward(key.deviceId(), aclObjBuilder.add(aclContext)); |
| 367 | } |
| 368 | |
| 369 | /** |
| 370 | * Revokes XConnect groups and flows for given key. |
| 371 | * |
| 372 | * @param key XConnect key |
| 373 | * @param ports XConnect ports |
| 374 | */ |
| 375 | private void revokeXConnect(XconnectKey key, Set<PortNumber> ports) { |
| 376 | if (!mastershipService.isLocalMaster(key.deviceId())) { |
| 377 | log.info("Abort populating XConnect {}: {}", key, ERROR_NOT_MASTER); |
| 378 | return; |
| 379 | } |
| 380 | |
| 381 | ports = addPairPort(key.deviceId(), ports); |
| 382 | revokeFilter(key, ports); |
| 383 | if (xconnectNextObjStore.containsKey(key)) { |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 384 | int nextId = xconnectNextObjStore.get(key).value(); |
| 385 | revokeFwd(key, nextId, null); |
| 386 | revokeNext(key, ports, nextId, null); |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 387 | } else { |
| 388 | log.warn("NextObj for {} does not exist in the store.", key); |
| 389 | } |
| 390 | revokeAcl(key); |
| 391 | } |
| 392 | |
| 393 | /** |
| 394 | * Revokes filtering objectives for given XConnect. |
| 395 | * |
| 396 | * @param key XConnect store key |
| 397 | * @param ports XConnect ports |
| 398 | */ |
| 399 | private void revokeFilter(XconnectKey key, Set<PortNumber> ports) { |
| 400 | ports.forEach(port -> { |
| 401 | FilteringObjective.Builder filtObjBuilder = filterObjBuilder(key, port); |
| 402 | ObjectiveContext context = new DefaultObjectiveContext( |
| 403 | (objective) -> log.debug("XConnect FilterObj for {} on port {} revoked", |
| 404 | key, port), |
| 405 | (objective, error) -> |
| 406 | log.warn("Failed to revoke XConnect FilterObj for {} on port {}: {}", |
| 407 | key, port, error)); |
| 408 | flowObjectiveService.filter(key.deviceId(), filtObjBuilder.remove(context)); |
| 409 | }); |
| 410 | } |
| 411 | |
| 412 | /** |
| 413 | * Revokes next objectives for given XConnect. |
| 414 | * |
| 415 | * @param key XConnect store key |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 416 | * @param ports ports in the XConnect |
| 417 | * @param nextId next objective id |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 418 | * @param nextFuture completable future for this next objective operation |
| 419 | */ |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 420 | private void revokeNext(XconnectKey key, Set<PortNumber> ports, int nextId, |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 421 | CompletableFuture<ObjectiveError> nextFuture) { |
| 422 | ObjectiveContext context = new ObjectiveContext() { |
| 423 | @Override |
| 424 | public void onSuccess(Objective objective) { |
| 425 | log.debug("Previous NextObj for {} removed", key); |
| 426 | if (nextFuture != null) { |
| 427 | nextFuture.complete(null); |
| 428 | } |
| 429 | } |
| 430 | |
| 431 | @Override |
| 432 | public void onError(Objective objective, ObjectiveError error) { |
| 433 | log.warn("Failed to remove previous NextObj for {}: {}", key, error); |
| 434 | if (nextFuture != null) { |
| 435 | nextFuture.complete(error); |
| 436 | } |
Charles Chan | 55b806f | 2018-08-23 14:30:33 -0700 | [diff] [blame] | 437 | srService.invalidateNextObj(objective.id()); |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 438 | } |
| 439 | }; |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 440 | flowObjectiveService.next(key.deviceId(), nextObjBuilder(key, ports, nextId).remove(context)); |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 441 | xconnectNextObjStore.remove(key); |
| 442 | } |
| 443 | |
| 444 | /** |
| 445 | * Revokes bridging forwarding objectives for given XConnect. |
| 446 | * |
| 447 | * @param key XConnect store key |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 448 | * @param nextId next objective id |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 449 | * @param fwdFuture completable future for this forwarding objective operation |
| 450 | */ |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 451 | private void revokeFwd(XconnectKey key, int nextId, CompletableFuture<ObjectiveError> fwdFuture) { |
| 452 | ForwardingObjective.Builder fwdObjBuilder = fwdObjBuilder(key, nextId); |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 453 | ObjectiveContext context = new ObjectiveContext() { |
| 454 | @Override |
| 455 | public void onSuccess(Objective objective) { |
| 456 | log.debug("Previous FwdObj for {} removed", key); |
| 457 | if (fwdFuture != null) { |
| 458 | fwdFuture.complete(null); |
| 459 | } |
| 460 | } |
| 461 | |
| 462 | @Override |
| 463 | public void onError(Objective objective, ObjectiveError error) { |
| 464 | log.warn("Failed to remove previous FwdObj for {}: {}", key, error); |
| 465 | if (fwdFuture != null) { |
| 466 | fwdFuture.complete(error); |
| 467 | } |
| 468 | } |
| 469 | }; |
| 470 | flowObjectiveService.forward(key.deviceId(), fwdObjBuilder.remove(context)); |
| 471 | } |
| 472 | |
| 473 | /** |
| 474 | * Revokes ACL forwarding objectives for given XConnect. |
| 475 | * |
| 476 | * @param key XConnect store key |
| 477 | */ |
| 478 | private void revokeAcl(XconnectKey key) { |
| 479 | ForwardingObjective.Builder aclObjBuilder = aclObjBuilder(key.vlanId()); |
| 480 | ObjectiveContext aclContext = new DefaultObjectiveContext( |
| 481 | (objective) -> log.debug("XConnect AclObj for {} populated", key), |
| 482 | (objective, error) -> |
| 483 | log.warn("Failed to populate XConnect AclObj for {}: {}", key, error)); |
| 484 | flowObjectiveService.forward(key.deviceId(), aclObjBuilder.remove(aclContext)); |
| 485 | } |
| 486 | |
| 487 | /** |
| 488 | * Updates XConnect groups and flows for given key. |
| 489 | * |
| 490 | * @param key XConnect key |
| 491 | * @param prevPorts previous XConnect ports |
| 492 | * @param ports new XConnect ports |
| 493 | */ |
| 494 | private void updateXConnect(XconnectKey key, Set<PortNumber> prevPorts, |
| 495 | Set<PortNumber> ports) { |
| 496 | // NOTE: ACL flow doesn't include port information. No need to update it. |
| 497 | // Pair port is built-in and thus not going to change. No need to update it. |
| 498 | |
| 499 | // remove old filter |
| 500 | prevPorts.stream().filter(port -> !ports.contains(port)).forEach(port -> |
| 501 | revokeFilter(key, ImmutableSet.of(port))); |
| 502 | // install new filter |
| 503 | ports.stream().filter(port -> !prevPorts.contains(port)).forEach(port -> |
| 504 | populateFilter(key, ImmutableSet.of(port))); |
| 505 | |
| 506 | CompletableFuture<ObjectiveError> fwdFuture = new CompletableFuture<>(); |
| 507 | CompletableFuture<ObjectiveError> nextFuture = new CompletableFuture<>(); |
| 508 | |
| 509 | if (xconnectNextObjStore.containsKey(key)) { |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 510 | int nextId = xconnectNextObjStore.get(key).value(); |
| 511 | revokeFwd(key, nextId, fwdFuture); |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 512 | |
| 513 | fwdFuture.thenAcceptAsync(fwdStatus -> { |
| 514 | if (fwdStatus == null) { |
| 515 | log.debug("Fwd removed. Now remove group {}", key); |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 516 | revokeNext(key, prevPorts, nextId, nextFuture); |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 517 | } |
| 518 | }); |
| 519 | |
| 520 | nextFuture.thenAcceptAsync(nextStatus -> { |
| 521 | if (nextStatus == null) { |
| 522 | log.debug("Installing new group and flow for {}", key); |
| 523 | populateFwd(key, populateNext(key, ports)); |
| 524 | } |
| 525 | }); |
| 526 | } else { |
| 527 | log.warn("NextObj for {} does not exist in the store.", key); |
| 528 | } |
| 529 | } |
| 530 | |
| 531 | /** |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 532 | * Creates a next objective builder for XConnect with given nextId. |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 533 | * |
| 534 | * @param key XConnect key |
| 535 | * @param ports set of XConnect ports |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 536 | * @param nextId next objective id |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 537 | * @return next objective builder |
| 538 | */ |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 539 | private NextObjective.Builder nextObjBuilder(XconnectKey key, Set<PortNumber> ports, int nextId) { |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 540 | TrafficSelector metadata = |
| 541 | DefaultTrafficSelector.builder().matchVlanId(key.vlanId()).build(); |
| 542 | NextObjective.Builder nextObjBuilder = DefaultNextObjective |
| 543 | .builder().withId(nextId) |
| 544 | .withType(NextObjective.Type.BROADCAST).fromApp(appId) |
| 545 | .withMeta(metadata); |
| 546 | ports.forEach(port -> { |
| 547 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder(); |
| 548 | tBuilder.setOutput(port); |
| 549 | nextObjBuilder.addTreatment(tBuilder.build()); |
| 550 | }); |
| 551 | return nextObjBuilder; |
| 552 | } |
| 553 | |
| 554 | /** |
Charles Chan | 3e56d9f | 2018-09-21 11:29:12 -0700 | [diff] [blame] | 555 | * Creates a next objective builder for XConnect. |
| 556 | * |
| 557 | * @param key XConnect key |
| 558 | * @param ports set of XConnect ports |
| 559 | * @return next objective builder |
| 560 | */ |
| 561 | private NextObjective.Builder nextObjBuilder(XconnectKey key, Set<PortNumber> ports) { |
| 562 | int nextId = flowObjectiveService.allocateNextId(); |
| 563 | return nextObjBuilder(key, ports, nextId); |
| 564 | } |
| 565 | |
| 566 | |
| 567 | /** |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 568 | * Creates a bridging forwarding objective builder for XConnect. |
| 569 | * |
| 570 | * @param key XConnect key |
| 571 | * @param nextId next ID of the broadcast group for this XConnect key |
| 572 | * @return forwarding objective builder |
| 573 | */ |
| 574 | private ForwardingObjective.Builder fwdObjBuilder(XconnectKey key, int nextId) { |
| 575 | /* |
| 576 | * Driver should treat objectives with MacAddress.NONE and !VlanId.NONE |
| 577 | * as the VLAN cross-connect broadcast rules |
| 578 | */ |
| 579 | TrafficSelector.Builder sbuilder = DefaultTrafficSelector.builder(); |
| 580 | sbuilder.matchVlanId(key.vlanId()); |
| 581 | sbuilder.matchEthDst(MacAddress.NONE); |
| 582 | |
| 583 | ForwardingObjective.Builder fob = DefaultForwardingObjective.builder(); |
| 584 | fob.withFlag(ForwardingObjective.Flag.SPECIFIC) |
| 585 | .withSelector(sbuilder.build()) |
| 586 | .nextStep(nextId) |
| 587 | .withPriority(XCONNECT_PRIORITY) |
| 588 | .fromApp(appId) |
| 589 | .makePermanent(); |
| 590 | return fob; |
| 591 | } |
| 592 | |
| 593 | /** |
| 594 | * Creates an ACL forwarding objective builder for XConnect. |
| 595 | * |
| 596 | * @param vlanId cross connect VLAN id |
| 597 | * @return forwarding objective builder |
| 598 | */ |
| 599 | private ForwardingObjective.Builder aclObjBuilder(VlanId vlanId) { |
| 600 | TrafficSelector.Builder sbuilder = DefaultTrafficSelector.builder(); |
| 601 | sbuilder.matchVlanId(vlanId); |
| 602 | |
| 603 | TrafficTreatment.Builder tbuilder = DefaultTrafficTreatment.builder(); |
| 604 | |
| 605 | ForwardingObjective.Builder fob = DefaultForwardingObjective.builder(); |
| 606 | fob.withFlag(ForwardingObjective.Flag.VERSATILE) |
| 607 | .withSelector(sbuilder.build()) |
| 608 | .withTreatment(tbuilder.build()) |
| 609 | .withPriority(XCONNECT_ACL_PRIORITY) |
| 610 | .fromApp(appId) |
| 611 | .makePermanent(); |
| 612 | return fob; |
| 613 | } |
| 614 | |
| 615 | /** |
| 616 | * Creates a filtering objective builder for XConnect. |
| 617 | * |
| 618 | * @param key XConnect key |
| 619 | * @param port XConnect ports |
| 620 | * @return next objective builder |
| 621 | */ |
| 622 | private FilteringObjective.Builder filterObjBuilder(XconnectKey key, PortNumber port) { |
| 623 | FilteringObjective.Builder fob = DefaultFilteringObjective.builder(); |
| 624 | fob.withKey(Criteria.matchInPort(port)) |
| 625 | .addCondition(Criteria.matchVlanId(key.vlanId())) |
| 626 | .addCondition(Criteria.matchEthDst(MacAddress.NONE)) |
| 627 | .withPriority(XCONNECT_PRIORITY); |
| 628 | return fob.permit().fromApp(appId); |
| 629 | } |
| 630 | |
| 631 | /** |
| 632 | * Add pair port to the given set of port. |
| 633 | * |
| 634 | * @param deviceId device Id |
| 635 | * @param ports ports specified in the xconnect config |
| 636 | * @return port specified in the xconnect config plus the pair port (if configured) |
| 637 | */ |
| 638 | private Set<PortNumber> addPairPort(DeviceId deviceId, Set<PortNumber> ports) { |
| 639 | if (srService == null) { |
| 640 | return ports; |
| 641 | } |
| 642 | Set<PortNumber> newPorts = Sets.newHashSet(ports); |
| 643 | srService.getPairLocalPort(deviceId).ifPresent(newPorts::add); |
| 644 | return newPorts; |
| 645 | } |
Charles Chan | c7b3c45 | 2018-06-19 20:31:57 -0700 | [diff] [blame] | 646 | } |