openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/device/DeviceContextImpl.java

   1 /**
   2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.openflowplugin.impl.device;
   9
  10 import com.google.common.annotations.VisibleForTesting;
  11 import com.google.common.base.Preconditions;
  12 import com.google.common.util.concurrent.FutureCallback;
  13 import com.google.common.util.concurrent.Futures;
  14 import com.google.common.util.concurrent.ListenableFuture;
  15 import io.netty.util.HashedWheelTimer;
  16 import io.netty.util.Timeout;
  17 import java.math.BigInteger;
  18 import java.util.Collection;
  19 import java.util.HashMap;
  20 import java.util.HashSet;
  21 import java.util.List;
  22 import java.util.Map;
  23 import java.util.concurrent.ConcurrentHashMap;
  24 import javax.annotation.Nonnull;
  25 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  26 import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
  27 import org.opendaylight.controller.md.sal.binding.api.NotificationService;
  28 import org.opendaylight.controller.md.sal.binding.api.ReadTransaction;
  29 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  30 import org.opendaylight.openflowjava.protocol.api.connection.ConnectionAdapter;
  31 import org.opendaylight.openflowjava.protocol.api.connection.OutboundQueue;
  32 import org.opendaylight.openflowplugin.api.openflow.connection.ConnectionContext;
  33 import org.opendaylight.openflowplugin.api.openflow.connection.OutboundQueueProvider;
  34 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  35 import org.opendaylight.openflowplugin.api.openflow.device.DeviceState;
  36 import org.opendaylight.openflowplugin.api.openflow.device.MessageTranslator;
  37 import org.opendaylight.openflowplugin.api.openflow.device.RequestContext;
  38 import org.opendaylight.openflowplugin.api.openflow.device.TranslatorLibrary;
  39 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  40 import org.opendaylight.openflowplugin.api.openflow.device.handlers.DeviceContextClosedHandler;
  41 import org.opendaylight.openflowplugin.api.openflow.device.handlers.MultiMsgCollector;
  42 import org.opendaylight.openflowplugin.api.openflow.md.core.SwitchConnectionDistinguisher;
  43 import org.opendaylight.openflowplugin.api.openflow.md.core.TranslatorKey;
  44 import org.opendaylight.openflowplugin.api.openflow.registry.ItemLifeCycleRegistry;
  45 import org.opendaylight.openflowplugin.api.openflow.registry.flow.DeviceFlowRegistry;
  46 import org.opendaylight.openflowplugin.api.openflow.registry.flow.FlowDescriptor;
  47 import org.opendaylight.openflowplugin.api.openflow.registry.flow.FlowRegistryKey;
  48 import org.opendaylight.openflowplugin.api.openflow.registry.group.DeviceGroupRegistry;
  49 import org.opendaylight.openflowplugin.api.openflow.registry.meter.DeviceMeterRegistry;
  50 import org.opendaylight.openflowplugin.api.openflow.rpc.ItemLifeCycleKeeper;
  51 import org.opendaylight.openflowplugin.api.openflow.rpc.listener.ItemLifecycleListener;
  52 import org.opendaylight.openflowplugin.api.openflow.statistics.ofpspecific.MessageSpy;
  53 import org.opendaylight.openflowplugin.impl.common.ItemLifeCycleSourceImpl;
  54 import org.opendaylight.openflowplugin.impl.common.NodeStaticReplyTranslatorUtil;
  55 import org.opendaylight.openflowplugin.impl.device.listener.MultiMsgCollectorImpl;
  56 import org.opendaylight.openflowplugin.impl.registry.flow.DeviceFlowRegistryImpl;
  57 import org.opendaylight.openflowplugin.impl.registry.flow.FlowRegistryKeyFactory;
  58 import org.opendaylight.openflowplugin.impl.registry.group.DeviceGroupRegistryImpl;
  59 import org.opendaylight.openflowplugin.impl.registry.meter.DeviceMeterRegistryImpl;
  60 import org.opendaylight.openflowplugin.openflow.md.core.session.SwitchConnectionCookieOFImpl;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.Flow;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowKey;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRef;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorBuilder;
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortReason;
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.Error;
  74 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowRemoved;
  75 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReply;
  76 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  77 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketIn;
  78 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketInMessage;
  79 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortGrouping;
  80 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortStatusMessage;
  81 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketReceived;
  82 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsData;
  83 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsDataBuilder;
  84 import org.opendaylight.yangtools.yang.binding.ChildOf;
  85 import org.opendaylight.yangtools.yang.binding.DataObject;
  86 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  87 import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
  88 import org.slf4j.Logger;
  89 import org.slf4j.LoggerFactory;
  90
  91 /**
  92  *
  93  */
  94 public class DeviceContextImpl implements DeviceContext {
  95
  96     private static final Logger LOG = LoggerFactory.getLogger(DeviceContextImpl.class);
  97
  98     // TODO: drain factor should be parametrized
  99     public static final float REJECTED_DRAIN_FACTOR = 0.25f;
 100     // TODO: low water mark factor should be parametrized
 101     private static final float LOW_WATERMARK_FACTOR = 0.75f;
 102     // TODO: high water mark factor should be parametrized
 103     private static final float HIGH_WATERMARK_FACTOR = 0.95f;
 104
 105     private final ConnectionContext primaryConnectionContext;
 106     private final DeviceState deviceState;
 107     private final DataBroker dataBroker;
 108     private final HashedWheelTimer hashedWheelTimer;
 109     private final Map<SwitchConnectionDistinguisher, ConnectionContext> auxiliaryConnectionContexts;
 110     private final TransactionChainManager transactionChainManager;
 111     private final DeviceFlowRegistry deviceFlowRegistry;
 112     private final DeviceGroupRegistry deviceGroupRegistry;
 113     private final DeviceMeterRegistry deviceMeterRegistry;
 114     private final Collection<DeviceContextClosedHandler> closeHandlers = new HashSet<>();
 115     private final PacketInRateLimiter packetInLimiter;
 116     private final MessageSpy messageSpy;
 117     private final ItemLifeCycleKeeper flowLifeCycleKeeper;
 118     private NotificationPublishService notificationPublishService;
 119     private NotificationService notificationService;
 120     private final OutboundQueue outboundQueueProvider;
 121     private Timeout barrierTaskTimeout;
 122     private final MessageTranslator<PortGrouping, FlowCapableNodeConnector> portStatusTranslator;
 123     private final MessageTranslator<PacketInMessage, PacketReceived> packetInTranslator;
 124     private final MessageTranslator<FlowRemoved, org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.FlowRemoved> flowRemovedTranslator;
 125     private final TranslatorLibrary translatorLibrary;
 126     private Map<Long, NodeConnectorRef> nodeConnectorCache;
 127     private ItemLifeCycleRegistry itemLifeCycleSourceRegistry;
 128
 129
 130     @VisibleForTesting
 131     DeviceContextImpl(@Nonnull final ConnectionContext primaryConnectionContext,
 132                       @Nonnull final DeviceState deviceState,
 133                       @Nonnull final DataBroker dataBroker,
 134                       @Nonnull final HashedWheelTimer hashedWheelTimer,
 135                       @Nonnull final MessageSpy _messageSpy,
 136                       @Nonnull final OutboundQueueProvider outboundQueueProvider,
 137                       @Nonnull final TranslatorLibrary translatorLibrary,
 138                       @Nonnull final TransactionChainManager transactionChainManager) {
 139         this.primaryConnectionContext = Preconditions.checkNotNull(primaryConnectionContext);
 140         this.deviceState = Preconditions.checkNotNull(deviceState);
 141         this.dataBroker = Preconditions.checkNotNull(dataBroker);
 142         this.hashedWheelTimer = Preconditions.checkNotNull(hashedWheelTimer);
 143         this.outboundQueueProvider = Preconditions.checkNotNull(outboundQueueProvider);
 144         this.transactionChainManager = Preconditions.checkNotNull(transactionChainManager);
 145         auxiliaryConnectionContexts = new HashMap<>();
 146         deviceFlowRegistry = new DeviceFlowRegistryImpl();
 147         deviceGroupRegistry = new DeviceGroupRegistryImpl();
 148         deviceMeterRegistry = new DeviceMeterRegistryImpl();
 149         messageSpy = _messageSpy;
 150
 151         packetInLimiter = new PacketInRateLimiter(primaryConnectionContext.getConnectionAdapter(),
 152                 /*initial*/ 1000, /*initial*/2000, messageSpy, REJECTED_DRAIN_FACTOR);
 153
 154         this.translatorLibrary = translatorLibrary;
 155         portStatusTranslator = translatorLibrary.lookupTranslator(
 156                 new TranslatorKey(deviceState.getVersion(), PortGrouping.class.getName()));
 157         packetInTranslator = translatorLibrary.lookupTranslator(
 158                 new TranslatorKey(deviceState.getVersion(), PacketIn.class.getName()));
 159         flowRemovedTranslator = translatorLibrary.lookupTranslator(
 160                 new TranslatorKey(deviceState.getVersion(), FlowRemoved.class.getName()));
 161
 162
 163         nodeConnectorCache = new ConcurrentHashMap<>();
 164
 165         itemLifeCycleSourceRegistry = new ItemLifeCycleRegistryImpl();
 166         flowLifeCycleKeeper = new ItemLifeCycleSourceImpl();
 167         itemLifeCycleSourceRegistry.registerLifeCycleSource(flowLifeCycleKeeper);
 168     }
 169
 170     /**
 171      * This method is called from {@link DeviceManagerImpl} only. So we could say "posthandshake process finish"
 172      * and we are able to set a scheduler for an automatic transaction submitting by time (0,5sec).
 173      */
 174     void initialSubmitTransaction() {
 175         transactionChainManager.initialSubmitWriteTransaction();
 176     }
 177
 178     @Override
 179     public Long getReservedXid() {
 180         return outboundQueueProvider.reserveEntry();
 181     }
 182
 183     @Override
 184     public <M extends ChildOf<DataObject>> void onMessage(final M message, final RequestContext<?> requestContext) {
 185         // TODO Auto-generated method stub
 186     }
 187
 188     @Override
 189     public void addAuxiliaryConenctionContext(final ConnectionContext connectionContext) {
 190         final SwitchConnectionDistinguisher connectionDistinguisher = createConnectionDistinguisher(connectionContext);
 191         auxiliaryConnectionContexts.put(connectionDistinguisher, connectionContext);
 192     }
 193
 194     private static SwitchConnectionDistinguisher createConnectionDistinguisher(final ConnectionContext connectionContext) {
 195         return new SwitchConnectionCookieOFImpl(connectionContext.getFeatures().getAuxiliaryId());
 196     }
 197
 198     @Override
 199     public void removeAuxiliaryConenctionContext(final ConnectionContext connectionContext) {
 200         // TODO Auto-generated method stub
 201     }
 202
 203     @Override
 204     public DeviceState getDeviceState() {
 205         return deviceState;
 206     }
 207
 208     @Override
 209     public ReadTransaction getReadTransaction() {
 210         return dataBroker.newReadOnlyTransaction();
 211     }
 212
 213     @Override
 214     public <T extends DataObject> void writeToTransaction(final LogicalDatastoreType store,
 215                                                           final InstanceIdentifier<T> path, final T data) {
 216         transactionChainManager.writeToTransaction(store, path, data);
 217     }
 218
 219     @Override
 220     public <T extends DataObject> void addDeleteToTxChain(final LogicalDatastoreType store, final InstanceIdentifier<T> path) {
 221         transactionChainManager.addDeleteOperationTotTxChain(store, path);
 222     }
 223
 224     @Override
 225     public boolean submitTransaction() {
 226         return transactionChainManager.submitWriteTransaction();
 227     }
 228
 229     @Override
 230     public ConnectionContext getPrimaryConnectionContext() {
 231         return primaryConnectionContext;
 232     }
 233
 234     @Override
 235     public ConnectionContext getAuxiliaryConnectiobContexts(final BigInteger cookie) {
 236         return auxiliaryConnectionContexts.get(new SwitchConnectionCookieOFImpl(cookie.longValue()));
 237     }
 238
 239     @Override
 240     public DeviceFlowRegistry getDeviceFlowRegistry() {
 241         return deviceFlowRegistry;
 242     }
 243
 244     @Override
 245     public DeviceGroupRegistry getDeviceGroupRegistry() {
 246         return deviceGroupRegistry;
 247     }
 248
 249     @Override
 250     public DeviceMeterRegistry getDeviceMeterRegistry() {
 251         return deviceMeterRegistry;
 252     }
 253
 254     @Override
 255     public void processReply(final OfHeader ofHeader) {
 256         if (ofHeader instanceof Error) {
 257             messageSpy.spyMessage(ofHeader.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_FAILURE);
 258         } else {
 259             messageSpy.spyMessage(ofHeader.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_SUCCESS);
 260         }
 261     }
 262
 263     @Override
 264     public void processReply(final Xid xid, final List<MultipartReply> ofHeaderList) {
 265         for (final MultipartReply multipartReply : ofHeaderList) {
 266             messageSpy.spyMessage(multipartReply.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_FAILURE);
 267         }
 268     }
 269
 270     @Override
 271     public void processFlowRemovedMessage(final FlowRemoved flowRemoved) {
 272         final ItemLifecycleListener itemLifecycleListener = flowLifeCycleKeeper.getItemLifecycleListener();
 273         if (itemLifecycleListener != null) {
 274             //1. translate to general flow (table, priority, match, cookie)
 275             final org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.FlowRemoved flowRemovedNotification =
 276                     flowRemovedTranslator.translate(flowRemoved, this, null);
 277             //2. create registry key
 278             FlowRegistryKey flowRegKey = FlowRegistryKeyFactory.create(flowRemovedNotification);
 279             //3. lookup flowId
 280             final FlowDescriptor flowDescriptor = deviceFlowRegistry.retrieveIdForFlow(flowRegKey);
 281             //4. if flowId present:
 282             if (flowDescriptor != null) {
 283                 // a) construct flow path
 284                 KeyedInstanceIdentifier<Flow, FlowKey> flowPath = getDeviceState().getNodeInstanceIdentifier()
 285                         .augmentation(FlowCapableNode.class)
 286                         .child(Table.class, flowDescriptor.getTableKey())
 287                         .child(Flow.class, new FlowKey(flowDescriptor.getFlowId()));
 288                 // b) notify listener
 289                 itemLifecycleListener.onRemoved(flowPath);
 290             } else {
 291                 LOG.debug("flow id not found: nodeId={} tableId={}, priority={}",
 292                         getDeviceState().getNodeId(), flowRegKey.getTableId(), flowRemovedNotification.getPriority());
 293             }
 294         }
 295     }
 296
 297     @Override
 298     public void processPortStatusMessage(final PortStatusMessage portStatus) {
 299         messageSpy.spyMessage(portStatus.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_SUCCESS);
 300         final FlowCapableNodeConnector flowCapableNodeConnector = portStatusTranslator.translate(portStatus, this, null);
 301
 302         final KeyedInstanceIdentifier<NodeConnector, NodeConnectorKey> iiToNodeConnector = provideIIToNodeConnector(portStatus.getPortNo(), portStatus.getVersion());
 303         if (portStatus.getReason().equals(PortReason.OFPPRADD) || portStatus.getReason().equals(PortReason.OFPPRMODIFY)) {
 304             // because of ADD status node connector has to be created
 305             final NodeConnectorBuilder nConnectorBuilder = new NodeConnectorBuilder().setKey(iiToNodeConnector.getKey());
 306             nConnectorBuilder.addAugmentation(FlowCapableNodeConnectorStatisticsData.class, new FlowCapableNodeConnectorStatisticsDataBuilder().build());
 307             nConnectorBuilder.addAugmentation(FlowCapableNodeConnector.class, flowCapableNodeConnector);
 308             writeToTransaction(LogicalDatastoreType.OPERATIONAL, iiToNodeConnector, nConnectorBuilder.build());
 309         } else if (portStatus.getReason().equals(PortReason.OFPPRDELETE)) {
 310             addDeleteToTxChain(LogicalDatastoreType.OPERATIONAL, iiToNodeConnector);
 311         }
 312         submitTransaction();
 313     }
 314
 315     private KeyedInstanceIdentifier<NodeConnector, NodeConnectorKey> provideIIToNodeConnector(final long portNo, final short version) {
 316         final InstanceIdentifier<Node> iiToNodes = deviceState.getNodeInstanceIdentifier();
 317         final BigInteger dataPathId = deviceState.getFeatures().getDatapathId();
 318         final NodeConnectorId nodeConnectorId = NodeStaticReplyTranslatorUtil.nodeConnectorId(dataPathId.toString(), portNo, version);
 319         return iiToNodes.child(NodeConnector.class, new NodeConnectorKey(nodeConnectorId));
 320     }
 321
 322     @Override
 323     public void processPacketInMessage(final PacketInMessage packetInMessage) {
 324         messageSpy.spyMessage(packetInMessage.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH);
 325         final ConnectionAdapter connectionAdapter = getPrimaryConnectionContext().getConnectionAdapter();
 326         final PacketReceived packetReceived = packetInTranslator.translate(packetInMessage, this, null);
 327
 328         if (packetReceived == null) {
 329             LOG.debug("Received a null packet from switch {}", connectionAdapter.getRemoteAddress());
 330             return;
 331         }
 332
 333         if (!packetInLimiter.acquirePermit()) {
 334             LOG.debug("Packet limited");
 335             // TODO: save packet into emergency slot if possible
 336             // FIXME: some other counter
 337             messageSpy.spyMessage(packetReceived.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_TRANSLATE_SRC_FAILURE);
 338             return;
 339         }
 340
 341         final ListenableFuture<? extends Object> offerNotification = notificationPublishService.offerNotification(packetReceived);
 342         if (NotificationPublishService.REJECTED.equals(offerNotification)) {
 343             LOG.debug("notification offer rejected");
 344             messageSpy.spyMessage(packetReceived.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_TRANSLATE_SRC_FAILURE);
 345             packetInLimiter.drainLowWaterMark();
 346             packetInLimiter.releasePermit();
 347             return;
 348         }
 349
 350         Futures.addCallback(offerNotification, new FutureCallback<Object>() {
 351             @Override
 352             public void onSuccess(final Object result) {
 353                 messageSpy.spyMessage(packetReceived.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_PUBLISHED_SUCCESS);
 354                 packetInLimiter.releasePermit();
 355             }
 356
 357             @Override
 358             public void onFailure(final Throwable t) {
 359                 messageSpy.spyMessage(packetReceived.getImplementedInterface(), MessageSpy.STATISTIC_GROUP.FROM_SWITCH_NOTIFICATION_REJECTED);
 360                 LOG.debug("notification offer failed: {}", t.getMessage());
 361                 LOG.trace("notification offer failed..", t);
 362                 packetInLimiter.releasePermit();
 363             }
 364         });
 365     }
 366
 367     @Override
 368     public TranslatorLibrary oook() {
 369         return translatorLibrary;
 370     }
 371
 372     @Override
 373     public HashedWheelTimer getTimer() {
 374         return hashedWheelTimer;
 375     }
 376
 377     @Override
 378     public void close() {
 379         LOG.debug("closing deviceContext: {}, nodeId:{}",
 380                 getPrimaryConnectionContext().getConnectionAdapter().getRemoteAddress(),
 381                 getDeviceState().getNodeId());
 382
 383         tearDown();
 384
 385         primaryConnectionContext.closeConnection(false);
 386     }
 387
 388     private void tearDown() {
 389         deviceState.setValid(false);
 390
 391         for (final ConnectionContext connectionContext : auxiliaryConnectionContexts.values()) {
 392             connectionContext.closeConnection(false);
 393         }
 394
 395         deviceGroupRegistry.close();
 396         deviceFlowRegistry.close();
 397         deviceMeterRegistry.close();
 398
 399         itemLifeCycleSourceRegistry.clear();
 400
 401
 402         for (final DeviceContextClosedHandler deviceContextClosedHandler : closeHandlers) {
 403             deviceContextClosedHandler.onDeviceContextClosed(this);
 404         }
 405
 406         transactionChainManager.close();
 407     }
 408
 409     @Override
 410     public void onDeviceDisconnected(final ConnectionContext connectionContext) {
 411         if (getPrimaryConnectionContext().equals(connectionContext)) {
 412             try {
 413                 tearDown();
 414             } catch (final Exception e) {
 415                 LOG.trace("Error closing device context.");
 416             }
 417         } else {
 418             LOG.debug("auxiliary connection dropped: {}, nodeId:{}",
 419                     connectionContext.getConnectionAdapter().getRemoteAddress(),
 420                     getDeviceState().getNodeId());
 421             final SwitchConnectionDistinguisher connectionDistinguisher = createConnectionDistinguisher(connectionContext);
 422             auxiliaryConnectionContexts.remove(connectionDistinguisher);
 423         }
 424     }
 425
 426     @Override
 427     public void setCurrentBarrierTimeout(final Timeout timeout) {
 428         barrierTaskTimeout = timeout;
 429     }
 430
 431     @Override
 432     public Timeout getBarrierTaskTimeout() {
 433         return barrierTaskTimeout;
 434     }
 435
 436     @Override
 437     public void setNotificationService(final NotificationService notificationServiceParam) {
 438         notificationService = notificationServiceParam;
 439     }
 440
 441     @Override
 442     public void setNotificationPublishService(final NotificationPublishService notificationPublishService) {
 443         this.notificationPublishService = notificationPublishService;
 444     }
 445
 446     @Override
 447     public MessageSpy getMessageSpy() {
 448         return messageSpy;
 449     }
 450
 451     @Override
 452     public void addDeviceContextClosedHandler(final DeviceContextClosedHandler deviceContextClosedHandler) {
 453         closeHandlers.add(deviceContextClosedHandler);
 454     }
 455
 456     @Override
 457     public void onPublished() {
 458         primaryConnectionContext.getConnectionAdapter().setPacketInFiltering(false);
 459         for (final ConnectionContext switchAuxConnectionContext : auxiliaryConnectionContexts.values()) {
 460             switchAuxConnectionContext.getConnectionAdapter().setPacketInFiltering(false);
 461         }
 462     }
 463
 464     @Override
 465     public MultiMsgCollector getMultiMsgCollector(final RequestContext<List<MultipartReply>> requestContext) {
 466         return new MultiMsgCollectorImpl(this, requestContext);
 467     }
 468
 469     @Override
 470     public NodeConnectorRef lookupNodeConnectorRef(Long portNumber) {
 471         return nodeConnectorCache.get(portNumber);
 472     }
 473
 474     @Override
 475     public void storeNodeConnectorRef(final Long portNumber, final NodeConnectorRef nodeConnectorRef) {
 476         nodeConnectorCache.put(
 477                 Preconditions.checkNotNull(portNumber),
 478                 Preconditions.checkNotNull(nodeConnectorRef));
 479     }
 480
 481     @Override
 482     public void updatePacketInRateLimit(long upperBound) {
 483         packetInLimiter.changeWaterMarks((int) (LOW_WATERMARK_FACTOR * upperBound), (int) (HIGH_WATERMARK_FACTOR * upperBound));
 484     }
 485
 486     @Override
 487     public ItemLifeCycleRegistry getItemLifeCycleSourceRegistry() {
 488         return itemLifeCycleSourceRegistry;
 489     }
 490 }