openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/core/MDController.java

   1 /**
   2  * Copyright (c) 2013 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
   9 package org.opendaylight.openflowplugin.openflow.md.core;
  10
  11 import java.util.Collection;
  12 import java.util.LinkedHashSet;
  13 import java.util.List;
  14 import java.util.Map;
  15 import java.util.concurrent.ConcurrentHashMap;
  16 import java.util.concurrent.ConcurrentMap;
  17 import java.util.concurrent.ExecutionException;
  18 import java.util.concurrent.Future;
  19 import java.util.concurrent.TimeUnit;
  20 import java.util.concurrent.TimeoutException;
  21
  22 import org.opendaylight.openflowjava.protocol.api.connection.ConnectionConfiguration;
  23 import org.opendaylight.openflowjava.protocol.api.connection.SwitchConnectionHandler;
  24 import org.opendaylight.openflowjava.protocol.spi.connection.SwitchConnectionProvider;
  25 import org.opendaylight.openflowplugin.openflow.md.core.session.OFSessionUtil;
  26 import org.opendaylight.openflowplugin.openflow.md.core.translator.ErrorTranslator;
  27 import org.opendaylight.openflowplugin.openflow.md.core.translator.ExperimenterTranslator;
  28 import org.opendaylight.openflowplugin.openflow.md.core.translator.FeaturesV10ToNodeConnectorUpdatedTranslator;
  29 import org.opendaylight.openflowplugin.openflow.md.core.translator.FlowRemovedTranslator;
  30 import org.opendaylight.openflowplugin.openflow.md.core.translator.MultiPartMessageDescToNodeUpdatedTranslator;
  31 import org.opendaylight.openflowplugin.openflow.md.core.translator.MultiPartReplyPortToNodeConnectorUpdatedTranslator;
  32 import org.opendaylight.openflowplugin.openflow.md.core.translator.MultipartReplyTableFeaturesToTableUpdatedTranslator;
  33 import org.opendaylight.openflowplugin.openflow.md.core.translator.MultipartReplyTranslator;
  34 import org.opendaylight.openflowplugin.openflow.md.core.translator.PacketInTranslator;
  35 import org.opendaylight.openflowplugin.openflow.md.core.translator.PortStatusMessageToNodeConnectorUpdatedTranslator;
  36 import org.opendaylight.openflowplugin.openflow.md.lldp.LLDPSpeakerPopListener;
  37 import org.opendaylight.openflowplugin.openflow.md.queue.PopListener;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorUpdated;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.SwitchFlowRemoved;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.NodeErrorNotification;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.AggregateFlowStatisticsUpdate;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.statistics.rev130819.FlowsStatisticsUpdate;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.FlowTableStatisticsUpdate;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GroupDescStatsUpdated;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GroupFeaturesUpdated;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.GroupStatisticsUpdated;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeUpdated;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.MeterConfigStatsUpdated;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.MeterFeaturesUpdated;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.MeterStatisticsUpdated;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ErrorMessage;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ExperimenterMessage;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowRemovedMessage;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GetFeaturesOutput;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReplyMessage;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketInMessage;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortStatusMessage;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketReceived;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.TransmitPacketInput;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.NodeConnectorStatisticsUpdate;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.QueueStatisticsUpdate;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.table.service.rev131026.TableUpdated;
  64 import org.opendaylight.yangtools.yang.binding.DataObject;
  65 import org.slf4j.Logger;
  66 import org.slf4j.LoggerFactory;
  67
  68 import com.google.common.collect.Lists;
  69
  70 /**
  71  * @author mirehak
  72  *
  73  */
  74 public class MDController implements IMDController {
  75
  76     private static final Logger LOG = LoggerFactory.getLogger(MDController.class);
  77
  78     private SwitchConnectionProvider switchConnectionProvider;
  79
  80     private ConcurrentMap<TranslatorKey, Collection<IMDMessageTranslator<OfHeader, List<DataObject>>>> messageTranslators;
  81     private Map<Class<? extends DataObject>, Collection<PopListener<DataObject>>> popListeners;
  82
  83     final private int OF10 = 1;
  84     final private int OF13 = 4;
  85
  86
  87     /**
  88      * @return translator mapping
  89      */
  90     public Map<TranslatorKey, Collection<IMDMessageTranslator<OfHeader, List<DataObject>>>> getMessageTranslators() {
  91         return messageTranslators;
  92     }
  93
  94     /**
  95      * provisioning of translator mapping
  96      */
  97     public void init() {
  98         LOG.debug("Initializing!");
  99         messageTranslators = new ConcurrentHashMap<>();
 100         popListeners = new ConcurrentHashMap<>();
 101         //TODO: move registration to factory
 102         addMessageTranslator(ErrorMessage.class, OF10, new ErrorTranslator());
 103         addMessageTranslator(ErrorMessage.class, OF13, new ErrorTranslator());
 104         addMessageTranslator(FlowRemovedMessage.class, OF10, new FlowRemovedTranslator());
 105         addMessageTranslator(FlowRemovedMessage.class, OF13, new FlowRemovedTranslator());
 106         addMessageTranslator(PacketInMessage.class,OF10, new PacketInTranslator());
 107         addMessageTranslator(PacketInMessage.class,OF13, new PacketInTranslator());
 108         addMessageTranslator(PortStatusMessage.class,OF10, new PortStatusMessageToNodeConnectorUpdatedTranslator());
 109         addMessageTranslator(PortStatusMessage.class,OF13, new PortStatusMessageToNodeConnectorUpdatedTranslator());
 110         addMessageTranslator(MultipartReplyMessage.class,OF13,new MultiPartReplyPortToNodeConnectorUpdatedTranslator());
 111         addMessageTranslator(MultipartReplyMessage.class,OF13, new MultiPartMessageDescToNodeUpdatedTranslator());
 112         addMessageTranslator(ExperimenterMessage.class, OF10, new ExperimenterTranslator());
 113         addMessageTranslator(MultipartReplyMessage.class,OF10, new MultipartReplyTranslator());
 114         addMessageTranslator(MultipartReplyMessage.class,OF13, new MultipartReplyTranslator());
 115         addMessageTranslator(MultipartReplyMessage.class,OF13,new MultipartReplyTableFeaturesToTableUpdatedTranslator());
 116         addMessageTranslator(GetFeaturesOutput.class,OF10, new FeaturesV10ToNodeConnectorUpdatedTranslator());
 117
 118         //TODO: move registration to factory
 119         NotificationPopListener<DataObject> notificationPopListener = new NotificationPopListener<DataObject>();
 120         addMessagePopListener(NodeErrorNotification.class, notificationPopListener);
 121         addMessagePopListener(NodeConnectorUpdated.class,notificationPopListener);
 122         addMessagePopListener(PacketReceived.class,notificationPopListener);
 123         addMessagePopListener(TransmitPacketInput.class, notificationPopListener);
 124         addMessagePopListener(NodeUpdated.class, notificationPopListener);
 125
 126         addMessagePopListener(SwitchFlowRemoved.class, notificationPopListener);
 127         addMessagePopListener(TableUpdated.class, notificationPopListener);
 128
 129         //Notification registration for flow statistics
 130         addMessagePopListener(FlowsStatisticsUpdate.class, notificationPopListener);
 131         addMessagePopListener(AggregateFlowStatisticsUpdate.class, notificationPopListener);
 132
 133         //Notification registrations for group-statistics
 134         addMessagePopListener(GroupStatisticsUpdated.class, notificationPopListener);
 135         addMessagePopListener(GroupFeaturesUpdated.class, notificationPopListener);
 136         addMessagePopListener(GroupDescStatsUpdated.class, notificationPopListener);
 137
 138         //Notification registrations for meter-statistics
 139         addMessagePopListener(MeterStatisticsUpdated.class, notificationPopListener);
 140         addMessagePopListener(MeterConfigStatsUpdated.class, notificationPopListener);
 141         addMessagePopListener(MeterFeaturesUpdated.class, notificationPopListener);
 142
 143         //Notification registration for port-statistics
 144         addMessagePopListener(NodeConnectorStatisticsUpdate.class, notificationPopListener);
 145
 146         //Notification registration for flow-table statistics
 147         addMessagePopListener(FlowTableStatisticsUpdate.class, notificationPopListener);
 148
 149         //Notification registration for queue-statistics
 150         addMessagePopListener(QueueStatisticsUpdate.class, notificationPopListener);
 151
 152         //Notification for LLDPSpeaker
 153         LLDPSpeakerPopListener<DataObject> lldpPopListener  = new LLDPSpeakerPopListener<DataObject>();
 154         addMessagePopListener(NodeConnectorUpdated.class,lldpPopListener);
 155
 156         // Push the updated Listeners to Session Manager which will be then picked up by ConnectionConductor eventually
 157         OFSessionUtil.getSessionManager().setTranslatorMapping(messageTranslators);
 158         OFSessionUtil.getSessionManager().setPopListenerMapping(popListeners);
 159     }
 160
 161     /**
 162      * @param switchConnectionProvider
 163      *            the switchConnectionProvider to set
 164      */
 165     public void setSwitchConnectionProvider(SwitchConnectionProvider switchConnectionProvider) {
 166         this.switchConnectionProvider = switchConnectionProvider;
 167     }
 168
 169     /**
 170      * @param switchConnectionProviderToUnset
 171      *            the switchConnectionProvider to unset
 172      */
 173     public void unsetSwitchConnectionProvider(SwitchConnectionProvider switchConnectionProviderToUnset) {
 174         if (this.switchConnectionProvider == switchConnectionProviderToUnset) {
 175             this.switchConnectionProvider = null;
 176         }
 177     }
 178
 179     /**
 180      * Function called by dependency manager after "init ()" is called and after
 181      * the services provided by the class are registered in the service registry
 182      *
 183      */
 184     public void start() {
 185         LOG.debug("starting ..");
 186         LOG.debug("switchConnectionProvider: " + switchConnectionProvider);
 187         // setup handler
 188         SwitchConnectionHandler switchConnectionHandler = new SwitchConnectionHandlerImpl();
 189         switchConnectionProvider.setSwitchConnectionHandler(switchConnectionHandler);
 190         // configure and startup library servers
 191         switchConnectionProvider.configure(getConnectionConfiguration());
 192         Future<List<Boolean>> srvStarted = switchConnectionProvider.startup();
 193     }
 194
 195     /**
 196      * @return wished connections configurations
 197      */
 198     private static Collection<ConnectionConfiguration> getConnectionConfiguration() {
 199         // TODO:: get config from state manager
 200         ConnectionConfiguration configuration = ConnectionConfigurationFactory.getDefault();
 201         ConnectionConfiguration configurationLegacy = ConnectionConfigurationFactory.getLegacy();
 202         return Lists.newArrayList(configuration, configurationLegacy);
 203     }
 204
 205     /**
 206      * Function called by the dependency manager before the services exported by
 207      * the component are unregistered, this will be followed by a "destroy ()"
 208      * calls
 209      *
 210      */
 211     public void stop() {
 212         LOG.debug("stopping");
 213         Future<List<Boolean>> srvStopped = switchConnectionProvider.shutdown();
 214         try {
 215             srvStopped.get(5000, TimeUnit.MILLISECONDS);
 216         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 217             LOG.error(e.getMessage(), e);
 218         }
 219     }
 220
 221     /**
 222      * Function called by the dependency manager when at least one dependency
 223      * become unsatisfied or when the component is shutting down because for
 224      * example bundle is being stopped.
 225      *
 226      */
 227     public void destroy() {
 228         // do nothing
 229     }
 230
 231     @Override
 232     public void addMessageTranslator(Class<? extends DataObject> messageType, int version, IMDMessageTranslator<OfHeader, List<DataObject>> translator) {
 233         TranslatorKey tKey = new TranslatorKey(version, messageType.getName());
 234
 235         Collection<IMDMessageTranslator<OfHeader, List<DataObject>>> existingValues = messageTranslators.get(tKey);
 236         if (existingValues == null) {
 237             existingValues = new LinkedHashSet<>();
 238             messageTranslators.put(tKey, existingValues);
 239         }
 240         existingValues.add(translator);
 241         LOG.debug("{} is now translated by {}", messageType, translator);
 242     }
 243
 244     @Override
 245     public void removeMessageTranslator(Class<? extends DataObject> messageType, int version, IMDMessageTranslator<OfHeader, List<DataObject>> translator) {
 246         TranslatorKey tKey = new TranslatorKey(version, messageType.getName());
 247         Collection<IMDMessageTranslator<OfHeader, List<DataObject>>> values = messageTranslators.get(tKey);
 248         if (values != null) {
 249             values.remove(translator);
 250             if (values.isEmpty()) {
 251                 messageTranslators.remove(tKey);
 252             }
 253             LOG.debug("{} is now removed from translators", translator);
 254          }
 255     }
 256
 257     @Override
 258     public void addMessagePopListener(Class<? extends DataObject> messageType, PopListener<DataObject> popListener) {
 259         Collection<PopListener<DataObject>> existingValues = popListeners.get(messageType);
 260         if (existingValues == null) {
 261             existingValues = new LinkedHashSet<>();
 262             popListeners.put(messageType, existingValues);
 263         }
 264         existingValues.add(popListener);
 265         LOG.debug("{} is now popListened by {}", messageType, popListener);
 266     }
 267
 268     @Override
 269     public void removeMessagePopListener(Class<? extends DataObject> messageType, PopListener<DataObject> popListener) {
 270         Collection<PopListener<DataObject>> values = popListeners.get(messageType);
 271         if (values != null) {
 272             values.remove(popListener);
 273             if (values.isEmpty()) {
 274                 popListeners.remove(messageType);
 275             }
 276             LOG.debug("{} is now removed from popListeners", popListener);
 277          }
 278     }
 279
 280
 281 }