openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/util/DeviceInitializationUtils.java

   1 /*
   2  * Copyright (c) 2016 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.impl.util;
  10
  11 import com.google.common.base.Preconditions;
  12 import com.google.common.util.concurrent.AsyncFunction;
  13 import com.google.common.util.concurrent.FutureCallback;
  14 import com.google.common.util.concurrent.Futures;
  15 import com.google.common.util.concurrent.ListenableFuture;
  16 import com.google.common.util.concurrent.SettableFuture;
  17 import java.math.BigInteger;
  18 import java.net.Inet4Address;
  19 import java.net.Inet6Address;
  20 import java.net.InetAddress;
  21 import java.net.InetSocketAddress;
  22 import java.util.Arrays;
  23 import java.util.Collection;
  24 import java.util.Collections;
  25 import java.util.Iterator;
  26 import java.util.List;
  27 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  28 import org.opendaylight.openflowjava.protocol.api.connection.OutboundQueue;
  29 import org.opendaylight.openflowplugin.api.ConnectionException;
  30 import org.opendaylight.openflowplugin.api.OFConstants;
  31 import org.opendaylight.openflowplugin.api.openflow.connection.ConnectionContext;
  32 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  33 import org.opendaylight.openflowplugin.api.openflow.device.DeviceState;
  34 import org.opendaylight.openflowplugin.api.openflow.device.MessageTranslator;
  35 import org.opendaylight.openflowplugin.api.openflow.device.RequestContext;
  36 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  37 import org.opendaylight.openflowplugin.api.openflow.device.handlers.MultiMsgCollector;
  38 import org.opendaylight.openflowplugin.api.openflow.md.core.TranslatorKey;
  39 import org.opendaylight.openflowplugin.impl.common.MultipartRequestInputFactory;
  40 import org.opendaylight.openflowplugin.impl.common.NodeStaticReplyTranslatorUtil;
  41 import org.opendaylight.openflowplugin.impl.rpc.AbstractRequestContext;
  42 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IetfInetUtil;
  43 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeBuilder;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.Table;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.TableBuilder;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.TableKey;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.FlowTableStatisticsData;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.table.statistics.rev131215.FlowTableStatisticsDataBuilder;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.statistics.rev131111.NodeGroupFeatures;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorBuilder;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeBuilder;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.statistics.rev131111.NodeMeterFeatures;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.Capabilities;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.CapabilitiesV10;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.MultipartType;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReply;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortGrouping;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.MultipartReplyBody;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyDescCase;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyGroupFeaturesCase;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyMeterFeaturesCase;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyPortDescCase;
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.MultipartReplyTableFeaturesCase;
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.desc._case.MultipartReplyDesc;
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.group.features._case.MultipartReplyGroupFeatures;
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.meter.features._case.MultipartReplyMeterFeatures;
  74 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.port.desc._case.MultipartReplyPortDesc;
  75 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.multipart.reply.multipart.reply.body.multipart.reply.table.features._case.MultipartReplyTableFeatures;
  76 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsData;
  77 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsDataBuilder;
  78 import org.opendaylight.yang.gen.v1.urn.opendaylight.table.types.rev131026.table.features.TableFeatures;
  79 import org.opendaylight.yang.gen.v1.urn.opendaylight.table.types.rev131026.table.features.TableFeaturesKey;
  80 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  81 import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
  82 import org.opendaylight.yangtools.yang.common.RpcError;
  83 import org.opendaylight.yangtools.yang.common.RpcResult;
  84 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  85 import org.slf4j.Logger;
  86 import org.slf4j.LoggerFactory;
  87
  88 public class DeviceInitializationUtils {
  89
  90     private static final Logger LOG = LoggerFactory.getLogger(DeviceInitializationUtils.class);
  91
  92     /**
  93      * InitializationNodeInformation is good to call only for MASTER otherwise we will have not empty transaction
  94      * for every Cluster Node (SLAVE too) and we will get race-condition by closing Connection.
  95      *
  96      * @param deviceContext
  97      * @param switchFeaturesMandatory
  98      * @return future - recommended to have blocking call for this future
  99      */
 100     public static ListenableFuture<Void> initializeNodeInformation(final DeviceContext deviceContext, final boolean switchFeaturesMandatory) {
 101         Preconditions.checkArgument(deviceContext != null);
 102         final DeviceState deviceState = Preconditions.checkNotNull(deviceContext.getDeviceState());
 103         final ConnectionContext connectionContext = Preconditions.checkNotNull(deviceContext.getPrimaryConnectionContext());
 104         final short version = deviceState.getVersion();
 105         LOG.trace("initalizeNodeInformation for node {}", deviceState.getNodeId());
 106         final SettableFuture<Void> returnFuture = SettableFuture.<Void>create();
 107         addNodeToOperDS(deviceContext, returnFuture);
 108         final ListenableFuture<List<RpcResult<List<MultipartReply>>>> deviceFeaturesFuture;
 109         if (OFConstants.OFP_VERSION_1_0 == version) {
 110             final CapabilitiesV10 capabilitiesV10 = connectionContext.getFeatures().getCapabilitiesV10();
 111
 112             DeviceStateUtil.setDeviceStateBasedOnV10Capabilities(deviceState, capabilitiesV10);
 113
 114             deviceFeaturesFuture = createDeviceFeaturesForOF10(deviceContext, deviceState);
 115             // create empty tables after device description is processed
 116             chainTableTrunkWriteOF10(deviceContext, deviceFeaturesFuture);
 117
 118             final short ofVersion = deviceContext.getDeviceState().getVersion();
 119             final TranslatorKey translatorKey = new TranslatorKey(ofVersion, PortGrouping.class.getName());
 120             final MessageTranslator<PortGrouping, FlowCapableNodeConnector> translator = deviceContext.oook()
 121                     .lookupTranslator(translatorKey);
 122             final BigInteger dataPathId = deviceContext.getPrimaryConnectionContext().getFeatures().getDatapathId();
 123
 124             for (final PortGrouping port : connectionContext.getFeatures().getPhyPort()) {
 125                 final FlowCapableNodeConnector fcNodeConnector = translator.translate(port, deviceContext, null);
 126
 127                 final NodeConnectorId nodeConnectorId = NodeStaticReplyTranslatorUtil.nodeConnectorId(
 128                         dataPathId.toString(), port.getPortNo(), ofVersion);
 129                 final NodeConnectorBuilder ncBuilder = new NodeConnectorBuilder().setId(nodeConnectorId);
 130                 ncBuilder.addAugmentation(FlowCapableNodeConnector.class, fcNodeConnector);
 131                 ncBuilder.addAugmentation(FlowCapableNodeConnectorStatisticsData.class,
 132                         new FlowCapableNodeConnectorStatisticsDataBuilder().build());
 133                 final NodeConnector connector = ncBuilder.build();
 134                 final InstanceIdentifier<NodeConnector> connectorII = deviceState.getNodeInstanceIdentifier().child(
 135                         NodeConnector.class, connector.getKey());
 136                 try {
 137                     deviceContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, connectorII, connector);
 138                 } catch (final Exception e) {
 139                     LOG.debug("Failed to write node {} to DS ", deviceContext.getDeviceState().getNodeId().toString(),
 140                             e);
 141                 }
 142
 143             }
 144         } else if (OFConstants.OFP_VERSION_1_3 == version) {
 145             final Capabilities capabilities = connectionContext.getFeatures().getCapabilities();
 146             LOG.debug("Setting capabilities for device {}", deviceContext.getDeviceState().getNodeId());
 147             DeviceStateUtil.setDeviceStateBasedOnV13Capabilities(deviceState, capabilities);
 148             deviceFeaturesFuture = createDeviceFeaturesForOF13(deviceContext, deviceState, switchFeaturesMandatory);
 149         } else {
 150             deviceFeaturesFuture = Futures.immediateFailedFuture(new ConnectionException("Unsupported version "
 151                     + version));
 152         }
 153
 154         Futures.addCallback(deviceFeaturesFuture, new FutureCallback<List<RpcResult<List<MultipartReply>>>>() {
 155             @Override
 156             public void onSuccess(final List<RpcResult<List<MultipartReply>>> result) {
 157                 LOG.debug("All init data for node {} is in submited.", deviceState.getNodeId());
 158                 returnFuture.set(null);
 159             }
 160
 161             @Override
 162             public void onFailure(final Throwable t) {
 163                 // FIXME : remove session
 164                 LOG.trace("Device capabilities gathering future failed.");
 165                 LOG.trace("more info in exploration failure..", t);
 166                 LOG.debug("All init data for node {} was not submited correctly - connection has to go down.", deviceState.getNodeId());
 167                 returnFuture.setException(t);
 168             }
 169         });
 170         return returnFuture;
 171     }
 172
 173     private static void addNodeToOperDS(final DeviceContext deviceContext, final SettableFuture<Void> future) {
 174         Preconditions.checkArgument(deviceContext != null);
 175         final DeviceState deviceState = deviceContext.getDeviceState();
 176         final NodeBuilder nodeBuilder = new NodeBuilder().setId(deviceState.getNodeId()).setNodeConnector(
 177                 Collections.<NodeConnector>emptyList());
 178         try {
 179             deviceContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, deviceState.getNodeInstanceIdentifier(),
 180                     nodeBuilder.build());
 181         } catch (final Exception e) {
 182             LOG.warn("Failed to write node {} to DS ", deviceState.getNodeId(), e);
 183             future.cancel(true);
 184         }
 185     }
 186
 187     private static ListenableFuture<List<RpcResult<List<MultipartReply>>>> createDeviceFeaturesForOF10(
 188             final DeviceContext deviceContext, final DeviceState deviceState) {
 189         final ListenableFuture<RpcResult<List<MultipartReply>>> replyDesc = getNodeStaticInfo(MultipartType.OFPMPDESC,
 190                 deviceContext, deviceState.getNodeInstanceIdentifier(), deviceState.getVersion());
 191
 192         return Futures.allAsList(Arrays.asList(replyDesc));
 193     }
 194
 195     private static ListenableFuture<List<RpcResult<List<MultipartReply>>>> createDeviceFeaturesForOF13(
 196             final DeviceContext deviceContext, final DeviceState deviceState, final boolean switchFeaturesMandatory) {
 197
 198         final ListenableFuture<RpcResult<List<MultipartReply>>> replyDesc = getNodeStaticInfo(MultipartType.OFPMPDESC,
 199                 deviceContext, deviceState.getNodeInstanceIdentifier(), deviceState.getVersion());
 200
 201         //first process description reply, write data to DS and write consequent data if successful
 202         return Futures.transform(replyDesc,
 203                 new AsyncFunction<RpcResult<List<MultipartReply>>, List<RpcResult<List<MultipartReply>>>>() {
 204                     @Override
 205                     public ListenableFuture<List<RpcResult<List<MultipartReply>>>> apply(
 206                             final RpcResult<List<MultipartReply>> rpcResult) throws Exception {
 207
 208                         translateAndWriteReply(MultipartType.OFPMPDESC, deviceContext,
 209                                 deviceState.getNodeInstanceIdentifier(), rpcResult.getResult());
 210
 211                         final ListenableFuture<RpcResult<List<MultipartReply>>> replyMeterFeature = getNodeStaticInfo(
 212                                 MultipartType.OFPMPMETERFEATURES, deviceContext,
 213                                 deviceState.getNodeInstanceIdentifier(), deviceState.getVersion());
 214
 215                         createSuccessProcessingCallback(MultipartType.OFPMPMETERFEATURES, deviceContext,
 216                                 deviceState.getNodeInstanceIdentifier(), replyMeterFeature);
 217
 218                         final ListenableFuture<RpcResult<List<MultipartReply>>> replyGroupFeatures = getNodeStaticInfo(
 219                                 MultipartType.OFPMPGROUPFEATURES, deviceContext,
 220                                 deviceState.getNodeInstanceIdentifier(), deviceState.getVersion());
 221                         createSuccessProcessingCallback(MultipartType.OFPMPGROUPFEATURES, deviceContext,
 222                                 deviceState.getNodeInstanceIdentifier(), replyGroupFeatures);
 223
 224                         final ListenableFuture<RpcResult<List<MultipartReply>>> replyTableFeatures = getNodeStaticInfo(
 225                                 MultipartType.OFPMPTABLEFEATURES, deviceContext,
 226                                 deviceState.getNodeInstanceIdentifier(), deviceState.getVersion());
 227                         createSuccessProcessingCallback(MultipartType.OFPMPTABLEFEATURES, deviceContext,
 228                                 deviceState.getNodeInstanceIdentifier(), replyTableFeatures);
 229
 230                         final ListenableFuture<RpcResult<List<MultipartReply>>> replyPortDescription = getNodeStaticInfo(
 231                                 MultipartType.OFPMPPORTDESC, deviceContext, deviceState.getNodeInstanceIdentifier(),
 232                                 deviceState.getVersion());
 233                         createSuccessProcessingCallback(MultipartType.OFPMPPORTDESC, deviceContext,
 234                                 deviceState.getNodeInstanceIdentifier(), replyPortDescription);
 235                         if (switchFeaturesMandatory) {
 236                             return Futures.allAsList(Arrays.asList(replyMeterFeature, replyGroupFeatures,
 237                                     replyTableFeatures, replyPortDescription));
 238                         } else {
 239                             return Futures.successfulAsList(Arrays.asList(replyMeterFeature, replyGroupFeatures,
 240                                     replyTableFeatures, replyPortDescription));
 241                         }
 242                     }
 243                 });
 244
 245     }
 246
 247     static void translateAndWriteReply(final MultipartType type, final DeviceContext dContext,
 248                                        final InstanceIdentifier<Node> nodeII, final Collection<MultipartReply> result) {
 249         try {
 250             for (final MultipartReply reply : result) {
 251                 final MultipartReplyBody body = reply.getMultipartReplyBody();
 252                 switch (type) {
 253                     case OFPMPDESC:
 254                         Preconditions.checkArgument(body instanceof MultipartReplyDescCase);
 255                         final MultipartReplyDesc replyDesc = ((MultipartReplyDescCase) body).getMultipartReplyDesc();
 256                         final FlowCapableNode fcNode = NodeStaticReplyTranslatorUtil.nodeDescTranslator(replyDesc,
 257                                 getIpAddressOf(dContext));
 258                         final InstanceIdentifier<FlowCapableNode> fNodeII = nodeII.augmentation(FlowCapableNode.class);
 259                         dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, fNodeII, fcNode);
 260                         break;
 261
 262                     case OFPMPTABLEFEATURES:
 263                         Preconditions.checkArgument(body instanceof MultipartReplyTableFeaturesCase);
 264                         final MultipartReplyTableFeatures tableFeaturesMP = ((MultipartReplyTableFeaturesCase) body)
 265                                 .getMultipartReplyTableFeatures();
 266                         final List<TableFeatures> tableFeatures = NodeStaticReplyTranslatorUtil
 267                                 .nodeTableFeatureTranslator(tableFeaturesMP);
 268                         for (final TableFeatures tableFeature : tableFeatures) {
 269                             final Short tableId = tableFeature.getTableId();
 270                             final KeyedInstanceIdentifier<TableFeatures, TableFeaturesKey> tableFeaturesII =
 271                                     nodeII.augmentation(FlowCapableNode.class)
 272                                             .child(TableFeatures.class, new TableFeaturesKey(tableId));
 273                             dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, tableFeaturesII, tableFeature);
 274
 275                             // write parent for table statistics
 276                             final KeyedInstanceIdentifier<Table, TableKey> tableII =
 277                                     nodeII.augmentation(FlowCapableNode.class)
 278                                             .child(Table.class, new TableKey(tableId));
 279                             final TableBuilder tableBld = new TableBuilder().setId(tableId)
 280                                     .addAugmentation(FlowTableStatisticsData.class,
 281                                             new FlowTableStatisticsDataBuilder().build());
 282
 283                             dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, tableII, tableBld.build());
 284                         }
 285                         break;
 286
 287                     case OFPMPMETERFEATURES:
 288                         Preconditions.checkArgument(body instanceof MultipartReplyMeterFeaturesCase);
 289                         final MultipartReplyMeterFeatures meterFeatures = ((MultipartReplyMeterFeaturesCase) body)
 290                                 .getMultipartReplyMeterFeatures();
 291                         final NodeMeterFeatures mFeature = NodeStaticReplyTranslatorUtil
 292                                 .nodeMeterFeatureTranslator(meterFeatures);
 293                         final InstanceIdentifier<NodeMeterFeatures> mFeatureII = nodeII
 294                                 .augmentation(NodeMeterFeatures.class);
 295                         dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, mFeatureII, mFeature);
 296                         if (0L < mFeature.getMeterFeatures().getMaxMeter().getValue()) {
 297                             dContext.getDeviceState().setMeterAvailable(true);
 298                         }
 299                         break;
 300
 301                     case OFPMPGROUPFEATURES:
 302                         Preconditions.checkArgument(body instanceof MultipartReplyGroupFeaturesCase);
 303                         final MultipartReplyGroupFeatures groupFeatures = ((MultipartReplyGroupFeaturesCase) body)
 304                                 .getMultipartReplyGroupFeatures();
 305                         final NodeGroupFeatures gFeature = NodeStaticReplyTranslatorUtil
 306                                 .nodeGroupFeatureTranslator(groupFeatures);
 307                         final InstanceIdentifier<NodeGroupFeatures> gFeatureII = nodeII
 308                                 .augmentation(NodeGroupFeatures.class);
 309                         dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, gFeatureII, gFeature);
 310                         break;
 311
 312                     case OFPMPPORTDESC:
 313                         Preconditions.checkArgument(body instanceof MultipartReplyPortDescCase);
 314                         final MultipartReplyPortDesc portDesc = ((MultipartReplyPortDescCase) body)
 315                                 .getMultipartReplyPortDesc();
 316                         for (final PortGrouping port : portDesc.getPorts()) {
 317                             final short ofVersion = dContext.getDeviceState().getVersion();
 318                             final TranslatorKey translatorKey = new TranslatorKey(ofVersion, PortGrouping.class.getName());
 319                             final MessageTranslator<PortGrouping, FlowCapableNodeConnector> translator = dContext.oook()
 320                                     .lookupTranslator(translatorKey);
 321                             final FlowCapableNodeConnector fcNodeConnector = translator.translate(port, dContext, null);
 322
 323                             final BigInteger dataPathId = dContext.getPrimaryConnectionContext().getFeatures()
 324                                     .getDatapathId();
 325                             final NodeConnectorId nodeConnectorId = NodeStaticReplyTranslatorUtil.nodeConnectorId(
 326                                     dataPathId.toString(), port.getPortNo(), ofVersion);
 327                             final NodeConnectorBuilder ncBuilder = new NodeConnectorBuilder().setId(nodeConnectorId);
 328                             ncBuilder.addAugmentation(FlowCapableNodeConnector.class, fcNodeConnector);
 329
 330                             ncBuilder.addAugmentation(FlowCapableNodeConnectorStatisticsData.class,
 331                                     new FlowCapableNodeConnectorStatisticsDataBuilder().build());
 332                             final NodeConnector connector = ncBuilder.build();
 333
 334                             final InstanceIdentifier<NodeConnector> connectorII = nodeII.child(NodeConnector.class,
 335                                     connector.getKey());
 336                             dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, connectorII, connector);
 337                         }
 338
 339                         break;
 340
 341                     default:
 342                         throw new IllegalArgumentException("Unnexpected MultipartType " + type);
 343                 }
 344             }
 345         } catch (final Exception e) {
 346             LOG.debug("Failed to write node {} to DS ", dContext.getDeviceState().getNodeId().toString(), e);
 347         }
 348     }
 349
 350     private static void createEmptyFlowCapableNodeInDs(final DeviceContext deviceContext) {
 351         final FlowCapableNodeBuilder flowCapableNodeBuilder = new FlowCapableNodeBuilder();
 352         final InstanceIdentifier<FlowCapableNode> fNodeII = deviceContext.getDeviceState().getNodeInstanceIdentifier()
 353                 .augmentation(FlowCapableNode.class);
 354         try {
 355             deviceContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, fNodeII, flowCapableNodeBuilder.build());
 356         } catch (final Exception e) {
 357             LOG.debug("Failed to write node {} to DS ", deviceContext.getDeviceState().getNodeId().toString(), e);
 358         }
 359     }
 360
 361     private static IpAddress getIpAddressOf(final DeviceContext deviceContext) {
 362
 363         final InetSocketAddress remoteAddress = deviceContext.getPrimaryConnectionContext().getConnectionAdapter()
 364                 .getRemoteAddress();
 365
 366         if (remoteAddress == null) {
 367             LOG.warn("IP address of the node {} cannot be obtained. No connection with switch.", deviceContext
 368                     .getDeviceState().getNodeId());
 369             return null;
 370         }
 371         LOG.info("IP address of switch is: {}", remoteAddress);
 372
 373         return IetfInetUtil.INSTANCE.ipAddressFor(remoteAddress.getAddress());
 374     }
 375
 376     // FIXME : remove after ovs tableFeatures fix
 377     private static void makeEmptyTables(final DeviceContext dContext, final InstanceIdentifier<Node> nodeII,
 378                                         final Short nrOfTables) {
 379         LOG.debug("About to create {} empty tables.", nrOfTables);
 380         for (int i = 0; i < nrOfTables; i++) {
 381             final short tId = (short) i;
 382             final InstanceIdentifier<Table> tableII = nodeII.augmentation(FlowCapableNode.class).child(Table.class,
 383                     new TableKey(tId));
 384             final TableBuilder tableBuilder = new TableBuilder().setId(tId).addAugmentation(
 385                     FlowTableStatisticsData.class, new FlowTableStatisticsDataBuilder().build());
 386
 387             try {
 388                 dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, tableII, tableBuilder.build());
 389             } catch (final Exception e) {
 390                 LOG.debug("Failed to write node {} to DS ", dContext.getDeviceState().getNodeId().toString(), e);
 391             }
 392
 393         }
 394     }
 395
 396     static void createSuccessProcessingCallback(final MultipartType type, final DeviceContext deviceContext,
 397                                                 final InstanceIdentifier<Node> nodeII,
 398                                                 final ListenableFuture<RpcResult<List<MultipartReply>>> requestContextFuture) {
 399         Futures.addCallback(requestContextFuture, new FutureCallback<RpcResult<List<MultipartReply>>>() {
 400             @Override
 401             public void onSuccess(final RpcResult<List<MultipartReply>> rpcResult) {
 402                 final List<MultipartReply> result = rpcResult.getResult();
 403                 if (result != null) {
 404                     LOG.info("Static node {} info: {} collected", deviceContext.getDeviceState().getNodeId(), type);
 405                     translateAndWriteReply(type, deviceContext, nodeII, result);
 406                 } else {
 407                     final Iterator<RpcError> rpcErrorIterator = rpcResult.getErrors().iterator();
 408                     while (rpcErrorIterator.hasNext()) {
 409                         final RpcError rpcError = rpcErrorIterator.next();
 410                         LOG.info("Failed to retrieve static node {} info: {}", type, rpcError.getMessage());
 411                         if (null != rpcError.getCause()) {
 412                             LOG.trace("Detailed error:", rpcError.getCause());
 413                         }
 414                     }
 415                     if (MultipartType.OFPMPTABLEFEATURES.equals(type)) {
 416                         makeEmptyTables(deviceContext, nodeII, deviceContext.getPrimaryConnectionContext()
 417                                 .getFeatures().getTables());
 418                     }
 419                 }
 420             }
 421
 422             @Override
 423             public void onFailure(final Throwable throwable) {
 424                 LOG.info("Request of type {} for static info of node {} failed.", type, nodeII);
 425             }
 426         });
 427     }
 428
 429     private static ListenableFuture<RpcResult<List<MultipartReply>>> getNodeStaticInfo(final MultipartType type,
 430                                                                                        final DeviceContext deviceContext, final InstanceIdentifier<Node> nodeII, final short version) {
 431
 432         final OutboundQueue queue = deviceContext.getPrimaryConnectionContext().getOutboundQueueProvider();
 433
 434         final Long reserved = deviceContext.reservedXidForDeviceMessage();
 435         final RequestContext<List<MultipartReply>> requestContext = new AbstractRequestContext<List<MultipartReply>>(
 436                 reserved) {
 437             @Override
 438             public void close() {
 439                 //NOOP
 440             }
 441         };
 442
 443         final Xid xid = requestContext.getXid();
 444
 445         LOG.trace("Hooking xid {} to device context - precaution.", reserved);
 446
 447         final MultiMsgCollector multiMsgCollector = deviceContext.getMultiMsgCollector(requestContext);
 448         queue.commitEntry(xid.getValue(),
 449                 MultipartRequestInputFactory.makeMultipartRequestInput(xid.getValue(), version, type),
 450                 new FutureCallback<OfHeader>() {
 451                     @Override
 452                     public void onSuccess(final OfHeader ofHeader) {
 453                         if (ofHeader instanceof MultipartReply) {
 454                             final MultipartReply multipartReply = (MultipartReply) ofHeader;
 455                             multiMsgCollector.addMultipartMsg(multipartReply);
 456                         } else if (null != ofHeader) {
 457                             LOG.info("Unexpected response type received {}.", ofHeader.getClass());
 458                         } else {
 459                             multiMsgCollector.endCollecting();
 460                             LOG.info("Response received is null.");
 461                         }
 462                     }
 463
 464                     @Override
 465                     public void onFailure(final Throwable t) {
 466                         LOG.info("Fail response from OutboundQueue for multipart type {}.", type);
 467                         final RpcResult<List<MultipartReply>> rpcResult = RpcResultBuilder
 468                                 .<List<MultipartReply>>failed().build();
 469                         requestContext.setResult(rpcResult);
 470                         if (MultipartType.OFPMPTABLEFEATURES.equals(type)) {
 471                             makeEmptyTables(deviceContext, nodeII, deviceContext.getPrimaryConnectionContext()
 472                                     .getFeatures().getTables());
 473                         }
 474                         requestContext.close();
 475                     }
 476                 });
 477
 478         return requestContext.getFuture();
 479     }
 480
 481     static void chainTableTrunkWriteOF10(final DeviceContext deviceContext,
 482                                          final ListenableFuture<List<RpcResult<List<MultipartReply>>>> deviceFeaturesFuture) {
 483         Futures.addCallback(deviceFeaturesFuture, new FutureCallback<List<RpcResult<List<MultipartReply>>>>() {
 484             @Override
 485             public void onSuccess(final List<RpcResult<List<MultipartReply>>> results) {
 486                 boolean allSucceeded = true;
 487                 for (final RpcResult<List<MultipartReply>> rpcResult : results) {
 488                     allSucceeded &= rpcResult.isSuccessful();
 489                 }
 490                 if (allSucceeded) {
 491                     createEmptyFlowCapableNodeInDs(deviceContext);
 492                     makeEmptyTables(deviceContext, deviceContext.getDeviceState().getNodeInstanceIdentifier(),
 493                             deviceContext.getDeviceState().getFeatures().getTables());
 494                 }
 495             }
 496
 497             @Override
 498             public void onFailure(final Throwable t) {
 499                 //NOOP
 500             }
 501         });
 502     }
 503 }