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.InetSocketAddress;
  19 import java.util.Arrays;
  20 import java.util.Collection;
  21 import java.util.Collections;
  22 import java.util.Iterator;
  23 import java.util.List;
  24 import java.util.concurrent.ExecutionException;
  25 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  26 import org.opendaylight.openflowjava.protocol.api.connection.OutboundQueue;
  27 import org.opendaylight.openflowplugin.api.ConnectionException;
  28 import org.opendaylight.openflowplugin.api.OFConstants;
  29 import org.opendaylight.openflowplugin.api.openflow.connection.ConnectionContext;
  30 import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
  31 import org.opendaylight.openflowplugin.api.openflow.device.DeviceInfo;
  32 import org.opendaylight.openflowplugin.api.openflow.device.DeviceState;
  33 import org.opendaylight.openflowplugin.api.openflow.device.MessageTranslator;
  34 import org.opendaylight.openflowplugin.api.openflow.device.RequestContext;
  35 import org.opendaylight.openflowplugin.api.openflow.device.Xid;
  36 import org.opendaylight.openflowplugin.api.openflow.device.handlers.MultiMsgCollector;
  37 import org.opendaylight.openflowplugin.api.openflow.md.core.TranslatorKey;
  38 import org.opendaylight.openflowplugin.impl.common.MultipartRequestInputFactory;
  39 import org.opendaylight.openflowplugin.impl.common.NodeStaticReplyTranslatorUtil;
  40 import org.opendaylight.openflowplugin.impl.rpc.AbstractRequestContext;
  41 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IetfInetUtil;
  42 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  43 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.ConvertorExecutor;
  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      * @param convertorExecutor
  99      * @return future - recommended to have blocking call for this future
 100      */
 101     public static ListenableFuture<Void> initializeNodeInformation(final DeviceContext deviceContext, final boolean switchFeaturesMandatory, final ConvertorExecutor convertorExecutor) {
 102         Preconditions.checkArgument(deviceContext != null);
 103         final DeviceState deviceState = Preconditions.checkNotNull(deviceContext.getDeviceState());
 104         final DeviceInfo deviceInfo = deviceContext.getDeviceInfo();
 105         final ConnectionContext connectionContext = Preconditions.checkNotNull(deviceContext.getPrimaryConnectionContext());
 106         final short version = deviceInfo.getVersion();
 107         LOG.trace("initalizeNodeInformation for node {}", deviceInfo.getNodeId());
 108         final SettableFuture<Void> returnFuture = SettableFuture.<Void>create();
 109         addNodeToOperDS(deviceContext, returnFuture);
 110         final ListenableFuture<List<RpcResult<List<MultipartReply>>>> deviceFeaturesFuture;
 111         if (OFConstants.OFP_VERSION_1_0 == version) {
 112             final CapabilitiesV10 capabilitiesV10 = connectionContext.getFeatures().getCapabilitiesV10();
 113
 114             DeviceStateUtil.setDeviceStateBasedOnV10Capabilities(deviceState, capabilitiesV10);
 115
 116             deviceFeaturesFuture = createDeviceFeaturesForOF10(deviceContext);
 117             // create empty tables after device description is processed
 118             chainTableTrunkWriteOF10(deviceContext, deviceFeaturesFuture);
 119
 120             final short ofVersion = deviceInfo.getVersion();
 121             final TranslatorKey translatorKey = new TranslatorKey(ofVersion, PortGrouping.class.getName());
 122             final MessageTranslator<PortGrouping, FlowCapableNodeConnector> translator = deviceContext.oook()
 123                     .lookupTranslator(translatorKey);
 124             final BigInteger dataPathId = deviceContext.getDeviceInfo().getDatapathId();
 125
 126             for (final PortGrouping port : connectionContext.getFeatures().getPhyPort()) {
 127                 final FlowCapableNodeConnector fcNodeConnector = translator.translate(port, deviceContext.getDeviceInfo(), null);
 128
 129                 final NodeConnectorId nodeConnectorId = NodeStaticReplyTranslatorUtil.nodeConnectorId(
 130                         dataPathId.toString(), port.getPortNo(), ofVersion);
 131                 final NodeConnectorBuilder ncBuilder = new NodeConnectorBuilder().setId(nodeConnectorId);
 132                 ncBuilder.addAugmentation(FlowCapableNodeConnector.class, fcNodeConnector);
 133                 ncBuilder.addAugmentation(FlowCapableNodeConnectorStatisticsData.class,
 134                         new FlowCapableNodeConnectorStatisticsDataBuilder().build());
 135                 final NodeConnector connector = ncBuilder.build();
 136                 final InstanceIdentifier<NodeConnector> connectorII = deviceInfo.getNodeInstanceIdentifier().child(
 137                         NodeConnector.class, connector.getKey());
 138                 try {
 139                     deviceContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, connectorII, connector);
 140                 } catch (final Exception e) {
 141                     LOG.debug("initializeNodeInformation: Failed to write node {} to DS ", deviceInfo.getNodeId().toString(),
 142                             e);
 143                 }
 144
 145             }
 146         } else if (OFConstants.OFP_VERSION_1_3 == version) {
 147             final Capabilities capabilities = connectionContext.getFeatures().getCapabilities();
 148             LOG.debug("Setting capabilities for device {}", deviceInfo.getNodeId());
 149             DeviceStateUtil.setDeviceStateBasedOnV13Capabilities(deviceState, capabilities);
 150             deviceFeaturesFuture = createDeviceFeaturesForOF13(deviceContext, switchFeaturesMandatory, convertorExecutor);
 151         } else {
 152             deviceFeaturesFuture = Futures.immediateFailedFuture(new ConnectionException("Unsupported version "
 153                     + version));
 154         }
 155
 156         Futures.addCallback(deviceFeaturesFuture, new FutureCallback<List<RpcResult<List<MultipartReply>>>>() {
 157             @Override
 158             public void onSuccess(final List<RpcResult<List<MultipartReply>>> result) {
 159                 LOG.debug("All init data for node {} is in submitted.", deviceInfo.getNodeId());
 160                 returnFuture.set(null);
 161             }
 162
 163             @Override
 164             public void onFailure(final Throwable t) {
 165                 // FIXME : remove session
 166                 LOG.trace("Device capabilities gathering future failed.");
 167                 LOG.trace("more info in exploration failure..", t);
 168                 LOG.debug("All init data for node {} was not submited correctly - connection has to go down.", deviceInfo.getNodeId());
 169                 returnFuture.setException(t);
 170             }
 171         });
 172         return returnFuture;
 173     }
 174
 175     private static void addNodeToOperDS(final DeviceContext deviceContext, final SettableFuture<Void> future) {
 176         Preconditions.checkArgument(deviceContext != null);
 177         final NodeBuilder nodeBuilder = new NodeBuilder().setId(deviceContext.getDeviceInfo().getNodeId()).setNodeConnector(
 178                 Collections.<NodeConnector>emptyList());
 179         try {
 180             deviceContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, deviceContext.getDeviceInfo().getNodeInstanceIdentifier(),
 181                     nodeBuilder.build());
 182         } catch (final Exception e) {
 183             LOG.warn("addNodeToOperDS: Failed to write node {} to DS ", deviceContext.getDeviceInfo().getNodeId(), e);
 184             future.cancel(true);
 185         }
 186     }
 187
 188     private static ListenableFuture<List<RpcResult<List<MultipartReply>>>> createDeviceFeaturesForOF10(
 189             final DeviceContext deviceContext) {
 190         final ListenableFuture<RpcResult<List<MultipartReply>>> replyDesc = getNodeStaticInfo(MultipartType.OFPMPDESC,
 191                 deviceContext, deviceContext.getDeviceInfo().getNodeInstanceIdentifier(), deviceContext.getDeviceInfo().getVersion());
 192
 193         return Futures.allAsList(Arrays.asList(replyDesc));
 194     }
 195
 196     private static ListenableFuture<List<RpcResult<List<MultipartReply>>>> createDeviceFeaturesForOF13(
 197             final DeviceContext deviceContext, final boolean switchFeaturesMandatory, final ConvertorExecutor convertorExecutor) {
 198
 199         final ListenableFuture<RpcResult<List<MultipartReply>>> replyDesc = getNodeStaticInfo(MultipartType.OFPMPDESC,
 200                 deviceContext, deviceContext.getDeviceInfo().getNodeInstanceIdentifier(), deviceContext.getDeviceInfo().getVersion());
 201
 202         //first process description reply, write data to DS and write consequent data if successful
 203         return Futures.transform(replyDesc,
 204                 new AsyncFunction<RpcResult<List<MultipartReply>>, List<RpcResult<List<MultipartReply>>>>() {
 205                     @Override
 206                     public ListenableFuture<List<RpcResult<List<MultipartReply>>>> apply(
 207                             final RpcResult<List<MultipartReply>> rpcResult) throws Exception {
 208
 209                         translateAndWriteReply(MultipartType.OFPMPDESC, deviceContext,
 210                                 deviceContext.getDeviceInfo().getNodeInstanceIdentifier(), rpcResult.getResult(), convertorExecutor);
 211
 212                         final ListenableFuture<RpcResult<List<MultipartReply>>> replyMeterFeature = getNodeStaticInfo(
 213                                 MultipartType.OFPMPMETERFEATURES, deviceContext,
 214                                 deviceContext.getDeviceInfo().getNodeInstanceIdentifier(), deviceContext.getDeviceInfo().getVersion());
 215
 216                         createSuccessProcessingCallback(MultipartType.OFPMPMETERFEATURES, deviceContext,
 217                                 deviceContext.getDeviceInfo().getNodeInstanceIdentifier(), replyMeterFeature, convertorExecutor);
 218
 219                         final ListenableFuture<RpcResult<List<MultipartReply>>> replyGroupFeatures = getNodeStaticInfo(
 220                                 MultipartType.OFPMPGROUPFEATURES, deviceContext,
 221                                 deviceContext.getDeviceInfo().getNodeInstanceIdentifier(), deviceContext.getDeviceInfo().getVersion());
 222                         createSuccessProcessingCallback(MultipartType.OFPMPGROUPFEATURES, deviceContext,
 223                                 deviceContext.getDeviceInfo().getNodeInstanceIdentifier(), replyGroupFeatures, convertorExecutor);
 224
 225                         final ListenableFuture<RpcResult<List<MultipartReply>>> replyTableFeatures = getNodeStaticInfo(
 226                                 MultipartType.OFPMPTABLEFEATURES, deviceContext,
 227                                 deviceContext.getDeviceInfo().getNodeInstanceIdentifier(), deviceContext.getDeviceInfo().getVersion());
 228                         createSuccessProcessingCallback(MultipartType.OFPMPTABLEFEATURES, deviceContext,
 229                                 deviceContext.getDeviceInfo().getNodeInstanceIdentifier(), replyTableFeatures, convertorExecutor);
 230
 231                         final ListenableFuture<RpcResult<List<MultipartReply>>> replyPortDescription = getNodeStaticInfo(
 232                                 MultipartType.OFPMPPORTDESC, deviceContext, deviceContext.getDeviceInfo().getNodeInstanceIdentifier(),
 233                                 deviceContext.getDeviceInfo().getVersion());
 234                         createSuccessProcessingCallback(MultipartType.OFPMPPORTDESC, deviceContext,
 235                                 deviceContext.getDeviceInfo().getNodeInstanceIdentifier(), replyPortDescription, convertorExecutor);
 236                         if (switchFeaturesMandatory) {
 237                             return Futures.allAsList(Arrays.asList(replyMeterFeature, replyGroupFeatures,
 238                                     replyTableFeatures, replyPortDescription));
 239                         } else {
 240                             return Futures.successfulAsList(Arrays.asList(replyMeterFeature, replyGroupFeatures,
 241                                     replyTableFeatures, replyPortDescription));
 242                         }
 243                     }
 244                 });
 245
 246     }
 247
 248     static void translateAndWriteReply(final MultipartType type, final DeviceContext dContext,
 249                                        final InstanceIdentifier<Node> nodeII, final Collection<MultipartReply> result,
 250                                        final ConvertorExecutor convertorExecutor) {
 251         try {
 252             for (final MultipartReply reply : result) {
 253                 final MultipartReplyBody body = reply.getMultipartReplyBody();
 254                 switch (type) {
 255                     case OFPMPDESC:
 256                         Preconditions.checkArgument(body instanceof MultipartReplyDescCase);
 257                         final MultipartReplyDesc replyDesc = ((MultipartReplyDescCase) body).getMultipartReplyDesc();
 258                         final FlowCapableNode fcNode = NodeStaticReplyTranslatorUtil.nodeDescTranslator(replyDesc,
 259                                 getIpAddressOf(dContext));
 260                         final InstanceIdentifier<FlowCapableNode> fNodeII = nodeII.augmentation(FlowCapableNode.class);
 261                         dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, fNodeII, fcNode);
 262                         break;
 263
 264                     case OFPMPTABLEFEATURES:
 265                         Preconditions.checkArgument(body instanceof MultipartReplyTableFeaturesCase);
 266                         final MultipartReplyTableFeatures tableFeaturesMP = ((MultipartReplyTableFeaturesCase) body)
 267                                 .getMultipartReplyTableFeatures();
 268                         final List<TableFeatures> tableFeatures = NodeStaticReplyTranslatorUtil
 269                                 .nodeTableFeatureTranslator(tableFeaturesMP, dContext.getDeviceInfo().getVersion(), convertorExecutor);
 270                         for (final TableFeatures tableFeature : tableFeatures) {
 271                             final Short tableId = tableFeature.getTableId();
 272                             final KeyedInstanceIdentifier<TableFeatures, TableFeaturesKey> tableFeaturesII =
 273                                     nodeII.augmentation(FlowCapableNode.class)
 274                                             .child(TableFeatures.class, new TableFeaturesKey(tableId));
 275                             dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, tableFeaturesII, tableFeature);
 276
 277                             // write parent for table statistics
 278                             final KeyedInstanceIdentifier<Table, TableKey> tableII =
 279                                     nodeII.augmentation(FlowCapableNode.class)
 280                                             .child(Table.class, new TableKey(tableId));
 281                             final TableBuilder tableBld = new TableBuilder().setId(tableId)
 282                                     .addAugmentation(FlowTableStatisticsData.class,
 283                                             new FlowTableStatisticsDataBuilder().build());
 284
 285                             dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, tableII, tableBld.build());
 286                         }
 287                         break;
 288
 289                     case OFPMPMETERFEATURES:
 290                         Preconditions.checkArgument(body instanceof MultipartReplyMeterFeaturesCase);
 291                         final MultipartReplyMeterFeatures meterFeatures = ((MultipartReplyMeterFeaturesCase) body)
 292                                 .getMultipartReplyMeterFeatures();
 293                         final NodeMeterFeatures mFeature = NodeStaticReplyTranslatorUtil
 294                                 .nodeMeterFeatureTranslator(meterFeatures);
 295                         final InstanceIdentifier<NodeMeterFeatures> mFeatureII = nodeII
 296                                 .augmentation(NodeMeterFeatures.class);
 297                         dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, mFeatureII, mFeature);
 298                         if (0L < mFeature.getMeterFeatures().getMaxMeter().getValue()) {
 299                             dContext.getDeviceState().setMeterAvailable(true);
 300                         }
 301                         break;
 302
 303                     case OFPMPGROUPFEATURES:
 304                         Preconditions.checkArgument(body instanceof MultipartReplyGroupFeaturesCase);
 305                         final MultipartReplyGroupFeatures groupFeatures = ((MultipartReplyGroupFeaturesCase) body)
 306                                 .getMultipartReplyGroupFeatures();
 307                         final NodeGroupFeatures gFeature = NodeStaticReplyTranslatorUtil
 308                                 .nodeGroupFeatureTranslator(groupFeatures);
 309                         final InstanceIdentifier<NodeGroupFeatures> gFeatureII = nodeII
 310                                 .augmentation(NodeGroupFeatures.class);
 311                         dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, gFeatureII, gFeature);
 312                         break;
 313
 314                     case OFPMPPORTDESC:
 315                         Preconditions.checkArgument(body instanceof MultipartReplyPortDescCase);
 316                         final MultipartReplyPortDesc portDesc = ((MultipartReplyPortDescCase) body)
 317                                 .getMultipartReplyPortDesc();
 318                         for (final PortGrouping port : portDesc.getPorts()) {
 319                             final short ofVersion = dContext.getDeviceInfo().getVersion();
 320                             final TranslatorKey translatorKey = new TranslatorKey(ofVersion, PortGrouping.class.getName());
 321                             final MessageTranslator<PortGrouping, FlowCapableNodeConnector> translator = dContext.oook()
 322                                     .lookupTranslator(translatorKey);
 323                             final FlowCapableNodeConnector fcNodeConnector = translator.translate(port, dContext.getDeviceInfo(), null);
 324
 325                             final BigInteger dataPathId = dContext.getPrimaryConnectionContext().getFeatures()
 326                                     .getDatapathId();
 327                             final NodeConnectorId nodeConnectorId = NodeStaticReplyTranslatorUtil.nodeConnectorId(
 328                                     dataPathId.toString(), port.getPortNo(), ofVersion);
 329                             final NodeConnectorBuilder ncBuilder = new NodeConnectorBuilder().setId(nodeConnectorId);
 330                             ncBuilder.addAugmentation(FlowCapableNodeConnector.class, fcNodeConnector);
 331
 332                             ncBuilder.addAugmentation(FlowCapableNodeConnectorStatisticsData.class,
 333                                     new FlowCapableNodeConnectorStatisticsDataBuilder().build());
 334                             final NodeConnector connector = ncBuilder.build();
 335
 336                             final InstanceIdentifier<NodeConnector> connectorII = nodeII.child(NodeConnector.class,
 337                                     connector.getKey());
 338                             dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, connectorII, connector);
 339                         }
 340
 341                         break;
 342
 343                     default:
 344                         throw new IllegalArgumentException("Unnexpected MultipartType " + type);
 345                 }
 346             }
 347         } catch (final Exception e) {
 348             LOG.debug("translateAndWriteReply: Failed to write node {} to DS ", dContext.getDeviceInfo().getNodeId().toString(), e);
 349         }
 350     }
 351
 352     private static void createEmptyFlowCapableNodeInDs(final DeviceContext deviceContext) {
 353         final FlowCapableNodeBuilder flowCapableNodeBuilder = new FlowCapableNodeBuilder();
 354         final InstanceIdentifier<FlowCapableNode> fNodeII = deviceContext.getDeviceInfo().getNodeInstanceIdentifier()
 355                 .augmentation(FlowCapableNode.class);
 356         try {
 357             deviceContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, fNodeII, flowCapableNodeBuilder.build());
 358         } catch (final Exception e) {
 359             LOG.debug("createEmptyFlowCapableNodeInDs: Failed to write node {} to DS ", deviceContext.getDeviceInfo().getNodeId().toString(), e);
 360         }
 361     }
 362
 363     private static IpAddress getIpAddressOf(final DeviceContext deviceContext) {
 364
 365         final InetSocketAddress remoteAddress = deviceContext.getPrimaryConnectionContext().getConnectionAdapter()
 366                 .getRemoteAddress();
 367
 368         if (remoteAddress == null) {
 369             LOG.warn("IP address of the node {} cannot be obtained. No connection with switch.", deviceContext
 370                     .getDeviceInfo().getNodeId());
 371             return null;
 372         }
 373         LOG.info("IP address of switch is: {}", remoteAddress);
 374
 375         return IetfInetUtil.INSTANCE.ipAddressFor(remoteAddress.getAddress());
 376     }
 377
 378     // FIXME : remove after ovs tableFeatures fix
 379     private static void makeEmptyTables(final DeviceContext dContext, final InstanceIdentifier<Node> nodeII,
 380                                         final Short nrOfTables) {
 381         LOG.debug("About to create {} empty tables.", nrOfTables);
 382         for (int i = 0; i < nrOfTables; i++) {
 383             final short tId = (short) i;
 384             final InstanceIdentifier<Table> tableII = nodeII.augmentation(FlowCapableNode.class).child(Table.class,
 385                     new TableKey(tId));
 386             final TableBuilder tableBuilder = new TableBuilder().setId(tId).addAugmentation(
 387                     FlowTableStatisticsData.class, new FlowTableStatisticsDataBuilder().build());
 388
 389             try {
 390                 dContext.writeToTransaction(LogicalDatastoreType.OPERATIONAL, tableII, tableBuilder.build());
 391             } catch (final Exception e) {
 392                 LOG.debug("makeEmptyTables: Failed to write node {} to DS ", dContext.getDeviceInfo().getNodeId().toString(), e);
 393             }
 394
 395         }
 396     }
 397
 398     static void createSuccessProcessingCallback(final MultipartType type, final DeviceContext deviceContext,
 399                                                 final InstanceIdentifier<Node> nodeII,
 400                                                 final ListenableFuture<RpcResult<List<MultipartReply>>> requestContextFuture,
 401                                                 final ConvertorExecutor convertorExecutor) {
 402         Futures.addCallback(requestContextFuture, new FutureCallback<RpcResult<List<MultipartReply>>>() {
 403             @Override
 404             public void onSuccess(final RpcResult<List<MultipartReply>> rpcResult) {
 405                 final List<MultipartReply> result = rpcResult.getResult();
 406                 if (result != null) {
 407                     LOG.info("Static node {} info: {} collected", deviceContext.getDeviceInfo().getNodeId(), type);
 408                     translateAndWriteReply(type, deviceContext, nodeII, result, convertorExecutor);
 409                 } else {
 410                     final Iterator<RpcError> rpcErrorIterator = rpcResult.getErrors().iterator();
 411                     while (rpcErrorIterator.hasNext()) {
 412                         final RpcError rpcError = rpcErrorIterator.next();
 413                         LOG.info("Failed to retrieve static node {} info: {}", type, rpcError.getMessage());
 414                         if (null != rpcError.getCause()) {
 415                             LOG.trace("Detailed error:", rpcError.getCause());
 416                         }
 417                     }
 418                     if (MultipartType.OFPMPTABLEFEATURES.equals(type)) {
 419                         makeEmptyTables(deviceContext, nodeII, deviceContext.getPrimaryConnectionContext()
 420                                 .getFeatures().getTables());
 421                     }
 422                 }
 423             }
 424
 425             @Override
 426             public void onFailure(final Throwable throwable) {
 427                 LOG.info("Request of type {} for static info of node {} failed.", type, nodeII);
 428             }
 429         });
 430     }
 431
 432     private static ListenableFuture<RpcResult<List<MultipartReply>>> getNodeStaticInfo(final MultipartType type,
 433                                                                                        final DeviceContext deviceContext, final InstanceIdentifier<Node> nodeII, final short version) {
 434
 435         final OutboundQueue queue = deviceContext.getPrimaryConnectionContext().getOutboundQueueProvider();
 436
 437         final Long reserved = deviceContext.reserveXidForDeviceMessage();
 438         final RequestContext<List<MultipartReply>> requestContext = new AbstractRequestContext<List<MultipartReply>>(
 439                 reserved) {
 440             @Override
 441             public void close() {
 442                 //NOOP
 443             }
 444         };
 445
 446         final Xid xid = requestContext.getXid();
 447
 448         LOG.trace("Hooking xid {} to device context - precaution.", reserved);
 449
 450         final MultiMsgCollector multiMsgCollector = deviceContext.getMultiMsgCollector(requestContext);
 451         queue.commitEntry(xid.getValue(),
 452                 MultipartRequestInputFactory.makeMultipartRequestInput(xid.getValue(), version, type),
 453                 new FutureCallback<OfHeader>() {
 454                     @Override
 455                     public void onSuccess(final OfHeader ofHeader) {
 456                         if (ofHeader instanceof MultipartReply) {
 457                             final MultipartReply multipartReply = (MultipartReply) ofHeader;
 458                             multiMsgCollector.addMultipartMsg(multipartReply);
 459                         } else if (null != ofHeader) {
 460                             LOG.info("Unexpected response type received {}.", ofHeader.getClass());
 461                         } else {
 462                             multiMsgCollector.endCollecting();
 463                             LOG.info("Response received is null.");
 464                         }
 465                     }
 466
 467                     @Override
 468                     public void onFailure(final Throwable t) {
 469                         LOG.info("Fail response from OutboundQueue for multipart type {}.", type);
 470                         final RpcResult<List<MultipartReply>> rpcResult = RpcResultBuilder
 471                                 .<List<MultipartReply>>failed().build();
 472                         requestContext.setResult(rpcResult);
 473                         if (MultipartType.OFPMPTABLEFEATURES.equals(type)) {
 474                             makeEmptyTables(deviceContext, nodeII, deviceContext.getPrimaryConnectionContext()
 475                                     .getFeatures().getTables());
 476                         }
 477                         requestContext.close();
 478                     }
 479                 });
 480
 481         return requestContext.getFuture();
 482     }
 483
 484     static void chainTableTrunkWriteOF10(final DeviceContext deviceContext,
 485                                          final ListenableFuture<List<RpcResult<List<MultipartReply>>>> deviceFeaturesFuture) {
 486
 487         try {
 488             LOG.trace("Waiting for protocol version 1.0");
 489             List<RpcResult<List<MultipartReply>>> results = deviceFeaturesFuture.get();
 490             boolean allSucceeded = true;
 491             for (final RpcResult<List<MultipartReply>> rpcResult : results) {
 492                 allSucceeded &= rpcResult.isSuccessful();
 493             }
 494             if (allSucceeded) {
 495                 LOG.debug("Creating emtpy flow capable node: {}", deviceContext.getDeviceInfo().getNodeId().getValue());
 496                 createEmptyFlowCapableNodeInDs(deviceContext);
 497                 LOG.debug("Creating emtpy tables for {}", deviceContext.getDeviceInfo().getNodeId().getValue());
 498                 makeEmptyTables(deviceContext, deviceContext.getDeviceInfo().getNodeInstanceIdentifier(),
 499                         deviceContext.getPrimaryConnectionContext().getFeatures().getTables());
 500             }
 501         } catch (InterruptedException | ExecutionException e) {
 502             LOG.warn("Error occurred in preparation node {} for protocol 1.0", deviceContext.getDeviceInfo().getNodeId().getValue());
 503         }
 504     }
 505 }