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