opendaylight/md-sal/compatibility/sal-compatibility/src/main/java/org/opendaylight/controller/sal/compatibility/ToSalConversionsUtils.java

   1 /*
   2  * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.controller.sal.compatibility;
   9
  10 import static org.opendaylight.controller.sal.compatibility.ProtocolConstants.CRUDP;
  11 import static org.opendaylight.controller.sal.compatibility.ProtocolConstants.ETHERNET_ARP;
  12 import static org.opendaylight.controller.sal.compatibility.ProtocolConstants.TCP;
  13 import static org.opendaylight.controller.sal.compatibility.ProtocolConstants.UDP;
  14 import static org.opendaylight.controller.sal.match.MatchType.DL_DST;
  15 import static org.opendaylight.controller.sal.match.MatchType.DL_SRC;
  16 import static org.opendaylight.controller.sal.match.MatchType.DL_TYPE;
  17 import static org.opendaylight.controller.sal.match.MatchType.DL_VLAN;
  18 import static org.opendaylight.controller.sal.match.MatchType.DL_VLAN_PR;
  19 import static org.opendaylight.controller.sal.match.MatchType.NW_DST;
  20 import static org.opendaylight.controller.sal.match.MatchType.NW_PROTO;
  21 import static org.opendaylight.controller.sal.match.MatchType.NW_SRC;
  22 import static org.opendaylight.controller.sal.match.MatchType.NW_TOS;
  23 import static org.opendaylight.controller.sal.match.MatchType.TP_DST;
  24 import static org.opendaylight.controller.sal.match.MatchType.TP_SRC;
  25
  26 import java.net.InetAddress;
  27 import java.util.ArrayList;
  28 import java.util.Collections;
  29 import java.util.List;
  30
  31 import org.opendaylight.controller.sal.action.Controller;
  32 import org.opendaylight.controller.sal.action.Drop;
  33 import org.opendaylight.controller.sal.action.Flood;
  34 import org.opendaylight.controller.sal.action.FloodAll;
  35 import org.opendaylight.controller.sal.action.HwPath;
  36 import org.opendaylight.controller.sal.action.Loopback;
  37 import org.opendaylight.controller.sal.action.Output;
  38 import org.opendaylight.controller.sal.action.PopVlan;
  39 import org.opendaylight.controller.sal.action.PushVlan;
  40 import org.opendaylight.controller.sal.action.SetDlDst;
  41 import org.opendaylight.controller.sal.action.SetDlSrc;
  42 import org.opendaylight.controller.sal.action.SetDlType;
  43 import org.opendaylight.controller.sal.action.SetNextHop;
  44 import org.opendaylight.controller.sal.action.SetNwDst;
  45 import org.opendaylight.controller.sal.action.SetNwSrc;
  46 import org.opendaylight.controller.sal.action.SetNwTos;
  47 import org.opendaylight.controller.sal.action.SetTpDst;
  48 import org.opendaylight.controller.sal.action.SetTpSrc;
  49 import org.opendaylight.controller.sal.action.SetVlanCfi;
  50 import org.opendaylight.controller.sal.action.SetVlanId;
  51 import org.opendaylight.controller.sal.action.SetVlanPcp;
  52 import org.opendaylight.controller.sal.action.SwPath;
  53 import org.opendaylight.controller.sal.core.ConstructionException;
  54 import org.opendaylight.controller.sal.core.Node;
  55 import org.opendaylight.controller.sal.core.Node.NodeIDType;
  56 import org.opendaylight.controller.sal.core.NodeConnector;
  57 import org.opendaylight.controller.sal.flowprogrammer.Flow;
  58 import org.opendaylight.controller.sal.match.Match;
  59 import org.opendaylight.controller.sal.match.MatchType;
  60 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Dscp;
  61 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Prefix;
  62 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6Prefix;
  63 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.PortNumber;
  64 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Uri;
  65 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.VlanCfi;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.ControllerActionCase;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.DropActionCase;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.FloodActionCase;
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.FloodAllActionCase;
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.HwPathActionCase;
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.LoopbackActionCase;
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.OutputActionCase;
  74 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.PopMplsActionCase;
  75 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.PopVlanActionCase;
  76 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.PushMplsActionCase;
  77 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.PushPbbActionCase;
  78 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.PushVlanActionCase;
  79 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetDlDstActionCase;
  80 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetDlSrcActionCase;
  81 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetDlTypeActionCase;
  82 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetMplsTtlActionCase;
  83 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetNextHopActionCase;
  84 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetNwDstActionCase;
  85 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetNwSrcActionCase;
  86 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetNwTosActionCase;
  87 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetNwTtlActionCase;
  88 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetQueueActionCase;
  89 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetTpDstActionCase;
  90 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetTpSrcActionCase;
  91 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetVlanCfiActionCase;
  92 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetVlanIdActionCase;
  93 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetVlanPcpActionCase;
  94 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SwPathActionCase;
  95 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action;
  96 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.address.Address;
  97 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.address.address.Ipv4;
  98 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.address.address.Ipv6;
  99 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.service.rev130819.SwitchFlowRemoved;
 100 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.GenericFlowAttributes;
 101 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.ApplyActionsCase;
 102 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
 103 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
 104 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.EtherType;
 105 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanPcp;
 106 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.MacAddressFilter;
 107 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.arp.match.fields.ArpSourceHardwareAddress;
 108 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.arp.match.fields.ArpTargetHardwareAddress;
 109 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.ethernet.match.fields.EthernetType;
 110 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.EthernetMatch;
 111 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.IpMatch;
 112 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.Layer3Match;
 113 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.Layer4Match;
 114 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.VlanMatch;
 115 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.ArpMatch;
 116 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.Ipv4Match;
 117 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.Ipv6Match;
 118 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.SctpMatch;
 119 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.TcpMatch;
 120 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._4.match.UdpMatch;
 121 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.vlan.match.fields.VlanId;
 122 import org.slf4j.Logger;
 123 import org.slf4j.LoggerFactory;
 124
 125 import com.google.common.net.InetAddresses;
 126
 127 public class ToSalConversionsUtils {
 128
 129     private static final Logger LOG = LoggerFactory.getLogger(ToSalConversionsUtils.class);
 130
 131     private ToSalConversionsUtils() {
 132         throw new IllegalAccessError("forcing no instance for factory");
 133     }
 134
 135     public static Flow toFlow(org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.Flow source, Node node) {
 136         final Flow target = new Flow();
 137         genericFlowToAdFlow(source, target);
 138
 139         target.setMatch(toMatch(source.getMatch()));
 140
 141         List<Action> actions = getAction(source);
 142         if (actions != null) {
 143             target.setActions(actionFrom(actions, node));
 144         }
 145
 146         return target;
 147     }
 148
 149     /**
 150      * @param source notification, missing instructions
 151      * @param node corresponding node where the flow change occured
 152      * @return ad-sal node, build from given data
 153      */
 154     public static Flow toFlow(SwitchFlowRemoved source, Node node) {
 155         final Flow target = new Flow();
 156         genericFlowToAdFlow(source, target);
 157
 158         target.setMatch(toMatch(source.getMatch()));
 159
 160         return target;
 161     }
 162
 163     /**
 164      * @param source
 165      * @param target
 166      */
 167     private static void genericFlowToAdFlow(GenericFlowAttributes source,
 168             final Flow target) {
 169         Integer hardTimeout = source.getHardTimeout();
 170         if (hardTimeout != null) {
 171             target.setHardTimeout(hardTimeout.shortValue());
 172         }
 173
 174         Integer idleTimeout = source.getIdleTimeout();
 175         if (idleTimeout != null) {
 176             target.setIdleTimeout(idleTimeout.shortValue());
 177         }
 178
 179         Integer priority = source.getPriority();
 180         if (priority != null) {
 181             target.setPriority(priority.shortValue());
 182         }
 183         target.setId(source.getCookie().getValue().longValue());
 184     }
 185
 186     public static List<Action> getAction(
 187             org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.Flow source) {
 188         if (source.getInstructions() != null) {
 189             for (Instruction instruction : source.getInstructions().getInstruction()) {
 190                 if (instruction.getInstruction() instanceof ApplyActionsCase) {
 191                     return (((ApplyActionsCase) instruction.getInstruction()).getApplyActions().getAction());
 192                 }
 193             }
 194         }
 195         // TODO Auto-generated method stub
 196         return Collections.emptyList();
 197     }
 198
 199     public static List<org.opendaylight.controller.sal.action.Action> actionFrom(List<Action> actions, Node node) {
 200         List<org.opendaylight.controller.sal.action.Action> targetAction = new ArrayList<>();
 201         for (Action action : actions) {
 202             org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.Action sourceAction = action
 203                     .getAction();
 204
 205             if (sourceAction instanceof ControllerActionCase) {
 206                 targetAction.add(new Controller());
 207             } else if (sourceAction instanceof OutputActionCase) {
 208
 209                 Uri nodeConnector = ((OutputActionCase) sourceAction).getOutputAction().getOutputNodeConnector();
 210                 if (nodeConnector != null) {
 211                     // TODO: We should really have a bi-directional map from AD-SAL node types to
 212                     //       MD-SAL node types, but lets fix that later.
 213                     String type = node.getType();
 214                     if( type.equals(NodeIDType.OPENFLOW) ){
 215                         type = NodeMapping.OPENFLOW_ID_PREFIX;
 216                     }else{
 217                         type = type + ":";
 218                     }
 219                     Uri fullNodeConnector = new Uri(type+node.getID()+":"+nodeConnector.getValue());
 220                         targetAction.add(new Output(fromNodeConnectorRef(fullNodeConnector, node)));
 221                 }
 222             } else if (sourceAction instanceof PopMplsActionCase) {
 223                 // TODO: define maping
 224             } else if (sourceAction instanceof PushMplsActionCase) {
 225                 // TODO: define maping
 226             } else if (sourceAction instanceof PushPbbActionCase) {
 227                 // TODO: define maping
 228             } else if (sourceAction instanceof SetMplsTtlActionCase) {
 229                 // TODO: define maping
 230                 // targetAction = //no action to map
 231             } else if (sourceAction instanceof SetNwTtlActionCase) {
 232                 // TODO: define maping
 233             } else if (sourceAction instanceof SetQueueActionCase) {
 234                 // TODO: define maping
 235                 // targetAction = //no action to map
 236             } else if (sourceAction instanceof DropActionCase) {
 237                 targetAction.add(new Drop());
 238             } else if (sourceAction instanceof FloodActionCase) {
 239                 targetAction.add(new Flood());
 240             } else if (sourceAction instanceof FloodAllActionCase) {
 241                 targetAction.add(new FloodAll());
 242             } else if (sourceAction instanceof HwPathActionCase) {
 243                 targetAction.add(new HwPath());
 244             } else if (sourceAction instanceof LoopbackActionCase) {
 245                 targetAction.add(new Loopback());
 246             } else if (sourceAction instanceof PopVlanActionCase) {
 247                 targetAction.add(new PopVlan());
 248             } else if (sourceAction instanceof PushVlanActionCase) {
 249                 PushVlanActionCase pushVlanAction = (PushVlanActionCase) sourceAction;
 250                 PushVlan pushVlan = pushVlanFrom(pushVlanAction.getPushVlanAction());
 251                 if (pushVlan != null) {
 252                     targetAction.add(pushVlan);
 253                 }
 254             } else if (sourceAction instanceof SetDlDstActionCase) {
 255                 MacAddress addressL2Dest = ((SetDlDstActionCase) sourceAction).getSetDlDstAction().getAddress();
 256                 if (addressL2Dest != null) {
 257                     targetAction.add(new SetDlDst(bytesFrom(addressL2Dest)));
 258                 }
 259             } else if (sourceAction instanceof SetDlSrcActionCase) {
 260                 MacAddress addressL2Src = ((SetDlSrcActionCase) sourceAction).getSetDlSrcAction().getAddress();
 261                 if (addressL2Src != null) {
 262                     targetAction.add(new SetDlSrc(bytesFrom(addressL2Src)));
 263
 264                 }
 265             } else if (sourceAction instanceof SetDlTypeActionCase) {
 266                 EtherType dlType = ((SetDlTypeActionCase) sourceAction).getSetDlTypeAction().getDlType();
 267                 if (dlType != null) {
 268                     Long dlTypeValue = dlType.getValue();
 269                     if (dlTypeValue != null) {
 270                         targetAction.add(new SetDlType(dlTypeValue.intValue()));
 271                     }
 272                 }
 273             } else if (sourceAction instanceof SetNextHopActionCase) {
 274                 Address addressL3 = ((SetNextHopActionCase) sourceAction).getSetNextHopAction().getAddress();
 275
 276                 InetAddress inetAddress = inetAddressFrom(addressL3);
 277                 if (inetAddress != null) {
 278                     targetAction.add(new SetNextHop(inetAddress));
 279                 }
 280             } else if (sourceAction instanceof SetNwDstActionCase) {
 281                 Address addressL3 = ((SetNwDstActionCase) sourceAction).getSetNwDstAction().getAddress();
 282
 283                 InetAddress inetAddress = inetAddressFrom(addressL3);
 284                 if (inetAddress != null) {
 285                     targetAction.add(new SetNwDst(inetAddress));
 286                 }
 287             } else if (sourceAction instanceof SetNwSrcActionCase) {
 288                 Address addressL3 = ((SetNwSrcActionCase) sourceAction).getSetNwSrcAction().getAddress();
 289
 290                 InetAddress inetAddress = inetAddressFrom(addressL3);
 291                 if (inetAddress != null) {
 292                     targetAction.add(new SetNwSrc(inetAddress));
 293                 }
 294             } else if (sourceAction instanceof SetNwTosActionCase) {
 295                 Integer tos = ((SetNwTosActionCase) sourceAction).getSetNwTosAction().getTos();
 296                 if (tos != null) {
 297                     targetAction.add(new SetNwTos(ToSalConversionsUtils.tosToNwDscp(tos)));
 298                 }
 299             } else if (sourceAction instanceof SetTpDstActionCase) {
 300                 PortNumber port = ((SetTpDstActionCase) sourceAction).getSetTpDstAction().getPort();
 301                 if (port != null) {
 302                     Integer portValue = port.getValue();
 303                     if (port.getValue() != null) {
 304                         targetAction.add(new SetTpDst(portValue));
 305                     }
 306                 }
 307             } else if (sourceAction instanceof SetTpSrcActionCase) {
 308                 PortNumber port = ((SetTpSrcActionCase) sourceAction).getSetTpSrcAction().getPort();
 309                 if (port != null) {
 310                     Integer portValue = port.getValue();
 311                     if (port.getValue() != null) {
 312                         targetAction.add(new SetTpSrc(portValue));
 313                     }
 314                 }
 315             } else if (sourceAction instanceof SetVlanCfiActionCase) {
 316                 VlanCfi vlanCfi = ((SetVlanCfiActionCase) sourceAction).getSetVlanCfiAction().getVlanCfi();
 317                 if (vlanCfi != null) {
 318                     Integer vlanCfiValue = vlanCfi.getValue();
 319                     if (vlanCfiValue != null) {
 320                         targetAction.add(new SetVlanCfi(vlanCfiValue));
 321                     }
 322                 }
 323             } else if (sourceAction instanceof SetVlanIdActionCase) {
 324                 org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanId vlanID = ((SetVlanIdActionCase) sourceAction).getSetVlanIdAction()
 325                         .getVlanId();
 326                 if (vlanID != null) {
 327                     Integer vlanIdValue = vlanID.getValue();
 328                     if (vlanIdValue != null) {
 329                         targetAction.add(new SetVlanId(vlanIdValue));
 330                     }
 331                 }
 332             } else if (sourceAction instanceof SetVlanPcpActionCase) {
 333                 VlanPcp vlanPcp = ((SetVlanPcpActionCase) sourceAction).getSetVlanPcpAction().getVlanPcp();
 334                 if (vlanPcp != null) {
 335                     Short vlanPcpValue = vlanPcp.getValue();
 336                     if (vlanPcpValue != null) {
 337                         targetAction.add(new SetVlanPcp(vlanPcpValue));
 338                     }
 339                 }
 340             } else if (sourceAction instanceof SwPathActionCase) {
 341                 targetAction.add(new SwPath());
 342             }
 343         }
 344
 345         return targetAction;
 346     }
 347
 348     private static InetAddress inetAddressFrom(Address addressL3) {
 349         if (addressL3 != null) {
 350             if (addressL3 instanceof Ipv4) {
 351                 Ipv4Prefix addressL3Ipv4 = ((Ipv4) addressL3).getIpv4Address();
 352                 if (addressL3Ipv4 != null) {
 353                     return inetAddressFrom(addressL3Ipv4);
 354                 }
 355             } else if (addressL3 instanceof Ipv6) {
 356                 Ipv6Prefix addressL3Ipv6 = ((Ipv6) addressL3).getIpv6Address();
 357                 if (addressL3Ipv6 != null) {
 358                     return inetAddressFrom(addressL3Ipv6);
 359                 }
 360             }
 361         }
 362         return null;
 363     }
 364
 365     private static PushVlan pushVlanFrom(org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.push.vlan.action._case.PushVlanAction pushVlanAction) {
 366         Integer tag = pushVlanAction.getTag();
 367         if (tag != null) {
 368             return new PushVlan(tag.intValue());
 369         }
 370         return null;
 371     }
 372
 373     /**
 374      * @param openflow nodeConnector uri
 375      * @param node
 376      * @return assembled nodeConnector
 377      */
 378     public static NodeConnector fromNodeConnectorRef(Uri uri, Node node) {
 379         NodeConnector nodeConnector = null;
 380         try {
 381             NodeConnectorId nodeConnectorId = new NodeConnectorId(uri.getValue());
 382             nodeConnector = NodeMapping.toADNodeConnector(nodeConnectorId, node);
 383         } catch (ConstructionException e) {
 384             LOG.warn("nodeConnector creation failed at node: {} with nodeConnectorUri: {}",
 385                     node, uri.getValue());
 386         }
 387         return nodeConnector;
 388     }
 389
 390     public static Match toMatch(org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.Match source) {
 391         Match target = new Match();
 392         if (source != null) {
 393             fillFrom(target, source.getVlanMatch());
 394             fillFrom(target, source.getEthernetMatch());
 395             fillFrom(target, source.getLayer3Match());
 396             fillFrom(target, source.getLayer4Match());
 397             fillFrom(target, source.getIpMatch());
 398             fillFrom(target, source.getInPort());
 399         }
 400
 401         return target;
 402     }
 403
 404     /**
 405      * @param target
 406      * @param inPort
 407      */
 408     private static void fillFrom(Match target, NodeConnectorId inPort) {
 409         if (inPort != null) {
 410             String inPortValue = inPort.getValue();
 411             if (inPortValue != null) {
 412                 try {
 413                     target.setField(MatchType.IN_PORT, NodeMapping.toADNodeConnector(inPort,
 414                             NodeMapping.toAdNodeId(inPort)));
 415                 } catch (ConstructionException e) {
 416                     LOG.warn("nodeConnector construction failed", e);
 417                 }
 418             }
 419         }
 420     }
 421
 422     private static void fillFrom(Match target, VlanMatch vlanMatch) {
 423         if (vlanMatch != null) {
 424             VlanId vlanId = vlanMatch.getVlanId();
 425             if (vlanId != null) {
 426                 if (Boolean.TRUE.equals(vlanId.isVlanIdPresent())) {
 427                     org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanId vlanIdInner = vlanId
 428                             .getVlanId();
 429                     if (vlanIdInner != null) {
 430                         Integer vlanValue = vlanIdInner.getValue();
 431                         if (vlanValue != null) {
 432                             target.setField(DL_VLAN, vlanValue.shortValue());
 433                         }
 434                     }
 435                 } else {
 436                     target.setField(DL_VLAN, MatchType.DL_VLAN_NONE);
 437                 }
 438             }
 439             VlanPcp vlanPcp = vlanMatch.getVlanPcp();
 440             if (vlanPcp != null) {
 441                 Short vlanPcpValue = vlanPcp.getValue();
 442                 if (vlanPcpValue != null) {
 443                     target.setField(DL_VLAN_PR, vlanPcpValue.byteValue());
 444                 }
 445             }
 446         }
 447     }
 448
 449     private static void fillFrom(Match target, IpMatch ipMatch) {
 450         if (ipMatch != null) {
 451             Short ipProtocol = ipMatch.getIpProtocol();
 452
 453             if (ipProtocol != null && target.getField(NW_PROTO) == null) {
 454                 target.setField(NW_PROTO, ipProtocol.byteValue());
 455             }
 456             Dscp dscp = ipMatch.getIpDscp();
 457             if (dscp != null) {
 458                 Short dscpValue = dscp.getValue();
 459                 if (dscpValue != null) {
 460                     target.setField(NW_TOS, dscpValue.byteValue());
 461                 }
 462             }
 463         }
 464     }
 465
 466     private static void fillFrom(Match target, Layer4Match layer4Match) {
 467         if (layer4Match == null) {
 468             return;
 469         }
 470         if (layer4Match instanceof SctpMatch) {
 471             fillTransportLayer(target, (SctpMatch) layer4Match);
 472         } else if (layer4Match instanceof TcpMatch) {
 473             fillTransportLayer(target, (TcpMatch) layer4Match);
 474         } else if (layer4Match instanceof UdpMatch) {
 475             fillTransportLayer(target, (UdpMatch) layer4Match);
 476         }
 477     }
 478
 479     private static void fillTransportLayer(Match target, UdpMatch source) {
 480         PortNumber udpSourcePort = source.getUdpSourcePort();
 481         if (udpSourcePort != null) {
 482             Integer udpSourcePortValue = udpSourcePort.getValue();
 483             if (udpSourcePortValue != null) {
 484                 target.setField(TP_SRC, udpSourcePortValue.shortValue());
 485             }
 486         }
 487
 488         PortNumber udpDestPort = source.getUdpDestinationPort();
 489         if (udpDestPort != null) {
 490             Integer udpDestPortValue = udpDestPort.getValue();
 491             if (udpDestPortValue != null) {
 492                 target.setField(TP_DST, udpDestPortValue.shortValue());
 493             }
 494         }
 495
 496         target.setField(NW_PROTO, UDP);
 497     }
 498
 499     private static void fillTransportLayer(Match target, TcpMatch source) {
 500         PortNumber tcpSourcePort = source.getTcpSourcePort();
 501         if (tcpSourcePort != null) {
 502             Integer tcpSourcePortValue = tcpSourcePort.getValue();
 503             if (tcpSourcePortValue != null) {
 504                 target.setField(TP_SRC, tcpSourcePortValue.shortValue());
 505             }
 506         }
 507
 508         PortNumber tcpDestPort = source.getTcpDestinationPort();
 509         if (tcpDestPort != null) {
 510             Integer tcpDestPortValue = tcpDestPort.getValue();
 511             if (tcpDestPortValue != null) {
 512                 target.setField(TP_DST, tcpDestPortValue.shortValue());
 513             }
 514         }
 515
 516         target.setField(NW_PROTO, TCP);
 517     }
 518
 519     private static void fillTransportLayer(Match target, SctpMatch source) {
 520         PortNumber sctpSourcePort = source.getSctpSourcePort();
 521         if (sctpSourcePort != null) {
 522             Integer sctpSourcePortValue = sctpSourcePort.getValue();
 523             if (sctpSourcePortValue != null) {
 524                 target.setField(TP_SRC, sctpSourcePortValue.shortValue());
 525             }
 526         }
 527         PortNumber sctpDestPort = source.getSctpDestinationPort();
 528         if (sctpDestPort != null) {
 529             Integer sctpDestPortValue = sctpDestPort.getValue();
 530             if (sctpDestPortValue != null) {
 531                 target.setField(TP_DST, sctpDestPortValue.shortValue());
 532             }
 533         }
 534
 535         target.setField(NW_PROTO, CRUDP);
 536
 537     }
 538
 539     private static void fillFrom(Match target, Layer3Match source) {
 540         if (source == null)
 541             return;
 542         if (source instanceof Ipv4Match) {
 543             fillFromIpv4(target, (Ipv4Match) source);
 544         } else if (source instanceof Ipv6Match) {
 545             fillFromIpv6(target, (Ipv6Match) source);
 546         } else if (source instanceof ArpMatch) {
 547             fillFromArp(target, (ArpMatch) source);
 548         }
 549     }
 550
 551     private static void fillFromArp(Match target, ArpMatch source) {
 552         Ipv4Prefix sourceAddress = source.getArpSourceTransportAddress();
 553         if (sourceAddress != null) {
 554             target.setField(NW_SRC, inetAddressFrom(sourceAddress), null);
 555         }
 556         Ipv4Prefix destAddress = source.getArpTargetTransportAddress();
 557         if (destAddress != null) {
 558             target.setField(NW_DST, inetAddressFrom(destAddress), null);
 559         }
 560         ArpSourceHardwareAddress sourceHwAddress = source.getArpSourceHardwareAddress();
 561         if (sourceHwAddress != null) {
 562             target.setField(DL_SRC, bytesFrom(sourceHwAddress.getAddress()));
 563         }
 564         ArpTargetHardwareAddress targetHwAddress = source.getArpTargetHardwareAddress();
 565         if (targetHwAddress != null) {
 566             target.setField(DL_DST, bytesFrom(targetHwAddress.getAddress()));
 567         }
 568
 569         target.setField(DL_TYPE, new Short(ETHERNET_ARP));
 570
 571     }
 572
 573     private static void fillFromIpv6(Match target, Ipv6Match source) {
 574         Ipv6Prefix sourceAddress = source.getIpv6Source();
 575         if (sourceAddress != null) {
 576             target.setField(NW_SRC, inetAddressFrom(sourceAddress), null);
 577         }
 578         Ipv6Prefix destAddress = source.getIpv6Destination();
 579         if (destAddress != null) {
 580             target.setField(NW_DST, inetAddressFrom(destAddress), null);
 581         }
 582     }
 583
 584     private static void fillFromIpv4(Match target, Ipv4Match source) {
 585         Ipv4Prefix sourceAddress = source.getIpv4Source();
 586         if (sourceAddress != null) {
 587             target.setField(NW_SRC, inetAddressFrom(sourceAddress), null);
 588         }
 589         Ipv4Prefix destAddress = source.getIpv4Destination();
 590         if (destAddress != null) {
 591             target.setField(NW_DST, inetAddressFrom(destAddress), null);
 592         }
 593     }
 594
 595     private static InetAddress inetAddressFrom(Ipv4Prefix source) {
 596         if (source != null) {
 597             String[] parts = source.getValue().split("/");
 598             return InetAddresses.forString(parts[0]);
 599         }
 600         return null;
 601     }
 602
 603     private static InetAddress inetAddressFrom(Ipv6Prefix source) {
 604         if (source != null) {
 605             String[] parts = source.getValue().split("/");
 606             return InetAddresses.forString(parts[0]);
 607         }
 608         return null;
 609     }
 610
 611     private static void fillFrom(Match target, EthernetMatch source) {
 612         if (source == null)
 613             return;
 614         EthernetType ethType = source.getEthernetType();
 615         if (ethType != null) {
 616             EtherType ethInnerType = ethType.getType();
 617             if (ethInnerType != null && target.getField(DL_TYPE) == null) {
 618                 Long value = ethInnerType.getValue();
 619                 target.setField(DL_TYPE, value.shortValue());
 620             }
 621         }
 622
 623         MacAddressFilter ethSource = source.getEthernetSource();
 624         if (ethSource != null) {
 625             target.setField(DL_SRC, bytesFrom(ethSource.getAddress()));
 626         }
 627
 628         MacAddressFilter ethDest = source.getEthernetDestination();
 629         if (ethDest != null) {
 630             target.setField(DL_DST, bytesFrom(ethDest.getAddress()));
 631         }
 632     }
 633
 634     public static byte[] bytesFrom(MacAddress address) {
 635         String[] mac = address.getValue().split(":");
 636         byte[] macAddress = new byte[6]; // mac.length == 6 bytes
 637         for (int i = 0; i < mac.length; i++) {
 638             macAddress[i] = Integer.decode("0x" + mac[i]).byteValue();
 639         }
 640         return macAddress;
 641     }
 642
 643     public static byte[] bytesFromDpid(long dpid) {
 644         byte[] mac = new byte[] { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 645
 646         for (short i = 0; i < 6; i++) {
 647             mac[5 - i] = (byte) dpid;
 648             dpid >>= 8;
 649         }
 650
 651         return mac;
 652     }
 653
 654     /**
 655      * @param nwTos NW-TOS
 656      * @return shifted to NW-DSCP
 657      */
 658     public static int tosToNwDscp(int nwTos) {
 659         return (short) (nwTos >>> FromSalConversionsUtils.ENC_FIELD_BIT_SIZE);
 660     }
 661 }