openstack/net-virt-providers/src/main/java/org/opendaylight/ovsdb/openstack/netvirt/providers/openflow13/services/ClassifierService.java

   1 /*
   2  * Copyright (C) 2014 Red Hat, Inc.
   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  * Authors : Madhu Venugopal
   9  */
  10 package org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.services;
  11
  12 import java.math.BigInteger;
  13 import java.util.List;
  14
  15 import org.opendaylight.ovsdb.openstack.netvirt.api.ClassifierProvider;
  16 import org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.AbstractServiceInstance;
  17 import org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.Service;
  18 import org.opendaylight.ovsdb.utils.mdsal.openflow.ActionUtils;
  19 import org.opendaylight.ovsdb.utils.mdsal.openflow.InstructionUtils;
  20 import org.opendaylight.ovsdb.utils.mdsal.openflow.MatchUtils;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionKey;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowId;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowKey;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.InstructionsBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.MatchBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.ApplyActionsCase;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.ApplyActionsCaseBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.apply.actions._case.ApplyActionsBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.InstructionBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.InstructionKey;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.EtherType;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.VlanId;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxReg;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.NxmNxReg0;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.action.rev140714.dst.choice.grouping.dst.choice.DstNxRegCaseBuilder;
  42
  43 import com.google.common.collect.Lists;
  44
  45 public class ClassifierService extends AbstractServiceInstance implements ClassifierProvider {
  46     public final static long REG_VALUE_FROM_LOCAL = 0x1L;
  47     public final static long REG_VALUE_FROM_REMOTE = 0x2L;
  48     public static final Class<? extends NxmNxReg> REG_FIELD = NxmNxReg0.class;
  49
  50     public ClassifierService() {
  51         super(Service.CLASSIFIER);
  52     }
  53
  54     public ClassifierService(Service service) {
  55         super(service);
  56     }
  57
  58     @Override
  59     public boolean isBridgeInPipeline (String nodeId) {
  60         return true;
  61     }
  62
  63     /*
  64      * (Table:Classifier) Egress VM Traffic Towards TEP
  65      * Match: Destination Ethernet Addr and OpenFlow InPort
  66      * Instruction: Set TunnelID and GOTO Table Tunnel Table (n)
  67      * table=0,in_port=2,dl_src=00:00:00:00:00:01 \
  68      * actions=set_field:5->tun_id,goto_table=<next-table>"
  69      */
  70
  71     @Override
  72     public void programLocalInPort(Long dpidLong, String segmentationId, Long inPort, String attachedMac, boolean write) {
  73         String nodeName = OPENFLOW + dpidLong;
  74
  75         MatchBuilder matchBuilder = new MatchBuilder();
  76         NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
  77         FlowBuilder flowBuilder = new FlowBuilder();
  78
  79         // Create the OF Match using MatchBuilder
  80         flowBuilder.setMatch(MatchUtils.createEthSrcMatch(matchBuilder, new MacAddress(attachedMac)).build());
  81         // TODO Broken In_Port Match
  82         flowBuilder.setMatch(MatchUtils.createInPortMatch(matchBuilder, dpidLong, inPort).build());
  83
  84         String flowId = "LocalMac_"+segmentationId+"_"+inPort+"_"+attachedMac;
  85         // Add Flow Attributes
  86         flowBuilder.setId(new FlowId(flowId));
  87         FlowKey key = new FlowKey(new FlowId(flowId));
  88         flowBuilder.setStrict(true);
  89         flowBuilder.setBarrier(false);
  90         flowBuilder.setTableId(getTable());
  91         flowBuilder.setKey(key);
  92         flowBuilder.setFlowName(flowId);
  93         flowBuilder.setHardTimeout(0);
  94         flowBuilder.setIdleTimeout(0);
  95
  96         if (write) {
  97             // Instantiate the Builders for the OF Actions and Instructions
  98             InstructionBuilder ib = new InstructionBuilder();
  99             InstructionsBuilder isb = new InstructionsBuilder();
 100
 101             // Instructions List Stores Individual Instructions
 102             List<Instruction> instructions = Lists.newArrayList();
 103
 104             // TODO Broken SetTunID
 105             InstructionUtils.createSetTunnelIdInstructions(ib, new BigInteger(segmentationId));
 106             ApplyActionsCase aac = (ApplyActionsCase) ib.getInstruction();
 107             List<Action> actionList = aac.getApplyActions().getAction();
 108
 109             ActionBuilder ab = new ActionBuilder();
 110             ab.setAction(ActionUtils.nxLoadRegAction(new DstNxRegCaseBuilder().setNxReg(REG_FIELD).build(),
 111                     BigInteger.valueOf(REG_VALUE_FROM_LOCAL)));
 112             ab.setOrder(1);
 113             ab.setKey(new ActionKey(1));
 114             actionList.add(ab.build());
 115
 116             ib.setOrder(0);
 117             ib.setKey(new InstructionKey(0));
 118             instructions.add(ib.build());
 119
 120             // Next service GOTO Instructions Need to be appended to the List
 121             ib = this.getMutablePipelineInstructionBuilder();
 122             ib.setOrder(1);
 123             ib.setKey(new InstructionKey(1));
 124             instructions.add(ib.build());
 125
 126             // Add InstructionBuilder to the Instruction(s)Builder List
 127             isb.setInstruction(instructions);
 128
 129             // Add InstructionsBuilder to FlowBuilder
 130             flowBuilder.setInstructions(isb.build());
 131
 132             writeFlow(flowBuilder, nodeBuilder);
 133         } else {
 134             removeFlow(flowBuilder, nodeBuilder);
 135         }
 136     }
 137
 138     /*
 139      * (Table:Classifier) Egress VM Traffic Towards TEP
 140      * Match: Source Ethernet Addr and OpenFlow InPort
 141      * Instruction: Set VLANID and GOTO Table Egress (n)
 142      * table=0,in_port=2,dl_src=00:00:00:00:00:01 \
 143      * actions=push_vlan, set_field:5->vlan_id,goto_table=<Next-Table>"
 144      */
 145
 146     @Override
 147     public void programLocalInPortSetVlan(Long dpidLong, String segmentationId, Long inPort, String attachedMac, boolean write) {
 148
 149         String nodeName = OPENFLOW + dpidLong;
 150
 151         MatchBuilder matchBuilder = new MatchBuilder();
 152         NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
 153         FlowBuilder flowBuilder = new FlowBuilder();
 154
 155         // Create the OF Match using MatchBuilder
 156         flowBuilder.setMatch(MatchUtils.createEthSrcMatch(matchBuilder, new MacAddress(attachedMac)).build());
 157         flowBuilder.setMatch(MatchUtils.createInPortMatch(matchBuilder, dpidLong, inPort).build());
 158
 159         String flowId = "LocalMac_"+segmentationId+"_"+inPort+"_"+attachedMac;
 160         // Add Flow Attributes
 161         flowBuilder.setId(new FlowId(flowId));
 162         FlowKey key = new FlowKey(new FlowId(flowId));
 163         flowBuilder.setStrict(true);
 164         flowBuilder.setBarrier(false);
 165         flowBuilder.setTableId(getTable());
 166         flowBuilder.setKey(key);
 167         flowBuilder.setFlowName(flowId);
 168         flowBuilder.setHardTimeout(0);
 169         flowBuilder.setIdleTimeout(0);
 170
 171         if (write) {
 172             // Instantiate the Builders for the OF Actions and Instructions
 173             InstructionBuilder ib = new InstructionBuilder();
 174             InstructionsBuilder isb = new InstructionsBuilder();
 175
 176             // Instructions List Stores Individual Instructions
 177             List<Instruction> instructions = Lists.newArrayList();
 178
 179             // Set VLAN ID Instruction
 180             InstructionUtils.createSetVlanInstructions(ib, new VlanId(Integer.valueOf(segmentationId)));
 181             ib.setOrder(0);
 182             ib.setKey(new InstructionKey(0));
 183             instructions.add(ib.build());
 184
 185             // Next service GOTO Instructions Need to be appended to the List
 186             ib = this.getMutablePipelineInstructionBuilder();
 187             ib.setOrder(1);
 188             ib.setKey(new InstructionKey(1));
 189             instructions.add(ib.build());
 190
 191             // Add InstructionBuilder to the Instruction(s)Builder List
 192             isb.setInstruction(instructions);
 193
 194             // Add InstructionsBuilder to FlowBuilder
 195             flowBuilder.setInstructions(isb.build());
 196
 197             writeFlow(flowBuilder, nodeBuilder);
 198         } else {
 199             removeFlow(flowBuilder, nodeBuilder);
 200         }
 201     }
 202
 203     /*
 204      * (Table:Classifier) Drop frames source from a VM that do not
 205      * match the associated MAC address of the local VM.
 206      * Match: Low priority anything not matching the VM SMAC
 207      * Instruction: Drop
 208      * table=0,priority=16384,in_port=1 actions=drop"
 209      */
 210
 211     @Override
 212     public void programDropSrcIface(Long dpidLong, Long inPort, boolean write) {
 213
 214         String nodeName = OPENFLOW + dpidLong;
 215
 216         MatchBuilder matchBuilder = new MatchBuilder();
 217         NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
 218         FlowBuilder flowBuilder = new FlowBuilder();
 219
 220         // Create the OF Match using MatchBuilder
 221         flowBuilder.setMatch(MatchUtils.createInPortMatch(matchBuilder, dpidLong, inPort).build());
 222
 223         if (write) {
 224             // Instantiate the Builders for the OF Actions and Instructions
 225             InstructionBuilder ib = new InstructionBuilder();
 226             InstructionsBuilder isb = new InstructionsBuilder();
 227
 228             // Instructions List Stores Individual Instructions
 229             List<Instruction> instructions = Lists.newArrayList();
 230
 231             // Call the InstructionBuilder Methods Containing Actions
 232             InstructionUtils.createDropInstructions(ib);
 233             ib.setOrder(0);
 234             ib.setKey(new InstructionKey(0));
 235             instructions.add(ib.build());
 236
 237             // Add InstructionBuilder to the Instruction(s)Builder List
 238             isb.setInstruction(instructions);
 239
 240             // Add InstructionsBuilder to FlowBuilder
 241             flowBuilder.setInstructions(isb.build());
 242         }
 243
 244         String flowId = "DropFilter_"+inPort;
 245         // Add Flow Attributes
 246         flowBuilder.setId(new FlowId(flowId));
 247         FlowKey key = new FlowKey(new FlowId(flowId));
 248         flowBuilder.setStrict(true);
 249         flowBuilder.setBarrier(false);
 250         flowBuilder.setTableId(getTable());
 251         flowBuilder.setKey(key);
 252         flowBuilder.setFlowName(flowId);
 253         flowBuilder.setPriority(8192);
 254         flowBuilder.setHardTimeout(0);
 255         flowBuilder.setIdleTimeout(0);
 256         if (write) {
 257             writeFlow(flowBuilder, nodeBuilder);
 258         } else {
 259             removeFlow(flowBuilder, nodeBuilder);
 260         }
 261     }
 262     /*
 263      * (Table:0) Ingress Tunnel Traffic
 264      * Match: OpenFlow InPort and Tunnel ID
 265      * Action: GOTO Local Table (10)
 266      * table=0,tun_id=0x5,in_port=10, actions=goto_table:2
 267      */
 268
 269     @Override
 270     public void programTunnelIn(Long dpidLong, String segmentationId,
 271             Long ofPort, boolean write) {
 272
 273         String nodeName = OPENFLOW + dpidLong;
 274
 275         BigInteger tunnelId = new BigInteger(segmentationId);
 276         MatchBuilder matchBuilder = new MatchBuilder();
 277         NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
 278         FlowBuilder flowBuilder = new FlowBuilder();
 279
 280         // Create Match(es) and Set them in the FlowBuilder Object
 281         flowBuilder.setMatch(MatchUtils.createTunnelIDMatch(matchBuilder, tunnelId).build());
 282         flowBuilder.setMatch(MatchUtils.createInPortMatch(matchBuilder, dpidLong, ofPort).build());
 283
 284         if (write) {
 285             // Create the OF Actions and Instructions
 286             InstructionBuilder ib = new InstructionBuilder();
 287             InstructionsBuilder isb = new InstructionsBuilder();
 288
 289             // Instructions List Stores Individual Instructions
 290             List<Instruction> instructions = Lists.newArrayList();
 291
 292             List<Action> actionList = Lists.newArrayList();
 293             ActionBuilder ab = new ActionBuilder();
 294             ab.setAction(ActionUtils.nxLoadRegAction(new DstNxRegCaseBuilder().setNxReg(REG_FIELD).build(),
 295                     BigInteger.valueOf(REG_VALUE_FROM_REMOTE)));
 296             ab.setOrder(0);
 297             ab.setKey(new ActionKey(0));
 298             actionList.add(ab.build());
 299
 300             ApplyActionsBuilder aab = new ApplyActionsBuilder();
 301             aab.setAction(actionList);
 302             ib.setInstruction(new ApplyActionsCaseBuilder().setApplyActions(aab.build()).build());
 303
 304             // Call the InstructionBuilder Methods Containing Actions
 305             ib.setOrder(0);
 306             ib.setKey(new InstructionKey(0));
 307             instructions.add(ib.build());
 308
 309             // Append the default pipeline after the first classification
 310             ib = this.getMutablePipelineInstructionBuilder();
 311             ib.setOrder(1);
 312             ib.setKey(new InstructionKey(1));
 313             instructions.add(ib.build());
 314
 315             // Add InstructionBuilder to the Instruction(s)Builder List
 316             isb.setInstruction(instructions);
 317
 318             // Add InstructionsBuilder to FlowBuilder
 319             flowBuilder.setInstructions(isb.build());
 320         }
 321
 322         String flowId = "TunnelIn_"+segmentationId+"_"+ofPort;
 323         // Add Flow Attributes
 324         flowBuilder.setId(new FlowId(flowId));
 325         FlowKey key = new FlowKey(new FlowId(flowId));
 326         flowBuilder.setStrict(true);
 327         flowBuilder.setBarrier(false);
 328         flowBuilder.setTableId(getTable());
 329         flowBuilder.setKey(key);
 330         flowBuilder.setFlowName(flowId);
 331         flowBuilder.setHardTimeout(0);
 332         flowBuilder.setIdleTimeout(0);
 333
 334         if (write) {
 335             writeFlow(flowBuilder, nodeBuilder);
 336         } else {
 337             removeFlow(flowBuilder, nodeBuilder);
 338         }
 339     }
 340
 341     /*
 342      * (Table:0) Ingress VLAN Traffic
 343      * Match: OpenFlow InPort and vlan ID
 344      * Action: GOTO Local Table (20)
 345      * table=0,vlan_id=0x5,in_port=10, actions=goto_table:2
 346      */
 347
 348     @Override
 349     public void programVlanIn(Long dpidLong, String segmentationId,  Long ethPort, boolean write) {
 350
 351         String nodeName = OPENFLOW + dpidLong;
 352
 353         MatchBuilder matchBuilder = new MatchBuilder();
 354         NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
 355         FlowBuilder flowBuilder = new FlowBuilder();
 356
 357         // Create Match(es) and Set them in the FlowBuilder Object
 358         flowBuilder.setMatch(
 359                 MatchUtils.createVlanIdMatch(matchBuilder, new VlanId(Integer.valueOf(segmentationId)), true)
 360                 .build())
 361                 .setMatch(MatchUtils.createInPortMatch(matchBuilder, dpidLong, ethPort)
 362                         .build());
 363
 364         if (write) {
 365             // Create the OF Actions and Instructions
 366             InstructionBuilder ib = new InstructionBuilder();
 367             InstructionsBuilder isb = new InstructionsBuilder();
 368
 369             // Instructions List Stores Individual Instructions
 370             List<Instruction> instructions = Lists.newArrayList();
 371
 372             // Call the InstructionBuilder Methods Containing Actions
 373             ib = this.getMutablePipelineInstructionBuilder();
 374             ib.setOrder(0);
 375             ib.setKey(new InstructionKey(0));
 376             instructions.add(ib.build());
 377
 378             // Add InstructionBuilder to the Instruction(s)Builder List
 379             isb.setInstruction(instructions);
 380
 381             // Add InstructionsBuilder to FlowBuilder
 382             flowBuilder.setInstructions(isb.build());
 383         }
 384
 385         String flowId = "VlanIn_"+segmentationId+"_"+ethPort;
 386         // Add Flow Attributes
 387         flowBuilder.setId(new FlowId(flowId));
 388         FlowKey key = new FlowKey(new FlowId(flowId));
 389         flowBuilder.setStrict(true);
 390         flowBuilder.setBarrier(false);
 391         flowBuilder.setTableId(getTable());
 392         flowBuilder.setKey(key);
 393         flowBuilder.setFlowName(flowId);
 394         flowBuilder.setHardTimeout(0);
 395         flowBuilder.setIdleTimeout(0);
 396         if (write) {
 397             writeFlow(flowBuilder, nodeBuilder);
 398         } else {
 399             removeFlow(flowBuilder, nodeBuilder);
 400         }
 401     }
 402
 403     /*
 404      * Create an LLDP Flow Rule to encapsulate into
 405      * a packet_in that is sent to the controller
 406      * for topology handling.
 407      * Match: Ethertype 0x88CCL
 408      * Action: Punt to Controller in a Packet_In msg
 409      */
 410
 411     @Override
 412     public void programLLDPPuntRule(Long dpidLong) {
 413
 414         String nodeName = OPENFLOW + dpidLong;
 415         EtherType etherType = new EtherType(0x88CCL);
 416
 417         MatchBuilder matchBuilder = new MatchBuilder();
 418         NodeBuilder nodeBuilder = createNodeBuilder(nodeName);
 419         FlowBuilder flowBuilder = new FlowBuilder();
 420
 421         // Create Match(es) and Set them in the FlowBuilder Object
 422         flowBuilder.setMatch(MatchUtils.createEtherTypeMatch(matchBuilder, etherType).build());
 423
 424         // Create the OF Actions and Instructions
 425         InstructionBuilder ib = new InstructionBuilder();
 426         InstructionsBuilder isb = new InstructionsBuilder();
 427
 428         // Instructions List Stores Individual Instructions
 429         List<Instruction> instructions = Lists.newArrayList();
 430
 431         // Call the InstructionBuilder Methods Containing Actions
 432         InstructionUtils.createSendToControllerInstructions(ib);
 433         ib.setOrder(0);
 434         ib.setKey(new InstructionKey(0));
 435         instructions.add(ib.build());
 436
 437         // Add InstructionBuilder to the Instruction(s)Builder List
 438         isb.setInstruction(instructions);
 439
 440         // Add InstructionsBuilder to FlowBuilder
 441         flowBuilder.setInstructions(isb.build());
 442
 443         String flowId = "LLDP";
 444         flowBuilder.setId(new FlowId(flowId));
 445         FlowKey key = new FlowKey(new FlowId(flowId));
 446         flowBuilder.setBarrier(true);
 447         flowBuilder.setTableId(getTable());
 448         flowBuilder.setKey(key);
 449         flowBuilder.setFlowName(flowId);
 450         flowBuilder.setHardTimeout(0);
 451         flowBuilder.setIdleTimeout(0);
 452         writeFlow(flowBuilder, nodeBuilder);
 453     }
 454 }