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

   1 /*
   2  * Copyright (c) 2014, 2015 Red Hat, 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.ovsdb.openstack.netvirt.providers.openflow13.services;
  10
  11 import java.math.BigInteger;
  12 import java.net.InetAddress;
  13 import java.util.List;
  14
  15 import org.opendaylight.ovsdb.openstack.netvirt.api.Action;
  16 import org.opendaylight.ovsdb.openstack.netvirt.api.ArpProvider;
  17 import org.opendaylight.ovsdb.openstack.netvirt.api.Constants;
  18 import org.opendaylight.ovsdb.openstack.netvirt.api.Status;
  19 import org.opendaylight.ovsdb.openstack.netvirt.api.StatusCode;
  20 import org.opendaylight.ovsdb.openstack.netvirt.providers.ConfigInterface;
  21 import org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.AbstractServiceInstance;
  22 import org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.OF13Provider;
  23 import org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13.Service;
  24 import org.opendaylight.ovsdb.utils.mdsal.openflow.ActionUtils;
  25 import org.opendaylight.ovsdb.utils.mdsal.openflow.MatchUtils;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev100924.MacAddress;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.ActionKey;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowId;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowKey;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.InstructionsBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.MatchBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.ApplyActionsCaseBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.instruction.apply.actions._case.ApplyActionsBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.InstructionBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.InstructionKey;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
  40 //import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeBuilder;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.l2.types.rev130827.EtherType;
  43
  44 import com.google.common.collect.Lists;
  45 import org.osgi.framework.BundleContext;
  46 import org.osgi.framework.ServiceReference;
  47
  48 public class ArpResponderService extends AbstractServiceInstance implements ArpProvider, ConfigInterface {
  49     public ArpResponderService() {
  50         super(Service.ARP_RESPONDER);
  51     }
  52
  53     public ArpResponderService(Service service) {
  54         super(service);
  55     }
  56
  57     @Override
  58     public Status programStaticArpEntry(Long dpid, String segmentationId, String macAddressStr,
  59                                         InetAddress ipAddress, Action action) {
  60
  61         String nodeName = Constants.OPENFLOW_NODE_PREFIX + dpid;
  62         MacAddress macAddress = new MacAddress(macAddressStr);
  63
  64         MatchBuilder matchBuilder = new MatchBuilder();
  65         NodeBuilder nodeBuilder = OF13Provider.createNodeBuilder(nodeName);
  66
  67         // Instructions List Stores Individual Instructions
  68         InstructionsBuilder isb = new InstructionsBuilder();
  69         List<Instruction> instructions = Lists.newArrayList();
  70         InstructionBuilder ib = new InstructionBuilder();
  71         ApplyActionsBuilder aab = new ApplyActionsBuilder();
  72         ActionBuilder ab = new ActionBuilder();
  73         List<org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action> actionList = Lists.newArrayList();
  74
  75         if (segmentationId != null) {
  76             final Long inPort = MatchUtils.parseExplicitOFPort(segmentationId);
  77             if (inPort != null) {
  78                 MatchUtils.createInPortMatch(matchBuilder, dpid, inPort);
  79             } else {
  80                 MatchUtils.createTunnelIDMatch(matchBuilder, new BigInteger(segmentationId));
  81             }
  82         }
  83
  84         MatchUtils.createEtherTypeMatch(matchBuilder, new EtherType(Constants.ARP_ETHERTYPE));
  85         MatchUtils.createArpDstIpv4Match(matchBuilder, MatchUtils.iPv4PrefixFromIPv4Address(ipAddress.getHostAddress()));
  86
  87         // Move Eth Src to Eth Dst
  88         ab.setAction(ActionUtils.nxMoveEthSrcToEthDstAction());
  89         ab.setOrder(0);
  90         ab.setKey(new ActionKey(0));
  91         actionList.add(ab.build());
  92
  93         // Set Eth Src
  94         ab.setAction(ActionUtils.setDlSrcAction(new MacAddress(macAddress)));
  95         ab.setOrder(1);
  96         ab.setKey(new ActionKey(1));
  97         actionList.add(ab.build());
  98
  99         // Set ARP OP
 100         ab.setAction(ActionUtils.nxLoadArpOpAction(BigInteger.valueOf(0x02L)));
 101         ab.setOrder(2);
 102         ab.setKey(new ActionKey(2));
 103         actionList.add(ab.build());
 104
 105         // Move ARP SHA to ARP THA
 106         ab.setAction(ActionUtils.nxMoveArpShaToArpThaAction());
 107         ab.setOrder(3);
 108         ab.setKey(new ActionKey(3));
 109         actionList.add(ab.build());
 110
 111         // Move ARP SPA to ARP TPA
 112         ab.setAction(ActionUtils.nxMoveArpSpaToArpTpaAction());
 113         ab.setOrder(4);
 114         ab.setKey(new ActionKey(4));
 115         actionList.add(ab.build());
 116
 117         // Load Mac to ARP SHA
 118         ab.setAction(ActionUtils.nxLoadArpShaAction(macAddress));
 119         ab.setOrder(5);
 120         ab.setKey(new ActionKey(5));
 121         actionList.add(ab.build());
 122
 123         // Load IP to ARP SPA
 124         ab.setAction(ActionUtils.nxLoadArpSpaAction(ipAddress.getHostAddress()));
 125         ab.setOrder(6);
 126         ab.setKey(new ActionKey(6));
 127         actionList.add(ab.build());
 128
 129         // Output of InPort
 130         ab.setAction(ActionUtils.outputAction(new NodeConnectorId(nodeName + ":INPORT")));
 131         ab.setOrder(7);
 132         ab.setKey(new ActionKey(7));
 133         actionList.add(ab.build());
 134
 135         // Create Apply Actions Instruction
 136         aab.setAction(actionList);
 137         ib.setInstruction(new ApplyActionsCaseBuilder().setApplyActions(aab.build()).build());
 138         ib.setOrder(0);
 139         ib.setKey(new InstructionKey(0));
 140         instructions.add(ib.build());
 141
 142         FlowBuilder flowBuilder = new FlowBuilder();
 143         flowBuilder.setMatch(matchBuilder.build());
 144         flowBuilder.setInstructions(isb.setInstruction(instructions).build());
 145
 146         String flowId = "ArpResponder_" + segmentationId + "_" + ipAddress.getHostAddress();
 147         flowBuilder.setId(new FlowId(flowId));
 148         FlowKey key = new FlowKey(new FlowId(flowId));
 149         flowBuilder.setBarrier(true);
 150         flowBuilder.setTableId(this.getTable());
 151         flowBuilder.setKey(key);
 152         flowBuilder.setPriority(1024);
 153         flowBuilder.setFlowName(flowId);
 154         flowBuilder.setHardTimeout(0);
 155         flowBuilder.setIdleTimeout(0);
 156
 157         if (action.equals(Action.ADD)) {
 158             writeFlow(flowBuilder, nodeBuilder);
 159         } else {
 160             removeFlow(flowBuilder, nodeBuilder);
 161         }
 162
 163         // ToDo: WriteFlow/RemoveFlow should return something we can use to check success
 164         return new Status(StatusCode.SUCCESS);
 165     }
 166
 167     @Override
 168     public void setDependencies(BundleContext bundleContext, ServiceReference serviceReference) {
 169         super.setDependencies(bundleContext.getServiceReference(ArpProvider.class.getName()), this);
 170     }
 171
 172     @Override
 173     public void setDependencies(Object impl) {}
 174 }