Examples with Match org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Match used on opensource projects

Example 21 with Match

use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Match in project netvirt by opendaylight.

the class ElanUtils method buildLocalDmacFlowEntry.

/**
 * Builds the flow to be programmed in the DMAC table of the local DPN (that
 * is, where the MAC is attached to). This flow consists in:
 *
 * <p>Match: + elanTag in metadata + packet goes to a MAC locally attached
 * Actions: + optionally, pop-vlan + set-vlan-id + output to ifName's
 * portNumber
 *
 * @param elanTag
 *            the elan tag
 * @param dpId
 *            the dp id
 * @param ifName
 *            the if name
 * @param macAddress
 *            the mac address
 * @param elanInfo
 *            the elan info
 * @param ifTag
 *            the if tag
 * @return the flow
 */
public Flow buildLocalDmacFlowEntry(long elanTag, BigInteger dpId, String ifName, String macAddress, ElanInstance elanInfo, long ifTag) {
    List<MatchInfo> mkMatches = new ArrayList<>();
    mkMatches.add(new MatchMetadata(ElanHelper.getElanMetadataLabel(elanTag), MetaDataUtil.METADATA_MASK_SERVICE));
    mkMatches.add(new MatchEthernetDestination(new MacAddress(macAddress)));
    List<Instruction> mkInstructions = new ArrayList<>();
    List<Action> actions = getEgressActionsForInterface(ifName, /* tunnelKey */
    null);
    mkInstructions.add(MDSALUtil.buildApplyActionsInstruction(actions));
    Flow flow = MDSALUtil.buildFlowNew(NwConstants.ELAN_DMAC_TABLE, getKnownDynamicmacFlowRef(NwConstants.ELAN_DMAC_TABLE, dpId, ifTag, macAddress, elanTag), 20, elanInfo.getElanInstanceName(), 0, 0, ElanConstants.COOKIE_ELAN_KNOWN_DMAC.add(BigInteger.valueOf(elanTag)), mkMatches, mkInstructions);
    return flow;
}

Example 22 with Match

use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Match in project netvirt by opendaylight.

the class ArpResponderUtil method installFlow.

/**
 * Install ARP Responder FLOW.
 *
 * @param mdSalManager
 *            Reference of MDSAL API RPC that provides API for installing
 *            flow
 * @param dpnId
 *            DPN on which flow to be installed
 * @param flowId
 *            Uniquely Identifiable Arp Responder Table flow Id
 * @param flowName
 *            Readable flow name
 * @param priority
 *            Flow Priority
 * @param cookie
 *            Flow Cookie
 * @param matches
 *            List of Match Criteria for the flow
 * @param instructions
 *            List of Instructions for the flow
 */
public static void installFlow(IMdsalApiManager mdSalManager, BigInteger dpnId, String flowId, String flowName, int priority, BigInteger cookie, List<MatchInfo> matches, List<Instruction> instructions) {
    Flow flowEntity = MDSALUtil.buildFlowNew(NwConstants.ARP_RESPONDER_TABLE, flowId, priority, flowName, 0, 0, cookie, matches, instructions);
    mdSalManager.installFlow(dpnId, flowEntity);
}

Example 23 with Match

use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Match in project netvirt by opendaylight.

the class ElanServiceChainHandler method programElanScfPipeline.

/**
 * Programs the needed flows for sending traffic to the SCF pipeline when
 * it is comming from an L2-GW (ELAN) and also for handing over that
 * traffic from SCF to ELAN when the packets does not match any Service
 * Chain.
 *
 * @param elanName Name of the ELAN to be considered
 * @param tableId Table id, in the SCF Pipeline, to which the traffic must
 *        go to.
 * @param scfTag Tag of the ServiceChain
 * @param elanLportTag LPortTag of the ElanPseudoPort that participates in
 *        the ServiceChain
 * @param addOrRemove States if the flows must be created or removed
 */
public void programElanScfPipeline(String elanName, short tableId, long scfTag, int elanLportTag, int addOrRemove) {
    LOG.info("programElanScfPipeline:  elanName={}   scfTag={}   elanLportTag={}    addOrRemove={}", elanName, scfTag, elanLportTag, addOrRemove);
    // There are 3 rules to be considered:
    // 1. LportDispatcher To Scf. Matches on elanPseudoPort + SI=1. Goes to DL Subscriber table
    // 2. LportDispatcher From Scf. Matches on elanPseudoPort + SI=3. Goes to ELAN DMAC
    // 3. ExtTunnelTable From L2GwDevice. Matches on VNI + SI=1. Sets ElanPseudoPort tag and goes
    // to LportDispatcher table.
    // And these rules must be programmed in all the Elan footprint
    // Find the ElanInstance
    Optional<ElanInstance> elanInstance = ElanServiceChainUtils.getElanInstanceByName(broker, elanName);
    if (!elanInstance.isPresent()) {
        LOG.debug("Could not find an Elan Instance with name={}", elanName);
        return;
    }
    Collection<BigInteger> elanDpnsOpc = ElanServiceChainUtils.getElanDpnsByName(broker, elanName);
    if (elanDpnsOpc.isEmpty()) {
        LOG.debug("Could not find any DPN related to Elan {}", elanName);
        return;
    }
    // updates map which stores relationship between elan and elanLPortTag and scfTag
    ElanServiceChainUtils.updateElanToLportTagMap(broker, elanName, elanLportTag, scfTag, addOrRemove);
    Long vni = elanInstance.get().getSegmentationId();
    if (vni == null) {
        LOG.warn("There is no VNI for elan {}. VNI is mandatory. Returning", elanName);
        return;
    }
    int elanTag = elanInstance.get().getElanTag().intValue();
    LOG.debug("elanName={}  ->  vni={}  elanTag={}", elanName, vni, elanTag);
    // Program ExtTunnelTable.
    for (BigInteger dpnId : elanDpnsOpc) {
        ElanServiceChainUtils.programLPortDispatcherToScf(mdsalManager, dpnId, elanTag, elanLportTag, tableId, scfTag, addOrRemove);
        ElanServiceChainUtils.programLPortDispatcherFromScf(mdsalManager, dpnId, elanLportTag, elanTag, addOrRemove);
        ElanServiceChainUtils.programExternalTunnelTable(mdsalManager, dpnId, elanLportTag, vni, elanTag, addOrRemove);
    }
}

Example 24 with Match

use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Match in project netvirt by opendaylight.

the class VPNServiceChainHandler method programVpnToScfPipeline.

/**
 * Programs the necessary flows in LFIB and LPortDispatcher table so that
 * the packets coming from a given VPN are delivered to a given
 * ServiceChain Pipeline.
 *
 * @param vpnName Name of the VPN. Typically the UUID
 * @param tableId Table to which the LPortDispatcher table sends the packet
 *                 to (Uplink or Downlink Subsc table)
 * @param scfTag Scf tag to the SCF to which the Vpn is linked to.
 * @param lportTag VpnPseudo Port lportTag
 * @param addOrRemove States if the VPN2SCF Pipeline must be installed or
 *        removed
 */
public void programVpnToScfPipeline(String vpnName, short tableId, long scfTag, int lportTag, int addOrRemove) {
    // This entries must be created in the DPN where the CGNAT is installed. Since it is not possible
    // to know where CGNAT is located, this entries are installed in all the VPN footprint.
    // LFIB:
    // - Match: cgnatLabel   Instr: lportTag=vpnPseudoPortTag + SI=SCF  +  GOTO 17
    // LportDisp:
    // - Match: vpnPseudoPortTag + SI==SCF   Instr:  scfTag  +  GOTO 70
    LOG.info("programVpnToScfPipeline ({}) : Parameters VpnName:{} tableId:{} scftag:{}  lportTag:{}", addOrRemove == NwConstants.ADD_FLOW ? "Creation" : "Removal", vpnName, tableId, scfTag, lportTag);
    String rd = VpnServiceChainUtils.getVpnRd(dataBroker, vpnName);
    LOG.debug("Router distinguisher (rd):{}", rd);
    if (rd == null || rd.isEmpty()) {
        LOG.warn("programVpnToScfPipeline: Could not find Router-distinguisher for VPN {}. No further actions", vpnName);
        return;
    }
    VpnInstanceOpDataEntry vpnInstance = getVpnInstance(rd);
    if (vpnInstance == null) {
        LOG.warn("Could not find a suitable VpnInstance for Route-Distinguisher={}", rd);
        return;
    }
    // Find out the set of DPNs for the given VPN ID
    Collection<VpnToDpnList> vpnToDpnList = vpnInstance.getVpnToDpnList();
    List<VrfEntry> vrfEntries = VpnServiceChainUtils.getAllVrfEntries(dataBroker, rd);
    if (vrfEntries != null) {
        if (addOrRemove == NwConstants.ADD_FLOW) {
            AddVpnPseudoPortDataJob updateVpnToPseudoPortTask = new AddVpnPseudoPortDataJob(dataBroker, rd, lportTag, tableId, (int) scfTag);
            jobCoordinator.enqueueJob(updateVpnToPseudoPortTask.getDsJobCoordinatorKey(), updateVpnToPseudoPortTask);
        } else {
            RemoveVpnPseudoPortDataJob removeVpnPseudoPortDataTask = new RemoveVpnPseudoPortDataJob(dataBroker, rd);
            jobCoordinator.enqueueJob(removeVpnPseudoPortDataTask.getDsJobCoordinatorKey(), removeVpnPseudoPortDataTask);
        }
        for (VpnToDpnList dpnInVpn : vpnToDpnList) {
            BigInteger dpnId = dpnInVpn.getDpnId();
            programVpnToScfPipelineOnDpn(dpnId, vrfEntries, tableId, (int) scfTag, lportTag, addOrRemove);
            if (dpnInVpn.getVpnInterfaces() != null) {
                long vpnId = vpnInstance.getVpnId();
                Flow flow = VpnServiceChainUtils.buildLPortDispFromScfToL3VpnFlow(vpnId, dpnId, lportTag, NwConstants.ADD_FLOW);
                if (addOrRemove == NwConstants.ADD_FLOW) {
                    mdsalManager.installFlow(dpnId, flow);
                } else {
                    mdsalManager.removeFlow(dpnId, flow);
                }
                dpnInVpn.getVpnInterfaces().forEach(vpnIf -> {
                    if (addOrRemove == NwConstants.ADD_FLOW) {
                        bindScfOnVpnInterface(vpnIf.getInterfaceName(), (int) scfTag);
                    } else {
                        unbindScfOnVpnInterface(vpnIf.getInterfaceName());
                    }
                });
            }
        }
    }
}

Example 25 with Match

use of org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Match in project netvirt by opendaylight.

the class OpenFlow13Provider method createEgressClassifierNextHopNoC1C2Flow.

/*
     * Egress Classifier NextHop No C1/C2 flow:
     *     Set C1/C2 accordingly
     *     Match [C1, C2] == [0, 0], Move [TunIpv4Dst, TunVnid] to [C1, C2],
     *     Move Reg0 (SFF IP) to TunIpv4Dst, and goto Egress Classifier
     *     Transport Egress table on match
     */
public Flow createEgressClassifierNextHopNoC1C2Flow(NodeId nodeId) {
    MatchBuilder match = new MatchBuilder();
    OpenFlow13Utils.addMatchNshNsc1(match, DEFAULT_NSH_CONTEXT_VALUE);
    OpenFlow13Utils.addMatchNshNsc2(match, DEFAULT_NSH_CONTEXT_VALUE);
    List<Action> actionList = new ArrayList<>();
    actionList.add(OpenFlow13Utils.createActionNxMoveReg0ToNsc1Register(actionList.size()));
    actionList.add(OpenFlow13Utils.createActionNxMoveTunIdToNsc2Register(actionList.size()));
    actionList.add(OpenFlow13Utils.createActionNxMoveReg6ToNsc4Register(actionList.size()));
    actionList.add(OpenFlow13Utils.createActionNxLoadTunId(SFC_TUNNEL_ID, actionList.size()));
    InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
    OpenFlow13Utils.appendGotoTableInstruction(isb, NwConstants.EGRESS_SFC_CLASSIFIER_EGRESS_TABLE);
    String flowIdStr = EGRESS_CLASSIFIER_NEXTHOP_NOC1C2_FLOW_NAME + nodeId.getValue();
    return OpenFlow13Utils.createFlowBuilder(NwConstants.EGRESS_SFC_CLASSIFIER_NEXTHOP_TABLE, EGRESS_CLASSIFIER_NEXTHOP_NOC1C2_PRIORITY, EGRESS_CLASSIFIER_NEXTHOP_COOKIE, EGRESS_CLASSIFIER_NEXTHOP_NOC1C2_FLOW_NAME, flowIdStr, match, isb).build();
}