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

Example 6 with Instructions

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

the class IngressAclServiceImpl method programIpv4BroadcastRule.

/**
 * Programs IPv4 broadcast rules.
 *
 * @param port the Acl Interface port
 * @param addOrRemove whether to delete or add flow
 */
private void programIpv4BroadcastRule(AclInterface port, int addOrRemove) {
    BigInteger dpId = port.getDpId();
    int lportTag = port.getLPortTag();
    MatchInfoBase lportMatchInfo = AclServiceUtils.buildLPortTagMatch(lportTag, serviceMode);
    List<IpPrefixOrAddress> cidrs = port.getSubnetIpPrefixes();
    if (cidrs != null) {
        List<String> broadcastAddresses = AclServiceUtils.getIpBroadcastAddresses(cidrs);
        for (String broadcastAddress : broadcastAddresses) {
            List<MatchInfoBase> matches = AclServiceUtils.buildBroadcastIpV4Matches(broadcastAddress);
            matches.add(lportMatchInfo);
            List<InstructionInfo> instructions = new ArrayList<>();
            instructions.add(new InstructionGotoTable(getAclConntrackClassifierTable()));
            String flowName = "Ingress_v4_Broadcast_" + dpId + "_" + lportTag + "_" + broadcastAddress + "_Permit";
            syncFlow(dpId, getAclAntiSpoofingTable(), flowName, AclConstants.PROTO_MATCH_PRIORITY, "ACL", 0, 0, AclConstants.COOKIE_ACL_BASE, matches, instructions, addOrRemove);
        }
    } else {
        LOG.warn("IP Broadcast CIDRs are missing for port {}", port.getInterfaceId());
    }
}

Example 7 with Instructions

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

the class ExternalRoutersListener method makeLFibTableEntry.

private void makeLFibTableEntry(BigInteger dpId, long serviceId, short tableId, WriteTransaction writeFlowInvTx) {
    List<MatchInfo> matches = new ArrayList<>();
    matches.add(MatchEthernetType.MPLS_UNICAST);
    matches.add(new MatchMplsLabel(serviceId));
    List<Instruction> instructions = new ArrayList<>();
    List<ActionInfo> actionsInfos = new ArrayList<>();
    actionsInfos.add(new ActionPopMpls());
    Instruction writeInstruction = new InstructionApplyActions(actionsInfos).buildInstruction(0);
    instructions.add(writeInstruction);
    instructions.add(new InstructionGotoTable(tableId).buildInstruction(1));
    // Install the flow entry in L3_LFIB_TABLE
    String flowRef = getFlowRef(dpId, NwConstants.L3_LFIB_TABLE, serviceId, "");
    Flow flowEntity = MDSALUtil.buildFlowNew(NwConstants.L3_LFIB_TABLE, flowRef, 10, flowRef, 0, 0, COOKIE_VM_LFIB_TABLE, matches, instructions);
    mdsalManager.addFlowToTx(dpId, flowEntity, writeFlowInvTx);
    LOG.debug("makeLFibTableEntry : LFIB Entry for dpID {} : label : {} modified successfully", dpId, serviceId);
}

Example 8 with Instructions

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

the class VpnFloatingIpHandler method makeLFibTableEntry.

private void makeLFibTableEntry(BigInteger dpId, long serviceId, String floatingIpPortMacAddress, short tableId, WriteTransaction writeFlowInvTx) {
    List<MatchInfo> matches = new ArrayList<>();
    matches.add(MatchEthernetType.MPLS_UNICAST);
    matches.add(new MatchMplsLabel(serviceId));
    List<Instruction> instructions = new ArrayList<>();
    List<ActionInfo> actionsInfos = new ArrayList<>();
    actionsInfos.add(new ActionPopMpls());
    actionsInfos.add(new ActionSetFieldEthernetDestination(new MacAddress(floatingIpPortMacAddress)));
    Instruction writeInstruction = new InstructionApplyActions(actionsInfos).buildInstruction(0);
    instructions.add(writeInstruction);
    instructions.add(new InstructionGotoTable(tableId).buildInstruction(1));
    // Install the flow entry in L3_LFIB_TABLE
    String flowRef = getFlowRef(dpId, NwConstants.L3_LFIB_TABLE, serviceId, "");
    Flow flowEntity = MDSALUtil.buildFlowNew(NwConstants.L3_LFIB_TABLE, flowRef, 10, flowRef, 0, 0, NwConstants.COOKIE_VM_LFIB_TABLE, matches, instructions);
    mdsalManager.addFlowToTx(dpId, flowEntity, writeFlowInvTx);
    LOG.debug("makeLFibTableEntry : LFIB Entry for dpID {} : label : {} modified successfully", dpId, serviceId);
}

Example 9 with Instructions

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

the class VpnFloatingIpHandler method onAddFloatingIp.

@Override
public void onAddFloatingIp(final BigInteger dpnId, final String routerUuid, final long routerId, final Uuid networkId, final String interfaceName, final InternalToExternalPortMap mapping, WriteTransaction writeFlowInvTx) {
    String externalIp = mapping.getExternalIp();
    String internalIp = mapping.getInternalIp();
    Uuid floatingIpId = mapping.getExternalId();
    Uuid subnetId = NatUtil.getFloatingIpPortSubnetIdFromFloatingIpId(dataBroker, floatingIpId);
    String floatingIpPortMacAddress = NatUtil.getFloatingIpPortMacFromFloatingIpId(dataBroker, floatingIpId);
    if (floatingIpPortMacAddress == null) {
        LOG.error("onAddFloatingIp: Unable to retrieve floatingIp port MAC address from floatingIpId {} for " + "router {} to handle floatingIp {}", floatingIpId, routerUuid, externalIp);
        return;
    }
    Optional<Subnets> externalSubnet = NatUtil.getOptionalExternalSubnets(dataBroker, subnetId);
    final String vpnName = externalSubnet.isPresent() ? subnetId.getValue() : NatUtil.getAssociatedVPN(dataBroker, networkId);
    final String subnetVpnName = externalSubnet.isPresent() ? subnetId.getValue() : null;
    if (vpnName == null) {
        LOG.error("onAddFloatingIp: No VPN is associated with ext nw {} to handle add floating ip {} configuration " + "for router {}", networkId, externalIp, routerId);
        return;
    }
    String rd = NatUtil.getVpnRd(dataBroker, vpnName);
    if (rd == null) {
        LOG.error("onAddFloatingIp: Unable to retrieve external (internet) VPN RD from external VPN {} for " + "router {} to handle floatingIp {}", vpnName, routerId, externalIp);
        return;
    }
    ProviderTypes provType = NatEvpnUtil.getExtNwProvTypeFromRouterName(dataBroker, routerUuid, networkId);
    if (provType == null) {
        return;
    }
    /*
         *  For external network of type GRE, it is required to use "Internet VPN VNI" for intra-DC
         *  communication, but we still require "MPLS labels" to reach SNAT/DNAT VMs from external
         *  entities via MPLSOverGRE.
         *
         *  MPLSOverGRE based external networks, the ``opendaylight-vni-ranges`` pool will be
         *  used to carve out a unique VNI per Internet VPN (GRE-provider-type) to be used in the
         *  datapath for traffic forwarding for ``SNAT-to-DNAT`` and ``DNAT-to-DNAT`` cases within the
         *  DataCenter.
        */
    if (NatUtil.isOpenStackVniSemanticsEnforcedForGreAndVxlan(elanService, provType)) {
        NatOverVxlanUtil.validateAndCreateVxlanVniPool(dataBroker, nvpnManager, idManager, NatConstants.ODL_VNI_POOL_NAME);
    }
    String nextHopIp = NatUtil.getEndpointIpAddressForDPN(dataBroker, dpnId);
    LOG.debug("onAddFloatingIp: Nexthop ip for prefix {} is {}", externalIp, nextHopIp);
    if (provType == ProviderTypes.VXLAN) {
        Uuid floatingIpInterface = NatEvpnUtil.getFloatingIpInterfaceIdFromFloatingIpId(dataBroker, floatingIpId);
        evpnDnatFlowProgrammer.onAddFloatingIp(dpnId, routerUuid, routerId, vpnName, internalIp, externalIp, networkId, interfaceName, floatingIpInterface.getValue(), floatingIpPortMacAddress, rd, nextHopIp, writeFlowInvTx);
        return;
    }
    /*
         *  MPLS label will be used to advertise prefixes and in "L3_LFIB_TABLE" (table 20) taking the packet
         *  to "INBOUND_NAPT_TABLE" (table 44) and "PDNAT_TABLE" (table 25).
         */
    GenerateVpnLabelInput labelInput = new GenerateVpnLabelInputBuilder().setVpnName(vpnName).setIpPrefix(externalIp).build();
    Future<RpcResult<GenerateVpnLabelOutput>> labelFuture = vpnService.generateVpnLabel(labelInput);
    ListenableFuture<RpcResult<Void>> future = Futures.transformAsync(JdkFutureAdapters.listenInPoolThread(labelFuture), (AsyncFunction<RpcResult<GenerateVpnLabelOutput>, RpcResult<Void>>) result -> {
        if (result.isSuccessful()) {
            GenerateVpnLabelOutput output = result.getResult();
            long label = output.getLabel();
            LOG.debug("onAddFloatingIp : Generated label {} for prefix {}", label, externalIp);
            FloatingIPListener.updateOperationalDS(dataBroker, routerUuid, interfaceName, label, internalIp, externalIp);
            long l3vni = 0;
            if (NatUtil.isOpenStackVniSemanticsEnforcedForGreAndVxlan(elanService, provType)) {
                l3vni = NatOverVxlanUtil.getInternetVpnVni(idManager, vpnName, l3vni).longValue();
            }
            String fibExternalIp = NatUtil.validateAndAddNetworkMask(externalIp);
            NatUtil.addPrefixToBGP(dataBroker, bgpManager, fibManager, vpnName, rd, subnetId, fibExternalIp, nextHopIp, networkId.getValue(), floatingIpPortMacAddress, label, l3vni, RouteOrigin.STATIC, dpnId);
            List<Instruction> instructions = new ArrayList<>();
            List<ActionInfo> actionsInfos = new ArrayList<>();
            actionsInfos.add(new ActionNxResubmit(NwConstants.PDNAT_TABLE));
            instructions.add(new InstructionApplyActions(actionsInfos).buildInstruction(0));
            makeTunnelTableEntry(vpnName, dpnId, label, instructions, writeFlowInvTx, provType);
            List<ActionInfo> actionInfoFib = new ArrayList<>();
            List<Instruction> customInstructions = new ArrayList<>();
            actionInfoFib.add(new ActionSetFieldEthernetDestination(new MacAddress(floatingIpPortMacAddress)));
            customInstructions.add(new InstructionApplyActions(actionInfoFib).buildInstruction(0));
            customInstructions.add(new InstructionGotoTable(NwConstants.PDNAT_TABLE).buildInstruction(1));
            makeLFibTableEntry(dpnId, label, floatingIpPortMacAddress, NwConstants.PDNAT_TABLE, writeFlowInvTx);
            CreateFibEntryInput input = new CreateFibEntryInputBuilder().setVpnName(vpnName).setSourceDpid(dpnId).setInstruction(customInstructions).setIpAddress(fibExternalIp).setServiceId(label).setIpAddressSource(CreateFibEntryInput.IpAddressSource.FloatingIP).setInstruction(customInstructions).build();
            Future<RpcResult<Void>> future1 = fibService.createFibEntry(input);
            LOG.debug("onAddFloatingIp : Add Floating Ip {} , found associated to fixed port {}", externalIp, interfaceName);
            String networkVpnName = NatUtil.getAssociatedVPN(dataBroker, networkId);
            txRunner.callWithNewWriteOnlyTransactionAndSubmit(tx -> {
                vpnManager.addSubnetMacIntoVpnInstance(networkVpnName, subnetVpnName, floatingIpPortMacAddress, dpnId, tx);
                vpnManager.addArpResponderFlowsToExternalNetworkIps(routerUuid, Collections.singleton(externalIp), floatingIpPortMacAddress, dpnId, networkId, tx);
            });
            return JdkFutureAdapters.listenInPoolThread(future1);
        } else {
            String errMsg = String.format("onAddFloatingIp : Could not retrieve the label for prefix %s " + "in VPN %s, %s", externalIp, vpnName, result.getErrors());
            LOG.error(errMsg);
            return Futures.immediateFailedFuture(new RuntimeException(errMsg));
        }
    }, MoreExecutors.directExecutor());
    Futures.addCallback(future, new FutureCallback<RpcResult<Void>>() {

        @Override
        public void onFailure(@Nonnull Throwable error) {
            LOG.error("onAddFloatingIp : Error in generate label or fib install process", error);
        }

        @Override
        public void onSuccess(@Nonnull RpcResult<Void> result) {
            if (result.isSuccessful()) {
                LOG.info("onAddFloatingIp : Successfully installed custom FIB routes for prefix {}", externalIp);
            } else {
                LOG.error("onAddFloatingIp : Error in rpc call to create custom Fib entries for prefix {} " + "in DPN {}, {}", externalIp, dpnId, result.getErrors());
            }
        }
    }, MoreExecutors.directExecutor());
    // Handle GARP transmission
    final IpAddress extrenalAddress = IpAddressBuilder.getDefaultInstance(externalIp);
    sendGarpOnInterface(dpnId, networkId, extrenalAddress, floatingIpPortMacAddress);
}

Example 10 with Instructions

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

the class VxlanGreConntrackBasedSnatService method createOutboundTblEntryForVxlanGre.

protected void createOutboundTblEntryForVxlanGre(BigInteger dpnId, long routerId, Long extNetVpnId, List<ExternalIps> externalIps, int elanId, int addOrRemove) {
    LOG.info("createOutboundTblEntryForVxlanGre: Install Outbound table flow on dpId {} for routerId {}", dpnId, routerId);
    List<MatchInfoBase> matches = new ArrayList<>();
    matches.add(MatchEthernetType.IPV4);
    matches.add(new NxMatchCtState(TRACKED_NEW_CT_STATE, TRACKED_NEW_CT_MASK));
    matches.add(new MatchMetadata(MetaDataUtil.getVpnIdMetadata(routerId), MetaDataUtil.METADATA_MASK_VRFID));
    if (externalIps.isEmpty()) {
        LOG.error("createOutboundTblEntryForVxlanGre: No externalIP present for routerId {}", routerId);
        return;
    }
    // The logic now handle only one external IP per router, others if present will be ignored.
    String externalIp = externalIps.get(0).getIpAddress();
    List<ActionInfo> actionsInfos = new ArrayList<>();
    if (addOrRemove == NwConstants.ADD_FLOW) {
        ActionSetFieldMeta actionSetFieldMeta = new ActionSetFieldMeta(MetaDataUtil.getVpnIdMetadata(extNetVpnId));
        actionsInfos.add(actionSetFieldMeta);
    }
    List<ActionNxConntrack.NxCtAction> ctActionsListCommit = new ArrayList<>();
    int rangePresent = NxActionNatRangePresent.NXNATRANGEIPV4MIN.getIntValue();
    int flags = NxActionNatFlags.NXNATFSRC.getIntValue();
    ActionNxConntrack.NxCtAction nxCtActionCommit = new ActionNxConntrack.NxNat(0, flags, rangePresent, new IpPrefixOrAddress(externalIp.toCharArray()).getIpAddress(), null, 0, 0);
    ctActionsListCommit.add(nxCtActionCommit);
    int ctCommitFlag = 1;
    ActionNxConntrack actionNxConntrackSubmit = new ActionNxConntrack(ctCommitFlag, 0, elanId, NwConstants.NAPT_PFIB_TABLE, ctActionsListCommit);
    actionsInfos.add(actionNxConntrackSubmit);
    List<InstructionInfo> instructions = new ArrayList<>();
    instructions.add(new InstructionApplyActions(actionsInfos));
    String flowRef = getFlowRef(dpnId, NwConstants.OUTBOUND_NAPT_TABLE, routerId);
    syncFlow(dpnId, NwConstants.OUTBOUND_NAPT_TABLE, flowRef, NatConstants.SNAT_NEW_FLOW_PRIORITY, flowRef, NwConstants.COOKIE_SNAT_TABLE, matches, instructions, addOrRemove);
}