Examples with Label org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.label._case.Label used on opensource projects

Example 86 with Label

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.label._case.Label in project netvirt by opendaylight.

the class BgpConfigurationManager method onUpdatePushRoute.

/* onUpdatePushRoute
     * Get Stale fibDSWriter map, and compare current route/fibDSWriter entry.
     *  - Entry compare shall include NextHop, Label.
     *  - If entry matches: delete from STALE Map. NO Change to FIB Config DS.
     *  - If entry not found, add to FIB Config DS.
     *  - If entry found, but either Label/NextHop doesn't match.
     *      - Update FIB Config DS with modified values.
     *      - delete from Stale Map.
     */
public void onUpdatePushRoute(protocol_type protocolType, String rd, String prefix, int plen, String nextHop, String macaddress, int label, int l2label, String routermac, af_afi afi) {
    boolean addroute = false;
    boolean macupdate = false;
    long l3vni = 0L;
    VrfEntry.EncapType encapType = VrfEntry.EncapType.Mplsgre;
    if (protocolType.equals(protocol_type.PROTOCOL_EVPN)) {
        encapType = VrfEntry.EncapType.Vxlan;
        VpnInstanceOpDataEntry vpnInstanceOpDataEntry = bgpUtil.getVpnInstanceOpData(rd);
        if (vpnInstanceOpDataEntry != null) {
            if (vpnInstanceOpDataEntry.getType() == VpnInstanceOpDataEntry.Type.L2) {
                LOG.info("Got RT2 route for RD {} l3label {} l2label {} from tep {} with mac {} remote RD {}", vpnInstanceOpDataEntry.getVpnInstanceName(), label, l2label, nextHop, macaddress, rd);
                addTepToElanDS(rd, nextHop, macaddress, (long) l2label);
                macupdate = true;
            } else {
                l3vni = vpnInstanceOpDataEntry.getL3vni();
            }
        } else {
            LOG.error("No corresponding vpn instance found for rd {}. Aborting.", rd);
            return;
        }
    }
    if (!staledFibEntriesMap.isEmpty()) {
        // restart Scenario, as MAP is not empty.
        Map<String, Long> map = staledFibEntriesMap.get(rd);
        if (map != null) {
            String prefixNextHop = appendNextHopToPrefix(prefix + "/" + plen, nextHop);
            Long labelInStaleMap = map.get(prefixNextHop);
            if (null == labelInStaleMap) {
                // New Entry, which happened to be added during restart.
                addroute = true;
            } else {
                map.remove(prefixNextHop);
                if (isRouteModified(label, labelInStaleMap)) {
                    LOG.debug("Route add ** {} ** {}/{} ** {} ** {} ", rd, prefix, plen, nextHop, label);
                    // Existing entry, where in Label got modified during restart
                    addroute = true;
                }
            }
        } else {
            LOG.debug("rd {} map is null while processing prefix {} ", rd, prefix);
            addroute = true;
        }
    } else {
        LOG.debug("Route add ** {} ** {}/{} ** {} ** {} ", rd, prefix, plen, nextHop, label);
        addroute = true;
    }
    if (macupdate) {
        LOG.info("ADD: Adding Mac Fib entry rd {} mac{} nexthop {} l2vni {}", rd, macaddress, nextHop, l2label);
        fibDSWriter.addMacEntryToDS(rd, macaddress, prefix, Collections.singletonList(nextHop), encapType, l2label, routermac, RouteOrigin.BGP);
        LOG.info("ADD: Added Mac Fib entry rd {} prefix {} nexthop {} label {}", rd, macaddress, nextHop, l2label);
    } else if (addroute) {
        LOG.info("ADD: Adding Fib entry rd {} prefix {} nexthop {} label {} afi {}", rd, prefix, nextHop, label, afi);
        // TODO: modify addFibEntryToDS signature
        List<String> nextHopList = Collections.singletonList(nextHop);
        fibDSWriter.addFibEntryToDS(rd, prefix + "/" + plen, nextHopList, encapType, label, l3vni, routermac, RouteOrigin.BGP);
        LOG.info("ADD: Added Fib entry rd {} prefix {} nexthop {} label {}", rd, prefix, nextHop, label);
        String vpnName = bgpUtil.getVpnNameFromRd(rd);
        if (vpnName != null) {
            vpnLinkService.leakRouteIfNeeded(vpnName, prefix, nextHopList, label, RouteOrigin.BGP, NwConstants.ADD_FLOW);
        }
    }
}

Example 87 with Label

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.label._case.Label in project netvirt by opendaylight.

the class FibDSWriter method addFibEntryToDS.

public synchronized void addFibEntryToDS(String rd, String prefix, List<String> nextHopList, VrfEntry.EncapType encapType, int label, long l3vni, String gatewayMacAddress, RouteOrigin origin) {
    if (rd == null || rd.isEmpty()) {
        LOG.error("Prefix {} not associated with vpn", prefix);
        return;
    }
    Preconditions.checkNotNull(nextHopList, "NextHopList can't be null");
    for (String nextHop : nextHopList) {
        if (nextHop == null || nextHop.isEmpty()) {
            LOG.error("nextHop list contains null element");
            return;
        }
        LOG.debug("Created vrfEntry for {} nexthop {} label {}", prefix, nextHop, label);
    }
    // Looking for existing prefix in MDSAL database
    InstanceIdentifier<VrfEntry> vrfEntryId = InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd)).child(VrfEntry.class, new VrfEntryKey(prefix)).build();
    VrfEntryBuilder vrfEntryBuilder = new VrfEntryBuilder().setDestPrefix(prefix).setOrigin(origin.getValue());
    buildVpnEncapSpecificInfo(vrfEntryBuilder, encapType, label, l3vni, gatewayMacAddress, nextHopList);
    bgpUtil.update(vrfEntryId, vrfEntryBuilder.build());
}

Example 88 with Label

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.label._case.Label in project netvirt by opendaylight.

the class Cache method doExecute.

@SuppressWarnings("resource")
@Override
protected Object doExecute() {
    boolean listVrfs = false;
    boolean listNets = false;
    PrintStream ps = session.getConsole();
    if (action != null) {
        return usage();
    }
    PrintStream fileStream = null;
    if (ofile != null) {
        try {
            fileStream = new PrintStream(ofile);
            ps = fileStream;
        } catch (FileNotFoundException e) {
            session.getConsole().println("error: cannot create file " + ofile + "; exception: " + e);
            return null;
        }
    }
    if (list != null) {
        for (String item : list) {
            switch(item) {
                case "vrfs":
                    listVrfs = true;
                    break;
                case "networks":
                    listNets = true;
                    break;
                default:
                    session.getConsole().println("error: unknown value for " + LST + ": " + item);
                    if (fileStream != null) {
                        fileStream.close();
                    }
                    return null;
            }
        }
    }
    // we'd normally read this directly from 'config' but
    // legacy behaviour forces to check for a connection
    // that's initiated by default at startup without
    // writing to config.
    String configHost = bgpManager.getConfigHost();
    int configPort = bgpManager.getConfigPort();
    ps.printf("%nConfiguration Server%n\t%s  %s%n\t%s  %d%n", HTSTR, configHost, PTSTR, configPort);
    Bgp config = bgpManager.getConfig();
    if (config == null) {
        if (fileStream != null) {
            fileStream.close();
        }
        return null;
    }
    AsId asId = config.getAsId();
    if (asId != null) {
        int asNum = asId.getLocalAs().intValue();
        IpAddress routerId = asId.getRouterId();
        Long spt = asId.getStalepathTime();
        Boolean afb = asId.isAnnounceFbit();
        String rid = routerId == null ? "<n/a>" : new String(routerId.getValue());
        // F-bit is always set to ON (hardcoded), in SDN even though the controller is down
        // forwarding state shall be retained.
        String bit = "ON";
        GracefulRestart gracefulRestart = config.getGracefulRestart();
        if (gracefulRestart != null) {
            spt = gracefulRestart.getStalepathTime();
        }
        ps.printf("%nBGP Router%n");
        ps.printf("\t%-15s  %d%n\t%-15s  %s%n\t%-15s  %s%n\t%-15s  %s%n", ASSTR, asNum, RISTR, rid, SPSTR, spt == null || spt == 0 ? "default" : spt.toString(), FBSTR, bit);
    }
    Logging logging = config.getLogging();
    if (logging != null) {
        ps.printf("\t%-15s  %s%n\t%-15s  %s%n", LFSTR, logging.getFile(), LLSTR, logging.getLevel());
    }
    List<Neighbors> neighbors = config.getNeighbors();
    if (neighbors != null) {
        ps.printf("%nNeighbors%n");
        for (Neighbors nbr : neighbors) {
            ps.printf("\t%s%n\t\t%-16s  %d%n", nbr.getAddress().getValue(), ASSTR, nbr.getRemoteAs().intValue());
            EbgpMultihop en = nbr.getEbgpMultihop();
            if (en != null) {
                ps.printf("\t\t%-16s  %d%n", EBSTR, en.getNhops().intValue());
            }
            UpdateSource us = nbr.getUpdateSource();
            if (us != null) {
                ps.printf("\t\t%-16s  %s%n", USSTR, us.getSourceIp().getValue());
            }
            ps.printf("\t\t%-16s  IPv4-Labeled-VPN", AFSTR);
            List<AddressFamilies> afs = nbr.getAddressFamilies();
            if (afs != null) {
                for (AddressFamilies af : afs) {
                    // Should not print "unknown" in vpnv4 case
                    if (!(af.getSafi().intValue() == 5 && af.getAfi().intValue() == 1)) {
                        if (af.getSafi().intValue() == 4 && af.getAfi().intValue() == 1) {
                            ps.printf(" %s", "IPv4-Labeled-Unicast");
                        } else if (af.getSafi().intValue() == 5 && af.getAfi().intValue() == 2) {
                            ps.printf(" %s", "IPv6-Labeled-VPN");
                        } else if (af.getSafi().intValue() == 6) {
                            ps.printf(" %s", "Ethernet-VPN");
                        } else {
                            ps.printf(" %s", "Unknown");
                        }
                    }
                }
            }
            ps.printf("%n");
        }
    }
    if (listVrfs) {
        List<Vrfs> vrfs = config.getVrfs();
        if (vrfs != null) {
            ps.printf("%nVRFs%n");
            for (Vrfs vrf : vrfs) {
                ps.printf("\t%s%n", vrf.getRd());
                ps.printf("\t\t%s  ", IRSTR);
                for (String rt : vrf.getImportRts()) {
                    ps.printf("%s ", rt);
                }
                ps.printf("%n\t\t%s  ", ERSTR);
                for (String rt : vrf.getExportRts()) {
                    ps.printf("%s ", rt);
                }
                for (AddressFamiliesVrf adf : vrf.getAddressFamiliesVrf()) {
                    ps.printf("%n\t\tafi %d safi %d", adf.getAfi(), adf.getSafi());
                }
                ps.printf("%n");
            }
        }
    }
    if (listNets) {
        List<Networks> ln = config.getNetworks();
        if (ln != null) {
            ps.printf("%nNetworks%n");
            for (Networks net : ln) {
                String rd = net.getRd();
                String pfxlen = net.getPrefixLen();
                String nh = net.getNexthop().getValue();
                int label = net.getLabel().intValue();
                ps.printf("\t%s%n\t\t%-7s  %s%n\t\t%-7s  %s%n\t\t%-7s  %d%n", pfxlen, RDSTR, rd, NHSTR, nh, LBSTR, label);
            }
        }
    }
    List<Multipath> mp = config.getMultipath();
    List<VrfMaxpath> vrfm = config.getVrfMaxpath();
    if (mp != null) {
        ps.printf("%nMultipath%n");
        for (Multipath multipath : mp) {
            int afi = multipath.getAfi().intValue();
            int safi = multipath.getSafi().intValue();
            Boolean enabled = multipath.isMultipathEnabled();
            if (enabled) {
                if (afi == 1 && safi == 5) {
                    ps.printf("\t%-16s  %s%n%n", AFSTR, "vpnv4");
                } else if (afi == 2 && safi == 5) {
                    ps.printf("\t%-16s  %s%n%n", AFSTR, "vpnv6");
                } else if (afi == 3 && safi == 6) {
                    ps.printf("\t%-16s  %s%n%n", AFSTR, "evpn");
                } else {
                    ps.printf("\t%-16s  %s%n%n", AFSTR, "Unknown");
                }
                if (vrfm != null) {
                    ps.printf("\t%-16s  %s%n", RDSTR, MPSTR);
                    for (VrfMaxpath vrfMaxpath : vrfm) {
                        String rd = vrfMaxpath.getRd();
                        int maxpath = vrfMaxpath.getMaxpaths();
                        ps.printf("\t%-16s  %d%n", rd, maxpath);
                    }
                }
            }
        }
    }
    if (fileStream != null) {
        fileStream.close();
    }
    return null;
}

Example 89 with Label

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.label._case.Label in project netvirt by opendaylight.

the class NatTunnelInterfaceStateListener method hndlTepAddForDnatInEachRtr.

private void hndlTepAddForDnatInEachRtr(RoutersList router, long routerId, String nextHopIp, BigInteger tepAddedDpnId, ProviderTypes extNwProvType, WriteTransaction writeFlowInvTx) {
    // DNAT : Advertise the new route to the floating IP having the new TEP IP as the next hop IP
    final String routerName = router.getRouter();
    InstanceIdentifier<RouterPorts> routerPortsId = NatUtil.getRouterPortsId(routerName);
    Optional<RouterPorts> optRouterPorts = MDSALUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, routerPortsId);
    if (!optRouterPorts.isPresent()) {
        LOG.debug("hndlTepAddForDnatInEachRtr : DNAT -> Could not read Router Ports data object with id: {} " + "from DNAT FloatinIpInfo", routerName);
        return;
    }
    RouterPorts routerPorts = optRouterPorts.get();
    Uuid extNwId = routerPorts.getExternalNetworkId();
    final String vpnName = NatUtil.getAssociatedVPN(dataBroker, extNwId);
    if (vpnName == null) {
        LOG.info("hndlTepAddForDnatInEachRtr : DNAT -> No External VPN associated with ext nw {} for router {}", extNwId, routerName);
        return;
    }
    String rd = NatUtil.getVpnRd(dataBroker, vpnName);
    if (extNwProvType == null) {
        return;
    }
    String gwMacAddress = null;
    long l3Vni = 0;
    if (extNwProvType == ProviderTypes.VXLAN) {
        // Get the External Gateway MAC Address which is Router gateway MAC address for SNAT
        gwMacAddress = NatUtil.getExtGwMacAddFromRouterName(dataBroker, routerName);
        if (gwMacAddress != null) {
            LOG.debug("hndlTepAddForDnatInEachRtr : External GwMAC address {} found for External Router ID {}", gwMacAddress, routerId);
        } else {
            LOG.error("hndlTepAddForDnatInEachRtr : No External GwMAC address found for External Router ID {}", routerId);
            return;
        }
        // get l3Vni value for external VPN
        l3Vni = NatEvpnUtil.getL3Vni(dataBroker, rd);
        if (l3Vni == NatConstants.DEFAULT_L3VNI_VALUE) {
            LOG.debug("hndlTepAddForDnatInEachRtr : L3VNI value is not configured in Internet VPN {} and RD {} " + "Carve-out L3VNI value from OpenDaylight VXLAN VNI Pool and continue to installing " + "NAT flows", vpnName, rd);
            l3Vni = NatOverVxlanUtil.getInternetVpnVni(idManager, vpnName, routerId).longValue();
        }
    }
    List<Ports> interfaces = routerPorts.getPorts();
    for (Ports port : interfaces) {
        // Get the DPN on which this interface resides
        final String interfaceName = port.getPortName();
        final BigInteger fipCfgdDpnId = NatUtil.getDpnForInterface(interfaceService, interfaceName);
        if (fipCfgdDpnId.equals(BigInteger.ZERO)) {
            LOG.info("hndlTepAddForDnatInEachRtr : DNAT->Skip processing Floating ip configuration for the port {}," + "since no DPN present for it", interfaceName);
            continue;
        }
        if (!fipCfgdDpnId.equals(tepAddedDpnId)) {
            LOG.debug("hndlTepAddForDnatInEachRtr : DNAT -> TEP added DPN {} is not the DPN {} which has the " + "floating IP configured for the port: {}", tepAddedDpnId, fipCfgdDpnId, interfaceName);
            continue;
        }
        List<InternalToExternalPortMap> intExtPortMapList = port.getInternalToExternalPortMap();
        for (InternalToExternalPortMap intExtPortMap : intExtPortMapList) {
            final String internalIp = intExtPortMap.getInternalIp();
            final String externalIp = intExtPortMap.getExternalIp();
            LOG.debug("hndlTepAddForDnatInEachRtr : DNAT -> Advertising the FIB route to the floating IP {} " + "configured for the port: {}", externalIp, interfaceName);
            long serviceId = 0;
            String fibExternalIp = NatUtil.validateAndAddNetworkMask(externalIp);
            if (extNwProvType == ProviderTypes.VXLAN) {
                LOG.debug("hndlTepAddForDnatInEachRtr : DNAT -> Advertise the route to the externalIp {} " + "having nextHopIp {}", externalIp, nextHopIp);
                NatEvpnUtil.addRoutesForVxLanProvType(dataBroker, bgpManager, fibManager, vpnName, rd, externalIp, nextHopIp, l3Vni, interfaceName, gwMacAddress, writeFlowInvTx, RouteOrigin.STATIC, fipCfgdDpnId);
                serviceId = l3Vni;
            } else {
                long label = floatingIPListener.getOperationalIpMapping(routerName, interfaceName, internalIp);
                if (label == NatConstants.INVALID_ID) {
                    LOG.error("hndlTepAddForDnatInEachRtr : DNAT -> Unable to advertise to the DC GW since label " + "is invalid");
                    return;
                }
                LOG.debug("hndlTepAddForDnatInEachRtr : DNAT -> Advertise the route to the externalIp {} " + "having nextHopIp {}", externalIp, nextHopIp);
                long l3vni = 0;
                if (NatUtil.isOpenStackVniSemanticsEnforcedForGreAndVxlan(elanManager, extNwProvType)) {
                    l3vni = NatOverVxlanUtil.getInternetVpnVni(idManager, vpnName, l3vni).longValue();
                }
                NatUtil.addPrefixToBGP(dataBroker, bgpManager, fibManager, vpnName, rd, null, fibExternalIp, nextHopIp, null, null, label, l3vni, RouteOrigin.STATIC, fipCfgdDpnId);
                serviceId = label;
            }
            // Install custom FIB routes (Table 21 -> Push MPLS label to Tunnel port
            List<Instruction> customInstructions = new ArrayList<>();
            customInstructions.add(new InstructionGotoTable(NwConstants.PDNAT_TABLE).buildInstruction(0));
            CreateFibEntryInput input = new CreateFibEntryInputBuilder().setVpnName(vpnName).setSourceDpid(fipCfgdDpnId).setInstruction(customInstructions).setIpAddress(fibExternalIp).setServiceId(serviceId).setInstruction(customInstructions).build();
            Future<RpcResult<Void>> future = fibRpcService.createFibEntry(input);
            ListenableFuture<RpcResult<Void>> listenableFuture = JdkFutureAdapters.listenInPoolThread(future);
            Futures.addCallback(listenableFuture, new FutureCallback<RpcResult<Void>>() {

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

                @Override
                public void onSuccess(@Nonnull RpcResult<Void> result) {
                    if (result.isSuccessful()) {
                        LOG.info("hndlTepAddForDnatInEachRtr : DNAT -> Successfully installed custom FIB routes " + "for prefix {}", externalIp);
                    } else {
                        LOG.error("hndlTepAddForDnatInEachRtr : DNAT -> Error in rpc call to create custom Fib " + "entries for prefix {} in DPN {}, {}", externalIp, fipCfgdDpnId, result.getErrors());
                    }
                }
            }, MoreExecutors.directExecutor());
        }
    }
}

Example 90 with Label

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.label._case.Label in project netvirt by opendaylight.

the class NatTunnelInterfaceStateListener method hndlTepDelForDnatInEachRtr.

private void hndlTepDelForDnatInEachRtr(RoutersList router, long routerId, BigInteger tepDeletedDpnId, ProviderTypes extNwProvType) {
    // DNAT : Withdraw the routes from the BGP
    String routerName = router.getRouter();
    LOG.debug("hndlTepDelForDnatInEachRtr : DNAT -> Trying to clear routes to the Floating IP " + "associated to the router {}", routerName);
    InstanceIdentifier<RouterPorts> routerPortsId = NatUtil.getRouterPortsId(routerName);
    Optional<RouterPorts> optRouterPorts = MDSALUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, routerPortsId);
    if (!optRouterPorts.isPresent()) {
        LOG.debug("hndlTepDelForDnatInEachRtr : DNAT -> Could not read Router Ports data object with id: {} " + "from DNAT FloatingIpInfo", routerName);
        return;
    }
    RouterPorts routerPorts = optRouterPorts.get();
    Uuid extNwId = routerPorts.getExternalNetworkId();
    final String vpnName = NatUtil.getAssociatedVPN(dataBroker, extNwId);
    if (vpnName == null) {
        LOG.error("hndlTepDelForDnatInEachRtr : DNAT -> No External VPN associated with Ext N/W {} for Router {}", extNwId, routerName);
        return;
    }
    String rd = NatUtil.getVpnRd(dataBroker, vpnName);
    if (extNwProvType == null) {
        return;
    }
    long l3Vni = 0;
    if (extNwProvType == ProviderTypes.VXLAN) {
        // get l3Vni value for external VPN
        l3Vni = NatEvpnUtil.getL3Vni(dataBroker, rd);
        if (l3Vni == NatConstants.DEFAULT_L3VNI_VALUE) {
            LOG.debug("hndlTepDelForDnatInEachRtr : L3VNI value is not configured in Internet VPN {} and RD {} " + "Carve-out L3VNI value from OpenDaylight VXLAN VNI Pool and continue to installing " + "NAT flows", vpnName, rd);
            l3Vni = NatOverVxlanUtil.getInternetVpnVni(idManager, vpnName, routerId).longValue();
        }
    }
    List<Ports> interfaces = routerPorts.getPorts();
    for (Ports port : interfaces) {
        // Get the DPN on which this interface resides
        String interfaceName = port.getPortName();
        BigInteger fipCfgdDpnId = NatUtil.getDpnForInterface(interfaceService, interfaceName);
        if (fipCfgdDpnId.equals(BigInteger.ZERO)) {
            LOG.info("hndlTepDelForDnatInEachRtr : DNAT -> Abort processing Floating ip configuration. " + "No DPN for port : {}", interfaceName);
            continue;
        }
        if (!fipCfgdDpnId.equals(tepDeletedDpnId)) {
            LOG.info("hndlTepDelForDnatInEachRtr : DNAT -> TEP deleted DPN {} is not the DPN {} which has the " + "floating IP configured for the port: {}", tepDeletedDpnId, fipCfgdDpnId, interfaceName);
            continue;
        }
        List<InternalToExternalPortMap> intExtPortMapList = port.getInternalToExternalPortMap();
        for (InternalToExternalPortMap intExtPortMap : intExtPortMapList) {
            String internalIp = intExtPortMap.getInternalIp();
            String externalIp = intExtPortMap.getExternalIp();
            externalIp = NatUtil.validateAndAddNetworkMask(externalIp);
            LOG.debug("hndlTepDelForDnatInEachRtr : DNAT -> Withdrawing the FIB route to the floating IP {} " + "configured for the port: {}", externalIp, interfaceName);
            NatUtil.removePrefixFromBGP(bgpManager, fibManager, rd, externalIp, vpnName, LOG);
            long serviceId = 0;
            if (extNwProvType == ProviderTypes.VXLAN) {
                serviceId = l3Vni;
            } else {
                long label = floatingIPListener.getOperationalIpMapping(routerName, interfaceName, internalIp);
                if (label == NatConstants.INVALID_ID) {
                    LOG.error("hndlTepDelForDnatInEachRtr : DNAT -> Unable to remove the table 21 entry pushing the" + " MPLS label to the tunnel since label is invalid");
                    return;
                }
                serviceId = label;
            }
            RemoveFibEntryInput input = new RemoveFibEntryInputBuilder().setVpnName(vpnName).setSourceDpid(fipCfgdDpnId).setIpAddress(externalIp).setServiceId(serviceId).setIpAddressSource(RemoveFibEntryInput.IpAddressSource.FloatingIP).build();
            Future<RpcResult<Void>> future = fibRpcService.removeFibEntry(input);
            ListenableFuture<RpcResult<Void>> listenableFuture = JdkFutureAdapters.listenInPoolThread(future);
            Futures.addCallback(listenableFuture, new FutureCallback<RpcResult<Void>>() {

                @Override
                public void onFailure(@Nonnull Throwable error) {
                    LOG.error("hndlTepDelForDnatInEachRtr : DNAT -> Error in removing the table 21 entry pushing " + "the MPLS label to the tunnel since label is invalid ", error);
                }

                @Override
                public void onSuccess(@Nonnull RpcResult<Void> result) {
                    if (result.isSuccessful()) {
                        LOG.info("hndlTepDelForDnatInEachRtr : DNAT -> Successfully removed the entry pushing the " + "MPLS label to the tunnel");
                    } else {
                        LOG.error("hndlTepDelForDnatInEachRtr : DNAT -> Error in fib rpc call to remove the table " + "21 entry pushing the MPLS label to the tunnnel due to {}", result.getErrors());
                    }
                }
            }, MoreExecutors.directExecutor());
        }
    }
}