Examples with Adjacency org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.adjacency.list.Adjacency used on opensource projects

Example 41 with Adjacency

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.adjacency.list.Adjacency in project netvirt by opendaylight.

the class VrfEntryListener method handleAdjacencyAndVpnOpInterfaceDeletion.

/**
 * Check all the adjacency in VpnInterfaceOpData and decide whether to delete the entire interface or only adj.
 * Remove Adjacency from VPNInterfaceOpData.
 * if Adjacency != primary.
 * if Adjacency == primary , then mark it for deletion.
 * Remove entire VPNinterfaceOpData Entry.
 * if sie of Adjacency <= 2 and all are marked for deletion , delete the entire VPNinterface Op entry.
 * @param vrfEntry - VrfEntry removed
 * @param ifName - Interface name from VRFentry
 * @param vpnName - VPN name of corresponding VRF
 * @param tx - ReadWrite Tx
 */
@SuppressFBWarnings(value = "UPM_UNCALLED_PRIVATE_METHOD", justification = "https://github.com/spotbugs/spotbugs/issues/811")
private void handleAdjacencyAndVpnOpInterfaceDeletion(VrfEntry vrfEntry, String ifName, String vpnName, TypedReadWriteTransaction<Operational> tx) throws ExecutionException, InterruptedException {
    InstanceIdentifier<Adjacency> adjacencyIid = FibUtil.getAdjacencyIdentifierOp(ifName, vpnName, vrfEntry.getDestPrefix());
    Optional<Adjacency> adjacencyOptional = tx.read(adjacencyIid).get();
    if (adjacencyOptional.isPresent()) {
        if (adjacencyOptional.get().getAdjacencyType() != Adjacency.AdjacencyType.PrimaryAdjacency) {
            tx.delete(FibUtil.getAdjacencyIdentifierOp(ifName, vpnName, vrfEntry.getDestPrefix()));
        } else {
            tx.merge(adjacencyIid, new AdjacencyBuilder(adjacencyOptional.get()).setMarkedForDeletion(true).build());
        }
    }
    Optional<AdjacenciesOp> optAdjacencies = tx.read(FibUtil.getAdjListPathOp(ifName, vpnName)).get();
    if (!optAdjacencies.isPresent() || optAdjacencies.get().getAdjacency() == null) {
        return;
    }
    @NonNull List<Adjacency> adjacencies = new ArrayList<Adjacency>(optAdjacencies.get().nonnullAdjacency().values());
    if (adjacencies.size() <= 2 && adjacencies.stream().allMatch(adjacency -> adjacency.getAdjacencyType() == Adjacency.AdjacencyType.PrimaryAdjacency && adjacency.isMarkedForDeletion() != null && adjacency.isMarkedForDeletion())) {
        LOG.info("Clean up vpn interface {} to vpn {} list.", ifName, vpnName);
        tx.delete(FibUtil.getVpnInterfaceOpDataEntryIdentifier(ifName, vpnName));
    }
}

Example 42 with Adjacency

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.adjacency.list.Adjacency in project netvirt by opendaylight.

the class VrfEntryListener method deleteFibEntries.

private void deleteFibEntries(final InstanceIdentifier<VrfEntry> identifier, final VrfEntry vrfEntry) {
    final VrfTablesKey vrfTableKey = identifier.firstKeyOf(VrfTables.class);
    final String rd = vrfTableKey.getRouteDistinguisher();
    final VpnInstanceOpDataEntry vpnInstance = fibUtil.getVpnInstance(vrfTableKey.getRouteDistinguisher());
    if (vpnInstance == null) {
        LOG.error("VPN Instance for rd {} is not available from VPN Op Instance Datastore", rd);
        return;
    }
    final Map<VpnToDpnListKey, VpnToDpnList> keyVpnToDpnListMap;
    if (vrfEntry.getParentVpnRd() != null && FibHelper.isControllerManagedNonSelfImportedRoute(RouteOrigin.value(vrfEntry.getOrigin()))) {
        // This block MUST BE HIT only for PNF (Physical Network Function) FIB Entries.
        VpnInstanceOpDataEntry parentVpnInstance = fibUtil.getVpnInstance(vrfEntry.getParentVpnRd());
        keyVpnToDpnListMap = parentVpnInstance != null ? parentVpnInstance.getVpnToDpnList() : vpnInstance.getVpnToDpnList();
        LOG.info("deleteFibEntries: Processing deletion of PNF FIB entry with rd {} prefix {}", vrfEntry.getParentVpnRd(), vrfEntry.getDestPrefix());
    } else {
        keyVpnToDpnListMap = vpnInstance.getVpnToDpnList();
    }
    SubnetRoute subnetRoute = vrfEntry.augmentation(SubnetRoute.class);
    final java.util.Optional<Uint32> optionalLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
    String vpnName = fibUtil.getVpnNameFromId(vpnInstance.getVpnId());
    if (subnetRoute != null) {
        long elanTag = subnetRoute.getElantag().toJava();
        LOG.trace("SUBNETROUTE: deleteFibEntries: SubnetRoute augmented vrfentry found for rd {} prefix {}" + " with elantag {}", rd, vrfEntry.getDestPrefix(), elanTag);
        if (keyVpnToDpnListMap != null) {
            jobCoordinator.enqueueJob(FibUtil.getJobKeyForRdPrefix(rd, vrfEntry.getDestPrefix()), () -> Collections.singletonList(txRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION, tx -> {
                for (final VpnToDpnList curDpn : keyVpnToDpnListMap.values()) {
                    baseVrfEntryHandler.makeConnectedRoute(curDpn.getDpnId(), vpnInstance.getVpnId(), vrfEntry, vrfTableKey.getRouteDistinguisher(), null, NwConstants.DEL_FLOW, TransactionAdapter.toWriteTransaction(tx), null);
                    if (RouteOrigin.value(vrfEntry.getOrigin()) != RouteOrigin.SELF_IMPORTED) {
                        optionalLabel.ifPresent(label -> makeLFibTableEntry(curDpn.getDpnId(), label, null, DEFAULT_FIB_FLOW_PRIORITY, NwConstants.DEL_FLOW, tx));
                    }
                    installSubnetBroadcastAddrDropRule(curDpn.getDpnId(), rd, vpnInstance.getVpnId(), vrfEntry, NwConstants.DEL_FLOW, tx);
                }
            })));
        }
        return;
    }
    final List<Uint64> localDpnIdList = deleteLocalFibEntry(vpnInstance.getVpnId(), vrfTableKey.getRouteDistinguisher(), vrfEntry);
    if (keyVpnToDpnListMap != null) {
        List<String> usedRds = VpnExtraRouteHelper.getUsedRds(dataBroker, vpnInstance.getVpnId(), vrfEntry.getDestPrefix());
        String jobKey;
        Optional<Routes> extraRouteOptional;
        // Is this fib route an extra route? If yes, get the nexthop which would be an adjacency in the vpn
        if (usedRds != null && !usedRds.isEmpty()) {
            if (usedRds.size() > 1) {
                LOG.error("The extra route prefix is still present in some DPNs");
                return;
            } else {
                // The first rd is retrieved from usedrds as Only 1 rd would be present as extra route prefix
                // is not present in any other DPN
                extraRouteOptional = VpnExtraRouteHelper.getVpnExtraroutes(dataBroker, vpnName, usedRds.get(0), vrfEntry.getDestPrefix());
            }
        } else {
            extraRouteOptional = Optional.empty();
        }
        jobCoordinator.enqueueJob(FibUtil.getJobKeyForRdPrefix(rd, vrfEntry.getDestPrefix()), () -> Collections.singletonList(txRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION, tx -> {
            if (localDpnIdList.size() <= 0) {
                for (VpnToDpnList curDpn : keyVpnToDpnListMap.values()) {
                    baseVrfEntryHandler.deleteRemoteRoute(Uint64.ZERO, curDpn.getDpnId(), vpnInstance.getVpnId(), vrfTableKey, vrfEntry, extraRouteOptional, TransactionAdapter.toWriteTransaction(tx));
                }
            } else {
                for (Uint64 localDpnId : localDpnIdList) {
                    for (VpnToDpnList curDpn : keyVpnToDpnListMap.values()) {
                        if (!Objects.equals(curDpn.getDpnId(), localDpnId)) {
                            baseVrfEntryHandler.deleteRemoteRoute(localDpnId, curDpn.getDpnId(), vpnInstance.getVpnId(), vrfTableKey, vrfEntry, extraRouteOptional, TransactionAdapter.toWriteTransaction(tx));
                        }
                    }
                }
            }
            if (extraRouteOptional.isPresent()) {
                // Remove select groups only for extra-routes
                nextHopManager.removeNextHopPointer(nextHopManager.getRemoteSelectGroupKey(vpnInstance.getVpnId(), vrfEntry.getDestPrefix()));
                nextHopManager.removeNextHopPointer(nextHopManager.getLocalSelectGroupKey(vpnInstance.getVpnId(), vrfEntry.getDestPrefix()));
            }
        })), MAX_RETRIES);
    }
    // The flow/group entry has been deleted from config DS; need to clean up associated operational
    // DS entries in VPN Op DS, VpnInstanceOpData and PrefixToInterface to complete deletion
    cleanUpOpDataForFib(vpnInstance.getVpnId(), vrfTableKey.getRouteDistinguisher(), vrfEntry);
}

Example 43 with Adjacency

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.adjacency.list.Adjacency in project netvirt by opendaylight.

the class VrfEntryListener method cleanUpDpnForVpn.

public void cleanUpDpnForVpn(final Uint64 dpnId, final Uint32 vpnId, final String rd, final FutureCallback<List<?>> callback) {
    LOG.trace("cleanUpDpnForVpn: Remove dpn {} for vpn {} : cleanUpDpnForVpn", dpnId, rd);
    jobCoordinator.enqueueJob(FibUtil.getJobKeyForVpnIdDpnId(vpnId, dpnId), () -> {
        InstanceIdentifier<VrfTables> id = buildVrfId(rd);
        final VpnInstanceOpDataEntry vpnInstance = fibUtil.getVpnInstance(rd);
        List<SubTransaction> txnObjects = new ArrayList<>();
        final Optional<VrfTables> vrfTable = MDSALUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, id);
        List<ListenableFuture<?>> futures = new ArrayList<>();
        if (!vrfTable.isPresent()) {
            LOG.error("cleanUpDpnForVpn: VRF Table not available for RD {}", rd);
            if (callback != null) {
                ListenableFuture<List<Object>> listenableFuture = Futures.allAsList(futures);
                Futures.addCallback(listenableFuture, callback, MoreExecutors.directExecutor());
            }
            return futures;
        }
        final ReentrantLock lock = lockFor(vpnInstance);
        lock.lock();
        try {
            futures.add(retryingTxRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION, tx -> {
                String vpnName = fibUtil.getVpnNameFromId(vpnInstance.getVpnId());
                for (final VrfEntry vrfEntry : vrfTable.get().nonnullVrfEntry().values()) {
                    /* parentRd is only filled for external PNF cases where the interface on the external
                             * network VPN are used to cleanup the flows. For all other cases, use "rd" for
                             * #fibUtil.isInterfacePresentInDpn().
                             * */
                    String parentRd = vrfEntry.getParentVpnRd() != null ? vrfEntry.getParentVpnRd() : rd;
                    /* Handle subnet routes here */
                    SubnetRoute subnetRoute = vrfEntry.augmentation(SubnetRoute.class);
                    if (subnetRoute != null && !fibUtil.isInterfacePresentInDpn(parentRd, dpnId)) {
                        LOG.trace("SUBNETROUTE: cleanUpDpnForVpn: Cleaning subnetroute {} on dpn {}" + " for vpn {}", vrfEntry.getDestPrefix(), dpnId, rd);
                        baseVrfEntryHandler.makeConnectedRoute(dpnId, vpnId, vrfEntry, rd, null, NwConstants.DEL_FLOW, TransactionAdapter.toWriteTransaction(tx), null);
                        Map<RoutePathsKey, RoutePaths> keyRoutePathsMap = vrfEntry.getRoutePaths();
                        if (keyRoutePathsMap != null) {
                            for (RoutePaths routePath : keyRoutePathsMap.values()) {
                                makeLFibTableEntry(dpnId, routePath.getLabel(), null, DEFAULT_FIB_FLOW_PRIORITY, NwConstants.DEL_FLOW, tx);
                                LOG.trace("SUBNETROUTE: cleanUpDpnForVpn: Released subnetroute label {}" + " for rd {} prefix {}", routePath.getLabel(), rd, vrfEntry.getDestPrefix());
                            }
                        }
                        installSubnetBroadcastAddrDropRule(dpnId, rd, vpnId, vrfEntry, NwConstants.DEL_FLOW, tx);
                        continue;
                    }
                    // ping responder for router interfaces
                    RouterInterface routerInt = vrfEntry.augmentation(RouterInterface.class);
                    if (routerInt != null) {
                        LOG.trace("Router augmented vrfentry found for rd:{}, uuid:{}, ip:{}, mac:{}", rd, routerInt.getUuid(), routerInt.getIpAddress(), routerInt.getMacAddress());
                        routerInterfaceVrfEntryHandler.installRouterFibEntry(vrfEntry, dpnId, vpnId, routerInt.getIpAddress(), new MacAddress(routerInt.getMacAddress()), NwConstants.DEL_FLOW);
                        continue;
                    }
                    // Handle local flow deletion for imports
                    if (RouteOrigin.value(vrfEntry.getOrigin()) == RouteOrigin.SELF_IMPORTED) {
                        java.util.Optional<Uint32> optionalLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
                        if (optionalLabel.isPresent()) {
                            List<String> nextHopList = FibHelper.getNextHopListFromRoutePaths(vrfEntry);
                            LabelRouteInfo lri = getLabelRouteInfo(optionalLabel.get());
                            if (isPrefixAndNextHopPresentInLri(vrfEntry.getDestPrefix(), nextHopList, lri) && Objects.equals(lri.getDpnId(), dpnId)) {
                                deleteLocalFibEntry(vpnId, rd, vrfEntry);
                            }
                        }
                    }
                    // Passing null as we don't know the dpn
                    // to which prefix is attached at this point
                    List<String> usedRds = VpnExtraRouteHelper.getUsedRds(dataBroker, vpnInstance.getVpnId(), vrfEntry.getDestPrefix());
                    Optional<Routes> extraRouteOptional;
                    // an adjacency in the vpn
                    if (usedRds != null && !usedRds.isEmpty()) {
                        if (usedRds.size() > 1) {
                            LOG.error("The extra route prefix is still present in some DPNs");
                            return;
                        } else {
                            extraRouteOptional = VpnExtraRouteHelper.getVpnExtraroutes(dataBroker, vpnName, usedRds.get(0), vrfEntry.getDestPrefix());
                        }
                    } else {
                        extraRouteOptional = Optional.empty();
                    }
                    if (RouteOrigin.BGP.getValue().equals(vrfEntry.getOrigin())) {
                        bgpRouteVrfEntryHandler.deleteRemoteRoute(null, dpnId, vpnId, vrfTable.get().key(), vrfEntry, extraRouteOptional, TransactionAdapter.toWriteTransaction(tx), txnObjects);
                    } else {
                        if (subnetRoute == null || !fibUtil.isInterfacePresentInDpn(parentRd, dpnId)) {
                            baseVrfEntryHandler.deleteRemoteRoute(null, dpnId, vpnId, vrfTable.get().key(), vrfEntry, extraRouteOptional, TransactionAdapter.toWriteTransaction(tx));
                        }
                    }
                }
            }));
        } finally {
            lock.unlock();
        }
        if (callback != null) {
            ListenableFuture<List<Object>> listenableFuture = Futures.allAsList(futures);
            Futures.addCallback(listenableFuture, callback, MoreExecutors.directExecutor());
        }
        return futures;
    });
}

Example 44 with Adjacency

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.adjacency.list.Adjacency in project netvirt by opendaylight.

the class VrfEntryListener method createLocalFibEntry.

private List<Uint64> createLocalFibEntry(Uint32 vpnId, String rd, VrfEntry vrfEntry, int etherType) {
    List<Uint64> returnLocalDpnId = new ArrayList<>();
    String localNextHopIP = vrfEntry.getDestPrefix();
    Prefixes localNextHopInfo = fibUtil.getPrefixToInterface(vpnId, localNextHopIP);
    String vpnName = fibUtil.getVpnNameFromId(vpnId);
    if (localNextHopInfo == null) {
        boolean localNextHopSeen = false;
        List<Routes> vpnExtraRoutes = null;
        // Synchronized to prevent missing bucket action due to race condition between refreshFib and
        // add/updateFib threads on missing nexthop in VpnToExtraroutes
        // FIXME: use an Identifier structure?
        final ReentrantLock lock = JvmGlobalLocks.getLockForString(localNextHopIP + FibConstants.SEPARATOR + rd);
        lock.lock();
        try {
            List<String> usedRds = VpnExtraRouteHelper.getUsedRds(dataBroker, vpnId, localNextHopIP);
            vpnExtraRoutes = VpnExtraRouteHelper.getAllVpnExtraRoutes(dataBroker, vpnName, usedRds, localNextHopIP);
            if (LOG.isDebugEnabled()) {
                LOG.debug("Creating Local fib entry with vpnName {} usedRds {} localNextHopIP {} vpnExtraRoutes {}", vpnName, usedRds, localNextHopIP, vpnExtraRoutes);
            }
            // Is this fib route an extra route? If yes, get the nexthop which would be an adjacency in the vpn
            for (Routes vpnExtraRoute : vpnExtraRoutes) {
                String ipPrefix;
                if (isIpv4Address(vpnExtraRoute.getNexthopIpList().get(0))) {
                    ipPrefix = vpnExtraRoute.getNexthopIpList().get(0) + NwConstants.IPV4PREFIX;
                } else {
                    ipPrefix = vpnExtraRoute.getNexthopIpList().get(0) + NwConstants.IPV6PREFIX;
                }
                Prefixes localNextHopInfoLocal = fibUtil.getPrefixToInterface(vpnId, ipPrefix);
                if (localNextHopInfoLocal != null) {
                    localNextHopSeen = true;
                    Uint64 dpnId = checkCreateLocalFibEntry(localNextHopInfoLocal, localNextHopInfoLocal.getIpAddress(), vpnId, rd, vrfEntry, vpnExtraRoute, vpnExtraRoutes, etherType, /*parentVpnId*/
                    null);
                    returnLocalDpnId.add(dpnId);
                }
            }
        } finally {
            lock.unlock();
        }
        if (!localNextHopSeen && RouteOrigin.value(vrfEntry.getOrigin()) == RouteOrigin.SELF_IMPORTED) {
            java.util.Optional<Uint32> optionalLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
            if (optionalLabel.isPresent()) {
                Uint32 label = optionalLabel.get();
                List<String> nextHopAddressList = FibHelper.getNextHopListFromRoutePaths(vrfEntry);
                final LabelRouteInfoKey lriKey = new LabelRouteInfoKey(label);
                final ReentrantLock labelLock = lockFor(lriKey);
                labelLock.lock();
                try {
                    LabelRouteInfo lri = getLabelRouteInfo(lriKey);
                    Uint32 parentVpnId = lri.getParentVpnid();
                    if (isPrefixAndNextHopPresentInLri(localNextHopIP, nextHopAddressList, lri)) {
                        Optional<VpnInstanceOpDataEntry> vpnInstanceOpDataEntryOptional = fibUtil.getVpnInstanceOpData(rd);
                        if (vpnInstanceOpDataEntryOptional.isPresent()) {
                            String vpnInstanceName = vpnInstanceOpDataEntryOptional.get().getVpnInstanceName();
                            if (lri.getVpnInstanceList() != null && lri.getVpnInstanceList().contains(vpnInstanceName)) {
                                localNextHopInfo = updateVpnReferencesInLri(lri, vpnInstanceName, true);
                                localNextHopIP = lri.getPrefix();
                            } else {
                                localNextHopInfo = updateVpnReferencesInLri(lri, vpnInstanceName, false);
                                localNextHopIP = lri.getPrefix();
                            }
                        }
                        if (localNextHopInfo != null) {
                            LOG.debug("Fetched labelRouteInfo for label {} interface {} and got dpn {}", label, localNextHopInfo.getVpnInterfaceName(), lri.getDpnId());
                            if (vpnExtraRoutes.isEmpty()) {
                                Uint64 dpnId = checkCreateLocalFibEntry(localNextHopInfo, localNextHopIP, vpnId, rd, vrfEntry, null, vpnExtraRoutes, etherType, parentVpnId);
                                returnLocalDpnId.add(dpnId);
                            } else {
                                for (Routes extraRoutes : vpnExtraRoutes) {
                                    Uint64 dpnId = checkCreateLocalFibEntry(localNextHopInfo, localNextHopIP, vpnId, rd, vrfEntry, extraRoutes, vpnExtraRoutes, etherType, parentVpnId);
                                    returnLocalDpnId.add(dpnId);
                                }
                            }
                        }
                    }
                } finally {
                    labelLock.unlock();
                }
            }
        }
        if (returnLocalDpnId.isEmpty()) {
            LOG.error("Local DPNID is empty for rd {}, vpnId {}, vrfEntry {}", rd, vpnId, vrfEntry);
        }
    } else {
        Uint64 dpnId = checkCreateLocalFibEntry(localNextHopInfo, localNextHopIP, vpnId, rd, vrfEntry, /*routes*/
        null, /*vpnExtraRoutes*/
        null, etherType, /*parentVpnId*/
        null);
        if (dpnId != null) {
            returnLocalDpnId.add(dpnId);
        }
    }
    return returnLocalDpnId;
}

Example 45 with Adjacency

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.adjacency.list.Adjacency in project netvirt by opendaylight.

the class VrfEntryListener method cleanUpOpDataForFib.

protected void cleanUpOpDataForFib(Uint32 vpnId, String primaryRd, final VrfEntry vrfEntry) {
    /* Get interface info from prefix to interface mapping;
        Use the interface info to get the corresponding vpn interface op DS entry,
        remove the adjacency corresponding to this fib entry.
        If adjacency removed is the last adjacency, clean up the following:
         - vpn interface from dpntovpn list, dpn if last vpn interface on dpn
         - prefix to interface entry
         - vpn interface op DS
     */
    LOG.debug("Cleanup of prefix {} in VPN {}", vrfEntry.getDestPrefix(), vpnId);
    Prefixes prefixInfo = fibUtil.getPrefixToInterface(vpnId, vrfEntry.getDestPrefix());
    if (prefixInfo == null) {
        List<String> usedRds = VpnExtraRouteHelper.getUsedRds(dataBroker, vpnId, vrfEntry.getDestPrefix());
        String usedRd = usedRds.isEmpty() ? primaryRd : usedRds.get(0);
        Routes extraRoute = baseVrfEntryHandler.getVpnToExtraroute(vpnId, usedRd, vrfEntry.getDestPrefix());
        if (extraRoute != null && extraRoute.getNexthopIpList() != null) {
            for (String nextHopIp : extraRoute.getNexthopIpList()) {
                LOG.debug("NextHop IP for destination {} is {}", vrfEntry.getDestPrefix(), nextHopIp);
                if (nextHopIp != null) {
                    String ipPrefix;
                    if (isIpv4Address(nextHopIp)) {
                        ipPrefix = nextHopIp + NwConstants.IPV4PREFIX;
                    } else {
                        ipPrefix = nextHopIp + NwConstants.IPV6PREFIX;
                    }
                    prefixInfo = fibUtil.getPrefixToInterface(vpnId, ipPrefix);
                    checkCleanUpOpDataForFib(prefixInfo, vpnId, primaryRd, vrfEntry, extraRoute);
                }
            }
        }
        if (prefixInfo == null) {
            java.util.Optional<Uint32> optionalLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
            if (optionalLabel.isPresent()) {
                Uint32 label = optionalLabel.get();
                List<String> nextHopAddressList = FibHelper.getNextHopListFromRoutePaths(vrfEntry);
                LabelRouteInfo lri = getLabelRouteInfo(label);
                if (isPrefixAndNextHopPresentInLri(vrfEntry.getDestPrefix(), nextHopAddressList, lri)) {
                    PrefixesBuilder prefixBuilder = new PrefixesBuilder();
                    prefixBuilder.setDpnId(lri.getDpnId());
                    prefixBuilder.setVpnInterfaceName(lri.getVpnInterfaceName());
                    prefixBuilder.setIpAddress(lri.getPrefix());
                    prefixInfo = prefixBuilder.build();
                    LOG.debug("Fetched labelRouteInfo for label {} interface {} and got dpn {}", label, prefixInfo.getVpnInterfaceName(), lri.getDpnId());
                    checkCleanUpOpDataForFib(prefixInfo, vpnId, primaryRd, vrfEntry, extraRoute);
                }
            }
        }
    } else {
        checkCleanUpOpDataForFib(prefixInfo, vpnId, primaryRd, vrfEntry, null);
    }
}