Examples with FibEntries org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.FibEntries used on opensource projects

Example 1 with FibEntries

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.FibEntries in project netvirt by opendaylight.

the class TunnelInterfaceStateListener method update.

@Override
protected void update(InstanceIdentifier<StateTunnelList> identifier, StateTunnelList original, StateTunnelList update) {
    LOG.trace("update: Tunnel updation---- {}", update);
    LOG.info("update: ITM Tunnel {} of type {} state event changed from :{} to :{}", update.getTunnelInterfaceName(), fibManager.getTransportTypeStr(update.getTransportType().toString()), original.getOperState(), update.getOperState());
    TunnelOperStatus tunOpStatus = update.getOperState();
    if (tunOpStatus != TunnelOperStatus.Down && tunOpStatus != TunnelOperStatus.Up) {
        LOG.info("update: Returning from unsupported tunnelOperStatus {} for tunnel interface {}", tunOpStatus, update.getTunnelInterfaceName());
        return;
    }
    if (isGreTunnel(update)) {
        programDcGwLoadBalancingGroup(update, NwConstants.MOD_FLOW);
    }
    // Remove the corresponding nexthop from the routepath under extraroute in fibentries.
    BigInteger srcDpnId = new BigInteger(update.getSrcInfo().getTepDeviceId());
    String srcTepIp = String.valueOf(update.getSrcInfo().getTepIp().getValue());
    List<VpnInstanceOpDataEntry> vpnInstanceOpData = VpnUtil.getAllVpnInstanceOpData(dataBroker);
    if (vpnInstanceOpData == null) {
        LOG.trace("update: No vpnInstanceOpdata present");
        return;
    }
    WriteTransaction writeConfigTxn = dataBroker.newWriteOnlyTransaction();
    if (tunOpStatus == TunnelOperStatus.Up) {
        handleTunnelEventForDPN(update, TunnelAction.TUNNEL_EP_ADD);
    } else {
        vpnInstanceOpData.stream().filter(opData -> {
            if (opData.getVpnToDpnList() == null) {
                return false;
            }
            return opData.getVpnToDpnList().stream().anyMatch(vpnToDpn -> vpnToDpn.getDpnId().equals(srcDpnId));
        }).forEach(opData -> {
            List<DestPrefixes> prefixes = VpnExtraRouteHelper.getExtraRouteDestPrefixes(dataBroker, opData.getVpnId());
            prefixes.forEach(destPrefix -> {
                VrfEntry vrfEntry = VpnUtil.getVrfEntry(dataBroker, opData.getVrfId(), destPrefix.getDestPrefix());
                if (vrfEntry == null || vrfEntry.getRoutePaths() == null) {
                    return;
                }
                List<RoutePaths> routePaths = vrfEntry.getRoutePaths();
                routePaths.forEach(routePath -> {
                    if (routePath.getNexthopAddress().equals(srcTepIp)) {
                        fibManager.updateRoutePathForFibEntry(opData.getVrfId(), destPrefix.getDestPrefix(), srcTepIp, routePath.getLabel(), false, writeConfigTxn);
                    }
                });
            });
        });
    }
    writeConfigTxn.submit();
}

Example 2 with FibEntries

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.FibEntries in project netvirt by opendaylight.

the class BgpConfigurationManager method deleteExternalFibRoutes.

/*
     * BGP config remove scenario, Need to remove all the
     * external routes from FIB.
     */
public void deleteExternalFibRoutes() {
    totalExternalRoutes = 0;
    totalExternalMacRoutes = 0;
    try {
        InstanceIdentifier<FibEntries> id = InstanceIdentifier.create(FibEntries.class);
        Optional<FibEntries> fibEntries = SingleTransactionDataBroker.syncReadOptional(dataBroker, LogicalDatastoreType.CONFIGURATION, id);
        if (fibEntries.isPresent()) {
            if (fibEntries.get().getVrfTables() == null) {
                LOG.error("deleteExternalFibRoutes::getVrfTables is null");
                return;
            }
            List<VrfTables> staleVrfTables = fibEntries.get().getVrfTables();
            for (VrfTables vrfTable : staleVrfTables) {
                String rd = vrfTable.getRouteDistinguisher();
                if (vrfTable.getVrfEntry() != null) {
                    for (VrfEntry vrfEntry : vrfTable.getVrfEntry()) {
                        if (RouteOrigin.value(vrfEntry.getOrigin()) != RouteOrigin.BGP) {
                            // route cleanup is only meant for the routes learned through BGP.
                            continue;
                        }
                        totalExternalRoutes++;
                        fibDSWriter.removeFibEntryFromDS(rd, vrfEntry.getDestPrefix());
                    }
                } else if (vrfTable.getMacVrfEntry() != null) {
                    for (MacVrfEntry macEntry : vrfTable.getMacVrfEntry()) {
                        if (RouteOrigin.value(macEntry.getOrigin()) != RouteOrigin.BGP) {
                            // route cleanup is only meant for the routes learned through BGP.
                            continue;
                        }
                        totalExternalMacRoutes++;
                        fibDSWriter.removeMacEntryFromDS(rd, macEntry.getMac());
                    }
                }
            }
        } else {
            LOG.error("deleteExternalFibRoutes:: FIBentries.class is not present");
        }
    } catch (ReadFailedException e) {
        LOG.error("deleteExternalFibRoutes:: error ", e);
    }
    LOG.debug("deleted {} fib entries {} mac entries", totalExternalRoutes, totalExternalMacRoutes);
}

Example 3 with FibEntries

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.FibEntries in project netvirt by opendaylight.

the class IVpnLinkServiceImpl method leakRoute.

// TODO Clean up the exception handling
@SuppressWarnings("checkstyle:IllegalCatch")
@Override
public void leakRoute(InterVpnLinkDataComposite interVpnLink, String srcVpnUuid, String dstVpnUuid, String prefix, Long label, RouteOrigin forcedOrigin) {
    String ivpnLinkName = interVpnLink.getInterVpnLinkName();
    // The source VPN must participate in the InterVpnLink
    Preconditions.checkArgument(interVpnLink.isVpnLinked(srcVpnUuid), "The source VPN {} does not participate in the interVpnLink {}", srcVpnUuid, ivpnLinkName);
    // The destination VPN must participate in the InterVpnLink
    Preconditions.checkArgument(interVpnLink.isVpnLinked(dstVpnUuid), "The destination VPN {} does not participate in the interVpnLink {}", dstVpnUuid, ivpnLinkName);
    String endpointIp = interVpnLink.getOtherEndpointIpAddr(dstVpnUuid);
    String leakedOrigin = forcedOrigin != null ? forcedOrigin.getValue() : RouteOrigin.INTERVPN.getValue();
    FibHelper.buildRoutePath(endpointIp, label);
    VrfEntry newVrfEntry = new VrfEntryBuilder().setKey(new VrfEntryKey(prefix)).setDestPrefix(prefix).setRoutePaths(Collections.singletonList(FibHelper.buildRoutePath(endpointIp, label))).setOrigin(leakedOrigin).build();
    String dstVpnRd = VpnUtil.getVpnRd(dataBroker, dstVpnUuid);
    InstanceIdentifier<VrfEntry> newVrfEntryIid = InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(dstVpnRd)).child(VrfEntry.class, new VrfEntryKey(newVrfEntry.getDestPrefix())).build();
    VpnUtil.asyncWrite(dataBroker, LogicalDatastoreType.CONFIGURATION, newVrfEntryIid, newVrfEntry);
    // Finally, route is advertised it to the DC-GW. But while in the FibEntries the nexthop is the other
    // endpoint's IP, in the DC-GW the nexthop for those prefixes are the IPs of those DPNs where the target
    // VPN has been instantiated
    List<BigInteger> srcDpnList = interVpnLink.getEndpointDpnsByVpnName(srcVpnUuid);
    List<String> nexthops = srcDpnList.stream().map(dpnId -> InterfaceUtils.getEndpointIpAddressForDPN(dataBroker, dpnId)).collect(Collectors.toList());
    LOG.debug("Advertising route in VPN={} [prefix={} label={}  nexthops={}] to DC-GW", dstVpnRd, newVrfEntry.getDestPrefix(), label.intValue(), nexthops);
    try {
        bgpManager.advertisePrefix(dstVpnRd, null, /*macAddress*/
        prefix, nexthops, VrfEntry.EncapType.Mplsgre, label.intValue(), 0, /*l3vni*/
        0, /*l2vni*/
        null);
    } catch (Exception e) {
        LOG.error("Exception while advertising prefix {} on vpnRd {} for intervpn link", prefix, dstVpnRd, e);
    }
}

Example 4 with FibEntries

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.FibEntries in project netvirt by opendaylight.

the class InterVpnLinkUtil method leakRoute.

/**
 * Leaks a route from one VPN to another. By default, the origin for this leaked route is INTERVPN.
 *
 * @param broker dataBroker service reference
 * @param bgpManager Used to advertise routes to the BGP Router
 * @param interVpnLink Reference to the object that holds the info about the link between the 2 VPNs
 * @param srcVpnUuid UUID of the VPN that has the route that is going to be leaked to the other VPN
 * @param dstVpnUuid UUID of the VPN that is going to receive the route
 * @param prefix Prefix of the route
 * @param label Label of the route in the original VPN
 */
// TODO Clean up the exception handling
@SuppressWarnings("checkstyle:IllegalCatch")
public static void leakRoute(DataBroker broker, IBgpManager bgpManager, InterVpnLink interVpnLink, String srcVpnUuid, String dstVpnUuid, String prefix, Long label) {
    Preconditions.checkNotNull(interVpnLink);
    // The source VPN must participate in the InterVpnLink
    Preconditions.checkArgument(interVpnLink.getFirstEndpoint().getVpnUuid().getValue().equals(srcVpnUuid) || interVpnLink.getSecondEndpoint().getVpnUuid().getValue().equals(srcVpnUuid), "The source VPN {} does not participate in the interVpnLink {}", srcVpnUuid, interVpnLink.getName());
    // The destination VPN must participate in the InterVpnLink
    Preconditions.checkArgument(interVpnLink.getFirstEndpoint().getVpnUuid().getValue().equals(dstVpnUuid) || interVpnLink.getSecondEndpoint().getVpnUuid().getValue().equals(dstVpnUuid), "The destination VPN {} does not participate in the interVpnLink {}", dstVpnUuid, interVpnLink.getName());
    boolean destinationIs1stEndpoint = interVpnLink.getFirstEndpoint().getVpnUuid().getValue().equals(dstVpnUuid);
    String endpointIp = destinationIs1stEndpoint ? interVpnLink.getSecondEndpoint().getIpAddress().getValue() : interVpnLink.getFirstEndpoint().getIpAddress().getValue();
    VrfEntry newVrfEntry = FibHelper.getVrfEntryBuilder(prefix, label, endpointIp, RouteOrigin.INTERVPN, null).build();
    String dstVpnRd = VpnUtil.getVpnRd(broker, dstVpnUuid);
    InstanceIdentifier<VrfEntry> newVrfEntryIid = InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(dstVpnRd)).child(VrfEntry.class, new VrfEntryKey(newVrfEntry.getDestPrefix())).build();
    VpnUtil.asyncWrite(broker, LogicalDatastoreType.CONFIGURATION, newVrfEntryIid, newVrfEntry);
    // Finally, route is advertised it to the DC-GW. But while in the FibEntries the nexthop is the other
    // endpoint's IP, in the DC-GW the nexthop for those prefixes are the IPs of those DPNs where the target
    // VPN has been instantiated
    Optional<InterVpnLinkState> optVpnLinkState = getInterVpnLinkState(broker, interVpnLink.getName());
    if (optVpnLinkState.isPresent()) {
        InterVpnLinkState vpnLinkState = optVpnLinkState.get();
        List<BigInteger> dpnIdList = destinationIs1stEndpoint ? vpnLinkState.getFirstEndpointState().getDpId() : vpnLinkState.getSecondEndpointState().getDpId();
        List<String> nexthops = new ArrayList<>();
        for (BigInteger dpnId : dpnIdList) {
            nexthops.add(InterfaceUtils.getEndpointIpAddressForDPN(broker, dpnId));
        }
        try {
            LOG.debug("Advertising route in VPN={} [prefix={} label={}  nexthops={}] to DC-GW", dstVpnRd, newVrfEntry.getDestPrefix(), label.intValue(), nexthops);
            bgpManager.advertisePrefix(dstVpnRd, null, /*macAddress*/
            newVrfEntry.getDestPrefix(), nexthops, VrfEntry.EncapType.Mplsgre, label.intValue(), 0, /*l3vni*/
            0, /*l2vni*/
            null);
        } catch (Exception ex) {
            LOG.error("Could not advertise prefix {} with label {} to VPN rd={}", newVrfEntry.getDestPrefix(), label.intValue(), dstVpnRd, ex);
        }
    } else {
        LOG.warn("Error when advertising leaked routes: Could not find State for InterVpnLink={}", interVpnLink.getName());
    }
}

Example 5 with FibEntries

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.fibmanager.rev150330.FibEntries in project netvirt by opendaylight.

the class BgpConfigurationManager method createStaleFibMap.

/*
     * BGP restart scenario, ODL-BGP manager was/is running.
     * On re-sync notification, Get a copy of FIB database.
     */
public void createStaleFibMap() {
    totalStaledCount = 0;
    try {
        staledFibEntriesMap.clear();
        InstanceIdentifier<FibEntries> id = InstanceIdentifier.create(FibEntries.class);
        Optional<FibEntries> fibEntries = SingleTransactionDataBroker.syncReadOptional(dataBroker, LogicalDatastoreType.CONFIGURATION, id);
        if (fibEntries.isPresent()) {
            List<VrfTables> staleVrfTables = fibEntries.get().getVrfTables();
            for (VrfTables vrfTable : staleVrfTables) {
                Map<String, Long> staleFibEntMap = new HashMap<>();
                for (VrfEntry vrfEntry : vrfTable.getVrfEntry()) {
                    if (RouteOrigin.value(vrfEntry.getOrigin()) != RouteOrigin.BGP) {
                        // Stale marking and cleanup is only meant for the routes learned through BGP.
                        continue;
                    }
                    if (Thread.interrupted()) {
                        break;
                    }
                    totalStaledCount++;
                    // Create MAP from staleVrfTables.
                    vrfEntry.getRoutePaths().forEach(routePath -> staleFibEntMap.put(appendNextHopToPrefix(vrfEntry.getDestPrefix(), routePath.getNexthopAddress()), routePath.getLabel()));
                }
                staledFibEntriesMap.put(vrfTable.getRouteDistinguisher(), staleFibEntMap);
            }
        } else {
            LOG.error("createStaleFibMap:: FIBentries.class is not present");
        }
    } catch (ReadFailedException e) {
        LOG.error("createStaleFibMap:: error ", e);
    }
    LOG.error("created {} staled entries ", totalStaledCount);
}