Examples with VpnInstance org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.vpn.instances.VpnInstance used on opensource projects

Example 1 with VpnInstance

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.vpn.instances.VpnInstance in project netvirt by opendaylight.

the class ExternalRoutersListener method addOrDelDefFibRouteToSNAT.

private void addOrDelDefFibRouteToSNAT(String routerName, long routerId, long bgpVpnId, Uuid bgpVpnUuid, boolean create, WriteTransaction writeFlowInvTx) {
    // Check if BGP VPN exists. If exists then invoke the new method.
    if (bgpVpnId != NatConstants.INVALID_ID) {
        if (bgpVpnUuid != null) {
            String bgpVpnName = bgpVpnUuid.getValue();
            LOG.debug("Populate the router-id-name container with the mapping BGP VPN-ID {} -> BGP VPN-NAME {}", bgpVpnId, bgpVpnName);
            RouterIds rtrs = new RouterIdsBuilder().setKey(new RouterIdsKey(bgpVpnId)).setRouterId(bgpVpnId).setRouterName(bgpVpnName).build();
            MDSALUtil.syncWrite(dataBroker, LogicalDatastoreType.CONFIGURATION, getRoutersIdentifier(bgpVpnId), rtrs);
        }
        addOrDelDefaultFibRouteForSnatWithBgpVpn(routerName, routerId, bgpVpnId, create, writeFlowInvTx);
        return;
    }
    // Router ID is used as the internal VPN's name, hence the vrf-id in VpnInstance Op DataStore
    addOrDelDefaultFibRouteForSNAT(routerName, routerId, create, writeFlowInvTx);
}

Example 2 with VpnInstance

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.vpn.instances.VpnInstance in project netvirt by opendaylight.

the class FloatingIPListener method createNATFlowEntries.

void createNATFlowEntries(String interfaceName, final InternalToExternalPortMap mapping, final InstanceIdentifier<RouterPorts> portIid, final String routerName, WriteTransaction writeFlowInvTx) {
    if (!validateIpMapping(mapping)) {
        LOG.error("createNATFlowEntries : Not a valid ip addresses in the mapping {}", mapping);
        return;
    }
    // Get the DPN on which this interface resides
    BigInteger dpnId = NatUtil.getDpnForInterface(interfaceManager, interfaceName);
    if (dpnId.equals(BigInteger.ZERO)) {
        LOG.warn("createNATFlowEntries : No DPN for interface {}. NAT flow entries for ip mapping {} will " + "not be installed", interfaceName, mapping);
        return;
    }
    long routerId = NatUtil.getVpnId(dataBroker, routerName);
    if (routerId == NatConstants.INVALID_ID) {
        LOG.error("createNATFlowEntries : Could not retrieve router id for {} to create NAT Flow entries", routerName);
        return;
    }
    // Check if the router to vpn association is present
    // long associatedVpnId = NatUtil.getAssociatedVpn(dataBroker, routerName);
    Uuid associatedVpn = NatUtil.getVpnForRouter(dataBroker, routerName);
    long associatedVpnId = NatConstants.INVALID_ID;
    if (associatedVpn == null) {
        LOG.debug("createNATFlowEntries : Router {} is not assicated with any BGP VPN instance", routerName);
    } else {
        LOG.debug("createNATFlowEntries : Router {} is associated with VPN Instance with Id {}", routerName, associatedVpn);
        associatedVpnId = NatUtil.getVpnId(dataBroker, associatedVpn.getValue());
        LOG.debug("createNATFlowEntries : vpninstance Id is {} for VPN {}", associatedVpnId, associatedVpn);
    // routerId = associatedVpnId;
    }
    Uuid extNwId = getExtNetworkId(portIid, LogicalDatastoreType.CONFIGURATION);
    if (extNwId == null) {
        LOG.error("createNATFlowEntries : External network associated with interface {} could not be retrieved", interfaceName);
        return;
    }
    long vpnId = getVpnId(extNwId, mapping.getExternalId());
    if (vpnId < 0) {
        LOG.error("createNATFlowEntries : No VPN associated with Ext nw {}. Unable to create SNAT table entry " + "for fixed ip {}", extNwId, mapping.getInternalIp());
        return;
    }
    // Install the DNAT default FIB flow L3_FIB_TABLE (21) -> PSNAT_TABLE (26) if SNAT is disabled
    boolean isSnatEnabled = NatUtil.isSnatEnabledForRouterId(dataBroker, routerName);
    if (!isSnatEnabled) {
        addOrDelDefaultFibRouteForDnat(dpnId, routerName, routerId, writeFlowInvTx, true);
    }
    // Create the DNAT and SNAT table entries
    createDNATTblEntry(dpnId, mapping, routerId, associatedVpnId, writeFlowInvTx);
    createSNATTblEntry(dpnId, mapping, vpnId, routerId, associatedVpnId, extNwId, writeFlowInvTx);
    floatingIPHandler.onAddFloatingIp(dpnId, routerName, routerId, extNwId, interfaceName, mapping, writeFlowInvTx);
}

Example 3 with VpnInstance

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.vpn.instances.VpnInstance in project netvirt by opendaylight.

the class InterfaceStateEventListener method getRouterIdForPort.

// TODO Clean up the exception handling
@SuppressWarnings("checkstyle:IllegalCatch")
private String getRouterIdForPort(String interfaceName) {
    String routerName = null;
    VpnInterface vpnInterface = null;
    try {
        vpnInterface = NatUtil.getConfiguredVpnInterface(dataBroker, interfaceName);
    } catch (Exception ex) {
        LOG.error("getRouterIdForPort : Unable to process for interface {} as it is not configured", interfaceName, ex);
    }
    if (vpnInterface != null) {
        // getVpnName
        if (vpnInterface.getVpnInstanceNames() == null) {
            LOG.debug("getRouterIdForPort : vpnName not found for vpnInterface {} of port {}", vpnInterface, interfaceName);
        } else {
            for (VpnInstanceNames vpnInstance : vpnInterface.getVpnInstanceNames()) {
                String vpnName = vpnInstance.getVpnName();
                try {
                    routerName = NatUtil.getRouterIdfromVpnInstance(dataBroker, vpnName);
                } catch (Exception e) {
                    LOG.error("getRouterIdForPort : Unable to get routerId for vpnName {}", vpnName, e);
                }
                if (routerName != null) {
                    // check router is associated to external network
                    if (NatUtil.isSnatEnabledForRouterId(dataBroker, routerName)) {
                        LOG.debug("getRouterIdForPort : Retreived Router Id {} for vpnname {} " + "associated to interface {}", routerName, vpnName, interfaceName);
                        return routerName;
                    } else {
                        LOG.warn("getRouterIdForPort : Interface {} associated to routerId {} is not " + "associated to external network", interfaceName, routerName);
                    }
                } else {
                    LOG.warn("getRouterIdForPort : Router is not associated to vpnname {} for interface {}", vpnName, interfaceName);
                }
            }
        }
    } else {
        LOG.debug("getRouterIdForPort : Interface {} is not a vpninterface", interfaceName);
    }
    return null;
}

Example 4 with VpnInstance

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.vpn.instances.VpnInstance in project netvirt by opendaylight.

the class VrfEntryListener method cleanUpDpnForVpn.

public void cleanUpDpnForVpn(final BigInteger dpnId, final long vpnId, final String rd, final FutureCallback<List<Void>> callback) {
    LOG.trace("cleanUpDpnForVpn: Remove dpn {} for vpn {} : cleanUpDpnForVpn", dpnId, rd);
    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);
    jobCoordinator.enqueueJob(FibUtil.getJobKeyForVpnIdDpnId(vpnId, dpnId), () -> {
        List<ListenableFuture<Void>> futures = new ArrayList<>();
        if (vrfTable.isPresent()) {
            synchronized (vpnInstance.getVpnInstanceName().intern()) {
                futures.add(retryingTxRunner.callWithNewWriteOnlyTransactionAndSubmit(tx -> {
                    for (final VrfEntry vrfEntry : vrfTable.get().getVrfEntry()) {
                        /* Handle subnet routes here */
                        SubnetRoute subnetRoute = vrfEntry.getAugmentation(SubnetRoute.class);
                        if (subnetRoute != null) {
                            LOG.trace("SUBNETROUTE: cleanUpDpnForVpn: Cleaning subnetroute {} on dpn {}" + " for vpn {}", vrfEntry.getDestPrefix(), dpnId, rd);
                            baseVrfEntryHandler.makeConnectedRoute(dpnId, vpnId, vrfEntry, rd, null, NwConstants.DEL_FLOW, tx, null);
                            List<RoutePaths> routePaths = vrfEntry.getRoutePaths();
                            if (routePaths != null) {
                                for (RoutePaths routePath : routePaths) {
                                    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.getAugmentation(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<Long> optionalLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
                            if (optionalLabel.isPresent()) {
                                List<String> nextHopList = FibHelper.getNextHopListFromRoutePaths(vrfEntry);
                                LabelRouteInfo lri = getLabelRouteInfo(optionalLabel.get());
                                if (isPrefixAndNextHopPresentInLri(vrfEntry.getDestPrefix(), nextHopList, lri) && lri.getDpnId().equals(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());
                        String vpnName = fibUtil.getVpnNameFromId(vpnInstance.getVpnId());
                        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.absent();
                        }
                        if (RouteOrigin.BGP.getValue().equals(vrfEntry.getOrigin())) {
                            bgpRouteVrfEntryHandler.deleteRemoteRoute(null, dpnId, vpnId, vrfTable.get().getKey(), vrfEntry, extraRouteOptional, tx, txnObjects);
                        } else {
                            baseVrfEntryHandler.deleteRemoteRoute(null, dpnId, vpnId, vrfTable.get().getKey(), vrfEntry, extraRouteOptional, tx);
                        }
                    }
                }));
            }
            if (callback != null) {
                ListenableFuture<List<Void>> listenableFuture = Futures.allAsList(futures);
                Futures.addCallback(listenableFuture, callback, MoreExecutors.directExecutor());
            }
        }
        return futures;
    });
}

Example 5 with VpnInstance

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.vpn.instances.VpnInstance in project netvirt by opendaylight.

the class VrfEntryListener method manageRemoteRouteOnDPN.

public void manageRemoteRouteOnDPN(final boolean action, final BigInteger localDpnId, final long vpnId, final String rd, final String destPrefix, final String destTepIp, final long label) {
    final VpnInstanceOpDataEntry vpnInstance = fibUtil.getVpnInstance(rd);
    if (vpnInstance == null) {
        LOG.error("VpnInstance for rd {} not present for prefix {}", rd, destPrefix);
        return;
    }
    jobCoordinator.enqueueJob(FibUtil.getJobKeyForVpnIdDpnId(vpnId, localDpnId), () -> Collections.singletonList(txRunner.callWithNewWriteOnlyTransactionAndSubmit(tx -> {
        synchronized (vpnInstance.getVpnInstanceName().intern()) {
            VrfTablesKey vrfTablesKey = new VrfTablesKey(rd);
            VrfEntry vrfEntry = getVrfEntry(dataBroker, rd, destPrefix);
            if (vrfEntry == null) {
                return;
            }
            LOG.trace("manageRemoteRouteOnDPN :: action {}, DpnId {}, vpnId {}, rd {}, destPfx {}", action, localDpnId, vpnId, rd, destPrefix);
            List<RoutePaths> routePathList = vrfEntry.getRoutePaths();
            VrfEntry modVrfEntry;
            if (routePathList == null || routePathList.isEmpty()) {
                modVrfEntry = FibHelper.getVrfEntryBuilder(vrfEntry, label, Collections.singletonList(destTepIp), RouteOrigin.value(vrfEntry.getOrigin()), null).build();
            } else {
                modVrfEntry = vrfEntry;
            }
            if (action) {
                LOG.trace("manageRemoteRouteOnDPN updated(add)  vrfEntry :: {}", modVrfEntry);
                createRemoteFibEntry(localDpnId, vpnId, vrfTablesKey.getRouteDistinguisher(), modVrfEntry, tx);
            } else {
                LOG.trace("manageRemoteRouteOnDPN updated(remove)  vrfEntry :: {}", modVrfEntry);
                List<String> usedRds = VpnExtraRouteHelper.getUsedRds(dataBroker, vpnInstance.getVpnId(), vrfEntry.getDestPrefix());
                if (usedRds.size() > 1) {
                    LOG.debug("The extra route prefix is still present in some DPNs");
                    return;
                }
                // Is this fib route an extra route? If yes, get the nexthop which would be
                // an adjacency in the vpn
                Optional<Routes> extraRouteOptional = Optional.absent();
                if (usedRds.size() != 0) {
                    extraRouteOptional = VpnExtraRouteHelper.getVpnExtraroutes(dataBroker, fibUtil.getVpnNameFromId(vpnInstance.getVpnId()), usedRds.get(0), vrfEntry.getDestPrefix());
                }
                baseVrfEntryHandler.deleteRemoteRoute(null, localDpnId, vpnId, vrfTablesKey, modVrfEntry, extraRouteOptional, tx);
            }
        }
    })));
}