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

Example 21 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(Uint64 dpnId, String interfaceName, String routerName, Uuid externalNetworkId, InternalToExternalPortMap mapping, TypedReadWriteTransaction<Configuration> confTx) throws ExecutionException, InterruptedException {
    Uint32 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
    Uint32 associatedVpnId = NatUtil.getAssociatedVpn(dataBroker, routerName);
    if (associatedVpnId == NatConstants.INVALID_ID) {
        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, associatedVpnId);
    // routerId = associatedVpnId;
    }
    Uuid vpnUuid = getVpnUuid(externalNetworkId, mapping.getExternalId());
    LOG.trace("createNATFlowEntries : vpnUuid {} for External Network {}", vpnUuid, externalNetworkId);
    if (vpnUuid == null) {
        LOG.error("createNATFlowEntries : No vpnUuid associated with Ext nw {}. Unable to create SNAT table entry" + " for fixed ip {}", externalNetworkId, mapping.getInternalIp());
        return;
    }
    VpnInstance vpnInstance = NatUtil.getVpnIdToVpnInstance(dataBroker, vpnUuid.getValue());
    if (vpnInstance == null || vpnInstance.getVpnId() == null) {
        LOG.error("createNATFlowEntries: VpnInstance associated with Ext nw {}. Unable to create SNAT table entry" + " for fixed ip {}", externalNetworkId, 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, confTx, true);
    }
    // Create the DNAT and SNAT table entries
    Uint32 vpnId = vpnInstance.getVpnId();
    String vrfId = vpnInstance.getVrfId();
    createDNATTblEntry(dpnId, mapping, routerId, associatedVpnId, confTx);
    createSNATTblEntry(dpnId, mapping, vpnId, routerId, associatedVpnId, externalNetworkId, confTx);
    floatingIPHandler.onAddFloatingIp(dpnId, routerName, routerId, externalNetworkId, interfaceName, mapping, vrfId, confTx);
}

Example 22 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 removeNATFlowEntries.

void removeNATFlowEntries(String interfaceName, final InternalToExternalPortMap mapping, InstanceIdentifier<RouterPorts> portIid, final String routerName, @Nullable Uint64 dpnId, TypedReadWriteTransaction<Configuration> removeFlowInvTx) throws ExecutionException, InterruptedException {
    Uuid extNwId = getExtNetworkId(portIid, LogicalDatastoreType.OPERATIONAL);
    if (extNwId == null) {
        LOG.error("removeNATFlowEntries : External network associated with interface {} could not be retrieved", interfaceName);
        return;
    }
    // For FLAT/VLAN Networks, get the DPN with provider_mappings for external network.
    if (dpnId == null) {
        dpnId = getAssociatedDpnWithExternalInterface(routerName, extNwId, NatUtil.getDpnForInterface(interfaceManager, interfaceName), interfaceName);
        if (dpnId == null || dpnId.equals(Uint64.ZERO)) {
            LOG.warn("removeNATFlowEntries: Abort processing Floating ip configuration. No DPN for port: {}", interfaceName);
            return;
        }
    }
    Uint32 routerId = NatUtil.getVpnId(dataBroker, routerName);
    if (routerId == NatConstants.INVALID_ID) {
        LOG.error("removeNATFlowEntries : Could not retrieve router id for {} to remove NAT Flow entries", routerName);
        return;
    }
    String internalIp = mapping.getInternalIp();
    String externalIp = mapping.getExternalIp();
    // Delete the DNAT and SNAT table entries
    removeDNATTblEntry(dpnId, internalIp, externalIp, routerId, removeFlowInvTx);
    Uuid vpnUuid = getVpnUuid(extNwId, mapping.getExternalId());
    if (vpnUuid == null) {
        LOG.error("removeNATFlowEntries : No VPN associated with Ext nw {}. Unable to remove SNAT table entry " + "for fixed ip {}", extNwId, mapping.getInternalIp());
        return;
    }
    VpnInstance vpnInstance = NatUtil.getVpnIdToVpnInstance(dataBroker, vpnUuid.getValue());
    if (vpnInstance == null || vpnInstance.getVpnId() == null) {
        LOG.error("removeNATFlowEntries: No VPN associated with Ext nw {}. Unable to create SNAT table entry " + "for fixed ip {}", extNwId, mapping.getInternalIp());
        return;
    }
    Uint32 vpnId = vpnInstance.getVpnId();
    String vrfId = vpnInstance.getVrfId();
    removeSNATTblEntry(dpnId, internalIp, externalIp, routerId, vpnId, removeFlowInvTx);
    // Remove 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, removeFlowInvTx, false);
    }
    ProviderTypes provType = NatEvpnUtil.getExtNwProvTypeFromRouterName(dataBroker, routerName, extNwId);
    if (provType == null) {
        LOG.error("removeNATFlowEntries : External Network Provider Type missing");
        return;
    }
    if (provType == ProviderTypes.VXLAN) {
        floatingIPHandler.onRemoveFloatingIp(dpnId, routerName, routerId, extNwId, mapping, NatConstants.DEFAULT_L3VNI_VALUE, vrfId, removeFlowInvTx);
        removeOperationalDS(routerName, interfaceName, internalIp);
        return;
    }
    Uint32 label = getOperationalIpMapping(routerName, interfaceName, internalIp);
    if (label.longValue() < 0) {
        LOG.error("removeNATFlowEntries : Could not retrieve label for prefix {} in router {}", internalIp, routerId);
        return;
    }
    floatingIPHandler.onRemoveFloatingIp(dpnId, routerName, routerId, extNwId, mapping, label, vrfId, removeFlowInvTx);
    removeOperationalDS(routerName, interfaceName, internalIp);
}

Example 23 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 VpnFloatingIpHandler method onAddFloatingIp.

@Override
public void onAddFloatingIp(final Uint64 dpnId, final String routerUuid, final Uint32 routerId, final Uuid networkId, final String interfaceName, final InternalToExternalPortMap mapping, final String rd, TypedReadWriteTransaction<Configuration> confTx) {
    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;
    }
    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.
        */
    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, confTx);
        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();
    ListenableFuture<RpcResult<GenerateVpnLabelOutput>> labelFuture = vpnService.generateVpnLabel(labelInput);
    ListenableFuture<RpcResult<CreateFibEntryOutput>> future = Futures.transformAsync(labelFuture, result -> {
        if (result.isSuccessful()) {
            GenerateVpnLabelOutput output = result.getResult();
            Uint32 label = output.getLabel();
            LOG.debug("onAddFloatingIp : Generated label {} for prefix {}", label, externalIp);
            FloatingIPListener.updateOperationalDS(dataBroker, routerUuid, interfaceName, label, internalIp, externalIp);
            /*
                 * For external network of type VXLAN all packets going from VMs within the DC, towards the
                 * external gateway device via the External VXLAN Tunnel,we are setting the VXLAN Tunnel ID to
                 * the L3VNI value of VPNInstance to which the VM belongs to.
                 */
            Uint32 l3vni = Uint32.ZERO;
            if (NatUtil.isOpenStackVniSemanticsEnforcedForGreAndVxlan(elanService, provType)) {
                l3vni = natOverVxlanUtil.getInternetVpnVni(vpnName, l3vni);
            }
            String fibExternalIp = NatUtil.validateAndAddNetworkMask(externalIp);
            // Inform BGP
            NatUtil.addPrefixToBGP(dataBroker, bgpManager, fibManager, vpnName, rd, 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));
            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));
            LoggingFutures.addErrorLogging(txRunner.callWithNewReadWriteTransactionAndSubmit(CONFIGURATION, innerConfTx -> {
                makeTunnelTableEntry(vpnName, dpnId, label, instructions, innerConfTx, provType);
                makeLFibTableEntry(dpnId, label, floatingIpPortMacAddress, NwConstants.PDNAT_TABLE, innerConfTx);
            }), LOG, "Error adding tunnel or FIB table entries");
            CreateFibEntryInput input = new CreateFibEntryInputBuilder().setVpnName(vpnName).setSourceDpid(dpnId).setInstruction(customInstructions).setIpAddress(fibExternalIp).setServiceId(label).setIpAddressSource(CreateFibEntryInput.IpAddressSource.FloatingIP).setInstruction(customInstructions).build();
            // Future<RpcResult<java.lang.Void>> createFibEntry(CreateFibEntryInput input);
            ListenableFuture<RpcResult<CreateFibEntryOutput>> 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(CONFIGURATION, tx -> {
                vpnManager.addSubnetMacIntoVpnInstance(networkVpnName, subnetVpnName, floatingIpPortMacAddress, dpnId, tx);
                vpnManager.addArpResponderFlowsToExternalNetworkIps(routerUuid, Collections.singleton(externalIp), floatingIpPortMacAddress, dpnId, networkId);
            });
            return 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<CreateFibEntryOutput>>() {

        @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<CreateFibEntryOutput> 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 24 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 EvpnUtils method advertisePrefix.

@SuppressWarnings("checkstyle:IllegalCatch")
public void advertisePrefix(ElanInstance elanInfo, String rd, String macAddress, String prefix, String interfaceName, Uint64 dpnId) {
    if (rd == null) {
        LOG.debug("advertisePrefix : rd is NULL for elanInfo {}, macAddress {}", elanInfo, macAddress);
        return;
    }
    String nextHop = getEndpointIpAddressForDPN(dpnId);
    if (nextHop == null) {
        LOG.debug("Failed to get the dpn tep ip for dpn {}", dpnId);
        return;
    }
    Uint32 vpnLabel = Uint32.ZERO;
    Uint32 l2vni = ElanUtils.getVxlanSegmentationId(elanInfo);
    Uint32 l3vni = Uint32.ZERO;
    String gatewayMacAddr = null;
    String l3VpName = getL3vpnNameFromElan(elanInfo);
    if (l3VpName != null) {
        VpnInstance l3VpnInstance = vpnManager.getVpnInstance(broker, l3VpName);
        l3vni = l3VpnInstance.getL3vni();
        Optional<String> gatewayMac = getGatewayMacAddressForInterface(l3VpName, interfaceName, prefix);
        gatewayMacAddr = gatewayMac.isPresent() ? gatewayMac.get() : null;
    }
    LOG.info("Advertising routes with rd {},  macAddress {}, prefix {}, nextHop {}," + " vpnLabel {}, l3vni {}, l2vni {}, gatewayMac {}", rd, macAddress, prefix, nextHop, vpnLabel, l3vni, l2vni, gatewayMacAddr);
    try {
        bgpManager.advertisePrefix(rd, macAddress, prefix, nextHop, VrfEntryBase.EncapType.Vxlan, vpnLabel, l3vni, l2vni, gatewayMacAddr);
    } catch (Exception e) {
        LOG.error("Failed to advertisePrefix", e);
    }
}

Example 25 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 NeutronvpnUtils method updateVpnInstanceWithBgpVpnType.

public void updateVpnInstanceWithBgpVpnType(VpnInstance.BgpvpnType bgpvpnType, @NonNull Uuid vpnName) {
    jobCoordinator.enqueueJob("VPN-" + vpnName.getValue(), () -> {
        VpnInstance vpnInstance = getVpnInstance(vpnName);
        if (vpnInstance == null) {
            LOG.error("updateVpnInstanceWithBgpVpnType: Failed to Update VpnInstance {} with BGP-VPN type {}." + "VpnInstance is does not exist in the CONFIG. Do nothing.", vpnName.getValue(), bgpvpnType);
            return Collections.emptyList();
        }
        if (vpnInstance.isL2vpn()) {
            LOG.error("updateVpnInstanceWithBgpVpnType: Failed to Update VpnInstance {} with BGP-VPN type {}." + "VpnInstance is L2 instance. Do nothing.", vpnName.getValue(), bgpvpnType);
            return Collections.emptyList();
        }
        VpnInstanceBuilder builder = new VpnInstanceBuilder(vpnInstance);
        builder.setBgpvpnType(bgpvpnType);
        InstanceIdentifier<VpnInstance> vpnIdentifier = InstanceIdentifier.builder(VpnInstances.class).child(VpnInstance.class, new VpnInstanceKey(vpnName.getValue())).build();
        LOG.info("updateVpnInstanceWithBgpVpnType: Successfully updated the VpnInstance {} with BGP-VPN type {}", vpnName.getValue(), bgpvpnType);
        return Collections.singletonList(txRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION, tx -> tx.merge(vpnIdentifier, builder.build())));
    });
}