Examples with Vpn org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.to.extraroutes.Vpn used on opensource projects

Example 26 with Vpn

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.to.extraroutes.Vpn in project netvirt by opendaylight.

the class ArpNotificationHandler method addMipAdjacency.

private void addMipAdjacency(String vpnName, String vpnInterface, IpAddress srcPrefix, String mipMacAddress, IpAddress dstPrefix) {
    LOG.trace("Adding {} adjacency to VPN Interface {} ", srcPrefix, vpnInterface);
    InstanceIdentifier<VpnInterface> vpnIfId = VpnUtil.getVpnInterfaceIdentifier(vpnInterface);
    InstanceIdentifier<Adjacencies> path = vpnIfId.augmentation(Adjacencies.class);
    synchronized (vpnInterface.intern()) {
        Optional<Adjacencies> adjacencies = VpnUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, path);
        String nextHopIpAddr = null;
        String nextHopMacAddress = null;
        String ip = srcPrefix.getIpv4Address().getValue();
        if (interfaceManager.isExternalInterface(vpnInterface)) {
            String subnetId = getSubnetId(vpnName, dstPrefix.getIpv4Address().getValue());
            if (subnetId == null) {
                LOG.trace("Can't find corresponding subnet for src IP {}, src MAC {}, dst IP {},  in VPN {}", srcPrefix, mipMacAddress, dstPrefix, vpnName);
                return;
            }
            ip = VpnUtil.getIpPrefix(ip);
            AdjacencyBuilder newAdjBuilder = new AdjacencyBuilder().setIpAddress(ip).setKey(new AdjacencyKey(ip)).setAdjacencyType(AdjacencyType.PrimaryAdjacency).setMacAddress(mipMacAddress).setSubnetId(new Uuid(subnetId)).setPhysNetworkFunc(true);
            List<Adjacency> adjacencyList = adjacencies.isPresent() ? adjacencies.get().getAdjacency() : new ArrayList<>();
            adjacencyList.add(newAdjBuilder.build());
            Adjacencies aug = VpnUtil.getVpnInterfaceAugmentation(adjacencyList);
            Optional<VpnInterface> optionalVpnInterface = VpnUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, vpnIfId);
            VpnInterface newVpnIntf;
            if (optionalVpnInterface.isPresent()) {
                newVpnIntf = new VpnInterfaceBuilder(optionalVpnInterface.get()).addAugmentation(Adjacencies.class, aug).build();
                VpnUtil.syncWrite(dataBroker, LogicalDatastoreType.CONFIGURATION, vpnIfId, newVpnIntf);
            }
            LOG.debug(" Successfully stored subnetroute Adjacency into VpnInterface {}", vpnInterface);
            return;
        }
        if (adjacencies.isPresent()) {
            List<Adjacency> adjacencyList = adjacencies.get().getAdjacency();
            ip = VpnUtil.getIpPrefix(ip);
            for (Adjacency adjacs : adjacencyList) {
                if (adjacs.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
                    if (adjacs.getIpAddress().equals(ip)) {
                        LOG.error("The MIP {} is already present as a primary adjacency for interface {} vpn {}." + "Skipping adjacency addition.", ip, vpnInterface, vpnName);
                        return;
                    }
                    nextHopIpAddr = adjacs.getIpAddress();
                    nextHopMacAddress = adjacs.getMacAddress();
                    break;
                }
            }
            if (nextHopIpAddr != null) {
                String rd = VpnUtil.getVpnRd(dataBroker, vpnName);
                long label = VpnUtil.getUniqueId(idManager, VpnConstants.VPN_IDPOOL_NAME, VpnUtil.getNextHopLabelKey(rd != null ? rd : vpnName, ip));
                if (label == 0) {
                    LOG.error("Unable to fetch label from Id Manager. Bailing out of adding MIP adjacency {} " + "to vpn interface {} for vpn {}", ip, vpnInterface, vpnName);
                    return;
                }
                String nextHopIp = nextHopIpAddr.split("/")[0];
                AdjacencyBuilder newAdjBuilder = new AdjacencyBuilder().setIpAddress(ip).setKey(new AdjacencyKey(ip)).setNextHopIpList(Collections.singletonList(nextHopIp)).setAdjacencyType(AdjacencyType.LearntIp);
                if (mipMacAddress != null && !mipMacAddress.equalsIgnoreCase(nextHopMacAddress)) {
                    newAdjBuilder.setMacAddress(mipMacAddress);
                }
                adjacencyList.add(newAdjBuilder.build());
                Adjacencies aug = VpnUtil.getVpnInterfaceAugmentation(adjacencyList);
                Optional<VpnInterface> optionalVpnInterface = VpnUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, vpnIfId);
                VpnInterface newVpnIntf;
                if (optionalVpnInterface.isPresent()) {
                    newVpnIntf = new VpnInterfaceBuilder(optionalVpnInterface.get()).addAugmentation(Adjacencies.class, aug).build();
                    VpnUtil.syncWrite(dataBroker, LogicalDatastoreType.CONFIGURATION, vpnIfId, newVpnIntf);
                }
                LOG.debug(" Successfully stored subnetroute Adjacency into VpnInterface {}", vpnInterface);
            }
        }
    }
}

Example 27 with Vpn

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.to.extraroutes.Vpn in project netvirt by opendaylight.

the class DpnInVpnChangeListener method onRemoveDpnEvent.

@Override
public void onRemoveDpnEvent(RemoveDpnEvent notification) {
    RemoveEventData eventData = notification.getRemoveEventData();
    final String rd = eventData.getRd();
    final String vpnName = eventData.getVpnName();
    BigInteger dpnId = eventData.getDpnId();
    LOG.trace("Remove Dpn Event notification received for rd {} VpnName {} DpnId {}", rd, vpnName, dpnId);
    synchronized (vpnName.intern()) {
        InstanceIdentifier<VpnInstanceOpDataEntry> id = VpnUtil.getVpnInstanceOpDataIdentifier(rd);
        Optional<VpnInstanceOpDataEntry> vpnOpValue = VpnUtil.read(dataBroker, LogicalDatastoreType.OPERATIONAL, id);
        if (vpnOpValue.isPresent()) {
            VpnInstanceOpDataEntry vpnInstOpData = vpnOpValue.get();
            List<VpnToDpnList> vpnToDpnList = vpnInstOpData.getVpnToDpnList();
            boolean flushDpnsOnVpn = true;
            for (VpnToDpnList dpn : vpnToDpnList) {
                if (dpn.getDpnState() == VpnToDpnList.DpnState.Active) {
                    flushDpnsOnVpn = false;
                    break;
                }
            }
            if (flushDpnsOnVpn) {
                WriteTransaction writeTxn = dataBroker.newWriteOnlyTransaction();
                deleteDpn(vpnToDpnList, rd, writeTxn);
                try {
                    writeTxn.submit().get();
                } catch (InterruptedException | ExecutionException e) {
                    LOG.error("Error removing dpnToVpnList for vpn {} ", vpnName);
                    throw new RuntimeException(e.getMessage(), e);
                }
            }
        }
    }
}

Example 28 with Vpn

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.to.extraroutes.Vpn in project netvirt by opendaylight.

the class FibDSWriter method removeOrUpdateFibEntryFromDS.

public synchronized void removeOrUpdateFibEntryFromDS(String rd, String prefix, String nextHop) {
    if (rd == null || rd.isEmpty()) {
        LOG.error("Prefix {} not associated with vpn", prefix);
        return;
    }
    LOG.debug("Removing fib entry with destination prefix {} from vrf table for rd {} and nextHop {}", prefix, rd, nextHop);
    try {
        InstanceIdentifier<VrfEntry> vrfEntryId = InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd)).child(VrfEntry.class, new VrfEntryKey(prefix)).build();
        Optional<VrfEntry> existingVrfEntry = singleTxDB.syncReadOptional(LogicalDatastoreType.CONFIGURATION, vrfEntryId);
        List<RoutePaths> routePaths = existingVrfEntry.toJavaUtil().map(VrfEntry::getRoutePaths).orElse(Collections.emptyList());
        if (routePaths.size() == 1) {
            if (routePaths.get(0).getNexthopAddress().equals(nextHop)) {
                bgpUtil.delete(vrfEntryId);
            }
        } else {
            routePaths.stream().map(RoutePaths::getNexthopAddress).filter(nextHopAddress -> nextHopAddress.equals(nextHop)).findFirst().ifPresent(nh -> {
                InstanceIdentifier<RoutePaths> routePathId = FibHelper.buildRoutePathId(rd, prefix, nextHop);
                bgpUtil.delete(routePathId);
            });
        }
    } catch (ReadFailedException e) {
        LOG.error("Error while reading vrfEntry for rd {}, prefix {}", rd, prefix);
        return;
    }
}

Example 29 with Vpn

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.to.extraroutes.Vpn in project netvirt by opendaylight.

the class EvpnSnatFlowProgrammer method evpnDelFibTsAndReverseTraffic.

public void evpnDelFibTsAndReverseTraffic(final BigInteger dpnId, final long routerId, final String externalIp, final String vpnName, String extGwMacAddress, WriteTransaction removeFlowInvTx) {
    /*
      * 1) Remove the flow INTERNAL_TUNNEL_TABLE (table=36)-> INBOUND_NAPT_TABLE (table=44)
      *    (FIP VM on DPN1 is responding back to external fixed IP on DPN2) {DNAT to SNAT traffic on
      *     different Hypervisor}
      *
      * 2) Remove the flow L3_GW_MAC_TABLE (table=19)-> INBOUND_NAPT_TABLE (table=44)
      *    (FIP VM on DPN1 is responding back to external fixed IP on DPN1 itself){DNAT to SNAT traffic on
      *     Same Hypervisor}
      *
      * 3) Remove the flow PDNAT_TABLE (table=25)-> INBOUND_NAPT_TABLE (table=44)
      *    (If there is no FIP Match on table 25 (PDNAT_TABLE) then default flow to INBOUND_NAPT_TABLE (table=44))
      *
      * 4) Remove the flow L3_FIB_TABLE (table=21)-> INBOUND_NAPT_TABLE (table=44)
      *    (FIP VM on DPN1 is responding back to external fixed Ip on DPN1 itself. ie. same Hypervisor)
      *    {DNAT to SNAT Intra DC traffic}
      */
    String rd = NatUtil.getVpnRd(dataBroker, vpnName);
    if (rd == null) {
        LOG.error("evpnDelFibTsAndReverseTraffic : Could not retrieve RD value from VPN Name {}", vpnName);
        return;
    }
    long vpnId = NatUtil.getVpnId(dataBroker, vpnName);
    if (vpnId == NatConstants.INVALID_ID) {
        LOG.error("evpnDelFibTsAndReverseTraffic : Invalid Vpn Id is found for Vpn Name {}", vpnName);
        return;
    }
    if (extGwMacAddress == null) {
        LOG.error("evpnDelFibTsAndReverseTraffic : Unable to Get External Gateway MAC address for " + "External Router ID {} ", routerId);
        return;
    }
    long l3Vni = NatEvpnUtil.getL3Vni(dataBroker, rd);
    if (l3Vni == NatConstants.DEFAULT_L3VNI_VALUE) {
        LOG.debug("evpnDelFibTsAndReverseTraffic : L3VNI value is not configured in Internet VPN {} and RD {} " + "Carve-out L3VNI value from OpenDaylight VXLAN VNI Pool and continue with installing " + "SNAT flows for External Fixed IP {}", vpnName, rd, externalIp);
        l3Vni = NatOverVxlanUtil.getInternetVpnVni(idManager, vpnName, routerId).longValue();
    }
    final String externalFixedIp = NatUtil.validateAndAddNetworkMask(externalIp);
    RemoveFibEntryInput input = new RemoveFibEntryInputBuilder().setVpnName(vpnName).setSourceDpid(dpnId).setIpAddress(externalFixedIp).setIpAddressSource(RemoveFibEntryInput.IpAddressSource.ExternalFixedIP).setServiceId(l3Vni).build();
    LOG.debug("evpnDelFibTsAndReverseTraffic : Removing custom FIB table {} --> table {} flow on " + "NAPT Switch {} with l3Vni {}, ExternalFixedIp {}, ExternalVpnName {} for RouterId {}", NwConstants.L3_FIB_TABLE, NwConstants.INBOUND_NAPT_TABLE, dpnId, l3Vni, externalIp, vpnName, routerId);
    Future<RpcResult<Void>> future = fibService.removeFibEntry(input);
    ListenableFuture<RpcResult<Void>> futureVxlan = JdkFutureAdapters.listenInPoolThread(future);
    final long finalL3Vni = l3Vni;
    Futures.addCallback(futureVxlan, new FutureCallback<RpcResult<Void>>() {

        @Override
        public void onFailure(@Nonnull Throwable error) {
            LOG.error("evpnDelFibTsAndReverseTraffic : Error in custom fib routes remove process for " + "External Fixed IP {} on DPN {} with l3Vni {}, ExternalVpnName {} for RouterId {}", externalIp, dpnId, finalL3Vni, vpnName, routerId, error);
        }

        @Override
        public void onSuccess(@Nonnull RpcResult<Void> result) {
            if (result.isSuccessful()) {
                LOG.info("evpnDelFibTsAndReverseTraffic : Successfully removed custom FIB routes for " + "External Fixed IP {} on DPN {} with l3Vni {}, ExternalVpnName {} for " + "RouterId {}", externalIp, dpnId, finalL3Vni, vpnName, routerId);
                // remove INTERNAL_TUNNEL_TABLE (table=36)-> INBOUND_NAPT_TABLE (table=44) flow
                removeTunnelTableEntry(dpnId, finalL3Vni, removeFlowInvTx);
                // remove L3_GW_MAC_TABLE (table=19)-> INBOUND_NAPT_TABLE (table=44) flow
                NatUtil.removePreDnatToSnatTableEntry(mdsalManager, dpnId, removeFlowInvTx);
                // remove PDNAT_TABLE (table=25)-> INBOUND_NAPT_TABLE (table=44) flow
                NatEvpnUtil.removeL3GwMacTableEntry(dpnId, vpnId, extGwMacAddress, mdsalManager, removeFlowInvTx);
            }
        }
    }, MoreExecutors.directExecutor());
}

Example 30 with Vpn

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.vpn.to.extraroutes.Vpn in project netvirt by opendaylight.

the class ExternalNetworksChangeListener method update.

@Override
protected void update(InstanceIdentifier<Networks> identifier, Networks original, Networks update) {
    // Check for VPN disassociation
    Uuid originalVpn = original.getVpnid();
    Uuid updatedVpn = update.getVpnid();
    coordinator.enqueueJob(NatConstants.NAT_DJC_PREFIX + update.getKey(), () -> {
        WriteTransaction writeFlowInvTx = dataBroker.newWriteOnlyTransaction();
        List<ListenableFuture<Void>> futures = new ArrayList<>();
        if (originalVpn == null && updatedVpn != null) {
            // external network is dis-associated from L3VPN instance
            associateExternalNetworkWithVPN(update, writeFlowInvTx);
        } else if (originalVpn != null && updatedVpn == null) {
            // external network is associated with vpn
            disassociateExternalNetworkFromVPN(update, originalVpn.getValue());
            // Remove the SNAT entries
            removeSnatEntries(original, original.getId(), writeFlowInvTx);
        }
        futures.add(NatUtil.waitForTransactionToComplete(writeFlowInvTx));
        return futures;
    }, NatConstants.NAT_DJC_MAX_RETRIES);
}