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

Example 26 with Adjacencies

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

the class NeutronvpnManager method createPortIpAdjacencies.

protected Adjacencies createPortIpAdjacencies(Port port, Boolean isRouterInterface, TypedWriteTransaction<Configuration> wrtConfigTxn, @Nullable VpnInterface vpnIface) {
    List<Adjacency> adjList = new ArrayList<>();
    if (vpnIface != null) {
        adjList = new ArrayList<>(vpnIface.augmentation(Adjacencies.class).getAdjacency().values());
    }
    String infName = port.getUuid().getValue();
    LOG.trace("neutronVpnManager: create config adjacencies for Port: {}", infName);
    for (FixedIps ip : port.nonnullFixedIps().values()) {
        String ipValue = ip.getIpAddress().stringValue();
        String ipPrefix = ip.getIpAddress().getIpv4Address() != null ? ipValue + "/32" : ipValue + "/128";
        Subnetmap snTemp = neutronvpnUtils.getSubnetmap(ip.getSubnetId());
        if (snTemp != null && !FibHelper.doesPrefixBelongToSubnet(ipPrefix, snTemp.getSubnetIp(), false)) {
            continue;
        }
        Uuid vpnId = snTemp != null ? snTemp.getVpnId() : null;
        if (vpnId != null) {
            neutronvpnUtils.createVpnPortFixedIpToPort(vpnId.getValue(), ipValue, infName, port.getMacAddress().getValue(), isRouterInterface, wrtConfigTxn);
            // Create Neutron port adjacency if VPN presence is existing for subnet
            Adjacency vmAdj = new AdjacencyBuilder().withKey(new AdjacencyKey(ipPrefix)).setIpAddress(ipPrefix).setMacAddress(port.getMacAddress().getValue()).setAdjacencyType(AdjacencyType.PrimaryAdjacency).setSubnetId(ip.getSubnetId()).build();
            if (!adjList.contains(vmAdj)) {
                adjList.add(vmAdj);
            }
        }
        Uuid routerId = snTemp != null ? snTemp.getRouterId() : null;
        if (snTemp != null && snTemp.getInternetVpnId() != null) {
            neutronvpnUtils.createVpnPortFixedIpToPort(snTemp.getInternetVpnId().getValue(), ipValue, infName, port.getMacAddress().getValue(), isRouterInterface, wrtConfigTxn);
        }
        if (routerId != null) {
            Router rtr = neutronvpnUtils.getNeutronRouter(routerId);
            if (rtr != null && rtr.getRoutes() != null) {
                List<Routes> routeList = new ArrayList<>(rtr.getRoutes().values());
                // create extraroute Adjacence for each ipValue,
                // because router can have IPv4 and IPv6 subnet ports, or can have
                // more that one IPv4 subnet port or more than one IPv6 subnet port
                List<Adjacency> erAdjList = getAdjacencyforExtraRoute(routeList, ipValue);
                if (!erAdjList.isEmpty()) {
                    adjList.addAll(erAdjList);
                }
            }
        }
    }
    return new AdjacenciesBuilder().setAdjacency(getAdjacencyMap(adjList)).build();
}

Example 27 with Adjacencies

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

the class VpnInterfaceManager method processVpnInterfaceAdjacencies.

@SuppressWarnings("checkstyle:IllegalCatch")
protected void processVpnInterfaceAdjacencies(BigInteger dpnId, final int lportTag, String vpnName, String primaryRd, String interfaceName, final long vpnId, WriteTransaction writeConfigTxn, WriteTransaction writeOperTxn, final WriteTransaction writeInvTxn, Interface interfaceState) {
    InstanceIdentifier<VpnInterface> identifier = VpnUtil.getVpnInterfaceIdentifier(interfaceName);
    // Read NextHops
    InstanceIdentifier<Adjacencies> path = identifier.augmentation(Adjacencies.class);
    Optional<Adjacencies> adjacencies = VpnUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, path);
    if (!adjacencies.isPresent()) {
        addVpnInterfaceToOperational(vpnName, interfaceName, dpnId, null, /*adjacencies*/
        lportTag, null, /*gwMac*/
        writeOperTxn);
        return;
    }
    // Get the rd of the vpn instance
    String nextHopIp = null;
    try {
        nextHopIp = InterfaceUtils.getEndpointIpAddressForDPN(dataBroker, dpnId);
    } catch (Exception e) {
        LOG.error("processVpnInterfaceAdjacencies: Unable to retrieve endpoint ip address for " + "dpnId {} for vpnInterface {} vpnName {}", dpnId, interfaceName, vpnName);
    }
    List<String> nhList = new ArrayList<>();
    if (nextHopIp != null) {
        nhList.add(nextHopIp);
        LOG.debug("processVpnInterfaceAdjacencies: NextHop for interface {} on dpn {} in vpn {} is {}", interfaceName, dpnId, vpnName, nhList);
    }
    Optional<String> gwMac = Optional.absent();
    String vpnInterfaceSubnetGwMacAddress = null;
    VpnInstanceOpDataEntry vpnInstanceOpData = VpnUtil.getVpnInstanceOpData(dataBroker, primaryRd);
    Long l3vni = vpnInstanceOpData.getL3vni();
    boolean isL3VpnOverVxLan = VpnUtil.isL3VpnOverVxLan(l3vni);
    VrfEntry.EncapType encapType = isL3VpnOverVxLan ? VrfEntry.EncapType.Vxlan : VrfEntry.EncapType.Mplsgre;
    VpnPopulator registeredPopulator = L3vpnRegistry.getRegisteredPopulator(encapType);
    List<Adjacency> nextHops = adjacencies.get().getAdjacency();
    List<Adjacency> value = new ArrayList<>();
    for (Adjacency nextHop : nextHops) {
        String rd = primaryRd;
        String nexthopIpValue = nextHop.getIpAddress().split("/")[0];
        if (vpnInstanceOpData.getBgpvpnType() == VpnInstanceOpDataEntry.BgpvpnType.BGPVPNInternet && NWUtil.isIpv4Address(nexthopIpValue)) {
            String prefix = nextHop.getIpAddress() == null ? "null" : VpnUtil.getIpPrefix(nextHop.getIpAddress());
            LOG.debug("processVpnInterfaceAdjacencies: UnsupportedOperation : Not Adding prefix {} to interface {}" + " as InternetVpn has an IPV4 address {}", prefix, interfaceName, vpnName);
            continue;
        }
        if (nextHop.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
            String prefix = VpnUtil.getIpPrefix(nextHop.getIpAddress());
            Prefixes.PrefixCue prefixCue = nextHop.isPhysNetworkFunc() ? Prefixes.PrefixCue.PhysNetFunc : Prefixes.PrefixCue.None;
            LOG.debug("processVpnInterfaceAdjacencies: Adding prefix {} to interface {} with nextHops {} on dpn {}" + " for vpn {}", prefix, interfaceName, nhList, dpnId, vpnName);
            writeOperTxn.merge(LogicalDatastoreType.OPERATIONAL, VpnUtil.getPrefixToInterfaceIdentifier(VpnUtil.getVpnId(dataBroker, vpnName), prefix), VpnUtil.getPrefixToInterface(dpnId, interfaceName, prefix, nextHop.getSubnetId(), prefixCue), true);
            final Uuid subnetId = nextHop.getSubnetId();
            String gatewayIp = nextHop.getSubnetGatewayIp();
            if (gatewayIp == null) {
                Optional<String> gatewayIpOptional = VpnUtil.getVpnSubnetGatewayIp(dataBroker, subnetId);
                if (gatewayIpOptional.isPresent()) {
                    gatewayIp = gatewayIpOptional.get();
                }
            }
            if (gatewayIp != null) {
                gwMac = getMacAddressForSubnetIp(vpnName, interfaceName, gatewayIp);
                if (gwMac.isPresent()) {
                    // A valid mac-address is available for this subnet-gateway-ip
                    // Use this for programming ARP_RESPONDER table here.  And save this
                    // info into vpnInterface operational, so it can used in VrfEntryProcessor
                    // to populate L3_GW_MAC_TABLE there.
                    arpResponderHandler.addArpResponderFlow(dpnId, lportTag, interfaceName, gatewayIp, gwMac.get());
                    vpnInterfaceSubnetGwMacAddress = gwMac.get();
                } else {
                    // A valid mac-address is not available for this subnet-gateway-ip
                    // Use the connected-mac-address to configure ARP_RESPONDER Table.
                    // Save this connected-mac-address as gateway-mac-address for the
                    // VrfEntryProcessor to use this later to populate the L3_GW_MAC_TABLE.
                    gwMac = InterfaceUtils.getMacAddressFromInterfaceState(interfaceState);
                    if (gwMac.isPresent()) {
                        VpnUtil.setupGwMacIfExternalVpn(dataBroker, mdsalManager, dpnId, interfaceName, vpnId, writeInvTxn, NwConstants.ADD_FLOW, gwMac.get());
                        arpResponderHandler.addArpResponderFlow(dpnId, lportTag, interfaceName, gatewayIp, gwMac.get());
                    } else {
                        LOG.error("processVpnInterfaceAdjacencies: Gateway MAC for subnet ID {} could not be " + "obtained, cannot create ARP responder flow for interface name {}, vpnName {}, " + "gwIp {}", subnetId, interfaceName, vpnName, gatewayIp);
                    }
                }
            } else {
                LOG.warn("processVpnInterfaceAdjacencies: Gateway IP for subnet ID {} could not be obtained, " + "cannot create ARP responder flow for interface name {}, vpnName {}", subnetId, interfaceName, vpnName);
                gwMac = InterfaceUtils.getMacAddressFromInterfaceState(interfaceState);
            }
            LOG.info("processVpnInterfaceAdjacencies: Added prefix {} to interface {} with nextHops {} on dpn {}" + " for vpn {}", prefix, interfaceName, nhList, dpnId, vpnName);
        } else {
            // Extra route adjacency
            String prefix = VpnUtil.getIpPrefix(nextHop.getIpAddress());
            String vpnPrefixKey = VpnUtil.getVpnNamePrefixKey(vpnName, prefix);
            synchronized (vpnPrefixKey.intern()) {
                java.util.Optional<String> rdToAllocate = VpnUtil.allocateRdForExtraRouteAndUpdateUsedRdsMap(dataBroker, vpnId, null, prefix, vpnName, nextHop.getNextHopIpList().get(0), dpnId);
                if (rdToAllocate.isPresent()) {
                    rd = rdToAllocate.get();
                    LOG.info("processVpnInterfaceAdjacencies: The rd {} is allocated for the extraroute {}", rd, prefix);
                } else {
                    LOG.error("processVpnInterfaceAdjacencies: No rds to allocate extraroute {}", prefix);
                    continue;
                }
            }
            LOG.info("processVpnInterfaceAdjacencies: Added prefix {} and nextHopList {} as extra-route for vpn{}" + " interface {} on dpn {}", nextHop.getIpAddress(), nextHop.getNextHopIpList(), vpnName, interfaceName, dpnId);
        }
        // Please note that primary adjacency will use a subnet-gateway-mac-address that
        // can be different from the gateway-mac-address within the VRFEntry as the
        // gateway-mac-address is a superset.
        RouteOrigin origin = nextHop.getAdjacencyType() == AdjacencyType.PrimaryAdjacency ? RouteOrigin.LOCAL : RouteOrigin.STATIC;
        L3vpnInput input = new L3vpnInput().setNextHop(nextHop).setRd(rd).setVpnName(vpnName).setInterfaceName(interfaceName).setNextHopIp(nextHopIp).setPrimaryRd(primaryRd).setSubnetGatewayMacAddress(vpnInterfaceSubnetGwMacAddress).setRouteOrigin(origin);
        Adjacency operationalAdjacency = null;
        try {
            operationalAdjacency = registeredPopulator.createOperationalAdjacency(input);
        } catch (NullPointerException e) {
            LOG.error("processVpnInterfaceAdjacencies: failed to create operational adjacency: input: {}, {}", input, e.getMessage());
            return;
        }
        if (nextHop.getAdjacencyType() != AdjacencyType.PrimaryAdjacency) {
            vpnManager.addExtraRoute(vpnName, nextHop.getIpAddress(), nextHop.getNextHopIpList().get(0), rd, vpnName, l3vni, origin, interfaceName, operationalAdjacency, encapType, writeConfigTxn);
        }
        value.add(operationalAdjacency);
    }
    AdjacenciesOp aug = VpnUtil.getVpnInterfaceOpDataEntryAugmentation(value);
    addVpnInterfaceToOperational(vpnName, interfaceName, dpnId, aug, lportTag, gwMac.isPresent() ? gwMac.get() : null, writeOperTxn);
    L3vpnInput input = new L3vpnInput().setNextHopIp(nextHopIp).setL3vni(l3vni).setPrimaryRd(primaryRd).setGatewayMac(gwMac.orNull()).setInterfaceName(interfaceName).setVpnName(vpnName).setDpnId(dpnId).setEncapType(encapType);
    for (Adjacency nextHop : aug.getAdjacency()) {
        // Adjacencies other than primary Adjacencies are handled in the addExtraRoute call above.
        if (nextHop.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
            RouteOrigin origin = nextHop.getAdjacencyType() == AdjacencyType.PrimaryAdjacency ? RouteOrigin.LOCAL : RouteOrigin.STATIC;
            input.setNextHop(nextHop).setRd(nextHop.getVrfId()).setRouteOrigin(origin);
            registeredPopulator.populateFib(input, writeConfigTxn);
        }
    }
}

Example 28 with Adjacencies

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

the class VpnInterfaceManager method handleVpnSwapForVpnInterface.

private boolean handleVpnSwapForVpnInterface(InstanceIdentifier<VpnInterface> identifier, VpnInterface original, VpnInterface update) {
    boolean isSwap = Boolean.FALSE;
    final VpnInterfaceKey key = identifier.firstKeyOf(VpnInterface.class, VpnInterfaceKey.class);
    final String interfaceName = key.getName();
    List<String> oldVpnList = original.getVpnInstanceNames().stream().map(VpnInstanceNames::getVpnName).collect(Collectors.toList());
    List<String> oldVpnListCopy = new ArrayList<>();
    oldVpnListCopy.addAll(oldVpnList);
    List<String> newVpnList = update.getVpnInstanceNames().stream().map(VpnInstanceNames::getVpnName).collect(Collectors.toList());
    oldVpnList.removeAll(newVpnList);
    newVpnList.removeAll(oldVpnListCopy);
    if (!oldVpnList.isEmpty() || !newVpnList.isEmpty()) {
        for (String oldVpnName : oldVpnList) {
            isSwap = Boolean.TRUE;
            LOG.info("handleVpnSwapForVpnInterface: VPN Interface update event - intfName {} remove vpnName {}" + " running config-driven swap removal", interfaceName, oldVpnName);
            removeVpnInterfaceCall(identifier, original, oldVpnName, interfaceName);
            LOG.info("handleVpnSwapForVpnInterface: Processed Remove for update on VPNInterface {} upon VPN swap" + "from old vpn {} to newVpn(s) {}", interfaceName, oldVpnName, newVpnList);
        }
        // Wait for previous interface bindings to be removed
        try {
            Thread.sleep(2000);
        } catch (InterruptedException e) {
        // Ignore
        }
        for (String newVpnName : newVpnList) {
            String primaryRd = VpnUtil.getPrimaryRd(dataBroker, newVpnName);
            isSwap = Boolean.TRUE;
            if (!VpnUtil.isVpnPendingDelete(dataBroker, primaryRd)) {
                LOG.info("handleVpnSwapForVpnInterface: VPN Interface update event - intfName {} onto vpnName {}" + "running config-driven swap addition", interfaceName, newVpnName);
                final Adjacencies origAdjs = original.getAugmentation(Adjacencies.class);
                final List<Adjacency> oldAdjs = (origAdjs != null && origAdjs.getAdjacency() != null) ? origAdjs.getAdjacency() : new ArrayList<>();
                final Adjacencies updateAdjs = update.getAugmentation(Adjacencies.class);
                final List<Adjacency> newAdjs = (updateAdjs != null && updateAdjs.getAdjacency() != null) ? updateAdjs.getAdjacency() : new ArrayList<>();
                addVpnInterfaceCall(identifier, update, oldAdjs, newAdjs, newVpnName);
                LOG.info("handleVpnSwapForVpnInterface: Processed Add for update on VPNInterface {}" + "from oldVpn(s) {} to newVpn {} upon VPN swap", interfaceName, oldVpnListCopy, newVpnName);
            }
        }
    }
    return isSwap;
}

Example 29 with Adjacencies

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

the class VpnInterfaceManager method advertiseAdjacenciesForVpnToBgp.

// TODO Clean up the exception handling
@SuppressWarnings("checkstyle:IllegalCatch")
private void advertiseAdjacenciesForVpnToBgp(final String rd, BigInteger dpnId, final InstanceIdentifier<VpnInterfaceOpDataEntry> identifier, String vpnName, String interfaceName) {
    if (rd == null) {
        LOG.error("advertiseAdjacenciesForVpnFromBgp: Unable to recover rd for interface {} on dpn {} in vpn {}", interfaceName, dpnId, vpnName);
        return;
    } else {
        if (rd.equals(vpnName)) {
            LOG.info("advertiseAdjacenciesForVpnFromBgp: Ignoring BGP advertisement for interface {} on dpn {}" + " as it is in internal vpn{} with rd {}", interfaceName, dpnId, vpnName, rd);
            return;
        }
    }
    LOG.info("advertiseAdjacenciesForVpnToBgp: Advertising interface {} on dpn {} in vpn {} with rd {} ", interfaceName, dpnId, vpnName, rd);
    String nextHopIp = InterfaceUtils.getEndpointIpAddressForDPN(dataBroker, dpnId);
    if (nextHopIp == null) {
        LOG.error("advertiseAdjacenciesForVpnToBgp: NextHop for interface {} on dpn {} is null," + " returning from advertising route with rd {} vpn {} to bgp", interfaceName, dpnId, rd, vpnName);
        return;
    }
    // Read NextHops
    InstanceIdentifier<AdjacenciesOp> path = identifier.augmentation(AdjacenciesOp.class);
    Optional<AdjacenciesOp> adjacencies = VpnUtil.read(dataBroker, LogicalDatastoreType.OPERATIONAL, path);
    if (adjacencies.isPresent()) {
        List<Adjacency> nextHops = adjacencies.get().getAdjacency();
        if (!nextHops.isEmpty()) {
            LOG.debug("advertiseAdjacenciesForVpnToBgp:  NextHops are {} for interface {} on dpn {} for vpn {}" + " rd {}", nextHops, interfaceName, dpnId, vpnName, rd);
            VpnInstanceOpDataEntry vpnInstanceOpData = VpnUtil.getVpnInstanceOpData(dataBroker, rd);
            long l3vni = vpnInstanceOpData.getL3vni();
            VrfEntry.EncapType encapType = VpnUtil.isL3VpnOverVxLan(l3vni) ? VrfEntry.EncapType.Vxlan : VrfEntry.EncapType.Mplsgre;
            for (Adjacency nextHop : nextHops) {
                if (nextHop.getAdjacencyType() == AdjacencyType.ExtraRoute) {
                    continue;
                }
                String gatewayMac = null;
                long label = 0;
                if (VpnUtil.isL3VpnOverVxLan(l3vni)) {
                    final VpnPortipToPort gwPort = VpnUtil.getNeutronPortFromVpnPortFixedIp(dataBroker, vpnInstanceOpData.getVpnInstanceName(), nextHop.getIpAddress());
                    gatewayMac = arpResponderHandler.getGatewayMacAddressForInterface(gwPort, interfaceName).get();
                } else {
                    label = nextHop.getLabel();
                }
                try {
                    LOG.info("VPN ADVERTISE: advertiseAdjacenciesForVpnToBgp: Adding Fib Entry rd {} prefix {}" + " nexthop {} label {}", rd, nextHop.getIpAddress(), nextHopIp, label);
                    bgpManager.advertisePrefix(rd, nextHop.getMacAddress(), nextHop.getIpAddress(), nextHopIp, encapType, (int) label, l3vni, 0, /*l2vni*/
                    gatewayMac);
                    LOG.info("VPN ADVERTISE: advertiseAdjacenciesForVpnToBgp: Added Fib Entry rd {} prefix {}" + " nexthop {} label {} for interface {} on dpn {} for vpn {}", rd, nextHop.getIpAddress(), nextHopIp, label, interfaceName, dpnId, vpnName);
                } catch (Exception e) {
                    LOG.error("advertiseAdjacenciesForVpnToBgp: Failed to advertise prefix {} in vpn {} with rd {}" + " for interface {} on dpn {}", nextHop.getIpAddress(), vpnName, rd, interfaceName, dpnId, e);
                }
            }
        }
    }
}

Example 30 with Adjacencies

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

the class VpnInterfaceManager method deleteFibEntryForRouterInterface.

protected void deleteFibEntryForRouterInterface(VpnInterface vpnInterface, WriteTransaction writeConfigTxn, String vpnName) {
    Adjacencies adjs = vpnInterface.getAugmentation(Adjacencies.class);
    String rd = VpnUtil.getVpnRd(dataBroker, vpnName);
    if (adjs != null) {
        List<Adjacency> adjsList = adjs.getAdjacency();
        for (Adjacency adj : adjsList) {
            if (adj.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
                String primaryInterfaceIp = adj.getIpAddress();
                String prefix = VpnUtil.getIpPrefix(primaryInterfaceIp);
                fibManager.removeFibEntry(rd, prefix, writeConfigTxn);
                LOG.info("deleteFibEntryForRouterInterface: FIB for router interface {} deleted for vpn {} rd {}" + " prefix {}", vpnInterface.getName(), vpnName, rd, prefix);
                return;
            }
        }
    } else {
        LOG.error("deleteFibEntryForRouterInterface: Adjacencies for vpninterface {} is null, rd: {}", vpnInterface.getName(), rd);
    }
}