Examples with Ipv6 org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.lsp.identifiers.tlv.lsp.identifiers.address.family.ipv6._case.Ipv6 used on opensource projects

Example 86 with Ipv6

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.lsp.identifiers.tlv.lsp.identifiers.address.family.ipv6._case.Ipv6 in project bgpcep by opendaylight.

the class Stateful07LSPIdentifierIpv6TlvParser method serializeTlv.

@Override
public void serializeTlv(final Tlv tlv, final ByteBuf buffer) {
    Preconditions.checkArgument(tlv instanceof LspIdentifiers, "LspIdentifiersTlv is mandatory.");
    final LspIdentifiers lsp = (LspIdentifiers) tlv;
    final ByteBuf body = Unpooled.buffer();
    final Ipv6 ipv6 = ((Ipv6Case) lsp.getAddressFamily()).getIpv6();
    Preconditions.checkArgument(ipv6.getIpv6TunnelSenderAddress() != null, "Ipv6TunnelSenderAddress is mandatory.");
    writeIpv6Address(ipv6.getIpv6TunnelSenderAddress(), body);
    Preconditions.checkArgument(lsp.getLspId() != null, "LspId is mandatory.");
    writeShort(lsp.getLspId().getValue().shortValue(), body);
    Preconditions.checkArgument(lsp.getTunnelId() != null, "TunnelId is mandatory.");
    writeUnsignedShort(lsp.getTunnelId().getValue(), body);
    Preconditions.checkArgument(ipv6.getIpv6ExtendedTunnelId() != null, "Ipv6ExtendedTunnelId is mandatory.");
    writeIpv6Address(ipv6.getIpv6ExtendedTunnelId(), body);
    Preconditions.checkArgument(ipv6.getIpv6TunnelEndpointAddress() != null, "Ipv6TunnelEndpointAddress is mandatory.");
    writeIpv6Address(ipv6.getIpv6TunnelEndpointAddress(), body);
    TlvUtil.formatTlv(TYPE, body, buffer);
}

Example 87 with Ipv6

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.lsp.identifiers.tlv.lsp.identifiers.address.family.ipv6._case.Ipv6 in project bgpcep by opendaylight.

the class Stateful07LSPIdentifierIpv6TlvParser method parseTlv.

@Override
public LspIdentifiers parseTlv(final ByteBuf buffer) throws PCEPDeserializerException {
    if (buffer == null) {
        return null;
    }
    Preconditions.checkArgument(buffer.readableBytes() == V6_LENGTH, "Length %s does not match LSP Identifiers Ipv6 tlv length.", buffer.readableBytes());
    final Ipv6Builder builder = new Ipv6Builder();
    builder.setIpv6TunnelSenderAddress(Ipv6Util.addressForByteBuf(buffer));
    final LspId lspId = new LspId((long) buffer.readUnsignedShort());
    final TunnelId tunnelId = new TunnelId(buffer.readUnsignedShort());
    builder.setIpv6ExtendedTunnelId(new Ipv6ExtendedTunnelId(Ipv6Util.addressForByteBuf(buffer)));
    builder.setIpv6TunnelEndpointAddress(Ipv6Util.addressForByteBuf(buffer));
    final AddressFamily afi = new Ipv6CaseBuilder().setIpv6(builder.build()).build();
    return new LspIdentifiersBuilder().setAddressFamily(afi).setLspId(lspId).setTunnelId(tunnelId).build();
}

Example 88 with Ipv6

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.lsp.identifiers.tlv.lsp.identifiers.address.family.ipv6._case.Ipv6 in project bgpcep by opendaylight.

the class ReachTlvParser method serializeModel.

public static IpPrefix serializeModel(final ContainerNode prefixDesc) {
    if (prefixDesc.getChild(IP_REACH_NID).isPresent()) {
        final String prefix = (String) prefixDesc.getChild(IP_REACH_NID).get().getValue();
        try {
            final ByteBuf buffer = Unpooled.buffer(5);
            ByteBufWriteUtil.writeMinimalPrefix(new Ipv4Prefix(prefix), buffer);
            return new IpPrefix(new Ipv4Prefix(prefix));
        } catch (final IllegalArgumentException e) {
            LOG.debug("Creating Ipv6 prefix because", e);
            return new IpPrefix(new Ipv6Prefix(prefix));
        }
    }
    return null;
}

Example 89 with Ipv6

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.lsp.identifiers.tlv.lsp.identifiers.address.family.ipv6._case.Ipv6 in project netvirt by opendaylight.

the class VpnInterfaceManager method processVpnInterfaceUp.

// "Unconditional wait" and "Wait not in loop" wrt the VpnNotifyTask below - suppressing the FB violation -
// see comments below.
@SuppressFBWarnings({ "UW_UNCOND_WAIT", "WA_NOT_IN_LOOP" })
protected void processVpnInterfaceUp(final BigInteger dpId, VpnInterface vpnInterface, final String primaryRd, final int lportTag, boolean isInterfaceUp, WriteTransaction writeConfigTxn, WriteTransaction writeOperTxn, WriteTransaction writeInvTxn, Interface interfaceState, final String vpnName) {
    final String interfaceName = vpnInterface.getName();
    Optional<VpnInterfaceOpDataEntry> optOpVpnInterface = VpnUtil.getVpnInterfaceOpDataEntry(dataBroker, interfaceName, vpnName);
    VpnInterfaceOpDataEntry opVpnInterface = optOpVpnInterface.isPresent() ? optOpVpnInterface.get() : null;
    boolean isBgpVpnInternetVpn = VpnUtil.isBgpVpnInternet(dataBroker, vpnName);
    if (!isInterfaceUp) {
        LOG.info("processVpnInterfaceUp: Binding vpn service to interface {} onto dpn {} for vpn {}", interfaceName, dpId, vpnName);
        long vpnId = VpnUtil.getVpnId(dataBroker, vpnName);
        if (vpnId == VpnConstants.INVALID_ID) {
            LOG.warn("processVpnInterfaceUp: VpnInstance to VPNId mapping not available for VpnName {}" + " processing vpninterface {} on dpn {}, bailing out now.", vpnName, interfaceName, dpId);
            return;
        }
        boolean waitForVpnInterfaceOpRemoval = false;
        if (opVpnInterface != null && !opVpnInterface.isScheduledForRemove()) {
            String opVpnName = opVpnInterface.getVpnInstanceName();
            String primaryInterfaceIp = null;
            if (opVpnName.equals(vpnName)) {
                // Please check if the primary VRF Entry does not exist for VPNInterface
                // If so, we have to process ADD, as this might be a DPN Restart with Remove and Add triggered
                // back to back
                // However, if the primary VRF Entry for this VPNInterface exists, please continue bailing out !
                List<Adjacency> adjs = VpnUtil.getAdjacenciesForVpnInterfaceFromConfig(dataBroker, interfaceName);
                if (adjs == null) {
                    LOG.error("processVpnInterfaceUp: VPN Interface {} on dpn {} for vpn {} failed as adjacencies" + " for this vpn interface could not be obtained", interfaceName, dpId, vpnName);
                    return;
                }
                for (Adjacency adj : adjs) {
                    if (adj.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
                        primaryInterfaceIp = adj.getIpAddress();
                        break;
                    }
                }
                if (primaryInterfaceIp == null) {
                    LOG.error("processVpnInterfaceUp: VPN Interface {} addition on dpn {} for vpn {} failed" + " as primary adjacency for this vpn interface could not be obtained", interfaceName, dpId, vpnName);
                    return;
                }
                // Get the rd of the vpn instance
                VrfEntry vrf = VpnUtil.getVrfEntry(dataBroker, primaryRd, primaryInterfaceIp);
                if (vrf != null) {
                    LOG.error("processVpnInterfaceUp: VPN Interface {} on dpn {} for vpn {} already provisioned ," + " bailing out from here.", interfaceName, dpId, vpnName);
                    return;
                }
                waitForVpnInterfaceOpRemoval = true;
            } else {
                LOG.error("processVpnInterfaceUp: vpn interface {} to go to configured vpn {} on dpn {}," + " but in operational vpn {}", interfaceName, vpnName, dpId, opVpnName);
            }
        }
        if (!waitForVpnInterfaceOpRemoval) {
            // Add the VPNInterface and quit
            vpnFootprintService.updateVpnToDpnMapping(dpId, vpnName, primaryRd, interfaceName, null, /*ipAddressSourceValuePair*/
            true);
            processVpnInterfaceAdjacencies(dpId, lportTag, vpnName, primaryRd, interfaceName, vpnId, writeConfigTxn, writeOperTxn, writeInvTxn, interfaceState);
            if (!isBgpVpnInternetVpn) {
                VpnUtil.bindService(vpnName, interfaceName, dataBroker, false, /*isTunnelInterface*/
                jobCoordinator);
            }
            LOG.info("processVpnInterfaceUp: Plumbed vpn interface {} onto dpn {} for vpn {}", interfaceName, dpId, vpnName);
            if (interfaceManager.isExternalInterface(interfaceName)) {
                processExternalVpnInterface(interfaceName, vpnName, vpnId, dpId, lportTag, writeInvTxn, NwConstants.ADD_FLOW);
            }
            return;
        }
        // FIB didn't get a chance yet to clean up this VPNInterface
        // Let us give it a chance here !
        LOG.info("processVpnInterfaceUp: Trying to add VPN Interface {} on dpn {} for vpn {}," + " but waiting for FIB to clean up! ", interfaceName, dpId, vpnName);
        try {
            Runnable notifyTask = new VpnNotifyTask();
            synchronized (notifyTask) {
                // Per FB's "Unconditional wait" violation, the code should really verify that the condition it
                // intends to wait for is not already satisfied before calling wait. However the VpnNotifyTask is
                // published here while holding the lock on it so this path will hit the wait before notify can be
                // invoked.
                vpnIntfMap.put(interfaceName, notifyTask);
                try {
                    notifyTask.wait(VpnConstants.MAX_WAIT_TIME_IN_MILLISECONDS);
                } catch (InterruptedException e) {
                // Ignored
                }
            }
        } finally {
            vpnIntfMap.remove(interfaceName);
        }
        if (opVpnInterface != null) {
            LOG.warn("processVpnInterfaceUp: VPN Interface {} removal on dpn {} for vpn {}" + " by FIB did not complete on time," + " bailing addition ...", interfaceName, dpId, vpnName);
            VpnUtil.unsetScheduledToRemoveForVpnInterface(txRunner, interfaceName);
            return;
        }
        // VPNInterface got removed, proceed with Add
        LOG.info("processVpnInterfaceUp: Continuing to plumb vpn interface {} onto dpn {} for vpn {}", interfaceName, dpId, vpnName);
        vpnFootprintService.updateVpnToDpnMapping(dpId, vpnName, primaryRd, interfaceName, null, /*ipAddressSourceValuePair*/
        true);
        processVpnInterfaceAdjacencies(dpId, lportTag, vpnName, primaryRd, interfaceName, vpnId, writeConfigTxn, writeOperTxn, writeInvTxn, interfaceState);
        if (!isBgpVpnInternetVpn) {
            VpnUtil.bindService(vpnName, interfaceName, dataBroker, false, /*isTunnelInterface*/
            jobCoordinator);
        }
        LOG.info("processVpnInterfaceUp: Plumbed vpn interface {} onto dpn {} for vpn {} after waiting for" + " FIB to clean up", interfaceName, dpId, vpnName);
        if (interfaceManager.isExternalInterface(interfaceName)) {
            processExternalVpnInterface(interfaceName, vpnName, vpnId, dpId, lportTag, writeInvTxn, NwConstants.ADD_FLOW);
        }
    } else {
        // Interface is retained in the DPN, but its Link Up.
        // Advertise prefixes again for this interface to BGP
        InstanceIdentifier<VpnInterface> identifier = VpnUtil.getVpnInterfaceIdentifier(vpnInterface.getName());
        InstanceIdentifier<VpnInterfaceOpDataEntry> vpnInterfaceOpIdentifier = VpnUtil.getVpnInterfaceOpDataEntryIdentifier(interfaceName, vpnName);
        advertiseAdjacenciesForVpnToBgp(primaryRd, dpId, vpnInterfaceOpIdentifier, vpnName, interfaceName);
        // Perform similar operation as interface add event for extraroutes.
        InstanceIdentifier<Adjacencies> path = identifier.augmentation(Adjacencies.class);
        Optional<Adjacencies> optAdjacencies = VpnUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, path);
        if (!optAdjacencies.isPresent()) {
            LOG.trace("No config adjacencies present for vpninterface {}", vpnInterface);
            return;
        }
        List<Adjacency> adjacencies = optAdjacencies.get().getAdjacency();
        for (Adjacency adjacency : adjacencies) {
            if (adjacency.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
                continue;
            }
            // if BGPVPN Internet, filter only IPv6 Adjacencies
            if (isBgpVpnInternetVpn && !VpnUtil.isAdjacencyEligibleToVpnInternet(dataBroker, adjacency)) {
                continue;
            }
            addNewAdjToVpnInterface(vpnInterfaceOpIdentifier, primaryRd, adjacency, dpId, writeOperTxn, writeConfigTxn);
        }
    }
}

Example 90 with Ipv6

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev200720.lsp.identifiers.tlv.lsp.identifiers.address.family.ipv6._case.Ipv6 in project netvirt by opendaylight.

the class ExternalRoutersListener method allocateExternalIp.

private void allocateExternalIp(BigInteger dpnId, Routers router, long routerId, String routerName, Uuid networkId, String subnetIp, WriteTransaction writeFlowInvTx) {
    String[] subnetIpParts = NatUtil.getSubnetIpAndPrefix(subnetIp);
    try {
        InetAddress address = InetAddress.getByName(subnetIpParts[0]);
        if (address instanceof Inet6Address) {
            LOG.debug("allocateExternalIp : Skipping ipv6 address {} for the router {}.", address, routerName);
            return;
        }
    } catch (UnknownHostException e) {
        LOG.error("allocateExternalIp : Invalid ip address {}", subnetIpParts[0], e);
        return;
    }
    String leastLoadedExtIpAddr = NatUtil.getLeastLoadedExternalIp(dataBroker, routerId);
    if (leastLoadedExtIpAddr != null) {
        String[] externalIpParts = NatUtil.getExternalIpAndPrefix(leastLoadedExtIpAddr);
        String leastLoadedExtIp = externalIpParts[0];
        String leastLoadedExtIpPrefix = externalIpParts[1];
        IPAddress externalIpAddr = new IPAddress(leastLoadedExtIp, Integer.parseInt(leastLoadedExtIpPrefix));
        subnetIp = subnetIpParts[0];
        String subnetIpPrefix = subnetIpParts[1];
        IPAddress subnetIpAddr = new IPAddress(subnetIp, Integer.parseInt(subnetIpPrefix));
        LOG.debug("allocateExternalIp : Add the IP mapping for the router ID {} and internal " + "IP {} and prefix {} -> external IP {} and prefix {}", routerId, subnetIp, subnetIpPrefix, leastLoadedExtIp, leastLoadedExtIpPrefix);
        naptManager.registerMapping(routerId, subnetIpAddr, externalIpAddr);
        // Check if external IP is already assigned a route. (i.e. External IP is previously
        // allocated to any of the subnets)
        // If external IP is already assigned a route, (, do not re-advertise to the BGP
        String leastLoadedExtIpAddrStr = leastLoadedExtIp + "/" + leastLoadedExtIpPrefix;
        Long label = checkExternalIpLabel(routerId, leastLoadedExtIpAddrStr);
        if (label != null) {
            // update
            String internalIp = subnetIpParts[0] + "/" + subnetIpParts[1];
            IpMapKey ipMapKey = new IpMapKey(internalIp);
            LOG.debug("allocateExternalIp : Setting label {} for internalIp {} and externalIp {}", label, internalIp, leastLoadedExtIpAddrStr);
            IpMap newIpm = new IpMapBuilder().setKey(ipMapKey).setInternalIp(internalIp).setExternalIp(leastLoadedExtIpAddrStr).setLabel(label).build();
            MDSALUtil.syncWrite(dataBroker, LogicalDatastoreType.OPERATIONAL, naptManager.getIpMapIdentifier(routerId, internalIp), newIpm);
            return;
        }
        // Re-advertise to the BGP for the external IP, which is allocated to the subnet
        // for the first time and hence not having a route.
        // Get the VPN Name using the network ID
        final String vpnName = NatUtil.getAssociatedVPN(dataBroker, networkId);
        if (vpnName != null) {
            LOG.debug("allocateExternalIp : Retrieved vpnName {} for networkId {}", vpnName, networkId);
            if (dpnId == null || dpnId.equals(BigInteger.ZERO)) {
                LOG.debug("allocateExternalIp : Best effort for getting primary napt switch when router i/f are" + "added after gateway-set");
                dpnId = NatUtil.getPrimaryNaptfromRouterId(dataBroker, routerId);
                if (dpnId == null || dpnId.equals(BigInteger.ZERO)) {
                    LOG.error("allocateExternalIp : dpnId is null or Zero for the router {}", routerName);
                    return;
                }
            }
            advToBgpAndInstallFibAndTsFlows(dpnId, NwConstants.INBOUND_NAPT_TABLE, vpnName, routerId, routerName, leastLoadedExtIp + "/" + leastLoadedExtIpPrefix, networkId, router, writeFlowInvTx);
        }
    }
}