Examples with Ipv6 org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev171025.lsp.identifiers.tlv.lsp.identifiers.address.family.ipv6._case.Ipv6 used on opensource projects

Example 76 with Ipv6

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev171025.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);
        }
    }
}

Example 77 with Ipv6

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev171025.lsp.identifiers.tlv.lsp.identifiers.address.family.ipv6._case.Ipv6 in project netvirt by opendaylight.

the class ExternalRoutersListener method subnetRegisterMapping.

protected void subnetRegisterMapping(Routers routerEntry, Long segmentId) {
    List<Uuid> subnetList = null;
    List<String> externalIps = null;
    LOG.debug("subnetRegisterMapping : Fetching values from extRouters model");
    subnetList = routerEntry.getSubnetIds();
    externalIps = NatUtil.getIpsListFromExternalIps(routerEntry.getExternalIps());
    int counter = 0;
    int extIpCounter = externalIps.size();
    LOG.debug("subnetRegisterMapping : counter values before looping counter {} and extIpCounter {}", counter, extIpCounter);
    for (Uuid subnet : subnetList) {
        LOG.debug("subnetRegisterMapping : Looping internal subnets for subnet {}", subnet);
        InstanceIdentifier<Subnetmap> subnetmapId = InstanceIdentifier.builder(Subnetmaps.class).child(Subnetmap.class, new SubnetmapKey(subnet)).build();
        Optional<Subnetmap> sn = read(dataBroker, LogicalDatastoreType.CONFIGURATION, subnetmapId);
        if (sn.isPresent()) {
            // subnets
            Subnetmap subnetmapEntry = sn.get();
            String subnetString = subnetmapEntry.getSubnetIp();
            String[] subnetSplit = subnetString.split("/");
            String subnetIp = subnetSplit[0];
            try {
                InetAddress address = InetAddress.getByName(subnetIp);
                if (address instanceof Inet6Address) {
                    LOG.debug("subnetRegisterMapping : Skipping ipv6 subnet {} for the router {} with ipv6 address " + "{} ", subnet, routerEntry.getRouterName(), address);
                    continue;
                }
            } catch (UnknownHostException e) {
                LOG.error("subnetRegisterMapping : Invalid ip address {}", subnetIp, e);
                return;
            }
            String subnetPrefix = "0";
            if (subnetSplit.length == 2) {
                subnetPrefix = subnetSplit[1];
            }
            IPAddress subnetAddr = new IPAddress(subnetIp, Integer.parseInt(subnetPrefix));
            LOG.debug("subnetRegisterMapping : subnetAddr is {} and subnetPrefix is {}", subnetAddr.getIpAddress(), subnetAddr.getPrefixLength());
            // externalIps
            LOG.debug("subnetRegisterMapping : counter values counter {} and extIpCounter {}", counter, extIpCounter);
            if (extIpCounter != 0) {
                if (counter < extIpCounter) {
                    String[] ipSplit = externalIps.get(counter).split("/");
                    String externalIp = ipSplit[0];
                    String extPrefix = Short.toString(NatConstants.DEFAULT_PREFIX);
                    if (ipSplit.length == 2) {
                        extPrefix = ipSplit[1];
                    }
                    IPAddress externalIpAddr = new IPAddress(externalIp, Integer.parseInt(extPrefix));
                    LOG.debug("subnetRegisterMapping : externalIp is {} and extPrefix  is {}", externalIpAddr.getIpAddress(), externalIpAddr.getPrefixLength());
                    naptManager.registerMapping(segmentId, subnetAddr, externalIpAddr);
                    LOG.debug("subnetRegisterMapping : Called registerMapping for subnetIp {}, prefix {}, " + "externalIp {}. prefix {}", subnetIp, subnetPrefix, externalIp, extPrefix);
                } else {
                    // Reset the counter which runs on externalIps for round-robbin effect
                    counter = 0;
                    LOG.debug("subnetRegisterMapping : Counter on externalIps got reset");
                    String[] ipSplit = externalIps.get(counter).split("/");
                    String externalIp = ipSplit[0];
                    String extPrefix = Short.toString(NatConstants.DEFAULT_PREFIX);
                    if (ipSplit.length == 2) {
                        extPrefix = ipSplit[1];
                    }
                    IPAddress externalIpAddr = new IPAddress(externalIp, Integer.parseInt(extPrefix));
                    LOG.debug("subnetRegisterMapping : externalIp is {} and extPrefix  is {}", externalIpAddr.getIpAddress(), externalIpAddr.getPrefixLength());
                    naptManager.registerMapping(segmentId, subnetAddr, externalIpAddr);
                    LOG.debug("subnetRegisterMapping : Called registerMapping for subnetIp {}, prefix {}, " + "externalIp {}. prefix {}", subnetIp, subnetPrefix, externalIp, extPrefix);
                }
            }
            counter++;
            LOG.debug("subnetRegisterMapping : Counter on externalIps incremented to {}", counter);
        } else {
            LOG.warn("subnetRegisterMapping : No internal subnets present in extRouters Model");
        }
    }
}

Example 78 with Ipv6

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev171025.lsp.identifiers.tlv.lsp.identifiers.address.family.ipv6._case.Ipv6 in project netvirt by opendaylight.

the class VpnFloatingIpHandler method sendGarpOnInterface.

// TODO Clean up the exception handling
@SuppressWarnings("checkstyle:IllegalCatch")
private void sendGarpOnInterface(final BigInteger dpnId, Uuid networkId, final IpAddress floatingIpAddress, String floatingIpPortMacAddress) {
    if (floatingIpAddress.getIpv4Address() == null) {
        LOG.error("sendGarpOnInterface : Failed to send GARP for IP. recieved IPv6.");
        NatServiceCounters.garp_failed_ipv6.inc();
        return;
    }
    String interfaceName = elanService.getExternalElanInterface(networkId.getValue(), dpnId);
    if (interfaceName == null) {
        LOG.warn("sendGarpOnInterface : Failed to send GARP for IP. Failed to retrieve interface name " + "from network {} and dpn id {}.", networkId.getValue(), dpnId);
        NatServiceCounters.garp_failed_missing_interface.inc();
        return;
    }
    try {
        // find the external network interface name for dpn
        List<InterfaceAddress> interfaceAddresses = new ArrayList<>();
        interfaceAddresses.add(new InterfaceAddressBuilder().setInterface(interfaceName).setIpAddress(floatingIpAddress).setMacaddress(new PhysAddress(floatingIpPortMacAddress)).build());
        SendArpRequestInput sendArpRequestInput = new SendArpRequestInputBuilder().setIpaddress(floatingIpAddress).setInterfaceAddress(interfaceAddresses).build();
        JdkFutures.addErrorLogging(arpUtilService.sendArpRequest(sendArpRequestInput), LOG, "sendArpRequest");
        NatServiceCounters.garp_sent.inc();
    } catch (Exception e) {
        LOG.error("sendGarpOnInterface : Failed to send GARP request for floating ip {} from interface {}", floatingIpAddress.getIpv4Address().getValue(), interfaceName, e);
        NatServiceCounters.garp_failed_send.inc();
    }
}

Example 79 with Ipv6

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev171025.lsp.identifiers.tlv.lsp.identifiers.address.family.ipv6._case.Ipv6 in project netvirt by opendaylight.

the class Ipv6ServiceUtils method getIpv6LinkLocalAddressFromMac.

public static Ipv6Address getIpv6LinkLocalAddressFromMac(MacAddress mac) {
    byte[] octets = bytesFromHexString(mac.getValue());
    /* As per the RFC2373, steps involved to generate a LLA include
           1. Convert the 48 bit MAC address to 64 bit value by inserting 0xFFFE
              between OUI and NIC Specific part.
           2. Invert the Universal/Local flag in the OUI portion of the address.
           3. Use the prefix "FE80::/10" along with the above 64 bit Interface
              identifier to generate the IPv6 LLA. */
    StringBuffer interfaceID = new StringBuffer();
    short u8byte = (short) (octets[0] & 0xff);
    u8byte ^= 1 << 1;
    interfaceID.append(Integer.toHexString(0xFF & u8byte));
    interfaceID.append(StringUtils.leftPad(Integer.toHexString(0xFF & octets[1]), 2, "0"));
    interfaceID.append(":");
    interfaceID.append(Integer.toHexString(0xFF & octets[2]));
    interfaceID.append("ff:fe");
    interfaceID.append(StringUtils.leftPad(Integer.toHexString(0xFF & octets[3]), 2, "0"));
    interfaceID.append(":");
    interfaceID.append(Integer.toHexString(0xFF & octets[4]));
    interfaceID.append(StringUtils.leftPad(Integer.toHexString(0xFF & octets[5]), 2, "0"));
    // Return the address in its fully expanded format.
    Ipv6Address ipv6LLA = new Ipv6Address(InetAddresses.forString("fe80:0:0:0:" + interfaceID.toString()).getHostAddress());
    return ipv6LLA;
}

Example 80 with Ipv6

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev171025.lsp.identifiers.tlv.lsp.identifiers.address.family.ipv6._case.Ipv6 in project netvirt by opendaylight.

the class Ipv6ServiceUtils method bindIpv6Service.

public void bindIpv6Service(String interfaceName, Long elanTag, short tableId) {
    int instructionKey = 0;
    List<Instruction> instructions = new ArrayList<>();
    instructions.add(MDSALUtil.buildAndGetWriteMetadaInstruction(MetaDataUtil.getElanTagMetadata(elanTag), MetaDataUtil.METADATA_MASK_SERVICE, ++instructionKey));
    instructions.add(MDSALUtil.buildAndGetGotoTableInstruction(tableId, ++instructionKey));
    short serviceIndex = ServiceIndex.getIndex(NwConstants.IPV6_SERVICE_NAME, NwConstants.IPV6_SERVICE_INDEX);
    BoundServices serviceInfo = getBoundServices(String.format("%s.%s", "ipv6", interfaceName), serviceIndex, Ipv6Constants.DEFAULT_FLOW_PRIORITY, NwConstants.COOKIE_IPV6_TABLE, instructions);
    MDSALUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION, buildServiceId(interfaceName, serviceIndex), serviceInfo);
}