Examples with Subnetmap org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.rev150602.subnetmaps.Subnetmap used on opensource projects

Example 36 with Subnetmap

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.rev150602.subnetmaps.Subnetmap in project netvirt by opendaylight.

the class ExternalNetworkGroupInstaller method installExtNetGroupEntries.

public void installExtNetGroupEntries(Subnetmap subnetMap) {
    if (subnetMap == null) {
        LOG.error("installExtNetGroupEntries : Subnetmap is null");
        return;
    }
    if (NatUtil.isIPv6Subnet(subnetMap.getSubnetIp())) {
        LOG.debug("installExtNetGroupEntries : Subnet id {} is not an IPv4 subnet, hence skipping.", subnetMap.getId());
        return;
    }
    Uuid networkId = subnetMap.getNetworkId();
    Uuid subnetId = subnetMap.getId();
    if (networkId == null) {
        LOG.error("installExtNetGroupEntries : No network associated subnet id {}", subnetId.getValue());
        return;
    }
    String macAddress = NatUtil.getSubnetGwMac(broker, subnetId, networkId.getValue());
    installExtNetGroupEntries(subnetMap, macAddress);
}

Example 37 with Subnetmap

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.rev150602.subnetmaps.Subnetmap in project netvirt by opendaylight.

the class WeightedCentralizedSwitchScheduler method addToDpnMaps.

private void addToDpnMaps(String routerName, List<Uuid> addedSubnetIds, BigInteger primarySwitchId) {
    if (addedSubnetIds == null || addedSubnetIds.isEmpty()) {
        LOG.debug("addToDpnMaps no subnets associated with {}", routerName);
        return;
    }
    String primaryRd = NatUtil.getPrimaryRd(dataBroker, routerName);
    WriteTransaction writeOperTxn = dataBroker.newWriteOnlyTransaction();
    for (Uuid subnetUuid : addedSubnetIds) {
        try {
            Subnetmap subnetMapEntry = SingleTransactionDataBroker.syncRead(dataBroker, LogicalDatastoreType.CONFIGURATION, getSubnetMapIdentifier(subnetUuid));
            Uuid routerPortUuid = subnetMapEntry.getRouterInterfacePortId();
            subnetIdToRouterPortMap.put(subnetUuid.getValue(), routerPortUuid.getValue());
            vpnFootprintService.updateVpnToDpnMapping(primarySwitchId, routerName, primaryRd, routerPortUuid.getValue(), null, true);
            NatUtil.addToNeutronRouterDpnsMap(dataBroker, routerName, routerPortUuid.getValue(), primarySwitchId, writeOperTxn);
            NatUtil.addToDpnRoutersMap(dataBroker, routerName, routerPortUuid.getValue(), primarySwitchId, writeOperTxn);
        } catch (ReadFailedException e) {
            LOG.error("addToDpnMaps failed for {}", routerName);
        }
    }
    writeOperTxn.submit();
}

Example 38 with Subnetmap

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.rev150602.subnetmaps.Subnetmap in project netvirt by opendaylight.

the class EvpnDnatFlowProgrammer method onAddFloatingIp.

public void onAddFloatingIp(final BigInteger dpnId, final String routerName, final long routerId, final String vpnName, final String internalIp, final String externalIp, final Uuid networkId, final String interfaceName, final String floatingIpInterface, final String floatingIpPortMacAddress, final String rd, final String nextHopIp, final WriteTransaction writeFlowInvTx) {
    /*
     *  1) Install the flow INTERNAL_TUNNEL_TABLE (table=36)-> PDNAT_TABLE (table=25) (SNAT VM on DPN1 is
     *     responding back to FIP VM on DPN2) {SNAT to DNAT traffic on different Hypervisor}
     *
     *  2) Install the flow L3_FIB_TABLE (table=21)-> PDNAT_TABLE (table=25) (FIP VM1 to FIP VM2
     *    Traffic on Same Hypervisor) {DNAT to DNAT on Same Hypervisor}
     *
     *  3) Install the flow L3_GW_MAC_TABLE (table=19)-> PDNAT_TABLE (table=25)
     *    (DC-GW is responding back to FIP VM) {DNAT Reverse traffic})
     *
     */
    long vpnId = NatUtil.getVpnId(dataBroker, vpnName);
    if (vpnId == NatConstants.INVALID_ID) {
        LOG.error("onAddFloatingIp : Invalid Vpn Id is found for Vpn Name {}", vpnName);
        return;
    }
    long l3Vni = NatEvpnUtil.getL3Vni(dataBroker, rd);
    if (l3Vni == NatConstants.DEFAULT_L3VNI_VALUE) {
        LOG.debug("onAddFloatingIp : L3VNI value is not configured in Internet VPN {} and RD {} " + "Carve-out L3VNI value from OpenDaylight VXLAN VNI Pool and continue with installing " + "DNAT flows for FloatingIp {}", vpnName, rd, externalIp);
        l3Vni = NatOverVxlanUtil.getInternetVpnVni(idManager, vpnName, routerId).longValue();
    }
    FloatingIPListener.updateOperationalDS(dataBroker, routerName, interfaceName, NatConstants.DEFAULT_LABEL_VALUE, internalIp, externalIp);
    String fibExternalIp = NatUtil.validateAndAddNetworkMask(externalIp);
    // Inform to FIB and BGP
    NatEvpnUtil.addRoutesForVxLanProvType(dataBroker, bgpManager, fibManager, vpnName, rd, fibExternalIp, nextHopIp, l3Vni, floatingIpInterface, floatingIpPortMacAddress, writeFlowInvTx, RouteOrigin.STATIC, dpnId);
    /* Install the flow table L3_FIB_TABLE (table=21)-> PDNAT_TABLE (table=25)
         * (SNAT to DNAT reverse traffic: If the DPN has both SNAT and  DNAT configured )
         */
    List<ActionInfo> actionInfoFib = new ArrayList<>();
    actionInfoFib.add(new ActionSetFieldEthernetDestination(new MacAddress(floatingIpPortMacAddress)));
    List<Instruction> instructionsFib = new ArrayList<>();
    instructionsFib.add(new InstructionApplyActions(actionInfoFib).buildInstruction(0));
    instructionsFib.add(new InstructionGotoTable(NwConstants.PDNAT_TABLE).buildInstruction(1));
    CreateFibEntryInput input = new CreateFibEntryInputBuilder().setVpnName(vpnName).setSourceDpid(dpnId).setIpAddress(fibExternalIp).setServiceId(l3Vni).setIpAddressSource(CreateFibEntryInput.IpAddressSource.FloatingIP).setInstruction(instructionsFib).build();
    Future<RpcResult<Void>> future1 = fibService.createFibEntry(input);
    ListenableFuture<RpcResult<Void>> futureVxlan = JdkFutureAdapters.listenInPoolThread(future1);
    LOG.debug("onAddFloatingIp : Add Floating Ip {} , found associated to fixed port {}", externalIp, interfaceName);
    if (floatingIpPortMacAddress != null) {
        WriteTransaction writeTx = dataBroker.newWriteOnlyTransaction();
        vpnManager.addSubnetMacIntoVpnInstance(vpnName, null, floatingIpPortMacAddress, dpnId, writeTx);
        vpnManager.addArpResponderFlowsToExternalNetworkIps(routerName, Collections.singleton(externalIp), floatingIpPortMacAddress, dpnId, networkId, writeTx);
        writeTx.submit();
    }
    final long finalL3Vni = l3Vni;
    Futures.addCallback(futureVxlan, new FutureCallback<RpcResult<Void>>() {

        @Override
        public void onFailure(@Nonnull Throwable error) {
            LOG.error("onAddFloatingIp : Error {} in custom fib routes install process for Floating " + "IP Prefix {} on DPN {}", error, externalIp, dpnId);
        }

        @Override
        public void onSuccess(@Nonnull RpcResult<Void> result) {
            if (result.isSuccessful()) {
                LOG.info("onAddFloatingIp : Successfully installed custom FIB routes for Floating " + "IP Prefix {} on DPN {}", externalIp, dpnId);
                List<Instruction> instructions = new ArrayList<>();
                List<ActionInfo> actionsInfos = new ArrayList<>();
                List<Instruction> customInstructions = new ArrayList<>();
                customInstructions.add(new InstructionGotoTable(NwConstants.PDNAT_TABLE).buildInstruction(0));
                actionsInfos.add(new ActionNxResubmit(NwConstants.PDNAT_TABLE));
                instructions.add(new InstructionApplyActions(actionsInfos).buildInstruction(0));
                /* If more than one floatingIp is available in vpn-to-dpn-list for given dpn id, do not call for
                  * installing INTERNAL_TUNNEL_TABLE (table=36) -> PDNAT_TABLE (table=25) flow entry with same tunnel_id
                  * again and again.
                  */
                if (!NatUtil.isFloatingIpPresentForDpn(dataBroker, dpnId, rd, vpnName, externalIp, true)) {
                    makeTunnelTableEntry(dpnId, finalL3Vni, instructions, writeFlowInvTx);
                }
                /* Install the flow L3_GW_MAC_TABLE (table=19)-> PDNAT_TABLE (table=25)
                  * (DNAT reverse traffic: If the traffic is Initiated from DC-GW to FIP VM (DNAT forward traffic))
                  */
                NatEvpnUtil.makeL3GwMacTableEntry(dpnId, vpnId, floatingIpPortMacAddress, customInstructions, mdsalManager, writeFlowInvTx);
                NatUtil.waitForTransactionToComplete(writeFlowInvTx);
            } else {
                LOG.error("onAddFloatingIp : Error {} in rpc call to create custom Fib entries for Floating " + "IP Prefix {} on DPN {}", result.getErrors(), externalIp, dpnId);
            }
        }
    }, MoreExecutors.directExecutor());
    // Read the FIP vpn-interface details from Configuration l3vpn:vpn-interfaces model and write into Operational DS
    InstanceIdentifier<VpnInterface> vpnIfIdentifier = NatUtil.getVpnInterfaceIdentifier(floatingIpInterface);
    Optional<VpnInterface> optionalVpnInterface = SingleTransactionDataBroker.syncReadOptionalAndTreatReadFailedExceptionAsAbsentOptional(dataBroker, LogicalDatastoreType.CONFIGURATION, vpnIfIdentifier);
    if (optionalVpnInterface.isPresent()) {
        WriteTransaction writeOperTxn = dataBroker.newWriteOnlyTransaction();
        for (VpnInstanceNames vpnInstance : optionalVpnInterface.get().getVpnInstanceNames()) {
            if (!vpnName.equals(vpnInstance.getVpnName())) {
                continue;
            }
            VpnInterfaceBuilder vpnIfBuilder = new VpnInterfaceBuilder(optionalVpnInterface.get());
            Adjacencies adjs = vpnIfBuilder.getAugmentation(Adjacencies.class);
            VpnInterfaceOpDataEntryBuilder vpnIfOpDataEntryBuilder = new VpnInterfaceOpDataEntryBuilder();
            vpnIfOpDataEntryBuilder.setKey(new VpnInterfaceOpDataEntryKey(interfaceName, vpnName));
            List<Adjacency> adjacencyList = adjs != null ? adjs.getAdjacency() : new ArrayList<>();
            List<Adjacency> adjacencyListToImport = new ArrayList<>();
            for (Adjacency adj : adjacencyList) {
                Subnetmap sn = VpnHelper.getSubnetmapFromItsUuid(dataBroker, adj.getSubnetId());
                if (!VpnHelper.isSubnetPartOfVpn(sn, vpnName)) {
                    continue;
                }
                adjacencyListToImport.add(adj);
            }
            AdjacenciesOp adjacenciesOp = new AdjacenciesOpBuilder().setAdjacency(adjacencyListToImport).build();
            vpnIfOpDataEntryBuilder.addAugmentation(AdjacenciesOp.class, adjacenciesOp);
            LOG.debug("onAddFloatingIp : Add vpnInterface {} to Operational l3vpn:vpn-interfaces-op-data ", floatingIpInterface);
            InstanceIdentifier<VpnInterfaceOpDataEntry> vpnIfIdentifierOpDataEntry = NatUtil.getVpnInterfaceOpDataEntryIdentifier(interfaceName, vpnName);
            writeOperTxn.put(LogicalDatastoreType.OPERATIONAL, vpnIfIdentifierOpDataEntry, vpnIfOpDataEntryBuilder.build(), WriteTransaction.CREATE_MISSING_PARENTS);
            break;
        }
        ListenableFuture<Void> futures = writeOperTxn.submit();
        String errorText = "onAddFloatingIp : Could not write Interface " + interfaceName + " vpnName " + vpnName;
        ListenableFutures.addErrorLogging(futures, LOG, errorText);
    } else {
        LOG.debug("onAddFloatingIp : No vpnInterface {} found in Configuration l3vpn:vpn-interfaces ", floatingIpInterface);
    }
}

Example 39 with Subnetmap

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.rev150602.subnetmaps.Subnetmap 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 40 with Subnetmap

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.rev150602.subnetmaps.Subnetmap in project netvirt by opendaylight.

the class NatRpcServiceImpl method getNatTranslationsForNetworkAndIpaddress.

public Future<RpcResult<GetNatTranslationsForNetworkAndIpaddressOutput>> getNatTranslationsForNetworkAndIpaddress(GetNatTranslationsForNetworkAndIpaddressInput input) {
    String ipAddress = String.valueOf(input.getIpAddress().getValue());
    RpcResultBuilder<GetNatTranslationsForNetworkAndIpaddressOutput> rpcResultBuilder = null;
    GetNatTranslationsForNetworkAndIpaddressOutputBuilder output = null;
    List<Uuid> subnetUuidList = NatUtil.getSubnetIdsFromNetworkId(dataBroker, input.getNetworkUuid());
    if (subnetUuidList.isEmpty()) {
        String errMsg = String.format("404 Not Found - Invalid Network UUID {%s} provided as no Subnetworks found", input.getNetworkUuid().getValue());
        rpcResultBuilder = RpcResultBuilder.<GetNatTranslationsForNetworkAndIpaddressOutput>failed().withError(RpcError.ErrorType.APPLICATION, errMsg);
        return Futures.immediateFuture(rpcResultBuilder.build());
    }
    Subnet subNet = null;
    Boolean isIpInSubnet = Boolean.FALSE;
    outerloop: for (Uuid subnetUuid : subnetUuidList) {
        subNet = nvpnManager.getNeutronSubnet(subnetUuid);
        for (AllocationPools allocationPool : subNet.getAllocationPools()) {
            if (NatUtil.isIpInSubnet(ipAddress, String.valueOf(allocationPool.getStart().getValue()), String.valueOf(allocationPool.getEnd().getValue()))) {
                LOG.debug("getNatTranslationsForNetworkAndIpaddress : IP Adderess {} falls within the Subnet {}", ipAddress, subNet.getUuid().getValue());
                isIpInSubnet = Boolean.TRUE;
                break outerloop;
            }
        }
    }
    if (!isIpInSubnet) {
        String errMsg = String.format("404 Not Found - IP Adress {%s} does not fall within the Subnet IP range" + " of Network {%s}", ipAddress, input.getNetworkUuid().getValue());
        rpcResultBuilder = RpcResultBuilder.<GetNatTranslationsForNetworkAndIpaddressOutput>failed().withError(RpcError.ErrorType.APPLICATION, errMsg);
        return Futures.immediateFuture(rpcResultBuilder.build());
    }
    Subnetmap subnetMap = NatUtil.getSubnetMap(dataBroker, subNet.getUuid());
    long routerId = NatUtil.getVpnId(dataBroker, subnetMap.getRouterId().getValue());
    List<Ports> fipPorts = NatUtil.getFloatingIpPortsForRouter(dataBroker, subnetMap.getRouterId());
    if (fipPorts.isEmpty()) {
        LOG.warn("getNatTranslationsForNetworkAndIpaddress : No DNAT IP Mapping found for IP {}", ipAddress);
    } else {
        for (Ports fipPort : fipPorts) {
            List<InternalToExternalPortMap> ipMapping = fipPort.getInternalToExternalPortMap();
            for (InternalToExternalPortMap fipMap : ipMapping) {
                if (fipMap.getInternalIp().equals(ipAddress)) {
                    output = new GetNatTranslationsForNetworkAndIpaddressOutputBuilder().setExternalIp(fipMap.getExternalIp()).setNatTranslation("DNAT");
                    rpcResultBuilder = RpcResultBuilder.success();
                    rpcResultBuilder.withResult(output.build());
                    return Futures.immediateFuture(rpcResultBuilder.build());
                }
            }
        }
    }
    IpPortMapping ipPortMapping = NatUtil.getIportMapping(dataBroker, routerId);
    if (ipPortMapping == null) {
        LOG.warn("getNatTranslationsForNetworkAndIpaddress : No SNAT IP Mapping found for IP {}", ipAddress);
    } else {
        for (IntextIpProtocolType protocolType : ipPortMapping.getIntextIpProtocolType()) {
            for (IpPortMap ipPortMap : protocolType.getIpPortMap()) {
                String[] internalIpPort = ipPortMap.getIpPortInternal().split(NwConstants.MACADDR_SEP);
                if (ipAddress.equals(internalIpPort[0])) {
                    output = new GetNatTranslationsForNetworkAndIpaddressOutputBuilder().setExternalIp(ipPortMap.getIpPortExternal().getIpAddress()).setInternalIp(internalIpPort[0]).setNatTranslation("SNAT").setInternalPort(internalIpPort[1]).setExternalPort(ipPortMap.getIpPortExternal().getPortNum().toString()).setProtocol(protocolType.getProtocol().getName());
                    rpcResultBuilder = RpcResultBuilder.success();
                    rpcResultBuilder.withResult(output.build());
                    return Futures.immediateFuture(rpcResultBuilder.build());
                }
            }
        }
    }
    String errMsg = String.format("404 Not Found - No NAT Translation found for IP {%s}", ipAddress);
    rpcResultBuilder = RpcResultBuilder.<GetNatTranslationsForNetworkAndIpaddressOutput>failed().withError(RpcError.ErrorType.APPLICATION, errMsg);
    return Futures.immediateFuture(rpcResultBuilder.build());
}