Examples with Network org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.dhcp_allocation_pool.rev161214.dhcp_allocation_pool.Network used on opensource projects

Example 16 with Network

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.dhcp_allocation_pool.rev161214.dhcp_allocation_pool.Network in project netvirt by opendaylight.

the class NatUtil method getAssociatedExternalNetwork.

static String getAssociatedExternalNetwork(DataBroker dataBroker, String routerId) {
    InstanceIdentifier<Routers> id = NatUtil.buildRouterIdentifier(routerId);
    Optional<Routers> routerData = SingleTransactionDataBroker.syncReadOptionalAndTreatReadFailedExceptionAsAbsentOptional(dataBroker, LogicalDatastoreType.CONFIGURATION, id);
    if (routerData.isPresent()) {
        Uuid networkId = routerData.get().getNetworkId();
        if (networkId != null) {
            return networkId.getValue();
        }
    }
    LOG.info("getAssociatedExternalNetwork : External Network missing for routerid : {}", routerId);
    return null;
}

Example 17 with Network

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.dhcp_allocation_pool.rev161214.dhcp_allocation_pool.Network in project netvirt by opendaylight.

the class RouterDpnChangeListener method add.

@Override
protected void add(final InstanceIdentifier<DpnVpninterfacesList> identifier, final DpnVpninterfacesList dpnInfo) {
    LOG.trace("add : key: {}, value: {}", dpnInfo.getKey(), dpnInfo);
    final String routerUuid = identifier.firstKeyOf(RouterDpnList.class).getRouterId();
    BigInteger dpnId = dpnInfo.getDpnId();
    // check router is associated to external network
    InstanceIdentifier<Routers> id = NatUtil.buildRouterIdentifier(routerUuid);
    Optional<Routers> routerData = SingleTransactionDataBroker.syncReadOptionalAndTreatReadFailedExceptionAsAbsentOptional(dataBroker, LogicalDatastoreType.CONFIGURATION, id);
    if (routerData.isPresent()) {
        Routers router = routerData.get();
        Uuid networkId = router.getNetworkId();
        if (networkId != null) {
            if (natMode == NatMode.Conntrack) {
                BigInteger naptSwitch = NatUtil.getPrimaryNaptfromRouterName(dataBroker, router.getRouterName());
                if (naptSwitch == null || naptSwitch.equals(BigInteger.ZERO)) {
                    LOG.warn("add : NAPT switch is not selected.");
                    return;
                }
                // If it is for NAPT switch skip as the flows would be already programmed.
                if (naptSwitch.equals(dpnId)) {
                    LOG.debug("Skipping the notification recived for NAPT switch {}", routerUuid);
                    return;
                }
                natServiceManager.notify(router, naptSwitch, dpnId, SnatServiceManager.Action.SNAT_ROUTER_ENBL);
            } else {
                coordinator.enqueueJob(NatConstants.NAT_DJC_PREFIX + dpnInfo.getKey(), () -> {
                    WriteTransaction writeFlowInvTx = dataBroker.newWriteOnlyTransaction();
                    WriteTransaction removeFlowInvTx = dataBroker.newWriteOnlyTransaction();
                    LOG.debug("add : Router {} is associated with ext nw {}", routerUuid, networkId);
                    Uuid vpnName = NatUtil.getVpnForRouter(dataBroker, routerUuid);
                    Long routerId = NatUtil.getVpnId(dataBroker, routerUuid);
                    List<ListenableFuture<Void>> futures = new ArrayList<>();
                    if (routerId == NatConstants.INVALID_ID) {
                        LOG.error("add : Invalid routerId returned for routerName {}", routerUuid);
                        writeFlowInvTx.cancel();
                        removeFlowInvTx.cancel();
                        return futures;
                    }
                    extNetGroupInstaller.installExtNetGroupEntries(networkId, dpnId);
                    Long vpnId;
                    if (vpnName == null) {
                        LOG.debug("add : Internal vpn associated to router {}", routerUuid);
                        vpnId = routerId;
                        if (vpnId == NatConstants.INVALID_ID) {
                            LOG.error("add : Invalid vpnId returned for routerName {}", routerUuid);
                            writeFlowInvTx.cancel();
                            removeFlowInvTx.cancel();
                            return futures;
                        }
                        LOG.debug("add : Retrieved vpnId {} for router {}", vpnId, routerUuid);
                        // Install default entry in FIB to SNAT table
                        LOG.info("add : Installing default route in FIB on dpn {} for router {} with vpn {}", dpnId, routerUuid, vpnId);
                        installDefaultNatRouteForRouterExternalSubnets(dpnId, NatUtil.getExternalSubnetIdsFromExternalIps(router.getExternalIps()));
                        snatDefaultRouteProgrammer.installDefNATRouteInDPN(dpnId, vpnId, writeFlowInvTx);
                    } else {
                        LOG.debug("add : External BGP vpn associated to router {}", routerUuid);
                        vpnId = NatUtil.getVpnId(dataBroker, vpnName.getValue());
                        if (vpnId == NatConstants.INVALID_ID) {
                            LOG.error("add : Invalid vpnId returned for routerName {}", routerUuid);
                            writeFlowInvTx.cancel();
                            removeFlowInvTx.cancel();
                            return futures;
                        }
                        LOG.debug("add : Retrieved vpnId {} for router {}", vpnId, routerUuid);
                        // Install default entry in FIB to SNAT table
                        LOG.debug("add : Installing default route in FIB on dpn {} for routerId {} with " + "vpnId {}...", dpnId, routerUuid, vpnId);
                        installDefaultNatRouteForRouterExternalSubnets(dpnId, NatUtil.getExternalSubnetIdsFromExternalIps(router.getExternalIps()));
                        snatDefaultRouteProgrammer.installDefNATRouteInDPN(dpnId, vpnId, routerId, writeFlowInvTx);
                    }
                    if (router.isEnableSnat()) {
                        LOG.info("add : SNAT enabled for router {}", routerUuid);
                        ProviderTypes extNwProvType = NatEvpnUtil.getExtNwProvTypeFromRouterName(dataBroker, routerUuid, networkId);
                        if (extNwProvType == null) {
                            LOG.error("add : External Network Provider Type missing");
                            writeFlowInvTx.cancel();
                            removeFlowInvTx.cancel();
                            return futures;
                        }
                        handleSNATForDPN(dpnId, routerUuid, routerId, vpnId, writeFlowInvTx, removeFlowInvTx, extNwProvType);
                    } else {
                        LOG.info("add : SNAT is not enabled for router {} to handle addDPN event {}", routerUuid, dpnId);
                    }
                    futures.add(NatUtil.waitForTransactionToComplete(writeFlowInvTx));
                    futures.add(NatUtil.waitForTransactionToComplete(removeFlowInvTx));
                    return futures;
                }, NatConstants.NAT_DJC_MAX_RETRIES);
            }
        // end of controller based SNAT
        }
    } else {
        LOG.debug("add : Router {} is not associated with External network", routerUuid);
    }
}

Example 18 with Network

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.dhcp_allocation_pool.rev161214.dhcp_allocation_pool.Network in project netvirt by opendaylight.

the class RouterToVpnListener method onRouterDisassociatedFromVpn.

/**
 * router disassociation from vpn.
 */
@Override
public void onRouterDisassociatedFromVpn(RouterDisassociatedFromVpn notification) {
    String routerName = notification.getRouterId().getValue();
    String vpnName = notification.getVpnId().getValue();
    WriteTransaction writeFlowInvTx = dataBroker.newWriteOnlyTransaction();
    // check router is associated to external network
    String extNetwork = NatUtil.getAssociatedExternalNetwork(dataBroker, routerName);
    if (extNetwork != null) {
        LOG.debug("onRouterDisassociatedFromVpn : Router {} is associated with ext nw {}", routerName, extNetwork);
        handleDNATConfigurationForRouterDisassociation(routerName, vpnName, extNetwork);
        Uuid extNetworkUuid = NatUtil.getNetworkIdFromRouterName(dataBroker, routerName);
        if (extNetworkUuid == null) {
            LOG.error("onRouterDisassociatedFromVpn : Unable to retrieve external network Uuid for router {}", routerName);
            return;
        }
        ProviderTypes extNwProvType = NatEvpnUtil.getExtNwProvTypeFromRouterName(dataBroker, routerName, extNetworkUuid);
        if (extNwProvType == null) {
            LOG.error("onRouterDisassociatedFromVpn : External Network Provider Type missing");
            return;
        }
        long routerId = NatUtil.getVpnId(dataBroker, routerName);
        externalRoutersListener.changeBgpVpnIdToLocalVpnId(routerName, routerId, vpnName, writeFlowInvTx, extNwProvType);
    } else {
        LOG.debug("onRouterDisassociatedFromVpn : Ignoring the Router {} association with VPN {} " + "since it is not external router", routerName, vpnName);
    }
    NatUtil.waitForTransactionToComplete(writeFlowInvTx);
}

Example 19 with Network

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.dhcp_allocation_pool.rev161214.dhcp_allocation_pool.Network in project netvirt by opendaylight.

the class FloatingIPListener method removeNATFlowEntries.

void removeNATFlowEntries(String interfaceName, final InternalToExternalPortMap mapping, InstanceIdentifier<RouterPorts> portIid, final String routerName, BigInteger dpnId, WriteTransaction removeFlowInvTx) {
    String internalIp = mapping.getInternalIp();
    String externalIp = mapping.getExternalIp();
    // Get the DPN on which this interface resides
    if (dpnId == null) {
        dpnId = NatUtil.getDpnForInterface(interfaceManager, interfaceName);
        if (dpnId.equals(BigInteger.ZERO)) {
            LOG.warn("removeNATFlowEntries: Abort processing Floating ip configuration. No DPN for port: {}", interfaceName);
            return;
        }
    }
    long routerId = NatUtil.getVpnId(dataBroker, routerName);
    if (routerId == NatConstants.INVALID_ID) {
        LOG.error("removeNATFlowEntries : Could not retrieve router id for {} to remove NAT Flow entries", routerName);
        return;
    }
    // Delete the DNAT and SNAT table entries
    removeDNATTblEntry(dpnId, internalIp, externalIp, routerId, removeFlowInvTx);
    Uuid extNwId = getExtNetworkId(portIid, LogicalDatastoreType.OPERATIONAL);
    if (extNwId == null) {
        LOG.error("removeNATFlowEntries : External network associated with interface {} could not be retrieved", interfaceName);
        return;
    }
    long vpnId = getVpnId(extNwId, mapping.getExternalId());
    if (vpnId < 0) {
        LOG.error("removeNATFlowEntries : No VPN associated with ext nw {}. Unable to delete SNAT table " + "entry for fixed ip {}", extNwId, internalIp);
        return;
    }
    removeSNATTblEntry(dpnId, internalIp, externalIp, routerId, vpnId, removeFlowInvTx);
    // Remove the DNAT default FIB flow L3_FIB_TABLE (21) -> PSNAT_TABLE (26) if SNAT is disabled
    boolean isSnatEnabled = NatUtil.isSnatEnabledForRouterId(dataBroker, routerName);
    if (!isSnatEnabled) {
        addOrDelDefaultFibRouteForDnat(dpnId, routerName, routerId, removeFlowInvTx, false);
    }
    ProviderTypes provType = NatEvpnUtil.getExtNwProvTypeFromRouterName(dataBroker, routerName, extNwId);
    if (provType == null) {
        LOG.error("removeNATFlowEntries : External Network Provider Type missing");
        return;
    }
    if (provType == ProviderTypes.VXLAN) {
        floatingIPHandler.onRemoveFloatingIp(dpnId, routerName, routerId, extNwId, mapping, NatConstants.DEFAULT_L3VNI_VALUE, removeFlowInvTx);
        removeOperationalDS(routerName, interfaceName, internalIp);
        return;
    }
    long label = getOperationalIpMapping(routerName, interfaceName, internalIp);
    if (label < 0) {
        LOG.error("removeNATFlowEntries : Could not retrieve label for prefix {} in router {}", internalIp, routerId);
        return;
    }
    floatingIPHandler.onRemoveFloatingIp(dpnId, routerName, routerId, extNwId, mapping, (int) label, removeFlowInvTx);
    removeOperationalDS(routerName, interfaceName, internalIp);
}

Example 20 with Network

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.dhcp_allocation_pool.rev161214.dhcp_allocation_pool.Network in project netvirt by opendaylight.

the class FloatingIPListener method createNATFlowEntries.

void createNATFlowEntries(String interfaceName, final InternalToExternalPortMap mapping, final InstanceIdentifier<RouterPorts> portIid, final String routerName, WriteTransaction writeFlowInvTx) {
    if (!validateIpMapping(mapping)) {
        LOG.error("createNATFlowEntries : Not a valid ip addresses in the mapping {}", mapping);
        return;
    }
    // Get the DPN on which this interface resides
    BigInteger dpnId = NatUtil.getDpnForInterface(interfaceManager, interfaceName);
    if (dpnId.equals(BigInteger.ZERO)) {
        LOG.warn("createNATFlowEntries : No DPN for interface {}. NAT flow entries for ip mapping {} will " + "not be installed", interfaceName, mapping);
        return;
    }
    long routerId = NatUtil.getVpnId(dataBroker, routerName);
    if (routerId == NatConstants.INVALID_ID) {
        LOG.error("createNATFlowEntries : Could not retrieve router id for {} to create NAT Flow entries", routerName);
        return;
    }
    // Check if the router to vpn association is present
    // long associatedVpnId = NatUtil.getAssociatedVpn(dataBroker, routerName);
    Uuid associatedVpn = NatUtil.getVpnForRouter(dataBroker, routerName);
    long associatedVpnId = NatConstants.INVALID_ID;
    if (associatedVpn == null) {
        LOG.debug("createNATFlowEntries : Router {} is not assicated with any BGP VPN instance", routerName);
    } else {
        LOG.debug("createNATFlowEntries : Router {} is associated with VPN Instance with Id {}", routerName, associatedVpn);
        associatedVpnId = NatUtil.getVpnId(dataBroker, associatedVpn.getValue());
        LOG.debug("createNATFlowEntries : vpninstance Id is {} for VPN {}", associatedVpnId, associatedVpn);
    // routerId = associatedVpnId;
    }
    Uuid extNwId = getExtNetworkId(portIid, LogicalDatastoreType.CONFIGURATION);
    if (extNwId == null) {
        LOG.error("createNATFlowEntries : External network associated with interface {} could not be retrieved", interfaceName);
        return;
    }
    long vpnId = getVpnId(extNwId, mapping.getExternalId());
    if (vpnId < 0) {
        LOG.error("createNATFlowEntries : No VPN associated with Ext nw {}. Unable to create SNAT table entry " + "for fixed ip {}", extNwId, mapping.getInternalIp());
        return;
    }
    // Install the DNAT default FIB flow L3_FIB_TABLE (21) -> PSNAT_TABLE (26) if SNAT is disabled
    boolean isSnatEnabled = NatUtil.isSnatEnabledForRouterId(dataBroker, routerName);
    if (!isSnatEnabled) {
        addOrDelDefaultFibRouteForDnat(dpnId, routerName, routerId, writeFlowInvTx, true);
    }
    // Create the DNAT and SNAT table entries
    createDNATTblEntry(dpnId, mapping, routerId, associatedVpnId, writeFlowInvTx);
    createSNATTblEntry(dpnId, mapping, vpnId, routerId, associatedVpnId, extNwId, writeFlowInvTx);
    floatingIPHandler.onAddFloatingIp(dpnId, routerName, routerId, extNwId, interfaceName, mapping, writeFlowInvTx);
}