Examples with UpgradeState org.opendaylight.serviceutils.upgrade.UpgradeState used on opensource projects

Example 1 with UpgradeState

use of org.opendaylight.serviceutils.upgrade.UpgradeState in project netvirt by opendaylight.

the class RouterDpnChangeListener method add.

@Override
public void add(final InstanceIdentifier<DpnVpninterfacesList> identifier, final DpnVpninterfacesList dpnInfo) {
    LOG.trace("add : key: {}, value: {}", dpnInfo.key(), dpnInfo);
    final String routerUuid = identifier.firstKeyOf(RouterDpnList.class).getRouterId();
    Uint64 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) {
                Uint64 naptSwitch = NatUtil.getPrimaryNaptfromRouterName(dataBroker, router.getRouterName());
                if (naptSwitch == null || naptSwitch.equals(Uint64.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;
                }
                LoggingFutures.addErrorLogging(txRunner.callWithNewReadWriteTransactionAndSubmit(CONFIGURATION, confTx -> {
                    natServiceManager.notify(confTx, router, null, naptSwitch, dpnId, SnatServiceManager.Action.CNT_ROUTER_ENBL);
                    if (router.isEnableSnat()) {
                        natServiceManager.notify(confTx, router, null, naptSwitch, naptSwitch, SnatServiceManager.Action.SNAT_ROUTER_ENBL);
                    }
                }), LOG, "Error notifying NAT service manager");
            } else {
                Uint32 routerId = NatUtil.getVpnId(dataBroker, routerUuid);
                if (routerId == NatConstants.INVALID_ID) {
                    LOG.error("add : Invalid routerId returned for routerName {}", routerUuid);
                    return;
                }
                ProviderTypes extNwProvType = NatEvpnUtil.getExtNwProvTypeFromRouterName(dataBroker, routerUuid, networkId);
                if (extNwProvType == ProviderTypes.FLAT || extNwProvType == ProviderTypes.VLAN) {
                    coordinator.enqueueJob(NatConstants.NAT_DJC_PREFIX + networkId, () -> {
                        extNetGroupInstaller.installExtNetGroupEntries(networkId, dpnId);
                        installDefaultNatRouteForRouterExternalSubnets(dpnId, NatUtil.getExternalSubnetIdsFromExternalIps(new ArrayList<ExternalIps>(router.nonnullExternalIps().values())));
                        return Collections.emptyList();
                    });
                }
                coordinator.enqueueJob(NatConstants.NAT_DJC_PREFIX + router.getRouterName(), () -> {
                    LOG.debug("add : Router {} is associated with ext nw {}", routerUuid, networkId);
                    Uuid vpnName = NatUtil.getVpnForRouter(dataBroker, routerUuid);
                    return Collections.singletonList(txRunner.callWithNewReadWriteTransactionAndSubmit(CONFIGURATION, confTx -> {
                        Uint32 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);
                                return;
                            }
                            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);
                            snatDefaultRouteProgrammer.installDefNATRouteInDPN(dpnId, vpnId, confTx);
                        } 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);
                                return;
                            }
                            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);
                            snatDefaultRouteProgrammer.installDefNATRouteInDPN(dpnId, vpnId, routerId, confTx);
                        }
                        /* install V6 internet default fallback rule in FIB_TABLE if router
                                 * is having V6 subnet
                                 */
                        Uuid internetVpnId = NatUtil.getVpnIdfromNetworkId(dataBroker, networkId);
                        if (internetVpnId != null) {
                            nvpnManager.programV6InternetFallbackFlow(new Uuid(routerUuid), internetVpnId, NwConstants.ADD_FLOW);
                        }
                        if (router.isEnableSnat()) {
                            LOG.info("add : SNAT enabled for router {}", routerUuid);
                            if (extNwProvType == null) {
                                LOG.error("add : External Network Provider Type missing");
                                return;
                            }
                            NatUtil.handleSNATForDPN(dataBroker, mdsalManager, idManager, naptSwitchHA, dpnId, router, routerId, vpnId, confTx, extNwProvType, upgradeState);
                        } else {
                            LOG.info("add : SNAT is not enabled for router {} to handle addDPN event {}", routerUuid, dpnId);
                        }
                    }));
                }, NatConstants.NAT_DJC_MAX_RETRIES);
            }
        // end of controller based SNAT
        }
    } else {
        LOG.debug("add : Router {} is not associated with External network", routerUuid);
    }
}