Examples with DataBroker org.opendaylight.mdsal.binding.api.DataBroker used on opensource projects

Example 16 with DataBroker

use of org.opendaylight.mdsal.binding.api.DataBroker in project netvirt by opendaylight.

the class SnatExternalRoutersListener method update.

@Override
public void update(InstanceIdentifier<Routers> identifier, Routers original, Routers update) {
    if (natMode != NatMode.Conntrack) {
        return;
    }
    String routerName = original.getRouterName();
    Uint32 routerId = NatUtil.getVpnId(dataBroker, routerName);
    if (routerId == NatConstants.INVALID_ID) {
        LOG.error("update : external router event - Invalid routerId for routerName {}", routerName);
        return;
    }
    LOG.info("update :called for router {} with originalSNATStatus {} and updatedSNATStatus {}", routerName, original.isEnableSnat(), update.isEnableSnat());
    if (!upgradeState.isUpgradeInProgress()) {
        centralizedSwitchScheduler.updateCentralizedSwitch(original, update);
    }
    if (!Objects.equals(original.getSubnetIds(), update.getSubnetIds()) || !Objects.equals(original.getExternalIps(), update.getExternalIps())) {
        LoggingFutures.addErrorLogging(txRunner.callWithNewReadWriteTransactionAndSubmit(CONFIGURATION, confTx -> natServiceManager.notify(confTx, update, original, null, null, SnatServiceManager.Action.SNAT_ROUTER_UPDATE)), LOG, "error handling external router update");
    }
}

Example 17 with DataBroker

use of org.opendaylight.mdsal.binding.api.DataBroker in project netvirt by opendaylight.

the class VrfEntryListener method populateExternalRoutesOnDpn.

public void populateExternalRoutesOnDpn(final Uint64 dpnId, final Uint32 vpnId, final String rd, final String localNextHopIp, final String remoteNextHopIp) {
    LOG.trace("populateExternalRoutesOnDpn : dpn {}, vpn {}, rd {}, localNexthopIp {} , remoteNextHopIp {} ", dpnId, vpnId, rd, localNextHopIp, remoteNextHopIp);
    InstanceIdentifier<VrfTables> id = buildVrfId(rd);
    final VpnInstanceOpDataEntry vpnInstance = fibUtil.getVpnInstance(rd);
    List<SubTransaction> txnObjects = new ArrayList<>();
    final Optional<VrfTables> vrfTable;
    try {
        vrfTable = SingleTransactionDataBroker.syncReadOptional(dataBroker, LogicalDatastoreType.CONFIGURATION, id);
    } catch (ExecutionException | InterruptedException e) {
        LOG.error("populateExternalRoutesOnDpn: Exception while reading the VrfTable for the rd {}", rd, e);
        return;
    }
    if (vrfTable.isPresent()) {
        jobCoordinator.enqueueJob(FibUtil.getJobKeyForVpnIdDpnId(vpnId, dpnId), () -> Collections.singletonList(txRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION, tx -> {
            final ReentrantLock lock = lockFor(vpnInstance);
            lock.lock();
            try {
                vrfTable.get().nonnullVrfEntry().values().stream().filter(vrfEntry -> RouteOrigin.BGP == RouteOrigin.value(vrfEntry.getOrigin())).forEach(bgpRouteVrfEntryHandler.getConsumerForCreatingRemoteFib(dpnId, vpnId, rd, remoteNextHopIp, vrfTable, TransactionAdapter.toWriteTransaction(tx), txnObjects));
            } finally {
                lock.unlock();
            }
        })));
    }
}

Example 18 with DataBroker

use of org.opendaylight.mdsal.binding.api.DataBroker in project netvirt by opendaylight.

the class VrfEntryListener method cleanUpDpnForVpn.

public void cleanUpDpnForVpn(final Uint64 dpnId, final Uint32 vpnId, final String rd, final FutureCallback<List<?>> callback) {
    LOG.trace("cleanUpDpnForVpn: Remove dpn {} for vpn {} : cleanUpDpnForVpn", dpnId, rd);
    jobCoordinator.enqueueJob(FibUtil.getJobKeyForVpnIdDpnId(vpnId, dpnId), () -> {
        InstanceIdentifier<VrfTables> id = buildVrfId(rd);
        final VpnInstanceOpDataEntry vpnInstance = fibUtil.getVpnInstance(rd);
        List<SubTransaction> txnObjects = new ArrayList<>();
        final Optional<VrfTables> vrfTable = MDSALUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, id);
        List<ListenableFuture<?>> futures = new ArrayList<>();
        if (!vrfTable.isPresent()) {
            LOG.error("cleanUpDpnForVpn: VRF Table not available for RD {}", rd);
            if (callback != null) {
                ListenableFuture<List<Object>> listenableFuture = Futures.allAsList(futures);
                Futures.addCallback(listenableFuture, callback, MoreExecutors.directExecutor());
            }
            return futures;
        }
        final ReentrantLock lock = lockFor(vpnInstance);
        lock.lock();
        try {
            futures.add(retryingTxRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION, tx -> {
                String vpnName = fibUtil.getVpnNameFromId(vpnInstance.getVpnId());
                for (final VrfEntry vrfEntry : vrfTable.get().nonnullVrfEntry().values()) {
                    /* parentRd is only filled for external PNF cases where the interface on the external
                             * network VPN are used to cleanup the flows. For all other cases, use "rd" for
                             * #fibUtil.isInterfacePresentInDpn().
                             * */
                    String parentRd = vrfEntry.getParentVpnRd() != null ? vrfEntry.getParentVpnRd() : rd;
                    /* Handle subnet routes here */
                    SubnetRoute subnetRoute = vrfEntry.augmentation(SubnetRoute.class);
                    if (subnetRoute != null && !fibUtil.isInterfacePresentInDpn(parentRd, dpnId)) {
                        LOG.trace("SUBNETROUTE: cleanUpDpnForVpn: Cleaning subnetroute {} on dpn {}" + " for vpn {}", vrfEntry.getDestPrefix(), dpnId, rd);
                        baseVrfEntryHandler.makeConnectedRoute(dpnId, vpnId, vrfEntry, rd, null, NwConstants.DEL_FLOW, TransactionAdapter.toWriteTransaction(tx), null);
                        Map<RoutePathsKey, RoutePaths> keyRoutePathsMap = vrfEntry.getRoutePaths();
                        if (keyRoutePathsMap != null) {
                            for (RoutePaths routePath : keyRoutePathsMap.values()) {
                                makeLFibTableEntry(dpnId, routePath.getLabel(), null, DEFAULT_FIB_FLOW_PRIORITY, NwConstants.DEL_FLOW, tx);
                                LOG.trace("SUBNETROUTE: cleanUpDpnForVpn: Released subnetroute label {}" + " for rd {} prefix {}", routePath.getLabel(), rd, vrfEntry.getDestPrefix());
                            }
                        }
                        installSubnetBroadcastAddrDropRule(dpnId, rd, vpnId, vrfEntry, NwConstants.DEL_FLOW, tx);
                        continue;
                    }
                    // ping responder for router interfaces
                    RouterInterface routerInt = vrfEntry.augmentation(RouterInterface.class);
                    if (routerInt != null) {
                        LOG.trace("Router augmented vrfentry found for rd:{}, uuid:{}, ip:{}, mac:{}", rd, routerInt.getUuid(), routerInt.getIpAddress(), routerInt.getMacAddress());
                        routerInterfaceVrfEntryHandler.installRouterFibEntry(vrfEntry, dpnId, vpnId, routerInt.getIpAddress(), new MacAddress(routerInt.getMacAddress()), NwConstants.DEL_FLOW);
                        continue;
                    }
                    // Handle local flow deletion for imports
                    if (RouteOrigin.value(vrfEntry.getOrigin()) == RouteOrigin.SELF_IMPORTED) {
                        java.util.Optional<Uint32> optionalLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
                        if (optionalLabel.isPresent()) {
                            List<String> nextHopList = FibHelper.getNextHopListFromRoutePaths(vrfEntry);
                            LabelRouteInfo lri = getLabelRouteInfo(optionalLabel.get());
                            if (isPrefixAndNextHopPresentInLri(vrfEntry.getDestPrefix(), nextHopList, lri) && Objects.equals(lri.getDpnId(), dpnId)) {
                                deleteLocalFibEntry(vpnId, rd, vrfEntry);
                            }
                        }
                    }
                    // Passing null as we don't know the dpn
                    // to which prefix is attached at this point
                    List<String> usedRds = VpnExtraRouteHelper.getUsedRds(dataBroker, vpnInstance.getVpnId(), vrfEntry.getDestPrefix());
                    Optional<Routes> extraRouteOptional;
                    // an adjacency in the vpn
                    if (usedRds != null && !usedRds.isEmpty()) {
                        if (usedRds.size() > 1) {
                            LOG.error("The extra route prefix is still present in some DPNs");
                            return;
                        } else {
                            extraRouteOptional = VpnExtraRouteHelper.getVpnExtraroutes(dataBroker, vpnName, usedRds.get(0), vrfEntry.getDestPrefix());
                        }
                    } else {
                        extraRouteOptional = Optional.empty();
                    }
                    if (RouteOrigin.BGP.getValue().equals(vrfEntry.getOrigin())) {
                        bgpRouteVrfEntryHandler.deleteRemoteRoute(null, dpnId, vpnId, vrfTable.get().key(), vrfEntry, extraRouteOptional, TransactionAdapter.toWriteTransaction(tx), txnObjects);
                    } else {
                        if (subnetRoute == null || !fibUtil.isInterfacePresentInDpn(parentRd, dpnId)) {
                            baseVrfEntryHandler.deleteRemoteRoute(null, dpnId, vpnId, vrfTable.get().key(), vrfEntry, extraRouteOptional, TransactionAdapter.toWriteTransaction(tx));
                        }
                    }
                }
            }));
        } finally {
            lock.unlock();
        }
        if (callback != null) {
            ListenableFuture<List<Object>> listenableFuture = Futures.allAsList(futures);
            Futures.addCallback(listenableFuture, callback, MoreExecutors.directExecutor());
        }
        return futures;
    });
}

Example 19 with DataBroker

use of org.opendaylight.mdsal.binding.api.DataBroker in project netvirt by opendaylight.

the class VrfEntryListener method populateFibOnNewDpn.

public void populateFibOnNewDpn(final Uint64 dpnId, final Uint32 vpnId, final String rd, final FutureCallback<List<?>> callback) {
    LOG.trace("New dpn {} for vpn {} : populateFibOnNewDpn", dpnId, rd);
    jobCoordinator.enqueueJob(FibUtil.getJobKeyForVpnIdDpnId(vpnId, dpnId), () -> {
        InstanceIdentifier<VrfTables> id = buildVrfId(rd);
        final VpnInstanceOpDataEntry vpnInstance = fibUtil.getVpnInstance(rd);
        final Optional<VrfTables> vrfTable = MDSALUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, id);
        List<ListenableFuture<?>> futures = new ArrayList<>();
        if (!vrfTable.isPresent()) {
            LOG.info("populateFibOnNewDpn: dpn: {}: VRF Table not yet available for RD {}", dpnId, rd);
            if (callback != null) {
                ListenableFuture<List<Object>> listenableFuture = Futures.allAsList(futures);
                Futures.addCallback(listenableFuture, callback, MoreExecutors.directExecutor());
            }
            return futures;
        }
        final ReentrantLock lock = lockFor(vpnInstance);
        lock.lock();
        try {
            futures.add(retryingTxRunner.callWithNewReadWriteTransactionAndSubmit(CONFIGURATION, tx -> {
                for (final VrfEntry vrfEntry : vrfTable.get().nonnullVrfEntry().values()) {
                    SubnetRoute subnetRoute = vrfEntry.augmentation(SubnetRoute.class);
                    if (subnetRoute != null) {
                        long elanTag = subnetRoute.getElantag().toJava();
                        installSubnetRouteInFib(dpnId, elanTag, rd, vpnId, vrfEntry, tx);
                        installSubnetBroadcastAddrDropRule(dpnId, rd, vpnId, vrfEntry, NwConstants.ADD_FLOW, tx);
                        continue;
                    }
                    RouterInterface routerInt = vrfEntry.augmentation(RouterInterface.class);
                    if (routerInt != null) {
                        LOG.trace("Router augmented vrfentry found rd:{}, uuid:{}, ip:{}, mac:{}", rd, routerInt.getUuid(), routerInt.getIpAddress(), routerInt.getMacAddress());
                        routerInterfaceVrfEntryHandler.installRouterFibEntry(vrfEntry, dpnId, vpnId, routerInt.getIpAddress(), new MacAddress(routerInt.getMacAddress()), NwConstants.ADD_FLOW);
                        continue;
                    }
                    // Handle local flow creation for imports
                    if (RouteOrigin.value(vrfEntry.getOrigin()) == RouteOrigin.SELF_IMPORTED) {
                        java.util.Optional<Uint32> optionalLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
                        if (optionalLabel.isPresent()) {
                            List<String> nextHopList = FibHelper.getNextHopListFromRoutePaths(vrfEntry);
                            LabelRouteInfo lri = getLabelRouteInfo(optionalLabel.get());
                            if (isPrefixAndNextHopPresentInLri(vrfEntry.getDestPrefix(), nextHopList, lri)) {
                                if (Objects.equals(lri.getDpnId(), dpnId)) {
                                    try {
                                        int etherType = NWUtil.getEtherTypeFromIpPrefix(vrfEntry.getDestPrefix());
                                        createLocalFibEntry(vpnId, rd, vrfEntry, etherType);
                                    } catch (IllegalArgumentException ex) {
                                        LOG.warn("Unable to get etherType for IP Prefix {}", vrfEntry.getDestPrefix());
                                    }
                                    continue;
                                }
                            }
                        }
                    }
                    boolean shouldCreateRemoteFibEntry = shouldCreateFibEntryForVrfAndVpnIdOnDpn(vpnId, vrfEntry, dpnId);
                    if (shouldCreateRemoteFibEntry) {
                        LOG.trace("Will create remote FIB entry for vrfEntry {} on DPN {}", vrfEntry, dpnId);
                        if (RouteOrigin.BGP.getValue().equals(vrfEntry.getOrigin())) {
                            List<SubTransaction> txnObjects = new ArrayList<>();
                            bgpRouteVrfEntryHandler.createRemoteFibEntry(dpnId, vpnId, vrfTable.get().getRouteDistinguisher(), vrfEntry, TransactionAdapter.toWriteTransaction(tx), txnObjects);
                        } else {
                            createRemoteFibEntry(dpnId, vpnId, vrfTable.get().getRouteDistinguisher(), vrfEntry, tx);
                        }
                    }
                }
            }));
            if (callback != null) {
                ListenableFuture<List<Object>> listenableFuture = Futures.allAsList(futures);
                Futures.addCallback(listenableFuture, callback, MoreExecutors.directExecutor());
            }
        } finally {
            lock.unlock();
        }
        return futures;
    });
}

Example 20 with DataBroker

use of org.opendaylight.mdsal.binding.api.DataBroker in project netvirt by opendaylight.

the class FibUtil method removeOrUpdateFibEntry.

/**
 * Removes a specific Nexthop from a VrfEntry. If Nexthop to remove is the
 * last one in the VrfEntry, then the VrfEntry is removed too.
 * @param rd              Route-Distinguisher to which the VrfEntry belongs to
 * @param prefix          Destination of the route
 * @param nextHopToRemove Specific nexthop within the Route to be removed.
 *                        If null or empty, then the whole VrfEntry is removed
 */
public void removeOrUpdateFibEntry(String rd, String prefix, String nextHopToRemove, TypedWriteTransaction<Configuration> writeConfigTxn) {
    LOG.debug("Removing fib entry with destination prefix {} from vrf table for rd {} nextHop {}", prefix, rd, nextHopToRemove);
    // Looking for existing prefix in MDSAL database
    InstanceIdentifier<VrfEntry> vrfEntryId = InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd)).child(VrfEntry.class, new VrfEntryKey(prefix)).build();
    Optional<VrfEntry> entry = Optional.empty();
    try {
        entry = SingleTransactionDataBroker.syncReadOptional(dataBroker, LogicalDatastoreType.CONFIGURATION, vrfEntryId);
    } catch (ExecutionException | InterruptedException e) {
        LOG.error("removeOrUpdateFibEntry: Exception while reading vrfEntry for the prefix {} rd {} nexthop {}", prefix, rd, nextHopToRemove, e);
    }
    if (entry.isPresent()) {
        final List<RoutePaths> routePaths = new ArrayList<>(entry.get().nonnullRoutePaths().values());
        if (routePaths == null || routePaths.isEmpty()) {
            LOG.warn("routePaths is null/empty for given rd {}, prefix {}", rd, prefix);
            return;
        }
        java.util.Optional<RoutePaths> optRoutePath = routePaths.stream().filter(routePath -> Objects.equals(routePath.getNexthopAddress(), nextHopToRemove)).findFirst();
        if (!optRoutePath.isPresent()) {
            LOG.error("Unable to find a routePath that contains the given nextHop to remove {}", nextHopToRemove);
            return;
        }
        RoutePaths routePath = optRoutePath.get();
        if (routePaths.size() == 1) {
            // Remove the whole entry
            if (writeConfigTxn != null) {
                writeConfigTxn.delete(vrfEntryId);
            } else {
                MDSALUtil.syncDelete(dataBroker, LogicalDatastoreType.CONFIGURATION, vrfEntryId);
            }
            LOG.info("Removed Fib Entry rd {} prefix {} nextHop {}", rd, prefix, nextHopToRemove);
        } else {
            InstanceIdentifier<RoutePaths> routePathsId = FibHelper.buildRoutePathId(rd, prefix, routePath.getNexthopAddress());
            // Remove route
            MDSALUtil.syncDelete(dataBroker, LogicalDatastoreType.CONFIGURATION, routePathsId);
            LOG.info("Removed Route Path rd {} prefix {}, nextHop {}, label {}", rd, prefix, routePath.getNexthopAddress(), routePath.getLabel());
        }
    } else {
        LOG.warn("Could not find VrfEntry for Route-Distinguisher {} prefix {} nexthop {}", rd, prefix, nextHopToRemove);
    }
}