Examples with VpnInterface org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.vpn.interfaces.VpnInterface used on opensource projects

Example 26 with VpnInterface

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.vpn.interfaces.VpnInterface in project netvirt by opendaylight.

the class SubnetRouteInterfaceStateChangeListener method remove.

// TODO Clean up the exception handling
@SuppressWarnings("checkstyle:IllegalCatch")
@Override
public void remove(InstanceIdentifier<Interface> identifier, Interface intrf) {
    if (L2vlan.class.equals(intrf.getType())) {
        LOG.trace("SubnetRouteInterfaceListener remove: Received interface {} down event", intrf);
        List<Uuid> subnetIdList = getSubnetId(intrf);
        if (subnetIdList.isEmpty()) {
            LOG.trace("SubnetRouteInterfaceListener remove: Port {} doesn't exist in configDS", intrf.getName());
            return;
        }
        LOG.trace("{} remove: Processing interface {} down event in ", LOGGING_PREFIX, intrf.getName());
        for (Uuid subnetId : subnetIdList) {
            jobCoordinator.enqueueJob("SUBNETROUTE-" + subnetId, () -> {
                List<ListenableFuture<Void>> futures = new ArrayList<>();
                try {
                    String interfaceName = intrf.getName();
                    Uint64 dpnId = Uint64.ZERO;
                    LOG.info("{} remove: Received port DOWN event for interface {} in subnet {} ", LOGGING_PREFIX, interfaceName, subnetId);
                    try {
                        dpnId = InterfaceUtils.getDpIdFromInterface(intrf);
                    } catch (Exception e) {
                        LOG.error("{} remove: Unable to retrieve dpnId for interface {} in subnet {}. " + "Fetching from vpn interface itself", LOGGING_PREFIX, intrf.getName(), subnetId, e);
                    }
                    InstanceIdentifier<VpnInterface> id = VpnUtil.getVpnInterfaceIdentifier(interfaceName);
                    Optional<VpnInterface> cfgVpnInterface = SingleTransactionDataBroker.syncReadOptional(dataBroker, LogicalDatastoreType.CONFIGURATION, id);
                    if (!cfgVpnInterface.isPresent()) {
                        return futures;
                    }
                    boolean interfaceDownEligible = false;
                    for (VpnInstanceNames vpnInterfaceVpnInstance : cfgVpnInterface.get().nonnullVpnInstanceNames().values()) {
                        String vpnName = vpnInterfaceVpnInstance.getVpnName();
                        InstanceIdentifier<VpnInterfaceOpDataEntry> idOper = VpnUtil.getVpnInterfaceOpDataEntryIdentifier(interfaceName, vpnName);
                        Optional<VpnInterfaceOpDataEntry> optVpnInterface = SingleTransactionDataBroker.syncReadOptional(dataBroker, LogicalDatastoreType.OPERATIONAL, idOper);
                        if (optVpnInterface.isPresent()) {
                            Uint64 dpnIdLocal = dpnId;
                            if (Uint64.ZERO.equals(dpnIdLocal)) {
                                dpnIdLocal = optVpnInterface.get().getDpnId();
                            }
                            if (!Uint64.ZERO.equals(dpnIdLocal)) {
                                interfaceDownEligible = true;
                                break;
                            }
                        }
                    }
                    if (interfaceDownEligible) {
                        vpnSubnetRouteHandler.onInterfaceDown(dpnId, intrf.getName(), subnetId);
                    }
                    LOG.info("{} remove: Processed interface {} down event in ", LOGGING_PREFIX, intrf.getName());
                } catch (InterruptedException | ExecutionException e) {
                    LOG.error("{} remove: Failed to read data store for {}", LOGGING_PREFIX, intrf.getName());
                }
                return futures;
            });
        }
    }
}

Example 27 with VpnInterface

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.vpn.interfaces.VpnInterface in project netvirt by opendaylight.

the class VpnInterfaceManager method remove.

@Override
public void remove(InstanceIdentifier<VpnInterface> identifier, VpnInterface vpnInterface) {
    LOG.trace("Received VpnInterface remove event: vpnInterface={}", vpnInterface);
    final VpnInterfaceKey key = identifier.firstKeyOf(VpnInterface.class);
    final String interfaceName = key.getName();
    for (VpnInstanceNames vpnInterfaceVpnInstance : vpnInterface.nonnullVpnInstanceNames().values()) {
        String vpnName = vpnInterfaceVpnInstance.getVpnName();
        removeVpnInterfaceCall(identifier, vpnInterface, vpnName, interfaceName);
    }
}

Example 28 with VpnInterface

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.vpn.interfaces.VpnInterface in project netvirt by opendaylight.

the class VpnInterfaceManager method processVpnInterfaceUp.

// "Unconditional wait" and "Wait not in loop" wrt the VpnNotifyTask below - suppressing the FB violation -
// see comments below.
@SuppressFBWarnings({ "UW_UNCOND_WAIT", "WA_NOT_IN_LOOP" })
protected void processVpnInterfaceUp(final Uint64 dpId, VpnInterface vpnInterface, final String primaryRd, final int lportTag, boolean isInterfaceUp, TypedWriteTransaction<Configuration> writeConfigTxn, TypedWriteTransaction<Operational> writeOperTxn, TypedReadWriteTransaction<Configuration> writeInvTxn, Interface interfaceState, final String vpnName, Set<String> prefixListForRefreshFib) throws ExecutionException, InterruptedException {
    final String interfaceName = vpnInterface.getName();
    Optional<VpnInterfaceOpDataEntry> optOpVpnInterface = vpnUtil.getVpnInterfaceOpDataEntry(interfaceName, vpnName);
    VpnInterfaceOpDataEntry opVpnInterface = optOpVpnInterface.isPresent() ? optOpVpnInterface.get() : null;
    boolean isBgpVpnInternetVpn = vpnUtil.isBgpVpnInternet(vpnName);
    if (!isInterfaceUp) {
        LOG.info("processVpnInterfaceUp: Binding vpn service to interface {} onto dpn {} for vpn {}", interfaceName, dpId, vpnName);
        Uint32 vpnId = vpnUtil.getVpnId(vpnName);
        if (VpnConstants.INVALID_ID.equals(vpnId)) {
            LOG.warn("processVpnInterfaceUp: VpnInstance to VPNId mapping not available for VpnName {}" + " processing vpninterface {} on dpn {}, bailing out now.", vpnName, interfaceName, dpId);
            return;
        }
        boolean waitForVpnInterfaceOpRemoval = false;
        if (opVpnInterface != null) {
            String opVpnName = opVpnInterface.getVpnInstanceName();
            String primaryInterfaceIp = null;
            if (Objects.equals(opVpnName, vpnName)) {
                // Please check if the primary VRF Entry does not exist for VPNInterface
                // If so, we have to process ADD, as this might be a DPN Restart with Remove and Add triggered
                // back to back
                // However, if the primary VRF Entry for this VPNInterface exists, please continue bailing out !
                List<Adjacency> adjs = vpnUtil.getAdjacenciesForVpnInterfaceFromConfig(interfaceName);
                if (adjs == null) {
                    LOG.error("processVpnInterfaceUp: VPN Interface {} on dpn {} for vpn {} failed as adjacencies" + " for this vpn interface could not be obtained", interfaceName, dpId, vpnName);
                    return;
                }
                for (Adjacency adj : adjs) {
                    if (adj.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
                        primaryInterfaceIp = adj.getIpAddress();
                        break;
                    }
                }
                if (primaryInterfaceIp == null) {
                    LOG.error("processVpnInterfaceUp: VPN Interface {} addition on dpn {} for vpn {} failed" + " as primary adjacency for this vpn interface could not be obtained", interfaceName, dpId, vpnName);
                    return;
                }
                // Get the rd of the vpn instance
                VrfEntry vrf = vpnUtil.getVrfEntry(primaryRd, primaryInterfaceIp);
                if (vrf != null) {
                    LOG.error("processVpnInterfaceUp: VPN Interface {} on dpn {} for vpn {} already provisioned ," + " bailing out from here.", interfaceName, dpId, vpnName);
                    return;
                }
                waitForVpnInterfaceOpRemoval = true;
            } else {
                LOG.error("processVpnInterfaceUp: vpn interface {} to go to configured vpn {} on dpn {}," + " but in operational vpn {}", interfaceName, vpnName, dpId, opVpnName);
            }
        }
        if (!waitForVpnInterfaceOpRemoval) {
            // Add the VPNInterface and quit
            vpnFootprintService.updateVpnToDpnMapping(dpId, vpnName, primaryRd, interfaceName, null, /*ipAddressSourceValuePair*/
            true);
            processVpnInterfaceAdjacencies(dpId, lportTag, vpnName, primaryRd, interfaceName, vpnId, writeConfigTxn, writeOperTxn, writeInvTxn, interfaceState, prefixListForRefreshFib);
            if (!isBgpVpnInternetVpn) {
                vpnUtil.bindService(vpnName, interfaceName, false);
            }
            LOG.info("processVpnInterfaceUp: Plumbed vpn interface {} onto dpn {} for vpn {}", interfaceName, dpId, vpnName);
            if (interfaceManager.isExternalInterface(interfaceName)) {
                processExternalVpnInterface(interfaceName, vpnName, dpId, lportTag, NwConstants.ADD_FLOW);
            }
            return;
        }
        // FIB didn't get a chance yet to clean up this VPNInterface
        // Let us give it a chance here !
        LOG.info("processVpnInterfaceUp: Trying to add VPN Interface {} on dpn {} for vpn {}," + " but waiting for FIB to clean up! ", interfaceName, dpId, vpnName);
        try {
            Runnable notifyTask = new VpnNotifyTask();
            synchronized (notifyTask) {
                // Per FB's "Unconditional wait" violation, the code should really verify that the condition it
                // intends to wait for is not already satisfied before calling wait. However the VpnNotifyTask is
                // published here while holding the lock on it so this path will hit the wait before notify can be
                // invoked.
                vpnIntfMap.put(interfaceName, notifyTask);
                try {
                    notifyTask.wait(VpnConstants.MAX_WAIT_TIME_IN_MILLISECONDS);
                } catch (InterruptedException e) {
                // Ignored
                }
            }
        } finally {
            vpnIntfMap.remove(interfaceName);
        }
        if (opVpnInterface != null) {
            LOG.warn("processVpnInterfaceUp: VPN Interface {} removal on dpn {} for vpn {}" + " by FIB did not complete on time," + " bailing addition ...", interfaceName, dpId, vpnName);
            vpnUtil.unsetScheduledToRemoveForVpnInterface(interfaceName);
            return;
        }
        // VPNInterface got removed, proceed with Add
        LOG.info("processVpnInterfaceUp: Continuing to plumb vpn interface {} onto dpn {} for vpn {}", interfaceName, dpId, vpnName);
        vpnFootprintService.updateVpnToDpnMapping(dpId, vpnName, primaryRd, interfaceName, null, /*ipAddressSourceValuePair*/
        true);
        processVpnInterfaceAdjacencies(dpId, lportTag, vpnName, primaryRd, interfaceName, vpnId, writeConfigTxn, writeOperTxn, writeInvTxn, interfaceState, prefixListForRefreshFib);
        if (!isBgpVpnInternetVpn) {
            vpnUtil.bindService(vpnName, interfaceName, false);
        }
        LOG.info("processVpnInterfaceUp: Plumbed vpn interface {} onto dpn {} for vpn {} after waiting for" + " FIB to clean up", interfaceName, dpId, vpnName);
        if (interfaceManager.isExternalInterface(interfaceName)) {
            processExternalVpnInterface(interfaceName, vpnName, dpId, lportTag, NwConstants.ADD_FLOW);
        }
    } else {
        try {
            // Interface is retained in the DPN, but its Link Up.
            // Advertise prefixes again for this interface to BGP
            InstanceIdentifier<VpnInterface> identifier = VpnUtil.getVpnInterfaceIdentifier(vpnInterface.getName());
            InstanceIdentifier<VpnInterfaceOpDataEntry> vpnInterfaceOpIdentifier = VpnUtil.getVpnInterfaceOpDataEntryIdentifier(interfaceName, vpnName);
            advertiseAdjacenciesForVpnToBgp(primaryRd, dpId, vpnInterfaceOpIdentifier, vpnName, interfaceName);
            // Perform similar operation as interface add event for extraroutes.
            InstanceIdentifier<Adjacencies> path = identifier.augmentation(Adjacencies.class);
            Optional<Adjacencies> optAdjacencies = SingleTransactionDataBroker.syncReadOptional(dataBroker, LogicalDatastoreType.CONFIGURATION, path);
            if (!optAdjacencies.isPresent()) {
                LOG.trace("No config adjacencyKeyAdjacencyMap present for vpninterface {}", vpnInterface);
                return;
            }
            Map<AdjacencyKey, Adjacency> adjacencyKeyAdjacencyMap = optAdjacencies.get().nonnullAdjacency();
            for (Adjacency adjacency : adjacencyKeyAdjacencyMap.values()) {
                if (adjacency.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
                    continue;
                }
                // if BGPVPN Internet, filter only IPv6 Adjacencies
                if (isBgpVpnInternetVpn && !vpnUtil.isAdjacencyEligibleToVpnInternet(adjacency)) {
                    continue;
                }
                addNewAdjToVpnInterface(vpnInterfaceOpIdentifier, primaryRd, adjacency, dpId, writeOperTxn, writeConfigTxn, writeInvTxn, prefixListForRefreshFib);
            }
        } catch (InterruptedException | ExecutionException e) {
            LOG.error("processVpnInterfaceUp: Failed to read data store for interface {} vpn {} rd {} dpn {}", interfaceName, vpnName, primaryRd, dpId);
        }
    }
}

Example 29 with VpnInterface

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.vpn.interfaces.VpnInterface in project netvirt by opendaylight.

the class VpnInterfaceManager method deleteFibEntryForRouterInterface.

protected void deleteFibEntryForRouterInterface(VpnInterface vpnInterface, TypedWriteTransaction<Configuration> writeConfigTxn, String vpnName) {
    Adjacencies adjs = vpnInterface.augmentation(Adjacencies.class);
    String rd = vpnUtil.getVpnRd(vpnName);
    if (adjs != null) {
        Map<AdjacencyKey, Adjacency> keyAdjacencyMap = adjs.nonnullAdjacency();
        for (Adjacency adj : keyAdjacencyMap.values()) {
            if (adj.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
                String primaryInterfaceIp = adj.getIpAddress();
                String prefix = VpnUtil.getIpPrefix(primaryInterfaceIp);
                fibManager.removeFibEntry(rd, prefix, null, writeConfigTxn);
                LOG.info("deleteFibEntryForRouterInterface: FIB for router interface {} deleted for vpn {} rd {}" + " prefix {}", vpnInterface.getName(), vpnName, rd, prefix);
            }
        }
    } else {
        LOG.error("deleteFibEntryForRouterInterface: Adjacencies for vpninterface {} is null, rd: {}", vpnInterface.getName(), rd);
    }
}

Example 30 with VpnInterface

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.neutronvpn.l3vpn.rev200204.vpn.interfaces.VpnInterface in project netvirt by opendaylight.

the class SubnetRoutePacketInHandler method handleInternalVpnSubnetRoutePacket.

private void handleInternalVpnSubnetRoutePacket(Uint64 metadata, byte[] dstIp, String srcIpStr, String dstIpStr, String vpnIdVpnInstanceName, long elanTag) throws InterruptedException, ExecutionException, UnknownHostException {
    String vmVpnInterfaceName = vpnUtil.getVpnInterfaceName(metadata);
    if (isTunnel(vmVpnInterfaceName)) {
        handlePacketFromTunnelToExternalNetwork(vpnIdVpnInstanceName, srcIpStr, dstIp, dstIpStr, elanTag);
    }
    VpnInterface vmVpnInterface = vpnUtil.getVpnInterface(vmVpnInterfaceName);
    if (vmVpnInterface == null) {
        LOG.error("Vpn interface {} doesn't exist.", vmVpnInterfaceName);
        Counter counter = packetInCounter.label(CounterUtility.subnet_route_packet_failed.toString()).label(srcIpStr + "." + dstIpStr);
        counter.increment();
        return;
    }
    if (VpnHelper.doesVpnInterfaceBelongToVpnInstance(vpnIdVpnInstanceName, new ArrayList<>(vmVpnInterface.nonnullVpnInstanceNames().values())) && !vpnUtil.isBgpVpnInternet(vpnIdVpnInstanceName)) {
        LOG.trace("Unknown IP is in internal network");
        handlePacketToInternalNetwork(dstIp, dstIpStr, elanTag, srcIpStr);
    } else {
        LOG.trace("Unknown IP is in external network");
        String vpnName = vpnUtil.getInternetVpnFromVpnInstanceList(new ArrayList<>(vmVpnInterface.nonnullVpnInstanceNames().values()));
        if (vpnName != null) {
            handlePacketToExternalNetwork(new Uuid(vpnIdVpnInstanceName), vpnName, dstIp, dstIpStr, elanTag);
        } else {
            vpnName = VpnHelper.getFirstVpnNameFromVpnInterface(vmVpnInterface);
            LOG.trace("Unknown IP is in external network, but internet VPN not found." + " fallback to first VPN");
            handlePacketToExternalNetwork(new Uuid(vpnIdVpnInstanceName), vpnName, dstIp, dstIpStr, elanTag);
        }
    }
}