2 * Copyright (c) 2015 - 2016 Ericsson India Global Services Pvt Ltd. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.vpnservice;
10 import org.opendaylight.vpnservice.utilities.InterfaceUtils;
12 import com.google.common.util.concurrent.FutureCallback;
13 import com.google.common.util.concurrent.Futures;
14 import com.google.common.util.concurrent.JdkFutureAdapters;
16 import org.opendaylight.controller.md.sal.binding.api.*;
17 import org.opendaylight.vpnservice.mdsalutil.*;
18 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.PhysAddress;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.PrefixToInterface;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.adjacency.list.AdjacencyKey;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.prefix.to._interface.vpn.ids.Prefixes;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.VpnInstanceOpDataEntry;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.VpnToDpnList;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.VpnToDpnListBuilder;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfacesBuilder;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfacesKey;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.arputil.rev151126.OdlArputilService;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.arputil.rev151126.SendArpResponseInput;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.arputil.rev151126.SendArpResponseInputBuilder;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.servicebinding.rev151015.service.bindings.services.info.BoundServices;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.FibEntries;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.fibentries.VrfTables;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.fibentries.VrfTablesBuilder;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.fibentries.VrfTablesKey;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.vrfentries.VrfEntry;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.vrfentries.VrfEntryBuilder;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.vrfentries.VrfEntryKey;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdManagerService;
42 import java.math.BigInteger;
43 import java.util.Collection;
44 import java.util.Iterator;
45 import java.util.List;
46 import java.util.ArrayList;
47 import java.util.concurrent.*;
49 import com.google.common.base.Optional;
51 import org.opendaylight.bgpmanager.api.IBgpManager;
52 import org.opendaylight.fibmanager.api.IFibManager;
53 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rpcs.rev151003.OdlInterfaceRpcService;
54 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rpcs.rev151217.ItmRpcService;
55 import org.opendaylight.vpnservice.mdsalutil.interfaces.IMdsalApiManager;
56 import org.opendaylight.yangtools.concepts.ListenerRegistration;
57 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
58 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.InstanceIdentifierBuilder;
59 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
60 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataChangeScope;
61 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.InterfacesState;
62 import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.adjacency.list.Adjacency;
63 import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.adjacency.list.AdjacencyBuilder;
64 import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.VpnInterfaces;
65 import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.Adjacencies;
66 import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.VpnAfConfig;
67 import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.VpnInstances;
68 import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.instances.VpnInstance;
69 import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.instances.VpnInstanceKey;
70 import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.interfaces.VpnInterface;
71 import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.interfaces.VpnInterfaceKey;
72 import org.opendaylight.yangtools.yang.common.RpcError;
73 import org.opendaylight.yangtools.yang.common.RpcResult;
74 import org.slf4j.Logger;
75 import org.slf4j.LoggerFactory;
77 public class VpnInterfaceManager extends AbstractDataChangeListener<VpnInterface> implements AutoCloseable {
78 private static final Logger LOG = LoggerFactory.getLogger(VpnInterfaceManager.class);
79 private ListenerRegistration<DataChangeListener> listenerRegistration, opListenerRegistration;
80 private ConcurrentMap<String, Runnable> vpnIntfMap = new ConcurrentHashMap<String, Runnable>();
81 private ExecutorService executorService = Executors.newSingleThreadExecutor();
82 private final DataBroker broker;
83 private final IBgpManager bgpManager;
84 private IFibManager fibManager;
85 private IMdsalApiManager mdsalManager;
86 private OdlInterfaceRpcService interfaceManager;
87 private ItmRpcService itmProvider;
88 private IdManagerService idManager;
89 private OdlArputilService arpManager;
90 private InterfaceStateChangeListener interfaceListener;
91 private VpnInterfaceOpListener vpnInterfaceOpListener;
92 private ArpNotificationHandler arpNotificationHandler;
93 protected enum UpdateRouteAction {
94 ADVERTISE_ROUTE, WITHDRAW_ROUTE
97 * Responsible for listening to data change related to VPN Interface
98 * Bind VPN Service on the interface and informs the BGP service
100 * @param db - dataBroker service reference
102 public VpnInterfaceManager(final DataBroker db, final IBgpManager bgpManager, NotificationService notificationService) {
103 super(VpnInterface.class);
105 this.bgpManager = bgpManager;
106 interfaceListener = new InterfaceStateChangeListener(db, this);
107 vpnInterfaceOpListener = new VpnInterfaceOpListener();
108 arpNotificationHandler = new ArpNotificationHandler(this, broker);
109 notificationService.registerNotificationListener(arpNotificationHandler);
110 registerListener(db);
113 public void setMdsalManager(IMdsalApiManager mdsalManager) {
114 this.mdsalManager = mdsalManager;
117 public void setInterfaceManager(OdlInterfaceRpcService interfaceManager) {
118 this.interfaceManager = interfaceManager;
119 interfaceListener.setInterfaceManager(interfaceManager);
122 public void setITMProvider(ItmRpcService itmProvider) {
123 this.itmProvider = itmProvider;
126 public void setFibManager(IFibManager fibManager) {
127 this.fibManager = fibManager;
130 public void setIdManager(IdManagerService idManager) {
131 this.idManager = idManager;
134 public void setArpManager(OdlArputilService arpManager) {
135 this.arpManager = arpManager;
139 public void close() throws Exception {
140 if (listenerRegistration != null) {
142 listenerRegistration.close();
143 opListenerRegistration.close();
144 } catch (final Exception e) {
145 LOG.error("Error when cleaning up DataChangeListener.", e);
147 listenerRegistration = null;
148 opListenerRegistration = null;
150 LOG.info("VPN Interface Manager Closed");
153 private void registerListener(final DataBroker db) {
155 listenerRegistration = db.registerDataChangeListener(LogicalDatastoreType.CONFIGURATION,
156 getWildCardPath(), VpnInterfaceManager.this, DataChangeScope.SUBTREE);
157 opListenerRegistration = db.registerDataChangeListener(LogicalDatastoreType.OPERATIONAL,
158 getWildCardPath(), vpnInterfaceOpListener, DataChangeScope.SUBTREE);
159 } catch (final Exception e) {
160 LOG.error("VPN Service DataChange listener registration fail!", e);
161 throw new IllegalStateException("VPN Service registration Listener failed.", e);
165 private InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface> getInterfaceListenerPath() {
166 return InstanceIdentifier.create(InterfacesState.class)
167 .child(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.class);
171 protected void add(final InstanceIdentifier<VpnInterface> identifier,
172 final VpnInterface vpnInterface) {
173 LOG.trace("VPN Interface key: {} , value: {}", identifier, vpnInterface );
174 addInterface(identifier, vpnInterface);
177 private void addInterface(final InstanceIdentifier<VpnInterface> identifier,
178 final VpnInterface vpnInterface) {
179 LOG.trace("VPN Interface add event - key: {}, value: {}" ,identifier, vpnInterface );
180 final VpnInterfaceKey key = identifier.firstKeyOf(VpnInterface.class, VpnInterfaceKey.class);
181 String interfaceName = key.getName();
183 org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface interfaceState =
184 InterfaceUtils.getInterfaceStateFromOperDS(broker, interfaceName);
185 if (interfaceState != null) {
186 // Interface state is up
187 processVpnInterfaceUp(InterfaceUtils.getDpIdFromInterface(interfaceState), interfaceName, interfaceState.getIfIndex());
189 LOG.trace("VPN interfaces are not yet operational.");
193 protected void processVpnInterfaceUp(BigInteger dpId, String interfaceName, int lPortTag) {
195 VpnInterface vpnInterface = VpnUtil.getConfiguredVpnInterface(broker, interfaceName);
196 if(vpnInterface == null) {
197 LOG.info("Unable to process add/up for interface {} as it is not configured", interfaceName);
200 String vpnName = vpnInterface.getVpnInstanceName();
201 LOG.info("Binding vpn service to interface {} ", interfaceName);
202 long vpnId = VpnUtil.getVpnId(broker, vpnName);
203 if (vpnId == VpnConstants.INVALID_ID) {
204 LOG.trace("VpnInstance to VPNId mapping is not yet available, bailing out now.");
207 synchronized (interfaceName.intern()) {
208 if (VpnUtil.getOperationalVpnInterface(broker, vpnInterface.getName()) != null) {
209 LOG.trace("VPN Interface already provisioned , bailing out from here.");
212 bindService(dpId, vpnName, interfaceName, lPortTag);
213 updateDpnDbs(dpId, vpnName, interfaceName, true);
214 processVpnInterfaceAdjacencies(dpId, VpnUtil.getVpnInterfaceIdentifier(vpnInterface.getName()), vpnInterface);
219 private void updateDpnDbs(BigInteger dpId, String vpnName, String interfaceName, boolean add) {
220 long vpnId = VpnUtil.getVpnId(broker, vpnName);
222 dpId = InterfaceUtils.getDpnForInterface(interfaceManager, interfaceName);
224 if(!dpId.equals(BigInteger.ZERO)) {
226 updateMappingDbs(vpnId, dpId, interfaceName, vpnName);
228 removeFromMappingDbs(vpnId, dpId, interfaceName, vpnName);
233 private void bindService(BigInteger dpId, String vpnInstanceName, String vpnInterfaceName, int lPortTag) {
234 int priority = VpnConstants.DEFAULT_FLOW_PRIORITY;
235 long vpnId = VpnUtil.getVpnId(broker, vpnInstanceName);
237 int instructionKey = 0;
238 List<Instruction> instructions = new ArrayList<Instruction>();
240 instructions.add(MDSALUtil.buildAndGetWriteMetadaInstruction(BigInteger.valueOf(vpnId), MetaDataUtil.METADATA_MASK_VRFID, ++instructionKey));
241 instructions.add(MDSALUtil.buildAndGetGotoTableInstruction(NwConstants.L3_FIB_TABLE, ++instructionKey));
245 InterfaceUtils.getBoundServices(String.format("%s.%s.%s", "vpn",vpnInstanceName, vpnInterfaceName),
246 VpnConstants.L3VPN_SERVICE_IDENTIFIER, priority,
247 VpnConstants.COOKIE_VM_INGRESS_TABLE, instructions);
248 VpnUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION,
249 InterfaceUtils.buildServiceId(vpnInterfaceName, VpnConstants.L3VPN_SERVICE_IDENTIFIER), serviceInfo);
250 makeArpFlow(dpId, VpnConstants.L3VPN_SERVICE_IDENTIFIER, lPortTag, vpnInterfaceName,
251 vpnId, ArpReplyOrRequest.REQUEST, NwConstants.ADD_FLOW);
255 private void processVpnInterfaceAdjacencies(BigInteger dpnId, final InstanceIdentifier<VpnInterface> identifier, VpnInterface intf) {
256 String intfName = intf.getName();
258 synchronized (intfName) {
260 InstanceIdentifier<Adjacencies> path = identifier.augmentation(Adjacencies.class);
261 Optional<Adjacencies> adjacencies = VpnUtil.read(broker, LogicalDatastoreType.CONFIGURATION, path);
263 if (adjacencies.isPresent()) {
264 List<Adjacency> nextHops = adjacencies.get().getAdjacency();
265 List<Adjacency> value = new ArrayList<>();
267 // Get the rd of the vpn instance
268 String rd = getRouteDistinguisher(intf.getVpnInstanceName());
270 String nextHopIp = InterfaceUtils.getEndpointIpAddressForDPN(broker, dpnId);
271 if (nextHopIp == null){
272 LOG.error("NextHop for interface {} is null", intfName);
275 LOG.trace("NextHops are {}", nextHops);
276 for (Adjacency nextHop : nextHops) {
277 String prefix = VpnUtil.getIpPrefix(nextHop.getIpAddress());
278 long label = VpnUtil.getUniqueId(idManager, VpnConstants.VPN_IDPOOL_NAME, VpnUtil
279 .getNextHopLabelKey((rd == null) ? intf.getVpnInstanceName() : rd, prefix));
280 String adjNextHop = nextHop.getNextHopIp();
281 value.add(new AdjacencyBuilder(nextHop).setLabel(label).setNextHopIp((adjNextHop != null && !adjNextHop.isEmpty()) ? adjNextHop : nextHopIp)
282 .setIpAddress(prefix).setKey(new AdjacencyKey(prefix)).build());
283 if(nextHop.getMacAddress() != null && !nextHop.getMacAddress().isEmpty()) {
286 LogicalDatastoreType.OPERATIONAL,
287 VpnUtil.getPrefixToInterfaceIdentifier(
288 VpnUtil.getVpnId(broker, intf.getVpnInstanceName()), prefix),
289 VpnUtil.getPrefixToInterface(dpnId, intf.getName(), prefix));
293 Adjacencies aug = VpnUtil.getVpnInterfaceAugmentation(value);
294 VpnInterface opInterface = VpnUtil.getVpnInterface(intfName, intf.getVpnInstanceName(), aug);
295 InstanceIdentifier<VpnInterface> interfaceId = VpnUtil.getVpnInterfaceIdentifier(intfName);
296 VpnUtil.syncWrite(broker, LogicalDatastoreType.OPERATIONAL, interfaceId, opInterface);
297 for (Adjacency nextHop : aug.getAdjacency()) {
298 long label = nextHop.getLabel();
299 String adjNextHop = nextHop.getNextHopIp();
301 addPrefixToBGP(rd, nextHop.getIpAddress(),
302 (adjNextHop != null && !adjNextHop.isEmpty()) ? adjNextHop : nextHopIp, label);
304 // ### add FIB route directly
305 addFibEntryToDS(intf.getVpnInstanceName(), nextHop.getIpAddress(),
306 (adjNextHop != null && !adjNextHop.isEmpty()) ? adjNextHop : nextHopIp, (int) label);
313 private void makeArpFlow(BigInteger dpId,short sIndex, int lPortTag, String vpnInterfaceName,
314 long vpnId, ArpReplyOrRequest replyOrRequest, int addOrRemoveFlow){
315 List<MatchInfo> matches = new ArrayList<MatchInfo>();
316 BigInteger metadata = MetaDataUtil.getMetaDataForLPortDispatcher(lPortTag, ++sIndex, BigInteger.valueOf(vpnId));
317 BigInteger metadataMask = MetaDataUtil.getMetaDataMaskForLPortDispatcher(MetaDataUtil.METADATA_MASK_SERVICE_INDEX,
318 MetaDataUtil.METADATA_MASK_LPORT_TAG, MetaDataUtil.METADATA_MASK_VRFID);
320 // Matching Arp reply flows
321 matches.add(new MatchInfo(MatchFieldType.eth_type, new long[] { NwConstants.ETHTYPE_ARP }));
322 matches.add(new MatchInfo(MatchFieldType.metadata, new BigInteger[] {
323 metadata, metadataMask }));
325 matches.add(new MatchInfo(MatchFieldType.arp_op, new long[] { replyOrRequest.getArpOperation() }));
327 // Instruction to punt to controller
328 List<InstructionInfo> instructions = new ArrayList<InstructionInfo>();
329 List<ActionInfo> actionsInfos = new ArrayList<ActionInfo>();
330 actionsInfos.add(new ActionInfo(ActionType.punt_to_controller, new String[] {}));
331 instructions.add(new InstructionInfo(InstructionType.write_actions, actionsInfos));
333 // Install the flow entry in L3_INTERFACE_TABLE
334 String flowRef = VpnUtil.getFlowRef(dpId, NwConstants.L3_INTERFACE_TABLE,
335 NwConstants.ETHTYPE_ARP, lPortTag, replyOrRequest.getArpOperation());
336 FlowEntity flowEntity;
337 flowEntity = MDSALUtil.buildFlowEntity(dpId, NwConstants.L3_INTERFACE_TABLE, flowRef,
338 NwConstants.DEFAULT_ARP_FLOW_PRIORITY, replyOrRequest.getName(), 0, 0,
339 VpnUtil.getCookieArpFlow(lPortTag), matches, instructions);
341 if (addOrRemoveFlow == NwConstants.ADD_FLOW) {
342 LOG.debug("Creating ARP Flow for interface {}",vpnInterfaceName);
343 mdsalManager.installFlow(flowEntity);
345 LOG.debug("Deleting ARP Flow for interface {}",vpnInterfaceName);
346 mdsalManager.removeFlow(flowEntity);
350 private String getRouteDistinguisher(String vpnName) {
351 InstanceIdentifier<VpnInstance> id = InstanceIdentifier.builder(VpnInstances.class)
352 .child(VpnInstance.class, new VpnInstanceKey(vpnName)).build();
353 Optional<VpnInstance> vpnInstance = VpnUtil.read(broker, LogicalDatastoreType.CONFIGURATION, id);
355 if(vpnInstance.isPresent()) {
356 VpnInstance instance = vpnInstance.get();
357 VpnAfConfig config = instance.getIpv4Family();
358 rd = config.getRouteDistinguisher();
363 private synchronized void updateMappingDbs(long vpnId, BigInteger dpnId, String intfName, String vpnName) {
364 String routeDistinguisher = getRouteDistinguisher(vpnName);
365 String rd = (routeDistinguisher == null) ? vpnName : routeDistinguisher;
366 InstanceIdentifier<VpnToDpnList> id = VpnUtil.getVpnToDpnListIdentifier(rd, dpnId);
367 Optional<VpnToDpnList> dpnInVpn = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, id);
368 org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces
369 vpnInterface = new VpnInterfacesBuilder().setInterfaceName(intfName).build();
371 if (dpnInVpn.isPresent()) {
372 VpnUtil.syncWrite(broker, LogicalDatastoreType.OPERATIONAL, id.child(
373 org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance
374 .op.data.vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces.class,
375 new VpnInterfacesKey(intfName)), vpnInterface);
377 VpnUtil.syncUpdate(broker, LogicalDatastoreType.OPERATIONAL,
378 VpnUtil.getVpnInstanceOpDataIdentifier(rd),
379 VpnUtil.getVpnInstanceOpDataBuilder(rd, vpnId));
380 VpnToDpnListBuilder vpnToDpnList = new VpnToDpnListBuilder().setDpnId(dpnId);
381 List<org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data
382 .vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces> vpnInterfaces = new ArrayList<>();
383 vpnInterfaces.add(vpnInterface);
384 VpnUtil.syncWrite(broker, LogicalDatastoreType.OPERATIONAL, id,
385 vpnToDpnList.setVpnInterfaces(vpnInterfaces).build());
388 * FIXME: DC Gateway tunnel should be built dynamically
389 //this is the first VM in this VPN on the DPN, may be a new DPN has come up,
390 //if tunnel to DC GW does not exist, create it
391 //if(!tunnelExists(dpnID, bgpManager.getDCGWIP()))
392 String dcGW = bgpManager.getDCGwIP();
393 if(dcGW != null && !dcGW.isEmpty())
395 LOG.debug("Building tunnel from DPN {} to DC GW {}", dpnId, dcGW);
396 itmProvider.buildTunnelFromDPNToDCGW(dpnId, new IpAddress(dcGW.toCharArray()));
398 fibManager.populateFibOnNewDpn(dpnId, vpnId, (rd == null) ? vpnName : rd);
402 private synchronized void removeFromMappingDbs(long vpnId, BigInteger dpnId, String intfName, String vpnName) {
403 //TODO: Delay 'DPN' removal so that other services can cleanup the entries for this dpn
404 String rd = VpnUtil.getVpnRd(broker, vpnName);
405 InstanceIdentifier<VpnToDpnList> id = VpnUtil.getVpnToDpnListIdentifier(rd, dpnId);
406 Optional<VpnToDpnList> dpnInVpn = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, id);
407 if (dpnInVpn.isPresent()) {
408 List<org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data
409 .vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces> vpnInterfaces = dpnInVpn.get().getVpnInterfaces();
410 org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces
411 currVpnInterface = new VpnInterfacesBuilder().setInterfaceName(intfName).build();
413 if (vpnInterfaces.remove(currVpnInterface)) {
414 if (vpnInterfaces.isEmpty()) {
415 VpnUtil.delete(broker, LogicalDatastoreType.OPERATIONAL, id, VpnUtil.DEFAULT_CALLBACK);
416 fibManager.cleanUpDpnForVpn(dpnId, vpnId, rd);
418 VpnUtil.delete(broker, LogicalDatastoreType.OPERATIONAL, id.child(
419 org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data
420 .vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces.class,
421 new VpnInterfacesKey(intfName)), VpnUtil.DEFAULT_CALLBACK);
427 private void addPrefixToBGP(String rd, String prefix, String nextHopIp, long label) {
429 bgpManager.addPrefix(rd, prefix, nextHopIp, (int)label);
430 } catch(Exception e) {
431 LOG.error("Add prefix failed", e);
436 private InstanceIdentifier<VpnInterface> getWildCardPath() {
437 return InstanceIdentifier.create(VpnInterfaces.class).child(VpnInterface.class);
441 protected void remove( InstanceIdentifier<VpnInterface> identifier, VpnInterface vpnInterface) {
442 LOG.trace("Remove event - key: {}, value: {}" ,identifier, vpnInterface );
443 final VpnInterfaceKey key = identifier.firstKeyOf(VpnInterface.class, VpnInterfaceKey.class);
444 String interfaceName = key.getName();
446 InstanceIdentifier<VpnInterface> interfaceId = VpnUtil.getVpnInterfaceIdentifier(interfaceName);
447 Optional<VpnInterface> existingVpnInterface = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, interfaceId);
448 org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface interfaceState =
449 InterfaceUtils.getInterfaceStateFromOperDS(broker, interfaceName);
451 if (existingVpnInterface.isPresent() && interfaceState != null) {
452 processVpnInterfaceDown(InterfaceUtils.getDpIdFromInterface(interfaceState), interfaceName, interfaceState.getIfIndex(), false);
454 LOG.warn("VPN interface {} was unavailable in operational data store to handle remove event", interfaceName);
458 protected void processVpnInterfaceDown(BigInteger dpId, String interfaceName, int lPortTag, boolean isInterfaceStateDown) {
459 VpnInterface vpnInterface = VpnUtil.getOperationalVpnInterface(broker, interfaceName);
460 if(vpnInterface == null) {
461 LOG.info("Unable to process delete/down for interface {} as it is not available in operational data store", interfaceName);
464 String vpnName = vpnInterface.getVpnInstanceName();
465 InstanceIdentifier<VpnInterface> identifier = VpnUtil.getVpnInterfaceIdentifier(interfaceName);
467 synchronized (interfaceName.intern()) {
468 removeAdjacenciesFromVpn(identifier, vpnInterface);
469 LOG.info("Unbinding vpn service from interface {} ", interfaceName);
470 unbindService(dpId, vpnName, interfaceName, lPortTag, isInterfaceStateDown);
472 //wait till DCN for removal of vpn interface in operational DS arrives
473 Runnable notifyTask = new VpnNotifyTask();
474 synchronized (interfaceName.intern()) {
475 vpnIntfMap.put(interfaceName, notifyTask);
476 synchronized (notifyTask) {
478 notifyTask.wait(VpnConstants.WAIT_TIME_IN_MILLISECONDS);
479 } catch (InterruptedException e) {
487 private void removeAdjacenciesFromVpn(final InstanceIdentifier<VpnInterface> identifier, VpnInterface intf) {
489 InstanceIdentifier<Adjacencies> path = identifier.augmentation(Adjacencies.class);
490 Optional<Adjacencies> adjacencies = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, path);
492 String rd = VpnUtil.getVpnRd(broker, intf.getVpnInstanceName());
493 if (adjacencies.isPresent()) {
494 List<Adjacency> nextHops = adjacencies.get().getAdjacency();
496 if (!nextHops.isEmpty()) {
497 LOG.trace("NextHops are " + nextHops);
498 for (Adjacency nextHop : nextHops) {
499 VpnUtil.releaseId(idManager, VpnConstants.VPN_IDPOOL_NAME,
500 VpnUtil.getNextHopLabelKey(rd, nextHop.getIpAddress()));
501 /*VpnUtil.delete(broker, LogicalDatastoreType.OPERATIONAL,
502 VpnUtil.getPrefixToInterfaceIdentifier(
503 VpnUtil.getVpnId(broker, intf.getVpnInstanceName()),
504 nextHop.getIpAddress()),
505 VpnUtil.DEFAULT_CALLBACK);*/
506 if (rd.equals(intf.getVpnInstanceName())) {
507 //this is an internal vpn - the rd is assigned to the vpn instance name;
508 //remove from FIB directly
509 removeFibEntryFromDS(intf.getVpnInstanceName(), nextHop.getIpAddress());
511 removePrefixFromBGP(rd, nextHop.getIpAddress());
519 private void unbindService(BigInteger dpId, String vpnInstanceName, String vpnInterfaceName,
520 int lPortTag, boolean isInterfaceStateDown) {
521 if (!isInterfaceStateDown) {
522 VpnUtil.delete(broker, LogicalDatastoreType.CONFIGURATION,
523 InterfaceUtils.buildServiceId(vpnInterfaceName,
524 VpnConstants.L3VPN_SERVICE_IDENTIFIER),
525 VpnUtil.DEFAULT_CALLBACK);
527 long vpnId = VpnUtil.getVpnId(broker, vpnInstanceName);
528 makeArpFlow(dpId, VpnConstants.L3VPN_SERVICE_IDENTIFIER, lPortTag, vpnInterfaceName,
529 vpnId, ArpReplyOrRequest.REQUEST, NwConstants.DEL_FLOW);
533 private void removePrefixFromBGP(String rd, String prefix) {
535 bgpManager.deletePrefix(rd, prefix);
536 } catch(Exception e) {
537 LOG.error("Delete prefix failed", e);
542 protected void update(InstanceIdentifier<VpnInterface> identifier, VpnInterface original, VpnInterface update) {
543 if (LOG.isTraceEnabled()) {
544 LOG.trace("Updating VPN Interface : key " + identifier + ", original value=" + original + ", update " +
547 String oldVpnName = original.getVpnInstanceName();
548 String newVpnName = update.getVpnInstanceName();
549 List<Adjacency> oldAdjs = original.getAugmentation(Adjacencies.class).getAdjacency();
550 List<Adjacency> newAdjs = update.getAugmentation(Adjacencies.class).getAdjacency();
551 if (oldAdjs == null) {
552 oldAdjs = new ArrayList<>();
554 if (newAdjs == null) {
555 newAdjs = new ArrayList<>();
557 //handles switching between <internal VPN - external VPN>
558 if (!oldVpnName.equals(newVpnName)) {
559 remove(identifier, original);
560 add(identifier, update);
562 //handle both addition and removal of adjacencies
563 //currently, new adjacency may be an extra route
564 if (!oldAdjs.equals(newAdjs)) {
565 for (Adjacency adj : newAdjs) {
566 if (oldAdjs.contains(adj)) {
569 // add new adjacency - right now only extra route will hit this path
570 addNewAdjToVpnInterface(identifier, adj);
573 for (Adjacency adj : oldAdjs) {
574 delAdjFromVpnInterface(identifier, adj);
579 public void processArpRequest(IpAddress srcIP, PhysAddress srcMac, IpAddress targetIP, String srcInterface){
580 SendArpResponseInput input = new SendArpResponseInputBuilder().setInterface(srcInterface)
581 .setIpaddress(srcIP).setSrcIpAddress(targetIP).setMacaddress(srcMac).build();
582 final String msgFormat = String.format("Send ARP Response on interface %s to destination %s", srcInterface, srcIP);
583 Future<RpcResult<Void>> future = arpManager.sendArpResponse(input);
584 Futures.addCallback(JdkFutureAdapters.listenInPoolThread(future), new FutureCallback<RpcResult<Void>>() {
586 public void onFailure(Throwable error) {
587 LOG.error("Error - {}", msgFormat, error);
591 public void onSuccess(RpcResult<Void> result) {
592 if(!result.isSuccessful()) {
593 LOG.warn("Rpc call to {} failed", msgFormat, getErrorText(result.getErrors()));
595 LOG.debug("Successful RPC Result - {}", msgFormat);
601 private String getErrorText(Collection<RpcError> errors) {
602 StringBuilder errorText = new StringBuilder();
603 for(RpcError error : errors) {
604 errorText.append(",").append(error.getErrorType()).append("-")
605 .append(error.getMessage());
607 return errorText.toString();
610 private String getTunnelInterfaceFlowRef(BigInteger dpnId, short tableId, String ifName) {
611 return new StringBuilder().append(dpnId).append(tableId).append(ifName).toString();
616 public synchronized void addFibEntryToDS(String rd, String prefix,
617 String nexthop, int label) {
619 VrfEntry vrfEntry = new VrfEntryBuilder().setDestPrefix(prefix).
620 setNextHopAddress(nexthop).setLabel((long)label).build();
621 LOG.debug("Created vrfEntry for {} nexthop {} label {}", prefix, nexthop, label);
623 List<VrfEntry> vrfEntryList = new ArrayList<VrfEntry>();
624 vrfEntryList.add(vrfEntry);
626 InstanceIdentifierBuilder<VrfTables> idBuilder =
627 InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd));
628 InstanceIdentifier<VrfTables> vrfTableId = idBuilder.build();
630 VrfTables vrfTableNew = new VrfTablesBuilder().setRouteDistinguisher(rd).
631 setVrfEntry(vrfEntryList).build();
633 VpnUtil.syncUpdate(broker, LogicalDatastoreType.CONFIGURATION, vrfTableId, vrfTableNew);
636 public synchronized void removeFibEntryFromDS(String rd, String prefix) {
638 LOG.debug("Removing fib entry with destination prefix {} from vrf table for rd {}", prefix, rd);
640 InstanceIdentifierBuilder<VrfEntry> idBuilder =
641 InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd)).child(VrfEntry.class, new VrfEntryKey(prefix));
642 InstanceIdentifier<VrfEntry> vrfEntryId = idBuilder.build();
643 VpnUtil.delete(broker, LogicalDatastoreType.CONFIGURATION, vrfEntryId, VpnUtil.DEFAULT_CALLBACK);
647 public synchronized void removeVrfFromDS(String rd) {
648 LOG.debug("Removing vrf table for rd {}", rd);
650 InstanceIdentifierBuilder<VrfTables> idBuilder =
651 InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd));
652 InstanceIdentifier<VrfTables> vrfTableId = idBuilder.build();
654 VpnUtil.delete(broker, LogicalDatastoreType.CONFIGURATION, vrfTableId, VpnUtil.DEFAULT_CALLBACK);
658 protected void addNewAdjToVpnInterface(InstanceIdentifier<VpnInterface> identifier, Adjacency adj) {
660 Optional<VpnInterface> optVpnInterface = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, identifier);
662 if (optVpnInterface.isPresent()) {
663 VpnInterface currVpnIntf = optVpnInterface.get();
664 String prefix = VpnUtil.getIpPrefix(adj.getIpAddress());
665 String rd = getRouteDistinguisher(currVpnIntf.getVpnInstanceName());
666 InstanceIdentifier<Adjacencies> adjPath = identifier.augmentation(Adjacencies.class);
667 Optional<Adjacencies> optAdjacencies = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, adjPath);
669 VpnUtil.getUniqueId(idManager, VpnConstants.VPN_IDPOOL_NAME,
670 VpnUtil.getNextHopLabelKey((rd != null) ? rd : currVpnIntf.getVpnInstanceName(), prefix));
672 List<Adjacency> adjacencies;
673 if (optAdjacencies.isPresent()) {
674 adjacencies = optAdjacencies.get().getAdjacency();
676 //This code will not be hit since VM adjacency will always be there
677 adjacencies = new ArrayList<>();
680 adjacencies.add(new AdjacencyBuilder(adj).setLabel(label).setNextHopIp(adj.getNextHopIp())
681 .setIpAddress(prefix).setKey(new AdjacencyKey(prefix)).build());
683 Adjacencies aug = VpnUtil.getVpnInterfaceAugmentation(adjacencies);
684 VpnInterface newVpnIntf = VpnUtil.getVpnInterface(currVpnIntf.getName(), currVpnIntf.getVpnInstanceName(), aug);
686 VpnUtil.syncUpdate(broker, LogicalDatastoreType.OPERATIONAL, identifier, newVpnIntf);
687 addExtraRoute(adj.getIpAddress(), adj.getNextHopIp(), rd, currVpnIntf.getVpnInstanceName(), (int) label, currVpnIntf.getName());
693 protected void delAdjFromVpnInterface(InstanceIdentifier<VpnInterface> identifier, Adjacency adj) {
694 Optional<VpnInterface> optVpnInterface = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, identifier);
696 if (optVpnInterface.isPresent()) {
697 VpnInterface currVpnIntf = optVpnInterface.get();
699 InstanceIdentifier<Adjacencies> path = identifier.augmentation(Adjacencies.class);
700 Optional<Adjacencies> optAdjacencies = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, path);
701 if (optAdjacencies.isPresent()) {
702 List<Adjacency> adjacencies = optAdjacencies.get().getAdjacency();
704 if (!adjacencies.isEmpty()) {
705 String rd = getRouteDistinguisher(currVpnIntf.getVpnInstanceName());
706 LOG.trace("Adjacencies are " + adjacencies);
707 Iterator<Adjacency> adjIt = adjacencies.iterator();
708 while (adjIt.hasNext()) {
709 Adjacency adjElem = adjIt.next();
710 if (adjElem.getIpAddress().equals(adj.getIpAddress())) {
711 VpnUtil.releaseId(idManager, VpnConstants.VPN_IDPOOL_NAME,
712 VpnUtil.getNextHopLabelKey(rd, adj.getIpAddress()));
715 Adjacencies aug = VpnUtil.getVpnInterfaceAugmentation(adjacencies);
716 VpnInterface newVpnIntf = VpnUtil.getVpnInterface(currVpnIntf.getName(),
717 currVpnIntf.getVpnInstanceName(),
720 VpnUtil.syncUpdate(broker, LogicalDatastoreType.OPERATIONAL, identifier, newVpnIntf);
722 delExtraRoute(adj.getIpAddress(), rd, currVpnIntf.getVpnInstanceName());
733 protected void addExtraRoute(String destination, String nextHop, String rd, String routerID, int label, String intfName) {
735 //add extra route to vpn mapping; advertise with nexthop as tunnel ip
738 LogicalDatastoreType.OPERATIONAL,
739 VpnUtil.getVpnToExtrarouteIdentifier(
740 (rd != null) ? rd : routerID, destination),
741 VpnUtil.getVpnToExtraroute(destination, nextHop));
743 if(intfName != null && !intfName.isEmpty()) {
744 BigInteger dpnId = InterfaceUtils.getDpnForInterface(interfaceManager, intfName);
745 String nextHopIp = InterfaceUtils.getEndpointIpAddressForDPN(broker, dpnId);
746 if (nextHopIp == null && !nextHopIp.isEmpty()) {
747 LOG.error("NextHop for interface {} is null. Adding extra route {} without nextHop", intfName,
753 addPrefixToBGP(rd, destination, nextHop, label);
755 // ### add FIB route directly
756 addFibEntryToDS(routerID, destination, nextHop, label);
760 protected void delExtraRoute(String destination, String rd, String routerID) {
762 removePrefixFromBGP(rd, destination);
764 // ### add FIB route directly
765 removeFibEntryFromDS(routerID, destination);
769 class VpnInterfaceOpListener extends org.opendaylight.vpnservice.mdsalutil.AbstractDataChangeListener<VpnInterface> {
771 public VpnInterfaceOpListener() {
772 super(VpnInterface.class);
776 protected void remove(InstanceIdentifier<VpnInterface> identifier, VpnInterface del) {
777 final VpnInterfaceKey key = identifier.firstKeyOf(VpnInterface.class, VpnInterfaceKey.class);
778 String interfaceName = key.getName();
780 //increment the vpn interface count in Vpn Instance Op Data
782 String rd = getRouteDistinguisher(del.getVpnInstanceName());
783 if(rd == null || rd.isEmpty()) rd = del.getVpnInstanceName();
784 VpnInstanceOpDataEntry vpnInstOp = VpnUtil.getVpnInstanceOpData(broker, rd);
785 if(vpnInstOp != null && vpnInstOp.getVpnInterfaceCount() != null) {
786 ifCnt = vpnInstOp.getVpnInterfaceCount();
789 LOG.trace("VpnInterfaceOpListener remove: interface name {} rd {} interface count in Vpn Op Instance {}", interfaceName, rd, ifCnt);
792 VpnUtil.asyncUpdate(broker, LogicalDatastoreType.OPERATIONAL,
793 VpnUtil.getVpnInstanceOpDataIdentifier(rd),
794 VpnUtil.updateIntfCntInVpnInstOpData(ifCnt - 1, rd), VpnUtil.DEFAULT_CALLBACK);
797 // Vpn Interface removed => No more adjacencies from it.
798 // Hence clean up interface from vpn-dpn-interface list.
799 Adjacency adjacency = del.getAugmentation(Adjacencies.class).getAdjacency().get(0);
800 Optional<Prefixes> prefixToInterface = Optional.absent();
801 prefixToInterface = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL,
802 VpnUtil.getPrefixToInterfaceIdentifier(vpnInstOp.getVpnId(),
803 VpnUtil.getIpPrefix(adjacency.getIpAddress())));
804 if (!prefixToInterface.isPresent()) {
805 prefixToInterface = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL,
806 VpnUtil.getPrefixToInterfaceIdentifier(vpnInstOp.getVpnId(),
807 VpnUtil.getIpPrefix(adjacency.getNextHopIp())));
809 if (prefixToInterface.isPresent()) {
810 VpnUtil.delete(broker, LogicalDatastoreType.OPERATIONAL,
811 VpnUtil.getPrefixToInterfaceIdentifier(vpnInstOp.getVpnId(),
812 prefixToInterface.get().getIpAddress()),
813 VpnUtil.DEFAULT_CALLBACK);
814 updateDpnDbs(prefixToInterface.get().getDpnId(), del.getVpnInstanceName(), interfaceName, false);
816 notifyTaskIfRequired(interfaceName);
819 private void notifyTaskIfRequired(String intfName) {
820 Runnable notifyTask = vpnIntfMap.remove(intfName);
821 if (notifyTask == null) {
824 executorService.execute(notifyTask);
828 protected void update(InstanceIdentifier<VpnInterface> identifier, VpnInterface original, VpnInterface update) {
832 protected void add(InstanceIdentifier<VpnInterface> identifier, VpnInterface add) {
833 final VpnInterfaceKey key = identifier.firstKeyOf(VpnInterface.class, VpnInterfaceKey.class);
834 String interfaceName = key.getName();
836 //increment the vpn interface count in Vpn Instance Op Data
838 String rd = getRouteDistinguisher(add.getVpnInstanceName());
839 if(rd == null || rd.isEmpty()) rd = add.getVpnInstanceName();
840 VpnInstanceOpDataEntry vpnInstOp = VpnUtil.getVpnInstanceOpData(broker, rd);
841 if(vpnInstOp != null && vpnInstOp.getVpnInterfaceCount() != null) {
842 ifCnt = vpnInstOp.getVpnInterfaceCount();
845 LOG.trace("VpnInterfaceOpListener add: interface name {} rd {} interface count in Vpn Op Instance {}", interfaceName, rd, ifCnt);
847 VpnUtil.asyncUpdate(broker, LogicalDatastoreType.OPERATIONAL,
848 VpnUtil.getVpnInstanceOpDataIdentifier(rd),
849 VpnUtil.updateIntfCntInVpnInstOpData(ifCnt + 1, rd), VpnUtil.DEFAULT_CALLBACK);
855 protected void updatePrefixesForDPN(BigInteger dpnId, UpdateRouteAction action) {
857 LOG.info("Tunnel event triggered {} for Dpn:{} ", action.name(), dpnId);
858 InstanceIdentifierBuilder<VpnInstances> idBuilder = InstanceIdentifier.builder(VpnInstances.class);
859 InstanceIdentifier<VpnInstances> vpnInstancesId = idBuilder.build();
860 Optional<VpnInstances> vpnInstances = VpnUtil.read(broker, LogicalDatastoreType.CONFIGURATION, vpnInstancesId);
862 if (vpnInstances.isPresent()) {
863 List<VpnInstance> vpnInstanceList = vpnInstances.get().getVpnInstance();
864 Iterator<VpnInstance> vpnInstIter = vpnInstanceList.iterator();
865 while (vpnInstIter.hasNext()) {
866 VpnInstance vpnInstance = vpnInstIter.next();
868 VpnAfConfig vpnConfig = vpnInstance.getIpv4Family();
869 String rd = vpnConfig.getRouteDistinguisher();
870 if (rd == null || rd.isEmpty()) {
871 rd = vpnInstance.getVpnInstanceName();
873 InstanceIdentifier<VpnToDpnList> id =
874 VpnUtil.getVpnToDpnListIdentifier(rd, dpnId);
875 Optional<VpnToDpnList> dpnInVpn =
876 VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, id);
877 if (dpnInVpn.isPresent()) {
878 // if (action == UpdateRouteAction.ADVERTISE_ROUTE) {
879 // fibManager.populateFibOnNewDpn(dpnId, VpnUtil
880 // .getVpnId(broker, vpnInstance.getVpnInstanceName()), rd);
882 List<org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data
883 .vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces>
884 vpnInterfaces = dpnInVpn.get().getVpnInterfaces();
885 for (org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data
886 .vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces vpnInterface : vpnInterfaces) {
887 InstanceIdentifier<VpnInterface> vpnIntfId =
888 VpnUtil.getVpnInterfaceIdentifier(vpnInterface.getInterfaceName());
889 InstanceIdentifier<Adjacencies> path =
890 vpnIntfId.augmentation(Adjacencies.class);
891 Optional<Adjacencies> adjacencies =
892 VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, path);
894 if (adjacencies.isPresent()) {
895 List<Adjacency> adjacencyList = adjacencies.get().getAdjacency();
896 Iterator<Adjacency> adjacencyIterator = adjacencyList.iterator();
898 while (adjacencyIterator.hasNext()) {
899 Adjacency adjacency = adjacencyIterator.next();
901 if (action == UpdateRouteAction.ADVERTISE_ROUTE)
902 bgpManager.addPrefix(rd, adjacency.getIpAddress(),
903 adjacency.getNextHopIp(),
904 adjacency.getLabel().intValue());
905 else if (action == UpdateRouteAction.WITHDRAW_ROUTE)
906 bgpManager.deletePrefix(rd, adjacency.getIpAddress());
907 } catch (Exception e) {
908 LOG.error("Exception when updating prefix {} in vrf {} to BGP",
909 adjacency.getIpAddress(), rd);
915 // if (action == UpdateRouteAction.WITHDRAW_ROUTE) {
916 // fibManager.cleanUpDpnForVpn(dpnId, VpnUtil.getVpnId(broker, vpnInstance.getVpnInstanceName()), rd);
919 } catch (Exception e) {
920 LOG.error("updatePrefixesForDPN {} in vpn {} failed", dpnId, vpnInstance.getVpnInstanceName(), e);