2 * Copyright (c) 2014 Cisco Systems, Inc. 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.protocol.bgp.rib.impl;
10 import static java.util.Objects.requireNonNull;
12 import com.google.common.base.MoreObjects;
13 import com.google.common.base.MoreObjects.ToStringHelper;
14 import com.google.common.base.Objects;
15 import com.google.common.cache.CacheBuilder;
16 import com.google.common.cache.CacheLoader;
17 import com.google.common.cache.LoadingCache;
18 import com.google.common.collect.ImmutableMap;
19 import com.google.common.collect.ImmutableSet;
20 import com.google.common.net.InetAddresses;
21 import com.google.common.util.concurrent.Futures;
22 import com.google.common.util.concurrent.ListenableFuture;
23 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
24 import java.util.ArrayList;
25 import java.util.Arrays;
26 import java.util.Collections;
27 import java.util.HashMap;
28 import java.util.HashSet;
29 import java.util.List;
31 import java.util.Optional;
33 import java.util.stream.Collectors;
34 import javax.annotation.concurrent.GuardedBy;
35 import org.opendaylight.controller.md.sal.common.api.data.AsyncTransaction;
36 import org.opendaylight.controller.md.sal.common.api.data.TransactionChain;
37 import org.opendaylight.controller.md.sal.common.api.data.TransactionChainListener;
38 import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain;
39 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.RoutedRpcRegistration;
40 import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
41 import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
42 import org.opendaylight.protocol.bgp.parser.BGPError;
43 import org.opendaylight.protocol.bgp.parser.impl.message.update.LocalPreferenceAttributeParser;
44 import org.opendaylight.protocol.bgp.parser.spi.MessageUtil;
45 import org.opendaylight.protocol.bgp.rib.impl.spi.RIB;
46 import org.opendaylight.protocol.bgp.rib.impl.state.BGPPeerStateImpl;
47 import org.opendaylight.protocol.bgp.rib.impl.state.BGPSessionStateProvider;
48 import org.opendaylight.protocol.bgp.rib.spi.BGPSession;
49 import org.opendaylight.protocol.bgp.rib.spi.BGPSessionListener;
50 import org.opendaylight.protocol.bgp.rib.spi.BGPTerminationReason;
51 import org.opendaylight.protocol.bgp.rib.spi.Peer;
52 import org.opendaylight.protocol.bgp.rib.spi.RIBSupport;
53 import org.opendaylight.protocol.bgp.rib.spi.RouterIds;
54 import org.opendaylight.protocol.bgp.rib.spi.policy.BGPRouteEntryImportParameters;
55 import org.opendaylight.protocol.bgp.rib.spi.state.BGPAfiSafiState;
56 import org.opendaylight.protocol.bgp.rib.spi.state.BGPErrorHandlingState;
57 import org.opendaylight.protocol.bgp.rib.spi.state.BGPSessionState;
58 import org.opendaylight.protocol.bgp.rib.spi.state.BGPTimersState;
59 import org.opendaylight.protocol.bgp.rib.spi.state.BGPTransportState;
60 import org.opendaylight.protocol.concepts.AbstractRegistration;
61 import org.opendaylight.protocol.util.Ipv4Util;
62 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
63 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev171207.ipv4.prefixes.DestinationIpv4Builder;
64 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev171207.ipv4.prefixes.destination.ipv4.Ipv4Prefixes;
65 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev171207.ipv4.prefixes.destination.ipv4.Ipv4PrefixesBuilder;
66 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev171207.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationIpv4CaseBuilder;
67 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.Update;
68 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.Attributes;
69 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.AttributesBuilder;
70 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.update.message.Nlri;
71 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.BgpAddPathTableType;
72 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.BgpTableType;
73 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.RouteRefresh;
74 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.SendReceive;
75 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.add.path.capability.AddressFamilies;
76 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.MpReachNlri;
77 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.MpReachNlriBuilder;
78 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.MpUnreachNlri;
79 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.MpUnreachNlriBuilder;
80 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.mp.reach.nlri.AdvertizedRoutesBuilder;
81 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.mp.unreach.nlri.WithdrawnRoutesBuilder;
82 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.peer.rpc.rev171207.BgpPeerRpcService;
83 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.peer.rpc.rev171207.PeerContext;
84 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev171207.PeerId;
85 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev171207.PeerRole;
86 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev171207.bgp.rib.rib.PeerKey;
87 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev171207.bgp.rib.rib.peer.AdjRibOut;
88 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev171207.rib.Tables;
89 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev171207.rib.TablesKey;
90 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.AddressFamily;
91 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv4AddressFamily;
92 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.SubsequentAddressFamily;
93 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.UnicastSubsequentAddressFamily;
94 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
95 import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
96 import org.opendaylight.yangtools.yang.binding.Notification;
97 import org.slf4j.Logger;
98 import org.slf4j.LoggerFactory;
101 * Class representing a peer. We have a single instance for each peer, which provides translation from BGP events into
104 public class BGPPeer extends BGPPeerStateImpl implements BGPRouteEntryImportParameters,
105 BGPSessionListener, Peer, TransactionChainListener {
106 private static final Logger LOG = LoggerFactory.getLogger(BGPPeer.class);
108 private Set<TablesKey> tables = Collections.emptySet();
109 private final RIB rib;
110 private final String name;
111 private final Map<TablesKey, AdjRibOutListener> adjRibOutListenerSet = new HashMap<>();
112 private final RpcProviderRegistry rpcRegistry;
113 private final PeerRole peerRole;
114 private final InstanceIdentifier<AdjRibOut> peerRibOutIId;
115 private final KeyedInstanceIdentifier<org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib
116 .rev171207.bgp.rib.rib.Peer, PeerKey> peerIId;
118 private AbstractRegistration trackerRegistration;
119 private final PeerId peerId;
120 private final LoadingCache<TablesKey, KeyedInstanceIdentifier<Tables, TablesKey>> tablesIId
121 = CacheBuilder.newBuilder()
122 .build(new CacheLoader<TablesKey, KeyedInstanceIdentifier<Tables, TablesKey>>() {
124 public KeyedInstanceIdentifier<Tables, TablesKey> load(final TablesKey tablesKey) {
125 return BGPPeer.this.peerRibOutIId.child(Tables.class, tablesKey);
130 private BGPSession session;
132 private byte[] rawIdentifier;
134 private DOMTransactionChain chain;
136 private AdjRibInWriter ribWriter;
138 private EffectiveRibInWriter effRibInWriter;
139 private RoutedRpcRegistration<BgpPeerRpcService> rpcRegistration;
140 private Map<TablesKey, SendReceive> addPathTableMaps = Collections.emptyMap();
143 final IpAddress neighborAddress,
144 final String peerGroupName,
147 final RpcProviderRegistry rpcRegistry,
148 final Set<TablesKey> afiSafisAdvertized,
149 final Set<TablesKey> afiSafisGracefulAdvertized) {
150 super(rib.getInstanceIdentifier(), peerGroupName, neighborAddress, afiSafisAdvertized,
151 afiSafisGracefulAdvertized);
152 this.peerRole = role;
153 this.rib = requireNonNull(rib);
154 this.name = Ipv4Util.toStringIP(neighborAddress);
155 this.rpcRegistry = rpcRegistry;
156 this.peerId = RouterIds.createPeerId(neighborAddress);
157 this.peerIId = getInstanceIdentifier().child(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns
158 .yang.bgp.rib.rev171207.bgp.rib.rib.Peer.class, new PeerKey(this.peerId));
159 this.peerRibOutIId = this.peerIId.child(AdjRibOut.class);
160 this.chain = rib.createPeerDOMChain(this);
164 final IpAddress neighborAddress,
167 final RpcProviderRegistry rpcRegistry,
168 final Set<TablesKey> afiSafisAdvertized,
169 final Set<TablesKey> afiSafisGracefulAdvertized) {
170 this(neighborAddress, null, rib, role, rpcRegistry, afiSafisAdvertized,
171 afiSafisGracefulAdvertized);
175 private static Attributes nextHopToAttribute(final Attributes attrs, final MpReachNlri mpReach) {
176 if (attrs.getCNextHop() == null && mpReach.getCNextHop() != null) {
177 final AttributesBuilder attributesBuilder = new AttributesBuilder(attrs);
178 attributesBuilder.setCNextHop(mpReach.getCNextHop());
179 return attributesBuilder.build();
185 * Creates MPReach for the prefixes to be handled in the same way as linkstate routes.
187 * @param message Update message containing prefixes in NLRI
188 * @return MpReachNlri with prefixes from the nlri field
190 private static MpReachNlri prefixesToMpReach(final Update message) {
191 final List<Ipv4Prefixes> prefixes = message.getNlri().stream()
192 .map(n -> new Ipv4PrefixesBuilder().setPrefix(n.getPrefix()).setPathId(n.getPathId()).build())
193 .collect(Collectors.toList());
194 final MpReachNlriBuilder b = new MpReachNlriBuilder().setAfi(Ipv4AddressFamily.class).setSafi(
195 UnicastSubsequentAddressFamily.class).setAdvertizedRoutes(
196 new AdvertizedRoutesBuilder().setDestinationType(
197 new DestinationIpv4CaseBuilder().setDestinationIpv4(
198 new DestinationIpv4Builder().setIpv4Prefixes(prefixes).build()).build()).build());
199 if (message.getAttributes() != null) {
200 b.setCNextHop(message.getAttributes().getCNextHop());
206 * Create MPUnreach for the prefixes to be handled in the same way as linkstate routes.
208 * @param message Update message containing withdrawn routes
209 * @param isAnyNlriAnnounced isAnyNlriAnnounced
210 * @return MpUnreachNlri with prefixes from the withdrawn routes field
212 private static MpUnreachNlri prefixesToMpUnreach(final Update message, final boolean isAnyNlriAnnounced) {
213 final List<Ipv4Prefixes> prefixes = new ArrayList<>();
214 message.getWithdrawnRoutes().forEach(w -> {
216 Optional<Nlri> nlriAnounced = Optional.empty();
217 if (isAnyNlriAnnounced) {
218 nlriAnounced = message.getNlri().stream().filter(n -> Objects.equal(n.getPrefix(), w.getPrefix())
219 && Objects.equal(n.getPathId(), w.getPathId()))
222 if (!nlriAnounced.isPresent()) {
223 prefixes.add(new Ipv4PrefixesBuilder().setPrefix(w.getPrefix()).setPathId(w.getPathId()).build());
226 return new MpUnreachNlriBuilder().setAfi(Ipv4AddressFamily.class).setSafi(UnicastSubsequentAddressFamily.class)
227 .setWithdrawnRoutes(new WithdrawnRoutesBuilder().setDestinationType(new org.opendaylight.yang.gen.v1
228 .urn.opendaylight.params.xml.ns.yang.bgp.inet.rev171207.update.attributes.mp.unreach.nlri
229 .withdrawn.routes.destination.type.DestinationIpv4CaseBuilder().setDestinationIpv4(
230 new DestinationIpv4Builder().setIpv4Prefixes(prefixes).build()).build()).build()).build();
233 private static Map<TablesKey, SendReceive> mapTableTypesFamilies(final List<AddressFamilies> addPathTablesType) {
234 return ImmutableMap.copyOf(addPathTablesType.stream().collect(Collectors.toMap(af -> new TablesKey(af.getAfi(),
235 af.getSafi()), BgpAddPathTableType::getSendReceive)));
238 public synchronized void instantiateServiceInstance() {
239 this.ribWriter = AdjRibInWriter.create(this.rib.getYangRibId(), this.peerRole, this.chain);
243 // FIXME ListenableFuture<?> should be used once closeServiceInstance uses wildcard too
245 public synchronized ListenableFuture<Void> close() {
246 final ListenableFuture<Void> future = releaseConnection();
253 public void onMessage(final BGPSession session, final Notification msg) throws BGPDocumentedException {
254 if (!(msg instanceof Update) && !(msg instanceof RouteRefresh)) {
255 LOG.info("Ignoring unhandled message class {}", msg.getClass());
258 if (msg instanceof Update) {
259 onUpdateMessage((Update) msg);
261 onRouteRefreshMessage((RouteRefresh) msg);
265 private void onRouteRefreshMessage(final RouteRefresh message) {
266 final Class<? extends AddressFamily> rrAfi = message.getAfi();
267 final Class<? extends SubsequentAddressFamily> rrSafi = message.getSafi();
269 final TablesKey key = new TablesKey(rrAfi, rrSafi);
270 final AdjRibOutListener listener = this.adjRibOutListenerSet.get(key);
271 if (listener != null) {
273 this.adjRibOutListenerSet.remove(key);
274 createAdjRibOutListener(key, listener.isMpSupported());
276 LOG.info("Ignoring RouteRefresh message. Afi/Safi is not supported: {}, {}.", rrAfi, rrSafi);
281 * Check for presence of well known mandatory attribute LOCAL_PREF in Update message.
283 * @param message Update message
285 private void checkMandatoryAttributesPresence(final Update message) throws BGPDocumentedException {
286 if (MessageUtil.isAnyNlriPresent(message)) {
287 final Attributes attrs = message.getAttributes();
288 if (this.peerRole == PeerRole.Ibgp && (attrs == null || attrs.getLocalPref() == null)) {
289 throw new BGPDocumentedException(BGPError.MANDATORY_ATTR_MISSING_MSG + "LOCAL_PREF",
290 BGPError.WELL_KNOWN_ATTR_MISSING,
291 new byte[]{LocalPreferenceAttributeParser.TYPE});
297 * Process Update message received.
298 * Calls {@link #checkMandatoryAttributesPresence(Update)} to check for presence of mandatory attributes.
300 * @param message Update message
302 private synchronized void onUpdateMessage(final Update message) throws BGPDocumentedException {
303 checkMandatoryAttributesPresence(message);
306 final Attributes attrs = message.getAttributes();
308 final boolean isAnyNlriAnnounced = message.getNlri() != null;
309 if (isAnyNlriAnnounced) {
310 mpReach = prefixesToMpReach(message);
312 mpReach = MessageUtil.getMpReachNlri(attrs);
314 if (mpReach != null) {
315 this.ribWriter.updateRoutes(mpReach, nextHopToAttribute(attrs, mpReach));
317 MpUnreachNlri mpUnreach;
318 if (message.getWithdrawnRoutes() != null) {
319 mpUnreach = prefixesToMpUnreach(message, isAnyNlriAnnounced);
321 mpUnreach = MessageUtil.getMpUnreachNlri(attrs);
323 if (mpUnreach != null) {
324 this.ribWriter.removeRoutes(mpUnreach);
329 public synchronized void onSessionUp(final BGPSession session) {
330 this.session = session;
331 if (this.session instanceof BGPSessionStateProvider) {
332 ((BGPSessionStateProvider) this.session).registerMessagesCounter(this);
334 final List<AddressFamilies> addPathTablesType = session.getAdvertisedAddPathTableTypes();
335 final Set<BgpTableType> advertizedTableTypes = session.getAdvertisedTableTypes();
336 final List<BgpTableType> advertizedGracefulRestartTableTypes = session.getAdvertisedGracefulRestartTableTypes();
337 LOG.info("Session with peer {} went up with tables {} and Add Path tables {}", this.name,
338 advertizedTableTypes, addPathTablesType);
339 this.rawIdentifier = InetAddresses.forString(session.getBgpId().getValue()).getAddress();
340 final Set<TablesKey> setTables = advertizedTableTypes.stream().map(t -> new TablesKey(t.getAfi(), t.getSafi()))
341 .collect(Collectors.toSet());
342 this.tables = ImmutableSet.copyOf(setTables);
344 setAdvertizedGracefulRestartTableTypes(advertizedGracefulRestartTableTypes.stream()
345 .map(t -> new TablesKey(t.getAfi(), t.getSafi())).collect(Collectors.toList()));
346 this.addPathTableMaps = ImmutableMap.copyOf(mapTableTypesFamilies(addPathTablesType));
347 this.trackerRegistration = this.rib.getPeerTracker().registerPeer(this);
349 for (final TablesKey key : this.tables) {
350 createAdjRibOutListener(key, true);
355 this.effRibInWriter = EffectiveRibInWriter.create(this, this.rib, this.rib.createPeerChain(this),
356 this.peerIId, this.tables);
359 registerPrefixesCounters(this.effRibInWriter, this.effRibInWriter);
360 this.ribWriter = this.ribWriter.transform(this.peerId, this.rib.getRibSupportContext(), this.tables,
361 this.addPathTableMaps);
363 if (this.rpcRegistry != null) {
364 this.rpcRegistration = this.rpcRegistry.addRoutedRpcImplementation(BgpPeerRpcService.class,
365 new BgpPeerRpc(this, session, this.tables));
366 final KeyedInstanceIdentifier<org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib
367 .rev171207.bgp.rib.rib.Peer, PeerKey> path = this.rib.getInstanceIdentifier()
368 .child(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev171207.bgp.rib
369 .rib.Peer.class, new PeerKey(this.peerId));
370 this.rpcRegistration.registerPath(PeerContext.class, path);
374 //try to add a support for old-school BGP-4, if peer did not advertise IPv4-Unicast MP capability
375 private synchronized void addBgp4Support() {
376 final TablesKey key = new TablesKey(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class);
377 if (!this.tables.contains(key)) {
378 final HashSet<TablesKey> newSet = new HashSet<>(this.tables);
380 this.tables = ImmutableSet.copyOf(newSet);
381 createAdjRibOutListener(key, false);
385 private synchronized void createAdjRibOutListener(final TablesKey key,
386 final boolean mpSupport) {
387 final RIBSupport ribSupport = this.rib.getRibSupportContext().getRIBSupport(key);
389 // not particularly nice
390 if (ribSupport != null && this.session instanceof BGPSessionImpl) {
391 final ChannelOutputLimiter limiter = ((BGPSessionImpl) this.session).getLimiter();
392 final AdjRibOutListener adjRibOut = AdjRibOutListener.create(this.peerId, key,
393 this.rib.getYangRibId(), this.rib.getCodecsRegistry(), ribSupport,
394 this.rib.getService(), limiter, mpSupport);
395 this.adjRibOutListenerSet.put(key, adjRibOut);
396 registerPrefixesSentCounter(key, adjRibOut);
400 private synchronized ListenableFuture<Void> cleanup() {
401 // FIXME: BUG-196: support graceful
402 this.adjRibOutListenerSet.values().forEach(AdjRibOutListener::close);
403 this.adjRibOutListenerSet.clear();
404 if (this.effRibInWriter != null) {
405 this.effRibInWriter.close();
407 this.tables = Collections.emptySet();
408 this.addPathTableMaps = Collections.emptyMap();
409 if (this.ribWriter != null) {
410 return this.ribWriter.removePeer();
412 return Futures.immediateFuture(null);
416 public synchronized void onSessionDown(final BGPSession session, final Exception e) {
417 if (e.getMessage().equals(BGPSessionImpl.END_OF_INPUT)) {
418 LOG.info("Session with peer {} went down", this.name);
420 LOG.info("Session with peer {} went down", this.name, e);
426 public synchronized void onSessionTerminated(final BGPSession session, final BGPTerminationReason cause) {
427 LOG.info("Session with peer {} terminated: {}", this.name, cause);
432 public String toString() {
433 return addToStringAttributes(MoreObjects.toStringHelper(this)).toString();
436 protected ToStringHelper addToStringAttributes(final ToStringHelper toStringHelper) {
437 toStringHelper.add("name", this.name);
438 toStringHelper.add("tables", this.tables);
439 return toStringHelper;
443 public String getName() {
448 public synchronized ListenableFuture<Void> releaseConnection() {
449 if (this.rpcRegistration != null) {
450 this.rpcRegistration.close();
453 final ListenableFuture<Void> future = cleanup();
455 if (this.session != null) {
457 this.session.close();
458 } catch (final Exception e) {
459 LOG.warn("Error closing session with peer", e);
467 private synchronized void closeRegistration() {
468 if (this.trackerRegistration != null) {
469 this.trackerRegistration.close();
470 this.trackerRegistration = null;
475 public synchronized byte[] getRawIdentifier() {
476 return Arrays.copyOf(this.rawIdentifier, this.rawIdentifier.length);
480 public PeerId getPeerId() {
484 @SuppressFBWarnings("IS2_INCONSISTENT_SYNC")
486 public SendReceive getSupportedAddPathTables(final TablesKey tableKey) {
487 return this.addPathTableMaps.get(tableKey);
491 public boolean supportsTable(final TablesKey tableKey) {
492 return this.tables.contains(tableKey);
496 public PeerRole getRole() {
497 return this.peerRole;
501 public KeyedInstanceIdentifier<Tables, TablesKey> getRibOutIId(final TablesKey tablesKey) {
502 return this.tablesIId.getUnchecked(tablesKey);
506 public synchronized void onTransactionChainFailed(final TransactionChain<?, ?> chain,
507 final AsyncTransaction<?, ?> transaction, final Throwable cause) {
508 LOG.error("Transaction chain failed.", cause);
512 this.chain = this.rib.createPeerDOMChain(this);
513 this.ribWriter = AdjRibInWriter.create(this.rib.getYangRibId(), this.peerRole, this.chain);
514 releaseConnection();*/
518 public void onTransactionChainSuccessful(final TransactionChain<?, ?> chain) {
519 LOG.debug("Transaction chain {} successful.", chain);
523 public synchronized void markUptodate(final TablesKey tablesKey) {
524 this.ribWriter.markTableUptodate(tablesKey);
528 public BGPErrorHandlingState getBGPErrorHandlingState() {
533 public BGPAfiSafiState getBGPAfiSafiState() {
538 public synchronized BGPSessionState getBGPSessionState() {
539 if (this.session instanceof BGPSessionStateProvider) {
540 return ((BGPSessionStateProvider) this.session).getBGPSessionState();
546 public synchronized BGPTimersState getBGPTimersState() {
547 if (this.session instanceof BGPSessionStateProvider) {
548 return ((BGPSessionStateProvider) this.session).getBGPTimersState();
554 public synchronized BGPTransportState getBGPTransportState() {
555 if (this.session instanceof BGPSessionStateProvider) {
556 return ((BGPSessionStateProvider) this.session).getBGPTransportState();
562 public PeerRole getFromPeerRole() {
567 public PeerId getFromPeerId() {