* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
-
package org.opendaylight.protocol.bgp.rib.impl.config;
-import static org.opendaylight.protocol.bgp.rib.impl.config.OpenConfigMappingUtil.getHoldTimer;
-import static org.opendaylight.protocol.bgp.rib.impl.config.OpenConfigMappingUtil.getPeerAs;
+import static com.google.common.base.Preconditions.checkState;
+import static java.util.Objects.requireNonNull;
-import com.google.common.base.Optional;
-import com.google.common.base.Preconditions;
import com.google.common.collect.Iterables;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
import io.netty.util.concurrent.Future;
import java.net.InetSocketAddress;
import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
import java.util.List;
+import java.util.Map;
import java.util.Objects;
-import org.opendaylight.controller.config.yang.bgp.rib.impl.BGPPeerRuntimeMXBean;
-import org.opendaylight.controller.config.yang.bgp.rib.impl.BgpPeerState;
-import org.opendaylight.controller.config.yang.bgp.rib.impl.BgpSessionState;
-import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
-import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonService;
-import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceRegistration;
-import org.opendaylight.mdsal.singleton.common.api.ServiceGroupIdentifier;
-import org.opendaylight.protocol.bgp.openconfig.spi.BGPOpenConfigMappingService;
+import java.util.Optional;
+import java.util.Set;
+import java.util.stream.Collectors;
+import org.apache.commons.lang3.StringUtils;
+import org.checkerframework.checker.lock.qual.GuardedBy;
+import org.opendaylight.mdsal.binding.api.RpcProviderService;
+import org.opendaylight.protocol.bgp.openconfig.spi.BGPTableTypeRegistryConsumer;
import org.opendaylight.protocol.bgp.parser.BgpExtendedMessageUtil;
import org.opendaylight.protocol.bgp.parser.spi.MultiprotocolCapabilitiesUtil;
+import org.opendaylight.protocol.bgp.parser.spi.RevisedErrorHandlingSupport;
import org.opendaylight.protocol.bgp.rib.impl.BGPPeer;
+import org.opendaylight.protocol.bgp.rib.impl.BgpPeerUtil;
import org.opendaylight.protocol.bgp.rib.impl.spi.BGPDispatcher;
import org.opendaylight.protocol.bgp.rib.impl.spi.BGPPeerRegistry;
import org.opendaylight.protocol.bgp.rib.impl.spi.BGPSessionPreferences;
-import org.opendaylight.protocol.bgp.rib.impl.spi.BgpDeployer.WriteConfiguration;
import org.opendaylight.protocol.bgp.rib.impl.spi.RIB;
+import org.opendaylight.protocol.bgp.rib.spi.state.BGPPeerState;
+import org.opendaylight.protocol.bgp.rib.spi.state.BGPPeerStateProvider;
+import org.opendaylight.protocol.bgp.rib.spi.state.BGPStateProviderRegistry;
import org.opendaylight.protocol.concepts.KeyMapping;
import org.opendaylight.protocol.util.Ipv4Util;
import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.multiprotocol.rev151009.bgp.common.afi.safi.list.AfiSafi;
import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AfiSafis;
import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.Config;
import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbors.Neighbor;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.BgpParameters;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.BgpParametersBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.OptionalCapabilities;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.OptionalCapabilitiesBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.optional.capabilities.CParametersBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.optional.capabilities.c.parameters.As4BytesCapabilityBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.BgpTableType;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.CParameters1;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.CParameters1Builder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.mp.capabilities.AddPathCapabilityBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.mp.capabilities.MultiprotocolCapabilityBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.mp.capabilities.add.path.capability.AddressFamilies;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev160614.AfiSafi2;
-import org.osgi.framework.ServiceRegistration;
+import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.peer.group.PeerGroup;
+import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.top.Bgp;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddressNoZone;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.BgpParameters;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.OptionalCapabilities;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.OptionalCapabilitiesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.optional.capabilities.CParametersBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.optional.capabilities.c.parameters.As4BytesCapabilityBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.BgpTableType;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.CParameters1Builder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.mp.capabilities.AddPathCapabilityBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.mp.capabilities.MultiprotocolCapabilityBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.mp.capabilities.add.path.capability.AddressFamilies;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.network.instance.protocol.NeighborPeerGroupConfig;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.PeerRole;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.TablesKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.ClusterIdentifier;
+import org.opendaylight.yangtools.concepts.Registration;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-
-public class BgpPeer implements PeerBean, BGPPeerRuntimeMXBean {
-
+public class BgpPeer extends PeerBean {
private static final Logger LOG = LoggerFactory.getLogger(BgpPeer.class);
- private final RpcProviderRegistry rpcRegistry;
- private final BGPPeerRegistry peerRegistry;
- private ServiceRegistration<?> serviceRegistration;
+ private final RpcProviderService rpcRegistry;
+ private final BGPStateProviderRegistry stateProviderRegistry;
+
+ @GuardedBy("this")
private Neighbor currentConfiguration;
+ @GuardedBy("this")
private BgpPeerSingletonService bgpPeerSingletonService;
+ @GuardedBy("this")
+ private Registration stateProviderRegistration;
- public BgpPeer(final RpcProviderRegistry rpcRegistry, final BGPPeerRegistry peerRegistry) {
- this.rpcRegistry = rpcRegistry;
- this.peerRegistry = peerRegistry;
- }
-
- @Override
- public void start(final RIB rib, final Neighbor neighbor, final BGPOpenConfigMappingService mappingService,
- final WriteConfiguration configurationWriter) {
- Preconditions.checkState(this.bgpPeerSingletonService == null, "Previous peer instance {} was not closed.");
- this.bgpPeerSingletonService = new BgpPeerSingletonService(rib, neighbor, mappingService, configurationWriter);
- this.currentConfiguration = neighbor;
- }
-
- @Override
- public void restart(final RIB rib, final BGPOpenConfigMappingService mappingService) {
- Preconditions.checkState(this.currentConfiguration != null);
- start(rib, this.currentConfiguration, mappingService, null);
- }
-
- @Override
- public void close() {
- try {
- this.bgpPeerSingletonService.close();
- this.bgpPeerSingletonService = null;
- } catch (final Exception e) {
- LOG.warn("Failed to close peer instance", e);
- }
- this.currentConfiguration = null;
- if (this.serviceRegistration != null) {
- this.serviceRegistration.unregister();
- this.serviceRegistration = null;
- }
- }
-
- @Override
- public Boolean containsEqualConfiguration(final Neighbor neighbor) {
- final AfiSafis actAfiSafi = this.currentConfiguration.getAfiSafis();
- final AfiSafis extAfiSafi = neighbor.getAfiSafis();
- final List<AfiSafi> actualSafi = actAfiSafi.getAfiSafi();
- final List<AfiSafi> extSafi = extAfiSafi.getAfiSafi();
- return actualSafi.containsAll(extSafi) && extSafi.containsAll(actualSafi)
- && Objects.equals(this.currentConfiguration.getConfig(), neighbor.getConfig())
- && Objects.equals(this.currentConfiguration.getNeighborAddress(), neighbor.getNeighborAddress())
- && Objects.equals(this.currentConfiguration.getAddPaths(),neighbor.getAddPaths())
- && Objects.equals(this.currentConfiguration.getApplyPolicy(), neighbor.getApplyPolicy())
- && Objects.equals(this.currentConfiguration.getAsPathOptions(), neighbor.getAsPathOptions())
- && Objects.equals(this.currentConfiguration.getEbgpMultihop(), neighbor.getEbgpMultihop())
- && Objects.equals(this.currentConfiguration.getGracefulRestart(), neighbor.getGracefulRestart())
- && Objects.equals(this.currentConfiguration.getErrorHandling(), neighbor.getErrorHandling())
- && Objects.equals(this.currentConfiguration.getLoggingOptions(), neighbor.getLoggingOptions())
- && Objects.equals(this.currentConfiguration.getRouteReflector(), neighbor.getRouteReflector())
- && Objects.equals(this.currentConfiguration.getState(), neighbor.getState())
- && Objects.equals(this.currentConfiguration.getTimers(), neighbor.getTimers())
- && Objects.equals(this.currentConfiguration.getTransport(), neighbor.getTransport());
+ public BgpPeer(final RpcProviderService rpcRegistry, final BGPStateProviderRegistry stateProviderRegistry) {
+ this.rpcRegistry = requireNonNull(rpcRegistry);
+ this.stateProviderRegistry = requireNonNull(stateProviderRegistry);
}
- private static List<BgpParameters> getBgpParameters(final Neighbor neighbor, final RIB rib,
- final BGPOpenConfigMappingService mappingService) {
- final List<BgpParameters> tlvs = new ArrayList<>();
+ private static List<OptionalCapabilities> getBgpCapabilities(final AfiSafis afiSafis, final RIB rib,
+ final BGPTableTypeRegistryConsumer tableTypeRegistry) {
final List<OptionalCapabilities> caps = new ArrayList<>();
caps.add(new OptionalCapabilitiesBuilder().setCParameters(new CParametersBuilder().setAs4BytesCapability(
new As4BytesCapabilityBuilder().setAsNumber(rib.getLocalAs()).build()).build()).build());
- caps.add(new OptionalCapabilitiesBuilder().setCParameters(BgpExtendedMessageUtil.EXTENDED_MESSAGE_CAPABILITY).build());
- caps.add(new OptionalCapabilitiesBuilder().setCParameters(MultiprotocolCapabilitiesUtil.RR_CAPABILITY).build());
+ caps.add(new OptionalCapabilitiesBuilder()
+ .setCParameters(BgpExtendedMessageUtil.EXTENDED_MESSAGE_CAPABILITY).build());
+ caps.add(new OptionalCapabilitiesBuilder()
+ .setCParameters(MultiprotocolCapabilitiesUtil.RR_CAPABILITY).build());
- final List<AddressFamilies> addPathCapability = mappingService.toAddPathCapability(neighbor.getAfiSafis().getAfiSafi());
+ final Collection<AfiSafi> afiSafi = OpenConfigMappingUtil.getAfiSafiWithDefault(afiSafis, false).values();
+ final List<AddressFamilies> addPathCapability = OpenConfigMappingUtil.toAddPathCapability(afiSafi,
+ tableTypeRegistry);
if (!addPathCapability.isEmpty()) {
- caps.add(new OptionalCapabilitiesBuilder().setCParameters(new CParametersBuilder().addAugmentation(CParameters1.class,
- new CParameters1Builder().setAddPathCapability(
- new AddPathCapabilityBuilder().setAddressFamilies(addPathCapability).build()).build()).build()).build());
+ caps.add(new OptionalCapabilitiesBuilder()
+ .setCParameters(new CParametersBuilder()
+ .addAugmentation(new CParameters1Builder()
+ .setAddPathCapability(new AddPathCapabilityBuilder()
+ .setAddressFamilies(addPathCapability)
+ .build())
+ .build())
+ .build())
+ .build());
}
- final List<BgpTableType> tableTypes = mappingService.toTableTypes(neighbor.getAfiSafis().getAfiSafi());
+ final List<BgpTableType> tableTypes = OpenConfigMappingUtil.toTableTypes(afiSafi, tableTypeRegistry);
for (final BgpTableType tableType : tableTypes) {
if (!rib.getLocalTables().contains(tableType)) {
- LOG.info("RIB instance does not list {} in its local tables. Incoming data will be dropped.", tableType);
+ LOG.info("RIB instance does not list {} in its local tables. Incoming data will be dropped.",
+ tableType);
}
- caps.add(new OptionalCapabilitiesBuilder().setCParameters(
- new CParametersBuilder().addAugmentation(CParameters1.class,
- new CParameters1Builder().setMultiprotocolCapability(
- new MultiprotocolCapabilityBuilder(tableType).build()).build()).build()).build());
+ caps.add(new OptionalCapabilitiesBuilder()
+ .setCParameters(new CParametersBuilder()
+ .addAugmentation(new CParameters1Builder()
+ .setMultiprotocolCapability(new MultiprotocolCapabilityBuilder(tableType).build())
+ .build())
+ .build())
+ .build());
}
- tlvs.add(new BgpParametersBuilder().setOptionalCapabilities(caps).build());
- return tlvs;
+ return caps;
+ }
+
+ @Override
+ synchronized void start(final RIB rib, final Neighbor neighbor, final InstanceIdentifier<Bgp> bgpIid,
+ final PeerGroupConfigLoader peerGroupLoader, final BGPTableTypeRegistryConsumer tableTypeRegistry) {
+ checkState(bgpPeerSingletonService == null, "Previous peer instance was not closed.");
+ LOG.info("Starting BgPeer instance {}", neighbor.getNeighborAddress());
+ bgpPeerSingletonService = new BgpPeerSingletonService(rib, neighbor, bgpIid, peerGroupLoader,
+ tableTypeRegistry);
+ currentConfiguration = neighbor;
+ stateProviderRegistration = stateProviderRegistry.register(this);
}
- private static Optional<byte[]> getPassword(final KeyMapping key) {
- if (key != null) {
- return Optional.of(Iterables.getOnlyElement(key.values()));
+ @Override
+ synchronized ListenableFuture<?> stop() {
+ if (bgpPeerSingletonService == null) {
+ LOG.info("BGP Peer {} already closed, skipping", currentConfiguration.getNeighborAddress());
+ return Futures.immediateVoidFuture();
+ }
+ LOG.info("Closing BGP Peer {}", currentConfiguration.getNeighborAddress());
+ if (stateProviderRegistration != null) {
+ stateProviderRegistration.close();
+ stateProviderRegistration = null;
}
- return Optional.absent();
+
+ final var future = bgpPeerSingletonService.closeServiceInstance();
+ bgpPeerSingletonService = null;
+ return future;
}
@Override
- public BgpPeerState getBgpPeerState() {
- return this.bgpPeerSingletonService.getPeer().getBgpPeerState();
+ synchronized void instantiateServiceInstance() {
+ if (bgpPeerSingletonService != null) {
+ bgpPeerSingletonService.instantiateServiceInstance();
+ }
}
@Override
- public BgpSessionState getBgpSessionState() {
- return this.bgpPeerSingletonService.getPeer().getBgpSessionState();
+ synchronized ListenableFuture<?> closeServiceInstance() {
+ return bgpPeerSingletonService != null ? bgpPeerSingletonService.closeServiceInstance()
+ : Futures.immediateVoidFuture();
}
@Override
- public void resetSession() {
- this.bgpPeerSingletonService.getPeer().resetSession();
+ synchronized boolean containsEqualConfiguration(final Neighbor neighbor) {
+ if (currentConfiguration == null) {
+ return false;
+ }
+ final AfiSafis actAfiSafi = currentConfiguration.getAfiSafis();
+ final AfiSafis extAfiSafi = neighbor.getAfiSafis();
+ final Collection<AfiSafi> actualSafi = actAfiSafi != null ? actAfiSafi.nonnullAfiSafi().values()
+ : Collections.emptyList();
+ final Collection<AfiSafi> extSafi = extAfiSafi != null ? extAfiSafi.nonnullAfiSafi().values()
+ : Collections.emptyList();
+ return actualSafi.containsAll(extSafi) && extSafi.containsAll(actualSafi)
+ && Objects.equals(currentConfiguration.getConfig(), neighbor.getConfig())
+ && Objects.equals(currentConfiguration.getNeighborAddress(), neighbor.getNeighborAddress())
+ && Objects.equals(currentConfiguration.getAddPaths(), neighbor.getAddPaths())
+ && Objects.equals(currentConfiguration.getApplyPolicy(), neighbor.getApplyPolicy())
+ && Objects.equals(currentConfiguration.getAsPathOptions(), neighbor.getAsPathOptions())
+ && Objects.equals(currentConfiguration.getEbgpMultihop(), neighbor.getEbgpMultihop())
+ && Objects.equals(currentConfiguration.getGracefulRestart(), neighbor.getGracefulRestart())
+ && Objects.equals(currentConfiguration.getErrorHandling(), neighbor.getErrorHandling())
+ && Objects.equals(currentConfiguration.getLoggingOptions(), neighbor.getLoggingOptions())
+ && Objects.equals(currentConfiguration.getRouteReflector(), neighbor.getRouteReflector())
+ && Objects.equals(currentConfiguration.getState(), neighbor.getState())
+ && Objects.equals(currentConfiguration.getTimers(), neighbor.getTimers())
+ && Objects.equals(currentConfiguration.getTransport(), neighbor.getTransport());
}
@Override
- public void resetStats() {
- this.bgpPeerSingletonService.getPeer().resetStats();
+ synchronized Neighbor getCurrentConfiguration() {
+ return currentConfiguration;
}
- void setServiceRegistration(final ServiceRegistration<?> serviceRegistration) {
- this.serviceRegistration = serviceRegistration;
+ @Override
+ public synchronized BGPPeerState getPeerState() {
+ if (bgpPeerSingletonService == null) {
+ return null;
+ }
+ return bgpPeerSingletonService.getPeerState();
+ }
+
+ synchronized void removePeer(final BGPPeerRegistry bgpPeerRegistry) {
+ if (currentConfiguration != null) {
+ bgpPeerRegistry.removePeer(OpenConfigMappingUtil.convertIpAddress(
+ currentConfiguration.getNeighborAddress()));
+ }
}
- private final class BgpPeerSingletonService implements ClusterSingletonService, AutoCloseable {
- private final ServiceGroupIdentifier serviceGroupIdentifier;
+ private final class BgpPeerSingletonService implements BGPPeerStateProvider {
private final boolean activeConnection;
private final BGPDispatcher dispatcher;
private final InetSocketAddress inetAddress;
private final int retryTimer;
- private final Optional<KeyMapping> key;
- private final WriteConfiguration configurationWriter;
- private ClusterSingletonServiceRegistration registration;
+ private final KeyMapping keys;
+ private final InetSocketAddress localAddress;
private final BGPPeer bgpPeer;
- private final IpAddress neighborAddress;
+ private final IpAddressNoZone neighborAddress;
private final BGPSessionPreferences prefs;
private Future<Void> connection;
+ private boolean isServiceInstantiated;
+ private final List<OptionalCapabilities> finalCapabilities;
+ private final int gracefulRestartTimer;
+ private final RevisedErrorHandlingSupport errorHandling;
- private BgpPeerSingletonService(final RIB rib, final Neighbor neighbor, final BGPOpenConfigMappingService mappingService,
- final WriteConfiguration configurationWriter) {
- this.neighborAddress = neighbor.getNeighborAddress();
- this.bgpPeer = new BGPPeer(Ipv4Util.toStringIP(this.neighborAddress), rib, mappingService.toPeerRole(neighbor), rpcRegistry);
- final List<BgpParameters> bgpParameters = getBgpParameters(neighbor, rib, mappingService);
- final KeyMapping key = OpenConfigMappingUtil.getNeighborKey(neighbor);
- this.prefs = new BGPSessionPreferences(rib.getLocalAs(), getHoldTimer(neighbor), rib.getBgpIdentifier(), getPeerAs(neighbor, rib),
- bgpParameters, getPassword(key));
- this.activeConnection = OpenConfigMappingUtil.isActive(neighbor);
- this.dispatcher = rib.getDispatcher();
- this.inetAddress = Ipv4Util.toInetSocketAddress(this.neighborAddress, OpenConfigMappingUtil.getPort(neighbor));
- this.retryTimer = OpenConfigMappingUtil.getRetryTimer(neighbor);
- this.key = Optional.fromNullable(key);
- this.serviceGroupIdentifier = rib.getRibIServiceGroupIdentifier();
- LOG.info("Peer Singleton Service {} registered", this.serviceGroupIdentifier);
- this.registration = rib.registerClusterSingletonService(this);
- this.configurationWriter = configurationWriter;
- }
- @Override
- public void close() throws Exception {
- if (this.registration != null) {
- this.registration.close();
- this.registration = null;
+ private BgpPeerSingletonService(final RIB rib, final Neighbor neighbor, final InstanceIdentifier<Bgp> bgpIid,
+ final PeerGroupConfigLoader peerGroupLoader, final BGPTableTypeRegistryConsumer tableTypeRegistry) {
+ neighborAddress = OpenConfigMappingUtil.convertIpAddress(neighbor.getNeighborAddress());
+
+ PeerGroup peerGroup = null;
+ String peerGroupName = null;
+ final Config neighborConfig = neighbor.getConfig();
+ if (neighborConfig != null) {
+ final NeighborPeerGroupConfig pgConfig = neighborConfig.augmentation(NeighborPeerGroupConfig.class);
+ if (pgConfig != null) {
+ peerGroupName = StringUtils.substringBetween(pgConfig.getPeerGroup(), "=\"", "\"");
+ peerGroup = peerGroupLoader.getPeerGroup(bgpIid, peerGroupName);
+ }
+ }
+ final AfiSafis afisSafis;
+ if (peerGroup != null && peerGroup.getAfiSafis() != null) {
+ afisSafis = peerGroup.getAfiSafis();
+ } else {
+ afisSafis = requireNonNull(neighbor.getAfiSafis(), "Missing mandatory AFIs/SAFIs");
+ }
+
+ final Set<TablesKey> afiSafisAdvertized = OpenConfigMappingUtil.toTableKey(afisSafis.getAfiSafi(),
+ tableTypeRegistry);
+ final PeerRole role = OpenConfigMappingUtil.toPeerRole(neighbor, peerGroup);
+
+ final ClusterIdentifier clusterId = OpenConfigMappingUtil
+ .getNeighborClusterIdentifier(neighbor.getRouteReflector(), peerGroup);
+ final int hold = OpenConfigMappingUtil.getHoldTimer(neighbor, peerGroup);
+ gracefulRestartTimer = OpenConfigMappingUtil.getGracefulRestartTimer(neighbor, peerGroup, hold);
+ final Set<TablesKey> gracefulTables = GracefulRestartUtil.getGracefulTables(
+ afisSafis.nonnullAfiSafi().values(), tableTypeRegistry);
+ final Map<TablesKey, Integer> llGracefulTimers = GracefulRestartUtil.getLlGracefulTimers(
+ afisSafis.nonnullAfiSafi().values(), tableTypeRegistry);
+ finalCapabilities = getBgpCapabilities(afisSafis, rib, tableTypeRegistry);
+ final List<BgpParameters> bgpParameters = getInitialBgpParameters(gracefulTables, llGracefulTimers);
+ final KeyMapping keyMapping = OpenConfigMappingUtil.getNeighborKey(neighbor);
+ final IpAddressNoZone neighborLocalAddress = OpenConfigMappingUtil.getLocalAddress(neighbor.getTransport());
+ final AsNumber globalAs = rib.getLocalAs();
+ final AsNumber neighborRemoteAs = OpenConfigMappingUtil
+ .getRemotePeerAs(neighbor.getConfig(), peerGroup, globalAs);
+ final AsNumber neighborLocalAs;
+ if (role == PeerRole.Ebgp) {
+ neighborLocalAs = OpenConfigMappingUtil.getLocalPeerAs(neighbor.getConfig(), globalAs);
+ } else {
+ neighborLocalAs = globalAs;
}
+
+ errorHandling = OpenConfigMappingUtil.getRevisedErrorHandling(role, peerGroup, neighbor);
+ bgpPeer = new BGPPeer(tableTypeRegistry, neighborAddress, peerGroupName, rib, role, clusterId,
+ neighborLocalAs, rpcRegistry, afiSafisAdvertized, gracefulTables, llGracefulTimers,
+ BgpPeer.this);
+ prefs = new BGPSessionPreferences(neighborLocalAs, hold, rib.getBgpIdentifier(),
+ neighborRemoteAs, bgpParameters,
+ keyMapping == null ? Optional.empty()
+ : Optional.of(Iterables.getOnlyElement(keyMapping.asMap().values())));
+ activeConnection = OpenConfigMappingUtil.isActive(neighbor, peerGroup);
+ retryTimer = OpenConfigMappingUtil.getRetryTimer(neighbor, peerGroup);
+ dispatcher = rib.getDispatcher();
+
+ final PortNumber port = OpenConfigMappingUtil.getPort(neighbor, peerGroup);
+ inetAddress = Ipv4Util.toInetSocketAddress(neighborAddress, port);
+ if (neighborLocalAddress != null) {
+ localAddress = Ipv4Util.toInetSocketAddress(neighborLocalAddress, port);
+ } else {
+ localAddress = null;
+ }
+ keys = keyMapping;
+ LOG.info("New BGP Peer {}:{} AS {} instance for BGP id {} created with activeConnection: {}",
+ inetAddress, localAddress, neighborRemoteAs, prefs.getBgpId(), activeConnection);
}
- @Override
- public void instantiateServiceInstance() {
- if(this.configurationWriter != null) {
- this.configurationWriter.apply();
+ private List<BgpParameters> getInitialBgpParameters(final Set<TablesKey> gracefulTables,
+ final Map<TablesKey, Integer> llGracefulTimers) {
+ final Set<BgpPeerUtil.LlGracefulRestartDTO> llGracefulRestarts = llGracefulTimers.entrySet().stream()
+ .map(entry -> new BgpPeerUtil.LlGracefulRestartDTO(entry.getKey(), entry.getValue(), false))
+ .collect(Collectors.toSet());
+ return Collections.singletonList(
+ GracefulRestartUtil.getGracefulBgpParameters(finalCapabilities, gracefulTables,
+ Collections.emptySet(), gracefulRestartTimer, false, llGracefulRestarts));
+ }
+
+ synchronized void instantiateServiceInstance() {
+ if (isServiceInstantiated) {
+ LOG.warn("Peer {} has already been instantiated", neighborAddress);
+ return;
}
- LOG.info("Peer Singleton Service {} instantiated", getIdentifier());
- this.bgpPeer.instantiateServiceInstance();
- peerRegistry.addPeer(this.neighborAddress, this.bgpPeer, prefs);
- if (this.activeConnection) {
- this.connection = this.dispatcher.createReconnectingClient(this.inetAddress, peerRegistry, this.retryTimer, this.key);
+ isServiceInstantiated = true;
+ LOG.info("Peer instantiated {}", neighborAddress);
+ bgpPeer.instantiateServiceInstance();
+ dispatcher.getBGPPeerRegistry().addPeer(neighborAddress, bgpPeer, prefs);
+ if (activeConnection) {
+ connection = dispatcher.createReconnectingClient(inetAddress, localAddress, retryTimer, keys);
}
}
- @Override
- public ListenableFuture<Void> closeServiceInstance() {
- LOG.info("Close RIB Singleton Service {}", this.getIdentifier());
- if (this.connection != null) {
- this.connection.cancel(true);
- this.connection = null;
+ synchronized ListenableFuture<?> closeServiceInstance() {
+ if (!isServiceInstantiated) {
+ LOG.info("Peer {} already closed", neighborAddress);
+ return Futures.immediateVoidFuture();
}
- this.bgpPeer.close();
- if(currentConfiguration != null) {
- peerRegistry.removePeer(currentConfiguration.getNeighborAddress());
+ LOG.info("Close Peer {}", neighborAddress);
+ isServiceInstantiated = false;
+ if (connection != null) {
+ connection.cancel(true);
+ connection = null;
}
- return Futures.immediateFuture(null);
+ final var future = bgpPeer.close();
+ removePeer(dispatcher.getBGPPeerRegistry());
+ return future;
}
@Override
- public ServiceGroupIdentifier getIdentifier() {
- return this.serviceGroupIdentifier;
+ public BGPPeerState getPeerState() {
+ return bgpPeer.getPeerState();
}
+ }
- BGPPeerRuntimeMXBean getPeer() {
- return this.bgpPeer;
- }
+ public synchronized List<OptionalCapabilities> getBgpFixedCapabilities() {
+ return bgpPeerSingletonService.finalCapabilities;
+ }
+
+ public synchronized int getGracefulRestartTimer() {
+ return bgpPeerSingletonService.gracefulRestartTimer;
+ }
+
+ public synchronized Optional<RevisedErrorHandlingSupport> getErrorHandling() {
+ return Optional.ofNullable(bgpPeerSingletonService.errorHandling);
}
}
Code Review / bgpcep.git / blobdiff