diff options
Diffstat (limited to 'infra/northbound/bgp/src/main/java/io/fd/honeycomb/infra/bgp/BgpModule.java')
-rw-r--r-- | infra/northbound/bgp/src/main/java/io/fd/honeycomb/infra/bgp/BgpModule.java | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/infra/northbound/bgp/src/main/java/io/fd/honeycomb/infra/bgp/BgpModule.java b/infra/northbound/bgp/src/main/java/io/fd/honeycomb/infra/bgp/BgpModule.java new file mode 100644 index 000000000..32c4440e0 --- /dev/null +++ b/infra/northbound/bgp/src/main/java/io/fd/honeycomb/infra/bgp/BgpModule.java @@ -0,0 +1,105 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package io.fd.honeycomb.infra.bgp; + +import static io.fd.honeycomb.infra.distro.data.InmemoryDOMDataBrokerProvider.CONFIG; +import static io.fd.honeycomb.infra.distro.data.InmemoryDOMDataBrokerProvider.OPERATIONAL; + +import com.google.inject.Singleton; +import com.google.inject.name.Names; +import io.fd.honeycomb.infra.distro.data.BindingDataBrokerProvider; +import io.fd.honeycomb.infra.distro.data.DataStoreProvider; +import io.fd.honeycomb.infra.distro.data.InmemoryDOMDataBrokerProvider; +import io.fd.honeycomb.northbound.NorthboundPrivateModule; +import io.fd.honeycomb.translate.bgp.RibWriter; +import io.netty.channel.EventLoopGroup; +import org.opendaylight.controller.md.sal.binding.api.DataBroker; +import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType; +import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker; +import org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore; +import org.opendaylight.protocol.bgp.openconfig.impl.BGPOpenConfigMappingServiceImpl; +import org.opendaylight.protocol.bgp.openconfig.spi.BGPOpenConfigMappingService; +import org.opendaylight.protocol.bgp.rib.impl.StrictBGPPeerRegistry; +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.RIB; +import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.BgpNeighbors; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public final class BgpModule extends NorthboundPrivateModule<BgpConfiguration> { + private static final Logger LOG = LoggerFactory.getLogger(BgpModule.class); + + static final String HONEYCOMB_BGP = "honeycomb-bgp"; + + public BgpModule() { + super(new BgpConfigurationModule(), BgpConfiguration.class); + } + + protected void configure() { + if (!getConfiguration().isBgpEnabled()) { + LOG.debug("BGP disabled. Skipping initialization"); + return; + } + LOG.debug("Initializing BgpModule"); + install(getConfigurationModule()); + // Create BGPDispatcher BGPDispatcher for creating BGP clients + bind(EventLoopGroup.class).toProvider(BgpNettyThreadGroupProvider.class).in(Singleton.class); + bind(BGPDispatcher.class).toProvider(BGPDispatcherImplProvider.class).in(Singleton.class); + + configureRIB(); + + // Configure peer registry + bind(BGPOpenConfigMappingService.class).toInstance(new BGPOpenConfigMappingServiceImpl()); + bind(BGPPeerRegistry.class).toInstance(StrictBGPPeerRegistry.instance()); + + // Create BGP server instance (initialize eagerly to start BGP) + bind(BgpServerProvider.BgpServer.class).toProvider(BgpServerProvider.class).asEagerSingleton(); + + // Initialize BgpNeighbours (initialize eagerly to start BGP neighbours) + bind(BgpNeighbors.class).toProvider(BgpNeighboursProvider.class).asEagerSingleton(); + + // Listens for local RIB modifications and passes routes to translation layer + // (initialize eagerly to configure RouteWriters) + bind(RibWriter.class).toProvider(LocRibWriterProvider.class).asEagerSingleton(); + expose(RibWriter.class); + } + + private void configureRIB() { + // Create inmemory config data store for HONEYCOMB_BGP + bind(InMemoryDOMDataStore.class).annotatedWith(Names.named(CONFIG)) + .toProvider(new DataStoreProvider(CONFIG, LogicalDatastoreType.CONFIGURATION)) + .in(Singleton.class); + + // Create inmemory operational data store for HONEYCOMB_BGP + bind(InMemoryDOMDataStore.class).annotatedWith(Names.named(OPERATIONAL)) + .toProvider(new DataStoreProvider(OPERATIONAL, LogicalDatastoreType.OPERATIONAL)) + .in(Singleton.class); + + // Wrap datastores as DOMDataBroker + // TODO make executor service configurable + bind(DOMDataBroker.class).toProvider(InmemoryDOMDataBrokerProvider.class).in(Singleton.class); + + // Wrap DOMDataBroker as BA data broker (required by BgpReaderFactoryProvider) + bind(DataBroker.class).annotatedWith(Names.named(HONEYCOMB_BGP)).toProvider(BindingDataBrokerProvider.class) + .in(Singleton.class); + expose(DataBroker.class).annotatedWith(Names.named(HONEYCOMB_BGP)); + + // Create RIB instance + bind(RIB.class).toProvider(BgpRIBProvider.class).in(Singleton.class); + } +} |