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);
+    }
+}