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
9 package org.opendaylight.protocol.bgp.rib.impl;
11 import com.google.common.base.Optional;
12 import com.google.common.collect.Lists;
13 import com.google.common.collect.Sets;
14 import io.netty.channel.Channel;
15 import io.netty.channel.ChannelFuture;
16 import io.netty.channel.EventLoopGroup;
17 import io.netty.channel.nio.NioEventLoopGroup;
18 import io.netty.util.concurrent.Future;
19 import io.netty.util.concurrent.GenericFutureListener;
20 import io.netty.util.concurrent.GlobalEventExecutor;
21 import java.net.InetSocketAddress;
22 import java.util.List;
23 import java.util.concurrent.ExecutionException;
24 import org.junit.After;
25 import org.junit.Assert;
26 import org.junit.Before;
27 import org.junit.Test;
28 import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
29 import org.opendaylight.protocol.bgp.parser.BgpTableTypeImpl;
30 import org.opendaylight.protocol.bgp.parser.spi.pojo.ServiceLoaderBGPExtensionProviderContext;
31 import org.opendaylight.protocol.bgp.rib.impl.spi.BGPPeerRegistry;
32 import org.opendaylight.protocol.bgp.rib.impl.spi.BGPSessionPreferences;
33 import org.opendaylight.protocol.framework.NeverReconnectStrategy;
34 import org.opendaylight.protocol.framework.ReconnectStrategy;
35 import org.opendaylight.protocol.framework.ReconnectStrategyFactory;
36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.AsNumber;
37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Address;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.BgpParameters;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.BgpParametersBuilder;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.bgp.parameters.OptionalCapabilities;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.bgp.parameters.OptionalCapabilitiesBuilder;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.bgp.parameters.optional.capabilities.CParametersBuilder;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.bgp.parameters.optional.capabilities.c.parameters.As4BytesCapabilityBuilder;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.BgpTableType;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.CParameters1;
47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.CParameters1Builder;
48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.open.bgp.parameters.optional.capabilities.c.parameters.MultiprotocolCapabilityBuilder;
49 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv4AddressFamily;
50 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.UnicastSubsequentAddressFamily;
52 public class BGPDispatcherImplTest {
54 private static final InetSocketAddress ADDRESS = new InetSocketAddress("127.0.10.0", 1790);
55 private static final InetSocketAddress CLIENT_ADDRESS = new InetSocketAddress("127.0.11.0", 1791);
56 private static final InetSocketAddress CLIENT_ADDRESS2 = new InetSocketAddress("127.0.12.0", 1792);
57 private static final AsNumber AS_NUMBER = new AsNumber(30L);
58 private static final int TIMEOUT = 5000;
60 private final BgpTableType ipv4tt = new BgpTableTypeImpl(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class);
62 private BGPDispatcherImpl dispatcher;
63 private TestClientDispatcher clientDispatcher;
65 private BGPPeerRegistry registry;
67 private Channel channel;
70 public void setUp() throws BGPDocumentedException {
71 final EventLoopGroup group = new NioEventLoopGroup();
72 this.registry = new StrictBGPPeerRegistry();
73 this.registry.addPeer(new IpAddress(new Ipv4Address(CLIENT_ADDRESS.getAddress().getHostAddress())),
74 new SimpleSessionListener(), createPreferences(CLIENT_ADDRESS));
75 this.registry.addPeer(new IpAddress(new Ipv4Address(ADDRESS.getAddress().getHostAddress())),
76 new SimpleSessionListener(), createPreferences(ADDRESS));
77 this.dispatcher = new BGPDispatcherImpl(ServiceLoaderBGPExtensionProviderContext.getSingletonInstance().getMessageRegistry(), group, group);
78 this.clientDispatcher = new TestClientDispatcher(group, group, ServiceLoaderBGPExtensionProviderContext.getSingletonInstance().getMessageRegistry(),
81 final ChannelFuture future = this.dispatcher.createServer(this.registry, ADDRESS, new BGPServerSessionValidator());
82 future.addListener(new GenericFutureListener<Future<Void>>() {
84 public void operationComplete(Future<Void> future) {
85 if(!future.isSuccess()) {
86 Assert.fail("Failed to create server.");
90 this.channel = future.channel();
94 public void testCreateClient() throws InterruptedException, ExecutionException {
95 final BGPSessionImpl session = this.clientDispatcher.createClient(ADDRESS, AS_NUMBER, this.registry,
96 new NeverReconnectStrategy(GlobalEventExecutor.INSTANCE, TIMEOUT), Optional.<InetSocketAddress>absent()).get();
97 Assert.assertEquals(BGPSessionImpl.State.UP, session.getState());
98 Assert.assertEquals(AS_NUMBER, session.getAsNumber());
99 Assert.assertEquals(Sets.newHashSet(this.ipv4tt), session.getAdvertisedTableTypes());
104 public void tearDown() throws Exception {
105 this.channel.close().get();
106 this.dispatcher.close();
107 this.registry.close();
111 public void testCreateReconnectingClient() throws InterruptedException, ExecutionException {
112 final SimpleSessionListener listener = new SimpleSessionListener();
113 this.registry.addPeer(new IpAddress(new Ipv4Address(CLIENT_ADDRESS2.getAddress().getHostAddress())), listener, createPreferences(CLIENT_ADDRESS2));
114 final Future<Void> cf = this.clientDispatcher.createReconnectingClient(CLIENT_ADDRESS2, AS_NUMBER, this.registry,
115 new ReconnectStrategyFctImpl(), Optional.<InetSocketAddress>absent());
116 final Channel channel2 = this.dispatcher.createServer(this.registry, CLIENT_ADDRESS2, new BGPServerSessionValidator()).channel();
118 Assert.assertTrue(listener.up);
119 Assert.assertTrue(channel2.isActive());
121 listener.releaseConnection();
124 private static final class ReconnectStrategyFctImpl implements ReconnectStrategyFactory {
126 public ReconnectStrategy createReconnectStrategy() {
127 return new NeverReconnectStrategy(GlobalEventExecutor.INSTANCE, TIMEOUT);
132 private BGPSessionPreferences createPreferences(final InetSocketAddress socketAddress) {
133 final List<BgpParameters> tlvs = Lists.newArrayList();
134 final List<OptionalCapabilities> capas = Lists.newArrayList();
135 capas.add(new OptionalCapabilitiesBuilder().setCParameters(new CParametersBuilder().addAugmentation(
136 CParameters1.class, new CParameters1Builder().setMultiprotocolCapability(new MultiprotocolCapabilityBuilder()
137 .setAfi(this.ipv4tt.getAfi()).setSafi(this.ipv4tt.getSafi()).build()).build())
138 .setAs4BytesCapability(new As4BytesCapabilityBuilder().setAsNumber(new AsNumber(30L)).build()).build()).build());
139 tlvs.add(new BgpParametersBuilder().setOptionalCapabilities(capas).build());
140 return new BGPSessionPreferences(AS_NUMBER, (short) 4, new Ipv4Address(socketAddress.getAddress().getHostAddress()), tlvs);