bgp/rib-impl/src/test/java/org/opendaylight/protocol/bgp/rib/impl/BGPDispatcherImplTest.java

   1 /*
   2  * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   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
   7  */
   8
   9 package org.opendaylight.protocol.bgp.rib.impl;
  10
  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 java.net.InetSocketAddress;
  21 import java.util.List;
  22 import java.util.concurrent.ExecutionException;
  23 import org.junit.After;
  24 import org.junit.Assert;
  25 import org.junit.Before;
  26 import org.junit.Test;
  27 import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
  28 import org.opendaylight.protocol.bgp.parser.BgpExtendedMessageUtil;
  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.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.AsNumber;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Address;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.BgpParameters;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.BgpParametersBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.OptionalCapabilities;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.OptionalCapabilitiesBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.optional.capabilities.CParametersBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.optional.capabilities.c.parameters.As4BytesCapabilityBuilder;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.BgpTableType;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.CParameters1;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.CParameters1Builder;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.mp.capabilities.MultiprotocolCapabilityBuilder;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv4AddressFamily;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.UnicastSubsequentAddressFamily;
  48
  49 public class BGPDispatcherImplTest {
  50
  51     private static final InetSocketAddress ADDRESS = new InetSocketAddress("127.0.10.0", 1790);
  52     private static final InetSocketAddress CLIENT_ADDRESS = new InetSocketAddress("127.0.11.0", 1791);
  53     private static final InetSocketAddress CLIENT_ADDRESS2 = new InetSocketAddress("127.0.12.0", 1792);
  54     private static final AsNumber AS_NUMBER = new AsNumber(30L);
  55     private static final int TIMEOUT = 5000;
  56     private static final int RETRY_TIMER = 10;
  57
  58     private final BgpTableType ipv4tt = new BgpTableTypeImpl(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class);
  59
  60     private BGPDispatcherImpl dispatcher;
  61     private TestClientDispatcher clientDispatcher;
  62
  63     private BGPPeerRegistry registry;
  64
  65     private Channel channel;
  66
  67     @Before
  68     public void setUp() throws BGPDocumentedException {
  69         final EventLoopGroup group = new NioEventLoopGroup();
  70         this.registry = new StrictBGPPeerRegistry();
  71         this.registry.addPeer(new IpAddress(new Ipv4Address(CLIENT_ADDRESS.getAddress().getHostAddress())),
  72                 new SimpleSessionListener(), createPreferences(CLIENT_ADDRESS));
  73         this.registry.addPeer(new IpAddress(new Ipv4Address(ADDRESS.getAddress().getHostAddress())),
  74                 new SimpleSessionListener(), createPreferences(ADDRESS));
  75         this.dispatcher = new BGPDispatcherImpl(ServiceLoaderBGPExtensionProviderContext.getSingletonInstance().getMessageRegistry(), group, group);
  76         this.clientDispatcher = new TestClientDispatcher(group, group, ServiceLoaderBGPExtensionProviderContext.getSingletonInstance().getMessageRegistry(),
  77                 CLIENT_ADDRESS);
  78
  79         final ChannelFuture future = this.dispatcher.createServer(this.registry, ADDRESS);
  80         future.addListener(new GenericFutureListener<Future<Void>>() {
  81             @Override
  82             public void operationComplete(final Future<Void> future) {
  83                 if(!future.isSuccess()) {
  84                     Assert.fail("Failed to create server.");
  85                 }
  86             }
  87         });
  88         this.channel = future.channel();
  89     }
  90
  91     @Test
  92     public void testCreateClient() throws InterruptedException, ExecutionException {
  93         final BGPSessionImpl session = this.clientDispatcher.createClient(ADDRESS, this.registry,
  94                 0, Optional.<InetSocketAddress>absent()).get();
  95         Assert.assertEquals(BGPSessionImpl.State.UP, session.getState());
  96         Assert.assertEquals(AS_NUMBER, session.getAsNumber());
  97         Assert.assertEquals(Sets.newHashSet(this.ipv4tt), session.getAdvertisedTableTypes());
  98         session.close();
  99     }
 100
 101     @After
 102     public void tearDown() throws Exception {
 103         this.channel.close().get();
 104         this.dispatcher.close();
 105         this.registry.close();
 106     }
 107
 108     @Test
 109     public void testCreateReconnectingClient() throws InterruptedException, ExecutionException {
 110         final SimpleSessionListener listener = new SimpleSessionListener();
 111         this.registry.addPeer(new IpAddress(new Ipv4Address(CLIENT_ADDRESS2.getAddress().getHostAddress())), listener, createPreferences(CLIENT_ADDRESS2));
 112         final Future<Void> cf = this.clientDispatcher.createReconnectingClient(CLIENT_ADDRESS2, this.registry,
 113                 RETRY_TIMER, Optional.<InetSocketAddress>absent());
 114         final Channel channel2 = this.dispatcher.createServer(this.registry, CLIENT_ADDRESS2).channel();
 115         Thread.sleep(1000);
 116         Assert.assertTrue(listener.up);
 117         Assert.assertTrue(channel2.isActive());
 118         cf.cancel(true);
 119         listener.releaseConnection();
 120     }
 121
 122     private BGPSessionPreferences createPreferences(final InetSocketAddress socketAddress) {
 123         final List<BgpParameters> tlvs = Lists.newArrayList();
 124         final List<OptionalCapabilities> capas = Lists.newArrayList();
 125         capas.add(new OptionalCapabilitiesBuilder().setCParameters(new CParametersBuilder().addAugmentation(
 126             CParameters1.class, new CParameters1Builder().setMultiprotocolCapability(new MultiprotocolCapabilityBuilder()
 127                 .setAfi(this.ipv4tt.getAfi()).setSafi(this.ipv4tt.getSafi()).build()).build())
 128             .setAs4BytesCapability(new As4BytesCapabilityBuilder().setAsNumber(new AsNumber(30L)).build())
 129             .build()).build());
 130         capas.add(new OptionalCapabilitiesBuilder().setCParameters(BgpExtendedMessageUtil.EXTENDED_MESSAGE_CAPABILITY).build());
 131         tlvs.add(new BgpParametersBuilder().setOptionalCapabilities(capas).build());
 132         return new BGPSessionPreferences(AS_NUMBER, (short) 4, new Ipv4Address(socketAddress.getAddress().getHostAddress()), AS_NUMBER, tlvs);
 133     }
 134
 135 }