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.base.Preconditions;
  13 import com.google.common.collect.Lists;
  14 import com.google.common.collect.Sets;
  15 import io.netty.channel.Channel;
  16 import io.netty.channel.ChannelFuture;
  17 import io.netty.channel.EventLoopGroup;
  18 import io.netty.channel.epoll.Epoll;
  19 import io.netty.channel.epoll.EpollEventLoopGroup;
  20 import io.netty.channel.nio.NioEventLoopGroup;
  21 import io.netty.util.concurrent.Future;
  22 import io.netty.util.concurrent.GenericFutureListener;
  23 import java.net.InetSocketAddress;
  24 import java.util.List;
  25 import java.util.concurrent.ExecutionException;
  26 import org.junit.After;
  27 import org.junit.Assert;
  28 import org.junit.Before;
  29 import org.junit.Ignore;
  30 import org.junit.Test;
  31 import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
  32 import org.opendaylight.protocol.bgp.parser.BgpExtendedMessageUtil;
  33 import org.opendaylight.protocol.bgp.parser.BgpTableTypeImpl;
  34 import org.opendaylight.protocol.bgp.parser.spi.BGPExtensionProviderContext;
  35 import org.opendaylight.protocol.bgp.parser.spi.pojo.ServiceLoaderBGPExtensionProviderContext;
  36 import org.opendaylight.protocol.bgp.rib.impl.spi.BGPPeerRegistry;
  37 import org.opendaylight.protocol.bgp.rib.impl.spi.BGPSessionPreferences;
  38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber;
  39 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  40 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.BgpParameters;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.BgpParametersBuilder;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.OptionalCapabilities;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.OptionalCapabilitiesBuilder;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.optional.capabilities.CParametersBuilder;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.message.bgp.parameters.optional.capabilities.c.parameters.As4BytesCapabilityBuilder;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.BgpTableType;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.CParameters1;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.CParameters1Builder;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.mp.capabilities.MultiprotocolCapabilityBuilder;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.BgpId;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv4AddressFamily;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.UnicastSubsequentAddressFamily;
  54 import org.slf4j.LoggerFactory;
  55
  56 // Disabling this test for now as it's failing frequently on jenkins, seems due to infrastructure issues. The
  57 // tests succeed when run locally.
  58 @Ignore
  59 public class BGPDispatcherImplTest {
  60
  61     private static final AsNumber AS_NUMBER = new AsNumber(30L);
  62     private static final int RETRY_TIMER = 1;
  63     private static final BgpTableType IPV_4_TT = new BgpTableTypeImpl(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class);
  64     private BGPDispatcherImpl serverDispatcher;
  65     private TestClientDispatcher clientDispatcher;
  66     private BGPPeerRegistry registry;
  67     private SimpleSessionListener clientListener;
  68     private SimpleSessionListener serverListener;
  69     private EventLoopGroup boss;
  70     private EventLoopGroup worker;
  71
  72     @Before
  73     public void setUp() throws BGPDocumentedException {
  74         if (Epoll.isAvailable()) {
  75             this.boss = new EpollEventLoopGroup();
  76             this.worker = new EpollEventLoopGroup();
  77         } else {
  78             this.boss = new NioEventLoopGroup();
  79             this.worker = new NioEventLoopGroup();
  80         }
  81         this.registry = new StrictBGPPeerRegistry();
  82         this.clientListener = new SimpleSessionListener();
  83         final BGPExtensionProviderContext ctx = ServiceLoaderBGPExtensionProviderContext.getSingletonInstance();
  84         this.serverDispatcher = new BGPDispatcherImpl(ctx.getMessageRegistry(), this.boss, this.worker);
  85         configureClient(ctx);
  86     }
  87
  88     private void configureClient(final BGPExtensionProviderContext ctx) {
  89         final InetSocketAddress clientAddress = new InetSocketAddress("127.0.11.0", 1791);
  90         final IpAddress clientPeerIp = new IpAddress(new Ipv4Address(clientAddress.getAddress().getHostAddress()));
  91         this.registry.addPeer(clientPeerIp, this.clientListener, createPreferences(clientAddress));
  92         this.clientDispatcher = new TestClientDispatcher(this.boss, this.worker, ctx.getMessageRegistry(), clientAddress);
  93     }
  94
  95     private Channel createServer(final InetSocketAddress serverAddress) throws InterruptedException {
  96         this.serverListener = new SimpleSessionListener();
  97         this.registry.addPeer(new IpAddress(new Ipv4Address(serverAddress.getAddress().getHostAddress())), this.serverListener, createPreferences(serverAddress));
  98         LoggerFactory.getLogger(BGPDispatcherImplTest.class).info("createServer");
  99         final ChannelFuture future = this.serverDispatcher.createServer(this.registry, serverAddress);
 100         future.addListener(new GenericFutureListener<Future<Void>>() {
 101             @Override
 102             public void operationComplete(final Future<Void> future) {
 103                 Preconditions.checkArgument(future.isSuccess(), "Unable to start bgp server on %s", future.cause());
 104             }
 105         });
 106         return future.channel();
 107     }
 108
 109     @After
 110     public void tearDown() throws Exception {
 111         this.serverDispatcher.close();
 112         this.registry.close();
 113         this.worker.shutdownGracefully().awaitUninterruptibly();
 114         this.boss.shutdownGracefully().awaitUninterruptibly();
 115     }
 116
 117     @Test
 118     public void testCreateClient() throws InterruptedException, ExecutionException {
 119         final InetSocketAddress serverAddress = new InetSocketAddress("127.0.10.0", 1790);
 120         final Channel serverChannel = createServer(serverAddress);
 121         Thread.sleep(1000);
 122         final BGPSessionImpl session = this.clientDispatcher.createClient(serverAddress, this.registry, 0, Optional.absent()).get();
 123         Assert.assertEquals(BGPSessionImpl.State.UP, this.clientListener.getState());
 124         Assert.assertEquals(BGPSessionImpl.State.UP, this.serverListener.getState());
 125         Assert.assertEquals(AS_NUMBER, session.getAsNumber());
 126         Assert.assertEquals(Sets.newHashSet(IPV_4_TT), session.getAdvertisedTableTypes());
 127         Assert.assertTrue(serverChannel.isWritable());
 128         session.close();
 129
 130         Thread.sleep(3000);
 131         Assert.assertEquals(BGPSessionImpl.State.IDLE, this.clientListener.getState());
 132         Assert.assertEquals(BGPSessionImpl.State.IDLE, this.serverListener.getState());
 133     }
 134
 135     @Test
 136     public void testCreateReconnectingClient() throws Exception {
 137         final InetSocketAddress serverAddress = new InetSocketAddress("127.0.20.0", 1792);
 138         final Future<Void> future = this.clientDispatcher.createReconnectingClient(serverAddress, this.registry, RETRY_TIMER, Optional.absent());
 139         final Channel serverChannel = createServer(serverAddress);
 140         Assert.assertEquals(BGPSessionImpl.State.UP, this.serverListener.getState());
 141         Assert.assertTrue(serverChannel.isWritable());
 142         future.cancel(true);
 143         this.serverListener.releaseConnection();
 144         Thread.sleep(3000);
 145         Assert.assertEquals(BGPSessionImpl.State.IDLE, this.serverListener.getState());
 146     }
 147
 148     private BGPSessionPreferences createPreferences(final InetSocketAddress socketAddress) {
 149         final List<BgpParameters> tlvs = Lists.newArrayList();
 150         final List<OptionalCapabilities> capas = Lists.newArrayList();
 151         capas.add(new OptionalCapabilitiesBuilder().setCParameters(new CParametersBuilder().addAugmentation(
 152             CParameters1.class, new CParameters1Builder().setMultiprotocolCapability(new MultiprotocolCapabilityBuilder()
 153                 .setAfi(IPV_4_TT.getAfi()).setSafi(IPV_4_TT.getSafi()).build()).build())
 154             .setAs4BytesCapability(new As4BytesCapabilityBuilder().setAsNumber(new AsNumber(30L)).build())
 155             .build()).build());
 156         capas.add(new OptionalCapabilitiesBuilder().setCParameters(BgpExtendedMessageUtil.EXTENDED_MESSAGE_CAPABILITY).build());
 157         tlvs.add(new BgpParametersBuilder().setOptionalCapabilities(capas).build());
 158         return new BGPSessionPreferences(AS_NUMBER, (short) 4, new BgpId(socketAddress.getAddress().getHostAddress()), AS_NUMBER, tlvs);
 159     }
 160
 161 }