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.rev100924.AsNumber;
  39 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
  40 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.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.Ipv4AddressFamily;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.UnicastSubsequentAddressFamily;
  53 import org.slf4j.LoggerFactory;
  54
  55 // Disabling this test for now as it's failing frequently on jenkins, seems due to infrastructure issues. The
  56 // tests succeed when run locally.
  57 @Ignore
  58 public class BGPDispatcherImplTest {
  59
  60     private static final AsNumber AS_NUMBER = new AsNumber(30L);
  61     private static final int RETRY_TIMER = 1;
  62     private static final BgpTableType IPV_4_TT = new BgpTableTypeImpl(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class);
  63     private BGPDispatcherImpl serverDispatcher;
  64     private TestClientDispatcher clientDispatcher;
  65     private BGPPeerRegistry registry;
  66     private SimpleSessionListener clientListener;
  67     private SimpleSessionListener serverListener;
  68     private EventLoopGroup boss;
  69     private EventLoopGroup worker;
  70
  71     @Before
  72     public void setUp() throws BGPDocumentedException {
  73         if (Epoll.isAvailable()) {
  74             this.boss = new EpollEventLoopGroup();
  75             this.worker = new EpollEventLoopGroup();
  76         } else {
  77             this.boss = new NioEventLoopGroup();
  78             this.worker = new NioEventLoopGroup();
  79         }
  80         this.registry = new StrictBGPPeerRegistry();
  81         this.clientListener = new SimpleSessionListener();
  82         final BGPExtensionProviderContext ctx = ServiceLoaderBGPExtensionProviderContext.getSingletonInstance();
  83         this.serverDispatcher = new BGPDispatcherImpl(ctx.getMessageRegistry(), this.boss, this.worker);
  84         configureClient(ctx);
  85     }
  86
  87     private void configureClient(final BGPExtensionProviderContext ctx) {
  88         final InetSocketAddress clientAddress = new InetSocketAddress("127.0.11.0", 1791);
  89         final IpAddress clientPeerIp = new IpAddress(new Ipv4Address(clientAddress.getAddress().getHostAddress()));
  90         this.registry.addPeer(clientPeerIp, this.clientListener, createPreferences(clientAddress));
  91         this.clientDispatcher = new TestClientDispatcher(this.boss, this.worker, ctx.getMessageRegistry(), clientAddress);
  92     }
  93
  94     private Channel createServer(final InetSocketAddress serverAddress) throws InterruptedException {
  95         this.serverListener = new SimpleSessionListener();
  96         this.registry.addPeer(new IpAddress(new Ipv4Address(serverAddress.getAddress().getHostAddress())), this.serverListener, createPreferences(serverAddress));
  97         LoggerFactory.getLogger(BGPDispatcherImplTest.class).info("createServer");
  98         final ChannelFuture future = this.serverDispatcher.createServer(this.registry, serverAddress);
  99         future.addListener(new GenericFutureListener<Future<Void>>() {
 100             @Override
 101             public void operationComplete(final Future<Void> future) {
 102                 Preconditions.checkArgument(future.isSuccess(), "Unable to start bgp server on %s", future.cause());
 103             }
 104         });
 105         return future.channel();
 106     }
 107
 108     @After
 109     public void tearDown() throws Exception {
 110         this.serverDispatcher.close();
 111         this.registry.close();
 112         this.worker.shutdownGracefully().awaitUninterruptibly();
 113         this.boss.shutdownGracefully().awaitUninterruptibly();
 114     }
 115
 116     @Test
 117     public void testCreateClient() throws InterruptedException, ExecutionException {
 118         final InetSocketAddress serverAddress = new InetSocketAddress("127.0.10.0", 1790);
 119         final Channel serverChannel = createServer(serverAddress);
 120         Thread.sleep(1000);
 121         final BGPSessionImpl session = this.clientDispatcher.createClient(serverAddress, this.registry, 0, Optional.absent()).get();
 122         Assert.assertEquals(BGPSessionImpl.State.UP, this.clientListener.getState());
 123         Assert.assertEquals(BGPSessionImpl.State.UP, this.serverListener.getState());
 124         Assert.assertEquals(AS_NUMBER, session.getAsNumber());
 125         Assert.assertEquals(Sets.newHashSet(IPV_4_TT), session.getAdvertisedTableTypes());
 126         Assert.assertTrue(serverChannel.isWritable());
 127         session.close();
 128
 129         Thread.sleep(3000);
 130         Assert.assertEquals(BGPSessionImpl.State.IDLE, this.clientListener.getState());
 131         Assert.assertEquals(BGPSessionImpl.State.IDLE, this.serverListener.getState());
 132     }
 133
 134     @Test
 135     public void testCreateReconnectingClient() throws Exception {
 136         final InetSocketAddress serverAddress = new InetSocketAddress("127.0.20.0", 1792);
 137         final Future<Void> future = this.clientDispatcher.createReconnectingClient(serverAddress, this.registry, RETRY_TIMER, Optional.absent());
 138         final Channel serverChannel = createServer(serverAddress);
 139         Assert.assertEquals(BGPSessionImpl.State.UP, this.serverListener.getState());
 140         Assert.assertTrue(serverChannel.isWritable());
 141         future.cancel(true);
 142         this.serverListener.releaseConnection();
 143         Thread.sleep(3000);
 144         Assert.assertEquals(BGPSessionImpl.State.IDLE, this.serverListener.getState());
 145     }
 146
 147     private BGPSessionPreferences createPreferences(final InetSocketAddress socketAddress) {
 148         final List<BgpParameters> tlvs = Lists.newArrayList();
 149         final List<OptionalCapabilities> capas = Lists.newArrayList();
 150         capas.add(new OptionalCapabilitiesBuilder().setCParameters(new CParametersBuilder().addAugmentation(
 151             CParameters1.class, new CParameters1Builder().setMultiprotocolCapability(new MultiprotocolCapabilityBuilder()
 152                 .setAfi(IPV_4_TT.getAfi()).setSafi(IPV_4_TT.getSafi()).build()).build())
 153             .setAs4BytesCapability(new As4BytesCapabilityBuilder().setAsNumber(new AsNumber(30L)).build())
 154             .build()).build());
 155         capas.add(new OptionalCapabilitiesBuilder().setCParameters(BgpExtendedMessageUtil.EXTENDED_MESSAGE_CAPABILITY).build());
 156         tlvs.add(new BgpParametersBuilder().setOptionalCapabilities(capas).build());
 157         return new BGPSessionPreferences(AS_NUMBER, (short) 4, new Ipv4Address(socketAddress.getAddress().getHostAddress()), AS_NUMBER, tlvs);
 158     }
 159
 160 }