bgp/rib-impl/src/test/java/org/opendaylight/protocol/bgp/rib/impl/AbstractBGPDispatcherTest.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 package org.opendaylight.protocol.bgp.rib.impl;
   9
  10 import static org.opendaylight.protocol.util.CheckUtil.waitFutureSuccess;
  11
  12 import com.google.common.base.Optional;
  13 import com.google.common.base.Preconditions;
  14 import com.google.common.collect.Lists;
  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.nio.NioEventLoopGroup;
  20 import java.net.InetSocketAddress;
  21 import java.util.List;
  22 import java.util.concurrent.TimeUnit;
  23 import org.junit.After;
  24 import org.junit.Before;
  25 import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
  26 import org.opendaylight.protocol.bgp.parser.BgpExtendedMessageUtil;
  27 import org.opendaylight.protocol.bgp.parser.BgpTableTypeImpl;
  28 import org.opendaylight.protocol.bgp.parser.spi.BGPExtensionProviderContext;
  29 import org.opendaylight.protocol.bgp.parser.spi.pojo.ServiceLoaderBGPExtensionProviderContext;
  30 import org.opendaylight.protocol.bgp.rib.impl.spi.BGPPeerRegistry;
  31 import org.opendaylight.protocol.bgp.rib.impl.spi.BGPSessionPreferences;
  32 import org.opendaylight.protocol.util.InetSocketAddressUtil;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.BgpParameters;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.BgpParametersBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.OptionalCapabilities;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.OptionalCapabilitiesBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.optional.capabilities.CParametersBuilder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.optional.capabilities.c.parameters.As4BytesCapabilityBuilder;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.BgpTableType;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.CParameters1;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.CParameters1Builder;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.MultiprotocolCapabilityBuilder;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.BgpId;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv4AddressFamily;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.UnicastSubsequentAddressFamily;
  49 import org.slf4j.LoggerFactory;
  50
  51 public class AbstractBGPDispatcherTest {
  52     protected static final AsNumber AS_NUMBER = new AsNumber(30L);
  53     protected static final int RETRY_TIMER = 1;
  54     protected static final BgpTableType IPV_4_TT = new BgpTableTypeImpl(Ipv4AddressFamily.class,
  55         UnicastSubsequentAddressFamily.class);
  56     private static final short HOLD_TIMER = 30;
  57     protected BGPDispatcherImpl clientDispatcher;
  58     protected BGPPeerRegistry registry;
  59     protected SimpleSessionListener clientListener;
  60     protected BGPDispatcherImpl serverDispatcher;
  61     protected SimpleSessionListener serverListener;
  62     protected InetSocketAddress clientAddress;
  63     private EventLoopGroup boss;
  64     private EventLoopGroup worker;
  65
  66     @Before
  67     public void setUp() throws BGPDocumentedException {
  68         if (!Epoll.isAvailable()) {
  69             this.boss = new NioEventLoopGroup();
  70             this.worker = new NioEventLoopGroup();
  71         }
  72         this.registry = new StrictBGPPeerRegistry();
  73         this.clientListener = new SimpleSessionListener();
  74         this.serverListener = new SimpleSessionListener();
  75         final BGPExtensionProviderContext ctx = ServiceLoaderBGPExtensionProviderContext.getSingletonInstance();
  76         this.serverDispatcher = new BGPDispatcherImpl(ctx.getMessageRegistry(), this.boss, this.worker, this.registry);
  77
  78         this.clientAddress = InetSocketAddressUtil.getRandomLoopbackInetSocketAddress();
  79         final IpAddress clientPeerIp = new IpAddress(new Ipv4Address(this.clientAddress.getAddress().getHostAddress()));
  80         this.registry.addPeer(clientPeerIp, this.clientListener, createPreferences(this.clientAddress));
  81         this.clientDispatcher = new BGPDispatcherImpl(ctx.getMessageRegistry(), this.boss, this.worker, this.registry);
  82     }
  83
  84     @After
  85     public void tearDown() throws Exception {
  86         this.serverDispatcher.close();
  87         this.registry.close();
  88         if (!Epoll.isAvailable()) {
  89             this.worker.shutdownGracefully(0, 0, TimeUnit.SECONDS);
  90             this.boss.shutdownGracefully(0, 0, TimeUnit.SECONDS);
  91         }
  92     }
  93
  94     protected BGPSessionPreferences createPreferences(final InetSocketAddress socketAddress) {
  95         final List<BgpParameters> tlvs = Lists.newArrayList();
  96         final List<OptionalCapabilities> capas = Lists.newArrayList();
  97         capas.add(new OptionalCapabilitiesBuilder().setCParameters(new CParametersBuilder().addAugmentation(
  98             CParameters1.class, new CParameters1Builder().setMultiprotocolCapability(new MultiprotocolCapabilityBuilder()
  99                 .setAfi(IPV_4_TT.getAfi()).setSafi(IPV_4_TT.getSafi()).build()).build())
 100             .setAs4BytesCapability(new As4BytesCapabilityBuilder().setAsNumber(new AsNumber(30L)).build())
 101             .build()).build());
 102         capas.add(new OptionalCapabilitiesBuilder().setCParameters(BgpExtendedMessageUtil.EXTENDED_MESSAGE_CAPABILITY).build());
 103         tlvs.add(new BgpParametersBuilder().setOptionalCapabilities(capas).build());
 104         final BgpId bgpId = new BgpId(new Ipv4Address(socketAddress.getAddress().getHostAddress()));
 105         return new BGPSessionPreferences(AS_NUMBER, HOLD_TIMER, bgpId, AS_NUMBER, tlvs, Optional.absent());
 106     }
 107
 108     protected Channel createServer(final InetSocketAddress serverAddress) throws InterruptedException {
 109         this.registry.addPeer(new IpAddress(new Ipv4Address(serverAddress.getAddress().getHostAddress())),
 110             this.serverListener, createPreferences(serverAddress));
 111         LoggerFactory.getLogger(AbstractBGPDispatcherTest.class).info("createServer");
 112         final ChannelFuture future = this.serverDispatcher.createServer(serverAddress);
 113         future.addListener(future1 -> Preconditions.checkArgument(future1.isSuccess(),
 114             "Unable to start bgp server on %s", future1.cause()));
 115         waitFutureSuccess(future);
 116         return future.channel();
 117     }
 118 }