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.Preconditions;
  13 import io.netty.channel.Channel;
  14 import io.netty.channel.ChannelFuture;
  15 import io.netty.channel.EventLoopGroup;
  16 import io.netty.channel.epoll.Epoll;
  17 import io.netty.channel.nio.NioEventLoopGroup;
  18 import java.net.InetSocketAddress;
  19 import java.util.ArrayList;
  20 import java.util.List;
  21 import java.util.ServiceLoader;
  22 import java.util.concurrent.TimeUnit;
  23 import org.junit.After;
  24 import org.junit.Before;
  25 import org.opendaylight.protocol.bgp.parser.BgpExtendedMessageUtil;
  26 import org.opendaylight.protocol.bgp.parser.BgpTableTypeImpl;
  27 import org.opendaylight.protocol.bgp.parser.spi.BGPExtensionConsumerContext;
  28 import org.opendaylight.protocol.bgp.rib.impl.spi.BGPSessionPreferences;
  29 import org.opendaylight.protocol.util.InetSocketAddressUtil;
  30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber;
  31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IetfInetUtil;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddressNoZone;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4AddressNoZone;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.BgpParameters;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.BgpParametersBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.OptionalCapabilities;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.OptionalCapabilitiesBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.optional.capabilities.CParametersBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.open.message.bgp.parameters.optional.capabilities.c.parameters.As4BytesCapabilityBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.BgpTableType;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.CParameters1Builder;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.mp.capabilities.MultiprotocolCapabilityBuilder;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.BgpId;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.Ipv4AddressFamily;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.UnicastSubsequentAddressFamily;
  46 import org.opendaylight.yangtools.yang.common.Uint32;
  47 import org.slf4j.LoggerFactory;
  48
  49 public class AbstractBGPDispatcherTest {
  50     protected static final AsNumber AS_NUMBER = new AsNumber(Uint32.valueOf(30));
  51     static final int RETRY_TIMER = 1;
  52     protected static final BgpTableType IPV_4_TT = new BgpTableTypeImpl(Ipv4AddressFamily.class,
  53         UnicastSubsequentAddressFamily.class);
  54     private static final short HOLD_TIMER = 30;
  55     protected BGPDispatcherImpl clientDispatcher;
  56     protected StrictBGPPeerRegistry registry;
  57     protected SimpleSessionListener clientListener;
  58     protected BGPDispatcherImpl serverDispatcher;
  59     protected SimpleSessionListener serverListener;
  60     protected InetSocketAddress clientAddress;
  61     private EventLoopGroup boss;
  62     private EventLoopGroup worker;
  63
  64     @Before
  65     public void setUp() {
  66         if (!Epoll.isAvailable()) {
  67             this.boss = new NioEventLoopGroup();
  68             this.worker = new NioEventLoopGroup();
  69         }
  70         this.registry = new StrictBGPPeerRegistry();
  71         this.clientListener = new SimpleSessionListener();
  72         this.serverListener = new SimpleSessionListener();
  73         final BGPExtensionConsumerContext ctx = ServiceLoader.load(BGPExtensionConsumerContext.class).findFirst()
  74             .orElseThrow();
  75         this.serverDispatcher = new BGPDispatcherImpl(ctx, this.boss, this.worker, this.registry);
  76
  77         this.clientAddress = InetSocketAddressUtil.getRandomLoopbackInetSocketAddress();
  78         final IpAddressNoZone clientPeerIp = new IpAddressNoZone(new Ipv4AddressNoZone(
  79             this.clientAddress.getAddress().getHostAddress()));
  80         this.registry.addPeer(clientPeerIp, this.clientListener, createPreferences(this.clientAddress));
  81         this.clientDispatcher = new BGPDispatcherImpl(ctx, 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 = new ArrayList<>();
  96         final List<OptionalCapabilities> capas = new ArrayList<>();
  97         capas.add(new OptionalCapabilitiesBuilder()
  98             .setCParameters(new CParametersBuilder()
  99                 .addAugmentation(new CParameters1Builder()
 100                         .setMultiprotocolCapability(new MultiprotocolCapabilityBuilder()
 101                                 .setAfi(IPV_4_TT.getAfi())
 102                                 .setSafi(IPV_4_TT.getSafi())
 103                                 .build())
 104                         .build())
 105                 .setAs4BytesCapability(new As4BytesCapabilityBuilder()
 106                     .setAsNumber(new AsNumber(Uint32.valueOf(30)))
 107                     .build())
 108                 .build())
 109             .build());
 110         capas.add(new OptionalCapabilitiesBuilder()
 111                 .setCParameters(BgpExtendedMessageUtil.EXTENDED_MESSAGE_CAPABILITY).build());
 112         tlvs.add(new BgpParametersBuilder().setOptionalCapabilities(capas).build());
 113         final BgpId bgpId = new BgpId(IetfInetUtil.INSTANCE.ipv4AddressFor(socketAddress.getAddress()));
 114         return new BGPSessionPreferences(AS_NUMBER, HOLD_TIMER, bgpId, AS_NUMBER, tlvs);
 115     }
 116
 117     Channel createServer(final InetSocketAddress serverAddress) {
 118         this.registry.addPeer(new IpAddressNoZone(new Ipv4AddressNoZone(serverAddress.getAddress().getHostAddress())),
 119                 this.serverListener, createPreferences(serverAddress));
 120         LoggerFactory.getLogger(AbstractBGPDispatcherTest.class).info("createServer");
 121         final ChannelFuture future = this.serverDispatcher.createServer(serverAddress);
 122         future.addListener(future1 -> Preconditions.checkArgument(future1.isSuccess(),
 123             "Unable to start bgp server on %s", future1.cause()));
 124         waitFutureSuccess(future);
 125         return future.channel();
 126     }
 127 }