bgp/testtool/src/test/java/org/opendaylight/protocol/bgp/testtool/BGPSpeakerMock.java

   1 /*
   2  * Copyright (c) 2013 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.testtool;
   9
  10 import com.google.common.base.Preconditions;
  11 import io.netty.channel.nio.NioEventLoopGroup;
  12 import io.netty.channel.socket.SocketChannel;
  13 import io.netty.util.HashedWheelTimer;
  14 import io.netty.util.concurrent.DefaultPromise;
  15 import io.netty.util.concurrent.GlobalEventExecutor;
  16 import io.netty.util.concurrent.Promise;
  17 import java.net.InetSocketAddress;
  18 import java.util.HashMap;
  19 import java.util.Map;
  20 import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
  21 import org.opendaylight.protocol.bgp.parser.BGPSessionListener;
  22 import org.opendaylight.protocol.bgp.parser.spi.pojo.ServiceLoaderBGPExtensionProviderContext;
  23 import org.opendaylight.protocol.bgp.rib.impl.BGPHandlerFactory;
  24 import org.opendaylight.protocol.bgp.rib.impl.BGPSessionImpl;
  25 import org.opendaylight.protocol.bgp.rib.impl.BGPSessionProposalImpl;
  26 import org.opendaylight.protocol.bgp.rib.impl.server.BGPServerSessionNegotiatorFactory;
  27 import org.opendaylight.protocol.bgp.rib.impl.spi.BGPPeerRegistry;
  28 import org.opendaylight.protocol.bgp.rib.impl.spi.BGPSessionPreferences;
  29 import org.opendaylight.protocol.bgp.rib.impl.spi.BGPSessionValidator;
  30 import org.opendaylight.protocol.bgp.rib.impl.spi.ReusableBGPPeer;
  31 import org.opendaylight.protocol.framework.AbstractDispatcher;
  32 import org.opendaylight.protocol.framework.ProtocolSession;
  33 import org.opendaylight.protocol.framework.SessionListener;
  34 import org.opendaylight.protocol.framework.SessionNegotiatorFactory;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.AsNumber;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
  37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Address;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.LinkstateAddressFamily;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.LinkstateSubsequentAddressFamily;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.Open;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.AddressFamily;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv4AddressFamily;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.SubsequentAddressFamily;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.UnicastSubsequentAddressFamily;
  45 import org.opendaylight.yangtools.yang.binding.Notification;
  46
  47 public class BGPSpeakerMock<M, S extends ProtocolSession<M>, L extends SessionListener<M, ?, ?>> extends AbstractDispatcher<S, L> {
  48
  49     private final SessionNegotiatorFactory<M, S, L> negotiatorFactory;
  50     private final BGPHandlerFactory factory;
  51
  52     public BGPSpeakerMock(final SessionNegotiatorFactory<M, S, L> negotiatorFactory, final BGPHandlerFactory factory,
  53             final DefaultPromise<BGPSessionImpl> defaultPromise) {
  54         super(GlobalEventExecutor.INSTANCE, new NioEventLoopGroup(), new NioEventLoopGroup());
  55         this.negotiatorFactory = Preconditions.checkNotNull(negotiatorFactory);
  56         this.factory = Preconditions.checkNotNull(factory);
  57     }
  58
  59     public void createServer(final InetSocketAddress address) {
  60         super.createServer(address, new PipelineInitializer<S>() {
  61
  62             @Override
  63             public void initializeChannel(final SocketChannel ch, final Promise<S> promise) {
  64                 ch.pipeline().addLast(BGPSpeakerMock.this.factory.getDecoders());
  65                 ch.pipeline().addLast("negotiator",
  66                         BGPSpeakerMock.this.negotiatorFactory.getSessionNegotiator(null, ch, promise));
  67                 ch.pipeline().addLast(BGPSpeakerMock.this.factory.getEncoders());
  68             }
  69         });
  70     }
  71
  72     public static void main(final String[] args) throws Exception {
  73         final Map<Class<? extends AddressFamily>, Class<? extends SubsequentAddressFamily>> tables = new HashMap<>();
  74         tables.put(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class);
  75         tables.put(LinkstateAddressFamily.class, LinkstateSubsequentAddressFamily.class);
  76
  77         final BGPPeerRegistry peerRegistry = new BGPPeerRegistry() {
  78             @Override
  79             public void addPeer(final IpAddress ip, final ReusableBGPPeer peer, final BGPSessionPreferences prefs) {}
  80
  81             @Override
  82             public void removePeer(final IpAddress ip) {}
  83
  84             @Override
  85             public boolean isPeerConfigured(final IpAddress ip) {
  86                 return true;
  87             }
  88
  89             @Override
  90             public BGPSessionListener getPeer(final IpAddress ip, final Ipv4Address sourceId, final Ipv4Address remoteId) throws BGPDocumentedException {
  91                 return new SpeakerSessionListener();
  92             }
  93
  94             @Override
  95             public BGPSessionPreferences getPeerPreferences(final IpAddress ip) {
  96                 return new BGPSessionProposalImpl((short) 90, new AsNumber(72L), new Ipv4Address("127.0.0.2"), tables).getProposal();
  97             }
  98
  99             @Override
 100             public void close() throws Exception {
 101
 102             }
 103         };
 104
 105         final SessionNegotiatorFactory<Notification, BGPSessionImpl, BGPSessionListener> snf = new BGPServerSessionNegotiatorFactory(new HashedWheelTimer(), new BGPSessionValidator() {
 106             @Override
 107             public void validate(final Open openObj, final BGPSessionPreferences prefs) throws BGPDocumentedException {
 108                 // NOOP
 109             }
 110         }, peerRegistry);
 111
 112         final BGPSpeakerMock<Notification, BGPSessionImpl, BGPSessionListener> mock = new BGPSpeakerMock<>(snf, new BGPHandlerFactory(ServiceLoaderBGPExtensionProviderContext.getSingletonInstance().getMessageRegistry()), new DefaultPromise<BGPSessionImpl>(GlobalEventExecutor.INSTANCE));
 113
 114         mock.createServer(new InetSocketAddress("127.0.0.2", 12345));
 115     }
 116 }