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
  12 import io.netty.channel.nio.NioEventLoopGroup;
  13 import io.netty.channel.socket.SocketChannel;
  14 import io.netty.util.HashedWheelTimer;
  15 import io.netty.util.concurrent.DefaultPromise;
  16 import io.netty.util.concurrent.GlobalEventExecutor;
  17 import io.netty.util.concurrent.Promise;
  18
  19 import java.net.InetSocketAddress;
  20 import java.util.HashMap;
  21 import java.util.Map;
  22
  23 import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
  24 import org.opendaylight.protocol.bgp.parser.BGPSessionListener;
  25 import org.opendaylight.protocol.bgp.parser.spi.pojo.ServiceLoaderBGPExtensionProviderContext;
  26 import org.opendaylight.protocol.bgp.rib.impl.BGPHandlerFactory;
  27 import org.opendaylight.protocol.bgp.rib.impl.BGPServerSessionNegotiatorFactory;
  28 import org.opendaylight.protocol.bgp.rib.impl.BGPSessionImpl;
  29 import org.opendaylight.protocol.bgp.rib.impl.BGPSessionProposalImpl;
  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.bgp.rib.impl.spi.BGPSessionValidator;
  33 import org.opendaylight.protocol.bgp.rib.impl.spi.ReusableBGPPeer;
  34 import org.opendaylight.protocol.framework.AbstractDispatcher;
  35 import org.opendaylight.protocol.framework.ProtocolSession;
  36 import org.opendaylight.protocol.framework.SessionListener;
  37 import org.opendaylight.protocol.framework.SessionNegotiatorFactory;
  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.linkstate.rev131125.LinkstateAddressFamily;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.LinkstateSubsequentAddressFamily;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.Open;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.AddressFamily;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv4AddressFamily;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.SubsequentAddressFamily;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.UnicastSubsequentAddressFamily;
  48 import org.opendaylight.yangtools.yang.binding.Notification;
  49
  50 public class BGPSpeakerMock<M, S extends ProtocolSession<M>, L extends SessionListener<M, ?, ?>> extends AbstractDispatcher<S, L> {
  51
  52     private final SessionNegotiatorFactory<M, S, L> negotiatorFactory;
  53     private final BGPHandlerFactory factory;
  54
  55     public BGPSpeakerMock(final SessionNegotiatorFactory<M, S, L> negotiatorFactory, final BGPHandlerFactory factory,
  56             final DefaultPromise<BGPSessionImpl> defaultPromise) {
  57         super(GlobalEventExecutor.INSTANCE, new NioEventLoopGroup(), new NioEventLoopGroup());
  58         this.negotiatorFactory = Preconditions.checkNotNull(negotiatorFactory);
  59         this.factory = Preconditions.checkNotNull(factory);
  60     }
  61
  62     public void createServer(final InetSocketAddress address) {
  63         super.createServer(address, new PipelineInitializer<S>() {
  64
  65             @Override
  66             public void initializeChannel(final SocketChannel ch, final Promise<S> promise) {
  67                 ch.pipeline().addLast(BGPSpeakerMock.this.factory.getDecoders());
  68                 ch.pipeline().addLast("negotiator",
  69                         BGPSpeakerMock.this.negotiatorFactory.getSessionNegotiator(null, ch, promise));
  70                 ch.pipeline().addLast(BGPSpeakerMock.this.factory.getEncoders());
  71             }
  72         });
  73     }
  74
  75     public static void main(final String[] args) throws Exception {
  76         final Map<Class<? extends AddressFamily>, Class<? extends SubsequentAddressFamily>> tables = new HashMap<>();
  77         tables.put(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class);
  78         tables.put(LinkstateAddressFamily.class, LinkstateSubsequentAddressFamily.class);
  79
  80         final BGPPeerRegistry peerRegistry = new BGPPeerRegistry() {
  81             @Override
  82             public void addPeer(final IpAddress ip, final ReusableBGPPeer peer, final BGPSessionPreferences prefs) {}
  83
  84             @Override
  85             public void removePeer(final IpAddress ip) {}
  86
  87             @Override
  88             public boolean isPeerConfigured(final IpAddress ip) {
  89                 return true;
  90             }
  91
  92             @Override
  93             public BGPSessionListener getPeer(final IpAddress ip, final Ipv4Address sourceId, final Ipv4Address remoteId) throws BGPDocumentedException {
  94                 return new SpeakerSessionListener();
  95             }
  96
  97             @Override
  98             public BGPSessionPreferences getPeerPreferences(final IpAddress ip) {
  99                 return new BGPSessionProposalImpl((short) 90, new AsNumber(72L), new Ipv4Address("127.0.0.2"), tables).getProposal();
 100             }
 101
 102             @Override
 103             public void close() throws Exception {
 104
 105             }
 106         };
 107
 108         final SessionNegotiatorFactory<Notification, BGPSessionImpl, BGPSessionListener> snf = new BGPServerSessionNegotiatorFactory(new HashedWheelTimer(), new BGPSessionValidator() {
 109             @Override
 110             public void validate(final Open openObj, final BGPSessionPreferences prefs) throws BGPDocumentedException {
 111                 // NOOP
 112             }
 113         }, peerRegistry);
 114
 115         final BGPSpeakerMock<Notification, BGPSessionImpl, BGPSessionListener> mock = new BGPSpeakerMock<>(snf, new BGPHandlerFactory(ServiceLoaderBGPExtensionProviderContext.getSingletonInstance().getMessageRegistry()), new DefaultPromise<BGPSessionImpl>(GlobalEventExecutor.INSTANCE));
 116
 117         mock.createServer(new InetSocketAddress("127.0.0.2", 12345));
 118     }
 119 }