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