pcep/pcc-mock/src/main/java/org/opendaylight/protocol/pcep/pcc/mock/Main.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
   9 package org.opendaylight.protocol.pcep.pcc.mock;
  10
  11 import ch.qos.logback.classic.Level;
  12 import ch.qos.logback.classic.LoggerContext;
  13 import com.google.common.base.Charsets;
  14 import com.google.common.base.Function;
  15 import com.google.common.base.Predicate;
  16 import com.google.common.collect.Iterables;
  17 import com.google.common.collect.Lists;
  18 import com.google.common.net.HostAndPort;
  19 import com.google.common.net.InetAddresses;
  20 import io.netty.util.HashedWheelTimer;
  21 import io.netty.util.Timer;
  22 import io.netty.util.concurrent.GlobalEventExecutor;
  23 import java.net.InetAddress;
  24 import java.net.InetSocketAddress;
  25 import java.net.UnknownHostException;
  26 import java.util.Arrays;
  27 import java.util.List;
  28 import java.util.concurrent.ExecutionException;
  29 import org.opendaylight.protocol.framework.NeverReconnectStrategy;
  30 import org.opendaylight.protocol.framework.ReconnectStrategy;
  31 import org.opendaylight.protocol.framework.ReconnectStrategyFactory;
  32 import org.opendaylight.protocol.framework.TimedReconnectStrategy;
  33 import org.opendaylight.protocol.pcep.PCEPSessionListener;
  34 import org.opendaylight.protocol.pcep.PCEPSessionListenerFactory;
  35 import org.opendaylight.protocol.pcep.PCEPSessionNegotiatorFactory;
  36 import org.opendaylight.protocol.pcep.ietf.initiated00.CrabbeInitiatedActivator;
  37 import org.opendaylight.protocol.pcep.ietf.stateful07.StatefulActivator;
  38 import org.opendaylight.protocol.pcep.impl.DefaultPCEPSessionNegotiatorFactory;
  39 import org.opendaylight.protocol.pcep.pcc.mock.api.PccTunnelManager;
  40 import org.opendaylight.protocol.pcep.spi.PCEPExtensionProviderContext;
  41 import org.opendaylight.protocol.pcep.spi.pojo.ServiceLoaderPCEPExtensionProviderContext;
  42 import org.opendaylight.tcpmd5.api.KeyMapping;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.crabbe.initiated.rev131126.Stateful1;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.crabbe.initiated.rev131126.Stateful1Builder;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.Tlvs1;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.Tlvs1Builder;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.stateful.capability.tlv.StatefulBuilder;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.Open;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.OpenBuilder;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.open.TlvsBuilder;
  51 import org.slf4j.Logger;
  52 import org.slf4j.LoggerFactory;
  53
  54 public final class Main {
  55
  56     private static final Logger LOG = LoggerFactory.getLogger(Main.class);
  57
  58     private static final int DEFAULT_REMOTE_PORT = 4189;
  59     private static final int DEFAULT_LOCAL_PORT = 0;
  60     private static final short DEFAULT_KEEP_ALIVE = 30;
  61     private static final short DEFAULT_DEAD_TIMER = 120;
  62     private static final int RECONNECT_STRATEGY_TIMEOUT = 2000;
  63     private static final InetAddress LOCALHOST = InetAddresses.forString("127.0.0.1");
  64     private static final int MILISECONDS = 1000;
  65
  66     private Main() { }
  67
  68     public static void main(final String[] args) throws InterruptedException, ExecutionException, UnknownHostException {
  69         InetSocketAddress localAddress = new InetSocketAddress(LOCALHOST, DEFAULT_LOCAL_PORT);
  70         List<InetSocketAddress> remoteAddress = Lists.newArrayList(new InetSocketAddress(LOCALHOST, DEFAULT_REMOTE_PORT));
  71         int pccCount = 1;
  72         int lsps = 1;
  73         boolean pcError = false;
  74         final LoggerContext lc = (LoggerContext) LoggerFactory.getILoggerFactory();
  75         short ka = DEFAULT_KEEP_ALIVE;
  76         short dt = DEFAULT_DEAD_TIMER;
  77         String password = null;
  78         int reconnectTime = -1;
  79         int redelegationTimeout = 0;
  80         int stateTimeout = -1;
  81         final Timer timer = new HashedWheelTimer();
  82
  83         getRootLogger(lc).setLevel(ch.qos.logback.classic.Level.INFO);
  84         int argIdx = 0;
  85         while (argIdx < args.length) {
  86             if (args[argIdx].equals("--local-address")) {
  87                 localAddress = getInetSocketAddress(args[++argIdx], DEFAULT_LOCAL_PORT);
  88             } else if (args[argIdx].equals("--remote-address")) {
  89                 remoteAddress = parseAddresses(args[++argIdx], DEFAULT_REMOTE_PORT);
  90             } else if (args[argIdx].equals("--pcc")) {
  91                 pccCount = Integer.valueOf(args[++argIdx]);
  92             } else if (args[argIdx].equals("--lsp")) {
  93                 lsps = Integer.valueOf(args[++argIdx]);
  94             } else if (args[argIdx].equals("--pcerr")) {
  95                 pcError = true;
  96             } else if (args[argIdx].equals("--log-level")) {
  97                 getRootLogger(lc).setLevel(Level.toLevel(args[++argIdx], ch.qos.logback.classic.Level.INFO));
  98             } else if (args[argIdx].equals("--keepalive") || args[argIdx].equals("-ka")) {
  99                 ka = Short.valueOf(args[++argIdx]);
 100             } else if (args[argIdx].equals("--deadtimer") || args[argIdx].equals("-d")) {
 101                 dt = Short.valueOf(args[++argIdx]);
 102             } else if (args[argIdx].equals("--password")) {
 103                 password = args[++argIdx];
 104             } else if (args[argIdx].equals("--reconnect")) {
 105                 reconnectTime = Integer.valueOf(args[++argIdx]).intValue() * MILISECONDS;
 106             } else if (args[argIdx].equals("--redelegation-timeout")) {
 107                 redelegationTimeout = Integer.valueOf(args[++argIdx]);
 108             } else if (args[argIdx].equals("--state-timeout")) {
 109                 stateTimeout = Integer.valueOf(args[++argIdx]);
 110             } else {
 111                 LOG.warn("WARNING: Unrecognized argument: {}", args[argIdx]);
 112             }
 113             argIdx++;
 114         }
 115         createPCCs(lsps, pcError, pccCount, localAddress, remoteAddress, ka, dt, password, reconnectTime, redelegationTimeout, stateTimeout, timer);
 116     }
 117
 118     public static void createPCCs(final int lspsPerPcc, final boolean pcerr, final int pccCount,
 119             final InetSocketAddress localAddress, final List<InetSocketAddress> remoteAddress, final short keepalive, final short deadtimer,
 120             final String password, final int reconnectTime, final int redelegationTimeout, final int stateTimeout, final Timer timer) throws InterruptedException, ExecutionException {
 121         startActivators();
 122         InetAddress currentAddress = localAddress.getAddress();
 123         final Open openMessage = getOpenMessage(keepalive, deadtimer);
 124         final PCCDispatcher pccDispatcher = new PCCDispatcher(ServiceLoaderPCEPExtensionProviderContext.getSingletonInstance().getMessageHandlerRegistry(),
 125                 getSessionNegotiatorFactory(openMessage));
 126         for (int i = 0; i < pccCount; i++) {
 127             final PccTunnelManager tunnelManager = new PccTunnelManagerImpl(lspsPerPcc, currentAddress,
 128                     redelegationTimeout, stateTimeout, timer);
 129             createPCC(pcerr, new InetSocketAddress(currentAddress, localAddress.getPort()),
 130                     remoteAddress, openMessage, pccDispatcher, password, reconnectTime, tunnelManager);
 131             currentAddress = InetAddresses.increment(currentAddress);
 132         }
 133     }
 134
 135     private static void createPCC(final boolean pcerr, final InetSocketAddress localAddress,
 136             final List<InetSocketAddress> remoteAddress, final Open openMessage, final PCCDispatcher pccDispatcher,
 137             final String password, final int reconnectTime, final PccTunnelManager tunnelManager) throws InterruptedException, ExecutionException {
 138         final PCEPSessionNegotiatorFactory snf = getSessionNegotiatorFactory(openMessage);
 139
 140         for (final InetSocketAddress pceAddress : remoteAddress) {
 141             pccDispatcher.createClient(localAddress, pceAddress, reconnectTime == -1 ? getNeverReconnectStrategyFactory() : getTimedReconnectStrategyFactory(reconnectTime),
 142                     new PCEPSessionListenerFactory() {
 143                         @Override
 144                         public PCEPSessionListener getSessionListener() {
 145                             return new PccSessionListener(remoteAddress.indexOf(pceAddress), tunnelManager, pcerr);
 146                         }
 147                     } ,snf, getKeyMapping(pceAddress.getAddress(), password));
 148         }
 149     }
 150
 151     private static PCEPSessionNegotiatorFactory getSessionNegotiatorFactory(final Open openMessage) {
 152         return new DefaultPCEPSessionNegotiatorFactory(openMessage, 0);
 153     }
 154
 155     private static ch.qos.logback.classic.Logger getRootLogger(final LoggerContext lc) {
 156         return Iterables.find(lc.getLoggerList(), new Predicate<Logger>() {
 157             @Override
 158             public boolean apply(final Logger input) {
 159                 return (input != null) ? input.getName().equals(Logger.ROOT_LOGGER_NAME) : false;
 160             }
 161         });
 162     }
 163
 164     private static List<InetSocketAddress> parseAddresses(final String address, final int defaultPort) {
 165         return Lists.transform(Arrays.asList(address.split(",")), new Function<String, InetSocketAddress>() {
 166             @Override
 167             public InetSocketAddress apply(final String input) {
 168                 return getInetSocketAddress(input, defaultPort);
 169             }
 170         });
 171     }
 172
 173     private static InetSocketAddress getInetSocketAddress(final String hostPortString, final int defaultPort) {
 174         final HostAndPort hostAndPort = HostAndPort.fromString(hostPortString).withDefaultPort(defaultPort);
 175         return new InetSocketAddress(hostAndPort.getHostText(), hostAndPort.getPort());
 176     }
 177
 178     private static KeyMapping getKeyMapping(final InetAddress inetAddress, final String password) {
 179         if (password != null) {
 180             final KeyMapping keyMapping = new KeyMapping();
 181             keyMapping.put(inetAddress, password.getBytes(Charsets.US_ASCII));
 182             return keyMapping;
 183         }
 184         return null;
 185     }
 186
 187     private static Open getOpenMessage(final short keepalive, final short deadtimer) {
 188         final Tlvs1 tlvs1 = new Tlvs1Builder().setStateful(new StatefulBuilder().addAugmentation(Stateful1.class,
 189                 new Stateful1Builder().setInitiation(true).build()).setLspUpdateCapability(true).build()).build();
 190         return new OpenBuilder().setTlvs(new TlvsBuilder().addAugmentation(Tlvs1.class, tlvs1).build())
 191                 .setKeepalive(keepalive).setDeadTimer(deadtimer).setSessionId((short) 0).build();
 192     }
 193
 194     private static void startActivators() {
 195         final PCCActivator pccActivator = new PCCActivator();
 196         final StatefulActivator stateful = new StatefulActivator();
 197         final CrabbeInitiatedActivator activator = new CrabbeInitiatedActivator();
 198         final PCEPExtensionProviderContext ctx = ServiceLoaderPCEPExtensionProviderContext.getSingletonInstance();
 199         pccActivator.start(ctx);
 200         stateful.start(ctx);
 201         activator.start(ctx);
 202     }
 203
 204     @SuppressWarnings("deprecation")
 205     private static ReconnectStrategyFactory getNeverReconnectStrategyFactory() {
 206         return new ReconnectStrategyFactory() {
 207
 208             @Override
 209             public ReconnectStrategy createReconnectStrategy() {
 210                 return new NeverReconnectStrategy(GlobalEventExecutor.INSTANCE, RECONNECT_STRATEGY_TIMEOUT);
 211             }
 212         };
 213     }
 214
 215     @SuppressWarnings("deprecation")
 216     private static ReconnectStrategyFactory getTimedReconnectStrategyFactory(final int reconnectTime) {
 217         return new ReconnectStrategyFactory() {
 218
 219             @Override
 220             public ReconnectStrategy createReconnectStrategy() {
 221                 return new TimedReconnectStrategy(GlobalEventExecutor.INSTANCE, RECONNECT_STRATEGY_TIMEOUT, reconnectTime, 1.0, null, null, null);
 222             }
 223         };
 224     }
 225
 226 }