pcep/pcc-mock/src/test/java/org/opendaylight/protocol/pcep/pcc/mock/PCCMockCommon.java

   1 /*
   2  * Copyright (c) 2015 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 static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.assertNotNull;
  13 import static org.junit.Assert.assertNull;
  14 import static org.junit.Assert.assertTrue;
  15 import static org.opendaylight.protocol.pcep.pcc.mock.WaitForFutureSucces.waitFutureSuccess;
  16
  17 import com.google.common.base.Optional;
  18 import com.google.common.base.Stopwatch;
  19 import com.google.common.net.InetAddresses;
  20 import com.google.common.util.concurrent.Uninterruptibles;
  21 import io.netty.channel.Channel;
  22 import io.netty.channel.ChannelFuture;
  23 import io.netty.channel.nio.NioEventLoopGroup;
  24 import io.netty.util.HashedWheelTimer;
  25 import io.netty.util.concurrent.Future;
  26 import java.math.BigInteger;
  27 import java.net.InetSocketAddress;
  28 import java.util.List;
  29 import java.util.concurrent.ExecutionException;
  30 import java.util.concurrent.TimeUnit;
  31 import org.junit.Assert;
  32 import org.junit.Before;
  33 import org.opendaylight.protocol.pcep.PCEPCapability;
  34 import org.opendaylight.protocol.pcep.PCEPDispatcher;
  35 import org.opendaylight.protocol.pcep.PCEPPeerProposal;
  36 import org.opendaylight.protocol.pcep.PCEPSession;
  37 import org.opendaylight.protocol.pcep.PCEPSessionListener;
  38 import org.opendaylight.protocol.pcep.PCEPSessionListenerFactory;
  39 import org.opendaylight.protocol.pcep.PCEPSessionNegotiatorFactory;
  40 import org.opendaylight.protocol.pcep.ietf.stateful07.StatefulActivator;
  41 import org.opendaylight.protocol.pcep.impl.BasePCEPSessionProposalFactory;
  42 import org.opendaylight.protocol.pcep.impl.DefaultPCEPSessionNegotiatorFactory;
  43 import org.opendaylight.protocol.pcep.impl.PCEPDispatcherImpl;
  44 import org.opendaylight.protocol.pcep.impl.PCEPSessionImpl;
  45 import org.opendaylight.protocol.pcep.pcc.mock.api.PCCTunnelManager;
  46 import org.opendaylight.protocol.pcep.pcc.mock.protocol.PCCDispatcherImpl;
  47 import org.opendaylight.protocol.pcep.pcc.mock.protocol.PCCSessionListener;
  48 import org.opendaylight.protocol.pcep.spi.PCEPExtensionProviderContext;
  49 import org.opendaylight.protocol.pcep.spi.pojo.ServiceLoaderPCEPExtensionProviderContext;
  50 import org.opendaylight.protocol.pcep.sync.optimizations.SyncOptimizationsActivator;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.pcep.sync.optimizations.rev150714.Tlvs3;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.crabbe.initiated.rev131126.Stateful1;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.Pcrpt;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.Tlvs1;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.lsp.object.Lsp;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev131222.pcrpt.message.pcrpt.message.Reports;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Message;
  58
  59 public abstract class PCCMockCommon {
  60     protected static final String REMOTE_ADDRESS = "127.0.1.0";
  61     protected static final String LOCAL_ADDRESS = "127.0.0.1";
  62     private final static short KEEP_ALIVE = 40;
  63     private final static short DEAD_TIMER = 120;
  64     protected final InetSocketAddress socket = new InetSocketAddress(PCCMockCommon.REMOTE_ADDRESS, getPort());
  65     protected PCCSessionListener pccSessionListener;
  66     private PCEPDispatcher pceDispatcher;
  67     private PCCDispatcherImpl pccDispatcher;
  68
  69     protected abstract List<PCEPCapability> getCapabilities();
  70
  71     protected abstract int getPort();
  72
  73     @Before
  74     public void setUp() {
  75         final BasePCEPSessionProposalFactory proposal = new BasePCEPSessionProposalFactory(DEAD_TIMER, KEEP_ALIVE, getCapabilities());
  76         final DefaultPCEPSessionNegotiatorFactory nf = new DefaultPCEPSessionNegotiatorFactory(proposal, 0);
  77         this.pceDispatcher = new PCEPDispatcherImpl(ServiceLoaderPCEPExtensionProviderContext.getSingletonInstance().getMessageHandlerRegistry(),
  78             nf, new NioEventLoopGroup(), new NioEventLoopGroup());
  79     }
  80
  81     protected static TestingSessionListener checkSessionListener(final int numMessages, final Channel channel, final TestingSessionListenerFactory factory,
  82         final String localAddress) throws
  83         Exception {
  84         final TestingSessionListener sessionListener = checkSessionListenerNotNull(factory, localAddress);
  85         assertTrue(sessionListener.isUp());
  86         checkNumberOfMessages(numMessages, sessionListener);
  87         assertEquals(numMessages, sessionListener.messages().size());
  88         channel.close().get();
  89         return sessionListener;
  90     }
  91
  92     private static void checkNumberOfMessages(final int expectedNMessages, final TestingSessionListener listener) throws Exception {
  93         Stopwatch sw = Stopwatch.createStarted();
  94         while (sw.elapsed(TimeUnit.SECONDS) <= 10) {
  95             if (expectedNMessages != listener.messages().size()) {
  96                 Uninterruptibles.sleepUninterruptibly(50, TimeUnit.MILLISECONDS);
  97             } else {
  98                 return;
  99             }
 100         }
 101         Assert.assertEquals(expectedNMessages, listener.messages().size());
 102     }
 103
 104     static TestingSessionListener checkSessionListenerNotNull(final TestingSessionListenerFactory factory, final String localAddress) {
 105         Stopwatch sw = Stopwatch.createStarted();
 106         TestingSessionListener listener = null;
 107         while (sw.elapsed(TimeUnit.SECONDS) <= 1000) {
 108             listener = factory.getSessionListenerByRemoteAddress(InetAddresses.forString(localAddress));
 109             if (listener == null) {
 110                 Uninterruptibles.sleepUninterruptibly(50, TimeUnit.MILLISECONDS);
 111             } else {
 112                 return listener;
 113             }
 114         }
 115         throw new NullPointerException();
 116     }
 117
 118     protected Channel createServer(final TestingSessionListenerFactory factory, final InetSocketAddress serverAddress2) throws InterruptedException {
 119         return createServer(factory, serverAddress2, null);
 120     }
 121
 122     protected Channel createServer(final TestingSessionListenerFactory factory, final InetSocketAddress
 123         serverAddress2, final PCEPPeerProposal peerProposal) throws InterruptedException {
 124         final PCEPExtensionProviderContext ctx = ServiceLoaderPCEPExtensionProviderContext.getSingletonInstance();
 125         final StatefulActivator activator07 = new StatefulActivator();
 126         final SyncOptimizationsActivator optimizationsActivator = new SyncOptimizationsActivator();
 127         activator07.start(ctx);
 128         optimizationsActivator.start(ctx);
 129         final ChannelFuture future = this.pceDispatcher.createServer(serverAddress2, factory, peerProposal);
 130         waitFutureSuccess(future);
 131         return future.channel();
 132     }
 133
 134     protected static void checkSynchronizedSession(final int numberOfLsp, final TestingSessionListener pceSessionListener, final BigInteger expectedeInitialDb) throws InterruptedException {
 135         assertTrue(pceSessionListener.isUp());
 136         Thread.sleep(1000);
 137         //Send Open with LspDBV = 1
 138         final List<Message> messages = pceSessionListener.messages();
 139         int numberOfSyncMessage = 1;
 140         int numberOfLspExpected = numberOfLsp;
 141         if (!expectedeInitialDb.equals(BigInteger.ZERO)) {
 142             checkSequequenceDBVersionSync(messages, expectedeInitialDb);
 143             numberOfLspExpected += numberOfSyncMessage;
 144         }
 145         assertEquals(numberOfLspExpected, messages.size());
 146         final PCEPSession session = pceSessionListener.getSession();
 147         checkSession(session, DEAD_TIMER, KEEP_ALIVE);
 148
 149         assertTrue(session.getRemoteTlvs().getAugmentation(Tlvs1.class).getStateful().getAugmentation(Stateful1.class).isInitiation());
 150         assertNull(session.localSessionCharacteristics().getAugmentation(Tlvs3.class).getLspDbVersion().getLspDbVersionValue());
 151     }
 152
 153     protected static void checkResyncSession(final Optional<Integer> startAtNumberLsp, final int expectedNumberOfLsp, final BigInteger startingDBVersion,
 154         final BigInteger expectedDBVersion, final TestingSessionListener pceSessionListener) throws InterruptedException {
 155         assertNotNull(pceSessionListener.getSession());
 156         assertTrue(pceSessionListener.isUp());
 157         Thread.sleep(50);
 158         List<Message> messages;
 159         if (startAtNumberLsp.isPresent()) {
 160             messages = pceSessionListener.messages().subList(startAtNumberLsp.get(), startAtNumberLsp.get() + expectedNumberOfLsp);
 161         } else {
 162             messages = pceSessionListener.messages();
 163         }
 164         checkSequequenceDBVersionSync(messages, expectedDBVersion);
 165         assertEquals(expectedNumberOfLsp, messages.size());
 166         final PCEPSession session = pceSessionListener.getSession();
 167
 168         checkSession(session, DEAD_TIMER, KEEP_ALIVE);
 169
 170         assertTrue(session.getRemoteTlvs().getAugmentation(Tlvs1.class).getStateful().getAugmentation(Stateful1.class).isInitiation());
 171         final BigInteger pceDBVersion = session.localSessionCharacteristics().getAugmentation(Tlvs3.class).getLspDbVersion().getLspDbVersionValue();
 172         assertEquals(startingDBVersion, pceDBVersion);
 173     }
 174
 175     protected static void checkSession(final PCEPSession session, final int expectedDeadTimer, final int expectedKeepAlive) {
 176         assertNotNull(session);
 177         assertEquals(expectedDeadTimer, session.getPeerPref().getDeadtimer().shortValue());
 178         assertEquals(expectedKeepAlive, session.getPeerPref().getKeepalive().shortValue());
 179         final Stateful1 stateful = session.getRemoteTlvs().getAugmentation(Tlvs1.class).getStateful().getAugmentation(Stateful1.class);
 180         assertTrue(stateful.isInitiation());
 181     }
 182
 183     protected static void checkSequequenceDBVersionSync(final List<Message> messages, final BigInteger expectedDbVersion) {
 184         for (Message msg : messages) {
 185             final List<Reports> pcrt = ((Pcrpt) msg).getPcrptMessage().getReports();
 186             for (Reports report : pcrt) {
 187                 final Lsp lsp = report.getLsp();
 188                 if (lsp.getPlspId().getValue() == 0) {
 189                     assertEquals(false, lsp.isSync().booleanValue());
 190                 } else {
 191                     assertEquals(true, lsp.isSync().booleanValue());
 192                 }
 193                 final BigInteger actuaLspDBVersion = lsp.getTlvs().getAugmentation(org.opendaylight.yang.gen.v1.urn.opendaylight.params
 194                     .xml.ns.yang.controller.pcep.sync.optimizations.rev150714.Tlvs1.class).getLspDbVersion().getLspDbVersionValue();
 195                 assertEquals(expectedDbVersion, actuaLspDBVersion);
 196             }
 197         }
 198     }
 199
 200     protected Future<PCEPSession> createPCCSession(BigInteger DBVersion) {
 201         this.pccDispatcher = new PCCDispatcherImpl(ServiceLoaderPCEPExtensionProviderContext.getSingletonInstance().getMessageHandlerRegistry());
 202         final PCEPSessionNegotiatorFactory<PCEPSessionImpl> snf = getSessionNegotiatorFactory();
 203         final PCCTunnelManager tunnelManager = new PCCTunnelManagerImpl(3, getLocalAdress().getAddress(), 0, -1, new HashedWheelTimer(),
 204             Optional.<TimerHandler>absent());
 205
 206         return pccDispatcher.createClient(getRemoteAdress(), -1,
 207             new PCEPSessionListenerFactory() {
 208                 @Override
 209                 public PCEPSessionListener getSessionListener() {
 210                     pccSessionListener = new PCCSessionListener(1, tunnelManager, false);
 211                     return pccSessionListener;
 212                 }
 213             }, snf, null, getLocalAdress(), DBVersion);
 214     }
 215
 216     private InetSocketAddress getLocalAdress() {
 217         return new InetSocketAddress(PCCMockTest.LOCAL_ADDRESS, getPort());
 218     }
 219
 220     private InetSocketAddress getRemoteAdress() {
 221         return new InetSocketAddress(PCCMockTest.REMOTE_ADDRESS, getPort());
 222     }
 223
 224     private PCEPSessionNegotiatorFactory<PCEPSessionImpl> getSessionNegotiatorFactory() {
 225         return new DefaultPCEPSessionNegotiatorFactory(new BasePCEPSessionProposalFactory(DEAD_TIMER, KEEP_ALIVE, getCapabilities()), 0);
 226     }
 227
 228     protected TestingSessionListener getListener(final TestingSessionListenerFactory factory) {
 229         return checkSessionListenerNotNull(factory, PCCMockTest.LOCAL_ADDRESS);
 230     }
 231 }