pcep/pcc-mock/src/main/java/org/opendaylight/protocol/pcep/pcc/mock/PCCsBuilder.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 com.google.common.base.Optional;
  12 import com.google.common.collect.Lists;
  13 import com.google.common.net.InetAddresses;
  14 import io.netty.util.HashedWheelTimer;
  15 import io.netty.util.Timer;
  16 import java.math.BigInteger;
  17 import java.net.InetAddress;
  18 import java.net.InetSocketAddress;
  19 import java.util.List;
  20 import java.util.concurrent.ExecutionException;
  21 import javax.annotation.Nonnull;
  22 import javax.annotation.Nullable;
  23 import org.opendaylight.protocol.concepts.KeyMapping;
  24 import org.opendaylight.protocol.pcep.PCEPCapability;
  25 import org.opendaylight.protocol.pcep.PCEPSessionNegotiatorFactory;
  26 import org.opendaylight.protocol.pcep.ietf.initiated00.CrabbeInitiatedActivator;
  27 import org.opendaylight.protocol.pcep.ietf.stateful07.StatefulActivator;
  28 import org.opendaylight.protocol.pcep.impl.BasePCEPSessionProposalFactory;
  29 import org.opendaylight.protocol.pcep.impl.DefaultPCEPSessionNegotiatorFactory;
  30 import org.opendaylight.protocol.pcep.impl.PCEPSessionImpl;
  31 import org.opendaylight.protocol.pcep.pcc.mock.api.PCCTunnelManager;
  32 import org.opendaylight.protocol.pcep.pcc.mock.protocol.PCCDispatcherImpl;
  33 import org.opendaylight.protocol.pcep.pcc.mock.protocol.PCCSessionListener;
  34 import org.opendaylight.protocol.pcep.spi.PCEPExtensionProviderContext;
  35 import org.opendaylight.protocol.pcep.spi.pojo.ServiceLoaderPCEPExtensionProviderContext;
  36 import org.opendaylight.protocol.pcep.sync.optimizations.SyncOptimizationsActivator;
  37
  38 final class PCCsBuilder {
  39     private final int lsps;
  40     private final boolean pcError;
  41     private final int pccCount;
  42     private final InetSocketAddress localAddress;
  43     private final List<InetSocketAddress> remoteAddress;
  44     private final short keepAlive;
  45     private final short deadTimer;
  46     private final String password;
  47     private final long reconnectTime;
  48     private final int redelegationTimeout;
  49     private final int stateTimeout;
  50     private final PCEPCapability pcepCapabilities;
  51     private final Timer timer = new HashedWheelTimer();
  52     private PCCDispatcherImpl pccDispatcher;
  53
  54     PCCsBuilder(final int lsps, final boolean pcError, final int pccCount, @Nonnull final InetSocketAddress localAddress,
  55         @Nonnull final List<InetSocketAddress> remoteAddress, final short keepAlive, final short deadTimer,
  56         @Nullable final String password, final long reconnectTime, final int redelegationTimeout, final int stateTimeout,
  57         @Nonnull final PCEPCapability pcepCapabilities) {
  58         this.lsps = lsps;
  59         this.pcError = pcError;
  60         this.pccCount = pccCount;
  61         this.localAddress = localAddress;
  62         this.remoteAddress = remoteAddress;
  63         this.keepAlive = keepAlive;
  64         this.deadTimer = deadTimer;
  65         this.password = password;
  66         this.reconnectTime = reconnectTime;
  67         this.redelegationTimeout = redelegationTimeout;
  68         this.stateTimeout = stateTimeout;
  69         this.pcepCapabilities = pcepCapabilities;
  70         startActivators();
  71     }
  72
  73     void createPCCs(final BigInteger initialDBVersion, final Optional<TimerHandler> timerHandler)
  74         throws InterruptedException, ExecutionException {
  75         InetAddress currentAddress = this.localAddress.getAddress();
  76         this.pccDispatcher = new PCCDispatcherImpl(ServiceLoaderPCEPExtensionProviderContext.getSingletonInstance()
  77                 .getMessageHandlerRegistry());
  78         if (timerHandler.isPresent()) {
  79             timerHandler.get().setPCCDispatcher(this.pccDispatcher);
  80         }
  81         for (int i = 0; i < this.pccCount; i++) {
  82             final PCCTunnelManager tunnelManager = new PCCTunnelManagerImpl(this.lsps, currentAddress,
  83                 this.redelegationTimeout, this.stateTimeout, this.timer, timerHandler);
  84             createPCC(new InetSocketAddress(currentAddress, this.localAddress.getPort()), tunnelManager, initialDBVersion);
  85             currentAddress = InetAddresses.increment(currentAddress);
  86         }
  87     }
  88
  89     private void createPCC(@Nonnull final InetSocketAddress localAddress, @Nonnull final PCCTunnelManager tunnelManager,
  90         final BigInteger initialDBVersion) throws InterruptedException, ExecutionException {
  91         final PCEPSessionNegotiatorFactory<PCEPSessionImpl> snf = getSessionNegotiatorFactory();
  92         for (final InetSocketAddress pceAddress : this.remoteAddress) {
  93             this.pccDispatcher.createClient(pceAddress, this.reconnectTime, () -> new PCCSessionListener(
  94                     this.remoteAddress.indexOf(pceAddress), tunnelManager, this.pcError), snf,
  95                 KeyMapping.getKeyMapping(pceAddress.getAddress(), this.password), localAddress, initialDBVersion);
  96         }
  97     }
  98
  99     private PCEPSessionNegotiatorFactory<PCEPSessionImpl> getSessionNegotiatorFactory() {
 100         final List<PCEPCapability> capabilities = Lists.newArrayList(this.pcepCapabilities);
 101         return new DefaultPCEPSessionNegotiatorFactory(new BasePCEPSessionProposalFactory(this.deadTimer,
 102             this.keepAlive, capabilities), 0);
 103     }
 104
 105     private static void startActivators() {
 106         final PCCActivator pccActivator = new PCCActivator();
 107         final StatefulActivator stateful = new StatefulActivator();
 108         final SyncOptimizationsActivator optimizationsActivator = new SyncOptimizationsActivator();
 109         final CrabbeInitiatedActivator activator = new CrabbeInitiatedActivator();
 110         final PCEPExtensionProviderContext ctx = ServiceLoaderPCEPExtensionProviderContext.getSingletonInstance();
 111         pccActivator.start(ctx);
 112         stateful.start(ctx);
 113         optimizationsActivator.start(ctx);
 114         activator.start(ctx);
 115     }
 116 }