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/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2011-2012 University of California, Los Angeles
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation;
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
*/
// ndn-congestion-topo-plugin.cc
#include "ns3/core-module.h"
#include "ns3/network-module.h"
#include "ns3/ndnSIM-module.h"
using namespace ns3;
/**
* This scenario simulates a grid topology (using topology reader module)
*
* /------\ /------\
* | Src1 |<--+ +-->| Dst1 |
* \------/ \ / \------/
* \ /
* +-->/------\ "bottleneck" /------\<-+
* | Rtr1 |<===============>| Rtr2 |
* +-->\------/ \------/<-+
* / \
* /------\ / \ /------\
* | Src2 |<--+ +-->| Dst2 |
* \------/ \------/
*
* To run scenario and see what is happening, use the following command:
*
* NS_LOG=ndn.Consumer:ndn.Producer ./waf --run=ndn-congestion-topo-plugin
*/
int
main (int argc, char *argv[])
{
CommandLine cmd;
cmd.Parse (argc, argv);
AnnotatedTopologyReader topologyReader ("", 25);
topologyReader.SetFileName ("src/ndnSIM/examples/topologies/topo-6-node.txt");
topologyReader.Read ();
// Install NDN stack on all nodes
ndn::StackHelper ndnHelper;
ndnHelper.SetForwardingStrategy ("ns3::ndn::fw::BestRoute");
ndnHelper.SetContentStore ("ns3::ndn::cs::Lru",
"MaxSize", "10000");
ndnHelper.InstallAll ();
// Installing global routing interface on all nodes
ndn::GlobalRoutingHelper ndnGlobalRoutingHelper;
ndnGlobalRoutingHelper.InstallAll ();
// Getting containers for the consumer/producer
Ptr<Node> consumer1 = Names::Find<Node> ("Src1");
Ptr<Node> consumer2 = Names::Find<Node> ("Src2");
Ptr<Node> producer1 = Names::Find<Node> ("Dst1");
Ptr<Node> producer2 = Names::Find<Node> ("Dst2");
ndn::AppHelper consumerHelper ("ns3::ndn::ConsumerCbr");
consumerHelper.SetAttribute ("Frequency", StringValue ("100")); // 100 interests a second
// on the first consumer node install a Consumer application
// that will express interests in /dst1 namespace
consumerHelper.SetPrefix ("/dst1");
consumerHelper.Install (consumer1);
// on the second consumer node install a Consumer application
// that will express interests in /dst2 namespace
consumerHelper.SetPrefix ("/dst2");
consumerHelper.Install (consumer2);
ndn::AppHelper producerHelper ("ns3::ndn::Producer");
producerHelper.SetAttribute ("PayloadSize", StringValue("1024"));
// Register /dst1 prefix with global routing controller and
// install producer that will satisfy Interests in /dst1 namespace
ndnGlobalRoutingHelper.AddOrigins ("/dst1", producer1);
producerHelper.SetPrefix ("/dst1");
producerHelper.Install (producer1);
// Register /dst2 prefix with global routing controller and
// install producer that will satisfy Interests in /dst2 namespace
ndnGlobalRoutingHelper.AddOrigins ("/dst2", producer2);
producerHelper.SetPrefix ("/dst2");
producerHelper.Install (producer2);
// Calculate and install FIBs
ndn::GlobalRoutingHelper::CalculateRoutes ();
Simulator::Stop (Seconds (20.0));
Simulator::Run ();
Simulator::Destroy ();
return 0;
}