/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2008-2009 Strasbourg University
*
* 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: David Gross <gdavid.devel@gmail.com>
* Sebastien Vincent <vincent@clarinet.u-strasbg.fr>
*/
// Network topology
// //
// // n0 r n1
// // | _ |
// // ====|_|====
// // router
// //
// // - Tracing of queues and packet receptions to file "simple-routing-ping6.tr"
#include <fstream>
#include "ns3/core-module.h"
#include "ns3/simulator-module.h"
#include "ns3/helper-module.h"
#include "ns3/ipv6-routing-table-entry.h"
using namespace ns3;
NS_LOG_COMPONENT_DEFINE ("SimpleRoutingPing6Example");
/**
* \class StackHelper
* \brief Helper to set or get some IPv6 information about nodes.
*/
class StackHelper
{
public:
/**
* \brief Add an address to a IPv6 node.
* \param n node
* \param interface interface index
* \param address IPv6 address to add
*/
inline void AddAddress (Ptr<Node>& n, uint32_t interface, Ipv6Address address)
{
Ptr<Ipv6> ipv6 = n->GetObject<Ipv6> ();
ipv6->AddAddress (interface, address);
}
/**
* \brief Print the routing table.
* \param n the node
*/
inline void PrintRoutingTable (Ptr<Node>& n)
{
Ptr<Ipv6StaticRouting> routing = 0;
Ipv6StaticRoutingHelper routingHelper;
Ptr<Ipv6> ipv6 = n->GetObject<Ipv6> ();
uint32_t nbRoutes = 0;
Ipv6RoutingTableEntry route;
routing = routingHelper.GetStaticRouting (ipv6);
std::cout << "Routing table of " << n << " : " << std::endl;
std::cout << "Destination\t\t\t\t" << "Gateway\t\t\t\t\t" << "Interface\t" << "Prefix to use" << std::endl;
nbRoutes = routing->GetNRoutes ();
for (uint32_t i = 0 ; i < nbRoutes ; i++)
{
route = routing->GetRoute (i);
std::cout << route.GetDest () << "\t"
<< route.GetGateway () << "\t"
<< route.GetInterface () << "\t"
<< route.GetPrefixToUse () << "\t"
<< std::endl;
}
}
};
int main (int argc, char** argv)
{
#if 0
LogComponentEnable ("Ipv6L3Protocol", LOG_LEVEL_ALL);
LogComponentEnable ("Icmpv6L4Protocol", LOG_LEVEL_ALL);
LogComponentEnable ("Ipv6StaticRouting", LOG_LEVEL_ALL);
LogComponentEnable ("Ipv6Interface", LOG_LEVEL_ALL);
LogComponentEnable ("Ping6Application", LOG_LEVEL_ALL);
#endif
CommandLine cmd;
cmd.Parse (argc, argv);
StackHelper stackHelper;
NS_LOG_INFO ("Create nodes.");
Ptr<Node> n0 = CreateObject<Node> ();
Ptr<Node> r = CreateObject<Node> ();
Ptr<Node> n1 = CreateObject<Node> ();
NodeContainer net1 (n0, r);
NodeContainer net2 (r, n1);
NodeContainer all (n0, r, n1);
NS_LOG_INFO ("Create IPv6 Internet Stack");
InternetStackHelper internetv6;
internetv6.Install (all);
NS_LOG_INFO ("Create channels.");
CsmaHelper csma;
csma.SetChannelAttribute ("DataRate", DataRateValue (5000000));
csma.SetChannelAttribute ("Delay", TimeValue (MilliSeconds (2)));
NetDeviceContainer d1 = csma.Install (net1);
NetDeviceContainer d2 = csma.Install (net2);
NS_LOG_INFO ("Create networks and assign IPv6 Addresses.");
Ipv6AddressHelper ipv6;
ipv6.NewNetwork (Ipv6Address ("2001:1::"), 64);
Ipv6InterfaceContainer i1 = ipv6.Assign (d1);
i1.SetRouter (1, true);
ipv6.NewNetwork (Ipv6Address ("2001:2::"), 64);
Ipv6InterfaceContainer i2 = ipv6.Assign (d2);
i2.SetRouter (0, true);
stackHelper.PrintRoutingTable(n0);
/* Create a Ping6 application to send ICMPv6 echo request from n0 to n1 via r */
uint32_t packetSize = 1024;
uint32_t maxPacketCount = 5;
Time interPacketInterval = Seconds (1.);
Ping6Helper ping6;
ping6.SetLocal (i1.GetAddress (0, 1));
ping6.SetRemote (i2.GetAddress (1, 1));
ping6.SetAttribute ("MaxPackets", UintegerValue (maxPacketCount));
ping6.SetAttribute ("Interval", TimeValue (interPacketInterval));
ping6.SetAttribute ("PacketSize", UintegerValue (packetSize));
ApplicationContainer apps = ping6.Install (net1.Get (0));
apps.Start (Seconds (2.0));
apps.Stop (Seconds (20.0));
AsciiTraceHelper ascii;
csma.EnableAsciiAll (ascii.CreateFileStream ("simple-routing-ping6.tr"));
csma.EnablePcapAll ("simple-routing-ping6", true);
NS_LOG_INFO ("Run Simulation.");
Simulator::Run ();
Simulator::Destroy ();
NS_LOG_INFO ("Done.");
}