133 lines
4.4 KiB
C++
133 lines
4.4 KiB
C++
/*
|
|
* 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
|
|
*
|
|
*/
|
|
|
|
// Test program for this 3-router scenario, using global routing
|
|
//
|
|
// (a.a.a.a/32)A<--x.x.x.0/30-->B<--y.y.y.0/30-->C(c.c.c.c/32)
|
|
|
|
#include "ns3/applications-module.h"
|
|
#include "ns3/core-module.h"
|
|
#include "ns3/csma-net-device.h"
|
|
#include "ns3/internet-module.h"
|
|
#include "ns3/ipv4-global-routing-helper.h"
|
|
#include "ns3/network-module.h"
|
|
#include "ns3/point-to-point-module.h"
|
|
|
|
#include <cassert>
|
|
#include <fstream>
|
|
#include <iostream>
|
|
#include <string>
|
|
|
|
using namespace ns3;
|
|
|
|
NS_LOG_COMPONENT_DEFINE("GlobalRouterSlash32Test");
|
|
|
|
int
|
|
main(int argc, char* argv[])
|
|
{
|
|
// Allow the user to override any of the defaults and the above
|
|
// DefaultValue::Bind ()s at run-time, via command-line arguments
|
|
CommandLine cmd(__FILE__);
|
|
cmd.Parse(argc, argv);
|
|
|
|
Ptr<Node> nA = CreateObject<Node>();
|
|
Ptr<Node> nB = CreateObject<Node>();
|
|
Ptr<Node> nC = CreateObject<Node>();
|
|
|
|
NodeContainer c = NodeContainer(nA, nB, nC);
|
|
|
|
InternetStackHelper internet;
|
|
internet.Install(c);
|
|
|
|
// Point-to-point links
|
|
NodeContainer nAnB = NodeContainer(nA, nB);
|
|
NodeContainer nBnC = NodeContainer(nB, nC);
|
|
|
|
// We create the channels first without any IP addressing information
|
|
PointToPointHelper p2p;
|
|
p2p.SetDeviceAttribute("DataRate", StringValue("5Mbps"));
|
|
p2p.SetChannelAttribute("Delay", StringValue("2ms"));
|
|
NetDeviceContainer dAdB = p2p.Install(nAnB);
|
|
|
|
NetDeviceContainer dBdC = p2p.Install(nBnC);
|
|
|
|
Ptr<CsmaNetDevice> deviceA = CreateObject<CsmaNetDevice>();
|
|
deviceA->SetAddress(Mac48Address::Allocate());
|
|
nA->AddDevice(deviceA);
|
|
deviceA->SetQueue(CreateObject<DropTailQueue<Packet>>());
|
|
|
|
Ptr<CsmaNetDevice> deviceC = CreateObject<CsmaNetDevice>();
|
|
deviceC->SetAddress(Mac48Address::Allocate());
|
|
nC->AddDevice(deviceC);
|
|
deviceC->SetQueue(CreateObject<DropTailQueue<Packet>>());
|
|
|
|
// Later, we add IP addresses.
|
|
Ipv4AddressHelper ipv4;
|
|
ipv4.SetBase("10.1.1.0", "255.255.255.252");
|
|
Ipv4InterfaceContainer iAiB = ipv4.Assign(dAdB);
|
|
|
|
ipv4.SetBase("10.1.1.4", "255.255.255.252");
|
|
Ipv4InterfaceContainer iBiC = ipv4.Assign(dBdC);
|
|
|
|
Ptr<Ipv4> ipv4A = nA->GetObject<Ipv4>();
|
|
Ptr<Ipv4> ipv4C = nC->GetObject<Ipv4>();
|
|
|
|
int32_t ifIndexA = ipv4A->AddInterface(deviceA);
|
|
int32_t ifIndexC = ipv4C->AddInterface(deviceC);
|
|
|
|
Ipv4InterfaceAddress ifInAddrA =
|
|
Ipv4InterfaceAddress(Ipv4Address("172.16.1.1"), Ipv4Mask("255.255.255.255"));
|
|
ipv4A->AddAddress(ifIndexA, ifInAddrA);
|
|
ipv4A->SetMetric(ifIndexA, 1);
|
|
ipv4A->SetUp(ifIndexA);
|
|
|
|
Ipv4InterfaceAddress ifInAddrC =
|
|
Ipv4InterfaceAddress(Ipv4Address("192.168.1.1"), Ipv4Mask("255.255.255.255"));
|
|
ipv4C->AddAddress(ifIndexC, ifInAddrC);
|
|
ipv4C->SetMetric(ifIndexC, 1);
|
|
ipv4C->SetUp(ifIndexC);
|
|
|
|
// Create router nodes, initialize routing database and set up the routing
|
|
// tables in the nodes.
|
|
Ipv4GlobalRoutingHelper::PopulateRoutingTables();
|
|
|
|
// Create the OnOff application to send UDP datagrams of size
|
|
// 210 bytes at a rate of 448 Kb/s
|
|
uint16_t port = 9; // Discard port (RFC 863)
|
|
OnOffHelper onoff("ns3::UdpSocketFactory",
|
|
Address(InetSocketAddress(ifInAddrC.GetLocal(), port)));
|
|
onoff.SetConstantRate(DataRate(6000));
|
|
ApplicationContainer apps = onoff.Install(nA);
|
|
apps.Start(Seconds(1.0));
|
|
apps.Stop(Seconds(10.0));
|
|
|
|
// Create a packet sink to receive these packets
|
|
PacketSinkHelper sink("ns3::UdpSocketFactory",
|
|
Address(InetSocketAddress(Ipv4Address::GetAny(), port)));
|
|
apps = sink.Install(nC);
|
|
apps.Start(Seconds(1.0));
|
|
apps.Stop(Seconds(10.0));
|
|
|
|
AsciiTraceHelper ascii;
|
|
p2p.EnableAsciiAll(ascii.CreateFileStream("global-routing-slash32.tr"));
|
|
p2p.EnablePcapAll("global-routing-slash32");
|
|
|
|
Simulator::Run();
|
|
Simulator::Destroy();
|
|
|
|
return 0;
|
|
}
|