A Discrete-Event Network Simulator
API
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros Groups Pages
wifi-adhoc.cc
Go to the documentation of this file.
1 /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2005,2006,2007 INRIA
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation;
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17  *
18  * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
19  */
20 
21 #include "ns3/core-module.h"
22 #include "ns3/network-module.h"
23 #include "ns3/applications-module.h"
24 #include "ns3/mobility-module.h"
25 #include "ns3/stats-module.h"
26 #include "ns3/wifi-module.h"
27 
28 #include <iostream>
29 
30 NS_LOG_COMPONENT_DEFINE ("Main");
31 
32 using namespace ns3;
33 
34 class Experiment
35 {
36 public:
37  Experiment ();
38  Experiment (std::string name);
39  Gnuplot2dDataset Run (const WifiHelper &wifi, const YansWifiPhyHelper &wifiPhy,
40  const NqosWifiMacHelper &wifiMac, const YansWifiChannelHelper &wifiChannel);
41 private:
42  void ReceivePacket (Ptr<Socket> socket);
43  void SetPosition (Ptr<Node> node, Vector position);
44  Vector GetPosition (Ptr<Node> node);
45  void AdvancePosition (Ptr<Node> node);
46  Ptr<Socket> SetupPacketReceive (Ptr<Node> node);
47 
48  uint32_t m_bytesTotal;
49  Gnuplot2dDataset m_output;
50 };
51 
52 Experiment::Experiment ()
53 {
54 }
55 
56 Experiment::Experiment (std::string name)
57  : m_output (name)
58 {
59  m_output.SetStyle (Gnuplot2dDataset::LINES);
60 }
61 
62 void
63 Experiment::SetPosition (Ptr<Node> node, Vector position)
64 {
65  Ptr<MobilityModel> mobility = node->GetObject<MobilityModel> ();
66  mobility->SetPosition (position);
67 }
68 
69 Vector
70 Experiment::GetPosition (Ptr<Node> node)
71 {
72  Ptr<MobilityModel> mobility = node->GetObject<MobilityModel> ();
73  return mobility->GetPosition ();
74 }
75 
76 void
77 Experiment::AdvancePosition (Ptr<Node> node)
78 {
79  Vector pos = GetPosition (node);
80  double mbs = ((m_bytesTotal * 8.0) / 1000000);
81  m_bytesTotal = 0;
82  m_output.Add (pos.x, mbs);
83  pos.x += 1.0;
84  if (pos.x >= 210.0)
85  {
86  return;
87  }
88  SetPosition (node, pos);
89  //std::cout << "x="<<pos.x << std::endl;
90  Simulator::Schedule (Seconds (1.0), &Experiment::AdvancePosition, this, node);
91 }
92 
93 void
94 Experiment::ReceivePacket (Ptr<Socket> socket)
95 {
96  Ptr<Packet> packet;
97  while ((packet = socket->Recv ()))
98  {
99  m_bytesTotal += packet->GetSize ();
100  }
101 }
102 
103 Ptr<Socket>
104 Experiment::SetupPacketReceive (Ptr<Node> node)
105 {
106  TypeId tid = TypeId::LookupByName ("ns3::PacketSocketFactory");
107  Ptr<Socket> sink = Socket::CreateSocket (node, tid);
108  sink->Bind ();
109  sink->SetRecvCallback (MakeCallback (&Experiment::ReceivePacket, this));
110  return sink;
111 }
112 
113 Gnuplot2dDataset
114 Experiment::Run (const WifiHelper &wifi, const YansWifiPhyHelper &wifiPhy,
115  const NqosWifiMacHelper &wifiMac, const YansWifiChannelHelper &wifiChannel)
116 {
117  m_bytesTotal = 0;
118 
119  NodeContainer c;
120  c.Create (2);
121 
122  PacketSocketHelper packetSocket;
123  packetSocket.Install (c);
124 
125  YansWifiPhyHelper phy = wifiPhy;
126  phy.SetChannel (wifiChannel.Create ());
127 
128  NqosWifiMacHelper mac = wifiMac;
129  NetDeviceContainer devices = wifi.Install (phy, mac, c);
130 
131  MobilityHelper mobility;
132  Ptr<ListPositionAllocator> positionAlloc = CreateObject<ListPositionAllocator> ();
133  positionAlloc->Add (Vector (0.0, 0.0, 0.0));
134  positionAlloc->Add (Vector (5.0, 0.0, 0.0));
135  mobility.SetPositionAllocator (positionAlloc);
136  mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
137 
138  mobility.Install (c);
139 
140  PacketSocketAddress socket;
141  socket.SetSingleDevice (devices.Get (0)->GetIfIndex ());
142  socket.SetPhysicalAddress (devices.Get (1)->GetAddress ());
143  socket.SetProtocol (1);
144 
145  OnOffHelper onoff ("ns3::PacketSocketFactory", Address (socket));
146  onoff.SetConstantRate (DataRate (60000000));
147  onoff.SetAttribute ("PacketSize", UintegerValue (2000));
148 
149  ApplicationContainer apps = onoff.Install (c.Get (0));
150  apps.Start (Seconds (0.5));
151  apps.Stop (Seconds (250.0));
152 
153  Simulator::Schedule (Seconds (1.5), &Experiment::AdvancePosition, this, c.Get (1));
154  Ptr<Socket> recvSink = SetupPacketReceive (c.Get (1));
155 
156  Simulator::Run ();
157 
158  Simulator::Destroy ();
159 
160  return m_output;
161 }
162 
163 int main (int argc, char *argv[])
164 {
165  // disable fragmentation
166  Config::SetDefault ("ns3::WifiRemoteStationManager::FragmentationThreshold", StringValue ("2200"));
167  Config::SetDefault ("ns3::WifiRemoteStationManager::RtsCtsThreshold", StringValue ("2200"));
168 
169  CommandLine cmd;
170  cmd.Parse (argc, argv);
171 
172  Gnuplot gnuplot = Gnuplot ("reference-rates.png");
173 
174  Experiment experiment;
175  WifiHelper wifi = WifiHelper::Default ();
176  wifi.SetStandard (WIFI_PHY_STANDARD_80211a);
177  NqosWifiMacHelper wifiMac = NqosWifiMacHelper::Default ();
178  YansWifiPhyHelper wifiPhy = YansWifiPhyHelper::Default ();
179  YansWifiChannelHelper wifiChannel = YansWifiChannelHelper::Default ();
180  Gnuplot2dDataset dataset;
181 
182  wifiMac.SetType ("ns3::AdhocWifiMac");
183 
184  NS_LOG_DEBUG ("54");
185  experiment = Experiment ("54mb");
186  wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager",
187  "DataMode", StringValue ("OfdmRate54Mbps"));
188  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
189  gnuplot.AddDataset (dataset);
190 
191  NS_LOG_DEBUG ("48");
192  experiment = Experiment ("48mb");
193  wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager",
194  "DataMode", StringValue ("OfdmRate48Mbps"));
195  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
196  gnuplot.AddDataset (dataset);
197 
198  NS_LOG_DEBUG ("36");
199  experiment = Experiment ("36mb");
200  wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager",
201  "DataMode", StringValue ("OfdmRate36Mbps"));
202  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
203  gnuplot.AddDataset (dataset);
204 
205  NS_LOG_DEBUG ("24");
206  experiment = Experiment ("24mb");
207  wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager",
208  "DataMode", StringValue ("OfdmRate24Mbps"));
209  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
210  gnuplot.AddDataset (dataset);
211 
212  NS_LOG_DEBUG ("18");
213  experiment = Experiment ("18mb");
214  wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager",
215  "DataMode", StringValue ("OfdmRate18Mbps"));
216  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
217  gnuplot.AddDataset (dataset);
218 
219  NS_LOG_DEBUG ("12");
220  experiment = Experiment ("12mb");
221  wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager",
222  "DataMode", StringValue ("OfdmRate12Mbps"));
223  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
224  gnuplot.AddDataset (dataset);
225 
226  NS_LOG_DEBUG ("9");
227  experiment = Experiment ("9mb");
228  wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager",
229  "DataMode", StringValue ("OfdmRate9Mbps"));
230  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
231  gnuplot.AddDataset (dataset);
232 
233  NS_LOG_DEBUG ("6");
234  experiment = Experiment ("6mb");
235  wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager",
236  "DataMode", StringValue ("OfdmRate6Mbps"));
237  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
238  gnuplot.AddDataset (dataset);
239 
240  gnuplot.GenerateOutput (std::cout);
241 
242 
243  gnuplot = Gnuplot ("rate-control.png");
244  wifi.SetStandard (WIFI_PHY_STANDARD_holland);
245 
246 
247  NS_LOG_DEBUG ("arf");
248  experiment = Experiment ("arf");
249  wifi.SetRemoteStationManager ("ns3::ArfWifiManager");
250  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
251  gnuplot.AddDataset (dataset);
252 
253  NS_LOG_DEBUG ("aarf");
254  experiment = Experiment ("aarf");
255  wifi.SetRemoteStationManager ("ns3::AarfWifiManager");
256  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
257  gnuplot.AddDataset (dataset);
258 
259  NS_LOG_DEBUG ("aarf-cd");
260  experiment = Experiment ("aarf-cd");
261  wifi.SetRemoteStationManager ("ns3::AarfcdWifiManager");
262  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
263  gnuplot.AddDataset (dataset);
264 
265  NS_LOG_DEBUG ("cara");
266  experiment = Experiment ("cara");
267  wifi.SetRemoteStationManager ("ns3::CaraWifiManager");
268  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
269  gnuplot.AddDataset (dataset);
270 
271  NS_LOG_DEBUG ("rraa");
272  experiment = Experiment ("rraa");
273  wifi.SetRemoteStationManager ("ns3::RraaWifiManager");
274  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
275  gnuplot.AddDataset (dataset);
276 
277  NS_LOG_DEBUG ("ideal");
278  experiment = Experiment ("ideal");
279  wifi.SetRemoteStationManager ("ns3::IdealWifiManager");
280  dataset = experiment.Run (wifi, wifiPhy, wifiMac, wifiChannel);
281  gnuplot.AddDataset (dataset);
282 
283  gnuplot.GenerateOutput (std::cout);
284 
285  return 0;
286 }