Пример #1
0
void
FlameRegressionTest::CreateDevices ()
{
  int64_t streamsUsed = 0;
  // 1. setup WiFi
  YansWifiPhyHelper wifiPhy = YansWifiPhyHelper::Default ();
  // This test suite output was originally based on YansErrorRateModel
  wifiPhy.SetErrorRateModel ("ns3::YansErrorRateModel"); 
  YansWifiChannelHelper wifiChannel = YansWifiChannelHelper::Default ();
  Ptr<YansWifiChannel> chan = wifiChannel.Create ();
  wifiPhy.SetChannel (chan);
  // 2. setup mesh
  MeshHelper mesh = MeshHelper::Default ();
  mesh.SetStackInstaller ("ns3::FlameStack");
  mesh.SetMacType ("RandomStart", TimeValue (Seconds (0.1)));
  mesh.SetNumberOfInterfaces (1);
  NetDeviceContainer meshDevices = mesh.Install (wifiPhy, *m_nodes);
  // Three devices, two streams per device
  streamsUsed += mesh.AssignStreams (meshDevices, streamsUsed);
  NS_TEST_ASSERT_MSG_EQ (streamsUsed, (meshDevices.GetN () * 2), "Stream assignment unexpected value");
  streamsUsed += wifiChannel.AssignStreams (chan, streamsUsed);
  NS_TEST_ASSERT_MSG_EQ (streamsUsed, (meshDevices.GetN () * 2), "Stream assignment unexpected value");
  // 3. setup TCP/IP
  InternetStackHelper internetStack;
  internetStack.Install (*m_nodes);
  Ipv4AddressHelper address;
  address.SetBase ("10.1.1.0", "255.255.255.0");
  m_interfaces = address.Assign (meshDevices);
  // 4. write PCAP if needed
  wifiPhy.EnablePcapAll (CreateTempDirFilename (PREFIX));

}
Пример #2
0
void
AodvExample::CreateDevices ()
{
  NqosWifiMacHelper wifiMac = NqosWifiMacHelper::Default ();
  wifiMac.SetType ("ns3::AdhocWifiMac");
  YansWifiPhyHelper wifiPhy = YansWifiPhyHelper::Default ();
  YansWifiChannelHelper wifiChannel = YansWifiChannelHelper::Default ();
  wifiPhy.SetChannel (wifiChannel.Create ());
  WifiHelper wifi = WifiHelper::Default ();
  wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager", "DataMode", StringValue ("OfdmRate6Mbps"), "RtsCtsThreshold", UintegerValue (0));
  devices = wifi.Install (wifiPhy, wifiMac, nodes); 

  if (pcap)
    {
      wifiPhy.EnablePcapAll (std::string ("aodv"));
    }
}
int
main (int argc, char *argv[])
{
#ifdef NS3_CLICK

  //
  // Enable logging
  //
  LogComponentEnable ("NsclickUdpClientServerWifi", LOG_LEVEL_INFO);

  //
  // Explicitly create the nodes required by the topology (shown above).
  //
  NS_LOG_INFO ("Create nodes.");
  NodeContainer n;
  n.Create (4);

  NS_LOG_INFO ("Create channels.");
  //
  // Explicitly create the channels required by the topology (shown above).
  //
  std::string phyMode ("DsssRate1Mbps");

  // disable fragmentation for frames below 2200 bytes
  Config::SetDefault ("ns3::WifiRemoteStationManager::FragmentationThreshold", StringValue ("2200"));
  // turn off RTS/CTS for frames below 2200 bytes
  Config::SetDefault ("ns3::WifiRemoteStationManager::RtsCtsThreshold", StringValue ("2200"));
  // Fix non-unicast data rate to be the same as that of unicast
  Config::SetDefault ("ns3::WifiRemoteStationManager::NonUnicastMode",
                      StringValue (phyMode));

  WifiHelper wifi;
  wifi.SetStandard (WIFI_PHY_STANDARD_80211b);

  YansWifiPhyHelper wifiPhy =  YansWifiPhyHelper::Default ();
  // This is one parameter that matters when using FixedRssLossModel
  // set it to zero; otherwise, gain will be added
  wifiPhy.Set ("RxGain", DoubleValue (0) );
  // ns-3 supports RadioTap and Prism tracing extensions for 802.11b
  wifiPhy.SetPcapDataLinkType (YansWifiPhyHelper::DLT_IEEE802_11_RADIO);

  YansWifiChannelHelper wifiChannel;
  wifiChannel.SetPropagationDelay ("ns3::ConstantSpeedPropagationDelayModel");
  // The below FixedRssLossModel will cause the rss to be fixed regardless
  // of the distance between the two stations, and the transmit power
  wifiChannel.AddPropagationLoss ("ns3::FixedRssLossModel","Rss",DoubleValue (-80));
  wifiPhy.SetChannel (wifiChannel.Create ());

  // Add a non-QoS upper mac, and disable rate control
  NqosWifiMacHelper wifiMac = NqosWifiMacHelper::Default ();
  wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager",
                                "DataMode",StringValue (phyMode),
                                "ControlMode",StringValue (phyMode));
  // Set it to adhoc mode
  wifiMac.SetType ("ns3::AdhocWifiMac");
  NetDeviceContainer d = wifi.Install (wifiPhy, wifiMac, n);

  MobilityHelper mobility;
  Ptr<ListPositionAllocator> positionAlloc = CreateObject<ListPositionAllocator> ();
  positionAlloc->Add (Vector (0.0, 0.0, 0.0));
  positionAlloc->Add (Vector (10.0, 0.0, 0.0));
  positionAlloc->Add (Vector (20.0, 0.0, 0.0));
  positionAlloc->Add (Vector (0.0, 10.0, 0.0));
  mobility.SetPositionAllocator (positionAlloc);
  mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
  mobility.Install (n);

  //
  // Install Click on the nodes
  //
  ClickInternetStackHelper clickinternet;
  clickinternet.SetClickFile (n.Get (0), "src/click/examples/nsclick-wifi-single-interface.click");
  clickinternet.SetClickFile (n.Get (1), "src/click/examples/nsclick-wifi-single-interface.click");
  clickinternet.SetClickFile (n.Get (2), "src/click/examples/nsclick-wifi-single-interface.click");

  // Node 4 is to run in promiscuous mode. This can be verified
  // from the pcap trace Node4_in_eth0.pcap generated after running
  // this script.
  clickinternet.SetClickFile (n.Get (3), "src/click/examples/nsclick-wifi-single-interface-promisc.click");
  clickinternet.SetRoutingTableElement (n, "rt");
  clickinternet.Install (n);
  Ipv4AddressHelper ipv4;
  //
  // We've got the "hardware" in place.  Now we need to add IP addresses.
  //
  NS_LOG_INFO ("Assign IP Addresses.");
  ipv4.SetBase ("172.16.1.0", "255.255.255.0");
  Ipv4InterfaceContainer i = ipv4.Assign (d);

  NS_LOG_INFO ("Create Applications.");
  //
  // Create one udpServer applications on node one.
  //
  uint16_t port = 4000;
  UdpServerHelper server (port);
  ApplicationContainer apps = server.Install (n.Get (1));
  apps.Start (Seconds (1.0));
  apps.Stop (Seconds (10.0));

  //
  // Create one UdpClient application to send UDP datagrams from node zero to
  // node one.
  //
  uint32_t MaxPacketSize = 1024;
  Time interPacketInterval = Seconds (0.5);
  uint32_t maxPacketCount = 320;
  UdpClientHelper client (i.GetAddress (1), port);
  client.SetAttribute ("MaxPackets", UintegerValue (maxPacketCount));
  client.SetAttribute ("Interval", TimeValue (interPacketInterval));
  client.SetAttribute ("PacketSize", UintegerValue (MaxPacketSize));
  apps = client.Install (NodeContainer (n.Get (0), n.Get (2)));
  apps.Start (Seconds (2.0));
  apps.Stop (Seconds (10.0));

  wifiPhy.EnablePcap ("nsclick-udp-client-server-wifi", d);

  // Force the MAC address of the second node: The current ARP
  // implementation of Click sends only one ARP request per incoming
  // packet for an unknown destination and does not retransmit if no
  // response is received. With the scenario of this example, all ARP
  // requests of node 3 are lost due to interference from node
  // 1. Hence, we fill in the ARP table of node 2 before at the
  // beginning of the simulation
  Simulator::Schedule (Seconds (0.5), &ReadArp, n.Get (2)->GetObject<Ipv4ClickRouting> ());
  Simulator::Schedule (Seconds (0.6), &WriteArp, n.Get (2)->GetObject<Ipv4ClickRouting> ());
  Simulator::Schedule (Seconds (0.7), &ReadArp, n.Get (2)->GetObject<Ipv4ClickRouting> ());

  //
  // Now, do the actual simulation.
  //
  NS_LOG_INFO ("Run Simulation.");
  Simulator::Stop (Seconds (20.0));
  Simulator::Run ();
  Simulator::Destroy ();
  NS_LOG_INFO ("Done.");
#else
  NS_FATAL_ERROR ("Can't use ns-3-click without NSCLICK compiled in");
#endif
}
int main (int argc, char *argv[])
{
  std::string phyMode ("DsssRate1Mbps");
  double rss = -80;  // -dBm
  uint32_t packetSize = 1000; // bytes
  uint32_t numPackets = 1;
  double interval = 1.0; // seconds
  bool verbose = false;

  CommandLine cmd;

  cmd.AddValue ("phyMode", "Wifi Phy mode", phyMode);
  cmd.AddValue ("rss", "received signal strength", rss);
  cmd.AddValue ("packetSize", "size of application packet sent", packetSize);
  cmd.AddValue ("numPackets", "number of packets generated", numPackets);
  cmd.AddValue ("interval", "interval (seconds) between packets", interval);
  cmd.AddValue ("verbose", "turn on all WifiNetDevice log components", verbose);

  cmd.Parse (argc, argv);
  // Convert to time object
  Time interPacketInterval = Seconds (interval);

  // disable fragmentation for frames below 2200 bytes
  Config::SetDefault ("ns3::WifiRemoteStationManager::FragmentationThreshold", StringValue ("2200"));
  // turn off RTS/CTS for frames below 2200 bytes
  Config::SetDefault ("ns3::WifiRemoteStationManager::RtsCtsThreshold", StringValue ("2200"));
  // Fix non-unicast data rate to be the same as that of unicast
  Config::SetDefault ("ns3::WifiRemoteStationManager::NonUnicastMode", 
                      StringValue (phyMode));

  NodeContainer c;
  c.Create (2);

  // The below set of helpers will help us to put together the wifi NICs we want
  WifiHelper wifi;
  if (verbose)
    {
      wifi.EnableLogComponents ();  // Turn on all Wifi logging
    }
  wifi.SetStandard (WIFI_PHY_STANDARD_80211b);

  YansWifiPhyHelper wifiPhy =  YansWifiPhyHelper::Default ();
  // This is one parameter that matters when using FixedRssLossModel
  // set it to zero; otherwise, gain will be added
  wifiPhy.Set ("RxGain", DoubleValue (0) ); 
  // ns-3 supports RadioTap and Prism tracing extensions for 802.11b
  wifiPhy.SetPcapDataLinkType (YansWifiPhyHelper::DLT_IEEE802_11_RADIO); 

  YansWifiChannelHelper wifiChannel;
  wifiChannel.SetPropagationDelay ("ns3::ConstantSpeedPropagationDelayModel");
  // The below FixedRssLossModel will cause the rss to be fixed regardless
  // of the distance between the two stations, and the transmit power
  wifiChannel.AddPropagationLoss ("ns3::FixedRssLossModel","Rss",DoubleValue (rss));
  wifiPhy.SetChannel (wifiChannel.Create ());

  // Add a non-QoS upper mac, and disable rate control
  NqosWifiMacHelper wifiMac = NqosWifiMacHelper::Default ();
  wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager",
                                "DataMode",StringValue (phyMode),
                                "ControlMode",StringValue (phyMode));
  // Set it to adhoc mode
  wifiMac.SetType ("ns3::AdhocWifiMac");
  NetDeviceContainer devices = wifi.Install (wifiPhy, wifiMac, c);

  // Note that with FixedRssLossModel, the positions below are not 
  // used for received signal strength. 
  MobilityHelper mobility;
  Ptr<ListPositionAllocator> positionAlloc = CreateObject<ListPositionAllocator> ();
  positionAlloc->Add (Vector (0.0, 0.0, 0.0));
  positionAlloc->Add (Vector (5.0, 0.0, 0.0));
  mobility.SetPositionAllocator (positionAlloc);
  mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
  mobility.Install (c);

  InternetStackHelper internet;
  internet.Install (c);

  Ipv4AddressHelper ipv4;
  NS_LOG_INFO ("Assign IP Addresses.");
  ipv4.SetBase ("10.1.1.0", "255.255.255.0");
  Ipv4InterfaceContainer i = ipv4.Assign (devices);

  TypeId tid = TypeId::LookupByName ("ns3::UdpSocketFactory");
  Ptr<Socket> recvSink = Socket::CreateSocket (c.Get (0), tid);
  InetSocketAddress local = InetSocketAddress (Ipv4Address::GetAny (), 80);
  recvSink->Bind (local);
  recvSink->SetRecvCallback (MakeCallback (&ReceivePacket));

  Ptr<Socket> source = Socket::CreateSocket (c.Get (1), tid);
  InetSocketAddress remote = InetSocketAddress (Ipv4Address ("255.255.255.255"), 80);
  source->SetAllowBroadcast (true);
  source->Connect (remote);

  // Tracing
  wifiPhy.EnablePcap ("wifi-simple-adhoc", devices);

  // Output what we are doing
  NS_LOG_UNCOND ("Testing " << numPackets  << " packets sent with receiver rss " << rss );

  Simulator::ScheduleWithContext (source->GetNode ()->GetId (),
                                  Seconds (1.0), &GenerateTraffic, 
                                  source, packetSize, numPackets, interPacketInterval);

  Simulator::Run ();
  Simulator::Destroy ();

  return 0;
}
int main (int argc, char *argv[])
{
  std::string phyMode ("DsssRate1Mbps");
  double distance = 500;  // m
  uint32_t packetSize = 1000; // bytes
  uint32_t numPackets = 1;
  uint32_t numNodes = 25;  // by default, 5x5
  uint32_t sinkNode = 0;
  uint32_t sourceNode = 24;
  double interval = 1.0; // seconds
  bool verbose = false;
  bool tracing = false;

  CommandLine cmd;

  cmd.AddValue ("phyMode", "Wifi Phy mode", phyMode);
  cmd.AddValue ("distance", "distance (m)", distance);
  cmd.AddValue ("packetSize", "size of application packet sent", packetSize);
  cmd.AddValue ("numPackets", "number of packets generated", numPackets);
  cmd.AddValue ("interval", "interval (seconds) between packets", interval);
  cmd.AddValue ("verbose", "turn on all WifiNetDevice log components", verbose);
  cmd.AddValue ("tracing", "turn on ascii and pcap tracing", tracing);
  cmd.AddValue ("numNodes", "number of nodes", numNodes);
  cmd.AddValue ("sinkNode", "Receiver node number", sinkNode);
  cmd.AddValue ("sourceNode", "Sender node number", sourceNode);

  cmd.Parse (argc, argv);
  // Convert to time object
  Time interPacketInterval = Seconds (interval);

  // disable fragmentation for frames below 2200 bytes
  Config::SetDefault ("ns3::WifiRemoteStationManager::FragmentationThreshold", StringValue ("2200"));
  // turn off RTS/CTS for frames below 2200 bytes
  Config::SetDefault ("ns3::WifiRemoteStationManager::RtsCtsThreshold", StringValue ("2200"));
  // Fix non-unicast data rate to be the same as that of unicast
  Config::SetDefault ("ns3::WifiRemoteStationManager::NonUnicastMode", 
                      StringValue (phyMode));

  NodeContainer c;
  c.Create (numNodes);

  // The below set of helpers will help us to put together the wifi NICs we want
  WifiHelper wifi;
  if (verbose)
    {
      wifi.EnableLogComponents ();  // Turn on all Wifi logging
    }

  YansWifiPhyHelper wifiPhy =  YansWifiPhyHelper::Default ();
  // set it to zero; otherwise, gain will be added
  wifiPhy.Set ("RxGain", DoubleValue (-10) ); 
  // ns-3 supports RadioTap and Prism tracing extensions for 802.11b
  wifiPhy.SetPcapDataLinkType (YansWifiPhyHelper::DLT_IEEE802_11_RADIO); 

  YansWifiChannelHelper wifiChannel;
  wifiChannel.SetPropagationDelay ("ns3::ConstantSpeedPropagationDelayModel");
  wifiChannel.AddPropagationLoss ("ns3::FriisPropagationLossModel");
  wifiPhy.SetChannel (wifiChannel.Create ());

  // Add a non-QoS upper mac, and disable rate control
  NqosWifiMacHelper wifiMac = NqosWifiMacHelper::Default ();
  wifi.SetStandard (WIFI_PHY_STANDARD_80211b);
  wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager",
                                "DataMode",StringValue (phyMode),
                                "ControlMode",StringValue (phyMode));
  // Set it to adhoc mode
  wifiMac.SetType ("ns3::AdhocWifiMac");
  NetDeviceContainer devices = wifi.Install (wifiPhy, wifiMac, c);

  MobilityHelper mobility;
  mobility.SetPositionAllocator ("ns3::GridPositionAllocator",
                                 "MinX", DoubleValue (0.0),
                                 "MinY", DoubleValue (0.0),
                                 "DeltaX", DoubleValue (distance),
                                 "DeltaY", DoubleValue (distance),
                                 "GridWidth", UintegerValue (5),
                                 "LayoutType", StringValue ("RowFirst"));
  mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
  mobility.Install (c);

  // Enable OLSR
  OlsrHelper olsr;
  Ipv4StaticRoutingHelper staticRouting;

  Ipv4ListRoutingHelper list;
  list.Add (staticRouting, 0);
  list.Add (olsr, 10);

  InternetStackHelper internet;
  internet.SetRoutingHelper (list); // has effect on the next Install ()
  internet.Install (c);

  Ipv4AddressHelper ipv4;
  NS_LOG_INFO ("Assign IP Addresses.");
  ipv4.SetBase ("10.1.1.0", "255.255.255.0");
  Ipv4InterfaceContainer i = ipv4.Assign (devices);

  TypeId tid = TypeId::LookupByName ("ns3::UdpSocketFactory");
  Ptr<Socket> recvSink = Socket::CreateSocket (c.Get (sinkNode), tid);
  InetSocketAddress local = InetSocketAddress (Ipv4Address::GetAny (), 80);
  recvSink->Bind (local);
  recvSink->SetRecvCallback (MakeCallback (&ReceivePacket));

  Ptr<Socket> source = Socket::CreateSocket (c.Get (sourceNode), tid);
  InetSocketAddress remote = InetSocketAddress (i.GetAddress (sinkNode, 0), 80);
  source->Connect (remote);

  if (tracing == true)
    {
      AsciiTraceHelper ascii;
      wifiPhy.EnableAsciiAll (ascii.CreateFileStream ("wifi-simple-adhoc-grid.tr"));
      wifiPhy.EnablePcap ("wifi-simple-adhoc-grid", devices);
      // Trace routing tables
      Ptr<OutputStreamWrapper> routingStream = Create<OutputStreamWrapper> ("wifi-simple-adhoc-grid.routes", std::ios::out);
      olsr.PrintRoutingTableAllEvery (Seconds (2), routingStream);

      // To do-- enable an IP-level trace that shows forwarding events only
    }

  // Give OLSR time to converge-- 30 seconds perhaps
  Simulator::Schedule (Seconds (30.0), &GenerateTraffic, 
                       source, packetSize, numPackets, interPacketInterval);

  // Output what we are doing
  NS_LOG_UNCOND ("Testing from node " << sourceNode << " to " << sinkNode << " with grid distance " << distance);

  Simulator::Stop (Seconds (32.0));
  Simulator::Run ();
  Simulator::Destroy ();

  return 0;
}
int main (int argc, char *argv[])
{
  uint32_t nWifis = 2;
  uint32_t nStas = 2;
  bool sendIp = true;
  bool writeMobility = false;

  CommandLine cmd;
  cmd.AddValue ("nWifis", "Number of wifi networks", nWifis);
  cmd.AddValue ("nStas", "Number of stations per wifi network", nStas);
  cmd.AddValue ("SendIp", "Send Ipv4 or raw packets", sendIp);
  cmd.AddValue ("writeMobility", "Write mobility trace", writeMobility);
  cmd.Parse (argc, argv);

  NodeContainer backboneNodes;
  NetDeviceContainer backboneDevices;
  Ipv4InterfaceContainer backboneInterfaces;
  std::vector<NodeContainer> staNodes;
  std::vector<NetDeviceContainer> staDevices;
  std::vector<NetDeviceContainer> apDevices;
  std::vector<Ipv4InterfaceContainer> staInterfaces;
  std::vector<Ipv4InterfaceContainer> apInterfaces;

  InternetStackHelper stack;
  CsmaHelper csma;
  Ipv4AddressHelper ip;
  ip.SetBase ("192.168.0.0", "255.255.255.0");

  backboneNodes.Create (nWifis);
  stack.Install (backboneNodes);

  backboneDevices = csma.Install (backboneNodes);

  double wifiX = 0.0;

  YansWifiPhyHelper wifiPhy = YansWifiPhyHelper::Default ();
  wifiPhy.SetPcapDataLinkType (YansWifiPhyHelper::DLT_IEEE802_11_RADIO); 

  for (uint32_t i = 0; i < nWifis; ++i)
    {
      // calculate ssid for wifi subnetwork
      std::ostringstream oss;
      oss << "wifi-default-" << i;
      Ssid ssid = Ssid (oss.str ());

      NodeContainer sta;
      NetDeviceContainer staDev;
      NetDeviceContainer apDev;
      Ipv4InterfaceContainer staInterface;
      Ipv4InterfaceContainer apInterface;
      MobilityHelper mobility;
      BridgeHelper bridge;
      WifiHelper wifi = WifiHelper::Default ();
      NqosWifiMacHelper wifiMac = NqosWifiMacHelper::Default ();
      YansWifiChannelHelper wifiChannel = YansWifiChannelHelper::Default ();
      wifiPhy.SetChannel (wifiChannel.Create ());

      sta.Create (nStas);
      mobility.SetPositionAllocator ("ns3::GridPositionAllocator",
                                     "MinX", DoubleValue (wifiX),
                                     "MinY", DoubleValue (0.0),
                                     "DeltaX", DoubleValue (5.0),
                                     "DeltaY", DoubleValue (5.0),
                                     "GridWidth", UintegerValue (1),
                                     "LayoutType", StringValue ("RowFirst"));


      // setup the AP.
      mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
      mobility.Install (backboneNodes.Get (i));
      wifiMac.SetType ("ns3::ApWifiMac",
                       "Ssid", SsidValue (ssid));
      apDev = wifi.Install (wifiPhy, wifiMac, backboneNodes.Get (i));

      NetDeviceContainer bridgeDev;
      bridgeDev = bridge.Install (backboneNodes.Get (i), NetDeviceContainer (apDev, backboneDevices.Get (i)));

      // assign AP IP address to bridge, not wifi
      apInterface = ip.Assign (bridgeDev);

      // setup the STAs
      stack.Install (sta);
      mobility.SetMobilityModel ("ns3::RandomWalk2dMobilityModel",
                                 "Mode", StringValue ("Time"),
                                 "Time", StringValue ("2s"),
                                 "Speed", StringValue ("ns3::ConstantRandomVariable[Constant=1.0]"),
                                 "Bounds", RectangleValue (Rectangle (wifiX, wifiX+5.0,0.0, (nStas+1)*5.0)));
      mobility.Install (sta);
      wifiMac.SetType ("ns3::StaWifiMac",
                       "Ssid", SsidValue (ssid),
                       "ActiveProbing", BooleanValue (false));
      staDev = wifi.Install (wifiPhy, wifiMac, sta);
      staInterface = ip.Assign (staDev);

      // save everything in containers.
      staNodes.push_back (sta);
      apDevices.push_back (apDev);
      apInterfaces.push_back (apInterface);
      staDevices.push_back (staDev);
      staInterfaces.push_back (staInterface);

      wifiX += 20.0;
    }

  Address dest;
  std::string protocol;
  if (sendIp)
    {
      dest = InetSocketAddress (staInterfaces[1].GetAddress (1), 1025);
      protocol = "ns3::UdpSocketFactory";
    }
  else
    {
      PacketSocketAddress tmp;
      tmp.SetSingleDevice (staDevices[0].Get (0)->GetIfIndex ());
      tmp.SetPhysicalAddress (staDevices[1].Get (0)->GetAddress ());
      tmp.SetProtocol (0x807);
      dest = tmp;
      protocol = "ns3::PacketSocketFactory";
    }

  OnOffHelper onoff = OnOffHelper (protocol, dest);
  onoff.SetConstantRate (DataRate ("500kb/s"));
  ApplicationContainer apps = onoff.Install (staNodes[0].Get (0));
  apps.Start (Seconds (0.5));
  apps.Stop (Seconds (3.0));

  wifiPhy.EnablePcap ("wifi-wired-bridging", apDevices[0]);
  wifiPhy.EnablePcap ("wifi-wired-bridging", apDevices[1]);

  if (writeMobility)
    {
      AsciiTraceHelper ascii;
      MobilityHelper::EnableAsciiAll (ascii.CreateFileStream ("wifi-wired-bridging.mob"));
    }

  Simulator::Stop (Seconds (5.0));
  Simulator::Run ();
  Simulator::Destroy ();
}
Пример #7
0
int
main(int argc, char* argv[])
{
  // setting default parameters for Wifi
  // enable rts cts all the time.
  Config::SetDefault ("ns3::WifiRemoteStationManager::RtsCtsThreshold", StringValue ("0"));
  // disable fragmentation
  Config::SetDefault ("ns3::WifiRemoteStationManager::FragmentationThreshold", StringValue ("2200"));
  Config::SetDefault("ns3::WifiRemoteStationManager::NonUnicastMode",
                     StringValue("OfdmRate24Mbps"));

  // setting default parameters for PointToPoint links and channels
  Config::SetDefault("ns3::PointToPointNetDevice::DataRate", StringValue("1Mbps"));
  Config::SetDefault("ns3::PointToPointChannel::Delay", StringValue("10ms"));
  Config::SetDefault("ns3::DropTailQueue::MaxPackets", StringValue("20"));


  std::uint32_t max_routers = 1;
  std::string cSize = "100";
  std::string cSplit = "75";

  // Read optional command-line parameters (e.g., enable visualizer with ./waf --run=<> --visualize
  CommandLine cmd;
  cmd.AddValue("cSize", "Cache Size", cSize);
  cmd.AddValue("cSplit", "Cache Split", cSplit);
  cmd.AddValue("routers", "number of routers", max_routers);
  cmd.Parse(argc, argv);


  Packet::EnablePrinting ();

  // Wifi config

  WifiHelper wifi = WifiHelper::Default ();


  // Nodes
  NodeContainer sta_consumers;
  NodeContainer sta_mobile_consumers;
  NodeContainer ap;
  NodeContainer routers;
  NodeContainer producers;

  // ??
  NetDeviceContainer staDevs;
  PacketSocketHelper packetSocket;

  // 5 stationary consumers, 5 mobile, 4 APs and 1 router
  sta_consumers.Create(3*max_routers);
  sta_mobile_consumers.Create(7*max_routers);
  ap.Create (5*max_routers);
  routers.Create(max_routers);
  producers.Create(1);

  // give packet socket powers to nodes.
  packetSocket.Install(sta_mobile_consumers);
  packetSocket.Install(sta_consumers);
  packetSocket.Install (ap);

  // Wifi Config
  NqosWifiMacHelper wifiMac = NqosWifiMacHelper::Default ();
  YansWifiPhyHelper wifiPhy = YansWifiPhyHelper::Default ();
  YansWifiChannelHelper wifiChannel = YansWifiChannelHelper::Default ();
  wifiPhy.SetChannel (wifiChannel.Create ());
  wifiPhy.Set("TxPowerStart", DoubleValue(5));
  wifiPhy.Set("TxPowerEnd", DoubleValue(5));
  Ssid ssid = Ssid ("wifi-default");
  wifi.SetRemoteStationManager ("ns3::ArfWifiManager");
  // setup stas.
  wifiMac.SetType ("ns3::StaWifiMac",
                   "Ssid", SsidValue (ssid),
                   "ActiveProbing", BooleanValue (false));
  // install wifi
  wifi.Install(wifiPhy, wifiMac, sta_mobile_consumers);
  wifi.Install(wifiPhy, wifiMac, sta_consumers);
  // setup ap.
  wifiMac.SetType ("ns3::ApWifiMac",
                   "Ssid", SsidValue (ssid));
  wifi.Install (wifiPhy, wifiMac, ap);


  // Mobility config -- Change max_routers value to change size of sim
  int number_rows = sqrt(max_routers);
  int x = 0;
  int y = 0;
  int pos_counter = 0;
  Ptr<UniformRandomVariable> randomizerX = CreateObject<UniformRandomVariable>();
  Ptr<UniformRandomVariable> randomizerY = CreateObject<UniformRandomVariable>();

  MobilityHelper stationary_mobility;
  stationary_mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");

  MobilityHelper mobility;
  mobility.SetMobilityModel("ns3::GaussMarkovMobilityModel", "Bounds", BoxValue(Box (0, number_rows*10, 0, number_rows*10, 0, 0)), 
	  "TimeStep", TimeValue(Seconds(1)));

  // Place router in center of box
  randomizerX->SetAttribute("Min", DoubleValue(5));
  randomizerX->SetAttribute("Max", DoubleValue(5));
  randomizerY->SetAttribute("Min", DoubleValue(5));
  randomizerY->SetAttribute("Max", DoubleValue(5));
  stationary_mobility.SetPositionAllocator("ns3::RandomBoxPositionAllocator", "X", PointerValue(randomizerX),
	  "Y", PointerValue(randomizerY));

  // Install on routers
  stationary_mobility.Install(producers.Get(0));

  // p2p helper
  PointToPointHelper p2p;
  // for each row
  for (int i=0; i < number_rows; i++)
  {
	  x = i * 10 + 5;
	  // for each column
	  for (int j=0; j < number_rows; j++)
	  {
		  y = j * 10 + 5;

		  // Place router in center of box
		  randomizerX->SetAttribute("Min", DoubleValue(x));
		  randomizerX->SetAttribute("Max", DoubleValue(x));
		  randomizerY->SetAttribute("Min", DoubleValue(y));
		  randomizerY->SetAttribute("Max", DoubleValue(y));
		  stationary_mobility.SetPositionAllocator("ns3::RandomBoxPositionAllocator", "X", PointerValue(randomizerX),
			  "Y", PointerValue(randomizerY));

		  // Install on routers
		  stationary_mobility.Install(routers.Get(pos_counter));

		  // Set box (center +/-5)
		  randomizerX->SetAttribute("Min", DoubleValue(x-5));
		  randomizerX->SetAttribute("Max", DoubleValue(x+5));
		  randomizerY->SetAttribute("Min", DoubleValue(y-5));
		  randomizerY->SetAttribute("Max", DoubleValue(y+5));
		  // Connect router to previous if not 1
		  if (pos_counter == 0)
		  {
			  p2p.Install(routers.Get(0), producers.Get(0));
		  }
		  else  // Otherwise connect to router behind you
		  {
			  p2p.Install(routers.Get(pos_counter), routers.Get(pos_counter-1));
		  }
		  // APs
		  for (int k=0; k < 5; k++)
		  {
			  stationary_mobility.SetPositionAllocator("ns3::RandomBoxPositionAllocator", "X", PointerValue(randomizerX),
				  "Y", PointerValue(randomizerY));
			  stationary_mobility.Install(ap.Get(pos_counter * 5 + k));
			  p2p.Install(routers.Get(pos_counter), ap.Get(pos_counter * 5 + k));

		  }

		  // Consumers (stationary)
		  for (int l=0; l < 3; l++)
		  {
			  stationary_mobility.SetPositionAllocator("ns3::RandomBoxPositionAllocator", "X", PointerValue(randomizerX),
				  "Y", PointerValue(randomizerY));
			  stationary_mobility.Install(sta_consumers.Get(pos_counter * 3 + l));
		  }

		  // Consumers (Mobile)
		  for (int m=0; m < 7; m++)
		  {
			  mobility.SetPositionAllocator("ns3::RandomBoxPositionAllocator", "X", PointerValue(randomizerX),
				  "Y", PointerValue(randomizerY));
			  mobility.Install(sta_mobile_consumers.Get(pos_counter * 7 + m));
		  }
	  // Keep track of overall position
	  pos_counter++;
	  }
  }
  // Install NDN stack on all nodes
  ndn::StackHelper ndnHelper;
  ndnHelper.SetDefaultRoutes(true);
  
  ndnHelper.SetOldContentStore("ns3::ndn::cs::Splitcache",
							   "NormalPolicy", "ns3::ndn::cs::Lru", 
							   "SpecialPolicy", "ns3::ndn::cs::Lfu", 
							   "TotalCacheSize", cSize, 
							   "Configure", cSplit); 
  //                       Percentage Special^
  
  //ndnHelper.SetOldContentStore("ns3::ndn::cs::Lru");

  ndnHelper.Install(ap);
  ndnHelper.Install(routers);
  ndnHelper.SetOldContentStore("ns3::ndn::cs::Nocache");
  ndnHelper.Install(sta_consumers);
  ndnHelper.Install(sta_mobile_consumers);
  ndnHelper.Install(producers);

  // Choosing forwarding strategy
  ndn::StrategyChoiceHelper::Install(sta_consumers, "/", "/localhost/nfd/strategy/best-route");
  ndn::StrategyChoiceHelper::Install(sta_mobile_consumers, "/", "/localhost/nfd/strategy/best-route");
  ndn::StrategyChoiceHelper::Install(ap, "/", "/localhost/nfd/strategy/best-route");
  ndn::StrategyChoiceHelper::Install(routers, "/", "/localhost/nfd/strategy/best-route");
  ndn::StrategyChoiceHelper::Install(producers, "/", "/localhost/nfd/strategy/best-route");

  // Installing applications

  // Consumer (basic and special data)
  ndn::AppHelper consumerHelper("ns3::ndn::ConsumerZipfMandelbrot");
  consumerHelper.SetAttribute("NumberOfContents", StringValue("100")); // 10 different contents
  // Consumer will request /prefix/0, /prefix/1, ...

  // Basic consumers request basic data (and pumpkin spice coffee)
  consumerHelper.SetPrefix("data/basic");
  consumerHelper.SetAttribute("Frequency", StringValue("10")); // 1 interests a second
  consumerHelper.Install(sta_consumers);   

  // Mobile consumers request special data only
  consumerHelper.SetPrefix("data/special");
  consumerHelper.SetAttribute("Frequency", StringValue("10")); //  2 interests a second
  consumerHelper.Install(sta_mobile_consumers);



  // Producer
  ndn::AppHelper producerHelper("ns3::ndn::Producer");
  // Producer will reply to all requests starting with /prefix
  producerHelper.SetPrefix("/data");
  producerHelper.SetAttribute("PayloadSize", StringValue("1024"));
  producerHelper.SetAttribute("Freshness", TimeValue(Seconds(-1.0))); // unlimited freshness
  producerHelper.Install(producers); 

  // Tracers 'n stuff
  //AthstatsHelper athstats;
  //athstats.EnableAthstats("athstats-sta", sta_mobile_consumers);
  //athstats.EnableAthstats("athstats-sta", sta_consumers);
  //athstats.EnableAthstats ("athstats-ap", ap);

  ndn::AppDelayTracer::Install(sta_consumers, "app-delays-trace-stationary-03.txt");
  ndn::AppDelayTracer::Install(sta_mobile_consumers, "app-delays-trace-mobile-03.txt");
  ndn::CsTracer::Install(ap, "cs-trace-ap-03.txt", Seconds(1));
  ndn::CsTracer::Install(routers, "cs-trace-routers-03.txt", Seconds(1));

  // 10 min
  Simulator::Stop(Seconds(600.0));

  Simulator::Run();
  Simulator::Destroy();

  return 0;
}
int 
main (int argc, char *argv[])
{
  std::string mode = "ConfigureLocal";
  std::string tapName = "thetap";

  CommandLine cmd;
  cmd.AddValue ("mode", "Mode setting of TapBridge", mode);
  cmd.AddValue ("tapName", "Name of the OS tap device", tapName);
  cmd.Parse (argc, argv);

  GlobalValue::Bind ("SimulatorImplementationType", StringValue ("ns3::RealtimeSimulatorImpl"));
  GlobalValue::Bind ("ChecksumEnabled", BooleanValue (true));

  //
  // The topology has a Wifi network of four nodes on the left side.  We'll make
  // node zero the AP and have the other three will be the STAs.
  //
  NodeContainer nodesLeft;
  nodesLeft.Create (4);

  YansWifiPhyHelper wifiPhy = YansWifiPhyHelper::Default ();
  YansWifiChannelHelper wifiChannel = YansWifiChannelHelper::Default ();
  wifiPhy.SetChannel (wifiChannel.Create ());

  Ssid ssid = Ssid ("left");
  WifiHelper wifi = WifiHelper::Default ();
  NqosWifiMacHelper wifiMac = NqosWifiMacHelper::Default ();
  wifi.SetRemoteStationManager ("ns3::ArfWifiManager");

  wifiMac.SetType ("ns3::ApWifiMac",
                   "Ssid", SsidValue (ssid));
  NetDeviceContainer devicesLeft = wifi.Install (wifiPhy, wifiMac, nodesLeft.Get (0));


  wifiMac.SetType ("ns3::StaWifiMac",
                   "Ssid", SsidValue (ssid),
                   "ActiveProbing", BooleanValue (false));
  devicesLeft.Add (wifi.Install (wifiPhy, wifiMac, NodeContainer (nodesLeft.Get (1), nodesLeft.Get (2), nodesLeft.Get (3))));

  MobilityHelper mobility;
  mobility.Install (nodesLeft);

  InternetStackHelper internetLeft;
  internetLeft.Install (nodesLeft);

  Ipv4AddressHelper ipv4Left;
  ipv4Left.SetBase ("10.1.1.0", "255.255.255.0");
  Ipv4InterfaceContainer interfacesLeft = ipv4Left.Assign (devicesLeft);

  TapBridgeHelper tapBridge (interfacesLeft.GetAddress (1));
  tapBridge.SetAttribute ("Mode", StringValue (mode));
  tapBridge.SetAttribute ("DeviceName", StringValue (tapName));
  tapBridge.Install (nodesLeft.Get (0), devicesLeft.Get (0));

  //
  // Now, create the right side.
  //
  NodeContainer nodesRight;
  nodesRight.Create (4);

  CsmaHelper csmaRight;
  csmaRight.SetChannelAttribute ("DataRate", DataRateValue (5000000));
  csmaRight.SetChannelAttribute ("Delay", TimeValue (MilliSeconds (2)));

  NetDeviceContainer devicesRight = csmaRight.Install (nodesRight);

  InternetStackHelper internetRight;
  internetRight.Install (nodesRight);

  Ipv4AddressHelper ipv4Right;
  ipv4Right.SetBase ("10.1.3.0", "255.255.255.0");
  Ipv4InterfaceContainer interfacesRight = ipv4Right.Assign (devicesRight);

  //
  // Stick in the point-to-point line between the sides.
  //
  PointToPointHelper p2p;
  p2p.SetDeviceAttribute ("DataRate", StringValue ("512kbps"));
  p2p.SetChannelAttribute ("Delay", StringValue ("10ms"));

  NodeContainer nodes = NodeContainer (nodesLeft.Get (3), nodesRight.Get (0));
  NetDeviceContainer devices = p2p.Install (nodes);

  Ipv4AddressHelper ipv4;
  ipv4.SetBase ("10.1.2.0", "255.255.255.192");
  Ipv4InterfaceContainer interfaces = ipv4.Assign (devices);

  //
  // Simulate some CBR traffic over the point-to-point link
  //
  uint16_t port = 9;   // Discard port (RFC 863)
  OnOffHelper onoff ("ns3::UdpSocketFactory", InetSocketAddress (interfaces.GetAddress (1), port));
  onoff.SetConstantRate (DataRate ("500kb/s"));

  ApplicationContainer apps = onoff.Install (nodesLeft.Get (3));
  apps.Start (Seconds (1.0));

  // Create a packet sink to receive these packets
  PacketSinkHelper sink ("ns3::UdpSocketFactory", InetSocketAddress (Ipv4Address::GetAny (), port));

  apps = sink.Install (nodesRight.Get (0));
  apps.Start (Seconds (1.0));

  wifiPhy.EnablePcapAll ("tap-wifi-dumbbell");

  csmaRight.EnablePcapAll ("tap-wifi-dumbbell", false);
  Ipv4GlobalRoutingHelper::PopulateRoutingTables ();

  Simulator::Stop (Seconds (60.));
  Simulator::Run ();
  Simulator::Destroy ();
}