A Discrete-Event Network Simulator
API
realtime-dummy-network.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2012 University of Washington, 2012 INRIA
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19 
20 // Network topology
21 //
22 #include <sys/socket.h>
23 #include <errno.h>
24 
25 #include "ns3/core-module.h"
26 #include "ns3/network-module.h"
27 #include "ns3/internet-module.h"
28 #include "ns3/fd-net-device-module.h"
29 #include "ns3/internet-apps-module.h"
30 
31 using namespace ns3;
32 
33 NS_LOG_COMPONENT_DEFINE ("RealtimeDummyNetworkExample");
34 
35 int
36 main (int argc, char *argv[])
37 {
38  CommandLine cmd (__FILE__);
39  cmd.Parse (argc, argv);
40 
41  GlobalValue::Bind ("SimulatorImplementationType", StringValue ("ns3::RealtimeSimulatorImpl"));
42  GlobalValue::Bind ("ChecksumEnabled", BooleanValue (true));
43 
45  nodes.Create (2);
46 
48  stack.Install (nodes);
49 
52 
53  int sv[2];
54  if (socketpair (AF_UNIX, SOCK_DGRAM, 0, sv) < 0)
55  {
56  NS_FATAL_ERROR ("Error creating pipe=" << strerror (errno));
57  }
58 
59  Ptr<NetDevice> d1 = devices.Get (0);
60  Ptr<FdNetDevice> device1 = d1->GetObject<FdNetDevice> ();
61  device1->SetFileDescriptor (sv[0]);
62 
63  Ptr<NetDevice> d2 = devices.Get (1);
64  Ptr<FdNetDevice> device2 = d2->GetObject<FdNetDevice> ();
65  device2->SetFileDescriptor (sv[1]);
66 
67  Ipv4AddressHelper addresses;
68  addresses.SetBase ("10.0.0.0", "255.255.255.0");
70 
71  Ptr<V4Ping> app = CreateObject<V4Ping> ();
72  app->SetAttribute ("Remote", Ipv4AddressValue (interfaces.GetAddress (0)));
73  app->SetAttribute ("Verbose", BooleanValue (true));
74  nodes.Get (1)->AddApplication (app);
75  app->SetStartTime (Seconds (0.0));
76  app->SetStopTime (Seconds (4.0));
77 
78  fd.EnablePcapAll ("realtime-dummy-network", false);
79 
80  Simulator::Stop (Seconds (5.));
81  Simulator::Run ();
83 }
ns3::NetDeviceContainer
holds a vector of ns3::NetDevice pointers
Definition: net-device-container.h:42
ns3::FdNetDeviceHelper::Install
virtual NetDeviceContainer Install(Ptr< Node > node) const
This method creates a FdNetDevice and associates it to a node.
Definition: fd-net-device-helper.cc:176
NS_LOG_COMPONENT_DEFINE
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:205
ns3::CommandLine
Parse command-line arguments.
Definition: command-line.h:228
ns3::BooleanValue
AttributeValue implementation for Boolean.
Definition: boolean.h:37
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
ns3::Ipv4AddressHelper
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
Definition: ipv4-address-helper.h:48
ns3::FdNetDevice::SetFileDescriptor
void SetFileDescriptor(int fd)
Set the associated file descriptor.
Definition: fd-net-device.cc:658
ns3::PcapHelperForDevice::EnablePcapAll
void EnablePcapAll(std::string prefix, bool promiscuous=false)
Enable pcap output on each device (which is of the appropriate type) in the set of all nodes created ...
Definition: trace-helper.cc:439
ns3::Object::GetObject
Ptr< T > GetObject(void) const
Get a pointer to the requested aggregated Object.
Definition: object.h:470
ns3::ObjectBase::SetAttribute
void SetAttribute(std::string name, const AttributeValue &value)
Set a single attribute, raising fatal errors if unsuccessful.
Definition: object-base.cc:185
first.devices
devices
Definition: first.py:39
first.nodes
nodes
Definition: first.py:32
ns3::Application::SetStopTime
void SetStopTime(Time stop)
Specify application stop time.
Definition: application.cc:75
ns3::Ipv4AddressHelper::SetBase
void SetBase(Ipv4Address network, Ipv4Mask mask, Ipv4Address base="0.0.0.1")
Set the base network number, network mask and base address.
Definition: ipv4-address-helper.cc:64
ns3::Ptr< NetDevice >
NS_FATAL_ERROR
#define NS_FATAL_ERROR(msg)
Report a fatal error with a message and terminate.
Definition: fatal-error.h:165
ns3::Application::SetStartTime
void SetStartTime(Time start)
Specify application start time.
Definition: application.cc:69
first.stack
stack
Definition: first.py:41
ns3::Simulator::Stop
static void Stop(void)
Tell the Simulator the calling event should be the last one executed.
Definition: simulator.cc:180
ns3::Ipv4InterfaceContainer
holds a vector of std::pair of Ptr<Ipv4> and interface index.
Definition: ipv4-interface-container.h:55
second.cmd
cmd
Definition: second.py:35
ns3::Simulator::Run
static void Run(void)
Run the simulation.
Definition: simulator.cc:172
ns3::StringValue
Hold variables of type string.
Definition: string.h:41
ns3::GlobalValue::Bind
static void Bind(std::string name, const AttributeValue &value)
Iterate over the set of GlobalValues until a matching name is found and then set its value with Globa...
Definition: global-value.cc:155
first.interfaces
interfaces
Definition: first.py:48
ns3::FdNetDevice
a NetDevice to read/write network traffic from/into a file descriptor.
Definition: fd-net-device.h:85
ns3::FdNetDeviceHelper
build a set of FdNetDevice objects Normally we eschew multiple inheritance, however,...
Definition: fd-net-device-helper.h:47
ns3::Seconds
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1289
ns3::Ipv4AddressHelper::Assign
Ipv4InterfaceContainer Assign(const NetDeviceContainer &c)
Assign IP addresses to the net devices specified in the container based on the current network prefix...
Definition: ipv4-address-helper.cc:135
ns3::Simulator::Destroy
static void Destroy(void)
Execute the events scheduled with ScheduleDestroy().
Definition: simulator.cc:136
ns3::NodeContainer
keep track of a set of node pointers.
Definition: node-container.h:39
ns3::InternetStackHelper
aggregate IP/TCP/UDP functionality to existing Nodes.
Definition: internet-stack-helper.h:88
ns3::Ipv4AddressValue
AttributeValue implementation for Ipv4Address.
Definition: ipv4-address.h:341