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brite-generic-example.cc
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17 
18 #include <string>
19 #include "ns3/core-module.h"
20 #include "ns3/network-module.h"
21 #include "ns3/internet-module.h"
22 #include "ns3/point-to-point-module.h"
23 #include "ns3/mobility-module.h"
24 #include "ns3/applications-module.h"
25 #include "ns3/brite-module.h"
26 #include "ns3/ipv4-nix-vector-helper.h"
27 #include <iostream>
28 #include <fstream>
29 
30 using namespace ns3;
31 
32 NS_LOG_COMPONENT_DEFINE ("BriteExample");
33 
34 int
35 main (int argc, char *argv[])
36 {
37  LogComponentEnable ("UdpEchoClientApplication", LOG_LEVEL_ALL);
38  LogComponentEnable ("UdpEchoServerApplication", LOG_LEVEL_ALL);
39 
40  LogComponentEnable ("BriteExample", LOG_LEVEL_ALL);
41 
42  // BRITE needs a configuration file to build its graph. By default, this
43  // example will use the TD_ASBarabasi_RTWaxman.conf file. There are many others
44  // which can be found in the BRITE/conf_files directory
45  std::string confFile = "src/brite/examples/conf_files/TD_ASBarabasi_RTWaxman.conf";
46  bool tracing = false;
47  bool nix = false;
48 
49  CommandLine cmd;
50  cmd.AddValue ("confFile", "BRITE conf file", confFile);
51  cmd.AddValue ("tracing", "Enable or disable ascii tracing", tracing);
52  cmd.AddValue ("nix", "Enable or disable nix-vector routing", nix);
53 
54  cmd.Parse (argc,argv);
55 
56  nix = false;
57 
58  // Invoke the BriteTopologyHelper and pass in a BRITE
59  // configuration file and a seed file. This will use
60  // BRITE to build a graph from which we can build the ns-3 topology
61  BriteTopologyHelper bth (confFile);
62  bth.AssignStreams (3);
63 
65 
66  Ipv4StaticRoutingHelper staticRouting;
67  Ipv4GlobalRoutingHelper globalRouting;
68  Ipv4ListRoutingHelper listRouting;
69  Ipv4NixVectorHelper nixRouting;
70 
71  InternetStackHelper stack;
72 
73  if (nix)
74  {
75  listRouting.Add (staticRouting, 0);
76  listRouting.Add (nixRouting, 10);
77  }
78  else
79  {
80  listRouting.Add (staticRouting, 0);
81  listRouting.Add (globalRouting, 10);
82  }
83 
84  stack.SetRoutingHelper (listRouting);
85 
86  Ipv4AddressHelper address;
87  address.SetBase ("10.0.0.0", "255.255.255.252");
88 
89  bth.BuildBriteTopology (stack);
90  bth.AssignIpv4Addresses (address);
91 
92  NS_LOG_INFO ("Number of AS created " << bth.GetNAs ());
93 
94  //The BRITE topology generator generates a topology of routers. Here we create
95  //two subnetworks which we attach to router leaf nodes generated by BRITE
96  //Any NS3 topology may be used to attach to the BRITE leaf nodes but here we
97  //use just one node
98 
99  NodeContainer client;
100  NodeContainer server;
101 
102  client.Create (1);
103  stack.Install (client);
104 
105  //install client node on last leaf node of AS 0
106  int numLeafNodesInAsZero = bth.GetNLeafNodesForAs (0);
107  client.Add (bth.GetLeafNodeForAs (0, numLeafNodesInAsZero - 1));
108 
109  server.Create (1);
110  stack.Install (server);
111 
112  //install server node on last leaf node on AS 1
113  int numLeafNodesInAsOne = bth.GetNLeafNodesForAs (1);
114  server.Add (bth.GetLeafNodeForAs (1, numLeafNodesInAsOne - 1));
115 
116  p2p.SetDeviceAttribute ("DataRate", StringValue ("5Mbps"));
117  p2p.SetChannelAttribute ("Delay", StringValue ("2ms"));
118 
119  NetDeviceContainer p2pClientDevices;
120  NetDeviceContainer p2pServerDevices;
121 
122  p2pClientDevices = p2p.Install (client);
123  p2pServerDevices = p2p.Install (server);
124 
125  address.SetBase ("10.1.0.0", "255.255.0.0");
126  Ipv4InterfaceContainer clientInterfaces;
127  clientInterfaces = address.Assign (p2pClientDevices);
128 
129  address.SetBase ("10.2.0.0", "255.255.0.0");
130  Ipv4InterfaceContainer serverInterfaces;
131  serverInterfaces = address.Assign (p2pServerDevices);
132 
133  UdpEchoServerHelper echoServer (9);
134  ApplicationContainer serverApps = echoServer.Install (server.Get (0));
135  serverApps.Start (Seconds (1.0));
136  serverApps.Stop (Seconds (5.0));
137 
138  UdpEchoClientHelper echoClient (serverInterfaces.GetAddress (0), 9);
139  echoClient.SetAttribute ("MaxPackets", UintegerValue (1));
140  echoClient.SetAttribute ("Interval", TimeValue (Seconds (1.)));
141  echoClient.SetAttribute ("PacketSize", UintegerValue (1024));
142 
143  ApplicationContainer clientApps = echoClient.Install (client.Get (0));
144  clientApps.Start (Seconds (2.0));
145  clientApps.Stop (Seconds (5.0));
146 
147  if (!nix)
148  {
150  }
151 
152  if (tracing)
153  {
154  AsciiTraceHelper ascii;
155  p2p.EnableAsciiAll (ascii.CreateFileStream ("briteLeaves.tr"));
156  }
157  // Run the simulator
158  Simulator::Stop (Seconds (6.0));
159  Simulator::Run ();
161 
162  return 0;
163 }
holds a vector of ns3::Application pointers.
Manage ASCII trace files for device models.
Definition: trace-helper.h:109
holds a vector of std::pair of Ptr<Ipv4> and interface index.
static void PopulateRoutingTables(void)
Build a routing database and initialize the routing tables of the nodes in the simulation. Makes all nodes in the simulation into routers.
hold variables of type string
Definition: string.h:19
NetDeviceContainer Install(NodeContainer c)
create an application which sends a udp packet and waits for an echo of this packet ...
static void Run(void)
Definition: simulator.cc:157
#define NS_LOG_COMPONENT_DEFINE(name)
Definition: log.h:122
Helper class that adds Nix-vector routing to nodes.
aggregate IP/TCP/UDP functionality to existing Nodes.
#define NS_LOG_INFO(msg)
Definition: log.h:264
Ptr< OutputStreamWrapper > CreateFileStream(std::string filename, std::ios::openmode filemode=std::ios::out)
Create and initialize an output stream object we'll use to write the traced bits. ...
Build a set of PointToPointNetDevice objects.
void SetDeviceAttribute(std::string name, const AttributeValue &value)
Create a server application which waits for input udp packets and sends them back to the original sen...
hold objects of type ns3::Time
Definition: nstime.h:700
Hold an unsigned integer type.
Definition: uinteger.h:46
holds a vector of ns3::NetDevice pointers
void Start(Time start)
Arrange for all of the Applications in this container to Start() at the Time given as a parameter...
parse command-line argumentsInstances of this class can be used to parse command-line arguments: user...
Definition: command-line.h:50
static void Destroy(void)
Definition: simulator.cc:121
keep track of a set of node pointers.
void Install(std::string nodeName) const
void Add(const Ipv4RoutingHelper &routing, int16_t priority)
void SetChannelAttribute(std::string name, const AttributeValue &value)
void Stop(Time stop)
Arrange for all of the Applications in this container to Stop() at the Time given as a parameter...
Ipv4InterfaceContainer Assign(const NetDeviceContainer &c)
Assign IP addresses to the net devices specified in the container based on the current network prefix...
Time Seconds(double seconds)
create ns3::Time instances in units of seconds.
Definition: nstime.h:586
void Add(NodeContainer other)
Append the contents of another NodeContainer to the end of this container.
Helper class that adds ns3::Ipv4StaticRouting objects.
void AddValue(const std::string &name, const std::string &help, T &value)
Definition: command-line.h:134
static void Stop(void)
Definition: simulator.cc:164
Ptr< Node > Get(uint32_t i) const
Get the Ptr<Node> stored in this container at a given index.
void Parse(int argc, char *argv[]) const
Definition: command-line.cc:84
Helper class that adds ns3::Ipv4GlobalRouting objects.
Helper class that adds ns3::Ipv4ListRouting objects.
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
void EnableAsciiAll(std::string prefix)
Enable ascii trace output on each device (which is of the appropriate type) in the set of all nodes c...
void Create(uint32_t n)
Create n nodes and append pointers to them to the end of this NodeContainer.
void SetAttribute(std::string name, const AttributeValue &value)
void SetRoutingHelper(const Ipv4RoutingHelper &routing)
void SetBase(Ipv4Address network, Ipv4Mask mask, Ipv4Address base="0.0.0.1")
Set the base network number, network mask and base address.
void LogComponentEnable(char const *name, enum LogLevel level)
Definition: log.cc:311
Ipv4Address GetAddress(uint32_t i, uint32_t j=0) const