A Discrete-Event Network Simulator
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resources_demo.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * This program is free software; you can redistribute it and/or modify
4  * it under the terms of the GNU General Public License version 2 as
5  * published by the Free Software Foundation;
6  *
7  * This program is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10  * GNU General Public License for more details.
11  *
12  * You should have received a copy of the GNU General Public License
13  * along with this program; if not, write to the Free Software
14  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
15  *
16  * Author: John Abraham <john.abraham.in@gmail.com>
17  */
18 
19 #include <iostream>
20 
21 #include "ns3/core-module.h"
22 #include "ns3/network-module.h"
23 #include "ns3/internet-module.h"
24 #include "ns3/point-to-point-module.h"
25 #include "ns3/netanim-module.h"
26 #include "ns3/applications-module.h"
27 #include "ns3/point-to-point-layout-module.h"
28 
29 using namespace ns3;
30 
32 
33 struct rgb {
34  uint8_t r;
35  uint8_t g;
36  uint8_t b;
37 };
38 
39 struct rgb colors [] = {
40  { 255, 0, 0 }, // Red
41  { 0, 255, 0 }, // Blue
42  { 0, 0, 255 } // Green
43  };
44 
45 uint32_t resourceId1;
46 uint32_t resourceId2;
50 
51 void modify ()
52 {
53  std::ostringstream oss;
54  oss << "Update:" << Simulator::Now ().GetSeconds ();
55  pAnim->UpdateLinkDescription (0, 1, oss.str ());
56  pAnim->UpdateLinkDescription (0, 2, oss.str ());
57  pAnim->UpdateLinkDescription (0, 3, oss.str ());
58  pAnim->UpdateLinkDescription (0, 4, oss.str ());
59  pAnim->UpdateLinkDescription (0, 5, oss.str ());
60  pAnim->UpdateLinkDescription (0, 6, oss.str ());
61  pAnim->UpdateLinkDescription (1, 7, oss.str ());
62  pAnim->UpdateLinkDescription (1, 8, oss.str ());
63  pAnim->UpdateLinkDescription (1, 9, oss.str ());
64  pAnim->UpdateLinkDescription (1, 10, oss.str ());
65  pAnim->UpdateLinkDescription (1, 11, oss.str ());
66 
67  // Every update change the node description for node 2
68  std::ostringstream node0Oss;
69  node0Oss << "-----Node:" << Simulator::Now ().GetSeconds ();
70  pAnim->UpdateNodeDescription (2, node0Oss.str ());
71  static double size = 2;
72  static uint32_t currentResourceId = resourceId1;
73  pAnim->UpdateNodeSize (2, size, size);
74  pAnim->UpdateNodeImage (3, currentResourceId);
75  size *= 1.1;
76  if (size > 20)
77  size = 1;
78  pAnim->UpdateNodeSize (3, 10, 10);
79  if (currentResourceId == resourceId1)
80  currentResourceId = resourceId2;
81  else
82  currentResourceId = resourceId1;
83 
84  // Every update change the color for node 4
85  static uint32_t index = 0;
86  index++;
87  if (index == 3)
88  index = 0;
89  struct rgb color = colors[index];
90  for (uint32_t nodeId = 4; nodeId < 12; ++nodeId)
91  pAnim->UpdateNodeColor (nodeId, color.r, color.g, color.b);
92 
93  // Update Node Counter for node 0 and node 5, use some random number between 0 to 1000 for value
94  Ptr <UniformRandomVariable> rv = CreateObject<UniformRandomVariable> ();
96  pAnim->UpdateNodeCounter (nodeCounterIdDouble1, 0, rv->GetValue (100.0, 200.0));
97  pAnim->UpdateNodeCounter (nodeCounterIdDouble2, 0, rv->GetValue (300.0, 400.0));
99  pAnim->UpdateNodeCounter (nodeCounterIdDouble1, 5, rv->GetValue (100.0, 200.0));
100  pAnim->UpdateNodeCounter (nodeCounterIdDouble2, 5, rv->GetValue (300.0, 400.0));
101 
102  if (Simulator::Now ().GetSeconds () < 10) // This is important or the simulation
103  // will run endlessly
105 
106 }
107 
108 int main (int argc, char *argv[])
109 {
110  Config::SetDefault ("ns3::OnOffApplication::PacketSize", UintegerValue (512));
111  Config::SetDefault ("ns3::OnOffApplication::DataRate", StringValue ("500kb/s"));
112 
113  uint32_t nLeftLeaf = 5;
114  uint32_t nRightLeaf = 5;
115  uint32_t nLeaf = 0; // If non-zero, number of both left and right
116  std::string animFile = "resources_demo.xml" ; // Name of file for animation output
117 
118  CommandLine cmd;
119  cmd.AddValue ("nLeftLeaf", "Number of left side leaf nodes", nLeftLeaf);
120  cmd.AddValue ("nRightLeaf","Number of right side leaf nodes", nRightLeaf);
121  cmd.AddValue ("nLeaf", "Number of left and right side leaf nodes", nLeaf);
122  cmd.AddValue ("animFile", "File Name for Animation Output", animFile);
123 
124  cmd.Parse (argc,argv);
125  if (nLeaf > 0)
126  {
127  nLeftLeaf = nLeaf;
128  nRightLeaf = nLeaf;
129  }
130 
131  // Create the point-to-point link helpers
132  PointToPointHelper pointToPointRouter;
133  pointToPointRouter.SetDeviceAttribute ("DataRate", StringValue ("10Mbps"));
134  pointToPointRouter.SetChannelAttribute ("Delay", StringValue ("1ms"));
135  PointToPointHelper pointToPointLeaf;
136  pointToPointLeaf.SetDeviceAttribute ("DataRate", StringValue ("10Mbps"));
137  pointToPointLeaf.SetChannelAttribute ("Delay", StringValue ("1ms"));
138 
139  PointToPointDumbbellHelper d (nLeftLeaf, pointToPointLeaf,
140  nRightLeaf, pointToPointLeaf,
141  pointToPointRouter);
142 
143  // Install Stack
145  d.InstallStack (stack);
146 
147  // Assign IP Addresses
148  d.AssignIpv4Addresses (Ipv4AddressHelper ("10.1.1.0", "255.255.255.0"),
149  Ipv4AddressHelper ("10.2.1.0", "255.255.255.0"),
150  Ipv4AddressHelper ("10.3.1.0", "255.255.255.0"));
151 
152  d.BoundingBox (1, 1, 100, 100);
153  // Install on/off app on all right side nodes
154  OnOffHelper clientHelper ("ns3::UdpSocketFactory", Address ());
155  clientHelper.SetAttribute
156  ("OnTime", StringValue ("ns3::UniformRandomVariable[Min=0.,Max=1.]"));
157  clientHelper.SetAttribute
158  ("OffTime", StringValue ("ns3::UniformRandomVariable[Min=0.,Max=1.]"));
160 
161  for (uint32_t i = 0; i < d.RightCount (); ++i)
162  {
163  // Create an on/off app sending packets to the same leaf right side
164  AddressValue remoteAddress (InetSocketAddress (d.GetLeftIpv4Address (i), 1000));
165  clientHelper.SetAttribute ("Remote", remoteAddress);
166  clientApps.Add (clientHelper.Install (d.GetRight (i)));
167  }
168 
169  clientApps.Start (Seconds (0.0));
170  clientApps.Stop (Seconds (5.0));
171 
172  // Set the bounding box for animation
173 
174 
175  // Create the animation object and configure for specified output
176  pAnim = new AnimationInterface (animFile);
177  // Provide the absolute path to the resource
178  resourceId1 = pAnim->AddResource ("/Users/john/ns3/netanim-3.105/ns-3-logo1.png");
179  resourceId2 = pAnim->AddResource ("/Users/john/ns3/netanim-3.105/ns-3-logo2.png");
180  pAnim->SetBackgroundImage ("/Users/john/ns3/netanim-3.105/ns-3-background.png", 0, 0, 0.2, 0.2, 0.1);
181 
182 
183  // Add a node counter
187 
189 
190  // Set up the acutal simulation
192 
193  Simulator::Run ();
194  std::cout << "Animation Trace file created:" << animFile.c_str ()<< std::endl;
196  delete pAnim;
197  return 0;
198 }
199 
holds a vector of ns3::Application pointers.
void UpdateNodeImage(uint32_t nodeId, uint32_t resourceId)
Helper function to update the image of a node.
an Inet address class
static void PopulateRoutingTables(void)
Build a routing database and initialize the routing tables of the nodes in the simulation.
hold variables of type string
Definition: string.h:18
uint32_t resourceId1
void BoundingBox(double ulx, double uly, double lrx, double lry)
Sets up the node canvas locations for every node in the dumbbell.
void Add(ApplicationContainer other)
Append the contents of another ApplicationContainer to the end of this container. ...
uint32_t resourceId2
static void Run(void)
Run the simulation until one of:
Definition: simulator.cc:157
aggregate IP/TCP/UDP functionality to existing Nodes.
AnimationInterface * pAnim
Build a set of PointToPointNetDevice objects.
static EventId Schedule(Time const &time, MEM mem_ptr, OBJ obj)
Schedule an event to expire at the relative time "time" is reached.
Definition: simulator.h:825
void UpdateNodeSize(uint32_t nodeId, double width, double height)
Helper function to update the size of a node.
void SetDeviceAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each NetDevice created by the helper.
A helper to make it easier to instantiate an ns3::OnOffApplication on a set of nodes.
Definition: on-off-helper.h:42
void UpdateNodeColor(Ptr< Node > n, uint8_t r, uint8_t g, uint8_t b)
Helper function to update the node color.
a polymophic address class
Definition: address.h:86
tuple clientApps
Definition: first.py:53
double GetSeconds(void) const
Get an approximation of the time stored in this instance in the indicated unit.
Definition: nstime.h:322
void SetBackgroundImage(std::string fileName, double x, double y, double scaleX, double scaleY, double opacity)
Helper function to set the background image.
struct rgb colors[]
void UpdateNodeCounter(uint32_t nodeCounterId, uint32_t nodeId, double counter)
Helper function to update a node's counter referenced by the nodeCounterId.
uint32_t AddNodeCounter(std::string counterName, CounterType counterType)
Setup a node counter.
Hold an unsigned integer type.
Definition: uinteger.h:46
void modify()
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 arguments.
Definition: command-line.h:196
static void Destroy(void)
Every event scheduled by the Simulator::insertAtDestroy method is invoked.
Definition: simulator.cc:121
void SetDefault(std::string name, const AttributeValue &value)
Definition: config.cc:677
void UpdateLinkDescription(uint32_t fromNode, uint32_t toNode, std::string linkDescription)
Helper function to update the description for a link.
uint32_t AddResource(std::string resourcePath)
Add a resource such as the path to an image file.
uint32_t nodeCounterIdUint32
uint8_t g
double GetValue(double min, double max)
Returns a random double from the uniform distribution with the specified range.
void AssignIpv4Addresses(Ipv4AddressHelper leftIp, Ipv4AddressHelper rightIp, Ipv4AddressHelper routerIp)
uint32_t nodeCounterIdDouble1
static Time Now(void)
Return the "current simulation time".
Definition: simulator.cc:180
tuple stack
Definition: first.py:34
void SetChannelAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each Channel created by the helper.
hold objects of type ns3::Address
void Stop(Time stop)
Arrange for all of the Applications in this container to Stop() at the Time given as a parameter...
uint8_t b
void AddValue(const std::string &name, const std::string &help, T &value)
Add a program argument, assigning to POD.
Definition: command-line.h:471
void InstallStack(InternetStackHelper stack)
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:845
Interface to network animator.
A helper to make it easier to create a dumbbell topology with p2p links.
void Parse(int argc, char *argv[])
Parse the program arguments.
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
uint32_t nodeCounterIdDouble2
Ipv4Address GetLeftIpv4Address(uint32_t i) const
ApplicationContainer Install(NodeContainer c) const
Install an ns3::OnOffApplication on each node of the input container configured with all the attribut...
void UpdateNodeDescription(Ptr< Node > n, std::string descr)
Helper function to update the description for a given node.
void SetAttribute(std::string name, const AttributeValue &value)
Helper function used to set the underlying application attributes.
int main(int argc, char *argv[])
uint8_t r