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loose-routing-ipv6.cc
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1 /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2009 Strasbourg University
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: David Gross <gdavid.devel@gmail.com>
19  */
20 
21 // Network topology
22 // //
23 // //
24 // // +------------+
25 // // +------------+ |---| Router 1 |---|
26 // // | Host 0 |--| | [------------] |
27 // // [------------] | | |
28 // // | +------------+ |
29 // // +--| | +------------+
30 // // | Router 0 | | Router 2 |
31 // // +--| | [------------]
32 // // | [------------] |
33 // // +------------+ | | |
34 // // | Host 1 |--| | +------------+ |
35 // // [------------] |---| Router 3 |---|
36 // // [------------]
37 // //
38 // //
39 // // - Tracing of queues and packet receptions to file "loose-routing-ipv6.tr"
40 
41 #include <fstream>
42 #include "ns3/core-module.h"
43 #include "ns3/internet-module.h"
44 #include "ns3/csma-module.h"
45 #include "ns3/applications-module.h"
46 #include "ns3/ipv6-header.h"
47 using namespace ns3;
48 
49 NS_LOG_COMPONENT_DEFINE ("LooseRoutingIpv6Example");
50 
51 int main (int argc, char **argv)
52 {
53  bool verbose = false;
54 
55  CommandLine cmd;
56  cmd.AddValue ("verbose", "turn on log components", verbose);
57  cmd.Parse (argc, argv);
58 
59  if (verbose)
60  {
61  LogComponentEnable ("Ipv6ExtensionLooseRouting", LOG_LEVEL_ALL);
62  LogComponentEnable ("Ipv6Extension", LOG_LEVEL_ALL);
63  LogComponentEnable ("Ipv6L3Protocol", LOG_LEVEL_ALL);
64  LogComponentEnable ("Ipv6StaticRouting", LOG_LEVEL_ALL);
65  LogComponentEnable ("Ipv6Interface", LOG_LEVEL_ALL);
66  LogComponentEnable ("Ipv6Interface", LOG_LEVEL_ALL);
67  LogComponentEnable ("NdiscCache", LOG_LEVEL_ALL);
68  }
69 
70  NS_LOG_INFO ("Create nodes.");
71  Ptr<Node> h0 = CreateObject<Node> ();
72  Ptr<Node> h1 = CreateObject<Node> ();
73  Ptr<Node> r0 = CreateObject<Node> ();
74  Ptr<Node> r1 = CreateObject<Node> ();
75  Ptr<Node> r2 = CreateObject<Node> ();
76  Ptr<Node> r3 = CreateObject<Node> ();
77 
78  NodeContainer net1 (h0, r0);
79  NodeContainer net2 (h1, r0);
80  NodeContainer net3 (r0, r1);
81  NodeContainer net4 (r1, r2);
82  NodeContainer net5 (r2, r3);
83  NodeContainer net6 (r3, r0);
84  NodeContainer all;
85  all.Add (h0);
86  all.Add (h1);
87  all.Add (r0);
88  all.Add (r1);
89  all.Add (r2);
90  all.Add (r3);
91 
92  NS_LOG_INFO ("Create IPv6 Internet Stack");
93  InternetStackHelper internetv6;
94  internetv6.Install (all);
95 
96  NS_LOG_INFO ("Create channels.");
97  CsmaHelper csma;
98  csma.SetDeviceAttribute ("Mtu", UintegerValue (1500));
99  csma.SetChannelAttribute ("DataRate", DataRateValue (5000000));
100  csma.SetChannelAttribute ("Delay", TimeValue (MilliSeconds (2)));
101  NetDeviceContainer d1 = csma.Install (net1);
102  NetDeviceContainer d2 = csma.Install (net2);
103  NetDeviceContainer d3 = csma.Install (net3);
104  NetDeviceContainer d4 = csma.Install (net4);
105  NetDeviceContainer d5 = csma.Install (net5);
106  NetDeviceContainer d6 = csma.Install (net6);
107 
108  NS_LOG_INFO ("Create networks and assign IPv6 Addresses.");
109  Ipv6AddressHelper ipv6;
110 
111  ipv6.SetBase (Ipv6Address ("2001:1::"), Ipv6Prefix (64));
112  Ipv6InterfaceContainer i1 = ipv6.Assign (d1);
113  i1.SetForwarding (1, true);
114  i1.SetDefaultRouteInAllNodes (1);
115 
116  ipv6.SetBase (Ipv6Address ("2001:2::"), Ipv6Prefix (64));
117  Ipv6InterfaceContainer i2 = ipv6.Assign (d2);
118  i2.SetForwarding (1, true);
119  i2.SetDefaultRouteInAllNodes (1);
120 
121  ipv6.SetBase (Ipv6Address ("2001:3::"), Ipv6Prefix (64));
122  Ipv6InterfaceContainer i3 = ipv6.Assign (d3);
123  i3.SetForwarding (0, true);
124  i3.SetDefaultRouteInAllNodes (0);
125  i3.SetForwarding (1, true);
126  i3.SetDefaultRouteInAllNodes (1);
127 
128  ipv6.SetBase (Ipv6Address ("2001:4::"), Ipv6Prefix (64));
129  Ipv6InterfaceContainer i4 = ipv6.Assign (d4);
130  i4.SetForwarding (0, true);
131  i4.SetDefaultRouteInAllNodes (0);
132  i4.SetForwarding (1, true);
133  i4.SetDefaultRouteInAllNodes (1);
134 
135  ipv6.SetBase (Ipv6Address ("2001:5::"), Ipv6Prefix (64));
136  Ipv6InterfaceContainer i5 = ipv6.Assign (d5);
137  i5.SetForwarding (0, true);
138  i5.SetDefaultRouteInAllNodes (0);
139  i5.SetForwarding (1, true);
140  i5.SetDefaultRouteInAllNodes (1);
141 
142  ipv6.SetBase (Ipv6Address ("2001:6::"), Ipv6Prefix (64));
143  Ipv6InterfaceContainer i6 = ipv6.Assign (d6);
144  i6.SetForwarding (0, true);
145  i6.SetDefaultRouteInAllNodes (0);
146  i6.SetForwarding (1, true);
147  i6.SetDefaultRouteInAllNodes (1);
148 
149  NS_LOG_INFO ("Create Applications.");
150 
154  uint32_t packetSize = 1024;
155  uint32_t maxPacketCount = 1;
156  Time interPacketInterval = Seconds (1.0);
157 
158  std::vector<Ipv6Address> routersAddress;
159  routersAddress.push_back (i3.GetAddress (1, 1));
160  routersAddress.push_back (i4.GetAddress (1, 1));
161  routersAddress.push_back (i5.GetAddress (1, 1));
162  routersAddress.push_back (i6.GetAddress (1, 1));
163  routersAddress.push_back (i2.GetAddress (0, 1));
164 
165  Ping6Helper client;
166  /* remote address is first routers in RH0 => source routing */
167  client.SetRemote (i1.GetAddress (1, 1));
168  client.SetAttribute ("MaxPackets", UintegerValue (maxPacketCount));
169  client.SetAttribute ("Interval", TimeValue (interPacketInterval));
170  client.SetAttribute ("PacketSize", UintegerValue (packetSize));
171  client.SetRoutersAddress (routersAddress);
172  ApplicationContainer apps = client.Install (h0);
173  apps.Start (Seconds (1.0));
174  apps.Stop (Seconds (10.0));
175 
176  AsciiTraceHelper ascii;
177  csma.EnableAsciiAll (ascii.CreateFileStream ("loose-routing-ipv6.tr"));
178  csma.EnablePcapAll ("loose-routing-ipv6", true);
179 
180  NS_LOG_INFO ("Run Simulation.");
181  Simulator::Run ();
182  Simulator::Destroy ();
183  NS_LOG_INFO ("Done.");
184 }
185