A Discrete-Event Network Simulator
API
icmpv6-redirect.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 // STA2
24 // |
25 // |
26 // R1 R2
27 // | |
28 // | |
29 // ------------
30 // |
31 // |
32 // STA 1
33 //
34 // - Initial configuration :
35 // - STA1 default route : R1
36 // - R1 static route to STA2 : R2
37 // - STA2 default route : R2
38 // - STA1 send Echo Request to STA2 using its default route to R1
39 // - R1 receive Echo Request from STA1, and forward it to R2
40 // - R1 send an ICMPv6 Redirection to STA1 with Target STA2 and Destination R2
41 // - Next Echo Request from STA1 to STA2 are directly sent to R2
42 
43 #include <fstream>
44 #include "ns3/core-module.h"
45 #include "ns3/internet-module.h"
46 #include "ns3/csma-module.h"
47 #include "ns3/internet-apps-module.h"
48 #include "ns3/ipv6-static-routing-helper.h"
49 
50 #include "ns3/ipv6-routing-table-entry.h"
51 
52 using namespace ns3;
53 
54 NS_LOG_COMPONENT_DEFINE ("Icmpv6RedirectExample");
55 
56 int main (int argc, char **argv)
57 {
58  bool verbose = false;
59 
60  CommandLine cmd (__FILE__);
61  cmd.AddValue ("verbose", "turn on log components", verbose);
62  cmd.Parse (argc, argv);
63 
64  if (verbose)
65  {
66  LogComponentEnable ("Icmpv6RedirectExample", LOG_LEVEL_INFO);
67  LogComponentEnable ("Icmpv6L4Protocol", LOG_LEVEL_INFO);
68  LogComponentEnable ("Ipv6L3Protocol", LOG_LEVEL_ALL);
69  LogComponentEnable ("Ipv6StaticRouting", LOG_LEVEL_ALL);
70  LogComponentEnable ("Ipv6Interface", LOG_LEVEL_ALL);
71  LogComponentEnable ("Icmpv6L4Protocol", LOG_LEVEL_ALL);
72  LogComponentEnable ("NdiscCache", LOG_LEVEL_ALL);
73  }
74 
75  NS_LOG_INFO ("Create nodes.");
76  Ptr<Node> sta1 = CreateObject<Node> ();
77  Ptr<Node> r1 = CreateObject<Node> ();
78  Ptr<Node> r2 = CreateObject<Node> ();
79  Ptr<Node> sta2 = CreateObject<Node> ();
80  NodeContainer net1 (sta1, r1, r2);
81  NodeContainer net2 (r2, sta2);
82  NodeContainer all (sta1, r1, r2, sta2);
83 
84  InternetStackHelper internetv6;
85  internetv6.Install (all);
86 
87  NS_LOG_INFO ("Create channels.");
88  CsmaHelper csma;
89  csma.SetChannelAttribute ("DataRate", DataRateValue (5000000));
90  csma.SetChannelAttribute ("Delay", TimeValue (MilliSeconds (2)));
91  NetDeviceContainer ndc1 = csma.Install (net1);
92  NetDeviceContainer ndc2 = csma.Install (net2);
93 
94  NS_LOG_INFO ("Assign IPv6 Addresses.");
95  Ipv6AddressHelper ipv6;
96 
97  ipv6.SetBase (Ipv6Address ("2001:1::"), Ipv6Prefix (64));
98  Ipv6InterfaceContainer iic1 = ipv6.Assign (ndc1);
99  iic1.SetForwarding (2, true);
100  iic1.SetForwarding (1, true);
101  iic1.SetDefaultRouteInAllNodes (1);
102 
103  ipv6.SetBase (Ipv6Address ("2001:2::"), Ipv6Prefix (64));
104  Ipv6InterfaceContainer iic2 = ipv6.Assign (ndc2);
105  iic2.SetForwarding (0, true);
106  iic2.SetDefaultRouteInAllNodes (0);
107 
108  Ipv6StaticRoutingHelper routingHelper;
109 
110  // manually inject a static route to the second router.
111  Ptr<Ipv6StaticRouting> routing = routingHelper.GetStaticRouting (r1->GetObject<Ipv6> ());
112  routing->AddHostRouteTo (iic2.GetAddress (1, 1), iic1.GetAddress (2, 0), iic1.GetInterfaceIndex (1));
113 
114  Ptr<OutputStreamWrapper> routingStream = Create<OutputStreamWrapper> (&std::cout);
115  routingHelper.PrintRoutingTableAt (Seconds (0.0), r1, routingStream);
116  routingHelper.PrintRoutingTableAt (Seconds (3.0), sta1, routingStream);
117 
118  NS_LOG_INFO ("Create Applications.");
119  uint32_t packetSize = 1024;
120  uint32_t maxPacketCount = 5;
121  Time interPacketInterval = Seconds (1.);
122  Ping6Helper ping6;
123 
124  ping6.SetLocal (iic1.GetAddress (0, 1));
125  ping6.SetRemote (iic2.GetAddress (1, 1));
126  ping6.SetAttribute ("MaxPackets", UintegerValue (maxPacketCount));
127  ping6.SetAttribute ("Interval", TimeValue (interPacketInterval));
128  ping6.SetAttribute ("PacketSize", UintegerValue (packetSize));
129  ApplicationContainer apps = ping6.Install (sta1);
130  apps.Start (Seconds (2.0));
131  apps.Stop (Seconds (10.0));
132 
133  AsciiTraceHelper ascii;
134  csma.EnableAsciiAll (ascii.CreateFileStream ("icmpv6-redirect.tr"));
135  csma.EnablePcapAll ("icmpv6-redirect", true);
136 
137  /* Now, do the actual simulation. */
138  NS_LOG_INFO ("Run Simulation.");
139  Simulator::Run ();
140  Simulator::Destroy ();
141  NS_LOG_INFO ("Done.");
142 }
143 
ns3::NetDeviceContainer
holds a vector of ns3::NetDevice pointers
Definition: net-device-container.h:42
NS_LOG_COMPONENT_DEFINE
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:205
ns3::DataRateValue
AttributeValue implementation for DataRate.
Definition: data-rate.h:298
ns3::CommandLine
Parse command-line arguments.
Definition: command-line.h:228
ns3::LOG_LEVEL_INFO
@ LOG_LEVEL_INFO
LOG_INFO and above.
Definition: log.h:107
ns3::Ipv6RoutingHelper::PrintRoutingTableAt
static void PrintRoutingTableAt(Time printTime, Ptr< Node > node, Ptr< OutputStreamWrapper > stream, Time::Unit unit=Time::S)
prints the routing tables of a node at a particular time.
Definition: ipv6-routing-helper.cc:59
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
ns3::ApplicationContainer::Stop
void Stop(Time stop)
Arrange for all of the Applications in this container to Stop() at the Time given as a parameter.
Definition: application-container.cc:107
ns3::Ipv6InterfaceContainer::SetForwarding
void SetForwarding(uint32_t i, bool state)
Set the state of the stack (act as a router or as an host) for the specified index.
Definition: ipv6-interface-container.cc:83
ns3::Object::GetObject
Ptr< T > GetObject(void) const
Get a pointer to the requested aggregated Object.
Definition: object.h:470
ns3::Ping6Helper::SetLocal
void SetLocal(Ipv6Address ip)
Set the local IPv6 address.
Definition: ping6-helper.cc:35
ns3::LOG_LEVEL_ALL
@ LOG_LEVEL_ALL
Print everything.
Definition: log.h:116
ns3::LogComponentEnable
void LogComponentEnable(char const *name, enum LogLevel level)
Enable the logging output associated with that log component.
Definition: log.cc:361
ns3::Ipv6Address
Describes an IPv6 address.
Definition: ipv6-address.h:50
ns3::Ipv6AddressHelper::SetBase
void SetBase(Ipv6Address network, Ipv6Prefix prefix, Ipv6Address base=Ipv6Address("::1"))
Set the base network number, network prefix, and base interface ID.
Definition: ipv6-address-helper.cc:69
ns3::Ipv6InterfaceContainer::SetDefaultRouteInAllNodes
void SetDefaultRouteInAllNodes(uint32_t router)
Set the default route for all the devices (except the router itself).
Definition: ipv6-interface-container.cc:89
ns3::Ipv6AddressHelper
Helper class to auto-assign global IPv6 unicast addresses.
Definition: ipv6-address-helper.h:83
ns3::Ping6Helper::Install
ApplicationContainer Install(NodeContainer c)
Install the application in Nodes.
Definition: ping6-helper.cc:50
ns3::CsmaHelper
build a set of CsmaNetDevice objects
Definition: csma-helper.h:47
ns3::Ipv6AddressHelper::Assign
Ipv6InterfaceContainer Assign(const NetDeviceContainer &c)
Allocate an Ipv6InterfaceContainer with auto-assigned addresses.
Definition: ipv6-address-helper.cc:210
ns3::Ptr< Node >
ns3::Ping6Helper::SetRemote
void SetRemote(Ipv6Address ip)
Set the remote IPv6 address.
Definition: ping6-helper.cc:40
ns3::InternetStackHelper::Install
void Install(std::string nodeName) const
Aggregate implementations of the ns3::Ipv4, ns3::Ipv6, ns3::Udp, and ns3::Tcp classes onto the provid...
Definition: internet-stack-helper.cc:366
NS_LOG_INFO
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Definition: log.h:281
ns3::AsciiTraceHelper::CreateFileStream
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.
Definition: trace-helper.cc:191
ns3::MilliSeconds
Time MilliSeconds(uint64_t value)
Construct a Time in the indicated unit.
Definition: nstime.h:1297
ns3::Ipv6InterfaceContainer::GetAddress
Ipv6Address GetAddress(uint32_t i, uint32_t j) const
Get the address for the specified index.
Definition: ipv6-interface-container.cc:57
ns3::Ipv6InterfaceContainer
Keep track of a set of IPv6 interfaces.
Definition: ipv6-interface-container.h:42
ns3::Ping6Helper
Ping6 application helper.
Definition: ping6-helper.h:39
verbose
bool verbose
Definition: openflow-switch.cc:50
ns3::Time
Simulation virtual time values and global simulation resolution.
Definition: nstime.h:104
ns3::Ipv6StaticRoutingHelper
Helper class that adds ns3::Ipv6StaticRouting objects.
Definition: ipv6-static-routing-helper.h:44
second.cmd
cmd
Definition: second.py:35
ns3::Simulator::Run
static void Run(void)
Run the simulation.
Definition: simulator.cc:172
ns3::Ipv6StaticRouting::AddHostRouteTo
void AddHostRouteTo(Ipv6Address dest, Ipv6Address nextHop, uint32_t interface, Ipv6Address prefixToUse=Ipv6Address("::"), uint32_t metric=0)
Add route to host.
Definition: ipv6-static-routing.cc:139
ns3::AsciiTraceHelper
Manage ASCII trace files for device models.
Definition: trace-helper.h:163
packetSize
static const uint32_t packetSize
Definition: wifi-power-adaptation-distance.cc:113
ns3::ApplicationContainer::Start
void Start(Time start)
Arrange for all of the Applications in this container to Start() at the Time given as a parameter.
Definition: application-container.cc:87
ns3::Seconds
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1289
ns3::Ping6Helper::SetAttribute
void SetAttribute(std::string name, const AttributeValue &value)
Set some attributes.
Definition: ping6-helper.cc:45
ns3::Simulator::Destroy
static void Destroy(void)
Execute the events scheduled with ScheduleDestroy().
Definition: simulator.cc:136
ns3::ApplicationContainer
holds a vector of ns3::Application pointers.
Definition: application-container.h:43
ns3::TimeValue
AttributeValue implementation for Time.
Definition: nstime.h:1353
ns3::NodeContainer
keep track of a set of node pointers.
Definition: node-container.h:39
ns3::Ipv6
Access to the IPv6 forwarding table, interfaces, and configuration.
Definition: ipv6.h:82
ns3::UintegerValue
Hold an unsigned integer type.
Definition: uinteger.h:44
ns3::Ipv6InterfaceContainer::GetInterfaceIndex
uint32_t GetInterfaceIndex(uint32_t i) const
Get the interface index for the specified node index.
Definition: ipv6-interface-container.cc:52
ns3::Ipv6Prefix
Describes an IPv6 prefix.
Definition: ipv6-address.h:456
ns3::InternetStackHelper
aggregate IP/TCP/UDP functionality to existing Nodes.
Definition: internet-stack-helper.h:88
ns3::Ipv6StaticRoutingHelper::GetStaticRouting
Ptr< Ipv6StaticRouting > GetStaticRouting(Ptr< Ipv6 > ipv6) const
Get Ipv6StaticRouting pointer from IPv6 stack.
Definition: ipv6-static-routing-helper.cc:59
second.csma
csma
Definition: second.py:63