A Discrete-Event Network Simulator
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hwmp-reactive-regression.cc
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1/*
2 * Copyright (c) 2009 IITP RAS
3 *
4 * SPDX-License-Identifier: GPL-2.0-only
5 *
6 * Authors: Kirill Andreev <andreev@iitp.ru>
7 */
8
10
11#include "ns3/abort.h"
12#include "ns3/double.h"
13#include "ns3/internet-stack-helper.h"
14#include "ns3/ipv4-address-helper.h"
15#include "ns3/mesh-helper.h"
16#include "ns3/mobility-helper.h"
17#include "ns3/mobility-model.h"
18#include "ns3/pcap-test.h"
19#include "ns3/random-variable-stream.h"
20#include "ns3/rng-seed-manager.h"
21#include "ns3/simulator.h"
22#include "ns3/string.h"
23#include "ns3/uinteger.h"
24#include "ns3/yans-wifi-helper.h"
25
26#include <sstream>
27
28/// Unique PCAP file name prefix
29const char* const PREFIX = "hwmp-reactive-regression-test";
30
32 : TestCase("HWMP on-demand regression test"),
33 m_nodes(nullptr),
34 m_time(Seconds(10)),
35 m_sentPktsCounter(0)
36{
37}
38
43
44void
60
61void
63{
65 m_nodes->Create(6);
66 MobilityHelper mobility;
68 positionAlloc->Add(Vector(0, 0, 0));
69 positionAlloc->Add(Vector(0, 120, 0));
70 positionAlloc->Add(Vector(0, 240, 0));
71 positionAlloc->Add(Vector(0, 360, 0));
72 positionAlloc->Add(Vector(0, 480, 0));
73 positionAlloc->Add(Vector(0, 600, 0));
74 mobility.SetPositionAllocator(positionAlloc);
75 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
76 mobility.Install(*m_nodes);
78}
79
80void
103
104void
106{
107 int64_t streamsUsed = 0;
108 // 1. setup WiFi
109 YansWifiPhyHelper wifiPhy;
110 // This test suite output was originally based on YansErrorRateModel
111 wifiPhy.SetErrorRateModel("ns3::YansErrorRateModel");
113 Ptr<YansWifiChannel> chan = wifiChannel.Create();
114 wifiPhy.SetChannel(chan);
115 // This test was written prior to the preamble detection model
117
118 // 2. setup mesh
120 mesh.SetStackInstaller("ns3::Dot11sStack");
121 mesh.SetMacType("RandomStart", TimeValue(Seconds(0.1)));
122 mesh.SetNumberOfInterfaces(1);
123 NetDeviceContainer meshDevices = mesh.Install(wifiPhy, *m_nodes);
124 // Six devices, 10 streams per device
125 streamsUsed += mesh.AssignStreams(meshDevices, streamsUsed);
126 NS_TEST_EXPECT_MSG_EQ(streamsUsed, (meshDevices.GetN() * 10), "Stream assignment mismatch");
127 streamsUsed += wifiChannel.AssignStreams(chan, streamsUsed);
128 NS_TEST_EXPECT_MSG_EQ(streamsUsed, (meshDevices.GetN() * 10), "Stream assignment mismatch");
129
130 // 3. setup TCP/IP
131 InternetStackHelper internetStack;
132 internetStack.Install(*m_nodes);
133 streamsUsed += internetStack.AssignStreams(*m_nodes, streamsUsed);
134 Ipv4AddressHelper address;
135 address.SetBase("10.1.1.0", "255.255.255.0");
136 m_interfaces = address.Assign(meshDevices);
137 // 4. write PCAP if needed
139}
140
141void
143{
144 for (int i = 0; i < 6; ++i)
145 {
146 NS_PCAP_TEST_EXPECT_EQ(PREFIX << "-" << i << "-1.pcap");
147 }
148}
149
150void
152{
153 Ptr<Object> object = m_nodes->Get(3);
154 Ptr<MobilityModel> model = object->GetObject<MobilityModel>();
155 if (!model)
156 {
157 return;
158 }
159 model->SetPosition(Vector(9000, 0, 0));
160}
161
162void
164{
165 if ((Simulator::Now() < m_time) && (m_sentPktsCounter < 300))
166 {
167 socket->Send(Create<Packet>(20));
169 Simulator::ScheduleWithContext(socket->GetNode()->GetId(),
170 Seconds(0.5),
172 this,
173 socket);
174 }
175}
176
177void
179{
180 Ptr<Packet> packet;
181 Address from;
182 while ((packet = socket->RecvFrom(from)))
183 {
184 packet->RemoveAllPacketTags();
185 packet->RemoveAllByteTags();
186
187 socket->SendTo(packet, 0, from);
188 }
189}
190
191void
193{
194 Ptr<Packet> packet;
195 Address from;
196 while ((packet = socket->RecvFrom(from)))
197 {
198 }
199}
void ResetPosition()
Reset position function.
void SendData(Ptr< Socket > socket)
Send data.
void CreateDevices()
Create devices function.
Ipv4InterfaceContainer m_interfaces
interfaces
void CreateNodes()
Create nodes function.
void CheckResults()
Check results function.
Ptr< Socket > m_clientSocket
Client-side socket.
void HandleReadServer(Ptr< Socket > socket)
Handle a packet reception.
uint32_t m_sentPktsCounter
sent packets counter
void HandleReadClient(Ptr< Socket > socket)
Handle a packet reception.
void DoRun() override
Implementation to actually run this TestCase.
Ptr< Socket > m_serverSocket
Server-side socket.
void InstallApplications()
Install application function.
a polymophic address class
Definition address.h:90
an Inet address class
aggregate IP/TCP/UDP functionality to existing Nodes.
void Install(std::string nodeName) const
Aggregate implementations of the ns3::Ipv4, ns3::Ipv6, ns3::Udp, and ns3::Tcp classes onto the provid...
int64_t AssignStreams(NodeContainer c, int64_t stream)
Assign a fixed random variable stream number to the random variables used by this model.
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
static Ipv4Address GetAny()
Ipv4Address GetAddress(uint32_t i, uint32_t j=0) const
Helper to create IEEE 802.11s mesh networks.
Definition mesh-helper.h:33
void SetStackInstaller(std::string type, Ts &&... args)
Set the MeshStack type to use.
int64_t AssignStreams(NetDeviceContainer c, int64_t stream)
Assign a fixed random variable stream number to the random variables used by this model.
static MeshHelper Default()
Set the helper to the default values for the MAC type, remote station manager and channel policy.
void SetMacType(Ts &&... args)
Set the Mac Attributes.
NetDeviceContainer Install(const WifiPhyHelper &phyHelper, NodeContainer c) const
Install 802.11s mesh device & protocols on given node list.
void SetNumberOfInterfaces(uint32_t nInterfaces)
Set a number of interfaces in a mesh network.
Helper class used to assign positions and mobility models to nodes.
Keep track of the current position and velocity of an object.
holds a vector of ns3::NetDevice pointers
uint32_t GetN() const
Get the number of Ptr<NetDevice> stored in this container.
keep track of a set of node pointers.
void Create(uint32_t n)
Create n nodes and append pointers to them to the end of this NodeContainer.
Ptr< Node > Get(uint32_t i) const
Get the Ptr<Node> stored in this container at a given index.
uint32_t GetId() const
Definition node.cc:106
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 ...
Smart pointer class similar to boost::intrusive_ptr.
static void SetRun(uint64_t run)
Set the run number of simulation.
static void SetSeed(uint32_t seed)
Set the seed.
static EventId Schedule(const Time &delay, FUNC f, Ts &&... args)
Schedule an event to expire after delay.
Definition simulator.h:560
static void Destroy()
Execute the events scheduled with ScheduleDestroy().
Definition simulator.cc:131
static void ScheduleWithContext(uint32_t context, const Time &delay, FUNC f, Ts &&... args)
Schedule an event with the given context.
Definition simulator.h:577
static Time Now()
Return the current simulation virtual time.
Definition simulator.cc:197
static void Run()
Run the simulation.
Definition simulator.cc:167
static void Stop()
Tell the Simulator the calling event should be the last one executed.
Definition simulator.cc:175
virtual int Connect(const Address &address)=0
Initiate a connection to a remote host.
void SetRecvCallback(Callback< void, Ptr< Socket > > receivedData)
Notify application when new data is available to be read.
Definition socket.cc:117
static Ptr< Socket > CreateSocket(Ptr< Node > node, TypeId tid)
This method wraps the creation of sockets that is performed on a given node by a SocketFactory specif...
Definition socket.cc:61
virtual int Bind(const Address &address)=0
Allocate a local endpoint for this socket.
virtual Ptr< Node > GetNode() const =0
Return the node this socket is associated with.
encapsulates test code
Definition test.h:1050
std::string CreateTempDirFilename(std::string filename)
Construct the full path to a file in a temporary directory.
Definition test.cc:432
static TypeId LookupByName(std::string name)
Get a TypeId by name.
Definition type-id.cc:872
void DisablePreambleDetectionModel()
Disable the preamble detection model on all links.
void SetErrorRateModel(std::string type, Args &&... args)
Helper function used to set the error rate model.
manage and create wifi channel objects for the YANS model.
int64_t AssignStreams(Ptr< YansWifiChannel > c, int64_t stream)
Assign a fixed random variable stream number to the random variables used by the channel.
static YansWifiChannelHelper Default()
Create a channel helper in a default working state.
Ptr< YansWifiChannel > Create() const
Make it easy to create and manage PHY objects for the YANS model.
void SetChannel(Ptr< YansWifiChannel > channel)
Ptr< T > CreateObject(Args &&... args)
Create an object by type, with varying number of constructor parameters.
Definition object.h:619
Ptr< T > Create(Ts &&... args)
Create class instances by constructors with varying numbers of arguments and return them by Ptr.
Definition ptr.h:436
#define NS_TEST_EXPECT_MSG_EQ(actual, limit, msg)
Test that an actual and expected (limit) value are equal and report if not.
Definition test.h:241
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition nstime.h:1308
const char *const PREFIX
Unique PCAP file name prefix.
const char *const PREFIX
Unique PCAP file name prefix.
Callback< R, Args... > MakeCallback(R(T::*memPtr)(Args...), OBJ objPtr)
Build Callbacks for class method members which take varying numbers of arguments and potentially retu...
Definition callback.h:684
#define NS_PCAP_TEST_EXPECT_EQ(filename)
Test that a pair of reference/new pcap files are equal.
Definition pcap-test.h:28