A Discrete-Event Network Simulator
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hwmp-target-flags-regression.cc
Go to the documentation of this file.
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/udp-echo-helper.h"
24#include "ns3/uinteger.h"
25#include "ns3/yans-wifi-helper.h"
26
27#include <sstream>
28
29using namespace ns3;
30
31/// Unique PCAP file name prefix
32const char* const PREFIX = "hwmp-target-flags-regression-test";
33
35 : TestCase("HWMP target flags regression test"),
36 m_nodes(nullptr),
37 m_time(Seconds(5)),
38 m_sentPktsCounterA(0),
39 m_sentPktsCounterB(0),
40 m_sentPktsCounterC(0)
41{
42}
43
48
49void
66
67void
69{
71 m_nodes->Create(4);
72 MobilityHelper mobility;
73 mobility.SetPositionAllocator("ns3::GridPositionAllocator",
74 "MinX",
75 DoubleValue(0.0),
76 "MinY",
77 DoubleValue(0.0),
78 "DeltaX",
79 DoubleValue(100),
80 "DeltaY",
81 DoubleValue(0),
82 "GridWidth",
84 "LayoutType",
85 StringValue("RowFirst"));
86 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
87 mobility.Install(*m_nodes);
88}
89
90void
92{
93 // server socket A
95 Socket::CreateSocket(m_nodes->Get(0), TypeId::LookupByName("ns3::UdpSocketFactory"));
98
99 // server socket B
101 Socket::CreateSocket(m_nodes->Get(3), TypeId::LookupByName("ns3::UdpSocketFactory"));
104
105 // client socket A
107 Socket::CreateSocket(m_nodes->Get(1), TypeId::LookupByName("ns3::UdpSocketFactory"));
112 Seconds(2.2),
114 this,
116
117 // client socket B
119 Socket::CreateSocket(m_nodes->Get(2), TypeId::LookupByName("ns3::UdpSocketFactory"));
124 Seconds(2.0),
126 this,
128
129 // client socket C
131 Socket::CreateSocket(m_nodes->Get(0), TypeId::LookupByName("ns3::UdpSocketFactory"));
136 Seconds(2.4),
138 this,
140}
141
142void
144{
145 int64_t streamsUsed = 0;
146 // 1. setup WiFi
147 YansWifiPhyHelper wifiPhy;
148 // This test suite output was originally based on YansErrorRateModel
149 wifiPhy.SetErrorRateModel("ns3::YansErrorRateModel");
151 Ptr<YansWifiChannel> chan = wifiChannel.Create();
152 wifiPhy.SetChannel(chan);
153 // This scenario setup predates the preamble detection model
155
156 // 2. setup mesh
158 mesh.SetStackInstaller("ns3::Dot11sStack");
159 mesh.SetMacType("RandomStart", TimeValue(Seconds(0.1)));
160 mesh.SetNumberOfInterfaces(1);
161 NetDeviceContainer meshDevices = mesh.Install(wifiPhy, *m_nodes);
162 // Four devices, ten streams per mac
163 streamsUsed += mesh.AssignStreams(meshDevices, streamsUsed);
164 NS_TEST_ASSERT_MSG_EQ(streamsUsed, (meshDevices.GetN() * 10), "Stream assignment mismatch");
165 streamsUsed += wifiChannel.AssignStreams(chan, streamsUsed);
166 NS_TEST_ASSERT_MSG_EQ(streamsUsed, (meshDevices.GetN() * 10), "Stream assignment mismatch");
167
168 // 3. setup TCP/IP
169 InternetStackHelper internetStack;
170 internetStack.Install(*m_nodes);
171 streamsUsed += internetStack.AssignStreams(*m_nodes, streamsUsed);
172 Ipv4AddressHelper address;
173 address.SetBase("10.1.1.0", "255.255.255.0");
174 m_interfaces = address.Assign(meshDevices);
175 // 4. write PCAP if needed
177}
178
179void
181{
182 for (int i = 0; i < 4; ++i)
183 {
184 NS_PCAP_TEST_EXPECT_EQ(PREFIX << "-" << i << "-1.pcap");
185 }
186}
187
188void
190{
191 if ((Simulator::Now() < m_time) && (m_sentPktsCounterA < 300))
192 {
193 socket->Send(Create<Packet>(100));
195 Simulator::ScheduleWithContext(socket->GetNode()->GetId(),
196 Seconds(1.0),
198 this,
199 socket);
200 }
201}
202
203void
205{
206 if ((Simulator::Now() < m_time) && (m_sentPktsCounterA < 300))
207 {
208 socket->Send(Create<Packet>(100));
210 Simulator::ScheduleWithContext(socket->GetNode()->GetId(),
211 Seconds(1.0),
213 this,
214 socket);
215 }
216}
217
218void
220{
221 if ((Simulator::Now() < m_time) && (m_sentPktsCounterA < 300))
222 {
223 socket->Send(Create<Packet>(100));
225 Simulator::ScheduleWithContext(socket->GetNode()->GetId(),
226 Seconds(1.0),
228 this,
229 socket);
230 }
231}
232
233void
235{
236 Ptr<Packet> packet;
237 Address from;
238 while ((packet = socket->RecvFrom(from)))
239 {
240 packet->RemoveAllPacketTags();
241 packet->RemoveAllByteTags();
242
243 socket->SendTo(packet, 0, from);
244 }
245}
246
247void
249{
250 Ptr<Packet> packet;
251 Address from;
252 while ((packet = socket->RecvFrom(from)))
253 {
254 }
255}
void SendDataA(Ptr< Socket > socket)
Send data A.
void HandleReadClient(Ptr< Socket > socket)
Handle a packet reception.
void DoRun() override
Implementation to actually run this TestCase.
Ptr< Socket > m_serverSocketA
Server-side socket.
void CreateDevices()
Create devices function.
void SendDataC(Ptr< Socket > socket)
Send data C.
uint32_t m_sentPktsCounterA
sent packets counter A
void CheckResults()
Check results function.
Ptr< Socket > m_serverSocketB
Server-side socket.
void SendDataB(Ptr< Socket > socket)
Send data B.
uint32_t m_sentPktsCounterC
sent packets counter C
Ptr< Socket > m_clientSocketA
Client-side socket.
void HandleReadServer(Ptr< Socket > socket)
Handle a packet reception.
void InstallApplications()
Install application function.
Ipv4InterfaceContainer m_interfaces
interfaces
void CreateNodes()
Create nodes function.
uint32_t m_sentPktsCounterB
sent packets counter B
Ptr< Socket > m_clientSocketB
Client-side socket.
a polymophic address class
Definition address.h:90
This class can be used to hold variables of floating point type such as 'double' or 'float'.
Definition double.h:31
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.
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 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.
Hold variables of type string.
Definition string.h:45
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
AttributeValue implementation for Time.
Definition nstime.h:1395
static TypeId LookupByName(std::string name)
Get a TypeId by name.
Definition type-id.cc:872
Hold an unsigned integer type.
Definition uinteger.h:34
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 > 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_ASSERT_MSG_EQ(actual, limit, msg)
Test that an actual and expected (limit) value are equal and report and abort if not.
Definition test.h:134
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.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
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