A Discrete-Event Network Simulator
API
hwmp-simplest-regression.cc
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1/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2009 IITP RAS
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 * Authors: Kirill Andreev <andreev@iitp.ru>
19 */
20
21#include "ns3/mesh-helper.h"
22#include "ns3/simulator.h"
23#include "ns3/random-variable-stream.h"
24#include "ns3/rng-seed-manager.h"
25#include "ns3/mobility-helper.h"
26#include "ns3/double.h"
27#include "ns3/uinteger.h"
28#include "ns3/string.h"
29#include "ns3/yans-wifi-helper.h"
30#include "ns3/internet-stack-helper.h"
31#include "ns3/ipv4-address-helper.h"
32#include "ns3/abort.h"
33#include "ns3/mobility-model.h"
34#include "ns3/pcap-test.h"
35#include <sstream>
37
38using namespace ns3;
39
41const char * const PREFIX = "hwmp-simplest-regression-test";
42
43
45 m_nodes (0),
46 m_time (Seconds (15)),
47 m_sentPktsCounter (0)
48{
49}
50
52{
53 delete m_nodes;
54}
55void
57{
58 RngSeedManager::SetSeed (1);
59 RngSeedManager::SetRun (1);
60 CreateNodes ();
63
64 Simulator::Stop (m_time);
66 Simulator::Destroy ();
67
68 CheckResults ();
69
70 delete m_nodes, m_nodes = 0;
71}
72void
74{
76 m_nodes->Create (2);
78 mobility.SetPositionAllocator ("ns3::GridPositionAllocator",
79 "MinX", DoubleValue (0.0),
80 "MinY", DoubleValue (0.0),
81 "DeltaX", DoubleValue (1 /*meter*/),
82 "DeltaY", DoubleValue (0),
83 "GridWidth", UintegerValue (2),
84 "LayoutType", StringValue ("RowFirst"));
85 mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
86 mobility.Install (*m_nodes);
87 Simulator::Schedule (Seconds (10.0), &HwmpSimplestRegressionTest::ResetPosition, this);
88}
89void
91{
92 Ptr<Object> object = m_nodes->Get (1);
93 Ptr<MobilityModel> model = object->GetObject<MobilityModel> ();
94 if (!model)
95 {
96 return;
97 }
98 model->SetPosition (Vector (9000, 0, 0));
99}
100void
102{
103 // client socket
104 m_clientSocket = Socket::CreateSocket (m_nodes->Get (1), TypeId::LookupByName ("ns3::UdpSocketFactory"));
108 Simulator::ScheduleWithContext (m_clientSocket->GetNode ()->GetId (), Seconds (2.0),
110
111 // server socket
112 m_serverSocket = Socket::CreateSocket (m_nodes->Get (0), TypeId::LookupByName ("ns3::UdpSocketFactory"));
113 m_serverSocket->Bind (InetSocketAddress (Ipv4Address::GetAny (), 9));
115}
116void
118{
119 int64_t streamsUsed = 0;
120 // 1. setup WiFi
121 YansWifiPhyHelper wifiPhy;
122 YansWifiChannelHelper wifiChannel = YansWifiChannelHelper::Default ();
123 Ptr<YansWifiChannel> chan = wifiChannel.Create ();
124 wifiPhy.SetChannel (chan);
125
126 // 2. setup mesh
127 MeshHelper mesh = MeshHelper::Default ();
128 mesh.SetStackInstaller ("ns3::Dot11sStack");
129 mesh.SetMacType ("RandomStart", TimeValue (Seconds (0.1)));
130 mesh.SetNumberOfInterfaces (1);
131 NetDeviceContainer meshDevices = mesh.Install (wifiPhy, *m_nodes);
132 // Two devices, ten streams per mesh device
133 streamsUsed += mesh.AssignStreams (meshDevices, streamsUsed);
134 NS_TEST_ASSERT_MSG_EQ (streamsUsed, (meshDevices.GetN () * 10), "Stream assignment mismatch");
135 streamsUsed += wifiChannel.AssignStreams (chan, streamsUsed);
136 NS_TEST_ASSERT_MSG_EQ (streamsUsed, (meshDevices.GetN () * 10), "Stream assignment mismatch");
137
138 // 3. setup TCP/IP
139 InternetStackHelper internetStack;
140 internetStack.Install (*m_nodes);
141 streamsUsed += internetStack.AssignStreams (*m_nodes, streamsUsed);
143 address.SetBase ("10.1.1.0", "255.255.255.0");
144 m_interfaces = address.Assign (meshDevices);
145 // 4. write PCAP if needed
147}
148
149void
151{
152 for (int i = 0; i < 2; ++i)
153 {
154 NS_PCAP_TEST_EXPECT_EQ (PREFIX << "-" << i << "-1.pcap");
155 }
156}
157
158void
160{
161 if ((Simulator::Now () < m_time) && (m_sentPktsCounter < 300))
162 {
163 socket->Send (Create<Packet> (100));
165 Simulator::ScheduleWithContext (socket->GetNode ()->GetId (), Seconds (0.05),
167 }
168}
169
170void
172{
173 Ptr<Packet> packet;
174 Address from;
175 while ((packet = socket->RecvFrom (from)))
176 {
177 packet->RemoveAllPacketTags ();
178 packet->RemoveAllByteTags ();
179
180 socket->SendTo (packet, 0, from);
181 }
182}
183
184void
186{
187 Ptr<Packet> packet;
188 Address from;
189 while ((packet = socket->RecvFrom (from)))
190 {
191 }
192}
void Run(ObjectFactory &factory, uint32_t pop, uint32_t total, uint32_t runs, Ptr< RandomVariableStream > eventStream, bool calRev)
Perform the runs for a single scheduler type.
void HandleReadClient(Ptr< Socket > socket)
Handle a packet reception.
Ipv4InterfaceContainer m_interfaces
interfaces
void CheckResults()
Check results function.
void HandleReadServer(Ptr< Socket > socket)
Handle a packet reception.
virtual void DoRun()
Implementation to actually run this TestCase.
void CreateDevices()
Create devices function.
Ptr< Socket > m_serverSocket
Server-side socket.
void CreateNodes()
Create nodes function.
void InstallApplications()
Install application function.
void SendData(Ptr< Socket > socket)
Send data.
uint32_t m_sentPktsCounter
sent packets counter
Ptr< Socket > m_clientSocket
Client-side socket.
a polymophic address class
Definition: address.h:91
This class can be used to hold variables of floating point type such as 'double' or 'float'.
Definition: double.h:41
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.
Ipv4Address GetAddress(uint32_t i, uint32_t j=0) const
Helper to create IEEE 802.11s mesh networks.
Definition: mesh-helper.h:44
void SetStackInstaller(std::string type, Ts &&... args)
Set the MeshStack type to use.
Definition: mesh-helper.h:207
int64_t AssignStreams(NetDeviceContainer c, int64_t stream)
Assign a fixed random variable stream number to the random variables used by this model.
Definition: mesh-helper.cc:169
void SetMacType(Ts &&... args)
Set the Mac Attributes.
Definition: mesh-helper.h:194
NetDeviceContainer Install(const WifiPhyHelper &phyHelper, NodeContainer c) const
Install 802.11s mesh device & protocols on given node list.
Definition: mesh-helper.cc:60
void SetNumberOfInterfaces(uint32_t nInterfaces)
Set a number of interfaces in a mesh network.
Definition: mesh-helper.cc:55
Helper class used to assign positions and mobility models to nodes.
Keep track of the current position and velocity of an object.
void SetPosition(const Vector &position)
holds a vector of ns3::NetDevice pointers
uint32_t GetN(void) 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(void) const
Definition: node.cc:109
Ptr< T > GetObject(void) const
Get a pointer to the requested aggregated Object.
Definition: object.h:470
void RemoveAllByteTags(void)
Remove all byte tags stored in this packet.
Definition: packet.cc:371
void RemoveAllPacketTags(void)
Remove all packet tags.
Definition: packet.cc:984
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 ...
virtual int Send(Ptr< Packet > p, uint32_t flags)=0
Send data (or dummy data) to the remote host.
virtual Ptr< Packet > RecvFrom(uint32_t maxSize, uint32_t flags, Address &fromAddress)=0
Read a single packet from the socket and retrieve the sender address.
virtual Ptr< Node > GetNode(void) const =0
Return the node this socket is associated with.
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:128
virtual int Bind(const Address &address)=0
Allocate a local endpoint for this socket.
virtual int SendTo(Ptr< Packet > p, uint32_t flags, const Address &toAddress)=0
Send data to a specified peer.
Hold variables of type string.
Definition: string.h:41
encapsulates test code
Definition: test.h:994
std::string CreateTempDirFilename(std::string filename)
Construct the full path to a file in a temporary directory.
Definition: test.cc:430
AttributeValue implementation for Time.
Definition: nstime.h:1309
Hold an unsigned integer type.
Definition: uinteger.h:44
manage and create wifi channel objects for the YANS model.
Ptr< YansWifiChannel > Create(void) const
int64_t AssignStreams(Ptr< YansWifiChannel > c, int64_t stream)
Assign a fixed random variable stream number to the random variables used by the channel.
Make it easy to create and manage PHY objects for the YANS model.
void SetChannel(Ptr< YansWifiChannel > channel)
Time Now(void)
create an ns3::Time instance which contains the current simulation time.
Definition: simulator.cc:287
#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:141
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1245
const char *const PREFIX
Unique PCAP file name prefix.
address
Definition: first.py:40
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:661
mobility
Definition: third.py:98
#define NS_PCAP_TEST_EXPECT_EQ(filename)
Test that a pair of reference/new pcap files are equal.
Definition: pcap-test.h:38