A Discrete-Event Network Simulator
API
bug-772.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: Pavel Boyko <boyko@iitp.ru>
19 */
20
21#include "bug-772.h"
22#include "ns3/simulator.h"
23#include "ns3/random-variable-stream.h"
24#include "ns3/rng-seed-manager.h"
25#include "ns3/string.h"
26#include "ns3/mobility-helper.h"
27#include "ns3/double.h"
28#include "ns3/uinteger.h"
29#include "ns3/boolean.h"
30#include "ns3/yans-wifi-helper.h"
31#include "ns3/internet-stack-helper.h"
32#include "ns3/ipv4-address-helper.h"
33#include "ns3/abort.h"
34#include "ns3/mobility-model.h"
35#include "ns3/pcap-file.h"
36#include "ns3/aodv-helper.h"
37#include "ns3/v4ping-helper.h"
38#include "ns3/config.h"
39#include "ns3/inet-socket-address.h"
40#include "ns3/data-rate.h"
41#include "ns3/pcap-test.h"
42#include <sstream>
43
44using namespace ns3;
45
46//-----------------------------------------------------------------------------
47// UdpChainTest
48//-----------------------------------------------------------------------------
49Bug772ChainTest::Bug772ChainTest (const char * const prefix, const char * const proto, Time t, uint32_t size)
50 : TestCase ("Bug 772 UDP and TCP chain regression test"),
51 m_nodes (0),
52 m_prefix (prefix),
53 m_proto (proto),
54 m_time (t),
55 m_size (size),
56 m_step (120),
57 m_port (9),
58 m_receivedPackets (0)
59{
60}
61
63{
64 delete m_nodes;
65}
66
67void
69{
70 if (Simulator::Now () < m_time)
71 {
72 socket->Send (Create<Packet> (1000));
73 Simulator::ScheduleWithContext (socket->GetNode ()->GetId (), Seconds (0.25),
74 &Bug772ChainTest::SendData, this, socket);
75 }
76}
77
78void
80{
82}
83
84void
86{
87 RngSeedManager::SetSeed (1);
88 RngSeedManager::SetRun (2);
89
90 // Default of 3 will cause packet loss
91 Config::SetDefault ("ns3::ArpCache::PendingQueueSize", UintegerValue (10));
92
93 CreateNodes ();
95
96 Simulator::Stop (m_time + Seconds (1)); // Allow buffered packets to clear
98 Simulator::Destroy ();
99
100 CheckResults ();
101
102 delete m_nodes, m_nodes = 0;
103}
104
105void
107{
111 mobility.SetPositionAllocator ("ns3::GridPositionAllocator",
112 "MinX", DoubleValue (0.0),
113 "MinY", DoubleValue (0.0),
114 "DeltaX", DoubleValue (m_step),
115 "DeltaY", DoubleValue (0),
116 "GridWidth", UintegerValue (m_size),
117 "LayoutType", StringValue ("RowFirst"));
118 mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
119 mobility.Install (*m_nodes);
120}
121
122void
124{
125 int64_t streamsUsed = 0;
126 // 1. Setup WiFi
127 WifiMacHelper wifiMac;
128 wifiMac.SetType ("ns3::AdhocWifiMac");
129 YansWifiPhyHelper wifiPhy;
131 // This test suite output was originally based on YansErrorRateModel
132 wifiPhy.SetErrorRateModel ("ns3::YansErrorRateModel");
133 YansWifiChannelHelper wifiChannel = YansWifiChannelHelper::Default ();
134 Ptr<YansWifiChannel> chan = wifiChannel.Create ();
135 wifiPhy.SetChannel (chan);
136 wifiPhy.Set ("TxGain", DoubleValue (1.0)); //this configuration should go away in future revision to the test
137 wifiPhy.Set ("RxGain", DoubleValue (1.0)); //this configuration should go away in future revision to the test
139 wifi.SetStandard (WIFI_STANDARD_80211a);
140 wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager", "DataMode", StringValue ("OfdmRate6Mbps"), "RtsCtsThreshold", StringValue ("2200"), "MaxSlrc", UintegerValue (7));
141 NetDeviceContainer devices = wifi.Install (wifiPhy, wifiMac, *m_nodes);
142
143 // Assign fixed stream numbers to wifi and channel random variables
144 streamsUsed += wifi.AssignStreams (devices, streamsUsed);
145 // Assign 6 streams per device
146 NS_TEST_ASSERT_MSG_EQ (streamsUsed, (devices.GetN () * 2), "Stream assignment mismatch");
147 streamsUsed += wifiChannel.AssignStreams (chan, streamsUsed);
148 // Assign 0 streams per channel for this configuration
149 NS_TEST_ASSERT_MSG_EQ (streamsUsed, (devices.GetN () * 2), "Stream assignment mismatch");
150
151 // 2. Setup TCP/IP & AODV
152 AodvHelper aodv; // Use default parameters here
153 InternetStackHelper internetStack;
154 internetStack.SetRoutingHelper (aodv);
155 internetStack.Install (*m_nodes);
156 streamsUsed += internetStack.AssignStreams (*m_nodes, streamsUsed);
157 // Expect to use (3*m_size) more streams for internet stack random variables
158 NS_TEST_ASSERT_MSG_EQ (streamsUsed, ((devices.GetN () * 3) + (3 * m_size)), "Stream assignment mismatch");
159 streamsUsed += aodv.AssignStreams (*m_nodes, streamsUsed);
160 // Expect to use m_size more streams for AODV
161 NS_TEST_ASSERT_MSG_EQ (streamsUsed, ((devices.GetN () * 3) + (3 * m_size) + m_size), "Stream assignment mismatch");
163 address.SetBase ("10.1.1.0", "255.255.255.0");
165
166 // 3. Setup UDP source and sink
167 m_sendSocket = Socket::CreateSocket (m_nodes->Get (0), TypeId::LookupByName (m_proto));
168 m_sendSocket->Bind ();
171 Simulator::ScheduleWithContext (m_sendSocket->GetNode ()->GetId (), Seconds (1.0),
173
174 m_recvSocket = Socket::CreateSocket (m_nodes->Get (m_size - 1), TypeId::LookupByName (m_proto));
175 m_recvSocket->Bind (InetSocketAddress (Ipv4Address::GetAny (), m_port));
179
180}
181
182void
184{
185 // We should have sent 8 packets (every 0.25 seconds from time 1 to time 3)
186 // Check that the received packet count is 8
187 NS_TEST_EXPECT_MSG_EQ (m_receivedPackets, 8, "Did not receive expected 8 packets");
188}
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.
const std::string m_proto
Socket factory TID.
Definition: bug-772.h:61
Bug772ChainTest(const char *const prefix, const char *const proto, Time time, uint32_t size)
Create test case.
Definition: bug-772.cc:49
void HandleRead(Ptr< Socket > socket)
Receive data function.
Definition: bug-772.cc:79
void DoRun()
Go.
Definition: bug-772.cc:85
const uint16_t m_port
port number
Definition: bug-772.h:69
Ptr< Socket > m_recvSocket
Receiving socket.
Definition: bug-772.h:86
NodeContainer * m_nodes
Definition: bug-772.h:56
const uint32_t m_size
Chain size.
Definition: bug-772.h:65
void CreateNodes()
Create test topology.
Definition: bug-772.cc:106
const double m_step
Chain step, meters.
Definition: bug-772.h:67
void CreateDevices()
Create devices, install TCP/IP stack and applications.
Definition: bug-772.cc:123
void SendData(Ptr< Socket > socket)
Send data.
Definition: bug-772.cc:68
Ptr< Socket > m_sendSocket
Transmitting socket.
Definition: bug-772.h:88
const Time m_time
Total simulation time.
Definition: bug-772.h:63
void CheckResults()
Compare traces with reference ones.
Definition: bug-772.cc:183
uint32_t m_receivedPackets
Received packet count.
Definition: bug-772.h:91
Helper class that adds AODV routing to nodes.
Definition: aodv-helper.h:35
int64_t AssignStreams(NodeContainer c, int64_t stream)
Assign a fixed random variable stream number to the random variables used by this model.
Definition: aodv-helper.cc:57
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...
void SetRoutingHelper(const Ipv4RoutingHelper &routing)
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.
holds a vector of std::pair of Ptr<Ipv4> and interface index.
Helper class used to assign positions and mobility models to nodes.
holds a vector of ns3::NetDevice pointers
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
virtual int Send(Ptr< Packet > p, uint32_t flags)=0
Send data (or dummy data) to the remote host.
virtual bool SetAllowBroadcast(bool allowBroadcast)=0
Configure whether broadcast datagram transmissions are allowed.
virtual int Listen(void)=0
Listen for incoming connections.
virtual int ShutdownSend(void)=0
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.
Hold variables of type string.
Definition: string.h:41
encapsulates test code
Definition: test.h:994
Simulation virtual time values and global simulation resolution.
Definition: nstime.h:104
Hold an unsigned integer type.
Definition: uinteger.h:44
helps to create WifiNetDevice objects
Definition: wifi-helper.h:322
create MAC layers for a ns3::WifiNetDevice.
void SetType(std::string type, Args &&... args)
void Set(std::string name, const AttributeValue &v)
Definition: wifi-helper.cc:162
void DisablePreambleDetectionModel()
Disable the preamble detection model on all links.
Definition: wifi-helper.cc:177
void SetErrorRateModel(std::string type, Args &&... args)
Helper function used to set the error rate model.
Definition: wifi-helper.h:531
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)
void SetDefault(std::string name, const AttributeValue &value)
Definition: config.cc:849
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
#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:240
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1245
@ WIFI_STANDARD_80211a
address
Definition: first.py:40
devices
Definition: first.py:35
interfaces
Definition: first.py:44
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
wifi
Definition: third.py:90
mobility
Definition: third.py:98