40#include "ns3/core-module.h"
41#include "ns3/network-module.h"
42#include "ns3/internet-module.h"
43#include "ns3/point-to-point-module.h"
44#include "ns3/applications-module.h"
45#include "ns3/error-model.h"
46#include "ns3/tcp-header.h"
47#include "ns3/udp-header.h"
49#include "ns3/event-id.h"
50#include "ns3/ipv4-global-routing-helper.h"
51#include "ns3/traffic-control-module.h"
60 *stream->
GetStream () << oldval <<
" " << newval << std::endl;
67 if (cwndTrFileName.compare (
"") == 0)
79int main (
int argc,
char *argv[])
81 std::string bottleneckBandwidth =
"5Mbps";
82 std::string bottleneckDelay =
"5ms";
83 std::string accessBandwidth =
"100Mbps";
84 std::string accessDelay =
"0.1ms";
86 std::string queueDiscType =
"PfifoFast";
90 float startTime = 0.1f;
91 float simDuration = 60;
93 bool isPcapEnabled =
true;
94 std::string pcapFileName =
"pcapFilePfifoFast.pcap";
95 std::string cwndTrFileName =
"cwndPfifoFast.tr";
99 cmd.AddValue (
"bottleneckBandwidth",
"Bottleneck bandwidth", bottleneckBandwidth);
100 cmd.AddValue (
"bottleneckDelay",
"Bottleneck delay", bottleneckDelay);
101 cmd.AddValue (
"accessBandwidth",
"Access link bandwidth", accessBandwidth);
102 cmd.AddValue (
"accessDelay",
"Access link delay", accessDelay);
103 cmd.AddValue (
"queueDiscType",
"Bottleneck queue disc type: PfifoFast, CoDel", queueDiscType);
104 cmd.AddValue (
"queueDiscSize",
"Bottleneck queue disc size in packets", queueDiscSize);
105 cmd.AddValue (
"queueSize",
"Devices queue size in packets", queueSize);
106 cmd.AddValue (
"pktSize",
"Packet size in bytes",
pktSize);
107 cmd.AddValue (
"startTime",
"Simulation start time", startTime);
108 cmd.AddValue (
"simDuration",
"Simulation duration in seconds", simDuration);
109 cmd.AddValue (
"isPcapEnabled",
"Flag to enable/disable pcap", isPcapEnabled);
110 cmd.AddValue (
"pcapFileName",
"Name of pcap file", pcapFileName);
111 cmd.AddValue (
"cwndTrFileName",
"Name of cwnd trace file", cwndTrFileName);
112 cmd.AddValue (
"logging",
"Flag to enable/disable logging", logging);
113 cmd.Parse (argc, argv);
115 float stopTime = startTime + simDuration;
128 GlobalValue::Bind (
"ChecksumEnabled",
BooleanValue (
true));
162 StringValue (std::to_string(queueDiscSize) +
"p"));
169 address.SetBase (
"10.0.0.0",
"255.255.255.0");
177 devicesAccessLink = accessLink.
Install (source.
Get (0), gateway.
Get (0));
178 tchPfifoFastAccess.
Install (devicesAccessLink);
182 devicesBottleneckLink = bottleneckLink.
Install (gateway.
Get (0),
sink.Get (0));
185 if (queueDiscType.compare (
"PfifoFast") == 0)
187 tchPfifo.
Install (devicesBottleneckLink);
189 else if (queueDiscType.compare (
"CoDel") == 0)
191 tchCoDel.
Install (devicesBottleneckLink);
195 NS_ABORT_MSG (
"Invalid queue disc type: Use --queueDiscType=PfifoFast or --queueDiscType=CoDel");
202 Ipv4GlobalRoutingHelper::PopulateRoutingTables ();
204 uint16_t
port = 50000;
212 ftp.SetAttribute (
"Remote", remoteAddress);
220 sinkHelper.SetAttribute (
"Protocol",
TypeIdValue (TcpSocketFactory::GetTypeId ()));
229 accessLink.
EnablePcap (pcapFileName,source,
true);
235 Simulator::Destroy ();
a polymophic address class
AttributeValue implementation for Address.
holds a vector of ns3::Application pointers.
void Start(Time start)
Arrange for all of the Applications in this container to Start() at the Time given as a parameter.
void Stop(Time stop)
Arrange for all of the Applications in this container to Stop() at the Time given as a parameter.
Manage ASCII trace files for device models.
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.
AttributeValue implementation for Boolean.
A helper to make it easier to instantiate an ns3::BulkSendApplication on a set of nodes.
Parse command-line arguments.
aggregate IP/TCP/UDP functionality to existing Nodes.
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.
void Add(const Ipv4InterfaceContainer &other)
Concatenate the entries in the other container with ours.
Ipv4Address GetAddress(uint32_t i, uint32_t j=0) const
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.
std::ostream * GetStream(void)
Return a pointer to an ostream previously set in the wrapper.
A helper to make it easier to instantiate an ns3::PacketSinkApplication on a set of nodes.
void EnablePcap(std::string prefix, Ptr< NetDevice > nd, bool promiscuous=false, bool explicitFilename=false)
Enable pcap output the indicated net device.
Build a set of PointToPointNetDevice objects.
void SetDeviceAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each NetDevice created by the helper.
void SetChannelAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each Channel created by the helper.
NetDeviceContainer Install(NodeContainer c)
Class for representing queue sizes.
AttributeValue implementation for QueueSize.
Hold variables of type string.
Build a set of QueueDisc objects.
QueueDiscContainer Install(NetDeviceContainer c)
uint16_t SetRootQueueDisc(const std::string &type, Args &&... args)
Helper function used to set a root queue disc of the given type and with the given attributes.
AttributeValue implementation for TypeId.
Hold an unsigned integer type.
static void CwndTracer(Ptr< OutputStreamWrapper >stream, uint32_t oldval, uint32_t newval)
static void TraceCwnd(std::string cwndTrFileName)
void SetDefault(std::string name, const AttributeValue &value)
void ConnectWithoutContext(std::string path, const CallbackBase &cb)
#define NS_ABORT_MSG(msg)
Unconditional abnormal program termination with a message.
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
#define NS_LOG_DEBUG(msg)
Use NS_LOG to output a message of level LOG_DEBUG.
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Callback< R > MakeBoundCallback(R(*fnPtr)(TX), ARG a1)
Make Callbacks with one bound argument.
@ PACKETS
Use number of packets for queue size.
Time Seconds(double value)
Construct a Time in the indicated unit.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
@ LOG_LEVEL_ALL
Print everything.
@ LOG_LEVEL_INFO
LOG_INFO and above.
void LogComponentEnable(char const *name, enum LogLevel level)
Enable the logging output associated with that log component.
uint32_t pktSize
packet size used for the simulation (in bytes)