44#include "ns3/applications-module.h"
45#include "ns3/core-module.h"
46#include "ns3/flow-monitor-module.h"
47#include "ns3/internet-module.h"
48#include "ns3/network-module.h"
49#include "ns3/point-to-point-module.h"
50#include "ns3/traffic-control-module.h"
71 auto itr = stats.begin();
78 <<
" Mbps" << std::endl;
80 prev = itr->second.txBytes;
89 uint32_t qsize = qd->GetCurrentSize().GetValue();
107 "/$ns3::TcpL4Protocol/SocketList/" +
108 std::to_string(socketId) +
"/CongestionWindow",
113main(
int argc,
char* argv[])
120 timeinfo = localtime(&rawtime);
121 strftime(buffer,
sizeof(buffer),
"%d-%m-%Y-%I-%M-%S", timeinfo);
122 std::string currentTime(buffer);
124 std::string tcpTypeId =
"TcpBbr";
125 std::string queueDisc =
"FifoQueueDisc";
128 bool enablePcap =
false;
132 cmd.AddValue(
"tcpTypeId",
"Transport protocol to use: TcpNewReno, TcpBbr", tcpTypeId);
133 cmd.AddValue(
"delAckCount",
"Delayed ACK count", delAckCount);
134 cmd.AddValue(
"enablePcap",
"Enable/Disable pcap file generation", enablePcap);
135 cmd.AddValue(
"stopTime",
136 "Stop time for applications / simulation time will be stopTime + 1",
138 cmd.Parse(argc, argv);
140 queueDisc = std::string(
"ns3::") + queueDisc;
196 ipv4.SetBase(
"10.0.0.0",
"255.255.255.0");
210 uint16_t
port = 50001;
228 dir =
"bbr-results/" + currentTime +
"/";
Ipv4InterfaceContainer i1i2
IPv4 interface container i1 + i2.
holds a vector of ns3::Application pointers.
void Start(Time start) const
Start all of the Applications in this container at the start time given as a parameter.
void Stop(Time stop) const
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.
A helper to make it easier to instantiate an ns3::BulkSendApplication on a set of nodes.
Parse command-line arguments.
Helper to enable IP flow monitoring on a set of Nodes.
Ptr< FlowMonitor > InstallAll()
Enable flow monitoring on all nodes.
std::map< FlowId, FlowStats > FlowStatsContainer
Container: FlowId, FlowStats.
aggregate IP/TCP/UDP functionality to existing Nodes.
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
static Ipv4Address GetAny()
static void PopulateRoutingTables()
Build a routing database and initialize the routing tables of the nodes in the simulation.
holds a vector of std::pair of Ptr<Ipv4> and interface index.
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.
Ptr< NetDevice > GetDevice(uint32_t index) const
Retrieve the index-th NetDevice associated to this node.
A helper to make it easier to instantiate an ns3::PacketSinkApplication on a set of nodes.
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 ...
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)
Smart pointer class similar to boost::intrusive_ptr.
Holds a vector of ns3::QueueDisc pointers.
Ptr< QueueDisc > Get(std::size_t i) const
Get the Ptr<QueueDisc> stored in this container at a given index.
Class for representing queue sizes.
static EventId Schedule(const Time &delay, FUNC f, Ts &&... args)
Schedule an event to expire after delay.
static void Destroy()
Execute the events scheduled with ScheduleDestroy().
static Time Now()
Return the current simulation virtual time.
static void Run()
Run the simulation.
static EventId ScheduleNow(FUNC f, Ts &&... args)
Schedule an event to expire Now.
static void Stop()
Tell the Simulator the calling event should be the last one executed.
Hold variables of type string.
Simulation virtual time values and global simulation resolution.
double GetSeconds() const
Get an approximation of the time stored in this instance in the indicated unit.
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.
void SetQueueLimits(std::string type, Args &&... args)
Helper function used to add a queue limits object to the transmission queues of the devices.
void Uninstall(NetDeviceContainer c)
Hold an unsigned integer type.
#define NS_ASSERT_MSG(condition, message)
At runtime, in debugging builds, if this condition is not true, the program prints the message to out...
void SetDefault(std::string name, const AttributeValue &value)
void ConnectWithoutContext(std::string path, const CallbackBase &cb)
auto MakeBoundCallback(R(*fnPtr)(Args...), BArgs &&... bargs)
Make Callbacks with varying number of bound arguments.
Time Now()
create an ns3::Time instance which contains the current simulation time.
void MakeDirectories(std::string path)
Create all the directories leading to path.
Time Seconds(double value)
Construct a Time in the indicated unit.
Time MilliSeconds(uint64_t value)
Construct a Time in the indicated unit.
Namespace for various file and directory path functions.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
static void CwndTracer(Ptr< OutputStreamWrapper > stream, uint32_t oldval, uint32_t newval)
void TraceCwnd(uint32_t nodeId, uint32_t socketId)
static void TraceThroughput(Ptr< FlowMonitor > monitor)
void CheckQueueSize(Ptr< QueueDisc > qd)
Ptr< PacketSink > sink
Pointer to the packet sink application.