mirror of
https://gitlab.ibr.cs.tu-bs.de/tschuber/ns-3-leo.git
synced 2025-06-09 02:23:57 +02:00
111 lines
3.4 KiB
C++
111 lines
3.4 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
|
|
|
|
#include "ns3/core-module.h"
|
|
#include "ns3/network-module.h"
|
|
#include "ns3/internet-module.h"
|
|
#include "ns3/applications-module.h"
|
|
#include "ns3/node-container.h"
|
|
|
|
#include "ns3/leo-module.h"
|
|
|
|
using namespace ns3;
|
|
|
|
NS_LOG_COMPONENT_DEFINE ("IslExample");
|
|
|
|
void PrepareNds (NodeContainer &nodes, Ipv6InterfaceContainer &interfaces)
|
|
{
|
|
// prepare NDS cache
|
|
for (uint32_t i = 0; i < nodes.GetN (); i++)
|
|
{
|
|
Ptr<Node> node = nodes.Get (i);
|
|
Ptr<NetDevice> dev = node->GetDevice (1); // TODO right index?
|
|
uint32_t ifIndex = dev->GetIfIndex ();
|
|
Ptr<Ipv6L3Protocol> ipv6 = node->GetObject<Ipv6L3Protocol> ();
|
|
Ptr<Ipv6Interface> interface = ipv6->GetInterface (ifIndex);
|
|
Ptr<NdiscCache> cache = interface->GetNdiscCache ();
|
|
for (uint32_t j = 0; j < nodes.GetN (); j++)
|
|
{
|
|
// every other device
|
|
if (i == j)
|
|
{
|
|
continue;
|
|
}
|
|
Ptr<NetDevice> otherDevice = nodes.Get (j)->GetDevice (1);
|
|
Address address = otherDevice->GetAddress (); // MAC
|
|
|
|
// and associated address
|
|
uint32_t otherIfIndex = otherDevice->GetIfIndex ();
|
|
// TODO which address to use? site-local, global, link?
|
|
Ipv6Address ipaddr = interfaces.GetAddress (otherIfIndex, 1); // IP
|
|
|
|
// update cache
|
|
NdiscCache::Entry* entry = cache->Lookup (ipaddr);
|
|
if (entry == 0)
|
|
{
|
|
entry = cache->Add (ipaddr);
|
|
}
|
|
entry->SetMacAddress (address);
|
|
}
|
|
}
|
|
}
|
|
|
|
int
|
|
main (int argc, char *argv[])
|
|
{
|
|
CommandLine cmd;
|
|
cmd.Parse (argc, argv);
|
|
|
|
Time::SetResolution (Time::NS);
|
|
LogComponentEnable ("UdpEchoClientApplication", LOG_LEVEL_INFO);
|
|
LogComponentEnable ("UdpEchoServerApplication", LOG_LEVEL_INFO);
|
|
LogComponentEnable ("IslExample", LOG_LEVEL_DEBUG);
|
|
|
|
NodeContainer nodes;
|
|
nodes.Create (3);
|
|
|
|
IslHelper isl;
|
|
isl.SetDeviceAttribute ("DataRate", StringValue ("5Gbps"));
|
|
isl.SetChannelAttribute ("PropagationDelay", StringValue ("ns3::ConstantSpeedPropagationDelayModel"));
|
|
isl.SetChannelAttribute ("PropagationLoss", StringValue ("ns3::IslPropagationLossModel"));
|
|
isl.SetDeviceAttribute ("MobilityModel", StringValue ("ns3::LeoMobilityModel"));
|
|
|
|
NetDeviceContainer devices;
|
|
devices = isl.Install (nodes);
|
|
|
|
InternetStackHelper stack;
|
|
stack.Install (nodes);
|
|
|
|
Ipv6AddressHelper address;
|
|
|
|
Ipv6InterfaceContainer interfaces = address.Assign (devices);
|
|
|
|
PrepareNds (nodes, interfaces);
|
|
|
|
UdpEchoServerHelper echoServer (9);
|
|
ApplicationContainer serverApps = echoServer.Install (nodes);
|
|
|
|
ApplicationContainer clientApps;
|
|
UdpEchoClientHelper echoClient (devices.Get (0)->GetAddress (), 9);
|
|
echoClient.SetAttribute ("MaxPackets", UintegerValue (10));
|
|
echoClient.SetAttribute ("Interval", TimeValue (Seconds (1.0)));
|
|
echoClient.SetAttribute ("PacketSize", UintegerValue (1024));
|
|
|
|
for (uint32_t i = 1; i < nodes.GetN (); i++)
|
|
{
|
|
Address destAddress = interfaces.GetAddress (i, 0);
|
|
echoClient.SetAttribute ("RemoteAddress", AddressValue (destAddress));
|
|
|
|
clientApps.Add (echoClient.Install (nodes.Get (i-1)));
|
|
}
|
|
|
|
clientApps.Start (Seconds (2.0));
|
|
clientApps.Stop (Seconds (10.0));
|
|
|
|
serverApps.Start (Seconds (1.0));
|
|
serverApps.Stop (Seconds (10.0));
|
|
|
|
Simulator::Run ();
|
|
Simulator::Destroy ();
|
|
|
|
return 0;
|
|
}
|