#include <ns3/application-container.h>
#include <ns3/event-id.h>
-#include "ns3/core-module.h"
#include "ns3/wifi-module.h"
#include "ns3/mobility-module.h"
-
#include "network_ns3.hpp"
#include "ns3/ns3_simulator.hpp"
static ns3::Ipv4InterfaceContainer interfaces;
/* wifi globals */
-static ns3::YansWifiChannelHelper channel = ns3::YansWifiChannelHelper::Default ();
-static ns3::YansWifiPhyHelper phy = ns3::YansWifiPhyHelper::Default ();
static ns3::WifiHelper wifi;
-static ns3::WifiMacHelper mac;
+static ns3::YansWifiPhyHelper wifiPhy = ns3::YansWifiPhyHelper::Default ();
+static ns3::YansWifiChannelHelper wifiChannel = ns3::YansWifiChannelHelper::Default ();
+static ns3::WifiMacHelper wifiMac;
static ns3::MobilityHelper mobility;
+static int mobility_delta = 10;
+static int mobility_base = 0;
static int number_of_nodes = 0;
static int number_of_clusters_nodes = 0;
simgrid::kernel::routing::NetPoint* /*gw_dst*/,
std::vector<simgrid::kernel::resource::LinkImpl*> const& link_list)
{
- XBT_INFO("routeCreation_cb START");
-
if (link_list.size() == 1) {
auto* link = static_cast<simgrid::kernel::resource::LinkNS3*>(link_list[0]);
xbt_assert(host_src != nullptr, "Network element %s does not seem to be ns-3-ready", src->get_cname());
xbt_assert(host_dst != nullptr, "Network element %s does not seem to be ns-3-ready", dst->get_cname());
- XBT_INFO("routeCreation_cb MID");
ns3_add_direct_route(host_src, host_dst, link->get_bandwidth(), link->get_latency(), link->get_sharing_policy());
- XBT_INFO("routeCreation_cb MID2");
} else {
static bool warned_about_long_routes = false;
src->get_cname(), dst->get_cname(), link_list.size());
warned_about_long_routes = true;
}
- XBT_INFO("routeCreation_cb END");
}
/* Create the ns3 topology based on routing strategy */
static void postparse_cb()
{
IPV4addr.shrink_to_fit();
-
ns3::GlobalRouteManager::BuildGlobalRoutingDatabase();
ns3::GlobalRouteManager::InitializeRoutes();
}
LinkImpl* NetworkNS3Model::create_link(const std::string& name, const std::vector<double>& bandwidths, double latency,
s4u::Link::SharingPolicy policy)
{
- XBT_INFO("create_link START");
xbt_assert(bandwidths.size() == 1, "ns-3 links must use only 1 bandwidth.");
- XBT_INFO("create_link END");
return new LinkNS3(this, name, bandwidths[0], latency, policy);
}
s4u::Link::SharingPolicy policy)
: LinkImpl(model, name, nullptr)
{
- XBT_INFO("LinkNS3 START");
bandwidth_.peak = bandwidth;
latency_.peak = latency;
sharing_policy_ = policy;
- /* If wifi, create the wifizone now. If not, don't do anything: the links will be created in routeCreate_cb */
- if (policy == s4u::Link::SharingPolicy::WIFI) {
- ns3::NodeContainer ap_nodes;
- ap_nodes.Create(1);
-
- phy.SetChannel (channel.Create ());
-
- wifi.SetRemoteStationManager ("ns3::AarfWifiManager");
-
- mac.SetType ("ns3::ApWifiMac");
- ns3::NetDeviceContainer apDevices;
- apDevices = wifi.Install (phy, mac, ap_nodes);
-
- mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
- mobility.Install (ap_nodes);
-
- stack.Install(ap_nodes);
-
- ns3::Ipv4AddressHelper address;
- std::string addr = simgrid::xbt::string_printf("%d.%d.0.0", number_of_networks, number_of_links);
- address.SetBase(addr.c_str(), "255.255.0.0");
- interfaces.Add(address.Assign(apDevices));
- }
-
s4u::Link::on_creation(*this->get_iface());
- XBT_INFO("LinkNS3 END");
}
LinkNS3::~LinkNS3() = default;
void ns3_add_direct_route(NetPointNs3* src, NetPointNs3* dst, double bw, double lat,
simgrid::s4u::Link::SharingPolicy policy)
{
- XBT_INFO("add_direct_route START");
-
ns3::Ipv4AddressHelper address;
ns3::NetDeviceContainer netA;
ns3::Ptr<ns3::Node> a = src->ns3_node_;
ns3::Ptr<ns3::Node> b = dst->ns3_node_;
- bool initial_ip_reserved;
-
if (policy == simgrid::s4u::Link::SharingPolicy::WIFI) {
- mac.SetType ("ns3::StaWifiMac",
- "ActiveProbing", ns3::BooleanValue (false));
- netA.Add(wifi.Install (phy, mac, a));
- netA.Add(wifi.Install (phy, mac, b));
+ wifi.SetStandard (ns3::WIFI_PHY_STANDARD_80211n_5GHZ);
+ ns3::Config::Set("/NodeList//DeviceList//$ns3::WifiNetDevice/Phy/ChannelWidth",ns3::UintegerValue (40));
+
+ wifiChannel.SetPropagationDelay ("ns3::ConstantSpeedPropagationDelayModel");
+
+ wifiPhy.SetChannel (wifiChannel.Create ());
+
+ wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager",
+ "ControlMode", ns3::StringValue ("HtMcs3"),
+ "DataMode", ns3::StringValue ("HtMcs3"));
+
+ mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
- mobility.Install (a);
- mobility.Install (b);
+ wifiMac.SetType("ns3::ApWifiMac");
+ netA.Add(wifi.Install (wifiPhy, wifiMac, a));
- initial_ip_reserved = true;
+ wifiMac.SetType ("ns3::StaWifiMac",
+ "ActiveProbing", ns3::BooleanValue (false));
+ netA.Add(wifi.Install (wifiPhy, wifiMac, b));
+
+ ns3::Ptr<ns3::ListPositionAllocator> positionAllocS = ns3::CreateObject<ns3::ListPositionAllocator> ();
+ positionAllocS->Add(ns3::Vector(-5, 0, 0.0));
+ positionAllocS->Add(ns3::Vector(5, 0, 0.0));
+ mobility.SetPositionAllocator(positionAllocS);
+ mobility.Install(a);
+ mobility.Install(b);
} else {
ns3::PointToPointHelper pointToPoint;
-
XBT_DEBUG("\tAdd PTP from %d to %d bw:'%f Bps' lat:'%fs'", srcNum, dstNum, bw, lat);
pointToPoint.SetDeviceAttribute("DataRate",
ns3::DataRateValue(ns3::DataRate(bw * 8))); // ns-3 takes bps, but we provide Bps
pointToPoint.SetChannelAttribute("Delay", ns3::TimeValue(ns3::Seconds(lat)));
netA.Add(pointToPoint.Install(a, b));
- initial_ip_reserved = false;
}
- XBT_INFO("1");
- std::string addr = simgrid::xbt::string_printf("%d.%d.0.10", number_of_networks, number_of_links, initial_ip_reserved);
- address.SetBase(addr.c_str(), "255.255.0.0", "0.0.0.2");
+ std::string addr = simgrid::xbt::string_printf("%d.%d.0.0", number_of_networks, number_of_links);
+ address.SetBase(addr.c_str(), "255.255.0.0");
XBT_DEBUG("\tInterface stack '%s'", addr.c_str());
- XBT_INFO("1.5");
interfaces.Add(address.Assign (netA));
- XBT_INFO("2");
-
if (IPV4addr.size() <= (unsigned)srcNum)
IPV4addr.resize(srcNum + 1);
IPV4addr[srcNum] = transformIpv4Address(interfaces.GetAddress(interfaces.GetN() - 2));
- XBT_INFO("3");
-
if (IPV4addr.size() <= (unsigned)dstNum)
IPV4addr.resize(dstNum + 1);
IPV4addr[dstNum] = transformIpv4Address(interfaces.GetAddress(interfaces.GetN() - 1));
- XBT_INFO("4");
if (number_of_links == 255){
xbt_assert(number_of_networks < 255, "Number of links and networks exceed 255*255");
number_of_links = 1;
} else {
number_of_links++;
}
- XBT_INFO("5");
}
