-/* Copyright (c) 2007-2017. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2018. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#include "xbt/config.hpp"
#include "xbt/string.hpp"
+#include "xbt/utility.hpp"
-#include "ns3/core-module.h"
-#include "ns3/node.h"
+#include <ns3/core-module.h>
+#include <ns3/csma-helper.h>
+#include <ns3/global-route-manager.h>
+#include <ns3/internet-stack-helper.h>
+#include <ns3/ipv4-address-helper.h>
+#include <ns3/packet-sink-helper.h>
+#include <ns3/point-to-point-helper.h>
#include "network_ns3.hpp"
#include "ns3/ns3_simulator.hpp"
-#include "src/instr/instr_private.hpp" // TRACE_is_enabled(). FIXME: remove by subscribing tracing to the surf signals
-#include "src/kernel/routing/NetPoint.hpp"
-
+#include "simgrid/kernel/routing/NetPoint.hpp"
+#include "simgrid/plugins/energy.h"
#include "simgrid/s4u/Engine.hpp"
#include "simgrid/s4u/NetZone.hpp"
+#include "src/surf/xml/platf_private.hpp"
+#include "src/instr/instr_private.hpp" // TRACE_is_enabled(). FIXME: remove by subscribing tracing to the surf signals
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(ns3, surf, "Logging specific to the SURF network NS3 module");
static int number_of_clusters_nodes = 0;
static int number_of_links = 1;
static int number_of_networks = 1;
-static int port_number = 1025; //Port number is limited from 1025 to 65 000
simgrid::xbt::Extension<simgrid::kernel::routing::NetPoint, NetPointNs3> NetPointNs3::EXTENSION_ID;
NetPointNs3::NetPointNs3()
{
- ns3::Ptr<ns3::Node> node = ns3::CreateObject<ns3::Node>(0);
- stack.Install(node);
- nodes.Add(node);
+ ns3Node_ = ns3::CreateObject<ns3::Node>(0);
+ stack.Install(ns3Node_);
+ nodes.Add(ns3Node_);
node_num = number_of_nodes++;
}
* Callbacks *
*************/
-static void clusterCreation_cb(ClusterCreationArgs* cluster)
+static void clusterCreation_cb(simgrid::kernel::routing::ClusterCreationArgs* cluster)
{
for (int const& i : *cluster->radicals) {
// Routers don't create a router on the other end of the private link by themselves.
static void routeCreation_cb(bool symmetrical, simgrid::kernel::routing::NetPoint* src,
simgrid::kernel::routing::NetPoint* dst, simgrid::kernel::routing::NetPoint* gw_src,
simgrid::kernel::routing::NetPoint* gw_dst,
- std::vector<simgrid::surf::LinkImpl*>* link_list)
+ std::vector<simgrid::surf::LinkImpl*>& link_list)
{
- if (link_list->size() == 1) {
- simgrid::surf::LinkNS3* link = static_cast<simgrid::surf::LinkNS3*>(link_list->at(0));
+ if (link_list.size() == 1) {
+ simgrid::surf::LinkNS3* link = static_cast<simgrid::surf::LinkNS3*>(link_list[0]);
XBT_DEBUG("Route from '%s' to '%s' with link '%s' %s", src->getCname(), dst->getCname(), link->getCname(),
(symmetrical ? "(symmetrical)" : "(not symmetrical)"));
"of length 1.\n"
"WARNING: Remove long routes to avoid this harmless message; subsequent long routes will be silently "
"ignored.",
- src->getCname(), dst->getCname(), link_list->size());
+ src->getCname(), dst->getCname(), link_list.size());
warned_about_long_routes = true;
}
}
namespace surf {
NetworkNS3Model::NetworkNS3Model() : NetworkModel() {
+ xbt_assert(not sg_link_energy_is_inited(),
+ "LinkEnergy plugin and NS3 network models are not compatible. Are you looking for Ecofen, maybe?");
+
NetPointNs3::EXTENSION_ID = simgrid::kernel::routing::NetPoint::extension_create<NetPointNs3>();
ns3_initialize(ns3_tcp_model.get().c_str());
XBT_VERB("SimGrid's %s is known as node %d within NS3", pt->getCname(), pt->extension<NetPointNs3>()->node_num);
});
simgrid::surf::on_cluster.connect(&clusterCreation_cb);
+
simgrid::s4u::onPlatformCreated.connect(&postparse_cb);
simgrid::s4u::NetZone::onRouteCreation.connect(&routeCreation_cb);
}
return new LinkNS3(this, name, bandwidth, latency);
}
-Action* NetworkNS3Model::communicate(s4u::Host* src, s4u::Host* dst, double size, double rate)
+kernel::resource::Action* NetworkNS3Model::communicate(s4u::Host* src, s4u::Host* dst, double size, double rate)
{
return new NetworkNS3Action(this, size, src, dst);
}
SgFlow* sgFlow = elm.second;
NetworkNS3Action * action = sgFlow->action_;
XBT_DEBUG("Processing socket %p (action %p)",sgFlow,action);
- action->setRemains(action->getCost() - sgFlow->sentBytes_);
+ action->set_remains(action->get_cost() - sgFlow->sentBytes_);
- if (TRACE_is_enabled() &&
- action->getState() == Action::State::running){
+ if (TRACE_is_enabled() && action->get_state() == kernel::resource::Action::State::running) {
double data_delta_sent = sgFlow->sentBytes_ - action->lastSent_;
std::vector<LinkImpl*> route = std::vector<LinkImpl*>();
- action->src_->routeTo(action->dst_, &route, nullptr);
+ action->src_->routeTo(action->dst_, route, nullptr);
for (auto const& link : route)
- TRACE_surf_link_set_utilization(link->getCname(), action->getCategory(), (data_delta_sent) / delta, now - delta,
- delta);
+ TRACE_surf_link_set_utilization(link->getCname(), action->get_category(), (data_delta_sent) / delta,
+ now - delta, delta);
action->lastSent_ = sgFlow->sentBytes_;
}
if(sgFlow->finished_){
socket_to_destroy.push_back(ns3Socket);
- XBT_DEBUG("Destroy socket %p of action %p", ns3Socket, action);
- action->finish(Action::State::done);
+ XBT_DEBUG("Destroy socket %p of action %p", ns3Socket.c_str(), action);
+ action->finish(kernel::resource::Action::State::done);
+ } else {
+ XBT_DEBUG("Socket %p sent %u bytes out of %u (%u remaining)", ns3Socket.c_str(), sgFlow->sentBytes_,
+ sgFlow->totalBytes_, sgFlow->remaining_);
}
}
socket_to_destroy.pop_back();
SgFlow* flow = flowFromSock.at(ns3Socket);
if (XBT_LOG_ISENABLED(ns3, xbt_log_priority_debug)) {
- XBT_DEBUG ("Removing socket %p of action %p", ns3Socket, flow->action_);
+ XBT_DEBUG("Removing socket %p of action %p", ns3Socket.c_str(), flow->action_);
}
delete flow;
flowFromSock.erase(ns3Socket);
* Action *
**********/
-NetworkNS3Action::NetworkNS3Action(Model* model, double size, s4u::Host* src, s4u::Host* dst)
- : NetworkAction(model, size, false)
+NetworkNS3Action::NetworkNS3Action(kernel::resource::Model* model, double totalBytes, s4u::Host* src, s4u::Host* dst)
+ : NetworkAction(model, totalBytes, false)
{
XBT_DEBUG("Communicate from %s to %s", src->getCname(), dst->getCname());
src_ = src;
dst_ = dst;
- ns3_create_flow(src, dst, size, this);
+ static int port_number = 1025; // Port number is limited from 1025 to 65 000
+
+ unsigned int node1 = src->pimpl_netpoint->extension<NetPointNs3>()->node_num;
+ unsigned int node2 = dst->pimpl_netpoint->extension<NetPointNs3>()->node_num;
+
+ ns3::Ptr<ns3::Node> src_node = src->pimpl_netpoint->extension<NetPointNs3>()->ns3Node_;
+ ns3::Ptr<ns3::Node> dst_node = dst->pimpl_netpoint->extension<NetPointNs3>()->ns3Node_;
+
+ xbt_assert(node2 < IPV4addr.size(), "Element %s is unknown to NS3. Is it connected to any one-hop link?",
+ dst->pimpl_netpoint->getCname());
+ std::string& addr = IPV4addr[node2];
+ xbt_assert(not addr.empty(), "Element %s is unknown to NS3. Is it connected to any one-hop link?",
+ dst->pimpl_netpoint->getCname());
+
+ XBT_DEBUG("ns3: Create flow of %.0f Bytes from %u to %u with Interface %s", totalBytes, node1, node2, addr.c_str());
+ ns3::PacketSinkHelper sink("ns3::TcpSocketFactory", ns3::InetSocketAddress(ns3::Ipv4Address::GetAny(), port_number));
+ sink.Install(dst_node);
+
+ ns3::Ptr<ns3::Socket> sock = ns3::Socket::CreateSocket(src_node, ns3::TcpSocketFactory::GetTypeId());
+
+ flowFromSock.insert({transformSocketPtr(sock), new SgFlow(totalBytes, this)});
+
+ sock->Bind(ns3::InetSocketAddress(port_number));
+
+ ns3::Simulator::ScheduleNow(&StartFlow, sock, addr.c_str(), port_number);
+
+ port_number++;
+ xbt_assert(port_number <= 65000, "Too many connections! Port number is saturated.");
s4u::Link::onCommunicate(this, src, dst);
}
{
THROW_UNIMPLEMENTED;
}
-
-/* Test whether a flow is suspended */
-bool NetworkNS3Action::isSuspended()
-{
- return false;
-}
-
-int NetworkNS3Action::unref()
+void NetworkNS3Action::update_remains_lazy(double /*now*/)
{
- refcount_--;
- if (not refcount_) {
- if (action_hook.is_linked())
- stateSet_->erase(stateSet_->iterator_to(*this));
- XBT_DEBUG ("Removing action %p", this);
- delete this;
- return 1;
- }
- return 0;
+ THROW_IMPOSSIBLE;
}
}
ns3::Simulator::Run ();
}
-void ns3_create_flow(simgrid::s4u::Host* src, simgrid::s4u::Host* dst,
- u_int32_t TotalBytes,
- simgrid::surf::NetworkNS3Action* action) {
- unsigned int node1 = src->pimpl_netpoint->extension<NetPointNs3>()->node_num;
- unsigned int node2 = dst->pimpl_netpoint->extension<NetPointNs3>()->node_num;
-
- ns3::Ptr<ns3::Node> src_node = nodes.Get(node1);
- ns3::Ptr<ns3::Node> dst_node = nodes.Get(node2);
-
- xbt_assert(node2 < IPV4addr.size(), "Element %s is unknown to NS3. Is it connected to any one-hop link?",
- dst->pimpl_netpoint->getCname());
- std::string& addr = IPV4addr[node2];
- xbt_assert(not addr.empty(), "Element %s is unknown to NS3. Is it connected to any one-hop link?",
- dst->pimpl_netpoint->getCname());
-
- XBT_DEBUG("ns3_create_flow %u Bytes from %u to %u with Interface %s", TotalBytes, node1, node2, addr.c_str());
- ns3::PacketSinkHelper sink("ns3::TcpSocketFactory", ns3::InetSocketAddress (ns3::Ipv4Address::GetAny(), port_number));
- sink.Install (dst_node);
-
- ns3::Ptr<ns3::Socket> sock = ns3::Socket::CreateSocket(src_node, ns3::TcpSocketFactory::GetTypeId());
-
- flowFromSock.insert({transformSocketPtr(sock), new SgFlow(TotalBytes, action)});
-
- sock->Bind(ns3::InetSocketAddress(port_number));
-
- ns3::Simulator::ScheduleNow(&StartFlow, sock, addr.c_str(), port_number);
-
- port_number++;
- xbt_assert(port_number <= 65000, "Too many connections! Port number is saturated.");
-}
// initialize the NS3 interface and environment
-void ns3_initialize(const char* TcpProtocol){
-// tcpModel are:
-// "ns3::TcpNewReno"
-// "ns3::TcpReno"
-// "ns3::TcpTahoe"
+void ns3_initialize(std::string TcpProtocol)
+{
+ // tcpModel are:
+ // "ns3::TcpNewReno"
+ // "ns3::TcpReno"
+ // "ns3::TcpTahoe"
ns3::Config::SetDefault ("ns3::TcpSocket::SegmentSize", ns3::UintegerValue (1000));
ns3::Config::SetDefault ("ns3::TcpSocket::DelAckCount", ns3::UintegerValue (1));
ns3::Config::SetDefault ("ns3::TcpSocketBase::Timestamp", ns3::BooleanValue (false));
- if (not strcmp(TcpProtocol, "default"))
- return;
+ if (TcpProtocol == "default") {
+ /* nothing to do */
- if (not strcmp(TcpProtocol, "Reno")) {
- XBT_INFO("Switching Tcp protocol to '%s'",TcpProtocol);
+ } else if (TcpProtocol == "Reno") {
+ XBT_INFO("Switching Tcp protocol to '%s'", TcpProtocol.c_str());
ns3::Config::SetDefault ("ns3::TcpL4Protocol::SocketType", ns3::StringValue("ns3::TcpReno"));
- return;
- }
- if (not strcmp(TcpProtocol, "NewReno")) {
- XBT_INFO("Switching Tcp protocol to '%s'",TcpProtocol);
+
+ } else if (TcpProtocol == "NewReno") {
+ XBT_INFO("Switching Tcp protocol to '%s'", TcpProtocol.c_str());
ns3::Config::SetDefault ("ns3::TcpL4Protocol::SocketType", ns3::StringValue("ns3::TcpNewReno"));
- return;
- }
- if (not strcmp(TcpProtocol, "Tahoe")) {
- XBT_INFO("Switching Tcp protocol to '%s'",TcpProtocol);
+
+ } else if (TcpProtocol == "Tahoe") {
+ XBT_INFO("Switching Tcp protocol to '%s'", TcpProtocol.c_str());
ns3::Config::SetDefault ("ns3::TcpL4Protocol::SocketType", ns3::StringValue("ns3::TcpTahoe"));
- return;
- }
- xbt_die("The ns3/TcpModel must be : NewReno or Reno or Tahoe");
+ } else {
+ xbt_die("The ns3/TcpModel must be: NewReno or Reno or Tahoe");
+ }
}
void ns3_add_cluster(const char* id, double bw, double lat) {
xbt_assert(Nodes.GetN() <= 65000, "Cluster with NS3 is limited to 65000 nodes");
ns3::CsmaHelper csma;
- csma.SetDeviceAttribute("DataRate", ns3::DataRateValue(ns3::DataRate(bw*8)));// NS3 takes bps, but we provide Bps
+ csma.SetChannelAttribute("DataRate", ns3::DataRateValue(ns3::DataRate(bw * 8))); // NS3 takes bps, but we provide Bps
csma.SetChannelAttribute("Delay", ns3::TimeValue(ns3::Seconds(lat)));
ns3::NetDeviceContainer devices = csma.Install(Nodes);
XBT_DEBUG("Create CSMA");
int srcNum = src->node_num;
int dstNum = dst->node_num;
- ns3::Ptr<ns3::Node> a = nodes.Get(srcNum);
- ns3::Ptr<ns3::Node> b = nodes.Get(dstNum);
+ ns3::Ptr<ns3::Node> a = src->ns3Node_;
+ ns3::Ptr<ns3::Node> b = dst->ns3Node_;
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)));// NS3 takes bps, but we provide Bps
+ pointToPoint.SetDeviceAttribute("DataRate",
+ ns3::DataRateValue(ns3::DataRate(bw * 8))); // NS3 takes bps, but we provide Bps
pointToPoint.SetChannelAttribute("Delay", ns3::TimeValue(ns3::Seconds(lat)));
- std::string filename = simgrid::xbt::string_printf("link-%d-%d.tr", srcNum, dstNum);
- ns3::AsciiTraceHelper ascii;
- pointToPoint.EnableAsciiAll(ascii.CreateFileStream(filename));
- pointToPoint.EnablePcapAll ("tcp-bulk-send", false);
-
ns3::NetDeviceContainer netA;
netA.Add(pointToPoint.Install (a, b));