X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/4504b542f9d6cb7a6ee10762e9b779a049684428..952402db6d0f3eade16684d4b044c4ed5282abef:/src/surf/network_constant.cpp diff --git a/src/surf/network_constant.cpp b/src/surf/network_constant.cpp deleted file mode 100644 index ba728d4436..0000000000 --- a/src/surf/network_constant.cpp +++ /dev/null @@ -1,103 +0,0 @@ -/* Copyright (c) 2013-2021. 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 "network_constant.hpp" -#include "simgrid/kernel/routing/NetZoneImpl.hpp" -#include "simgrid/s4u/Engine.hpp" -#include "src/kernel/EngineImpl.hpp" -#include "src/surf/surf_interface.hpp" -#include "surf/surf.hpp" - -XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(res_network); - -/********* - * Model * - *********/ -void surf_network_model_init_Constant() -{ - auto net_model = std::make_shared(); - simgrid::kernel::EngineImpl::get_instance()->add_model(simgrid::kernel::resource::Model::Type::NETWORK, net_model, - true); - simgrid::s4u::Engine::get_instance()->get_netzone_root()->get_impl()->set_network_model(net_model); -} - -namespace simgrid { -namespace kernel { -namespace resource { - -NetworkConstantModel::NetworkConstantModel() : NetworkModel(Model::UpdateAlgo::FULL) {} - -LinkImpl* NetworkConstantModel::create_link(const std::string& name, const std::vector& /*bandwidth*/, - s4u::Link::SharingPolicy) -{ - xbt_die("Refusing to create the link %s: there is no link in the Constant network model. " - "Please remove any link from your platform (and switch to routing='None')", - name.c_str()); - return nullptr; -} - -double NetworkConstantModel::next_occurring_event(double /*now*/) -{ - double min = -1.0; - for (kernel::resource::Action const& action : *get_started_action_set()) { - const auto& net_action = static_cast(action); - if (net_action.latency_ > 0 && (min < 0 || net_action.latency_ < min)) - min = net_action.latency_; - } - return min; -} - -void NetworkConstantModel::update_actions_state(double /*now*/, double delta) -{ - for (auto it = std::begin(*get_started_action_set()); it != std::end(*get_started_action_set());) { - auto& action = static_cast(*it); - ++it; // increment iterator here since the following calls to action.finish() may invalidate it - if (action.latency_ > 0) { - if (action.latency_ > delta) { - double_update(&action.latency_, delta, sg_surf_precision); - } else { - action.latency_ = 0.0; - } - } - action.update_remains(action.get_cost() * delta / action.initial_latency_); - action.update_max_duration(delta); - - if ((action.get_remains_no_update() <= 0) || - ((action.get_max_duration() != NO_MAX_DURATION) && (action.get_max_duration() <= 0))) { - action.finish(Action::State::FINISHED); - } - } -} - -Action* NetworkConstantModel::communicate(s4u::Host* src, s4u::Host* dst, double size, double) -{ - auto* action = new NetworkConstantAction(this, *src, *dst, size, sg_latency_factor); - - s4u::Link::on_communicate(*action); - return action; -} - -/********** - * Action * - **********/ -NetworkConstantAction::NetworkConstantAction(NetworkConstantModel* model_, s4u::Host& src, s4u::Host& dst, double size, - double latency) - : NetworkAction(model_, src, dst, size, false), initial_latency_(latency) -{ - latency_ = latency; - if (latency_ <= 0.0) - NetworkConstantAction::set_state(Action::State::FINISHED); -} - -NetworkConstantAction::~NetworkConstantAction() = default; - -void NetworkConstantAction::update_remains_lazy(double /*now*/) -{ - THROW_IMPOSSIBLE; -} - -} // namespace resource -} // namespace kernel -} // namespace simgrid