+++ /dev/null
-/* Copyright (c) 2006-2018. 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 "simgrid/kernel/routing/NetPoint.hpp"
-#include "simgrid/s4u/Engine.hpp"
-#include "src/simix/smx_host_private.hpp"
-#include "src/surf/HostImpl.hpp"
-
-#include <string>
-
-XBT_LOG_EXTERNAL_CATEGORY(surf_route);
-
-int USER_HOST_LEVEL = -1;
-
-namespace simgrid {
-
-namespace xbt {
-template class Extendable<simgrid::s4u::Host>;
-}
-
-namespace s4u {
-
-simgrid::xbt::signal<void(Host&)> Host::onCreation;
-simgrid::xbt::signal<void(Host&)> Host::onDestruction;
-simgrid::xbt::signal<void(Host&)> Host::onStateChange;
-simgrid::xbt::signal<void(Host&)> Host::onSpeedChange;
-
-Host::Host(const char* name)
- : name_(name)
-{
- xbt_assert(Host::by_name_or_null(name) == nullptr, "Refusing to create a second host named '%s'.", name);
- Engine::getInstance()->addHost(std::string(name_), this);
- new simgrid::surf::HostImpl(this);
-}
-
-Host::~Host()
-{
- xbt_assert(currentlyDestroying_, "Please call h->destroy() instead of manually deleting it.");
-
- delete pimpl_;
- if (pimpl_netpoint != nullptr) // not removed yet by a children class
- simgrid::s4u::Engine::getInstance()->netpointUnregister(pimpl_netpoint);
- delete pimpl_cpu;
- delete mounts;
-}
-
-/** @brief Fire the required callbacks and destroy the object
- *
- * Don't delete directly an Host, call h->destroy() instead.
- *
- * This is cumbersome but this is the simplest solution to ensure that the
- * onDestruction() callback receives a valid object (because of the destructor
- * order in a class hierarchy).
- */
-void Host::destroy()
-{
- if (not currentlyDestroying_) {
- currentlyDestroying_ = true;
- onDestruction(*this);
- Engine::getInstance()->delHost(std::string(name_));
- delete this;
- }
-}
-
-Host* Host::by_name(std::string name)
-{
- return Engine::getInstance()->hostByName(name);
-}
-Host* Host::by_name(const char* name)
-{
- return Engine::getInstance()->hostByName(std::string(name));
-}
-Host* Host::by_name_or_null(const char* name)
-{
- return Engine::getInstance()->hostByNameOrNull(std::string(name));
-}
-Host* Host::by_name_or_null(std::string name)
-{
- return Engine::getInstance()->hostByNameOrNull(name);
-}
-
-Host *Host::current(){
- smx_actor_t smx_proc = SIMIX_process_self();
- if (smx_proc == nullptr)
- xbt_die("Cannot call Host::current() from the maestro context");
- return smx_proc->host;
-}
-
-void Host::turnOn() {
- if (isOff()) {
- simgrid::simix::kernelImmediate([this] {
- this->extension<simgrid::simix::Host>()->turnOn();
- this->pimpl_cpu->turn_on();
- onStateChange(*this);
- });
- }
-}
-
-void Host::turnOff() {
- if (isOn()) {
- smx_actor_t self = SIMIX_process_self();
- simgrid::simix::kernelImmediate([this, self] {
- SIMIX_host_off(this, self);
- onStateChange(*this);
- });
- }
-}
-
-bool Host::isOn() {
- return this->pimpl_cpu->is_on();
-}
-
-int Host::getPstatesCount() const
-{
- return this->pimpl_cpu->getNbPStates();
-}
-
-/**
- * \brief Return the list of actors attached to an host.
- *
- * \param whereto a vector in which we should push actors living on that host
- */
-void Host::actorList(std::vector<ActorPtr>* whereto)
-{
- for (auto& actor : this->extension<simgrid::simix::Host>()->process_list) {
- whereto->push_back(actor.ciface());
- }
-}
-
-/**
- * \brief Find a route toward another host
- *
- * \param dest [IN] where to
- * \param links [OUT] where to store the list of links (must exist, cannot be nullptr).
- * \param latency [OUT] where to store the latency experienced on the path (or nullptr if not interested)
- * It is the caller responsibility to initialize latency to 0 (we add to provided route)
- * \pre links!=nullptr
- *
- * walk through the routing components tree and find a route between hosts
- * by calling each "get_route" function in each routing component.
- */
-void Host::routeTo(Host* dest, std::vector<Link*>& links, double* latency)
-{
- std::vector<kernel::resource::LinkImpl*> linkImpls;
- this->routeTo(dest, linkImpls, latency);
- for (kernel::resource::LinkImpl* const& l : linkImpls)
- links.push_back(&l->piface_);
-}
-
-/** @brief Just like Host::routeTo, but filling an array of link implementations */
-void Host::routeTo(Host* dest, std::vector<kernel::resource::LinkImpl*>& links, double* latency)
-{
- simgrid::kernel::routing::NetZoneImpl::get_global_route(pimpl_netpoint, dest->pimpl_netpoint, links, latency);
- if (XBT_LOG_ISENABLED(surf_route, xbt_log_priority_debug)) {
- XBT_CDEBUG(surf_route, "Route from '%s' to '%s' (latency: %f):", get_cname(), dest->get_cname(),
- (latency == nullptr ? -1 : *latency));
- for (auto const& link : links)
- XBT_CDEBUG(surf_route, "Link %s", link->get_cname());
- }
-}
-
-/** Get the properties assigned to a host */
-std::map<std::string, std::string>* Host::getProperties()
-{
- return simgrid::simix::kernelImmediate([this] { return this->pimpl_->getProperties(); });
-}
-
-/** Retrieve the property value (or nullptr if not set) */
-const char* Host::getProperty(const char* key)
-{
- return this->pimpl_->getProperty(key);
-}
-
-void Host::setProperty(std::string key, std::string value)
-{
- simgrid::simix::kernelImmediate([this, key, value] { this->pimpl_->setProperty(key, value); });
-}
-
-/** Get the processes attached to the host */
-void Host::getProcesses(std::vector<ActorPtr>* list)
-{
- for (auto& actor : this->extension<simgrid::simix::Host>()->process_list) {
- list->push_back(actor.iface());
- }
-}
-
-/** @brief Returns how many actors have been launched on this host */
-// FIXME: Specify whether the user should expect only non-daemon actors here!
-int Host::get_actor_count()
-{
- return this->extension<simgrid::simix::Host>()->process_list.size();
-}
-
-/** @brief Get the peak processor speed (in flops/s), at the specified pstate */
-double Host::getPstateSpeed(int pstate_index)
-{
- return simgrid::simix::kernelImmediate([this, pstate_index] {
- return this->pimpl_cpu->getPstateSpeed(pstate_index);
- });
-}
-
-/** @brief Get the peak processor speed (under full load (=1.0), in flops/s), at the current pstate */
-double Host::getSpeed()
-{
- return pimpl_cpu->getSpeed(1.0);
-}
-
-/** @brief Returns the number of core of the processor. */
-int Host::getCoreCount()
-{
- return pimpl_cpu->coreCount();
-}
-
-/** @brief Set the pstate at which the host should run */
-void Host::setPstate(int pstate_index)
-{
- simgrid::simix::kernelImmediate([this, pstate_index] {
- this->pimpl_cpu->setPState(pstate_index);
- });
-}
-/** @brief Retrieve the pstate at which the host is currently running */
-int Host::getPstate()
-{
- return this->pimpl_cpu->getPState();
-}
-
-/**
- * \ingroup simix_storage_management
- * \brief Returns the list of storages attached to an host.
- * \return a vector containing all storages attached to the host
- */
-std::vector<const char*> Host::get_attached_storages()
-{
- return simgrid::simix::kernelImmediate([this] { return this->pimpl_->get_attached_storages(); });
-}
-
-void Host::getAttachedStorages(std::vector<const char*>* storages)
-{
- std::vector<const char*> local_storages =
- simgrid::simix::kernelImmediate([this] { return this->pimpl_->get_attached_storages(); });
- for (auto elm : local_storages)
- storages->push_back(elm);
-}
-
-std::unordered_map<std::string, Storage*> const& Host::getMountedStorages()
-{
- if (mounts == nullptr) {
- mounts = new std::unordered_map<std::string, Storage*>();
- for (auto const& m : this->pimpl_->storage_) {
- mounts->insert({m.first, &m.second->piface_});
- }
- }
- return *mounts;
-}
-
-void Host::execute(double flops)
-{
- Host* host_list[1] = {this};
- double flops_list[1] = {flops};
- smx_activity_t s = simcall_execution_parallel_start(nullptr /*name*/, 1, host_list, flops_list,
- nullptr /*comm_sizes */, -1.0, -1 /*timeout*/);
- simcall_execution_wait(s);
-}
-
-double Host::getLoad()
-{
- return this->pimpl_cpu->get_load();
-}
-
-} // namespace simgrid
-} // namespace s4u
