X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/6badbbf58554a35b03f58509b0b18cf606c38f5e..232df979b87bc271f4fbb61a2059c6539bc23012:/src/s4u/s4u_host.cpp diff --git a/src/s4u/s4u_host.cpp b/src/s4u/s4u_host.cpp index 5f7b902494..a21b4d01ec 100644 --- a/src/s4u/s4u_host.cpp +++ b/src/s4u/s4u_host.cpp @@ -4,75 +4,90 @@ /* 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 +#include +#include + +#include + +#include + #include "xbt/log.h" #include "src/msg/msg_private.h" #include "src/simix/smx_process_private.h" +#include "src/simix/smx_private.hpp" +#include "src/surf/cpu_interface.hpp" +#include "src/surf/host_interface.hpp" #include "simgrid/s4u/host.hpp" #include "simgrid/s4u/storage.hpp" +int MSG_HOST_LEVEL; +int SD_HOST_LEVEL; +int SIMIX_HOST_LEVEL; +int ROUTING_HOST_LEVEL; +int USER_HOST_LEVEL; + namespace simgrid { namespace s4u { -boost::unordered_map *Host::hosts - = new boost::unordered_map(); +simgrid::xbt::signal Host::onCreation; +simgrid::xbt::signal Host::onDestruction; +simgrid::xbt::signal Host::onStateChange; -Host::Host(const char*name) +Host::Host(const char* name) + : name_(name) { - p_inferior = sg_host_by_name(name); - if (p_inferior==NULL) - xbt_die("No such host: %s",name); //FIXME: raise an exception } + Host::~Host() { + delete pimpl_cpu; if (mounts != NULL) delete mounts; } -Host *Host::byName(std::string name) { - Host * res = NULL; - try { - res = hosts->at(name); - } catch (std::out_of_range& e) {} - - if (res==NULL) { - res = new Host(name.c_str()); - hosts->insert({name,res}); - } - return res; +Host *Host::by_name(std::string name) { + Host* host = Host::by_name_or_null(name.c_str()); + // TODO, raise an exception instead? + if (host == nullptr) + xbt_die("No such host: %s", name.c_str()); + return host; } + Host *Host::current(){ smx_process_t smx_proc = SIMIX_process_self(); if (smx_proc == NULL) xbt_die("Cannot call Host::current() from the maestro context"); - - return Host::byName(sg_host_get_name(SIMIX_process_get_host(smx_proc))); + return SIMIX_process_get_host(smx_proc); } -const char* Host::name() { - return sg_host_get_name(p_inferior); +void Host::turn_on() { + simgrid::simix::kernel(std::bind(SIMIX_host_on, this)); } -void Host::turnOn() { - p_inferior->on(); +void Host::turn_off() { + simgrid::simix::kernel(std::bind(SIMIX_host_off, this, SIMIX_process_self())); } -void Host::turnOff() { - p_inferior->off(); + +bool Host::is_on() { + return this->pimpl_cpu->isOn(); } -bool Host::isOn() { - return sg_host_is_on(p_inferior); + +int Host::pstates_count() const { + return this->pimpl_cpu->getNbPStates(); } -boost::unordered_map &Host::mountedStorages() { +boost::unordered_map const& Host::mounted_storages() { if (mounts == NULL) { - mounts = new boost::unordered_map (); + mounts = new boost::unordered_map (); - xbt_dict_t dict = p_inferior->getMountedStorageList(); + xbt_dict_t dict = this->mounted_storages_as_dict(); xbt_dict_cursor_t cursor; char *mountname; char *storagename; xbt_dict_foreach(dict, cursor, mountname, storagename) { - mounts->insert({mountname, Storage::byName(storagename)}); + mounts->insert({mountname, &Storage::byName(storagename)}); } xbt_dict_free(&dict); } @@ -80,6 +95,112 @@ boost::unordered_map &Host::mountedStorages() { return *mounts; } +/** Get the properties assigned to a host */ +xbt_dict_t Host::properties() { + return simgrid::simix::kernel([&] { + simgrid::surf::Host* surf_host = this->extension(); + return surf_host->getProperties(); + }); +} + +/** Get the processes attached to the host */ +xbt_swag_t Host::processes() +{ + return simgrid::simix::kernel([&]() { + return ((smx_host_priv_t)this->extension(SIMIX_HOST_LEVEL))->process_list; + }); +} + +/** Get the peak power of a host */ +double Host::current_power_peak() +{ + return simgrid::simix::kernel([&] { + return this->pimpl_cpu->getCurrentPowerPeak(); + }); +} + +/** Get one power peak (in flops/s) of a host at a given pstate */ +double Host::power_peak_at(int pstate_index) +{ + return simgrid::simix::kernel([&] { + return this->pimpl_cpu->getPowerPeakAt(pstate_index); + }); +} + +/** @brief Get the speed of the cpu associated to a host */ +double Host::speed() { + return pimpl_cpu->getSpeed(1.0); +} +/** @brief Returns the number of core of the processor. */ +int Host::core_count() { + return pimpl_cpu->getCore(); +} + +Host* Host::by_name_or_null(const char* name) +{ + return (Host*) xbt_dict_get_or_null(host_list, name); +} + +Host* Host::by_name_or_create(const char* name) +{ + Host* host = by_name_or_null(name); + if (host == nullptr) { + host = new Host(name); + xbt_dict_set(host_list, name, host, NULL); + } + return host; +} + +/** @brief Set the pstate at which the host should run */ +void Host::set_pstate(int pstate_index) +{ + simgrid::simix::kernel(std::bind( + &simgrid::surf::Cpu::setPState, pimpl_cpu, pstate_index + )); +} +/** @brief Retrieve the pstate at which the host is currently running */ +int Host::pstate() +{ + return pimpl_cpu->getPState(); +} + +void Host::get_parameters(vm_params_t params) +{ + simgrid::simix::kernel([&]() { + this->extension()->getParams(params); + }); +} + +void Host::set_parameters(vm_params_t params) +{ + simgrid::simix::kernel([&]() { + this->extension()->setParams(params); + }); +} + +/** + * \ingroup simix_storage_management + * \brief Returns the list of storages mounted on an host. + * \return a dict containing all storages mounted on the host + */ +xbt_dict_t Host::mounted_storages_as_dict() +{ + return simgrid::simix::kernel([&] { + return this->extension()->getMountedStorageList(); + }); +} + +/** + * \ingroup simix_storage_management + * \brief Returns the list of storages attached to an host. + * \return a dict containing all storages attached to the host + */ +xbt_dynar_t Host::attached_storages() +{ + return simgrid::simix::kernel([&] { + return this->extension()->getAttachedStorageList(); + }); +} } // namespace simgrid } // namespace s4u