X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/d7344bf4cd4b75fe33e19f2ac1994b200962aa7e..5bc3597e1513c7b94497ae0ea819e5fa2e28058a:/src/simix/ActorImpl.cpp diff --git a/src/simix/ActorImpl.cpp b/src/simix/ActorImpl.cpp index 25902cea16..49d14cbada 100644 --- a/src/simix/ActorImpl.cpp +++ b/src/simix/ActorImpl.cpp @@ -5,12 +5,12 @@ #include #include +#include #include #include #include -#include "xbt/dict.h" #include "xbt/ex.hpp" #include "xbt/functional.hpp" #include "xbt/log.h" @@ -73,14 +73,17 @@ void SIMIX_process_cleanup(smx_actor_t process) SIMIX_process_on_exit_runall(process); /* Unregister from the kill timer if any */ - if (process->kill_timer != nullptr) + if (process->kill_timer != nullptr) { SIMIX_timer_remove(process->kill_timer); + process->kill_timer = nullptr; + } xbt_os_mutex_acquire(simix_global->mutex); /* cancel non-blocking communications */ - smx_activity_t synchro = process->comms.front(); while (not process->comms.empty()) { + smx_activity_t synchro = process->comms.front(); + process->comms.pop_front(); simgrid::kernel::activity::CommImplPtr comm = boost::static_pointer_cast(synchro); @@ -104,8 +107,6 @@ void SIMIX_process_cleanup(smx_actor_t process) } else { xbt_die("Communication synchro %p is in my list but I'm not the sender nor the receiver", synchro.get()); } - process->comms.pop_front(); - synchro = process->comms.front(); comm->cancel(); } @@ -141,7 +142,6 @@ namespace simix { ActorImpl::~ActorImpl() { delete this->context; - xbt_dict_free(&this->properties); } static int dying_daemon(void* exit_status, void* data) @@ -183,11 +183,11 @@ simgrid::s4u::Actor* ActorImpl::restart() arg.auto_restart = auto_restart; // kill the old process - SIMIX_process_kill(this, this); + SIMIX_process_kill(this, (this == simix_global->maestro_process) ? this : SIMIX_process_self()); // start the new process ActorImpl* actor = simix_global->create_process_function(arg.name.c_str(), std::move(arg.code), arg.data, arg.host, - arg.properties, nullptr); + arg.properties.get(), nullptr); if (arg.kill_time >= 0) simcall_process_set_kill_time(actor, arg.kill_time); if (arg.auto_restart) @@ -265,8 +265,7 @@ void create_maestro(std::function code) } else { if (not simix_global) xbt_die("simix is not initialized, please call MSG_init first"); - maestro->context = - simix_global->context_factory->create_maestro(code, maestro); + maestro->context = simix_global->context_factory->create_maestro(code, maestro); } maestro->simcall.issuer = maestro; @@ -292,7 +291,7 @@ void SIMIX_maestro_create(void (*code)(void*), void* data) * \return the process created */ smx_actor_t SIMIX_process_create(const char* name, std::function code, void* data, simgrid::s4u::Host* host, - xbt_dict_t properties, smx_actor_t parent_process) + std::map* properties, smx_actor_t parent_process) { XBT_DEBUG("Start process %s on host '%s'", name, host->getCname()); @@ -332,7 +331,9 @@ smx_actor_t SIMIX_process_create(const char* name, std::function code, v process->context = SIMIX_context_new(std::move(code), simix_global->cleanup_process_function, process); /* Add properties */ - process->properties = properties; + if (properties != nullptr) + for (auto const& kv : *properties) + process->setProperty(kv.first, kv.second); /* Make sure that the process is initialized for simix, in case we are called from the Host::onCreation signal */ if (host->extension() == nullptr) @@ -346,7 +347,7 @@ smx_actor_t SIMIX_process_create(const char* name, std::function code, v /* Now insert it in the global process list and in the process to run list */ simix_global->process_list[process->pid] = process; XBT_DEBUG("Inserting %s(%s) in the to_run list", process->cname(), host->getCname()); - xbt_dynar_push_as(simix_global->process_to_run, smx_actor_t, process); + simix_global->process_to_run.push_back(process); intrusive_ptr_add_ref(process); /* Tracing the process creation */ @@ -355,8 +356,8 @@ smx_actor_t SIMIX_process_create(const char* name, std::function code, v return process; } -smx_actor_t SIMIX_process_attach(const char* name, void* data, const char* hostname, xbt_dict_t properties, - smx_actor_t parent_process) +smx_actor_t SIMIX_process_attach(const char* name, void* data, const char* hostname, + std::map* properties, smx_actor_t parent_process) { // This is mostly a copy/paste from SIMIX_process_new(), // it'd be nice to share some code between those two functions. @@ -365,8 +366,7 @@ smx_actor_t SIMIX_process_attach(const char* name, void* data, const char* hostn XBT_DEBUG("Attach process %s on host '%s'", name, hostname); if (host->isOff()) { - XBT_WARN("Cannot launch process '%s' on failed host '%s'", - name, hostname); + XBT_WARN("Cannot launch process '%s' on failed host '%s'", name, hostname); return nullptr; } @@ -398,11 +398,12 @@ smx_actor_t SIMIX_process_attach(const char* name, void* data, const char* hostn XBT_VERB("Create context %s", process->name.c_str()); if (not simix_global) xbt_die("simix is not initialized, please call MSG_init first"); - process->context = simix_global->context_factory->attach( - simix_global->cleanup_process_function, process); + process->context = simix_global->context_factory->attach(simix_global->cleanup_process_function, process); /* Add properties */ - process->properties = properties; + if (properties != nullptr) + for (auto const& kv : *properties) + process->setProperty(kv.first, kv.second); /* Add the process to it's host process list */ xbt_swag_insert(process, host->extension()->process_list); @@ -410,7 +411,7 @@ smx_actor_t SIMIX_process_attach(const char* name, void* data, const char* hostn /* Now insert it in the global process list and in the process to run list */ simix_global->process_list[process->pid] = process; XBT_DEBUG("Inserting %s(%s) in the to_run list", process->cname(), host->getCname()); - xbt_dynar_push_as(simix_global->process_to_run, smx_actor_t, process); + simix_global->process_to_run.push_back(process); /* Tracing the process creation */ TRACE_msg_process_create(process->cname(), process->pid, process->host); @@ -429,16 +430,10 @@ void SIMIX_process_detach() if (not context) xbt_die("Not a suitable context"); - simix_global->cleanup_process_function(context->process()); - - // Let maestro ignore we are still alive: - // xbt_swag_remove(context->process(), simix_global->process_list); - - // TODO, Remove from proces list: - // xbt_swag_remove(process, sg_host_simix(host)->process_list); - + auto process = context->process(); + simix_global->cleanup_process_function(process); context->attach_stop(); - // delete context; + delete process; } /** @@ -454,15 +449,10 @@ void SIMIX_process_runall() { SIMIX_context_runall(); - xbt_dynar_t tmp = simix_global->process_that_ran; - simix_global->process_that_ran = simix_global->process_to_run; - simix_global->process_to_run = tmp; - xbt_dynar_reset(simix_global->process_to_run); + simix_global->process_to_run.swap(simix_global->process_that_ran); + simix_global->process_to_run.clear(); } -void simcall_HANDLER_process_kill(smx_simcall_t simcall, smx_actor_t process) { - SIMIX_process_kill(process, simcall->issuer); -} /** * \brief Internal function to kill a SIMIX process. * @@ -516,18 +506,13 @@ void SIMIX_process_kill(smx_actor_t process, smx_actor_t issuer) { xbt_die("Unknown type of activity"); } - /* - switch (process->waiting_synchro->type) { - case SIMIX_SYNC_JOIN: - SIMIX_process_sleep_destroy(process->waiting_synchro); - break; - } */ - process->waiting_synchro = nullptr; } - if (not xbt_dynar_member(simix_global->process_to_run, &(process)) && process != issuer) { + if (std::find(begin(simix_global->process_to_run), end(simix_global->process_to_run), process) == + end(simix_global->process_to_run) && + process != issuer) { XBT_DEBUG("Inserting %s in the to_run list", process->name.c_str()); - xbt_dynar_push_as(simix_global->process_to_run, smx_actor_t, process); + simix_global->process_to_run.push_back(process); } } @@ -549,9 +534,8 @@ void SIMIX_process_throw(smx_actor_t process, xbt_errcat_t cat, int value, const simgrid::kernel::activity::ExecImplPtr exec = boost::dynamic_pointer_cast(process->waiting_synchro); - if (exec != nullptr) { - SIMIX_execution_cancel(process->waiting_synchro); - } + if (exec != nullptr && exec->surf_exec) + exec->surf_exec->cancel(); simgrid::kernel::activity::CommImplPtr comm = boost::dynamic_pointer_cast(process->waiting_synchro); @@ -564,9 +548,11 @@ void SIMIX_process_throw(smx_actor_t process, xbt_errcat_t cat, int value, const boost::dynamic_pointer_cast(process->waiting_synchro); if (sleep != nullptr) { SIMIX_process_sleep_destroy(process->waiting_synchro); - if (not xbt_dynar_member(simix_global->process_to_run, &(process)) && process != SIMIX_process_self()) { + if (std::find(begin(simix_global->process_to_run), end(simix_global->process_to_run), process) == + end(simix_global->process_to_run) && + process != SIMIX_process_self()) { XBT_DEBUG("Inserting %s in the to_run list", process->name.c_str()); - xbt_dynar_push_as(simix_global->process_to_run, smx_actor_t, process); + simix_global->process_to_run.push_back(process); } } @@ -595,16 +581,12 @@ void simcall_HANDLER_process_killall(smx_simcall_t simcall, int reset_pid) { */ void SIMIX_process_killall(smx_actor_t issuer, int reset_pid) { - for (auto kv : simix_global->process_list) + for (auto const& kv : simix_global->process_list) if (kv.second != issuer) SIMIX_process_kill(kv.second, issuer); if (reset_pid > 0) simix_process_maxpid = reset_pid; - - SIMIX_context_runall(); - - SIMIX_process_empty_trash(); } void SIMIX_process_change_host(smx_actor_t process, sg_host_t dest) @@ -667,7 +649,7 @@ const char* SIMIX_process_self_get_name() { smx_actor_t SIMIX_process_get_by_name(const char* name) { - for (auto kv : simix_global->process_list) + for (auto const& kv : simix_global->process_list) if (kv.second->name == name) return kv.second; return nullptr; @@ -686,44 +668,19 @@ void simcall_HANDLER_process_join(smx_simcall_t simcall, smx_actor_t process, do simcall->issuer->waiting_synchro = sync; } -static int SIMIX_process_join_finish(smx_process_exit_status_t status, void* synchro) -{ - simgrid::kernel::activity::SleepImpl* sleep = static_cast(synchro); - - if (sleep->surf_sleep) { - sleep->surf_sleep->cancel(); - - while (not sleep->simcalls.empty()) { - smx_simcall_t simcall = sleep->simcalls.front(); - sleep->simcalls.pop_front(); - simcall_process_sleep__set__result(simcall, SIMIX_DONE); - simcall->issuer->waiting_synchro = nullptr; - if (simcall->issuer->suspended) { - XBT_DEBUG("Wait! This process is suspended and can't wake up now."); - simcall->issuer->suspended = 0; - simcall_HANDLER_process_suspend(simcall, simcall->issuer); - } else { - SIMIX_simcall_answer(simcall); - } - } - sleep->surf_sleep->unref(); - sleep->surf_sleep = nullptr; - } - // intrusive_ptr_release(process); // FIXME: We are leaking here. See comment in SIMIX_process_join() - return 0; -} - smx_activity_t SIMIX_process_join(smx_actor_t issuer, smx_actor_t process, double timeout) { smx_activity_t res = issuer->sleep(timeout); intrusive_ptr_add_ref(res.get()); - /* We are leaking the process here, but if we don't take the ref, we get a "use after free". - * The correct solution would be to derivate the type SynchroSleep into a SynchroProcessJoin, - * but the code is not clean enough for now for this. - * The C API should first be properly replaced with the C++ one, which is a fair amount of work. - */ - intrusive_ptr_add_ref(process); - SIMIX_process_on_exit(process, (int_f_pvoid_pvoid_t)SIMIX_process_join_finish, &*res); + SIMIX_process_on_exit(process, + [](void*, void* arg) { + auto sleep = static_cast(arg); + if (sleep->surf_sleep) + sleep->surf_sleep->finish(simgrid::surf::Action::State::done); + intrusive_ptr_release(sleep); + return 0; + }, + res.get()); return res; } @@ -782,7 +739,8 @@ void SIMIX_process_yield(smx_actor_t self) /* Add the process to the list of process to restart, only if the host is down */ if (self->auto_restart && self->host->isOff()) { SIMIX_host_add_auto_restart_process(self->host, self->cname(), self->code, self->userdata, - SIMIX_timer_get_date(self->kill_timer), self->properties, self->auto_restart); + SIMIX_timer_get_date(self->kill_timer), self->getProperties(), + self->auto_restart); } XBT_DEBUG("Process %s@%s is dead", self->cname(), self->host->getCname()); self->context->stop(); @@ -815,7 +773,7 @@ void SIMIX_process_exception_terminate(xbt_ex_t * e) } /** @brief Returns the list of processes to run. */ -xbt_dynar_t SIMIX_process_get_runnable() +const std::vector& simgrid::simix::process_get_runnable() { return simix_global->process_to_run; } @@ -823,27 +781,16 @@ xbt_dynar_t SIMIX_process_get_runnable() /** @brief Returns the process from PID. */ smx_actor_t SIMIX_process_from_PID(aid_t PID) { - if (simix_global->process_list.find(PID) == simix_global->process_list.end()) - return nullptr; - return simix_global->process_list.at(PID); -} - -/** @brief returns a dynar containing all currently existing processes */ -xbt_dynar_t SIMIX_processes_as_dynar() { - xbt_dynar_t res = xbt_dynar_new(sizeof(smx_actor_t),nullptr); - for (auto kv : simix_global->process_list) { - smx_actor_t proc = kv.second; - xbt_dynar_push(res,&proc); - } - return res; + auto process = simix_global->process_list.find(PID); + return process == simix_global->process_list.end() ? nullptr : process->second; } void SIMIX_process_on_exit_runall(smx_actor_t process) { smx_process_exit_status_t exit_status = (process->context->iwannadie) ? SMX_EXIT_FAILURE : SMX_EXIT_SUCCESS; while (not process->on_exit.empty()) { s_smx_process_exit_fun_t exit_fun = process->on_exit.back(); - (exit_fun.fun)((void*)exit_status, exit_fun.arg); process->on_exit.pop_back(); + (exit_fun.fun)((void*)exit_status, exit_fun.arg); } } @@ -882,9 +829,8 @@ void SIMIX_process_auto_restart_set(smx_actor_t process, int auto_restart) { * \param properties the properties of the process * \param auto_restart either it is autorestarting or not. */ -extern "C" -smx_actor_t simcall_process_create(const char* name, xbt_main_func_t code, void* data, sg_host_t host, int argc, - char** argv, xbt_dict_t properties) +extern "C" smx_actor_t simcall_process_create(const char* name, xbt_main_func_t code, void* data, sg_host_t host, + int argc, char** argv, std::map* properties) { if (name == nullptr) name = ""; @@ -897,7 +843,7 @@ smx_actor_t simcall_process_create(const char* name, xbt_main_func_t code, void* } smx_actor_t simcall_process_create(const char* name, std::function code, void* data, sg_host_t host, - xbt_dict_t properties) + std::map* properties) { if (name == nullptr) name = "";