#include "mc/mc.h"
#include "simgrid/Exception.hpp"
+#include "simgrid/s4u/Actor.hpp"
+#include "simgrid/s4u/Exec.hpp"
#include "smx_private.hpp"
#include "src/kernel/activity/CommImpl.hpp"
#include "src/kernel/activity/ExecImpl.hpp"
delete this->context_;
}
+void ActorImpl::exit()
+{
+ context_->iwannadie = true;
+ blocked_ = false;
+ suspended_ = false;
+ exception = nullptr;
+
+ // Forcefully kill the actor if its host is turned off. Not a HostFailureException because you should not survive that
+ if (not host_->is_on())
+ this->throw_exception(std::make_exception_ptr(simgrid::kernel::context::StopRequest("host failed")));
+
+ /* destroy the blocking synchro if any */
+ if (waiting_synchro != nullptr) {
+
+ activity::ExecImplPtr exec = boost::dynamic_pointer_cast<activity::ExecImpl>(waiting_synchro);
+ activity::CommImplPtr comm = boost::dynamic_pointer_cast<activity::CommImpl>(waiting_synchro);
+ activity::SleepImplPtr sleep = boost::dynamic_pointer_cast<activity::SleepImpl>(waiting_synchro);
+ activity::RawImplPtr raw = boost::dynamic_pointer_cast<activity::RawImpl>(waiting_synchro);
+ activity::IoImplPtr io = boost::dynamic_pointer_cast<activity::IoImpl>(waiting_synchro);
+
+ if (exec != nullptr && exec->surf_action_) {
+ exec->cancel();
+ exec->surf_action_->unref();
+ exec->surf_action_ = nullptr;
+ } else if (comm != nullptr) {
+ comms.remove(waiting_synchro);
+ comm->cancel();
+ // Remove first occurrence of &process->simcall:
+ auto i = boost::range::find(waiting_synchro->simcalls_, &simcall);
+ if (i != waiting_synchro->simcalls_.end())
+ waiting_synchro->simcalls_.remove(&simcall);
+ } else if (sleep != nullptr) {
+ if (sleep->surf_action_)
+ sleep->surf_action_->cancel();
+ sleep->post();
+ } else if (raw != nullptr) {
+ SIMIX_synchro_stop_waiting(this, &simcall);
+ } else if (io != nullptr) {
+ io->cancel();
+ } else {
+ simgrid::kernel::activity::ActivityImplPtr activity = waiting_synchro;
+ xbt_die("Activity %s is of unknown type %s", activity->get_cname(),
+ simgrid::xbt::demangle(typeid(activity).name()).get());
+ }
+
+ waiting_synchro = nullptr;
+ }
+}
+
+void ActorImpl::kill(smx_actor_t actor)
+{
+ if (actor->finished_) {
+ XBT_DEBUG("Ignoring request to kill process %s@%s that is already dead", actor->get_cname(),
+ actor->host_->get_cname());
+ return;
+ }
+
+ XBT_DEBUG("Actor '%s'@%s is killing actor '%s'@%s", get_cname(), host_->get_cname(), actor->get_cname(),
+ actor->host_->get_cname());
+
+ actor->exit();
+
+ if (std::find(begin(simix_global->process_to_run), end(simix_global->process_to_run), actor) ==
+ end(simix_global->process_to_run) &&
+ actor != this) {
+ XBT_DEBUG("Inserting %s in the to_run list", actor->get_cname());
+ simix_global->process_to_run.push_back(actor);
+ }
+}
+
+void ActorImpl::kill_all()
+{
+ for (auto const& kv : simix_global->process_list)
+ if (kv.second != this)
+ this->kill(kv.second);
+}
+
+void ActorImpl::set_kill_time(double kill_time)
+{
+ if (kill_time <= SIMIX_get_clock())
+ return;
+ XBT_DEBUG("Set kill time %f for process %s@%s", kill_time, get_cname(), host_->get_cname());
+ kill_timer = SIMIX_timer_set(kill_time, [this] {
+ this->exit();
+ kill_timer = nullptr;
+ });
+}
+
static void dying_daemon(int /*exit_status*/, void* data)
{
std::vector<ActorImpl*>* vect = &simix_global->daemons;
simgrid::kernel::actor::ProcessArg arg = ProcessArg(host_, this);
// kill the old process
- SIMIX_process_kill(this, (this == simix_global->maestro_process) ? this : SIMIX_process_self());
+ (this == simix_global->maestro_process) ? this->exit() : SIMIX_process_self()->kill(this);
// start the new process
- ActorImpl* actor =
- SIMIX_process_create(arg.name, std::move(arg.code), arg.data, arg.host, arg.properties.get(), nullptr);
- simcall_process_set_kill_time(actor, arg.kill_time);
+ ActorImplPtr actor =
+ ActorImpl::create(arg.name, std::move(arg.code), arg.data, arg.host, arg.properties.get(), nullptr);
+ actor->set_kill_time(arg.kill_time);
actor->set_auto_restart(arg.auto_restart);
return actor->ciface();
return nullptr;
} else {
- return SIMIX_execution_start("suspend", "", 0.0, 1.0, 0.0, this->host_);
+ return activity::ExecImplPtr(new activity::ExecImpl("suspend", "", nullptr, this->host_))->start(0.0, 1.0, 0.0);
}
}
void ActorImpl::resume()
{
- XBT_IN("process = %p", this);
+ XBT_IN("actor = %p", this);
if (context_->iwannadie) {
XBT_VERB("Ignoring request to suspend an actor that is currently dying.");
XBT_OUT();
}
+smx_activity_t ActorImpl::join(smx_actor_t actor, double timeout)
+{
+ smx_activity_t res = this->sleep(timeout);
+ intrusive_ptr_add_ref(res.get());
+ SIMIX_process_on_exit(actor,
+ [](int, void* arg) {
+ auto sleep = static_cast<simgrid::kernel::activity::SleepImpl*>(arg);
+ if (sleep->surf_action_)
+ sleep->surf_action_->finish(simgrid::kernel::resource::Action::State::FINISHED);
+ intrusive_ptr_release(sleep);
+ },
+ res.get());
+ return res;
+}
smx_activity_t ActorImpl::sleep(double duration)
{
- if (host_->is_off())
+ if (not host_->is_on())
throw_exception(std::make_exception_ptr(simgrid::HostFailureException(
- XBT_THROW_POINT, std::string("Host ") + std::string(host_->get_cname()) + " failed, you cannot sleep there.")));
-
- simgrid::kernel::activity::SleepImpl* synchro = new simgrid::kernel::activity::SleepImpl();
- synchro->host = host_;
- synchro->surf_sleep = host_->pimpl_cpu->sleep(duration);
- synchro->surf_sleep->set_data(synchro);
- XBT_DEBUG("Create sleep synchronization %p", synchro);
+ XBT_THROW_POINT, std::string("Host ") + host_->get_cname() + " failed, you cannot sleep there.")));
- return synchro;
+ return simgrid::kernel::activity::SleepImplPtr(new simgrid::kernel::activity::SleepImpl("sleep", host_))
+ ->start(duration);
}
void ActorImpl::throw_exception(std::exception_ptr e)
simgrid::kernel::activity::ExecImplPtr exec =
boost::dynamic_pointer_cast<simgrid::kernel::activity::ExecImpl>(waiting_synchro);
- if (exec != nullptr && exec->surf_action_)
- exec->surf_action_->cancel();
+ if (exec != nullptr)
+ exec->cancel();
simgrid::kernel::activity::CommImplPtr comm =
boost::dynamic_pointer_cast<simgrid::kernel::activity::CommImpl>(waiting_synchro);
if (std::find(begin(simix_global->process_to_run), end(simix_global->process_to_run), this) ==
end(simix_global->process_to_run) &&
this != SIMIX_process_self()) {
- XBT_DEBUG("Inserting %s in the to_run list", get_cname());
+ XBT_DEBUG("Inserting [%p] %s in the to_run list", this, get_cname());
simix_global->process_to_run.push_back(this);
}
}
simgrid::kernel::activity::IoImplPtr io =
boost::dynamic_pointer_cast<simgrid::kernel::activity::IoImpl>(waiting_synchro);
if (io != nullptr) {
- delete io.get();
+ io->cancel();
}
}
waiting_synchro = nullptr;
}
-void create_maestro(simgrid::simix::ActorCode code)
+void ActorImpl::set_host(sg_host_t dest)
{
- /* Create maestro process and initialize it */
- smx_actor_t maestro = new simgrid::kernel::actor::ActorImpl(simgrid::xbt::string(""), /*host*/ nullptr);
-
- if (not code) {
- maestro->context_ = SIMIX_context_new(simgrid::simix::ActorCode(), nullptr, maestro);
- } else {
- maestro->context_ = simix_global->context_factory->create_maestro(code, maestro);
- }
-
- maestro->simcall.issuer = maestro;
- simix_global->maestro_process = maestro;
+ simgrid::xbt::intrusive_erase(host_->pimpl_->process_list_, *this);
+ host_ = dest;
+ dest->pimpl_->process_list_.push_back(*this);
}
-} // namespace actor
-}
-}
-
-/**
- * @brief Internal function to create a process.
- *
- * This function actually creates the process.
- * It may be called when a SIMCALL_PROCESS_CREATE simcall occurs,
- * or directly for SIMIX internal purposes. The sure thing is that it's called from maestro context.
- *
- * @return the process created
- */
-smx_actor_t SIMIX_process_create(std::string name, simgrid::simix::ActorCode code, void* data, simgrid::s4u::Host* host,
- std::unordered_map<std::string, std::string>* properties, smx_actor_t parent_process)
+ActorImplPtr ActorImpl::create(std::string name, simgrid::simix::ActorCode code, void* data, simgrid::s4u::Host* host,
+ std::unordered_map<std::string, std::string>* properties, smx_actor_t parent_actor)
{
XBT_DEBUG("Start actor %s@'%s'", name.c_str(), host->get_cname());
- if (host->is_off()) {
- XBT_WARN("Cannot launch process '%s' on failed host '%s'", name.c_str(), host->get_cname());
+ if (not host->is_on()) {
+ XBT_WARN("Cannot launch actor '%s' on failed host '%s'", name.c_str(), host->get_cname());
return nullptr;
}
- smx_actor_t process = new simgrid::kernel::actor::ActorImpl(simgrid::xbt::string(name), host);
+ ActorImpl* actor = new simgrid::kernel::actor::ActorImpl(simgrid::xbt::string(name), host);
xbt_assert(code && host != nullptr, "Invalid parameters");
- /* Process data */
- process->set_user_data(data);
- process->code = code;
+ /* actor data */
+ actor->set_user_data(data);
+ actor->code = code;
- if (parent_process != nullptr)
- process->ppid_ = parent_process->pid_;
+ if (parent_actor != nullptr)
+ actor->ppid_ = parent_actor->pid_;
- XBT_VERB("Create context %s", process->get_cname());
- process->context_ = SIMIX_context_new(std::move(code), &SIMIX_process_cleanup, process);
+ XBT_VERB("Create context %s", actor->get_cname());
+ actor->context_ = SIMIX_context_new(std::move(code), &SIMIX_process_cleanup, actor);
/* Add properties */
if (properties != nullptr)
for (auto const& kv : *properties)
- process->set_property(kv.first, kv.second);
+ actor->set_property(kv.first, kv.second);
/* Add the process to its host's process list */
- host->pimpl_->process_list_.push_back(*process);
+ host->pimpl_->process_list_.push_back(*actor);
- XBT_DEBUG("Start context '%s'", process->get_cname());
+ XBT_DEBUG("Start context '%s'", actor->get_cname());
/* 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->get_cname(), host->get_cname());
- simix_global->process_to_run.push_back(process);
- intrusive_ptr_add_ref(process);
+ simix_global->process_list[actor->pid_] = actor;
+ XBT_DEBUG("Inserting [%p] %s(%s) in the to_run list", actor, actor->get_cname(), host->get_cname());
+ simix_global->process_to_run.push_back(actor);
+ intrusive_ptr_add_ref(actor);
/* The on_creation() signal must be delayed until there, where the pid and everything is set */
- simgrid::s4u::Actor::on_creation(process->iface());
+ simgrid::s4u::Actor::on_creation(actor->iface());
+
+ return ActorImplPtr(actor);
+}
+
+void create_maestro(simgrid::simix::ActorCode code)
+{
+ /* Create maestro process and initialize it */
+ smx_actor_t maestro = new simgrid::kernel::actor::ActorImpl(simgrid::xbt::string(""), /*host*/ nullptr);
+
+ if (not code) {
+ maestro->context_ = SIMIX_context_new(simgrid::simix::ActorCode(), nullptr, maestro);
+ } else {
+ maestro->context_ = simix_global->context_factory->create_maestro(code, maestro);
+ }
+
+ maestro->simcall.issuer = maestro;
+ simix_global->maestro_process = maestro;
+}
- return process;
+} // namespace actor
+} // namespace kernel
}
smx_actor_t SIMIX_process_attach(const char* name, void* data, const char* hostname,
sg_host_t host = sg_host_by_name(hostname);
XBT_DEBUG("Attach process %s on host '%s'", name, hostname);
- if (host->is_off()) {
+ if (not host->is_on()) {
XBT_WARN("Cannot launch process '%s' on failed host '%s'", name, hostname);
return nullptr;
}
/* Now insert it in the global process list and in the process to run list */
simix_global->process_list[actor->pid_] = actor;
- XBT_DEBUG("Inserting %s(%s) in the to_run list", actor->get_cname(), host->get_cname());
+ XBT_DEBUG("Inserting [%p] %s(%s) in the to_run list", actor, actor->get_cname(), host->get_cname());
simix_global->process_to_run.push_back(actor);
intrusive_ptr_add_ref(actor);
simix_global->process_to_run.clear();
}
-/**
- * @brief Internal function to kill a SIMIX process.
- *
- * This function may be called when a SIMCALL_PROCESS_KILL simcall occurs,
- * or directly for SIMIX internal purposes.
- *
- * @param actor poor victim
- * @param issuer the actor which has sent the PROCESS_KILL. Important to not schedule twice the same actor.
- */
-void SIMIX_process_kill(smx_actor_t actor, smx_actor_t issuer)
-{
-
- if (actor->finished_) {
- XBT_DEBUG("Ignoring request to kill process %s@%s that is already dead", actor->get_cname(),
- actor->host_->get_cname());
- return;
- }
-
- XBT_DEBUG("Actor '%s'@%s is killing actor '%s'@%s", issuer == nullptr ? "(null)" : issuer->get_cname(),
- (issuer == nullptr || issuer->host_ == nullptr ? "(null)" : issuer->host_->get_cname()), actor->get_cname(),
- actor->host_->get_cname());
-
- actor->context_->iwannadie = true;
- actor->blocked_ = false;
- actor->suspended_ = false;
- actor->exception = nullptr;
-
- // Forcefully kill the actor if its host is turned off. Not an HostFailureException because you should not survive that
- if (actor->host_->is_off())
- actor->throw_exception(std::make_exception_ptr(simgrid::kernel::context::StopRequest("host failed")));
-
- /* destroy the blocking synchro if any */
- if (actor->waiting_synchro != nullptr) {
-
- simgrid::kernel::activity::ExecImplPtr exec =
- boost::dynamic_pointer_cast<simgrid::kernel::activity::ExecImpl>(actor->waiting_synchro);
- simgrid::kernel::activity::CommImplPtr comm =
- boost::dynamic_pointer_cast<simgrid::kernel::activity::CommImpl>(actor->waiting_synchro);
- simgrid::kernel::activity::SleepImplPtr sleep =
- boost::dynamic_pointer_cast<simgrid::kernel::activity::SleepImpl>(actor->waiting_synchro);
- simgrid::kernel::activity::RawImplPtr raw =
- boost::dynamic_pointer_cast<simgrid::kernel::activity::RawImpl>(actor->waiting_synchro);
- simgrid::kernel::activity::IoImplPtr io =
- boost::dynamic_pointer_cast<simgrid::kernel::activity::IoImpl>(actor->waiting_synchro);
-
- if (exec != nullptr) {
- if (exec->surf_action_) {
- exec->surf_action_->cancel();
- exec->surf_action_->unref();
- exec->surf_action_ = nullptr;
- }
- } else if (comm != nullptr) {
- actor->comms.remove(actor->waiting_synchro);
- comm->cancel();
- // Remove first occurrence of &process->simcall:
- auto i = boost::range::find(actor->waiting_synchro->simcalls_, &actor->simcall);
- if (i != actor->waiting_synchro->simcalls_.end())
- actor->waiting_synchro->simcalls_.remove(&actor->simcall);
- } else if (sleep != nullptr) {
- if (sleep->surf_sleep)
- sleep->surf_sleep->cancel();
- sleep->post();
- } else if (raw != nullptr) {
- SIMIX_synchro_stop_waiting(actor, &actor->simcall);
-
- } else if (io != nullptr) {
- delete io.get();
- } else {
- simgrid::kernel::activity::ActivityImplPtr activity = actor->waiting_synchro;
- xbt_die("Activity %s is of unknown type %s", activity->name_.c_str(),
- simgrid::xbt::demangle(typeid(activity).name()).get());
- }
-
- actor->waiting_synchro = nullptr;
- }
- if (std::find(begin(simix_global->process_to_run), end(simix_global->process_to_run), actor) ==
- end(simix_global->process_to_run) &&
- actor != issuer) {
- XBT_DEBUG("Inserting %s in the to_run list", actor->get_cname());
- simix_global->process_to_run.push_back(actor);
- }
-}
-
/** @deprecated When this function gets removed, also remove the xbt_ex class, that is only there to help users to
* transition */
void SIMIX_process_throw(smx_actor_t actor, xbt_errcat_t cat, int value, const char* msg)
simgrid::kernel::activity::ExecImplPtr exec =
boost::dynamic_pointer_cast<simgrid::kernel::activity::ExecImpl>(actor->waiting_synchro);
- if (exec != nullptr && exec->surf_action_)
- exec->surf_action_->cancel();
+ if (exec != nullptr)
+ exec->cancel();
simgrid::kernel::activity::CommImplPtr comm =
boost::dynamic_pointer_cast<simgrid::kernel::activity::CommImpl>(actor->waiting_synchro);
if (std::find(begin(simix_global->process_to_run), end(simix_global->process_to_run), actor) ==
end(simix_global->process_to_run) &&
actor != SIMIX_process_self()) {
- XBT_DEBUG("Inserting %s in the to_run list", actor->get_cname());
+ XBT_DEBUG("Inserting [%p] %s in the to_run list", actor, actor->get_cname());
simix_global->process_to_run.push_back(actor);
}
}
simgrid::kernel::activity::IoImplPtr io =
boost::dynamic_pointer_cast<simgrid::kernel::activity::IoImpl>(actor->waiting_synchro);
if (io != nullptr) {
- delete io.get();
+ io->cancel();
}
}
actor->waiting_synchro = nullptr;
}
-/**
- * @brief Kills all running processes.
- * @param issuer this one will not be killed
- */
-void SIMIX_process_killall(smx_actor_t issuer)
-{
- for (auto const& kv : simix_global->process_list)
- if (kv.second != issuer)
- SIMIX_process_kill(kv.second, issuer);
-}
-
-void SIMIX_process_change_host(smx_actor_t actor, sg_host_t dest)
-{
- xbt_assert((actor != nullptr), "Invalid parameters");
- simgrid::xbt::intrusive_erase(actor->host_->pimpl_->process_list_, *actor);
- actor->host_ = dest;
- dest->pimpl_->process_list_.push_back(*actor);
-}
-
void simcall_HANDLER_process_suspend(smx_simcall_t simcall, smx_actor_t actor)
{
smx_activity_t sync_suspend = actor->suspend(simcall->issuer);
SIMIX_simcall_answer(simcall);
return;
}
- smx_activity_t sync = SIMIX_process_join(simcall->issuer, process, timeout);
+ smx_activity_t sync = simcall->issuer->join(process, timeout);
sync->simcalls_.push_back(simcall);
simcall->issuer->waiting_synchro = sync;
}
-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());
- SIMIX_process_on_exit(process,
- [](int, void* arg) {
- auto sleep = static_cast<simgrid::kernel::activity::SleepImpl*>(arg);
- if (sleep->surf_sleep)
- sleep->surf_sleep->finish(simgrid::kernel::resource::Action::State::FINISHED);
- intrusive_ptr_release(sleep);
- },
- res.get());
- return res;
-}
-
void simcall_HANDLER_process_sleep(smx_simcall_t simcall, double duration)
{
if (MC_is_active() || MC_record_replay_is_active()) {
simgrid::kernel::activity::SleepImplPtr sleep =
boost::dynamic_pointer_cast<simgrid::kernel::activity::SleepImpl>(synchro);
- if (sleep->surf_sleep) {
- sleep->surf_sleep->unref();
- sleep->surf_sleep = nullptr;
+ if (sleep->surf_action_) {
+ sleep->surf_action_->unref();
+ sleep->surf_action_ = nullptr;
}
}
}
}
-/** @brief Returns the list of processes to run. */
+/** @brief Returns the list of processes to run.
+ * @deprecated
+ */
const std::vector<smx_actor_t>& simgrid::simix::process_get_runnable()
{
return simix_global->process_to_run;
{
smx_actor_t self = SIMIX_process_self();
return simgrid::simix::simcall([name, code, data, host, properties, self] {
- return SIMIX_process_create(name, std::move(code), data, host, properties, self);
+ return simgrid::kernel::actor::ActorImpl::create(std::move(name), std::move(code), data, host, properties, self)
+ .get();
});
}
+
+void simcall_process_set_data(smx_actor_t process, void* data)
+{
+ simgrid::simix::simcall([process, data] { process->set_user_data(data); });
+}