/* 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 "src/kernel/activity/ExecImpl.hpp"
+#include "simgrid/Exception.hpp"
#include "simgrid/modelchecker.h"
#include "src/mc/mc_replay.hpp"
-
-#include "src/kernel/activity/ExecImpl.hpp"
#include "src/simix/smx_host_private.hpp"
-#include "src/surf/surf_interface.hpp"
#include "src/surf/cpu_interface.hpp"
+#include "src/surf/surf_interface.hpp"
#include "simgrid/s4u/Host.hpp"
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix_process);
-simgrid::kernel::activity::ExecImpl::ExecImpl(std::string name, std::string tracing_category,
- resource::Action* timeout_detector, s4u::Host* host)
- : ActivityImpl(name), host_(host), timeout_detector_(timeout_detector)
+void simcall_HANDLER_execution_wait(smx_simcall_t simcall, simgrid::kernel::activity::ExecImpl* synchro)
+{
+ XBT_DEBUG("Wait for execution of synchro %p, state %d", synchro, (int)synchro->state_);
+
+ /* Associate this simcall to the synchro */
+ synchro->simcalls_.push_back(simcall);
+ simcall->issuer->waiting_synchro = synchro;
+
+ /* set surf's synchro */
+ if (MC_is_active() || MC_record_replay_is_active()) {
+ synchro->state_ = SIMIX_DONE;
+ synchro->finish();
+ return;
+ }
+
+ /* If the synchro is already finished then perform the error handling */
+ if (synchro->state_ != SIMIX_RUNNING)
+ synchro->finish();
+}
+
+void simcall_HANDLER_execution_test(smx_simcall_t simcall, simgrid::kernel::activity::ExecImpl* synchro)
+{
+ int res = (synchro->state_ != SIMIX_WAITING && synchro->state_ != SIMIX_RUNNING);
+ if (res) {
+ synchro->simcalls_.push_back(simcall);
+ synchro->finish();
+ } else {
+ SIMIX_simcall_answer(simcall);
+ }
+ simcall_execution_test__set__result(simcall, res);
+}
+
+namespace simgrid {
+namespace kernel {
+namespace activity {
+
+ExecImpl::ExecImpl(std::string name, std::string tracing_category, s4u::Host* host)
+ : ActivityImpl(std::move(name)), host_(host)
{
this->state_ = SIMIX_RUNNING;
- this->set_category(tracing_category);
+ this->set_category(std::move(tracing_category));
- if (timeout_detector != nullptr)
- timeout_detector_->set_data(this);
+ XBT_DEBUG("Create exec %p", this);
+}
+ExecImpl::ExecImpl(std::string name, std::string tracing_category, s4u::Host* host, double timeout)
+ : ExecImpl(std::move(name), std::move(tracing_category), nullptr)
+{
+ if (timeout > 0 && not MC_is_active() && not MC_record_replay_is_active()) {
+ timeout_detector_ = host->pimpl_cpu->sleep(timeout);
+ timeout_detector_->set_data(this);
+ }
XBT_DEBUG("Create exec %p", this);
}
-simgrid::kernel::activity::ExecImpl::~ExecImpl()
+ExecImpl::~ExecImpl()
{
if (surf_action_)
surf_action_->unref();
XBT_DEBUG("Destroy exec %p", this);
}
-void simgrid::kernel::activity::ExecImpl::start(double flops_amount, double priority, double bound)
+ExecImpl* ExecImpl::start(double flops_amount, double priority, double bound)
{
if (not MC_is_active() && not MC_record_replay_is_active()) {
surf_action_ = host_->pimpl_cpu->execution_start(flops_amount);
surf_action_->set_bound(bound);
}
- XBT_DEBUG("Create execute synchro %p: %s", this, name_.c_str());
- simgrid::kernel::activity::ExecImpl::on_creation(this);
-}
-
-void simgrid::kernel::activity::ExecImpl::suspend()
-{
- XBT_VERB("This exec is suspended (remain: %f)", surf_action_->get_remains());
- if (surf_action_ != nullptr)
- surf_action_->suspend();
- on_suspended(this);
+ XBT_DEBUG("Create execute synchro %p: %s", this, get_cname());
+ ExecImpl::on_creation(this);
+ return this;
}
-void simgrid::kernel::activity::ExecImpl::resume()
-{
- XBT_VERB("This exec is resumed (remain: %f)", surf_action_->get_remains());
- if (surf_action_ != nullptr)
- surf_action_->resume();
- on_resumed(this);
-}
-void simgrid::kernel::activity::ExecImpl::cancel()
+void ExecImpl::cancel()
{
XBT_VERB("This exec %p is canceled", this);
if (surf_action_ != nullptr)
surf_action_->cancel();
}
-double simgrid::kernel::activity::ExecImpl::get_remaining()
+double ExecImpl::get_remaining()
{
xbt_assert(host_ != nullptr, "Calling remains() on a parallel execution is not allowed. "
"We would need to return a vector instead of a scalar. "
"Did you mean remainingRatio() instead?");
-
return surf_action_ ? surf_action_->get_remains() : 0;
}
-double simgrid::kernel::activity::ExecImpl::get_remaining_ratio()
+double ExecImpl::get_remaining_ratio()
{
if (host_ ==
nullptr) // parallel task: their remain is already between 0 and 1 (see comment in ExecImpl::get_remaining())
return (surf_action_ == nullptr) ? 0 : surf_action_->get_remains() / surf_action_->get_cost();
}
-void simgrid::kernel::activity::ExecImpl::set_bound(double bound)
+void ExecImpl::set_bound(double bound)
{
if (surf_action_)
surf_action_->set_bound(bound);
}
-void simgrid::kernel::activity::ExecImpl::set_priority(double priority)
+void ExecImpl::set_priority(double priority)
{
if (surf_action_)
surf_action_->set_priority(priority);
}
-void simgrid::kernel::activity::ExecImpl::set_category(std::string category)
-{
- if (surf_action_)
- surf_action_->set_category(category);
-}
-
-void simgrid::kernel::activity::ExecImpl::post()
+void ExecImpl::post()
{
- if (host_ && host_->is_off()) { /* FIXME: handle resource failure for parallel tasks too */
+ if (host_ && not host_->is_on()) { /* FIXME: handle resource failure for parallel tasks too */
/* If the host running the synchro failed, notice it. This way, the asking
* process can be killed if it runs on that host itself */
state_ = SIMIX_FAILED;
- } else if (surf_action_ && surf_action_->get_state() == simgrid::kernel::resource::Action::State::FAILED) {
+ } else if (surf_action_ && surf_action_->get_state() == resource::Action::State::FAILED) {
/* If the host running the synchro didn't fail, then the synchro was canceled */
state_ = SIMIX_CANCELED;
- } else if (timeout_detector_ &&
- timeout_detector_->get_state() == simgrid::kernel::resource::Action::State::FINISHED) {
+ } else if (timeout_detector_ && timeout_detector_->get_state() == resource::Action::State::FINISHED) {
state_ = SIMIX_TIMEOUT;
} else {
state_ = SIMIX_DONE;
/* If there are simcalls associated with the synchro, then answer them */
if (not simcalls_.empty())
- SIMIX_execution_finish(this);
+ finish();
}
-simgrid::kernel::activity::ActivityImpl*
-simgrid::kernel::activity::ExecImpl::migrate(simgrid::s4u::Host* to)
+void ExecImpl::finish()
{
+ while (not simcalls_.empty()) {
+ smx_simcall_t simcall = simcalls_.front();
+ simcalls_.pop_front();
+ switch (state_) {
+
+ case SIMIX_DONE:
+ /* do nothing, synchro done */
+ XBT_DEBUG("ExecImpl::finish(): execution successful");
+ break;
+
+ case SIMIX_FAILED:
+ XBT_DEBUG("ExecImpl::finish(): host '%s' failed", simcall->issuer->get_host()->get_cname());
+ simcall->issuer->context_->iwannadie = true;
+ simcall->issuer->exception_ =
+ std::make_exception_ptr(simgrid::HostFailureException(XBT_THROW_POINT, "Host failed"));
+ break;
+
+ case SIMIX_CANCELED:
+ XBT_DEBUG("ExecImpl::finish(): execution canceled");
+ simcall->issuer->exception_ =
+ std::make_exception_ptr(simgrid::CancelException(XBT_THROW_POINT, "Execution Canceled"));
+ break;
+
+ case SIMIX_TIMEOUT:
+ XBT_DEBUG("ExecImpl::finish(): execution timeouted");
+ simcall->issuer->exception_ = std::make_exception_ptr(simgrid::TimeoutError(XBT_THROW_POINT, "Timeouted"));
+ break;
+
+ default:
+ xbt_die("Internal error in ExecImpl::finish(): unexpected synchro state %d", static_cast<int>(state_));
+ }
+
+ simcall->issuer->waiting_synchro = nullptr;
+ simcall_execution_wait__set__result(simcall, state_);
+
+ /* Fail the process if the host is down */
+ if (simcall->issuer->get_host()->is_on())
+ SIMIX_simcall_answer(simcall);
+ else
+ simcall->issuer->context_->iwannadie = true;
+ }
+}
+ActivityImpl* ExecImpl::migrate(simgrid::s4u::Host* to)
+{
if (not MC_is_active() && not MC_record_replay_is_active()) {
- simgrid::kernel::resource::Action* old_action = this->surf_action_;
- simgrid::kernel::resource::Action* new_action = to->pimpl_cpu->execution_start(old_action->get_cost());
+ resource::Action* old_action = this->surf_action_;
+ resource::Action* new_action = to->pimpl_cpu->execution_start(old_action->get_cost());
new_action->set_remains(old_action->get_remains());
new_action->set_data(this);
new_action->set_priority(old_action->get_priority());
/*************
* Callbacks *
*************/
-simgrid::xbt::signal<void(simgrid::kernel::activity::ExecImplPtr)> simgrid::kernel::activity::ExecImpl::on_creation;
-simgrid::xbt::signal<void(simgrid::kernel::activity::ExecImplPtr)> simgrid::kernel::activity::ExecImpl::on_completion;
-simgrid::xbt::signal<void(simgrid::kernel::activity::ExecImplPtr)> simgrid::kernel::activity::ExecImpl::on_resumed;
-simgrid::xbt::signal<void(simgrid::kernel::activity::ExecImplPtr)> simgrid::kernel::activity::ExecImpl::on_suspended;
-simgrid::xbt::signal<void(simgrid::kernel::activity::ExecImplPtr, simgrid::s4u::Host*)>
- simgrid::kernel::activity::ExecImpl::on_migration;
+xbt::signal<void(ExecImplPtr)> ExecImpl::on_creation;
+xbt::signal<void(ExecImplPtr)> ExecImpl::on_completion;
+xbt::signal<void(ExecImplPtr, s4u::Host*)> ExecImpl::on_migration;
+
+} // namespace activity
+} // namespace kernel
+} // namespace simgrid