X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/9853c047276b618315bd3f064c1f13c3d3ccd771..41efdce0277c52d55f27af300df9821cbd18c12c:/src/kernel/activity/ExecImpl.cpp diff --git a/src/kernel/activity/ExecImpl.cpp b/src/kernel/activity/ExecImpl.cpp index b7ed2435fa..fc685eda24 100644 --- a/src/kernel/activity/ExecImpl.cpp +++ b/src/kernel/activity/ExecImpl.cpp @@ -1,4 +1,4 @@ -/* Copyright (c) 2007-2019. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2007-2020. 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. */ @@ -17,53 +17,27 @@ XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix_process); -void simcall_HANDLER_execution_wait(smx_simcall_t simcall, simgrid::kernel::activity::ExecImpl* synchro) +void simcall_HANDLER_execution_wait(smx_simcall_t simcall, simgrid::kernel::activity::ExecImpl* synchro, double timeout) { - XBT_DEBUG("Wait for execution of synchro %p, state %d", synchro, (int)synchro->state_); - - /* Associate this simcall to the synchro */ - synchro->register_simcall(simcall); - - /* 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) -{ - bool 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); + synchro->wait_for(simcall->issuer_, timeout); } void simcall_HANDLER_execution_waitany_for(smx_simcall_t simcall, simgrid::kernel::activity::ExecImpl* execs[], size_t count, double timeout) { if (timeout < 0.0) { - simcall->timer = nullptr; + simcall->timeout_cb_ = nullptr; } else { - simcall->timer = simgrid::simix::Timer::set(SIMIX_get_clock() + timeout, [simcall, execs, count]() { + simcall->timeout_cb_ = simgrid::simix::Timer::set(SIMIX_get_clock() + timeout, [simcall, execs, count]() { for (size_t i = 0; i < count; i++) { - // Remove the first occurence of simcall: + // Remove the first occurrence of simcall: auto* exec = execs[i]; auto j = boost::range::find(exec->simcalls_, simcall); if (j != exec->simcalls_.end()) exec->simcalls_.erase(j); } simcall_execution_waitany_for__set__result(simcall, -1); - SIMIX_simcall_answer(simcall); + simcall->issuer_->simcall_answer(); }); } @@ -73,7 +47,8 @@ void simcall_HANDLER_execution_waitany_for(smx_simcall_t simcall, simgrid::kerne exec->simcalls_.push_back(simcall); /* see if the synchro is already finished */ - if (exec->state_ != SIMIX_WAITING && exec->state_ != SIMIX_RUNNING) { + if (exec->state_ != simgrid::kernel::activity::State::WAITING && + exec->state_ != simgrid::kernel::activity::State::RUNNING) { exec->finish(); break; } @@ -84,18 +59,9 @@ namespace simgrid { namespace kernel { namespace activity { -ExecImpl::~ExecImpl() -{ - if (timeout_detector_) - timeout_detector_->unref(); - XBT_DEBUG("Destroy exec %p", this); -} - ExecImpl& ExecImpl::set_host(s4u::Host* host) { - if (not hosts_.empty()) - hosts_.clear(); - hosts_.push_back(host); + hosts_.assign(1, host); return *this; } @@ -108,7 +74,7 @@ ExecImpl& ExecImpl::set_hosts(const std::vector& hosts) ExecImpl& ExecImpl::set_timeout(double timeout) { if (timeout > 0 && not MC_is_active() && not MC_record_replay_is_active()) { - timeout_detector_ = hosts_.front()->pimpl_cpu->sleep(timeout); + timeout_detector_.reset(hosts_.front()->pimpl_cpu->sleep(timeout)); timeout_detector_->set_activity(this); } return *this; @@ -116,9 +82,7 @@ ExecImpl& ExecImpl::set_timeout(double timeout) ExecImpl& ExecImpl::set_flops_amount(double flops_amount) { - if (not flops_amounts_.empty()) - flops_amounts_.clear(); - flops_amounts_.push_back(flops_amount); + flops_amounts_.assign(1, flops_amount); return *this; } @@ -137,7 +101,7 @@ ExecImpl& ExecImpl::set_bytes_amounts(const std::vector& bytes_amounts) ExecImpl* ExecImpl::start() { - state_ = SIMIX_RUNNING; + state_ = State::RUNNING; if (not MC_is_active() && not MC_record_replay_is_active()) { if (hosts_.size() == 1) { surf_action_ = hosts_.front()->pimpl_cpu->execution_start(flops_amounts_.front()); @@ -153,10 +117,40 @@ ExecImpl* ExecImpl::start() } XBT_DEBUG("Create execute synchro %p: %s", this, get_cname()); - ExecImpl::on_creation(*this); return this; } +void ExecImpl::wait_for(actor::ActorImpl* issuer, double timeout) +{ + XBT_DEBUG("Wait for execution of synchro %p, state %d", this, (int)state_); + xbt_assert(std::isfinite(timeout), "timeout is not finite!"); + + /* Associate this simcall to the synchro */ + register_simcall(&issuer->simcall); + + if (MC_is_active() || MC_record_replay_is_active()) { + int idx = SIMCALL_GET_MC_VALUE(issuer->simcall); + if (idx == 0) { + state_ = simgrid::kernel::activity::State::DONE; + } else { + /* If we reached this point, the wait simcall must have a timeout */ + /* Otherwise it shouldn't be enabled and executed by the MC */ + if (timeout < 0.0) + THROW_IMPOSSIBLE; + state_ = simgrid::kernel::activity::State::TIMEOUT; + } + finish(); + return; + } + + /* If the synchro is already finished then perform the error handling */ + if (state_ != simgrid::kernel::activity::State::RUNNING) { + finish(); + } else { /* we need a sleep action (even when there is no timeout) to be notified of host failures */ + set_timeout(timeout); + } +} + double ExecImpl::get_seq_remaining_ratio() { return (surf_action_ == nullptr) ? 0 : surf_action_->get_remains() / surf_action_->get_cost(); @@ -185,28 +179,20 @@ void ExecImpl::post() if (hosts_.size() == 1 && not hosts_.front()->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; + state_ = 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; + state_ = State::CANCELED; } else if (timeout_detector_ && timeout_detector_->get_state() == resource::Action::State::FINISHED) { - state_ = SIMIX_TIMEOUT; + state_ = State::TIMEOUT; } else { - state_ = SIMIX_DONE; + state_ = State::DONE; } - on_completion(*this); - clean_action(); - - if (timeout_detector_) { - timeout_detector_->unref(); - timeout_detector_ = nullptr; - } - - /* If there are simcalls associated with the synchro, then answer them */ - if (not simcalls_.empty()) - finish(); + timeout_detector_.reset(); + /* Answer all simcalls associated with the synchro */ + finish(); } void ExecImpl::finish() @@ -219,22 +205,22 @@ void ExecImpl::finish() * list. Afterwards, get the position of the actual synchro in the waitany list and return it as the result of the * simcall */ - if (simcall->call == SIMCALL_NONE) // FIXME: maybe a better way to handle this case + if (simcall->call_ == SIMCALL_NONE) // FIXME: maybe a better way to handle this case continue; // if process handling comm is killed - if (simcall->call == SIMCALL_EXECUTION_WAITANY_FOR) { + if (simcall->call_ == SIMCALL_EXECUTION_WAITANY_FOR) { simgrid::kernel::activity::ExecImpl** execs = simcall_execution_waitany_for__get__execs(simcall); size_t count = simcall_execution_waitany_for__get__count(simcall); for (size_t i = 0; i < count; i++) { - // Remove the first occurence of simcall: + // Remove the first occurrence of simcall: auto* exec = execs[i]; auto j = boost::range::find(exec->simcalls_, simcall); if (j != exec->simcalls_.end()) exec->simcalls_.erase(j); - if (simcall->timer) { - simcall->timer->remove(); - simcall->timer = nullptr; + if (simcall->timeout_cb_) { + simcall->timeout_cb_->remove(); + simcall->timeout_cb_ = nullptr; } } @@ -246,42 +232,41 @@ void ExecImpl::finish() } switch (state_) { - - case SIMIX_DONE: + case State::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; - if (simcall->issuer->get_host()->is_on()) - simcall->issuer->exception_ = + case State::FAILED: + XBT_DEBUG("ExecImpl::finish(): host '%s' failed", simcall->issuer_->get_host()->get_cname()); + simcall->issuer_->context_->set_wannadie(); + if (simcall->issuer_->get_host()->is_on()) + simcall->issuer_->exception_ = std::make_exception_ptr(simgrid::HostFailureException(XBT_THROW_POINT, "Host failed")); /* else, the actor will be killed with no possibility to survive */ break; - case SIMIX_CANCELED: + case State::CANCELED: XBT_DEBUG("ExecImpl::finish(): execution canceled"); - simcall->issuer->exception_ = + simcall->issuer_->exception_ = std::make_exception_ptr(simgrid::CancelException(XBT_THROW_POINT, "Execution Canceled")); break; - case SIMIX_TIMEOUT: + case State::TIMEOUT: XBT_DEBUG("ExecImpl::finish(): execution timeouted"); - simcall->issuer->exception_ = std::make_exception_ptr(simgrid::TimeoutException(XBT_THROW_POINT, "Timeouted")); + simcall->issuer_->exception_ = std::make_exception_ptr(simgrid::TimeoutException(XBT_THROW_POINT, "Timeouted")); break; default: xbt_die("Internal error in ExecImpl::finish(): unexpected synchro state %d", static_cast(state_)); } - simcall->issuer->waiting_synchro = nullptr; + simcall->issuer_->waiting_synchro = nullptr; /* Fail the process if the host is down */ - if (simcall->issuer->get_host()->is_on()) - SIMIX_simcall_answer(simcall); + if (simcall->issuer_->get_host()->is_on()) + simcall->issuer_->simcall_answer(); else - simcall->issuer->context_->iwannadie = true; + simcall->issuer_->context_->set_wannadie(); } } @@ -310,8 +295,6 @@ ActivityImpl* ExecImpl::migrate(s4u::Host* to) /************* * Callbacks * *************/ -xbt::signal ExecImpl::on_creation; -xbt::signal ExecImpl::on_completion; xbt::signal ExecImpl::on_migration; } // namespace activity