1 /* Copyright (c) 2006-2023. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include <simgrid/Exception.hpp>
7 #include <simgrid/s4u/Activity.hpp>
8 #include <simgrid/s4u/Comm.hpp>
9 #include <simgrid/s4u/Engine.hpp>
10 #include <simgrid/s4u/Exec.hpp>
11 #include <simgrid/s4u/Io.hpp>
14 #include "src/kernel/activity/ActivityImpl.hpp"
15 #include "src/kernel/actor/ActorImpl.hpp"
16 #include "src/kernel/actor/CommObserver.hpp"
18 XBT_LOG_EXTERNAL_CATEGORY(s4u);
19 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(s4u_activity, s4u, "S4U activities");
23 template class xbt::Extendable<s4u::Activity>;
27 std::set<Activity*>* Activity::vetoed_activities_ = nullptr;
29 void Activity::destroy()
31 /* First Remove all dependencies */
32 while (not dependencies_.empty())
33 (*(dependencies_.begin()))->remove_successor(this);
34 while (not successors_.empty())
35 this->remove_successor(successors_.front());
40 void Activity::wait_until(double time_limit)
42 double now = Engine::get_clock();
44 wait_for(time_limit - now);
47 Activity* Activity::wait_for(double timeout)
49 if (state_ == State::INITED)
52 if (state_ == State::FAILED) {
53 if (dynamic_cast<Comm*>(this))
54 throw NetworkFailureException(XBT_THROW_POINT, "Cannot wait for a failed comm");
55 if (dynamic_cast<Exec*>(this))
56 throw HostFailureException(XBT_THROW_POINT, "Cannot wait for a failed exec");
57 if (dynamic_cast<Io*>(this))
58 throw StorageFailureException(XBT_THROW_POINT, "Cannot wait for a failed I/O");
62 kernel::actor::ActorImpl* issuer = kernel::actor::ActorImpl::self();
63 kernel::actor::ActivityWaitSimcall observer{issuer, pimpl_.get(), timeout};
64 if (kernel::actor::simcall_blocking(
65 [&observer] { observer.get_activity()->wait_for(observer.get_issuer(), observer.get_timeout()); }, &observer))
66 throw TimeoutException(XBT_THROW_POINT, "Timeouted");
67 complete(State::FINISHED);
73 xbt_assert(state_ == State::INITED || state_ == State::STARTED || state_ == State::STARTING ||
74 state_ == State::CANCELED || state_ == State::FINISHED);
76 if (state_ == State::CANCELED || state_ == State::FINISHED)
79 if (state_ == State::INITED || state_ == State::STARTING)
82 kernel::actor::ActorImpl* issuer = kernel::actor::ActorImpl::self();
83 kernel::actor::ActivityTestSimcall observer{issuer, pimpl_.get()};
84 if (kernel::actor::simcall_answered([&observer] { return observer.get_activity()->test(observer.get_issuer()); },
86 complete(State::FINISHED);
92 ssize_t Activity::test_any(const std::vector<ActivityPtr>& activities)
94 std::vector<kernel::activity::ActivityImpl*> ractivities(activities.size());
95 std::transform(begin(activities), end(activities), begin(ractivities),
96 [](const ActivityPtr& act) { return act->pimpl_.get(); });
98 kernel::actor::ActorImpl* issuer = kernel::actor::ActorImpl::self();
99 kernel::actor::ActivityTestanySimcall observer{issuer, ractivities};
100 ssize_t changed_pos = kernel::actor::simcall_answered(
102 return kernel::activity::ActivityImpl::test_any(observer.get_issuer(), observer.get_activities());
105 if (changed_pos != -1)
106 activities.at(changed_pos)->complete(State::FINISHED);
110 ssize_t Activity::wait_any_for(const std::vector<ActivityPtr>& activities, double timeout)
112 std::vector<kernel::activity::ActivityImpl*> ractivities(activities.size());
113 std::transform(begin(activities), end(activities), begin(ractivities),
114 [](const ActivityPtr& activity) { return activity->pimpl_.get(); });
116 kernel::actor::ActorImpl* issuer = kernel::actor::ActorImpl::self();
117 kernel::actor::ActivityWaitanySimcall observer{issuer, ractivities, timeout};
118 ssize_t changed_pos = kernel::actor::simcall_blocking(
120 kernel::activity::ActivityImpl::wait_any_for(observer.get_issuer(), observer.get_activities(),
121 observer.get_timeout());
124 if (changed_pos != -1)
125 activities.at(changed_pos)->complete(State::FINISHED);
129 Activity* Activity::cancel()
131 kernel::actor::simcall_answered([this] {
136 complete(State::CANCELED);
140 Activity* Activity::suspend()
143 return this; // Already suspended
146 if (state_ == State::STARTED)
152 Activity* Activity::resume()
155 return this; // nothing to restore when it's not suspended
157 if (state_ == State::STARTED)
163 const char* Activity::get_state_str() const
165 return to_c_str(state_);
168 double Activity::get_remaining() const
170 if (state_ == State::INITED || state_ == State::STARTING)
173 return pimpl_->get_remaining();
175 double Activity::get_start_time() const
177 return pimpl_->get_start_time();
179 double Activity::get_finish_time() const
181 return pimpl_->get_finish_time();
184 Activity* Activity::set_remaining(double remains)
186 xbt_assert(state_ == State::INITED || state_ == State::STARTING,
187 "Cannot change the remaining amount of work once the Activity is started");
193 } // namespace simgrid