-/* Copyright (c) 2006-2017. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2006-2018. 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. */
namespace simgrid {
namespace s4u {
+simgrid::xbt::signal<void(simgrid::s4u::ActorPtr)> s4u::Actor::onCreation;
+simgrid::xbt::signal<void(simgrid::s4u::ActorPtr)> s4u::Actor::onDestruction;
+
// ***** Actor creation *****
ActorPtr Actor::self()
{
simcall_process_on_exit(pimpl_, fun, data);
}
+/** @brief Moves the actor to another host
+ *
+ * If the actor is currently blocked on an execution activity, the activity is also
+ * migrated to the new host. If it's blocked on another kind of activity, an error is
+ * raised as the mandated code is not written yet. Please report that bug if you need it.
+ *
+ * Asynchronous activities started by the actor are not migrated automatically, so you have
+ * to take care of this yourself (only you knows which ones should be migrated).
+ */
void Actor::migrate(Host* new_host)
{
- simgrid::simix::kernelImmediate([this, new_host]() { pimpl_->new_host = new_host; });
+ simgrid::simix::kernelImmediate([this, new_host]() {
+ if (pimpl_->waiting_synchro != nullptr) {
+ // The actor is blocked on an activity. If it's an exec, migrate it too.
+ // FIXME: implement the migration of other kind of activities
+ simgrid::kernel::activity::ExecImplPtr exec =
+ boost::dynamic_pointer_cast<simgrid::kernel::activity::ExecImpl>(pimpl_->waiting_synchro);
+ xbt_assert(exec.get() != nullptr, "We can only migrate blocked actors when they are blocked on executions.");
+ exec->migrate(new_host);
+ }
+ SIMIX_process_change_host(this->pimpl_, new_host);
+ });
}
s4u::Host* Actor::getHost()
simgrid::simix::kernelImmediate([this]() { pimpl_->daemonize(); });
}
+bool Actor::isDaemon()
+{
+ return this->pimpl_->isDaemon();
+}
+
const simgrid::xbt::string& Actor::getName() const
{
return this->pimpl_->getName();
void Actor::suspend()
{
+ if (TRACE_actor_is_enabled())
+ simgrid::instr::Container::byName(instr_pid(this))->getState("MSG_PROCESS_STATE")->pushEvent("suspend");
+
simcall_process_suspend(pimpl_);
}
void Actor::resume()
{
simgrid::simix::kernelImmediate([this] { pimpl_->resume(); });
+ if (TRACE_actor_is_enabled())
+ simgrid::instr::Container::byName(instr_pid(this))->getState("MSG_PROCESS_STATE")->popEvent();
}
int Actor::isSuspended()
void Actor::kill(aid_t pid)
{
+ smx_actor_t killer = SIMIX_process_self();
smx_actor_t process = SIMIX_process_from_PID(pid);
if(process != nullptr) {
- simgrid::simix::kernelImmediate([process] { SIMIX_process_kill(process, process); });
+ simgrid::simix::kernelImmediate([killer, process] { SIMIX_process_kill(process, killer); });
} else {
std::ostringstream oss;
- oss << "kill: ("<< pid <<") - No such process" << std::endl;
+ oss << "kill: (" << pid << ") - No such actor" << std::endl;
throw std::runtime_error(oss.str());
}
}
-smx_actor_t Actor::getImpl() {
- return pimpl_;
-}
-
void Actor::kill() {
smx_actor_t process = SIMIX_process_self();
simgrid::simix::kernelImmediate(
[this, process] { SIMIX_process_kill(pimpl_, (pimpl_ == simix_global->maestro_process) ? pimpl_ : process); });
}
+smx_actor_t Actor::getImpl()
+{
+ return pimpl_;
+}
+
// ***** Static functions *****
ActorPtr Actor::byPid(aid_t pid)
void Actor::killAll()
{
- simcall_process_killall(1);
-}
-
-void Actor::killAll(int resetPid)
-{
- simcall_process_killall(resetPid);
+ simcall_process_killall();
}
std::map<std::string, std::string>* Actor::getProperties()
simgrid::simix::kernelImmediate([] { /* do nothing*/ });
}
-XBT_PUBLIC(void) sleep_until(double timeout)
+XBT_PUBLIC void sleep_until(double timeout)
{
double now = SIMIX_get_clock();
if (timeout > now)
void suspend()
{
+ if (TRACE_actor_is_enabled())
+ instr::Container::byName(getName() + "-" + std::to_string(getPid()))
+ ->getState("MSG_PROCESS_STATE")
+ ->pushEvent("suspend");
simcall_process_suspend(SIMIX_process_self());
}
{
smx_actor_t process = SIMIX_process_self();
simgrid::simix::kernelImmediate([process] { process->resume(); });
+
+ if (TRACE_actor_is_enabled())
+ instr::Container::byName(getName() + "-" + std::to_string(getPid()))->getState("MSG_PROCESS_STATE")->popEvent();
}
bool isSuspended()
simcall_process_on_exit(SIMIX_process_self(), fun, data);
}
+/** @brief Moves the current actor to another host
+ *
+ * @see simgrid::s4u::Actor::migrate() for more information
+ */
void migrate(Host* new_host)
{
- smx_actor_t process = SIMIX_process_self();
- simgrid::simix::kernelImmediate([process, new_host] { process->new_host = new_host; });
+ SIMIX_process_self()->iface()->migrate(new_host);
}
}
}