#include <boost/intrusive_ptr.hpp>
+#include <xbt/Extendable.hpp>
#include <xbt/base.h>
#include <xbt/functional.hpp>
#include <xbt/string.hpp>
*/
/** @brief Simulation Agent */
-XBT_PUBLIC_CLASS Actor {
+XBT_PUBLIC_CLASS Actor : public simgrid::xbt::Extendable<Actor>
+{
friend Mailbox;
friend simgrid::simix::ActorImpl;
+ friend simgrid::kernel::activity::MailboxImpl;
simix::ActorImpl* pimpl_ = nullptr;
/** Wrap a (possibly non-copyable) single-use task into a `std::function` */
public:
// ***** No copy *****
-
Actor(Actor const&) = delete;
Actor& operator=(Actor const&) = delete;
// ***** Reference count (delegated to pimpl_) *****
-
friend void intrusive_ptr_add_ref(Actor* actor)
{
xbt_assert(actor != nullptr);
*
* If the actor is restarted, the actor has a fresh copy of the function.
*/
- static ActorPtr createActor(const char* name, s4u::Host *host, double killTime, std::function<void()> code);
-
- static ActorPtr createActor(const char* name, s4u::Host *host, std::function<void()> code)
- {
- return createActor(name, host, -1.0, std::move(code));
- }
+ static ActorPtr createActor(const char* name, s4u::Host* host, std::function<void()> code);
/** Create an actor using code
*
// Create actor from function name:
- static ActorPtr createActor(const char* name, s4u::Host *host, double killTime,
- const char* function, std::vector<std::string> args);
-
- static ActorPtr createActor(const char* name, s4u::Host *host, const char* function,
- std::vector<std::string> args)
- {
- return createActor(name, host, -1.0, function, std::move(args));
- }
+ static ActorPtr createActor(const char* name, s4u::Host* host, const char* function, std::vector<std::string> args);
// ***** Methods *****
- /** Retrieves the name of that actor */
+ /** Retrieves the name of that actor as a C string */
+ const char* cname();
+ /** Retrieves the name of that actor as a C++ string */
simgrid::xbt::string name();
/** Retrieves the host on which that actor is running */
s4u::Host* host();
- /** Retrieves the PID of that actor */
- int pid();
- /** Retrieves the PPID of that actor */
- int ppid();
+ /** Retrieves the PID of that actor
+ *
+ * actor_id_t is an alias for unsigned long */
+ aid_t pid();
+ /** Retrieves the PPID of that actor
+ *
+ * actor_id_t is an alias for unsigned long */
+ aid_t ppid();
+
+ /** Suspend an actor by suspending the task on which it was waiting for the completion. */
+ void suspend();
+
+ /** Resume a suspended process by resuming the task on which it was waiting for the completion. */
+ void resume();
+
+ /** Returns true if the process is suspended. */
+ int isSuspended();
/** If set to true, the actor will automatically restart when its host reboots */
void setAutoRestart(bool autorestart);
+
+ /** Add a function to the list of "on_exit" functions for the current actor. The on_exit functions are the functions
+ * executed when your actor is killed. You should use them to free the data used by your process.
+ */
+ void onExit(int_f_pvoid_pvoid_t fun, void* data);
+
/** Sets the time at which that actor should be killed */
void setKillTime(double time);
/** Retrieves the time at which that actor will be killed (or -1 if not set) */
double killTime();
+ void migrate(Host * new_host);
+
/** Ask the actor to die.
*
- * It will only notice your request when doing a simcall next time (a communication or similar).
- * SimGrid sometimes have issues when you kill actors that are currently communicating and such.
+ * Any blocking activity will be canceled, and it will be rescheduled to free its memory.
+ * Being killed is not something that actors can defer or avoid.
+ *
+ * SimGrid still have sometimes issues when you kill actors that are currently communicating and such.
* Still. Please report any bug that you may encounter with a minimal working example.
*/
void kill();
- static void kill(int pid);
+ static void kill(aid_t pid);
/** Retrieves the actor that have the given PID (or nullptr if not existing) */
- static ActorPtr byPid(int pid);
+ static ActorPtr byPid(aid_t pid);
/** @brief Wait for the actor to finish.
*
/** Ask kindly to all actors to die. Only the issuer will survive. */
static void killAll();
+ static void killAll(int resetPid);
-protected:
/** Returns the internal implementation of this actor */
simix::ActorImpl* getImpl();
};
* See \ref Comm for the full communication API (including non blocking communications).
*/
XBT_PUBLIC(void*) recv(MailboxPtr chan);
+ XBT_PUBLIC(Comm&) irecv(MailboxPtr chan, void** data);
/** Block the actor until it delivers a message of the given simulated size to the given mailbox
*
* See \ref Comm for the full communication API (including non blocking communications).
*/
- XBT_PUBLIC(void) send(MailboxPtr chan, void*payload, size_t simulatedSize);
+ XBT_PUBLIC(void) send(MailboxPtr chan, void* payload, double simulatedSize);
+ XBT_PUBLIC(void) send(MailboxPtr chan, void* payload, double simulatedSize, double timeout);
+
+ XBT_PUBLIC(Comm&) isend(MailboxPtr chan, void* payload, double simulatedSize);
+
+ /** @brief Returns the actor ID of the current actor (same as pid). */
+ XBT_PUBLIC(aid_t) pid();
+
+ /** @brief Returns the ancestor's actor ID of the current actor (same as ppid). */
+ XBT_PUBLIC(aid_t) ppid();
+
+ /** @brief Returns the name of the current actor. */
+ XBT_PUBLIC(std::string) name();
+
+ /** @brief Returns the name of the host on which the process is running. */
+ XBT_PUBLIC(Host*) host();
+
+ /** @brief Suspend the actor. */
+ XBT_PUBLIC(void) suspend();
+
+ /** @brief Resume the actor. */
+ XBT_PUBLIC(void) resume();
+
+ XBT_PUBLIC(int) isSuspended();
+
+ /** @brief kill the actor. */
+ XBT_PUBLIC(void) kill();
- /** @brief Return the PID of the current actor. */
- XBT_PUBLIC(int) pid();
+ /** @brief Add a function to the list of "on_exit" functions. */
+ XBT_PUBLIC(void) onExit(int_f_pvoid_pvoid_t fun, void* data);
- /** @brief Return the PPID of the current actor. */
- int ppid();
+ /** @brief Migrate the actor to a new host. */
+ XBT_PUBLIC(void) migrate(Host* new_host);
};
/** @} */