#include <exception>
#include <functional>
+#include <map>
#include <string>
#include <utility>
#include <boost/range/algorithm.hpp>
-#include "xbt/dict.h"
#include "xbt/ex.hpp"
#include "xbt/functional.hpp"
#include "xbt/log.h"
#include "src/surf/surf_interface.hpp"
#ifdef HAVE_SMPI
-#include "src/smpi/private.h"
+#include "src/smpi/include/private.hpp"
#endif
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_process, simix, "Logging specific to SIMIX (process)");
ActorImpl::~ActorImpl()
{
delete this->context;
- xbt_dict_free(&this->properties);
}
static int dying_daemon(void* exit_status, void* data)
}
}
-smx_activity_t ActorImpl::suspend(smx_actor_t issuer)
+simgrid::s4u::Actor* ActorImpl::restart()
+{
+ XBT_DEBUG("Restarting process %s on %s", cname(), host->getCname());
+
+ // retrieve the arguments of the old process
+ // FIXME: Factorize this with SIMIX_host_add_auto_restart_process ?
+ simgrid::simix::ProcessArg arg;
+ arg.name = name;
+ arg.code = code;
+ arg.host = host;
+ arg.kill_time = SIMIX_timer_get_date(kill_timer);
+ arg.data = userdata;
+ arg.properties = nullptr;
+ arg.auto_restart = auto_restart;
+
+ // kill the old process
+ SIMIX_process_kill(this, (this == simix_global->maestro_process) ? this : SIMIX_process_self());
+
+ // start the new process
+ ActorImpl* actor = simix_global->create_process_function(arg.name.c_str(), std::move(arg.code), arg.data, arg.host,
+ arg.properties, nullptr);
+ if (arg.kill_time >= 0)
+ simcall_process_set_kill_time(actor, arg.kill_time);
+ if (arg.auto_restart)
+ actor->auto_restart = arg.auto_restart;
+
+ return actor->ciface();
+}
+
+smx_activity_t ActorImpl::suspend(ActorImpl* issuer)
{
if (suspended) {
- XBT_DEBUG("Process '%s' is already suspended", name.c_str());
+ XBT_DEBUG("Actor '%s' is already suspended", name.c_str());
return nullptr;
}
suspended = 1;
- /* If we are suspending another process that is waiting on a sync, suspend its synchronization. */
+ /* If we are suspending another actor that is waiting on a sync, suspend its synchronization. */
if (this != issuer) {
if (waiting_synchro)
waiting_synchro->suspend();
- /* If the other process is not waiting, its suspension is delayed to when the process is rescheduled. */
+ /* If the other actor is not waiting, its suspension is delayed to when the actor is rescheduled. */
return nullptr;
} else {
XBT_IN("process = %p", this);
if (context->iwannadie) {
- XBT_VERB("Ignoring request to suspend a process that is currently dying.");
+ XBT_VERB("Ignoring request to suspend an actor that is currently dying.");
return;
}
return;
suspended = 0;
- /* resume the synchronization that was blocking the resumed process. */
+ /* resume the synchronization that was blocking the resumed actor. */
if (waiting_synchro)
waiting_synchro->resume();
maestro = new simgrid::simix::ActorImpl();
maestro->pid = simix_process_maxpid++;
maestro->name = "";
- maestro->data = nullptr;
+ maestro->userdata = nullptr;
if (not code) {
maestro->context = SIMIX_context_new(std::function<void()>(), nullptr, maestro);
} else {
if (not simix_global)
xbt_die("simix is not initialized, please call MSG_init first");
- maestro->context =
- simix_global->context_factory->create_maestro(code, maestro);
+ maestro->context = simix_global->context_factory->create_maestro(code, maestro);
}
maestro->simcall.issuer = maestro;
* \return the process created
*/
smx_actor_t SIMIX_process_create(const char* name, std::function<void()> code, void* data, simgrid::s4u::Host* host,
- xbt_dict_t properties, smx_actor_t parent_process)
+ std::map<std::string, std::string>* properties, smx_actor_t parent_process)
{
XBT_DEBUG("Start process %s on host '%s'", name, host->getCname());
process->pid = simix_process_maxpid++;
process->name = simgrid::xbt::string(name);
process->host = host;
- process->data = data;
+ process->userdata = data;
process->simcall.issuer = process;
if (parent_process != nullptr) {
process->context = SIMIX_context_new(std::move(code), simix_global->cleanup_process_function, process);
/* Add properties */
- process->properties = properties;
+ if (properties != nullptr)
+ for (auto kv : *properties)
+ process->setProperty(kv.first, kv.second);
/* Make sure that the process is initialized for simix, in case we are called from the Host::onCreation signal */
if (host->extension<simgrid::simix::Host>() == nullptr)
return process;
}
-smx_actor_t SIMIX_process_attach(const char* name, void* data, const char* hostname, xbt_dict_t properties,
- smx_actor_t parent_process)
+smx_actor_t SIMIX_process_attach(const char* name, void* data, const char* hostname,
+ std::map<std::string, std::string>* properties, smx_actor_t parent_process)
{
// This is mostly a copy/paste from SIMIX_process_new(),
// it'd be nice to share some code between those two functions.
XBT_DEBUG("Attach process %s on host '%s'", name, hostname);
if (host->isOff()) {
- XBT_WARN("Cannot launch process '%s' on failed host '%s'",
- name, hostname);
+ XBT_WARN("Cannot launch process '%s' on failed host '%s'", name, hostname);
return nullptr;
}
process->pid = simix_process_maxpid++;
process->name = std::string(name);
process->host = host;
- process->data = data;
+ process->userdata = data;
process->simcall.issuer = process;
if (parent_process != nullptr) {
XBT_VERB("Create context %s", process->name.c_str());
if (not simix_global)
xbt_die("simix is not initialized, please call MSG_init first");
- process->context = simix_global->context_factory->attach(
- simix_global->cleanup_process_function, process);
+ process->context = simix_global->context_factory->attach(simix_global->cleanup_process_function, process);
/* Add properties */
- process->properties = properties;
+ if (properties != nullptr)
+ for (auto kv : *properties)
+ process->setProperty(kv.first, kv.second);
/* Add the process to it's host process list */
xbt_swag_insert(process, host->extension<simgrid::simix::Host>()->process_list);
if (not self) {
return nullptr;
}
- return self->data;
+ return self->getUserData();
}
void SIMIX_process_self_set_data(void *data)
{
- smx_actor_t self = SIMIX_process_self();
-
- SIMIX_process_set_data(self, data);
+ SIMIX_process_self()->setUserData(data);
}
-void SIMIX_process_set_data(smx_actor_t process, void *data)
-{
- process->data = data;
-}
/* needs to be public and without simcall because it is called
by exceptions and logging events */
/**
* \brief Calling this function makes the process to yield.
*
- * Only the current process can call this function, giving back the control to
- * maestro.
+ * Only the current process can call this function, giving back the control to maestro.
*
* \param self the current process
*/
SIMIX_process_on_exit_runall(self);
/* Add the process to the list of process to restart, only if the host is down */
if (self->auto_restart && self->host->isOff()) {
- SIMIX_host_add_auto_restart_process(self->host, self->cname(),
- self->code, self->data,
- SIMIX_timer_get_date(self->kill_timer),
- self->properties,
+ SIMIX_host_add_auto_restart_process(self->host, self->cname(), self->code, self->userdata,
+ SIMIX_timer_get_date(self->kill_timer), self->getProperties(),
self->auto_restart);
}
XBT_DEBUG("Process %s@%s is dead", self->cname(), self->host->getCname());
xbt_abort();
}
-/**
- * \brief Returns the list of processes to run.
- */
+/** @brief Returns the list of processes to run. */
xbt_dynar_t SIMIX_process_get_runnable()
{
return simix_global->process_to_run;
}
-/**
- * \brief Returns the process from PID.
- */
+/** @brief Returns the process from PID. */
smx_actor_t SIMIX_process_from_PID(aid_t PID)
{
- if (simix_global->process_list.find(PID) == simix_global->process_list.end())
+ try {
+ return simix_global->process_list.at(PID);
+ } catch (std::out_of_range& unfound) {
return nullptr;
- return simix_global->process_list.at(PID);
+ }
}
/** @brief returns a dynar containing all currently existing processes */
/**
* \brief Sets the auto-restart status of the process.
- * If set to 1, the process will be automatically restarted when its host
- * comes back.
+ * If set to 1, the process will be automatically restarted when its host comes back.
*/
void SIMIX_process_auto_restart_set(smx_actor_t process, int auto_restart) {
process->auto_restart = auto_restart;
}
-smx_actor_t simcall_HANDLER_process_restart(smx_simcall_t simcall, smx_actor_t process) {
- return SIMIX_process_restart(process, simcall->issuer);
-}
/** @brief Restart a process, starting it again from the beginning. */
-smx_actor_t SIMIX_process_restart(smx_actor_t process, smx_actor_t issuer) {
- XBT_DEBUG("Restarting process %s on %s", process->cname(), process->host->getCname());
-
- //retrieve the arguments of the old process
- //FIXME: Factorize this with SIMIX_host_add_auto_restart_process ?
- simgrid::simix::ProcessArg arg;
- arg.name = process->name;
- arg.code = process->code;
- arg.host = process->host;
- arg.kill_time = SIMIX_timer_get_date(process->kill_timer);
- arg.data = process->data;
- arg.properties = nullptr;
- arg.auto_restart = process->auto_restart;
-
- //kill the old process
- SIMIX_process_kill(process, issuer);
-
- //start the new process
- smx_actor_t actor = simix_global->create_process_function(arg.name.c_str(), std::move(arg.code), arg.data, arg.host,
- arg.properties, nullptr);
- if (arg.kill_time >= 0)
- simcall_process_set_kill_time(actor, arg.kill_time);
- if (arg.auto_restart)
- simcall_process_auto_restart_set(actor, arg.auto_restart);
-
- return actor;
-}
-
/**
* \ingroup simix_process_management
* \brief Creates and runs a new SIMIX process.
*
* \param name a name for the process. It is for user-level information and can be nullptr.
* \param code the main function of the process
- * \param data a pointer to any data one may want to attach to the new object. It is for user-level information and can be nullptr.
+ * \param data a pointer to any data one may want to attach to the new object. It is for user-level information and can
+ * be nullptr.
* It can be retrieved with the function \ref simcall_process_get_data.
* \param host where the new agent is executed.
* \param kill_time time when the process is killed
* \param properties the properties of the process
* \param auto_restart either it is autorestarting or not.
*/
-extern "C"
-smx_actor_t simcall_process_create(const char* name, xbt_main_func_t code, void* data, sg_host_t host, int argc,
- char** argv, xbt_dict_t properties)
+extern "C" smx_actor_t simcall_process_create(const char* name, xbt_main_func_t code, void* data, sg_host_t host,
+ int argc, char** argv, std::map<std::string, std::string>* properties)
{
if (name == nullptr)
name = "";
}
smx_actor_t simcall_process_create(const char* name, std::function<void()> code, void* data, sg_host_t host,
- xbt_dict_t properties)
+ std::map<std::string, std::string>* properties)
{
if (name == nullptr)
name = "";