#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"
SIMIX_process_on_exit_runall(process);
/* Unregister from the kill timer if any */
- if (process->kill_timer != nullptr)
+ if (process->kill_timer != nullptr) {
SIMIX_timer_remove(process->kill_timer);
+ process->kill_timer = nullptr;
+ }
xbt_os_mutex_acquire(simix_global->mutex);
/* cancel non-blocking communications */
- smx_activity_t synchro = process->comms.front();
while (not process->comms.empty()) {
+ smx_activity_t synchro = process->comms.front();
+ process->comms.pop_front();
simgrid::kernel::activity::CommImplPtr comm =
boost::static_pointer_cast<simgrid::kernel::activity::CommImpl>(synchro);
} else {
xbt_die("Communication synchro %p is in my list but I'm not the sender nor the receiver", synchro.get());
}
- process->comms.pop_front();
- synchro = process->comms.front();
comm->cancel();
}
ActorImpl::~ActorImpl()
{
delete this->context;
- xbt_dict_free(&this->properties);
}
static int dying_daemon(void* exit_status, void* data)
}
}
-ActorImpl* ActorImpl::restart(ActorImpl* issuer)
+simgrid::s4u::Actor* ActorImpl::restart()
{
XBT_DEBUG("Restarting process %s on %s", cname(), host->getCname());
arg.auto_restart = auto_restart;
// kill the old process
- SIMIX_process_kill(this, issuer);
+ 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);
+ arg.properties.get(), 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);
+ actor->auto_restart = arg.auto_restart;
- return actor;
+ return actor->ciface();
}
smx_activity_t ActorImpl::suspend(ActorImpl* issuer)
} 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->context = SIMIX_context_new(std::move(code), simix_global->cleanup_process_function, process);
/* Add properties */
- process->properties = properties;
+ if (properties != nullptr)
+ for (auto const& 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)
/* Now insert it in the global process list and in the process to run list */
simix_global->process_list[process->pid] = process;
XBT_DEBUG("Inserting %s(%s) in the to_run list", process->cname(), host->getCname());
- xbt_dynar_push_as(simix_global->process_to_run, smx_actor_t, process);
+ simix_global->process_to_run.push_back(process);
intrusive_ptr_add_ref(process);
/* Tracing the process creation */
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;
}
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 const& 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);
/* Now insert it in the global process list and in the process to run list */
simix_global->process_list[process->pid] = process;
XBT_DEBUG("Inserting %s(%s) in the to_run list", process->cname(), host->getCname());
- xbt_dynar_push_as(simix_global->process_to_run, smx_actor_t, process);
+ simix_global->process_to_run.push_back(process);
/* Tracing the process creation */
TRACE_msg_process_create(process->cname(), process->pid, process->host);
if (not context)
xbt_die("Not a suitable context");
- simix_global->cleanup_process_function(context->process());
-
- // Let maestro ignore we are still alive:
- // xbt_swag_remove(context->process(), simix_global->process_list);
-
- // TODO, Remove from proces list:
- // xbt_swag_remove(process, sg_host_simix(host)->process_list);
-
+ auto process = context->process();
+ simix_global->cleanup_process_function(process);
context->attach_stop();
- // delete context;
+ delete process;
}
/**
{
SIMIX_context_runall();
- xbt_dynar_t tmp = simix_global->process_that_ran;
- simix_global->process_that_ran = simix_global->process_to_run;
- simix_global->process_to_run = tmp;
- xbt_dynar_reset(simix_global->process_to_run);
+ simix_global->process_to_run.swap(simix_global->process_that_ran);
+ simix_global->process_to_run.clear();
}
-void simcall_HANDLER_process_kill(smx_simcall_t simcall, smx_actor_t process) {
- SIMIX_process_kill(process, simcall->issuer);
-}
/**
* \brief Internal function to kill a SIMIX process.
*
xbt_die("Unknown type of activity");
}
- /*
- switch (process->waiting_synchro->type) {
- case SIMIX_SYNC_JOIN:
- SIMIX_process_sleep_destroy(process->waiting_synchro);
- break;
- } */
-
process->waiting_synchro = nullptr;
}
- if (not xbt_dynar_member(simix_global->process_to_run, &(process)) && process != issuer) {
+ if (std::find(begin(simix_global->process_to_run), end(simix_global->process_to_run), process) ==
+ end(simix_global->process_to_run) &&
+ process != issuer) {
XBT_DEBUG("Inserting %s in the to_run list", process->name.c_str());
- xbt_dynar_push_as(simix_global->process_to_run, smx_actor_t, process);
+ simix_global->process_to_run.push_back(process);
}
}
simgrid::kernel::activity::ExecImplPtr exec =
boost::dynamic_pointer_cast<simgrid::kernel::activity::ExecImpl>(process->waiting_synchro);
- if (exec != nullptr) {
- SIMIX_execution_cancel(process->waiting_synchro);
- }
+ if (exec != nullptr && exec->surf_exec)
+ exec->surf_exec->cancel();
simgrid::kernel::activity::CommImplPtr comm =
boost::dynamic_pointer_cast<simgrid::kernel::activity::CommImpl>(process->waiting_synchro);
boost::dynamic_pointer_cast<simgrid::kernel::activity::SleepImpl>(process->waiting_synchro);
if (sleep != nullptr) {
SIMIX_process_sleep_destroy(process->waiting_synchro);
- if (not xbt_dynar_member(simix_global->process_to_run, &(process)) && process != SIMIX_process_self()) {
+ if (std::find(begin(simix_global->process_to_run), end(simix_global->process_to_run), process) ==
+ end(simix_global->process_to_run) &&
+ process != SIMIX_process_self()) {
XBT_DEBUG("Inserting %s in the to_run list", process->name.c_str());
- xbt_dynar_push_as(simix_global->process_to_run, smx_actor_t, process);
+ simix_global->process_to_run.push_back(process);
}
}
*/
void SIMIX_process_killall(smx_actor_t issuer, int reset_pid)
{
- for (auto kv : simix_global->process_list)
+ for (auto const& kv : simix_global->process_list)
if (kv.second != issuer)
SIMIX_process_kill(kv.second, issuer);
smx_actor_t SIMIX_process_get_by_name(const char* name)
{
- for (auto kv : simix_global->process_list)
+ for (auto const& kv : simix_global->process_list)
if (kv.second->name == name)
return kv.second;
return nullptr;
simcall->issuer->waiting_synchro = sync;
}
-static int SIMIX_process_join_finish(smx_process_exit_status_t status, void* synchro)
+static int SIMIX_process_join_finish(smx_process_exit_status_t status, smx_actor_t process, smx_activity_t sleep_act)
{
- simgrid::kernel::activity::SleepImpl* sleep = static_cast<simgrid::kernel::activity::SleepImpl*>(synchro);
-
+ simgrid::kernel::activity::SleepImpl* sleep = static_cast<simgrid::kernel::activity::SleepImpl*>(sleep_act.get());
if (sleep->surf_sleep) {
sleep->surf_sleep->cancel();
sleep->surf_sleep->unref();
sleep->surf_sleep = nullptr;
}
- // intrusive_ptr_release(process); // FIXME: We are leaking here. See comment in SIMIX_process_join()
+ intrusive_ptr_release(process);
+ intrusive_ptr_release(sleep_act.get());
return 0;
}
{
smx_activity_t res = issuer->sleep(timeout);
intrusive_ptr_add_ref(res.get());
- /* We are leaking the process here, but if we don't take the ref, we get a "use after free".
- * The correct solution would be to derivate the type SynchroSleep into a SynchroProcessJoin,
- * but the code is not clean enough for now for this.
- * The C API should first be properly replaced with the C++ one, which is a fair amount of work.
- */
intrusive_ptr_add_ref(process);
- SIMIX_process_on_exit(process, (int_f_pvoid_pvoid_t)SIMIX_process_join_finish, &*res);
+ SIMIX_process_on_exit(process,
+ [](void*, void* arg) {
+ auto argp = static_cast<std::pair<smx_actor_t, smx_activity_t>*>(arg);
+ int res = simgrid::simix::kernelImmediate(
+ [&] { return SIMIX_process_join_finish(SMX_EXIT_SUCCESS, argp->first, argp->second); });
+ delete argp;
+ return res;
+ },
+ new std::pair<smx_actor_t, smx_activity_t>(process, res));
return res;
}
/**
* \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
*/
/* 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->userdata,
- SIMIX_timer_get_date(self->kill_timer), self->properties, self->auto_restart);
+ SIMIX_timer_get_date(self->kill_timer), self->getProperties(),
+ self->auto_restart);
}
XBT_DEBUG("Process %s@%s is dead", self->cname(), self->host->getCname());
self->context->stop();
xbt_abort();
}
-/**
- * \brief Returns the list of processes to run.
- */
-xbt_dynar_t SIMIX_process_get_runnable()
+/** @brief Returns the list of processes to run. */
+const std::vector<smx_actor_t>& simgrid::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())
- return nullptr;
- return simix_global->process_list.at(PID);
-}
-
-/** @brief returns a dynar containing all currently existing processes */
-xbt_dynar_t SIMIX_processes_as_dynar() {
- xbt_dynar_t res = xbt_dynar_new(sizeof(smx_actor_t),nullptr);
- for (auto kv : simix_global->process_list) {
- smx_actor_t proc = kv.second;
- xbt_dynar_push(res,&proc);
- }
- return res;
+ auto process = simix_global->process_list.find(PID);
+ return process == simix_global->process_list.end() ? nullptr : process->second;
}
void SIMIX_process_on_exit_runall(smx_actor_t process) {
smx_process_exit_status_t exit_status = (process->context->iwannadie) ? SMX_EXIT_FAILURE : SMX_EXIT_SUCCESS;
while (not process->on_exit.empty()) {
s_smx_process_exit_fun_t exit_fun = process->on_exit.back();
- (exit_fun.fun)((void*)exit_status, exit_fun.arg);
process->on_exit.pop_back();
+ (exit_fun.fun)((void*)exit_status, exit_fun.arg);
}
}
/**
* \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 process->restart(simcall->issuer);
-}
-
/** @brief Restart a process, starting it again from the beginning. */
/**
* \ingroup simix_process_management
* \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 = "";