/* 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. */
+#include "src/surf/surf_interface.hpp"
#include "smx_private.h"
#include "xbt/sysdep.h"
#include "xbt/log.h"
#include "src/mc/mc_replay.h"
#include "src/mc/mc_client.h"
#include "src/simix/smx_private.hpp"
+#include "src/msg/msg_private.h"
#ifdef HAVE_SMPI
#include "src/smpi/private.h"
/* Unregister from the kill timer if any */
if (process->kill_timer != NULL)
- SIMIX_timer_remove(process->kill_timer);
+ SIMIX_timer_remove(process->kill_timer);
xbt_os_mutex_acquire(simix_global->mutex);
XBT_DEBUG("%p should not be run anymore",process);
xbt_swag_remove(process, simix_global->process_list);
- xbt_swag_remove(process, sg_host_simix(process->host)->process_list);
+ if (process->host)
+ xbt_swag_remove(process, sg_host_simix(process->host)->process_list);
xbt_swag_insert(process, simix_global->process_to_destroy);
process->context->iwannadie = 0;
}
}
-/**
- * \brief Creates and runs the maestro process
- */
-void SIMIX_create_maestro_process()
+namespace simgrid {
+namespace simix {
+
+void create_maestro(std::function<void()> code)
{
smx_process_t maestro = NULL;
-
/* Create maestro process and intilialize it */
maestro = xbt_new0(s_smx_process_t, 1);
maestro->pid = simix_process_maxpid++;
maestro->ppid = -1;
- maestro->name = (char *) "";
+ maestro->name = (char*) "";
+ maestro->data = nullptr;
maestro->running_ctx = (xbt_running_ctx_t*) xbt_malloc0(sizeof(xbt_running_ctx_t));
XBT_RUNNING_CTX_INITIALIZE(maestro->running_ctx);
- maestro->context = SIMIX_context_new(NULL, 0, NULL, NULL, maestro);
+
+ if (!code) {
+ maestro->context = SIMIX_context_new(NULL, 0, nullptr, NULL, maestro);
+ } else {
+ if (!simix_global)
+ xbt_die("simix is not initialized, please call MSG_init first");
+ maestro->context =
+ simix_global->context_factory->create_maestro(code, maestro);
+ }
+
maestro->simcall.issuer = maestro;
simix_global->maestro_process = maestro;
- return;
}
+
+}
+}
+
+/**
+ * \brief Creates and runs the maestro process
+ */
+void SIMIX_maestro_create(void (*code)(void*), void* data)
+{
+ simgrid::simix::create_maestro(std::bind(code, data));
+}
+
/**
* \brief Stops a process.
*
sg_host_get_name(process->host), kill_time);
process->kill_timer = SIMIX_timer_set(kill_time, kill_process, process);
}
+
+ /* Tracing the process creation */
+ TRACE_msg_process_create(process->name, process->pid, process->host);
+ }
+ return process;
+}
+
+smx_process_t SIMIX_process_attach(
+ const char* name,
+ void *data,
+ const char* hostname,
+ xbt_dict_t properties,
+ smx_process_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.
+
+ sg_host_t host = sg_host_by_name(hostname);
+ 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);
+ return nullptr;
+ }
+
+ smx_process_t process = xbt_new0(s_smx_process_t, 1);
+ /* Process data */
+ process->pid = simix_process_maxpid++;
+ process->name = xbt_strdup(name);
+ process->host = host;
+ process->data = data;
+ process->comms = xbt_fifo_new();
+ process->simcall.issuer = process;
+ process->ppid = -1;
+ /* Initiliaze data segment to default value */
+ SIMIX_segment_index_set(process, -1);
+ if (parent_process != NULL) {
+ process->ppid = SIMIX_process_get_PID(parent_process);
+ /* SMPI process have their own data segment and
+ each other inherit from their father */
+ #ifdef HAVE_SMPI
+ if(smpi_privatize_global_variables){
+ if(parent_process->pid != 0){
+ SIMIX_segment_index_set(process, parent_process->segment_index);
+ } else {
+ SIMIX_segment_index_set(process, process->pid - 1);
+ }
+ }
+ #endif
}
+
+ /* Process data for auto-restart */
+ process->auto_restart = false;
+ process->code = nullptr;
+ process->argc = 0;
+ process->argv = nullptr;
+
+ XBT_VERB("Create context %s", process->name);
+ if (!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->running_ctx = (xbt_running_ctx_t*) xbt_malloc0(sizeof(xbt_running_ctx_t));
+ XBT_RUNNING_CTX_INITIALIZE(process->running_ctx);
+
+ if(MC_is_active()){
+ MC_ignore_heap(process->running_ctx, sizeof(*process->running_ctx));
+ }
+
+ /* Add properties */
+ process->properties = properties;
+
+ /* Add the process to it's host process list */
+ xbt_swag_insert(process, sg_host_simix(host)->process_list);
+
+ /* Now insert it in the global process list and in the process to run list */
+ xbt_swag_insert(process, simix_global->process_list);
+ XBT_DEBUG("Inserting %s(%s) in the to_run list", process->name, sg_host_get_name(host));
+ xbt_dynar_push_as(simix_global->process_to_run, smx_process_t, process);
+
+ /* Tracing the process creation */
+ TRACE_msg_process_create(process->name, process->pid, process->host);
+
+ auto context = dynamic_cast<simgrid::simix::AttachContext*>(process->context);
+ if (!context)
+ xbt_die("Not a suitable context");
+
+ context->attach_start();
return process;
}
+void SIMIX_process_detach(void)
+{
+ auto context = dynamic_cast<simgrid::simix::AttachContext*>(SIMIX_context_self());
+ if (!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);
+
+ // TODDO, Remove from proces list:
+ // xbt_swag_remove(process, sg_host_simix(host)->process_list);
+
+ context->attach_stop();
+ // delete context;
+}
+
/**
* \brief Executes the processes from simix_global->process_to_run.
*
case SIMIX_SYNC_EXECUTE:
case SIMIX_SYNC_PARALLEL_EXECUTE:
- SIMIX_process_execution_destroy(process->waiting_synchro);
+ SIMIX_execution_destroy(process->waiting_synchro);
break;
case SIMIX_SYNC_COMMUNICATE:
case SIMIX_SYNC_EXECUTE:
case SIMIX_SYNC_PARALLEL_EXECUTE:
- SIMIX_process_execution_cancel(process->waiting_synchro);
+ SIMIX_execution_cancel(process->waiting_synchro);
break;
case SIMIX_SYNC_COMMUNICATE:
} else {
xbt_fifo_push(sync_suspend->simcalls, simcall);
process->waiting_synchro = sync_suspend;
- SIMIX_host_execution_suspend(process->waiting_synchro);
+ SIMIX_execution_suspend(process->waiting_synchro);
}
/* If we are suspending ourselves, then just do not finish the simcall now */
}
case SIMIX_SYNC_EXECUTE:
case SIMIX_SYNC_PARALLEL_EXECUTE:
- SIMIX_host_execution_suspend(process->waiting_synchro);
+ SIMIX_execution_suspend(process->waiting_synchro);
break;
case SIMIX_SYNC_COMMUNICATE:
}
} else {
/* FIXME: computation size is zero. Is it okay that bound is zero ? */
- return SIMIX_process_execute(process, "suspend", 0.0, 1.0, 0.0, 0);
+ return SIMIX_execution_start(process, "suspend", 0.0, 1.0, 0.0, 0);
}
}
case SIMIX_SYNC_EXECUTE:
case SIMIX_SYNC_PARALLEL_EXECUTE:
- SIMIX_host_execution_resume(process->waiting_synchro);
+ SIMIX_execution_resume(process->waiting_synchro);
break;
case SIMIX_SYNC_COMMUNICATE:
return self->ppid;
}
-void* SIMIX_process_self_get_data(smx_process_t self)
+void* SIMIX_process_self_get_data()
{
- xbt_assert(self == SIMIX_process_self(), "This is not the current process");
+ smx_process_t self = SIMIX_process_self();
if (!self) {
return NULL;
return SIMIX_process_get_data(self);
}
-void SIMIX_process_self_set_data(smx_process_t self, void *data)
+void SIMIX_process_self_set_data(void *data)
{
- xbt_assert(self == SIMIX_process_self(), "This is not the current process");
+ smx_process_t self = SIMIX_process_self();
SIMIX_process_set_data(self, data);
}
smx_process_t process = SIMIX_process_self();
if (process == NULL || process == simix_global->maestro_process)
- return "";
+ return "maestro";
return SIMIX_process_get_name(process);
}
static int SIMIX_process_join_finish(smx_process_exit_status_t status, smx_synchro_t sync){
if (sync->sleep.surf_sleep) {
- surf_action_cancel(sync->sleep.surf_sleep);
+ sync->sleep.surf_sleep->cancel();
smx_simcall_t simcall;
while ((simcall = (smx_simcall_t) xbt_fifo_shift(sync->simcalls))) {
SIMIX_simcall_answer(simcall);
}
}
- surf_action_unref(sync->sleep.surf_sleep);
+ sync->sleep.surf_sleep->unref();
sync->sleep.surf_sleep = NULL;
}
xbt_mallocator_release(simix_global->synchro_mallocator, sync);
synchro->sleep.host = host;
synchro->sleep.surf_sleep = surf_host_sleep(host, duration);
- surf_action_set_data(synchro->sleep.surf_sleep, synchro);
+ synchro->sleep.surf_sleep->setData(synchro);
XBT_DEBUG("Create sleep synchronization %p", synchro);
return synchro;
while ((simcall = (smx_simcall_t) xbt_fifo_shift(synchro->simcalls))) {
- switch(surf_action_get_state(synchro->sleep.surf_sleep)){
+ switch (synchro->sleep.surf_sleep->getState()){
case SURF_ACTION_FAILED:
simcall->issuer->context->iwannadie = 1;
//SMX_EXCEPTION(simcall->issuer, host_error, 0, "Host failed");
xbt_assert(synchro->type == SIMIX_SYNC_SLEEP || synchro->type == SIMIX_SYNC_JOIN);
if (synchro->sleep.surf_sleep) {
- surf_action_unref(synchro->sleep.surf_sleep);
+ synchro->sleep.surf_sleep->unref();
synchro->sleep.surf_sleep = NULL;
}
if (synchro->type == SIMIX_SYNC_SLEEP)
void SIMIX_process_sleep_suspend(smx_synchro_t synchro)
{
xbt_assert(synchro->type == SIMIX_SYNC_SLEEP);
- surf_action_suspend(synchro->sleep.surf_sleep);
+ synchro->sleep.surf_sleep->suspend();
}
void SIMIX_process_sleep_resume(smx_synchro_t synchro)
{
XBT_DEBUG("Synchro state is %d on process_sleep_resume.", synchro->state);
xbt_assert(synchro->type == SIMIX_SYNC_SLEEP);
- surf_action_resume(synchro->sleep.surf_sleep);
+ synchro->sleep.surf_sleep->resume();
}
/**
/* callback: context fetching */
xbt_running_ctx_t *SIMIX_process_get_running_context(void)
{
- return SIMIX_process_self()->running_ctx;
+ smx_process_t process = SIMIX_process_self();
+ if (process)
+ return process->running_ctx;
+ else
+ return nullptr;
}
/* callback: termination */