da6428a822
This commit was SVN r27614.
210 строки
6.2 KiB
C
210 строки
6.2 KiB
C
/*
|
|
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
|
|
* University Research and Technology
|
|
* Corporation. All rights reserved.
|
|
* Copyright (c) 2004-2005 The University of Tennessee and The University
|
|
* of Tennessee Research Foundation. All rights
|
|
* reserved.
|
|
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
|
|
* University of Stuttgart. All rights reserved.
|
|
* Copyright (c) 2004-2005 The Regents of the University of California.
|
|
* All rights reserved.
|
|
* Copyright (c) 2006-2012 Los Alamos National Security, LLC. All rights
|
|
* reserved.
|
|
* Copyright (c) 2007-2012 Cisco Systems, Inc. All rights reserved.
|
|
* Copyright (c) 2007-2008 Sun Microsystems, Inc. All rights reserved.
|
|
*
|
|
* $COPYRIGHT$
|
|
*
|
|
* Additional copyrights may follow
|
|
*
|
|
* $HEADER$
|
|
*/
|
|
|
|
/** @file **/
|
|
|
|
#include "orte_config.h"
|
|
#include "orte/constants.h"
|
|
|
|
#include <sys/types.h>
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
|
|
#include "opal/util/error.h"
|
|
#include "opal/util/output.h"
|
|
#include "opal/runtime/opal.h"
|
|
#include "opal/threads/threads.h"
|
|
|
|
#include "orte/util/show_help.h"
|
|
#include "orte/mca/ess/base/base.h"
|
|
#include "orte/mca/ess/ess.h"
|
|
#include "orte/mca/errmgr/errmgr.h"
|
|
#include "orte/util/proc_info.h"
|
|
#include "orte/util/error_strings.h"
|
|
|
|
#include "orte/runtime/runtime.h"
|
|
#include "orte/runtime/orte_globals.h"
|
|
#include "orte/runtime/orte_locks.h"
|
|
|
|
/*
|
|
* Whether we have completed orte_init or we are in orte_finalize
|
|
*/
|
|
int orte_initialized = 0;
|
|
bool orte_finalizing = false;
|
|
bool orte_debug_flag = false;
|
|
int orte_debug_verbosity;
|
|
char *orte_prohibited_session_dirs = NULL;
|
|
bool orte_create_session_dirs = true;
|
|
opal_event_base_t *orte_event_base;
|
|
bool orte_event_base_active = true;
|
|
bool orte_proc_is_bound = false;
|
|
int orte_progress_thread_debug = -1;
|
|
#if OPAL_HAVE_HWLOC
|
|
hwloc_cpuset_t orte_proc_applied_binding = NULL;
|
|
#endif
|
|
|
|
orte_process_name_t orte_name_wildcard = {ORTE_JOBID_WILDCARD, ORTE_VPID_WILDCARD};
|
|
|
|
orte_process_name_t orte_name_invalid = {ORTE_JOBID_INVALID, ORTE_VPID_INVALID};
|
|
|
|
#if !ORTE_DISABLE_FULL_SUPPORT && ORTE_ENABLE_PROGRESS_THREADS
|
|
static void* orte_progress_thread_engine(opal_object_t *obj);
|
|
#endif
|
|
|
|
#if OPAL_CC_USE_PRAGMA_IDENT
|
|
#pragma ident ORTE_IDENT_STRING
|
|
#elif OPAL_CC_USE_IDENT
|
|
#ident ORTE_IDENT_STRING
|
|
#endif
|
|
const char orte_version_string[] = ORTE_IDENT_STRING;
|
|
|
|
#if !ORTE_DISABLE_FULL_SUPPORT && ORTE_ENABLE_PROGRESS_THREADS
|
|
static void ignore_callback(int fd, short args, void *cbdata)
|
|
{
|
|
if (NULL == cbdata) {
|
|
/* nothing to do here */
|
|
} else {
|
|
opal_event_t *ev = (opal_event_t*)cbdata;
|
|
struct timeval tv = {1, 0};
|
|
opal_event_evtimer_add(ev, &tv);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
int orte_init(int* pargc, char*** pargv, orte_proc_type_t flags)
|
|
{
|
|
int ret;
|
|
char *error = NULL;
|
|
|
|
if (0 < orte_initialized) {
|
|
/* track number of times we have been called */
|
|
orte_initialized++;
|
|
return ORTE_SUCCESS;
|
|
}
|
|
orte_initialized++;
|
|
|
|
/* initialize the opal layer */
|
|
if (ORTE_SUCCESS != (ret = opal_init(pargc, pargv))) {
|
|
error = "opal_init";
|
|
goto error;
|
|
}
|
|
|
|
/* ensure we know the type of proc for when we finalize */
|
|
orte_process_info.proc_type = flags;
|
|
|
|
/* setup the locks */
|
|
if (ORTE_SUCCESS != (ret = orte_locks_init())) {
|
|
error = "orte_locks_init";
|
|
goto error;
|
|
}
|
|
|
|
/* Register all MCA Params */
|
|
if (ORTE_SUCCESS != (ret = orte_register_params())) {
|
|
error = "orte_register_params";
|
|
goto error;
|
|
}
|
|
|
|
/* setup the orte_show_help system */
|
|
if (ORTE_SUCCESS != (ret = orte_show_help_init())) {
|
|
error = "opal_output_init";
|
|
goto error;
|
|
}
|
|
|
|
/* register handler for errnum -> string conversion */
|
|
opal_error_register("ORTE", ORTE_ERR_BASE, ORTE_ERR_MAX, orte_err2str);
|
|
|
|
/* Ensure the rest of the process info structure is initialized */
|
|
if (ORTE_SUCCESS != (ret = orte_proc_info())) {
|
|
error = "orte_proc_info";
|
|
goto error;
|
|
}
|
|
|
|
/* open the ESS and select the correct module for this environment */
|
|
if (ORTE_SUCCESS != (ret = orte_ess_base_open())) {
|
|
error = "orte_ess_base_open";
|
|
goto error;
|
|
}
|
|
if (ORTE_SUCCESS != (ret = orte_ess_base_select())) {
|
|
error = "orte_ess_base_select";
|
|
goto error;
|
|
}
|
|
|
|
#if !ORTE_DISABLE_FULL_SUPPORT && ORTE_ENABLE_PROGRESS_THREADS
|
|
#if OPAL_EVENT_HAVE_THREAD_SUPPORT
|
|
/* get a separate orte event base */
|
|
orte_event_base = opal_event_base_create();
|
|
/* setup the finalize event - we'll need it
|
|
* to break the thread out of the event lib
|
|
* when we want to stop it
|
|
*/
|
|
opal_event_set(orte_event_base, &orte_finalize_event, -1, OPAL_EV_WRITE, ignore_callback, NULL);
|
|
opal_event_set_priority(&orte_finalize_event, ORTE_ERROR_PRI);
|
|
/* construct the thread object */
|
|
OBJ_CONSTRUCT(&orte_progress_thread, opal_thread_t);
|
|
/* fork off a thread to progress it */
|
|
orte_progress_thread.t_run = orte_progress_thread_engine;
|
|
if (OPAL_SUCCESS != (ret = opal_thread_start(&orte_progress_thread))) {
|
|
error = "orte progress thread start";
|
|
goto error;
|
|
}
|
|
#else
|
|
error = "event thread support is not configured";
|
|
ret = ORTE_ERROR;
|
|
goto error;
|
|
#endif
|
|
#else
|
|
/* set the event base to the opal one */
|
|
orte_event_base = opal_event_base;
|
|
#endif
|
|
|
|
/* initialize the RTE for this environment */
|
|
if (ORTE_SUCCESS != (ret = orte_ess.init())) {
|
|
error = "orte_ess_init";
|
|
goto error;
|
|
}
|
|
|
|
/* All done */
|
|
return ORTE_SUCCESS;
|
|
|
|
error:
|
|
if (ORTE_ERR_SILENT != ret) {
|
|
orte_show_help("help-orte-runtime",
|
|
"orte_init:startup:internal-failure",
|
|
true, error, ORTE_ERROR_NAME(ret), ret);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
#if !ORTE_DISABLE_FULL_SUPPORT && ORTE_ENABLE_PROGRESS_THREADS
|
|
static void* orte_progress_thread_engine(opal_object_t *obj)
|
|
{
|
|
while (orte_event_base_active) {
|
|
opal_event_loop(orte_event_base, OPAL_EVLOOP_ONCE);
|
|
}
|
|
return OPAL_THREAD_CANCELLED;
|
|
}
|
|
#endif
|