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openmpi/orte/mca/ras/slurm/ras_slurm_component.c

109 строки
2.8 KiB
C

/*
* Copyright (c) 2004-2005 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.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "orte_config.h"
#include "opal/util/output.h"
#include "opal/mca/base/base.h"
#include "opal/mca/base/mca_base_param.h"
#include "orte/orte_constants.h"
#include "orte/util/proc_info.h"
#include "ras_slurm.h"
/*
* Local variables
*/
static int param_priority;
/*
* Local functions
*/
static int ras_slurm_open(void);
static orte_ras_base_module_t *ras_slurm_init(int*);
orte_ras_base_component_t mca_ras_slurm_component = {
/* First, the mca_base_component_t struct containing meta
information about the component itself */
{
/* Indicate that we are a ras v1.3.0 component (which also
implies a specific MCA version) */
ORTE_RAS_BASE_VERSION_1_3_0,
/* Component name and version */
"slurm",
ORTE_MAJOR_VERSION,
ORTE_MINOR_VERSION,
ORTE_RELEASE_VERSION,
/* Component open and close functions */
ras_slurm_open,
NULL
},
/* Next the MCA v1.0.0 component meta data */
{
/* Whether the component is checkpointable or not */
false
},
ras_slurm_init
};
static int ras_slurm_open(void)
{
param_priority =
mca_base_param_reg_int(&mca_ras_slurm_component.ras_version,
"priority",
"Priority of the slurm ras component",
false, false, 75, NULL);
return ORTE_SUCCESS;
}
static orte_ras_base_module_t *ras_slurm_init(int* priority)
{
/* if we are not an HNP, then we must not be selected */
if (!orte_process_info.seed) {
return NULL;
}
/* Are we running under a SLURM job? */
if (NULL != getenv("SLURM_JOBID")) {
mca_base_param_lookup_int(param_priority, priority);
opal_output(orte_ras_base.ras_output,
"ras:slurm: available for selection");
return &orte_ras_slurm_module;
}
/* Sadly, no */
opal_output(orte_ras_base.ras_output,
"ras:slurm: NOT available for selection");
return NULL;
}