133 строки
3.9 KiB
C
133 строки
3.9 KiB
C
/*
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* Copyright (c) 2004-2008 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*
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* These symbols are in a file by themselves to provide nice linker
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* semantics. Since linkers generally pull in symbols by object
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* files, keeping these symbols as the only symbols in this file
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* prevents utility programs such as "ompi_info" from having to import
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* entire components just to query their version and parameters.
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*/
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#include "orte_config.h"
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#include "orte/constants.h"
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#include "orte/util/name_fns.h"
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#include "orte/runtime/orte_globals.h"
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#include "orte/mca/plm/plm.h"
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#include "orte/mca/plm/base/plm_private.h"
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#include "plm_slurm.h"
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/*
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* Public string showing the plm ompi_slurm component version number
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*/
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const char *mca_plm_slurm_component_version_string =
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"Open MPI slurm plm MCA component version " ORTE_VERSION;
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/*
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* Local functions
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*/
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static int plm_slurm_register(void);
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static int plm_slurm_open(void);
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static int plm_slurm_close(void);
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static int orte_plm_slurm_component_query(mca_base_module_t **module, int *priority);
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/*
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* Instantiate the public struct with all of our public information
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* and pointers to our public functions in it
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*/
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orte_plm_slurm_component_t mca_plm_slurm_component = {
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{
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/* First, the mca_component_t struct containing meta
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information about the component itself */
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{
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ORTE_PLM_BASE_VERSION_2_0_0,
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/* Component name and version */
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"slurm",
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ORTE_MAJOR_VERSION,
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ORTE_MINOR_VERSION,
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ORTE_RELEASE_VERSION,
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/* Component open and close functions */
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plm_slurm_open,
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plm_slurm_close,
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orte_plm_slurm_component_query,
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plm_slurm_register
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},
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{
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/* The component is checkpoint ready */
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MCA_BASE_METADATA_PARAM_CHECKPOINT
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}
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}
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/* Other orte_plm_slurm_component_t items -- left uninitialized
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here; will be initialized in plm_slurm_open() */
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};
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static int plm_slurm_register(void)
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{
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mca_base_component_t *comp = &mca_plm_slurm_component.super.base_version;
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mca_plm_slurm_component.custom_args = NULL;
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(void) mca_base_component_var_register (comp, "args", "Custom arguments to srun",
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MCA_BASE_VAR_TYPE_STRING, NULL, 0, 0,
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OPAL_INFO_LVL_9,
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MCA_BASE_VAR_SCOPE_READONLY,
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&mca_plm_slurm_component.custom_args);
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return ORTE_SUCCESS;
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}
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static int plm_slurm_open(void)
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{
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return ORTE_SUCCESS;
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}
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static int orte_plm_slurm_component_query(mca_base_module_t **module, int *priority)
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{
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/* Are we running under a SLURM job? */
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if (NULL != getenv("SLURM_JOBID")) {
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*priority = 75;
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OPAL_OUTPUT_VERBOSE((1, orte_plm_base_framework.framework_output,
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"%s plm:slurm: available for selection",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
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*module = (mca_base_module_t *)&orte_plm_slurm_module;
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return ORTE_SUCCESS;
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}
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/* Sadly, no */
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*module = NULL;
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return ORTE_ERROR;
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}
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static int plm_slurm_close(void)
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{
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return ORTE_SUCCESS;
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}
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