1
1
openmpi/orte/mca/ras/bjs/ras_bjs_component.c
Josh Hursey dadca7da88 Merging in the jjhursey-ft-cr-stable branch (r13912 : HEAD).
This merge adds Checkpoint/Restart support to Open MPI. The initial
frameworks and components support a LAM/MPI-like implementation.

This commit follows the risk assessment presented to the Open MPI core
development group on Feb. 22, 2007.

This commit closes trac:158

More details to follow.

This commit was SVN r14051.

The following SVN revisions from the original message are invalid or
inconsistent and therefore were not cross-referenced:
  r13912

The following Trac tickets were found above:
  Ticket 158 --> https://svn.open-mpi.org/trac/ompi/ticket/158
2007-03-16 23:11:45 +00:00

132 строки
3.5 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.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "orte_config.h"
#include "orte/orte_constants.h"
#include "opal/mca/base/base.h"
#include "opal/mca/base/mca_base_param.h"
#include "orte/util/proc_info.h"
#include "opal/util/output.h"
#include "ras_bjs.h"
/*
* Local functions
*/
static int orte_ras_bjs_open(void);
static int orte_ras_bjs_close(void);
static orte_ras_base_module_t* orte_ras_bjs_init(int* priority);
orte_ras_bjs_component_t mca_ras_bjs_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,
"bjs", /* MCA component name */
ORTE_MAJOR_VERSION, /* MCA component major version */
ORTE_MINOR_VERSION, /* MCA component minor version */
ORTE_RELEASE_VERSION, /* MCA component release version */
orte_ras_bjs_open, /* component open */
orte_ras_bjs_close /* component close */
},
/* Next the MCA v1.0.0 component meta data */
{
/* The component is checkpoint ready */
MCA_BASE_METADATA_PARAM_CHECKPOINT
},
orte_ras_bjs_init
}
};
/**
* Convience functions to lookup MCA parameter values.
*/
static int orte_ras_bjs_param_register_int(
const char* param_name,
int default_value)
{
int id = mca_base_param_register_int("ras","bjs",param_name,NULL,default_value);
int param_value = default_value;
mca_base_param_lookup_int(id,&param_value);
return param_value;
}
static char* orte_ras_bjs_param_register_string(
const char * a, const char *b, const char *c,
const char* default_value)
{
char *param_value;
int id = mca_base_param_register_string(a, b, c, NULL, default_value);
mca_base_param_lookup_string(id, &param_value);
return param_value;
}
/**
* component open/close/init function
*/
static int orte_ras_bjs_open(void)
{
mca_ras_bjs_component.debug = orte_ras_bjs_param_register_int("debug",1);
mca_ras_bjs_component.priority = orte_ras_bjs_param_register_int("priority",75);
/* JMS To be changed post-beta to LAM's C/N command line notation */
mca_ras_bjs_component.schedule_policy =
orte_ras_bjs_param_register_string("ras", "base", "schedule_policy", "slot");
return ORTE_SUCCESS;
}
static orte_ras_base_module_t *orte_ras_bjs_init(int* priority)
{
/* if we are not an HNP, then we must not be selected */
if (!orte_process_info.seed) {
return NULL;
}
#if 0
if(getenv("NODES") == NULL) {
return NULL;
}
#endif
*priority = mca_ras_bjs_component.priority;
return &orte_ras_bjs_module;
}
/**
* Close all subsystems.
*/
static int orte_ras_bjs_close(void)
{
return ORTE_SUCCESS;
}