3e72fccacf
Modify the configure logic and the PMI components to accommodate Cray's approach. Refactor the PMI error reporting code so it resides in only one place. Cray actually decided -not- to define the PMI-2 error codes, so we have to use the PMI-1 codes instead. More fun. This commit was SVN r25348.
122 строки
2.7 KiB
C
122 строки
2.7 KiB
C
/* -*- C -*-
|
|
*
|
|
* Copyright (c) 2011 Cisco Systems, Inc. All rights reserved.
|
|
* Copyright (c) 2011 Los Alamos National Security, LLC. All
|
|
* rights reserved.
|
|
* $COPYRIGHT$
|
|
*
|
|
* Additional copyrights may follow
|
|
*
|
|
* $HEADER$
|
|
*/
|
|
|
|
#include "orte_config.h"
|
|
#include "orte/constants.h"
|
|
|
|
#include <pmi.h>
|
|
#if WANT_CRAY_PMI2_EXT
|
|
#include <pmi2.h>
|
|
#endif
|
|
|
|
#include "opal/mca/mca.h"
|
|
#include "opal/mca/base/mca_base_param.h"
|
|
|
|
#include "orte/util/proc_info.h"
|
|
|
|
#include "grpcomm_pmi.h"
|
|
|
|
/*
|
|
* Struct of function pointers that need to be initialized
|
|
*/
|
|
orte_grpcomm_base_component_t mca_grpcomm_pmi_component = {
|
|
{
|
|
ORTE_GRPCOMM_BASE_VERSION_2_0_0,
|
|
|
|
"pmi", /* MCA module name */
|
|
ORTE_MAJOR_VERSION, /* MCA module major version */
|
|
ORTE_MINOR_VERSION, /* MCA module minor version */
|
|
ORTE_RELEASE_VERSION, /* MCA module release version */
|
|
orte_grpcomm_pmi_open, /* module open */
|
|
orte_grpcomm_pmi_close, /* module close */
|
|
orte_grpcomm_pmi_component_query /* module query */
|
|
},
|
|
{
|
|
/* The component is checkpoint ready */
|
|
MCA_BASE_METADATA_PARAM_CHECKPOINT
|
|
}
|
|
};
|
|
|
|
|
|
/* Open the component */
|
|
int orte_grpcomm_pmi_open(void)
|
|
{
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
int orte_grpcomm_pmi_close(void)
|
|
{
|
|
#if WANT_CRAY_PMI2_EXT
|
|
if (PMI2_Initialized()) {
|
|
PMI2_Finalize();
|
|
}
|
|
#else
|
|
PMI_BOOL initialized;
|
|
|
|
/* if we weren't selected, cleanup */
|
|
if (PMI_SUCCESS == PMI_Initialized(&initialized) &&
|
|
PMI_TRUE == initialized) {
|
|
PMI_Finalize();
|
|
}
|
|
#endif
|
|
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
static bool pmi_startup(void)
|
|
{
|
|
#if WANT_CRAY_PMI2_EXT
|
|
int spawned, size, rank, appnum;
|
|
|
|
if (PMI2_Initialized()) {
|
|
/* already initialized */
|
|
return true;
|
|
}
|
|
/* if we can't startup PMI, we can't be used */
|
|
if (PMI_SUCCESS != PMI2_Init(&spawned, &size, &rank, &appnum)) {
|
|
return false;
|
|
}
|
|
/* ignore the info - we'll pick it up elsewhere */
|
|
return true;
|
|
#else
|
|
PMI_BOOL initialized;
|
|
|
|
if (PMI_SUCCESS != PMI_Init(&initialized)) {
|
|
return false;
|
|
}
|
|
if (PMI_TRUE != initialized) {
|
|
if (PMI_SUCCESS != PMI_Init(&initialized)) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
#endif
|
|
}
|
|
|
|
int orte_grpcomm_pmi_component_query(mca_base_module_t **module, int *priority)
|
|
{
|
|
/* for now, only use PMI when direct launched */
|
|
if (!ORTE_PROC_IS_HNP &&
|
|
NULL == orte_process_info.my_hnp_uri &&
|
|
pmi_startup()) {
|
|
/* if PMI is available, use it */
|
|
*priority = 100;
|
|
*module = (mca_base_module_t *)&orte_grpcomm_pmi_module;
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
/* we can't run */
|
|
*priority = -1;
|
|
*module = NULL;
|
|
return ORTE_ERROR;
|
|
}
|