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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2004-2008 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) 2012-2015 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2015 Intel, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "orte_config.h"
#include "orte/constants.h"
#include "opal/mca/base/base.h"
#include "opal/util/net.h"
#include "opal/opal_socket_errno.h"
#include "orte/util/name_fns.h"
#include "orte/mca/errmgr/errmgr.h"
#include "orte/runtime/orte_globals.h"
#include "orte/mca/ras/base/ras_private.h"
#include "ras_slurm.h"
/*
* Local functions
*/
static int ras_slurm_register(void);
static int ras_slurm_open(void);
static int ras_slurm_close(void);
static int orte_ras_slurm_component_query(mca_base_module_t **module, int *priority);
orte_ras_slurm_component_t mca_ras_slurm_component = {
{
/* First, the mca_base_component_t struct containing meta
information about the component itself */
.base_version = {
ORTE_RAS_BASE_VERSION_2_0_0,
/* Component name and version */
.mca_component_name = "slurm",
MCA_BASE_MAKE_VERSION(component, ORTE_MAJOR_VERSION, ORTE_MINOR_VERSION,
ORTE_RELEASE_VERSION),
/* Component open and close functions */
.mca_open_component = ras_slurm_open,
.mca_close_component = ras_slurm_close,
.mca_query_component = orte_ras_slurm_component_query,
.mca_register_component_params = ras_slurm_register
},
.base_data = {
/* The component is checkpoint ready */
MCA_BASE_METADATA_PARAM_CHECKPOINT
},
}
};
static int ras_slurm_register(void)
{
mca_base_component_t *component = &mca_ras_slurm_component.super.base_version;
mca_ras_slurm_component.timeout = 30;
(void) mca_base_component_var_register (component, "dyn_allocate_timeout",
"Number of seconds to wait for Slurm dynamic allocation",
MCA_BASE_VAR_TYPE_INT, NULL, 0, 0,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_READONLY,
&mca_ras_slurm_component.timeout);
mca_ras_slurm_component.dyn_alloc_enabled = false;
(void) mca_base_component_var_register (component, "enable_dyn_alloc",
"Whether or not dynamic allocations are enabled",
MCA_BASE_VAR_TYPE_BOOL, NULL, 0, 0,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_READONLY,
&mca_ras_slurm_component.dyn_alloc_enabled);
mca_ras_slurm_component.config_file = NULL;
(void) mca_base_component_var_register (component, "config_file",
"Path to Slurm configuration file",
MCA_BASE_VAR_TYPE_STRING, NULL, 0, 0,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_READONLY,
&mca_ras_slurm_component.config_file);
mca_ras_slurm_component.rolling_alloc = false;
(void) mca_base_component_var_register (component, "enable_rolling_alloc",
"Enable partial dynamic allocations",
MCA_BASE_VAR_TYPE_BOOL, NULL, 0, 0,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_READONLY,
&mca_ras_slurm_component.rolling_alloc);
mca_ras_slurm_component.use_all = false;
(void) mca_base_component_var_register (component, "use_entire_allocation",
"Use entire allocation (not just job step nodes) for this application",
MCA_BASE_VAR_TYPE_BOOL, NULL, 0, 0,
OPAL_INFO_LVL_5,
MCA_BASE_VAR_SCOPE_READONLY,
&mca_ras_slurm_component.use_all);
return ORTE_SUCCESS;
}
static int ras_slurm_open(void)
{
return ORTE_SUCCESS;
}
static int ras_slurm_close(void)
{
return ORTE_SUCCESS;
}
static int orte_ras_slurm_component_query(mca_base_module_t **module, int *priority)
{
/* if I built, then slurm support is available. If
* I am not in a Slurm allocation, and dynamic alloc
* is not enabled, then disqualify myself
*/
if (NULL == getenv("SLURM_JOBID") &&
!mca_ras_slurm_component.dyn_alloc_enabled) {
/* disqualify ourselves */
*priority = 0;
*module = NULL;
return ORTE_ERROR;
}
OPAL_OUTPUT_VERBOSE((2, orte_ras_base_framework.framework_output,
"%s ras:slurm: available for selection",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
/* since only one RM can exist on a cluster, just set
* my priority to something - the other components won't
* be responding anyway
*/
*priority = 50;
*module = (mca_base_module_t *) &orte_ras_slurm_module;
return ORTE_SUCCESS;
}
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