0532d799d6
Some minor changes to help facilitate debugger support so that both mpirun and yod can operate with it. Still to be completed. This commit was SVN r18664.
211 строки
7.6 KiB
C
211 строки
7.6 KiB
C
/*
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* Copyright (c) 2004-2007 The Trustees of Indiana University.
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* All rights reserved.
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* Copyright (c) 2004-2008 The Trustees of the University of Tennessee.
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* All rights 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 (c) 2007 Evergrid, Inc. All rights reserved.
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*
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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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#include "orte_config.h"
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#include "orte/constants.h"
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#include "opal/mca/mca.h"
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#include "opal/mca/base/base.h"
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#include "opal/mca/base/mca_base_param.h"
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#include "opal/util/opal_environ.h"
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#include "orte/mca/snapc/snapc.h"
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#include "orte/mca/snapc/base/base.h"
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#include "orte/util/show_help.h"
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#include "orte/mca/snapc/base/static-components.h"
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#if ORTE_DISABLE_FULL_SUPPORT
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/* have to include a bogus function here so that
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* the build system sees at least one function
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* in the library
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*/
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int orte_snapc_base_open(void)
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{
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return ORTE_SUCCESS;
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}
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#else
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/*
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* Globals
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*/
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int orte_snapc_base_output = -1;
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bool orte_snapc_base_is_tool = false;
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orte_snapc_base_module_t orte_snapc = {
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NULL, /* snapc_init */
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NULL, /* snapc_finalize */
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NULL, /* setup_job */
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NULL /* release_job */
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};
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opal_list_t orte_snapc_base_components_available;
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orte_snapc_base_component_t orte_snapc_base_selected_component;
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orte_snapc_coord_type_t orte_snapc_coord_type = ORTE_SNAPC_UNASSIGN_TYPE;
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char * orte_snapc_base_global_snapshot_dir = NULL;
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char * orte_snapc_base_global_snapshot_loc = NULL;
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char * orte_snapc_base_global_snapshot_ref = NULL;
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bool orte_snapc_base_store_in_place = true;
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bool orte_snapc_base_store_only_one_seq = false;
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bool orte_snapc_base_establish_global_snapshot_dir = false;
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/**
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* Function for finding and opening either all MCA components,
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* or the one that was specifically requested via a MCA parameter.
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*/
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int orte_snapc_base_open(void)
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{
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int value = 0;
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char * str_value = NULL;
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OPAL_OUTPUT_VERBOSE((10, orte_snapc_base_output,
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"snapc:base: open()"));
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orte_snapc_base_output = opal_output_open(NULL);
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/* Global Snapshot directory */
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mca_base_param_reg_string_name("snapc",
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"base_global_snapshot_dir",
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"The base directory to use when storing global snapshots",
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false, false,
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opal_home_directory(),
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&orte_snapc_base_global_snapshot_dir);
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OPAL_OUTPUT_VERBOSE((20, orte_snapc_base_output,
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"snapc:base: open: base_global_snapshot_dir = %s",
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orte_snapc_base_global_snapshot_dir));
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/*
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* Store the checkpoint files in their final location.
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* This assumes that the storage place is on a shared file
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* system that all nodes can access uniformly.
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* Default = enabled
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*/
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mca_base_param_reg_int_name("snapc",
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"base_store_in_place",
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"If global_snapshot_dir is on a shared file system all nodes can access, "
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"then the checkpoint files can be stored in place instead of incurring a "
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"remote copy. [Default = enabled]",
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false, false,
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1,
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&value);
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orte_snapc_base_store_in_place = OPAL_INT_TO_BOOL(value);
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OPAL_OUTPUT_VERBOSE((20, orte_snapc_base_output,
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"snapc:base: open: base_store_in_place = %d",
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orte_snapc_base_store_in_place));
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/*
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* Reuse sequence numbers
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* This will create a directory and always use seq 0 for all checkpoints
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* This *should* also enforce a 2-phase commit protocol
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*/
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mca_base_param_reg_int_name("snapc_base",
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"only_one_seq",
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"Only store the most recent checkpoint sequence. [Default = disabled]",
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false, false,
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0,
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&value);
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orte_snapc_base_store_only_one_seq = OPAL_INT_TO_BOOL(value);
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OPAL_OUTPUT_VERBOSE((20, orte_snapc_base_output,
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"snapc:base: open: base_only_one_seq = %d",
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orte_snapc_base_store_only_one_seq));
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/*
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* Pre-establish the global snapshot directory upon job registration
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*/
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mca_base_param_reg_int_name("snapc_base",
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"establish_global_snapshot_dir",
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"Establish the global snapshot directory on job startup. [Default = disabled]",
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false, false,
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0,
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&value);
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orte_snapc_base_establish_global_snapshot_dir = OPAL_INT_TO_BOOL(value);
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OPAL_OUTPUT_VERBOSE((20, orte_snapc_base_output,
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"snapc:base: open: base_establish_global_snapshot_dir = %d",
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orte_snapc_base_establish_global_snapshot_dir));
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/*
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* User defined global snapshot directory name for this job
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*/
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mca_base_param_reg_string_name("snapc_base",
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"global_snapshot_ref",
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"The global snapshot reference to be used for this job. "
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" [Default = ompi_global_snapshot_MPIRUNPID.ckpt]",
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false, false,
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NULL,
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&orte_snapc_base_global_snapshot_ref);
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OPAL_OUTPUT_VERBOSE((20, orte_snapc_base_output,
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"snapc:base: open: base_global_snapshot_ref = %s",
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orte_snapc_base_global_snapshot_ref));
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/* Init the sequence (interval) number */
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orte_snapc_base_snapshot_seq_number = 0;
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if( NULL == orte_snapc_base_global_snapshot_loc ) {
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char *t1 = NULL;
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char *t2 = NULL;
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t1 = strdup( orte_snapc_base_unique_global_snapshot_name( getpid() ) );
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t2 = orte_snapc_base_get_global_snapshot_directory( t1 );
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orte_snapc_base_global_snapshot_loc = strdup(t2);
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free(t1);
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free(t2);
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}
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/*
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* Which SnapC component to open
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* - NULL or "" = auto-select
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* - "none" = Empty component
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* - ow. select that specific component
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* Note: Set the default to NULL here so ompi_info will work correctly,
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* The 'real' default is set in base_select.c
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*/
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mca_base_param_reg_string_name("snapc", NULL,
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"Which SNAPC component to use (empty = auto-select)",
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false, false,
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NULL, &str_value);
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if( NULL != str_value ) {
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free(str_value);
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}
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/* Open up all available components */
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if (OPAL_SUCCESS !=
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mca_base_components_open("snapc",
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orte_snapc_base_output,
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mca_snapc_base_static_components,
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&orte_snapc_base_components_available,
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true)) {
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return ORTE_ERROR;
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}
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return ORTE_SUCCESS;
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}
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#endif /* ORTE_DISABLE_FULL_SUPPORT */
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