dadca7da88
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
90 строки
2.6 KiB
C
90 строки
2.6 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) 2004-2005 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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* $COPYRIGHT$
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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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/**
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* @file
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*
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* SELF CRS component
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*
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* Simple, braindead implementation.
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*/
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#ifndef MCA_CRS_SELF_EXPORT_H
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#define MCA_CRS_SELF_EXPORT_H
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#include "opal_config.h"
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#include "opal/util/output.h"
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#include "opal/mca/mca.h"
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#include "opal/mca/crs/crs.h"
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#if defined(c_plusplus) || defined(__cplusplus)
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extern "C" {
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#endif
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#define PREFIX_DEFAULT ("opal_crs_self_user")
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#define SUFFIX_CHECKPOINT ("checkpoint")
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#define SUFFIX_CONTINUE ("continue")
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#define SUFFIX_RESTART ("restart")
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typedef int (*opal_crs_self_checkpoint_callback_fn_t)(char **restart_cmd);
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typedef int (*opal_crs_self_continue_callback_fn_t)(void);
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typedef int (*opal_crs_self_restart_callback_fn_t)(void);
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/*
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* Local Component structures
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*/
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struct opal_crs_self_component_t {
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opal_crs_base_component_t super; /** Base CRS component */
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char *prefix; /** Prefix for user callbacks */
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bool do_restart; /** Start by calling user restart routine in opal_init? */
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bool can_checkpoint; /** If checkpointing is enabled */
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/** User defined functions */
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opal_crs_self_checkpoint_callback_fn_t ucb_checkpoint_fn;
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opal_crs_self_continue_callback_fn_t ucb_continue_fn;
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opal_crs_self_restart_callback_fn_t ucb_restart_fn;
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};
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typedef struct opal_crs_self_component_t opal_crs_self_component_t;
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extern opal_crs_self_component_t mca_crs_self_component;
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/*
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* Module functions
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*/
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opal_crs_base_module_1_0_0_t *
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opal_crs_self_component_query(int *priority);
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int opal_crs_self_module_init(void);
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int opal_crs_self_module_finalize(void);
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/*
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* Actual funcationality
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*/
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int opal_crs_self_checkpoint( pid_t pid, opal_crs_base_snapshot_t *snapshot, opal_crs_state_type_t *state);
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int opal_crs_self_restart( opal_crs_base_snapshot_t *snapshot, bool spawn_child, pid_t *child_pid);
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int opal_crs_self_disable_checkpoint(void);
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int opal_crs_self_enable_checkpoint(void);
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#if defined(c_plusplus) || defined(__cplusplus)
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}
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#endif
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#endif /* MCA_CRS_SELF_EXPORT_H */
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