3b4073e32c
* Extension to the ESS framework to support C/R
* Fixed support for {{{snapc_base_establish_global_snapshot_dir}}}
* Fixed FileM support
* Misc. minor code modifications
There are some outstanding visability issues that I want to fix next.
This commit was SVN r17725.
144 строки
4.1 KiB
C
144 строки
4.1 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* 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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#include "orte_config.h"
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#include "orte/constants.h"
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#include <sys/types.h>
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#include <stdio.h>
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#ifdef HAVE_FCNTL_H
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#include <fcntl.h>
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include "opal/util/output.h"
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#include "opal/util/show_help.h"
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#include "opal/runtime/opal_cr.h"
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#include "orte/mca/plm/base/base.h"
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#include "orte/mca/plm/plm.h"
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#include "orte/mca/errmgr/errmgr.h"
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#include "orte/util/proc_info.h"
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#include "orte/util/sys_info.h"
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#include "orte/runtime/orte_cr.h"
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#include "orte/mca/ess/ess.h"
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#include "orte/mca/ess/base/base.h"
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#include "orte/mca/ess/tool/ess_tool.h"
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static int rte_init(char flags);
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static void rte_abort(int status, bool report) __opal_attribute_noreturn__;
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orte_ess_base_module_t orte_ess_tool_module = {
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rte_init,
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orte_ess_base_tool_finalize,
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rte_abort,
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NULL /* ft_event */
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};
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static int rte_init(char flags)
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{
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int ret;
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char *error = NULL;
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/* If we are a tool with no name, then responsibility for
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* defining the name falls to the PLM component for our
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* respective environment - hence, we have to open the PLM
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* first and select that component. Note that ONLY the
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* HNP ever uses a PLM component, so we ONLY use the PLM
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* here to set our name and then close it
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*
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* NOTE: Tools with names - i.e., tools consisting of a
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* distributed set of processes - will select and use
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* the appropriate enviro-specific module and -not- this one!
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*/
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if (ORTE_SUCCESS != (ret = orte_plm_base_open())) {
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ORTE_ERROR_LOG(ret);
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error = "orte_plm_base_open";
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goto error;
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}
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if (ORTE_SUCCESS != (ret = orte_plm_base_select())) {
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ORTE_ERROR_LOG(ret);
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error = "orte_plm_base_select";
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goto error;
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}
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if (ORTE_SUCCESS != (ret = orte_plm.set_hnp_name())) {
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ORTE_ERROR_LOG(ret);
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error = "orte_plm_set_hnp_name";
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goto error;
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}
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/* close the plm since we opened it to set our
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* name, but have no further use for it
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*/
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orte_plm_base_close();
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/* do the rest of the standard tool init */
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if (ORTE_SUCCESS != (ret = orte_ess_base_tool_setup())) {
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ORTE_ERROR_LOG(ret);
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error = "orte_ess_base_tool_setup";
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goto error;
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}
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/* All done */
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orte_initialized = true;
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return ORTE_SUCCESS;
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error:
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opal_show_help("help-ess-tool.txt",
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"tool:rte_init:startup:internal-failure",
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true, error, ORTE_ERROR_NAME(ret), ret);
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return ret;
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}
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/*
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* If we are a tool-without-name, then we look just like the HNP.
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* In that scenario, it could be beneficial to get a core file, so
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* we call abort.
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*/
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static void rte_abort(int status, bool report)
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{
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/* do NOT do a normal finalize as this will very likely
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* hang the process. We are aborting due to an abnormal condition
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* that precludes normal cleanup
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*
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* We do need to do the following bits to make sure we leave a
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* clean environment. Taken from orte_finalize():
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* - Assume errmgr cleans up child processes before we exit.
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*/
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/* CRS cleanup since it may have a named pipe and thread active */
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orte_cr_finalize();
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/* - Clean out the global structures
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* (not really necessary, but good practice)
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*/
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orte_sys_info_finalize();
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orte_proc_info_finalize();
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/* Now abort */
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abort();
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}
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