d5fd635efe
Refs https://github.com/open-mpi/ompi/pull/2425 Signed-off-by: Ralph Castain <rhc@open-mpi.org>
110 строки
3.4 KiB
C
110 строки
3.4 KiB
C
/*
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* Copyright (c) 2016 Intel, Inc. 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/types.h"
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#include "opal/types.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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#include <ctype.h>
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#include "opal/util/argv.h"
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#include "opal/util/basename.h"
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#include "opal/util/opal_environ.h"
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#include "opal/util/os_dirpath.h"
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#include "opal/util/path.h"
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#include "orte/runtime/orte_globals.h"
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#include "orte/util/name_fns.h"
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#include "orte/mca/schizo/base/base.h"
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#include "schizo_singularity.h"
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static int setup_fork(orte_job_t *jdata, orte_app_context_t *context);
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orte_schizo_base_module_t orte_schizo_singularity_module = {
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.setup_fork = setup_fork
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};
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static int setup_fork(orte_job_t *jdata, orte_app_context_t *app)
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{
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int i;
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bool takeus = false;
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char *t2, *pth, *newenv;
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if (NULL != orte_schizo_base.personalities &&
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NULL != jdata->personality) {
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/* see if we are included */
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for (i=0; NULL != jdata->personality[i]; i++) {
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if (0 == strcmp(jdata->personality[i], "singularity")) {
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takeus = true;
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break;
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}
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}
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}
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if (!takeus) {
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/* even if they didn't specify, check to see if
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* this involves a singularity container */
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if (0 != strcmp(app->argv[0],"singularity")) {
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/* guess not! */
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return ORTE_ERR_TAKE_NEXT_OPTION;
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}
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}
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opal_output_verbose(1, orte_schizo_base_framework.framework_output,
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"%s schizo:singularity: configuring app environment %s",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), app->argv[0]);
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/* Make sure we prepend the path Singularity was called by incase that
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* path is not defined on the nodes */
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if (0 < strlen(OPAL_SINGULARITY_PATH)) {
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if (0 > asprintf(&pth, "%s/singularity", OPAL_SINGULARITY_PATH) ) {
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/* Something bad happened, let's move on */
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return ORTE_ERR_TAKE_NEXT_OPTION;
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}
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} else {
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/* since we allow for detecting singularity's presence, it
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* is possible that we found it in the PATH, but not in a
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* standard location. Check for that here */
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pth = opal_path_findv("singularity", X_OK, app->env, NULL);
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if (NULL == pth) {
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/* cannot execute */
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return ORTE_ERR_TAKE_NEXT_OPTION;
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}
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}
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/* find the path and prepend it with the path to Singularity */
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for (i = 0; NULL != app->env && NULL != app->env[i]; ++i) {
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/* add to PATH */
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if (0 == strncmp("PATH=", app->env[i], 5)) {
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t2 = opal_dirname(pth);
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if (0 < asprintf(&newenv, "%s:%s", t2, app->env[i] + 5) ) {
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opal_setenv("PATH", newenv, true, &app->env);
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free(newenv);
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}
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free(t2);
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break;
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}
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}
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free(pth);
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/* set the singularity cache dir, unless asked not to do so */
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if (!orte_get_attribute(&app->attributes, ORTE_APP_NO_CACHEDIR, NULL, OPAL_BOOL)) {
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/* Set the Singularity sessiondir to exist within the OMPI sessiondir */
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opal_setenv("SINGULARITY_SESSIONDIR", orte_process_info.job_session_dir, true, &app->env);
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/* No need for Singularity to clean up after itself if OMPI will */
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opal_setenv("SINGULARITY_NOSESSIONCLEANUP", "1", true, &app->env);
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}
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return ORTE_SUCCESS;
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}
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