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/*
* Copyright (c) 2004-2010 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2011 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) 2006-2013 Los Alamos National Security, LLC.
* All rights reserved.
* Copyright (c) 2009-2012 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2011 Oak Ridge National Labs. All rights reserved.
* Copyright (c) 2013-2019 Intel, Inc. All rights reserved.
* Copyright (c) 2015 Mellanox Technologies, Inc. All rights reserved.
* Copyright (c) 2021-2025 Nanook Consulting All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*
*/
#define _GNU_SOURCE
#include <signal.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <unistd.h>
#include "examples.h"
#include <pmix.h>
static pmix_proc_t myproc;
int main(int argc, char **argv)
{
pmix_status_t rc;
pmix_info_t *info, *directives;
bool flag;
pmix_proc_t proc;
bool syslog = false, global = false;
char *email = NULL;
int n;
pmix_data_array_t darray;
char host[2048];
gethostname(host, 2048);
/* check for CLI directives */
for (n=1; n < argc; n++) {
if (0 == strcmp(argv[n], "--syslog")) {
syslog = true;
break;
} else if (0 == strcmp(argv[n], "--global-syslog")) {
global = true;
break;
} else if (0 == strcmp(argv[n], "--email")) {
if (NULL == argv[n+1]) {
fprintf(stderr, "Must provide email target\n");
exit(1);
}
email = argv[n+1];
break;
}
}
/* init us - note that the call to "init" includes the return of
* any job-related info provided by the RM. */
rc = PMIx_Init(&myproc, NULL, 0);
if (PMIX_SUCCESS != rc && PMIX_ERR_UNREACH != rc) {
fprintf(stderr, "Client ns %s rank %d: PMIx_Init failed: %d\n", myproc.nspace, myproc.rank,
rc);
exit(0);
}
if (PMIX_ERR_UNREACH == rc) {
fprintf(stderr, "Client ns %s rank %d: Running as singleton on host %s\n", myproc.nspace, myproc.rank, host);
} else {
fprintf(stderr, "Client ns %s rank %d: Running on host %s\n", myproc.nspace, myproc.rank, host);
}
/* have rank 0 do the logs - doesn't really matter who does it */
if (0 == myproc.rank) {
/* if requested, output one to syslog */
if (syslog) {
fprintf(stderr, "LOG TO LOCAL SYSLOG\n");
PMIX_INFO_CREATE(info, 1);
PMIX_INFO_LOAD(&info[0], PMIX_LOG_LOCAL_SYSLOG, "SYSLOG message\n", PMIX_STRING);
PMIX_INFO_CREATE(directives, 1);
PMIX_INFO_LOAD(&directives[0], PMIX_LOG_GENERATE_TIMESTAMP, NULL, PMIX_BOOL);
rc = PMIx_Log(info, 1, directives, 1);
PMIX_INFO_FREE(info, 1);
PMIX_INFO_FREE(directives, 1);
if (PMIX_SUCCESS != rc) {
fprintf(stderr, "Client ns %s rank %d: PMIx_Log syslog failed: %s\n", myproc.nspace,
myproc.rank, PMIx_Error_string(rc));
}
goto fence;
}
if (global) {
fprintf(stderr, "LOG TO GLOBAL SYSLOG\n");
PMIX_INFO_CREATE(info, 1);
PMIX_INFO_LOAD(&info[0], PMIX_LOG_GLOBAL_SYSLOG, "GLOBAL SYSLOG message\n",
PMIX_STRING);
rc = PMIx_Log(info, 1, NULL, 0);
PMIX_INFO_FREE(info, 1);
if (PMIX_SUCCESS != rc) {
fprintf(stderr, "Client ns %s rank %d: PMIx_Log GLOBAL syslog failed: %s\n",
myproc.nspace, myproc.rank, PMIx_Error_string(rc));
}
goto fence;
}
if (NULL != email) {
fprintf(stderr, "LOG TO EMAIL %s\n", email);
PMIX_INFO_CREATE(directives, 4);
PMIX_INFO_LOAD(&directives[0], PMIX_LOG_EMAIL_ADDR, email, PMIX_STRING);
PMIX_INFO_LOAD(&directives[1], PMIX_LOG_EMAIL_SUBJECT, "TEST EMAIL", PMIX_STRING);
PMIX_INFO_LOAD(&directives[2], PMIX_LOG_MSG, "SEE IF THIS WORKS", PMIX_STRING);
PMIX_INFO_LOAD(&directives[3], PMIX_LOG_EMAIL_SENDER_ADDR, email, PMIX_STRING);
darray.type = PMIX_INFO;
darray.array = directives;
darray.size = 4;
PMIX_INFO_CREATE(info, 1);
PMIX_INFO_LOAD(&info[0], PMIX_LOG_EMAIL, &darray, PMIX_DATA_ARRAY);
PMIX_INFO_CREATE(directives, 1);
PMIX_INFO_LOAD(&directives[0], PMIX_LOG_GENERATE_TIMESTAMP, NULL, PMIX_BOOL);
rc = PMIx_Log(info, 1, directives, 1);
PMIX_INFO_FREE(info, 1);
PMIX_INFO_FREE(directives, 1);
if (PMIX_SUCCESS != rc) {
fprintf(stderr, "Client ns %s rank %d: PMIx_Log EMAIL failed: %s\n",
myproc.nspace, myproc.rank, PMIx_Error_string(rc));
}
goto fence;
}
/* output a log message to stderr */
fprintf(stderr, "LOG TO STDERR\n");
PMIX_INFO_CREATE(info, 1);
PMIX_INFO_LOAD(&info[0], PMIX_LOG_STDERR, "stderr log message\n", PMIX_STRING);
PMIX_INFO_CREATE(directives, 1);
PMIX_INFO_LOAD(&directives[0], PMIX_LOG_GENERATE_TIMESTAMP, NULL, PMIX_BOOL);
rc = PMIx_Log(info, 1, directives, 1);
PMIX_INFO_FREE(info, 1);
PMIX_INFO_FREE(directives, 1);
if (PMIX_SUCCESS != rc) {
fprintf(stderr, "Client ns %s rank %d: PMIx_Log stderr failed: %s\n", myproc.nspace,
myproc.rank, PMIx_Error_string(rc));
goto fence;
}
}
fence:
fprintf(stderr, "%s:%d Calling Fence\n", myproc.nspace, myproc.rank);
/* call fence to synchronize with our peers - no need to
* collect any info as we didn't "put" anything */
PMIX_INFO_CREATE(info, 1);
flag = false;
PMIX_INFO_LOAD(info, PMIX_COLLECT_DATA, &flag, PMIX_BOOL);
PMIX_PROC_LOAD(&proc, myproc.nspace, PMIX_RANK_WILDCARD);
if (PMIX_SUCCESS != (rc = PMIx_Fence(&proc, 1, info, 1))) {
fprintf(stderr, "Client ns %s rank %d: PMIx_Fence failed: %d\n", myproc.nspace, myproc.rank,
rc);
goto done;
}
PMIX_INFO_FREE(info, 1);
done:
/* finalize us */
fprintf(stderr, "Client ns %s rank %d: Finalizing\n", myproc.nspace, myproc.rank);
if (PMIX_SUCCESS != (rc = PMIx_Finalize(NULL, 0))) {
fprintf(stderr, "Client ns %s rank %d:PMIx_Finalize failed: %d\n", myproc.nspace,
myproc.rank, rc);
} else {
fprintf(stderr, "Client ns %s rank %d:PMIx_Finalize successfully completed\n",
myproc.nspace, myproc.rank);
}
fflush(stderr);
return (0);
}
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