1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
|
/*
* 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 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;
/* check for CLI directives */
if (1 < argc) {
if (0 == strcmp(argv[argc - 1], "--syslog")) {
syslog = true;
} else if (0 == strcmp(argv[argc - 1], "--global-syslog")) {
global = true;
}
}
/* init us - note that the call to "init" includes the return of
* any job-related info provided by the RM. */
if (PMIX_SUCCESS != (rc = PMIx_Init(&myproc, NULL, 0))) {
fprintf(stderr, "Client ns %s rank %d: PMIx_Init failed: %d\n", myproc.nspace, myproc.rank,
rc);
exit(0);
}
fprintf(stderr, "Client ns %s rank %d: Running\n", myproc.nspace, myproc.rank);
/* have rank 0 do the logs - doesn't really matter who does it */
if (0 == myproc.rank) {
/* always output a log message to stderr */
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);
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;
}
/* 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);
rc = PMIx_Log(info, 1, NULL, 0);
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);
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;
}
}
}
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);
}
|
