1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright (c) 1998 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27 #pragma ident "%Z%%M% %I% %E% SMI"
28
29 #include <stdlib.h>
30 #include <stdio.h>
31 #include <unistd.h>
32 #include <string.h>
33 #include <errno.h>
34 #include <locale.h>
35 #include <sys/cladm.h>
36
37 #if !defined(TEXT_DOMAIN) /* should be defined by cc -D */
38 #define TEXT_DOMAIN "SYS_TEST" /* Use this only if it wasn't */
39 #endif
40
41 static char *cmdname;
42
43 static void errmsg(char *);
44 static void usage();
45
46 int
main(int argc,char ** argv)47 main(int argc, char **argv)
48 {
49 int c, bootflags;
50 nodeid_t nid, hid;
51 char *cp = "";
52
53 (void) setlocale(LC_ALL, "");
54 (void) textdomain(TEXT_DOMAIN);
55
56 cmdname = argv[0]; /* put actual command name in messages */
57
58 if (_cladm(CL_INITIALIZE, CL_GET_BOOTFLAG, &bootflags) != 0) {
59 errmsg("_cladm(CL_INITIALIZE, CL_GET_BOOTFLAG)");
60 return (1);
61 }
62
63 while ((c = getopt(argc, argv, "bnh")) != EOF) {
64 switch (c) {
65 case 'b': /* print boot flags */
66 (void) printf("%s%u\n", cp, bootflags);
67 break;
68
69 case 'n': /* print our node number */
70 if (_cladm(CL_CONFIG, CL_NODEID, &nid) != 0) {
71 errmsg("node is not configured as part of a"
72 "cluster");
73 return (1);
74 }
75 (void) printf("%s%u\n", cp, nid);
76 break;
77
78 case 'h': /* print the highest node number */
79 if (_cladm(CL_CONFIG, CL_HIGHEST_NODEID, &hid) != 0) {
80 errmsg("node is not booted as part of a "
81 "cluster");
82 return (1);
83 }
84 (void) printf("%s%u\n", cp, hid);
85 break;
86
87 default:
88 usage();
89 return (1);
90 }
91 cp = " ";
92 }
93
94 /*
95 * Return exit status of one (error) if not booted as a cluster.
96 */
97 return (bootflags & CLUSTER_BOOTED ? 0 : 1);
98 }
99
100 static void
errmsg(char * msg)101 errmsg(char *msg)
102 {
103 int save_error;
104
105 save_error = errno; /* in case fprintf changes errno */
106 (void) fprintf(stderr, "%s: ", cmdname);
107 errno = save_error;
108 perror(msg);
109 }
110
111 static void
usage()112 usage()
113 {
114 (void) fprintf(stderr, "%s: %s -[bnh]\n", gettext("usage"), cmdname);
115 }
116