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 /* 24 * Copyright 2016 Nexenta Systems, Inc. All rights reserved. 25 */ 26 27 /* 28 * Copyright (c) 1998 by Sun Microsystems, Inc. 29 * All rights reserved. 30 */ 31 32 #include <stdlib.h> 33 #include <stdio.h> 34 #include <unistd.h> 35 #include <string.h> 36 #include <errno.h> 37 #include <locale.h> 38 #include <sys/cladm.h> 39 40 #if !defined(TEXT_DOMAIN) /* should be defined by cc -D */ 41 #define TEXT_DOMAIN "SYS_TEST" /* Use this only if it wasn't */ 42 #endif 43 44 static char *cmdname; 45 46 static void errmsg(char *); 47 static void usage(); 48 49 int 50 main(int argc, char **argv) 51 { 52 int c, bootflags; 53 nodeid_t nid, hid; 54 char *cp = ""; 55 56 (void) setlocale(LC_ALL, ""); 57 (void) textdomain(TEXT_DOMAIN); 58 59 cmdname = argv[0]; /* put actual command name in messages */ 60 61 if (_cladm(CL_INITIALIZE, CL_GET_BOOTFLAG, &bootflags) != 0) { 62 errmsg("_cladm(CL_INITIALIZE, CL_GET_BOOTFLAG)"); 63 return (1); 64 } 65 66 while ((c = getopt(argc, argv, "bnh")) != EOF) { 67 switch (c) { 68 case 'b': /* print boot flags */ 69 (void) printf("%s%u\n", cp, bootflags); 70 break; 71 72 case 'n': /* print our node number */ 73 if (_cladm(CL_CONFIG, CL_NODEID, &nid) != 0) { 74 errmsg("node is not configured as part of a " 75 "cluster"); 76 return (1); 77 } 78 (void) printf("%s%u\n", cp, nid); 79 break; 80 81 case 'h': /* print the highest node number */ 82 if (_cladm(CL_CONFIG, CL_HIGHEST_NODEID, &hid) != 0) { 83 errmsg("node is not booted as part of a " 84 "cluster"); 85 return (1); 86 } 87 (void) printf("%s%u\n", cp, hid); 88 break; 89 90 default: 91 usage(); 92 return (1); 93 } 94 cp = " "; 95 } 96 97 /* 98 * Return exit status of one (error) if not booted as a cluster. 99 */ 100 return (bootflags & CLUSTER_BOOTED ? 0 : 1); 101 } 102 103 static void 104 errmsg(char *msg) 105 { 106 int save_error; 107 108 save_error = errno; /* in case fprintf changes errno */ 109 (void) fprintf(stderr, "%s: ", cmdname); 110 errno = save_error; 111 perror(msg); 112 } 113 114 static void 115 usage() 116 { 117 (void) fprintf(stderr, "%s: %s -[bnh]\n", gettext("usage"), cmdname); 118 } 119