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 (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #include <signal.h> 27 #include <sys/types.h> 28 #include <sys/time.h> 29 #include <fcntl.h> 30 #include <sys/stat.h> 31 #include <ctype.h> 32 #include <stdio.h> 33 #include <errno.h> 34 #include <stdlib.h> 35 #include <unistd.h> 36 #include <locale.h> 37 #include <sys/nsctl/cfg.h> 38 39 CFGFILE *cfg; 40 void cfg_lockd_stat(); 41 int tty; 42 43 static void 44 test(int count) 45 { 46 struct stat sb; 47 int i; 48 49 if (count < 1) 50 count = 1; 51 for (i = 0; count-- > 0; i++) { 52 if (cfg_lock(cfg, CFG_RDLOCK) < 0) 53 (void) printf("CFG_RDLOCK error\n"); 54 else 55 fstat(0, &sb); 56 57 cfg_unlock(cfg); 58 fstat(1, &sb); 59 60 if (cfg_lock(cfg, CFG_RDLOCK) < 0) 61 (void) printf("CFG_RDLOCK error\n"); 62 else 63 fstat(0, &sb); 64 65 cfg_unlock(cfg); 66 fstat(1, &sb); 67 68 if (cfg_lock(cfg, CFG_WRLOCK) < 0) 69 (void) printf("CFG_WRLOCK error\n"); 70 else 71 fstat(0, &sb); 72 73 cfg_unlock(cfg); 74 fstat(1, &sb); 75 76 if (i > 0) { 77 if (i % 100 == 0) 78 (void) write(1, "+", 1); 79 if (i % 5000 == 0) 80 (void) write(1, "\n", 1); 81 } 82 } 83 (void) printf("\nTest complete\n"); 84 } 85 86 static void 87 cmd_loop() 88 { 89 char host[1024]; 90 char buffer[1024]; 91 int i; 92 93 (void) gethostname(host, sizeof (host)); 94 for (;;) { 95 if (tty) 96 (void) printf(":%s: ", host); 97 (void) fgets(buffer, sizeof (buffer), stdin); 98 switch (tolower(buffer[0])) { 99 case 'p': 100 i = atoi(buffer + 1); 101 (void) sleep(i); 102 break; 103 case 'q': 104 exit(0); 105 break; 106 case 'r': 107 if (cfg_lock(cfg, CFG_RDLOCK) < 0) 108 (void) printf("CFG_RDLOCK error\n"); 109 break; 110 case 's': 111 cfg_lockd_stat(); 112 break; 113 case 't': 114 i = atoi(buffer + 1); 115 test(i); 116 break; 117 case 'u': 118 cfg_unlock(cfg); 119 break; 120 case 'w': 121 if (cfg_lock(cfg, CFG_WRLOCK) < 0) 122 (void) printf("CFG_WRLOCK error\n"); 123 break; 124 default: 125 (void) printf("don't understand %s\n", buffer); 126 break; 127 } 128 } 129 } 130 131 static void 132 init() 133 { 134 tty = isatty(0); 135 if (tty) 136 (void) printf("dscfglockd cli %s\n", "07/06/12"); 137 if ((cfg = cfg_open(NULL)) == NULL) { 138 perror("cfg_open"); 139 exit(1); 140 } 141 } 142 143 int 144 main(void) 145 { 146 init(); 147 cmd_loop(); 148 return (0); 149 } 150