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 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #include <stdio.h> 27 #include <stdarg.h> 28 #include <ctype.h> 29 #include <sys/fcntl.h> 30 #include <sys/types.h> 31 #include <devid.h> 32 #include <ftw.h> 33 #include <string.h> 34 #include <mdiox.h> 35 #include <sys/lvm/mdio.h> 36 #include <meta.h> 37 #include <syslog.h> 38 #include <sdssc.h> 39 40 /* 41 * print usage message 42 */ 43 static void 44 usage(char *myname) 45 { 46 (void) fprintf(stderr, gettext( 47 "usage: %s -h\n" 48 " %s [-s setname] -r [-lnv]\n" 49 " %s [-s setname] -u cxtxdx [-lnv]\n"), 50 myname, myname, myname); 51 } 52 53 int 54 main(int argc, char **argv) 55 { 56 char c; 57 char *sname = MD_LOCAL_NAME; 58 mddevopts_t options = 0; 59 md_error_t status = mdnullerror; 60 md_error_t *ep = &status; 61 mdsetname_t *sp = NULL; 62 mdsetname_t *local_sp = NULL; 63 char *argname; 64 int todo = 0; 65 int ret = 0; 66 int md_upgd_stat = 0; 67 int error; 68 md_set_desc *sd; 69 70 /* 71 * Get the locale set up before calling any other routines 72 * with messages to ouput. Just in case we're not in a build 73 * environment, make sure that TEXT_DOMAIN gets set to 74 * something. 75 */ 76 #if !defined(TEXT_DOMAIN) 77 #define TEXT_DOMAIN "SYS_TEST" 78 #endif 79 (void) setlocale(LC_ALL, ""); 80 (void) textdomain(TEXT_DOMAIN); 81 82 if ((sdssc_bind_library() == SDSSC_OKAY) && 83 (sdssc_cmd_proxy(argc, argv, SDSSC_PROXY_PRIMARY, 84 &error) == SDSSC_PROXY_DONE)) 85 exit(error); 86 87 openlog("metadevadm", LOG_ODELAY, LOG_USER); 88 89 /* initialize */ 90 if (md_init(argc, argv, 0, 1, ep) != 0 || 91 meta_check_root(ep) != 0) { 92 closelog(); 93 mde_perror(ep, ""); 94 md_exit(sp, 1); 95 } 96 97 /* parse args */ 98 optind = 1; 99 opterr = 1; 100 while ((c = getopt(argc, argv, "vlhnrs:u:")) != -1) { 101 switch (c) { 102 case 'v': 103 options |= DEV_VERBOSE; 104 break; 105 case 'n': 106 options |= DEV_NOACTION; 107 break; 108 case 'r': 109 options |= DEV_RELOAD; 110 todo = 1; 111 break; 112 case 's': 113 sname = optarg; 114 break; 115 case 'u': 116 todo = 1; 117 options |= DEV_UPDATE; 118 argname = optarg; 119 if (argname == NULL) { 120 usage("metadevadm"); 121 closelog(); 122 md_exit(sp, 0); 123 } 124 break; 125 case 'l': 126 options |= DEV_LOG; 127 break; 128 case 'h': 129 default: 130 usage("metadevadm"); 131 closelog(); 132 md_exit(sp, 0); 133 } 134 } 135 136 if ((sp = metasetname(sname, ep)) == NULL) { 137 mde_perror(ep, ""); 138 closelog(); 139 md_exit(sp, 1); 140 } 141 142 if (!metaislocalset(sp)) { 143 if ((sd = metaget_setdesc(sp, ep)) == NULL) { 144 mde_perror(ep, ""); 145 closelog(); 146 md_exit(sp, 1); 147 } 148 if (MD_MNSET_DESC(sd)) { 149 (void) printf("%s\n", gettext("metadevadm cannot be " 150 "run on multi-owner disksets\n")); 151 closelog(); 152 md_exit(sp, 0); 153 } 154 } 155 156 if ((options & DEV_VERBOSE) && (todo != 1)) { 157 usage("metadevadm"); 158 closelog(); 159 md_exit(sp, 0); 160 } 161 162 if ((options & DEV_NOACTION) && (todo != 1)) { 163 usage("metadevadm"); 164 closelog(); 165 md_exit(sp, 0); 166 } 167 168 if (todo == 0) { 169 usage("metadevadm"); 170 closelog(); 171 md_exit(sp, 0); 172 } 173 174 if ((local_sp = metasetname(MD_LOCAL_NAME, ep)) == NULL) { 175 mde_perror(ep, ""); 176 closelog(); 177 md_exit(local_sp, 1); 178 } 179 180 /* lock the local set */ 181 if (meta_lock(local_sp, TRUE, ep) != 0) { 182 mde_perror(ep, ""); 183 closelog(); 184 md_exit(local_sp, 1); 185 } 186 187 /* grab set lock */ 188 if (meta_lock(sp, TRUE, ep)) { 189 mde_perror(ep, ""); 190 closelog(); 191 md_exit(local_sp, 1); 192 } 193 194 /* check for ownership */ 195 if (meta_check_ownership(sp, ep) != 0) { 196 /* 197 * If the set is not owned by this node then only update the 198 * local set's replica. 199 */ 200 options |= DEV_LOCAL_SET; 201 } 202 203 /* 204 * check for upgrade. If upgrade in progress then just exit. 205 */ 206 if (metaioctl(MD_UPGRADE_STAT, &md_upgd_stat, ep, NULL) != 0) { 207 mde_perror(ep, ""); 208 closelog(); 209 (void) meta_unlock(sp, ep); 210 md_exit(local_sp, 1); 211 } 212 if (md_upgd_stat == 0) { 213 ret = meta_fixdevid(sp, options, argname, ep); 214 if (ret == METADEVADM_ERR) { 215 /* 216 * If the call failed, for a DEV_RELOAD still need to 217 * update the .conf file to provide the latest devid 218 * information so exit later. 219 */ 220 if (options & DEV_UPDATE) { 221 closelog(); 222 (void) meta_unlock(sp, ep); 223 md_exit(local_sp, 1); 224 } 225 } 226 } 227 228 /* 229 * Sync replica list in kernel to replica list in conf files. 230 * This will update driver name and minor number in conf file 231 * if reload was run. Will update device id in conf file if 232 * update was run. 233 */ 234 meta_sync_db_locations(sp, ep); 235 closelog(); 236 (void) meta_unlock(sp, ep); 237 md_exit(local_sp, ret); 238 return (0); 239 } 240