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
usage(char * myname)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
main(int argc,char ** argv)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