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Commit | Line | Data |
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64c4757e | 1 | /* |
9a9dab36 | 2 | * mdadm - manage Linux "md" devices aka RAID arrays. |
64c4757e | 3 | * |
4f589ad0 | 4 | * Copyright (C) 2001-2006 Neil Brown <neilb@suse.de> |
64c4757e NB |
5 | * |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | * | |
21 | * Author: Neil Brown | |
22 | * Email: <neilb@cse.unsw.edu.au> | |
23 | * Paper: Neil Brown | |
24 | * School of Computer Science and Engineering | |
25 | * The University of New South Wales | |
26 | * Sydney, 2052 | |
27 | * Australia | |
c82f047c | 28 | * |
aba69144 | 29 | * Additions for bitmap and write-behind RAID options, Copyright (C) 2003-2004, |
c82f047c | 30 | * Paul Clements, SteelEye Technology, Inc. |
64c4757e NB |
31 | */ |
32 | ||
9a9dab36 | 33 | #include "mdadm.h" |
64c4757e | 34 | #include "md_p.h" |
dd0781e5 | 35 | #include <ctype.h> |
64c4757e | 36 | |
dd0781e5 | 37 | |
52826846 NB |
38 | int main(int argc, char *argv[]) |
39 | { | |
e0d19036 | 40 | int mode = 0; |
52826846 | 41 | int opt; |
e0d19036 | 42 | int option_index; |
52826846 NB |
43 | char *c; |
44 | int rv; | |
f9ce90ba | 45 | int i; |
52826846 NB |
46 | |
47 | int chunk = 0; | |
5dd497ee | 48 | long long size = -1; |
98c6faba NB |
49 | int level = UnSet; |
50 | int layout = UnSet; | |
52826846 | 51 | int raiddisks = 0; |
e27d562b | 52 | int max_disks = MD_SB_DISKS; /* just a default */ |
52826846 NB |
53 | int sparedisks = 0; |
54 | struct mddev_ident_s ident; | |
55 | char *configfile = NULL; | |
cd29a5c8 | 56 | char *cp; |
5787fa49 | 57 | char *update = NULL; |
52826846 NB |
58 | int scan = 0; |
59 | char devmode = 0; | |
60 | int runstop = 0; | |
61 | int readonly = 0; | |
dfd4d8ee | 62 | int write_behind = 0; |
c82f047c NB |
63 | int bitmap_fd = -1; |
64 | char *bitmap_file = NULL; | |
06b0d786 | 65 | char *backup_file = NULL; |
c82f047c | 66 | int bitmap_chunk = UnSet; |
bd526cee | 67 | int SparcAdjust = 0; |
cd29a5c8 NB |
68 | mddev_dev_t devlist = NULL; |
69 | mddev_dev_t *devlistend = & devlist; | |
70 | mddev_dev_t dv; | |
52826846 NB |
71 | int devs_found = 0; |
72 | int verbose = 0; | |
dab6685f | 73 | int quiet = 0; |
cd29a5c8 | 74 | int brief = 0; |
52826846 | 75 | int force = 0; |
feb716e9 | 76 | int test = 0; |
54bad364 | 77 | int export = 0; |
dd0781e5 | 78 | int assume_clean = 0; |
38098016 | 79 | char *symlinks = NULL; |
f1ae21c4 NB |
80 | /* autof indicates whether and how to create device node. |
81 | * bottom 3 bits are style. Rest (when shifted) are number of parts | |
82 | * 0 - unset | |
83 | * 1 - don't create (no) | |
84 | * 2 - if is_standard, then create (yes) | |
85 | * 3 - create as 'md' - reject is_standard mdp (md) | |
86 | * 4 - create as 'mdp' - reject is_standard md (mdp) | |
87 | * 5 - default to md if not is_standard (md in config file) | |
88 | * 6 - default to mdp if not is_standard (part, or mdp in config file) | |
89 | */ | |
90 | int autof = 0; | |
52826846 | 91 | |
997aed5d | 92 | char *homehost = NULL; |
05697ec1 | 93 | char sys_hostname[256]; |
52826846 NB |
94 | char *mailaddr = NULL; |
95 | char *program = NULL; | |
96 | int delay = 0; | |
d013a55e | 97 | int daemonise = 0; |
b5e64645 | 98 | char *pidfile = NULL; |
aa88f531 | 99 | int oneshot = 0; |
82d9eba6 | 100 | struct supertype *ss = NULL; |
dfd4d8ee | 101 | int writemostly = 0; |
fe80f49b | 102 | int re_add = 0; |
c06487ce | 103 | char *shortopt = short_options; |
773135f5 | 104 | int dosyslog = 0; |
8382f19b | 105 | int rebuild_map = 0; |
589395d6 | 106 | int auto_update_home = 0; |
52826846 | 107 | |
e5329c37 | 108 | int copies; |
3d4064cc | 109 | int print_help = 0; |
0047d254 | 110 | FILE *outf; |
e5329c37 | 111 | |
52826846 NB |
112 | int mdfd = -1; |
113 | ||
dfe47e00 NB |
114 | srandom(time(0) ^ getpid()); |
115 | ||
52826846 | 116 | ident.uuid_set=0; |
98c6faba NB |
117 | ident.level = UnSet; |
118 | ident.raid_disks = UnSet; | |
119 | ident.super_minor= UnSet; | |
52826846 | 120 | ident.devices=0; |
a75f2fbc NB |
121 | ident.spare_group = NULL; |
122 | ident.autof = 0; | |
a825febc | 123 | ident.st = NULL; |
c82f047c | 124 | ident.bitmap_fd = -1; |
7ef02d01 | 125 | ident.bitmap_file = NULL; |
947fd4dd | 126 | ident.name[0] = 0; |
aef35714 N |
127 | ident.container = NULL; |
128 | ident.member = NULL; | |
52826846 | 129 | |
e0d19036 NB |
130 | while ((option_index = -1) , |
131 | (opt=getopt_long(argc, argv, | |
c06487ce | 132 | shortopt, long_options, |
e0d19036 NB |
133 | &option_index)) != -1) { |
134 | int newmode = mode; | |
dab6685f | 135 | /* firstly, some mode-independant options */ |
52826846 | 136 | switch(opt) { |
52826846 | 137 | case 'h': |
aba69144 | 138 | if (option_index > 0 && |
56eedc1a | 139 | strcmp(long_options[option_index].name, "help-options")==0) |
3d4064cc | 140 | print_help = 2; |
56eedc1a | 141 | else |
3d4064cc NB |
142 | print_help = 1; |
143 | continue; | |
52826846 NB |
144 | |
145 | case 'V': | |
146 | fputs(Version, stderr); | |
147 | exit(0); | |
148 | ||
22892d56 | 149 | case 'v': verbose++; |
52826846 NB |
150 | continue; |
151 | ||
dab6685f NB |
152 | case 'q': quiet++; |
153 | continue; | |
154 | ||
c82f047c | 155 | case 'b': |
f5e166fe | 156 | if (mode == ASSEMBLE || mode == BUILD || mode == CREATE || mode == GROW) |
c82f047c NB |
157 | break; /* b means bitmap */ |
158 | brief = 1; | |
c06487ce NB |
159 | if (optarg) { |
160 | fprintf(stderr, Name ": -b cannot have any extra immediately after it, sorry.\n"); | |
161 | exit(2); | |
162 | } | |
cd29a5c8 NB |
163 | continue; |
164 | ||
54bad364 KS |
165 | case 'Y': export++; |
166 | continue; | |
167 | ||
997aed5d NB |
168 | case HomeHost: |
169 | homehost = optarg; | |
170 | continue; | |
171 | ||
e0d19036 NB |
172 | case ':': |
173 | case '?': | |
174 | fputs(Usage, stderr); | |
175 | exit(2); | |
176 | } | |
177 | /* second, figure out the mode. | |
178 | * Some options force the mode. Others | |
aba69144 | 179 | * set the mode if it isn't already |
e0d19036 NB |
180 | */ |
181 | ||
182 | switch(opt) { | |
183 | case '@': /* just incase they say --manage */ | |
c06487ce | 184 | newmode = MANAGE; |
024768c4 | 185 | shortopt = short_bitmap_options; |
c06487ce | 186 | break; |
e0d19036 NB |
187 | case 'a': |
188 | case 'r': | |
189 | case 'f': | |
41a3b72a | 190 | case ReAdd: /* re-add */ |
c06487ce NB |
191 | if (!mode) { |
192 | newmode = MANAGE; | |
024768c4 | 193 | shortopt = short_bitmap_options; |
c06487ce | 194 | } |
0320ea45 | 195 | break; |
e0d19036 | 196 | |
c06487ce NB |
197 | case 'A': newmode = ASSEMBLE; shortopt = short_bitmap_auto_options; break; |
198 | case 'B': newmode = BUILD; shortopt = short_bitmap_auto_options; break; | |
199 | case 'C': newmode = CREATE; shortopt = short_bitmap_auto_options; break; | |
e0d19036 | 200 | case 'F': newmode = MONITOR;break; |
024768c4 DL |
201 | case 'G': newmode = GROW; |
202 | shortopt = short_bitmap_options; | |
203 | break; | |
95b79df0 DW |
204 | case 'I': newmode = INCREMENTAL; |
205 | shortopt = short_bitmap_auto_options; break; | |
1f48664b NB |
206 | case AutoDetect: |
207 | newmode = AUTODETECT; break; | |
e0d19036 NB |
208 | |
209 | case '#': | |
210 | case 'D': | |
211 | case 'E': | |
c82f047c | 212 | case 'X': |
e0d19036 NB |
213 | case 'Q': newmode = MISC; break; |
214 | case 'R': | |
215 | case 'S': | |
216 | case 'o': | |
217 | case 'w': | |
b90c0e9a | 218 | case 'W': |
1770662b | 219 | case Waitclean: |
e0d19036 NB |
220 | case 'K': if (!mode) newmode = MISC; break; |
221 | } | |
222 | if (mode && newmode == mode) { | |
223 | /* everybody happy ! */ | |
224 | } else if (mode && newmode != mode) { | |
225 | /* not allowed.. */ | |
226 | fprintf(stderr, Name ": "); | |
227 | if (option_index >= 0) | |
228 | fprintf(stderr, "--%s", long_options[option_index].name); | |
229 | else | |
230 | fprintf(stderr, "-%c", opt); | |
e6b64cd0 | 231 | fprintf(stderr, " would set mdadm mode to \"%s\", but it is already set to \"%s\".\n", |
e0d19036 NB |
232 | map_num(modes, newmode), |
233 | map_num(modes, mode)); | |
234 | exit(2); | |
235 | } else if (!mode && newmode) { | |
236 | mode = newmode; | |
237 | } else { | |
238 | /* special case of -c --help */ | |
aba69144 | 239 | if (opt == 'c' && |
e0d19036 NB |
240 | ( strncmp(optarg, "--h", 3)==0 || |
241 | strncmp(optarg, "-h", 2)==0)) { | |
0047d254 | 242 | fputs(Help_config, stdout); |
e0d19036 | 243 | exit(0); |
cd29a5c8 | 244 | } |
0320ea45 NB |
245 | |
246 | /* If first option is a device, don't force the mode yet */ | |
247 | if (opt == 1) { | |
248 | if (devs_found == 0) { | |
249 | dv = malloc(sizeof(*dv)); | |
250 | if (dv == NULL) { | |
251 | fprintf(stderr, Name ": malloc failed\n"); | |
252 | exit(3); | |
253 | } | |
254 | dv->devname = optarg; | |
255 | dv->disposition = devmode; | |
dfd4d8ee | 256 | dv->writemostly = writemostly; |
fe80f49b | 257 | dv->re_add = re_add; |
da6b5ca9 | 258 | dv->used = 0; |
9008ed1c | 259 | dv->content = NULL; |
0320ea45 NB |
260 | dv->next = NULL; |
261 | *devlistend = dv; | |
262 | devlistend = &dv->next; | |
aba69144 | 263 | |
0320ea45 NB |
264 | devs_found++; |
265 | continue; | |
266 | } | |
267 | /* No mode yet, and this is the second device ... */ | |
268 | fprintf(stderr, Name ": An option must be given to set the mode before a second device is listed\n"); | |
269 | exit(2); | |
270 | } | |
e0d19036 | 271 | if (option_index >= 0) |
0320ea45 | 272 | fprintf(stderr, Name ": --%s", long_options[option_index].name); |
e0d19036 | 273 | else |
0320ea45 NB |
274 | fprintf(stderr, Name ": -%c", opt); |
275 | fprintf(stderr, " does not set the mode, and so cannot be the first option.\n"); | |
e0d19036 NB |
276 | exit(2); |
277 | } | |
278 | ||
279 | /* if we just set the mode, then done */ | |
280 | switch(opt) { | |
281 | case '@': | |
282 | case '#': | |
283 | case 'A': | |
284 | case 'B': | |
285 | case 'C': | |
286 | case 'F': | |
dd0781e5 | 287 | case 'G': |
8382f19b | 288 | case 'I': |
1f48664b | 289 | case AutoDetect: |
e0d19036 NB |
290 | continue; |
291 | } | |
292 | if (opt == 1) { | |
293 | /* an undecorated option - must be a device name. | |
294 | */ | |
cd29a5c8 | 295 | if (devs_found > 0 && mode == '@' && !devmode) { |
dd0781e5 | 296 | fprintf(stderr, Name ": Must give one of -a/-r/-f for subsequent devices at %s\n", optarg); |
52826846 NB |
297 | exit(2); |
298 | } | |
e5329c37 NB |
299 | if (devs_found > 0 && mode == 'G' && !devmode) { |
300 | fprintf(stderr, Name ": Must give one of -a for devices do add: %s\n", optarg); | |
301 | exit(2); | |
302 | } | |
cd29a5c8 NB |
303 | dv = malloc(sizeof(*dv)); |
304 | if (dv == NULL) { | |
305 | fprintf(stderr, Name ": malloc failed\n"); | |
306 | exit(3); | |
307 | } | |
308 | dv->devname = optarg; | |
309 | dv->disposition = devmode; | |
dfd4d8ee | 310 | dv->writemostly = writemostly; |
fe80f49b | 311 | dv->re_add = re_add; |
9008ed1c N |
312 | dv->used = 0; |
313 | dv->content = NULL; | |
cd29a5c8 NB |
314 | dv->next = NULL; |
315 | *devlistend = dv; | |
316 | devlistend = &dv->next; | |
aba69144 | 317 | |
52826846 NB |
318 | devs_found++; |
319 | continue; | |
682c7051 | 320 | } |
682c7051 | 321 | |
52826846 NB |
322 | /* We've got a mode, and opt is now something else which |
323 | * could depend on the mode */ | |
324 | #define O(a,b) ((a<<8)|b) | |
325 | switch (O(mode,opt)) { | |
e0d19036 NB |
326 | case O(CREATE,'c'): |
327 | case O(BUILD,'c'): /* chunk or rounding */ | |
52826846 NB |
328 | if (chunk) { |
329 | fprintf(stderr, Name ": chunk/rounding may only be specified once. " | |
330 | "Second value is %s.\n", optarg); | |
331 | exit(2); | |
332 | } | |
333 | chunk = strtol(optarg, &c, 10); | |
334 | if (!optarg[0] || *c || chunk<4 || ((chunk-1)&chunk)) { | |
335 | fprintf(stderr, Name ": invalid chunk/rounding value: %s\n", | |
336 | optarg); | |
337 | exit(2); | |
338 | } | |
339 | continue; | |
64c4757e | 340 | |
589395d6 NB |
341 | case O(ASSEMBLE,AutoHomeHost): |
342 | auto_update_home = 1; | |
343 | continue; | |
8382f19b | 344 | case O(INCREMENTAL, 'e'): |
f9ce90ba NB |
345 | case O(CREATE,'e'): |
346 | case O(ASSEMBLE,'e'): | |
347 | case O(MISC,'e'): /* set metadata (superblock) information */ | |
348 | if (ss) { | |
349 | fprintf(stderr, Name ": metadata information already given\n"); | |
350 | exit(2); | |
351 | } | |
aba69144 | 352 | for(i=0; !ss && superlist[i]; i++) |
82d9eba6 NB |
353 | ss = superlist[i]->match_metadata_desc(optarg); |
354 | ||
f9ce90ba NB |
355 | if (!ss) { |
356 | fprintf(stderr, Name ": unrecognised metadata identifier: %s\n", optarg); | |
357 | exit(2); | |
358 | } | |
ea329559 | 359 | max_disks = ss->max_devs; |
f9ce90ba NB |
360 | continue; |
361 | ||
dfd4d8ee NB |
362 | case O(MANAGE,'W'): |
363 | case O(BUILD,'W'): | |
364 | case O(CREATE,'W'): | |
365 | /* set write-mostly for following devices */ | |
366 | writemostly = 1; | |
367 | continue; | |
368 | ||
b3d31955 N |
369 | case O(MANAGE,'w'): |
370 | /* clear write-mostly for following devices */ | |
371 | writemostly = 2; | |
372 | continue; | |
373 | ||
374 | ||
dd0781e5 | 375 | case O(GROW,'z'): |
e0d19036 | 376 | case O(CREATE,'z'): /* size */ |
dd0781e5 | 377 | if (size >= 0) { |
52826846 NB |
378 | fprintf(stderr, Name ": size may only be specified once. " |
379 | "Second value is %s.\n", optarg); | |
380 | exit(2); | |
381 | } | |
dd0781e5 NB |
382 | if (strcmp(optarg, "max")==0) |
383 | size = 0; | |
384 | else { | |
5dd497ee | 385 | size = strtoll(optarg, &c, 10); |
dd0781e5 NB |
386 | if (!optarg[0] || *c || size < 4) { |
387 | fprintf(stderr, Name ": invalid size: %s\n", | |
388 | optarg); | |
389 | exit(2); | |
390 | } | |
52826846 NB |
391 | } |
392 | continue; | |
64c4757e | 393 | |
b5e64645 | 394 | case O(GROW,'l'): /* hack - needed to understand layout */ |
e0d19036 NB |
395 | case O(CREATE,'l'): |
396 | case O(BUILD,'l'): /* set raid level*/ | |
98c6faba | 397 | if (level != UnSet) { |
52826846 NB |
398 | fprintf(stderr, Name ": raid level may only be set once. " |
399 | "Second value is %s.\n", optarg); | |
400 | exit(2); | |
401 | } | |
402 | level = map_name(pers, optarg); | |
98c6faba | 403 | if (level == UnSet) { |
52826846 NB |
404 | fprintf(stderr, Name ": invalid raid level: %s\n", |
405 | optarg); | |
406 | exit(2); | |
407 | } | |
b5e64645 | 408 | if (level != 0 && level != -1 && level != 1 && level != -4 && level != -5 && mode == BUILD) { |
52826846 NB |
409 | fprintf(stderr, Name ": Raid level %s not permitted with --build.\n", |
410 | optarg); | |
411 | exit(2); | |
412 | } | |
e0d19036 | 413 | if (sparedisks > 0 && level < 1 && level >= -1) { |
b83d95f3 | 414 | fprintf(stderr, Name ": raid level %s is incompatible with spare-devices setting.\n", |
52826846 NB |
415 | optarg); |
416 | exit(2); | |
417 | } | |
cd29a5c8 | 418 | ident.level = level; |
52826846 | 419 | continue; |
64c4757e | 420 | |
e0d19036 | 421 | case O(CREATE,'p'): /* raid5 layout */ |
b5e64645 NB |
422 | case O(BUILD,'p'): /* faulty layout */ |
423 | case O(GROW, 'p'): /* faulty reconfig */ | |
e5329c37 | 424 | if (layout != UnSet) { |
52826846 NB |
425 | fprintf(stderr,Name ": layout may only be sent once. " |
426 | "Second value was %s\n", optarg); | |
427 | exit(2); | |
428 | } | |
429 | switch(level) { | |
430 | default: | |
56eb10c0 | 431 | fprintf(stderr, Name ": layout not meaningful for %s arrays.\n", |
52826846 NB |
432 | map_num(pers, level)); |
433 | exit(2); | |
98c6faba | 434 | case UnSet: |
52826846 NB |
435 | fprintf(stderr, Name ": raid level must be given before layout.\n"); |
436 | exit(2); | |
437 | ||
438 | case 5: | |
98c6faba | 439 | case 6: |
52826846 | 440 | layout = map_name(r5layout, optarg); |
98c6faba | 441 | if (layout==UnSet) { |
52826846 NB |
442 | fprintf(stderr, Name ": layout %s not understood for raid5.\n", |
443 | optarg); | |
444 | exit(2); | |
445 | } | |
446 | break; | |
e5329c37 NB |
447 | |
448 | case 10: | |
b578481c NB |
449 | /* 'f', 'o' or 'n' followed by a number <= raid_disks */ |
450 | if ((optarg[0] != 'n' && optarg[0] != 'f' && optarg[0] != 'o') || | |
e5329c37 NB |
451 | (copies = strtoul(optarg+1, &cp, 10)) < 1 || |
452 | copies > 200 || | |
453 | *cp) { | |
b578481c | 454 | fprintf(stderr, Name ": layout for raid10 must be 'nNN', 'oNN' or 'fNN' where NN is a number, not %s\n", optarg); |
e5329c37 NB |
455 | exit(2); |
456 | } | |
457 | if (optarg[0] == 'n') | |
458 | layout = 256 + copies; | |
b578481c NB |
459 | else if (optarg[0] == 'o') |
460 | layout = 0x10000 + (copies<<8) + 1; | |
e5329c37 NB |
461 | else |
462 | layout = 1 + (copies<<8); | |
463 | break; | |
b5e64645 NB |
464 | case -5: /* Faulty |
465 | * modeNNN | |
466 | */ | |
aba69144 | 467 | |
b5e64645 NB |
468 | { |
469 | int ln = strcspn(optarg, "0123456789"); | |
470 | char *m = strdup(optarg); | |
471 | int mode; | |
472 | m[ln] = 0; | |
473 | mode = map_name(faultylayout, m); | |
474 | if (mode == UnSet) { | |
475 | fprintf(stderr, Name ": layout %s not understood for faulty.\n", | |
476 | optarg); | |
477 | exit(2); | |
478 | } | |
479 | layout = mode | (atoi(optarg+ln)<< ModeShift); | |
480 | } | |
52826846 NB |
481 | } |
482 | continue; | |
483 | ||
997aed5d NB |
484 | case O(CREATE,AssumeClean): |
485 | case O(BUILD,AssumeClean): /* assume clean */ | |
dd0781e5 NB |
486 | assume_clean = 1; |
487 | continue; | |
488 | ||
489 | case O(GROW,'n'): | |
e0d19036 NB |
490 | case O(CREATE,'n'): |
491 | case O(BUILD,'n'): /* number of raid disks */ | |
52826846 | 492 | if (raiddisks) { |
b83d95f3 | 493 | fprintf(stderr, Name ": raid-devices set twice: %d and %s\n", |
52826846 NB |
494 | raiddisks, optarg); |
495 | exit(2); | |
496 | } | |
497 | raiddisks = strtol(optarg, &c, 10); | |
e4c4352e | 498 | if (!optarg[0] || *c || raiddisks<=0) { |
b83d95f3 | 499 | fprintf(stderr, Name ": invalid number of raid devices: %s\n", |
52826846 NB |
500 | optarg); |
501 | exit(2); | |
502 | } | |
cd29a5c8 | 503 | ident.raid_disks = raiddisks; |
52826846 NB |
504 | continue; |
505 | ||
e0d19036 | 506 | case O(CREATE,'x'): /* number of spare (eXtra) discs */ |
52826846 | 507 | if (sparedisks) { |
b83d95f3 | 508 | fprintf(stderr,Name ": spare-devices set twice: %d and %s\n", |
52826846 NB |
509 | sparedisks, optarg); |
510 | exit(2); | |
511 | } | |
98c6faba | 512 | if (level != UnSet && level <= 0 && level >= -1) { |
b83d95f3 | 513 | fprintf(stderr, Name ": spare-devices setting is incompatible with raid level %d\n", |
52826846 NB |
514 | level); |
515 | exit(2); | |
516 | } | |
517 | sparedisks = strtol(optarg, &c, 10); | |
e4c4352e | 518 | if (!optarg[0] || *c || sparedisks < 0) { |
b83d95f3 | 519 | fprintf(stderr, Name ": invalid number of spare-devices: %s\n", |
52826846 NB |
520 | optarg); |
521 | exit(2); | |
522 | } | |
523 | continue; | |
dd0781e5 NB |
524 | |
525 | case O(CREATE,'a'): | |
526 | case O(BUILD,'a'): | |
95b79df0 | 527 | case O(INCREMENTAL,'a'): |
dd0781e5 | 528 | case O(ASSEMBLE,'a'): /* auto-creation of device node */ |
f1ae21c4 | 529 | autof = parse_auto(optarg, "--auto flag", 0); |
dd0781e5 NB |
530 | continue; |
531 | ||
38098016 NB |
532 | case O(CREATE,Symlinks): |
533 | case O(BUILD,Symlinks): | |
534 | case O(ASSEMBLE,Symlinks): /* auto creation of symlinks in /dev to /dev/md */ | |
535 | symlinks = optarg; | |
536 | continue; | |
537 | ||
aa88f531 | 538 | case O(BUILD,'f'): /* force honouring '-n 1' */ |
bd72c2b2 | 539 | case O(GROW,'f'): /* ditto */ |
e0d19036 NB |
540 | case O(CREATE,'f'): /* force honouring of device list */ |
541 | case O(ASSEMBLE,'f'): /* force assembly */ | |
542 | case O(MISC,'f'): /* force zero */ | |
52826846 NB |
543 | force=1; |
544 | continue; | |
545 | ||
546 | /* now for the Assemble options */ | |
3d3dd91e | 547 | case O(CREATE,'u'): /* uuid of array */ |
e0d19036 | 548 | case O(ASSEMBLE,'u'): /* uuid of array */ |
52826846 | 549 | if (ident.uuid_set) { |
cd29a5c8 | 550 | fprintf(stderr, Name ": uuid cannot be set twice. " |
52826846 NB |
551 | "Second value %s.\n", optarg); |
552 | exit(2); | |
553 | } | |
554 | if (parse_uuid(optarg, ident.uuid)) | |
555 | ident.uuid_set = 1; | |
556 | else { | |
557 | fprintf(stderr,Name ": Bad uuid: %s\n", optarg); | |
558 | exit(2); | |
559 | } | |
560 | continue; | |
561 | ||
947fd4dd NB |
562 | case O(CREATE,'N'): |
563 | case O(ASSEMBLE,'N'): | |
564 | if (ident.name[0]) { | |
565 | fprintf(stderr, Name ": name cannot be set twice. " | |
566 | "Second value %s.\n", optarg); | |
567 | exit(2); | |
568 | } | |
569 | if (strlen(optarg) > 32) { | |
570 | fprintf(stderr, Name ": name '%s' is too long, 32 chars max.\n", | |
571 | optarg); | |
572 | exit(2); | |
573 | } | |
574 | strcpy(ident.name, optarg); | |
575 | continue; | |
576 | ||
e0d19036 | 577 | case O(ASSEMBLE,'m'): /* super-minor for array */ |
98c6faba | 578 | if (ident.super_minor != UnSet) { |
cd29a5c8 NB |
579 | fprintf(stderr, Name ": super-minor cannot be set twice. " |
580 | "Second value: %s.\n", optarg); | |
581 | exit(2); | |
582 | } | |
d013a55e NB |
583 | if (strcmp(optarg, "dev")==0) |
584 | ident.super_minor = -2; | |
585 | else { | |
586 | ident.super_minor = strtoul(optarg, &cp, 10); | |
587 | if (!optarg[0] || *cp) { | |
588 | fprintf(stderr, Name ": Bad super-minor number: %s.\n", optarg); | |
589 | exit(2); | |
590 | } | |
cd29a5c8 NB |
591 | } |
592 | continue; | |
593 | ||
5787fa49 NB |
594 | case O(ASSEMBLE,'U'): /* update the superblock */ |
595 | if (update) { | |
596 | fprintf(stderr, Name ": Can only update one aspect of superblock, both %s and %s given.\n", | |
597 | update, optarg); | |
598 | exit(2); | |
599 | } | |
600 | update = optarg; | |
aba69144 | 601 | if (strcmp(update, "sparc2.2")==0) |
e5329c37 | 602 | continue; |
5787fa49 NB |
603 | if (strcmp(update, "super-minor") == 0) |
604 | continue; | |
feb716e9 NB |
605 | if (strcmp(update, "summaries")==0) |
606 | continue; | |
e5329c37 NB |
607 | if (strcmp(update, "resync")==0) |
608 | continue; | |
7d99579f NB |
609 | if (strcmp(update, "uuid")==0) |
610 | continue; | |
c4f12c13 NB |
611 | if (strcmp(update, "name")==0) |
612 | continue; | |
0237e0ca NB |
613 | if (strcmp(update, "homehost")==0) |
614 | continue; | |
bee8ec56 NB |
615 | if (strcmp(update, "devicesize")==0) |
616 | continue; | |
586ed405 NB |
617 | if (strcmp(update, "byteorder")==0) { |
618 | if (ss) { | |
619 | fprintf(stderr, Name ": must not set metadata type with --update=byteorder.\n"); | |
620 | exit(2); | |
621 | } | |
aba69144 | 622 | for(i=0; !ss && superlist[i]; i++) |
586ed405 NB |
623 | ss = superlist[i]->match_metadata_desc("0.swap"); |
624 | if (!ss) { | |
625 | fprintf(stderr, Name ": INTERNAL ERROR cannot find 0.swap\n"); | |
626 | exit(2); | |
627 | } | |
628 | ||
629 | continue; | |
630 | } | |
0047d254 NB |
631 | if (strcmp(update,"?") == 0 || |
632 | strcmp(update, "help") == 0) { | |
633 | outf = stdout; | |
634 | fprintf(outf, Name ": "); | |
635 | } else { | |
636 | outf = stderr; | |
637 | fprintf(outf, | |
638 | Name ": '--update=%s' is invalid. ", | |
639 | update); | |
640 | } | |
641 | fprintf(outf, "Valid --update options are:\n" | |
bee8ec56 NB |
642 | " 'sparc2.2', 'super-minor', 'uuid', 'name', 'resync',\n" |
643 | " 'summaries', 'homehost', 'byteorder', 'devicesize'.\n"); | |
0047d254 | 644 | exit(outf == stdout ? 0 : 2); |
5787fa49 | 645 | |
997aed5d | 646 | case O(ASSEMBLE,NoDegraded): /* --no-degraded */ |
0047d254 NB |
647 | runstop = -1; /* --stop isn't allowed for --assemble, |
648 | * so we overload slightly */ | |
b8a8ccf9 NB |
649 | continue; |
650 | ||
e0d19036 | 651 | case O(ASSEMBLE,'c'): /* config file */ |
7b187ed7 | 652 | case O(INCREMENTAL, 'c'): |
2d465520 | 653 | case O(MISC, 'c'): |
e0d19036 | 654 | case O(MONITOR,'c'): |
52826846 NB |
655 | if (configfile) { |
656 | fprintf(stderr, Name ": configfile cannot be set twice. " | |
657 | "Second value is %s.\n", optarg); | |
658 | exit(2); | |
659 | } | |
660 | configfile = optarg; | |
8aec876d | 661 | set_conffile(configfile); |
52826846 NB |
662 | /* FIXME possibly check that config file exists. Even parse it */ |
663 | continue; | |
e0d19036 NB |
664 | case O(ASSEMBLE,'s'): /* scan */ |
665 | case O(MISC,'s'): | |
666 | case O(MONITOR,'s'): | |
8382f19b | 667 | case O(INCREMENTAL,'s'): |
52826846 NB |
668 | scan = 1; |
669 | continue; | |
670 | ||
e0d19036 | 671 | case O(MONITOR,'m'): /* mail address */ |
52826846 NB |
672 | if (mailaddr) |
673 | fprintf(stderr, Name ": only specify one mailaddress. %s ignored.\n", | |
674 | optarg); | |
675 | else | |
676 | mailaddr = optarg; | |
677 | continue; | |
678 | ||
e0d19036 | 679 | case O(MONITOR,'p'): /* alert program */ |
52826846 NB |
680 | if (program) |
681 | fprintf(stderr, Name ": only specify one alter program. %s ignored.\n", | |
682 | optarg); | |
683 | else | |
684 | program = optarg; | |
685 | continue; | |
64c4757e | 686 | |
e0d19036 | 687 | case O(MONITOR,'d'): /* delay in seconds */ |
f5e166fe | 688 | case O(GROW, 'd'): |
c82f047c NB |
689 | case O(BUILD,'d'): /* delay for bitmap updates */ |
690 | case O(CREATE,'d'): | |
52826846 NB |
691 | if (delay) |
692 | fprintf(stderr, Name ": only specify delay once. %s ignored.\n", | |
693 | optarg); | |
694 | else { | |
695 | delay = strtol(optarg, &c, 10); | |
696 | if (!optarg[0] || *c || delay<1) { | |
697 | fprintf(stderr, Name ": invalid delay: %s\n", | |
698 | optarg); | |
699 | exit(2); | |
700 | } | |
701 | } | |
702 | continue; | |
d013a55e NB |
703 | case O(MONITOR,'f'): /* daemonise */ |
704 | daemonise = 1; | |
705 | continue; | |
b5e64645 NB |
706 | case O(MONITOR,'i'): /* pid */ |
707 | if (pidfile) | |
708 | fprintf(stderr, Name ": only specify one pid file. %s ignored.\n", | |
709 | optarg); | |
710 | else | |
711 | pidfile = optarg; | |
712 | continue; | |
aa88f531 NB |
713 | case O(MONITOR,'1'): /* oneshot */ |
714 | oneshot = 1; | |
715 | continue; | |
98c6faba NB |
716 | case O(MONITOR,'t'): /* test */ |
717 | test = 1; | |
718 | continue; | |
773135f5 | 719 | case O(MONITOR,'y'): /* log messages to syslog */ |
6ac8aac2 | 720 | openlog("mdadm", LOG_PID, SYSLOG_FACILITY); |
773135f5 NB |
721 | dosyslog = 1; |
722 | continue; | |
52826846 NB |
723 | |
724 | /* now the general management options. Some are applicable | |
725 | * to other modes. None have arguments. | |
726 | */ | |
e5329c37 | 727 | case O(GROW,'a'): |
dd0781e5 | 728 | case O(MANAGE,'a'): /* add a drive */ |
52826846 | 729 | devmode = 'a'; |
fe80f49b NB |
730 | re_add = 0; |
731 | continue; | |
997aed5d | 732 | case O(MANAGE,ReAdd): |
fe80f49b NB |
733 | devmode = 'a'; |
734 | re_add = 1; | |
52826846 | 735 | continue; |
e0d19036 | 736 | case O(MANAGE,'r'): /* remove a drive */ |
52826846 NB |
737 | devmode = 'r'; |
738 | continue; | |
e0d19036 | 739 | case O(MANAGE,'f'): /* set faulty */ |
52826846 NB |
740 | devmode = 'f'; |
741 | continue; | |
8382f19b | 742 | case O(INCREMENTAL,'R'): |
e0d19036 NB |
743 | case O(MANAGE,'R'): |
744 | case O(ASSEMBLE,'R'): | |
745 | case O(BUILD,'R'): | |
746 | case O(CREATE,'R'): /* Run the array */ | |
52826846 NB |
747 | if (runstop < 0) { |
748 | fprintf(stderr, Name ": Cannot both Stop and Run an array\n"); | |
749 | exit(2); | |
750 | } | |
751 | runstop = 1; | |
752 | continue; | |
e0d19036 | 753 | case O(MANAGE,'S'): |
52826846 NB |
754 | if (runstop > 0) { |
755 | fprintf(stderr, Name ": Cannot both Run and Stop an array\n"); | |
756 | exit(2); | |
757 | } | |
758 | runstop = -1; | |
759 | continue; | |
760 | ||
e0d19036 NB |
761 | case O(MISC,'Q'): |
762 | case O(MISC,'D'): | |
763 | case O(MISC,'E'): | |
764 | case O(MISC,'K'): | |
765 | case O(MISC,'R'): | |
766 | case O(MISC,'S'): | |
c82f047c | 767 | case O(MISC,'X'): |
e0d19036 NB |
768 | case O(MISC,'o'): |
769 | case O(MISC,'w'): | |
b90c0e9a | 770 | case O(MISC,'W'): |
1770662b | 771 | case O(MISC, Waitclean): |
e0d19036 NB |
772 | if (devmode && devmode != opt && |
773 | (devmode == 'E' || (opt == 'E' && devmode != 'Q'))) { | |
774 | fprintf(stderr, Name ": --examine/-E cannot be given with -%c\n", | |
775 | devmode =='E'?opt:devmode); | |
776 | exit(2); | |
777 | } | |
778 | devmode = opt; | |
779 | continue; | |
feb716e9 NB |
780 | case O(MISC,'t'): |
781 | test = 1; | |
782 | continue; | |
e0d19036 | 783 | |
997aed5d | 784 | case O(MISC, Sparc22): |
bd526cee NB |
785 | if (devmode != 'E') { |
786 | fprintf(stderr, Name ": --sparc2.2 only allowed with --examine\n"); | |
787 | exit(2); | |
788 | } | |
789 | SparcAdjust = 1; | |
790 | continue; | |
c82f047c NB |
791 | |
792 | case O(ASSEMBLE,'b'): /* here we simply set the bitmap file */ | |
793 | if (!optarg) { | |
794 | fprintf(stderr, Name ": bitmap file needed with -b in --assemble mode\n"); | |
795 | exit(2); | |
796 | } | |
55935d51 NB |
797 | if (strcmp(optarg, "internal")==0) { |
798 | fprintf(stderr, Name ": there is no need to specify --bitmap when assembling arrays with internal bitmaps\n"); | |
799 | continue; | |
800 | } | |
c82f047c NB |
801 | bitmap_fd = open(optarg, O_RDWR); |
802 | if (!*optarg || bitmap_fd < 0) { | |
803 | fprintf(stderr, Name ": cannot open bitmap file %s: %s\n", optarg, strerror(errno)); | |
804 | exit(2); | |
805 | } | |
806 | ident.bitmap_fd = bitmap_fd; /* for Assemble */ | |
807 | continue; | |
f5e166fe | 808 | |
997aed5d NB |
809 | case O(ASSEMBLE, BackupFile): |
810 | case O(GROW, BackupFile): | |
06b0d786 NB |
811 | /* Specify a file into which grow might place a backup, |
812 | * or from which assemble might recover a backup | |
813 | */ | |
814 | if (backup_file) { | |
815 | fprintf(stderr, Name ": backup file already specified, rejecting %s\n", optarg); | |
816 | exit(2); | |
817 | } | |
818 | backup_file = optarg; | |
819 | continue; | |
820 | ||
c82f047c NB |
821 | case O(BUILD,'b'): |
822 | case O(CREATE,'b'): /* here we create the bitmap */ | |
85375d6d NB |
823 | if (strcmp(optarg, "none") == 0) { |
824 | fprintf(stderr, Name ": '--bitmap none' only" | |
825 | " support for --grow\n"); | |
826 | exit(2); | |
827 | } | |
828 | /* FALL THROUGH */ | |
829 | case O(GROW,'b'): | |
1e0d770c NB |
830 | if (strcmp(optarg, "internal")== 0 || |
831 | strcmp(optarg, "none")== 0 || | |
832 | strchr(optarg, '/') != NULL) { | |
833 | bitmap_file = optarg; | |
834 | continue; | |
835 | } | |
836 | /* probable typo */ | |
837 | fprintf(stderr, Name ": bitmap file must contain a '/', or be 'internal', or 'none'\n"); | |
838 | exit(2); | |
c82f047c | 839 | |
997aed5d NB |
840 | case O(GROW,BitmapChunk): |
841 | case O(BUILD,BitmapChunk): | |
842 | case O(CREATE,BitmapChunk): /* bitmap chunksize */ | |
c82f047c NB |
843 | bitmap_chunk = strtol(optarg, &c, 10); |
844 | if (!optarg[0] || *c || bitmap_chunk < 0 || | |
845 | bitmap_chunk & (bitmap_chunk - 1)) { | |
846 | fprintf(stderr, Name ": invalid bitmap chunksize: %s\n", | |
847 | optarg); | |
848 | exit(2); | |
849 | } | |
850 | /* convert K to B, chunk of 0K means 512B */ | |
851 | bitmap_chunk = bitmap_chunk ? bitmap_chunk * 1024 : 512; | |
852 | continue; | |
dfd4d8ee | 853 | |
7d19ad0d | 854 | case O(GROW, WriteBehind): |
997aed5d NB |
855 | case O(BUILD, WriteBehind): |
856 | case O(CREATE, WriteBehind): /* write-behind mode */ | |
dfd4d8ee NB |
857 | write_behind = DEFAULT_MAX_WRITE_BEHIND; |
858 | if (optarg) { | |
859 | write_behind = strtol(optarg, &c, 10); | |
860 | if (write_behind < 0 || *c || | |
861 | write_behind > 16383) { | |
862 | fprintf(stderr, Name ": Invalid value for maximum outstanding write-behind writes: %s.\n\tMust be between 0 and 16383.\n", optarg); | |
863 | exit(2); | |
864 | } | |
865 | } | |
866 | continue; | |
8382f19b NB |
867 | |
868 | case O(INCREMENTAL, 'r'): | |
869 | rebuild_map = 1; | |
870 | continue; | |
52826846 NB |
871 | } |
872 | /* We have now processed all the valid options. Anything else is | |
873 | * an error | |
874 | */ | |
06b0d786 NB |
875 | if (option_index > 0) |
876 | fprintf(stderr, Name ":option --%s not valid in %s mode\n", | |
877 | long_options[option_index].name, | |
878 | map_num(modes, mode)); | |
879 | else | |
880 | fprintf(stderr, Name ": option -%c not valid in %s mode\n", | |
881 | opt, map_num(modes, mode)); | |
64c4757e | 882 | exit(2); |
52826846 NB |
883 | |
884 | } | |
885 | ||
3d4064cc NB |
886 | if (print_help) { |
887 | char *help_text = Help; | |
888 | if (print_help == 2) | |
889 | help_text = OptionHelp; | |
890 | else | |
891 | switch (mode) { | |
892 | case ASSEMBLE : help_text = Help_assemble; break; | |
893 | case BUILD : help_text = Help_build; break; | |
894 | case CREATE : help_text = Help_create; break; | |
895 | case MANAGE : help_text = Help_manage; break; | |
896 | case MISC : help_text = Help_misc; break; | |
897 | case MONITOR : help_text = Help_monitor; break; | |
898 | case GROW : help_text = Help_grow; break; | |
8382f19b | 899 | case INCREMENTAL:help_text= Help_incr; break; |
3d4064cc | 900 | } |
0047d254 | 901 | fputs(help_text,stdout); |
3d4064cc NB |
902 | exit(0); |
903 | } | |
904 | ||
0320ea45 NB |
905 | if (!mode && devs_found) { |
906 | mode = MISC; | |
907 | devmode = 'Q'; | |
908 | if (devlist->disposition == 0) | |
909 | devlist->disposition = devmode; | |
910 | } | |
52826846 NB |
911 | if (!mode) { |
912 | fputs(Usage, stderr); | |
64c4757e | 913 | exit(2); |
64c4757e | 914 | } |
38098016 NB |
915 | |
916 | if (symlinks) { | |
917 | struct createinfo *ci = conf_get_create_info(); | |
918 | ||
919 | if (strcasecmp(symlinks, "yes") == 0) | |
920 | ci->symlinks = 1; | |
921 | else if (strcasecmp(symlinks, "no") == 0) | |
922 | ci->symlinks = 0; | |
923 | else { | |
924 | fprintf(stderr, Name ": option --symlinks must be 'no' or 'yes'\n"); | |
925 | exit(2); | |
926 | } | |
927 | } | |
52826846 NB |
928 | /* Ok, got the option parsing out of the way |
929 | * hopefully it's mostly right but there might be some stuff | |
930 | * missing | |
931 | * | |
e0d19036 | 932 | * That is mosty checked in the per-mode stuff but... |
52826846 NB |
933 | * |
934 | * For @,B,C and A without -s, the first device listed must be an md device | |
935 | * we check that here and open it. | |
64c4757e | 936 | */ |
52826846 | 937 | |
dd0781e5 NB |
938 | if (mode==MANAGE || mode == BUILD || mode == CREATE || mode == GROW || |
939 | (mode == ASSEMBLE && ! scan)) { | |
52826846 NB |
940 | if (devs_found < 1) { |
941 | fprintf(stderr, Name ": an md device must be given in this mode\n"); | |
942 | exit(2); | |
943 | } | |
dd0781e5 | 944 | if ((int)ident.super_minor == -2 && autof) { |
aba69144 | 945 | fprintf(stderr, Name ": --super-minor=dev is incompatible with --auto\n"); |
dd0781e5 NB |
946 | exit(2); |
947 | } | |
7f91af49 | 948 | if (mode == MANAGE || mode == GROW) { |
6be1d39d | 949 | mdfd = open_mddev(devlist->devname, 1); |
7f91af49 N |
950 | if (mdfd < 0) |
951 | exit(1); | |
952 | } else | |
953 | /* non-existent device is OK */ | |
954 | mdfd = open_mddev(devlist->devname, 0); | |
955 | if (mdfd == -2) { | |
956 | fprintf(stderr, Name ": device %s exists but is not an " | |
957 | "md array.\n", devlist->devname); | |
52826846 | 958 | exit(1); |
7f91af49 | 959 | } |
98c6faba | 960 | if ((int)ident.super_minor == -2) { |
d013a55e | 961 | struct stat stb; |
7f91af49 N |
962 | if (mdfd < 0) { |
963 | fprintf(stderr, Name ": --super-minor=dev given, and " | |
964 | "listed device %s doesn't exist.\n", | |
965 | devlist->devname); | |
966 | exit(1); | |
967 | } | |
d013a55e | 968 | fstat(mdfd, &stb); |
0df46c2a | 969 | ident.super_minor = minor(stb.st_rdev); |
d013a55e | 970 | } |
7f91af49 N |
971 | if (mdfd >= 0 && mode != MANAGE && mode != GROW) { |
972 | /* We don't really want this open yet, we just might | |
973 | * have wanted to check some things | |
974 | */ | |
975 | close(mdfd); | |
976 | mdfd = -1; | |
977 | } | |
64c4757e | 978 | } |
52826846 | 979 | |
e4c4352e NB |
980 | if (raiddisks) { |
981 | if (raiddisks > max_disks) { | |
6fbba4c9 NB |
982 | fprintf(stderr, Name ": invalid number of raid devices: %d\n", |
983 | raiddisks); | |
e4c4352e NB |
984 | exit(2); |
985 | } | |
986 | if (raiddisks == 1 && !force && level != -5) { | |
987 | fprintf(stderr, Name ": '1' is an unusual number of drives for an array, so it is probably\n" | |
988 | " a mistake. If you really mean it you will need to specify --force before\n" | |
989 | " setting the number of drives.\n"); | |
990 | exit(2); | |
991 | } | |
992 | } | |
993 | if (sparedisks) { | |
994 | if ( sparedisks > max_disks - raiddisks) { | |
6fbba4c9 NB |
995 | fprintf(stderr, Name ": invalid number of spare-devices: %d\n", |
996 | sparedisks); | |
e4c4352e NB |
997 | exit(2); |
998 | } | |
999 | } | |
c82f047c | 1000 | |
997aed5d | 1001 | if (homehost == NULL) |
8aec876d | 1002 | homehost = conf_get_homehost(); |
9180c81b | 1003 | if (homehost == NULL || strcmp(homehost, "<system>")==0) { |
05697ec1 NB |
1004 | if (gethostname(sys_hostname, sizeof(sys_hostname)) == 0) { |
1005 | sys_hostname[sizeof(sys_hostname)-1] = 0; | |
1006 | homehost = sys_hostname; | |
1007 | } | |
1008 | } | |
997aed5d | 1009 | |
7f91af49 N |
1010 | ident.autof = autof; |
1011 | ||
52826846 NB |
1012 | rv = 0; |
1013 | switch(mode) { | |
e0d19036 | 1014 | case MANAGE: |
52826846 NB |
1015 | /* readonly, add/remove, readwrite, runstop */ |
1016 | if (readonly>0) | |
cd29a5c8 | 1017 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 1018 | if (!rv && devs_found>1) |
cd29a5c8 | 1019 | rv = Manage_subdevs(devlist->devname, mdfd, |
dab6685f | 1020 | devlist->next, verbose-quiet); |
52826846 | 1021 | if (!rv && readonly < 0) |
cd29a5c8 | 1022 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 1023 | if (!rv && runstop) |
ab56093f | 1024 | rv = Manage_runstop(devlist->devname, mdfd, runstop, quiet); |
52826846 | 1025 | break; |
e0d19036 | 1026 | case ASSEMBLE: |
d013a55e | 1027 | if (devs_found == 1 && ident.uuid_set == 0 && |
947fd4dd | 1028 | ident.super_minor == UnSet && ident.name[0] == 0 && !scan ) { |
d013a55e | 1029 | /* Only a device has been given, so get details from config file */ |
8aec876d | 1030 | mddev_ident_t array_ident = conf_get_ident(devlist->devname); |
b5e64645 NB |
1031 | if (array_ident == NULL) { |
1032 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
1033 | devlist->devname); | |
d013a55e | 1034 | rv |= 1; |
7f91af49 N |
1035 | if (mdfd >= 0) |
1036 | close(mdfd); | |
b5e64645 | 1037 | } else { |
7f91af49 N |
1038 | if (array_ident->autof == 0) |
1039 | array_ident->autof = autof; | |
1040 | rv |= Assemble(ss, devlist->devname, array_ident, | |
1041 | NULL, backup_file, | |
1042 | readonly, runstop, update, homehost, verbose-quiet, force); | |
d013a55e NB |
1043 | } |
1044 | } else if (!scan) | |
7f91af49 | 1045 | rv = Assemble(ss, devlist->devname, &ident, |
06b0d786 | 1046 | devlist->next, backup_file, |
e5eac01f | 1047 | readonly, runstop, update, homehost, verbose-quiet, force); |
5787fa49 NB |
1048 | else if (devs_found>0) { |
1049 | if (update && devs_found > 1) { | |
1050 | fprintf(stderr, Name ": can only update a single array at a time\n"); | |
1051 | exit(1); | |
1052 | } | |
06b0d786 NB |
1053 | if (backup_file && devs_found > 1) { |
1054 | fprintf(stderr, Name ": can only assemble a single array when providing a backup file.\n"); | |
1055 | exit(1); | |
1056 | } | |
cd29a5c8 | 1057 | for (dv = devlist ; dv ; dv=dv->next) { |
8aec876d | 1058 | mddev_ident_t array_ident = conf_get_ident(dv->devname); |
52826846 NB |
1059 | if (array_ident == NULL) { |
1060 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
cd29a5c8 | 1061 | dv->devname); |
52826846 NB |
1062 | rv |= 1; |
1063 | continue; | |
1064 | } | |
7f91af49 N |
1065 | if (array_ident->autof == 0) |
1066 | array_ident->autof = autof; | |
1067 | rv |= Assemble(ss, dv->devname, array_ident, | |
06b0d786 | 1068 | NULL, backup_file, |
e5eac01f | 1069 | readonly, runstop, update, homehost, verbose-quiet, force); |
52826846 | 1070 | } |
5787fa49 | 1071 | } else { |
8aec876d NB |
1072 | mddev_ident_t array_list = conf_get_ident(NULL); |
1073 | mddev_dev_t devlist = conf_get_devs(); | |
da6b5ca9 NB |
1074 | int cnt = 0; |
1075 | if (devlist == NULL) { | |
1076 | fprintf(stderr, Name ": No devices listed in conf file were found.\n"); | |
1077 | exit(1); | |
1078 | } | |
1079 | if (update) { | |
1080 | fprintf(stderr, Name ": --update not meaningful with a --scan assembly.\n"); | |
1081 | exit(1); | |
1082 | } | |
1083 | if (backup_file) { | |
1084 | fprintf(stderr, Name ": --backup_file not meaningful with a --scan assembly.\n"); | |
1085 | exit(1); | |
1086 | } | |
1087 | for (; array_list; array_list = array_list->next) { | |
7f91af49 N |
1088 | if (array_list->autof == 0) |
1089 | array_list->autof = autof; | |
1090 | ||
1091 | rv |= Assemble(ss, array_list->devname, | |
1092 | array_list, | |
1093 | NULL, NULL, | |
1094 | readonly, runstop, NULL, homehost, verbose-quiet, force); | |
1095 | if (rv == 0) cnt++; | |
da6b5ca9 NB |
1096 | } |
1097 | if (homehost) { | |
1098 | /* Maybe we can auto-assemble something. | |
7f91af49 | 1099 | * Repeatedly call Assemble in auto-assemble mode |
da6b5ca9 NB |
1100 | * until it fails |
1101 | */ | |
1102 | int rv2; | |
d55e3aef NB |
1103 | int acnt; |
1104 | ident.autof = autof; | |
da6b5ca9 | 1105 | do { |
1c203a4b | 1106 | mddev_dev_t devlist = conf_get_devs(); |
d55e3aef NB |
1107 | acnt = 0; |
1108 | do { | |
7f91af49 | 1109 | rv2 = Assemble(ss, NULL, |
8aec876d | 1110 | &ident, |
1c203a4b | 1111 | devlist, NULL, |
d55e3aef NB |
1112 | readonly, runstop, NULL, homehost, verbose-quiet, force); |
1113 | if (rv2==0) { | |
1114 | cnt++; | |
1115 | acnt++; | |
1116 | } | |
589395d6 NB |
1117 | if (rv2 == 1) |
1118 | /* found something so even though assembly failed we | |
1119 | * want to avoid auto-updates | |
1120 | */ | |
1121 | auto_update_home = 0; | |
d55e3aef NB |
1122 | } while (rv2!=2); |
1123 | /* Incase there are stacked devices, we need to go around again */ | |
d55e3aef | 1124 | } while (acnt); |
589395d6 NB |
1125 | if (cnt == 0 && auto_update_home && homehost) { |
1126 | /* Nothing found, maybe we need to bootstrap homehost info */ | |
1127 | do { | |
1128 | acnt = 0; | |
1129 | do { | |
7f91af49 | 1130 | rv2 = Assemble(ss, NULL, |
8aec876d | 1131 | &ident, |
43f2372a | 1132 | NULL, NULL, |
589395d6 NB |
1133 | readonly, runstop, "homehost", homehost, verbose-quiet, force); |
1134 | if (rv2==0) { | |
1135 | cnt++; | |
1136 | acnt++; | |
1137 | } | |
1138 | } while (rv2!=2); | |
1139 | /* Incase there are stacked devices, we need to go around again */ | |
589395d6 NB |
1140 | } while (acnt); |
1141 | } | |
da6b5ca9 NB |
1142 | if (cnt == 0 && rv == 0) { |
1143 | fprintf(stderr, Name ": No arrays found in config file or automatically\n"); | |
1144 | rv = 1; | |
1c203a4b NB |
1145 | } else if (cnt) |
1146 | rv = 0; | |
da6b5ca9 NB |
1147 | } else if (cnt == 0 && rv == 0) { |
1148 | fprintf(stderr, Name ": No arrays found in config file\n"); | |
1149 | rv = 1; | |
1150 | } | |
52826846 NB |
1151 | } |
1152 | break; | |
e0d19036 | 1153 | case BUILD: |
c82f047c | 1154 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; |
dfd4d8ee NB |
1155 | if (write_behind && !bitmap_file) { |
1156 | fprintf(stderr, Name ": write-behind mode requires a bitmap.\n"); | |
1157 | rv = 1; | |
1158 | break; | |
1159 | } | |
5b28bd56 | 1160 | if (raiddisks == 0) { |
e5669f40 | 1161 | fprintf(stderr, Name ": no raid-devices specified.\n"); |
5b28bd56 NB |
1162 | rv = 1; |
1163 | break; | |
1164 | } | |
dfd4d8ee | 1165 | |
c82f047c | 1166 | if (bitmap_file) { |
55935d51 NB |
1167 | if (strcmp(bitmap_file, "internal")==0) { |
1168 | fprintf(stderr, Name ": 'internal' bitmaps not supported with --build\n"); | |
1169 | rv |= 1; | |
1170 | break; | |
1171 | } | |
c82f047c | 1172 | } |
7f91af49 | 1173 | rv = Build(devlist->devname, chunk, level, layout, |
c82f047c | 1174 | raiddisks, devlist->next, assume_clean, |
7f91af49 N |
1175 | bitmap_file, bitmap_chunk, write_behind, |
1176 | delay, verbose-quiet, autof); | |
52826846 | 1177 | break; |
e0d19036 | 1178 | case CREATE: |
c82f047c | 1179 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; |
dfd4d8ee NB |
1180 | if (write_behind && !bitmap_file) { |
1181 | fprintf(stderr, Name ": write-behind mode requires a bitmap.\n"); | |
1182 | rv = 1; | |
1183 | break; | |
1184 | } | |
5b28bd56 | 1185 | if (raiddisks == 0) { |
e5669f40 | 1186 | fprintf(stderr, Name ": no raid-devices specified.\n"); |
5b28bd56 NB |
1187 | rv = 1; |
1188 | break; | |
1189 | } | |
f9ce90ba | 1190 | |
7f91af49 | 1191 | rv = Create(ss, devlist->devname, chunk, level, layout, size<0 ? 0 : size, |
05697ec1 | 1192 | raiddisks, sparedisks, ident.name, homehost, |
3d3dd91e | 1193 | ident.uuid_set ? ident.uuid : NULL, |
47d79ef8 | 1194 | devs_found-1, devlist->next, runstop, verbose-quiet, force, assume_clean, |
7f91af49 | 1195 | bitmap_file, bitmap_chunk, write_behind, delay, autof); |
52826846 | 1196 | break; |
e0d19036 | 1197 | case MISC: |
e0d19036 NB |
1198 | if (devmode == 'E') { |
1199 | if (devlist == NULL && !scan) { | |
1200 | fprintf(stderr, Name ": No devices to examine\n"); | |
1201 | exit(2); | |
1202 | } | |
1203 | if (devlist == NULL) | |
8aec876d | 1204 | devlist = conf_get_devs(); |
e0d19036 | 1205 | if (devlist == NULL) { |
c913b90e | 1206 | fprintf(stderr, Name ": No devices listed in %s\n", configfile?configfile:DefaultConfFile); |
e0d19036 NB |
1207 | exit(1); |
1208 | } | |
e843d5d7 NB |
1209 | if (brief && verbose) |
1210 | brief = 2; | |
0d726f17 KS |
1211 | rv = Examine(devlist, scan?(verbose>1?0:verbose+1):brief, |
1212 | export, scan, | |
1213 | SparcAdjust, ss, homehost); | |
e0d19036 NB |
1214 | } else { |
1215 | if (devlist == NULL) { | |
91f068bf NB |
1216 | if (devmode=='D' && scan) { |
1217 | /* apply --detail to all devices in /proc/mdstat */ | |
22a88995 | 1218 | struct mdstat_ent *ms = mdstat_read(0, 1); |
e0d19036 NB |
1219 | struct mdstat_ent *e; |
1220 | for (e=ms ; e ; e=e->next) { | |
1221 | char *name = get_md_name(e->devnum); | |
1222 | ||
1223 | if (!name) { | |
1224 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
1225 | e->dev); | |
1226 | continue; | |
1227 | } | |
54bad364 KS |
1228 | rv |= Detail(name, verbose>1?0:verbose+1, |
1229 | export, test, homehost); | |
91f068bf NB |
1230 | put_md_name(name); |
1231 | } | |
1232 | } else if (devmode == 'S' && scan) { | |
1233 | /* apply --stop to all devices in /proc/mdstat */ | |
1234 | /* Due to possible stacking of devices, repeat until | |
1235 | * nothing more can be stopped | |
1236 | */ | |
1237 | int progress=1, err; | |
1238 | int last = 0; | |
1239 | do { | |
22a88995 | 1240 | struct mdstat_ent *ms = mdstat_read(0, 0); |
91f068bf NB |
1241 | struct mdstat_ent *e; |
1242 | ||
1243 | if (!progress) last = 1; | |
1244 | progress = 0; err = 0; | |
1245 | for (e=ms ; e ; e=e->next) { | |
1246 | char *name = get_md_name(e->devnum); | |
1247 | ||
1248 | if (!name) { | |
1249 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
1250 | e->dev); | |
1251 | continue; | |
1252 | } | |
6be1d39d | 1253 | mdfd = open_mddev(name, 1); |
43fc1676 | 1254 | if (mdfd >= 0) { |
ab56093f | 1255 | if (Manage_runstop(name, mdfd, -1, quiet?1:last?0:-1)) |
91f068bf NB |
1256 | err = 1; |
1257 | else | |
1258 | progress = 1; | |
43fc1676 NB |
1259 | close(mdfd); |
1260 | } | |
91f068bf NB |
1261 | |
1262 | put_md_name(name); | |
e0d19036 | 1263 | } |
91f068bf | 1264 | } while (!last && err); |
f9c25f1d | 1265 | if (err) rv |= 1; |
91f068bf | 1266 | } else { |
e0d19036 NB |
1267 | fprintf(stderr, Name ": No devices given.\n"); |
1268 | exit(2); | |
1269 | } | |
1270 | } | |
1271 | for (dv=devlist ; dv; dv=dv->next) { | |
1272 | switch(dv->disposition) { | |
1273 | case 'D': | |
54bad364 KS |
1274 | rv |= Detail(dv->devname, |
1275 | brief?1+verbose:0, | |
1276 | export, test, homehost); | |
1277 | continue; | |
e0d19036 | 1278 | case 'K': /* Zero superblock */ |
111d01fc NB |
1279 | rv |= Kill(dv->devname, force, quiet,0); |
1280 | continue; | |
e0d19036 NB |
1281 | case 'Q': |
1282 | rv |= Query(dv->devname); continue; | |
c82f047c | 1283 | case 'X': |
55935d51 | 1284 | rv |= ExamineBitmap(dv->devname, brief, ss); continue; |
b90c0e9a NB |
1285 | case 'W': |
1286 | rv |= Wait(dv->devname); continue; | |
1770662b | 1287 | case Waitclean: |
27dec8fa | 1288 | rv |= WaitClean(dv->devname, verbose-quiet); continue; |
e0d19036 | 1289 | } |
6be1d39d | 1290 | mdfd = open_mddev(dv->devname, 1); |
43fc1676 | 1291 | if (mdfd>=0) { |
e0d19036 NB |
1292 | switch(dv->disposition) { |
1293 | case 'R': | |
ab56093f | 1294 | rv |= Manage_runstop(dv->devname, mdfd, 1, quiet); break; |
e0d19036 | 1295 | case 'S': |
ab56093f | 1296 | rv |= Manage_runstop(dv->devname, mdfd, -1, quiet); break; |
e0d19036 NB |
1297 | case 'o': |
1298 | rv |= Manage_ro(dv->devname, mdfd, 1); break; | |
1299 | case 'w': | |
1300 | rv |= Manage_ro(dv->devname, mdfd, -1); break; | |
1301 | } | |
43fc1676 | 1302 | close(mdfd); |
7f48e210 NB |
1303 | } else |
1304 | rv |= 1; | |
e0d19036 | 1305 | } |
cd29a5c8 | 1306 | } |
9a9dab36 | 1307 | break; |
e0d19036 | 1308 | case MONITOR: |
e0d19036 NB |
1309 | if (!devlist && !scan) { |
1310 | fprintf(stderr, Name ": Cannot monitor: need --scan or at least one device\n"); | |
1311 | rv = 1; | |
1312 | break; | |
1313 | } | |
b5e64645 NB |
1314 | if (pidfile && !daemonise) { |
1315 | fprintf(stderr, Name ": Cannot write a pid file when not in daemon mode\n"); | |
1316 | rv = 1; | |
1317 | break; | |
1318 | } | |
d013a55e | 1319 | rv= Monitor(devlist, mailaddr, program, |
773135f5 | 1320 | delay?delay:60, daemonise, scan, oneshot, |
8aec876d | 1321 | dosyslog, test, pidfile); |
9a9dab36 | 1322 | break; |
dd0781e5 NB |
1323 | |
1324 | case GROW: | |
1325 | if (devs_found > 1) { | |
aba69144 | 1326 | |
e5329c37 NB |
1327 | /* must be '-a'. */ |
1328 | if (size >= 0 || raiddisks) { | |
1329 | fprintf(stderr, Name ": --size, --raiddisks, and --add are exclusing in --grow mode\n"); | |
1330 | rv = 1; | |
1331 | break; | |
1332 | } | |
1333 | for (dv=devlist->next; dv ; dv=dv->next) { | |
1334 | rv = Grow_Add_device(devlist->devname, mdfd, dv->devname); | |
1335 | if (rv) | |
1336 | break; | |
1337 | } | |
f5e166fe NB |
1338 | } else if ((size >= 0) + (raiddisks != 0) + (layout != UnSet) + (bitmap_file != NULL)> 1) { |
1339 | fprintf(stderr, Name ": can change at most one of size, raiddisks, bitmap, and layout\n"); | |
dd0781e5 NB |
1340 | rv = 1; |
1341 | break; | |
b5e64645 NB |
1342 | } else if (layout != UnSet) |
1343 | rv = Manage_reconfig(devlist->devname, mdfd, layout); | |
1344 | else if (size >= 0 || raiddisks) | |
06b0d786 | 1345 | rv = Grow_reshape(devlist->devname, mdfd, quiet, backup_file, |
e86c9dd6 | 1346 | size, level, layout, chunk, raiddisks); |
f5e166fe NB |
1347 | else if (bitmap_file) { |
1348 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; | |
1349 | rv = Grow_addbitmap(devlist->devname, mdfd, bitmap_file, | |
8fac0577 | 1350 | bitmap_chunk, delay, write_behind, force); |
f5e166fe | 1351 | } else |
b5e64645 | 1352 | fprintf(stderr, Name ": no changes to --grow\n"); |
dd0781e5 | 1353 | break; |
8382f19b NB |
1354 | case INCREMENTAL: |
1355 | if (rebuild_map) { | |
1356 | RebuildMap(); | |
1357 | } | |
1358 | if (scan) { | |
1359 | if (runstop <= 0) { | |
1360 | fprintf(stderr, Name | |
1361 | ": --incremental --scan meaningless without --run.\n"); | |
1362 | break; | |
1363 | } | |
1364 | rv = IncrementalScan(verbose); | |
1365 | } | |
1366 | if (!devlist) { | |
1367 | if (!rebuild_map && !scan) { | |
1368 | fprintf(stderr, Name | |
1369 | ": --incremental requires a device.\n"); | |
1370 | rv = 1; | |
1371 | } | |
1372 | break; | |
1373 | } | |
1374 | if (devlist->next) { | |
1375 | fprintf(stderr, Name | |
1376 | ": --incremental can only handle one device.\n"); | |
1377 | rv = 1; | |
1378 | break; | |
1379 | } | |
1380 | rv = Incremental(devlist->devname, verbose-quiet, runstop, | |
1381 | ss, homehost, autof); | |
1f48664b NB |
1382 | break; |
1383 | case AUTODETECT: | |
1384 | autodetect(); | |
1385 | break; | |
64c4757e | 1386 | } |
52826846 | 1387 | exit(rv); |
64c4757e | 1388 | } |