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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 | * |
e736b623 | 4 | * Copyright (C) 2001-2009 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 | |
e736b623 | 22 | * Email: <neilb@suse.de> |
c82f047c | 23 | * |
aba69144 | 24 | * Additions for bitmap and write-behind RAID options, Copyright (C) 2003-2004, |
c82f047c | 25 | * Paul Clements, SteelEye Technology, Inc. |
64c4757e NB |
26 | */ |
27 | ||
9a9dab36 | 28 | #include "mdadm.h" |
64c4757e | 29 | #include "md_p.h" |
dd0781e5 | 30 | #include <ctype.h> |
64c4757e | 31 | |
dd0781e5 | 32 | |
52826846 NB |
33 | int main(int argc, char *argv[]) |
34 | { | |
e0d19036 | 35 | int mode = 0; |
52826846 | 36 | int opt; |
e0d19036 | 37 | int option_index; |
52826846 NB |
38 | char *c; |
39 | int rv; | |
f9ce90ba | 40 | int i; |
52826846 NB |
41 | |
42 | int chunk = 0; | |
5dd497ee | 43 | long long size = -1; |
84e11361 | 44 | long long array_size = -1; |
98c6faba NB |
45 | int level = UnSet; |
46 | int layout = UnSet; | |
19678e53 | 47 | char *layout_str = NULL; |
52826846 NB |
48 | int raiddisks = 0; |
49 | int sparedisks = 0; | |
fa56eddb | 50 | struct mddev_ident ident; |
52826846 | 51 | char *configfile = NULL; |
cd29a5c8 | 52 | char *cp; |
5787fa49 | 53 | char *update = NULL; |
52826846 | 54 | int scan = 0; |
1c7a808c | 55 | int devmode = 0; |
52826846 NB |
56 | int runstop = 0; |
57 | int readonly = 0; | |
dfd4d8ee | 58 | int write_behind = 0; |
c82f047c NB |
59 | int bitmap_fd = -1; |
60 | char *bitmap_file = NULL; | |
06b0d786 | 61 | char *backup_file = NULL; |
87f26d14 | 62 | int invalid_backup = 0; |
c82f047c | 63 | int bitmap_chunk = UnSet; |
bd526cee | 64 | int SparcAdjust = 0; |
a655e550 N |
65 | struct mddev_dev *devlist = NULL; |
66 | struct mddev_dev **devlistend = & devlist; | |
67 | struct mddev_dev *dv; | |
52826846 NB |
68 | int devs_found = 0; |
69 | int verbose = 0; | |
dab6685f | 70 | int quiet = 0; |
cd29a5c8 | 71 | int brief = 0; |
52826846 | 72 | int force = 0; |
feb716e9 | 73 | int test = 0; |
54bad364 | 74 | int export = 0; |
dd0781e5 | 75 | int assume_clean = 0; |
38098016 | 76 | char *symlinks = NULL; |
f1ae21c4 NB |
77 | /* autof indicates whether and how to create device node. |
78 | * bottom 3 bits are style. Rest (when shifted) are number of parts | |
79 | * 0 - unset | |
80 | * 1 - don't create (no) | |
81 | * 2 - if is_standard, then create (yes) | |
82 | * 3 - create as 'md' - reject is_standard mdp (md) | |
83 | * 4 - create as 'mdp' - reject is_standard md (mdp) | |
84 | * 5 - default to md if not is_standard (md in config file) | |
85 | * 6 - default to mdp if not is_standard (part, or mdp in config file) | |
86 | */ | |
87 | int autof = 0; | |
52826846 | 88 | |
997aed5d | 89 | char *homehost = NULL; |
05697ec1 | 90 | char sys_hostname[256]; |
0ac91628 | 91 | int require_homehost = 1; |
52826846 NB |
92 | char *mailaddr = NULL; |
93 | char *program = NULL; | |
9a36a9b7 | 94 | int increments = 20; |
52826846 | 95 | int delay = 0; |
d013a55e | 96 | int daemonise = 0; |
b5e64645 | 97 | char *pidfile = NULL; |
aa88f531 | 98 | int oneshot = 0; |
edde9560 | 99 | int spare_sharing = 1; |
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; |
33414a01 | 106 | char *subarray = NULL; |
950bc344 | 107 | char *remove_path = NULL; |
20b60dcd | 108 | char *udev_filename = NULL; |
52826846 | 109 | |
3d4064cc | 110 | int print_help = 0; |
0047d254 | 111 | FILE *outf; |
e5329c37 | 112 | |
52826846 NB |
113 | int mdfd = -1; |
114 | ||
dfe47e00 NB |
115 | srandom(time(0) ^ getpid()); |
116 | ||
52826846 | 117 | ident.uuid_set=0; |
98c6faba NB |
118 | ident.level = UnSet; |
119 | ident.raid_disks = UnSet; | |
120 | ident.super_minor= UnSet; | |
52826846 | 121 | ident.devices=0; |
a75f2fbc NB |
122 | ident.spare_group = NULL; |
123 | ident.autof = 0; | |
a825febc | 124 | ident.st = NULL; |
c82f047c | 125 | ident.bitmap_fd = -1; |
7ef02d01 | 126 | ident.bitmap_file = NULL; |
947fd4dd | 127 | ident.name[0] = 0; |
aef35714 N |
128 | ident.container = NULL; |
129 | ident.member = NULL; | |
52826846 | 130 | |
e0d19036 NB |
131 | while ((option_index = -1) , |
132 | (opt=getopt_long(argc, argv, | |
c06487ce | 133 | shortopt, long_options, |
e0d19036 NB |
134 | &option_index)) != -1) { |
135 | int newmode = mode; | |
35904960 | 136 | /* firstly, some mode-independent options */ |
52826846 | 137 | switch(opt) { |
1c7a808c N |
138 | case HelpOptions: |
139 | print_help = 2; | |
140 | continue; | |
52826846 | 141 | case 'h': |
1c7a808c | 142 | print_help = 1; |
3d4064cc | 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': |
1c7a808c N |
156 | if (mode == ASSEMBLE || mode == BUILD || mode == CREATE |
157 | || mode == GROW || mode == INCREMENTAL | |
158 | || mode == MANAGE) | |
c82f047c | 159 | break; /* b means bitmap */ |
1c7a808c | 160 | case Brief: |
c82f047c | 161 | brief = 1; |
cd29a5c8 NB |
162 | continue; |
163 | ||
54bad364 KS |
164 | case 'Y': export++; |
165 | continue; | |
166 | ||
997aed5d | 167 | case HomeHost: |
0ac91628 N |
168 | if (strcasecmp(optarg, "<ignore>") == 0) |
169 | require_homehost = 0; | |
170 | else | |
171 | homehost = optarg; | |
997aed5d NB |
172 | continue; |
173 | ||
e0d19036 NB |
174 | case ':': |
175 | case '?': | |
176 | fputs(Usage, stderr); | |
177 | exit(2); | |
178 | } | |
179 | /* second, figure out the mode. | |
180 | * Some options force the mode. Others | |
aba69144 | 181 | * set the mode if it isn't already |
e0d19036 NB |
182 | */ |
183 | ||
184 | switch(opt) { | |
1c7a808c | 185 | case ManageOpt: |
c06487ce | 186 | newmode = MANAGE; |
024768c4 | 187 | shortopt = short_bitmap_options; |
c06487ce | 188 | break; |
e0d19036 | 189 | case 'a': |
1c7a808c | 190 | case Add: |
e0d19036 | 191 | case 'r': |
1c7a808c | 192 | case Remove: |
e0d19036 | 193 | case 'f': |
1c7a808c | 194 | case Fail: |
41a3b72a | 195 | case ReAdd: /* re-add */ |
c06487ce NB |
196 | if (!mode) { |
197 | newmode = MANAGE; | |
024768c4 | 198 | shortopt = short_bitmap_options; |
c06487ce | 199 | } |
0320ea45 | 200 | break; |
e0d19036 | 201 | |
c06487ce NB |
202 | case 'A': newmode = ASSEMBLE; shortopt = short_bitmap_auto_options; break; |
203 | case 'B': newmode = BUILD; shortopt = short_bitmap_auto_options; break; | |
204 | case 'C': newmode = CREATE; shortopt = short_bitmap_auto_options; break; | |
e0d19036 | 205 | case 'F': newmode = MONITOR;break; |
024768c4 DL |
206 | case 'G': newmode = GROW; |
207 | shortopt = short_bitmap_options; | |
208 | break; | |
95b79df0 DW |
209 | case 'I': newmode = INCREMENTAL; |
210 | shortopt = short_bitmap_auto_options; break; | |
1f48664b NB |
211 | case AutoDetect: |
212 | newmode = AUTODETECT; break; | |
e0d19036 | 213 | |
1c7a808c | 214 | case MiscOpt: |
e0d19036 NB |
215 | case 'D': |
216 | case 'E': | |
c82f047c | 217 | case 'X': |
e0d19036 NB |
218 | case 'Q': newmode = MISC; break; |
219 | case 'R': | |
220 | case 'S': | |
221 | case 'o': | |
222 | case 'w': | |
b90c0e9a | 223 | case 'W': |
1c7a808c | 224 | case WaitOpt: |
1770662b | 225 | case Waitclean: |
4cce4069 | 226 | case DetailPlatform: |
33414a01 | 227 | case KillSubarray: |
aa534678 DW |
228 | case UpdateSubarray: |
229 | if (opt == KillSubarray || opt == UpdateSubarray) { | |
230 | if (subarray) { | |
1c7a808c N |
231 | fprintf(stderr, Name ": subarray can only" |
232 | " be specified once\n"); | |
aa534678 DW |
233 | exit(2); |
234 | } | |
33414a01 | 235 | subarray = optarg; |
aa534678 | 236 | } |
20b60dcd | 237 | case UdevRules: |
e0d19036 | 238 | case 'K': if (!mode) newmode = MISC; break; |
edde9560 | 239 | case NoSharing: newmode = MONITOR; break; |
e0d19036 NB |
240 | } |
241 | if (mode && newmode == mode) { | |
242 | /* everybody happy ! */ | |
243 | } else if (mode && newmode != mode) { | |
244 | /* not allowed.. */ | |
245 | fprintf(stderr, Name ": "); | |
246 | if (option_index >= 0) | |
247 | fprintf(stderr, "--%s", long_options[option_index].name); | |
248 | else | |
249 | fprintf(stderr, "-%c", opt); | |
e6b64cd0 | 250 | fprintf(stderr, " would set mdadm mode to \"%s\", but it is already set to \"%s\".\n", |
e0d19036 NB |
251 | map_num(modes, newmode), |
252 | map_num(modes, mode)); | |
253 | exit(2); | |
254 | } else if (!mode && newmode) { | |
255 | mode = newmode; | |
dec18cae N |
256 | if (mode == MISC && devs_found) { |
257 | fprintf(stderr, Name ": No action given for %s in --misc mode\n", | |
258 | devlist->devname); | |
259 | fprintf(stderr," Action options must come before device names\n"); | |
260 | exit(2); | |
261 | } | |
e0d19036 NB |
262 | } else { |
263 | /* special case of -c --help */ | |
1c7a808c | 264 | if ((opt == 'c' || opt == ConfigFile) && |
e0d19036 NB |
265 | ( strncmp(optarg, "--h", 3)==0 || |
266 | strncmp(optarg, "-h", 2)==0)) { | |
0047d254 | 267 | fputs(Help_config, stdout); |
e0d19036 | 268 | exit(0); |
cd29a5c8 | 269 | } |
0320ea45 NB |
270 | |
271 | /* If first option is a device, don't force the mode yet */ | |
272 | if (opt == 1) { | |
273 | if (devs_found == 0) { | |
274 | dv = malloc(sizeof(*dv)); | |
275 | if (dv == NULL) { | |
276 | fprintf(stderr, Name ": malloc failed\n"); | |
277 | exit(3); | |
278 | } | |
279 | dv->devname = optarg; | |
280 | dv->disposition = devmode; | |
dfd4d8ee | 281 | dv->writemostly = writemostly; |
fe80f49b | 282 | dv->re_add = re_add; |
da6b5ca9 | 283 | dv->used = 0; |
0320ea45 NB |
284 | dv->next = NULL; |
285 | *devlistend = dv; | |
286 | devlistend = &dv->next; | |
aba69144 | 287 | |
0320ea45 NB |
288 | devs_found++; |
289 | continue; | |
290 | } | |
291 | /* No mode yet, and this is the second device ... */ | |
a1331cc4 N |
292 | fprintf(stderr, Name ": An option must be given to set the mode before a second device\n" |
293 | " (%s) is listed\n", optarg); | |
0320ea45 NB |
294 | exit(2); |
295 | } | |
e0d19036 | 296 | if (option_index >= 0) |
0320ea45 | 297 | fprintf(stderr, Name ": --%s", long_options[option_index].name); |
e0d19036 | 298 | else |
0320ea45 NB |
299 | fprintf(stderr, Name ": -%c", opt); |
300 | fprintf(stderr, " does not set the mode, and so cannot be the first option.\n"); | |
e0d19036 NB |
301 | exit(2); |
302 | } | |
303 | ||
304 | /* if we just set the mode, then done */ | |
305 | switch(opt) { | |
1c7a808c N |
306 | case ManageOpt: |
307 | case MiscOpt: | |
e0d19036 NB |
308 | case 'A': |
309 | case 'B': | |
310 | case 'C': | |
311 | case 'F': | |
dd0781e5 | 312 | case 'G': |
8382f19b | 313 | case 'I': |
1f48664b | 314 | case AutoDetect: |
e0d19036 NB |
315 | continue; |
316 | } | |
317 | if (opt == 1) { | |
318 | /* an undecorated option - must be a device name. | |
319 | */ | |
1c7a808c N |
320 | if (devs_found > 0 && mode == MANAGE && !devmode) { |
321 | fprintf(stderr, Name ": Must give one of -a/-r/-f" | |
322 | " for subsequent devices at %s\n", optarg); | |
52826846 NB |
323 | exit(2); |
324 | } | |
1c7a808c N |
325 | if (devs_found > 0 && mode == GROW && !devmode) { |
326 | fprintf(stderr, Name ": Must give -a/--add for" | |
327 | " devices to add: %s\n", optarg); | |
e5329c37 NB |
328 | exit(2); |
329 | } | |
cd29a5c8 NB |
330 | dv = malloc(sizeof(*dv)); |
331 | if (dv == NULL) { | |
332 | fprintf(stderr, Name ": malloc failed\n"); | |
333 | exit(3); | |
334 | } | |
335 | dv->devname = optarg; | |
336 | dv->disposition = devmode; | |
dfd4d8ee | 337 | dv->writemostly = writemostly; |
fe80f49b | 338 | dv->re_add = re_add; |
9008ed1c | 339 | dv->used = 0; |
cd29a5c8 NB |
340 | dv->next = NULL; |
341 | *devlistend = dv; | |
342 | devlistend = &dv->next; | |
aba69144 | 343 | |
52826846 NB |
344 | devs_found++; |
345 | continue; | |
682c7051 | 346 | } |
682c7051 | 347 | |
52826846 NB |
348 | /* We've got a mode, and opt is now something else which |
349 | * could depend on the mode */ | |
1c7a808c | 350 | #define O(a,b) ((a<<16)|b) |
52826846 | 351 | switch (O(mode,opt)) { |
7236ee7a | 352 | case O(GROW,'c'): |
1c7a808c | 353 | case O(GROW,ChunkSize): |
e0d19036 | 354 | case O(CREATE,'c'): |
1c7a808c | 355 | case O(CREATE,ChunkSize): |
e0d19036 | 356 | case O(BUILD,'c'): /* chunk or rounding */ |
1c7a808c | 357 | case O(BUILD,ChunkSize): /* chunk or rounding */ |
52826846 NB |
358 | if (chunk) { |
359 | fprintf(stderr, Name ": chunk/rounding may only be specified once. " | |
360 | "Second value is %s.\n", optarg); | |
361 | exit(2); | |
362 | } | |
36fad8ec | 363 | chunk = parse_size(optarg); |
a252c078 | 364 | if (chunk < 8 || (chunk&1)) { |
52826846 NB |
365 | fprintf(stderr, Name ": invalid chunk/rounding value: %s\n", |
366 | optarg); | |
367 | exit(2); | |
368 | } | |
a252c078 | 369 | /* Convert sectors to K */ |
36fad8ec | 370 | chunk /= 2; |
52826846 | 371 | continue; |
64c4757e | 372 | |
8382f19b | 373 | case O(INCREMENTAL, 'e'): |
f9ce90ba NB |
374 | case O(CREATE,'e'): |
375 | case O(ASSEMBLE,'e'): | |
376 | case O(MISC,'e'): /* set metadata (superblock) information */ | |
377 | if (ss) { | |
378 | fprintf(stderr, Name ": metadata information already given\n"); | |
379 | exit(2); | |
380 | } | |
aba69144 | 381 | for(i=0; !ss && superlist[i]; i++) |
82d9eba6 NB |
382 | ss = superlist[i]->match_metadata_desc(optarg); |
383 | ||
f9ce90ba NB |
384 | if (!ss) { |
385 | fprintf(stderr, Name ": unrecognised metadata identifier: %s\n", optarg); | |
386 | exit(2); | |
387 | } | |
388 | continue; | |
389 | ||
dfd4d8ee | 390 | case O(MANAGE,'W'): |
1c7a808c | 391 | case O(MANAGE,WriteMostly): |
dfd4d8ee | 392 | case O(BUILD,'W'): |
1c7a808c | 393 | case O(BUILD,WriteMostly): |
dfd4d8ee | 394 | case O(CREATE,'W'): |
1c7a808c | 395 | case O(CREATE,WriteMostly): |
dfd4d8ee NB |
396 | /* set write-mostly for following devices */ |
397 | writemostly = 1; | |
398 | continue; | |
399 | ||
b3d31955 N |
400 | case O(MANAGE,'w'): |
401 | /* clear write-mostly for following devices */ | |
402 | writemostly = 2; | |
403 | continue; | |
404 | ||
405 | ||
dd0781e5 | 406 | case O(GROW,'z'): |
25affb56 PC |
407 | case O(CREATE,'z'): |
408 | case O(BUILD,'z'): /* size */ | |
dd0781e5 | 409 | if (size >= 0) { |
52826846 NB |
410 | fprintf(stderr, Name ": size may only be specified once. " |
411 | "Second value is %s.\n", optarg); | |
412 | exit(2); | |
413 | } | |
dd0781e5 NB |
414 | if (strcmp(optarg, "max")==0) |
415 | size = 0; | |
416 | else { | |
5f4fc0e1 N |
417 | size = parse_size(optarg); |
418 | if (size < 8) { | |
dd0781e5 NB |
419 | fprintf(stderr, Name ": invalid size: %s\n", |
420 | optarg); | |
421 | exit(2); | |
422 | } | |
5f4fc0e1 N |
423 | /* convert sectors to K */ |
424 | size /= 2; | |
52826846 NB |
425 | } |
426 | continue; | |
64c4757e | 427 | |
84e11361 N |
428 | case O(GROW,'Z'): /* array size */ |
429 | if (array_size >= 0) { | |
430 | fprintf(stderr, Name ": array-size may only be specified once. " | |
431 | "Second value is %s.\n", optarg); | |
432 | exit(2); | |
433 | } | |
434 | if (strcmp(optarg, "max") == 0) | |
435 | array_size = 0; | |
436 | else { | |
437 | array_size = parse_size(optarg); | |
438 | if (array_size <= 0) { | |
439 | fprintf(stderr, Name ": invalid array size: %s\n", | |
440 | optarg); | |
441 | exit(2); | |
442 | } | |
443 | } | |
444 | continue; | |
445 | ||
7236ee7a | 446 | case O(GROW,'l'): |
e0d19036 NB |
447 | case O(CREATE,'l'): |
448 | case O(BUILD,'l'): /* set raid level*/ | |
98c6faba | 449 | if (level != UnSet) { |
52826846 NB |
450 | fprintf(stderr, Name ": raid level may only be set once. " |
451 | "Second value is %s.\n", optarg); | |
452 | exit(2); | |
453 | } | |
454 | level = map_name(pers, optarg); | |
98c6faba | 455 | if (level == UnSet) { |
52826846 NB |
456 | fprintf(stderr, Name ": invalid raid level: %s\n", |
457 | optarg); | |
458 | exit(2); | |
459 | } | |
e0fe762a N |
460 | if (level != 0 && level != LEVEL_LINEAR && level != 1 && |
461 | level != LEVEL_MULTIPATH && level != LEVEL_FAULTY && | |
462 | level != 10 && | |
463 | mode == BUILD) { | |
52826846 NB |
464 | fprintf(stderr, Name ": Raid level %s not permitted with --build.\n", |
465 | optarg); | |
466 | exit(2); | |
467 | } | |
e0d19036 | 468 | if (sparedisks > 0 && level < 1 && level >= -1) { |
b83d95f3 | 469 | fprintf(stderr, Name ": raid level %s is incompatible with spare-devices setting.\n", |
52826846 NB |
470 | optarg); |
471 | exit(2); | |
472 | } | |
cd29a5c8 | 473 | ident.level = level; |
52826846 | 474 | continue; |
64c4757e | 475 | |
19678e53 | 476 | case O(GROW, 'p'): /* new layout */ |
1c7a808c | 477 | case O(GROW, Layout): |
19678e53 N |
478 | if (layout_str) { |
479 | fprintf(stderr,Name ": layout may only be sent once. " | |
480 | "Second value was %s\n", optarg); | |
481 | exit(2); | |
482 | } | |
483 | layout_str = optarg; | |
484 | /* 'Grow' will parse the value */ | |
485 | continue; | |
486 | ||
e0d19036 | 487 | case O(CREATE,'p'): /* raid5 layout */ |
1c7a808c | 488 | case O(CREATE,Layout): |
b5e64645 | 489 | case O(BUILD,'p'): /* faulty layout */ |
1c7a808c | 490 | case O(BUILD,Layout): |
e5329c37 | 491 | if (layout != UnSet) { |
52826846 NB |
492 | fprintf(stderr,Name ": layout may only be sent once. " |
493 | "Second value was %s\n", optarg); | |
494 | exit(2); | |
495 | } | |
496 | switch(level) { | |
497 | default: | |
56eb10c0 | 498 | fprintf(stderr, Name ": layout not meaningful for %s arrays.\n", |
52826846 NB |
499 | map_num(pers, level)); |
500 | exit(2); | |
98c6faba | 501 | case UnSet: |
52826846 NB |
502 | fprintf(stderr, Name ": raid level must be given before layout.\n"); |
503 | exit(2); | |
504 | ||
505 | case 5: | |
506 | layout = map_name(r5layout, optarg); | |
98c6faba | 507 | if (layout==UnSet) { |
52826846 NB |
508 | fprintf(stderr, Name ": layout %s not understood for raid5.\n", |
509 | optarg); | |
510 | exit(2); | |
511 | } | |
512 | break; | |
b640a252 N |
513 | case 6: |
514 | layout = map_name(r6layout, optarg); | |
515 | if (layout==UnSet) { | |
516 | fprintf(stderr, Name ": layout %s not understood for raid6.\n", | |
517 | optarg); | |
518 | exit(2); | |
519 | } | |
520 | break; | |
e5329c37 NB |
521 | |
522 | case 10: | |
4a06e2c2 N |
523 | layout = parse_layout_10(optarg); |
524 | if (layout < 0) { | |
b578481c | 525 | fprintf(stderr, Name ": layout for raid10 must be 'nNN', 'oNN' or 'fNN' where NN is a number, not %s\n", optarg); |
e5329c37 NB |
526 | exit(2); |
527 | } | |
e5329c37 | 528 | break; |
19678e53 N |
529 | case LEVEL_FAULTY: |
530 | /* Faulty | |
531 | * modeNNN | |
532 | */ | |
4a06e2c2 N |
533 | layout = parse_layout_faulty(optarg); |
534 | if (layout == -1) { | |
b5e64645 NB |
535 | fprintf(stderr, Name ": layout %s not understood for faulty.\n", |
536 | optarg); | |
537 | exit(2); | |
538 | } | |
4a06e2c2 | 539 | break; |
52826846 NB |
540 | } |
541 | continue; | |
542 | ||
997aed5d NB |
543 | case O(CREATE,AssumeClean): |
544 | case O(BUILD,AssumeClean): /* assume clean */ | |
ce52f92f | 545 | case O(GROW,AssumeClean): |
dd0781e5 NB |
546 | assume_clean = 1; |
547 | continue; | |
548 | ||
549 | case O(GROW,'n'): | |
e0d19036 NB |
550 | case O(CREATE,'n'): |
551 | case O(BUILD,'n'): /* number of raid disks */ | |
52826846 | 552 | if (raiddisks) { |
b83d95f3 | 553 | fprintf(stderr, Name ": raid-devices set twice: %d and %s\n", |
52826846 NB |
554 | raiddisks, optarg); |
555 | exit(2); | |
556 | } | |
557 | raiddisks = strtol(optarg, &c, 10); | |
e4c4352e | 558 | if (!optarg[0] || *c || raiddisks<=0) { |
b83d95f3 | 559 | fprintf(stderr, Name ": invalid number of raid devices: %s\n", |
52826846 NB |
560 | optarg); |
561 | exit(2); | |
562 | } | |
cd29a5c8 | 563 | ident.raid_disks = raiddisks; |
52826846 NB |
564 | continue; |
565 | ||
e0d19036 | 566 | case O(CREATE,'x'): /* number of spare (eXtra) discs */ |
52826846 | 567 | if (sparedisks) { |
b83d95f3 | 568 | fprintf(stderr,Name ": spare-devices set twice: %d and %s\n", |
52826846 NB |
569 | sparedisks, optarg); |
570 | exit(2); | |
571 | } | |
98c6faba | 572 | if (level != UnSet && level <= 0 && level >= -1) { |
b83d95f3 | 573 | fprintf(stderr, Name ": spare-devices setting is incompatible with raid level %d\n", |
52826846 NB |
574 | level); |
575 | exit(2); | |
576 | } | |
577 | sparedisks = strtol(optarg, &c, 10); | |
e4c4352e | 578 | if (!optarg[0] || *c || sparedisks < 0) { |
b83d95f3 | 579 | fprintf(stderr, Name ": invalid number of spare-devices: %s\n", |
52826846 NB |
580 | optarg); |
581 | exit(2); | |
582 | } | |
583 | continue; | |
dd0781e5 NB |
584 | |
585 | case O(CREATE,'a'): | |
1c7a808c | 586 | case O(CREATE,Auto): |
dd0781e5 | 587 | case O(BUILD,'a'): |
1c7a808c | 588 | case O(BUILD,Auto): |
95b79df0 | 589 | case O(INCREMENTAL,'a'): |
1c7a808c N |
590 | case O(INCREMENTAL,Auto): |
591 | case O(ASSEMBLE,'a'): | |
592 | case O(ASSEMBLE,Auto): /* auto-creation of device node */ | |
f1ae21c4 | 593 | autof = parse_auto(optarg, "--auto flag", 0); |
dd0781e5 NB |
594 | continue; |
595 | ||
38098016 NB |
596 | case O(CREATE,Symlinks): |
597 | case O(BUILD,Symlinks): | |
598 | case O(ASSEMBLE,Symlinks): /* auto creation of symlinks in /dev to /dev/md */ | |
599 | symlinks = optarg; | |
600 | continue; | |
601 | ||
aa88f531 | 602 | case O(BUILD,'f'): /* force honouring '-n 1' */ |
1c7a808c | 603 | case O(BUILD,Force): /* force honouring '-n 1' */ |
bd72c2b2 | 604 | case O(GROW,'f'): /* ditto */ |
1c7a808c | 605 | case O(GROW,Force): /* ditto */ |
e0d19036 | 606 | case O(CREATE,'f'): /* force honouring of device list */ |
1c7a808c | 607 | case O(CREATE,Force): /* force honouring of device list */ |
e0d19036 | 608 | case O(ASSEMBLE,'f'): /* force assembly */ |
1c7a808c | 609 | case O(ASSEMBLE,Force): /* force assembly */ |
e0d19036 | 610 | case O(MISC,'f'): /* force zero */ |
1c7a808c | 611 | case O(MISC,Force): /* force zero */ |
52826846 NB |
612 | force=1; |
613 | continue; | |
614 | ||
615 | /* now for the Assemble options */ | |
3d3dd91e | 616 | case O(CREATE,'u'): /* uuid of array */ |
e0d19036 | 617 | case O(ASSEMBLE,'u'): /* uuid of array */ |
52826846 | 618 | if (ident.uuid_set) { |
cd29a5c8 | 619 | fprintf(stderr, Name ": uuid cannot be set twice. " |
52826846 NB |
620 | "Second value %s.\n", optarg); |
621 | exit(2); | |
622 | } | |
623 | if (parse_uuid(optarg, ident.uuid)) | |
624 | ident.uuid_set = 1; | |
625 | else { | |
626 | fprintf(stderr,Name ": Bad uuid: %s\n", optarg); | |
627 | exit(2); | |
628 | } | |
629 | continue; | |
630 | ||
947fd4dd NB |
631 | case O(CREATE,'N'): |
632 | case O(ASSEMBLE,'N'): | |
aa534678 | 633 | case O(MISC,'N'): |
947fd4dd NB |
634 | if (ident.name[0]) { |
635 | fprintf(stderr, Name ": name cannot be set twice. " | |
636 | "Second value %s.\n", optarg); | |
637 | exit(2); | |
638 | } | |
aa534678 DW |
639 | if (mode == MISC && !subarray) { |
640 | fprintf(stderr, Name ": -N/--name only valid with --update-subarray in misc mode\n"); | |
641 | exit(2); | |
642 | } | |
947fd4dd NB |
643 | if (strlen(optarg) > 32) { |
644 | fprintf(stderr, Name ": name '%s' is too long, 32 chars max.\n", | |
645 | optarg); | |
646 | exit(2); | |
647 | } | |
648 | strcpy(ident.name, optarg); | |
649 | continue; | |
650 | ||
e0d19036 | 651 | case O(ASSEMBLE,'m'): /* super-minor for array */ |
1c7a808c | 652 | case O(ASSEMBLE,SuperMinor): |
98c6faba | 653 | if (ident.super_minor != UnSet) { |
cd29a5c8 NB |
654 | fprintf(stderr, Name ": super-minor cannot be set twice. " |
655 | "Second value: %s.\n", optarg); | |
656 | exit(2); | |
657 | } | |
d013a55e NB |
658 | if (strcmp(optarg, "dev")==0) |
659 | ident.super_minor = -2; | |
660 | else { | |
661 | ident.super_minor = strtoul(optarg, &cp, 10); | |
662 | if (!optarg[0] || *cp) { | |
663 | fprintf(stderr, Name ": Bad super-minor number: %s.\n", optarg); | |
664 | exit(2); | |
665 | } | |
cd29a5c8 NB |
666 | } |
667 | continue; | |
668 | ||
5787fa49 | 669 | case O(ASSEMBLE,'U'): /* update the superblock */ |
aa534678 | 670 | case O(MISC,'U'): |
5787fa49 | 671 | if (update) { |
833bb0f8 N |
672 | fprintf(stderr, Name ": Can only update one aspect" |
673 | " of superblock, both %s and %s given.\n", | |
5787fa49 NB |
674 | update, optarg); |
675 | exit(2); | |
676 | } | |
aa534678 | 677 | if (mode == MISC && !subarray) { |
833bb0f8 N |
678 | fprintf(stderr, Name ": Only subarrays can be" |
679 | " updated in misc mode\n"); | |
aa534678 DW |
680 | exit(2); |
681 | } | |
5787fa49 | 682 | update = optarg; |
aba69144 | 683 | if (strcmp(update, "sparc2.2")==0) |
e5329c37 | 684 | continue; |
5787fa49 NB |
685 | if (strcmp(update, "super-minor") == 0) |
686 | continue; | |
feb716e9 NB |
687 | if (strcmp(update, "summaries")==0) |
688 | continue; | |
e5329c37 NB |
689 | if (strcmp(update, "resync")==0) |
690 | continue; | |
7d99579f NB |
691 | if (strcmp(update, "uuid")==0) |
692 | continue; | |
c4f12c13 NB |
693 | if (strcmp(update, "name")==0) |
694 | continue; | |
0237e0ca NB |
695 | if (strcmp(update, "homehost")==0) |
696 | continue; | |
bee8ec56 NB |
697 | if (strcmp(update, "devicesize")==0) |
698 | continue; | |
5a31170d N |
699 | if (strcmp(update, "no-bitmap")==0) |
700 | continue; | |
586ed405 NB |
701 | if (strcmp(update, "byteorder")==0) { |
702 | if (ss) { | |
833bb0f8 N |
703 | fprintf(stderr, |
704 | Name ": must not set metadata" | |
705 | " type with --update=byteorder.\n"); | |
586ed405 NB |
706 | exit(2); |
707 | } | |
aba69144 | 708 | for(i=0; !ss && superlist[i]; i++) |
833bb0f8 N |
709 | ss = superlist[i]->match_metadata_desc( |
710 | "0.swap"); | |
586ed405 | 711 | if (!ss) { |
833bb0f8 N |
712 | fprintf(stderr, Name ": INTERNAL ERROR" |
713 | " cannot find 0.swap\n"); | |
586ed405 NB |
714 | exit(2); |
715 | } | |
716 | ||
717 | continue; | |
718 | } | |
0047d254 NB |
719 | if (strcmp(update,"?") == 0 || |
720 | strcmp(update, "help") == 0) { | |
721 | outf = stdout; | |
722 | fprintf(outf, Name ": "); | |
723 | } else { | |
724 | outf = stderr; | |
725 | fprintf(outf, | |
726 | Name ": '--update=%s' is invalid. ", | |
727 | update); | |
728 | } | |
729 | fprintf(outf, "Valid --update options are:\n" | |
bee8ec56 | 730 | " 'sparc2.2', 'super-minor', 'uuid', 'name', 'resync',\n" |
5a31170d N |
731 | " 'summaries', 'homehost', 'byteorder', 'devicesize',\n" |
732 | " 'no-bitmap'\n"); | |
0047d254 | 733 | exit(outf == stdout ? 0 : 2); |
5787fa49 | 734 | |
833bb0f8 N |
735 | case O(MANAGE,'U'): |
736 | /* update=devicesize is allowed with --re-add */ | |
737 | if (devmode != 'a' || re_add != 1) { | |
738 | fprintf(stderr, Name "--update in Manage mode only" | |
739 | " allowed with --re-add.\n"); | |
740 | exit(1); | |
741 | } | |
742 | if (update) { | |
743 | fprintf(stderr, Name ": Can only update one aspect" | |
744 | " of superblock, both %s and %s given.\n", | |
745 | update, optarg); | |
746 | exit(2); | |
747 | } | |
748 | update = optarg; | |
749 | if (strcmp(update, "devicesize") != 0) { | |
750 | fprintf(stderr, Name ": only 'devicesize' can be" | |
751 | " updated with --re-add\n"); | |
752 | exit(2); | |
753 | } | |
754 | continue; | |
755 | ||
172356c9 DW |
756 | case O(INCREMENTAL,NoDegraded): |
757 | fprintf(stderr, Name ": --no-degraded is deprecated in Incremental mode\n"); | |
997aed5d | 758 | case O(ASSEMBLE,NoDegraded): /* --no-degraded */ |
0047d254 NB |
759 | runstop = -1; /* --stop isn't allowed for --assemble, |
760 | * so we overload slightly */ | |
b8a8ccf9 NB |
761 | continue; |
762 | ||
1c7a808c N |
763 | case O(ASSEMBLE,'c'): |
764 | case O(ASSEMBLE,ConfigFile): | |
7b187ed7 | 765 | case O(INCREMENTAL, 'c'): |
1c7a808c | 766 | case O(INCREMENTAL, ConfigFile): |
2d465520 | 767 | case O(MISC, 'c'): |
1c7a808c | 768 | case O(MISC, ConfigFile): |
e0d19036 | 769 | case O(MONITOR,'c'): |
1c7a808c | 770 | case O(MONITOR,ConfigFile): |
52826846 NB |
771 | if (configfile) { |
772 | fprintf(stderr, Name ": configfile cannot be set twice. " | |
773 | "Second value is %s.\n", optarg); | |
774 | exit(2); | |
775 | } | |
776 | configfile = optarg; | |
8aec876d | 777 | set_conffile(configfile); |
52826846 NB |
778 | /* FIXME possibly check that config file exists. Even parse it */ |
779 | continue; | |
e0d19036 NB |
780 | case O(ASSEMBLE,'s'): /* scan */ |
781 | case O(MISC,'s'): | |
782 | case O(MONITOR,'s'): | |
8382f19b | 783 | case O(INCREMENTAL,'s'): |
52826846 NB |
784 | scan = 1; |
785 | continue; | |
786 | ||
e0d19036 | 787 | case O(MONITOR,'m'): /* mail address */ |
1c7a808c | 788 | case O(MONITOR,EMail): |
52826846 NB |
789 | if (mailaddr) |
790 | fprintf(stderr, Name ": only specify one mailaddress. %s ignored.\n", | |
791 | optarg); | |
792 | else | |
793 | mailaddr = optarg; | |
794 | continue; | |
795 | ||
e0d19036 | 796 | case O(MONITOR,'p'): /* alert program */ |
1c7a808c | 797 | case O(MONITOR,ProgramOpt): /* alert program */ |
52826846 NB |
798 | if (program) |
799 | fprintf(stderr, Name ": only specify one alter program. %s ignored.\n", | |
800 | optarg); | |
801 | else | |
802 | program = optarg; | |
803 | continue; | |
64c4757e | 804 | |
9a36a9b7 | 805 | case O(MONITOR,'r'): /* rebuild increments */ |
1c7a808c | 806 | case O(MONITOR,Increment): |
9a36a9b7 ZB |
807 | increments = atoi(optarg); |
808 | if (increments>99 || increments<1) { | |
809 | fprintf(stderr, Name ": please specify positive integer between 1 and 99 as rebuild increments.\n"); | |
810 | exit(2); | |
811 | } | |
812 | continue; | |
813 | ||
e0d19036 | 814 | case O(MONITOR,'d'): /* delay in seconds */ |
f5e166fe | 815 | case O(GROW, 'd'): |
c82f047c NB |
816 | case O(BUILD,'d'): /* delay for bitmap updates */ |
817 | case O(CREATE,'d'): | |
52826846 NB |
818 | if (delay) |
819 | fprintf(stderr, Name ": only specify delay once. %s ignored.\n", | |
820 | optarg); | |
821 | else { | |
822 | delay = strtol(optarg, &c, 10); | |
823 | if (!optarg[0] || *c || delay<1) { | |
824 | fprintf(stderr, Name ": invalid delay: %s\n", | |
825 | optarg); | |
826 | exit(2); | |
827 | } | |
828 | } | |
829 | continue; | |
d013a55e | 830 | case O(MONITOR,'f'): /* daemonise */ |
1c7a808c | 831 | case O(MONITOR,Fork): |
d013a55e NB |
832 | daemonise = 1; |
833 | continue; | |
b5e64645 NB |
834 | case O(MONITOR,'i'): /* pid */ |
835 | if (pidfile) | |
836 | fprintf(stderr, Name ": only specify one pid file. %s ignored.\n", | |
837 | optarg); | |
838 | else | |
839 | pidfile = optarg; | |
840 | continue; | |
aa88f531 NB |
841 | case O(MONITOR,'1'): /* oneshot */ |
842 | oneshot = 1; | |
843 | continue; | |
98c6faba NB |
844 | case O(MONITOR,'t'): /* test */ |
845 | test = 1; | |
846 | continue; | |
773135f5 | 847 | case O(MONITOR,'y'): /* log messages to syslog */ |
6ac8aac2 | 848 | openlog("mdadm", LOG_PID, SYSLOG_FACILITY); |
773135f5 NB |
849 | dosyslog = 1; |
850 | continue; | |
edde9560 AC |
851 | case O(MONITOR, NoSharing): |
852 | spare_sharing = 0; | |
853 | continue; | |
52826846 NB |
854 | /* now the general management options. Some are applicable |
855 | * to other modes. None have arguments. | |
856 | */ | |
e5329c37 | 857 | case O(GROW,'a'): |
1c7a808c N |
858 | case O(GROW,Add): |
859 | case O(MANAGE,'a'): | |
860 | case O(MANAGE,Add): /* add a drive */ | |
52826846 | 861 | devmode = 'a'; |
fe80f49b NB |
862 | re_add = 0; |
863 | continue; | |
997aed5d | 864 | case O(MANAGE,ReAdd): |
fe80f49b NB |
865 | devmode = 'a'; |
866 | re_add = 1; | |
52826846 | 867 | continue; |
e0d19036 | 868 | case O(MANAGE,'r'): /* remove a drive */ |
1c7a808c | 869 | case O(MANAGE,Remove): |
52826846 NB |
870 | devmode = 'r'; |
871 | continue; | |
e0d19036 | 872 | case O(MANAGE,'f'): /* set faulty */ |
1c7a808c N |
873 | case O(MANAGE,Fail): |
874 | case O(INCREMENTAL,'f'): | |
875 | case O(INCREMENTAL,Remove): | |
876 | case O(INCREMENTAL,Fail): /* r for incremental is taken, use f | |
29ba4804 N |
877 | * even though we will both fail and |
878 | * remove the device */ | |
52826846 NB |
879 | devmode = 'f'; |
880 | continue; | |
8382f19b | 881 | case O(INCREMENTAL,'R'): |
e0d19036 NB |
882 | case O(MANAGE,'R'): |
883 | case O(ASSEMBLE,'R'): | |
884 | case O(BUILD,'R'): | |
885 | case O(CREATE,'R'): /* Run the array */ | |
52826846 NB |
886 | if (runstop < 0) { |
887 | fprintf(stderr, Name ": Cannot both Stop and Run an array\n"); | |
888 | exit(2); | |
889 | } | |
890 | runstop = 1; | |
891 | continue; | |
e0d19036 | 892 | case O(MANAGE,'S'): |
52826846 NB |
893 | if (runstop > 0) { |
894 | fprintf(stderr, Name ": Cannot both Run and Stop an array\n"); | |
895 | exit(2); | |
896 | } | |
897 | runstop = -1; | |
898 | continue; | |
7d2e6486 N |
899 | case O(MANAGE,'t'): |
900 | test = 1; | |
901 | continue; | |
52826846 | 902 | |
e0d19036 NB |
903 | case O(MISC,'Q'): |
904 | case O(MISC,'D'): | |
905 | case O(MISC,'E'): | |
906 | case O(MISC,'K'): | |
907 | case O(MISC,'R'): | |
908 | case O(MISC,'S'): | |
c82f047c | 909 | case O(MISC,'X'): |
e0d19036 NB |
910 | case O(MISC,'o'): |
911 | case O(MISC,'w'): | |
b90c0e9a | 912 | case O(MISC,'W'): |
1c7a808c | 913 | case O(MISC, WaitOpt): |
1770662b | 914 | case O(MISC, Waitclean): |
4cce4069 | 915 | case O(MISC, DetailPlatform): |
33414a01 | 916 | case O(MISC, KillSubarray): |
aa534678 | 917 | case O(MISC, UpdateSubarray): |
e0d19036 NB |
918 | if (devmode && devmode != opt && |
919 | (devmode == 'E' || (opt == 'E' && devmode != 'Q'))) { | |
aa534678 DW |
920 | fprintf(stderr, Name ": --examine/-E cannot be given with "); |
921 | if (devmode == 'E') { | |
922 | if (option_index >= 0) | |
923 | fprintf(stderr, "--%s\n", | |
924 | long_options[option_index].name); | |
925 | else | |
926 | fprintf(stderr, "-%c\n", opt); | |
927 | } else if (isalpha(devmode)) | |
928 | fprintf(stderr, "-%c\n", devmode); | |
929 | else | |
930 | fprintf(stderr, "previous option\n"); | |
e0d19036 NB |
931 | exit(2); |
932 | } | |
933 | devmode = opt; | |
934 | continue; | |
20b60dcd LM |
935 | case O(MISC, UdevRules): |
936 | if (devmode && devmode != opt) { | |
937 | fprintf(stderr, Name ": --udev-rules must" | |
938 | " be the only option.\n"); | |
939 | } else { | |
940 | if (udev_filename) | |
941 | fprintf(stderr, Name ": only specify one udev " | |
942 | "rule filename. %s ignored.\n", | |
943 | optarg); | |
944 | else | |
945 | udev_filename = optarg; | |
946 | } | |
947 | devmode = opt; | |
948 | continue; | |
feb716e9 NB |
949 | case O(MISC,'t'): |
950 | test = 1; | |
951 | continue; | |
e0d19036 | 952 | |
997aed5d | 953 | case O(MISC, Sparc22): |
bd526cee NB |
954 | if (devmode != 'E') { |
955 | fprintf(stderr, Name ": --sparc2.2 only allowed with --examine\n"); | |
956 | exit(2); | |
957 | } | |
958 | SparcAdjust = 1; | |
959 | continue; | |
c82f047c NB |
960 | |
961 | case O(ASSEMBLE,'b'): /* here we simply set the bitmap file */ | |
1c7a808c | 962 | case O(ASSEMBLE,Bitmap): |
c82f047c NB |
963 | if (!optarg) { |
964 | fprintf(stderr, Name ": bitmap file needed with -b in --assemble mode\n"); | |
965 | exit(2); | |
966 | } | |
55935d51 NB |
967 | if (strcmp(optarg, "internal")==0) { |
968 | fprintf(stderr, Name ": there is no need to specify --bitmap when assembling arrays with internal bitmaps\n"); | |
969 | continue; | |
970 | } | |
c82f047c NB |
971 | bitmap_fd = open(optarg, O_RDWR); |
972 | if (!*optarg || bitmap_fd < 0) { | |
973 | fprintf(stderr, Name ": cannot open bitmap file %s: %s\n", optarg, strerror(errno)); | |
974 | exit(2); | |
975 | } | |
976 | ident.bitmap_fd = bitmap_fd; /* for Assemble */ | |
977 | continue; | |
f5e166fe | 978 | |
997aed5d NB |
979 | case O(ASSEMBLE, BackupFile): |
980 | case O(GROW, BackupFile): | |
06b0d786 NB |
981 | /* Specify a file into which grow might place a backup, |
982 | * or from which assemble might recover a backup | |
983 | */ | |
984 | if (backup_file) { | |
985 | fprintf(stderr, Name ": backup file already specified, rejecting %s\n", optarg); | |
986 | exit(2); | |
987 | } | |
988 | backup_file = optarg; | |
989 | continue; | |
990 | ||
87f26d14 N |
991 | case O(ASSEMBLE, InvalidBackup): |
992 | /* Acknowledge that the backupfile is invalid, but ask | |
993 | * to continue anyway | |
994 | */ | |
995 | invalid_backup = 1; | |
996 | continue; | |
997 | ||
c82f047c | 998 | case O(BUILD,'b'): |
1c7a808c N |
999 | case O(BUILD,Bitmap): |
1000 | case O(CREATE,'b'): | |
1001 | case O(CREATE,Bitmap): /* here we create the bitmap */ | |
85375d6d NB |
1002 | if (strcmp(optarg, "none") == 0) { |
1003 | fprintf(stderr, Name ": '--bitmap none' only" | |
1004 | " support for --grow\n"); | |
1005 | exit(2); | |
1006 | } | |
1007 | /* FALL THROUGH */ | |
1008 | case O(GROW,'b'): | |
1c7a808c | 1009 | case O(GROW,Bitmap): |
1e0d770c NB |
1010 | if (strcmp(optarg, "internal")== 0 || |
1011 | strcmp(optarg, "none")== 0 || | |
1012 | strchr(optarg, '/') != NULL) { | |
1013 | bitmap_file = optarg; | |
1014 | continue; | |
1015 | } | |
1016 | /* probable typo */ | |
a1331cc4 N |
1017 | fprintf(stderr, Name ": bitmap file must contain a '/', or be 'internal', or 'none'\n" |
1018 | " not '%s'\n", optarg); | |
1e0d770c | 1019 | exit(2); |
c82f047c | 1020 | |
997aed5d NB |
1021 | case O(GROW,BitmapChunk): |
1022 | case O(BUILD,BitmapChunk): | |
1023 | case O(CREATE,BitmapChunk): /* bitmap chunksize */ | |
36fad8ec N |
1024 | bitmap_chunk = parse_size(optarg); |
1025 | if (bitmap_chunk < 0 || | |
1026 | bitmap_chunk & (bitmap_chunk - 1)) { | |
1027 | fprintf(stderr, | |
1028 | Name ": invalid bitmap chunksize: %s\n", | |
1029 | optarg); | |
c82f047c NB |
1030 | exit(2); |
1031 | } | |
36fad8ec N |
1032 | /* convert sectors to B, chunk of 0 means 512B */ |
1033 | bitmap_chunk = bitmap_chunk ? bitmap_chunk * 512 : 512; | |
c82f047c | 1034 | continue; |
dfd4d8ee | 1035 | |
7d19ad0d | 1036 | case O(GROW, WriteBehind): |
997aed5d NB |
1037 | case O(BUILD, WriteBehind): |
1038 | case O(CREATE, WriteBehind): /* write-behind mode */ | |
dfd4d8ee NB |
1039 | write_behind = DEFAULT_MAX_WRITE_BEHIND; |
1040 | if (optarg) { | |
1041 | write_behind = strtol(optarg, &c, 10); | |
1042 | if (write_behind < 0 || *c || | |
1043 | write_behind > 16383) { | |
1044 | fprintf(stderr, Name ": Invalid value for maximum outstanding write-behind writes: %s.\n\tMust be between 0 and 16383.\n", optarg); | |
1045 | exit(2); | |
1046 | } | |
1047 | } | |
1048 | continue; | |
8382f19b NB |
1049 | |
1050 | case O(INCREMENTAL, 'r'): | |
1c7a808c | 1051 | case O(INCREMENTAL, RebuildMapOpt): |
8382f19b NB |
1052 | rebuild_map = 1; |
1053 | continue; | |
950bc344 PC |
1054 | case O(INCREMENTAL, IncrementalPath): |
1055 | remove_path = optarg; | |
1056 | continue; | |
52826846 NB |
1057 | } |
1058 | /* We have now processed all the valid options. Anything else is | |
1059 | * an error | |
1060 | */ | |
06b0d786 NB |
1061 | if (option_index > 0) |
1062 | fprintf(stderr, Name ":option --%s not valid in %s mode\n", | |
1063 | long_options[option_index].name, | |
1064 | map_num(modes, mode)); | |
1065 | else | |
1066 | fprintf(stderr, Name ": option -%c not valid in %s mode\n", | |
1067 | opt, map_num(modes, mode)); | |
64c4757e | 1068 | exit(2); |
52826846 NB |
1069 | |
1070 | } | |
1071 | ||
3d4064cc NB |
1072 | if (print_help) { |
1073 | char *help_text = Help; | |
1074 | if (print_help == 2) | |
1075 | help_text = OptionHelp; | |
1076 | else | |
1077 | switch (mode) { | |
1078 | case ASSEMBLE : help_text = Help_assemble; break; | |
1079 | case BUILD : help_text = Help_build; break; | |
1080 | case CREATE : help_text = Help_create; break; | |
1081 | case MANAGE : help_text = Help_manage; break; | |
1082 | case MISC : help_text = Help_misc; break; | |
1083 | case MONITOR : help_text = Help_monitor; break; | |
1084 | case GROW : help_text = Help_grow; break; | |
8382f19b | 1085 | case INCREMENTAL:help_text= Help_incr; break; |
3d4064cc | 1086 | } |
0047d254 | 1087 | fputs(help_text,stdout); |
3d4064cc NB |
1088 | exit(0); |
1089 | } | |
1090 | ||
0320ea45 NB |
1091 | if (!mode && devs_found) { |
1092 | mode = MISC; | |
1093 | devmode = 'Q'; | |
1094 | if (devlist->disposition == 0) | |
1095 | devlist->disposition = devmode; | |
1096 | } | |
52826846 NB |
1097 | if (!mode) { |
1098 | fputs(Usage, stderr); | |
64c4757e | 1099 | exit(2); |
64c4757e | 1100 | } |
38098016 NB |
1101 | |
1102 | if (symlinks) { | |
1103 | struct createinfo *ci = conf_get_create_info(); | |
1104 | ||
1105 | if (strcasecmp(symlinks, "yes") == 0) | |
1106 | ci->symlinks = 1; | |
1107 | else if (strcasecmp(symlinks, "no") == 0) | |
1108 | ci->symlinks = 0; | |
1109 | else { | |
1110 | fprintf(stderr, Name ": option --symlinks must be 'no' or 'yes'\n"); | |
1111 | exit(2); | |
1112 | } | |
1113 | } | |
52826846 NB |
1114 | /* Ok, got the option parsing out of the way |
1115 | * hopefully it's mostly right but there might be some stuff | |
1116 | * missing | |
1117 | * | |
e0d19036 | 1118 | * That is mosty checked in the per-mode stuff but... |
52826846 NB |
1119 | * |
1120 | * For @,B,C and A without -s, the first device listed must be an md device | |
1121 | * we check that here and open it. | |
64c4757e | 1122 | */ |
52826846 | 1123 | |
dd0781e5 NB |
1124 | if (mode==MANAGE || mode == BUILD || mode == CREATE || mode == GROW || |
1125 | (mode == ASSEMBLE && ! scan)) { | |
52826846 NB |
1126 | if (devs_found < 1) { |
1127 | fprintf(stderr, Name ": an md device must be given in this mode\n"); | |
1128 | exit(2); | |
1129 | } | |
dd0781e5 | 1130 | if ((int)ident.super_minor == -2 && autof) { |
aba69144 | 1131 | fprintf(stderr, Name ": --super-minor=dev is incompatible with --auto\n"); |
dd0781e5 NB |
1132 | exit(2); |
1133 | } | |
7f91af49 | 1134 | if (mode == MANAGE || mode == GROW) { |
6be1d39d | 1135 | mdfd = open_mddev(devlist->devname, 1); |
7f91af49 N |
1136 | if (mdfd < 0) |
1137 | exit(1); | |
1138 | } else | |
1139 | /* non-existent device is OK */ | |
1140 | mdfd = open_mddev(devlist->devname, 0); | |
1141 | if (mdfd == -2) { | |
1142 | fprintf(stderr, Name ": device %s exists but is not an " | |
1143 | "md array.\n", devlist->devname); | |
52826846 | 1144 | exit(1); |
7f91af49 | 1145 | } |
98c6faba | 1146 | if ((int)ident.super_minor == -2) { |
d013a55e | 1147 | struct stat stb; |
7f91af49 N |
1148 | if (mdfd < 0) { |
1149 | fprintf(stderr, Name ": --super-minor=dev given, and " | |
1150 | "listed device %s doesn't exist.\n", | |
1151 | devlist->devname); | |
1152 | exit(1); | |
1153 | } | |
d013a55e | 1154 | fstat(mdfd, &stb); |
0df46c2a | 1155 | ident.super_minor = minor(stb.st_rdev); |
d013a55e | 1156 | } |
7f91af49 N |
1157 | if (mdfd >= 0 && mode != MANAGE && mode != GROW) { |
1158 | /* We don't really want this open yet, we just might | |
1159 | * have wanted to check some things | |
1160 | */ | |
1161 | close(mdfd); | |
1162 | mdfd = -1; | |
1163 | } | |
64c4757e | 1164 | } |
52826846 | 1165 | |
e4c4352e | 1166 | if (raiddisks) { |
e4c4352e NB |
1167 | if (raiddisks == 1 && !force && level != -5) { |
1168 | fprintf(stderr, Name ": '1' is an unusual number of drives for an array, so it is probably\n" | |
1169 | " a mistake. If you really mean it you will need to specify --force before\n" | |
1170 | " setting the number of drives.\n"); | |
1171 | exit(2); | |
1172 | } | |
1173 | } | |
c82f047c | 1174 | |
997aed5d | 1175 | if (homehost == NULL) |
0ac91628 | 1176 | homehost = conf_get_homehost(&require_homehost); |
0f23aa88 | 1177 | if (homehost == NULL || strcasecmp(homehost, "<system>")==0) { |
05697ec1 NB |
1178 | if (gethostname(sys_hostname, sizeof(sys_hostname)) == 0) { |
1179 | sys_hostname[sizeof(sys_hostname)-1] = 0; | |
1180 | homehost = sys_hostname; | |
1181 | } | |
1182 | } | |
0f23aa88 N |
1183 | if (homehost && (!homehost[0] || strcasecmp(homehost, "<none>") == 0)) { |
1184 | homehost = NULL; | |
1185 | require_homehost = 0; | |
1186 | } | |
997aed5d | 1187 | |
ac5678dd N |
1188 | if ((mode != MISC || devmode != 'E') && |
1189 | geteuid() != 0) { | |
1190 | fprintf(stderr, Name ": must be super-user to perform this action\n"); | |
1191 | exit(1); | |
1192 | } | |
1193 | ||
7f91af49 N |
1194 | ident.autof = autof; |
1195 | ||
52826846 NB |
1196 | rv = 0; |
1197 | switch(mode) { | |
e0d19036 | 1198 | case MANAGE: |
52826846 NB |
1199 | /* readonly, add/remove, readwrite, runstop */ |
1200 | if (readonly>0) | |
cd29a5c8 | 1201 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 1202 | if (!rv && devs_found>1) |
cd29a5c8 | 1203 | rv = Manage_subdevs(devlist->devname, mdfd, |
833bb0f8 N |
1204 | devlist->next, verbose-quiet, test, |
1205 | update); | |
52826846 | 1206 | if (!rv && readonly < 0) |
cd29a5c8 | 1207 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 1208 | if (!rv && runstop) |
ab56093f | 1209 | rv = Manage_runstop(devlist->devname, mdfd, runstop, quiet); |
52826846 | 1210 | break; |
e0d19036 | 1211 | case ASSEMBLE: |
d013a55e | 1212 | if (devs_found == 1 && ident.uuid_set == 0 && |
947fd4dd | 1213 | ident.super_minor == UnSet && ident.name[0] == 0 && !scan ) { |
d013a55e | 1214 | /* Only a device has been given, so get details from config file */ |
fa56eddb | 1215 | struct mddev_ident *array_ident = conf_get_ident(devlist->devname); |
b5e64645 NB |
1216 | if (array_ident == NULL) { |
1217 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
1218 | devlist->devname); | |
d013a55e | 1219 | rv |= 1; |
7f91af49 N |
1220 | if (mdfd >= 0) |
1221 | close(mdfd); | |
b5e64645 | 1222 | } else { |
7f91af49 N |
1223 | if (array_ident->autof == 0) |
1224 | array_ident->autof = autof; | |
1225 | rv |= Assemble(ss, devlist->devname, array_ident, | |
87f26d14 | 1226 | NULL, backup_file, invalid_backup, |
0ac91628 N |
1227 | readonly, runstop, update, |
1228 | homehost, require_homehost, | |
1229 | verbose-quiet, force); | |
d013a55e NB |
1230 | } |
1231 | } else if (!scan) | |
7f91af49 | 1232 | rv = Assemble(ss, devlist->devname, &ident, |
87f26d14 | 1233 | devlist->next, backup_file, invalid_backup, |
0ac91628 N |
1234 | readonly, runstop, update, |
1235 | homehost, require_homehost, | |
1236 | verbose-quiet, force); | |
5787fa49 NB |
1237 | else if (devs_found>0) { |
1238 | if (update && devs_found > 1) { | |
1239 | fprintf(stderr, Name ": can only update a single array at a time\n"); | |
1240 | exit(1); | |
1241 | } | |
06b0d786 NB |
1242 | if (backup_file && devs_found > 1) { |
1243 | fprintf(stderr, Name ": can only assemble a single array when providing a backup file.\n"); | |
1244 | exit(1); | |
1245 | } | |
cd29a5c8 | 1246 | for (dv = devlist ; dv ; dv=dv->next) { |
fa56eddb | 1247 | struct mddev_ident *array_ident = conf_get_ident(dv->devname); |
52826846 NB |
1248 | if (array_ident == NULL) { |
1249 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
cd29a5c8 | 1250 | dv->devname); |
52826846 NB |
1251 | rv |= 1; |
1252 | continue; | |
1253 | } | |
7f91af49 N |
1254 | if (array_ident->autof == 0) |
1255 | array_ident->autof = autof; | |
1256 | rv |= Assemble(ss, dv->devname, array_ident, | |
87f26d14 | 1257 | NULL, backup_file, invalid_backup, |
0ac91628 N |
1258 | readonly, runstop, update, |
1259 | homehost, require_homehost, | |
1260 | verbose-quiet, force); | |
52826846 | 1261 | } |
5787fa49 | 1262 | } else { |
fa56eddb | 1263 | struct mddev_ident *a, *array_list = conf_get_ident(NULL); |
a655e550 | 1264 | struct mddev_dev *devlist = conf_get_devs(); |
da6b5ca9 | 1265 | int cnt = 0; |
b179246f | 1266 | int failures, successes; |
da6b5ca9 NB |
1267 | if (devlist == NULL) { |
1268 | fprintf(stderr, Name ": No devices listed in conf file were found.\n"); | |
1269 | exit(1); | |
1270 | } | |
1271 | if (update) { | |
1272 | fprintf(stderr, Name ": --update not meaningful with a --scan assembly.\n"); | |
1273 | exit(1); | |
1274 | } | |
1275 | if (backup_file) { | |
1276 | fprintf(stderr, Name ": --backup_file not meaningful with a --scan assembly.\n"); | |
1277 | exit(1); | |
1278 | } | |
b179246f N |
1279 | for (a = array_list; a ; a = a->next) { |
1280 | a->assembled = 0; | |
1281 | if (a->autof == 0) | |
1282 | a->autof = autof; | |
da6b5ca9 | 1283 | } |
b179246f N |
1284 | do { |
1285 | failures = 0; | |
1286 | successes = 0; | |
1287 | rv = 0; | |
1288 | for (a = array_list; a ; a = a->next) { | |
1289 | int r; | |
1290 | if (a->assembled) | |
1291 | continue; | |
1292 | if (a->devname && | |
1293 | strcasecmp(a->devname, "<ignore>") == 0) | |
1294 | continue; | |
1295 | ||
1296 | r = Assemble(ss, a->devname, | |
1297 | a, | |
87f26d14 | 1298 | NULL, NULL, 0, |
b179246f N |
1299 | readonly, runstop, NULL, |
1300 | homehost, require_homehost, | |
1301 | verbose-quiet, force); | |
1302 | if (r == 0) { | |
1303 | a->assembled = 1; | |
1304 | successes++; | |
1305 | } else | |
1306 | failures++; | |
1307 | rv |= r; | |
1308 | cnt++; | |
1309 | } | |
1310 | } while (failures && successes); | |
a30b2ecd | 1311 | if (homehost && cnt == 0) { |
da6b5ca9 | 1312 | /* Maybe we can auto-assemble something. |
7f91af49 | 1313 | * Repeatedly call Assemble in auto-assemble mode |
da6b5ca9 NB |
1314 | * until it fails |
1315 | */ | |
1316 | int rv2; | |
d55e3aef NB |
1317 | int acnt; |
1318 | ident.autof = autof; | |
da6b5ca9 | 1319 | do { |
a655e550 | 1320 | struct mddev_dev *devlist = conf_get_devs(); |
d55e3aef NB |
1321 | acnt = 0; |
1322 | do { | |
7f91af49 | 1323 | rv2 = Assemble(ss, NULL, |
8aec876d | 1324 | &ident, |
87f26d14 | 1325 | devlist, NULL, 0, |
0ac91628 N |
1326 | readonly, runstop, NULL, |
1327 | homehost, require_homehost, | |
1328 | verbose-quiet, force); | |
d55e3aef NB |
1329 | if (rv2==0) { |
1330 | cnt++; | |
1331 | acnt++; | |
1332 | } | |
1333 | } while (rv2!=2); | |
1334 | /* Incase there are stacked devices, we need to go around again */ | |
d55e3aef | 1335 | } while (acnt); |
da6b5ca9 NB |
1336 | if (cnt == 0 && rv == 0) { |
1337 | fprintf(stderr, Name ": No arrays found in config file or automatically\n"); | |
1338 | rv = 1; | |
1c203a4b NB |
1339 | } else if (cnt) |
1340 | rv = 0; | |
da6b5ca9 NB |
1341 | } else if (cnt == 0 && rv == 0) { |
1342 | fprintf(stderr, Name ": No arrays found in config file\n"); | |
1343 | rv = 1; | |
1344 | } | |
52826846 NB |
1345 | } |
1346 | break; | |
e0d19036 | 1347 | case BUILD: |
c82f047c | 1348 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; |
dfd4d8ee NB |
1349 | if (write_behind && !bitmap_file) { |
1350 | fprintf(stderr, Name ": write-behind mode requires a bitmap.\n"); | |
1351 | rv = 1; | |
1352 | break; | |
1353 | } | |
5b28bd56 | 1354 | if (raiddisks == 0) { |
e5669f40 | 1355 | fprintf(stderr, Name ": no raid-devices specified.\n"); |
5b28bd56 NB |
1356 | rv = 1; |
1357 | break; | |
1358 | } | |
dfd4d8ee | 1359 | |
c82f047c | 1360 | if (bitmap_file) { |
55935d51 NB |
1361 | if (strcmp(bitmap_file, "internal")==0) { |
1362 | fprintf(stderr, Name ": 'internal' bitmaps not supported with --build\n"); | |
1363 | rv |= 1; | |
1364 | break; | |
1365 | } | |
c82f047c | 1366 | } |
7f91af49 | 1367 | rv = Build(devlist->devname, chunk, level, layout, |
c82f047c | 1368 | raiddisks, devlist->next, assume_clean, |
7f91af49 | 1369 | bitmap_file, bitmap_chunk, write_behind, |
83208785 | 1370 | delay, verbose-quiet, autof, size); |
52826846 | 1371 | break; |
e0d19036 | 1372 | case CREATE: |
c82f047c | 1373 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; |
dfd4d8ee NB |
1374 | if (write_behind && !bitmap_file) { |
1375 | fprintf(stderr, Name ": write-behind mode requires a bitmap.\n"); | |
1376 | rv = 1; | |
1377 | break; | |
1378 | } | |
5b28bd56 | 1379 | if (raiddisks == 0) { |
e5669f40 | 1380 | fprintf(stderr, Name ": no raid-devices specified.\n"); |
5b28bd56 NB |
1381 | rv = 1; |
1382 | break; | |
1383 | } | |
f9ce90ba | 1384 | |
7f91af49 | 1385 | rv = Create(ss, devlist->devname, chunk, level, layout, size<0 ? 0 : size, |
05697ec1 | 1386 | raiddisks, sparedisks, ident.name, homehost, |
3d3dd91e | 1387 | ident.uuid_set ? ident.uuid : NULL, |
47d79ef8 | 1388 | devs_found-1, devlist->next, runstop, verbose-quiet, force, assume_clean, |
7f91af49 | 1389 | bitmap_file, bitmap_chunk, write_behind, delay, autof); |
52826846 | 1390 | break; |
e0d19036 | 1391 | case MISC: |
e0d19036 NB |
1392 | if (devmode == 'E') { |
1393 | if (devlist == NULL && !scan) { | |
1394 | fprintf(stderr, Name ": No devices to examine\n"); | |
1395 | exit(2); | |
1396 | } | |
1397 | if (devlist == NULL) | |
8aec876d | 1398 | devlist = conf_get_devs(); |
e0d19036 | 1399 | if (devlist == NULL) { |
c913b90e | 1400 | fprintf(stderr, Name ": No devices listed in %s\n", configfile?configfile:DefaultConfFile); |
e0d19036 NB |
1401 | exit(1); |
1402 | } | |
e843d5d7 NB |
1403 | if (brief && verbose) |
1404 | brief = 2; | |
0d726f17 KS |
1405 | rv = Examine(devlist, scan?(verbose>1?0:verbose+1):brief, |
1406 | export, scan, | |
1407 | SparcAdjust, ss, homehost); | |
4cce4069 DW |
1408 | } else if (devmode == DetailPlatform) { |
1409 | rv = Detail_Platform(ss ? ss->ss : NULL, ss ? scan : 1, verbose); | |
e0d19036 NB |
1410 | } else { |
1411 | if (devlist == NULL) { | |
fabbfd48 DW |
1412 | if ((devmode=='D' || devmode == Waitclean) && scan) { |
1413 | /* apply --detail or --wait-clean to | |
1414 | * all devices in /proc/mdstat | |
1415 | */ | |
22a88995 | 1416 | struct mdstat_ent *ms = mdstat_read(0, 1); |
e0d19036 | 1417 | struct mdstat_ent *e; |
35904960 | 1418 | struct map_ent *map = NULL; |
8f1b2bbb | 1419 | int members; |
fabbfd48 DW |
1420 | int v = verbose>1?0:verbose+1; |
1421 | ||
8f1b2bbb | 1422 | for (members = 0; members <= 1; members++) { |
e0d19036 | 1423 | for (e=ms ; e ; e=e->next) { |
35904960 N |
1424 | char *name; |
1425 | struct map_ent *me; | |
8f1b2bbb N |
1426 | int member = e->metadata_version && |
1427 | strncmp(e->metadata_version, | |
1428 | "external:/", 10) == 0; | |
1429 | if (members != member) | |
1430 | continue; | |
35904960 | 1431 | me = map_by_devnum(&map, e->devnum); |
8615dcff N |
1432 | if (me && me->path |
1433 | && strcmp(me->path, "/unknown") != 0) | |
35904960 N |
1434 | name = me->path; |
1435 | else | |
1436 | name = get_md_name(e->devnum); | |
e0d19036 NB |
1437 | |
1438 | if (!name) { | |
1439 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
1440 | e->dev); | |
1441 | continue; | |
1442 | } | |
fabbfd48 DW |
1443 | if (devmode == 'D') |
1444 | rv |= Detail(name, v, | |
1445 | export, test, | |
1446 | homehost); | |
1447 | else | |
9f1da824 | 1448 | rv |= WaitClean(name, -1, v); |
91f068bf NB |
1449 | put_md_name(name); |
1450 | } | |
8f1b2bbb | 1451 | } |
89a10d84 | 1452 | free_mdstat(ms); |
91f068bf NB |
1453 | } else if (devmode == 'S' && scan) { |
1454 | /* apply --stop to all devices in /proc/mdstat */ | |
1455 | /* Due to possible stacking of devices, repeat until | |
1456 | * nothing more can be stopped | |
1457 | */ | |
1458 | int progress=1, err; | |
1459 | int last = 0; | |
1460 | do { | |
22a88995 | 1461 | struct mdstat_ent *ms = mdstat_read(0, 0); |
91f068bf NB |
1462 | struct mdstat_ent *e; |
1463 | ||
1464 | if (!progress) last = 1; | |
1465 | progress = 0; err = 0; | |
1466 | for (e=ms ; e ; e=e->next) { | |
1467 | char *name = get_md_name(e->devnum); | |
1468 | ||
1469 | if (!name) { | |
1470 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
1471 | e->dev); | |
1472 | continue; | |
1473 | } | |
6be1d39d | 1474 | mdfd = open_mddev(name, 1); |
43fc1676 | 1475 | if (mdfd >= 0) { |
ab56093f | 1476 | if (Manage_runstop(name, mdfd, -1, quiet?1:last?0:-1)) |
91f068bf NB |
1477 | err = 1; |
1478 | else | |
1479 | progress = 1; | |
43fc1676 NB |
1480 | close(mdfd); |
1481 | } | |
91f068bf NB |
1482 | |
1483 | put_md_name(name); | |
e0d19036 | 1484 | } |
89a10d84 | 1485 | free_mdstat(ms); |
91f068bf | 1486 | } while (!last && err); |
f9c25f1d | 1487 | if (err) rv |= 1; |
20b60dcd LM |
1488 | } else if (devmode == UdevRules) { |
1489 | rv = Write_rules(udev_filename); | |
91f068bf | 1490 | } else { |
e0d19036 NB |
1491 | fprintf(stderr, Name ": No devices given.\n"); |
1492 | exit(2); | |
1493 | } | |
1494 | } | |
1495 | for (dv=devlist ; dv; dv=dv->next) { | |
1496 | switch(dv->disposition) { | |
1497 | case 'D': | |
54bad364 KS |
1498 | rv |= Detail(dv->devname, |
1499 | brief?1+verbose:0, | |
1500 | export, test, homehost); | |
1501 | continue; | |
e0d19036 | 1502 | case 'K': /* Zero superblock */ |
9277cc77 N |
1503 | if (ss) |
1504 | rv |= Kill(dv->devname, ss, force, quiet,0); | |
1505 | else { | |
1506 | int q = quiet; | |
1507 | do { | |
1508 | rv |= Kill(dv->devname, NULL, force, q, 0); | |
1509 | q = 1; | |
4c619b29 | 1510 | } while (rv == 0); |
9277cc77 N |
1511 | rv &= ~2; |
1512 | } | |
111d01fc | 1513 | continue; |
e0d19036 NB |
1514 | case 'Q': |
1515 | rv |= Query(dv->devname); continue; | |
c82f047c | 1516 | case 'X': |
55935d51 | 1517 | rv |= ExamineBitmap(dv->devname, brief, ss); continue; |
b90c0e9a | 1518 | case 'W': |
1c7a808c | 1519 | case WaitOpt: |
b90c0e9a | 1520 | rv |= Wait(dv->devname); continue; |
1770662b | 1521 | case Waitclean: |
9f1da824 | 1522 | rv |= WaitClean(dv->devname, -1, verbose-quiet); continue; |
33414a01 DW |
1523 | case KillSubarray: |
1524 | rv |= Kill_subarray(dv->devname, subarray, quiet); | |
1525 | continue; | |
aa534678 DW |
1526 | case UpdateSubarray: |
1527 | if (update == NULL) { | |
1528 | fprintf(stderr, | |
1529 | Name ": -U/--update must be specified with --update-subarray\n"); | |
1530 | rv |= 1; | |
1531 | continue; | |
1532 | } | |
1533 | rv |= Update_subarray(dv->devname, subarray, update, &ident, quiet); | |
1534 | continue; | |
e0d19036 | 1535 | } |
6be1d39d | 1536 | mdfd = open_mddev(dv->devname, 1); |
43fc1676 | 1537 | if (mdfd>=0) { |
e0d19036 NB |
1538 | switch(dv->disposition) { |
1539 | case 'R': | |
ab56093f | 1540 | rv |= Manage_runstop(dv->devname, mdfd, 1, quiet); break; |
e0d19036 | 1541 | case 'S': |
ab56093f | 1542 | rv |= Manage_runstop(dv->devname, mdfd, -1, quiet); break; |
e0d19036 NB |
1543 | case 'o': |
1544 | rv |= Manage_ro(dv->devname, mdfd, 1); break; | |
1545 | case 'w': | |
1546 | rv |= Manage_ro(dv->devname, mdfd, -1); break; | |
1547 | } | |
43fc1676 | 1548 | close(mdfd); |
7f48e210 NB |
1549 | } else |
1550 | rv |= 1; | |
e0d19036 | 1551 | } |
cd29a5c8 | 1552 | } |
9a9dab36 | 1553 | break; |
e0d19036 | 1554 | case MONITOR: |
e0d19036 NB |
1555 | if (!devlist && !scan) { |
1556 | fprintf(stderr, Name ": Cannot monitor: need --scan or at least one device\n"); | |
1557 | rv = 1; | |
1558 | break; | |
1559 | } | |
b5e64645 NB |
1560 | if (pidfile && !daemonise) { |
1561 | fprintf(stderr, Name ": Cannot write a pid file when not in daemon mode\n"); | |
1562 | rv = 1; | |
1563 | break; | |
1564 | } | |
ddc7201f | 1565 | if (delay == 0) { |
3e82d76d | 1566 | if (get_linux_version() > 2006016) |
ddc7201f N |
1567 | /* mdstat responds to poll */ |
1568 | delay = 1000; | |
1569 | else | |
1570 | delay = 60; | |
1571 | } | |
d013a55e | 1572 | rv= Monitor(devlist, mailaddr, program, |
773135f5 | 1573 | delay?delay:60, daemonise, scan, oneshot, |
edde9560 | 1574 | dosyslog, test, pidfile, increments, spare_sharing); |
9a9dab36 | 1575 | break; |
dd0781e5 NB |
1576 | |
1577 | case GROW: | |
84e11361 N |
1578 | if (array_size >= 0) { |
1579 | /* alway impose array size first, independent of | |
1580 | * anything else | |
9ce510be N |
1581 | * Do not allow level or raid_disks changes at the |
1582 | * same time as that can be irreversibly destructive. | |
84e11361 N |
1583 | */ |
1584 | struct mdinfo sra; | |
1585 | int err; | |
9ce510be N |
1586 | if (raiddisks || level != UnSet) { |
1587 | fprintf(stderr, Name ": cannot change array size in same operation " | |
1588 | "as changing raiddisks or level.\n" | |
1589 | " Change size first, then check that data is still intact.\n"); | |
1590 | rv = 1; | |
1591 | break; | |
1592 | } | |
84e11361 N |
1593 | sysfs_init(&sra, mdfd, 0); |
1594 | if (array_size == 0) | |
1595 | err = sysfs_set_str(&sra, NULL, "array_size", "default"); | |
1596 | else | |
1597 | err = sysfs_set_num(&sra, NULL, "array_size", array_size / 2); | |
1598 | if (err < 0) { | |
1599 | if (errno == E2BIG) | |
1600 | fprintf(stderr, Name ": --array-size setting" | |
1601 | " is too large.\n"); | |
1602 | else | |
1603 | fprintf(stderr, Name ": current kernel does" | |
1604 | " not support setting --array-size\n"); | |
1605 | rv = 1; | |
1606 | break; | |
1607 | } | |
1608 | } | |
e2e53a2d | 1609 | if (devs_found > 1 && raiddisks == 0) { |
e5329c37 | 1610 | /* must be '-a'. */ |
e2e53a2d N |
1611 | if (size >= 0 || chunk || layout_str != NULL || bitmap_file) { |
1612 | fprintf(stderr, Name ": --add cannot be used with " | |
1613 | "other geometry changes in --grow mode\n"); | |
e5329c37 NB |
1614 | rv = 1; |
1615 | break; | |
1616 | } | |
1617 | for (dv=devlist->next; dv ; dv=dv->next) { | |
e2e53a2d N |
1618 | rv = Grow_Add_device(devlist->devname, mdfd, |
1619 | dv->devname); | |
e5329c37 NB |
1620 | if (rv) |
1621 | break; | |
1622 | } | |
7236ee7a | 1623 | } else if (bitmap_file) { |
e2e53a2d | 1624 | if (size >= 0 || raiddisks || chunk || |
1d8862cf | 1625 | layout_str != NULL || devs_found > 1) { |
e2e53a2d N |
1626 | fprintf(stderr, Name ": --bitmap changes cannot be " |
1627 | "used with other geometry changes " | |
1628 | "in --grow mode\n"); | |
7236ee7a N |
1629 | rv = 1; |
1630 | break; | |
1631 | } | |
1632 | if (delay == 0) | |
1633 | delay = DEFAULT_BITMAP_DELAY; | |
f5e166fe | 1634 | rv = Grow_addbitmap(devlist->devname, mdfd, bitmap_file, |
8fac0577 | 1635 | bitmap_chunk, delay, write_behind, force); |
7236ee7a N |
1636 | } else if (size >= 0 || raiddisks != 0 || layout_str != NULL |
1637 | || chunk != 0 || level != UnSet) { | |
1638 | rv = Grow_reshape(devlist->devname, mdfd, quiet, backup_file, | |
691a36b7 | 1639 | size, level, layout_str, chunk, raiddisks, |
e2e53a2d | 1640 | devlist->next, |
ce52f92f | 1641 | assume_clean, force); |
84e11361 | 1642 | } else if (array_size < 0) |
b5e64645 | 1643 | fprintf(stderr, Name ": no changes to --grow\n"); |
dd0781e5 | 1644 | break; |
8382f19b NB |
1645 | case INCREMENTAL: |
1646 | if (rebuild_map) { | |
1647 | RebuildMap(); | |
1648 | } | |
1649 | if (scan) { | |
1650 | if (runstop <= 0) { | |
1651 | fprintf(stderr, Name | |
1652 | ": --incremental --scan meaningless without --run.\n"); | |
1653 | break; | |
1654 | } | |
29ba4804 N |
1655 | if (devmode == 'f') { |
1656 | fprintf(stderr, Name | |
1657 | ": --incremental --scan --fail not supported.\n"); | |
1658 | break; | |
1659 | } | |
8382f19b NB |
1660 | rv = IncrementalScan(verbose); |
1661 | } | |
1662 | if (!devlist) { | |
1663 | if (!rebuild_map && !scan) { | |
1664 | fprintf(stderr, Name | |
1665 | ": --incremental requires a device.\n"); | |
1666 | rv = 1; | |
1667 | } | |
1668 | break; | |
1669 | } | |
1670 | if (devlist->next) { | |
1671 | fprintf(stderr, Name | |
1672 | ": --incremental can only handle one device.\n"); | |
1673 | rv = 1; | |
1674 | break; | |
1675 | } | |
950bc344 PC |
1676 | if (devmode == 'f') |
1677 | rv = IncrementalRemove(devlist->devname, remove_path, | |
1678 | verbose-quiet); | |
1679 | else | |
1680 | rv = Incremental(devlist->devname, verbose-quiet, | |
1681 | runstop, ss, homehost, | |
1682 | require_homehost, autof); | |
1f48664b NB |
1683 | break; |
1684 | case AUTODETECT: | |
1685 | autodetect(); | |
1686 | break; | |
64c4757e | 1687 | } |
52826846 | 1688 | exit(rv); |
64c4757e | 1689 | } |