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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; |
589395d6 | 106 | int auto_update_home = 0; |
33414a01 | 107 | char *subarray = NULL; |
950bc344 | 108 | char *remove_path = 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 | } |
e0d19036 | 237 | case 'K': if (!mode) newmode = MISC; break; |
edde9560 | 238 | case NoSharing: newmode = MONITOR; break; |
e0d19036 NB |
239 | } |
240 | if (mode && newmode == mode) { | |
241 | /* everybody happy ! */ | |
242 | } else if (mode && newmode != mode) { | |
243 | /* not allowed.. */ | |
244 | fprintf(stderr, Name ": "); | |
245 | if (option_index >= 0) | |
246 | fprintf(stderr, "--%s", long_options[option_index].name); | |
247 | else | |
248 | fprintf(stderr, "-%c", opt); | |
e6b64cd0 | 249 | fprintf(stderr, " would set mdadm mode to \"%s\", but it is already set to \"%s\".\n", |
e0d19036 NB |
250 | map_num(modes, newmode), |
251 | map_num(modes, mode)); | |
252 | exit(2); | |
253 | } else if (!mode && newmode) { | |
254 | mode = newmode; | |
255 | } else { | |
256 | /* special case of -c --help */ | |
1c7a808c | 257 | if ((opt == 'c' || opt == ConfigFile) && |
e0d19036 NB |
258 | ( strncmp(optarg, "--h", 3)==0 || |
259 | strncmp(optarg, "-h", 2)==0)) { | |
0047d254 | 260 | fputs(Help_config, stdout); |
e0d19036 | 261 | exit(0); |
cd29a5c8 | 262 | } |
0320ea45 NB |
263 | |
264 | /* If first option is a device, don't force the mode yet */ | |
265 | if (opt == 1) { | |
266 | if (devs_found == 0) { | |
267 | dv = malloc(sizeof(*dv)); | |
268 | if (dv == NULL) { | |
269 | fprintf(stderr, Name ": malloc failed\n"); | |
270 | exit(3); | |
271 | } | |
272 | dv->devname = optarg; | |
273 | dv->disposition = devmode; | |
dfd4d8ee | 274 | dv->writemostly = writemostly; |
fe80f49b | 275 | dv->re_add = re_add; |
da6b5ca9 | 276 | dv->used = 0; |
0320ea45 NB |
277 | dv->next = NULL; |
278 | *devlistend = dv; | |
279 | devlistend = &dv->next; | |
aba69144 | 280 | |
0320ea45 NB |
281 | devs_found++; |
282 | continue; | |
283 | } | |
284 | /* No mode yet, and this is the second device ... */ | |
a1331cc4 N |
285 | fprintf(stderr, Name ": An option must be given to set the mode before a second device\n" |
286 | " (%s) is listed\n", optarg); | |
0320ea45 NB |
287 | exit(2); |
288 | } | |
e0d19036 | 289 | if (option_index >= 0) |
0320ea45 | 290 | fprintf(stderr, Name ": --%s", long_options[option_index].name); |
e0d19036 | 291 | else |
0320ea45 NB |
292 | fprintf(stderr, Name ": -%c", opt); |
293 | fprintf(stderr, " does not set the mode, and so cannot be the first option.\n"); | |
e0d19036 NB |
294 | exit(2); |
295 | } | |
296 | ||
297 | /* if we just set the mode, then done */ | |
298 | switch(opt) { | |
1c7a808c N |
299 | case ManageOpt: |
300 | case MiscOpt: | |
e0d19036 NB |
301 | case 'A': |
302 | case 'B': | |
303 | case 'C': | |
304 | case 'F': | |
dd0781e5 | 305 | case 'G': |
8382f19b | 306 | case 'I': |
1f48664b | 307 | case AutoDetect: |
e0d19036 NB |
308 | continue; |
309 | } | |
310 | if (opt == 1) { | |
311 | /* an undecorated option - must be a device name. | |
312 | */ | |
1c7a808c N |
313 | if (devs_found > 0 && mode == MANAGE && !devmode) { |
314 | fprintf(stderr, Name ": Must give one of -a/-r/-f" | |
315 | " for subsequent devices at %s\n", optarg); | |
52826846 NB |
316 | exit(2); |
317 | } | |
1c7a808c N |
318 | if (devs_found > 0 && mode == GROW && !devmode) { |
319 | fprintf(stderr, Name ": Must give -a/--add for" | |
320 | " devices to add: %s\n", optarg); | |
e5329c37 NB |
321 | exit(2); |
322 | } | |
cd29a5c8 NB |
323 | dv = malloc(sizeof(*dv)); |
324 | if (dv == NULL) { | |
325 | fprintf(stderr, Name ": malloc failed\n"); | |
326 | exit(3); | |
327 | } | |
328 | dv->devname = optarg; | |
329 | dv->disposition = devmode; | |
dfd4d8ee | 330 | dv->writemostly = writemostly; |
fe80f49b | 331 | dv->re_add = re_add; |
9008ed1c | 332 | dv->used = 0; |
cd29a5c8 NB |
333 | dv->next = NULL; |
334 | *devlistend = dv; | |
335 | devlistend = &dv->next; | |
aba69144 | 336 | |
52826846 NB |
337 | devs_found++; |
338 | continue; | |
682c7051 | 339 | } |
682c7051 | 340 | |
52826846 NB |
341 | /* We've got a mode, and opt is now something else which |
342 | * could depend on the mode */ | |
1c7a808c | 343 | #define O(a,b) ((a<<16)|b) |
52826846 | 344 | switch (O(mode,opt)) { |
7236ee7a | 345 | case O(GROW,'c'): |
1c7a808c | 346 | case O(GROW,ChunkSize): |
e0d19036 | 347 | case O(CREATE,'c'): |
1c7a808c | 348 | case O(CREATE,ChunkSize): |
e0d19036 | 349 | case O(BUILD,'c'): /* chunk or rounding */ |
1c7a808c | 350 | case O(BUILD,ChunkSize): /* chunk or rounding */ |
52826846 NB |
351 | if (chunk) { |
352 | fprintf(stderr, Name ": chunk/rounding may only be specified once. " | |
353 | "Second value is %s.\n", optarg); | |
354 | exit(2); | |
355 | } | |
36fad8ec N |
356 | chunk = parse_size(optarg); |
357 | if (chunk < 8 || ((chunk-1)&chunk)) { | |
52826846 NB |
358 | fprintf(stderr, Name ": invalid chunk/rounding value: %s\n", |
359 | optarg); | |
360 | exit(2); | |
361 | } | |
36fad8ec N |
362 | /* Covert sectors to K */ |
363 | chunk /= 2; | |
52826846 | 364 | continue; |
64c4757e | 365 | |
e0fe762a | 366 | #if 0 |
589395d6 NB |
367 | case O(ASSEMBLE,AutoHomeHost): |
368 | auto_update_home = 1; | |
369 | continue; | |
e0fe762a | 370 | #endif |
8382f19b | 371 | case O(INCREMENTAL, 'e'): |
f9ce90ba NB |
372 | case O(CREATE,'e'): |
373 | case O(ASSEMBLE,'e'): | |
374 | case O(MISC,'e'): /* set metadata (superblock) information */ | |
375 | if (ss) { | |
376 | fprintf(stderr, Name ": metadata information already given\n"); | |
377 | exit(2); | |
378 | } | |
aba69144 | 379 | for(i=0; !ss && superlist[i]; i++) |
82d9eba6 NB |
380 | ss = superlist[i]->match_metadata_desc(optarg); |
381 | ||
f9ce90ba NB |
382 | if (!ss) { |
383 | fprintf(stderr, Name ": unrecognised metadata identifier: %s\n", optarg); | |
384 | exit(2); | |
385 | } | |
386 | continue; | |
387 | ||
dfd4d8ee | 388 | case O(MANAGE,'W'): |
1c7a808c | 389 | case O(MANAGE,WriteMostly): |
dfd4d8ee | 390 | case O(BUILD,'W'): |
1c7a808c | 391 | case O(BUILD,WriteMostly): |
dfd4d8ee | 392 | case O(CREATE,'W'): |
1c7a808c | 393 | case O(CREATE,WriteMostly): |
dfd4d8ee NB |
394 | /* set write-mostly for following devices */ |
395 | writemostly = 1; | |
396 | continue; | |
397 | ||
b3d31955 N |
398 | case O(MANAGE,'w'): |
399 | /* clear write-mostly for following devices */ | |
400 | writemostly = 2; | |
401 | continue; | |
402 | ||
403 | ||
dd0781e5 | 404 | case O(GROW,'z'): |
25affb56 PC |
405 | case O(CREATE,'z'): |
406 | case O(BUILD,'z'): /* size */ | |
dd0781e5 | 407 | if (size >= 0) { |
52826846 NB |
408 | fprintf(stderr, Name ": size may only be specified once. " |
409 | "Second value is %s.\n", optarg); | |
410 | exit(2); | |
411 | } | |
dd0781e5 NB |
412 | if (strcmp(optarg, "max")==0) |
413 | size = 0; | |
414 | else { | |
5f4fc0e1 N |
415 | size = parse_size(optarg); |
416 | if (size < 8) { | |
dd0781e5 NB |
417 | fprintf(stderr, Name ": invalid size: %s\n", |
418 | optarg); | |
419 | exit(2); | |
420 | } | |
5f4fc0e1 N |
421 | /* convert sectors to K */ |
422 | size /= 2; | |
52826846 NB |
423 | } |
424 | continue; | |
64c4757e | 425 | |
84e11361 N |
426 | case O(GROW,'Z'): /* array size */ |
427 | if (array_size >= 0) { | |
428 | fprintf(stderr, Name ": array-size may only be specified once. " | |
429 | "Second value is %s.\n", optarg); | |
430 | exit(2); | |
431 | } | |
432 | if (strcmp(optarg, "max") == 0) | |
433 | array_size = 0; | |
434 | else { | |
435 | array_size = parse_size(optarg); | |
436 | if (array_size <= 0) { | |
437 | fprintf(stderr, Name ": invalid array size: %s\n", | |
438 | optarg); | |
439 | exit(2); | |
440 | } | |
441 | } | |
442 | continue; | |
443 | ||
7236ee7a | 444 | case O(GROW,'l'): |
e0d19036 NB |
445 | case O(CREATE,'l'): |
446 | case O(BUILD,'l'): /* set raid level*/ | |
98c6faba | 447 | if (level != UnSet) { |
52826846 NB |
448 | fprintf(stderr, Name ": raid level may only be set once. " |
449 | "Second value is %s.\n", optarg); | |
450 | exit(2); | |
451 | } | |
452 | level = map_name(pers, optarg); | |
98c6faba | 453 | if (level == UnSet) { |
52826846 NB |
454 | fprintf(stderr, Name ": invalid raid level: %s\n", |
455 | optarg); | |
456 | exit(2); | |
457 | } | |
e0fe762a N |
458 | if (level != 0 && level != LEVEL_LINEAR && level != 1 && |
459 | level != LEVEL_MULTIPATH && level != LEVEL_FAULTY && | |
460 | level != 10 && | |
461 | mode == BUILD) { | |
52826846 NB |
462 | fprintf(stderr, Name ": Raid level %s not permitted with --build.\n", |
463 | optarg); | |
464 | exit(2); | |
465 | } | |
e0d19036 | 466 | if (sparedisks > 0 && level < 1 && level >= -1) { |
b83d95f3 | 467 | fprintf(stderr, Name ": raid level %s is incompatible with spare-devices setting.\n", |
52826846 NB |
468 | optarg); |
469 | exit(2); | |
470 | } | |
cd29a5c8 | 471 | ident.level = level; |
52826846 | 472 | continue; |
64c4757e | 473 | |
19678e53 | 474 | case O(GROW, 'p'): /* new layout */ |
1c7a808c | 475 | case O(GROW, Layout): |
19678e53 N |
476 | if (layout_str) { |
477 | fprintf(stderr,Name ": layout may only be sent once. " | |
478 | "Second value was %s\n", optarg); | |
479 | exit(2); | |
480 | } | |
481 | layout_str = optarg; | |
482 | /* 'Grow' will parse the value */ | |
483 | continue; | |
484 | ||
e0d19036 | 485 | case O(CREATE,'p'): /* raid5 layout */ |
1c7a808c | 486 | case O(CREATE,Layout): |
b5e64645 | 487 | case O(BUILD,'p'): /* faulty layout */ |
1c7a808c | 488 | case O(BUILD,Layout): |
e5329c37 | 489 | if (layout != UnSet) { |
52826846 NB |
490 | fprintf(stderr,Name ": layout may only be sent once. " |
491 | "Second value was %s\n", optarg); | |
492 | exit(2); | |
493 | } | |
494 | switch(level) { | |
495 | default: | |
56eb10c0 | 496 | fprintf(stderr, Name ": layout not meaningful for %s arrays.\n", |
52826846 NB |
497 | map_num(pers, level)); |
498 | exit(2); | |
98c6faba | 499 | case UnSet: |
52826846 NB |
500 | fprintf(stderr, Name ": raid level must be given before layout.\n"); |
501 | exit(2); | |
502 | ||
503 | case 5: | |
504 | layout = map_name(r5layout, optarg); | |
98c6faba | 505 | if (layout==UnSet) { |
52826846 NB |
506 | fprintf(stderr, Name ": layout %s not understood for raid5.\n", |
507 | optarg); | |
508 | exit(2); | |
509 | } | |
510 | break; | |
b640a252 N |
511 | case 6: |
512 | layout = map_name(r6layout, optarg); | |
513 | if (layout==UnSet) { | |
514 | fprintf(stderr, Name ": layout %s not understood for raid6.\n", | |
515 | optarg); | |
516 | exit(2); | |
517 | } | |
518 | break; | |
e5329c37 NB |
519 | |
520 | case 10: | |
4a06e2c2 N |
521 | layout = parse_layout_10(optarg); |
522 | if (layout < 0) { | |
b578481c | 523 | fprintf(stderr, Name ": layout for raid10 must be 'nNN', 'oNN' or 'fNN' where NN is a number, not %s\n", optarg); |
e5329c37 NB |
524 | exit(2); |
525 | } | |
e5329c37 | 526 | break; |
19678e53 N |
527 | case LEVEL_FAULTY: |
528 | /* Faulty | |
529 | * modeNNN | |
530 | */ | |
4a06e2c2 N |
531 | layout = parse_layout_faulty(optarg); |
532 | if (layout == -1) { | |
b5e64645 NB |
533 | fprintf(stderr, Name ": layout %s not understood for faulty.\n", |
534 | optarg); | |
535 | exit(2); | |
536 | } | |
4a06e2c2 | 537 | break; |
52826846 NB |
538 | } |
539 | continue; | |
540 | ||
997aed5d NB |
541 | case O(CREATE,AssumeClean): |
542 | case O(BUILD,AssumeClean): /* assume clean */ | |
dd0781e5 NB |
543 | assume_clean = 1; |
544 | continue; | |
545 | ||
546 | case O(GROW,'n'): | |
e0d19036 NB |
547 | case O(CREATE,'n'): |
548 | case O(BUILD,'n'): /* number of raid disks */ | |
52826846 | 549 | if (raiddisks) { |
b83d95f3 | 550 | fprintf(stderr, Name ": raid-devices set twice: %d and %s\n", |
52826846 NB |
551 | raiddisks, optarg); |
552 | exit(2); | |
553 | } | |
554 | raiddisks = strtol(optarg, &c, 10); | |
e4c4352e | 555 | if (!optarg[0] || *c || raiddisks<=0) { |
b83d95f3 | 556 | fprintf(stderr, Name ": invalid number of raid devices: %s\n", |
52826846 NB |
557 | optarg); |
558 | exit(2); | |
559 | } | |
cd29a5c8 | 560 | ident.raid_disks = raiddisks; |
52826846 NB |
561 | continue; |
562 | ||
e0d19036 | 563 | case O(CREATE,'x'): /* number of spare (eXtra) discs */ |
52826846 | 564 | if (sparedisks) { |
b83d95f3 | 565 | fprintf(stderr,Name ": spare-devices set twice: %d and %s\n", |
52826846 NB |
566 | sparedisks, optarg); |
567 | exit(2); | |
568 | } | |
98c6faba | 569 | if (level != UnSet && level <= 0 && level >= -1) { |
b83d95f3 | 570 | fprintf(stderr, Name ": spare-devices setting is incompatible with raid level %d\n", |
52826846 NB |
571 | level); |
572 | exit(2); | |
573 | } | |
574 | sparedisks = strtol(optarg, &c, 10); | |
e4c4352e | 575 | if (!optarg[0] || *c || sparedisks < 0) { |
b83d95f3 | 576 | fprintf(stderr, Name ": invalid number of spare-devices: %s\n", |
52826846 NB |
577 | optarg); |
578 | exit(2); | |
579 | } | |
580 | continue; | |
dd0781e5 NB |
581 | |
582 | case O(CREATE,'a'): | |
1c7a808c | 583 | case O(CREATE,Auto): |
dd0781e5 | 584 | case O(BUILD,'a'): |
1c7a808c | 585 | case O(BUILD,Auto): |
95b79df0 | 586 | case O(INCREMENTAL,'a'): |
1c7a808c N |
587 | case O(INCREMENTAL,Auto): |
588 | case O(ASSEMBLE,'a'): | |
589 | case O(ASSEMBLE,Auto): /* auto-creation of device node */ | |
f1ae21c4 | 590 | autof = parse_auto(optarg, "--auto flag", 0); |
dd0781e5 NB |
591 | continue; |
592 | ||
38098016 NB |
593 | case O(CREATE,Symlinks): |
594 | case O(BUILD,Symlinks): | |
595 | case O(ASSEMBLE,Symlinks): /* auto creation of symlinks in /dev to /dev/md */ | |
596 | symlinks = optarg; | |
597 | continue; | |
598 | ||
aa88f531 | 599 | case O(BUILD,'f'): /* force honouring '-n 1' */ |
1c7a808c | 600 | case O(BUILD,Force): /* force honouring '-n 1' */ |
bd72c2b2 | 601 | case O(GROW,'f'): /* ditto */ |
1c7a808c | 602 | case O(GROW,Force): /* ditto */ |
e0d19036 | 603 | case O(CREATE,'f'): /* force honouring of device list */ |
1c7a808c | 604 | case O(CREATE,Force): /* force honouring of device list */ |
e0d19036 | 605 | case O(ASSEMBLE,'f'): /* force assembly */ |
1c7a808c | 606 | case O(ASSEMBLE,Force): /* force assembly */ |
e0d19036 | 607 | case O(MISC,'f'): /* force zero */ |
1c7a808c | 608 | case O(MISC,Force): /* force zero */ |
52826846 NB |
609 | force=1; |
610 | continue; | |
611 | ||
612 | /* now for the Assemble options */ | |
3d3dd91e | 613 | case O(CREATE,'u'): /* uuid of array */ |
e0d19036 | 614 | case O(ASSEMBLE,'u'): /* uuid of array */ |
52826846 | 615 | if (ident.uuid_set) { |
cd29a5c8 | 616 | fprintf(stderr, Name ": uuid cannot be set twice. " |
52826846 NB |
617 | "Second value %s.\n", optarg); |
618 | exit(2); | |
619 | } | |
620 | if (parse_uuid(optarg, ident.uuid)) | |
621 | ident.uuid_set = 1; | |
622 | else { | |
623 | fprintf(stderr,Name ": Bad uuid: %s\n", optarg); | |
624 | exit(2); | |
625 | } | |
626 | continue; | |
627 | ||
947fd4dd NB |
628 | case O(CREATE,'N'): |
629 | case O(ASSEMBLE,'N'): | |
aa534678 | 630 | case O(MISC,'N'): |
947fd4dd NB |
631 | if (ident.name[0]) { |
632 | fprintf(stderr, Name ": name cannot be set twice. " | |
633 | "Second value %s.\n", optarg); | |
634 | exit(2); | |
635 | } | |
aa534678 DW |
636 | if (mode == MISC && !subarray) { |
637 | fprintf(stderr, Name ": -N/--name only valid with --update-subarray in misc mode\n"); | |
638 | exit(2); | |
639 | } | |
947fd4dd NB |
640 | if (strlen(optarg) > 32) { |
641 | fprintf(stderr, Name ": name '%s' is too long, 32 chars max.\n", | |
642 | optarg); | |
643 | exit(2); | |
644 | } | |
645 | strcpy(ident.name, optarg); | |
646 | continue; | |
647 | ||
e0d19036 | 648 | case O(ASSEMBLE,'m'): /* super-minor for array */ |
1c7a808c | 649 | case O(ASSEMBLE,SuperMinor): |
98c6faba | 650 | if (ident.super_minor != UnSet) { |
cd29a5c8 NB |
651 | fprintf(stderr, Name ": super-minor cannot be set twice. " |
652 | "Second value: %s.\n", optarg); | |
653 | exit(2); | |
654 | } | |
d013a55e NB |
655 | if (strcmp(optarg, "dev")==0) |
656 | ident.super_minor = -2; | |
657 | else { | |
658 | ident.super_minor = strtoul(optarg, &cp, 10); | |
659 | if (!optarg[0] || *cp) { | |
660 | fprintf(stderr, Name ": Bad super-minor number: %s.\n", optarg); | |
661 | exit(2); | |
662 | } | |
cd29a5c8 NB |
663 | } |
664 | continue; | |
665 | ||
5787fa49 | 666 | case O(ASSEMBLE,'U'): /* update the superblock */ |
aa534678 | 667 | case O(MISC,'U'): |
5787fa49 NB |
668 | if (update) { |
669 | fprintf(stderr, Name ": Can only update one aspect of superblock, both %s and %s given.\n", | |
670 | update, optarg); | |
671 | exit(2); | |
672 | } | |
aa534678 DW |
673 | if (mode == MISC && !subarray) { |
674 | fprintf(stderr, Name ": Only subarrays can be updated in misc mode\n"); | |
675 | exit(2); | |
676 | } | |
5787fa49 | 677 | update = optarg; |
aba69144 | 678 | if (strcmp(update, "sparc2.2")==0) |
e5329c37 | 679 | continue; |
5787fa49 NB |
680 | if (strcmp(update, "super-minor") == 0) |
681 | continue; | |
feb716e9 NB |
682 | if (strcmp(update, "summaries")==0) |
683 | continue; | |
e5329c37 NB |
684 | if (strcmp(update, "resync")==0) |
685 | continue; | |
7d99579f NB |
686 | if (strcmp(update, "uuid")==0) |
687 | continue; | |
c4f12c13 NB |
688 | if (strcmp(update, "name")==0) |
689 | continue; | |
0237e0ca NB |
690 | if (strcmp(update, "homehost")==0) |
691 | continue; | |
bee8ec56 NB |
692 | if (strcmp(update, "devicesize")==0) |
693 | continue; | |
5a31170d N |
694 | if (strcmp(update, "no-bitmap")==0) |
695 | continue; | |
586ed405 NB |
696 | if (strcmp(update, "byteorder")==0) { |
697 | if (ss) { | |
698 | fprintf(stderr, Name ": must not set metadata type with --update=byteorder.\n"); | |
699 | exit(2); | |
700 | } | |
aba69144 | 701 | for(i=0; !ss && superlist[i]; i++) |
586ed405 NB |
702 | ss = superlist[i]->match_metadata_desc("0.swap"); |
703 | if (!ss) { | |
704 | fprintf(stderr, Name ": INTERNAL ERROR cannot find 0.swap\n"); | |
705 | exit(2); | |
706 | } | |
707 | ||
708 | continue; | |
709 | } | |
0047d254 NB |
710 | if (strcmp(update,"?") == 0 || |
711 | strcmp(update, "help") == 0) { | |
712 | outf = stdout; | |
713 | fprintf(outf, Name ": "); | |
714 | } else { | |
715 | outf = stderr; | |
716 | fprintf(outf, | |
717 | Name ": '--update=%s' is invalid. ", | |
718 | update); | |
719 | } | |
720 | fprintf(outf, "Valid --update options are:\n" | |
bee8ec56 | 721 | " 'sparc2.2', 'super-minor', 'uuid', 'name', 'resync',\n" |
5a31170d N |
722 | " 'summaries', 'homehost', 'byteorder', 'devicesize',\n" |
723 | " 'no-bitmap'\n"); | |
0047d254 | 724 | exit(outf == stdout ? 0 : 2); |
5787fa49 | 725 | |
172356c9 DW |
726 | case O(INCREMENTAL,NoDegraded): |
727 | fprintf(stderr, Name ": --no-degraded is deprecated in Incremental mode\n"); | |
997aed5d | 728 | case O(ASSEMBLE,NoDegraded): /* --no-degraded */ |
0047d254 NB |
729 | runstop = -1; /* --stop isn't allowed for --assemble, |
730 | * so we overload slightly */ | |
b8a8ccf9 NB |
731 | continue; |
732 | ||
1c7a808c N |
733 | case O(ASSEMBLE,'c'): |
734 | case O(ASSEMBLE,ConfigFile): | |
7b187ed7 | 735 | case O(INCREMENTAL, 'c'): |
1c7a808c | 736 | case O(INCREMENTAL, ConfigFile): |
2d465520 | 737 | case O(MISC, 'c'): |
1c7a808c | 738 | case O(MISC, ConfigFile): |
e0d19036 | 739 | case O(MONITOR,'c'): |
1c7a808c | 740 | case O(MONITOR,ConfigFile): |
52826846 NB |
741 | if (configfile) { |
742 | fprintf(stderr, Name ": configfile cannot be set twice. " | |
743 | "Second value is %s.\n", optarg); | |
744 | exit(2); | |
745 | } | |
746 | configfile = optarg; | |
8aec876d | 747 | set_conffile(configfile); |
52826846 NB |
748 | /* FIXME possibly check that config file exists. Even parse it */ |
749 | continue; | |
e0d19036 NB |
750 | case O(ASSEMBLE,'s'): /* scan */ |
751 | case O(MISC,'s'): | |
752 | case O(MONITOR,'s'): | |
8382f19b | 753 | case O(INCREMENTAL,'s'): |
52826846 NB |
754 | scan = 1; |
755 | continue; | |
756 | ||
e0d19036 | 757 | case O(MONITOR,'m'): /* mail address */ |
1c7a808c | 758 | case O(MONITOR,EMail): |
52826846 NB |
759 | if (mailaddr) |
760 | fprintf(stderr, Name ": only specify one mailaddress. %s ignored.\n", | |
761 | optarg); | |
762 | else | |
763 | mailaddr = optarg; | |
764 | continue; | |
765 | ||
e0d19036 | 766 | case O(MONITOR,'p'): /* alert program */ |
1c7a808c | 767 | case O(MONITOR,ProgramOpt): /* alert program */ |
52826846 NB |
768 | if (program) |
769 | fprintf(stderr, Name ": only specify one alter program. %s ignored.\n", | |
770 | optarg); | |
771 | else | |
772 | program = optarg; | |
773 | continue; | |
64c4757e | 774 | |
9a36a9b7 | 775 | case O(MONITOR,'r'): /* rebuild increments */ |
1c7a808c | 776 | case O(MONITOR,Increment): |
9a36a9b7 ZB |
777 | increments = atoi(optarg); |
778 | if (increments>99 || increments<1) { | |
779 | fprintf(stderr, Name ": please specify positive integer between 1 and 99 as rebuild increments.\n"); | |
780 | exit(2); | |
781 | } | |
782 | continue; | |
783 | ||
e0d19036 | 784 | case O(MONITOR,'d'): /* delay in seconds */ |
f5e166fe | 785 | case O(GROW, 'd'): |
c82f047c NB |
786 | case O(BUILD,'d'): /* delay for bitmap updates */ |
787 | case O(CREATE,'d'): | |
52826846 NB |
788 | if (delay) |
789 | fprintf(stderr, Name ": only specify delay once. %s ignored.\n", | |
790 | optarg); | |
791 | else { | |
792 | delay = strtol(optarg, &c, 10); | |
793 | if (!optarg[0] || *c || delay<1) { | |
794 | fprintf(stderr, Name ": invalid delay: %s\n", | |
795 | optarg); | |
796 | exit(2); | |
797 | } | |
798 | } | |
799 | continue; | |
d013a55e | 800 | case O(MONITOR,'f'): /* daemonise */ |
1c7a808c | 801 | case O(MONITOR,Fork): |
d013a55e NB |
802 | daemonise = 1; |
803 | continue; | |
b5e64645 NB |
804 | case O(MONITOR,'i'): /* pid */ |
805 | if (pidfile) | |
806 | fprintf(stderr, Name ": only specify one pid file. %s ignored.\n", | |
807 | optarg); | |
808 | else | |
809 | pidfile = optarg; | |
810 | continue; | |
aa88f531 NB |
811 | case O(MONITOR,'1'): /* oneshot */ |
812 | oneshot = 1; | |
813 | continue; | |
98c6faba NB |
814 | case O(MONITOR,'t'): /* test */ |
815 | test = 1; | |
816 | continue; | |
773135f5 | 817 | case O(MONITOR,'y'): /* log messages to syslog */ |
6ac8aac2 | 818 | openlog("mdadm", LOG_PID, SYSLOG_FACILITY); |
773135f5 NB |
819 | dosyslog = 1; |
820 | continue; | |
edde9560 AC |
821 | case O(MONITOR, NoSharing): |
822 | spare_sharing = 0; | |
823 | continue; | |
52826846 NB |
824 | /* now the general management options. Some are applicable |
825 | * to other modes. None have arguments. | |
826 | */ | |
e5329c37 | 827 | case O(GROW,'a'): |
1c7a808c N |
828 | case O(GROW,Add): |
829 | case O(MANAGE,'a'): | |
830 | case O(MANAGE,Add): /* add a drive */ | |
52826846 | 831 | devmode = 'a'; |
fe80f49b NB |
832 | re_add = 0; |
833 | continue; | |
997aed5d | 834 | case O(MANAGE,ReAdd): |
fe80f49b NB |
835 | devmode = 'a'; |
836 | re_add = 1; | |
52826846 | 837 | continue; |
e0d19036 | 838 | case O(MANAGE,'r'): /* remove a drive */ |
1c7a808c | 839 | case O(MANAGE,Remove): |
52826846 NB |
840 | devmode = 'r'; |
841 | continue; | |
e0d19036 | 842 | case O(MANAGE,'f'): /* set faulty */ |
1c7a808c N |
843 | case O(MANAGE,Fail): |
844 | case O(INCREMENTAL,'f'): | |
845 | case O(INCREMENTAL,Remove): | |
846 | case O(INCREMENTAL,Fail): /* r for incremental is taken, use f | |
29ba4804 N |
847 | * even though we will both fail and |
848 | * remove the device */ | |
52826846 NB |
849 | devmode = 'f'; |
850 | continue; | |
8382f19b | 851 | case O(INCREMENTAL,'R'): |
e0d19036 NB |
852 | case O(MANAGE,'R'): |
853 | case O(ASSEMBLE,'R'): | |
854 | case O(BUILD,'R'): | |
855 | case O(CREATE,'R'): /* Run the array */ | |
52826846 NB |
856 | if (runstop < 0) { |
857 | fprintf(stderr, Name ": Cannot both Stop and Run an array\n"); | |
858 | exit(2); | |
859 | } | |
860 | runstop = 1; | |
861 | continue; | |
e0d19036 | 862 | case O(MANAGE,'S'): |
52826846 NB |
863 | if (runstop > 0) { |
864 | fprintf(stderr, Name ": Cannot both Run and Stop an array\n"); | |
865 | exit(2); | |
866 | } | |
867 | runstop = -1; | |
868 | continue; | |
7d2e6486 N |
869 | case O(MANAGE,'t'): |
870 | test = 1; | |
871 | continue; | |
52826846 | 872 | |
e0d19036 NB |
873 | case O(MISC,'Q'): |
874 | case O(MISC,'D'): | |
875 | case O(MISC,'E'): | |
876 | case O(MISC,'K'): | |
877 | case O(MISC,'R'): | |
878 | case O(MISC,'S'): | |
c82f047c | 879 | case O(MISC,'X'): |
e0d19036 NB |
880 | case O(MISC,'o'): |
881 | case O(MISC,'w'): | |
b90c0e9a | 882 | case O(MISC,'W'): |
1c7a808c | 883 | case O(MISC, WaitOpt): |
1770662b | 884 | case O(MISC, Waitclean): |
4cce4069 | 885 | case O(MISC, DetailPlatform): |
33414a01 | 886 | case O(MISC, KillSubarray): |
aa534678 | 887 | case O(MISC, UpdateSubarray): |
e0d19036 NB |
888 | if (devmode && devmode != opt && |
889 | (devmode == 'E' || (opt == 'E' && devmode != 'Q'))) { | |
aa534678 DW |
890 | fprintf(stderr, Name ": --examine/-E cannot be given with "); |
891 | if (devmode == 'E') { | |
892 | if (option_index >= 0) | |
893 | fprintf(stderr, "--%s\n", | |
894 | long_options[option_index].name); | |
895 | else | |
896 | fprintf(stderr, "-%c\n", opt); | |
897 | } else if (isalpha(devmode)) | |
898 | fprintf(stderr, "-%c\n", devmode); | |
899 | else | |
900 | fprintf(stderr, "previous option\n"); | |
e0d19036 NB |
901 | exit(2); |
902 | } | |
903 | devmode = opt; | |
904 | continue; | |
feb716e9 NB |
905 | case O(MISC,'t'): |
906 | test = 1; | |
907 | continue; | |
e0d19036 | 908 | |
997aed5d | 909 | case O(MISC, Sparc22): |
bd526cee NB |
910 | if (devmode != 'E') { |
911 | fprintf(stderr, Name ": --sparc2.2 only allowed with --examine\n"); | |
912 | exit(2); | |
913 | } | |
914 | SparcAdjust = 1; | |
915 | continue; | |
c82f047c NB |
916 | |
917 | case O(ASSEMBLE,'b'): /* here we simply set the bitmap file */ | |
1c7a808c | 918 | case O(ASSEMBLE,Bitmap): |
c82f047c NB |
919 | if (!optarg) { |
920 | fprintf(stderr, Name ": bitmap file needed with -b in --assemble mode\n"); | |
921 | exit(2); | |
922 | } | |
55935d51 NB |
923 | if (strcmp(optarg, "internal")==0) { |
924 | fprintf(stderr, Name ": there is no need to specify --bitmap when assembling arrays with internal bitmaps\n"); | |
925 | continue; | |
926 | } | |
c82f047c NB |
927 | bitmap_fd = open(optarg, O_RDWR); |
928 | if (!*optarg || bitmap_fd < 0) { | |
929 | fprintf(stderr, Name ": cannot open bitmap file %s: %s\n", optarg, strerror(errno)); | |
930 | exit(2); | |
931 | } | |
932 | ident.bitmap_fd = bitmap_fd; /* for Assemble */ | |
933 | continue; | |
f5e166fe | 934 | |
997aed5d NB |
935 | case O(ASSEMBLE, BackupFile): |
936 | case O(GROW, BackupFile): | |
06b0d786 NB |
937 | /* Specify a file into which grow might place a backup, |
938 | * or from which assemble might recover a backup | |
939 | */ | |
940 | if (backup_file) { | |
941 | fprintf(stderr, Name ": backup file already specified, rejecting %s\n", optarg); | |
942 | exit(2); | |
943 | } | |
944 | backup_file = optarg; | |
945 | continue; | |
946 | ||
87f26d14 N |
947 | case O(ASSEMBLE, InvalidBackup): |
948 | /* Acknowledge that the backupfile is invalid, but ask | |
949 | * to continue anyway | |
950 | */ | |
951 | invalid_backup = 1; | |
952 | continue; | |
953 | ||
c82f047c | 954 | case O(BUILD,'b'): |
1c7a808c N |
955 | case O(BUILD,Bitmap): |
956 | case O(CREATE,'b'): | |
957 | case O(CREATE,Bitmap): /* here we create the bitmap */ | |
85375d6d NB |
958 | if (strcmp(optarg, "none") == 0) { |
959 | fprintf(stderr, Name ": '--bitmap none' only" | |
960 | " support for --grow\n"); | |
961 | exit(2); | |
962 | } | |
963 | /* FALL THROUGH */ | |
964 | case O(GROW,'b'): | |
1c7a808c | 965 | case O(GROW,Bitmap): |
1e0d770c NB |
966 | if (strcmp(optarg, "internal")== 0 || |
967 | strcmp(optarg, "none")== 0 || | |
968 | strchr(optarg, '/') != NULL) { | |
969 | bitmap_file = optarg; | |
970 | continue; | |
971 | } | |
972 | /* probable typo */ | |
a1331cc4 N |
973 | fprintf(stderr, Name ": bitmap file must contain a '/', or be 'internal', or 'none'\n" |
974 | " not '%s'\n", optarg); | |
1e0d770c | 975 | exit(2); |
c82f047c | 976 | |
997aed5d NB |
977 | case O(GROW,BitmapChunk): |
978 | case O(BUILD,BitmapChunk): | |
979 | case O(CREATE,BitmapChunk): /* bitmap chunksize */ | |
36fad8ec N |
980 | bitmap_chunk = parse_size(optarg); |
981 | if (bitmap_chunk < 0 || | |
982 | bitmap_chunk & (bitmap_chunk - 1)) { | |
983 | fprintf(stderr, | |
984 | Name ": invalid bitmap chunksize: %s\n", | |
985 | optarg); | |
c82f047c NB |
986 | exit(2); |
987 | } | |
36fad8ec N |
988 | /* convert sectors to B, chunk of 0 means 512B */ |
989 | bitmap_chunk = bitmap_chunk ? bitmap_chunk * 512 : 512; | |
c82f047c | 990 | continue; |
dfd4d8ee | 991 | |
7d19ad0d | 992 | case O(GROW, WriteBehind): |
997aed5d NB |
993 | case O(BUILD, WriteBehind): |
994 | case O(CREATE, WriteBehind): /* write-behind mode */ | |
dfd4d8ee NB |
995 | write_behind = DEFAULT_MAX_WRITE_BEHIND; |
996 | if (optarg) { | |
997 | write_behind = strtol(optarg, &c, 10); | |
998 | if (write_behind < 0 || *c || | |
999 | write_behind > 16383) { | |
1000 | fprintf(stderr, Name ": Invalid value for maximum outstanding write-behind writes: %s.\n\tMust be between 0 and 16383.\n", optarg); | |
1001 | exit(2); | |
1002 | } | |
1003 | } | |
1004 | continue; | |
8382f19b NB |
1005 | |
1006 | case O(INCREMENTAL, 'r'): | |
1c7a808c | 1007 | case O(INCREMENTAL, RebuildMapOpt): |
8382f19b NB |
1008 | rebuild_map = 1; |
1009 | continue; | |
950bc344 PC |
1010 | case O(INCREMENTAL, IncrementalPath): |
1011 | remove_path = optarg; | |
1012 | continue; | |
52826846 NB |
1013 | } |
1014 | /* We have now processed all the valid options. Anything else is | |
1015 | * an error | |
1016 | */ | |
06b0d786 NB |
1017 | if (option_index > 0) |
1018 | fprintf(stderr, Name ":option --%s not valid in %s mode\n", | |
1019 | long_options[option_index].name, | |
1020 | map_num(modes, mode)); | |
1021 | else | |
1022 | fprintf(stderr, Name ": option -%c not valid in %s mode\n", | |
1023 | opt, map_num(modes, mode)); | |
64c4757e | 1024 | exit(2); |
52826846 NB |
1025 | |
1026 | } | |
1027 | ||
3d4064cc NB |
1028 | if (print_help) { |
1029 | char *help_text = Help; | |
1030 | if (print_help == 2) | |
1031 | help_text = OptionHelp; | |
1032 | else | |
1033 | switch (mode) { | |
1034 | case ASSEMBLE : help_text = Help_assemble; break; | |
1035 | case BUILD : help_text = Help_build; break; | |
1036 | case CREATE : help_text = Help_create; break; | |
1037 | case MANAGE : help_text = Help_manage; break; | |
1038 | case MISC : help_text = Help_misc; break; | |
1039 | case MONITOR : help_text = Help_monitor; break; | |
1040 | case GROW : help_text = Help_grow; break; | |
8382f19b | 1041 | case INCREMENTAL:help_text= Help_incr; break; |
3d4064cc | 1042 | } |
0047d254 | 1043 | fputs(help_text,stdout); |
3d4064cc NB |
1044 | exit(0); |
1045 | } | |
1046 | ||
0320ea45 NB |
1047 | if (!mode && devs_found) { |
1048 | mode = MISC; | |
1049 | devmode = 'Q'; | |
1050 | if (devlist->disposition == 0) | |
1051 | devlist->disposition = devmode; | |
1052 | } | |
52826846 NB |
1053 | if (!mode) { |
1054 | fputs(Usage, stderr); | |
64c4757e | 1055 | exit(2); |
64c4757e | 1056 | } |
38098016 NB |
1057 | |
1058 | if (symlinks) { | |
1059 | struct createinfo *ci = conf_get_create_info(); | |
1060 | ||
1061 | if (strcasecmp(symlinks, "yes") == 0) | |
1062 | ci->symlinks = 1; | |
1063 | else if (strcasecmp(symlinks, "no") == 0) | |
1064 | ci->symlinks = 0; | |
1065 | else { | |
1066 | fprintf(stderr, Name ": option --symlinks must be 'no' or 'yes'\n"); | |
1067 | exit(2); | |
1068 | } | |
1069 | } | |
52826846 NB |
1070 | /* Ok, got the option parsing out of the way |
1071 | * hopefully it's mostly right but there might be some stuff | |
1072 | * missing | |
1073 | * | |
e0d19036 | 1074 | * That is mosty checked in the per-mode stuff but... |
52826846 NB |
1075 | * |
1076 | * For @,B,C and A without -s, the first device listed must be an md device | |
1077 | * we check that here and open it. | |
64c4757e | 1078 | */ |
52826846 | 1079 | |
dd0781e5 NB |
1080 | if (mode==MANAGE || mode == BUILD || mode == CREATE || mode == GROW || |
1081 | (mode == ASSEMBLE && ! scan)) { | |
52826846 NB |
1082 | if (devs_found < 1) { |
1083 | fprintf(stderr, Name ": an md device must be given in this mode\n"); | |
1084 | exit(2); | |
1085 | } | |
dd0781e5 | 1086 | if ((int)ident.super_minor == -2 && autof) { |
aba69144 | 1087 | fprintf(stderr, Name ": --super-minor=dev is incompatible with --auto\n"); |
dd0781e5 NB |
1088 | exit(2); |
1089 | } | |
7f91af49 | 1090 | if (mode == MANAGE || mode == GROW) { |
6be1d39d | 1091 | mdfd = open_mddev(devlist->devname, 1); |
7f91af49 N |
1092 | if (mdfd < 0) |
1093 | exit(1); | |
1094 | } else | |
1095 | /* non-existent device is OK */ | |
1096 | mdfd = open_mddev(devlist->devname, 0); | |
1097 | if (mdfd == -2) { | |
1098 | fprintf(stderr, Name ": device %s exists but is not an " | |
1099 | "md array.\n", devlist->devname); | |
52826846 | 1100 | exit(1); |
7f91af49 | 1101 | } |
98c6faba | 1102 | if ((int)ident.super_minor == -2) { |
d013a55e | 1103 | struct stat stb; |
7f91af49 N |
1104 | if (mdfd < 0) { |
1105 | fprintf(stderr, Name ": --super-minor=dev given, and " | |
1106 | "listed device %s doesn't exist.\n", | |
1107 | devlist->devname); | |
1108 | exit(1); | |
1109 | } | |
d013a55e | 1110 | fstat(mdfd, &stb); |
0df46c2a | 1111 | ident.super_minor = minor(stb.st_rdev); |
d013a55e | 1112 | } |
7f91af49 N |
1113 | if (mdfd >= 0 && mode != MANAGE && mode != GROW) { |
1114 | /* We don't really want this open yet, we just might | |
1115 | * have wanted to check some things | |
1116 | */ | |
1117 | close(mdfd); | |
1118 | mdfd = -1; | |
1119 | } | |
64c4757e | 1120 | } |
52826846 | 1121 | |
e4c4352e | 1122 | if (raiddisks) { |
e4c4352e NB |
1123 | if (raiddisks == 1 && !force && level != -5) { |
1124 | fprintf(stderr, Name ": '1' is an unusual number of drives for an array, so it is probably\n" | |
1125 | " a mistake. If you really mean it you will need to specify --force before\n" | |
1126 | " setting the number of drives.\n"); | |
1127 | exit(2); | |
1128 | } | |
1129 | } | |
c82f047c | 1130 | |
997aed5d | 1131 | if (homehost == NULL) |
0ac91628 | 1132 | homehost = conf_get_homehost(&require_homehost); |
9180c81b | 1133 | if (homehost == NULL || strcmp(homehost, "<system>")==0) { |
05697ec1 NB |
1134 | if (gethostname(sys_hostname, sizeof(sys_hostname)) == 0) { |
1135 | sys_hostname[sizeof(sys_hostname)-1] = 0; | |
1136 | homehost = sys_hostname; | |
1137 | } | |
1138 | } | |
997aed5d | 1139 | |
ac5678dd N |
1140 | if ((mode != MISC || devmode != 'E') && |
1141 | geteuid() != 0) { | |
1142 | fprintf(stderr, Name ": must be super-user to perform this action\n"); | |
1143 | exit(1); | |
1144 | } | |
1145 | ||
7f91af49 N |
1146 | ident.autof = autof; |
1147 | ||
52826846 NB |
1148 | rv = 0; |
1149 | switch(mode) { | |
e0d19036 | 1150 | case MANAGE: |
52826846 NB |
1151 | /* readonly, add/remove, readwrite, runstop */ |
1152 | if (readonly>0) | |
cd29a5c8 | 1153 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 1154 | if (!rv && devs_found>1) |
cd29a5c8 | 1155 | rv = Manage_subdevs(devlist->devname, mdfd, |
7d2e6486 | 1156 | devlist->next, verbose-quiet, test); |
52826846 | 1157 | if (!rv && readonly < 0) |
cd29a5c8 | 1158 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 1159 | if (!rv && runstop) |
ab56093f | 1160 | rv = Manage_runstop(devlist->devname, mdfd, runstop, quiet); |
52826846 | 1161 | break; |
e0d19036 | 1162 | case ASSEMBLE: |
d013a55e | 1163 | if (devs_found == 1 && ident.uuid_set == 0 && |
947fd4dd | 1164 | ident.super_minor == UnSet && ident.name[0] == 0 && !scan ) { |
d013a55e | 1165 | /* Only a device has been given, so get details from config file */ |
fa56eddb | 1166 | struct mddev_ident *array_ident = conf_get_ident(devlist->devname); |
b5e64645 NB |
1167 | if (array_ident == NULL) { |
1168 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
1169 | devlist->devname); | |
d013a55e | 1170 | rv |= 1; |
7f91af49 N |
1171 | if (mdfd >= 0) |
1172 | close(mdfd); | |
b5e64645 | 1173 | } else { |
7f91af49 N |
1174 | if (array_ident->autof == 0) |
1175 | array_ident->autof = autof; | |
1176 | rv |= Assemble(ss, devlist->devname, array_ident, | |
87f26d14 | 1177 | NULL, backup_file, invalid_backup, |
0ac91628 N |
1178 | readonly, runstop, update, |
1179 | homehost, require_homehost, | |
1180 | verbose-quiet, force); | |
d013a55e NB |
1181 | } |
1182 | } else if (!scan) | |
7f91af49 | 1183 | rv = Assemble(ss, devlist->devname, &ident, |
87f26d14 | 1184 | devlist->next, backup_file, invalid_backup, |
0ac91628 N |
1185 | readonly, runstop, update, |
1186 | homehost, require_homehost, | |
1187 | verbose-quiet, force); | |
5787fa49 NB |
1188 | else if (devs_found>0) { |
1189 | if (update && devs_found > 1) { | |
1190 | fprintf(stderr, Name ": can only update a single array at a time\n"); | |
1191 | exit(1); | |
1192 | } | |
06b0d786 NB |
1193 | if (backup_file && devs_found > 1) { |
1194 | fprintf(stderr, Name ": can only assemble a single array when providing a backup file.\n"); | |
1195 | exit(1); | |
1196 | } | |
cd29a5c8 | 1197 | for (dv = devlist ; dv ; dv=dv->next) { |
fa56eddb | 1198 | struct mddev_ident *array_ident = conf_get_ident(dv->devname); |
52826846 NB |
1199 | if (array_ident == NULL) { |
1200 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
cd29a5c8 | 1201 | dv->devname); |
52826846 NB |
1202 | rv |= 1; |
1203 | continue; | |
1204 | } | |
7f91af49 N |
1205 | if (array_ident->autof == 0) |
1206 | array_ident->autof = autof; | |
1207 | rv |= Assemble(ss, dv->devname, array_ident, | |
87f26d14 | 1208 | NULL, backup_file, invalid_backup, |
0ac91628 N |
1209 | readonly, runstop, update, |
1210 | homehost, require_homehost, | |
1211 | verbose-quiet, force); | |
52826846 | 1212 | } |
5787fa49 | 1213 | } else { |
fa56eddb | 1214 | struct mddev_ident *a, *array_list = conf_get_ident(NULL); |
a655e550 | 1215 | struct mddev_dev *devlist = conf_get_devs(); |
da6b5ca9 | 1216 | int cnt = 0; |
b179246f | 1217 | int failures, successes; |
da6b5ca9 NB |
1218 | if (devlist == NULL) { |
1219 | fprintf(stderr, Name ": No devices listed in conf file were found.\n"); | |
1220 | exit(1); | |
1221 | } | |
1222 | if (update) { | |
1223 | fprintf(stderr, Name ": --update not meaningful with a --scan assembly.\n"); | |
1224 | exit(1); | |
1225 | } | |
1226 | if (backup_file) { | |
1227 | fprintf(stderr, Name ": --backup_file not meaningful with a --scan assembly.\n"); | |
1228 | exit(1); | |
1229 | } | |
b179246f N |
1230 | for (a = array_list; a ; a = a->next) { |
1231 | a->assembled = 0; | |
1232 | if (a->autof == 0) | |
1233 | a->autof = autof; | |
da6b5ca9 | 1234 | } |
b179246f N |
1235 | do { |
1236 | failures = 0; | |
1237 | successes = 0; | |
1238 | rv = 0; | |
1239 | for (a = array_list; a ; a = a->next) { | |
1240 | int r; | |
1241 | if (a->assembled) | |
1242 | continue; | |
1243 | if (a->devname && | |
1244 | strcasecmp(a->devname, "<ignore>") == 0) | |
1245 | continue; | |
1246 | ||
1247 | r = Assemble(ss, a->devname, | |
1248 | a, | |
87f26d14 | 1249 | NULL, NULL, 0, |
b179246f N |
1250 | readonly, runstop, NULL, |
1251 | homehost, require_homehost, | |
1252 | verbose-quiet, force); | |
1253 | if (r == 0) { | |
1254 | a->assembled = 1; | |
1255 | successes++; | |
1256 | } else | |
1257 | failures++; | |
1258 | rv |= r; | |
1259 | cnt++; | |
1260 | } | |
1261 | } while (failures && successes); | |
a30b2ecd | 1262 | if (homehost && cnt == 0) { |
da6b5ca9 | 1263 | /* Maybe we can auto-assemble something. |
7f91af49 | 1264 | * Repeatedly call Assemble in auto-assemble mode |
da6b5ca9 NB |
1265 | * until it fails |
1266 | */ | |
1267 | int rv2; | |
d55e3aef NB |
1268 | int acnt; |
1269 | ident.autof = autof; | |
da6b5ca9 | 1270 | do { |
a655e550 | 1271 | struct mddev_dev *devlist = conf_get_devs(); |
d55e3aef NB |
1272 | acnt = 0; |
1273 | do { | |
7f91af49 | 1274 | rv2 = Assemble(ss, NULL, |
8aec876d | 1275 | &ident, |
87f26d14 | 1276 | devlist, NULL, 0, |
0ac91628 N |
1277 | readonly, runstop, NULL, |
1278 | homehost, require_homehost, | |
1279 | verbose-quiet, force); | |
d55e3aef NB |
1280 | if (rv2==0) { |
1281 | cnt++; | |
1282 | acnt++; | |
1283 | } | |
589395d6 NB |
1284 | if (rv2 == 1) |
1285 | /* found something so even though assembly failed we | |
1286 | * want to avoid auto-updates | |
1287 | */ | |
1288 | auto_update_home = 0; | |
d55e3aef NB |
1289 | } while (rv2!=2); |
1290 | /* Incase there are stacked devices, we need to go around again */ | |
d55e3aef | 1291 | } while (acnt); |
e0fe762a | 1292 | #if 0 |
589395d6 NB |
1293 | if (cnt == 0 && auto_update_home && homehost) { |
1294 | /* Nothing found, maybe we need to bootstrap homehost info */ | |
1295 | do { | |
1296 | acnt = 0; | |
1297 | do { | |
87f26d14 N |
1298 | rv2 = Assemble( |
1299 | ss, NULL, | |
1300 | &ident, | |
1301 | NULL, NULL, 0, | |
1302 | readonly, runstop, | |
1303 | "homehost", | |
1304 | homehost, | |
1305 | require_homehost, | |
1306 | verbose-quiet, force); | |
589395d6 NB |
1307 | if (rv2==0) { |
1308 | cnt++; | |
1309 | acnt++; | |
1310 | } | |
1311 | } while (rv2!=2); | |
1312 | /* Incase there are stacked devices, we need to go around again */ | |
589395d6 NB |
1313 | } while (acnt); |
1314 | } | |
e0fe762a | 1315 | #endif |
da6b5ca9 NB |
1316 | if (cnt == 0 && rv == 0) { |
1317 | fprintf(stderr, Name ": No arrays found in config file or automatically\n"); | |
1318 | rv = 1; | |
1c203a4b NB |
1319 | } else if (cnt) |
1320 | rv = 0; | |
da6b5ca9 NB |
1321 | } else if (cnt == 0 && rv == 0) { |
1322 | fprintf(stderr, Name ": No arrays found in config file\n"); | |
1323 | rv = 1; | |
1324 | } | |
52826846 NB |
1325 | } |
1326 | break; | |
e0d19036 | 1327 | case BUILD: |
c82f047c | 1328 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; |
dfd4d8ee NB |
1329 | if (write_behind && !bitmap_file) { |
1330 | fprintf(stderr, Name ": write-behind mode requires a bitmap.\n"); | |
1331 | rv = 1; | |
1332 | break; | |
1333 | } | |
5b28bd56 | 1334 | if (raiddisks == 0) { |
e5669f40 | 1335 | fprintf(stderr, Name ": no raid-devices specified.\n"); |
5b28bd56 NB |
1336 | rv = 1; |
1337 | break; | |
1338 | } | |
dfd4d8ee | 1339 | |
c82f047c | 1340 | if (bitmap_file) { |
55935d51 NB |
1341 | if (strcmp(bitmap_file, "internal")==0) { |
1342 | fprintf(stderr, Name ": 'internal' bitmaps not supported with --build\n"); | |
1343 | rv |= 1; | |
1344 | break; | |
1345 | } | |
c82f047c | 1346 | } |
7f91af49 | 1347 | rv = Build(devlist->devname, chunk, level, layout, |
c82f047c | 1348 | raiddisks, devlist->next, assume_clean, |
7f91af49 | 1349 | bitmap_file, bitmap_chunk, write_behind, |
83208785 | 1350 | delay, verbose-quiet, autof, size); |
52826846 | 1351 | break; |
e0d19036 | 1352 | case CREATE: |
c82f047c | 1353 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; |
dfd4d8ee NB |
1354 | if (write_behind && !bitmap_file) { |
1355 | fprintf(stderr, Name ": write-behind mode requires a bitmap.\n"); | |
1356 | rv = 1; | |
1357 | break; | |
1358 | } | |
5b28bd56 | 1359 | if (raiddisks == 0) { |
e5669f40 | 1360 | fprintf(stderr, Name ": no raid-devices specified.\n"); |
5b28bd56 NB |
1361 | rv = 1; |
1362 | break; | |
1363 | } | |
f9ce90ba | 1364 | |
7f91af49 | 1365 | rv = Create(ss, devlist->devname, chunk, level, layout, size<0 ? 0 : size, |
05697ec1 | 1366 | raiddisks, sparedisks, ident.name, homehost, |
3d3dd91e | 1367 | ident.uuid_set ? ident.uuid : NULL, |
47d79ef8 | 1368 | devs_found-1, devlist->next, runstop, verbose-quiet, force, assume_clean, |
7f91af49 | 1369 | bitmap_file, bitmap_chunk, write_behind, delay, autof); |
52826846 | 1370 | break; |
e0d19036 | 1371 | case MISC: |
e0d19036 NB |
1372 | if (devmode == 'E') { |
1373 | if (devlist == NULL && !scan) { | |
1374 | fprintf(stderr, Name ": No devices to examine\n"); | |
1375 | exit(2); | |
1376 | } | |
1377 | if (devlist == NULL) | |
8aec876d | 1378 | devlist = conf_get_devs(); |
e0d19036 | 1379 | if (devlist == NULL) { |
c913b90e | 1380 | fprintf(stderr, Name ": No devices listed in %s\n", configfile?configfile:DefaultConfFile); |
e0d19036 NB |
1381 | exit(1); |
1382 | } | |
e843d5d7 NB |
1383 | if (brief && verbose) |
1384 | brief = 2; | |
0d726f17 KS |
1385 | rv = Examine(devlist, scan?(verbose>1?0:verbose+1):brief, |
1386 | export, scan, | |
1387 | SparcAdjust, ss, homehost); | |
4cce4069 DW |
1388 | } else if (devmode == DetailPlatform) { |
1389 | rv = Detail_Platform(ss ? ss->ss : NULL, ss ? scan : 1, verbose); | |
e0d19036 NB |
1390 | } else { |
1391 | if (devlist == NULL) { | |
fabbfd48 DW |
1392 | if ((devmode=='D' || devmode == Waitclean) && scan) { |
1393 | /* apply --detail or --wait-clean to | |
1394 | * all devices in /proc/mdstat | |
1395 | */ | |
22a88995 | 1396 | struct mdstat_ent *ms = mdstat_read(0, 1); |
e0d19036 | 1397 | struct mdstat_ent *e; |
35904960 | 1398 | struct map_ent *map = NULL; |
8f1b2bbb | 1399 | int members; |
fabbfd48 DW |
1400 | int v = verbose>1?0:verbose+1; |
1401 | ||
8f1b2bbb | 1402 | for (members = 0; members <= 1; members++) { |
e0d19036 | 1403 | for (e=ms ; e ; e=e->next) { |
35904960 N |
1404 | char *name; |
1405 | struct map_ent *me; | |
8f1b2bbb N |
1406 | int member = e->metadata_version && |
1407 | strncmp(e->metadata_version, | |
1408 | "external:/", 10) == 0; | |
1409 | if (members != member) | |
1410 | continue; | |
35904960 | 1411 | me = map_by_devnum(&map, e->devnum); |
8615dcff N |
1412 | if (me && me->path |
1413 | && strcmp(me->path, "/unknown") != 0) | |
35904960 N |
1414 | name = me->path; |
1415 | else | |
1416 | name = get_md_name(e->devnum); | |
e0d19036 NB |
1417 | |
1418 | if (!name) { | |
1419 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
1420 | e->dev); | |
1421 | continue; | |
1422 | } | |
fabbfd48 DW |
1423 | if (devmode == 'D') |
1424 | rv |= Detail(name, v, | |
1425 | export, test, | |
1426 | homehost); | |
1427 | else | |
9f1da824 | 1428 | rv |= WaitClean(name, -1, v); |
91f068bf NB |
1429 | put_md_name(name); |
1430 | } | |
8f1b2bbb | 1431 | } |
89a10d84 | 1432 | free_mdstat(ms); |
91f068bf NB |
1433 | } else if (devmode == 'S' && scan) { |
1434 | /* apply --stop to all devices in /proc/mdstat */ | |
1435 | /* Due to possible stacking of devices, repeat until | |
1436 | * nothing more can be stopped | |
1437 | */ | |
1438 | int progress=1, err; | |
1439 | int last = 0; | |
1440 | do { | |
22a88995 | 1441 | struct mdstat_ent *ms = mdstat_read(0, 0); |
91f068bf NB |
1442 | struct mdstat_ent *e; |
1443 | ||
1444 | if (!progress) last = 1; | |
1445 | progress = 0; err = 0; | |
1446 | for (e=ms ; e ; e=e->next) { | |
1447 | char *name = get_md_name(e->devnum); | |
1448 | ||
1449 | if (!name) { | |
1450 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
1451 | e->dev); | |
1452 | continue; | |
1453 | } | |
6be1d39d | 1454 | mdfd = open_mddev(name, 1); |
43fc1676 | 1455 | if (mdfd >= 0) { |
ab56093f | 1456 | if (Manage_runstop(name, mdfd, -1, quiet?1:last?0:-1)) |
91f068bf NB |
1457 | err = 1; |
1458 | else | |
1459 | progress = 1; | |
43fc1676 NB |
1460 | close(mdfd); |
1461 | } | |
91f068bf NB |
1462 | |
1463 | put_md_name(name); | |
e0d19036 | 1464 | } |
89a10d84 | 1465 | free_mdstat(ms); |
91f068bf | 1466 | } while (!last && err); |
f9c25f1d | 1467 | if (err) rv |= 1; |
91f068bf | 1468 | } else { |
e0d19036 NB |
1469 | fprintf(stderr, Name ": No devices given.\n"); |
1470 | exit(2); | |
1471 | } | |
1472 | } | |
1473 | for (dv=devlist ; dv; dv=dv->next) { | |
1474 | switch(dv->disposition) { | |
1475 | case 'D': | |
54bad364 KS |
1476 | rv |= Detail(dv->devname, |
1477 | brief?1+verbose:0, | |
1478 | export, test, homehost); | |
1479 | continue; | |
e0d19036 | 1480 | case 'K': /* Zero superblock */ |
9277cc77 N |
1481 | if (ss) |
1482 | rv |= Kill(dv->devname, ss, force, quiet,0); | |
1483 | else { | |
1484 | int q = quiet; | |
1485 | do { | |
1486 | rv |= Kill(dv->devname, NULL, force, q, 0); | |
1487 | q = 1; | |
4c619b29 | 1488 | } while (rv == 0); |
9277cc77 N |
1489 | rv &= ~2; |
1490 | } | |
111d01fc | 1491 | continue; |
e0d19036 NB |
1492 | case 'Q': |
1493 | rv |= Query(dv->devname); continue; | |
c82f047c | 1494 | case 'X': |
55935d51 | 1495 | rv |= ExamineBitmap(dv->devname, brief, ss); continue; |
b90c0e9a | 1496 | case 'W': |
1c7a808c | 1497 | case WaitOpt: |
b90c0e9a | 1498 | rv |= Wait(dv->devname); continue; |
1770662b | 1499 | case Waitclean: |
9f1da824 | 1500 | rv |= WaitClean(dv->devname, -1, verbose-quiet); continue; |
33414a01 DW |
1501 | case KillSubarray: |
1502 | rv |= Kill_subarray(dv->devname, subarray, quiet); | |
1503 | continue; | |
aa534678 DW |
1504 | case UpdateSubarray: |
1505 | if (update == NULL) { | |
1506 | fprintf(stderr, | |
1507 | Name ": -U/--update must be specified with --update-subarray\n"); | |
1508 | rv |= 1; | |
1509 | continue; | |
1510 | } | |
1511 | rv |= Update_subarray(dv->devname, subarray, update, &ident, quiet); | |
1512 | continue; | |
e0d19036 | 1513 | } |
6be1d39d | 1514 | mdfd = open_mddev(dv->devname, 1); |
43fc1676 | 1515 | if (mdfd>=0) { |
e0d19036 NB |
1516 | switch(dv->disposition) { |
1517 | case 'R': | |
ab56093f | 1518 | rv |= Manage_runstop(dv->devname, mdfd, 1, quiet); break; |
e0d19036 | 1519 | case 'S': |
ab56093f | 1520 | rv |= Manage_runstop(dv->devname, mdfd, -1, quiet); break; |
e0d19036 NB |
1521 | case 'o': |
1522 | rv |= Manage_ro(dv->devname, mdfd, 1); break; | |
1523 | case 'w': | |
1524 | rv |= Manage_ro(dv->devname, mdfd, -1); break; | |
1525 | } | |
43fc1676 | 1526 | close(mdfd); |
7f48e210 NB |
1527 | } else |
1528 | rv |= 1; | |
e0d19036 | 1529 | } |
cd29a5c8 | 1530 | } |
9a9dab36 | 1531 | break; |
e0d19036 | 1532 | case MONITOR: |
e0d19036 NB |
1533 | if (!devlist && !scan) { |
1534 | fprintf(stderr, Name ": Cannot monitor: need --scan or at least one device\n"); | |
1535 | rv = 1; | |
1536 | break; | |
1537 | } | |
b5e64645 NB |
1538 | if (pidfile && !daemonise) { |
1539 | fprintf(stderr, Name ": Cannot write a pid file when not in daemon mode\n"); | |
1540 | rv = 1; | |
1541 | break; | |
1542 | } | |
ddc7201f | 1543 | if (delay == 0) { |
3e82d76d | 1544 | if (get_linux_version() > 2006016) |
ddc7201f N |
1545 | /* mdstat responds to poll */ |
1546 | delay = 1000; | |
1547 | else | |
1548 | delay = 60; | |
1549 | } | |
d013a55e | 1550 | rv= Monitor(devlist, mailaddr, program, |
773135f5 | 1551 | delay?delay:60, daemonise, scan, oneshot, |
edde9560 | 1552 | dosyslog, test, pidfile, increments, spare_sharing); |
9a9dab36 | 1553 | break; |
dd0781e5 NB |
1554 | |
1555 | case GROW: | |
84e11361 N |
1556 | if (array_size >= 0) { |
1557 | /* alway impose array size first, independent of | |
1558 | * anything else | |
9ce510be N |
1559 | * Do not allow level or raid_disks changes at the |
1560 | * same time as that can be irreversibly destructive. | |
84e11361 N |
1561 | */ |
1562 | struct mdinfo sra; | |
1563 | int err; | |
9ce510be N |
1564 | if (raiddisks || level != UnSet) { |
1565 | fprintf(stderr, Name ": cannot change array size in same operation " | |
1566 | "as changing raiddisks or level.\n" | |
1567 | " Change size first, then check that data is still intact.\n"); | |
1568 | rv = 1; | |
1569 | break; | |
1570 | } | |
84e11361 N |
1571 | sysfs_init(&sra, mdfd, 0); |
1572 | if (array_size == 0) | |
1573 | err = sysfs_set_str(&sra, NULL, "array_size", "default"); | |
1574 | else | |
1575 | err = sysfs_set_num(&sra, NULL, "array_size", array_size / 2); | |
1576 | if (err < 0) { | |
1577 | if (errno == E2BIG) | |
1578 | fprintf(stderr, Name ": --array-size setting" | |
1579 | " is too large.\n"); | |
1580 | else | |
1581 | fprintf(stderr, Name ": current kernel does" | |
1582 | " not support setting --array-size\n"); | |
1583 | rv = 1; | |
1584 | break; | |
1585 | } | |
1586 | } | |
dd0781e5 | 1587 | if (devs_found > 1) { |
aba69144 | 1588 | |
e5329c37 | 1589 | /* must be '-a'. */ |
7236ee7a N |
1590 | if (size >= 0 || raiddisks || chunk || layout_str != NULL || bitmap_file) { |
1591 | fprintf(stderr, Name ": --add cannot be used with other geometry changes in --grow mode\n"); | |
e5329c37 NB |
1592 | rv = 1; |
1593 | break; | |
1594 | } | |
1595 | for (dv=devlist->next; dv ; dv=dv->next) { | |
1596 | rv = Grow_Add_device(devlist->devname, mdfd, dv->devname); | |
1597 | if (rv) | |
1598 | break; | |
1599 | } | |
7236ee7a N |
1600 | } else if (bitmap_file) { |
1601 | if (size >= 0 || raiddisks || chunk || layout_str != NULL) { | |
1602 | fprintf(stderr, Name ": --bitmap changes cannot be used with other geometry changes in --grow mode\n"); | |
1603 | rv = 1; | |
1604 | break; | |
1605 | } | |
1606 | if (delay == 0) | |
1607 | delay = DEFAULT_BITMAP_DELAY; | |
f5e166fe | 1608 | rv = Grow_addbitmap(devlist->devname, mdfd, bitmap_file, |
8fac0577 | 1609 | bitmap_chunk, delay, write_behind, force); |
7236ee7a N |
1610 | } else if (size >= 0 || raiddisks != 0 || layout_str != NULL |
1611 | || chunk != 0 || level != UnSet) { | |
1612 | rv = Grow_reshape(devlist->devname, mdfd, quiet, backup_file, | |
1613 | size, level, layout_str, chunk, raiddisks); | |
84e11361 | 1614 | } else if (array_size < 0) |
b5e64645 | 1615 | fprintf(stderr, Name ": no changes to --grow\n"); |
dd0781e5 | 1616 | break; |
8382f19b NB |
1617 | case INCREMENTAL: |
1618 | if (rebuild_map) { | |
1619 | RebuildMap(); | |
1620 | } | |
1621 | if (scan) { | |
1622 | if (runstop <= 0) { | |
1623 | fprintf(stderr, Name | |
1624 | ": --incremental --scan meaningless without --run.\n"); | |
1625 | break; | |
1626 | } | |
29ba4804 N |
1627 | if (devmode == 'f') { |
1628 | fprintf(stderr, Name | |
1629 | ": --incremental --scan --fail not supported.\n"); | |
1630 | break; | |
1631 | } | |
8382f19b NB |
1632 | rv = IncrementalScan(verbose); |
1633 | } | |
1634 | if (!devlist) { | |
1635 | if (!rebuild_map && !scan) { | |
1636 | fprintf(stderr, Name | |
1637 | ": --incremental requires a device.\n"); | |
1638 | rv = 1; | |
1639 | } | |
1640 | break; | |
1641 | } | |
1642 | if (devlist->next) { | |
1643 | fprintf(stderr, Name | |
1644 | ": --incremental can only handle one device.\n"); | |
1645 | rv = 1; | |
1646 | break; | |
1647 | } | |
950bc344 PC |
1648 | if (devmode == 'f') |
1649 | rv = IncrementalRemove(devlist->devname, remove_path, | |
1650 | verbose-quiet); | |
1651 | else | |
1652 | rv = Incremental(devlist->devname, verbose-quiet, | |
1653 | runstop, ss, homehost, | |
1654 | require_homehost, autof); | |
1f48664b NB |
1655 | break; |
1656 | case AUTODETECT: | |
1657 | autodetect(); | |
1658 | break; | |
64c4757e | 1659 | } |
52826846 | 1660 | exit(rv); |
64c4757e | 1661 | } |