]>
Commit | Line | Data |
---|---|---|
64c4757e | 1 | /* |
9a9dab36 | 2 | * mdadm - manage Linux "md" devices aka RAID arrays. |
64c4757e | 3 | * |
cd29a5c8 | 4 | * Copyright (C) 2001-2002 Neil Brown <neilb@cse.unsw.edu.au> |
64c4757e NB |
5 | * |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | * | |
21 | * Author: Neil Brown | |
22 | * Email: <neilb@cse.unsw.edu.au> | |
23 | * Paper: Neil Brown | |
24 | * School of Computer Science and Engineering | |
25 | * The University of New South Wales | |
26 | * Sydney, 2052 | |
27 | * Australia | |
c82f047c | 28 | * |
dfd4d8ee | 29 | * Additions for bitmap and write-behind RAID options, Copyright (C) 2003-2004, |
c82f047c | 30 | * Paul Clements, SteelEye Technology, Inc. |
64c4757e NB |
31 | */ |
32 | ||
9a9dab36 | 33 | #include "mdadm.h" |
64c4757e | 34 | #include "md_p.h" |
dd0781e5 | 35 | #include <ctype.h> |
64c4757e | 36 | |
dd0781e5 | 37 | |
52826846 NB |
38 | int main(int argc, char *argv[]) |
39 | { | |
e0d19036 | 40 | int mode = 0; |
52826846 | 41 | int opt; |
e0d19036 | 42 | int option_index; |
52826846 NB |
43 | char *help_text; |
44 | char *c; | |
45 | int rv; | |
f9ce90ba | 46 | int i; |
52826846 NB |
47 | |
48 | int chunk = 0; | |
5dd497ee | 49 | long long size = -1; |
98c6faba NB |
50 | int level = UnSet; |
51 | int layout = UnSet; | |
52826846 | 52 | int raiddisks = 0; |
ea329559 | 53 | int max_disks = MD_SB_DISKS; |
52826846 NB |
54 | int sparedisks = 0; |
55 | struct mddev_ident_s ident; | |
56 | char *configfile = NULL; | |
cd29a5c8 | 57 | char *cp; |
5787fa49 | 58 | char *update = NULL; |
52826846 NB |
59 | int scan = 0; |
60 | char devmode = 0; | |
61 | int runstop = 0; | |
62 | int readonly = 0; | |
dfd4d8ee | 63 | int write_behind = 0; |
c82f047c NB |
64 | int bitmap_fd = -1; |
65 | char *bitmap_file = NULL; | |
66 | int bitmap_chunk = UnSet; | |
bd526cee | 67 | int SparcAdjust = 0; |
cd29a5c8 NB |
68 | mddev_dev_t devlist = NULL; |
69 | mddev_dev_t *devlistend = & devlist; | |
70 | mddev_dev_t dv; | |
52826846 NB |
71 | int devs_found = 0; |
72 | int verbose = 0; | |
dab6685f | 73 | int quiet = 0; |
cd29a5c8 | 74 | int brief = 0; |
52826846 | 75 | int force = 0; |
feb716e9 | 76 | int test = 0; |
dd0781e5 | 77 | int assume_clean = 0; |
8d80900b NB |
78 | int autof = 0; /* -2 means create device based on name: |
79 | * if it ends mdN, then non-partitioned array N | |
80 | * if it ends dN, then partitions array N | |
81 | * -1 means create non-partitioned, choose N | |
82 | * 1 or more to create partitioned | |
83 | * If -1 or 1 and name is a 'standard' name, then | |
84 | * insist on a match of type and number. | |
85 | */ | |
52826846 NB |
86 | |
87 | char *mailaddr = NULL; | |
88 | char *program = NULL; | |
89 | int delay = 0; | |
d013a55e | 90 | int daemonise = 0; |
b5e64645 | 91 | char *pidfile = NULL; |
aa88f531 | 92 | int oneshot = 0; |
82d9eba6 | 93 | struct supertype *ss = NULL; |
dfd4d8ee | 94 | int writemostly = 0; |
fe80f49b | 95 | int re_add = 0; |
c06487ce | 96 | char *shortopt = short_options; |
773135f5 | 97 | int dosyslog = 0; |
52826846 | 98 | |
e5329c37 NB |
99 | int copies; |
100 | ||
52826846 NB |
101 | int mdfd = -1; |
102 | ||
dfe47e00 NB |
103 | srandom(time(0) ^ getpid()); |
104 | ||
52826846 | 105 | ident.uuid_set=0; |
98c6faba NB |
106 | ident.level = UnSet; |
107 | ident.raid_disks = UnSet; | |
108 | ident.super_minor= UnSet; | |
52826846 | 109 | ident.devices=0; |
a75f2fbc NB |
110 | ident.spare_group = NULL; |
111 | ident.autof = 0; | |
a825febc | 112 | ident.st = NULL; |
c82f047c | 113 | ident.bitmap_fd = -1; |
947fd4dd | 114 | ident.name[0] = 0; |
52826846 | 115 | |
e0d19036 NB |
116 | while ((option_index = -1) , |
117 | (opt=getopt_long(argc, argv, | |
c06487ce | 118 | shortopt, long_options, |
e0d19036 NB |
119 | &option_index)) != -1) { |
120 | int newmode = mode; | |
dab6685f | 121 | /* firstly, some mode-independant options */ |
52826846 | 122 | switch(opt) { |
52826846 NB |
123 | case 'h': |
124 | help_text = Help; | |
56eedc1a NB |
125 | if (option_index > 0 && |
126 | strcmp(long_options[option_index].name, "help-options")==0) | |
127 | help_text = OptionHelp; | |
128 | else | |
129 | switch (mode) { | |
130 | case ASSEMBLE : help_text = Help_assemble; break; | |
131 | case BUILD : help_text = Help_build; break; | |
132 | case CREATE : help_text = Help_create; break; | |
133 | case MANAGE : help_text = Help_manage; break; | |
134 | case MISC : help_text = Help_misc; break; | |
135 | case MONITOR : help_text = Help_monitor; break; | |
dd0781e5 | 136 | case GROW : help_text = Help_grow; break; |
56eedc1a | 137 | } |
52826846 NB |
138 | fputs(help_text,stderr); |
139 | exit(0); | |
140 | ||
141 | case 'V': | |
142 | fputs(Version, stderr); | |
143 | exit(0); | |
144 | ||
22892d56 | 145 | case 'v': verbose++; |
52826846 NB |
146 | continue; |
147 | ||
dab6685f NB |
148 | case 'q': quiet++; |
149 | continue; | |
150 | ||
c82f047c | 151 | case 'b': |
f5e166fe | 152 | if (mode == ASSEMBLE || mode == BUILD || mode == CREATE || mode == GROW) |
c82f047c NB |
153 | break; /* b means bitmap */ |
154 | brief = 1; | |
c06487ce NB |
155 | if (optarg) { |
156 | fprintf(stderr, Name ": -b cannot have any extra immediately after it, sorry.\n"); | |
157 | exit(2); | |
158 | } | |
cd29a5c8 NB |
159 | continue; |
160 | ||
e0d19036 NB |
161 | case ':': |
162 | case '?': | |
163 | fputs(Usage, stderr); | |
164 | exit(2); | |
165 | } | |
166 | /* second, figure out the mode. | |
167 | * Some options force the mode. Others | |
168 | * set the mode if it isn't already | |
169 | */ | |
170 | ||
171 | switch(opt) { | |
172 | case '@': /* just incase they say --manage */ | |
c06487ce NB |
173 | newmode = MANAGE; |
174 | shortopt = short_bitmap_auto_options; | |
175 | break; | |
e0d19036 NB |
176 | case 'a': |
177 | case 'r': | |
178 | case 'f': | |
fe80f49b | 179 | case 6: /* re-add */ |
c06487ce NB |
180 | if (!mode) { |
181 | newmode = MANAGE; | |
182 | shortopt = short_bitmap_auto_options; | |
183 | } | |
0320ea45 | 184 | break; |
e0d19036 | 185 | |
c06487ce NB |
186 | case 'A': newmode = ASSEMBLE; shortopt = short_bitmap_auto_options; break; |
187 | case 'B': newmode = BUILD; shortopt = short_bitmap_auto_options; break; | |
188 | case 'C': newmode = CREATE; shortopt = short_bitmap_auto_options; break; | |
e0d19036 | 189 | case 'F': newmode = MONITOR;break; |
c06487ce | 190 | case 'G': newmode = GROW; shortopt = short_bitmap_auto_options; break; |
e0d19036 NB |
191 | |
192 | case '#': | |
193 | case 'D': | |
194 | case 'E': | |
c82f047c | 195 | case 'X': |
e0d19036 NB |
196 | case 'Q': newmode = MISC; break; |
197 | case 'R': | |
198 | case 'S': | |
199 | case 'o': | |
200 | case 'w': | |
201 | case 'K': if (!mode) newmode = MISC; break; | |
202 | } | |
203 | if (mode && newmode == mode) { | |
204 | /* everybody happy ! */ | |
205 | } else if (mode && newmode != mode) { | |
206 | /* not allowed.. */ | |
207 | fprintf(stderr, Name ": "); | |
208 | if (option_index >= 0) | |
209 | fprintf(stderr, "--%s", long_options[option_index].name); | |
210 | else | |
211 | fprintf(stderr, "-%c", opt); | |
e6b64cd0 | 212 | fprintf(stderr, " would set mdadm mode to \"%s\", but it is already set to \"%s\".\n", |
e0d19036 NB |
213 | map_num(modes, newmode), |
214 | map_num(modes, mode)); | |
215 | exit(2); | |
216 | } else if (!mode && newmode) { | |
217 | mode = newmode; | |
218 | } else { | |
219 | /* special case of -c --help */ | |
220 | if (opt == 'c' && | |
221 | ( strncmp(optarg, "--h", 3)==0 || | |
222 | strncmp(optarg, "-h", 2)==0)) { | |
223 | fputs(Help_config, stderr); | |
224 | exit(0); | |
cd29a5c8 | 225 | } |
0320ea45 NB |
226 | |
227 | /* If first option is a device, don't force the mode yet */ | |
228 | if (opt == 1) { | |
229 | if (devs_found == 0) { | |
230 | dv = malloc(sizeof(*dv)); | |
231 | if (dv == NULL) { | |
232 | fprintf(stderr, Name ": malloc failed\n"); | |
233 | exit(3); | |
234 | } | |
235 | dv->devname = optarg; | |
236 | dv->disposition = devmode; | |
dfd4d8ee | 237 | dv->writemostly = writemostly; |
fe80f49b | 238 | dv->re_add = re_add; |
0320ea45 NB |
239 | dv->next = NULL; |
240 | *devlistend = dv; | |
241 | devlistend = &dv->next; | |
242 | ||
243 | devs_found++; | |
244 | continue; | |
245 | } | |
246 | /* No mode yet, and this is the second device ... */ | |
247 | fprintf(stderr, Name ": An option must be given to set the mode before a second device is listed\n"); | |
248 | exit(2); | |
249 | } | |
e0d19036 | 250 | if (option_index >= 0) |
0320ea45 | 251 | fprintf(stderr, Name ": --%s", long_options[option_index].name); |
e0d19036 | 252 | else |
0320ea45 NB |
253 | fprintf(stderr, Name ": -%c", opt); |
254 | fprintf(stderr, " does not set the mode, and so cannot be the first option.\n"); | |
e0d19036 NB |
255 | exit(2); |
256 | } | |
257 | ||
258 | /* if we just set the mode, then done */ | |
259 | switch(opt) { | |
260 | case '@': | |
261 | case '#': | |
262 | case 'A': | |
263 | case 'B': | |
264 | case 'C': | |
265 | case 'F': | |
dd0781e5 | 266 | case 'G': |
e0d19036 NB |
267 | continue; |
268 | } | |
269 | if (opt == 1) { | |
270 | /* an undecorated option - must be a device name. | |
271 | */ | |
cd29a5c8 | 272 | if (devs_found > 0 && mode == '@' && !devmode) { |
dd0781e5 | 273 | fprintf(stderr, Name ": Must give one of -a/-r/-f for subsequent devices at %s\n", optarg); |
52826846 NB |
274 | exit(2); |
275 | } | |
e5329c37 NB |
276 | if (devs_found > 0 && mode == 'G' && !devmode) { |
277 | fprintf(stderr, Name ": Must give one of -a for devices do add: %s\n", optarg); | |
278 | exit(2); | |
279 | } | |
cd29a5c8 NB |
280 | dv = malloc(sizeof(*dv)); |
281 | if (dv == NULL) { | |
282 | fprintf(stderr, Name ": malloc failed\n"); | |
283 | exit(3); | |
284 | } | |
285 | dv->devname = optarg; | |
286 | dv->disposition = devmode; | |
dfd4d8ee | 287 | dv->writemostly = writemostly; |
fe80f49b | 288 | dv->re_add = re_add; |
cd29a5c8 NB |
289 | dv->next = NULL; |
290 | *devlistend = dv; | |
291 | devlistend = &dv->next; | |
292 | ||
52826846 NB |
293 | devs_found++; |
294 | continue; | |
682c7051 | 295 | } |
682c7051 | 296 | |
52826846 NB |
297 | /* We've got a mode, and opt is now something else which |
298 | * could depend on the mode */ | |
299 | #define O(a,b) ((a<<8)|b) | |
300 | switch (O(mode,opt)) { | |
e0d19036 NB |
301 | case O(CREATE,'c'): |
302 | case O(BUILD,'c'): /* chunk or rounding */ | |
52826846 NB |
303 | if (chunk) { |
304 | fprintf(stderr, Name ": chunk/rounding may only be specified once. " | |
305 | "Second value is %s.\n", optarg); | |
306 | exit(2); | |
307 | } | |
308 | chunk = strtol(optarg, &c, 10); | |
309 | if (!optarg[0] || *c || chunk<4 || ((chunk-1)&chunk)) { | |
310 | fprintf(stderr, Name ": invalid chunk/rounding value: %s\n", | |
311 | optarg); | |
312 | exit(2); | |
313 | } | |
314 | continue; | |
64c4757e | 315 | |
f9ce90ba NB |
316 | case O(CREATE,'e'): |
317 | case O(ASSEMBLE,'e'): | |
318 | case O(MISC,'e'): /* set metadata (superblock) information */ | |
319 | if (ss) { | |
320 | fprintf(stderr, Name ": metadata information already given\n"); | |
321 | exit(2); | |
322 | } | |
82d9eba6 NB |
323 | for(i=0; !ss && superlist[i]; i++) |
324 | ss = superlist[i]->match_metadata_desc(optarg); | |
325 | ||
f9ce90ba NB |
326 | if (!ss) { |
327 | fprintf(stderr, Name ": unrecognised metadata identifier: %s\n", optarg); | |
328 | exit(2); | |
329 | } | |
ea329559 | 330 | max_disks = ss->max_devs; |
f9ce90ba NB |
331 | continue; |
332 | ||
dfd4d8ee NB |
333 | case O(MANAGE,'W'): |
334 | case O(BUILD,'W'): | |
335 | case O(CREATE,'W'): | |
336 | /* set write-mostly for following devices */ | |
337 | writemostly = 1; | |
338 | continue; | |
339 | ||
dd0781e5 | 340 | case O(GROW,'z'): |
e0d19036 | 341 | case O(CREATE,'z'): /* size */ |
dd0781e5 | 342 | if (size >= 0) { |
52826846 NB |
343 | fprintf(stderr, Name ": size may only be specified once. " |
344 | "Second value is %s.\n", optarg); | |
345 | exit(2); | |
346 | } | |
dd0781e5 NB |
347 | if (strcmp(optarg, "max")==0) |
348 | size = 0; | |
349 | else { | |
5dd497ee | 350 | size = strtoll(optarg, &c, 10); |
dd0781e5 NB |
351 | if (!optarg[0] || *c || size < 4) { |
352 | fprintf(stderr, Name ": invalid size: %s\n", | |
353 | optarg); | |
354 | exit(2); | |
355 | } | |
52826846 NB |
356 | } |
357 | continue; | |
64c4757e | 358 | |
b5e64645 | 359 | case O(GROW,'l'): /* hack - needed to understand layout */ |
e0d19036 NB |
360 | case O(CREATE,'l'): |
361 | case O(BUILD,'l'): /* set raid level*/ | |
98c6faba | 362 | if (level != UnSet) { |
52826846 NB |
363 | fprintf(stderr, Name ": raid level may only be set once. " |
364 | "Second value is %s.\n", optarg); | |
365 | exit(2); | |
366 | } | |
367 | level = map_name(pers, optarg); | |
98c6faba | 368 | if (level == UnSet) { |
52826846 NB |
369 | fprintf(stderr, Name ": invalid raid level: %s\n", |
370 | optarg); | |
371 | exit(2); | |
372 | } | |
b5e64645 | 373 | if (level != 0 && level != -1 && level != 1 && level != -4 && level != -5 && mode == BUILD) { |
52826846 NB |
374 | fprintf(stderr, Name ": Raid level %s not permitted with --build.\n", |
375 | optarg); | |
376 | exit(2); | |
377 | } | |
e0d19036 | 378 | if (sparedisks > 0 && level < 1 && level >= -1) { |
b83d95f3 | 379 | fprintf(stderr, Name ": raid level %s is incompatible with spare-devices setting.\n", |
52826846 NB |
380 | optarg); |
381 | exit(2); | |
382 | } | |
cd29a5c8 | 383 | ident.level = level; |
52826846 | 384 | continue; |
64c4757e | 385 | |
e0d19036 | 386 | case O(CREATE,'p'): /* raid5 layout */ |
b5e64645 NB |
387 | case O(BUILD,'p'): /* faulty layout */ |
388 | case O(GROW, 'p'): /* faulty reconfig */ | |
e5329c37 | 389 | if (layout != UnSet) { |
52826846 NB |
390 | fprintf(stderr,Name ": layout may only be sent once. " |
391 | "Second value was %s\n", optarg); | |
392 | exit(2); | |
393 | } | |
394 | switch(level) { | |
395 | default: | |
56eb10c0 | 396 | fprintf(stderr, Name ": layout not meaningful for %s arrays.\n", |
52826846 NB |
397 | map_num(pers, level)); |
398 | exit(2); | |
98c6faba | 399 | case UnSet: |
52826846 NB |
400 | fprintf(stderr, Name ": raid level must be given before layout.\n"); |
401 | exit(2); | |
402 | ||
403 | case 5: | |
98c6faba | 404 | case 6: |
52826846 | 405 | layout = map_name(r5layout, optarg); |
98c6faba | 406 | if (layout==UnSet) { |
52826846 NB |
407 | fprintf(stderr, Name ": layout %s not understood for raid5.\n", |
408 | optarg); | |
409 | exit(2); | |
410 | } | |
411 | break; | |
e5329c37 NB |
412 | |
413 | case 10: | |
414 | /* 'f' or 'n' followed by a number <= raid_disks */ | |
415 | if ((optarg[0] != 'n' && optarg[0] != 'f') || | |
416 | (copies = strtoul(optarg+1, &cp, 10)) < 1 || | |
417 | copies > 200 || | |
418 | *cp) { | |
419 | fprintf(stderr, Name ": layout for raid10 must be 'nNN' or 'fNN' where NN is a number, not %s\n", optarg); | |
420 | exit(2); | |
421 | } | |
422 | if (optarg[0] == 'n') | |
423 | layout = 256 + copies; | |
424 | else | |
425 | layout = 1 + (copies<<8); | |
426 | break; | |
b5e64645 NB |
427 | case -5: /* Faulty |
428 | * modeNNN | |
429 | */ | |
430 | ||
431 | { | |
432 | int ln = strcspn(optarg, "0123456789"); | |
433 | char *m = strdup(optarg); | |
434 | int mode; | |
435 | m[ln] = 0; | |
436 | mode = map_name(faultylayout, m); | |
437 | if (mode == UnSet) { | |
438 | fprintf(stderr, Name ": layout %s not understood for faulty.\n", | |
439 | optarg); | |
440 | exit(2); | |
441 | } | |
442 | layout = mode | (atoi(optarg+ln)<< ModeShift); | |
443 | } | |
52826846 NB |
444 | } |
445 | continue; | |
446 | ||
dd0781e5 NB |
447 | case O(CREATE,3): |
448 | case O(BUILD,3): /* assume clean */ | |
449 | assume_clean = 1; | |
450 | continue; | |
451 | ||
452 | case O(GROW,'n'): | |
e0d19036 NB |
453 | case O(CREATE,'n'): |
454 | case O(BUILD,'n'): /* number of raid disks */ | |
52826846 | 455 | if (raiddisks) { |
b83d95f3 | 456 | fprintf(stderr, Name ": raid-devices set twice: %d and %s\n", |
52826846 NB |
457 | raiddisks, optarg); |
458 | exit(2); | |
459 | } | |
460 | raiddisks = strtol(optarg, &c, 10); | |
e4c4352e | 461 | if (!optarg[0] || *c || raiddisks<=0) { |
b83d95f3 | 462 | fprintf(stderr, Name ": invalid number of raid devices: %s\n", |
52826846 NB |
463 | optarg); |
464 | exit(2); | |
465 | } | |
cd29a5c8 | 466 | ident.raid_disks = raiddisks; |
52826846 NB |
467 | continue; |
468 | ||
e0d19036 | 469 | case O(CREATE,'x'): /* number of spare (eXtra) discs */ |
52826846 | 470 | if (sparedisks) { |
b83d95f3 | 471 | fprintf(stderr,Name ": spare-devices set twice: %d and %s\n", |
52826846 NB |
472 | sparedisks, optarg); |
473 | exit(2); | |
474 | } | |
98c6faba | 475 | if (level != UnSet && level <= 0 && level >= -1) { |
b83d95f3 | 476 | fprintf(stderr, Name ": spare-devices setting is incompatible with raid level %d\n", |
52826846 NB |
477 | level); |
478 | exit(2); | |
479 | } | |
480 | sparedisks = strtol(optarg, &c, 10); | |
e4c4352e | 481 | if (!optarg[0] || *c || sparedisks < 0) { |
b83d95f3 | 482 | fprintf(stderr, Name ": invalid number of spare-devices: %s\n", |
52826846 NB |
483 | optarg); |
484 | exit(2); | |
485 | } | |
486 | continue; | |
dd0781e5 NB |
487 | |
488 | case O(CREATE,'a'): | |
489 | case O(BUILD,'a'): | |
490 | case O(ASSEMBLE,'a'): /* auto-creation of device node */ | |
491 | if (optarg == NULL) | |
8d80900b | 492 | autof = -2; |
dd0781e5 NB |
493 | else if (strcasecmp(optarg,"no")==0) |
494 | autof = 0; | |
8d80900b NB |
495 | else if (strcasecmp(optarg,"yes")==0) |
496 | autof = -2; | |
497 | else if (strcasecmp(optarg,"md")==0) | |
dd0781e5 NB |
498 | autof = -1; |
499 | else { | |
500 | /* There might be digits, and maybe a hypen, at the end */ | |
501 | char *e = optarg + strlen(optarg); | |
502 | int num = 4; | |
503 | int len; | |
504 | while (e > optarg && isdigit(e[-1])) | |
505 | e--; | |
506 | if (*e) { | |
507 | num = atoi(e); | |
508 | if (num <= 0) num = 1; | |
509 | } | |
510 | if (e > optarg && e[-1] == '-') | |
511 | e--; | |
512 | len = e - optarg; | |
513 | if ((len == 3 && strncasecmp(optarg,"mdp",3)==0) || | |
514 | (len == 1 && strncasecmp(optarg,"p",1)==0) || | |
515 | (len >= 4 && strncasecmp(optarg,"part",4)==0)) | |
516 | autof = num; | |
517 | else { | |
518 | fprintf(stderr, Name ": --auto flag arg of \"%s\" unrecognised: use no,yes,md,mdp,part\n" | |
519 | " optionally followed by a number.\n", | |
520 | optarg); | |
521 | exit(2); | |
522 | } | |
523 | } | |
524 | continue; | |
525 | ||
aa88f531 | 526 | case O(BUILD,'f'): /* force honouring '-n 1' */ |
bd72c2b2 | 527 | case O(GROW,'f'): /* ditto */ |
e0d19036 NB |
528 | case O(CREATE,'f'): /* force honouring of device list */ |
529 | case O(ASSEMBLE,'f'): /* force assembly */ | |
530 | case O(MISC,'f'): /* force zero */ | |
52826846 NB |
531 | force=1; |
532 | continue; | |
533 | ||
534 | /* now for the Assemble options */ | |
e0d19036 | 535 | case O(ASSEMBLE,'u'): /* uuid of array */ |
52826846 | 536 | if (ident.uuid_set) { |
cd29a5c8 | 537 | fprintf(stderr, Name ": uuid cannot be set twice. " |
52826846 NB |
538 | "Second value %s.\n", optarg); |
539 | exit(2); | |
540 | } | |
541 | if (parse_uuid(optarg, ident.uuid)) | |
542 | ident.uuid_set = 1; | |
543 | else { | |
544 | fprintf(stderr,Name ": Bad uuid: %s\n", optarg); | |
545 | exit(2); | |
546 | } | |
547 | continue; | |
548 | ||
947fd4dd NB |
549 | case O(CREATE,'N'): |
550 | case O(ASSEMBLE,'N'): | |
551 | if (ident.name[0]) { | |
552 | fprintf(stderr, Name ": name cannot be set twice. " | |
553 | "Second value %s.\n", optarg); | |
554 | exit(2); | |
555 | } | |
556 | if (strlen(optarg) > 32) { | |
557 | fprintf(stderr, Name ": name '%s' is too long, 32 chars max.\n", | |
558 | optarg); | |
559 | exit(2); | |
560 | } | |
561 | strcpy(ident.name, optarg); | |
562 | continue; | |
563 | ||
e0d19036 | 564 | case O(ASSEMBLE,'m'): /* super-minor for array */ |
98c6faba | 565 | if (ident.super_minor != UnSet) { |
cd29a5c8 NB |
566 | fprintf(stderr, Name ": super-minor cannot be set twice. " |
567 | "Second value: %s.\n", optarg); | |
568 | exit(2); | |
569 | } | |
d013a55e NB |
570 | if (strcmp(optarg, "dev")==0) |
571 | ident.super_minor = -2; | |
572 | else { | |
573 | ident.super_minor = strtoul(optarg, &cp, 10); | |
574 | if (!optarg[0] || *cp) { | |
575 | fprintf(stderr, Name ": Bad super-minor number: %s.\n", optarg); | |
576 | exit(2); | |
577 | } | |
cd29a5c8 NB |
578 | } |
579 | continue; | |
580 | ||
5787fa49 NB |
581 | case O(ASSEMBLE,'U'): /* update the superblock */ |
582 | if (update) { | |
583 | fprintf(stderr, Name ": Can only update one aspect of superblock, both %s and %s given.\n", | |
584 | update, optarg); | |
585 | exit(2); | |
586 | } | |
587 | update = optarg; | |
e5329c37 NB |
588 | if (strcmp(update, "sparc2.2")==0) |
589 | continue; | |
5787fa49 NB |
590 | if (strcmp(update, "super-minor") == 0) |
591 | continue; | |
feb716e9 NB |
592 | if (strcmp(update, "summaries")==0) |
593 | continue; | |
e5329c37 NB |
594 | if (strcmp(update, "resync")==0) |
595 | continue; | |
7d99579f NB |
596 | if (strcmp(update, "uuid")==0) |
597 | continue; | |
586ed405 NB |
598 | if (strcmp(update, "byteorder")==0) { |
599 | if (ss) { | |
600 | fprintf(stderr, Name ": must not set metadata type with --update=byteorder.\n"); | |
601 | exit(2); | |
602 | } | |
603 | for(i=0; !ss && superlist[i]; i++) | |
604 | ss = superlist[i]->match_metadata_desc("0.swap"); | |
605 | if (!ss) { | |
606 | fprintf(stderr, Name ": INTERNAL ERROR cannot find 0.swap\n"); | |
607 | exit(2); | |
608 | } | |
609 | ||
610 | continue; | |
611 | } | |
7d99579f | 612 | fprintf(stderr, Name ": '--update %s' invalid. Only 'sparc2.2', 'super-minor', 'uuid', 'resync' or 'summaries' supported\n",update); |
5787fa49 NB |
613 | exit(2); |
614 | ||
e0d19036 | 615 | case O(ASSEMBLE,'c'): /* config file */ |
2d465520 | 616 | case O(MISC, 'c'): |
e0d19036 | 617 | case O(MONITOR,'c'): |
52826846 NB |
618 | if (configfile) { |
619 | fprintf(stderr, Name ": configfile cannot be set twice. " | |
620 | "Second value is %s.\n", optarg); | |
621 | exit(2); | |
622 | } | |
623 | configfile = optarg; | |
624 | /* FIXME possibly check that config file exists. Even parse it */ | |
625 | continue; | |
e0d19036 NB |
626 | case O(ASSEMBLE,'s'): /* scan */ |
627 | case O(MISC,'s'): | |
628 | case O(MONITOR,'s'): | |
52826846 NB |
629 | scan = 1; |
630 | continue; | |
631 | ||
e0d19036 | 632 | case O(MONITOR,'m'): /* mail address */ |
52826846 NB |
633 | if (mailaddr) |
634 | fprintf(stderr, Name ": only specify one mailaddress. %s ignored.\n", | |
635 | optarg); | |
636 | else | |
637 | mailaddr = optarg; | |
638 | continue; | |
639 | ||
e0d19036 | 640 | case O(MONITOR,'p'): /* alert program */ |
52826846 NB |
641 | if (program) |
642 | fprintf(stderr, Name ": only specify one alter program. %s ignored.\n", | |
643 | optarg); | |
644 | else | |
645 | program = optarg; | |
646 | continue; | |
64c4757e | 647 | |
e0d19036 | 648 | case O(MONITOR,'d'): /* delay in seconds */ |
f5e166fe | 649 | case O(GROW, 'd'): |
c82f047c NB |
650 | case O(BUILD,'d'): /* delay for bitmap updates */ |
651 | case O(CREATE,'d'): | |
52826846 NB |
652 | if (delay) |
653 | fprintf(stderr, Name ": only specify delay once. %s ignored.\n", | |
654 | optarg); | |
655 | else { | |
656 | delay = strtol(optarg, &c, 10); | |
657 | if (!optarg[0] || *c || delay<1) { | |
658 | fprintf(stderr, Name ": invalid delay: %s\n", | |
659 | optarg); | |
660 | exit(2); | |
661 | } | |
662 | } | |
663 | continue; | |
d013a55e NB |
664 | case O(MONITOR,'f'): /* daemonise */ |
665 | daemonise = 1; | |
666 | continue; | |
b5e64645 NB |
667 | case O(MONITOR,'i'): /* pid */ |
668 | if (pidfile) | |
669 | fprintf(stderr, Name ": only specify one pid file. %s ignored.\n", | |
670 | optarg); | |
671 | else | |
672 | pidfile = optarg; | |
673 | continue; | |
aa88f531 NB |
674 | case O(MONITOR,'1'): /* oneshot */ |
675 | oneshot = 1; | |
676 | continue; | |
98c6faba NB |
677 | case O(MONITOR,'t'): /* test */ |
678 | test = 1; | |
679 | continue; | |
773135f5 NB |
680 | case O(MONITOR,'y'): /* log messages to syslog */ |
681 | openlog("mdadm", 0, SYSLOG_FACILITY); | |
682 | dosyslog = 1; | |
683 | continue; | |
52826846 NB |
684 | |
685 | /* now the general management options. Some are applicable | |
686 | * to other modes. None have arguments. | |
687 | */ | |
e5329c37 | 688 | case O(GROW,'a'): |
dd0781e5 | 689 | case O(MANAGE,'a'): /* add a drive */ |
52826846 | 690 | devmode = 'a'; |
fe80f49b NB |
691 | re_add = 0; |
692 | continue; | |
693 | case O(MANAGE,6): | |
694 | devmode = 'a'; | |
695 | re_add = 1; | |
52826846 | 696 | continue; |
e0d19036 | 697 | case O(MANAGE,'r'): /* remove a drive */ |
52826846 NB |
698 | devmode = 'r'; |
699 | continue; | |
e0d19036 | 700 | case O(MANAGE,'f'): /* set faulty */ |
52826846 NB |
701 | devmode = 'f'; |
702 | continue; | |
e0d19036 NB |
703 | case O(MANAGE,'R'): |
704 | case O(ASSEMBLE,'R'): | |
705 | case O(BUILD,'R'): | |
706 | case O(CREATE,'R'): /* Run the array */ | |
52826846 NB |
707 | if (runstop < 0) { |
708 | fprintf(stderr, Name ": Cannot both Stop and Run an array\n"); | |
709 | exit(2); | |
710 | } | |
711 | runstop = 1; | |
712 | continue; | |
e0d19036 | 713 | case O(MANAGE,'S'): |
52826846 NB |
714 | if (runstop > 0) { |
715 | fprintf(stderr, Name ": Cannot both Run and Stop an array\n"); | |
716 | exit(2); | |
717 | } | |
718 | runstop = -1; | |
719 | continue; | |
720 | ||
e0d19036 | 721 | case O(MANAGE,'o'): |
52826846 NB |
722 | if (readonly < 0) { |
723 | fprintf(stderr, Name ": Cannot have both readonly and readwrite\n"); | |
724 | exit(2); | |
725 | } | |
726 | readonly = 1; | |
727 | continue; | |
e0d19036 | 728 | case O(MANAGE,'w'): |
52826846 | 729 | if (readonly > 0) { |
e0d19036 | 730 | fprintf(stderr, Name ": Cannot have both readwrite and readonly.\n"); |
52826846 NB |
731 | exit(2); |
732 | } | |
733 | readonly = -1; | |
734 | continue; | |
e0d19036 NB |
735 | |
736 | case O(MISC,'Q'): | |
737 | case O(MISC,'D'): | |
738 | case O(MISC,'E'): | |
739 | case O(MISC,'K'): | |
740 | case O(MISC,'R'): | |
741 | case O(MISC,'S'): | |
c82f047c | 742 | case O(MISC,'X'): |
e0d19036 NB |
743 | case O(MISC,'o'): |
744 | case O(MISC,'w'): | |
745 | if (devmode && devmode != opt && | |
746 | (devmode == 'E' || (opt == 'E' && devmode != 'Q'))) { | |
747 | fprintf(stderr, Name ": --examine/-E cannot be given with -%c\n", | |
748 | devmode =='E'?opt:devmode); | |
749 | exit(2); | |
750 | } | |
751 | devmode = opt; | |
752 | continue; | |
feb716e9 NB |
753 | case O(MISC,'t'): |
754 | test = 1; | |
755 | continue; | |
e0d19036 | 756 | |
bd526cee NB |
757 | case O(MISC, 22): |
758 | if (devmode != 'E') { | |
759 | fprintf(stderr, Name ": --sparc2.2 only allowed with --examine\n"); | |
760 | exit(2); | |
761 | } | |
762 | SparcAdjust = 1; | |
763 | continue; | |
c82f047c NB |
764 | |
765 | case O(ASSEMBLE,'b'): /* here we simply set the bitmap file */ | |
766 | if (!optarg) { | |
767 | fprintf(stderr, Name ": bitmap file needed with -b in --assemble mode\n"); | |
768 | exit(2); | |
769 | } | |
55935d51 NB |
770 | if (strcmp(optarg, "internal")==0) { |
771 | fprintf(stderr, Name ": there is no need to specify --bitmap when assembling arrays with internal bitmaps\n"); | |
772 | continue; | |
773 | } | |
c82f047c NB |
774 | bitmap_fd = open(optarg, O_RDWR); |
775 | if (!*optarg || bitmap_fd < 0) { | |
776 | fprintf(stderr, Name ": cannot open bitmap file %s: %s\n", optarg, strerror(errno)); | |
777 | exit(2); | |
778 | } | |
779 | ident.bitmap_fd = bitmap_fd; /* for Assemble */ | |
780 | continue; | |
f5e166fe NB |
781 | |
782 | case O(GROW,'b'): | |
c82f047c NB |
783 | case O(BUILD,'b'): |
784 | case O(CREATE,'b'): /* here we create the bitmap */ | |
785 | bitmap_file = optarg; | |
786 | continue; | |
787 | ||
f5e166fe | 788 | case O(GROW,4): |
c82f047c NB |
789 | case O(BUILD,4): |
790 | case O(CREATE,4): /* bitmap chunksize */ | |
791 | bitmap_chunk = strtol(optarg, &c, 10); | |
792 | if (!optarg[0] || *c || bitmap_chunk < 0 || | |
793 | bitmap_chunk & (bitmap_chunk - 1)) { | |
794 | fprintf(stderr, Name ": invalid bitmap chunksize: %s\n", | |
795 | optarg); | |
796 | exit(2); | |
797 | } | |
798 | /* convert K to B, chunk of 0K means 512B */ | |
799 | bitmap_chunk = bitmap_chunk ? bitmap_chunk * 1024 : 512; | |
800 | continue; | |
dfd4d8ee NB |
801 | |
802 | case O(BUILD, 5): | |
803 | case O(CREATE, 5): /* write-behind mode */ | |
804 | write_behind = DEFAULT_MAX_WRITE_BEHIND; | |
805 | if (optarg) { | |
806 | write_behind = strtol(optarg, &c, 10); | |
807 | if (write_behind < 0 || *c || | |
808 | write_behind > 16383) { | |
809 | fprintf(stderr, Name ": Invalid value for maximum outstanding write-behind writes: %s.\n\tMust be between 0 and 16383.\n", optarg); | |
810 | exit(2); | |
811 | } | |
812 | } | |
813 | continue; | |
52826846 NB |
814 | } |
815 | /* We have now processed all the valid options. Anything else is | |
816 | * an error | |
817 | */ | |
e0d19036 NB |
818 | fprintf(stderr, Name ": option %c not valid in %s mode\n", |
819 | opt, map_num(modes, mode)); | |
64c4757e | 820 | exit(2); |
52826846 NB |
821 | |
822 | } | |
823 | ||
0320ea45 NB |
824 | if (!mode && devs_found) { |
825 | mode = MISC; | |
826 | devmode = 'Q'; | |
827 | if (devlist->disposition == 0) | |
828 | devlist->disposition = devmode; | |
829 | } | |
52826846 NB |
830 | if (!mode) { |
831 | fputs(Usage, stderr); | |
64c4757e | 832 | exit(2); |
64c4757e | 833 | } |
52826846 NB |
834 | /* Ok, got the option parsing out of the way |
835 | * hopefully it's mostly right but there might be some stuff | |
836 | * missing | |
837 | * | |
e0d19036 | 838 | * That is mosty checked in the per-mode stuff but... |
52826846 NB |
839 | * |
840 | * For @,B,C and A without -s, the first device listed must be an md device | |
841 | * we check that here and open it. | |
64c4757e | 842 | */ |
52826846 | 843 | |
dd0781e5 NB |
844 | if (mode==MANAGE || mode == BUILD || mode == CREATE || mode == GROW || |
845 | (mode == ASSEMBLE && ! scan)) { | |
52826846 NB |
846 | if (devs_found < 1) { |
847 | fprintf(stderr, Name ": an md device must be given in this mode\n"); | |
848 | exit(2); | |
849 | } | |
dd0781e5 NB |
850 | if ((int)ident.super_minor == -2 && autof) { |
851 | fprintf(stderr, Name ": --super-minor=dev is incompatible with --auto\n"); | |
852 | exit(2); | |
853 | } | |
854 | mdfd = open_mddev(devlist->devname, autof); | |
52826846 NB |
855 | if (mdfd < 0) |
856 | exit(1); | |
98c6faba | 857 | if ((int)ident.super_minor == -2) { |
d013a55e NB |
858 | struct stat stb; |
859 | fstat(mdfd, &stb); | |
0df46c2a | 860 | ident.super_minor = minor(stb.st_rdev); |
d013a55e | 861 | } |
64c4757e | 862 | } |
52826846 | 863 | |
e4c4352e NB |
864 | if (raiddisks) { |
865 | if (raiddisks > max_disks) { | |
6fbba4c9 NB |
866 | fprintf(stderr, Name ": invalid number of raid devices: %d\n", |
867 | raiddisks); | |
e4c4352e NB |
868 | exit(2); |
869 | } | |
870 | if (raiddisks == 1 && !force && level != -5) { | |
871 | fprintf(stderr, Name ": '1' is an unusual number of drives for an array, so it is probably\n" | |
872 | " a mistake. If you really mean it you will need to specify --force before\n" | |
873 | " setting the number of drives.\n"); | |
874 | exit(2); | |
875 | } | |
876 | } | |
877 | if (sparedisks) { | |
878 | if ( sparedisks > max_disks - raiddisks) { | |
6fbba4c9 NB |
879 | fprintf(stderr, Name ": invalid number of spare-devices: %d\n", |
880 | sparedisks); | |
e4c4352e NB |
881 | exit(2); |
882 | } | |
883 | } | |
c82f047c | 884 | |
52826846 NB |
885 | rv = 0; |
886 | switch(mode) { | |
e0d19036 | 887 | case MANAGE: |
52826846 NB |
888 | /* readonly, add/remove, readwrite, runstop */ |
889 | if (readonly>0) | |
cd29a5c8 | 890 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 891 | if (!rv && devs_found>1) |
cd29a5c8 | 892 | rv = Manage_subdevs(devlist->devname, mdfd, |
dab6685f | 893 | devlist->next, verbose-quiet); |
52826846 | 894 | if (!rv && readonly < 0) |
cd29a5c8 | 895 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 896 | if (!rv && runstop) |
91f068bf | 897 | rv = Manage_runstop(devlist->devname, mdfd, runstop, 0); |
52826846 | 898 | break; |
e0d19036 | 899 | case ASSEMBLE: |
d013a55e | 900 | if (devs_found == 1 && ident.uuid_set == 0 && |
947fd4dd | 901 | ident.super_minor == UnSet && ident.name[0] == 0 && !scan ) { |
d013a55e NB |
902 | /* Only a device has been given, so get details from config file */ |
903 | mddev_ident_t array_ident = conf_get_ident(configfile, devlist->devname); | |
b5e64645 NB |
904 | if (array_ident == NULL) { |
905 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
906 | devlist->devname); | |
d013a55e | 907 | rv |= 1; |
b5e64645 | 908 | } else { |
1337546d NB |
909 | mdfd = open_mddev(devlist->devname, |
910 | array_ident->autof ? array_ident->autof : autof); | |
b5e64645 | 911 | if (mdfd < 0) |
d013a55e | 912 | rv |= 1; |
b5e64645 | 913 | else { |
f9ce90ba | 914 | rv |= Assemble(ss, devlist->devname, mdfd, array_ident, configfile, |
d013a55e | 915 | NULL, |
dab6685f | 916 | readonly, runstop, update, verbose-quiet, force); |
b5e64645 NB |
917 | close(mdfd); |
918 | } | |
d013a55e NB |
919 | } |
920 | } else if (!scan) | |
f9ce90ba | 921 | rv = Assemble(ss, devlist->devname, mdfd, &ident, configfile, |
cd29a5c8 | 922 | devlist->next, |
dab6685f | 923 | readonly, runstop, update, verbose-quiet, force); |
5787fa49 NB |
924 | else if (devs_found>0) { |
925 | if (update && devs_found > 1) { | |
926 | fprintf(stderr, Name ": can only update a single array at a time\n"); | |
927 | exit(1); | |
928 | } | |
cd29a5c8 NB |
929 | for (dv = devlist ; dv ; dv=dv->next) { |
930 | mddev_ident_t array_ident = conf_get_ident(configfile, dv->devname); | |
52826846 NB |
931 | if (array_ident == NULL) { |
932 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
cd29a5c8 | 933 | dv->devname); |
52826846 NB |
934 | rv |= 1; |
935 | continue; | |
936 | } | |
1337546d NB |
937 | mdfd = open_mddev(dv->devname, |
938 | array_ident->autof ?array_ident->autof : autof); | |
b5e64645 NB |
939 | if (mdfd < 0) { |
940 | rv |= 1; | |
941 | continue; | |
942 | } | |
f9ce90ba | 943 | rv |= Assemble(ss, dv->devname, mdfd, array_ident, configfile, |
cd29a5c8 | 944 | NULL, |
dab6685f | 945 | readonly, runstop, update, verbose-quiet, force); |
b5e64645 | 946 | close(mdfd); |
52826846 | 947 | } |
5787fa49 | 948 | } else { |
52826846 NB |
949 | mddev_ident_t array_list = conf_get_ident(configfile, NULL); |
950 | if (!array_list) { | |
951 | fprintf(stderr, Name ": No arrays found in config file\n"); | |
952 | rv = 1; | |
953 | } else | |
954 | for (; array_list; array_list = array_list->next) { | |
cd29a5c8 | 955 | mdu_array_info_t array; |
1337546d NB |
956 | mdfd = open_mddev(array_list->devname, |
957 | array_list->autof ? array_list->autof : autof); | |
52826846 NB |
958 | if (mdfd < 0) { |
959 | rv |= 1; | |
960 | continue; | |
961 | } | |
cd29a5c8 NB |
962 | if (ioctl(mdfd, GET_ARRAY_INFO, &array)>=0) |
963 | /* already assembled, skip */ | |
43fc1676 NB |
964 | ; |
965 | else | |
f9ce90ba | 966 | rv |= Assemble(ss, array_list->devname, mdfd, |
43fc1676 NB |
967 | array_list, configfile, |
968 | NULL, | |
dab6685f | 969 | readonly, runstop, NULL, verbose-quiet, force); |
43fc1676 | 970 | close(mdfd); |
52826846 NB |
971 | } |
972 | } | |
973 | break; | |
e0d19036 | 974 | case BUILD: |
c82f047c NB |
975 | if (bitmap_chunk == UnSet) bitmap_chunk = DEFAULT_BITMAP_CHUNK; |
976 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; | |
dfd4d8ee NB |
977 | if (write_behind && !bitmap_file) { |
978 | fprintf(stderr, Name ": write-behind mode requires a bitmap.\n"); | |
979 | rv = 1; | |
980 | break; | |
981 | } | |
982 | ||
c82f047c | 983 | if (bitmap_file) { |
55935d51 NB |
984 | if (strcmp(bitmap_file, "internal")==0) { |
985 | fprintf(stderr, Name ": 'internal' bitmaps not supported with --build\n"); | |
986 | rv |= 1; | |
987 | break; | |
988 | } | |
c82f047c NB |
989 | } |
990 | rv = Build(devlist->devname, mdfd, chunk, level, layout, | |
991 | raiddisks, devlist->next, assume_clean, | |
dab6685f | 992 | bitmap_file, bitmap_chunk, write_behind, delay, verbose-quiet); |
52826846 | 993 | break; |
e0d19036 | 994 | case CREATE: |
c82f047c | 995 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; |
dfd4d8ee NB |
996 | if (write_behind && !bitmap_file) { |
997 | fprintf(stderr, Name ": write-behind mode requires a bitmap.\n"); | |
998 | rv = 1; | |
999 | break; | |
1000 | } | |
f9ce90ba | 1001 | if (ss == NULL) { |
82d9eba6 NB |
1002 | for(i=0; !ss && superlist[i]; i++) |
1003 | ss = superlist[i]->match_metadata_desc("default"); | |
f9ce90ba NB |
1004 | } |
1005 | if (!ss) { | |
1006 | fprintf(stderr, Name ": internal error - no default metadata style\n"); | |
1007 | exit(2); | |
1008 | } | |
1009 | ||
1010 | rv = Create(ss, devlist->devname, mdfd, chunk, level, layout, size<0 ? 0 : size, | |
947fd4dd | 1011 | raiddisks, sparedisks, ident.name, |
47d79ef8 | 1012 | devs_found-1, devlist->next, runstop, verbose-quiet, force, assume_clean, |
dfd4d8ee | 1013 | bitmap_file, bitmap_chunk, write_behind, delay); |
52826846 | 1014 | break; |
e0d19036 NB |
1015 | case MISC: |
1016 | ||
1017 | if (devmode == 'E') { | |
1018 | if (devlist == NULL && !scan) { | |
1019 | fprintf(stderr, Name ": No devices to examine\n"); | |
1020 | exit(2); | |
1021 | } | |
1022 | if (devlist == NULL) | |
1023 | devlist = conf_get_devs(configfile); | |
1024 | if (devlist == NULL) { | |
c913b90e | 1025 | fprintf(stderr, Name ": No devices listed in %s\n", configfile?configfile:DefaultConfFile); |
e0d19036 NB |
1026 | exit(1); |
1027 | } | |
22892d56 | 1028 | rv = Examine(devlist, scan?(verbose>1?0:verbose+1):brief, scan, SparcAdjust, ss); |
e0d19036 NB |
1029 | } else { |
1030 | if (devlist == NULL) { | |
91f068bf NB |
1031 | if (devmode=='D' && scan) { |
1032 | /* apply --detail to all devices in /proc/mdstat */ | |
dd0781e5 | 1033 | struct mdstat_ent *ms = mdstat_read(0); |
e0d19036 NB |
1034 | struct mdstat_ent *e; |
1035 | for (e=ms ; e ; e=e->next) { | |
1036 | char *name = get_md_name(e->devnum); | |
1037 | ||
1038 | if (!name) { | |
1039 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
1040 | e->dev); | |
1041 | continue; | |
1042 | } | |
22892d56 | 1043 | rv |= Detail(name, verbose>1?0:verbose+1, test); |
91f068bf NB |
1044 | put_md_name(name); |
1045 | } | |
1046 | } else if (devmode == 'S' && scan) { | |
1047 | /* apply --stop to all devices in /proc/mdstat */ | |
1048 | /* Due to possible stacking of devices, repeat until | |
1049 | * nothing more can be stopped | |
1050 | */ | |
1051 | int progress=1, err; | |
1052 | int last = 0; | |
1053 | do { | |
1054 | struct mdstat_ent *ms = mdstat_read(0); | |
1055 | struct mdstat_ent *e; | |
1056 | ||
1057 | if (!progress) last = 1; | |
1058 | progress = 0; err = 0; | |
1059 | for (e=ms ; e ; e=e->next) { | |
1060 | char *name = get_md_name(e->devnum); | |
1061 | ||
1062 | if (!name) { | |
1063 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
1064 | e->dev); | |
1065 | continue; | |
1066 | } | |
dd0781e5 | 1067 | mdfd = open_mddev(name, 0); |
43fc1676 | 1068 | if (mdfd >= 0) { |
91f068bf NB |
1069 | if (Manage_runstop(name, mdfd, -1, !last)) |
1070 | err = 1; | |
1071 | else | |
1072 | progress = 1; | |
43fc1676 NB |
1073 | close(mdfd); |
1074 | } | |
91f068bf NB |
1075 | |
1076 | put_md_name(name); | |
e0d19036 | 1077 | } |
91f068bf | 1078 | } while (!last && err); |
f9c25f1d | 1079 | if (err) rv |= 1; |
91f068bf | 1080 | } else { |
e0d19036 NB |
1081 | fprintf(stderr, Name ": No devices given.\n"); |
1082 | exit(2); | |
1083 | } | |
1084 | } | |
1085 | for (dv=devlist ; dv; dv=dv->next) { | |
1086 | switch(dv->disposition) { | |
1087 | case 'D': | |
22892d56 | 1088 | rv |= Detail(dv->devname, brief?1+verbose:0, test); continue; |
e0d19036 NB |
1089 | case 'K': /* Zero superblock */ |
1090 | rv |= Kill(dv->devname, force); continue; | |
1091 | case 'Q': | |
1092 | rv |= Query(dv->devname); continue; | |
c82f047c | 1093 | case 'X': |
55935d51 | 1094 | rv |= ExamineBitmap(dv->devname, brief, ss); continue; |
e0d19036 | 1095 | } |
dd0781e5 | 1096 | mdfd = open_mddev(dv->devname, 0); |
43fc1676 | 1097 | if (mdfd>=0) { |
e0d19036 NB |
1098 | switch(dv->disposition) { |
1099 | case 'R': | |
91f068bf | 1100 | rv |= Manage_runstop(dv->devname, mdfd, 1, 0); break; |
e0d19036 | 1101 | case 'S': |
91f068bf | 1102 | rv |= Manage_runstop(dv->devname, mdfd, -1, 0); break; |
e0d19036 NB |
1103 | case 'o': |
1104 | rv |= Manage_ro(dv->devname, mdfd, 1); break; | |
1105 | case 'w': | |
1106 | rv |= Manage_ro(dv->devname, mdfd, -1); break; | |
1107 | } | |
43fc1676 | 1108 | close(mdfd); |
7f48e210 NB |
1109 | } else |
1110 | rv |= 1; | |
e0d19036 | 1111 | } |
cd29a5c8 | 1112 | } |
9a9dab36 | 1113 | break; |
e0d19036 | 1114 | case MONITOR: |
e0d19036 NB |
1115 | if (!devlist && !scan) { |
1116 | fprintf(stderr, Name ": Cannot monitor: need --scan or at least one device\n"); | |
1117 | rv = 1; | |
1118 | break; | |
1119 | } | |
b5e64645 NB |
1120 | if (pidfile && !daemonise) { |
1121 | fprintf(stderr, Name ": Cannot write a pid file when not in daemon mode\n"); | |
1122 | rv = 1; | |
1123 | break; | |
1124 | } | |
d013a55e | 1125 | rv= Monitor(devlist, mailaddr, program, |
773135f5 NB |
1126 | delay?delay:60, daemonise, scan, oneshot, |
1127 | dosyslog, configfile, test, pidfile); | |
9a9dab36 | 1128 | break; |
dd0781e5 NB |
1129 | |
1130 | case GROW: | |
1131 | if (devs_found > 1) { | |
e5329c37 NB |
1132 | |
1133 | /* must be '-a'. */ | |
1134 | if (size >= 0 || raiddisks) { | |
1135 | fprintf(stderr, Name ": --size, --raiddisks, and --add are exclusing in --grow mode\n"); | |
1136 | rv = 1; | |
1137 | break; | |
1138 | } | |
1139 | for (dv=devlist->next; dv ; dv=dv->next) { | |
1140 | rv = Grow_Add_device(devlist->devname, mdfd, dv->devname); | |
1141 | if (rv) | |
1142 | break; | |
1143 | } | |
f5e166fe NB |
1144 | } else if ((size >= 0) + (raiddisks != 0) + (layout != UnSet) + (bitmap_file != NULL)> 1) { |
1145 | fprintf(stderr, Name ": can change at most one of size, raiddisks, bitmap, and layout\n"); | |
dd0781e5 NB |
1146 | rv = 1; |
1147 | break; | |
b5e64645 NB |
1148 | } else if (layout != UnSet) |
1149 | rv = Manage_reconfig(devlist->devname, mdfd, layout); | |
1150 | else if (size >= 0 || raiddisks) | |
e5329c37 | 1151 | rv = Manage_resize(devlist->devname, mdfd, size, raiddisks); |
f5e166fe NB |
1152 | else if (bitmap_file) { |
1153 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; | |
1154 | rv = Grow_addbitmap(devlist->devname, mdfd, bitmap_file, | |
dfd4d8ee | 1155 | bitmap_chunk, delay, write_behind); |
f5e166fe | 1156 | } else |
b5e64645 | 1157 | fprintf(stderr, Name ": no changes to --grow\n"); |
dd0781e5 | 1158 | break; |
64c4757e | 1159 | } |
52826846 | 1160 | exit(rv); |
64c4757e | 1161 | } |