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1 | /* | |
2 | * mdadm - manage Linux "md" devices aka RAID arrays. | |
3 | * | |
4 | * Copyright (C) 2001-2002 Neil Brown <neilb@cse.unsw.edu.au> | |
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 | |
28 | */ | |
29 | ||
30 | #include "mdadm.h" | |
31 | #include "md_p.h" | |
32 | ||
33 | int open_mddev(char *dev) | |
34 | { | |
35 | int mdfd = open(dev, O_RDWR, 0); | |
36 | if (mdfd < 0) | |
37 | fprintf(stderr, Name ": error opening %s: %s\n", | |
38 | dev, strerror(errno)); | |
39 | else if (md_get_version(mdfd) <= 0) { | |
40 | fprintf(stderr, Name ": %s does not appear to be an md device\n", | |
41 | dev); | |
42 | close(mdfd); | |
43 | mdfd = -1; | |
44 | } | |
45 | return mdfd; | |
46 | } | |
47 | ||
48 | ||
49 | ||
50 | int main(int argc, char *argv[]) | |
51 | { | |
52 | int mode = 0; | |
53 | int opt; | |
54 | int option_index; | |
55 | char *help_text; | |
56 | char *c; | |
57 | int rv; | |
58 | ||
59 | int chunk = 0; | |
60 | int size = 0; | |
61 | int level = -10; | |
62 | int layout = -1; | |
63 | int raiddisks = 0; | |
64 | int sparedisks = 0; | |
65 | struct mddev_ident_s ident; | |
66 | char *configfile = NULL; | |
67 | char *cp; | |
68 | int scan = 0; | |
69 | char devmode = 0; | |
70 | int runstop = 0; | |
71 | int readonly = 0; | |
72 | mddev_dev_t devlist = NULL; | |
73 | mddev_dev_t *devlistend = & devlist; | |
74 | mddev_dev_t dv; | |
75 | int devs_found = 0; | |
76 | int verbose = 0; | |
77 | int brief = 0; | |
78 | int force = 0; | |
79 | ||
80 | char *mailaddr = NULL; | |
81 | char *program = NULL; | |
82 | int delay = 0; | |
83 | ||
84 | int mdfd = -1; | |
85 | ||
86 | ident.uuid_set=0; | |
87 | ident.level = -10; | |
88 | ident.raid_disks = -1; | |
89 | ident.super_minor= -1; | |
90 | ident.devices=0; | |
91 | ||
92 | while ((option_index = -1) , | |
93 | (opt=getopt_long(argc, argv, | |
94 | short_options, long_options, | |
95 | &option_index)) != -1) { | |
96 | int newmode = mode; | |
97 | /* firstly, so mode-independant options */ | |
98 | switch(opt) { | |
99 | case 'h': | |
100 | help_text = Help; | |
101 | switch (mode) { | |
102 | case ASSEMBLE : help_text = Help_assemble; break; | |
103 | case BUILD : help_text = Help_build; break; | |
104 | case CREATE : help_text = Help_create; break; | |
105 | case MANAGE : help_text = Help_manage; break; | |
106 | case MISC : help_text = Help_misc; break; | |
107 | case MONITOR : help_text = Help_monitor; break; | |
108 | } | |
109 | fputs(help_text,stderr); | |
110 | exit(0); | |
111 | ||
112 | case 'V': | |
113 | fputs(Version, stderr); | |
114 | exit(0); | |
115 | ||
116 | case 'v': verbose = 1; | |
117 | continue; | |
118 | ||
119 | case 'b': brief = 1; | |
120 | continue; | |
121 | ||
122 | case ':': | |
123 | case '?': | |
124 | fputs(Usage, stderr); | |
125 | exit(2); | |
126 | } | |
127 | /* second, figure out the mode. | |
128 | * Some options force the mode. Others | |
129 | * set the mode if it isn't already | |
130 | */ | |
131 | ||
132 | switch(opt) { | |
133 | case '@': /* just incase they say --manage */ | |
134 | newmode = MANAGE; break; | |
135 | case 'a': | |
136 | case 'r': | |
137 | case 'f': | |
138 | case 1 : if (!mode) newmode = MANAGE; break; | |
139 | ||
140 | case 'A': newmode = ASSEMBLE; break; | |
141 | case 'B': newmode = BUILD; break; | |
142 | case 'C': newmode = CREATE; break; | |
143 | case 'F': newmode = MONITOR;break; | |
144 | ||
145 | case '#': | |
146 | case 'D': | |
147 | case 'E': | |
148 | case 'Q': newmode = MISC; break; | |
149 | case 'R': | |
150 | case 'S': | |
151 | case 'o': | |
152 | case 'w': | |
153 | case 'K': if (!mode) newmode = MISC; break; | |
154 | } | |
155 | if (mode && newmode == mode) { | |
156 | /* everybody happy ! */ | |
157 | } else if (mode && newmode != mode) { | |
158 | /* not allowed.. */ | |
159 | fprintf(stderr, Name ": "); | |
160 | if (option_index >= 0) | |
161 | fprintf(stderr, "--%s", long_options[option_index].name); | |
162 | else | |
163 | fprintf(stderr, "-%c", opt); | |
164 | fprintf(stderr, " would set mode to %s, but it is already %s.\n", | |
165 | map_num(modes, newmode), | |
166 | map_num(modes, mode)); | |
167 | exit(2); | |
168 | } else if (!mode && newmode) { | |
169 | mode = newmode; | |
170 | } else { | |
171 | /* special case of -c --help */ | |
172 | if (opt == 'c' && | |
173 | ( strncmp(optarg, "--h", 3)==0 || | |
174 | strncmp(optarg, "-h", 2)==0)) { | |
175 | fputs(Help_config, stderr); | |
176 | exit(0); | |
177 | } | |
178 | if (option_index >= 0) | |
179 | fprintf(stderr, "--%s", long_options[option_index].name); | |
180 | else | |
181 | fprintf(stderr, "-%c", opt); | |
182 | fprintf(stderr, " does not set the mode, and so cannot be first.\n"); | |
183 | exit(2); | |
184 | } | |
185 | ||
186 | /* if we just set the mode, then done */ | |
187 | switch(opt) { | |
188 | case '@': | |
189 | case '#': | |
190 | case 'A': | |
191 | case 'B': | |
192 | case 'C': | |
193 | case 'F': | |
194 | continue; | |
195 | } | |
196 | if (opt == 1) { | |
197 | /* an undecorated option - must be a device name. | |
198 | */ | |
199 | if (devs_found > 0 && mode == '@' && !devmode) { | |
200 | fprintf(stderr, Name ": Must give on of -a/-r/-f for subsequent devices at %s\n", optarg); | |
201 | exit(2); | |
202 | } | |
203 | dv = malloc(sizeof(*dv)); | |
204 | if (dv == NULL) { | |
205 | fprintf(stderr, Name ": malloc failed\n"); | |
206 | exit(3); | |
207 | } | |
208 | dv->devname = optarg; | |
209 | dv->disposition = devmode; | |
210 | dv->next = NULL; | |
211 | *devlistend = dv; | |
212 | devlistend = &dv->next; | |
213 | ||
214 | devs_found++; | |
215 | continue; | |
216 | } | |
217 | ||
218 | /* We've got a mode, and opt is now something else which | |
219 | * could depend on the mode */ | |
220 | #define O(a,b) ((a<<8)|b) | |
221 | switch (O(mode,opt)) { | |
222 | case O(CREATE,'c'): | |
223 | case O(BUILD,'c'): /* chunk or rounding */ | |
224 | if (chunk) { | |
225 | fprintf(stderr, Name ": chunk/rounding may only be specified once. " | |
226 | "Second value is %s.\n", optarg); | |
227 | exit(2); | |
228 | } | |
229 | chunk = strtol(optarg, &c, 10); | |
230 | if (!optarg[0] || *c || chunk<4 || ((chunk-1)&chunk)) { | |
231 | fprintf(stderr, Name ": invalid chunk/rounding value: %s\n", | |
232 | optarg); | |
233 | exit(2); | |
234 | } | |
235 | continue; | |
236 | ||
237 | case O(CREATE,'z'): /* size */ | |
238 | if (size) { | |
239 | fprintf(stderr, Name ": size may only be specified once. " | |
240 | "Second value is %s.\n", optarg); | |
241 | exit(2); | |
242 | } | |
243 | size = strtol(optarg, &c, 10); | |
244 | if (!optarg[0] || *c || size < 4) { | |
245 | fprintf(stderr, Name ": invalid size: %s\n", | |
246 | optarg); | |
247 | exit(2); | |
248 | } | |
249 | continue; | |
250 | ||
251 | case O(CREATE,'l'): | |
252 | case O(BUILD,'l'): /* set raid level*/ | |
253 | if (level != -10) { | |
254 | fprintf(stderr, Name ": raid level may only be set once. " | |
255 | "Second value is %s.\n", optarg); | |
256 | exit(2); | |
257 | } | |
258 | level = map_name(pers, optarg); | |
259 | if (level == -10) { | |
260 | fprintf(stderr, Name ": invalid raid level: %s\n", | |
261 | optarg); | |
262 | exit(2); | |
263 | } | |
264 | if (level != 0 && level != -1 && mode == BUILD) { | |
265 | fprintf(stderr, Name ": Raid level %s not permitted with --build.\n", | |
266 | optarg); | |
267 | exit(2); | |
268 | } | |
269 | if (sparedisks > 0 && level < 1 && level >= -1) { | |
270 | fprintf(stderr, Name ": raid level %s is incompatible with spare-devices setting.\n", | |
271 | optarg); | |
272 | exit(2); | |
273 | } | |
274 | ident.level = level; | |
275 | continue; | |
276 | ||
277 | case O(CREATE,'p'): /* raid5 layout */ | |
278 | if (layout >= 0) { | |
279 | fprintf(stderr,Name ": layout may only be sent once. " | |
280 | "Second value was %s\n", optarg); | |
281 | exit(2); | |
282 | } | |
283 | switch(level) { | |
284 | default: | |
285 | fprintf(stderr, Name ": layout not meaningful for %s arrays.\n", | |
286 | map_num(pers, level)); | |
287 | exit(2); | |
288 | case -10: | |
289 | fprintf(stderr, Name ": raid level must be given before layout.\n"); | |
290 | exit(2); | |
291 | ||
292 | case 5: | |
293 | layout = map_name(r5layout, optarg); | |
294 | if (layout==-10) { | |
295 | fprintf(stderr, Name ": layout %s not understood for raid5.\n", | |
296 | optarg); | |
297 | exit(2); | |
298 | } | |
299 | break; | |
300 | } | |
301 | continue; | |
302 | ||
303 | case O(CREATE,'n'): | |
304 | case O(BUILD,'n'): /* number of raid disks */ | |
305 | if (raiddisks) { | |
306 | fprintf(stderr, Name ": raid-devices set twice: %d and %s\n", | |
307 | raiddisks, optarg); | |
308 | exit(2); | |
309 | } | |
310 | raiddisks = strtol(optarg, &c, 10); | |
311 | if (!optarg[0] || *c || raiddisks<=0 || raiddisks > MD_SB_DISKS) { | |
312 | fprintf(stderr, Name ": invalid number of raid devices: %s\n", | |
313 | optarg); | |
314 | exit(2); | |
315 | } | |
316 | ident.raid_disks = raiddisks; | |
317 | continue; | |
318 | ||
319 | case O(CREATE,'x'): /* number of spare (eXtra) discs */ | |
320 | if (sparedisks) { | |
321 | fprintf(stderr,Name ": spare-devices set twice: %d and %s\n", | |
322 | sparedisks, optarg); | |
323 | exit(2); | |
324 | } | |
325 | if (level > -10 && level <= 0 && level >= -1) { | |
326 | fprintf(stderr, Name ": spare-devices setting is incompatible with raid level %d\n", | |
327 | level); | |
328 | exit(2); | |
329 | } | |
330 | sparedisks = strtol(optarg, &c, 10); | |
331 | if (!optarg[0] || *c || sparedisks < 0 || sparedisks > MD_SB_DISKS - raiddisks) { | |
332 | fprintf(stderr, Name ": invalid number of spare-devices: %s\n", | |
333 | optarg); | |
334 | exit(2); | |
335 | } | |
336 | continue; | |
337 | case O(CREATE,'f'): /* force honouring of device list */ | |
338 | case O(ASSEMBLE,'f'): /* force assembly */ | |
339 | case O(MISC,'f'): /* force zero */ | |
340 | force=1; | |
341 | continue; | |
342 | ||
343 | /* now for the Assemble options */ | |
344 | case O(ASSEMBLE,'u'): /* uuid of array */ | |
345 | if (ident.uuid_set) { | |
346 | fprintf(stderr, Name ": uuid cannot be set twice. " | |
347 | "Second value %s.\n", optarg); | |
348 | exit(2); | |
349 | } | |
350 | if (parse_uuid(optarg, ident.uuid)) | |
351 | ident.uuid_set = 1; | |
352 | else { | |
353 | fprintf(stderr,Name ": Bad uuid: %s\n", optarg); | |
354 | exit(2); | |
355 | } | |
356 | continue; | |
357 | ||
358 | case O(ASSEMBLE,'m'): /* super-minor for array */ | |
359 | if (ident.super_minor >= 0) { | |
360 | fprintf(stderr, Name ": super-minor cannot be set twice. " | |
361 | "Second value: %s.\n", optarg); | |
362 | exit(2); | |
363 | } | |
364 | ident.super_minor = strtoul(optarg, &cp, 10); | |
365 | if (!optarg[0] || *cp) { | |
366 | fprintf(stderr, Name ": Bad super-minor number: %s.\n", optarg); | |
367 | exit(2); | |
368 | } | |
369 | continue; | |
370 | ||
371 | case O(ASSEMBLE,'c'): /* config file */ | |
372 | case O(MISC, 'c'): | |
373 | case O(MONITOR,'c'): | |
374 | if (configfile) { | |
375 | fprintf(stderr, Name ": configfile cannot be set twice. " | |
376 | "Second value is %s.\n", optarg); | |
377 | exit(2); | |
378 | } | |
379 | configfile = optarg; | |
380 | /* FIXME possibly check that config file exists. Even parse it */ | |
381 | continue; | |
382 | case O(ASSEMBLE,'s'): /* scan */ | |
383 | case O(MISC,'s'): | |
384 | case O(MONITOR,'s'): | |
385 | scan = 1; | |
386 | continue; | |
387 | ||
388 | case O(MONITOR,'m'): /* mail address */ | |
389 | if (mailaddr) | |
390 | fprintf(stderr, Name ": only specify one mailaddress. %s ignored.\n", | |
391 | optarg); | |
392 | else | |
393 | mailaddr = optarg; | |
394 | continue; | |
395 | ||
396 | case O(MONITOR,'p'): /* alert program */ | |
397 | if (program) | |
398 | fprintf(stderr, Name ": only specify one alter program. %s ignored.\n", | |
399 | optarg); | |
400 | else | |
401 | program = optarg; | |
402 | continue; | |
403 | ||
404 | case O(MONITOR,'d'): /* delay in seconds */ | |
405 | if (delay) | |
406 | fprintf(stderr, Name ": only specify delay once. %s ignored.\n", | |
407 | optarg); | |
408 | else { | |
409 | delay = strtol(optarg, &c, 10); | |
410 | if (!optarg[0] || *c || delay<1) { | |
411 | fprintf(stderr, Name ": invalid delay: %s\n", | |
412 | optarg); | |
413 | exit(2); | |
414 | } | |
415 | } | |
416 | continue; | |
417 | ||
418 | ||
419 | /* now the general management options. Some are applicable | |
420 | * to other modes. None have arguments. | |
421 | */ | |
422 | case O(MANAGE,'a'): | |
423 | case O(CREATE,'a'): | |
424 | case O(BUILD,'a'): | |
425 | case O(ASSEMBLE,'a'): /* add a drive */ | |
426 | devmode = 'a'; | |
427 | continue; | |
428 | case O(MANAGE,'r'): /* remove a drive */ | |
429 | devmode = 'r'; | |
430 | continue; | |
431 | case O(MANAGE,'f'): /* set faulty */ | |
432 | devmode = 'f'; | |
433 | continue; | |
434 | case O(MANAGE,'R'): | |
435 | case O(ASSEMBLE,'R'): | |
436 | case O(BUILD,'R'): | |
437 | case O(CREATE,'R'): /* Run the array */ | |
438 | if (runstop < 0) { | |
439 | fprintf(stderr, Name ": Cannot both Stop and Run an array\n"); | |
440 | exit(2); | |
441 | } | |
442 | runstop = 1; | |
443 | continue; | |
444 | case O(MANAGE,'S'): | |
445 | if (runstop > 0) { | |
446 | fprintf(stderr, Name ": Cannot both Run and Stop an array\n"); | |
447 | exit(2); | |
448 | } | |
449 | runstop = -1; | |
450 | continue; | |
451 | ||
452 | case O(MANAGE,'o'): | |
453 | if (readonly < 0) { | |
454 | fprintf(stderr, Name ": Cannot have both readonly and readwrite\n"); | |
455 | exit(2); | |
456 | } | |
457 | readonly = 1; | |
458 | continue; | |
459 | case O(MANAGE,'w'): | |
460 | if (readonly > 0) { | |
461 | fprintf(stderr, Name ": Cannot have both readwrite and readonly.\n"); | |
462 | exit(2); | |
463 | } | |
464 | readonly = -1; | |
465 | continue; | |
466 | ||
467 | case O(MISC,'Q'): | |
468 | case O(MISC,'D'): | |
469 | case O(MISC,'E'): | |
470 | case O(MISC,'K'): | |
471 | case O(MISC,'R'): | |
472 | case O(MISC,'S'): | |
473 | case O(MISC,'o'): | |
474 | case O(MISC,'w'): | |
475 | if (devmode && devmode != opt && | |
476 | (devmode == 'E' || (opt == 'E' && devmode != 'Q'))) { | |
477 | fprintf(stderr, Name ": --examine/-E cannot be given with -%c\n", | |
478 | devmode =='E'?opt:devmode); | |
479 | exit(2); | |
480 | } | |
481 | devmode = opt; | |
482 | continue; | |
483 | ||
484 | } | |
485 | /* We have now processed all the valid options. Anything else is | |
486 | * an error | |
487 | */ | |
488 | fprintf(stderr, Name ": option %c not valid in %s mode\n", | |
489 | opt, map_num(modes, mode)); | |
490 | exit(2); | |
491 | ||
492 | } | |
493 | ||
494 | if (!mode) { | |
495 | fputs(Usage, stderr); | |
496 | exit(2); | |
497 | } | |
498 | /* Ok, got the option parsing out of the way | |
499 | * hopefully it's mostly right but there might be some stuff | |
500 | * missing | |
501 | * | |
502 | * That is mosty checked in the per-mode stuff but... | |
503 | * | |
504 | * For @,B,C and A without -s, the first device listed must be an md device | |
505 | * we check that here and open it. | |
506 | */ | |
507 | ||
508 | if (mode==MANAGE || mode == BUILD || mode == CREATE || (mode == ASSEMBLE && ! scan)) { | |
509 | if (devs_found < 1) { | |
510 | fprintf(stderr, Name ": an md device must be given in this mode\n"); | |
511 | exit(2); | |
512 | } | |
513 | mdfd = open_mddev(devlist->devname); | |
514 | if (mdfd < 0) | |
515 | exit(1); | |
516 | } | |
517 | ||
518 | rv = 0; | |
519 | switch(mode) { | |
520 | case MANAGE: | |
521 | /* readonly, add/remove, readwrite, runstop */ | |
522 | if (readonly>0) | |
523 | rv = Manage_ro(devlist->devname, mdfd, readonly); | |
524 | if (!rv && devs_found>1) | |
525 | rv = Manage_subdevs(devlist->devname, mdfd, | |
526 | devlist->next); | |
527 | if (!rv && readonly < 0) | |
528 | rv = Manage_ro(devlist->devname, mdfd, readonly); | |
529 | if (!rv && runstop) | |
530 | rv = Manage_runstop(devlist->devname, mdfd, runstop); | |
531 | break; | |
532 | case ASSEMBLE: | |
533 | if (!scan) | |
534 | rv = Assemble(devlist->devname, mdfd, &ident, configfile, | |
535 | devlist->next, | |
536 | readonly, runstop, verbose, force); | |
537 | else if (devs_found>0) | |
538 | for (dv = devlist ; dv ; dv=dv->next) { | |
539 | mddev_ident_t array_ident = conf_get_ident(configfile, dv->devname); | |
540 | mdfd = open_mddev(dv->devname); | |
541 | if (mdfd < 0) { | |
542 | rv |= 1; | |
543 | continue; | |
544 | } | |
545 | if (array_ident == NULL) { | |
546 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
547 | dv->devname); | |
548 | rv |= 1; | |
549 | continue; | |
550 | } | |
551 | rv |= Assemble(dv->devname, mdfd, array_ident, configfile, | |
552 | NULL, | |
553 | readonly, runstop, verbose, force); | |
554 | } | |
555 | else { | |
556 | mddev_ident_t array_list = conf_get_ident(configfile, NULL); | |
557 | if (!array_list) { | |
558 | fprintf(stderr, Name ": No arrays found in config file\n"); | |
559 | rv = 1; | |
560 | } else | |
561 | for (; array_list; array_list = array_list->next) { | |
562 | mdu_array_info_t array; | |
563 | mdfd = open_mddev(array_list->devname); | |
564 | if (mdfd < 0) { | |
565 | rv |= 1; | |
566 | continue; | |
567 | } | |
568 | if (ioctl(mdfd, GET_ARRAY_INFO, &array)>=0) | |
569 | /* already assembled, skip */ | |
570 | continue; | |
571 | rv |= Assemble(array_list->devname, mdfd, | |
572 | array_list, configfile, | |
573 | NULL, | |
574 | readonly, runstop, verbose, force); | |
575 | } | |
576 | } | |
577 | break; | |
578 | case BUILD: | |
579 | rv = Build(devlist->devname, mdfd, chunk, level, raiddisks, devlist->next); | |
580 | break; | |
581 | case CREATE: | |
582 | rv = Create(devlist->devname, mdfd, chunk, level, layout, size, | |
583 | raiddisks, sparedisks, | |
584 | devs_found-1, devlist->next, runstop, verbose, force); | |
585 | break; | |
586 | case MISC: | |
587 | ||
588 | if (devmode == 'E') { | |
589 | if (devlist == NULL && !scan) { | |
590 | fprintf(stderr, Name ": No devices to examine\n"); | |
591 | exit(2); | |
592 | } | |
593 | if (devlist == NULL) | |
594 | devlist = conf_get_devs(configfile); | |
595 | if (devlist == NULL) { | |
596 | fprintf(stderr, Name ": No devices listed in %s\n", configfile?configfile:DefaultConfFile); | |
597 | exit(1); | |
598 | } | |
599 | rv = Examine(devlist, scan?!verbose:brief, scan); | |
600 | } else { | |
601 | if (devlist == NULL) { | |
602 | if ((devmode == 'S' ||devmode=='D') && scan) { | |
603 | /* apply to all devices in /proc/mdstat */ | |
604 | struct mdstat_ent *ms = mdstat_read(); | |
605 | struct mdstat_ent *e; | |
606 | for (e=ms ; e ; e=e->next) { | |
607 | char *name = get_md_name(e->devnum); | |
608 | ||
609 | if (!name) { | |
610 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
611 | e->dev); | |
612 | continue; | |
613 | } | |
614 | if (devmode == 'D') | |
615 | rv |= Detail(name, !verbose); | |
616 | else if (devmode=='S') { | |
617 | mdfd = open_mddev(name); | |
618 | if (mdfd >= 0) | |
619 | rv |= Manage_runstop(name, mdfd, -1); | |
620 | } | |
621 | put_md_name(name); | |
622 | } | |
623 | } else { | |
624 | fprintf(stderr, Name ": No devices given.\n"); | |
625 | exit(2); | |
626 | } | |
627 | } | |
628 | for (dv=devlist ; dv; dv=dv->next) { | |
629 | switch(dv->disposition) { | |
630 | case 'D': | |
631 | rv |= Detail(dv->devname, brief); continue; | |
632 | case 'K': /* Zero superblock */ | |
633 | rv |= Kill(dv->devname, force); continue; | |
634 | case 'Q': | |
635 | rv |= Query(dv->devname); continue; | |
636 | } | |
637 | mdfd = open_mddev(dv->devname); | |
638 | if (mdfd>=0) | |
639 | switch(dv->disposition) { | |
640 | case 'R': | |
641 | rv |= Manage_runstop(dv->devname, mdfd, 1); break; | |
642 | case 'S': | |
643 | rv |= Manage_runstop(dv->devname, mdfd, -1); break; | |
644 | case 'o': | |
645 | rv |= Manage_ro(dv->devname, mdfd, 1); break; | |
646 | case 'w': | |
647 | rv |= Manage_ro(dv->devname, mdfd, -1); break; | |
648 | } | |
649 | } | |
650 | } | |
651 | break; | |
652 | case MONITOR: | |
653 | /* | |
654 | if (!devlist && !scan) { | |
655 | fprintf(stderr, Name ": Cannot monitor: need --scan or at least one device\n"); | |
656 | rv = 1; | |
657 | break; | |
658 | } | |
659 | */ rv= Monitor(devlist, mailaddr, program, | |
660 | delay?delay:60, scan, configfile); | |
661 | break; | |
662 | } | |
663 | exit(rv); | |
664 | } |