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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 | * |
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 | |
28 | */ | |
29 | ||
9a9dab36 | 30 | #include "mdadm.h" |
64c4757e | 31 | #include "md_p.h" |
dd0781e5 | 32 | #include <ctype.h> |
64c4757e | 33 | |
dd0781e5 | 34 | |
52826846 NB |
35 | |
36 | int main(int argc, char *argv[]) | |
37 | { | |
e0d19036 | 38 | int mode = 0; |
52826846 | 39 | int opt; |
e0d19036 | 40 | int option_index; |
52826846 NB |
41 | char *help_text; |
42 | char *c; | |
43 | int rv; | |
52826846 NB |
44 | |
45 | int chunk = 0; | |
dd0781e5 | 46 | int size = -1; |
98c6faba NB |
47 | int level = UnSet; |
48 | int layout = UnSet; | |
52826846 NB |
49 | int raiddisks = 0; |
50 | int sparedisks = 0; | |
51 | struct mddev_ident_s ident; | |
52 | char *configfile = NULL; | |
cd29a5c8 | 53 | char *cp; |
5787fa49 | 54 | char *update = NULL; |
52826846 NB |
55 | int scan = 0; |
56 | char devmode = 0; | |
57 | int runstop = 0; | |
58 | int readonly = 0; | |
bd526cee | 59 | int SparcAdjust = 0; |
cd29a5c8 NB |
60 | mddev_dev_t devlist = NULL; |
61 | mddev_dev_t *devlistend = & devlist; | |
62 | mddev_dev_t dv; | |
52826846 NB |
63 | int devs_found = 0; |
64 | int verbose = 0; | |
cd29a5c8 | 65 | int brief = 0; |
52826846 | 66 | int force = 0; |
feb716e9 | 67 | int test = 0; |
dd0781e5 | 68 | int assume_clean = 0; |
8d80900b NB |
69 | int autof = 0; /* -2 means create device based on name: |
70 | * if it ends mdN, then non-partitioned array N | |
71 | * if it ends dN, then partitions array N | |
72 | * -1 means create non-partitioned, choose N | |
73 | * 1 or more to create partitioned | |
74 | * If -1 or 1 and name is a 'standard' name, then | |
75 | * insist on a match of type and number. | |
76 | */ | |
52826846 NB |
77 | |
78 | char *mailaddr = NULL; | |
79 | char *program = NULL; | |
80 | int delay = 0; | |
d013a55e | 81 | int daemonise = 0; |
b5e64645 | 82 | char *pidfile = NULL; |
aa88f531 | 83 | int oneshot = 0; |
52826846 | 84 | |
e5329c37 NB |
85 | int copies; |
86 | ||
52826846 NB |
87 | int mdfd = -1; |
88 | ||
89 | ident.uuid_set=0; | |
98c6faba NB |
90 | ident.level = UnSet; |
91 | ident.raid_disks = UnSet; | |
92 | ident.super_minor= UnSet; | |
52826846 | 93 | ident.devices=0; |
a75f2fbc NB |
94 | ident.spare_group = NULL; |
95 | ident.autof = 0; | |
52826846 | 96 | |
e0d19036 NB |
97 | while ((option_index = -1) , |
98 | (opt=getopt_long(argc, argv, | |
52826846 | 99 | short_options, long_options, |
e0d19036 NB |
100 | &option_index)) != -1) { |
101 | int newmode = mode; | |
102 | /* firstly, so mode-independant options */ | |
52826846 | 103 | switch(opt) { |
52826846 NB |
104 | case 'h': |
105 | help_text = Help; | |
56eedc1a NB |
106 | if (option_index > 0 && |
107 | strcmp(long_options[option_index].name, "help-options")==0) | |
108 | help_text = OptionHelp; | |
109 | else | |
110 | switch (mode) { | |
111 | case ASSEMBLE : help_text = Help_assemble; break; | |
112 | case BUILD : help_text = Help_build; break; | |
113 | case CREATE : help_text = Help_create; break; | |
114 | case MANAGE : help_text = Help_manage; break; | |
115 | case MISC : help_text = Help_misc; break; | |
116 | case MONITOR : help_text = Help_monitor; break; | |
dd0781e5 | 117 | case GROW : help_text = Help_grow; break; |
56eedc1a | 118 | } |
52826846 NB |
119 | fputs(help_text,stderr); |
120 | exit(0); | |
121 | ||
122 | case 'V': | |
123 | fputs(Version, stderr); | |
124 | exit(0); | |
125 | ||
126 | case 'v': verbose = 1; | |
127 | continue; | |
128 | ||
cd29a5c8 NB |
129 | case 'b': brief = 1; |
130 | continue; | |
131 | ||
e0d19036 NB |
132 | case ':': |
133 | case '?': | |
134 | fputs(Usage, stderr); | |
135 | exit(2); | |
136 | } | |
137 | /* second, figure out the mode. | |
138 | * Some options force the mode. Others | |
139 | * set the mode if it isn't already | |
140 | */ | |
141 | ||
142 | switch(opt) { | |
143 | case '@': /* just incase they say --manage */ | |
144 | newmode = MANAGE; break; | |
145 | case 'a': | |
146 | case 'r': | |
147 | case 'f': | |
0320ea45 NB |
148 | if (!mode) newmode = MANAGE; |
149 | break; | |
e0d19036 NB |
150 | |
151 | case 'A': newmode = ASSEMBLE; break; | |
152 | case 'B': newmode = BUILD; break; | |
153 | case 'C': newmode = CREATE; break; | |
154 | case 'F': newmode = MONITOR;break; | |
dd0781e5 | 155 | case 'G': newmode = GROW; break; |
e0d19036 NB |
156 | |
157 | case '#': | |
158 | case 'D': | |
159 | case 'E': | |
160 | case 'Q': newmode = MISC; break; | |
161 | case 'R': | |
162 | case 'S': | |
163 | case 'o': | |
164 | case 'w': | |
165 | case 'K': if (!mode) newmode = MISC; break; | |
166 | } | |
167 | if (mode && newmode == mode) { | |
168 | /* everybody happy ! */ | |
169 | } else if (mode && newmode != mode) { | |
170 | /* not allowed.. */ | |
171 | fprintf(stderr, Name ": "); | |
172 | if (option_index >= 0) | |
173 | fprintf(stderr, "--%s", long_options[option_index].name); | |
174 | else | |
175 | fprintf(stderr, "-%c", opt); | |
e6b64cd0 | 176 | fprintf(stderr, " would set mdadm mode to \"%s\", but it is already set to \"%s\".\n", |
e0d19036 NB |
177 | map_num(modes, newmode), |
178 | map_num(modes, mode)); | |
179 | exit(2); | |
180 | } else if (!mode && newmode) { | |
181 | mode = newmode; | |
182 | } else { | |
183 | /* special case of -c --help */ | |
184 | if (opt == 'c' && | |
185 | ( strncmp(optarg, "--h", 3)==0 || | |
186 | strncmp(optarg, "-h", 2)==0)) { | |
187 | fputs(Help_config, stderr); | |
188 | exit(0); | |
cd29a5c8 | 189 | } |
0320ea45 NB |
190 | |
191 | /* If first option is a device, don't force the mode yet */ | |
192 | if (opt == 1) { | |
193 | if (devs_found == 0) { | |
194 | dv = malloc(sizeof(*dv)); | |
195 | if (dv == NULL) { | |
196 | fprintf(stderr, Name ": malloc failed\n"); | |
197 | exit(3); | |
198 | } | |
199 | dv->devname = optarg; | |
200 | dv->disposition = devmode; | |
201 | dv->next = NULL; | |
202 | *devlistend = dv; | |
203 | devlistend = &dv->next; | |
204 | ||
205 | devs_found++; | |
206 | continue; | |
207 | } | |
208 | /* No mode yet, and this is the second device ... */ | |
209 | fprintf(stderr, Name ": An option must be given to set the mode before a second device is listed\n"); | |
210 | exit(2); | |
211 | } | |
e0d19036 | 212 | if (option_index >= 0) |
0320ea45 | 213 | fprintf(stderr, Name ": --%s", long_options[option_index].name); |
e0d19036 | 214 | else |
0320ea45 NB |
215 | fprintf(stderr, Name ": -%c", opt); |
216 | fprintf(stderr, " does not set the mode, and so cannot be the first option.\n"); | |
e0d19036 NB |
217 | exit(2); |
218 | } | |
219 | ||
220 | /* if we just set the mode, then done */ | |
221 | switch(opt) { | |
222 | case '@': | |
223 | case '#': | |
224 | case 'A': | |
225 | case 'B': | |
226 | case 'C': | |
227 | case 'F': | |
dd0781e5 | 228 | case 'G': |
e0d19036 NB |
229 | continue; |
230 | } | |
231 | if (opt == 1) { | |
232 | /* an undecorated option - must be a device name. | |
233 | */ | |
cd29a5c8 | 234 | if (devs_found > 0 && mode == '@' && !devmode) { |
dd0781e5 | 235 | fprintf(stderr, Name ": Must give one of -a/-r/-f for subsequent devices at %s\n", optarg); |
52826846 NB |
236 | exit(2); |
237 | } | |
e5329c37 NB |
238 | if (devs_found > 0 && mode == 'G' && !devmode) { |
239 | fprintf(stderr, Name ": Must give one of -a for devices do add: %s\n", optarg); | |
240 | exit(2); | |
241 | } | |
cd29a5c8 NB |
242 | dv = malloc(sizeof(*dv)); |
243 | if (dv == NULL) { | |
244 | fprintf(stderr, Name ": malloc failed\n"); | |
245 | exit(3); | |
246 | } | |
247 | dv->devname = optarg; | |
248 | dv->disposition = devmode; | |
249 | dv->next = NULL; | |
250 | *devlistend = dv; | |
251 | devlistend = &dv->next; | |
252 | ||
52826846 NB |
253 | devs_found++; |
254 | continue; | |
682c7051 | 255 | } |
682c7051 | 256 | |
52826846 NB |
257 | /* We've got a mode, and opt is now something else which |
258 | * could depend on the mode */ | |
259 | #define O(a,b) ((a<<8)|b) | |
260 | switch (O(mode,opt)) { | |
e0d19036 NB |
261 | case O(CREATE,'c'): |
262 | case O(BUILD,'c'): /* chunk or rounding */ | |
52826846 NB |
263 | if (chunk) { |
264 | fprintf(stderr, Name ": chunk/rounding may only be specified once. " | |
265 | "Second value is %s.\n", optarg); | |
266 | exit(2); | |
267 | } | |
268 | chunk = strtol(optarg, &c, 10); | |
269 | if (!optarg[0] || *c || chunk<4 || ((chunk-1)&chunk)) { | |
270 | fprintf(stderr, Name ": invalid chunk/rounding value: %s\n", | |
271 | optarg); | |
272 | exit(2); | |
273 | } | |
274 | continue; | |
64c4757e | 275 | |
dd0781e5 | 276 | case O(GROW,'z'): |
e0d19036 | 277 | case O(CREATE,'z'): /* size */ |
dd0781e5 | 278 | if (size >= 0) { |
52826846 NB |
279 | fprintf(stderr, Name ": size may only be specified once. " |
280 | "Second value is %s.\n", optarg); | |
281 | exit(2); | |
282 | } | |
dd0781e5 NB |
283 | if (strcmp(optarg, "max")==0) |
284 | size = 0; | |
285 | else { | |
286 | size = strtol(optarg, &c, 10); | |
287 | if (!optarg[0] || *c || size < 4) { | |
288 | fprintf(stderr, Name ": invalid size: %s\n", | |
289 | optarg); | |
290 | exit(2); | |
291 | } | |
52826846 NB |
292 | } |
293 | continue; | |
64c4757e | 294 | |
b5e64645 | 295 | case O(GROW,'l'): /* hack - needed to understand layout */ |
e0d19036 NB |
296 | case O(CREATE,'l'): |
297 | case O(BUILD,'l'): /* set raid level*/ | |
98c6faba | 298 | if (level != UnSet) { |
52826846 NB |
299 | fprintf(stderr, Name ": raid level may only be set once. " |
300 | "Second value is %s.\n", optarg); | |
301 | exit(2); | |
302 | } | |
303 | level = map_name(pers, optarg); | |
98c6faba | 304 | if (level == UnSet) { |
52826846 NB |
305 | fprintf(stderr, Name ": invalid raid level: %s\n", |
306 | optarg); | |
307 | exit(2); | |
308 | } | |
b5e64645 | 309 | if (level != 0 && level != -1 && level != 1 && level != -4 && level != -5 && mode == BUILD) { |
52826846 NB |
310 | fprintf(stderr, Name ": Raid level %s not permitted with --build.\n", |
311 | optarg); | |
312 | exit(2); | |
313 | } | |
e0d19036 | 314 | if (sparedisks > 0 && level < 1 && level >= -1) { |
b83d95f3 | 315 | fprintf(stderr, Name ": raid level %s is incompatible with spare-devices setting.\n", |
52826846 NB |
316 | optarg); |
317 | exit(2); | |
318 | } | |
cd29a5c8 | 319 | ident.level = level; |
52826846 | 320 | continue; |
64c4757e | 321 | |
e0d19036 | 322 | case O(CREATE,'p'): /* raid5 layout */ |
b5e64645 NB |
323 | case O(BUILD,'p'): /* faulty layout */ |
324 | case O(GROW, 'p'): /* faulty reconfig */ | |
e5329c37 | 325 | if (layout != UnSet) { |
52826846 NB |
326 | fprintf(stderr,Name ": layout may only be sent once. " |
327 | "Second value was %s\n", optarg); | |
328 | exit(2); | |
329 | } | |
330 | switch(level) { | |
331 | default: | |
56eb10c0 | 332 | fprintf(stderr, Name ": layout not meaningful for %s arrays.\n", |
52826846 NB |
333 | map_num(pers, level)); |
334 | exit(2); | |
98c6faba | 335 | case UnSet: |
52826846 NB |
336 | fprintf(stderr, Name ": raid level must be given before layout.\n"); |
337 | exit(2); | |
338 | ||
339 | case 5: | |
98c6faba | 340 | case 6: |
52826846 | 341 | layout = map_name(r5layout, optarg); |
98c6faba | 342 | if (layout==UnSet) { |
52826846 NB |
343 | fprintf(stderr, Name ": layout %s not understood for raid5.\n", |
344 | optarg); | |
345 | exit(2); | |
346 | } | |
347 | break; | |
e5329c37 NB |
348 | |
349 | case 10: | |
350 | /* 'f' or 'n' followed by a number <= raid_disks */ | |
351 | if ((optarg[0] != 'n' && optarg[0] != 'f') || | |
352 | (copies = strtoul(optarg+1, &cp, 10)) < 1 || | |
353 | copies > 200 || | |
354 | *cp) { | |
355 | fprintf(stderr, Name ": layout for raid10 must be 'nNN' or 'fNN' where NN is a number, not %s\n", optarg); | |
356 | exit(2); | |
357 | } | |
358 | if (optarg[0] == 'n') | |
359 | layout = 256 + copies; | |
360 | else | |
361 | layout = 1 + (copies<<8); | |
362 | break; | |
b5e64645 NB |
363 | case -5: /* Faulty |
364 | * modeNNN | |
365 | */ | |
366 | ||
367 | { | |
368 | int ln = strcspn(optarg, "0123456789"); | |
369 | char *m = strdup(optarg); | |
370 | int mode; | |
371 | m[ln] = 0; | |
372 | mode = map_name(faultylayout, m); | |
373 | if (mode == UnSet) { | |
374 | fprintf(stderr, Name ": layout %s not understood for faulty.\n", | |
375 | optarg); | |
376 | exit(2); | |
377 | } | |
378 | layout = mode | (atoi(optarg+ln)<< ModeShift); | |
379 | } | |
52826846 NB |
380 | } |
381 | continue; | |
382 | ||
dd0781e5 NB |
383 | case O(CREATE,3): |
384 | case O(BUILD,3): /* assume clean */ | |
385 | assume_clean = 1; | |
386 | continue; | |
387 | ||
388 | case O(GROW,'n'): | |
e0d19036 NB |
389 | case O(CREATE,'n'): |
390 | case O(BUILD,'n'): /* number of raid disks */ | |
52826846 | 391 | if (raiddisks) { |
b83d95f3 | 392 | fprintf(stderr, Name ": raid-devices set twice: %d and %s\n", |
52826846 NB |
393 | raiddisks, optarg); |
394 | exit(2); | |
395 | } | |
396 | raiddisks = strtol(optarg, &c, 10); | |
397 | if (!optarg[0] || *c || raiddisks<=0 || raiddisks > MD_SB_DISKS) { | |
b83d95f3 | 398 | fprintf(stderr, Name ": invalid number of raid devices: %s\n", |
52826846 NB |
399 | optarg); |
400 | exit(2); | |
401 | } | |
b5e64645 | 402 | if (raiddisks == 1 && !force && level != -5) { |
aa88f531 NB |
403 | fprintf(stderr, Name ": '1' is an unusual number of drives for an array, so it is probably\n" |
404 | " a mistake. If you really mean it you will need to specify --force before\n" | |
405 | " setting the number of drives.\n"); | |
406 | exit(2); | |
407 | } | |
cd29a5c8 | 408 | ident.raid_disks = raiddisks; |
52826846 NB |
409 | continue; |
410 | ||
e0d19036 | 411 | case O(CREATE,'x'): /* number of spare (eXtra) discs */ |
52826846 | 412 | if (sparedisks) { |
b83d95f3 | 413 | fprintf(stderr,Name ": spare-devices set twice: %d and %s\n", |
52826846 NB |
414 | sparedisks, optarg); |
415 | exit(2); | |
416 | } | |
98c6faba | 417 | if (level != UnSet && level <= 0 && level >= -1) { |
b83d95f3 | 418 | fprintf(stderr, Name ": spare-devices setting is incompatible with raid level %d\n", |
52826846 NB |
419 | level); |
420 | exit(2); | |
421 | } | |
422 | sparedisks = strtol(optarg, &c, 10); | |
423 | if (!optarg[0] || *c || sparedisks < 0 || sparedisks > MD_SB_DISKS - raiddisks) { | |
b83d95f3 | 424 | fprintf(stderr, Name ": invalid number of spare-devices: %s\n", |
52826846 NB |
425 | optarg); |
426 | exit(2); | |
427 | } | |
428 | continue; | |
dd0781e5 NB |
429 | |
430 | case O(CREATE,'a'): | |
431 | case O(BUILD,'a'): | |
432 | case O(ASSEMBLE,'a'): /* auto-creation of device node */ | |
433 | if (optarg == NULL) | |
8d80900b | 434 | autof = -2; |
dd0781e5 NB |
435 | else if (strcasecmp(optarg,"no")==0) |
436 | autof = 0; | |
8d80900b NB |
437 | else if (strcasecmp(optarg,"yes")==0) |
438 | autof = -2; | |
439 | else if (strcasecmp(optarg,"md")==0) | |
dd0781e5 NB |
440 | autof = -1; |
441 | else { | |
442 | /* There might be digits, and maybe a hypen, at the end */ | |
443 | char *e = optarg + strlen(optarg); | |
444 | int num = 4; | |
445 | int len; | |
446 | while (e > optarg && isdigit(e[-1])) | |
447 | e--; | |
448 | if (*e) { | |
449 | num = atoi(e); | |
450 | if (num <= 0) num = 1; | |
451 | } | |
452 | if (e > optarg && e[-1] == '-') | |
453 | e--; | |
454 | len = e - optarg; | |
455 | if ((len == 3 && strncasecmp(optarg,"mdp",3)==0) || | |
456 | (len == 1 && strncasecmp(optarg,"p",1)==0) || | |
457 | (len >= 4 && strncasecmp(optarg,"part",4)==0)) | |
458 | autof = num; | |
459 | else { | |
460 | fprintf(stderr, Name ": --auto flag arg of \"%s\" unrecognised: use no,yes,md,mdp,part\n" | |
461 | " optionally followed by a number.\n", | |
462 | optarg); | |
463 | exit(2); | |
464 | } | |
465 | } | |
466 | continue; | |
467 | ||
aa88f531 | 468 | case O(BUILD,'f'): /* force honouring '-n 1' */ |
e0d19036 NB |
469 | case O(CREATE,'f'): /* force honouring of device list */ |
470 | case O(ASSEMBLE,'f'): /* force assembly */ | |
471 | case O(MISC,'f'): /* force zero */ | |
52826846 NB |
472 | force=1; |
473 | continue; | |
474 | ||
475 | /* now for the Assemble options */ | |
e0d19036 | 476 | case O(ASSEMBLE,'u'): /* uuid of array */ |
52826846 | 477 | if (ident.uuid_set) { |
cd29a5c8 | 478 | fprintf(stderr, Name ": uuid cannot be set twice. " |
52826846 NB |
479 | "Second value %s.\n", optarg); |
480 | exit(2); | |
481 | } | |
482 | if (parse_uuid(optarg, ident.uuid)) | |
483 | ident.uuid_set = 1; | |
484 | else { | |
485 | fprintf(stderr,Name ": Bad uuid: %s\n", optarg); | |
486 | exit(2); | |
487 | } | |
488 | continue; | |
489 | ||
e0d19036 | 490 | case O(ASSEMBLE,'m'): /* super-minor for array */ |
98c6faba | 491 | if (ident.super_minor != UnSet) { |
cd29a5c8 NB |
492 | fprintf(stderr, Name ": super-minor cannot be set twice. " |
493 | "Second value: %s.\n", optarg); | |
494 | exit(2); | |
495 | } | |
d013a55e NB |
496 | if (strcmp(optarg, "dev")==0) |
497 | ident.super_minor = -2; | |
498 | else { | |
499 | ident.super_minor = strtoul(optarg, &cp, 10); | |
500 | if (!optarg[0] || *cp) { | |
501 | fprintf(stderr, Name ": Bad super-minor number: %s.\n", optarg); | |
502 | exit(2); | |
503 | } | |
cd29a5c8 NB |
504 | } |
505 | continue; | |
506 | ||
5787fa49 NB |
507 | case O(ASSEMBLE,'U'): /* update the superblock */ |
508 | if (update) { | |
509 | fprintf(stderr, Name ": Can only update one aspect of superblock, both %s and %s given.\n", | |
510 | update, optarg); | |
511 | exit(2); | |
512 | } | |
513 | update = optarg; | |
e5329c37 NB |
514 | if (strcmp(update, "sparc2.2")==0) |
515 | continue; | |
5787fa49 NB |
516 | if (strcmp(update, "super-minor") == 0) |
517 | continue; | |
feb716e9 NB |
518 | if (strcmp(update, "summaries")==0) |
519 | continue; | |
e5329c37 NB |
520 | if (strcmp(update, "resync")==0) |
521 | continue; | |
522 | fprintf(stderr, Name ": '--update %s' invalid. Only 'sparc2.2', 'super-minor', 'resync' or 'summaries' supported\n",update); | |
5787fa49 NB |
523 | exit(2); |
524 | ||
e0d19036 | 525 | case O(ASSEMBLE,'c'): /* config file */ |
2d465520 | 526 | case O(MISC, 'c'): |
e0d19036 | 527 | case O(MONITOR,'c'): |
52826846 NB |
528 | if (configfile) { |
529 | fprintf(stderr, Name ": configfile cannot be set twice. " | |
530 | "Second value is %s.\n", optarg); | |
531 | exit(2); | |
532 | } | |
533 | configfile = optarg; | |
534 | /* FIXME possibly check that config file exists. Even parse it */ | |
535 | continue; | |
e0d19036 NB |
536 | case O(ASSEMBLE,'s'): /* scan */ |
537 | case O(MISC,'s'): | |
538 | case O(MONITOR,'s'): | |
52826846 NB |
539 | scan = 1; |
540 | continue; | |
541 | ||
e0d19036 | 542 | case O(MONITOR,'m'): /* mail address */ |
52826846 NB |
543 | if (mailaddr) |
544 | fprintf(stderr, Name ": only specify one mailaddress. %s ignored.\n", | |
545 | optarg); | |
546 | else | |
547 | mailaddr = optarg; | |
548 | continue; | |
549 | ||
e0d19036 | 550 | case O(MONITOR,'p'): /* alert program */ |
52826846 NB |
551 | if (program) |
552 | fprintf(stderr, Name ": only specify one alter program. %s ignored.\n", | |
553 | optarg); | |
554 | else | |
555 | program = optarg; | |
556 | continue; | |
64c4757e | 557 | |
e0d19036 | 558 | case O(MONITOR,'d'): /* delay in seconds */ |
52826846 NB |
559 | if (delay) |
560 | fprintf(stderr, Name ": only specify delay once. %s ignored.\n", | |
561 | optarg); | |
562 | else { | |
563 | delay = strtol(optarg, &c, 10); | |
564 | if (!optarg[0] || *c || delay<1) { | |
565 | fprintf(stderr, Name ": invalid delay: %s\n", | |
566 | optarg); | |
567 | exit(2); | |
568 | } | |
569 | } | |
570 | continue; | |
d013a55e NB |
571 | case O(MONITOR,'f'): /* daemonise */ |
572 | daemonise = 1; | |
573 | continue; | |
b5e64645 NB |
574 | case O(MONITOR,'i'): /* pid */ |
575 | if (pidfile) | |
576 | fprintf(stderr, Name ": only specify one pid file. %s ignored.\n", | |
577 | optarg); | |
578 | else | |
579 | pidfile = optarg; | |
580 | continue; | |
aa88f531 NB |
581 | case O(MONITOR,'1'): /* oneshot */ |
582 | oneshot = 1; | |
583 | continue; | |
98c6faba NB |
584 | case O(MONITOR,'t'): /* test */ |
585 | test = 1; | |
586 | continue; | |
52826846 NB |
587 | |
588 | /* now the general management options. Some are applicable | |
589 | * to other modes. None have arguments. | |
590 | */ | |
e5329c37 | 591 | case O(GROW,'a'): |
dd0781e5 | 592 | case O(MANAGE,'a'): /* add a drive */ |
52826846 NB |
593 | devmode = 'a'; |
594 | continue; | |
e0d19036 | 595 | case O(MANAGE,'r'): /* remove a drive */ |
52826846 NB |
596 | devmode = 'r'; |
597 | continue; | |
e0d19036 | 598 | case O(MANAGE,'f'): /* set faulty */ |
52826846 NB |
599 | devmode = 'f'; |
600 | continue; | |
e0d19036 NB |
601 | case O(MANAGE,'R'): |
602 | case O(ASSEMBLE,'R'): | |
603 | case O(BUILD,'R'): | |
604 | case O(CREATE,'R'): /* Run the array */ | |
52826846 NB |
605 | if (runstop < 0) { |
606 | fprintf(stderr, Name ": Cannot both Stop and Run an array\n"); | |
607 | exit(2); | |
608 | } | |
609 | runstop = 1; | |
610 | continue; | |
e0d19036 | 611 | case O(MANAGE,'S'): |
52826846 NB |
612 | if (runstop > 0) { |
613 | fprintf(stderr, Name ": Cannot both Run and Stop an array\n"); | |
614 | exit(2); | |
615 | } | |
616 | runstop = -1; | |
617 | continue; | |
618 | ||
e0d19036 | 619 | case O(MANAGE,'o'): |
52826846 NB |
620 | if (readonly < 0) { |
621 | fprintf(stderr, Name ": Cannot have both readonly and readwrite\n"); | |
622 | exit(2); | |
623 | } | |
624 | readonly = 1; | |
625 | continue; | |
e0d19036 | 626 | case O(MANAGE,'w'): |
52826846 | 627 | if (readonly > 0) { |
e0d19036 | 628 | fprintf(stderr, Name ": Cannot have both readwrite and readonly.\n"); |
52826846 NB |
629 | exit(2); |
630 | } | |
631 | readonly = -1; | |
632 | continue; | |
e0d19036 NB |
633 | |
634 | case O(MISC,'Q'): | |
635 | case O(MISC,'D'): | |
636 | case O(MISC,'E'): | |
637 | case O(MISC,'K'): | |
638 | case O(MISC,'R'): | |
639 | case O(MISC,'S'): | |
640 | case O(MISC,'o'): | |
641 | case O(MISC,'w'): | |
642 | if (devmode && devmode != opt && | |
643 | (devmode == 'E' || (opt == 'E' && devmode != 'Q'))) { | |
644 | fprintf(stderr, Name ": --examine/-E cannot be given with -%c\n", | |
645 | devmode =='E'?opt:devmode); | |
646 | exit(2); | |
647 | } | |
648 | devmode = opt; | |
649 | continue; | |
feb716e9 NB |
650 | case O(MISC,'t'): |
651 | test = 1; | |
652 | continue; | |
e0d19036 | 653 | |
bd526cee NB |
654 | case O(MISC, 22): |
655 | if (devmode != 'E') { | |
656 | fprintf(stderr, Name ": --sparc2.2 only allowed with --examine\n"); | |
657 | exit(2); | |
658 | } | |
659 | SparcAdjust = 1; | |
660 | continue; | |
52826846 NB |
661 | } |
662 | /* We have now processed all the valid options. Anything else is | |
663 | * an error | |
664 | */ | |
e0d19036 NB |
665 | fprintf(stderr, Name ": option %c not valid in %s mode\n", |
666 | opt, map_num(modes, mode)); | |
64c4757e | 667 | exit(2); |
52826846 NB |
668 | |
669 | } | |
670 | ||
0320ea45 NB |
671 | if (!mode && devs_found) { |
672 | mode = MISC; | |
673 | devmode = 'Q'; | |
674 | if (devlist->disposition == 0) | |
675 | devlist->disposition = devmode; | |
676 | } | |
52826846 NB |
677 | if (!mode) { |
678 | fputs(Usage, stderr); | |
64c4757e | 679 | exit(2); |
64c4757e | 680 | } |
52826846 NB |
681 | /* Ok, got the option parsing out of the way |
682 | * hopefully it's mostly right but there might be some stuff | |
683 | * missing | |
684 | * | |
e0d19036 | 685 | * That is mosty checked in the per-mode stuff but... |
52826846 NB |
686 | * |
687 | * For @,B,C and A without -s, the first device listed must be an md device | |
688 | * we check that here and open it. | |
64c4757e | 689 | */ |
52826846 | 690 | |
dd0781e5 NB |
691 | if (mode==MANAGE || mode == BUILD || mode == CREATE || mode == GROW || |
692 | (mode == ASSEMBLE && ! scan)) { | |
52826846 NB |
693 | if (devs_found < 1) { |
694 | fprintf(stderr, Name ": an md device must be given in this mode\n"); | |
695 | exit(2); | |
696 | } | |
dd0781e5 NB |
697 | if ((int)ident.super_minor == -2 && autof) { |
698 | fprintf(stderr, Name ": --super-minor=dev is incompatible with --auto\n"); | |
699 | exit(2); | |
700 | } | |
701 | mdfd = open_mddev(devlist->devname, autof); | |
52826846 NB |
702 | if (mdfd < 0) |
703 | exit(1); | |
98c6faba | 704 | if ((int)ident.super_minor == -2) { |
d013a55e NB |
705 | struct stat stb; |
706 | fstat(mdfd, &stb); | |
0df46c2a | 707 | ident.super_minor = minor(stb.st_rdev); |
d013a55e | 708 | } |
64c4757e | 709 | } |
52826846 | 710 | |
52826846 NB |
711 | rv = 0; |
712 | switch(mode) { | |
e0d19036 | 713 | case MANAGE: |
52826846 NB |
714 | /* readonly, add/remove, readwrite, runstop */ |
715 | if (readonly>0) | |
cd29a5c8 | 716 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 717 | if (!rv && devs_found>1) |
cd29a5c8 NB |
718 | rv = Manage_subdevs(devlist->devname, mdfd, |
719 | devlist->next); | |
52826846 | 720 | if (!rv && readonly < 0) |
cd29a5c8 | 721 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 722 | if (!rv && runstop) |
cd29a5c8 | 723 | rv = Manage_runstop(devlist->devname, mdfd, runstop); |
52826846 | 724 | break; |
e0d19036 | 725 | case ASSEMBLE: |
d013a55e | 726 | if (devs_found == 1 && ident.uuid_set == 0 && |
98c6faba | 727 | ident.super_minor == UnSet && !scan ) { |
d013a55e NB |
728 | /* Only a device has been given, so get details from config file */ |
729 | mddev_ident_t array_ident = conf_get_ident(configfile, devlist->devname); | |
b5e64645 NB |
730 | if (array_ident == NULL) { |
731 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
732 | devlist->devname); | |
d013a55e | 733 | rv |= 1; |
b5e64645 NB |
734 | } else { |
735 | mdfd = open_mddev(devlist->devname, array_ident->autof); | |
736 | if (mdfd < 0) | |
d013a55e | 737 | rv |= 1; |
b5e64645 | 738 | else { |
d013a55e NB |
739 | rv |= Assemble(devlist->devname, mdfd, array_ident, configfile, |
740 | NULL, | |
741 | readonly, runstop, update, verbose, force); | |
b5e64645 NB |
742 | close(mdfd); |
743 | } | |
d013a55e NB |
744 | } |
745 | } else if (!scan) | |
cd29a5c8 NB |
746 | rv = Assemble(devlist->devname, mdfd, &ident, configfile, |
747 | devlist->next, | |
5787fa49 NB |
748 | readonly, runstop, update, verbose, force); |
749 | else if (devs_found>0) { | |
750 | if (update && devs_found > 1) { | |
751 | fprintf(stderr, Name ": can only update a single array at a time\n"); | |
752 | exit(1); | |
753 | } | |
cd29a5c8 NB |
754 | for (dv = devlist ; dv ; dv=dv->next) { |
755 | mddev_ident_t array_ident = conf_get_ident(configfile, dv->devname); | |
52826846 NB |
756 | if (array_ident == NULL) { |
757 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
cd29a5c8 | 758 | dv->devname); |
52826846 NB |
759 | rv |= 1; |
760 | continue; | |
761 | } | |
b5e64645 NB |
762 | mdfd = open_mddev(dv->devname, array_ident->autof); |
763 | if (mdfd < 0) { | |
764 | rv |= 1; | |
765 | continue; | |
766 | } | |
cd29a5c8 NB |
767 | rv |= Assemble(dv->devname, mdfd, array_ident, configfile, |
768 | NULL, | |
5787fa49 | 769 | readonly, runstop, update, verbose, force); |
b5e64645 | 770 | close(mdfd); |
52826846 | 771 | } |
5787fa49 | 772 | } else { |
52826846 NB |
773 | mddev_ident_t array_list = conf_get_ident(configfile, NULL); |
774 | if (!array_list) { | |
775 | fprintf(stderr, Name ": No arrays found in config file\n"); | |
776 | rv = 1; | |
777 | } else | |
778 | for (; array_list; array_list = array_list->next) { | |
cd29a5c8 | 779 | mdu_array_info_t array; |
dd0781e5 | 780 | mdfd = open_mddev(array_list->devname, array_list->autof); |
52826846 NB |
781 | if (mdfd < 0) { |
782 | rv |= 1; | |
783 | continue; | |
784 | } | |
cd29a5c8 NB |
785 | if (ioctl(mdfd, GET_ARRAY_INFO, &array)>=0) |
786 | /* already assembled, skip */ | |
43fc1676 NB |
787 | ; |
788 | else | |
789 | rv |= Assemble(array_list->devname, mdfd, | |
790 | array_list, configfile, | |
791 | NULL, | |
792 | readonly, runstop, NULL, verbose, force); | |
793 | close(mdfd); | |
52826846 NB |
794 | } |
795 | } | |
796 | break; | |
e0d19036 | 797 | case BUILD: |
b5e64645 | 798 | rv = Build(devlist->devname, mdfd, chunk, level, layout, raiddisks, devlist->next, assume_clean); |
52826846 | 799 | break; |
e0d19036 | 800 | case CREATE: |
dd0781e5 | 801 | rv = Create(devlist->devname, mdfd, chunk, level, layout, size<0 ? 0 : size, |
52826846 | 802 | raiddisks, sparedisks, |
cd29a5c8 | 803 | devs_found-1, devlist->next, runstop, verbose, force); |
52826846 | 804 | break; |
e0d19036 NB |
805 | case MISC: |
806 | ||
807 | if (devmode == 'E') { | |
808 | if (devlist == NULL && !scan) { | |
809 | fprintf(stderr, Name ": No devices to examine\n"); | |
810 | exit(2); | |
811 | } | |
812 | if (devlist == NULL) | |
813 | devlist = conf_get_devs(configfile); | |
814 | if (devlist == NULL) { | |
c913b90e | 815 | fprintf(stderr, Name ": No devices listed in %s\n", configfile?configfile:DefaultConfFile); |
e0d19036 NB |
816 | exit(1); |
817 | } | |
bd526cee | 818 | rv = Examine(devlist, scan?!verbose:brief, scan, SparcAdjust); |
e0d19036 NB |
819 | } else { |
820 | if (devlist == NULL) { | |
821 | if ((devmode == 'S' ||devmode=='D') && scan) { | |
822 | /* apply to all devices in /proc/mdstat */ | |
dd0781e5 | 823 | struct mdstat_ent *ms = mdstat_read(0); |
e0d19036 | 824 | struct mdstat_ent *e; |
d17c1f8c NB |
825 | if (devmode == 'S') { |
826 | /* reverse order so that arrays made of arrays are stopped properly */ | |
827 | struct mdstat_ent *sm = NULL; | |
828 | while ((e=ms) != NULL) { | |
829 | ms = e->next; | |
830 | e->next = sm; | |
831 | sm = e; | |
832 | } | |
833 | ms = sm; | |
834 | } | |
e0d19036 NB |
835 | for (e=ms ; e ; e=e->next) { |
836 | char *name = get_md_name(e->devnum); | |
837 | ||
838 | if (!name) { | |
839 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
840 | e->dev); | |
841 | continue; | |
842 | } | |
843 | if (devmode == 'D') | |
feb716e9 | 844 | rv |= Detail(name, !verbose, test); |
e0d19036 | 845 | else if (devmode=='S') { |
dd0781e5 | 846 | mdfd = open_mddev(name, 0); |
43fc1676 | 847 | if (mdfd >= 0) { |
e0d19036 | 848 | rv |= Manage_runstop(name, mdfd, -1); |
43fc1676 NB |
849 | close(mdfd); |
850 | } | |
e0d19036 NB |
851 | } |
852 | put_md_name(name); | |
853 | } | |
854 | } else { | |
855 | fprintf(stderr, Name ": No devices given.\n"); | |
856 | exit(2); | |
857 | } | |
858 | } | |
859 | for (dv=devlist ; dv; dv=dv->next) { | |
860 | switch(dv->disposition) { | |
861 | case 'D': | |
feb716e9 | 862 | rv |= Detail(dv->devname, brief, test); continue; |
e0d19036 NB |
863 | case 'K': /* Zero superblock */ |
864 | rv |= Kill(dv->devname, force); continue; | |
865 | case 'Q': | |
866 | rv |= Query(dv->devname); continue; | |
867 | } | |
dd0781e5 | 868 | mdfd = open_mddev(dv->devname, 0); |
43fc1676 | 869 | if (mdfd>=0) { |
e0d19036 NB |
870 | switch(dv->disposition) { |
871 | case 'R': | |
872 | rv |= Manage_runstop(dv->devname, mdfd, 1); break; | |
873 | case 'S': | |
874 | rv |= Manage_runstop(dv->devname, mdfd, -1); break; | |
875 | case 'o': | |
876 | rv |= Manage_ro(dv->devname, mdfd, 1); break; | |
877 | case 'w': | |
878 | rv |= Manage_ro(dv->devname, mdfd, -1); break; | |
879 | } | |
43fc1676 NB |
880 | close(mdfd); |
881 | } | |
e0d19036 | 882 | } |
cd29a5c8 | 883 | } |
9a9dab36 | 884 | break; |
e0d19036 | 885 | case MONITOR: |
e0d19036 NB |
886 | if (!devlist && !scan) { |
887 | fprintf(stderr, Name ": Cannot monitor: need --scan or at least one device\n"); | |
888 | rv = 1; | |
889 | break; | |
890 | } | |
b5e64645 NB |
891 | if (pidfile && !daemonise) { |
892 | fprintf(stderr, Name ": Cannot write a pid file when not in daemon mode\n"); | |
893 | rv = 1; | |
894 | break; | |
895 | } | |
d013a55e | 896 | rv= Monitor(devlist, mailaddr, program, |
b5e64645 | 897 | delay?delay:60, daemonise, scan, oneshot, configfile, test, pidfile); |
9a9dab36 | 898 | break; |
dd0781e5 NB |
899 | |
900 | case GROW: | |
901 | if (devs_found > 1) { | |
e5329c37 NB |
902 | |
903 | /* must be '-a'. */ | |
904 | if (size >= 0 || raiddisks) { | |
905 | fprintf(stderr, Name ": --size, --raiddisks, and --add are exclusing in --grow mode\n"); | |
906 | rv = 1; | |
907 | break; | |
908 | } | |
909 | for (dv=devlist->next; dv ; dv=dv->next) { | |
910 | rv = Grow_Add_device(devlist->devname, mdfd, dv->devname); | |
911 | if (rv) | |
912 | break; | |
913 | } | |
b5e64645 NB |
914 | } else if ((size >= 0) + (raiddisks != 0) + (layout != UnSet) > 1) { |
915 | fprintf(stderr, Name ": can change at most one of size, raiddisks, and layout\n"); | |
dd0781e5 NB |
916 | rv = 1; |
917 | break; | |
b5e64645 NB |
918 | } else if (layout != UnSet) |
919 | rv = Manage_reconfig(devlist->devname, mdfd, layout); | |
920 | else if (size >= 0 || raiddisks) | |
e5329c37 | 921 | rv = Manage_resize(devlist->devname, mdfd, size, raiddisks); |
b5e64645 NB |
922 | else |
923 | fprintf(stderr, Name ": no changes to --grow\n"); | |
dd0781e5 | 924 | break; |
64c4757e | 925 | } |
52826846 | 926 | exit(rv); |
64c4757e | 927 | } |