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64c4757e | 1 | /* |
9a9dab36 | 2 | * mdadm - manage Linux "md" devices aka RAID arrays. |
64c4757e | 3 | * |
4f589ad0 | 4 | * Copyright (C) 2001-2006 Neil Brown <neilb@suse.de> |
64c4757e NB |
5 | * |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | * | |
21 | * Author: Neil Brown | |
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 | * |
aba69144 | 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 *c; |
44 | int rv; | |
f9ce90ba | 45 | int i; |
52826846 NB |
46 | |
47 | int chunk = 0; | |
5dd497ee | 48 | long long size = -1; |
98c6faba NB |
49 | int level = UnSet; |
50 | int layout = UnSet; | |
52826846 | 51 | int raiddisks = 0; |
e27d562b | 52 | int max_disks = MD_SB_DISKS; /* just a default */ |
52826846 NB |
53 | int sparedisks = 0; |
54 | struct mddev_ident_s ident; | |
55 | char *configfile = NULL; | |
cd29a5c8 | 56 | char *cp; |
5787fa49 | 57 | char *update = NULL; |
52826846 NB |
58 | int scan = 0; |
59 | char devmode = 0; | |
60 | int runstop = 0; | |
61 | int readonly = 0; | |
dfd4d8ee | 62 | int write_behind = 0; |
c82f047c NB |
63 | int bitmap_fd = -1; |
64 | char *bitmap_file = NULL; | |
06b0d786 | 65 | char *backup_file = NULL; |
c82f047c | 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; |
54bad364 | 77 | int export = 0; |
dd0781e5 | 78 | int assume_clean = 0; |
38098016 | 79 | char *symlinks = NULL; |
f1ae21c4 NB |
80 | /* autof indicates whether and how to create device node. |
81 | * bottom 3 bits are style. Rest (when shifted) are number of parts | |
82 | * 0 - unset | |
83 | * 1 - don't create (no) | |
84 | * 2 - if is_standard, then create (yes) | |
85 | * 3 - create as 'md' - reject is_standard mdp (md) | |
86 | * 4 - create as 'mdp' - reject is_standard md (mdp) | |
87 | * 5 - default to md if not is_standard (md in config file) | |
88 | * 6 - default to mdp if not is_standard (part, or mdp in config file) | |
89 | */ | |
90 | int autof = 0; | |
52826846 | 91 | |
997aed5d | 92 | char *homehost = NULL; |
05697ec1 | 93 | char sys_hostname[256]; |
52826846 NB |
94 | char *mailaddr = NULL; |
95 | char *program = NULL; | |
96 | int delay = 0; | |
d013a55e | 97 | int daemonise = 0; |
b5e64645 | 98 | char *pidfile = NULL; |
aa88f531 | 99 | int oneshot = 0; |
82d9eba6 | 100 | struct supertype *ss = NULL; |
dfd4d8ee | 101 | int writemostly = 0; |
fe80f49b | 102 | int re_add = 0; |
c06487ce | 103 | char *shortopt = short_options; |
773135f5 | 104 | int dosyslog = 0; |
8382f19b | 105 | int rebuild_map = 0; |
589395d6 | 106 | int auto_update_home = 0; |
52826846 | 107 | |
e5329c37 | 108 | int copies; |
3d4064cc | 109 | int print_help = 0; |
0047d254 | 110 | FILE *outf; |
e5329c37 | 111 | |
52826846 NB |
112 | int mdfd = -1; |
113 | ||
dfe47e00 NB |
114 | srandom(time(0) ^ getpid()); |
115 | ||
52826846 | 116 | ident.uuid_set=0; |
98c6faba NB |
117 | ident.level = UnSet; |
118 | ident.raid_disks = UnSet; | |
119 | ident.super_minor= UnSet; | |
52826846 | 120 | ident.devices=0; |
a75f2fbc NB |
121 | ident.spare_group = NULL; |
122 | ident.autof = 0; | |
a825febc | 123 | ident.st = NULL; |
c82f047c | 124 | ident.bitmap_fd = -1; |
7ef02d01 | 125 | ident.bitmap_file = NULL; |
947fd4dd | 126 | ident.name[0] = 0; |
aef35714 N |
127 | ident.container = NULL; |
128 | ident.member = NULL; | |
52826846 | 129 | |
e0d19036 NB |
130 | while ((option_index = -1) , |
131 | (opt=getopt_long(argc, argv, | |
c06487ce | 132 | shortopt, long_options, |
e0d19036 NB |
133 | &option_index)) != -1) { |
134 | int newmode = mode; | |
dab6685f | 135 | /* firstly, some mode-independant options */ |
52826846 | 136 | switch(opt) { |
52826846 | 137 | case 'h': |
aba69144 | 138 | if (option_index > 0 && |
56eedc1a | 139 | strcmp(long_options[option_index].name, "help-options")==0) |
3d4064cc | 140 | print_help = 2; |
56eedc1a | 141 | else |
3d4064cc NB |
142 | print_help = 1; |
143 | continue; | |
52826846 NB |
144 | |
145 | case 'V': | |
146 | fputs(Version, stderr); | |
147 | exit(0); | |
148 | ||
22892d56 | 149 | case 'v': verbose++; |
52826846 NB |
150 | continue; |
151 | ||
dab6685f NB |
152 | case 'q': quiet++; |
153 | continue; | |
154 | ||
c82f047c | 155 | case 'b': |
f5e166fe | 156 | if (mode == ASSEMBLE || mode == BUILD || mode == CREATE || mode == GROW) |
c82f047c NB |
157 | break; /* b means bitmap */ |
158 | brief = 1; | |
c06487ce NB |
159 | if (optarg) { |
160 | fprintf(stderr, Name ": -b cannot have any extra immediately after it, sorry.\n"); | |
161 | exit(2); | |
162 | } | |
cd29a5c8 NB |
163 | continue; |
164 | ||
54bad364 KS |
165 | case 'Y': export++; |
166 | continue; | |
167 | ||
997aed5d NB |
168 | case HomeHost: |
169 | homehost = optarg; | |
170 | continue; | |
171 | ||
e0d19036 NB |
172 | case ':': |
173 | case '?': | |
174 | fputs(Usage, stderr); | |
175 | exit(2); | |
176 | } | |
177 | /* second, figure out the mode. | |
178 | * Some options force the mode. Others | |
aba69144 | 179 | * set the mode if it isn't already |
e0d19036 NB |
180 | */ |
181 | ||
182 | switch(opt) { | |
183 | case '@': /* just incase they say --manage */ | |
c06487ce | 184 | newmode = MANAGE; |
024768c4 | 185 | shortopt = short_bitmap_options; |
c06487ce | 186 | break; |
e0d19036 NB |
187 | case 'a': |
188 | case 'r': | |
189 | case 'f': | |
41a3b72a | 190 | case ReAdd: /* re-add */ |
c06487ce NB |
191 | if (!mode) { |
192 | newmode = MANAGE; | |
024768c4 | 193 | shortopt = short_bitmap_options; |
c06487ce | 194 | } |
0320ea45 | 195 | break; |
e0d19036 | 196 | |
c06487ce NB |
197 | case 'A': newmode = ASSEMBLE; shortopt = short_bitmap_auto_options; break; |
198 | case 'B': newmode = BUILD; shortopt = short_bitmap_auto_options; break; | |
199 | case 'C': newmode = CREATE; shortopt = short_bitmap_auto_options; break; | |
e0d19036 | 200 | case 'F': newmode = MONITOR;break; |
024768c4 DL |
201 | case 'G': newmode = GROW; |
202 | shortopt = short_bitmap_options; | |
203 | break; | |
95b79df0 DW |
204 | case 'I': newmode = INCREMENTAL; |
205 | shortopt = short_bitmap_auto_options; break; | |
1f48664b NB |
206 | case AutoDetect: |
207 | newmode = AUTODETECT; break; | |
e0d19036 NB |
208 | |
209 | case '#': | |
210 | case 'D': | |
211 | case 'E': | |
c82f047c | 212 | case 'X': |
e0d19036 NB |
213 | case 'Q': newmode = MISC; break; |
214 | case 'R': | |
215 | case 'S': | |
216 | case 'o': | |
217 | case 'w': | |
b90c0e9a | 218 | case 'W': |
1770662b | 219 | case Waitclean: |
4cce4069 | 220 | case DetailPlatform: |
e0d19036 NB |
221 | case 'K': if (!mode) newmode = MISC; break; |
222 | } | |
223 | if (mode && newmode == mode) { | |
224 | /* everybody happy ! */ | |
225 | } else if (mode && newmode != mode) { | |
226 | /* not allowed.. */ | |
227 | fprintf(stderr, Name ": "); | |
228 | if (option_index >= 0) | |
229 | fprintf(stderr, "--%s", long_options[option_index].name); | |
230 | else | |
231 | fprintf(stderr, "-%c", opt); | |
e6b64cd0 | 232 | fprintf(stderr, " would set mdadm mode to \"%s\", but it is already set to \"%s\".\n", |
e0d19036 NB |
233 | map_num(modes, newmode), |
234 | map_num(modes, mode)); | |
235 | exit(2); | |
236 | } else if (!mode && newmode) { | |
237 | mode = newmode; | |
238 | } else { | |
239 | /* special case of -c --help */ | |
aba69144 | 240 | if (opt == 'c' && |
e0d19036 NB |
241 | ( strncmp(optarg, "--h", 3)==0 || |
242 | strncmp(optarg, "-h", 2)==0)) { | |
0047d254 | 243 | fputs(Help_config, stdout); |
e0d19036 | 244 | exit(0); |
cd29a5c8 | 245 | } |
0320ea45 NB |
246 | |
247 | /* If first option is a device, don't force the mode yet */ | |
248 | if (opt == 1) { | |
249 | if (devs_found == 0) { | |
250 | dv = malloc(sizeof(*dv)); | |
251 | if (dv == NULL) { | |
252 | fprintf(stderr, Name ": malloc failed\n"); | |
253 | exit(3); | |
254 | } | |
255 | dv->devname = optarg; | |
256 | dv->disposition = devmode; | |
dfd4d8ee | 257 | dv->writemostly = writemostly; |
fe80f49b | 258 | dv->re_add = re_add; |
da6b5ca9 | 259 | dv->used = 0; |
9008ed1c | 260 | dv->content = NULL; |
0320ea45 NB |
261 | dv->next = NULL; |
262 | *devlistend = dv; | |
263 | devlistend = &dv->next; | |
aba69144 | 264 | |
0320ea45 NB |
265 | devs_found++; |
266 | continue; | |
267 | } | |
268 | /* No mode yet, and this is the second device ... */ | |
269 | fprintf(stderr, Name ": An option must be given to set the mode before a second device is listed\n"); | |
270 | exit(2); | |
271 | } | |
e0d19036 | 272 | if (option_index >= 0) |
0320ea45 | 273 | fprintf(stderr, Name ": --%s", long_options[option_index].name); |
e0d19036 | 274 | else |
0320ea45 NB |
275 | fprintf(stderr, Name ": -%c", opt); |
276 | fprintf(stderr, " does not set the mode, and so cannot be the first option.\n"); | |
e0d19036 NB |
277 | exit(2); |
278 | } | |
279 | ||
280 | /* if we just set the mode, then done */ | |
281 | switch(opt) { | |
282 | case '@': | |
283 | case '#': | |
284 | case 'A': | |
285 | case 'B': | |
286 | case 'C': | |
287 | case 'F': | |
dd0781e5 | 288 | case 'G': |
8382f19b | 289 | case 'I': |
1f48664b | 290 | case AutoDetect: |
e0d19036 NB |
291 | continue; |
292 | } | |
293 | if (opt == 1) { | |
294 | /* an undecorated option - must be a device name. | |
295 | */ | |
cd29a5c8 | 296 | if (devs_found > 0 && mode == '@' && !devmode) { |
dd0781e5 | 297 | fprintf(stderr, Name ": Must give one of -a/-r/-f for subsequent devices at %s\n", optarg); |
52826846 NB |
298 | exit(2); |
299 | } | |
e5329c37 NB |
300 | if (devs_found > 0 && mode == 'G' && !devmode) { |
301 | fprintf(stderr, Name ": Must give one of -a for devices do add: %s\n", optarg); | |
302 | exit(2); | |
303 | } | |
cd29a5c8 NB |
304 | dv = malloc(sizeof(*dv)); |
305 | if (dv == NULL) { | |
306 | fprintf(stderr, Name ": malloc failed\n"); | |
307 | exit(3); | |
308 | } | |
309 | dv->devname = optarg; | |
310 | dv->disposition = devmode; | |
dfd4d8ee | 311 | dv->writemostly = writemostly; |
fe80f49b | 312 | dv->re_add = re_add; |
9008ed1c N |
313 | dv->used = 0; |
314 | dv->content = NULL; | |
cd29a5c8 NB |
315 | dv->next = NULL; |
316 | *devlistend = dv; | |
317 | devlistend = &dv->next; | |
aba69144 | 318 | |
52826846 NB |
319 | devs_found++; |
320 | continue; | |
682c7051 | 321 | } |
682c7051 | 322 | |
52826846 NB |
323 | /* We've got a mode, and opt is now something else which |
324 | * could depend on the mode */ | |
325 | #define O(a,b) ((a<<8)|b) | |
326 | switch (O(mode,opt)) { | |
e0d19036 NB |
327 | case O(CREATE,'c'): |
328 | case O(BUILD,'c'): /* chunk or rounding */ | |
52826846 NB |
329 | if (chunk) { |
330 | fprintf(stderr, Name ": chunk/rounding may only be specified once. " | |
331 | "Second value is %s.\n", optarg); | |
332 | exit(2); | |
333 | } | |
334 | chunk = strtol(optarg, &c, 10); | |
335 | if (!optarg[0] || *c || chunk<4 || ((chunk-1)&chunk)) { | |
336 | fprintf(stderr, Name ": invalid chunk/rounding value: %s\n", | |
337 | optarg); | |
338 | exit(2); | |
339 | } | |
340 | continue; | |
64c4757e | 341 | |
589395d6 NB |
342 | case O(ASSEMBLE,AutoHomeHost): |
343 | auto_update_home = 1; | |
344 | continue; | |
8382f19b | 345 | case O(INCREMENTAL, 'e'): |
f9ce90ba NB |
346 | case O(CREATE,'e'): |
347 | case O(ASSEMBLE,'e'): | |
348 | case O(MISC,'e'): /* set metadata (superblock) information */ | |
349 | if (ss) { | |
350 | fprintf(stderr, Name ": metadata information already given\n"); | |
351 | exit(2); | |
352 | } | |
aba69144 | 353 | for(i=0; !ss && superlist[i]; i++) |
82d9eba6 NB |
354 | ss = superlist[i]->match_metadata_desc(optarg); |
355 | ||
f9ce90ba NB |
356 | if (!ss) { |
357 | fprintf(stderr, Name ": unrecognised metadata identifier: %s\n", optarg); | |
358 | exit(2); | |
359 | } | |
ea329559 | 360 | max_disks = ss->max_devs; |
f9ce90ba NB |
361 | continue; |
362 | ||
dfd4d8ee NB |
363 | case O(MANAGE,'W'): |
364 | case O(BUILD,'W'): | |
365 | case O(CREATE,'W'): | |
366 | /* set write-mostly for following devices */ | |
367 | writemostly = 1; | |
368 | continue; | |
369 | ||
b3d31955 N |
370 | case O(MANAGE,'w'): |
371 | /* clear write-mostly for following devices */ | |
372 | writemostly = 2; | |
373 | continue; | |
374 | ||
375 | ||
dd0781e5 | 376 | case O(GROW,'z'): |
e0d19036 | 377 | case O(CREATE,'z'): /* size */ |
dd0781e5 | 378 | if (size >= 0) { |
52826846 NB |
379 | fprintf(stderr, Name ": size may only be specified once. " |
380 | "Second value is %s.\n", optarg); | |
381 | exit(2); | |
382 | } | |
dd0781e5 NB |
383 | if (strcmp(optarg, "max")==0) |
384 | size = 0; | |
385 | else { | |
5dd497ee | 386 | size = strtoll(optarg, &c, 10); |
dd0781e5 NB |
387 | if (!optarg[0] || *c || size < 4) { |
388 | fprintf(stderr, Name ": invalid size: %s\n", | |
389 | optarg); | |
390 | exit(2); | |
391 | } | |
52826846 NB |
392 | } |
393 | continue; | |
64c4757e | 394 | |
b5e64645 | 395 | case O(GROW,'l'): /* hack - needed to understand layout */ |
e0d19036 NB |
396 | case O(CREATE,'l'): |
397 | case O(BUILD,'l'): /* set raid level*/ | |
98c6faba | 398 | if (level != UnSet) { |
52826846 NB |
399 | fprintf(stderr, Name ": raid level may only be set once. " |
400 | "Second value is %s.\n", optarg); | |
401 | exit(2); | |
402 | } | |
403 | level = map_name(pers, optarg); | |
98c6faba | 404 | if (level == UnSet) { |
52826846 NB |
405 | fprintf(stderr, Name ": invalid raid level: %s\n", |
406 | optarg); | |
407 | exit(2); | |
408 | } | |
b5e64645 | 409 | if (level != 0 && level != -1 && level != 1 && level != -4 && level != -5 && mode == BUILD) { |
52826846 NB |
410 | fprintf(stderr, Name ": Raid level %s not permitted with --build.\n", |
411 | optarg); | |
412 | exit(2); | |
413 | } | |
e0d19036 | 414 | if (sparedisks > 0 && level < 1 && level >= -1) { |
b83d95f3 | 415 | fprintf(stderr, Name ": raid level %s is incompatible with spare-devices setting.\n", |
52826846 NB |
416 | optarg); |
417 | exit(2); | |
418 | } | |
cd29a5c8 | 419 | ident.level = level; |
52826846 | 420 | continue; |
64c4757e | 421 | |
e0d19036 | 422 | case O(CREATE,'p'): /* raid5 layout */ |
b5e64645 NB |
423 | case O(BUILD,'p'): /* faulty layout */ |
424 | case O(GROW, 'p'): /* faulty reconfig */ | |
e5329c37 | 425 | if (layout != UnSet) { |
52826846 NB |
426 | fprintf(stderr,Name ": layout may only be sent once. " |
427 | "Second value was %s\n", optarg); | |
428 | exit(2); | |
429 | } | |
430 | switch(level) { | |
431 | default: | |
56eb10c0 | 432 | fprintf(stderr, Name ": layout not meaningful for %s arrays.\n", |
52826846 NB |
433 | map_num(pers, level)); |
434 | exit(2); | |
98c6faba | 435 | case UnSet: |
52826846 NB |
436 | fprintf(stderr, Name ": raid level must be given before layout.\n"); |
437 | exit(2); | |
438 | ||
439 | case 5: | |
98c6faba | 440 | case 6: |
52826846 | 441 | layout = map_name(r5layout, optarg); |
98c6faba | 442 | if (layout==UnSet) { |
52826846 NB |
443 | fprintf(stderr, Name ": layout %s not understood for raid5.\n", |
444 | optarg); | |
445 | exit(2); | |
446 | } | |
447 | break; | |
e5329c37 NB |
448 | |
449 | case 10: | |
b578481c NB |
450 | /* 'f', 'o' or 'n' followed by a number <= raid_disks */ |
451 | if ((optarg[0] != 'n' && optarg[0] != 'f' && optarg[0] != 'o') || | |
e5329c37 NB |
452 | (copies = strtoul(optarg+1, &cp, 10)) < 1 || |
453 | copies > 200 || | |
454 | *cp) { | |
b578481c | 455 | fprintf(stderr, Name ": layout for raid10 must be 'nNN', 'oNN' or 'fNN' where NN is a number, not %s\n", optarg); |
e5329c37 NB |
456 | exit(2); |
457 | } | |
458 | if (optarg[0] == 'n') | |
459 | layout = 256 + copies; | |
b578481c NB |
460 | else if (optarg[0] == 'o') |
461 | layout = 0x10000 + (copies<<8) + 1; | |
e5329c37 NB |
462 | else |
463 | layout = 1 + (copies<<8); | |
464 | break; | |
b5e64645 NB |
465 | case -5: /* Faulty |
466 | * modeNNN | |
467 | */ | |
aba69144 | 468 | |
b5e64645 NB |
469 | { |
470 | int ln = strcspn(optarg, "0123456789"); | |
471 | char *m = strdup(optarg); | |
472 | int mode; | |
473 | m[ln] = 0; | |
474 | mode = map_name(faultylayout, m); | |
475 | if (mode == UnSet) { | |
476 | fprintf(stderr, Name ": layout %s not understood for faulty.\n", | |
477 | optarg); | |
478 | exit(2); | |
479 | } | |
480 | layout = mode | (atoi(optarg+ln)<< ModeShift); | |
481 | } | |
52826846 NB |
482 | } |
483 | continue; | |
484 | ||
997aed5d NB |
485 | case O(CREATE,AssumeClean): |
486 | case O(BUILD,AssumeClean): /* assume clean */ | |
dd0781e5 NB |
487 | assume_clean = 1; |
488 | continue; | |
489 | ||
490 | case O(GROW,'n'): | |
e0d19036 NB |
491 | case O(CREATE,'n'): |
492 | case O(BUILD,'n'): /* number of raid disks */ | |
52826846 | 493 | if (raiddisks) { |
b83d95f3 | 494 | fprintf(stderr, Name ": raid-devices set twice: %d and %s\n", |
52826846 NB |
495 | raiddisks, optarg); |
496 | exit(2); | |
497 | } | |
498 | raiddisks = strtol(optarg, &c, 10); | |
e4c4352e | 499 | if (!optarg[0] || *c || raiddisks<=0) { |
b83d95f3 | 500 | fprintf(stderr, Name ": invalid number of raid devices: %s\n", |
52826846 NB |
501 | optarg); |
502 | exit(2); | |
503 | } | |
cd29a5c8 | 504 | ident.raid_disks = raiddisks; |
52826846 NB |
505 | continue; |
506 | ||
e0d19036 | 507 | case O(CREATE,'x'): /* number of spare (eXtra) discs */ |
52826846 | 508 | if (sparedisks) { |
b83d95f3 | 509 | fprintf(stderr,Name ": spare-devices set twice: %d and %s\n", |
52826846 NB |
510 | sparedisks, optarg); |
511 | exit(2); | |
512 | } | |
98c6faba | 513 | if (level != UnSet && level <= 0 && level >= -1) { |
b83d95f3 | 514 | fprintf(stderr, Name ": spare-devices setting is incompatible with raid level %d\n", |
52826846 NB |
515 | level); |
516 | exit(2); | |
517 | } | |
518 | sparedisks = strtol(optarg, &c, 10); | |
e4c4352e | 519 | if (!optarg[0] || *c || sparedisks < 0) { |
b83d95f3 | 520 | fprintf(stderr, Name ": invalid number of spare-devices: %s\n", |
52826846 NB |
521 | optarg); |
522 | exit(2); | |
523 | } | |
524 | continue; | |
dd0781e5 NB |
525 | |
526 | case O(CREATE,'a'): | |
527 | case O(BUILD,'a'): | |
95b79df0 | 528 | case O(INCREMENTAL,'a'): |
dd0781e5 | 529 | case O(ASSEMBLE,'a'): /* auto-creation of device node */ |
f1ae21c4 | 530 | autof = parse_auto(optarg, "--auto flag", 0); |
dd0781e5 NB |
531 | continue; |
532 | ||
38098016 NB |
533 | case O(CREATE,Symlinks): |
534 | case O(BUILD,Symlinks): | |
535 | case O(ASSEMBLE,Symlinks): /* auto creation of symlinks in /dev to /dev/md */ | |
536 | symlinks = optarg; | |
537 | continue; | |
538 | ||
aa88f531 | 539 | case O(BUILD,'f'): /* force honouring '-n 1' */ |
bd72c2b2 | 540 | case O(GROW,'f'): /* ditto */ |
e0d19036 NB |
541 | case O(CREATE,'f'): /* force honouring of device list */ |
542 | case O(ASSEMBLE,'f'): /* force assembly */ | |
543 | case O(MISC,'f'): /* force zero */ | |
52826846 NB |
544 | force=1; |
545 | continue; | |
546 | ||
547 | /* now for the Assemble options */ | |
3d3dd91e | 548 | case O(CREATE,'u'): /* uuid of array */ |
e0d19036 | 549 | case O(ASSEMBLE,'u'): /* uuid of array */ |
52826846 | 550 | if (ident.uuid_set) { |
cd29a5c8 | 551 | fprintf(stderr, Name ": uuid cannot be set twice. " |
52826846 NB |
552 | "Second value %s.\n", optarg); |
553 | exit(2); | |
554 | } | |
555 | if (parse_uuid(optarg, ident.uuid)) | |
556 | ident.uuid_set = 1; | |
557 | else { | |
558 | fprintf(stderr,Name ": Bad uuid: %s\n", optarg); | |
559 | exit(2); | |
560 | } | |
561 | continue; | |
562 | ||
947fd4dd NB |
563 | case O(CREATE,'N'): |
564 | case O(ASSEMBLE,'N'): | |
565 | if (ident.name[0]) { | |
566 | fprintf(stderr, Name ": name cannot be set twice. " | |
567 | "Second value %s.\n", optarg); | |
568 | exit(2); | |
569 | } | |
570 | if (strlen(optarg) > 32) { | |
571 | fprintf(stderr, Name ": name '%s' is too long, 32 chars max.\n", | |
572 | optarg); | |
573 | exit(2); | |
574 | } | |
575 | strcpy(ident.name, optarg); | |
576 | continue; | |
577 | ||
e0d19036 | 578 | case O(ASSEMBLE,'m'): /* super-minor for array */ |
98c6faba | 579 | if (ident.super_minor != UnSet) { |
cd29a5c8 NB |
580 | fprintf(stderr, Name ": super-minor cannot be set twice. " |
581 | "Second value: %s.\n", optarg); | |
582 | exit(2); | |
583 | } | |
d013a55e NB |
584 | if (strcmp(optarg, "dev")==0) |
585 | ident.super_minor = -2; | |
586 | else { | |
587 | ident.super_minor = strtoul(optarg, &cp, 10); | |
588 | if (!optarg[0] || *cp) { | |
589 | fprintf(stderr, Name ": Bad super-minor number: %s.\n", optarg); | |
590 | exit(2); | |
591 | } | |
cd29a5c8 NB |
592 | } |
593 | continue; | |
594 | ||
5787fa49 NB |
595 | case O(ASSEMBLE,'U'): /* update the superblock */ |
596 | if (update) { | |
597 | fprintf(stderr, Name ": Can only update one aspect of superblock, both %s and %s given.\n", | |
598 | update, optarg); | |
599 | exit(2); | |
600 | } | |
601 | update = optarg; | |
aba69144 | 602 | if (strcmp(update, "sparc2.2")==0) |
e5329c37 | 603 | continue; |
5787fa49 NB |
604 | if (strcmp(update, "super-minor") == 0) |
605 | continue; | |
feb716e9 NB |
606 | if (strcmp(update, "summaries")==0) |
607 | continue; | |
e5329c37 NB |
608 | if (strcmp(update, "resync")==0) |
609 | continue; | |
7d99579f NB |
610 | if (strcmp(update, "uuid")==0) |
611 | continue; | |
c4f12c13 NB |
612 | if (strcmp(update, "name")==0) |
613 | continue; | |
0237e0ca NB |
614 | if (strcmp(update, "homehost")==0) |
615 | continue; | |
bee8ec56 NB |
616 | if (strcmp(update, "devicesize")==0) |
617 | continue; | |
586ed405 NB |
618 | if (strcmp(update, "byteorder")==0) { |
619 | if (ss) { | |
620 | fprintf(stderr, Name ": must not set metadata type with --update=byteorder.\n"); | |
621 | exit(2); | |
622 | } | |
aba69144 | 623 | for(i=0; !ss && superlist[i]; i++) |
586ed405 NB |
624 | ss = superlist[i]->match_metadata_desc("0.swap"); |
625 | if (!ss) { | |
626 | fprintf(stderr, Name ": INTERNAL ERROR cannot find 0.swap\n"); | |
627 | exit(2); | |
628 | } | |
629 | ||
630 | continue; | |
631 | } | |
0047d254 NB |
632 | if (strcmp(update,"?") == 0 || |
633 | strcmp(update, "help") == 0) { | |
634 | outf = stdout; | |
635 | fprintf(outf, Name ": "); | |
636 | } else { | |
637 | outf = stderr; | |
638 | fprintf(outf, | |
639 | Name ": '--update=%s' is invalid. ", | |
640 | update); | |
641 | } | |
642 | fprintf(outf, "Valid --update options are:\n" | |
bee8ec56 NB |
643 | " 'sparc2.2', 'super-minor', 'uuid', 'name', 'resync',\n" |
644 | " 'summaries', 'homehost', 'byteorder', 'devicesize'.\n"); | |
0047d254 | 645 | exit(outf == stdout ? 0 : 2); |
5787fa49 | 646 | |
997aed5d | 647 | case O(ASSEMBLE,NoDegraded): /* --no-degraded */ |
0047d254 NB |
648 | runstop = -1; /* --stop isn't allowed for --assemble, |
649 | * so we overload slightly */ | |
b8a8ccf9 NB |
650 | continue; |
651 | ||
e0d19036 | 652 | case O(ASSEMBLE,'c'): /* config file */ |
7b187ed7 | 653 | case O(INCREMENTAL, 'c'): |
2d465520 | 654 | case O(MISC, 'c'): |
e0d19036 | 655 | case O(MONITOR,'c'): |
52826846 NB |
656 | if (configfile) { |
657 | fprintf(stderr, Name ": configfile cannot be set twice. " | |
658 | "Second value is %s.\n", optarg); | |
659 | exit(2); | |
660 | } | |
661 | configfile = optarg; | |
8aec876d | 662 | set_conffile(configfile); |
52826846 NB |
663 | /* FIXME possibly check that config file exists. Even parse it */ |
664 | continue; | |
e0d19036 NB |
665 | case O(ASSEMBLE,'s'): /* scan */ |
666 | case O(MISC,'s'): | |
667 | case O(MONITOR,'s'): | |
8382f19b | 668 | case O(INCREMENTAL,'s'): |
52826846 NB |
669 | scan = 1; |
670 | continue; | |
671 | ||
e0d19036 | 672 | case O(MONITOR,'m'): /* mail address */ |
52826846 NB |
673 | if (mailaddr) |
674 | fprintf(stderr, Name ": only specify one mailaddress. %s ignored.\n", | |
675 | optarg); | |
676 | else | |
677 | mailaddr = optarg; | |
678 | continue; | |
679 | ||
e0d19036 | 680 | case O(MONITOR,'p'): /* alert program */ |
52826846 NB |
681 | if (program) |
682 | fprintf(stderr, Name ": only specify one alter program. %s ignored.\n", | |
683 | optarg); | |
684 | else | |
685 | program = optarg; | |
686 | continue; | |
64c4757e | 687 | |
e0d19036 | 688 | case O(MONITOR,'d'): /* delay in seconds */ |
f5e166fe | 689 | case O(GROW, 'd'): |
c82f047c NB |
690 | case O(BUILD,'d'): /* delay for bitmap updates */ |
691 | case O(CREATE,'d'): | |
52826846 NB |
692 | if (delay) |
693 | fprintf(stderr, Name ": only specify delay once. %s ignored.\n", | |
694 | optarg); | |
695 | else { | |
696 | delay = strtol(optarg, &c, 10); | |
697 | if (!optarg[0] || *c || delay<1) { | |
698 | fprintf(stderr, Name ": invalid delay: %s\n", | |
699 | optarg); | |
700 | exit(2); | |
701 | } | |
702 | } | |
703 | continue; | |
d013a55e NB |
704 | case O(MONITOR,'f'): /* daemonise */ |
705 | daemonise = 1; | |
706 | continue; | |
b5e64645 NB |
707 | case O(MONITOR,'i'): /* pid */ |
708 | if (pidfile) | |
709 | fprintf(stderr, Name ": only specify one pid file. %s ignored.\n", | |
710 | optarg); | |
711 | else | |
712 | pidfile = optarg; | |
713 | continue; | |
aa88f531 NB |
714 | case O(MONITOR,'1'): /* oneshot */ |
715 | oneshot = 1; | |
716 | continue; | |
98c6faba NB |
717 | case O(MONITOR,'t'): /* test */ |
718 | test = 1; | |
719 | continue; | |
773135f5 | 720 | case O(MONITOR,'y'): /* log messages to syslog */ |
6ac8aac2 | 721 | openlog("mdadm", LOG_PID, SYSLOG_FACILITY); |
773135f5 NB |
722 | dosyslog = 1; |
723 | continue; | |
52826846 NB |
724 | |
725 | /* now the general management options. Some are applicable | |
726 | * to other modes. None have arguments. | |
727 | */ | |
e5329c37 | 728 | case O(GROW,'a'): |
dd0781e5 | 729 | case O(MANAGE,'a'): /* add a drive */ |
52826846 | 730 | devmode = 'a'; |
fe80f49b NB |
731 | re_add = 0; |
732 | continue; | |
997aed5d | 733 | case O(MANAGE,ReAdd): |
fe80f49b NB |
734 | devmode = 'a'; |
735 | re_add = 1; | |
52826846 | 736 | continue; |
e0d19036 | 737 | case O(MANAGE,'r'): /* remove a drive */ |
52826846 NB |
738 | devmode = 'r'; |
739 | continue; | |
e0d19036 | 740 | case O(MANAGE,'f'): /* set faulty */ |
52826846 NB |
741 | devmode = 'f'; |
742 | continue; | |
8382f19b | 743 | case O(INCREMENTAL,'R'): |
e0d19036 NB |
744 | case O(MANAGE,'R'): |
745 | case O(ASSEMBLE,'R'): | |
746 | case O(BUILD,'R'): | |
747 | case O(CREATE,'R'): /* Run the array */ | |
52826846 NB |
748 | if (runstop < 0) { |
749 | fprintf(stderr, Name ": Cannot both Stop and Run an array\n"); | |
750 | exit(2); | |
751 | } | |
752 | runstop = 1; | |
753 | continue; | |
e0d19036 | 754 | case O(MANAGE,'S'): |
52826846 NB |
755 | if (runstop > 0) { |
756 | fprintf(stderr, Name ": Cannot both Run and Stop an array\n"); | |
757 | exit(2); | |
758 | } | |
759 | runstop = -1; | |
760 | continue; | |
761 | ||
e0d19036 NB |
762 | case O(MISC,'Q'): |
763 | case O(MISC,'D'): | |
764 | case O(MISC,'E'): | |
765 | case O(MISC,'K'): | |
766 | case O(MISC,'R'): | |
767 | case O(MISC,'S'): | |
c82f047c | 768 | case O(MISC,'X'): |
e0d19036 NB |
769 | case O(MISC,'o'): |
770 | case O(MISC,'w'): | |
b90c0e9a | 771 | case O(MISC,'W'): |
1770662b | 772 | case O(MISC, Waitclean): |
4cce4069 | 773 | case O(MISC, DetailPlatform): |
e0d19036 NB |
774 | if (devmode && devmode != opt && |
775 | (devmode == 'E' || (opt == 'E' && devmode != 'Q'))) { | |
776 | fprintf(stderr, Name ": --examine/-E cannot be given with -%c\n", | |
777 | devmode =='E'?opt:devmode); | |
778 | exit(2); | |
779 | } | |
780 | devmode = opt; | |
781 | continue; | |
feb716e9 NB |
782 | case O(MISC,'t'): |
783 | test = 1; | |
784 | continue; | |
e0d19036 | 785 | |
997aed5d | 786 | case O(MISC, Sparc22): |
bd526cee NB |
787 | if (devmode != 'E') { |
788 | fprintf(stderr, Name ": --sparc2.2 only allowed with --examine\n"); | |
789 | exit(2); | |
790 | } | |
791 | SparcAdjust = 1; | |
792 | continue; | |
c82f047c NB |
793 | |
794 | case O(ASSEMBLE,'b'): /* here we simply set the bitmap file */ | |
795 | if (!optarg) { | |
796 | fprintf(stderr, Name ": bitmap file needed with -b in --assemble mode\n"); | |
797 | exit(2); | |
798 | } | |
55935d51 NB |
799 | if (strcmp(optarg, "internal")==0) { |
800 | fprintf(stderr, Name ": there is no need to specify --bitmap when assembling arrays with internal bitmaps\n"); | |
801 | continue; | |
802 | } | |
c82f047c NB |
803 | bitmap_fd = open(optarg, O_RDWR); |
804 | if (!*optarg || bitmap_fd < 0) { | |
805 | fprintf(stderr, Name ": cannot open bitmap file %s: %s\n", optarg, strerror(errno)); | |
806 | exit(2); | |
807 | } | |
808 | ident.bitmap_fd = bitmap_fd; /* for Assemble */ | |
809 | continue; | |
f5e166fe | 810 | |
997aed5d NB |
811 | case O(ASSEMBLE, BackupFile): |
812 | case O(GROW, BackupFile): | |
06b0d786 NB |
813 | /* Specify a file into which grow might place a backup, |
814 | * or from which assemble might recover a backup | |
815 | */ | |
816 | if (backup_file) { | |
817 | fprintf(stderr, Name ": backup file already specified, rejecting %s\n", optarg); | |
818 | exit(2); | |
819 | } | |
820 | backup_file = optarg; | |
821 | continue; | |
822 | ||
c82f047c NB |
823 | case O(BUILD,'b'): |
824 | case O(CREATE,'b'): /* here we create the bitmap */ | |
85375d6d NB |
825 | if (strcmp(optarg, "none") == 0) { |
826 | fprintf(stderr, Name ": '--bitmap none' only" | |
827 | " support for --grow\n"); | |
828 | exit(2); | |
829 | } | |
830 | /* FALL THROUGH */ | |
831 | case O(GROW,'b'): | |
1e0d770c NB |
832 | if (strcmp(optarg, "internal")== 0 || |
833 | strcmp(optarg, "none")== 0 || | |
834 | strchr(optarg, '/') != NULL) { | |
835 | bitmap_file = optarg; | |
836 | continue; | |
837 | } | |
838 | /* probable typo */ | |
839 | fprintf(stderr, Name ": bitmap file must contain a '/', or be 'internal', or 'none'\n"); | |
840 | exit(2); | |
c82f047c | 841 | |
997aed5d NB |
842 | case O(GROW,BitmapChunk): |
843 | case O(BUILD,BitmapChunk): | |
844 | case O(CREATE,BitmapChunk): /* bitmap chunksize */ | |
c82f047c NB |
845 | bitmap_chunk = strtol(optarg, &c, 10); |
846 | if (!optarg[0] || *c || bitmap_chunk < 0 || | |
847 | bitmap_chunk & (bitmap_chunk - 1)) { | |
848 | fprintf(stderr, Name ": invalid bitmap chunksize: %s\n", | |
849 | optarg); | |
850 | exit(2); | |
851 | } | |
852 | /* convert K to B, chunk of 0K means 512B */ | |
853 | bitmap_chunk = bitmap_chunk ? bitmap_chunk * 1024 : 512; | |
854 | continue; | |
dfd4d8ee | 855 | |
7d19ad0d | 856 | case O(GROW, WriteBehind): |
997aed5d NB |
857 | case O(BUILD, WriteBehind): |
858 | case O(CREATE, WriteBehind): /* write-behind mode */ | |
dfd4d8ee NB |
859 | write_behind = DEFAULT_MAX_WRITE_BEHIND; |
860 | if (optarg) { | |
861 | write_behind = strtol(optarg, &c, 10); | |
862 | if (write_behind < 0 || *c || | |
863 | write_behind > 16383) { | |
864 | fprintf(stderr, Name ": Invalid value for maximum outstanding write-behind writes: %s.\n\tMust be between 0 and 16383.\n", optarg); | |
865 | exit(2); | |
866 | } | |
867 | } | |
868 | continue; | |
8382f19b NB |
869 | |
870 | case O(INCREMENTAL, 'r'): | |
871 | rebuild_map = 1; | |
872 | continue; | |
52826846 NB |
873 | } |
874 | /* We have now processed all the valid options. Anything else is | |
875 | * an error | |
876 | */ | |
06b0d786 NB |
877 | if (option_index > 0) |
878 | fprintf(stderr, Name ":option --%s not valid in %s mode\n", | |
879 | long_options[option_index].name, | |
880 | map_num(modes, mode)); | |
881 | else | |
882 | fprintf(stderr, Name ": option -%c not valid in %s mode\n", | |
883 | opt, map_num(modes, mode)); | |
64c4757e | 884 | exit(2); |
52826846 NB |
885 | |
886 | } | |
887 | ||
3d4064cc NB |
888 | if (print_help) { |
889 | char *help_text = Help; | |
890 | if (print_help == 2) | |
891 | help_text = OptionHelp; | |
892 | else | |
893 | switch (mode) { | |
894 | case ASSEMBLE : help_text = Help_assemble; break; | |
895 | case BUILD : help_text = Help_build; break; | |
896 | case CREATE : help_text = Help_create; break; | |
897 | case MANAGE : help_text = Help_manage; break; | |
898 | case MISC : help_text = Help_misc; break; | |
899 | case MONITOR : help_text = Help_monitor; break; | |
900 | case GROW : help_text = Help_grow; break; | |
8382f19b | 901 | case INCREMENTAL:help_text= Help_incr; break; |
3d4064cc | 902 | } |
0047d254 | 903 | fputs(help_text,stdout); |
3d4064cc NB |
904 | exit(0); |
905 | } | |
906 | ||
0320ea45 NB |
907 | if (!mode && devs_found) { |
908 | mode = MISC; | |
909 | devmode = 'Q'; | |
910 | if (devlist->disposition == 0) | |
911 | devlist->disposition = devmode; | |
912 | } | |
52826846 NB |
913 | if (!mode) { |
914 | fputs(Usage, stderr); | |
64c4757e | 915 | exit(2); |
64c4757e | 916 | } |
38098016 NB |
917 | |
918 | if (symlinks) { | |
919 | struct createinfo *ci = conf_get_create_info(); | |
920 | ||
921 | if (strcasecmp(symlinks, "yes") == 0) | |
922 | ci->symlinks = 1; | |
923 | else if (strcasecmp(symlinks, "no") == 0) | |
924 | ci->symlinks = 0; | |
925 | else { | |
926 | fprintf(stderr, Name ": option --symlinks must be 'no' or 'yes'\n"); | |
927 | exit(2); | |
928 | } | |
929 | } | |
52826846 NB |
930 | /* Ok, got the option parsing out of the way |
931 | * hopefully it's mostly right but there might be some stuff | |
932 | * missing | |
933 | * | |
e0d19036 | 934 | * That is mosty checked in the per-mode stuff but... |
52826846 NB |
935 | * |
936 | * For @,B,C and A without -s, the first device listed must be an md device | |
937 | * we check that here and open it. | |
64c4757e | 938 | */ |
52826846 | 939 | |
dd0781e5 NB |
940 | if (mode==MANAGE || mode == BUILD || mode == CREATE || mode == GROW || |
941 | (mode == ASSEMBLE && ! scan)) { | |
52826846 NB |
942 | if (devs_found < 1) { |
943 | fprintf(stderr, Name ": an md device must be given in this mode\n"); | |
944 | exit(2); | |
945 | } | |
dd0781e5 | 946 | if ((int)ident.super_minor == -2 && autof) { |
aba69144 | 947 | fprintf(stderr, Name ": --super-minor=dev is incompatible with --auto\n"); |
dd0781e5 NB |
948 | exit(2); |
949 | } | |
7f91af49 | 950 | if (mode == MANAGE || mode == GROW) { |
6be1d39d | 951 | mdfd = open_mddev(devlist->devname, 1); |
7f91af49 N |
952 | if (mdfd < 0) |
953 | exit(1); | |
954 | } else | |
955 | /* non-existent device is OK */ | |
956 | mdfd = open_mddev(devlist->devname, 0); | |
957 | if (mdfd == -2) { | |
958 | fprintf(stderr, Name ": device %s exists but is not an " | |
959 | "md array.\n", devlist->devname); | |
52826846 | 960 | exit(1); |
7f91af49 | 961 | } |
98c6faba | 962 | if ((int)ident.super_minor == -2) { |
d013a55e | 963 | struct stat stb; |
7f91af49 N |
964 | if (mdfd < 0) { |
965 | fprintf(stderr, Name ": --super-minor=dev given, and " | |
966 | "listed device %s doesn't exist.\n", | |
967 | devlist->devname); | |
968 | exit(1); | |
969 | } | |
d013a55e | 970 | fstat(mdfd, &stb); |
0df46c2a | 971 | ident.super_minor = minor(stb.st_rdev); |
d013a55e | 972 | } |
7f91af49 N |
973 | if (mdfd >= 0 && mode != MANAGE && mode != GROW) { |
974 | /* We don't really want this open yet, we just might | |
975 | * have wanted to check some things | |
976 | */ | |
977 | close(mdfd); | |
978 | mdfd = -1; | |
979 | } | |
64c4757e | 980 | } |
52826846 | 981 | |
e4c4352e NB |
982 | if (raiddisks) { |
983 | if (raiddisks > max_disks) { | |
6fbba4c9 NB |
984 | fprintf(stderr, Name ": invalid number of raid devices: %d\n", |
985 | raiddisks); | |
e4c4352e NB |
986 | exit(2); |
987 | } | |
988 | if (raiddisks == 1 && !force && level != -5) { | |
989 | fprintf(stderr, Name ": '1' is an unusual number of drives for an array, so it is probably\n" | |
990 | " a mistake. If you really mean it you will need to specify --force before\n" | |
991 | " setting the number of drives.\n"); | |
992 | exit(2); | |
993 | } | |
994 | } | |
995 | if (sparedisks) { | |
996 | if ( sparedisks > max_disks - raiddisks) { | |
6fbba4c9 NB |
997 | fprintf(stderr, Name ": invalid number of spare-devices: %d\n", |
998 | sparedisks); | |
e4c4352e NB |
999 | exit(2); |
1000 | } | |
1001 | } | |
c82f047c | 1002 | |
997aed5d | 1003 | if (homehost == NULL) |
8aec876d | 1004 | homehost = conf_get_homehost(); |
9180c81b | 1005 | if (homehost == NULL || strcmp(homehost, "<system>")==0) { |
05697ec1 NB |
1006 | if (gethostname(sys_hostname, sizeof(sys_hostname)) == 0) { |
1007 | sys_hostname[sizeof(sys_hostname)-1] = 0; | |
1008 | homehost = sys_hostname; | |
1009 | } | |
1010 | } | |
997aed5d | 1011 | |
7f91af49 N |
1012 | ident.autof = autof; |
1013 | ||
52826846 NB |
1014 | rv = 0; |
1015 | switch(mode) { | |
e0d19036 | 1016 | case MANAGE: |
52826846 NB |
1017 | /* readonly, add/remove, readwrite, runstop */ |
1018 | if (readonly>0) | |
cd29a5c8 | 1019 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 1020 | if (!rv && devs_found>1) |
cd29a5c8 | 1021 | rv = Manage_subdevs(devlist->devname, mdfd, |
dab6685f | 1022 | devlist->next, verbose-quiet); |
52826846 | 1023 | if (!rv && readonly < 0) |
cd29a5c8 | 1024 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 1025 | if (!rv && runstop) |
ab56093f | 1026 | rv = Manage_runstop(devlist->devname, mdfd, runstop, quiet); |
52826846 | 1027 | break; |
e0d19036 | 1028 | case ASSEMBLE: |
d013a55e | 1029 | if (devs_found == 1 && ident.uuid_set == 0 && |
947fd4dd | 1030 | ident.super_minor == UnSet && ident.name[0] == 0 && !scan ) { |
d013a55e | 1031 | /* Only a device has been given, so get details from config file */ |
8aec876d | 1032 | mddev_ident_t array_ident = conf_get_ident(devlist->devname); |
b5e64645 NB |
1033 | if (array_ident == NULL) { |
1034 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
1035 | devlist->devname); | |
d013a55e | 1036 | rv |= 1; |
7f91af49 N |
1037 | if (mdfd >= 0) |
1038 | close(mdfd); | |
b5e64645 | 1039 | } else { |
7f91af49 N |
1040 | if (array_ident->autof == 0) |
1041 | array_ident->autof = autof; | |
1042 | rv |= Assemble(ss, devlist->devname, array_ident, | |
1043 | NULL, backup_file, | |
1044 | readonly, runstop, update, homehost, verbose-quiet, force); | |
d013a55e NB |
1045 | } |
1046 | } else if (!scan) | |
7f91af49 | 1047 | rv = Assemble(ss, devlist->devname, &ident, |
06b0d786 | 1048 | devlist->next, backup_file, |
e5eac01f | 1049 | readonly, runstop, update, homehost, verbose-quiet, force); |
5787fa49 NB |
1050 | else if (devs_found>0) { |
1051 | if (update && devs_found > 1) { | |
1052 | fprintf(stderr, Name ": can only update a single array at a time\n"); | |
1053 | exit(1); | |
1054 | } | |
06b0d786 NB |
1055 | if (backup_file && devs_found > 1) { |
1056 | fprintf(stderr, Name ": can only assemble a single array when providing a backup file.\n"); | |
1057 | exit(1); | |
1058 | } | |
cd29a5c8 | 1059 | for (dv = devlist ; dv ; dv=dv->next) { |
8aec876d | 1060 | mddev_ident_t array_ident = conf_get_ident(dv->devname); |
52826846 NB |
1061 | if (array_ident == NULL) { |
1062 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
cd29a5c8 | 1063 | dv->devname); |
52826846 NB |
1064 | rv |= 1; |
1065 | continue; | |
1066 | } | |
7f91af49 N |
1067 | if (array_ident->autof == 0) |
1068 | array_ident->autof = autof; | |
1069 | rv |= Assemble(ss, dv->devname, array_ident, | |
06b0d786 | 1070 | NULL, backup_file, |
e5eac01f | 1071 | readonly, runstop, update, homehost, verbose-quiet, force); |
52826846 | 1072 | } |
5787fa49 | 1073 | } else { |
8aec876d NB |
1074 | mddev_ident_t array_list = conf_get_ident(NULL); |
1075 | mddev_dev_t devlist = conf_get_devs(); | |
da6b5ca9 NB |
1076 | int cnt = 0; |
1077 | if (devlist == NULL) { | |
1078 | fprintf(stderr, Name ": No devices listed in conf file were found.\n"); | |
1079 | exit(1); | |
1080 | } | |
1081 | if (update) { | |
1082 | fprintf(stderr, Name ": --update not meaningful with a --scan assembly.\n"); | |
1083 | exit(1); | |
1084 | } | |
1085 | if (backup_file) { | |
1086 | fprintf(stderr, Name ": --backup_file not meaningful with a --scan assembly.\n"); | |
1087 | exit(1); | |
1088 | } | |
1089 | for (; array_list; array_list = array_list->next) { | |
7f91af49 N |
1090 | if (array_list->autof == 0) |
1091 | array_list->autof = autof; | |
1092 | ||
1093 | rv |= Assemble(ss, array_list->devname, | |
1094 | array_list, | |
1095 | NULL, NULL, | |
1096 | readonly, runstop, NULL, homehost, verbose-quiet, force); | |
a30b2ecd | 1097 | cnt++; |
da6b5ca9 | 1098 | } |
a30b2ecd | 1099 | if (homehost && cnt == 0) { |
da6b5ca9 | 1100 | /* Maybe we can auto-assemble something. |
7f91af49 | 1101 | * Repeatedly call Assemble in auto-assemble mode |
da6b5ca9 NB |
1102 | * until it fails |
1103 | */ | |
1104 | int rv2; | |
d55e3aef NB |
1105 | int acnt; |
1106 | ident.autof = autof; | |
da6b5ca9 | 1107 | do { |
1c203a4b | 1108 | mddev_dev_t devlist = conf_get_devs(); |
d55e3aef NB |
1109 | acnt = 0; |
1110 | do { | |
7f91af49 | 1111 | rv2 = Assemble(ss, NULL, |
8aec876d | 1112 | &ident, |
1c203a4b | 1113 | devlist, NULL, |
d55e3aef NB |
1114 | readonly, runstop, NULL, homehost, verbose-quiet, force); |
1115 | if (rv2==0) { | |
1116 | cnt++; | |
1117 | acnt++; | |
1118 | } | |
589395d6 NB |
1119 | if (rv2 == 1) |
1120 | /* found something so even though assembly failed we | |
1121 | * want to avoid auto-updates | |
1122 | */ | |
1123 | auto_update_home = 0; | |
d55e3aef NB |
1124 | } while (rv2!=2); |
1125 | /* Incase there are stacked devices, we need to go around again */ | |
d55e3aef | 1126 | } while (acnt); |
589395d6 NB |
1127 | if (cnt == 0 && auto_update_home && homehost) { |
1128 | /* Nothing found, maybe we need to bootstrap homehost info */ | |
1129 | do { | |
1130 | acnt = 0; | |
1131 | do { | |
7f91af49 | 1132 | rv2 = Assemble(ss, NULL, |
8aec876d | 1133 | &ident, |
43f2372a | 1134 | NULL, NULL, |
589395d6 NB |
1135 | readonly, runstop, "homehost", homehost, verbose-quiet, force); |
1136 | if (rv2==0) { | |
1137 | cnt++; | |
1138 | acnt++; | |
1139 | } | |
1140 | } while (rv2!=2); | |
1141 | /* Incase there are stacked devices, we need to go around again */ | |
589395d6 NB |
1142 | } while (acnt); |
1143 | } | |
da6b5ca9 NB |
1144 | if (cnt == 0 && rv == 0) { |
1145 | fprintf(stderr, Name ": No arrays found in config file or automatically\n"); | |
1146 | rv = 1; | |
1c203a4b NB |
1147 | } else if (cnt) |
1148 | rv = 0; | |
da6b5ca9 NB |
1149 | } else if (cnt == 0 && rv == 0) { |
1150 | fprintf(stderr, Name ": No arrays found in config file\n"); | |
1151 | rv = 1; | |
1152 | } | |
52826846 NB |
1153 | } |
1154 | break; | |
e0d19036 | 1155 | case BUILD: |
c82f047c | 1156 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; |
dfd4d8ee NB |
1157 | if (write_behind && !bitmap_file) { |
1158 | fprintf(stderr, Name ": write-behind mode requires a bitmap.\n"); | |
1159 | rv = 1; | |
1160 | break; | |
1161 | } | |
5b28bd56 | 1162 | if (raiddisks == 0) { |
e5669f40 | 1163 | fprintf(stderr, Name ": no raid-devices specified.\n"); |
5b28bd56 NB |
1164 | rv = 1; |
1165 | break; | |
1166 | } | |
dfd4d8ee | 1167 | |
c82f047c | 1168 | if (bitmap_file) { |
55935d51 NB |
1169 | if (strcmp(bitmap_file, "internal")==0) { |
1170 | fprintf(stderr, Name ": 'internal' bitmaps not supported with --build\n"); | |
1171 | rv |= 1; | |
1172 | break; | |
1173 | } | |
c82f047c | 1174 | } |
7f91af49 | 1175 | rv = Build(devlist->devname, chunk, level, layout, |
c82f047c | 1176 | raiddisks, devlist->next, assume_clean, |
7f91af49 N |
1177 | bitmap_file, bitmap_chunk, write_behind, |
1178 | delay, verbose-quiet, autof); | |
52826846 | 1179 | break; |
e0d19036 | 1180 | case CREATE: |
c82f047c | 1181 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; |
dfd4d8ee NB |
1182 | if (write_behind && !bitmap_file) { |
1183 | fprintf(stderr, Name ": write-behind mode requires a bitmap.\n"); | |
1184 | rv = 1; | |
1185 | break; | |
1186 | } | |
5b28bd56 | 1187 | if (raiddisks == 0) { |
e5669f40 | 1188 | fprintf(stderr, Name ": no raid-devices specified.\n"); |
5b28bd56 NB |
1189 | rv = 1; |
1190 | break; | |
1191 | } | |
f9ce90ba | 1192 | |
7f91af49 | 1193 | rv = Create(ss, devlist->devname, chunk, level, layout, size<0 ? 0 : size, |
05697ec1 | 1194 | raiddisks, sparedisks, ident.name, homehost, |
3d3dd91e | 1195 | ident.uuid_set ? ident.uuid : NULL, |
47d79ef8 | 1196 | devs_found-1, devlist->next, runstop, verbose-quiet, force, assume_clean, |
7f91af49 | 1197 | bitmap_file, bitmap_chunk, write_behind, delay, autof); |
52826846 | 1198 | break; |
e0d19036 | 1199 | case MISC: |
e0d19036 NB |
1200 | if (devmode == 'E') { |
1201 | if (devlist == NULL && !scan) { | |
1202 | fprintf(stderr, Name ": No devices to examine\n"); | |
1203 | exit(2); | |
1204 | } | |
1205 | if (devlist == NULL) | |
8aec876d | 1206 | devlist = conf_get_devs(); |
e0d19036 | 1207 | if (devlist == NULL) { |
c913b90e | 1208 | fprintf(stderr, Name ": No devices listed in %s\n", configfile?configfile:DefaultConfFile); |
e0d19036 NB |
1209 | exit(1); |
1210 | } | |
e843d5d7 NB |
1211 | if (brief && verbose) |
1212 | brief = 2; | |
0d726f17 KS |
1213 | rv = Examine(devlist, scan?(verbose>1?0:verbose+1):brief, |
1214 | export, scan, | |
1215 | SparcAdjust, ss, homehost); | |
4cce4069 DW |
1216 | } else if (devmode == DetailPlatform) { |
1217 | rv = Detail_Platform(ss ? ss->ss : NULL, ss ? scan : 1, verbose); | |
e0d19036 NB |
1218 | } else { |
1219 | if (devlist == NULL) { | |
fabbfd48 DW |
1220 | if ((devmode=='D' || devmode == Waitclean) && scan) { |
1221 | /* apply --detail or --wait-clean to | |
1222 | * all devices in /proc/mdstat | |
1223 | */ | |
22a88995 | 1224 | struct mdstat_ent *ms = mdstat_read(0, 1); |
e0d19036 | 1225 | struct mdstat_ent *e; |
fabbfd48 DW |
1226 | int v = verbose>1?0:verbose+1; |
1227 | ||
e0d19036 NB |
1228 | for (e=ms ; e ; e=e->next) { |
1229 | char *name = get_md_name(e->devnum); | |
1230 | ||
1231 | if (!name) { | |
1232 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
1233 | e->dev); | |
1234 | continue; | |
1235 | } | |
fabbfd48 DW |
1236 | if (devmode == 'D') |
1237 | rv |= Detail(name, v, | |
1238 | export, test, | |
1239 | homehost); | |
1240 | else | |
1241 | rv |= WaitClean(name, v); | |
91f068bf NB |
1242 | put_md_name(name); |
1243 | } | |
89a10d84 | 1244 | free_mdstat(ms); |
91f068bf NB |
1245 | } else if (devmode == 'S' && scan) { |
1246 | /* apply --stop to all devices in /proc/mdstat */ | |
1247 | /* Due to possible stacking of devices, repeat until | |
1248 | * nothing more can be stopped | |
1249 | */ | |
1250 | int progress=1, err; | |
1251 | int last = 0; | |
1252 | do { | |
22a88995 | 1253 | struct mdstat_ent *ms = mdstat_read(0, 0); |
91f068bf NB |
1254 | struct mdstat_ent *e; |
1255 | ||
1256 | if (!progress) last = 1; | |
1257 | progress = 0; err = 0; | |
1258 | for (e=ms ; e ; e=e->next) { | |
1259 | char *name = get_md_name(e->devnum); | |
1260 | ||
1261 | if (!name) { | |
1262 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
1263 | e->dev); | |
1264 | continue; | |
1265 | } | |
6be1d39d | 1266 | mdfd = open_mddev(name, 1); |
43fc1676 | 1267 | if (mdfd >= 0) { |
ab56093f | 1268 | if (Manage_runstop(name, mdfd, -1, quiet?1:last?0:-1)) |
91f068bf NB |
1269 | err = 1; |
1270 | else | |
1271 | progress = 1; | |
43fc1676 NB |
1272 | close(mdfd); |
1273 | } | |
91f068bf NB |
1274 | |
1275 | put_md_name(name); | |
e0d19036 | 1276 | } |
89a10d84 | 1277 | free_mdstat(ms); |
91f068bf | 1278 | } while (!last && err); |
f9c25f1d | 1279 | if (err) rv |= 1; |
91f068bf | 1280 | } else { |
e0d19036 NB |
1281 | fprintf(stderr, Name ": No devices given.\n"); |
1282 | exit(2); | |
1283 | } | |
1284 | } | |
1285 | for (dv=devlist ; dv; dv=dv->next) { | |
1286 | switch(dv->disposition) { | |
1287 | case 'D': | |
54bad364 KS |
1288 | rv |= Detail(dv->devname, |
1289 | brief?1+verbose:0, | |
1290 | export, test, homehost); | |
1291 | continue; | |
e0d19036 | 1292 | case 'K': /* Zero superblock */ |
111d01fc NB |
1293 | rv |= Kill(dv->devname, force, quiet,0); |
1294 | continue; | |
e0d19036 NB |
1295 | case 'Q': |
1296 | rv |= Query(dv->devname); continue; | |
c82f047c | 1297 | case 'X': |
55935d51 | 1298 | rv |= ExamineBitmap(dv->devname, brief, ss); continue; |
b90c0e9a NB |
1299 | case 'W': |
1300 | rv |= Wait(dv->devname); continue; | |
1770662b | 1301 | case Waitclean: |
27dec8fa | 1302 | rv |= WaitClean(dv->devname, verbose-quiet); continue; |
e0d19036 | 1303 | } |
6be1d39d | 1304 | mdfd = open_mddev(dv->devname, 1); |
43fc1676 | 1305 | if (mdfd>=0) { |
e0d19036 NB |
1306 | switch(dv->disposition) { |
1307 | case 'R': | |
ab56093f | 1308 | rv |= Manage_runstop(dv->devname, mdfd, 1, quiet); break; |
e0d19036 | 1309 | case 'S': |
ab56093f | 1310 | rv |= Manage_runstop(dv->devname, mdfd, -1, quiet); break; |
e0d19036 NB |
1311 | case 'o': |
1312 | rv |= Manage_ro(dv->devname, mdfd, 1); break; | |
1313 | case 'w': | |
1314 | rv |= Manage_ro(dv->devname, mdfd, -1); break; | |
1315 | } | |
43fc1676 | 1316 | close(mdfd); |
7f48e210 NB |
1317 | } else |
1318 | rv |= 1; | |
e0d19036 | 1319 | } |
cd29a5c8 | 1320 | } |
9a9dab36 | 1321 | break; |
e0d19036 | 1322 | case MONITOR: |
e0d19036 NB |
1323 | if (!devlist && !scan) { |
1324 | fprintf(stderr, Name ": Cannot monitor: need --scan or at least one device\n"); | |
1325 | rv = 1; | |
1326 | break; | |
1327 | } | |
b5e64645 NB |
1328 | if (pidfile && !daemonise) { |
1329 | fprintf(stderr, Name ": Cannot write a pid file when not in daemon mode\n"); | |
1330 | rv = 1; | |
1331 | break; | |
1332 | } | |
d013a55e | 1333 | rv= Monitor(devlist, mailaddr, program, |
773135f5 | 1334 | delay?delay:60, daemonise, scan, oneshot, |
8aec876d | 1335 | dosyslog, test, pidfile); |
9a9dab36 | 1336 | break; |
dd0781e5 NB |
1337 | |
1338 | case GROW: | |
1339 | if (devs_found > 1) { | |
aba69144 | 1340 | |
e5329c37 NB |
1341 | /* must be '-a'. */ |
1342 | if (size >= 0 || raiddisks) { | |
1343 | fprintf(stderr, Name ": --size, --raiddisks, and --add are exclusing in --grow mode\n"); | |
1344 | rv = 1; | |
1345 | break; | |
1346 | } | |
1347 | for (dv=devlist->next; dv ; dv=dv->next) { | |
1348 | rv = Grow_Add_device(devlist->devname, mdfd, dv->devname); | |
1349 | if (rv) | |
1350 | break; | |
1351 | } | |
f5e166fe NB |
1352 | } else if ((size >= 0) + (raiddisks != 0) + (layout != UnSet) + (bitmap_file != NULL)> 1) { |
1353 | fprintf(stderr, Name ": can change at most one of size, raiddisks, bitmap, and layout\n"); | |
dd0781e5 NB |
1354 | rv = 1; |
1355 | break; | |
b5e64645 NB |
1356 | } else if (layout != UnSet) |
1357 | rv = Manage_reconfig(devlist->devname, mdfd, layout); | |
1358 | else if (size >= 0 || raiddisks) | |
06b0d786 | 1359 | rv = Grow_reshape(devlist->devname, mdfd, quiet, backup_file, |
e86c9dd6 | 1360 | size, level, layout, chunk, raiddisks); |
f5e166fe NB |
1361 | else if (bitmap_file) { |
1362 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; | |
1363 | rv = Grow_addbitmap(devlist->devname, mdfd, bitmap_file, | |
8fac0577 | 1364 | bitmap_chunk, delay, write_behind, force); |
f5e166fe | 1365 | } else |
b5e64645 | 1366 | fprintf(stderr, Name ": no changes to --grow\n"); |
dd0781e5 | 1367 | break; |
8382f19b NB |
1368 | case INCREMENTAL: |
1369 | if (rebuild_map) { | |
1370 | RebuildMap(); | |
1371 | } | |
1372 | if (scan) { | |
1373 | if (runstop <= 0) { | |
1374 | fprintf(stderr, Name | |
1375 | ": --incremental --scan meaningless without --run.\n"); | |
1376 | break; | |
1377 | } | |
1378 | rv = IncrementalScan(verbose); | |
1379 | } | |
1380 | if (!devlist) { | |
1381 | if (!rebuild_map && !scan) { | |
1382 | fprintf(stderr, Name | |
1383 | ": --incremental requires a device.\n"); | |
1384 | rv = 1; | |
1385 | } | |
1386 | break; | |
1387 | } | |
1388 | if (devlist->next) { | |
1389 | fprintf(stderr, Name | |
1390 | ": --incremental can only handle one device.\n"); | |
1391 | rv = 1; | |
1392 | break; | |
1393 | } | |
1394 | rv = Incremental(devlist->devname, verbose-quiet, runstop, | |
1395 | ss, homehost, autof); | |
1f48664b NB |
1396 | break; |
1397 | case AUTODETECT: | |
1398 | autodetect(); | |
1399 | break; | |
64c4757e | 1400 | } |
52826846 | 1401 | exit(rv); |
64c4757e | 1402 | } |