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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 | |
c82f047c | 28 | * |
dfd4d8ee | 29 | * Additions for bitmap and write-behind RAID options, Copyright (C) 2003-2004, |
c82f047c | 30 | * Paul Clements, SteelEye Technology, Inc. |
64c4757e NB |
31 | */ |
32 | ||
9a9dab36 | 33 | #include "mdadm.h" |
64c4757e | 34 | #include "md_p.h" |
dd0781e5 | 35 | #include <ctype.h> |
64c4757e | 36 | |
dd0781e5 | 37 | |
52826846 NB |
38 | int main(int argc, char *argv[]) |
39 | { | |
e0d19036 | 40 | int mode = 0; |
52826846 | 41 | int opt; |
e0d19036 | 42 | int option_index; |
52826846 NB |
43 | char *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; |
dd0781e5 | 77 | int assume_clean = 0; |
8d80900b NB |
78 | int autof = 0; /* -2 means create device based on name: |
79 | * if it ends mdN, then non-partitioned array N | |
80 | * if it ends dN, then partitions array N | |
81 | * -1 means create non-partitioned, choose N | |
82 | * 1 or more to create partitioned | |
83 | * If -1 or 1 and name is a 'standard' name, then | |
84 | * insist on a match of type and number. | |
85 | */ | |
52826846 NB |
86 | |
87 | char *mailaddr = NULL; | |
88 | char *program = NULL; | |
89 | int delay = 0; | |
d013a55e | 90 | int daemonise = 0; |
b5e64645 | 91 | char *pidfile = NULL; |
aa88f531 | 92 | int oneshot = 0; |
82d9eba6 | 93 | struct supertype *ss = NULL; |
dfd4d8ee | 94 | int writemostly = 0; |
fe80f49b | 95 | int re_add = 0; |
c06487ce | 96 | char *shortopt = short_options; |
773135f5 | 97 | int dosyslog = 0; |
52826846 | 98 | |
e5329c37 | 99 | int copies; |
3d4064cc | 100 | int print_help = 0; |
e5329c37 | 101 | |
52826846 NB |
102 | int mdfd = -1; |
103 | ||
dfe47e00 NB |
104 | srandom(time(0) ^ getpid()); |
105 | ||
52826846 | 106 | ident.uuid_set=0; |
98c6faba NB |
107 | ident.level = UnSet; |
108 | ident.raid_disks = UnSet; | |
109 | ident.super_minor= UnSet; | |
52826846 | 110 | ident.devices=0; |
a75f2fbc NB |
111 | ident.spare_group = NULL; |
112 | ident.autof = 0; | |
a825febc | 113 | ident.st = NULL; |
c82f047c | 114 | ident.bitmap_fd = -1; |
7ef02d01 | 115 | ident.bitmap_file = NULL; |
947fd4dd | 116 | ident.name[0] = 0; |
52826846 | 117 | |
e0d19036 NB |
118 | while ((option_index = -1) , |
119 | (opt=getopt_long(argc, argv, | |
c06487ce | 120 | shortopt, long_options, |
e0d19036 NB |
121 | &option_index)) != -1) { |
122 | int newmode = mode; | |
dab6685f | 123 | /* firstly, some mode-independant options */ |
52826846 | 124 | switch(opt) { |
52826846 | 125 | case 'h': |
56eedc1a NB |
126 | if (option_index > 0 && |
127 | strcmp(long_options[option_index].name, "help-options")==0) | |
3d4064cc | 128 | print_help = 2; |
56eedc1a | 129 | else |
3d4064cc NB |
130 | print_help = 1; |
131 | continue; | |
52826846 NB |
132 | |
133 | case 'V': | |
134 | fputs(Version, stderr); | |
135 | exit(0); | |
136 | ||
22892d56 | 137 | case 'v': verbose++; |
52826846 NB |
138 | continue; |
139 | ||
dab6685f NB |
140 | case 'q': quiet++; |
141 | continue; | |
142 | ||
c82f047c | 143 | case 'b': |
f5e166fe | 144 | if (mode == ASSEMBLE || mode == BUILD || mode == CREATE || mode == GROW) |
c82f047c NB |
145 | break; /* b means bitmap */ |
146 | brief = 1; | |
c06487ce NB |
147 | if (optarg) { |
148 | fprintf(stderr, Name ": -b cannot have any extra immediately after it, sorry.\n"); | |
149 | exit(2); | |
150 | } | |
cd29a5c8 NB |
151 | continue; |
152 | ||
e0d19036 NB |
153 | case ':': |
154 | case '?': | |
155 | fputs(Usage, stderr); | |
156 | exit(2); | |
157 | } | |
158 | /* second, figure out the mode. | |
159 | * Some options force the mode. Others | |
160 | * set the mode if it isn't already | |
161 | */ | |
162 | ||
163 | switch(opt) { | |
164 | case '@': /* just incase they say --manage */ | |
c06487ce NB |
165 | newmode = MANAGE; |
166 | shortopt = short_bitmap_auto_options; | |
167 | break; | |
e0d19036 NB |
168 | case 'a': |
169 | case 'r': | |
170 | case 'f': | |
fe80f49b | 171 | case 6: /* re-add */ |
c06487ce NB |
172 | if (!mode) { |
173 | newmode = MANAGE; | |
174 | shortopt = short_bitmap_auto_options; | |
175 | } | |
0320ea45 | 176 | break; |
e0d19036 | 177 | |
c06487ce NB |
178 | case 'A': newmode = ASSEMBLE; shortopt = short_bitmap_auto_options; break; |
179 | case 'B': newmode = BUILD; shortopt = short_bitmap_auto_options; break; | |
180 | case 'C': newmode = CREATE; shortopt = short_bitmap_auto_options; break; | |
e0d19036 | 181 | case 'F': newmode = MONITOR;break; |
c06487ce | 182 | case 'G': newmode = GROW; shortopt = short_bitmap_auto_options; break; |
e0d19036 NB |
183 | |
184 | case '#': | |
185 | case 'D': | |
186 | case 'E': | |
c82f047c | 187 | case 'X': |
e0d19036 NB |
188 | case 'Q': newmode = MISC; break; |
189 | case 'R': | |
190 | case 'S': | |
191 | case 'o': | |
192 | case 'w': | |
193 | case 'K': if (!mode) newmode = MISC; break; | |
194 | } | |
195 | if (mode && newmode == mode) { | |
196 | /* everybody happy ! */ | |
197 | } else if (mode && newmode != mode) { | |
198 | /* not allowed.. */ | |
199 | fprintf(stderr, Name ": "); | |
200 | if (option_index >= 0) | |
201 | fprintf(stderr, "--%s", long_options[option_index].name); | |
202 | else | |
203 | fprintf(stderr, "-%c", opt); | |
e6b64cd0 | 204 | fprintf(stderr, " would set mdadm mode to \"%s\", but it is already set to \"%s\".\n", |
e0d19036 NB |
205 | map_num(modes, newmode), |
206 | map_num(modes, mode)); | |
207 | exit(2); | |
208 | } else if (!mode && newmode) { | |
209 | mode = newmode; | |
210 | } else { | |
211 | /* special case of -c --help */ | |
212 | if (opt == 'c' && | |
213 | ( strncmp(optarg, "--h", 3)==0 || | |
214 | strncmp(optarg, "-h", 2)==0)) { | |
215 | fputs(Help_config, stderr); | |
216 | exit(0); | |
cd29a5c8 | 217 | } |
0320ea45 NB |
218 | |
219 | /* If first option is a device, don't force the mode yet */ | |
220 | if (opt == 1) { | |
221 | if (devs_found == 0) { | |
222 | dv = malloc(sizeof(*dv)); | |
223 | if (dv == NULL) { | |
224 | fprintf(stderr, Name ": malloc failed\n"); | |
225 | exit(3); | |
226 | } | |
227 | dv->devname = optarg; | |
228 | dv->disposition = devmode; | |
dfd4d8ee | 229 | dv->writemostly = writemostly; |
fe80f49b | 230 | dv->re_add = re_add; |
0320ea45 NB |
231 | dv->next = NULL; |
232 | *devlistend = dv; | |
233 | devlistend = &dv->next; | |
234 | ||
235 | devs_found++; | |
236 | continue; | |
237 | } | |
238 | /* No mode yet, and this is the second device ... */ | |
239 | fprintf(stderr, Name ": An option must be given to set the mode before a second device is listed\n"); | |
240 | exit(2); | |
241 | } | |
e0d19036 | 242 | if (option_index >= 0) |
0320ea45 | 243 | fprintf(stderr, Name ": --%s", long_options[option_index].name); |
e0d19036 | 244 | else |
0320ea45 NB |
245 | fprintf(stderr, Name ": -%c", opt); |
246 | fprintf(stderr, " does not set the mode, and so cannot be the first option.\n"); | |
e0d19036 NB |
247 | exit(2); |
248 | } | |
249 | ||
250 | /* if we just set the mode, then done */ | |
251 | switch(opt) { | |
252 | case '@': | |
253 | case '#': | |
254 | case 'A': | |
255 | case 'B': | |
256 | case 'C': | |
257 | case 'F': | |
dd0781e5 | 258 | case 'G': |
e0d19036 NB |
259 | continue; |
260 | } | |
261 | if (opt == 1) { | |
262 | /* an undecorated option - must be a device name. | |
263 | */ | |
cd29a5c8 | 264 | if (devs_found > 0 && mode == '@' && !devmode) { |
dd0781e5 | 265 | fprintf(stderr, Name ": Must give one of -a/-r/-f for subsequent devices at %s\n", optarg); |
52826846 NB |
266 | exit(2); |
267 | } | |
e5329c37 NB |
268 | if (devs_found > 0 && mode == 'G' && !devmode) { |
269 | fprintf(stderr, Name ": Must give one of -a for devices do add: %s\n", optarg); | |
270 | exit(2); | |
271 | } | |
cd29a5c8 NB |
272 | dv = malloc(sizeof(*dv)); |
273 | if (dv == NULL) { | |
274 | fprintf(stderr, Name ": malloc failed\n"); | |
275 | exit(3); | |
276 | } | |
277 | dv->devname = optarg; | |
278 | dv->disposition = devmode; | |
dfd4d8ee | 279 | dv->writemostly = writemostly; |
fe80f49b | 280 | dv->re_add = re_add; |
cd29a5c8 NB |
281 | dv->next = NULL; |
282 | *devlistend = dv; | |
283 | devlistend = &dv->next; | |
284 | ||
52826846 NB |
285 | devs_found++; |
286 | continue; | |
682c7051 | 287 | } |
682c7051 | 288 | |
52826846 NB |
289 | /* We've got a mode, and opt is now something else which |
290 | * could depend on the mode */ | |
291 | #define O(a,b) ((a<<8)|b) | |
292 | switch (O(mode,opt)) { | |
e0d19036 NB |
293 | case O(CREATE,'c'): |
294 | case O(BUILD,'c'): /* chunk or rounding */ | |
52826846 NB |
295 | if (chunk) { |
296 | fprintf(stderr, Name ": chunk/rounding may only be specified once. " | |
297 | "Second value is %s.\n", optarg); | |
298 | exit(2); | |
299 | } | |
300 | chunk = strtol(optarg, &c, 10); | |
301 | if (!optarg[0] || *c || chunk<4 || ((chunk-1)&chunk)) { | |
302 | fprintf(stderr, Name ": invalid chunk/rounding value: %s\n", | |
303 | optarg); | |
304 | exit(2); | |
305 | } | |
306 | continue; | |
64c4757e | 307 | |
f9ce90ba NB |
308 | case O(CREATE,'e'): |
309 | case O(ASSEMBLE,'e'): | |
310 | case O(MISC,'e'): /* set metadata (superblock) information */ | |
311 | if (ss) { | |
312 | fprintf(stderr, Name ": metadata information already given\n"); | |
313 | exit(2); | |
314 | } | |
82d9eba6 NB |
315 | for(i=0; !ss && superlist[i]; i++) |
316 | ss = superlist[i]->match_metadata_desc(optarg); | |
317 | ||
f9ce90ba NB |
318 | if (!ss) { |
319 | fprintf(stderr, Name ": unrecognised metadata identifier: %s\n", optarg); | |
320 | exit(2); | |
321 | } | |
ea329559 | 322 | max_disks = ss->max_devs; |
f9ce90ba NB |
323 | continue; |
324 | ||
dfd4d8ee NB |
325 | case O(MANAGE,'W'): |
326 | case O(BUILD,'W'): | |
327 | case O(CREATE,'W'): | |
328 | /* set write-mostly for following devices */ | |
329 | writemostly = 1; | |
330 | continue; | |
331 | ||
dd0781e5 | 332 | case O(GROW,'z'): |
e0d19036 | 333 | case O(CREATE,'z'): /* size */ |
dd0781e5 | 334 | if (size >= 0) { |
52826846 NB |
335 | fprintf(stderr, Name ": size may only be specified once. " |
336 | "Second value is %s.\n", optarg); | |
337 | exit(2); | |
338 | } | |
dd0781e5 NB |
339 | if (strcmp(optarg, "max")==0) |
340 | size = 0; | |
341 | else { | |
5dd497ee | 342 | size = strtoll(optarg, &c, 10); |
dd0781e5 NB |
343 | if (!optarg[0] || *c || size < 4) { |
344 | fprintf(stderr, Name ": invalid size: %s\n", | |
345 | optarg); | |
346 | exit(2); | |
347 | } | |
52826846 NB |
348 | } |
349 | continue; | |
64c4757e | 350 | |
b5e64645 | 351 | case O(GROW,'l'): /* hack - needed to understand layout */ |
e0d19036 NB |
352 | case O(CREATE,'l'): |
353 | case O(BUILD,'l'): /* set raid level*/ | |
98c6faba | 354 | if (level != UnSet) { |
52826846 NB |
355 | fprintf(stderr, Name ": raid level may only be set once. " |
356 | "Second value is %s.\n", optarg); | |
357 | exit(2); | |
358 | } | |
359 | level = map_name(pers, optarg); | |
98c6faba | 360 | if (level == UnSet) { |
52826846 NB |
361 | fprintf(stderr, Name ": invalid raid level: %s\n", |
362 | optarg); | |
363 | exit(2); | |
364 | } | |
b5e64645 | 365 | if (level != 0 && level != -1 && level != 1 && level != -4 && level != -5 && mode == BUILD) { |
52826846 NB |
366 | fprintf(stderr, Name ": Raid level %s not permitted with --build.\n", |
367 | optarg); | |
368 | exit(2); | |
369 | } | |
e0d19036 | 370 | if (sparedisks > 0 && level < 1 && level >= -1) { |
b83d95f3 | 371 | fprintf(stderr, Name ": raid level %s is incompatible with spare-devices setting.\n", |
52826846 NB |
372 | optarg); |
373 | exit(2); | |
374 | } | |
cd29a5c8 | 375 | ident.level = level; |
52826846 | 376 | continue; |
64c4757e | 377 | |
e0d19036 | 378 | case O(CREATE,'p'): /* raid5 layout */ |
b5e64645 NB |
379 | case O(BUILD,'p'): /* faulty layout */ |
380 | case O(GROW, 'p'): /* faulty reconfig */ | |
e5329c37 | 381 | if (layout != UnSet) { |
52826846 NB |
382 | fprintf(stderr,Name ": layout may only be sent once. " |
383 | "Second value was %s\n", optarg); | |
384 | exit(2); | |
385 | } | |
386 | switch(level) { | |
387 | default: | |
56eb10c0 | 388 | fprintf(stderr, Name ": layout not meaningful for %s arrays.\n", |
52826846 NB |
389 | map_num(pers, level)); |
390 | exit(2); | |
98c6faba | 391 | case UnSet: |
52826846 NB |
392 | fprintf(stderr, Name ": raid level must be given before layout.\n"); |
393 | exit(2); | |
394 | ||
395 | case 5: | |
98c6faba | 396 | case 6: |
52826846 | 397 | layout = map_name(r5layout, optarg); |
98c6faba | 398 | if (layout==UnSet) { |
52826846 NB |
399 | fprintf(stderr, Name ": layout %s not understood for raid5.\n", |
400 | optarg); | |
401 | exit(2); | |
402 | } | |
403 | break; | |
e5329c37 NB |
404 | |
405 | case 10: | |
b578481c NB |
406 | /* 'f', 'o' or 'n' followed by a number <= raid_disks */ |
407 | if ((optarg[0] != 'n' && optarg[0] != 'f' && optarg[0] != 'o') || | |
e5329c37 NB |
408 | (copies = strtoul(optarg+1, &cp, 10)) < 1 || |
409 | copies > 200 || | |
410 | *cp) { | |
b578481c | 411 | fprintf(stderr, Name ": layout for raid10 must be 'nNN', 'oNN' or 'fNN' where NN is a number, not %s\n", optarg); |
e5329c37 NB |
412 | exit(2); |
413 | } | |
414 | if (optarg[0] == 'n') | |
415 | layout = 256 + copies; | |
b578481c NB |
416 | else if (optarg[0] == 'o') |
417 | layout = 0x10000 + (copies<<8) + 1; | |
e5329c37 NB |
418 | else |
419 | layout = 1 + (copies<<8); | |
420 | break; | |
b5e64645 NB |
421 | case -5: /* Faulty |
422 | * modeNNN | |
423 | */ | |
424 | ||
425 | { | |
426 | int ln = strcspn(optarg, "0123456789"); | |
427 | char *m = strdup(optarg); | |
428 | int mode; | |
429 | m[ln] = 0; | |
430 | mode = map_name(faultylayout, m); | |
431 | if (mode == UnSet) { | |
432 | fprintf(stderr, Name ": layout %s not understood for faulty.\n", | |
433 | optarg); | |
434 | exit(2); | |
435 | } | |
436 | layout = mode | (atoi(optarg+ln)<< ModeShift); | |
437 | } | |
52826846 NB |
438 | } |
439 | continue; | |
440 | ||
dd0781e5 NB |
441 | case O(CREATE,3): |
442 | case O(BUILD,3): /* assume clean */ | |
443 | assume_clean = 1; | |
444 | continue; | |
445 | ||
446 | case O(GROW,'n'): | |
e0d19036 NB |
447 | case O(CREATE,'n'): |
448 | case O(BUILD,'n'): /* number of raid disks */ | |
52826846 | 449 | if (raiddisks) { |
b83d95f3 | 450 | fprintf(stderr, Name ": raid-devices set twice: %d and %s\n", |
52826846 NB |
451 | raiddisks, optarg); |
452 | exit(2); | |
453 | } | |
454 | raiddisks = strtol(optarg, &c, 10); | |
e4c4352e | 455 | if (!optarg[0] || *c || raiddisks<=0) { |
b83d95f3 | 456 | fprintf(stderr, Name ": invalid number of raid devices: %s\n", |
52826846 NB |
457 | optarg); |
458 | exit(2); | |
459 | } | |
cd29a5c8 | 460 | ident.raid_disks = raiddisks; |
52826846 NB |
461 | continue; |
462 | ||
e0d19036 | 463 | case O(CREATE,'x'): /* number of spare (eXtra) discs */ |
52826846 | 464 | if (sparedisks) { |
b83d95f3 | 465 | fprintf(stderr,Name ": spare-devices set twice: %d and %s\n", |
52826846 NB |
466 | sparedisks, optarg); |
467 | exit(2); | |
468 | } | |
98c6faba | 469 | if (level != UnSet && level <= 0 && level >= -1) { |
b83d95f3 | 470 | fprintf(stderr, Name ": spare-devices setting is incompatible with raid level %d\n", |
52826846 NB |
471 | level); |
472 | exit(2); | |
473 | } | |
474 | sparedisks = strtol(optarg, &c, 10); | |
e4c4352e | 475 | if (!optarg[0] || *c || sparedisks < 0) { |
b83d95f3 | 476 | fprintf(stderr, Name ": invalid number of spare-devices: %s\n", |
52826846 NB |
477 | optarg); |
478 | exit(2); | |
479 | } | |
480 | continue; | |
dd0781e5 NB |
481 | |
482 | case O(CREATE,'a'): | |
483 | case O(BUILD,'a'): | |
484 | case O(ASSEMBLE,'a'): /* auto-creation of device node */ | |
485 | if (optarg == NULL) | |
8d80900b | 486 | autof = -2; |
dd0781e5 NB |
487 | else if (strcasecmp(optarg,"no")==0) |
488 | autof = 0; | |
8d80900b NB |
489 | else if (strcasecmp(optarg,"yes")==0) |
490 | autof = -2; | |
491 | else if (strcasecmp(optarg,"md")==0) | |
dd0781e5 NB |
492 | autof = -1; |
493 | else { | |
494 | /* There might be digits, and maybe a hypen, at the end */ | |
495 | char *e = optarg + strlen(optarg); | |
496 | int num = 4; | |
497 | int len; | |
498 | while (e > optarg && isdigit(e[-1])) | |
499 | e--; | |
500 | if (*e) { | |
501 | num = atoi(e); | |
502 | if (num <= 0) num = 1; | |
503 | } | |
504 | if (e > optarg && e[-1] == '-') | |
505 | e--; | |
506 | len = e - optarg; | |
507 | if ((len == 3 && strncasecmp(optarg,"mdp",3)==0) || | |
508 | (len == 1 && strncasecmp(optarg,"p",1)==0) || | |
509 | (len >= 4 && strncasecmp(optarg,"part",4)==0)) | |
510 | autof = num; | |
511 | else { | |
512 | fprintf(stderr, Name ": --auto flag arg of \"%s\" unrecognised: use no,yes,md,mdp,part\n" | |
513 | " optionally followed by a number.\n", | |
514 | optarg); | |
515 | exit(2); | |
516 | } | |
517 | } | |
518 | continue; | |
519 | ||
aa88f531 | 520 | case O(BUILD,'f'): /* force honouring '-n 1' */ |
bd72c2b2 | 521 | case O(GROW,'f'): /* ditto */ |
e0d19036 NB |
522 | case O(CREATE,'f'): /* force honouring of device list */ |
523 | case O(ASSEMBLE,'f'): /* force assembly */ | |
524 | case O(MISC,'f'): /* force zero */ | |
52826846 NB |
525 | force=1; |
526 | continue; | |
527 | ||
528 | /* now for the Assemble options */ | |
e0d19036 | 529 | case O(ASSEMBLE,'u'): /* uuid of array */ |
52826846 | 530 | if (ident.uuid_set) { |
cd29a5c8 | 531 | fprintf(stderr, Name ": uuid cannot be set twice. " |
52826846 NB |
532 | "Second value %s.\n", optarg); |
533 | exit(2); | |
534 | } | |
535 | if (parse_uuid(optarg, ident.uuid)) | |
536 | ident.uuid_set = 1; | |
537 | else { | |
538 | fprintf(stderr,Name ": Bad uuid: %s\n", optarg); | |
539 | exit(2); | |
540 | } | |
541 | continue; | |
542 | ||
947fd4dd NB |
543 | case O(CREATE,'N'): |
544 | case O(ASSEMBLE,'N'): | |
545 | if (ident.name[0]) { | |
546 | fprintf(stderr, Name ": name cannot be set twice. " | |
547 | "Second value %s.\n", optarg); | |
548 | exit(2); | |
549 | } | |
550 | if (strlen(optarg) > 32) { | |
551 | fprintf(stderr, Name ": name '%s' is too long, 32 chars max.\n", | |
552 | optarg); | |
553 | exit(2); | |
554 | } | |
555 | strcpy(ident.name, optarg); | |
556 | continue; | |
557 | ||
e0d19036 | 558 | case O(ASSEMBLE,'m'): /* super-minor for array */ |
98c6faba | 559 | if (ident.super_minor != UnSet) { |
cd29a5c8 NB |
560 | fprintf(stderr, Name ": super-minor cannot be set twice. " |
561 | "Second value: %s.\n", optarg); | |
562 | exit(2); | |
563 | } | |
d013a55e NB |
564 | if (strcmp(optarg, "dev")==0) |
565 | ident.super_minor = -2; | |
566 | else { | |
567 | ident.super_minor = strtoul(optarg, &cp, 10); | |
568 | if (!optarg[0] || *cp) { | |
569 | fprintf(stderr, Name ": Bad super-minor number: %s.\n", optarg); | |
570 | exit(2); | |
571 | } | |
cd29a5c8 NB |
572 | } |
573 | continue; | |
574 | ||
5787fa49 NB |
575 | case O(ASSEMBLE,'U'): /* update the superblock */ |
576 | if (update) { | |
577 | fprintf(stderr, Name ": Can only update one aspect of superblock, both %s and %s given.\n", | |
578 | update, optarg); | |
579 | exit(2); | |
580 | } | |
581 | update = optarg; | |
e5329c37 NB |
582 | if (strcmp(update, "sparc2.2")==0) |
583 | continue; | |
5787fa49 NB |
584 | if (strcmp(update, "super-minor") == 0) |
585 | continue; | |
feb716e9 NB |
586 | if (strcmp(update, "summaries")==0) |
587 | continue; | |
e5329c37 NB |
588 | if (strcmp(update, "resync")==0) |
589 | continue; | |
7d99579f NB |
590 | if (strcmp(update, "uuid")==0) |
591 | continue; | |
586ed405 NB |
592 | if (strcmp(update, "byteorder")==0) { |
593 | if (ss) { | |
594 | fprintf(stderr, Name ": must not set metadata type with --update=byteorder.\n"); | |
595 | exit(2); | |
596 | } | |
597 | for(i=0; !ss && superlist[i]; i++) | |
598 | ss = superlist[i]->match_metadata_desc("0.swap"); | |
599 | if (!ss) { | |
600 | fprintf(stderr, Name ": INTERNAL ERROR cannot find 0.swap\n"); | |
601 | exit(2); | |
602 | } | |
603 | ||
604 | continue; | |
605 | } | |
7d99579f | 606 | fprintf(stderr, Name ": '--update %s' invalid. Only 'sparc2.2', 'super-minor', 'uuid', 'resync' or 'summaries' supported\n",update); |
5787fa49 NB |
607 | exit(2); |
608 | ||
e0d19036 | 609 | case O(ASSEMBLE,'c'): /* config file */ |
2d465520 | 610 | case O(MISC, 'c'): |
e0d19036 | 611 | case O(MONITOR,'c'): |
52826846 NB |
612 | if (configfile) { |
613 | fprintf(stderr, Name ": configfile cannot be set twice. " | |
614 | "Second value is %s.\n", optarg); | |
615 | exit(2); | |
616 | } | |
617 | configfile = optarg; | |
618 | /* FIXME possibly check that config file exists. Even parse it */ | |
619 | continue; | |
e0d19036 NB |
620 | case O(ASSEMBLE,'s'): /* scan */ |
621 | case O(MISC,'s'): | |
622 | case O(MONITOR,'s'): | |
52826846 NB |
623 | scan = 1; |
624 | continue; | |
625 | ||
e0d19036 | 626 | case O(MONITOR,'m'): /* mail address */ |
52826846 NB |
627 | if (mailaddr) |
628 | fprintf(stderr, Name ": only specify one mailaddress. %s ignored.\n", | |
629 | optarg); | |
630 | else | |
631 | mailaddr = optarg; | |
632 | continue; | |
633 | ||
e0d19036 | 634 | case O(MONITOR,'p'): /* alert program */ |
52826846 NB |
635 | if (program) |
636 | fprintf(stderr, Name ": only specify one alter program. %s ignored.\n", | |
637 | optarg); | |
638 | else | |
639 | program = optarg; | |
640 | continue; | |
64c4757e | 641 | |
e0d19036 | 642 | case O(MONITOR,'d'): /* delay in seconds */ |
f5e166fe | 643 | case O(GROW, 'd'): |
c82f047c NB |
644 | case O(BUILD,'d'): /* delay for bitmap updates */ |
645 | case O(CREATE,'d'): | |
52826846 NB |
646 | if (delay) |
647 | fprintf(stderr, Name ": only specify delay once. %s ignored.\n", | |
648 | optarg); | |
649 | else { | |
650 | delay = strtol(optarg, &c, 10); | |
651 | if (!optarg[0] || *c || delay<1) { | |
652 | fprintf(stderr, Name ": invalid delay: %s\n", | |
653 | optarg); | |
654 | exit(2); | |
655 | } | |
656 | } | |
657 | continue; | |
d013a55e NB |
658 | case O(MONITOR,'f'): /* daemonise */ |
659 | daemonise = 1; | |
660 | continue; | |
b5e64645 NB |
661 | case O(MONITOR,'i'): /* pid */ |
662 | if (pidfile) | |
663 | fprintf(stderr, Name ": only specify one pid file. %s ignored.\n", | |
664 | optarg); | |
665 | else | |
666 | pidfile = optarg; | |
667 | continue; | |
aa88f531 NB |
668 | case O(MONITOR,'1'): /* oneshot */ |
669 | oneshot = 1; | |
670 | continue; | |
98c6faba NB |
671 | case O(MONITOR,'t'): /* test */ |
672 | test = 1; | |
673 | continue; | |
773135f5 NB |
674 | case O(MONITOR,'y'): /* log messages to syslog */ |
675 | openlog("mdadm", 0, SYSLOG_FACILITY); | |
676 | dosyslog = 1; | |
677 | continue; | |
52826846 NB |
678 | |
679 | /* now the general management options. Some are applicable | |
680 | * to other modes. None have arguments. | |
681 | */ | |
e5329c37 | 682 | case O(GROW,'a'): |
dd0781e5 | 683 | case O(MANAGE,'a'): /* add a drive */ |
52826846 | 684 | devmode = 'a'; |
fe80f49b NB |
685 | re_add = 0; |
686 | continue; | |
687 | case O(MANAGE,6): | |
688 | devmode = 'a'; | |
689 | re_add = 1; | |
52826846 | 690 | continue; |
e0d19036 | 691 | case O(MANAGE,'r'): /* remove a drive */ |
52826846 NB |
692 | devmode = 'r'; |
693 | continue; | |
e0d19036 | 694 | case O(MANAGE,'f'): /* set faulty */ |
52826846 NB |
695 | devmode = 'f'; |
696 | continue; | |
e0d19036 NB |
697 | case O(MANAGE,'R'): |
698 | case O(ASSEMBLE,'R'): | |
699 | case O(BUILD,'R'): | |
700 | case O(CREATE,'R'): /* Run the array */ | |
52826846 NB |
701 | if (runstop < 0) { |
702 | fprintf(stderr, Name ": Cannot both Stop and Run an array\n"); | |
703 | exit(2); | |
704 | } | |
705 | runstop = 1; | |
706 | continue; | |
e0d19036 | 707 | case O(MANAGE,'S'): |
52826846 NB |
708 | if (runstop > 0) { |
709 | fprintf(stderr, Name ": Cannot both Run and Stop an array\n"); | |
710 | exit(2); | |
711 | } | |
712 | runstop = -1; | |
713 | continue; | |
714 | ||
e0d19036 | 715 | case O(MANAGE,'o'): |
52826846 NB |
716 | if (readonly < 0) { |
717 | fprintf(stderr, Name ": Cannot have both readonly and readwrite\n"); | |
718 | exit(2); | |
719 | } | |
720 | readonly = 1; | |
721 | continue; | |
e0d19036 | 722 | case O(MANAGE,'w'): |
52826846 | 723 | if (readonly > 0) { |
e0d19036 | 724 | fprintf(stderr, Name ": Cannot have both readwrite and readonly.\n"); |
52826846 NB |
725 | exit(2); |
726 | } | |
727 | readonly = -1; | |
728 | continue; | |
e0d19036 NB |
729 | |
730 | case O(MISC,'Q'): | |
731 | case O(MISC,'D'): | |
732 | case O(MISC,'E'): | |
733 | case O(MISC,'K'): | |
734 | case O(MISC,'R'): | |
735 | case O(MISC,'S'): | |
c82f047c | 736 | case O(MISC,'X'): |
e0d19036 NB |
737 | case O(MISC,'o'): |
738 | case O(MISC,'w'): | |
739 | if (devmode && devmode != opt && | |
740 | (devmode == 'E' || (opt == 'E' && devmode != 'Q'))) { | |
741 | fprintf(stderr, Name ": --examine/-E cannot be given with -%c\n", | |
742 | devmode =='E'?opt:devmode); | |
743 | exit(2); | |
744 | } | |
745 | devmode = opt; | |
746 | continue; | |
feb716e9 NB |
747 | case O(MISC,'t'): |
748 | test = 1; | |
749 | continue; | |
e0d19036 | 750 | |
bd526cee NB |
751 | case O(MISC, 22): |
752 | if (devmode != 'E') { | |
753 | fprintf(stderr, Name ": --sparc2.2 only allowed with --examine\n"); | |
754 | exit(2); | |
755 | } | |
756 | SparcAdjust = 1; | |
757 | continue; | |
c82f047c NB |
758 | |
759 | case O(ASSEMBLE,'b'): /* here we simply set the bitmap file */ | |
760 | if (!optarg) { | |
761 | fprintf(stderr, Name ": bitmap file needed with -b in --assemble mode\n"); | |
762 | exit(2); | |
763 | } | |
55935d51 NB |
764 | if (strcmp(optarg, "internal")==0) { |
765 | fprintf(stderr, Name ": there is no need to specify --bitmap when assembling arrays with internal bitmaps\n"); | |
766 | continue; | |
767 | } | |
c82f047c NB |
768 | bitmap_fd = open(optarg, O_RDWR); |
769 | if (!*optarg || bitmap_fd < 0) { | |
770 | fprintf(stderr, Name ": cannot open bitmap file %s: %s\n", optarg, strerror(errno)); | |
771 | exit(2); | |
772 | } | |
773 | ident.bitmap_fd = bitmap_fd; /* for Assemble */ | |
774 | continue; | |
f5e166fe | 775 | |
06b0d786 NB |
776 | case O(ASSEMBLE, 7): |
777 | case O(GROW, 7): | |
778 | /* Specify a file into which grow might place a backup, | |
779 | * or from which assemble might recover a backup | |
780 | */ | |
781 | if (backup_file) { | |
782 | fprintf(stderr, Name ": backup file already specified, rejecting %s\n", optarg); | |
783 | exit(2); | |
784 | } | |
785 | backup_file = optarg; | |
786 | continue; | |
787 | ||
f5e166fe | 788 | case O(GROW,'b'): |
c82f047c NB |
789 | case O(BUILD,'b'): |
790 | case O(CREATE,'b'): /* here we create the bitmap */ | |
1e0d770c NB |
791 | if (strcmp(optarg, "internal")== 0 || |
792 | strcmp(optarg, "none")== 0 || | |
793 | strchr(optarg, '/') != NULL) { | |
794 | bitmap_file = optarg; | |
795 | continue; | |
796 | } | |
797 | /* probable typo */ | |
798 | fprintf(stderr, Name ": bitmap file must contain a '/', or be 'internal', or 'none'\n"); | |
799 | exit(2); | |
c82f047c | 800 | |
f5e166fe | 801 | case O(GROW,4): |
c82f047c NB |
802 | case O(BUILD,4): |
803 | case O(CREATE,4): /* bitmap chunksize */ | |
804 | bitmap_chunk = strtol(optarg, &c, 10); | |
805 | if (!optarg[0] || *c || bitmap_chunk < 0 || | |
806 | bitmap_chunk & (bitmap_chunk - 1)) { | |
807 | fprintf(stderr, Name ": invalid bitmap chunksize: %s\n", | |
808 | optarg); | |
809 | exit(2); | |
810 | } | |
811 | /* convert K to B, chunk of 0K means 512B */ | |
812 | bitmap_chunk = bitmap_chunk ? bitmap_chunk * 1024 : 512; | |
813 | continue; | |
dfd4d8ee NB |
814 | |
815 | case O(BUILD, 5): | |
816 | case O(CREATE, 5): /* write-behind mode */ | |
817 | write_behind = DEFAULT_MAX_WRITE_BEHIND; | |
818 | if (optarg) { | |
819 | write_behind = strtol(optarg, &c, 10); | |
820 | if (write_behind < 0 || *c || | |
821 | write_behind > 16383) { | |
822 | fprintf(stderr, Name ": Invalid value for maximum outstanding write-behind writes: %s.\n\tMust be between 0 and 16383.\n", optarg); | |
823 | exit(2); | |
824 | } | |
825 | } | |
826 | continue; | |
52826846 NB |
827 | } |
828 | /* We have now processed all the valid options. Anything else is | |
829 | * an error | |
830 | */ | |
06b0d786 NB |
831 | if (option_index > 0) |
832 | fprintf(stderr, Name ":option --%s not valid in %s mode\n", | |
833 | long_options[option_index].name, | |
834 | map_num(modes, mode)); | |
835 | else | |
836 | fprintf(stderr, Name ": option -%c not valid in %s mode\n", | |
837 | opt, map_num(modes, mode)); | |
64c4757e | 838 | exit(2); |
52826846 NB |
839 | |
840 | } | |
841 | ||
3d4064cc NB |
842 | if (print_help) { |
843 | char *help_text = Help; | |
844 | if (print_help == 2) | |
845 | help_text = OptionHelp; | |
846 | else | |
847 | switch (mode) { | |
848 | case ASSEMBLE : help_text = Help_assemble; break; | |
849 | case BUILD : help_text = Help_build; break; | |
850 | case CREATE : help_text = Help_create; break; | |
851 | case MANAGE : help_text = Help_manage; break; | |
852 | case MISC : help_text = Help_misc; break; | |
853 | case MONITOR : help_text = Help_monitor; break; | |
854 | case GROW : help_text = Help_grow; break; | |
855 | } | |
856 | fputs(help_text,stderr); | |
857 | exit(0); | |
858 | } | |
859 | ||
0320ea45 NB |
860 | if (!mode && devs_found) { |
861 | mode = MISC; | |
862 | devmode = 'Q'; | |
863 | if (devlist->disposition == 0) | |
864 | devlist->disposition = devmode; | |
865 | } | |
52826846 NB |
866 | if (!mode) { |
867 | fputs(Usage, stderr); | |
64c4757e | 868 | exit(2); |
64c4757e | 869 | } |
52826846 NB |
870 | /* Ok, got the option parsing out of the way |
871 | * hopefully it's mostly right but there might be some stuff | |
872 | * missing | |
873 | * | |
e0d19036 | 874 | * That is mosty checked in the per-mode stuff but... |
52826846 NB |
875 | * |
876 | * For @,B,C and A without -s, the first device listed must be an md device | |
877 | * we check that here and open it. | |
64c4757e | 878 | */ |
52826846 | 879 | |
dd0781e5 NB |
880 | if (mode==MANAGE || mode == BUILD || mode == CREATE || mode == GROW || |
881 | (mode == ASSEMBLE && ! scan)) { | |
52826846 NB |
882 | if (devs_found < 1) { |
883 | fprintf(stderr, Name ": an md device must be given in this mode\n"); | |
884 | exit(2); | |
885 | } | |
dd0781e5 NB |
886 | if ((int)ident.super_minor == -2 && autof) { |
887 | fprintf(stderr, Name ": --super-minor=dev is incompatible with --auto\n"); | |
888 | exit(2); | |
889 | } | |
890 | mdfd = open_mddev(devlist->devname, autof); | |
52826846 NB |
891 | if (mdfd < 0) |
892 | exit(1); | |
98c6faba | 893 | if ((int)ident.super_minor == -2) { |
d013a55e NB |
894 | struct stat stb; |
895 | fstat(mdfd, &stb); | |
0df46c2a | 896 | ident.super_minor = minor(stb.st_rdev); |
d013a55e | 897 | } |
64c4757e | 898 | } |
52826846 | 899 | |
e4c4352e NB |
900 | if (raiddisks) { |
901 | if (raiddisks > max_disks) { | |
6fbba4c9 NB |
902 | fprintf(stderr, Name ": invalid number of raid devices: %d\n", |
903 | raiddisks); | |
e4c4352e NB |
904 | exit(2); |
905 | } | |
906 | if (raiddisks == 1 && !force && level != -5) { | |
907 | fprintf(stderr, Name ": '1' is an unusual number of drives for an array, so it is probably\n" | |
908 | " a mistake. If you really mean it you will need to specify --force before\n" | |
909 | " setting the number of drives.\n"); | |
910 | exit(2); | |
911 | } | |
912 | } | |
913 | if (sparedisks) { | |
914 | if ( sparedisks > max_disks - raiddisks) { | |
6fbba4c9 NB |
915 | fprintf(stderr, Name ": invalid number of spare-devices: %d\n", |
916 | sparedisks); | |
e4c4352e NB |
917 | exit(2); |
918 | } | |
919 | } | |
c82f047c | 920 | |
52826846 NB |
921 | rv = 0; |
922 | switch(mode) { | |
e0d19036 | 923 | case MANAGE: |
52826846 NB |
924 | /* readonly, add/remove, readwrite, runstop */ |
925 | if (readonly>0) | |
cd29a5c8 | 926 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 927 | if (!rv && devs_found>1) |
cd29a5c8 | 928 | rv = Manage_subdevs(devlist->devname, mdfd, |
dab6685f | 929 | devlist->next, verbose-quiet); |
52826846 | 930 | if (!rv && readonly < 0) |
cd29a5c8 | 931 | rv = Manage_ro(devlist->devname, mdfd, readonly); |
52826846 | 932 | if (!rv && runstop) |
91f068bf | 933 | rv = Manage_runstop(devlist->devname, mdfd, runstop, 0); |
52826846 | 934 | break; |
e0d19036 | 935 | case ASSEMBLE: |
d013a55e | 936 | if (devs_found == 1 && ident.uuid_set == 0 && |
947fd4dd | 937 | ident.super_minor == UnSet && ident.name[0] == 0 && !scan ) { |
d013a55e NB |
938 | /* Only a device has been given, so get details from config file */ |
939 | mddev_ident_t array_ident = conf_get_ident(configfile, devlist->devname); | |
b5e64645 NB |
940 | if (array_ident == NULL) { |
941 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
942 | devlist->devname); | |
d013a55e | 943 | rv |= 1; |
b5e64645 | 944 | } else { |
1337546d NB |
945 | mdfd = open_mddev(devlist->devname, |
946 | array_ident->autof ? array_ident->autof : autof); | |
b5e64645 | 947 | if (mdfd < 0) |
d013a55e | 948 | rv |= 1; |
b5e64645 | 949 | else { |
f9ce90ba | 950 | rv |= Assemble(ss, devlist->devname, mdfd, array_ident, configfile, |
06b0d786 | 951 | NULL, backup_file, |
dab6685f | 952 | readonly, runstop, update, verbose-quiet, force); |
b5e64645 NB |
953 | close(mdfd); |
954 | } | |
d013a55e NB |
955 | } |
956 | } else if (!scan) | |
f9ce90ba | 957 | rv = Assemble(ss, devlist->devname, mdfd, &ident, configfile, |
06b0d786 | 958 | devlist->next, backup_file, |
dab6685f | 959 | readonly, runstop, update, verbose-quiet, force); |
5787fa49 NB |
960 | else if (devs_found>0) { |
961 | if (update && devs_found > 1) { | |
962 | fprintf(stderr, Name ": can only update a single array at a time\n"); | |
963 | exit(1); | |
964 | } | |
06b0d786 NB |
965 | if (backup_file && devs_found > 1) { |
966 | fprintf(stderr, Name ": can only assemble a single array when providing a backup file.\n"); | |
967 | exit(1); | |
968 | } | |
cd29a5c8 NB |
969 | for (dv = devlist ; dv ; dv=dv->next) { |
970 | mddev_ident_t array_ident = conf_get_ident(configfile, dv->devname); | |
52826846 NB |
971 | if (array_ident == NULL) { |
972 | fprintf(stderr, Name ": %s not identified in config file.\n", | |
cd29a5c8 | 973 | dv->devname); |
52826846 NB |
974 | rv |= 1; |
975 | continue; | |
976 | } | |
1337546d NB |
977 | mdfd = open_mddev(dv->devname, |
978 | array_ident->autof ?array_ident->autof : autof); | |
b5e64645 NB |
979 | if (mdfd < 0) { |
980 | rv |= 1; | |
981 | continue; | |
982 | } | |
f9ce90ba | 983 | rv |= Assemble(ss, dv->devname, mdfd, array_ident, configfile, |
06b0d786 | 984 | NULL, backup_file, |
dab6685f | 985 | readonly, runstop, update, verbose-quiet, force); |
b5e64645 | 986 | close(mdfd); |
52826846 | 987 | } |
5787fa49 | 988 | } else { |
52826846 NB |
989 | mddev_ident_t array_list = conf_get_ident(configfile, NULL); |
990 | if (!array_list) { | |
991 | fprintf(stderr, Name ": No arrays found in config file\n"); | |
992 | rv = 1; | |
993 | } else | |
06b0d786 NB |
994 | if (update) { |
995 | fprintf(stderr, Name ": --update not meaningful with a --scan assembly.\n"); | |
996 | exit(1); | |
997 | } | |
998 | if (backup_file) { | |
999 | fprintf(stderr, Name ": --backup_file not meaningful with a --scan assembly.\n"); | |
1000 | exit(1); | |
1001 | } | |
52826846 | 1002 | for (; array_list; array_list = array_list->next) { |
cd29a5c8 | 1003 | mdu_array_info_t array; |
1337546d NB |
1004 | mdfd = open_mddev(array_list->devname, |
1005 | array_list->autof ? array_list->autof : autof); | |
52826846 NB |
1006 | if (mdfd < 0) { |
1007 | rv |= 1; | |
1008 | continue; | |
1009 | } | |
cd29a5c8 NB |
1010 | if (ioctl(mdfd, GET_ARRAY_INFO, &array)>=0) |
1011 | /* already assembled, skip */ | |
43fc1676 NB |
1012 | ; |
1013 | else | |
f9ce90ba | 1014 | rv |= Assemble(ss, array_list->devname, mdfd, |
43fc1676 | 1015 | array_list, configfile, |
06b0d786 | 1016 | NULL, NULL, |
dab6685f | 1017 | readonly, runstop, NULL, verbose-quiet, force); |
43fc1676 | 1018 | close(mdfd); |
52826846 NB |
1019 | } |
1020 | } | |
1021 | break; | |
e0d19036 | 1022 | case BUILD: |
c82f047c | 1023 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; |
dfd4d8ee NB |
1024 | if (write_behind && !bitmap_file) { |
1025 | fprintf(stderr, Name ": write-behind mode requires a bitmap.\n"); | |
1026 | rv = 1; | |
1027 | break; | |
1028 | } | |
1029 | ||
c82f047c | 1030 | if (bitmap_file) { |
55935d51 NB |
1031 | if (strcmp(bitmap_file, "internal")==0) { |
1032 | fprintf(stderr, Name ": 'internal' bitmaps not supported with --build\n"); | |
1033 | rv |= 1; | |
1034 | break; | |
1035 | } | |
c82f047c NB |
1036 | } |
1037 | rv = Build(devlist->devname, mdfd, chunk, level, layout, | |
1038 | raiddisks, devlist->next, assume_clean, | |
dab6685f | 1039 | bitmap_file, bitmap_chunk, write_behind, delay, verbose-quiet); |
52826846 | 1040 | break; |
e0d19036 | 1041 | case CREATE: |
c82f047c | 1042 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; |
dfd4d8ee NB |
1043 | if (write_behind && !bitmap_file) { |
1044 | fprintf(stderr, Name ": write-behind mode requires a bitmap.\n"); | |
1045 | rv = 1; | |
1046 | break; | |
1047 | } | |
f9ce90ba NB |
1048 | |
1049 | rv = Create(ss, devlist->devname, mdfd, chunk, level, layout, size<0 ? 0 : size, | |
947fd4dd | 1050 | raiddisks, sparedisks, ident.name, |
47d79ef8 | 1051 | devs_found-1, devlist->next, runstop, verbose-quiet, force, assume_clean, |
dfd4d8ee | 1052 | bitmap_file, bitmap_chunk, write_behind, delay); |
52826846 | 1053 | break; |
e0d19036 NB |
1054 | case MISC: |
1055 | ||
1056 | if (devmode == 'E') { | |
1057 | if (devlist == NULL && !scan) { | |
1058 | fprintf(stderr, Name ": No devices to examine\n"); | |
1059 | exit(2); | |
1060 | } | |
1061 | if (devlist == NULL) | |
1062 | devlist = conf_get_devs(configfile); | |
1063 | if (devlist == NULL) { | |
c913b90e | 1064 | fprintf(stderr, Name ": No devices listed in %s\n", configfile?configfile:DefaultConfFile); |
e0d19036 NB |
1065 | exit(1); |
1066 | } | |
22892d56 | 1067 | rv = Examine(devlist, scan?(verbose>1?0:verbose+1):brief, scan, SparcAdjust, ss); |
e0d19036 NB |
1068 | } else { |
1069 | if (devlist == NULL) { | |
91f068bf NB |
1070 | if (devmode=='D' && scan) { |
1071 | /* apply --detail to all devices in /proc/mdstat */ | |
22a88995 | 1072 | struct mdstat_ent *ms = mdstat_read(0, 1); |
e0d19036 NB |
1073 | struct mdstat_ent *e; |
1074 | for (e=ms ; e ; e=e->next) { | |
1075 | char *name = get_md_name(e->devnum); | |
1076 | ||
1077 | if (!name) { | |
1078 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
1079 | e->dev); | |
1080 | continue; | |
1081 | } | |
22892d56 | 1082 | rv |= Detail(name, verbose>1?0:verbose+1, test); |
91f068bf NB |
1083 | put_md_name(name); |
1084 | } | |
1085 | } else if (devmode == 'S' && scan) { | |
1086 | /* apply --stop to all devices in /proc/mdstat */ | |
1087 | /* Due to possible stacking of devices, repeat until | |
1088 | * nothing more can be stopped | |
1089 | */ | |
1090 | int progress=1, err; | |
1091 | int last = 0; | |
1092 | do { | |
22a88995 | 1093 | struct mdstat_ent *ms = mdstat_read(0, 0); |
91f068bf NB |
1094 | struct mdstat_ent *e; |
1095 | ||
1096 | if (!progress) last = 1; | |
1097 | progress = 0; err = 0; | |
1098 | for (e=ms ; e ; e=e->next) { | |
1099 | char *name = get_md_name(e->devnum); | |
1100 | ||
1101 | if (!name) { | |
1102 | fprintf(stderr, Name ": cannot find device file for %s\n", | |
1103 | e->dev); | |
1104 | continue; | |
1105 | } | |
dd0781e5 | 1106 | mdfd = open_mddev(name, 0); |
43fc1676 | 1107 | if (mdfd >= 0) { |
91f068bf NB |
1108 | if (Manage_runstop(name, mdfd, -1, !last)) |
1109 | err = 1; | |
1110 | else | |
1111 | progress = 1; | |
43fc1676 NB |
1112 | close(mdfd); |
1113 | } | |
91f068bf NB |
1114 | |
1115 | put_md_name(name); | |
e0d19036 | 1116 | } |
91f068bf | 1117 | } while (!last && err); |
f9c25f1d | 1118 | if (err) rv |= 1; |
91f068bf | 1119 | } else { |
e0d19036 NB |
1120 | fprintf(stderr, Name ": No devices given.\n"); |
1121 | exit(2); | |
1122 | } | |
1123 | } | |
1124 | for (dv=devlist ; dv; dv=dv->next) { | |
1125 | switch(dv->disposition) { | |
1126 | case 'D': | |
22892d56 | 1127 | rv |= Detail(dv->devname, brief?1+verbose:0, test); continue; |
e0d19036 | 1128 | case 'K': /* Zero superblock */ |
6409687b | 1129 | rv |= Kill(dv->devname, force, quiet); continue; |
e0d19036 NB |
1130 | case 'Q': |
1131 | rv |= Query(dv->devname); continue; | |
c82f047c | 1132 | case 'X': |
55935d51 | 1133 | rv |= ExamineBitmap(dv->devname, brief, ss); continue; |
e0d19036 | 1134 | } |
dd0781e5 | 1135 | mdfd = open_mddev(dv->devname, 0); |
43fc1676 | 1136 | if (mdfd>=0) { |
e0d19036 NB |
1137 | switch(dv->disposition) { |
1138 | case 'R': | |
91f068bf | 1139 | rv |= Manage_runstop(dv->devname, mdfd, 1, 0); break; |
e0d19036 | 1140 | case 'S': |
91f068bf | 1141 | rv |= Manage_runstop(dv->devname, mdfd, -1, 0); break; |
e0d19036 NB |
1142 | case 'o': |
1143 | rv |= Manage_ro(dv->devname, mdfd, 1); break; | |
1144 | case 'w': | |
1145 | rv |= Manage_ro(dv->devname, mdfd, -1); break; | |
1146 | } | |
43fc1676 | 1147 | close(mdfd); |
7f48e210 NB |
1148 | } else |
1149 | rv |= 1; | |
e0d19036 | 1150 | } |
cd29a5c8 | 1151 | } |
9a9dab36 | 1152 | break; |
e0d19036 | 1153 | case MONITOR: |
e0d19036 NB |
1154 | if (!devlist && !scan) { |
1155 | fprintf(stderr, Name ": Cannot monitor: need --scan or at least one device\n"); | |
1156 | rv = 1; | |
1157 | break; | |
1158 | } | |
b5e64645 NB |
1159 | if (pidfile && !daemonise) { |
1160 | fprintf(stderr, Name ": Cannot write a pid file when not in daemon mode\n"); | |
1161 | rv = 1; | |
1162 | break; | |
1163 | } | |
d013a55e | 1164 | rv= Monitor(devlist, mailaddr, program, |
773135f5 NB |
1165 | delay?delay:60, daemonise, scan, oneshot, |
1166 | dosyslog, configfile, test, pidfile); | |
9a9dab36 | 1167 | break; |
dd0781e5 NB |
1168 | |
1169 | case GROW: | |
1170 | if (devs_found > 1) { | |
e5329c37 NB |
1171 | |
1172 | /* must be '-a'. */ | |
1173 | if (size >= 0 || raiddisks) { | |
1174 | fprintf(stderr, Name ": --size, --raiddisks, and --add are exclusing in --grow mode\n"); | |
1175 | rv = 1; | |
1176 | break; | |
1177 | } | |
1178 | for (dv=devlist->next; dv ; dv=dv->next) { | |
1179 | rv = Grow_Add_device(devlist->devname, mdfd, dv->devname); | |
1180 | if (rv) | |
1181 | break; | |
1182 | } | |
f5e166fe NB |
1183 | } else if ((size >= 0) + (raiddisks != 0) + (layout != UnSet) + (bitmap_file != NULL)> 1) { |
1184 | fprintf(stderr, Name ": can change at most one of size, raiddisks, bitmap, and layout\n"); | |
dd0781e5 NB |
1185 | rv = 1; |
1186 | break; | |
b5e64645 NB |
1187 | } else if (layout != UnSet) |
1188 | rv = Manage_reconfig(devlist->devname, mdfd, layout); | |
1189 | else if (size >= 0 || raiddisks) | |
06b0d786 | 1190 | rv = Grow_reshape(devlist->devname, mdfd, quiet, backup_file, |
e86c9dd6 | 1191 | size, level, layout, chunk, raiddisks); |
f5e166fe NB |
1192 | else if (bitmap_file) { |
1193 | if (delay == 0) delay = DEFAULT_BITMAP_DELAY; | |
1194 | rv = Grow_addbitmap(devlist->devname, mdfd, bitmap_file, | |
8fac0577 | 1195 | bitmap_chunk, delay, write_behind, force); |
f5e166fe | 1196 | } else |
b5e64645 | 1197 | fprintf(stderr, Name ": no changes to --grow\n"); |
dd0781e5 | 1198 | break; |
64c4757e | 1199 | } |
52826846 | 1200 | exit(rv); |
64c4757e | 1201 | } |