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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 | * |
e736b623 | 4 | * Copyright (C) 2001-2009 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 | |
e736b623 | 22 | * Email: <neilb@suse.de> |
64c4757e NB |
23 | */ |
24 | ||
9a9dab36 | 25 | #include "mdadm.h" |
64c4757e NB |
26 | #include "md_p.h" |
27 | #include "md_u.h" | |
c69b251b | 28 | #include <dirent.h> |
64c4757e | 29 | |
54bad364 | 30 | int Detail(char *dev, int brief, int export, int test, char *homehost) |
64c4757e NB |
31 | { |
32 | /* | |
33 | * Print out details for an md array by using | |
34 | * GET_ARRAY_INFO and GET_DISK_INFO ioctl calls | |
35 | */ | |
36 | ||
fb97b4d6 | 37 | int fd = open(dev, O_RDONLY); |
64c4757e NB |
38 | int vers; |
39 | mdu_array_info_t array; | |
b0c63f32 NB |
40 | mdu_disk_info_t *disks; |
41 | int next; | |
64c4757e NB |
42 | int d; |
43 | time_t atime; | |
682c7051 | 44 | char *c; |
d013a55e | 45 | char *devices = NULL; |
feb716e9 | 46 | int spares = 0; |
dd0781e5 | 47 | struct stat stb; |
e5329c37 NB |
48 | int is_26 = get_linux_version() >= 2006000; |
49 | int is_rebuilding = 0; | |
50 | int failed = 0; | |
9aaada05 | 51 | struct supertype *st; |
4725bc31 | 52 | char *subarray = NULL; |
e27d562b | 53 | int max_disks = MD_SB_DISKS; /* just a default */ |
a1f976a0 | 54 | struct mdinfo *info = NULL; |
142cb9e1 | 55 | struct mdinfo *sra; |
c69b251b N |
56 | char *member = NULL; |
57 | char *container = NULL; | |
64c4757e | 58 | |
feb716e9 | 59 | int rv = test ? 4 : 1; |
a77be586 NB |
60 | int avail_disks = 0; |
61 | char *avail; | |
82b27616 | 62 | |
64c4757e | 63 | if (fd < 0) { |
682c7051 | 64 | fprintf(stderr, Name ": cannot open %s: %s\n", |
64c4757e | 65 | dev, strerror(errno)); |
feb716e9 | 66 | return rv; |
64c4757e NB |
67 | } |
68 | vers = md_get_version(fd); | |
69 | if (vers < 0) { | |
682c7051 | 70 | fprintf(stderr, Name ": %s does not appear to be an md device\n", |
64c4757e NB |
71 | dev); |
72 | close(fd); | |
feb716e9 | 73 | return rv; |
64c4757e | 74 | } |
682c7051 NB |
75 | if (vers < 9000) { |
76 | fprintf(stderr, Name ": cannot get detail for md device %s: driver version too old.\n", | |
64c4757e NB |
77 | dev); |
78 | close(fd); | |
feb716e9 | 79 | return rv; |
64c4757e NB |
80 | } |
81 | if (ioctl(fd, GET_ARRAY_INFO, &array)<0) { | |
82 | if (errno == ENODEV) | |
682c7051 | 83 | fprintf(stderr, Name ": md device %s does not appear to be active.\n", |
64c4757e NB |
84 | dev); |
85 | else | |
682c7051 | 86 | fprintf(stderr, Name ": cannot get array detail for %s: %s\n", |
64c4757e NB |
87 | dev, strerror(errno)); |
88 | close(fd); | |
feb716e9 | 89 | return rv; |
64c4757e | 90 | } |
142cb9e1 | 91 | sra = sysfs_read(fd, 0, GET_VERSION); |
4725bc31 | 92 | st = super_by_fd(fd, &subarray); |
f9ce90ba | 93 | |
dd0781e5 NB |
94 | if (fstat(fd, &stb) != 0 && !S_ISBLK(stb.st_mode)) |
95 | stb.st_rdev = 0; | |
feb716e9 | 96 | rv = 0; |
e5329c37 | 97 | |
c69b251b N |
98 | if (st) |
99 | max_disks = st->max_devs; | |
100 | ||
101 | if (sra && is_subarray(sra->text_version) && | |
102 | strchr(sra->text_version+1, '/')) { | |
103 | /* This is a subarray of some container. | |
104 | * We want the name of the container, and the member | |
105 | */ | |
106 | char *s = strchr(sra->text_version+1, '/'); | |
107 | int dn; | |
108 | *s++ = '\0'; | |
109 | member = s; | |
110 | dn = devname2devnum(sra->text_version+1); | |
111 | container = map_dev(dev2major(dn), dev2minor(dn), 1); | |
112 | } | |
ea329559 | 113 | |
e5329c37 | 114 | /* try to load a superblock */ |
9aaada05 | 115 | if (st) for (d = 0; d < max_disks; d++) { |
e5329c37 NB |
116 | mdu_disk_info_t disk; |
117 | char *dv; | |
9aaada05 N |
118 | int fd2; |
119 | int err; | |
e5329c37 NB |
120 | disk.number = d; |
121 | if (ioctl(fd, GET_DISK_INFO, &disk) < 0) | |
122 | continue; | |
123 | if (d >= array.raid_disks && | |
124 | disk.major == 0 && | |
125 | disk.minor == 0) | |
126 | continue; | |
9aaada05 N |
127 | |
128 | if (array.raid_disks > 0 && | |
129 | (disk.state & (1 << MD_DISK_ACTIVE)) == 0) | |
130 | continue; | |
131 | ||
132 | dv = map_dev(disk.major, disk.minor, 1); | |
133 | if (!dv) | |
134 | continue; | |
135 | ||
136 | fd2 = dev_open(dv, O_RDONLY); | |
137 | if (fd2 < 0) | |
138 | continue; | |
139 | ||
140 | if (st->sb) | |
141 | st->ss->free_super(st); | |
142 | ||
143 | err = st->ss->load_super(st, fd2, NULL); | |
144 | close(fd2); | |
145 | if (err) | |
146 | continue; | |
a1f976a0 N |
147 | if (info) |
148 | free(info); | |
149 | if (subarray) | |
150 | info = st->ss->container_content(st, subarray); | |
151 | else { | |
152 | info = malloc(sizeof(*info)); | |
153 | st->ss->getinfo_super(st, info, NULL); | |
154 | } | |
155 | if (!info) | |
156 | continue; | |
9aaada05 N |
157 | |
158 | if (array.raid_disks != 0 && /* container */ | |
a1f976a0 N |
159 | (info->array.ctime != array.ctime || |
160 | info->array.level != array.level)) { | |
9aaada05 N |
161 | st->ss->free_super(st); |
162 | continue; | |
e5329c37 | 163 | } |
9aaada05 N |
164 | /* some formats (imsm) have free-floating-spares |
165 | * with a uuid of uuid_match_any, they don't | |
166 | * have very good info about the rest of the | |
167 | * container, so keep searching when | |
168 | * encountering such a device. Otherwise, stop | |
169 | * after the first successful call to | |
170 | * ->load_super. | |
171 | */ | |
172 | if (memcmp(uuid_match_any, | |
a1f976a0 | 173 | info->uuid, |
9aaada05 N |
174 | sizeof(uuid_match_any)) == 0) { |
175 | st->ss->free_super(st); | |
176 | continue; | |
177 | } | |
178 | break; | |
e5329c37 NB |
179 | } |
180 | ||
64c4757e | 181 | /* Ok, we have some info to print... */ |
682c7051 | 182 | c = map_num(pers, array.level); |
54bad364 KS |
183 | |
184 | if (export) { | |
c69b251b N |
185 | if (array.raid_disks) { |
186 | if (c) | |
187 | printf("MD_LEVEL=%s\n", c); | |
188 | printf("MD_DEVICES=%d\n", array.raid_disks); | |
189 | } else { | |
190 | printf("MD_LEVEL=container\n"); | |
191 | printf("MD_DEVICES=%d\n", array.nr_disks); | |
192 | } | |
193 | if (container) { | |
194 | printf("MD_CONTAINER=%s\n", container); | |
195 | printf("MD_MEMBER=%s\n", member); | |
196 | } else { | |
197 | if (sra && sra->array.major_version < 0) | |
198 | printf("MD_METADATA=%s\n", sra->text_version); | |
199 | else | |
6e48d593 | 200 | printf("MD_METADATA=%d.%d\n", |
c69b251b N |
201 | array.major_version, array.minor_version); |
202 | } | |
35ddc76d | 203 | |
a1f976a0 | 204 | if (st && st->sb && info) { |
35ddc76d | 205 | char nbuf[64]; |
f069dd29 | 206 | struct map_ent *mp, *map = NULL; |
9aaada05 | 207 | |
a1f976a0 | 208 | fname_from_uuid(st, info, nbuf, ':'); |
35ddc76d | 209 | printf("MD_UUID=%s\n", nbuf+5); |
a1f976a0 | 210 | mp = map_by_uuid(&map, info->uuid); |
f069dd29 N |
211 | if (mp && mp->path && |
212 | strncmp(mp->path, "/dev/md/", 8) == 0) | |
213 | printf("MD_DEVNAME=%s\n", mp->path+8); | |
142cb9e1 | 214 | |
35ddc76d N |
215 | if (st->ss->export_detail_super) |
216 | st->ss->export_detail_super(st); | |
7e6c6cb2 N |
217 | } else { |
218 | struct map_ent *mp, *map = NULL; | |
aae5a112 | 219 | char nbuf[64]; |
7e6c6cb2 | 220 | mp = map_by_devnum(&map, fd2devnum(fd)); |
aae5a112 DW |
221 | if (mp) { |
222 | __fname_from_uuid(mp->uuid, 0, nbuf, ':'); | |
223 | printf("MD_UUID=%s\n", nbuf+5); | |
224 | } | |
7e6c6cb2 N |
225 | if (mp && mp->path && |
226 | strncmp(mp->path, "/dev/md/", 8) == 0) | |
227 | printf("MD_DEVNAME=%s\n", mp->path+8); | |
35ddc76d | 228 | } |
54bad364 KS |
229 | goto out; |
230 | } | |
231 | ||
d998adc3 N |
232 | disks = malloc(max_disks * sizeof(mdu_disk_info_t)); |
233 | for (d=0; d<max_disks; d++) { | |
234 | disks[d].state = (1<<MD_DISK_REMOVED); | |
235 | disks[d].major = disks[d].minor = 0; | |
236 | disks[d].number = disks[d].raid_disk = d; | |
237 | } | |
238 | ||
239 | next = array.raid_disks; | |
240 | for (d=0; d < max_disks; d++) { | |
241 | mdu_disk_info_t disk; | |
242 | disk.number = d; | |
243 | if (ioctl(fd, GET_DISK_INFO, &disk) < 0) { | |
244 | if (d < array.raid_disks) | |
245 | fprintf(stderr, Name ": cannot get device detail for device %d: %s\n", | |
246 | d, strerror(errno)); | |
247 | continue; | |
248 | } | |
249 | if (disk.major == 0 && disk.minor == 0) | |
250 | continue; | |
251 | if (disk.raid_disk >= 0 && disk.raid_disk < array.raid_disks) | |
252 | disks[disk.raid_disk] = disk; | |
253 | else if (next < max_disks) | |
254 | disks[next++] = disk; | |
255 | } | |
256 | ||
257 | avail = calloc(array.raid_disks, 1); | |
258 | ||
259 | for (d= 0; d < array.raid_disks; d++) { | |
260 | mdu_disk_info_t disk = disks[d]; | |
261 | ||
262 | if ((disk.state & (1<<MD_DISK_SYNC))) { | |
263 | avail_disks ++; | |
264 | avail[d] = 1; | |
265 | } | |
266 | } | |
267 | ||
142cb9e1 | 268 | if (brief) { |
e8eb8763 | 269 | mdu_bitmap_file_t bmf; |
061f2c6a N |
270 | printf("ARRAY %s", dev); |
271 | if (brief > 1) { | |
272 | if (array.raid_disks) | |
0e90271e | 273 | printf(" level=%s num-devices=%d", |
061f2c6a N |
274 | c?c:"-unknown-", |
275 | array.raid_disks ); | |
276 | else | |
0e90271e | 277 | printf(" level=container num-devices=%d", |
061f2c6a N |
278 | array.nr_disks); |
279 | } | |
c69b251b N |
280 | if (container) { |
281 | printf(" container=%s", container); | |
282 | printf(" member=%s", member); | |
283 | } else { | |
284 | if (sra && sra->array.major_version < 0) | |
285 | printf(" metadata=%s", sra->text_version); | |
286 | else | |
6e48d593 | 287 | printf(" metadata=%d.%d", |
c69b251b N |
288 | array.major_version, array.minor_version); |
289 | } | |
e8eb8763 NB |
290 | |
291 | /* Only try GET_BITMAP_FILE for 0.90.01 and later */ | |
292 | if (vers >= 9001 && | |
293 | ioctl(fd, GET_BITMAP_FILE, &bmf) == 0 && | |
294 | bmf.pathname[0]) { | |
295 | printf(" bitmap=%s", bmf.pathname); | |
296 | } | |
142cb9e1 | 297 | } else { |
8fac0577 | 298 | mdu_bitmap_file_t bmf; |
e0d19036 | 299 | unsigned long long larray_size; |
22a88995 | 300 | struct mdstat_ent *ms = mdstat_read(0, 0); |
dd0781e5 NB |
301 | struct mdstat_ent *e; |
302 | int devnum = array.md_minor; | |
f21e18ca | 303 | if (major(stb.st_rdev) == (unsigned)get_mdp_major()) |
dd0781e5 NB |
304 | devnum = -1 - devnum; |
305 | ||
306 | for (e=ms; e; e=e->next) | |
307 | if (e->devnum == devnum) | |
308 | break; | |
beae1dfe NB |
309 | if (!get_dev_size(fd, NULL, &larray_size)) |
310 | larray_size = 0; | |
56eb10c0 | 311 | |
cd29a5c8 | 312 | printf("%s:\n", dev); |
142cb9e1 | 313 | |
c69b251b N |
314 | if (container) |
315 | printf(" Container : %s, member %s\n", container, member); | |
316 | else { | |
142cb9e1 NB |
317 | if (sra && sra->array.major_version < 0) |
318 | printf(" Version : %s\n", sra->text_version); | |
319 | else | |
6e48d593 | 320 | printf(" Version : %d.%d\n", |
142cb9e1 | 321 | array.major_version, array.minor_version); |
c69b251b | 322 | } |
142cb9e1 | 323 | |
cd29a5c8 | 324 | atime = array.ctime; |
c69b251b N |
325 | if (atime) |
326 | printf(" Creation Time : %.24s\n", ctime(&atime)); | |
142cb9e1 | 327 | if (array.raid_disks == 0) c = "container"; |
cd29a5c8 | 328 | printf(" Raid Level : %s\n", c?c:"-unknown-"); |
56eb10c0 | 329 | if (larray_size) |
dd0781e5 | 330 | printf(" Array Size : %llu%s\n", (larray_size>>10), human_size(larray_size)); |
3d4064cc NB |
331 | if (array.level >= 1) { |
332 | if (array.major_version != 0 && | |
6ee5c05a NB |
333 | (larray_size >= 0xFFFFFFFFULL|| array.size == 0)) { |
334 | unsigned long long dsize = get_component_size(fd); | |
335 | if (dsize > 0) | |
e3362544 | 336 | printf(" Used Dev Size : %llu%s\n", |
a1236192 N |
337 | dsize/2, |
338 | human_size((long long)dsize<<9)); | |
6ee5c05a | 339 | else |
e3362544 | 340 | printf(" Used Dev Size : unknown\n"); |
6ee5c05a | 341 | } else |
e3362544 NB |
342 | printf(" Used Dev Size : %d%s\n", array.size, |
343 | human_size((long long)array.size<<10)); | |
3d4064cc | 344 | } |
c69b251b N |
345 | if (array.raid_disks) |
346 | printf(" Raid Devices : %d\n", array.raid_disks); | |
b83d95f3 | 347 | printf(" Total Devices : %d\n", array.nr_disks); |
c69b251b N |
348 | if (!container && |
349 | ((sra == NULL && array.major_version == 0) || | |
350 | (sra && sra->array.major_version == 0))) | |
351 | printf("Preferred Minor : %d\n", array.md_minor); | |
142cb9e1 NB |
352 | if (sra == NULL || sra->array.major_version >= 0) |
353 | printf(" Persistence : Superblock is %spersistent\n", | |
354 | array.not_persistent?"not ":""); | |
cd29a5c8 | 355 | printf("\n"); |
4027ddca NB |
356 | /* Only try GET_BITMAP_FILE for 0.90.01 and later */ |
357 | if (vers >= 9001 && | |
358 | ioctl(fd, GET_BITMAP_FILE, &bmf) == 0 && | |
359 | bmf.pathname[0]) { | |
8fac0577 NB |
360 | printf(" Intent Bitmap : %s\n", bmf.pathname); |
361 | printf("\n"); | |
362 | } else if (array.state & (1<<MD_SB_BITMAP_PRESENT)) | |
363 | printf(" Intent Bitmap : Internal\n\n"); | |
cd29a5c8 | 364 | atime = array.utime; |
c69b251b N |
365 | if (atime) |
366 | printf(" Update Time : %.24s\n", ctime(&atime)); | |
d998adc3 | 367 | if (array.raid_disks) { |
f94c116f | 368 | static char *sync_action[] = {", recovering",", resyncing",", reshaping",", checking"}; |
d998adc3 N |
369 | char *st; |
370 | if (avail_disks == array.raid_disks) | |
371 | st = ""; | |
372 | else if (!enough(array.level, array.raid_disks, | |
373 | array.layout, 1, avail, avail_disks)) | |
374 | st = ", FAILED"; | |
375 | else | |
376 | st = ", degraded"; | |
377 | ||
c69b251b N |
378 | printf(" State : %s%s%s%s\n", |
379 | (array.state&(1<<MD_SB_CLEAN))?"clean":"active", | |
d998adc3 | 380 | st, |
f94c116f | 381 | (!e || e->percent < 0) ? "" : sync_action[e->resync], |
c69b251b | 382 | larray_size ? "": ", Not Started"); |
d998adc3 | 383 | } |
c69b251b N |
384 | if (array.raid_disks) |
385 | printf(" Active Devices : %d\n", array.active_disks); | |
b83d95f3 | 386 | printf("Working Devices : %d\n", array.working_disks); |
c69b251b N |
387 | if (array.raid_disks) { |
388 | printf(" Failed Devices : %d\n", array.failed_disks); | |
389 | printf(" Spare Devices : %d\n", array.spare_disks); | |
390 | } | |
cd29a5c8 NB |
391 | printf("\n"); |
392 | if (array.level == 5) { | |
393 | c = map_num(r5layout, array.layout); | |
394 | printf(" Layout : %s\n", c?c:"-unknown-"); | |
395 | } | |
fe77a154 N |
396 | if (array.level == 6) { |
397 | c = map_num(r6layout, array.layout); | |
398 | printf(" Layout : %s\n", c?c:"-unknown-"); | |
399 | } | |
e5329c37 | 400 | if (array.level == 10) { |
e4965ef8 N |
401 | printf(" Layout :"); |
402 | print_r10_layout(array.layout); | |
403 | printf("\n"); | |
e5329c37 | 404 | } |
cd29a5c8 NB |
405 | switch (array.level) { |
406 | case 0: | |
407 | case 4: | |
408 | case 5: | |
e5329c37 NB |
409 | case 10: |
410 | case 6: | |
142cb9e1 NB |
411 | if (array.chunk_size) |
412 | printf(" Chunk Size : %dK\n\n", | |
413 | array.chunk_size/1024); | |
cd29a5c8 NB |
414 | break; |
415 | case -1: | |
e5329c37 | 416 | printf(" Rounding : %dK\n\n", array.chunk_size/1024); |
cd29a5c8 NB |
417 | break; |
418 | default: break; | |
419 | } | |
aba69144 | 420 | |
e5329c37 | 421 | if (e && e->percent >= 0) { |
bed256c2 | 422 | printf(" Re%s Status : %d%% complete\n", |
a1f976a0 | 423 | (st && st->sb && info->reshape_active)? |
3da92f27 | 424 | "shape":"build", |
bed256c2 | 425 | e->percent); |
e5329c37 NB |
426 | is_rebuilding = 1; |
427 | } | |
dd0781e5 NB |
428 | free_mdstat(ms); |
429 | ||
a1f976a0 | 430 | if (st->sb && info->reshape_active) { |
bed256c2 NB |
431 | #if 0 |
432 | This is pretty boring | |
a1f976a0 N |
433 | printf(" Reshape pos'n : %llu%s\n", (unsigned long long) info->reshape_progress<<9, |
434 | human_size((unsigned long long)info->reshape_progress<<9)); | |
bed256c2 | 435 | #endif |
a1f976a0 | 436 | if (info->delta_disks > 0) |
bed256c2 | 437 | printf(" Delta Devices : %d, (%d->%d)\n", |
a1f976a0 N |
438 | info->delta_disks, array.raid_disks - info->delta_disks, array.raid_disks); |
439 | if (info->delta_disks < 0) | |
bed256c2 | 440 | printf(" Delta Devices : %d, (%d->%d)\n", |
a1f976a0 N |
441 | info->delta_disks, array.raid_disks, array.raid_disks + info->delta_disks); |
442 | if (info->new_level != array.level) { | |
443 | char *c = map_num(pers, info->new_level); | |
bed256c2 NB |
444 | printf(" New Level : %s\n", c?c:"-unknown-"); |
445 | } | |
a1f976a0 N |
446 | if (info->new_level != array.level || |
447 | info->new_layout != array.layout) { | |
448 | if (info->new_level == 5) { | |
449 | char *c = map_num(r5layout, info->new_layout); | |
bed256c2 NB |
450 | printf(" New Layout : %s\n", |
451 | c?c:"-unknown-"); | |
452 | } | |
a1f976a0 N |
453 | if (info->new_level == 6) { |
454 | char *c = map_num(r6layout, info->new_layout); | |
dab54dcb N |
455 | printf(" New Layout : %s\n", |
456 | c?c:"-unknown-"); | |
457 | } | |
a1f976a0 | 458 | if (info->new_level == 10) { |
b578481c | 459 | printf(" New Layout : near=%d, %s=%d\n", |
a1f976a0 N |
460 | info->new_layout&255, |
461 | (info->new_layout&0x10000)?"offset":"far", | |
462 | (info->new_layout>>8)&255); | |
bed256c2 NB |
463 | } |
464 | } | |
a1f976a0 N |
465 | if (info->new_chunk != array.chunk_size) |
466 | printf(" New Chunksize : %dK\n", info->new_chunk/1024); | |
bed256c2 NB |
467 | printf("\n"); |
468 | } else if (e && e->percent >= 0) | |
469 | printf("\n"); | |
3da92f27 NB |
470 | if (st && st->sb) |
471 | st->ss->detail_super(st, homehost); | |
e5329c37 | 472 | |
c69b251b N |
473 | if (array.raid_disks == 0 && sra && sra->array.major_version == -1 |
474 | && sra->array.minor_version == -2 && sra->text_version[0] != '/') { | |
475 | /* This looks like a container. Find any active arrays | |
476 | * That claim to be a member. | |
477 | */ | |
478 | DIR *dir = opendir("/sys/block"); | |
479 | struct dirent *de; | |
480 | ||
481 | printf(" Member Arrays :"); | |
482 | ||
483 | while (dir && (de = readdir(dir)) != NULL) { | |
484 | char path[200]; | |
485 | char vbuf[1024]; | |
486 | int nlen = strlen(sra->sys_name); | |
487 | int dn; | |
488 | if (de->d_name[0] == '.') | |
489 | continue; | |
490 | sprintf(path, "/sys/block/%s/md/metadata_version", | |
491 | de->d_name); | |
492 | if (load_sys(path, vbuf) < 0) | |
493 | continue; | |
494 | if (strncmp(vbuf, "external:", 9) != 0 || | |
495 | !is_subarray(sra->sys_name+9) || | |
496 | strncmp(vbuf+10, sra->sys_name, nlen) != 0 || | |
497 | vbuf[10+nlen] != '/') | |
498 | continue; | |
499 | dn = devname2devnum(de->d_name); | |
500 | printf(" %s", map_dev(dev2major(dn), | |
501 | dev2minor(dn), 1)); | |
502 | } | |
503 | if (dir) | |
504 | closedir(dir); | |
505 | printf("\n\n"); | |
506 | } | |
507 | ||
508 | if (array.raid_disks) | |
509 | printf(" Number Major Minor RaidDevice State\n"); | |
510 | else | |
511 | printf(" Number Major Minor RaidDevice\n"); | |
cd29a5c8 | 512 | } |
a1f976a0 | 513 | free(info); |
b0c63f32 | 514 | |
b0c63f32 NB |
515 | for (d= 0; d < max_disks; d++) { |
516 | char *dv; | |
517 | mdu_disk_info_t disk = disks[d]; | |
518 | ||
e0d19036 NB |
519 | if (d >= array.raid_disks && |
520 | disk.major == 0 && | |
521 | disk.minor == 0) | |
522 | continue; | |
cd29a5c8 | 523 | if (!brief) { |
b0c63f32 | 524 | if (d == array.raid_disks) printf("\n"); |
e5329c37 | 525 | if (disk.raid_disk < 0) |
aba69144 | 526 | printf(" %5d %5d %5d - ", |
e5329c37 NB |
527 | disk.number, disk.major, disk.minor); |
528 | else | |
aba69144 | 529 | printf(" %5d %5d %5d %5d ", |
e5329c37 | 530 | disk.number, disk.major, disk.minor, disk.raid_disk); |
c69b251b N |
531 | } |
532 | if (!brief && array.raid_disks) { | |
533 | ||
aba69144 NB |
534 | if (disk.state & (1<<MD_DISK_FAULTY)) { |
535 | printf(" faulty"); | |
e5329c37 NB |
536 | if (disk.raid_disk < array.raid_disks && |
537 | disk.raid_disk >= 0) | |
538 | failed++; | |
539 | } | |
cd29a5c8 NB |
540 | if (disk.state & (1<<MD_DISK_ACTIVE)) printf(" active"); |
541 | if (disk.state & (1<<MD_DISK_SYNC)) printf(" sync"); | |
542 | if (disk.state & (1<<MD_DISK_REMOVED)) printf(" removed"); | |
b0c63f32 NB |
543 | if (disk.state & (1<<MD_DISK_WRITEMOSTLY)) printf(" writemostly"); |
544 | if ((disk.state & | |
545 | ((1<<MD_DISK_ACTIVE)|(1<<MD_DISK_SYNC)|(1<<MD_DISK_REMOVED))) | |
546 | == 0) { | |
547 | printf(" spare"); | |
e5329c37 NB |
548 | if (is_26) { |
549 | if (disk.raid_disk < array.raid_disks && disk.raid_disk >= 0) | |
550 | printf(" rebuilding"); | |
551 | } else if (is_rebuilding && failed) { | |
552 | /* Taking a bit of a risk here, we remove the | |
553 | * device from the array, and then put it back. | |
554 | * If this fails, we are rebuilding | |
555 | */ | |
0df46c2a NB |
556 | int err = ioctl(fd, HOT_REMOVE_DISK, makedev(disk.major, disk.minor)); |
557 | if (err == 0) ioctl(fd, HOT_ADD_DISK, makedev(disk.major, disk.minor)); | |
e5329c37 NB |
558 | if (err && errno == EBUSY) |
559 | printf(" rebuilding"); | |
560 | } | |
561 | } | |
feb716e9 | 562 | } |
e5329c37 | 563 | if (disk.state == 0) spares++; |
a77be586 NB |
564 | if (test && d < array.raid_disks |
565 | && !(disk.state & (1<<MD_DISK_SYNC))) | |
feb716e9 | 566 | rv |= 1; |
16c6fa80 | 567 | if ((dv=map_dev(disk.major, disk.minor, 0))) { |
d013a55e NB |
568 | if (brief) { |
569 | if (devices) { | |
570 | devices = realloc(devices, | |
571 | strlen(devices)+1+strlen(dv)+1); | |
572 | strcat(strcat(devices,","),dv); | |
573 | } else | |
574 | devices = strdup(dv); | |
575 | } else | |
576 | printf(" %s", dv); | |
82b27616 | 577 | } |
cd29a5c8 | 578 | if (!brief) printf("\n"); |
64c4757e | 579 | } |
c69b251b | 580 | if (spares && brief && array.raid_disks) printf(" spares=%d", spares); |
3da92f27 NB |
581 | if (brief && st && st->sb) |
582 | st->ss->brief_detail_super(st); | |
583 | st->ss->free_super(st); | |
4b1ac34b | 584 | |
22892d56 | 585 | if (brief > 1 && devices) printf("\n devices=%s", devices); |
cd29a5c8 | 586 | if (brief) printf("\n"); |
a77be586 NB |
587 | if (test && |
588 | !enough(array.level, array.raid_disks, array.layout, | |
589 | 1, avail, avail_disks)) | |
590 | rv = 2; | |
591 | ||
0eb26465 | 592 | free(disks); |
a328c097 | 593 | out: |
e5329c37 | 594 | close(fd); |
4725bc31 | 595 | free(subarray); |
feb716e9 | 596 | return rv; |
64c4757e | 597 | } |
4cce4069 DW |
598 | |
599 | int Detail_Platform(struct superswitch *ss, int scan, int verbose) | |
600 | { | |
601 | /* display platform capabilities for the given metadata format | |
602 | * 'scan' in this context means iterate over all metadata types | |
603 | */ | |
604 | int i; | |
605 | int err = 1; | |
606 | ||
607 | if (ss && ss->detail_platform) | |
5615172f | 608 | err = ss->detail_platform(verbose, 0); |
4cce4069 DW |
609 | else if (ss) { |
610 | if (verbose) | |
611 | fprintf(stderr, Name ": %s metadata is platform independent\n", | |
612 | ss->name ? : "[no name]"); | |
613 | } else if (!scan) { | |
614 | if (verbose) | |
615 | fprintf(stderr, Name ": specify a metadata type or --scan\n"); | |
616 | } | |
617 | ||
618 | if (!scan) | |
619 | return err; | |
620 | ||
621 | for (i = 0; superlist[i]; i++) { | |
622 | struct superswitch *meta = superlist[i]; | |
623 | ||
624 | if (meta == ss) | |
625 | continue; | |
626 | if (verbose) | |
627 | fprintf(stderr, Name ": checking metadata %s\n", | |
628 | meta->name ? : "[no name]"); | |
629 | if (!meta->detail_platform) { | |
630 | if (verbose) | |
631 | fprintf(stderr, Name ": %s metadata is platform independent\n", | |
632 | meta->name ? : "[no name]"); | |
633 | } else | |
5615172f | 634 | err |= meta->detail_platform(verbose, 0); |
4cce4069 DW |
635 | } |
636 | ||
637 | return err; | |
638 | } |