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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 | * |
ca3b6696 | 4 | * Copyright (C) 2001-2012 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 | |
ef898ce6 | 30 | int Detail(char *dev, struct context *c) |
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; | |
4df01ff5 | 44 | char *str; |
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 | |
ef898ce6 | 59 | int rv = c->test ? 4 : 1; |
a77be586 | 60 | int avail_disks = 0; |
d0673517 | 61 | char *avail = NULL; |
82b27616 | 62 | |
64c4757e | 63 | if (fd < 0) { |
e7b84f9d | 64 | pr_err("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) { | |
e7b84f9d | 70 | pr_err("%s does not appear to be an md device\n", |
64c4757e NB |
71 | dev); |
72 | close(fd); | |
feb716e9 | 73 | return rv; |
64c4757e | 74 | } |
682c7051 | 75 | if (vers < 9000) { |
e7b84f9d | 76 | pr_err("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) | |
e7b84f9d | 83 | pr_err("md device %s does not appear to be active.\n", |
64c4757e NB |
84 | dev); |
85 | else | |
e7b84f9d | 86 | pr_err("cannot get array detail for %s: %s\n", |
64c4757e NB |
87 | dev, strerror(errno)); |
88 | close(fd); | |
feb716e9 | 89 | return rv; |
64c4757e | 90 | } |
4dd2df09 | 91 | sra = sysfs_read(fd, NULL, 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 | ||
5f7e44b2 | 101 | if (subarray) { |
c69b251b N |
102 | /* This is a subarray of some container. |
103 | * We want the name of the container, and the member | |
104 | */ | |
4dd2df09 | 105 | int devid = devnm2devid(st->container_devnm); |
c1ea5a98 | 106 | int cfd, err; |
5f7e44b2 DW |
107 | |
108 | member = subarray; | |
4dd2df09 N |
109 | container = map_dev_preferred(major(devid), minor(devid), |
110 | 1, c->prefer); | |
c1ea5a98 | 111 | cfd = open_dev(st->container_devnm); |
112 | if (cfd >= 0) { | |
113 | err = st->ss->load_container(st, cfd, NULL); | |
114 | close(cfd); | |
115 | if (err == 0) | |
116 | info = st->ss->container_content(st, subarray); | |
117 | } | |
c69b251b | 118 | } |
ea329559 | 119 | |
e5329c37 | 120 | /* try to load a superblock */ |
c1ea5a98 | 121 | if (st && !info) for (d = 0; d < max_disks; d++) { |
e5329c37 NB |
122 | mdu_disk_info_t disk; |
123 | char *dv; | |
9aaada05 N |
124 | int fd2; |
125 | int err; | |
e5329c37 NB |
126 | disk.number = d; |
127 | if (ioctl(fd, GET_DISK_INFO, &disk) < 0) | |
128 | continue; | |
129 | if (d >= array.raid_disks && | |
130 | disk.major == 0 && | |
131 | disk.minor == 0) | |
132 | continue; | |
9aaada05 N |
133 | |
134 | if (array.raid_disks > 0 && | |
135 | (disk.state & (1 << MD_DISK_ACTIVE)) == 0) | |
136 | continue; | |
137 | ||
138 | dv = map_dev(disk.major, disk.minor, 1); | |
139 | if (!dv) | |
140 | continue; | |
141 | ||
142 | fd2 = dev_open(dv, O_RDONLY); | |
143 | if (fd2 < 0) | |
144 | continue; | |
145 | ||
146 | if (st->sb) | |
147 | st->ss->free_super(st); | |
148 | ||
149 | err = st->ss->load_super(st, fd2, NULL); | |
150 | close(fd2); | |
151 | if (err) | |
152 | continue; | |
a1f976a0 N |
153 | if (info) |
154 | free(info); | |
155 | if (subarray) | |
156 | info = st->ss->container_content(st, subarray); | |
157 | else { | |
503975b9 | 158 | info = xmalloc(sizeof(*info)); |
a1f976a0 N |
159 | st->ss->getinfo_super(st, info, NULL); |
160 | } | |
161 | if (!info) | |
162 | continue; | |
9aaada05 N |
163 | |
164 | if (array.raid_disks != 0 && /* container */ | |
a1f976a0 N |
165 | (info->array.ctime != array.ctime || |
166 | info->array.level != array.level)) { | |
9aaada05 N |
167 | st->ss->free_super(st); |
168 | continue; | |
e5329c37 | 169 | } |
9aaada05 | 170 | /* some formats (imsm) have free-floating-spares |
22e263f6 | 171 | * with a uuid of uuid_zero, they don't |
9aaada05 N |
172 | * have very good info about the rest of the |
173 | * container, so keep searching when | |
174 | * encountering such a device. Otherwise, stop | |
175 | * after the first successful call to | |
176 | * ->load_super. | |
177 | */ | |
22e263f6 | 178 | if (memcmp(uuid_zero, |
a1f976a0 | 179 | info->uuid, |
22e263f6 | 180 | sizeof(uuid_zero)) == 0) { |
9aaada05 N |
181 | st->ss->free_super(st); |
182 | continue; | |
183 | } | |
184 | break; | |
e5329c37 NB |
185 | } |
186 | ||
64c4757e | 187 | /* Ok, we have some info to print... */ |
4df01ff5 | 188 | str = map_num(pers, array.level); |
54bad364 | 189 | |
ef898ce6 | 190 | if (c->export) { |
c69b251b | 191 | if (array.raid_disks) { |
4df01ff5 N |
192 | if (str) |
193 | printf("MD_LEVEL=%s\n", str); | |
c69b251b N |
194 | printf("MD_DEVICES=%d\n", array.raid_disks); |
195 | } else { | |
196 | printf("MD_LEVEL=container\n"); | |
197 | printf("MD_DEVICES=%d\n", array.nr_disks); | |
198 | } | |
199 | if (container) { | |
200 | printf("MD_CONTAINER=%s\n", container); | |
201 | printf("MD_MEMBER=%s\n", member); | |
202 | } else { | |
203 | if (sra && sra->array.major_version < 0) | |
204 | printf("MD_METADATA=%s\n", sra->text_version); | |
205 | else | |
6e48d593 | 206 | printf("MD_METADATA=%d.%d\n", |
c69b251b N |
207 | array.major_version, array.minor_version); |
208 | } | |
ca3b6696 | 209 | |
a1f976a0 | 210 | if (st && st->sb && info) { |
35ddc76d | 211 | char nbuf[64]; |
f069dd29 | 212 | struct map_ent *mp, *map = NULL; |
9aaada05 | 213 | |
a1f976a0 | 214 | fname_from_uuid(st, info, nbuf, ':'); |
35ddc76d | 215 | printf("MD_UUID=%s\n", nbuf+5); |
a1f976a0 | 216 | mp = map_by_uuid(&map, info->uuid); |
f069dd29 | 217 | if (mp && mp->path && |
7103b9b8 N |
218 | strncmp(mp->path, "/dev/md/", 8) == 0) { |
219 | printf("MD_DEVNAME="); | |
220 | print_escape(mp->path+8); | |
221 | putchar('\n'); | |
222 | } | |
142cb9e1 | 223 | |
35ddc76d N |
224 | if (st->ss->export_detail_super) |
225 | st->ss->export_detail_super(st); | |
7e6c6cb2 N |
226 | } else { |
227 | struct map_ent *mp, *map = NULL; | |
aae5a112 | 228 | char nbuf[64]; |
4dd2df09 | 229 | mp = map_by_devnm(&map, fd2devnm(fd)); |
aae5a112 DW |
230 | if (mp) { |
231 | __fname_from_uuid(mp->uuid, 0, nbuf, ':'); | |
232 | printf("MD_UUID=%s\n", nbuf+5); | |
233 | } | |
7e6c6cb2 | 234 | if (mp && mp->path && |
7103b9b8 N |
235 | strncmp(mp->path, "/dev/md/", 8) == 0) { |
236 | printf("MD_DEVNAME="); | |
237 | print_escape(mp->path+8); | |
238 | putchar('\n'); | |
239 | } | |
35ddc76d | 240 | } |
54bad364 KS |
241 | goto out; |
242 | } | |
243 | ||
503975b9 | 244 | disks = xmalloc(max_disks * sizeof(mdu_disk_info_t)); |
ca3b6696 | 245 | for (d = 0; d < max_disks; d++) { |
d998adc3 N |
246 | disks[d].state = (1<<MD_DISK_REMOVED); |
247 | disks[d].major = disks[d].minor = 0; | |
248 | disks[d].number = disks[d].raid_disk = d; | |
249 | } | |
250 | ||
24c7bc84 | 251 | next = array.raid_disks*2; |
ca3b6696 | 252 | for (d = 0; d < max_disks; d++) { |
d998adc3 N |
253 | mdu_disk_info_t disk; |
254 | disk.number = d; | |
255 | if (ioctl(fd, GET_DISK_INFO, &disk) < 0) { | |
256 | if (d < array.raid_disks) | |
e7b84f9d | 257 | pr_err("cannot get device detail for device %d: %s\n", |
d998adc3 N |
258 | d, strerror(errno)); |
259 | continue; | |
260 | } | |
261 | if (disk.major == 0 && disk.minor == 0) | |
262 | continue; | |
24c7bc84 N |
263 | if (disk.raid_disk >= 0 && disk.raid_disk < array.raid_disks |
264 | && disks[disk.raid_disk*2].state == (1<<MD_DISK_REMOVED)) | |
265 | disks[disk.raid_disk*2] = disk; | |
266 | else if (disk.raid_disk >= 0 && disk.raid_disk < array.raid_disks | |
267 | && disks[disk.raid_disk*2+1].state == (1<<MD_DISK_REMOVED)) | |
268 | disks[disk.raid_disk*2+1] = disk; | |
d998adc3 N |
269 | else if (next < max_disks) |
270 | disks[next++] = disk; | |
271 | } | |
272 | ||
503975b9 | 273 | avail = xcalloc(array.raid_disks, 1); |
d998adc3 N |
274 | |
275 | for (d= 0; d < array.raid_disks; d++) { | |
d998adc3 | 276 | |
24c7bc84 N |
277 | if ((disks[d*2].state & (1<<MD_DISK_SYNC)) || |
278 | (disks[d*2+1].state & (1<<MD_DISK_SYNC))) { | |
d998adc3 N |
279 | avail_disks ++; |
280 | avail[d] = 1; | |
281 | } | |
282 | } | |
283 | ||
ef898ce6 | 284 | if (c->brief) { |
e8eb8763 | 285 | mdu_bitmap_file_t bmf; |
061f2c6a | 286 | printf("ARRAY %s", dev); |
ef898ce6 | 287 | if (c->brief > 1) { |
061f2c6a | 288 | if (array.raid_disks) |
0e90271e | 289 | printf(" level=%s num-devices=%d", |
4df01ff5 | 290 | str?str:"-unknown-", |
061f2c6a N |
291 | array.raid_disks ); |
292 | else | |
0e90271e | 293 | printf(" level=container num-devices=%d", |
061f2c6a N |
294 | array.nr_disks); |
295 | } | |
c69b251b N |
296 | if (container) { |
297 | printf(" container=%s", container); | |
298 | printf(" member=%s", member); | |
299 | } else { | |
300 | if (sra && sra->array.major_version < 0) | |
301 | printf(" metadata=%s", sra->text_version); | |
302 | else | |
6e48d593 | 303 | printf(" metadata=%d.%d", |
c69b251b N |
304 | array.major_version, array.minor_version); |
305 | } | |
e8eb8763 NB |
306 | |
307 | /* Only try GET_BITMAP_FILE for 0.90.01 and later */ | |
308 | if (vers >= 9001 && | |
309 | ioctl(fd, GET_BITMAP_FILE, &bmf) == 0 && | |
310 | bmf.pathname[0]) { | |
311 | printf(" bitmap=%s", bmf.pathname); | |
312 | } | |
142cb9e1 | 313 | } else { |
8fac0577 | 314 | mdu_bitmap_file_t bmf; |
e0d19036 | 315 | unsigned long long larray_size; |
22a88995 | 316 | struct mdstat_ent *ms = mdstat_read(0, 0); |
dd0781e5 | 317 | struct mdstat_ent *e; |
4dd2df09 | 318 | char *devnm; |
dd0781e5 | 319 | |
4dd2df09 | 320 | devnm = stat2devnm(&stb); |
dd0781e5 | 321 | for (e=ms; e; e=e->next) |
4dd2df09 | 322 | if (strcmp(e->devnm, devnm) == 0) |
dd0781e5 | 323 | break; |
beae1dfe NB |
324 | if (!get_dev_size(fd, NULL, &larray_size)) |
325 | larray_size = 0; | |
56eb10c0 | 326 | |
cd29a5c8 | 327 | printf("%s:\n", dev); |
142cb9e1 | 328 | |
c69b251b N |
329 | if (container) |
330 | printf(" Container : %s, member %s\n", container, member); | |
331 | else { | |
142cb9e1 NB |
332 | if (sra && sra->array.major_version < 0) |
333 | printf(" Version : %s\n", sra->text_version); | |
334 | else | |
6e48d593 | 335 | printf(" Version : %d.%d\n", |
142cb9e1 | 336 | array.major_version, array.minor_version); |
c69b251b | 337 | } |
142cb9e1 | 338 | |
cd29a5c8 | 339 | atime = array.ctime; |
c69b251b N |
340 | if (atime) |
341 | printf(" Creation Time : %.24s\n", ctime(&atime)); | |
4df01ff5 N |
342 | if (array.raid_disks == 0) |
343 | str = "container"; | |
344 | printf(" Raid Level : %s\n", str?str:"-unknown-"); | |
56eb10c0 | 345 | if (larray_size) |
ca3b6696 N |
346 | printf(" Array Size : %llu%s\n", (larray_size>>10), |
347 | human_size(larray_size)); | |
3d4064cc | 348 | if (array.level >= 1) { |
ec1b28fd N |
349 | if (sra) |
350 | array.major_version = sra->array.major_version; | |
3d4064cc | 351 | if (array.major_version != 0 && |
6ee5c05a NB |
352 | (larray_size >= 0xFFFFFFFFULL|| array.size == 0)) { |
353 | unsigned long long dsize = get_component_size(fd); | |
354 | if (dsize > 0) | |
e3362544 | 355 | printf(" Used Dev Size : %llu%s\n", |
a1236192 N |
356 | dsize/2, |
357 | human_size((long long)dsize<<9)); | |
6ee5c05a | 358 | else |
e3362544 | 359 | printf(" Used Dev Size : unknown\n"); |
6ee5c05a | 360 | } else |
e3362544 NB |
361 | printf(" Used Dev Size : %d%s\n", array.size, |
362 | human_size((long long)array.size<<10)); | |
3d4064cc | 363 | } |
c69b251b N |
364 | if (array.raid_disks) |
365 | printf(" Raid Devices : %d\n", array.raid_disks); | |
b83d95f3 | 366 | printf(" Total Devices : %d\n", array.nr_disks); |
ca3b6696 | 367 | if (!container && |
c69b251b N |
368 | ((sra == NULL && array.major_version == 0) || |
369 | (sra && sra->array.major_version == 0))) | |
370 | printf("Preferred Minor : %d\n", array.md_minor); | |
142cb9e1 NB |
371 | if (sra == NULL || sra->array.major_version >= 0) |
372 | printf(" Persistence : Superblock is %spersistent\n", | |
373 | array.not_persistent?"not ":""); | |
cd29a5c8 | 374 | printf("\n"); |
4027ddca NB |
375 | /* Only try GET_BITMAP_FILE for 0.90.01 and later */ |
376 | if (vers >= 9001 && | |
377 | ioctl(fd, GET_BITMAP_FILE, &bmf) == 0 && | |
378 | bmf.pathname[0]) { | |
8fac0577 NB |
379 | printf(" Intent Bitmap : %s\n", bmf.pathname); |
380 | printf("\n"); | |
381 | } else if (array.state & (1<<MD_SB_BITMAP_PRESENT)) | |
382 | printf(" Intent Bitmap : Internal\n\n"); | |
cd29a5c8 | 383 | atime = array.utime; |
c69b251b N |
384 | if (atime) |
385 | printf(" Update Time : %.24s\n", ctime(&atime)); | |
d998adc3 | 386 | if (array.raid_disks) { |
ca3b6696 N |
387 | static char *sync_action[] = { |
388 | ", recovering", ", resyncing", | |
389 | ", reshaping", ", checking" }; | |
d998adc3 N |
390 | char *st; |
391 | if (avail_disks == array.raid_disks) | |
392 | st = ""; | |
393 | else if (!enough(array.level, array.raid_disks, | |
de5a472e | 394 | array.layout, 1, avail)) |
d998adc3 N |
395 | st = ", FAILED"; |
396 | else | |
397 | st = ", degraded"; | |
398 | ||
2d3603ba KW |
399 | printf(" State : %s%s%s%s%s%s \n", |
400 | (array.state&(1<<MD_SB_CLEAN))?"clean":"active", st, | |
9dad51d4 N |
401 | (!e || (e->percent < 0 && e->percent != RESYNC_PENDING && |
402 | e->percent != RESYNC_DELAYED)) ? "" : sync_action[e->resync], | |
2d3603ba | 403 | larray_size ? "": ", Not Started", |
9dad51d4 N |
404 | e->percent == RESYNC_DELAYED ? " (DELAYED)": "", |
405 | e->percent == RESYNC_PENDING ? " (PENDING)": ""); | |
d998adc3 | 406 | } |
c69b251b N |
407 | if (array.raid_disks) |
408 | printf(" Active Devices : %d\n", array.active_disks); | |
b83d95f3 | 409 | printf("Working Devices : %d\n", array.working_disks); |
c69b251b N |
410 | if (array.raid_disks) { |
411 | printf(" Failed Devices : %d\n", array.failed_disks); | |
412 | printf(" Spare Devices : %d\n", array.spare_disks); | |
413 | } | |
cd29a5c8 NB |
414 | printf("\n"); |
415 | if (array.level == 5) { | |
4df01ff5 N |
416 | str = map_num(r5layout, array.layout); |
417 | printf(" Layout : %s\n", str?str:"-unknown-"); | |
cd29a5c8 | 418 | } |
fe77a154 | 419 | if (array.level == 6) { |
4df01ff5 N |
420 | str = map_num(r6layout, array.layout); |
421 | printf(" Layout : %s\n", str?str:"-unknown-"); | |
fe77a154 | 422 | } |
e5329c37 | 423 | if (array.level == 10) { |
e4965ef8 N |
424 | printf(" Layout :"); |
425 | print_r10_layout(array.layout); | |
426 | printf("\n"); | |
e5329c37 | 427 | } |
cd29a5c8 NB |
428 | switch (array.level) { |
429 | case 0: | |
430 | case 4: | |
431 | case 5: | |
e5329c37 NB |
432 | case 10: |
433 | case 6: | |
142cb9e1 NB |
434 | if (array.chunk_size) |
435 | printf(" Chunk Size : %dK\n\n", | |
436 | array.chunk_size/1024); | |
cd29a5c8 NB |
437 | break; |
438 | case -1: | |
e5329c37 | 439 | printf(" Rounding : %dK\n\n", array.chunk_size/1024); |
cd29a5c8 NB |
440 | break; |
441 | default: break; | |
442 | } | |
aba69144 | 443 | |
e5329c37 | 444 | if (e && e->percent >= 0) { |
ca3b6696 N |
445 | static char *sync_action[] = { |
446 | "Rebuild", "Resync", | |
447 | "Reshape", "Check"}; | |
2d3603ba | 448 | printf(" %7s Status : %d%% complete\n", sync_action[e->resync], e->percent); |
e5329c37 NB |
449 | is_rebuilding = 1; |
450 | } | |
dd0781e5 NB |
451 | free_mdstat(ms); |
452 | ||
db428d7a | 453 | if ((st && st->sb) && (info && info->reshape_active)) { |
bed256c2 NB |
454 | #if 0 |
455 | This is pretty boring | |
a1f976a0 N |
456 | printf(" Reshape pos'n : %llu%s\n", (unsigned long long) info->reshape_progress<<9, |
457 | human_size((unsigned long long)info->reshape_progress<<9)); | |
bed256c2 | 458 | #endif |
c281a804 | 459 | if (info->delta_disks != 0) |
bed256c2 | 460 | printf(" Delta Devices : %d, (%d->%d)\n", |
ca3b6696 N |
461 | info->delta_disks, |
462 | array.raid_disks - info->delta_disks, | |
463 | array.raid_disks); | |
a1f976a0 | 464 | if (info->new_level != array.level) { |
4df01ff5 N |
465 | str = map_num(pers, info->new_level); |
466 | printf(" New Level : %s\n", str?str:"-unknown-"); | |
bed256c2 | 467 | } |
a1f976a0 N |
468 | if (info->new_level != array.level || |
469 | info->new_layout != array.layout) { | |
470 | if (info->new_level == 5) { | |
4df01ff5 | 471 | str = map_num(r5layout, info->new_layout); |
bed256c2 | 472 | printf(" New Layout : %s\n", |
4df01ff5 | 473 | str?str:"-unknown-"); |
bed256c2 | 474 | } |
a1f976a0 | 475 | if (info->new_level == 6) { |
4df01ff5 | 476 | str = map_num(r6layout, info->new_layout); |
dab54dcb | 477 | printf(" New Layout : %s\n", |
4df01ff5 | 478 | str?str:"-unknown-"); |
dab54dcb | 479 | } |
a1f976a0 | 480 | if (info->new_level == 10) { |
b578481c | 481 | printf(" New Layout : near=%d, %s=%d\n", |
a1f976a0 N |
482 | info->new_layout&255, |
483 | (info->new_layout&0x10000)?"offset":"far", | |
484 | (info->new_layout>>8)&255); | |
bed256c2 NB |
485 | } |
486 | } | |
a1f976a0 N |
487 | if (info->new_chunk != array.chunk_size) |
488 | printf(" New Chunksize : %dK\n", info->new_chunk/1024); | |
bed256c2 NB |
489 | printf("\n"); |
490 | } else if (e && e->percent >= 0) | |
491 | printf("\n"); | |
3da92f27 | 492 | if (st && st->sb) |
ef898ce6 | 493 | st->ss->detail_super(st, c->homehost); |
e5329c37 | 494 | |
c69b251b N |
495 | if (array.raid_disks == 0 && sra && sra->array.major_version == -1 |
496 | && sra->array.minor_version == -2 && sra->text_version[0] != '/') { | |
497 | /* This looks like a container. Find any active arrays | |
498 | * That claim to be a member. | |
499 | */ | |
500 | DIR *dir = opendir("/sys/block"); | |
501 | struct dirent *de; | |
502 | ||
503 | printf(" Member Arrays :"); | |
504 | ||
505 | while (dir && (de = readdir(dir)) != NULL) { | |
506 | char path[200]; | |
507 | char vbuf[1024]; | |
508 | int nlen = strlen(sra->sys_name); | |
4dd2df09 | 509 | int devid; |
c69b251b N |
510 | if (de->d_name[0] == '.') |
511 | continue; | |
512 | sprintf(path, "/sys/block/%s/md/metadata_version", | |
513 | de->d_name); | |
514 | if (load_sys(path, vbuf) < 0) | |
515 | continue; | |
516 | if (strncmp(vbuf, "external:", 9) != 0 || | |
66ccd96e | 517 | !is_subarray(vbuf+9) || |
c69b251b N |
518 | strncmp(vbuf+10, sra->sys_name, nlen) != 0 || |
519 | vbuf[10+nlen] != '/') | |
520 | continue; | |
4dd2df09 | 521 | devid = devnm2devid(de->d_name); |
c2ecf5f6 | 522 | printf(" %s", map_dev_preferred( |
4dd2df09 N |
523 | major(devid), |
524 | minor(devid), 1, c->prefer)); | |
c69b251b N |
525 | } |
526 | if (dir) | |
527 | closedir(dir); | |
528 | printf("\n\n"); | |
529 | } | |
530 | ||
531 | if (array.raid_disks) | |
532 | printf(" Number Major Minor RaidDevice State\n"); | |
533 | else | |
534 | printf(" Number Major Minor RaidDevice\n"); | |
cd29a5c8 | 535 | } |
a1f976a0 | 536 | free(info); |
b0c63f32 | 537 | |
b0c63f32 NB |
538 | for (d= 0; d < max_disks; d++) { |
539 | char *dv; | |
540 | mdu_disk_info_t disk = disks[d]; | |
541 | ||
24c7bc84 N |
542 | if (d >= array.raid_disks*2 && |
543 | disk.major == 0 && | |
544 | disk.minor == 0) | |
545 | continue; | |
546 | if ((d & 1) && | |
e0d19036 NB |
547 | disk.major == 0 && |
548 | disk.minor == 0) | |
549 | continue; | |
ef898ce6 | 550 | if (!c->brief) { |
24c7bc84 | 551 | if (d == array.raid_disks*2) printf("\n"); |
e5329c37 | 552 | if (disk.raid_disk < 0) |
aba69144 | 553 | printf(" %5d %5d %5d - ", |
e5329c37 NB |
554 | disk.number, disk.major, disk.minor); |
555 | else | |
aba69144 | 556 | printf(" %5d %5d %5d %5d ", |
e5329c37 | 557 | disk.number, disk.major, disk.minor, disk.raid_disk); |
c69b251b | 558 | } |
ef898ce6 | 559 | if (!c->brief && array.raid_disks) { |
c69b251b | 560 | |
aba69144 NB |
561 | if (disk.state & (1<<MD_DISK_FAULTY)) { |
562 | printf(" faulty"); | |
e5329c37 NB |
563 | if (disk.raid_disk < array.raid_disks && |
564 | disk.raid_disk >= 0) | |
565 | failed++; | |
566 | } | |
cd29a5c8 | 567 | if (disk.state & (1<<MD_DISK_ACTIVE)) printf(" active"); |
2c096ebe N |
568 | if (disk.state & (1<<MD_DISK_SYNC)) { |
569 | printf(" sync"); | |
570 | if (array.level == 10 && (array.layout & ~0x1FFFF) == 0) { | |
571 | int nc = array.layout & 0xff; | |
572 | int fc = (array.layout >> 8) & 0xff; | |
573 | int copies = nc*fc; | |
787e234d | 574 | if (fc == 1 && array.raid_disks % copies == 0 && copies <= 26) { |
2c096ebe N |
575 | /* We can divide the devices into 'sets' */ |
576 | int set = disk.raid_disk % copies; | |
577 | printf(" set-%c", set + 'A'); | |
578 | } | |
579 | } | |
580 | } | |
cd29a5c8 | 581 | if (disk.state & (1<<MD_DISK_REMOVED)) printf(" removed"); |
b0c63f32 NB |
582 | if (disk.state & (1<<MD_DISK_WRITEMOSTLY)) printf(" writemostly"); |
583 | if ((disk.state & | |
71ec7076 N |
584 | ((1<<MD_DISK_ACTIVE)|(1<<MD_DISK_SYNC) |
585 | |(1<<MD_DISK_REMOVED)|(1<<MD_DISK_FAULTY))) | |
b0c63f32 NB |
586 | == 0) { |
587 | printf(" spare"); | |
e5329c37 NB |
588 | if (is_26) { |
589 | if (disk.raid_disk < array.raid_disks && disk.raid_disk >= 0) | |
590 | printf(" rebuilding"); | |
591 | } else if (is_rebuilding && failed) { | |
592 | /* Taking a bit of a risk here, we remove the | |
593 | * device from the array, and then put it back. | |
594 | * If this fails, we are rebuilding | |
595 | */ | |
0df46c2a NB |
596 | int err = ioctl(fd, HOT_REMOVE_DISK, makedev(disk.major, disk.minor)); |
597 | if (err == 0) ioctl(fd, HOT_ADD_DISK, makedev(disk.major, disk.minor)); | |
e5329c37 NB |
598 | if (err && errno == EBUSY) |
599 | printf(" rebuilding"); | |
600 | } | |
601 | } | |
feb716e9 | 602 | } |
e5329c37 | 603 | if (disk.state == 0) spares++; |
ef898ce6 | 604 | if (c->test && d < array.raid_disks |
a77be586 | 605 | && !(disk.state & (1<<MD_DISK_SYNC))) |
feb716e9 | 606 | rv |= 1; |
ca3b6696 N |
607 | dv=map_dev_preferred(disk.major, disk.minor, 0, c->prefer); |
608 | if (dv != NULL) { | |
ef898ce6 | 609 | if (c->brief) { |
d013a55e | 610 | if (devices) { |
503975b9 | 611 | devices = xrealloc(devices, |
d013a55e NB |
612 | strlen(devices)+1+strlen(dv)+1); |
613 | strcat(strcat(devices,","),dv); | |
614 | } else | |
503975b9 | 615 | devices = xstrdup(dv); |
d013a55e NB |
616 | } else |
617 | printf(" %s", dv); | |
82b27616 | 618 | } |
ef898ce6 | 619 | if (!c->brief) printf("\n"); |
64c4757e | 620 | } |
ef898ce6 N |
621 | if (spares && c->brief && array.raid_disks) printf(" spares=%d", spares); |
622 | if (c->brief && st && st->sb) | |
3da92f27 | 623 | st->ss->brief_detail_super(st); |
db428d7a LD |
624 | if (st) |
625 | st->ss->free_super(st); | |
4b1ac34b | 626 | |
ef898ce6 N |
627 | if (c->brief > 1 && devices) printf("\n devices=%s", devices); |
628 | if (c->brief) | |
629 | printf("\n"); | |
630 | if (c->test && | |
a77be586 | 631 | !enough(array.level, array.raid_disks, array.layout, |
de5a472e | 632 | 1, avail)) |
a77be586 NB |
633 | rv = 2; |
634 | ||
0eb26465 | 635 | free(disks); |
a328c097 | 636 | out: |
e5329c37 | 637 | close(fd); |
4725bc31 | 638 | free(subarray); |
d0673517 | 639 | free(avail); |
5454b6f3 | 640 | sysfs_free(sra); |
feb716e9 | 641 | return rv; |
64c4757e | 642 | } |
4cce4069 | 643 | |
9eafa1de | 644 | int Detail_Platform(struct superswitch *ss, int scan, int verbose, int export, char *controller_path) |
4cce4069 DW |
645 | { |
646 | /* display platform capabilities for the given metadata format | |
647 | * 'scan' in this context means iterate over all metadata types | |
648 | */ | |
649 | int i; | |
650 | int err = 1; | |
651 | ||
e50cf220 | 652 | if (ss && export && ss->export_detail_platform) |
9eafa1de | 653 | err = ss->export_detail_platform(verbose, controller_path); |
e50cf220 | 654 | else if (ss && ss->detail_platform) |
9eafa1de | 655 | err = ss->detail_platform(verbose, 0, controller_path); |
4cce4069 | 656 | else if (ss) { |
ba728be7 | 657 | if (verbose > 0) |
e7b84f9d | 658 | pr_err("%s metadata is platform independent\n", |
4cce4069 DW |
659 | ss->name ? : "[no name]"); |
660 | } else if (!scan) { | |
ba728be7 | 661 | if (verbose > 0) |
e7b84f9d | 662 | pr_err("specify a metadata type or --scan\n"); |
4cce4069 DW |
663 | } |
664 | ||
665 | if (!scan) | |
666 | return err; | |
667 | ||
9590cb42 | 668 | err = 0; |
4cce4069 DW |
669 | for (i = 0; superlist[i]; i++) { |
670 | struct superswitch *meta = superlist[i]; | |
671 | ||
672 | if (meta == ss) | |
673 | continue; | |
ba728be7 | 674 | if (verbose > 0) |
e7b84f9d | 675 | pr_err("checking metadata %s\n", |
4cce4069 DW |
676 | meta->name ? : "[no name]"); |
677 | if (!meta->detail_platform) { | |
ba728be7 | 678 | if (verbose > 0) |
e7b84f9d | 679 | pr_err("%s metadata is platform independent\n", |
4cce4069 | 680 | meta->name ? : "[no name]"); |
e50cf220 | 681 | } else if (export && meta->export_detail_platform) { |
9eafa1de | 682 | err |= meta->export_detail_platform(verbose, controller_path); |
4cce4069 | 683 | } else |
9eafa1de | 684 | err |= meta->detail_platform(verbose, 0, controller_path); |
4cce4069 DW |
685 | } |
686 | ||
687 | return err; | |
688 | } |