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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 | * |
6f02172d | 4 | * Copyright (C) 2001-2013 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 | |
41a663b2 | 30 | static int cmpstringp(const void *p1, const void *p2) |
31 | { | |
32 | return strcmp(* (char * const *) p1, * (char * const *) p2); | |
33 | } | |
34 | ||
b76dc299 MW |
35 | static int add_device(const char *dev, char ***p_devices, |
36 | int *p_max_devices, int n_devices) | |
37 | { | |
38 | if (n_devices + 1 >= *p_max_devices) { | |
39 | *p_max_devices += 16; | |
40 | *p_devices = xrealloc(*p_devices, *p_max_devices * | |
41 | sizeof(**p_devices)); | |
42 | if (!*p_devices) { | |
43 | *p_max_devices = 0; | |
44 | return 0; | |
45 | } | |
46 | }; | |
47 | (*p_devices)[n_devices] = xstrdup(dev); | |
48 | return n_devices + 1; | |
49 | } | |
50 | ||
ef898ce6 | 51 | int Detail(char *dev, struct context *c) |
64c4757e NB |
52 | { |
53 | /* | |
54 | * Print out details for an md array by using | |
55 | * GET_ARRAY_INFO and GET_DISK_INFO ioctl calls | |
56 | */ | |
57 | ||
fb97b4d6 | 58 | int fd = open(dev, O_RDONLY); |
64c4757e NB |
59 | int vers; |
60 | mdu_array_info_t array; | |
b0c63f32 NB |
61 | mdu_disk_info_t *disks; |
62 | int next; | |
64c4757e NB |
63 | int d; |
64 | time_t atime; | |
4df01ff5 | 65 | char *str; |
41a663b2 | 66 | char **devices = NULL; |
67 | int max_devices = 0, n_devices = 0; | |
feb716e9 | 68 | int spares = 0; |
dd0781e5 | 69 | struct stat stb; |
e5329c37 NB |
70 | int is_26 = get_linux_version() >= 2006000; |
71 | int is_rebuilding = 0; | |
72 | int failed = 0; | |
9aaada05 | 73 | struct supertype *st; |
4725bc31 | 74 | char *subarray = NULL; |
e27d562b | 75 | int max_disks = MD_SB_DISKS; /* just a default */ |
a1f976a0 | 76 | struct mdinfo *info = NULL; |
142cb9e1 | 77 | struct mdinfo *sra; |
e6fc80a8 | 78 | struct mdinfo *subdev; |
c69b251b N |
79 | char *member = NULL; |
80 | char *container = NULL; | |
64c4757e | 81 | |
ef898ce6 | 82 | int rv = c->test ? 4 : 1; |
a77be586 | 83 | int avail_disks = 0; |
d0673517 | 84 | char *avail = NULL; |
e6fc80a8 N |
85 | int external; |
86 | int inactive; | |
82b27616 | 87 | |
64c4757e | 88 | if (fd < 0) { |
e7b84f9d | 89 | pr_err("cannot open %s: %s\n", |
64c4757e | 90 | dev, strerror(errno)); |
feb716e9 | 91 | return rv; |
64c4757e NB |
92 | } |
93 | vers = md_get_version(fd); | |
94 | if (vers < 0) { | |
e7b84f9d | 95 | pr_err("%s does not appear to be an md device\n", |
64c4757e NB |
96 | dev); |
97 | close(fd); | |
feb716e9 | 98 | return rv; |
64c4757e | 99 | } |
682c7051 | 100 | if (vers < 9000) { |
e7b84f9d | 101 | pr_err("cannot get detail for md device %s: driver version too old.\n", |
64c4757e NB |
102 | dev); |
103 | close(fd); | |
feb716e9 | 104 | return rv; |
64c4757e | 105 | } |
e6fc80a8 N |
106 | sra = sysfs_read(fd, NULL, GET_VERSION|GET_DEVS); |
107 | external = (sra != NULL && sra->array.major_version == -1 | |
108 | && sra->array.minor_version == -2); | |
109 | st = super_by_fd(fd, &subarray); | |
110 | if (ioctl(fd, GET_ARRAY_INFO, &array) == 0) { | |
111 | inactive = 0; | |
c9f1cbc0 | 112 | } else if (errno == ENODEV && sra) { |
b4decd51 N |
113 | if (sra->array.major_version == -1 && |
114 | sra->array.minor_version == -1 && | |
115 | sra->devs == NULL) { | |
116 | pr_err("Array associated with md device %s does not exist.\n", dev); | |
117 | close(fd); | |
118 | sysfs_free(sra); | |
119 | return rv; | |
120 | } | |
e6fc80a8 N |
121 | array = sra->array; |
122 | inactive = 1; | |
123 | } else { | |
124 | pr_err("cannot get array detail for %s: %s\n", | |
125 | dev, strerror(errno)); | |
64c4757e | 126 | close(fd); |
feb716e9 | 127 | return rv; |
64c4757e | 128 | } |
f9ce90ba | 129 | |
dd0781e5 NB |
130 | if (fstat(fd, &stb) != 0 && !S_ISBLK(stb.st_mode)) |
131 | stb.st_rdev = 0; | |
feb716e9 | 132 | rv = 0; |
e5329c37 | 133 | |
c69b251b N |
134 | if (st) |
135 | max_disks = st->max_devs; | |
136 | ||
5f7e44b2 | 137 | if (subarray) { |
c69b251b N |
138 | /* This is a subarray of some container. |
139 | * We want the name of the container, and the member | |
140 | */ | |
13db17bd | 141 | dev_t devid = devnm2devid(st->container_devnm); |
c1ea5a98 | 142 | int cfd, err; |
5f7e44b2 DW |
143 | |
144 | member = subarray; | |
4dd2df09 N |
145 | container = map_dev_preferred(major(devid), minor(devid), |
146 | 1, c->prefer); | |
c1ea5a98 | 147 | cfd = open_dev(st->container_devnm); |
148 | if (cfd >= 0) { | |
149 | err = st->ss->load_container(st, cfd, NULL); | |
150 | close(cfd); | |
151 | if (err == 0) | |
152 | info = st->ss->container_content(st, subarray); | |
153 | } | |
c69b251b | 154 | } |
ea329559 | 155 | |
e6fc80a8 N |
156 | /* try to load a superblock. Try sra->devs first, then try ioctl */ |
157 | if (st && !info) for (d = 0, subdev = sra ? sra->devs : NULL; | |
158 | d < max_disks || subdev; | |
159 | subdev ? (void)(subdev = subdev->next) : (void)(d++)){ | |
e5329c37 NB |
160 | mdu_disk_info_t disk; |
161 | char *dv; | |
9aaada05 N |
162 | int fd2; |
163 | int err; | |
e6fc80a8 N |
164 | if (subdev) |
165 | disk = subdev->disk; | |
166 | else { | |
167 | disk.number = d; | |
168 | if (ioctl(fd, GET_DISK_INFO, &disk) < 0) | |
169 | continue; | |
170 | if (d >= array.raid_disks && | |
171 | disk.major == 0 && | |
172 | disk.minor == 0) | |
173 | continue; | |
174 | } | |
9aaada05 N |
175 | |
176 | if (array.raid_disks > 0 && | |
177 | (disk.state & (1 << MD_DISK_ACTIVE)) == 0) | |
178 | continue; | |
179 | ||
180 | dv = map_dev(disk.major, disk.minor, 1); | |
181 | if (!dv) | |
182 | continue; | |
183 | ||
184 | fd2 = dev_open(dv, O_RDONLY); | |
185 | if (fd2 < 0) | |
186 | continue; | |
187 | ||
188 | if (st->sb) | |
189 | st->ss->free_super(st); | |
190 | ||
191 | err = st->ss->load_super(st, fd2, NULL); | |
192 | close(fd2); | |
193 | if (err) | |
194 | continue; | |
a1f976a0 N |
195 | if (info) |
196 | free(info); | |
197 | if (subarray) | |
198 | info = st->ss->container_content(st, subarray); | |
199 | else { | |
503975b9 | 200 | info = xmalloc(sizeof(*info)); |
a1f976a0 N |
201 | st->ss->getinfo_super(st, info, NULL); |
202 | } | |
203 | if (!info) | |
204 | continue; | |
9aaada05 N |
205 | |
206 | if (array.raid_disks != 0 && /* container */ | |
a1f976a0 N |
207 | (info->array.ctime != array.ctime || |
208 | info->array.level != array.level)) { | |
9aaada05 N |
209 | st->ss->free_super(st); |
210 | continue; | |
e5329c37 | 211 | } |
9aaada05 | 212 | /* some formats (imsm) have free-floating-spares |
22e263f6 | 213 | * with a uuid of uuid_zero, they don't |
9aaada05 N |
214 | * have very good info about the rest of the |
215 | * container, so keep searching when | |
216 | * encountering such a device. Otherwise, stop | |
217 | * after the first successful call to | |
218 | * ->load_super. | |
219 | */ | |
22e263f6 | 220 | if (memcmp(uuid_zero, |
a1f976a0 | 221 | info->uuid, |
22e263f6 | 222 | sizeof(uuid_zero)) == 0) { |
9aaada05 N |
223 | st->ss->free_super(st); |
224 | continue; | |
225 | } | |
226 | break; | |
e5329c37 NB |
227 | } |
228 | ||
64c4757e | 229 | /* Ok, we have some info to print... */ |
4df01ff5 | 230 | str = map_num(pers, array.level); |
54bad364 | 231 | |
ef898ce6 | 232 | if (c->export) { |
c69b251b | 233 | if (array.raid_disks) { |
4df01ff5 N |
234 | if (str) |
235 | printf("MD_LEVEL=%s\n", str); | |
c69b251b N |
236 | printf("MD_DEVICES=%d\n", array.raid_disks); |
237 | } else { | |
e6fc80a8 N |
238 | if (!inactive) |
239 | printf("MD_LEVEL=container\n"); | |
c69b251b N |
240 | printf("MD_DEVICES=%d\n", array.nr_disks); |
241 | } | |
242 | if (container) { | |
243 | printf("MD_CONTAINER=%s\n", container); | |
244 | printf("MD_MEMBER=%s\n", member); | |
245 | } else { | |
246 | if (sra && sra->array.major_version < 0) | |
247 | printf("MD_METADATA=%s\n", sra->text_version); | |
248 | else | |
6e48d593 | 249 | printf("MD_METADATA=%d.%d\n", |
c69b251b N |
250 | array.major_version, array.minor_version); |
251 | } | |
ca3b6696 | 252 | |
a1f976a0 | 253 | if (st && st->sb && info) { |
35ddc76d | 254 | char nbuf[64]; |
f069dd29 | 255 | struct map_ent *mp, *map = NULL; |
9aaada05 | 256 | |
a1f976a0 | 257 | fname_from_uuid(st, info, nbuf, ':'); |
35ddc76d | 258 | printf("MD_UUID=%s\n", nbuf+5); |
a1f976a0 | 259 | mp = map_by_uuid(&map, info->uuid); |
f069dd29 | 260 | if (mp && mp->path && |
7103b9b8 N |
261 | strncmp(mp->path, "/dev/md/", 8) == 0) { |
262 | printf("MD_DEVNAME="); | |
263 | print_escape(mp->path+8); | |
264 | putchar('\n'); | |
265 | } | |
142cb9e1 | 266 | |
35ddc76d N |
267 | if (st->ss->export_detail_super) |
268 | st->ss->export_detail_super(st); | |
7e6c6cb2 N |
269 | } else { |
270 | struct map_ent *mp, *map = NULL; | |
aae5a112 | 271 | char nbuf[64]; |
4dd2df09 | 272 | mp = map_by_devnm(&map, fd2devnm(fd)); |
aae5a112 DW |
273 | if (mp) { |
274 | __fname_from_uuid(mp->uuid, 0, nbuf, ':'); | |
275 | printf("MD_UUID=%s\n", nbuf+5); | |
276 | } | |
7e6c6cb2 | 277 | if (mp && mp->path && |
7103b9b8 N |
278 | strncmp(mp->path, "/dev/md/", 8) == 0) { |
279 | printf("MD_DEVNAME="); | |
280 | print_escape(mp->path+8); | |
281 | putchar('\n'); | |
282 | } | |
35ddc76d | 283 | } |
54def20f N |
284 | if (sra) { |
285 | struct mdinfo *mdi; | |
286 | for (mdi = sra->devs; mdi; mdi = mdi->next) { | |
287 | char *path = | |
288 | map_dev(mdi->disk.major, | |
289 | mdi->disk.minor, 0); | |
290 | ||
291 | if (mdi->disk.raid_disk >= 0) | |
292 | printf("MD_DEVICE_%s_ROLE=%d\n", | |
293 | mdi->sys_name+4, | |
294 | mdi->disk.raid_disk); | |
295 | else | |
296 | printf("MD_DEVICE_%s_ROLE=spare\n", | |
297 | mdi->sys_name+4); | |
298 | if (path) | |
299 | printf("MD_DEVICE_%s_DEV=%s\n", | |
300 | mdi->sys_name+4, path); | |
301 | } | |
302 | } | |
54bad364 KS |
303 | goto out; |
304 | } | |
305 | ||
8057db46 N |
306 | disks = xmalloc(max_disks * 2 * sizeof(mdu_disk_info_t)); |
307 | for (d = 0; d < max_disks * 2; d++) { | |
d998adc3 N |
308 | disks[d].state = (1<<MD_DISK_REMOVED); |
309 | disks[d].major = disks[d].minor = 0; | |
78a5dc03 N |
310 | disks[d].number = -1; |
311 | disks[d].raid_disk = d/2; | |
d998adc3 N |
312 | } |
313 | ||
24c7bc84 | 314 | next = array.raid_disks*2; |
e6fc80a8 N |
315 | if (inactive) { |
316 | struct mdinfo *mdi; | |
317 | if (sra != NULL) | |
318 | for (mdi = sra->devs; mdi; mdi = mdi->next) { | |
319 | disks[next++] = mdi->disk; | |
320 | disks[next-1].number = -1; | |
321 | } | |
322 | } else for (d = 0; d < max_disks; d++) { | |
d998adc3 N |
323 | mdu_disk_info_t disk; |
324 | disk.number = d; | |
325 | if (ioctl(fd, GET_DISK_INFO, &disk) < 0) { | |
326 | if (d < array.raid_disks) | |
e7b84f9d | 327 | pr_err("cannot get device detail for device %d: %s\n", |
d998adc3 N |
328 | d, strerror(errno)); |
329 | continue; | |
330 | } | |
331 | if (disk.major == 0 && disk.minor == 0) | |
332 | continue; | |
24c7bc84 | 333 | if (disk.raid_disk >= 0 && disk.raid_disk < array.raid_disks |
690e46c3 SL |
334 | && disks[disk.raid_disk*2].state == (1<<MD_DISK_REMOVED) |
335 | && ((disk.state & (1<<MD_DISK_JOURNAL)) == 0)) | |
24c7bc84 N |
336 | disks[disk.raid_disk*2] = disk; |
337 | else if (disk.raid_disk >= 0 && disk.raid_disk < array.raid_disks | |
6fe4c616 SL |
338 | && disks[disk.raid_disk*2+1].state == (1<<MD_DISK_REMOVED) |
339 | && !(disk.state & (1<<MD_DISK_JOURNAL))) | |
24c7bc84 | 340 | disks[disk.raid_disk*2+1] = disk; |
8057db46 | 341 | else if (next < max_disks*2) |
d998adc3 N |
342 | disks[next++] = disk; |
343 | } | |
344 | ||
503975b9 | 345 | avail = xcalloc(array.raid_disks, 1); |
d998adc3 N |
346 | |
347 | for (d= 0; d < array.raid_disks; d++) { | |
d998adc3 | 348 | |
24c7bc84 N |
349 | if ((disks[d*2].state & (1<<MD_DISK_SYNC)) || |
350 | (disks[d*2+1].state & (1<<MD_DISK_SYNC))) { | |
d998adc3 N |
351 | avail_disks ++; |
352 | avail[d] = 1; | |
cd04f562 CS |
353 | } else |
354 | rv |= !! c->test; | |
d998adc3 N |
355 | } |
356 | ||
ef898ce6 | 357 | if (c->brief) { |
e8eb8763 | 358 | mdu_bitmap_file_t bmf; |
e6fc80a8 | 359 | printf("%sARRAY %s", inactive ? "INACTIVE-":"", dev); |
b3908491 | 360 | if (c->verbose > 0) { |
061f2c6a | 361 | if (array.raid_disks) |
0e90271e | 362 | printf(" level=%s num-devices=%d", |
4df01ff5 | 363 | str?str:"-unknown-", |
061f2c6a | 364 | array.raid_disks ); |
e6fc80a8 | 365 | else if (!inactive) |
0e90271e | 366 | printf(" level=container num-devices=%d", |
061f2c6a | 367 | array.nr_disks); |
e6fc80a8 N |
368 | else |
369 | printf(" num-devices=%d", array.nr_disks); | |
061f2c6a | 370 | } |
c69b251b N |
371 | if (container) { |
372 | printf(" container=%s", container); | |
373 | printf(" member=%s", member); | |
374 | } else { | |
375 | if (sra && sra->array.major_version < 0) | |
376 | printf(" metadata=%s", sra->text_version); | |
377 | else | |
6e48d593 | 378 | printf(" metadata=%d.%d", |
c69b251b N |
379 | array.major_version, array.minor_version); |
380 | } | |
e8eb8763 NB |
381 | |
382 | /* Only try GET_BITMAP_FILE for 0.90.01 and later */ | |
383 | if (vers >= 9001 && | |
384 | ioctl(fd, GET_BITMAP_FILE, &bmf) == 0 && | |
385 | bmf.pathname[0]) { | |
386 | printf(" bitmap=%s", bmf.pathname); | |
387 | } | |
142cb9e1 | 388 | } else { |
8fac0577 | 389 | mdu_bitmap_file_t bmf; |
e0d19036 | 390 | unsigned long long larray_size; |
22a88995 | 391 | struct mdstat_ent *ms = mdstat_read(0, 0); |
dd0781e5 | 392 | struct mdstat_ent *e; |
4dd2df09 | 393 | char *devnm; |
dd0781e5 | 394 | |
4dd2df09 | 395 | devnm = stat2devnm(&stb); |
dd0781e5 | 396 | for (e=ms; e; e=e->next) |
4dd2df09 | 397 | if (strcmp(e->devnm, devnm) == 0) |
dd0781e5 | 398 | break; |
beae1dfe NB |
399 | if (!get_dev_size(fd, NULL, &larray_size)) |
400 | larray_size = 0; | |
56eb10c0 | 401 | |
cd29a5c8 | 402 | printf("%s:\n", dev); |
142cb9e1 | 403 | |
c69b251b N |
404 | if (container) |
405 | printf(" Container : %s, member %s\n", container, member); | |
406 | else { | |
142cb9e1 NB |
407 | if (sra && sra->array.major_version < 0) |
408 | printf(" Version : %s\n", sra->text_version); | |
409 | else | |
6e48d593 | 410 | printf(" Version : %d.%d\n", |
142cb9e1 | 411 | array.major_version, array.minor_version); |
c69b251b | 412 | } |
142cb9e1 | 413 | |
cd29a5c8 | 414 | atime = array.ctime; |
c69b251b N |
415 | if (atime) |
416 | printf(" Creation Time : %.24s\n", ctime(&atime)); | |
e6fc80a8 | 417 | if (array.raid_disks == 0 && external) |
4df01ff5 | 418 | str = "container"; |
e6fc80a8 N |
419 | if (str) |
420 | printf(" Raid Level : %s\n", str); | |
56eb10c0 | 421 | if (larray_size) |
ca3b6696 N |
422 | printf(" Array Size : %llu%s\n", (larray_size>>10), |
423 | human_size(larray_size)); | |
3d4064cc | 424 | if (array.level >= 1) { |
ec1b28fd N |
425 | if (sra) |
426 | array.major_version = sra->array.major_version; | |
3d4064cc | 427 | if (array.major_version != 0 && |
6ee5c05a NB |
428 | (larray_size >= 0xFFFFFFFFULL|| array.size == 0)) { |
429 | unsigned long long dsize = get_component_size(fd); | |
430 | if (dsize > 0) | |
e3362544 | 431 | printf(" Used Dev Size : %llu%s\n", |
a1236192 N |
432 | dsize/2, |
433 | human_size((long long)dsize<<9)); | |
6ee5c05a | 434 | else |
e3362544 | 435 | printf(" Used Dev Size : unknown\n"); |
6ee5c05a | 436 | } else |
9f7f28ee N |
437 | printf(" Used Dev Size : %lu%s\n", |
438 | (unsigned long)array.size, | |
439 | human_size((unsigned long long)array.size<<10)); | |
3d4064cc | 440 | } |
c69b251b N |
441 | if (array.raid_disks) |
442 | printf(" Raid Devices : %d\n", array.raid_disks); | |
b83d95f3 | 443 | printf(" Total Devices : %d\n", array.nr_disks); |
ca3b6696 | 444 | if (!container && |
c69b251b N |
445 | ((sra == NULL && array.major_version == 0) || |
446 | (sra && sra->array.major_version == 0))) | |
447 | printf("Preferred Minor : %d\n", array.md_minor); | |
142cb9e1 NB |
448 | if (sra == NULL || sra->array.major_version >= 0) |
449 | printf(" Persistence : Superblock is %spersistent\n", | |
450 | array.not_persistent?"not ":""); | |
cd29a5c8 | 451 | printf("\n"); |
4027ddca NB |
452 | /* Only try GET_BITMAP_FILE for 0.90.01 and later */ |
453 | if (vers >= 9001 && | |
454 | ioctl(fd, GET_BITMAP_FILE, &bmf) == 0 && | |
455 | bmf.pathname[0]) { | |
8fac0577 NB |
456 | printf(" Intent Bitmap : %s\n", bmf.pathname); |
457 | printf("\n"); | |
458 | } else if (array.state & (1<<MD_SB_BITMAP_PRESENT)) | |
459 | printf(" Intent Bitmap : Internal\n\n"); | |
cd29a5c8 | 460 | atime = array.utime; |
c69b251b N |
461 | if (atime) |
462 | printf(" Update Time : %.24s\n", ctime(&atime)); | |
d998adc3 | 463 | if (array.raid_disks) { |
ca3b6696 N |
464 | static char *sync_action[] = { |
465 | ", recovering", ", resyncing", | |
466 | ", reshaping", ", checking" }; | |
d998adc3 N |
467 | char *st; |
468 | if (avail_disks == array.raid_disks) | |
469 | st = ""; | |
470 | else if (!enough(array.level, array.raid_disks, | |
de5a472e | 471 | array.layout, 1, avail)) |
d998adc3 N |
472 | st = ", FAILED"; |
473 | else | |
474 | st = ", degraded"; | |
475 | ||
2d3603ba KW |
476 | printf(" State : %s%s%s%s%s%s \n", |
477 | (array.state&(1<<MD_SB_CLEAN))?"clean":"active", st, | |
9dad51d4 N |
478 | (!e || (e->percent < 0 && e->percent != RESYNC_PENDING && |
479 | e->percent != RESYNC_DELAYED)) ? "" : sync_action[e->resync], | |
2d3603ba | 480 | larray_size ? "": ", Not Started", |
c9f1cbc0 N |
481 | (e && e->percent == RESYNC_DELAYED) ? " (DELAYED)": "", |
482 | (e && e->percent == RESYNC_PENDING) ? " (PENDING)": ""); | |
e6fc80a8 N |
483 | } else if (inactive) { |
484 | printf(" State : inactive\n"); | |
d998adc3 | 485 | } |
c69b251b N |
486 | if (array.raid_disks) |
487 | printf(" Active Devices : %d\n", array.active_disks); | |
e6fc80a8 N |
488 | if (array.working_disks > 0) |
489 | printf("Working Devices : %d\n", array.working_disks); | |
c69b251b N |
490 | if (array.raid_disks) { |
491 | printf(" Failed Devices : %d\n", array.failed_disks); | |
492 | printf(" Spare Devices : %d\n", array.spare_disks); | |
493 | } | |
cd29a5c8 NB |
494 | printf("\n"); |
495 | if (array.level == 5) { | |
4df01ff5 N |
496 | str = map_num(r5layout, array.layout); |
497 | printf(" Layout : %s\n", str?str:"-unknown-"); | |
cd29a5c8 | 498 | } |
fe77a154 | 499 | if (array.level == 6) { |
4df01ff5 N |
500 | str = map_num(r6layout, array.layout); |
501 | printf(" Layout : %s\n", str?str:"-unknown-"); | |
fe77a154 | 502 | } |
e5329c37 | 503 | if (array.level == 10) { |
e4965ef8 N |
504 | printf(" Layout :"); |
505 | print_r10_layout(array.layout); | |
506 | printf("\n"); | |
e5329c37 | 507 | } |
cd29a5c8 NB |
508 | switch (array.level) { |
509 | case 0: | |
510 | case 4: | |
511 | case 5: | |
e5329c37 NB |
512 | case 10: |
513 | case 6: | |
142cb9e1 NB |
514 | if (array.chunk_size) |
515 | printf(" Chunk Size : %dK\n\n", | |
516 | array.chunk_size/1024); | |
cd29a5c8 NB |
517 | break; |
518 | case -1: | |
e5329c37 | 519 | printf(" Rounding : %dK\n\n", array.chunk_size/1024); |
cd29a5c8 NB |
520 | break; |
521 | default: break; | |
522 | } | |
aba69144 | 523 | |
e5329c37 | 524 | if (e && e->percent >= 0) { |
ca3b6696 N |
525 | static char *sync_action[] = { |
526 | "Rebuild", "Resync", | |
527 | "Reshape", "Check"}; | |
2d3603ba | 528 | printf(" %7s Status : %d%% complete\n", sync_action[e->resync], e->percent); |
e5329c37 NB |
529 | is_rebuilding = 1; |
530 | } | |
dd0781e5 NB |
531 | free_mdstat(ms); |
532 | ||
db428d7a | 533 | if ((st && st->sb) && (info && info->reshape_active)) { |
bed256c2 NB |
534 | #if 0 |
535 | This is pretty boring | |
a1f976a0 N |
536 | printf(" Reshape pos'n : %llu%s\n", (unsigned long long) info->reshape_progress<<9, |
537 | human_size((unsigned long long)info->reshape_progress<<9)); | |
bed256c2 | 538 | #endif |
c281a804 | 539 | if (info->delta_disks != 0) |
bed256c2 | 540 | printf(" Delta Devices : %d, (%d->%d)\n", |
ca3b6696 N |
541 | info->delta_disks, |
542 | array.raid_disks - info->delta_disks, | |
543 | array.raid_disks); | |
a1f976a0 | 544 | if (info->new_level != array.level) { |
4df01ff5 N |
545 | str = map_num(pers, info->new_level); |
546 | printf(" New Level : %s\n", str?str:"-unknown-"); | |
bed256c2 | 547 | } |
a1f976a0 N |
548 | if (info->new_level != array.level || |
549 | info->new_layout != array.layout) { | |
550 | if (info->new_level == 5) { | |
4df01ff5 | 551 | str = map_num(r5layout, info->new_layout); |
bed256c2 | 552 | printf(" New Layout : %s\n", |
4df01ff5 | 553 | str?str:"-unknown-"); |
bed256c2 | 554 | } |
a1f976a0 | 555 | if (info->new_level == 6) { |
4df01ff5 | 556 | str = map_num(r6layout, info->new_layout); |
dab54dcb | 557 | printf(" New Layout : %s\n", |
4df01ff5 | 558 | str?str:"-unknown-"); |
dab54dcb | 559 | } |
a1f976a0 | 560 | if (info->new_level == 10) { |
b578481c | 561 | printf(" New Layout : near=%d, %s=%d\n", |
a1f976a0 N |
562 | info->new_layout&255, |
563 | (info->new_layout&0x10000)?"offset":"far", | |
564 | (info->new_layout>>8)&255); | |
bed256c2 NB |
565 | } |
566 | } | |
a1f976a0 N |
567 | if (info->new_chunk != array.chunk_size) |
568 | printf(" New Chunksize : %dK\n", info->new_chunk/1024); | |
bed256c2 NB |
569 | printf("\n"); |
570 | } else if (e && e->percent >= 0) | |
571 | printf("\n"); | |
3da92f27 | 572 | if (st && st->sb) |
ef898ce6 | 573 | st->ss->detail_super(st, c->homehost); |
e5329c37 | 574 | |
c69b251b N |
575 | if (array.raid_disks == 0 && sra && sra->array.major_version == -1 |
576 | && sra->array.minor_version == -2 && sra->text_version[0] != '/') { | |
577 | /* This looks like a container. Find any active arrays | |
578 | * That claim to be a member. | |
579 | */ | |
580 | DIR *dir = opendir("/sys/block"); | |
581 | struct dirent *de; | |
582 | ||
583 | printf(" Member Arrays :"); | |
584 | ||
585 | while (dir && (de = readdir(dir)) != NULL) { | |
ff9239ee | 586 | char path[287]; |
c69b251b N |
587 | char vbuf[1024]; |
588 | int nlen = strlen(sra->sys_name); | |
13db17bd | 589 | dev_t devid; |
c69b251b N |
590 | if (de->d_name[0] == '.') |
591 | continue; | |
592 | sprintf(path, "/sys/block/%s/md/metadata_version", | |
593 | de->d_name); | |
193b6c0b | 594 | if (load_sys(path, vbuf, sizeof(vbuf)) < 0) |
c69b251b N |
595 | continue; |
596 | if (strncmp(vbuf, "external:", 9) != 0 || | |
66ccd96e | 597 | !is_subarray(vbuf+9) || |
c69b251b N |
598 | strncmp(vbuf+10, sra->sys_name, nlen) != 0 || |
599 | vbuf[10+nlen] != '/') | |
600 | continue; | |
4dd2df09 | 601 | devid = devnm2devid(de->d_name); |
c2ecf5f6 | 602 | printf(" %s", map_dev_preferred( |
4dd2df09 N |
603 | major(devid), |
604 | minor(devid), 1, c->prefer)); | |
c69b251b N |
605 | } |
606 | if (dir) | |
607 | closedir(dir); | |
608 | printf("\n\n"); | |
609 | } | |
610 | ||
611 | if (array.raid_disks) | |
612 | printf(" Number Major Minor RaidDevice State\n"); | |
613 | else | |
614 | printf(" Number Major Minor RaidDevice\n"); | |
cd29a5c8 | 615 | } |
a1f976a0 | 616 | free(info); |
b0c63f32 | 617 | |
8057db46 | 618 | for (d= 0; d < max_disks * 2; d++) { |
b0c63f32 NB |
619 | char *dv; |
620 | mdu_disk_info_t disk = disks[d]; | |
621 | ||
24c7bc84 N |
622 | if (d >= array.raid_disks*2 && |
623 | disk.major == 0 && | |
624 | disk.minor == 0) | |
625 | continue; | |
626 | if ((d & 1) && | |
e0d19036 NB |
627 | disk.major == 0 && |
628 | disk.minor == 0) | |
629 | continue; | |
ef898ce6 | 630 | if (!c->brief) { |
24c7bc84 | 631 | if (d == array.raid_disks*2) printf("\n"); |
e652d1aa | 632 | if (disk.number < 0 && disk.raid_disk < 0) |
e6fc80a8 N |
633 | printf(" - %5d %5d - ", |
634 | disk.major, disk.minor); | |
6fe4c616 | 635 | else if (disk.raid_disk < 0 || disk.state & (1<<MD_DISK_JOURNAL)) |
aba69144 | 636 | printf(" %5d %5d %5d - ", |
e5329c37 | 637 | disk.number, disk.major, disk.minor); |
78a5dc03 N |
638 | else if (disk.number < 0) |
639 | printf(" - %5d %5d %5d ", | |
640 | disk.major, disk.minor, disk.raid_disk); | |
e5329c37 | 641 | else |
aba69144 | 642 | printf(" %5d %5d %5d %5d ", |
e5329c37 | 643 | disk.number, disk.major, disk.minor, disk.raid_disk); |
c69b251b | 644 | } |
ef898ce6 | 645 | if (!c->brief && array.raid_disks) { |
c69b251b | 646 | |
aba69144 NB |
647 | if (disk.state & (1<<MD_DISK_FAULTY)) { |
648 | printf(" faulty"); | |
e5329c37 NB |
649 | if (disk.raid_disk < array.raid_disks && |
650 | disk.raid_disk >= 0) | |
651 | failed++; | |
652 | } | |
cd29a5c8 | 653 | if (disk.state & (1<<MD_DISK_ACTIVE)) printf(" active"); |
2c096ebe N |
654 | if (disk.state & (1<<MD_DISK_SYNC)) { |
655 | printf(" sync"); | |
656 | if (array.level == 10 && (array.layout & ~0x1FFFF) == 0) { | |
657 | int nc = array.layout & 0xff; | |
658 | int fc = (array.layout >> 8) & 0xff; | |
659 | int copies = nc*fc; | |
787e234d | 660 | if (fc == 1 && array.raid_disks % copies == 0 && copies <= 26) { |
2c096ebe N |
661 | /* We can divide the devices into 'sets' */ |
662 | int set = disk.raid_disk % copies; | |
663 | printf(" set-%c", set + 'A'); | |
664 | } | |
665 | } | |
666 | } | |
cd29a5c8 | 667 | if (disk.state & (1<<MD_DISK_REMOVED)) printf(" removed"); |
b0c63f32 | 668 | if (disk.state & (1<<MD_DISK_WRITEMOSTLY)) printf(" writemostly"); |
71574efb | 669 | if (disk.state & (1<<MD_DISK_FAILFAST)) printf(" failfast"); |
ed94976d | 670 | if (disk.state & (1<<MD_DISK_JOURNAL)) printf(" journal"); |
b0c63f32 | 671 | if ((disk.state & |
71ec7076 | 672 | ((1<<MD_DISK_ACTIVE)|(1<<MD_DISK_SYNC) |
ed94976d | 673 | |(1<<MD_DISK_REMOVED)|(1<<MD_DISK_FAULTY)|(1<<MD_DISK_JOURNAL))) |
b0c63f32 NB |
674 | == 0) { |
675 | printf(" spare"); | |
e5329c37 NB |
676 | if (is_26) { |
677 | if (disk.raid_disk < array.raid_disks && disk.raid_disk >= 0) | |
678 | printf(" rebuilding"); | |
679 | } else if (is_rebuilding && failed) { | |
680 | /* Taking a bit of a risk here, we remove the | |
681 | * device from the array, and then put it back. | |
682 | * If this fails, we are rebuilding | |
683 | */ | |
0df46c2a NB |
684 | int err = ioctl(fd, HOT_REMOVE_DISK, makedev(disk.major, disk.minor)); |
685 | if (err == 0) ioctl(fd, HOT_ADD_DISK, makedev(disk.major, disk.minor)); | |
e5329c37 NB |
686 | if (err && errno == EBUSY) |
687 | printf(" rebuilding"); | |
688 | } | |
689 | } | |
feb716e9 | 690 | } |
e5329c37 | 691 | if (disk.state == 0) spares++; |
ca3b6696 N |
692 | dv=map_dev_preferred(disk.major, disk.minor, 0, c->prefer); |
693 | if (dv != NULL) { | |
b76dc299 MW |
694 | if (c->brief) |
695 | n_devices = add_device(dv, &devices, | |
696 | &max_devices, | |
697 | n_devices); | |
698 | else | |
d013a55e | 699 | printf(" %s", dv); |
82b27616 | 700 | } |
ef898ce6 | 701 | if (!c->brief) printf("\n"); |
64c4757e | 702 | } |
ef898ce6 N |
703 | if (spares && c->brief && array.raid_disks) printf(" spares=%d", spares); |
704 | if (c->brief && st && st->sb) | |
3da92f27 | 705 | st->ss->brief_detail_super(st); |
db428d7a LD |
706 | if (st) |
707 | st->ss->free_super(st); | |
4b1ac34b | 708 | |
41a663b2 | 709 | if (c->brief && c->verbose > 0 && devices) { |
710 | qsort(devices, n_devices, sizeof(*devices), cmpstringp); | |
711 | printf("\n devices=%s", devices[0]); | |
712 | for (d = 1; d < n_devices; d++) | |
713 | printf(",%s", devices[d]); | |
714 | } | |
ef898ce6 N |
715 | if (c->brief) |
716 | printf("\n"); | |
717 | if (c->test && | |
a77be586 | 718 | !enough(array.level, array.raid_disks, array.layout, |
de5a472e | 719 | 1, avail)) |
a77be586 NB |
720 | rv = 2; |
721 | ||
0eb26465 | 722 | free(disks); |
a328c097 | 723 | out: |
e5329c37 | 724 | close(fd); |
4725bc31 | 725 | free(subarray); |
d0673517 | 726 | free(avail); |
41a663b2 | 727 | for (d = 0; d < n_devices; d++) |
728 | free(devices[d]); | |
729 | free(devices); | |
5454b6f3 | 730 | sysfs_free(sra); |
feb716e9 | 731 | return rv; |
64c4757e | 732 | } |
4cce4069 | 733 | |
9eafa1de | 734 | int Detail_Platform(struct superswitch *ss, int scan, int verbose, int export, char *controller_path) |
4cce4069 DW |
735 | { |
736 | /* display platform capabilities for the given metadata format | |
737 | * 'scan' in this context means iterate over all metadata types | |
738 | */ | |
739 | int i; | |
740 | int err = 1; | |
741 | ||
e50cf220 | 742 | if (ss && export && ss->export_detail_platform) |
9eafa1de | 743 | err = ss->export_detail_platform(verbose, controller_path); |
e50cf220 | 744 | else if (ss && ss->detail_platform) |
9eafa1de | 745 | err = ss->detail_platform(verbose, 0, controller_path); |
4cce4069 | 746 | else if (ss) { |
ba728be7 | 747 | if (verbose > 0) |
e7b84f9d | 748 | pr_err("%s metadata is platform independent\n", |
4cce4069 DW |
749 | ss->name ? : "[no name]"); |
750 | } else if (!scan) { | |
ba728be7 | 751 | if (verbose > 0) |
e7b84f9d | 752 | pr_err("specify a metadata type or --scan\n"); |
4cce4069 DW |
753 | } |
754 | ||
755 | if (!scan) | |
756 | return err; | |
757 | ||
9590cb42 | 758 | err = 0; |
4cce4069 DW |
759 | for (i = 0; superlist[i]; i++) { |
760 | struct superswitch *meta = superlist[i]; | |
761 | ||
762 | if (meta == ss) | |
763 | continue; | |
ba728be7 | 764 | if (verbose > 0) |
e7b84f9d | 765 | pr_err("checking metadata %s\n", |
4cce4069 DW |
766 | meta->name ? : "[no name]"); |
767 | if (!meta->detail_platform) { | |
ba728be7 | 768 | if (verbose > 0) |
e7b84f9d | 769 | pr_err("%s metadata is platform independent\n", |
4cce4069 | 770 | meta->name ? : "[no name]"); |
e50cf220 | 771 | } else if (export && meta->export_detail_platform) { |
9eafa1de | 772 | err |= meta->export_detail_platform(verbose, controller_path); |
4cce4069 | 773 | } else |
9eafa1de | 774 | err |= meta->detail_platform(verbose, 0, controller_path); |
4cce4069 DW |
775 | } |
776 | ||
777 | return err; | |
778 | } |