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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" | |
b9c9bd9b | 28 | #include <ctype.h> |
c69b251b | 29 | #include <dirent.h> |
64c4757e | 30 | |
41a663b2 | 31 | static int cmpstringp(const void *p1, const void *p2) |
32 | { | |
33 | return strcmp(* (char * const *) p1, * (char * const *) p2); | |
34 | } | |
35 | ||
b76dc299 MW |
36 | static int add_device(const char *dev, char ***p_devices, |
37 | int *p_max_devices, int n_devices) | |
38 | { | |
39 | if (n_devices + 1 >= *p_max_devices) { | |
40 | *p_max_devices += 16; | |
41 | *p_devices = xrealloc(*p_devices, *p_max_devices * | |
42 | sizeof(**p_devices)); | |
43 | if (!*p_devices) { | |
44 | *p_max_devices = 0; | |
45 | return 0; | |
46 | } | |
47 | }; | |
48 | (*p_devices)[n_devices] = xstrdup(dev); | |
49 | return n_devices + 1; | |
50 | } | |
51 | ||
ef898ce6 | 52 | int Detail(char *dev, struct context *c) |
64c4757e NB |
53 | { |
54 | /* | |
d97572f5 | 55 | * Print out details for an md array |
64c4757e | 56 | */ |
fb97b4d6 | 57 | int fd = open(dev, O_RDONLY); |
64c4757e | 58 | mdu_array_info_t array; |
d11abe4b | 59 | mdu_disk_info_t *disks = NULL; |
b0c63f32 | 60 | int next; |
64c4757e NB |
61 | int d; |
62 | time_t atime; | |
4df01ff5 | 63 | char *str; |
41a663b2 | 64 | char **devices = NULL; |
65 | int max_devices = 0, n_devices = 0; | |
feb716e9 | 66 | int spares = 0; |
dd0781e5 | 67 | struct stat stb; |
e5329c37 | 68 | int failed = 0; |
9aaada05 | 69 | struct supertype *st; |
4725bc31 | 70 | char *subarray = NULL; |
e27d562b | 71 | int max_disks = MD_SB_DISKS; /* just a default */ |
a1f976a0 | 72 | struct mdinfo *info = NULL; |
142cb9e1 | 73 | struct mdinfo *sra; |
e6fc80a8 | 74 | struct mdinfo *subdev; |
c69b251b N |
75 | char *member = NULL; |
76 | char *container = NULL; | |
64c4757e | 77 | |
ef898ce6 | 78 | int rv = c->test ? 4 : 1; |
a77be586 | 79 | int avail_disks = 0; |
d0673517 | 80 | char *avail = NULL; |
e6fc80a8 N |
81 | int external; |
82 | int inactive; | |
bb835459 | 83 | int is_container = 0; |
43ebc910 | 84 | char *arrayst; |
82b27616 | 85 | |
64c4757e | 86 | if (fd < 0) { |
e7b84f9d | 87 | pr_err("cannot open %s: %s\n", |
64c4757e | 88 | dev, strerror(errno)); |
feb716e9 | 89 | return rv; |
64c4757e | 90 | } |
a822017f MT |
91 | sra = sysfs_read(fd, NULL, GET_VERSION | GET_DEVS | |
92 | GET_ARRAY_STATE | GET_STATE); | |
901d5ee6 | 93 | if (!sra) { |
0885b942 JS |
94 | if (md_get_array_info(fd, &array)) { |
95 | pr_err("%s does not appear to be an md device\n", dev); | |
96 | close(fd); | |
97 | return rv; | |
98 | } | |
64c4757e | 99 | } |
901d5ee6 JS |
100 | external = (sra != NULL && sra->array.major_version == -1 && |
101 | sra->array.minor_version == -2); | |
a822017f | 102 | inactive = (sra != NULL && !md_array_is_active(sra)); |
e6fc80a8 | 103 | st = super_by_fd(fd, &subarray); |
9b8fea91 TM |
104 | if (md_get_array_info(fd, &array)) { |
105 | if (errno == ENODEV) { | |
106 | if (sra->array.major_version == -1 && | |
107 | sra->array.minor_version == -1 && | |
108 | sra->devs == NULL) { | |
109 | pr_err("Array associated with md device %s does not exist.\n", | |
110 | dev); | |
111 | close(fd); | |
112 | sysfs_free(sra); | |
113 | return rv; | |
114 | } | |
115 | array = sra->array; | |
116 | } else { | |
117 | pr_err("cannot get array detail for %s: %s\n", | |
118 | dev, strerror(errno)); | |
b4decd51 | 119 | close(fd); |
b4decd51 N |
120 | return rv; |
121 | } | |
64c4757e | 122 | } |
f9ce90ba | 123 | |
bb835459 MT |
124 | if (array.raid_disks == 0 && external) |
125 | is_container = 1; | |
dd0781e5 NB |
126 | if (fstat(fd, &stb) != 0 && !S_ISBLK(stb.st_mode)) |
127 | stb.st_rdev = 0; | |
feb716e9 | 128 | rv = 0; |
e5329c37 | 129 | |
c69b251b N |
130 | if (st) |
131 | max_disks = st->max_devs; | |
132 | ||
5f7e44b2 | 133 | if (subarray) { |
c69b251b N |
134 | /* This is a subarray of some container. |
135 | * We want the name of the container, and the member | |
136 | */ | |
13db17bd | 137 | dev_t devid = devnm2devid(st->container_devnm); |
c1ea5a98 | 138 | int cfd, err; |
5f7e44b2 DW |
139 | |
140 | member = subarray; | |
4dd2df09 N |
141 | container = map_dev_preferred(major(devid), minor(devid), |
142 | 1, c->prefer); | |
c1ea5a98 | 143 | cfd = open_dev(st->container_devnm); |
144 | if (cfd >= 0) { | |
145 | err = st->ss->load_container(st, cfd, NULL); | |
146 | close(cfd); | |
147 | if (err == 0) | |
148 | info = st->ss->container_content(st, subarray); | |
149 | } | |
c69b251b | 150 | } |
ea329559 | 151 | |
e6fc80a8 | 152 | /* try to load a superblock. Try sra->devs first, then try ioctl */ |
776b199e JS |
153 | if (st && !info) |
154 | for (d = 0, subdev = sra ? sra->devs : NULL; | |
155 | d < max_disks || subdev; | |
156 | subdev ? (void)(subdev = subdev->next) : (void)(d++)){ | |
e5329c37 NB |
157 | mdu_disk_info_t disk; |
158 | char *dv; | |
9aaada05 N |
159 | int fd2; |
160 | int err; | |
776b199e | 161 | |
e6fc80a8 N |
162 | if (subdev) |
163 | disk = subdev->disk; | |
164 | else { | |
165 | disk.number = d; | |
d97572f5 | 166 | if (md_get_disk_info(fd, &disk) < 0) |
e6fc80a8 N |
167 | continue; |
168 | if (d >= array.raid_disks && | |
5737086e | 169 | disk.major == 0 && disk.minor == 0) |
e6fc80a8 N |
170 | continue; |
171 | } | |
9aaada05 N |
172 | |
173 | if (array.raid_disks > 0 && | |
174 | (disk.state & (1 << MD_DISK_ACTIVE)) == 0) | |
175 | continue; | |
176 | ||
177 | dv = map_dev(disk.major, disk.minor, 1); | |
178 | if (!dv) | |
179 | continue; | |
180 | ||
181 | fd2 = dev_open(dv, O_RDONLY); | |
182 | if (fd2 < 0) | |
183 | continue; | |
184 | ||
185 | if (st->sb) | |
186 | st->ss->free_super(st); | |
187 | ||
188 | err = st->ss->load_super(st, fd2, NULL); | |
189 | close(fd2); | |
190 | if (err) | |
191 | continue; | |
a1f976a0 N |
192 | if (info) |
193 | free(info); | |
194 | if (subarray) | |
195 | info = st->ss->container_content(st, subarray); | |
196 | else { | |
503975b9 | 197 | info = xmalloc(sizeof(*info)); |
a1f976a0 N |
198 | st->ss->getinfo_super(st, info, NULL); |
199 | } | |
200 | if (!info) | |
201 | continue; | |
9aaada05 N |
202 | |
203 | if (array.raid_disks != 0 && /* container */ | |
a1f976a0 N |
204 | (info->array.ctime != array.ctime || |
205 | info->array.level != array.level)) { | |
9aaada05 N |
206 | st->ss->free_super(st); |
207 | continue; | |
e5329c37 | 208 | } |
9aaada05 | 209 | /* some formats (imsm) have free-floating-spares |
22e263f6 | 210 | * with a uuid of uuid_zero, they don't |
9aaada05 N |
211 | * have very good info about the rest of the |
212 | * container, so keep searching when | |
213 | * encountering such a device. Otherwise, stop | |
214 | * after the first successful call to | |
215 | * ->load_super. | |
216 | */ | |
22e263f6 | 217 | if (memcmp(uuid_zero, |
a1f976a0 | 218 | info->uuid, |
22e263f6 | 219 | sizeof(uuid_zero)) == 0) { |
9aaada05 N |
220 | st->ss->free_super(st); |
221 | continue; | |
222 | } | |
223 | break; | |
e5329c37 NB |
224 | } |
225 | ||
64c4757e | 226 | /* Ok, we have some info to print... */ |
4df01ff5 | 227 | str = map_num(pers, array.level); |
54bad364 | 228 | |
ef898ce6 | 229 | if (c->export) { |
c69b251b | 230 | if (array.raid_disks) { |
4df01ff5 N |
231 | if (str) |
232 | printf("MD_LEVEL=%s\n", str); | |
c69b251b N |
233 | printf("MD_DEVICES=%d\n", array.raid_disks); |
234 | } else { | |
bb835459 | 235 | if (is_container) |
e6fc80a8 | 236 | printf("MD_LEVEL=container\n"); |
c69b251b N |
237 | printf("MD_DEVICES=%d\n", array.nr_disks); |
238 | } | |
239 | if (container) { | |
240 | printf("MD_CONTAINER=%s\n", container); | |
241 | printf("MD_MEMBER=%s\n", member); | |
242 | } else { | |
243 | if (sra && sra->array.major_version < 0) | |
244 | printf("MD_METADATA=%s\n", sra->text_version); | |
245 | else | |
6e48d593 | 246 | printf("MD_METADATA=%d.%d\n", |
5737086e JS |
247 | array.major_version, |
248 | array.minor_version); | |
c69b251b | 249 | } |
ca3b6696 | 250 | |
a1f976a0 | 251 | if (st && st->sb && info) { |
35ddc76d | 252 | char nbuf[64]; |
f069dd29 | 253 | struct map_ent *mp, *map = NULL; |
9aaada05 | 254 | |
a1f976a0 | 255 | fname_from_uuid(st, info, nbuf, ':'); |
5737086e | 256 | printf("MD_UUID=%s\n", nbuf + 5); |
a1f976a0 | 257 | mp = map_by_uuid(&map, info->uuid); |
f069dd29 | 258 | if (mp && mp->path && |
7103b9b8 N |
259 | strncmp(mp->path, "/dev/md/", 8) == 0) { |
260 | printf("MD_DEVNAME="); | |
5737086e | 261 | print_escape(mp->path + 8); |
7103b9b8 N |
262 | putchar('\n'); |
263 | } | |
142cb9e1 | 264 | |
35ddc76d N |
265 | if (st->ss->export_detail_super) |
266 | st->ss->export_detail_super(st); | |
898bd1ec | 267 | map_free(map); |
7e6c6cb2 N |
268 | } else { |
269 | struct map_ent *mp, *map = NULL; | |
aae5a112 | 270 | char nbuf[64]; |
4dd2df09 | 271 | mp = map_by_devnm(&map, fd2devnm(fd)); |
aae5a112 DW |
272 | if (mp) { |
273 | __fname_from_uuid(mp->uuid, 0, nbuf, ':'); | |
274 | printf("MD_UUID=%s\n", nbuf+5); | |
275 | } | |
7e6c6cb2 | 276 | if (mp && mp->path && |
7103b9b8 N |
277 | strncmp(mp->path, "/dev/md/", 8) == 0) { |
278 | printf("MD_DEVNAME="); | |
279 | print_escape(mp->path+8); | |
280 | putchar('\n'); | |
281 | } | |
898bd1ec | 282 | map_free(map); |
35ddc76d | 283 | } |
d11abe4b | 284 | if (!c->no_devices && sra) { |
54def20f N |
285 | struct mdinfo *mdi; |
286 | for (mdi = sra->devs; mdi; mdi = mdi->next) { | |
5737086e | 287 | char *path; |
e3615ecb | 288 | char *sysdev = xstrdup(mdi->sys_name); |
b9c9bd9b | 289 | char *cp; |
5737086e JS |
290 | |
291 | path = map_dev(mdi->disk.major, | |
292 | mdi->disk.minor, 0); | |
b9c9bd9b N |
293 | for (cp = sysdev; *cp; cp++) |
294 | if (!isalnum(*cp)) | |
295 | *cp = '_'; | |
54def20f N |
296 | |
297 | if (mdi->disk.raid_disk >= 0) | |
298 | printf("MD_DEVICE_%s_ROLE=%d\n", | |
b9c9bd9b | 299 | sysdev, |
54def20f N |
300 | mdi->disk.raid_disk); |
301 | else | |
302 | printf("MD_DEVICE_%s_ROLE=spare\n", | |
b9c9bd9b | 303 | sysdev); |
54def20f N |
304 | if (path) |
305 | printf("MD_DEVICE_%s_DEV=%s\n", | |
b9c9bd9b | 306 | sysdev, path); |
54def20f N |
307 | } |
308 | } | |
54bad364 KS |
309 | goto out; |
310 | } | |
311 | ||
8057db46 N |
312 | disks = xmalloc(max_disks * 2 * sizeof(mdu_disk_info_t)); |
313 | for (d = 0; d < max_disks * 2; d++) { | |
5737086e | 314 | disks[d].state = (1 << MD_DISK_REMOVED); |
d998adc3 | 315 | disks[d].major = disks[d].minor = 0; |
78a5dc03 | 316 | disks[d].number = -1; |
5737086e | 317 | disks[d].raid_disk = d / 2; |
d998adc3 N |
318 | } |
319 | ||
5737086e | 320 | next = array.raid_disks * 2; |
e6fc80a8 N |
321 | if (inactive) { |
322 | struct mdinfo *mdi; | |
a822017f MT |
323 | for (mdi = sra->devs; mdi; mdi = mdi->next) { |
324 | disks[next++] = mdi->disk; | |
325 | disks[next - 1].number = -1; | |
326 | } | |
e6fc80a8 | 327 | } else for (d = 0; d < max_disks; d++) { |
d998adc3 N |
328 | mdu_disk_info_t disk; |
329 | disk.number = d; | |
d97572f5 | 330 | if (md_get_disk_info(fd, &disk) < 0) { |
d998adc3 | 331 | if (d < array.raid_disks) |
e7b84f9d | 332 | pr_err("cannot get device detail for device %d: %s\n", |
d998adc3 N |
333 | d, strerror(errno)); |
334 | continue; | |
335 | } | |
336 | if (disk.major == 0 && disk.minor == 0) | |
337 | continue; | |
5737086e JS |
338 | if (disk.raid_disk >= 0 && disk.raid_disk < array.raid_disks && |
339 | disks[disk.raid_disk * 2].state == (1 << MD_DISK_REMOVED) && | |
340 | ((disk.state & (1 << MD_DISK_JOURNAL)) == 0)) | |
341 | disks[disk.raid_disk * 2] = disk; | |
342 | else if (disk.raid_disk >= 0 && | |
343 | disk.raid_disk < array.raid_disks && | |
344 | disks[disk.raid_disk * 2 + 1].state == | |
345 | (1 << MD_DISK_REMOVED) && | |
346 | !(disk.state & (1 << MD_DISK_JOURNAL))) | |
347 | disks[disk.raid_disk * 2 + 1] = disk; | |
348 | else if (next < max_disks * 2) | |
d998adc3 N |
349 | disks[next++] = disk; |
350 | } | |
351 | ||
503975b9 | 352 | avail = xcalloc(array.raid_disks, 1); |
d998adc3 | 353 | |
5737086e | 354 | for (d = 0; d < array.raid_disks; d++) { |
d998adc3 | 355 | |
24c7bc84 N |
356 | if ((disks[d*2].state & (1<<MD_DISK_SYNC)) || |
357 | (disks[d*2+1].state & (1<<MD_DISK_SYNC))) { | |
d998adc3 N |
358 | avail_disks ++; |
359 | avail[d] = 1; | |
cd04f562 CS |
360 | } else |
361 | rv |= !! c->test; | |
d998adc3 N |
362 | } |
363 | ||
ef898ce6 | 364 | if (c->brief) { |
e8eb8763 | 365 | mdu_bitmap_file_t bmf; |
bb835459 MT |
366 | if (inactive && !is_container) |
367 | printf("INACTIVE-ARRAY %s", dev); | |
368 | else | |
369 | printf("ARRAY %s", dev); | |
b3908491 | 370 | if (c->verbose > 0) { |
061f2c6a | 371 | if (array.raid_disks) |
0e90271e | 372 | printf(" level=%s num-devices=%d", |
5737086e JS |
373 | str ? str : "-unknown-", |
374 | array.raid_disks); | |
bb835459 | 375 | else if (is_container) |
0e90271e | 376 | printf(" level=container num-devices=%d", |
061f2c6a | 377 | array.nr_disks); |
e6fc80a8 N |
378 | else |
379 | printf(" num-devices=%d", array.nr_disks); | |
061f2c6a | 380 | } |
c69b251b N |
381 | if (container) { |
382 | printf(" container=%s", container); | |
383 | printf(" member=%s", member); | |
384 | } else { | |
385 | if (sra && sra->array.major_version < 0) | |
386 | printf(" metadata=%s", sra->text_version); | |
387 | else | |
5737086e JS |
388 | printf(" metadata=%d.%d", array.major_version, |
389 | array.minor_version); | |
c69b251b | 390 | } |
e8eb8763 NB |
391 | |
392 | /* Only try GET_BITMAP_FILE for 0.90.01 and later */ | |
901d5ee6 | 393 | if (ioctl(fd, GET_BITMAP_FILE, &bmf) == 0 && bmf.pathname[0]) { |
e8eb8763 NB |
394 | printf(" bitmap=%s", bmf.pathname); |
395 | } | |
142cb9e1 | 396 | } else { |
8fac0577 | 397 | mdu_bitmap_file_t bmf; |
e0d19036 | 398 | unsigned long long larray_size; |
22a88995 | 399 | struct mdstat_ent *ms = mdstat_read(0, 0); |
dd0781e5 | 400 | struct mdstat_ent *e; |
4dd2df09 | 401 | char *devnm; |
dd0781e5 | 402 | |
4dd2df09 | 403 | devnm = stat2devnm(&stb); |
5737086e | 404 | for (e = ms; e; e = e->next) |
4dd2df09 | 405 | if (strcmp(e->devnm, devnm) == 0) |
dd0781e5 | 406 | break; |
beae1dfe NB |
407 | if (!get_dev_size(fd, NULL, &larray_size)) |
408 | larray_size = 0; | |
56eb10c0 | 409 | |
cd29a5c8 | 410 | printf("%s:\n", dev); |
142cb9e1 | 411 | |
c69b251b | 412 | if (container) |
5737086e JS |
413 | printf(" Container : %s, member %s\n", |
414 | container, member); | |
c69b251b | 415 | else { |
5737086e JS |
416 | if (sra && sra->array.major_version < 0) |
417 | printf(" Version : %s\n", | |
418 | sra->text_version); | |
419 | else | |
420 | printf(" Version : %d.%d\n", | |
421 | array.major_version, | |
422 | array.minor_version); | |
c69b251b | 423 | } |
142cb9e1 | 424 | |
cd29a5c8 | 425 | atime = array.ctime; |
c69b251b | 426 | if (atime) |
65884368 | 427 | printf(" Creation Time : %.24s\n", ctime(&atime)); |
bb835459 | 428 | if (is_container) |
4df01ff5 | 429 | str = "container"; |
e6fc80a8 | 430 | if (str) |
65884368 | 431 | printf(" Raid Level : %s\n", str); |
56eb10c0 | 432 | if (larray_size) |
5737086e JS |
433 | printf(" Array Size : %llu%s\n", |
434 | (larray_size >> 10), | |
ca3b6696 | 435 | human_size(larray_size)); |
3d4064cc | 436 | if (array.level >= 1) { |
ec1b28fd N |
437 | if (sra) |
438 | array.major_version = sra->array.major_version; | |
3d4064cc | 439 | if (array.major_version != 0 && |
6ee5c05a | 440 | (larray_size >= 0xFFFFFFFFULL|| array.size == 0)) { |
5737086e JS |
441 | unsigned long long dsize; |
442 | ||
443 | dsize = get_component_size(fd); | |
6ee5c05a | 444 | if (dsize > 0) |
65884368 | 445 | printf(" Used Dev Size : %llu%s\n", |
a1236192 N |
446 | dsize/2, |
447 | human_size((long long)dsize<<9)); | |
6ee5c05a | 448 | else |
65884368 | 449 | printf(" Used Dev Size : unknown\n"); |
6ee5c05a | 450 | } else |
65884368 | 451 | printf(" Used Dev Size : %lu%s\n", |
9f7f28ee | 452 | (unsigned long)array.size, |
5737086e JS |
453 | human_size((unsigned long long) |
454 | array.size << 10)); | |
3d4064cc | 455 | } |
c69b251b | 456 | if (array.raid_disks) |
65884368 AP |
457 | printf(" Raid Devices : %d\n", array.raid_disks); |
458 | printf(" Total Devices : %d\n", array.nr_disks); | |
ca3b6696 | 459 | if (!container && |
c69b251b N |
460 | ((sra == NULL && array.major_version == 0) || |
461 | (sra && sra->array.major_version == 0))) | |
65884368 | 462 | printf(" Preferred Minor : %d\n", array.md_minor); |
142cb9e1 | 463 | if (sra == NULL || sra->array.major_version >= 0) |
65884368 | 464 | printf(" Persistence : Superblock is %spersistent\n", |
5737086e | 465 | array.not_persistent ? "not " : ""); |
cd29a5c8 | 466 | printf("\n"); |
4027ddca | 467 | /* Only try GET_BITMAP_FILE for 0.90.01 and later */ |
901d5ee6 | 468 | if (ioctl(fd, GET_BITMAP_FILE, &bmf) == 0 && bmf.pathname[0]) { |
65884368 | 469 | printf(" Intent Bitmap : %s\n", bmf.pathname); |
8fac0577 | 470 | printf("\n"); |
9e449405 LZ |
471 | } else if (array.state & (1<<MD_SB_CLUSTERED)) |
472 | printf(" Intent Bitmap : Internal(Clustered)\n\n"); | |
473 | else if (array.state & (1<<MD_SB_BITMAP_PRESENT)) | |
65884368 | 474 | printf(" Intent Bitmap : Internal\n\n"); |
cd29a5c8 | 475 | atime = array.utime; |
c69b251b | 476 | if (atime) |
65884368 | 477 | printf(" Update Time : %.24s\n", ctime(&atime)); |
d998adc3 | 478 | if (array.raid_disks) { |
ca3b6696 N |
479 | static char *sync_action[] = { |
480 | ", recovering", ", resyncing", | |
481 | ", reshaping", ", checking" }; | |
d998adc3 N |
482 | char *st; |
483 | if (avail_disks == array.raid_disks) | |
484 | st = ""; | |
485 | else if (!enough(array.level, array.raid_disks, | |
de5a472e | 486 | array.layout, 1, avail)) |
d998adc3 N |
487 | st = ", FAILED"; |
488 | else | |
489 | st = ", degraded"; | |
490 | ||
43ebc910 GP |
491 | if (array.state & (1 << MD_SB_CLEAN)) { |
492 | if ((array.level == 0) || | |
493 | (array.level == LEVEL_LINEAR)) | |
494 | arrayst = map_num(sysfs_array_states, | |
495 | sra->array_state); | |
496 | else | |
497 | arrayst = "clean"; | |
498 | } else | |
499 | arrayst = "active"; | |
500 | ||
65884368 | 501 | printf(" State : %s%s%s%s%s%s \n", |
43ebc910 | 502 | arrayst, st, |
5737086e JS |
503 | (!e || (e->percent < 0 && |
504 | e->percent != RESYNC_PENDING && | |
505 | e->percent != RESYNC_DELAYED)) ? | |
506 | "" : sync_action[e->resync], | |
2d3603ba | 507 | larray_size ? "": ", Not Started", |
5737086e JS |
508 | (e && e->percent == RESYNC_DELAYED) ? |
509 | " (DELAYED)": "", | |
510 | (e && e->percent == RESYNC_PENDING) ? | |
511 | " (PENDING)": ""); | |
bb835459 | 512 | } else if (inactive && !is_container) { |
65884368 | 513 | printf(" State : inactive\n"); |
d998adc3 | 514 | } |
c69b251b | 515 | if (array.raid_disks) |
65884368 | 516 | printf(" Active Devices : %d\n", array.active_disks); |
e6fc80a8 | 517 | if (array.working_disks > 0) |
5737086e JS |
518 | printf(" Working Devices : %d\n", |
519 | array.working_disks); | |
c69b251b | 520 | if (array.raid_disks) { |
65884368 AP |
521 | printf(" Failed Devices : %d\n", array.failed_disks); |
522 | printf(" Spare Devices : %d\n", array.spare_disks); | |
c69b251b | 523 | } |
cd29a5c8 NB |
524 | printf("\n"); |
525 | if (array.level == 5) { | |
4df01ff5 | 526 | str = map_num(r5layout, array.layout); |
5737086e JS |
527 | printf(" Layout : %s\n", |
528 | str ? str : "-unknown-"); | |
cd29a5c8 | 529 | } |
329dfc28 N |
530 | if (array.level == 0 && array.layout) { |
531 | str = map_num(r0layout, array.layout); | |
532 | printf(" Layout : %s\n", | |
533 | str ? str : "-unknown-"); | |
534 | } | |
fe77a154 | 535 | if (array.level == 6) { |
4df01ff5 | 536 | str = map_num(r6layout, array.layout); |
5737086e JS |
537 | printf(" Layout : %s\n", |
538 | str ? str : "-unknown-"); | |
fe77a154 | 539 | } |
e5329c37 | 540 | if (array.level == 10) { |
65884368 | 541 | printf(" Layout :"); |
e4965ef8 N |
542 | print_r10_layout(array.layout); |
543 | printf("\n"); | |
e5329c37 | 544 | } |
cd29a5c8 NB |
545 | switch (array.level) { |
546 | case 0: | |
547 | case 4: | |
548 | case 5: | |
e5329c37 NB |
549 | case 10: |
550 | case 6: | |
142cb9e1 | 551 | if (array.chunk_size) |
65884368 | 552 | printf(" Chunk Size : %dK\n\n", |
142cb9e1 | 553 | array.chunk_size/1024); |
cd29a5c8 NB |
554 | break; |
555 | case -1: | |
65884368 AP |
556 | printf(" Rounding : %dK\n\n", |
557 | array.chunk_size/1024); | |
cd29a5c8 | 558 | break; |
5737086e JS |
559 | default: |
560 | break; | |
cd29a5c8 | 561 | } |
aba69144 | 562 | |
65884368 | 563 | if (array.raid_disks) { |
5737086e JS |
564 | struct mdinfo *mdi; |
565 | ||
566 | mdi = sysfs_read(fd, NULL, GET_CONSISTENCY_POLICY); | |
65884368 AP |
567 | if (mdi) { |
568 | char *policy = map_num(consistency_policies, | |
569 | mdi->consistency_policy); | |
570 | sysfs_free(mdi); | |
571 | if (policy) | |
572 | printf("Consistency Policy : %s\n\n", | |
573 | policy); | |
574 | } | |
575 | } | |
576 | ||
e5329c37 | 577 | if (e && e->percent >= 0) { |
ca3b6696 | 578 | static char *sync_action[] = { |
5737086e | 579 | "Rebuild", "Resync", "Reshape", "Check"}; |
65884368 AP |
580 | printf(" %7s Status : %d%% complete\n", |
581 | sync_action[e->resync], e->percent); | |
e5329c37 | 582 | } |
dd0781e5 | 583 | |
db428d7a | 584 | if ((st && st->sb) && (info && info->reshape_active)) { |
bed256c2 NB |
585 | #if 0 |
586 | This is pretty boring | |
65884368 | 587 | printf(" Reshape pos'n : %llu%s\n", |
5737086e JS |
588 | (unsigned long long) info->reshape_progress << 9, |
589 | human_size((unsigned long long) | |
590 | info->reshape_progress << 9)); | |
bed256c2 | 591 | #endif |
c281a804 | 592 | if (info->delta_disks != 0) |
65884368 | 593 | printf(" Delta Devices : %d, (%d->%d)\n", |
ca3b6696 N |
594 | info->delta_disks, |
595 | array.raid_disks - info->delta_disks, | |
596 | array.raid_disks); | |
a1f976a0 | 597 | if (info->new_level != array.level) { |
4df01ff5 | 598 | str = map_num(pers, info->new_level); |
5737086e JS |
599 | printf(" New Level : %s\n", |
600 | str ? str : "-unknown-"); | |
bed256c2 | 601 | } |
a1f976a0 N |
602 | if (info->new_level != array.level || |
603 | info->new_layout != array.layout) { | |
604 | if (info->new_level == 5) { | |
5737086e JS |
605 | str = map_num(r5layout, |
606 | info->new_layout); | |
65884368 | 607 | printf(" New Layout : %s\n", |
5737086e | 608 | str ? str : "-unknown-"); |
bed256c2 | 609 | } |
a1f976a0 | 610 | if (info->new_level == 6) { |
5737086e JS |
611 | str = map_num(r6layout, |
612 | info->new_layout); | |
65884368 | 613 | printf(" New Layout : %s\n", |
5737086e | 614 | str ? str : "-unknown-"); |
dab54dcb | 615 | } |
a1f976a0 | 616 | if (info->new_level == 10) { |
65884368 | 617 | printf(" New Layout : near=%d, %s=%d\n", |
5737086e JS |
618 | info->new_layout & 255, |
619 | (info->new_layout & 0x10000) ? | |
620 | "offset" : "far", | |
621 | (info->new_layout >> 8) & 255); | |
bed256c2 NB |
622 | } |
623 | } | |
a1f976a0 | 624 | if (info->new_chunk != array.chunk_size) |
65884368 AP |
625 | printf(" New Chunksize : %dK\n", |
626 | info->new_chunk/1024); | |
bed256c2 NB |
627 | printf("\n"); |
628 | } else if (e && e->percent >= 0) | |
629 | printf("\n"); | |
1c7c65a3 ZX |
630 | free_mdstat(ms); |
631 | ||
3da92f27 | 632 | if (st && st->sb) |
b771faef | 633 | st->ss->detail_super(st, c->homehost, subarray); |
e5329c37 | 634 | |
5737086e JS |
635 | if (array.raid_disks == 0 && sra && |
636 | sra->array.major_version == -1 && | |
637 | sra->array.minor_version == -2 && | |
638 | sra->text_version[0] != '/') { | |
c69b251b N |
639 | /* This looks like a container. Find any active arrays |
640 | * That claim to be a member. | |
641 | */ | |
642 | DIR *dir = opendir("/sys/block"); | |
643 | struct dirent *de; | |
644 | ||
65884368 | 645 | printf(" Member Arrays :"); |
c69b251b N |
646 | |
647 | while (dir && (de = readdir(dir)) != NULL) { | |
ff9239ee | 648 | char path[287]; |
c69b251b N |
649 | char vbuf[1024]; |
650 | int nlen = strlen(sra->sys_name); | |
13db17bd | 651 | dev_t devid; |
c69b251b N |
652 | if (de->d_name[0] == '.') |
653 | continue; | |
5737086e JS |
654 | sprintf(path, |
655 | "/sys/block/%s/md/metadata_version", | |
c69b251b | 656 | de->d_name); |
193b6c0b | 657 | if (load_sys(path, vbuf, sizeof(vbuf)) < 0) |
c69b251b | 658 | continue; |
5737086e JS |
659 | if (strncmp(vbuf, "external:", 9) || |
660 | !is_subarray(vbuf + 9) || | |
661 | strncmp(vbuf + 10, sra->sys_name, nlen) || | |
662 | vbuf[10 + nlen] != '/') | |
c69b251b | 663 | continue; |
4dd2df09 | 664 | devid = devnm2devid(de->d_name); |
5737086e JS |
665 | printf(" %s", |
666 | map_dev_preferred(major(devid), | |
667 | minor(devid), 1, | |
668 | c->prefer)); | |
c69b251b N |
669 | } |
670 | if (dir) | |
671 | closedir(dir); | |
672 | printf("\n\n"); | |
673 | } | |
674 | ||
d11abe4b CL |
675 | if (!c->no_devices) { |
676 | if (array.raid_disks) | |
677 | printf(" Number Major Minor RaidDevice State\n"); | |
678 | else | |
679 | printf(" Number Major Minor RaidDevice\n"); | |
680 | } | |
cd29a5c8 | 681 | } |
d11abe4b CL |
682 | |
683 | /* if --no_devices specified, not print component devices info */ | |
684 | if (c->no_devices) | |
685 | goto skip_devices_state; | |
b0c63f32 | 686 | |
5737086e | 687 | for (d = 0; d < max_disks * 2; d++) { |
b0c63f32 NB |
688 | char *dv; |
689 | mdu_disk_info_t disk = disks[d]; | |
690 | ||
5737086e JS |
691 | if (d >= array.raid_disks * 2 && |
692 | disk.major == 0 && disk.minor == 0) | |
24c7bc84 | 693 | continue; |
5737086e | 694 | if ((d & 1) && disk.major == 0 && disk.minor == 0) |
e0d19036 | 695 | continue; |
ef898ce6 | 696 | if (!c->brief) { |
5737086e JS |
697 | if (d == array.raid_disks*2) |
698 | printf("\n"); | |
e652d1aa | 699 | if (disk.number < 0 && disk.raid_disk < 0) |
e6fc80a8 N |
700 | printf(" - %5d %5d - ", |
701 | disk.major, disk.minor); | |
5737086e JS |
702 | else if (disk.raid_disk < 0 || |
703 | disk.state & (1 << MD_DISK_JOURNAL)) | |
aba69144 | 704 | printf(" %5d %5d %5d - ", |
e5329c37 | 705 | disk.number, disk.major, disk.minor); |
78a5dc03 N |
706 | else if (disk.number < 0) |
707 | printf(" - %5d %5d %5d ", | |
708 | disk.major, disk.minor, disk.raid_disk); | |
e5329c37 | 709 | else |
aba69144 | 710 | printf(" %5d %5d %5d %5d ", |
5737086e JS |
711 | disk.number, disk.major, disk.minor, |
712 | disk.raid_disk); | |
c69b251b | 713 | } |
ef898ce6 | 714 | if (!c->brief && array.raid_disks) { |
5737086e | 715 | if (disk.state & (1 << MD_DISK_FAULTY)) { |
aba69144 | 716 | printf(" faulty"); |
e5329c37 NB |
717 | if (disk.raid_disk < array.raid_disks && |
718 | disk.raid_disk >= 0) | |
719 | failed++; | |
720 | } | |
5737086e JS |
721 | if (disk.state & (1 << MD_DISK_ACTIVE)) |
722 | printf(" active"); | |
723 | if (disk.state & (1 << MD_DISK_SYNC)) { | |
2c096ebe | 724 | printf(" sync"); |
5737086e JS |
725 | if (array.level == 10 && |
726 | (array.layout & ~0x1FFFF) == 0) { | |
2c096ebe N |
727 | int nc = array.layout & 0xff; |
728 | int fc = (array.layout >> 8) & 0xff; | |
729 | int copies = nc*fc; | |
5737086e JS |
730 | if (fc == 1 && |
731 | array.raid_disks % copies == 0 && | |
732 | copies <= 26) { | |
733 | /* We can divide the devices | |
734 | into 'sets' */ | |
735 | int set; | |
736 | set = disk.raid_disk % copies; | |
2c096ebe N |
737 | printf(" set-%c", set + 'A'); |
738 | } | |
739 | } | |
740 | } | |
5737086e JS |
741 | if (disk.state & (1 << MD_DISK_REMOVED)) |
742 | printf(" removed"); | |
743 | if (disk.state & (1 << MD_DISK_WRITEMOSTLY)) | |
744 | printf(" writemostly"); | |
745 | if (disk.state & (1 << MD_DISK_FAILFAST)) | |
746 | printf(" failfast"); | |
747 | if (disk.state & (1 << MD_DISK_JOURNAL)) | |
748 | printf(" journal"); | |
b0c63f32 | 749 | if ((disk.state & |
b831b299 JS |
750 | ((1 << MD_DISK_ACTIVE) | (1 << MD_DISK_SYNC) | |
751 | (1 << MD_DISK_REMOVED) | (1 << MD_DISK_FAULTY) | | |
752 | (1 << MD_DISK_JOURNAL))) == 0) { | |
b0c63f32 | 753 | printf(" spare"); |
5e13ef71 JS |
754 | if (disk.raid_disk < array.raid_disks && |
755 | disk.raid_disk >= 0) | |
756 | printf(" rebuilding"); | |
e5329c37 | 757 | } |
feb716e9 | 758 | } |
5737086e JS |
759 | if (disk.state == 0) |
760 | spares++; | |
761 | dv = map_dev_preferred(disk.major, disk.minor, 0, c->prefer); | |
ca3b6696 | 762 | if (dv != NULL) { |
b76dc299 MW |
763 | if (c->brief) |
764 | n_devices = add_device(dv, &devices, | |
5737086e | 765 | &max_devices, n_devices); |
b76dc299 | 766 | else |
d013a55e | 767 | printf(" %s", dv); |
82b27616 | 768 | } |
5737086e JS |
769 | if (!c->brief) |
770 | printf("\n"); | |
64c4757e | 771 | } |
d11abe4b CL |
772 | |
773 | skip_devices_state: | |
5737086e JS |
774 | if (spares && c->brief && array.raid_disks) |
775 | printf(" spares=%d", spares); | |
ef898ce6 | 776 | if (c->brief && st && st->sb) |
b771faef | 777 | st->ss->brief_detail_super(st, subarray); |
db428d7a LD |
778 | if (st) |
779 | st->ss->free_super(st); | |
4b1ac34b | 780 | |
41a663b2 | 781 | if (c->brief && c->verbose > 0 && devices) { |
782 | qsort(devices, n_devices, sizeof(*devices), cmpstringp); | |
783 | printf("\n devices=%s", devices[0]); | |
784 | for (d = 1; d < n_devices; d++) | |
785 | printf(",%s", devices[d]); | |
786 | } | |
ef898ce6 N |
787 | if (c->brief) |
788 | printf("\n"); | |
789 | if (c->test && | |
5737086e | 790 | !enough(array.level, array.raid_disks, array.layout, 1, avail)) |
a77be586 NB |
791 | rv = 2; |
792 | ||
a328c097 | 793 | out: |
d11abe4b CL |
794 | free(info); |
795 | free(disks); | |
e5329c37 | 796 | close(fd); |
4725bc31 | 797 | free(subarray); |
d0673517 | 798 | free(avail); |
41a663b2 | 799 | for (d = 0; d < n_devices; d++) |
800 | free(devices[d]); | |
801 | free(devices); | |
5454b6f3 | 802 | sysfs_free(sra); |
feb716e9 | 803 | return rv; |
64c4757e | 804 | } |
4cce4069 | 805 | |
9eafa1de | 806 | int Detail_Platform(struct superswitch *ss, int scan, int verbose, int export, char *controller_path) |
4cce4069 DW |
807 | { |
808 | /* display platform capabilities for the given metadata format | |
809 | * 'scan' in this context means iterate over all metadata types | |
810 | */ | |
811 | int i; | |
812 | int err = 1; | |
813 | ||
e50cf220 | 814 | if (ss && export && ss->export_detail_platform) |
9eafa1de | 815 | err = ss->export_detail_platform(verbose, controller_path); |
e50cf220 | 816 | else if (ss && ss->detail_platform) |
9eafa1de | 817 | err = ss->detail_platform(verbose, 0, controller_path); |
4cce4069 | 818 | else if (ss) { |
ba728be7 | 819 | if (verbose > 0) |
e7b84f9d | 820 | pr_err("%s metadata is platform independent\n", |
4cce4069 DW |
821 | ss->name ? : "[no name]"); |
822 | } else if (!scan) { | |
ba728be7 | 823 | if (verbose > 0) |
e7b84f9d | 824 | pr_err("specify a metadata type or --scan\n"); |
4cce4069 DW |
825 | } |
826 | ||
827 | if (!scan) | |
828 | return err; | |
829 | ||
9590cb42 | 830 | err = 0; |
4cce4069 DW |
831 | for (i = 0; superlist[i]; i++) { |
832 | struct superswitch *meta = superlist[i]; | |
833 | ||
834 | if (meta == ss) | |
835 | continue; | |
ba728be7 | 836 | if (verbose > 0) |
e7b84f9d | 837 | pr_err("checking metadata %s\n", |
4cce4069 DW |
838 | meta->name ? : "[no name]"); |
839 | if (!meta->detail_platform) { | |
ba728be7 | 840 | if (verbose > 0) |
e7b84f9d | 841 | pr_err("%s metadata is platform independent\n", |
4cce4069 | 842 | meta->name ? : "[no name]"); |
e50cf220 | 843 | } else if (export && meta->export_detail_platform) { |
9eafa1de | 844 | err |= meta->export_detail_platform(verbose, controller_path); |
4cce4069 | 845 | } else |
9eafa1de | 846 | err |= meta->detail_platform(verbose, 0, controller_path); |
4cce4069 DW |
847 | } |
848 | ||
849 | return err; | |
850 | } |