4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2011, 2017, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
33 * Author: Peter J. Braam <braam@clusterfs.com>
34 * Author: Phil Schwan <phil@clusterfs.com>
35 * Author: Robert Read <rread@clusterfs.com>
54 #include <sys/ioctl.h>
55 #include <sys/quota.h>
57 #include <sys/types.h>
59 #include <sys/param.h>
60 #include <sys/xattr.h>
67 #include <asm/byteorder.h>
68 #include "lfs_project.h"
70 #include <libcfs/util/string.h>
71 #include <libcfs/util/ioctl.h>
72 #include <libcfs/util/parser.h>
73 #include <libcfs/util/string.h>
74 #include <lustre/lustreapi.h>
75 #include <linux/lustre/lustre_ver.h>
76 #include <linux/lustre/lustre_param.h>
77 #include <linux/lnet/nidstr.h>
78 #include <lnetconfig/cyaml.h>
82 static int lfs_find(int argc, char **argv);
83 static int lfs_getstripe(int argc, char **argv);
84 static int lfs_getdirstripe(int argc, char **argv);
85 static int lfs_setdirstripe(int argc, char **argv);
86 static int lfs_rmentry(int argc, char **argv);
87 static int lfs_unlink_foreign(int argc, char **argv);
88 static int lfs_osts(int argc, char **argv);
89 static int lfs_mdts(int argc, char **argv);
90 static int lfs_df(int argc, char **argv);
91 static int lfs_getname(int argc, char **argv);
92 static int lfs_check(int argc, char **argv);
93 #ifdef HAVE_SYS_QUOTA_H
94 static int lfs_setquota(int argc, char **argv);
95 static int lfs_quota(int argc, char **argv);
96 static int lfs_project(int argc, char **argv);
98 static int lfs_flushctx(int argc, char **argv);
99 static int lfs_poollist(int argc, char **argv);
100 static int lfs_changelog(int argc, char **argv);
101 static int lfs_changelog_clear(int argc, char **argv);
102 static int lfs_fid2path(int argc, char **argv);
103 static int lfs_path2fid(int argc, char **argv);
104 static int lfs_rmfid(int argc, char **argv);
105 static int lfs_data_version(int argc, char **argv);
106 static int lfs_hsm_state(int argc, char **argv);
107 static int lfs_hsm_set(int argc, char **argv);
108 static int lfs_hsm_clear(int argc, char **argv);
109 static int lfs_hsm_action(int argc, char **argv);
110 static int lfs_hsm_archive(int argc, char **argv);
111 static int lfs_hsm_restore(int argc, char **argv);
112 static int lfs_hsm_release(int argc, char **argv);
113 static int lfs_hsm_remove(int argc, char **argv);
114 static int lfs_hsm_cancel(int argc, char **argv);
115 static int lfs_swap_layouts(int argc, char **argv);
116 static int lfs_mv(int argc, char **argv);
117 static int lfs_ladvise(int argc, char **argv);
118 static int lfs_getsom(int argc, char **argv);
119 static int lfs_heat_get(int argc, char **argv);
120 static int lfs_heat_set(int argc, char **argv);
121 static int lfs_mirror(int argc, char **argv);
122 static int lfs_mirror_list_commands(int argc, char **argv);
123 static int lfs_list_commands(int argc, char **argv);
124 static inline int lfs_mirror_resync(int argc, char **argv);
125 static inline int lfs_mirror_verify(int argc, char **argv);
126 static inline int lfs_mirror_read(int argc, char **argv);
127 static inline int lfs_mirror_write(int argc, char **argv);
128 static inline int lfs_mirror_copy(int argc, char **argv);
129 static int lfs_pcc_attach(int argc, char **argv);
130 static int lfs_pcc_attach_fid(int argc, char **argv);
131 static int lfs_pcc_detach(int argc, char **argv);
132 static int lfs_pcc_detach_fid(int argc, char **argv);
133 static int lfs_pcc_state(int argc, char **argv);
134 static int lfs_pcc(int argc, char **argv);
135 static int lfs_pcc_list_commands(int argc, char **argv);
136 static int lfs_migrate_to_dom(int fd, int fdv, char *name,
137 __u64 migration_flags,
138 struct llapi_stripe_param *param,
139 struct llapi_layout *layout);
141 struct pool_to_id_cbdata {
145 static int find_comp_id_by_pool(struct llapi_layout *layout, void *cbdata);
146 static int find_mirror_id_by_pool(struct llapi_layout *layout, void *cbdata);
148 enum setstripe_origin {
158 static int lfs_setstripe_internal(int argc, char **argv,
159 enum setstripe_origin opc);
161 static inline int lfs_setstripe(int argc, char **argv)
163 return lfs_setstripe_internal(argc, argv, SO_SETSTRIPE);
166 static inline int lfs_setstripe_migrate(int argc, char **argv)
168 return lfs_setstripe_internal(argc, argv, SO_MIGRATE);
171 static inline int lfs_mirror_create(int argc, char **argv)
173 return lfs_setstripe_internal(argc, argv, SO_MIRROR_CREATE);
176 static inline int lfs_mirror_extend(int argc, char **argv)
178 return lfs_setstripe_internal(argc, argv, SO_MIRROR_EXTEND);
181 static inline int lfs_mirror_split(int argc, char **argv)
183 return lfs_setstripe_internal(argc, argv, SO_MIRROR_SPLIT);
186 static inline int lfs_mirror_delete(int argc, char **argv)
188 return lfs_setstripe_internal(argc, argv, SO_MIRROR_DELETE);
191 /* Setstripe and migrate share mostly the same parameters */
192 #define SSM_CMD_COMMON(cmd) \
193 "usage: "cmd" [--component-end|-E COMP_END]\n" \
194 " [--stripe-count|-c STRIPE_COUNT]\n" \
195 " [--overstripe-count|-C STRIPE_COUNT]\n" \
196 " [--stripe-index|-i START_OST_IDX]\n" \
197 " [--stripe-size|-S STRIPE_SIZE]\n" \
198 " [--extension-size|--ext-size|-z]\n" \
199 " [--help|-h] [--layout|-L PATTERN]\n" \
200 " [--mirror_count|-N[MIRROR_COUNT]]\n" \
201 " [--ost|-o OST_INDICES]\n" \
202 " [--pool|-p POOL_NAME]\n" \
203 " [--yaml|-y YAML_TEMPLATE_FILE]\n" \
204 " [--copy=LUSTRE_SRC]\n"
206 #define SSM_HELP_COMMON \
207 "\tSTRIPE_COUNT: Number of OSTs to stripe on (0=fs default, -1 all)\n" \
208 "\t Using -C instead of -c allows overstriping, which\n" \
209 "\t will place more than one stripe per OST if\n" \
210 "\t stripe_count is greater than the number of OSTs.\n" \
211 "\tSTART_OST_IDX: OST index of first stripe (-1=default round robin)\n"\
212 "\tSTRIPE_SIZE: Number of bytes on each OST (0=fs default)\n" \
213 "\t Optional K, M, or G suffix (for KB, MB, GB\n" \
214 "\t respectively). Must be a multiple of 64KiB.\n" \
215 "\tEXTENSION_SIZE:\n" \
216 "\t Number of bytes the previous component is extended\n" \
217 "\t each time. Optional K, M, or G suffix (for KB,\n" \
218 "\t MB, GB respectively)\n" \
219 "\tPOOL_NAME: Name of OST pool to use (default none)\n" \
220 "\tLAYOUT: stripe pattern type: raid0, mdt (default raid0)\n" \
221 "\tOST_INDICES: List of OST indices, can be repeated multiple times\n"\
222 "\t Indices be specified in a format of:\n" \
223 "\t -o OST_1,OST_I-OST_J,OST_N\n" \
225 "\t -o OST_1 -o OST_I-OST_J -o OST_N\n" \
226 "\t If --pool is set with --ost then the OSTs\n" \
227 "\t must be the members of the pool.\n" \
228 "\tCOMP_END: Extent end of component, start after previous end.\n" \
229 "\t Optional K, M, or G suffix (for KiB, MiB, GiB), or\n" \
230 "\t -1 or 'eof' for max file size). Must be a multiple\n" \
231 "\t of stripe_size and a multiple of 64KiB.\n" \
232 "\tYAML_TEMPLATE_FILE:\n" \
233 "\t YAML layout template file, can't be used with -c,\n" \
234 "\t -i, -S, -p, -o, or -E arguments.\n" \
235 "\tLUSTRE_SRC: Lustre file/dir whose layout info is used to set\n" \
236 "\t another lustre file or directory, can't used with\n" \
237 "\t -c, -i, -S, -p, -o, or -E arguments.\n"
239 #define MIRROR_CREATE_HELP \
240 "\tMIRROR_COUNT: Number of mirrors to be created with the upcoming\n" \
241 "\t setstripe layout options\n" \
242 "\t It defaults to 1 if not specified; if specified,\n" \
243 "\t it must follow the option without a space.\n" \
244 "\t The option can also be repeated multiple times to\n" \
245 "\t separate mirrors that have different layouts.\n" \
246 "\tSETSTRIPE_OPTIONS: Mirror layout as with 'setstripe'\n" \
247 "\t It can be a plain layout or a composite layout.\n" \
248 "\t If not specified, the stripe options inherited\n" \
249 "\t from the previous component will be used.\n" \
250 "\tFLAGS: set flags to the component of the current mirror.\n" \
251 "\t Only \"prefer\" flag is supported so far.\n"
253 #define MIRROR_EXTEND_HELP \
255 "\tVICTIM_FILE: The layout of victim_file will be split and used\n" \
256 "\t as a mirror added to the mirrored file.\n" \
257 "\tno-verify: This option indicates not to verify the mirror(s)\n" \
258 "\t from victim file(s) in case the victim file(s)\n" \
259 "\t contains the same data as the original mirrored\n" \
262 #define MIRROR_EXTEND_USAGE \
263 " {--mirror-count|-N[mirror_count]}\n" \
264 " [SETSTRIPE_OPTIONS|-f|--file VICTIM_FILE]\n" \
267 #define SETSTRIPE_USAGE \
268 SSM_CMD_COMMON("setstripe") \
269 MIRROR_EXTEND_USAGE \
270 " <directory|filename>\n" \
274 #define MIGRATE_USAGE \
275 SSM_CMD_COMMON("migrate ") \
276 " [--block|-b] [--non-block|-n]\n" \
277 " [--non-direct|-D] [--verbose|-v]\n" \
281 "\tblock: Block file access during data migration (default)\n" \
282 "\tnon-block: Abort migrations if concurrent access is detected\n" \
283 "\tnon-direct: Do not use direct I/O to copy file contents\n" \
284 "\tverbose: Print each filename as it is migrated\n" \
286 #define SETDIRSTRIPE_USAGE \
287 " [--mdt-count|-c stripe_count>\n" \
288 " [--help|-h] [--mdt-hash|-H mdt_hash]\n" \
289 " [--mdt-index|-i mdt_index[,mdt_index,...]\n" \
290 " [--default|-D] [--mode|-o mode]\n" \
291 " [--max-inherit|-X max_inherit]\n" \
292 " [--max-inherit-rr max_inherit_rr] <dir>\n" \
293 "\tstripe_count: stripe count of the striped directory\n" \
294 "\tmdt_index: MDT index of first stripe\n" \
295 "\tmdt_hash: hash type of the striped directory. mdt types:\n" \
296 " crush CRUSH hash algorithm (default)\n" \
297 " fnv_1a_64 FNV-1a hash algorithm\n" \
298 " all_char sum of characters % MDT_COUNT (not recommended)\n" \
299 "\tdefault_stripe: set default dirstripe of the directory\n" \
300 "\tmode: the file access permission of the directory (octal)\n" \
301 "To create dir with a foreign (free format) layout :\n" \
302 "setdirstripe|mkdir --foreign[=FOREIGN_TYPE] -x|-xattr STRING " \
303 "[--mode|-o MODE] [--flags HEX] <dir>\n" \
304 "\tmode: the file access permissions of the directory\n" \
305 "\tforeign_type: none, daos, symlink, or numeric value\n"
308 * command_t mirror_cmdlist - lfs mirror commands.
310 command_t mirror_cmdlist[] = {
311 { .pc_name = "create", .pc_func = lfs_mirror_create,
312 .pc_help = "Create a mirrored file.\n"
313 "usage: lfs mirror create {--mirror-count|-N[MIRROR_COUNT]}\n"
314 "\t\t[SETSTRIPE_OPTIONS] <filename|directory> ...\n"
315 MIRROR_CREATE_HELP },
316 { .pc_name = "delete", .pc_func = lfs_mirror_delete,
317 .pc_help = "Delete a mirror from a file.\n"
318 "usage: lfs mirror delete {--mirror-id MIRROR_ID|-p POOL|\n"
319 "\t --component-id|--comp-id|-I COMP_ID} <mirror_file>\n"
321 { .pc_name = "extend", .pc_func = lfs_mirror_extend,
322 .pc_help = "Extend a mirrored file.\n"
323 "usage: lfs mirror extend {--mirror-count|-N[MIRROR_COUNT]}\n"
324 "\t\t[--no-verify] [SETSTRIPE_OPTIONS|-f VICTIM_FILE] ... <filename> ...\n"
325 MIRROR_EXTEND_HELP },
326 { .pc_name = "split", .pc_func = lfs_mirror_split,
327 .pc_help = "Split a mirrored file.\n"
328 "usage: lfs mirror split [--destroy|-d] [-f NEW_FILE] [--help|-h]\n"
329 "\t\t{--mirror-id MIRROR_ID|--component-id|-I COMP_ID|-p POOL}\n"
330 "\t\t<mirrored file> ...\n"
331 "\tMIRROR_ID: The numerical unique identifier for a mirror.\n"
332 "\t It can be fetched by the 'lfs getstripe' command.\n"
333 "\tCOMP_ID: Unique component ID within a mirror.\n"
334 "\tPOOL: Components using specified pool.\n"
335 "\tNEW_FILE: This option indicates the layout of the split\n"
336 "\t mirror will be stored into. If not specified,\n"
337 "\t a new file named <mirrored_file>.mirror~MIRROR_ID\n"
338 "\t will be used.\n" },
339 { .pc_name = "read", .pc_func = lfs_mirror_read,
340 .pc_help = "Read the content of a specified mirror of a file.\n"
341 "usage: lfs mirror read {--mirror-id|-N MIRROR_ID}\n"
342 "\t\t[--outfile|-o <output_file>] <mirrored_file>\n" },
343 { .pc_name = "write", .pc_func = lfs_mirror_write,
344 .pc_help = "Write to a specified mirror of a file.\n"
345 "usage: lfs mirror write {--mirror-id|-N MIRROR_ID}\n"
346 "\t\t[--inputfile|-i <input_file>] <mirrored_file>\n" },
347 { .pc_name = "copy", .pc_func = lfs_mirror_copy,
348 .pc_help = "Copy a specified mirror to other mirror(s) of a file.\n"
349 "usage: lfs mirror copy {--read-mirror|-i MIRROR_ID0}\n"
350 "\t\t{--write-mirror|-o MIRROR_ID1[,...]} <mirrored_file>\n" },
351 { .pc_name = "resync", .pc_func = lfs_mirror_resync,
352 .pc_help = "Resynchronizes out-of-sync mirrored file(s).\n"
353 "usage: lfs mirror resync [--only MIRROR_ID[,...]>]\n"
354 "\t\t<mirrored_file> [<mirrored_file2>...]\n" },
355 { .pc_name = "verify", .pc_func = lfs_mirror_verify,
356 .pc_help = "Verify mirrored file(s).\n"
357 "usage: lfs mirror verify [--only MIRROR_ID[,...]]\n"
358 "\t\t[--verbose|-v] <mirrored_file> [<mirrored_file2> ...]\n" },
359 { .pc_name = "list-commands", .pc_func = lfs_mirror_list_commands,
360 .pc_help = "list commands supported by lfs mirror"},
361 { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
362 { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
363 { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
368 * command_t pcc_cmdlist - lfs pcc commands.
370 command_t pcc_cmdlist[] = {
371 { .pc_name = "attach", .pc_func = lfs_pcc_attach,
372 .pc_help = "Attach given files to the Persistent Client Cache.\n"
373 "usage: lfs pcc attach <--id|-i NUM> <file> ...\n"
374 "\t-i: archive id for RW-PCC\n" },
375 { .pc_name = "attach_fid", .pc_func = lfs_pcc_attach_fid,
376 .pc_help = "Attach given files into PCC by FID(s).\n"
377 "usage: lfs pcc attach_id {--id|-i NUM} {--mnt|-m MOUNTPOINT} FID ...\n"
378 "\t-i: archive id for RW-PCC\n"
379 "\t-m: Lustre mount point\n" },
380 { .pc_name = "state", .pc_func = lfs_pcc_state,
381 .pc_help = "Display the PCC state for given files.\n"
382 "usage: lfs pcc state <file> ...\n" },
383 { .pc_name = "detach", .pc_func = lfs_pcc_detach,
384 .pc_help = "Detach given files from the Persistent Client Cache.\n"
385 "usage: lfs pcc detach <file> ...\n" },
386 { .pc_name = "detach_fid", .pc_func = lfs_pcc_detach_fid,
387 .pc_help = "Detach given files from PCC by FID(s).\n"
388 "usage: lfs pcc detach_fid <mntpath> <fid>...\n" },
389 { .pc_name = "list-commands", .pc_func = lfs_pcc_list_commands,
390 .pc_help = "list commands supported by lfs pcc"},
391 { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
392 { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
393 { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
397 /* all available commands */
398 command_t cmdlist[] = {
399 {"setstripe", lfs_setstripe, 0,
400 "To create a file with specified striping/composite layout, or\n"
401 "create/replace the default layout on an existing directory:\n"
402 SSM_CMD_COMMON("setstripe")
404 " <directory|filename>\n"
406 "To add component(s) to an existing composite file:\n"
407 SSM_CMD_COMMON("setstripe --component-add")
409 "To totally delete the default striping from an existing directory:\n"
410 "usage: setstripe [--delete|-d] <directory>\n"
412 "To create a mirrored file or set s default mirror layout on a directory:\n"
413 "usage: setstripe {--mirror-count|-N}[MIRROR_COUNT] [SETSTRIPE_OPTIONS] <directory|filename>\n"
415 "To delete the last component(s) from an existing composite file\n"
416 "(note that this will also delete any data in those components):\n"
417 "usage: setstripe --component-del [--component-id|-I COMP_ID]\n"
418 " [--component-flags|-F COMP_FLAGS]\n"
420 "\tCOMP_ID: Unique component ID to delete\n"
421 "\tCOMP_FLAGS: 'init' indicating all instantiated components\n"
422 "\t '^init' indicating all uninstantiated components\n"
423 "\t-I and -F cannot be specified at the same time\n"
425 "To set or clear flags on a specific component\n"
426 "(note that this command can only be applied to mirrored files:\n"
427 "usage: setstripe --comp-set {-I COMP_ID|--comp-flags=COMP_FLAGS}\n"
430 "To create a file with a foreign (free format) layout:\n"
431 "usage: setstripe --foreign[=FOREIGN_TYPE]\n"
432 " --xattr|-x LAYOUT_STRING [--flags HEX]\n"
433 " [--mode MODE] <filename>\n"},
434 {"getstripe", lfs_getstripe, 0,
435 "To list the layout pattern for a given file or files in a\n"
436 "directory or recursively for all files in a directory tree.\n"
437 "usage: getstripe [--ost|-O UUID] [--quiet|-q] [--verbose|-v]\n"
438 " [--stripe-count|-c] [--stripe-index|-i] [--fid|-F]\n"
439 " [--pool|-p] [--stripe-size|-S] [--directory|-d]\n"
440 " [--mdt-index|-m] [--recursive|-r] [--raw|-R]\n"
441 " [--layout|-L] [--generation|-g] [--yaml|-y]\n"
442 " [--help|-h] [--component-id|-I[=COMP_ID]]\n"
443 " [--component-flags[=COMP_FLAGS]]\n"
444 " [--component-count]\n"
445 " [--extension-size|--ext-size|-z]\n"
446 " [--component-start[=[+-]COMP_START]]\n"
447 " [--component-end[=[+-]COMP_END]|-E[[+-]comp_end]]\n"
448 " [[!] --mirror-index=[+-]INDEX |\n"
449 " [!] --mirror-id=[+-]MIRROR_ID] [--mirror-count|-N]\n"
450 " <directory|filename> ..."},
451 {"setdirstripe", lfs_setdirstripe, 0,
452 "Create striped directory on specified MDT, same as mkdir.\n"
453 "May be restricted to root or group users, depending on settings.\n"
454 "usage: setdirstripe [OPTION] <directory>\n"
456 {"getdirstripe", lfs_getdirstripe, 0,
457 "To list the layout pattern info for a given directory\n"
458 "or recursively for all directories in a directory tree.\n"
459 "usage: getdirstripe [--mdt-count|-c] [--mdt-index|-m|-i]\n"
460 " [--help|-h] [--mdt-hash|-H] [--obd|-O UUID]\n"
461 " [--recursive|-r] [--yaml|-y]\n"
462 " [--verbose|-v] [--default|-D]\n"
463 " [--max-inherit|-X]\n"
464 " [--max-inherit-rr] <dir> ..."},
465 {"mkdir", lfs_setdirstripe, 0,
466 "Create striped directory on specified MDT, same as setdirstripe.\n"
467 "usage: mkdir [OPTION] <directory>\n"
469 {"rm_entry", lfs_rmentry, 0,
470 "To remove the name entry of the remote directory. Note: This\n"
471 "command will only delete the name entry, i.e. the remote directory\n"
472 "will become inaccessable after this command. This can only be done\n"
473 "by the administrator\n"
474 "usage: rm_entry <dir>\n"},
475 {"unlink_foreign", lfs_unlink_foreign, 0,
476 "To remove the foreign file/dir.\n"
477 "Note: This is for files/dirs prevented to be removed using\n"
478 "unlink/rmdir, but works also for regular ones\n"
479 "usage: unlink_foreign <foreign_dir/file> [<foreign_dir/file> ...]\n"},
480 {"pool_list", lfs_poollist, 0,
481 "List pools or pool OSTs\n"
482 "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
483 {"find", lfs_find, 0,
484 "find files matching given attributes recursively in directory tree.\n"
485 "usage: find <directory|filename> ...\n"
486 " [[!] --atime|-A [+-]N[smhdwy]] [[!] --ctime|-C [+-]N[smhdwy]]\n"
487 " [[!] --mtime|-M [+-]N[smhdwy]]\n"
488 " [[!] --btime|--Btime|-B [+-]N[smhdwy]] [--help|-h]\n"
489 " [[!] --newer[XY] <reference>] [[!] --blocks|-b N]\n"
490 " [--maxdepth|-D N] [[!] --mdt-index|--mdt|-m <uuid|index,...>]\n"
491 " [[!] --name|-n <pattern>] [[!] --ost|-O <uuid|index,...>]\n"
492 " [[!] --perm [/-]mode] [[!] --pool <pool>] [--print|-P]\n"
493 " [--print0|-0] [[!] --projid <projid>]\n"
494 " [[!] --size|-s [+-]N[bkMGTPE]]\n"
495 " [[!] --stripe-count|-c [+-]<stripes>]\n"
496 " [[!] --stripe-index|-i <index,...>]\n"
497 " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t <filetype>]\n"
498 " [[!] --extension-size|--ext-size|-z [+-]N[kMGT]]\n"
499 " [[!] --gid|-g|--group|-G <gid>|<gname>]\n"
500 " [[!] --uid|-u|--user|-U <uid>|<uname>]\n"
501 " [[!] --layout|-L released,raid0,mdt]\n"
502 " [[!] --foreign[=<foreign_type>]]\n"
503 " [[!] --component-count [+-]<comp_cnt>]\n"
504 " [[!] --component-start [+-]N[kMGTPE]]\n"
505 " [[!] --component-end|-E [+-]N[kMGTPE]]\n"
506 " [[!] --component-flags {init,stale,prefer,offline,nosync,extension}]\n"
507 " [[!] --mirror-count|-N [+-]<n>]\n"
508 " [[!] --mirror-state <[^]state>]\n"
509 " [[!] --mdt-count|-T [+-]<stripes>]\n"
510 " [[!] --mdt-hash|-H <[^][blm],[^]fnv_1a_64,all_char,crush,...>\n"
511 " [[!] --mdt-index|-m <uuid|index,...>]\n"
512 "\t !: used before an option indicates 'NOT' requested attribute\n"
513 "\t -: used before a value indicates less than requested value\n"
514 "\t +: used before a value indicates more than requested value\n"
515 "\t ^: used before a flag indicates to exclude it\n"},
516 {"check", lfs_check, 0,
517 "Display the status of MGTs, MDTs or OSTs (as specified in the command)\n"
518 "or all the servers (MGTs, MDTs and OSTs).\n"
519 "usage: check {mgts|osts|mdts|all}"},
520 {"osts", lfs_osts, 0, "list OSTs connected to client "
521 "[for specified path only]\n" "usage: osts [path]"},
522 {"mdts", lfs_mdts, 0, "list MDTs connected to client "
523 "[for specified path only]\n" "usage: mdts [path]"},
525 "report filesystem disk space usage or inodes usage "
526 "of each MDS and all OSDs or a batch belonging to a specific pool.\n"
527 "Usage: df [--inodes|-i] [--human-readable|-h] [--lazy|-l]\n"
528 " [--pool|-p <fsname>[.<pool>]] [path]"},
529 {"getname", lfs_getname, 0,
530 "list instances and specified mount points [for specified path only]\n"
531 "Usage: getname [--help|-h] [--instance|-i] [--fsname|-n] [path ...]"},
532 #ifdef HAVE_SYS_QUOTA_H
533 {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
534 "usage: setquota {-u|-g|-p} UNAME|UID|GNAME|GID|PROJID\n"
535 " -b BLOCK_SOFTLIMIT -B BLOCK_HARDLIMIT\n"
536 " -i INODE_SOFTLIMIT -I INODE_HARDLIMIT <filesystem>\n"
537 " setquota {-u|--user USER|UID|-g|--group GROUP|GID|-p|--projid PROJID}\n"
538 " [--block-softlimit BLOCK_SOFTLIMIT]\n"
539 " [--block-hardlimit BLOCK_HARDLIMIT]\n"
540 " [--inode-softlimit INODE_SOFTLIMIT]\n"
541 " [--inode-hardlimit INODE_HARDLIMIT] <filesystem>\n"
542 " setquota [-t] {-h|--help|-u|--user|-g|--group|-p|--projid}\n"
543 " [--block-grace 'notify'|BLOCK_GRACE]\n"
544 " [--inode-grace 'notify'|INODE_GRACE] <filesystem>\n"
545 " setquota {-U|-G|-P}\n"
546 " -b BLOCK_SOFTLIMIT -B BLOCK_HARDLIMIT\n"
547 " -i INODE_SOFTLIMIT -I INODE_HARDLIMIT <filesystem>\n"
548 " setquota {-U|--default-usr|-G|--default-grp|-P|--default-prj}\n"
549 " [--block-softlimit BLOCK_SOFTLIMIT]\n"
550 " [--block-hardlimit BLOCK_HARDLIMIT]\n"
551 " [--inode-softlimit INODE_SOFTLIMIT]\n"
552 " [--inode-hardlimit INODE_HARDLIMIT] <filesystem>\n"
553 " setquota {-u|-g|-p} UNAME|UID|GNAME|GID|PROJID\n"
555 " -b can be used instead of --block-softlimit/--block-grace\n"
556 " -B can be used instead of --block-hardlimit\n"
557 " -i can be used instead of --inode-softlimit/--inode-grace\n"
558 " -I can be used instead of --inode-hardlimit\n"
559 " -d can be used instead of --default\n\n"
560 "Note: The total quota space will be split into many qunits and\n"
561 " balanced over all server targets, the minimal qunit size is\n"
562 " 1M bytes for block space and 1K inodes for inode space.\n\n"
563 " The maximum quota grace time is 2^48 - 1 seconds.\n\n"
564 " Quota space rebalancing process will stop when this mininum\n"
565 " value is reached. As a result, quota exceeded can be returned\n"
566 " while many targets still have 1MB or 1K inodes of spare\n"
568 " When setting the grace time, 'notify' can be used as grace to\n"
569 " be notified after the quota is over soft limit but prevents\n"
570 " the soft limit from becoming the hard limit."},
571 {"quota", lfs_quota, 0, "Display disk usage and limits.\n"
572 "usage: quota [-q] [-v] [-h] [-o OBD_UUID|-i MDT_IDX|-I OST_IDX]\n"
573 " [{-u|-g|-p} UNAME|UID|GNAME|GID|PROJID] <filesystem>\n"
574 " quota [-o OBD_UUID|-i MDT_IDX|-I OST_IDX] -t {-u|-g|-p} <filesystem>\n"
575 " quota [-q] [-v] [h] {-U|-G|-P} <filesystem>"},
576 {"project", lfs_project, 0,
577 "Change or list project attribute for specified file or directory.\n"
578 "usage: project [-d|-r] <file|directory...>\n"
579 " list project ID and flags on file(s) or directories\n"
580 " project [-p id] [-s] [-r] <file|directory...>\n"
581 " set project ID and/or inherit flag for specified file(s) or directories\n"
582 " project -c [-d|-r [-p id] [-0]] <file|directory...>\n"
583 " check project ID and flags on file(s) or directories, print outliers\n"
584 " project -C [-r] [-k] <file|directory...>\n"
585 " clear the project inherit flag and ID on the file or directory\n"
588 {"flushctx", lfs_flushctx, 0,
589 "Flush security context for current user.\n"
590 "usage: flushctx [-k] [-r] [mountpoint...]"},
591 {"changelog", lfs_changelog, 0,
592 "Show the metadata changes on an MDT."
593 "\nusage: changelog <mdtname> [startrec [endrec]]"},
594 {"changelog_clear", lfs_changelog_clear, 0,
595 "Indicate that old changelog records up to <endrec> are no longer of "
596 "interest to consumer <id>, allowing the system to free up space.\n"
597 "An <endrec> of 0 means all records.\n"
598 "usage: changelog_clear <mdtname> <id> <endrec>"},
599 {"fid2path", lfs_fid2path, 0,
600 "Resolve the full path(s) for given FID(s). For a specific hardlink "
601 "specify link number <linkno>.\n"
602 "usage: fid2path [--print-fid|-f] [--print-link|-c] [--link|-l <linkno>] "
603 "<fsname|root> <fid>..."},
604 {"path2fid", lfs_path2fid, 0, "Display the fid(s) for a given path(s).\n"
605 "usage: path2fid [--parents] <path> ..."},
606 {"rmfid", lfs_rmfid, 0, "Remove file(s) by FID(s)\n"
607 "usage: rmfid <fsname|rootpath> <fid> ..."},
608 {"data_version", lfs_data_version, 0, "Display file data version for "
609 "a given path.\n" "usage: data_version [-n|-r|-w] <path>"},
610 {"hsm_state", lfs_hsm_state, 0, "Display the HSM information (states, "
611 "undergoing actions) for given files.\n usage: hsm_state <file> ..."},
612 {"hsm_set", lfs_hsm_set, 0, "Set HSM user flag on specified files.\n"
613 "usage: hsm_set [--norelease] [--noarchive] [--dirty] [--exists] "
614 "[--archived] [--lost] [--archive-id NUM] <file> ..."},
615 {"hsm_clear", lfs_hsm_clear, 0, "Clear HSM user flag on specified "
617 "usage: hsm_clear [--norelease] [--noarchive] [--dirty] [--exists] "
618 "[--archived] [--lost] <file> ..."},
619 {"hsm_action", lfs_hsm_action, 0, "Display current HSM request for "
620 "given files.\n" "usage: hsm_action <file> ..."},
621 {"hsm_archive", lfs_hsm_archive, 0,
622 "Archive file to external storage.\n"
623 "usage: hsm_archive [--filelist FILELIST] [--data DATA] [--archive NUM] "
625 {"hsm_restore", lfs_hsm_restore, 0,
626 "Restore file from external storage.\n"
627 "usage: hsm_restore [--filelist FILELIST] [--data DATA] <file> ..."},
628 {"hsm_release", lfs_hsm_release, 0,
629 "Release files from Lustre.\n"
630 "usage: hsm_release [--filelist FILELIST] [--data DATA] <file> ..."},
631 {"hsm_remove", lfs_hsm_remove, 0,
632 "Remove file copy from external storage.\n"
633 "usage: hsm_remove [--filelist FILELIST] [--data DATA] "
635 " (FILE [FILE ...] | "
636 "--mntpath MOUNTPATH FID [FID ...])\n"
638 "Note: To remove an archived copy of a file already deleted from a "
640 "--mntpath option and a list of FIDs must be specified"
642 {"hsm_cancel", lfs_hsm_cancel, 0,
643 "Cancel requests related to specified files.\n"
644 "usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
645 {"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
646 "usage: swap_layouts <path1> <path2>"},
647 {"migrate", lfs_setstripe_migrate, 0,
648 "migrate a directory between MDTs.\n"
649 "usage: migrate [--mdt-count|-c STRIPE_COUNT]\n"
650 " [--mdt-hash|-H HASH_TYPE]\n"
651 " [--mdt-index|-m START_MDT_INDEX] [--verbose|-v]\n"
653 "\tmdt: MDTs to stripe over, if only one MDT is specified\n"
654 " it's the MDT index of first stripe\n"
655 "\tmdt_count: number of MDTs to stripe a directory over\n"
656 "\tmdt_hash: hash type of the striped directory. mdt types:\n"
657 " all_char (type 1)sum of characters % MDT_COUNT\n"
658 " fnv_1a_64 (type 2)FNV-1a hash algorithm (default)\n"
659 " crush (type 3)CRUSH hash algorithm\n"
661 "migrate file objects from one OST "
662 "layout\nto another (may be not safe with concurent writes).\n"
663 "usage: migrate [--stripe-count|-c STRIPE_COUNT]\n"
664 " [--overstripe-count|-C STRIPE_COUNT]\n"
665 " [--stripe-index|-i START_OST_INDEX]\n"
666 " [--stripe-size|-S STRIPE_SIZE]\n"
667 " [--pool|-p <pool_name>] [--ost|-o OST_INDICES]\n"
668 " [--block|-b] [--non-block|-n] [--non-direct|-D]\n"
669 " <file|directory>\n"
670 "\tstripe_count: number of OSTs to stripe a file over\n"
671 "\t Using -C instead of -c allows overstriping, which\n"
672 "\t will place more than one stripe per OST if\n"
673 "\t stripe_count is greater than the number of OSTs\n"
674 "\tstripe_ost_index: index of the first OST to stripe a file over\n"
675 "\tstripe_size: number of bytes to store before moving to the next OST\n"
676 "\tpool_name: name of the predefined pool of OSTs\n"
677 "\tost_indices: OSTs to stripe over, in order\n"
678 "\tblock: Block file access during data migration (default)\n"
679 "\tnon-block: Abort migrations if concurrent access is detected\n"
680 "\tnon-direct: do not use direct I/O to copy file contents.\n"},
682 "To move directories between MDTs. This command is deprecated, "
683 "use \"migrate\" instead.\n"
684 "usage: mv <directory|filename> [--mdt-index|-m MDT_INDEX] "
686 {"ladvise", lfs_ladvise, 0,
687 "Provide servers with advice about access patterns for a file.\n"
688 "usage: ladvise [--advice|-a ADVICE] [--start|-s START[kMGT]]\n"
689 " [--background|-b] [--unset|-u]\n\n"
690 " {--end|-e END[kMGT]|--length|-l LENGTH[kMGT]}\n"
691 " {[--mode|-m [READ,WRITE]}\n"
693 {"mirror", lfs_mirror, mirror_cmdlist,
694 "lfs commands used to manage files with mirrored components:\n"
695 "lfs mirror create - create a mirrored file or directory\n"
696 "lfs mirror extend - add mirror(s) to an existing file\n"
697 "lfs mirror split - split a mirror from an existing mirrored file\n"
698 "lfs mirror resync - resynchronize out-of-sync mirrored file(s)\n"
699 "lfs mirror read - read a mirror content of a mirrored file\n"
700 "lfs mirror write - write to a mirror of a mirrored file\n"
701 "lfs mirror copy - copy a mirror to other mirror(s) of a file\n"
702 "lfs mirror verify - verify mirrored file(s)\n"},
703 {"getsom", lfs_getsom, 0, "To list the SOM info for a given file.\n"
704 "usage: getsom [-s] [-b] [-f] <path>\n"
705 "\t-s: Only show the size value of the SOM data for a given file\n"
706 "\t-b: Only show the blocks value of the SOM data for a given file\n"
707 "\t-f: Only show the flags value of the SOM data for a given file\n"},
708 {"heat_get", lfs_heat_get, 0,
709 "To get heat of files.\n"
710 "usage: heat_get <file> ...\n"},
711 {"heat_set", lfs_heat_set, 0,
712 "To set heat flags of files.\n"
713 "usage: heat_set [--clear|-c] [--off|-o] [--on|-O] <file> ...\n"
714 "\t--clear|-c: Clear file heat for given files\n"
715 "\t--off|-o: Turn off file heat for given files\n"
716 "\t--on|-O: Turn on file heat for given files\n"},
717 {"pcc", lfs_pcc, pcc_cmdlist,
718 "lfs commands used to interact with PCC features:\n"
719 "lfs pcc attach - attach given files to Persistent Client Cache\n"
720 "lfs pcc attach_fid - attach given files into PCC by FID(s)\n"
721 "lfs pcc state - display the PCC state for given files\n"
722 "lfs pcc detach - detach given files from Persistent Client Cache\n"
723 "lfs pcc detach_fid - detach given files from PCC by FID(s)\n"},
724 {"help", Parser_help, 0, "help"},
725 {"exit", Parser_quit, 0, "quit"},
726 {"quit", Parser_quit, 0, "quit"},
727 {"--version", Parser_version, 0,
728 "output build version of the utility and exit"},
729 {"--list-commands", lfs_list_commands, 0,
730 "list commands supported by the utility and exit"},
734 static int check_hashtype(const char *hashtype)
736 int type_num = atoi(hashtype);
739 /* numeric hash type */
740 if (hashtype && strlen(hashtype) == 1 &&
741 (type_num > 0 && type_num < LMV_HASH_TYPE_MAX))
743 /* string hash type */
744 for (i = LMV_HASH_TYPE_ALL_CHARS; i < LMV_HASH_TYPE_MAX; i++)
745 if (strcmp(hashtype, mdt_hash_name[i]) == 0)
751 static uint32_t check_foreign_type_name(const char *foreign_type_name)
755 for (i = 0; i < LU_FOREIGN_TYPE_UNKNOWN; i++) {
756 if (!lu_foreign_types[i].lft_name)
758 if (strcmp(foreign_type_name,
759 lu_foreign_types[i].lft_name) == 0)
760 return lu_foreign_types[i].lft_type;
763 return LU_FOREIGN_TYPE_UNKNOWN;
766 static const char *error_loc = "syserror";
769 MIGRATION_NONBLOCK = 0x0001,
770 MIGRATION_MIRROR = 0x0002,
771 MIGRATION_NONDIRECT = 0x0004,
772 MIGRATION_VERBOSE = 0x0008,
776 migrate_open_files(const char *name, __u64 migration_flags,
777 const struct llapi_stripe_param *param,
778 struct llapi_layout *layout, int *fd_src, int *fd_tgt)
785 char parent[PATH_MAX];
786 char volatile_file[PATH_MAX];
792 if (!param && !layout) {
793 error_loc = "layout information";
797 /* search for file directory pathname */
798 if (strlen(name) > sizeof(parent) - 1) {
799 error_loc = "source file name";
803 strncpy(parent, name, sizeof(parent));
804 ptr = strrchr(parent, '/');
806 if (!getcwd(parent, sizeof(parent))) {
807 error_loc = "getcwd";
811 if (ptr == parent) /* leading '/' */
816 /* open file, direct io */
817 /* even if the file is only read, WR mode is nedeed to allow
821 if (!(migration_flags & MIGRATION_NONDIRECT))
823 fd = open(name, rflags);
826 error_loc = "cannot open source file";
830 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
832 error_loc = "cannot get MDT index";
837 int open_flags = O_WRONLY | O_CREAT | O_EXCL | O_NOFOLLOW;
838 mode_t open_mode = S_IRUSR | S_IWUSR;
840 random_value = random();
841 rc = snprintf(volatile_file, sizeof(volatile_file),
842 "%s/%s:%.4X:%.4X:fd=%.2d", parent,
843 LUSTRE_VOLATILE_HDR, mdt_index,
845 if (rc >= sizeof(volatile_file)) {
850 /* create, open a volatile file, use caching (ie no directio) */
852 /* Returns -1 and sets errno on error: */
853 fdv = llapi_layout_file_open(volatile_file, open_flags,
858 /* Does the right thing on error: */
859 fdv = llapi_file_open_param(volatile_file, open_flags,
862 } while (fdv < 0 && (rc = fdv) == -EEXIST);
865 error_loc = "cannot create volatile file";
870 * In case the MDT does not support creation of volatile files
871 * we should try to unlink it.
873 (void)unlink(volatile_file);
876 * Not-owner (root?) special case.
877 * Need to set owner/group of volatile file like original.
878 * This will allow to pass related check during layout_swap.
883 error_loc = "cannot stat source file";
887 rc = fstat(fdv, &stv);
890 error_loc = "cannot stat volatile";
894 if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
895 rc = fchown(fdv, st.st_uid, st.st_gid);
898 error_loc = "cannot change ownwership of volatile";
917 static int migrate_copy_data(int fd_src, int fd_dst, int (*check_file)(int))
919 struct llapi_layout *layout;
920 size_t buf_size = 4 * 1024 * 1024;
924 size_t page_size = sysconf(_SC_PAGESIZE);
928 layout = llapi_layout_get_by_fd(fd_src, 0);
930 uint64_t stripe_size;
932 rc = llapi_layout_stripe_size_get(layout, &stripe_size);
934 buf_size = stripe_size;
936 llapi_layout_free(layout);
939 /* Use a page-aligned buffer for direct I/O */
940 rc = posix_memalign(&buf, page_size, buf_size);
944 sparse = llapi_file_is_sparse(fd_src);
946 rc = ftruncate(fd_dst, pos);
955 size_t to_read, to_write;
958 if (sparse && pos >= data_end) {
961 data_off = llapi_data_seek(fd_src, pos, &data_size);
963 /* Non-fatal, switch to full copy */
967 /* hole at the end of file, truncate up to it */
969 rc = ftruncate(fd_dst, data_off);
973 pos = data_off & ~(page_size - 1);
974 data_end = data_off + data_size;
975 to_read = ((data_end - pos - 1) | (page_size - 1)) + 1;
976 to_read = MIN(to_read, buf_size);
982 rc = check_file(fd_src);
987 rsize = pread(fd_src, buf, to_read, pos);
997 while (to_write > 0) {
1000 written = pwrite(fd_dst, buf, to_write, pos);
1006 to_write -= written;
1008 if (rc || rsize < to_read)
1016 /* Try to avoid page cache pollution after migration. */
1017 (void)posix_fadvise(fd_src, 0, 0, POSIX_FADV_DONTNEED);
1018 (void)posix_fadvise(fd_dst, 0, 0, POSIX_FADV_DONTNEED);
1024 static int migrate_copy_timestamps(int fd, int fdv)
1028 if (fstat(fd, &st) == 0) {
1029 struct timeval tv[2] = {
1030 {.tv_sec = st.st_atime},
1031 {.tv_sec = st.st_mtime}
1034 return futimes(fdv, tv);
1040 static int migrate_block(int fd, int fdv)
1047 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
1049 error_loc = "cannot get dataversion";
1058 * The grouplock blocks all concurrent accesses to the file.
1059 * It has to be taken after llapi_get_data_version as it would
1062 rc = llapi_group_lock(fd, gid);
1064 error_loc = "cannot get group lock";
1068 rc = migrate_copy_data(fd, fdv, NULL);
1070 error_loc = "data copy failed";
1074 /* Make sure we keep original atime/mtime values */
1075 rc = migrate_copy_timestamps(fd, fdv);
1077 error_loc = "timestamp copy failed";
1083 * for a migration we need to check data version on file did
1086 * Pass in gid=0 since we already own grouplock.
1088 rc = llapi_fswap_layouts_grouplock(fd, fdv, dv1, 0, 0,
1089 SWAP_LAYOUTS_CHECK_DV1);
1090 if (rc == -EAGAIN) {
1091 error_loc = "file changed";
1093 } else if (rc < 0) {
1094 error_loc = "cannot swap layout";
1099 rc2 = llapi_group_unlock(fd, gid);
1100 if (rc2 < 0 && rc == 0) {
1101 error_loc = "unlock group lock";
1109 * Internal helper for migrate_copy_data(). Check lease and report error if
1112 * \param[in] fd File descriptor on which to check the lease.
1114 * \retval 0 Migration can keep on going.
1115 * \retval -errno Error occurred, abort migration.
1117 static int check_lease(int fd)
1121 rc = llapi_lease_check(fd);
1123 return 0; /* llapi_check_lease returns > 0 on success. */
1128 static int migrate_nonblock(int fd, int fdv)
1134 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
1136 error_loc = "cannot get data version";
1140 rc = migrate_copy_data(fd, fdv, check_lease);
1142 error_loc = "data copy failed";
1146 rc = llapi_get_data_version(fd, &dv2, LL_DV_RD_FLUSH);
1148 error_loc = "cannot get data version";
1154 error_loc = "source file changed";
1158 /* Make sure we keep original atime/mtime values */
1159 rc = migrate_copy_timestamps(fd, fdv);
1161 error_loc = "timestamp copy failed";
1169 int lfs_layout_compid_by_pool(char *fname, const char *pool, int *comp_id)
1171 struct pool_to_id_cbdata data = { .pool = pool };
1172 struct llapi_layout *layout = NULL;
1175 layout = llapi_layout_get_by_path(fname, 0);
1178 "error %s: file '%s' couldn't get layout: rc=%d\n",
1179 progname, fname, errno);
1183 rc = llapi_layout_sanity(layout, fname, false, true);
1185 llapi_layout_sanity_perror(errno);
1188 rc = llapi_layout_comp_iterate(layout, find_comp_id_by_pool, &data);
1197 llapi_layout_free(layout);
1201 static int lfs_component_set(char *fname, int comp_id, const char *pool,
1202 __u32 flags, __u32 neg_flags)
1205 __u32 flags_array[2];
1212 "error %s: neither component id nor pool is specified\n",
1216 rc = lfs_layout_compid_by_pool(fname, pool, &comp_id);
1222 ids[count] = comp_id;
1223 flags_array[count] = flags;
1228 if (neg_flags & LCME_FL_STALE) {
1230 "%s: cannot clear 'stale' flags from component. Please use lfs-mirror-resync(1) instead\n",
1235 ids[count] = comp_id;
1236 flags_array[count] = neg_flags | LCME_FL_NEG;
1240 rc = llapi_layout_file_comp_set(fname, ids, flags_array, count);
1242 if (errno == EUCLEAN) {
1245 "%s: cannot set 'stale' flag on component '%#x' of the last non-stale mirror of '%s'\n",
1246 progname, comp_id, fname);
1249 "%s: cannot change the flags of component '%#x' of file '%s': %x / ^(%x)\n",
1250 progname, comp_id, fname, flags, neg_flags);
1257 static int lfs_component_del(char *fname, __u32 comp_id,
1258 __u32 flags, __u32 neg_flags)
1262 if (flags && neg_flags)
1265 if (!flags && neg_flags)
1266 flags = neg_flags | LCME_FL_NEG;
1268 if ((flags && comp_id) || (!flags && !comp_id))
1272 if (flags & ~LCME_KNOWN_FLAGS) {
1274 "%s setstripe: unknown flags %#x\n",
1278 } else if (comp_id > LCME_ID_MAX) {
1279 fprintf(stderr, "%s setstripe: invalid component id %u\n",
1284 rc = llapi_layout_file_comp_del(fname, comp_id, flags);
1287 "%s setstripe: cannot delete component %#x from '%s': %s\n",
1288 progname, comp_id, fname, strerror(errno));
1292 static int lfs_component_add(char *fname, struct llapi_layout *layout)
1299 rc = llapi_layout_file_comp_add(fname, layout);
1301 fprintf(stderr, "Add layout component(s) to %s failed. %s\n",
1302 fname, strerror(errno));
1306 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
1307 struct llapi_layout *layout)
1315 fd = lstat(fname, &st);
1316 if (fd == 0 && S_ISDIR(st.st_mode))
1317 open_flags = O_DIRECTORY | O_RDONLY;
1319 fd = llapi_layout_file_open(fname, open_flags, open_mode, layout);
1321 fprintf(stderr, "%s: cannot %s '%s': %s\n", progname,
1322 S_ISDIR(st.st_mode) ?
1323 "set default composite layout for" :
1324 "create composite file",
1325 fname, strerror(errno));
1329 static int lfs_migrate(char *name, __u64 migration_flags,
1330 struct llapi_stripe_param *param,
1331 struct llapi_layout *layout)
1333 struct llapi_layout *existing;
1334 uint64_t dom_new, dom_cur;
1339 rc = migrate_open_files(name, migration_flags, param, layout,
1344 rc = llapi_layout_dom_size(layout, &dom_new);
1346 error_loc = "cannot get new layout DoM size";
1349 /* special case for migration to DOM layout*/
1350 existing = llapi_layout_get_by_fd(fd, 0);
1352 error_loc = "cannot get existing layout";
1356 rc = llapi_layout_dom_size(existing, &dom_cur);
1358 error_loc = "cannot get current layout DoM size";
1363 * if file has DoM layout already then migration is possible to
1364 * the new layout with the same DoM component via swap layout,
1365 * if new layout used bigger DOM size, then mirroring is used
1367 if (dom_new > dom_cur) {
1368 rc = lfs_migrate_to_dom(fd, fdv, name, migration_flags, param,
1371 error_loc = "cannot migrate to DOM layout";
1375 if (!(migration_flags & MIGRATION_NONBLOCK)) {
1377 * Blocking mode (forced if servers do not support file lease).
1378 * It is also the default mode, since we cannot distinguish
1379 * between a broken lease and a server that does not support
1380 * atomic swap/close (LU-6785)
1382 rc = migrate_block(fd, fdv);
1386 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1388 error_loc = "cannot get lease";
1392 rc = migrate_nonblock(fd, fdv);
1394 llapi_lease_release(fd);
1399 * Atomically put lease, swap layouts and close.
1400 * for a migration we need to check data version on file did
1403 rc = llapi_fswap_layouts(fd, fdv, 0, 0, SWAP_LAYOUTS_CLOSE);
1405 error_loc = "cannot swap layout";
1417 fprintf(stderr, "error: %s: %s: %s: %s\n",
1418 progname, name, error_loc, strerror(-rc));
1419 else if (migration_flags & MIGRATION_VERBOSE)
1420 printf("%s\n", name);
1425 static int comp_str2flags(char *string, __u32 *flags, __u32 *neg_flags)
1428 char *dup_string = NULL;
1434 if (!string || !string[0])
1437 dup_string = strdup(string);
1439 llapi_printf(LLAPI_MSG_ERROR,
1440 "%s: insufficient memory\n",
1445 for (name = strtok(dup_string, ","); name; name = strtok(NULL, ",")) {
1449 for (i = 0; i < ARRAY_SIZE(comp_flags_table); i++) {
1450 __u32 comp_flag = comp_flags_table[i].cfn_flag;
1451 const char *comp_name = comp_flags_table[i].cfn_name;
1453 if (strcmp(name, comp_name) == 0) {
1454 *flags |= comp_flag;
1456 } else if (strncmp(name, "^", 1) == 0 &&
1457 strcmp(name + 1, comp_name) == 0) {
1458 *neg_flags |= comp_flag;
1463 llapi_printf(LLAPI_MSG_ERROR,
1464 "%s: component flag '%s' not supported\n",
1471 if (!*flags && !*neg_flags)
1474 /* don't allow to set and exclude the same flag */
1475 if (*flags & *neg_flags)
1483 static int mdthash_input(char *string, __u32 *inflags,
1484 __u32 *exflags, __u32 *type)
1491 {"migrating", LMV_HASH_FLAG_MIGRATION},
1492 {"badtype", LMV_HASH_FLAG_BAD_TYPE},
1493 {"lostlmv", LMV_HASH_FLAG_LOST_LMV},
1502 for (name = strtok(string, ","); name; name = strtok(NULL, ",")) {
1506 for (i = 0; i < ARRAY_SIZE(mhflist); i++) {
1507 if (strcmp(name, mhflist[i].name) == 0 ||
1508 name[0] == mhflist[i].name[0]) {
1509 *inflags |= mhflist[i].flag;
1511 } else if (name[0] == '^' &&
1512 (strcmp(name + 1, mhflist[i].name) == 0 ||
1513 name[1] == mhflist[i].name[0])) {
1514 *exflags |= mhflist[i].flag;
1519 i = check_hashtype(name);
1524 llapi_printf(LLAPI_MSG_ERROR,
1525 "%s: invalid mdt_hash value '%s'\n",
1531 /* don't allow to include and exclude the same flag */
1532 if (*inflags & *exflags) {
1533 llapi_printf(LLAPI_MSG_ERROR,
1534 "%s: include and exclude same flag '%s'\n",
1542 static int mirror_str2state(char *string, __u16 *state, __u16 *neg_state)
1550 if (strncmp(string, "^", 1) == 0) {
1551 *neg_state = llapi_layout_string_flags(string + 1);
1552 if (*neg_state != 0)
1555 *state = llapi_layout_string_flags(string);
1560 llapi_printf(LLAPI_MSG_ERROR,
1561 "%s: mirrored file state '%s' not supported\n",
1567 * struct mirror_args - Command-line arguments for mirror(s).
1568 * @m_count: Number of mirrors to be created with this layout.
1569 * @m_flags: Mirror level flags, only 'prefer' is supported.
1570 * @m_layout: Mirror layout.
1571 * @m_file: A victim file. Its layout will be split and used as a mirror.
1572 * @m_next: Point to the next node of the list.
1574 * Command-line arguments for mirror(s) will be parsed and stored in
1575 * a linked list that consists of this structure.
1577 struct mirror_args {
1580 struct llapi_layout *m_layout;
1582 struct mirror_args *m_next;
1587 * enum mirror_flags - Flags for extending a mirrored file.
1588 * @MF_NO_VERIFY: Indicates not to verify the mirror(s) from victim file(s)
1589 * in case the victim file(s) contains the same data as the
1590 * original mirrored file.
1591 * @MF_DESTROY: Indicates to delete the mirror from the mirrored file.
1592 * @MF_COMP_ID: specified component id instead of mirror id
1594 * Flags for extending a mirrored file.
1604 * mirror_create_sanity_check() - Check mirror list.
1605 * @list: A linked list that stores the mirror arguments.
1607 * This function does a sanity check on @list for creating
1610 * Return: 0 on success or a negative error code on failure.
1612 static int mirror_create_sanity_check(const char *fname,
1613 struct mirror_args *list,
1617 bool has_m_file = false;
1618 bool has_m_layout = false;
1623 if (fname && check_fname) {
1624 struct llapi_layout *layout;
1626 layout = llapi_layout_get_by_path(fname, 0);
1629 "error: %s: file '%s' couldn't get layout\n",
1634 rc = llapi_layout_sanity(layout, fname, false, true);
1636 llapi_layout_free(layout);
1639 llapi_layout_sanity_perror(rc);
1647 llapi_layout_free(list->m_layout);
1650 llapi_layout_get_by_path(list->m_file, 0);
1651 if (!list->m_layout) {
1653 "error: %s: file '%s' has no layout\n",
1654 progname, list->m_file);
1658 has_m_layout = true;
1659 if (!list->m_layout) {
1660 fprintf(stderr, "error: %s: no mirror layout\n",
1666 rc = llapi_layout_sanity(list->m_layout, fname, false, true);
1668 llapi_layout_sanity_perror(rc);
1672 list = list->m_next;
1675 if (has_m_file && has_m_layout) {
1677 "error: %s: -f <victim_file> option should not be specified with setstripe options\n",
1685 static int mirror_set_flags(struct llapi_layout *layout, void *cbdata)
1687 __u32 mirror_flags = *(__u32 *)cbdata;
1691 rc = llapi_layout_comp_flags_get(layout, &flags);
1696 rc = llapi_layout_comp_flags_set(layout, mirror_flags);
1701 return LLAPI_LAYOUT_ITER_CONT;
1705 * mirror_create() - Create a mirrored file.
1706 * @fname: The file to be created.
1707 * @mirror_list: A linked list that stores the mirror arguments.
1709 * This function creates a mirrored file @fname with the mirror(s)
1710 * from @mirror_list.
1712 * Return: 0 on success or a negative error code on failure.
1714 static int mirror_create(char *fname, struct mirror_args *mirror_list)
1716 struct llapi_layout *layout = NULL;
1717 struct mirror_args *cur_mirror = NULL;
1718 uint16_t mirror_count = 0;
1722 rc = mirror_create_sanity_check(fname, mirror_list, false);
1726 cur_mirror = mirror_list;
1727 while (cur_mirror) {
1728 rc = llapi_layout_comp_iterate(cur_mirror->m_layout,
1730 &cur_mirror->m_flags);
1733 fprintf(stderr, "%s: failed to set mirror flags\n",
1738 for (i = 0; i < cur_mirror->m_count; i++) {
1739 rc = llapi_layout_merge(&layout, cur_mirror->m_layout);
1743 "error: %s: merge layout failed: %s\n",
1744 progname, strerror(errno));
1748 mirror_count += cur_mirror->m_count;
1749 cur_mirror = cur_mirror->m_next;
1753 fprintf(stderr, "error: %s: layout is NULL\n", progname);
1757 rc = llapi_layout_mirror_count_set(layout, mirror_count);
1760 fprintf(stderr, "error: %s: set mirror count failed: %s\n",
1761 progname, strerror(errno));
1765 rc = lfs_component_create(fname, O_CREAT | O_WRONLY, 0666,
1773 llapi_layout_free(layout);
1778 * Compare files and check lease on @fd.
1780 * \retval bytes number of bytes are the same
1782 static ssize_t mirror_file_compare(int fd, int fdv)
1784 const size_t buflen = 4 * 1024 * 1024; /* 4M */
1786 ssize_t bytes_done = 0;
1787 ssize_t bytes_read = 0;
1789 buf = malloc(buflen * 2);
1794 if (!llapi_lease_check(fd)) {
1795 bytes_done = -EBUSY;
1799 bytes_read = read(fd, buf, buflen);
1800 if (bytes_read <= 0)
1803 if (bytes_read != read(fdv, buf + buflen, buflen))
1807 * XXX: should compute the checksum on each buffer and then
1808 * compare checksum to avoid cache collision
1810 if (memcmp(buf, buf + buflen, bytes_read))
1813 bytes_done += bytes_read;
1821 static int mirror_extend_file(const char *fname, const char *victim_file,
1822 enum mirror_flags mirror_flags)
1827 struct stat stbuf_v;
1828 struct ll_ioc_lease *data = NULL;
1831 fd = open(fname, O_RDWR);
1833 error_loc = "open source file";
1838 fdv = open(victim_file, O_RDWR);
1840 error_loc = "open target file";
1845 if (fstat(fd, &stbuf) || fstat(fdv, &stbuf_v)) {
1846 error_loc = "stat source or target file";
1851 if (stbuf.st_dev != stbuf_v.st_dev) {
1852 error_loc = "stat source and target file";
1857 /* mirrors should be of the same size */
1858 if (stbuf.st_size != stbuf_v.st_size) {
1859 error_loc = "file sizes don't match";
1864 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1866 error_loc = "cannot get lease";
1870 if (!(mirror_flags & MF_NO_VERIFY)) {
1872 /* mirrors should have the same contents */
1873 ret = mirror_file_compare(fd, fdv);
1874 if (ret != stbuf.st_size) {
1875 error_loc = "file busy or contents don't match";
1876 rc = ret < 0 ? ret : -EINVAL;
1881 /* Get rid of caching pages from clients */
1882 rc = llapi_file_flush(fd);
1884 error_loc = "cannot get data version";
1888 rc = llapi_file_flush(fdv);
1890 error_loc = "cannot get data version";
1894 /* Make sure we keep original atime/mtime values */
1895 rc = migrate_copy_timestamps(fd, fdv);
1897 error_loc = "cannot copy timestamp";
1901 /* Atomically put lease, merge layouts and close. */
1902 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1904 error_loc = "memory allocation";
1907 data->lil_mode = LL_LEASE_UNLCK;
1908 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1909 data->lil_count = 1;
1910 data->lil_ids[0] = fdv;
1911 rc = llapi_lease_set(fd, data);
1913 error_loc = "cannot merge layout";
1915 } else if (rc == 0) {
1917 error_loc = "lost lease lock";
1930 (void) unlink(victim_file);
1932 fprintf(stderr, "error: %s: %s: %s: %s\n",
1933 progname, fname, error_loc, strerror(-rc));
1937 static int mirror_extend_layout(char *name, struct llapi_layout *m_layout,
1938 bool inherit, uint32_t flags)
1940 struct llapi_layout *f_layout = NULL;
1941 struct ll_ioc_lease *data = NULL;
1947 f_layout = llapi_layout_get_by_path(name, 0);
1949 fprintf(stderr, "%s: cannot get layout\n", progname);
1952 rc = llapi_layout_get_last_init_comp(f_layout);
1954 fprintf(stderr, "%s: cannot get the last init comp\n",
1958 rc = llapi_layout_mirror_inherit(f_layout, m_layout);
1961 "%s: cannot inherit from the last init comp\n",
1966 llapi_layout_comp_flags_set(m_layout, flags);
1967 rc = migrate_open_files(name, MIGRATION_NONDIRECT, NULL, m_layout, &fd,
1972 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1974 error_loc = "cannot get lease";
1978 rc = migrate_nonblock(fd, fdv);
1980 llapi_lease_release(fd);
1984 /* Atomically put lease, merge layouts and close. */
1985 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1987 error_loc = "memory allocation";
1990 data->lil_mode = LL_LEASE_UNLCK;
1991 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1992 data->lil_count = 1;
1993 data->lil_ids[0] = fdv;
1994 rc = llapi_lease_set(fd, data);
1996 error_loc = "cannot merge layout";
1998 } else if (rc == 0) {
2000 error_loc = "lost lease lock";
2013 fprintf(stderr, "error: %s: %s: %s: %s\n",
2014 progname, name, error_loc, strerror(-rc));
2018 static int mirror_extend(char *fname, struct mirror_args *mirror_list,
2019 enum mirror_flags mirror_flags)
2023 rc = mirror_create_sanity_check(fname, mirror_list, true);
2027 while (mirror_list) {
2028 if (mirror_list->m_file) {
2029 rc = mirror_extend_file(fname, mirror_list->m_file,
2032 __u32 mirror_count = mirror_list->m_count;
2034 while (mirror_count > 0) {
2035 rc = mirror_extend_layout(fname,
2036 mirror_list->m_layout,
2037 mirror_list->m_inherit,
2038 mirror_list->m_flags);
2048 mirror_list = mirror_list->m_next;
2054 static int find_mirror_id(struct llapi_layout *layout, void *cbdata)
2059 rc = llapi_layout_mirror_id_get(layout, &id);
2063 if ((__u16)id == *(__u16 *)cbdata)
2064 return LLAPI_LAYOUT_ITER_STOP;
2066 return LLAPI_LAYOUT_ITER_CONT;
2069 static int find_comp_id(struct llapi_layout *layout, void *cbdata)
2074 rc = llapi_layout_comp_id_get(layout, &id);
2078 if (id == *(__u32 *)cbdata)
2079 return LLAPI_LAYOUT_ITER_STOP;
2081 return LLAPI_LAYOUT_ITER_CONT;
2084 static int find_mirror_id_by_pool(struct llapi_layout *layout, void *cbdata)
2086 char buf[LOV_MAXPOOLNAME + 1];
2087 struct pool_to_id_cbdata *d = (void *)cbdata;
2091 rc = llapi_layout_pool_name_get(layout, buf, sizeof(buf));
2094 if (strcmp(d->pool, buf))
2095 return LLAPI_LAYOUT_ITER_CONT;
2097 rc = llapi_layout_mirror_id_get(layout, &id);
2102 return LLAPI_LAYOUT_ITER_STOP;
2105 static int find_comp_id_by_pool(struct llapi_layout *layout, void *cbdata)
2107 char buf[LOV_MAXPOOLNAME + 1];
2108 struct pool_to_id_cbdata *d = (void *)cbdata;
2112 rc = llapi_layout_pool_name_get(layout, buf, sizeof(buf));
2115 if (strcmp(d->pool, buf))
2116 return LLAPI_LAYOUT_ITER_CONT;
2118 rc = llapi_layout_comp_id_get(layout, &id);
2123 return LLAPI_LAYOUT_ITER_STOP;
2126 struct collect_ids_data {
2132 static int collect_mirror_id(struct llapi_layout *layout, void *cbdata)
2134 struct collect_ids_data *cid = cbdata;
2138 rc = llapi_layout_mirror_id_get(layout, &id);
2142 if ((__u16)id != cid->cid_exclude) {
2145 for (i = 0; i < cid->cid_count; i++) {
2146 /* already collected the mirror id */
2147 if (id == cid->cid_ids[i])
2148 return LLAPI_LAYOUT_ITER_CONT;
2150 cid->cid_ids[cid->cid_count] = id;
2154 return LLAPI_LAYOUT_ITER_CONT;
2158 * last_non_stale_mirror() - Check if a mirror is the last non-stale mirror.
2159 * @mirror_id: Mirror id to be checked.
2160 * @layout: Mirror component list.
2162 * This function checks if a mirror with specified @mirror_id is the last
2163 * non-stale mirror of a layout @layout.
2165 * Return: true or false.
2168 bool last_non_stale_mirror(__u16 mirror_id, struct llapi_layout *layout)
2170 __u16 mirror_ids[128] = { 0 };
2171 struct collect_ids_data cid = { .cid_ids = mirror_ids,
2173 .cid_exclude = mirror_id, };
2176 llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
2178 for (i = 0; i < cid.cid_count; i++) {
2179 struct llapi_resync_comp comp_array[1024] = { { 0 } };
2182 comp_size = llapi_mirror_find_stale(layout, comp_array,
2183 ARRAY_SIZE(comp_array),
2192 static int mirror_split(const char *fname, __u32 id, const char *pool,
2193 enum mirror_flags mflags, const char *victim_file)
2195 struct llapi_layout *layout;
2196 char parent[PATH_MAX];
2197 char victim[PATH_MAX];
2198 int flags = O_CREAT | O_EXCL | O_LOV_DELAY_CREATE | O_NOFOLLOW;
2200 struct ll_ioc_lease *data;
2201 uint16_t mirror_count;
2205 bool purge = true; /* delete mirror by setting fdv=fd */
2209 if (victim_file && (strcmp(fname, victim_file) == 0)) {
2211 "error %s: the source file '%s' and -f file are the same\n",
2216 /* check fname contains mirror with mirror_id/comp_id */
2217 layout = llapi_layout_get_by_path(fname, 0);
2220 "error %s: file '%s' couldn't get layout\n",
2225 rc = llapi_layout_sanity(layout, fname, false, true);
2227 llapi_layout_sanity_perror(rc);
2231 rc = llapi_layout_mirror_count_get(layout, &mirror_count);
2234 "error %s: file '%s' couldn't get mirror count\n",
2238 if (mirror_count < 2) {
2240 "error %s: file '%s' has %d component, cannot split\n",
2241 progname, fname, mirror_count);
2245 if (mflags & MF_COMP_POOL) {
2246 struct pool_to_id_cbdata data = { .pool = pool };
2248 rc = llapi_layout_comp_iterate(layout, find_mirror_id_by_pool,
2250 mirror_id = data.id;
2251 } else if (mflags & MF_COMP_ID) {
2252 rc = llapi_layout_comp_iterate(layout, find_comp_id, &id);
2253 mirror_id = mirror_id_of(id);
2255 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &id);
2259 fprintf(stderr, "error %s: failed to iterate layout of '%s'\n",
2262 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
2263 if (mflags & MF_COMP_POOL) {
2265 "error %s: file '%s' does not contain mirror with pool '%s'\n",
2266 progname, fname, pool);
2268 } else if (mflags & MF_COMP_ID) {
2270 "error %s: file '%s' does not contain mirror with comp-id %u\n",
2271 progname, fname, id);
2275 "error %s: file '%s' does not contain mirror with id %u\n",
2276 progname, fname, id);
2281 fd = open(fname, O_RDWR);
2284 "error %s: open file '%s' failed: %s\n",
2285 progname, fname, strerror(errno));
2289 /* get victim file directory pathname */
2290 if (strlen(fname) > sizeof(parent) - 1) {
2291 fprintf(stderr, "error %s: file name of '%s' too long\n",
2296 strncpy(parent, fname, sizeof(parent));
2297 ptr = strrchr(parent, '/');
2299 if (!getcwd(parent, sizeof(parent))) {
2300 fprintf(stderr, "error %s: getcwd failed: %s\n",
2301 progname, strerror(errno));
2311 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
2313 fprintf(stderr, "%s: cannot get MDT index of '%s'\n",
2318 rc = llapi_file_is_encrypted(fd);
2320 fprintf(stderr, "%s: cannot get flags of '%s': %d\n",
2321 progname, fname, rc);
2328 /* use a temp file to store the splitted layout */
2329 if (mflags & MF_DESTROY) {
2330 char file_path[PATH_MAX];
2331 unsigned int rnumber;
2334 if (last_non_stale_mirror(mirror_id, layout)) {
2337 "%s: cannot destroy the last non-stale mirror of file '%s'\n",
2343 /* don't use volatile file for mirror destroy */
2347 * try the old way to delete mirror using
2352 rc = snprintf(file_path,
2354 "%s/" LUSTRE_VOLATILE_HDR ":%.4X:%.4X:fd=%.2d",
2358 rc >= sizeof(file_path)) {
2359 fdv = -ENAMETOOLONG;
2363 open_flags = O_RDWR |
2364 (O_LOV_DELAY_CREATE & ~O_ACCMODE) |
2365 O_CREAT | O_EXCL | O_NOFOLLOW;
2366 fdv = open(file_path, open_flags,
2370 } while (fdv < 0 && rc == -EEXIST);
2376 "error %s: not permitted on encrypted file '%s': %d\n",
2377 progname, fname, rc);
2381 snprintf(victim, sizeof(victim), "%s.mirror~%u",
2383 fdv = open(victim, flags, S_IRUSR | S_IWUSR);
2386 /* user specified victim file */
2390 "error %s: not permitted on encrypted file '%s': %d\n",
2391 progname, fname, rc);
2394 fdv = open(victim_file, flags, S_IRUSR | S_IWUSR);
2399 "error %s: create victim file failed: %s\n",
2400 progname, strerror(errno));
2404 /* get lease lock of fname */
2405 rc = llapi_lease_acquire(fd, LL_LEASE_WRLCK);
2408 "error %s: cannot get lease of file '%s': %d\n",
2409 progname, fname, rc);
2413 /* Atomatically put lease, split layouts and close. */
2414 data = malloc(offsetof(typeof(*data), lil_ids[2]));
2420 data->lil_mode = LL_LEASE_UNLCK;
2421 data->lil_flags = LL_LEASE_LAYOUT_SPLIT;
2422 data->lil_count = 2;
2423 data->lil_ids[0] = fdv;
2424 data->lil_ids[1] = mirror_id;
2425 rc = llapi_lease_set(fd, data);
2427 if (rc == -EINVAL && purge) {
2428 /* could be old MDS which prohibit fd==fdv */
2433 if (rc == 0) /* lost lease lock */
2436 "error %s: cannot split '%s': %s\n",
2437 progname, fname, strerror(-rc));
2449 llapi_layout_free(layout);
2454 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
2455 __u16 *mirror_ids, int ids_nr);
2457 static int lfs_migrate_to_dom(int fd, int fdv, char *name,
2458 __u64 migration_flags,
2459 struct llapi_stripe_param *param,
2460 struct llapi_layout *layout)
2462 struct ll_ioc_lease *data = NULL;
2465 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
2467 error_loc = "cannot get lease";
2471 /* Atomically put lease, merge layouts, resync and close. */
2472 data = calloc(1, offsetof(typeof(*data), lil_ids[1024]));
2474 error_loc = "memory allocation";
2477 data->lil_mode = LL_LEASE_UNLCK;
2478 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
2479 data->lil_count = 1;
2480 data->lil_ids[0] = fdv;
2481 rc = llapi_lease_set(fd, data);
2483 error_loc = "cannot merge layout";
2485 } else if (rc == 0) {
2487 error_loc = "lost lease lock";
2493 rc = lfs_mirror_resync_file(name, data, NULL, 0);
2495 error_loc = "cannot resync file";
2499 /* delete first mirror now */
2500 rc = mirror_split(name, 1, NULL, MF_DESTROY, NULL);
2502 error_loc = "cannot delete old layout";
2510 fprintf(stderr, "error: %s: %s: %s: %s\n",
2511 progname, name, error_loc, strerror(-rc));
2512 else if (migration_flags & MIGRATION_VERBOSE)
2513 printf("%s\n", name);
2520 * Parse a string containing an target index list into an array of integers.
2522 * The input string contains a comma delimited list of individual
2523 * indices and ranges, for example "1,2-4,7". Add the indices into the
2524 * \a tgts array and remove duplicates.
2526 * \param[out] tgts array to store indices in
2527 * \param[in] size size of \a tgts array
2528 * \param[in] offset starting index in \a tgts
2529 * \param[in] arg string containing OST index list
2530 * \param[in/out] overstriping index list may contain duplicates
2532 * \retval positive number of indices in \a tgts
2533 * \retval -EINVAL unable to parse \a arg
2535 static int parse_targets(__u32 *tgts, int size, int offset, char *arg,
2536 unsigned long long *pattern)
2540 int slots = size - offset;
2542 bool overstriped = false;
2548 end_of_loop = false;
2549 while (!end_of_loop) {
2550 int start_index = 0;
2553 char *endptr = NULL;
2557 ptr = strchrnul(arg, ',');
2559 end_of_loop = *ptr == '\0';
2563 start_index = strtol(arg, &endptr, 0);
2564 if (endptr == arg) /* no data at all */
2566 if (errno != 0 || start_index < -1 ||
2567 (*endptr != '-' && *endptr != '\0'))
2570 end_index = start_index;
2571 if (*endptr == '-') {
2573 end_index = strtol(endptr + 1, &endptr, 0);
2574 if (errno != 0 || *endptr != '\0' || end_index < -1)
2576 if (end_index < start_index)
2580 for (i = start_index; i <= end_index && slots > 0; i++) {
2583 /* remove duplicate */
2584 for (j = 0; j < offset; j++) {
2585 if (tgts[j] == i && pattern &&
2586 *pattern == LLAPI_LAYOUT_OVERSTRIPING)
2588 else if (tgts[j] == i)
2594 if (j == offset) { /* check complete */
2600 if (slots == 0 && i < end_index)
2608 if (!end_of_loop && ptr)
2611 if (!overstriped && pattern)
2612 *pattern = LLAPI_LAYOUT_DEFAULT;
2614 return rc < 0 ? rc : nr;
2617 struct lfs_setstripe_args {
2618 unsigned long long lsa_comp_end;
2619 unsigned long long lsa_stripe_size;
2620 unsigned long long lsa_extension_size;
2621 long long lsa_stripe_count;
2622 long long lsa_stripe_off;
2623 __u32 lsa_comp_flags;
2624 __u32 lsa_comp_neg_flags;
2625 unsigned long long lsa_pattern;
2626 unsigned int lsa_mirror_count;
2628 bool lsa_first_comp;
2629 bool lsa_extension_comp;
2631 char *lsa_pool_name;
2634 static inline void setstripe_args_init(struct lfs_setstripe_args *lsa)
2636 unsigned int mirror_count = lsa->lsa_mirror_count;
2637 bool first_comp = lsa->lsa_first_comp;
2639 memset(lsa, 0, sizeof(*lsa));
2641 lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
2642 lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
2643 lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
2644 lsa->lsa_pattern = LLAPI_LAYOUT_RAID0;
2645 lsa->lsa_pool_name = NULL;
2647 lsa->lsa_mirror_count = mirror_count;
2648 lsa->lsa_first_comp = first_comp;
2652 * setstripe_args_init_inherit() - Initialize and inherit stripe options.
2653 * @lsa: Stripe options to be initialized and inherited.
2655 * This function initializes stripe options in @lsa and inherit
2656 * stripe_size, stripe_count and OST pool_name options.
2660 static inline void setstripe_args_init_inherit(struct lfs_setstripe_args *lsa)
2662 unsigned long long stripe_size;
2663 long long stripe_count;
2664 char *pool_name = NULL;
2666 stripe_size = lsa->lsa_stripe_size;
2667 stripe_count = lsa->lsa_stripe_count;
2668 pool_name = lsa->lsa_pool_name;
2670 setstripe_args_init(lsa);
2672 lsa->lsa_stripe_size = stripe_size;
2673 lsa->lsa_stripe_count = stripe_count;
2674 lsa->lsa_pool_name = pool_name;
2677 static inline bool setstripe_args_specified(struct lfs_setstripe_args *lsa)
2679 return (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT ||
2680 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ||
2681 lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
2682 lsa->lsa_pattern != LLAPI_LAYOUT_RAID0 ||
2683 lsa->lsa_comp_end != 0);
2686 static int lsa_args_stripe_count_check(struct lfs_setstripe_args *lsa)
2688 if (lsa->lsa_nr_tgts) {
2689 if (lsa->lsa_nr_tgts < 0 ||
2690 lsa->lsa_nr_tgts >= LOV_MAX_STRIPE_COUNT) {
2691 fprintf(stderr, "Invalid nr_tgts(%d)\n",
2697 if (lsa->lsa_stripe_count > 0 &&
2698 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
2699 lsa->lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
2700 lsa->lsa_nr_tgts != lsa->lsa_stripe_count) {
2701 fprintf(stderr, "stripe_count(%lld) != nr_tgts(%d)\n",
2702 lsa->lsa_stripe_count,
2714 * comp_args_to_layout() - Create or extend a composite layout.
2715 * @composite: Pointer to the composite layout.
2716 * @lsa: Stripe options for the new component.
2718 * This function creates or extends a composite layout by adding a new
2719 * component with stripe options from @lsa.
2721 * When modified, adjust llapi_stripe_param_verify() if needed as well.
2723 * Return: 0 on success or an error code on failure.
2725 static int comp_args_to_layout(struct llapi_layout **composite,
2726 struct lfs_setstripe_args *lsa,
2729 struct llapi_layout *layout = *composite;
2730 uint64_t prev_end = 0;
2736 layout = llapi_layout_alloc();
2738 fprintf(stderr, "Alloc llapi_layout failed. %s\n",
2743 *composite = layout;
2744 lsa->lsa_first_comp = true;
2749 * Get current component extent, current component
2750 * must be the tail component.
2752 rc = llapi_layout_comp_extent_get(layout, &start, &prev_end);
2754 fprintf(stderr, "Get comp extent failed. %s\n",
2759 if (lsa->lsa_first_comp) {
2761 rc = llapi_layout_add_first_comp(layout);
2763 rc = llapi_layout_comp_add(layout);
2766 fprintf(stderr, "Add component failed. %s\n",
2772 rc = llapi_layout_comp_flags_set(layout, lsa->lsa_comp_flags);
2774 fprintf(stderr, "Set flags 0x%x failed: %s\n",
2775 lsa->lsa_comp_flags, strerror(errno));
2780 uint64_t comp_end = lsa->lsa_comp_end;
2783 * The extendable component is 0-length, so it can be removed
2784 * if there is insufficient space to extend it.
2786 if (lsa->lsa_extension_comp)
2787 comp_end = prev_end;
2789 rc = llapi_layout_comp_extent_set(layout, prev_end,
2792 fprintf(stderr, "Set extent [%lu, %lu) failed. %s\n",
2793 prev_end, comp_end, strerror(errno));
2797 /* reset lsa_first_comp */
2798 lsa->lsa_first_comp = false;
2800 /* Data-on-MDT component setting */
2801 if (lsa->lsa_pattern == LLAPI_LAYOUT_MDT) {
2803 if (lsa->lsa_stripe_count == 0)
2804 lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
2805 if (lsa->lsa_stripe_size == lsa->lsa_comp_end)
2806 lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
2807 if (lsa->lsa_stripe_off == -1 ||
2808 lsa->lsa_stripe_off == 0)
2809 lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
2811 * In case of Data-on-MDT patterns the only extra option
2812 * applicable is stripe size option.
2814 if (lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
2816 "Option 'stripe-count' can't be specified with Data-on-MDT component: %lld\n",
2817 lsa->lsa_stripe_count);
2821 if (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT) {
2823 "Option 'stripe-size' can't be specified with Data-on-MDT component: %llu\n",
2824 lsa->lsa_stripe_size);
2828 if (lsa->lsa_nr_tgts != 0) {
2830 "Option 'ost-list' can't be specified with Data-on-MDT component: '%i'\n",
2835 if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT) {
2837 "Option 'stripe-offset' can't be specified with Data-on-MDT component: %lld\n",
2838 lsa->lsa_stripe_off);
2842 if (lsa->lsa_pool_name != 0) {
2844 "Option 'pool' can't be specified with Data-on-MDT component: '%s'\n",
2845 lsa->lsa_pool_name);
2850 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2852 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2857 /* Data-on-MDT component has always single stripe up to end */
2858 lsa->lsa_stripe_size = lsa->lsa_comp_end;
2859 } else if (lsa->lsa_pattern == LLAPI_LAYOUT_OVERSTRIPING) {
2860 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2862 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2869 size = lsa->lsa_comp_flags & LCME_FL_EXTENSION ?
2870 lsa->lsa_extension_size : lsa->lsa_stripe_size;
2872 if (lsa->lsa_comp_flags & LCME_FL_EXTENSION)
2873 rc = llapi_layout_extension_size_set(layout, size);
2875 rc = llapi_layout_stripe_size_set(layout, size);
2878 fprintf(stderr, "Set stripe size %lu failed: %s\n",
2879 size, strerror(errno));
2883 rc = llapi_layout_stripe_count_set(layout, lsa->lsa_stripe_count);
2885 fprintf(stderr, "Set stripe count %lld failed: %s\n",
2886 lsa->lsa_stripe_count, strerror(errno));
2890 if (lsa->lsa_pool_name) {
2891 rc = llapi_layout_pool_name_set(layout, lsa->lsa_pool_name);
2893 fprintf(stderr, "Set pool name: %s failed. %s\n",
2894 lsa->lsa_pool_name, strerror(errno));
2898 rc = llapi_layout_pool_name_set(layout, "");
2900 fprintf(stderr, "Clear pool name failed: %s\n",
2906 rc = lsa_args_stripe_count_check(lsa);
2910 if (lsa->lsa_nr_tgts > 0) {
2913 for (i = 0; i < lsa->lsa_nr_tgts; i++) {
2914 rc = llapi_layout_ost_index_set(layout, i,
2919 /* Make sure stripe offset is in OST list. */
2920 if (lsa->lsa_tgts[i] == lsa->lsa_stripe_off)
2924 fprintf(stderr, "Invalid stripe offset '%lld', not in the target list",
2925 lsa->lsa_stripe_off);
2929 } else if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT &&
2930 lsa->lsa_stripe_off != -1) {
2931 rc = llapi_layout_ost_index_set(layout, 0, lsa->lsa_stripe_off);
2934 fprintf(stderr, "Set ost index %d failed. %s\n",
2935 i, strerror(errno));
2939 /* Create the second, virtual component of extension space */
2940 if (lsa->lsa_extension_comp) {
2941 lsa->lsa_comp_flags |= LCME_FL_EXTENSION;
2942 lsa->lsa_extension_comp = false;
2949 static int build_component(struct llapi_layout **layout,
2950 struct lfs_setstripe_args *lsa, bool set_extent)
2954 rc = comp_args_to_layout(layout, lsa, set_extent);
2958 if (lsa->lsa_mirror_count > 0) {
2959 rc = llapi_layout_mirror_count_set(*layout,
2960 lsa->lsa_mirror_count);
2964 rc = llapi_layout_flags_set(*layout, LCM_FL_RDONLY);
2967 lsa->lsa_mirror_count = 0;
2973 static int build_prev_component(struct llapi_layout **layout,
2974 struct lfs_setstripe_args *prev,
2975 struct lfs_setstripe_args *lsa,
2978 int extension = lsa->lsa_comp_flags & LCME_FL_EXTENSION;
2981 if (prev->lsa_stripe_size) {
2983 prev->lsa_comp_end = lsa->lsa_comp_end;
2984 prev->lsa_extension_size = lsa->lsa_extension_size;
2985 prev->lsa_extension_comp = true;
2988 rc = build_component(layout, prev, true);
2994 * Copy lsa to previous lsa;
2995 * if this is an extension component, make the previous invalid;
2998 prev->lsa_stripe_size = 0;
3005 static int build_layout_from_yaml_node(struct cYAML *node,
3006 struct llapi_layout **layout,
3007 struct lfs_setstripe_args *lsa,
3008 struct lfs_setstripe_args *prevp)
3010 struct lfs_setstripe_args prev = { 0 };
3011 __u32 *osts = lsa->lsa_tgts;
3019 string = node->cy_string;
3021 if (node->cy_type == CYAML_TYPE_OBJECT) {
3022 /* go deep to sub blocks */
3023 if (string && !strncmp(string, "component", 9) &&
3024 strncmp(string, "component0", 10) &&
3025 strncmp(string, "components", 10)) {
3026 rc = build_prev_component(layout, prevp, lsa,
3031 /* initialize lsa. */
3032 setstripe_args_init(lsa);
3033 lsa->lsa_first_comp = false;
3034 lsa->lsa_tgts = osts;
3037 rc = build_layout_from_yaml_node(node->cy_child, layout,
3042 if (!node->cy_string)
3045 /* skip leading lmm_ if present, to simplify parsing */
3046 if (strncmp(string, "lmm_", 4) == 0)
3049 if (node->cy_type == CYAML_TYPE_STRING) {
3050 if (!strcmp(string, "lcme_extent.e_end")) {
3051 if (!strcmp(node->cy_valuestring, "EOF") ||
3052 !strcmp(node->cy_valuestring, "eof"))
3053 lsa->lsa_comp_end = LUSTRE_EOF;
3054 } else if (!strcmp(string, "pool")) {
3055 lsa->lsa_pool_name = node->cy_valuestring;
3056 } else if (!strcmp(string, "pattern")) {
3057 if (!strcmp(node->cy_valuestring, "mdt"))
3058 lsa->lsa_pattern = LLAPI_LAYOUT_MDT;
3059 if (!strcmp(node->cy_valuestring,
3060 "raid0,overstriped"))
3062 LLAPI_LAYOUT_OVERSTRIPING;
3063 } else if (!strcmp(string, "lcme_flags")) {
3064 rc = comp_str2flags(node->cy_valuestring,
3065 &lsa->lsa_comp_flags,
3066 &lsa->lsa_comp_neg_flags);
3070 * Only template flags have meaning in
3071 * the layout for a new file
3073 lsa->lsa_comp_flags &= LCME_TEMPLATE_FLAGS;
3075 } else if (node->cy_type == CYAML_TYPE_NUMBER) {
3076 if (!strcmp(string, "lcm_mirror_count")) {
3077 lsa->lsa_mirror_count = node->cy_valueint;
3078 } else if (!strcmp(string, "lcme_extent.e_start")) {
3079 if (node->cy_valueint == 0)
3080 lsa->lsa_first_comp = true;
3081 } else if (!strcmp(string, "lcme_extent.e_end")) {
3082 if (node->cy_valueint == -1)
3083 lsa->lsa_comp_end = LUSTRE_EOF;
3085 lsa->lsa_comp_end = node->cy_valueint;
3086 } else if (!strcmp(string, "stripe_count")) {
3087 lsa->lsa_stripe_count = node->cy_valueint;
3088 } else if (!strcmp(string, "stripe_size")) {
3089 lsa->lsa_stripe_size = node->cy_valueint;
3090 } else if (!strcmp(string, "extension_size")) {
3091 lsa->lsa_extension_size = node->cy_valueint;
3092 lsa->lsa_extension_comp = true;
3093 } else if (!strcmp(string, "stripe_offset")) {
3094 lsa->lsa_stripe_off = node->cy_valueint;
3095 } else if (!strcmp(string, "l_ost_idx")) {
3096 osts[lsa->lsa_nr_tgts] = node->cy_valueint;
3101 node = node->cy_next;
3104 if (prevp == &prev) {
3105 rc = build_prev_component(layout, prevp, lsa, true);
3109 if (!(lsa->lsa_comp_flags & LCME_FL_EXTENSION))
3110 rc = build_component(layout, lsa, *layout != NULL);
3116 static int lfs_comp_create_from_yaml(char *template,
3117 struct llapi_layout **layout,
3118 struct lfs_setstripe_args *lsa,
3121 struct cYAML *tree = NULL, *err_rc = NULL;
3124 tree = cYAML_build_tree(template, NULL, 0, &err_rc, false);
3126 fprintf(stderr, "%s: cannot parse YAML file %s\n",
3127 progname, template);
3128 cYAML_build_error(-EINVAL, -1, "yaml", "from comp yaml",
3129 "can't parse", &err_rc);
3130 cYAML_print_tree2file(stderr, err_rc);
3131 cYAML_free_tree(err_rc);
3136 /* initialize lsa for plain file */
3137 setstripe_args_init(lsa);
3138 lsa->lsa_tgts = osts;
3140 rc = build_layout_from_yaml_node(tree, layout, lsa, NULL);
3142 fprintf(stderr, "%s: cannot build layout from YAML file %s.\n",
3143 progname, template);
3146 /* clean clean lsa */
3147 setstripe_args_init(lsa);
3151 cYAML_free_tree(tree);
3156 * Get the extension size from the next (SEL) component and extend the
3157 * current component on it. The start of the next component is to be
3160 * \param[in] layout the current layout
3161 * \param[in] start the start of the current component
3162 * \param[in,out] end the end of the current component
3163 * \param[in] offset the offset to adjust the end position to instead of
3166 * \retval 0 - extended successfully
3167 * \retval < 0 - error
3169 static int layout_extend_comp(struct llapi_layout *layout,
3170 uint64_t start, uint64_t *end,
3173 uint64_t size, next_start, next_end;
3176 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_NEXT);
3179 "%s setstripe: cannot move component cursor: %s\n",
3180 progname, strerror(errno));
3185 * Even if the @size will not be used below, this will fail if
3186 * this is not a SEL component - a good confirmation we are
3187 * working on right components.
3189 rc = llapi_layout_extension_size_get(layout, &size);
3192 "%s setstripe: cannot get component ext size: %s\n",
3193 progname, strerror(errno));
3197 rc = llapi_layout_comp_extent_get(layout, &next_start, &next_end);
3199 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
3200 progname, strerror(errno));
3204 next_start += offset ?: size;
3205 rc = llapi_layout_comp_extent_set(layout, next_start, next_end);
3207 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
3208 progname, strerror(errno));
3212 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_PREV);
3215 "%s setstripe: cannot move component cursor: %s\n",
3216 progname, strerror(errno));
3220 *end += offset ?: size;
3221 rc = llapi_layout_comp_extent_set(layout, start, *end);
3223 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
3224 progname, strerror(errno));
3232 * In 'lfs setstripe --component-add' mode, we need to fetch the extent
3233 * end of the last component in the existing file, and adjust the
3234 * first extent start of the components to be added accordingly.
3236 * In the create mode, we need to check if the first component is an extendable
3237 * SEL component and extend its length to the extension size (first component
3238 * of the PFL file is initialised at the create time, cannot be 0-lenght.
3240 static int layout_adjust_first_extent(char *fname, struct llapi_layout *layout,
3243 struct llapi_layout *head;
3244 uint64_t start = 0, prev_end = 0;
3248 if (!layout || !(comp_add || llapi_layout_is_composite(layout)))
3253 head = llapi_layout_get_by_path(fname, 0);
3256 "%s setstripe: cannot read layout from '%s': %s\n",
3257 progname, fname, strerror(errno));
3259 } else if (errno == ENODATA) {
3261 * file without LOVEA, this component-add will be turned
3262 * into a component-create.
3264 llapi_layout_free(head);
3268 * the new layout will be added to an empty one, it
3269 * still needs to be adjusted below
3273 } else if (!llapi_layout_is_composite(head)) {
3275 "%s setstripe: '%s' not a composite file\n",
3277 llapi_layout_free(head);
3281 rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
3284 "%s setstripe: cannot get prev extent: %s\n",
3285 progname, strerror(errno));
3286 llapi_layout_free(head);
3290 llapi_layout_free(head);
3294 /* Make sure we use the first component of the layout to be added. */
3295 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
3298 "%s setstripe: cannot move component cursor: %s\n",
3299 progname, strerror(errno));
3303 rc = llapi_layout_comp_extent_get(layout, &start, &end);
3305 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
3306 progname, strerror(errno));
3310 if (start == 0 && end == 0) {
3311 rc = layout_extend_comp(layout, start, &end,
3312 comp_add ? prev_end : 0);
3317 if (start > prev_end || end < prev_end) {
3319 "%s setstripe: first extent [%lu, %lu) not adjacent with extent end %lu\n",
3320 progname, start, end, prev_end);
3324 rc = llapi_layout_comp_extent_set(layout, prev_end, end);
3327 "%s setstripe: cannot set component extent [%lu, %lu): %s\n",
3328 progname, prev_end, end, strerror(errno));
3335 static int mirror_adjust_first_extents(struct mirror_args *list)
3343 rc = layout_adjust_first_extent(NULL, list->m_layout, false);
3346 list = list->m_next;
3352 static inline bool arg_is_eof(char *arg)
3354 return !strncmp(arg, "-1", strlen("-1")) ||
3355 !strncmp(arg, "EOF", strlen("EOF")) ||
3356 !strncmp(arg, "eof", strlen("eof"));
3360 * lfs_mirror_alloc() - Allocate a mirror argument structure.
3362 * Return: Valid mirror_args pointer on success and
3363 * NULL if memory allocation fails.
3365 static struct mirror_args *lfs_mirror_alloc(void)
3367 struct mirror_args *mirror = NULL;
3370 mirror = calloc(1, sizeof(*mirror));
3372 mirror->m_inherit = false;
3383 * lfs_mirror_free() - Free memory allocated for a mirror argument
3385 * @mirror: Previously allocated mirror argument structure by
3386 * lfs_mirror_alloc().
3388 * Free memory allocated for @mirror.
3392 static void lfs_mirror_free(struct mirror_args *mirror)
3394 if (mirror->m_layout)
3395 llapi_layout_free(mirror->m_layout);
3400 * lfs_mirror_list_free() - Free memory allocated for a mirror list.
3401 * @mirror_list: Previously allocated mirror list.
3403 * Free memory allocated for @mirror_list.
3407 static void lfs_mirror_list_free(struct mirror_args *mirror_list)
3409 struct mirror_args *next_mirror = NULL;
3411 while (mirror_list) {
3412 next_mirror = mirror_list->m_next;
3413 lfs_mirror_free(mirror_list);
3414 mirror_list = next_mirror;
3426 LFS_COMP_NO_VERIFY_OPT,
3428 LFS_LAYOUT_FLAGS_OPT, /* used for mirror and foreign flags */
3430 LFS_MIRROR_STATE_OPT,
3432 LFS_MIRROR_INDEX_OPT,
3433 LFS_LAYOUT_FOREIGN_OPT,
3441 static int lfs_setstripe_internal(int argc, char **argv,
3442 enum setstripe_origin opc)
3444 struct lfs_setstripe_args lsa = { 0 };
3445 struct llapi_stripe_param *param = NULL;
3446 struct find_param migrate_mdt_param = {
3456 unsigned long long size_units = 1;
3457 bool migrate_mode = false;
3458 bool migrate_mdt_mode = false;
3459 bool setstripe_mode = false;
3460 bool migration_block = false;
3461 __u64 migration_flags = 0;
3462 __u32 tgts[LOV_MAX_STRIPE_COUNT] = { 0 };
3463 int comp_del = 0, comp_set = 0;
3466 struct llapi_layout *layout = NULL;
3467 struct llapi_layout **lpp = &layout;
3468 bool mirror_mode = false;
3469 bool has_m_file = false;
3470 __u32 mirror_count = 0;
3471 enum mirror_flags mirror_flags = 0;
3472 struct mirror_args *mirror_list = NULL;
3473 struct mirror_args *new_mirror = NULL;
3474 struct mirror_args *last_mirror = NULL;
3475 __u16 mirror_id = 0;
3477 bool from_yaml = false;
3478 bool from_copy = false;
3479 char *template = NULL;
3480 bool foreign_mode = false;
3482 uint32_t type = LU_FOREIGN_TYPE_NONE, flags = 0;
3483 char *mode_opt = NULL;
3484 mode_t previous_umask = 0;
3485 mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
3487 struct option long_opts[] = {
3488 /* find { .val = '0', .name = "null", .has_arg = no_argument }, */
3489 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
3490 /* --block is only valid in migrate mode */
3491 { .val = 'b', .name = "block", .has_arg = no_argument },
3492 /* find { .val = 'B', .name = "btime", .has_arg = required_argument }*/
3493 { .val = LFS_COMP_ADD_OPT,
3494 .name = "comp-add", .has_arg = no_argument },
3495 { .val = LFS_COMP_ADD_OPT,
3496 .name = "component-add", .has_arg = no_argument },
3497 { .val = LFS_COMP_DEL_OPT,
3498 .name = "comp-del", .has_arg = no_argument },
3499 { .val = LFS_COMP_DEL_OPT,
3500 .name = "component-del", .has_arg = no_argument },
3501 { .val = LFS_COMP_FLAGS_OPT,
3502 .name = "comp-flags", .has_arg = required_argument },
3503 { .val = LFS_COMP_FLAGS_OPT,
3504 .name = "component-flags",
3505 .has_arg = required_argument },
3506 { .val = LFS_COMP_SET_OPT,
3507 .name = "comp-set", .has_arg = no_argument },
3508 { .val = LFS_COMP_SET_OPT,
3509 .name = "component-set",
3510 .has_arg = no_argument},
3511 { .val = LFS_COMP_NO_VERIFY_OPT,
3512 .name = "no-verify", .has_arg = no_argument},
3513 { .val = LFS_LAYOUT_FLAGS_OPT,
3514 .name = "flags", .has_arg = required_argument},
3515 { .val = LFS_LAYOUT_FOREIGN_OPT,
3516 .name = "foreign", .has_arg = optional_argument},
3517 { .val = LFS_MIRROR_ID_OPT,
3518 .name = "mirror-id", .has_arg = required_argument},
3519 { .val = LFS_MODE_OPT,
3520 .name = "mode", .has_arg = required_argument},
3521 { .val = LFS_LAYOUT_COPY,
3522 .name = "copy", .has_arg = required_argument},
3523 { .val = 'c', .name = "stripe-count", .has_arg = required_argument},
3524 { .val = 'c', .name = "stripe_count", .has_arg = required_argument},
3525 { .val = 'c', .name = "mdt-count", .has_arg = required_argument},
3526 { .val = 'C', .name = "overstripe-count",
3527 .has_arg = required_argument},
3528 { .val = 'd', .name = "delete", .has_arg = no_argument},
3529 { .val = 'd', .name = "destroy", .has_arg = no_argument},
3530 /* --non-direct is only valid in migrate mode */
3531 { .val = 'D', .name = "non-direct", .has_arg = no_argument },
3532 { .val = 'E', .name = "comp-end", .has_arg = required_argument},
3533 { .val = 'E', .name = "component-end",
3534 .has_arg = required_argument},
3535 { .val = 'f', .name = "file", .has_arg = required_argument },
3536 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
3537 /* find { .val = 'g', .name = "gid", .has_arg = no_argument }, */
3538 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
3539 { .val = 'h', .name = "help", .has_arg = no_argument },
3540 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument},
3541 { .val = 'i', .name = "stripe-index", .has_arg = required_argument},
3542 { .val = 'i', .name = "stripe_index", .has_arg = required_argument},
3543 { .val = 'I', .name = "comp-id", .has_arg = required_argument},
3544 { .val = 'I', .name = "component-id", .has_arg = required_argument},
3545 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
3546 { .val = 'L', .name = "layout", .has_arg = required_argument },
3547 { .val = 'm', .name = "mdt", .has_arg = required_argument},
3548 { .val = 'm', .name = "mdt-index", .has_arg = required_argument},
3549 { .val = 'm', .name = "mdt_index", .has_arg = required_argument},
3550 /* --non-block is only valid in migrate mode */
3551 { .val = 'n', .name = "non-block", .has_arg = no_argument },
3552 { .val = 'N', .name = "mirror-count", .has_arg = optional_argument},
3553 { .val = 'o', .name = "ost", .has_arg = required_argument },
3554 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3555 { .val = 'o', .name = "ost-list", .has_arg = required_argument },
3556 { .val = 'o', .name = "ost_list", .has_arg = required_argument },
3558 { .val = 'p', .name = "pool", .has_arg = required_argument },
3559 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
3560 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
3561 /* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
3562 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
3563 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
3564 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
3565 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
3566 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
3567 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
3568 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
3569 /* --verbose is only valid in migrate mode */
3570 { .val = 'v', .name = "verbose", .has_arg = no_argument},
3571 { .val = 'x', .name = "xattr", .has_arg = required_argument },
3572 /* dirstripe { .val = 'X',.name = "max-inherit",.has_arg = required_argument }*/
3573 { .val = 'y', .name = "yaml", .has_arg = required_argument },
3574 { .val = 'z', .name = "ext-size", .has_arg = required_argument},
3575 { .val = 'z', .name = "extension-size", .has_arg = required_argument},
3578 setstripe_args_init(&lsa);
3580 migrate_mode = (opc == SO_MIGRATE);
3581 mirror_mode = (opc == SO_MIRROR_CREATE || opc == SO_MIRROR_EXTEND);
3582 setstripe_mode = (opc == SO_SETSTRIPE);
3583 if (opc == SO_MIRROR_DELETE) {
3585 mirror_flags = MF_DESTROY;
3588 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
3590 while ((c = getopt_long(argc, argv,
3591 "bc:C:dDE:f:hH:i:I:m:N::no:p:L:s:S:vx:y:z:",
3592 long_opts, NULL)) >= 0) {
3598 case LFS_COMP_ADD_OPT:
3601 case LFS_COMP_DEL_OPT:
3604 case LFS_COMP_FLAGS_OPT:
3605 result = comp_str2flags(optarg, &lsa.lsa_comp_flags,
3606 &lsa.lsa_comp_neg_flags);
3609 if (mirror_mode && lsa.lsa_comp_neg_flags) {
3611 "%s: inverted flags are not supported\n",
3616 case LFS_COMP_SET_OPT:
3619 case LFS_COMP_NO_VERIFY_OPT:
3620 mirror_flags |= MF_NO_VERIFY;
3622 case LFS_MIRROR_ID_OPT: {
3623 unsigned long int id;
3626 id = strtoul(optarg, &end, 0);
3627 if (errno != 0 || *end != '\0' || id == 0 ||
3630 "%s %s: invalid mirror ID '%s'\n",
3631 progname, argv[0], optarg);
3635 mirror_id = (__u16)id;
3638 case LFS_LAYOUT_FLAGS_OPT: {
3641 /* check for numeric flags (foreign and mirror cases) */
3642 if (setstripe_mode && !mirror_mode && !last_mirror) {
3644 flags = strtoul(optarg, &end, 16);
3645 if (errno != 0 || *end != '\0' ||
3646 flags >= UINT32_MAX) {
3648 "%s %s: invalid hex flags '%s'\n",
3649 progname, argv[0], optarg);
3652 if (!foreign_mode) {
3654 "%s %s: hex flags must be specified with --foreign option\n",
3661 if (!mirror_mode || !last_mirror) {
3663 "error: %s: --flags must be specified with --mirror-count|-N option\n",
3668 result = comp_str2flags(optarg, &last_mirror->m_flags,
3675 "%s: inverted flags are not supported\n",
3680 if (last_mirror->m_flags & ~LCME_USER_MIRROR_FLAGS) {
3682 "%s: unsupported mirror flags: %s\n",
3689 case LFS_LAYOUT_FOREIGN_OPT:
3691 /* check pure numeric */
3692 type = strtoul(optarg, &end, 0);
3695 type = check_foreign_type_name(optarg);
3696 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
3698 "%s %s: unrecognized foreign type '%s'\n",
3703 } else if (type >= UINT32_MAX) {
3705 "%s %s: invalid foreign type '%s'\n",
3706 progname, argv[0], optarg);
3710 foreign_mode = true;
3715 mode = strtoul(mode_opt, &end, 8);
3718 "%s %s: bad mode '%s'\n",
3719 progname, argv[0], mode_opt);
3722 previous_umask = umask(0);
3725 case LFS_LAYOUT_COPY:
3730 if (!migrate_mode) {
3732 "%s %s: -b|--block valid only for migrate command\n",
3736 migration_block = true;
3739 if (lsa.lsa_pattern == LLAPI_LAYOUT_MDT) {
3741 "%s %s: -C|--overstripe-count incompatible with DoM layout\n",
3745 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3749 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
3750 if (errno != 0 || *end != '\0'||
3751 lsa.lsa_stripe_count < -1 ||
3752 lsa.lsa_stripe_count > LOV_MAX_STRIPE_COUNT) {
3754 "%s %s: invalid stripe count '%s'\n",
3755 progname, argv[0], optarg);
3759 if (lsa.lsa_stripe_count == -1)
3760 lsa.lsa_stripe_count = LLAPI_LAYOUT_WIDE;
3763 /* delete the default striping pattern */
3765 if (opc == SO_MIRROR_SPLIT) {
3768 "%s %s: -d cannot used with -f\n",
3772 mirror_flags |= MF_DESTROY;
3776 if (!migrate_mode) {
3778 "%s %s: -D|--non-direct is valid only for migrate command\n",
3782 migration_flags |= MIGRATION_NONDIRECT;
3785 if (lsa.lsa_comp_end != 0) {
3786 result = comp_args_to_layout(lpp, &lsa, true);
3788 fprintf(stderr, "%s: invalid layout\n",
3793 setstripe_args_init_inherit(&lsa);
3796 if (arg_is_eof(optarg)) {
3797 lsa.lsa_comp_end = LUSTRE_EOF;
3799 result = llapi_parse_size(optarg,
3802 /* assume units of KB if too small */
3803 if (lsa.lsa_comp_end < 4096)
3804 lsa.lsa_comp_end *= 1024;
3806 lsa.lsa_comp_end & (LOV_MIN_STRIPE_SIZE - 1)) {
3808 "%s %s: invalid component end '%s'\n",
3809 progname, argv[0], optarg);
3815 if (!migrate_mode) {
3817 "--mdt-hash is valid only for migrate command\n");
3821 lsa.lsa_pattern = check_hashtype(optarg);
3822 if (lsa.lsa_pattern == 0) {
3824 "%s %s: bad stripe hash type '%s'\n",
3825 progname, argv[0], optarg);
3831 lsa.lsa_stripe_off = strtol(optarg, &end, 0);
3832 if (errno != 0 || *end != '\0' ||
3833 lsa.lsa_stripe_off < -1 ||
3834 lsa.lsa_stripe_off > LOV_V1_INSANE_STRIPE_COUNT) {
3836 "%s %s: invalid stripe offset '%s'\n",
3837 progname, argv[0], optarg);
3840 if (lsa.lsa_stripe_off == -1)
3841 lsa.lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
3844 comp_id = strtoul(optarg, &end, 0);
3845 if (*end != '\0' || comp_id == 0 ||
3846 comp_id > LCME_ID_MAX) {
3848 "%s %s: invalid component ID '%s'\n",
3849 progname, argv[0], optarg);
3854 if (opc != SO_MIRROR_EXTEND && opc != SO_MIRROR_SPLIT) {
3856 "error: %s: invalid option: %s\n",
3857 progname, argv[optopt + 1]);
3860 if (opc == SO_MIRROR_EXTEND) {
3863 "error: %s: '-N' must exist in front of '%s'\n",
3864 progname, argv[optopt + 1]);
3867 last_mirror->m_file = optarg;
3868 last_mirror->m_count = 1;
3872 mirror_list = lfs_mirror_alloc();
3873 mirror_list->m_file = optarg;
3878 if (strcmp(argv[optind - 1], "mdt") == 0) {
3879 /* Can be only the first component */
3883 "error: 'mdt' layout can be only the first one\n");
3886 if (lsa.lsa_comp_end > (1ULL << 30)) { /* 1Gb */
3889 "error: 'mdt' layout size is too big\n");
3892 lsa.lsa_pattern = LLAPI_LAYOUT_MDT;
3893 } else if (strcmp(argv[optind - 1], "raid0") != 0) {
3896 "error: layout '%s' is unknown, supported layouts are: 'mdt', 'raid0'\n",
3902 if (!migrate_mode) {
3904 "%s %s: -m|--mdt-index is valid only for migrate command\n",
3908 migrate_mdt_mode = true;
3909 lsa.lsa_nr_tgts = parse_targets(tgts,
3910 sizeof(tgts) / sizeof(__u32),
3911 lsa.lsa_nr_tgts, optarg, NULL);
3912 if (lsa.lsa_nr_tgts < 0) {
3914 "%s: invalid MDT target(s) '%s'\n",
3919 lsa.lsa_tgts = tgts;
3920 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3921 lsa.lsa_stripe_off = tgts[0];
3924 if (!migrate_mode) {
3926 "%s %s: -n|--non-block valid only for migrate command\n",
3930 migration_flags |= MIGRATION_NONBLOCK;
3933 if (opc == SO_SETSTRIPE) {
3934 opc = SO_MIRROR_CREATE;
3940 mirror_count = strtoul(optarg, &end, 0);
3941 if (errno != 0 || *end != '\0' ||
3942 mirror_count == 0 ||
3943 mirror_count > LUSTRE_MIRROR_COUNT_MAX) {
3945 "error: %s: bad mirror count: %s\n",
3952 new_mirror = lfs_mirror_alloc();
3953 new_mirror->m_count = mirror_count;
3956 mirror_list = new_mirror;
3959 /* wrap up last mirror */
3960 if (!setstripe_args_specified(&lsa))
3961 last_mirror->m_inherit = true;
3962 if (lsa.lsa_comp_end == 0)
3963 lsa.lsa_comp_end = LUSTRE_EOF;
3965 result = comp_args_to_layout(lpp, &lsa, true);
3967 lfs_mirror_free(new_mirror);
3971 setstripe_args_init_inherit(&lsa);
3973 last_mirror->m_next = new_mirror;
3976 last_mirror = new_mirror;
3977 lpp = &last_mirror->m_layout;
3980 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3981 if (strcmp(argv[optind - 1], "--ost-list") == 0)
3983 "warning: '--ost-list' is deprecated, use '--ost' instead\n");
3985 if (lsa.lsa_pattern == LLAPI_LAYOUT_MDT) {
3987 "%s %s: -o|--ost incompatible with DoM layout\n",
3992 * -o allows overstriping, and must note it because
3993 * parse_targets is shared with MDT striping, which
3994 * does not allow duplicates
3996 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3997 lsa.lsa_nr_tgts = parse_targets(tgts,
3998 sizeof(tgts) / sizeof(__u32),
3999 lsa.lsa_nr_tgts, optarg,
4001 if (lsa.lsa_nr_tgts < 0) {
4003 "%s %s: invalid OST target(s) '%s'\n",
4004 progname, argv[0], optarg);
4008 lsa.lsa_tgts = tgts;
4009 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
4010 lsa.lsa_stripe_off = tgts[0];
4015 lsa.lsa_pool_name = optarg;
4017 if (strlen(lsa.lsa_pool_name) == 0 ||
4018 strncmp(lsa.lsa_pool_name, "none",
4019 LOV_MAXPOOLNAME) == 0)
4020 lsa.lsa_pool_name = NULL;
4023 result = llapi_parse_size(optarg, &lsa.lsa_stripe_size,
4025 /* assume units of KB if too small to be valid */
4026 if (lsa.lsa_stripe_size < 4096)
4027 lsa.lsa_stripe_size *= 1024;
4029 lsa.lsa_stripe_size & (LOV_MIN_STRIPE_SIZE - 1)) {
4031 "%s %s: invalid stripe size '%s'\n",
4032 progname, argv[0], optarg);
4037 if (!migrate_mode) {
4039 "%s %s: -v|--verbose valid only for migrate command\n",
4043 migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
4044 migration_flags = MIGRATION_VERBOSE;
4054 result = llapi_parse_size(optarg,
4055 &lsa.lsa_extension_size,
4059 "%s %s: invalid extension size '%s'\n",
4060 progname, argv[0], optarg);
4064 lsa.lsa_extension_comp = true;
4067 fprintf(stderr, "%s: unrecognized option '%s'\n",
4068 progname, argv[optind - 1]);
4074 fname = argv[optind];
4076 if (optind == argc) {
4077 fprintf(stderr, "%s %s: FILE must be specified\n",
4082 /* lfs migrate $filename should keep the file's layout by default */
4083 if (migrate_mode && !setstripe_args_specified(&lsa) && !layout &&
4087 if (xattr && !foreign_mode) {
4089 * only print a warning as this is harmless and will be ignored
4092 "%s %s: xattr has been specified for non-foreign layout\n",
4094 } else if (foreign_mode && !xattr) {
4096 "%s %s: xattr must be provided in foreign mode\n",
4101 if (foreign_mode && (!setstripe_mode || comp_add | comp_del ||
4102 comp_set || comp_id || delete || from_copy ||
4103 setstripe_args_specified(&lsa) || lsa.lsa_nr_tgts ||
4106 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
4111 if (mirror_mode && mirror_count == 0) {
4113 "error: %s: --mirror-count|-N option is required\n",
4120 if (!setstripe_args_specified(&lsa))
4121 last_mirror->m_inherit = true;
4122 if (lsa.lsa_comp_end == 0)
4123 lsa.lsa_comp_end = LUSTRE_EOF;
4126 if (lsa.lsa_comp_end != 0) {
4127 result = comp_args_to_layout(lpp, &lsa, true);
4129 fprintf(stderr, "error: %s: invalid layout\n",
4136 if (mirror_flags & MF_NO_VERIFY) {
4137 if (opc != SO_MIRROR_EXTEND) {
4139 "error: %s: --no-verify is valid only for lfs mirror extend command\n",
4143 } else if (!has_m_file) {
4145 "error: %s: --no-verify must be specified with -f <victim_file> option\n",
4152 if (comp_set && !comp_id && !lsa.lsa_pool_name) {
4154 "%s %s: --component-set doesn't have component-id set\n",
4159 if ((delete + comp_set + comp_del + comp_add) > 1) {
4161 "%s %s: options --component-set, --component-del, --component-add and -d are mutually exclusive\n",
4166 if (delete && (setstripe_args_specified(&lsa) || comp_id != 0 ||
4167 lsa.lsa_comp_flags != 0 || layout != NULL)) {
4169 "%s %s: option -d is mutually exclusive with -s, -c, -o, -p, -I, -F and -E options\n",
4174 if ((comp_set || comp_del) &&
4175 (setstripe_args_specified(&lsa) || layout != NULL)) {
4177 "%s %s: options --component-del and --component-set are mutually exclusive when used with -c, -E, -o, -p, or -s\n",
4182 if (comp_del && comp_id != 0 && lsa.lsa_comp_flags != 0) {
4184 "%s %s: options -I and -F are mutually exclusive when used with --component-del\n",
4189 if (comp_add || comp_del) {
4192 result = lstat(fname, &st);
4193 if (result == 0 && S_ISDIR(st.st_mode)) {
4195 "%s setstripe: cannot use --component-add or --component-del for directory\n",
4202 "error: %s: can't use --component-add or --component-del for mirror operation\n",
4211 "%s %s: option -E must be specified with --component-add\n",
4217 if (from_yaml && from_copy) {
4219 "%s: can't specify --yaml and --copy together\n",
4224 if ((from_yaml || from_copy) &&
4225 (setstripe_args_specified(&lsa) || layout != NULL)) {
4227 "error: %s: can't specify --yaml or --copy with -c, -S, -i, -o, -p or -E options.\n",
4232 if ((migration_flags & MIGRATION_NONBLOCK) && migration_block) {
4234 "%s %s: options --non-block and --block are mutually exclusive\n",
4239 if (!comp_del && !comp_set && opc != SO_MIRROR_SPLIT &&
4240 opc != SO_MIRROR_DELETE && comp_id != 0) {
4242 "%s: option -I can only be used with --component-del or --component-set or lfs mirror split\n",
4247 if (migrate_mdt_mode) {
4248 struct lmv_user_md *lmu;
4250 /* initialize migrate mdt parameters */
4251 lmu = calloc(1, lmv_user_md_size(lsa.lsa_nr_tgts,
4252 LMV_USER_MAGIC_SPECIFIC));
4255 "%s %s: cannot allocate memory for lmv_user_md: %s\n",
4256 progname, argv[0], strerror(ENOMEM));
4260 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
4261 lmu->lum_stripe_count = lsa.lsa_stripe_count;
4262 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT) {
4264 "%s %s: migrate should specify MDT index\n",
4269 lmu->lum_stripe_offset = lsa.lsa_stripe_off;
4270 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
4271 lmu->lum_hash_type = lsa.lsa_pattern;
4273 lmu->lum_hash_type = LMV_HASH_TYPE_UNKNOWN;
4274 if (lsa.lsa_pool_name) {
4275 strncpy(lmu->lum_pool_name, lsa.lsa_pool_name,
4276 sizeof(lmu->lum_pool_name) - 1);
4277 lmu->lum_pool_name[sizeof(lmu->lum_pool_name) - 1] = 0;
4279 if (lsa.lsa_nr_tgts > 1) {
4282 if (lsa.lsa_stripe_count > 0 &&
4283 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
4284 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
4286 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
4287 progname, lsa.lsa_stripe_count,
4293 lmu->lum_magic = LMV_USER_MAGIC_SPECIFIC;
4294 lmu->lum_stripe_count = lsa.lsa_nr_tgts;
4295 for (i = 0; i < lsa.lsa_nr_tgts; i++)
4296 lmu->lum_objects[i].lum_mds = lsa.lsa_tgts[i];
4298 lmu->lum_magic = LMV_USER_MAGIC;
4301 migrate_mdt_param.fp_lmv_md = lmu;
4302 migrate_mdt_param.fp_migrate = 1;
4303 } else if (!layout) {
4304 if (lsa_args_stripe_count_check(&lsa))
4307 /* initialize stripe parameters */
4308 param = calloc(1, offsetof(typeof(*param),
4309 lsp_osts[lsa.lsa_nr_tgts]));
4312 "%s %s: cannot allocate memory for parameters: %s\n",
4313 progname, argv[0], strerror(ENOMEM));
4318 if (lsa.lsa_stripe_size != LLAPI_LAYOUT_DEFAULT)
4319 param->lsp_stripe_size = lsa.lsa_stripe_size;
4320 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
4321 if (lsa.lsa_stripe_count == LLAPI_LAYOUT_WIDE)
4322 param->lsp_stripe_count = -1;
4324 param->lsp_stripe_count = lsa.lsa_stripe_count;
4326 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
4327 param->lsp_stripe_offset = -1;
4329 param->lsp_stripe_offset = lsa.lsa_stripe_off;
4330 param->lsp_stripe_pattern =
4331 llapi_pattern_to_lov(lsa.lsa_pattern);
4332 if (param->lsp_stripe_pattern == EINVAL) {
4333 fprintf(stderr, "error: %s: invalid stripe pattern\n",
4338 param->lsp_pool = lsa.lsa_pool_name;
4339 param->lsp_is_specific = false;
4341 if (lsa.lsa_nr_tgts > 0) {
4342 param->lsp_is_specific = true;
4343 param->lsp_stripe_count = lsa.lsa_nr_tgts;
4344 memcpy(param->lsp_osts, tgts,
4345 sizeof(*tgts) * lsa.lsa_nr_tgts);
4350 /* generate a layout from a YAML template */
4351 result = lfs_comp_create_from_yaml(template, &layout,
4355 "error: %s: can't create composite layout from template file %s\n",
4361 if (layout != NULL || mirror_list != NULL) {
4363 result = mirror_adjust_first_extents(mirror_list);
4365 result = layout_adjust_first_extent(fname, layout,
4367 if (result == -ENODATA)
4369 else if (result != 0) {
4370 fprintf(stderr, "error: %s: invalid layout\n",
4376 for (fname = argv[optind]; fname != NULL; fname = argv[++optind]) {
4378 layout = llapi_layout_get_by_path(template ?: fname, 0);
4381 "%s: can't create composite layout from file %s: %s\n",
4382 progname, template ?: fname,
4389 if (migrate_mdt_mode) {
4390 result = llapi_migrate_mdt(fname, &migrate_mdt_param);
4391 } else if (migrate_mode) {
4392 result = lfs_migrate(fname, migration_flags, param,
4394 } else if (comp_set != 0) {
4395 result = lfs_component_set(fname, comp_id,
4398 lsa.lsa_comp_neg_flags);
4399 } else if (comp_del != 0) {
4400 result = lfs_component_del(fname, comp_id,
4402 lsa.lsa_comp_neg_flags);
4403 } else if (comp_add != 0) {
4404 result = lfs_component_add(fname, layout);
4405 } else if (opc == SO_MIRROR_CREATE) {
4406 result = mirror_create(fname, mirror_list);
4407 } else if (opc == SO_MIRROR_EXTEND) {
4408 result = mirror_extend(fname, mirror_list,
4410 } else if (opc == SO_MIRROR_SPLIT || opc == SO_MIRROR_DELETE) {
4411 if (!mirror_id && !comp_id && !lsa.lsa_pool_name) {
4413 "%s: no mirror id, component id, or pool name specified to delete from '%s'\n",
4417 if (lsa.lsa_pool_name)
4418 mirror_flags |= MF_COMP_POOL;
4419 else if (mirror_id != 0)
4420 comp_id = mirror_id;
4422 mirror_flags |= MF_COMP_ID;
4423 if (has_m_file && !strcmp(fname, mirror_list->m_file)) {
4425 "%s: the file specified by -f cannot be same as the source file '%s'\n",
4429 result = mirror_split(fname, comp_id, lsa.lsa_pool_name,
4431 has_m_file ? mirror_list->m_file :
4433 } else if (layout) {
4434 result = lfs_component_create(fname, O_CREAT | O_WRONLY,
4440 } else if (foreign_mode) {
4441 result = llapi_file_create_foreign(fname, mode, type,
4448 result = llapi_file_open_param(fname,
4457 /* Save the first error encountered. */
4465 umask(previous_umask);
4468 free(migrate_mdt_param.fp_lmv_md);
4469 llapi_layout_free(layout);
4470 lfs_mirror_list_free(mirror_list);
4475 llapi_layout_free(layout);
4476 lfs_mirror_list_free(mirror_list);
4480 static int lfs_poollist(int argc, char **argv)
4485 return llapi_poollist(argv[1]);
4488 #define FP_DEFAULT_TIME_MARGIN (24 * 60 * 60)
4489 static time_t set_time(struct find_param *param, time_t *time, time_t *set,
4494 char *endptr = "AD";
4499 else if (str[0] == '-')
4505 for (timebuf = str; *endptr && *(endptr + 1); timebuf = endptr + 1) {
4506 long long val = strtoll(timebuf, &endptr, 0);
4511 unit *= 52; /* 52 weeks + 1 day below */
4512 case 'w': /* fallthrough */
4514 if (param->fp_time_margin == FP_DEFAULT_TIME_MARGIN)
4515 param->fp_time_margin *= (1 + unit / 52);
4516 unit += (*endptr == 'y'); /* +1 day for 365 days/year */
4517 case '\0': /* days are default unit if none used */
4518 case 'd': /* fallthrough */
4520 case 'h': /* fallthrough */
4522 case 'm': /* fallthrough */
4524 case 's': /* fallthrough */
4526 /* don't need to multiply by 1 for seconds */
4529 "%s find: bad time string '%s': %s\n",
4530 progname, timebuf, strerror(EINVAL));
4534 if (param->fp_time_margin == 0 ||
4535 (*endptr && unit < param->fp_time_margin))
4536 param->fp_time_margin = unit;
4543 fprintf(stderr, "%s find: bad time '%s': too large\n",
4553 static int str2quotaid(__u32 *id, const char *arg)
4555 unsigned long int projid_tmp = 0;
4556 char *endptr = NULL;
4558 projid_tmp = strtoul(arg, &endptr, 10);
4559 if (*endptr != '\0')
4561 if (projid_tmp >= UINT32_MAX)
4568 static int name2uid(unsigned int *id, const char *name)
4570 struct passwd *passwd;
4572 passwd = getpwnam(name);
4575 *id = passwd->pw_uid;
4580 static int name2gid(unsigned int *id, const char *name)
4582 struct group *group;
4584 group = getgrnam(name);
4587 *id = group->gr_gid;
4592 static inline int name2projid(unsigned int *id, const char *name)
4597 static int uid2name(char **name, unsigned int id)
4599 struct passwd *passwd;
4601 passwd = getpwuid(id);
4604 *name = passwd->pw_name;
4609 static inline int gid2name(char **name, unsigned int id)
4611 struct group *group;
4613 group = getgrgid(id);
4616 *name = group->gr_name;
4621 static int name2layout(__u32 *layout, char *name)
4623 char *ptr, *layout_name;
4626 for (ptr = name; ; ptr = NULL) {
4627 layout_name = strtok(ptr, ",");
4630 if (strcmp(layout_name, "released") == 0)
4631 *layout |= LOV_PATTERN_F_RELEASED;
4632 else if (strcmp(layout_name, "raid0") == 0)
4633 *layout |= LOV_PATTERN_RAID0;
4634 else if (strcmp(layout_name, "mdt") == 0)
4635 *layout |= LOV_PATTERN_MDT;
4636 else if (strcmp(layout_name, "overstriping") == 0)
4637 *layout |= LOV_PATTERN_OVERSTRIPING;
4644 static int parse_symbolic(const char *input, mode_t *outmode, const char **end)
4647 int user, group, other;
4652 mode_t previous_flags;
4654 user = group = other = 0;
4674 user = group = other = 1;
4685 who = user || group || other;
4688 usermask = umask(0022);
4693 if (*input == '-' || *input == '+' || *input == '=')
4696 /* operation is required */
4699 /* get the flags in *outmode */
4702 previous_flags = (*outmode & 0700);
4703 perm |= user ? previous_flags : 0;
4704 perm |= group ? (previous_flags >> 3) : 0;
4705 perm |= other ? (previous_flags >> 6) : 0;
4709 previous_flags = (*outmode & 0070);
4710 perm |= user ? (previous_flags << 3) : 0;
4711 perm |= group ? previous_flags : 0;
4712 perm |= other ? (previous_flags >> 3) : 0;
4716 previous_flags = (*outmode & 0007);
4717 perm |= user ? (previous_flags << 6) : 0;
4718 perm |= group ? (previous_flags << 3) : 0;
4719 perm |= other ? previous_flags : 0;
4726 /* this part is optional,
4727 * if empty perm = 0 and *outmode is not modified
4734 perm |= user ? 0400 : 0;
4735 perm |= group ? 0040 : 0;
4736 perm |= other ? 0004 : 0;
4737 /* set read permission for uog except for umask's
4740 perm |= who ? 0 : (0444 & ~usermask);
4743 perm |= user ? 0200 : 0;
4744 perm |= group ? 0020 : 0;
4745 perm |= other ? 0002 : 0;
4746 /* set write permission for uog except for umask'
4749 perm |= who ? 0 : (0222 & ~usermask);
4752 perm |= user ? 0100 : 0;
4753 perm |= group ? 0010 : 0;
4754 perm |= other ? 0001 : 0;
4755 /* set execute permission for uog except for umask'
4758 perm |= who ? 0 : (0111 & ~usermask);
4762 * Adds execute permission to 'u', 'g' and/or 'g' if
4763 * specified and either 'u', 'g' or 'o' already has
4764 * execute permissions.
4766 if ((*outmode & 0111) != 0) {
4767 perm |= user ? 0100 : 0;
4768 perm |= group ? 0010 : 0;
4769 perm |= other ? 0001 : 0;
4770 perm |= !who ? 0111 : 0;
4774 /* s is ignored if o is given, but it's not an error */
4775 if (other && !group && !user)
4777 perm |= user ? S_ISUID : 0;
4778 perm |= group ? S_ISGID : 0;
4781 /* 't' should be used when 'a' is given
4784 perm |= (!who || all) ? S_ISVTX : 0;
4785 /* using ugo with t is not an error */
4796 /* uog flags should be only one character long */
4797 if (previous_flags && (*input != '\0' && *input != ','))
4802 /* remove the flags from outmode */
4806 /* add the flags to outmode */
4810 /* set the flags of outmode to perm */
4820 static int str2mode_t(const char *input, mode_t *outmode)
4827 if (*input >= '0' && *input <= '7') {
4828 /* parse octal representation */
4833 /* look for invalid digits in octal representation */
4834 while (isdigit(*iter))
4839 *outmode = strtoul(input, &end, 8);
4841 if (errno != 0 || *outmode > 07777) {
4846 } else if (*input == '8' || *input == '9') {
4847 /* error: invalid octal number */
4850 /* parse coma seperated list of symbolic representation */
4859 rc = parse_symbolic(input, outmode, &end);
4864 } while (*end == ',');
4872 static int lfs_find(int argc, char **argv)
4877 struct find_param param = {
4880 .fp_time_margin = FP_DEFAULT_TIME_MARGIN,
4882 struct option long_opts[] = {
4883 { .val = 'A', .name = "atime", .has_arg = required_argument },
4884 { .val = 'b', .name = "blocks", .has_arg = required_argument },
4885 { .val = 'B', .name = "btime", .has_arg = required_argument },
4886 { .val = 'B', .name = "Btime", .has_arg = required_argument },
4887 { .val = LFS_COMP_COUNT_OPT,
4888 .name = "comp-count", .has_arg = required_argument },
4889 { .val = LFS_COMP_COUNT_OPT,
4890 .name = "component-count",
4891 .has_arg = required_argument },
4892 { .val = LFS_COMP_FLAGS_OPT,
4893 .name = "comp-flags", .has_arg = required_argument },
4894 { .val = LFS_COMP_FLAGS_OPT,
4895 .name = "component-flags",
4896 .has_arg = required_argument },
4897 { .val = LFS_COMP_START_OPT,
4898 .name = "comp-start", .has_arg = required_argument },
4899 { .val = LFS_COMP_START_OPT,
4900 .name = "component-start",
4901 .has_arg = required_argument },
4902 { .val = LFS_MIRROR_STATE_OPT,
4903 .name = "mirror-state", .has_arg = required_argument },
4904 { .val = LFS_NEWERXY_OPT,
4905 .name = "newer", .has_arg = required_argument},
4906 { .val = LFS_NEWERXY_OPT,
4907 .name = "neweraa", .has_arg = required_argument},
4908 { .val = LFS_NEWERXY_OPT,
4909 .name = "neweram", .has_arg = required_argument},
4910 { .val = LFS_NEWERXY_OPT,
4911 .name = "newerac", .has_arg = required_argument},
4912 { .val = LFS_NEWERXY_OPT,
4913 .name = "newerab", .has_arg = required_argument},
4914 { .val = LFS_NEWERXY_OPT,
4915 .name = "newerma", .has_arg = required_argument},
4916 { .val = LFS_NEWERXY_OPT,
4917 .name = "newermm", .has_arg = required_argument},
4918 { .val = LFS_NEWERXY_OPT,
4919 .name = "newermc", .has_arg = required_argument},
4920 { .val = LFS_NEWERXY_OPT,
4921 .name = "newermb", .has_arg = required_argument},
4922 { .val = LFS_NEWERXY_OPT,
4923 .name = "newerca", .has_arg = required_argument},
4924 { .val = LFS_NEWERXY_OPT,
4925 .name = "newercm", .has_arg = required_argument},
4926 { .val = LFS_NEWERXY_OPT,
4927 .name = "newercc", .has_arg = required_argument},
4928 { .val = LFS_NEWERXY_OPT,
4929 .name = "newercb", .has_arg = required_argument},
4930 { .val = LFS_NEWERXY_OPT,
4931 .name = "newerba", .has_arg = required_argument},
4932 { .val = LFS_NEWERXY_OPT,
4933 .name = "newerbm", .has_arg = required_argument},
4934 { .val = LFS_NEWERXY_OPT,
4935 .name = "newerbc", .has_arg = required_argument},
4936 { .val = LFS_NEWERXY_OPT,
4937 .name = "newerbb", .has_arg = required_argument},
4938 { .val = LFS_NEWERXY_OPT,
4939 .name = "newerBa", .has_arg = required_argument},
4940 { .val = LFS_NEWERXY_OPT,
4941 .name = "newerBm", .has_arg = required_argument},
4942 { .val = LFS_NEWERXY_OPT,
4943 .name = "newerBc", .has_arg = required_argument},
4944 { .val = LFS_NEWERXY_OPT,
4945 .name = "newerBB", .has_arg = required_argument},
4946 { .val = LFS_NEWERXY_OPT,
4947 .name = "newerat", .has_arg = required_argument},
4948 { .val = LFS_NEWERXY_OPT,
4949 .name = "newermt", .has_arg = required_argument},
4950 { .val = LFS_NEWERXY_OPT,
4951 .name = "newerct", .has_arg = required_argument},
4952 { .val = LFS_NEWERXY_OPT,
4953 .name = "newerbt", .has_arg = required_argument},
4954 { .val = LFS_NEWERXY_OPT,
4955 .name = "newerBt", .has_arg = required_argument},
4956 { .val = 'c', .name = "stripe-count", .has_arg = required_argument },
4957 { .val = 'c', .name = "stripe_count", .has_arg = required_argument },
4958 { .val = 'C', .name = "ctime", .has_arg = required_argument },
4959 /* getstripe { .val = 'd', .name = "directory", .has_arg = no_argument }, */
4960 { .val = 'D', .name = "maxdepth", .has_arg = required_argument },
4961 { .val = 'E', .name = "comp-end", .has_arg = required_argument },
4962 { .val = 'E', .name = "component-end",
4963 .has_arg = required_argument },
4964 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
4965 { .val = LFS_LAYOUT_FOREIGN_OPT,
4966 .name = "foreign", .has_arg = optional_argument},
4967 { .val = 'g', .name = "gid", .has_arg = required_argument },
4968 { .val = 'G', .name = "group", .has_arg = required_argument },
4969 { .val = 'h', .name = "help", .has_arg = no_argument },
4970 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
4971 { .val = 'i', .name = "stripe-index", .has_arg = required_argument },
4972 { .val = 'i', .name = "stripe_index", .has_arg = required_argument },
4973 /* getstripe { .val = 'I', .name = "comp-id", .has_arg = required_argument }*/
4974 { .val = 'l', .name = "lazy", .has_arg = no_argument },
4975 { .val = 'L', .name = "layout", .has_arg = required_argument },
4976 { .val = 'm', .name = "mdt", .has_arg = required_argument },
4977 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
4978 { .val = 'm', .name = "mdt_index", .has_arg = required_argument },
4979 { .val = 'M', .name = "mtime", .has_arg = required_argument },
4980 { .val = 'n', .name = "name", .has_arg = required_argument },
4981 { .val = 'N', .name = "mirror-count", .has_arg = required_argument },
4982 /* find { .val = 'o' .name = "or", .has_arg = no_argument }, like find(1) */
4983 { .val = 'O', .name = "obd", .has_arg = required_argument },
4984 { .val = 'O', .name = "ost", .has_arg = required_argument },
4985 /* no short option for pool yet, can be 'p' after 2.18 */
4986 { .val = LFS_POOL_OPT,
4987 .name = "pool", .has_arg = required_argument },
4988 { .val = '0', .name = "print0", .has_arg = no_argument },
4989 { .val = 'P', .name = "print", .has_arg = no_argument },
4990 { .val = LFS_PROJID_OPT,
4991 .name = "projid", .has_arg = required_argument },
4992 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
4993 /* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
4994 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
4995 { .val = 's', .name = "size", .has_arg = required_argument },
4996 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
4997 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
4998 { .val = 't', .name = "type", .has_arg = required_argument },
4999 { .val = LFS_FIND_PERM,
5000 .name = "perm", .has_arg = required_argument },
5001 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
5002 { .val = 'u', .name = "uid", .has_arg = required_argument },
5003 { .val = 'U', .name = "user", .has_arg = required_argument },
5004 { .val = 'z', .name = "extension-size",
5005 .has_arg = required_argument },
5006 { .val = 'z', .name = "ext-size", .has_arg = required_argument },
5007 /* getstripe { .val = 'v', .name = "verbose", .has_arg = no_argument }, */
5008 /* getstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
5022 /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
5023 while ((c = getopt_long_only(argc, argv,
5024 "-0A:b:B:c:C:D:E:g:G:hH:i:L:m:M:n:N:O:Ppqrs:S:t:T:u:U:vz:",
5025 long_opts, &optidx)) >= 0) {
5030 /* '!' is part of option */
5032 * when getopt_long_only() finds a string which is not
5033 * an option nor a known option argument it returns 1
5034 * in that case if we already have found pathstart and pathend
5035 * (i.e. we have the list of pathnames),
5036 * the only supported value is "!"
5038 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
5039 if (!isoption && pathend != -1) {
5041 "err: %s: filename|dirname must either precede options or follow options\n",
5046 if (!isoption && pathstart == -1)
5047 pathstart = optind - 1;
5048 if (isoption && pathstart != -1 && pathend == -1)
5049 pathend = optind - 2;
5056 * unknown; opt is "!" or path component,
5057 * checking done above.
5059 if (strcmp(optarg, "!") == 0)
5063 xtime = ¶m.fp_atime;
5064 xsign = ¶m.fp_asign;
5065 param.fp_exclude_atime = !!neg_opt;
5066 /* no break, this falls through to 'B' for btime */
5069 xtime = ¶m.fp_btime;
5070 xsign = ¶m.fp_bsign;
5071 param.fp_exclude_btime = !!neg_opt;
5073 /* no break, this falls through to 'C' for ctime */
5076 xtime = ¶m.fp_ctime;
5077 xsign = ¶m.fp_csign;
5078 param.fp_exclude_ctime = !!neg_opt;
5080 /* no break, this falls through to 'M' for mtime */
5083 xtime = ¶m.fp_mtime;
5084 xsign = ¶m.fp_msign;
5085 param.fp_exclude_mtime = !!neg_opt;
5087 rc = set_time(¶m, &t, xtime, optarg);
5088 if (rc == LONG_MAX) {
5096 if (optarg[0] == '+') {
5097 param.fp_blocks_sign = -1;
5099 } else if (optarg[0] == '-') {
5100 param.fp_blocks_sign = 1;
5104 param.fp_blocks_units = 1024;
5105 ret = llapi_parse_size(optarg, ¶m.fp_blocks,
5106 ¶m.fp_blocks_units, 0);
5108 fprintf(stderr, "error: bad blocks '%s'\n",
5112 param.fp_check_blocks = 1;
5113 param.fp_exclude_blocks = !!neg_opt;
5115 case LFS_COMP_COUNT_OPT:
5116 if (optarg[0] == '+') {
5117 param.fp_comp_count_sign = -1;
5119 } else if (optarg[0] == '-') {
5120 param.fp_comp_count_sign = 1;
5125 param.fp_comp_count = strtoul(optarg, &endptr, 0);
5126 if (errno != 0 || *endptr != '\0' ||
5127 param.fp_comp_count > UINT32_MAX) {
5129 "error: bad component count '%s'\n",
5133 param.fp_check_comp_count = 1;
5134 param.fp_exclude_comp_count = !!neg_opt;
5136 case LFS_COMP_FLAGS_OPT:
5137 rc = comp_str2flags(optarg, ¶m.fp_comp_flags,
5138 ¶m.fp_comp_neg_flags);
5141 "error: bad component flags '%s'\n",
5145 param.fp_check_comp_flags = 1;
5147 __u32 flags = param.fp_comp_neg_flags;
5149 param.fp_comp_neg_flags = param.fp_comp_flags;
5150 param.fp_comp_flags = flags;
5153 case LFS_COMP_START_OPT:
5154 if (optarg[0] == '+') {
5155 param.fp_comp_start_sign = -1;
5157 } else if (optarg[0] == '-') {
5158 param.fp_comp_start_sign = 1;
5162 rc = llapi_parse_size(optarg, ¶m.fp_comp_start,
5163 ¶m.fp_comp_start_units, 0);
5166 "error: bad component start '%s'\n",
5170 param.fp_check_comp_start = 1;
5171 param.fp_exclude_comp_start = !!neg_opt;
5173 case LFS_MIRROR_STATE_OPT:
5174 rc = mirror_str2state(optarg, ¶m.fp_mirror_state,
5175 ¶m.fp_mirror_neg_state);
5178 "error: bad mirrored file state '%s'\n",
5182 param.fp_check_mirror_state = 1;
5184 __u16 state = param.fp_mirror_neg_state;
5186 param.fp_mirror_neg_state =
5187 param.fp_mirror_state;
5188 param.fp_mirror_state = state;
5192 if (optarg[0] == '+') {
5193 param.fp_stripe_count_sign = -1;
5195 } else if (optarg[0] == '-') {
5196 param.fp_stripe_count_sign = 1;
5201 param.fp_stripe_count = strtoul(optarg, &endptr, 0);
5202 if (errno != 0 || *endptr != '\0' ||
5203 param.fp_stripe_count > LOV_MAX_STRIPE_COUNT) {
5205 "error: bad stripe_count '%s'\n",
5210 param.fp_check_stripe_count = 1;
5211 param.fp_exclude_stripe_count = !!neg_opt;
5215 param.fp_max_depth = strtol(optarg, 0, 0);
5216 if (errno != 0 || param.fp_max_depth < 0) {
5218 "error: bad maxdepth '%s'\n",
5225 if (optarg[0] == '+') {
5226 param.fp_comp_end_sign = -1;
5228 } else if (optarg[0] == '-') {
5229 param.fp_comp_end_sign = 1;
5233 if (arg_is_eof(optarg)) {
5234 param.fp_comp_end = LUSTRE_EOF;
5235 param.fp_comp_end_units = 1;
5238 rc = llapi_parse_size(optarg,
5240 ¶m.fp_comp_end_units, 0);
5241 /* assume units of KB if too small */
5242 if (param.fp_comp_end < 4096)
5243 param.fp_comp_end *= 1024;
5247 "error: bad component end '%s'\n",
5251 param.fp_check_comp_end = 1;
5252 param.fp_exclude_comp_end = !!neg_opt;
5254 case LFS_LAYOUT_FOREIGN_OPT: {
5255 /* all types by default */
5256 uint32_t type = LU_FOREIGN_TYPE_UNKNOWN;
5259 /* check pure numeric */
5260 type = strtoul(optarg, &endptr, 0);
5263 type = check_foreign_type_name(optarg);
5264 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
5266 "%s %s: unknown foreign type '%s'\n",
5271 } else if (type >= UINT32_MAX) {
5273 "%s %s: invalid foreign type '%s'\n",
5274 progname, argv[0], optarg);
5278 param.fp_foreign_type = type;
5279 param.fp_check_foreign = 1;
5280 param.fp_exclude_foreign = !!neg_opt;
5283 case LFS_NEWERXY_OPT: {
5289 time_t ref = time(NULL);
5291 /* no need to check bad options, they won't get here */
5292 if (strlen(long_opts[optidx].name) == 7) {
5293 x = long_opts[optidx].name[5];
5294 y = long_opts[optidx].name[6];
5298 static const char *const fmts[] = {
5299 "%Y-%m-%d %H:%M:%S",
5302 "%H:%M:%S", /* sometime today */
5311 for (i = 0; fmts[i] != NULL; i++) {
5314 /* Init for times relative to today */
5315 if (strncmp(fmts[i], "%H", 2) == 0)
5316 localtime_r(&ref, &tm);
5318 memset(&tm, 0, sizeof(tm));
5319 ptr = strptime(optarg, fmts[i], &tm);
5321 while (ptr && isspace(*ptr))
5323 if (ptr == optarg + strlen(optarg)) {
5331 "%s: invalid time '%s'\n",
5334 "supported formats are:\n ");
5335 for (i = 0; fmts[i] != NULL; i++)
5336 fprintf(stderr, "'%s', ",
5338 fprintf(stderr, "\n");
5344 } else if (y == 'b' || y == 'B') {
5347 rc = llapi_get_lum_file(optarg, NULL, &stx,
5349 if (rc || !(stx.stx_mask & STATX_BTIME)) {
5350 if (!(stx.stx_mask & STATX_BTIME))
5355 "%s: get btime failed '%s': %s\n",
5361 ref = stx.stx_btime.tv_sec;
5363 struct stat statbuf;
5365 if (stat(optarg, &statbuf) < 0) {
5367 "%s: cannot stat file '%s': %s\n",
5376 ref = statbuf.st_atime;
5379 ref = statbuf.st_mtime;
5382 ref = statbuf.st_ctime;
5386 "%s: invalid Y argument: '%c'\n",
5395 xidx = NEWERXY_ATIME;
5398 xidx = NEWERXY_MTIME;
5401 xidx = NEWERXY_CTIME;
5405 xidx = NEWERXY_BTIME;
5409 "%s: invalid X argument: '%c'\n",
5416 newery = ¶m.fp_newery[xidx][negidx];
5422 *newery = *newery > ref ? ref : *newery;
5424 *newery = *newery > ref ? *newery : ref;
5426 param.fp_newerxy = 1;
5431 rc = name2gid(¶m.fp_gid, optarg);
5433 if (str2quotaid(¶m.fp_gid, optarg)) {
5435 "Group/GID: %s cannot be found.\n",
5441 param.fp_exclude_gid = !!neg_opt;
5442 param.fp_check_gid = 1;
5445 rc = mdthash_input(optarg, ¶m.fp_hash_inflags,
5446 ¶m.fp_hash_exflags,
5447 ¶m.fp_hash_type);
5452 if (param.fp_hash_inflags || param.fp_hash_exflags)
5453 param.fp_check_hash_flag = 1;
5454 param.fp_exclude_hash_type = !!neg_opt;
5460 ret = name2layout(¶m.fp_layout, optarg);
5463 param.fp_exclude_layout = !!neg_opt;
5464 param.fp_check_layout = 1;
5468 rc = name2uid(¶m.fp_uid, optarg);
5470 if (str2quotaid(¶m.fp_uid, optarg)) {
5472 "User/UID: %s cannot be found.\n",
5478 param.fp_exclude_uid = !!neg_opt;
5479 param.fp_check_uid = 1;
5482 param.fp_pattern = (char *)optarg;
5483 param.fp_exclude_pattern = !!neg_opt;
5486 if (optarg[0] == '+') {
5487 param.fp_mirror_count_sign = -1;
5489 } else if (optarg[0] == '-') {
5490 param.fp_mirror_count_sign = 1;
5495 param.fp_mirror_count = strtoul(optarg, &endptr, 0);
5496 if (errno != 0 || *endptr != '\0' ||
5497 param.fp_mirror_count > LUSTRE_MIRROR_COUNT_MAX) {
5499 "error: bad mirror count '%s'\n",
5503 param.fp_check_mirror_count = 1;
5504 param.fp_exclude_mirror_count = !!neg_opt;
5509 char *buf, *token, *next, *p;
5513 buf = strdup(optarg);
5519 param.fp_exclude_obd = !!neg_opt;
5522 while (token && *token) {
5523 token = strchr(token, ',');
5530 param.fp_exclude_mdt = !!neg_opt;
5531 param.fp_num_alloc_mdts += len;
5532 tmp = realloc(param.fp_mdt_uuid,
5533 param.fp_num_alloc_mdts *
5534 sizeof(*param.fp_mdt_uuid));
5540 param.fp_mdt_uuid = tmp;
5542 param.fp_exclude_obd = !!neg_opt;
5543 param.fp_num_alloc_obds += len;
5544 tmp = realloc(param.fp_obd_uuid,
5545 param.fp_num_alloc_obds *
5546 sizeof(*param.fp_obd_uuid));
5552 param.fp_obd_uuid = tmp;
5554 for (token = buf; token && *token; token = next) {
5555 struct obd_uuid *puuid;
5559 ¶m.fp_mdt_uuid[param.fp_num_mdts++];
5562 ¶m.fp_obd_uuid[param.fp_num_obds++];
5564 p = strchr(token, ',');
5571 if (strlen(token) > sizeof(puuid->uuid) - 1) {
5576 strncpy(puuid->uuid, token,
5577 sizeof(puuid->uuid));
5584 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 18, 53, 0)
5588 if (strlen(optarg) > LOV_MAXPOOLNAME) {
5590 "Pool name %s is too long (max %d)\n",
5591 optarg, LOV_MAXPOOLNAME);
5596 * We do check for empty pool because empty pool
5597 * is used to find V1 LOV attributes
5599 strncpy(param.fp_poolname, optarg, LOV_MAXPOOLNAME);
5600 param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
5601 param.fp_exclude_pool = !!neg_opt;
5602 param.fp_check_pool = 1;
5604 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 14, 53, 0)
5605 case 'p': /* want this for --pool, to match getstripe/find */
5607 "warning: -p deprecated, use --print0 or -0\n");
5610 param.fp_zero_end = 1;
5612 case 'P': /* we always print, this option is a no-op */
5614 case LFS_PROJID_OPT:
5615 rc = name2projid(¶m.fp_projid, optarg);
5617 if (str2quotaid(¶m.fp_projid, optarg)) {
5619 "Invalid project ID: %s\n",
5625 param.fp_exclude_projid = !!neg_opt;
5626 param.fp_check_projid = 1;
5629 if (optarg[0] == '+') {
5630 param.fp_size_sign = -1;
5632 } else if (optarg[0] == '-') {
5633 param.fp_size_sign = 1;
5637 ret = llapi_parse_size(optarg, ¶m.fp_size,
5638 ¶m.fp_size_units, 0);
5640 fprintf(stderr, "error: bad file size '%s'\n",
5644 param.fp_check_size = 1;
5645 param.fp_exclude_size = !!neg_opt;
5648 if (optarg[0] == '+') {
5649 param.fp_stripe_size_sign = -1;
5651 } else if (optarg[0] == '-') {
5652 param.fp_stripe_size_sign = 1;
5656 ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
5657 ¶m.fp_stripe_size_units, 0);
5658 /* assume units of KB if too small to be valid */
5659 if (param.fp_stripe_size < 4096)
5660 param.fp_stripe_size *= 1024;
5662 fprintf(stderr, "error: bad stripe_size '%s'\n",
5666 param.fp_check_stripe_size = 1;
5667 param.fp_exclude_stripe_size = !!neg_opt;
5670 param.fp_exclude_type = !!neg_opt;
5671 switch (optarg[0]) {
5673 param.fp_type = S_IFBLK;
5676 param.fp_type = S_IFCHR;
5679 param.fp_type = S_IFDIR;
5682 param.fp_type = S_IFREG;
5685 param.fp_type = S_IFLNK;
5688 param.fp_type = S_IFIFO;
5691 param.fp_type = S_IFSOCK;
5694 fprintf(stderr, "%s: bad type '%s'\n",
5701 param.fp_exclude_perm = !!neg_opt;
5702 param.fp_perm_sign = LFS_FIND_PERM_EXACT;
5703 if (*optarg == '/') {
5704 param.fp_perm_sign = LFS_FIND_PERM_ANY;
5706 } else if (*optarg == '-') {
5707 param.fp_perm_sign = LFS_FIND_PERM_ALL;
5711 if (str2mode_t(optarg, ¶m.fp_perm)) {
5712 fprintf(stderr, "error: invalid mode '%s'\n",
5719 if (optarg[0] == '+') {
5720 param.fp_mdt_count_sign = -1;
5722 } else if (optarg[0] == '-') {
5723 param.fp_mdt_count_sign = 1;
5728 param.fp_mdt_count = strtoul(optarg, &endptr, 0);
5729 if (errno != 0 || *endptr != '\0' ||
5730 param.fp_mdt_count >= UINT32_MAX) {
5731 fprintf(stderr, "error: bad mdt_count '%s'\n",
5736 param.fp_check_mdt_count = 1;
5737 param.fp_exclude_mdt_count = !!neg_opt;
5740 if (optarg[0] == '+') {
5741 param.fp_ext_size_sign = -1;
5743 } else if (optarg[0] == '-') {
5744 param.fp_ext_size_sign = 1;
5748 ret = llapi_parse_size(optarg, ¶m.fp_ext_size,
5749 ¶m.fp_ext_size_units, 0);
5751 fprintf(stderr, "error: bad ext-size '%s'\n",
5755 param.fp_ext_size /= SEL_UNIT_SIZE;
5756 param.fp_ext_size_units /= SEL_UNIT_SIZE;
5757 param.fp_check_ext_size = 1;
5758 param.fp_exclude_ext_size = !!neg_opt;
5761 fprintf(stderr, "%s: unrecognized option '%s'\n",
5762 progname, argv[optind - 1]);
5769 if (pathstart == -1) {
5770 fprintf(stderr, "error: %s: no filename|pathname\n",
5774 } else if (pathend == -1) {
5780 rc = llapi_find(argv[pathstart], ¶m);
5783 pathbad = pathstart;
5785 } while (++pathstart < pathend);
5788 fprintf(stderr, "%s: failed for '%s': %s\n",
5789 progname, argv[pathbad], strerror(-rc));
5792 if (param.fp_obd_uuid && param.fp_num_alloc_obds)
5793 free(param.fp_obd_uuid);
5795 if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
5796 free(param.fp_mdt_uuid);
5801 static int lfs_getstripe_internal(int argc, char **argv,
5802 struct find_param *param)
5804 struct option long_opts[] = {
5805 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
5806 /* find { .val = 'b', .name = "blocks", .has_arg = required_argument }*/
5807 /* find { .val = 'B', .name = "btime", .has_arg = required_argument }*/
5808 /* find { .val = 'B', .name = "Btime", .has_arg = required_argument }*/
5809 { .val = LFS_COMP_COUNT_OPT,
5810 .name = "comp-count", .has_arg = no_argument },
5811 { .val = LFS_COMP_COUNT_OPT,
5812 .name = "component-count", .has_arg = no_argument },
5813 { .val = LFS_COMP_FLAGS_OPT,
5814 .name = "comp-flags", .has_arg = optional_argument },
5815 { .val = LFS_COMP_FLAGS_OPT,
5816 .name = "component-flags", .has_arg = optional_argument },
5817 { .val = LFS_COMP_START_OPT,
5818 .name = "comp-start", .has_arg = optional_argument },
5819 { .val = LFS_COMP_START_OPT,
5820 .name = "component-start", .has_arg = optional_argument },
5821 { .val = LFS_MIRROR_INDEX_OPT,
5822 .name = "mirror-index", .has_arg = required_argument },
5823 { .val = LFS_MIRROR_ID_OPT,
5824 .name = "mirror-id", .has_arg = required_argument },
5825 { .val = 'c', .name = "stripe-count", .has_arg = no_argument },
5826 { .val = 'c', .name = "stripe_count", .has_arg = no_argument },
5827 /* find { .val = 'C', .name = "ctime", .has_arg = required_argument }*/
5828 { .val = 'd', .name = "directory", .has_arg = no_argument },
5829 { .val = 'D', .name = "default", .has_arg = no_argument },
5830 { .val = 'E', .name = "comp-end", .has_arg = optional_argument },
5831 { .val = 'E', .name = "component-end", .has_arg = optional_argument },
5832 { .val = 'F', .name = "fid", .has_arg = no_argument },
5833 { .val = 'g', .name = "generation", .has_arg = no_argument },
5834 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
5835 { .val = 'h', .name = "help", .has_arg = no_argument },
5836 /* dirstripe { .val = 'H', .name = "mdt-hash", .has_arg = required_argument }*/
5837 { .val = 'i', .name = "stripe-index", .has_arg = no_argument },
5838 { .val = 'i', .name = "stripe_index", .has_arg = no_argument },
5839 { .val = 'I', .name = "comp-id", .has_arg = optional_argument },
5840 { .val = 'I', .name = "component-id", .has_arg = optional_argument },
5841 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
5842 { .val = 'L', .name = "layout", .has_arg = no_argument },
5843 { .val = 'm', .name = "mdt", .has_arg = no_argument },
5844 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
5845 { .val = 'm', .name = "mdt_index", .has_arg = no_argument },
5846 /* find { .val = 'M', .name = "mtime", .has_arg = required_argument }*/
5847 /* find { .val = 'n', .name = "name", .has_arg = required_argument }*/
5848 { .val = 'N', .name = "mirror-count", .has_arg = no_argument },
5849 { .val = 'O', .name = "obd", .has_arg = required_argument },
5850 { .val = 'O', .name = "ost", .has_arg = required_argument },
5851 { .val = 'p', .name = "pool", .has_arg = no_argument },
5852 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
5853 { .val = 'q', .name = "quiet", .has_arg = no_argument },
5854 { .val = 'r', .name = "recursive", .has_arg = no_argument },
5855 { .val = 'R', .name = "raw", .has_arg = no_argument },
5856 { .val = 'S', .name = "stripe-size", .has_arg = no_argument },
5857 { .val = 'S', .name = "stripe_size", .has_arg = no_argument },
5858 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
5859 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
5860 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
5861 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
5862 { .val = 'v', .name = "verbose", .has_arg = no_argument },
5863 /* dirstripe { .val = 'X',.name = "max-inherit",.has_arg = required_argument }*/
5864 { .val = 'y', .name = "yaml", .has_arg = no_argument },
5865 { .val = 'z', .name = "extension-size", .has_arg = no_argument },
5866 { .val = 'z', .name = "ext-size", .has_arg = no_argument },
5870 int pathstart = -1, pathend = -1;
5874 while ((c = getopt_long(argc, argv,
5875 "-cdDE::FghiI::LmMNoO:pqrRsSvyz",
5876 long_opts, NULL)) != -1) {
5880 /* '!' is part of option */
5881 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
5882 if (!isoption && pathend != -1) {
5884 "error: %s: filename|dirname must either precede options or follow options\n",
5888 if (!isoption && pathstart == -1)
5889 pathstart = optind - 1;
5890 if (isoption && pathstart != -1 && pathend == -1)
5891 pathend = optind - 2;
5895 /* unknown: opt is "!" */
5896 if (strcmp(optarg, "!") == 0)
5900 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5901 param->fp_verbose |= VERBOSE_COUNT;
5902 param->fp_max_depth = 0;
5905 case LFS_COMP_COUNT_OPT:
5906 param->fp_verbose |= VERBOSE_COMP_COUNT;
5907 param->fp_max_depth = 0;
5909 case LFS_COMP_FLAGS_OPT:
5911 rc = comp_str2flags(optarg,
5912 ¶m->fp_comp_flags,
5913 ¶m->fp_comp_neg_flags);
5916 "error: %s bad component flags '%s'.\n",
5920 param->fp_check_comp_flags = 1;
5922 param->fp_verbose |= VERBOSE_COMP_FLAGS;
5923 param->fp_max_depth = 0;
5926 case LFS_COMP_START_OPT:
5929 if (tmp[0] == '+') {
5930 param->fp_comp_start_sign = -1;
5932 } else if (tmp[0] == '-') {
5933 param->fp_comp_start_sign = 1;
5936 rc = llapi_parse_size(tmp,
5937 ¶m->fp_comp_start,
5938 ¶m->fp_comp_start_units, 0);
5941 "error: %s bad component start '%s'.\n",
5945 param->fp_check_comp_start = 1;
5947 param->fp_verbose |= VERBOSE_COMP_START;
5948 param->fp_max_depth = 0;
5951 case LFS_MIRROR_INDEX_OPT: {
5952 unsigned long int mirror_index;
5954 if (optarg[0] == '+') {
5955 param->fp_mirror_index_sign = -1;
5957 } else if (optarg[0] == '-') {
5958 param->fp_mirror_index_sign = 1;
5963 mirror_index = strtoul(optarg, &end, 0);
5964 if (errno != 0 || *end != '\0' ||
5965 mirror_index > UINT16_MAX || (mirror_index == 0 &&
5966 param->fp_mirror_index_sign == 0 && neg_opt == 0)) {
5968 "%s %s: invalid mirror index '%s'\n",
5969 progname, argv[0], optarg);
5973 param->fp_mirror_index = (__u16)mirror_index;
5975 if (param->fp_mirror_id != 0) {
5977 "%s %s: can't specify both mirror index and mirror ID\n",
5981 param->fp_check_mirror_index = 1;
5982 param->fp_exclude_mirror_index = !!neg_opt;
5985 case LFS_MIRROR_ID_OPT: {
5986 unsigned long int mirror_id;
5988 if (optarg[0] == '+') {
5989 param->fp_mirror_id_sign = -1;
5991 } else if (optarg[0] == '-') {
5992 param->fp_mirror_id_sign = 1;
5997 mirror_id = strtoul(optarg, &end, 0);
5998 if (errno != 0 || *end != '\0' ||
5999 mirror_id > UINT16_MAX || (mirror_id == 0 &&
6000 param->fp_mirror_id_sign == 0 && neg_opt == 0)) {
6002 "%s %s: invalid mirror ID '%s'\n",
6003 progname, argv[0], optarg);
6007 param->fp_mirror_id = (__u16)mirror_id;
6009 if (param->fp_mirror_index != 0) {
6011 "%s %s: can't specify both mirror index and mirror ID\n",
6015 param->fp_check_mirror_id = 1;
6016 param->fp_exclude_mirror_id = !!neg_opt;
6020 param->fp_max_depth = 0;
6023 param->fp_get_default_lmv = 1;
6028 if (tmp[0] == '+') {
6029 param->fp_comp_end_sign = -1;
6031 } else if (tmp[0] == '-') {
6032 param->fp_comp_end_sign = 1;
6036 if (arg_is_eof(tmp)) {
6037 param->fp_comp_end = LUSTRE_EOF;
6038 param->fp_comp_end_units = 1;
6041 rc = llapi_parse_size(tmp,
6042 ¶m->fp_comp_end,
6043 ¶m->fp_comp_end_units, 0);
6044 /* assume units of KB if too small */
6045 if (param->fp_comp_end < 4096)
6046 param->fp_comp_end *= 1024;
6050 "error: %s bad component end '%s'.\n",
6054 param->fp_check_comp_end = 1;
6056 param->fp_verbose |= VERBOSE_COMP_END;
6057 param->fp_max_depth = 0;
6061 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6062 param->fp_verbose |= VERBOSE_DFID;
6063 param->fp_max_depth = 0;
6067 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6068 param->fp_verbose |= VERBOSE_GENERATION;
6069 param->fp_max_depth = 0;
6073 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6074 param->fp_verbose |= VERBOSE_STRIPE_OFFSET;
6075 param->fp_max_depth = 0;
6080 param->fp_comp_id = strtoul(optarg, &end, 0);
6081 if (*end != '\0' || param->fp_comp_id == 0 ||
6082 param->fp_comp_id > LCME_ID_MAX) {
6084 "error: %s bad component id '%s'\n",
6088 param->fp_check_comp_id = 1;
6090 param->fp_max_depth = 0;
6091 param->fp_verbose |= VERBOSE_COMP_ID;
6095 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6096 param->fp_verbose |= VERBOSE_PATTERN;
6097 param->fp_max_depth = 0;
6100 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6103 "warning: '-M' deprecated, use '--mdt-index' or '-m' instead\n");
6106 if (!(param->fp_verbose & VERBOSE_DETAIL))
6107 param->fp_max_depth = 0;
6108 param->fp_verbose |= VERBOSE_MDTINDEX;
6111 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6112 param->fp_verbose |= VERBOSE_MIRROR_COUNT;
6113 param->fp_max_depth = 0;
6117 if (param->fp_obd_uuid) {
6119 "error: %s: only one obduuid allowed",
6123 param->fp_obd_uuid = (struct obd_uuid *)optarg;
6126 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6127 param->fp_verbose |= VERBOSE_POOL;
6128 param->fp_max_depth = 0;
6135 param->fp_recursive = 1;
6141 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6142 param->fp_verbose |= VERBOSE_STRIPE_SIZE;
6143 param->fp_max_depth = 0;
6147 param->fp_verbose = VERBOSE_DEFAULT | VERBOSE_DETAIL;
6153 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6154 param->fp_verbose |= VERBOSE_EXT_SIZE;
6155 param->fp_max_depth = 0;
6159 fprintf(stderr, "%s: unrecognized option '%s'\n",
6160 progname, argv[optind - 1]);
6166 if (pathstart == -1) {
6167 fprintf(stderr, "error: %s: no filename|pathname\n",
6170 } else if (pathend == -1) {
6178 if (param->fp_recursive)
6179 param->fp_max_depth = -1;
6180 else if (param->fp_verbose & VERBOSE_DETAIL)
6181 param->fp_max_depth = 1;
6183 if (!param->fp_verbose)
6184 param->fp_verbose = VERBOSE_DEFAULT;
6185 if (param->fp_quiet)
6186 param->fp_verbose = VERBOSE_OBJID;
6189 rc = llapi_getstripe(argv[pathstart], param);
6190 } while (++pathstart < pathend && !rc);
6193 fprintf(stderr, "error: %s failed for %s.\n",
6194 argv[0], argv[optind - 1]);
6198 static int lfs_tgts(int argc, char **argv)
6200 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
6201 struct find_param param;
6202 int index = 0, rc = 0;
6207 if (argc == 2 && !realpath(argv[1], path)) {
6209 fprintf(stderr, "error: invalid path '%s': %s\n",
6210 argv[1], strerror(-rc));
6214 while (!llapi_search_mounts(path, index++, mntdir, NULL)) {
6215 /* Check if we have a mount point */
6216 if (mntdir[0] == '\0')
6219 memset(¶m, 0, sizeof(param));
6220 if (!strcmp(argv[0], "mdts"))
6221 param.fp_get_lmv = 1;
6223 rc = llapi_ostlist(mntdir, ¶m);
6225 fprintf(stderr, "error: %s: failed on %s\n",
6228 if (path[0] != '\0')
6230 memset(mntdir, 0, PATH_MAX);
6236 static int lfs_getstripe(int argc, char **argv)
6238 struct find_param param = { 0 };
6240 param.fp_max_depth = 1;
6241 return lfs_getstripe_internal(argc, argv, ¶m);
6245 static int lfs_getdirstripe(int argc, char **argv)
6247 struct find_param param = { 0 };
6248 struct option long_opts[] = {
6249 { .val = 'c', .name = "mdt-count", .has_arg = no_argument },
6250 { .val = 'D', .name = "default", .has_arg = no_argument },
6251 { .val = 'h', .name = "help", .has_arg = no_argument },
6252 { .val = 'H', .name = "mdt-hash", .has_arg = no_argument },
6253 { .val = 'i', .name = "mdt-index", .has_arg = no_argument },
6254 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
6255 { .val = 'O', .name = "obd", .has_arg = required_argument },
6256 { .val = 'r', .name = "recursive", .has_arg = no_argument },
6257 { .val = 'T', .name = "mdt-count", .has_arg = no_argument },
6258 { .val = 'v', .name = "verbose", .has_arg = no_argument },
6259 { .val = 'X', .name = "max-inherit", .has_arg = no_argument },
6260 { .val = 'y', .name = "yaml", .has_arg = no_argument },
6261 { .val = LFS_INHERIT_RR_OPT,
6262 .name = "max-inherit-rr", .has_arg = no_argument },
6266 param.fp_get_lmv = 1;
6268 while ((c = getopt_long(argc, argv,
6269 "cDhHimO:rtTvXy", long_opts, NULL)) != -1) {
6273 param.fp_verbose |= VERBOSE_COUNT;
6276 param.fp_get_default_lmv = 1;
6278 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6281 "warning: '-t' deprecated, use '--mdt-hash' or '-H' instead\n");
6285 param.fp_verbose |= VERBOSE_HASH_TYPE;
6287 case 'i': /* fallthrough */
6289 param.fp_verbose |= VERBOSE_STRIPE_OFFSET;
6292 if (param.fp_obd_uuid) {
6294 "%s: only one obduuid allowed",
6298 param.fp_obd_uuid = (struct obd_uuid *)optarg;
6301 param.fp_recursive = 1;
6304 param.fp_verbose |= VERBOSE_DETAIL;
6307 param.fp_verbose |= VERBOSE_INHERIT;
6309 case LFS_INHERIT_RR_OPT:
6310 param.fp_verbose |= VERBOSE_INHERIT_RR;
6316 fprintf(stderr, "%s: unrecognized option '%s'\n",
6317 progname, argv[optind - 1]);
6327 if (param.fp_recursive)
6328 param.fp_max_depth = -1;
6330 if (!param.fp_verbose)
6331 param.fp_verbose = VERBOSE_DEFAULT;
6334 rc = llapi_getstripe(argv[optind], ¶m);
6335 } while (++optind < argc && !rc);
6338 fprintf(stderr, "error: %s failed for %s.\n",
6339 argv[0], argv[optind - 1]);
6344 MNTDF_INODES = 0x0001,
6345 MNTDF_COOKED = 0x0002,
6346 MNTDF_LAZY = 0x0004,
6347 MNTDF_VERBOSE = 0x0008,
6348 MNTDF_SHOW = 0x0010,
6349 MNTDF_DECIMAL = 0x0020,
6352 #define COOK(value, base) \
6355 while (value > base) { \
6363 #define CDF "%11llu"
6364 #define HDF "%8.1f%c"
6368 static inline int obd_statfs_ratio(const struct obd_statfs *st, bool inodes)
6370 double avail, used, ratio = 0;
6373 avail = st->os_ffree;
6374 used = st->os_files - st->os_ffree;
6376 avail = st->os_bavail;
6377 used = st->os_blocks - st->os_bfree;
6379 if (avail + used > 0)
6380 ratio = used / (used + avail) * 100;
6382 /* Round up to match df(1) usage percentage */
6383 return (ratio - (int)ratio) > 0 ? (int)(ratio + 1) : (int)ratio;
6387 * This is to identify various problem states for "lfs df" if .osn_err = true,
6388 * so only show flags reflecting those states by default. Informational states
6389 * are only shown with "-v" and use lower-case names to distinguish them.
6390 * UNUSED[12] were for "EROFS = 30" until 1.6 but are now available for use.
6392 static struct obd_statfs_state_names {
6393 enum obd_statfs_state osn_state;
6394 const char osn_name;
6397 { .osn_state = OS_STATFS_DEGRADED, .osn_name = 'D', .osn_err = true },
6398 { .osn_state = OS_STATFS_READONLY, .osn_name = 'R', .osn_err = true },
6399 { .osn_state = OS_STATFS_NOPRECREATE,.osn_name = 'N', .osn_err = true },
6400 { .osn_state = OS_STATFS_UNUSED1, .osn_name = '?', .osn_err = true },
6401 { .osn_state = OS_STATFS_UNUSED2, .osn_name = '?', .osn_err = true },
6402 { .osn_state = OS_STATFS_ENOSPC, .osn_name = 'S', .osn_err = true },
6403 { .osn_state = OS_STATFS_ENOINO, .osn_name = 'I', .osn_err = true },
6404 { .osn_state = OS_STATFS_SUM, .osn_name = 'a', /* aggregate */ },
6405 { .osn_state = OS_STATFS_NONROT, .osn_name = 'f', /* flash */ },
6408 static int showdf(char *mntdir, struct obd_statfs *stat,
6409 char *uuid, enum mntdf_flags flags,
6410 char *type, int index, int rc)
6412 long long avail, used, total;
6414 char *suffix = flags & MNTDF_DECIMAL ? "kMGTPEZY" : "KMGTPEZY";
6415 /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
6416 char tbuf[3 * sizeof(__u64)];
6417 char ubuf[3 * sizeof(__u64)];
6418 char abuf[3 * sizeof(__u64)];
6419 char rbuf[3 * sizeof(__u64)];
6426 if (flags & MNTDF_INODES) {
6427 avail = stat->os_ffree;
6428 used = stat->os_files - stat->os_ffree;
6429 total = stat->os_files;
6431 int shift = flags & MNTDF_COOKED ? 0 : 10;
6433 avail = (stat->os_bavail * stat->os_bsize) >> shift;
6434 used = ((stat->os_blocks - stat->os_bfree) *
6435 stat->os_bsize) >> shift;
6436 total = (stat->os_blocks * stat->os_bsize) >> shift;
6439 ratio = obd_statfs_ratio(stat, flags & MNTDF_INODES);
6441 if (flags & MNTDF_COOKED) {
6442 int base = flags & MNTDF_DECIMAL ? 1000 : 1024;
6446 cook_val = (double)total;
6447 i = COOK(cook_val, base);
6449 snprintf(tbuf, sizeof(tbuf), HDF, cook_val,
6452 snprintf(tbuf, sizeof(tbuf), CDF, total);
6454 cook_val = (double)used;
6455 i = COOK(cook_val, base);
6457 snprintf(ubuf, sizeof(ubuf), HDF, cook_val,
6460 snprintf(ubuf, sizeof(ubuf), CDF, used);
6462 cook_val = (double)avail;
6463 i = COOK(cook_val, base);
6465 snprintf(abuf, sizeof(abuf), HDF, cook_val,
6468 snprintf(abuf, sizeof(abuf), CDF, avail);
6470 snprintf(tbuf, sizeof(tbuf), CDF, total);
6471 snprintf(ubuf, sizeof(tbuf), CDF, used);
6472 snprintf(abuf, sizeof(tbuf), CDF, avail);
6475 sprintf(rbuf, RDF, ratio);
6476 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
6477 uuid, tbuf, ubuf, abuf, rbuf, mntdir);
6479 printf("[%s:%d]", type, index);
6481 if (stat->os_state) {
6485 for (i = 0; i < ARRAY_SIZE(oss_names); i++) {
6486 if (oss_names[i].osn_state & stat->os_state &&
6487 (oss_names[i].osn_err ||
6488 flags & MNTDF_VERBOSE))
6489 printf("%c", oss_names[i].osn_name);
6496 printf(UUF": inactive device\n", uuid);
6499 printf(UUF": %s\n", uuid, strerror(-rc));
6506 struct ll_stat_type {
6511 #define LL_STATFS_MAX LOV_MAX_STRIPE_COUNT
6513 struct ll_statfs_data {
6515 struct obd_statfs sd_st;
6518 struct ll_statfs_buf {
6520 struct ll_statfs_data sb_buf[LL_STATFS_MAX];
6523 static int mntdf(char *mntdir, char *fsname, char *pool, enum mntdf_flags flags,
6524 int ops, struct ll_statfs_buf *lsb)
6526 struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
6527 struct obd_uuid uuid_buf;
6528 char *poolname = NULL;
6529 struct ll_stat_type types[] = {
6530 { .st_op = LL_STATFS_LMV, .st_name = "MDT" },
6531 { .st_op = LL_STATFS_LOV, .st_name = "OST" },
6532 { .st_name = NULL } };
6533 struct ll_stat_type *tp;
6534 __u64 ost_files = 0;
6535 __u64 ost_ffree = 0;
6543 poolname = strchr(pool, '.');
6545 if (strncmp(fsname, pool, strlen(fsname))) {
6546 fprintf(stderr, "filesystem name incorrect\n");
6554 fd = open(mntdir, O_RDONLY);
6557 fprintf(stderr, "%s: cannot open '%s': %s\n", progname, mntdir,
6562 if (flags & MNTDF_SHOW) {
6563 if (flags & MNTDF_INODES)
6564 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
6565 "UUID", "Inodes", "IUsed", "IFree",
6566 "IUse%", "Mounted on");
6568 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
6570 flags & MNTDF_COOKED ? "bytes" : "1K-blocks",
6571 "Used", "Available", "Use%", "Mounted on");
6574 for (tp = types; tp->st_name != NULL; tp++) {
6575 bool have_ost = false;
6577 if (!(tp->st_op & ops))
6580 for (index = 0; ; index++) {
6581 memset(&stat_buf, 0, sizeof(struct obd_statfs));
6582 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
6583 type = flags & MNTDF_LAZY ?
6584 tp->st_op | LL_STATFS_NODELAY : tp->st_op;
6585 rc2 = llapi_obd_fstatfs(fd, type, index,
6586 &stat_buf, &uuid_buf);
6591 if (rc2 == -ENODATA) { /* Inactive device, OK. */
6592 if (!(flags & MNTDF_VERBOSE))
6594 } else if (rc2 < 0 && rc == 0) {
6599 * If we have OSTs then don't report MDT block counts.
6600 * For MDT-only filesystems the expectation is that all
6601 * layouts have a DoM component. For filesystems with
6602 * OSTs, files are not necessarily going to store data
6603 * on MDTs, and MDT space is limited to a fraction of
6604 * OST space, so don't include it in the summary.
6606 if (tp->st_op == LL_STATFS_LOV && !have_ost) {
6613 if (poolname && tp->st_op == LL_STATFS_LOV &&
6614 llapi_search_ost(fsname, poolname,
6615 obd_uuid2str(&uuid_buf)) != 1)
6619 * the llapi_obd_fstatfs() call may have returned with
6620 * an error, but if it filled in uuid_buf we will at
6621 * lease use that to print out a message for that OBD.
6622 * If we didn't get anything in the uuid_buf, then fill
6623 * it in so that we can print an error message.
6625 if (uuid_buf.uuid[0] == '\0')
6626 snprintf(uuid_buf.uuid, sizeof(uuid_buf.uuid),
6627 "%s%04x", tp->st_name, index);
6629 lsb->sb_buf[lsb->sb_count].sd_index = index;
6630 lsb->sb_buf[lsb->sb_count].sd_st = stat_buf;
6633 if (flags & MNTDF_SHOW)
6634 showdf(mntdir, &stat_buf,
6635 obd_uuid2str(&uuid_buf), flags,
6636 tp->st_name, index, rc2);
6641 if (tp->st_op == LL_STATFS_LMV) {
6642 sum.os_ffree += stat_buf.os_ffree;
6643 sum.os_files += stat_buf.os_files;
6644 } else /* if (tp->st_op == LL_STATFS_LOV) */ {
6645 ost_files += stat_buf.os_files;
6646 ost_ffree += stat_buf.os_ffree;
6648 sum.os_blocks += stat_buf.os_blocks *
6650 sum.os_bfree += stat_buf.os_bfree *
6652 sum.os_bavail += stat_buf.os_bavail *
6660 * If we have _some_ OSTs, but don't have as many free objects on the
6661 * OST as inodes on the MDTs, reduce the reported number of inodes
6662 * to compensate, so that the "inodes in use" number is correct.
6663 * This should be kept in sync with ll_statfs_internal().
6665 if (ost_files && ost_ffree < sum.os_ffree) {
6666 sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
6667 sum.os_ffree = ost_ffree;
6669 if (flags & MNTDF_SHOW) {
6671 showdf(mntdir, &sum, "filesystem_summary:", flags, NULL, 0, 0);
6679 LAYOUT_INHERIT_UNSET = -2,
6683 static int lfs_setdirstripe(int argc, char **argv)
6686 struct lfs_setstripe_args lsa = { 0 };
6687 struct llapi_stripe_param *param = NULL;
6688 __u32 mdts[LMV_MAX_STRIPE_COUNT] = { 0 };
6691 char *mode_opt = NULL;
6692 bool default_stripe = false;
6693 bool delete = false;
6694 bool foreign_mode = false;
6695 mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
6696 mode_t previous_mode = 0;
6698 __u32 type = LU_FOREIGN_TYPE_SYMLINK, flags = 0;
6699 int max_inherit = LAYOUT_INHERIT_UNSET;
6700 int max_inherit_rr = LAYOUT_INHERIT_UNSET;
6701 struct option long_opts[] = {
6702 { .val = 'c', .name = "count", .has_arg = required_argument },
6703 { .val = 'c', .name = "mdt-count", .has_arg = required_argument },
6704 { .val = 'd', .name = "delete", .has_arg = no_argument },
6705 { .val = 'D', .name = "default", .has_arg = no_argument },
6706 { .val = 'D', .name = "default_stripe", .has_arg = no_argument },
6707 { .val = LFS_LAYOUT_FLAGS_OPT,
6708 .name = "flags", .has_arg = required_argument },
6709 { .val = LFS_LAYOUT_FOREIGN_OPT,
6710 .name = "foreign", .has_arg = optional_argument},
6711 { .val = 'h', .name = "help", .has_arg = no_argument },
6712 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
6713 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 17, 53, 0)
6714 { .val = 'i', .name = "mdt-index", .has_arg = required_argument },
6715 { .val = 'i', .name = "mdt", .has_arg = required_argument },
6717 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
6718 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
6719 { .val = 'm', .name = "mdt", .has_arg = required_argument },
6721 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6722 { .val = 'i', .name = "index", .has_arg = required_argument },
6724 { .val = 'o', .name = "mode", .has_arg = required_argument },
6725 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6726 { .val = 't', .name = "hash-type", .has_arg = required_argument },
6728 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
6729 { .val = 'x', .name = "xattr", .has_arg = required_argument },
6730 { .val = 'X', .name = "max-inherit", .has_arg = required_argument },
6731 { .val = LFS_INHERIT_RR_OPT,
6732 .name = "max-inherit-rr", .has_arg = required_argument},
6733 /* setstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
6737 setstripe_args_init(&lsa);
6739 while ((c = getopt_long(argc, argv, "c:dDi:hH:m:o:t:T:x:X:",
6740 long_opts, NULL)) >= 0) {
6748 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
6749 if (errno != 0 || *end != '\0' ||
6750 lsa.lsa_stripe_count < -1 ||
6751 lsa.lsa_stripe_count > LOV_MAX_STRIPE_COUNT) {
6753 "%s: invalid stripe count '%s'\n",
6760 default_stripe = true;
6763 default_stripe = true;
6765 case LFS_LAYOUT_FOREIGN_OPT:
6767 /* check pure numeric */
6768 type = strtoul(optarg, &end, 0);
6771 type = check_foreign_type_name(optarg);
6772 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
6774 "%s %s: unknown foreign type '%s'\n",
6779 } else if (type >= UINT32_MAX) {
6781 "%s %s: invalid foreign type '%s'\n",
6782 progname, argv[0], optarg);
6786 foreign_mode = true;
6788 case LFS_LAYOUT_FLAGS_OPT:
6790 flags = strtoul(optarg, &end, 16);
6791 if (errno != 0 || *end != '\0' ||
6792 flags >= UINT32_MAX) {
6794 "%s %s: invalid hex flags '%s'\n",
6795 progname, argv[0], optarg);
6798 if (!foreign_mode) {
6800 "%s %s: hex flags must be specified with --foreign option\n",
6805 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6808 "warning: '--hash-type' and '-t' deprecated, use '--mdt-hash' or '-H' instead\n");
6812 lsa.lsa_pattern = check_hashtype(optarg);
6813 if (lsa.lsa_pattern == 0) {
6815 "%s %s: bad stripe hash type '%s'\n",
6816 progname, argv[0], optarg);
6821 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 17, 53, 0)
6824 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6825 if (strcmp(argv[optind - 1], "--index") == 0)
6827 "%s %s: warning: '--index' deprecated, use '--mdt-index' instead\n",
6830 lsa.lsa_nr_tgts = parse_targets(mdts,
6831 sizeof(mdts) / sizeof(__u32),
6832 lsa.lsa_nr_tgts, optarg, NULL);
6833 if (lsa.lsa_nr_tgts < 0) {
6835 "%s %s: invalid MDT target(s) '%s'\n",
6836 progname, argv[0], optarg);
6840 lsa.lsa_tgts = mdts;
6841 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
6842 lsa.lsa_stripe_off = mdts[0];
6844 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 15, 53, 0)
6847 "warning: '-m' is deprecated, use '--mode' or '-o' instead\n");
6856 if (!default_stripe) {
6858 "%s %s: '--max-inherit' must be specified with '-D'\n",
6863 max_inherit = strtol(optarg, &end, 10);
6864 if (errno != 0 || *end != '\0' || max_inherit < -2) {
6866 "%s %s: invalid max-inherit '%s'\n",
6867 progname, argv[0], optarg);
6870 if (max_inherit == 0) {
6871 max_inherit = LMV_INHERIT_NONE;
6872 } else if (max_inherit == -1) {
6873 max_inherit = LMV_INHERIT_UNLIMITED;
6874 } else if (max_inherit > LMV_INHERIT_MAX) {
6876 "%s %s: max-inherit %d exceeds maximum %u\n",
6877 progname, argv[0], max_inherit,
6882 case LFS_INHERIT_RR_OPT:
6883 if (!default_stripe) {
6885 "%s %s: '--max-inherit-rr' must be specified with '-D'\n",
6890 max_inherit_rr = strtol(optarg, &end, 10);
6891 if (errno != 0 || *end != '\0' || max_inherit_rr < -2) {
6893 "%s %s: invalid max-inherit-rr '%s'\n",
6894 progname, argv[0], optarg);
6897 if (max_inherit_rr == 0) {
6898 max_inherit_rr = LMV_INHERIT_RR_NONE;
6899 } else if (max_inherit_rr == -1) {
6900 max_inherit_rr = LMV_INHERIT_RR_UNLIMITED;
6901 } else if (max_inherit_rr > LMV_INHERIT_RR_MAX) {
6903 "%s %s: max-inherit-rr %d exceeds maximum %u\n",
6904 progname, argv[0], max_inherit_rr,
6905 LMV_INHERIT_RR_MAX);
6910 fprintf(stderr, "%s: unrecognized option '%s'\n",
6911 progname, argv[optind - 1]);
6918 if (optind == argc) {
6919 fprintf(stderr, "%s %s: DIR must be specified\n",
6924 if (xattr && !foreign_mode) {
6926 * only print a warning as this is armless and will be
6930 "%s %s: xattr has been specified for non-foreign layout\n",
6932 } else if (foreign_mode && !xattr) {
6934 "%s %s: xattr must be provided in foreign mode\n",
6939 if (foreign_mode && (delete || default_stripe || lsa.lsa_nr_tgts ||
6940 lsa.lsa_tgts || setstripe_args_specified(&lsa))) {
6942 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
6947 if (!delete && lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT &&
6948 lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT && !foreign_mode) {
6949 /* if no parameters set, create directory on least-used MDTs */
6950 lsa.lsa_stripe_off = -1;
6951 lsa.lsa_stripe_count = 1;
6955 (lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
6956 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)) {
6958 "%s %s: cannot specify -d with -c or -i options\n",
6964 mode = strtoul(mode_opt, &end, 8);
6967 "%s %s: bad MODE '%s'\n",
6968 progname, argv[0], mode_opt);
6971 previous_mode = umask(0);
6974 if (max_inherit_rr != LAYOUT_INHERIT_UNSET &&
6975 lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT &&
6976 lsa.lsa_stripe_off != -1) {
6978 "%s %s: max-inherit-rr is meaningless if stripe offset != -1\n",
6983 /* foreign LMV/dir case */
6985 if (argc > optind + 1) {
6987 "%s %s: cannot specify multiple foreign dirs\n",
6992 dname = argv[optind];
6993 result = llapi_dir_create_foreign(dname, mode, type, flags,
6997 "%s mkdir: can't create foreign dir '%s': %s\n",
6998 progname, dname, strerror(-result));
7003 * initialize stripe parameters, in case param is converted to specific,
7004 * i.e, 'lfs mkdir -i -1 -c N', always allocate space for lsp_tgts.
7006 param = calloc(1, offsetof(typeof(*param),
7007 lsp_tgts[lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ?
7008 lsa.lsa_stripe_count : lsa.lsa_nr_tgts]));
7011 "%s %s: cannot allocate memory for parameters: %s\n",
7012 progname, argv[0], strerror(ENOMEM));
7016 /* if "lfs setdirstripe -D -i -1" is used, assume 1-stripe directory */
7017 if (default_stripe && lsa.lsa_stripe_off == -1 &&
7018 (lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT ||
7019 lsa.lsa_stripe_count == 0))
7020 lsa.lsa_stripe_count = 1;
7021 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
7022 param->lsp_stripe_count = lsa.lsa_stripe_count;
7023 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
7024 param->lsp_stripe_offset = -1;
7026 param->lsp_stripe_offset = lsa.lsa_stripe_off;
7027 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
7028 param->lsp_stripe_pattern = lsa.lsa_pattern;
7030 param->lsp_stripe_pattern = LMV_HASH_TYPE_UNKNOWN;
7031 param->lsp_pool = lsa.lsa_pool_name;
7032 param->lsp_is_specific = false;
7033 if (default_stripe) {
7034 if (max_inherit == LAYOUT_INHERIT_UNSET)
7035 max_inherit = LMV_INHERIT_DEFAULT;
7036 if (max_inherit_rr == LAYOUT_INHERIT_UNSET)
7037 max_inherit_rr = LMV_INHERIT_RR_DEFAULT;
7038 param->lsp_max_inherit = max_inherit;
7039 param->lsp_max_inherit_rr = max_inherit_rr;
7041 if (strcmp(argv[0], "mkdir") == 0)
7042 param->lsp_is_create = true;
7043 if (lsa.lsa_nr_tgts > 1) {
7044 if (lsa.lsa_stripe_count > 0 &&
7045 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
7046 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
7048 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
7049 argv[0], lsa.lsa_stripe_count,
7055 param->lsp_is_specific = true;
7056 param->lsp_stripe_count = lsa.lsa_nr_tgts;
7057 memcpy(param->lsp_tgts, mdts, sizeof(*mdts) * lsa.lsa_nr_tgts);
7060 dname = argv[optind];
7062 if (default_stripe) {
7063 result = llapi_dir_set_default_lmv(dname, param);
7066 "%s setdirstripe: cannot set default stripe on dir '%s': %s\n",
7067 progname, dname, strerror(-result));
7071 result = llapi_dir_create(dname, mode, param);
7074 "%s setdirstripe: cannot create dir '%s': %s\n",
7075 progname, dname, strerror(-result));
7076 } while (!result && (dname = argv[++optind]));
7079 umask(previous_mode);
7086 static int lfs_rmentry(int argc, char **argv)
7093 fprintf(stderr, "error: %s: missing dirname\n",
7099 dname = argv[index];
7101 result = llapi_direntry_remove(dname);
7104 "error: %s: remove dir entry '%s' failed\n",
7108 dname = argv[++index];
7113 static int lfs_unlink_foreign(int argc, char **argv)
7120 fprintf(stderr, "error: %s: missing pathname\n",
7127 while (name != NULL) {
7128 result = llapi_unlink_foreign(name);
7131 "error: %s: unlink foreign entry '%s' failed\n",
7135 name = argv[++index];
7140 static int lfs_mv(int argc, char **argv)
7142 struct lmv_user_md lmu = { LMV_USER_MAGIC };
7143 struct find_param param = {
7150 struct option long_opts[] = {
7151 { .val = 'm', .name = "mdt", .has_arg = required_argument },
7152 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
7153 { .val = 'v', .name = "verbose", .has_arg = no_argument },
7156 while ((c = getopt_long(argc, argv, "m:M:v", long_opts, NULL)) != -1) {
7158 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
7161 "warning: '-M' deprecated, use '--mdt-index' or '-m' instead\n");
7165 lmu.lum_stripe_offset = strtoul(optarg, &end, 0);
7166 if (errno != 0 || *end != '\0' ||
7167 lmu.lum_stripe_offset >= UINT32_MAX) {
7168 fprintf(stderr, "%s mv: bad MDT index '%s'\n",
7174 param.fp_verbose = VERBOSE_DETAIL;
7177 fprintf(stderr, "%s mv: unrecognized option '%s'\n",
7178 progname, argv[optind - 1]);
7183 if (lmu.lum_stripe_offset == LMV_OFFSET_DEFAULT) {
7184 fprintf(stderr, "%s mv: MDT index must be specified\n",
7189 if (optind >= argc) {
7190 fprintf(stderr, "%s mv: DIR must be specified\n", progname);
7194 lmu.lum_hash_type = LMV_HASH_TYPE_UNKNOWN;
7196 /* initialize migrate mdt parameters */
7197 param.fp_lmv_md = &lmu;
7198 param.fp_migrate = 1;
7199 rc = llapi_migrate_mdt(argv[optind], ¶m);
7201 fprintf(stderr, "%s mv: cannot migrate '%s' to MDT%04x: %s\n",
7202 progname, argv[optind], lmu.lum_stripe_offset,
7207 static int lfs_osts(int argc, char **argv)
7209 return lfs_tgts(argc, argv);
7212 static int lfs_mdts(int argc, char **argv)
7214 return lfs_tgts(argc, argv);
7217 static int lfs_df(int argc, char **argv)
7219 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
7220 enum mntdf_flags flags = MNTDF_SHOW;
7221 int ops = LL_STATFS_LMV | LL_STATFS_LOV;
7222 int c, rc = 0, index = 0;
7223 char fsname[PATH_MAX] = "", *pool_name = NULL;
7224 struct option long_opts[] = {
7225 { .val = 'h', .name = "human-readable", .has_arg = no_argument },
7226 { .val = 'H', .name = "si", .has_arg = no_argument },
7227 { .val = 'i', .name = "inodes", .has_arg = no_argument },
7228 { .val = 'l', .name = "lazy", .has_arg = no_argument },
7229 { .val = 'p', .name = "pool", .has_arg = required_argument },
7230 { .val = 'v', .name = "verbose", .has_arg = no_argument },
7233 while ((c = getopt_long(argc, argv, "hHilp:v", long_opts, NULL)) != -1) {
7236 flags = (flags & ~MNTDF_DECIMAL) | MNTDF_COOKED;
7239 flags |= MNTDF_COOKED | MNTDF_DECIMAL;
7242 flags |= MNTDF_INODES;
7245 flags |= MNTDF_LAZY;
7251 flags |= MNTDF_VERBOSE;
7254 fprintf(stderr, "%s: unrecognized option '%s'\n",
7255 progname, argv[optind - 1]);
7259 if (optind < argc && !realpath(argv[optind], path)) {
7261 fprintf(stderr, "%s: invalid path '%s': %s\n",
7262 progname, argv[optind], strerror(-rc));
7266 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
7267 /* Check if we have a mount point */
7268 if (mntdir[0] == '\0')
7271 rc = mntdf(mntdir, fsname, pool_name, flags, ops, NULL);
7272 if (rc || path[0] != '\0')
7274 fsname[0] = '\0'; /* avoid matching in next loop */
7275 mntdir[0] = '\0'; /* avoid matching in next loop */
7281 static int print_instance(const char *mntdir, char *buf, size_t buflen,
7282 bool opt_instance, bool opt_fsname, bool opt_mntdir)
7286 if (opt_fsname == opt_instance) { /* both true or both false */
7287 rc = llapi_getname(mntdir, buf, buflen);
7288 } else if (opt_fsname) {
7290 * llapi_search_mounts() fills @buf with fsname, but that is not
7291 * called if explicit paths are specified on the command-line
7294 rc = llapi_get_fsname(mntdir, buf, buflen);
7295 } else /* if (opt_instance) */ {
7296 rc = llapi_get_instance(mntdir, buf, buflen);
7300 fprintf(stderr, "cannot get instance for '%s': %s\n",
7301 mntdir, strerror(-rc));
7306 printf("%s %s\n", buf, mntdir);
7308 printf("%s\n", buf);
7313 static int lfs_getname(int argc, char **argv)
7315 struct option long_opts[] = {
7316 { .val = 'h', .name = "help", .has_arg = no_argument },
7317 { .val = 'i', .name = "instance", .has_arg = no_argument },
7318 { .val = 'n', .name = "fsname", .has_arg = no_argument },
7320 bool opt_instance = false, opt_fsname = false;
7321 char fsname[PATH_MAX] = "";
7324 while ((c = getopt_long(argc, argv, "hin", long_opts, NULL)) != -1) {
7327 opt_instance = true;
7333 fprintf(stderr, "%s: unrecognized option '%s'\n",
7334 progname, argv[optind - 1]);
7341 if (optind == argc) { /* no paths specified, get all paths. */
7342 char mntdir[PATH_MAX] = "", path[PATH_MAX] = "";
7345 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
7346 rc2 = print_instance(mntdir, fsname, sizeof(fsname),
7347 opt_instance, opt_fsname, true);
7350 path[0] = fsname[0] = mntdir[0] = '\0';
7352 } else { /* paths specified, only attempt to search these. */
7355 /* if only one path is given, print only requested info */
7356 opt_mntdir = argc - optind > 1 || (opt_instance == opt_fsname);
7358 for (; optind < argc; optind++) {
7359 rc2 = print_instance(argv[optind], fsname,
7360 sizeof(fsname), opt_instance,
7361 opt_fsname, opt_mntdir);
7371 static int lfs_check(int argc, char **argv)
7373 char mntdir[PATH_MAX] = {'\0'};
7382 fprintf(stderr, "%s check: server type must be specified\n",
7387 obd_types[0] = obd_type1;
7388 obd_types[1] = obd_type2;
7389 obd_types[2] = obd_type3;
7391 if (strcmp(argv[1], "osts") == 0) {
7392 strcpy(obd_types[0], "osc");
7393 } else if (strcmp(argv[1], "mdts") == 0 ||
7394 strcmp(argv[1], "mds") == 0) {
7395 strcpy(obd_types[0], "mdc");
7396 } else if (strcmp(argv[1], "mgts") == 0) {
7397 strcpy(obd_types[0], "mgc");
7398 } else if (strcmp(argv[1], "all") == 0 ||
7399 strcmp(argv[1], "servers") == 0) {
7401 strcpy(obd_types[0], "osc");
7402 strcpy(obd_types[1], "mdc");
7403 strcpy(obd_types[2], "mgc");
7405 fprintf(stderr, "%s check: unrecognized option '%s'\n",
7410 rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
7411 if (rc < 0 || mntdir[0] == '\0') {
7413 "%s check: cannot find mounted Lustre filesystem: %s\n",
7414 progname, (rc < 0) ? strerror(-rc) : strerror(ENODEV));
7418 rc = llapi_target_check(num_types, obd_types, mntdir);
7420 fprintf(stderr, "%s check: cannot check target '%s': %s\n",
7421 progname, argv[1], strerror(-rc));
7426 #ifdef HAVE_SYS_QUOTA_H
7427 #define ADD_OVERFLOW(a, b) \
7428 ((((a) + (b)) < (a)) ? \
7429 ((a) = ULONG_MAX) : ((a) = (a) + (b)))
7431 /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value
7432 * returns the value or ULONG_MAX on integer overflow or incorrect format
7434 * 1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w)
7435 * 2. specifiers may be encountered multiple times (2s3s is 5 seconds)
7436 * 3. empty integer value is interpreted as 0
7438 static unsigned long str2sec(const char *timestr)
7440 const char spec[] = "smhdw";
7441 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
7442 unsigned long val = 0;
7445 if (strpbrk(timestr, spec) == NULL) {
7447 * no specifiers inside the time string,
7448 * should treat it as an integer value
7450 val = strtoul(timestr, &tail, 10);
7451 return *tail ? ULONG_MAX : val;
7454 /* format string is XXwXXdXXhXXmXXs */
7460 v = strtoul(timestr, &tail, 10);
7461 if (v == ULONG_MAX || *tail == '\0')
7463 * value too large (ULONG_MAX or more)
7464 * or missing specifier
7468 ptr = strchr(spec, *tail);
7470 /* unknown specifier */
7475 /* check if product will overflow the type */
7476 if (!(v < ULONG_MAX / mult[ind]))
7479 ADD_OVERFLOW(val, mult[ind] * v);
7480 if (val == ULONG_MAX)
7492 #define ARG2ULL(nr, str, def_units) \
7494 unsigned long long limit, units = def_units; \
7497 rc = llapi_parse_size(str, &limit, &units, 1); \
7499 fprintf(stderr, "%s: invalid limit '%s'\n", \
7506 static inline int has_times_option(int argc, char **argv)
7510 for (i = 1; i < argc; i++)
7511 if (!strcmp(argv[i], "-t"))
7517 static inline int lfs_verify_poolarg(char *pool)
7519 if (strnlen(optarg, LOV_MAXPOOLNAME + 1) > LOV_MAXPOOLNAME) {
7521 "Pool name '%.*s' is longer than %d\n",
7522 LOV_MAXPOOLNAME, pool, LOV_MAXPOOLNAME);
7528 int lfs_setquota_times(int argc, char **argv, struct if_quotactl *qctl)
7531 char *mnt, *obd_type = (char *)qctl->obd_type;
7532 struct obd_dqblk *dqb = &qctl->qc_dqblk;
7533 struct obd_dqinfo *dqi = &qctl->qc_dqinfo;
7534 struct option long_opts[] = {
7535 { .val = 'b', .name = "block-grace", .has_arg = required_argument },
7536 { .val = 'g', .name = "group", .has_arg = no_argument },
7537 { .val = 'h', .name = "help", .has_arg = no_argument },
7538 { .val = 'i', .name = "inode-grace", .has_arg = required_argument },
7539 { .val = 'p', .name = "projid", .has_arg = no_argument },
7540 { .val = 't', .name = "times", .has_arg = no_argument },
7541 { .val = 'u', .name = "user", .has_arg = no_argument },
7542 { .val = LFS_POOL_OPT,
7543 .name = "pool", .has_arg = required_argument },
7547 qctl->qc_cmd = LUSTRE_Q_SETINFO;
7548 qctl->qc_type = ALLQUOTA;
7550 while ((c = getopt_long(argc, argv, "b:ghi:ptu",
7551 long_opts, NULL)) != -1) {
7562 if (qctl->qc_type != ALLQUOTA) {
7564 "%s: -u/g/p cannot be used more than once\n",
7568 qctl->qc_type = qtype;
7571 if (strncmp(optarg, NOTIFY_GRACE,
7572 strlen(NOTIFY_GRACE)) == 0) {
7573 dqi->dqi_bgrace = NOTIFY_GRACE_TIME;
7575 dqi->dqi_bgrace = str2sec(optarg);
7576 if (dqi->dqi_bgrace >= NOTIFY_GRACE_TIME) {
7578 "%s: bad block-grace: %s\n",
7583 dqb->dqb_valid |= QIF_BTIME;
7586 if (strncmp(optarg, NOTIFY_GRACE,
7587 strlen(NOTIFY_GRACE)) == 0) {
7588 dqi->dqi_igrace = NOTIFY_GRACE_TIME;
7590 dqi->dqi_igrace = str2sec(optarg);
7591 if (dqi->dqi_igrace >= NOTIFY_GRACE_TIME) {
7593 "%s: bad inode-grace: %s\n",
7598 dqb->dqb_valid |= QIF_ITIME;
7600 case 't': /* Yes, of course! */
7603 if (lfs_verify_poolarg(optarg))
7605 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
7606 qctl->qc_cmd = LUSTRE_Q_SETINFOPOOL;
7608 /* getopt prints error message for us when opterr != 0 */
7610 fprintf(stderr, "%s: unrecognized option '%s'\n",
7611 progname, argv[optind - 1]);
7618 if (qctl->qc_type == ALLQUOTA) {
7619 fprintf(stderr, "%s: neither -u, -g nor -p specified\n",
7624 if (optind != argc - 1) {
7625 fprintf(stderr, "%s: unexpected parameter '%s'\n",
7626 progname, argv[optind + 1]);
7631 rc = llapi_quotactl(mnt, qctl);
7634 fprintf(stderr, "%s %s ", obd_type,
7635 obd_uuid2str(&qctl->obd_uuid));
7636 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
7643 #define BSLIMIT (1 << 0)
7644 #define BHLIMIT (1 << 1)
7645 #define ISLIMIT (1 << 2)
7646 #define IHLIMIT (1 << 3)
7648 int lfs_setquota(int argc, char **argv)
7651 struct if_quotactl *qctl;
7652 char *mnt, *obd_type;
7653 struct obd_dqblk *dqb;
7654 struct option long_opts[] = {
7655 { .val = 'b', .name = "block-softlimit",
7656 .has_arg = required_argument },
7657 { .val = 'B', .name = "block-hardlimit",
7658 .has_arg = required_argument },
7659 { .val = 'd', .name = "default", .has_arg = no_argument },
7660 { .val = 'g', .name = "group", .has_arg = required_argument },
7661 { .val = 'G', .name = "default-grp", .has_arg = no_argument },
7662 { .val = 'h', .name = "help", .has_arg = no_argument },
7663 { .val = 'i', .name = "inode-softlimit",
7664 .has_arg = required_argument },
7665 { .val = 'I', .name = "inode-hardlimit",
7666 .has_arg = required_argument },
7667 { .val = 'p', .name = "projid", .has_arg = required_argument },
7668 { .val = 'P', .name = "default-prj", .has_arg = no_argument },
7669 { .val = 'u', .name = "user", .has_arg = required_argument },
7670 { .val = 'U', .name = "default-usr", .has_arg = no_argument },
7671 { .val = LFS_POOL_OPT,
7672 .name = "pool", .has_arg = required_argument },
7674 unsigned int limit_mask = 0;
7675 bool use_default = false;
7676 int qtype, qctl_len;
7678 qctl_len = sizeof(*qctl) + LOV_MAXPOOLNAME + 1;
7679 qctl = malloc(qctl_len);
7683 memset(qctl, 0, qctl_len);
7684 obd_type = (char *)qctl->obd_type;
7685 dqb = &qctl->qc_dqblk;
7687 if (has_times_option(argc, argv)) {
7688 rc = lfs_setquota_times(argc, argv, qctl);
7692 qctl->qc_cmd = LUSTRE_Q_SETQUOTA;
7693 qctl->qc_type = ALLQUOTA; /* ALLQUOTA makes no sense for setquota,
7694 * so it can be used as a marker that qc_type
7695 * isn't reinitialized from command line
7698 while ((c = getopt_long(argc, argv, "b:B:dg:Ghi:I:p:Pu:U",
7699 long_opts, NULL)) != -1) {
7702 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7705 goto quota_type_def;
7708 rc = name2uid(&qctl->qc_id, optarg);
7711 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7714 goto quota_type_def;
7717 rc = name2gid(&qctl->qc_id, optarg);
7720 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7723 goto quota_type_def;
7726 rc = name2projid(&qctl->qc_id, optarg);
7729 if (str2quotaid(&qctl->qc_id, optarg)) {
7731 "%s setquota: invalid id '%s'\n",
7738 if (qctl->qc_id == 0) {
7740 "%s setquota: can't set quota for root usr/group/project.\n",
7747 if (qctl->qc_type != ALLQUOTA) {
7749 "%s setquota: only one of -u, -U, -g, -G, -p or -P may be specified\n",
7754 qctl->qc_type = qtype;
7757 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7761 ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
7762 dqb->dqb_bsoftlimit >>= 10;
7763 limit_mask |= BSLIMIT;
7764 if (dqb->dqb_bsoftlimit &&
7765 dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
7767 "%s setquota: warning: block softlimit '%llu' smaller than minimum qunit size\nSee '%s help setquota' or Lustre manual for details\n",
7769 (unsigned long long)dqb->dqb_bsoftlimit,
7773 ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
7774 dqb->dqb_bhardlimit >>= 10;
7775 limit_mask |= BHLIMIT;
7776 if (dqb->dqb_bhardlimit &&
7777 dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
7779 "%s setquota: warning: block hardlimit '%llu' smaller than minimum qunit size\n"
7780 "See '%s help setquota' or Lustre manual for details\n",
7782 (unsigned long long)dqb->dqb_bhardlimit,
7786 ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
7787 limit_mask |= ISLIMIT;
7788 if (dqb->dqb_isoftlimit &&
7789 dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
7791 "%s setquota: warning: inode softlimit '%llu' smaller than minimum qunit size\nSee '%s help setquota' or Lustre manual for details\n",
7793 (unsigned long long)dqb->dqb_isoftlimit,
7797 ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
7798 limit_mask |= IHLIMIT;
7799 if (dqb->dqb_ihardlimit &&
7800 dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
7802 "%s setquota: warning: inode hardlimit '%llu' smaller than minimum qunit size\nSee '%s help setquota' or Lustre manual for details\n",
7804 (unsigned long long)dqb->dqb_ihardlimit,
7808 if (lfs_verify_poolarg(optarg)) {
7812 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
7813 qctl->qc_cmd = qctl->qc_cmd == LUSTRE_Q_SETDEFAULT ?
7814 LUSTRE_Q_SETDEFAULT_POOL :
7815 LUSTRE_Q_SETQUOTAPOOL;
7819 "%s setquota: unrecognized option '%s'\n",
7820 progname, argv[optind - 1]);
7828 if (qctl->qc_type == ALLQUOTA) {
7830 "%s setquota: either -u or -g must be specified\n",
7836 if (!use_default && limit_mask == 0) {
7838 "%s setquota: at least one limit must be specified\n",
7844 if (use_default && limit_mask != 0) {
7846 "%s setquota: limits should not be specified when using default quota\n",
7852 if (use_default && qctl->qc_id == 0) {
7854 "%s setquota: can not set default quota for root user/group/project\n",
7860 if (optind != argc - 1) {
7862 "%s setquota: filesystem not specified or unexpected argument '%s'\n",
7863 progname, argv[optind]);
7871 dqb->dqb_bhardlimit = 0;
7872 dqb->dqb_bsoftlimit = 0;
7873 dqb->dqb_ihardlimit = 0;
7874 dqb->dqb_isoftlimit = 0;
7877 dqb->dqb_valid |= QIF_LIMITS | QIF_TIMES;
7878 /* do not set inode limits for Pool Quotas */
7879 if (qctl->qc_cmd == LUSTRE_Q_SETDEFAULT_POOL)
7880 dqb->dqb_valid ^= QIF_ILIMITS | QIF_ITIME;
7881 } else if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
7882 (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
7883 /* sigh, we can't just set blimits/ilimits */
7884 struct if_quotactl tmp_qctl = {.qc_cmd = LUSTRE_Q_GETQUOTA,
7885 .qc_type = qctl->qc_type,
7886 .qc_id = qctl->qc_id};
7888 rc = llapi_quotactl(mnt, &tmp_qctl);
7892 if (!(limit_mask & BHLIMIT))
7893 dqb->dqb_bhardlimit = tmp_qctl.qc_dqblk.dqb_bhardlimit;
7894 if (!(limit_mask & BSLIMIT))
7895 dqb->dqb_bsoftlimit = tmp_qctl.qc_dqblk.dqb_bsoftlimit;
7896 if (!(limit_mask & IHLIMIT))
7897 dqb->dqb_ihardlimit = tmp_qctl.qc_dqblk.dqb_ihardlimit;
7898 if (!(limit_mask & ISLIMIT))
7899 dqb->dqb_isoftlimit = tmp_qctl.qc_dqblk.dqb_isoftlimit;
7901 /* Keep grace times if we have got no softlimit arguments */
7902 if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) {
7903 dqb->dqb_valid |= QIF_BTIME;
7904 dqb->dqb_btime = tmp_qctl.qc_dqblk.dqb_btime;
7907 if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
7908 dqb->dqb_valid |= QIF_ITIME;
7909 dqb->dqb_itime = tmp_qctl.qc_dqblk.dqb_itime;
7913 dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
7914 dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
7916 rc = llapi_quotactl(mnt, qctl);
7920 "%s setquota: cannot quotactl '%s' '%s': %s",
7922 obd_uuid2str(&qctl->obd_uuid), strerror(-rc));
7929 /* Converts seconds value into format string
7930 * result is returned in buf
7932 * 1. result is in descenting order: 1w2d3h4m5s
7933 * 2. zero fields are not filled (except for p. 3): 5d1s
7934 * 3. zero seconds value is presented as "0s"
7936 static char *__sec2str(time_t seconds, char *buf)
7938 const char spec[] = "smhdw";
7939 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
7944 for (i = ARRAY_SIZE(mult) - 1 ; i >= 0; i--) {
7945 c = seconds / mult[i];
7947 if (c > 0 || (i == 0 && buf == tail))
7948 tail += scnprintf(tail, 40-(tail-buf), "%lu%c", c,
7957 static void sec2str(time_t seconds, char *buf, int rc)
7964 tail = __sec2str(seconds, tail);
7966 if (rc && tail - buf < 39) {
7972 static void diff2str(time_t seconds, char *buf, time_t now)
7977 if (seconds <= now) {
7978 strcpy(buf, "none");
7981 __sec2str(seconds - now, buf);
7984 static void print_quota_title(char *name, struct if_quotactl *qctl,
7985 bool human_readable, bool show_default)
7988 printf("Disk default %s quota:\n", qtype_name(qctl->qc_type));
7989 printf("%15s %8s%8s%8s %8s%8s%8s\n",
7990 "Filesystem", "bquota", "blimit", "bgrace",
7991 "iquota", "ilimit", "igrace");
7993 printf("Disk quotas for %s %s (%cid %u):\n",
7994 qtype_name(qctl->qc_type), name,
7995 *qtype_name(qctl->qc_type), qctl->qc_id);
7996 printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
7997 "Filesystem", human_readable ? "used" : "kbytes",
7998 "quota", "limit", "grace",
7999 "files", "quota", "limit", "grace");
8003 static void kbytes2str(__u64 num, char *buf, int buflen, bool h)
8006 snprintf(buf, buflen, "%ju", (uintmax_t)num);
8009 snprintf(buf, buflen, "%5.4gP",
8010 (double)num / ((__u64)1 << 40));
8012 snprintf(buf, buflen, "%5.4gT",
8013 (double)num / (1 << 30));
8015 snprintf(buf, buflen, "%5.4gG",
8016 (double)num / (1 << 20));
8018 snprintf(buf, buflen, "%5.4gM",
8019 (double)num / (1 << 10));
8021 snprintf(buf, buflen, "%ju%s", (uintmax_t)num, "k");
8025 #define STRBUF_LEN 24
8026 static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
8027 int rc, bool h, bool show_default)
8033 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA ||
8034 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ||
8035 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT ||
8036 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT_POOL) {
8037 int bover = 0, iover = 0;
8038 struct obd_dqblk *dqb = &qctl->qc_dqblk;
8039 char numbuf[3][STRBUF_LEN + 2]; /* 2 for brackets or wildcard */
8041 char strbuf[STRBUF_LEN];
8043 if (dqb->dqb_bhardlimit &&
8044 lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
8046 } else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
8047 if (dqb->dqb_btime > now)
8053 if (dqb->dqb_ihardlimit &&
8054 dqb->dqb_curinodes >= dqb->dqb_ihardlimit) {
8056 } else if (dqb->dqb_isoftlimit && dqb->dqb_itime) {
8057 if (dqb->dqb_itime > now)
8063 if (strlen(mnt) > 15)
8064 printf("%s\n%15s", mnt, "");
8066 printf("%15s", mnt);
8069 diff2str(dqb->dqb_btime, timebuf, now);
8070 else if (show_default)
8071 snprintf(timebuf, sizeof(timebuf), "%llu",
8072 (unsigned long long)dqb->dqb_btime);
8074 kbytes2str(lustre_stoqb(dqb->dqb_curspace),
8075 strbuf, sizeof(strbuf), h);
8076 if (rc == -EREMOTEIO)
8077 sprintf(numbuf[0], "%s*", strbuf);
8079 sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
8080 "%s" : "[%s]", strbuf);
8082 kbytes2str(dqb->dqb_bsoftlimit, strbuf, sizeof(strbuf), h);
8083 if (type == QC_GENERAL)
8084 sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
8085 "%s" : "[%s]", strbuf);
8087 sprintf(numbuf[1], "%s", "-");
8089 kbytes2str(dqb->dqb_bhardlimit, strbuf, sizeof(strbuf), h);
8090 sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
8091 "%s" : "[%s]", strbuf);
8094 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
8096 printf(" %7s%c %6s %7s %7s",
8097 numbuf[0], bover ? '*' : ' ', numbuf[1],
8098 numbuf[2], bover > 1 ? timebuf : "-");
8101 diff2str(dqb->dqb_itime, timebuf, now);
8102 else if (show_default)
8103 snprintf(timebuf, sizeof(timebuf), "%llu",
8104 (unsigned long long)dqb->dqb_itime);
8106 snprintf(numbuf[0], sizeof(numbuf),
8107 (dqb->dqb_valid & QIF_INODES) ? "%ju" : "[%ju]",
8108 (uintmax_t)dqb->dqb_curinodes);
8110 if (type == QC_GENERAL)
8111 sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
8113 (uintmax_t)dqb->dqb_isoftlimit);
8115 sprintf(numbuf[1], "%s", "-");
8117 sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
8118 "%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
8121 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
8122 else if (type != QC_OSTIDX)
8123 printf(" %7s%c %6s %7s %7s",
8124 numbuf[0], iover ? '*' : ' ', numbuf[1],
8125 numbuf[2], iover > 1 ? timebuf : "-");
8127 printf(" %7s %7s %7s %7s", "-", "-", "-", "-");
8129 } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO || LUSTRE_Q_GETINFOPOOL ||
8130 qctl->qc_cmd == Q_GETOINFO) {
8134 if (qctl->qc_dqinfo.dqi_bgrace == NOTIFY_GRACE_TIME)
8135 strncpy(bgtimebuf, NOTIFY_GRACE, 40);
8137 sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf, rc);
8138 if (qctl->qc_dqinfo.dqi_igrace == NOTIFY_GRACE_TIME)
8139 strncpy(igtimebuf, NOTIFY_GRACE, 40);
8141 sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf, rc);
8143 printf("Block grace time: %s; Inode grace time: %s\n",
8144 bgtimebuf, igtimebuf);
8148 static int tgt_name2index(const char *tgtname, unsigned int *idx)
8152 /* format is "lustre-OST0001" */
8153 dash = memchr(tgtname, '-', LUSTRE_MAXFSNAME + 1);
8155 fprintf(stderr, "wrong tgtname format '%s'\n", tgtname);
8160 *idx = strtoul(dash, &endp, 16);
8161 if (*idx > 0xffff) {
8162 fprintf(stderr, "wrong index %s\n", tgtname);
8169 static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
8170 bool h, __u64 *total)
8172 int rc = 0, rc1 = 0, count = 0, i = 0;
8173 char **list = NULL, *buffer = NULL;
8174 __u32 valid = qctl->qc_valid;
8176 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL && is_mdt)
8179 /* Is it correct for the case OST0000, OST0002, OST0003 -
8180 * we will ask OST0001 that is absent and won't ask OST0003? */
8181 rc = llapi_get_obd_count(mnt, &count, is_mdt);
8183 fprintf(stderr, "can not get %s count: %s\n",
8184 is_mdt ? "mdt" : "ost", strerror(-rc));
8188 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
8189 char fname[PATH_MAX];
8190 char fsname[LUSTRE_MAXFSNAME + 1];
8191 int bufsize = sizeof(struct obd_uuid) * count;
8193 rc = llapi_search_fsname(mnt, fsname);
8195 fprintf(stderr, "cannot get fsname for mountpoint %s\n",
8199 buffer = malloc(bufsize + sizeof(*list) * count);
8202 list = (char **)(buffer + bufsize);
8203 snprintf(fname, PATH_MAX, "%s.%s", fsname, qctl->qc_poolname);
8204 count = llapi_get_poolmembers(fname, list, count,
8210 for (i = 0; i < count; i++) {
8211 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
8214 if (tgt_name2index(list[i], &index))
8216 qctl->qc_idx = index;
8221 qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX;
8222 rc = llapi_quotactl(mnt, qctl);
8224 /* It is remote client case. */
8225 if (rc == -EOPNOTSUPP) {
8232 fprintf(stderr, "quotactl %s%d failed.\n",
8233 is_mdt ? "mdt" : "ost", qctl->qc_idx);
8237 print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
8238 qctl->qc_valid, 0, h, false);
8239 *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
8240 qctl->qc_dqblk.dqb_bhardlimit;
8245 qctl->qc_valid = valid;
8249 static int get_print_quota(char *mnt, char *name, struct if_quotactl *qctl,
8250 int verbose, int quiet, bool human_readable,
8253 int rc1 = 0, rc2 = 0, rc3 = 0;
8254 char *obd_type = (char *)qctl->obd_type;
8255 char *obd_uuid = (char *)qctl->obd_uuid.uuid;
8256 __u64 total_ialloc = 0, total_balloc = 0;
8257 bool use_default_for_blk = false;
8258 bool use_default_for_file = false;
8261 rc1 = llapi_quotactl(mnt, qctl);
8265 fprintf(stderr, "%s quotas are not enabled.\n",
8266 qtype_name(qctl->qc_type));
8269 fprintf(stderr, "Permission denied.\n");
8272 /* We already got error message. */
8275 fprintf(stderr, "Unexpected quotactl error: %s\n",
8280 if (!show_default && qctl->qc_id == 0) {
8281 qctl->qc_dqblk.dqb_bhardlimit = 0;
8282 qctl->qc_dqblk.dqb_bsoftlimit = 0;
8283 qctl->qc_dqblk.dqb_ihardlimit = 0;
8284 qctl->qc_dqblk.dqb_isoftlimit = 0;
8285 qctl->qc_dqblk.dqb_btime = 0;
8286 qctl->qc_dqblk.dqb_itime = 0;
8287 qctl->qc_dqblk.dqb_valid |= QIF_LIMITS | QIF_TIMES;
8290 if (qctl->qc_dqblk.dqb_valid & QIF_BTIME &&
8291 LQUOTA_FLAG(qctl->qc_dqblk.dqb_btime) & LQUOTA_FLAG_DEFAULT) {
8292 use_default_for_blk = true;
8293 qctl->qc_dqblk.dqb_btime &= LQUOTA_GRACE_MASK;
8296 if (qctl->qc_dqblk.dqb_valid & QIF_ITIME &&
8297 LQUOTA_FLAG(qctl->qc_dqblk.dqb_itime) & LQUOTA_FLAG_DEFAULT) {
8298 use_default_for_file = true;
8299 qctl->qc_dqblk.dqb_itime &= LQUOTA_GRACE_MASK;
8302 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8303 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ||
8304 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT_POOL ||
8305 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) && !quiet)
8306 print_quota_title(name, qctl, human_readable, show_default);
8308 if (rc1 && *obd_type)
8309 fprintf(stderr, "%s %s ", obd_type, obd_uuid);
8311 if (qctl->qc_valid != QC_GENERAL)
8314 inacc = (qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8315 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) &&
8316 ((qctl->qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
8317 (QIF_LIMITS|QIF_USAGE));
8319 print_quota(mnt, qctl, QC_GENERAL, rc1, human_readable, show_default);
8321 if (!show_default && verbose &&
8322 qctl->qc_valid == QC_GENERAL && qctl->qc_cmd != LUSTRE_Q_GETINFO &&
8323 qctl->qc_cmd != LUSTRE_Q_GETINFOPOOL) {
8324 char strbuf[STRBUF_LEN];
8326 rc2 = print_obd_quota(mnt, qctl, 1, human_readable,
8328 rc3 = print_obd_quota(mnt, qctl, 0, human_readable,
8330 kbytes2str(total_balloc, strbuf, sizeof(strbuf),
8332 printf("Total allocated inode limit: %ju, total allocated block limit: %s\n",
8333 (uintmax_t)total_ialloc, strbuf);
8336 if (use_default_for_blk)
8337 printf("%cid %u is using default block quota setting\n",
8338 *qtype_name(qctl->qc_type), qctl->qc_id);
8340 if (use_default_for_file)
8341 printf("%cid %u is using default file quota setting\n",
8342 *qtype_name(qctl->qc_type), qctl->qc_id);
8344 if (rc1 || rc2 || rc3 || inacc)
8345 printf("Some errors happened when getting quota info. Some devices may be not working or deactivated. The data in \"[]\" is inaccurate.\n");
8359 static int lfs_project(int argc, char **argv)
8361 int ret = 0, err = 0, c, i;
8362 struct project_handle_control phc = { 0 };
8363 enum lfs_project_ops_t op;
8366 phc.assign_projid = false;
8367 /* default action */
8368 op = LFS_PROJECT_LIST;
8370 while ((c = getopt(argc, argv, "p:cCsdkr0")) != -1) {
8373 if (op != LFS_PROJECT_LIST) {
8375 "%s: cannot specify '-c' '-C' '-s' together\n",
8380 op = LFS_PROJECT_CHECK;
8383 if (op != LFS_PROJECT_LIST) {
8385 "%s: cannot specify '-c' '-C' '-s' together\n",
8390 op = LFS_PROJECT_CLEAR;
8393 if (op != LFS_PROJECT_LIST) {
8395 "%s: cannot specify '-c' '-C' '-s' together\n",
8400 phc.set_inherit = true;
8401 op = LFS_PROJECT_SET;
8407 phc.keep_projid = true;
8410 phc.recursive = true;
8413 if (str2quotaid(&phc.projid, optarg)) {
8415 "Invalid project ID: %s\n",
8420 phc.assign_projid = true;
8424 phc.newline = false;
8427 fprintf(stderr, "%s: invalid option '%c'\n",
8433 if (phc.assign_projid && op == LFS_PROJECT_LIST) {
8434 op = LFS_PROJECT_SET;
8435 phc.set_projid = true;
8436 } else if (phc.assign_projid && op == LFS_PROJECT_SET) {
8437 phc.set_projid = true;
8441 case LFS_PROJECT_CHECK:
8442 if (phc.keep_projid) {
8444 "%s: '-k' is useless together with '-c'\n",
8449 case LFS_PROJECT_CLEAR:
8452 "%s: '-0' is useless together with '-C'\n",
8456 if (phc.assign_projid) {
8458 "%s: '-p' is useless together with '-C'\n",
8463 case LFS_PROJECT_SET:
8466 "%s: '-0' is useless together with '-s'\n",
8470 if (phc.keep_projid) {
8472 "%s: '-k' is useless together with '-s'\n",
8480 "%s: '-0' is useless for list operations\n",
8490 fprintf(stderr, "%s: missing file or directory target(s)\n",
8495 for (i = 0; i < argc; i++) {
8497 case LFS_PROJECT_CHECK:
8498 err = lfs_project_check(argv[i], &phc);
8500 case LFS_PROJECT_LIST:
8501 err = lfs_project_list(argv[i], &phc);
8503 case LFS_PROJECT_CLEAR:
8504 err = lfs_project_clear(argv[i], &phc);
8506 case LFS_PROJECT_SET:
8507 err = lfs_project_set(argv[i], &phc);
8519 static int lfs_quota(int argc, char **argv)
8522 char *mnt, *name = NULL;
8523 struct if_quotactl *qctl;
8525 int rc = 0, rc1 = 0, verbose = 0, quiet = 0;
8526 __u32 valid = QC_GENERAL, idx = 0;
8527 bool human_readable = false;
8528 bool show_default = false;
8530 bool show_pools = false;
8531 struct option long_opts[] = {
8532 { .val = LFS_POOL_OPT, .name = "pool", .has_arg = optional_argument },
8534 char **poollist = NULL;
8538 qctl = calloc(1, sizeof(*qctl) + LOV_MAXPOOLNAME + 1);
8542 qctl->qc_cmd = LUSTRE_Q_GETQUOTA;
8543 qctl->qc_type = ALLQUOTA;
8544 obd_uuid = (char *)qctl->obd_uuid.uuid;
8546 while ((c = getopt_long(argc, argv, "gGi:I:o:pPqtuUvh",
8547 long_opts, NULL)) != -1) {
8550 show_default = true;
8555 show_default = true;
8560 show_default = true;
8564 if (qctl->qc_type != ALLQUOTA) {
8566 "%s quota: only one of -u, -g, or -p may be specified\n",
8571 qctl->qc_type = qtype;
8574 qctl->qc_cmd = LUSTRE_Q_GETINFO;
8577 valid = qctl->qc_valid = QC_UUID;
8578 snprintf(obd_uuid, sizeof(*obd_uuid), "%s", optarg);
8581 valid = qctl->qc_valid = QC_MDTIDX;
8582 idx = qctl->qc_idx = atoi(optarg);
8583 if (idx == 0 && *optarg != '0') {
8585 "%s quota: invalid MDT index '%s'\n",
8592 valid = qctl->qc_valid = QC_OSTIDX;
8593 idx = qctl->qc_idx = atoi(optarg);
8594 if (idx == 0 && *optarg != '0') {
8596 "%s quota: invalid OST index '%s'\n",
8609 human_readable = true;
8612 if ((!optarg) && (argv[optind] != NULL) &&
8613 (argv[optind][0] != '-') &&
8614 (argv[optind][0] != '/')) {
8615 optarg = argv[optind++];
8616 if (lfs_verify_poolarg(optarg)) {
8620 strncpy(qctl->qc_poolname, optarg,
8622 if (qctl->qc_cmd == LUSTRE_Q_GETINFO)
8623 qctl->qc_cmd = LUSTRE_Q_GETINFOPOOL;
8625 qctl->qc_cmd = LUSTRE_Q_GETQUOTAPOOL;
8629 /* optarg is NULL */
8631 qctl->qc_cmd = LUSTRE_Q_GETQUOTAPOOL;
8634 fprintf(stderr, "%s quota: unrecognized option '%s'\n",
8635 progname, argv[optind - 1]);
8641 /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
8642 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8643 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) &&
8644 qctl->qc_type == ALLQUOTA &&
8645 optind == argc - 1 && !show_default) {
8648 for (qtype = USRQUOTA; qtype <= GRPQUOTA; qtype++) {
8649 qctl->qc_type = qtype;
8650 qctl->qc_valid = valid;
8651 if (qtype == USRQUOTA) {
8652 qctl->qc_id = geteuid();
8653 rc = uid2name(&name, qctl->qc_id);
8655 qctl->qc_id = getegid();
8656 rc = gid2name(&name, qctl->qc_id);
8657 memset(&qctl->qc_dqblk, 0,
8658 sizeof(qctl->qc_dqblk));
8663 rc1 = get_print_quota(mnt, name, qctl, verbose, quiet,
8664 human_readable, show_default);
8669 /* lfs quota -u username /path/to/lustre/mount */
8670 } else if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8671 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
8672 /* options should be followed by u/g-name and mntpoint */
8673 if ((!show_default && optind + 2 != argc) ||
8674 (show_default && optind + 1 != argc) ||
8675 qctl->qc_type == ALLQUOTA) {
8677 "%s quota: name and mount point must be specified\n",
8683 if (!show_default) {
8684 name = argv[optind++];
8685 switch (qctl->qc_type) {
8687 rc = name2uid(&qctl->qc_id, name);
8690 rc = name2gid(&qctl->qc_id, name);
8693 rc = name2projid(&qctl->qc_id, name);
8700 qctl->qc_valid = QC_GENERAL;
8701 qctl->qc_cmd = qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ?
8702 LUSTRE_Q_GETDEFAULT_POOL :
8703 LUSTRE_Q_GETDEFAULT;
8708 if (str2quotaid(&qctl->qc_id, name)) {
8709 fprintf(stderr, "%s quota: invalid id '%s'\n",
8715 } else if (optind + 1 != argc || qctl->qc_type == ALLQUOTA) {
8716 fprintf(stderr, "%s quota: missing quota info argument(s)\n",
8727 rc = llapi_get_poolbuf(mnt, &buf, &poollist, &poolcount);
8731 for (i = 0; i < poolcount; i++) {
8732 p = memchr(poollist[i], '.', MAXNAMLEN);
8734 fprintf(stderr, "bad string format %.*s\n",
8735 MAXNAMLEN, poollist[i]);
8740 printf("Quotas for pool: %s\n", p);
8741 strncpy(qctl->qc_poolname, p, LOV_MAXPOOLNAME);
8742 rc = get_print_quota(mnt, name, qctl, verbose, quiet,
8743 human_readable, show_default);
8750 rc = get_print_quota(mnt, name, qctl, verbose, quiet,
8751 human_readable, show_default);
8757 #endif /* HAVE_SYS_QUOTA_H! */
8759 static int flushctx_ioctl(char *mp)
8763 fd = open(mp, O_RDONLY);
8765 fprintf(stderr, "flushctx: error open %s: %s\n",
8766 mp, strerror(errno));
8770 rc = ioctl(fd, LL_IOC_FLUSHCTX);
8772 fprintf(stderr, "flushctx: error ioctl %s: %s\n",
8773 mp, strerror(errno));
8779 static int lfs_flushctx(int argc, char **argv)
8781 int kdestroy = 0, reap = 0, c;
8782 char mntdir[PATH_MAX] = {'\0'};
8786 while ((c = getopt(argc, argv, "kr")) != -1) {
8796 "error: %s: option '-%c' unrecognized\n",
8803 rc = system("kdestroy > /dev/null");
8805 rc = WEXITSTATUS(rc);
8807 "error destroying tickets: %d, continuing\n",
8812 if (optind >= argc) {
8813 /* flush for all mounted lustre fs. */
8814 while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
8815 /* Check if we have a mount point */
8816 if (mntdir[0] == '\0')
8819 if (flushctx_ioctl(mntdir))
8822 mntdir[0] = '\0'; /* avoid matching in next loop */
8825 /* flush fs as specified */
8826 while (optind < argc) {
8827 if (flushctx_ioctl(argv[optind++]))
8833 rc = system("keyctl reap > /dev/null");
8835 rc = WEXITSTATUS(rc);
8836 fprintf(stderr, "error reaping keyring: %d\n", rc);
8843 static int lfs_changelog(int argc, char **argv)
8845 void *changelog_priv;
8846 struct changelog_rec *rec;
8847 long long startrec = 0, endrec = 0;
8849 struct option long_opts[] = {
8850 { .val = 'f', .name = "follow", .has_arg = no_argument },
8852 char short_opts[] = "f";
8855 while ((rc = getopt_long(argc, argv, short_opts,
8856 long_opts, NULL)) != -1) {
8863 "%s changelog: unrecognized option '%s'\n",
8864 progname, argv[optind - 1]);
8868 if (optind >= argc) {
8869 fprintf(stderr, "%s changelog: mdtname must be specified\n",
8874 mdd = argv[optind++];
8875 if (argc > optind) {
8877 startrec = strtoll(argv[optind++], NULL, 10);
8878 if (errno != 0 || startrec < 0) {
8880 "%s changelog: bad startrec\n",
8886 if (argc > optind) {
8888 endrec = strtoll(argv[optind++], NULL, 10);
8889 if (errno != 0 || endrec < 0) {
8891 "%s changelog: bad endrec\n",
8897 rc = llapi_changelog_start(&changelog_priv,
8898 CHANGELOG_FLAG_BLOCK |
8899 CHANGELOG_FLAG_JOBID |
8900 CHANGELOG_FLAG_EXTRA_FLAGS |
8901 (follow ? CHANGELOG_FLAG_FOLLOW : 0),
8904 fprintf(stderr, "%s changelog: cannot start changelog: %s\n",
8905 progname, strerror(errno = -rc));
8909 rc = llapi_changelog_set_xflags(changelog_priv,
8910 CHANGELOG_EXTRA_FLAG_UIDGID |
8911 CHANGELOG_EXTRA_FLAG_NID |
8912 CHANGELOG_EXTRA_FLAG_OMODE |
8913 CHANGELOG_EXTRA_FLAG_XATTR);
8916 "%s changelog: cannot set xflags for changelog: %s\n",
8917 progname, strerror(errno = -rc));
8921 while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
8925 if (endrec && rec->cr_index > endrec) {
8926 llapi_changelog_free(&rec);
8929 if (rec->cr_index < startrec) {
8930 llapi_changelog_free(&rec);
8934 secs = rec->cr_time >> 30;
8935 gmtime_r(&secs, &ts);
8936 printf("%ju %02d%-5s %02d:%02d:%02d.%09d %04d.%02d.%02d "
8937 "0x%x t="DFID, (uintmax_t)rec->cr_index, rec->cr_type,
8938 changelog_type2str(rec->cr_type),
8939 ts.tm_hour, ts.tm_min, ts.tm_sec,
8940 (int)(rec->cr_time & ((1 << 30) - 1)),
8941 ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
8942 rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
8944 if (rec->cr_flags & CLF_JOBID) {
8945 struct changelog_ext_jobid *jid =
8946 changelog_rec_jobid(rec);
8948 if (jid->cr_jobid[0] != '\0')
8949 printf(" j=%s", jid->cr_jobid);
8952 if (rec->cr_flags & CLF_EXTRA_FLAGS) {
8953 struct changelog_ext_extra_flags *ef =
8954 changelog_rec_extra_flags(rec);
8956 printf(" ef=0x%llx",
8957 (unsigned long long)ef->cr_extra_flags);
8959 if (ef->cr_extra_flags & CLFE_UIDGID) {
8960 struct changelog_ext_uidgid *uidgid =
8961 changelog_rec_uidgid(rec);
8963 printf(" u=%llu:%llu",
8964 (unsigned long long)uidgid->cr_uid,
8965 (unsigned long long)uidgid->cr_gid);
8967 if (ef->cr_extra_flags & CLFE_NID) {
8968 struct changelog_ext_nid *nid =
8969 changelog_rec_nid(rec);
8972 libcfs_nid2str(nid->cr_nid));
8975 if (ef->cr_extra_flags & CLFE_OPEN) {
8976 struct changelog_ext_openmode *omd =
8977 changelog_rec_openmode(rec);
8978 char mode[] = "---";
8980 /* exec mode must be exclusive */
8981 if (omd->cr_openflags & MDS_FMODE_EXEC) {
8984 if (omd->cr_openflags & MDS_FMODE_READ)
8986 if (omd->cr_openflags &
8993 if (strcmp(mode, "---") != 0)
8994 printf(" m=%s", mode);
8997 if (ef->cr_extra_flags & CLFE_XATTR) {
8998 struct changelog_ext_xattr *xattr =
8999 changelog_rec_xattr(rec);
9001 if (xattr->cr_xattr[0] != '\0')
9002 printf(" x=%s", xattr->cr_xattr);
9006 if (!fid_is_zero(&rec->cr_pfid))
9007 printf(" p="DFID, PFID(&rec->cr_pfid));
9008 if (rec->cr_namelen)
9009 printf(" %.*s", rec->cr_namelen,
9010 changelog_rec_name(rec));
9012 if (rec->cr_flags & CLF_RENAME) {
9013 struct changelog_ext_rename *rnm =
9014 changelog_rec_rename(rec);
9016 if (!fid_is_zero(&rnm->cr_sfid))
9017 printf(" s="DFID" sp="DFID" %.*s",
9018 PFID(&rnm->cr_sfid),
9019 PFID(&rnm->cr_spfid),
9020 (int)changelog_rec_snamelen(rec),
9021 changelog_rec_sname(rec));
9025 llapi_changelog_free(&rec);
9028 llapi_changelog_fini(&changelog_priv);
9031 fprintf(stderr, "%s changelog: cannot access changelog: %s\n",
9032 progname, strerror(errno = -rc));
9034 return (rc == 1 ? 0 : rc);
9037 static int lfs_changelog_clear(int argc, char **argv)
9046 endrec = strtoll(argv[3], NULL, 10);
9047 if (errno != 0 || endrec < 0) {
9049 "%s: bad endrec '%s'\n",
9054 rc = llapi_changelog_clear(argv[1], argv[2], endrec);
9057 fprintf(stderr, "%s: record out of range: %llu\n",
9059 else if (rc == -ENOENT)
9060 fprintf(stderr, "%s: no changelog user: %s\n",
9063 fprintf(stderr, "%s error: %s\n", argv[0],
9072 static void rstripc(char *str, int c)
9074 char *end = str + strlen(str);
9076 for (; str < end && end[-1] == c; --end)
9080 static int lfs_fid2path(int argc, char **argv)
9082 struct option long_opts[] = {
9083 { .val = 'c', .name = "cur", .has_arg = no_argument },
9084 { .val = 'c', .name = "current", .has_arg = no_argument },
9085 { .val = 'c', .name = "print-link", .has_arg = no_argument },
9086 { .val = 'f', .name = "print-fid", .has_arg = no_argument },
9087 { .val = 'l', .name = "link", .has_arg = required_argument },
9089 char short_opts[] = "cfl:pr:";
9090 bool print_link = false;
9091 bool print_fid = false;
9093 char mnt_dir[PATH_MAX] = "";
9095 char *path_or_fsname;
9096 long long recno = -1;
9098 char *endptr = NULL;
9103 while ((c = getopt_long(argc, argv, short_opts, long_opts, NULL)) != -1) {
9113 linkno = strtol(optarg, &endptr, 10);
9114 if (errno != 0 || *endptr != '\0' || linkno < 0) {
9116 "%s fid2path: invalid linkno '%s'\n",
9122 /* recno is something to do with changelogs
9123 * that was never implemented. We just pass it
9124 * through for the MDT to ignore.
9127 recno = strtoll(optarg, &endptr, 10);
9128 if (errno != 0 || *endptr != '\0' || recno < 0) {
9130 "%s fid2path: invalid recno '%s'\n",
9137 "%s fid2path: unrecognized option '%s'\n",
9138 progname, argv[optind - 1]);
9143 if (argc - optind < 2) {
9145 "Usage: %s fid2path FSNAME|ROOT FID...\n",
9150 path_or_fsname = argv[optind];
9152 if (*path_or_fsname == '/') {
9153 print_mnt_dir = true;
9154 rc = llapi_search_mounts(path_or_fsname, 0, mnt_dir, NULL);
9156 print_mnt_dir = false;
9157 rc = llapi_search_rootpath(mnt_dir, path_or_fsname);
9162 "%s fid2path: cannot resolve mount point for '%s': %s\n",
9163 progname, path_or_fsname, strerror(-rc));
9167 mnt_fd = open(mnt_dir, O_RDONLY | O_DIRECTORY);
9170 "%s fid2path: cannot open mount point for '%s': %s\n",
9171 progname, path_or_fsname, strerror(-rc));
9175 /* Strip trailing slashes from mnt_dir. */
9176 rstripc(mnt_dir + 1, '/');
9178 for (i = optind + 1; i < argc; i++) {
9179 const char *fid_str = argv[i];
9183 rc2 = llapi_fid_parse(fid_str, &fid, NULL);
9186 "%s fid2path: invalid FID '%s'\n",
9194 int linktmp = (linkno >= 0) ? linkno : 0;
9196 int oldtmp = linktmp;
9197 long long rectmp = recno;
9198 char path_buf[PATH_MAX];
9200 rc2 = llapi_fid2path_at(mnt_fd, &fid,
9201 path_buf, sizeof(path_buf), &rectmp, &linktmp);
9204 "%s fid2path: cannot find %s %s: %s\n",
9205 progname, path_or_fsname, fid_str,
9213 printf("%s ", fid_str);
9216 printf("%d ", linktmp);
9218 /* You may think this looks wrong or weird (and it is!)
9219 * but we are actually trying to preserve the old quirky
9220 * behaviors (enforced by our old quirky tests!) that
9221 * make lfs so much fun to work on:
9223 * lustre 0x200000007:0x1:0x0 => "/"
9224 * /mnt/lustre 0x200000007:0x1:0x0 => "/mnt/lustre//"
9226 * Note that llapi_fid2path() returns "" for the root
9230 print_mnt_dir ? mnt_dir : "",
9231 (print_mnt_dir || *path_buf == '\0') ? "/" : "",
9235 /* specified linkno */
9238 if (oldtmp == linktmp)
9250 static int lfs_path2fid(int argc, char **argv)
9252 struct option long_opts[] = {
9253 { .val = 'p', .name = "parents", .has_arg = no_argument },
9256 const char short_opts[] = "p";
9257 const char *sep = "";
9260 bool show_parents = false;
9262 while ((rc = getopt_long(argc, argv, short_opts,
9263 long_opts, NULL)) != -1) {
9266 show_parents = true;
9270 "%s path2fid: unrecognized option '%s'\n",
9271 progname, argv[optind - 1]);
9276 if (optind > argc - 1) {
9277 fprintf(stderr, "%s path2fid: FILE... must be specified\n",
9280 } else if (optind < argc - 1) {
9285 for (path = argv + optind; *path != NULL; path++) {
9288 if (!show_parents) {
9289 err = llapi_path2fid(*path, &fid);
9291 printf("%s%s"DFID"\n",
9292 *sep != '\0' ? *path : "", sep,
9295 char name[NAME_MAX + 1];
9296 unsigned int linkno = 0;
9298 while ((err = llapi_path2parent(*path, linkno, &fid,
9299 name, sizeof(name))) == 0) {
9300 if (*sep != '\0' && linkno == 0)
9301 printf("%s%s", *path, sep);
9303 printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
9308 /* err == -ENODATA is end-of-loop */
9309 if (linkno > 0 && err == -ENODATA) {
9317 "%s path2fid: cannot get %sfid for '%s': %s\n",
9318 progname, show_parents ? "parent " : "", *path,
9330 #define MAX_ERRNO 4095
9331 #define IS_ERR_VALUE(x) ((unsigned long)(x) >= (unsigned long)-MAX_ERRNO)
9333 static int lfs_rmfid_and_show_errors(const char *device, struct fid_array *fa)
9337 rc = llapi_rmfid(device, fa);
9339 fprintf(stderr, "%s rmfid: cannot remove FIDs: %s\n",
9340 progname, strerror(-rc));
9344 for (k = 0; k < fa->fa_nr; k++) {
9345 rc2 = (__s32)fa->fa_fids[k].f_ver;
9346 if (!IS_ERR_VALUE(rc2))
9352 fa->fa_fids[k].f_ver = 0;
9353 fprintf(stderr, "%s rmfid: cannot remove "DFID": %s\n",
9354 progname, PFID(&fa->fa_fids[k]), strerror(-rc2));
9360 static int lfs_rmfid(int argc, char **argv)
9362 char *fidstr, *device;
9363 int rc = 0, rc2, nr;
9364 struct fid_array *fa;
9366 if (optind > argc - 1) {
9367 fprintf(stderr, "%s rmfid: missing dirname\n", progname);
9371 device = argv[optind++];
9374 fa = malloc(offsetof(struct fid_array, fa_fids[nr + 1]));
9380 while (optind < argc) {
9383 fidstr = argv[optind++];
9384 while (*fidstr == '[')
9386 found = sscanf(fidstr, SFID, RFID(&fa->fa_fids[fa->fa_nr]));
9388 fprintf(stderr, "unrecognized FID: %s\n",
9393 if (fa->fa_nr == OBD_MAX_FIDS_IN_ARRAY) {
9394 /* start another batch */
9395 rc2 = lfs_rmfid_and_show_errors(device, fa);
9402 rc2 = lfs_rmfid_and_show_errors(device, fa);
9410 static int lfs_data_version(int argc, char **argv)
9412 int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
9420 fprintf(stderr, "%s: FILE must be specified\n",
9425 while ((c = getopt(argc, argv, "hnrw")) != -1) {
9428 data_version_flags = 0;
9431 data_version_flags |= LL_DV_RD_FLUSH;
9434 data_version_flags |= LL_DV_WR_FLUSH;
9438 "%s data_version: unrecognized option '%s'\n",
9439 progname, argv[optind - 1]);
9445 if (optind == argc) {
9446 fprintf(stderr, "%s data_version: FILE must be specified\n",
9451 path = argv[optind];
9452 fd = open(path, O_RDONLY);
9455 fprintf(stderr, "%s data_version: cannot open file '%s': %s\n",
9456 progname, path, strerror(-rc));
9460 rc = llapi_get_data_version(fd, &data_version, data_version_flags);
9463 "%s data_version: cannot get version for '%s': %s\n",
9464 progname, path, strerror(-rc));
9466 printf("%ju" "\n", (uintmax_t)data_version);
9472 static int lfs_hsm_state(int argc, char **argv)
9477 struct hsm_user_state hus;
9485 rc = llapi_hsm_state_get(path, &hus);
9487 fprintf(stderr, "can't get hsm state for %s: %s\n",
9488 path, strerror(errno = -rc));
9492 /* Display path name and status flags */
9493 printf("%s: (0x%08x)", path, hus.hus_states);
9495 if (hus.hus_states & HS_RELEASED)
9496 printf(" released");
9497 if (hus.hus_states & HS_EXISTS)
9499 if (hus.hus_states & HS_DIRTY)
9501 if (hus.hus_states & HS_ARCHIVED)
9502 printf(" archived");
9503 /* Display user-settable flags */
9504 if (hus.hus_states & HS_NORELEASE)
9505 printf(" never_release");
9506 if (hus.hus_states & HS_NOARCHIVE)
9507 printf(" never_archive");
9508 if (hus.hus_states & HS_LOST)
9509 printf(" lost_from_hsm");
9511 if (hus.hus_archive_id != 0)
9512 printf(", archive_id:%d", hus.hus_archive_id);
9515 } while (++i < argc);
9520 #define LFS_HSM_SET 0
9521 #define LFS_HSM_CLEAR 1
9524 * Generic function to set or clear HSM flags.
9525 * Used by hsm_set and hsm_clear.
9527 * @mode if LFS_HSM_SET, set the flags, if LFS_HSM_CLEAR, clear the flags.
9529 static int lfs_hsm_change_flags(int argc, char **argv, int mode)
9531 struct option long_opts[] = {
9532 { .val = 'A', .name = "archived", .has_arg = no_argument },
9533 { .val = 'a', .name = "noarchive", .has_arg = no_argument },
9534 { .val = 'd', .name = "dirty", .has_arg = no_argument },
9535 { .val = 'e', .name = "exists", .has_arg = no_argument },
9536 { .val = 'h', .name = "help", .has_arg = no_argument },
9537 { .val = 'i', .name = "archive-id", .has_arg = required_argument },
9538 { .val = 'l', .name = "lost", .has_arg = no_argument },
9539 { .val = 'r', .name = "norelease", .has_arg = no_argument },
9544 __u32 archive_id = 0;
9550 while ((c = getopt_long(argc, argv, "aAdehi:lr",
9551 long_opts, NULL)) != -1) {
9557 mask |= HS_NOARCHIVE;
9560 mask |= HS_ARCHIVED;
9563 mask |= HS_NORELEASE;
9573 archive_id = strtol(optarg, &end, 10);
9574 if (errno != 0 || *end != '\0' || archive_id < 0) {
9576 "%s: invalid archive_id: '%s'\n",
9582 fprintf(stderr, "%s: unrecognized option '%s'\n",
9583 progname, argv[optind - 1]);
9590 /* User should have specified a flag */
9594 while (optind < argc) {
9595 path = argv[optind];
9597 /* If mode == 0, this means we apply the mask. */
9598 if (mode == LFS_HSM_SET)
9599 rc = llapi_hsm_state_set(path, mask, 0, archive_id);
9601 rc = llapi_hsm_state_set(path, 0, mask, 0);
9604 fprintf(stderr, "Can't change hsm flags for %s: %s\n",
9605 path, strerror(errno = -rc));
9614 static int lfs_hsm_action(int argc, char **argv)
9619 struct hsm_current_action hca;
9620 struct hsm_extent he;
9621 enum hsm_user_action hua;
9622 enum hsm_progress_states hps;
9630 rc = llapi_hsm_current_action(path, &hca);
9632 fprintf(stderr, "can't get hsm action for %s: %s\n",
9633 path, strerror(errno = -rc));
9636 he = hca.hca_location;
9637 hua = hca.hca_action;
9638 hps = hca.hca_state;
9640 printf("%s: %s", path, hsm_user_action2name(hua));
9642 /* Skip file without action */
9643 if (hca.hca_action == HUA_NONE) {
9648 printf(" %s ", hsm_progress_state2name(hps));
9650 if ((hps == HPS_RUNNING) &&
9651 (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
9652 printf("(%llu bytes moved)\n",
9653 (unsigned long long)he.length);
9654 else if ((he.offset + he.length) == LUSTRE_EOF)
9655 printf("(from %llu to EOF)\n",
9656 (unsigned long long)he.offset);
9658 printf("(from %llu to %llu)\n",
9659 (unsigned long long)he.offset,
9660 (unsigned long long)(he.offset + he.length));
9662 } while (++i < argc);
9667 static int lfs_hsm_set(int argc, char **argv)
9669 return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
9672 static int lfs_hsm_clear(int argc, char **argv)
9674 return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
9678 * Check file state and return its fid, to be used by lfs_hsm_request().
9680 * \param[in] file Path to file to check
9681 * \param[in,out] fid Pointer to allocated lu_fid struct.
9682 * \param[in,out] last_dev Pointer to last device id used.
9684 * \return 0 on success.
9686 static int lfs_hsm_prepare_file(const char *file, struct lu_fid *fid,
9692 rc = lstat(file, &st);
9694 fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
9698 * Checking for regular file as archiving as posix copytool
9699 * rejects archiving files other than regular files
9701 if (!S_ISREG(st.st_mode)) {
9702 fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
9705 /* A request should be ... */
9706 if (*last_dev != st.st_dev && *last_dev != 0) {
9708 "All files should be on the same filesystem: %s\n",
9712 *last_dev = st.st_dev;
9714 rc = llapi_path2fid(file, fid);
9716 fprintf(stderr, "Cannot read FID of %s: %s\n",
9717 file, strerror(-rc));
9723 /* Fill an HSM HUR item with a given file name.
9725 * If mntpath is set, then the filename is actually a FID, and no
9726 * lookup on the filesystem will be performed.
9728 * \param[in] hur the user request to fill
9729 * \param[in] idx index of the item inside the HUR to fill
9730 * \param[in] mntpath mountpoint of Lustre
9731 * \param[in] fname filename (if mtnpath is NULL)
9732 * or FID (if mntpath is set)
9733 * \param[in] last_dev pointer to last device id used
9735 * \retval 0 on success
9736 * \retval CMD_HELP or a negative errno on error
9738 static int fill_hur_item(struct hsm_user_request *hur, unsigned int idx,
9739 const char *mntpath, const char *fname,
9742 struct hsm_user_item *hui = &hur->hur_user_item[idx];
9745 hui->hui_extent.length = -1;
9748 rc = llapi_fid_parse(fname, &hui->hui_fid, NULL);
9750 fprintf(stderr, "hsm: '%s' is not a valid FID\n",
9753 rc = lfs_hsm_prepare_file(fname, &hui->hui_fid, last_dev);
9757 hur->hur_request.hr_itemcount++;
9762 static int lfs_hsm_request(int argc, char **argv, int action)
9764 struct option long_opts[] = {
9765 { .val = 'a', .name = "archive", .has_arg = required_argument },
9766 { .val = 'D', .name = "data", .has_arg = required_argument },
9767 { .val = 'h', .name = "help", .has_arg = no_argument },
9768 { .val = 'l', .name = "filelist", .has_arg = required_argument },
9769 { .val = 'm', .name = "mntpath", .has_arg = required_argument },
9772 struct hsm_user_request *hur, *oldhur;
9777 char *filelist = NULL;
9778 char fullpath[PATH_MAX];
9779 char *opaque = NULL;
9783 int nbfile_alloc = 0;
9784 char *some_file = NULL;
9785 char *mntpath = NULL;
9791 while ((c = getopt_long(argc, argv, "a:D:hl:m:",
9792 long_opts, NULL)) != -1) {
9801 if (action != HUA_ARCHIVE &&
9802 action != HUA_REMOVE) {
9804 "error: -a is supported only when archiving or removing\n");
9807 archive_id = atoi(optarg);
9812 some_file = strdup(optarg);
9816 fprintf(stderr, "%s: unrecognized option '%s'\n",
9817 progname, argv[optind - 1]);
9824 /* All remaining args are files, so we have at least nbfile */
9825 nbfile = argc - optind;
9827 if ((nbfile == 0) && (!filelist))
9831 opaque_len = strlen(opaque);
9834 * Alloc the request structure with enough place to store all files
9835 * from command line.
9837 hur = llapi_hsm_user_request_alloc(nbfile, opaque_len);
9839 fprintf(stderr, "Cannot create the request: %s\n",
9843 nbfile_alloc = nbfile;
9845 hur->hur_request.hr_action = action;
9846 hur->hur_request.hr_archive_id = archive_id;
9847 hur->hur_request.hr_flags = 0;
9849 /* All remaining args are files, add them */
9850 if (nbfile != 0 && some_file == NULL)
9851 some_file = strdup(argv[optind]);
9853 for (i = 0; i < nbfile; i++) {
9854 rc = fill_hur_item(hur, i, mntpath, argv[optind + i],
9860 /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
9862 /* If a filelist was specified, read the filelist from it. */
9864 fp = fopen(filelist, "r");
9866 fprintf(stderr, "Cannot read the file list %s: %s\n",
9867 filelist, strerror(errno));
9872 while ((rc = getline(&line, &len, fp)) != -1) {
9874 * If allocated buffer was too small, get something
9877 if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
9880 nbfile_alloc = nbfile_alloc * 2 + 1;
9882 hur = llapi_hsm_user_request_alloc(nbfile_alloc,
9886 "hsm: cannot allocate the request: %s\n",
9893 size = hur_len(oldhur);
9896 "hsm: cannot allocate %u files + %u bytes data\n",
9897 oldhur->hur_request.hr_itemcount,
9898 oldhur->hur_request.hr_data_len);
9905 memcpy(hur, oldhur, size);
9910 if (line[strlen(line) - 1] == '\n')
9911 line[strlen(line) - 1] = '\0';
9913 rc = fill_hur_item(hur, hur->hur_request.hr_itemcount,
9914 mntpath, line, &last_dev);
9930 /* If a --data was used, add it to the request */
9931 hur->hur_request.hr_data_len = opaque_len;
9933 memcpy(hur_data(hur), opaque, opaque_len);
9935 /* Send the HSM request */
9936 if (realpath(some_file, fullpath) == NULL) {
9937 fprintf(stderr, "Could not find path '%s': %s\n",
9938 some_file, strerror(errno));
9940 rc = llapi_hsm_request(fullpath, hur);
9942 fprintf(stderr, "Cannot send HSM request (use of %s): %s\n",
9943 some_file, strerror(-rc));
9953 static int lfs_hsm_archive(int argc, char **argv)
9955 return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
9958 static int lfs_hsm_restore(int argc, char **argv)
9960 return lfs_hsm_request(argc, argv, HUA_RESTORE);
9963 static int lfs_hsm_release(int argc, char **argv)
9965 return lfs_hsm_request(argc, argv, HUA_RELEASE);
9968 static int lfs_hsm_remove(int argc, char **argv)
9970 return lfs_hsm_request(argc, argv, HUA_REMOVE);
9973 static int lfs_hsm_cancel(int argc, char **argv)
9975 return lfs_hsm_request(argc, argv, HUA_CANCEL);
9978 static int lfs_swap_layouts(int argc, char **argv)
9983 return llapi_swap_layouts(argv[1], argv[2], 0, 0,
9984 SWAP_LAYOUTS_KEEP_MTIME |
9985 SWAP_LAYOUTS_KEEP_ATIME);
9988 static const char *const ladvise_names[] = LU_LADVISE_NAMES;
9990 static const char *const lock_mode_names[] = LOCK_MODE_NAMES;
9992 int lfs_get_mode(const char *string)
9994 enum lock_mode_user mode;
9996 for (mode = 0; mode < ARRAY_SIZE(lock_mode_names); mode++) {
9997 if (lock_mode_names[mode] == NULL)
9999 if (strcasecmp(string, lock_mode_names[mode]) == 0)
10006 static enum lu_ladvise_type lfs_get_ladvice(const char *string)
10008 enum lu_ladvise_type advice;
10011 advice < ARRAY_SIZE(ladvise_names); advice++) {
10012 if (ladvise_names[advice] == NULL)
10014 if (strcmp(string, ladvise_names[advice]) == 0)
10018 return LU_LADVISE_INVALID;
10021 static int lfs_ladvise(int argc, char **argv)
10023 struct option long_opts[] = {
10024 { .val = 'a', .name = "advice", .has_arg = required_argument },
10025 { .val = 'b', .name = "background", .has_arg = no_argument },
10026 { .val = 'e', .name = "end", .has_arg = required_argument },
10027 { .val = 'h', .name = "help", .has_arg = no_argument },
10028 { .val = 'l', .name = "length", .has_arg = required_argument },
10029 { .val = 'm', .name = "mode", .has_arg = required_argument },
10030 { .val = 's', .name = "start", .has_arg = required_argument },
10031 { .val = 'u', .name = "unset", .has_arg = no_argument },
10032 { .name = NULL } };
10033 struct llapi_lu_ladvise advice;
10034 enum lu_ladvise_type advice_type = LU_LADVISE_INVALID;
10035 unsigned long long start = 0;
10036 unsigned long long end = LUSTRE_EOF;
10037 unsigned long long length = 0;
10038 unsigned long long size_units;
10039 unsigned long long flags = 0;
10045 while ((c = getopt_long(argc, argv, "a:be:hl:m:s:u",
10046 long_opts, NULL)) != -1) {
10049 advice_type = lfs_get_ladvice(optarg);
10050 if (advice_type == LU_LADVISE_INVALID) {
10052 "%s: invalid advice type '%s'\n",
10054 fprintf(stderr, "Valid types:");
10056 for (advice_type = 0;
10057 advice_type < ARRAY_SIZE(ladvise_names);
10059 if (ladvise_names[advice_type] == NULL)
10061 fprintf(stderr, " %s",
10062 ladvise_names[advice_type]);
10064 fprintf(stderr, "\n");
10077 rc = llapi_parse_size(optarg, &end,
10080 fprintf(stderr, "%s: bad end offset '%s'\n",
10087 rc = llapi_parse_size(optarg, &start,
10091 "%s: bad start offset '%s'\n",
10098 rc = llapi_parse_size(optarg, &length,
10101 fprintf(stderr, "%s: bad length '%s'\n",
10107 mode = lfs_get_mode(optarg);
10110 "%s: bad mode '%s', valid modes are READ or WRITE\n",
10116 fprintf(stderr, "%s: unrecognized option '%s'\n",
10117 progname, argv[optind - 1]);
10124 if (advice_type == LU_LADVISE_INVALID) {
10125 fprintf(stderr, "%s: please give an advice type\n", argv[0]);
10126 fprintf(stderr, "Valid types:");
10127 for (advice_type = 0; advice_type < ARRAY_SIZE(ladvise_names);
10129 if (ladvise_names[advice_type] == NULL)
10131 fprintf(stderr, " %s", ladvise_names[advice_type]);
10133 fprintf(stderr, "\n");
10137 if (advice_type == LU_LADVISE_LOCKNOEXPAND) {
10139 "%s: Lock no expand advice is a per file descriptor advice, so when called from lfs, it does nothing.\n",
10144 if (argc <= optind) {
10145 fprintf(stderr, "%s: please give one or more file names\n",
10150 if (end != LUSTRE_EOF && length != 0 && end != start + length) {
10151 fprintf(stderr, "%s: conflicting arguments of -l and -e\n",
10156 if (end == LUSTRE_EOF && length != 0)
10157 end = start + length;
10159 if (end <= start) {
10160 fprintf(stderr, "%s: range [%llu, %llu] is invalid\n",
10161 argv[0], start, end);
10165 if (advice_type != LU_LADVISE_LOCKAHEAD && mode != 0) {
10166 fprintf(stderr, "%s: mode is only valid with lockahead\n",
10171 if (advice_type == LU_LADVISE_LOCKAHEAD && mode == 0) {
10172 fprintf(stderr, "%s: mode is required with lockahead\n",
10177 while (optind < argc) {
10180 path = argv[optind++];
10182 fd = open(path, O_RDONLY);
10184 fprintf(stderr, "%s: cannot open file '%s': %s\n",
10185 argv[0], path, strerror(errno));
10190 advice.lla_start = start;
10191 advice.lla_end = end;
10192 advice.lla_advice = advice_type;
10193 advice.lla_value1 = 0;
10194 advice.lla_value2 = 0;
10195 advice.lla_value3 = 0;
10196 advice.lla_value4 = 0;
10197 if (advice_type == LU_LADVISE_LOCKAHEAD) {
10198 advice.lla_lockahead_mode = mode;
10199 advice.lla_peradvice_flags = flags;
10202 rc2 = llapi_ladvise(fd, flags, 1, &advice);
10206 "%s: cannot give advice '%s' to file '%s': %s\n",
10207 argv[0], ladvise_names[advice_type],
10208 path, strerror(errno));
10214 if (rc == 0 && rc2 < 0)
10220 static const char *const heat_names[] = LU_HEAT_NAMES;
10222 static int lfs_heat_get(int argc, char **argv)
10224 struct lu_heat *heat;
10233 heat = calloc(sizeof(*heat) + sizeof(__u64) * OBD_HEAT_COUNT, 1);
10235 fprintf(stderr, "%s: memory allocation failed\n", argv[0]);
10240 while (optind < argc) {
10241 path = argv[optind++];
10243 fd = open(path, O_RDONLY);
10245 fprintf(stderr, "%s: cannot open file '%s': %s\n",
10246 argv[0], path, strerror(errno));
10251 heat->lh_count = OBD_HEAT_COUNT;
10252 rc2 = llapi_heat_get(fd, heat);
10256 "%s: cannot get heat of file '%s': %s\n",
10257 argv[0], path, strerror(errno));
10261 printf("flags: %x\n", heat->lh_flags);
10262 for (i = 0; i < heat->lh_count; i++)
10263 printf("%s: %llu\n", heat_names[i],
10264 (unsigned long long)heat->lh_heat[i]);
10266 if (rc == 0 && rc2 < 0)
10274 static int lfs_heat_set(int argc, char **argv)
10276 struct option long_opts[] = {
10277 { .val = 'c', .name = "clear", .has_arg = no_argument },
10278 { .val = 'h', .name = "help", .has_arg = no_argument },
10279 { .val = 'o', .name = "off", .has_arg = no_argument },
10280 { .val = 'O', .name = "on", .has_arg = no_argument },
10281 { .name = NULL } };
10282 enum lu_heat_flag flags = 0;
10292 while ((c = getopt_long(argc, argv, "choO", long_opts, NULL)) != -1) {
10295 flags |= LU_HEAT_FLAG_CLEAR;
10298 flags |= LU_HEAT_FLAG_CLEAR;
10299 flags |= LU_HEAT_FLAG_OFF;
10302 flags &= ~LU_HEAT_FLAG_OFF;
10305 fprintf(stderr, "%s: unrecognized option '%s'\n",
10306 progname, argv[optind - 1]);
10313 if (argc <= optind) {
10314 fprintf(stderr, "%s: please give one or more file names\n",
10319 while (optind < argc) {
10320 path = argv[optind++];
10322 fd = open(path, O_RDONLY);
10324 fprintf(stderr, "%s: cannot open file '%s': %s\n",
10325 argv[0], path, strerror(errno));
10330 rc2 = llapi_heat_set(fd, flags);
10334 "%s: cannot setflags heat of file '%s': %s\n",
10335 argv[0], path, strerror(errno));
10339 if (rc == 0 && rc2 < 0)
10346 * The input string contains a comma delimited list of component ids and
10347 * ranges, for example "1,2-4,7".
10349 static int parse_mirror_ids(__u16 *ids, int size, char *arg)
10351 bool end_of_loop = false;
10359 while (!end_of_loop) {
10363 char *endptr = NULL;
10366 ptr = strchrnul(arg, ',');
10367 end_of_loop = *ptr == '\0';
10370 start_index = strtol(arg, &endptr, 0);
10371 if (endptr == arg) /* no data at all */
10373 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
10375 if (start_index < 0)
10378 end_index = start_index;
10379 if (*endptr == '-') {
10380 end_index = strtol(endptr + 1, &endptr, 0);
10381 if (*endptr != '\0')
10383 if (end_index < start_index)
10387 for (i = start_index; i <= end_index && size > 0; i++) {
10390 /* remove duplicate */
10391 for (j = 0; j < nr; j++) {
10395 if (j == nr) { /* no duplicate */
10401 if (size == 0 && i < end_index)
10408 if (!end_of_loop && ptr)
10411 return rc < 0 ? rc : nr;
10415 * struct verify_mirror_id - Mirror id to be verified.
10416 * @mirror_id: A specified mirror id.
10417 * @is_valid_id: @mirror_id is valid or not in the mirrored file.
10419 struct verify_mirror_id {
10425 * compare_mirror_ids() - Compare mirror ids.
10426 * @layout: Mirror component list.
10427 * @cbdata: Callback data in verify_mirror_id structure.
10429 * This is a callback function called by llapi_layout_comp_iterate()
10430 * to compare the specified mirror id with the one in the current
10431 * component of @layout. If they are the same, then the specified
10432 * mirror id is valid.
10434 * Return: a negative error code on failure or
10435 * LLAPI_LAYOUT_ITER_CONT: Proceed iteration
10436 * LLAPI_LAYOUT_ITER_STOP: Stop iteration
10439 int compare_mirror_ids(struct llapi_layout *layout, void *cbdata)
10441 struct verify_mirror_id *mirror_id_cbdata =
10442 (struct verify_mirror_id *)cbdata;
10443 uint32_t mirror_id;
10446 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
10450 "%s: llapi_layout_mirror_id_get failed: %s.\n",
10451 progname, strerror(errno));
10455 if (mirror_id_cbdata->mirror_id == mirror_id) {
10456 mirror_id_cbdata->is_valid_id = true;
10457 return LLAPI_LAYOUT_ITER_STOP;
10460 return LLAPI_LAYOUT_ITER_CONT;
10464 * verify_mirror_ids() - Verify specified mirror ids.
10465 * @fname: Mirrored file name.
10466 * @mirror_ids: Specified mirror ids to be verified.
10467 * @ids_nr: Number of specified mirror ids.
10469 * This function verifies that specified @mirror_ids are valid
10470 * in the mirrored file @fname.
10472 * Return: 0 on success or a negative error code on failure.
10475 int verify_mirror_ids(const char *fname, __u16 *mirror_ids, int ids_nr)
10477 struct llapi_layout *layout = NULL;
10478 struct verify_mirror_id mirror_id_cbdata = { 0 };
10480 uint32_t flr_state;
10489 if (stat(fname, &stbuf) < 0) {
10490 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
10491 progname, fname, strerror(errno));
10496 if (!S_ISREG(stbuf.st_mode)) {
10497 fprintf(stderr, "%s: '%s' is not a regular file.\n",
10503 fd = open(fname, O_DIRECT | O_RDONLY);
10505 fprintf(stderr, "%s: cannot open '%s': %s.\n",
10506 progname, fname, strerror(errno));
10511 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
10513 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
10514 progname, fname, strerror(errno));
10518 layout = llapi_layout_get_by_fd(fd, 0);
10520 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
10521 progname, fname, strerror(errno));
10523 llapi_lease_release(fd);
10527 rc = llapi_layout_flags_get(layout, &flr_state);
10529 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
10530 progname, fname, strerror(errno));
10535 flr_state &= LCM_FL_FLR_MASK;
10536 switch (flr_state) {
10539 fprintf(stderr, "%s: '%s' file state error: %s.\n",
10540 progname, fname, llapi_layout_flags_string(flr_state));
10547 for (i = 0; i < ids_nr; i++) {
10548 mirror_id_cbdata.mirror_id = mirror_ids[i];
10549 mirror_id_cbdata.is_valid_id = false;
10551 rc = llapi_layout_comp_iterate(layout, compare_mirror_ids,
10552 &mirror_id_cbdata);
10556 "%s: '%s' failed to verify mirror id: %u.\n",
10557 progname, fname, mirror_ids[i]);
10561 if (!mirror_id_cbdata.is_valid_id) {
10564 "%s: '%s' invalid specified mirror id: %u.\n",
10565 progname, fname, mirror_ids[i]);
10571 llapi_layout_free(layout);
10572 llapi_lease_release(fd);
10580 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
10581 __u16 *mirror_ids, int ids_nr)
10583 struct llapi_resync_comp comp_array[1024] = { { 0 } };
10584 struct llapi_layout *layout;
10586 uint32_t flr_state;
10595 if (stat(fname, &stbuf) < 0) {
10596 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
10597 progname, fname, strerror(errno));
10601 if (!S_ISREG(stbuf.st_mode)) {
10602 fprintf(stderr, "%s: '%s' is not a regular file.\n",
10608 fd = open(fname, O_DIRECT | O_RDWR);
10610 fprintf(stderr, "%s: cannot open '%s': %s.\n",
10611 progname, fname, strerror(errno));
10616 layout = llapi_layout_get_by_fd(fd, 0);
10618 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
10619 progname, fname, strerror(errno));
10624 rc = llapi_layout_flags_get(layout, &flr_state);
10626 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
10627 progname, fname, strerror(errno));
10632 flr_state &= LCM_FL_FLR_MASK;
10633 if (flr_state == LCM_FL_NONE) {
10635 fprintf(stderr, "%s: '%s' is not a FLR file.\n",
10640 /* get stale component info */
10641 comp_size = llapi_mirror_find_stale(layout, comp_array,
10642 ARRAY_SIZE(comp_array),
10643 mirror_ids, ids_nr);
10644 if (comp_size <= 0) {
10649 ioc->lil_mode = LL_LEASE_WRLCK;
10650 ioc->lil_flags = LL_LEASE_RESYNC;
10651 rc = llapi_lease_set(fd, ioc);
10653 if (rc == -EALREADY)
10657 "%s: '%s' llapi_lease_get_ext resync failed: %s.\n",
10658 progname, fname, strerror(-rc));
10662 /* get the read range [start, end) */
10663 start = comp_array[0].lrc_start;
10664 end = comp_array[0].lrc_end;
10665 for (idx = 1; idx < comp_size; idx++) {
10666 if (comp_array[idx].lrc_start < start)
10667 start = comp_array[idx].lrc_start;
10668 if (end < comp_array[idx].lrc_end)
10669 end = comp_array[idx].lrc_end;
10672 rc = llapi_lease_check(fd);
10673 if (rc != LL_LEASE_WRLCK) {
10674 fprintf(stderr, "%s: '%s' lost lease lock.\n",
10679 rc = llapi_mirror_resync_many(fd, layout, comp_array, comp_size,
10682 fprintf(stderr, "%s: '%s' llapi_mirror_resync_many: %s.\n",
10683 progname, fname, strerror(-rc));
10685 /* need to do the lease unlock even resync fails */
10686 ioc->lil_mode = LL_LEASE_UNLCK;
10687 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
10688 ioc->lil_count = 0;
10689 for (idx = 0; idx < comp_size; idx++) {
10690 if (comp_array[idx].lrc_synced) {
10691 ioc->lil_ids[ioc->lil_count] = comp_array[idx].lrc_id;
10696 rc2 = llapi_lease_set(fd, ioc);
10698 * llapi_lease_set returns lease mode when it request to unlock
10702 /* rc2 == 0 means lost lease lock */
10703 if (rc2 == 0 && rc == 0)
10705 fprintf(stderr, "%s: resync file '%s' failed: %s.\n",
10707 rc2 == 0 ? "lost lease lock" : strerror(-rc2));
10711 llapi_layout_free(layout);
10718 static inline int lfs_mirror_resync(int argc, char **argv)
10720 struct option long_opts[] = {
10721 { .val = 'h', .name = "help", .has_arg = no_argument },
10722 { .val = 'o', .name = "only", .has_arg = required_argument },
10723 { .name = NULL } };
10724 struct ll_ioc_lease *ioc = NULL;
10725 __u16 mirror_ids[128] = { 0 };
10730 while ((c = getopt_long(argc, argv, "ho:", long_opts, NULL)) >= 0) {
10733 rc = parse_mirror_ids(mirror_ids,
10734 sizeof(mirror_ids) / sizeof(__u16),
10738 "%s: bad mirror ids '%s'.\n",
10745 fprintf(stderr, "%s: unrecognized option '%s'\n",
10746 progname, argv[optind - 1]);
10754 if (argc == optind) {
10755 fprintf(stderr, "%s: no file name given.\n", argv[0]);
10760 if (ids_nr > 0 && argc > optind + 1) {
10762 "%s: option '--only' cannot be used upon multiple files.\n",
10769 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
10774 /* set the lease on the file */
10775 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
10777 fprintf(stderr, "%s: cannot alloc id array for ioc: %s.\n",
10778 argv[0], strerror(errno));
10783 for (; optind < argc; optind++) {
10784 rc = lfs_mirror_resync_file(argv[optind], ioc,
10785 mirror_ids, ids_nr);
10786 /* ignore previous file's error, continue with next file */
10789 memset(ioc, 0, sizeof(*ioc) + sizeof(__u32) * 4096);
10797 static inline int verify_mirror_id_by_fd(int fd, __u16 mirror_id)
10799 struct llapi_layout *layout;
10802 layout = llapi_layout_get_by_fd(fd, 0);
10804 fprintf(stderr, "could not get layout.\n");
10808 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &mirror_id);
10810 fprintf(stderr, "failed to iterate layout\n");
10811 llapi_layout_free(layout);
10814 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
10815 fprintf(stderr, "does not find mirror with ID %u\n", mirror_id);
10816 llapi_layout_free(layout);
10820 llapi_layout_free(layout);
10826 * Check whether two files are the same file
10827 * \retval 0 same file
10828 * \retval 1 not the same file
10829 * \retval <0 error code
10831 static inline int check_same_file(int fd, const char *f2)
10833 struct stat stbuf1;
10834 struct stat stbuf2;
10836 if (fstat(fd, &stbuf1) < 0)
10839 if (stat(f2, &stbuf2) < 0)
10842 if (stbuf1.st_rdev == stbuf2.st_rdev &&
10843 stbuf1.st_ino == stbuf2.st_ino)
10849 static inline int lfs_mirror_read(int argc, char **argv)
10852 __u16 mirror_id = 0;
10853 const char *outfile = NULL;
10859 const size_t buflen = 4 << 20;
10861 struct option long_opts[] = {
10862 { .val = 'h', .name = "help", .has_arg = no_argument },
10863 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
10864 { .val = 'o', .name = "outfile", .has_arg = required_argument },
10865 { .name = NULL } };
10867 while ((c = getopt_long(argc, argv, "hN:o:", long_opts, NULL)) >= 0) {
10872 unsigned long int id;
10875 id = strtoul(optarg, &end, 0);
10876 if (errno != 0 || *end != '\0' || id == 0 ||
10879 "%s %s: invalid mirror ID '%s'\n",
10880 progname, argv[0], optarg);
10884 mirror_id = (__u16)id;
10891 fprintf(stderr, "%s: unrecognized option '%s'\n",
10892 progname, argv[optind - 1]);
10899 if (argc == optind) {
10900 fprintf(stderr, "%s %s: no mirrored file provided\n",
10901 progname, argv[0]);
10903 } else if (argc > optind + 1) {
10904 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
10908 if (mirror_id == 0) {
10909 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
10910 progname, argv[0]);
10914 /* open mirror file */
10915 fname = argv[optind];
10916 fd = open(fname, O_DIRECT | O_RDONLY);
10918 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
10919 progname, argv[0], fname, strerror(errno));
10923 /* verify mirror id */
10924 rc = verify_mirror_id_by_fd(fd, mirror_id);
10927 "%s %s: cannot find mirror with ID %u in '%s'\n",
10928 progname, argv[0], mirror_id, fname);
10932 /* open output file - O_EXCL ensures output is not the same as input */
10934 outfd = open(outfile, O_EXCL | O_WRONLY | O_CREAT, 0644);
10936 fprintf(stderr, "%s %s: cannot create file '%s': %s\n",
10937 progname, argv[0], outfile, strerror(errno));
10942 outfd = STDOUT_FILENO;
10945 /* allocate buffer */
10946 rc = posix_memalign(&buf, sysconf(_SC_PAGESIZE), buflen);
10948 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
10949 progname, argv[0], rc);
10955 ssize_t bytes_read;
10956 ssize_t written = 0;
10958 bytes_read = llapi_mirror_read(fd, mirror_id, buf, buflen, pos);
10959 if (bytes_read < 0) {
10962 "%s %s: fail to read data from mirror %u: %s\n",
10963 progname, argv[0], mirror_id, strerror(-rc));
10968 if (bytes_read == 0)
10971 while (written < bytes_read) {
10974 written2 = write(outfd, buf + written,
10975 bytes_read - written);
10976 if (written2 < 0) {
10978 "%s %s: fail to write %s: %s\n",
10979 progname, argv[0], outfile ? : "STDOUT",
10984 written += written2;
10987 if (written != bytes_read) {
10989 "%s %s: written %ld bytes does not match with %ld read.\n",
10990 progname, argv[0], written, bytes_read);
11012 static inline int lfs_mirror_write(int argc, char **argv)
11015 __u16 mirror_id = 0;
11016 const char *inputfile = NULL;
11022 const size_t buflen = 4 << 20;
11024 size_t page_size = sysconf(_SC_PAGESIZE);
11025 struct ll_ioc_lease_id ioc;
11026 struct option long_opts[] = {
11027 { .val = 'h', .name = "help", .has_arg = no_argument },
11028 { .val = 'i', .name = "inputfile", .has_arg = required_argument },
11029 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
11030 { .name = NULL } };
11032 while ((c = getopt_long(argc, argv, "hi:N:", long_opts, NULL)) >= 0) {
11037 unsigned long int id;
11040 id = strtoul(optarg, &end, 0);
11041 if (errno != 0 || *end != '\0' || id == 0 ||
11044 "%s %s: invalid mirror ID '%s'\n",
11045 progname, argv[0], optarg);
11049 mirror_id = (__u16)id;
11053 inputfile = optarg;
11056 fprintf(stderr, "%s: unrecognized option '%s'\n",
11057 progname, argv[optind - 1]);
11064 if (argc == optind) {
11065 fprintf(stderr, "%s %s: no mirrored file provided\n",
11066 progname, argv[0]);
11068 } else if (argc > optind + 1) {
11069 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
11073 if (mirror_id == 0) {
11074 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
11075 progname, argv[0]);
11079 /* open mirror file */
11080 fname = argv[optind];
11081 fd = open(fname, O_DIRECT | O_WRONLY);
11083 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
11084 progname, argv[0], fname, strerror(errno));
11088 /* verify mirror id */
11089 rc = verify_mirror_id_by_fd(fd, mirror_id);
11092 "%s %s: cannot find mirror with ID %u in '%s'\n",
11093 progname, argv[0], mirror_id, fname);
11097 /* open input file */
11099 rc = check_same_file(fd, inputfile);
11102 "%s %s: input file cannot be the mirrored file\n",
11103 progname, argv[0]);
11109 inputfd = open(inputfile, O_RDONLY, 0644);
11111 fprintf(stderr, "%s %s: cannot open file '%s': %s\n",
11112 progname, argv[0], inputfile, strerror(errno));
11117 inputfd = STDIN_FILENO;
11120 /* allocate buffer */
11121 rc = posix_memalign(&buf, page_size, buflen);
11123 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
11124 progname, argv[0], rc);
11125 goto close_inputfd;
11128 /* prepare target mirror components instantiation */
11129 ioc.lil_mode = LL_LEASE_WRLCK;
11130 ioc.lil_flags = LL_LEASE_RESYNC;
11131 ioc.lil_mirror_id = mirror_id;
11132 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
11135 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
11136 progname, argv[0], fname, strerror(errno));
11142 ssize_t bytes_read;
11146 rc = llapi_lease_check(fd);
11147 if (rc != LL_LEASE_WRLCK) {
11148 fprintf(stderr, "%s %s: '%s' lost lease lock\n",
11149 progname, argv[0], fname);
11153 bytes_read = read(inputfd, buf, buflen);
11154 if (bytes_read < 0) {
11157 "%s %s: fail to read data from '%s': %s\n",
11158 progname, argv[0], inputfile ? : "STDIN",
11165 if (bytes_read == 0)
11168 /* round up to page align to make direct IO happy. */
11169 to_write = (bytes_read + page_size - 1) & ~(page_size - 1);
11171 written = llapi_mirror_write(fd, mirror_id, buf, to_write,
11176 "%s %s: fail to write to mirror %u: %s\n",
11177 progname, argv[0], mirror_id,
11185 if (pos & (page_size - 1)) {
11186 rc = llapi_mirror_truncate(fd, mirror_id, pos);
11191 ioc.lil_mode = LL_LEASE_UNLCK;
11192 ioc.lil_flags = LL_LEASE_RESYNC_DONE;
11194 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
11199 "%s %s: release lease lock of '%s' failed: %s\n",
11200 progname, argv[0], fname, strerror(errno));
11217 static inline int get_other_mirror_ids(int fd, __u16 *ids, __u16 exclude_id)
11219 struct llapi_layout *layout;
11220 struct collect_ids_data cid = { .cid_ids = ids,
11222 .cid_exclude = exclude_id, };
11225 layout = llapi_layout_get_by_fd(fd, 0);
11227 fprintf(stderr, "could not get layout\n");
11231 rc = llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
11233 fprintf(stderr, "failed to iterate layout\n");
11234 llapi_layout_free(layout);
11238 llapi_layout_free(layout);
11240 return cid.cid_count;
11243 static inline int lfs_mirror_copy(int argc, char **argv)
11246 __u16 read_mirror_id = 0;
11247 __u16 ids[128] = { 0 };
11249 struct llapi_layout *layout = NULL;
11250 struct llapi_resync_comp comp_array[1024] = { { 0 } };
11257 struct ll_ioc_lease *ioc = NULL;
11258 struct ll_ioc_lease_id *resync_ioc;
11259 struct option long_opts[] = {
11260 { .val = 'h', .name = "help", .has_arg = no_argument },
11261 { .val = 'i', .name = "read-mirror", .has_arg = required_argument },
11262 { .val = 'o', .name = "write-mirror", .has_arg = required_argument },
11263 { .name = NULL } };
11264 char cmd[PATH_MAX];
11266 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
11268 while ((c = getopt_long(argc, argv, "hi:o:", long_opts, NULL)) >= 0) {
11273 unsigned long int id;
11276 id = strtoul(optarg, &end, 0);
11277 if (errno != 0 || *end != '\0' || id == 0 ||
11280 "%s: invalid read mirror ID '%s'\n",
11285 read_mirror_id = (__u16)id;
11289 if (!strcmp(optarg, "-1")) {
11290 /* specify all other mirrors */
11291 ids[0] = (__u16)-1;
11294 count = parse_mirror_ids((__u16 *)ids,
11302 fprintf(stderr, "%s: unrecognized option '%s'\n",
11303 progname, argv[optind - 1]);
11310 if (argc == optind) {
11311 fprintf(stderr, "%s %s: no mirrored file provided\n",
11312 progname, argv[0]);
11314 } else if (argc > optind + 1) {
11315 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
11319 if (read_mirror_id == 0) {
11321 "%s %s: no valid read mirror ID %d is provided\n",
11322 progname, argv[0], read_mirror_id);
11328 "%s %s: no write mirror ID is provided\n",
11329 progname, argv[0]);
11333 for (i = 0; i < count; i++) {
11334 if (read_mirror_id == ids[i]) {
11336 "%s %s: read and write mirror ID cannot be the same\n",
11337 progname, argv[0]);
11342 /* open mirror file */
11343 fname = argv[optind];
11345 fd = open(fname, O_DIRECT | O_RDWR);
11347 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
11348 progname, argv[0], fname, strerror(errno));
11352 /* write to all other mirrors */
11353 if (ids[0] == (__u16)-1) {
11354 count = get_other_mirror_ids(fd, ids, read_mirror_id);
11358 "%s %s: failed to get other mirror ids in '%s': %d\n",
11359 progname, argv[0], fname, rc);
11364 /* verify mirror id */
11365 rc = verify_mirror_id_by_fd(fd, read_mirror_id);
11368 "%s %s: cannot find mirror with ID %u in '%s'\n",
11369 progname, argv[0], read_mirror_id, fname);
11373 for (i = 0; i < count; i++) {
11374 rc = verify_mirror_id_by_fd(fd, ids[i]);
11377 "%s %s: cannot find mirror with ID %u in '%s'\n",
11378 progname, argv[0], ids[i], fname);
11383 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
11386 "%s %s: cannot alloc comp id array for ioc: %s\n",
11387 progname, argv[0], strerror(errno));
11392 /* get stale component info */
11393 layout = llapi_layout_get_by_fd(fd, 0);
11395 fprintf(stderr, "%s %s: failed to get layout of '%s': %s\n",
11396 progname, argv[0], fname, strerror(errno));
11400 comp_size = llapi_mirror_find_stale(layout, comp_array,
11401 ARRAY_SIZE(comp_array),
11403 llapi_layout_free(layout);
11404 if (comp_size < 0) {
11409 /* prepare target mirror components instantiation */
11410 resync_ioc = (struct ll_ioc_lease_id *)ioc;
11411 resync_ioc->lil_mode = LL_LEASE_WRLCK;
11412 resync_ioc->lil_flags = LL_LEASE_RESYNC;
11414 resync_ioc->lil_mirror_id = ids[0];
11416 resync_ioc->lil_mirror_id = read_mirror_id | MIRROR_ID_NEG;
11417 rc = llapi_lease_set(fd, ioc);
11420 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
11421 progname, argv[0], fname, strerror(errno));
11425 copied = llapi_mirror_copy_many(fd, read_mirror_id, ids, count);
11428 fprintf(stderr, "%s %s: copy error: %d\n",
11429 progname, argv[0], rc);
11433 fprintf(stdout, "mirror copied successfully: ");
11434 for (i = 0; i < copied; i++)
11435 fprintf(stdout, "%d ", ids[i]);
11436 fprintf(stdout, "\n");
11438 ioc->lil_mode = LL_LEASE_UNLCK;
11439 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
11440 ioc->lil_count = 0;
11441 for (i = 0; i < comp_size; i++) {
11444 for (j = 0; j < copied; j++) {
11445 if (comp_array[i].lrc_mirror_id != ids[j])
11448 ioc->lil_ids[ioc->lil_count] = comp_array[i].lrc_id;
11452 rc = llapi_lease_set(fd, ioc);
11457 "%s %s: release lease lock of '%s' failed: %s\n",
11458 progname, argv[0], fname, strerror(errno));
11473 * struct verify_chunk - Mirror chunk to be verified.
11474 * @chunk: [start, end) of the chunk.
11475 * @mirror_count: Number of mirror ids in @mirror_id array.
11476 * @mirror_id: Array of valid mirror ids that cover the chunk.
11478 struct verify_chunk {
11479 struct lu_extent chunk;
11480 unsigned int mirror_count;
11481 __u16 mirror_id[LUSTRE_MIRROR_COUNT_MAX];
11485 * print_chunks() - Print chunk information.
11486 * @fname: Mirrored file name.
11487 * @chunks: Array of chunks.
11488 * @chunk_count: Number of chunks in @chunks array.
11490 * This function prints [start, end) of each chunk in @chunks
11491 * for mirrored file @fname, and also prints the valid mirror ids
11492 * that cover the chunk.
11497 void print_chunks(const char *fname, struct verify_chunk *chunks,
11503 fprintf(stdout, "Chunks to be verified in %s:\n", fname);
11504 for (i = 0; i < chunk_count; i++) {
11505 fprintf(stdout, DEXT, PEXT(&chunks[i].chunk));
11507 if (chunks[i].mirror_count == 0)
11508 fprintf(stdout, "\t[");
11510 fprintf(stdout, "\t[%u", chunks[i].mirror_id[0]);
11511 for (j = 1; j < chunks[i].mirror_count; j++)
11512 fprintf(stdout, ", %u", chunks[i].mirror_id[j]);
11514 fprintf(stdout, "]\t%u\n", chunks[i].mirror_count);
11516 fprintf(stdout, "\n");
11520 * print_checksums() - Print CRC-32 checksum values.
11521 * @chunk: A chunk and its corresponding valid mirror ids.
11522 * @crc: CRC-32 checksum values on the chunk for each valid mirror.
11524 * This function prints CRC-32 checksum values on @chunk for
11525 * each valid mirror that covers it.
11530 void print_checksums(struct verify_chunk *chunk, unsigned long *crc)
11535 "CRC-32 checksum value for chunk "DEXT":\n",
11536 PEXT(&chunk->chunk));
11537 for (i = 0; i < chunk->mirror_count; i++)
11538 fprintf(stdout, "Mirror %u:\t%#lx\n",
11539 chunk->mirror_id[i], crc[i]);
11540 fprintf(stdout, "\n");
11544 * filter_mirror_id() - Filter specified mirror ids.
11545 * @chunks: Array of chunks.
11546 * @chunk_count: Number of chunks in @chunks array.
11547 * @mirror_ids: Specified mirror ids to be verified.
11548 * @ids_nr: Number of specified mirror ids.
11550 * This function scans valid mirror ids that cover each chunk in @chunks
11551 * and filters specified mirror ids.
11556 void filter_mirror_id(struct verify_chunk *chunks, int chunk_count,
11557 __u16 *mirror_ids, int ids_nr)
11562 __u16 valid_id[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
11563 unsigned int valid_count = 0;
11565 for (i = 0; i < chunk_count; i++) {
11566 if (chunks[i].mirror_count == 0)
11570 for (j = 0; j < ids_nr; j++) {
11571 for (k = 0; k < chunks[i].mirror_count; k++) {
11572 if (chunks[i].mirror_id[k] == mirror_ids[j]) {
11573 valid_id[valid_count] = mirror_ids[j];
11580 memcpy(chunks[i].mirror_id, valid_id,
11581 sizeof(__u16) * valid_count);
11582 chunks[i].mirror_count = valid_count;
11587 * lfs_mirror_prepare_chunk() - Find mirror chunks to be verified.
11588 * @layout: Mirror component list.
11589 * @chunks: Array of chunks.
11590 * @chunks_size: Array size of @chunks.
11592 * This function scans the components in @layout from offset 0 to LUSTRE_EOF
11593 * to find out chunk segments and store them in @chunks array.
11595 * The @mirror_id array in each element of @chunks will store the valid
11596 * mirror ids that cover the chunk. If a mirror component covering the
11597 * chunk has LCME_FL_STALE or LCME_FL_OFFLINE flag, then the mirror id
11598 * will not be stored into the @mirror_id array, and the chunk for that
11599 * mirror will not be verified.
11601 * The @mirror_count in each element of @chunks will store the number of
11602 * mirror ids in @mirror_id array. If @mirror_count is 0, it indicates the
11603 * chunk is invalid in all of the mirrors. And if @mirror_count is 1, it
11604 * indicates the chunk is valid in only one mirror. In both cases, the
11605 * chunk will not be verified.
11607 * Here is an example:
11609 * 0 1M 2M 3M 4M EOF
11610 * +------+-------------+--------------------+
11611 * | | | S | mirror1
11612 * +------+------+------+------+-------------+
11613 * | | S | S | | mirror2
11614 * +-------------+------+------+-------------+
11616 * prepared @chunks array will contain 5 elements:
11617 * (([0, 1M), [1, 2], 2),
11618 * ([1M, 2M), [1, 2], 2),
11619 * ([2M, 3M), [1], 1),
11620 * ([3M, 4M], [], 0),
11621 * ([4M, EOF), [2], 1))
11623 * Return: the actual array size of @chunks on success
11624 * or a negative error code on failure.
11627 int lfs_mirror_prepare_chunk(struct llapi_layout *layout,
11628 struct verify_chunk *chunks,
11629 size_t chunks_size)
11633 uint32_t mirror_id;
11639 memset(chunks, 0, sizeof(*chunks) * chunks_size);
11642 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
11645 "%s: move to the first layout component: %s.\n",
11646 progname, strerror(errno));
11652 chunks[idx].chunk.e_end = LUSTRE_EOF;
11654 rc = llapi_layout_comp_extent_get(layout, &start, &end);
11657 "%s: llapi_layout_comp_extent_get failed: %s.\n",
11658 progname, strerror(errno));
11662 if (start > chunks[idx].chunk.e_start ||
11663 end <= chunks[idx].chunk.e_start)
11666 if (end < chunks[idx].chunk.e_end)
11667 chunks[idx].chunk.e_end = end;
11669 rc = llapi_layout_comp_flags_get(layout, &flags);
11672 "%s: llapi_layout_comp_flags_get failed: %s.\n",
11673 progname, strerror(errno));
11677 if (flags & LCME_FL_STALE || flags & LCME_FL_OFFLINE)
11680 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
11683 "%s: llapi_layout_mirror_id_get failed: %s.\n",
11684 progname, strerror(errno));
11688 chunks[idx].mirror_id[i] = mirror_id;
11690 if (i >= ARRAY_SIZE(chunks[idx].mirror_id)) {
11692 "%s: mirror_id array is too small.\n",
11699 rc = llapi_layout_comp_use(layout,
11700 LLAPI_LAYOUT_COMP_USE_NEXT);
11703 "%s: move to the next layout component: %s.\n",
11704 progname, strerror(errno));
11707 } /* loop through all components */
11709 chunks[idx].mirror_count = i;
11711 if (chunks[idx].chunk.e_end == LUSTRE_EOF)
11715 if (idx >= chunks_size) {
11716 fprintf(stderr, "%s: chunks array is too small.\n",
11722 chunks[idx].chunk.e_start = chunks[idx - 1].chunk.e_end;
11726 return rc < 0 ? rc : idx + 1;
11730 * lfs_mirror_verify_chunk() - Verify a chunk.
11731 * @fd: File descriptor of the mirrored file.
11732 * @file_size: Size of the mirrored file.
11733 * @chunk: A chunk and its corresponding valid mirror ids.
11734 * @verbose: Verbose mode.
11736 * This function verifies a @chunk contains exactly the same data
11737 * ammong the mirrors that cover it.
11739 * If @verbose is specified, then the function will print where the
11740 * differences are if the data do not match. Otherwise, it will
11741 * just return an error in that case.
11743 * Return: 0 on success or a negative error code on failure.
11746 int lfs_mirror_verify_chunk(int fd, size_t file_size,
11747 struct verify_chunk *chunk, int verbose)
11749 const size_t buflen = 4 * 1024 * 1024; /* 4M */
11751 size_t page_size = sysconf(_SC_PAGESIZE);
11752 ssize_t bytes_read;
11753 ssize_t bytes_done;
11757 unsigned long crc_array[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
11761 if (file_size == 0)
11764 rc = posix_memalign(&buf, page_size, buflen);
11765 if (rc) /* error code is returned directly */
11769 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
11770 PEXT(&chunk->chunk));
11771 for (i = 0; i < chunk->mirror_count; i++)
11772 fprintf(stdout, " %u", chunk->mirror_id[i]);
11773 fprintf(stdout, "\n");
11777 count = MIN(chunk->chunk.e_end, file_size) - chunk->chunk.e_start;
11778 pos = chunk->chunk.e_start;
11779 while (bytes_done < count) {
11780 /* compute initial CRC-32 checksum */
11781 crc = crc32(0L, Z_NULL, 0);
11782 memset(crc_array, 0, sizeof(crc_array));
11785 for (i = 0; i < chunk->mirror_count; i++) {
11786 bytes_read = llapi_mirror_read(fd, chunk->mirror_id[i],
11788 if (bytes_read < 0) {
11791 "%s: failed to read data from mirror %u: %s.\n",
11792 progname, chunk->mirror_id[i],
11797 /* compute new CRC-32 checksum */
11798 crc_array[i] = crc32(crc, buf, bytes_read);
11802 print_checksums(chunk, crc_array);
11804 /* compare CRC-32 checksum values */
11805 for (i = 1; i < chunk->mirror_count; i++) {
11806 if (crc_array[i] != crc_array[0]) {
11810 "%s: chunk "DEXT" has different checksum value on mirror %u and mirror %u.\n",
11811 progname, PEXT(&chunk->chunk),
11812 chunk->mirror_id[0],
11813 chunk->mirror_id[i]);
11818 bytes_done += bytes_read;
11821 if (verbose > 1 && rc == 0) {
11822 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
11823 PEXT(&chunk->chunk));
11824 for (i = 0; i < chunk->mirror_count; i++)
11825 fprintf(stdout, " %u", chunk->mirror_id[i]);
11826 fprintf(stdout, " PASS\n\n");
11835 * lfs_mirror_verify_file() - Verify a mirrored file.
11836 * @fname: Mirrored file name.
11837 * @mirror_ids: Specified mirror ids to be verified.
11838 * @ids_nr: Number of specified mirror ids.
11839 * @verbose: Verbose mode.
11841 * This function verifies that each SYNC mirror of a mirrored file
11842 * specified by @fname contains exactly the same data.
11844 * If @mirror_ids is specified, then the function will verify the
11845 * mirrors specified by @mirror_ids contain exactly the same data.
11847 * If @verbose is specified, then the function will print where the
11848 * differences are if the data do not match. Otherwise, it will
11849 * just return an error in that case.
11851 * Return: 0 on success or a negative error code on failure.
11854 int lfs_mirror_verify_file(const char *fname, __u16 *mirror_ids, int ids_nr,
11857 struct verify_chunk chunks_array[1024] = { };
11858 struct llapi_layout *layout = NULL;
11860 uint32_t flr_state;
11862 int chunk_count = 0;
11868 if (stat(fname, &stbuf) < 0) {
11869 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
11870 progname, fname, strerror(errno));
11875 if (!S_ISREG(stbuf.st_mode)) {
11876 fprintf(stderr, "%s: '%s' is not a regular file.\n",
11882 if (stbuf.st_size == 0) {
11884 fprintf(stdout, "%s: '%s' file size is 0.\n",
11890 fd = open(fname, O_DIRECT | O_RDONLY);
11892 fprintf(stderr, "%s: cannot open '%s': %s.\n",
11893 progname, fname, strerror(errno));
11898 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
11900 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
11901 progname, fname, strerror(errno));
11905 layout = llapi_layout_get_by_fd(fd, 0);
11907 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
11908 progname, fname, strerror(errno));
11910 llapi_lease_release(fd);
11914 rc = llapi_layout_flags_get(layout, &flr_state);
11916 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
11917 progname, fname, strerror(errno));
11922 flr_state &= LCM_FL_FLR_MASK;
11923 switch (flr_state) {
11926 fprintf(stderr, "%s: '%s' file state error: %s.\n",
11927 progname, fname, llapi_layout_flags_string(flr_state));
11933 /* find out mirror chunks to be verified */
11934 chunk_count = lfs_mirror_prepare_chunk(layout, chunks_array,
11935 ARRAY_SIZE(chunks_array));
11936 if (chunk_count < 0) {
11942 /* filter specified mirror ids */
11943 filter_mirror_id(chunks_array, chunk_count, mirror_ids, ids_nr);
11946 print_chunks(fname, chunks_array, chunk_count);
11948 for (idx = 0; idx < chunk_count; idx++) {
11949 if (chunks_array[idx].chunk.e_start >= stbuf.st_size) {
11952 "%s: '%s' chunk "DEXT" exceeds file size %#llx: skipped\n",
11954 PEXT(&chunks_array[idx].chunk),
11955 (unsigned long long)stbuf.st_size);
11959 if (chunks_array[idx].mirror_count == 0) {
11961 "%s: '%s' chunk "DEXT" is invalid in all of the mirrors: ",
11963 PEXT(&chunks_array[idx].chunk));
11965 fprintf(stderr, "skipped\n");
11969 fprintf(stderr, "failed\n");
11973 if (chunks_array[idx].mirror_count == 1) {
11976 "%s: '%s' chunk "DEXT" is only valid in mirror %u: skipped\n",
11978 PEXT(&chunks_array[idx].chunk),
11979 chunks_array[idx].mirror_id[0]);
11983 rc = llapi_lease_check(fd);
11984 if (rc != LL_LEASE_RDLCK) {
11985 fprintf(stderr, "%s: '%s' lost lease lock.\n",
11990 /* verify one chunk */
11991 rc1 = lfs_mirror_verify_chunk(fd, stbuf.st_size,
11992 &chunks_array[idx], verbose);
12006 llapi_layout_free(layout);
12007 llapi_lease_release(fd);
12015 * lfs_mirror_verify() - Parse and execute lfs mirror verify command.
12016 * @argc: The count of lfs mirror verify command line arguments.
12017 * @argv: Array of strings for lfs mirror verify command line arguments.
12019 * This function parses lfs mirror verify command and verifies the
12020 * specified mirrored file(s).
12022 * Return: 0 on success or a negative error code on failure.
12024 static inline int lfs_mirror_verify(int argc, char **argv)
12026 __u16 mirror_ids[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
12032 char cmd[PATH_MAX];
12034 struct option long_opts[] = {
12035 { .val = 'h', .name = "help", .has_arg = no_argument },
12036 { .val = 'o', .name = "only", .has_arg = required_argument },
12037 { .val = 'v', .name = "verbose", .has_arg = no_argument },
12038 { .name = NULL } };
12040 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
12042 while ((c = getopt_long(argc, argv, "ho:v", long_opts, NULL)) >= 0) {
12045 rc = parse_mirror_ids(mirror_ids,
12046 ARRAY_SIZE(mirror_ids),
12050 "%s: bad mirror ids '%s'.\n",
12057 "%s: at least 2 mirror ids needed with '--only' option.\n",
12067 fprintf(stderr, "%s: unrecognized option '%s'\n",
12068 progname, argv[optind - 1]);
12076 if (argc == optind) {
12077 fprintf(stderr, "%s: no file name given.\n", progname);
12082 if (ids_nr > 0 && argc > optind + 1) {
12084 "%s: '--only' cannot be used upon multiple files.\n",
12091 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
12097 for (; optind < argc; optind++) {
12098 rc1 = lfs_mirror_verify_file(argv[optind], mirror_ids, ids_nr,
12108 * lfs_mirror() - Parse and execute lfs mirror commands.
12109 * @argc: The count of lfs mirror command line arguments.
12110 * @argv: Array of strings for lfs mirror command line arguments.
12112 * This function parses lfs mirror commands and performs the
12113 * corresponding functions specified in mirror_cmdlist[].
12115 * Return: 0 on success or an error code on failure.
12117 static int lfs_mirror(int argc, char **argv)
12119 char cmd[PATH_MAX];
12122 setlinebuf(stdout);
12124 Parser_init("lfs-mirror > ", mirror_cmdlist);
12126 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
12128 program_invocation_short_name = cmd;
12130 rc = Parser_execarg(argc - 1, argv + 1, mirror_cmdlist);
12132 rc = Parser_commands();
12134 return rc < 0 ? -rc : rc;
12137 static void lustre_som_swab(struct lustre_som_attrs *attrs)
12139 #if __BYTE_ORDER == __BIG_ENDIAN
12140 __swab16s(&attrs->lsa_valid);
12141 __swab64s(&attrs->lsa_size);
12142 __swab64s(&attrs->lsa_blocks);
12146 enum lfs_som_type {
12147 LFS_SOM_SIZE = 0x1,
12148 LFS_SOM_BLOCKS = 0x2,
12149 LFS_SOM_FLAGS = 0x4,
12150 LFS_SOM_ATTR_ALL = LFS_SOM_SIZE | LFS_SOM_BLOCKS |
12154 static int lfs_getsom(int argc, char **argv)
12157 struct lustre_som_attrs *attrs;
12158 char buf[sizeof(*attrs) + 64];
12159 enum lfs_som_type type = LFS_SOM_ATTR_ALL;
12162 while ((c = getopt(argc, argv, "bfhs")) != -1) {
12165 type = LFS_SOM_BLOCKS;
12168 type = LFS_SOM_FLAGS;
12171 type = LFS_SOM_SIZE;
12174 fprintf(stderr, "%s: unrecognized option '%s'\n",
12175 progname, argv[optind - 1]);
12186 fprintf(stderr, "%s: %s\n",
12187 progname, argc == 0 ? "miss file target" :
12188 "input more than 2 files");
12193 attrs = (void *)buf;
12194 rc = lgetxattr(path, "trusted.som", attrs, sizeof(buf));
12197 fprintf(stderr, "%s failed to get som xattr: %s (%d)\n",
12198 argv[0], strerror(errno), errno);
12202 lustre_som_swab(attrs);
12205 case LFS_SOM_ATTR_ALL:
12206 printf("file: %s size: %llu blocks: %llu flags: %x\n",
12207 path, (unsigned long long)attrs->lsa_size,
12208 (unsigned long long)attrs->lsa_blocks,
12212 printf("%llu\n", (unsigned long long)attrs->lsa_size);
12214 case LFS_SOM_BLOCKS:
12215 printf("%llu\n", (unsigned long long)attrs->lsa_blocks);
12217 case LFS_SOM_FLAGS:
12218 printf("%x\n", attrs->lsa_valid);
12221 fprintf(stderr, "%s: unknown option\n", progname);
12229 * lfs_mirror_list_commands() - List lfs mirror commands.
12230 * @argc: The count of command line arguments.
12231 * @argv: Array of strings for command line arguments.
12233 * This function lists lfs mirror commands defined in mirror_cmdlist[].
12235 * Return: 0 on success.
12237 static int lfs_mirror_list_commands(int argc, char **argv)
12239 char buffer[81] = "";
12241 Parser_list_commands(mirror_cmdlist, buffer, sizeof(buffer),
12247 static int lfs_pcc_attach(int argc, char **argv)
12249 struct option long_opts[] = {
12250 { .val = 'h', .name = "help", .has_arg = no_argument },
12251 { .val = 'i', .name = "id", .has_arg = required_argument },
12252 { .name = NULL } };
12255 __u32 archive_id = 0;
12258 char fullpath[PATH_MAX];
12259 enum lu_pcc_type type = LU_PCC_READWRITE;
12262 while ((c = getopt_long(argc, argv, "hi:",
12263 long_opts, NULL)) != -1) {
12267 archive_id = strtoul(optarg, &end, 0);
12268 if (errno != 0 || *end != '\0' ||
12269 archive_id == 0 || archive_id > UINT32_MAX) {
12271 "error: %s: bad archive ID '%s'\n",
12277 fprintf(stderr, "%s: unrecognized option '%s'\n",
12278 progname, argv[optind - 1]);
12285 if (archive_id == 0) {
12286 fprintf(stderr, "%s: must specify attach ID\n", argv[0]);
12290 if (argc <= optind) {
12291 fprintf(stderr, "%s: must specify one or more file names\n",
12296 while (optind < argc) {
12299 path = argv[optind++];
12300 if (!realpath(path, fullpath)) {
12301 fprintf(stderr, "%s: could not find path '%s': %s\n",
12302 argv[0], path, strerror(errno));
12308 rc2 = llapi_pcc_attach(fullpath, archive_id, type);
12311 "%s: cannot attach '%s' to PCC with archive ID '%u': %s\n",
12312 argv[0], path, archive_id, strerror(-rc2));
12320 static int lfs_pcc_attach_fid(int argc, char **argv)
12322 struct option long_opts[] = {
12323 { .val = 'h', .name = "help", .has_arg = no_argument },
12324 { .val = 'i', .name = "id", .has_arg = required_argument },
12325 { .val = 'm', .name = "mnt", .has_arg = required_argument },
12326 { .name = NULL } };
12329 __u32 archive_id = 0;
12331 const char *mntpath = NULL;
12332 const char *fidstr;
12333 enum lu_pcc_type type = LU_PCC_READWRITE;
12336 while ((c = getopt_long(argc, argv, "hi:m:",
12337 long_opts, NULL)) != -1) {
12341 archive_id = strtoul(optarg, &end, 0);
12342 if (errno != 0 || *end != '\0' ||
12343 archive_id > UINT32_MAX) {
12345 "error: %s: bad archive ID '%s'\n",
12354 fprintf(stderr, "%s: unrecognized option '%s'\n",
12355 progname, argv[optind - 1]);
12362 if (archive_id == 0) {
12363 fprintf(stderr, "%s: must specify an archive ID\n", argv[0]);
12368 fprintf(stderr, "%s: must specify Lustre mount point\n",
12373 if (argc <= optind) {
12374 fprintf(stderr, "%s: must specify one or more fids\n", argv[0]);
12378 while (optind < argc) {
12381 fidstr = argv[optind++];
12383 rc2 = llapi_pcc_attach_fid_str(mntpath, fidstr,
12387 "%s: cannot attach '%s' on '%s' to PCC with archive ID '%u': %s\n",
12388 argv[0], fidstr, mntpath, archive_id,
12391 if (rc == 0 && rc2 < 0)
12397 static int lfs_pcc_detach(int argc, char **argv)
12399 struct option long_opts[] = {
12400 { .val = 'h', .name = "help", .has_arg = no_argument },
12401 { .val = 'k', .name = "keep", .has_arg = no_argument },
12402 { .name = NULL } };
12406 char fullpath[PATH_MAX];
12407 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
12410 while ((c = getopt_long(argc, argv, "hk",
12411 long_opts, NULL)) != -1) {
12414 detach_opt = PCC_DETACH_OPT_NONE;
12417 fprintf(stderr, "%s: unrecognized option '%s'\n",
12418 progname, argv[optind - 1]);
12425 while (optind < argc) {
12428 path = argv[optind++];
12429 if (!realpath(path, fullpath)) {
12430 fprintf(stderr, "%s: could not find path '%s': %s\n",
12431 argv[0], path, strerror(errno));
12437 rc2 = llapi_pcc_detach_file(fullpath, detach_opt);
12441 "%s: cannot detach '%s' from PCC: %s\n",
12442 argv[0], path, strerror(errno));
12450 static int lfs_pcc_detach_fid(int argc, char **argv)
12452 struct option long_opts[] = {
12453 { .val = 'h', .name = "help", .has_arg = no_argument },
12454 { .val = 'k', .name = "keep", .has_arg = no_argument },
12455 { .name = NULL } };
12459 const char *mntpath;
12460 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
12463 while ((c = getopt_long(argc, argv, "hk",
12464 long_opts, NULL)) != -1) {
12467 detach_opt = PCC_DETACH_OPT_NONE;
12470 fprintf(stderr, "%s: unrecognized option '%s'\n",
12471 progname, argv[optind - 1]);
12478 mntpath = argv[optind++];
12480 while (optind < argc) {
12483 fid = argv[optind++];
12485 rc2 = llapi_pcc_detach_fid_str(mntpath, fid, detach_opt);
12488 "%s: cannot detach '%s' on '%s' from PCC: %s\n",
12489 argv[0], fid, mntpath, strerror(-rc2));
12497 static int lfs_pcc_state(int argc, char **argv)
12501 char fullpath[PATH_MAX];
12502 struct lu_pcc_state state;
12507 fprintf(stderr, "%s: must specify one or more file names\n",
12512 while (optind < argc) {
12515 path = argv[optind++];
12516 if (!realpath(path, fullpath)) {
12517 fprintf(stderr, "%s: could not find path '%s': %s\n",
12518 argv[0], path, strerror(errno));
12524 rc2 = llapi_pcc_state_get(fullpath, &state);
12529 "%s: cannot get PCC state of '%s': %s\n",
12530 argv[0], path, strerror(-rc2));
12534 printf("file: %s", path);
12535 printf(", type: %s", pcc_type2string(state.pccs_type));
12536 if (state.pccs_type == LU_PCC_NONE &&
12537 state.pccs_open_count == 0) {
12542 printf(", PCC file: %s", state.pccs_path);
12543 printf(", user number: %u", state.pccs_open_count);
12544 printf(", flags: %x", state.pccs_flags);
12551 * lfs_pcc_list_commands() - List lfs pcc commands.
12552 * @argc: The count of command line arguments.
12553 * @argv: Array of strings for command line arguments.
12555 * This function lists lfs pcc commands defined in pcc_cmdlist[].
12557 * Return: 0 on success.
12559 static int lfs_pcc_list_commands(int argc, char **argv)
12561 char buffer[81] = "";
12563 Parser_list_commands(pcc_cmdlist, buffer, sizeof(buffer),
12570 * lfs_pcc() - Parse and execute lfs pcc commands.
12571 * @argc: The count of lfs pcc command line arguments.
12572 * @argv: Array of strings for lfs pcc command line arguments.
12574 * This function parses lfs pcc commands and performs the
12575 * corresponding functions specified in pcc_cmdlist[].
12577 * Return: 0 on success or an error code on failure.
12579 static int lfs_pcc(int argc, char **argv)
12581 char cmd[PATH_MAX];
12584 setlinebuf(stdout);
12586 Parser_init("lfs-pcc > ", pcc_cmdlist);
12588 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
12590 program_invocation_short_name = cmd;
12592 rc = Parser_execarg(argc - 1, argv + 1, pcc_cmdlist);
12594 rc = Parser_commands();
12596 return rc < 0 ? -rc : rc;
12599 static int lfs_list_commands(int argc, char **argv)
12601 char buffer[81] = ""; /* 80 printable chars + terminating NUL */
12603 Parser_list_commands(cmdlist, buffer, sizeof(buffer), NULL, 0, 4);
12608 int main(int argc, char **argv)
12612 /* Ensure that liblustreapi constructor has run */
12613 if (!llapi_liblustreapi_initialized())
12614 fprintf(stderr, "liblustreapi was not properly initialized\n");
12616 setlinebuf(stdout);
12619 Parser_init("lfs > ", cmdlist);
12621 progname = program_invocation_short_name; /* Used in error messages */
12623 llapi_set_command_name(argv[1]);
12624 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
12625 llapi_clear_command_name();
12627 rc = Parser_commands();
12630 return rc < 0 ? -rc : rc;
12633 #ifdef _LUSTRE_IDL_H_
12634 /* Everything we need here should be included by lustreapi.h. */
12635 # error "lfs should not depend on lustre_idl.h"
12636 #endif /* _LUSTRE_IDL_H_ */