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
820 rflags = O_RDWR | O_NOATIME;
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_set_timestamps(int fd, const struct stat *st)
1026 struct timeval tv[2] = {
1027 {.tv_sec = st->st_atime},
1028 {.tv_sec = st->st_mtime}
1031 return futimes(fd, tv);
1034 static int migrate_block(int fd, int fdv)
1042 rc = fstat(fd, &st);
1044 error_loc = "cannot stat source file";
1048 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
1050 error_loc = "cannot get dataversion";
1059 * The grouplock blocks all concurrent accesses to the file.
1060 * It has to be taken after llapi_get_data_version as it would
1063 rc = llapi_group_lock(fd, gid);
1065 error_loc = "cannot get group lock";
1069 rc = migrate_copy_data(fd, fdv, NULL);
1071 error_loc = "data copy failed";
1075 /* Make sure we keep original atime/mtime values */
1076 rc = migrate_set_timestamps(fdv, &st);
1078 error_loc = "set target file timestamp failed";
1084 * for a migration we need to check data version on file did
1087 * Pass in gid=0 since we already own grouplock.
1089 rc = llapi_fswap_layouts_grouplock(fd, fdv, dv1, 0, 0,
1090 SWAP_LAYOUTS_CHECK_DV1);
1091 if (rc == -EAGAIN) {
1092 error_loc = "file changed";
1094 } else if (rc < 0) {
1095 error_loc = "cannot swap layout";
1100 rc2 = llapi_group_unlock(fd, gid);
1101 if (rc2 < 0 && rc == 0) {
1102 error_loc = "unlock group lock";
1110 * Internal helper for migrate_copy_data(). Check lease and report error if
1113 * \param[in] fd File descriptor on which to check the lease.
1115 * \retval 0 Migration can keep on going.
1116 * \retval -errno Error occurred, abort migration.
1118 static int check_lease(int fd)
1122 rc = llapi_lease_check(fd);
1124 return 0; /* llapi_check_lease returns > 0 on success. */
1129 static int migrate_nonblock(int fd, int fdv)
1136 rc = fstat(fd, &st);
1138 error_loc = "cannot stat source file";
1142 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
1144 error_loc = "cannot get data version";
1148 rc = migrate_copy_data(fd, fdv, check_lease);
1150 error_loc = "data copy failed";
1154 rc = llapi_get_data_version(fd, &dv2, LL_DV_RD_FLUSH);
1156 error_loc = "cannot get data version";
1162 error_loc = "source file changed";
1166 /* Make sure we keep original atime/mtime values */
1167 rc = migrate_set_timestamps(fdv, &st);
1169 error_loc = "set target file timestamp failed";
1176 int lfs_layout_compid_by_pool(char *fname, const char *pool, int *comp_id)
1178 struct pool_to_id_cbdata data = { .pool = pool };
1179 struct llapi_layout *layout = NULL;
1182 layout = llapi_layout_get_by_path(fname, 0);
1185 "error %s: file '%s' couldn't get layout: rc=%d\n",
1186 progname, fname, errno);
1190 rc = llapi_layout_sanity(layout, fname, false, true);
1192 llapi_layout_sanity_perror(errno);
1195 rc = llapi_layout_comp_iterate(layout, find_comp_id_by_pool, &data);
1204 llapi_layout_free(layout);
1208 static int lfs_component_set(char *fname, int comp_id, const char *pool,
1209 __u32 flags, __u32 neg_flags)
1212 __u32 flags_array[2];
1219 "error %s: neither component id nor pool is specified\n",
1223 rc = lfs_layout_compid_by_pool(fname, pool, &comp_id);
1229 ids[count] = comp_id;
1230 flags_array[count] = flags;
1235 if (neg_flags & LCME_FL_STALE) {
1237 "%s: cannot clear 'stale' flags from component. Please use lfs-mirror-resync(1) instead\n",
1242 ids[count] = comp_id;
1243 flags_array[count] = neg_flags | LCME_FL_NEG;
1247 rc = llapi_layout_file_comp_set(fname, ids, flags_array, count);
1249 if (errno == EUCLEAN) {
1252 "%s: cannot set 'stale' flag on component '%#x' of the last non-stale mirror of '%s'\n",
1253 progname, comp_id, fname);
1256 "%s: cannot change the flags of component '%#x' of file '%s': %x / ^(%x)\n",
1257 progname, comp_id, fname, flags, neg_flags);
1264 static int lfs_component_del(char *fname, __u32 comp_id,
1265 __u32 flags, __u32 neg_flags)
1269 if (flags && neg_flags)
1272 if (!flags && neg_flags)
1273 flags = neg_flags | LCME_FL_NEG;
1275 if ((flags && comp_id) || (!flags && !comp_id))
1279 if (flags & ~LCME_KNOWN_FLAGS) {
1281 "%s setstripe: unknown flags %#x\n",
1285 } else if (comp_id > LCME_ID_MAX) {
1286 fprintf(stderr, "%s setstripe: invalid component id %u\n",
1291 rc = llapi_layout_file_comp_del(fname, comp_id, flags);
1294 "%s setstripe: cannot delete component %#x from '%s': %s\n",
1295 progname, comp_id, fname, strerror(errno));
1299 static int lfs_component_add(char *fname, struct llapi_layout *layout)
1306 rc = llapi_layout_file_comp_add(fname, layout);
1308 fprintf(stderr, "Add layout component(s) to %s failed. %s\n",
1309 fname, strerror(errno));
1313 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
1314 struct llapi_layout *layout)
1322 fd = lstat(fname, &st);
1323 if (fd == 0 && S_ISDIR(st.st_mode))
1324 open_flags = O_DIRECTORY | O_RDONLY;
1326 fd = llapi_layout_file_open(fname, open_flags, open_mode, layout);
1328 fprintf(stderr, "%s: cannot %s '%s': %s\n", progname,
1329 S_ISDIR(st.st_mode) ?
1330 "set default composite layout for" :
1331 "create composite file",
1332 fname, strerror(errno));
1336 static int lfs_migrate(char *name, __u64 migration_flags,
1337 struct llapi_stripe_param *param,
1338 struct llapi_layout *layout)
1340 struct llapi_layout *existing;
1341 uint64_t dom_new, dom_cur;
1346 rc = migrate_open_files(name, migration_flags, param, layout,
1351 rc = llapi_layout_dom_size(layout, &dom_new);
1353 error_loc = "cannot get new layout DoM size";
1356 /* special case for migration to DOM layout*/
1357 existing = llapi_layout_get_by_fd(fd, 0);
1359 error_loc = "cannot get existing layout";
1363 rc = llapi_layout_dom_size(existing, &dom_cur);
1365 error_loc = "cannot get current layout DoM size";
1370 * if file has DoM layout already then migration is possible to
1371 * the new layout with the same DoM component via swap layout,
1372 * if new layout used bigger DOM size, then mirroring is used
1374 if (dom_new > dom_cur) {
1375 rc = lfs_migrate_to_dom(fd, fdv, name, migration_flags, param,
1378 error_loc = "cannot migrate to DOM layout";
1382 if (!(migration_flags & MIGRATION_NONBLOCK)) {
1384 * Blocking mode (forced if servers do not support file lease).
1385 * It is also the default mode, since we cannot distinguish
1386 * between a broken lease and a server that does not support
1387 * atomic swap/close (LU-6785)
1389 rc = migrate_block(fd, fdv);
1393 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1395 error_loc = "cannot get lease";
1399 rc = migrate_nonblock(fd, fdv);
1401 llapi_lease_release(fd);
1406 * Atomically put lease, swap layouts and close.
1407 * for a migration we need to check data version on file did
1410 rc = llapi_fswap_layouts(fd, fdv, 0, 0, SWAP_LAYOUTS_CLOSE);
1412 error_loc = "cannot swap layout";
1424 fprintf(stderr, "error: %s: %s: %s: %s\n",
1425 progname, name, error_loc, strerror(-rc));
1426 else if (migration_flags & MIGRATION_VERBOSE)
1427 printf("%s\n", name);
1432 static int comp_str2flags(char *string, __u32 *flags, __u32 *neg_flags)
1435 char *dup_string = NULL;
1441 if (!string || !string[0])
1444 dup_string = strdup(string);
1446 llapi_printf(LLAPI_MSG_ERROR,
1447 "%s: insufficient memory\n",
1452 for (name = strtok(dup_string, ","); name; name = strtok(NULL, ",")) {
1456 for (i = 0; i < ARRAY_SIZE(comp_flags_table); i++) {
1457 __u32 comp_flag = comp_flags_table[i].cfn_flag;
1458 const char *comp_name = comp_flags_table[i].cfn_name;
1460 if (strcmp(name, comp_name) == 0) {
1461 *flags |= comp_flag;
1463 } else if (strncmp(name, "^", 1) == 0 &&
1464 strcmp(name + 1, comp_name) == 0) {
1465 *neg_flags |= comp_flag;
1470 llapi_printf(LLAPI_MSG_ERROR,
1471 "%s: component flag '%s' not supported\n",
1478 if (!*flags && !*neg_flags)
1481 /* don't allow to set and exclude the same flag */
1482 if (*flags & *neg_flags)
1490 static int mdthash_input(char *string, __u32 *inflags,
1491 __u32 *exflags, __u32 *type)
1498 {"migrating", LMV_HASH_FLAG_MIGRATION},
1499 {"badtype", LMV_HASH_FLAG_BAD_TYPE},
1500 {"lostlmv", LMV_HASH_FLAG_LOST_LMV},
1509 for (name = strtok(string, ","); name; name = strtok(NULL, ",")) {
1513 for (i = 0; i < ARRAY_SIZE(mhflist); i++) {
1514 if (strcmp(name, mhflist[i].name) == 0 ||
1515 name[0] == mhflist[i].name[0]) {
1516 *inflags |= mhflist[i].flag;
1518 } else if (name[0] == '^' &&
1519 (strcmp(name + 1, mhflist[i].name) == 0 ||
1520 name[1] == mhflist[i].name[0])) {
1521 *exflags |= mhflist[i].flag;
1526 i = check_hashtype(name);
1531 llapi_printf(LLAPI_MSG_ERROR,
1532 "%s: invalid mdt_hash value '%s'\n",
1538 /* don't allow to include and exclude the same flag */
1539 if (*inflags & *exflags) {
1540 llapi_printf(LLAPI_MSG_ERROR,
1541 "%s: include and exclude same flag '%s'\n",
1549 static int mirror_str2state(char *string, __u16 *state, __u16 *neg_state)
1557 if (strncmp(string, "^", 1) == 0) {
1558 *neg_state = llapi_layout_string_flags(string + 1);
1559 if (*neg_state != 0)
1562 *state = llapi_layout_string_flags(string);
1567 llapi_printf(LLAPI_MSG_ERROR,
1568 "%s: mirrored file state '%s' not supported\n",
1574 * struct mirror_args - Command-line arguments for mirror(s).
1575 * @m_count: Number of mirrors to be created with this layout.
1576 * @m_flags: Mirror level flags, only 'prefer' is supported.
1577 * @m_layout: Mirror layout.
1578 * @m_file: A victim file. Its layout will be split and used as a mirror.
1579 * @m_next: Point to the next node of the list.
1581 * Command-line arguments for mirror(s) will be parsed and stored in
1582 * a linked list that consists of this structure.
1584 struct mirror_args {
1587 struct llapi_layout *m_layout;
1589 struct mirror_args *m_next;
1594 * enum mirror_flags - Flags for extending a mirrored file.
1595 * @MF_NO_VERIFY: Indicates not to verify the mirror(s) from victim file(s)
1596 * in case the victim file(s) contains the same data as the
1597 * original mirrored file.
1598 * @MF_DESTROY: Indicates to delete the mirror from the mirrored file.
1599 * @MF_COMP_ID: specified component id instead of mirror id
1601 * Flags for extending a mirrored file.
1611 * mirror_create_sanity_check() - Check mirror list.
1612 * @list: A linked list that stores the mirror arguments.
1614 * This function does a sanity check on @list for creating
1617 * Return: 0 on success or a negative error code on failure.
1619 static int mirror_create_sanity_check(const char *fname,
1620 struct mirror_args *list,
1624 bool has_m_file = false;
1625 bool has_m_layout = false;
1630 if (fname && check_fname) {
1631 struct llapi_layout *layout;
1633 layout = llapi_layout_get_by_path(fname, 0);
1636 "error: %s: file '%s' couldn't get layout\n",
1641 rc = llapi_layout_sanity(layout, fname, false, true);
1643 llapi_layout_free(layout);
1646 llapi_layout_sanity_perror(rc);
1654 llapi_layout_free(list->m_layout);
1657 llapi_layout_get_by_path(list->m_file, 0);
1658 if (!list->m_layout) {
1660 "error: %s: file '%s' has no layout\n",
1661 progname, list->m_file);
1665 has_m_layout = true;
1666 if (!list->m_layout) {
1667 fprintf(stderr, "error: %s: no mirror layout\n",
1673 rc = llapi_layout_sanity(list->m_layout, fname, false, true);
1675 llapi_layout_sanity_perror(rc);
1679 list = list->m_next;
1682 if (has_m_file && has_m_layout) {
1684 "error: %s: -f <victim_file> option should not be specified with setstripe options\n",
1692 static int mirror_set_flags(struct llapi_layout *layout, void *cbdata)
1694 __u32 mirror_flags = *(__u32 *)cbdata;
1698 rc = llapi_layout_comp_flags_get(layout, &flags);
1703 rc = llapi_layout_comp_flags_set(layout, mirror_flags);
1708 return LLAPI_LAYOUT_ITER_CONT;
1712 * mirror_create() - Create a mirrored file.
1713 * @fname: The file to be created.
1714 * @mirror_list: A linked list that stores the mirror arguments.
1716 * This function creates a mirrored file @fname with the mirror(s)
1717 * from @mirror_list.
1719 * Return: 0 on success or a negative error code on failure.
1721 static int mirror_create(char *fname, struct mirror_args *mirror_list)
1723 struct llapi_layout *layout = NULL;
1724 struct mirror_args *cur_mirror = NULL;
1725 uint16_t mirror_count = 0;
1729 rc = mirror_create_sanity_check(fname, mirror_list, false);
1733 cur_mirror = mirror_list;
1734 while (cur_mirror) {
1735 rc = llapi_layout_comp_iterate(cur_mirror->m_layout,
1737 &cur_mirror->m_flags);
1740 fprintf(stderr, "%s: failed to set mirror flags\n",
1745 for (i = 0; i < cur_mirror->m_count; i++) {
1746 rc = llapi_layout_merge(&layout, cur_mirror->m_layout);
1750 "error: %s: merge layout failed: %s\n",
1751 progname, strerror(errno));
1755 mirror_count += cur_mirror->m_count;
1756 cur_mirror = cur_mirror->m_next;
1760 fprintf(stderr, "error: %s: layout is NULL\n", progname);
1764 rc = llapi_layout_mirror_count_set(layout, mirror_count);
1767 fprintf(stderr, "error: %s: set mirror count failed: %s\n",
1768 progname, strerror(errno));
1772 rc = lfs_component_create(fname, O_CREAT | O_WRONLY, 0666,
1780 llapi_layout_free(layout);
1785 * Compare files and check lease on @fd.
1787 * \retval bytes number of bytes are the same
1789 static ssize_t mirror_file_compare(int fd, int fdv)
1791 const size_t buflen = 4 * 1024 * 1024; /* 4M */
1793 ssize_t bytes_done = 0;
1794 ssize_t bytes_read = 0;
1796 buf = malloc(buflen * 2);
1801 if (!llapi_lease_check(fd)) {
1802 bytes_done = -EBUSY;
1806 bytes_read = read(fd, buf, buflen);
1807 if (bytes_read <= 0)
1810 if (bytes_read != read(fdv, buf + buflen, buflen))
1814 * XXX: should compute the checksum on each buffer and then
1815 * compare checksum to avoid cache collision
1817 if (memcmp(buf, buf + buflen, bytes_read))
1820 bytes_done += bytes_read;
1828 static int mirror_extend_file(const char *fname, const char *victim_file,
1829 enum mirror_flags mirror_flags)
1834 struct stat stbuf_v;
1835 struct ll_ioc_lease *data = NULL;
1838 fd = open(fname, O_RDWR);
1840 error_loc = "open source file";
1845 fdv = open(victim_file, O_RDWR);
1847 error_loc = "open target file";
1852 if (fstat(fd, &stbuf) || fstat(fdv, &stbuf_v)) {
1853 error_loc = "stat source or target file";
1858 if (stbuf.st_dev != stbuf_v.st_dev) {
1859 error_loc = "stat source and target file";
1864 /* mirrors should be of the same size */
1865 if (stbuf.st_size != stbuf_v.st_size) {
1866 error_loc = "file sizes don't match";
1871 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1873 error_loc = "cannot get lease";
1877 if (!(mirror_flags & MF_NO_VERIFY)) {
1879 /* mirrors should have the same contents */
1880 ret = mirror_file_compare(fd, fdv);
1881 if (ret != stbuf.st_size) {
1882 error_loc = "file busy or contents don't match";
1883 rc = ret < 0 ? ret : -EINVAL;
1888 /* Get rid of caching pages from clients */
1889 rc = llapi_file_flush(fd);
1891 error_loc = "cannot get data version";
1895 rc = llapi_file_flush(fdv);
1897 error_loc = "cannot get data version";
1901 rc = migrate_set_timestamps(fd, &stbuf);
1903 error_loc = "cannot set source file timestamp";
1907 /* Atomically put lease, merge layouts and close. */
1908 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1910 error_loc = "memory allocation";
1913 data->lil_mode = LL_LEASE_UNLCK;
1914 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1915 data->lil_count = 1;
1916 data->lil_ids[0] = fdv;
1917 rc = llapi_lease_set(fd, data);
1919 error_loc = "cannot merge layout";
1921 } else if (rc == 0) {
1923 error_loc = "lost lease lock";
1936 (void) unlink(victim_file);
1938 fprintf(stderr, "error: %s: %s: %s: %s\n",
1939 progname, fname, error_loc, strerror(-rc));
1943 static int mirror_extend_layout(char *name, struct llapi_layout *m_layout,
1944 bool inherit, uint32_t flags)
1946 struct llapi_layout *f_layout = NULL;
1947 struct ll_ioc_lease *data = NULL;
1954 f_layout = llapi_layout_get_by_path(name, 0);
1957 fprintf(stderr, "%s: cannot get layout\n", progname);
1960 rc = llapi_layout_get_last_init_comp(f_layout);
1962 fprintf(stderr, "%s: cannot get the last init comp\n",
1966 rc = llapi_layout_mirror_inherit(f_layout, m_layout);
1969 "%s: cannot inherit from the last init comp\n",
1974 llapi_layout_comp_flags_set(m_layout, flags);
1975 rc = migrate_open_files(name, MIGRATION_NONDIRECT, NULL, m_layout, &fd,
1980 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1982 error_loc = "cannot get lease";
1986 rc = fstat(fd, &st);
1988 error_loc = "cannot stat source file";
1992 rc = migrate_nonblock(fd, fdv);
1994 llapi_lease_release(fd);
1998 rc = migrate_set_timestamps(fd, &st);
2000 error_loc = "cannot set source file timestamp";
2004 /* Atomically put lease, merge layouts and close. */
2005 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
2007 error_loc = "memory allocation";
2010 data->lil_mode = LL_LEASE_UNLCK;
2011 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
2012 data->lil_count = 1;
2013 data->lil_ids[0] = fdv;
2014 rc = llapi_lease_set(fd, data);
2016 error_loc = "cannot merge layout";
2018 } else if (rc == 0) {
2020 error_loc = "lost lease lock";
2033 fprintf(stderr, "error: %s: %s: %s: %s\n",
2034 progname, name, error_loc, strerror(-rc));
2038 static int mirror_extend(char *fname, struct mirror_args *mirror_list,
2039 enum mirror_flags mirror_flags)
2043 while (mirror_list) {
2044 if (mirror_list->m_file) {
2045 rc = mirror_extend_file(fname, mirror_list->m_file,
2048 __u32 mirror_count = mirror_list->m_count;
2050 while (mirror_count > 0) {
2051 rc = mirror_extend_layout(fname,
2052 mirror_list->m_layout,
2053 mirror_list->m_inherit,
2054 mirror_list->m_flags);
2064 mirror_list = mirror_list->m_next;
2070 static int find_mirror_id(struct llapi_layout *layout, void *cbdata)
2075 rc = llapi_layout_mirror_id_get(layout, &id);
2079 if ((__u16)id == *(__u16 *)cbdata)
2080 return LLAPI_LAYOUT_ITER_STOP;
2082 return LLAPI_LAYOUT_ITER_CONT;
2085 static int find_comp_id(struct llapi_layout *layout, void *cbdata)
2090 rc = llapi_layout_comp_id_get(layout, &id);
2094 if (id == *(__u32 *)cbdata)
2095 return LLAPI_LAYOUT_ITER_STOP;
2097 return LLAPI_LAYOUT_ITER_CONT;
2100 static int find_mirror_id_by_pool(struct llapi_layout *layout, void *cbdata)
2102 char buf[LOV_MAXPOOLNAME + 1];
2103 struct pool_to_id_cbdata *d = (void *)cbdata;
2107 rc = llapi_layout_pool_name_get(layout, buf, sizeof(buf));
2110 if (strcmp(d->pool, buf))
2111 return LLAPI_LAYOUT_ITER_CONT;
2113 rc = llapi_layout_mirror_id_get(layout, &id);
2118 return LLAPI_LAYOUT_ITER_STOP;
2121 static int find_comp_id_by_pool(struct llapi_layout *layout, void *cbdata)
2123 char buf[LOV_MAXPOOLNAME + 1];
2124 struct pool_to_id_cbdata *d = (void *)cbdata;
2128 rc = llapi_layout_pool_name_get(layout, buf, sizeof(buf));
2131 if (strcmp(d->pool, buf))
2132 return LLAPI_LAYOUT_ITER_CONT;
2134 rc = llapi_layout_comp_id_get(layout, &id);
2139 return LLAPI_LAYOUT_ITER_STOP;
2142 struct collect_ids_data {
2148 static int collect_mirror_id(struct llapi_layout *layout, void *cbdata)
2150 struct collect_ids_data *cid = cbdata;
2154 rc = llapi_layout_mirror_id_get(layout, &id);
2158 if ((__u16)id != cid->cid_exclude) {
2161 for (i = 0; i < cid->cid_count; i++) {
2162 /* already collected the mirror id */
2163 if (id == cid->cid_ids[i])
2164 return LLAPI_LAYOUT_ITER_CONT;
2166 cid->cid_ids[cid->cid_count] = id;
2170 return LLAPI_LAYOUT_ITER_CONT;
2174 * last_non_stale_mirror() - Check if a mirror is the last non-stale mirror.
2175 * @mirror_id: Mirror id to be checked.
2176 * @layout: Mirror component list.
2178 * This function checks if a mirror with specified @mirror_id is the last
2179 * non-stale mirror of a layout @layout.
2181 * Return: true or false.
2184 bool last_non_stale_mirror(__u16 mirror_id, struct llapi_layout *layout)
2186 __u16 mirror_ids[128] = { 0 };
2187 struct collect_ids_data cid = { .cid_ids = mirror_ids,
2189 .cid_exclude = mirror_id, };
2192 llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
2194 for (i = 0; i < cid.cid_count; i++) {
2195 struct llapi_resync_comp comp_array[1024] = { { 0 } };
2198 comp_size = llapi_mirror_find_stale(layout, comp_array,
2199 ARRAY_SIZE(comp_array),
2208 static int mirror_split(const char *fname, __u32 id, const char *pool,
2209 enum mirror_flags mflags, const char *victim_file)
2211 struct llapi_layout *layout;
2212 char parent[PATH_MAX];
2213 char victim[PATH_MAX];
2214 int flags = O_CREAT | O_EXCL | O_LOV_DELAY_CREATE | O_NOFOLLOW;
2216 struct ll_ioc_lease *data;
2217 uint16_t mirror_count;
2221 bool purge = true; /* delete mirror by setting fdv=fd */
2225 if (victim_file && (strcmp(fname, victim_file) == 0)) {
2227 "error %s: the source file '%s' and -f file are the same\n",
2232 /* check fname contains mirror with mirror_id/comp_id */
2233 layout = llapi_layout_get_by_path(fname, 0);
2236 "error %s: file '%s' couldn't get layout\n",
2241 rc = llapi_layout_sanity(layout, fname, false, true);
2243 llapi_layout_sanity_perror(rc);
2247 rc = llapi_layout_mirror_count_get(layout, &mirror_count);
2250 "error %s: file '%s' couldn't get mirror count\n",
2254 if (mirror_count < 2) {
2256 "error %s: file '%s' has %d component, cannot split\n",
2257 progname, fname, mirror_count);
2261 if (mflags & MF_COMP_POOL) {
2262 struct pool_to_id_cbdata data = { .pool = pool };
2264 rc = llapi_layout_comp_iterate(layout, find_mirror_id_by_pool,
2266 mirror_id = data.id;
2267 } else if (mflags & MF_COMP_ID) {
2268 rc = llapi_layout_comp_iterate(layout, find_comp_id, &id);
2269 mirror_id = mirror_id_of(id);
2271 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &id);
2275 fprintf(stderr, "error %s: failed to iterate layout of '%s'\n",
2278 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
2279 if (mflags & MF_COMP_POOL) {
2281 "error %s: file '%s' does not contain mirror with pool '%s'\n",
2282 progname, fname, pool);
2284 } else if (mflags & MF_COMP_ID) {
2286 "error %s: file '%s' does not contain mirror with comp-id %u\n",
2287 progname, fname, id);
2291 "error %s: file '%s' does not contain mirror with id %u\n",
2292 progname, fname, id);
2297 fd = open(fname, O_RDWR);
2300 "error %s: open file '%s' failed: %s\n",
2301 progname, fname, strerror(errno));
2305 /* get victim file directory pathname */
2306 if (strlen(fname) > sizeof(parent) - 1) {
2307 fprintf(stderr, "error %s: file name of '%s' too long\n",
2312 strncpy(parent, fname, sizeof(parent));
2313 ptr = strrchr(parent, '/');
2315 if (!getcwd(parent, sizeof(parent))) {
2316 fprintf(stderr, "error %s: getcwd failed: %s\n",
2317 progname, strerror(errno));
2327 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
2329 fprintf(stderr, "%s: cannot get MDT index of '%s'\n",
2334 rc = llapi_file_is_encrypted(fd);
2336 fprintf(stderr, "%s: cannot get flags of '%s': %d\n",
2337 progname, fname, rc);
2344 /* use a temp file to store the splitted layout */
2345 if (mflags & MF_DESTROY) {
2346 char file_path[PATH_MAX];
2347 unsigned int rnumber;
2350 if (last_non_stale_mirror(mirror_id, layout)) {
2353 "%s: cannot destroy the last non-stale mirror of file '%s'\n",
2359 /* don't use volatile file for mirror destroy */
2363 * try the old way to delete mirror using
2368 rc = snprintf(file_path,
2370 "%s/" LUSTRE_VOLATILE_HDR ":%.4X:%.4X:fd=%.2d",
2374 rc >= sizeof(file_path)) {
2375 fdv = -ENAMETOOLONG;
2379 open_flags = O_RDWR |
2380 (O_LOV_DELAY_CREATE & ~O_ACCMODE) |
2381 O_CREAT | O_EXCL | O_NOFOLLOW;
2382 fdv = open(file_path, open_flags,
2386 } while (fdv < 0 && rc == -EEXIST);
2392 "error %s: not permitted on encrypted file '%s': %d\n",
2393 progname, fname, rc);
2397 snprintf(victim, sizeof(victim), "%s.mirror~%u",
2399 fdv = open(victim, flags, S_IRUSR | S_IWUSR);
2402 /* user specified victim file */
2406 "error %s: not permitted on encrypted file '%s': %d\n",
2407 progname, fname, rc);
2410 fdv = open(victim_file, flags, S_IRUSR | S_IWUSR);
2415 "error %s: create victim file failed: %s\n",
2416 progname, strerror(errno));
2420 /* get lease lock of fname */
2421 rc = llapi_lease_acquire(fd, LL_LEASE_WRLCK);
2424 "error %s: cannot get lease of file '%s': %d\n",
2425 progname, fname, rc);
2429 /* Atomatically put lease, split layouts and close. */
2430 data = malloc(offsetof(typeof(*data), lil_ids[2]));
2436 data->lil_mode = LL_LEASE_UNLCK;
2437 data->lil_flags = LL_LEASE_LAYOUT_SPLIT;
2438 data->lil_count = 2;
2439 data->lil_ids[0] = fdv;
2440 data->lil_ids[1] = mirror_id;
2441 rc = llapi_lease_set(fd, data);
2443 if (rc == -EINVAL && purge) {
2444 /* could be old MDS which prohibit fd==fdv */
2449 if (rc == 0) /* lost lease lock */
2452 "error %s: cannot split '%s': %s\n",
2453 progname, fname, strerror(-rc));
2465 llapi_layout_free(layout);
2470 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
2471 __u16 *mirror_ids, int ids_nr);
2473 static int lfs_migrate_to_dom(int fd, int fdv, char *name,
2474 __u64 migration_flags,
2475 struct llapi_stripe_param *param,
2476 struct llapi_layout *layout)
2478 struct ll_ioc_lease *data = NULL;
2481 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
2483 error_loc = "cannot get lease";
2487 /* Atomically put lease, merge layouts, resync and close. */
2488 data = calloc(1, offsetof(typeof(*data), lil_ids[1024]));
2490 error_loc = "memory allocation";
2493 data->lil_mode = LL_LEASE_UNLCK;
2494 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
2495 data->lil_count = 1;
2496 data->lil_ids[0] = fdv;
2497 rc = llapi_lease_set(fd, data);
2499 error_loc = "cannot merge layout";
2501 } else if (rc == 0) {
2503 error_loc = "lost lease lock";
2509 rc = lfs_mirror_resync_file(name, data, NULL, 0);
2511 error_loc = "cannot resync file";
2515 /* delete first mirror now */
2516 rc = mirror_split(name, 1, NULL, MF_DESTROY, NULL);
2518 error_loc = "cannot delete old layout";
2526 fprintf(stderr, "error: %s: %s: %s: %s\n",
2527 progname, name, error_loc, strerror(-rc));
2528 else if (migration_flags & MIGRATION_VERBOSE)
2529 printf("%s\n", name);
2536 * Parse a string containing an target index list into an array of integers.
2538 * The input string contains a comma delimited list of individual
2539 * indices and ranges, for example "1,2-4,7". Add the indices into the
2540 * \a tgts array and remove duplicates.
2542 * \param[out] tgts array to store indices in
2543 * \param[in] size size of \a tgts array
2544 * \param[in] offset starting index in \a tgts
2545 * \param[in] arg string containing OST index list
2546 * \param[in/out] overstriping index list may contain duplicates
2548 * \retval positive number of indices in \a tgts
2549 * \retval -EINVAL unable to parse \a arg
2551 static int parse_targets(__u32 *tgts, int size, int offset, char *arg,
2552 unsigned long long *pattern)
2556 int slots = size - offset;
2558 bool overstriped = false;
2564 end_of_loop = false;
2565 while (!end_of_loop) {
2566 int start_index = 0;
2569 char *endptr = NULL;
2573 ptr = strchrnul(arg, ',');
2575 end_of_loop = *ptr == '\0';
2579 start_index = strtol(arg, &endptr, 0);
2580 if (endptr == arg) /* no data at all */
2582 if (errno != 0 || start_index < -1 ||
2583 (*endptr != '-' && *endptr != '\0'))
2586 end_index = start_index;
2587 if (*endptr == '-') {
2589 end_index = strtol(endptr + 1, &endptr, 0);
2590 if (errno != 0 || *endptr != '\0' || end_index < -1)
2592 if (end_index < start_index)
2596 for (i = start_index; i <= end_index && slots > 0; i++) {
2599 /* remove duplicate */
2600 for (j = 0; j < offset; j++) {
2601 if (tgts[j] == i && pattern &&
2602 *pattern == LLAPI_LAYOUT_OVERSTRIPING)
2604 else if (tgts[j] == i)
2610 if (j == offset) { /* check complete */
2616 if (slots == 0 && i < end_index)
2624 if (!end_of_loop && ptr)
2627 if (!overstriped && pattern)
2628 *pattern = LLAPI_LAYOUT_DEFAULT;
2630 return rc < 0 ? rc : nr;
2633 struct lfs_setstripe_args {
2634 unsigned long long lsa_comp_end;
2635 unsigned long long lsa_stripe_size;
2636 unsigned long long lsa_extension_size;
2637 long long lsa_stripe_count;
2638 long long lsa_stripe_off;
2639 __u32 lsa_comp_flags;
2640 __u32 lsa_comp_neg_flags;
2641 unsigned long long lsa_pattern;
2642 unsigned int lsa_mirror_count;
2644 bool lsa_first_comp;
2645 bool lsa_extension_comp;
2647 char *lsa_pool_name;
2650 static inline void setstripe_args_init(struct lfs_setstripe_args *lsa)
2652 unsigned int mirror_count = lsa->lsa_mirror_count;
2653 bool first_comp = lsa->lsa_first_comp;
2655 memset(lsa, 0, sizeof(*lsa));
2657 lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
2658 lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
2659 lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
2660 lsa->lsa_pattern = LLAPI_LAYOUT_RAID0;
2661 lsa->lsa_pool_name = NULL;
2663 lsa->lsa_mirror_count = mirror_count;
2664 lsa->lsa_first_comp = first_comp;
2668 * setstripe_args_init_inherit() - Initialize and inherit stripe options.
2669 * @lsa: Stripe options to be initialized and inherited.
2671 * This function initializes stripe options in @lsa and inherit
2672 * stripe_size, stripe_count and OST pool_name options.
2676 static inline void setstripe_args_init_inherit(struct lfs_setstripe_args *lsa)
2678 unsigned long long stripe_size;
2679 long long stripe_count;
2680 char *pool_name = NULL;
2682 stripe_size = lsa->lsa_stripe_size;
2683 stripe_count = lsa->lsa_stripe_count;
2684 pool_name = lsa->lsa_pool_name;
2686 setstripe_args_init(lsa);
2688 lsa->lsa_stripe_size = stripe_size;
2689 lsa->lsa_stripe_count = stripe_count;
2690 lsa->lsa_pool_name = pool_name;
2693 static inline bool setstripe_args_specified(struct lfs_setstripe_args *lsa)
2695 return (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT ||
2696 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ||
2697 lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
2698 lsa->lsa_pattern != LLAPI_LAYOUT_RAID0 ||
2699 lsa->lsa_comp_end != 0);
2702 static int lsa_args_stripe_count_check(struct lfs_setstripe_args *lsa)
2704 if (lsa->lsa_nr_tgts) {
2705 if (lsa->lsa_nr_tgts < 0 ||
2706 lsa->lsa_nr_tgts >= LOV_MAX_STRIPE_COUNT) {
2707 fprintf(stderr, "Invalid nr_tgts(%d)\n",
2713 if (lsa->lsa_stripe_count > 0 &&
2714 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
2715 lsa->lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
2716 lsa->lsa_nr_tgts != lsa->lsa_stripe_count) {
2717 fprintf(stderr, "stripe_count(%lld) != nr_tgts(%d)\n",
2718 lsa->lsa_stripe_count,
2730 * comp_args_to_layout() - Create or extend a composite layout.
2731 * @composite: Pointer to the composite layout.
2732 * @lsa: Stripe options for the new component.
2734 * This function creates or extends a composite layout by adding a new
2735 * component with stripe options from @lsa.
2737 * When modified, adjust llapi_stripe_param_verify() if needed as well.
2739 * Return: 0 on success or an error code on failure.
2741 static int comp_args_to_layout(struct llapi_layout **composite,
2742 struct lfs_setstripe_args *lsa,
2745 struct llapi_layout *layout = *composite;
2746 uint64_t prev_end = 0;
2752 layout = llapi_layout_alloc();
2754 fprintf(stderr, "Alloc llapi_layout failed. %s\n",
2759 *composite = layout;
2760 lsa->lsa_first_comp = true;
2765 * Get current component extent, current component
2766 * must be the tail component.
2768 rc = llapi_layout_comp_extent_get(layout, &start, &prev_end);
2770 fprintf(stderr, "Get comp extent failed. %s\n",
2775 if (lsa->lsa_first_comp) {
2777 rc = llapi_layout_add_first_comp(layout);
2779 rc = llapi_layout_comp_add(layout);
2782 fprintf(stderr, "Add component failed. %s\n",
2788 rc = llapi_layout_comp_flags_set(layout, lsa->lsa_comp_flags);
2790 fprintf(stderr, "Set flags 0x%x failed: %s\n",
2791 lsa->lsa_comp_flags, strerror(errno));
2796 uint64_t comp_end = lsa->lsa_comp_end;
2799 * The extendable component is 0-length, so it can be removed
2800 * if there is insufficient space to extend it.
2802 if (lsa->lsa_extension_comp)
2803 comp_end = prev_end;
2805 rc = llapi_layout_comp_extent_set(layout, prev_end,
2808 fprintf(stderr, "Set extent [%lu, %lu) failed. %s\n",
2809 prev_end, comp_end, strerror(errno));
2813 /* reset lsa_first_comp */
2814 lsa->lsa_first_comp = false;
2816 /* Data-on-MDT component setting */
2817 if (lsa->lsa_pattern == LLAPI_LAYOUT_MDT) {
2819 if (lsa->lsa_stripe_count == 0)
2820 lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
2821 if (lsa->lsa_stripe_size == lsa->lsa_comp_end)
2822 lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
2823 if (lsa->lsa_stripe_off == -1 ||
2824 lsa->lsa_stripe_off == 0)
2825 lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
2827 * In case of Data-on-MDT patterns the only extra option
2828 * applicable is stripe size option.
2830 if (lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
2832 "Option 'stripe-count' can't be specified with Data-on-MDT component: %lld\n",
2833 lsa->lsa_stripe_count);
2837 if (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT &&
2838 lsa->lsa_stripe_size != lsa->lsa_comp_end - prev_end) {
2840 "Option 'stripe-size' can't be specified with Data-on-MDT component: %llu\n",
2841 lsa->lsa_stripe_size);
2845 if (lsa->lsa_nr_tgts != 0) {
2847 "Option 'ost-list' can't be specified with Data-on-MDT component: '%i'\n",
2852 if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT) {
2854 "Option 'stripe-offset' can't be specified with Data-on-MDT component: %lld\n",
2855 lsa->lsa_stripe_off);
2859 if (lsa->lsa_pool_name != 0) {
2861 "Option 'pool' can't be specified with Data-on-MDT component: '%s'\n",
2862 lsa->lsa_pool_name);
2867 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2869 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2874 /* Data-on-MDT component has always single stripe up to end */
2875 lsa->lsa_stripe_size = lsa->lsa_comp_end;
2876 } else if (lsa->lsa_pattern == LLAPI_LAYOUT_OVERSTRIPING) {
2877 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2879 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2886 size = lsa->lsa_comp_flags & LCME_FL_EXTENSION ?
2887 lsa->lsa_extension_size : lsa->lsa_stripe_size;
2889 if (lsa->lsa_comp_flags & LCME_FL_EXTENSION)
2890 rc = llapi_layout_extension_size_set(layout, size);
2892 rc = llapi_layout_stripe_size_set(layout, size);
2895 fprintf(stderr, "Set stripe size %lu failed: %s\n",
2896 size, strerror(errno));
2900 rc = llapi_layout_stripe_count_set(layout, lsa->lsa_stripe_count);
2902 fprintf(stderr, "Set stripe count %lld failed: %s\n",
2903 lsa->lsa_stripe_count, strerror(errno));
2907 if (lsa->lsa_pool_name) {
2908 rc = llapi_layout_pool_name_set(layout, lsa->lsa_pool_name);
2910 fprintf(stderr, "Set pool name: %s failed. %s\n",
2911 lsa->lsa_pool_name, strerror(errno));
2915 rc = llapi_layout_pool_name_set(layout, "");
2917 fprintf(stderr, "Clear pool name failed: %s\n",
2923 rc = lsa_args_stripe_count_check(lsa);
2927 if (lsa->lsa_nr_tgts > 0) {
2930 for (i = 0; i < lsa->lsa_nr_tgts; i++) {
2931 rc = llapi_layout_ost_index_set(layout, i,
2936 /* Make sure stripe offset is in OST list. */
2937 if (lsa->lsa_tgts[i] == lsa->lsa_stripe_off)
2941 fprintf(stderr, "Invalid stripe offset '%lld', not in the target list",
2942 lsa->lsa_stripe_off);
2946 } else if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT &&
2947 lsa->lsa_stripe_off != -1) {
2948 rc = llapi_layout_ost_index_set(layout, 0, lsa->lsa_stripe_off);
2951 fprintf(stderr, "Set ost index %d failed. %s\n",
2952 i, strerror(errno));
2956 /* Create the second, virtual component of extension space */
2957 if (lsa->lsa_extension_comp) {
2958 lsa->lsa_comp_flags |= LCME_FL_EXTENSION;
2959 lsa->lsa_extension_comp = false;
2966 static int build_component(struct llapi_layout **layout,
2967 struct lfs_setstripe_args *lsa, bool set_extent)
2971 rc = comp_args_to_layout(layout, lsa, set_extent);
2975 if (lsa->lsa_mirror_count > 0) {
2976 rc = llapi_layout_mirror_count_set(*layout,
2977 lsa->lsa_mirror_count);
2981 rc = llapi_layout_flags_set(*layout, LCM_FL_RDONLY);
2984 lsa->lsa_mirror_count = 0;
2990 static int build_prev_component(struct llapi_layout **layout,
2991 struct lfs_setstripe_args *prev,
2992 struct lfs_setstripe_args *lsa,
2995 int extension = lsa->lsa_comp_flags & LCME_FL_EXTENSION;
2998 if (prev->lsa_stripe_size) {
3000 prev->lsa_comp_end = lsa->lsa_comp_end;
3001 prev->lsa_extension_size = lsa->lsa_extension_size;
3002 prev->lsa_extension_comp = true;
3005 rc = build_component(layout, prev, true);
3011 * Copy lsa to previous lsa;
3012 * if this is an extension component, make the previous invalid;
3015 prev->lsa_stripe_size = 0;
3022 #ifndef LCME_TEMPLATE_FLAGS
3023 #define LCME_TEMPLATE_FLAGS (LCME_FL_PREF_RW | LCME_FL_NOSYNC | \
3027 static int build_layout_from_yaml_node(struct cYAML *node,
3028 struct llapi_layout **layout,
3029 struct lfs_setstripe_args *lsa,
3030 struct lfs_setstripe_args *prevp)
3032 struct lfs_setstripe_args prev = { 0 };
3033 __u32 *osts = lsa->lsa_tgts;
3041 string = node->cy_string;
3043 if (node->cy_type == CYAML_TYPE_OBJECT) {
3044 /* go deep to sub blocks */
3045 if (string && !strncmp(string, "component", 9) &&
3046 strncmp(string, "component0", 10) &&
3047 strncmp(string, "components", 10)) {
3048 rc = build_prev_component(layout, prevp, lsa,
3053 /* initialize lsa. */
3054 setstripe_args_init(lsa);
3055 lsa->lsa_first_comp = false;
3056 lsa->lsa_tgts = osts;
3059 rc = build_layout_from_yaml_node(node->cy_child, layout,
3064 if (!node->cy_string)
3067 /* skip leading lmm_ if present, to simplify parsing */
3068 if (strncmp(string, "lmm_", 4) == 0)
3071 if (node->cy_type == CYAML_TYPE_STRING) {
3072 if (!strcmp(string, "lcme_extent.e_end")) {
3073 if (!strcmp(node->cy_valuestring, "EOF") ||
3074 !strcmp(node->cy_valuestring, "eof"))
3075 lsa->lsa_comp_end = LUSTRE_EOF;
3076 } else if (!strcmp(string, "pool")) {
3077 lsa->lsa_pool_name = node->cy_valuestring;
3078 } else if (!strcmp(string, "pattern")) {
3079 if (!strcmp(node->cy_valuestring, "mdt"))
3080 lsa->lsa_pattern = LLAPI_LAYOUT_MDT;
3081 if (!strcmp(node->cy_valuestring,
3082 "raid0,overstriped"))
3084 LLAPI_LAYOUT_OVERSTRIPING;
3085 } else if (!strcmp(string, "lcme_flags")) {
3086 rc = comp_str2flags(node->cy_valuestring,
3087 &lsa->lsa_comp_flags,
3088 &lsa->lsa_comp_neg_flags);
3092 * Only template flags have meaning in
3093 * the layout for a new file
3095 lsa->lsa_comp_flags &= LCME_TEMPLATE_FLAGS;
3097 } else if (node->cy_type == CYAML_TYPE_NUMBER) {
3098 if (!strcmp(string, "lcm_mirror_count")) {
3099 lsa->lsa_mirror_count = node->cy_valueint;
3100 } else if (!strcmp(string, "lcme_extent.e_start")) {
3101 if (node->cy_valueint == 0)
3102 lsa->lsa_first_comp = true;
3103 } else if (!strcmp(string, "lcme_extent.e_end")) {
3104 if (node->cy_valueint == -1)
3105 lsa->lsa_comp_end = LUSTRE_EOF;
3107 lsa->lsa_comp_end = node->cy_valueint;
3108 } else if (!strcmp(string, "stripe_count")) {
3109 lsa->lsa_stripe_count = node->cy_valueint;
3110 } else if (!strcmp(string, "stripe_size")) {
3111 lsa->lsa_stripe_size = node->cy_valueint;
3112 } else if (!strcmp(string, "extension_size")) {
3113 lsa->lsa_extension_size = node->cy_valueint;
3114 lsa->lsa_extension_comp = true;
3115 } else if (!strcmp(string, "stripe_offset")) {
3116 lsa->lsa_stripe_off = node->cy_valueint;
3117 } else if (!strcmp(string, "l_ost_idx")) {
3118 osts[lsa->lsa_nr_tgts] = node->cy_valueint;
3123 node = node->cy_next;
3126 if (prevp == &prev) {
3127 rc = build_prev_component(layout, prevp, lsa, true);
3131 if (!(lsa->lsa_comp_flags & LCME_FL_EXTENSION))
3132 rc = build_component(layout, lsa, *layout != NULL);
3138 static int lfs_comp_create_from_yaml(char *template,
3139 struct llapi_layout **layout,
3140 struct lfs_setstripe_args *lsa,
3143 struct cYAML *tree = NULL, *err_rc = NULL;
3146 tree = cYAML_build_tree(template, NULL, 0, &err_rc, false);
3148 fprintf(stderr, "%s: cannot parse YAML file %s\n",
3149 progname, template);
3150 cYAML_build_error(-EINVAL, -1, "yaml", "from comp yaml",
3151 "can't parse", &err_rc);
3152 cYAML_print_tree2file(stderr, err_rc);
3153 cYAML_free_tree(err_rc);
3158 /* initialize lsa for plain file */
3159 setstripe_args_init(lsa);
3160 lsa->lsa_tgts = osts;
3162 rc = build_layout_from_yaml_node(tree, layout, lsa, NULL);
3164 fprintf(stderr, "%s: cannot build layout from YAML file %s.\n",
3165 progname, template);
3168 /* clean clean lsa */
3169 setstripe_args_init(lsa);
3173 cYAML_free_tree(tree);
3178 * Get the extension size from the next (SEL) component and extend the
3179 * current component on it. The start of the next component is to be
3182 * \param[in] layout the current layout
3183 * \param[in] start the start of the current component
3184 * \param[in,out] end the end of the current component
3185 * \param[in] offset the offset to adjust the end position to instead of
3188 * \retval 0 - extended successfully
3189 * \retval < 0 - error
3191 static int layout_extend_comp(struct llapi_layout *layout,
3192 uint64_t start, uint64_t *end,
3195 uint64_t size, next_start, next_end;
3198 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_NEXT);
3201 "%s setstripe: cannot move component cursor: %s\n",
3202 progname, strerror(errno));
3207 * Even if the @size will not be used below, this will fail if
3208 * this is not a SEL component - a good confirmation we are
3209 * working on right components.
3211 rc = llapi_layout_extension_size_get(layout, &size);
3214 "%s setstripe: cannot get component ext size: %s\n",
3215 progname, strerror(errno));
3219 rc = llapi_layout_comp_extent_get(layout, &next_start, &next_end);
3221 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
3222 progname, strerror(errno));
3226 next_start += offset ?: size;
3227 rc = llapi_layout_comp_extent_set(layout, next_start, next_end);
3229 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
3230 progname, strerror(errno));
3234 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_PREV);
3237 "%s setstripe: cannot move component cursor: %s\n",
3238 progname, strerror(errno));
3242 *end += offset ?: size;
3243 rc = llapi_layout_comp_extent_set(layout, start, *end);
3245 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
3246 progname, strerror(errno));
3254 * In 'lfs setstripe --component-add' mode, we need to fetch the extent
3255 * end of the last component in the existing file, and adjust the
3256 * first extent start of the components to be added accordingly.
3258 * In the create mode, we need to check if the first component is an extendable
3259 * SEL component and extend its length to the extension size (first component
3260 * of the PFL file is initialised at the create time, cannot be 0-lenght.
3262 static int layout_adjust_first_extent(char *fname, struct llapi_layout *layout,
3265 struct llapi_layout *head;
3266 uint64_t start = 0, prev_end = 0;
3270 if (!layout || !(comp_add || llapi_layout_is_composite(layout)))
3275 head = llapi_layout_get_by_path(fname, 0);
3278 "%s setstripe: cannot read layout from '%s': %s\n",
3279 progname, fname, strerror(errno));
3281 } else if (errno == ENODATA) {
3283 * file without LOVEA, this component-add will be turned
3284 * into a component-create.
3286 llapi_layout_free(head);
3290 * the new layout will be added to an empty one, it
3291 * still needs to be adjusted below
3295 } else if (!llapi_layout_is_composite(head)) {
3297 "%s setstripe: '%s' not a composite file\n",
3299 llapi_layout_free(head);
3303 rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
3306 "%s setstripe: cannot get prev extent: %s\n",
3307 progname, strerror(errno));
3308 llapi_layout_free(head);
3312 llapi_layout_free(head);
3316 /* Make sure we use the first component of the layout to be added. */
3317 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
3320 "%s setstripe: cannot move component cursor: %s\n",
3321 progname, strerror(errno));
3325 rc = llapi_layout_comp_extent_get(layout, &start, &end);
3327 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
3328 progname, strerror(errno));
3332 if (start == 0 && end == 0) {
3333 rc = layout_extend_comp(layout, start, &end,
3334 comp_add ? prev_end : 0);
3339 if (start > prev_end || end < prev_end) {
3341 "%s setstripe: first extent [%lu, %lu) not adjacent with extent end %lu\n",
3342 progname, start, end, prev_end);
3346 rc = llapi_layout_comp_extent_set(layout, prev_end, end);
3349 "%s setstripe: cannot set component extent [%lu, %lu): %s\n",
3350 progname, prev_end, end, strerror(errno));
3357 static int mirror_adjust_first_extents(struct mirror_args *list)
3365 rc = layout_adjust_first_extent(NULL, list->m_layout, false);
3368 list = list->m_next;
3374 static inline bool arg_is_eof(char *arg)
3376 return !strncmp(arg, "-1", strlen("-1")) ||
3377 !strncmp(arg, "EOF", strlen("EOF")) ||
3378 !strncmp(arg, "eof", strlen("eof"));
3382 * lfs_mirror_alloc() - Allocate a mirror argument structure.
3384 * Return: Valid mirror_args pointer on success and
3385 * NULL if memory allocation fails.
3387 static struct mirror_args *lfs_mirror_alloc(void)
3389 struct mirror_args *mirror = NULL;
3392 mirror = calloc(1, sizeof(*mirror));
3394 mirror->m_inherit = false;
3405 * lfs_mirror_free() - Free memory allocated for a mirror argument
3407 * @mirror: Previously allocated mirror argument structure by
3408 * lfs_mirror_alloc().
3410 * Free memory allocated for @mirror.
3414 static void lfs_mirror_free(struct mirror_args *mirror)
3416 if (mirror->m_layout)
3417 llapi_layout_free(mirror->m_layout);
3422 * lfs_mirror_list_free() - Free memory allocated for a mirror list.
3423 * @mirror_list: Previously allocated mirror list.
3425 * Free memory allocated for @mirror_list.
3429 static void lfs_mirror_list_free(struct mirror_args *mirror_list)
3431 struct mirror_args *next_mirror = NULL;
3433 while (mirror_list) {
3434 next_mirror = mirror_list->m_next;
3435 lfs_mirror_free(mirror_list);
3436 mirror_list = next_mirror;
3448 LFS_COMP_NO_VERIFY_OPT,
3450 LFS_LAYOUT_FLAGS_OPT, /* used for mirror and foreign flags */
3452 LFS_MIRROR_STATE_OPT,
3454 LFS_MIRROR_INDEX_OPT,
3455 LFS_LAYOUT_FOREIGN_OPT,
3462 #ifndef LCME_USER_MIRROR_FLAGS
3463 /* The mirror flags can be set by users at creation time. */
3464 #define LCME_USER_MIRROR_FLAGS (LCME_FL_PREF_RW)
3468 static int lfs_setstripe_internal(int argc, char **argv,
3469 enum setstripe_origin opc)
3471 struct lfs_setstripe_args lsa = { 0 };
3472 struct llapi_stripe_param *param = NULL;
3473 struct find_param migrate_mdt_param = {
3483 unsigned long long size_units = 1;
3484 bool migrate_mode = false;
3485 bool migrate_mdt_mode = false;
3486 bool setstripe_mode = false;
3487 bool migration_block = false;
3488 __u64 migration_flags = 0;
3489 __u32 tgts[LOV_MAX_STRIPE_COUNT] = { 0 };
3490 int comp_del = 0, comp_set = 0;
3493 struct llapi_layout *layout = NULL;
3494 struct llapi_layout **lpp = &layout;
3495 bool mirror_mode = false;
3496 bool has_m_file = false;
3497 __u32 mirror_count = 0;
3498 enum mirror_flags mirror_flags = 0;
3499 struct mirror_args *mirror_list = NULL;
3500 struct mirror_args *new_mirror = NULL;
3501 struct mirror_args *last_mirror = NULL;
3502 __u16 mirror_id = 0;
3504 bool from_yaml = false;
3505 bool from_copy = false;
3506 char *template = NULL;
3507 bool foreign_mode = false;
3509 uint32_t type = LU_FOREIGN_TYPE_NONE, flags = 0;
3510 char *mode_opt = NULL;
3511 mode_t previous_umask = 0;
3512 mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
3514 struct option long_opts[] = {
3515 /* find { .val = '0', .name = "null", .has_arg = no_argument }, */
3516 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
3517 /* --block is only valid in migrate mode */
3518 { .val = 'b', .name = "block", .has_arg = no_argument },
3519 /* find { .val = 'B', .name = "btime", .has_arg = required_argument }*/
3520 { .val = LFS_COMP_ADD_OPT,
3521 .name = "comp-add", .has_arg = no_argument },
3522 { .val = LFS_COMP_ADD_OPT,
3523 .name = "component-add", .has_arg = no_argument },
3524 { .val = LFS_COMP_DEL_OPT,
3525 .name = "comp-del", .has_arg = no_argument },
3526 { .val = LFS_COMP_DEL_OPT,
3527 .name = "component-del", .has_arg = no_argument },
3528 { .val = LFS_COMP_FLAGS_OPT,
3529 .name = "comp-flags", .has_arg = required_argument },
3530 { .val = LFS_COMP_FLAGS_OPT,
3531 .name = "component-flags",
3532 .has_arg = required_argument },
3533 { .val = LFS_COMP_SET_OPT,
3534 .name = "comp-set", .has_arg = no_argument },
3535 { .val = LFS_COMP_SET_OPT,
3536 .name = "component-set",
3537 .has_arg = no_argument},
3538 { .val = LFS_COMP_NO_VERIFY_OPT,
3539 .name = "no-verify", .has_arg = no_argument},
3540 { .val = LFS_LAYOUT_FLAGS_OPT,
3541 .name = "flags", .has_arg = required_argument},
3542 { .val = LFS_LAYOUT_FOREIGN_OPT,
3543 .name = "foreign", .has_arg = optional_argument},
3544 { .val = LFS_MIRROR_ID_OPT,
3545 .name = "mirror-id", .has_arg = required_argument},
3546 { .val = LFS_MODE_OPT,
3547 .name = "mode", .has_arg = required_argument},
3548 { .val = LFS_LAYOUT_COPY,
3549 .name = "copy", .has_arg = required_argument},
3550 { .val = 'c', .name = "stripe-count", .has_arg = required_argument},
3551 { .val = 'c', .name = "stripe_count", .has_arg = required_argument},
3552 { .val = 'c', .name = "mdt-count", .has_arg = required_argument},
3553 { .val = 'C', .name = "overstripe-count",
3554 .has_arg = required_argument},
3555 { .val = 'd', .name = "delete", .has_arg = no_argument},
3556 { .val = 'd', .name = "destroy", .has_arg = no_argument},
3557 /* --non-direct is only valid in migrate mode */
3558 { .val = 'D', .name = "non-direct", .has_arg = no_argument },
3559 { .val = 'E', .name = "comp-end", .has_arg = required_argument},
3560 { .val = 'E', .name = "component-end",
3561 .has_arg = required_argument},
3562 { .val = 'f', .name = "file", .has_arg = required_argument },
3563 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
3564 /* find { .val = 'g', .name = "gid", .has_arg = no_argument }, */
3565 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
3566 { .val = 'h', .name = "help", .has_arg = no_argument },
3567 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument},
3568 { .val = 'i', .name = "stripe-index", .has_arg = required_argument},
3569 { .val = 'i', .name = "stripe_index", .has_arg = required_argument},
3570 { .val = 'I', .name = "comp-id", .has_arg = required_argument},
3571 { .val = 'I', .name = "component-id", .has_arg = required_argument},
3572 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
3573 { .val = 'L', .name = "layout", .has_arg = required_argument },
3574 { .val = 'm', .name = "mdt", .has_arg = required_argument},
3575 { .val = 'm', .name = "mdt-index", .has_arg = required_argument},
3576 { .val = 'm', .name = "mdt_index", .has_arg = required_argument},
3577 /* --non-block is only valid in migrate mode */
3578 { .val = 'n', .name = "non-block", .has_arg = no_argument },
3579 { .val = 'N', .name = "mirror-count", .has_arg = optional_argument},
3580 { .val = 'o', .name = "ost", .has_arg = required_argument },
3581 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3582 { .val = 'o', .name = "ost-list", .has_arg = required_argument },
3583 { .val = 'o', .name = "ost_list", .has_arg = required_argument },
3585 { .val = 'p', .name = "pool", .has_arg = required_argument },
3586 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
3587 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
3588 /* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
3589 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
3590 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
3591 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
3592 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
3593 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
3594 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
3595 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
3596 /* --verbose is only valid in migrate mode */
3597 { .val = 'v', .name = "verbose", .has_arg = no_argument},
3598 { .val = 'x', .name = "xattr", .has_arg = required_argument },
3599 /* dirstripe { .val = 'X',.name = "max-inherit",.has_arg = required_argument }*/
3600 { .val = 'y', .name = "yaml", .has_arg = required_argument },
3601 { .val = 'z', .name = "ext-size", .has_arg = required_argument},
3602 { .val = 'z', .name = "extension-size", .has_arg = required_argument},
3605 setstripe_args_init(&lsa);
3607 migrate_mode = (opc == SO_MIGRATE);
3608 mirror_mode = (opc == SO_MIRROR_CREATE || opc == SO_MIRROR_EXTEND);
3609 setstripe_mode = (opc == SO_SETSTRIPE);
3610 if (opc == SO_MIRROR_DELETE) {
3612 mirror_flags = MF_DESTROY;
3615 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
3617 while ((c = getopt_long(argc, argv,
3618 "bc:C:dDE:f:hH:i:I:m:N::no:p:L:s:S:vx:y:z:",
3619 long_opts, NULL)) >= 0) {
3625 case LFS_COMP_ADD_OPT:
3628 case LFS_COMP_DEL_OPT:
3631 case LFS_COMP_FLAGS_OPT:
3632 result = comp_str2flags(optarg, &lsa.lsa_comp_flags,
3633 &lsa.lsa_comp_neg_flags);
3636 if (mirror_mode && lsa.lsa_comp_neg_flags) {
3638 "%s: inverted flags are not supported\n",
3643 case LFS_COMP_SET_OPT:
3646 case LFS_COMP_NO_VERIFY_OPT:
3647 mirror_flags |= MF_NO_VERIFY;
3649 case LFS_MIRROR_ID_OPT: {
3650 unsigned long int id;
3653 id = strtoul(optarg, &end, 0);
3654 if (errno != 0 || *end != '\0' || id == 0 ||
3657 "%s %s: invalid mirror ID '%s'\n",
3658 progname, argv[0], optarg);
3662 mirror_id = (__u16)id;
3665 case LFS_LAYOUT_FLAGS_OPT: {
3668 /* check for numeric flags (foreign and mirror cases) */
3669 if (setstripe_mode && !mirror_mode && !last_mirror) {
3671 flags = strtoul(optarg, &end, 16);
3672 if (errno != 0 || *end != '\0' ||
3673 flags >= UINT32_MAX) {
3675 "%s %s: invalid hex flags '%s'\n",
3676 progname, argv[0], optarg);
3679 if (!foreign_mode) {
3681 "%s %s: hex flags must be specified with --foreign option\n",
3688 if (!mirror_mode || !last_mirror) {
3690 "error: %s: --flags must be specified with --mirror-count|-N option\n",
3695 result = comp_str2flags(optarg, &last_mirror->m_flags,
3702 "%s: inverted flags are not supported\n",
3707 if (last_mirror->m_flags & ~LCME_USER_MIRROR_FLAGS) {
3709 "%s: unsupported mirror flags: %s\n",
3716 case LFS_LAYOUT_FOREIGN_OPT:
3718 /* check pure numeric */
3719 type = strtoul(optarg, &end, 0);
3722 type = check_foreign_type_name(optarg);
3723 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
3725 "%s %s: unrecognized foreign type '%s'\n",
3730 } else if (type >= UINT32_MAX) {
3732 "%s %s: invalid foreign type '%s'\n",
3733 progname, argv[0], optarg);
3737 foreign_mode = true;
3742 mode = strtoul(mode_opt, &end, 8);
3745 "%s %s: bad mode '%s'\n",
3746 progname, argv[0], mode_opt);
3749 previous_umask = umask(0);
3752 case LFS_LAYOUT_COPY:
3757 if (!migrate_mode) {
3759 "%s %s: -b|--block valid only for migrate command\n",
3763 migration_block = true;
3766 if (lsa.lsa_pattern == LLAPI_LAYOUT_MDT) {
3768 "%s %s: -C|--overstripe-count incompatible with DoM layout\n",
3772 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3776 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
3777 if (errno != 0 || *end != '\0'||
3778 lsa.lsa_stripe_count < -1 ||
3779 lsa.lsa_stripe_count > LOV_MAX_STRIPE_COUNT) {
3781 "%s %s: invalid stripe count '%s'\n",
3782 progname, argv[0], optarg);
3786 if (lsa.lsa_stripe_count == -1)
3787 lsa.lsa_stripe_count = LLAPI_LAYOUT_WIDE;
3790 /* delete the default striping pattern */
3792 if (opc == SO_MIRROR_SPLIT) {
3795 "%s %s: -d cannot used with -f\n",
3799 mirror_flags |= MF_DESTROY;
3803 if (!migrate_mode) {
3805 "%s %s: -D|--non-direct is valid only for migrate command\n",
3809 migration_flags |= MIGRATION_NONDIRECT;
3812 if (lsa.lsa_comp_end != 0) {
3813 result = comp_args_to_layout(lpp, &lsa, true);
3815 fprintf(stderr, "%s: invalid layout\n",
3820 setstripe_args_init_inherit(&lsa);
3823 if (arg_is_eof(optarg)) {
3824 lsa.lsa_comp_end = LUSTRE_EOF;
3826 result = llapi_parse_size(optarg,
3829 /* assume units of KB if too small */
3830 if (lsa.lsa_comp_end < 4096)
3831 lsa.lsa_comp_end *= 1024;
3833 lsa.lsa_comp_end & (LOV_MIN_STRIPE_SIZE - 1)) {
3835 "%s %s: invalid component end '%s'\n",
3836 progname, argv[0], optarg);
3842 if (!migrate_mode) {
3844 "--mdt-hash is valid only for migrate command\n");
3848 lsa.lsa_pattern = check_hashtype(optarg);
3849 if (lsa.lsa_pattern == 0) {
3851 "%s %s: bad stripe hash type '%s'\n",
3852 progname, argv[0], optarg);
3858 lsa.lsa_stripe_off = strtol(optarg, &end, 0);
3859 if (errno != 0 || *end != '\0' ||
3860 lsa.lsa_stripe_off < -1 ||
3861 lsa.lsa_stripe_off > LOV_V1_INSANE_STRIPE_COUNT) {
3863 "%s %s: invalid stripe offset '%s'\n",
3864 progname, argv[0], optarg);
3867 if (lsa.lsa_stripe_off == -1)
3868 lsa.lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
3871 comp_id = strtoul(optarg, &end, 0);
3872 if (*end != '\0' || comp_id == 0 ||
3873 comp_id > LCME_ID_MAX) {
3875 "%s %s: invalid component ID '%s'\n",
3876 progname, argv[0], optarg);
3881 if (opc != SO_MIRROR_EXTEND && opc != SO_MIRROR_SPLIT) {
3883 "error: %s: invalid option: %s\n",
3884 progname, argv[optopt + 1]);
3887 if (opc == SO_MIRROR_EXTEND) {
3890 "error: %s: '-N' must exist in front of '%s'\n",
3891 progname, argv[optopt + 1]);
3894 last_mirror->m_file = optarg;
3895 last_mirror->m_count = 1;
3899 mirror_list = lfs_mirror_alloc();
3900 mirror_list->m_file = optarg;
3905 if (strcmp(argv[optind - 1], "mdt") == 0) {
3906 /* Can be only the first component */
3910 "error: 'mdt' layout can be only the first one\n");
3913 if (lsa.lsa_comp_end > (1ULL << 30)) { /* 1Gb */
3916 "error: 'mdt' layout size is too big\n");
3919 lsa.lsa_pattern = LLAPI_LAYOUT_MDT;
3920 lsa.lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
3921 } else if (strcmp(argv[optind - 1], "raid0") != 0) {
3924 "error: layout '%s' is unknown, supported layouts are: 'mdt', 'raid0'\n",
3930 if (!migrate_mode) {
3932 "%s %s: -m|--mdt-index is valid only for migrate command\n",
3936 migrate_mdt_mode = true;
3937 lsa.lsa_nr_tgts = parse_targets(tgts,
3938 sizeof(tgts) / sizeof(__u32),
3939 lsa.lsa_nr_tgts, optarg, NULL);
3940 if (lsa.lsa_nr_tgts < 0) {
3942 "%s: invalid MDT target(s) '%s'\n",
3947 lsa.lsa_tgts = tgts;
3948 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3949 lsa.lsa_stripe_off = tgts[0];
3952 if (!migrate_mode) {
3954 "%s %s: -n|--non-block valid only for migrate command\n",
3958 migration_flags |= MIGRATION_NONBLOCK;
3961 if (opc == SO_SETSTRIPE) {
3962 opc = SO_MIRROR_CREATE;
3968 mirror_count = strtoul(optarg, &end, 0);
3969 if (errno != 0 || *end != '\0' ||
3970 mirror_count == 0 ||
3971 mirror_count > LUSTRE_MIRROR_COUNT_MAX) {
3973 "error: %s: bad mirror count: %s\n",
3980 new_mirror = lfs_mirror_alloc();
3981 new_mirror->m_count = mirror_count;
3984 mirror_list = new_mirror;
3987 /* wrap up last mirror */
3988 if (!setstripe_args_specified(&lsa))
3989 last_mirror->m_inherit = true;
3990 if (lsa.lsa_comp_end == 0)
3991 lsa.lsa_comp_end = LUSTRE_EOF;
3993 result = comp_args_to_layout(lpp, &lsa, true);
3995 lfs_mirror_free(new_mirror);
3999 setstripe_args_init_inherit(&lsa);
4001 last_mirror->m_next = new_mirror;
4004 last_mirror = new_mirror;
4005 lpp = &last_mirror->m_layout;
4008 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
4009 if (strcmp(argv[optind - 1], "--ost-list") == 0)
4011 "warning: '--ost-list' is deprecated, use '--ost' instead\n");
4013 if (lsa.lsa_pattern == LLAPI_LAYOUT_MDT) {
4015 "%s %s: -o|--ost incompatible with DoM layout\n",
4020 * -o allows overstriping, and must note it because
4021 * parse_targets is shared with MDT striping, which
4022 * does not allow duplicates
4024 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
4025 lsa.lsa_nr_tgts = parse_targets(tgts,
4026 sizeof(tgts) / sizeof(__u32),
4027 lsa.lsa_nr_tgts, optarg,
4029 if (lsa.lsa_nr_tgts < 0) {
4031 "%s %s: invalid OST target(s) '%s'\n",
4032 progname, argv[0], optarg);
4036 lsa.lsa_tgts = tgts;
4037 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
4038 lsa.lsa_stripe_off = tgts[0];
4043 lsa.lsa_pool_name = optarg;
4045 if (strlen(lsa.lsa_pool_name) == 0 ||
4046 strncmp(lsa.lsa_pool_name, "none",
4047 LOV_MAXPOOLNAME) == 0)
4048 lsa.lsa_pool_name = NULL;
4051 result = llapi_parse_size(optarg, &lsa.lsa_stripe_size,
4053 /* assume units of KB if too small to be valid */
4054 if (lsa.lsa_stripe_size < 4096)
4055 lsa.lsa_stripe_size *= 1024;
4057 lsa.lsa_stripe_size & (LOV_MIN_STRIPE_SIZE - 1)) {
4059 "%s %s: invalid stripe size '%s'\n",
4060 progname, argv[0], optarg);
4065 if (!migrate_mode) {
4067 "%s %s: -v|--verbose valid only for migrate command\n",
4071 migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
4072 migration_flags = MIGRATION_VERBOSE;
4082 result = llapi_parse_size(optarg,
4083 &lsa.lsa_extension_size,
4087 "%s %s: invalid extension size '%s'\n",
4088 progname, argv[0], optarg);
4092 lsa.lsa_extension_comp = true;
4095 fprintf(stderr, "%s: unrecognized option '%s'\n",
4096 progname, argv[optind - 1]);
4102 fname = argv[optind];
4104 if (optind == argc) {
4105 fprintf(stderr, "%s %s: FILE must be specified\n",
4110 /* lfs migrate $filename should keep the file's layout by default */
4111 if (migrate_mode && !layout && !from_yaml &&
4112 !setstripe_args_specified(&lsa) && !lsa.lsa_pool_name)
4115 if (xattr && !foreign_mode) {
4117 * only print a warning as this is harmless and will be ignored
4120 "%s %s: xattr has been specified for non-foreign layout\n",
4122 } else if (foreign_mode && !xattr) {
4124 "%s %s: xattr must be provided in foreign mode\n",
4129 if (foreign_mode && (!setstripe_mode || comp_add | comp_del ||
4130 comp_set || comp_id || delete || from_copy ||
4131 setstripe_args_specified(&lsa) || lsa.lsa_nr_tgts ||
4134 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
4139 if (mirror_mode && mirror_count == 0) {
4141 "error: %s: --mirror-count|-N option is required\n",
4148 if (!setstripe_args_specified(&lsa))
4149 last_mirror->m_inherit = true;
4150 if (lsa.lsa_comp_end == 0)
4151 lsa.lsa_comp_end = LUSTRE_EOF;
4154 if (lsa.lsa_comp_end != 0) {
4155 result = comp_args_to_layout(lpp, &lsa, true);
4157 fprintf(stderr, "error: %s: invalid layout\n",
4164 if (mirror_flags & MF_NO_VERIFY) {
4165 if (opc != SO_MIRROR_EXTEND) {
4167 "error: %s: --no-verify is valid only for lfs mirror extend command\n",
4171 } else if (!has_m_file) {
4173 "error: %s: --no-verify must be specified with -f <victim_file> option\n",
4180 if (comp_set && !comp_id && !lsa.lsa_pool_name) {
4182 "%s %s: --component-set doesn't have component-id set\n",
4187 if ((delete + comp_set + comp_del + comp_add) > 1) {
4189 "%s %s: options --component-set, --component-del, --component-add and -d are mutually exclusive\n",
4194 if (delete && (setstripe_args_specified(&lsa) || comp_id != 0 ||
4195 lsa.lsa_comp_flags != 0 || layout != NULL)) {
4197 "%s %s: option -d is mutually exclusive with -s, -c, -o, -p, -I, -F and -E options\n",
4202 if ((comp_set || comp_del) &&
4203 (setstripe_args_specified(&lsa) || layout != NULL)) {
4205 "%s %s: options --component-del and --component-set are mutually exclusive when used with -c, -E, -o, -p, or -s\n",
4210 if (comp_del && comp_id != 0 && lsa.lsa_comp_flags != 0) {
4212 "%s %s: options -I and -F are mutually exclusive when used with --component-del\n",
4217 if (comp_add || comp_del) {
4220 result = lstat(fname, &st);
4221 if (result == 0 && S_ISDIR(st.st_mode)) {
4223 "%s setstripe: cannot use --component-add or --component-del for directory\n",
4230 "error: %s: can't use --component-add or --component-del for mirror operation\n",
4239 "%s %s: option -E must be specified with --component-add\n",
4245 if (from_yaml && from_copy) {
4247 "%s: can't specify --yaml and --copy together\n",
4252 if ((from_yaml || from_copy) &&
4253 (setstripe_args_specified(&lsa) || layout != NULL)) {
4255 "error: %s: can't specify --yaml or --copy with -c, -S, -i, -o, -p or -E options.\n",
4260 if ((migration_flags & MIGRATION_NONBLOCK) && migration_block) {
4262 "%s %s: options --non-block and --block are mutually exclusive\n",
4267 if (!comp_del && !comp_set && opc != SO_MIRROR_SPLIT &&
4268 opc != SO_MIRROR_DELETE && comp_id != 0) {
4270 "%s: option -I can only be used with --component-del or --component-set or lfs mirror split\n",
4275 if (migrate_mdt_mode) {
4276 struct lmv_user_md *lmu;
4278 /* initialize migrate mdt parameters */
4279 lmu = calloc(1, lmv_user_md_size(lsa.lsa_nr_tgts,
4280 LMV_USER_MAGIC_SPECIFIC));
4283 "%s %s: cannot allocate memory for lmv_user_md: %s\n",
4284 progname, argv[0], strerror(ENOMEM));
4288 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
4289 lmu->lum_stripe_count = lsa.lsa_stripe_count;
4290 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT) {
4292 "%s %s: migrate should specify MDT index\n",
4297 lmu->lum_stripe_offset = lsa.lsa_stripe_off;
4298 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
4299 lmu->lum_hash_type = lsa.lsa_pattern;
4301 lmu->lum_hash_type = LMV_HASH_TYPE_UNKNOWN;
4302 if (lsa.lsa_pool_name) {
4303 strncpy(lmu->lum_pool_name, lsa.lsa_pool_name,
4304 sizeof(lmu->lum_pool_name) - 1);
4305 lmu->lum_pool_name[sizeof(lmu->lum_pool_name) - 1] = 0;
4307 if (lsa.lsa_nr_tgts > 1) {
4310 if (lsa.lsa_stripe_count > 0 &&
4311 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
4312 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
4314 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
4315 progname, lsa.lsa_stripe_count,
4321 lmu->lum_magic = LMV_USER_MAGIC_SPECIFIC;
4322 lmu->lum_stripe_count = lsa.lsa_nr_tgts;
4323 for (i = 0; i < lsa.lsa_nr_tgts; i++)
4324 lmu->lum_objects[i].lum_mds = lsa.lsa_tgts[i];
4326 lmu->lum_magic = LMV_USER_MAGIC;
4329 migrate_mdt_param.fp_lmv_md = lmu;
4330 migrate_mdt_param.fp_migrate = 1;
4331 } else if (!layout) {
4332 if (lsa_args_stripe_count_check(&lsa))
4335 /* initialize stripe parameters */
4336 param = calloc(1, offsetof(typeof(*param),
4337 lsp_osts[lsa.lsa_nr_tgts]));
4340 "%s %s: cannot allocate memory for parameters: %s\n",
4341 progname, argv[0], strerror(ENOMEM));
4346 if (lsa.lsa_stripe_size != LLAPI_LAYOUT_DEFAULT)
4347 param->lsp_stripe_size = lsa.lsa_stripe_size;
4348 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
4349 if (lsa.lsa_stripe_count == LLAPI_LAYOUT_WIDE)
4350 param->lsp_stripe_count = -1;
4352 param->lsp_stripe_count = lsa.lsa_stripe_count;
4354 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
4355 param->lsp_stripe_offset = -1;
4357 param->lsp_stripe_offset = lsa.lsa_stripe_off;
4358 param->lsp_stripe_pattern =
4359 llapi_pattern_to_lov(lsa.lsa_pattern);
4360 if (param->lsp_stripe_pattern == EINVAL) {
4361 fprintf(stderr, "error: %s: invalid stripe pattern\n",
4366 param->lsp_pool = lsa.lsa_pool_name;
4367 param->lsp_is_specific = false;
4369 if (lsa.lsa_nr_tgts > 0) {
4370 param->lsp_is_specific = true;
4371 param->lsp_stripe_count = lsa.lsa_nr_tgts;
4372 memcpy(param->lsp_osts, tgts,
4373 sizeof(*tgts) * lsa.lsa_nr_tgts);
4378 /* generate a layout from a YAML template */
4379 result = lfs_comp_create_from_yaml(template, &layout,
4383 "error: %s: can't create composite layout from template file %s\n",
4389 if (layout != NULL || mirror_list != NULL) {
4391 result = mirror_adjust_first_extents(mirror_list);
4393 result = layout_adjust_first_extent(fname, layout,
4395 if (result == -ENODATA)
4397 else if (result != 0) {
4398 fprintf(stderr, "error: %s: invalid layout\n",
4404 for (fname = argv[optind]; fname != NULL; fname = argv[++optind]) {
4406 layout = llapi_layout_get_by_path(template ?: fname, 0);
4409 "%s: can't create composite layout from file %s: %s\n",
4410 progname, template ?: fname,
4417 if (migrate_mdt_mode) {
4418 result = llapi_migrate_mdt(fname, &migrate_mdt_param);
4419 } else if (migrate_mode) {
4420 result = lfs_migrate(fname, migration_flags, param,
4422 } else if (comp_set != 0) {
4423 result = lfs_component_set(fname, comp_id,
4426 lsa.lsa_comp_neg_flags);
4427 } else if (comp_del != 0) {
4428 result = lfs_component_del(fname, comp_id,
4430 lsa.lsa_comp_neg_flags);
4431 } else if (comp_add != 0) {
4432 result = lfs_component_add(fname, layout);
4433 } else if (opc == SO_MIRROR_CREATE) {
4434 result = mirror_create(fname, mirror_list);
4435 } else if (opc == SO_MIRROR_EXTEND) {
4436 result = mirror_extend(fname, mirror_list,
4438 } else if (opc == SO_MIRROR_SPLIT || opc == SO_MIRROR_DELETE) {
4439 if (!mirror_id && !comp_id && !lsa.lsa_pool_name) {
4441 "%s: no mirror id, component id, or pool name specified to delete from '%s'\n",
4445 if (lsa.lsa_pool_name)
4446 mirror_flags |= MF_COMP_POOL;
4447 else if (mirror_id != 0)
4448 comp_id = mirror_id;
4450 mirror_flags |= MF_COMP_ID;
4451 if (has_m_file && !strcmp(fname, mirror_list->m_file)) {
4453 "%s: the file specified by -f cannot be same as the source file '%s'\n",
4457 result = mirror_split(fname, comp_id, lsa.lsa_pool_name,
4459 has_m_file ? mirror_list->m_file :
4461 } else if (layout) {
4462 result = lfs_component_create(fname, O_CREAT | O_WRONLY,
4468 } else if (foreign_mode) {
4469 result = llapi_file_create_foreign(fname, mode, type,
4476 result = llapi_file_open_param(fname,
4485 /* Save the first error encountered. */
4493 umask(previous_umask);
4496 free(migrate_mdt_param.fp_lmv_md);
4497 llapi_layout_free(layout);
4498 lfs_mirror_list_free(mirror_list);
4503 llapi_layout_free(layout);
4504 lfs_mirror_list_free(mirror_list);
4508 static int lfs_poollist(int argc, char **argv)
4513 return llapi_poollist(argv[1]);
4516 #define FP_DEFAULT_TIME_MARGIN (24 * 60 * 60)
4517 static time_t set_time(struct find_param *param, time_t *time, time_t *set,
4522 char *endptr = "AD";
4527 else if (str[0] == '-')
4533 for (timebuf = str; *endptr && *(endptr + 1); timebuf = endptr + 1) {
4534 long long val = strtoll(timebuf, &endptr, 0);
4539 unit *= 52; /* 52 weeks + 1 day below */
4540 case 'w': /* fallthrough */
4542 if (param->fp_time_margin == FP_DEFAULT_TIME_MARGIN)
4543 param->fp_time_margin *= (1 + unit / 52);
4544 unit += (*endptr == 'y'); /* +1 day for 365 days/year */
4545 case '\0': /* days are default unit if none used */
4546 case 'd': /* fallthrough */
4548 case 'h': /* fallthrough */
4550 case 'm': /* fallthrough */
4552 case 's': /* fallthrough */
4554 /* don't need to multiply by 1 for seconds */
4557 "%s find: bad time string '%s': %s\n",
4558 progname, timebuf, strerror(EINVAL));
4562 if (param->fp_time_margin == 0 ||
4563 (*endptr && unit < param->fp_time_margin))
4564 param->fp_time_margin = unit;
4571 fprintf(stderr, "%s find: bad time '%s': too large\n",
4581 static int str2quotaid(__u32 *id, const char *arg)
4583 unsigned long int projid_tmp = 0;
4584 char *endptr = NULL;
4586 projid_tmp = strtoul(arg, &endptr, 10);
4587 if (*endptr != '\0')
4589 /* UINT32_MAX is not allowed - see projid_valid()/INVALID_PROJID */
4590 if (projid_tmp >= UINT32_MAX)
4597 static int name2uid(unsigned int *id, const char *name)
4599 struct passwd *passwd;
4601 passwd = getpwnam(name);
4604 *id = passwd->pw_uid;
4609 static int name2gid(unsigned int *id, const char *name)
4611 struct group *group;
4613 group = getgrnam(name);
4616 *id = group->gr_gid;
4621 static inline int name2projid(unsigned int *id, const char *name)
4626 static int uid2name(char **name, unsigned int id)
4628 struct passwd *passwd;
4630 passwd = getpwuid(id);
4633 *name = passwd->pw_name;
4638 static inline int gid2name(char **name, unsigned int id)
4640 struct group *group;
4642 group = getgrgid(id);
4645 *name = group->gr_name;
4650 static int name2layout(__u32 *layout, char *name)
4652 char *ptr, *layout_name;
4655 for (ptr = name; ; ptr = NULL) {
4656 layout_name = strtok(ptr, ",");
4659 if (strcmp(layout_name, "released") == 0)
4660 *layout |= LOV_PATTERN_F_RELEASED;
4661 else if (strcmp(layout_name, "raid0") == 0)
4662 *layout |= LOV_PATTERN_RAID0;
4663 else if (strcmp(layout_name, "mdt") == 0)
4664 *layout |= LOV_PATTERN_MDT;
4665 else if (strcmp(layout_name, "overstriping") == 0)
4666 *layout |= LOV_PATTERN_OVERSTRIPING;
4673 static int parse_symbolic(const char *input, mode_t *outmode, const char **end)
4676 int user, group, other;
4681 mode_t previous_flags;
4683 user = group = other = 0;
4703 user = group = other = 1;
4714 who = user || group || other;
4717 usermask = umask(0022);
4722 if (*input == '-' || *input == '+' || *input == '=')
4725 /* operation is required */
4728 /* get the flags in *outmode */
4731 previous_flags = (*outmode & 0700);
4732 perm |= user ? previous_flags : 0;
4733 perm |= group ? (previous_flags >> 3) : 0;
4734 perm |= other ? (previous_flags >> 6) : 0;
4738 previous_flags = (*outmode & 0070);
4739 perm |= user ? (previous_flags << 3) : 0;
4740 perm |= group ? previous_flags : 0;
4741 perm |= other ? (previous_flags >> 3) : 0;
4745 previous_flags = (*outmode & 0007);
4746 perm |= user ? (previous_flags << 6) : 0;
4747 perm |= group ? (previous_flags << 3) : 0;
4748 perm |= other ? previous_flags : 0;
4755 /* this part is optional,
4756 * if empty perm = 0 and *outmode is not modified
4763 perm |= user ? 0400 : 0;
4764 perm |= group ? 0040 : 0;
4765 perm |= other ? 0004 : 0;
4766 /* set read permission for uog except for umask's
4769 perm |= who ? 0 : (0444 & ~usermask);
4772 perm |= user ? 0200 : 0;
4773 perm |= group ? 0020 : 0;
4774 perm |= other ? 0002 : 0;
4775 /* set write permission for uog except for umask'
4778 perm |= who ? 0 : (0222 & ~usermask);
4781 perm |= user ? 0100 : 0;
4782 perm |= group ? 0010 : 0;
4783 perm |= other ? 0001 : 0;
4784 /* set execute permission for uog except for umask'
4787 perm |= who ? 0 : (0111 & ~usermask);
4791 * Adds execute permission to 'u', 'g' and/or 'g' if
4792 * specified and either 'u', 'g' or 'o' already has
4793 * execute permissions.
4795 if ((*outmode & 0111) != 0) {
4796 perm |= user ? 0100 : 0;
4797 perm |= group ? 0010 : 0;
4798 perm |= other ? 0001 : 0;
4799 perm |= !who ? 0111 : 0;
4803 /* s is ignored if o is given, but it's not an error */
4804 if (other && !group && !user)
4806 perm |= user ? S_ISUID : 0;
4807 perm |= group ? S_ISGID : 0;
4810 /* 't' should be used when 'a' is given
4813 perm |= (!who || all) ? S_ISVTX : 0;
4814 /* using ugo with t is not an error */
4825 /* uog flags should be only one character long */
4826 if (previous_flags && (*input != '\0' && *input != ','))
4831 /* remove the flags from outmode */
4835 /* add the flags to outmode */
4839 /* set the flags of outmode to perm */
4849 static int str2mode_t(const char *input, mode_t *outmode)
4856 if (*input >= '0' && *input <= '7') {
4857 /* parse octal representation */
4862 /* look for invalid digits in octal representation */
4863 while (isdigit(*iter))
4868 *outmode = strtoul(input, &end, 8);
4870 if (errno != 0 || *outmode > 07777) {
4875 } else if (*input == '8' || *input == '9') {
4876 /* error: invalid octal number */
4879 /* parse coma seperated list of symbolic representation */
4888 rc = parse_symbolic(input, outmode, &end);
4893 } while (*end == ',');
4901 static int lfs_find(int argc, char **argv)
4906 struct find_param param = {
4909 .fp_time_margin = FP_DEFAULT_TIME_MARGIN,
4911 struct option long_opts[] = {
4912 { .val = 'A', .name = "atime", .has_arg = required_argument },
4913 { .val = 'b', .name = "blocks", .has_arg = required_argument },
4914 { .val = 'B', .name = "btime", .has_arg = required_argument },
4915 { .val = 'B', .name = "Btime", .has_arg = required_argument },
4916 { .val = LFS_COMP_COUNT_OPT,
4917 .name = "comp-count", .has_arg = required_argument },
4918 { .val = LFS_COMP_COUNT_OPT,
4919 .name = "component-count",
4920 .has_arg = required_argument },
4921 { .val = LFS_COMP_FLAGS_OPT,
4922 .name = "comp-flags", .has_arg = required_argument },
4923 { .val = LFS_COMP_FLAGS_OPT,
4924 .name = "component-flags",
4925 .has_arg = required_argument },
4926 { .val = LFS_COMP_START_OPT,
4927 .name = "comp-start", .has_arg = required_argument },
4928 { .val = LFS_COMP_START_OPT,
4929 .name = "component-start",
4930 .has_arg = required_argument },
4931 { .val = LFS_MIRROR_STATE_OPT,
4932 .name = "mirror-state", .has_arg = required_argument },
4933 { .val = LFS_NEWERXY_OPT,
4934 .name = "newer", .has_arg = required_argument},
4935 { .val = LFS_NEWERXY_OPT,
4936 .name = "neweraa", .has_arg = required_argument},
4937 { .val = LFS_NEWERXY_OPT,
4938 .name = "neweram", .has_arg = required_argument},
4939 { .val = LFS_NEWERXY_OPT,
4940 .name = "newerac", .has_arg = required_argument},
4941 { .val = LFS_NEWERXY_OPT,
4942 .name = "newerab", .has_arg = required_argument},
4943 { .val = LFS_NEWERXY_OPT,
4944 .name = "newerma", .has_arg = required_argument},
4945 { .val = LFS_NEWERXY_OPT,
4946 .name = "newermm", .has_arg = required_argument},
4947 { .val = LFS_NEWERXY_OPT,
4948 .name = "newermc", .has_arg = required_argument},
4949 { .val = LFS_NEWERXY_OPT,
4950 .name = "newermb", .has_arg = required_argument},
4951 { .val = LFS_NEWERXY_OPT,
4952 .name = "newerca", .has_arg = required_argument},
4953 { .val = LFS_NEWERXY_OPT,
4954 .name = "newercm", .has_arg = required_argument},
4955 { .val = LFS_NEWERXY_OPT,
4956 .name = "newercc", .has_arg = required_argument},
4957 { .val = LFS_NEWERXY_OPT,
4958 .name = "newercb", .has_arg = required_argument},
4959 { .val = LFS_NEWERXY_OPT,
4960 .name = "newerba", .has_arg = required_argument},
4961 { .val = LFS_NEWERXY_OPT,
4962 .name = "newerbm", .has_arg = required_argument},
4963 { .val = LFS_NEWERXY_OPT,
4964 .name = "newerbc", .has_arg = required_argument},
4965 { .val = LFS_NEWERXY_OPT,
4966 .name = "newerbb", .has_arg = required_argument},
4967 { .val = LFS_NEWERXY_OPT,
4968 .name = "newerBa", .has_arg = required_argument},
4969 { .val = LFS_NEWERXY_OPT,
4970 .name = "newerBm", .has_arg = required_argument},
4971 { .val = LFS_NEWERXY_OPT,
4972 .name = "newerBc", .has_arg = required_argument},
4973 { .val = LFS_NEWERXY_OPT,
4974 .name = "newerBB", .has_arg = required_argument},
4975 { .val = LFS_NEWERXY_OPT,
4976 .name = "newerat", .has_arg = required_argument},
4977 { .val = LFS_NEWERXY_OPT,
4978 .name = "newermt", .has_arg = required_argument},
4979 { .val = LFS_NEWERXY_OPT,
4980 .name = "newerct", .has_arg = required_argument},
4981 { .val = LFS_NEWERXY_OPT,
4982 .name = "newerbt", .has_arg = required_argument},
4983 { .val = LFS_NEWERXY_OPT,
4984 .name = "newerBt", .has_arg = required_argument},
4985 { .val = 'c', .name = "stripe-count", .has_arg = required_argument },
4986 { .val = 'c', .name = "stripe_count", .has_arg = required_argument },
4987 { .val = 'C', .name = "ctime", .has_arg = required_argument },
4988 /* getstripe { .val = 'd', .name = "directory", .has_arg = no_argument }, */
4989 { .val = 'D', .name = "maxdepth", .has_arg = required_argument },
4990 { .val = 'E', .name = "comp-end", .has_arg = required_argument },
4991 { .val = 'E', .name = "component-end",
4992 .has_arg = required_argument },
4993 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
4994 { .val = LFS_LAYOUT_FOREIGN_OPT,
4995 .name = "foreign", .has_arg = optional_argument},
4996 { .val = 'g', .name = "gid", .has_arg = required_argument },
4997 { .val = 'G', .name = "group", .has_arg = required_argument },
4998 { .val = 'h', .name = "help", .has_arg = no_argument },
4999 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
5000 { .val = 'i', .name = "stripe-index", .has_arg = required_argument },
5001 { .val = 'i', .name = "stripe_index", .has_arg = required_argument },
5002 /* getstripe { .val = 'I', .name = "comp-id", .has_arg = required_argument }*/
5003 { .val = 'l', .name = "lazy", .has_arg = no_argument },
5004 { .val = 'L', .name = "layout", .has_arg = required_argument },
5005 { .val = 'm', .name = "mdt", .has_arg = required_argument },
5006 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
5007 { .val = 'm', .name = "mdt_index", .has_arg = required_argument },
5008 { .val = 'M', .name = "mtime", .has_arg = required_argument },
5009 { .val = 'n', .name = "name", .has_arg = required_argument },
5010 { .val = 'N', .name = "mirror-count", .has_arg = required_argument },
5011 /* find { .val = 'o' .name = "or", .has_arg = no_argument }, like find(1) */
5012 { .val = 'O', .name = "obd", .has_arg = required_argument },
5013 { .val = 'O', .name = "ost", .has_arg = required_argument },
5014 /* no short option for pool yet, can be 'p' after 2.18 */
5015 { .val = LFS_POOL_OPT,
5016 .name = "pool", .has_arg = required_argument },
5017 { .val = '0', .name = "print0", .has_arg = no_argument },
5018 { .val = 'P', .name = "print", .has_arg = no_argument },
5019 { .val = LFS_PROJID_OPT,
5020 .name = "projid", .has_arg = required_argument },
5021 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
5022 /* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
5023 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
5024 { .val = 's', .name = "size", .has_arg = required_argument },
5025 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
5026 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
5027 { .val = 't', .name = "type", .has_arg = required_argument },
5028 { .val = LFS_FIND_PERM,
5029 .name = "perm", .has_arg = required_argument },
5030 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
5031 { .val = 'u', .name = "uid", .has_arg = required_argument },
5032 { .val = 'U', .name = "user", .has_arg = required_argument },
5033 { .val = 'z', .name = "extension-size",
5034 .has_arg = required_argument },
5035 { .val = 'z', .name = "ext-size", .has_arg = required_argument },
5036 /* getstripe { .val = 'v', .name = "verbose", .has_arg = no_argument }, */
5037 /* getstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
5051 /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
5052 while ((c = getopt_long_only(argc, argv,
5053 "-0A:b:B:c:C:D:E:g:G:hH:i:L:m:M:n:N:O:Ppqrs:S:t:T:u:U:vz:",
5054 long_opts, &optidx)) >= 0) {
5059 /* '!' is part of option */
5061 * when getopt_long_only() finds a string which is not
5062 * an option nor a known option argument it returns 1
5063 * in that case if we already have found pathstart and pathend
5064 * (i.e. we have the list of pathnames),
5065 * the only supported value is "!"
5067 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
5068 if (!isoption && pathend != -1) {
5070 "err: %s: filename|dirname must either precede options or follow options\n",
5075 if (!isoption && pathstart == -1)
5076 pathstart = optind - 1;
5077 if (isoption && pathstart != -1 && pathend == -1)
5078 pathend = optind - 2;
5085 * unknown; opt is "!" or path component,
5086 * checking done above.
5088 if (strcmp(optarg, "!") == 0)
5092 xtime = ¶m.fp_atime;
5093 xsign = ¶m.fp_asign;
5094 param.fp_exclude_atime = !!neg_opt;
5095 /* no break, this falls through to 'B' for btime */
5098 xtime = ¶m.fp_btime;
5099 xsign = ¶m.fp_bsign;
5100 param.fp_exclude_btime = !!neg_opt;
5102 /* no break, this falls through to 'C' for ctime */
5105 xtime = ¶m.fp_ctime;
5106 xsign = ¶m.fp_csign;
5107 param.fp_exclude_ctime = !!neg_opt;
5109 /* no break, this falls through to 'M' for mtime */
5112 xtime = ¶m.fp_mtime;
5113 xsign = ¶m.fp_msign;
5114 param.fp_exclude_mtime = !!neg_opt;
5116 rc = set_time(¶m, &t, xtime, optarg);
5117 if (rc == LONG_MAX) {
5125 if (optarg[0] == '+') {
5126 param.fp_blocks_sign = -1;
5128 } else if (optarg[0] == '-') {
5129 param.fp_blocks_sign = 1;
5133 param.fp_blocks_units = 1024;
5134 ret = llapi_parse_size(optarg, ¶m.fp_blocks,
5135 ¶m.fp_blocks_units, 0);
5137 fprintf(stderr, "error: bad blocks '%s'\n",
5141 param.fp_check_blocks = 1;
5142 param.fp_exclude_blocks = !!neg_opt;
5144 case LFS_COMP_COUNT_OPT:
5145 if (optarg[0] == '+') {
5146 param.fp_comp_count_sign = -1;
5148 } else if (optarg[0] == '-') {
5149 param.fp_comp_count_sign = 1;
5154 param.fp_comp_count = strtoul(optarg, &endptr, 0);
5155 if (errno != 0 || *endptr != '\0' ||
5156 param.fp_comp_count > UINT32_MAX) {
5158 "error: bad component count '%s'\n",
5162 param.fp_check_comp_count = 1;
5163 param.fp_exclude_comp_count = !!neg_opt;
5165 case LFS_COMP_FLAGS_OPT:
5166 rc = comp_str2flags(optarg, ¶m.fp_comp_flags,
5167 ¶m.fp_comp_neg_flags);
5170 "error: bad component flags '%s'\n",
5174 param.fp_check_comp_flags = 1;
5176 __u32 flags = param.fp_comp_neg_flags;
5178 param.fp_comp_neg_flags = param.fp_comp_flags;
5179 param.fp_comp_flags = flags;
5182 case LFS_COMP_START_OPT:
5183 if (optarg[0] == '+') {
5184 param.fp_comp_start_sign = -1;
5186 } else if (optarg[0] == '-') {
5187 param.fp_comp_start_sign = 1;
5191 rc = llapi_parse_size(optarg, ¶m.fp_comp_start,
5192 ¶m.fp_comp_start_units, 0);
5195 "error: bad component start '%s'\n",
5199 param.fp_check_comp_start = 1;
5200 param.fp_exclude_comp_start = !!neg_opt;
5202 case LFS_MIRROR_STATE_OPT:
5203 rc = mirror_str2state(optarg, ¶m.fp_mirror_state,
5204 ¶m.fp_mirror_neg_state);
5207 "error: bad mirrored file state '%s'\n",
5211 param.fp_check_mirror_state = 1;
5213 __u16 state = param.fp_mirror_neg_state;
5215 param.fp_mirror_neg_state =
5216 param.fp_mirror_state;
5217 param.fp_mirror_state = state;
5221 if (optarg[0] == '+') {
5222 param.fp_stripe_count_sign = -1;
5224 } else if (optarg[0] == '-') {
5225 param.fp_stripe_count_sign = 1;
5230 param.fp_stripe_count = strtoul(optarg, &endptr, 0);
5231 if (errno != 0 || *endptr != '\0' ||
5232 param.fp_stripe_count > LOV_MAX_STRIPE_COUNT) {
5234 "error: bad stripe_count '%s'\n",
5239 param.fp_check_stripe_count = 1;
5240 param.fp_exclude_stripe_count = !!neg_opt;
5244 param.fp_max_depth = strtol(optarg, 0, 0);
5245 if (errno != 0 || param.fp_max_depth < 0) {
5247 "error: bad maxdepth '%s'\n",
5254 if (optarg[0] == '+') {
5255 param.fp_comp_end_sign = -1;
5257 } else if (optarg[0] == '-') {
5258 param.fp_comp_end_sign = 1;
5262 if (arg_is_eof(optarg)) {
5263 param.fp_comp_end = LUSTRE_EOF;
5264 param.fp_comp_end_units = 1;
5267 rc = llapi_parse_size(optarg,
5269 ¶m.fp_comp_end_units, 0);
5270 /* assume units of KB if too small */
5271 if (param.fp_comp_end < 4096)
5272 param.fp_comp_end *= 1024;
5276 "error: bad component end '%s'\n",
5280 param.fp_check_comp_end = 1;
5281 param.fp_exclude_comp_end = !!neg_opt;
5283 case LFS_LAYOUT_FOREIGN_OPT: {
5284 /* all types by default */
5285 uint32_t type = LU_FOREIGN_TYPE_UNKNOWN;
5288 /* check pure numeric */
5289 type = strtoul(optarg, &endptr, 0);
5292 type = check_foreign_type_name(optarg);
5293 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
5295 "%s %s: unknown foreign type '%s'\n",
5300 } else if (type >= UINT32_MAX) {
5302 "%s %s: invalid foreign type '%s'\n",
5303 progname, argv[0], optarg);
5307 param.fp_foreign_type = type;
5308 param.fp_check_foreign = 1;
5309 param.fp_exclude_foreign = !!neg_opt;
5312 case LFS_NEWERXY_OPT: {
5318 time_t ref = time(NULL);
5320 /* no need to check bad options, they won't get here */
5321 if (strlen(long_opts[optidx].name) == 7) {
5322 x = long_opts[optidx].name[5];
5323 y = long_opts[optidx].name[6];
5327 static const char *const fmts[] = {
5328 "%Y-%m-%d %H:%M:%S",
5331 "%H:%M:%S", /* sometime today */
5340 for (i = 0; fmts[i] != NULL; i++) {
5343 /* Init for times relative to today */
5344 if (strncmp(fmts[i], "%H", 2) == 0)
5345 localtime_r(&ref, &tm);
5347 memset(&tm, 0, sizeof(tm));
5348 ptr = strptime(optarg, fmts[i], &tm);
5350 while (ptr && isspace(*ptr))
5352 if (ptr == optarg + strlen(optarg)) {
5360 "%s: invalid time '%s'\n",
5363 "supported formats are:\n ");
5364 for (i = 0; fmts[i] != NULL; i++)
5365 fprintf(stderr, "'%s', ",
5367 fprintf(stderr, "\n");
5373 } else if (y == 'b' || y == 'B') {
5376 rc = llapi_get_lum_file(optarg, NULL, &stx,
5378 if (rc || !(stx.stx_mask & STATX_BTIME)) {
5379 if (!(stx.stx_mask & STATX_BTIME))
5384 "%s: get btime failed '%s': %s\n",
5390 ref = stx.stx_btime.tv_sec;
5392 struct stat statbuf;
5394 if (stat(optarg, &statbuf) < 0) {
5396 "%s: cannot stat file '%s': %s\n",
5405 ref = statbuf.st_atime;
5408 ref = statbuf.st_mtime;
5411 ref = statbuf.st_ctime;
5415 "%s: invalid Y argument: '%c'\n",
5424 xidx = NEWERXY_ATIME;
5427 xidx = NEWERXY_MTIME;
5430 xidx = NEWERXY_CTIME;
5434 xidx = NEWERXY_BTIME;
5438 "%s: invalid X argument: '%c'\n",
5445 newery = ¶m.fp_newery[xidx][negidx];
5451 *newery = *newery > ref ? ref : *newery;
5453 *newery = *newery > ref ? *newery : ref;
5455 param.fp_newerxy = 1;
5460 rc = name2gid(¶m.fp_gid, optarg);
5462 if (str2quotaid(¶m.fp_gid, optarg)) {
5464 "Group/GID: %s cannot be found.\n",
5470 param.fp_exclude_gid = !!neg_opt;
5471 param.fp_check_gid = 1;
5474 rc = mdthash_input(optarg, ¶m.fp_hash_inflags,
5475 ¶m.fp_hash_exflags,
5476 ¶m.fp_hash_type);
5481 if (param.fp_hash_inflags || param.fp_hash_exflags)
5482 param.fp_check_hash_flag = 1;
5483 param.fp_exclude_hash_type = !!neg_opt;
5489 ret = name2layout(¶m.fp_layout, optarg);
5492 param.fp_exclude_layout = !!neg_opt;
5493 param.fp_check_layout = 1;
5497 rc = name2uid(¶m.fp_uid, optarg);
5499 if (str2quotaid(¶m.fp_uid, optarg)) {
5501 "User/UID: %s cannot be found.\n",
5507 param.fp_exclude_uid = !!neg_opt;
5508 param.fp_check_uid = 1;
5511 param.fp_pattern = (char *)optarg;
5512 param.fp_exclude_pattern = !!neg_opt;
5515 if (optarg[0] == '+') {
5516 param.fp_mirror_count_sign = -1;
5518 } else if (optarg[0] == '-') {
5519 param.fp_mirror_count_sign = 1;
5524 param.fp_mirror_count = strtoul(optarg, &endptr, 0);
5525 if (errno != 0 || *endptr != '\0' ||
5526 param.fp_mirror_count > LUSTRE_MIRROR_COUNT_MAX) {
5528 "error: bad mirror count '%s'\n",
5532 param.fp_check_mirror_count = 1;
5533 param.fp_exclude_mirror_count = !!neg_opt;
5538 char *buf, *token, *next, *p;
5542 buf = strdup(optarg);
5548 param.fp_exclude_obd = !!neg_opt;
5551 while (token && *token) {
5552 token = strchr(token, ',');
5559 param.fp_exclude_mdt = !!neg_opt;
5560 param.fp_num_alloc_mdts += len;
5561 tmp = realloc(param.fp_mdt_uuid,
5562 param.fp_num_alloc_mdts *
5563 sizeof(*param.fp_mdt_uuid));
5569 param.fp_mdt_uuid = tmp;
5571 param.fp_exclude_obd = !!neg_opt;
5572 param.fp_num_alloc_obds += len;
5573 tmp = realloc(param.fp_obd_uuid,
5574 param.fp_num_alloc_obds *
5575 sizeof(*param.fp_obd_uuid));
5581 param.fp_obd_uuid = tmp;
5583 for (token = buf; token && *token; token = next) {
5584 struct obd_uuid *puuid;
5588 ¶m.fp_mdt_uuid[param.fp_num_mdts++];
5591 ¶m.fp_obd_uuid[param.fp_num_obds++];
5593 p = strchr(token, ',');
5600 if (strlen(token) > sizeof(puuid->uuid) - 1) {
5605 strncpy(puuid->uuid, token,
5606 sizeof(puuid->uuid));
5613 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 18, 53, 0)
5617 if (strlen(optarg) > LOV_MAXPOOLNAME) {
5619 "Pool name %s is too long (max %d)\n",
5620 optarg, LOV_MAXPOOLNAME);
5625 * We do check for empty pool because empty pool
5626 * is used to find V1 LOV attributes
5628 strncpy(param.fp_poolname, optarg, LOV_MAXPOOLNAME);
5629 param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
5630 param.fp_exclude_pool = !!neg_opt;
5631 param.fp_check_pool = 1;
5633 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 14, 53, 0)
5634 case 'p': /* want this for --pool, to match getstripe/find */
5636 "warning: -p deprecated, use --print0 or -0\n");
5639 param.fp_zero_end = 1;
5641 case 'P': /* we always print, this option is a no-op */
5643 case LFS_PROJID_OPT:
5644 rc = name2projid(¶m.fp_projid, optarg);
5646 if (str2quotaid(¶m.fp_projid, optarg)) {
5648 "Invalid project ID: %s\n",
5654 param.fp_exclude_projid = !!neg_opt;
5655 param.fp_check_projid = 1;
5658 if (optarg[0] == '+') {
5659 param.fp_size_sign = -1;
5661 } else if (optarg[0] == '-') {
5662 param.fp_size_sign = 1;
5666 ret = llapi_parse_size(optarg, ¶m.fp_size,
5667 ¶m.fp_size_units, 0);
5669 fprintf(stderr, "error: bad file size '%s'\n",
5673 param.fp_check_size = 1;
5674 param.fp_exclude_size = !!neg_opt;
5677 if (optarg[0] == '+') {
5678 param.fp_stripe_size_sign = -1;
5680 } else if (optarg[0] == '-') {
5681 param.fp_stripe_size_sign = 1;
5685 ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
5686 ¶m.fp_stripe_size_units, 0);
5687 /* assume units of KB if too small to be valid */
5688 if (param.fp_stripe_size < 4096)
5689 param.fp_stripe_size *= 1024;
5691 fprintf(stderr, "error: bad stripe_size '%s'\n",
5695 param.fp_check_stripe_size = 1;
5696 param.fp_exclude_stripe_size = !!neg_opt;
5699 param.fp_exclude_type = !!neg_opt;
5700 switch (optarg[0]) {
5702 param.fp_type = S_IFBLK;
5705 param.fp_type = S_IFCHR;
5708 param.fp_type = S_IFDIR;
5711 param.fp_type = S_IFREG;
5714 param.fp_type = S_IFLNK;
5717 param.fp_type = S_IFIFO;
5720 param.fp_type = S_IFSOCK;
5723 fprintf(stderr, "%s: bad type '%s'\n",
5730 param.fp_exclude_perm = !!neg_opt;
5731 param.fp_perm_sign = LFS_FIND_PERM_EXACT;
5732 if (*optarg == '/') {
5733 param.fp_perm_sign = LFS_FIND_PERM_ANY;
5735 } else if (*optarg == '-') {
5736 param.fp_perm_sign = LFS_FIND_PERM_ALL;
5740 if (str2mode_t(optarg, ¶m.fp_perm)) {
5741 fprintf(stderr, "error: invalid mode '%s'\n",
5748 if (optarg[0] == '+') {
5749 param.fp_mdt_count_sign = -1;
5751 } else if (optarg[0] == '-') {
5752 param.fp_mdt_count_sign = 1;
5757 param.fp_mdt_count = strtoul(optarg, &endptr, 0);
5758 if (errno != 0 || *endptr != '\0' ||
5759 param.fp_mdt_count >= UINT32_MAX) {
5760 fprintf(stderr, "error: bad mdt_count '%s'\n",
5765 param.fp_check_mdt_count = 1;
5766 param.fp_exclude_mdt_count = !!neg_opt;
5769 if (optarg[0] == '+') {
5770 param.fp_ext_size_sign = -1;
5772 } else if (optarg[0] == '-') {
5773 param.fp_ext_size_sign = 1;
5777 ret = llapi_parse_size(optarg, ¶m.fp_ext_size,
5778 ¶m.fp_ext_size_units, 0);
5780 fprintf(stderr, "error: bad ext-size '%s'\n",
5784 param.fp_ext_size /= SEL_UNIT_SIZE;
5785 param.fp_ext_size_units /= SEL_UNIT_SIZE;
5786 param.fp_check_ext_size = 1;
5787 param.fp_exclude_ext_size = !!neg_opt;
5790 fprintf(stderr, "%s: unrecognized option '%s'\n",
5791 progname, argv[optind - 1]);
5798 if (pathstart == -1) {
5799 fprintf(stderr, "error: %s: no filename|pathname\n",
5803 } else if (pathend == -1) {
5809 rc = llapi_find(argv[pathstart], ¶m);
5812 pathbad = pathstart;
5814 } while (++pathstart < pathend);
5817 fprintf(stderr, "%s: failed for '%s': %s\n",
5818 progname, argv[pathbad], strerror(-rc));
5821 if (param.fp_obd_uuid && param.fp_num_alloc_obds)
5822 free(param.fp_obd_uuid);
5824 if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
5825 free(param.fp_mdt_uuid);
5830 static int lfs_getstripe_internal(int argc, char **argv,
5831 struct find_param *param)
5833 struct option long_opts[] = {
5834 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
5835 /* find { .val = 'b', .name = "blocks", .has_arg = required_argument }*/
5836 /* find { .val = 'B', .name = "btime", .has_arg = required_argument }*/
5837 /* find { .val = 'B', .name = "Btime", .has_arg = required_argument }*/
5838 { .val = LFS_COMP_COUNT_OPT,
5839 .name = "comp-count", .has_arg = no_argument },
5840 { .val = LFS_COMP_COUNT_OPT,
5841 .name = "component-count", .has_arg = no_argument },
5842 { .val = LFS_COMP_FLAGS_OPT,
5843 .name = "comp-flags", .has_arg = optional_argument },
5844 { .val = LFS_COMP_FLAGS_OPT,
5845 .name = "component-flags", .has_arg = optional_argument },
5846 { .val = LFS_COMP_START_OPT,
5847 .name = "comp-start", .has_arg = optional_argument },
5848 { .val = LFS_COMP_START_OPT,
5849 .name = "component-start", .has_arg = optional_argument },
5850 { .val = LFS_MIRROR_INDEX_OPT,
5851 .name = "mirror-index", .has_arg = required_argument },
5852 { .val = LFS_MIRROR_ID_OPT,
5853 .name = "mirror-id", .has_arg = required_argument },
5854 { .val = 'c', .name = "stripe-count", .has_arg = no_argument },
5855 { .val = 'c', .name = "stripe_count", .has_arg = no_argument },
5856 /* find { .val = 'C', .name = "ctime", .has_arg = required_argument }*/
5857 { .val = 'd', .name = "directory", .has_arg = no_argument },
5858 { .val = 'D', .name = "default", .has_arg = no_argument },
5859 { .val = 'E', .name = "comp-end", .has_arg = optional_argument },
5860 { .val = 'E', .name = "component-end", .has_arg = optional_argument },
5861 { .val = 'F', .name = "fid", .has_arg = no_argument },
5862 { .val = 'g', .name = "generation", .has_arg = no_argument },
5863 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
5864 { .val = 'h', .name = "help", .has_arg = no_argument },
5865 /* dirstripe { .val = 'H', .name = "mdt-hash", .has_arg = required_argument }*/
5866 { .val = 'i', .name = "stripe-index", .has_arg = no_argument },
5867 { .val = 'i', .name = "stripe_index", .has_arg = no_argument },
5868 { .val = 'I', .name = "comp-id", .has_arg = optional_argument },
5869 { .val = 'I', .name = "component-id", .has_arg = optional_argument },
5870 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
5871 { .val = 'L', .name = "layout", .has_arg = no_argument },
5872 { .val = 'm', .name = "mdt", .has_arg = no_argument },
5873 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
5874 { .val = 'm', .name = "mdt_index", .has_arg = no_argument },
5875 /* find { .val = 'M', .name = "mtime", .has_arg = required_argument }*/
5876 /* find { .val = 'n', .name = "name", .has_arg = required_argument }*/
5877 { .val = 'N', .name = "mirror-count", .has_arg = no_argument },
5878 { .val = 'O', .name = "obd", .has_arg = required_argument },
5879 { .val = 'O', .name = "ost", .has_arg = required_argument },
5880 { .val = 'p', .name = "pool", .has_arg = no_argument },
5881 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
5882 { .val = 'q', .name = "quiet", .has_arg = no_argument },
5883 { .val = 'r', .name = "recursive", .has_arg = no_argument },
5884 { .val = 'R', .name = "raw", .has_arg = no_argument },
5885 { .val = 'S', .name = "stripe-size", .has_arg = no_argument },
5886 { .val = 'S', .name = "stripe_size", .has_arg = no_argument },
5887 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
5888 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
5889 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
5890 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
5891 { .val = 'v', .name = "verbose", .has_arg = no_argument },
5892 /* dirstripe { .val = 'X',.name = "max-inherit",.has_arg = required_argument }*/
5893 { .val = 'y', .name = "yaml", .has_arg = no_argument },
5894 { .val = 'z', .name = "extension-size", .has_arg = no_argument },
5895 { .val = 'z', .name = "ext-size", .has_arg = no_argument },
5899 int pathstart = -1, pathend = -1;
5903 while ((c = getopt_long(argc, argv,
5904 "-cdDE::FghiI::LmMNoO:pqrRsSvyz",
5905 long_opts, NULL)) != -1) {
5909 /* '!' is part of option */
5910 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
5911 if (!isoption && pathend != -1) {
5913 "error: %s: filename|dirname must either precede options or follow options\n",
5917 if (!isoption && pathstart == -1)
5918 pathstart = optind - 1;
5919 if (isoption && pathstart != -1 && pathend == -1)
5920 pathend = optind - 2;
5924 /* unknown: opt is "!" */
5925 if (strcmp(optarg, "!") == 0)
5929 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5930 param->fp_verbose |= VERBOSE_COUNT;
5931 param->fp_max_depth = 0;
5934 case LFS_COMP_COUNT_OPT:
5935 param->fp_verbose |= VERBOSE_COMP_COUNT;
5936 param->fp_max_depth = 0;
5938 case LFS_COMP_FLAGS_OPT:
5940 rc = comp_str2flags(optarg,
5941 ¶m->fp_comp_flags,
5942 ¶m->fp_comp_neg_flags);
5945 "error: %s bad component flags '%s'.\n",
5949 param->fp_check_comp_flags = 1;
5951 param->fp_verbose |= VERBOSE_COMP_FLAGS;
5952 param->fp_max_depth = 0;
5955 case LFS_COMP_START_OPT:
5958 if (tmp[0] == '+') {
5959 param->fp_comp_start_sign = -1;
5961 } else if (tmp[0] == '-') {
5962 param->fp_comp_start_sign = 1;
5965 rc = llapi_parse_size(tmp,
5966 ¶m->fp_comp_start,
5967 ¶m->fp_comp_start_units, 0);
5970 "error: %s bad component start '%s'.\n",
5974 param->fp_check_comp_start = 1;
5976 param->fp_verbose |= VERBOSE_COMP_START;
5977 param->fp_max_depth = 0;
5980 case LFS_MIRROR_INDEX_OPT: {
5981 unsigned long int mirror_index;
5983 if (optarg[0] == '+') {
5984 param->fp_mirror_index_sign = -1;
5986 } else if (optarg[0] == '-') {
5987 param->fp_mirror_index_sign = 1;
5992 mirror_index = strtoul(optarg, &end, 0);
5993 if (errno != 0 || *end != '\0' ||
5994 mirror_index > UINT16_MAX || (mirror_index == 0 &&
5995 param->fp_mirror_index_sign == 0 && neg_opt == 0)) {
5997 "%s %s: invalid mirror index '%s'\n",
5998 progname, argv[0], optarg);
6002 param->fp_mirror_index = (__u16)mirror_index;
6004 if (param->fp_mirror_id != 0) {
6006 "%s %s: can't specify both mirror index and mirror ID\n",
6010 param->fp_check_mirror_index = 1;
6011 param->fp_exclude_mirror_index = !!neg_opt;
6014 case LFS_MIRROR_ID_OPT: {
6015 unsigned long int mirror_id;
6017 if (optarg[0] == '+') {
6018 param->fp_mirror_id_sign = -1;
6020 } else if (optarg[0] == '-') {
6021 param->fp_mirror_id_sign = 1;
6026 mirror_id = strtoul(optarg, &end, 0);
6027 if (errno != 0 || *end != '\0' ||
6028 mirror_id > UINT16_MAX || (mirror_id == 0 &&
6029 param->fp_mirror_id_sign == 0 && neg_opt == 0)) {
6031 "%s %s: invalid mirror ID '%s'\n",
6032 progname, argv[0], optarg);
6036 param->fp_mirror_id = (__u16)mirror_id;
6038 if (param->fp_mirror_index != 0) {
6040 "%s %s: can't specify both mirror index and mirror ID\n",
6044 param->fp_check_mirror_id = 1;
6045 param->fp_exclude_mirror_id = !!neg_opt;
6049 param->fp_max_depth = 0;
6052 param->fp_get_default_lmv = 1;
6057 if (tmp[0] == '+') {
6058 param->fp_comp_end_sign = -1;
6060 } else if (tmp[0] == '-') {
6061 param->fp_comp_end_sign = 1;
6065 if (arg_is_eof(tmp)) {
6066 param->fp_comp_end = LUSTRE_EOF;
6067 param->fp_comp_end_units = 1;
6070 rc = llapi_parse_size(tmp,
6071 ¶m->fp_comp_end,
6072 ¶m->fp_comp_end_units, 0);
6073 /* assume units of KB if too small */
6074 if (param->fp_comp_end < 4096)
6075 param->fp_comp_end *= 1024;
6079 "error: %s bad component end '%s'.\n",
6083 param->fp_check_comp_end = 1;
6085 param->fp_verbose |= VERBOSE_COMP_END;
6086 param->fp_max_depth = 0;
6090 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6091 param->fp_verbose |= VERBOSE_DFID;
6092 param->fp_max_depth = 0;
6096 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6097 param->fp_verbose |= VERBOSE_GENERATION;
6098 param->fp_max_depth = 0;
6102 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6103 param->fp_verbose |= VERBOSE_STRIPE_OFFSET;
6104 param->fp_max_depth = 0;
6109 param->fp_comp_id = strtoul(optarg, &end, 0);
6110 if (*end != '\0' || param->fp_comp_id == 0 ||
6111 param->fp_comp_id > LCME_ID_MAX) {
6113 "error: %s bad component id '%s'\n",
6117 param->fp_check_comp_id = 1;
6119 param->fp_max_depth = 0;
6120 param->fp_verbose |= VERBOSE_COMP_ID;
6124 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6125 param->fp_verbose |= VERBOSE_PATTERN;
6126 param->fp_max_depth = 0;
6129 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6132 "warning: '-M' deprecated, use '--mdt-index' or '-m' instead\n");
6135 if (!(param->fp_verbose & VERBOSE_DETAIL))
6136 param->fp_max_depth = 0;
6137 param->fp_verbose |= VERBOSE_MDTINDEX;
6140 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6141 param->fp_verbose |= VERBOSE_MIRROR_COUNT;
6142 param->fp_max_depth = 0;
6146 if (param->fp_obd_uuid) {
6148 "error: %s: only one obduuid allowed",
6152 param->fp_obd_uuid = (struct obd_uuid *)optarg;
6155 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6156 param->fp_verbose |= VERBOSE_POOL;
6157 param->fp_max_depth = 0;
6164 param->fp_recursive = 1;
6170 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6171 param->fp_verbose |= VERBOSE_STRIPE_SIZE;
6172 param->fp_max_depth = 0;
6176 param->fp_verbose = VERBOSE_DEFAULT | VERBOSE_DETAIL;
6182 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6183 param->fp_verbose |= VERBOSE_EXT_SIZE;
6184 param->fp_max_depth = 0;
6188 fprintf(stderr, "%s: unrecognized option '%s'\n",
6189 progname, argv[optind - 1]);
6195 if (pathstart == -1) {
6196 fprintf(stderr, "error: %s: no filename|pathname\n",
6199 } else if (pathend == -1) {
6207 if (param->fp_recursive)
6208 param->fp_max_depth = -1;
6209 else if (param->fp_verbose & VERBOSE_DETAIL)
6210 param->fp_max_depth = 1;
6212 if (!param->fp_verbose)
6213 param->fp_verbose = VERBOSE_DEFAULT;
6214 if (param->fp_quiet)
6215 param->fp_verbose = VERBOSE_OBJID;
6218 rc = llapi_getstripe(argv[pathstart], param);
6219 } while (++pathstart < pathend && !rc);
6222 fprintf(stderr, "error: %s failed for %s.\n",
6223 argv[0], argv[optind - 1]);
6227 static int lfs_tgts(int argc, char **argv)
6229 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
6230 struct find_param param;
6231 int index = 0, rc = 0;
6236 if (argc == 2 && !realpath(argv[1], path)) {
6238 fprintf(stderr, "error: invalid path '%s': %s\n",
6239 argv[1], strerror(-rc));
6243 while (!llapi_search_mounts(path, index++, mntdir, NULL)) {
6244 /* Check if we have a mount point */
6245 if (mntdir[0] == '\0')
6248 memset(¶m, 0, sizeof(param));
6249 if (!strcmp(argv[0], "mdts"))
6250 param.fp_get_lmv = 1;
6252 rc = llapi_ostlist(mntdir, ¶m);
6254 fprintf(stderr, "error: %s: failed on %s\n",
6257 if (path[0] != '\0')
6259 memset(mntdir, 0, PATH_MAX);
6265 static int lfs_getstripe(int argc, char **argv)
6267 struct find_param param = { 0 };
6269 param.fp_max_depth = 1;
6270 return lfs_getstripe_internal(argc, argv, ¶m);
6274 static int lfs_getdirstripe(int argc, char **argv)
6276 struct find_param param = { 0 };
6277 struct option long_opts[] = {
6278 { .val = 'c', .name = "mdt-count", .has_arg = no_argument },
6279 { .val = 'D', .name = "default", .has_arg = no_argument },
6280 { .val = 'h', .name = "help", .has_arg = no_argument },
6281 { .val = 'H', .name = "mdt-hash", .has_arg = no_argument },
6282 { .val = 'i', .name = "mdt-index", .has_arg = no_argument },
6283 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
6284 { .val = 'O', .name = "obd", .has_arg = required_argument },
6285 { .val = 'r', .name = "recursive", .has_arg = no_argument },
6286 { .val = 'T', .name = "mdt-count", .has_arg = no_argument },
6287 { .val = 'v', .name = "verbose", .has_arg = no_argument },
6288 { .val = 'X', .name = "max-inherit", .has_arg = no_argument },
6289 { .val = 'y', .name = "yaml", .has_arg = no_argument },
6290 { .val = LFS_INHERIT_RR_OPT,
6291 .name = "max-inherit-rr", .has_arg = no_argument },
6295 param.fp_get_lmv = 1;
6297 while ((c = getopt_long(argc, argv,
6298 "cDhHimO:rtTvXy", long_opts, NULL)) != -1) {
6302 param.fp_verbose |= VERBOSE_COUNT;
6305 param.fp_get_default_lmv = 1;
6307 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6310 "warning: '-t' deprecated, use '--mdt-hash' or '-H' instead\n");
6314 param.fp_verbose |= VERBOSE_HASH_TYPE;
6316 case 'i': /* fallthrough */
6318 param.fp_verbose |= VERBOSE_STRIPE_OFFSET;
6321 if (param.fp_obd_uuid) {
6323 "%s: only one obduuid allowed",
6327 param.fp_obd_uuid = (struct obd_uuid *)optarg;
6330 param.fp_recursive = 1;
6333 param.fp_verbose |= VERBOSE_DETAIL;
6336 param.fp_verbose |= VERBOSE_INHERIT;
6338 case LFS_INHERIT_RR_OPT:
6339 param.fp_verbose |= VERBOSE_INHERIT_RR;
6345 fprintf(stderr, "%s: unrecognized option '%s'\n",
6346 progname, argv[optind - 1]);
6356 if (param.fp_recursive)
6357 param.fp_max_depth = -1;
6359 if (!param.fp_verbose)
6360 param.fp_verbose = VERBOSE_DEFAULT;
6363 rc = llapi_getstripe(argv[optind], ¶m);
6364 } while (++optind < argc && !rc);
6367 fprintf(stderr, "error: %s failed for %s.\n",
6368 argv[0], argv[optind - 1]);
6373 MNTDF_INODES = 0x0001,
6374 MNTDF_COOKED = 0x0002,
6375 MNTDF_LAZY = 0x0004,
6376 MNTDF_VERBOSE = 0x0008,
6377 MNTDF_SHOW = 0x0010,
6378 MNTDF_DECIMAL = 0x0020,
6381 #define COOK(value, base) \
6384 while (value > base) { \
6392 #define CDF "%11llu"
6393 #define HDF "%8.1f%c"
6397 static inline int obd_statfs_ratio(const struct obd_statfs *st, bool inodes)
6399 double avail, used, ratio = 0;
6402 avail = st->os_ffree;
6403 used = st->os_files - st->os_ffree;
6405 avail = st->os_bavail;
6406 used = st->os_blocks - st->os_bfree;
6408 if (avail + used > 0)
6409 ratio = used / (used + avail) * 100;
6411 /* Round up to match df(1) usage percentage */
6412 return (ratio - (int)ratio) > 0 ? (int)(ratio + 1) : (int)ratio;
6416 * This is to identify various problem states for "lfs df" if .osn_err = true,
6417 * so only show flags reflecting those states by default. Informational states
6418 * are only shown with "-v" and use lower-case names to distinguish them.
6419 * UNUSED[12] were for "EROFS = 30" until 1.6 but are now available for use.
6421 static struct obd_statfs_state_names {
6422 enum obd_statfs_state osn_state;
6423 const char osn_name;
6426 { .osn_state = OS_STATFS_DEGRADED, .osn_name = 'D', .osn_err = true },
6427 { .osn_state = OS_STATFS_READONLY, .osn_name = 'R', .osn_err = true },
6428 { .osn_state = OS_STATFS_NOPRECREATE,.osn_name = 'N', .osn_err = true },
6429 { .osn_state = OS_STATFS_UNUSED1, .osn_name = '?', .osn_err = true },
6430 { .osn_state = OS_STATFS_UNUSED2, .osn_name = '?', .osn_err = true },
6431 { .osn_state = OS_STATFS_ENOSPC, .osn_name = 'S', .osn_err = true },
6432 { .osn_state = OS_STATFS_ENOINO, .osn_name = 'I', .osn_err = true },
6433 { .osn_state = OS_STATFS_SUM, .osn_name = 'a', /* aggregate */ },
6434 { .osn_state = OS_STATFS_NONROT, .osn_name = 'f', /* flash */ },
6437 static int showdf(char *mntdir, struct obd_statfs *stat,
6438 char *uuid, enum mntdf_flags flags,
6439 char *type, int index, int rc)
6441 long long avail, used, total;
6443 char *suffix = flags & MNTDF_DECIMAL ? "kMGTPEZY" : "KMGTPEZY";
6444 /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
6445 char tbuf[3 * sizeof(__u64)];
6446 char ubuf[3 * sizeof(__u64)];
6447 char abuf[3 * sizeof(__u64)];
6448 char rbuf[3 * sizeof(__u64)];
6455 if (flags & MNTDF_INODES) {
6456 avail = stat->os_ffree;
6457 used = stat->os_files - stat->os_ffree;
6458 total = stat->os_files;
6460 int shift = flags & MNTDF_COOKED ? 0 : 10;
6462 avail = (stat->os_bavail * stat->os_bsize) >> shift;
6463 used = ((stat->os_blocks - stat->os_bfree) *
6464 stat->os_bsize) >> shift;
6465 total = (stat->os_blocks * stat->os_bsize) >> shift;
6468 ratio = obd_statfs_ratio(stat, flags & MNTDF_INODES);
6470 if (flags & MNTDF_COOKED) {
6471 int base = flags & MNTDF_DECIMAL ? 1000 : 1024;
6475 cook_val = (double)total;
6476 i = COOK(cook_val, base);
6478 snprintf(tbuf, sizeof(tbuf), HDF, cook_val,
6481 snprintf(tbuf, sizeof(tbuf), CDF, total);
6483 cook_val = (double)used;
6484 i = COOK(cook_val, base);
6486 snprintf(ubuf, sizeof(ubuf), HDF, cook_val,
6489 snprintf(ubuf, sizeof(ubuf), CDF, used);
6491 cook_val = (double)avail;
6492 i = COOK(cook_val, base);
6494 snprintf(abuf, sizeof(abuf), HDF, cook_val,
6497 snprintf(abuf, sizeof(abuf), CDF, avail);
6499 snprintf(tbuf, sizeof(tbuf), CDF, total);
6500 snprintf(ubuf, sizeof(tbuf), CDF, used);
6501 snprintf(abuf, sizeof(tbuf), CDF, avail);
6504 sprintf(rbuf, RDF, ratio);
6505 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
6506 uuid, tbuf, ubuf, abuf, rbuf, mntdir);
6508 printf("[%s:%d]", type, index);
6510 if (stat->os_state) {
6514 for (i = 0; i < ARRAY_SIZE(oss_names); i++) {
6515 if (oss_names[i].osn_state & stat->os_state &&
6516 (oss_names[i].osn_err ||
6517 flags & MNTDF_VERBOSE))
6518 printf("%c", oss_names[i].osn_name);
6525 printf(UUF": inactive device\n", uuid);
6528 printf(UUF": %s\n", uuid, strerror(-rc));
6535 struct ll_stat_type {
6540 #define LL_STATFS_MAX LOV_MAX_STRIPE_COUNT
6542 struct ll_statfs_data {
6544 struct obd_statfs sd_st;
6547 struct ll_statfs_buf {
6549 struct ll_statfs_data sb_buf[LL_STATFS_MAX];
6552 static int mntdf(char *mntdir, char *fsname, char *pool, enum mntdf_flags flags,
6553 int ops, struct ll_statfs_buf *lsb)
6555 struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
6556 struct obd_uuid uuid_buf;
6557 char *poolname = NULL;
6558 struct ll_stat_type types[] = {
6559 { .st_op = LL_STATFS_LMV, .st_name = "MDT" },
6560 { .st_op = LL_STATFS_LOV, .st_name = "OST" },
6561 { .st_name = NULL } };
6562 struct ll_stat_type *tp;
6563 __u64 ost_files = 0;
6564 __u64 ost_ffree = 0;
6572 poolname = strchr(pool, '.');
6574 if (strncmp(fsname, pool, strlen(fsname))) {
6575 fprintf(stderr, "filesystem name incorrect\n");
6583 fd = open(mntdir, O_RDONLY);
6586 fprintf(stderr, "%s: cannot open '%s': %s\n", progname, mntdir,
6591 if (flags & MNTDF_SHOW) {
6592 if (flags & MNTDF_INODES)
6593 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
6594 "UUID", "Inodes", "IUsed", "IFree",
6595 "IUse%", "Mounted on");
6597 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
6599 flags & MNTDF_COOKED ? "bytes" : "1K-blocks",
6600 "Used", "Available", "Use%", "Mounted on");
6603 for (tp = types; tp->st_name != NULL; tp++) {
6604 bool have_ost = false;
6606 if (!(tp->st_op & ops))
6609 for (index = 0; ; index++) {
6610 memset(&stat_buf, 0, sizeof(struct obd_statfs));
6611 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
6612 type = flags & MNTDF_LAZY ?
6613 tp->st_op | LL_STATFS_NODELAY : tp->st_op;
6614 rc2 = llapi_obd_fstatfs(fd, type, index,
6615 &stat_buf, &uuid_buf);
6620 if (rc2 == -ENODATA) { /* Inactive device, OK. */
6621 if (!(flags & MNTDF_VERBOSE))
6623 } else if (rc2 < 0 && rc == 0) {
6628 * If we have OSTs then don't report MDT block counts.
6629 * For MDT-only filesystems the expectation is that all
6630 * layouts have a DoM component. For filesystems with
6631 * OSTs, files are not necessarily going to store data
6632 * on MDTs, and MDT space is limited to a fraction of
6633 * OST space, so don't include it in the summary.
6635 if (tp->st_op == LL_STATFS_LOV && !have_ost) {
6642 if (poolname && tp->st_op == LL_STATFS_LOV &&
6643 llapi_search_ost(fsname, poolname,
6644 obd_uuid2str(&uuid_buf)) != 1)
6648 * the llapi_obd_fstatfs() call may have returned with
6649 * an error, but if it filled in uuid_buf we will at
6650 * lease use that to print out a message for that OBD.
6651 * If we didn't get anything in the uuid_buf, then fill
6652 * it in so that we can print an error message.
6654 if (uuid_buf.uuid[0] == '\0')
6655 snprintf(uuid_buf.uuid, sizeof(uuid_buf.uuid),
6656 "%s%04x", tp->st_name, index);
6658 lsb->sb_buf[lsb->sb_count].sd_index = index;
6659 lsb->sb_buf[lsb->sb_count].sd_st = stat_buf;
6662 if (flags & MNTDF_SHOW)
6663 showdf(mntdir, &stat_buf,
6664 obd_uuid2str(&uuid_buf), flags,
6665 tp->st_name, index, rc2);
6670 if (tp->st_op == LL_STATFS_LMV) {
6671 sum.os_ffree += stat_buf.os_ffree;
6672 sum.os_files += stat_buf.os_files;
6673 } else /* if (tp->st_op == LL_STATFS_LOV) */ {
6674 ost_files += stat_buf.os_files;
6675 ost_ffree += stat_buf.os_ffree;
6677 sum.os_blocks += stat_buf.os_blocks *
6679 sum.os_bfree += stat_buf.os_bfree *
6681 sum.os_bavail += stat_buf.os_bavail *
6689 * If we have _some_ OSTs, but don't have as many free objects on the
6690 * OST as inodes on the MDTs, reduce the reported number of inodes
6691 * to compensate, so that the "inodes in use" number is correct.
6692 * This should be kept in sync with ll_statfs_internal().
6694 if (ost_files && ost_ffree < sum.os_ffree) {
6695 sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
6696 sum.os_ffree = ost_ffree;
6698 if (flags & MNTDF_SHOW) {
6700 showdf(mntdir, &sum, "filesystem_summary:", flags, NULL, 0, 0);
6708 LAYOUT_INHERIT_UNSET = -2,
6712 static int lfs_setdirstripe(int argc, char **argv)
6715 struct lfs_setstripe_args lsa = { 0 };
6716 struct llapi_stripe_param *param = NULL;
6717 __u32 mdts[LMV_MAX_STRIPE_COUNT] = { 0 };
6720 char *mode_opt = NULL;
6721 bool default_stripe = false;
6722 bool delete = false;
6723 bool foreign_mode = false;
6724 mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
6725 mode_t previous_mode = 0;
6727 __u32 type = LU_FOREIGN_TYPE_SYMLINK, flags = 0;
6728 int max_inherit = LAYOUT_INHERIT_UNSET;
6729 int max_inherit_rr = LAYOUT_INHERIT_UNSET;
6730 struct option long_opts[] = {
6731 { .val = 'c', .name = "count", .has_arg = required_argument },
6732 { .val = 'c', .name = "mdt-count", .has_arg = required_argument },
6733 { .val = 'd', .name = "delete", .has_arg = no_argument },
6734 { .val = 'D', .name = "default", .has_arg = no_argument },
6735 { .val = 'D', .name = "default_stripe", .has_arg = no_argument },
6736 { .val = LFS_LAYOUT_FLAGS_OPT,
6737 .name = "flags", .has_arg = required_argument },
6738 { .val = LFS_LAYOUT_FOREIGN_OPT,
6739 .name = "foreign", .has_arg = optional_argument},
6740 { .val = 'h', .name = "help", .has_arg = no_argument },
6741 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
6742 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 17, 53, 0)
6743 { .val = 'i', .name = "mdt-index", .has_arg = required_argument },
6744 { .val = 'i', .name = "mdt", .has_arg = required_argument },
6746 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
6747 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
6748 { .val = 'm', .name = "mdt", .has_arg = required_argument },
6750 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6751 { .val = 'i', .name = "index", .has_arg = required_argument },
6753 { .val = 'o', .name = "mode", .has_arg = required_argument },
6754 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6755 { .val = 't', .name = "hash-type", .has_arg = required_argument },
6757 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
6758 { .val = 'x', .name = "xattr", .has_arg = required_argument },
6759 { .val = 'X', .name = "max-inherit", .has_arg = required_argument },
6760 { .val = LFS_INHERIT_RR_OPT,
6761 .name = "max-inherit-rr", .has_arg = required_argument},
6762 /* setstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
6766 setstripe_args_init(&lsa);
6768 while ((c = getopt_long(argc, argv, "c:dDi:hH:m:o:t:T:x:X:",
6769 long_opts, NULL)) >= 0) {
6777 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
6778 if (errno != 0 || *end != '\0' ||
6779 lsa.lsa_stripe_count < -1 ||
6780 lsa.lsa_stripe_count > LOV_MAX_STRIPE_COUNT) {
6782 "%s: invalid stripe count '%s'\n",
6789 default_stripe = true;
6792 default_stripe = true;
6794 case LFS_LAYOUT_FOREIGN_OPT:
6796 /* check pure numeric */
6797 type = strtoul(optarg, &end, 0);
6800 type = check_foreign_type_name(optarg);
6801 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
6803 "%s %s: unknown foreign type '%s'\n",
6808 } else if (type >= UINT32_MAX) {
6810 "%s %s: invalid foreign type '%s'\n",
6811 progname, argv[0], optarg);
6815 foreign_mode = true;
6817 case LFS_LAYOUT_FLAGS_OPT:
6819 flags = strtoul(optarg, &end, 16);
6820 if (errno != 0 || *end != '\0' ||
6821 flags >= UINT32_MAX) {
6823 "%s %s: invalid hex flags '%s'\n",
6824 progname, argv[0], optarg);
6827 if (!foreign_mode) {
6829 "%s %s: hex flags must be specified with --foreign option\n",
6834 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6837 "warning: '--hash-type' and '-t' deprecated, use '--mdt-hash' or '-H' instead\n");
6841 lsa.lsa_pattern = check_hashtype(optarg);
6842 if (lsa.lsa_pattern == 0) {
6844 "%s %s: bad stripe hash type '%s'\n",
6845 progname, argv[0], optarg);
6850 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 17, 53, 0)
6853 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6854 if (strcmp(argv[optind - 1], "--index") == 0)
6856 "%s %s: warning: '--index' deprecated, use '--mdt-index' instead\n",
6859 lsa.lsa_nr_tgts = parse_targets(mdts,
6860 sizeof(mdts) / sizeof(__u32),
6861 lsa.lsa_nr_tgts, optarg, NULL);
6862 if (lsa.lsa_nr_tgts < 0) {
6864 "%s %s: invalid MDT target(s) '%s'\n",
6865 progname, argv[0], optarg);
6869 lsa.lsa_tgts = mdts;
6870 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
6871 lsa.lsa_stripe_off = mdts[0];
6873 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 15, 53, 0)
6876 "warning: '-m' is deprecated, use '--mode' or '-o' instead\n");
6885 if (!default_stripe) {
6887 "%s %s: '--max-inherit' must be specified with '-D'\n",
6892 max_inherit = strtol(optarg, &end, 10);
6893 if (errno != 0 || *end != '\0' || max_inherit < -2) {
6895 "%s %s: invalid max-inherit '%s'\n",
6896 progname, argv[0], optarg);
6899 if (max_inherit == 0) {
6900 max_inherit = LMV_INHERIT_NONE;
6901 } else if (max_inherit == -1) {
6902 max_inherit = LMV_INHERIT_UNLIMITED;
6903 } else if (max_inherit > LMV_INHERIT_MAX) {
6905 "%s %s: max-inherit %d exceeds maximum %u\n",
6906 progname, argv[0], max_inherit,
6911 case LFS_INHERIT_RR_OPT:
6912 if (!default_stripe) {
6914 "%s %s: '--max-inherit-rr' must be specified with '-D'\n",
6919 max_inherit_rr = strtol(optarg, &end, 10);
6920 if (errno != 0 || *end != '\0' || max_inherit_rr < -2) {
6922 "%s %s: invalid max-inherit-rr '%s'\n",
6923 progname, argv[0], optarg);
6926 if (max_inherit_rr == 0) {
6927 max_inherit_rr = LMV_INHERIT_RR_NONE;
6928 } else if (max_inherit_rr == -1) {
6929 max_inherit_rr = LMV_INHERIT_RR_UNLIMITED;
6930 } else if (max_inherit_rr > LMV_INHERIT_RR_MAX) {
6932 "%s %s: max-inherit-rr %d exceeds maximum %u\n",
6933 progname, argv[0], max_inherit_rr,
6934 LMV_INHERIT_RR_MAX);
6939 fprintf(stderr, "%s: unrecognized option '%s'\n",
6940 progname, argv[optind - 1]);
6947 if (optind == argc) {
6948 fprintf(stderr, "%s %s: DIR must be specified\n",
6953 if (xattr && !foreign_mode) {
6955 * only print a warning as this is armless and will be
6959 "%s %s: xattr has been specified for non-foreign layout\n",
6961 } else if (foreign_mode && !xattr) {
6963 "%s %s: xattr must be provided in foreign mode\n",
6968 if (foreign_mode && (delete || default_stripe || lsa.lsa_nr_tgts ||
6969 lsa.lsa_tgts || setstripe_args_specified(&lsa))) {
6971 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
6976 if (!delete && lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT &&
6977 lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT && !foreign_mode) {
6978 /* if no parameters set, create directory on least-used MDTs */
6979 lsa.lsa_stripe_off = LMV_OFFSET_DEFAULT;
6980 lsa.lsa_stripe_count = 1;
6984 (lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
6985 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)) {
6987 "%s %s: cannot specify -d with -c or -i options\n",
6993 mode = strtoul(mode_opt, &end, 8);
6996 "%s %s: bad MODE '%s'\n",
6997 progname, argv[0], mode_opt);
7000 previous_mode = umask(0);
7003 if (max_inherit_rr != LAYOUT_INHERIT_UNSET &&
7004 lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT &&
7005 lsa.lsa_stripe_off != LMV_OFFSET_DEFAULT) {
7007 "%s %s: max-inherit-rr needs mdt-index=-1, not %lld\n",
7008 progname, argv[0], lsa.lsa_stripe_off);
7012 /* foreign LMV/dir case */
7014 if (argc > optind + 1) {
7016 "%s %s: cannot specify multiple foreign dirs\n",
7021 dname = argv[optind];
7022 result = llapi_dir_create_foreign(dname, mode, type, flags,
7026 "%s mkdir: can't create foreign dir '%s': %s\n",
7027 progname, dname, strerror(-result));
7032 * initialize stripe parameters, in case param is converted to specific,
7033 * i.e, 'lfs mkdir -i -1 -c N', always allocate space for lsp_tgts.
7035 param = calloc(1, offsetof(typeof(*param),
7036 lsp_tgts[lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ?
7037 lsa.lsa_stripe_count : lsa.lsa_nr_tgts]));
7040 "%s %s: cannot allocate memory for parameters: %s\n",
7041 progname, argv[0], strerror(ENOMEM));
7045 /* if "lfs setdirstripe -D -i -1" is used, assume 1-stripe directory */
7046 if (default_stripe && lsa.lsa_stripe_off == LMV_OFFSET_DEFAULT &&
7047 (lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT ||
7048 lsa.lsa_stripe_count == 0))
7049 lsa.lsa_stripe_count = 1;
7050 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
7051 param->lsp_stripe_count = lsa.lsa_stripe_count;
7052 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
7053 param->lsp_stripe_offset = LMV_OFFSET_DEFAULT;
7055 param->lsp_stripe_offset = lsa.lsa_stripe_off;
7056 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
7057 param->lsp_stripe_pattern = lsa.lsa_pattern;
7059 param->lsp_stripe_pattern = LMV_HASH_TYPE_UNKNOWN;
7060 param->lsp_pool = lsa.lsa_pool_name;
7061 param->lsp_is_specific = false;
7062 if (default_stripe) {
7063 if (max_inherit == LAYOUT_INHERIT_UNSET)
7064 max_inherit = LMV_INHERIT_DEFAULT;
7065 if (max_inherit_rr == LAYOUT_INHERIT_UNSET)
7066 max_inherit_rr = LMV_INHERIT_RR_DEFAULT;
7067 param->lsp_max_inherit = max_inherit;
7068 param->lsp_max_inherit_rr = max_inherit_rr;
7070 if (strcmp(argv[0], "mkdir") == 0)
7071 param->lsp_is_create = true;
7072 if (lsa.lsa_nr_tgts > 1) {
7073 if (lsa.lsa_stripe_count > 0 &&
7074 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
7075 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
7077 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
7078 argv[0], lsa.lsa_stripe_count,
7084 param->lsp_is_specific = true;
7085 param->lsp_stripe_count = lsa.lsa_nr_tgts;
7086 memcpy(param->lsp_tgts, mdts, sizeof(*mdts) * lsa.lsa_nr_tgts);
7089 dname = argv[optind];
7091 if (default_stripe) {
7092 result = llapi_dir_set_default_lmv(dname, param);
7095 "%s setdirstripe: cannot set default stripe on dir '%s': %s\n",
7096 progname, dname, strerror(-result));
7100 result = llapi_dir_create(dname, mode, param);
7103 "%s setdirstripe: cannot create dir '%s': %s\n",
7104 progname, dname, strerror(-result));
7105 } while (!result && (dname = argv[++optind]));
7108 umask(previous_mode);
7115 static int lfs_rmentry(int argc, char **argv)
7122 fprintf(stderr, "error: %s: missing dirname\n",
7128 dname = argv[index];
7130 result = llapi_direntry_remove(dname);
7133 "error: %s: remove dir entry '%s' failed\n",
7137 dname = argv[++index];
7142 static int lfs_unlink_foreign(int argc, char **argv)
7149 fprintf(stderr, "error: %s: missing pathname\n",
7156 while (name != NULL) {
7157 result = llapi_unlink_foreign(name);
7160 "error: %s: unlink foreign entry '%s' failed\n",
7164 name = argv[++index];
7169 static int lfs_mv(int argc, char **argv)
7171 struct lmv_user_md lmu = { LMV_USER_MAGIC };
7172 struct find_param param = {
7179 struct option long_opts[] = {
7180 { .val = 'm', .name = "mdt", .has_arg = required_argument },
7181 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
7182 { .val = 'v', .name = "verbose", .has_arg = no_argument },
7185 while ((c = getopt_long(argc, argv, "m:M:v", long_opts, NULL)) != -1) {
7187 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
7190 "warning: '-M' deprecated, use '--mdt-index' or '-m' instead\n");
7194 lmu.lum_stripe_offset = strtoul(optarg, &end, 0);
7195 if (errno != 0 || *end != '\0' ||
7196 lmu.lum_stripe_offset >= UINT32_MAX) {
7197 fprintf(stderr, "%s mv: bad MDT index '%s'\n",
7203 param.fp_verbose = VERBOSE_DETAIL;
7206 fprintf(stderr, "%s mv: unrecognized option '%s'\n",
7207 progname, argv[optind - 1]);
7212 if (lmu.lum_stripe_offset == LMV_OFFSET_DEFAULT) {
7213 fprintf(stderr, "%s mv: MDT index must be specified\n",
7218 if (optind >= argc) {
7219 fprintf(stderr, "%s mv: DIR must be specified\n", progname);
7223 lmu.lum_hash_type = LMV_HASH_TYPE_UNKNOWN;
7225 /* initialize migrate mdt parameters */
7226 param.fp_lmv_md = &lmu;
7227 param.fp_migrate = 1;
7228 rc = llapi_migrate_mdt(argv[optind], ¶m);
7230 fprintf(stderr, "%s mv: cannot migrate '%s' to MDT%04x: %s\n",
7231 progname, argv[optind], lmu.lum_stripe_offset,
7236 static int lfs_osts(int argc, char **argv)
7238 return lfs_tgts(argc, argv);
7241 static int lfs_mdts(int argc, char **argv)
7243 return lfs_tgts(argc, argv);
7246 static int lfs_df(int argc, char **argv)
7248 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
7249 enum mntdf_flags flags = MNTDF_SHOW;
7250 int ops = LL_STATFS_LMV | LL_STATFS_LOV;
7251 int c, rc = 0, rc1 = 0, index = 0, arg_idx = 0;
7252 char fsname[PATH_MAX] = "", *pool_name = NULL;
7253 struct option long_opts[] = {
7254 { .val = 'h', .name = "human-readable", .has_arg = no_argument },
7255 { .val = 'H', .name = "si", .has_arg = no_argument },
7256 { .val = 'i', .name = "inodes", .has_arg = no_argument },
7257 { .val = 'l', .name = "lazy", .has_arg = no_argument },
7258 { .val = 'p', .name = "pool", .has_arg = required_argument },
7259 { .val = 'v', .name = "verbose", .has_arg = no_argument },
7262 while ((c = getopt_long(argc, argv, "hHilp:v", long_opts, NULL)) != -1) {
7265 flags = (flags & ~MNTDF_DECIMAL) | MNTDF_COOKED;
7268 flags |= MNTDF_COOKED | MNTDF_DECIMAL;
7271 flags |= MNTDF_INODES;
7274 flags |= MNTDF_LAZY;
7280 flags |= MNTDF_VERBOSE;
7283 fprintf(stderr, "%s: unrecognized option '%s'\n",
7284 progname, argv[optind - 1]);
7289 /* Handle case where path is not specified */
7290 if (optind == argc) {
7291 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
7292 /* Check if we have a mount point */
7293 if (mntdir[0] == '\0')
7296 rc = mntdf(mntdir, fsname, pool_name, flags, ops, NULL);
7297 if (rc || path[0] != '\0')
7300 fsname[0] = '\0'; /* avoid matching in next loop */
7301 mntdir[0] = '\0'; /* avoid matching in next loop */
7302 path[0] = '\0'; /* clean for next loop */
7307 /* Loop through all the remaining arguments. These are Lustre FS
7310 for (arg_idx = optind; arg_idx <= argc - 1; arg_idx++) {
7313 fsname[0] = '\0'; /* start clean */
7314 mntdir[0] = '\0'; /* start clean */
7315 path[0] = '\0'; /* start clean */
7317 /* path does not exists at all */
7318 if (!realpath(argv[arg_idx], path)) {
7320 fprintf(stderr, "error: invalid path '%s': %s\n",
7321 argv[arg_idx], strerror(-rc));
7322 /* save first seen error */
7329 /* path exists but may not be a Lustre filesystem */
7330 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
7331 /* Check if we have a mount point */
7332 if (mntdir[0] == '\0')
7335 rc = mntdf(mntdir, fsname, pool_name, flags, ops, NULL);
7336 if (rc || path[0] != '\0') {
7339 /* save first seen error */
7347 llapi_printf(LLAPI_MSG_ERROR,
7348 "%s:%s Not a Lustre filesystem\n",
7349 argv[0], argv[arg_idx]);
7350 /* save first seen error */
7359 static int print_instance(const char *mntdir, char *buf, size_t buflen,
7360 bool opt_instance, bool opt_fsname, bool opt_mntdir)
7364 if (opt_fsname == opt_instance) { /* both true or both false */
7365 rc = llapi_getname(mntdir, buf, buflen);
7366 } else if (opt_fsname) {
7368 * llapi_search_mounts() fills @buf with fsname, but that is not
7369 * called if explicit paths are specified on the command-line
7372 rc = llapi_get_fsname(mntdir, buf, buflen);
7373 } else /* if (opt_instance) */ {
7374 rc = llapi_get_instance(mntdir, buf, buflen);
7378 fprintf(stderr, "cannot get instance for '%s': %s\n",
7379 mntdir, strerror(-rc));
7384 printf("%s %s\n", buf, mntdir);
7386 printf("%s\n", buf);
7391 static int lfs_getname(int argc, char **argv)
7393 struct option long_opts[] = {
7394 { .val = 'h', .name = "help", .has_arg = no_argument },
7395 { .val = 'i', .name = "instance", .has_arg = no_argument },
7396 { .val = 'n', .name = "fsname", .has_arg = no_argument },
7398 bool opt_instance = false, opt_fsname = false;
7399 char fsname[PATH_MAX] = "";
7402 while ((c = getopt_long(argc, argv, "hin", long_opts, NULL)) != -1) {
7405 opt_instance = true;
7411 fprintf(stderr, "%s: unrecognized option '%s'\n",
7412 progname, argv[optind - 1]);
7419 if (optind == argc) { /* no paths specified, get all paths. */
7420 char mntdir[PATH_MAX] = "", path[PATH_MAX] = "";
7423 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
7424 rc2 = print_instance(mntdir, fsname, sizeof(fsname),
7425 opt_instance, opt_fsname, true);
7428 path[0] = fsname[0] = mntdir[0] = '\0';
7430 } else { /* paths specified, only attempt to search these. */
7433 /* if only one path is given, print only requested info */
7434 opt_mntdir = argc - optind > 1 || (opt_instance == opt_fsname);
7436 for (; optind < argc; optind++) {
7437 rc2 = print_instance(argv[optind], fsname,
7438 sizeof(fsname), opt_instance,
7439 opt_fsname, opt_mntdir);
7449 static int lfs_check(int argc, char **argv)
7451 char mntdir[PATH_MAX] = {'\0'};
7460 fprintf(stderr, "%s check: server type must be specified\n",
7465 obd_types[0] = obd_type1;
7466 obd_types[1] = obd_type2;
7467 obd_types[2] = obd_type3;
7469 if (strcmp(argv[1], "osts") == 0) {
7470 strcpy(obd_types[0], "osc");
7471 } else if (strcmp(argv[1], "mdts") == 0 ||
7472 strcmp(argv[1], "mds") == 0) {
7473 strcpy(obd_types[0], "mdc");
7474 } else if (strcmp(argv[1], "mgts") == 0) {
7475 strcpy(obd_types[0], "mgc");
7476 } else if (strcmp(argv[1], "all") == 0 ||
7477 strcmp(argv[1], "servers") == 0) {
7479 strcpy(obd_types[0], "osc");
7480 strcpy(obd_types[1], "mdc");
7481 strcpy(obd_types[2], "mgc");
7483 fprintf(stderr, "%s check: unrecognized option '%s'\n",
7488 rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
7489 if (rc < 0 || mntdir[0] == '\0') {
7491 "%s check: cannot find mounted Lustre filesystem: %s\n",
7492 progname, (rc < 0) ? strerror(-rc) : strerror(ENODEV));
7496 rc = llapi_target_check(num_types, obd_types, mntdir);
7498 fprintf(stderr, "%s check: cannot check target '%s': %s\n",
7499 progname, argv[1], strerror(-rc));
7504 #ifdef HAVE_SYS_QUOTA_H
7505 #define ADD_OVERFLOW(a, b) \
7506 ((((a) + (b)) < (a)) ? \
7507 ((a) = ULONG_MAX) : ((a) = (a) + (b)))
7509 /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value
7510 * returns the value or ULONG_MAX on integer overflow or incorrect format
7512 * 1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w)
7513 * 2. specifiers may be encountered multiple times (2s3s is 5 seconds)
7514 * 3. empty integer value is interpreted as 0
7516 static unsigned long str2sec(const char *timestr)
7518 const char spec[] = "smhdw";
7519 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
7520 unsigned long val = 0;
7523 if (strpbrk(timestr, spec) == NULL) {
7525 * no specifiers inside the time string,
7526 * should treat it as an integer value
7528 val = strtoul(timestr, &tail, 10);
7529 return *tail ? ULONG_MAX : val;
7532 /* format string is XXwXXdXXhXXmXXs */
7538 v = strtoul(timestr, &tail, 10);
7539 if (v == ULONG_MAX || *tail == '\0')
7541 * value too large (ULONG_MAX or more)
7542 * or missing specifier
7546 ptr = strchr(spec, *tail);
7548 /* unknown specifier */
7553 /* check if product will overflow the type */
7554 if (!(v < ULONG_MAX / mult[ind]))
7557 ADD_OVERFLOW(val, mult[ind] * v);
7558 if (val == ULONG_MAX)
7570 #define ARG2ULL(nr, str, def_units) \
7572 unsigned long long limit, units = def_units; \
7575 rc = llapi_parse_size(str, &limit, &units, 1); \
7577 fprintf(stderr, "%s: invalid limit '%s'\n", \
7584 static inline int has_times_option(int argc, char **argv)
7588 for (i = 1; i < argc; i++)
7589 if (!strcmp(argv[i], "-t"))
7595 static inline int lfs_verify_poolarg(char *pool)
7597 if (strnlen(optarg, LOV_MAXPOOLNAME + 1) > LOV_MAXPOOLNAME) {
7599 "Pool name '%.*s' is longer than %d\n",
7600 LOV_MAXPOOLNAME, pool, LOV_MAXPOOLNAME);
7606 /* special grace time, only notify the user when its quota is over soft limit
7607 * but doesn't block new writes until the hard limit is reached.
7609 #define NOTIFY_GRACE "notify"
7610 #define NOTIFY_GRACE_TIME LQUOTA_GRACE_MASK
7613 static inline __u64 lustre_stoqb(size_t space)
7615 return (space + QIF_DQBLKSIZE - 1) >> QIF_DQBLKSIZE_BITS;
7618 #define lustre_stoqb toqb
7621 int lfs_setquota_times(int argc, char **argv, struct if_quotactl *qctl)
7624 char *mnt, *obd_type = (char *)qctl->obd_type;
7625 struct obd_dqblk *dqb = &qctl->qc_dqblk;
7626 struct obd_dqinfo *dqi = &qctl->qc_dqinfo;
7627 struct option long_opts[] = {
7628 { .val = 'b', .name = "block-grace", .has_arg = required_argument },
7629 { .val = 'g', .name = "group", .has_arg = no_argument },
7630 { .val = 'h', .name = "help", .has_arg = no_argument },
7631 { .val = 'i', .name = "inode-grace", .has_arg = required_argument },
7632 { .val = 'p', .name = "projid", .has_arg = no_argument },
7633 { .val = 't', .name = "times", .has_arg = no_argument },
7634 { .val = 'u', .name = "user", .has_arg = no_argument },
7635 { .val = LFS_POOL_OPT,
7636 .name = "pool", .has_arg = required_argument },
7640 qctl->qc_cmd = LUSTRE_Q_SETINFO;
7641 qctl->qc_type = ALLQUOTA;
7643 while ((c = getopt_long(argc, argv, "b:ghi:ptu",
7644 long_opts, NULL)) != -1) {
7655 if (qctl->qc_type != ALLQUOTA) {
7657 "%s: -u/g/p cannot be used more than once\n",
7661 qctl->qc_type = qtype;
7664 if (strncmp(optarg, NOTIFY_GRACE,
7665 strlen(NOTIFY_GRACE)) == 0) {
7666 dqi->dqi_bgrace = NOTIFY_GRACE_TIME;
7668 dqi->dqi_bgrace = str2sec(optarg);
7669 if (dqi->dqi_bgrace >= NOTIFY_GRACE_TIME) {
7671 "%s: bad block-grace: %s\n",
7676 dqb->dqb_valid |= QIF_BTIME;
7679 if (strncmp(optarg, NOTIFY_GRACE,
7680 strlen(NOTIFY_GRACE)) == 0) {
7681 dqi->dqi_igrace = NOTIFY_GRACE_TIME;
7683 dqi->dqi_igrace = str2sec(optarg);
7684 if (dqi->dqi_igrace >= NOTIFY_GRACE_TIME) {
7686 "%s: bad inode-grace: %s\n",
7691 dqb->dqb_valid |= QIF_ITIME;
7693 case 't': /* Yes, of course! */
7696 if (lfs_verify_poolarg(optarg))
7698 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
7699 qctl->qc_cmd = LUSTRE_Q_SETINFOPOOL;
7701 /* getopt prints error message for us when opterr != 0 */
7703 fprintf(stderr, "%s: unrecognized option '%s'\n",
7704 progname, argv[optind - 1]);
7711 if (qctl->qc_type == ALLQUOTA) {
7712 fprintf(stderr, "%s: neither -u, -g nor -p specified\n",
7717 if (optind != argc - 1) {
7718 fprintf(stderr, "%s: unexpected parameter '%s'\n",
7719 progname, argv[optind + 1]);
7724 rc = llapi_quotactl(mnt, qctl);
7727 fprintf(stderr, "%s %s ", obd_type,
7728 obd_uuid2str(&qctl->obd_uuid));
7729 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
7736 #define BSLIMIT (1 << 0)
7737 #define BHLIMIT (1 << 1)
7738 #define ISLIMIT (1 << 2)
7739 #define IHLIMIT (1 << 3)
7741 int lfs_setquota(int argc, char **argv)
7744 struct if_quotactl *qctl;
7745 char *mnt, *obd_type;
7746 struct obd_dqblk *dqb;
7747 struct option long_opts[] = {
7748 { .val = 'b', .name = "block-softlimit",
7749 .has_arg = required_argument },
7750 { .val = 'B', .name = "block-hardlimit",
7751 .has_arg = required_argument },
7752 { .val = 'd', .name = "default", .has_arg = no_argument },
7753 { .val = 'g', .name = "group", .has_arg = required_argument },
7754 { .val = 'G', .name = "default-grp", .has_arg = no_argument },
7755 { .val = 'h', .name = "help", .has_arg = no_argument },
7756 { .val = 'i', .name = "inode-softlimit",
7757 .has_arg = required_argument },
7758 { .val = 'I', .name = "inode-hardlimit",
7759 .has_arg = required_argument },
7760 { .val = 'p', .name = "projid", .has_arg = required_argument },
7761 { .val = 'P', .name = "default-prj", .has_arg = no_argument },
7762 { .val = 'u', .name = "user", .has_arg = required_argument },
7763 { .val = 'U', .name = "default-usr", .has_arg = no_argument },
7764 { .val = LFS_POOL_OPT,
7765 .name = "pool", .has_arg = required_argument },
7767 unsigned int limit_mask = 0;
7768 bool use_default = false;
7769 int qtype, qctl_len;
7771 qctl_len = sizeof(*qctl) + LOV_MAXPOOLNAME + 1;
7772 qctl = malloc(qctl_len);
7776 memset(qctl, 0, qctl_len);
7777 obd_type = (char *)qctl->obd_type;
7778 dqb = &qctl->qc_dqblk;
7780 if (has_times_option(argc, argv)) {
7781 rc = lfs_setquota_times(argc, argv, qctl);
7785 qctl->qc_cmd = LUSTRE_Q_SETQUOTA;
7786 qctl->qc_type = ALLQUOTA; /* ALLQUOTA makes no sense for setquota,
7787 * so it can be used as a marker that qc_type
7788 * isn't reinitialized from command line
7791 while ((c = getopt_long(argc, argv, "b:B:dg:Ghi:I:p:Pu:U",
7792 long_opts, NULL)) != -1) {
7795 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7798 goto quota_type_def;
7801 rc = name2uid(&qctl->qc_id, optarg);
7804 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7807 goto quota_type_def;
7810 rc = name2gid(&qctl->qc_id, optarg);
7813 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7816 goto quota_type_def;
7819 rc = name2projid(&qctl->qc_id, optarg);
7822 if (str2quotaid(&qctl->qc_id, optarg)) {
7824 "%s setquota: invalid id '%s'\n",
7831 if (qctl->qc_id == 0) {
7833 "%s setquota: can't set quota for root usr/group/project.\n",
7840 if (qctl->qc_type != ALLQUOTA) {
7842 "%s setquota: only one of -u, -U, -g, -G, -p or -P may be specified\n",
7847 qctl->qc_type = qtype;
7850 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7854 ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
7855 dqb->dqb_bsoftlimit >>= 10;
7856 limit_mask |= BSLIMIT;
7857 if (dqb->dqb_bsoftlimit &&
7858 dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
7860 "%s setquota: warning: block softlimit '%llu' smaller than minimum qunit size\nSee '%s help setquota' or Lustre manual for details\n",
7862 (unsigned long long)dqb->dqb_bsoftlimit,
7866 ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
7867 dqb->dqb_bhardlimit >>= 10;
7868 limit_mask |= BHLIMIT;
7869 if (dqb->dqb_bhardlimit &&
7870 dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
7872 "%s setquota: warning: block hardlimit '%llu' smaller than minimum qunit size\n"
7873 "See '%s help setquota' or Lustre manual for details\n",
7875 (unsigned long long)dqb->dqb_bhardlimit,
7879 ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
7880 limit_mask |= ISLIMIT;
7881 if (dqb->dqb_isoftlimit &&
7882 dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
7884 "%s setquota: warning: inode softlimit '%llu' smaller than minimum qunit size\nSee '%s help setquota' or Lustre manual for details\n",
7886 (unsigned long long)dqb->dqb_isoftlimit,
7890 ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
7891 limit_mask |= IHLIMIT;
7892 if (dqb->dqb_ihardlimit &&
7893 dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
7895 "%s setquota: warning: inode hardlimit '%llu' smaller than minimum qunit size\nSee '%s help setquota' or Lustre manual for details\n",
7897 (unsigned long long)dqb->dqb_ihardlimit,
7901 if (lfs_verify_poolarg(optarg)) {
7905 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
7906 qctl->qc_cmd = qctl->qc_cmd == LUSTRE_Q_SETDEFAULT ?
7907 LUSTRE_Q_SETDEFAULT_POOL :
7908 LUSTRE_Q_SETQUOTAPOOL;
7912 "%s setquota: unrecognized option '%s'\n",
7913 progname, argv[optind - 1]);
7921 if (qctl->qc_type == ALLQUOTA) {
7923 "%s setquota: either -u or -g must be specified\n",
7929 if (!use_default && limit_mask == 0) {
7931 "%s setquota: at least one limit must be specified\n",
7937 if (use_default && limit_mask != 0) {
7939 "%s setquota: limits should not be specified when using default quota\n",
7945 if (use_default && qctl->qc_id == 0) {
7947 "%s setquota: can not set default quota for root user/group/project\n",
7953 if (optind != argc - 1) {
7955 "%s setquota: filesystem not specified or unexpected argument '%s'\n",
7956 progname, argv[optind]);
7964 dqb->dqb_bhardlimit = 0;
7965 dqb->dqb_bsoftlimit = 0;
7966 dqb->dqb_ihardlimit = 0;
7967 dqb->dqb_isoftlimit = 0;
7970 dqb->dqb_valid |= QIF_LIMITS | QIF_TIMES;
7971 /* do not set inode limits for Pool Quotas */
7972 if (qctl->qc_cmd == LUSTRE_Q_SETDEFAULT_POOL)
7973 dqb->dqb_valid ^= QIF_ILIMITS | QIF_ITIME;
7974 } else if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
7975 (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
7976 /* sigh, we can't just set blimits/ilimits */
7977 struct if_quotactl tmp_qctl = {.qc_cmd = LUSTRE_Q_GETQUOTA,
7978 .qc_type = qctl->qc_type,
7979 .qc_id = qctl->qc_id};
7981 rc = llapi_quotactl(mnt, &tmp_qctl);
7985 if (!(limit_mask & BHLIMIT))
7986 dqb->dqb_bhardlimit = tmp_qctl.qc_dqblk.dqb_bhardlimit;
7987 if (!(limit_mask & BSLIMIT))
7988 dqb->dqb_bsoftlimit = tmp_qctl.qc_dqblk.dqb_bsoftlimit;
7989 if (!(limit_mask & IHLIMIT))
7990 dqb->dqb_ihardlimit = tmp_qctl.qc_dqblk.dqb_ihardlimit;
7991 if (!(limit_mask & ISLIMIT))
7992 dqb->dqb_isoftlimit = tmp_qctl.qc_dqblk.dqb_isoftlimit;
7994 /* Keep grace times if we have got no softlimit arguments */
7995 if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) {
7996 dqb->dqb_valid |= QIF_BTIME;
7997 dqb->dqb_btime = tmp_qctl.qc_dqblk.dqb_btime;
8000 if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
8001 dqb->dqb_valid |= QIF_ITIME;
8002 dqb->dqb_itime = tmp_qctl.qc_dqblk.dqb_itime;
8006 dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
8007 dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
8009 rc = llapi_quotactl(mnt, qctl);
8013 "%s setquota: cannot quotactl '%s' '%s': %s\n",
8015 obd_uuid2str(&qctl->obd_uuid), strerror(-rc));
8018 "%s setquota: quotactl failed: %s\n",
8019 progname, strerror(-rc));
8023 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
8029 /* Converts seconds value into format string
8030 * result is returned in buf
8032 * 1. result is in descenting order: 1w2d3h4m5s
8033 * 2. zero fields are not filled (except for p. 3): 5d1s
8034 * 3. zero seconds value is presented as "0s"
8036 static char *__sec2str(time_t seconds, char *buf)
8038 const char spec[] = "smhdw";
8039 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
8044 for (i = ARRAY_SIZE(mult) - 1 ; i >= 0; i--) {
8045 c = seconds / mult[i];
8047 if (c > 0 || (i == 0 && buf == tail))
8048 tail += scnprintf(tail, 40-(tail-buf), "%lu%c", c,
8057 static void sec2str(time_t seconds, char *buf, int rc)
8064 tail = __sec2str(seconds, tail);
8066 if (rc && tail - buf < 39) {
8072 static void diff2str(time_t seconds, char *buf, time_t now)
8077 if (seconds <= now) {
8078 strcpy(buf, "none");
8081 __sec2str(seconds - now, buf);
8084 static void print_quota_title(char *name, struct if_quotactl *qctl,
8085 bool human_readable, bool show_default)
8088 printf("Disk default %s quota:\n", qtype_name(qctl->qc_type));
8089 printf("%15s %8s%8s%8s %8s%8s%8s\n",
8090 "Filesystem", "bquota", "blimit", "bgrace",
8091 "iquota", "ilimit", "igrace");
8093 printf("Disk quotas for %s %s (%cid %u):\n",
8094 qtype_name(qctl->qc_type), name,
8095 *qtype_name(qctl->qc_type), qctl->qc_id);
8096 printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
8097 "Filesystem", human_readable ? "used" : "kbytes",
8098 "quota", "limit", "grace",
8099 "files", "quota", "limit", "grace");
8103 static void kbytes2str(__u64 num, char *buf, int buflen, bool h)
8106 snprintf(buf, buflen, "%ju", (uintmax_t)num);
8109 snprintf(buf, buflen, "%5.4gP",
8110 (double)num / ((__u64)1 << 40));
8112 snprintf(buf, buflen, "%5.4gT",
8113 (double)num / (1 << 30));
8115 snprintf(buf, buflen, "%5.4gG",
8116 (double)num / (1 << 20));
8118 snprintf(buf, buflen, "%5.4gM",
8119 (double)num / (1 << 10));
8121 snprintf(buf, buflen, "%ju%s", (uintmax_t)num, "k");
8125 #ifdef HAVE_NATIVE_CLIENT
8126 /* In the current Lustre implementation, the grace time is either the time
8127 * or the timestamp to be used after some quota ID exceeds the soft limt,
8128 * 48 bits should be enough, its high 16 bits can be used as quota flags.
8130 #define LQUOTA_GRACE_BITS 48
8131 #define LQUOTA_GRACE_MASK ((1ULL << LQUOTA_GRACE_BITS) - 1)
8132 #define LQUOTA_GRACE_MAX LQUOTA_GRACE_MASK
8133 #define LQUOTA_GRACE(t) (t & LQUOTA_GRACE_MASK)
8134 #define LQUOTA_FLAG(t) (t >> LQUOTA_GRACE_BITS)
8135 #define LQUOTA_GRACE_FLAG(t, f) ((__u64)t | (__u64)f << LQUOTA_GRACE_BITS)
8138 #define STRBUF_LEN 24
8139 static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
8140 int rc, bool h, bool show_default)
8146 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA ||
8147 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ||
8148 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT ||
8149 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT_POOL) {
8150 int bover = 0, iover = 0;
8151 struct obd_dqblk *dqb = &qctl->qc_dqblk;
8152 char numbuf[3][STRBUF_LEN + 2]; /* 2 for brackets or wildcard */
8154 char strbuf[STRBUF_LEN];
8156 if (dqb->dqb_bhardlimit &&
8157 lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
8159 } else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
8160 if (dqb->dqb_btime > now)
8166 if (dqb->dqb_ihardlimit &&
8167 dqb->dqb_curinodes >= dqb->dqb_ihardlimit) {
8169 } else if (dqb->dqb_isoftlimit && dqb->dqb_itime) {
8170 if (dqb->dqb_itime > now)
8176 if (strlen(mnt) > 15)
8177 printf("%s\n%15s", mnt, "");
8179 printf("%15s", mnt);
8182 diff2str(dqb->dqb_btime, timebuf, now);
8183 else if (show_default)
8184 snprintf(timebuf, sizeof(timebuf), "%llu",
8185 (unsigned long long)dqb->dqb_btime);
8187 kbytes2str(lustre_stoqb(dqb->dqb_curspace),
8188 strbuf, sizeof(strbuf), h);
8189 if (rc == -EREMOTEIO)
8190 sprintf(numbuf[0], "%s*", strbuf);
8192 sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
8193 "%s" : "[%s]", strbuf);
8195 kbytes2str(dqb->dqb_bsoftlimit, strbuf, sizeof(strbuf), h);
8196 if (type == QC_GENERAL)
8197 sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
8198 "%s" : "[%s]", strbuf);
8200 sprintf(numbuf[1], "%s", "-");
8202 kbytes2str(dqb->dqb_bhardlimit, strbuf, sizeof(strbuf), h);
8203 sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
8204 "%s" : "[%s]", strbuf);
8207 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
8209 printf(" %7s%c %6s %7s %7s",
8210 numbuf[0], bover ? '*' : ' ', numbuf[1],
8211 numbuf[2], bover > 1 ? timebuf : "-");
8214 diff2str(dqb->dqb_itime, timebuf, now);
8215 else if (show_default)
8216 snprintf(timebuf, sizeof(timebuf), "%llu",
8217 (unsigned long long)dqb->dqb_itime);
8219 snprintf(numbuf[0], sizeof(numbuf),
8220 (dqb->dqb_valid & QIF_INODES) ? "%ju" : "[%ju]",
8221 (uintmax_t)dqb->dqb_curinodes);
8223 if (type == QC_GENERAL)
8224 sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
8226 (uintmax_t)dqb->dqb_isoftlimit);
8228 sprintf(numbuf[1], "%s", "-");
8230 sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
8231 "%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
8234 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
8235 else if (type != QC_OSTIDX)
8236 printf(" %7s%c %6s %7s %7s",
8237 numbuf[0], iover ? '*' : ' ', numbuf[1],
8238 numbuf[2], iover > 1 ? timebuf : "-");
8240 printf(" %7s %7s %7s %7s", "-", "-", "-", "-");
8242 } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO || LUSTRE_Q_GETINFOPOOL ||
8243 qctl->qc_cmd == Q_GETOINFO) {
8247 if (qctl->qc_dqinfo.dqi_bgrace == NOTIFY_GRACE_TIME)
8248 strncpy(bgtimebuf, NOTIFY_GRACE, 40);
8250 sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf, rc);
8251 if (qctl->qc_dqinfo.dqi_igrace == NOTIFY_GRACE_TIME)
8252 strncpy(igtimebuf, NOTIFY_GRACE, 40);
8254 sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf, rc);
8256 printf("Block grace time: %s; Inode grace time: %s\n",
8257 bgtimebuf, igtimebuf);
8261 static int tgt_name2index(const char *tgtname, unsigned int *idx)
8265 /* format is "lustre-OST0001" */
8266 dash = memchr(tgtname, '-', LUSTRE_MAXFSNAME + 1);
8268 fprintf(stderr, "wrong tgtname format '%s'\n", tgtname);
8273 *idx = strtoul(dash, &endp, 16);
8274 if (*idx > 0xffff) {
8275 fprintf(stderr, "wrong index %s\n", tgtname);
8282 static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
8283 bool h, __u64 *total)
8285 int rc = 0, rc1 = 0, count = 0, i = 0;
8286 char **list = NULL, *buffer = NULL;
8287 __u32 valid = qctl->qc_valid;
8289 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL && is_mdt)
8292 /* Is it correct for the case OST0000, OST0002, OST0003 -
8293 * we will ask OST0001 that is absent and won't ask OST0003? */
8294 rc = llapi_get_obd_count(mnt, &count, is_mdt);
8296 fprintf(stderr, "can not get %s count: %s\n",
8297 is_mdt ? "mdt" : "ost", strerror(-rc));
8301 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
8302 char fname[PATH_MAX];
8303 char fsname[LUSTRE_MAXFSNAME + 1];
8304 int bufsize = sizeof(struct obd_uuid) * count;
8306 rc = llapi_search_fsname(mnt, fsname);
8308 fprintf(stderr, "cannot get fsname for mountpoint %s\n",
8312 buffer = malloc(bufsize + sizeof(*list) * count);
8315 list = (char **)(buffer + bufsize);
8316 snprintf(fname, PATH_MAX, "%s.%s", fsname, qctl->qc_poolname);
8317 count = llapi_get_poolmembers(fname, list, count,
8323 for (i = 0; i < count; i++) {
8324 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
8327 if (tgt_name2index(list[i], &index))
8329 qctl->qc_idx = index;
8334 qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX;
8335 rc = llapi_quotactl(mnt, qctl);
8337 /* It is remote client case. */
8338 if (rc == -EOPNOTSUPP) {
8345 fprintf(stderr, "quotactl %s%d failed.\n",
8346 is_mdt ? "mdt" : "ost", qctl->qc_idx);
8350 print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
8351 qctl->qc_valid, 0, h, false);
8352 *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
8353 qctl->qc_dqblk.dqb_bhardlimit;
8358 qctl->qc_valid = valid;
8362 static int get_print_quota(char *mnt, char *name, struct if_quotactl *qctl,
8363 int verbose, int quiet, bool human_readable,
8366 int rc1 = 0, rc2 = 0, rc3 = 0;
8367 char *obd_type = (char *)qctl->obd_type;
8368 char *obd_uuid = (char *)qctl->obd_uuid.uuid;
8369 __u64 total_ialloc = 0, total_balloc = 0;
8370 bool use_default_for_blk = false;
8371 bool use_default_for_file = false;
8374 rc1 = llapi_quotactl(mnt, qctl);
8378 fprintf(stderr, "%s quotas are not enabled.\n",
8379 qtype_name(qctl->qc_type));
8382 fprintf(stderr, "Permission denied.\n");
8385 /* We already got error message. */
8388 fprintf(stderr, "Unexpected quotactl error: %s\n",
8393 if (!show_default && qctl->qc_id == 0) {
8394 qctl->qc_dqblk.dqb_bhardlimit = 0;
8395 qctl->qc_dqblk.dqb_bsoftlimit = 0;
8396 qctl->qc_dqblk.dqb_ihardlimit = 0;
8397 qctl->qc_dqblk.dqb_isoftlimit = 0;
8398 qctl->qc_dqblk.dqb_btime = 0;
8399 qctl->qc_dqblk.dqb_itime = 0;
8400 qctl->qc_dqblk.dqb_valid |= QIF_LIMITS | QIF_TIMES;
8403 if (qctl->qc_dqblk.dqb_valid & QIF_BTIME &&
8404 LQUOTA_FLAG(qctl->qc_dqblk.dqb_btime) & LQUOTA_FLAG_DEFAULT) {
8405 use_default_for_blk = true;
8406 qctl->qc_dqblk.dqb_btime &= LQUOTA_GRACE_MASK;
8409 if (qctl->qc_dqblk.dqb_valid & QIF_ITIME &&
8410 LQUOTA_FLAG(qctl->qc_dqblk.dqb_itime) & LQUOTA_FLAG_DEFAULT) {
8411 use_default_for_file = true;
8412 qctl->qc_dqblk.dqb_itime &= LQUOTA_GRACE_MASK;
8415 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8416 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ||
8417 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT_POOL ||
8418 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) && !quiet)
8419 print_quota_title(name, qctl, human_readable, show_default);
8421 if (rc1 && *obd_type)
8422 fprintf(stderr, "%s %s ", obd_type, obd_uuid);
8424 if (qctl->qc_valid != QC_GENERAL)
8427 inacc = (qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8428 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) &&
8429 ((qctl->qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
8430 (QIF_LIMITS|QIF_USAGE));
8432 print_quota(mnt, qctl, QC_GENERAL, rc1, human_readable, show_default);
8434 if (!show_default && verbose &&
8435 qctl->qc_valid == QC_GENERAL && qctl->qc_cmd != LUSTRE_Q_GETINFO &&
8436 qctl->qc_cmd != LUSTRE_Q_GETINFOPOOL) {
8437 char strbuf[STRBUF_LEN];
8439 rc2 = print_obd_quota(mnt, qctl, 1, human_readable,
8441 rc3 = print_obd_quota(mnt, qctl, 0, human_readable,
8443 kbytes2str(total_balloc, strbuf, sizeof(strbuf),
8445 printf("Total allocated inode limit: %ju, total allocated block limit: %s\n",
8446 (uintmax_t)total_ialloc, strbuf);
8449 if (use_default_for_blk)
8450 printf("%cid %u is using default block quota setting\n",
8451 *qtype_name(qctl->qc_type), qctl->qc_id);
8453 if (use_default_for_file)
8454 printf("%cid %u is using default file quota setting\n",
8455 *qtype_name(qctl->qc_type), qctl->qc_id);
8457 if (rc1 || rc2 || rc3 || inacc)
8458 printf("Some errors happened when getting quota info. Some devices may be not working or deactivated. The data in \"[]\" is inaccurate.\n");
8472 static int lfs_project(int argc, char **argv)
8474 int ret = 0, err = 0, c, i;
8475 struct project_handle_control phc = { 0 };
8476 enum lfs_project_ops_t op;
8479 phc.assign_projid = false;
8480 /* default action */
8481 op = LFS_PROJECT_LIST;
8483 while ((c = getopt(argc, argv, "p:cCsdkr0")) != -1) {
8486 if (op != LFS_PROJECT_LIST) {
8488 "%s: cannot specify '-c' '-C' '-s' together\n",
8493 op = LFS_PROJECT_CHECK;
8496 if (op != LFS_PROJECT_LIST) {
8498 "%s: cannot specify '-c' '-C' '-s' together\n",
8503 op = LFS_PROJECT_CLEAR;
8506 if (op != LFS_PROJECT_LIST) {
8508 "%s: cannot specify '-c' '-C' '-s' together\n",
8513 phc.set_inherit = true;
8514 op = LFS_PROJECT_SET;
8520 phc.keep_projid = true;
8523 phc.recursive = true;
8526 if (str2quotaid(&phc.projid, optarg)) {
8528 "Invalid project ID: %s\n",
8533 phc.assign_projid = true;
8537 phc.newline = false;
8540 fprintf(stderr, "%s: invalid option '%c'\n",
8546 if (phc.assign_projid && op == LFS_PROJECT_LIST) {
8547 op = LFS_PROJECT_SET;
8548 phc.set_projid = true;
8549 } else if (phc.assign_projid && op == LFS_PROJECT_SET) {
8550 phc.set_projid = true;
8554 case LFS_PROJECT_CHECK:
8555 if (phc.keep_projid) {
8557 "%s: '-k' is useless together with '-c'\n",
8562 case LFS_PROJECT_CLEAR:
8565 "%s: '-0' is useless together with '-C'\n",
8569 if (phc.assign_projid) {
8571 "%s: '-p' is useless together with '-C'\n",
8576 case LFS_PROJECT_SET:
8579 "%s: '-0' is useless together with '-s'\n",
8583 if (phc.keep_projid) {
8585 "%s: '-k' is useless together with '-s'\n",
8593 "%s: '-0' is useless for list operations\n",
8603 fprintf(stderr, "%s: missing file or directory target(s)\n",
8608 for (i = 0; i < argc; i++) {
8610 case LFS_PROJECT_CHECK:
8611 err = lfs_project_check(argv[i], &phc);
8613 case LFS_PROJECT_LIST:
8614 err = lfs_project_list(argv[i], &phc);
8616 case LFS_PROJECT_CLEAR:
8617 err = lfs_project_clear(argv[i], &phc);
8619 case LFS_PROJECT_SET:
8620 err = lfs_project_set(argv[i], &phc);
8632 static int lfs_quota(int argc, char **argv)
8635 char *mnt, *name = NULL;
8636 struct if_quotactl *qctl;
8638 int rc = 0, rc1 = 0, verbose = 0, quiet = 0;
8639 __u32 valid = QC_GENERAL, idx = 0;
8640 bool human_readable = false;
8641 bool show_default = false;
8643 bool show_pools = false;
8644 struct option long_opts[] = {
8645 { .val = LFS_POOL_OPT, .name = "pool", .has_arg = optional_argument },
8647 char **poollist = NULL;
8651 qctl = calloc(1, sizeof(*qctl) + LOV_MAXPOOLNAME + 1);
8655 qctl->qc_cmd = LUSTRE_Q_GETQUOTA;
8656 qctl->qc_type = ALLQUOTA;
8657 obd_uuid = (char *)qctl->obd_uuid.uuid;
8659 while ((c = getopt_long(argc, argv, "gGi:I:o:pPqtuUvh",
8660 long_opts, NULL)) != -1) {
8663 show_default = true;
8668 show_default = true;
8673 show_default = true;
8677 if (qctl->qc_type != ALLQUOTA) {
8679 "%s quota: only one of -u, -g, or -p may be specified\n",
8684 qctl->qc_type = qtype;
8687 qctl->qc_cmd = LUSTRE_Q_GETINFO;
8690 valid = qctl->qc_valid = QC_UUID;
8691 snprintf(obd_uuid, sizeof(*obd_uuid), "%s", optarg);
8694 valid = qctl->qc_valid = QC_MDTIDX;
8695 idx = qctl->qc_idx = atoi(optarg);
8696 if (idx == 0 && *optarg != '0') {
8698 "%s quota: invalid MDT index '%s'\n",
8705 valid = qctl->qc_valid = QC_OSTIDX;
8706 idx = qctl->qc_idx = atoi(optarg);
8707 if (idx == 0 && *optarg != '0') {
8709 "%s quota: invalid OST index '%s'\n",
8722 human_readable = true;
8725 if ((!optarg) && (argv[optind] != NULL) &&
8726 (argv[optind][0] != '-') &&
8727 (argv[optind][0] != '/')) {
8728 optarg = argv[optind++];
8729 if (lfs_verify_poolarg(optarg)) {
8733 strncpy(qctl->qc_poolname, optarg,
8735 if (qctl->qc_cmd == LUSTRE_Q_GETINFO)
8736 qctl->qc_cmd = LUSTRE_Q_GETINFOPOOL;
8738 qctl->qc_cmd = LUSTRE_Q_GETQUOTAPOOL;
8742 /* optarg is NULL */
8744 qctl->qc_cmd = LUSTRE_Q_GETQUOTAPOOL;
8747 fprintf(stderr, "%s quota: unrecognized option '%s'\n",
8748 progname, argv[optind - 1]);
8754 /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
8755 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8756 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) &&
8757 qctl->qc_type == ALLQUOTA &&
8758 optind == argc - 1 && !show_default) {
8761 for (qtype = USRQUOTA; qtype <= GRPQUOTA; qtype++) {
8762 qctl->qc_type = qtype;
8763 qctl->qc_valid = valid;
8764 if (qtype == USRQUOTA) {
8765 qctl->qc_id = geteuid();
8766 rc = uid2name(&name, qctl->qc_id);
8768 qctl->qc_id = getegid();
8769 rc = gid2name(&name, qctl->qc_id);
8770 memset(&qctl->qc_dqblk, 0,
8771 sizeof(qctl->qc_dqblk));
8776 rc1 = get_print_quota(mnt, name, qctl, verbose, quiet,
8777 human_readable, show_default);
8782 /* lfs quota -u username /path/to/lustre/mount */
8783 } else if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8784 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
8785 /* options should be followed by u/g-name and mntpoint */
8786 if ((!show_default && optind + 2 != argc) ||
8787 (show_default && optind + 1 != argc) ||
8788 qctl->qc_type == ALLQUOTA) {
8790 "%s quota: name and mount point must be specified\n",
8796 if (!show_default) {
8797 name = argv[optind++];
8798 switch (qctl->qc_type) {
8800 rc = name2uid(&qctl->qc_id, name);
8803 rc = name2gid(&qctl->qc_id, name);
8806 rc = name2projid(&qctl->qc_id, name);
8813 qctl->qc_valid = QC_GENERAL;
8814 qctl->qc_cmd = qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ?
8815 LUSTRE_Q_GETDEFAULT_POOL :
8816 LUSTRE_Q_GETDEFAULT;
8821 if (str2quotaid(&qctl->qc_id, name)) {
8822 fprintf(stderr, "%s quota: invalid id '%s'\n",
8828 } else if (optind + 1 != argc || qctl->qc_type == ALLQUOTA) {
8829 fprintf(stderr, "%s quota: missing quota info argument(s)\n",
8840 rc = llapi_get_poolbuf(mnt, &buf, &poollist, &poolcount);
8844 for (i = 0; i < poolcount; i++) {
8845 p = memchr(poollist[i], '.', MAXNAMLEN);
8847 fprintf(stderr, "bad string format %.*s\n",
8848 MAXNAMLEN, poollist[i]);
8853 printf("Quotas for pool: %s\n", p);
8854 strncpy(qctl->qc_poolname, p, LOV_MAXPOOLNAME);
8855 rc = get_print_quota(mnt, name, qctl, verbose, quiet,
8856 human_readable, show_default);
8863 rc = get_print_quota(mnt, name, qctl, verbose, quiet,
8864 human_readable, show_default);
8870 #endif /* HAVE_SYS_QUOTA_H! */
8872 static int flushctx_ioctl(char *mp)
8876 fd = open(mp, O_RDONLY);
8878 fprintf(stderr, "flushctx: error open %s: %s\n",
8879 mp, strerror(errno));
8883 rc = ioctl(fd, LL_IOC_FLUSHCTX);
8885 fprintf(stderr, "flushctx: error ioctl %s: %s\n",
8886 mp, strerror(errno));
8892 static int lfs_flushctx(int argc, char **argv)
8894 int kdestroy = 0, reap = 0, c;
8895 char mntdir[PATH_MAX] = {'\0'};
8899 while ((c = getopt(argc, argv, "kr")) != -1) {
8909 "error: %s: option '-%c' unrecognized\n",
8916 rc = system("kdestroy > /dev/null");
8918 rc = WEXITSTATUS(rc);
8920 "error destroying tickets: %d, continuing\n",
8925 if (optind >= argc) {
8926 /* flush for all mounted lustre fs. */
8927 while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
8928 /* Check if we have a mount point */
8929 if (mntdir[0] == '\0')
8932 if (flushctx_ioctl(mntdir))
8935 mntdir[0] = '\0'; /* avoid matching in next loop */
8938 /* flush fs as specified */
8939 while (optind < argc) {
8940 if (flushctx_ioctl(argv[optind++]))
8946 rc = system("keyctl reap > /dev/null");
8948 rc = WEXITSTATUS(rc);
8949 fprintf(stderr, "error reaping keyring: %d\n", rc);
8956 static int lfs_changelog(int argc, char **argv)
8958 void *changelog_priv;
8959 struct changelog_rec *rec;
8960 long long startrec = 0, endrec = 0;
8962 struct option long_opts[] = {
8963 { .val = 'f', .name = "follow", .has_arg = no_argument },
8965 char short_opts[] = "f";
8968 while ((rc = getopt_long(argc, argv, short_opts,
8969 long_opts, NULL)) != -1) {
8976 "%s changelog: unrecognized option '%s'\n",
8977 progname, argv[optind - 1]);
8981 if (optind >= argc) {
8982 fprintf(stderr, "%s changelog: mdtname must be specified\n",
8987 mdd = argv[optind++];
8988 if (argc > optind) {
8990 startrec = strtoll(argv[optind++], NULL, 10);
8991 if (errno != 0 || startrec < 0) {
8993 "%s changelog: bad startrec\n",
8999 if (argc > optind) {
9001 endrec = strtoll(argv[optind++], NULL, 10);
9002 if (errno != 0 || endrec < 0) {
9004 "%s changelog: bad endrec\n",
9010 rc = llapi_changelog_start(&changelog_priv,
9011 CHANGELOG_FLAG_BLOCK |
9012 CHANGELOG_FLAG_JOBID |
9013 CHANGELOG_FLAG_EXTRA_FLAGS |
9014 (follow ? CHANGELOG_FLAG_FOLLOW : 0),
9017 fprintf(stderr, "%s changelog: cannot start changelog: %s\n",
9018 progname, strerror(errno = -rc));
9022 rc = llapi_changelog_set_xflags(changelog_priv,
9023 CHANGELOG_EXTRA_FLAG_UIDGID |
9024 CHANGELOG_EXTRA_FLAG_NID |
9025 CHANGELOG_EXTRA_FLAG_OMODE |
9026 CHANGELOG_EXTRA_FLAG_XATTR);
9029 "%s changelog: cannot set xflags for changelog: %s\n",
9030 progname, strerror(errno = -rc));
9034 while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
9038 if (endrec && rec->cr_index > endrec) {
9039 llapi_changelog_free(&rec);
9042 if (rec->cr_index < startrec) {
9043 llapi_changelog_free(&rec);
9047 secs = rec->cr_time >> 30;
9048 gmtime_r(&secs, &ts);
9049 printf("%ju %02d%-5s %02d:%02d:%02d.%09d %04d.%02d.%02d "
9050 "0x%x t="DFID, (uintmax_t)rec->cr_index, rec->cr_type,
9051 changelog_type2str(rec->cr_type),
9052 ts.tm_hour, ts.tm_min, ts.tm_sec,
9053 (int)(rec->cr_time & ((1 << 30) - 1)),
9054 ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
9055 rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
9057 if (rec->cr_flags & CLF_JOBID) {
9058 struct changelog_ext_jobid *jid =
9059 changelog_rec_jobid(rec);
9061 if (jid->cr_jobid[0] != '\0')
9062 printf(" j=%s", jid->cr_jobid);
9065 if (rec->cr_flags & CLF_EXTRA_FLAGS) {
9066 struct changelog_ext_extra_flags *ef =
9067 changelog_rec_extra_flags(rec);
9069 printf(" ef=0x%llx",
9070 (unsigned long long)ef->cr_extra_flags);
9072 if (ef->cr_extra_flags & CLFE_UIDGID) {
9073 struct changelog_ext_uidgid *uidgid =
9074 changelog_rec_uidgid(rec);
9076 printf(" u=%llu:%llu",
9077 (unsigned long long)uidgid->cr_uid,
9078 (unsigned long long)uidgid->cr_gid);
9080 if (ef->cr_extra_flags & CLFE_NID) {
9081 struct changelog_ext_nid *nid =
9082 changelog_rec_nid(rec);
9085 libcfs_nid2str(nid->cr_nid));
9088 if (ef->cr_extra_flags & CLFE_OPEN) {
9089 struct changelog_ext_openmode *omd =
9090 changelog_rec_openmode(rec);
9091 char mode[] = "---";
9093 /* exec mode must be exclusive */
9094 if (omd->cr_openflags & MDS_FMODE_EXEC) {
9097 if (omd->cr_openflags & MDS_FMODE_READ)
9099 if (omd->cr_openflags &
9106 if (strcmp(mode, "---") != 0)
9107 printf(" m=%s", mode);
9110 if (ef->cr_extra_flags & CLFE_XATTR) {
9111 struct changelog_ext_xattr *xattr =
9112 changelog_rec_xattr(rec);
9114 if (xattr->cr_xattr[0] != '\0')
9115 printf(" x=%s", xattr->cr_xattr);
9119 if (!fid_is_zero(&rec->cr_pfid))
9120 printf(" p="DFID, PFID(&rec->cr_pfid));
9121 if (rec->cr_namelen)
9122 printf(" %.*s", rec->cr_namelen,
9123 changelog_rec_name(rec));
9125 if (rec->cr_flags & CLF_RENAME) {
9126 struct changelog_ext_rename *rnm =
9127 changelog_rec_rename(rec);
9129 if (!fid_is_zero(&rnm->cr_sfid))
9130 printf(" s="DFID" sp="DFID" %.*s",
9131 PFID(&rnm->cr_sfid),
9132 PFID(&rnm->cr_spfid),
9133 (int)changelog_rec_snamelen(rec),
9134 changelog_rec_sname(rec));
9138 llapi_changelog_free(&rec);
9141 llapi_changelog_fini(&changelog_priv);
9144 fprintf(stderr, "%s changelog: cannot access changelog: %s\n",
9145 progname, strerror(errno = -rc));
9147 return (rc == 1 ? 0 : rc);
9150 static int lfs_changelog_clear(int argc, char **argv)
9159 endrec = strtoll(argv[3], NULL, 10);
9160 if (errno != 0 || endrec < 0) {
9162 "%s: bad endrec '%s'\n",
9167 rc = llapi_changelog_clear(argv[1], argv[2], endrec);
9170 fprintf(stderr, "%s: record out of range: %llu\n",
9172 else if (rc == -ENOENT)
9173 fprintf(stderr, "%s: no changelog user: %s\n",
9176 fprintf(stderr, "%s error: %s\n", argv[0],
9185 static void rstripc(char *str, int c)
9187 char *end = str + strlen(str);
9189 for (; str < end && end[-1] == c; --end)
9193 static int lfs_fid2path(int argc, char **argv)
9195 struct option long_opts[] = {
9196 { .val = 'c', .name = "cur", .has_arg = no_argument },
9197 { .val = 'c', .name = "current", .has_arg = no_argument },
9198 { .val = 'c', .name = "print-link", .has_arg = no_argument },
9199 { .val = 'f', .name = "print-fid", .has_arg = no_argument },
9200 { .val = 'l', .name = "link", .has_arg = required_argument },
9202 char short_opts[] = "cfl:pr:";
9203 bool print_link = false;
9204 bool print_fid = false;
9206 char mnt_dir[PATH_MAX] = "";
9208 char *path_or_fsname;
9209 long long recno = -1;
9211 char *endptr = NULL;
9216 while ((c = getopt_long(argc, argv, short_opts, long_opts, NULL)) != -1) {
9226 linkno = strtol(optarg, &endptr, 10);
9227 if (errno != 0 || *endptr != '\0' || linkno < 0) {
9229 "%s fid2path: invalid linkno '%s'\n",
9235 /* recno is something to do with changelogs
9236 * that was never implemented. We just pass it
9237 * through for the MDT to ignore.
9240 recno = strtoll(optarg, &endptr, 10);
9241 if (errno != 0 || *endptr != '\0' || recno < 0) {
9243 "%s fid2path: invalid recno '%s'\n",
9250 "%s fid2path: unrecognized option '%s'\n",
9251 progname, argv[optind - 1]);
9256 if (argc - optind < 2) {
9258 "Usage: %s fid2path FSNAME|ROOT FID...\n",
9263 path_or_fsname = argv[optind];
9265 if (*path_or_fsname == '/') {
9266 print_mnt_dir = true;
9267 rc = llapi_search_mounts(path_or_fsname, 0, mnt_dir, NULL);
9269 print_mnt_dir = false;
9270 rc = llapi_search_rootpath(mnt_dir, path_or_fsname);
9275 "%s fid2path: cannot resolve mount point for '%s': %s\n",
9276 progname, path_or_fsname, strerror(-rc));
9280 mnt_fd = open(mnt_dir, O_RDONLY | O_DIRECTORY);
9283 "%s fid2path: cannot open mount point for '%s': %s\n",
9284 progname, path_or_fsname, strerror(-rc));
9288 /* Strip trailing slashes from mnt_dir. */
9289 rstripc(mnt_dir + 1, '/');
9291 for (i = optind + 1; i < argc; i++) {
9292 const char *fid_str = argv[i];
9296 rc2 = llapi_fid_parse(fid_str, &fid, NULL);
9299 "%s fid2path: invalid FID '%s'\n",
9307 int linktmp = (linkno >= 0) ? linkno : 0;
9309 int oldtmp = linktmp;
9310 long long rectmp = recno;
9311 char path_buf[PATH_MAX];
9313 rc2 = llapi_fid2path_at(mnt_fd, &fid,
9314 path_buf, sizeof(path_buf), &rectmp, &linktmp);
9317 "%s fid2path: cannot find %s %s: %s\n",
9318 progname, path_or_fsname, fid_str,
9326 printf("%s ", fid_str);
9329 printf("%d ", linktmp);
9331 /* You may think this looks wrong or weird (and it is!)
9332 * but we are actually trying to preserve the old quirky
9333 * behaviors (enforced by our old quirky tests!) that
9334 * make lfs so much fun to work on:
9336 * lustre 0x200000007:0x1:0x0 => "/"
9337 * /mnt/lustre 0x200000007:0x1:0x0 => "/mnt/lustre//"
9339 * Note that llapi_fid2path() returns "" for the root
9343 print_mnt_dir ? mnt_dir : "",
9344 (print_mnt_dir || *path_buf == '\0') ? "/" : "",
9348 /* specified linkno */
9351 if (oldtmp == linktmp)
9363 static int lfs_path2fid(int argc, char **argv)
9365 struct option long_opts[] = {
9366 { .val = 'p', .name = "parents", .has_arg = no_argument },
9369 const char short_opts[] = "p";
9370 const char *sep = "";
9373 bool show_parents = false;
9375 while ((rc = getopt_long(argc, argv, short_opts,
9376 long_opts, NULL)) != -1) {
9379 show_parents = true;
9383 "%s path2fid: unrecognized option '%s'\n",
9384 progname, argv[optind - 1]);
9389 if (optind > argc - 1) {
9390 fprintf(stderr, "%s path2fid: FILE... must be specified\n",
9393 } else if (optind < argc - 1) {
9398 for (path = argv + optind; *path != NULL; path++) {
9401 if (!show_parents) {
9402 err = llapi_path2fid(*path, &fid);
9404 printf("%s%s"DFID"\n",
9405 *sep != '\0' ? *path : "", sep,
9408 char name[NAME_MAX + 1];
9409 unsigned int linkno = 0;
9411 while ((err = llapi_path2parent(*path, linkno, &fid,
9412 name, sizeof(name))) == 0) {
9413 if (*sep != '\0' && linkno == 0)
9414 printf("%s%s", *path, sep);
9416 printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
9421 /* err == -ENODATA is end-of-loop */
9422 if (linkno > 0 && err == -ENODATA) {
9430 "%s path2fid: cannot get %sfid for '%s': %s\n",
9431 progname, show_parents ? "parent " : "", *path,
9443 #define MAX_ERRNO 4095
9444 #define IS_ERR_VALUE(x) ((unsigned long)(x) >= (unsigned long)-MAX_ERRNO)
9446 static int lfs_rmfid_and_show_errors(const char *device, struct fid_array *fa)
9450 rc = llapi_rmfid(device, fa);
9452 fprintf(stderr, "%s rmfid: cannot remove FIDs: %s\n",
9453 progname, strerror(-rc));
9457 for (k = 0; k < fa->fa_nr; k++) {
9458 rc2 = (__s32)fa->fa_fids[k].f_ver;
9459 if (!IS_ERR_VALUE(rc2))
9465 fa->fa_fids[k].f_ver = 0;
9466 fprintf(stderr, "%s rmfid: cannot remove "DFID": %s\n",
9467 progname, PFID(&fa->fa_fids[k]), strerror(-rc2));
9473 static int lfs_rmfid(int argc, char **argv)
9475 char *fidstr, *device;
9476 int rc = 0, rc2, nr;
9477 struct fid_array *fa;
9479 if (optind > argc - 1) {
9480 fprintf(stderr, "%s rmfid: missing dirname\n", progname);
9484 device = argv[optind++];
9487 fa = malloc(offsetof(struct fid_array, fa_fids[nr + 1]));
9493 while (optind < argc) {
9496 fidstr = argv[optind++];
9497 while (*fidstr == '[')
9499 found = sscanf(fidstr, SFID, RFID(&fa->fa_fids[fa->fa_nr]));
9501 fprintf(stderr, "unrecognized FID: %s\n",
9506 if (fa->fa_nr == OBD_MAX_FIDS_IN_ARRAY) {
9507 /* start another batch */
9508 rc2 = lfs_rmfid_and_show_errors(device, fa);
9515 rc2 = lfs_rmfid_and_show_errors(device, fa);
9523 static int lfs_data_version(int argc, char **argv)
9525 int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
9533 fprintf(stderr, "%s: FILE must be specified\n",
9538 while ((c = getopt(argc, argv, "hnrw")) != -1) {
9541 data_version_flags = 0;
9544 data_version_flags |= LL_DV_RD_FLUSH;
9547 data_version_flags |= LL_DV_WR_FLUSH;
9551 "%s data_version: unrecognized option '%s'\n",
9552 progname, argv[optind - 1]);
9558 if (optind == argc) {
9559 fprintf(stderr, "%s data_version: FILE must be specified\n",
9564 path = argv[optind];
9565 fd = open(path, O_RDONLY);
9568 fprintf(stderr, "%s data_version: cannot open file '%s': %s\n",
9569 progname, path, strerror(-rc));
9573 rc = llapi_get_data_version(fd, &data_version, data_version_flags);
9576 "%s data_version: cannot get version for '%s': %s\n",
9577 progname, path, strerror(-rc));
9579 printf("%ju" "\n", (uintmax_t)data_version);
9585 static int lfs_hsm_state(int argc, char **argv)
9590 struct hsm_user_state hus;
9598 rc = llapi_hsm_state_get(path, &hus);
9600 fprintf(stderr, "can't get hsm state for %s: %s\n",
9601 path, strerror(errno = -rc));
9605 /* Display path name and status flags */
9606 printf("%s: (0x%08x)", path, hus.hus_states);
9608 if (hus.hus_states & HS_RELEASED)
9609 printf(" released");
9610 if (hus.hus_states & HS_EXISTS)
9612 if (hus.hus_states & HS_DIRTY)
9614 if (hus.hus_states & HS_ARCHIVED)
9615 printf(" archived");
9616 /* Display user-settable flags */
9617 if (hus.hus_states & HS_NORELEASE)
9618 printf(" never_release");
9619 if (hus.hus_states & HS_NOARCHIVE)
9620 printf(" never_archive");
9621 if (hus.hus_states & HS_LOST)
9622 printf(" lost_from_hsm");
9624 if (hus.hus_archive_id != 0)
9625 printf(", archive_id:%d", hus.hus_archive_id);
9628 } while (++i < argc);
9633 #define LFS_HSM_SET 0
9634 #define LFS_HSM_CLEAR 1
9637 * Generic function to set or clear HSM flags.
9638 * Used by hsm_set and hsm_clear.
9640 * @mode if LFS_HSM_SET, set the flags, if LFS_HSM_CLEAR, clear the flags.
9642 static int lfs_hsm_change_flags(int argc, char **argv, int mode)
9644 struct option long_opts[] = {
9645 { .val = 'A', .name = "archived", .has_arg = no_argument },
9646 { .val = 'a', .name = "noarchive", .has_arg = no_argument },
9647 { .val = 'd', .name = "dirty", .has_arg = no_argument },
9648 { .val = 'e', .name = "exists", .has_arg = no_argument },
9649 { .val = 'h', .name = "help", .has_arg = no_argument },
9650 { .val = 'i', .name = "archive-id", .has_arg = required_argument },
9651 { .val = 'l', .name = "lost", .has_arg = no_argument },
9652 { .val = 'r', .name = "norelease", .has_arg = no_argument },
9657 __u32 archive_id = 0;
9663 while ((c = getopt_long(argc, argv, "aAdehi:lr",
9664 long_opts, NULL)) != -1) {
9670 mask |= HS_NOARCHIVE;
9673 mask |= HS_ARCHIVED;
9676 mask |= HS_NORELEASE;
9686 archive_id = strtol(optarg, &end, 10);
9687 if (errno != 0 || *end != '\0' || archive_id < 0) {
9689 "%s: invalid archive_id: '%s'\n",
9695 fprintf(stderr, "%s: unrecognized option '%s'\n",
9696 progname, argv[optind - 1]);
9703 /* User should have specified a flag */
9707 while (optind < argc) {
9708 path = argv[optind];
9710 /* If mode == 0, this means we apply the mask. */
9711 if (mode == LFS_HSM_SET)
9712 rc = llapi_hsm_state_set(path, mask, 0, archive_id);
9714 rc = llapi_hsm_state_set(path, 0, mask, 0);
9717 fprintf(stderr, "Can't change hsm flags for %s: %s\n",
9718 path, strerror(errno = -rc));
9727 static int lfs_hsm_action(int argc, char **argv)
9732 struct hsm_current_action hca;
9733 struct hsm_extent he;
9734 enum hsm_user_action hua;
9735 enum hsm_progress_states hps;
9743 rc = llapi_hsm_current_action(path, &hca);
9745 fprintf(stderr, "can't get hsm action for %s: %s\n",
9746 path, strerror(errno = -rc));
9749 he = hca.hca_location;
9750 hua = hca.hca_action;
9751 hps = hca.hca_state;
9753 printf("%s: %s", path, hsm_user_action2name(hua));
9755 /* Skip file without action */
9756 if (hca.hca_action == HUA_NONE) {
9761 printf(" %s ", hsm_progress_state2name(hps));
9763 if ((hps == HPS_RUNNING) &&
9764 (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
9765 printf("(%llu bytes moved)\n",
9766 (unsigned long long)he.length);
9767 else if ((he.offset + he.length) == LUSTRE_EOF)
9768 printf("(from %llu to EOF)\n",
9769 (unsigned long long)he.offset);
9771 printf("(from %llu to %llu)\n",
9772 (unsigned long long)he.offset,
9773 (unsigned long long)(he.offset + he.length));
9775 } while (++i < argc);
9780 static int lfs_hsm_set(int argc, char **argv)
9782 return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
9785 static int lfs_hsm_clear(int argc, char **argv)
9787 return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
9791 * Check file state and return its fid, to be used by lfs_hsm_request().
9793 * \param[in] file Path to file to check
9794 * \param[in,out] fid Pointer to allocated lu_fid struct.
9795 * \param[in,out] last_dev Pointer to last device id used.
9797 * \return 0 on success.
9799 static int lfs_hsm_prepare_file(const char *file, struct lu_fid *fid,
9805 rc = lstat(file, &st);
9807 fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
9811 * Checking for regular file as archiving as posix copytool
9812 * rejects archiving files other than regular files
9814 if (!S_ISREG(st.st_mode)) {
9815 fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
9818 /* A request should be ... */
9819 if (*last_dev != st.st_dev && *last_dev != 0) {
9821 "All files should be on the same filesystem: %s\n",
9825 *last_dev = st.st_dev;
9827 rc = llapi_path2fid(file, fid);
9829 fprintf(stderr, "Cannot read FID of %s: %s\n",
9830 file, strerror(-rc));
9836 /* Fill an HSM HUR item with a given file name.
9838 * If mntpath is set, then the filename is actually a FID, and no
9839 * lookup on the filesystem will be performed.
9841 * \param[in] hur the user request to fill
9842 * \param[in] idx index of the item inside the HUR to fill
9843 * \param[in] mntpath mountpoint of Lustre
9844 * \param[in] fname filename (if mtnpath is NULL)
9845 * or FID (if mntpath is set)
9846 * \param[in] last_dev pointer to last device id used
9848 * \retval 0 on success
9849 * \retval CMD_HELP or a negative errno on error
9851 static int fill_hur_item(struct hsm_user_request *hur, unsigned int idx,
9852 const char *mntpath, const char *fname,
9855 struct hsm_user_item *hui = &hur->hur_user_item[idx];
9858 hui->hui_extent.length = -1;
9861 rc = llapi_fid_parse(fname, &hui->hui_fid, NULL);
9863 fprintf(stderr, "hsm: '%s' is not a valid FID\n",
9866 rc = lfs_hsm_prepare_file(fname, &hui->hui_fid, last_dev);
9870 hur->hur_request.hr_itemcount++;
9875 static int lfs_hsm_request(int argc, char **argv, int action)
9877 struct option long_opts[] = {
9878 { .val = 'a', .name = "archive", .has_arg = required_argument },
9879 { .val = 'D', .name = "data", .has_arg = required_argument },
9880 { .val = 'h', .name = "help", .has_arg = no_argument },
9881 { .val = 'l', .name = "filelist", .has_arg = required_argument },
9882 { .val = 'm', .name = "mntpath", .has_arg = required_argument },
9885 struct hsm_user_request *hur, *oldhur;
9890 char *filelist = NULL;
9891 char fullpath[PATH_MAX];
9892 char *opaque = NULL;
9896 int nbfile_alloc = 0;
9897 char *some_file = NULL;
9898 char *mntpath = NULL;
9904 while ((c = getopt_long(argc, argv, "a:D:hl:m:",
9905 long_opts, NULL)) != -1) {
9914 if (action != HUA_ARCHIVE &&
9915 action != HUA_REMOVE) {
9917 "error: -a is supported only when archiving or removing\n");
9920 archive_id = atoi(optarg);
9925 some_file = strdup(optarg);
9929 fprintf(stderr, "%s: unrecognized option '%s'\n",
9930 progname, argv[optind - 1]);
9937 /* All remaining args are files, so we have at least nbfile */
9938 nbfile = argc - optind;
9940 if ((nbfile == 0) && (!filelist))
9944 opaque_len = strlen(opaque);
9947 * Alloc the request structure with enough place to store all files
9948 * from command line.
9950 hur = llapi_hsm_user_request_alloc(nbfile, opaque_len);
9952 fprintf(stderr, "Cannot create the request: %s\n",
9956 nbfile_alloc = nbfile;
9958 hur->hur_request.hr_action = action;
9959 hur->hur_request.hr_archive_id = archive_id;
9960 hur->hur_request.hr_flags = 0;
9962 /* All remaining args are files, add them */
9963 if (nbfile != 0 && some_file == NULL)
9964 some_file = strdup(argv[optind]);
9966 for (i = 0; i < nbfile; i++) {
9967 rc = fill_hur_item(hur, i, mntpath, argv[optind + i],
9973 /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
9975 /* If a filelist was specified, read the filelist from it. */
9977 fp = fopen(filelist, "r");
9979 fprintf(stderr, "Cannot read the file list %s: %s\n",
9980 filelist, strerror(errno));
9985 while ((rc = getline(&line, &len, fp)) != -1) {
9987 * If allocated buffer was too small, get something
9990 if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
9993 nbfile_alloc = nbfile_alloc * 2 + 1;
9995 hur = llapi_hsm_user_request_alloc(nbfile_alloc,
9999 "hsm: cannot allocate the request: %s\n",
10006 size = hur_len(oldhur);
10009 "hsm: cannot allocate %u files + %u bytes data\n",
10010 oldhur->hur_request.hr_itemcount,
10011 oldhur->hur_request.hr_data_len);
10018 memcpy(hur, oldhur, size);
10023 if (line[strlen(line) - 1] == '\n')
10024 line[strlen(line) - 1] = '\0';
10026 rc = fill_hur_item(hur, hur->hur_request.hr_itemcount,
10027 mntpath, line, &last_dev);
10043 /* If a --data was used, add it to the request */
10044 hur->hur_request.hr_data_len = opaque_len;
10046 memcpy(hur_data(hur), opaque, opaque_len);
10048 /* Send the HSM request */
10049 if (realpath(some_file, fullpath) == NULL) {
10050 fprintf(stderr, "Could not find path '%s': %s\n",
10051 some_file, strerror(errno));
10053 rc = llapi_hsm_request(fullpath, hur);
10055 fprintf(stderr, "Cannot send HSM request (use of %s): %s\n",
10056 some_file, strerror(-rc));
10066 static int lfs_hsm_archive(int argc, char **argv)
10068 return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
10071 static int lfs_hsm_restore(int argc, char **argv)
10073 return lfs_hsm_request(argc, argv, HUA_RESTORE);
10076 static int lfs_hsm_release(int argc, char **argv)
10078 return lfs_hsm_request(argc, argv, HUA_RELEASE);
10081 static int lfs_hsm_remove(int argc, char **argv)
10083 return lfs_hsm_request(argc, argv, HUA_REMOVE);
10086 static int lfs_hsm_cancel(int argc, char **argv)
10088 return lfs_hsm_request(argc, argv, HUA_CANCEL);
10091 static int lfs_swap_layouts(int argc, char **argv)
10096 return llapi_swap_layouts(argv[1], argv[2], 0, 0,
10097 SWAP_LAYOUTS_KEEP_MTIME |
10098 SWAP_LAYOUTS_KEEP_ATIME);
10101 static const char *const ladvise_names[] = LU_LADVISE_NAMES;
10103 static const char *const lock_mode_names[] = LOCK_MODE_NAMES;
10105 int lfs_get_mode(const char *string)
10107 enum lock_mode_user mode;
10109 for (mode = 0; mode < ARRAY_SIZE(lock_mode_names); mode++) {
10110 if (lock_mode_names[mode] == NULL)
10112 if (strcasecmp(string, lock_mode_names[mode]) == 0)
10119 static enum lu_ladvise_type lfs_get_ladvice(const char *string)
10121 enum lu_ladvise_type advice;
10124 advice < ARRAY_SIZE(ladvise_names); advice++) {
10125 if (ladvise_names[advice] == NULL)
10127 if (strcmp(string, ladvise_names[advice]) == 0)
10131 return LU_LADVISE_INVALID;
10134 static int lfs_ladvise(int argc, char **argv)
10136 struct option long_opts[] = {
10137 { .val = 'a', .name = "advice", .has_arg = required_argument },
10138 { .val = 'b', .name = "background", .has_arg = no_argument },
10139 { .val = 'e', .name = "end", .has_arg = required_argument },
10140 { .val = 'h', .name = "help", .has_arg = no_argument },
10141 { .val = 'l', .name = "length", .has_arg = required_argument },
10142 { .val = 'm', .name = "mode", .has_arg = required_argument },
10143 { .val = 's', .name = "start", .has_arg = required_argument },
10144 { .val = 'u', .name = "unset", .has_arg = no_argument },
10145 { .name = NULL } };
10146 struct llapi_lu_ladvise advice;
10147 enum lu_ladvise_type advice_type = LU_LADVISE_INVALID;
10148 unsigned long long start = 0;
10149 unsigned long long end = LUSTRE_EOF;
10150 unsigned long long length = 0;
10151 unsigned long long size_units;
10152 unsigned long long flags = 0;
10158 while ((c = getopt_long(argc, argv, "a:be:hl:m:s:u",
10159 long_opts, NULL)) != -1) {
10162 advice_type = lfs_get_ladvice(optarg);
10163 if (advice_type == LU_LADVISE_INVALID) {
10165 "%s: invalid advice type '%s'\n",
10167 fprintf(stderr, "Valid types:");
10169 for (advice_type = 0;
10170 advice_type < ARRAY_SIZE(ladvise_names);
10172 if (ladvise_names[advice_type] == NULL)
10174 fprintf(stderr, " %s",
10175 ladvise_names[advice_type]);
10177 fprintf(stderr, "\n");
10190 rc = llapi_parse_size(optarg, &end,
10193 fprintf(stderr, "%s: bad end offset '%s'\n",
10200 rc = llapi_parse_size(optarg, &start,
10204 "%s: bad start offset '%s'\n",
10211 rc = llapi_parse_size(optarg, &length,
10214 fprintf(stderr, "%s: bad length '%s'\n",
10220 mode = lfs_get_mode(optarg);
10223 "%s: bad mode '%s', valid modes are READ or WRITE\n",
10229 fprintf(stderr, "%s: unrecognized option '%s'\n",
10230 progname, argv[optind - 1]);
10237 if (advice_type == LU_LADVISE_INVALID) {
10238 fprintf(stderr, "%s: please give an advice type\n", argv[0]);
10239 fprintf(stderr, "Valid types:");
10240 for (advice_type = 0; advice_type < ARRAY_SIZE(ladvise_names);
10242 if (ladvise_names[advice_type] == NULL)
10244 fprintf(stderr, " %s", ladvise_names[advice_type]);
10246 fprintf(stderr, "\n");
10250 if (advice_type == LU_LADVISE_LOCKNOEXPAND) {
10252 "%s: Lock no expand advice is a per file descriptor advice, so when called from lfs, it does nothing.\n",
10257 if (argc <= optind) {
10258 fprintf(stderr, "%s: please give one or more file names\n",
10263 if (end != LUSTRE_EOF && length != 0 && end != start + length) {
10264 fprintf(stderr, "%s: conflicting arguments of -l and -e\n",
10269 if (end == LUSTRE_EOF && length != 0)
10270 end = start + length;
10272 if (end <= start) {
10273 fprintf(stderr, "%s: range [%llu, %llu] is invalid\n",
10274 argv[0], start, end);
10278 if (advice_type != LU_LADVISE_LOCKAHEAD && mode != 0) {
10279 fprintf(stderr, "%s: mode is only valid with lockahead\n",
10284 if (advice_type == LU_LADVISE_LOCKAHEAD && mode == 0) {
10285 fprintf(stderr, "%s: mode is required with lockahead\n",
10290 while (optind < argc) {
10293 path = argv[optind++];
10295 fd = open(path, O_RDONLY);
10297 fprintf(stderr, "%s: cannot open file '%s': %s\n",
10298 argv[0], path, strerror(errno));
10303 advice.lla_start = start;
10304 advice.lla_end = end;
10305 advice.lla_advice = advice_type;
10306 advice.lla_value1 = 0;
10307 advice.lla_value2 = 0;
10308 advice.lla_value3 = 0;
10309 advice.lla_value4 = 0;
10310 if (advice_type == LU_LADVISE_LOCKAHEAD) {
10311 advice.lla_lockahead_mode = mode;
10312 advice.lla_peradvice_flags = flags;
10315 rc2 = llapi_ladvise(fd, flags, 1, &advice);
10319 "%s: cannot give advice '%s' to file '%s': %s\n",
10320 argv[0], ladvise_names[advice_type],
10321 path, strerror(errno));
10327 if (rc == 0 && rc2 < 0)
10333 static const char *const heat_names[] = LU_HEAT_NAMES;
10335 static int lfs_heat_get(int argc, char **argv)
10337 struct lu_heat *heat;
10346 heat = calloc(sizeof(*heat) + sizeof(__u64) * OBD_HEAT_COUNT, 1);
10348 fprintf(stderr, "%s: memory allocation failed\n", argv[0]);
10353 while (optind < argc) {
10354 path = argv[optind++];
10356 fd = open(path, O_RDONLY);
10358 fprintf(stderr, "%s: cannot open file '%s': %s\n",
10359 argv[0], path, strerror(errno));
10364 heat->lh_count = OBD_HEAT_COUNT;
10365 rc2 = llapi_heat_get(fd, heat);
10369 "%s: cannot get heat of file '%s': %s\n",
10370 argv[0], path, strerror(errno));
10374 printf("flags: %x\n", heat->lh_flags);
10375 for (i = 0; i < heat->lh_count; i++)
10376 printf("%s: %llu\n", heat_names[i],
10377 (unsigned long long)heat->lh_heat[i]);
10379 if (rc == 0 && rc2 < 0)
10387 static int lfs_heat_set(int argc, char **argv)
10389 struct option long_opts[] = {
10390 { .val = 'c', .name = "clear", .has_arg = no_argument },
10391 { .val = 'h', .name = "help", .has_arg = no_argument },
10392 { .val = 'o', .name = "off", .has_arg = no_argument },
10393 { .val = 'O', .name = "on", .has_arg = no_argument },
10394 { .name = NULL } };
10395 enum lu_heat_flag flags = 0;
10405 while ((c = getopt_long(argc, argv, "choO", long_opts, NULL)) != -1) {
10408 flags |= LU_HEAT_FLAG_CLEAR;
10411 flags |= LU_HEAT_FLAG_CLEAR;
10412 flags |= LU_HEAT_FLAG_OFF;
10415 flags &= ~LU_HEAT_FLAG_OFF;
10418 fprintf(stderr, "%s: unrecognized option '%s'\n",
10419 progname, argv[optind - 1]);
10426 if (argc <= optind) {
10427 fprintf(stderr, "%s: please give one or more file names\n",
10432 while (optind < argc) {
10433 path = argv[optind++];
10435 fd = open(path, O_RDONLY);
10437 fprintf(stderr, "%s: cannot open file '%s': %s\n",
10438 argv[0], path, strerror(errno));
10443 rc2 = llapi_heat_set(fd, flags);
10447 "%s: cannot setflags heat of file '%s': %s\n",
10448 argv[0], path, strerror(errno));
10452 if (rc == 0 && rc2 < 0)
10459 * The input string contains a comma delimited list of component ids and
10460 * ranges, for example "1,2-4,7".
10462 static int parse_mirror_ids(__u16 *ids, int size, char *arg)
10464 bool end_of_loop = false;
10472 while (!end_of_loop) {
10476 char *endptr = NULL;
10479 ptr = strchrnul(arg, ',');
10480 end_of_loop = *ptr == '\0';
10483 start_index = strtol(arg, &endptr, 0);
10484 if (endptr == arg) /* no data at all */
10486 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
10488 if (start_index < 0)
10491 end_index = start_index;
10492 if (*endptr == '-') {
10493 end_index = strtol(endptr + 1, &endptr, 0);
10494 if (*endptr != '\0')
10496 if (end_index < start_index)
10500 for (i = start_index; i <= end_index && size > 0; i++) {
10503 /* remove duplicate */
10504 for (j = 0; j < nr; j++) {
10508 if (j == nr) { /* no duplicate */
10514 if (size == 0 && i < end_index)
10521 if (!end_of_loop && ptr)
10524 return rc < 0 ? rc : nr;
10528 * struct verify_mirror_id - Mirror id to be verified.
10529 * @mirror_id: A specified mirror id.
10530 * @is_valid_id: @mirror_id is valid or not in the mirrored file.
10532 struct verify_mirror_id {
10538 * compare_mirror_ids() - Compare mirror ids.
10539 * @layout: Mirror component list.
10540 * @cbdata: Callback data in verify_mirror_id structure.
10542 * This is a callback function called by llapi_layout_comp_iterate()
10543 * to compare the specified mirror id with the one in the current
10544 * component of @layout. If they are the same, then the specified
10545 * mirror id is valid.
10547 * Return: a negative error code on failure or
10548 * LLAPI_LAYOUT_ITER_CONT: Proceed iteration
10549 * LLAPI_LAYOUT_ITER_STOP: Stop iteration
10552 int compare_mirror_ids(struct llapi_layout *layout, void *cbdata)
10554 struct verify_mirror_id *mirror_id_cbdata =
10555 (struct verify_mirror_id *)cbdata;
10556 uint32_t mirror_id;
10559 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
10563 "%s: llapi_layout_mirror_id_get failed: %s.\n",
10564 progname, strerror(errno));
10568 if (mirror_id_cbdata->mirror_id == mirror_id) {
10569 mirror_id_cbdata->is_valid_id = true;
10570 return LLAPI_LAYOUT_ITER_STOP;
10573 return LLAPI_LAYOUT_ITER_CONT;
10577 * verify_mirror_ids() - Verify specified mirror ids.
10578 * @fname: Mirrored file name.
10579 * @mirror_ids: Specified mirror ids to be verified.
10580 * @ids_nr: Number of specified mirror ids.
10582 * This function verifies that specified @mirror_ids are valid
10583 * in the mirrored file @fname.
10585 * Return: 0 on success or a negative error code on failure.
10588 int verify_mirror_ids(const char *fname, __u16 *mirror_ids, int ids_nr)
10590 struct llapi_layout *layout = NULL;
10591 struct verify_mirror_id mirror_id_cbdata = { 0 };
10593 uint32_t flr_state;
10602 if (stat(fname, &stbuf) < 0) {
10603 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
10604 progname, fname, strerror(errno));
10609 if (!S_ISREG(stbuf.st_mode)) {
10610 fprintf(stderr, "%s: '%s' is not a regular file.\n",
10616 fd = open(fname, O_DIRECT | O_RDONLY);
10618 fprintf(stderr, "%s: cannot open '%s': %s.\n",
10619 progname, fname, strerror(errno));
10624 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
10626 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
10627 progname, fname, strerror(errno));
10631 layout = llapi_layout_get_by_fd(fd, 0);
10633 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
10634 progname, fname, strerror(errno));
10636 llapi_lease_release(fd);
10640 rc = llapi_layout_flags_get(layout, &flr_state);
10642 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
10643 progname, fname, strerror(errno));
10648 flr_state &= LCM_FL_FLR_MASK;
10649 switch (flr_state) {
10652 fprintf(stderr, "%s: '%s' file state error: %s.\n",
10653 progname, fname, llapi_layout_flags_string(flr_state));
10660 for (i = 0; i < ids_nr; i++) {
10661 mirror_id_cbdata.mirror_id = mirror_ids[i];
10662 mirror_id_cbdata.is_valid_id = false;
10664 rc = llapi_layout_comp_iterate(layout, compare_mirror_ids,
10665 &mirror_id_cbdata);
10669 "%s: '%s' failed to verify mirror id: %u.\n",
10670 progname, fname, mirror_ids[i]);
10674 if (!mirror_id_cbdata.is_valid_id) {
10677 "%s: '%s' invalid specified mirror id: %u.\n",
10678 progname, fname, mirror_ids[i]);
10684 llapi_layout_free(layout);
10685 llapi_lease_release(fd);
10693 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
10694 __u16 *mirror_ids, int ids_nr)
10696 struct llapi_resync_comp comp_array[1024] = { { 0 } };
10697 struct llapi_layout *layout;
10699 uint32_t flr_state;
10708 if (stat(fname, &stbuf) < 0) {
10709 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
10710 progname, fname, strerror(errno));
10714 if (!S_ISREG(stbuf.st_mode)) {
10715 fprintf(stderr, "%s: '%s' is not a regular file.\n",
10721 fd = open(fname, O_DIRECT | O_RDWR);
10723 fprintf(stderr, "%s: cannot open '%s': %s.\n",
10724 progname, fname, strerror(errno));
10729 layout = llapi_layout_get_by_fd(fd, 0);
10731 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
10732 progname, fname, strerror(errno));
10737 rc = llapi_layout_flags_get(layout, &flr_state);
10739 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
10740 progname, fname, strerror(errno));
10745 flr_state &= LCM_FL_FLR_MASK;
10746 if (flr_state == LCM_FL_NONE) {
10748 fprintf(stderr, "%s: '%s' is not a FLR file.\n",
10753 /* get stale component info */
10754 comp_size = llapi_mirror_find_stale(layout, comp_array,
10755 ARRAY_SIZE(comp_array),
10756 mirror_ids, ids_nr);
10757 if (comp_size <= 0) {
10762 ioc->lil_mode = LL_LEASE_WRLCK;
10763 ioc->lil_flags = LL_LEASE_RESYNC;
10764 rc = llapi_lease_set(fd, ioc);
10766 if (rc == -EALREADY)
10770 "%s: '%s' llapi_lease_get_ext resync failed: %s.\n",
10771 progname, fname, strerror(-rc));
10775 /* get the read range [start, end) */
10776 start = comp_array[0].lrc_start;
10777 end = comp_array[0].lrc_end;
10778 for (idx = 1; idx < comp_size; idx++) {
10779 if (comp_array[idx].lrc_start < start)
10780 start = comp_array[idx].lrc_start;
10781 if (end < comp_array[idx].lrc_end)
10782 end = comp_array[idx].lrc_end;
10785 rc = llapi_lease_check(fd);
10786 if (rc != LL_LEASE_WRLCK) {
10787 fprintf(stderr, "%s: '%s' lost lease lock.\n",
10792 rc = llapi_mirror_resync_many(fd, layout, comp_array, comp_size,
10795 fprintf(stderr, "%s: '%s' llapi_mirror_resync_many: %s.\n",
10796 progname, fname, strerror(-rc));
10798 rc = migrate_set_timestamps(fd, &stbuf);
10800 fprintf(stderr, "%s: '%s' cannot set timestamps: %s\n",
10801 progname, fname, strerror(-rc));
10805 /* need to do the lease unlock even resync fails */
10806 ioc->lil_mode = LL_LEASE_UNLCK;
10807 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
10808 ioc->lil_count = 0;
10809 for (idx = 0; idx < comp_size; idx++) {
10810 if (comp_array[idx].lrc_synced) {
10811 ioc->lil_ids[ioc->lil_count] = comp_array[idx].lrc_id;
10816 rc2 = llapi_lease_set(fd, ioc);
10818 * llapi_lease_set returns lease mode when it request to unlock
10822 /* rc2 == 0 means lost lease lock */
10823 if (rc2 == 0 && rc == 0)
10827 fprintf(stderr, "%s: resync file '%s' failed: %s.\n",
10829 rc2 == 0 ? "lost lease lock" : strerror(-rc2));
10831 llapi_lease_release(fd);
10836 llapi_layout_free(layout);
10843 static inline int lfs_mirror_resync(int argc, char **argv)
10845 struct option long_opts[] = {
10846 { .val = 'h', .name = "help", .has_arg = no_argument },
10847 { .val = 'o', .name = "only", .has_arg = required_argument },
10848 { .name = NULL } };
10849 struct ll_ioc_lease *ioc = NULL;
10850 __u16 mirror_ids[128] = { 0 };
10855 while ((c = getopt_long(argc, argv, "ho:", long_opts, NULL)) >= 0) {
10858 rc = parse_mirror_ids(mirror_ids,
10859 sizeof(mirror_ids) / sizeof(__u16),
10863 "%s: bad mirror ids '%s'.\n",
10870 fprintf(stderr, "%s: unrecognized option '%s'\n",
10871 progname, argv[optind - 1]);
10879 if (argc == optind) {
10880 fprintf(stderr, "%s: no file name given.\n", argv[0]);
10885 if (ids_nr > 0 && argc > optind + 1) {
10887 "%s: option '--only' cannot be used upon multiple files.\n",
10894 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
10899 /* set the lease on the file */
10900 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
10902 fprintf(stderr, "%s: cannot alloc id array for ioc: %s.\n",
10903 argv[0], strerror(errno));
10908 for (; optind < argc; optind++) {
10909 rc = lfs_mirror_resync_file(argv[optind], ioc,
10910 mirror_ids, ids_nr);
10911 /* ignore previous file's error, continue with next file */
10914 memset(ioc, 0, sizeof(*ioc) + sizeof(__u32) * 4096);
10922 static inline int verify_mirror_id_by_fd(int fd, __u16 mirror_id)
10924 struct llapi_layout *layout;
10927 layout = llapi_layout_get_by_fd(fd, 0);
10929 fprintf(stderr, "could not get layout.\n");
10933 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &mirror_id);
10935 fprintf(stderr, "failed to iterate layout\n");
10936 llapi_layout_free(layout);
10939 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
10940 fprintf(stderr, "does not find mirror with ID %u\n", mirror_id);
10941 llapi_layout_free(layout);
10945 llapi_layout_free(layout);
10951 * Check whether two files are the same file
10952 * \retval 0 same file
10953 * \retval 1 not the same file
10954 * \retval <0 error code
10956 static inline int check_same_file(int fd, const char *f2)
10958 struct stat stbuf1;
10959 struct stat stbuf2;
10961 if (fstat(fd, &stbuf1) < 0)
10964 if (stat(f2, &stbuf2) < 0)
10967 if (stbuf1.st_rdev == stbuf2.st_rdev &&
10968 stbuf1.st_ino == stbuf2.st_ino)
10974 static inline int lfs_mirror_read(int argc, char **argv)
10977 __u16 mirror_id = 0;
10978 const char *outfile = NULL;
10984 const size_t buflen = 4 << 20;
10986 struct option long_opts[] = {
10987 { .val = 'h', .name = "help", .has_arg = no_argument },
10988 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
10989 { .val = 'o', .name = "outfile", .has_arg = required_argument },
10990 { .name = NULL } };
10992 while ((c = getopt_long(argc, argv, "hN:o:", long_opts, NULL)) >= 0) {
10997 unsigned long int id;
11000 id = strtoul(optarg, &end, 0);
11001 if (errno != 0 || *end != '\0' || id == 0 ||
11004 "%s %s: invalid mirror ID '%s'\n",
11005 progname, argv[0], optarg);
11009 mirror_id = (__u16)id;
11016 fprintf(stderr, "%s: unrecognized option '%s'\n",
11017 progname, argv[optind - 1]);
11024 if (argc == optind) {
11025 fprintf(stderr, "%s %s: no mirrored file provided\n",
11026 progname, argv[0]);
11028 } else if (argc > optind + 1) {
11029 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
11033 if (mirror_id == 0) {
11034 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
11035 progname, argv[0]);
11039 /* open mirror file */
11040 fname = argv[optind];
11041 fd = open(fname, O_DIRECT | O_RDONLY);
11043 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
11044 progname, argv[0], fname, strerror(errno));
11048 /* verify mirror id */
11049 rc = verify_mirror_id_by_fd(fd, mirror_id);
11052 "%s %s: cannot find mirror with ID %u in '%s'\n",
11053 progname, argv[0], mirror_id, fname);
11057 /* open output file - O_EXCL ensures output is not the same as input */
11059 outfd = open(outfile, O_EXCL | O_WRONLY | O_CREAT, 0644);
11061 fprintf(stderr, "%s %s: cannot create file '%s': %s\n",
11062 progname, argv[0], outfile, strerror(errno));
11067 outfd = STDOUT_FILENO;
11070 /* allocate buffer */
11071 rc = posix_memalign(&buf, sysconf(_SC_PAGESIZE), buflen);
11073 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
11074 progname, argv[0], rc);
11080 ssize_t bytes_read;
11081 ssize_t written = 0;
11083 bytes_read = llapi_mirror_read(fd, mirror_id, buf, buflen, pos);
11084 if (bytes_read < 0) {
11087 "%s %s: fail to read data from mirror %u: %s\n",
11088 progname, argv[0], mirror_id, strerror(-rc));
11093 if (bytes_read == 0)
11096 while (written < bytes_read) {
11099 written2 = write(outfd, buf + written,
11100 bytes_read - written);
11101 if (written2 < 0) {
11103 "%s %s: fail to write %s: %s\n",
11104 progname, argv[0], outfile ? : "STDOUT",
11109 written += written2;
11112 if (written != bytes_read) {
11114 "%s %s: written %ld bytes does not match with %ld read.\n",
11115 progname, argv[0], written, bytes_read);
11137 static inline int lfs_mirror_write(int argc, char **argv)
11140 __u16 mirror_id = 0;
11141 const char *inputfile = NULL;
11147 const size_t buflen = 4 << 20;
11149 size_t page_size = sysconf(_SC_PAGESIZE);
11150 struct ll_ioc_lease_id ioc;
11151 struct option long_opts[] = {
11152 { .val = 'h', .name = "help", .has_arg = no_argument },
11153 { .val = 'i', .name = "inputfile", .has_arg = required_argument },
11154 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
11155 { .name = NULL } };
11157 while ((c = getopt_long(argc, argv, "hi:N:", long_opts, NULL)) >= 0) {
11162 unsigned long int id;
11165 id = strtoul(optarg, &end, 0);
11166 if (errno != 0 || *end != '\0' || id == 0 ||
11169 "%s %s: invalid mirror ID '%s'\n",
11170 progname, argv[0], optarg);
11174 mirror_id = (__u16)id;
11178 inputfile = optarg;
11181 fprintf(stderr, "%s: unrecognized option '%s'\n",
11182 progname, argv[optind - 1]);
11189 if (argc == optind) {
11190 fprintf(stderr, "%s %s: no mirrored file provided\n",
11191 progname, argv[0]);
11193 } else if (argc > optind + 1) {
11194 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
11198 if (mirror_id == 0) {
11199 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
11200 progname, argv[0]);
11204 /* open mirror file */
11205 fname = argv[optind];
11206 fd = open(fname, O_DIRECT | O_WRONLY);
11208 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
11209 progname, argv[0], fname, strerror(errno));
11213 /* verify mirror id */
11214 rc = verify_mirror_id_by_fd(fd, mirror_id);
11217 "%s %s: cannot find mirror with ID %u in '%s'\n",
11218 progname, argv[0], mirror_id, fname);
11222 /* open input file */
11224 rc = check_same_file(fd, inputfile);
11227 "%s %s: input file cannot be the mirrored file\n",
11228 progname, argv[0]);
11234 inputfd = open(inputfile, O_RDONLY, 0644);
11236 fprintf(stderr, "%s %s: cannot open file '%s': %s\n",
11237 progname, argv[0], inputfile, strerror(errno));
11242 inputfd = STDIN_FILENO;
11245 /* allocate buffer */
11246 rc = posix_memalign(&buf, page_size, buflen);
11248 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
11249 progname, argv[0], rc);
11250 goto close_inputfd;
11253 /* prepare target mirror components instantiation */
11254 ioc.lil_mode = LL_LEASE_WRLCK;
11255 ioc.lil_flags = LL_LEASE_RESYNC;
11256 ioc.lil_mirror_id = mirror_id;
11257 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
11260 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
11261 progname, argv[0], fname, strerror(errno));
11267 ssize_t bytes_read;
11271 rc = llapi_lease_check(fd);
11272 if (rc != LL_LEASE_WRLCK) {
11273 fprintf(stderr, "%s %s: '%s' lost lease lock\n",
11274 progname, argv[0], fname);
11278 bytes_read = read(inputfd, buf, buflen);
11279 if (bytes_read < 0) {
11282 "%s %s: fail to read data from '%s': %s\n",
11283 progname, argv[0], inputfile ? : "STDIN",
11290 if (bytes_read == 0)
11293 /* round up to page align to make direct IO happy. */
11294 to_write = (bytes_read + page_size - 1) & ~(page_size - 1);
11296 written = llapi_mirror_write(fd, mirror_id, buf, to_write,
11301 "%s %s: fail to write to mirror %u: %s\n",
11302 progname, argv[0], mirror_id,
11310 if (pos & (page_size - 1)) {
11311 rc = llapi_mirror_truncate(fd, mirror_id, pos);
11316 ioc.lil_mode = LL_LEASE_UNLCK;
11317 ioc.lil_flags = LL_LEASE_RESYNC_DONE;
11319 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
11324 "%s %s: release lease lock of '%s' failed: %s\n",
11325 progname, argv[0], fname, strerror(errno));
11342 static inline int get_other_mirror_ids(int fd, __u16 *ids, __u16 exclude_id)
11344 struct llapi_layout *layout;
11345 struct collect_ids_data cid = { .cid_ids = ids,
11347 .cid_exclude = exclude_id, };
11350 layout = llapi_layout_get_by_fd(fd, 0);
11352 fprintf(stderr, "could not get layout\n");
11356 rc = llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
11358 fprintf(stderr, "failed to iterate layout\n");
11359 llapi_layout_free(layout);
11363 llapi_layout_free(layout);
11365 return cid.cid_count;
11368 #ifndef MIRROR_ID_NEG
11369 #define MIRROR_ID_NEG 0x8000
11372 static inline int lfs_mirror_copy(int argc, char **argv)
11375 __u16 read_mirror_id = 0;
11376 __u16 ids[128] = { 0 };
11378 struct llapi_layout *layout = NULL;
11379 struct llapi_resync_comp comp_array[1024] = { { 0 } };
11386 struct ll_ioc_lease *ioc = NULL;
11387 struct ll_ioc_lease_id *resync_ioc;
11388 struct option long_opts[] = {
11389 { .val = 'h', .name = "help", .has_arg = no_argument },
11390 { .val = 'i', .name = "read-mirror", .has_arg = required_argument },
11391 { .val = 'o', .name = "write-mirror", .has_arg = required_argument },
11392 { .name = NULL } };
11393 char cmd[PATH_MAX];
11395 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
11397 while ((c = getopt_long(argc, argv, "hi:o:", long_opts, NULL)) >= 0) {
11402 unsigned long int id;
11405 id = strtoul(optarg, &end, 0);
11406 if (errno != 0 || *end != '\0' || id == 0 ||
11409 "%s: invalid read mirror ID '%s'\n",
11414 read_mirror_id = (__u16)id;
11418 if (!strcmp(optarg, "-1")) {
11419 /* specify all other mirrors */
11420 ids[0] = (__u16)-1;
11423 count = parse_mirror_ids((__u16 *)ids,
11431 fprintf(stderr, "%s: unrecognized option '%s'\n",
11432 progname, argv[optind - 1]);
11439 if (argc == optind) {
11440 fprintf(stderr, "%s %s: no mirrored file provided\n",
11441 progname, argv[0]);
11443 } else if (argc > optind + 1) {
11444 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
11448 if (read_mirror_id == 0) {
11450 "%s %s: no valid read mirror ID %d is provided\n",
11451 progname, argv[0], read_mirror_id);
11457 "%s %s: no write mirror ID is provided\n",
11458 progname, argv[0]);
11462 for (i = 0; i < count; i++) {
11463 if (read_mirror_id == ids[i]) {
11465 "%s %s: read and write mirror ID cannot be the same\n",
11466 progname, argv[0]);
11471 /* open mirror file */
11472 fname = argv[optind];
11474 fd = open(fname, O_DIRECT | O_RDWR);
11476 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
11477 progname, argv[0], fname, strerror(errno));
11481 /* write to all other mirrors */
11482 if (ids[0] == (__u16)-1) {
11483 count = get_other_mirror_ids(fd, ids, read_mirror_id);
11487 "%s %s: failed to get other mirror ids in '%s': %d\n",
11488 progname, argv[0], fname, rc);
11493 /* verify mirror id */
11494 rc = verify_mirror_id_by_fd(fd, read_mirror_id);
11497 "%s %s: cannot find mirror with ID %u in '%s'\n",
11498 progname, argv[0], read_mirror_id, fname);
11502 for (i = 0; i < count; i++) {
11503 rc = verify_mirror_id_by_fd(fd, ids[i]);
11506 "%s %s: cannot find mirror with ID %u in '%s'\n",
11507 progname, argv[0], ids[i], fname);
11512 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
11515 "%s %s: cannot alloc comp id array for ioc: %s\n",
11516 progname, argv[0], strerror(errno));
11521 /* get stale component info */
11522 layout = llapi_layout_get_by_fd(fd, 0);
11524 fprintf(stderr, "%s %s: failed to get layout of '%s': %s\n",
11525 progname, argv[0], fname, strerror(errno));
11529 comp_size = llapi_mirror_find_stale(layout, comp_array,
11530 ARRAY_SIZE(comp_array),
11532 llapi_layout_free(layout);
11533 if (comp_size < 0) {
11538 /* prepare target mirror components instantiation */
11539 resync_ioc = (struct ll_ioc_lease_id *)ioc;
11540 resync_ioc->lil_mode = LL_LEASE_WRLCK;
11541 resync_ioc->lil_flags = LL_LEASE_RESYNC;
11543 resync_ioc->lil_mirror_id = ids[0];
11545 resync_ioc->lil_mirror_id = read_mirror_id | MIRROR_ID_NEG;
11546 rc = llapi_lease_set(fd, ioc);
11549 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
11550 progname, argv[0], fname, strerror(errno));
11554 copied = llapi_mirror_copy_many(fd, read_mirror_id, ids, count);
11557 fprintf(stderr, "%s %s: copy error: %d\n",
11558 progname, argv[0], rc);
11562 fprintf(stdout, "mirror copied successfully: ");
11563 for (i = 0; i < copied; i++)
11564 fprintf(stdout, "%d ", ids[i]);
11565 fprintf(stdout, "\n");
11567 ioc->lil_mode = LL_LEASE_UNLCK;
11568 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
11569 ioc->lil_count = 0;
11570 for (i = 0; i < comp_size; i++) {
11573 for (j = 0; j < copied; j++) {
11574 if (comp_array[i].lrc_mirror_id != ids[j])
11577 ioc->lil_ids[ioc->lil_count] = comp_array[i].lrc_id;
11581 rc = llapi_lease_set(fd, ioc);
11586 "%s %s: release lease lock of '%s' failed: %s\n",
11587 progname, argv[0], fname, strerror(errno));
11602 * struct verify_chunk - Mirror chunk to be verified.
11603 * @chunk: [start, end) of the chunk.
11604 * @mirror_count: Number of mirror ids in @mirror_id array.
11605 * @mirror_id: Array of valid mirror ids that cover the chunk.
11607 struct verify_chunk {
11608 struct lu_extent chunk;
11609 unsigned int mirror_count;
11610 __u16 mirror_id[LUSTRE_MIRROR_COUNT_MAX];
11614 * print_chunks() - Print chunk information.
11615 * @fname: Mirrored file name.
11616 * @chunks: Array of chunks.
11617 * @chunk_count: Number of chunks in @chunks array.
11619 * This function prints [start, end) of each chunk in @chunks
11620 * for mirrored file @fname, and also prints the valid mirror ids
11621 * that cover the chunk.
11626 void print_chunks(const char *fname, struct verify_chunk *chunks,
11632 fprintf(stdout, "Chunks to be verified in %s:\n", fname);
11633 for (i = 0; i < chunk_count; i++) {
11634 fprintf(stdout, DEXT, PEXT(&chunks[i].chunk));
11636 if (chunks[i].mirror_count == 0)
11637 fprintf(stdout, "\t[");
11639 fprintf(stdout, "\t[%u", chunks[i].mirror_id[0]);
11640 for (j = 1; j < chunks[i].mirror_count; j++)
11641 fprintf(stdout, ", %u", chunks[i].mirror_id[j]);
11643 fprintf(stdout, "]\t%u\n", chunks[i].mirror_count);
11645 fprintf(stdout, "\n");
11649 * print_checksums() - Print CRC-32 checksum values.
11650 * @chunk: A chunk and its corresponding valid mirror ids.
11651 * @crc: CRC-32 checksum values on the chunk for each valid mirror.
11653 * This function prints CRC-32 checksum values on @chunk for
11654 * each valid mirror that covers it.
11659 void print_checksums(struct verify_chunk *chunk, unsigned long *crc)
11664 "CRC-32 checksum value for chunk "DEXT":\n",
11665 PEXT(&chunk->chunk));
11666 for (i = 0; i < chunk->mirror_count; i++)
11667 fprintf(stdout, "Mirror %u:\t%#lx\n",
11668 chunk->mirror_id[i], crc[i]);
11669 fprintf(stdout, "\n");
11673 * filter_mirror_id() - Filter specified mirror ids.
11674 * @chunks: Array of chunks.
11675 * @chunk_count: Number of chunks in @chunks array.
11676 * @mirror_ids: Specified mirror ids to be verified.
11677 * @ids_nr: Number of specified mirror ids.
11679 * This function scans valid mirror ids that cover each chunk in @chunks
11680 * and filters specified mirror ids.
11685 void filter_mirror_id(struct verify_chunk *chunks, int chunk_count,
11686 __u16 *mirror_ids, int ids_nr)
11691 __u16 valid_id[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
11692 unsigned int valid_count = 0;
11694 for (i = 0; i < chunk_count; i++) {
11695 if (chunks[i].mirror_count == 0)
11699 for (j = 0; j < ids_nr; j++) {
11700 for (k = 0; k < chunks[i].mirror_count; k++) {
11701 if (chunks[i].mirror_id[k] == mirror_ids[j]) {
11702 valid_id[valid_count] = mirror_ids[j];
11709 memcpy(chunks[i].mirror_id, valid_id,
11710 sizeof(__u16) * valid_count);
11711 chunks[i].mirror_count = valid_count;
11716 * lfs_mirror_prepare_chunk() - Find mirror chunks to be verified.
11717 * @layout: Mirror component list.
11718 * @chunks: Array of chunks.
11719 * @chunks_size: Array size of @chunks.
11721 * This function scans the components in @layout from offset 0 to LUSTRE_EOF
11722 * to find out chunk segments and store them in @chunks array.
11724 * The @mirror_id array in each element of @chunks will store the valid
11725 * mirror ids that cover the chunk. If a mirror component covering the
11726 * chunk has LCME_FL_STALE or LCME_FL_OFFLINE flag, then the mirror id
11727 * will not be stored into the @mirror_id array, and the chunk for that
11728 * mirror will not be verified.
11730 * The @mirror_count in each element of @chunks will store the number of
11731 * mirror ids in @mirror_id array. If @mirror_count is 0, it indicates the
11732 * chunk is invalid in all of the mirrors. And if @mirror_count is 1, it
11733 * indicates the chunk is valid in only one mirror. In both cases, the
11734 * chunk will not be verified.
11736 * Here is an example:
11738 * 0 1M 2M 3M 4M EOF
11739 * +------+-------------+--------------------+
11740 * | | | S | mirror1
11741 * +------+------+------+------+-------------+
11742 * | | S | S | | mirror2
11743 * +-------------+------+------+-------------+
11745 * prepared @chunks array will contain 5 elements:
11746 * (([0, 1M), [1, 2], 2),
11747 * ([1M, 2M), [1, 2], 2),
11748 * ([2M, 3M), [1], 1),
11749 * ([3M, 4M], [], 0),
11750 * ([4M, EOF), [2], 1))
11752 * Return: the actual array size of @chunks on success
11753 * or a negative error code on failure.
11756 int lfs_mirror_prepare_chunk(struct llapi_layout *layout,
11757 struct verify_chunk *chunks,
11758 size_t chunks_size)
11762 uint32_t mirror_id;
11768 memset(chunks, 0, sizeof(*chunks) * chunks_size);
11771 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
11774 "%s: move to the first layout component: %s.\n",
11775 progname, strerror(errno));
11781 chunks[idx].chunk.e_end = LUSTRE_EOF;
11783 rc = llapi_layout_comp_extent_get(layout, &start, &end);
11786 "%s: llapi_layout_comp_extent_get failed: %s.\n",
11787 progname, strerror(errno));
11791 if (start > chunks[idx].chunk.e_start ||
11792 end <= chunks[idx].chunk.e_start)
11795 if (end < chunks[idx].chunk.e_end)
11796 chunks[idx].chunk.e_end = end;
11798 rc = llapi_layout_comp_flags_get(layout, &flags);
11801 "%s: llapi_layout_comp_flags_get failed: %s.\n",
11802 progname, strerror(errno));
11806 if (flags & LCME_FL_STALE || flags & LCME_FL_OFFLINE)
11809 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
11812 "%s: llapi_layout_mirror_id_get failed: %s.\n",
11813 progname, strerror(errno));
11817 chunks[idx].mirror_id[i] = mirror_id;
11819 if (i >= ARRAY_SIZE(chunks[idx].mirror_id)) {
11821 "%s: mirror_id array is too small.\n",
11828 rc = llapi_layout_comp_use(layout,
11829 LLAPI_LAYOUT_COMP_USE_NEXT);
11832 "%s: move to the next layout component: %s.\n",
11833 progname, strerror(errno));
11836 } /* loop through all components */
11838 chunks[idx].mirror_count = i;
11840 if (chunks[idx].chunk.e_end == LUSTRE_EOF)
11844 if (idx >= chunks_size) {
11845 fprintf(stderr, "%s: chunks array is too small.\n",
11851 chunks[idx].chunk.e_start = chunks[idx - 1].chunk.e_end;
11855 return rc < 0 ? rc : idx + 1;
11859 * lfs_mirror_verify_chunk() - Verify a chunk.
11860 * @fd: File descriptor of the mirrored file.
11861 * @file_size: Size of the mirrored file.
11862 * @chunk: A chunk and its corresponding valid mirror ids.
11863 * @verbose: Verbose mode.
11865 * This function verifies a @chunk contains exactly the same data
11866 * ammong the mirrors that cover it.
11868 * If @verbose is specified, then the function will print where the
11869 * differences are if the data do not match. Otherwise, it will
11870 * just return an error in that case.
11872 * Return: 0 on success or a negative error code on failure.
11875 int lfs_mirror_verify_chunk(int fd, size_t file_size,
11876 struct verify_chunk *chunk, int verbose)
11878 const size_t buflen = 4 * 1024 * 1024; /* 4M */
11880 size_t page_size = sysconf(_SC_PAGESIZE);
11881 ssize_t bytes_read;
11882 ssize_t bytes_done;
11886 unsigned long crc_array[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
11890 if (file_size == 0)
11893 rc = posix_memalign(&buf, page_size, buflen);
11894 if (rc) /* error code is returned directly */
11898 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
11899 PEXT(&chunk->chunk));
11900 for (i = 0; i < chunk->mirror_count; i++)
11901 fprintf(stdout, " %u", chunk->mirror_id[i]);
11902 fprintf(stdout, "\n");
11906 count = MIN(chunk->chunk.e_end, file_size) - chunk->chunk.e_start;
11907 pos = chunk->chunk.e_start;
11908 while (bytes_done < count) {
11909 /* compute initial CRC-32 checksum */
11910 crc = crc32(0L, Z_NULL, 0);
11911 memset(crc_array, 0, sizeof(crc_array));
11914 for (i = 0; i < chunk->mirror_count; i++) {
11915 bytes_read = llapi_mirror_read(fd, chunk->mirror_id[i],
11917 if (bytes_read < 0) {
11920 "%s: failed to read data from mirror %u: %s.\n",
11921 progname, chunk->mirror_id[i],
11926 /* compute new CRC-32 checksum */
11927 crc_array[i] = crc32(crc, buf, bytes_read);
11931 print_checksums(chunk, crc_array);
11933 /* compare CRC-32 checksum values */
11934 for (i = 1; i < chunk->mirror_count; i++) {
11935 if (crc_array[i] != crc_array[0]) {
11939 "%s: chunk "DEXT" has different checksum value on mirror %u and mirror %u.\n",
11940 progname, PEXT(&chunk->chunk),
11941 chunk->mirror_id[0],
11942 chunk->mirror_id[i]);
11947 bytes_done += bytes_read;
11950 if (verbose > 1 && rc == 0) {
11951 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
11952 PEXT(&chunk->chunk));
11953 for (i = 0; i < chunk->mirror_count; i++)
11954 fprintf(stdout, " %u", chunk->mirror_id[i]);
11955 fprintf(stdout, " PASS\n\n");
11964 * lfs_mirror_verify_file() - Verify a mirrored file.
11965 * @fname: Mirrored file name.
11966 * @mirror_ids: Specified mirror ids to be verified.
11967 * @ids_nr: Number of specified mirror ids.
11968 * @verbose: Verbose mode.
11970 * This function verifies that each SYNC mirror of a mirrored file
11971 * specified by @fname contains exactly the same data.
11973 * If @mirror_ids is specified, then the function will verify the
11974 * mirrors specified by @mirror_ids contain exactly the same data.
11976 * If @verbose is specified, then the function will print where the
11977 * differences are if the data do not match. Otherwise, it will
11978 * just return an error in that case.
11980 * Return: 0 on success or a negative error code on failure.
11983 int lfs_mirror_verify_file(const char *fname, __u16 *mirror_ids, int ids_nr,
11986 struct verify_chunk chunks_array[1024] = { };
11987 struct llapi_layout *layout = NULL;
11989 uint32_t flr_state;
11991 int chunk_count = 0;
11997 if (stat(fname, &stbuf) < 0) {
11998 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
11999 progname, fname, strerror(errno));
12004 if (!S_ISREG(stbuf.st_mode)) {
12005 fprintf(stderr, "%s: '%s' is not a regular file.\n",
12011 if (stbuf.st_size == 0) {
12013 fprintf(stdout, "%s: '%s' file size is 0.\n",
12019 fd = open(fname, O_DIRECT | O_RDONLY);
12021 fprintf(stderr, "%s: cannot open '%s': %s.\n",
12022 progname, fname, strerror(errno));
12027 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
12029 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
12030 progname, fname, strerror(errno));
12034 layout = llapi_layout_get_by_fd(fd, 0);
12036 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
12037 progname, fname, strerror(errno));
12039 llapi_lease_release(fd);
12043 rc = llapi_layout_flags_get(layout, &flr_state);
12045 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
12046 progname, fname, strerror(errno));
12051 flr_state &= LCM_FL_FLR_MASK;
12052 switch (flr_state) {
12055 fprintf(stderr, "%s: '%s' file state error: %s.\n",
12056 progname, fname, llapi_layout_flags_string(flr_state));
12062 /* find out mirror chunks to be verified */
12063 chunk_count = lfs_mirror_prepare_chunk(layout, chunks_array,
12064 ARRAY_SIZE(chunks_array));
12065 if (chunk_count < 0) {
12071 /* filter specified mirror ids */
12072 filter_mirror_id(chunks_array, chunk_count, mirror_ids, ids_nr);
12075 print_chunks(fname, chunks_array, chunk_count);
12077 for (idx = 0; idx < chunk_count; idx++) {
12078 if (chunks_array[idx].chunk.e_start >= stbuf.st_size) {
12081 "%s: '%s' chunk "DEXT" exceeds file size %#llx: skipped\n",
12083 PEXT(&chunks_array[idx].chunk),
12084 (unsigned long long)stbuf.st_size);
12088 if (chunks_array[idx].mirror_count == 0) {
12090 "%s: '%s' chunk "DEXT" is invalid in all of the mirrors: ",
12092 PEXT(&chunks_array[idx].chunk));
12094 fprintf(stderr, "skipped\n");
12098 fprintf(stderr, "failed\n");
12102 if (chunks_array[idx].mirror_count == 1) {
12105 "%s: '%s' chunk "DEXT" is only valid in mirror %u: skipped\n",
12107 PEXT(&chunks_array[idx].chunk),
12108 chunks_array[idx].mirror_id[0]);
12112 rc = llapi_lease_check(fd);
12113 if (rc != LL_LEASE_RDLCK) {
12114 fprintf(stderr, "%s: '%s' lost lease lock.\n",
12119 /* verify one chunk */
12120 rc1 = lfs_mirror_verify_chunk(fd, stbuf.st_size,
12121 &chunks_array[idx], verbose);
12135 llapi_layout_free(layout);
12136 llapi_lease_release(fd);
12144 * lfs_mirror_verify() - Parse and execute lfs mirror verify command.
12145 * @argc: The count of lfs mirror verify command line arguments.
12146 * @argv: Array of strings for lfs mirror verify command line arguments.
12148 * This function parses lfs mirror verify command and verifies the
12149 * specified mirrored file(s).
12151 * Return: 0 on success or a negative error code on failure.
12153 static inline int lfs_mirror_verify(int argc, char **argv)
12155 __u16 mirror_ids[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
12161 char cmd[PATH_MAX];
12163 struct option long_opts[] = {
12164 { .val = 'h', .name = "help", .has_arg = no_argument },
12165 { .val = 'o', .name = "only", .has_arg = required_argument },
12166 { .val = 'v', .name = "verbose", .has_arg = no_argument },
12167 { .name = NULL } };
12169 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
12171 while ((c = getopt_long(argc, argv, "ho:v", long_opts, NULL)) >= 0) {
12174 rc = parse_mirror_ids(mirror_ids,
12175 ARRAY_SIZE(mirror_ids),
12179 "%s: bad mirror ids '%s'.\n",
12186 "%s: at least 2 mirror ids needed with '--only' option.\n",
12196 fprintf(stderr, "%s: unrecognized option '%s'\n",
12197 progname, argv[optind - 1]);
12205 if (argc == optind) {
12206 fprintf(stderr, "%s: no file name given.\n", progname);
12211 if (ids_nr > 0 && argc > optind + 1) {
12213 "%s: '--only' cannot be used upon multiple files.\n",
12220 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
12226 for (; optind < argc; optind++) {
12227 rc1 = lfs_mirror_verify_file(argv[optind], mirror_ids, ids_nr,
12237 * lfs_mirror() - Parse and execute lfs mirror commands.
12238 * @argc: The count of lfs mirror command line arguments.
12239 * @argv: Array of strings for lfs mirror command line arguments.
12241 * This function parses lfs mirror commands and performs the
12242 * corresponding functions specified in mirror_cmdlist[].
12244 * Return: 0 on success or an error code on failure.
12246 static int lfs_mirror(int argc, char **argv)
12248 char cmd[PATH_MAX];
12251 setlinebuf(stdout);
12253 Parser_init("lfs-mirror > ", mirror_cmdlist);
12255 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
12257 program_invocation_short_name = cmd;
12259 rc = Parser_execarg(argc - 1, argv + 1, mirror_cmdlist);
12261 rc = Parser_commands();
12263 return rc < 0 ? -rc : rc;
12266 static void lustre_som_swab(struct lustre_som_attrs *attrs)
12268 #if __BYTE_ORDER == __BIG_ENDIAN
12269 __swab16s(&attrs->lsa_valid);
12270 __swab64s(&attrs->lsa_size);
12271 __swab64s(&attrs->lsa_blocks);
12275 enum lfs_som_type {
12276 LFS_SOM_SIZE = 0x1,
12277 LFS_SOM_BLOCKS = 0x2,
12278 LFS_SOM_FLAGS = 0x4,
12279 LFS_SOM_ATTR_ALL = LFS_SOM_SIZE | LFS_SOM_BLOCKS |
12283 static int lfs_getsom(int argc, char **argv)
12286 struct lustre_som_attrs *attrs;
12287 char buf[sizeof(*attrs) + 64];
12288 enum lfs_som_type type = LFS_SOM_ATTR_ALL;
12291 while ((c = getopt(argc, argv, "bfhs")) != -1) {
12294 type = LFS_SOM_BLOCKS;
12297 type = LFS_SOM_FLAGS;
12300 type = LFS_SOM_SIZE;
12303 fprintf(stderr, "%s: unrecognized option '%s'\n",
12304 progname, argv[optind - 1]);
12315 fprintf(stderr, "%s: %s\n",
12316 progname, argc == 0 ? "miss file target" :
12317 "input more than 2 files");
12322 attrs = (void *)buf;
12323 rc = lgetxattr(path, "trusted.som", attrs, sizeof(buf));
12326 fprintf(stderr, "%s failed to get som xattr: %s (%d)\n",
12327 argv[0], strerror(errno), errno);
12331 lustre_som_swab(attrs);
12334 case LFS_SOM_ATTR_ALL:
12335 printf("file: %s size: %llu blocks: %llu flags: %x\n",
12336 path, (unsigned long long)attrs->lsa_size,
12337 (unsigned long long)attrs->lsa_blocks,
12341 printf("%llu\n", (unsigned long long)attrs->lsa_size);
12343 case LFS_SOM_BLOCKS:
12344 printf("%llu\n", (unsigned long long)attrs->lsa_blocks);
12346 case LFS_SOM_FLAGS:
12347 printf("%x\n", attrs->lsa_valid);
12350 fprintf(stderr, "%s: unknown option\n", progname);
12358 * lfs_mirror_list_commands() - List lfs mirror commands.
12359 * @argc: The count of command line arguments.
12360 * @argv: Array of strings for command line arguments.
12362 * This function lists lfs mirror commands defined in mirror_cmdlist[].
12364 * Return: 0 on success.
12366 static int lfs_mirror_list_commands(int argc, char **argv)
12368 char buffer[81] = "";
12370 Parser_list_commands(mirror_cmdlist, buffer, sizeof(buffer),
12376 static int lfs_pcc_attach(int argc, char **argv)
12378 struct option long_opts[] = {
12379 { .val = 'h', .name = "help", .has_arg = no_argument },
12380 { .val = 'i', .name = "id", .has_arg = required_argument },
12381 { .name = NULL } };
12384 __u32 archive_id = 0;
12387 char fullpath[PATH_MAX];
12388 enum lu_pcc_type type = LU_PCC_READWRITE;
12391 while ((c = getopt_long(argc, argv, "hi:",
12392 long_opts, NULL)) != -1) {
12396 archive_id = strtoul(optarg, &end, 0);
12397 if (errno != 0 || *end != '\0' ||
12398 archive_id == 0 || archive_id > UINT32_MAX) {
12400 "error: %s: bad archive ID '%s'\n",
12406 fprintf(stderr, "%s: unrecognized option '%s'\n",
12407 progname, argv[optind - 1]);
12414 if (archive_id == 0) {
12415 fprintf(stderr, "%s: must specify attach ID\n", argv[0]);
12419 if (argc <= optind) {
12420 fprintf(stderr, "%s: must specify one or more file names\n",
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_attach(fullpath, archive_id, type);
12440 "%s: cannot attach '%s' to PCC with archive ID '%u': %s\n",
12441 argv[0], path, archive_id, strerror(-rc2));
12449 static int lfs_pcc_attach_fid(int argc, char **argv)
12451 struct option long_opts[] = {
12452 { .val = 'h', .name = "help", .has_arg = no_argument },
12453 { .val = 'i', .name = "id", .has_arg = required_argument },
12454 { .val = 'm', .name = "mnt", .has_arg = required_argument },
12455 { .name = NULL } };
12458 __u32 archive_id = 0;
12460 const char *mntpath = NULL;
12461 const char *fidstr;
12462 enum lu_pcc_type type = LU_PCC_READWRITE;
12465 while ((c = getopt_long(argc, argv, "hi:m:",
12466 long_opts, NULL)) != -1) {
12470 archive_id = strtoul(optarg, &end, 0);
12471 if (errno != 0 || *end != '\0' ||
12472 archive_id > UINT32_MAX) {
12474 "error: %s: bad archive ID '%s'\n",
12483 fprintf(stderr, "%s: unrecognized option '%s'\n",
12484 progname, argv[optind - 1]);
12491 if (archive_id == 0) {
12492 fprintf(stderr, "%s: must specify an archive ID\n", argv[0]);
12497 fprintf(stderr, "%s: must specify Lustre mount point\n",
12502 if (argc <= optind) {
12503 fprintf(stderr, "%s: must specify one or more fids\n", argv[0]);
12507 while (optind < argc) {
12510 fidstr = argv[optind++];
12512 rc2 = llapi_pcc_attach_fid_str(mntpath, fidstr,
12516 "%s: cannot attach '%s' on '%s' to PCC with archive ID '%u': %s\n",
12517 argv[0], fidstr, mntpath, archive_id,
12520 if (rc == 0 && rc2 < 0)
12526 static int lfs_pcc_detach(int argc, char **argv)
12528 struct option long_opts[] = {
12529 { .val = 'h', .name = "help", .has_arg = no_argument },
12530 { .val = 'k', .name = "keep", .has_arg = no_argument },
12531 { .name = NULL } };
12535 char fullpath[PATH_MAX];
12536 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
12539 while ((c = getopt_long(argc, argv, "hk",
12540 long_opts, NULL)) != -1) {
12543 detach_opt = PCC_DETACH_OPT_NONE;
12546 fprintf(stderr, "%s: unrecognized option '%s'\n",
12547 progname, argv[optind - 1]);
12554 while (optind < argc) {
12557 path = argv[optind++];
12558 if (!realpath(path, fullpath)) {
12559 fprintf(stderr, "%s: could not find path '%s': %s\n",
12560 argv[0], path, strerror(errno));
12566 rc2 = llapi_pcc_detach_file(fullpath, detach_opt);
12570 "%s: cannot detach '%s' from PCC: %s\n",
12571 argv[0], path, strerror(errno));
12579 static int lfs_pcc_detach_fid(int argc, char **argv)
12581 struct option long_opts[] = {
12582 { .val = 'h', .name = "help", .has_arg = no_argument },
12583 { .val = 'k', .name = "keep", .has_arg = no_argument },
12584 { .name = NULL } };
12588 const char *mntpath;
12589 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
12592 while ((c = getopt_long(argc, argv, "hk",
12593 long_opts, NULL)) != -1) {
12596 detach_opt = PCC_DETACH_OPT_NONE;
12599 fprintf(stderr, "%s: unrecognized option '%s'\n",
12600 progname, argv[optind - 1]);
12607 mntpath = argv[optind++];
12609 while (optind < argc) {
12612 fid = argv[optind++];
12614 rc2 = llapi_pcc_detach_fid_str(mntpath, fid, detach_opt);
12617 "%s: cannot detach '%s' on '%s' from PCC: %s\n",
12618 argv[0], fid, mntpath, strerror(-rc2));
12626 static int lfs_pcc_state(int argc, char **argv)
12630 char fullpath[PATH_MAX];
12631 struct lu_pcc_state state;
12636 fprintf(stderr, "%s: must specify one or more file names\n",
12641 while (optind < argc) {
12644 path = argv[optind++];
12645 if (!realpath(path, fullpath)) {
12646 fprintf(stderr, "%s: could not find path '%s': %s\n",
12647 argv[0], path, strerror(errno));
12653 rc2 = llapi_pcc_state_get(fullpath, &state);
12658 "%s: cannot get PCC state of '%s': %s\n",
12659 argv[0], path, strerror(-rc2));
12663 printf("file: %s", path);
12664 printf(", type: %s", pcc_type2string(state.pccs_type));
12665 if (state.pccs_type == LU_PCC_NONE &&
12666 state.pccs_open_count == 0) {
12671 printf(", PCC file: %s", state.pccs_path);
12672 printf(", user number: %u", state.pccs_open_count);
12673 printf(", flags: %x", state.pccs_flags);
12680 * lfs_pcc_list_commands() - List lfs pcc commands.
12681 * @argc: The count of command line arguments.
12682 * @argv: Array of strings for command line arguments.
12684 * This function lists lfs pcc commands defined in pcc_cmdlist[].
12686 * Return: 0 on success.
12688 static int lfs_pcc_list_commands(int argc, char **argv)
12690 char buffer[81] = "";
12692 Parser_list_commands(pcc_cmdlist, buffer, sizeof(buffer),
12699 * lfs_pcc() - Parse and execute lfs pcc commands.
12700 * @argc: The count of lfs pcc command line arguments.
12701 * @argv: Array of strings for lfs pcc command line arguments.
12703 * This function parses lfs pcc commands and performs the
12704 * corresponding functions specified in pcc_cmdlist[].
12706 * Return: 0 on success or an error code on failure.
12708 static int lfs_pcc(int argc, char **argv)
12710 char cmd[PATH_MAX];
12713 setlinebuf(stdout);
12715 Parser_init("lfs-pcc > ", pcc_cmdlist);
12717 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
12719 program_invocation_short_name = cmd;
12721 rc = Parser_execarg(argc - 1, argv + 1, pcc_cmdlist);
12723 rc = Parser_commands();
12725 return rc < 0 ? -rc : rc;
12728 static int lfs_list_commands(int argc, char **argv)
12730 char buffer[81] = ""; /* 80 printable chars + terminating NUL */
12732 Parser_list_commands(cmdlist, buffer, sizeof(buffer), NULL, 0, 4);
12737 int main(int argc, char **argv)
12741 /* Ensure that liblustreapi constructor has run */
12742 if (!llapi_liblustreapi_initialized())
12743 fprintf(stderr, "liblustreapi was not properly initialized\n");
12745 setlinebuf(stdout);
12748 Parser_init("lfs > ", cmdlist);
12750 progname = program_invocation_short_name; /* Used in error messages */
12752 llapi_set_command_name(argv[1]);
12753 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
12754 llapi_clear_command_name();
12756 rc = Parser_commands();
12759 return rc < 0 ? -rc : rc;
12762 #ifdef _LUSTRE_IDL_H_
12763 /* Everything we need here should be included by lustreapi.h. */
12764 # error "lfs should not depend on lustre_idl.h"
12765 #endif /* _LUSTRE_IDL_H_ */