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/
30 * Lustre is a trademark of Sun Microsystems, Inc.
34 * Author: Peter J. Braam <braam@clusterfs.com>
35 * Author: Phil Schwan <phil@clusterfs.com>
36 * Author: Robert Read <rread@clusterfs.com>
55 #include <sys/ioctl.h>
56 #include <sys/quota.h>
58 #include <sys/types.h>
64 #include "lfs_project.h"
66 #include <libcfs/util/string.h>
67 #include <libcfs/util/ioctl.h>
68 #include <libcfs/util/parser.h>
69 #include <lustre/lustreapi.h>
70 #include <linux/lustre/lustre_ver.h>
71 #include <linux/lustre/lustre_param.h>
74 # define ARRAY_SIZE(a) ((sizeof(a)) / (sizeof((a)[0])))
75 #endif /* !ARRAY_SIZE */
78 static int lfs_find(int argc, char **argv);
79 static int lfs_getstripe(int argc, char **argv);
80 static int lfs_getdirstripe(int argc, char **argv);
81 static int lfs_setdirstripe(int argc, char **argv);
82 static int lfs_rmentry(int argc, char **argv);
83 static int lfs_osts(int argc, char **argv);
84 static int lfs_mdts(int argc, char **argv);
85 static int lfs_df(int argc, char **argv);
86 static int lfs_getname(int argc, char **argv);
87 static int lfs_check(int argc, char **argv);
88 #ifdef HAVE_SYS_QUOTA_H
89 static int lfs_setquota(int argc, char **argv);
90 static int lfs_quota(int argc, char **argv);
91 static int lfs_project(int argc, char **argv);
93 static int lfs_flushctx(int argc, char **argv);
94 static int lfs_cp(int argc, char **argv);
95 static int lfs_ls(int argc, char **argv);
96 static int lfs_poollist(int argc, char **argv);
97 static int lfs_changelog(int argc, char **argv);
98 static int lfs_changelog_clear(int argc, char **argv);
99 static int lfs_fid2path(int argc, char **argv);
100 static int lfs_path2fid(int argc, char **argv);
101 static int lfs_data_version(int argc, char **argv);
102 static int lfs_hsm_state(int argc, char **argv);
103 static int lfs_hsm_set(int argc, char **argv);
104 static int lfs_hsm_clear(int argc, char **argv);
105 static int lfs_hsm_action(int argc, char **argv);
106 static int lfs_hsm_archive(int argc, char **argv);
107 static int lfs_hsm_restore(int argc, char **argv);
108 static int lfs_hsm_release(int argc, char **argv);
109 static int lfs_hsm_remove(int argc, char **argv);
110 static int lfs_hsm_cancel(int argc, char **argv);
111 static int lfs_swap_layouts(int argc, char **argv);
112 static int lfs_mv(int argc, char **argv);
113 static int lfs_ladvise(int argc, char **argv);
114 static int lfs_mirror(int argc, char **argv);
115 static int lfs_mirror_list_commands(int argc, char **argv);
116 static int lfs_list_commands(int argc, char **argv);
117 static inline int lfs_mirror_resync(int argc, char **argv);
119 enum setstripe_origin {
125 static int lfs_setstripe0(int argc, char **argv, enum setstripe_origin opc);
127 static inline int lfs_setstripe(int argc, char **argv)
129 return lfs_setstripe0(argc, argv, SO_SETSTRIPE);
131 static inline int lfs_setstripe_migrate(int argc, char **argv)
133 return lfs_setstripe0(argc, argv, SO_MIGRATE);
135 static inline int lfs_mirror_create(int argc, char **argv)
137 return lfs_setstripe0(argc, argv, SO_MIRROR_CREATE);
139 static inline int lfs_mirror_extend(int argc, char **argv)
141 return lfs_setstripe0(argc, argv, SO_MIRROR_EXTEND);
144 /* Setstripe and migrate share mostly the same parameters */
145 #define SSM_CMD_COMMON(cmd) \
146 "usage: "cmd" [--component-end|-E <comp_end>]\n" \
147 " [--stripe-count|-c <stripe_count>]\n" \
148 " [--stripe-index|-i <start_ost_idx>]\n" \
149 " [--stripe-size|-S <stripe_size>]\n" \
150 " [--layout|-L <pattern>]\n" \
151 " [--pool|-p <pool_name>]\n" \
152 " [--ost|-o <ost_indices>]\n"
154 #define SSM_HELP_COMMON \
155 "\tstripe_count: Number of OSTs to stripe over (0=fs default, -1 all)\n" \
156 "\tstart_ost_idx: OST index of first stripe (-1=default round robin)\n"\
157 "\tstripe_size: Number of bytes on each OST (0=fs default)\n" \
158 "\t Can be specified with K, M or G (for KB, MB, GB\n" \
159 "\t respectively)\n" \
160 "\tpool_name: Name of OST pool to use (default none)\n" \
161 "\tlayout: stripe pattern type: raid0, mdt (default raid0)\n"\
162 "\tost_indices: List of OST indices, can be repeated multiple times\n"\
163 "\t Indices be specified in a format of:\n" \
164 "\t -o <ost_1>,<ost_i>-<ost_j>,<ost_n>\n" \
166 "\t -o <ost_1> -o <ost_i>-<ost_j> -o <ost_n>\n" \
167 "\t If --pool is set with --ost, then the OSTs\n" \
168 "\t must be the members of the pool.\n" \
169 "\tcomp_end: Extent end of component, start after previous end.\n"\
170 "\t Can be specified with K, M or G (for KB, MB, GB\n" \
171 "\t respectively, -1 for EOF). Must be a multiple of\n"\
174 #define MIRROR_CREATE_HELP \
175 "\tmirror_count: Number of mirrors to be created with the upcoming\n" \
176 "\t setstripe layout options\n" \
177 "\t It defaults to 1 if not specified; if specified,\n" \
178 "\t it must follow the option without a space.\n" \
179 "\t The option can also be repeated multiple times to\n" \
180 "\t separate mirrors that have different layouts.\n" \
181 "\tsetstripe options: Mirror layout\n" \
182 "\t It can be a plain layout or a composite layout.\n" \
183 "\t If not specified, the stripe options inherited\n" \
184 "\t from the previous component will be used.\n" \
185 "\tparent: Use default stripe options from parent directory\n" \
186 "\tflags: set flags to the component of the current mirror.\n" \
187 "\t Only \"prefer\" flag is supported so far.\n"
189 #define MIRROR_EXTEND_HELP \
191 "\tvictim_file: The layout of victim_file will be split and used\n" \
192 "\t as a mirror added to the mirrored file.\n" \
193 "\tno-verify: This option indicates not to verify the mirror(s)\n" \
194 "\t from victim file(s) in case the victim file(s)\n" \
195 "\t contains the same data as the original mirrored\n" \
198 #define MIRROR_EXTEND_USAGE \
199 " <--mirror-count|-N[mirror_count]>\n" \
200 " [setstripe options|--parent|-f <victim_file>]\n" \
203 #define SETSTRIPE_USAGE \
204 SSM_CMD_COMMON("setstripe") \
205 MIRROR_EXTEND_USAGE \
206 " <directory|filename>\n" \
210 #define MIGRATE_USAGE \
211 SSM_CMD_COMMON("migrate ") \
213 " [--non-block|-n]\n" \
217 "\tblock: Block file access during data migration (default)\n" \
218 "\tnon-block: Abort migrations if concurrent access is detected\n" \
220 #define SETDIRSTRIPE_USAGE \
221 " [--mdt-count|-c stripe_count>\n" \
222 " [--mdt-index|-i mdt_index]\n" \
223 " [--mdt-hash|-H mdt_hash]\n" \
224 " [--default|-D] [--mode|-m mode] <dir>\n" \
225 "\tstripe_count: stripe count of the striped directory\n" \
226 "\tmdt_index: MDT index of first stripe\n" \
227 "\tmdt_hash: hash type of the striped directory. mdt types:\n" \
228 " fnv_1a_64 FNV-1a hash algorithm (default)\n" \
229 " all_char sum of characters % MDT_COUNT (not recommended)\n" \
230 "\tdefault_stripe: set default dirstripe of the directory\n" \
231 "\tmode: the mode of the directory\n"
234 * command_t mirror_cmdlist - lfs mirror commands.
236 command_t mirror_cmdlist[] = {
237 { .pc_name = "create", .pc_func = lfs_mirror_create,
238 .pc_help = "Create a mirrored file.\n"
239 "usage: lfs mirror create "
240 "<--mirror-count|-N[mirror_count]> "
241 "[setstripe options|--parent] ... <filename|directory>\n"
242 MIRROR_CREATE_HELP },
243 { .pc_name = "extend", .pc_func = lfs_mirror_extend,
244 .pc_help = "Extend a mirrored file.\n"
245 "usage: lfs mirror extend "
246 "<--mirror-count|-N[mirror_count]> [--no-verify] "
247 "[setstripe options|--parent|-f <victim_file>] ... <filename>\n"
248 MIRROR_EXTEND_HELP },
249 { .pc_name = "resync", .pc_func = lfs_mirror_resync,
250 .pc_help = "Resynchronizes out-of-sync mirrored file(s).\n"
251 "usage: lfs mirror resync [--only <mirror_id[,...]>] "
252 "<mirrored file> [<mirrored file2>...]\n"},
253 { .pc_name = "--list-commands", .pc_func = lfs_mirror_list_commands,
254 .pc_help = "list commands supported by lfs mirror"},
255 { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
256 { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
257 { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
261 /* all available commands */
262 command_t cmdlist[] = {
263 {"setstripe", lfs_setstripe, 0,
264 "To create a file with specified striping/composite layout, or\n"
265 "create/replace the default layout on an existing directory:\n"
266 SSM_CMD_COMMON("setstripe")
267 " <directory|filename>\n"
269 "To add component(s) to an existing composite file:\n"
270 SSM_CMD_COMMON("setstripe --component-add")
272 "To totally delete the default striping from an existing directory:\n"
273 "usage: setstripe -d <directory>\n"
275 "To delete the last component(s) from an existing composite file\n"
276 "(note that this will also delete any data in those components):\n"
277 "usage: setstripe --component-del [--component-id|-I <comp_id>]\n"
278 " [--component-flags|-F <comp_flags>]\n"
280 "\tcomp_id: Unique component ID to delete\n"
281 "\tcomp_flags: 'init' indicating all instantiated components\n"
282 "\t '^init' indicating all uninstantiated components\n"
283 "\t-I and -F cannot be specified at the same time\n"},
284 {"getstripe", lfs_getstripe, 0,
285 "To list the striping info for a given file or files in a\n"
286 "directory or recursively for all files in a directory tree.\n"
287 "usage: getstripe [--ost|-O <uuid>] [--quiet|-q] [--verbose|-v]\n"
288 " [--stripe-count|-c] [--stripe-index|-i]\n"
289 " [--pool|-p] [--stripe-size|-S] [--directory|-d]\n"
290 " [--mdt|-m] [--recursive|-r] [--raw|-R] [--yaml|-y]\n"
291 " [--layout|-L] [--fid|-F] [--generation|-g]\n"
292 " [--component-id[=comp_id]|-I[comp_id]]\n"
293 " [--component-flags[=comp_flags]]\n"
294 " [--component-count]\n"
295 " [--component-start[=[+-]comp_start]]\n"
296 " [--component-end[=[+-]comp_end]|-E[[+-]comp_end]]\n"
297 " <directory|filename> ..."},
298 {"setdirstripe", lfs_setdirstripe, 0,
299 "To create a striped directory on a specified MDT. This can only\n"
300 "be done on MDT0 with the right of administrator.\n"
301 "usage: setdirstripe [OPTION] <directory>\n"
303 {"getdirstripe", lfs_getdirstripe, 0,
304 "To list the striping info for a given directory\n"
305 "or recursively for all directories in a directory tree.\n"
306 "usage: getdirstripe [--obd|-O <uuid>] [--mdt-count|-c]\n"
307 " [--mdt-index|-i] [--mdt-hash|-t]\n"
308 " [--recursive|-r] [--yaml|-y]\n"
309 " [--default|-D] <dir> ..."},
310 {"mkdir", lfs_setdirstripe, 0,
311 "To create a striped directory on a specified MDT. This can only\n"
312 "be done on MDT0 with the right of administrator.\n"
313 "usage: mkdir [OPTION] <directory>\n"
315 {"rm_entry", lfs_rmentry, 0,
316 "To remove the name entry of the remote directory. Note: This\n"
317 "command will only delete the name entry, i.e. the remote directory\n"
318 "will become inaccessable after this command. This can only be done\n"
319 "by the administrator\n"
320 "usage: rm_entry <dir>\n"},
321 {"pool_list", lfs_poollist, 0,
322 "List pools or pool OSTs\n"
323 "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
324 {"find", lfs_find, 0,
325 "find files matching given attributes recursively in directory tree.\n"
326 "usage: find <directory|filename> ...\n"
327 " [[!] --atime|-A [+-]N] [[!] --ctime|-C [+-]N]\n"
328 " [[!] --mtime|-M [+-]N] [[!] --mdt|-m <uuid|index,...>]\n"
329 " [--maxdepth|-D N] [[!] --name|-n <pattern>]\n"
330 " [[!] --ost|-O <uuid|index,...>] [--print|-p] [--print0|-P]\n"
331 " [[!] --size|-s [+-]N[bkMGTPE]]\n"
332 " [[!] --stripe-count|-c [+-]<stripes>]\n"
333 " [[!] --stripe-index|-i <index,...>]\n"
334 " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t <filetype>]\n"
335 " [[!] --gid|-g|--group|-G <gid>|<gname>]\n"
336 " [[!] --uid|-u|--user|-U <uid>|<uname>] [[!] --pool <pool>]\n"
337 " [[!] --projid <projid>]\n"
338 " [[!] --layout|-L released,raid0,mdt]\n"
339 " [[!] --component-count [+-]<comp_cnt>]\n"
340 " [[!] --component-start [+-]N[kMGTPE]]\n"
341 " [[!] --component-end|-E [+-]N[kMGTPE]]\n"
342 " [[!] --component-flags <comp_flags>]\n"
343 " [[!] --mdt-count|-T [+-]<stripes>]\n"
344 " [[!] --mdt-hash|-H <hashtype>\n"
345 "\t !: used before an option indicates 'NOT' requested attribute\n"
346 "\t -: used before a value indicates less than requested value\n"
347 "\t +: used before a value indicates more than requested value\n"
348 "\tmdt-hash: hash type of the striped directory.\n"
349 "\t fnv_1a_64 FNV-1a hash algorithm\n"
350 "\t all_char sum of characters % MDT_COUNT\n"},
351 {"check", lfs_check, 0,
352 "Display the status of MDS or OSTs (as specified in the command)\n"
353 "or all the servers (MDS and OSTs).\n"
354 "usage: check <osts|mds|servers>"},
355 {"osts", lfs_osts, 0, "list OSTs connected to client "
356 "[for specified path only]\n" "usage: osts [path]"},
357 {"mdts", lfs_mdts, 0, "list MDTs connected to client "
358 "[for specified path only]\n" "usage: mdts [path]"},
360 "report filesystem disk space usage or inodes usage"
361 "of each MDS and all OSDs or a batch belonging to a specific pool .\n"
362 "Usage: df [-i] [-h] [--lazy|-l] [--pool|-p <fsname>[.<pool>] [path]"},
363 {"getname", lfs_getname, 0, "list instances and specified mount points "
364 "[for specified path only]\n"
365 "Usage: getname [-h]|[path ...] "},
366 #ifdef HAVE_SYS_QUOTA_H
367 {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
368 "usage: setquota <-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>\n"
369 " -b <block-softlimit> -B <block-hardlimit>\n"
370 " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
371 " setquota <-u|--user|-g|--group|-p|--projid> <uname>|<uid>|<gname>|<gid>|<projid>\n"
372 " [--block-softlimit <block-softlimit>]\n"
373 " [--block-hardlimit <block-hardlimit>]\n"
374 " [--inode-softlimit <inode-softlimit>]\n"
375 " [--inode-hardlimit <inode-hardlimit>] <filesystem>\n"
376 " setquota [-t] <-u|--user|-g|--group|-p|--projid>\n"
377 " [--block-grace <block-grace>]\n"
378 " [--inode-grace <inode-grace>] <filesystem>\n"
379 " -b can be used instead of --block-softlimit/--block-grace\n"
380 " -B can be used instead of --block-hardlimit\n"
381 " -i can be used instead of --inode-softlimit/--inode-grace\n"
382 " -I can be used instead of --inode-hardlimit\n\n"
383 "Note: The total quota space will be split into many qunits and\n"
384 " balanced over all server targets, the minimal qunit size is\n"
385 " 1M bytes for block space and 1K inodes for inode space.\n\n"
386 " Quota space rebalancing process will stop when this mininum\n"
387 " value is reached. As a result, quota exceeded can be returned\n"
388 " while many targets still have 1MB or 1K inodes of spare\n"
390 {"quota", lfs_quota, 0, "Display disk usage and limits.\n"
391 "usage: quota [-q] [-v] [-h] [-o <obd_uuid>|-i <mdt_idx>|-I "
393 " [<-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>] <filesystem>\n"
394 " quota [-o <obd_uuid>|-i <mdt_idx>|-I <ost_idx>] -t <-u|-g|-p> <filesystem>"},
395 {"project", lfs_project, 0,
396 "Change or list project attribute for specified file or directory.\n"
397 "usage: project [-d|-r] <file|directory...>\n"
398 " list project ID and flags on file(s) or directories\n"
399 " project [-p id] [-s] [-r] <file|directory...>\n"
400 " set project ID and/or inherit flag for specified file(s) or directories\n"
401 " project -c [-d|-r [-p id] [-0]] <file|directory...>\n"
402 " check project ID and flags on file(s) or directories, print outliers\n"
403 " project -C [-r] [-k] <file|directory...>\n"
404 " clear the project inherit flag and ID on the file or directory\n"
407 {"flushctx", lfs_flushctx, 0, "Flush security context for current user.\n"
408 "usage: flushctx [-k] [mountpoint...]"},
410 "Remote user copy files and directories.\n"
411 "usage: cp [OPTION]... [-T] SOURCE DEST\n\tcp [OPTION]... SOURCE... DIRECTORY\n\tcp [OPTION]... -t DIRECTORY SOURCE..."},
413 "Remote user list directory contents.\n"
414 "usage: ls [OPTION]... [FILE]..."},
415 {"changelog", lfs_changelog, 0,
416 "Show the metadata changes on an MDT."
417 "\nusage: changelog <mdtname> [startrec [endrec]]"},
418 {"changelog_clear", lfs_changelog_clear, 0,
419 "Indicate that old changelog records up to <endrec> are no longer of "
420 "interest to consumer <id>, allowing the system to free up space.\n"
421 "An <endrec> of 0 means all records.\n"
422 "usage: changelog_clear <mdtname> <id> <endrec>"},
423 {"fid2path", lfs_fid2path, 0,
424 "Resolve the full path(s) for given FID(s). For a specific hardlink "
425 "specify link number <linkno>.\n"
426 /* "For a historical link name, specify changelog record <recno>.\n" */
427 "usage: fid2path [--link <linkno>] <fsname|rootpath> <fid> ..."
428 /* [ --rec <recno> ] */ },
429 {"path2fid", lfs_path2fid, 0, "Display the fid(s) for a given path(s).\n"
430 "usage: path2fid [--parents] <path> ..."},
431 {"data_version", lfs_data_version, 0, "Display file data version for "
432 "a given path.\n" "usage: data_version -[n|r|w] <path>"},
433 {"hsm_state", lfs_hsm_state, 0, "Display the HSM information (states, "
434 "undergoing actions) for given files.\n usage: hsm_state <file> ..."},
435 {"hsm_set", lfs_hsm_set, 0, "Set HSM user flag on specified files.\n"
436 "usage: hsm_set [--norelease] [--noarchive] [--dirty] [--exists] "
437 "[--archived] [--lost] [--archive-id NUM] <file> ..."},
438 {"hsm_clear", lfs_hsm_clear, 0, "Clear HSM user flag on specified "
440 "usage: hsm_clear [--norelease] [--noarchive] [--dirty] [--exists] "
441 "[--archived] [--lost] <file> ..."},
442 {"hsm_action", lfs_hsm_action, 0, "Display current HSM request for "
443 "given files.\n" "usage: hsm_action <file> ..."},
444 {"hsm_archive", lfs_hsm_archive, 0,
445 "Archive file to external storage.\n"
446 "usage: hsm_archive [--filelist FILELIST] [--data DATA] [--archive NUM] "
448 {"hsm_restore", lfs_hsm_restore, 0,
449 "Restore file from external storage.\n"
450 "usage: hsm_restore [--filelist FILELIST] [--data DATA] <file> ..."},
451 {"hsm_release", lfs_hsm_release, 0,
452 "Release files from Lustre.\n"
453 "usage: hsm_release [--filelist FILELIST] [--data DATA] <file> ..."},
454 {"hsm_remove", lfs_hsm_remove, 0,
455 "Remove file copy from external storage.\n"
456 "usage: hsm_remove [--filelist FILELIST] [--data DATA] "
458 " (FILE [FILE ...] | "
459 "--mntpath MOUNTPATH FID [FID ...])\n"
461 "Note: To remove an archived copy of a file already deleted from a "
463 "--mntpath option and a list of FIDs must be specified"
465 {"hsm_cancel", lfs_hsm_cancel, 0,
466 "Cancel requests related to specified files.\n"
467 "usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
468 {"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
469 "usage: swap_layouts <path1> <path2>"},
470 {"migrate", lfs_setstripe_migrate, 0,
471 "migrate a directory between MDTs.\n"
472 "usage: migrate --mdt-index <mdt_idx> [--verbose|-v] "
474 "\tmdt_idx: index of the destination MDT\n"
476 "migrate file objects from one OST "
477 "layout\nto another (may be not safe with concurent writes).\n"
479 "[--stripe-count|-c] <stripe_count>\n"
480 " [--stripe-index|-i] <start_ost_index>\n"
481 " [--stripe-size|-S] <stripe_size>\n"
482 " [--pool|-p] <pool_name>\n"
483 " [--ost-list|-o] <ost_indices>\n"
485 " [--non-block|-n]\n"
486 " <file|directory>\n"
487 "\tstripe_count: number of OSTs to stripe a file over\n"
488 "\tstripe_ost_index: index of the first OST to stripe a file over\n"
489 "\tstripe_size: number of bytes to store before moving to the next OST\n"
490 "\tpool_name: name of the predefined pool of OSTs\n"
491 "\tost_indices: OSTs to stripe over, in order\n"
492 "\tblock: wait for the operation to return before continuing\n"
493 "\tnon-block: do not wait for the operation to return.\n"},
495 "To move directories between MDTs. This command is deprecated, "
496 "use \"migrate\" instead.\n"
497 "usage: mv <directory|filename> [--mdt-index|-M] <mdt_index> "
499 {"ladvise", lfs_ladvise, 0,
500 "Provide servers with advice about access patterns for a file.\n"
501 "usage: ladvise [--advice|-a ADVICE] [--start|-s START[kMGT]]\n"
502 " [--background|-b] [--unset|-u]\n\n"
503 " {[--end|-e END[kMGT]] | [--length|-l LENGTH[kMGT]]}\n"
504 " {[--mode|-m [READ,WRITE]}\n"
506 {"mirror", lfs_mirror, mirror_cmdlist,
507 "lfs commands used to manage files with mirrored components:\n"
508 "lfs mirror create - create a mirrored file or directory\n"
509 "lfs mirror extend - add mirror(s) to an existing file\n"
510 "lfs mirror split - split a mirror from an existing mirrored file\n"
511 "lfs mirror resync - resynchronize an out-of-sync mirrored file\n"
512 "lfs mirror verify - verify a mirrored file\n"},
513 {"help", Parser_help, 0, "help"},
514 {"exit", Parser_quit, 0, "quit"},
515 {"quit", Parser_quit, 0, "quit"},
516 {"--version", Parser_version, 0,
517 "output build version of the utility and exit"},
518 {"--list-commands", lfs_list_commands, 0,
519 "list commands supported by the utility and exit"},
524 static int check_hashtype(const char *hashtype)
528 for (i = LMV_HASH_TYPE_ALL_CHARS; i < LMV_HASH_TYPE_MAX; i++)
529 if (strcmp(hashtype, mdt_hash_name[i]) == 0)
536 static const char *error_loc = "syserror";
539 MIGRATION_NONBLOCK = 1 << 0,
540 MIGRATION_MIRROR = 1 << 1,
543 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
544 struct llapi_layout *layout);
547 migrate_open_files(const char *name, const struct llapi_stripe_param *param,
548 struct llapi_layout *layout, int *fd_src, int *fd_tgt)
554 char parent[PATH_MAX];
555 char volatile_file[PATH_MAX];
561 if (param == NULL && layout == NULL) {
562 error_loc = "layout information";
566 /* search for file directory pathname */
567 if (strlen(name) > sizeof(parent) - 1) {
568 error_loc = "source file name";
572 strncpy(parent, name, sizeof(parent));
573 ptr = strrchr(parent, '/');
575 if (getcwd(parent, sizeof(parent)) == NULL) {
576 error_loc = "getcwd";
580 if (ptr == parent) /* leading '/' */
585 /* open file, direct io */
586 /* even if the file is only read, WR mode is nedeed to allow
587 * layout swap on fd */
588 fd = open(name, O_RDWR | O_DIRECT);
591 error_loc = "cannot open source file";
595 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
597 error_loc = "cannot get MDT index";
602 int open_flags = O_WRONLY | O_CREAT | O_EXCL | O_NOFOLLOW;
603 mode_t open_mode = S_IRUSR | S_IWUSR;
605 random_value = random();
606 rc = snprintf(volatile_file, sizeof(volatile_file),
607 "%s/%s:%.4X:%.4X", parent, LUSTRE_VOLATILE_HDR,
608 mdt_index, random_value);
609 if (rc >= sizeof(volatile_file)) {
614 /* create, open a volatile file, use caching (ie no directio) */
616 fdv = llapi_file_open_param(volatile_file, open_flags,
619 fdv = lfs_component_create(volatile_file, open_flags,
621 } while (fdv < 0 && (rc = fdv) == -EEXIST);
624 error_loc = "cannot create volatile file";
628 /* In case the MDT does not support creation of volatile files
629 * we should try to unlink it. */
630 (void)unlink(volatile_file);
632 /* Not-owner (root?) special case.
633 * Need to set owner/group of volatile file like original.
634 * This will allow to pass related check during layout_swap.
639 error_loc = "cannot stat source file";
643 rc = fstat(fdv, &stv);
646 error_loc = "cannot stat volatile";
650 if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
651 rc = fchown(fdv, st.st_uid, st.st_gid);
654 error_loc = "cannot change ownwership of volatile";
673 static int migrate_copy_data(int fd_src, int fd_dst, int (*check_file)(int))
675 struct llapi_layout *layout;
676 size_t buf_size = 4 * 1024 * 1024;
685 layout = llapi_layout_get_by_fd(fd_src, 0);
686 if (layout != NULL) {
687 uint64_t stripe_size;
689 rc = llapi_layout_stripe_size_get(layout, &stripe_size);
691 buf_size = stripe_size;
693 llapi_layout_free(layout);
696 /* Use a page-aligned buffer for direct I/O */
697 rc = posix_memalign(&buf, getpagesize(), buf_size);
702 /* read new data only if we have written all
703 * previously read data */
706 rc = check_file(fd_src);
711 rsize = read(fd_src, buf, buf_size);
723 wsize = write(fd_dst, buf + bufoff, rpos - wpos);
742 static int migrate_copy_timestamps(int fd, int fdv)
746 if (fstat(fd, &st) == 0) {
747 struct timeval tv[2] = {
748 {.tv_sec = st.st_atime},
749 {.tv_sec = st.st_mtime}
752 return futimes(fdv, tv);
758 static int migrate_block(int fd, int fdv)
765 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
767 error_loc = "cannot get dataversion";
775 /* The grouplock blocks all concurrent accesses to the file.
776 * It has to be taken after llapi_get_data_version as it would
778 rc = llapi_group_lock(fd, gid);
780 error_loc = "cannot get group lock";
784 rc = migrate_copy_data(fd, fdv, NULL);
786 error_loc = "data copy failed";
790 /* Make sure we keep original atime/mtime values */
791 rc = migrate_copy_timestamps(fd, fdv);
793 error_loc = "timestamp copy failed";
798 * for a migration we need to check data version on file did
801 * Pass in gid=0 since we already own grouplock. */
802 rc = llapi_fswap_layouts_grouplock(fd, fdv, dv1, 0, 0,
803 SWAP_LAYOUTS_CHECK_DV1);
805 error_loc = "file changed";
808 error_loc = "cannot swap layout";
813 rc2 = llapi_group_unlock(fd, gid);
814 if (rc2 < 0 && rc == 0) {
815 error_loc = "unlock group lock";
823 * Internal helper for migrate_copy_data(). Check lease and report error if
826 * \param[in] fd File descriptor on which to check the lease.
828 * \retval 0 Migration can keep on going.
829 * \retval -errno Error occurred, abort migration.
831 static int check_lease(int fd)
835 rc = llapi_lease_check(fd);
837 return 0; /* llapi_check_lease returns > 0 on success. */
842 static int migrate_nonblock(int fd, int fdv)
848 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
850 error_loc = "cannot get data version";
854 rc = migrate_copy_data(fd, fdv, check_lease);
856 error_loc = "data copy failed";
860 rc = llapi_get_data_version(fd, &dv2, LL_DV_RD_FLUSH);
862 error_loc = "cannot get data version";
868 error_loc = "source file changed";
872 /* Make sure we keep original atime/mtime values */
873 rc = migrate_copy_timestamps(fd, fdv);
875 error_loc = "timestamp copy failed";
882 static int lfs_component_set(char *fname, int comp_id,
883 __u32 flags, __u32 neg_flags)
886 __u32 flags_array[2];
891 ids[count] = comp_id;
892 flags_array[count] = flags;
897 ids[count] = comp_id;
898 flags_array[count] = neg_flags | LCME_FL_NEG;
902 rc = llapi_layout_file_comp_set(fname, ids, flags_array, count);
905 "%s: cannot change the flags of component '%#x' of file '%s': %x / ^(%x)\n",
906 progname, comp_id, fname, flags, neg_flags);
911 static int lfs_component_del(char *fname, __u32 comp_id,
912 __u32 flags, __u32 neg_flags)
916 if (flags && neg_flags)
919 if (!flags && neg_flags)
920 flags = neg_flags | LCME_FL_NEG;
922 if ((flags && comp_id) || (!flags && !comp_id))
925 /* LCME_FL_INIT is the only supported flag in PFL */
927 if (flags & ~LCME_KNOWN_FLAGS) {
929 "%s setstripe: unknown flags %#x\n",
933 } else if (comp_id > LCME_ID_MAX) {
934 fprintf(stderr, "%s setstripe: invalid component id %u\n",
939 rc = llapi_layout_file_comp_del(fname, comp_id, flags);
942 "%s setstripe: cannot delete component %#x from '%s': %s\n",
943 progname, comp_id, fname, strerror(errno));
947 static int lfs_component_add(char *fname, struct llapi_layout *layout)
954 rc = llapi_layout_file_comp_add(fname, layout);
956 fprintf(stderr, "Add layout component(s) to %s failed. %s\n",
957 fname, strerror(errno));
961 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
962 struct llapi_layout *layout)
970 fd = lstat(fname, &st);
971 if (fd == 0 && S_ISDIR(st.st_mode))
972 open_flags = O_DIRECTORY | O_RDONLY;
974 fd = llapi_layout_file_open(fname, open_flags, open_mode, layout);
976 fprintf(stderr, "%s: cannot %s '%s': %s\n", progname,
977 S_ISDIR(st.st_mode) ?
978 "set default composite layout for" :
979 "create composite file",
980 fname, strerror(errno));
984 static int lfs_migrate(char *name, __u64 migration_flags,
985 struct llapi_stripe_param *param,
986 struct llapi_layout *layout)
992 rc = migrate_open_files(name, param, layout, &fd, &fdv);
996 if (!(migration_flags & MIGRATION_NONBLOCK)) {
997 /* Blocking mode (forced if servers do not support file lease).
998 * It is also the default mode, since we cannot distinguish
999 * between a broken lease and a server that does not support
1000 * atomic swap/close (LU-6785) */
1001 rc = migrate_block(fd, fdv);
1005 rc = llapi_lease_get(fd, LL_LEASE_RDLCK);
1007 error_loc = "cannot get lease";
1011 rc = migrate_nonblock(fd, fdv);
1013 llapi_lease_put(fd);
1017 /* Atomically put lease, swap layouts and close.
1018 * for a migration we need to check data version on file did
1020 rc = llapi_fswap_layouts(fd, fdv, 0, 0,
1021 migration_flags & MIGRATION_MIRROR ?
1022 MERGE_LAYOUTS_CLOSE : SWAP_LAYOUTS_CLOSE);
1024 error_loc = "cannot swap layout";
1036 fprintf(stderr, "error: %s: %s: %s: %s\n",
1037 progname, name, error_loc, strerror(-rc));
1041 static int comp_str2flags(char *string, __u32 *flags, __u32 *neg_flags)
1050 for (name = strtok(string, ","); name; name = strtok(NULL, ",")) {
1054 for (i = 0; i < ARRAY_SIZE(comp_flags_table); i++) {
1055 __u32 comp_flag = comp_flags_table[i].cfn_flag;
1056 const char *comp_name = comp_flags_table[i].cfn_name;
1058 if (strcmp(name, comp_name) == 0) {
1059 *flags |= comp_flag;
1061 } else if (strncmp(name, "^", 1) == 0 &&
1062 strcmp(name + 1, comp_name) == 0) {
1063 *neg_flags |= comp_flag;
1068 llapi_printf(LLAPI_MSG_ERROR,
1069 "%s: component flag '%s' not supported\n",
1075 if (!*flags && !*neg_flags)
1078 /* don't allow to set and exclude the same flag */
1079 if (*flags & *neg_flags)
1086 * struct mirror_args - Command-line arguments for mirror(s).
1087 * @m_count: Number of mirrors to be created with this layout.
1088 * @m_flags: Mirror level flags, only 'prefer' is supported.
1089 * @m_layout: Mirror layout.
1090 * @m_file: A victim file. Its layout will be split and used as a mirror.
1091 * @m_next: Point to the next node of the list.
1093 * Command-line arguments for mirror(s) will be parsed and stored in
1094 * a linked list that consists of this structure.
1096 struct mirror_args {
1099 struct llapi_layout *m_layout;
1101 struct mirror_args *m_next;
1104 static int mirror_sanity_check_flags(struct llapi_layout *layout, void *unused)
1109 rc = llapi_layout_comp_flags_get(layout, &flags);
1113 if (flags & LCME_FL_NEG) {
1114 fprintf(stderr, "error: %s: negative flags are not supported\n",
1119 if (flags & LCME_FL_STALE) {
1120 fprintf(stderr, "error: %s: setting '%s' is not supported\n",
1121 progname, comp_flags_table[LCME_FL_STALE].cfn_name);
1125 return LLAPI_LAYOUT_ITER_CONT;
1128 static inline int mirror_sanity_check_one(struct llapi_layout *layout)
1130 uint64_t start, end;
1134 /* LU-10112: do not support dom+flr in phase 1 */
1135 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
1139 rc = llapi_layout_pattern_get(layout, &pattern);
1143 if (pattern == LOV_PATTERN_MDT || pattern == LLAPI_LAYOUT_MDT) {
1144 fprintf(stderr, "error: %s: doesn't support dom+flr for now\n",
1149 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_LAST);
1153 rc = llapi_layout_comp_extent_get(layout, &start, &end);
1157 if (end != LUSTRE_EOF) {
1158 fprintf(stderr, "error: %s: mirror layout doesn't reach eof\n",
1163 rc = llapi_layout_comp_iterate(layout, mirror_sanity_check_flags, NULL);
1168 * enum mirror_flags - Flags for extending a mirrored file.
1169 * @NO_VERIFY: Indicates not to verify the mirror(s) from victim file(s)
1170 * in case the victim file(s) contains the same data as the
1171 * original mirrored file.
1173 * Flags for extending a mirrored file.
1180 * mirror_create_sanity_check() - Check mirror list.
1181 * @list: A linked list that stores the mirror arguments.
1183 * This function does a sanity check on @list for creating
1186 * Return: 0 on success or a negative error code on failure.
1188 static int mirror_create_sanity_check(const char *fname,
1189 struct mirror_args *list)
1192 bool has_m_file = false;
1193 bool has_m_layout = false;
1199 struct llapi_layout *layout;
1201 layout = llapi_layout_get_by_path(fname, 0);
1204 "error: %s: file '%s' couldn't get layout\n",
1209 rc = mirror_sanity_check_one(layout);
1210 llapi_layout_free(layout);
1216 while (list != NULL) {
1217 if (list->m_file != NULL) {
1219 llapi_layout_free(list->m_layout);
1222 llapi_layout_get_by_path(list->m_file, 0);
1223 if (list->m_layout == NULL) {
1225 "error: %s: file '%s' has no layout\n",
1226 progname, list->m_file);
1230 has_m_layout = true;
1231 if (list->m_layout == NULL) {
1232 fprintf(stderr, "error: %s: no mirror layout\n",
1238 rc = mirror_sanity_check_one(list->m_layout);
1242 list = list->m_next;
1245 if (has_m_file && has_m_layout) {
1246 fprintf(stderr, "error: %s: -f <victim_file> option should not "
1247 "be specified with setstripe options or "
1248 "--parent option\n", progname);
1255 static int mirror_set_flags(struct llapi_layout *layout, void *cbdata)
1257 __u32 mirror_flags = *(__u32 *)cbdata;
1261 rc = llapi_layout_comp_flags_get(layout, &flags);
1266 rc = llapi_layout_comp_flags_set(layout, mirror_flags);
1271 return LLAPI_LAYOUT_ITER_CONT;
1275 * mirror_create() - Create a mirrored file.
1276 * @fname: The file to be created.
1277 * @mirror_list: A linked list that stores the mirror arguments.
1279 * This function creates a mirrored file @fname with the mirror(s)
1280 * from @mirror_list.
1282 * Return: 0 on success or a negative error code on failure.
1284 static int mirror_create(char *fname, struct mirror_args *mirror_list)
1286 struct llapi_layout *layout = NULL;
1287 struct mirror_args *cur_mirror = NULL;
1288 uint16_t mirror_count = 0;
1292 rc = mirror_create_sanity_check(NULL, mirror_list);
1296 cur_mirror = mirror_list;
1297 while (cur_mirror != NULL) {
1298 rc = llapi_layout_comp_iterate(cur_mirror->m_layout,
1300 &cur_mirror->m_flags);
1303 fprintf(stderr, "%s: failed to set mirror flags\n",
1308 for (i = 0; i < cur_mirror->m_count; i++) {
1309 rc = llapi_layout_merge(&layout, cur_mirror->m_layout);
1312 fprintf(stderr, "error: %s: "
1313 "merge layout failed: %s\n",
1314 progname, strerror(errno));
1318 mirror_count += cur_mirror->m_count;
1319 cur_mirror = cur_mirror->m_next;
1322 rc = llapi_layout_mirror_count_set(layout, mirror_count);
1325 fprintf(stderr, "error: %s: set mirror count failed: %s\n",
1326 progname, strerror(errno));
1330 rc = lfs_component_create(fname, O_CREAT | O_WRONLY, 0644,
1338 llapi_layout_free(layout);
1343 * Compare files and check lease on @fd.
1345 * \retval bytes number of bytes are the same
1347 static ssize_t mirror_file_compare(int fd, int fdv)
1349 const size_t buflen = 4 * 1024 * 1024; /* 4M */
1351 ssize_t bytes_done = 0;
1352 ssize_t bytes_read = 0;
1354 buf = malloc(buflen * 2);
1359 if (!llapi_lease_check(fd)) {
1360 bytes_done = -EBUSY;
1364 bytes_read = read(fd, buf, buflen);
1365 if (bytes_read <= 0)
1368 if (bytes_read != read(fdv, buf + buflen, buflen))
1371 /* XXX: should compute the checksum on each buffer and then
1372 * compare checksum to avoid cache collision */
1373 if (memcmp(buf, buf + buflen, bytes_read))
1376 bytes_done += bytes_read;
1384 static int mirror_extend_file(const char *fname, const char *victim_file,
1385 enum mirror_flags mirror_flags)
1390 struct stat stbuf_v;
1393 fd = open(fname, O_RDWR);
1395 error_loc = "open source file";
1400 fdv = open(victim_file, O_RDWR);
1402 error_loc = "open target file";
1407 if (fstat(fd, &stbuf) || fstat(fdv, &stbuf_v)) {
1408 error_loc = "stat source or target file";
1413 if (stbuf.st_dev != stbuf_v.st_dev) {
1414 error_loc = "stat source and target file";
1419 /* mirrors should be of the same size */
1420 if (stbuf.st_size != stbuf_v.st_size) {
1421 error_loc = "file sizes don't match";
1426 rc = llapi_lease_get(fd, LL_LEASE_RDLCK);
1428 error_loc = "cannot get lease";
1432 if (!(mirror_flags & NO_VERIFY)) {
1434 /* mirrors should have the same contents */
1435 ret = mirror_file_compare(fd, fdv);
1436 if (ret != stbuf.st_size) {
1437 error_loc = "file busy or contents don't match";
1438 rc = ret < 0 ? ret : -EINVAL;
1443 /* Get rid of caching pages from clients */
1444 rc = llapi_file_flush(fd);
1446 error_loc = "cannot get data version";
1450 rc = llapi_file_flush(fdv);
1452 error_loc = "cannot get data version";
1457 /* Make sure we keep original atime/mtime values */
1458 rc = migrate_copy_timestamps(fd, fdv);
1460 /* Atomically put lease, swap layouts and close.
1461 * for a migration we need to check data version on file did
1463 rc = llapi_fswap_layouts(fd, fdv, 0, 0, MERGE_LAYOUTS_CLOSE);
1465 error_loc = "cannot swap layout";
1477 (void) unlink(victim_file);
1480 fprintf(stderr, "error: %s: %s: %s: %s\n",
1481 progname, fname, error_loc, strerror(-rc));
1485 static int mirror_extend(char *fname, struct mirror_args *mirror_list,
1486 enum mirror_flags mirror_flags)
1490 rc = mirror_create_sanity_check(fname, mirror_list);
1494 while (mirror_list) {
1495 if (mirror_list->m_file != NULL) {
1496 rc = mirror_extend_file(fname, mirror_list->m_file,
1499 __u32 mirror_count = mirror_list->m_count;
1501 while (mirror_count > 0) {
1502 rc = lfs_migrate(fname,
1503 MIGRATION_NONBLOCK | MIGRATION_MIRROR,
1504 NULL, mirror_list->m_layout);
1514 mirror_list = mirror_list->m_next;
1521 * Parse a string containing an target index list into an array of integers.
1523 * The input string contains a comma delimited list of individual
1524 * indices and ranges, for example "1,2-4,7". Add the indices into the
1525 * \a tgts array and remove duplicates.
1527 * \param[out] tgts array to store indices in
1528 * \param[in] size size of \a tgts array
1529 * \param[in] offset starting index in \a tgts
1530 * \param[in] arg string containing OST index list
1532 * \retval positive number of indices in \a tgts
1533 * \retval -EINVAL unable to parse \a arg
1535 static int parse_targets(__u32 *tgts, int size, int offset, char *arg)
1539 int slots = size - offset;
1546 end_of_loop = false;
1547 while (!end_of_loop) {
1551 char *endptr = NULL;
1555 ptr = strchrnul(arg, ',');
1557 end_of_loop = *ptr == '\0';
1560 start_index = strtol(arg, &endptr, 0);
1561 if (endptr == arg) /* no data at all */
1563 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
1566 end_index = start_index;
1567 if (*endptr == '-') {
1568 end_index = strtol(endptr + 1, &endptr, 0);
1569 if (*endptr != '\0')
1571 if (end_index < start_index)
1575 for (i = start_index; i <= end_index && slots > 0; i++) {
1578 /* remove duplicate */
1579 for (j = 0; j < offset; j++) {
1583 if (j == offset) { /* no duplicate */
1588 if (slots == 0 && i < end_index)
1596 if (!end_of_loop && ptr != NULL)
1599 return rc < 0 ? rc : nr;
1602 struct lfs_setstripe_args {
1603 unsigned long long lsa_comp_end;
1604 unsigned long long lsa_stripe_size;
1605 long long lsa_stripe_count;
1606 long long lsa_stripe_off;
1607 __u32 lsa_comp_flags;
1608 __u32 lsa_comp_neg_flags;
1609 unsigned long long lsa_pattern;
1612 char *lsa_pool_name;
1615 static inline void setstripe_args_init(struct lfs_setstripe_args *lsa)
1617 memset(lsa, 0, sizeof(*lsa));
1619 lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
1620 lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
1621 lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
1622 lsa->lsa_pattern = LLAPI_LAYOUT_RAID0;
1623 lsa->lsa_pool_name = NULL;
1627 * setstripe_args_init_inherit() - Initialize and inherit stripe options.
1628 * @lsa: Stripe options to be initialized and inherited.
1630 * This function initializes stripe options in @lsa and inherit
1631 * stripe_size, stripe_count and OST pool_name options.
1635 static inline void setstripe_args_init_inherit(struct lfs_setstripe_args *lsa)
1637 unsigned long long stripe_size;
1638 long long stripe_count;
1639 char *pool_name = NULL;
1641 stripe_size = lsa->lsa_stripe_size;
1642 stripe_count = lsa->lsa_stripe_count;
1643 pool_name = lsa->lsa_pool_name;
1645 setstripe_args_init(lsa);
1647 lsa->lsa_stripe_size = stripe_size;
1648 lsa->lsa_stripe_count = stripe_count;
1649 lsa->lsa_pool_name = pool_name;
1652 static inline bool setstripe_args_specified(struct lfs_setstripe_args *lsa)
1654 return (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT ||
1655 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ||
1656 lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
1657 lsa->lsa_pattern != LLAPI_LAYOUT_RAID0 ||
1658 lsa->lsa_pool_name != NULL ||
1659 lsa->lsa_comp_end != 0);
1663 * comp_args_to_layout() - Create or extend a composite layout.
1664 * @composite: Pointer to the composite layout.
1665 * @lsa: Stripe options for the new component.
1667 * This function creates or extends a composite layout by adding a new
1668 * component with stripe options from @lsa.
1670 * Return: 0 on success or an error code on failure.
1672 static int comp_args_to_layout(struct llapi_layout **composite,
1673 struct lfs_setstripe_args *lsa)
1675 struct llapi_layout *layout = *composite;
1676 uint64_t prev_end = 0;
1679 if (layout == NULL) {
1680 layout = llapi_layout_alloc();
1681 if (layout == NULL) {
1682 fprintf(stderr, "Alloc llapi_layout failed. %s\n",
1686 *composite = layout;
1690 /* Get current component extent, current component
1691 * must be the tail component. */
1692 rc = llapi_layout_comp_extent_get(layout, &start, &prev_end);
1694 fprintf(stderr, "Get comp extent failed. %s\n",
1699 rc = llapi_layout_comp_add(layout);
1701 fprintf(stderr, "Add component failed. %s\n",
1707 rc = llapi_layout_comp_extent_set(layout, prev_end, lsa->lsa_comp_end);
1709 fprintf(stderr, "Set extent [%lu, %llu) failed. %s\n",
1710 prev_end, lsa->lsa_comp_end, strerror(errno));
1714 /* Data-on-MDT component setting */
1715 if (lsa->lsa_pattern == LLAPI_LAYOUT_MDT) {
1716 /* In case of Data-on-MDT patterns the only extra option
1717 * applicable is stripe size option. */
1718 if (lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
1719 fprintf(stderr, "Option 'stripe-count' can't be "
1720 "specified with Data-on-MDT component: %lld\n",
1721 lsa->lsa_stripe_count);
1724 if (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT) {
1725 fprintf(stderr, "Option 'stripe-size' can't be "
1726 "specified with Data-on-MDT component: %llu\n",
1727 lsa->lsa_stripe_size);
1730 if (lsa->lsa_nr_tgts != 0) {
1731 fprintf(stderr, "Option 'ost-list' can't be specified "
1732 "with Data-on-MDT component: '%i'\n",
1736 if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT) {
1737 fprintf(stderr, "Option 'stripe-offset' can't be "
1738 "specified with Data-on-MDT component: %lld\n",
1739 lsa->lsa_stripe_off);
1742 if (lsa->lsa_pool_name != 0) {
1743 fprintf(stderr, "Option 'pool' can't be specified "
1744 "with Data-on-MDT component: '%s'\n",
1745 lsa->lsa_pool_name);
1749 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
1751 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
1752 lsa->lsa_pattern, strerror(errno));
1755 /* Data-on-MDT component has always single stripe up to end */
1756 lsa->lsa_stripe_size = lsa->lsa_comp_end;
1759 rc = llapi_layout_stripe_size_set(layout, lsa->lsa_stripe_size);
1761 fprintf(stderr, "Set stripe size %llu failed: %s\n",
1762 lsa->lsa_stripe_size, strerror(errno));
1766 rc = llapi_layout_stripe_count_set(layout, lsa->lsa_stripe_count);
1768 fprintf(stderr, "Set stripe count %lld failed: %s\n",
1769 lsa->lsa_stripe_count, strerror(errno));
1773 rc = llapi_layout_comp_flags_set(layout, lsa->lsa_comp_flags);
1775 fprintf(stderr, "Set flags 0x%x failed: %s\n",
1776 lsa->lsa_comp_flags, strerror(errno));
1780 if (lsa->lsa_pool_name != NULL) {
1781 rc = llapi_layout_pool_name_set(layout, lsa->lsa_pool_name);
1783 fprintf(stderr, "Set pool name: %s failed. %s\n",
1784 lsa->lsa_pool_name, strerror(errno));
1788 rc = llapi_layout_pool_name_set(layout, "");
1790 fprintf(stderr, "Clear pool name failed: %s\n",
1796 if (lsa->lsa_nr_tgts > 0) {
1797 if (lsa->lsa_stripe_count > 0 &&
1798 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
1799 lsa->lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
1800 lsa->lsa_nr_tgts != lsa->lsa_stripe_count) {
1801 fprintf(stderr, "stripe_count(%lld) != nr_osts(%d)\n",
1802 lsa->lsa_stripe_count, lsa->lsa_nr_tgts);
1805 for (i = 0; i < lsa->lsa_nr_tgts; i++) {
1806 rc = llapi_layout_ost_index_set(layout, i,
1811 } else if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT) {
1812 rc = llapi_layout_ost_index_set(layout, 0, lsa->lsa_stripe_off);
1815 fprintf(stderr, "Set ost index %d failed. %s\n",
1816 i, strerror(errno));
1823 /* In 'lfs setstripe --component-add' mode, we need to fetch the extent
1824 * end of the last component in the existing file, and adjust the
1825 * first extent start of the components to be added accordingly. */
1826 static int adjust_first_extent(char *fname, struct llapi_layout *layout)
1828 struct llapi_layout *head;
1829 uint64_t start, end, stripe_size, prev_end = 0;
1832 if (layout == NULL) {
1834 "%s setstripe: layout must be specified\n",
1840 head = llapi_layout_get_by_path(fname, 0);
1843 "%s setstripe: cannot read layout from '%s': %s\n",
1844 progname, fname, strerror(errno));
1846 } else if (errno == ENODATA) {
1847 /* file without LOVEA, this component-add will be turned
1848 * into a component-create. */
1849 llapi_layout_free(head);
1851 } else if (!llapi_layout_is_composite(head)) {
1852 fprintf(stderr, "%s setstripe: '%s' not a composite file\n",
1854 llapi_layout_free(head);
1858 rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
1860 fprintf(stderr, "%s setstripe: cannot get prev extent: %s\n",
1861 progname, strerror(errno));
1862 llapi_layout_free(head);
1866 llapi_layout_free(head);
1868 /* Make sure we use the first component of the layout to be added. */
1869 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
1872 "%s setstripe: cannot move component cursor: %s\n",
1873 progname, strerror(errno));
1877 rc = llapi_layout_comp_extent_get(layout, &start, &end);
1879 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
1880 progname, strerror(errno));
1884 if (start > prev_end || end <= prev_end) {
1886 "%s setstripe: first extent [%lu, %lu) not adjacent with extent end %lu\n",
1887 progname, start, end, prev_end);
1891 rc = llapi_layout_stripe_size_get(layout, &stripe_size);
1893 fprintf(stderr, "%s setstripe: cannot get stripe size: %s\n",
1894 progname, strerror(errno));
1898 if (stripe_size != LLAPI_LAYOUT_DEFAULT &&
1899 (prev_end & (stripe_size - 1))) {
1901 "%s setstripe: stripe size %lu not aligned with %lu\n",
1902 progname, stripe_size, prev_end);
1906 rc = llapi_layout_comp_extent_set(layout, prev_end, end);
1909 "%s setstripe: cannot set component extent [%lu, %lu): %s\n",
1910 progname, prev_end, end, strerror(errno));
1917 static inline bool arg_is_eof(char *arg)
1919 return !strncmp(arg, "-1", strlen("-1")) ||
1920 !strncmp(arg, "EOF", strlen("EOF")) ||
1921 !strncmp(arg, "eof", strlen("eof"));
1925 * lfs_mirror_alloc() - Allocate a mirror argument structure.
1927 * Return: Valid mirror_args pointer on success and
1928 * NULL if memory allocation fails.
1930 static struct mirror_args *lfs_mirror_alloc(void)
1932 struct mirror_args *mirror = NULL;
1935 mirror = calloc(1, sizeof(*mirror));
1946 * lfs_mirror_free() - Free memory allocated for a mirror argument
1948 * @mirror: Previously allocated mirror argument structure by
1949 * lfs_mirror_alloc().
1951 * Free memory allocated for @mirror.
1955 static void lfs_mirror_free(struct mirror_args *mirror)
1957 if (mirror->m_layout != NULL)
1958 llapi_layout_free(mirror->m_layout);
1963 * lfs_mirror_list_free() - Free memory allocated for a mirror list.
1964 * @mirror_list: Previously allocated mirror list.
1966 * Free memory allocated for @mirror_list.
1970 static void lfs_mirror_list_free(struct mirror_args *mirror_list)
1972 struct mirror_args *next_mirror = NULL;
1974 while (mirror_list != NULL) {
1975 next_mirror = mirror_list->m_next;
1976 lfs_mirror_free(mirror_list);
1977 mirror_list = next_mirror;
1989 LFS_COMP_USE_PARENT_OPT,
1990 LFS_COMP_NO_VERIFY_OPT,
1992 LFS_MIRROR_FLAGS_OPT,
1996 static int lfs_setstripe0(int argc, char **argv, enum setstripe_origin opc)
1998 struct lfs_setstripe_args lsa;
1999 struct llapi_stripe_param *param = NULL;
2000 struct find_param migrate_mdt_param = {
2010 char *mdt_idx_arg = NULL;
2011 unsigned long long size_units = 1;
2012 bool migrate_mode = false;
2013 bool migration_block = false;
2014 __u64 migration_flags = 0;
2015 __u32 osts[LOV_MAX_STRIPE_COUNT] = { 0 };
2016 int comp_del = 0, comp_set = 0;
2019 struct llapi_layout *layout = NULL;
2020 struct llapi_layout **lpp = &layout;
2021 bool mirror_mode = false;
2022 bool has_m_file = false;
2023 __u32 mirror_count = 0;
2024 enum mirror_flags mirror_flags = 0;
2025 struct mirror_args *mirror_list = NULL;
2026 struct mirror_args *new_mirror = NULL;
2027 struct mirror_args *last_mirror = NULL;
2030 struct option long_opts[] = {
2031 /* --block is only valid in migrate mode */
2032 { .val = 'b', .name = "block", .has_arg = no_argument},
2033 { .val = LFS_COMP_ADD_OPT,
2034 .name = "comp-add", .has_arg = no_argument},
2035 { .val = LFS_COMP_ADD_OPT,
2036 .name = "component-add",
2037 .has_arg = no_argument},
2038 { .val = LFS_COMP_DEL_OPT,
2039 .name = "comp-del", .has_arg = no_argument},
2040 { .val = LFS_COMP_DEL_OPT,
2041 .name = "component-del",
2042 .has_arg = no_argument},
2043 { .val = LFS_COMP_FLAGS_OPT,
2044 .name = "comp-flags", .has_arg = required_argument},
2045 { .val = LFS_COMP_FLAGS_OPT,
2046 .name = "component-flags",
2047 .has_arg = required_argument},
2048 { .val = LFS_COMP_SET_OPT,
2049 .name = "comp-set", .has_arg = no_argument},
2050 { .val = LFS_COMP_SET_OPT,
2051 .name = "component-set",
2052 .has_arg = no_argument},
2053 { .val = LFS_COMP_USE_PARENT_OPT,
2054 .name = "parent", .has_arg = no_argument},
2055 { .val = LFS_COMP_NO_VERIFY_OPT,
2056 .name = "no-verify", .has_arg = no_argument},
2057 { .val = LFS_MIRROR_FLAGS_OPT,
2058 .name = "flags", .has_arg = required_argument},
2059 { .val = 'c', .name = "stripe-count", .has_arg = required_argument},
2060 { .val = 'c', .name = "stripe_count", .has_arg = required_argument},
2061 { .val = 'd', .name = "delete", .has_arg = no_argument},
2062 { .val = 'E', .name = "comp-end", .has_arg = required_argument},
2063 { .val = 'E', .name = "component-end",
2064 .has_arg = required_argument},
2065 { .val = 'f', .name = "file", .has_arg = required_argument },
2066 /* dirstripe {"mdt-hash", required_argument, 0, 'H'}, */
2067 { .val = 'i', .name = "stripe-index", .has_arg = required_argument},
2068 { .val = 'i', .name = "stripe_index", .has_arg = required_argument},
2069 { .val = 'I', .name = "comp-id", .has_arg = required_argument},
2070 { .val = 'I', .name = "component-id", .has_arg = required_argument},
2071 { .val = 'L', .name = "layout", .has_arg = required_argument },
2072 { .val = 'm', .name = "mdt", .has_arg = required_argument},
2073 { .val = 'm', .name = "mdt-index", .has_arg = required_argument},
2074 { .val = 'm', .name = "mdt_index", .has_arg = required_argument},
2075 { .val = 'N', .name = "mirror-count", .has_arg = optional_argument},
2076 /* --non-block is only valid in migrate mode */
2077 { .val = 'n', .name = "non-block", .has_arg = no_argument},
2078 { .val = 'o', .name = "ost", .has_arg = required_argument},
2079 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
2080 { .val = 'o', .name = "ost-list", .has_arg = required_argument },
2081 { .val = 'o', .name = "ost_list", .has_arg = required_argument },
2083 { .val = 'p', .name = "pool", .has_arg = required_argument },
2084 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
2085 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
2086 /* dirstripe {"mdt-count", required_argument, 0, 'T'}, */
2087 /* --verbose is only valid in migrate mode */
2088 { .val = 'v', .name = "verbose", .has_arg = no_argument },
2091 setstripe_args_init(&lsa);
2093 migrate_mode = (opc == SO_MIGRATE);
2094 mirror_mode = (opc == SO_MIRROR_CREATE || opc == SO_MIRROR_EXTEND);
2096 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
2098 while ((c = getopt_long(argc, argv, "bc:dE:f:i:I:m:N::no:p:L:s:S:v",
2099 long_opts, NULL)) >= 0) {
2104 case LFS_COMP_ADD_OPT:
2107 case LFS_COMP_DEL_OPT:
2110 case LFS_COMP_FLAGS_OPT:
2111 result = comp_str2flags(optarg, &lsa.lsa_comp_flags,
2112 &lsa.lsa_comp_neg_flags);
2115 if (mirror_mode && lsa.lsa_comp_neg_flags) {
2116 fprintf(stderr, "%s: inverted flags are not supported\n",
2120 if (lsa.lsa_comp_neg_flags & LCME_FL_STALE) {
2122 "%s: cannot clear 'stale' flags from component. Please use lfs-mirror-resync(1) instead\n",
2129 case LFS_COMP_SET_OPT:
2132 case LFS_COMP_USE_PARENT_OPT:
2134 fprintf(stderr, "error: %s: --parent must be "
2135 "specified with --mirror-count|-N "
2136 "option\n", progname);
2139 setstripe_args_init(&lsa);
2141 case LFS_COMP_NO_VERIFY_OPT:
2142 mirror_flags |= NO_VERIFY;
2144 case LFS_MIRROR_FLAGS_OPT: {
2147 if (!mirror_mode || !last_mirror) {
2148 fprintf(stderr, "error: %s: --flags must be specified with --mirror-count|-N option\n",
2153 result = comp_str2flags(optarg, &last_mirror->m_flags,
2159 fprintf(stderr, "%s: inverted flags are not supported\n",
2164 if (last_mirror->m_flags & ~LCME_USER_FLAGS) {
2166 "%s: unsupported mirror flags: %s\n",
2174 if (!migrate_mode) {
2176 "%s %s: -b|--block valid only for migrate command\n",
2180 migration_block = true;
2183 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
2186 "%s %s: invalid stripe count '%s'\n",
2187 progname, argv[0], optarg);
2191 if (lsa.lsa_stripe_count == -1)
2192 lsa.lsa_stripe_count = LLAPI_LAYOUT_WIDE;
2195 /* delete the default striping pattern */
2199 if (lsa.lsa_comp_end != 0) {
2200 result = comp_args_to_layout(lpp, &lsa);
2203 "%s %s: invalid layout\n",
2208 setstripe_args_init_inherit(&lsa);
2211 if (arg_is_eof(optarg)) {
2212 lsa.lsa_comp_end = LUSTRE_EOF;
2214 result = llapi_parse_size(optarg,
2219 "%s %s: invalid component end '%s'\n",
2220 progname, argv[0], optarg);
2226 lsa.lsa_stripe_off = strtol(optarg, &end, 0);
2229 "%s %s: invalid stripe offset '%s'\n",
2230 progname, argv[0], optarg);
2233 if (lsa.lsa_stripe_off == -1)
2234 lsa.lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
2237 comp_id = strtoul(optarg, &end, 0);
2238 if (*end != '\0' || comp_id == 0 ||
2239 comp_id > LCME_ID_MAX) {
2241 "%s %s: invalid component ID '%s'\n",
2242 progname, argv[0], optarg);
2247 if (opc != SO_MIRROR_EXTEND) {
2249 "error: %s: invalid option: %s\n",
2250 progname, argv[optopt + 1]);
2253 if (last_mirror == NULL) {
2254 fprintf(stderr, "error: %s: '-N' must exist "
2255 "in front of '%s'\n",
2256 progname, argv[optopt + 1]);
2260 last_mirror->m_file = optarg;
2261 last_mirror->m_count = 1;
2265 if (strcmp(argv[optind - 1], "mdt") == 0) {
2266 /* Can be only the first component */
2267 if (layout != NULL) {
2269 fprintf(stderr, "error: 'mdt' layout "
2270 "can be only the first one\n");
2273 if (lsa.lsa_comp_end > (1ULL << 30)) { /* 1Gb */
2275 fprintf(stderr, "error: 'mdt' layout "
2276 "size is too big\n");
2279 lsa.lsa_pattern = LLAPI_LAYOUT_MDT;
2280 } else if (strcmp(argv[optind - 1], "raid0") != 0) {
2282 fprintf(stderr, "error: layout '%s' is "
2283 "unknown, supported layouts are: "
2284 "'mdt', 'raid0'\n", argv[optind]);
2289 if (!migrate_mode) {
2291 "%s %s: -m|--mdt-index valid only for migrate command\n",
2295 mdt_idx_arg = optarg;
2298 if (!migrate_mode) {
2300 "%s %s: -n|--non-block valid only for migrate command\n",
2304 migration_flags |= MIGRATION_NONBLOCK;
2307 if (opc == SO_SETSTRIPE) {
2308 opc = SO_MIRROR_CREATE;
2312 if (optarg != NULL) {
2313 mirror_count = strtoul(optarg, &end, 0);
2314 if (*end != '\0' || mirror_count == 0) {
2316 "error: %s: bad mirror count: %s\n",
2323 new_mirror = lfs_mirror_alloc();
2324 new_mirror->m_count = mirror_count;
2326 if (mirror_list == NULL)
2327 mirror_list = new_mirror;
2329 if (last_mirror != NULL) {
2330 /* wrap up last mirror */
2331 if (lsa.lsa_comp_end == 0)
2332 lsa.lsa_comp_end = LUSTRE_EOF;
2334 result = comp_args_to_layout(lpp, &lsa);
2336 lfs_mirror_free(new_mirror);
2340 setstripe_args_init_inherit(&lsa);
2342 last_mirror->m_next = new_mirror;
2345 last_mirror = new_mirror;
2346 lpp = &last_mirror->m_layout;
2349 lsa.lsa_nr_tgts = parse_targets(osts,
2350 sizeof(osts) / sizeof(__u32),
2351 lsa.lsa_nr_tgts, optarg);
2352 if (lsa.lsa_nr_tgts < 0) {
2354 "%s %s: invalid OST target(s) '%s'\n",
2355 progname, argv[0], optarg);
2359 lsa.lsa_tgts = osts;
2360 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
2361 lsa.lsa_stripe_off = osts[0];
2366 lsa.lsa_pool_name = optarg;
2369 result = llapi_parse_size(optarg, &lsa.lsa_stripe_size,
2373 "%s %s: invalid stripe size '%s'\n",
2374 progname, argv[0], optarg);
2379 if (!migrate_mode) {
2381 "%s %s: -v|--verbose valid only for migrate command\n",
2385 migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
2388 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
2389 progname, argv[0], argv[optind - 1]);
2394 fname = argv[optind];
2396 if (optind == argc) {
2397 fprintf(stderr, "%s %s: FILE must be specified\n",
2402 if (mirror_mode && mirror_count == 0) {
2404 "error: %s: --mirror-count|-N option is required\n",
2411 if (lsa.lsa_comp_end == 0)
2412 lsa.lsa_comp_end = LUSTRE_EOF;
2415 if (lsa.lsa_comp_end != 0) {
2416 result = comp_args_to_layout(lpp, &lsa);
2421 if (mirror_flags & NO_VERIFY) {
2422 if (opc != SO_MIRROR_EXTEND) {
2424 "error: %s: --no-verify is valid only for lfs mirror extend command\n",
2428 } else if (!has_m_file) {
2430 "error: %s: --no-verify must be specified with -f <victim_file> option\n",
2437 /* Only LCME_FL_INIT flags is used in PFL, and it shouldn't be
2438 * altered by user space tool, so we don't need to support the
2439 * --component-set for this moment. */
2440 if (comp_set && !comp_id) {
2441 fprintf(stderr, "%s %s: --component-set doesn't have component-id set\n",
2446 if ((delete + comp_set + comp_del + comp_add) > 1) {
2448 "%s %s: options --component-set, --component-del, --component-add and -d are mutually exclusive\n",
2453 if (delete && (setstripe_args_specified(&lsa) || comp_id != 0 ||
2454 lsa.lsa_comp_flags != 0 || layout != NULL)) {
2456 "%s %s: option -d is mutually exclusive with -s, -c, -o, -p, -I, -F and -E options\n",
2461 if ((comp_set || comp_del) &&
2462 (setstripe_args_specified(&lsa) || layout != NULL)) {
2464 "%s %s: options --component-del and --component-set are mutually exclusive when used with -c, -E, -o, -p, or -s\n",
2469 if (comp_del && comp_id != 0 && lsa.lsa_comp_flags != 0) {
2471 "%s %s: options -I and -F are mutually exclusive when used with --component-del\n",
2476 if (comp_add || comp_del) {
2479 result = lstat(fname, &st);
2480 if (result == 0 && S_ISDIR(st.st_mode)) {
2482 "%s setstripe: cannot use --component-add or --component-del for directory\n",
2488 fprintf(stderr, "error: %s: can't use --component-add "
2489 "or --component-del for mirror operation\n",
2496 if (layout == NULL) {
2498 "%s %s: option -E must be specified with --component-add\n",
2503 result = adjust_first_extent(fname, layout);
2504 if (result == -ENODATA)
2506 else if (result != 0)
2510 if (mdt_idx_arg != NULL && optind > 3) {
2512 "%s %s: option -m cannot be used with other options\n",
2517 if ((migration_flags & MIGRATION_NONBLOCK) && migration_block) {
2519 "%s %s: options --non-block and --block are mutually exclusive\n",
2524 if (!comp_del && !comp_set && comp_id != 0) {
2526 "%s %s: option -I can only be used with --component-del\n",
2531 if (mdt_idx_arg != NULL) {
2532 /* initialize migrate mdt parameters */
2533 migrate_mdt_param.fp_mdt_index = strtoul(mdt_idx_arg, &end, 0);
2535 fprintf(stderr, "%s %s: invalid MDT index '%s'\n",
2536 progname, argv[0], mdt_idx_arg);
2539 migrate_mdt_param.fp_migrate = 1;
2540 } else if (layout == NULL) {
2541 /* initialize stripe parameters */
2542 param = calloc(1, offsetof(typeof(*param),
2543 lsp_osts[lsa.lsa_nr_tgts]));
2544 if (param == NULL) {
2546 "%s %s: cannot allocate memory for parameters: %s\n",
2547 progname, argv[0], strerror(ENOMEM));
2552 if (lsa.lsa_stripe_size != LLAPI_LAYOUT_DEFAULT)
2553 param->lsp_stripe_size = lsa.lsa_stripe_size;
2554 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
2555 if (lsa.lsa_stripe_count == LLAPI_LAYOUT_WIDE)
2556 param->lsp_stripe_count = -1;
2558 param->lsp_stripe_count = lsa.lsa_stripe_count;
2560 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
2561 param->lsp_stripe_offset = -1;
2563 param->lsp_stripe_offset = lsa.lsa_stripe_off;
2564 param->lsp_pool = lsa.lsa_pool_name;
2565 param->lsp_is_specific = false;
2566 if (lsa.lsa_nr_tgts > 0) {
2567 if (lsa.lsa_stripe_count > 0 &&
2568 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
2569 lsa.lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
2570 lsa.lsa_nr_tgts != lsa.lsa_stripe_count) {
2571 fprintf(stderr, "error: %s: stripe count %lld "
2572 "doesn't match the number of OSTs: %d\n"
2573 , argv[0], lsa.lsa_stripe_count,
2579 param->lsp_is_specific = true;
2580 param->lsp_stripe_count = lsa.lsa_nr_tgts;
2581 memcpy(param->lsp_osts, osts,
2582 sizeof(*osts) * lsa.lsa_nr_tgts);
2586 for (fname = argv[optind]; fname != NULL; fname = argv[++optind]) {
2587 if (mdt_idx_arg != NULL) {
2588 result = llapi_migrate_mdt(fname, &migrate_mdt_param);
2589 } else if (migrate_mode) {
2590 result = lfs_migrate(fname, migration_flags, param,
2592 } else if (comp_set != 0) {
2593 result = lfs_component_set(fname, comp_id,
2595 lsa.lsa_comp_neg_flags);
2596 } else if (comp_del != 0) {
2597 result = lfs_component_del(fname, comp_id,
2599 lsa.lsa_comp_neg_flags);
2600 } else if (comp_add != 0) {
2601 result = lfs_component_add(fname, layout);
2602 } else if (opc == SO_MIRROR_CREATE) {
2603 result = mirror_create(fname, mirror_list);
2604 } else if (opc == SO_MIRROR_EXTEND) {
2605 result = mirror_extend(fname, mirror_list,
2607 } else if (layout != NULL) {
2608 result = lfs_component_create(fname, O_CREAT | O_WRONLY,
2615 result = llapi_file_open_param(fname,
2624 /* Save the first error encountered. */
2632 llapi_layout_free(layout);
2633 lfs_mirror_list_free(mirror_list);
2638 llapi_layout_free(layout);
2639 lfs_mirror_list_free(mirror_list);
2643 static int lfs_poollist(int argc, char **argv)
2648 return llapi_poollist(argv[1]);
2651 static int set_time(time_t *time, time_t *set, char *str)
2658 else if (str[0] == '-')
2664 t = strtol(str, NULL, 0);
2665 if (*time < t * 24 * 60 * 60) {
2668 fprintf(stderr, "Wrong time '%s' is specified.\n", str);
2672 *set = *time - t * 24 * 60 * 60;
2675 static int name2uid(unsigned int *id, const char *name)
2677 struct passwd *passwd;
2679 passwd = getpwnam(name);
2682 *id = passwd->pw_uid;
2687 static int name2gid(unsigned int *id, const char *name)
2689 struct group *group;
2691 group = getgrnam(name);
2694 *id = group->gr_gid;
2699 static inline int name2projid(unsigned int *id, const char *name)
2704 static int uid2name(char **name, unsigned int id)
2706 struct passwd *passwd;
2708 passwd = getpwuid(id);
2711 *name = passwd->pw_name;
2716 static inline int gid2name(char **name, unsigned int id)
2718 struct group *group;
2720 group = getgrgid(id);
2723 *name = group->gr_name;
2728 static int name2layout(__u32 *layout, char *name)
2730 char *ptr, *layout_name;
2733 for (ptr = name; ; ptr = NULL) {
2734 layout_name = strtok(ptr, ",");
2735 if (layout_name == NULL)
2737 if (strcmp(layout_name, "released") == 0)
2738 *layout |= LOV_PATTERN_F_RELEASED;
2739 else if (strcmp(layout_name, "raid0") == 0)
2740 *layout |= LOV_PATTERN_RAID0;
2741 else if (strcmp(layout_name, "mdt") == 0)
2742 *layout |= LOV_PATTERN_MDT;
2749 static int lfs_find(int argc, char **argv)
2754 struct find_param param = {
2758 struct option long_opts[] = {
2759 { .val = 'A', .name = "atime", .has_arg = required_argument },
2760 { .val = LFS_COMP_COUNT_OPT,
2761 .name = "comp-count", .has_arg = required_argument },
2762 { .val = LFS_COMP_COUNT_OPT,
2763 .name = "component-count",
2764 .has_arg = required_argument },
2765 { .val = LFS_COMP_FLAGS_OPT,
2766 .name = "comp-flags", .has_arg = required_argument },
2767 { .val = LFS_COMP_FLAGS_OPT,
2768 .name = "component-flags",
2769 .has_arg = required_argument },
2770 { .val = LFS_COMP_START_OPT,
2771 .name = "comp-start", .has_arg = required_argument },
2772 { .val = LFS_COMP_START_OPT,
2773 .name = "component-start",
2774 .has_arg = required_argument },
2775 { .val = 'c', .name = "stripe-count", .has_arg = required_argument },
2776 { .val = 'c', .name = "stripe_count", .has_arg = required_argument },
2777 { .val = 'C', .name = "ctime", .has_arg = required_argument },
2778 { .val = 'D', .name = "maxdepth", .has_arg = required_argument },
2779 { .val = 'E', .name = "comp-end", .has_arg = required_argument },
2780 { .val = 'E', .name = "component-end",
2781 .has_arg = required_argument },
2782 { .val = 'g', .name = "gid", .has_arg = required_argument },
2783 { .val = 'G', .name = "group", .has_arg = required_argument },
2784 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
2785 { .val = 'i', .name = "stripe-index", .has_arg = required_argument },
2786 { .val = 'i', .name = "stripe_index", .has_arg = required_argument },
2787 /*{"component-id", required_argument, 0, 'I'},*/
2788 { .val = 'L', .name = "layout", .has_arg = required_argument },
2789 { .val = 'm', .name = "mdt", .has_arg = required_argument },
2790 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
2791 { .val = 'm', .name = "mdt_index", .has_arg = required_argument },
2792 { .val = 'M', .name = "mtime", .has_arg = required_argument },
2793 { .val = 'n', .name = "name", .has_arg = required_argument },
2794 /* reserve {"or", no_argument, , 0, 'o'}, to match find(1) */
2795 { .val = 'O', .name = "obd", .has_arg = required_argument },
2796 { .val = 'O', .name = "ost", .has_arg = required_argument },
2797 /* no short option for pool, p/P already used */
2798 { .val = LFS_POOL_OPT,
2799 .name = "pool", .has_arg = required_argument },
2800 { .val = 'p', .name = "print0", .has_arg = no_argument },
2801 { .val = 'P', .name = "print", .has_arg = no_argument },
2802 { .val = LFS_PROJID_OPT,
2803 .name = "projid", .has_arg = required_argument },
2804 { .val = 's', .name = "size", .has_arg = required_argument },
2805 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
2806 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
2807 { .val = 't', .name = "type", .has_arg = required_argument },
2808 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
2809 { .val = 'u', .name = "uid", .has_arg = required_argument },
2810 { .val = 'U', .name = "user", .has_arg = required_argument },
2822 /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
2823 while ((c = getopt_long_only(argc, argv,
2824 "-A:c:C:D:E:g:G:H:i:L:m:M:n:O:Ppqrs:S:t:T:u:U:v",
2825 long_opts, NULL)) >= 0) {
2830 /* '!' is part of option */
2831 /* when getopt_long_only() finds a string which is not
2832 * an option nor a known option argument it returns 1
2833 * in that case if we already have found pathstart and pathend
2834 * (i.e. we have the list of pathnames),
2835 * the only supported value is "!"
2837 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
2838 if (!isoption && pathend != -1) {
2839 fprintf(stderr, "err: %s: filename|dirname must either "
2840 "precede options or follow options\n",
2845 if (!isoption && pathstart == -1)
2846 pathstart = optind - 1;
2847 if (isoption && pathstart != -1 && pathend == -1)
2848 pathend = optind - 2;
2854 /* unknown; opt is "!" or path component,
2855 * checking done above.
2857 if (strcmp(optarg, "!") == 0)
2861 xtime = ¶m.fp_atime;
2862 xsign = ¶m.fp_asign;
2863 param.fp_exclude_atime = !!neg_opt;
2864 /* no break, this falls through to 'C' for ctime */
2867 xtime = ¶m.fp_ctime;
2868 xsign = ¶m.fp_csign;
2869 param.fp_exclude_ctime = !!neg_opt;
2871 /* no break, this falls through to 'M' for mtime */
2874 xtime = ¶m.fp_mtime;
2875 xsign = ¶m.fp_msign;
2876 param.fp_exclude_mtime = !!neg_opt;
2878 rc = set_time(&t, xtime, optarg);
2879 if (rc == INT_MAX) {
2886 case LFS_COMP_COUNT_OPT:
2887 if (optarg[0] == '+') {
2888 param.fp_comp_count_sign = -1;
2890 } else if (optarg[0] == '-') {
2891 param.fp_comp_count_sign = 1;
2895 param.fp_comp_count = strtoul(optarg, &endptr, 0);
2896 if (*endptr != '\0') {
2897 fprintf(stderr, "error: bad component count "
2901 param.fp_check_comp_count = 1;
2902 param.fp_exclude_comp_count = !!neg_opt;
2904 case LFS_COMP_FLAGS_OPT:
2905 rc = comp_str2flags(optarg, ¶m.fp_comp_flags,
2906 ¶m.fp_comp_neg_flags);
2908 fprintf(stderr, "error: bad component flags "
2912 param.fp_check_comp_flags = 1;
2914 __u32 flags = param.fp_comp_neg_flags;
2915 param.fp_comp_neg_flags = param.fp_comp_flags;
2916 param.fp_comp_flags = flags;
2919 case LFS_COMP_START_OPT:
2920 if (optarg[0] == '+') {
2921 param.fp_comp_start_sign = -1;
2923 } else if (optarg[0] == '-') {
2924 param.fp_comp_start_sign = 1;
2928 rc = llapi_parse_size(optarg, ¶m.fp_comp_start,
2929 ¶m.fp_comp_start_units, 0);
2931 fprintf(stderr, "error: bad component start "
2935 param.fp_check_comp_start = 1;
2936 param.fp_exclude_comp_start = !!neg_opt;
2939 if (optarg[0] == '+') {
2940 param.fp_stripe_count_sign = -1;
2942 } else if (optarg[0] == '-') {
2943 param.fp_stripe_count_sign = 1;
2947 param.fp_stripe_count = strtoul(optarg, &endptr, 0);
2948 if (*endptr != '\0') {
2949 fprintf(stderr,"error: bad stripe_count '%s'\n",
2954 param.fp_check_stripe_count = 1;
2955 param.fp_exclude_stripe_count = !!neg_opt;
2958 param.fp_max_depth = strtol(optarg, 0, 0);
2961 if (optarg[0] == '+') {
2962 param.fp_comp_end_sign = -1;
2964 } else if (optarg[0] == '-') {
2965 param.fp_comp_end_sign = 1;
2969 if (arg_is_eof(optarg)) {
2970 param.fp_comp_end = LUSTRE_EOF;
2971 param.fp_comp_end_units = 1;
2974 rc = llapi_parse_size(optarg,
2976 ¶m.fp_comp_end_units, 0);
2979 fprintf(stderr, "error: bad component end "
2983 param.fp_check_comp_end = 1;
2984 param.fp_exclude_comp_end = !!neg_opt;
2988 rc = name2gid(¶m.fp_gid, optarg);
2990 param.fp_gid = strtoul(optarg, &endptr, 10);
2991 if (*endptr != '\0') {
2992 fprintf(stderr, "Group/GID: %s cannot "
2993 "be found.\n", optarg);
2998 param.fp_exclude_gid = !!neg_opt;
2999 param.fp_check_gid = 1;
3002 param.fp_hash_type = check_hashtype(optarg);
3003 if (param.fp_hash_type == 0) {
3004 fprintf(stderr, "error: bad hash_type '%s'\n",
3009 param.fp_check_hash_type = 1;
3010 param.fp_exclude_hash_type = !!neg_opt;
3013 ret = name2layout(¶m.fp_layout, optarg);
3016 param.fp_exclude_layout = !!neg_opt;
3017 param.fp_check_layout = 1;
3021 rc = name2uid(¶m.fp_uid, optarg);
3023 param.fp_uid = strtoul(optarg, &endptr, 10);
3024 if (*endptr != '\0') {
3025 fprintf(stderr, "User/UID: %s cannot "
3026 "be found.\n", optarg);
3031 param.fp_exclude_uid = !!neg_opt;
3032 param.fp_check_uid = 1;
3035 if (strlen(optarg) > LOV_MAXPOOLNAME) {
3037 "Pool name %s is too long"
3038 " (max is %d)\n", optarg,
3043 /* we do check for empty pool because empty pool
3044 * is used to find V1 lov attributes */
3045 strncpy(param.fp_poolname, optarg, LOV_MAXPOOLNAME);
3046 param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
3047 param.fp_exclude_pool = !!neg_opt;
3048 param.fp_check_pool = 1;
3051 param.fp_pattern = (char *)optarg;
3052 param.fp_exclude_pattern = !!neg_opt;
3057 char *buf, *token, *next, *p;
3061 buf = strdup(optarg);
3067 param.fp_exclude_obd = !!neg_opt;
3070 while (token && *token) {
3071 token = strchr(token, ',');
3078 param.fp_exclude_mdt = !!neg_opt;
3079 param.fp_num_alloc_mdts += len;
3080 tmp = realloc(param.fp_mdt_uuid,
3081 param.fp_num_alloc_mdts *
3082 sizeof(*param.fp_mdt_uuid));
3088 param.fp_mdt_uuid = tmp;
3090 param.fp_exclude_obd = !!neg_opt;
3091 param.fp_num_alloc_obds += len;
3092 tmp = realloc(param.fp_obd_uuid,
3093 param.fp_num_alloc_obds *
3094 sizeof(*param.fp_obd_uuid));
3100 param.fp_obd_uuid = tmp;
3102 for (token = buf; token && *token; token = next) {
3103 struct obd_uuid *puuid;
3106 ¶m.fp_mdt_uuid[param.fp_num_mdts++];
3109 ¶m.fp_obd_uuid[param.fp_num_obds++];
3111 p = strchr(token, ',');
3118 if (strlen(token) > sizeof(puuid->uuid) - 1) {
3123 strncpy(puuid->uuid, token,
3124 sizeof(puuid->uuid));
3132 param.fp_zero_end = 1;
3136 case LFS_PROJID_OPT:
3137 rc = name2projid(¶m.fp_projid, optarg);
3139 param.fp_projid = strtoul(optarg, &endptr, 10);
3140 if (*endptr != '\0') {
3142 "Invalid project ID: %s",
3148 param.fp_exclude_projid = !!neg_opt;
3149 param.fp_check_projid = 1;
3152 if (optarg[0] == '+') {
3153 param.fp_size_sign = -1;
3155 } else if (optarg[0] == '-') {
3156 param.fp_size_sign = 1;
3160 ret = llapi_parse_size(optarg, ¶m.fp_size,
3161 ¶m.fp_size_units, 0);
3163 fprintf(stderr, "error: bad file size '%s'\n",
3167 param.fp_check_size = 1;
3168 param.fp_exclude_size = !!neg_opt;
3171 if (optarg[0] == '+') {
3172 param.fp_stripe_size_sign = -1;
3174 } else if (optarg[0] == '-') {
3175 param.fp_stripe_size_sign = 1;
3179 ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
3180 ¶m.fp_stripe_size_units, 0);
3182 fprintf(stderr, "error: bad stripe_size '%s'\n",
3186 param.fp_check_stripe_size = 1;
3187 param.fp_exclude_stripe_size = !!neg_opt;
3190 param.fp_exclude_type = !!neg_opt;
3191 switch (optarg[0]) {
3193 param.fp_type = S_IFBLK;
3196 param.fp_type = S_IFCHR;
3199 param.fp_type = S_IFDIR;
3202 param.fp_type = S_IFREG;
3205 param.fp_type = S_IFLNK;
3208 param.fp_type = S_IFIFO;
3211 param.fp_type = S_IFSOCK;
3214 fprintf(stderr, "error: %s: bad type '%s'\n",
3221 if (optarg[0] == '+') {
3222 param.fp_mdt_count_sign = -1;
3224 } else if (optarg[0] == '-') {
3225 param.fp_mdt_count_sign = 1;
3229 param.fp_mdt_count = strtoul(optarg, &endptr, 0);
3230 if (*endptr != '\0') {
3231 fprintf(stderr, "error: bad mdt_count '%s'\n",
3236 param.fp_check_mdt_count = 1;
3237 param.fp_exclude_mdt_count = !!neg_opt;
3245 if (pathstart == -1) {
3246 fprintf(stderr, "error: %s: no filename|pathname\n",
3250 } else if (pathend == -1) {
3256 rc = llapi_find(argv[pathstart], ¶m);
3257 if (rc != 0 && ret == 0)
3259 } while (++pathstart < pathend);
3262 fprintf(stderr, "error: %s failed for %s.\n",
3263 argv[0], argv[optind - 1]);
3265 if (param.fp_obd_uuid && param.fp_num_alloc_obds)
3266 free(param.fp_obd_uuid);
3268 if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
3269 free(param.fp_mdt_uuid);
3274 static int lfs_getstripe_internal(int argc, char **argv,
3275 struct find_param *param)
3277 struct option long_opts[] = {
3278 { .val = LFS_COMP_COUNT_OPT,
3279 .name = "comp-count", .has_arg = no_argument },
3280 { .val = LFS_COMP_COUNT_OPT,
3281 .name = "component-count", .has_arg = no_argument },
3282 { .val = LFS_COMP_FLAGS_OPT,
3283 .name = "comp-flags", .has_arg = optional_argument },
3284 { .val = LFS_COMP_FLAGS_OPT,
3285 .name = "component-flags", .has_arg = optional_argument },
3286 { .val = LFS_COMP_START_OPT,
3287 .name = "comp-start", .has_arg = optional_argument },
3288 { .val = LFS_COMP_START_OPT,
3289 .name = "component-start", .has_arg = optional_argument },
3290 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
3291 /* This formerly implied "stripe-count", but was explicitly
3292 * made "stripe-count" for consistency with other options,
3293 * and to separate it from "mdt-count" when DNE arrives. */
3294 { .val = 'c', .name = "count", .has_arg = no_argument },
3296 { .val = 'c', .name = "stripe-count", .has_arg = no_argument },
3297 { .val = 'c', .name = "stripe_count", .has_arg = no_argument },
3298 { .val = 'd', .name = "directory", .has_arg = no_argument },
3299 { .val = 'D', .name = "default", .has_arg = no_argument },
3300 { .val = 'E', .name = "comp-end", .has_arg = optional_argument },
3301 { .val = 'E', .name = "component-end",
3302 .has_arg = optional_argument },
3303 { .val = 'F', .name = "fid", .has_arg = no_argument },
3304 { .val = 'g', .name = "generation", .has_arg = no_argument },
3305 /* dirstripe { .val = 'H', .name = "mdt-hash",
3306 * .has_arg = required_argument }, */
3307 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
3308 /* This formerly implied "stripe-index", but was explicitly
3309 * made "stripe-index" for consistency with other options,
3310 * and to separate it from "mdt-index" when DNE arrives. */
3311 { .val = 'i', .name = "index", .has_arg = no_argument },
3313 { .val = 'i', .name = "stripe-index", .has_arg = no_argument },
3314 { .val = 'i', .name = "stripe_index", .has_arg = no_argument },
3315 { .val = 'I', .name = "comp-id", .has_arg = optional_argument },
3316 { .val = 'I', .name = "component-id", .has_arg = optional_argument },
3317 { .val = 'L', .name = "layout", .has_arg = no_argument },
3318 { .val = 'm', .name = "mdt", .has_arg = no_argument },
3319 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
3320 { .val = 'm', .name = "mdt_index", .has_arg = no_argument },
3321 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3322 { .val = 'M', .name = "mdt-index", .has_arg = no_argument },
3323 { .val = 'M', .name = "mdt_index", .has_arg = no_argument },
3325 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
3326 /* This formerly implied "stripe-index", but was confusing
3327 * with "file offset" (which will eventually be needed for
3328 * with different layouts by offset), so deprecate it. */
3329 { .val = 'o', .name = "offset", .has_arg = no_argument },
3331 { .val = 'O', .name = "obd", .has_arg = required_argument },
3332 { .val = 'O', .name = "ost", .has_arg = required_argument },
3333 { .val = 'p', .name = "pool", .has_arg = no_argument },
3334 { .val = 'q', .name = "quiet", .has_arg = no_argument },
3335 { .val = 'r', .name = "recursive", .has_arg = no_argument },
3336 { .val = 'R', .name = "raw", .has_arg = no_argument },
3337 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
3338 /* This formerly implied "--stripe-size", but was confusing
3339 * with "lfs find --size|-s", which means "file size", so use
3340 * the consistent "--stripe-size|-S" for all commands. */
3341 { .val = 's', .name = "size", .has_arg = no_argument },
3343 { .val = 'S', .name = "stripe-size", .has_arg = no_argument },
3344 { .val = 'S', .name = "stripe_size", .has_arg = no_argument },
3345 /* dirstripe { .val = 'T', .name = "mdt-count",
3346 * .has_arg = required_argument }, */
3347 { .val = 'v', .name = "verbose", .has_arg = no_argument },
3348 { .val = 'y', .name = "yaml", .has_arg = no_argument },
3353 while ((c = getopt_long(argc, argv, "cdDE::FghiI::LmMoO:pqrRsSvy",
3354 long_opts, NULL)) != -1) {
3357 if (strcmp(argv[optind - 1], "--count") == 0)
3358 fprintf(stderr, "warning: '--count' deprecated,"
3359 " use '--stripe-count' instead\n");
3360 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
3361 param->fp_verbose |= VERBOSE_COUNT;
3362 param->fp_max_depth = 0;
3365 case LFS_COMP_COUNT_OPT:
3366 param->fp_verbose |= VERBOSE_COMP_COUNT;
3367 param->fp_max_depth = 0;
3369 case LFS_COMP_FLAGS_OPT:
3370 if (optarg != NULL) {
3371 rc = comp_str2flags(optarg,
3372 ¶m->fp_comp_flags,
3373 ¶m->fp_comp_neg_flags);
3375 fprintf(stderr, "error: %s bad "
3376 "component flags '%s'.\n",
3380 param->fp_check_comp_flags = 1;
3382 param->fp_verbose |= VERBOSE_COMP_FLAGS;
3383 param->fp_max_depth = 0;
3386 case LFS_COMP_START_OPT:
3387 if (optarg != NULL) {
3389 if (tmp[0] == '+') {
3390 param->fp_comp_start_sign = -1;
3392 } else if (tmp[0] == '-') {
3393 param->fp_comp_start_sign = 1;
3396 rc = llapi_parse_size(tmp,
3397 ¶m->fp_comp_start,
3398 ¶m->fp_comp_start_units, 0);
3400 fprintf(stderr, "error: %s bad "
3401 "component start '%s'.\n",
3405 param->fp_check_comp_start = 1;
3408 param->fp_verbose |= VERBOSE_COMP_START;
3409 param->fp_max_depth = 0;
3413 param->fp_max_depth = 0;
3416 param->fp_get_default_lmv = 1;
3419 if (optarg != NULL) {
3421 if (tmp[0] == '+') {
3422 param->fp_comp_end_sign = -1;
3424 } else if (tmp[0] == '-') {
3425 param->fp_comp_end_sign = 1;
3429 if (arg_is_eof(tmp)) {
3430 param->fp_comp_end = LUSTRE_EOF;
3431 param->fp_comp_end_units = 1;
3434 rc = llapi_parse_size(tmp,
3435 ¶m->fp_comp_end,
3436 ¶m->fp_comp_end_units, 0);
3439 fprintf(stderr, "error: %s bad "
3440 "component end '%s'.\n",
3444 param->fp_check_comp_end = 1;
3446 param->fp_verbose |= VERBOSE_COMP_END;
3447 param->fp_max_depth = 0;
3451 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
3452 param->fp_verbose |= VERBOSE_DFID;
3453 param->fp_max_depth = 0;
3457 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
3458 param->fp_verbose |= VERBOSE_GENERATION;
3459 param->fp_max_depth = 0;
3462 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
3464 fprintf(stderr, "warning: '--offset|-o' deprecated, "
3465 "use '--stripe-index|-i' instead\n");
3468 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
3469 if (strcmp(argv[optind - 1], "--index") == 0)
3470 fprintf(stderr, "warning: '--index' deprecated"
3471 ", use '--stripe-index' instead\n");
3473 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
3474 param->fp_verbose |= VERBOSE_OFFSET;
3475 param->fp_max_depth = 0;
3479 if (optarg != NULL) {
3480 param->fp_comp_id = strtoul(optarg, &end, 0);
3481 if (*end != '\0' || param->fp_comp_id == 0 ||
3482 param->fp_comp_id > LCME_ID_MAX) {
3483 fprintf(stderr, "error: %s bad "
3484 "component id '%s'\n",
3488 param->fp_check_comp_id = 1;
3491 param->fp_max_depth = 0;
3492 param->fp_verbose |= VERBOSE_COMP_ID;
3496 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
3497 param->fp_verbose |= VERBOSE_LAYOUT;
3498 param->fp_max_depth = 0;
3501 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3503 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
3504 fprintf(stderr, "warning: '-M' deprecated"
3505 ", use '-m' instead\n");
3509 if (!(param->fp_verbose & VERBOSE_DETAIL))
3510 param->fp_max_depth = 0;
3511 param->fp_verbose |= VERBOSE_MDTINDEX;
3514 if (param->fp_obd_uuid) {
3516 "error: %s: only one obduuid allowed",
3520 param->fp_obd_uuid = (struct obd_uuid *)optarg;
3523 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
3524 param->fp_verbose |= VERBOSE_POOL;
3525 param->fp_max_depth = 0;
3532 param->fp_recursive = 1;
3537 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
3539 fprintf(stderr, "warning: '--size|-s' deprecated, "
3540 "use '--stripe-size|-S' instead\n");
3541 #endif /* LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0) */
3543 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
3544 param->fp_verbose |= VERBOSE_SIZE;
3545 param->fp_max_depth = 0;
3549 param->fp_verbose = VERBOSE_DEFAULT | VERBOSE_DETAIL;
3562 if (param->fp_recursive)
3563 param->fp_max_depth = -1;
3564 else if (param->fp_verbose & VERBOSE_DETAIL)
3565 param->fp_max_depth = 1;
3567 if (!param->fp_verbose)
3568 param->fp_verbose = VERBOSE_DEFAULT;
3569 if (param->fp_quiet)
3570 param->fp_verbose = VERBOSE_OBJID;
3573 rc = llapi_getstripe(argv[optind], param);
3574 } while (++optind < argc && !rc);
3577 fprintf(stderr, "error: %s failed for %s.\n",
3578 argv[0], argv[optind - 1]);
3582 static int lfs_tgts(int argc, char **argv)
3584 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
3585 struct find_param param;
3586 int index = 0, rc=0;
3591 if (argc == 2 && !realpath(argv[1], path)) {
3593 fprintf(stderr, "error: invalid path '%s': %s\n",
3594 argv[1], strerror(-rc));
3598 while (!llapi_search_mounts(path, index++, mntdir, NULL)) {
3599 /* Check if we have a mount point */
3600 if (mntdir[0] == '\0')
3603 memset(¶m, 0, sizeof(param));
3604 if (!strcmp(argv[0], "mdts"))
3605 param.fp_get_lmv = 1;
3607 rc = llapi_ostlist(mntdir, ¶m);
3609 fprintf(stderr, "error: %s: failed on %s\n",
3612 if (path[0] != '\0')
3614 memset(mntdir, 0, PATH_MAX);
3620 static int lfs_getstripe(int argc, char **argv)
3622 struct find_param param = { 0 };
3624 param.fp_max_depth = 1;
3625 return lfs_getstripe_internal(argc, argv, ¶m);
3629 static int lfs_getdirstripe(int argc, char **argv)
3631 struct find_param param = { 0 };
3632 struct option long_opts[] = {
3633 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3634 { .val = 'c', .name = "mdt-count", .has_arg = no_argument },
3636 { .val = 'D', .name = "default", .has_arg = no_argument },
3637 { .val = 'H', .name = "mdt-hash", .has_arg = no_argument },
3638 { .val = 'i', .name = "mdt-index", .has_arg = no_argument },
3639 { .val = 'O', .name = "obd", .has_arg = required_argument },
3640 { .val = 'r', .name = "recursive", .has_arg = no_argument },
3641 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3642 { .val = 't', .name = "mdt-hash", .has_arg = no_argument },
3644 { .val = 'T', .name = "mdt-count", .has_arg = no_argument },
3645 { .val = 'y', .name = "yaml", .has_arg = no_argument },
3649 param.fp_get_lmv = 1;
3651 while ((c = getopt_long(argc, argv,
3652 "cDHiO:rtTy", long_opts, NULL)) != -1)
3656 if (param.fp_obd_uuid) {
3658 "error: %s: only one obduuid allowed",
3662 param.fp_obd_uuid = (struct obd_uuid *)optarg;
3664 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3666 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 10, 50, 0)
3667 fprintf(stderr, "warning: '-c' deprecated"
3668 ", use '-T' instead\n");
3672 param.fp_verbose |= VERBOSE_COUNT;
3675 param.fp_verbose |= VERBOSE_OFFSET;
3677 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3681 param.fp_verbose |= VERBOSE_HASH_TYPE;
3684 param.fp_get_default_lmv = 1;
3687 param.fp_recursive = 1;
3700 if (param.fp_recursive)
3701 param.fp_max_depth = -1;
3703 if (!param.fp_verbose)
3704 param.fp_verbose = VERBOSE_DEFAULT;
3707 rc = llapi_getstripe(argv[optind], ¶m);
3708 } while (++optind < argc && !rc);
3711 fprintf(stderr, "error: %s failed for %s.\n",
3712 argv[0], argv[optind - 1]);
3717 static int lfs_setdirstripe(int argc, char **argv)
3721 struct lfs_setstripe_args lsa;
3722 struct llapi_stripe_param *param = NULL;
3723 __u32 mdts[LMV_MAX_STRIPE_COUNT] = { 0 };
3726 char *mode_opt = NULL;
3727 bool default_stripe = false;
3728 mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
3729 mode_t previous_mode = 0;
3730 bool delete = false;
3732 struct option long_opts[] = {
3733 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3734 { .val = 'c', .name = "count", .has_arg = required_argument },
3736 { .val = 'c', .name = "mdt-count", .has_arg = required_argument },
3737 { .val = 'd', .name = "delete", .has_arg = no_argument },
3738 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3739 { .val = 'i', .name = "index", .has_arg = required_argument },
3741 { .val = 'i', .name = "mdt-index", .has_arg = required_argument },
3742 { .val = 'm', .name = "mode", .has_arg = required_argument },
3743 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3744 { .val = 't', .name = "hash-type", .has_arg = required_argument },
3745 { .val = 't', .name = "mdt-hash", .has_arg = required_argument },
3747 {"mdt-hash", required_argument, 0, 'H'},
3748 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3749 { .val = 'D', .name = "default_stripe",
3750 .has_arg = no_argument },
3752 { .val = 'D', .name = "default", .has_arg = no_argument },
3755 setstripe_args_init(&lsa);
3757 while ((c = getopt_long(argc, argv, "c:dDi:H:m:t:", long_opts,
3764 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
3765 if (strcmp(argv[optind - 1], "--count") == 0)
3767 "%s %s: warning: '--count' deprecated, use '--mdt-count' instead\n",
3770 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
3773 "%s %s: invalid stripe count '%s'\n",
3774 progname, argv[0], optarg);
3780 default_stripe = true;
3783 default_stripe = true;
3786 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
3787 if (strcmp(argv[optind - 1], "--index") == 0)
3789 "%s %s: warning: '--index' deprecated, use '--mdt-index' instead\n",
3792 lsa.lsa_nr_tgts = parse_targets(mdts,
3793 sizeof(mdts) / sizeof(__u32),
3794 lsa.lsa_nr_tgts, optarg);
3795 if (lsa.lsa_nr_tgts < 0) {
3797 "%s %s: invalid MDT target(s) '%s'\n",
3798 progname, argv[0], optarg);
3802 lsa.lsa_tgts = mdts;
3803 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3804 lsa.lsa_stripe_off = mdts[0];
3809 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3813 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
3814 if (strcmp(argv[optind - 1], "--hash-type") == 0)
3816 "%s %s: warning: '--hash-type' deprecated, use '--mdt-hash' instead\n",
3819 lsa.lsa_pattern = check_hashtype(optarg);
3820 if (lsa.lsa_pattern == 0) {
3822 "%s %s: bad stripe hash type '%s'\n",
3823 progname, argv[0], optarg);
3828 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
3829 progname, argv[0], argv[optind - 1]);
3834 if (optind == argc) {
3835 fprintf(stderr, "%s %s: DIR must be specified\n",
3840 if (!delete && lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT &&
3841 lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT) {
3843 "%s %s: stripe offset and count must be specified\n",
3849 (lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
3850 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)) {
3852 "%s %s: cannot specify -d with -c or -i options\n",
3857 if (mode_opt != NULL) {
3858 mode = strtoul(mode_opt, &end, 8);
3861 "%s %s: bad MODE '%s'\n",
3862 progname, argv[0], mode_opt);
3865 previous_mode = umask(0);
3868 /* initialize stripe parameters */
3869 param = calloc(1, offsetof(typeof(*param), lsp_osts[lsa.lsa_nr_tgts]));
3870 if (param == NULL) {
3872 "%s %s: cannot allocate memory for parameters: %s\n",
3873 progname, argv[0], strerror(ENOMEM));
3877 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
3878 param->lsp_stripe_count = lsa.lsa_stripe_count;
3879 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3880 param->lsp_stripe_offset = -1;
3882 param->lsp_stripe_offset = lsa.lsa_stripe_off;
3883 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
3884 param->lsp_stripe_pattern = lsa.lsa_pattern;
3886 param->lsp_stripe_pattern = LMV_HASH_TYPE_FNV_1A_64;
3887 param->lsp_pool = lsa.lsa_pool_name;
3888 param->lsp_is_specific = false;
3889 if (lsa.lsa_nr_tgts > 1) {
3890 if (lsa.lsa_stripe_count > 0 &&
3891 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
3892 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
3893 fprintf(stderr, "error: %s: stripe count %lld doesn't "
3894 "match the number of MDTs: %d\n",
3895 argv[0], lsa.lsa_stripe_count, lsa.lsa_nr_tgts);
3900 param->lsp_is_specific = true;
3901 param->lsp_stripe_count = lsa.lsa_nr_tgts;
3902 memcpy(param->lsp_tgts, mdts, sizeof(*mdts) * lsa.lsa_nr_tgts);
3905 dname = argv[optind];
3908 result = llapi_dir_set_default_lmv(dname, param);
3910 result = llapi_dir_create_param(dname, mode, param);
3914 "%s setdirstripe: cannot create stripe dir '%s': %s\n",
3915 progname, dname, strerror(-result));
3918 dname = argv[++optind];
3919 } while (dname != NULL);
3921 if (mode_opt != NULL)
3922 umask(previous_mode);
3929 static int lfs_rmentry(int argc, char **argv)
3936 fprintf(stderr, "error: %s: missing dirname\n",
3942 dname = argv[index];
3943 while (dname != NULL) {
3944 result = llapi_direntry_remove(dname);
3946 fprintf(stderr, "error: %s: remove dir entry '%s' "
3947 "failed\n", argv[0], dname);
3950 dname = argv[++index];
3955 static int lfs_mv(int argc, char **argv)
3957 struct find_param param = {
3964 struct option long_opts[] = {
3965 { .val = 'M', .name = "mdt-index", .has_arg = required_argument },
3966 { .val = 'v', .name = "verbose", .has_arg = no_argument },
3969 while ((c = getopt_long(argc, argv, "M:v", long_opts, NULL)) != -1) {
3972 param.fp_mdt_index = strtoul(optarg, &end, 0);
3974 fprintf(stderr, "%s: invalid MDT index'%s'\n",
3981 param.fp_verbose = VERBOSE_DETAIL;
3985 fprintf(stderr, "error: %s: unrecognized option '%s'\n",
3986 argv[0], argv[optind - 1]);
3991 if (param.fp_mdt_index == -1) {
3992 fprintf(stderr, "%s: MDT index must be specified\n", argv[0]);
3996 if (optind >= argc) {
3997 fprintf(stderr, "%s: missing operand path\n", argv[0]);
4001 param.fp_migrate = 1;
4002 rc = llapi_migrate_mdt(argv[optind], ¶m);
4004 fprintf(stderr, "%s: cannot migrate '%s' to MDT%04x: %s\n",
4005 argv[0], argv[optind], param.fp_mdt_index,
4010 static int lfs_osts(int argc, char **argv)
4012 return lfs_tgts(argc, argv);
4015 static int lfs_mdts(int argc, char **argv)
4017 return lfs_tgts(argc, argv);
4020 #define COOK(value) \
4023 while (value > 1024) { \
4031 #define CDF "%11llu"
4032 #define HDF "%8.1f%c"
4037 MNTDF_INODES = 0x0001,
4038 MNTDF_COOKED = 0x0002,
4039 MNTDF_LAZY = 0x0004,
4040 MNTDF_VERBOSE = 0x0008,
4043 static int showdf(char *mntdir, struct obd_statfs *stat,
4044 char *uuid, enum mntdf_flags flags,
4045 char *type, int index, int rc)
4047 long long avail, used, total;
4049 char *suffix = "KMGTPEZY";
4050 /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
4051 char tbuf[3 * sizeof(__u64)];
4052 char ubuf[3 * sizeof(__u64)];
4053 char abuf[3 * sizeof(__u64)];
4054 char rbuf[3 * sizeof(__u64)];
4061 if (flags & MNTDF_INODES) {
4062 avail = stat->os_ffree;
4063 used = stat->os_files - stat->os_ffree;
4064 total = stat->os_files;
4066 int shift = flags & MNTDF_COOKED ? 0 : 10;
4068 avail = (stat->os_bavail * stat->os_bsize) >> shift;
4069 used = ((stat->os_blocks - stat->os_bfree) *
4070 stat->os_bsize) >> shift;
4071 total = (stat->os_blocks * stat->os_bsize) >> shift;
4074 if ((used + avail) > 0)
4075 ratio = (double)used / (double)(used + avail);
4077 if (flags & MNTDF_COOKED) {
4081 cook_val = (double)total;
4084 snprintf(tbuf, sizeof(tbuf), HDF, cook_val,
4087 snprintf(tbuf, sizeof(tbuf), CDF, total);
4089 cook_val = (double)used;
4092 snprintf(ubuf, sizeof(ubuf), HDF, cook_val,
4095 snprintf(ubuf, sizeof(ubuf), CDF, used);
4097 cook_val = (double)avail;
4100 snprintf(abuf, sizeof(abuf), HDF, cook_val,
4103 snprintf(abuf, sizeof(abuf), CDF, avail);
4105 snprintf(tbuf, sizeof(tbuf), CDF, total);
4106 snprintf(ubuf, sizeof(tbuf), CDF, used);
4107 snprintf(abuf, sizeof(tbuf), CDF, avail);
4110 sprintf(rbuf, RDF, (int)(ratio * 100 + 0.5));
4111 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
4112 uuid, tbuf, ubuf, abuf, rbuf, mntdir);
4114 printf("[%s:%d]", type, index);
4116 if (stat->os_state) {
4118 * Each character represents the matching
4121 const char state_names[] = "DRSI";
4126 for (i = 0, state = stat->os_state;
4127 state && i < sizeof(state_names); i++) {
4128 if (!(state & (1 << i)))
4130 printf("%c", state_names[i]);
4138 printf(UUF": inactive device\n", uuid);
4141 printf(UUF": %s\n", uuid, strerror(-rc));
4148 struct ll_stat_type {
4153 static int mntdf(char *mntdir, char *fsname, char *pool, enum mntdf_flags flags)
4155 struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
4156 struct obd_uuid uuid_buf;
4157 char *poolname = NULL;
4158 struct ll_stat_type types[] = {
4159 { .st_op = LL_STATFS_LMV, .st_name = "MDT" },
4160 { .st_op = LL_STATFS_LOV, .st_name = "OST" },
4161 { .st_name = NULL } };
4162 struct ll_stat_type *tp;
4163 __u64 ost_ffree = 0;
4171 poolname = strchr(pool, '.');
4172 if (poolname != NULL) {
4173 if (strncmp(fsname, pool, strlen(fsname))) {
4174 fprintf(stderr, "filesystem name incorrect\n");
4182 fd = open(mntdir, O_RDONLY);
4185 fprintf(stderr, "%s: cannot open '%s': %s\n", progname, mntdir,
4190 if (flags & MNTDF_INODES)
4191 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
4192 "UUID", "Inodes", "IUsed", "IFree",
4193 "IUse%", "Mounted on");
4195 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
4196 "UUID", flags & MNTDF_COOKED ? "bytes" : "1K-blocks",
4197 "Used", "Available", "Use%", "Mounted on");
4199 for (tp = types; tp->st_name != NULL; tp++) {
4200 for (index = 0; ; index++) {
4201 memset(&stat_buf, 0, sizeof(struct obd_statfs));
4202 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
4203 type = flags & MNTDF_LAZY ?
4204 tp->st_op | LL_STATFS_NODELAY : tp->st_op;
4205 rc2 = llapi_obd_fstatfs(fd, type, index,
4206 &stat_buf, &uuid_buf);
4211 if (rc2 == -ENODATA) { /* Inactive device, OK. */
4212 if (!(flags & MNTDF_VERBOSE))
4214 } else if (rc2 < 0 && rc == 0) {
4218 if (poolname && tp->st_op == LL_STATFS_LOV &&
4219 llapi_search_ost(fsname, poolname,
4220 obd_uuid2str(&uuid_buf)) != 1)
4223 /* the llapi_obd_statfs() call may have returned with
4224 * an error, but if it filled in uuid_buf we will at
4225 * lease use that to print out a message for that OBD.
4226 * If we didn't get anything in the uuid_buf, then fill
4227 * it in so that we can print an error message. */
4228 if (uuid_buf.uuid[0] == '\0')
4229 snprintf(uuid_buf.uuid, sizeof(uuid_buf.uuid),
4230 "%s%04x", tp->st_name, index);
4231 showdf(mntdir, &stat_buf, obd_uuid2str(&uuid_buf),
4232 flags, tp->st_name, index, rc2);
4235 if (tp->st_op == LL_STATFS_LMV) {
4236 sum.os_ffree += stat_buf.os_ffree;
4237 sum.os_files += stat_buf.os_files;
4238 } else /* if (tp->st_op == LL_STATFS_LOV) */ {
4239 sum.os_blocks += stat_buf.os_blocks *
4241 sum.os_bfree += stat_buf.os_bfree *
4243 sum.os_bavail += stat_buf.os_bavail *
4245 ost_ffree += stat_buf.os_ffree;
4253 /* If we don't have as many objects free on the OST as inodes
4254 * on the MDS, we reduce the total number of inodes to
4255 * compensate, so that the "inodes in use" number is correct.
4256 * Matches ll_statfs_internal() so the results are consistent. */
4257 if (ost_ffree < sum.os_ffree) {
4258 sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
4259 sum.os_ffree = ost_ffree;
4262 showdf(mntdir, &sum, "filesystem_summary:", flags, NULL, 0, 0);
4268 static int lfs_df(int argc, char **argv)
4270 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
4271 enum mntdf_flags flags = 0;
4272 int c, rc = 0, index = 0;
4273 char fsname[PATH_MAX] = "", *pool_name = NULL;
4274 struct option long_opts[] = {
4275 { .val = 'h', .name = "human-readable",
4276 .has_arg = no_argument },
4277 { .val = 'i', .name = "inodes", .has_arg = no_argument },
4278 { .val = 'l', .name = "lazy", .has_arg = no_argument },
4279 { .val = 'p', .name = "pool", .has_arg = required_argument },
4280 { .val = 'v', .name = "verbose", .has_arg = no_argument },
4283 while ((c = getopt_long(argc, argv, "hilp:v", long_opts, NULL)) != -1) {
4286 flags |= MNTDF_COOKED;
4289 flags |= MNTDF_INODES;
4292 flags |= MNTDF_LAZY;
4298 flags |= MNTDF_VERBOSE;
4304 if (optind < argc && !realpath(argv[optind], path)) {
4306 fprintf(stderr, "error: invalid path '%s': %s\n",
4307 argv[optind], strerror(-rc));
4311 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
4312 /* Check if we have a mount point */
4313 if (mntdir[0] == '\0')
4316 rc = mntdf(mntdir, fsname, pool_name, flags);
4317 if (rc || path[0] != '\0')
4319 fsname[0] = '\0'; /* avoid matching in next loop */
4320 mntdir[0] = '\0'; /* avoid matching in next loop */
4326 static int lfs_getname(int argc, char **argv)
4328 char mntdir[PATH_MAX] = "", path[PATH_MAX] = "", fsname[PATH_MAX] = "";
4329 int rc = 0, index = 0, c;
4330 char buf[sizeof(struct obd_uuid)];
4332 while ((c = getopt(argc, argv, "h")) != -1)
4335 if (optind == argc) { /* no paths specified, get all paths. */
4336 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
4337 rc = llapi_getname(mntdir, buf, sizeof(buf));
4340 "cannot get name for `%s': %s\n",
4341 mntdir, strerror(-rc));
4345 printf("%s %s\n", buf, mntdir);
4347 path[0] = fsname[0] = mntdir[0] = 0;
4349 } else { /* paths specified, only attempt to search these. */
4350 for (; optind < argc; optind++) {
4351 rc = llapi_getname(argv[optind], buf, sizeof(buf));
4354 "cannot get name for `%s': %s\n",
4355 argv[optind], strerror(-rc));
4359 printf("%s %s\n", buf, argv[optind]);
4365 static int lfs_check(int argc, char **argv)
4368 char mntdir[PATH_MAX] = {'\0'};
4375 fprintf(stderr, "%s check: server type must be specified\n",
4380 obd_types[0] = obd_type1;
4381 obd_types[1] = obd_type2;
4383 if (strcmp(argv[1], "osts") == 0) {
4384 strcpy(obd_types[0], "osc");
4385 } else if (strcmp(argv[1], "mds") == 0) {
4386 strcpy(obd_types[0], "mdc");
4387 } else if (strcmp(argv[1], "servers") == 0) {
4389 strcpy(obd_types[0], "osc");
4390 strcpy(obd_types[1], "mdc");
4392 fprintf(stderr, "%s check: unrecognized option '%s'\n",
4397 rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
4398 if (rc < 0 || mntdir[0] == '\0') {
4400 "%s check: cannot find mounted Lustre filesystem: %s\n",
4401 progname, (rc < 0) ? strerror(-rc) : strerror(ENODEV));
4405 rc = llapi_target_check(num_types, obd_types, mntdir);
4407 fprintf(stderr, "%s check: cannot check target '%s': %s\n",
4408 progname, argv[1], strerror(-rc));
4414 #ifdef HAVE_SYS_QUOTA_H
4415 #define ARG2INT(nr, str, msg) \
4418 nr = strtol(str, &endp, 0); \
4419 if (*endp != '\0') { \
4420 fprintf(stderr, "%s: bad %s '%s'\n", \
4421 progname, msg, str); \
4426 #define ADD_OVERFLOW(a,b) ((a + b) < a) ? (a = ULONG_MAX) : (a = a + b)
4428 /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value
4429 * returns the value or ULONG_MAX on integer overflow or incorrect format
4431 * 1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w)
4432 * 2. specifiers may be encountered multiple times (2s3s is 5 seconds)
4433 * 3. empty integer value is interpreted as 0
4435 static unsigned long str2sec(const char* timestr)
4437 const char spec[] = "smhdw";
4438 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
4439 unsigned long val = 0;
4442 if (strpbrk(timestr, spec) == NULL) {
4443 /* no specifiers inside the time string,
4444 should treat it as an integer value */
4445 val = strtoul(timestr, &tail, 10);
4446 return *tail ? ULONG_MAX : val;
4449 /* format string is XXwXXdXXhXXmXXs */
4455 v = strtoul(timestr, &tail, 10);
4456 if (v == ULONG_MAX || *tail == '\0')
4457 /* value too large (ULONG_MAX or more)
4458 or missing specifier */
4461 ptr = strchr(spec, *tail);
4463 /* unknown specifier */
4468 /* check if product will overflow the type */
4469 if (!(v < ULONG_MAX / mult[ind]))
4472 ADD_OVERFLOW(val, mult[ind] * v);
4473 if (val == ULONG_MAX)
4485 #define ARG2ULL(nr, str, def_units) \
4487 unsigned long long limit, units = def_units; \
4490 rc = llapi_parse_size(str, &limit, &units, 1); \
4492 fprintf(stderr, "%s: invalid limit '%s'\n", \
4499 static inline int has_times_option(int argc, char **argv)
4503 for (i = 1; i < argc; i++)
4504 if (!strcmp(argv[i], "-t"))
4510 int lfs_setquota_times(int argc, char **argv)
4513 struct if_quotactl qctl;
4514 char *mnt, *obd_type = (char *)qctl.obd_type;
4515 struct obd_dqblk *dqb = &qctl.qc_dqblk;
4516 struct obd_dqinfo *dqi = &qctl.qc_dqinfo;
4517 struct option long_opts[] = {
4518 { .val = 'b', .name = "block-grace", .has_arg = required_argument },
4519 { .val = 'g', .name = "group", .has_arg = no_argument },
4520 { .val = 'i', .name = "inode-grace", .has_arg = required_argument },
4521 { .val = 'p', .name = "projid", .has_arg = no_argument },
4522 { .val = 't', .name = "times", .has_arg = no_argument },
4523 { .val = 'u', .name = "user", .has_arg = no_argument },
4527 memset(&qctl, 0, sizeof(qctl));
4528 qctl.qc_cmd = LUSTRE_Q_SETINFO;
4529 qctl.qc_type = ALLQUOTA;
4531 while ((c = getopt_long(argc, argv, "b:gi:ptu",
4532 long_opts, NULL)) != -1) {
4543 if (qctl.qc_type != ALLQUOTA) {
4544 fprintf(stderr, "error: -u/g/p can't be used "
4545 "more than once\n");
4548 qctl.qc_type = qtype;
4551 if ((dqi->dqi_bgrace = str2sec(optarg)) == ULONG_MAX) {
4552 fprintf(stderr, "error: bad block-grace: %s\n",
4556 dqb->dqb_valid |= QIF_BTIME;
4559 if ((dqi->dqi_igrace = str2sec(optarg)) == ULONG_MAX) {
4560 fprintf(stderr, "error: bad inode-grace: %s\n",
4564 dqb->dqb_valid |= QIF_ITIME;
4566 case 't': /* Yes, of course! */
4568 default: /* getopt prints error message for us when opterr != 0 */
4573 if (qctl.qc_type == ALLQUOTA) {
4574 fprintf(stderr, "error: neither -u, -g nor -p specified\n");
4578 if (optind != argc - 1) {
4579 fprintf(stderr, "error: unexpected parameters encountered\n");
4584 rc = llapi_quotactl(mnt, &qctl);
4587 fprintf(stderr, "%s %s ", obd_type,
4588 obd_uuid2str(&qctl.obd_uuid));
4589 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
4596 #define BSLIMIT (1 << 0)
4597 #define BHLIMIT (1 << 1)
4598 #define ISLIMIT (1 << 2)
4599 #define IHLIMIT (1 << 3)
4601 int lfs_setquota(int argc, char **argv)
4604 struct if_quotactl qctl;
4605 char *mnt, *obd_type = (char *)qctl.obd_type;
4606 struct obd_dqblk *dqb = &qctl.qc_dqblk;
4607 struct option long_opts[] = {
4608 { .val = 'b', .name = "block-softlimit",
4609 .has_arg = required_argument },
4610 { .val = 'B', .name = "block-hardlimit",
4611 .has_arg = required_argument },
4612 { .val = 'g', .name = "group", .has_arg = required_argument },
4613 { .val = 'i', .name = "inode-softlimit",
4614 .has_arg = required_argument },
4615 { .val = 'I', .name = "inode-hardlimit",
4616 .has_arg = required_argument },
4617 { .val = 'p', .name = "projid", .has_arg = required_argument },
4618 { .val = 'u', .name = "user", .has_arg = required_argument },
4620 unsigned limit_mask = 0;
4624 if (has_times_option(argc, argv))
4625 return lfs_setquota_times(argc, argv);
4627 memset(&qctl, 0, sizeof(qctl));
4628 qctl.qc_cmd = LUSTRE_Q_SETQUOTA;
4629 qctl.qc_type = ALLQUOTA; /* ALLQUOTA makes no sense for setquota,
4630 * so it can be used as a marker that qc_type
4631 * isn't reinitialized from command line */
4633 while ((c = getopt_long(argc, argv, "b:B:g:i:I:p:u:",
4634 long_opts, NULL)) != -1) {
4638 rc = name2uid(&qctl.qc_id, optarg);
4642 rc = name2gid(&qctl.qc_id, optarg);
4646 rc = name2projid(&qctl.qc_id, optarg);
4648 if (qctl.qc_type != ALLQUOTA) {
4650 "%s setquota: only one of -u, -g or -p may be specified\n",
4654 qctl.qc_type = qtype;
4656 qctl.qc_id = strtoul(optarg, &endptr, 10);
4657 if (*endptr != '\0') {
4659 "%s setquota: invalid id '%s'\n",
4666 ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
4667 dqb->dqb_bsoftlimit >>= 10;
4668 limit_mask |= BSLIMIT;
4669 if (dqb->dqb_bsoftlimit &&
4670 dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
4672 "%s setquota: warning: block softlimit '%llu' smaller than minimum qunit size\n"
4673 "See '%s help setquota' or Lustre manual for details\n",
4674 progname, dqb->dqb_bsoftlimit,
4678 ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
4679 dqb->dqb_bhardlimit >>= 10;
4680 limit_mask |= BHLIMIT;
4681 if (dqb->dqb_bhardlimit &&
4682 dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
4684 "%s setquota: warning: block hardlimit '%llu' smaller than minimum qunit size\n"
4685 "See '%s help setquota' or Lustre manual for details\n",
4686 progname, dqb->dqb_bhardlimit,
4690 ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
4691 limit_mask |= ISLIMIT;
4692 if (dqb->dqb_isoftlimit &&
4693 dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
4695 "%s setquota: warning: inode softlimit '%llu' smaller than minimum qunit size\n"
4696 "See '%s help setquota' or Lustre manual for details\n",
4697 progname, dqb->dqb_isoftlimit,
4701 ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
4702 limit_mask |= IHLIMIT;
4703 if (dqb->dqb_ihardlimit &&
4704 dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
4706 "%s setquota: warning: inode hardlimit '%llu' smaller than minimum qunit size\n"
4707 "See '%s help setquota' or Lustre manual for details\n",
4708 progname, dqb->dqb_ihardlimit,
4713 "%s setquota: unrecognized option '%s'\n",
4714 progname, argv[optind - 1]);
4719 if (qctl.qc_type == ALLQUOTA) {
4721 "%s setquota: either -u or -g must be specified\n",
4726 if (limit_mask == 0) {
4728 "%s setquota: at least one limit must be specified\n",
4733 if (optind != argc - 1) {
4735 "%s setquota: filesystem not specified or unexpected argument '%s'\n",
4736 progname, argv[optind]);
4742 if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
4743 (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
4744 /* sigh, we can't just set blimits/ilimits */
4745 struct if_quotactl tmp_qctl = {.qc_cmd = LUSTRE_Q_GETQUOTA,
4746 .qc_type = qctl.qc_type,
4747 .qc_id = qctl.qc_id};
4749 rc = llapi_quotactl(mnt, &tmp_qctl);
4753 if (!(limit_mask & BHLIMIT))
4754 dqb->dqb_bhardlimit = tmp_qctl.qc_dqblk.dqb_bhardlimit;
4755 if (!(limit_mask & BSLIMIT))
4756 dqb->dqb_bsoftlimit = tmp_qctl.qc_dqblk.dqb_bsoftlimit;
4757 if (!(limit_mask & IHLIMIT))
4758 dqb->dqb_ihardlimit = tmp_qctl.qc_dqblk.dqb_ihardlimit;
4759 if (!(limit_mask & ISLIMIT))
4760 dqb->dqb_isoftlimit = tmp_qctl.qc_dqblk.dqb_isoftlimit;
4762 /* Keep grace times if we have got no softlimit arguments */
4763 if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) {
4764 dqb->dqb_valid |= QIF_BTIME;
4765 dqb->dqb_btime = tmp_qctl.qc_dqblk.dqb_btime;
4768 if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
4769 dqb->dqb_valid |= QIF_ITIME;
4770 dqb->dqb_itime = tmp_qctl.qc_dqblk.dqb_itime;
4774 dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
4775 dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
4777 rc = llapi_quotactl(mnt, &qctl);
4781 "%s setquota: cannot quotactl '%s' '%s': %s",
4783 obd_uuid2str(&qctl.obd_uuid), strerror(-rc));
4790 /* Converts seconds value into format string
4791 * result is returned in buf
4793 * 1. result is in descenting order: 1w2d3h4m5s
4794 * 2. zero fields are not filled (except for p. 3): 5d1s
4795 * 3. zero seconds value is presented as "0s"
4797 static char * __sec2str(time_t seconds, char *buf)
4799 const char spec[] = "smhdw";
4800 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
4805 for (i = sizeof(mult) / sizeof(mult[0]) - 1 ; i >= 0; i--) {
4806 c = seconds / mult[i];
4808 if (c > 0 || (i == 0 && buf == tail))
4809 tail += snprintf(tail, 40-(tail-buf), "%lu%c", c, spec[i]);
4817 static void sec2str(time_t seconds, char *buf, int rc)
4824 tail = __sec2str(seconds, tail);
4826 if (rc && tail - buf < 39) {
4832 static void diff2str(time_t seconds, char *buf, time_t now)
4838 if (seconds <= now) {
4839 strcpy(buf, "none");
4842 __sec2str(seconds - now, buf);
4845 static void print_quota_title(char *name, struct if_quotactl *qctl,
4846 bool human_readable)
4848 printf("Disk quotas for %s %s (%cid %u):\n",
4849 qtype_name(qctl->qc_type), name,
4850 *qtype_name(qctl->qc_type), qctl->qc_id);
4851 printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
4852 "Filesystem", human_readable ? "used" : "kbytes",
4853 "quota", "limit", "grace",
4854 "files", "quota", "limit", "grace");
4857 static void kbytes2str(__u64 num, char *buf, int buflen, bool h)
4860 snprintf(buf, buflen, "%ju", (uintmax_t)num);
4863 snprintf(buf, buflen, "%5.4gP",
4864 (double)num / ((__u64)1 << 40));
4866 snprintf(buf, buflen, "%5.4gT",
4867 (double)num / (1 << 30));
4869 snprintf(buf, buflen, "%5.4gG",
4870 (double)num / (1 << 20));
4872 snprintf(buf, buflen, "%5.4gM",
4873 (double)num / (1 << 10));
4875 snprintf(buf, buflen, "%ju%s", (uintmax_t)num, "k");
4879 #define STRBUF_LEN 32
4880 static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
4887 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA) {
4888 int bover = 0, iover = 0;
4889 struct obd_dqblk *dqb = &qctl->qc_dqblk;
4890 char numbuf[3][STRBUF_LEN];
4892 char strbuf[STRBUF_LEN];
4894 if (dqb->dqb_bhardlimit &&
4895 lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
4897 } else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
4898 if (dqb->dqb_btime > now) {
4905 if (dqb->dqb_ihardlimit &&
4906 dqb->dqb_curinodes >= dqb->dqb_ihardlimit) {
4908 } else if (dqb->dqb_isoftlimit && dqb->dqb_itime) {
4909 if (dqb->dqb_itime > now) {
4917 if (strlen(mnt) > 15)
4918 printf("%s\n%15s", mnt, "");
4920 printf("%15s", mnt);
4923 diff2str(dqb->dqb_btime, timebuf, now);
4925 kbytes2str(lustre_stoqb(dqb->dqb_curspace),
4926 strbuf, sizeof(strbuf), h);
4927 if (rc == -EREMOTEIO)
4928 sprintf(numbuf[0], "%s*", strbuf);
4930 sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
4931 "%s" : "[%s]", strbuf);
4933 kbytes2str(dqb->dqb_bsoftlimit, strbuf, sizeof(strbuf), h);
4934 if (type == QC_GENERAL)
4935 sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
4936 "%s" : "[%s]", strbuf);
4938 sprintf(numbuf[1], "%s", "-");
4940 kbytes2str(dqb->dqb_bhardlimit, strbuf, sizeof(strbuf), h);
4941 sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
4942 "%s" : "[%s]", strbuf);
4944 printf(" %7s%c %6s %7s %7s",
4945 numbuf[0], bover ? '*' : ' ', numbuf[1],
4946 numbuf[2], bover > 1 ? timebuf : "-");
4949 diff2str(dqb->dqb_itime, timebuf, now);
4951 sprintf(numbuf[0], (dqb->dqb_valid & QIF_INODES) ?
4952 "%ju" : "[%ju]", (uintmax_t)dqb->dqb_curinodes);
4954 if (type == QC_GENERAL)
4955 sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
4957 (uintmax_t)dqb->dqb_isoftlimit);
4959 sprintf(numbuf[1], "%s", "-");
4961 sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
4962 "%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
4964 if (type != QC_OSTIDX)
4965 printf(" %7s%c %6s %7s %7s",
4966 numbuf[0], iover ? '*' : ' ', numbuf[1],
4967 numbuf[2], iover > 1 ? timebuf : "-");
4969 printf(" %7s %7s %7s %7s", "-", "-", "-", "-");
4972 } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO ||
4973 qctl->qc_cmd == Q_GETOINFO) {
4977 sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf, rc);
4978 sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf, rc);
4979 printf("Block grace time: %s; Inode grace time: %s\n",
4980 bgtimebuf, igtimebuf);
4984 static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
4985 bool h, __u64 *total)
4987 int rc = 0, rc1 = 0, count = 0;
4988 __u32 valid = qctl->qc_valid;
4990 rc = llapi_get_obd_count(mnt, &count, is_mdt);
4992 fprintf(stderr, "can not get %s count: %s\n",
4993 is_mdt ? "mdt": "ost", strerror(-rc));
4997 for (qctl->qc_idx = 0; qctl->qc_idx < count; qctl->qc_idx++) {
4998 qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX;
4999 rc = llapi_quotactl(mnt, qctl);
5001 /* It is remote client case. */
5002 if (rc == -EOPNOTSUPP) {
5009 fprintf(stderr, "quotactl %s%d failed.\n",
5010 is_mdt ? "mdt": "ost", qctl->qc_idx);
5014 print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
5015 qctl->qc_valid, 0, h);
5016 *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
5017 qctl->qc_dqblk.dqb_bhardlimit;
5020 qctl->qc_valid = valid;
5024 static int get_print_quota(char *mnt, char *name, struct if_quotactl *qctl,
5025 int verbose, int quiet, bool human_readable)
5027 int rc1 = 0, rc2 = 0, rc3 = 0;
5028 char *obd_type = (char *)qctl->obd_type;
5029 char *obd_uuid = (char *)qctl->obd_uuid.uuid;
5030 __u64 total_ialloc = 0, total_balloc = 0;
5033 rc1 = llapi_quotactl(mnt, qctl);
5037 fprintf(stderr, "%s quotas are not enabled.\n",
5038 qtype_name(qctl->qc_type));
5041 fprintf(stderr, "Permission denied.\n");
5044 /* We already got error message. */
5047 fprintf(stderr, "Unexpected quotactl error: %s\n",
5052 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA && !quiet)
5053 print_quota_title(name, qctl, human_readable);
5055 if (rc1 && *obd_type)
5056 fprintf(stderr, "%s %s ", obd_type, obd_uuid);
5058 if (qctl->qc_valid != QC_GENERAL)
5061 inacc = (qctl->qc_cmd == LUSTRE_Q_GETQUOTA) &&
5062 ((qctl->qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
5063 (QIF_LIMITS|QIF_USAGE));
5065 print_quota(mnt, qctl, QC_GENERAL, rc1, human_readable);
5067 if (qctl->qc_valid == QC_GENERAL && qctl->qc_cmd != LUSTRE_Q_GETINFO &&
5069 char strbuf[STRBUF_LEN];
5071 rc2 = print_obd_quota(mnt, qctl, 1, human_readable,
5073 rc3 = print_obd_quota(mnt, qctl, 0, human_readable,
5075 kbytes2str(total_balloc, strbuf, sizeof(strbuf),
5077 printf("Total allocated inode limit: %ju, total "
5078 "allocated block limit: %s\n", (uintmax_t)total_ialloc,
5082 if (rc1 || rc2 || rc3 || inacc)
5083 printf("Some errors happened when getting quota info. "
5084 "Some devices may be not working or deactivated. "
5085 "The data in \"[]\" is inaccurate.\n");
5091 static int lfs_project(int argc, char **argv)
5093 int ret = 0, err = 0, c, i;
5094 struct project_handle_control phc = { 0 };
5095 enum lfs_project_ops_t op;
5098 phc.assign_projid = false;
5099 /* default action */
5100 op = LFS_PROJECT_LIST;
5102 while ((c = getopt(argc, argv, "p:cCsdkr0")) != -1) {
5105 if (op != LFS_PROJECT_LIST) {
5107 "%s: cannot specify '-c' '-C' '-s' together\n",
5112 op = LFS_PROJECT_CHECK;
5115 if (op != LFS_PROJECT_LIST) {
5117 "%s: cannot specify '-c' '-C' '-s' together\n",
5122 op = LFS_PROJECT_CLEAR;
5125 if (op != LFS_PROJECT_LIST) {
5127 "%s: cannot specify '-c' '-C' '-s' together\n",
5132 phc.set_inherit = true;
5133 op = LFS_PROJECT_SET;
5139 phc.keep_projid = true;
5142 phc.recursive = true;
5145 phc.projid = strtoul(optarg, NULL, 0);
5146 phc.assign_projid = true;
5150 phc.newline = false;
5153 fprintf(stderr, "%s: invalid option '%c'\n",
5159 if (phc.assign_projid && op == LFS_PROJECT_LIST) {
5160 op = LFS_PROJECT_SET;
5161 phc.set_projid = true;
5162 } else if (phc.assign_projid && op == LFS_PROJECT_SET) {
5163 phc.set_projid = true;
5167 case LFS_PROJECT_CHECK:
5168 if (phc.keep_projid) {
5170 "%s: '-k' is useless together with '-c'\n",
5175 case LFS_PROJECT_CLEAR:
5178 "%s: '-0' is useless together with '-C'\n",
5182 if (phc.assign_projid) {
5184 "%s: '-p' is useless together with '-C'\n",
5189 case LFS_PROJECT_SET:
5192 "%s: '-0' is useless together with '-s'\n",
5196 if (phc.keep_projid) {
5198 "%s: '-k' is useless together with '-s'\n",
5206 "%s: '-0' is useless for list operations\n",
5216 fprintf(stderr, "%s: missing file or directory target(s)\n",
5221 for (i = 0; i < argc; i++) {
5223 case LFS_PROJECT_CHECK:
5224 err = lfs_project_check(argv[i], &phc);
5226 case LFS_PROJECT_LIST:
5227 err = lfs_project_list(argv[i], &phc);
5229 case LFS_PROJECT_CLEAR:
5230 err = lfs_project_clear(argv[i], &phc);
5232 case LFS_PROJECT_SET:
5233 err = lfs_project_set(argv[i], &phc);
5245 static int lfs_quota(int argc, char **argv)
5248 char *mnt, *name = NULL;
5249 struct if_quotactl qctl = { .qc_cmd = LUSTRE_Q_GETQUOTA,
5250 .qc_type = ALLQUOTA };
5251 char *obd_uuid = (char *)qctl.obd_uuid.uuid;
5252 int rc = 0, rc1 = 0, verbose = 0, quiet = 0;
5254 __u32 valid = QC_GENERAL, idx = 0;
5255 bool human_readable = false;
5258 while ((c = getopt(argc, argv, "gi:I:o:pqtuvh")) != -1) {
5269 if (qctl.qc_type != ALLQUOTA) {
5271 "%s quota: only one of -u, -g, or -p may be specified\n",
5275 qctl.qc_type = qtype;
5278 qctl.qc_cmd = LUSTRE_Q_GETINFO;
5281 valid = qctl.qc_valid = QC_UUID;
5282 strlcpy(obd_uuid, optarg, sizeof(qctl.obd_uuid));
5285 valid = qctl.qc_valid = QC_MDTIDX;
5286 idx = qctl.qc_idx = atoi(optarg);
5287 if (idx == 0 && *optarg != '0') {
5289 "%s quota: invalid MDT index '%s'\n",
5295 valid = qctl.qc_valid = QC_OSTIDX;
5296 idx = qctl.qc_idx = atoi(optarg);
5297 if (idx == 0 && *optarg != '0') {
5299 "%s quota: invalid OST index '%s'\n",
5311 human_readable = true;
5314 fprintf(stderr, "%s quota: unrecognized option '%s'\n",
5315 progname, argv[optind - 1]);
5320 /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
5321 if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && qctl.qc_type == ALLQUOTA &&
5322 optind == argc - 1) {
5324 qctl.qc_cmd = LUSTRE_Q_GETQUOTA;
5325 qctl.qc_valid = valid;
5328 for (qtype = USRQUOTA; qtype <= GRPQUOTA; qtype++) {
5329 qctl.qc_type = qtype;
5330 if (qtype == USRQUOTA) {
5331 qctl.qc_id = geteuid();
5332 rc = uid2name(&name, qctl.qc_id);
5334 qctl.qc_id = getegid();
5335 rc = gid2name(&name, qctl.qc_id);
5340 rc1 = get_print_quota(mnt, name, &qctl, verbose, quiet,
5345 /* lfs quota -u username /path/to/lustre/mount */
5346 } else if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA) {
5347 /* options should be followed by u/g-name and mntpoint */
5348 if (optind + 2 != argc || qctl.qc_type == ALLQUOTA) {
5350 "%s quota: name and mount point must be specified\n",
5355 name = argv[optind++];
5356 switch (qctl.qc_type) {
5358 rc = name2uid(&qctl.qc_id, name);
5361 rc = name2gid(&qctl.qc_id, name);
5364 rc = name2projid(&qctl.qc_id, name);
5371 qctl.qc_id = strtoul(name, &endptr, 10);
5372 if (*endptr != '\0') {
5373 fprintf(stderr, "%s quota: invalid id '%s'\n",
5379 rc = get_print_quota(mnt, name, &qctl, verbose, quiet,
5381 } else if (optind + 1 != argc || qctl.qc_type == ALLQUOTA) {
5382 fprintf(stderr, "%s quota: missing quota info argument(s)\n",
5389 #endif /* HAVE_SYS_QUOTA_H! */
5391 static int flushctx_ioctl(char *mp)
5395 fd = open(mp, O_RDONLY);
5397 fprintf(stderr, "flushctx: error open %s: %s\n",
5398 mp, strerror(errno));
5402 rc = ioctl(fd, LL_IOC_FLUSHCTX);
5404 fprintf(stderr, "flushctx: error ioctl %s: %s\n",
5405 mp, strerror(errno));
5411 static int lfs_flushctx(int argc, char **argv)
5413 int kdestroy = 0, c;
5414 char mntdir[PATH_MAX] = {'\0'};
5418 while ((c = getopt(argc, argv, "k")) != -1) {
5424 fprintf(stderr, "error: %s: option '-%c' "
5425 "unrecognized\n", argv[0], c);
5431 if ((rc = system("kdestroy > /dev/null")) != 0) {
5432 rc = WEXITSTATUS(rc);
5433 fprintf(stderr, "error destroying tickets: %d, continuing\n", rc);
5437 if (optind >= argc) {
5438 /* flush for all mounted lustre fs. */
5439 while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
5440 /* Check if we have a mount point */
5441 if (mntdir[0] == '\0')
5444 if (flushctx_ioctl(mntdir))
5447 mntdir[0] = '\0'; /* avoid matching in next loop */
5450 /* flush fs as specified */
5451 while (optind < argc) {
5452 if (flushctx_ioctl(argv[optind++]))
5459 static int lfs_cp(int argc, char **argv)
5461 fprintf(stderr, "remote client copy file(s).\n"
5462 "obsolete, does not support it anymore.\n");
5466 static int lfs_ls(int argc, char **argv)
5468 fprintf(stderr, "remote client lists directory contents.\n"
5469 "obsolete, does not support it anymore.\n");
5473 static int lfs_changelog(int argc, char **argv)
5475 void *changelog_priv;
5476 struct changelog_rec *rec;
5477 long long startrec = 0, endrec = 0;
5479 struct option long_opts[] = {
5480 { .val = 'f', .name = "follow", .has_arg = no_argument },
5482 char short_opts[] = "f";
5485 while ((rc = getopt_long(argc, argv, short_opts,
5486 long_opts, NULL)) != -1) {
5494 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
5495 argv[0], argv[optind - 1]);
5502 mdd = argv[optind++];
5504 startrec = strtoll(argv[optind++], NULL, 10);
5506 endrec = strtoll(argv[optind++], NULL, 10);
5508 rc = llapi_changelog_start(&changelog_priv,
5509 CHANGELOG_FLAG_BLOCK |
5510 CHANGELOG_FLAG_JOBID |
5511 CHANGELOG_FLAG_EXTRA_FLAGS |
5512 (follow ? CHANGELOG_FLAG_FOLLOW : 0),
5515 fprintf(stderr, "Can't start changelog: %s\n",
5516 strerror(errno = -rc));
5520 rc = llapi_changelog_set_xflags(changelog_priv,
5521 CHANGELOG_EXTRA_FLAG_UIDGID);
5523 fprintf(stderr, "Can't set xflags for changelog: %s\n",
5524 strerror(errno = -rc));
5528 while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
5532 if (endrec && rec->cr_index > endrec) {
5533 llapi_changelog_free(&rec);
5536 if (rec->cr_index < startrec) {
5537 llapi_changelog_free(&rec);
5541 secs = rec->cr_time >> 30;
5542 gmtime_r(&secs, &ts);
5543 printf("%ju %02d%-5s %02d:%02d:%02d.%09d %04d.%02d.%02d "
5544 "0x%x t="DFID, (uintmax_t)rec->cr_index, rec->cr_type,
5545 changelog_type2str(rec->cr_type),
5546 ts.tm_hour, ts.tm_min, ts.tm_sec,
5547 (int)(rec->cr_time & ((1 << 30) - 1)),
5548 ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
5549 rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
5551 if (rec->cr_flags & CLF_JOBID) {
5552 struct changelog_ext_jobid *jid =
5553 changelog_rec_jobid(rec);
5555 if (jid->cr_jobid[0] != '\0')
5556 printf(" j=%s", jid->cr_jobid);
5559 if (rec->cr_flags & CLF_EXTRA_FLAGS) {
5560 struct changelog_ext_extra_flags *ef =
5561 changelog_rec_extra_flags(rec);
5563 printf(" ef=0x%llx", ef->cr_extra_flags);
5565 if (ef->cr_extra_flags & CLFE_UIDGID) {
5566 struct changelog_ext_uidgid *uidgid =
5567 changelog_rec_uidgid(rec);
5569 printf(" u=%llu:%llu",
5570 uidgid->cr_uid, uidgid->cr_gid);
5574 if (rec->cr_namelen)
5575 printf(" p="DFID" %.*s", PFID(&rec->cr_pfid),
5576 rec->cr_namelen, changelog_rec_name(rec));
5578 if (rec->cr_flags & CLF_RENAME) {
5579 struct changelog_ext_rename *rnm =
5580 changelog_rec_rename(rec);
5582 if (!fid_is_zero(&rnm->cr_sfid))
5583 printf(" s="DFID" sp="DFID" %.*s",
5584 PFID(&rnm->cr_sfid),
5585 PFID(&rnm->cr_spfid),
5586 (int)changelog_rec_snamelen(rec),
5587 changelog_rec_sname(rec));
5591 llapi_changelog_free(&rec);
5594 llapi_changelog_fini(&changelog_priv);
5597 fprintf(stderr, "Changelog: %s\n", strerror(errno = -rc));
5599 return (rc == 1 ? 0 : rc);
5602 static int lfs_changelog_clear(int argc, char **argv)
5610 endrec = strtoll(argv[3], NULL, 10);
5612 rc = llapi_changelog_clear(argv[1], argv[2], endrec);
5615 fprintf(stderr, "%s: record out of range: %llu\n",
5617 else if (rc == -ENOENT)
5618 fprintf(stderr, "%s: no changelog user: %s\n",
5621 fprintf(stderr, "%s error: %s\n", argv[0],
5630 static int lfs_fid2path(int argc, char **argv)
5632 struct option long_opts[] = {
5633 { .val = 'c', .name = "cur", .has_arg = no_argument },
5634 { .val = 'l', .name = "link", .has_arg = required_argument },
5635 { .val = 'r', .name = "rec", .has_arg = required_argument },
5637 char short_opts[] = "cl:r:";
5638 char *device, *fid, *path;
5639 long long recno = -1;
5645 while ((rc = getopt_long(argc, argv, short_opts,
5646 long_opts, NULL)) != -1) {
5652 linkno = strtol(optarg, NULL, 10);
5655 recno = strtoll(optarg, NULL, 10);
5660 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
5661 argv[0], argv[optind - 1]);
5669 device = argv[optind++];
5670 path = calloc(1, PATH_MAX);
5672 fprintf(stderr, "error: Not enough memory\n");
5677 while (optind < argc) {
5678 fid = argv[optind++];
5680 lnktmp = (linkno >= 0) ? linkno : 0;
5682 int oldtmp = lnktmp;
5683 long long rectmp = recno;
5685 rc2 = llapi_fid2path(device, fid, path, PATH_MAX,
5688 fprintf(stderr, "%s: error on FID %s: %s\n",
5689 argv[0], fid, strerror(errno = -rc2));
5696 fprintf(stdout, "%lld ", rectmp);
5697 if (device[0] == '/') {
5698 fprintf(stdout, "%s", device);
5699 if (device[strlen(device) - 1] != '/')
5700 fprintf(stdout, "/");
5701 } else if (path[0] == '\0') {
5702 fprintf(stdout, "/");
5704 fprintf(stdout, "%s\n", path);
5707 /* specified linkno */
5709 if (oldtmp == lnktmp)
5719 static int lfs_path2fid(int argc, char **argv)
5721 struct option long_opts[] = {
5722 { .val = 'p', .name = "parents", .has_arg = no_argument },
5725 const char short_opts[] = "p";
5726 const char *sep = "";
5729 bool show_parents = false;
5731 while ((rc = getopt_long(argc, argv, short_opts,
5732 long_opts, NULL)) != -1) {
5735 show_parents = true;
5738 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
5739 argv[0], argv[optind - 1]);
5744 if (optind > argc - 1)
5746 else if (optind < argc - 1)
5750 for (path = argv + optind; *path != NULL; path++) {
5752 if (!show_parents) {
5753 err = llapi_path2fid(*path, &fid);
5755 printf("%s%s"DFID"\n",
5756 *sep != '\0' ? *path : "", sep,
5759 char name[NAME_MAX + 1];
5760 unsigned int linkno = 0;
5762 while ((err = llapi_path2parent(*path, linkno, &fid,
5763 name, sizeof(name))) == 0) {
5764 if (*sep != '\0' && linkno == 0)
5765 printf("%s%s", *path, sep);
5767 printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
5772 /* err == -ENODATA is end-of-loop */
5773 if (linkno > 0 && err == -ENODATA) {
5780 fprintf(stderr, "%s: can't get %sfid for %s: %s\n",
5781 argv[0], show_parents ? "parent " : "", *path,
5793 static int lfs_data_version(int argc, char **argv)
5800 int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
5805 while ((c = getopt(argc, argv, "nrw")) != -1) {
5808 data_version_flags = 0;
5811 data_version_flags |= LL_DV_RD_FLUSH;
5814 data_version_flags |= LL_DV_WR_FLUSH;
5823 path = argv[optind];
5824 fd = open(path, O_RDONLY);
5826 err(errno, "cannot open file %s", path);
5828 rc = llapi_get_data_version(fd, &data_version, data_version_flags);
5830 err(errno, "cannot get version for %s", path);
5832 printf("%ju" "\n", (uintmax_t)data_version);
5838 static int lfs_hsm_state(int argc, char **argv)
5843 struct hsm_user_state hus;
5851 rc = llapi_hsm_state_get(path, &hus);
5853 fprintf(stderr, "can't get hsm state for %s: %s\n",
5854 path, strerror(errno = -rc));
5858 /* Display path name and status flags */
5859 printf("%s: (0x%08x)", path, hus.hus_states);
5861 if (hus.hus_states & HS_RELEASED)
5862 printf(" released");
5863 if (hus.hus_states & HS_EXISTS)
5865 if (hus.hus_states & HS_DIRTY)
5867 if (hus.hus_states & HS_ARCHIVED)
5868 printf(" archived");
5869 /* Display user-settable flags */
5870 if (hus.hus_states & HS_NORELEASE)
5871 printf(" never_release");
5872 if (hus.hus_states & HS_NOARCHIVE)
5873 printf(" never_archive");
5874 if (hus.hus_states & HS_LOST)
5875 printf(" lost_from_hsm");
5877 if (hus.hus_archive_id != 0)
5878 printf(", archive_id:%d", hus.hus_archive_id);
5881 } while (++i < argc);
5886 #define LFS_HSM_SET 0
5887 #define LFS_HSM_CLEAR 1
5890 * Generic function to set or clear HSM flags.
5891 * Used by hsm_set and hsm_clear.
5893 * @mode if LFS_HSM_SET, set the flags, if LFS_HSM_CLEAR, clear the flags.
5895 static int lfs_hsm_change_flags(int argc, char **argv, int mode)
5897 struct option long_opts[] = {
5898 { .val = 'A', .name = "archived", .has_arg = no_argument },
5899 { .val = 'a', .name = "noarchive", .has_arg = no_argument },
5900 { .val = 'd', .name = "dirty", .has_arg = no_argument },
5901 { .val = 'e', .name = "exists", .has_arg = no_argument },
5902 { .val = 'l', .name = "lost", .has_arg = no_argument },
5903 { .val = 'r', .name = "norelease", .has_arg = no_argument },
5904 { .val = 'i', .name = "archive-id", .has_arg = required_argument },
5906 char short_opts[] = "lraAdei:";
5910 __u32 archive_id = 0;
5916 while ((c = getopt_long(argc, argv, short_opts,
5917 long_opts, NULL)) != -1) {
5923 mask |= HS_NOARCHIVE;
5926 mask |= HS_ARCHIVED;
5929 mask |= HS_NORELEASE;
5938 archive_id = strtol(optarg, &end, 10);
5940 fprintf(stderr, "invalid archive_id: '%s'\n",
5948 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
5949 argv[0], argv[optind - 1]);
5954 /* User should have specified a flag */
5958 while (optind < argc) {
5960 path = argv[optind];
5962 /* If mode == 0, this means we apply the mask. */
5963 if (mode == LFS_HSM_SET)
5964 rc = llapi_hsm_state_set(path, mask, 0, archive_id);
5966 rc = llapi_hsm_state_set(path, 0, mask, 0);
5969 fprintf(stderr, "Can't change hsm flags for %s: %s\n",
5970 path, strerror(errno = -rc));
5979 static int lfs_hsm_action(int argc, char **argv)
5984 struct hsm_current_action hca;
5985 struct hsm_extent he;
5986 enum hsm_user_action hua;
5987 enum hsm_progress_states hps;
5995 rc = llapi_hsm_current_action(path, &hca);
5997 fprintf(stderr, "can't get hsm action for %s: %s\n",
5998 path, strerror(errno = -rc));
6001 he = hca.hca_location;
6002 hua = hca.hca_action;
6003 hps = hca.hca_state;
6005 printf("%s: %s", path, hsm_user_action2name(hua));
6007 /* Skip file without action */
6008 if (hca.hca_action == HUA_NONE) {
6013 printf(" %s ", hsm_progress_state2name(hps));
6015 if ((hps == HPS_RUNNING) &&
6016 (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
6017 printf("(%llu bytes moved)\n",
6018 (unsigned long long)he.length);
6019 else if ((he.offset + he.length) == LUSTRE_EOF)
6020 printf("(from %llu to EOF)\n",
6021 (unsigned long long)he.offset);
6023 printf("(from %llu to %llu)\n",
6024 (unsigned long long)he.offset,
6025 (unsigned long long)(he.offset + he.length));
6027 } while (++i < argc);
6032 static int lfs_hsm_set(int argc, char **argv)
6034 return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
6037 static int lfs_hsm_clear(int argc, char **argv)
6039 return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
6043 * Check file state and return its fid, to be used by lfs_hsm_request().
6045 * \param[in] file Path to file to check
6046 * \param[in,out] fid Pointer to allocated lu_fid struct.
6047 * \param[in,out] last_dev Pointer to last device id used.
6049 * \return 0 on success.
6051 static int lfs_hsm_prepare_file(const char *file, struct lu_fid *fid,
6057 rc = lstat(file, &st);
6059 fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
6062 /* Checking for regular file as archiving as posix copytool
6063 * rejects archiving files other than regular files
6065 if (!S_ISREG(st.st_mode)) {
6066 fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
6069 /* A request should be ... */
6070 if (*last_dev != st.st_dev && *last_dev != 0) {
6071 fprintf(stderr, "All files should be "
6072 "on the same filesystem: %s\n", file);
6075 *last_dev = st.st_dev;
6077 rc = llapi_path2fid(file, fid);
6079 fprintf(stderr, "Cannot read FID of %s: %s\n",
6080 file, strerror(-rc));
6086 /* Fill an HSM HUR item with a given file name.
6088 * If mntpath is set, then the filename is actually a FID, and no
6089 * lookup on the filesystem will be performed.
6091 * \param[in] hur the user request to fill
6092 * \param[in] idx index of the item inside the HUR to fill
6093 * \param[in] mntpath mountpoint of Lustre
6094 * \param[in] fname filename (if mtnpath is NULL)
6095 * or FID (if mntpath is set)
6096 * \param[in] last_dev pointer to last device id used
6098 * \retval 0 on success
6099 * \retval CMD_HELP or a negative errno on error
6101 static int fill_hur_item(struct hsm_user_request *hur, unsigned int idx,
6102 const char *mntpath, const char *fname,
6105 struct hsm_user_item *hui = &hur->hur_user_item[idx];
6108 hui->hui_extent.length = -1;
6110 if (mntpath != NULL) {
6113 rc = sscanf(fname, SFID, RFID(&hui->hui_fid));
6117 fprintf(stderr, "hsm: '%s' is not a valid FID\n",
6122 rc = lfs_hsm_prepare_file(fname, &hui->hui_fid, last_dev);
6126 hur->hur_request.hr_itemcount++;
6131 static int lfs_hsm_request(int argc, char **argv, int action)
6133 struct option long_opts[] = {
6134 { .val = 'a', .name = "archive", .has_arg = required_argument },
6135 { .val = 'D', .name = "data", .has_arg = required_argument },
6136 { .val = 'l', .name = "filelist", .has_arg = required_argument },
6137 { .val = 'm', .name = "mntpath", .has_arg = required_argument },
6140 char short_opts[] = "l:D:a:m:";
6141 struct hsm_user_request *hur, *oldhur;
6146 char *filelist = NULL;
6147 char fullpath[PATH_MAX];
6148 char *opaque = NULL;
6152 int nbfile_alloc = 0;
6153 char *some_file = NULL;
6154 char *mntpath = NULL;
6160 while ((c = getopt_long(argc, argv, short_opts,
6161 long_opts, NULL)) != -1) {
6170 if (action != HUA_ARCHIVE &&
6171 action != HUA_REMOVE) {
6173 "error: -a is supported only "
6174 "when archiving or removing\n");
6177 archive_id = atoi(optarg);
6180 if (some_file == NULL) {
6182 some_file = strdup(optarg);
6188 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
6189 argv[0], argv[optind - 1]);
6194 /* All remaining args are files, so we have at least nbfile */
6195 nbfile = argc - optind;
6197 if ((nbfile == 0) && (filelist == NULL))
6201 opaque_len = strlen(opaque);
6203 /* Alloc the request structure with enough place to store all files
6204 * from command line. */
6205 hur = llapi_hsm_user_request_alloc(nbfile, opaque_len);
6207 fprintf(stderr, "Cannot create the request: %s\n",
6211 nbfile_alloc = nbfile;
6213 hur->hur_request.hr_action = action;
6214 hur->hur_request.hr_archive_id = archive_id;
6215 hur->hur_request.hr_flags = 0;
6217 /* All remaining args are files, add them */
6218 if (nbfile != 0 && some_file == NULL)
6219 some_file = strdup(argv[optind]);
6221 for (i = 0; i < nbfile; i++) {
6222 rc = fill_hur_item(hur, i, mntpath, argv[optind + i],
6228 /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
6230 /* If a filelist was specified, read the filelist from it. */
6231 if (filelist != NULL) {
6232 fp = fopen(filelist, "r");
6234 fprintf(stderr, "Cannot read the file list %s: %s\n",
6235 filelist, strerror(errno));
6240 while ((rc = getline(&line, &len, fp)) != -1) {
6241 /* If allocated buffer was too small, get something
6243 if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
6246 nbfile_alloc = nbfile_alloc * 2 + 1;
6248 hur = llapi_hsm_user_request_alloc(nbfile_alloc,
6251 fprintf(stderr, "hsm: cannot allocate "
6252 "the request: %s\n",
6259 size = hur_len(oldhur);
6261 fprintf(stderr, "hsm: cannot allocate "
6262 "%u files + %u bytes data\n",
6263 oldhur->hur_request.hr_itemcount,
6264 oldhur->hur_request.hr_data_len);
6271 memcpy(hur, oldhur, size);
6276 if (line[strlen(line) - 1] == '\n')
6277 line[strlen(line) - 1] = '\0';
6279 rc = fill_hur_item(hur, hur->hur_request.hr_itemcount,
6280 mntpath, line, &last_dev);
6286 if (some_file == NULL) {
6296 /* If a --data was used, add it to the request */
6297 hur->hur_request.hr_data_len = opaque_len;
6299 memcpy(hur_data(hur), opaque, opaque_len);
6301 /* Send the HSM request */
6302 if (realpath(some_file, fullpath) == NULL) {
6303 fprintf(stderr, "Could not find path '%s': %s\n",
6304 some_file, strerror(errno));
6306 rc = llapi_hsm_request(fullpath, hur);
6308 fprintf(stderr, "Cannot send HSM request (use of %s): %s\n",
6309 some_file, strerror(-rc));
6319 static int lfs_hsm_archive(int argc, char **argv)
6321 return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
6324 static int lfs_hsm_restore(int argc, char **argv)
6326 return lfs_hsm_request(argc, argv, HUA_RESTORE);
6329 static int lfs_hsm_release(int argc, char **argv)
6331 return lfs_hsm_request(argc, argv, HUA_RELEASE);
6334 static int lfs_hsm_remove(int argc, char **argv)
6336 return lfs_hsm_request(argc, argv, HUA_REMOVE);
6339 static int lfs_hsm_cancel(int argc, char **argv)
6341 return lfs_hsm_request(argc, argv, HUA_CANCEL);
6344 static int lfs_swap_layouts(int argc, char **argv)
6349 return llapi_swap_layouts(argv[1], argv[2], 0, 0,
6350 SWAP_LAYOUTS_KEEP_MTIME |
6351 SWAP_LAYOUTS_KEEP_ATIME);
6354 static const char *const ladvise_names[] = LU_LADVISE_NAMES;
6356 static const char *const lock_mode_names[] = LOCK_MODE_NAMES;
6358 int lfs_get_mode(const char *string)
6360 enum lock_mode_user mode;
6362 for (mode = 0; mode < ARRAY_SIZE(lock_mode_names); mode++) {
6363 if (lock_mode_names[mode] == NULL)
6365 if (strcmp(string, lock_mode_names[mode]) == 0)
6372 static enum lu_ladvise_type lfs_get_ladvice(const char *string)
6374 enum lu_ladvise_type advice;
6377 advice < ARRAY_SIZE(ladvise_names); advice++) {
6378 if (ladvise_names[advice] == NULL)
6380 if (strcmp(string, ladvise_names[advice]) == 0)
6384 return LU_LADVISE_INVALID;
6387 static int lfs_ladvise(int argc, char **argv)
6389 struct option long_opts[] = {
6390 { .val = 'a', .name = "advice", .has_arg = required_argument },
6391 { .val = 'b', .name = "background", .has_arg = no_argument },
6392 { .val = 'e', .name = "end", .has_arg = required_argument },
6393 { .val = 'l', .name = "length", .has_arg = required_argument },
6394 { .val = 'm', .name = "mode", .has_arg = required_argument },
6395 { .val = 's', .name = "start", .has_arg = required_argument },
6396 { .val = 'u', .name = "unset", .has_arg = no_argument },
6398 char short_opts[] = "a:be:l:m:s:u";
6403 struct llapi_lu_ladvise advice;
6404 enum lu_ladvise_type advice_type = LU_LADVISE_INVALID;
6405 unsigned long long start = 0;
6406 unsigned long long end = LUSTRE_EOF;
6407 unsigned long long length = 0;
6408 unsigned long long size_units;
6409 unsigned long long flags = 0;
6413 while ((c = getopt_long(argc, argv, short_opts,
6414 long_opts, NULL)) != -1) {
6417 advice_type = lfs_get_ladvice(optarg);
6418 if (advice_type == LU_LADVISE_INVALID) {
6419 fprintf(stderr, "%s: invalid advice type "
6420 "'%s'\n", argv[0], optarg);
6421 fprintf(stderr, "Valid types:");
6423 for (advice_type = 0;
6424 advice_type < ARRAY_SIZE(ladvise_names);
6426 if (ladvise_names[advice_type] == NULL)
6428 fprintf(stderr, " %s",
6429 ladvise_names[advice_type]);
6431 fprintf(stderr, "\n");
6444 rc = llapi_parse_size(optarg, &end,
6447 fprintf(stderr, "%s: bad end offset '%s'\n",
6454 rc = llapi_parse_size(optarg, &start,
6457 fprintf(stderr, "%s: bad start offset "
6458 "'%s'\n", argv[0], optarg);
6464 rc = llapi_parse_size(optarg, &length,
6467 fprintf(stderr, "%s: bad length '%s'\n",
6473 mode = lfs_get_mode(optarg);
6475 fprintf(stderr, "%s: bad mode '%s', valid "
6476 "modes are READ or WRITE\n",
6484 fprintf(stderr, "%s: option '%s' unrecognized\n",
6485 argv[0], argv[optind - 1]);
6490 if (advice_type == LU_LADVISE_INVALID) {
6491 fprintf(stderr, "%s: please give an advice type\n", argv[0]);
6492 fprintf(stderr, "Valid types:");
6493 for (advice_type = 0; advice_type < ARRAY_SIZE(ladvise_names);
6495 if (ladvise_names[advice_type] == NULL)
6497 fprintf(stderr, " %s", ladvise_names[advice_type]);
6499 fprintf(stderr, "\n");
6503 if (advice_type == LU_LADVISE_LOCKNOEXPAND) {
6504 fprintf(stderr, "%s: Lock no expand advice is a per file "
6505 "descriptor advice, so when called from lfs, "
6506 "it does nothing.\n", argv[0]);
6510 if (argc <= optind) {
6511 fprintf(stderr, "%s: please give one or more file names\n",
6516 if (end != LUSTRE_EOF && length != 0 && end != start + length) {
6517 fprintf(stderr, "%s: conflicting arguments of -l and -e\n",
6522 if (end == LUSTRE_EOF && length != 0)
6523 end = start + length;
6526 fprintf(stderr, "%s: range [%llu, %llu] is invalid\n",
6527 argv[0], start, end);
6531 if (advice_type != LU_LADVISE_LOCKAHEAD && mode != 0) {
6532 fprintf(stderr, "%s: mode is only valid with lockahead\n",
6537 if (advice_type == LU_LADVISE_LOCKAHEAD && mode == 0) {
6538 fprintf(stderr, "%s: mode is required with lockahead\n",
6543 while (optind < argc) {
6546 path = argv[optind++];
6548 fd = open(path, O_RDONLY);
6550 fprintf(stderr, "%s: cannot open file '%s': %s\n",
6551 argv[0], path, strerror(errno));
6556 advice.lla_start = start;
6557 advice.lla_end = end;
6558 advice.lla_advice = advice_type;
6559 advice.lla_value1 = 0;
6560 advice.lla_value2 = 0;
6561 advice.lla_value3 = 0;
6562 advice.lla_value4 = 0;
6563 if (advice_type == LU_LADVISE_LOCKAHEAD) {
6564 advice.lla_lockahead_mode = mode;
6565 advice.lla_peradvice_flags = flags;
6568 rc2 = llapi_ladvise(fd, flags, 1, &advice);
6571 fprintf(stderr, "%s: cannot give advice '%s' to file "
6572 "'%s': %s\n", argv[0],
6573 ladvise_names[advice_type],
6574 path, strerror(errno));
6580 if (rc == 0 && rc2 < 0)
6586 /** The input string contains a comma delimited list of component ids and
6587 * ranges, for example "1,2-4,7".
6589 static int parse_mirror_ids(__u16 *ids, int size, char *arg)
6591 bool end_of_loop = false;
6599 while (!end_of_loop) {
6603 char *endptr = NULL;
6606 ptr = strchrnul(arg, ',');
6607 end_of_loop = *ptr == '\0';
6610 start_index = strtol(arg, &endptr, 0);
6611 if (endptr == arg) /* no data at all */
6613 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
6615 if (start_index < 0)
6618 end_index = start_index;
6619 if (*endptr == '-') {
6620 end_index = strtol(endptr + 1, &endptr, 0);
6621 if (*endptr != '\0')
6623 if (end_index < start_index)
6627 for (i = start_index; i <= end_index && size > 0; i++) {
6630 /* remove duplicate */
6631 for (j = 0; j < nr; j++) {
6635 if (j == nr) { /* no duplicate */
6641 if (size == 0 && i < end_index)
6648 if (!end_of_loop && ptr != NULL)
6651 return rc < 0 ? rc : nr;
6655 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
6656 __u16 *mirror_ids, int ids_nr)
6658 const char *progname = "lfs mirror resync";
6659 struct llapi_resync_comp comp_array[1024] = { { 0 } };
6660 struct llapi_layout *layout;
6668 if (stat(fname, &stbuf) < 0) {
6669 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
6670 progname, fname, strerror(errno));
6674 if (!S_ISREG(stbuf.st_mode)) {
6675 fprintf(stderr, "%s: '%s' is not a regular file.\n",
6681 fd = open(fname, O_DIRECT | O_RDWR);
6683 fprintf(stderr, "%s: cannot open '%s': %s.\n",
6684 progname, fname, strerror(errno));
6689 ioc->lil_mode = LL_LEASE_WRLCK;
6690 ioc->lil_flags = LL_LEASE_RESYNC;
6691 rc = llapi_lease_get_ext(fd, ioc);
6693 fprintf(stderr, "%s: '%s' llapi_lease_get_ext resync failed: "
6694 "%s.\n", progname, fname, strerror(errno));
6698 layout = llapi_layout_get_by_fd(fd, 0);
6699 if (layout == NULL) {
6700 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
6701 progname, fname, strerror(errno));
6706 rc = llapi_layout_flags_get(layout, &flr_state);
6708 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
6709 progname, fname, strerror(errno));
6714 flr_state &= LCM_FL_FLR_MASK;
6715 switch (flr_state) {
6716 case LCM_FL_NOT_FLR:
6719 fprintf(stderr, "%s: '%s' file state error: %s.\n",
6720 progname, fname, lcm_flags_string(flr_state));
6726 /* get stale component info */
6727 comp_size = llapi_mirror_find_stale(layout, comp_array,
6728 ARRAY_SIZE(comp_array),
6729 mirror_ids, ids_nr);
6730 if (comp_size < 0) {
6736 while (idx < comp_size) {
6742 rc = llapi_lease_check(fd);
6743 if (rc != LL_LEASE_WRLCK) {
6744 fprintf(stderr, "%s: '%s' lost lease lock.\n",
6749 mirror_id = comp_array[idx].lrc_mirror_id;
6750 end = comp_array[idx].lrc_end;
6752 /* try to combine adjacent component */
6753 for (i = idx + 1; i < comp_size; i++) {
6754 if (mirror_id != comp_array[i].lrc_mirror_id ||
6755 end != comp_array[i].lrc_start)
6757 end = comp_array[i].lrc_end;
6760 result = llapi_mirror_resync_one(fd, layout, mirror_id,
6761 comp_array[idx].lrc_start,
6764 fprintf(stderr, "%s: '%s' llapi_mirror_resync_one: "
6765 "%ld.\n", progname, fname, result);
6768 } else if (result > 0) {
6771 /* mark synced components */
6772 for (j = idx; j < i; j++)
6773 comp_array[j].lrc_synced = true;
6779 /* prepare ioc for lease put */
6780 ioc->lil_mode = LL_LEASE_UNLCK;
6781 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
6783 for (idx = 0; idx < comp_size; idx++) {
6784 if (comp_array[idx].lrc_synced) {
6785 ioc->lil_ids[ioc->lil_count] = comp_array[idx].lrc_id;
6790 llapi_layout_free(layout);
6792 rc = llapi_lease_get_ext(fd, ioc);
6794 if (rc == 0) /* lost lease lock */
6796 fprintf(stderr, "%s: resync file '%s' failed: %s.\n",
6797 progname, fname, strerror(errno));
6801 * llapi_lease_get_ext returns lease mode when it request to unlock
6812 static inline int lfs_mirror_resync(int argc, char **argv)
6814 struct ll_ioc_lease *ioc = NULL;
6815 __u16 mirror_ids[128] = { 0 };
6820 struct option long_opts[] = {
6821 { .val = 'o', .name = "only", .has_arg = required_argument },
6824 while ((c = getopt_long(argc, argv, "o:", long_opts, NULL)) >= 0) {
6827 rc = parse_mirror_ids(mirror_ids,
6828 sizeof(mirror_ids) / sizeof(__u16),
6832 "%s: bad mirror ids '%s'.\n",
6839 fprintf(stderr, "%s: options '%s' unrecognized.\n",
6840 argv[0], argv[optind - 1]);
6846 if (argc == optind) {
6847 fprintf(stderr, "%s: no file name given.\n", argv[0]);
6852 if (ids_nr > 0 && argc > optind + 1) {
6853 fprintf(stderr, "%s: option '--only' cannot be used upon "
6854 "multiple files.\n", argv[0]);
6860 /* set the lease on the file */
6861 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
6863 fprintf(stderr, "%s: cannot alloc id array for ioc: %s.\n",
6864 argv[0], strerror(errno));
6869 for (; optind < argc; optind++) {
6870 rc = lfs_mirror_resync_file(argv[optind], ioc,
6871 mirror_ids, ids_nr);
6873 fprintf(stderr, "%s: resync file '%s' failed: %d\n",
6874 argv[0], argv[optind], rc);
6875 /* ignore previous file's error, continue with next file */
6878 memset(ioc, 0, sizeof(__u32) * 4096);
6887 * lfs_mirror() - Parse and execute lfs mirror commands.
6888 * @argc: The count of lfs mirror command line arguments.
6889 * @argv: Array of strings for lfs mirror command line arguments.
6891 * This function parses lfs mirror commands and performs the
6892 * corresponding functions specified in mirror_cmdlist[].
6894 * Return: 0 on success or an error code on failure.
6896 static int lfs_mirror(int argc, char **argv)
6903 Parser_init("lfs-mirror > ", mirror_cmdlist);
6905 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
6907 program_invocation_short_name = cmd;
6909 rc = Parser_execarg(argc - 1, argv + 1, mirror_cmdlist);
6911 rc = Parser_commands();
6913 return rc < 0 ? -rc : rc;
6917 * lfs_mirror_list_commands() - List lfs mirror commands.
6918 * @argc: The count of command line arguments.
6919 * @argv: Array of strings for command line arguments.
6921 * This function lists lfs mirror commands defined in mirror_cmdlist[].
6923 * Return: 0 on success.
6925 static int lfs_mirror_list_commands(int argc, char **argv)
6927 char buffer[81] = "";
6929 Parser_list_commands(mirror_cmdlist, buffer, sizeof(buffer),
6935 static int lfs_list_commands(int argc, char **argv)
6937 char buffer[81] = ""; /* 80 printable chars + terminating NUL */
6939 Parser_list_commands(cmdlist, buffer, sizeof(buffer), NULL, 0, 4);
6944 int main(int argc, char **argv)
6948 /* Ensure that liblustreapi constructor has run */
6949 if (!liblustreapi_initialized)
6950 fprintf(stderr, "liblustreapi was not properly initialized\n");
6955 Parser_init("lfs > ", cmdlist);
6957 progname = program_invocation_short_name; /* Used in error messages */
6959 llapi_set_command_name(argv[1]);
6960 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
6961 llapi_clear_command_name();
6963 rc = Parser_commands();
6966 return rc < 0 ? -rc : rc;
6969 #ifdef _LUSTRE_IDL_H_
6970 /* Everything we need here should be included by lustreapi.h. */
6971 # error "lfs should not depend on lustre_idl.h"
6972 #endif /* _LUSTRE_IDL_H_ */