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, 2016, 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>
54 #include <sys/ioctl.h>
55 #include <sys/quota.h>
57 #include <sys/types.h>
64 #include <libcfs/util/string.h>
65 #include <libcfs/util/ioctl.h>
66 #include <libcfs/util/parser.h>
67 #include <lustre/lustreapi.h>
68 #include <linux/lustre/lustre_ver.h>
69 #include <linux/lustre/lustre_param.h>
72 # define ARRAY_SIZE(a) ((sizeof(a)) / (sizeof((a)[0])))
73 #endif /* !ARRAY_SIZE */
76 static int lfs_setstripe(int argc, char **argv);
77 static int lfs_find(int argc, char **argv);
78 static int lfs_getstripe(int argc, char **argv);
79 static int lfs_getdirstripe(int argc, char **argv);
80 static int lfs_setdirstripe(int argc, char **argv);
81 static int lfs_rmentry(int argc, char **argv);
82 static int lfs_osts(int argc, char **argv);
83 static int lfs_mdts(int argc, char **argv);
84 static int lfs_df(int argc, char **argv);
85 static int lfs_getname(int argc, char **argv);
86 static int lfs_check(int argc, char **argv);
87 #ifdef HAVE_SYS_QUOTA_H
88 static int lfs_setquota(int argc, char **argv);
89 static int lfs_quota(int argc, char **argv);
91 static int lfs_flushctx(int argc, char **argv);
92 static int lfs_cp(int argc, char **argv);
93 static int lfs_ls(int argc, char **argv);
94 static int lfs_poollist(int argc, char **argv);
95 static int lfs_changelog(int argc, char **argv);
96 static int lfs_changelog_clear(int argc, char **argv);
97 static int lfs_fid2path(int argc, char **argv);
98 static int lfs_path2fid(int argc, char **argv);
99 static int lfs_data_version(int argc, char **argv);
100 static int lfs_hsm_state(int argc, char **argv);
101 static int lfs_hsm_set(int argc, char **argv);
102 static int lfs_hsm_clear(int argc, char **argv);
103 static int lfs_hsm_action(int argc, char **argv);
104 static int lfs_hsm_archive(int argc, char **argv);
105 static int lfs_hsm_restore(int argc, char **argv);
106 static int lfs_hsm_release(int argc, char **argv);
107 static int lfs_hsm_remove(int argc, char **argv);
108 static int lfs_hsm_cancel(int argc, char **argv);
109 static int lfs_swap_layouts(int argc, char **argv);
110 static int lfs_mv(int argc, char **argv);
111 static int lfs_ladvise(int argc, char **argv);
112 static int lfs_list_commands(int argc, char **argv);
114 /* Setstripe and migrate share mostly the same parameters */
115 #define SSM_CMD_COMMON(cmd) \
116 "usage: "cmd" [--component-end|-E <comp_end>]\n" \
117 " [--stripe-count|-c <stripe_count>]\n" \
118 " [--stripe-index|-i <start_ost_idx>]\n" \
119 " [--stripe-size|-S <stripe_size>]\n" \
120 " [--layout|-L <pattern>]\n" \
121 " [--pool|-p <pool_name>]\n" \
122 " [--ost|-o <ost_indices>]\n"
124 #define SSM_HELP_COMMON \
125 "\tstripe_count: Number of OSTs to stripe over (0=fs default, -1 all)\n" \
126 "\tstart_ost_idx: OST index of first stripe (-1=default round robin)\n"\
127 "\tstripe_size: Number of bytes on each OST (0=fs default)\n" \
128 "\t Can be specified with K, M or G (for KB, MB, GB\n" \
129 "\t respectively)\n" \
130 "\tpool_name: Name of OST pool to use (default none)\n" \
131 "\tlayout: stripe pattern type: raid0, mdt (default raid0)\n"\
132 "\tost_indices: List of OST indices, can be repeated multiple times\n"\
133 "\t Indices be specified in a format of:\n" \
134 "\t -o <ost_1>,<ost_i>-<ost_j>,<ost_n>\n" \
136 "\t -o <ost_1> -o <ost_i>-<ost_j> -o <ost_n>\n" \
137 "\t If --pool is set with --ost, then the OSTs\n" \
138 "\t must be the members of the pool.\n" \
139 "\tcomp_end: Extent end of component, start after previous end.\n"\
140 "\t Can be specified with K, M or G (for KB, MB, GB\n" \
141 "\t respectively, -1 for EOF). Must be a multiple of\n"\
145 #define MIGRATE_USAGE \
146 SSM_CMD_COMMON("migrate ") \
148 " [--non-block|-n]\n" \
152 "\tblock: Block file access during data migration (default)\n" \
153 "\tnon-block: Abort migrations if concurrent access is detected\n" \
155 #define SETDIRSTRIPE_USAGE \
156 " [--mdt-count|-c stripe_count>\n" \
157 " [--mdt-index|-i mdt_index]\n" \
158 " [--mdt-hash|-H mdt_hash]\n" \
159 " [--default|-D] [--mode|-m mode] <dir>\n" \
160 "\tstripe_count: stripe count of the striped directory\n" \
161 "\tmdt_index: MDT index of first stripe\n" \
162 "\tmdt_hash: hash type of the striped directory. mdt types:\n" \
163 " fnv_1a_64 FNV-1a hash algorithm (default)\n" \
164 " all_char sum of characters % MDT_COUNT (not recommended)\n" \
165 "\tdefault_stripe: set default dirstripe of the directory\n" \
166 "\tmode: the mode of the directory\n"
168 static const char *progname;
169 static bool file_lease_supported = true;
171 /* all available commands */
172 command_t cmdlist[] = {
173 {"setstripe", lfs_setstripe, 0,
174 "To create a file with specified striping/composite layout, or\n"
175 "create/replace the default layout on an existing directory:\n"
176 SSM_CMD_COMMON("setstripe")
177 " <directory|filename>\n"
179 "To add component(s) to an existing composite file:\n"
180 SSM_CMD_COMMON("setstripe --component-add")
182 "To totally delete the default striping from an existing directory:\n"
183 "usage: setstripe -d <directory>\n"
185 "To delete the last component(s) from an existing composite file\n"
186 "(note that this will also delete any data in those components):\n"
187 "usage: setstripe --component-del [--component-id|-I <comp_id>]\n"
188 " [--component-flags|-F <comp_flags>]\n"
190 "\tcomp_id: Unique component ID to delete\n"
191 "\tcomp_flags: 'init' indicating all instantiated components\n"
192 "\t '^init' indicating all uninstantiated components\n"
193 "\t-I and -F cannot be specified at the same time\n"},
194 {"getstripe", lfs_getstripe, 0,
195 "To list the striping info for a given file or files in a\n"
196 "directory or recursively for all files in a directory tree.\n"
197 "usage: getstripe [--ost|-O <uuid>] [--quiet|-q] [--verbose|-v]\n"
198 " [--stripe-count|-c] [--stripe-index|-i]\n"
199 " [--pool|-p] [--stripe-size|-S] [--directory|-d]\n"
200 " [--mdt|-m] [--recursive|-r] [--raw|-R] [--yaml|-y]\n"
201 " [--layout|-L] [--fid|-F] [--generation|-g]\n"
202 " [--component-id[=comp_id]|-I[comp_id]]\n"
203 " [--component-flags[=comp_flags]]\n"
204 " [--component-count]\n"
205 " [--component-start[=[+-]comp_start]]\n"
206 " [--component-end[=[+-]comp_end]|-E[[+-]comp_end]]\n"
207 " <directory|filename> ..."},
208 {"setdirstripe", lfs_setdirstripe, 0,
209 "To create a striped directory on a specified MDT. This can only\n"
210 "be done on MDT0 with the right of administrator.\n"
211 "usage: setdirstripe [OPTION] <directory>\n"
213 {"getdirstripe", lfs_getdirstripe, 0,
214 "To list the striping info for a given directory\n"
215 "or recursively for all directories in a directory tree.\n"
216 "usage: getdirstripe [--obd|-O <uuid>] [--mdt-count|-c]\n"
217 " [--mdt-index|-i] [--mdt-hash|-t]\n"
218 " [--recursive|-r] [--yaml|-y]\n"
219 " [--default|-D] <dir> ..."},
220 {"mkdir", lfs_setdirstripe, 0,
221 "To create a striped directory on a specified MDT. This can only\n"
222 "be done on MDT0 with the right of administrator.\n"
223 "usage: mkdir [OPTION] <directory>\n"
225 {"rm_entry", lfs_rmentry, 0,
226 "To remove the name entry of the remote directory. Note: This\n"
227 "command will only delete the name entry, i.e. the remote directory\n"
228 "will become inaccessable after this command. This can only be done\n"
229 "by the administrator\n"
230 "usage: rm_entry <dir>\n"},
231 {"pool_list", lfs_poollist, 0,
232 "List pools or pool OSTs\n"
233 "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
234 {"find", lfs_find, 0,
235 "find files matching given attributes recursively in directory tree.\n"
236 "usage: find <directory|filename> ...\n"
237 " [[!] --atime|-A [+-]N] [[!] --ctime|-C [+-]N]\n"
238 " [[!] --mtime|-M [+-]N] [[!] --mdt|-m <uuid|index,...>]\n"
239 " [--maxdepth|-D N] [[!] --name|-n <pattern>]\n"
240 " [[!] --ost|-O <uuid|index,...>] [--print|-p] [--print0|-P]\n"
241 " [[!] --size|-s [+-]N[bkMGTPE]]\n"
242 " [[!] --stripe-count|-c [+-]<stripes>]\n"
243 " [[!] --stripe-index|-i <index,...>]\n"
244 " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t <filetype>]\n"
245 " [[!] --gid|-g|--group|-G <gid>|<gname>]\n"
246 " [[!] --uid|-u|--user|-U <uid>|<uname>] [[!] --pool <pool>]\n"
247 " [[!] --projid <projid>]\n"
248 " [[!] --layout|-L released,raid0,mdt]\n"
249 " [[!] --component-count [+-]<comp_cnt>]\n"
250 " [[!] --component-start [+-]N[kMGTPE]]\n"
251 " [[!] --component-end|-E [+-]N[kMGTPE]]\n"
252 " [[!] --component-flags <comp_flags>]\n"
253 " [[!] --mdt-count|-T [+-]<stripes>]\n"
254 " [[!] --mdt-hash|-H <hashtype>\n"
255 "\t !: used before an option indicates 'NOT' requested attribute\n"
256 "\t -: used before a value indicates less than requested value\n"
257 "\t +: used before a value indicates more than requested value\n"
258 "\tmdt-hash: hash type of the striped directory.\n"
259 "\t fnv_1a_64 FNV-1a hash algorithm\n"
260 "\t all_char sum of characters % MDT_COUNT\n"},
261 {"check", lfs_check, 0,
262 "Display the status of MDS or OSTs (as specified in the command)\n"
263 "or all the servers (MDS and OSTs).\n"
264 "usage: check <osts|mds|servers>"},
265 {"osts", lfs_osts, 0, "list OSTs connected to client "
266 "[for specified path only]\n" "usage: osts [path]"},
267 {"mdts", lfs_mdts, 0, "list MDTs connected to client "
268 "[for specified path only]\n" "usage: mdts [path]"},
270 "report filesystem disk space usage or inodes usage"
271 "of each MDS and all OSDs or a batch belonging to a specific pool .\n"
272 "Usage: df [-i] [-h] [--lazy|-l] [--pool|-p <fsname>[.<pool>] [path]"},
273 {"getname", lfs_getname, 0, "list instances and specified mount points "
274 "[for specified path only]\n"
275 "Usage: getname [-h]|[path ...] "},
276 #ifdef HAVE_SYS_QUOTA_H
277 {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
278 "usage: setquota <-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>\n"
279 " -b <block-softlimit> -B <block-hardlimit>\n"
280 " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
281 " setquota <-u|--user|-g|--group|-p|--projid> <uname>|<uid>|<gname>|<gid>|<projid>\n"
282 " [--block-softlimit <block-softlimit>]\n"
283 " [--block-hardlimit <block-hardlimit>]\n"
284 " [--inode-softlimit <inode-softlimit>]\n"
285 " [--inode-hardlimit <inode-hardlimit>] <filesystem>\n"
286 " setquota [-t] <-u|--user|-g|--group|-p|--projid>\n"
287 " [--block-grace <block-grace>]\n"
288 " [--inode-grace <inode-grace>] <filesystem>\n"
289 " -b can be used instead of --block-softlimit/--block-grace\n"
290 " -B can be used instead of --block-hardlimit\n"
291 " -i can be used instead of --inode-softlimit/--inode-grace\n"
292 " -I can be used instead of --inode-hardlimit\n\n"
293 "Note: The total quota space will be split into many qunits and\n"
294 " balanced over all server targets, the minimal qunit size is\n"
295 " 1M bytes for block space and 1K inodes for inode space.\n\n"
296 " Quota space rebalancing process will stop when this mininum\n"
297 " value is reached. As a result, quota exceeded can be returned\n"
298 " while many targets still have 1MB or 1K inodes of spare\n"
300 {"quota", lfs_quota, 0, "Display disk usage and limits.\n"
301 "usage: quota [-q] [-v] [-h] [-o <obd_uuid>|-i <mdt_idx>|-I "
303 " [<-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>] <filesystem>\n"
304 " quota [-o <obd_uuid>|-i <mdt_idx>|-I <ost_idx>] -t <-u|-g|-p> <filesystem>"},
306 {"flushctx", lfs_flushctx, 0, "Flush security context for current user.\n"
307 "usage: flushctx [-k] [mountpoint...]"},
309 "Remote user copy files and directories.\n"
310 "usage: cp [OPTION]... [-T] SOURCE DEST\n\tcp [OPTION]... SOURCE... DIRECTORY\n\tcp [OPTION]... -t DIRECTORY SOURCE..."},
312 "Remote user list directory contents.\n"
313 "usage: ls [OPTION]... [FILE]..."},
314 {"changelog", lfs_changelog, 0,
315 "Show the metadata changes on an MDT."
316 "\nusage: changelog <mdtname> [startrec [endrec]]"},
317 {"changelog_clear", lfs_changelog_clear, 0,
318 "Indicate that old changelog records up to <endrec> are no longer of "
319 "interest to consumer <id>, allowing the system to free up space.\n"
320 "An <endrec> of 0 means all records.\n"
321 "usage: changelog_clear <mdtname> <id> <endrec>"},
322 {"fid2path", lfs_fid2path, 0,
323 "Resolve the full path(s) for given FID(s). For a specific hardlink "
324 "specify link number <linkno>.\n"
325 /* "For a historical link name, specify changelog record <recno>.\n" */
326 "usage: fid2path [--link <linkno>] <fsname|rootpath> <fid> ..."
327 /* [ --rec <recno> ] */ },
328 {"path2fid", lfs_path2fid, 0, "Display the fid(s) for a given path(s).\n"
329 "usage: path2fid [--parents] <path> ..."},
330 {"data_version", lfs_data_version, 0, "Display file data version for "
331 "a given path.\n" "usage: data_version -[n|r|w] <path>"},
332 {"hsm_state", lfs_hsm_state, 0, "Display the HSM information (states, "
333 "undergoing actions) for given files.\n usage: hsm_state <file> ..."},
334 {"hsm_set", lfs_hsm_set, 0, "Set HSM user flag on specified files.\n"
335 "usage: hsm_set [--norelease] [--noarchive] [--dirty] [--exists] "
336 "[--archived] [--lost] <file> ..."},
337 {"hsm_clear", lfs_hsm_clear, 0, "Clear HSM user flag on specified "
339 "usage: hsm_clear [--norelease] [--noarchive] [--dirty] [--exists] "
340 "[--archived] [--lost] <file> ..."},
341 {"hsm_action", lfs_hsm_action, 0, "Display current HSM request for "
342 "given files.\n" "usage: hsm_action <file> ..."},
343 {"hsm_archive", lfs_hsm_archive, 0,
344 "Archive file to external storage.\n"
345 "usage: hsm_archive [--filelist FILELIST] [--data DATA] [--archive NUM] "
347 {"hsm_restore", lfs_hsm_restore, 0,
348 "Restore file from external storage.\n"
349 "usage: hsm_restore [--filelist FILELIST] [--data DATA] <file> ..."},
350 {"hsm_release", lfs_hsm_release, 0,
351 "Release files from Lustre.\n"
352 "usage: hsm_release [--filelist FILELIST] [--data DATA] <file> ..."},
353 {"hsm_remove", lfs_hsm_remove, 0,
354 "Remove file copy from external storage.\n"
355 "usage: hsm_remove [--filelist FILELIST] [--data DATA] "
357 " (FILE [FILE ...] | "
358 "--mntpath MOUNTPATH FID [FID ...])\n"
360 "Note: To remove an archived copy of a file already deleted from a "
362 "--mntpath option and a list of FIDs must be specified"
364 {"hsm_cancel", lfs_hsm_cancel, 0,
365 "Cancel requests related to specified files.\n"
366 "usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
367 {"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
368 "usage: swap_layouts <path1> <path2>"},
369 {"migrate", lfs_setstripe, 0,
370 "migrate a directory between MDTs.\n"
371 "usage: migrate --mdt-index <mdt_idx> [--verbose|-v] "
373 "\tmdt_idx: index of the destination MDT\n"
375 "migrate file objects from one OST "
376 "layout\nto another (may be not safe with concurent writes).\n"
378 "[--stripe-count|-c] <stripe_count>\n"
379 " [--stripe-index|-i] <start_ost_index>\n"
380 " [--stripe-size|-S] <stripe_size>\n"
381 " [--pool|-p] <pool_name>\n"
382 " [--ost-list|-o] <ost_indices>\n"
384 " [--non-block|-n]\n"
385 " <file|directory>\n"
386 "\tstripe_count: number of OSTs to stripe a file over\n"
387 "\tstripe_ost_index: index of the first OST to stripe a file over\n"
388 "\tstripe_size: number of bytes to store before moving to the next OST\n"
389 "\tpool_name: name of the predefined pool of OSTs\n"
390 "\tost_indices: OSTs to stripe over, in order\n"
391 "\tblock: wait for the operation to return before continuing\n"
392 "\tnon-block: do not wait for the operation to return.\n"},
394 "To move directories between MDTs. This command is deprecated, "
395 "use \"migrate\" instead.\n"
396 "usage: mv <directory|filename> [--mdt-index|-M] <mdt_index> "
398 {"ladvise", lfs_ladvise, 0,
399 "Provide servers with advice about access patterns for a file.\n"
400 "usage: ladvise [--advice|-a ADVICE] [--start|-s START[kMGT]]\n"
401 " [--background|-b] [--unset|-u]\n\n"
402 " {[--end|-e END[kMGT]] | [--length|-l LENGTH[kMGT]]}\n"
403 " {[--mode|-m [READ,WRITE]}\n"
405 {"help", Parser_help, 0, "help"},
406 {"exit", Parser_quit, 0, "quit"},
407 {"quit", Parser_quit, 0, "quit"},
408 {"--version", Parser_version, 0,
409 "output build version of the utility and exit"},
410 {"--list-commands", lfs_list_commands, 0,
411 "list commands supported by the utility and exit"},
416 #define MIGRATION_NONBLOCK 1
418 static int check_hashtype(const char *hashtype)
422 for (i = LMV_HASH_TYPE_ALL_CHARS; i < LMV_HASH_TYPE_MAX; i++)
423 if (strcmp(hashtype, mdt_hash_name[i]) == 0)
430 * Internal helper for migrate_copy_data(). Check lease and report error if
433 * \param[in] fd File descriptor on which to check the lease.
434 * \param[out] lease_broken Set to true if the lease was broken.
435 * \param[in] group_locked Whether a group lock was taken or not.
436 * \param[in] path Name of the file being processed, for error
439 * \retval 0 Migration can keep on going.
440 * \retval -errno Error occurred, abort migration.
442 static int check_lease(int fd, bool *lease_broken, bool group_locked,
447 if (!file_lease_supported)
450 rc = llapi_lease_check(fd);
452 return 0; /* llapi_check_lease returns > 0 on success. */
455 fprintf(stderr, "%s: cannot migrate '%s': file busy\n",
457 rc = rc ? rc : -EAGAIN;
459 fprintf(stderr, "%s: external attempt to access file '%s' "
460 "blocked until migration ends.\n", progname, path);
463 *lease_broken = true;
467 static int migrate_copy_data(int fd_src, int fd_dst, size_t buf_size,
468 bool group_locked, const char *fname)
477 bool lease_broken = false;
479 /* Use a page-aligned buffer for direct I/O */
480 rc = posix_memalign(&buf, getpagesize(), buf_size);
485 /* read new data only if we have written all
486 * previously read data */
489 rc = check_lease(fd_src, &lease_broken,
490 group_locked, fname);
494 rsize = read(fd_src, buf, buf_size);
497 fprintf(stderr, "%s: %s: read failed: %s\n",
498 progname, fname, strerror(-rc));
508 wsize = write(fd_dst, buf + bufoff, rpos - wpos);
512 "%s: %s: write failed on volatile: %s\n",
513 progname, fname, strerror(-rc));
523 fprintf(stderr, "%s: %s: fsync failed: %s\n",
524 progname, fname, strerror(-rc));
532 static int migrate_copy_timestamps(int fdv, const struct stat *st)
534 struct timeval tv[2] = {
535 {.tv_sec = st->st_atime},
536 {.tv_sec = st->st_mtime}
539 return futimes(fdv, tv);
542 static int migrate_block(int fd, int fdv, const struct stat *st,
543 size_t buf_size, const char *name)
550 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
552 fprintf(stderr, "%s: %s: cannot get dataversion: %s\n",
553 progname, name, strerror(-rc));
561 /* The grouplock blocks all concurrent accesses to the file.
562 * It has to be taken after llapi_get_data_version as it would
564 rc = llapi_group_lock(fd, gid);
566 fprintf(stderr, "%s: %s: cannot get group lock: %s\n",
567 progname, name, strerror(-rc));
571 rc = migrate_copy_data(fd, fdv, buf_size, true, name);
573 fprintf(stderr, "%s: %s: data copy failed\n", progname, name);
577 /* Make sure we keep original atime/mtime values */
578 rc = migrate_copy_timestamps(fdv, st);
580 fprintf(stderr, "%s: %s: timestamp copy failed\n",
586 * for a migration we need to check data version on file did
589 * Pass in gid=0 since we already own grouplock. */
590 rc = llapi_fswap_layouts_grouplock(fd, fdv, dv1, 0, 0,
591 SWAP_LAYOUTS_CHECK_DV1);
593 fprintf(stderr, "%s: %s: dataversion changed during copy, "
594 "migration aborted\n", progname, name);
597 fprintf(stderr, "%s: %s: cannot swap layouts: %s\n", progname,
598 name, strerror(-rc));
603 rc2 = llapi_group_unlock(fd, gid);
604 if (rc2 < 0 && rc == 0) {
605 fprintf(stderr, "%s: %s: putting group lock failed: %s\n",
606 progname, name, strerror(-rc2));
613 static int migrate_nonblock(int fd, int fdv, const struct stat *st,
614 size_t buf_size, const char *name)
620 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
622 fprintf(stderr, "%s: %s: cannot get data version: %s\n",
623 progname, name, strerror(-rc));
627 rc = migrate_copy_data(fd, fdv, buf_size, false, name);
629 fprintf(stderr, "%s: %s: data copy failed\n", progname, name);
633 rc = llapi_get_data_version(fd, &dv2, LL_DV_RD_FLUSH);
635 fprintf(stderr, "%s: %s: cannot get data version: %s\n",
636 progname, name, strerror(-rc));
642 fprintf(stderr, "%s: %s: data version changed during "
648 /* Make sure we keep original atime/mtime values */
649 rc = migrate_copy_timestamps(fdv, st);
651 fprintf(stderr, "%s: %s: timestamp copy failed\n",
656 /* Atomically put lease, swap layouts and close.
657 * for a migration we need to check data version on file did
659 rc = llapi_fswap_layouts(fd, fdv, 0, 0, SWAP_LAYOUTS_CLOSE);
661 fprintf(stderr, "%s: %s: cannot swap layouts: %s\n",
662 progname, name, strerror(-rc));
669 static int lfs_component_set(char *fname, int comp_id, __u32 flags)
674 static int lfs_component_del(char *fname, __u32 comp_id, __u32 flags)
678 if (flags != 0 && comp_id != 0)
681 /* LCME_FL_INIT is the only supported flag in PFL */
683 if (flags & ~LCME_KNOWN_FLAGS) {
685 "%s setstripe: bad component flags %#x\n",
689 } else if (comp_id > LCME_ID_MAX) {
690 fprintf(stderr, "%s setstripe: bad component id %u\n",
695 rc = llapi_layout_file_comp_del(fname, comp_id, flags);
698 "%s setstripe: cannot delete component %#x from '%s': %s\n",
699 progname, comp_id, fname, strerror(errno));
703 static int lfs_component_add(char *fname, struct llapi_layout *layout)
710 rc = llapi_layout_file_comp_add(fname, layout);
712 fprintf(stderr, "Add layout component(s) to %s failed. %s\n",
713 fname, strerror(errno));
717 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
718 struct llapi_layout *layout)
726 fd = lstat(fname, &st);
727 if (fd == 0 && S_ISDIR(st.st_mode))
728 open_flags = O_DIRECTORY | O_RDONLY;
730 fd = llapi_layout_file_open(fname, open_flags, open_mode, layout);
732 fprintf(stderr, "%s: cannot %s '%s': %s\n", progname,
733 S_ISDIR(st.st_mode) ?
734 "set default composite layout for" :
735 "create composite file",
736 fname, strerror(errno));
740 static int lfs_migrate(char *name, __u64 migration_flags,
741 struct llapi_stripe_param *param,
742 struct llapi_layout *layout)
746 char parent[PATH_MAX];
749 char volatile_file[sizeof(parent) +
750 LUSTRE_VOLATILE_HDR_LEN +
751 2 * sizeof(mdt_index) +
752 2 * sizeof(random_value) + 4];
755 struct lov_user_md *lum = NULL;
757 int buf_size = 1024 * 1024 * 4;
758 bool have_lease_rdlck = false;
762 /* find the right size for the IO and allocate the buffer */
763 lum_size = lov_user_md_size(LOV_MAX_STRIPE_COUNT, LOV_USER_MAGIC_V3);
764 lum = malloc(lum_size);
770 rc = llapi_file_get_stripe(name, lum);
771 /* failure can happen for many reasons and some may be not real errors
773 * in case of a real error, a later call will fail with better
774 * error management */
776 if ((lum->lmm_magic == LOV_USER_MAGIC_V1 ||
777 lum->lmm_magic == LOV_USER_MAGIC_V3) &&
778 lum->lmm_stripe_size != 0)
779 buf_size = lum->lmm_stripe_size;
782 /* open file, direct io */
783 /* even if the file is only read, WR mode is nedeed to allow
784 * layout swap on fd */
785 fd = open(name, O_RDWR | O_DIRECT);
788 fprintf(stderr, "%s: cannot open '%s': %s\n", progname, name,
793 if (file_lease_supported) {
794 rc = llapi_lease_get(fd, LL_LEASE_RDLCK);
795 if (rc == -EOPNOTSUPP) {
796 /* Older servers do not support file lease.
797 * Disable related checks. This opens race conditions
798 * as explained in LU-4840 */
799 file_lease_supported = false;
801 fprintf(stderr, "%s: %s: cannot get open lease: %s\n",
802 progname, name, strerror(-rc));
805 have_lease_rdlck = true;
809 /* search for file directory pathname */
810 if (strlen(name) > sizeof(parent)-1) {
814 strncpy(parent, name, sizeof(parent));
815 ptr = strrchr(parent, '/');
817 if (getcwd(parent, sizeof(parent)) == NULL) {
828 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
830 fprintf(stderr, "%s: %s: cannot get MDT index: %s\n",
831 progname, name, strerror(-rc));
836 int open_flags = O_WRONLY | O_CREAT | O_EXCL | O_NOFOLLOW;
837 mode_t open_mode = S_IRUSR | S_IWUSR;
839 random_value = random();
840 rc = snprintf(volatile_file, sizeof(volatile_file),
841 "%s/%s:%.4X:%.4X", parent, LUSTRE_VOLATILE_HDR,
842 mdt_index, random_value);
843 if (rc >= sizeof(volatile_file)) {
848 /* create, open a volatile file, use caching (ie no directio) */
850 fdv = llapi_file_open_param(volatile_file, open_flags,
852 else if (layout != NULL)
853 fdv = lfs_component_create(volatile_file, open_flags,
857 } while (fdv == -EEXIST);
861 fprintf(stderr, "%s: %s: cannot create volatile file in"
863 progname, parent, strerror(-rc));
867 /* In case the MDT does not support creation of volatile files
868 * we should try to unlink it. */
869 (void)unlink(volatile_file);
871 /* Not-owner (root?) special case.
872 * Need to set owner/group of volatile file like original.
873 * This will allow to pass related check during layout_swap.
878 fprintf(stderr, "%s: %s: cannot stat: %s\n", progname, name,
882 rc = fstat(fdv, &stv);
885 fprintf(stderr, "%s: %s: cannot stat: %s\n", progname,
886 volatile_file, strerror(errno));
889 if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
890 rc = fchown(fdv, st.st_uid, st.st_gid);
893 fprintf(stderr, "%s: %s: cannot chown: %s\n", progname,
894 name, strerror(errno));
899 if (migration_flags & MIGRATION_NONBLOCK && file_lease_supported) {
900 rc = migrate_nonblock(fd, fdv, &st, buf_size, name);
902 have_lease_rdlck = false;
903 fdv = -1; /* The volatile file is closed as we put the
904 * lease in non-blocking mode. */
907 /* Blocking mode (forced if servers do not support file lease).
908 * It is also the default mode, since we cannot distinguish
909 * between a broken lease and a server that does not support
910 * atomic swap/close (LU-6785) */
911 rc = migrate_block(fd, fdv, &st, buf_size, name);
915 if (have_lease_rdlck)
932 * Parse a string containing an OST index list into an array of integers.
934 * The input string contains a comma delimited list of individual
935 * indices and ranges, for example "1,2-4,7". Add the indices into the
936 * \a osts array and remove duplicates.
938 * \param[out] osts array to store indices in
939 * \param[in] size size of \a osts array
940 * \param[in] offset starting index in \a osts
941 * \param[in] arg string containing OST index list
943 * \retval positive number of indices in \a osts
944 * \retval -EINVAL unable to parse \a arg
946 static int parse_targets(__u32 *osts, int size, int offset, char *arg)
950 int slots = size - offset;
958 while (!end_of_loop) {
966 ptr = strchrnul(arg, ',');
968 end_of_loop = *ptr == '\0';
971 start_index = strtol(arg, &endptr, 0);
972 if (endptr == arg) /* no data at all */
974 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
979 end_index = start_index;
980 if (*endptr == '-') {
981 end_index = strtol(endptr + 1, &endptr, 0);
984 if (end_index < start_index)
988 for (i = start_index; i <= end_index && slots > 0; i++) {
991 /* remove duplicate */
992 for (j = 0; j < offset; j++) {
996 if (j == offset) { /* no duplicate */
1001 if (slots == 0 && i < end_index)
1009 if (!end_of_loop && ptr != NULL)
1012 return rc < 0 ? rc : nr;
1015 struct lfs_setstripe_args {
1016 unsigned long long lsa_comp_end;
1017 unsigned long long lsa_stripe_size;
1018 int lsa_stripe_count;
1020 __u32 lsa_comp_flags;
1024 char *lsa_pool_name;
1027 static inline void setstripe_args_init(struct lfs_setstripe_args *lsa)
1029 memset(lsa, 0, sizeof(*lsa));
1030 lsa->lsa_stripe_off = -1;
1033 static inline bool setstripe_args_specified(struct lfs_setstripe_args *lsa)
1035 return (lsa->lsa_stripe_size != 0 || lsa->lsa_stripe_count != 0 ||
1036 lsa->lsa_stripe_off != -1 || lsa->lsa_pool_name != NULL ||
1037 lsa->lsa_comp_end != 0 || lsa->lsa_pattern != 0);
1040 static int comp_args_to_layout(struct llapi_layout **composite,
1041 struct lfs_setstripe_args *lsa)
1043 struct llapi_layout *layout = *composite;
1044 uint64_t prev_end = 0;
1047 if (layout == NULL) {
1048 layout = llapi_layout_alloc();
1049 if (layout == NULL) {
1050 fprintf(stderr, "Alloc llapi_layout failed. %s\n",
1054 *composite = layout;
1058 /* Get current component extent, current component
1059 * must be the tail component. */
1060 rc = llapi_layout_comp_extent_get(layout, &start, &prev_end);
1062 fprintf(stderr, "Get comp extent failed. %s\n",
1067 rc = llapi_layout_comp_add(layout);
1069 fprintf(stderr, "Add component failed. %s\n",
1075 rc = llapi_layout_comp_extent_set(layout, prev_end, lsa->lsa_comp_end);
1077 fprintf(stderr, "Set extent [%lu, %llu) failed. %s\n",
1078 prev_end, lsa->lsa_comp_end, strerror(errno));
1082 /* Data-on-MDT component setting */
1083 if (lsa->lsa_pattern == LLAPI_LAYOUT_MDT) {
1084 /* In case of Data-on-MDT patterns the only extra option
1085 * applicable is stripe size option. */
1086 if (lsa->lsa_stripe_count) {
1087 fprintf(stderr, "Option 'stripe-count' can't be "
1088 "specified with Data-on-MDT component: %i\n",
1089 lsa->lsa_stripe_count);
1092 if (lsa->lsa_stripe_size) {
1093 fprintf(stderr, "Option 'stripe-size' can't be "
1094 "specified with Data-on-MDT component: %llu\n",
1095 lsa->lsa_stripe_size);
1098 if (lsa->lsa_nr_osts != 0) {
1099 fprintf(stderr, "Option 'ost-list' can't be specified "
1100 "with Data-on-MDT component: '%i'\n",
1104 if (lsa->lsa_stripe_off != -1) {
1105 fprintf(stderr, "Option 'stripe-offset' can't be "
1106 "specified with Data-on-MDT component: %i\n",
1107 lsa->lsa_stripe_off);
1110 if (lsa->lsa_pool_name != 0) {
1111 fprintf(stderr, "Option 'pool' can't be specified "
1112 "with Data-on-MDT component: '%s'\n",
1113 lsa->lsa_pool_name);
1117 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
1119 fprintf(stderr, "Set stripe pattern %#x failed. %s\n",
1120 lsa->lsa_pattern, strerror(errno));
1123 /* Data-on-MDT component has always single stripe up to end */
1124 lsa->lsa_stripe_size = lsa->lsa_comp_end;
1127 if (lsa->lsa_stripe_size != 0) {
1128 rc = llapi_layout_stripe_size_set(layout,
1129 lsa->lsa_stripe_size);
1131 fprintf(stderr, "Set stripe size %llu failed. %s\n",
1132 lsa->lsa_stripe_size, strerror(errno));
1137 if (lsa->lsa_stripe_count != 0) {
1138 rc = llapi_layout_stripe_count_set(layout,
1139 lsa->lsa_stripe_count == -1 ?
1141 lsa->lsa_stripe_count);
1143 fprintf(stderr, "Set stripe count %d failed. %s\n",
1144 lsa->lsa_stripe_count, strerror(errno));
1149 if (lsa->lsa_pool_name != NULL) {
1150 rc = llapi_layout_pool_name_set(layout, lsa->lsa_pool_name);
1152 fprintf(stderr, "Set pool name: %s failed. %s\n",
1153 lsa->lsa_pool_name, strerror(errno));
1158 if (lsa->lsa_nr_osts > 0) {
1159 if (lsa->lsa_stripe_count > 0 &&
1160 lsa->lsa_nr_osts != lsa->lsa_stripe_count) {
1161 fprintf(stderr, "stripe_count(%d) != nr_osts(%d)\n",
1162 lsa->lsa_stripe_count, lsa->lsa_nr_osts);
1165 for (i = 0; i < lsa->lsa_nr_osts; i++) {
1166 rc = llapi_layout_ost_index_set(layout, i,
1171 } else if (lsa->lsa_stripe_off != -1) {
1172 rc = llapi_layout_ost_index_set(layout, 0, lsa->lsa_stripe_off);
1175 fprintf(stderr, "Set ost index %d failed. %s\n",
1176 i, strerror(errno));
1183 /* In 'lfs setstripe --component-add' mode, we need to fetch the extent
1184 * end of the last component in the existing file, and adjust the
1185 * first extent start of the components to be added accordingly. */
1186 static int adjust_first_extent(char *fname, struct llapi_layout *layout)
1188 struct llapi_layout *head;
1189 uint64_t start, end, stripe_size, prev_end = 0;
1196 head = llapi_layout_get_by_path(fname, 0);
1198 fprintf(stderr, "Read layout from %s failed. %s\n",
1199 fname, strerror(errno));
1201 } else if (errno == ENODATA) {
1202 /* file without LOVEA, this component-add will be turned
1203 * into a component-create. */
1204 llapi_layout_free(head);
1206 } else if (!llapi_layout_is_composite(head)) {
1207 fprintf(stderr, "'%s' isn't a composite file.\n",
1209 llapi_layout_free(head);
1213 rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
1215 fprintf(stderr, "Get prev extent failed. %s\n",
1217 llapi_layout_free(head);
1221 llapi_layout_free(head);
1223 /* Make sure we use the first component of the layout to be added. */
1224 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
1226 fprintf(stderr, "Move component cursor failed. %s\n",
1231 rc = llapi_layout_comp_extent_get(layout, &start, &end);
1233 fprintf(stderr, "Get extent failed. %s\n", strerror(errno));
1237 if (start > prev_end || end <= prev_end) {
1238 fprintf(stderr, "First extent to be set [%lu, %lu) isn't "
1239 "adjacent with the existing file extent end: %lu\n",
1240 start, end, prev_end);
1244 rc = llapi_layout_stripe_size_get(layout, &stripe_size);
1246 fprintf(stderr, "Get stripe size failed. %s\n",
1251 if (stripe_size != LLAPI_LAYOUT_DEFAULT &&
1252 (prev_end & (stripe_size - 1))) {
1253 fprintf(stderr, "Stripe size %lu not aligned with %lu\n",
1254 stripe_size, prev_end);
1258 rc = llapi_layout_comp_extent_set(layout, prev_end, end);
1260 fprintf(stderr, "Set component extent [%lu, %lu) failed. %s\n",
1261 prev_end, end, strerror(errno));
1268 static inline bool comp_flags_is_neg(__u32 flags)
1270 return flags & LCME_FL_NEG;
1273 static inline void comp_flags_set_neg(__u32 *flags)
1275 *flags |= LCME_FL_NEG;
1278 static inline void comp_flags_clear_neg(__u32 *flags)
1280 *flags &= ~LCME_FL_NEG;
1283 static int comp_str2flags(__u32 *flags, char *string)
1286 __u32 neg_flags = 0;
1292 for (name = strtok(string, ","); name; name = strtok(NULL, ",")) {
1296 for (i = 0; i < ARRAY_SIZE(comp_flags_table); i++) {
1297 __u32 comp_flag = comp_flags_table[i].cfn_flag;
1298 const char *comp_name = comp_flags_table[i].cfn_name;
1300 if (strcmp(name, comp_name) == 0) {
1301 *flags |= comp_flag;
1303 } else if (strncmp(name, "^", 1) == 0 &&
1304 strcmp(name + 1, comp_name) == 0) {
1305 neg_flags |= comp_flag;
1310 llapi_printf(LLAPI_MSG_ERROR,
1311 "%s: component flag '%s' not supported\n",
1317 if (*flags == 0 && neg_flags == 0)
1319 /* don't support mixed flags for now */
1320 if (*flags && neg_flags)
1325 comp_flags_set_neg(flags);
1331 static inline bool arg_is_eof(char *arg)
1333 return !strncmp(arg, "-1", strlen("-1")) ||
1334 !strncmp(arg, "EOF", strlen("EOF")) ||
1335 !strncmp(arg, "eof", strlen("eof"));
1350 static int lfs_setstripe(int argc, char **argv)
1352 struct lfs_setstripe_args lsa;
1353 struct llapi_stripe_param *param = NULL;
1354 struct find_param migrate_mdt_param = {
1364 char *mdt_idx_arg = NULL;
1365 unsigned long long size_units = 1;
1366 bool migrate_mode = false;
1367 bool migration_block = false;
1368 __u64 migration_flags = 0;
1369 __u32 osts[LOV_MAX_STRIPE_COUNT] = { 0 };
1370 int comp_del = 0, comp_set = 0;
1373 struct llapi_layout *layout = NULL;
1375 struct option long_opts[] = {
1376 /* --block is only valid in migrate mode */
1377 { .val = 'b', .name = "block", .has_arg = no_argument},
1378 { .val = LFS_COMP_ADD_OPT,
1379 .name = "comp-add", .has_arg = no_argument},
1380 { .val = LFS_COMP_ADD_OPT,
1381 .name = "component-add",
1382 .has_arg = no_argument},
1383 { .val = LFS_COMP_DEL_OPT,
1384 .name = "comp-del", .has_arg = no_argument},
1385 { .val = LFS_COMP_DEL_OPT,
1386 .name = "component-del",
1387 .has_arg = no_argument},
1388 { .val = LFS_COMP_FLAGS_OPT,
1389 .name = "comp-flags", .has_arg = required_argument},
1390 { .val = LFS_COMP_FLAGS_OPT,
1391 .name = "component-flags",
1392 .has_arg = required_argument},
1393 { .val = LFS_COMP_SET_OPT,
1394 .name = "comp-set", .has_arg = no_argument},
1395 { .val = LFS_COMP_SET_OPT,
1396 .name = "component-set",
1397 .has_arg = no_argument},
1398 { .val = 'c', .name = "stripe-count", .has_arg = required_argument},
1399 { .val = 'c', .name = "stripe_count", .has_arg = required_argument},
1400 { .val = 'd', .name = "delete", .has_arg = no_argument},
1401 { .val = 'E', .name = "comp-end", .has_arg = required_argument},
1402 { .val = 'E', .name = "component-end",
1403 .has_arg = required_argument},
1404 /* dirstripe {"mdt-hash", required_argument, 0, 'H'}, */
1405 { .val = 'i', .name = "stripe-index", .has_arg = required_argument},
1406 { .val = 'i', .name = "stripe_index", .has_arg = required_argument},
1407 { .val = 'I', .name = "comp-id", .has_arg = required_argument},
1408 { .val = 'I', .name = "component-id", .has_arg = required_argument},
1409 { .val = 'L', .name = "layout", .has_arg = required_argument },
1410 { .val = 'm', .name = "mdt", .has_arg = required_argument},
1411 { .val = 'm', .name = "mdt-index", .has_arg = required_argument},
1412 { .val = 'm', .name = "mdt_index", .has_arg = required_argument},
1413 /* --non-block is only valid in migrate mode */
1414 { .val = 'n', .name = "non-block", .has_arg = no_argument},
1415 { .val = 'o', .name = "ost", .has_arg = required_argument},
1416 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
1417 { .val = 'o', .name = "ost-list", .has_arg = required_argument },
1418 { .val = 'o', .name = "ost_list", .has_arg = required_argument },
1420 { .val = 'p', .name = "pool", .has_arg = required_argument },
1421 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
1422 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
1423 /* dirstripe {"mdt-count", required_argument, 0, 'T'}, */
1424 /* --verbose is only valid in migrate mode */
1425 { .val = 'v', .name = "verbose", .has_arg = no_argument },
1426 { .val = LFS_COMP_ADD_OPT,
1427 .name = "component-add",
1428 .has_arg = no_argument },
1429 { .val = LFS_COMP_DEL_OPT,
1430 .name = "component-del",
1431 .has_arg = no_argument },
1432 { .val = LFS_COMP_FLAGS_OPT,
1433 .name = "component-flags",
1434 .has_arg = required_argument },
1435 { .val = LFS_COMP_SET_OPT,
1436 .name = "component-set",
1437 .has_arg = no_argument },
1440 setstripe_args_init(&lsa);
1442 if (strcmp(argv[0], "migrate") == 0)
1443 migrate_mode = true;
1445 while ((c = getopt_long(argc, argv, "bc:dE:i:I:m:no:p:L:s:S:v",
1446 long_opts, NULL)) >= 0) {
1451 case LFS_COMP_ADD_OPT:
1454 case LFS_COMP_DEL_OPT:
1457 case LFS_COMP_FLAGS_OPT:
1458 result = comp_str2flags(&lsa.lsa_comp_flags, optarg);
1462 case LFS_COMP_SET_OPT:
1466 if (!migrate_mode) {
1468 "%s %s: -b|--block valid only for migrate command\n",
1472 migration_block = true;
1475 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
1478 "%s %s: invalid stripe count '%s'\n",
1479 progname, argv[0], optarg);
1484 /* delete the default striping pattern */
1488 if (lsa.lsa_comp_end != 0) {
1489 result = comp_args_to_layout(&layout, &lsa);
1492 "%s %s: invalid layout\n",
1497 setstripe_args_init(&lsa);
1500 if (arg_is_eof(optarg)) {
1501 lsa.lsa_comp_end = LUSTRE_EOF;
1503 result = llapi_parse_size(optarg,
1508 "%s %s: invalid component end '%s'\n",
1509 progname, argv[0], optarg);
1515 lsa.lsa_stripe_off = strtol(optarg, &end, 0);
1518 "%s %s: invalid stripe offset '%s'\n",
1519 progname, argv[0], optarg);
1524 comp_id = strtoul(optarg, &end, 0);
1525 if (*end != '\0' || comp_id == 0 ||
1526 comp_id > LCME_ID_MAX) {
1528 "%s %s: invalid component ID '%s'\n",
1529 progname, argv[0], optarg);
1534 if (strcmp(argv[optind - 1], "mdt") == 0) {
1535 /* Can be only the first component */
1536 if (layout != NULL) {
1538 fprintf(stderr, "error: 'mdt' layout "
1539 "can be only the first one\n");
1542 if (lsa.lsa_comp_end > (1ULL << 30)) { /* 1Gb */
1544 fprintf(stderr, "error: 'mdt' layout "
1545 "size is too big\n");
1548 lsa.lsa_pattern = LLAPI_LAYOUT_MDT;
1549 } else if (strcmp(argv[optind - 1], "raid0") != 0) {
1551 fprintf(stderr, "error: layout '%s' is "
1552 "unknown, supported layouts are: "
1553 "'mdt', 'raid0'\n", argv[optind]);
1558 if (!migrate_mode) {
1560 "%s %s: -m|--mdt-index valid only for migrate command\n",
1564 mdt_idx_arg = optarg;
1567 if (!migrate_mode) {
1569 "%s %s: -n|--non-block valid only for migrate command\n",
1573 migration_flags |= MIGRATION_NONBLOCK;
1576 lsa.lsa_nr_osts = parse_targets(osts,
1577 sizeof(osts) / sizeof(__u32),
1578 lsa.lsa_nr_osts, optarg);
1579 if (lsa.lsa_nr_osts < 0) {
1581 "%s %s: invalid OST target(s) '%s'\n",
1582 progname, argv[0], optarg);
1586 lsa.lsa_osts = osts;
1587 if (lsa.lsa_stripe_off == -1)
1588 lsa.lsa_stripe_off = osts[0];
1593 lsa.lsa_pool_name = optarg;
1596 result = llapi_parse_size(optarg, &lsa.lsa_stripe_size,
1600 "%s %s: invalid stripe size '%s'\n",
1601 progname, argv[0], optarg);
1606 if (!migrate_mode) {
1608 "%s %s: -v|--verbose valid only for migrate command\n",
1612 migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
1615 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
1616 progname, argv[0], argv[optind - 1]);
1621 fname = argv[optind];
1623 if (lsa.lsa_comp_end != 0) {
1624 result = comp_args_to_layout(&layout, &lsa);
1626 fprintf(stderr, "%s %s: invalid component layout\n",
1632 if (optind == argc) {
1633 fprintf(stderr, "%s %s: FILE must be specified\n",
1638 /* Only LCME_FL_INIT flags is used in PFL, and it shouldn't be
1639 * altered by user space tool, so we don't need to support the
1640 * --component-set for this moment. */
1641 if (comp_set != 0) {
1642 fprintf(stderr, "%s %s: --component-set not supported\n",
1647 if ((delete + comp_set + comp_del + comp_add) > 1) {
1649 "%s %s: options --component-set, --component-del, --component-add and -d are mutually exclusive\n",
1654 if (delete && (setstripe_args_specified(&lsa) || comp_id != 0 ||
1655 lsa.lsa_comp_flags != 0 || layout != NULL)) {
1657 "%s %s: option -d is mutually exclusive with -s, -c, -o, -p, -I, -F and -E options\n",
1662 if ((comp_set || comp_del) &&
1663 (setstripe_args_specified(&lsa) || layout != NULL)) {
1665 "%s %s: options --component-del and --component-set are mutually exclusive when used with -c, -E, -o, -p, or -s\n",
1670 if (comp_del && comp_id != 0 && lsa.lsa_comp_flags != 0) {
1672 "%s %s: options -I and -F are mutually exclusive when used with --component-del\n",
1677 if (comp_add || comp_del) {
1680 result = lstat(fname, &st);
1681 if (result == 0 && S_ISDIR(st.st_mode)) {
1683 "%s setstripe: cannot use --component-add or --component-del for directory\n",
1690 if (layout == NULL) {
1692 "%s %s: option -E must be specified with --component-add\n",
1696 result = adjust_first_extent(fname, layout);
1697 if (result == -ENODATA)
1699 else if (result != 0)
1703 if (mdt_idx_arg != NULL && optind > 3) {
1705 "%s %s: option -m cannot be used with other options\n",
1710 if ((migration_flags & MIGRATION_NONBLOCK) && migration_block) {
1712 "%s %s: options --non-block and --block are mutually exclusive\n",
1717 if (!comp_del && !comp_set && comp_id != 0) {
1719 "%s %s: option -I can only be used with --component-del\n",
1724 if (mdt_idx_arg != NULL) {
1725 /* initialize migrate mdt parameters */
1726 migrate_mdt_param.fp_mdt_index = strtoul(mdt_idx_arg, &end, 0);
1728 fprintf(stderr, "%s %s: invalid MDT index '%s'\n",
1729 progname, argv[0], mdt_idx_arg);
1732 migrate_mdt_param.fp_migrate = 1;
1733 } else if (layout == NULL) {
1734 /* initialize stripe parameters */
1735 param = calloc(1, offsetof(typeof(*param),
1736 lsp_osts[lsa.lsa_nr_osts]));
1737 if (param == NULL) {
1739 "%s %s: cannot allocate memory for parameters: %s\n",
1740 progname, argv[0], strerror(ENOMEM));
1745 param->lsp_stripe_size = lsa.lsa_stripe_size;
1746 param->lsp_stripe_offset = lsa.lsa_stripe_off;
1747 param->lsp_stripe_count = lsa.lsa_stripe_count;
1748 param->lsp_pool = lsa.lsa_pool_name;
1749 param->lsp_is_specific = false;
1750 if (lsa.lsa_nr_osts > 0) {
1751 if (lsa.lsa_stripe_count > 0 &&
1752 lsa.lsa_nr_osts != lsa.lsa_stripe_count) {
1754 "%s %s: stripe count '%d' does not match number of OSTs: %d\n",
1755 progname, argv[0], lsa.lsa_stripe_count,
1761 param->lsp_is_specific = true;
1762 param->lsp_stripe_count = lsa.lsa_nr_osts;
1763 memcpy(param->lsp_osts, osts,
1764 sizeof(*osts) * lsa.lsa_nr_osts);
1768 for (fname = argv[optind]; fname != NULL; fname = argv[++optind]) {
1769 if (mdt_idx_arg != NULL) {
1770 result = llapi_migrate_mdt(fname, &migrate_mdt_param);
1771 } else if (migrate_mode) {
1772 result = lfs_migrate(fname, migration_flags, param,
1774 } else if (comp_set != 0) {
1775 result = lfs_component_set(fname, comp_id,
1776 lsa.lsa_comp_flags);
1777 } else if (comp_del != 0) {
1778 result = lfs_component_del(fname, comp_id,
1779 lsa.lsa_comp_flags);
1780 } else if (comp_add != 0) {
1781 result = lfs_component_add(fname, layout);
1782 } else if (layout != NULL) {
1783 result = lfs_component_create(fname, O_CREAT | O_WRONLY,
1790 result = llapi_file_open_param(fname,
1799 /* Save the first error encountered. */
1807 llapi_layout_free(layout);
1812 llapi_layout_free(layout);
1816 static int lfs_poollist(int argc, char **argv)
1821 return llapi_poollist(argv[1]);
1824 static int set_time(time_t *time, time_t *set, char *str)
1831 else if (str[0] == '-')
1837 t = strtol(str, NULL, 0);
1838 if (*time < t * 24 * 60 * 60) {
1841 fprintf(stderr, "Wrong time '%s' is specified.\n", str);
1845 *set = *time - t * 24 * 60 * 60;
1848 static int name2uid(unsigned int *id, const char *name)
1850 struct passwd *passwd;
1852 passwd = getpwnam(name);
1855 *id = passwd->pw_uid;
1860 static int name2gid(unsigned int *id, const char *name)
1862 struct group *group;
1864 group = getgrnam(name);
1867 *id = group->gr_gid;
1872 static inline int name2projid(unsigned int *id, const char *name)
1877 static int uid2name(char **name, unsigned int id)
1879 struct passwd *passwd;
1881 passwd = getpwuid(id);
1884 *name = passwd->pw_name;
1889 static inline int gid2name(char **name, unsigned int id)
1891 struct group *group;
1893 group = getgrgid(id);
1896 *name = group->gr_name;
1901 static int name2layout(__u32 *layout, char *name)
1903 char *ptr, *layout_name;
1906 for (ptr = name; ; ptr = NULL) {
1907 layout_name = strtok(ptr, ",");
1908 if (layout_name == NULL)
1910 if (strcmp(layout_name, "released") == 0)
1911 *layout |= LOV_PATTERN_F_RELEASED;
1912 else if (strcmp(layout_name, "raid0") == 0)
1913 *layout |= LOV_PATTERN_RAID0;
1914 else if (strcmp(layout_name, "mdt") == 0)
1915 *layout |= LOV_PATTERN_MDT;
1922 static int lfs_find(int argc, char **argv)
1927 struct find_param param = {
1931 struct option long_opts[] = {
1932 { .val = 'A', .name = "atime", .has_arg = required_argument },
1933 { .val = LFS_COMP_COUNT_OPT,
1934 .name = "comp-count", .has_arg = required_argument },
1935 { .val = LFS_COMP_COUNT_OPT,
1936 .name = "component-count",
1937 .has_arg = required_argument },
1938 { .val = LFS_COMP_FLAGS_OPT,
1939 .name = "comp-flags", .has_arg = required_argument },
1940 { .val = LFS_COMP_FLAGS_OPT,
1941 .name = "component-flags",
1942 .has_arg = required_argument },
1943 { .val = LFS_COMP_START_OPT,
1944 .name = "comp-start", .has_arg = required_argument },
1945 { .val = LFS_COMP_START_OPT,
1946 .name = "component-start",
1947 .has_arg = required_argument },
1948 { .val = 'c', .name = "stripe-count", .has_arg = required_argument },
1949 { .val = 'c', .name = "stripe_count", .has_arg = required_argument },
1950 { .val = 'C', .name = "ctime", .has_arg = required_argument },
1951 { .val = 'D', .name = "maxdepth", .has_arg = required_argument },
1952 { .val = 'E', .name = "comp-end", .has_arg = required_argument },
1953 { .val = 'E', .name = "component-end",
1954 .has_arg = required_argument },
1955 { .val = 'g', .name = "gid", .has_arg = required_argument },
1956 { .val = 'G', .name = "group", .has_arg = required_argument },
1957 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
1958 { .val = 'i', .name = "stripe-index", .has_arg = required_argument },
1959 { .val = 'i', .name = "stripe_index", .has_arg = required_argument },
1960 /*{"component-id", required_argument, 0, 'I'},*/
1961 { .val = 'L', .name = "layout", .has_arg = required_argument },
1962 { .val = 'm', .name = "mdt", .has_arg = required_argument },
1963 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
1964 { .val = 'm', .name = "mdt_index", .has_arg = required_argument },
1965 { .val = 'M', .name = "mtime", .has_arg = required_argument },
1966 { .val = 'n', .name = "name", .has_arg = required_argument },
1967 /* reserve {"or", no_argument, , 0, 'o'}, to match find(1) */
1968 { .val = 'O', .name = "obd", .has_arg = required_argument },
1969 { .val = 'O', .name = "ost", .has_arg = required_argument },
1970 /* no short option for pool, p/P already used */
1971 { .val = LFS_POOL_OPT,
1972 .name = "pool", .has_arg = required_argument },
1973 { .val = 'p', .name = "print0", .has_arg = no_argument },
1974 { .val = 'P', .name = "print", .has_arg = no_argument },
1975 { .val = LFS_PROJID_OPT,
1976 .name = "projid", .has_arg = required_argument },
1977 { .val = 's', .name = "size", .has_arg = required_argument },
1978 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
1979 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
1980 { .val = 't', .name = "type", .has_arg = required_argument },
1981 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
1982 { .val = 'u', .name = "uid", .has_arg = required_argument },
1983 { .val = 'U', .name = "user", .has_arg = required_argument },
1995 /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
1996 while ((c = getopt_long_only(argc, argv,
1997 "-A:c:C:D:E:g:G:H:i:L:m:M:n:O:Ppqrs:S:t:T:u:U:v",
1998 long_opts, NULL)) >= 0) {
2003 /* '!' is part of option */
2004 /* when getopt_long_only() finds a string which is not
2005 * an option nor a known option argument it returns 1
2006 * in that case if we already have found pathstart and pathend
2007 * (i.e. we have the list of pathnames),
2008 * the only supported value is "!"
2010 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
2011 if (!isoption && pathend != -1) {
2012 fprintf(stderr, "err: %s: filename|dirname must either "
2013 "precede options or follow options\n",
2018 if (!isoption && pathstart == -1)
2019 pathstart = optind - 1;
2020 if (isoption && pathstart != -1 && pathend == -1)
2021 pathend = optind - 2;
2027 /* unknown; opt is "!" or path component,
2028 * checking done above.
2030 if (strcmp(optarg, "!") == 0)
2034 xtime = ¶m.fp_atime;
2035 xsign = ¶m.fp_asign;
2036 param.fp_exclude_atime = !!neg_opt;
2037 /* no break, this falls through to 'C' for ctime */
2040 xtime = ¶m.fp_ctime;
2041 xsign = ¶m.fp_csign;
2042 param.fp_exclude_ctime = !!neg_opt;
2044 /* no break, this falls through to 'M' for mtime */
2047 xtime = ¶m.fp_mtime;
2048 xsign = ¶m.fp_msign;
2049 param.fp_exclude_mtime = !!neg_opt;
2051 rc = set_time(&t, xtime, optarg);
2052 if (rc == INT_MAX) {
2059 case LFS_COMP_COUNT_OPT:
2060 if (optarg[0] == '+') {
2061 param.fp_comp_count_sign = -1;
2063 } else if (optarg[0] == '-') {
2064 param.fp_comp_count_sign = 1;
2068 param.fp_comp_count = strtoul(optarg, &endptr, 0);
2069 if (*endptr != '\0') {
2070 fprintf(stderr, "error: bad component count "
2074 param.fp_check_comp_count = 1;
2075 param.fp_exclude_comp_count = !!neg_opt;
2077 case LFS_COMP_FLAGS_OPT:
2078 rc = comp_str2flags(¶m.fp_comp_flags, optarg);
2079 if (rc || comp_flags_is_neg(param.fp_comp_flags)) {
2080 fprintf(stderr, "error: bad component flags "
2084 param.fp_check_comp_flags = 1;
2085 param.fp_exclude_comp_flags = !!neg_opt;
2087 case LFS_COMP_START_OPT:
2088 if (optarg[0] == '+') {
2089 param.fp_comp_start_sign = -1;
2091 } else if (optarg[0] == '-') {
2092 param.fp_comp_start_sign = 1;
2096 rc = llapi_parse_size(optarg, ¶m.fp_comp_start,
2097 ¶m.fp_comp_start_units, 0);
2099 fprintf(stderr, "error: bad component start "
2103 param.fp_check_comp_start = 1;
2104 param.fp_exclude_comp_start = !!neg_opt;
2107 if (optarg[0] == '+') {
2108 param.fp_stripe_count_sign = -1;
2110 } else if (optarg[0] == '-') {
2111 param.fp_stripe_count_sign = 1;
2115 param.fp_stripe_count = strtoul(optarg, &endptr, 0);
2116 if (*endptr != '\0') {
2117 fprintf(stderr,"error: bad stripe_count '%s'\n",
2122 param.fp_check_stripe_count = 1;
2123 param.fp_exclude_stripe_count = !!neg_opt;
2126 param.fp_max_depth = strtol(optarg, 0, 0);
2129 if (optarg[0] == '+') {
2130 param.fp_comp_end_sign = -1;
2132 } else if (optarg[0] == '-') {
2133 param.fp_comp_end_sign = 1;
2137 if (arg_is_eof(optarg)) {
2138 param.fp_comp_end = LUSTRE_EOF;
2139 param.fp_comp_end_units = 1;
2142 rc = llapi_parse_size(optarg,
2144 ¶m.fp_comp_end_units, 0);
2147 fprintf(stderr, "error: bad component end "
2151 param.fp_check_comp_end = 1;
2152 param.fp_exclude_comp_end = !!neg_opt;
2156 rc = name2gid(¶m.fp_gid, optarg);
2158 param.fp_gid = strtoul(optarg, &endptr, 10);
2159 if (*endptr != '\0') {
2160 fprintf(stderr, "Group/GID: %s cannot "
2161 "be found.\n", optarg);
2166 param.fp_exclude_gid = !!neg_opt;
2167 param.fp_check_gid = 1;
2170 param.fp_hash_type = check_hashtype(optarg);
2171 if (param.fp_hash_type == 0) {
2172 fprintf(stderr, "error: bad hash_type '%s'\n",
2177 param.fp_check_hash_type = 1;
2178 param.fp_exclude_hash_type = !!neg_opt;
2181 ret = name2layout(¶m.fp_layout, optarg);
2184 param.fp_exclude_layout = !!neg_opt;
2185 param.fp_check_layout = 1;
2189 rc = name2uid(¶m.fp_uid, optarg);
2191 param.fp_uid = strtoul(optarg, &endptr, 10);
2192 if (*endptr != '\0') {
2193 fprintf(stderr, "User/UID: %s cannot "
2194 "be found.\n", optarg);
2199 param.fp_exclude_uid = !!neg_opt;
2200 param.fp_check_uid = 1;
2203 if (strlen(optarg) > LOV_MAXPOOLNAME) {
2205 "Pool name %s is too long"
2206 " (max is %d)\n", optarg,
2211 /* we do check for empty pool because empty pool
2212 * is used to find V1 lov attributes */
2213 strncpy(param.fp_poolname, optarg, LOV_MAXPOOLNAME);
2214 param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
2215 param.fp_exclude_pool = !!neg_opt;
2216 param.fp_check_pool = 1;
2219 param.fp_pattern = (char *)optarg;
2220 param.fp_exclude_pattern = !!neg_opt;
2225 char *buf, *token, *next, *p;
2229 buf = strdup(optarg);
2235 param.fp_exclude_obd = !!neg_opt;
2238 while (token && *token) {
2239 token = strchr(token, ',');
2246 param.fp_exclude_mdt = !!neg_opt;
2247 param.fp_num_alloc_mdts += len;
2248 tmp = realloc(param.fp_mdt_uuid,
2249 param.fp_num_alloc_mdts *
2250 sizeof(*param.fp_mdt_uuid));
2256 param.fp_mdt_uuid = tmp;
2258 param.fp_exclude_obd = !!neg_opt;
2259 param.fp_num_alloc_obds += len;
2260 tmp = realloc(param.fp_obd_uuid,
2261 param.fp_num_alloc_obds *
2262 sizeof(*param.fp_obd_uuid));
2268 param.fp_obd_uuid = tmp;
2270 for (token = buf; token && *token; token = next) {
2271 struct obd_uuid *puuid;
2274 ¶m.fp_mdt_uuid[param.fp_num_mdts++];
2277 ¶m.fp_obd_uuid[param.fp_num_obds++];
2279 p = strchr(token, ',');
2286 if (strlen(token) > sizeof(puuid->uuid) - 1) {
2291 strncpy(puuid->uuid, token,
2292 sizeof(puuid->uuid));
2300 param.fp_zero_end = 1;
2304 case LFS_PROJID_OPT:
2305 rc = name2projid(¶m.fp_projid, optarg);
2307 param.fp_projid = strtoul(optarg, &endptr, 10);
2308 if (*endptr != '\0') {
2310 "Invalid project ID: %s",
2316 param.fp_exclude_projid = !!neg_opt;
2317 param.fp_check_projid = 1;
2320 if (optarg[0] == '+') {
2321 param.fp_size_sign = -1;
2323 } else if (optarg[0] == '-') {
2324 param.fp_size_sign = 1;
2328 ret = llapi_parse_size(optarg, ¶m.fp_size,
2329 ¶m.fp_size_units, 0);
2331 fprintf(stderr, "error: bad file size '%s'\n",
2335 param.fp_check_size = 1;
2336 param.fp_exclude_size = !!neg_opt;
2339 if (optarg[0] == '+') {
2340 param.fp_stripe_size_sign = -1;
2342 } else if (optarg[0] == '-') {
2343 param.fp_stripe_size_sign = 1;
2347 ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
2348 ¶m.fp_stripe_size_units, 0);
2350 fprintf(stderr, "error: bad stripe_size '%s'\n",
2354 param.fp_check_stripe_size = 1;
2355 param.fp_exclude_stripe_size = !!neg_opt;
2358 param.fp_exclude_type = !!neg_opt;
2359 switch (optarg[0]) {
2361 param.fp_type = S_IFBLK;
2364 param.fp_type = S_IFCHR;
2367 param.fp_type = S_IFDIR;
2370 param.fp_type = S_IFREG;
2373 param.fp_type = S_IFLNK;
2376 param.fp_type = S_IFIFO;
2379 param.fp_type = S_IFSOCK;
2382 fprintf(stderr, "error: %s: bad type '%s'\n",
2389 if (optarg[0] == '+') {
2390 param.fp_mdt_count_sign = -1;
2392 } else if (optarg[0] == '-') {
2393 param.fp_mdt_count_sign = 1;
2397 param.fp_mdt_count = strtoul(optarg, &endptr, 0);
2398 if (*endptr != '\0') {
2399 fprintf(stderr, "error: bad mdt_count '%s'\n",
2404 param.fp_check_mdt_count = 1;
2405 param.fp_exclude_mdt_count = !!neg_opt;
2413 if (pathstart == -1) {
2414 fprintf(stderr, "error: %s: no filename|pathname\n",
2418 } else if (pathend == -1) {
2424 rc = llapi_find(argv[pathstart], ¶m);
2425 if (rc != 0 && ret == 0)
2427 } while (++pathstart < pathend);
2430 fprintf(stderr, "error: %s failed for %s.\n",
2431 argv[0], argv[optind - 1]);
2433 if (param.fp_obd_uuid && param.fp_num_alloc_obds)
2434 free(param.fp_obd_uuid);
2436 if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
2437 free(param.fp_mdt_uuid);
2442 static int lfs_getstripe_internal(int argc, char **argv,
2443 struct find_param *param)
2445 struct option long_opts[] = {
2446 { .val = LFS_COMP_COUNT_OPT,
2447 .name = "comp-count", .has_arg = no_argument },
2448 { .val = LFS_COMP_COUNT_OPT,
2449 .name = "component-count", .has_arg = no_argument },
2450 { .val = LFS_COMP_FLAGS_OPT,
2451 .name = "comp-flags", .has_arg = optional_argument },
2452 { .val = LFS_COMP_FLAGS_OPT,
2453 .name = "component-flags", .has_arg = optional_argument },
2454 { .val = LFS_COMP_START_OPT,
2455 .name = "comp-start", .has_arg = optional_argument },
2456 { .val = LFS_COMP_START_OPT,
2457 .name = "component-start", .has_arg = optional_argument },
2458 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
2459 /* This formerly implied "stripe-count", but was explicitly
2460 * made "stripe-count" for consistency with other options,
2461 * and to separate it from "mdt-count" when DNE arrives. */
2462 { .val = 'c', .name = "count", .has_arg = no_argument },
2464 { .val = 'c', .name = "stripe-count", .has_arg = no_argument },
2465 { .val = 'c', .name = "stripe_count", .has_arg = no_argument },
2466 { .val = 'd', .name = "directory", .has_arg = no_argument },
2467 { .val = 'D', .name = "default", .has_arg = no_argument },
2468 { .val = 'E', .name = "comp-end", .has_arg = optional_argument },
2469 { .val = 'E', .name = "component-end",
2470 .has_arg = optional_argument },
2471 { .val = 'F', .name = "fid", .has_arg = no_argument },
2472 { .val = 'g', .name = "generation", .has_arg = no_argument },
2473 /* dirstripe { .val = 'H', .name = "mdt-hash",
2474 * .has_arg = required_argument }, */
2475 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
2476 /* This formerly implied "stripe-index", but was explicitly
2477 * made "stripe-index" for consistency with other options,
2478 * and to separate it from "mdt-index" when DNE arrives. */
2479 { .val = 'i', .name = "index", .has_arg = no_argument },
2481 { .val = 'i', .name = "stripe-index", .has_arg = no_argument },
2482 { .val = 'i', .name = "stripe_index", .has_arg = no_argument },
2483 { .val = 'I', .name = "comp-id", .has_arg = optional_argument },
2484 { .val = 'I', .name = "component-id", .has_arg = optional_argument },
2485 { .val = 'L', .name = "layout", .has_arg = no_argument },
2486 { .val = 'm', .name = "mdt", .has_arg = no_argument },
2487 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
2488 { .val = 'm', .name = "mdt_index", .has_arg = no_argument },
2489 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
2490 { .val = 'M', .name = "mdt-index", .has_arg = no_argument },
2491 { .val = 'M', .name = "mdt_index", .has_arg = no_argument },
2493 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
2494 /* This formerly implied "stripe-index", but was confusing
2495 * with "file offset" (which will eventually be needed for
2496 * with different layouts by offset), so deprecate it. */
2497 { .val = 'o', .name = "offset", .has_arg = no_argument },
2499 { .val = 'O', .name = "obd", .has_arg = required_argument },
2500 { .val = 'O', .name = "ost", .has_arg = required_argument },
2501 { .val = 'p', .name = "pool", .has_arg = no_argument },
2502 { .val = 'q', .name = "quiet", .has_arg = no_argument },
2503 { .val = 'r', .name = "recursive", .has_arg = no_argument },
2504 { .val = 'R', .name = "raw", .has_arg = no_argument },
2505 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
2506 /* This formerly implied "--stripe-size", but was confusing
2507 * with "lfs find --size|-s", which means "file size", so use
2508 * the consistent "--stripe-size|-S" for all commands. */
2509 { .val = 's', .name = "size", .has_arg = no_argument },
2511 { .val = 'S', .name = "stripe-size", .has_arg = no_argument },
2512 { .val = 'S', .name = "stripe_size", .has_arg = no_argument },
2513 /* dirstripe { .val = 'T', .name = "mdt-count",
2514 * .has_arg = required_argument }, */
2515 { .val = 'v', .name = "verbose", .has_arg = no_argument },
2516 { .val = 'y', .name = "yaml", .has_arg = no_argument },
2521 while ((c = getopt_long(argc, argv, "cdDE::FghiI::LmMoO:pqrRsSvy",
2522 long_opts, NULL)) != -1) {
2525 if (strcmp(argv[optind - 1], "--count") == 0)
2526 fprintf(stderr, "warning: '--count' deprecated,"
2527 " use '--stripe-count' instead\n");
2528 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
2529 param->fp_verbose |= VERBOSE_COUNT;
2530 param->fp_max_depth = 0;
2533 case LFS_COMP_COUNT_OPT:
2534 param->fp_verbose |= VERBOSE_COMP_COUNT;
2535 param->fp_max_depth = 0;
2537 case LFS_COMP_FLAGS_OPT:
2538 if (optarg != NULL) {
2539 __u32 *flags = ¶m->fp_comp_flags;
2540 rc = comp_str2flags(flags, optarg);
2542 fprintf(stderr, "error: %s bad "
2543 "component flags '%s'.\n",
2547 param->fp_check_comp_flags = 1;
2548 param->fp_exclude_comp_flags =
2549 comp_flags_is_neg(*flags);
2550 comp_flags_clear_neg(flags);
2553 param->fp_verbose |= VERBOSE_COMP_FLAGS;
2554 param->fp_max_depth = 0;
2557 case LFS_COMP_START_OPT:
2558 if (optarg != NULL) {
2560 if (tmp[0] == '+') {
2561 param->fp_comp_start_sign = -1;
2563 } else if (tmp[0] == '-') {
2564 param->fp_comp_start_sign = 1;
2567 rc = llapi_parse_size(tmp,
2568 ¶m->fp_comp_start,
2569 ¶m->fp_comp_start_units, 0);
2571 fprintf(stderr, "error: %s bad "
2572 "component start '%s'.\n",
2576 param->fp_check_comp_start = 1;
2579 param->fp_verbose |= VERBOSE_COMP_START;
2580 param->fp_max_depth = 0;
2584 param->fp_max_depth = 0;
2587 param->fp_get_default_lmv = 1;
2590 if (optarg != NULL) {
2592 if (tmp[0] == '+') {
2593 param->fp_comp_end_sign = -1;
2595 } else if (tmp[0] == '-') {
2596 param->fp_comp_end_sign = 1;
2600 if (arg_is_eof(tmp)) {
2601 param->fp_comp_end = LUSTRE_EOF;
2602 param->fp_comp_end_units = 1;
2605 rc = llapi_parse_size(tmp,
2606 ¶m->fp_comp_end,
2607 ¶m->fp_comp_end_units, 0);
2610 fprintf(stderr, "error: %s bad "
2611 "component end '%s'.\n",
2615 param->fp_check_comp_end = 1;
2617 param->fp_verbose |= VERBOSE_COMP_END;
2618 param->fp_max_depth = 0;
2622 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
2623 param->fp_verbose |= VERBOSE_DFID;
2624 param->fp_max_depth = 0;
2628 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
2629 param->fp_verbose |= VERBOSE_GENERATION;
2630 param->fp_max_depth = 0;
2633 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
2635 fprintf(stderr, "warning: '--offset|-o' deprecated, "
2636 "use '--stripe-index|-i' instead\n");
2639 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
2640 if (strcmp(argv[optind - 1], "--index") == 0)
2641 fprintf(stderr, "warning: '--index' deprecated"
2642 ", use '--stripe-index' instead\n");
2644 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
2645 param->fp_verbose |= VERBOSE_OFFSET;
2646 param->fp_max_depth = 0;
2650 if (optarg != NULL) {
2651 param->fp_comp_id = strtoul(optarg, &end, 0);
2652 if (*end != '\0' || param->fp_comp_id == 0 ||
2653 param->fp_comp_id > LCME_ID_MAX) {
2654 fprintf(stderr, "error: %s bad "
2655 "component id '%s'\n",
2659 param->fp_check_comp_id = 1;
2662 param->fp_max_depth = 0;
2663 param->fp_verbose |= VERBOSE_COMP_ID;
2667 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
2668 param->fp_verbose |= VERBOSE_LAYOUT;
2669 param->fp_max_depth = 0;
2672 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
2674 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
2675 fprintf(stderr, "warning: '-M' deprecated"
2676 ", use '-m' instead\n");
2680 if (!(param->fp_verbose & VERBOSE_DETAIL))
2681 param->fp_max_depth = 0;
2682 param->fp_verbose |= VERBOSE_MDTINDEX;
2685 if (param->fp_obd_uuid) {
2687 "error: %s: only one obduuid allowed",
2691 param->fp_obd_uuid = (struct obd_uuid *)optarg;
2694 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
2695 param->fp_verbose |= VERBOSE_POOL;
2696 param->fp_max_depth = 0;
2703 param->fp_recursive = 1;
2708 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
2710 fprintf(stderr, "warning: '--size|-s' deprecated, "
2711 "use '--stripe-size|-S' instead\n");
2712 #endif /* LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0) */
2714 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
2715 param->fp_verbose |= VERBOSE_SIZE;
2716 param->fp_max_depth = 0;
2720 param->fp_verbose = VERBOSE_DEFAULT | VERBOSE_DETAIL;
2733 if (param->fp_recursive)
2734 param->fp_max_depth = -1;
2735 else if (param->fp_verbose & VERBOSE_DETAIL)
2736 param->fp_max_depth = 1;
2738 if (!param->fp_verbose)
2739 param->fp_verbose = VERBOSE_DEFAULT;
2740 if (param->fp_quiet)
2741 param->fp_verbose = VERBOSE_OBJID;
2744 rc = llapi_getstripe(argv[optind], param);
2745 } while (++optind < argc && !rc);
2748 fprintf(stderr, "error: %s failed for %s.\n",
2749 argv[0], argv[optind - 1]);
2753 static int lfs_tgts(int argc, char **argv)
2755 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
2756 struct find_param param;
2757 int index = 0, rc=0;
2762 if (argc == 2 && !realpath(argv[1], path)) {
2764 fprintf(stderr, "error: invalid path '%s': %s\n",
2765 argv[1], strerror(-rc));
2769 while (!llapi_search_mounts(path, index++, mntdir, NULL)) {
2770 /* Check if we have a mount point */
2771 if (mntdir[0] == '\0')
2774 memset(¶m, 0, sizeof(param));
2775 if (!strcmp(argv[0], "mdts"))
2776 param.fp_get_lmv = 1;
2778 rc = llapi_ostlist(mntdir, ¶m);
2780 fprintf(stderr, "error: %s: failed on %s\n",
2783 if (path[0] != '\0')
2785 memset(mntdir, 0, PATH_MAX);
2791 static int lfs_getstripe(int argc, char **argv)
2793 struct find_param param = { 0 };
2795 param.fp_max_depth = 1;
2796 return lfs_getstripe_internal(argc, argv, ¶m);
2800 static int lfs_getdirstripe(int argc, char **argv)
2802 struct find_param param = { 0 };
2803 struct option long_opts[] = {
2804 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
2805 { .val = 'c', .name = "mdt-count", .has_arg = no_argument },
2807 { .val = 'D', .name = "default", .has_arg = no_argument },
2808 { .val = 'H', .name = "mdt-hash", .has_arg = no_argument },
2809 { .val = 'i', .name = "mdt-index", .has_arg = no_argument },
2810 { .val = 'O', .name = "obd", .has_arg = required_argument },
2811 { .val = 'r', .name = "recursive", .has_arg = no_argument },
2812 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
2813 { .val = 't', .name = "mdt-hash", .has_arg = no_argument },
2815 { .val = 'T', .name = "mdt-count", .has_arg = no_argument },
2816 { .val = 'y', .name = "yaml", .has_arg = no_argument },
2820 param.fp_get_lmv = 1;
2822 while ((c = getopt_long(argc, argv,
2823 "cDHiO:rtTy", long_opts, NULL)) != -1)
2827 if (param.fp_obd_uuid) {
2829 "error: %s: only one obduuid allowed",
2833 param.fp_obd_uuid = (struct obd_uuid *)optarg;
2835 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
2837 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 10, 50, 0)
2838 fprintf(stderr, "warning: '-c' deprecated"
2839 ", use '-T' instead\n");
2843 param.fp_verbose |= VERBOSE_COUNT;
2846 param.fp_verbose |= VERBOSE_OFFSET;
2848 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
2852 param.fp_verbose |= VERBOSE_HASH_TYPE;
2855 param.fp_get_default_lmv = 1;
2858 param.fp_recursive = 1;
2871 if (param.fp_recursive)
2872 param.fp_max_depth = -1;
2874 if (!param.fp_verbose)
2875 param.fp_verbose = VERBOSE_DEFAULT;
2878 rc = llapi_getstripe(argv[optind], ¶m);
2879 } while (++optind < argc && !rc);
2882 fprintf(stderr, "error: %s failed for %s.\n",
2883 argv[0], argv[optind - 1]);
2888 static int lfs_setdirstripe(int argc, char **argv)
2892 unsigned int stripe_offset = -1;
2893 unsigned int stripe_count = 1;
2894 enum lmv_hash_type hash_type;
2897 char *stripe_offset_opt = NULL;
2898 char *stripe_count_opt = NULL;
2899 char *stripe_hash_opt = NULL;
2900 char *mode_opt = NULL;
2901 bool default_stripe = false;
2902 mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
2903 mode_t previous_mode = 0;
2904 bool delete = false;
2906 struct option long_opts[] = {
2907 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
2908 { .val = 'c', .name = "count", .has_arg = required_argument },
2910 { .val = 'c', .name = "mdt-count", .has_arg = required_argument },
2911 { .val = 'd', .name = "delete", .has_arg = no_argument },
2912 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
2913 { .val = 'i', .name = "index", .has_arg = required_argument },
2915 { .val = 'i', .name = "mdt-index", .has_arg = required_argument },
2916 { .val = 'm', .name = "mode", .has_arg = required_argument },
2917 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
2918 { .val = 't', .name = "hash-type", .has_arg = required_argument },
2919 { .val = 't', .name = "mdt-hash", .has_arg = required_argument },
2921 {"mdt-hash", required_argument, 0, 'H'},
2922 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
2923 { .val = 'D', .name = "default_stripe",
2924 .has_arg = no_argument },
2926 { .val = 'D', .name = "default", .has_arg = no_argument },
2929 while ((c = getopt_long(argc, argv, "c:dDi:H:m:t:", long_opts,
2936 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
2937 if (strcmp(argv[optind - 1], "--count") == 0)
2939 "%s %s: warning: '--count' deprecated, use '--mdt-count' instead\n",
2942 stripe_count_opt = optarg;
2946 default_stripe = true;
2949 default_stripe = true;
2952 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
2953 if (strcmp(argv[optind - 1], "--index") == 0)
2955 "%s %s: warning: '--index' deprecated, use '--mdt-index' instead\n",
2958 stripe_offset_opt = optarg;
2963 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
2967 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
2968 if (strcmp(argv[optind - 1], "--hash-type") == 0)
2970 "%s %s: warning: '--hash-type' deprecated, use '--mdt-hash' instead\n",
2973 stripe_hash_opt = optarg;
2976 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
2977 progname, argv[0], argv[optind - 1]);
2982 if (optind == argc) {
2983 fprintf(stderr, "%s %s: DIR must be specified\n",
2988 if (!delete && stripe_offset_opt == NULL && stripe_count_opt == NULL) {
2990 "%s %s: stripe offset and count must be specified\n",
2995 if (stripe_offset_opt != NULL) {
2996 /* get the stripe offset */
2997 stripe_offset = strtoul(stripe_offset_opt, &end, 0);
3000 "%s %s: bad stripe offset '%s'\n",
3001 progname, argv[0], stripe_offset_opt);
3007 if (stripe_offset_opt != NULL || stripe_count_opt != NULL) {
3009 "%s %s: cannot specify -d with -c or -i options\n",
3018 if (mode_opt != NULL) {
3019 mode = strtoul(mode_opt, &end, 8);
3022 "%s %s: bad MODE '%s'\n",
3023 progname, argv[0], mode_opt);
3026 previous_mode = umask(0);
3029 if (stripe_hash_opt == NULL) {
3030 hash_type = LMV_HASH_TYPE_FNV_1A_64;
3032 hash_type = check_hashtype(stripe_hash_opt);
3033 if (hash_type == 0) {
3034 fprintf(stderr, "%s %s: bad stripe hash type '%s'\n",
3035 progname, argv[0], stripe_hash_opt);
3040 /* get the stripe count */
3041 if (stripe_count_opt != NULL) {
3042 stripe_count = strtoul(stripe_count_opt, &end, 0);
3045 "%s %s: bad stripe count '%s'\n",
3046 progname, argv[0], stripe_count_opt);
3051 dname = argv[optind];
3053 if (default_stripe) {
3054 result = llapi_dir_set_default_lmv_stripe(dname,
3055 stripe_offset, stripe_count,
3058 result = llapi_dir_create_pool(dname, mode,
3060 stripe_count, hash_type,
3066 "%s setdirstripe: cannot create stripe dir '%s': %s\n",
3067 progname, dname, strerror(-result));
3070 dname = argv[++optind];
3071 } while (dname != NULL);
3073 if (mode_opt != NULL)
3074 umask(previous_mode);
3080 static int lfs_rmentry(int argc, char **argv)
3087 fprintf(stderr, "error: %s: missing dirname\n",
3093 dname = argv[index];
3094 while (dname != NULL) {
3095 result = llapi_direntry_remove(dname);
3097 fprintf(stderr, "error: %s: remove dir entry '%s' "
3098 "failed\n", argv[0], dname);
3101 dname = argv[++index];
3106 static int lfs_mv(int argc, char **argv)
3108 struct find_param param = {
3115 struct option long_opts[] = {
3116 { .val = 'M', .name = "mdt-index", .has_arg = required_argument },
3117 { .val = 'v', .name = "verbose", .has_arg = no_argument },
3120 while ((c = getopt_long(argc, argv, "M:v", long_opts, NULL)) != -1) {
3123 param.fp_mdt_index = strtoul(optarg, &end, 0);
3125 fprintf(stderr, "%s: invalid MDT index'%s'\n",
3132 param.fp_verbose = VERBOSE_DETAIL;
3136 fprintf(stderr, "error: %s: unrecognized option '%s'\n",
3137 argv[0], argv[optind - 1]);
3142 if (param.fp_mdt_index == -1) {
3143 fprintf(stderr, "%s: MDT index must be specified\n", argv[0]);
3147 if (optind >= argc) {
3148 fprintf(stderr, "%s: missing operand path\n", argv[0]);
3152 param.fp_migrate = 1;
3153 rc = llapi_migrate_mdt(argv[optind], ¶m);
3155 fprintf(stderr, "%s: cannot migrate '%s' to MDT%04x: %s\n",
3156 argv[0], argv[optind], param.fp_mdt_index,
3161 static int lfs_osts(int argc, char **argv)
3163 return lfs_tgts(argc, argv);
3166 static int lfs_mdts(int argc, char **argv)
3168 return lfs_tgts(argc, argv);
3171 #define COOK(value) \
3174 while (value > 1024) { \
3182 #define CDF "%11llu"
3183 #define HDF "%8.1f%c"
3188 MNTDF_INODES = 0x0001,
3189 MNTDF_COOKED = 0x0002,
3190 MNTDF_LAZY = 0x0004,
3191 MNTDF_VERBOSE = 0x0008,
3194 static int showdf(char *mntdir, struct obd_statfs *stat,
3195 char *uuid, enum mntdf_flags flags,
3196 char *type, int index, int rc)
3198 long long avail, used, total;
3200 char *suffix = "KMGTPEZY";
3201 /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
3202 char tbuf[3 * sizeof(__u64)];
3203 char ubuf[3 * sizeof(__u64)];
3204 char abuf[3 * sizeof(__u64)];
3205 char rbuf[3 * sizeof(__u64)];
3212 if (flags & MNTDF_INODES) {
3213 avail = stat->os_ffree;
3214 used = stat->os_files - stat->os_ffree;
3215 total = stat->os_files;
3217 int shift = flags & MNTDF_COOKED ? 0 : 10;
3219 avail = (stat->os_bavail * stat->os_bsize) >> shift;
3220 used = ((stat->os_blocks - stat->os_bfree) *
3221 stat->os_bsize) >> shift;
3222 total = (stat->os_blocks * stat->os_bsize) >> shift;
3225 if ((used + avail) > 0)
3226 ratio = (double)used / (double)(used + avail);
3228 if (flags & MNTDF_COOKED) {
3232 cook_val = (double)total;
3235 snprintf(tbuf, sizeof(tbuf), HDF, cook_val,
3238 snprintf(tbuf, sizeof(tbuf), CDF, total);
3240 cook_val = (double)used;
3243 snprintf(ubuf, sizeof(ubuf), HDF, cook_val,
3246 snprintf(ubuf, sizeof(ubuf), CDF, used);
3248 cook_val = (double)avail;
3251 snprintf(abuf, sizeof(abuf), HDF, cook_val,
3254 snprintf(abuf, sizeof(abuf), CDF, avail);
3256 snprintf(tbuf, sizeof(tbuf), CDF, total);
3257 snprintf(ubuf, sizeof(tbuf), CDF, used);
3258 snprintf(abuf, sizeof(tbuf), CDF, avail);
3261 sprintf(rbuf, RDF, (int)(ratio * 100 + 0.5));
3262 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
3263 uuid, tbuf, ubuf, abuf, rbuf, mntdir);
3265 printf("[%s:%d]", type, index);
3267 if (stat->os_state) {
3269 * Each character represents the matching
3272 const char state_names[] = "DRSI";
3277 for (i = 0, state = stat->os_state;
3278 state && i < sizeof(state_names); i++) {
3279 if (!(state & (1 << i)))
3281 printf("%c", state_names[i]);
3289 printf(UUF": inactive device\n", uuid);
3292 printf(UUF": %s\n", uuid, strerror(-rc));
3299 struct ll_stat_type {
3304 static int mntdf(char *mntdir, char *fsname, char *pool, enum mntdf_flags flags)
3306 struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
3307 struct obd_uuid uuid_buf;
3308 char *poolname = NULL;
3309 struct ll_stat_type types[] = {
3310 { .st_op = LL_STATFS_LMV, .st_name = "MDT" },
3311 { .st_op = LL_STATFS_LOV, .st_name = "OST" },
3312 { .st_name = NULL } };
3313 struct ll_stat_type *tp;
3314 __u64 ost_ffree = 0;
3322 poolname = strchr(pool, '.');
3323 if (poolname != NULL) {
3324 if (strncmp(fsname, pool, strlen(fsname))) {
3325 fprintf(stderr, "filesystem name incorrect\n");
3333 fd = open(mntdir, O_RDONLY);
3336 fprintf(stderr, "%s: cannot open '%s': %s\n", progname, mntdir,
3341 if (flags & MNTDF_INODES)
3342 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
3343 "UUID", "Inodes", "IUsed", "IFree",
3344 "IUse%", "Mounted on");
3346 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
3347 "UUID", flags & MNTDF_COOKED ? "bytes" : "1K-blocks",
3348 "Used", "Available", "Use%", "Mounted on");
3350 for (tp = types; tp->st_name != NULL; tp++) {
3351 for (index = 0; ; index++) {
3352 memset(&stat_buf, 0, sizeof(struct obd_statfs));
3353 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
3354 type = flags & MNTDF_LAZY ?
3355 tp->st_op | LL_STATFS_NODELAY : tp->st_op;
3356 rc2 = llapi_obd_fstatfs(fd, type, index,
3357 &stat_buf, &uuid_buf);
3362 if (rc2 == -ENODATA) { /* Inactive device, OK. */
3363 if (!(flags & MNTDF_VERBOSE))
3365 } else if (rc2 < 0 && rc == 0) {
3369 if (poolname && tp->st_op == LL_STATFS_LOV &&
3370 llapi_search_ost(fsname, poolname,
3371 obd_uuid2str(&uuid_buf)) != 1)
3374 /* the llapi_obd_statfs() call may have returned with
3375 * an error, but if it filled in uuid_buf we will at
3376 * lease use that to print out a message for that OBD.
3377 * If we didn't get anything in the uuid_buf, then fill
3378 * it in so that we can print an error message. */
3379 if (uuid_buf.uuid[0] == '\0')
3380 snprintf(uuid_buf.uuid, sizeof(uuid_buf.uuid),
3381 "%s%04x", tp->st_name, index);
3382 showdf(mntdir, &stat_buf, obd_uuid2str(&uuid_buf),
3383 flags, tp->st_name, index, rc2);
3386 if (tp->st_op == LL_STATFS_LMV) {
3387 sum.os_ffree += stat_buf.os_ffree;
3388 sum.os_files += stat_buf.os_files;
3389 } else /* if (tp->st_op == LL_STATFS_LOV) */ {
3390 sum.os_blocks += stat_buf.os_blocks *
3392 sum.os_bfree += stat_buf.os_bfree *
3394 sum.os_bavail += stat_buf.os_bavail *
3396 ost_ffree += stat_buf.os_ffree;
3404 /* If we don't have as many objects free on the OST as inodes
3405 * on the MDS, we reduce the total number of inodes to
3406 * compensate, so that the "inodes in use" number is correct.
3407 * Matches ll_statfs_internal() so the results are consistent. */
3408 if (ost_ffree < sum.os_ffree) {
3409 sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
3410 sum.os_ffree = ost_ffree;
3413 showdf(mntdir, &sum, "filesystem_summary:", flags, NULL, 0, 0);
3419 static int lfs_df(int argc, char **argv)
3421 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
3422 enum mntdf_flags flags = 0;
3423 int c, rc = 0, index = 0;
3424 char fsname[PATH_MAX] = "", *pool_name = NULL;
3425 struct option long_opts[] = {
3426 { .val = 'h', .name = "human-readable",
3427 .has_arg = no_argument },
3428 { .val = 'i', .name = "inodes", .has_arg = no_argument },
3429 { .val = 'l', .name = "lazy", .has_arg = no_argument },
3430 { .val = 'p', .name = "pool", .has_arg = required_argument },
3431 { .val = 'v', .name = "verbose", .has_arg = no_argument },
3434 while ((c = getopt_long(argc, argv, "hilp:v", long_opts, NULL)) != -1) {
3437 flags |= MNTDF_COOKED;
3440 flags |= MNTDF_INODES;
3443 flags |= MNTDF_LAZY;
3449 flags |= MNTDF_VERBOSE;
3455 if (optind < argc && !realpath(argv[optind], path)) {
3457 fprintf(stderr, "error: invalid path '%s': %s\n",
3458 argv[optind], strerror(-rc));
3462 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
3463 /* Check if we have a mount point */
3464 if (mntdir[0] == '\0')
3467 rc = mntdf(mntdir, fsname, pool_name, flags);
3468 if (rc || path[0] != '\0')
3470 fsname[0] = '\0'; /* avoid matching in next loop */
3471 mntdir[0] = '\0'; /* avoid matching in next loop */
3477 static int lfs_getname(int argc, char **argv)
3479 char mntdir[PATH_MAX] = "", path[PATH_MAX] = "", fsname[PATH_MAX] = "";
3480 int rc = 0, index = 0, c;
3481 char buf[sizeof(struct obd_uuid)];
3483 while ((c = getopt(argc, argv, "h")) != -1)
3486 if (optind == argc) { /* no paths specified, get all paths. */
3487 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
3488 rc = llapi_getname(mntdir, buf, sizeof(buf));
3491 "cannot get name for `%s': %s\n",
3492 mntdir, strerror(-rc));
3496 printf("%s %s\n", buf, mntdir);
3498 path[0] = fsname[0] = mntdir[0] = 0;
3500 } else { /* paths specified, only attempt to search these. */
3501 for (; optind < argc; optind++) {
3502 rc = llapi_getname(argv[optind], buf, sizeof(buf));
3505 "cannot get name for `%s': %s\n",
3506 argv[optind], strerror(-rc));
3510 printf("%s %s\n", buf, argv[optind]);
3516 static int lfs_check(int argc, char **argv)
3519 char mntdir[PATH_MAX] = {'\0'};
3528 obd_types[0] = obd_type1;
3529 obd_types[1] = obd_type2;
3531 if (strcmp(argv[1], "osts") == 0) {
3532 strcpy(obd_types[0], "osc");
3533 } else if (strcmp(argv[1], "mds") == 0) {
3534 strcpy(obd_types[0], "mdc");
3535 } else if (strcmp(argv[1], "servers") == 0) {
3537 strcpy(obd_types[0], "osc");
3538 strcpy(obd_types[1], "mdc");
3540 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
3545 rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
3546 if (rc < 0 || mntdir[0] == '\0') {
3547 fprintf(stderr, "No suitable Lustre mount found\n");
3551 rc = llapi_target_check(num_types, obd_types, mntdir);
3553 fprintf(stderr, "error: %s: %s status failed\n",
3560 #ifdef HAVE_SYS_QUOTA_H
3561 #define ARG2INT(nr, str, msg) \
3564 nr = strtol(str, &endp, 0); \
3566 fprintf(stderr, "error: bad %s: %s\n", msg, str); \
3571 #define ADD_OVERFLOW(a,b) ((a + b) < a) ? (a = ULONG_MAX) : (a = a + b)
3573 /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value
3574 * returns the value or ULONG_MAX on integer overflow or incorrect format
3576 * 1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w)
3577 * 2. specifiers may be encountered multiple times (2s3s is 5 seconds)
3578 * 3. empty integer value is interpreted as 0
3580 static unsigned long str2sec(const char* timestr)
3582 const char spec[] = "smhdw";
3583 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
3584 unsigned long val = 0;
3587 if (strpbrk(timestr, spec) == NULL) {
3588 /* no specifiers inside the time string,
3589 should treat it as an integer value */
3590 val = strtoul(timestr, &tail, 10);
3591 return *tail ? ULONG_MAX : val;
3594 /* format string is XXwXXdXXhXXmXXs */
3600 v = strtoul(timestr, &tail, 10);
3601 if (v == ULONG_MAX || *tail == '\0')
3602 /* value too large (ULONG_MAX or more)
3603 or missing specifier */
3606 ptr = strchr(spec, *tail);
3608 /* unknown specifier */
3613 /* check if product will overflow the type */
3614 if (!(v < ULONG_MAX / mult[ind]))
3617 ADD_OVERFLOW(val, mult[ind] * v);
3618 if (val == ULONG_MAX)
3630 #define ARG2ULL(nr, str, def_units) \
3632 unsigned long long limit, units = def_units; \
3635 rc = llapi_parse_size(str, &limit, &units, 1); \
3637 fprintf(stderr, "error: bad limit value %s\n", str); \
3643 static inline int has_times_option(int argc, char **argv)
3647 for (i = 1; i < argc; i++)
3648 if (!strcmp(argv[i], "-t"))
3654 int lfs_setquota_times(int argc, char **argv)
3657 struct if_quotactl qctl;
3658 char *mnt, *obd_type = (char *)qctl.obd_type;
3659 struct obd_dqblk *dqb = &qctl.qc_dqblk;
3660 struct obd_dqinfo *dqi = &qctl.qc_dqinfo;
3661 struct option long_opts[] = {
3662 { .val = 'b', .name = "block-grace", .has_arg = required_argument },
3663 { .val = 'g', .name = "group", .has_arg = no_argument },
3664 { .val = 'i', .name = "inode-grace", .has_arg = required_argument },
3665 { .val = 'p', .name = "projid", .has_arg = no_argument },
3666 { .val = 't', .name = "times", .has_arg = no_argument },
3667 { .val = 'u', .name = "user", .has_arg = no_argument },
3671 memset(&qctl, 0, sizeof(qctl));
3672 qctl.qc_cmd = LUSTRE_Q_SETINFO;
3673 qctl.qc_type = ALLQUOTA;
3675 while ((c = getopt_long(argc, argv, "b:gi:ptu",
3676 long_opts, NULL)) != -1) {
3687 if (qctl.qc_type != ALLQUOTA) {
3688 fprintf(stderr, "error: -u/g/p can't be used "
3689 "more than once\n");
3692 qctl.qc_type = qtype;
3695 if ((dqi->dqi_bgrace = str2sec(optarg)) == ULONG_MAX) {
3696 fprintf(stderr, "error: bad block-grace: %s\n",
3700 dqb->dqb_valid |= QIF_BTIME;
3703 if ((dqi->dqi_igrace = str2sec(optarg)) == ULONG_MAX) {
3704 fprintf(stderr, "error: bad inode-grace: %s\n",
3708 dqb->dqb_valid |= QIF_ITIME;
3710 case 't': /* Yes, of course! */
3712 default: /* getopt prints error message for us when opterr != 0 */
3717 if (qctl.qc_type == ALLQUOTA) {
3718 fprintf(stderr, "error: neither -u, -g nor -p specified\n");
3722 if (optind != argc - 1) {
3723 fprintf(stderr, "error: unexpected parameters encountered\n");
3728 rc = llapi_quotactl(mnt, &qctl);
3731 fprintf(stderr, "%s %s ", obd_type,
3732 obd_uuid2str(&qctl.obd_uuid));
3733 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
3740 #define BSLIMIT (1 << 0)
3741 #define BHLIMIT (1 << 1)
3742 #define ISLIMIT (1 << 2)
3743 #define IHLIMIT (1 << 3)
3745 int lfs_setquota(int argc, char **argv)
3748 struct if_quotactl qctl;
3749 char *mnt, *obd_type = (char *)qctl.obd_type;
3750 struct obd_dqblk *dqb = &qctl.qc_dqblk;
3751 struct option long_opts[] = {
3752 { .val = 'b', .name = "block-softlimit",
3753 .has_arg = required_argument },
3754 { .val = 'B', .name = "block-hardlimit",
3755 .has_arg = required_argument },
3756 { .val = 'g', .name = "group", .has_arg = required_argument },
3757 { .val = 'i', .name = "inode-softlimit",
3758 .has_arg = required_argument },
3759 { .val = 'I', .name = "inode-hardlimit",
3760 .has_arg = required_argument },
3761 { .val = 'p', .name = "projid", .has_arg = required_argument },
3762 { .val = 'u', .name = "user", .has_arg = required_argument },
3764 unsigned limit_mask = 0;
3768 if (has_times_option(argc, argv))
3769 return lfs_setquota_times(argc, argv);
3771 memset(&qctl, 0, sizeof(qctl));
3772 qctl.qc_cmd = LUSTRE_Q_SETQUOTA;
3773 qctl.qc_type = ALLQUOTA; /* ALLQUOTA makes no sense for setquota,
3774 * so it can be used as a marker that qc_type
3775 * isn't reinitialized from command line */
3777 while ((c = getopt_long(argc, argv, "b:B:g:i:I:p:u:",
3778 long_opts, NULL)) != -1) {
3782 rc = name2uid(&qctl.qc_id, optarg);
3786 rc = name2gid(&qctl.qc_id, optarg);
3790 rc = name2projid(&qctl.qc_id, optarg);
3792 if (qctl.qc_type != ALLQUOTA) {
3793 fprintf(stderr, "error: -u and -g can't be used"
3794 " more than once\n");
3797 qctl.qc_type = qtype;
3799 qctl.qc_id = strtoul(optarg, &endptr, 10);
3800 if (*endptr != '\0') {
3801 fprintf(stderr, "error: can't find id "
3802 "for name %s\n", optarg);
3808 ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
3809 dqb->dqb_bsoftlimit >>= 10;
3810 limit_mask |= BSLIMIT;
3811 if (dqb->dqb_bsoftlimit &&
3812 dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
3813 fprintf(stderr, "warning: block softlimit is "
3814 "smaller than the miminal qunit size, "
3815 "please see the help of setquota or "
3816 "Lustre manual for details.\n");
3819 ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
3820 dqb->dqb_bhardlimit >>= 10;
3821 limit_mask |= BHLIMIT;
3822 if (dqb->dqb_bhardlimit &&
3823 dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
3824 fprintf(stderr, "warning: block hardlimit is "
3825 "smaller than the miminal qunit size, "
3826 "please see the help of setquota or "
3827 "Lustre manual for details.\n");
3830 ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
3831 limit_mask |= ISLIMIT;
3832 if (dqb->dqb_isoftlimit &&
3833 dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
3834 fprintf(stderr, "warning: inode softlimit is "
3835 "smaller than the miminal qunit size, "
3836 "please see the help of setquota or "
3837 "Lustre manual for details.\n");
3840 ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
3841 limit_mask |= IHLIMIT;
3842 if (dqb->dqb_ihardlimit &&
3843 dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
3844 fprintf(stderr, "warning: inode hardlimit is "
3845 "smaller than the miminal qunit size, "
3846 "please see the help of setquota or "
3847 "Lustre manual for details.\n");
3849 default: /* getopt prints error message for us when opterr != 0 */
3854 if (qctl.qc_type == ALLQUOTA) {
3855 fprintf(stderr, "error: neither -u, -g nor -p was specified\n");
3859 if (limit_mask == 0) {
3860 fprintf(stderr, "error: at least one limit must be specified\n");
3864 if (optind != argc - 1) {
3865 fprintf(stderr, "error: unexpected parameters encountered\n");
3871 if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
3872 (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
3873 /* sigh, we can't just set blimits/ilimits */
3874 struct if_quotactl tmp_qctl = {.qc_cmd = LUSTRE_Q_GETQUOTA,
3875 .qc_type = qctl.qc_type,
3876 .qc_id = qctl.qc_id};
3878 rc = llapi_quotactl(mnt, &tmp_qctl);
3880 fprintf(stderr, "error: setquota failed while retrieving"
3881 " current quota settings (%s)\n",
3886 if (!(limit_mask & BHLIMIT))
3887 dqb->dqb_bhardlimit = tmp_qctl.qc_dqblk.dqb_bhardlimit;
3888 if (!(limit_mask & BSLIMIT))
3889 dqb->dqb_bsoftlimit = tmp_qctl.qc_dqblk.dqb_bsoftlimit;
3890 if (!(limit_mask & IHLIMIT))
3891 dqb->dqb_ihardlimit = tmp_qctl.qc_dqblk.dqb_ihardlimit;
3892 if (!(limit_mask & ISLIMIT))
3893 dqb->dqb_isoftlimit = tmp_qctl.qc_dqblk.dqb_isoftlimit;
3895 /* Keep grace times if we have got no softlimit arguments */
3896 if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) {
3897 dqb->dqb_valid |= QIF_BTIME;
3898 dqb->dqb_btime = tmp_qctl.qc_dqblk.dqb_btime;
3901 if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
3902 dqb->dqb_valid |= QIF_ITIME;
3903 dqb->dqb_itime = tmp_qctl.qc_dqblk.dqb_itime;
3907 dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
3908 dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
3910 rc = llapi_quotactl(mnt, &qctl);
3913 fprintf(stderr, "%s %s ", obd_type,
3914 obd_uuid2str(&qctl.obd_uuid));
3915 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
3922 /* Converts seconds value into format string
3923 * result is returned in buf
3925 * 1. result is in descenting order: 1w2d3h4m5s
3926 * 2. zero fields are not filled (except for p. 3): 5d1s
3927 * 3. zero seconds value is presented as "0s"
3929 static char * __sec2str(time_t seconds, char *buf)
3931 const char spec[] = "smhdw";
3932 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
3937 for (i = sizeof(mult) / sizeof(mult[0]) - 1 ; i >= 0; i--) {
3938 c = seconds / mult[i];
3940 if (c > 0 || (i == 0 && buf == tail))
3941 tail += snprintf(tail, 40-(tail-buf), "%lu%c", c, spec[i]);
3949 static void sec2str(time_t seconds, char *buf, int rc)
3956 tail = __sec2str(seconds, tail);
3958 if (rc && tail - buf < 39) {
3964 static void diff2str(time_t seconds, char *buf, time_t now)
3970 if (seconds <= now) {
3971 strcpy(buf, "none");
3974 __sec2str(seconds - now, buf);
3977 static void print_quota_title(char *name, struct if_quotactl *qctl,
3978 bool human_readable)
3980 printf("Disk quotas for %s %s (%cid %u):\n",
3981 qtype_name(qctl->qc_type), name,
3982 *qtype_name(qctl->qc_type), qctl->qc_id);
3983 printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
3984 "Filesystem", human_readable ? "used" : "kbytes",
3985 "quota", "limit", "grace",
3986 "files", "quota", "limit", "grace");
3989 static void kbytes2str(__u64 num, char *buf, int buflen, bool h)
3992 snprintf(buf, buflen, "%ju", (uintmax_t)num);
3995 snprintf(buf, buflen, "%5.4gP",
3996 (double)num / ((__u64)1 << 40));
3998 snprintf(buf, buflen, "%5.4gT",
3999 (double)num / (1 << 30));
4001 snprintf(buf, buflen, "%5.4gG",
4002 (double)num / (1 << 20));
4004 snprintf(buf, buflen, "%5.4gM",
4005 (double)num / (1 << 10));
4007 snprintf(buf, buflen, "%ju%s", (uintmax_t)num, "k");
4011 #define STRBUF_LEN 32
4012 static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
4019 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA) {
4020 int bover = 0, iover = 0;
4021 struct obd_dqblk *dqb = &qctl->qc_dqblk;
4022 char numbuf[3][STRBUF_LEN];
4024 char strbuf[STRBUF_LEN];
4026 if (dqb->dqb_bhardlimit &&
4027 lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
4029 } else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
4030 if (dqb->dqb_btime > now) {
4037 if (dqb->dqb_ihardlimit &&
4038 dqb->dqb_curinodes >= dqb->dqb_ihardlimit) {
4040 } else if (dqb->dqb_isoftlimit && dqb->dqb_itime) {
4041 if (dqb->dqb_itime > now) {
4049 if (strlen(mnt) > 15)
4050 printf("%s\n%15s", mnt, "");
4052 printf("%15s", mnt);
4055 diff2str(dqb->dqb_btime, timebuf, now);
4057 kbytes2str(lustre_stoqb(dqb->dqb_curspace),
4058 strbuf, sizeof(strbuf), h);
4059 if (rc == -EREMOTEIO)
4060 sprintf(numbuf[0], "%s*", strbuf);
4062 sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
4063 "%s" : "[%s]", strbuf);
4065 kbytes2str(dqb->dqb_bsoftlimit, strbuf, sizeof(strbuf), h);
4066 if (type == QC_GENERAL)
4067 sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
4068 "%s" : "[%s]", strbuf);
4070 sprintf(numbuf[1], "%s", "-");
4072 kbytes2str(dqb->dqb_bhardlimit, strbuf, sizeof(strbuf), h);
4073 sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
4074 "%s" : "[%s]", strbuf);
4076 printf(" %7s%c %6s %7s %7s",
4077 numbuf[0], bover ? '*' : ' ', numbuf[1],
4078 numbuf[2], bover > 1 ? timebuf : "-");
4081 diff2str(dqb->dqb_itime, timebuf, now);
4083 sprintf(numbuf[0], (dqb->dqb_valid & QIF_INODES) ?
4084 "%ju" : "[%ju]", (uintmax_t)dqb->dqb_curinodes);
4086 if (type == QC_GENERAL)
4087 sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
4089 (uintmax_t)dqb->dqb_isoftlimit);
4091 sprintf(numbuf[1], "%s", "-");
4093 sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
4094 "%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
4096 if (type != QC_OSTIDX)
4097 printf(" %7s%c %6s %7s %7s",
4098 numbuf[0], iover ? '*' : ' ', numbuf[1],
4099 numbuf[2], iover > 1 ? timebuf : "-");
4101 printf(" %7s %7s %7s %7s", "-", "-", "-", "-");
4104 } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO ||
4105 qctl->qc_cmd == Q_GETOINFO) {
4109 sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf, rc);
4110 sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf, rc);
4111 printf("Block grace time: %s; Inode grace time: %s\n",
4112 bgtimebuf, igtimebuf);
4116 static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
4117 bool h, __u64 *total)
4119 int rc = 0, rc1 = 0, count = 0;
4120 __u32 valid = qctl->qc_valid;
4122 rc = llapi_get_obd_count(mnt, &count, is_mdt);
4124 fprintf(stderr, "can not get %s count: %s\n",
4125 is_mdt ? "mdt": "ost", strerror(-rc));
4129 for (qctl->qc_idx = 0; qctl->qc_idx < count; qctl->qc_idx++) {
4130 qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX;
4131 rc = llapi_quotactl(mnt, qctl);
4133 /* It is remote client case. */
4134 if (rc == -EOPNOTSUPP) {
4141 fprintf(stderr, "quotactl %s%d failed.\n",
4142 is_mdt ? "mdt": "ost", qctl->qc_idx);
4146 print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
4147 qctl->qc_valid, 0, h);
4148 *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
4149 qctl->qc_dqblk.dqb_bhardlimit;
4152 qctl->qc_valid = valid;
4156 static int lfs_quota(int argc, char **argv)
4159 char *mnt, *name = NULL;
4160 struct if_quotactl qctl = { .qc_cmd = LUSTRE_Q_GETQUOTA,
4161 .qc_type = ALLQUOTA };
4162 char *obd_type = (char *)qctl.obd_type;
4163 char *obd_uuid = (char *)qctl.obd_uuid.uuid;
4164 int rc = 0, rc1 = 0, rc2 = 0, rc3 = 0,
4165 verbose = 0, pass = 0, quiet = 0, inacc;
4167 __u32 valid = QC_GENERAL, idx = 0;
4168 __u64 total_ialloc = 0, total_balloc = 0;
4169 bool human_readable = false;
4172 while ((c = getopt(argc, argv, "gi:I:o:pqtuvh")) != -1) {
4183 if (qctl.qc_type != ALLQUOTA) {
4184 fprintf(stderr, "error: use either -u or -g\n");
4187 qctl.qc_type = qtype;
4190 qctl.qc_cmd = LUSTRE_Q_GETINFO;
4193 valid = qctl.qc_valid = QC_UUID;
4194 strlcpy(obd_uuid, optarg, sizeof(qctl.obd_uuid));
4197 valid = qctl.qc_valid = QC_MDTIDX;
4198 idx = qctl.qc_idx = atoi(optarg);
4201 valid = qctl.qc_valid = QC_OSTIDX;
4202 idx = qctl.qc_idx = atoi(optarg);
4211 human_readable = true;
4214 fprintf(stderr, "error: %s: option '-%c' "
4215 "unrecognized\n", argv[0], c);
4220 /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
4221 if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && qctl.qc_type == ALLQUOTA &&
4222 optind == argc - 1) {
4224 memset(&qctl, 0, sizeof(qctl)); /* spoiled by print_*_quota */
4225 qctl.qc_cmd = LUSTRE_Q_GETQUOTA;
4226 qctl.qc_valid = valid;
4228 qctl.qc_type = pass;
4229 switch (qctl.qc_type) {
4231 qctl.qc_id = geteuid();
4232 rc = uid2name(&name, qctl.qc_id);
4235 qctl.qc_id = getegid();
4236 rc = gid2name(&name, qctl.qc_id);
4246 /* lfs quota -u username /path/to/lustre/mount */
4247 } else if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA) {
4248 /* options should be followed by u/g-name and mntpoint */
4249 if (optind + 2 != argc || qctl.qc_type == ALLQUOTA) {
4250 fprintf(stderr, "error: missing quota argument(s)\n");
4254 name = argv[optind++];
4255 switch (qctl.qc_type) {
4257 rc = name2uid(&qctl.qc_id, name);
4260 rc = name2gid(&qctl.qc_id, name);
4263 rc = name2projid(&qctl.qc_id, name);
4270 qctl.qc_id = strtoul(name, &endptr, 10);
4271 if (*endptr != '\0') {
4272 fprintf(stderr, "error: can't find id for name: %s\n",
4277 } else if (optind + 1 != argc || qctl.qc_type == ALLQUOTA) {
4278 fprintf(stderr, "error: missing quota info argument(s)\n");
4283 rc1 = llapi_quotactl(mnt, &qctl);
4287 fprintf(stderr, "%s quotas are not enabled.\n",
4288 qtype_name(qctl.qc_type));
4291 fprintf(stderr, "Permission denied.\n");
4294 /* We already got error message. */
4297 fprintf(stderr, "Unexpected quotactl error: %s\n",
4302 if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && !quiet)
4303 print_quota_title(name, &qctl, human_readable);
4305 if (rc1 && *obd_type)
4306 fprintf(stderr, "%s %s ", obd_type, obd_uuid);
4308 if (qctl.qc_valid != QC_GENERAL)
4311 inacc = (qctl.qc_cmd == LUSTRE_Q_GETQUOTA) &&
4312 ((qctl.qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
4313 (QIF_LIMITS|QIF_USAGE));
4315 print_quota(mnt, &qctl, QC_GENERAL, rc1, human_readable);
4317 if (qctl.qc_valid == QC_GENERAL && qctl.qc_cmd != LUSTRE_Q_GETINFO &&
4319 char strbuf[STRBUF_LEN];
4321 rc2 = print_obd_quota(mnt, &qctl, 1, human_readable,
4323 rc3 = print_obd_quota(mnt, &qctl, 0, human_readable,
4325 kbytes2str(total_balloc, strbuf, sizeof(strbuf),
4327 printf("Total allocated inode limit: %ju, total "
4328 "allocated block limit: %s\n", (uintmax_t)total_ialloc,
4332 if (rc1 || rc2 || rc3 || inacc)
4333 printf("Some errors happened when getting quota info. "
4334 "Some devices may be not working or deactivated. "
4335 "The data in \"[]\" is inaccurate.\n");
4338 if (pass > 0 && pass < LL_MAXQUOTAS)
4343 #endif /* HAVE_SYS_QUOTA_H! */
4345 static int flushctx_ioctl(char *mp)
4349 fd = open(mp, O_RDONLY);
4351 fprintf(stderr, "flushctx: error open %s: %s\n",
4352 mp, strerror(errno));
4356 rc = ioctl(fd, LL_IOC_FLUSHCTX);
4358 fprintf(stderr, "flushctx: error ioctl %s: %s\n",
4359 mp, strerror(errno));
4365 static int lfs_flushctx(int argc, char **argv)
4367 int kdestroy = 0, c;
4368 char mntdir[PATH_MAX] = {'\0'};
4372 while ((c = getopt(argc, argv, "k")) != -1) {
4378 fprintf(stderr, "error: %s: option '-%c' "
4379 "unrecognized\n", argv[0], c);
4385 if ((rc = system("kdestroy > /dev/null")) != 0) {
4386 rc = WEXITSTATUS(rc);
4387 fprintf(stderr, "error destroying tickets: %d, continuing\n", rc);
4391 if (optind >= argc) {
4392 /* flush for all mounted lustre fs. */
4393 while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
4394 /* Check if we have a mount point */
4395 if (mntdir[0] == '\0')
4398 if (flushctx_ioctl(mntdir))
4401 mntdir[0] = '\0'; /* avoid matching in next loop */
4404 /* flush fs as specified */
4405 while (optind < argc) {
4406 if (flushctx_ioctl(argv[optind++]))
4413 static int lfs_cp(int argc, char **argv)
4415 fprintf(stderr, "remote client copy file(s).\n"
4416 "obsolete, does not support it anymore.\n");
4420 static int lfs_ls(int argc, char **argv)
4422 fprintf(stderr, "remote client lists directory contents.\n"
4423 "obsolete, does not support it anymore.\n");
4427 static int lfs_changelog(int argc, char **argv)
4429 void *changelog_priv;
4430 struct changelog_rec *rec;
4431 long long startrec = 0, endrec = 0;
4433 struct option long_opts[] = {
4434 { .val = 'f', .name = "follow", .has_arg = no_argument },
4436 char short_opts[] = "f";
4439 while ((rc = getopt_long(argc, argv, short_opts,
4440 long_opts, NULL)) != -1) {
4448 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
4449 argv[0], argv[optind - 1]);
4456 mdd = argv[optind++];
4458 startrec = strtoll(argv[optind++], NULL, 10);
4460 endrec = strtoll(argv[optind++], NULL, 10);
4462 rc = llapi_changelog_start(&changelog_priv,
4463 CHANGELOG_FLAG_BLOCK |
4464 CHANGELOG_FLAG_JOBID |
4465 (follow ? CHANGELOG_FLAG_FOLLOW : 0),
4468 fprintf(stderr, "Can't start changelog: %s\n",
4469 strerror(errno = -rc));
4473 while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
4477 if (endrec && rec->cr_index > endrec) {
4478 llapi_changelog_free(&rec);
4481 if (rec->cr_index < startrec) {
4482 llapi_changelog_free(&rec);
4486 secs = rec->cr_time >> 30;
4487 gmtime_r(&secs, &ts);
4488 printf("%ju %02d%-5s %02d:%02d:%02d.%09d %04d.%02d.%02d "
4489 "0x%x t="DFID, (uintmax_t)rec->cr_index, rec->cr_type,
4490 changelog_type2str(rec->cr_type),
4491 ts.tm_hour, ts.tm_min, ts.tm_sec,
4492 (int)(rec->cr_time & ((1 << 30) - 1)),
4493 ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
4494 rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
4496 if (rec->cr_flags & CLF_JOBID) {
4497 struct changelog_ext_jobid *jid =
4498 changelog_rec_jobid(rec);
4500 if (jid->cr_jobid[0] != '\0')
4501 printf(" j=%s", jid->cr_jobid);
4504 if (rec->cr_namelen)
4505 printf(" p="DFID" %.*s", PFID(&rec->cr_pfid),
4506 rec->cr_namelen, changelog_rec_name(rec));
4508 if (rec->cr_flags & CLF_RENAME) {
4509 struct changelog_ext_rename *rnm =
4510 changelog_rec_rename(rec);
4512 if (!fid_is_zero(&rnm->cr_sfid))
4513 printf(" s="DFID" sp="DFID" %.*s",
4514 PFID(&rnm->cr_sfid),
4515 PFID(&rnm->cr_spfid),
4516 (int)changelog_rec_snamelen(rec),
4517 changelog_rec_sname(rec));
4521 llapi_changelog_free(&rec);
4524 llapi_changelog_fini(&changelog_priv);
4527 fprintf(stderr, "Changelog: %s\n", strerror(errno = -rc));
4529 return (rc == 1 ? 0 : rc);
4532 static int lfs_changelog_clear(int argc, char **argv)
4540 endrec = strtoll(argv[3], NULL, 10);
4542 rc = llapi_changelog_clear(argv[1], argv[2], endrec);
4545 fprintf(stderr, "%s: record out of range: %llu\n",
4547 else if (rc == -ENOENT)
4548 fprintf(stderr, "%s: no changelog user: %s\n",
4551 fprintf(stderr, "%s error: %s\n", argv[0],
4560 static int lfs_fid2path(int argc, char **argv)
4562 struct option long_opts[] = {
4563 { .val = 'c', .name = "cur", .has_arg = no_argument },
4564 { .val = 'l', .name = "link", .has_arg = required_argument },
4565 { .val = 'r', .name = "rec", .has_arg = required_argument },
4567 char short_opts[] = "cl:r:";
4568 char *device, *fid, *path;
4569 long long recno = -1;
4575 while ((rc = getopt_long(argc, argv, short_opts,
4576 long_opts, NULL)) != -1) {
4582 linkno = strtol(optarg, NULL, 10);
4585 recno = strtoll(optarg, NULL, 10);
4590 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
4591 argv[0], argv[optind - 1]);
4599 device = argv[optind++];
4600 path = calloc(1, PATH_MAX);
4602 fprintf(stderr, "error: Not enough memory\n");
4607 while (optind < argc) {
4608 fid = argv[optind++];
4610 lnktmp = (linkno >= 0) ? linkno : 0;
4612 int oldtmp = lnktmp;
4613 long long rectmp = recno;
4615 rc2 = llapi_fid2path(device, fid, path, PATH_MAX,
4618 fprintf(stderr, "%s: error on FID %s: %s\n",
4619 argv[0], fid, strerror(errno = -rc2));
4626 fprintf(stdout, "%lld ", rectmp);
4627 if (device[0] == '/') {
4628 fprintf(stdout, "%s", device);
4629 if (device[strlen(device) - 1] != '/')
4630 fprintf(stdout, "/");
4631 } else if (path[0] == '\0') {
4632 fprintf(stdout, "/");
4634 fprintf(stdout, "%s\n", path);
4637 /* specified linkno */
4639 if (oldtmp == lnktmp)
4649 static int lfs_path2fid(int argc, char **argv)
4651 struct option long_opts[] = {
4652 { .val = 'p', .name = "parents", .has_arg = no_argument },
4655 const char short_opts[] = "p";
4656 const char *sep = "";
4659 bool show_parents = false;
4661 while ((rc = getopt_long(argc, argv, short_opts,
4662 long_opts, NULL)) != -1) {
4665 show_parents = true;
4668 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
4669 argv[0], argv[optind - 1]);
4674 if (optind > argc - 1)
4676 else if (optind < argc - 1)
4680 for (path = argv + optind; *path != NULL; path++) {
4682 if (!show_parents) {
4683 err = llapi_path2fid(*path, &fid);
4685 printf("%s%s"DFID"\n",
4686 *sep != '\0' ? *path : "", sep,
4689 char name[NAME_MAX + 1];
4690 unsigned int linkno = 0;
4692 while ((err = llapi_path2parent(*path, linkno, &fid,
4693 name, sizeof(name))) == 0) {
4694 if (*sep != '\0' && linkno == 0)
4695 printf("%s%s", *path, sep);
4697 printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
4702 /* err == -ENODATA is end-of-loop */
4703 if (linkno > 0 && err == -ENODATA) {
4710 fprintf(stderr, "%s: can't get %sfid for %s: %s\n",
4711 argv[0], show_parents ? "parent " : "", *path,
4723 static int lfs_data_version(int argc, char **argv)
4730 int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
4735 while ((c = getopt(argc, argv, "nrw")) != -1) {
4738 data_version_flags = 0;
4741 data_version_flags |= LL_DV_RD_FLUSH;
4744 data_version_flags |= LL_DV_WR_FLUSH;
4753 path = argv[optind];
4754 fd = open(path, O_RDONLY);
4756 err(errno, "cannot open file %s", path);
4758 rc = llapi_get_data_version(fd, &data_version, data_version_flags);
4760 err(errno, "cannot get version for %s", path);
4762 printf("%ju" "\n", (uintmax_t)data_version);
4768 static int lfs_hsm_state(int argc, char **argv)
4773 struct hsm_user_state hus;
4781 rc = llapi_hsm_state_get(path, &hus);
4783 fprintf(stderr, "can't get hsm state for %s: %s\n",
4784 path, strerror(errno = -rc));
4788 /* Display path name and status flags */
4789 printf("%s: (0x%08x)", path, hus.hus_states);
4791 if (hus.hus_states & HS_RELEASED)
4792 printf(" released");
4793 if (hus.hus_states & HS_EXISTS)
4795 if (hus.hus_states & HS_DIRTY)
4797 if (hus.hus_states & HS_ARCHIVED)
4798 printf(" archived");
4799 /* Display user-settable flags */
4800 if (hus.hus_states & HS_NORELEASE)
4801 printf(" never_release");
4802 if (hus.hus_states & HS_NOARCHIVE)
4803 printf(" never_archive");
4804 if (hus.hus_states & HS_LOST)
4805 printf(" lost_from_hsm");
4807 if (hus.hus_archive_id != 0)
4808 printf(", archive_id:%d", hus.hus_archive_id);
4811 } while (++i < argc);
4816 #define LFS_HSM_SET 0
4817 #define LFS_HSM_CLEAR 1
4820 * Generic function to set or clear HSM flags.
4821 * Used by hsm_set and hsm_clear.
4823 * @mode if LFS_HSM_SET, set the flags, if LFS_HSM_CLEAR, clear the flags.
4825 static int lfs_hsm_change_flags(int argc, char **argv, int mode)
4827 struct option long_opts[] = {
4828 { .val = 'A', .name = "archived", .has_arg = no_argument },
4829 { .val = 'a', .name = "noarchive", .has_arg = no_argument },
4830 { .val = 'd', .name = "dirty", .has_arg = no_argument },
4831 { .val = 'e', .name = "exists", .has_arg = no_argument },
4832 { .val = 'l', .name = "lost", .has_arg = no_argument },
4833 { .val = 'r', .name = "norelease", .has_arg = no_argument },
4835 char short_opts[] = "lraAde";
4843 while ((c = getopt_long(argc, argv, short_opts,
4844 long_opts, NULL)) != -1) {
4850 mask |= HS_NOARCHIVE;
4853 mask |= HS_ARCHIVED;
4856 mask |= HS_NORELEASE;
4867 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
4868 argv[0], argv[optind - 1]);
4873 /* User should have specified a flag */
4877 while (optind < argc) {
4879 path = argv[optind];
4881 /* If mode == 0, this means we apply the mask. */
4882 if (mode == LFS_HSM_SET)
4883 rc = llapi_hsm_state_set(path, mask, 0, 0);
4885 rc = llapi_hsm_state_set(path, 0, mask, 0);
4888 fprintf(stderr, "Can't change hsm flags for %s: %s\n",
4889 path, strerror(errno = -rc));
4898 static int lfs_hsm_action(int argc, char **argv)
4903 struct hsm_current_action hca;
4904 struct hsm_extent he;
4905 enum hsm_user_action hua;
4906 enum hsm_progress_states hps;
4914 rc = llapi_hsm_current_action(path, &hca);
4916 fprintf(stderr, "can't get hsm action for %s: %s\n",
4917 path, strerror(errno = -rc));
4920 he = hca.hca_location;
4921 hua = hca.hca_action;
4922 hps = hca.hca_state;
4924 printf("%s: %s", path, hsm_user_action2name(hua));
4926 /* Skip file without action */
4927 if (hca.hca_action == HUA_NONE) {
4932 printf(" %s ", hsm_progress_state2name(hps));
4934 if ((hps == HPS_RUNNING) &&
4935 (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
4936 printf("(%llu bytes moved)\n",
4937 (unsigned long long)he.length);
4938 else if ((he.offset + he.length) == LUSTRE_EOF)
4939 printf("(from %llu to EOF)\n",
4940 (unsigned long long)he.offset);
4942 printf("(from %llu to %llu)\n",
4943 (unsigned long long)he.offset,
4944 (unsigned long long)(he.offset + he.length));
4946 } while (++i < argc);
4951 static int lfs_hsm_set(int argc, char **argv)
4953 return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
4956 static int lfs_hsm_clear(int argc, char **argv)
4958 return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
4962 * Check file state and return its fid, to be used by lfs_hsm_request().
4964 * \param[in] file Path to file to check
4965 * \param[in,out] fid Pointer to allocated lu_fid struct.
4966 * \param[in,out] last_dev Pointer to last device id used.
4968 * \return 0 on success.
4970 static int lfs_hsm_prepare_file(const char *file, struct lu_fid *fid,
4976 rc = lstat(file, &st);
4978 fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
4981 /* Checking for regular file as archiving as posix copytool
4982 * rejects archiving files other than regular files
4984 if (!S_ISREG(st.st_mode)) {
4985 fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
4988 /* A request should be ... */
4989 if (*last_dev != st.st_dev && *last_dev != 0) {
4990 fprintf(stderr, "All files should be "
4991 "on the same filesystem: %s\n", file);
4994 *last_dev = st.st_dev;
4996 rc = llapi_path2fid(file, fid);
4998 fprintf(stderr, "Cannot read FID of %s: %s\n",
4999 file, strerror(-rc));
5005 /* Fill an HSM HUR item with a given file name.
5007 * If mntpath is set, then the filename is actually a FID, and no
5008 * lookup on the filesystem will be performed.
5010 * \param[in] hur the user request to fill
5011 * \param[in] idx index of the item inside the HUR to fill
5012 * \param[in] mntpath mountpoint of Lustre
5013 * \param[in] fname filename (if mtnpath is NULL)
5014 * or FID (if mntpath is set)
5015 * \param[in] last_dev pointer to last device id used
5017 * \retval 0 on success
5018 * \retval CMD_HELP or a negative errno on error
5020 static int fill_hur_item(struct hsm_user_request *hur, unsigned int idx,
5021 const char *mntpath, const char *fname,
5024 struct hsm_user_item *hui = &hur->hur_user_item[idx];
5027 hui->hui_extent.length = -1;
5029 if (mntpath != NULL) {
5032 rc = sscanf(fname, SFID, RFID(&hui->hui_fid));
5036 fprintf(stderr, "hsm: '%s' is not a valid FID\n",
5041 rc = lfs_hsm_prepare_file(fname, &hui->hui_fid, last_dev);
5045 hur->hur_request.hr_itemcount++;
5050 static int lfs_hsm_request(int argc, char **argv, int action)
5052 struct option long_opts[] = {
5053 { .val = 'a', .name = "archive", .has_arg = required_argument },
5054 { .val = 'D', .name = "data", .has_arg = required_argument },
5055 { .val = 'l', .name = "filelist", .has_arg = required_argument },
5056 { .val = 'm', .name = "mntpath", .has_arg = required_argument },
5059 char short_opts[] = "l:D:a:m:";
5060 struct hsm_user_request *hur, *oldhur;
5065 char *filelist = NULL;
5066 char fullpath[PATH_MAX];
5067 char *opaque = NULL;
5071 int nbfile_alloc = 0;
5072 char *some_file = NULL;
5073 char *mntpath = NULL;
5079 while ((c = getopt_long(argc, argv, short_opts,
5080 long_opts, NULL)) != -1) {
5089 if (action != HUA_ARCHIVE &&
5090 action != HUA_REMOVE) {
5092 "error: -a is supported only "
5093 "when archiving or removing\n");
5096 archive_id = atoi(optarg);
5099 if (some_file == NULL) {
5101 some_file = strdup(optarg);
5107 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
5108 argv[0], argv[optind - 1]);
5113 /* All remaining args are files, so we have at least nbfile */
5114 nbfile = argc - optind;
5116 if ((nbfile == 0) && (filelist == NULL))
5120 opaque_len = strlen(opaque);
5122 /* Alloc the request structure with enough place to store all files
5123 * from command line. */
5124 hur = llapi_hsm_user_request_alloc(nbfile, opaque_len);
5126 fprintf(stderr, "Cannot create the request: %s\n",
5130 nbfile_alloc = nbfile;
5132 hur->hur_request.hr_action = action;
5133 hur->hur_request.hr_archive_id = archive_id;
5134 hur->hur_request.hr_flags = 0;
5136 /* All remaining args are files, add them */
5137 if (nbfile != 0 && some_file == NULL)
5138 some_file = strdup(argv[optind]);
5140 for (i = 0; i < nbfile; i++) {
5141 rc = fill_hur_item(hur, i, mntpath, argv[optind + i],
5147 /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
5149 /* If a filelist was specified, read the filelist from it. */
5150 if (filelist != NULL) {
5151 fp = fopen(filelist, "r");
5153 fprintf(stderr, "Cannot read the file list %s: %s\n",
5154 filelist, strerror(errno));
5159 while ((rc = getline(&line, &len, fp)) != -1) {
5160 /* If allocated buffer was too small, get something
5162 if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
5165 nbfile_alloc = nbfile_alloc * 2 + 1;
5167 hur = llapi_hsm_user_request_alloc(nbfile_alloc,
5170 fprintf(stderr, "hsm: cannot allocate "
5171 "the request: %s\n",
5178 size = hur_len(oldhur);
5180 fprintf(stderr, "hsm: cannot allocate "
5181 "%u files + %u bytes data\n",
5182 oldhur->hur_request.hr_itemcount,
5183 oldhur->hur_request.hr_data_len);
5190 memcpy(hur, oldhur, size);
5195 if (line[strlen(line) - 1] == '\n')
5196 line[strlen(line) - 1] = '\0';
5198 rc = fill_hur_item(hur, hur->hur_request.hr_itemcount,
5199 mntpath, line, &last_dev);
5205 if (some_file == NULL) {
5215 /* If a --data was used, add it to the request */
5216 hur->hur_request.hr_data_len = opaque_len;
5218 memcpy(hur_data(hur), opaque, opaque_len);
5220 /* Send the HSM request */
5221 if (realpath(some_file, fullpath) == NULL) {
5222 fprintf(stderr, "Could not find path '%s': %s\n",
5223 some_file, strerror(errno));
5225 rc = llapi_hsm_request(fullpath, hur);
5227 fprintf(stderr, "Cannot send HSM request (use of %s): %s\n",
5228 some_file, strerror(-rc));
5238 static int lfs_hsm_archive(int argc, char **argv)
5240 return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
5243 static int lfs_hsm_restore(int argc, char **argv)
5245 return lfs_hsm_request(argc, argv, HUA_RESTORE);
5248 static int lfs_hsm_release(int argc, char **argv)
5250 return lfs_hsm_request(argc, argv, HUA_RELEASE);
5253 static int lfs_hsm_remove(int argc, char **argv)
5255 return lfs_hsm_request(argc, argv, HUA_REMOVE);
5258 static int lfs_hsm_cancel(int argc, char **argv)
5260 return lfs_hsm_request(argc, argv, HUA_CANCEL);
5263 static int lfs_swap_layouts(int argc, char **argv)
5268 return llapi_swap_layouts(argv[1], argv[2], 0, 0,
5269 SWAP_LAYOUTS_KEEP_MTIME |
5270 SWAP_LAYOUTS_KEEP_ATIME);
5273 static const char *const ladvise_names[] = LU_LADVISE_NAMES;
5275 static const char *const lock_mode_names[] = LOCK_MODE_NAMES;
5277 static const char *const lockahead_results[] = {
5278 [LLA_RESULT_SENT] = "Lock request sent",
5279 [LLA_RESULT_DIFFERENT] = "Different matching lock found",
5280 [LLA_RESULT_SAME] = "Matching lock on identical extent found",
5283 int lfs_get_mode(const char *string)
5285 enum lock_mode_user mode;
5287 for (mode = 0; mode < ARRAY_SIZE(lock_mode_names); mode++) {
5288 if (lock_mode_names[mode] == NULL)
5290 if (strcmp(string, lock_mode_names[mode]) == 0)
5297 static enum lu_ladvise_type lfs_get_ladvice(const char *string)
5299 enum lu_ladvise_type advice;
5302 advice < ARRAY_SIZE(ladvise_names); advice++) {
5303 if (ladvise_names[advice] == NULL)
5305 if (strcmp(string, ladvise_names[advice]) == 0)
5309 return LU_LADVISE_INVALID;
5312 static int lfs_ladvise(int argc, char **argv)
5314 struct option long_opts[] = {
5315 { .val = 'a', .name = "advice", .has_arg = required_argument },
5316 { .val = 'b', .name = "background", .has_arg = no_argument },
5317 { .val = 'e', .name = "end", .has_arg = required_argument },
5318 { .val = 'l', .name = "length", .has_arg = required_argument },
5319 { .val = 'm', .name = "mode", .has_arg = required_argument },
5320 { .val = 's', .name = "start", .has_arg = required_argument },
5321 { .val = 'u', .name = "unset", .has_arg = no_argument },
5323 char short_opts[] = "a:be:l:m:s:u";
5328 struct llapi_lu_ladvise advice;
5329 enum lu_ladvise_type advice_type = LU_LADVISE_INVALID;
5330 unsigned long long start = 0;
5331 unsigned long long end = LUSTRE_EOF;
5332 unsigned long long length = 0;
5333 unsigned long long size_units;
5334 unsigned long long flags = 0;
5338 while ((c = getopt_long(argc, argv, short_opts,
5339 long_opts, NULL)) != -1) {
5342 advice_type = lfs_get_ladvice(optarg);
5343 if (advice_type == LU_LADVISE_INVALID) {
5344 fprintf(stderr, "%s: invalid advice type "
5345 "'%s'\n", argv[0], optarg);
5346 fprintf(stderr, "Valid types:");
5348 for (advice_type = 0;
5349 advice_type < ARRAY_SIZE(ladvise_names);
5351 if (ladvise_names[advice_type] == NULL)
5353 fprintf(stderr, " %s",
5354 ladvise_names[advice_type]);
5356 fprintf(stderr, "\n");
5369 rc = llapi_parse_size(optarg, &end,
5372 fprintf(stderr, "%s: bad end offset '%s'\n",
5379 rc = llapi_parse_size(optarg, &start,
5382 fprintf(stderr, "%s: bad start offset "
5383 "'%s'\n", argv[0], optarg);
5389 rc = llapi_parse_size(optarg, &length,
5392 fprintf(stderr, "%s: bad length '%s'\n",
5398 mode = lfs_get_mode(optarg);
5400 fprintf(stderr, "%s: bad mode '%s', valid "
5401 "modes are READ or WRITE\n",
5409 fprintf(stderr, "%s: option '%s' unrecognized\n",
5410 argv[0], argv[optind - 1]);
5415 if (advice_type == LU_LADVISE_INVALID) {
5416 fprintf(stderr, "%s: please give an advice type\n", argv[0]);
5417 fprintf(stderr, "Valid types:");
5418 for (advice_type = 0; advice_type < ARRAY_SIZE(ladvise_names);
5420 if (ladvise_names[advice_type] == NULL)
5422 fprintf(stderr, " %s", ladvise_names[advice_type]);
5424 fprintf(stderr, "\n");
5428 if (advice_type == LU_LADVISE_LOCKNOEXPAND) {
5429 fprintf(stderr, "%s: Lock no expand advice is a per file "
5430 "descriptor advice, so when called from lfs, "
5431 "it does nothing.\n", argv[0]);
5435 if (argc <= optind) {
5436 fprintf(stderr, "%s: please give one or more file names\n",
5441 if (end != LUSTRE_EOF && length != 0 && end != start + length) {
5442 fprintf(stderr, "%s: conflicting arguments of -l and -e\n",
5447 if (end == LUSTRE_EOF && length != 0)
5448 end = start + length;
5451 fprintf(stderr, "%s: range [%llu, %llu] is invalid\n",
5452 argv[0], start, end);
5456 if (advice_type != LU_LADVISE_LOCKAHEAD && mode != 0) {
5457 fprintf(stderr, "%s: mode is only valid with lockahead\n",
5462 if (advice_type == LU_LADVISE_LOCKAHEAD && mode == 0) {
5463 fprintf(stderr, "%s: mode is required with lockahead\n",
5468 while (optind < argc) {
5471 path = argv[optind++];
5473 fd = open(path, O_RDONLY);
5475 fprintf(stderr, "%s: cannot open file '%s': %s\n",
5476 argv[0], path, strerror(errno));
5481 advice.lla_start = start;
5482 advice.lla_end = end;
5483 advice.lla_advice = advice_type;
5484 advice.lla_value1 = 0;
5485 advice.lla_value2 = 0;
5486 advice.lla_value3 = 0;
5487 advice.lla_value4 = 0;
5488 if (advice_type == LU_LADVISE_LOCKAHEAD) {
5489 advice.lla_lockahead_mode = mode;
5490 advice.lla_peradvice_flags = flags;
5493 rc2 = llapi_ladvise(fd, flags, 1, &advice);
5496 fprintf(stderr, "%s: cannot give advice '%s' to file "
5497 "'%s': %s\n", argv[0],
5498 ladvise_names[advice_type],
5499 path, strerror(errno));
5505 if (rc == 0 && rc2 < 0)
5511 static int lfs_list_commands(int argc, char **argv)
5513 char buffer[81] = ""; /* 80 printable chars + terminating NUL */
5515 Parser_list_commands(cmdlist, buffer, sizeof(buffer), NULL, 0, 4);
5520 int main(int argc, char **argv)
5524 /* Ensure that liblustreapi constructor has run */
5525 if (!liblustreapi_initialized)
5526 fprintf(stderr, "liblustreapi was not properly initialized\n");
5531 Parser_init("lfs > ", cmdlist);
5533 progname = argv[0]; /* Used in error messages */
5535 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
5537 rc = Parser_commands();
5539 return rc < 0 ? -rc : rc;
5542 #ifdef _LUSTRE_IDL_H_
5543 /* Everything we need here should be included by lustreapi.h. */
5544 # error "lfs should not depend on lustre_idl.h"
5545 #endif /* _LUSTRE_IDL_H_ */