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.sun.com/software/products/lustre/docs/GPLv2.pdf
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21 * CA 95054 USA or visit www.sun.com if you need additional information or
27 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
28 * Use is subject to license terms.
30 * Copyright (c) 2011, 2014, Intel Corporation.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
38 * Author: Peter J. Braam <braam@clusterfs.com>
39 * Author: Phil Schwan <phil@clusterfs.com>
40 * Author: Robert Read <rread@clusterfs.com>
57 #include <sys/quota.h>
58 #include <sys/types.h>
64 #ifdef HAVE_SYS_QUOTA_H
65 # include <sys/quota.h>
68 #include <libcfs/libcfs.h>
69 #include <libcfs/libcfsutil.h>
70 #include <lustre/lustreapi.h>
71 #include <lustre_ver.h>
74 static int lfs_setstripe(int argc, char **argv);
75 static int lfs_find(int argc, char **argv);
76 static int lfs_getstripe(int argc, char **argv);
77 static int lfs_getdirstripe(int argc, char **argv);
78 static int lfs_setdirstripe(int argc, char **argv);
79 static int lfs_rmentry(int argc, char **argv);
80 static int lfs_osts(int argc, char **argv);
81 static int lfs_mdts(int argc, char **argv);
82 static int lfs_df(int argc, char **argv);
83 static int lfs_getname(int argc, char **argv);
84 static int lfs_check(int argc, char **argv);
85 #ifdef HAVE_SYS_QUOTA_H
86 static int lfs_quotacheck(int argc, char **argv);
87 static int lfs_quotaon(int argc, char **argv);
88 static int lfs_quotaoff(int argc, char **argv);
89 static int lfs_setquota(int argc, char **argv);
90 static int lfs_quota(int argc, char **argv);
92 static int lfs_flushctx(int argc, char **argv);
93 static int lfs_join(int argc, char **argv);
94 static int lfs_lsetfacl(int argc, char **argv);
95 static int lfs_lgetfacl(int argc, char **argv);
96 static int lfs_rsetfacl(int argc, char **argv);
97 static int lfs_rgetfacl(int argc, char **argv);
98 static int lfs_cp(int argc, char **argv);
99 static int lfs_ls(int argc, char **argv);
100 static int lfs_poollist(int argc, char **argv);
101 static int lfs_changelog(int argc, char **argv);
102 static int lfs_changelog_clear(int argc, char **argv);
103 static int lfs_fid2path(int argc, char **argv);
104 static int lfs_path2fid(int argc, char **argv);
105 static int lfs_data_version(int argc, char **argv);
106 static int lfs_hsm_state(int argc, char **argv);
107 static int lfs_hsm_set(int argc, char **argv);
108 static int lfs_hsm_clear(int argc, char **argv);
109 static int lfs_hsm_action(int argc, char **argv);
110 static int lfs_hsm_archive(int argc, char **argv);
111 static int lfs_hsm_restore(int argc, char **argv);
112 static int lfs_hsm_release(int argc, char **argv);
113 static int lfs_hsm_remove(int argc, char **argv);
114 static int lfs_hsm_cancel(int argc, char **argv);
115 static int lfs_swap_layouts(int argc, char **argv);
116 static int lfs_mv(int argc, char **argv);
118 /* Setstripe and migrate share mostly the same parameters */
119 #define SSM_CMD_COMMON(cmd) \
120 "usage: "cmd" [--stripe-count|-c <stripe_count>]\n" \
121 " [--stripe-index|-i <start_ost_idx>]\n" \
122 " [--stripe-size|-S <stripe_size>]\n" \
123 " [--pool|-p <pool_name>]\n" \
124 " [--ost-list|-o <ost_indices>]\n"
126 #define SSM_HELP_COMMON \
127 "\tstripe_size: Number of bytes on each OST (0 filesystem default)\n" \
128 "\t Can be specified with k, m or g (in KB, MB and GB\n" \
129 "\t respectively)\n" \
130 "\tstart_ost_idx: OST index of first stripe (-1 default)\n" \
131 "\tstripe_count: Number of OSTs to stripe over (0 default, -1 all)\n" \
132 "\tpool_name: Name of OST pool to use (default none)\n" \
133 "\tost_indices: List of OST indices, can be repeated multiple times\n"\
134 "\t Indices be specified in a format of:\n" \
135 "\t -o <ost_1>,<ost_i>-<ost_j>,<ost_n>\n" \
137 "\t -o <ost_1> -o <ost_i>-<ost_j> -o <ost_n>\n" \
138 "\t If --pool is set with --ost-list, then the OSTs\n" \
139 "\t must be the members of the pool."
141 #define SETSTRIPE_USAGE \
142 SSM_CMD_COMMON("setstripe") \
143 " <directory|filename>\n" \
146 #define MIGRATE_USAGE \
147 SSM_CMD_COMMON("migrate ") \
152 "\tblock: Block file access during data migration\n" \
154 /* all available commands */
155 command_t cmdlist[] = {
156 {"setstripe", lfs_setstripe, 0,
157 "Create a new file with a specific striping pattern or\n"
158 "set the default striping pattern on an existing directory or\n"
159 "delete the default striping pattern from an existing directory\n"
160 "usage: setstripe -d <directory> (to delete default striping)\n"\
163 {"getstripe", lfs_getstripe, 0,
164 "To list the striping info for a given file or files in a\n"
165 "directory or recursively for all files in a directory tree.\n"
166 "usage: getstripe [--ost|-O <uuid>] [--quiet | -q] [--verbose | -v]\n"
167 " [--stripe-count|-c] [--stripe-index|-i]\n"
168 " [--pool|-p] [--stripe-size|-S] [--directory|-d]\n"
169 " [--mdt-index|-M] [--recursive|-r] [--raw|-R]\n"
171 " <directory|filename> ..."},
172 {"setdirstripe", lfs_setdirstripe, 0,
173 "To create a striped directory on a specified MDT. This can only\n"
174 "be done on MDT0 with the right of administrator.\n"
175 "usage: setdirstripe <--count|-c stripe_count>\n"
176 " [--index|-i mdt_index] [--hash-type|-t hash_type]\n"
177 " [--default_stripe|-D ] [--mode|-m mode] <dir>\n"
178 "\tstripe_count: stripe count of the striped directory\n"
179 "\tmdt_index: MDT index of first stripe\n"
180 "\thash_type: hash type of the striped directory. Hash types:\n"
181 " fnv_1a_64 FNV-1a hash algorithm (default)\n"
182 " all_char sum of characters % MDT_COUNT (not recommended)\n"
183 "\tdefault_stripe: set default dirstripe of the directory\n"
184 "\tmode: the mode of the directory\n"},
185 {"getdirstripe", lfs_getdirstripe, 0,
186 "To list the striping info for a given directory\n"
187 "or recursively for all directories in a directory tree.\n"
188 "usage: getdirstripe [--obd|-O <uuid>] [--quiet|-q] [--verbose|-v]\n"
189 " [--count|-c ] [--index|-i ] [--raw|-R]\n"
190 " [--recursive | -r] [ --default_stripe | -D ] <dir> "},
191 {"mkdir", lfs_setdirstripe, 0,
192 "To create a striped directory on a specified MDT. This can only\n"
193 "be done on MDT0 with the right of administrator.\n"
194 "usage: mkdir <--count|-c stripe_count>\n"
195 " [--index|-i mdt_index] [--hash-type|-t hash_type]\n"
196 " [--default_stripe|-D ] [--mode|-m mode] <dir>\n"
197 "\tstripe_count: stripe count of the striped directory\n"
198 "\tmdt_index: MDT index of first stripe\n"
199 "\thash_type: hash type of the striped directory. Hash types:\n"
200 " fnv_1a_64 FNV-1a hash algorithm (default)\n"
201 " all_char sum of characters % MDT_COUNT (not recommended)\n"
202 "\tdefault_stripe: set default dirstripe of the directory\n"
203 "\tmode: the mode of the directory\n"},
204 {"rm_entry", lfs_rmentry, 0,
205 "To remove the name entry of the remote directory. Note: This\n"
206 "command will only delete the name entry, i.e. the remote directory\n"
207 "will become inaccessable after this command. This can only be done\n"
208 "by the administrator\n"
209 "usage: rm_entry <dir>\n"},
210 {"pool_list", lfs_poollist, 0,
211 "List pools or pool OSTs\n"
212 "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
213 {"find", lfs_find, 0,
214 "find files matching given attributes recursively in directory tree.\n"
215 "usage: find <directory|filename> ...\n"
216 " [[!] --atime|-A [+-]N] [[!] --ctime|-C [+-]N]\n"
217 " [[!] --mtime|-M [+-]N] [[!] --mdt|-m <uuid|index,...>]\n"
218 " [--maxdepth|-D N] [[!] --name|-n <pattern>]\n"
219 " [[!] --ost|-O <uuid|index,...>] [--print|-p] [--print0|-P]\n"
220 " [[!] --size|-s [+-]N[bkMGTPE]]\n"
221 " [[!] --stripe-count|-c [+-]<stripes>]\n"
222 " [[!] --stripe-index|-i <index,...>]\n"
223 " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t <filetype>]\n"
224 " [[!] --gid|-g|--group|-G <gid>|<gname>]\n"
225 " [[!] --uid|-u|--user|-U <uid>|<uname>] [[!] --pool <pool>]\n"
226 " [[!] --layout|-L released,raid0]\n"
227 "\t !: used before an option indicates 'NOT' requested attribute\n"
228 "\t -: used before a value indicates 'AT MOST' requested value\n"
229 "\t +: used before a value indicates 'AT LEAST' requested value\n"},
230 {"check", lfs_check, 0,
231 "Display the status of MDS or OSTs (as specified in the command)\n"
232 "or all the servers (MDS and OSTs).\n"
233 "usage: check <osts|mds|servers>"},
234 {"join", lfs_join, 0,
235 "join two lustre files into one.\n"
236 "obsolete, HEAD does not support it anymore.\n"},
237 {"osts", lfs_osts, 0, "list OSTs connected to client "
238 "[for specified path only]\n" "usage: osts [path]"},
239 {"mdts", lfs_mdts, 0, "list MDTs connected to client "
240 "[for specified path only]\n" "usage: mdts [path]"},
242 "report filesystem disk space usage or inodes usage"
243 "of each MDS and all OSDs or a batch belonging to a specific pool .\n"
244 "Usage: df [-i] [-h] [--lazy|-l] [--pool|-p <fsname>[.<pool>] [path]"},
245 {"getname", lfs_getname, 0, "list instances and specified mount points "
246 "[for specified path only]\n"
247 "Usage: getname [-h]|[path ...] "},
248 #ifdef HAVE_SYS_QUOTA_H
249 {"quotacheck", lfs_quotacheck, 0,
250 "Scan the specified filesystem for disk usage, and create,\n"
251 "or update quota files. Deprecated as of 2.4.0.\n"
252 "usage: quotacheck [ -ug ] <filesystem>"},
253 {"quotaon", lfs_quotaon, 0, "Turn filesystem"
254 " quotas on. Deprecated as of 2.4.0.\n"
255 "usage: quotaon [ -ugf ] <filesystem>"},
256 {"quotaoff", lfs_quotaoff, 0, "Turn filesystem"
257 " quotas off. Deprecated as of 2.4.0.\n"
258 "usage: quotaoff [ -ug ] <filesystem>"},
259 {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
260 "usage: setquota <-u|-g> <uname>|<uid>|<gname>|<gid>\n"
261 " -b <block-softlimit> -B <block-hardlimit>\n"
262 " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
263 " setquota <-u|--user|-g|--group> <uname>|<uid>|<gname>|<gid>\n"
264 " [--block-softlimit <block-softlimit>]\n"
265 " [--block-hardlimit <block-hardlimit>]\n"
266 " [--inode-softlimit <inode-softlimit>]\n"
267 " [--inode-hardlimit <inode-hardlimit>] <filesystem>\n"
268 " setquota [-t] <-u|--user|-g|--group>\n"
269 " [--block-grace <block-grace>]\n"
270 " [--inode-grace <inode-grace>] <filesystem>\n"
271 " -b can be used instead of --block-softlimit/--block-grace\n"
272 " -B can be used instead of --block-hardlimit\n"
273 " -i can be used instead of --inode-softlimit/--inode-grace\n"
274 " -I can be used instead of --inode-hardlimit\n\n"
275 "Note: The total quota space will be split into many qunits and\n"
276 " balanced over all server targets, the minimal qunit size is\n"
277 " 1M bytes for block space and 1K inodes for inode space.\n\n"
278 " Quota space rebalancing process will stop when this mininum\n"
279 " value is reached. As a result, quota exceeded can be returned\n"
280 " while many targets still have 1MB or 1K inodes of spare\n"
282 {"quota", lfs_quota, 0, "Display disk usage and limits.\n"
283 "usage: quota [-q] [-v] [-h] [-o <obd_uuid>|-i <mdt_idx>|-I "
285 " [<-u|-g> <uname>|<uid>|<gname>|<gid>] <filesystem>\n"
286 " quota [-o <obd_uuid>|-i <mdt_idx>|-I <ost_idx>] -t <-u|-g> <filesystem>"},
288 {"flushctx", lfs_flushctx, 0, "Flush security context for current user.\n"
289 "usage: flushctx [-k] [mountpoint...]"},
290 {"lsetfacl", lfs_lsetfacl, 0,
291 "Remote user setfacl for user/group on the same remote client.\n"
292 "usage: lsetfacl [-bkndRLPvh] [{-m|-x} acl_spec] [{-M|-X} acl_file] file ..."},
293 {"lgetfacl", lfs_lgetfacl, 0,
294 "Remote user getfacl for user/group on the same remote client.\n"
295 "usage: lgetfacl [-dRLPvh] file ..."},
296 {"rsetfacl", lfs_rsetfacl, 0,
297 "Remote user setfacl for user/group on other clients.\n"
298 "usage: rsetfacl [-bkndRLPvh] [{-m|-x} acl_spec] [{-M|-X} acl_file] file ..."},
299 {"rgetfacl", lfs_rgetfacl, 0,
300 "Remote user getfacl for user/group on other clients.\n"
301 "usage: rgetfacl [-dRLPvh] file ..."},
303 "Remote user copy files and directories.\n"
304 "usage: cp [OPTION]... [-T] SOURCE DEST\n\tcp [OPTION]... SOURCE... DIRECTORY\n\tcp [OPTION]... -t DIRECTORY SOURCE..."},
306 "Remote user list directory contents.\n"
307 "usage: ls [OPTION]... [FILE]..."},
308 {"changelog", lfs_changelog, 0,
309 "Show the metadata changes on an MDT."
310 "\nusage: changelog <mdtname> [startrec [endrec]]"},
311 {"changelog_clear", lfs_changelog_clear, 0,
312 "Indicate that old changelog records up to <endrec> are no longer of "
313 "interest to consumer <id>, allowing the system to free up space.\n"
314 "An <endrec> of 0 means all records.\n"
315 "usage: changelog_clear <mdtname> <id> <endrec>"},
316 {"fid2path", lfs_fid2path, 0,
317 "Resolve the full path(s) for given FID(s). For a specific hardlink "
318 "specify link number <linkno>.\n"
319 /* "For a historical link name, specify changelog record <recno>.\n" */
320 "usage: fid2path [--link <linkno>] <fsname|rootpath> <fid> ..."
321 /* [ --rec <recno> ] */ },
322 {"path2fid", lfs_path2fid, 0, "Display the fid(s) for a given path(s).\n"
323 "usage: path2fid [--parents] <path> ..."},
324 {"data_version", lfs_data_version, 0, "Display file data version for "
325 "a given path.\n" "usage: data_version -[n|r|w] <path>"},
326 {"hsm_state", lfs_hsm_state, 0, "Display the HSM information (states, "
327 "undergoing actions) for given files.\n usage: hsm_state <file> ..."},
328 {"hsm_set", lfs_hsm_set, 0, "Set HSM user flag on specified files.\n"
329 "usage: hsm_set [--norelease] [--noarchive] [--dirty] [--exists] "
330 "[--archived] [--lost] <file> ..."},
331 {"hsm_clear", lfs_hsm_clear, 0, "Clear HSM user flag on specified "
333 "usage: hsm_clear [--norelease] [--noarchive] [--dirty] [--exists] "
334 "[--archived] [--lost] <file> ..."},
335 {"hsm_action", lfs_hsm_action, 0, "Display current HSM request for "
336 "given files.\n" "usage: hsm_action <file> ..."},
337 {"hsm_archive", lfs_hsm_archive, 0,
338 "Archive file to external storage.\n"
339 "usage: hsm_archive [--filelist FILELIST] [--data DATA] [--archive NUM] "
341 {"hsm_restore", lfs_hsm_restore, 0,
342 "Restore file from external storage.\n"
343 "usage: hsm_restore [--filelist FILELIST] [--data DATA] <file> ..."},
344 {"hsm_release", lfs_hsm_release, 0,
345 "Release files from Lustre.\n"
346 "usage: hsm_release [--filelist FILELIST] [--data DATA] <file> ..."},
347 {"hsm_remove", lfs_hsm_remove, 0,
348 "Remove file copy from external storage.\n"
349 "usage: hsm_remove [--filelist FILELIST] [--data DATA] <file> ..."},
350 {"hsm_cancel", lfs_hsm_cancel, 0,
351 "Cancel requests related to specified files.\n"
352 "usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
353 {"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
354 "usage: swap_layouts <path1> <path2>"},
355 {"migrate", lfs_setstripe, 0, "migrate file from one OST layout to "
356 "another (may be not safe with concurrent writes).\n"
359 "To move directories between MDTs.\n"
360 "usage: mv <directory|filename> [--mdt-index|-M] <mdt_index> "
362 {"help", Parser_help, 0, "help"},
363 {"exit", Parser_quit, 0, "quit"},
364 {"quit", Parser_quit, 0, "quit"},
365 {"--version", Parser_version, 0,
366 "output build version of the utility and exit"},
370 #define MIGRATION_BLOCKS 1
372 static int lfs_migrate(char *name, __u64 migration_flags,
373 struct llapi_stripe_param *param)
376 char volatile_file[PATH_MAX +
377 LUSTRE_VOLATILE_HDR_LEN + 4];
378 char parent[PATH_MAX];
382 struct lov_user_md *lum = NULL;
387 __u64 rpos, wpos, bufoff;
392 /* find the right size for the IO and allocate the buffer */
393 lumsz = lov_user_md_size(LOV_MAX_STRIPE_COUNT, LOV_USER_MAGIC_V3);
400 rc = llapi_file_get_stripe(name, lum);
401 /* failure can happen for many reasons and some may be not real errors
403 * in case of a real error, a later call will fail with better
404 * error management */
408 bufsz = lum->lmm_stripe_size;
409 rc = posix_memalign(&buf, getpagesize(), bufsz);
415 /* search for file directory pathname */
416 if (strlen(name) > sizeof(parent)-1) {
420 strncpy(parent, name, sizeof(parent));
421 ptr = strrchr(parent, '/');
423 if (getcwd(parent, sizeof(parent)) == NULL) {
433 rc = snprintf(volatile_file, sizeof(volatile_file), "%s/%s::", parent,
434 LUSTRE_VOLATILE_HDR);
435 if (rc >= sizeof(volatile_file)) {
440 /* create, open a volatile file, use caching (ie no directio) */
441 /* exclusive create is not needed because volatile files cannot
442 * conflict on name by construction */
443 fdv = llapi_file_open_param(volatile_file, O_CREAT | O_WRONLY, 0644,
447 fprintf(stderr, "cannot create volatile file in %s (%s)\n",
448 parent, strerror(-rc));
452 /* open file, direct io */
453 /* even if the file is only read, WR mode is nedeed to allow
454 * layout swap on fd */
455 fd = open(name, O_RDWR | O_DIRECT);
458 fprintf(stderr, "cannot open %s (%s)\n", name, strerror(-rc));
463 /* Not-owner (root?) special case.
464 * Need to set owner/group of volatile file like original.
465 * This will allow to pass related check during layout_swap.
470 fprintf(stderr, "cannot stat %s (%s)\n", name,
474 rc = fstat(fdv, &stv);
477 fprintf(stderr, "cannot stat %s (%s)\n", volatile_file,
481 if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
482 rc = fchown(fdv, st.st_uid, st.st_gid);
485 fprintf(stderr, "cannot chown %s (%s)\n", name,
491 /* get file data version */
492 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
494 fprintf(stderr, "cannot get dataversion on %s (%s)\n",
495 name, strerror(-rc));
502 if (migration_flags & MIGRATION_BLOCKS) {
503 /* take group lock to limit concurrent access
504 * this will be no more needed when exclusive access will
505 * be implemented (see LU-2919) */
506 /* group lock is taken after data version read because it
507 * blocks data version call */
508 rc = llapi_group_lock(fd, gid);
510 fprintf(stderr, "cannot get group lock on %s (%s)\n",
511 name, strerror(-rc));
523 /* read new data only if we have written all
524 * previously read data */
526 rsize = read(fd, buf, bufsz);
529 fprintf(stderr, "read failed on %s"
540 wsize = write(fdv, buf + bufoff, rpos - wpos);
543 fprintf(stderr, "write failed on volatile"
544 " for %s (%s)\n", name, strerror(-rc));
554 if (migration_flags & MIGRATION_BLOCKS) {
555 /* give back group lock */
556 rc = llapi_group_unlock(fd, gid);
558 fprintf(stderr, "cannot put group lock on %s (%s)\n",
559 name, strerror(-rc));
564 * for a migration we need to:
565 * - check data version on file did not change
569 rc = llapi_fswap_layouts(fd, fdv, dv1, 0,
570 SWAP_LAYOUTS_CHECK_DV1 |
571 SWAP_LAYOUTS_KEEP_MTIME |
572 SWAP_LAYOUTS_KEEP_ATIME);
574 fprintf(stderr, "%s: dataversion changed during copy, "
575 "migration aborted\n", name);
579 fprintf(stderr, "%s: swap layout to new file failed: %s\n",
580 name, strerror(-rc));
583 /* give back group lock */
584 if ((migration_flags & MIGRATION_BLOCKS) && have_gl) {
587 /* we keep the original error in rc */
588 rc2 = llapi_group_unlock(fd, gid);
590 fprintf(stderr, "cannot put group lock on %s (%s)\n",
591 name, strerror(-rc2));
605 * Parse a string containing an OST index list into an array of integers.
607 * The input string contains a comma delimited list of individual
608 * indices and ranges, for example "1,2-4,7". Add the indices into the
609 * \a osts array and remove duplicates.
611 * \param[out] osts array to store indices in
612 * \param[in] size size of \a osts array
613 * \param[in] offset starting index in \a osts
614 * \param[in] arg string containing OST index list
616 * \retval positive number of indices in \a osts
617 * \retval -EINVAL unable to parse \a arg
619 static int parse_targets(__u32 *osts, int size, int offset, char *arg)
623 int slots = size - offset;
631 while (!end_of_loop) {
639 ptr = strchrnul(arg, ',');
641 end_of_loop = *ptr == '\0';
644 start_index = strtol(arg, &endptr, 0);
645 if (endptr == arg) /* no data at all */
647 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
652 end_index = start_index;
653 if (*endptr == '-') {
654 end_index = strtol(endptr + 1, &endptr, 0);
657 if (end_index < start_index)
661 for (i = start_index; i <= end_index && slots > 0; i++) {
664 /* remove duplicate */
665 for (j = 0; j < offset; j++) {
669 if (j == offset) { /* no duplicate */
674 if (slots == 0 && i < end_index)
682 if (!end_of_loop && ptr != NULL)
685 return rc < 0 ? rc : nr;
689 static int lfs_setstripe(int argc, char **argv)
691 struct llapi_stripe_param *param;
694 unsigned long long st_size;
695 int st_offset, st_count;
699 char *stripe_size_arg = NULL;
700 char *stripe_off_arg = NULL;
701 char *stripe_count_arg = NULL;
702 char *pool_name_arg = NULL;
703 unsigned long long size_units = 1;
704 bool migrate_mode = false;
705 __u64 migration_flags = 0;
706 __u32 osts[LOV_MAX_STRIPE_COUNT] = { 0 };
709 struct option long_opts[] = {
710 /* valid only in migrate mode */
711 {"block", no_argument, 0, 'b'},
712 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
713 /* This formerly implied "stripe-count", but was explicitly
714 * made "stripe-count" for consistency with other options,
715 * and to separate it from "mdt-count" when DNE arrives. */
716 {"count", required_argument, 0, 'c'},
718 {"stripe-count", required_argument, 0, 'c'},
719 {"stripe_count", required_argument, 0, 'c'},
720 {"delete", no_argument, 0, 'd'},
721 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
722 /* This formerly implied "stripe-index", but was explicitly
723 * made "stripe-index" for consistency with other options,
724 * and to separate it from "mdt-index" when DNE arrives. */
725 {"index", required_argument, 0, 'i'},
727 {"stripe-index", required_argument, 0, 'i'},
728 {"stripe_index", required_argument, 0, 'i'},
729 {"ost-list", required_argument, 0, 'o'},
730 {"ost_list", required_argument, 0, 'o'},
731 {"pool", required_argument, 0, 'p'},
732 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
733 /* This formerly implied "--stripe-size", but was confusing
734 * with "lfs find --size|-s", which means "file size", so use
735 * the consistent "--stripe-size|-S" for all commands. */
736 {"size", required_argument, 0, 's'},
738 {"stripe-size", required_argument, 0, 'S'},
739 {"stripe_size", required_argument, 0, 'S'},
747 if (strcmp(argv[0], "migrate") == 0)
750 while ((c = getopt_long(argc, argv, "bc:di:o:p:s:S:",
751 long_opts, NULL)) >= 0) {
758 fprintf(stderr, "--block is valid only for"
762 migration_flags |= MIGRATION_BLOCKS;
765 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
766 if (strcmp(argv[optind - 1], "--count") == 0)
767 fprintf(stderr, "warning: '--count' deprecated"
768 ", use '--stripe-count' instead\n");
770 stripe_count_arg = optarg;
773 /* delete the default striping pattern */
777 nr_osts = parse_targets(osts, ARRAY_SIZE(osts), nr_osts,
781 "error: %s: bad OST indices '%s'\n",
786 if (st_offset == -1) /* first in the command line */
790 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
791 if (strcmp(argv[optind - 1], "--index") == 0)
792 fprintf(stderr, "warning: '--index' deprecated"
793 ", use '--stripe-index' instead\n");
795 stripe_off_arg = optarg;
797 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
799 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
800 fprintf(stderr, "warning: '--size|-s' deprecated, "
801 "use '--stripe-size|-S' instead\n");
803 #endif /* LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0) */
805 stripe_size_arg = optarg;
808 pool_name_arg = optarg;
815 fname = argv[optind];
818 (stripe_size_arg != NULL || stripe_off_arg != NULL ||
819 stripe_count_arg != NULL || pool_name_arg != NULL)) {
820 fprintf(stderr, "error: %s: cannot specify -d with "
821 "-s, -c, -o, or -p options\n",
826 if (optind == argc) {
827 fprintf(stderr, "error: %s: missing filename|dirname\n",
832 if (pool_name_arg && strlen(pool_name_arg) > LOV_MAXPOOLNAME) {
834 "error: %s: pool name '%s' is too long (max is %d characters)\n",
835 argv[0], pool_name_arg, LOV_MAXPOOLNAME);
839 /* get the stripe size */
840 if (stripe_size_arg != NULL) {
841 result = llapi_parse_size(stripe_size_arg, &st_size,
844 fprintf(stderr, "error: %s: bad stripe size '%s'\n",
845 argv[0], stripe_size_arg);
849 /* get the stripe offset */
850 if (stripe_off_arg != NULL) {
851 st_offset = strtol(stripe_off_arg, &end, 0);
853 fprintf(stderr, "error: %s: bad stripe offset '%s'\n",
854 argv[0], stripe_off_arg);
858 /* get the stripe count */
859 if (stripe_count_arg != NULL) {
860 st_count = strtoul(stripe_count_arg, &end, 0);
862 fprintf(stderr, "error: %s: bad stripe count '%s'\n",
863 argv[0], stripe_count_arg);
868 /* initialize stripe parameters */
869 param = calloc(1, offsetof(typeof(*param), lsp_osts[nr_osts]));
871 fprintf(stderr, "error: %s: run out of memory\n", argv[0]);
875 param->lsp_stripe_size = st_size;
876 param->lsp_stripe_offset = st_offset;
877 param->lsp_stripe_count = st_count;
878 param->lsp_stripe_pattern = 0;
879 param->lsp_pool = pool_name_arg;
880 param->lsp_is_specific = false;
882 if (st_count > 0 && nr_osts != st_count) {
883 fprintf(stderr, "error: %s: stripe count '%d' doesn't "
884 "match the number of OSTs: %d\n",
885 argv[0], st_count, nr_osts);
889 param->lsp_is_specific = true;
890 param->lsp_stripe_count = nr_osts;
891 memcpy(param->lsp_osts, osts, sizeof(*osts) * nr_osts);
896 result = llapi_file_open_param(fname,
904 result = lfs_migrate(fname, migration_flags, param);
908 "error: %s: %s stripe file '%s' failed\n",
909 argv[0], migrate_mode ? "migrate" : "create",
913 fname = argv[++optind];
914 } while (fname != NULL);
920 static int lfs_poollist(int argc, char **argv)
925 return llapi_poollist(argv[1]);
928 static int set_time(time_t *time, time_t *set, char *str)
935 else if (str[0] == '-')
941 t = strtol(str, NULL, 0);
942 if (*time < t * 24 * 60 * 60) {
945 fprintf(stderr, "Wrong time '%s' is specified.\n", str);
949 *set = *time - t * 24 * 60 * 60;
956 static int name2id(unsigned int *id, char *name, int type)
959 struct passwd *entry;
961 if (!(entry = getpwnam(name))) {
971 if (!(entry = getgrnam(name))) {
983 static int id2name(char **name, unsigned int id, int type)
986 struct passwd *entry;
988 if (!(entry = getpwuid(id))) {
994 *name = entry->pw_name;
998 if (!(entry = getgrgid(id))) {
1004 *name = entry->gr_name;
1010 static int name2layout(__u32 *layout, char *name)
1015 for (ptr = name; ; ptr = NULL) {
1016 lyt = strtok(ptr, ",");
1019 if (strcmp(lyt, "released") == 0)
1020 *layout |= LOV_PATTERN_F_RELEASED;
1021 else if (strcmp(lyt, "raid0") == 0)
1022 *layout |= LOV_PATTERN_RAID0;
1029 #define FIND_POOL_OPT 3
1030 static int lfs_find(int argc, char **argv)
1035 struct find_param param = {
1039 struct option long_opts[] = {
1040 {"atime", required_argument, 0, 'A'},
1041 {"stripe-count", required_argument, 0, 'c'},
1042 {"stripe_count", required_argument, 0, 'c'},
1043 {"ctime", required_argument, 0, 'C'},
1044 {"maxdepth", required_argument, 0, 'D'},
1045 {"gid", required_argument, 0, 'g'},
1046 {"group", required_argument, 0, 'G'},
1047 {"stripe-index", required_argument, 0, 'i'},
1048 {"stripe_index", required_argument, 0, 'i'},
1049 {"layout", required_argument, 0, 'L'},
1050 {"mdt", required_argument, 0, 'm'},
1051 {"mtime", required_argument, 0, 'M'},
1052 {"name", required_argument, 0, 'n'},
1053 /* reserve {"or", no_argument, , 0, 'o'}, to match find(1) */
1054 {"obd", required_argument, 0, 'O'},
1055 {"ost", required_argument, 0, 'O'},
1056 /* no short option for pool, p/P already used */
1057 {"pool", required_argument, 0, FIND_POOL_OPT},
1058 {"print0", no_argument, 0, 'p'},
1059 {"print", no_argument, 0, 'P'},
1060 {"size", required_argument, 0, 's'},
1061 {"stripe-size", required_argument, 0, 'S'},
1062 {"stripe_size", required_argument, 0, 'S'},
1063 {"type", required_argument, 0, 't'},
1064 {"uid", required_argument, 0, 'u'},
1065 {"user", required_argument, 0, 'U'},
1078 /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
1079 while ((c = getopt_long_only(argc, argv,
1080 "-A:c:C:D:g:G:i:L:m:M:n:O:Ppqrs:S:t:u:U:v",
1081 long_opts, NULL)) >= 0) {
1086 /* '!' is part of option */
1087 /* when getopt_long_only() finds a string which is not
1088 * an option nor a known option argument it returns 1
1089 * in that case if we already have found pathstart and pathend
1090 * (i.e. we have the list of pathnames),
1091 * the only supported value is "!"
1093 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
1094 if (!isoption && pathend != -1) {
1095 fprintf(stderr, "err: %s: filename|dirname must either "
1096 "precede options or follow options\n",
1101 if (!isoption && pathstart == -1)
1102 pathstart = optind - 1;
1103 if (isoption && pathstart != -1 && pathend == -1)
1104 pathend = optind - 2;
1110 /* unknown; opt is "!" or path component,
1111 * checking done above.
1113 if (strcmp(optarg, "!") == 0)
1117 xtime = ¶m.fp_atime;
1118 xsign = ¶m.fp_asign;
1119 param.fp_exclude_atime = !!neg_opt;
1120 /* no break, this falls through to 'C' for ctime */
1123 xtime = ¶m.fp_ctime;
1124 xsign = ¶m.fp_csign;
1125 param.fp_exclude_ctime = !!neg_opt;
1127 /* no break, this falls through to 'M' for mtime */
1130 xtime = ¶m.fp_mtime;
1131 xsign = ¶m.fp_msign;
1132 param.fp_exclude_mtime = !!neg_opt;
1134 rc = set_time(&t, xtime, optarg);
1135 if (rc == INT_MAX) {
1143 if (optarg[0] == '+') {
1144 param.fp_stripe_count_sign = -1;
1146 } else if (optarg[0] == '-') {
1147 param.fp_stripe_count_sign = 1;
1151 param.fp_stripe_count = strtoul(optarg, &endptr, 0);
1152 if (*endptr != '\0') {
1153 fprintf(stderr,"error: bad stripe_count '%s'\n",
1158 param.fp_check_stripe_count = 1;
1159 param.fp_exclude_stripe_count = !!neg_opt;
1162 param.fp_max_depth = strtol(optarg, 0, 0);
1166 rc = name2id(¶m.fp_gid, optarg, GROUP);
1168 param.fp_gid = strtoul(optarg, &endptr, 10);
1169 if (*endptr != '\0') {
1170 fprintf(stderr, "Group/GID: %s cannot "
1171 "be found.\n", optarg);
1176 param.fp_exclude_gid = !!neg_opt;
1177 param.fp_check_gid = 1;
1180 ret = name2layout(¶m.fp_layout, optarg);
1183 param.fp_exclude_layout = !!neg_opt;
1184 param.fp_check_layout = 1;
1188 rc = name2id(¶m.fp_uid, optarg, USER);
1190 param.fp_uid = strtoul(optarg, &endptr, 10);
1191 if (*endptr != '\0') {
1192 fprintf(stderr, "User/UID: %s cannot "
1193 "be found.\n", optarg);
1198 param.fp_exclude_uid = !!neg_opt;
1199 param.fp_check_uid = 1;
1202 if (strlen(optarg) > LOV_MAXPOOLNAME) {
1204 "Pool name %s is too long"
1205 " (max is %d)\n", optarg,
1210 /* we do check for empty pool because empty pool
1211 * is used to find V1 lov attributes */
1212 strncpy(param.fp_poolname, optarg, LOV_MAXPOOLNAME);
1213 param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
1214 param.fp_exclude_pool = !!neg_opt;
1215 param.fp_check_pool = 1;
1218 param.fp_pattern = (char *)optarg;
1219 param.fp_exclude_pattern = !!neg_opt;
1224 char *buf, *token, *next, *p;
1228 buf = strdup(optarg);
1234 param.fp_exclude_obd = !!neg_opt;
1237 while (token && *token) {
1238 token = strchr(token, ',');
1245 param.fp_exclude_mdt = !!neg_opt;
1246 param.fp_num_alloc_mdts += len;
1247 tmp = realloc(param.fp_mdt_uuid,
1248 param.fp_num_alloc_mdts *
1249 sizeof(*param.fp_mdt_uuid));
1255 param.fp_mdt_uuid = tmp;
1257 param.fp_exclude_obd = !!neg_opt;
1258 param.fp_num_alloc_obds += len;
1259 tmp = realloc(param.fp_obd_uuid,
1260 param.fp_num_alloc_obds *
1261 sizeof(*param.fp_obd_uuid));
1267 param.fp_obd_uuid = tmp;
1269 for (token = buf; token && *token; token = next) {
1270 struct obd_uuid *puuid;
1273 ¶m.fp_mdt_uuid[param.fp_num_mdts++];
1276 ¶m.fp_obd_uuid[param.fp_num_obds++];
1278 p = strchr(token, ',');
1285 if (strlen(token) > sizeof(puuid->uuid) - 1) {
1290 strncpy(puuid->uuid, token,
1291 sizeof(puuid->uuid));
1299 param.fp_zero_end = 1;
1304 if (optarg[0] == '+') {
1305 param.fp_size_sign = -1;
1307 } else if (optarg[0] == '-') {
1308 param.fp_size_sign = 1;
1312 ret = llapi_parse_size(optarg, ¶m.fp_size,
1313 ¶m.fp_size_units, 0);
1315 fprintf(stderr, "error: bad file size '%s'\n",
1319 param.fp_check_size = 1;
1320 param.fp_exclude_size = !!neg_opt;
1323 if (optarg[0] == '+') {
1324 param.fp_stripe_size_sign = -1;
1326 } else if (optarg[0] == '-') {
1327 param.fp_stripe_size_sign = 1;
1331 ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
1332 ¶m.fp_stripe_size_units, 0);
1334 fprintf(stderr, "error: bad stripe_size '%s'\n",
1338 param.fp_check_stripe_size = 1;
1339 param.fp_exclude_stripe_size = !!neg_opt;
1342 param.fp_exclude_type = !!neg_opt;
1343 switch (optarg[0]) {
1345 param.fp_type = S_IFBLK;
1348 param.fp_type = S_IFCHR;
1351 param.fp_type = S_IFDIR;
1354 param.fp_type = S_IFREG;
1357 param.fp_type = S_IFLNK;
1360 param.fp_type = S_IFIFO;
1363 param.fp_type = S_IFSOCK;
1366 fprintf(stderr, "error: %s: bad type '%s'\n",
1378 if (pathstart == -1) {
1379 fprintf(stderr, "error: %s: no filename|pathname\n",
1383 } else if (pathend == -1) {
1389 rc = llapi_find(argv[pathstart], ¶m);
1390 if (rc != 0 && ret == 0)
1392 } while (++pathstart < pathend);
1395 fprintf(stderr, "error: %s failed for %s.\n",
1396 argv[0], argv[optind - 1]);
1398 if (param.fp_obd_uuid && param.fp_num_alloc_obds)
1399 free(param.fp_obd_uuid);
1401 if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
1402 free(param.fp_mdt_uuid);
1407 static int lfs_getstripe_internal(int argc, char **argv,
1408 struct find_param *param)
1410 struct option long_opts[] = {
1411 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
1412 /* This formerly implied "stripe-count", but was explicitly
1413 * made "stripe-count" for consistency with other options,
1414 * and to separate it from "mdt-count" when DNE arrives. */
1415 {"count", no_argument, 0, 'c'},
1417 {"stripe-count", no_argument, 0, 'c'},
1418 {"stripe_count", no_argument, 0, 'c'},
1419 {"directory", no_argument, 0, 'd'},
1420 {"default", no_argument, 0, 'D'},
1421 {"generation", no_argument, 0, 'g'},
1422 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
1423 /* This formerly implied "stripe-index", but was explicitly
1424 * made "stripe-index" for consistency with other options,
1425 * and to separate it from "mdt-index" when DNE arrives. */
1426 {"index", no_argument, 0, 'i'},
1428 {"stripe-index", no_argument, 0, 'i'},
1429 {"stripe_index", no_argument, 0, 'i'},
1430 {"layout", no_argument, 0, 'L'},
1431 {"mdt-index", no_argument, 0, 'M'},
1432 {"mdt_index", no_argument, 0, 'M'},
1433 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
1434 /* This formerly implied "stripe-index", but was confusing
1435 * with "file offset" (which will eventually be needed for
1436 * with different layouts by offset), so deprecate it. */
1437 {"offset", no_argument, 0, 'o'},
1439 {"obd", required_argument, 0, 'O'},
1440 {"ost", required_argument, 0, 'O'},
1441 {"pool", no_argument, 0, 'p'},
1442 {"quiet", no_argument, 0, 'q'},
1443 {"recursive", no_argument, 0, 'r'},
1444 {"raw", no_argument, 0, 'R'},
1445 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
1446 /* This formerly implied "--stripe-size", but was confusing
1447 * with "lfs find --size|-s", which means "file size", so use
1448 * the consistent "--stripe-size|-S" for all commands. */
1449 {"size", no_argument, 0, 's'},
1451 {"stripe-size", no_argument, 0, 'S'},
1452 {"stripe_size", no_argument, 0, 'S'},
1453 {"verbose", no_argument, 0, 'v'},
1458 param->fp_max_depth = 1;
1459 while ((c = getopt_long(argc, argv, "cdDghiLMoO:pqrRsSv",
1460 long_opts, NULL)) != -1) {
1463 if (param->fp_obd_uuid) {
1465 "error: %s: only one obduuid allowed",
1469 param->fp_obd_uuid = (struct obd_uuid *)optarg;
1475 param->fp_max_depth = 0;
1478 param->fp_get_default_lmv = 1;
1481 param->fp_recursive = 1;
1484 param->fp_verbose = VERBOSE_ALL | VERBOSE_DETAIL;
1487 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
1488 if (strcmp(argv[optind - 1], "--count") == 0)
1489 fprintf(stderr, "warning: '--count' deprecated,"
1490 " use '--stripe-count' instead\n");
1492 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
1493 param->fp_verbose |= VERBOSE_COUNT;
1494 param->fp_max_depth = 0;
1497 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
1499 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
1500 fprintf(stderr, "warning: '--size|-s' deprecated, "
1501 "use '--stripe-size|-S' instead\n");
1503 #endif /* LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0) */
1505 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
1506 param->fp_verbose |= VERBOSE_SIZE;
1507 param->fp_max_depth = 0;
1510 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
1512 fprintf(stderr, "warning: '--offset|-o' deprecated, "
1513 "use '--stripe-index|-i' instead\n");
1516 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
1517 if (strcmp(argv[optind - 1], "--index") == 0)
1518 fprintf(stderr, "warning: '--index' deprecated"
1519 ", use '--stripe-index' instead\n");
1521 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
1522 param->fp_verbose |= VERBOSE_OFFSET;
1523 param->fp_max_depth = 0;
1527 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
1528 param->fp_verbose |= VERBOSE_POOL;
1529 param->fp_max_depth = 0;
1533 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
1534 param->fp_verbose |= VERBOSE_GENERATION;
1535 param->fp_max_depth = 0;
1539 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
1540 param->fp_verbose |= VERBOSE_LAYOUT;
1541 param->fp_max_depth = 0;
1545 if (!(param->fp_verbose & VERBOSE_DETAIL))
1546 param->fp_max_depth = 0;
1547 param->fp_verbose |= VERBOSE_MDTINDEX;
1560 if (param->fp_recursive)
1561 param->fp_max_depth = -1;
1563 if (!param->fp_verbose)
1564 param->fp_verbose = VERBOSE_ALL;
1565 if (param->fp_quiet)
1566 param->fp_verbose = VERBOSE_OBJID;
1569 rc = llapi_getstripe(argv[optind], param);
1570 } while (++optind < argc && !rc);
1573 fprintf(stderr, "error: %s failed for %s.\n",
1574 argv[0], argv[optind - 1]);
1578 static int lfs_tgts(int argc, char **argv)
1580 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
1581 struct find_param param;
1582 int index = 0, rc=0;
1587 if (argc == 2 && !realpath(argv[1], path)) {
1589 fprintf(stderr, "error: invalid path '%s': %s\n",
1590 argv[1], strerror(-rc));
1594 while (!llapi_search_mounts(path, index++, mntdir, NULL)) {
1595 /* Check if we have a mount point */
1596 if (mntdir[0] == '\0')
1599 memset(¶m, 0, sizeof(param));
1600 if (!strcmp(argv[0], "mdts"))
1601 param.fp_get_lmv = 1;
1603 rc = llapi_ostlist(mntdir, ¶m);
1605 fprintf(stderr, "error: %s: failed on %s\n",
1608 if (path[0] != '\0')
1610 memset(mntdir, 0, PATH_MAX);
1616 static int lfs_getstripe(int argc, char **argv)
1618 struct find_param param = { 0 };
1619 return lfs_getstripe_internal(argc, argv, ¶m);
1623 static int lfs_getdirstripe(int argc, char **argv)
1625 struct find_param param = { 0 };
1627 param.fp_get_lmv = 1;
1628 return lfs_getstripe_internal(argc, argv, ¶m);
1632 static int lfs_setdirstripe(int argc, char **argv)
1636 unsigned int stripe_offset = -1;
1637 unsigned int stripe_count = 1;
1638 enum lmv_hash_type hash_type;
1641 char *stripe_offset_opt = NULL;
1642 char *stripe_count_opt = NULL;
1643 char *stripe_hash_opt = NULL;
1644 char *mode_opt = NULL;
1645 bool default_stripe = false;
1646 mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
1647 mode_t previous_mode = 0;
1648 bool delete = false;
1650 struct option long_opts[] = {
1651 {"count", required_argument, 0, 'c'},
1652 {"delete", no_argument, 0, 'd'},
1653 {"index", required_argument, 0, 'i'},
1654 {"mode", required_argument, 0, 'm'},
1655 {"hash-type", required_argument, 0, 't'},
1656 {"default_stripe", no_argument, 0, 'D'},
1660 while ((c = getopt_long(argc, argv, "c:dDi:m:t:", long_opts,
1667 stripe_count_opt = optarg;
1671 default_stripe = true;
1674 default_stripe = true;
1677 stripe_offset_opt = optarg;
1683 stripe_hash_opt = optarg;
1686 fprintf(stderr, "error: %s: option '%s' "
1688 argv[0], argv[optind - 1]);
1693 if (optind == argc) {
1694 fprintf(stderr, "error: %s: missing dirname\n",
1699 if (!delete && stripe_offset_opt == NULL && stripe_count_opt == NULL) {
1700 fprintf(stderr, "error: %s: missing stripe offset and count.\n",
1705 if (stripe_offset_opt != NULL) {
1706 /* get the stripe offset */
1707 stripe_offset = strtoul(stripe_offset_opt, &end, 0);
1709 fprintf(stderr, "error: %s: bad stripe offset '%s'\n",
1710 argv[0], stripe_offset_opt);
1716 if (stripe_offset_opt != NULL || stripe_count_opt != NULL) {
1717 fprintf(stderr, "error: %s: cannot specify -d with -s,"
1718 " or -i options.\n", argv[0]);
1726 if (mode_opt != NULL) {
1727 mode = strtoul(mode_opt, &end, 8);
1729 fprintf(stderr, "error: %s: bad mode '%s'\n",
1733 previous_mode = umask(0);
1736 if (stripe_hash_opt == NULL ||
1737 strcmp(stripe_hash_opt, LMV_HASH_NAME_FNV_1A_64) == 0) {
1738 hash_type = LMV_HASH_TYPE_FNV_1A_64;
1739 } else if (strcmp(stripe_hash_opt, LMV_HASH_NAME_ALL_CHARS) == 0) {
1740 hash_type = LMV_HASH_TYPE_ALL_CHARS;
1742 fprintf(stderr, "error: %s: bad stripe hash type '%s'\n",
1743 argv[0], stripe_hash_opt);
1747 /* get the stripe count */
1748 if (stripe_count_opt != NULL) {
1749 stripe_count = strtoul(stripe_count_opt, &end, 0);
1751 fprintf(stderr, "error: %s: bad stripe count '%s'\n",
1752 argv[0], stripe_count_opt);
1757 dname = argv[optind];
1759 if (default_stripe) {
1760 result = llapi_dir_set_default_lmv_stripe(dname,
1761 stripe_offset, stripe_count,
1764 result = llapi_dir_create_pool(dname, mode,
1766 stripe_count, hash_type,
1771 fprintf(stderr, "error: %s: create stripe dir '%s' "
1772 "failed\n", argv[0], dname);
1775 dname = argv[++optind];
1776 } while (dname != NULL);
1778 if (mode_opt != NULL)
1779 umask(previous_mode);
1785 static int lfs_rmentry(int argc, char **argv)
1792 fprintf(stderr, "error: %s: missing dirname\n",
1798 dname = argv[index];
1799 while (dname != NULL) {
1800 result = llapi_direntry_remove(dname);
1802 fprintf(stderr, "error: %s: remove dir entry '%s' "
1803 "failed\n", argv[0], dname);
1806 dname = argv[++index];
1811 static int lfs_mv(int argc, char **argv)
1813 struct find_param param = {
1820 struct option long_opts[] = {
1821 {"mdt-index", required_argument, 0, 'M'},
1822 {"verbose", no_argument, 0, 'v'},
1826 while ((c = getopt_long(argc, argv, "M:v", long_opts, NULL)) != -1) {
1829 param.fp_mdt_index = strtoul(optarg, &end, 0);
1831 fprintf(stderr, "%s: invalid MDT index'%s'\n",
1838 param.fp_verbose = VERBOSE_DETAIL;
1842 fprintf(stderr, "error: %s: unrecognized option '%s'\n",
1843 argv[0], argv[optind - 1]);
1848 if (param.fp_mdt_index == -1) {
1849 fprintf(stderr, "%s: MDT index must be specified\n", argv[0]);
1853 if (optind >= argc) {
1854 fprintf(stderr, "%s: missing operand path\n", argv[0]);
1858 param.fp_migrate = 1;
1859 rc = llapi_mv(argv[optind], ¶m);
1861 fprintf(stderr, "%s: cannot migrate '%s' to MDT%04x: %s\n",
1862 argv[0], argv[optind], param.fp_mdt_index,
1867 static int lfs_osts(int argc, char **argv)
1869 return lfs_tgts(argc, argv);
1872 static int lfs_mdts(int argc, char **argv)
1874 return lfs_tgts(argc, argv);
1877 #define COOK(value) \
1880 while (value > 1024) { \
1888 #define CDF "%11llu"
1889 #define HDF "%8.1f%c"
1893 static int showdf(char *mntdir, struct obd_statfs *stat,
1894 char *uuid, int ishow, int cooked,
1895 char *type, int index, int rc)
1897 long long avail, used, total;
1899 char *suffix = "KMGTPEZY";
1900 /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
1901 char tbuf[3 * sizeof(__u64)];
1902 char ubuf[3 * sizeof(__u64)];
1903 char abuf[3 * sizeof(__u64)];
1904 char rbuf[3 * sizeof(__u64)];
1912 avail = stat->os_ffree;
1913 used = stat->os_files - stat->os_ffree;
1914 total = stat->os_files;
1916 int shift = cooked ? 0 : 10;
1918 avail = (stat->os_bavail * stat->os_bsize) >> shift;
1919 used = ((stat->os_blocks - stat->os_bfree) *
1920 stat->os_bsize) >> shift;
1921 total = (stat->os_blocks * stat->os_bsize) >> shift;
1924 if ((used + avail) > 0)
1925 ratio = (double)used / (double)(used + avail);
1931 cook_val = (double)total;
1934 sprintf(tbuf, HDF, cook_val, suffix[i - 1]);
1936 sprintf(tbuf, CDF, total);
1938 cook_val = (double)used;
1941 sprintf(ubuf, HDF, cook_val, suffix[i - 1]);
1943 sprintf(ubuf, CDF, used);
1945 cook_val = (double)avail;
1948 sprintf(abuf, HDF, cook_val, suffix[i - 1]);
1950 sprintf(abuf, CDF, avail);
1952 sprintf(tbuf, CDF, total);
1953 sprintf(ubuf, CDF, used);
1954 sprintf(abuf, CDF, avail);
1957 sprintf(rbuf, RDF, (int)(ratio * 100 + 0.5));
1958 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
1959 uuid, tbuf, ubuf, abuf, rbuf, mntdir);
1961 printf("[%s:%d]\n", type, index);
1967 printf(UUF": inactive device\n", uuid);
1970 printf(UUF": %s\n", uuid, strerror(-rc));
1977 struct ll_stat_type {
1982 static int mntdf(char *mntdir, char *fsname, char *pool, int ishow,
1983 int cooked, int lazy)
1985 struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
1986 struct obd_uuid uuid_buf;
1987 char *poolname = NULL;
1988 struct ll_stat_type types[] = { { LL_STATFS_LMV, "MDT" },
1989 { LL_STATFS_LOV, "OST" },
1991 struct ll_stat_type *tp;
1992 __u64 ost_ffree = 0;
1998 poolname = strchr(pool, '.');
1999 if (poolname != NULL) {
2000 if (strncmp(fsname, pool, strlen(fsname))) {
2001 fprintf(stderr, "filesystem name incorrect\n");
2010 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
2011 "UUID", "Inodes", "IUsed", "IFree",
2012 "IUse%", "Mounted on");
2014 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
2015 "UUID", cooked ? "bytes" : "1K-blocks",
2016 "Used", "Available", "Use%", "Mounted on");
2018 for (tp = types; tp->st_name != NULL; tp++) {
2019 for (index = 0; ; index++) {
2020 memset(&stat_buf, 0, sizeof(struct obd_statfs));
2021 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
2022 type = lazy ? tp->st_op | LL_STATFS_NODELAY : tp->st_op;
2023 rc = llapi_obd_statfs(mntdir, type, index,
2024 &stat_buf, &uuid_buf);
2031 if (poolname && tp->st_op == LL_STATFS_LOV &&
2032 llapi_search_ost(fsname, poolname,
2033 obd_uuid2str(&uuid_buf)) != 1)
2036 /* the llapi_obd_statfs() call may have returned with
2037 * an error, but if it filled in uuid_buf we will at
2038 * lease use that to print out a message for that OBD.
2039 * If we didn't get anything in the uuid_buf, then fill
2040 * it in so that we can print an error message. */
2041 if (uuid_buf.uuid[0] == '\0')
2042 sprintf(uuid_buf.uuid, "%s%04x",
2043 tp->st_name, index);
2044 showdf(mntdir, &stat_buf, obd_uuid2str(&uuid_buf),
2045 ishow, cooked, tp->st_name, index, rc);
2048 if (tp->st_op == LL_STATFS_LMV) {
2049 sum.os_ffree += stat_buf.os_ffree;
2050 sum.os_files += stat_buf.os_files;
2051 } else /* if (tp->st_op == LL_STATFS_LOV) */ {
2052 sum.os_blocks += stat_buf.os_blocks *
2054 sum.os_bfree += stat_buf.os_bfree *
2056 sum.os_bavail += stat_buf.os_bavail *
2058 ost_ffree += stat_buf.os_ffree;
2060 } else if (rc == -EINVAL || rc == -EFAULT) {
2066 /* If we don't have as many objects free on the OST as inodes
2067 * on the MDS, we reduce the total number of inodes to
2068 * compensate, so that the "inodes in use" number is correct.
2069 * Matches ll_statfs_internal() so the results are consistent. */
2070 if (ost_ffree < sum.os_ffree) {
2071 sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
2072 sum.os_ffree = ost_ffree;
2075 showdf(mntdir, &sum, "filesystem summary:", ishow, cooked, NULL, 0, 0);
2080 static int lfs_df(int argc, char **argv)
2082 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
2083 int ishow = 0, cooked = 0;
2085 int c, rc = 0, index = 0;
2086 char fsname[PATH_MAX] = "", *pool_name = NULL;
2087 struct option long_opts[] = {
2088 {"pool", required_argument, 0, 'p'},
2089 {"lazy", 0, 0, 'l'},
2093 while ((c = getopt_long(argc, argv, "hilp:", long_opts, NULL)) != -1) {
2111 if (optind < argc && !realpath(argv[optind], path)) {
2113 fprintf(stderr, "error: invalid path '%s': %s\n",
2114 argv[optind], strerror(-rc));
2118 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
2119 /* Check if we have a mount point */
2120 if (mntdir[0] == '\0')
2123 rc = mntdf(mntdir, fsname, pool_name, ishow, cooked, lazy);
2124 if (rc || path[0] != '\0')
2126 fsname[0] = '\0'; /* avoid matching in next loop */
2127 mntdir[0] = '\0'; /* avoid matching in next loop */
2133 static int lfs_getname(int argc, char **argv)
2135 char mntdir[PATH_MAX] = "", path[PATH_MAX] = "", fsname[PATH_MAX] = "";
2136 int rc = 0, index = 0, c;
2137 char buf[sizeof(struct obd_uuid)];
2139 while ((c = getopt(argc, argv, "h")) != -1)
2142 if (optind == argc) { /* no paths specified, get all paths. */
2143 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
2144 rc = llapi_getname(mntdir, buf, sizeof(buf));
2147 "cannot get name for `%s': %s\n",
2148 mntdir, strerror(-rc));
2152 printf("%s %s\n", buf, mntdir);
2154 path[0] = fsname[0] = mntdir[0] = 0;
2156 } else { /* paths specified, only attempt to search these. */
2157 for (; optind < argc; optind++) {
2158 rc = llapi_getname(argv[optind], buf, sizeof(buf));
2161 "cannot get name for `%s': %s\n",
2162 argv[optind], strerror(-rc));
2166 printf("%s %s\n", buf, argv[optind]);
2172 static int lfs_check(int argc, char **argv)
2175 char mntdir[PATH_MAX] = {'\0'};
2184 obd_types[0] = obd_type1;
2185 obd_types[1] = obd_type2;
2187 if (strcmp(argv[1], "osts") == 0) {
2188 strcpy(obd_types[0], "osc");
2189 } else if (strcmp(argv[1], "mds") == 0) {
2190 strcpy(obd_types[0], "mdc");
2191 } else if (strcmp(argv[1], "servers") == 0) {
2193 strcpy(obd_types[0], "osc");
2194 strcpy(obd_types[1], "mdc");
2196 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
2201 rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
2202 if (rc < 0 || mntdir[0] == '\0') {
2203 fprintf(stderr, "No suitable Lustre mount found\n");
2207 rc = llapi_target_check(num_types, obd_types, mntdir);
2209 fprintf(stderr, "error: %s: %s status failed\n",
2216 static int lfs_join(int argc, char **argv)
2218 fprintf(stderr, "join two lustre files into one.\n"
2219 "obsolete, HEAD does not support it anymore.\n");
2223 #ifdef HAVE_SYS_QUOTA_H
2224 static int lfs_quotacheck(int argc, char **argv)
2226 int c, check_type = 0;
2228 struct if_quotacheck qchk;
2229 struct if_quotactl qctl;
2230 char *obd_type = (char *)qchk.obd_type;
2233 memset(&qchk, 0, sizeof(qchk));
2235 while ((c = getopt(argc, argv, "gu")) != -1) {
2244 fprintf(stderr, "error: %s: option '-%c' "
2245 "unrecognized\n", argv[0], c);
2252 else /* do quotacheck for both user & group quota by default */
2260 rc = llapi_quotacheck(mnt, check_type);
2261 if (rc == -EOPNOTSUPP) {
2262 fprintf(stderr, "error: quotacheck not supported by the quota "
2263 "master.\nPlease note that quotacheck is deprecated as "
2264 "of lustre 2.4.0 since space accounting is always "
2265 "enabled.\nFilesystems not formatted with 2.4 utils or "
2266 "beyond can be upgraded with tunefs.lustre --quota.\n");
2269 fprintf(stderr, "quotacheck failed: %s\n", strerror(-rc));
2273 rc = llapi_poll_quotacheck(mnt, &qchk);
2276 fprintf(stderr, "%s %s ", obd_type,
2277 obd_uuid2str(&qchk.obd_uuid));
2278 fprintf(stderr, "quota check failed: %s\n", strerror(-rc));
2282 memset(&qctl, 0, sizeof(qctl));
2283 qctl.qc_cmd = LUSTRE_Q_QUOTAON;
2284 qctl.qc_type = check_type;
2285 rc = llapi_quotactl(mnt, &qctl);
2286 if (rc && rc != -EALREADY) {
2288 fprintf(stderr, "%s %s ", (char *)qctl.obd_type,
2289 obd_uuid2str(&qctl.obd_uuid));
2290 fprintf(stderr, "%s turn on quota failed: %s\n",
2291 argv[0], strerror(-rc));
2298 static int lfs_quotaon(int argc, char **argv)
2302 struct if_quotactl qctl;
2303 char *obd_type = (char *)qctl.obd_type;
2306 memset(&qctl, 0, sizeof(qctl));
2307 qctl.qc_cmd = LUSTRE_Q_QUOTAON;
2309 while ((c = getopt(argc, argv, "fgu")) != -1) {
2312 qctl.qc_type |= 0x01;
2315 qctl.qc_type |= 0x02;
2318 qctl.qc_cmd = LUSTRE_Q_QUOTAOFF;
2321 fprintf(stderr, "error: %s: option '-%c' "
2322 "unrecognized\n", argv[0], c);
2329 else /* by default, enable quota for both user & group */
2330 qctl.qc_type = 0x02;
2337 rc = llapi_quotactl(mnt, &qctl);
2339 if (rc == -EOPNOTSUPP) {
2340 fprintf(stderr, "error: quotaon not supported by the "
2341 "quota master.\nPlease note that quotaon/off is"
2342 " deprecated as of lustre 2.4.0.\nQuota "
2343 "enforcement should now be enabled on the MGS "
2344 "via:\nmgs# lctl conf_param ${FSNAME}.quota."
2345 "<ost|mdt>=<u|g|ug>\n(ost for block quota, mdt "
2346 "for inode quota, u for user and g for group"
2348 } else if (rc == -EALREADY) {
2350 } else if (rc == -ENOENT) {
2351 fprintf(stderr, "error: cannot find quota database, "
2352 "make sure you have run quotacheck\n");
2355 fprintf(stderr, "%s %s ", obd_type,
2356 obd_uuid2str(&qctl.obd_uuid));
2357 fprintf(stderr, "%s failed: %s\n", argv[0],
2365 static int lfs_quotaoff(int argc, char **argv)
2369 struct if_quotactl qctl;
2370 char *obd_type = (char *)qctl.obd_type;
2373 memset(&qctl, 0, sizeof(qctl));
2374 qctl.qc_cmd = LUSTRE_Q_QUOTAOFF;
2376 while ((c = getopt(argc, argv, "gu")) != -1) {
2379 qctl.qc_type |= 0x01;
2382 qctl.qc_type |= 0x02;
2385 fprintf(stderr, "error: %s: option '-%c' "
2386 "unrecognized\n", argv[0], c);
2393 else /* by default, disable quota for both user & group */
2394 qctl.qc_type = 0x02;
2401 rc = llapi_quotactl(mnt, &qctl);
2403 if (rc == -EOPNOTSUPP) {
2404 fprintf(stderr, "error: quotaoff not supported by the "
2405 "quota master.\nPlease note that quotaon/off is"
2406 " deprecated as of lustre 2.4.0.\nQuota "
2407 "enforcement can be disabled on the MGS via:\n"
2408 "mgs# lctl conf_param ${FSNAME}.quota.<ost|mdt>"
2410 } else if (rc == -EALREADY) {
2414 fprintf(stderr, "%s %s ", obd_type,
2415 obd_uuid2str(&qctl.obd_uuid));
2416 fprintf(stderr, "quotaoff failed: %s\n",
2424 #define ARG2INT(nr, str, msg) \
2427 nr = strtol(str, &endp, 0); \
2429 fprintf(stderr, "error: bad %s: %s\n", msg, str); \
2434 #define ADD_OVERFLOW(a,b) ((a + b) < a) ? (a = ULONG_MAX) : (a = a + b)
2436 /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value
2437 * returns the value or ULONG_MAX on integer overflow or incorrect format
2439 * 1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w)
2440 * 2. specifiers may be encountered multiple times (2s3s is 5 seconds)
2441 * 3. empty integer value is interpreted as 0
2443 static unsigned long str2sec(const char* timestr)
2445 const char spec[] = "smhdw";
2446 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
2447 unsigned long val = 0;
2450 if (strpbrk(timestr, spec) == NULL) {
2451 /* no specifiers inside the time string,
2452 should treat it as an integer value */
2453 val = strtoul(timestr, &tail, 10);
2454 return *tail ? ULONG_MAX : val;
2457 /* format string is XXwXXdXXhXXmXXs */
2463 v = strtoul(timestr, &tail, 10);
2464 if (v == ULONG_MAX || *tail == '\0')
2465 /* value too large (ULONG_MAX or more)
2466 or missing specifier */
2469 ptr = strchr(spec, *tail);
2471 /* unknown specifier */
2476 /* check if product will overflow the type */
2477 if (!(v < ULONG_MAX / mult[ind]))
2480 ADD_OVERFLOW(val, mult[ind] * v);
2481 if (val == ULONG_MAX)
2493 #define ARG2ULL(nr, str, def_units) \
2495 unsigned long long limit, units = def_units; \
2498 rc = llapi_parse_size(str, &limit, &units, 1); \
2500 fprintf(stderr, "error: bad limit value %s\n", str); \
2506 static inline int has_times_option(int argc, char **argv)
2510 for (i = 1; i < argc; i++)
2511 if (!strcmp(argv[i], "-t"))
2517 int lfs_setquota_times(int argc, char **argv)
2520 struct if_quotactl qctl;
2521 char *mnt, *obd_type = (char *)qctl.obd_type;
2522 struct obd_dqblk *dqb = &qctl.qc_dqblk;
2523 struct obd_dqinfo *dqi = &qctl.qc_dqinfo;
2524 struct option long_opts[] = {
2525 {"block-grace", required_argument, 0, 'b'},
2526 {"group", no_argument, 0, 'g'},
2527 {"inode-grace", required_argument, 0, 'i'},
2528 {"times", no_argument, 0, 't'},
2529 {"user", no_argument, 0, 'u'},
2533 memset(&qctl, 0, sizeof(qctl));
2534 qctl.qc_cmd = LUSTRE_Q_SETINFO;
2535 qctl.qc_type = UGQUOTA;
2537 while ((c = getopt_long(argc, argv, "b:gi:tu", long_opts, NULL)) != -1) {
2541 if (qctl.qc_type != UGQUOTA) {
2542 fprintf(stderr, "error: -u and -g can't be used "
2543 "more than once\n");
2546 qctl.qc_type = (c == 'u') ? USRQUOTA : GRPQUOTA;
2549 if ((dqi->dqi_bgrace = str2sec(optarg)) == ULONG_MAX) {
2550 fprintf(stderr, "error: bad block-grace: %s\n",
2554 dqb->dqb_valid |= QIF_BTIME;
2557 if ((dqi->dqi_igrace = str2sec(optarg)) == ULONG_MAX) {
2558 fprintf(stderr, "error: bad inode-grace: %s\n",
2562 dqb->dqb_valid |= QIF_ITIME;
2564 case 't': /* Yes, of course! */
2566 default: /* getopt prints error message for us when opterr != 0 */
2571 if (qctl.qc_type == UGQUOTA) {
2572 fprintf(stderr, "error: neither -u nor -g specified\n");
2576 if (optind != argc - 1) {
2577 fprintf(stderr, "error: unexpected parameters encountered\n");
2582 rc = llapi_quotactl(mnt, &qctl);
2585 fprintf(stderr, "%s %s ", obd_type,
2586 obd_uuid2str(&qctl.obd_uuid));
2587 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
2594 #define BSLIMIT (1 << 0)
2595 #define BHLIMIT (1 << 1)
2596 #define ISLIMIT (1 << 2)
2597 #define IHLIMIT (1 << 3)
2599 int lfs_setquota(int argc, char **argv)
2602 struct if_quotactl qctl;
2603 char *mnt, *obd_type = (char *)qctl.obd_type;
2604 struct obd_dqblk *dqb = &qctl.qc_dqblk;
2605 struct option long_opts[] = {
2606 {"block-softlimit", required_argument, 0, 'b'},
2607 {"block-hardlimit", required_argument, 0, 'B'},
2608 {"group", required_argument, 0, 'g'},
2609 {"inode-softlimit", required_argument, 0, 'i'},
2610 {"inode-hardlimit", required_argument, 0, 'I'},
2611 {"user", required_argument, 0, 'u'},
2614 unsigned limit_mask = 0;
2617 if (has_times_option(argc, argv))
2618 return lfs_setquota_times(argc, argv);
2620 memset(&qctl, 0, sizeof(qctl));
2621 qctl.qc_cmd = LUSTRE_Q_SETQUOTA;
2622 qctl.qc_type = UGQUOTA; /* UGQUOTA makes no sense for setquota,
2623 * so it can be used as a marker that qc_type
2624 * isn't reinitialized from command line */
2626 while ((c = getopt_long(argc, argv, "b:B:g:i:I:u:", long_opts, NULL)) != -1) {
2630 if (qctl.qc_type != UGQUOTA) {
2631 fprintf(stderr, "error: -u and -g can't be used"
2632 " more than once\n");
2635 qctl.qc_type = (c == 'u') ? USRQUOTA : GRPQUOTA;
2636 rc = name2id(&qctl.qc_id, optarg,
2637 (qctl.qc_type == USRQUOTA) ? USER : GROUP);
2639 qctl.qc_id = strtoul(optarg, &endptr, 10);
2640 if (*endptr != '\0') {
2641 fprintf(stderr, "error: can't find id "
2642 "for name %s\n", optarg);
2648 ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
2649 dqb->dqb_bsoftlimit >>= 10;
2650 limit_mask |= BSLIMIT;
2651 if (dqb->dqb_bsoftlimit &&
2652 dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
2653 fprintf(stderr, "warning: block softlimit is "
2654 "smaller than the miminal qunit size, "
2655 "please see the help of setquota or "
2656 "Lustre manual for details.\n");
2659 ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
2660 dqb->dqb_bhardlimit >>= 10;
2661 limit_mask |= BHLIMIT;
2662 if (dqb->dqb_bhardlimit &&
2663 dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
2664 fprintf(stderr, "warning: block hardlimit is "
2665 "smaller than the miminal qunit size, "
2666 "please see the help of setquota or "
2667 "Lustre manual for details.\n");
2670 ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
2671 limit_mask |= ISLIMIT;
2672 if (dqb->dqb_isoftlimit &&
2673 dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
2674 fprintf(stderr, "warning: inode softlimit is "
2675 "smaller than the miminal qunit size, "
2676 "please see the help of setquota or "
2677 "Lustre manual for details.\n");
2680 ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
2681 limit_mask |= IHLIMIT;
2682 if (dqb->dqb_ihardlimit &&
2683 dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
2684 fprintf(stderr, "warning: inode hardlimit is "
2685 "smaller than the miminal qunit size, "
2686 "please see the help of setquota or "
2687 "Lustre manual for details.\n");
2689 default: /* getopt prints error message for us when opterr != 0 */
2694 if (qctl.qc_type == UGQUOTA) {
2695 fprintf(stderr, "error: neither -u nor -g was specified\n");
2699 if (limit_mask == 0) {
2700 fprintf(stderr, "error: at least one limit must be specified\n");
2704 if (optind != argc - 1) {
2705 fprintf(stderr, "error: unexpected parameters encountered\n");
2711 if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
2712 (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
2713 /* sigh, we can't just set blimits/ilimits */
2714 struct if_quotactl tmp_qctl = {.qc_cmd = LUSTRE_Q_GETQUOTA,
2715 .qc_type = qctl.qc_type,
2716 .qc_id = qctl.qc_id};
2718 rc = llapi_quotactl(mnt, &tmp_qctl);
2720 fprintf(stderr, "error: setquota failed while retrieving"
2721 " current quota settings (%s)\n",
2726 if (!(limit_mask & BHLIMIT))
2727 dqb->dqb_bhardlimit = tmp_qctl.qc_dqblk.dqb_bhardlimit;
2728 if (!(limit_mask & BSLIMIT))
2729 dqb->dqb_bsoftlimit = tmp_qctl.qc_dqblk.dqb_bsoftlimit;
2730 if (!(limit_mask & IHLIMIT))
2731 dqb->dqb_ihardlimit = tmp_qctl.qc_dqblk.dqb_ihardlimit;
2732 if (!(limit_mask & ISLIMIT))
2733 dqb->dqb_isoftlimit = tmp_qctl.qc_dqblk.dqb_isoftlimit;
2735 /* Keep grace times if we have got no softlimit arguments */
2736 if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) {
2737 dqb->dqb_valid |= QIF_BTIME;
2738 dqb->dqb_btime = tmp_qctl.qc_dqblk.dqb_btime;
2741 if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
2742 dqb->dqb_valid |= QIF_ITIME;
2743 dqb->dqb_itime = tmp_qctl.qc_dqblk.dqb_itime;
2747 dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
2748 dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
2750 rc = llapi_quotactl(mnt, &qctl);
2753 fprintf(stderr, "%s %s ", obd_type,
2754 obd_uuid2str(&qctl.obd_uuid));
2755 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
2762 static inline char *type2name(int check_type)
2764 if (check_type == USRQUOTA)
2766 else if (check_type == GRPQUOTA)
2772 /* Converts seconds value into format string
2773 * result is returned in buf
2775 * 1. result is in descenting order: 1w2d3h4m5s
2776 * 2. zero fields are not filled (except for p. 3): 5d1s
2777 * 3. zero seconds value is presented as "0s"
2779 static char * __sec2str(time_t seconds, char *buf)
2781 const char spec[] = "smhdw";
2782 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
2787 for (i = sizeof(mult) / sizeof(mult[0]) - 1 ; i >= 0; i--) {
2788 c = seconds / mult[i];
2790 if (c > 0 || (i == 0 && buf == tail))
2791 tail += snprintf(tail, 40-(tail-buf), "%lu%c", c, spec[i]);
2799 static void sec2str(time_t seconds, char *buf, int rc)
2806 tail = __sec2str(seconds, tail);
2808 if (rc && tail - buf < 39) {
2814 static void diff2str(time_t seconds, char *buf, time_t now)
2820 if (seconds <= now) {
2821 strcpy(buf, "none");
2824 __sec2str(seconds - now, buf);
2827 static void print_quota_title(char *name, struct if_quotactl *qctl,
2828 bool human_readable)
2830 printf("Disk quotas for %s %s (%cid %u):\n",
2831 type2name(qctl->qc_type), name,
2832 *type2name(qctl->qc_type), qctl->qc_id);
2833 printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
2834 "Filesystem", human_readable ? "used" : "kbytes",
2835 "quota", "limit", "grace",
2836 "files", "quota", "limit", "grace");
2839 static void kbytes2str(__u64 num, char *buf, bool h)
2842 sprintf(buf, LPU64, num);
2845 sprintf(buf, "%5.4gT", (double)num / (1 << 30));
2847 sprintf(buf, "%5.4gG", (double)num / (1 << 20));
2849 sprintf(buf, "%5.4gM", (double)num / (1 << 10));
2851 sprintf(buf, LPU64"%s", num, "k");
2855 static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
2862 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA) {
2863 int bover = 0, iover = 0;
2864 struct obd_dqblk *dqb = &qctl->qc_dqblk;
2869 if (dqb->dqb_bhardlimit &&
2870 lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
2872 } else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
2873 if (dqb->dqb_btime > now) {
2880 if (dqb->dqb_ihardlimit &&
2881 dqb->dqb_curinodes >= dqb->dqb_ihardlimit) {
2883 } else if (dqb->dqb_isoftlimit && dqb->dqb_itime) {
2884 if (dqb->dqb_itime > now) {
2892 if (strlen(mnt) > 15)
2893 printf("%s\n%15s", mnt, "");
2895 printf("%15s", mnt);
2898 diff2str(dqb->dqb_btime, timebuf, now);
2900 kbytes2str(lustre_stoqb(dqb->dqb_curspace), strbuf, h);
2901 if (rc == -EREMOTEIO)
2902 sprintf(numbuf[0], "%s*", strbuf);
2904 sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
2905 "%s" : "[%s]", strbuf);
2907 kbytes2str(dqb->dqb_bsoftlimit, strbuf, h);
2908 if (type == QC_GENERAL)
2909 sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
2910 "%s" : "[%s]", strbuf);
2912 sprintf(numbuf[1], "%s", "-");
2914 kbytes2str(dqb->dqb_bhardlimit, strbuf, h);
2915 sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
2916 "%s" : "[%s]", strbuf);
2918 printf(" %7s%c %6s %7s %7s",
2919 numbuf[0], bover ? '*' : ' ', numbuf[1],
2920 numbuf[2], bover > 1 ? timebuf : "-");
2923 diff2str(dqb->dqb_itime, timebuf, now);
2925 sprintf(numbuf[0], (dqb->dqb_valid & QIF_INODES) ?
2926 LPU64 : "["LPU64"]", dqb->dqb_curinodes);
2928 if (type == QC_GENERAL)
2929 sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
2930 LPU64 : "["LPU64"]", dqb->dqb_isoftlimit);
2932 sprintf(numbuf[1], "%s", "-");
2934 sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
2935 LPU64 : "["LPU64"]", dqb->dqb_ihardlimit);
2937 if (type != QC_OSTIDX)
2938 printf(" %7s%c %6s %7s %7s",
2939 numbuf[0], iover ? '*' : ' ', numbuf[1],
2940 numbuf[2], iover > 1 ? timebuf : "-");
2942 printf(" %7s %7s %7s %7s", "-", "-", "-", "-");
2945 } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO ||
2946 qctl->qc_cmd == Q_GETOINFO) {
2950 sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf, rc);
2951 sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf, rc);
2952 printf("Block grace time: %s; Inode grace time: %s\n",
2953 bgtimebuf, igtimebuf);
2957 static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
2958 bool h, __u64 *total)
2960 int rc = 0, rc1 = 0, count = 0;
2961 __u32 valid = qctl->qc_valid;
2963 rc = llapi_get_obd_count(mnt, &count, is_mdt);
2965 fprintf(stderr, "can not get %s count: %s\n",
2966 is_mdt ? "mdt": "ost", strerror(-rc));
2970 for (qctl->qc_idx = 0; qctl->qc_idx < count; qctl->qc_idx++) {
2971 qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX;
2972 rc = llapi_quotactl(mnt, qctl);
2974 /* It is remote client case. */
2975 if (-rc == EOPNOTSUPP) {
2982 fprintf(stderr, "quotactl %s%d failed.\n",
2983 is_mdt ? "mdt": "ost", qctl->qc_idx);
2987 print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
2988 qctl->qc_valid, 0, h);
2989 *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
2990 qctl->qc_dqblk.dqb_bhardlimit;
2993 qctl->qc_valid = valid;
2997 static int lfs_quota(int argc, char **argv)
3000 char *mnt, *name = NULL;
3001 struct if_quotactl qctl = { .qc_cmd = LUSTRE_Q_GETQUOTA,
3002 .qc_type = UGQUOTA };
3003 char *obd_type = (char *)qctl.obd_type;
3004 char *obd_uuid = (char *)qctl.obd_uuid.uuid;
3005 int rc, rc1 = 0, rc2 = 0, rc3 = 0,
3006 verbose = 0, pass = 0, quiet = 0, inacc;
3008 __u32 valid = QC_GENERAL, idx = 0;
3009 __u64 total_ialloc = 0, total_balloc = 0;
3010 bool human_readable = false;
3012 while ((c = getopt(argc, argv, "gi:I:o:qtuvh")) != -1) {
3015 if (qctl.qc_type != UGQUOTA) {
3016 fprintf(stderr, "error: use either -u or -g\n");
3019 qctl.qc_type = USRQUOTA;
3022 if (qctl.qc_type != UGQUOTA) {
3023 fprintf(stderr, "error: use either -u or -g\n");
3026 qctl.qc_type = GRPQUOTA;
3029 qctl.qc_cmd = LUSTRE_Q_GETINFO;
3032 valid = qctl.qc_valid = QC_UUID;
3033 strlcpy(obd_uuid, optarg, sizeof(qctl.obd_uuid));
3036 valid = qctl.qc_valid = QC_MDTIDX;
3037 idx = qctl.qc_idx = atoi(optarg);
3040 valid = qctl.qc_valid = QC_OSTIDX;
3041 idx = qctl.qc_idx = atoi(optarg);
3050 human_readable = true;
3053 fprintf(stderr, "error: %s: option '-%c' "
3054 "unrecognized\n", argv[0], c);
3059 /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
3060 if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && qctl.qc_type == UGQUOTA &&
3061 optind == argc - 1) {
3063 memset(&qctl, 0, sizeof(qctl)); /* spoiled by print_*_quota */
3064 qctl.qc_cmd = LUSTRE_Q_GETQUOTA;
3065 qctl.qc_valid = valid;
3068 qctl.qc_type = USRQUOTA;
3069 qctl.qc_id = geteuid();
3071 qctl.qc_type = GRPQUOTA;
3072 qctl.qc_id = getegid();
3074 rc = id2name(&name, qctl.qc_id,
3075 (qctl.qc_type == USRQUOTA) ? USER : GROUP);
3078 /* lfs quota -u username /path/to/lustre/mount */
3079 } else if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA) {
3080 /* options should be followed by u/g-name and mntpoint */
3081 if (optind + 2 != argc || qctl.qc_type == UGQUOTA) {
3082 fprintf(stderr, "error: missing quota argument(s)\n");
3086 name = argv[optind++];
3087 rc = name2id(&qctl.qc_id, name,
3088 (qctl.qc_type == USRQUOTA) ? USER : GROUP);
3090 qctl.qc_id = strtoul(name, &endptr, 10);
3091 if (*endptr != '\0') {
3092 fprintf(stderr, "error: can't find id for name "
3097 } else if (optind + 1 != argc || qctl.qc_type == UGQUOTA) {
3098 fprintf(stderr, "error: missing quota info argument(s)\n");
3104 rc1 = llapi_quotactl(mnt, &qctl);
3108 fprintf(stderr, "%s quotas are not enabled.\n",
3109 qctl.qc_type == USRQUOTA ? "user" : "group");
3112 fprintf(stderr, "Permission denied.\n");
3114 /* We already got a "No such file..." message. */
3117 fprintf(stderr, "Unexpected quotactl error: %s\n",
3122 if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && !quiet)
3123 print_quota_title(name, &qctl, human_readable);
3125 if (rc1 && *obd_type)
3126 fprintf(stderr, "%s %s ", obd_type, obd_uuid);
3128 if (qctl.qc_valid != QC_GENERAL)
3131 inacc = (qctl.qc_cmd == LUSTRE_Q_GETQUOTA) &&
3132 ((qctl.qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
3133 (QIF_LIMITS|QIF_USAGE));
3135 print_quota(mnt, &qctl, QC_GENERAL, rc1, human_readable);
3137 if (qctl.qc_valid == QC_GENERAL && qctl.qc_cmd != LUSTRE_Q_GETINFO &&
3141 rc2 = print_obd_quota(mnt, &qctl, 1, human_readable,
3143 rc3 = print_obd_quota(mnt, &qctl, 0, human_readable,
3145 kbytes2str(total_balloc, strbuf, human_readable);
3146 printf("Total allocated inode limit: "LPU64", total "
3147 "allocated block limit: %s\n", total_ialloc, strbuf);
3150 if (rc1 || rc2 || rc3 || inacc)
3151 printf("Some errors happened when getting quota info. "
3152 "Some devices may be not working or deactivated. "
3153 "The data in \"[]\" is inaccurate.\n");
3161 #endif /* HAVE_SYS_QUOTA_H! */
3163 static int flushctx_ioctl(char *mp)
3167 fd = open(mp, O_RDONLY);
3169 fprintf(stderr, "flushctx: error open %s: %s\n",
3170 mp, strerror(errno));
3174 rc = ioctl(fd, LL_IOC_FLUSHCTX);
3176 fprintf(stderr, "flushctx: error ioctl %s: %s\n",
3177 mp, strerror(errno));
3183 static int lfs_flushctx(int argc, char **argv)
3185 int kdestroy = 0, c;
3186 char mntdir[PATH_MAX] = {'\0'};
3190 while ((c = getopt(argc, argv, "k")) != -1) {
3196 fprintf(stderr, "error: %s: option '-%c' "
3197 "unrecognized\n", argv[0], c);
3203 if ((rc = system("kdestroy > /dev/null")) != 0) {
3204 rc = WEXITSTATUS(rc);
3205 fprintf(stderr, "error destroying tickets: %d, continuing\n", rc);
3209 if (optind >= argc) {
3210 /* flush for all mounted lustre fs. */
3211 while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
3212 /* Check if we have a mount point */
3213 if (mntdir[0] == '\0')
3216 if (flushctx_ioctl(mntdir))
3219 mntdir[0] = '\0'; /* avoid matching in next loop */
3222 /* flush fs as specified */
3223 while (optind < argc) {
3224 if (flushctx_ioctl(argv[optind++]))
3231 static int lfs_lsetfacl(int argc, char **argv)
3234 return(llapi_lsetfacl(argc, argv));
3237 static int lfs_lgetfacl(int argc, char **argv)
3240 return(llapi_lgetfacl(argc, argv));
3243 static int lfs_rsetfacl(int argc, char **argv)
3246 return(llapi_rsetfacl(argc, argv));
3249 static int lfs_rgetfacl(int argc, char **argv)
3252 return(llapi_rgetfacl(argc, argv));
3255 static int lfs_cp(int argc, char **argv)
3257 return(llapi_cp(argc, argv));
3260 static int lfs_ls(int argc, char **argv)
3262 return(llapi_ls(argc, argv));
3265 static int lfs_changelog(int argc, char **argv)
3267 void *changelog_priv;
3268 struct changelog_rec *rec;
3269 long long startrec = 0, endrec = 0;
3271 struct option long_opts[] = {
3272 {"follow", no_argument, 0, 'f'},
3275 char short_opts[] = "f";
3278 while ((rc = getopt_long(argc, argv, short_opts,
3279 long_opts, NULL)) != -1) {
3287 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
3288 argv[0], argv[optind - 1]);
3295 mdd = argv[optind++];
3297 startrec = strtoll(argv[optind++], NULL, 10);
3299 endrec = strtoll(argv[optind++], NULL, 10);
3301 rc = llapi_changelog_start(&changelog_priv,
3302 CHANGELOG_FLAG_BLOCK |
3303 CHANGELOG_FLAG_JOBID |
3304 (follow ? CHANGELOG_FLAG_FOLLOW : 0),
3307 fprintf(stderr, "Can't start changelog: %s\n",
3308 strerror(errno = -rc));
3312 while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
3316 if (endrec && rec->cr_index > endrec) {
3317 llapi_changelog_free(&rec);
3320 if (rec->cr_index < startrec) {
3321 llapi_changelog_free(&rec);
3325 secs = rec->cr_time >> 30;
3326 gmtime_r(&secs, &ts);
3327 printf(LPU64" %02d%-5s %02d:%02d:%02d.%06d %04d.%02d.%02d "
3328 "0x%x t="DFID, rec->cr_index, rec->cr_type,
3329 changelog_type2str(rec->cr_type),
3330 ts.tm_hour, ts.tm_min, ts.tm_sec,
3331 (int)(rec->cr_time & ((1<<30) - 1)),
3332 ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
3333 rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
3335 if (rec->cr_flags & CLF_JOBID) {
3336 struct changelog_ext_jobid *jid =
3337 changelog_rec_jobid(rec);
3339 if (jid->cr_jobid[0] != '\0')
3340 printf(" j=%s", jid->cr_jobid);
3343 if (rec->cr_namelen)
3344 printf(" p="DFID" %.*s", PFID(&rec->cr_pfid),
3345 rec->cr_namelen, changelog_rec_name(rec));
3347 if (rec->cr_flags & CLF_RENAME) {
3348 struct changelog_ext_rename *rnm =
3349 changelog_rec_rename(rec);
3351 if (!fid_is_zero(&rnm->cr_sfid))
3352 printf(" s="DFID" sp="DFID" %.*s",
3353 PFID(&rnm->cr_sfid),
3354 PFID(&rnm->cr_spfid),
3355 (int)changelog_rec_snamelen(rec),
3356 changelog_rec_sname(rec));
3360 llapi_changelog_free(&rec);
3363 llapi_changelog_fini(&changelog_priv);
3366 fprintf(stderr, "Changelog: %s\n", strerror(errno = -rc));
3368 return (rc == 1 ? 0 : rc);
3371 static int lfs_changelog_clear(int argc, char **argv)
3379 endrec = strtoll(argv[3], NULL, 10);
3381 rc = llapi_changelog_clear(argv[1], argv[2], endrec);
3383 fprintf(stderr, "%s error: %s\n", argv[0],
3384 strerror(errno = -rc));
3388 static int lfs_fid2path(int argc, char **argv)
3390 struct option long_opts[] = {
3391 {"cur", no_argument, 0, 'c'},
3392 {"link", required_argument, 0, 'l'},
3393 {"rec", required_argument, 0, 'r'},
3396 char short_opts[] = "cl:r:";
3397 char *device, *fid, *path;
3398 long long recno = -1;
3404 while ((rc = getopt_long(argc, argv, short_opts,
3405 long_opts, NULL)) != -1) {
3411 linkno = strtol(optarg, NULL, 10);
3414 recno = strtoll(optarg, NULL, 10);
3419 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
3420 argv[0], argv[optind - 1]);
3428 device = argv[optind++];
3429 path = calloc(1, PATH_MAX);
3431 fprintf(stderr, "error: Not enough memory\n");
3436 while (optind < argc) {
3437 fid = argv[optind++];
3439 lnktmp = (linkno >= 0) ? linkno : 0;
3441 int oldtmp = lnktmp;
3442 long long rectmp = recno;
3444 rc2 = llapi_fid2path(device, fid, path, PATH_MAX,
3447 fprintf(stderr, "%s: error on FID %s: %s\n",
3448 argv[0], fid, strerror(errno = -rc2));
3455 fprintf(stdout, "%lld ", rectmp);
3456 if (device[0] == '/') {
3457 fprintf(stdout, "%s", device);
3458 if (device[strlen(device) - 1] != '/')
3459 fprintf(stdout, "/");
3460 } else if (path[0] == '\0') {
3461 fprintf(stdout, "/");
3463 fprintf(stdout, "%s\n", path);
3466 /* specified linkno */
3468 if (oldtmp == lnktmp)
3478 static int lfs_path2fid(int argc, char **argv)
3480 struct option long_opts[] = {
3481 {"parents", no_argument, 0, 'p'},
3485 const char short_opts[] = "p";
3486 const char *sep = "";
3489 bool show_parents = false;
3491 while ((rc = getopt_long(argc, argv, short_opts,
3492 long_opts, NULL)) != -1) {
3495 show_parents = true;
3498 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
3499 argv[0], argv[optind - 1]);
3504 if (optind > argc - 1)
3506 else if (optind < argc - 1)
3510 for (path = argv + optind; *path != NULL; path++) {
3512 if (!show_parents) {
3513 err = llapi_path2fid(*path, &fid);
3515 printf("%s%s"DFID"\n",
3516 *sep != '\0' ? *path : "", sep,
3519 char name[NAME_MAX + 1];
3520 unsigned int linkno = 0;
3522 while ((err = llapi_path2parent(*path, linkno, &fid,
3523 name, sizeof(name))) == 0) {
3524 if (*sep != '\0' && linkno == 0)
3525 printf("%s%s", *path, sep);
3527 printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
3532 /* err == -ENODATA is end-of-loop */
3533 if (linkno > 0 && err == -ENODATA) {
3540 fprintf(stderr, "%s: can't get %sfid for %s: %s\n",
3541 argv[0], show_parents ? "parent " : "", *path,
3553 static int lfs_data_version(int argc, char **argv)
3560 int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
3565 while ((c = getopt(argc, argv, "nrw")) != -1) {
3568 data_version_flags = 0;
3571 data_version_flags |= LL_DV_RD_FLUSH;
3574 data_version_flags |= LL_DV_WR_FLUSH;
3583 path = argv[optind];
3584 fd = open(path, O_RDONLY);
3586 err(errno, "cannot open file %s", path);
3588 rc = llapi_get_data_version(fd, &data_version, data_version_flags);
3590 err(errno, "cannot get version for %s", path);
3592 printf(LPU64 "\n", data_version);
3598 static int lfs_hsm_state(int argc, char **argv)
3603 struct hsm_user_state hus;
3611 rc = llapi_hsm_state_get(path, &hus);
3613 fprintf(stderr, "can't get hsm state for %s: %s\n",
3614 path, strerror(errno = -rc));
3618 /* Display path name and status flags */
3619 printf("%s: (0x%08x)", path, hus.hus_states);
3621 if (hus.hus_states & HS_RELEASED)
3622 printf(" released");
3623 if (hus.hus_states & HS_EXISTS)
3625 if (hus.hus_states & HS_DIRTY)
3627 if (hus.hus_states & HS_ARCHIVED)
3628 printf(" archived");
3629 /* Display user-settable flags */
3630 if (hus.hus_states & HS_NORELEASE)
3631 printf(" never_release");
3632 if (hus.hus_states & HS_NOARCHIVE)
3633 printf(" never_archive");
3634 if (hus.hus_states & HS_LOST)
3635 printf(" lost_from_hsm");
3637 if (hus.hus_archive_id != 0)
3638 printf(", archive_id:%d", hus.hus_archive_id);
3641 } while (++i < argc);
3646 #define LFS_HSM_SET 0
3647 #define LFS_HSM_CLEAR 1
3650 * Generic function to set or clear HSM flags.
3651 * Used by hsm_set and hsm_clear.
3653 * @mode if LFS_HSM_SET, set the flags, if LFS_HSM_CLEAR, clear the flags.
3655 static int lfs_hsm_change_flags(int argc, char **argv, int mode)
3657 struct option long_opts[] = {
3658 {"lost", 0, 0, 'l'},
3659 {"norelease", 0, 0, 'r'},
3660 {"noarchive", 0, 0, 'a'},
3661 {"archived", 0, 0, 'A'},
3662 {"dirty", 0, 0, 'd'},
3663 {"exists", 0, 0, 'e'},
3666 char short_opts[] = "lraAde";
3674 while ((c = getopt_long(argc, argv, short_opts,
3675 long_opts, NULL)) != -1) {
3681 mask |= HS_NOARCHIVE;
3684 mask |= HS_ARCHIVED;
3687 mask |= HS_NORELEASE;
3698 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
3699 argv[0], argv[optind - 1]);
3704 /* User should have specified a flag */
3708 while (optind < argc) {
3710 path = argv[optind];
3712 /* If mode == 0, this means we apply the mask. */
3713 if (mode == LFS_HSM_SET)
3714 rc = llapi_hsm_state_set(path, mask, 0, 0);
3716 rc = llapi_hsm_state_set(path, 0, mask, 0);
3719 fprintf(stderr, "Can't change hsm flags for %s: %s\n",
3720 path, strerror(errno = -rc));
3729 static int lfs_hsm_action(int argc, char **argv)
3734 struct hsm_current_action hca;
3735 struct hsm_extent he;
3736 enum hsm_user_action hua;
3737 enum hsm_progress_states hps;
3745 rc = llapi_hsm_current_action(path, &hca);
3747 fprintf(stderr, "can't get hsm action for %s: %s\n",
3748 path, strerror(errno = -rc));
3751 he = hca.hca_location;
3752 hua = hca.hca_action;
3753 hps = hca.hca_state;
3755 printf("%s: %s", path, hsm_user_action2name(hua));
3757 /* Skip file without action */
3758 if (hca.hca_action == HUA_NONE) {
3763 printf(" %s ", hsm_progress_state2name(hps));
3765 if ((hps == HPS_RUNNING) &&
3766 (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
3767 printf("(%llu bytes moved)\n",
3768 (unsigned long long)he.length);
3769 else if ((he.offset + he.length) == LUSTRE_EOF)
3770 printf("(from %llu to EOF)\n",
3771 (unsigned long long)he.offset);
3773 printf("(from %llu to %llu)\n",
3774 (unsigned long long)he.offset,
3775 (unsigned long long)(he.offset + he.length));
3777 } while (++i < argc);
3782 static int lfs_hsm_set(int argc, char **argv)
3784 return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
3787 static int lfs_hsm_clear(int argc, char **argv)
3789 return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
3793 * Check file state and return its fid, to be used by lfs_hsm_request().
3795 * \param[in] file Path to file to check
3796 * \param[in,out] fid Pointer to allocated lu_fid struct.
3797 * \param[in,out] last_dev Pointer to last device id used.
3799 * \return 0 on success.
3801 static int lfs_hsm_prepare_file(char *file, struct lu_fid *fid,
3807 rc = lstat(file, &st);
3809 fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
3812 /* Checking for regular file as archiving as posix copytool
3813 * rejects archiving files other than regular files
3815 if (!S_ISREG(st.st_mode)) {
3816 fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
3819 /* A request should be ... */
3820 if (*last_dev != st.st_dev && *last_dev != 0) {
3821 fprintf(stderr, "All files should be "
3822 "on the same filesystem: %s\n", file);
3825 *last_dev = st.st_dev;
3827 rc = llapi_path2fid(file, fid);
3829 fprintf(stderr, "Cannot read FID of %s: %s\n",
3830 file, strerror(-rc));
3836 static int lfs_hsm_request(int argc, char **argv, int action)
3838 struct option long_opts[] = {
3839 {"filelist", 1, 0, 'l'},
3840 {"data", 1, 0, 'D'},
3841 {"archive", 1, 0, 'a'},
3845 char short_opts[] = "l:D:a:";
3846 struct hsm_user_request *hur, *oldhur;
3851 char *filelist = NULL;
3852 char fullpath[PATH_MAX];
3853 char *opaque = NULL;
3857 int nbfile_alloc = 0;
3858 char some_file[PATH_MAX+1] = "";
3864 while ((c = getopt_long(argc, argv, short_opts,
3865 long_opts, NULL)) != -1) {
3874 if (action != HUA_ARCHIVE) {
3876 "error: -a is supported only "
3877 "when archiving\n");
3880 archive_id = atoi(optarg);
3885 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
3886 argv[0], argv[optind - 1]);
3891 /* All remaining args are files, so we have at least nbfile */
3892 nbfile = argc - optind;
3894 if ((nbfile == 0) && (filelist == NULL))
3898 opaque_len = strlen(opaque);
3900 /* Alloc the request structure with enough place to store all files
3901 * from command line. */
3902 hur = llapi_hsm_user_request_alloc(nbfile, opaque_len);
3904 fprintf(stderr, "Cannot create the request: %s\n",
3908 nbfile_alloc = nbfile;
3910 hur->hur_request.hr_action = action;
3911 hur->hur_request.hr_archive_id = archive_id;
3912 hur->hur_request.hr_flags = 0;
3914 /* All remaining args are files, add them */
3916 if (strlen(argv[optind]) > sizeof(some_file)-1) {
3920 strncpy(some_file, argv[optind], sizeof(some_file));
3923 for (i = 0; i < nbfile; i++) {
3924 hur->hur_user_item[i].hui_extent.length = -1;
3925 rc = lfs_hsm_prepare_file(argv[optind + i],
3926 &hur->hur_user_item[i].hui_fid,
3928 hur->hur_request.hr_itemcount++;
3933 /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
3935 /* If a filelist was specified, read the filelist from it. */
3936 if (filelist != NULL) {
3937 fp = fopen(filelist, "r");
3939 fprintf(stderr, "Cannot read the file list %s: %s\n",
3940 filelist, strerror(errno));
3945 while ((rc = getline(&line, &len, fp)) != -1) {
3946 struct hsm_user_item *hui;
3948 /* If allocated buffer was too small, get something
3950 if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
3952 nbfile_alloc = nbfile_alloc * 2 + 1;
3954 hur = llapi_hsm_user_request_alloc(nbfile_alloc,
3957 fprintf(stderr, "hsm: cannot allocate "
3958 "the request: %s\n",
3965 size = hur_len(oldhur);
3967 fprintf(stderr, "hsm: cannot allocate "
3968 "%u files + %u bytes data\n",
3969 oldhur->hur_request.hr_itemcount,
3970 oldhur->hur_request.hr_data_len);
3977 memcpy(hur, oldhur, size);
3982 if (line[strlen(line) - 1] == '\n')
3983 line[strlen(line) - 1] = '\0';
3986 &hur->hur_user_item[hur->hur_request.hr_itemcount];
3987 hui->hui_extent.length = -1;
3988 rc = lfs_hsm_prepare_file(line, &hui->hui_fid,
3990 hur->hur_request.hr_itemcount++;
3996 if ((some_file[0] == '\0') &&
3997 (strlen(line) < sizeof(some_file)))
3998 strcpy(some_file, line);
4006 /* If a --data was used, add it to the request */
4007 hur->hur_request.hr_data_len = opaque_len;
4009 memcpy(hur_data(hur), opaque, opaque_len);
4011 /* Send the HSM request */
4012 if (realpath(some_file, fullpath) == NULL) {
4013 fprintf(stderr, "Could not find path '%s': %s\n",
4014 some_file, strerror(errno));
4016 rc = llapi_hsm_request(fullpath, hur);
4018 fprintf(stderr, "Cannot send HSM request (use of %s): %s\n",
4019 some_file, strerror(-rc));
4028 static int lfs_hsm_archive(int argc, char **argv)
4030 return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
4033 static int lfs_hsm_restore(int argc, char **argv)
4035 return lfs_hsm_request(argc, argv, HUA_RESTORE);
4038 static int lfs_hsm_release(int argc, char **argv)
4040 return lfs_hsm_request(argc, argv, HUA_RELEASE);
4043 static int lfs_hsm_remove(int argc, char **argv)
4045 return lfs_hsm_request(argc, argv, HUA_REMOVE);
4048 static int lfs_hsm_cancel(int argc, char **argv)
4050 return lfs_hsm_request(argc, argv, HUA_CANCEL);
4053 static int lfs_swap_layouts(int argc, char **argv)
4058 return llapi_swap_layouts(argv[1], argv[2], 0, 0,
4059 SWAP_LAYOUTS_KEEP_MTIME |
4060 SWAP_LAYOUTS_KEEP_ATIME);
4063 int main(int argc, char **argv)
4067 /* Ensure that liblustreapi constructor has run */
4068 if (!liblustreapi_initialized)
4069 fprintf(stderr, "liblustreapi was not properly initialized\n");
4073 Parser_init("lfs > ", cmdlist);
4076 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
4078 rc = Parser_commands();
4081 return rc < 0 ? -rc : rc;
4084 #ifdef _LUSTRE_IDL_H_
4085 /* Everything we need here should be included by lustreapi.h. */
4086 # error "lfs should not depend on lustre_idl.h"
4087 #endif /* _LUSTRE_IDL_H_ */