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, 2013, 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 #define SETSTRIPE_USAGE(_cmd, _tgt) \
119 "usage: "_cmd" [--stripe-count|-c <stripe_count>]\n"\
120 " [--stripe-index|-i <start_ost_idx>]\n"\
121 " [--stripe-size|-S <stripe_size>]\n"\
122 " [--pool|-p <pool_name>]\n"\
123 " [--block|-b] "_tgt"\n"\
124 " [--ost-list|-o <ost_indices>]\n"\
125 "\tstripe_size: Number of bytes on each OST (0 filesystem default)\n"\
126 "\t Can be specified with k, m or g (in KB, MB and GB\n"\
127 "\t respectively)\n"\
128 "\tstart_ost_idx: OST index of first stripe (-1 default)\n"\
129 "\tstripe_count: Number of OSTs to stripe over (0 default, -1 all)\n"\
130 "\tpool_name: Name of OST pool to use (default none)\n"\
131 "\tblock: Block file access during data migration\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-list, then the OSTs\n"\
138 "\t must be the members of the pool."
140 /* all avaialable commands */
141 command_t cmdlist[] = {
142 {"setstripe", lfs_setstripe, 0,
143 "Create a new file with a specific striping pattern or\n"
144 "set the default striping pattern on an existing directory or\n"
145 "delete the default striping pattern from an existing directory\n"
146 "usage: setstripe -d <directory> (to delete default striping)\n"\
148 SETSTRIPE_USAGE("setstripe", "<directory|filename>")},
149 {"getstripe", lfs_getstripe, 0,
150 "To list the striping info for a given file or files in a\n"
151 "directory or recursively for all files in a directory tree.\n"
152 "usage: getstripe [--ost|-O <uuid>] [--quiet | -q] [--verbose | -v]\n"
153 " [--stripe-count|-c] [--stripe-index|-i]\n"
154 " [--pool|-p] [--stripe-size|-S] [--directory|-d]\n"
155 " [--mdt-index|-M] [--recursive|-r] [--raw|-R]\n"
157 " <directory|filename> ..."},
158 {"setdirstripe", lfs_setdirstripe, 0,
159 "To create a striped directory on a specified MDT. This can only\n"
160 "be done on MDT0 with the right of administrator.\n"
161 "usage: setdirstripe <--count|-c stripe_count>\n"
162 " [--index|-i mdt_index] [--hash-type|-t hash_type]\n"
163 " [--default_stripe|-D ] [--mode|-m mode] <dir>\n"
164 "\tstripe_count: stripe count of the striped directory\n"
165 "\tmdt_index: MDT index of first stripe\n"
166 "\thash_type: hash type of the striped directory. Hash types:\n"
167 " fnv_1a_64 FNV-1a hash algorithm (default)\n"
168 " all_char sum of characters % MDT_COUNT (not recommended)\n"
169 "\tdefault_stripe: set default dirstripe of the directory\n"
170 "\tmode: the mode of the directory\n"},
171 {"getdirstripe", lfs_getdirstripe, 0,
172 "To list the striping info for a given directory\n"
173 "or recursively for all directories in a directory tree.\n"
174 "usage: getdirstripe [--obd|-O <uuid>] [--quiet|-q] [--verbose|-v]\n"
175 " [--count|-c ] [--index|-i ] [--raw|-R]\n"
176 " [--recursive | -r] [ --default_stripe | -D ] <dir> "},
177 {"mkdir", lfs_setdirstripe, 0,
178 "To create a striped directory on a specified MDT. This can only\n"
179 "be done on MDT0 with the right of administrator.\n"
180 "usage: mkdir <--count|-c stripe_count>\n"
181 " [--index|-i mdt_index] [--hash-type|-t hash_type]\n"
182 " [--default_stripe|-D ] [--mode|-m mode] <dir>\n"
183 "\tstripe_count: stripe count of the striped directory\n"
184 "\tmdt_index: MDT index of first stripe\n"
185 "\thash_type: hash type of the striped directory. Hash types:\n"
186 " fnv_1a_64 FNV-1a hash algorithm (default)\n"
187 " all_char sum of characters % MDT_COUNT (not recommended)\n"
188 "\tdefault_stripe: set default dirstripe of the directory\n"
189 "\tmode: the mode of the directory\n"},
190 {"rm_entry", lfs_rmentry, 0,
191 "To remove the name entry of the remote directory. Note: This\n"
192 "command will only delete the name entry, i.e. the remote directory\n"
193 "will become inaccessable after this command. This can only be done\n"
194 "by the administrator\n"
195 "usage: rm_entry <dir>\n"},
196 {"pool_list", lfs_poollist, 0,
197 "List pools or pool OSTs\n"
198 "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
199 {"find", lfs_find, 0,
200 "find files matching given attributes recursively in directory tree.\n"
201 "usage: find <directory|filename> ...\n"
202 " [[!] --atime|-A [+-]N] [[!] --ctime|-C [+-]N]\n"
203 " [[!] --mtime|-M [+-]N] [[!] --mdt|-m <uuid|index,...>]\n"
204 " [--maxdepth|-D N] [[!] --name|-n <pattern>]\n"
205 " [[!] --ost|-O <uuid|index,...>] [--print|-p] [--print0|-P]\n"
206 " [[!] --size|-s [+-]N[bkMGTPE]]\n"
207 " [[!] --stripe-count|-c [+-]<stripes>]\n"
208 " [[!] --stripe-index|-i <index,...>]\n"
209 " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t <filetype>]\n"
210 " [[!] --gid|-g|--group|-G <gid>|<gname>]\n"
211 " [[!] --uid|-u|--user|-U <uid>|<uname>] [[!] --pool <pool>]\n"
212 " [[!] --layout|-L released,raid0]\n"
213 "\t !: used before an option indicates 'NOT' requested attribute\n"
214 "\t -: used before a value indicates 'AT MOST' requested value\n"
215 "\t +: used before a value indicates 'AT LEAST' requested value\n"},
216 {"check", lfs_check, 0,
217 "Display the status of MDS or OSTs (as specified in the command)\n"
218 "or all the servers (MDS and OSTs).\n"
219 "usage: check <osts|mds|servers>"},
220 {"join", lfs_join, 0,
221 "join two lustre files into one.\n"
222 "obsolete, HEAD does not support it anymore.\n"},
223 {"osts", lfs_osts, 0, "list OSTs connected to client "
224 "[for specified path only]\n" "usage: osts [path]"},
225 {"mdts", lfs_mdts, 0, "list MDTs connected to client "
226 "[for specified path only]\n" "usage: mdts [path]"},
228 "report filesystem disk space usage or inodes usage"
229 "of each MDS and all OSDs or a batch belonging to a specific pool .\n"
230 "Usage: df [-i] [-h] [--lazy|-l] [--pool|-p <fsname>[.<pool>] [path]"},
231 {"getname", lfs_getname, 0, "list instances and specified mount points "
232 "[for specified path only]\n"
233 "Usage: getname [-h]|[path ...] "},
234 #ifdef HAVE_SYS_QUOTA_H
235 {"quotacheck", lfs_quotacheck, 0,
236 "Scan the specified filesystem for disk usage, and create,\n"
237 "or update quota files. Deprecated as of 2.4.0.\n"
238 "usage: quotacheck [ -ug ] <filesystem>"},
239 {"quotaon", lfs_quotaon, 0, "Turn filesystem"
240 " quotas on. Deprecated as of 2.4.0.\n"
241 "usage: quotaon [ -ugf ] <filesystem>"},
242 {"quotaoff", lfs_quotaoff, 0, "Turn filesystem"
243 " quotas off. Deprecated as of 2.4.0.\n"
244 "usage: quotaoff [ -ug ] <filesystem>"},
245 {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
246 "usage: setquota <-u|-g> <uname>|<uid>|<gname>|<gid>\n"
247 " -b <block-softlimit> -B <block-hardlimit>\n"
248 " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
249 " setquota <-u|--user|-g|--group> <uname>|<uid>|<gname>|<gid>\n"
250 " [--block-softlimit <block-softlimit>]\n"
251 " [--block-hardlimit <block-hardlimit>]\n"
252 " [--inode-softlimit <inode-softlimit>]\n"
253 " [--inode-hardlimit <inode-hardlimit>] <filesystem>\n"
254 " setquota [-t] <-u|--user|-g|--group>\n"
255 " [--block-grace <block-grace>]\n"
256 " [--inode-grace <inode-grace>] <filesystem>\n"
257 " -b can be used instead of --block-softlimit/--block-grace\n"
258 " -B can be used instead of --block-hardlimit\n"
259 " -i can be used instead of --inode-softlimit/--inode-grace\n"
260 " -I can be used instead of --inode-hardlimit\n\n"
261 "Note: The total quota space will be split into many qunits and\n"
262 " balanced over all server targets, the minimal qunit size is\n"
263 " 1M bytes for block space and 1K inodes for inode space.\n\n"
264 " Quota space rebalancing process will stop when this mininum\n"
265 " value is reached. As a result, quota exceeded can be returned\n"
266 " while many targets still have 1MB or 1K inodes of spare\n"
268 {"quota", lfs_quota, 0, "Display disk usage and limits.\n"
269 "usage: quota [-q] [-v] [-h] [-o <obd_uuid>|-i <mdt_idx>|-I "
271 " [<-u|-g> <uname>|<uid>|<gname>|<gid>] <filesystem>\n"
272 " quota [-o <obd_uuid>|-i <mdt_idx>|-I <ost_idx>] -t <-u|-g> <filesystem>"},
274 {"flushctx", lfs_flushctx, 0, "Flush security context for current user.\n"
275 "usage: flushctx [-k] [mountpoint...]"},
276 {"lsetfacl", lfs_lsetfacl, 0,
277 "Remote user setfacl for user/group on the same remote client.\n"
278 "usage: lsetfacl [-bkndRLPvh] [{-m|-x} acl_spec] [{-M|-X} acl_file] file ..."},
279 {"lgetfacl", lfs_lgetfacl, 0,
280 "Remote user getfacl for user/group on the same remote client.\n"
281 "usage: lgetfacl [-dRLPvh] file ..."},
282 {"rsetfacl", lfs_rsetfacl, 0,
283 "Remote user setfacl for user/group on other clients.\n"
284 "usage: rsetfacl [-bkndRLPvh] [{-m|-x} acl_spec] [{-M|-X} acl_file] file ..."},
285 {"rgetfacl", lfs_rgetfacl, 0,
286 "Remote user getfacl for user/group on other clients.\n"
287 "usage: rgetfacl [-dRLPvh] file ..."},
289 "Remote user copy files and directories.\n"
290 "usage: cp [OPTION]... [-T] SOURCE DEST\n\tcp [OPTION]... SOURCE... DIRECTORY\n\tcp [OPTION]... -t DIRECTORY SOURCE..."},
292 "Remote user list directory contents.\n"
293 "usage: ls [OPTION]... [FILE]..."},
294 {"changelog", lfs_changelog, 0,
295 "Show the metadata changes on an MDT."
296 "\nusage: changelog <mdtname> [startrec [endrec]]"},
297 {"changelog_clear", lfs_changelog_clear, 0,
298 "Indicate that old changelog records up to <endrec> are no longer of "
299 "interest to consumer <id>, allowing the system to free up space.\n"
300 "An <endrec> of 0 means all records.\n"
301 "usage: changelog_clear <mdtname> <id> <endrec>"},
302 {"fid2path", lfs_fid2path, 0,
303 "Resolve the full path(s) for given FID(s). For a specific hardlink "
304 "specify link number <linkno>.\n"
305 /* "For a historical link name, specify changelog record <recno>.\n" */
306 "usage: fid2path [--link <linkno>] <fsname|rootpath> <fid> ..."
307 /* [ --rec <recno> ] */ },
308 {"path2fid", lfs_path2fid, 0, "Display the fid(s) for a given path(s).\n"
309 "usage: path2fid [--parents] <path> ..."},
310 {"data_version", lfs_data_version, 0, "Display file data version for "
311 "a given path.\n" "usage: data_version -[n|r|w] <path>"},
312 {"hsm_state", lfs_hsm_state, 0, "Display the HSM information (states, "
313 "undergoing actions) for given files.\n usage: hsm_state <file> ..."},
314 {"hsm_set", lfs_hsm_set, 0, "Set HSM user flag on specified files.\n"
315 "usage: hsm_set [--norelease] [--noarchive] [--dirty] [--exists] "
316 "[--archived] [--lost] <file> ..."},
317 {"hsm_clear", lfs_hsm_clear, 0, "Clear HSM user flag on specified "
319 "usage: hsm_clear [--norelease] [--noarchive] [--dirty] [--exists] "
320 "[--archived] [--lost] <file> ..."},
321 {"hsm_action", lfs_hsm_action, 0, "Display current HSM request for "
322 "given files.\n" "usage: hsm_action <file> ..."},
323 {"hsm_archive", lfs_hsm_archive, 0,
324 "Archive file to external storage.\n"
325 "usage: hsm_archive [--filelist FILELIST] [--data DATA] [--archive NUM] "
327 {"hsm_restore", lfs_hsm_restore, 0,
328 "Restore file from external storage.\n"
329 "usage: hsm_restore [--filelist FILELIST] [--data DATA] <file> ..."},
330 {"hsm_release", lfs_hsm_release, 0,
331 "Release files from Lustre.\n"
332 "usage: hsm_release [--filelist FILELIST] [--data DATA] <file> ..."},
333 {"hsm_remove", lfs_hsm_remove, 0,
334 "Remove file copy from external storage.\n"
335 "usage: hsm_remove [--filelist FILELIST] [--data DATA] <file> ..."},
336 {"hsm_cancel", lfs_hsm_cancel, 0,
337 "Cancel requests related to specified files.\n"
338 "usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
339 {"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
340 "usage: swap_layouts <path1> <path2>"},
341 {"migrate", lfs_setstripe, 0, "migrate file from one OST layout to "
342 "another (may be not safe with concurent writes).\n"
343 SETSTRIPE_USAGE("migrate ", "<filename>")},
345 "To move directories between MDTs.\n"
346 "usage: mv <directory|filename> [--mdt-index|-M] <mdt_index> "
348 {"help", Parser_help, 0, "help"},
349 {"exit", Parser_quit, 0, "quit"},
350 {"quit", Parser_quit, 0, "quit"},
351 {"--version", Parser_version, 0,
352 "output build version of the utility and exit"},
356 /* Generate a random id for the grouplock */
357 static int random_group_id(int *gid)
361 size_t sz = sizeof(*gid);
363 fd = open("/dev/urandom", O_RDONLY);
366 fprintf(stderr, "cannot open /dev/urandom: %s\n",
372 rc = read(fd, gid, sz);
375 fprintf(stderr, "cannot read %zu bytes from /dev/urandom: %s\n",
380 /* gids must be non-zero */
391 #define MIGRATION_BLOCKS 1
393 static int lfs_migrate(char *name, __u64 migration_flags,
394 struct llapi_stripe_param *param)
397 char volatile_file[PATH_MAX +
398 LUSTRE_VOLATILE_HDR_LEN + 4];
399 char parent[PATH_MAX];
403 struct lov_user_md *lum = NULL;
408 __u64 rpos, wpos, bufoff;
413 /* find the right size for the IO and allocate the buffer */
414 lumsz = lov_user_md_size(LOV_MAX_STRIPE_COUNT, LOV_USER_MAGIC_V3);
421 rc = llapi_file_get_stripe(name, lum);
422 /* failure can come from may case and some may be not real error
424 * in case of a real error, a later call will failed with a better
425 * error management */
429 bufsz = lum->lmm_stripe_size;
430 rc = posix_memalign(&buf, getpagesize(), bufsz);
436 if (migration_flags & MIGRATION_BLOCKS) {
437 rc = random_group_id(&gid);
439 fprintf(stderr, "%s: cannot get random group ID: %s\n",
440 name, strerror(-rc));
445 /* search for file directory pathname */
446 if (strlen(name) > sizeof(parent)-1) {
450 strncpy(parent, name, sizeof(parent));
451 ptr = strrchr(parent, '/');
453 if (getcwd(parent, sizeof(parent)) == NULL) {
463 rc = snprintf(volatile_file, sizeof(volatile_file), "%s/%s::", parent,
464 LUSTRE_VOLATILE_HDR);
465 if (rc >= sizeof(volatile_file)) {
470 /* create, open a volatile file, use caching (ie no directio) */
471 /* exclusive create is not needed because volatile files cannot
472 * conflict on name by construction */
473 fdv = llapi_file_open_param(volatile_file, O_CREAT | O_WRONLY, 0644,
477 fprintf(stderr, "cannot create volatile file in %s (%s)\n",
478 parent, strerror(-rc));
482 /* open file, direct io */
483 /* even if the file is only read, WR mode is nedeed to allow
484 * layout swap on fd */
485 fd = open(name, O_RDWR | O_DIRECT);
488 fprintf(stderr, "cannot open %s (%s)\n", name, strerror(-rc));
493 /* Not-owner (root?) special case.
494 * Need to set owner/group of volatile file like original.
495 * This will allow to pass related check during layout_swap.
500 fprintf(stderr, "cannot stat %s (%s)\n", name,
504 rc = fstat(fdv, &stv);
507 fprintf(stderr, "cannot stat %s (%s)\n", volatile_file,
511 if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
512 rc = fchown(fdv, st.st_uid, st.st_gid);
515 fprintf(stderr, "cannot chown %s (%s)\n", name,
521 /* get file data version */
522 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
524 fprintf(stderr, "cannot get dataversion on %s (%s)\n",
525 name, strerror(-rc));
529 if (migration_flags & MIGRATION_BLOCKS) {
530 /* take group lock to limit concurent access
531 * this will be no more needed when exclusive access will
532 * be implemented (see LU-2919) */
533 /* group lock is taken after data version read because it
534 * blocks data version call */
535 rc = llapi_group_lock(fd, gid);
537 fprintf(stderr, "cannot get group lock on %s (%s)\n",
538 name, strerror(-rc));
550 /* read new data only if we have written all
551 * previously read data */
553 rsize = read(fd, buf, bufsz);
556 fprintf(stderr, "read failed on %s"
567 wsize = write(fdv, buf + bufoff, rpos - wpos);
570 fprintf(stderr, "write failed on volatile"
571 " for %s (%s)\n", name, strerror(-rc));
581 if (migration_flags & MIGRATION_BLOCKS) {
582 /* give back group lock */
583 rc = llapi_group_unlock(fd, gid);
585 fprintf(stderr, "cannot put group lock on %s (%s)\n",
586 name, strerror(-rc));
591 * for a migration we need to:
592 * - check data version on file did not change
596 rc = llapi_fswap_layouts(fd, fdv, dv1, 0,
597 SWAP_LAYOUTS_CHECK_DV1 |
598 SWAP_LAYOUTS_KEEP_MTIME |
599 SWAP_LAYOUTS_KEEP_ATIME);
601 fprintf(stderr, "%s: dataversion changed during copy, "
602 "migration aborted\n", name);
606 fprintf(stderr, "%s: swap layout to new file failed: %s\n",
607 name, strerror(-rc));
610 /* give back group lock */
611 if ((migration_flags & MIGRATION_BLOCKS) && have_gl) {
614 /* we keep the original error in rc */
615 rc2 = llapi_group_unlock(fd, gid);
617 fprintf(stderr, "cannot put group lock on %s (%s)\n",
618 name, strerror(-rc2));
632 * Parse a string containing an OST index list into an array of integers.
634 * The input string contains a comma delimited list of individual
635 * indices and ranges, for example "1,2-4,7". Add the indices into the
636 * \a osts array and remove duplicates.
638 * \param[out] osts array to store indices in
639 * \param[in] size size of \a osts array
640 * \param[in] offset starting index in \a osts
641 * \param[in] arg string containing OST index list
643 * \retval positive number of indices in \a osts
644 * \retval -EINVAL unable to parse \a arg
646 static int parse_targets(__u32 *osts, int size, int offset, char *arg)
650 int slots = size - offset;
658 while (!end_of_loop) {
666 ptr = strchrnul(arg, ',');
668 end_of_loop = *ptr == '\0';
671 start_index = strtol(arg, &endptr, 0);
672 if (endptr == arg) /* no data at all */
674 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
679 end_index = start_index;
680 if (*endptr == '-') {
681 end_index = strtol(endptr + 1, &endptr, 0);
684 if (end_index < start_index)
688 for (i = start_index; i <= end_index && slots > 0; i++) {
691 /* remove duplicate */
692 for (j = 0; j < offset; j++) {
696 if (j == offset) { /* no duplicate */
701 if (slots == 0 && i < end_index)
709 if (!end_of_loop && ptr != NULL)
712 return rc < 0 ? rc : nr;
716 static int lfs_setstripe(int argc, char **argv)
718 struct llapi_stripe_param *param;
721 unsigned long long st_size;
722 int st_offset, st_count;
726 char *stripe_size_arg = NULL;
727 char *stripe_off_arg = NULL;
728 char *stripe_count_arg = NULL;
729 char *pool_name_arg = NULL;
730 unsigned long long size_units = 1;
731 bool migrate_mode = false;
732 __u64 migration_flags = 0;
733 __u32 osts[LOV_MAX_STRIPE_COUNT] = { 0 };
736 struct option long_opts[] = {
737 /* valid only in migrate mode */
738 {"block", no_argument, 0, 'b'},
739 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
740 /* This formerly implied "stripe-count", but was explicitly
741 * made "stripe-count" for consistency with other options,
742 * and to separate it from "mdt-count" when DNE arrives. */
743 {"count", required_argument, 0, 'c'},
745 {"stripe-count", required_argument, 0, 'c'},
746 {"stripe_count", required_argument, 0, 'c'},
747 {"delete", no_argument, 0, 'd'},
748 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
749 /* This formerly implied "stripe-index", but was explicitly
750 * made "stripe-index" for consistency with other options,
751 * and to separate it from "mdt-index" when DNE arrives. */
752 {"index", required_argument, 0, 'i'},
754 {"stripe-index", required_argument, 0, 'i'},
755 {"stripe_index", required_argument, 0, 'i'},
756 {"ost-list", required_argument, 0, 'o'},
757 {"ost_list", required_argument, 0, 'o'},
758 {"pool", required_argument, 0, 'p'},
759 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
760 /* This formerly implied "--stripe-size", but was confusing
761 * with "lfs find --size|-s", which means "file size", so use
762 * the consistent "--stripe-size|-S" for all commands. */
763 {"size", required_argument, 0, 's'},
765 {"stripe-size", required_argument, 0, 'S'},
766 {"stripe_size", required_argument, 0, 'S'},
774 if (strcmp(argv[0], "migrate") == 0)
778 while ((c = getopt_long(argc, argv, "c:di:o:p:s:S:",
779 long_opts, NULL)) >= 0) {
786 fprintf(stderr, "--block is valid only for"
790 migration_flags |= MIGRATION_BLOCKS;
793 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
794 if (strcmp(argv[optind - 1], "--count") == 0)
795 fprintf(stderr, "warning: '--count' deprecated"
796 ", use '--stripe-count' instead\n");
798 stripe_count_arg = optarg;
801 /* delete the default striping pattern */
805 nr_osts = parse_targets(osts, ARRAY_SIZE(osts), nr_osts,
809 "error: %s: bad OST indices '%s'\n",
814 if (st_offset == -1) /* first in the command line */
818 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
819 if (strcmp(argv[optind - 1], "--index") == 0)
820 fprintf(stderr, "warning: '--index' deprecated"
821 ", use '--stripe-index' instead\n");
823 stripe_off_arg = optarg;
825 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
827 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
828 fprintf(stderr, "warning: '--size|-s' deprecated, "
829 "use '--stripe-size|-S' instead\n");
831 #endif /* LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0) */
833 stripe_size_arg = optarg;
836 pool_name_arg = optarg;
843 fname = argv[optind];
846 (stripe_size_arg != NULL || stripe_off_arg != NULL ||
847 stripe_count_arg != NULL || pool_name_arg != NULL)) {
848 fprintf(stderr, "error: %s: cannot specify -d with "
849 "-s, -c, -o, or -p options\n",
854 if (optind == argc) {
855 fprintf(stderr, "error: %s: missing filename|dirname\n",
860 /* get the stripe size */
861 if (stripe_size_arg != NULL) {
862 result = llapi_parse_size(stripe_size_arg, &st_size,
865 fprintf(stderr, "error: %s: bad stripe size '%s'\n",
866 argv[0], stripe_size_arg);
870 /* get the stripe offset */
871 if (stripe_off_arg != NULL) {
872 st_offset = strtol(stripe_off_arg, &end, 0);
874 fprintf(stderr, "error: %s: bad stripe offset '%s'\n",
875 argv[0], stripe_off_arg);
879 /* get the stripe count */
880 if (stripe_count_arg != NULL) {
881 st_count = strtoul(stripe_count_arg, &end, 0);
883 fprintf(stderr, "error: %s: bad stripe count '%s'\n",
884 argv[0], stripe_count_arg);
889 /* initialize stripe parameters */
890 param = calloc(1, offsetof(typeof(*param), lsp_osts[nr_osts]));
892 fprintf(stderr, "error: %s: run out of memory\n", argv[0]);
896 param->lsp_stripe_size = st_size;
897 param->lsp_stripe_offset = st_offset;
898 param->lsp_stripe_count = st_count;
899 param->lsp_stripe_pattern = 0;
900 param->lsp_pool = pool_name_arg;
901 param->lsp_is_specific = false;
903 if (st_count > 0 && nr_osts != st_count) {
904 fprintf(stderr, "error: %s: stripe count '%d' doesn't "
905 "match the number of OSTs: %d\n",
906 argv[0], st_count, nr_osts);
910 param->lsp_is_specific = true;
911 param->lsp_stripe_count = nr_osts;
912 memcpy(param->lsp_osts, osts, sizeof(*osts) * nr_osts);
917 result = llapi_file_open_param(fname,
925 result = lfs_migrate(fname, migration_flags, param);
929 "error: %s: %s stripe file '%s' failed\n",
930 argv[0], migrate_mode ? "migrate" : "create",
934 fname = argv[++optind];
935 } while (fname != NULL);
941 static int lfs_poollist(int argc, char **argv)
946 return llapi_poollist(argv[1]);
949 static int set_time(time_t *time, time_t *set, char *str)
956 else if (str[0] == '-')
962 t = strtol(str, NULL, 0);
963 if (*time < t * 24 * 60 * 60) {
966 fprintf(stderr, "Wrong time '%s' is specified.\n", str);
970 *set = *time - t * 24 * 60 * 60;
977 static int name2id(unsigned int *id, char *name, int type)
980 struct passwd *entry;
982 if (!(entry = getpwnam(name))) {
992 if (!(entry = getgrnam(name))) {
1004 static int id2name(char **name, unsigned int id, int type)
1007 struct passwd *entry;
1009 if (!(entry = getpwuid(id))) {
1015 *name = entry->pw_name;
1017 struct group *entry;
1019 if (!(entry = getgrgid(id))) {
1025 *name = entry->gr_name;
1031 static int name2layout(__u32 *layout, char *name)
1036 for (ptr = name; ; ptr = NULL) {
1037 lyt = strtok(ptr, ",");
1040 if (strcmp(lyt, "released") == 0)
1041 *layout |= LOV_PATTERN_F_RELEASED;
1042 else if (strcmp(lyt, "raid0") == 0)
1043 *layout |= LOV_PATTERN_RAID0;
1050 #define FIND_POOL_OPT 3
1051 static int lfs_find(int argc, char **argv)
1056 struct find_param param = {
1060 struct option long_opts[] = {
1061 {"atime", required_argument, 0, 'A'},
1062 {"stripe-count", required_argument, 0, 'c'},
1063 {"stripe_count", required_argument, 0, 'c'},
1064 {"ctime", required_argument, 0, 'C'},
1065 {"maxdepth", required_argument, 0, 'D'},
1066 {"gid", required_argument, 0, 'g'},
1067 {"group", required_argument, 0, 'G'},
1068 {"stripe-index", required_argument, 0, 'i'},
1069 {"stripe_index", required_argument, 0, 'i'},
1070 {"layout", required_argument, 0, 'L'},
1071 {"mdt", required_argument, 0, 'm'},
1072 {"mtime", required_argument, 0, 'M'},
1073 {"name", required_argument, 0, 'n'},
1074 /* reserve {"or", no_argument, , 0, 'o'}, to match find(1) */
1075 {"obd", required_argument, 0, 'O'},
1076 {"ost", required_argument, 0, 'O'},
1077 /* no short option for pool, p/P already used */
1078 {"pool", required_argument, 0, FIND_POOL_OPT},
1079 {"print0", no_argument, 0, 'p'},
1080 {"print", no_argument, 0, 'P'},
1081 {"size", required_argument, 0, 's'},
1082 {"stripe-size", required_argument, 0, 'S'},
1083 {"stripe_size", required_argument, 0, 'S'},
1084 {"type", required_argument, 0, 't'},
1085 {"uid", required_argument, 0, 'u'},
1086 {"user", required_argument, 0, 'U'},
1100 /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
1101 while ((c = getopt_long_only(argc, argv,
1102 "-A:c:C:D:g:G:i:L:m:M:n:O:Ppqrs:S:t:u:U:v",
1103 long_opts, NULL)) >= 0) {
1108 /* '!' is part of option */
1109 /* when getopt_long_only() finds a string which is not
1110 * an option nor a known option argument it returns 1
1111 * in that case if we already have found pathstart and pathend
1112 * (i.e. we have the list of pathnames),
1113 * the only supported value is "!"
1115 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
1116 if (!isoption && pathend != -1) {
1117 fprintf(stderr, "err: %s: filename|dirname must either "
1118 "precede options or follow options\n",
1123 if (!isoption && pathstart == -1)
1124 pathstart = optind - 1;
1125 if (isoption && pathstart != -1 && pathend == -1)
1126 pathend = optind - 2;
1132 /* unknown; opt is "!" or path component,
1133 * checking done above.
1135 if (strcmp(optarg, "!") == 0)
1139 xtime = ¶m.fp_atime;
1140 xsign = ¶m.fp_asign;
1141 param.fp_exclude_atime = !!neg_opt;
1142 /* no break, this falls through to 'C' for ctime */
1145 xtime = ¶m.fp_ctime;
1146 xsign = ¶m.fp_csign;
1147 param.fp_exclude_ctime = !!neg_opt;
1149 /* no break, this falls through to 'M' for mtime */
1152 xtime = ¶m.fp_mtime;
1153 xsign = ¶m.fp_msign;
1154 param.fp_exclude_mtime = !!neg_opt;
1156 rc = set_time(&t, xtime, optarg);
1157 if (rc == INT_MAX) {
1165 if (optarg[0] == '+') {
1166 param.stripecount_sign = -1;
1168 } else if (optarg[0] == '-') {
1169 param.stripecount_sign = 1;
1173 param.stripecount = strtoul(optarg, &endptr, 0);
1174 if (*endptr != '\0') {
1175 fprintf(stderr,"error: bad stripe_count '%s'\n",
1180 param.check_stripecount = 1;
1181 param.exclude_stripecount = !!neg_opt;
1184 param.fp_max_depth = strtol(optarg, 0, 0);
1188 rc = name2id(¶m.fp_gid, optarg, GROUP);
1190 param.fp_gid = strtoul(optarg, &endptr, 10);
1191 if (*endptr != '\0') {
1192 fprintf(stderr, "Group/GID: %s cannot "
1193 "be found.\n", optarg);
1198 param.fp_exclude_gid = !!neg_opt;
1199 param.fp_check_gid = 1;
1202 ret = name2layout(¶m.layout, optarg);
1205 param.exclude_layout = !!neg_opt;
1206 param.check_layout = 1;
1210 rc = name2id(¶m.fp_uid, optarg, USER);
1212 param.fp_uid = strtoul(optarg, &endptr, 10);
1213 if (*endptr != '\0') {
1214 fprintf(stderr, "User/UID: %s cannot "
1215 "be found.\n", optarg);
1220 param.fp_exclude_uid = !!neg_opt;
1221 param.fp_check_uid = 1;
1224 if (strlen(optarg) > LOV_MAXPOOLNAME) {
1226 "Pool name %s is too long"
1227 " (max is %d)\n", optarg,
1232 /* we do check for empty pool because empty pool
1233 * is used to find V1 lov attributes */
1234 strncpy(param.poolname, optarg, LOV_MAXPOOLNAME);
1235 param.poolname[LOV_MAXPOOLNAME] = '\0';
1236 param.exclude_pool = !!neg_opt;
1237 param.check_pool = 1;
1240 param.pattern = (char *)optarg;
1241 param.exclude_pattern = !!neg_opt;
1246 char *buf, *token, *next, *p;
1250 buf = strdup(optarg);
1256 param.exclude_obd = !!neg_opt;
1259 while (token && *token) {
1260 token = strchr(token, ',');
1267 param.exclude_mdt = !!neg_opt;
1268 param.num_alloc_mdts += len;
1269 tmp = realloc(param.mdtuuid,
1270 param.num_alloc_mdts *
1271 sizeof(*param.mdtuuid));
1277 param.mdtuuid = tmp;
1279 param.exclude_obd = !!neg_opt;
1280 param.num_alloc_obds += len;
1281 tmp = realloc(param.obduuid,
1282 param.num_alloc_obds *
1283 sizeof(*param.obduuid));
1289 param.obduuid = tmp;
1291 for (token = buf; token && *token; token = next) {
1292 struct obd_uuid *puuid;
1295 ¶m.mdtuuid[param.num_mdts++];
1298 ¶m.obduuid[param.num_obds++];
1300 p = strchr(token, ',');
1307 if (strlen(token) > sizeof(puuid->uuid) - 1) {
1312 strncpy(puuid->uuid, token,
1313 sizeof(puuid->uuid));
1326 if (optarg[0] == '+') {
1327 param.size_sign = -1;
1329 } else if (optarg[0] == '-') {
1330 param.size_sign = 1;
1334 ret = llapi_parse_size(optarg, ¶m.size,
1335 ¶m.size_units, 0);
1337 fprintf(stderr, "error: bad file size '%s'\n",
1341 param.check_size = 1;
1342 param.exclude_size = !!neg_opt;
1345 if (optarg[0] == '+') {
1346 param.stripesize_sign = -1;
1348 } else if (optarg[0] == '-') {
1349 param.stripesize_sign = 1;
1353 ret = llapi_parse_size(optarg, ¶m.stripesize,
1354 ¶m.stripesize_units, 0);
1356 fprintf(stderr, "error: bad stripe_size '%s'\n",
1360 param.check_stripesize = 1;
1361 param.exclude_stripesize = !!neg_opt;
1364 param.fp_exclude_type = !!neg_opt;
1365 switch (optarg[0]) {
1367 param.fp_type = S_IFBLK;
1370 param.fp_type = S_IFCHR;
1373 param.fp_type = S_IFDIR;
1376 param.fp_type = S_IFREG;
1379 param.fp_type = S_IFLNK;
1382 param.fp_type = S_IFIFO;
1385 param.fp_type = S_IFSOCK;
1388 fprintf(stderr, "error: %s: bad type '%s'\n",
1400 if (pathstart == -1) {
1401 fprintf(stderr, "error: %s: no filename|pathname\n",
1405 } else if (pathend == -1) {
1411 rc = llapi_find(argv[pathstart], ¶m);
1412 if (rc != 0 && ret == 0)
1414 } while (++pathstart < pathend);
1417 fprintf(stderr, "error: %s failed for %s.\n",
1418 argv[0], argv[optind - 1]);
1420 if (param.obduuid && param.num_alloc_obds)
1421 free(param.obduuid);
1423 if (param.mdtuuid && param.num_alloc_mdts)
1424 free(param.mdtuuid);
1429 static int lfs_getstripe_internal(int argc, char **argv,
1430 struct find_param *param)
1432 struct option long_opts[] = {
1433 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
1434 /* This formerly implied "stripe-count", but was explicitly
1435 * made "stripe-count" for consistency with other options,
1436 * and to separate it from "mdt-count" when DNE arrives. */
1437 {"count", no_argument, 0, 'c'},
1439 {"stripe-count", no_argument, 0, 'c'},
1440 {"stripe_count", no_argument, 0, 'c'},
1441 {"directory", no_argument, 0, 'd'},
1442 {"default", no_argument, 0, 'D'},
1443 {"generation", no_argument, 0, 'g'},
1444 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
1445 /* This formerly implied "stripe-index", but was explicitly
1446 * made "stripe-index" for consistency with other options,
1447 * and to separate it from "mdt-index" when DNE arrives. */
1448 {"index", no_argument, 0, 'i'},
1450 {"stripe-index", no_argument, 0, 'i'},
1451 {"stripe_index", no_argument, 0, 'i'},
1452 {"layout", no_argument, 0, 'L'},
1453 {"mdt-index", no_argument, 0, 'M'},
1454 {"mdt_index", no_argument, 0, 'M'},
1455 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
1456 /* This formerly implied "stripe-index", but was confusing
1457 * with "file offset" (which will eventually be needed for
1458 * with different layouts by offset), so deprecate it. */
1459 {"offset", no_argument, 0, 'o'},
1461 {"obd", required_argument, 0, 'O'},
1462 {"ost", required_argument, 0, 'O'},
1463 {"pool", no_argument, 0, 'p'},
1464 {"quiet", no_argument, 0, 'q'},
1465 {"recursive", no_argument, 0, 'r'},
1466 {"raw", no_argument, 0, 'R'},
1467 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
1468 /* This formerly implied "--stripe-size", but was confusing
1469 * with "lfs find --size|-s", which means "file size", so use
1470 * the consistent "--stripe-size|-S" for all commands. */
1471 {"size", no_argument, 0, 's'},
1473 {"stripe-size", no_argument, 0, 'S'},
1474 {"stripe_size", no_argument, 0, 'S'},
1475 {"verbose", no_argument, 0, 'v'},
1480 param->fp_max_depth = 1;
1482 while ((c = getopt_long(argc, argv, "cdDghiLMoO:pqrRsSv",
1483 long_opts, NULL)) != -1) {
1486 if (param->obduuid) {
1488 "error: %s: only one obduuid allowed",
1492 param->obduuid = (struct obd_uuid *)optarg;
1498 param->fp_max_depth = 0;
1501 param->get_default_lmv = 1;
1504 param->recursive = 1;
1507 param->verbose = VERBOSE_ALL | VERBOSE_DETAIL;
1510 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
1511 if (strcmp(argv[optind - 1], "--count") == 0)
1512 fprintf(stderr, "warning: '--count' deprecated,"
1513 " use '--stripe-count' instead\n");
1515 if (!(param->verbose & VERBOSE_DETAIL)) {
1516 param->verbose |= VERBOSE_COUNT;
1517 param->fp_max_depth = 0;
1520 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
1522 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
1523 fprintf(stderr, "warning: '--size|-s' deprecated, "
1524 "use '--stripe-size|-S' instead\n");
1526 #endif /* LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0) */
1528 if (!(param->verbose & VERBOSE_DETAIL)) {
1529 param->verbose |= VERBOSE_SIZE;
1530 param->fp_max_depth = 0;
1533 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
1535 fprintf(stderr, "warning: '--offset|-o' deprecated, "
1536 "use '--stripe-index|-i' instead\n");
1539 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
1540 if (strcmp(argv[optind - 1], "--index") == 0)
1541 fprintf(stderr, "warning: '--index' deprecated"
1542 ", use '--stripe-index' instead\n");
1544 if (!(param->verbose & VERBOSE_DETAIL)) {
1545 param->verbose |= VERBOSE_OFFSET;
1546 param->fp_max_depth = 0;
1550 if (!(param->verbose & VERBOSE_DETAIL)) {
1551 param->verbose |= VERBOSE_POOL;
1552 param->fp_max_depth = 0;
1556 if (!(param->verbose & VERBOSE_DETAIL)) {
1557 param->verbose |= VERBOSE_GENERATION;
1558 param->fp_max_depth = 0;
1562 if (!(param->verbose & VERBOSE_DETAIL)) {
1563 param->verbose |= VERBOSE_LAYOUT;
1564 param->fp_max_depth = 0;
1568 if (!(param->verbose & VERBOSE_DETAIL))
1569 param->fp_max_depth = 0;
1570 param->verbose |= VERBOSE_MDTINDEX;
1583 if (param->recursive)
1584 param->fp_max_depth = -1;
1586 if (!param->verbose)
1587 param->verbose = VERBOSE_ALL;
1589 param->verbose = VERBOSE_OBJID;
1592 rc = llapi_getstripe(argv[optind], param);
1593 } while (++optind < argc && !rc);
1596 fprintf(stderr, "error: %s failed for %s.\n",
1597 argv[0], argv[optind - 1]);
1601 static int lfs_tgts(int argc, char **argv)
1603 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
1604 struct find_param param;
1605 int index = 0, rc=0;
1610 if (argc == 2 && !realpath(argv[1], path)) {
1612 fprintf(stderr, "error: invalid path '%s': %s\n",
1613 argv[1], strerror(-rc));
1617 while (!llapi_search_mounts(path, index++, mntdir, NULL)) {
1618 /* Check if we have a mount point */
1619 if (mntdir[0] == '\0')
1622 memset(¶m, 0, sizeof(param));
1623 if (!strcmp(argv[0], "mdts"))
1626 rc = llapi_ostlist(mntdir, ¶m);
1628 fprintf(stderr, "error: %s: failed on %s\n",
1631 if (path[0] != '\0')
1633 memset(mntdir, 0, PATH_MAX);
1639 static int lfs_getstripe(int argc, char **argv)
1641 struct find_param param = { 0 };
1642 return lfs_getstripe_internal(argc, argv, ¶m);
1646 static int lfs_getdirstripe(int argc, char **argv)
1648 struct find_param param = { 0 };
1651 return lfs_getstripe_internal(argc, argv, ¶m);
1655 static int lfs_setdirstripe(int argc, char **argv)
1659 unsigned int stripe_offset = -1;
1660 unsigned int stripe_count = 1;
1661 enum lmv_hash_type hash_type;
1664 char *stripe_offset_opt = NULL;
1665 char *stripe_count_opt = NULL;
1666 char *stripe_hash_opt = NULL;
1667 char *mode_opt = NULL;
1668 int default_stripe = 0;
1669 mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
1670 mode_t previous_mode = 0;
1672 struct option long_opts[] = {
1673 {"count", required_argument, 0, 'c'},
1674 {"index", required_argument, 0, 'i'},
1675 {"mode", required_argument, 0, 'm'},
1676 {"hash-type", required_argument, 0, 't'},
1677 {"default_stripe", no_argument, 0, 'D'},
1683 while ((c = getopt_long(argc, argv, "c:Di:m:t:", long_opts,
1690 stripe_count_opt = optarg;
1696 stripe_offset_opt = optarg;
1702 stripe_hash_opt = optarg;
1705 fprintf(stderr, "error: %s: option '%s' "
1707 argv[0], argv[optind - 1]);
1712 if (optind == argc) {
1713 fprintf(stderr, "error: %s: missing dirname\n",
1718 if (stripe_offset_opt == NULL && stripe_count_opt == NULL) {
1719 fprintf(stderr, "error: %s: missing stripe offset and count.\n",
1724 if (stripe_offset_opt != NULL) {
1725 /* get the stripe offset */
1726 stripe_offset = strtoul(stripe_offset_opt, &end, 0);
1728 fprintf(stderr, "error: %s: bad stripe offset '%s'\n",
1729 argv[0], stripe_offset_opt);
1734 if (mode_opt != NULL) {
1735 mode = strtoul(mode_opt, &end, 8);
1737 fprintf(stderr, "error: %s: bad mode '%s'\n",
1741 previous_mode = umask(0);
1744 if (stripe_hash_opt == NULL ||
1745 strcmp(stripe_hash_opt, LMV_HASH_NAME_FNV_1A_64) == 0) {
1746 hash_type = LMV_HASH_TYPE_FNV_1A_64;
1747 } else if (strcmp(stripe_hash_opt, LMV_HASH_NAME_ALL_CHARS) == 0) {
1748 hash_type = LMV_HASH_TYPE_ALL_CHARS;
1750 fprintf(stderr, "error: %s: bad stripe hash type '%s'\n",
1751 argv[0], stripe_hash_opt);
1755 /* get the stripe count */
1756 if (stripe_count_opt != NULL) {
1757 stripe_count = strtoul(stripe_count_opt, &end, 0);
1759 fprintf(stderr, "error: %s: bad stripe count '%s'\n",
1760 argv[0], stripe_count_opt);
1765 dname = argv[optind];
1767 if (default_stripe == 1) {
1768 result = llapi_dir_set_default_lmv_stripe(dname,
1769 stripe_offset, stripe_count,
1772 result = llapi_dir_create_pool(dname, mode,
1774 stripe_count, hash_type,
1779 fprintf(stderr, "error: %s: create stripe dir '%s' "
1780 "failed\n", argv[0], dname);
1783 dname = argv[++optind];
1784 } while (dname != NULL);
1786 if (mode_opt != NULL)
1787 umask(previous_mode);
1793 static int lfs_rmentry(int argc, char **argv)
1800 fprintf(stderr, "error: %s: missing dirname\n",
1806 dname = argv[index];
1807 while (dname != NULL) {
1808 result = llapi_direntry_remove(dname);
1810 fprintf(stderr, "error: %s: remove dir entry '%s' "
1811 "failed\n", argv[0], dname);
1814 dname = argv[++index];
1819 static int lfs_mv(int argc, char **argv)
1821 struct find_param param = {
1828 struct option long_opts[] = {
1829 {"--mdt-index", required_argument, 0, 'M'},
1830 {"verbose", no_argument, 0, 'v'},
1834 while ((c = getopt_long(argc, argv, "M:v", long_opts, NULL)) != -1) {
1837 param.mdtindex = strtoul(optarg, &end, 0);
1839 fprintf(stderr, "%s: invalid MDT index'%s'\n",
1846 param.verbose = VERBOSE_DETAIL;
1850 fprintf(stderr, "error: %s: unrecognized option '%s'\n",
1851 argv[0], argv[optind - 1]);
1856 if (param.mdtindex == -1) {
1857 fprintf(stderr, "%s MDT index must be indicated\n", argv[0]);
1861 if (optind >= argc) {
1862 fprintf(stderr, "%s missing operand path\n", argv[0]);
1867 rc = llapi_mv(argv[optind], ¶m);
1869 fprintf(stderr, "cannot migrate '%s' to MDT%04x: %s\n",
1870 argv[optind], param.mdtindex, strerror(-rc));
1874 static int lfs_osts(int argc, char **argv)
1876 return lfs_tgts(argc, argv);
1879 static int lfs_mdts(int argc, char **argv)
1881 return lfs_tgts(argc, argv);
1884 #define COOK(value) \
1887 while (value > 1024) { \
1895 #define CDF "%11llu"
1896 #define HDF "%8.1f%c"
1900 static int showdf(char *mntdir, struct obd_statfs *stat,
1901 char *uuid, int ishow, int cooked,
1902 char *type, int index, int rc)
1904 long long avail, used, total;
1906 char *suffix = "KMGTPEZY";
1907 /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
1908 char tbuf[3 * sizeof(__u64)];
1909 char ubuf[3 * sizeof(__u64)];
1910 char abuf[3 * sizeof(__u64)];
1911 char rbuf[3 * sizeof(__u64)];
1919 avail = stat->os_ffree;
1920 used = stat->os_files - stat->os_ffree;
1921 total = stat->os_files;
1923 int shift = cooked ? 0 : 10;
1925 avail = (stat->os_bavail * stat->os_bsize) >> shift;
1926 used = ((stat->os_blocks - stat->os_bfree) *
1927 stat->os_bsize) >> shift;
1928 total = (stat->os_blocks * stat->os_bsize) >> shift;
1931 if ((used + avail) > 0)
1932 ratio = (double)used / (double)(used + avail);
1938 cook_val = (double)total;
1941 sprintf(tbuf, HDF, cook_val, suffix[i - 1]);
1943 sprintf(tbuf, CDF, total);
1945 cook_val = (double)used;
1948 sprintf(ubuf, HDF, cook_val, suffix[i - 1]);
1950 sprintf(ubuf, CDF, used);
1952 cook_val = (double)avail;
1955 sprintf(abuf, HDF, cook_val, suffix[i - 1]);
1957 sprintf(abuf, CDF, avail);
1959 sprintf(tbuf, CDF, total);
1960 sprintf(ubuf, CDF, used);
1961 sprintf(abuf, CDF, avail);
1964 sprintf(rbuf, RDF, (int)(ratio * 100 + 0.5));
1965 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
1966 uuid, tbuf, ubuf, abuf, rbuf, mntdir);
1968 printf("[%s:%d]\n", type, index);
1974 printf(UUF": inactive device\n", uuid);
1977 printf(UUF": %s\n", uuid, strerror(-rc));
1984 struct ll_stat_type {
1989 static int mntdf(char *mntdir, char *fsname, char *pool, int ishow,
1990 int cooked, int lazy)
1992 struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
1993 struct obd_uuid uuid_buf;
1994 char *poolname = NULL;
1995 struct ll_stat_type types[] = { { LL_STATFS_LMV, "MDT" },
1996 { LL_STATFS_LOV, "OST" },
1998 struct ll_stat_type *tp;
1999 __u64 ost_ffree = 0;
2005 poolname = strchr(pool, '.');
2006 if (poolname != NULL) {
2007 if (strncmp(fsname, pool, strlen(fsname))) {
2008 fprintf(stderr, "filesystem name incorrect\n");
2017 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
2018 "UUID", "Inodes", "IUsed", "IFree",
2019 "IUse%", "Mounted on");
2021 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
2022 "UUID", cooked ? "bytes" : "1K-blocks",
2023 "Used", "Available", "Use%", "Mounted on");
2025 for (tp = types; tp->st_name != NULL; tp++) {
2026 for (index = 0; ; index++) {
2027 memset(&stat_buf, 0, sizeof(struct obd_statfs));
2028 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
2029 type = lazy ? tp->st_op | LL_STATFS_NODELAY : tp->st_op;
2030 rc = llapi_obd_statfs(mntdir, type, index,
2031 &stat_buf, &uuid_buf);
2038 if (poolname && tp->st_op == LL_STATFS_LOV &&
2039 llapi_search_ost(fsname, poolname,
2040 obd_uuid2str(&uuid_buf)) != 1)
2043 /* the llapi_obd_statfs() call may have returned with
2044 * an error, but if it filled in uuid_buf we will at
2045 * lease use that to print out a message for that OBD.
2046 * If we didn't get anything in the uuid_buf, then fill
2047 * it in so that we can print an error message. */
2048 if (uuid_buf.uuid[0] == '\0')
2049 sprintf(uuid_buf.uuid, "%s%04x",
2050 tp->st_name, index);
2051 showdf(mntdir, &stat_buf, obd_uuid2str(&uuid_buf),
2052 ishow, cooked, tp->st_name, index, rc);
2055 if (tp->st_op == LL_STATFS_LMV) {
2056 sum.os_ffree += stat_buf.os_ffree;
2057 sum.os_files += stat_buf.os_files;
2058 } else /* if (tp->st_op == LL_STATFS_LOV) */ {
2059 sum.os_blocks += stat_buf.os_blocks *
2061 sum.os_bfree += stat_buf.os_bfree *
2063 sum.os_bavail += stat_buf.os_bavail *
2065 ost_ffree += stat_buf.os_ffree;
2067 } else if (rc == -EINVAL || rc == -EFAULT) {
2073 /* If we don't have as many objects free on the OST as inodes
2074 * on the MDS, we reduce the total number of inodes to
2075 * compensate, so that the "inodes in use" number is correct.
2076 * Matches ll_statfs_internal() so the results are consistent. */
2077 if (ost_ffree < sum.os_ffree) {
2078 sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
2079 sum.os_ffree = ost_ffree;
2082 showdf(mntdir, &sum, "filesystem summary:", ishow, cooked, NULL, 0, 0);
2087 static int lfs_df(int argc, char **argv)
2089 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
2090 int ishow = 0, cooked = 0;
2092 int c, rc = 0, index = 0;
2093 char fsname[PATH_MAX] = "", *pool_name = NULL;
2094 struct option long_opts[] = {
2095 {"pool", required_argument, 0, 'p'},
2096 {"lazy", 0, 0, 'l'},
2101 while ((c = getopt_long(argc, argv, "hilp:", long_opts, NULL)) != -1) {
2119 if (optind < argc && !realpath(argv[optind], path)) {
2121 fprintf(stderr, "error: invalid path '%s': %s\n",
2122 argv[optind], strerror(-rc));
2126 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
2127 /* Check if we have a mount point */
2128 if (mntdir[0] == '\0')
2131 rc = mntdf(mntdir, fsname, pool_name, ishow, cooked, lazy);
2132 if (rc || path[0] != '\0')
2134 fsname[0] = '\0'; /* avoid matching in next loop */
2135 mntdir[0] = '\0'; /* avoid matching in next loop */
2141 static int lfs_getname(int argc, char **argv)
2143 char mntdir[PATH_MAX] = "", path[PATH_MAX] = "", fsname[PATH_MAX] = "";
2144 int rc = 0, index = 0, c;
2145 char buf[sizeof(struct obd_uuid)];
2148 while ((c = getopt(argc, argv, "h")) != -1)
2151 if (optind == argc) { /* no paths specified, get all paths. */
2152 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
2153 rc = llapi_getname(mntdir, buf, sizeof(buf));
2156 "cannot get name for `%s': %s\n",
2157 mntdir, strerror(-rc));
2161 printf("%s %s\n", buf, mntdir);
2163 path[0] = fsname[0] = mntdir[0] = 0;
2165 } else { /* paths specified, only attempt to search these. */
2166 for (; optind < argc; optind++) {
2167 rc = llapi_getname(argv[optind], buf, sizeof(buf));
2170 "cannot get name for `%s': %s\n",
2171 argv[optind], strerror(-rc));
2175 printf("%s %s\n", buf, argv[optind]);
2181 static int lfs_check(int argc, char **argv)
2184 char mntdir[PATH_MAX] = {'\0'};
2193 obd_types[0] = obd_type1;
2194 obd_types[1] = obd_type2;
2196 if (strcmp(argv[1], "osts") == 0) {
2197 strcpy(obd_types[0], "osc");
2198 } else if (strcmp(argv[1], "mds") == 0) {
2199 strcpy(obd_types[0], "mdc");
2200 } else if (strcmp(argv[1], "servers") == 0) {
2202 strcpy(obd_types[0], "osc");
2203 strcpy(obd_types[1], "mdc");
2205 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
2210 rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
2211 if (rc < 0 || mntdir[0] == '\0') {
2212 fprintf(stderr, "No suitable Lustre mount found\n");
2216 rc = llapi_target_check(num_types, obd_types, mntdir);
2218 fprintf(stderr, "error: %s: %s status failed\n",
2225 static int lfs_join(int argc, char **argv)
2227 fprintf(stderr, "join two lustre files into one.\n"
2228 "obsolete, HEAD does not support it anymore.\n");
2232 #ifdef HAVE_SYS_QUOTA_H
2233 static int lfs_quotacheck(int argc, char **argv)
2235 int c, check_type = 0;
2237 struct if_quotacheck qchk;
2238 struct if_quotactl qctl;
2239 char *obd_type = (char *)qchk.obd_type;
2242 memset(&qchk, 0, sizeof(qchk));
2245 while ((c = getopt(argc, argv, "gu")) != -1) {
2254 fprintf(stderr, "error: %s: option '-%c' "
2255 "unrecognized\n", argv[0], c);
2262 else /* do quotacheck for both user & group quota by default */
2270 rc = llapi_quotacheck(mnt, check_type);
2271 if (rc == -EOPNOTSUPP) {
2272 fprintf(stderr, "error: quotacheck not supported by the quota "
2273 "master.\nPlease note that quotacheck is deprecated as "
2274 "of lustre 2.4.0 since space accounting is always "
2275 "enabled.\nFilesystems not formatted with 2.4 utils or "
2276 "beyond can be upgraded with tunefs.lustre --quota.\n");
2279 fprintf(stderr, "quotacheck failed: %s\n", strerror(-rc));
2283 rc = llapi_poll_quotacheck(mnt, &qchk);
2286 fprintf(stderr, "%s %s ", obd_type,
2287 obd_uuid2str(&qchk.obd_uuid));
2288 fprintf(stderr, "quota check failed: %s\n", strerror(-rc));
2292 memset(&qctl, 0, sizeof(qctl));
2293 qctl.qc_cmd = LUSTRE_Q_QUOTAON;
2294 qctl.qc_type = check_type;
2295 rc = llapi_quotactl(mnt, &qctl);
2296 if (rc && rc != -EALREADY) {
2298 fprintf(stderr, "%s %s ", (char *)qctl.obd_type,
2299 obd_uuid2str(&qctl.obd_uuid));
2300 fprintf(stderr, "%s turn on quota failed: %s\n",
2301 argv[0], strerror(-rc));
2308 static int lfs_quotaon(int argc, char **argv)
2312 struct if_quotactl qctl;
2313 char *obd_type = (char *)qctl.obd_type;
2316 memset(&qctl, 0, sizeof(qctl));
2317 qctl.qc_cmd = LUSTRE_Q_QUOTAON;
2320 while ((c = getopt(argc, argv, "fgu")) != -1) {
2323 qctl.qc_type |= 0x01;
2326 qctl.qc_type |= 0x02;
2329 qctl.qc_cmd = LUSTRE_Q_QUOTAOFF;
2332 fprintf(stderr, "error: %s: option '-%c' "
2333 "unrecognized\n", argv[0], c);
2340 else /* by default, enable quota for both user & group */
2341 qctl.qc_type = 0x02;
2348 rc = llapi_quotactl(mnt, &qctl);
2350 if (rc == -EOPNOTSUPP) {
2351 fprintf(stderr, "error: quotaon not supported by the "
2352 "quota master.\nPlease note that quotaon/off is"
2353 " deprecated as of lustre 2.4.0.\nQuota "
2354 "enforcement should now be enabled on the MGS "
2355 "via:\nmgs# lctl conf_param ${FSNAME}.quota."
2356 "<ost|mdt>=<u|g|ug>\n(ost for block quota, mdt "
2357 "for inode quota, u for user and g for group"
2359 } else if (rc == -EALREADY) {
2361 } else if (rc == -ENOENT) {
2362 fprintf(stderr, "error: cannot find quota database, "
2363 "make sure you have run quotacheck\n");
2366 fprintf(stderr, "%s %s ", obd_type,
2367 obd_uuid2str(&qctl.obd_uuid));
2368 fprintf(stderr, "%s failed: %s\n", argv[0],
2376 static int lfs_quotaoff(int argc, char **argv)
2380 struct if_quotactl qctl;
2381 char *obd_type = (char *)qctl.obd_type;
2384 memset(&qctl, 0, sizeof(qctl));
2385 qctl.qc_cmd = LUSTRE_Q_QUOTAOFF;
2388 while ((c = getopt(argc, argv, "gu")) != -1) {
2391 qctl.qc_type |= 0x01;
2394 qctl.qc_type |= 0x02;
2397 fprintf(stderr, "error: %s: option '-%c' "
2398 "unrecognized\n", argv[0], c);
2405 else /* by default, disable quota for both user & group */
2406 qctl.qc_type = 0x02;
2413 rc = llapi_quotactl(mnt, &qctl);
2415 if (rc == -EOPNOTSUPP) {
2416 fprintf(stderr, "error: quotaoff not supported by the "
2417 "quota master.\nPlease note that quotaon/off is"
2418 " deprecated as of lustre 2.4.0.\nQuota "
2419 "enforcement can be disabled on the MGS via:\n"
2420 "mgs# lctl conf_param ${FSNAME}.quota.<ost|mdt>"
2422 } else if (rc == -EALREADY) {
2426 fprintf(stderr, "%s %s ", obd_type,
2427 obd_uuid2str(&qctl.obd_uuid));
2428 fprintf(stderr, "quotaoff failed: %s\n",
2436 #define ARG2INT(nr, str, msg) \
2439 nr = strtol(str, &endp, 0); \
2441 fprintf(stderr, "error: bad %s: %s\n", msg, str); \
2446 #define ADD_OVERFLOW(a,b) ((a + b) < a) ? (a = ULONG_MAX) : (a = a + b)
2448 /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value
2449 * returns the value or ULONG_MAX on integer overflow or incorrect format
2451 * 1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w)
2452 * 2. specifiers may be encountered multiple times (2s3s is 5 seconds)
2453 * 3. empty integer value is interpreted as 0
2455 static unsigned long str2sec(const char* timestr)
2457 const char spec[] = "smhdw";
2458 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
2459 unsigned long val = 0;
2462 if (strpbrk(timestr, spec) == NULL) {
2463 /* no specifiers inside the time string,
2464 should treat it as an integer value */
2465 val = strtoul(timestr, &tail, 10);
2466 return *tail ? ULONG_MAX : val;
2469 /* format string is XXwXXdXXhXXmXXs */
2475 v = strtoul(timestr, &tail, 10);
2476 if (v == ULONG_MAX || *tail == '\0')
2477 /* value too large (ULONG_MAX or more)
2478 or missing specifier */
2481 ptr = strchr(spec, *tail);
2483 /* unknown specifier */
2488 /* check if product will overflow the type */
2489 if (!(v < ULONG_MAX / mult[ind]))
2492 ADD_OVERFLOW(val, mult[ind] * v);
2493 if (val == ULONG_MAX)
2505 #define ARG2ULL(nr, str, def_units) \
2507 unsigned long long limit, units = def_units; \
2510 rc = llapi_parse_size(str, &limit, &units, 1); \
2512 fprintf(stderr, "error: bad limit value %s\n", str); \
2518 static inline int has_times_option(int argc, char **argv)
2522 for (i = 1; i < argc; i++)
2523 if (!strcmp(argv[i], "-t"))
2529 int lfs_setquota_times(int argc, char **argv)
2532 struct if_quotactl qctl;
2533 char *mnt, *obd_type = (char *)qctl.obd_type;
2534 struct obd_dqblk *dqb = &qctl.qc_dqblk;
2535 struct obd_dqinfo *dqi = &qctl.qc_dqinfo;
2536 struct option long_opts[] = {
2537 {"block-grace", required_argument, 0, 'b'},
2538 {"group", no_argument, 0, 'g'},
2539 {"inode-grace", required_argument, 0, 'i'},
2540 {"times", no_argument, 0, 't'},
2541 {"user", no_argument, 0, 'u'},
2545 memset(&qctl, 0, sizeof(qctl));
2546 qctl.qc_cmd = LUSTRE_Q_SETINFO;
2547 qctl.qc_type = UGQUOTA;
2550 while ((c = getopt_long(argc, argv, "b:gi:tu", long_opts, NULL)) != -1) {
2554 if (qctl.qc_type != UGQUOTA) {
2555 fprintf(stderr, "error: -u and -g can't be used "
2556 "more than once\n");
2559 qctl.qc_type = (c == 'u') ? USRQUOTA : GRPQUOTA;
2562 if ((dqi->dqi_bgrace = str2sec(optarg)) == ULONG_MAX) {
2563 fprintf(stderr, "error: bad block-grace: %s\n",
2567 dqb->dqb_valid |= QIF_BTIME;
2570 if ((dqi->dqi_igrace = str2sec(optarg)) == ULONG_MAX) {
2571 fprintf(stderr, "error: bad inode-grace: %s\n",
2575 dqb->dqb_valid |= QIF_ITIME;
2577 case 't': /* Yes, of course! */
2579 default: /* getopt prints error message for us when opterr != 0 */
2584 if (qctl.qc_type == UGQUOTA) {
2585 fprintf(stderr, "error: neither -u nor -g specified\n");
2589 if (optind != argc - 1) {
2590 fprintf(stderr, "error: unexpected parameters encountered\n");
2595 rc = llapi_quotactl(mnt, &qctl);
2598 fprintf(stderr, "%s %s ", obd_type,
2599 obd_uuid2str(&qctl.obd_uuid));
2600 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
2607 #define BSLIMIT (1 << 0)
2608 #define BHLIMIT (1 << 1)
2609 #define ISLIMIT (1 << 2)
2610 #define IHLIMIT (1 << 3)
2612 int lfs_setquota(int argc, char **argv)
2615 struct if_quotactl qctl;
2616 char *mnt, *obd_type = (char *)qctl.obd_type;
2617 struct obd_dqblk *dqb = &qctl.qc_dqblk;
2618 struct option long_opts[] = {
2619 {"block-softlimit", required_argument, 0, 'b'},
2620 {"block-hardlimit", required_argument, 0, 'B'},
2621 {"group", required_argument, 0, 'g'},
2622 {"inode-softlimit", required_argument, 0, 'i'},
2623 {"inode-hardlimit", required_argument, 0, 'I'},
2624 {"user", required_argument, 0, 'u'},
2627 unsigned limit_mask = 0;
2630 if (has_times_option(argc, argv))
2631 return lfs_setquota_times(argc, argv);
2633 memset(&qctl, 0, sizeof(qctl));
2634 qctl.qc_cmd = LUSTRE_Q_SETQUOTA;
2635 qctl.qc_type = UGQUOTA; /* UGQUOTA makes no sense for setquota,
2636 * so it can be used as a marker that qc_type
2637 * isn't reinitialized from command line */
2640 while ((c = getopt_long(argc, argv, "b:B:g:i:I:u:", long_opts, NULL)) != -1) {
2644 if (qctl.qc_type != UGQUOTA) {
2645 fprintf(stderr, "error: -u and -g can't be used"
2646 " more than once\n");
2649 qctl.qc_type = (c == 'u') ? USRQUOTA : GRPQUOTA;
2650 rc = name2id(&qctl.qc_id, optarg,
2651 (qctl.qc_type == USRQUOTA) ? USER : GROUP);
2653 qctl.qc_id = strtoul(optarg, &endptr, 10);
2654 if (*endptr != '\0') {
2655 fprintf(stderr, "error: can't find id "
2656 "for name %s\n", optarg);
2662 ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
2663 dqb->dqb_bsoftlimit >>= 10;
2664 limit_mask |= BSLIMIT;
2665 if (dqb->dqb_bsoftlimit &&
2666 dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
2667 fprintf(stderr, "warning: block softlimit is "
2668 "smaller than the miminal qunit size, "
2669 "please see the help of setquota or "
2670 "Lustre manual for details.\n");
2673 ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
2674 dqb->dqb_bhardlimit >>= 10;
2675 limit_mask |= BHLIMIT;
2676 if (dqb->dqb_bhardlimit &&
2677 dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
2678 fprintf(stderr, "warning: block hardlimit is "
2679 "smaller than the miminal qunit size, "
2680 "please see the help of setquota or "
2681 "Lustre manual for details.\n");
2684 ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
2685 limit_mask |= ISLIMIT;
2686 if (dqb->dqb_isoftlimit &&
2687 dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
2688 fprintf(stderr, "warning: inode softlimit is "
2689 "smaller than the miminal qunit size, "
2690 "please see the help of setquota or "
2691 "Lustre manual for details.\n");
2694 ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
2695 limit_mask |= IHLIMIT;
2696 if (dqb->dqb_ihardlimit &&
2697 dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
2698 fprintf(stderr, "warning: inode hardlimit is "
2699 "smaller than the miminal qunit size, "
2700 "please see the help of setquota or "
2701 "Lustre manual for details.\n");
2703 default: /* getopt prints error message for us when opterr != 0 */
2708 if (qctl.qc_type == UGQUOTA) {
2709 fprintf(stderr, "error: neither -u nor -g was specified\n");
2713 if (limit_mask == 0) {
2714 fprintf(stderr, "error: at least one limit must be specified\n");
2718 if (optind != argc - 1) {
2719 fprintf(stderr, "error: unexpected parameters encountered\n");
2725 if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
2726 (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
2727 /* sigh, we can't just set blimits/ilimits */
2728 struct if_quotactl tmp_qctl = {.qc_cmd = LUSTRE_Q_GETQUOTA,
2729 .qc_type = qctl.qc_type,
2730 .qc_id = qctl.qc_id};
2732 rc = llapi_quotactl(mnt, &tmp_qctl);
2734 fprintf(stderr, "error: setquota failed while retrieving"
2735 " current quota settings (%s)\n",
2740 if (!(limit_mask & BHLIMIT))
2741 dqb->dqb_bhardlimit = tmp_qctl.qc_dqblk.dqb_bhardlimit;
2742 if (!(limit_mask & BSLIMIT))
2743 dqb->dqb_bsoftlimit = tmp_qctl.qc_dqblk.dqb_bsoftlimit;
2744 if (!(limit_mask & IHLIMIT))
2745 dqb->dqb_ihardlimit = tmp_qctl.qc_dqblk.dqb_ihardlimit;
2746 if (!(limit_mask & ISLIMIT))
2747 dqb->dqb_isoftlimit = tmp_qctl.qc_dqblk.dqb_isoftlimit;
2749 /* Keep grace times if we have got no softlimit arguments */
2750 if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) {
2751 dqb->dqb_valid |= QIF_BTIME;
2752 dqb->dqb_btime = tmp_qctl.qc_dqblk.dqb_btime;
2755 if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
2756 dqb->dqb_valid |= QIF_ITIME;
2757 dqb->dqb_itime = tmp_qctl.qc_dqblk.dqb_itime;
2761 dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
2762 dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
2764 rc = llapi_quotactl(mnt, &qctl);
2767 fprintf(stderr, "%s %s ", obd_type,
2768 obd_uuid2str(&qctl.obd_uuid));
2769 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
2776 static inline char *type2name(int check_type)
2778 if (check_type == USRQUOTA)
2780 else if (check_type == GRPQUOTA)
2786 /* Converts seconds value into format string
2787 * result is returned in buf
2789 * 1. result is in descenting order: 1w2d3h4m5s
2790 * 2. zero fields are not filled (except for p. 3): 5d1s
2791 * 3. zero seconds value is presented as "0s"
2793 static char * __sec2str(time_t seconds, char *buf)
2795 const char spec[] = "smhdw";
2796 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
2801 for (i = sizeof(mult) / sizeof(mult[0]) - 1 ; i >= 0; i--) {
2802 c = seconds / mult[i];
2804 if (c > 0 || (i == 0 && buf == tail))
2805 tail += snprintf(tail, 40-(tail-buf), "%lu%c", c, spec[i]);
2813 static void sec2str(time_t seconds, char *buf, int rc)
2820 tail = __sec2str(seconds, tail);
2822 if (rc && tail - buf < 39) {
2828 static void diff2str(time_t seconds, char *buf, time_t now)
2834 if (seconds <= now) {
2835 strcpy(buf, "none");
2838 __sec2str(seconds - now, buf);
2841 static void print_quota_title(char *name, struct if_quotactl *qctl,
2842 bool human_readable)
2844 printf("Disk quotas for %s %s (%cid %u):\n",
2845 type2name(qctl->qc_type), name,
2846 *type2name(qctl->qc_type), qctl->qc_id);
2847 printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
2848 "Filesystem", human_readable ? "used" : "kbytes",
2849 "quota", "limit", "grace",
2850 "files", "quota", "limit", "grace");
2853 static void kbytes2str(__u64 num, char *buf, bool h)
2856 sprintf(buf, LPU64, num);
2859 sprintf(buf, "%5.4gT", (double)num / (1 << 30));
2861 sprintf(buf, "%5.4gG", (double)num / (1 << 20));
2863 sprintf(buf, "%5.4gM", (double)num / (1 << 10));
2865 sprintf(buf, LPU64"%s", num, "k");
2869 static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
2876 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA) {
2877 int bover = 0, iover = 0;
2878 struct obd_dqblk *dqb = &qctl->qc_dqblk;
2883 if (dqb->dqb_bhardlimit &&
2884 lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
2886 } else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
2887 if (dqb->dqb_btime > now) {
2894 if (dqb->dqb_ihardlimit &&
2895 dqb->dqb_curinodes >= dqb->dqb_ihardlimit) {
2897 } else if (dqb->dqb_isoftlimit && dqb->dqb_itime) {
2898 if (dqb->dqb_itime > now) {
2906 if (strlen(mnt) > 15)
2907 printf("%s\n%15s", mnt, "");
2909 printf("%15s", mnt);
2912 diff2str(dqb->dqb_btime, timebuf, now);
2914 kbytes2str(lustre_stoqb(dqb->dqb_curspace), strbuf, h);
2915 if (rc == -EREMOTEIO)
2916 sprintf(numbuf[0], "%s*", strbuf);
2918 sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
2919 "%s" : "[%s]", strbuf);
2921 kbytes2str(dqb->dqb_bsoftlimit, strbuf, h);
2922 if (type == QC_GENERAL)
2923 sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
2924 "%s" : "[%s]", strbuf);
2926 sprintf(numbuf[1], "%s", "-");
2928 kbytes2str(dqb->dqb_bhardlimit, strbuf, h);
2929 sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
2930 "%s" : "[%s]", strbuf);
2932 printf(" %7s%c %6s %7s %7s",
2933 numbuf[0], bover ? '*' : ' ', numbuf[1],
2934 numbuf[2], bover > 1 ? timebuf : "-");
2937 diff2str(dqb->dqb_itime, timebuf, now);
2939 sprintf(numbuf[0], (dqb->dqb_valid & QIF_INODES) ?
2940 LPU64 : "["LPU64"]", dqb->dqb_curinodes);
2942 if (type == QC_GENERAL)
2943 sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
2944 LPU64 : "["LPU64"]", dqb->dqb_isoftlimit);
2946 sprintf(numbuf[1], "%s", "-");
2948 sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
2949 LPU64 : "["LPU64"]", dqb->dqb_ihardlimit);
2951 if (type != QC_OSTIDX)
2952 printf(" %7s%c %6s %7s %7s",
2953 numbuf[0], iover ? '*' : ' ', numbuf[1],
2954 numbuf[2], iover > 1 ? timebuf : "-");
2956 printf(" %7s %7s %7s %7s", "-", "-", "-", "-");
2959 } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO ||
2960 qctl->qc_cmd == Q_GETOINFO) {
2964 sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf, rc);
2965 sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf, rc);
2966 printf("Block grace time: %s; Inode grace time: %s\n",
2967 bgtimebuf, igtimebuf);
2971 static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
2972 bool h, __u64 *total)
2974 int rc = 0, rc1 = 0, count = 0;
2975 __u32 valid = qctl->qc_valid;
2977 rc = llapi_get_obd_count(mnt, &count, is_mdt);
2979 fprintf(stderr, "can not get %s count: %s\n",
2980 is_mdt ? "mdt": "ost", strerror(-rc));
2984 for (qctl->qc_idx = 0; qctl->qc_idx < count; qctl->qc_idx++) {
2985 qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX;
2986 rc = llapi_quotactl(mnt, qctl);
2988 /* It is remote client case. */
2989 if (-rc == EOPNOTSUPP) {
2996 fprintf(stderr, "quotactl %s%d failed.\n",
2997 is_mdt ? "mdt": "ost", qctl->qc_idx);
3001 print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
3002 qctl->qc_valid, 0, h);
3003 *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
3004 qctl->qc_dqblk.dqb_bhardlimit;
3007 qctl->qc_valid = valid;
3011 static int lfs_quota(int argc, char **argv)
3014 char *mnt, *name = NULL;
3015 struct if_quotactl qctl = { .qc_cmd = LUSTRE_Q_GETQUOTA,
3016 .qc_type = UGQUOTA };
3017 char *obd_type = (char *)qctl.obd_type;
3018 char *obd_uuid = (char *)qctl.obd_uuid.uuid;
3019 int rc, rc1 = 0, rc2 = 0, rc3 = 0,
3020 verbose = 0, pass = 0, quiet = 0, inacc;
3022 __u32 valid = QC_GENERAL, idx = 0;
3023 __u64 total_ialloc = 0, total_balloc = 0;
3024 bool human_readable = false;
3027 while ((c = getopt(argc, argv, "gi:I:o:qtuvh")) != -1) {
3030 if (qctl.qc_type != UGQUOTA) {
3031 fprintf(stderr, "error: use either -u or -g\n");
3034 qctl.qc_type = USRQUOTA;
3037 if (qctl.qc_type != UGQUOTA) {
3038 fprintf(stderr, "error: use either -u or -g\n");
3041 qctl.qc_type = GRPQUOTA;
3044 qctl.qc_cmd = LUSTRE_Q_GETINFO;
3047 valid = qctl.qc_valid = QC_UUID;
3048 strlcpy(obd_uuid, optarg, sizeof(qctl.obd_uuid));
3051 valid = qctl.qc_valid = QC_MDTIDX;
3052 idx = qctl.qc_idx = atoi(optarg);
3055 valid = qctl.qc_valid = QC_OSTIDX;
3056 idx = qctl.qc_idx = atoi(optarg);
3065 human_readable = true;
3068 fprintf(stderr, "error: %s: option '-%c' "
3069 "unrecognized\n", argv[0], c);
3074 /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
3075 if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && qctl.qc_type == UGQUOTA &&
3076 optind == argc - 1) {
3078 memset(&qctl, 0, sizeof(qctl)); /* spoiled by print_*_quota */
3079 qctl.qc_cmd = LUSTRE_Q_GETQUOTA;
3080 qctl.qc_valid = valid;
3083 qctl.qc_type = USRQUOTA;
3084 qctl.qc_id = geteuid();
3086 qctl.qc_type = GRPQUOTA;
3087 qctl.qc_id = getegid();
3089 rc = id2name(&name, qctl.qc_id,
3090 (qctl.qc_type == USRQUOTA) ? USER : GROUP);
3093 /* lfs quota -u username /path/to/lustre/mount */
3094 } else if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA) {
3095 /* options should be followed by u/g-name and mntpoint */
3096 if (optind + 2 != argc || qctl.qc_type == UGQUOTA) {
3097 fprintf(stderr, "error: missing quota argument(s)\n");
3101 name = argv[optind++];
3102 rc = name2id(&qctl.qc_id, name,
3103 (qctl.qc_type == USRQUOTA) ? USER : GROUP);
3105 qctl.qc_id = strtoul(name, &endptr, 10);
3106 if (*endptr != '\0') {
3107 fprintf(stderr, "error: can't find id for name "
3112 } else if (optind + 1 != argc || qctl.qc_type == UGQUOTA) {
3113 fprintf(stderr, "error: missing quota info argument(s)\n");
3119 rc1 = llapi_quotactl(mnt, &qctl);
3123 fprintf(stderr, "%s quotas are not enabled.\n",
3124 qctl.qc_type == USRQUOTA ? "user" : "group");
3127 fprintf(stderr, "Permission denied.\n");
3129 /* We already got a "No such file..." message. */
3132 fprintf(stderr, "Unexpected quotactl error: %s\n",
3137 if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && !quiet)
3138 print_quota_title(name, &qctl, human_readable);
3140 if (rc1 && *obd_type)
3141 fprintf(stderr, "%s %s ", obd_type, obd_uuid);
3143 if (qctl.qc_valid != QC_GENERAL)
3146 inacc = (qctl.qc_cmd == LUSTRE_Q_GETQUOTA) &&
3147 ((qctl.qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
3148 (QIF_LIMITS|QIF_USAGE));
3150 print_quota(mnt, &qctl, QC_GENERAL, rc1, human_readable);
3152 if (qctl.qc_valid == QC_GENERAL && qctl.qc_cmd != LUSTRE_Q_GETINFO &&
3156 rc2 = print_obd_quota(mnt, &qctl, 1, human_readable,
3158 rc3 = print_obd_quota(mnt, &qctl, 0, human_readable,
3160 kbytes2str(total_balloc, strbuf, human_readable);
3161 printf("Total allocated inode limit: "LPU64", total "
3162 "allocated block limit: %s\n", total_ialloc, strbuf);
3165 if (rc1 || rc2 || rc3 || inacc)
3166 printf("Some errors happened when getting quota info. "
3167 "Some devices may be not working or deactivated. "
3168 "The data in \"[]\" is inaccurate.\n");
3176 #endif /* HAVE_SYS_QUOTA_H! */
3178 static int flushctx_ioctl(char *mp)
3182 fd = open(mp, O_RDONLY);
3184 fprintf(stderr, "flushctx: error open %s: %s\n",
3185 mp, strerror(errno));
3189 rc = ioctl(fd, LL_IOC_FLUSHCTX);
3191 fprintf(stderr, "flushctx: error ioctl %s: %s\n",
3192 mp, strerror(errno));
3198 static int lfs_flushctx(int argc, char **argv)
3200 int kdestroy = 0, c;
3201 char mntdir[PATH_MAX] = {'\0'};
3206 while ((c = getopt(argc, argv, "k")) != -1) {
3212 fprintf(stderr, "error: %s: option '-%c' "
3213 "unrecognized\n", argv[0], c);
3219 if ((rc = system("kdestroy > /dev/null")) != 0) {
3220 rc = WEXITSTATUS(rc);
3221 fprintf(stderr, "error destroying tickets: %d, continuing\n", rc);
3225 if (optind >= argc) {
3226 /* flush for all mounted lustre fs. */
3227 while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
3228 /* Check if we have a mount point */
3229 if (mntdir[0] == '\0')
3232 if (flushctx_ioctl(mntdir))
3235 mntdir[0] = '\0'; /* avoid matching in next loop */
3238 /* flush fs as specified */
3239 while (optind < argc) {
3240 if (flushctx_ioctl(argv[optind++]))
3247 static int lfs_lsetfacl(int argc, char **argv)
3250 return(llapi_lsetfacl(argc, argv));
3253 static int lfs_lgetfacl(int argc, char **argv)
3256 return(llapi_lgetfacl(argc, argv));
3259 static int lfs_rsetfacl(int argc, char **argv)
3262 return(llapi_rsetfacl(argc, argv));
3265 static int lfs_rgetfacl(int argc, char **argv)
3268 return(llapi_rgetfacl(argc, argv));
3271 static int lfs_cp(int argc, char **argv)
3273 return(llapi_cp(argc, argv));
3276 static int lfs_ls(int argc, char **argv)
3278 return(llapi_ls(argc, argv));
3281 static int lfs_changelog(int argc, char **argv)
3283 void *changelog_priv;
3284 struct changelog_rec *rec;
3285 long long startrec = 0, endrec = 0;
3287 struct option long_opts[] = {
3288 {"follow", no_argument, 0, 'f'},
3291 char short_opts[] = "f";
3295 while ((rc = getopt_long(argc, argv, short_opts,
3296 long_opts, NULL)) != -1) {
3304 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
3305 argv[0], argv[optind - 1]);
3312 mdd = argv[optind++];
3314 startrec = strtoll(argv[optind++], NULL, 10);
3316 endrec = strtoll(argv[optind++], NULL, 10);
3318 rc = llapi_changelog_start(&changelog_priv,
3319 CHANGELOG_FLAG_BLOCK |
3320 CHANGELOG_FLAG_JOBID |
3321 (follow ? CHANGELOG_FLAG_FOLLOW : 0),
3324 fprintf(stderr, "Can't start changelog: %s\n",
3325 strerror(errno = -rc));
3329 while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
3333 if (endrec && rec->cr_index > endrec) {
3334 llapi_changelog_free(&rec);
3337 if (rec->cr_index < startrec) {
3338 llapi_changelog_free(&rec);
3342 secs = rec->cr_time >> 30;
3343 gmtime_r(&secs, &ts);
3344 printf(LPU64" %02d%-5s %02d:%02d:%02d.%06d %04d.%02d.%02d "
3345 "0x%x t="DFID, rec->cr_index, rec->cr_type,
3346 changelog_type2str(rec->cr_type),
3347 ts.tm_hour, ts.tm_min, ts.tm_sec,
3348 (int)(rec->cr_time & ((1<<30) - 1)),
3349 ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
3350 rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
3352 if (rec->cr_flags & CLF_JOBID) {
3353 struct changelog_ext_jobid *jid =
3354 changelog_rec_jobid(rec);
3356 if (jid->cr_jobid[0] != '\0')
3357 printf(" j=%s", jid->cr_jobid);
3360 if (rec->cr_namelen)
3361 printf(" p="DFID" %.*s", PFID(&rec->cr_pfid),
3362 rec->cr_namelen, changelog_rec_name(rec));
3364 if (rec->cr_flags & CLF_RENAME) {
3365 struct changelog_ext_rename *rnm =
3366 changelog_rec_rename(rec);
3368 if (!fid_is_zero(&rnm->cr_sfid))
3369 printf(" s="DFID" sp="DFID" %.*s",
3370 PFID(&rnm->cr_sfid),
3371 PFID(&rnm->cr_spfid),
3372 (int)changelog_rec_snamelen(rec),
3373 changelog_rec_sname(rec));
3377 llapi_changelog_free(&rec);
3380 llapi_changelog_fini(&changelog_priv);
3383 fprintf(stderr, "Changelog: %s\n", strerror(errno = -rc));
3385 return (rc == 1 ? 0 : rc);
3388 static int lfs_changelog_clear(int argc, char **argv)
3396 endrec = strtoll(argv[3], NULL, 10);
3398 rc = llapi_changelog_clear(argv[1], argv[2], endrec);
3400 fprintf(stderr, "%s error: %s\n", argv[0],
3401 strerror(errno = -rc));
3405 static int lfs_fid2path(int argc, char **argv)
3407 struct option long_opts[] = {
3408 {"cur", no_argument, 0, 'c'},
3409 {"link", required_argument, 0, 'l'},
3410 {"rec", required_argument, 0, 'r'},
3413 char short_opts[] = "cl:r:";
3414 char *device, *fid, *path;
3415 long long recno = -1;
3423 while ((rc = getopt_long(argc, argv, short_opts,
3424 long_opts, NULL)) != -1) {
3430 linkno = strtol(optarg, NULL, 10);
3433 recno = strtoll(optarg, NULL, 10);
3438 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
3439 argv[0], argv[optind - 1]);
3447 device = argv[optind++];
3448 path = calloc(1, PATH_MAX);
3450 fprintf(stderr, "error: Not enough memory\n");
3455 while (optind < argc) {
3456 fid = argv[optind++];
3458 lnktmp = (linkno >= 0) ? linkno : 0;
3460 int oldtmp = lnktmp;
3461 long long rectmp = recno;
3463 rc2 = llapi_fid2path(device, fid, path, PATH_MAX,
3466 fprintf(stderr, "%s: error on FID %s: %s\n",
3467 argv[0], fid, strerror(errno = -rc2));
3474 fprintf(stdout, "%lld ", rectmp);
3475 if (device[0] == '/') {
3476 fprintf(stdout, "%s", device);
3477 if (device[strlen(device) - 1] != '/')
3478 fprintf(stdout, "/");
3479 } else if (path[0] == '\0') {
3480 fprintf(stdout, "/");
3482 fprintf(stdout, "%s\n", path);
3485 /* specified linkno */
3487 if (oldtmp == lnktmp)
3497 static int lfs_path2fid(int argc, char **argv)
3499 struct option long_opts[] = {
3500 {"parents", no_argument, 0, 'p'},
3504 const char short_opts[] = "p";
3505 const char *sep = "";
3508 bool show_parents = false;
3511 while ((rc = getopt_long(argc, argv, short_opts,
3512 long_opts, NULL)) != -1) {
3515 show_parents = true;
3518 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
3519 argv[0], argv[optind - 1]);
3524 if (optind > argc - 1)
3526 else if (optind < argc - 1)
3530 for (path = argv + optind; *path != NULL; path++) {
3532 if (!show_parents) {
3533 err = llapi_path2fid(*path, &fid);
3535 printf("%s%s"DFID"\n",
3536 *sep != '\0' ? *path : "", sep,
3539 char name[NAME_MAX + 1];
3540 unsigned int linkno = 0;
3542 while ((err = llapi_path2parent(*path, linkno, &fid,
3543 name, sizeof(name))) == 0) {
3544 if (*sep != '\0' && linkno == 0)
3545 printf("%s%s", *path, sep);
3547 printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
3552 /* err == -ENODATA is end-of-loop */
3553 if (linkno > 0 && err == -ENODATA) {
3560 fprintf(stderr, "%s: can't get %sfid for %s: %s\n",
3561 argv[0], show_parents ? "parent " : "", *path,
3573 static int lfs_data_version(int argc, char **argv)
3580 int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
3586 while ((c = getopt(argc, argv, "nrw")) != -1) {
3589 data_version_flags = 0;
3592 data_version_flags |= LL_DV_RD_FLUSH;
3595 data_version_flags |= LL_DV_WR_FLUSH;
3604 path = argv[optind];
3605 fd = open(path, O_RDONLY);
3607 err(errno, "cannot open file %s", path);
3609 rc = llapi_get_data_version(fd, &data_version, data_version_flags);
3611 err(errno, "cannot get version for %s", path);
3613 printf(LPU64 "\n", data_version);
3619 static int lfs_hsm_state(int argc, char **argv)
3624 struct hsm_user_state hus;
3632 rc = llapi_hsm_state_get(path, &hus);
3634 fprintf(stderr, "can't get hsm state for %s: %s\n",
3635 path, strerror(errno = -rc));
3639 /* Display path name and status flags */
3640 printf("%s: (0x%08x)", path, hus.hus_states);
3642 if (hus.hus_states & HS_RELEASED)
3643 printf(" released");
3644 if (hus.hus_states & HS_EXISTS)
3646 if (hus.hus_states & HS_DIRTY)
3648 if (hus.hus_states & HS_ARCHIVED)
3649 printf(" archived");
3650 /* Display user-settable flags */
3651 if (hus.hus_states & HS_NORELEASE)
3652 printf(" never_release");
3653 if (hus.hus_states & HS_NOARCHIVE)
3654 printf(" never_archive");
3655 if (hus.hus_states & HS_LOST)
3656 printf(" lost_from_hsm");
3658 if (hus.hus_archive_id != 0)
3659 printf(", archive_id:%d", hus.hus_archive_id);
3662 } while (++i < argc);
3667 #define LFS_HSM_SET 0
3668 #define LFS_HSM_CLEAR 1
3671 * Generic function to set or clear HSM flags.
3672 * Used by hsm_set and hsm_clear.
3674 * @mode if LFS_HSM_SET, set the flags, if LFS_HSM_CLEAR, clear the flags.
3676 static int lfs_hsm_change_flags(int argc, char **argv, int mode)
3678 struct option long_opts[] = {
3679 {"lost", 0, 0, 'l'},
3680 {"norelease", 0, 0, 'r'},
3681 {"noarchive", 0, 0, 'a'},
3682 {"archived", 0, 0, 'A'},
3683 {"dirty", 0, 0, 'd'},
3684 {"exists", 0, 0, 'e'},
3687 char short_opts[] = "lraAde";
3696 while ((c = getopt_long(argc, argv, short_opts,
3697 long_opts, NULL)) != -1) {
3703 mask |= HS_NOARCHIVE;
3706 mask |= HS_ARCHIVED;
3709 mask |= HS_NORELEASE;
3720 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
3721 argv[0], argv[optind - 1]);
3726 /* User should have specified a flag */
3730 while (optind < argc) {
3732 path = argv[optind];
3734 /* If mode == 0, this means we apply the mask. */
3735 if (mode == LFS_HSM_SET)
3736 rc = llapi_hsm_state_set(path, mask, 0, 0);
3738 rc = llapi_hsm_state_set(path, 0, mask, 0);
3741 fprintf(stderr, "Can't change hsm flags for %s: %s\n",
3742 path, strerror(errno = -rc));
3751 static int lfs_hsm_action(int argc, char **argv)
3756 struct hsm_current_action hca;
3757 struct hsm_extent he;
3758 enum hsm_user_action hua;
3759 enum hsm_progress_states hps;
3767 rc = llapi_hsm_current_action(path, &hca);
3769 fprintf(stderr, "can't get hsm action for %s: %s\n",
3770 path, strerror(errno = -rc));
3773 he = hca.hca_location;
3774 hua = hca.hca_action;
3775 hps = hca.hca_state;
3777 printf("%s: %s", path, hsm_user_action2name(hua));
3779 /* Skip file without action */
3780 if (hca.hca_action == HUA_NONE) {
3785 printf(" %s ", hsm_progress_state2name(hps));
3787 if ((hps == HPS_RUNNING) &&
3788 (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
3789 printf("("LPX64 " bytes moved)\n", he.length);
3790 else if ((he.offset + he.length) == LUSTRE_EOF)
3791 printf("(from "LPX64 " to EOF)\n", he.offset);
3793 printf("(from "LPX64 " to "LPX64")\n",
3794 he.offset, he.offset + he.length);
3796 } while (++i < argc);
3801 static int lfs_hsm_set(int argc, char **argv)
3803 return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
3806 static int lfs_hsm_clear(int argc, char **argv)
3808 return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
3812 * Check file state and return its fid, to be used by lfs_hsm_request().
3814 * \param[in] file Path to file to check
3815 * \param[in,out] fid Pointer to allocated lu_fid struct.
3816 * \param[in,out] last_dev Pointer to last device id used.
3818 * \return 0 on success.
3820 static int lfs_hsm_prepare_file(char *file, struct lu_fid *fid,
3826 rc = lstat(file, &st);
3828 fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
3831 /* Checking for regular file as archiving as posix copytool
3832 * rejects archiving files other than regular files
3834 if (!S_ISREG(st.st_mode)) {
3835 fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
3838 /* A request should be ... */
3839 if (*last_dev != st.st_dev && *last_dev != 0) {
3840 fprintf(stderr, "All files should be "
3841 "on the same filesystem: %s\n", file);
3844 *last_dev = st.st_dev;
3846 rc = llapi_path2fid(file, fid);
3848 fprintf(stderr, "Cannot read FID of %s: %s\n",
3849 file, strerror(-rc));
3855 static int lfs_hsm_request(int argc, char **argv, int action)
3857 struct option long_opts[] = {
3858 {"filelist", 1, 0, 'l'},
3859 {"data", 1, 0, 'D'},
3860 {"archive", 1, 0, 'a'},
3864 char short_opts[] = "l:D:a:";
3865 struct hsm_user_request *hur, *oldhur;
3870 char *filelist = NULL;
3871 char fullpath[PATH_MAX];
3872 char *opaque = NULL;
3876 int nbfile_alloc = 0;
3877 char some_file[PATH_MAX+1] = "";
3884 while ((c = getopt_long(argc, argv, short_opts,
3885 long_opts, NULL)) != -1) {
3894 if (action != HUA_ARCHIVE) {
3896 "error: -a is supported only "
3897 "when archiving\n");
3900 archive_id = atoi(optarg);
3905 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
3906 argv[0], argv[optind - 1]);
3911 /* All remaining args are files, so we have at least nbfile */
3912 nbfile = argc - optind;
3914 if ((nbfile == 0) && (filelist == NULL))
3918 opaque_len = strlen(opaque);
3920 /* Alloc the request structure with enough place to store all files
3921 * from command line. */
3922 hur = llapi_hsm_user_request_alloc(nbfile, opaque_len);
3924 fprintf(stderr, "Cannot create the request: %s\n",
3928 nbfile_alloc = nbfile;
3930 hur->hur_request.hr_action = action;
3931 hur->hur_request.hr_archive_id = archive_id;
3932 hur->hur_request.hr_flags = 0;
3934 /* All remaining args are files, add them */
3936 if (strlen(argv[optind]) > sizeof(some_file)-1) {
3940 strncpy(some_file, argv[optind], sizeof(some_file));
3943 for (i = 0; i < nbfile; i++) {
3944 hur->hur_user_item[i].hui_extent.length = -1;
3945 rc = lfs_hsm_prepare_file(argv[optind + i],
3946 &hur->hur_user_item[i].hui_fid,
3948 hur->hur_request.hr_itemcount++;
3953 /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
3955 /* If a filelist was specified, read the filelist from it. */
3956 if (filelist != NULL) {
3957 fp = fopen(filelist, "r");
3959 fprintf(stderr, "Cannot read the file list %s: %s\n",
3960 filelist, strerror(errno));
3965 while ((rc = getline(&line, &len, fp)) != -1) {
3966 struct hsm_user_item *hui;
3968 /* If allocated buffer was too small, gets something
3970 if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
3972 nbfile_alloc = nbfile_alloc * 2 + 1;
3974 hur = llapi_hsm_user_request_alloc(nbfile_alloc,
3977 fprintf(stderr, "hsm: cannot allocate "
3978 "the request: %s\n",
3985 size = hur_len(oldhur);
3987 fprintf(stderr, "hsm: cannot allocate "
3988 "%u files + %u bytes data\n",
3989 oldhur->hur_request.hr_itemcount,
3990 oldhur->hur_request.hr_data_len);
3997 memcpy(hur, oldhur, size);
4002 if (line[strlen(line) - 1] == '\n')
4003 line[strlen(line) - 1] = '\0';
4006 &hur->hur_user_item[hur->hur_request.hr_itemcount];
4007 hui->hui_extent.length = -1;
4008 rc = lfs_hsm_prepare_file(line, &hui->hui_fid,
4010 hur->hur_request.hr_itemcount++;
4016 if ((some_file[0] == '\0') &&
4017 (strlen(line) < sizeof(some_file)))
4018 strcpy(some_file, line);
4026 /* If a --data was used, add it to the request */
4027 hur->hur_request.hr_data_len = opaque_len;
4029 memcpy(hur_data(hur), opaque, opaque_len);
4031 /* Send the HSM request */
4032 if (realpath(some_file, fullpath) == NULL) {
4033 fprintf(stderr, "Could not find path '%s': %s\n",
4034 some_file, strerror(errno));
4036 rc = llapi_hsm_request(fullpath, hur);
4038 fprintf(stderr, "Cannot send HSM request (use of %s): %s\n",
4039 some_file, strerror(-rc));
4048 static int lfs_hsm_archive(int argc, char **argv)
4050 return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
4053 static int lfs_hsm_restore(int argc, char **argv)
4055 return lfs_hsm_request(argc, argv, HUA_RESTORE);
4058 static int lfs_hsm_release(int argc, char **argv)
4060 return lfs_hsm_request(argc, argv, HUA_RELEASE);
4063 static int lfs_hsm_remove(int argc, char **argv)
4065 return lfs_hsm_request(argc, argv, HUA_REMOVE);
4068 static int lfs_hsm_cancel(int argc, char **argv)
4070 return lfs_hsm_request(argc, argv, HUA_CANCEL);
4073 static int lfs_swap_layouts(int argc, char **argv)
4078 return llapi_swap_layouts(argv[1], argv[2], 0, 0,
4079 SWAP_LAYOUTS_KEEP_MTIME |
4080 SWAP_LAYOUTS_KEEP_ATIME);
4083 int main(int argc, char **argv)
4089 Parser_init("lfs > ", cmdlist);
4092 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
4094 rc = Parser_commands();
4097 return rc < 0 ? -rc : rc;
4100 #ifdef _LUSTRE_IDL_H_
4101 /* Everything we need here should be included by lustreapi.h. */
4102 # error "lfs should not depend on lustre_idl.h"
4103 #endif /* _LUSTRE_IDL_H_ */