4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2011, 2017, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
33 * Author: Peter J. Braam <braam@clusterfs.com>
34 * Author: Phil Schwan <phil@clusterfs.com>
35 * Author: Robert Read <rread@clusterfs.com>
54 #include <sys/ioctl.h>
55 #include <sys/quota.h>
57 #include <sys/types.h>
59 #include <sys/param.h>
60 #include <sys/xattr.h>
67 #include <asm/byteorder.h>
68 #include "lfs_project.h"
70 #include <libcfs/util/string.h>
71 #include <libcfs/util/ioctl.h>
72 #include <libcfs/util/parser.h>
73 #include <libcfs/util/string.h>
74 #include <lustre/lustreapi.h>
75 #include <linux/lustre/lustre_ver.h>
76 #include <linux/lustre/lustre_param.h>
77 #include <linux/lnet/nidstr.h>
78 #include <lnetconfig/cyaml.h>
82 static int lfs_find(int argc, char **argv);
83 static int lfs_getstripe(int argc, char **argv);
84 static int lfs_getdirstripe(int argc, char **argv);
85 static int lfs_setdirstripe(int argc, char **argv);
86 static int lfs_rmentry(int argc, char **argv);
87 static int lfs_unlink_foreign(int argc, char **argv);
88 static int lfs_osts(int argc, char **argv);
89 static int lfs_mdts(int argc, char **argv);
90 static int lfs_df(int argc, char **argv);
91 static int lfs_getname(int argc, char **argv);
92 static int lfs_check(int argc, char **argv);
93 #ifdef HAVE_SYS_QUOTA_H
94 static int lfs_setquota(int argc, char **argv);
95 static int lfs_quota(int argc, char **argv);
96 static int lfs_project(int argc, char **argv);
98 static int lfs_flushctx(int argc, char **argv);
99 static int lfs_poollist(int argc, char **argv);
100 static int lfs_changelog(int argc, char **argv);
101 static int lfs_changelog_clear(int argc, char **argv);
102 static int lfs_fid2path(int argc, char **argv);
103 static int lfs_path2fid(int argc, char **argv);
104 static int lfs_rmfid(int argc, char **argv);
105 static int lfs_data_version(int argc, char **argv);
106 static int lfs_hsm_state(int argc, char **argv);
107 static int lfs_hsm_set(int argc, char **argv);
108 static int lfs_hsm_clear(int argc, char **argv);
109 static int lfs_hsm_action(int argc, char **argv);
110 static int lfs_hsm_archive(int argc, char **argv);
111 static int lfs_hsm_restore(int argc, char **argv);
112 static int lfs_hsm_release(int argc, char **argv);
113 static int lfs_hsm_remove(int argc, char **argv);
114 static int lfs_hsm_cancel(int argc, char **argv);
115 static int lfs_swap_layouts(int argc, char **argv);
116 static int lfs_mv(int argc, char **argv);
117 static int lfs_ladvise(int argc, char **argv);
118 static int lfs_getsom(int argc, char **argv);
119 static int lfs_heat_get(int argc, char **argv);
120 static int lfs_heat_set(int argc, char **argv);
121 static int lfs_mirror(int argc, char **argv);
122 static int lfs_mirror_list_commands(int argc, char **argv);
123 static int lfs_list_commands(int argc, char **argv);
124 static inline int lfs_mirror_resync(int argc, char **argv);
125 static inline int lfs_mirror_verify(int argc, char **argv);
126 static inline int lfs_mirror_read(int argc, char **argv);
127 static inline int lfs_mirror_write(int argc, char **argv);
128 static inline int lfs_mirror_copy(int argc, char **argv);
129 static int lfs_pcc_attach(int argc, char **argv);
130 static int lfs_pcc_attach_fid(int argc, char **argv);
131 static int lfs_pcc_detach(int argc, char **argv);
132 static int lfs_pcc_detach_fid(int argc, char **argv);
133 static int lfs_pcc_state(int argc, char **argv);
134 static int lfs_pcc(int argc, char **argv);
135 static int lfs_pcc_list_commands(int argc, char **argv);
136 static int lfs_migrate_to_dom(int fd, int fdv, char *name,
137 __u64 migration_flags);
139 struct pool_to_id_cbdata {
143 static int find_comp_id_by_pool(struct llapi_layout *layout, void *cbdata);
144 static int find_mirror_id_by_pool(struct llapi_layout *layout, void *cbdata);
146 enum setstripe_origin {
156 static int lfs_setstripe_internal(int argc, char **argv,
157 enum setstripe_origin opc);
159 static inline int lfs_setstripe(int argc, char **argv)
161 return lfs_setstripe_internal(argc, argv, SO_SETSTRIPE);
164 static inline int lfs_setstripe_migrate(int argc, char **argv)
166 return lfs_setstripe_internal(argc, argv, SO_MIGRATE);
169 static inline int lfs_mirror_create(int argc, char **argv)
171 return lfs_setstripe_internal(argc, argv, SO_MIRROR_CREATE);
174 static inline int lfs_mirror_extend(int argc, char **argv)
176 return lfs_setstripe_internal(argc, argv, SO_MIRROR_EXTEND);
179 static inline int lfs_mirror_split(int argc, char **argv)
181 return lfs_setstripe_internal(argc, argv, SO_MIRROR_SPLIT);
184 static inline int lfs_mirror_delete(int argc, char **argv)
186 return lfs_setstripe_internal(argc, argv, SO_MIRROR_DELETE);
189 /* Setstripe and migrate share mostly the same parameters */
190 #define SSM_CMD_COMMON(cmd) \
191 "usage: "cmd" [--component-end|-E COMP_END]\n" \
192 " [--copy=LUSTRE_SRC]\n" \
193 " [--extension-size|--ext-size|-z SIZE]\n" \
194 " [--help|-h] [--layout|-L PATTERN]\n" \
195 " [--layout|-L PATTERN]\n" \
196 " [--mirror-count|-N[MIRROR_COUNT]]\n" \
197 " [--ost|-o OST_INDICES]\n" \
198 " [--overstripe-count|-C STRIPE_COUNT]\n" \
199 " [--pool|-p POOL_NAME]\n" \
200 " [--stripe-count|-c STRIPE_COUNT]\n" \
201 " [--stripe-index|-i START_OST_IDX]\n" \
202 " [--stripe-size|-S STRIPE_SIZE]\n" \
203 " [--yaml|-y YAML_TEMPLATE_FILE]\n"
205 #define MIRROR_EXTEND_USAGE \
206 " {--mirror-count|-N[MIRROR_COUNT]}\n" \
207 " [SETSTRIPE_OPTIONS|-f|--file VICTIM_FILE]\n" \
210 #define SETSTRIPE_USAGE \
211 SSM_CMD_COMMON("setstripe") \
212 MIRROR_EXTEND_USAGE \
213 " DIRECTORY|FILENAME\n"
215 #define MIGRATE_USAGE \
216 SSM_CMD_COMMON("migrate ") \
217 " [--block|-b] [--non-block|-n]\n" \
218 " [--non-direct|-D] [--verbose|-v]\n" \
221 #define SETDIRSTRIPE_USAGE \
222 " [--mdt-count|-c stripe_count>\n" \
223 " [--help|-h] [--mdt-hash|-H mdt_hash]\n" \
224 " [--mdt-index|-i mdt_index[,mdt_index,...]\n" \
225 " [--default|-D] [--mode|-o mode]\n" \
226 " [--max-inherit|-X max_inherit]\n" \
227 " [--max-inherit-rr max_inherit_rr] <dir>\n" \
228 "To create dir with a foreign (free format) layout :\n" \
229 "setdirstripe|mkdir --foreign[=FOREIGN_TYPE] -x|-xattr STRING " \
230 " [--mode|-o MODE] [--flags HEX] DIRECTORY\n"
233 * command_t mirror_cmdlist - lfs mirror commands.
235 command_t mirror_cmdlist[] = {
236 { .pc_name = "create", .pc_func = lfs_mirror_create,
237 .pc_help = "Create a mirrored file.\n"
238 "usage: lfs mirror create --mirror-count|-N[MIRROR_COUNT]\n"
239 " [SETSTRIPE_OPTIONS] ... FILENAME|DIRECTORY ...\n" },
240 { .pc_name = "delete", .pc_func = lfs_mirror_delete,
241 .pc_help = "Delete a mirror from a file.\n"
242 "usage: lfs mirror delete {--mirror-id <mirror_id> |\n"
243 "\t --component-id|--comp-id|-I COMP_ID |\n"
244 "\t -p <pool>} MIRRORED_FILE ...\n"
246 { .pc_name = "extend", .pc_func = lfs_mirror_extend,
247 .pc_help = "Extend a mirrored file.\n"
248 "usage: lfs mirror extend "
249 "{--mirror-count|-N[MIRROR_COUNT]} [--no-verify] "
250 "[SETSTRIPE_OPTIONS|-f VICTIM_FILE] ... FILENAME ...\n" },
251 { .pc_name = "split", .pc_func = lfs_mirror_split,
252 .pc_help = "Split a mirrored file.\n"
253 "usage: lfs mirror split {--mirror-id MIRROR_ID |\n"
254 "\t --component-id|-I COMP_ID|-p POOL} [--destroy|-d]\n"
255 "\t [-f NEW_FILE] MIRRORED_FILE ...\n" },
256 { .pc_name = "read", .pc_func = lfs_mirror_read,
257 .pc_help = "Read the content of a specified mirror of a file.\n"
258 "usage: lfs mirror read {--mirror-id|-N MIRROR_ID}\n"
259 "\t\t[--outfile|-o <output_file>] <mirrored_file>\n" },
260 { .pc_name = "write", .pc_func = lfs_mirror_write,
261 .pc_help = "Write to a specified mirror of a file.\n"
262 "usage: lfs mirror write {--mirror-id|-N MIRROR_ID}\n"
263 "\t\t[--inputfile|-i <input_file>] <mirrored_file>\n" },
264 { .pc_name = "copy", .pc_func = lfs_mirror_copy,
265 .pc_help = "Copy a specified mirror to other mirror(s) of a file.\n"
266 "usage: lfs mirror copy {--read-mirror|-i MIRROR_ID0}\n"
267 "\t\t{--write-mirror|-o MIRROR_ID1[,...]} <mirrored_file>\n" },
268 { .pc_name = "resync", .pc_func = lfs_mirror_resync,
269 .pc_help = "Resynchronizes out-of-sync mirrored file(s).\n"
270 "usage: lfs mirror resync [--only MIRROR_ID[,...]>]\n"
271 "\t\t<mirrored_file> [<mirrored_file2>...]\n" },
272 { .pc_name = "verify", .pc_func = lfs_mirror_verify,
273 .pc_help = "Verify mirrored file(s).\n"
274 "usage: lfs mirror verify [--only MIRROR_ID[,...]]\n"
275 "\t\t[--verbose|-v] <mirrored_file> [<mirrored_file2> ...]\n" },
276 { .pc_name = "list-commands", .pc_func = lfs_mirror_list_commands,
277 .pc_help = "list commands supported by lfs mirror"},
278 { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
279 { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
280 { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
285 * command_t pcc_cmdlist - lfs pcc commands.
287 command_t pcc_cmdlist[] = {
288 { .pc_name = "attach", .pc_func = lfs_pcc_attach,
289 .pc_help = "Attach given files to the Persistent Client Cache.\n"
290 "usage: lfs pcc attach <--id|-i NUM> <file> ...\n"
291 "\t-i: archive id for RW-PCC\n" },
292 { .pc_name = "attach_fid", .pc_func = lfs_pcc_attach_fid,
293 .pc_help = "Attach given files into PCC by FID(s).\n"
294 "usage: lfs pcc attach_id {--id|-i NUM} {--mnt|-m MOUNTPOINT} FID ...\n"
295 "\t-i: archive id for RW-PCC\n"
296 "\t-m: Lustre mount point\n" },
297 { .pc_name = "state", .pc_func = lfs_pcc_state,
298 .pc_help = "Display the PCC state for given files.\n"
299 "usage: lfs pcc state <file> ...\n" },
300 { .pc_name = "detach", .pc_func = lfs_pcc_detach,
301 .pc_help = "Detach given files from the Persistent Client Cache.\n"
302 "usage: lfs pcc detach <file> ...\n" },
303 { .pc_name = "detach_fid", .pc_func = lfs_pcc_detach_fid,
304 .pc_help = "Detach given files from PCC by FID(s).\n"
305 "usage: lfs pcc detach_fid <mntpath> <fid>...\n" },
306 { .pc_name = "list-commands", .pc_func = lfs_pcc_list_commands,
307 .pc_help = "list commands supported by lfs pcc"},
308 { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
309 { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
310 { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
314 /* all available commands */
315 command_t cmdlist[] = {
316 {"setstripe", lfs_setstripe, 0,
317 "To create a file with specified striping/composite layout, or\n"
318 "create/replace the default layout on an existing directory:\n"
319 SSM_CMD_COMMON("setstripe")
321 " <directory|filename>\n"
323 "To add component(s) to an existing composite file:\n"
324 SSM_CMD_COMMON("setstripe --component-add")
325 "To totally delete the default striping from an existing directory:\n"
326 "usage: setstripe [--delete|-d] <directory>\n"
328 "To create a mirrored file or set s default mirror layout on a directory:\n"
329 "usage: setstripe {--mirror-count|-N}[MIRROR_COUNT] [SETSTRIPE_OPTIONS] <directory|filename>\n"
331 "To delete the last component(s) from an existing composite file\n"
332 "(note that this will also delete any data in those components):\n"
333 "usage: setstripe --component-del [--component-id|-I COMP_ID]\n"
334 " [--component-flags|-F COMP_FLAGS]\n"
336 "\tCOMP_ID: Unique component ID to delete\n"
337 "\tCOMP_FLAGS: 'init' indicating all instantiated components\n"
338 "\t '^init' indicating all uninstantiated components\n"
339 "\t-I and -F cannot be specified at the same time\n"
341 "To set or clear flags on a specific component\n"
342 "(note that this command can only be applied to mirrored files:\n"
343 "usage: setstripe --comp-set {-I COMP_ID|--comp-flags=COMP_FLAGS}\n"
346 "To create a file with a foreign (free format) layout:\n"
347 "usage: setstripe --foreign[=FOREIGN_TYPE]\n"
348 " --xattr|-x LAYOUT_STRING [--flags HEX]\n"
349 " [--mode MODE] <filename>\n"},
350 {"getstripe", lfs_getstripe, 0,
351 "To list the layout pattern for a given file or files in a\n"
352 "directory or recursively for all files in a directory tree.\n"
353 "usage: getstripe [--ost|-O UUID] [--quiet|-q] [--verbose|-v]\n"
354 " [--stripe-count|-c] [--stripe-index|-i] [--fid|-F]\n"
355 " [--pool|-p] [--stripe-size|-S] [--directory|-d]\n"
356 " [--mdt-index|-m] [--recursive|-r] [--raw|-R]\n"
357 " [--layout|-L] [--generation|-g] [--yaml|-y]\n"
358 " [--help|-h] [--component-id|-I[=COMP_ID]]\n"
359 " [--component-flags[=COMP_FLAGS]]\n"
360 " [--component-count]\n"
361 " [--extension-size|--ext-size|-z]\n"
362 " [--component-start[=[+-]COMP_START]]\n"
363 " [--component-end[=[+-]COMP_END]|-E[[+-]comp_end]]\n"
364 " [[!] --mirror-index=[+-]INDEX |\n"
365 " [!] --mirror-id=[+-]MIRROR_ID] [--mirror-count|-N]\n"
366 " <directory|filename> ..."},
367 {"setdirstripe", lfs_setdirstripe, 0,
368 "Create striped directory on specified MDT, same as mkdir.\n"
369 "May be restricted to root or group users, depending on settings.\n"
370 "usage: setdirstripe [OPTION] <directory>\n"
372 {"getdirstripe", lfs_getdirstripe, 0,
373 "To list the layout pattern info for a given directory\n"
374 "or recursively for all directories in a directory tree.\n"
375 "usage: getdirstripe [--mdt-count|-c] [--mdt-index|-m|-i]\n"
376 " [--help|-h] [--mdt-hash|-H] [--obd|-O UUID]\n"
377 " [--recursive|-r] [--yaml|-y]\n"
378 " [--verbose|-v] [--default|-D]\n"
379 " [--max-inherit|-X]\n"
380 " [--max-inherit-rr] <dir> ..."},
381 {"mkdir", lfs_setdirstripe, 0,
382 "Create striped directory on specified MDT, same as setdirstripe.\n"
383 "usage: mkdir [OPTION] <directory>\n"
385 {"rm_entry", lfs_rmentry, 0,
386 "To remove the name entry of the remote directory. Note: This\n"
387 "command will only delete the name entry, i.e. the remote directory\n"
388 "will become inaccessable after this command. This can only be done\n"
389 "by the administrator\n"
390 "usage: rm_entry <dir>\n"},
391 {"unlink_foreign", lfs_unlink_foreign, 0,
392 "To remove the foreign file/dir.\n"
393 "Note: This is for files/dirs prevented to be removed using\n"
394 "unlink/rmdir, but works also for regular ones\n"
395 "usage: unlink_foreign <foreign_dir/file> [<foreign_dir/file> ...]\n"},
396 {"pool_list", lfs_poollist, 0,
397 "List pools or pool OSTs\n"
398 "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
399 {"find", lfs_find, 0,
400 "find files matching given attributes recursively in directory tree.\n"
401 "usage: find <directory|filename> ...\n"
402 " [[!] --atime|-A [+-]N[smhdwy]] [[!] --btime|-B [+-]N[smhdwy]]\n"
403 " [[!] --ctime|-C [+-]N[smhdwy]] [[!] --mtime|-M [+-]N[smhdwy]]\n"
404 " [[!] --blocks|-b N] [[!] --component-count [+-]<comp_cnt>]\n"
405 " [[!] --component-start [+-]N[kMGTPE]]\n"
406 " [[!] --component-end|-E [+-]N[kMGTPE]]\n"
407 " [[!] --component-flags {init,stale,prefer,offline,nosync,extension}]\n"
408 " [[!] --extension-size|--ext-size|-z [+-]N[kMGT]]\n"
409 " [[!] --foreign[=<foreign_type>]]\n"
410 " [[!] --gid|-g|--group|-G <gid>|<gname>] [--help|-h]\n"
411 " [[!] --layout|-L released,raid0,mdt] [--lazy]\n"
412 " [--maxdepth|-D N] [[!] --mdt-count|-T [+-]<stripes>]\n"
413 " [[!] --mdt-hash|-H <[^][blm],[^]fnv_1a_64,all_char,crush,...>\n"
414 " [[!] --mdt-index|--mdt|-m <uuid|index,...>]\n"
415 " [[!] --mirror-count|-N [+-]<n>]\n"
416 " [[!] --mirror-state <[^]state>]\n"
417 " [[!] --name|-n <pattern>] [[!] --newer[XY] <reference>]\n"
418 " [[!] --ost|-O <uuid|index,...>] [[!] --perm [/-]mode]\n"
419 " [[!] --pool <pool>] [--print|-P] [--print0|-0] [--printf <format>]\n"
420 " [[!] --projid <projid>] [[!] --size|-s [+-]N[bkMGTPE]]\n"
421 " [[!] --stripe-count|-c [+-]<stripes>]\n"
422 " [[!] --stripe-index|-i <index,...>]\n"
423 " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t <filetype>]\n"
424 " [[!] --uid|-u|--user|-U <uid>|<uname>]\n"
425 "\t !: used before an option indicates 'NOT' requested attribute\n"
426 "\t -: used before a value indicates less than requested value\n"
427 "\t +: used before a value indicates more than requested value\n"
428 "\t ^: used before a flag indicates to exclude it\n"},
429 {"check", lfs_check, 0,
430 "Display the status of MGTs, MDTs or OSTs (as specified in the command)\n"
431 "or all the servers (MGTs, MDTs and OSTs).\n"
432 "usage: check {mgts|osts|mdts|all}"},
433 {"osts", lfs_osts, 0, "list OSTs connected to client "
434 "[for specified path only]\n" "usage: osts [path]"},
435 {"mdts", lfs_mdts, 0, "list MDTs connected to client "
436 "[for specified path only]\n" "usage: mdts [path]"},
438 "report filesystem disk space usage or inodes usage "
439 "of each MDS and all OSDs or a batch belonging to a specific pool.\n"
440 "Usage: df [--inodes|-i] [--human-readable|-h] [--lazy|-l]\n"
441 " [--pool|-p <fsname>[.<pool>]] [path]"},
442 {"getname", lfs_getname, 0,
443 "list instances and specified mount points [for specified path only]\n"
444 "Usage: getname [--help|-h] [--instance|-i] [--fsname|-n] [path ...]"},
445 #ifdef HAVE_SYS_QUOTA_H
446 {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
447 "usage: setquota [-t][-D] {-u|-U|-g|-G|-p|-P} {-b|-B|-i|-I LIMIT} [--pool POOL] FILESYSTEM\n"
448 " setquota {-u|-g|-p} --delete FILESYSTEM\n"},
449 {"quota", lfs_quota, 0, "Display disk usage and limits.\n"
450 "usage: quota [-q] [-v] [-h] [-o OBD_UUID|-i MDT_IDX|-I OST_IDX]\n"
451 " [{-u|-g|-p} UNAME|UID|GNAME|GID|PROJID]\n"
452 " [--pool <OST pool name>] <filesystem>\n"
453 " quota -t <-u|-g|-p> [--pool <OST pool name>] <filesystem>\n"
454 " quota [-q] [-v] [h] {-U|-G|-P} [--pool <OST pool name>] <filesystem>"},
455 {"project", lfs_project, 0,
456 "Change or list project attribute for specified file or directory.\n"
457 "usage: project [-d|-r] <file|directory...>\n"
458 " list project ID and flags on file(s) or directories\n"
459 " project [-p id] [-s] [-r] <file|directory...>\n"
460 " set project ID and/or inherit flag for specified file(s) or directories\n"
461 " project -c [-d|-r [-p id] [-0]] <file|directory...>\n"
462 " check project ID and flags on file(s) or directories, print outliers\n"
463 " project -C [-d|-r] [-k] <file|directory...>\n"
464 " clear the project inherit flag and ID on the file or directory\n"
467 {"flushctx", lfs_flushctx, 0,
468 "Flush security context for current user.\n"
469 "usage: flushctx [-k] [-r] [mountpoint...]"},
470 {"changelog", lfs_changelog, 0,
471 "Show the metadata changes on an MDT."
472 "\nusage: changelog <mdtname> [startrec [endrec]]"},
473 {"changelog_clear", lfs_changelog_clear, 0,
474 "Indicate that old changelog records up to <endrec> are no longer of "
475 "interest to consumer <id>, allowing the system to free up space.\n"
476 "An <endrec> of 0 means all records.\n"
477 "usage: changelog_clear <mdtname> <id> <endrec>"},
478 {"fid2path", lfs_fid2path, 0,
479 "Resolve the full path(s) for given FID(s). For a specific hardlink "
480 "specify link number <linkno>.\n"
481 "usage: fid2path [--print-fid|-f] [--print-link|-c] [--link|-l <linkno>] "
482 "<fsname|root> <fid>..."},
483 {"path2fid", lfs_path2fid, 0, "Display the fid(s) for a given path(s).\n"
484 "usage: path2fid [--parents] <path> ..."},
485 {"rmfid", lfs_rmfid, 0, "Remove file(s) by FID(s)\n"
486 "usage: rmfid <fsname|rootpath> <fid> ..."},
487 {"data_version", lfs_data_version, 0, "Display file data version for "
488 "a given path.\n" "usage: data_version [-n|-r|-w] <path>"},
489 {"hsm_state", lfs_hsm_state, 0, "Display the HSM information (states, "
490 "undergoing actions) for given files.\n usage: hsm_state <file> ..."},
491 {"hsm_set", lfs_hsm_set, 0, "Set HSM user flag on specified files.\n"
492 "usage: hsm_set [--norelease] [--noarchive] [--dirty] [--exists] "
493 "[--archived] [--lost] [--archive-id NUM] <file> ..."},
494 {"hsm_clear", lfs_hsm_clear, 0, "Clear HSM user flag on specified "
496 "usage: hsm_clear [--norelease] [--noarchive] [--dirty] [--exists] "
497 "[--archived] [--lost] <file> ..."},
498 {"hsm_action", lfs_hsm_action, 0, "Display current HSM request for "
499 "given files.\n" "usage: hsm_action <file> ..."},
500 {"hsm_archive", lfs_hsm_archive, 0,
501 "Archive file to external storage.\n"
502 "usage: hsm_archive [--filelist FILELIST] [--data DATA] [--archive NUM] "
504 {"hsm_restore", lfs_hsm_restore, 0,
505 "Restore file from external storage.\n"
506 "usage: hsm_restore [--filelist FILELIST] [--data DATA] <file> ..."},
507 {"hsm_release", lfs_hsm_release, 0,
508 "Release files from Lustre.\n"
509 "usage: hsm_release [--filelist FILELIST] [--data DATA] <file> ..."},
510 {"hsm_remove", lfs_hsm_remove, 0,
511 "Remove file copy from external storage.\n"
512 "usage: hsm_remove [--filelist FILELIST] [--data DATA] "
514 " (FILE [FILE ...] | "
515 "--mntpath MOUNTPATH FID [FID ...])\n"
517 "Note: To remove an archived copy of a file already deleted from a "
519 "--mntpath option and a list of FIDs must be specified"
521 {"hsm_cancel", lfs_hsm_cancel, 0,
522 "Cancel requests related to specified files.\n"
523 "usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
524 {"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
525 "usage: swap_layouts <path1> <path2>"},
526 {"migrate", lfs_setstripe_migrate, 0,
527 "migrate directories and their inodes between MDTs.\n"
528 "usage: migrate [--mdt-count|-c STRIPE_COUNT] [--directory|-d]\n"
529 " [--mdt-hash|-H HASH_TYPE]\n"
530 " [--mdt-index|-m START_MDT_INDEX] [--verbose|-v]\n"
533 "migrate file objects from one OST layout to another\n"
534 "(may be not safe with concurent writes).\n"
537 "To move directories between MDTs. This command is deprecated, "
538 "use \"migrate\" instead.\n"
539 "usage: mv <directory|filename> [--mdt-index|-m MDT_INDEX] "
541 {"ladvise", lfs_ladvise, 0,
542 "Provide servers with advice about access patterns for a file.\n"
543 "usage: ladvise [--advice|-a ADVICE] [--start|-s START[kMGT]]\n"
544 " [--background|-b] [--unset|-u]\n\n"
545 " {--end|-e END[kMGT]|--length|-l LENGTH[kMGT]}\n"
546 " {[--mode|-m [READ,WRITE]}\n"
548 {"mirror", lfs_mirror, mirror_cmdlist,
549 "lfs commands used to manage files with mirrored components:\n"
550 "lfs mirror create - create a mirrored file or directory\n"
551 "lfs mirror extend - add mirror(s) to an existing file\n"
552 "lfs mirror split - split a mirror from an existing mirrored file\n"
553 "lfs mirror resync - resynchronize out-of-sync mirrored file(s)\n"
554 "lfs mirror read - read a mirror content of a mirrored file\n"
555 "lfs mirror write - write to a mirror of a mirrored file\n"
556 "lfs mirror copy - copy a mirror to other mirror(s) of a file\n"
557 "lfs mirror verify - verify mirrored file(s)\n"},
558 {"getsom", lfs_getsom, 0, "To list the SOM info for a given file.\n"
559 "usage: getsom [-s] [-b] [-f] <path>\n"
560 "\t-s: Only show the size value of the SOM data for a given file\n"
561 "\t-b: Only show the blocks value of the SOM data for a given file\n"
562 "\t-f: Only show the flags value of the SOM data for a given file\n"},
563 {"heat_get", lfs_heat_get, 0,
564 "To get heat of files.\n"
565 "usage: heat_get <file> ...\n"},
566 {"heat_set", lfs_heat_set, 0,
567 "To set heat flags of files.\n"
568 "usage: heat_set [--clear|-c] [--off|-o] [--on|-O] <file> ...\n"
569 "\t--clear|-c: Clear file heat for given files\n"
570 "\t--off|-o: Turn off file heat for given files\n"
571 "\t--on|-O: Turn on file heat for given files\n"},
572 {"pcc", lfs_pcc, pcc_cmdlist,
573 "lfs commands used to interact with PCC features:\n"
574 "lfs pcc attach - attach given files to Persistent Client Cache\n"
575 "lfs pcc attach_fid - attach given files into PCC by FID(s)\n"
576 "lfs pcc state - display the PCC state for given files\n"
577 "lfs pcc detach - detach given files from Persistent Client Cache\n"
578 "lfs pcc detach_fid - detach given files from PCC by FID(s)\n"},
579 {"help", Parser_help, 0, "help"},
580 {"exit", Parser_quit, 0, "quit"},
581 {"quit", Parser_quit, 0, "quit"},
582 {"--version", Parser_version, 0,
583 "output build version of the utility and exit"},
584 {"--list-commands", lfs_list_commands, 0,
585 "list commands supported by the utility and exit"},
589 static int check_hashtype(const char *hashtype)
591 int type_num = atoi(hashtype);
594 /* numeric hash type */
595 if (hashtype && lmv_is_known_hash_type(type_num))
597 /* string hash type */
598 for (i = LMV_HASH_TYPE_ALL_CHARS; i < ARRAY_SIZE(mdt_hash_name); i++)
599 if (strcmp(hashtype, mdt_hash_name[i]) == 0)
605 static uint32_t check_foreign_type_name(const char *foreign_type_name)
609 for (i = 0; i < LU_FOREIGN_TYPE_UNKNOWN; i++) {
610 if (!lu_foreign_types[i].lft_name)
612 if (strcmp(foreign_type_name,
613 lu_foreign_types[i].lft_name) == 0)
614 return lu_foreign_types[i].lft_type;
617 return LU_FOREIGN_TYPE_UNKNOWN;
620 static const char *error_loc = "syserror";
623 migrate_open_files(const char *name, __u64 migration_flags,
624 const struct llapi_stripe_param *param,
625 struct llapi_layout *layout, int *fd_src, int *fd_tgt)
632 char parent[PATH_MAX];
633 char volatile_file[PATH_MAX];
639 if (!param && !layout) {
640 error_loc = "layout information";
644 /* search for file directory pathname */
645 if (strlen(name) > sizeof(parent) - 1) {
646 error_loc = "source file name";
650 strncpy(parent, name, sizeof(parent));
651 ptr = strrchr(parent, '/');
653 if (!getcwd(parent, sizeof(parent))) {
654 error_loc = "getcwd";
658 if (ptr == parent) /* leading '/' */
663 /* even if the file is only read, WR mode is nedeed to allow
666 /* Allow migrating even without the key on encrypted files */
667 rflags = O_RDWR | O_NOATIME | O_FILE_ENC;
668 if (!(migration_flags & LLAPI_MIGRATION_NONDIRECT))
671 fd = open(name, rflags);
673 /* If encrypted file without the key,
674 * retry mirror extend in O_DIRECT.
676 if (errno == ENOKEY && !(rflags & O_DIRECT) &&
677 migration_flags & LLAPI_MIGRATION_MIRROR) {
682 error_loc = "cannot open source file";
686 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
688 error_loc = "cannot get MDT index";
693 int open_flags = O_WRONLY | O_CREAT | O_EXCL | O_NOFOLLOW |
694 /* Allow migrating without the key on encrypted files */
696 mode_t open_mode = S_IRUSR | S_IWUSR;
698 if (rflags & O_DIRECT)
699 open_flags |= O_DIRECT;
700 random_value = random();
701 rc = snprintf(volatile_file, sizeof(volatile_file),
702 "%s/%s:%.4X:%.4X:fd=%.2d", parent,
703 LUSTRE_VOLATILE_HDR, mdt_index,
705 if (rc >= sizeof(volatile_file)) {
710 /* create, open a volatile file, use caching (ie no directio) */
712 /* Returns -1 and sets errno on error: */
713 fdv = llapi_layout_file_open(volatile_file, open_flags,
718 /* Does the right thing on error: */
719 fdv = llapi_file_open_param(volatile_file, open_flags,
722 } while (fdv < 0 && (rc = fdv) == -EEXIST);
725 error_loc = "cannot create volatile file";
730 * In case the MDT does not support creation of volatile files
731 * we should try to unlink it.
733 (void)unlink(volatile_file);
736 * Not-owner (root?) special case.
737 * Need to set owner/group of volatile file like original.
738 * This will allow to pass related check during layout_swap.
743 error_loc = "cannot stat source file";
747 rc = fstat(fdv, &stv);
750 error_loc = "cannot stat volatile";
754 if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
755 rc = fchown(fdv, st.st_uid, st.st_gid);
758 error_loc = "cannot change ownwership of volatile";
777 static int migrate_copy_data(int fd_src, int fd_dst, int (*check_file)(int))
779 struct llapi_layout *layout;
780 size_t buf_size = 4 * 1024 * 1024;
784 size_t page_size = sysconf(_SC_PAGESIZE);
788 layout = llapi_layout_get_by_fd(fd_src, 0);
790 uint64_t stripe_size;
792 rc = llapi_layout_stripe_size_get(layout, &stripe_size);
794 buf_size = stripe_size;
796 llapi_layout_free(layout);
799 /* Use a page-aligned buffer for direct I/O */
800 rc = posix_memalign(&buf, page_size, buf_size);
804 sparse = llapi_file_is_sparse(fd_src);
806 rc = ftruncate(fd_dst, pos);
815 size_t to_read, to_write;
818 if (sparse && pos >= data_end) {
821 data_off = llapi_data_seek(fd_src, pos, &data_size);
823 /* Non-fatal, switch to full copy */
827 /* hole at the end of file, truncate up to it */
829 rc = ftruncate(fd_dst, data_off);
833 pos = data_off & ~(page_size - 1);
834 data_end = data_off + data_size;
835 to_read = ((data_end - pos - 1) | (page_size - 1)) + 1;
836 to_read = MIN(to_read, buf_size);
842 rc = check_file(fd_src);
847 rsize = pread(fd_src, buf, to_read, pos);
857 while (to_write > 0) {
860 written = pwrite(fd_dst, buf, to_write, pos);
868 if (rc || rsize < to_read)
876 /* Try to avoid page cache pollution after migration. */
877 (void)posix_fadvise(fd_src, 0, 0, POSIX_FADV_DONTNEED);
878 (void)posix_fadvise(fd_dst, 0, 0, POSIX_FADV_DONTNEED);
884 static int migrate_set_timestamps(int fd, const struct stat *st)
886 struct timeval tv[2] = {
887 {.tv_sec = st->st_atime},
888 {.tv_sec = st->st_mtime}
891 return futimes(fd, tv);
894 static int migrate_block(int fd, int fdv)
904 error_loc = "cannot stat source file";
908 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
910 error_loc = "cannot get dataversion";
919 * The grouplock blocks all concurrent accesses to the file.
920 * It has to be taken after llapi_get_data_version as it would
923 rc = llapi_group_lock(fd, gid);
925 error_loc = "cannot get group lock";
929 rc = migrate_copy_data(fd, fdv, NULL);
931 error_loc = "data copy failed";
935 /* Make sure we keep original atime/mtime values */
936 rc = migrate_set_timestamps(fdv, &st);
938 error_loc = "set target file timestamp failed";
944 * for a migration we need to check data version on file did
947 * Pass in gid=0 since we already own grouplock.
949 rc = llapi_fswap_layouts_grouplock(fd, fdv, dv1, 0, 0,
950 SWAP_LAYOUTS_CHECK_DV1);
952 error_loc = "file changed";
955 error_loc = "cannot swap layout";
960 rc2 = llapi_group_unlock(fd, gid);
961 if (rc2 < 0 && rc == 0) {
962 error_loc = "unlock group lock";
970 * Internal helper for migrate_copy_data(). Check lease and report error if
973 * \param[in] fd File descriptor on which to check the lease.
975 * \retval 0 Migration can keep on going.
976 * \retval -errno Error occurred, abort migration.
978 static int check_lease(int fd)
982 rc = llapi_lease_check(fd);
984 return 0; /* llapi_check_lease returns > 0 on success. */
989 static int migrate_nonblock(int fd, int fdv)
998 error_loc = "cannot stat source file";
1002 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
1004 error_loc = "cannot get data version";
1008 rc = migrate_copy_data(fd, fdv, check_lease);
1010 error_loc = "data copy failed";
1014 rc = llapi_get_data_version(fd, &dv2, LL_DV_RD_FLUSH);
1016 error_loc = "cannot get data version";
1022 error_loc = "source file changed";
1026 /* Make sure we keep original atime/mtime values */
1027 rc = migrate_set_timestamps(fdv, &st);
1029 error_loc = "set target file timestamp failed";
1036 int lfs_layout_compid_by_pool(char *fname, const char *pool, int *comp_id)
1038 struct pool_to_id_cbdata data = { .pool = pool };
1039 struct llapi_layout *layout = NULL;
1042 layout = llapi_layout_get_by_path(fname, 0);
1045 "error %s: file '%s' couldn't get layout: rc=%d\n",
1046 progname, fname, errno);
1050 rc = llapi_layout_sanity(layout, false, true);
1052 llapi_layout_sanity_perror(errno);
1055 rc = llapi_layout_comp_iterate(layout, find_comp_id_by_pool, &data);
1064 llapi_layout_free(layout);
1068 static int lfs_component_set(char *fname, int comp_id, const char *pool,
1069 __u32 flags, __u32 neg_flags)
1072 __u32 flags_array[2];
1079 "error %s: neither component id nor pool is specified\n",
1083 rc = lfs_layout_compid_by_pool(fname, pool, &comp_id);
1089 ids[count] = comp_id;
1090 flags_array[count] = flags;
1095 if (neg_flags & LCME_FL_STALE) {
1097 "%s: cannot clear 'stale' flags from component. Please use lfs-mirror-resync(1) instead\n",
1102 ids[count] = comp_id;
1103 flags_array[count] = neg_flags | LCME_FL_NEG;
1107 rc = llapi_layout_file_comp_set(fname, ids, flags_array, count);
1109 if (errno == EUCLEAN) {
1112 "%s: cannot set 'stale' flag on component '%#x' of the last non-stale mirror of '%s'\n",
1113 progname, comp_id, fname);
1116 "%s: cannot change the flags of component '%#x' of file '%s': %x / ^(%x)\n",
1117 progname, comp_id, fname, flags, neg_flags);
1124 static int lfs_component_del(char *fname, __u32 comp_id,
1125 __u32 flags, __u32 neg_flags)
1129 if (flags && neg_flags) {
1131 "%s: cannot specify both positive and negative flags\n",
1136 if (!flags && neg_flags)
1137 flags = neg_flags | LCME_FL_NEG;
1139 if (flags && comp_id) {
1141 "%s: cannot specify component ID and flags at the same time\n",
1146 if (!flags && !comp_id) {
1148 "%s: neither flags nor component ID is specified\n",
1154 if (flags & ~LCME_KNOWN_FLAGS) {
1156 "%s setstripe: unknown flags %#x\n",
1160 } else if (comp_id > LCME_ID_MAX) {
1161 fprintf(stderr, "%s setstripe: invalid component id %u\n",
1166 rc = llapi_layout_file_comp_del(fname, comp_id, flags);
1169 "%s setstripe: cannot delete component %#x from '%s': %s\n",
1170 progname, comp_id, fname, strerror(errno));
1174 static int lfs_component_add(char *fname, struct llapi_layout *layout)
1181 rc = llapi_layout_file_comp_add(fname, layout);
1183 fprintf(stderr, "Add layout component(s) to %s failed. %s\n",
1184 fname, strerror(errno));
1188 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
1189 struct llapi_layout *layout)
1197 fd = lstat(fname, &st);
1198 if (fd == 0 && S_ISDIR(st.st_mode))
1199 open_flags = O_DIRECTORY | O_RDONLY;
1201 fd = llapi_layout_file_open(fname, open_flags, open_mode, layout);
1203 fprintf(stderr, "%s: cannot %s '%s': %s\n", progname,
1204 S_ISDIR(st.st_mode) ?
1205 "set default composite layout for" :
1206 "create composite file",
1207 fname, strerror(errno));
1211 static int lfs_migrate(char *name, __u64 migration_flags,
1212 struct llapi_stripe_param *param,
1213 struct llapi_layout *layout)
1215 struct llapi_layout *existing;
1216 uint64_t dom_new, dom_cur;
1221 rc = migrate_open_files(name, migration_flags, param, layout,
1226 rc = llapi_layout_dom_size(layout, &dom_new);
1228 error_loc = "cannot get new layout DoM size";
1231 /* special case for migration to DOM layout*/
1232 existing = llapi_layout_get_by_fd(fd, 0);
1234 error_loc = "cannot get existing layout";
1238 rc = llapi_layout_dom_size(existing, &dom_cur);
1240 error_loc = "cannot get current layout DoM size";
1245 * if file has DoM layout already then migration is possible to
1246 * the new layout with the same DoM component via swap layout,
1247 * if new layout used bigger DOM size, then mirroring is used
1249 if (dom_new > dom_cur) {
1250 rc = lfs_migrate_to_dom(fd, fdv, name, migration_flags);
1252 error_loc = "cannot migrate to DOM layout";
1256 if (!(migration_flags & LLAPI_MIGRATION_NONBLOCK)) {
1258 * Blocking mode (forced if servers do not support file lease).
1259 * It is also the default mode, since we cannot distinguish
1260 * between a broken lease and a server that does not support
1261 * atomic swap/close (LU-6785)
1263 rc = migrate_block(fd, fdv);
1267 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1269 error_loc = "cannot get lease";
1273 rc = migrate_nonblock(fd, fdv);
1275 llapi_lease_release(fd);
1280 * Atomically put lease, swap layouts and close.
1281 * for a migration we need to check data version on file did
1284 rc = llapi_fswap_layouts(fd, fdv, 0, 0, SWAP_LAYOUTS_CLOSE);
1286 error_loc = "cannot swap layout";
1298 fprintf(stderr, "error: %s: %s: %s: %s\n",
1299 progname, name, error_loc, strerror(-rc));
1300 else if (migration_flags & LLAPI_MIGRATION_VERBOSE)
1301 printf("%s\n", name);
1306 static int comp_str2flags(char *string, __u32 *flags, __u32 *neg_flags)
1309 char *dup_string = NULL;
1315 if (!string || !string[0])
1318 dup_string = strdup(string);
1320 llapi_printf(LLAPI_MSG_ERROR,
1321 "%s: insufficient memory\n",
1326 for (name = strtok(dup_string, ","); name; name = strtok(NULL, ",")) {
1330 for (i = 0; i < ARRAY_SIZE(comp_flags_table); i++) {
1331 __u32 comp_flag = comp_flags_table[i].cfn_flag;
1332 const char *comp_name = comp_flags_table[i].cfn_name;
1334 if (strcmp(name, comp_name) == 0) {
1335 *flags |= comp_flag;
1337 } else if (strncmp(name, "^", 1) == 0 &&
1338 strcmp(name + 1, comp_name) == 0) {
1339 *neg_flags |= comp_flag;
1344 llapi_printf(LLAPI_MSG_ERROR,
1345 "%s: component flag '%s' not supported\n",
1352 if (!*flags && !*neg_flags)
1355 /* don't allow to set and exclude the same flag */
1356 if (*flags & *neg_flags)
1364 static int mdthash_input(char *string, __u32 *inflags,
1365 __u32 *exflags, __u32 *type)
1372 {"migrating", LMV_HASH_FLAG_MIGRATION},
1373 {"bad_type", LMV_HASH_FLAG_BAD_TYPE},
1374 {"badtype", LMV_HASH_FLAG_BAD_TYPE},
1375 {"lost_lmv", LMV_HASH_FLAG_LOST_LMV},
1376 {"lostlmv", LMV_HASH_FLAG_LOST_LMV},
1385 for (name = strtok(string, ","); name; name = strtok(NULL, ",")) {
1389 for (i = 0; i < ARRAY_SIZE(mhflist); i++) {
1390 if (strcmp(name, mhflist[i].name) == 0 ||
1391 name[0] == mhflist[i].name[0]) {
1392 *inflags |= mhflist[i].flag;
1394 } else if (name[0] == '^' &&
1395 (strcmp(name + 1, mhflist[i].name) == 0 ||
1396 name[1] == mhflist[i].name[0])) {
1397 *exflags |= mhflist[i].flag;
1402 i = check_hashtype(name);
1407 llapi_printf(LLAPI_MSG_ERROR,
1408 "%s: invalid mdt_hash value '%s'\n",
1414 /* don't allow to include and exclude the same flag */
1415 if (*inflags & *exflags) {
1416 llapi_printf(LLAPI_MSG_ERROR,
1417 "%s: include and exclude same flag '%s'\n",
1425 static int mirror_str2state(char *string, __u16 *state, __u16 *neg_state)
1433 if (strncmp(string, "^", 1) == 0) {
1434 *neg_state = llapi_layout_string_flags(string + 1);
1435 if (*neg_state != 0)
1438 *state = llapi_layout_string_flags(string);
1443 llapi_printf(LLAPI_MSG_ERROR,
1444 "%s: mirrored file state '%s' not supported\n",
1450 * struct mirror_args - Command-line arguments for mirror(s).
1451 * @m_count: Number of mirrors to be created with this layout.
1452 * @m_flags: Mirror level flags, only 'prefer' is supported.
1453 * @m_layout: Mirror layout.
1454 * @m_file: A victim file. Its layout will be split and used as a mirror.
1455 * @m_next: Point to the next node of the list.
1457 * Command-line arguments for mirror(s) will be parsed and stored in
1458 * a linked list that consists of this structure.
1460 struct mirror_args {
1463 struct llapi_layout *m_layout;
1465 struct mirror_args *m_next;
1470 * enum mirror_flags - Flags for extending a mirrored file.
1471 * @MF_NO_VERIFY: Indicates not to verify the mirror(s) from victim file(s)
1472 * in case the victim file(s) contains the same data as the
1473 * original mirrored file.
1474 * @MF_DESTROY: Indicates to delete the mirror from the mirrored file.
1475 * @MF_COMP_ID: specified component id instead of mirror id
1477 * Flags for extending a mirrored file.
1487 * mirror_create_sanity_check() - Check mirror list.
1488 * @list: A linked list that stores the mirror arguments.
1490 * This function does a sanity check on @list for creating
1493 * Return: 0 on success or a negative error code on failure.
1495 static int mirror_create_sanity_check(const char *fname,
1496 struct mirror_args *list,
1500 bool has_m_file = false;
1501 bool has_m_layout = false;
1506 if (fname && check_fname) {
1507 struct llapi_layout *layout;
1509 layout = llapi_layout_get_by_path(fname, 0);
1512 "error: %s: file '%s' couldn't get layout\n",
1517 rc = llapi_layout_sanity(layout, false, true);
1519 llapi_layout_free(layout);
1522 llapi_layout_sanity_perror(rc);
1530 llapi_layout_free(list->m_layout);
1533 llapi_layout_get_by_path(list->m_file, 0);
1534 if (!list->m_layout) {
1536 "error: %s: file '%s' has no layout\n",
1537 progname, list->m_file);
1541 has_m_layout = true;
1542 if (!list->m_layout) {
1543 fprintf(stderr, "error: %s: no mirror layout\n",
1549 rc = llapi_layout_sanity(list->m_layout, false, true);
1551 llapi_layout_sanity_perror(rc);
1555 list = list->m_next;
1558 if (has_m_file && has_m_layout) {
1560 "error: %s: -f <victim_file> option should not be specified with setstripe options\n",
1568 static int mirror_set_flags(struct llapi_layout *layout, void *cbdata)
1570 __u32 mirror_flags = *(__u32 *)cbdata;
1574 rc = llapi_layout_comp_flags_get(layout, &flags);
1579 rc = llapi_layout_comp_flags_set(layout, mirror_flags);
1584 return LLAPI_LAYOUT_ITER_CONT;
1588 * mirror_create() - Create a mirrored file.
1589 * @fname: The file to be created.
1590 * @mirror_list: A linked list that stores the mirror arguments.
1592 * This function creates a mirrored file @fname with the mirror(s)
1593 * from @mirror_list.
1595 * Return: 0 on success or a negative error code on failure.
1597 static int mirror_create(char *fname, struct mirror_args *mirror_list)
1599 struct llapi_layout *layout = NULL;
1600 struct mirror_args *cur_mirror = NULL;
1601 uint16_t mirror_count = 0;
1605 rc = mirror_create_sanity_check(fname, mirror_list, false);
1609 cur_mirror = mirror_list;
1610 while (cur_mirror) {
1611 rc = llapi_layout_comp_iterate(cur_mirror->m_layout,
1613 &cur_mirror->m_flags);
1616 fprintf(stderr, "%s: failed to set mirror flags\n",
1621 for (i = 0; i < cur_mirror->m_count; i++) {
1622 rc = llapi_layout_merge(&layout, cur_mirror->m_layout);
1626 "error: %s: merge layout failed: %s\n",
1627 progname, strerror(errno));
1631 mirror_count += cur_mirror->m_count;
1632 cur_mirror = cur_mirror->m_next;
1636 fprintf(stderr, "error: %s: layout is NULL\n", progname);
1640 rc = llapi_layout_mirror_count_set(layout, mirror_count);
1643 fprintf(stderr, "error: %s: set mirror count failed: %s\n",
1644 progname, strerror(errno));
1648 rc = lfs_component_create(fname, O_CREAT | O_WRONLY, 0666,
1656 llapi_layout_free(layout);
1661 * Compare files and check lease on @fd.
1663 * \retval bytes number of bytes are the same
1665 static ssize_t mirror_file_compare(int fd, int fdv)
1667 const size_t buflen = 4 * 1024 * 1024; /* 4M */
1669 ssize_t bytes_done = 0;
1670 ssize_t bytes_read = 0;
1672 buf = malloc(buflen * 2);
1677 if (!llapi_lease_check(fd)) {
1678 bytes_done = -EBUSY;
1682 bytes_read = read(fd, buf, buflen);
1683 if (bytes_read <= 0)
1686 if (bytes_read != read(fdv, buf + buflen, buflen))
1690 * XXX: should compute the checksum on each buffer and then
1691 * compare checksum to avoid cache collision
1693 if (memcmp(buf, buf + buflen, bytes_read))
1696 bytes_done += bytes_read;
1704 static int mirror_extend_file(const char *fname, const char *victim_file,
1705 enum mirror_flags mirror_flags)
1710 struct stat stbuf_v;
1711 struct ll_ioc_lease *data = NULL;
1714 fd = open(fname, O_RDWR);
1716 error_loc = "open source file";
1721 fdv = open(victim_file, O_RDWR);
1723 error_loc = "open target file";
1728 if (fstat(fd, &stbuf) || fstat(fdv, &stbuf_v)) {
1729 error_loc = "stat source or target file";
1734 if (stbuf.st_dev != stbuf_v.st_dev) {
1735 error_loc = "stat source and target file";
1740 /* mirrors should be of the same size */
1741 if (stbuf.st_size != stbuf_v.st_size) {
1742 error_loc = "file sizes don't match";
1747 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1749 error_loc = "cannot get lease";
1753 if (!(mirror_flags & MF_NO_VERIFY)) {
1755 /* mirrors should have the same contents */
1756 ret = mirror_file_compare(fd, fdv);
1757 if (ret != stbuf.st_size) {
1758 error_loc = "file busy or contents don't match";
1759 rc = ret < 0 ? ret : -EINVAL;
1764 /* Get rid of caching pages from clients */
1765 rc = llapi_file_flush(fd);
1767 error_loc = "cannot get data version";
1771 rc = llapi_file_flush(fdv);
1773 error_loc = "cannot get data version";
1777 rc = migrate_set_timestamps(fd, &stbuf);
1779 error_loc = "cannot set source file timestamp";
1783 /* Atomically put lease, merge layouts and close. */
1784 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1786 error_loc = "memory allocation";
1789 data->lil_mode = LL_LEASE_UNLCK;
1790 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1791 data->lil_count = 1;
1792 data->lil_ids[0] = fdv;
1793 rc = llapi_lease_set(fd, data);
1795 error_loc = "cannot merge layout";
1797 } else if (rc == 0) {
1799 error_loc = "lost lease lock";
1812 (void) unlink(victim_file);
1814 fprintf(stderr, "error: %s: %s: %s: %s\n",
1815 progname, fname, error_loc, strerror(-rc));
1819 static int mirror_extend_layout(char *name, struct llapi_layout *m_layout,
1820 bool inherit, uint32_t flags)
1822 struct llapi_layout *f_layout = NULL;
1823 struct ll_ioc_lease *data = NULL;
1830 f_layout = llapi_layout_get_by_path(name, 0);
1833 fprintf(stderr, "%s: cannot get layout\n", progname);
1836 rc = llapi_layout_get_last_init_comp(f_layout);
1838 fprintf(stderr, "%s: cannot get the last init comp\n",
1842 rc = llapi_layout_mirror_inherit(f_layout, m_layout);
1845 "%s: cannot inherit from the last init comp\n",
1851 llapi_layout_comp_flags_set(m_layout, flags);
1852 rc = migrate_open_files(name,
1853 LLAPI_MIGRATION_NONDIRECT | LLAPI_MIGRATION_MIRROR,
1854 NULL, m_layout, &fd, &fdv);
1858 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1860 error_loc = "cannot get lease";
1864 rc = fstat(fd, &st);
1866 error_loc = "cannot stat source file";
1870 rc = migrate_nonblock(fd, fdv);
1872 llapi_lease_release(fd);
1876 rc = migrate_set_timestamps(fd, &st);
1878 error_loc = "cannot set source file timestamp";
1882 /* Atomically put lease, merge layouts and close. */
1883 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1885 error_loc = "memory allocation";
1888 data->lil_mode = LL_LEASE_UNLCK;
1889 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1890 data->lil_count = 1;
1891 data->lil_ids[0] = fdv;
1892 rc = llapi_lease_set(fd, data);
1894 error_loc = "cannot merge layout";
1896 } else if (rc == 0) {
1898 error_loc = "lost lease lock";
1911 fprintf(stderr, "error: %s: %s: %s: %s\n",
1912 progname, name, error_loc, strerror(-rc));
1916 static int mirror_extend(char *fname, struct mirror_args *mirror_list,
1917 enum mirror_flags mirror_flags)
1921 while (mirror_list) {
1922 if (mirror_list->m_file) {
1923 rc = mirror_extend_file(fname, mirror_list->m_file,
1926 __u32 mirror_count = mirror_list->m_count;
1928 while (mirror_count > 0) {
1929 rc = mirror_extend_layout(fname,
1930 mirror_list->m_layout,
1931 mirror_list->m_inherit,
1932 mirror_list->m_flags);
1942 mirror_list = mirror_list->m_next;
1948 static int find_mirror_id(struct llapi_layout *layout, void *cbdata)
1953 rc = llapi_layout_mirror_id_get(layout, &id);
1957 if ((__u16)id == *(__u16 *)cbdata)
1958 return LLAPI_LAYOUT_ITER_STOP;
1960 return LLAPI_LAYOUT_ITER_CONT;
1963 static int find_comp_id(struct llapi_layout *layout, void *cbdata)
1968 rc = llapi_layout_comp_id_get(layout, &id);
1972 if (id == *(__u32 *)cbdata)
1973 return LLAPI_LAYOUT_ITER_STOP;
1975 return LLAPI_LAYOUT_ITER_CONT;
1978 static int find_mirror_id_by_pool(struct llapi_layout *layout, void *cbdata)
1980 char buf[LOV_MAXPOOLNAME + 1];
1981 struct pool_to_id_cbdata *d = (void *)cbdata;
1985 rc = llapi_layout_pool_name_get(layout, buf, sizeof(buf));
1988 if (strcmp(d->pool, buf))
1989 return LLAPI_LAYOUT_ITER_CONT;
1991 rc = llapi_layout_mirror_id_get(layout, &id);
1996 return LLAPI_LAYOUT_ITER_STOP;
1999 static int find_comp_id_by_pool(struct llapi_layout *layout, void *cbdata)
2001 char buf[LOV_MAXPOOLNAME + 1];
2002 struct pool_to_id_cbdata *d = (void *)cbdata;
2006 rc = llapi_layout_pool_name_get(layout, buf, sizeof(buf));
2009 if (strcmp(d->pool, buf))
2010 return LLAPI_LAYOUT_ITER_CONT;
2012 rc = llapi_layout_comp_id_get(layout, &id);
2017 return LLAPI_LAYOUT_ITER_STOP;
2020 struct collect_ids_data {
2026 static int collect_mirror_id(struct llapi_layout *layout, void *cbdata)
2028 struct collect_ids_data *cid = cbdata;
2032 rc = llapi_layout_mirror_id_get(layout, &id);
2036 if ((__u16)id != cid->cid_exclude) {
2039 for (i = 0; i < cid->cid_count; i++) {
2040 /* already collected the mirror id */
2041 if (id == cid->cid_ids[i])
2042 return LLAPI_LAYOUT_ITER_CONT;
2044 cid->cid_ids[cid->cid_count] = id;
2048 return LLAPI_LAYOUT_ITER_CONT;
2052 * last_non_stale_mirror() - Check if a mirror is the last non-stale mirror.
2053 * @mirror_id: Mirror id to be checked.
2054 * @layout: Mirror component list.
2056 * This function checks if a mirror with specified @mirror_id is the last
2057 * non-stale mirror of a layout @layout.
2059 * Return: true or false.
2062 bool last_non_stale_mirror(__u16 mirror_id, struct llapi_layout *layout)
2064 __u16 mirror_ids[128] = { 0 };
2065 struct collect_ids_data cid = { .cid_ids = mirror_ids,
2067 .cid_exclude = mirror_id, };
2070 llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
2072 for (i = 0; i < cid.cid_count; i++) {
2073 struct llapi_resync_comp comp_array[1024] = { { 0 } };
2076 comp_size = llapi_mirror_find_stale(layout, comp_array,
2077 ARRAY_SIZE(comp_array),
2086 static int mirror_split(const char *fname, __u32 id, const char *pool,
2087 enum mirror_flags mflags, const char *victim_file)
2089 struct llapi_layout *layout;
2090 char parent[PATH_MAX];
2091 char victim[PATH_MAX];
2092 int flags = O_CREAT | O_EXCL | O_LOV_DELAY_CREATE | O_NOFOLLOW;
2094 struct ll_ioc_lease *data;
2095 uint16_t mirror_count;
2099 bool purge = true; /* delete mirror by setting fdv=fd */
2103 if (victim_file && (strcmp(fname, victim_file) == 0)) {
2105 "error %s: the source file '%s' and -f file are the same\n",
2110 /* check fname contains mirror with mirror_id/comp_id */
2111 layout = llapi_layout_get_by_path(fname, 0);
2114 "error %s: file '%s' couldn't get layout\n",
2119 rc = llapi_layout_sanity(layout, false, true);
2121 llapi_layout_sanity_perror(rc);
2125 rc = llapi_layout_mirror_count_get(layout, &mirror_count);
2128 "error %s: file '%s' couldn't get mirror count\n",
2132 if (mirror_count < 2) {
2134 "error %s: file '%s' has %d component, cannot split\n",
2135 progname, fname, mirror_count);
2139 if (mflags & MF_COMP_POOL) {
2140 struct pool_to_id_cbdata data = { .pool = pool };
2142 rc = llapi_layout_comp_iterate(layout, find_mirror_id_by_pool,
2144 mirror_id = data.id;
2145 } else if (mflags & MF_COMP_ID) {
2146 rc = llapi_layout_comp_iterate(layout, find_comp_id, &id);
2147 mirror_id = mirror_id_of(id);
2149 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &id);
2153 fprintf(stderr, "error %s: failed to iterate layout of '%s'\n",
2156 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
2157 if (mflags & MF_COMP_POOL) {
2159 "error %s: file '%s' does not contain mirror with pool '%s'\n",
2160 progname, fname, pool);
2162 } else if (mflags & MF_COMP_ID) {
2164 "error %s: file '%s' does not contain mirror with comp-id %u\n",
2165 progname, fname, id);
2169 "error %s: file '%s' does not contain mirror with id %u\n",
2170 progname, fname, id);
2175 if (!victim_file && mflags & MF_DESTROY)
2176 /* Allow mirror split even without the key on encrypted files,
2177 * and in this case of a 'split -d', open file with O_DIRECT
2178 * (no IOs will be done).
2180 fd = open(fname, O_RDWR | O_DIRECT | O_FILE_ENC);
2182 fd = open(fname, O_RDWR);
2186 "error %s: open file '%s' failed: %s\n",
2187 progname, fname, strerror(errno));
2191 /* get victim file directory pathname */
2192 if (strlen(fname) > sizeof(parent) - 1) {
2193 fprintf(stderr, "error %s: file name of '%s' too long\n",
2198 strncpy(parent, fname, sizeof(parent));
2199 ptr = strrchr(parent, '/');
2201 if (!getcwd(parent, sizeof(parent))) {
2202 fprintf(stderr, "error %s: getcwd failed: %s\n",
2203 progname, strerror(errno));
2213 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
2215 fprintf(stderr, "%s: cannot get MDT index of '%s'\n",
2220 rc = llapi_file_is_encrypted(fd);
2222 fprintf(stderr, "%s: cannot get flags of '%s': %d\n",
2223 progname, fname, rc);
2230 /* use a temp file to store the splitted layout */
2231 if (mflags & MF_DESTROY) {
2232 char file_path[PATH_MAX];
2233 unsigned int rnumber;
2236 if (last_non_stale_mirror(mirror_id, layout)) {
2239 "%s: cannot destroy the last non-stale mirror of file '%s'\n",
2245 /* don't use volatile file for mirror destroy */
2249 * try the old way to delete mirror using
2254 rc = snprintf(file_path,
2256 "%s/" LUSTRE_VOLATILE_HDR ":%.4X:%.4X:fd=%.2d",
2260 rc >= sizeof(file_path)) {
2261 fdv = -ENAMETOOLONG;
2265 open_flags = O_RDWR |
2266 (O_LOV_DELAY_CREATE & ~O_ACCMODE) |
2267 O_CREAT | O_EXCL | O_NOFOLLOW |
2268 /* O_DIRECT for mirror split -d */
2270 /* Allow split without the key */
2272 fdv = open(file_path, open_flags,
2276 } while (fdv < 0 && rc == -EEXIST);
2282 "error %s: not permitted on encrypted file '%s': %d\n",
2283 progname, fname, rc);
2287 snprintf(victim, sizeof(victim), "%s.mirror~%u",
2289 fdv = open(victim, flags, S_IRUSR | S_IWUSR);
2292 /* user specified victim file */
2296 "error %s: not permitted on encrypted file '%s': %d\n",
2297 progname, fname, rc);
2300 fdv = open(victim_file, flags, S_IRUSR | S_IWUSR);
2305 "error %s: create victim file failed: %s\n",
2306 progname, strerror(errno));
2310 /* get lease lock of fname */
2311 rc = llapi_lease_acquire(fd, LL_LEASE_WRLCK);
2314 "error %s: cannot get lease of file '%s': %d\n",
2315 progname, fname, rc);
2319 /* Atomatically put lease, split layouts and close. */
2320 data = malloc(offsetof(typeof(*data), lil_ids[2]));
2326 data->lil_mode = LL_LEASE_UNLCK;
2327 data->lil_flags = LL_LEASE_LAYOUT_SPLIT;
2328 data->lil_count = 2;
2329 data->lil_ids[0] = fdv;
2330 data->lil_ids[1] = mirror_id;
2331 rc = llapi_lease_set(fd, data);
2333 if ((rc == -EINVAL || rc == -EBUSY) && purge) {
2334 /* could be old MDS which prohibit fd==fdv */
2339 if (rc == 0) /* lost lease lock */
2342 "error %s: cannot split '%s': %s\n",
2343 progname, fname, strerror(-rc));
2355 llapi_layout_free(layout);
2360 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
2361 __u16 *mirror_ids, int ids_nr);
2363 static int lfs_migrate_to_dom(int fd, int fdv, char *name,
2364 __u64 migration_flags)
2366 struct ll_ioc_lease *data = NULL;
2369 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
2371 error_loc = "cannot get lease";
2375 rc = migrate_nonblock(fd, fdv);
2379 /* Atomically put lease, merge layouts, resync and close. */
2380 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
2382 error_loc = "memory allocation";
2385 data->lil_mode = LL_LEASE_UNLCK;
2386 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
2387 data->lil_count = 1;
2388 data->lil_ids[0] = fdv;
2389 rc = llapi_lease_set(fd, data);
2391 error_loc = "cannot merge layout";
2393 } else if (rc == 0) {
2395 error_loc = "lost lease lock";
2401 rc = lfs_mirror_resync_file(name, data, NULL, 0);
2403 error_loc = "cannot resync file";
2407 /* delete first mirror now */
2408 rc = mirror_split(name, 1, NULL, MF_DESTROY, NULL);
2410 error_loc = "cannot delete old layout";
2414 llapi_lease_release(fd);
2420 fprintf(stderr, "error: %s: %s: %s: %s\n",
2421 progname, name, error_loc, strerror(-rc));
2422 else if (migration_flags & LLAPI_MIGRATION_VERBOSE)
2423 printf("%s\n", name);
2430 * Parse a string containing an target index list into an array of integers.
2432 * The input string contains a comma delimited list of individual
2433 * indices and ranges, for example "1,2-4,7". Add the indices into the
2434 * \a tgts array and remove duplicates.
2436 * \param[out] tgts array to store indices in
2437 * \param[in] size size of \a tgts array
2438 * \param[in] offset starting index in \a tgts
2439 * \param[in] arg string containing OST index list
2440 * \param[in/out] overstriping index list may contain duplicates
2442 * \retval positive number of indices in \a tgts
2443 * \retval -EINVAL unable to parse \a arg
2445 static int parse_targets(__u32 *tgts, int size, int offset, char *arg,
2446 unsigned long long *pattern)
2450 int slots = size - offset;
2452 bool overstriped = false;
2458 end_of_loop = false;
2459 while (!end_of_loop) {
2460 int start_index = 0;
2463 char *endptr = NULL;
2467 ptr = strchrnul(arg, ',');
2469 end_of_loop = *ptr == '\0';
2473 start_index = strtol(arg, &endptr, 0);
2474 if (endptr == arg) /* no data at all */
2476 if (errno != 0 || start_index < -1 ||
2477 (*endptr != '-' && *endptr != '\0'))
2480 end_index = start_index;
2481 if (*endptr == '-') {
2483 end_index = strtol(endptr + 1, &endptr, 0);
2484 if (errno != 0 || *endptr != '\0' || end_index < -1)
2486 if (end_index < start_index)
2490 for (i = start_index; i <= end_index && slots > 0; i++) {
2493 /* remove duplicate */
2494 for (j = 0; j < offset; j++) {
2495 if (tgts[j] == i && pattern &&
2496 *pattern == LLAPI_LAYOUT_OVERSTRIPING)
2498 else if (tgts[j] == i)
2504 if (j == offset) { /* check complete */
2510 if (slots == 0 && i < end_index)
2518 if (!end_of_loop && ptr)
2521 if (!overstriped && pattern)
2522 *pattern = LLAPI_LAYOUT_DEFAULT;
2524 return rc < 0 ? rc : nr;
2527 struct lfs_setstripe_args {
2528 unsigned long long lsa_comp_end;
2529 unsigned long long lsa_stripe_size;
2530 unsigned long long lsa_extension_size;
2531 long long lsa_stripe_count;
2532 long long lsa_stripe_off;
2533 __u32 lsa_comp_flags;
2534 __u32 lsa_comp_neg_flags;
2535 unsigned long long lsa_pattern;
2536 unsigned int lsa_mirror_count;
2538 bool lsa_first_comp;
2539 bool lsa_extension_comp;
2541 char *lsa_pool_name;
2544 static inline void setstripe_args_init(struct lfs_setstripe_args *lsa)
2546 unsigned int mirror_count = lsa->lsa_mirror_count;
2547 bool first_comp = lsa->lsa_first_comp;
2549 memset(lsa, 0, sizeof(*lsa));
2551 lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
2552 lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
2553 lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
2554 lsa->lsa_pattern = LLAPI_LAYOUT_RAID0;
2555 lsa->lsa_pool_name = NULL;
2557 lsa->lsa_mirror_count = mirror_count;
2558 lsa->lsa_first_comp = first_comp;
2562 * setstripe_args_init_inherit() - Initialize and inherit stripe options.
2563 * @lsa: Stripe options to be initialized and inherited.
2565 * This function initializes stripe options in @lsa and inherit
2566 * stripe_size, stripe_count and OST pool_name options.
2570 static inline void setstripe_args_init_inherit(struct lfs_setstripe_args *lsa)
2572 unsigned long long stripe_size;
2573 long long stripe_count;
2574 char *pool_name = NULL;
2576 stripe_size = lsa->lsa_stripe_size;
2577 stripe_count = lsa->lsa_stripe_count;
2578 pool_name = lsa->lsa_pool_name;
2580 setstripe_args_init(lsa);
2582 lsa->lsa_stripe_size = stripe_size;
2583 lsa->lsa_stripe_count = stripe_count;
2584 lsa->lsa_pool_name = pool_name;
2587 static inline bool setstripe_args_specified(struct lfs_setstripe_args *lsa)
2589 return (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT ||
2590 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ||
2591 lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
2592 lsa->lsa_pattern != LLAPI_LAYOUT_RAID0 ||
2593 lsa->lsa_comp_end != 0);
2596 static int lsa_args_stripe_count_check(struct lfs_setstripe_args *lsa)
2598 if (lsa->lsa_nr_tgts) {
2599 if (lsa->lsa_nr_tgts < 0 ||
2600 lsa->lsa_nr_tgts >= LOV_MAX_STRIPE_COUNT) {
2601 fprintf(stderr, "Invalid nr_tgts(%d)\n",
2607 if (lsa->lsa_stripe_count > 0 &&
2608 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
2609 lsa->lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
2610 lsa->lsa_nr_tgts != lsa->lsa_stripe_count) {
2611 fprintf(stderr, "stripe_count(%lld) != nr_tgts(%d)\n",
2612 lsa->lsa_stripe_count,
2624 * comp_args_to_layout() - Create or extend a composite layout.
2625 * @composite: Pointer to the composite layout.
2626 * @lsa: Stripe options for the new component.
2628 * This function creates or extends a composite layout by adding a new
2629 * component with stripe options from @lsa.
2631 * When modified, adjust llapi_stripe_param_verify() if needed as well.
2633 * Return: 0 on success or an error code on failure.
2635 static int comp_args_to_layout(struct llapi_layout **composite,
2636 struct lfs_setstripe_args *lsa,
2639 struct llapi_layout *layout = *composite;
2640 uint64_t prev_end = 0;
2646 layout = llapi_layout_alloc();
2648 fprintf(stderr, "Alloc llapi_layout failed. %s\n",
2653 *composite = layout;
2654 lsa->lsa_first_comp = true;
2659 * Get current component extent, current component
2660 * must be the tail component.
2662 rc = llapi_layout_comp_extent_get(layout, &start, &prev_end);
2664 fprintf(stderr, "Get comp extent failed. %s\n",
2669 if (lsa->lsa_first_comp) {
2671 rc = llapi_layout_add_first_comp(layout);
2673 rc = llapi_layout_comp_add(layout);
2676 fprintf(stderr, "Add component failed. %s\n",
2682 rc = llapi_layout_comp_flags_set(layout, lsa->lsa_comp_flags);
2684 fprintf(stderr, "Set flags 0x%x failed: %s\n",
2685 lsa->lsa_comp_flags, strerror(errno));
2690 uint64_t comp_end = lsa->lsa_comp_end;
2693 * The extendable component is 0-length, so it can be removed
2694 * if there is insufficient space to extend it.
2696 if (lsa->lsa_extension_comp)
2697 comp_end = prev_end;
2699 rc = llapi_layout_comp_extent_set(layout, prev_end,
2702 fprintf(stderr, "Set extent [%lu, %lu) failed. %s\n",
2703 prev_end, comp_end, strerror(errno));
2707 /* reset lsa_first_comp */
2708 lsa->lsa_first_comp = false;
2710 /* Data-on-MDT component setting */
2711 if (lsa->lsa_pattern == LLAPI_LAYOUT_MDT) {
2713 if (lsa->lsa_stripe_count == 0)
2714 lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
2715 if (lsa->lsa_stripe_size == lsa->lsa_comp_end)
2716 lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
2717 if (lsa->lsa_stripe_off == -1 ||
2718 lsa->lsa_stripe_off == 0)
2719 lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
2721 * In case of Data-on-MDT patterns the only extra option
2722 * applicable is stripe size option.
2724 if (lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
2726 "Option 'stripe-count' can't be specified with Data-on-MDT component: %lld\n",
2727 lsa->lsa_stripe_count);
2731 if (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT &&
2732 lsa->lsa_stripe_size != lsa->lsa_comp_end - prev_end) {
2734 "Option 'stripe-size' can't be specified with Data-on-MDT component: %llu\n",
2735 lsa->lsa_stripe_size);
2739 if (lsa->lsa_nr_tgts != 0) {
2741 "Option 'ost-list' can't be specified with Data-on-MDT component: '%i'\n",
2746 if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT) {
2748 "Option 'stripe-offset' can't be specified with Data-on-MDT component: %lld\n",
2749 lsa->lsa_stripe_off);
2753 if (lsa->lsa_pool_name != 0) {
2755 "Option 'pool' can't be specified with Data-on-MDT component: '%s'\n",
2756 lsa->lsa_pool_name);
2761 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2763 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2768 /* Data-on-MDT component has always single stripe up to end */
2769 lsa->lsa_stripe_size = lsa->lsa_comp_end;
2770 } else if (lsa->lsa_pattern == LLAPI_LAYOUT_OVERSTRIPING) {
2771 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2773 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2780 size = lsa->lsa_comp_flags & LCME_FL_EXTENSION ?
2781 lsa->lsa_extension_size : lsa->lsa_stripe_size;
2783 if (lsa->lsa_comp_flags & LCME_FL_EXTENSION)
2784 rc = llapi_layout_extension_size_set(layout, size);
2786 rc = llapi_layout_stripe_size_set(layout, size);
2789 fprintf(stderr, "Set stripe size %lu failed: %s\n",
2790 size, strerror(errno));
2794 rc = llapi_layout_stripe_count_set(layout, lsa->lsa_stripe_count);
2796 fprintf(stderr, "Set stripe count %lld failed: %s\n",
2797 lsa->lsa_stripe_count, strerror(errno));
2801 if (lsa->lsa_pool_name) {
2802 rc = llapi_layout_pool_name_set(layout, lsa->lsa_pool_name);
2804 fprintf(stderr, "Set pool name: %s failed. %s\n",
2805 lsa->lsa_pool_name, strerror(errno));
2809 rc = llapi_layout_pool_name_set(layout, "");
2811 fprintf(stderr, "Clear pool name failed: %s\n",
2817 rc = lsa_args_stripe_count_check(lsa);
2821 if (lsa->lsa_nr_tgts > 0) {
2824 for (i = 0; i < lsa->lsa_nr_tgts; i++) {
2825 rc = llapi_layout_ost_index_set(layout, i,
2830 /* Make sure stripe offset is in OST list. */
2831 if (lsa->lsa_tgts[i] == lsa->lsa_stripe_off)
2835 fprintf(stderr, "Invalid stripe offset '%lld', not in the target list",
2836 lsa->lsa_stripe_off);
2840 } else if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT &&
2841 lsa->lsa_stripe_off != -1) {
2842 rc = llapi_layout_ost_index_set(layout, 0, lsa->lsa_stripe_off);
2845 fprintf(stderr, "Set ost index %d failed. %s\n",
2846 i, strerror(errno));
2850 /* Create the second, virtual component of extension space */
2851 if (lsa->lsa_extension_comp) {
2852 lsa->lsa_comp_flags |= LCME_FL_EXTENSION;
2853 lsa->lsa_extension_comp = false;
2860 static int build_component(struct llapi_layout **layout,
2861 struct lfs_setstripe_args *lsa, bool set_extent)
2865 rc = comp_args_to_layout(layout, lsa, set_extent);
2869 if (lsa->lsa_mirror_count > 0) {
2870 rc = llapi_layout_mirror_count_set(*layout,
2871 lsa->lsa_mirror_count);
2875 rc = llapi_layout_flags_set(*layout, LCM_FL_RDONLY);
2878 lsa->lsa_mirror_count = 0;
2884 static int build_prev_component(struct llapi_layout **layout,
2885 struct lfs_setstripe_args *prev,
2886 struct lfs_setstripe_args *lsa,
2889 int extension = lsa->lsa_comp_flags & LCME_FL_EXTENSION;
2892 if (prev->lsa_stripe_size) {
2894 prev->lsa_comp_end = lsa->lsa_comp_end;
2895 prev->lsa_extension_size = lsa->lsa_extension_size;
2896 prev->lsa_extension_comp = true;
2899 rc = build_component(layout, prev, true);
2905 * Copy lsa to previous lsa;
2906 * if this is an extension component, make the previous invalid;
2909 prev->lsa_stripe_size = 0;
2916 #ifndef LCME_TEMPLATE_FLAGS
2917 #define LCME_TEMPLATE_FLAGS (LCME_FL_PREF_RW | LCME_FL_NOSYNC | \
2921 static int build_layout_from_yaml_node(struct cYAML *node,
2922 struct llapi_layout **layout,
2923 struct lfs_setstripe_args *lsa,
2924 struct lfs_setstripe_args *prevp)
2926 struct lfs_setstripe_args prev = { 0 };
2927 __u32 *osts = lsa->lsa_tgts;
2935 string = node->cy_string;
2937 if (node->cy_type == CYAML_TYPE_OBJECT) {
2938 /* go deep to sub blocks */
2939 if (string && !strncmp(string, "component", 9) &&
2940 strncmp(string, "component0", 10) &&
2941 strncmp(string, "components", 10)) {
2942 rc = build_prev_component(layout, prevp, lsa,
2947 /* initialize lsa. */
2948 setstripe_args_init(lsa);
2949 lsa->lsa_first_comp = false;
2950 lsa->lsa_tgts = osts;
2953 rc = build_layout_from_yaml_node(node->cy_child, layout,
2958 if (!node->cy_string)
2961 /* skip leading lmm_ if present, to simplify parsing */
2962 if (strncmp(string, "lmm_", 4) == 0)
2965 if (node->cy_type == CYAML_TYPE_STRING) {
2966 if (!strcmp(string, "lcme_extent.e_end")) {
2967 if (!strcmp(node->cy_valuestring, "EOF") ||
2968 !strcmp(node->cy_valuestring, "eof"))
2969 lsa->lsa_comp_end = LUSTRE_EOF;
2970 } else if (!strcmp(string, "pool")) {
2971 lsa->lsa_pool_name = node->cy_valuestring;
2972 } else if (!strcmp(string, "pattern")) {
2973 if (!strcmp(node->cy_valuestring, "mdt"))
2974 lsa->lsa_pattern = LLAPI_LAYOUT_MDT;
2975 if (!strcmp(node->cy_valuestring,
2976 "raid0,overstriped"))
2978 LLAPI_LAYOUT_OVERSTRIPING;
2979 } else if (!strcmp(string, "lcme_flags")) {
2980 rc = comp_str2flags(node->cy_valuestring,
2981 &lsa->lsa_comp_flags,
2982 &lsa->lsa_comp_neg_flags);
2986 * Only template flags have meaning in
2987 * the layout for a new file
2989 lsa->lsa_comp_flags &= LCME_TEMPLATE_FLAGS;
2991 } else if (node->cy_type == CYAML_TYPE_NUMBER) {
2992 if (!strcmp(string, "lcm_mirror_count")) {
2993 lsa->lsa_mirror_count = node->cy_valueint;
2994 } else if (!strcmp(string, "lcme_extent.e_start")) {
2995 if (node->cy_valueint == 0)
2996 lsa->lsa_first_comp = true;
2997 } else if (!strcmp(string, "lcme_extent.e_end")) {
2998 if (node->cy_valueint == -1)
2999 lsa->lsa_comp_end = LUSTRE_EOF;
3001 lsa->lsa_comp_end = node->cy_valueint;
3002 } else if (!strcmp(string, "stripe_count")) {
3003 lsa->lsa_stripe_count = node->cy_valueint;
3004 } else if (!strcmp(string, "stripe_size")) {
3005 lsa->lsa_stripe_size = node->cy_valueint;
3006 } else if (!strcmp(string, "extension_size")) {
3007 lsa->lsa_extension_size = node->cy_valueint;
3008 lsa->lsa_extension_comp = true;
3009 } else if (!strcmp(string, "stripe_offset")) {
3010 lsa->lsa_stripe_off = node->cy_valueint;
3011 } else if (!strcmp(string, "l_ost_idx")) {
3012 osts[lsa->lsa_nr_tgts] = node->cy_valueint;
3017 node = node->cy_next;
3020 if (prevp == &prev) {
3021 rc = build_prev_component(layout, prevp, lsa, true);
3025 if (!(lsa->lsa_comp_flags & LCME_FL_EXTENSION))
3026 rc = build_component(layout, lsa, *layout != NULL);
3032 static int lfs_comp_create_from_yaml(char *template,
3033 struct llapi_layout **layout,
3034 struct lfs_setstripe_args *lsa,
3037 struct cYAML *tree = NULL, *err_rc = NULL;
3040 tree = cYAML_build_tree(template, NULL, 0, &err_rc, false);
3042 fprintf(stderr, "%s: cannot parse YAML file %s\n",
3043 progname, template);
3044 cYAML_build_error(-EINVAL, -1, "yaml", "from comp yaml",
3045 "can't parse", &err_rc);
3046 cYAML_print_tree2file(stderr, err_rc);
3047 cYAML_free_tree(err_rc);
3052 /* initialize lsa for plain file */
3053 setstripe_args_init(lsa);
3054 lsa->lsa_tgts = osts;
3056 rc = build_layout_from_yaml_node(tree, layout, lsa, NULL);
3058 fprintf(stderr, "%s: cannot build layout from YAML file %s.\n",
3059 progname, template);
3062 /* clean clean lsa */
3063 setstripe_args_init(lsa);
3067 cYAML_free_tree(tree);
3072 * Get the extension size from the next (SEL) component and extend the
3073 * current component on it. The start of the next component is to be
3076 * \param[in] layout the current layout
3077 * \param[in] start the start of the current component
3078 * \param[in,out] end the end of the current component
3079 * \param[in] offset the offset to adjust the end position to instead of
3082 * \retval 0 - extended successfully
3083 * \retval < 0 - error
3085 static int layout_extend_comp(struct llapi_layout *layout,
3086 uint64_t start, uint64_t *end,
3089 uint64_t size, next_start, next_end;
3092 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_NEXT);
3095 "%s setstripe: cannot move component cursor: %s\n",
3096 progname, strerror(errno));
3101 * Even if the @size will not be used below, this will fail if
3102 * this is not a SEL component - a good confirmation we are
3103 * working on right components.
3105 rc = llapi_layout_extension_size_get(layout, &size);
3108 "%s setstripe: cannot get component ext size: %s\n",
3109 progname, strerror(errno));
3113 rc = llapi_layout_comp_extent_get(layout, &next_start, &next_end);
3115 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
3116 progname, strerror(errno));
3120 next_start += offset ?: size;
3121 rc = llapi_layout_comp_extent_set(layout, next_start, next_end);
3123 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
3124 progname, strerror(errno));
3128 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_PREV);
3131 "%s setstripe: cannot move component cursor: %s\n",
3132 progname, strerror(errno));
3136 *end += offset ?: size;
3137 rc = llapi_layout_comp_extent_set(layout, start, *end);
3139 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
3140 progname, strerror(errno));
3148 * In 'lfs setstripe --component-add' mode, we need to fetch the extent
3149 * end of the last component in the existing file, and adjust the
3150 * first extent start of the components to be added accordingly.
3152 * In the create mode, we need to check if the first component is an extendable
3153 * SEL component and extend its length to the extension size (first component
3154 * of the PFL file is initialised at the create time, cannot be 0-lenght.
3156 static int layout_adjust_first_extent(char *fname, struct llapi_layout *layout,
3159 struct llapi_layout *head;
3160 uint64_t start = 0, prev_end = 0;
3164 if (!layout || !(comp_add || llapi_layout_is_composite(layout)))
3169 head = llapi_layout_get_by_path(fname, 0);
3172 "%s setstripe: cannot read layout from '%s': %s\n",
3173 progname, fname, strerror(errno));
3175 } else if (errno == ENODATA) {
3177 * file without LOVEA, this component-add will be turned
3178 * into a component-create.
3180 llapi_layout_free(head);
3184 * the new layout will be added to an empty one, it
3185 * still needs to be adjusted below
3189 } else if (!llapi_layout_is_composite(head)) {
3191 "%s setstripe: '%s' not a composite file\n",
3193 llapi_layout_free(head);
3197 rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
3200 "%s setstripe: cannot get prev extent: %s\n",
3201 progname, strerror(errno));
3202 llapi_layout_free(head);
3206 llapi_layout_free(head);
3210 /* Make sure we use the first component of the layout to be added. */
3211 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
3214 "%s setstripe: cannot move component cursor: %s\n",
3215 progname, strerror(errno));
3219 rc = llapi_layout_comp_extent_get(layout, &start, &end);
3221 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
3222 progname, strerror(errno));
3226 if (start == 0 && end == 0) {
3227 rc = layout_extend_comp(layout, start, &end,
3228 comp_add ? prev_end : 0);
3233 if (start > prev_end || end < prev_end) {
3235 "%s setstripe: first extent [%lu, %lu) not adjacent with extent end %lu\n",
3236 progname, start, end, prev_end);
3240 rc = llapi_layout_comp_extent_set(layout, prev_end, end);
3243 "%s setstripe: cannot set component extent [%lu, %lu): %s\n",
3244 progname, prev_end, end, strerror(errno));
3251 static int mirror_adjust_first_extents(struct mirror_args *list)
3259 rc = layout_adjust_first_extent(NULL, list->m_layout, false);
3262 list = list->m_next;
3268 static inline bool arg_is_eof(char *arg)
3270 return !strncmp(arg, "-1", strlen("-1")) ||
3271 !strncmp(arg, "EOF", strlen("EOF")) ||
3272 !strncmp(arg, "eof", strlen("eof"));
3276 * lfs_mirror_alloc() - Allocate a mirror argument structure.
3278 * Return: Valid mirror_args pointer on success and
3279 * NULL if memory allocation fails.
3281 static struct mirror_args *lfs_mirror_alloc(void)
3283 struct mirror_args *mirror = NULL;
3286 mirror = calloc(1, sizeof(*mirror));
3288 mirror->m_inherit = false;
3299 * lfs_mirror_free() - Free memory allocated for a mirror argument
3301 * @mirror: Previously allocated mirror argument structure by
3302 * lfs_mirror_alloc().
3304 * Free memory allocated for @mirror.
3308 static void lfs_mirror_free(struct mirror_args *mirror)
3310 if (mirror->m_layout)
3311 llapi_layout_free(mirror->m_layout);
3316 * lfs_mirror_list_free() - Free memory allocated for a mirror list.
3317 * @mirror_list: Previously allocated mirror list.
3319 * Free memory allocated for @mirror_list.
3323 static void lfs_mirror_list_free(struct mirror_args *mirror_list)
3325 struct mirror_args *next_mirror = NULL;
3327 while (mirror_list) {
3328 next_mirror = mirror_list->m_next;
3329 lfs_mirror_free(mirror_list);
3330 mirror_list = next_mirror;
3335 LFS_SETQUOTA_DELETE = 1,
3343 LFS_COMP_NO_VERIFY_OPT,
3345 LFS_LAYOUT_FLAGS_OPT, /* used for mirror and foreign flags */
3347 LFS_MIRROR_STATE_OPT,
3349 LFS_MIRROR_INDEX_OPT,
3350 LFS_LAYOUT_FOREIGN_OPT,
3358 #ifndef LCME_USER_MIRROR_FLAGS
3359 /* The mirror flags can be set by users at creation time. */
3360 #define LCME_USER_MIRROR_FLAGS (LCME_FL_PREF_RW)
3364 static int lfs_setstripe_internal(int argc, char **argv,
3365 enum setstripe_origin opc)
3367 struct lfs_setstripe_args lsa = { 0 };
3368 struct llapi_stripe_param *param = NULL;
3369 struct find_param migrate_mdt_param = {
3379 unsigned long long size_units = 1;
3380 bool migrate_mode = false;
3381 bool migrate_mdt_mode = false;
3382 bool setstripe_mode = false;
3383 bool migration_block = false;
3384 __u64 migration_flags = 0;
3385 __u32 tgts[LOV_MAX_STRIPE_COUNT] = { 0 };
3386 int comp_del = 0, comp_set = 0;
3389 struct llapi_layout *layout = NULL;
3390 struct llapi_layout **lpp = &layout;
3391 bool mirror_mode = false;
3392 bool has_m_file = false;
3393 __u32 mirror_count = 0;
3394 enum mirror_flags mirror_flags = 0;
3395 struct mirror_args *mirror_list = NULL;
3396 struct mirror_args *new_mirror = NULL;
3397 struct mirror_args *last_mirror = NULL;
3398 __u16 mirror_id = 0;
3400 bool from_yaml = false;
3401 bool from_copy = false;
3402 char *template = NULL;
3403 bool foreign_mode = false;
3405 uint32_t type = LU_FOREIGN_TYPE_NONE, flags = 0;
3406 char *mode_opt = NULL;
3407 mode_t previous_umask = 0;
3408 mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
3410 struct option long_opts[] = {
3411 /* find { .val = '0', .name = "null", .has_arg = no_argument }, */
3412 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
3413 /* --block is only valid in migrate mode */
3414 { .val = 'b', .name = "block", .has_arg = no_argument },
3415 /* find { .val = 'B', .name = "btime", .has_arg = required_argument }*/
3416 { .val = LFS_COMP_ADD_OPT,
3417 .name = "comp-add", .has_arg = no_argument },
3418 { .val = LFS_COMP_ADD_OPT,
3419 .name = "component-add", .has_arg = no_argument },
3420 { .val = LFS_COMP_DEL_OPT,
3421 .name = "comp-del", .has_arg = no_argument },
3422 { .val = LFS_COMP_DEL_OPT,
3423 .name = "component-del", .has_arg = no_argument },
3424 { .val = LFS_COMP_FLAGS_OPT,
3425 .name = "comp-flags", .has_arg = required_argument },
3426 { .val = LFS_COMP_FLAGS_OPT,
3427 .name = "component-flags",
3428 .has_arg = required_argument },
3429 { .val = LFS_COMP_SET_OPT,
3430 .name = "comp-set", .has_arg = no_argument },
3431 { .val = LFS_COMP_SET_OPT,
3432 .name = "component-set",
3433 .has_arg = no_argument},
3434 { .val = LFS_COMP_NO_VERIFY_OPT,
3435 .name = "no-verify", .has_arg = no_argument},
3436 { .val = LFS_LAYOUT_FLAGS_OPT,
3437 .name = "flags", .has_arg = required_argument},
3438 { .val = LFS_LAYOUT_FOREIGN_OPT,
3439 .name = "foreign", .has_arg = optional_argument},
3440 { .val = LFS_MIRROR_ID_OPT,
3441 .name = "mirror-id", .has_arg = required_argument},
3442 { .val = LFS_MODE_OPT,
3443 .name = "mode", .has_arg = required_argument},
3444 { .val = LFS_LAYOUT_COPY,
3445 .name = "copy", .has_arg = required_argument},
3446 { .val = 'c', .name = "stripe-count", .has_arg = required_argument},
3447 { .val = 'c', .name = "stripe_count", .has_arg = required_argument},
3448 { .val = 'c', .name = "mdt-count", .has_arg = required_argument},
3449 { .val = 'C', .name = "overstripe-count",
3450 .has_arg = required_argument},
3451 { .val = 'd', .name = "delete", .has_arg = no_argument},
3452 { .val = 'd', .name = "destroy", .has_arg = no_argument},
3453 /* used with "lfs migrate -m" */
3454 { .val = 'd', .name = "directory", .has_arg = no_argument},
3455 /* --non-direct is only valid in migrate mode */
3456 { .val = 'D', .name = "non-direct", .has_arg = no_argument },
3457 { .val = 'E', .name = "comp-end", .has_arg = required_argument},
3458 { .val = 'E', .name = "component-end",
3459 .has_arg = required_argument},
3460 { .val = 'f', .name = "file", .has_arg = required_argument },
3461 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
3462 /* find { .val = 'g', .name = "gid", .has_arg = no_argument }, */
3463 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
3464 { .val = 'h', .name = "help", .has_arg = no_argument },
3465 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument},
3466 { .val = 'i', .name = "stripe-index", .has_arg = required_argument},
3467 { .val = 'i', .name = "stripe_index", .has_arg = required_argument},
3468 { .val = 'I', .name = "comp-id", .has_arg = required_argument},
3469 { .val = 'I', .name = "component-id", .has_arg = required_argument},
3470 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
3471 { .val = 'L', .name = "layout", .has_arg = required_argument },
3472 { .val = 'm', .name = "mdt", .has_arg = required_argument},
3473 { .val = 'm', .name = "mdt-index", .has_arg = required_argument},
3474 { .val = 'm', .name = "mdt_index", .has_arg = required_argument},
3475 /* --non-block is only valid in migrate mode */
3476 { .val = 'n', .name = "non-block", .has_arg = no_argument },
3477 { .val = 'N', .name = "mirror-count", .has_arg = optional_argument},
3478 { .val = 'o', .name = "ost", .has_arg = required_argument },
3479 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3480 { .val = 'o', .name = "ost-list", .has_arg = required_argument },
3481 { .val = 'o', .name = "ost_list", .has_arg = required_argument },
3483 { .val = 'p', .name = "pool", .has_arg = required_argument },
3484 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
3485 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
3486 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
3487 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
3488 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
3489 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
3490 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
3491 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
3492 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
3493 /* --verbose is only valid in migrate mode */
3494 { .val = 'v', .name = "verbose", .has_arg = no_argument},
3495 { .val = 'x', .name = "xattr", .has_arg = required_argument },
3496 /* dirstripe { .val = 'X',.name = "max-inherit",.has_arg = required_argument }*/
3497 { .val = 'y', .name = "yaml", .has_arg = required_argument },
3498 { .val = 'z', .name = "ext-size", .has_arg = required_argument},
3499 { .val = 'z', .name = "extension-size", .has_arg = required_argument},
3502 setstripe_args_init(&lsa);
3504 migrate_mode = (opc == SO_MIGRATE);
3505 mirror_mode = (opc == SO_MIRROR_CREATE || opc == SO_MIRROR_EXTEND);
3506 setstripe_mode = (opc == SO_SETSTRIPE);
3507 if (opc == SO_MIRROR_DELETE) {
3509 mirror_flags = MF_DESTROY;
3512 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
3514 while ((c = getopt_long(argc, argv,
3515 "bc:C:dDE:f:hH:i:I:m:N::no:p:L:s:S:vx:y:z:",
3516 long_opts, NULL)) >= 0) {
3522 case LFS_COMP_ADD_OPT:
3525 case LFS_COMP_DEL_OPT:
3528 case LFS_COMP_FLAGS_OPT:
3529 result = comp_str2flags(optarg, &lsa.lsa_comp_flags,
3530 &lsa.lsa_comp_neg_flags);
3533 if (mirror_mode && lsa.lsa_comp_neg_flags) {
3535 "%s: inverted flags are not supported\n",
3540 case LFS_COMP_SET_OPT:
3543 case LFS_COMP_NO_VERIFY_OPT:
3544 mirror_flags |= MF_NO_VERIFY;
3546 case LFS_MIRROR_ID_OPT: {
3547 unsigned long int id;
3550 id = strtoul(optarg, &end, 0);
3551 if (errno != 0 || *end != '\0' || id == 0 ||
3554 "%s %s: invalid mirror ID '%s'\n",
3555 progname, argv[0], optarg);
3559 mirror_id = (__u16)id;
3562 case LFS_LAYOUT_FLAGS_OPT: {
3565 /* check for numeric flags (foreign and mirror cases) */
3566 if (setstripe_mode && !mirror_mode && !last_mirror) {
3568 flags = strtoul(optarg, &end, 16);
3569 if (errno != 0 || *end != '\0' ||
3570 flags >= UINT32_MAX) {
3572 "%s %s: invalid hex flags '%s'\n",
3573 progname, argv[0], optarg);
3576 if (!foreign_mode) {
3578 "%s %s: hex flags must be specified with --foreign option\n",
3585 if (!mirror_mode || !last_mirror) {
3587 "error: %s: --flags must be specified with --mirror-count|-N option\n",
3592 result = comp_str2flags(optarg, &last_mirror->m_flags,
3599 "%s: inverted flags are not supported\n",
3604 if (last_mirror->m_flags & ~LCME_USER_MIRROR_FLAGS) {
3606 "%s: unsupported mirror flags: %s\n",
3613 case LFS_LAYOUT_FOREIGN_OPT:
3615 /* check pure numeric */
3616 type = strtoul(optarg, &end, 0);
3619 type = check_foreign_type_name(optarg);
3620 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
3622 "%s %s: unrecognized foreign type '%s'\n",
3627 } else if (type >= UINT32_MAX) {
3629 "%s %s: invalid foreign type '%s'\n",
3630 progname, argv[0], optarg);
3634 foreign_mode = true;
3639 mode = strtoul(mode_opt, &end, 8);
3642 "%s %s: bad mode '%s'\n",
3643 progname, argv[0], mode_opt);
3646 previous_umask = umask(0);
3649 case LFS_LAYOUT_COPY:
3654 if (!migrate_mode) {
3656 "%s %s: -b|--block valid only for migrate command\n",
3660 migration_block = true;
3663 if (lsa.lsa_pattern == LLAPI_LAYOUT_MDT) {
3665 "%s %s: -C|--overstripe-count incompatible with DoM layout\n",
3669 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3673 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
3674 if (errno != 0 || *end != '\0'|| optarg == end ||
3675 lsa.lsa_stripe_count < -1 ||
3676 lsa.lsa_stripe_count > LOV_MAX_STRIPE_COUNT) {
3678 "%s %s: invalid stripe count '%s'\n",
3679 progname, argv[0], optarg);
3683 if (lsa.lsa_stripe_count == -1)
3684 lsa.lsa_stripe_count = LLAPI_LAYOUT_WIDE;
3688 migrate_mdt_param.fp_max_depth = 1;
3690 /* delete the default striping pattern */
3692 if (opc == SO_MIRROR_SPLIT) {
3695 "%s %s: -d cannot used with -f\n",
3699 mirror_flags |= MF_DESTROY;
3704 if (!migrate_mode) {
3706 "%s %s: -D|--non-direct is valid only for migrate command\n",
3710 migration_flags |= LLAPI_MIGRATION_NONDIRECT;
3713 if (lsa.lsa_comp_end != 0) {
3714 result = comp_args_to_layout(lpp, &lsa, true);
3716 fprintf(stderr, "%s: invalid layout\n",
3721 setstripe_args_init_inherit(&lsa);
3724 if (arg_is_eof(optarg)) {
3725 lsa.lsa_comp_end = LUSTRE_EOF;
3727 result = llapi_parse_size(optarg,
3730 /* assume units of KB if too small */
3731 if (lsa.lsa_comp_end < 4096)
3732 lsa.lsa_comp_end *= 1024;
3734 lsa.lsa_comp_end & (LOV_MIN_STRIPE_SIZE - 1)) {
3736 "%s %s: invalid component end '%s'\n",
3737 progname, argv[0], optarg);
3743 if (!migrate_mode) {
3745 "--mdt-hash is valid only for migrate command\n");
3749 lsa.lsa_pattern = check_hashtype(optarg);
3750 if (lsa.lsa_pattern == 0) {
3752 "%s %s: bad stripe hash type '%s'\n",
3753 progname, argv[0], optarg);
3759 lsa.lsa_stripe_off = strtol(optarg, &end, 0);
3760 if (errno != 0 || *end != '\0' || optarg == end ||
3761 lsa.lsa_stripe_off < -1 ||
3762 lsa.lsa_stripe_off > LOV_V1_INSANE_STRIPE_COUNT) {
3764 "%s %s: invalid stripe offset '%s'\n",
3765 progname, argv[0], optarg);
3768 if (lsa.lsa_stripe_off == -1)
3769 lsa.lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
3772 comp_id = strtoul(optarg, &end, 0);
3773 if (*end != '\0' || comp_id == 0 ||
3774 comp_id > LCME_ID_MAX) {
3776 "%s %s: invalid component ID '%s'\n",
3777 progname, argv[0], optarg);
3782 if (opc != SO_MIRROR_EXTEND && opc != SO_MIRROR_SPLIT) {
3784 "error: %s: invalid option: %s\n",
3785 progname, argv[optopt + 1]);
3788 if (opc == SO_MIRROR_EXTEND) {
3791 "error: %s: '-N' must exist in front of '%s'\n",
3792 progname, argv[optopt + 1]);
3795 last_mirror->m_file = optarg;
3796 last_mirror->m_count = 1;
3800 mirror_list = lfs_mirror_alloc();
3801 mirror_list->m_file = optarg;
3806 if (strcmp(argv[optind - 1], "mdt") == 0) {
3807 /* Can be only the first component */
3811 "error: 'mdt' layout can be only the first one\n");
3814 if (lsa.lsa_comp_end > (1ULL << 30)) { /* 1Gb */
3817 "error: 'mdt' layout size is too big\n");
3820 lsa.lsa_pattern = LLAPI_LAYOUT_MDT;
3821 lsa.lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
3822 } else if (strcmp(argv[optind - 1], "raid0") != 0) {
3825 "error: layout '%s' is unknown, supported layouts are: 'mdt', 'raid0'\n",
3831 if (!migrate_mode) {
3833 "%s %s: -m|--mdt-index is valid only for migrate command\n",
3837 migrate_mdt_mode = true;
3838 lsa.lsa_nr_tgts = parse_targets(tgts,
3839 sizeof(tgts) / sizeof(__u32),
3840 lsa.lsa_nr_tgts, optarg, NULL);
3841 if (lsa.lsa_nr_tgts < 0) {
3843 "%s: invalid MDT target(s) '%s'\n",
3848 lsa.lsa_tgts = tgts;
3849 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3850 lsa.lsa_stripe_off = tgts[0];
3853 if (!migrate_mode) {
3855 "%s %s: -n|--non-block valid only for migrate command\n",
3859 migration_flags |= LLAPI_MIGRATION_NONBLOCK;
3862 if (opc == SO_SETSTRIPE) {
3863 opc = SO_MIRROR_CREATE;
3869 mirror_count = strtoul(optarg, &end, 0);
3870 if (errno != 0 || *end != '\0' ||
3871 mirror_count == 0 ||
3872 mirror_count > LUSTRE_MIRROR_COUNT_MAX) {
3874 "error: %s: bad mirror count: %s\n",
3881 new_mirror = lfs_mirror_alloc();
3882 new_mirror->m_count = mirror_count;
3885 mirror_list = new_mirror;
3888 /* wrap up last mirror */
3889 if (!setstripe_args_specified(&lsa))
3890 last_mirror->m_inherit = true;
3891 if (lsa.lsa_comp_end == 0)
3892 lsa.lsa_comp_end = LUSTRE_EOF;
3894 result = comp_args_to_layout(lpp, &lsa, true);
3896 lfs_mirror_free(new_mirror);
3900 setstripe_args_init_inherit(&lsa);
3902 last_mirror->m_next = new_mirror;
3905 last_mirror = new_mirror;
3906 lpp = &last_mirror->m_layout;
3909 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3910 if (strcmp(argv[optind - 1], "--ost-list") == 0)
3912 "warning: '--ost-list' is deprecated, use '--ost' instead\n");
3914 if (lsa.lsa_pattern == LLAPI_LAYOUT_MDT) {
3916 "%s %s: -o|--ost incompatible with DoM layout\n",
3921 * -o allows overstriping, and must note it because
3922 * parse_targets is shared with MDT striping, which
3923 * does not allow duplicates
3925 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3926 lsa.lsa_nr_tgts = parse_targets(tgts,
3927 sizeof(tgts) / sizeof(__u32),
3928 lsa.lsa_nr_tgts, optarg,
3930 if (lsa.lsa_nr_tgts < 0) {
3932 "%s %s: invalid OST target(s) '%s'\n",
3933 progname, argv[0], optarg);
3937 lsa.lsa_tgts = tgts;
3938 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3939 lsa.lsa_stripe_off = tgts[0];
3944 lsa.lsa_pool_name = optarg;
3946 if (strlen(lsa.lsa_pool_name) == 0 ||
3947 strncmp(lsa.lsa_pool_name, "none",
3948 LOV_MAXPOOLNAME) == 0)
3949 lsa.lsa_pool_name = NULL;
3952 result = llapi_parse_size(optarg, &lsa.lsa_stripe_size,
3954 /* assume units of KB if too small to be valid */
3955 if (lsa.lsa_stripe_size < 4096)
3956 lsa.lsa_stripe_size *= 1024;
3958 lsa.lsa_stripe_size & (LOV_MIN_STRIPE_SIZE - 1)) {
3960 "%s %s: invalid stripe size '%s'\n",
3961 progname, argv[0], optarg);
3966 if (!migrate_mode) {
3968 "%s %s: -v|--verbose valid only for migrate command\n",
3972 migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
3973 migration_flags = LLAPI_MIGRATION_VERBOSE;
3983 result = llapi_parse_size(optarg,
3984 &lsa.lsa_extension_size,
3988 "%s %s: invalid extension size '%s'\n",
3989 progname, argv[0], optarg);
3993 lsa.lsa_extension_comp = true;
3996 fprintf(stderr, "%s: unrecognized option '%s'\n",
3997 progname, argv[optind - 1]);
4003 fname = argv[optind];
4005 if (optind == argc) {
4006 fprintf(stderr, "%s %s: FILE must be specified\n",
4011 /* lfs migrate $filename should keep the file's layout by default */
4012 if (migrate_mode && !layout && !from_yaml &&
4013 !setstripe_args_specified(&lsa) && !lsa.lsa_pool_name)
4016 if (xattr && !foreign_mode) {
4018 * only print a warning as this is harmless and will be ignored
4021 "%s %s: xattr has been specified for non-foreign layout\n",
4023 } else if (foreign_mode && !xattr) {
4025 "%s %s: xattr must be provided in foreign mode\n",
4030 if (foreign_mode && (!setstripe_mode || comp_add | comp_del ||
4031 comp_set || comp_id || delete || from_copy ||
4032 setstripe_args_specified(&lsa) || lsa.lsa_nr_tgts ||
4035 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
4040 if (mirror_mode && mirror_count == 0) {
4042 "error: %s: --mirror-count|-N option is required\n",
4049 if (!setstripe_args_specified(&lsa))
4050 last_mirror->m_inherit = true;
4051 if (lsa.lsa_comp_end == 0)
4052 lsa.lsa_comp_end = LUSTRE_EOF;
4055 if (lsa.lsa_comp_end != 0) {
4056 result = comp_args_to_layout(lpp, &lsa, true);
4058 fprintf(stderr, "error: %s: invalid layout\n",
4065 if (mirror_flags & MF_NO_VERIFY) {
4066 if (opc != SO_MIRROR_EXTEND) {
4068 "error: %s: --no-verify is valid only for lfs mirror extend command\n",
4072 } else if (!has_m_file) {
4074 "error: %s: --no-verify must be specified with -f <victim_file> option\n",
4081 if (comp_set && !comp_id && !lsa.lsa_pool_name) {
4083 "%s %s: --component-set doesn't have component-id set\n",
4088 if ((delete + comp_set + comp_del + comp_add) > 1) {
4090 "%s %s: options --component-set, --component-del, --component-add and -d are mutually exclusive\n",
4095 if (delete && (setstripe_args_specified(&lsa) || comp_id != 0 ||
4096 lsa.lsa_comp_flags != 0 || layout != NULL)) {
4098 "%s %s: option -d is mutually exclusive with -s, -c, -o, -p, -I, -F and -E options\n",
4103 if ((comp_set || comp_del) &&
4104 (setstripe_args_specified(&lsa) || layout != NULL)) {
4106 "%s %s: options --component-del and --component-set are mutually exclusive when used with -c, -E, -o, -p, or -s\n",
4111 if (comp_del && comp_id != 0 && lsa.lsa_comp_flags != 0) {
4113 "%s %s: options -I and -F are mutually exclusive when used with --component-del\n",
4118 if (comp_add || comp_del) {
4121 result = lstat(fname, &st);
4122 if (result == 0 && S_ISDIR(st.st_mode)) {
4124 "%s setstripe: cannot use --component-add or --component-del for directory\n",
4131 "error: %s: can't use --component-add or --component-del for mirror operation\n",
4140 "%s %s: option -E must be specified with --component-add\n",
4146 if (from_yaml && from_copy) {
4148 "%s: can't specify --yaml and --copy together\n",
4153 if ((from_yaml || from_copy) &&
4154 (setstripe_args_specified(&lsa) || layout != NULL)) {
4156 "error: %s: can't specify --yaml or --copy with -c, -S, -i, -o, -p or -E options.\n",
4161 if ((migration_flags & LLAPI_MIGRATION_NONBLOCK) && migration_block) {
4163 "%s %s: options --non-block and --block are mutually exclusive\n",
4168 if (!comp_del && !comp_set && opc != SO_MIRROR_SPLIT &&
4169 opc != SO_MIRROR_DELETE && comp_id != 0) {
4171 "%s: option -I can only be used with --component-del or --component-set or lfs mirror split\n",
4176 if (migrate_mdt_mode) {
4177 struct lmv_user_md *lmu;
4179 /* initialize migrate mdt parameters */
4180 lmu = calloc(1, lmv_user_md_size(lsa.lsa_nr_tgts,
4181 LMV_USER_MAGIC_SPECIFIC));
4184 "%s %s: cannot allocate memory for lmv_user_md: %s\n",
4185 progname, argv[0], strerror(ENOMEM));
4189 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
4190 lmu->lum_stripe_count = lsa.lsa_stripe_count;
4191 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT) {
4193 "%s %s: migrate should specify MDT index\n",
4198 lmu->lum_stripe_offset = lsa.lsa_stripe_off;
4199 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
4200 lmu->lum_hash_type = lsa.lsa_pattern;
4202 lmu->lum_hash_type = LMV_HASH_TYPE_UNKNOWN;
4203 if (lsa.lsa_pool_name) {
4204 strncpy(lmu->lum_pool_name, lsa.lsa_pool_name,
4205 sizeof(lmu->lum_pool_name) - 1);
4206 lmu->lum_pool_name[sizeof(lmu->lum_pool_name) - 1] = 0;
4208 if (lsa.lsa_nr_tgts > 1) {
4211 if (lsa.lsa_stripe_count > 0 &&
4212 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
4213 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
4215 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
4216 progname, lsa.lsa_stripe_count,
4222 lmu->lum_magic = LMV_USER_MAGIC_SPECIFIC;
4223 lmu->lum_stripe_count = lsa.lsa_nr_tgts;
4224 for (i = 0; i < lsa.lsa_nr_tgts; i++)
4225 lmu->lum_objects[i].lum_mds = lsa.lsa_tgts[i];
4227 lmu->lum_magic = LMV_USER_MAGIC;
4230 migrate_mdt_param.fp_lmv_md = lmu;
4231 migrate_mdt_param.fp_migrate = 1;
4232 } else if (!layout) {
4233 if (lsa_args_stripe_count_check(&lsa))
4236 /* initialize stripe parameters */
4237 param = calloc(1, offsetof(typeof(*param),
4238 lsp_osts[lsa.lsa_nr_tgts]));
4241 "%s %s: cannot allocate memory for parameters: %s\n",
4242 progname, argv[0], strerror(ENOMEM));
4247 if (lsa.lsa_stripe_size != LLAPI_LAYOUT_DEFAULT)
4248 param->lsp_stripe_size = lsa.lsa_stripe_size;
4249 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
4250 if (lsa.lsa_stripe_count == LLAPI_LAYOUT_WIDE)
4251 param->lsp_stripe_count = -1;
4253 param->lsp_stripe_count = lsa.lsa_stripe_count;
4255 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
4256 param->lsp_stripe_offset = -1;
4258 param->lsp_stripe_offset = lsa.lsa_stripe_off;
4259 param->lsp_stripe_pattern =
4260 llapi_pattern_to_lov(lsa.lsa_pattern);
4261 if (param->lsp_stripe_pattern == EINVAL) {
4262 fprintf(stderr, "error: %s: invalid stripe pattern\n",
4267 param->lsp_pool = lsa.lsa_pool_name;
4268 param->lsp_is_specific = false;
4270 if (lsa.lsa_nr_tgts > 0) {
4271 param->lsp_is_specific = true;
4272 param->lsp_stripe_count = lsa.lsa_nr_tgts;
4273 memcpy(param->lsp_osts, tgts,
4274 sizeof(*tgts) * lsa.lsa_nr_tgts);
4279 /* generate a layout from a YAML template */
4280 result = lfs_comp_create_from_yaml(template, &layout,
4284 "error: %s: can't create composite layout from template file %s\n",
4290 if (layout != NULL || mirror_list != NULL) {
4292 result = mirror_adjust_first_extents(mirror_list);
4294 result = layout_adjust_first_extent(fname, layout,
4296 if (result == -ENODATA)
4298 else if (result != 0) {
4299 fprintf(stderr, "error: %s: invalid layout\n",
4305 for (fname = argv[optind]; fname != NULL; fname = argv[++optind]) {
4307 layout = llapi_layout_get_by_path(template ?: fname, 0);
4310 "%s: can't create composite layout from file %s: %s\n",
4311 progname, template ?: fname,
4318 if (migrate_mdt_mode) {
4319 result = llapi_migrate_mdt(fname, &migrate_mdt_param);
4320 } else if (migrate_mode) {
4321 result = lfs_migrate(fname, migration_flags, param,
4323 } else if (comp_set != 0) {
4324 result = lfs_component_set(fname, comp_id,
4327 lsa.lsa_comp_neg_flags);
4328 } else if (comp_del != 0) {
4329 result = lfs_component_del(fname, comp_id,
4331 lsa.lsa_comp_neg_flags);
4332 } else if (comp_add != 0) {
4333 result = lfs_component_add(fname, layout);
4334 } else if (opc == SO_MIRROR_CREATE) {
4335 result = mirror_create(fname, mirror_list);
4336 } else if (opc == SO_MIRROR_EXTEND) {
4337 result = mirror_extend(fname, mirror_list,
4339 } else if (opc == SO_MIRROR_SPLIT || opc == SO_MIRROR_DELETE) {
4340 if (!mirror_id && !comp_id && !lsa.lsa_pool_name) {
4342 "%s: no mirror id, component id, or pool name specified to delete from '%s'\n",
4346 if (lsa.lsa_pool_name)
4347 mirror_flags |= MF_COMP_POOL;
4348 else if (mirror_id != 0)
4349 comp_id = mirror_id;
4351 mirror_flags |= MF_COMP_ID;
4352 if (has_m_file && !strcmp(fname, mirror_list->m_file)) {
4354 "%s: the file specified by -f cannot be same as the source file '%s'\n",
4358 result = mirror_split(fname, comp_id, lsa.lsa_pool_name,
4360 has_m_file ? mirror_list->m_file :
4362 } else if (layout) {
4363 result = lfs_component_create(fname, O_CREAT | O_WRONLY,
4369 } else if (foreign_mode) {
4370 result = llapi_file_create_foreign(fname, mode, type,
4377 result = llapi_file_open_param(fname,
4386 /* Save the first error encountered. */
4394 umask(previous_umask);
4397 free(migrate_mdt_param.fp_lmv_md);
4398 llapi_layout_free(layout);
4399 lfs_mirror_list_free(mirror_list);
4404 llapi_layout_free(layout);
4405 lfs_mirror_list_free(mirror_list);
4409 static int lfs_poollist(int argc, char **argv)
4414 return llapi_poollist(argv[1]);
4417 #define FP_DEFAULT_TIME_MARGIN (24 * 60 * 60)
4418 static time_t set_time(struct find_param *param, time_t *time, time_t *set,
4423 char *endptr = "AD";
4428 else if (str[0] == '-')
4434 for (timebuf = str; *endptr && *(endptr + 1); timebuf = endptr + 1) {
4435 long long val = strtoll(timebuf, &endptr, 0);
4440 unit *= 52; /* 52 weeks + 1 day below */
4444 if (param->fp_time_margin == FP_DEFAULT_TIME_MARGIN)
4445 param->fp_time_margin *= (1 + unit / 52);
4446 unit += (*endptr == 'y'); /* +1 day for 365 days/year */
4448 case '\0': /* days are default unit if none used */
4461 /* don't need to multiply by 1 for seconds */
4464 "%s find: bad time string '%s': %s\n",
4465 progname, timebuf, strerror(EINVAL));
4469 if (param->fp_time_margin == 0 ||
4470 (*endptr && unit < param->fp_time_margin))
4471 param->fp_time_margin = unit;
4478 fprintf(stderr, "%s find: bad time '%s': too large\n",
4488 static int str2quotaid(__u32 *id, const char *arg)
4490 unsigned long int projid_tmp = 0;
4491 char *endptr = NULL;
4493 projid_tmp = strtoul(arg, &endptr, 10);
4494 if (*endptr != '\0')
4496 /* UINT32_MAX is not allowed - see projid_valid()/INVALID_PROJID */
4497 if (projid_tmp >= UINT32_MAX)
4504 static int name2uid(unsigned int *id, const char *name)
4506 struct passwd *passwd;
4508 passwd = getpwnam(name);
4511 *id = passwd->pw_uid;
4516 static int name2gid(unsigned int *id, const char *name)
4518 struct group *group;
4520 group = getgrnam(name);
4523 *id = group->gr_gid;
4528 static inline int name2projid(unsigned int *id, const char *name)
4533 static int uid2name(char **name, unsigned int id)
4535 struct passwd *passwd;
4537 passwd = getpwuid(id);
4540 *name = passwd->pw_name;
4545 static inline int gid2name(char **name, unsigned int id)
4547 struct group *group;
4549 group = getgrgid(id);
4552 *name = group->gr_name;
4557 static int name2layout(__u32 *layout, char *name)
4559 char *ptr, *layout_name;
4562 for (ptr = name; ; ptr = NULL) {
4563 layout_name = strtok(ptr, ",");
4566 if (strcmp(layout_name, "released") == 0)
4567 *layout |= LOV_PATTERN_F_RELEASED;
4568 else if (strcmp(layout_name, "raid0") == 0)
4569 *layout |= LOV_PATTERN_RAID0;
4570 else if (strcmp(layout_name, "mdt") == 0)
4571 *layout |= LOV_PATTERN_MDT;
4572 else if (strcmp(layout_name, "overstriping") == 0)
4573 *layout |= LOV_PATTERN_OVERSTRIPING;
4580 static int parse_symbolic(const char *input, mode_t *outmode, const char **end)
4583 int user, group, other;
4588 mode_t previous_flags;
4590 user = group = other = 0;
4610 user = group = other = 1;
4621 who = user || group || other;
4624 usermask = umask(0022);
4629 if (*input == '-' || *input == '+' || *input == '=')
4632 /* operation is required */
4635 /* get the flags in *outmode */
4638 previous_flags = (*outmode & 0700);
4639 perm |= user ? previous_flags : 0;
4640 perm |= group ? (previous_flags >> 3) : 0;
4641 perm |= other ? (previous_flags >> 6) : 0;
4645 previous_flags = (*outmode & 0070);
4646 perm |= user ? (previous_flags << 3) : 0;
4647 perm |= group ? previous_flags : 0;
4648 perm |= other ? (previous_flags >> 3) : 0;
4652 previous_flags = (*outmode & 0007);
4653 perm |= user ? (previous_flags << 6) : 0;
4654 perm |= group ? (previous_flags << 3) : 0;
4655 perm |= other ? previous_flags : 0;
4662 /* this part is optional,
4663 * if empty perm = 0 and *outmode is not modified
4670 perm |= user ? 0400 : 0;
4671 perm |= group ? 0040 : 0;
4672 perm |= other ? 0004 : 0;
4673 /* set read permission for uog except for umask's
4676 perm |= who ? 0 : (0444 & ~usermask);
4679 perm |= user ? 0200 : 0;
4680 perm |= group ? 0020 : 0;
4681 perm |= other ? 0002 : 0;
4682 /* set write permission for uog except for umask'
4685 perm |= who ? 0 : (0222 & ~usermask);
4688 perm |= user ? 0100 : 0;
4689 perm |= group ? 0010 : 0;
4690 perm |= other ? 0001 : 0;
4691 /* set execute permission for uog except for umask'
4694 perm |= who ? 0 : (0111 & ~usermask);
4698 * Adds execute permission to 'u', 'g' and/or 'g' if
4699 * specified and either 'u', 'g' or 'o' already has
4700 * execute permissions.
4702 if ((*outmode & 0111) != 0) {
4703 perm |= user ? 0100 : 0;
4704 perm |= group ? 0010 : 0;
4705 perm |= other ? 0001 : 0;
4706 perm |= !who ? 0111 : 0;
4710 /* s is ignored if o is given, but it's not an error */
4711 if (other && !group && !user)
4713 perm |= user ? S_ISUID : 0;
4714 perm |= group ? S_ISGID : 0;
4717 /* 't' should be used when 'a' is given
4720 perm |= (!who || all) ? S_ISVTX : 0;
4721 /* using ugo with t is not an error */
4732 /* uog flags should be only one character long */
4733 if (previous_flags && (*input != '\0' && *input != ','))
4738 /* remove the flags from outmode */
4742 /* add the flags to outmode */
4746 /* set the flags of outmode to perm */
4756 static int str2mode_t(const char *input, mode_t *outmode)
4763 if (*input >= '0' && *input <= '7') {
4764 /* parse octal representation */
4769 /* look for invalid digits in octal representation */
4770 while (isdigit(*iter))
4775 *outmode = strtoul(input, &end, 8);
4777 if (errno != 0 || *outmode > 07777) {
4782 } else if (*input == '8' || *input == '9') {
4783 /* error: invalid octal number */
4786 /* parse coma seperated list of symbolic representation */
4795 rc = parse_symbolic(input, outmode, &end);
4800 } while (*end == ',');
4808 static int lfs_find(int argc, char **argv)
4813 struct find_param param = {
4816 .fp_time_margin = FP_DEFAULT_TIME_MARGIN,
4818 struct option long_opts[] = {
4819 { .val = 'A', .name = "atime", .has_arg = required_argument },
4820 { .val = 'b', .name = "blocks", .has_arg = required_argument },
4821 { .val = 'B', .name = "btime", .has_arg = required_argument },
4822 { .val = 'B', .name = "Btime", .has_arg = required_argument },
4823 { .val = LFS_COMP_COUNT_OPT,
4824 .name = "comp-count", .has_arg = required_argument },
4825 { .val = LFS_COMP_COUNT_OPT,
4826 .name = "component-count",
4827 .has_arg = required_argument },
4828 { .val = LFS_COMP_FLAGS_OPT,
4829 .name = "comp-flags", .has_arg = required_argument },
4830 { .val = LFS_COMP_FLAGS_OPT,
4831 .name = "component-flags",
4832 .has_arg = required_argument },
4833 { .val = LFS_COMP_START_OPT,
4834 .name = "comp-start", .has_arg = required_argument },
4835 { .val = LFS_COMP_START_OPT,
4836 .name = "component-start",
4837 .has_arg = required_argument },
4838 { .val = LFS_MIRROR_STATE_OPT,
4839 .name = "mirror-state", .has_arg = required_argument },
4840 { .val = LFS_NEWERXY_OPT,
4841 .name = "newer", .has_arg = required_argument},
4842 { .val = LFS_NEWERXY_OPT,
4843 .name = "neweraa", .has_arg = required_argument},
4844 { .val = LFS_NEWERXY_OPT,
4845 .name = "neweram", .has_arg = required_argument},
4846 { .val = LFS_NEWERXY_OPT,
4847 .name = "newerac", .has_arg = required_argument},
4848 { .val = LFS_NEWERXY_OPT,
4849 .name = "newerab", .has_arg = required_argument},
4850 { .val = LFS_NEWERXY_OPT,
4851 .name = "newerma", .has_arg = required_argument},
4852 { .val = LFS_NEWERXY_OPT,
4853 .name = "newermm", .has_arg = required_argument},
4854 { .val = LFS_NEWERXY_OPT,
4855 .name = "newermc", .has_arg = required_argument},
4856 { .val = LFS_NEWERXY_OPT,
4857 .name = "newermb", .has_arg = required_argument},
4858 { .val = LFS_NEWERXY_OPT,
4859 .name = "newerca", .has_arg = required_argument},
4860 { .val = LFS_NEWERXY_OPT,
4861 .name = "newercm", .has_arg = required_argument},
4862 { .val = LFS_NEWERXY_OPT,
4863 .name = "newercc", .has_arg = required_argument},
4864 { .val = LFS_NEWERXY_OPT,
4865 .name = "newercb", .has_arg = required_argument},
4866 { .val = LFS_NEWERXY_OPT,
4867 .name = "newerba", .has_arg = required_argument},
4868 { .val = LFS_NEWERXY_OPT,
4869 .name = "newerbm", .has_arg = required_argument},
4870 { .val = LFS_NEWERXY_OPT,
4871 .name = "newerbc", .has_arg = required_argument},
4872 { .val = LFS_NEWERXY_OPT,
4873 .name = "newerbb", .has_arg = required_argument},
4874 { .val = LFS_NEWERXY_OPT,
4875 .name = "newerBa", .has_arg = required_argument},
4876 { .val = LFS_NEWERXY_OPT,
4877 .name = "newerBm", .has_arg = required_argument},
4878 { .val = LFS_NEWERXY_OPT,
4879 .name = "newerBc", .has_arg = required_argument},
4880 { .val = LFS_NEWERXY_OPT,
4881 .name = "newerBB", .has_arg = required_argument},
4882 { .val = LFS_NEWERXY_OPT,
4883 .name = "newerat", .has_arg = required_argument},
4884 { .val = LFS_NEWERXY_OPT,
4885 .name = "newermt", .has_arg = required_argument},
4886 { .val = LFS_NEWERXY_OPT,
4887 .name = "newerct", .has_arg = required_argument},
4888 { .val = LFS_NEWERXY_OPT,
4889 .name = "newerbt", .has_arg = required_argument},
4890 { .val = LFS_NEWERXY_OPT,
4891 .name = "newerBt", .has_arg = required_argument},
4892 { .val = 'c', .name = "stripe-count", .has_arg = required_argument },
4893 { .val = 'c', .name = "stripe_count", .has_arg = required_argument },
4894 { .val = 'C', .name = "ctime", .has_arg = required_argument },
4895 /* getstripe { .val = 'd', .name = "directory", .has_arg = no_argument }, */
4896 { .val = 'D', .name = "maxdepth", .has_arg = required_argument },
4897 { .val = 'E', .name = "comp-end", .has_arg = required_argument },
4898 { .val = 'E', .name = "component-end",
4899 .has_arg = required_argument },
4900 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
4901 { .val = LFS_LAYOUT_FOREIGN_OPT,
4902 .name = "foreign", .has_arg = optional_argument},
4903 { .val = 'g', .name = "gid", .has_arg = required_argument },
4904 { .val = 'G', .name = "group", .has_arg = required_argument },
4905 { .val = 'h', .name = "help", .has_arg = no_argument },
4906 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
4907 { .val = 'i', .name = "stripe-index", .has_arg = required_argument },
4908 { .val = 'i', .name = "stripe_index", .has_arg = required_argument },
4909 /* getstripe { .val = 'I', .name = "comp-id", .has_arg = required_argument }*/
4910 { .val = 'l', .name = "lazy", .has_arg = no_argument },
4911 { .val = 'L', .name = "layout", .has_arg = required_argument },
4912 { .val = 'm', .name = "mdt", .has_arg = required_argument },
4913 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
4914 { .val = 'm', .name = "mdt_index", .has_arg = required_argument },
4915 { .val = 'M', .name = "mtime", .has_arg = required_argument },
4916 { .val = 'n', .name = "name", .has_arg = required_argument },
4917 { .val = 'N', .name = "mirror-count", .has_arg = required_argument },
4918 /* find { .val = 'o' .name = "or", .has_arg = no_argument }, like find(1) */
4919 { .val = 'O', .name = "obd", .has_arg = required_argument },
4920 { .val = 'O', .name = "ost", .has_arg = required_argument },
4921 { .val = LFS_FIND_PERM,
4922 .name = "perm", .has_arg = required_argument },
4923 /* no short option for pool yet, can be 'p' after 2.18 */
4924 { .val = LFS_POOL_OPT,
4925 .name = "pool", .has_arg = required_argument },
4926 { .val = '0', .name = "print0", .has_arg = no_argument },
4927 { .val = 'P', .name = "print", .has_arg = no_argument },
4928 { .val = LFS_PRINTF_OPT,
4929 .name = "printf", .has_arg = required_argument },
4930 { .val = LFS_PROJID_OPT,
4931 .name = "projid", .has_arg = required_argument },
4932 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
4933 /* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
4934 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
4935 { .val = 's', .name = "size", .has_arg = required_argument },
4936 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
4937 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
4938 { .val = 't', .name = "type", .has_arg = required_argument },
4939 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
4940 { .val = 'u', .name = "uid", .has_arg = required_argument },
4941 { .val = 'U', .name = "user", .has_arg = required_argument },
4942 /* getstripe { .val = 'v', .name = "verbose", .has_arg = no_argument }, */
4943 { .val = 'z', .name = "extension-size",
4944 .has_arg = required_argument },
4945 { .val = 'z', .name = "ext-size", .has_arg = required_argument },
4959 /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
4960 while ((c = getopt_long_only(argc, argv,
4961 "-0A:b:B:c:C:D:E:g:G:hH:i:L:m:M:n:N:O:Ppqrs:S:t:T:u:U:z:",
4962 long_opts, &optidx)) >= 0) {
4967 /* '!' is part of option */
4969 * when getopt_long_only() finds a string which is not
4970 * an option nor a known option argument it returns 1
4971 * in that case if we already have found pathstart and pathend
4972 * (i.e. we have the list of pathnames),
4973 * the only supported value is "!"
4975 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
4976 if (!isoption && pathend != -1) {
4978 "err: %s: filename|dirname must either precede options or follow options\n",
4983 if (!isoption && pathstart == -1)
4984 pathstart = optind - 1;
4985 if (isoption && pathstart != -1 && pathend == -1)
4986 pathend = optind - 2;
4993 * unknown; opt is "!" or path component,
4994 * checking done above.
4996 if (strcmp(optarg, "!") == 0)
5000 xtime = ¶m.fp_atime;
5001 xsign = ¶m.fp_asign;
5002 param.fp_exclude_atime = !!neg_opt;
5003 /* no break, this falls through to 'B' for btime */
5007 xtime = ¶m.fp_btime;
5008 xsign = ¶m.fp_bsign;
5009 param.fp_exclude_btime = !!neg_opt;
5011 /* no break, this falls through to 'C' for ctime */
5015 xtime = ¶m.fp_ctime;
5016 xsign = ¶m.fp_csign;
5017 param.fp_exclude_ctime = !!neg_opt;
5019 /* no break, this falls through to 'M' for mtime */
5023 xtime = ¶m.fp_mtime;
5024 xsign = ¶m.fp_msign;
5025 param.fp_exclude_mtime = !!neg_opt;
5027 rc = set_time(¶m, &t, xtime, optarg);
5028 if (rc == LONG_MAX) {
5036 if (optarg[0] == '+') {
5037 param.fp_blocks_sign = -1;
5039 } else if (optarg[0] == '-') {
5040 param.fp_blocks_sign = 1;
5044 param.fp_blocks_units = 1024;
5045 ret = llapi_parse_size(optarg, ¶m.fp_blocks,
5046 ¶m.fp_blocks_units, 0);
5048 fprintf(stderr, "error: bad blocks '%s'\n",
5052 param.fp_check_blocks = 1;
5053 param.fp_exclude_blocks = !!neg_opt;
5055 case LFS_COMP_COUNT_OPT:
5056 if (optarg[0] == '+') {
5057 param.fp_comp_count_sign = -1;
5059 } else if (optarg[0] == '-') {
5060 param.fp_comp_count_sign = 1;
5065 param.fp_comp_count = strtoul(optarg, &endptr, 0);
5066 if (errno != 0 || *endptr != '\0' ||
5067 param.fp_comp_count > UINT32_MAX) {
5069 "error: bad component count '%s'\n",
5073 param.fp_check_comp_count = 1;
5074 param.fp_exclude_comp_count = !!neg_opt;
5076 case LFS_COMP_FLAGS_OPT:
5077 rc = comp_str2flags(optarg, ¶m.fp_comp_flags,
5078 ¶m.fp_comp_neg_flags);
5081 "error: bad component flags '%s'\n",
5085 param.fp_check_comp_flags = 1;
5087 __u32 flags = param.fp_comp_neg_flags;
5089 param.fp_comp_neg_flags = param.fp_comp_flags;
5090 param.fp_comp_flags = flags;
5093 case LFS_COMP_START_OPT:
5094 if (optarg[0] == '+') {
5095 param.fp_comp_start_sign = -1;
5097 } else if (optarg[0] == '-') {
5098 param.fp_comp_start_sign = 1;
5102 rc = llapi_parse_size(optarg, ¶m.fp_comp_start,
5103 ¶m.fp_comp_start_units, 0);
5106 "error: bad component start '%s'\n",
5110 param.fp_check_comp_start = 1;
5111 param.fp_exclude_comp_start = !!neg_opt;
5113 case LFS_MIRROR_STATE_OPT:
5114 rc = mirror_str2state(optarg, ¶m.fp_mirror_state,
5115 ¶m.fp_mirror_neg_state);
5118 "error: bad mirrored file state '%s'\n",
5122 param.fp_check_mirror_state = 1;
5124 __u16 state = param.fp_mirror_neg_state;
5126 param.fp_mirror_neg_state =
5127 param.fp_mirror_state;
5128 param.fp_mirror_state = state;
5132 if (optarg[0] == '+') {
5133 param.fp_stripe_count_sign = -1;
5135 } else if (optarg[0] == '-') {
5136 param.fp_stripe_count_sign = 1;
5141 param.fp_stripe_count = strtoul(optarg, &endptr, 0);
5142 if (errno != 0 || *endptr != '\0' ||
5143 param.fp_stripe_count > LOV_MAX_STRIPE_COUNT) {
5145 "error: bad stripe_count '%s'\n",
5150 param.fp_check_stripe_count = 1;
5151 param.fp_exclude_stripe_count = !!neg_opt;
5155 param.fp_max_depth = strtol(optarg, 0, 0);
5156 if (errno != 0 || param.fp_max_depth < 0) {
5158 "error: bad maxdepth '%s'\n",
5165 if (optarg[0] == '+') {
5166 param.fp_comp_end_sign = -1;
5168 } else if (optarg[0] == '-') {
5169 param.fp_comp_end_sign = 1;
5173 if (arg_is_eof(optarg)) {
5174 param.fp_comp_end = LUSTRE_EOF;
5175 param.fp_comp_end_units = 1;
5178 rc = llapi_parse_size(optarg,
5180 ¶m.fp_comp_end_units, 0);
5181 /* assume units of KB if too small */
5182 if (param.fp_comp_end < 4096)
5183 param.fp_comp_end *= 1024;
5187 "error: bad component end '%s'\n",
5191 param.fp_check_comp_end = 1;
5192 param.fp_exclude_comp_end = !!neg_opt;
5194 case LFS_LAYOUT_FOREIGN_OPT: {
5195 /* all types by default */
5196 uint32_t type = LU_FOREIGN_TYPE_UNKNOWN;
5199 /* check pure numeric */
5200 type = strtoul(optarg, &endptr, 0);
5203 type = check_foreign_type_name(optarg);
5204 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
5206 "%s %s: unknown foreign type '%s'\n",
5211 } else if (type >= UINT32_MAX) {
5213 "%s %s: invalid foreign type '%s'\n",
5214 progname, argv[0], optarg);
5218 param.fp_foreign_type = type;
5219 param.fp_check_foreign = 1;
5220 param.fp_exclude_foreign = !!neg_opt;
5223 case LFS_NEWERXY_OPT: {
5229 time_t ref = time(NULL);
5231 /* no need to check bad options, they won't get here */
5232 if (strlen(long_opts[optidx].name) == 7) {
5233 x = long_opts[optidx].name[5];
5234 y = long_opts[optidx].name[6];
5238 static const char *const fmts[] = {
5239 "%Y-%m-%d %H:%M:%S",
5242 "%H:%M:%S", /* sometime today */
5251 for (i = 0; fmts[i] != NULL; i++) {
5254 /* Init for times relative to today */
5255 if (strncmp(fmts[i], "%H", 2) == 0)
5256 localtime_r(&ref, &tm);
5258 memset(&tm, 0, sizeof(tm));
5259 ptr = strptime(optarg, fmts[i], &tm);
5261 while (ptr && isspace(*ptr))
5263 if (ptr == optarg + strlen(optarg)) {
5271 "%s: invalid time '%s'\n",
5274 "supported formats are:\n ");
5275 for (i = 0; fmts[i] != NULL; i++)
5276 fprintf(stderr, "'%s', ",
5278 fprintf(stderr, "\n");
5284 } else if (y == 'b' || y == 'B') {
5287 rc = llapi_get_lum_file(optarg, NULL, &stx,
5289 if (rc || !(stx.stx_mask & STATX_BTIME)) {
5290 if (!(stx.stx_mask & STATX_BTIME))
5295 "%s: get btime failed '%s': %s\n",
5301 ref = stx.stx_btime.tv_sec;
5303 struct stat statbuf;
5305 if (stat(optarg, &statbuf) < 0) {
5307 "%s: cannot stat file '%s': %s\n",
5316 ref = statbuf.st_atime;
5319 ref = statbuf.st_mtime;
5322 ref = statbuf.st_ctime;
5326 "%s: invalid Y argument: '%c'\n",
5335 xidx = NEWERXY_ATIME;
5338 xidx = NEWERXY_MTIME;
5341 xidx = NEWERXY_CTIME;
5345 xidx = NEWERXY_BTIME;
5349 "%s: invalid X argument: '%c'\n",
5356 newery = ¶m.fp_newery[xidx][negidx];
5362 *newery = *newery > ref ? ref : *newery;
5364 *newery = *newery > ref ? *newery : ref;
5366 param.fp_newerxy = 1;
5371 rc = name2gid(¶m.fp_gid, optarg);
5373 if (str2quotaid(¶m.fp_gid, optarg)) {
5375 "Group/GID: %s cannot be found.\n",
5381 param.fp_exclude_gid = !!neg_opt;
5382 param.fp_check_gid = 1;
5385 rc = mdthash_input(optarg, ¶m.fp_hash_inflags,
5386 ¶m.fp_hash_exflags,
5387 ¶m.fp_hash_type);
5392 if (param.fp_hash_inflags || param.fp_hash_exflags)
5393 param.fp_check_hash_flag = 1;
5394 param.fp_exclude_hash_type = !!neg_opt;
5400 ret = name2layout(¶m.fp_layout, optarg);
5403 param.fp_exclude_layout = !!neg_opt;
5404 param.fp_check_layout = 1;
5408 rc = name2uid(¶m.fp_uid, optarg);
5410 if (str2quotaid(¶m.fp_uid, optarg)) {
5412 "User/UID: %s cannot be found.\n",
5418 param.fp_exclude_uid = !!neg_opt;
5419 param.fp_check_uid = 1;
5422 param.fp_pattern = (char *)optarg;
5423 param.fp_exclude_pattern = !!neg_opt;
5426 if (optarg[0] == '+') {
5427 param.fp_mirror_count_sign = -1;
5429 } else if (optarg[0] == '-') {
5430 param.fp_mirror_count_sign = 1;
5435 param.fp_mirror_count = strtoul(optarg, &endptr, 0);
5436 if (errno != 0 || *endptr != '\0' ||
5437 param.fp_mirror_count > LUSTRE_MIRROR_COUNT_MAX) {
5439 "error: bad mirror count '%s'\n",
5443 param.fp_check_mirror_count = 1;
5444 param.fp_exclude_mirror_count = !!neg_opt;
5449 char *buf, *token, *next, *p;
5453 buf = strdup(optarg);
5459 param.fp_exclude_obd = !!neg_opt;
5462 while (token && *token) {
5463 token = strchr(token, ',');
5470 param.fp_exclude_mdt = !!neg_opt;
5471 param.fp_num_alloc_mdts += len;
5472 tmp = realloc(param.fp_mdt_uuid,
5473 param.fp_num_alloc_mdts *
5474 sizeof(*param.fp_mdt_uuid));
5480 param.fp_mdt_uuid = tmp;
5482 param.fp_exclude_obd = !!neg_opt;
5483 param.fp_num_alloc_obds += len;
5484 tmp = realloc(param.fp_obd_uuid,
5485 param.fp_num_alloc_obds *
5486 sizeof(*param.fp_obd_uuid));
5492 param.fp_obd_uuid = tmp;
5494 for (token = buf; token && *token; token = next) {
5495 struct obd_uuid *puuid;
5499 ¶m.fp_mdt_uuid[param.fp_num_mdts++];
5502 ¶m.fp_obd_uuid[param.fp_num_obds++];
5504 p = strchr(token, ',');
5511 if (strlen(token) > sizeof(puuid->uuid) - 1) {
5516 strncpy(puuid->uuid, token,
5517 sizeof(puuid->uuid));
5524 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 18, 53, 0)
5528 if (strlen(optarg) > LOV_MAXPOOLNAME) {
5530 "Pool name %s is too long (max %d)\n",
5531 optarg, LOV_MAXPOOLNAME);
5536 * We do check for empty pool because empty pool
5537 * is used to find V1 LOV attributes
5539 strncpy(param.fp_poolname, optarg, LOV_MAXPOOLNAME);
5540 param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
5541 param.fp_exclude_pool = !!neg_opt;
5542 param.fp_check_pool = 1;
5544 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 14, 53, 0)
5545 case 'p': /* want this for --pool, to match getstripe/find */
5547 "warning: -p deprecated, use --print0 or -0\n");
5550 param.fp_zero_end = 1;
5552 case 'P': /* we always print, this option is a no-op */
5554 case LFS_PRINTF_OPT:
5555 param.fp_format_printf_str = optarg;
5557 case LFS_PROJID_OPT:
5558 rc = name2projid(¶m.fp_projid, optarg);
5560 if (str2quotaid(¶m.fp_projid, optarg)) {
5562 "Invalid project ID: %s\n",
5568 param.fp_exclude_projid = !!neg_opt;
5569 param.fp_check_projid = 1;
5572 if (optarg[0] == '+') {
5573 param.fp_size_sign = -1;
5575 } else if (optarg[0] == '-') {
5576 param.fp_size_sign = 1;
5580 ret = llapi_parse_size(optarg, ¶m.fp_size,
5581 ¶m.fp_size_units, 0);
5583 fprintf(stderr, "error: bad file size '%s'\n",
5587 param.fp_check_size = 1;
5588 param.fp_exclude_size = !!neg_opt;
5591 if (optarg[0] == '+') {
5592 param.fp_stripe_size_sign = -1;
5594 } else if (optarg[0] == '-') {
5595 param.fp_stripe_size_sign = 1;
5599 ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
5600 ¶m.fp_stripe_size_units, 0);
5601 /* assume units of KB if too small to be valid */
5602 if (param.fp_stripe_size < 4096)
5603 param.fp_stripe_size *= 1024;
5605 fprintf(stderr, "error: bad stripe_size '%s'\n",
5609 param.fp_check_stripe_size = 1;
5610 param.fp_exclude_stripe_size = !!neg_opt;
5613 param.fp_exclude_type = !!neg_opt;
5614 switch (optarg[0]) {
5616 param.fp_type = S_IFBLK;
5619 param.fp_type = S_IFCHR;
5622 param.fp_type = S_IFDIR;
5625 param.fp_type = S_IFREG;
5628 param.fp_type = S_IFLNK;
5631 param.fp_type = S_IFIFO;
5634 param.fp_type = S_IFSOCK;
5637 fprintf(stderr, "%s: bad type '%s'\n",
5644 param.fp_exclude_perm = !!neg_opt;
5645 param.fp_perm_sign = LFS_FIND_PERM_EXACT;
5646 if (*optarg == '/') {
5647 param.fp_perm_sign = LFS_FIND_PERM_ANY;
5649 } else if (*optarg == '-') {
5650 param.fp_perm_sign = LFS_FIND_PERM_ALL;
5654 if (str2mode_t(optarg, ¶m.fp_perm)) {
5655 fprintf(stderr, "error: invalid mode '%s'\n",
5662 if (optarg[0] == '+') {
5663 param.fp_mdt_count_sign = -1;
5665 } else if (optarg[0] == '-') {
5666 param.fp_mdt_count_sign = 1;
5671 param.fp_mdt_count = strtoul(optarg, &endptr, 0);
5672 if (errno != 0 || *endptr != '\0' ||
5673 param.fp_mdt_count >= UINT32_MAX) {
5674 fprintf(stderr, "error: bad mdt_count '%s'\n",
5679 param.fp_check_mdt_count = 1;
5680 param.fp_exclude_mdt_count = !!neg_opt;
5683 if (optarg[0] == '+') {
5684 param.fp_ext_size_sign = -1;
5686 } else if (optarg[0] == '-') {
5687 param.fp_ext_size_sign = 1;
5691 ret = llapi_parse_size(optarg, ¶m.fp_ext_size,
5692 ¶m.fp_ext_size_units, 0);
5694 fprintf(stderr, "error: bad ext-size '%s'\n",
5698 param.fp_ext_size /= SEL_UNIT_SIZE;
5699 param.fp_ext_size_units /= SEL_UNIT_SIZE;
5700 param.fp_check_ext_size = 1;
5701 param.fp_exclude_ext_size = !!neg_opt;
5704 fprintf(stderr, "%s: unrecognized option '%s'\n",
5705 progname, argv[optind - 1]);
5711 if (!param.fp_verbose)
5712 param.fp_verbose = VERBOSE_DEFAULT;
5714 if (pathstart == -1) {
5715 fprintf(stderr, "error: %s: no filename|pathname\n",
5719 } else if (pathend == -1) {
5725 rc = llapi_find(argv[pathstart], ¶m);
5728 pathbad = pathstart;
5730 } while (++pathstart < pathend);
5733 fprintf(stderr, "%s: failed for '%s': %s\n",
5734 progname, argv[pathbad], strerror(-rc));
5737 if (param.fp_obd_uuid && param.fp_num_alloc_obds)
5738 free(param.fp_obd_uuid);
5740 if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
5741 free(param.fp_mdt_uuid);
5746 static int lfs_getstripe_internal(int argc, char **argv,
5747 struct find_param *param)
5749 struct option long_opts[] = {
5750 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
5751 /* find { .val = 'b', .name = "blocks", .has_arg = required_argument }*/
5752 /* find { .val = 'B', .name = "btime", .has_arg = required_argument }*/
5753 /* find { .val = 'B', .name = "Btime", .has_arg = required_argument }*/
5754 { .val = LFS_COMP_COUNT_OPT,
5755 .name = "comp-count", .has_arg = no_argument },
5756 { .val = LFS_COMP_COUNT_OPT,
5757 .name = "component-count", .has_arg = no_argument },
5758 { .val = LFS_COMP_FLAGS_OPT,
5759 .name = "comp-flags", .has_arg = optional_argument },
5760 { .val = LFS_COMP_FLAGS_OPT,
5761 .name = "component-flags", .has_arg = optional_argument },
5762 { .val = LFS_COMP_START_OPT,
5763 .name = "comp-start", .has_arg = optional_argument },
5764 { .val = LFS_COMP_START_OPT,
5765 .name = "component-start", .has_arg = optional_argument },
5766 { .val = LFS_MIRROR_INDEX_OPT,
5767 .name = "mirror-index", .has_arg = required_argument },
5768 { .val = LFS_MIRROR_ID_OPT,
5769 .name = "mirror-id", .has_arg = required_argument },
5770 { .val = 'c', .name = "stripe-count", .has_arg = no_argument },
5771 { .val = 'c', .name = "stripe_count", .has_arg = no_argument },
5772 /* find { .val = 'C', .name = "ctime", .has_arg = required_argument }*/
5773 { .val = 'd', .name = "directory", .has_arg = no_argument },
5774 { .val = 'D', .name = "default", .has_arg = no_argument },
5775 { .val = 'E', .name = "comp-end", .has_arg = optional_argument },
5776 { .val = 'E', .name = "component-end", .has_arg = optional_argument },
5777 { .val = 'F', .name = "fid", .has_arg = no_argument },
5778 { .val = 'g', .name = "generation", .has_arg = no_argument },
5779 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
5780 { .val = 'h', .name = "help", .has_arg = no_argument },
5781 /* dirstripe { .val = 'H', .name = "mdt-hash", .has_arg = required_argument }*/
5782 { .val = 'i', .name = "stripe-index", .has_arg = no_argument },
5783 { .val = 'i', .name = "stripe_index", .has_arg = no_argument },
5784 { .val = 'I', .name = "comp-id", .has_arg = optional_argument },
5785 { .val = 'I', .name = "component-id", .has_arg = optional_argument },
5786 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
5787 { .val = 'L', .name = "layout", .has_arg = no_argument },
5788 { .val = 'm', .name = "mdt", .has_arg = no_argument },
5789 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
5790 { .val = 'm', .name = "mdt_index", .has_arg = no_argument },
5791 /* find { .val = 'M', .name = "mtime", .has_arg = required_argument }*/
5792 /* find { .val = 'n', .name = "name", .has_arg = required_argument }*/
5793 { .val = 'N', .name = "mirror-count", .has_arg = no_argument },
5794 { .val = 'O', .name = "obd", .has_arg = required_argument },
5795 { .val = 'O', .name = "ost", .has_arg = required_argument },
5796 { .val = 'p', .name = "pool", .has_arg = no_argument },
5797 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
5798 { .val = 'q', .name = "quiet", .has_arg = no_argument },
5799 { .val = 'r', .name = "recursive", .has_arg = no_argument },
5800 { .val = 'R', .name = "raw", .has_arg = no_argument },
5801 { .val = 'S', .name = "stripe-size", .has_arg = no_argument },
5802 { .val = 'S', .name = "stripe_size", .has_arg = no_argument },
5803 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
5804 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
5805 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
5806 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
5807 { .val = 'v', .name = "verbose", .has_arg = no_argument },
5808 /* dirstripe { .val = 'X',.name = "max-inherit",.has_arg = required_argument }*/
5809 { .val = 'y', .name = "yaml", .has_arg = no_argument },
5810 { .val = 'z', .name = "extension-size", .has_arg = no_argument },
5811 { .val = 'z', .name = "ext-size", .has_arg = no_argument },
5815 int pathstart = -1, pathend = -1;
5819 while ((c = getopt_long(argc, argv,
5820 "-cdDE::FghiI::LmMNoO:pqrRsSvyz",
5821 long_opts, NULL)) != -1) {
5825 /* '!' is part of option */
5826 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
5827 if (!isoption && pathend != -1) {
5829 "error: %s: filename|dirname must either precede options or follow options\n",
5833 if (!isoption && pathstart == -1)
5834 pathstart = optind - 1;
5835 if (isoption && pathstart != -1 && pathend == -1)
5836 pathend = optind - 2;
5840 /* unknown: opt is "!" */
5841 if (strcmp(optarg, "!") == 0)
5845 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5846 param->fp_verbose |= VERBOSE_COUNT;
5847 param->fp_max_depth = 0;
5850 case LFS_COMP_COUNT_OPT:
5851 param->fp_verbose |= VERBOSE_COMP_COUNT;
5852 param->fp_max_depth = 0;
5854 case LFS_COMP_FLAGS_OPT:
5856 rc = comp_str2flags(optarg,
5857 ¶m->fp_comp_flags,
5858 ¶m->fp_comp_neg_flags);
5861 "error: %s bad component flags '%s'.\n",
5865 param->fp_check_comp_flags = 1;
5867 param->fp_verbose |= VERBOSE_COMP_FLAGS;
5868 param->fp_max_depth = 0;
5871 case LFS_COMP_START_OPT:
5874 if (tmp[0] == '+') {
5875 param->fp_comp_start_sign = -1;
5877 } else if (tmp[0] == '-') {
5878 param->fp_comp_start_sign = 1;
5881 rc = llapi_parse_size(tmp,
5882 ¶m->fp_comp_start,
5883 ¶m->fp_comp_start_units, 0);
5886 "error: %s bad component start '%s'.\n",
5890 param->fp_check_comp_start = 1;
5892 param->fp_verbose |= VERBOSE_COMP_START;
5893 param->fp_max_depth = 0;
5896 case LFS_MIRROR_INDEX_OPT: {
5897 unsigned long int mirror_index;
5899 if (optarg[0] == '+') {
5900 param->fp_mirror_index_sign = -1;
5902 } else if (optarg[0] == '-') {
5903 param->fp_mirror_index_sign = 1;
5908 mirror_index = strtoul(optarg, &end, 0);
5909 if (errno != 0 || *end != '\0' ||
5910 mirror_index > UINT16_MAX || (mirror_index == 0 &&
5911 param->fp_mirror_index_sign == 0 && neg_opt == 0)) {
5913 "%s %s: invalid mirror index '%s'\n",
5914 progname, argv[0], optarg);
5918 param->fp_mirror_index = (__u16)mirror_index;
5920 if (param->fp_mirror_id != 0) {
5922 "%s %s: can't specify both mirror index and mirror ID\n",
5926 param->fp_check_mirror_index = 1;
5927 param->fp_exclude_mirror_index = !!neg_opt;
5930 case LFS_MIRROR_ID_OPT: {
5931 unsigned long int mirror_id;
5933 if (optarg[0] == '+') {
5934 param->fp_mirror_id_sign = -1;
5936 } else if (optarg[0] == '-') {
5937 param->fp_mirror_id_sign = 1;
5942 mirror_id = strtoul(optarg, &end, 0);
5943 if (errno != 0 || *end != '\0' ||
5944 mirror_id > UINT16_MAX || (mirror_id == 0 &&
5945 param->fp_mirror_id_sign == 0 && neg_opt == 0)) {
5947 "%s %s: invalid mirror ID '%s'\n",
5948 progname, argv[0], optarg);
5952 param->fp_mirror_id = (__u16)mirror_id;
5954 if (param->fp_mirror_index != 0) {
5956 "%s %s: can't specify both mirror index and mirror ID\n",
5960 param->fp_check_mirror_id = 1;
5961 param->fp_exclude_mirror_id = !!neg_opt;
5965 param->fp_max_depth = 0;
5968 param->fp_get_default_lmv = 1;
5973 if (tmp[0] == '+') {
5974 param->fp_comp_end_sign = -1;
5976 } else if (tmp[0] == '-') {
5977 param->fp_comp_end_sign = 1;
5981 if (arg_is_eof(tmp)) {
5982 param->fp_comp_end = LUSTRE_EOF;
5983 param->fp_comp_end_units = 1;
5986 rc = llapi_parse_size(tmp,
5987 ¶m->fp_comp_end,
5988 ¶m->fp_comp_end_units, 0);
5989 /* assume units of KB if too small */
5990 if (param->fp_comp_end < 4096)
5991 param->fp_comp_end *= 1024;
5995 "error: %s bad component end '%s'.\n",
5999 param->fp_check_comp_end = 1;
6001 param->fp_verbose |= VERBOSE_COMP_END;
6002 param->fp_max_depth = 0;
6006 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6007 param->fp_verbose |= VERBOSE_DFID;
6008 param->fp_max_depth = 0;
6012 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6013 param->fp_verbose |= VERBOSE_GENERATION;
6014 param->fp_max_depth = 0;
6018 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6019 param->fp_verbose |= VERBOSE_STRIPE_OFFSET;
6020 param->fp_max_depth = 0;
6025 param->fp_comp_id = strtoul(optarg, &end, 0);
6026 if (*end != '\0' || param->fp_comp_id == 0 ||
6027 param->fp_comp_id > LCME_ID_MAX) {
6029 "error: %s bad component id '%s'\n",
6033 param->fp_check_comp_id = 1;
6035 param->fp_max_depth = 0;
6036 param->fp_verbose |= VERBOSE_COMP_ID;
6040 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6041 param->fp_verbose |= VERBOSE_PATTERN;
6042 param->fp_max_depth = 0;
6045 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6048 "warning: '-M' deprecated, use '--mdt-index' or '-m' instead\n");
6051 if (!(param->fp_verbose & VERBOSE_DETAIL))
6052 param->fp_max_depth = 0;
6053 param->fp_verbose |= VERBOSE_MDTINDEX;
6056 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6057 param->fp_verbose |= VERBOSE_MIRROR_COUNT;
6058 param->fp_max_depth = 0;
6062 if (param->fp_obd_uuid) {
6064 "error: %s: only one obduuid allowed",
6068 param->fp_obd_uuid = (struct obd_uuid *)optarg;
6071 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6072 param->fp_verbose |= VERBOSE_POOL;
6073 param->fp_max_depth = 0;
6080 param->fp_recursive = 1;
6086 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6087 param->fp_verbose |= VERBOSE_STRIPE_SIZE;
6088 param->fp_max_depth = 0;
6092 param->fp_verbose = VERBOSE_DEFAULT | VERBOSE_DETAIL;
6098 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6099 param->fp_verbose |= VERBOSE_EXT_SIZE;
6100 param->fp_max_depth = 0;
6104 fprintf(stderr, "%s: unrecognized option '%s'\n",
6105 progname, argv[optind - 1]);
6111 if (pathstart == -1) {
6112 fprintf(stderr, "error: %s: no filename|pathname\n",
6115 } else if (pathend == -1) {
6123 if (param->fp_recursive)
6124 param->fp_max_depth = -1;
6125 else if (param->fp_verbose & VERBOSE_DETAIL)
6126 param->fp_max_depth = 1;
6128 if (!param->fp_verbose)
6129 param->fp_verbose = VERBOSE_DEFAULT;
6130 if (param->fp_quiet)
6131 param->fp_verbose = VERBOSE_OBJID;
6134 rc = llapi_getstripe(argv[pathstart], param);
6135 } while (++pathstart < pathend && !rc);
6138 fprintf(stderr, "error: %s failed for %s.\n",
6139 argv[0], argv[optind - 1]);
6143 static int lfs_tgts(int argc, char **argv)
6145 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
6146 struct find_param param;
6147 int index = 0, rc = 0;
6152 if (argc == 2 && !realpath(argv[1], path)) {
6154 fprintf(stderr, "error: invalid path '%s': %s\n",
6155 argv[1], strerror(-rc));
6159 while (!llapi_search_mounts(path, index++, mntdir, NULL)) {
6160 /* Check if we have a mount point */
6161 if (mntdir[0] == '\0')
6164 memset(¶m, 0, sizeof(param));
6165 if (!strcmp(argv[0], "mdts"))
6166 param.fp_get_lmv = 1;
6168 rc = llapi_ostlist(mntdir, ¶m);
6170 fprintf(stderr, "error: %s: failed on %s\n",
6173 if (path[0] != '\0')
6175 memset(mntdir, 0, PATH_MAX);
6181 static int lfs_getstripe(int argc, char **argv)
6183 struct find_param param = { 0 };
6185 param.fp_max_depth = 1;
6186 return lfs_getstripe_internal(argc, argv, ¶m);
6190 static int lfs_getdirstripe(int argc, char **argv)
6192 struct find_param param = { 0 };
6193 struct option long_opts[] = {
6194 { .val = 'c', .name = "mdt-count", .has_arg = no_argument },
6195 { .val = 'D', .name = "default", .has_arg = no_argument },
6196 { .val = 'h', .name = "help", .has_arg = no_argument },
6197 { .val = 'H', .name = "mdt-hash", .has_arg = no_argument },
6198 { .val = 'i', .name = "mdt-index", .has_arg = no_argument },
6199 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
6200 { .val = 'O', .name = "obd", .has_arg = required_argument },
6201 { .val = 'r', .name = "recursive", .has_arg = no_argument },
6202 { .val = 'T', .name = "mdt-count", .has_arg = no_argument },
6203 { .val = 'v', .name = "verbose", .has_arg = no_argument },
6204 { .val = 'X', .name = "max-inherit", .has_arg = no_argument },
6205 { .val = 'y', .name = "yaml", .has_arg = no_argument },
6206 { .val = LFS_INHERIT_RR_OPT,
6207 .name = "max-inherit-rr", .has_arg = no_argument },
6211 param.fp_get_lmv = 1;
6213 while ((c = getopt_long(argc, argv,
6214 "cDhHimO:rtTvXy", long_opts, NULL)) != -1) {
6218 param.fp_verbose |= VERBOSE_COUNT;
6221 param.fp_get_default_lmv = 1;
6223 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6226 "warning: '-t' deprecated, use '--mdt-hash' or '-H' instead\n");
6230 param.fp_verbose |= VERBOSE_HASH_TYPE;
6235 param.fp_verbose |= VERBOSE_STRIPE_OFFSET;
6238 if (param.fp_obd_uuid) {
6240 "%s: only one obduuid allowed",
6244 param.fp_obd_uuid = (struct obd_uuid *)optarg;
6247 param.fp_recursive = 1;
6250 param.fp_verbose |= VERBOSE_DETAIL;
6253 param.fp_verbose |= VERBOSE_INHERIT;
6255 case LFS_INHERIT_RR_OPT:
6256 param.fp_verbose |= VERBOSE_INHERIT_RR;
6262 fprintf(stderr, "%s: unrecognized option '%s'\n",
6263 progname, argv[optind - 1]);
6273 if (param.fp_recursive)
6274 param.fp_max_depth = -1;
6276 if (!param.fp_verbose)
6277 param.fp_verbose = VERBOSE_DEFAULT;
6280 rc = llapi_getstripe(argv[optind], ¶m);
6281 } while (++optind < argc && !rc);
6284 fprintf(stderr, "error: %s failed for %s.\n",
6285 argv[0], argv[optind - 1]);
6290 MNTDF_INODES = 0x0001,
6291 MNTDF_COOKED = 0x0002,
6292 MNTDF_LAZY = 0x0004,
6293 MNTDF_VERBOSE = 0x0008,
6294 MNTDF_SHOW = 0x0010,
6295 MNTDF_DECIMAL = 0x0020,
6298 #define COOK(value, base) \
6301 while (value > base) { \
6309 #define CDF "%11llu"
6310 #define HDF "%8.1f%c"
6314 static inline int obd_statfs_ratio(const struct obd_statfs *st, bool inodes)
6316 double avail, used, ratio = 0;
6319 avail = st->os_ffree;
6320 used = st->os_files - st->os_ffree;
6322 avail = st->os_bavail;
6323 used = st->os_blocks - st->os_bfree;
6325 if (avail + used > 0)
6326 ratio = used / (used + avail) * 100;
6328 /* Round up to match df(1) usage percentage */
6329 return (ratio - (int)ratio) > 0 ? (int)(ratio + 1) : (int)ratio;
6333 * This is to identify various problem states for "lfs df" if .osn_err = true,
6334 * so only show flags reflecting those states by default. Informational states
6335 * are only shown with "-v" and use lower-case names to distinguish them.
6336 * UNUSED[12] were for "EROFS = 30" until 1.6 but are now available for use.
6338 static struct obd_statfs_state_names {
6339 enum obd_statfs_state osn_state;
6340 const char osn_name;
6343 { .osn_state = OS_STATFS_DEGRADED, .osn_name = 'D', .osn_err = true },
6344 { .osn_state = OS_STATFS_READONLY, .osn_name = 'R', .osn_err = true },
6345 { .osn_state = OS_STATFS_NOPRECREATE,.osn_name = 'N', .osn_err = true },
6346 { .osn_state = OS_STATFS_UNUSED1, .osn_name = '?', .osn_err = true },
6347 { .osn_state = OS_STATFS_UNUSED2, .osn_name = '?', .osn_err = true },
6348 { .osn_state = OS_STATFS_ENOSPC, .osn_name = 'S', .osn_err = true },
6349 { .osn_state = OS_STATFS_ENOINO, .osn_name = 'I', .osn_err = true },
6350 { .osn_state = OS_STATFS_SUM, .osn_name = 'a', /* aggregate */ },
6351 { .osn_state = OS_STATFS_NONROT, .osn_name = 'f', /* flash */ },
6354 static int showdf(char *mntdir, struct obd_statfs *stat,
6355 char *uuid, enum mntdf_flags flags,
6356 char *type, int index, int rc)
6358 long long avail, used, total;
6360 char *suffix = flags & MNTDF_DECIMAL ? "kMGTPEZY" : "KMGTPEZY";
6361 /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
6362 char tbuf[3 * sizeof(__u64)];
6363 char ubuf[3 * sizeof(__u64)];
6364 char abuf[3 * sizeof(__u64)];
6365 char rbuf[3 * sizeof(__u64)];
6372 if (flags & MNTDF_INODES) {
6373 avail = stat->os_ffree;
6374 used = stat->os_files - stat->os_ffree;
6375 total = stat->os_files;
6377 int shift = flags & MNTDF_COOKED ? 0 : 10;
6379 avail = (stat->os_bavail * stat->os_bsize) >> shift;
6380 used = ((stat->os_blocks - stat->os_bfree) *
6381 stat->os_bsize) >> shift;
6382 total = (stat->os_blocks * stat->os_bsize) >> shift;
6385 ratio = obd_statfs_ratio(stat, flags & MNTDF_INODES);
6387 if (flags & MNTDF_COOKED) {
6388 int base = flags & MNTDF_DECIMAL ? 1000 : 1024;
6392 cook_val = (double)total;
6393 i = COOK(cook_val, base);
6395 snprintf(tbuf, sizeof(tbuf), HDF, cook_val,
6398 snprintf(tbuf, sizeof(tbuf), CDF, total);
6400 cook_val = (double)used;
6401 i = COOK(cook_val, base);
6403 snprintf(ubuf, sizeof(ubuf), HDF, cook_val,
6406 snprintf(ubuf, sizeof(ubuf), CDF, used);
6408 cook_val = (double)avail;
6409 i = COOK(cook_val, base);
6411 snprintf(abuf, sizeof(abuf), HDF, cook_val,
6414 snprintf(abuf, sizeof(abuf), CDF, avail);
6416 snprintf(tbuf, sizeof(tbuf), CDF, total);
6417 snprintf(ubuf, sizeof(tbuf), CDF, used);
6418 snprintf(abuf, sizeof(tbuf), CDF, avail);
6421 sprintf(rbuf, RDF, ratio);
6422 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
6423 uuid, tbuf, ubuf, abuf, rbuf, mntdir);
6425 printf("[%s:%d]", type, index);
6427 if (stat->os_state) {
6431 for (i = 0; i < ARRAY_SIZE(oss_names); i++) {
6432 if (oss_names[i].osn_state & stat->os_state &&
6433 (oss_names[i].osn_err ||
6434 flags & MNTDF_VERBOSE))
6435 printf("%c", oss_names[i].osn_name);
6442 printf(UUF": inactive device\n", uuid);
6445 printf(UUF": %s\n", uuid, strerror(-rc));
6452 struct ll_stat_type {
6457 #define LL_STATFS_MAX LOV_MAX_STRIPE_COUNT
6459 struct ll_statfs_data {
6461 struct obd_statfs sd_st;
6464 struct ll_statfs_buf {
6466 struct ll_statfs_data sb_buf[LL_STATFS_MAX];
6469 static int mntdf(char *mntdir, char *fsname, char *pool, enum mntdf_flags flags,
6470 int ops, struct ll_statfs_buf *lsb)
6472 struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
6473 struct obd_uuid uuid_buf;
6474 char *poolname = NULL;
6475 struct ll_stat_type types[] = {
6476 { .st_op = LL_STATFS_LMV, .st_name = "MDT" },
6477 { .st_op = LL_STATFS_LOV, .st_name = "OST" },
6478 { .st_name = NULL } };
6479 struct ll_stat_type *tp;
6480 __u64 ost_files = 0;
6481 __u64 ost_ffree = 0;
6489 poolname = strchr(pool, '.');
6491 if (strncmp(fsname, pool, strlen(fsname))) {
6492 fprintf(stderr, "filesystem name incorrect\n");
6500 fd = open(mntdir, O_RDONLY);
6503 fprintf(stderr, "%s: cannot open '%s': %s\n", progname, mntdir,
6508 if (flags & MNTDF_SHOW) {
6509 if (flags & MNTDF_INODES)
6510 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
6511 "UUID", "Inodes", "IUsed", "IFree",
6512 "IUse%", "Mounted on");
6514 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
6516 flags & MNTDF_COOKED ? "bytes" : "1K-blocks",
6517 "Used", "Available", "Use%", "Mounted on");
6520 for (tp = types; tp->st_name != NULL; tp++) {
6521 bool have_ost = false;
6523 if (!(tp->st_op & ops))
6526 for (index = 0; index < LOV_ALL_STRIPES &&
6527 (!lsb || lsb->sb_count < LL_STATFS_MAX); index++) {
6528 memset(&stat_buf, 0, sizeof(struct obd_statfs));
6529 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
6530 type = flags & MNTDF_LAZY ?
6531 tp->st_op | LL_STATFS_NODELAY : tp->st_op;
6532 rc2 = llapi_obd_fstatfs(fd, type, index,
6533 &stat_buf, &uuid_buf);
6538 if (rc2 == -ENODATA) { /* Inactive device, OK. */
6539 if (!(flags & MNTDF_VERBOSE))
6541 } else if (rc2 < 0 && rc == 0) {
6546 * If we have OSTs then don't report MDT block counts.
6547 * For MDT-only filesystems the expectation is that all
6548 * layouts have a DoM component. For filesystems with
6549 * OSTs, files are not necessarily going to store data
6550 * on MDTs, and MDT space is limited to a fraction of
6551 * OST space, so don't include it in the summary.
6553 if (tp->st_op == LL_STATFS_LOV && !have_ost) {
6560 if (poolname && tp->st_op == LL_STATFS_LOV &&
6561 llapi_search_ost(fsname, poolname,
6562 obd_uuid2str(&uuid_buf)) != 1)
6566 * the llapi_obd_fstatfs() call may have returned with
6567 * an error, but if it filled in uuid_buf we will at
6568 * lease use that to print out a message for that OBD.
6569 * If we didn't get anything in the uuid_buf, then fill
6570 * it in so that we can print an error message.
6572 if (uuid_buf.uuid[0] == '\0')
6573 snprintf(uuid_buf.uuid, sizeof(uuid_buf.uuid),
6574 "%s%04x", tp->st_name, index);
6576 lsb->sb_buf[lsb->sb_count].sd_index = index;
6577 lsb->sb_buf[lsb->sb_count].sd_st = stat_buf;
6580 if (flags & MNTDF_SHOW)
6581 showdf(mntdir, &stat_buf,
6582 obd_uuid2str(&uuid_buf), flags,
6583 tp->st_name, index, rc2);
6588 if (tp->st_op == LL_STATFS_LMV) {
6589 sum.os_ffree += stat_buf.os_ffree;
6590 sum.os_files += stat_buf.os_files;
6591 } else /* if (tp->st_op == LL_STATFS_LOV) */ {
6592 ost_files += stat_buf.os_files;
6593 ost_ffree += stat_buf.os_ffree;
6595 sum.os_blocks += stat_buf.os_blocks *
6597 sum.os_bfree += stat_buf.os_bfree *
6599 sum.os_bavail += stat_buf.os_bavail *
6607 * If we have _some_ OSTs, but don't have as many free objects on the
6608 * OST as inodes on the MDTs, reduce the reported number of inodes
6609 * to compensate, so that the "inodes in use" number is correct.
6610 * This should be kept in sync with ll_statfs_internal().
6612 if (ost_files && ost_ffree < sum.os_ffree) {
6613 sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
6614 sum.os_ffree = ost_ffree;
6616 if (flags & MNTDF_SHOW) {
6618 showdf(mntdir, &sum, "filesystem_summary:", flags, NULL, 0, 0);
6626 LAYOUT_INHERIT_UNSET = -2,
6630 static int lfs_setdirstripe(int argc, char **argv)
6633 struct lfs_setstripe_args lsa = { 0 };
6634 struct llapi_stripe_param *param = NULL;
6635 __u32 mdts[LMV_MAX_STRIPE_COUNT] = { 0 };
6638 char *mode_opt = NULL;
6639 bool default_stripe = false;
6640 bool delete = false;
6641 bool foreign_mode = false;
6642 mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
6643 mode_t previous_mode = 0;
6645 __u32 type = LU_FOREIGN_TYPE_SYMLINK, flags = 0;
6646 int max_inherit = LAYOUT_INHERIT_UNSET;
6647 int max_inherit_rr = LAYOUT_INHERIT_UNSET;
6648 struct option long_opts[] = {
6649 { .val = 'c', .name = "count", .has_arg = required_argument },
6650 { .val = 'c', .name = "mdt-count", .has_arg = required_argument },
6651 { .val = 'd', .name = "delete", .has_arg = no_argument },
6652 { .val = 'D', .name = "default", .has_arg = no_argument },
6653 { .val = 'D', .name = "default_stripe", .has_arg = no_argument },
6654 { .val = LFS_LAYOUT_FLAGS_OPT,
6655 .name = "flags", .has_arg = required_argument },
6656 { .val = LFS_LAYOUT_FOREIGN_OPT,
6657 .name = "foreign", .has_arg = optional_argument},
6658 { .val = 'h', .name = "help", .has_arg = no_argument },
6659 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
6660 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 17, 53, 0)
6661 { .val = 'i', .name = "mdt-index", .has_arg = required_argument },
6662 { .val = 'i', .name = "mdt", .has_arg = required_argument },
6664 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
6665 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
6666 { .val = 'm', .name = "mdt", .has_arg = required_argument },
6668 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6669 { .val = 'i', .name = "index", .has_arg = required_argument },
6671 { .val = 'o', .name = "mode", .has_arg = required_argument },
6672 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6673 { .val = 't', .name = "hash-type", .has_arg = required_argument },
6675 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
6676 { .val = 'x', .name = "xattr", .has_arg = required_argument },
6677 { .val = 'X', .name = "max-inherit", .has_arg = required_argument },
6678 { .val = LFS_INHERIT_RR_OPT,
6679 .name = "max-inherit-rr", .has_arg = required_argument},
6680 /* setstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
6684 setstripe_args_init(&lsa);
6686 while ((c = getopt_long(argc, argv, "c:dDi:hH:m:o:t:T:x:X:",
6687 long_opts, NULL)) >= 0) {
6695 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
6696 if (errno != 0 || *end != '\0' ||
6697 lsa.lsa_stripe_count < -1 ||
6698 lsa.lsa_stripe_count > LOV_MAX_STRIPE_COUNT) {
6700 "%s: invalid stripe count '%s'\n",
6707 default_stripe = true;
6710 default_stripe = true;
6712 case LFS_LAYOUT_FOREIGN_OPT:
6714 /* check pure numeric */
6715 type = strtoul(optarg, &end, 0);
6718 type = check_foreign_type_name(optarg);
6719 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
6721 "%s %s: unknown foreign type '%s'\n",
6726 } else if (type >= UINT32_MAX) {
6728 "%s %s: invalid foreign type '%s'\n",
6729 progname, argv[0], optarg);
6733 foreign_mode = true;
6735 case LFS_LAYOUT_FLAGS_OPT:
6737 flags = strtoul(optarg, &end, 16);
6738 if (errno != 0 || *end != '\0' ||
6739 flags >= UINT32_MAX) {
6741 "%s %s: invalid hex flags '%s'\n",
6742 progname, argv[0], optarg);
6745 if (!foreign_mode) {
6747 "%s %s: hex flags must be specified with --foreign option\n",
6752 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6755 "warning: '--hash-type' and '-t' deprecated, use '--mdt-hash' or '-H' instead\n");
6759 lsa.lsa_pattern = check_hashtype(optarg);
6760 if (lsa.lsa_pattern == 0) {
6762 "%s %s: bad directory hash type '%s'\n",
6763 progname, argv[0], optarg);
6768 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 17, 53, 0)
6771 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6772 if (strcmp(argv[optind - 1], "--index") == 0)
6774 "%s %s: warning: '--index' deprecated, use '--mdt-index' instead\n",
6777 lsa.lsa_nr_tgts = parse_targets(mdts,
6778 sizeof(mdts) / sizeof(__u32),
6779 lsa.lsa_nr_tgts, optarg, NULL);
6780 if (lsa.lsa_nr_tgts < 0) {
6782 "%s %s: invalid MDT target(s) '%s'\n",
6783 progname, argv[0], optarg);
6787 lsa.lsa_tgts = mdts;
6788 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
6789 lsa.lsa_stripe_off = mdts[0];
6791 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 15, 53, 0)
6794 "warning: '-m' is deprecated, use '--mode' or '-o' instead\n");
6804 max_inherit = strtol(optarg, &end, 10);
6805 if (errno != 0 || *end != '\0' || max_inherit < -2) {
6807 "%s %s: invalid max-inherit '%s'\n",
6808 progname, argv[0], optarg);
6811 if (max_inherit == 0) {
6812 max_inherit = LMV_INHERIT_NONE;
6813 } else if (max_inherit == -1) {
6814 max_inherit = LMV_INHERIT_UNLIMITED;
6815 } else if (max_inherit > LMV_INHERIT_MAX) {
6817 "%s %s: max-inherit %d exceeds maximum %u\n",
6818 progname, argv[0], max_inherit,
6823 case LFS_INHERIT_RR_OPT:
6824 if (!default_stripe) {
6826 "%s %s: '--max-inherit-rr' must be specified with '-D'\n",
6831 max_inherit_rr = strtol(optarg, &end, 10);
6832 if (errno != 0 || *end != '\0' || max_inherit_rr < -2) {
6834 "%s %s: invalid max-inherit-rr '%s'\n",
6835 progname, argv[0], optarg);
6838 if (max_inherit_rr == 0) {
6839 max_inherit_rr = LMV_INHERIT_RR_NONE;
6840 } else if (max_inherit_rr == -1) {
6841 max_inherit_rr = LMV_INHERIT_RR_UNLIMITED;
6842 } else if (max_inherit_rr > LMV_INHERIT_RR_MAX) {
6844 "%s %s: max-inherit-rr %d exceeds maximum %u\n",
6845 progname, argv[0], max_inherit_rr,
6846 LMV_INHERIT_RR_MAX);
6851 fprintf(stderr, "%s: unrecognized option '%s'\n",
6852 progname, argv[optind - 1]);
6859 if (optind == argc) {
6860 fprintf(stderr, "%s %s: DIR must be specified\n",
6865 if (xattr && !foreign_mode) {
6867 * only print a warning as this is armless and will be
6871 "%s %s: xattr has been specified for non-foreign layout\n",
6873 } else if (foreign_mode && !xattr) {
6875 "%s %s: xattr must be provided in foreign mode\n",
6880 if (foreign_mode && (delete || default_stripe || lsa.lsa_nr_tgts ||
6881 lsa.lsa_tgts || setstripe_args_specified(&lsa))) {
6883 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
6888 if (!delete && lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT &&
6889 lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT && !foreign_mode) {
6890 /* if no parameters set, create directory on least-used MDTs */
6891 lsa.lsa_stripe_off = LMV_OFFSET_DEFAULT;
6892 lsa.lsa_stripe_count = 1;
6896 (lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
6897 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)) {
6899 "%s %s: cannot specify -d with -c or -i options\n",
6905 mode = strtoul(mode_opt, &end, 8);
6908 "%s %s: bad MODE '%s'\n",
6909 progname, argv[0], mode_opt);
6912 previous_mode = umask(0);
6915 /* check max-inherit and warn user in some cases */
6916 if (default_stripe &&
6917 (lsa.lsa_stripe_count < 0 || lsa.lsa_stripe_count > 1)) {
6918 if (max_inherit == LMV_INHERIT_UNLIMITED)
6920 "%s %s: unrecommended max-inherit=-1 when default stripe-count=%lld\n",
6921 progname, argv[0], lsa.lsa_stripe_count);
6922 else if (max_inherit > LMV_INHERIT_DEFAULT_STRIPED + 2 &&
6923 max_inherit != LMV_INHERIT_NONE)
6925 "%s %s: unrecommended max-inherit=%d when default stripe-count=%lld\n",
6926 progname, argv[0], max_inherit,
6927 lsa.lsa_stripe_count);
6930 if (max_inherit_rr != LAYOUT_INHERIT_UNSET &&
6931 lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT &&
6932 lsa.lsa_stripe_off != LMV_OFFSET_DEFAULT) {
6934 "%s %s: max-inherit-rr needs mdt-index=-1, not %lld\n",
6935 progname, argv[0], lsa.lsa_stripe_off);
6939 /* foreign LMV/dir case */
6941 if (argc > optind + 1) {
6943 "%s %s: cannot specify multiple foreign dirs\n",
6948 dname = argv[optind];
6949 result = llapi_dir_create_foreign(dname, mode, type, flags,
6953 "%s mkdir: can't create foreign dir '%s': %s\n",
6954 progname, dname, strerror(-result));
6959 * initialize stripe parameters, in case param is converted to specific,
6960 * i.e, 'lfs mkdir -i -1 -c N', always allocate space for lsp_tgts.
6962 param = calloc(1, offsetof(typeof(*param),
6963 lsp_tgts[lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ?
6964 lsa.lsa_stripe_count : lsa.lsa_nr_tgts]));
6967 "%s %s: cannot allocate memory for parameters: %s\n",
6968 progname, argv[0], strerror(ENOMEM));
6972 /* if "lfs setdirstripe -D -i -1" is used, assume 1-stripe directory */
6973 if (default_stripe && lsa.lsa_stripe_off == LMV_OFFSET_DEFAULT &&
6974 (lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT ||
6975 lsa.lsa_stripe_count == 0))
6976 lsa.lsa_stripe_count = 1;
6977 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
6978 param->lsp_stripe_count = lsa.lsa_stripe_count;
6979 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
6980 param->lsp_stripe_offset = LMV_OFFSET_DEFAULT;
6982 param->lsp_stripe_offset = lsa.lsa_stripe_off;
6983 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
6984 param->lsp_stripe_pattern = lsa.lsa_pattern;
6986 param->lsp_stripe_pattern = LMV_HASH_TYPE_UNKNOWN;
6987 param->lsp_pool = lsa.lsa_pool_name;
6988 param->lsp_is_specific = false;
6989 if (max_inherit == LAYOUT_INHERIT_UNSET) {
6990 if (lsa.lsa_stripe_count == 0 || lsa.lsa_stripe_count == 1)
6991 max_inherit = LMV_INHERIT_DEFAULT_PLAIN;
6993 max_inherit = LMV_INHERIT_DEFAULT_STRIPED;
6995 param->lsp_max_inherit = max_inherit;
6996 if (default_stripe) {
6998 if (max_inherit_rr == LAYOUT_INHERIT_UNSET)
6999 max_inherit_rr = LMV_INHERIT_RR_DEFAULT;
7000 param->lsp_max_inherit_rr = max_inherit_rr;
7002 if (strcmp(argv[0], "mkdir") == 0)
7003 param->lsp_is_create = true;
7004 if (lsa.lsa_nr_tgts > 1) {
7005 if (lsa.lsa_stripe_count > 0 &&
7006 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
7007 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
7009 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
7010 argv[0], lsa.lsa_stripe_count,
7016 param->lsp_is_specific = true;
7017 param->lsp_stripe_count = lsa.lsa_nr_tgts;
7018 memcpy(param->lsp_tgts, mdts, sizeof(*mdts) * lsa.lsa_nr_tgts);
7021 dname = argv[optind];
7023 if (default_stripe) {
7024 result = llapi_dir_set_default_lmv(dname, param);
7027 "%s setdirstripe: cannot set default stripe on dir '%s': %s\n",
7028 progname, dname, strerror(-result));
7032 result = llapi_dir_create(dname, mode, param);
7035 "%s setdirstripe: cannot create dir '%s': %s\n",
7036 progname, dname, strerror(-result));
7037 } while (!result && (dname = argv[++optind]));
7040 umask(previous_mode);
7047 static int lfs_rmentry(int argc, char **argv)
7054 fprintf(stderr, "error: %s: missing dirname\n",
7060 dname = argv[index];
7062 result = llapi_direntry_remove(dname);
7065 "error: %s: remove dir entry '%s' failed\n",
7069 dname = argv[++index];
7074 static int lfs_unlink_foreign(int argc, char **argv)
7081 fprintf(stderr, "error: %s: missing pathname\n",
7088 while (name != NULL) {
7089 result = llapi_unlink_foreign(name);
7092 "error: %s: unlink foreign entry '%s' failed\n",
7096 name = argv[++index];
7101 static int lfs_mv(int argc, char **argv)
7103 struct lmv_user_md lmu = { LMV_USER_MAGIC };
7104 struct find_param param = {
7111 struct option long_opts[] = {
7112 { .val = 'm', .name = "mdt", .has_arg = required_argument },
7113 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
7114 { .val = 'v', .name = "verbose", .has_arg = no_argument },
7117 while ((c = getopt_long(argc, argv, "m:M:v", long_opts, NULL)) != -1) {
7119 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
7122 "warning: '-M' deprecated, use '--mdt-index' or '-m' instead\n");
7126 lmu.lum_stripe_offset = strtoul(optarg, &end, 0);
7127 if (errno != 0 || *end != '\0' ||
7128 lmu.lum_stripe_offset >= UINT32_MAX) {
7129 fprintf(stderr, "%s mv: bad MDT index '%s'\n",
7135 param.fp_verbose = VERBOSE_DETAIL;
7138 fprintf(stderr, "%s mv: unrecognized option '%s'\n",
7139 progname, argv[optind - 1]);
7144 if (lmu.lum_stripe_offset == LMV_OFFSET_DEFAULT) {
7145 fprintf(stderr, "%s mv: MDT index must be specified\n",
7150 if (optind >= argc) {
7151 fprintf(stderr, "%s mv: DIR must be specified\n", progname);
7155 lmu.lum_hash_type = LMV_HASH_TYPE_UNKNOWN;
7157 /* initialize migrate mdt parameters */
7158 param.fp_lmv_md = &lmu;
7159 param.fp_migrate = 1;
7160 rc = llapi_migrate_mdt(argv[optind], ¶m);
7162 fprintf(stderr, "%s mv: cannot migrate '%s' to MDT%04x: %s\n",
7163 progname, argv[optind], lmu.lum_stripe_offset,
7168 static int lfs_osts(int argc, char **argv)
7170 return lfs_tgts(argc, argv);
7173 static int lfs_mdts(int argc, char **argv)
7175 return lfs_tgts(argc, argv);
7178 static int lfs_df(int argc, char **argv)
7180 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
7181 enum mntdf_flags flags = MNTDF_SHOW;
7182 int ops = LL_STATFS_LMV | LL_STATFS_LOV;
7183 int c, rc = 0, rc1 = 0, index = 0, arg_idx = 0;
7184 char fsname[PATH_MAX] = "", *pool_name = NULL;
7185 struct option long_opts[] = {
7186 { .val = 'h', .name = "human-readable", .has_arg = no_argument },
7187 { .val = 'H', .name = "si", .has_arg = no_argument },
7188 { .val = 'i', .name = "inodes", .has_arg = no_argument },
7189 { .val = 'l', .name = "lazy", .has_arg = no_argument },
7190 { .val = 'p', .name = "pool", .has_arg = required_argument },
7191 { .val = 'v', .name = "verbose", .has_arg = no_argument },
7194 while ((c = getopt_long(argc, argv, "hHilp:v", long_opts, NULL)) != -1) {
7197 flags = (flags & ~MNTDF_DECIMAL) | MNTDF_COOKED;
7200 flags |= MNTDF_COOKED | MNTDF_DECIMAL;
7203 flags |= MNTDF_INODES;
7206 flags |= MNTDF_LAZY;
7212 flags |= MNTDF_VERBOSE;
7215 fprintf(stderr, "%s: unrecognized option '%s'\n",
7216 progname, argv[optind - 1]);
7221 /* Handle case where path is not specified */
7222 if (optind == argc) {
7223 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
7224 /* Check if we have a mount point */
7225 if (mntdir[0] == '\0')
7228 rc = mntdf(mntdir, fsname, pool_name, flags, ops, NULL);
7229 if (rc || path[0] != '\0')
7232 fsname[0] = '\0'; /* avoid matching in next loop */
7233 mntdir[0] = '\0'; /* avoid matching in next loop */
7234 path[0] = '\0'; /* clean for next loop */
7239 /* Loop through all the remaining arguments. These are Lustre FS
7242 for (arg_idx = optind; arg_idx <= argc - 1; arg_idx++) {
7245 fsname[0] = '\0'; /* start clean */
7246 mntdir[0] = '\0'; /* start clean */
7247 path[0] = '\0'; /* start clean */
7249 /* path does not exists at all */
7250 if (!realpath(argv[arg_idx], path)) {
7252 fprintf(stderr, "error: invalid path '%s': %s\n",
7253 argv[arg_idx], strerror(-rc));
7254 /* save first seen error */
7261 /* path exists but may not be a Lustre filesystem */
7262 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
7263 /* Check if we have a mount point */
7264 if (mntdir[0] == '\0')
7267 rc = mntdf(mntdir, fsname, pool_name, flags, ops, NULL);
7268 if (rc || path[0] != '\0') {
7271 /* save first seen error */
7279 llapi_printf(LLAPI_MSG_ERROR,
7280 "%s:%s Not a Lustre filesystem\n",
7281 argv[0], argv[arg_idx]);
7282 /* save first seen error */
7291 static int print_instance(const char *mntdir, char *buf, size_t buflen,
7292 bool opt_instance, bool opt_fsname, bool opt_mntdir)
7296 if (opt_fsname == opt_instance) { /* both true or both false */
7297 rc = llapi_getname(mntdir, buf, buflen);
7298 } else if (opt_fsname) {
7300 * llapi_search_mounts() fills @buf with fsname, but that is not
7301 * called if explicit paths are specified on the command-line
7304 rc = llapi_get_fsname(mntdir, buf, buflen);
7305 } else /* if (opt_instance) */ {
7306 rc = llapi_get_instance(mntdir, buf, buflen);
7310 fprintf(stderr, "cannot get instance for '%s': %s\n",
7311 mntdir, strerror(-rc));
7316 printf("%s %s\n", buf, mntdir);
7318 printf("%s\n", buf);
7323 static int lfs_getname(int argc, char **argv)
7325 struct option long_opts[] = {
7326 { .val = 'h', .name = "help", .has_arg = no_argument },
7327 { .val = 'i', .name = "instance", .has_arg = no_argument },
7328 { .val = 'n', .name = "fsname", .has_arg = no_argument },
7330 bool opt_instance = false, opt_fsname = false;
7331 char fsname[PATH_MAX] = "";
7334 while ((c = getopt_long(argc, argv, "hin", long_opts, NULL)) != -1) {
7337 opt_instance = true;
7343 fprintf(stderr, "%s: unrecognized option '%s'\n",
7344 progname, argv[optind - 1]);
7351 if (optind == argc) { /* no paths specified, get all paths. */
7352 char mntdir[PATH_MAX] = "", path[PATH_MAX] = "";
7355 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
7356 rc2 = print_instance(mntdir, fsname, sizeof(fsname),
7357 opt_instance, opt_fsname, true);
7360 path[0] = fsname[0] = mntdir[0] = '\0';
7362 } else { /* paths specified, only attempt to search these. */
7365 /* if only one path is given, print only requested info */
7366 opt_mntdir = argc - optind > 1 || (opt_instance == opt_fsname);
7368 for (; optind < argc; optind++) {
7369 rc2 = print_instance(argv[optind], fsname,
7370 sizeof(fsname), opt_instance,
7371 opt_fsname, opt_mntdir);
7381 static int lfs_check(int argc, char **argv)
7383 char mntdir[PATH_MAX] = {'\0'};
7392 fprintf(stderr, "%s check: server type must be specified\n",
7397 obd_types[0] = obd_type1;
7398 obd_types[1] = obd_type2;
7399 obd_types[2] = obd_type3;
7401 if (strcmp(argv[1], "osts") == 0) {
7402 strcpy(obd_types[0], "osc");
7403 } else if (strcmp(argv[1], "mdts") == 0 ||
7404 strcmp(argv[1], "mds") == 0) {
7405 strcpy(obd_types[0], "mdc");
7406 } else if (strcmp(argv[1], "mgts") == 0) {
7407 strcpy(obd_types[0], "mgc");
7408 } else if (strcmp(argv[1], "all") == 0 ||
7409 strcmp(argv[1], "servers") == 0) {
7411 strcpy(obd_types[0], "osc");
7412 strcpy(obd_types[1], "mdc");
7413 strcpy(obd_types[2], "mgc");
7415 fprintf(stderr, "%s check: unrecognized option '%s'\n",
7420 rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
7421 if (rc < 0 || mntdir[0] == '\0') {
7423 "%s check: cannot find mounted Lustre filesystem: %s\n",
7424 progname, (rc < 0) ? strerror(-rc) : strerror(ENODEV));
7428 rc = llapi_target_check(num_types, obd_types, mntdir);
7430 fprintf(stderr, "%s check: cannot check target '%s': %s\n",
7431 progname, argv[1], strerror(-rc));
7436 #ifdef HAVE_SYS_QUOTA_H
7437 #define ADD_OVERFLOW(a, b) \
7438 ((((a) + (b)) < (a)) ? \
7439 ((a) = ULONG_MAX) : ((a) = (a) + (b)))
7441 /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value
7442 * returns the value or ULONG_MAX on integer overflow or incorrect format
7444 * 1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w)
7445 * 2. specifiers may be encountered multiple times (2s3s is 5 seconds)
7446 * 3. empty integer value is interpreted as 0
7448 static unsigned long str2sec(const char *timestr)
7450 const char spec[] = "smhdw";
7451 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
7452 unsigned long val = 0;
7455 if (strpbrk(timestr, spec) == NULL) {
7457 * no specifiers inside the time string,
7458 * should treat it as an integer value
7460 val = strtoul(timestr, &tail, 10);
7461 return *tail ? ULONG_MAX : val;
7464 /* format string is XXwXXdXXhXXmXXs */
7470 v = strtoul(timestr, &tail, 10);
7471 if (v == ULONG_MAX || *tail == '\0')
7473 * value too large (ULONG_MAX or more)
7474 * or missing specifier
7478 ptr = strchr(spec, *tail);
7480 /* unknown specifier */
7485 /* check if product will overflow the type */
7486 if (!(v < ULONG_MAX / mult[ind]))
7489 ADD_OVERFLOW(val, mult[ind] * v);
7490 if (val == ULONG_MAX)
7502 #define ARG2ULL(nr, str, def_units) \
7504 unsigned long long limit, units = def_units; \
7507 rc = llapi_parse_size(str, &limit, &units, 1); \
7509 fprintf(stderr, "%s: invalid limit '%s'\n", \
7516 static inline int has_times_option(int argc, char **argv)
7520 for (i = 1; i < argc; i++)
7521 if (!strcmp(argv[i], "-t"))
7527 static inline int lfs_verify_poolarg(char *pool)
7529 if (strnlen(optarg, LOV_MAXPOOLNAME + 1) > LOV_MAXPOOLNAME) {
7531 "Pool name '%.*s' is longer than %d\n",
7532 LOV_MAXPOOLNAME, pool, LOV_MAXPOOLNAME);
7538 /* special grace time, only notify the user when its quota is over soft limit
7539 * but doesn't block new writes until the hard limit is reached.
7541 #define NOTIFY_GRACE "notify"
7542 #define NOTIFY_GRACE_TIME LQUOTA_GRACE_MASK
7545 static inline __u64 lustre_stoqb(size_t space)
7547 return (space + QIF_DQBLKSIZE - 1) >> QIF_DQBLKSIZE_BITS;
7550 #define lustre_stoqb toqb
7553 int lfs_setquota_times(int argc, char **argv, struct if_quotactl *qctl)
7556 char *mnt, *obd_type = (char *)qctl->obd_type;
7557 struct obd_dqblk *dqb = &qctl->qc_dqblk;
7558 struct obd_dqinfo *dqi = &qctl->qc_dqinfo;
7559 struct option long_opts[] = {
7560 { .val = 'b', .name = "block-grace", .has_arg = required_argument },
7561 { .val = 'g', .name = "group", .has_arg = no_argument },
7562 { .val = 'h', .name = "help", .has_arg = no_argument },
7563 { .val = 'i', .name = "inode-grace", .has_arg = required_argument },
7564 { .val = 'p', .name = "projid", .has_arg = no_argument },
7565 { .val = 't', .name = "times", .has_arg = no_argument },
7566 { .val = 'u', .name = "user", .has_arg = no_argument },
7567 { .val = LFS_POOL_OPT,
7568 .name = "pool", .has_arg = required_argument },
7572 qctl->qc_cmd = LUSTRE_Q_SETINFO;
7573 qctl->qc_type = ALLQUOTA;
7575 while ((c = getopt_long(argc, argv, "b:ghi:ptu",
7576 long_opts, NULL)) != -1) {
7587 if (qctl->qc_type != ALLQUOTA) {
7589 "%s: -u/g/p cannot be used more than once\n",
7593 qctl->qc_type = qtype;
7596 if (strncmp(optarg, NOTIFY_GRACE,
7597 strlen(NOTIFY_GRACE)) == 0) {
7598 dqi->dqi_bgrace = NOTIFY_GRACE_TIME;
7600 dqi->dqi_bgrace = str2sec(optarg);
7601 if (dqi->dqi_bgrace >= NOTIFY_GRACE_TIME) {
7603 "%s: bad block-grace: %s\n",
7608 dqb->dqb_valid |= QIF_BTIME;
7611 if (strncmp(optarg, NOTIFY_GRACE,
7612 strlen(NOTIFY_GRACE)) == 0) {
7613 dqi->dqi_igrace = NOTIFY_GRACE_TIME;
7615 dqi->dqi_igrace = str2sec(optarg);
7616 if (dqi->dqi_igrace >= NOTIFY_GRACE_TIME) {
7618 "%s: bad inode-grace: %s\n",
7623 dqb->dqb_valid |= QIF_ITIME;
7625 case 't': /* Yes, of course! */
7628 if (lfs_verify_poolarg(optarg))
7630 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
7631 qctl->qc_cmd = LUSTRE_Q_SETINFOPOOL;
7633 /* getopt prints error message for us when opterr != 0 */
7635 fprintf(stderr, "%s: unrecognized option '%s'\n",
7636 progname, argv[optind - 1]);
7643 if (qctl->qc_type == ALLQUOTA) {
7644 fprintf(stderr, "%s: neither -u, -g nor -p specified\n",
7649 if (optind != argc - 1) {
7650 fprintf(stderr, "%s: unexpected parameter '%s'\n",
7651 progname, argv[optind + 1]);
7656 rc = llapi_quotactl(mnt, qctl);
7659 fprintf(stderr, "%s %s ", obd_type,
7660 obd_uuid2str(&qctl->obd_uuid));
7661 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
7668 #define BSLIMIT (1 << 0)
7669 #define BHLIMIT (1 << 1)
7670 #define ISLIMIT (1 << 2)
7671 #define IHLIMIT (1 << 3)
7673 int lfs_setquota(int argc, char **argv)
7676 struct if_quotactl *qctl;
7677 char *mnt, *obd_type;
7678 struct obd_dqblk *dqb;
7679 struct option long_opts[] = {
7680 { .val = 'b', .name = "block-softlimit",
7681 .has_arg = required_argument },
7682 { .val = 'B', .name = "block-hardlimit",
7683 .has_arg = required_argument },
7684 { .val = 'd', .name = "default", .has_arg = no_argument },
7685 { .val = LFS_SETQUOTA_DELETE,
7686 .name = "delete", .has_arg = no_argument },
7687 { .val = 'g', .name = "group", .has_arg = required_argument },
7688 { .val = 'G', .name = "default-grp", .has_arg = no_argument },
7689 { .val = 'h', .name = "help", .has_arg = no_argument },
7690 { .val = 'i', .name = "inode-softlimit",
7691 .has_arg = required_argument },
7692 { .val = 'I', .name = "inode-hardlimit",
7693 .has_arg = required_argument },
7694 { .val = 'p', .name = "projid", .has_arg = required_argument },
7695 { .val = 'P', .name = "default-prj", .has_arg = no_argument },
7696 { .val = 'u', .name = "user", .has_arg = required_argument },
7697 { .val = 'U', .name = "default-usr", .has_arg = no_argument },
7698 { .val = LFS_POOL_OPT,
7699 .name = "pool", .has_arg = required_argument },
7701 unsigned int limit_mask = 0;
7702 bool use_default = false;
7703 int qtype, qctl_len;
7705 qctl_len = sizeof(*qctl) + LOV_MAXPOOLNAME + 1;
7706 qctl = malloc(qctl_len);
7710 memset(qctl, 0, qctl_len);
7711 obd_type = (char *)qctl->obd_type;
7712 dqb = &qctl->qc_dqblk;
7714 if (has_times_option(argc, argv)) {
7715 rc = lfs_setquota_times(argc, argv, qctl);
7719 qctl->qc_cmd = LUSTRE_Q_SETQUOTA;
7720 qctl->qc_type = ALLQUOTA; /* ALLQUOTA makes no sense for setquota,
7721 * so it can be used as a marker that qc_type
7722 * isn't reinitialized from command line
7724 while ((c = getopt_long(argc, argv, "b:B:dDg:Ghi:I:p:Pu:U",
7725 long_opts, NULL)) != -1) {
7728 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7731 goto quota_type_def;
7734 rc = name2uid(&qctl->qc_id, optarg);
7737 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7740 goto quota_type_def;
7743 rc = name2gid(&qctl->qc_id, optarg);
7746 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7749 goto quota_type_def;
7752 rc = name2projid(&qctl->qc_id, optarg);
7755 if (str2quotaid(&qctl->qc_id, optarg)) {
7757 "%s setquota: invalid id '%s'\n",
7764 if (qctl->qc_id == 0) {
7766 "%s setquota: can't set quota for root usr/group/project.\n",
7773 if (qctl->qc_type != ALLQUOTA) {
7775 "%s setquota: only one of -u, -U, -g, -G, -p or -P may be specified\n",
7780 qctl->qc_type = qtype;
7782 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
7784 #if LUSTRE_VERSION_CODE > OBD_OCD_VERSION(2, 15, 53, 0)
7785 fprintf(stderr, "'-d' deprecatd, use '-D' or '--default'\n");
7791 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7793 case LFS_SETQUOTA_DELETE:
7794 qctl->qc_cmd = LUSTRE_Q_DELETEQID;
7797 ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
7798 dqb->dqb_bsoftlimit >>= 10;
7799 limit_mask |= BSLIMIT;
7800 if (dqb->dqb_bsoftlimit &&
7801 dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
7803 "%s setquota: warning: block softlimit '%llu' smaller than minimum qunit size\nSee '%s help setquota' or Lustre manual for details\n",
7805 (unsigned long long)dqb->dqb_bsoftlimit,
7809 ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
7810 dqb->dqb_bhardlimit >>= 10;
7811 limit_mask |= BHLIMIT;
7812 if (dqb->dqb_bhardlimit &&
7813 dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
7815 "%s setquota: warning: block hardlimit '%llu' smaller than minimum qunit size\n"
7816 "See '%s help setquota' or Lustre manual for details\n",
7818 (unsigned long long)dqb->dqb_bhardlimit,
7822 ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
7823 limit_mask |= ISLIMIT;
7824 if (dqb->dqb_isoftlimit &&
7825 dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
7827 "%s setquota: warning: inode softlimit '%llu' smaller than minimum qunit size\nSee '%s help setquota' or Lustre manual for details\n",
7829 (unsigned long long)dqb->dqb_isoftlimit,
7833 ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
7834 limit_mask |= IHLIMIT;
7835 if (dqb->dqb_ihardlimit &&
7836 dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
7838 "%s setquota: warning: inode hardlimit '%llu' smaller than minimum qunit size\nSee '%s help setquota' or Lustre manual for details\n",
7840 (unsigned long long)dqb->dqb_ihardlimit,
7844 if (lfs_verify_poolarg(optarg)) {
7848 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
7849 qctl->qc_cmd = qctl->qc_cmd == LUSTRE_Q_SETDEFAULT ?
7850 LUSTRE_Q_SETDEFAULT_POOL :
7851 LUSTRE_Q_SETQUOTAPOOL;
7855 "%s setquota: unrecognized option '%s'\n",
7856 progname, argv[optind - 1]);
7864 if (qctl->qc_type == ALLQUOTA) {
7866 "%s setquota: either -u or -g must be specified\n",
7872 if (!use_default && qctl->qc_cmd != LUSTRE_Q_DELETEQID &&
7875 "%s setquota: at least one limit must be specified\n",
7881 if ((use_default || qctl->qc_cmd == LUSTRE_Q_DELETEQID) &&
7884 "%s setquota: limits should not be specified when using default quota or deleting quota ID\n",
7890 if (use_default && qctl->qc_id == 0) {
7892 "%s setquota: can not set default quota for root user/group/project\n",
7898 if (qctl->qc_cmd == LUSTRE_Q_DELETEQID && qctl->qc_id == 0) {
7900 "%s setquota: can not delete root user/group/project\n",
7906 if (optind != argc - 1) {
7908 "%s setquota: filesystem not specified or unexpected argument '%s'\n",
7909 progname, argv[optind]);
7917 dqb->dqb_bhardlimit = 0;
7918 dqb->dqb_bsoftlimit = 0;
7919 dqb->dqb_ihardlimit = 0;
7920 dqb->dqb_isoftlimit = 0;
7923 dqb->dqb_valid |= QIF_LIMITS | QIF_TIMES;
7924 /* do not set inode limits for Pool Quotas */
7925 if (qctl->qc_cmd == LUSTRE_Q_SETDEFAULT_POOL)
7926 dqb->dqb_valid ^= QIF_ILIMITS | QIF_ITIME;
7927 } else if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
7928 (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
7929 /* sigh, we can't just set blimits/ilimits */
7930 struct if_quotactl *tmp_qctl;
7932 tmp_qctl = calloc(1, sizeof(*qctl) + LOV_MAXPOOLNAME + 1);
7936 if (qctl->qc_cmd == LUSTRE_Q_SETQUOTAPOOL) {
7937 tmp_qctl->qc_cmd = LUSTRE_Q_GETQUOTAPOOL;
7938 strncpy(tmp_qctl->qc_poolname, qctl->qc_poolname,
7941 tmp_qctl->qc_cmd = LUSTRE_Q_GETQUOTA;
7943 tmp_qctl->qc_type = qctl->qc_type;
7944 tmp_qctl->qc_id = qctl->qc_id;
7946 rc = llapi_quotactl(mnt, tmp_qctl);
7952 if (!(limit_mask & BHLIMIT))
7953 dqb->dqb_bhardlimit = tmp_qctl->qc_dqblk.dqb_bhardlimit;
7954 if (!(limit_mask & BSLIMIT))
7955 dqb->dqb_bsoftlimit = tmp_qctl->qc_dqblk.dqb_bsoftlimit;
7956 if (!(limit_mask & IHLIMIT))
7957 dqb->dqb_ihardlimit = tmp_qctl->qc_dqblk.dqb_ihardlimit;
7958 if (!(limit_mask & ISLIMIT))
7959 dqb->dqb_isoftlimit = tmp_qctl->qc_dqblk.dqb_isoftlimit;
7961 /* Keep grace times if we have got no softlimit arguments */
7962 if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) {
7963 dqb->dqb_valid |= QIF_BTIME;
7964 dqb->dqb_btime = tmp_qctl->qc_dqblk.dqb_btime;
7967 if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
7968 dqb->dqb_valid |= QIF_ITIME;
7969 dqb->dqb_itime = tmp_qctl->qc_dqblk.dqb_itime;
7974 dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
7975 dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
7977 rc = llapi_quotactl(mnt, qctl);
7981 "%s setquota: cannot quotactl '%s' '%s': %s\n",
7983 obd_uuid2str(&qctl->obd_uuid), strerror(-rc));
7986 "%s setquota: quotactl failed: %s\n",
7987 progname, strerror(-rc));
7991 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
7997 /* Converts seconds value into format string
7998 * result is returned in buf
8000 * 1. result is in descenting order: 1w2d3h4m5s
8001 * 2. zero fields are not filled (except for p. 3): 5d1s
8002 * 3. zero seconds value is presented as "0s"
8004 static char *__sec2str(time_t seconds, char *buf)
8006 const char spec[] = "smhdw";
8007 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
8012 for (i = ARRAY_SIZE(mult) - 1 ; i >= 0; i--) {
8013 c = seconds / mult[i];
8015 if (c > 0 || (i == 0 && buf == tail))
8016 tail += scnprintf(tail, 40-(tail-buf), "%lu%c", c,
8025 static void sec2str(time_t seconds, char *buf, int rc)
8032 tail = __sec2str(seconds, tail);
8034 if (rc && tail - buf < 39) {
8040 static void diff2str(time_t seconds, char *buf, time_t now)
8045 if (seconds <= now) {
8046 strcpy(buf, "none");
8049 __sec2str(seconds - now, buf);
8052 static void print_quota_title(char *name, struct if_quotactl *qctl,
8053 bool human_readable, bool show_default)
8056 printf("Disk default %s quota:\n", qtype_name(qctl->qc_type));
8057 printf("%15s %8s%8s%8s %8s%8s%8s\n",
8058 "Filesystem", "bquota", "blimit", "bgrace",
8059 "iquota", "ilimit", "igrace");
8061 printf("Disk quotas for %s %s (%cid %u):\n",
8062 qtype_name(qctl->qc_type), name,
8063 *qtype_name(qctl->qc_type), qctl->qc_id);
8064 printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
8065 "Filesystem", human_readable ? "used" : "kbytes",
8066 "quota", "limit", "grace",
8067 "files", "quota", "limit", "grace");
8071 static void kbytes2str(__u64 num, char *buf, int buflen, bool h)
8074 snprintf(buf, buflen, "%ju", (uintmax_t)num);
8077 snprintf(buf, buflen, "%5.4gP",
8078 (double)num / ((__u64)1 << 40));
8080 snprintf(buf, buflen, "%5.4gT",
8081 (double)num / (1 << 30));
8083 snprintf(buf, buflen, "%5.4gG",
8084 (double)num / (1 << 20));
8086 snprintf(buf, buflen, "%5.4gM",
8087 (double)num / (1 << 10));
8089 snprintf(buf, buflen, "%ju%s", (uintmax_t)num, "k");
8093 #ifdef HAVE_NATIVE_CLIENT
8094 /* In the current Lustre implementation, the grace time is either the time
8095 * or the timestamp to be used after some quota ID exceeds the soft limt,
8096 * 48 bits should be enough, its high 16 bits can be used as quota flags.
8098 #define LQUOTA_GRACE_BITS 48
8099 #define LQUOTA_GRACE_MASK ((1ULL << LQUOTA_GRACE_BITS) - 1)
8100 #define LQUOTA_GRACE_MAX LQUOTA_GRACE_MASK
8101 #define LQUOTA_GRACE(t) (t & LQUOTA_GRACE_MASK)
8102 #define LQUOTA_FLAG(t) (t >> LQUOTA_GRACE_BITS)
8103 #define LQUOTA_GRACE_FLAG(t, f) ((__u64)t | (__u64)f << LQUOTA_GRACE_BITS)
8106 #define STRBUF_LEN 24
8107 static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
8108 int rc, bool h, bool show_default)
8114 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA ||
8115 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ||
8116 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT ||
8117 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT_POOL) {
8118 int bover = 0, iover = 0;
8119 struct obd_dqblk *dqb = &qctl->qc_dqblk;
8120 char numbuf[3][STRBUF_LEN + 2]; /* 2 for brackets or wildcard */
8122 char strbuf[STRBUF_LEN];
8124 if (dqb->dqb_bhardlimit &&
8125 lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
8127 } else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
8128 if (dqb->dqb_btime > now)
8134 if (dqb->dqb_ihardlimit &&
8135 dqb->dqb_curinodes >= dqb->dqb_ihardlimit) {
8137 } else if (dqb->dqb_isoftlimit && dqb->dqb_itime) {
8138 if (dqb->dqb_itime > now)
8144 if (strlen(mnt) > 15)
8145 printf("%s\n%15s", mnt, "");
8147 printf("%15s", mnt);
8150 diff2str(dqb->dqb_btime, timebuf, now);
8151 else if (show_default)
8152 snprintf(timebuf, sizeof(timebuf), "%llu",
8153 (unsigned long long)dqb->dqb_btime);
8155 kbytes2str(lustre_stoqb(dqb->dqb_curspace),
8156 strbuf, sizeof(strbuf), h);
8157 if (rc == -EREMOTEIO)
8158 sprintf(numbuf[0], "%s*", strbuf);
8160 sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
8161 "%s" : "[%s]", strbuf);
8163 kbytes2str(dqb->dqb_bsoftlimit, strbuf, sizeof(strbuf), h);
8164 if (type == QC_GENERAL)
8165 sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
8166 "%s" : "[%s]", strbuf);
8168 sprintf(numbuf[1], "%s", "-");
8170 kbytes2str(dqb->dqb_bhardlimit, strbuf, sizeof(strbuf), h);
8171 sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
8172 "%s" : "[%s]", strbuf);
8175 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
8177 printf(" %7s%c %6s %7s %7s",
8178 numbuf[0], bover ? '*' : ' ', numbuf[1],
8179 numbuf[2], bover > 1 ? timebuf : "-");
8182 diff2str(dqb->dqb_itime, timebuf, now);
8183 else if (show_default)
8184 snprintf(timebuf, sizeof(timebuf), "%llu",
8185 (unsigned long long)dqb->dqb_itime);
8187 snprintf(numbuf[0], sizeof(numbuf),
8188 (dqb->dqb_valid & QIF_INODES) ? "%ju" : "[%ju]",
8189 (uintmax_t)dqb->dqb_curinodes);
8191 if (type == QC_GENERAL)
8192 sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
8194 (uintmax_t)dqb->dqb_isoftlimit);
8196 sprintf(numbuf[1], "%s", "-");
8198 sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
8199 "%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
8202 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
8203 else if (type != QC_OSTIDX)
8204 printf(" %7s%c %6s %7s %7s",
8205 numbuf[0], iover ? '*' : ' ', numbuf[1],
8206 numbuf[2], iover > 1 ? timebuf : "-");
8208 printf(" %7s %7s %7s %7s", "-", "-", "-", "-");
8210 } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO || LUSTRE_Q_GETINFOPOOL ||
8211 qctl->qc_cmd == Q_GETOINFO) {
8215 if (qctl->qc_dqinfo.dqi_bgrace == NOTIFY_GRACE_TIME)
8216 strncpy(bgtimebuf, NOTIFY_GRACE, 40);
8218 sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf, rc);
8219 if (qctl->qc_dqinfo.dqi_igrace == NOTIFY_GRACE_TIME)
8220 strncpy(igtimebuf, NOTIFY_GRACE, 40);
8222 sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf, rc);
8224 printf("Block grace time: %s; Inode grace time: %s\n",
8225 bgtimebuf, igtimebuf);
8229 static int tgt_name2index(const char *tgtname, unsigned int *idx)
8233 /* format is "lustre-OST0001" */
8234 dash = memchr(tgtname, '-', LUSTRE_MAXFSNAME + 1);
8236 fprintf(stderr, "wrong tgtname format '%s'\n", tgtname);
8241 *idx = strtoul(dash, &endp, 16);
8242 if (*idx > 0xffff) {
8243 fprintf(stderr, "wrong index %s\n", tgtname);
8250 static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
8251 bool h, __u64 *total)
8253 int rc = 0, rc1 = 0, count = 0, i = 0;
8254 char **list = NULL, *buffer = NULL;
8255 __u32 valid = qctl->qc_valid;
8257 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL && is_mdt)
8260 /* Is it correct for the case OST0000, OST0002, OST0003 -
8261 * we will ask OST0001 that is absent and won't ask OST0003? */
8262 rc = llapi_get_obd_count(mnt, &count, is_mdt);
8264 fprintf(stderr, "can not get %s count: %s\n",
8265 is_mdt ? "mdt" : "ost", strerror(-rc));
8269 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
8270 char fname[PATH_MAX];
8271 char fsname[LUSTRE_MAXFSNAME + 1];
8272 int bufsize = sizeof(struct obd_uuid) * count;
8274 rc = llapi_search_fsname(mnt, fsname);
8276 fprintf(stderr, "cannot get fsname for mountpoint %s\n",
8280 buffer = malloc(bufsize + sizeof(*list) * count);
8283 list = (char **)(buffer + bufsize);
8284 snprintf(fname, PATH_MAX, "%s.%s", fsname, qctl->qc_poolname);
8285 count = llapi_get_poolmembers(fname, list, count,
8291 for (i = 0; i < count; i++) {
8292 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
8295 if (tgt_name2index(list[i], &index))
8297 qctl->qc_idx = index;
8302 qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX;
8303 rc = llapi_quotactl(mnt, qctl);
8305 /* It is remote client case. */
8306 if (rc == -EOPNOTSUPP) {
8311 /* no target for this index yet */
8312 if (rc == -ENODEV) {
8317 /* inactive target */
8318 if (rc == -ENODATA) {
8319 char name[UUID_MAX+8];
8321 snprintf(name, sizeof(name), "%s[inact]",
8322 obd_uuid2str(&qctl->obd_uuid));
8323 memset(&qctl->qc_dqinfo, 0,
8324 sizeof(qctl->qc_dqinfo));
8325 memset(&qctl->qc_dqblk, 0,
8326 sizeof(qctl->qc_dqblk));
8327 print_quota(name, qctl, qctl->qc_valid, 0, h,
8335 fprintf(stderr, "quotactl %s%d failed.\n",
8336 is_mdt ? "mdt" : "ost", qctl->qc_idx);
8340 print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
8341 qctl->qc_valid, 0, h, false);
8342 *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
8343 qctl->qc_dqblk.dqb_bhardlimit;
8348 qctl->qc_valid = valid;
8352 static int get_print_quota(char *mnt, char *name, struct if_quotactl *qctl,
8353 int verbose, int quiet, bool human_readable,
8356 int rc1 = 0, rc2 = 0, rc3 = 0;
8357 char *obd_type = (char *)qctl->obd_type;
8358 char *obd_uuid = (char *)qctl->obd_uuid.uuid;
8359 __u64 total_ialloc = 0, total_balloc = 0;
8360 bool use_default_for_blk = false;
8361 bool use_default_for_file = false;
8364 rc1 = llapi_quotactl(mnt, qctl);
8368 fprintf(stderr, "%s quotas are not enabled.\n",
8369 qtype_name(qctl->qc_type));
8372 fprintf(stderr, "Permission denied.\n");
8375 /* We already got error message. */
8378 fprintf(stderr, "Unexpected quotactl error: %s\n",
8383 if (!show_default && qctl->qc_id == 0) {
8384 qctl->qc_dqblk.dqb_bhardlimit = 0;
8385 qctl->qc_dqblk.dqb_bsoftlimit = 0;
8386 qctl->qc_dqblk.dqb_ihardlimit = 0;
8387 qctl->qc_dqblk.dqb_isoftlimit = 0;
8388 qctl->qc_dqblk.dqb_btime = 0;
8389 qctl->qc_dqblk.dqb_itime = 0;
8390 qctl->qc_dqblk.dqb_valid |= QIF_LIMITS | QIF_TIMES;
8393 if (qctl->qc_dqblk.dqb_valid & QIF_BTIME &&
8394 LQUOTA_FLAG(qctl->qc_dqblk.dqb_btime) & LQUOTA_FLAG_DEFAULT) {
8395 use_default_for_blk = true;
8396 qctl->qc_dqblk.dqb_btime &= LQUOTA_GRACE_MASK;
8399 if (qctl->qc_dqblk.dqb_valid & QIF_ITIME &&
8400 LQUOTA_FLAG(qctl->qc_dqblk.dqb_itime) & LQUOTA_FLAG_DEFAULT) {
8401 use_default_for_file = true;
8402 qctl->qc_dqblk.dqb_itime &= LQUOTA_GRACE_MASK;
8405 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8406 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ||
8407 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT_POOL ||
8408 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) && !quiet)
8409 print_quota_title(name, qctl, human_readable, show_default);
8411 if (rc1 && *obd_type)
8412 fprintf(stderr, "%s %s ", obd_type, obd_uuid);
8414 if (qctl->qc_valid != QC_GENERAL)
8417 inacc = (qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8418 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) &&
8419 ((qctl->qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
8420 (QIF_LIMITS|QIF_USAGE));
8422 print_quota(mnt, qctl, QC_GENERAL, rc1, human_readable, show_default);
8424 if (!show_default && verbose &&
8425 qctl->qc_valid == QC_GENERAL && qctl->qc_cmd != LUSTRE_Q_GETINFO &&
8426 qctl->qc_cmd != LUSTRE_Q_GETINFOPOOL) {
8427 char strbuf[STRBUF_LEN];
8429 rc2 = print_obd_quota(mnt, qctl, 1, human_readable,
8431 rc3 = print_obd_quota(mnt, qctl, 0, human_readable,
8433 kbytes2str(total_balloc, strbuf, sizeof(strbuf),
8435 printf("Total allocated inode limit: %ju, total allocated block limit: %s\n",
8436 (uintmax_t)total_ialloc, strbuf);
8439 if (use_default_for_blk)
8440 printf("%cid %u is using default block quota setting\n",
8441 *qtype_name(qctl->qc_type), qctl->qc_id);
8443 if (use_default_for_file)
8444 printf("%cid %u is using default file quota setting\n",
8445 *qtype_name(qctl->qc_type), qctl->qc_id);
8447 if (rc1 || rc2 || rc3 || inacc)
8448 printf("Some errors happened when getting quota info. Some devices may be not working or deactivated. The data in \"[]\" is inaccurate.\n");
8462 static int lfs_project(int argc, char **argv)
8464 int ret = 0, err = 0, c, i;
8465 struct project_handle_control phc = { 0 };
8466 enum lfs_project_ops_t op;
8469 phc.assign_projid = false;
8470 /* default action */
8471 op = LFS_PROJECT_LIST;
8473 while ((c = getopt(argc, argv, "p:cCsdkr0")) != -1) {
8476 if (op != LFS_PROJECT_LIST) {
8478 "%s: cannot specify '-c' '-C' '-s' together\n",
8483 op = LFS_PROJECT_CHECK;
8486 if (op != LFS_PROJECT_LIST) {
8488 "%s: cannot specify '-c' '-C' '-s' together\n",
8493 op = LFS_PROJECT_CLEAR;
8496 if (op != LFS_PROJECT_LIST) {
8498 "%s: cannot specify '-c' '-C' '-s' together\n",
8503 phc.set_inherit = true;
8504 op = LFS_PROJECT_SET;
8510 phc.keep_projid = true;
8513 phc.recursive = true;
8516 if (str2quotaid(&phc.projid, optarg)) {
8518 "Invalid project ID: %s\n",
8523 phc.assign_projid = true;
8527 phc.newline = false;
8530 fprintf(stderr, "%s: invalid option '%c'\n",
8536 if (phc.assign_projid && op == LFS_PROJECT_LIST) {
8537 op = LFS_PROJECT_SET;
8538 phc.set_projid = true;
8539 } else if (phc.assign_projid && op == LFS_PROJECT_SET) {
8540 phc.set_projid = true;
8544 case LFS_PROJECT_CHECK:
8545 if (phc.keep_projid) {
8547 "%s: '-k' is useless together with '-c'\n",
8552 case LFS_PROJECT_CLEAR:
8555 "%s: '-0' is useless together with '-C'\n",
8559 if (phc.assign_projid) {
8561 "%s: '-p' is useless together with '-C'\n",
8566 case LFS_PROJECT_SET:
8569 "%s: '-0' is useless together with '-s'\n",
8573 if (phc.keep_projid) {
8575 "%s: '-k' is useless together with '-s'\n",
8583 "%s: '-0' is useless for list operations\n",
8593 fprintf(stderr, "%s: missing file or directory target(s)\n",
8598 for (i = 0; i < argc; i++) {
8600 case LFS_PROJECT_CHECK:
8601 err = lfs_project_check(argv[i], &phc);
8603 case LFS_PROJECT_LIST:
8604 err = lfs_project_list(argv[i], &phc);
8606 case LFS_PROJECT_CLEAR:
8607 err = lfs_project_clear(argv[i], &phc);
8609 case LFS_PROJECT_SET:
8610 err = lfs_project_set(argv[i], &phc);
8622 static int lfs_quota(int argc, char **argv)
8625 char *mnt, *name = NULL;
8626 struct if_quotactl *qctl;
8628 int rc = 0, rc1 = 0, verbose = 0, quiet = 0;
8629 __u32 valid = QC_GENERAL, idx = 0;
8630 bool human_readable = false;
8631 bool show_default = false;
8633 bool show_pools = false;
8634 struct option long_opts[] = {
8635 { .val = LFS_POOL_OPT, .name = "pool", .has_arg = optional_argument },
8637 char **poollist = NULL;
8641 qctl = calloc(1, sizeof(*qctl) + LOV_MAXPOOLNAME + 1);
8645 qctl->qc_cmd = LUSTRE_Q_GETQUOTA;
8646 qctl->qc_type = ALLQUOTA;
8647 obd_uuid = (char *)qctl->obd_uuid.uuid;
8649 while ((c = getopt_long(argc, argv, "gGi:I:o:pPqtuUvh",
8650 long_opts, NULL)) != -1) {
8653 show_default = true;
8658 show_default = true;
8663 show_default = true;
8667 if (qctl->qc_type != ALLQUOTA) {
8669 "%s quota: only one of -u, -g, or -p may be specified\n",
8674 qctl->qc_type = qtype;
8677 qctl->qc_cmd = LUSTRE_Q_GETINFO;
8680 valid = qctl->qc_valid = QC_UUID;
8681 snprintf(obd_uuid, sizeof(*obd_uuid), "%s", optarg);
8684 valid = qctl->qc_valid = QC_MDTIDX;
8685 idx = qctl->qc_idx = atoi(optarg);
8686 if (idx == 0 && *optarg != '0') {
8688 "%s quota: invalid MDT index '%s'\n",
8695 valid = qctl->qc_valid = QC_OSTIDX;
8696 idx = qctl->qc_idx = atoi(optarg);
8697 if (idx == 0 && *optarg != '0') {
8699 "%s quota: invalid OST index '%s'\n",
8712 human_readable = true;
8715 if ((!optarg) && (argv[optind] != NULL) &&
8716 (argv[optind][0] != '-') &&
8717 (argv[optind][0] != '/')) {
8718 optarg = argv[optind++];
8719 if (lfs_verify_poolarg(optarg)) {
8723 strncpy(qctl->qc_poolname, optarg,
8725 if (qctl->qc_cmd == LUSTRE_Q_GETINFO)
8726 qctl->qc_cmd = LUSTRE_Q_GETINFOPOOL;
8728 qctl->qc_cmd = LUSTRE_Q_GETQUOTAPOOL;
8732 /* optarg is NULL */
8734 qctl->qc_cmd = LUSTRE_Q_GETQUOTAPOOL;
8737 fprintf(stderr, "%s quota: unrecognized option '%s'\n",
8738 progname, argv[optind - 1]);
8744 /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
8745 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8746 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) &&
8747 qctl->qc_type == ALLQUOTA &&
8748 optind == argc - 1 && !show_default) {
8751 for (qtype = USRQUOTA; qtype <= GRPQUOTA; qtype++) {
8752 qctl->qc_type = qtype;
8753 qctl->qc_valid = valid;
8754 if (qtype == USRQUOTA) {
8755 qctl->qc_id = geteuid();
8756 rc = uid2name(&name, qctl->qc_id);
8758 qctl->qc_id = getegid();
8759 rc = gid2name(&name, qctl->qc_id);
8760 memset(&qctl->qc_dqblk, 0,
8761 sizeof(qctl->qc_dqblk));
8766 rc1 = get_print_quota(mnt, name, qctl, verbose, quiet,
8767 human_readable, show_default);
8772 /* lfs quota -u username /path/to/lustre/mount */
8773 } else if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8774 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
8775 /* options should be followed by u/g-name and mntpoint */
8776 if ((!show_default && optind + 2 != argc) ||
8777 (show_default && optind + 1 != argc) ||
8778 qctl->qc_type == ALLQUOTA) {
8780 "%s quota: name and mount point must be specified\n",
8786 if (!show_default) {
8787 name = argv[optind++];
8788 switch (qctl->qc_type) {
8790 rc = name2uid(&qctl->qc_id, name);
8793 rc = name2gid(&qctl->qc_id, name);
8796 rc = name2projid(&qctl->qc_id, name);
8803 qctl->qc_valid = QC_GENERAL;
8804 qctl->qc_cmd = qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ?
8805 LUSTRE_Q_GETDEFAULT_POOL :
8806 LUSTRE_Q_GETDEFAULT;
8811 if (str2quotaid(&qctl->qc_id, name)) {
8812 fprintf(stderr, "%s quota: invalid id '%s'\n",
8818 } else if (optind + 1 != argc || qctl->qc_type == ALLQUOTA) {
8819 fprintf(stderr, "%s quota: missing quota info argument(s)\n",
8830 rc = llapi_get_poolbuf(mnt, &buf, &poollist, &poolcount);
8834 for (i = 0; i < poolcount; i++) {
8835 p = memchr(poollist[i], '.', MAXNAMLEN);
8837 fprintf(stderr, "bad string format %.*s\n",
8838 MAXNAMLEN, poollist[i]);
8843 printf("Quotas for pool: %s\n", p);
8844 strncpy(qctl->qc_poolname, p, LOV_MAXPOOLNAME);
8845 rc = get_print_quota(mnt, name, qctl, verbose, quiet,
8846 human_readable, show_default);
8853 rc = get_print_quota(mnt, name, qctl, verbose, quiet,
8854 human_readable, show_default);
8860 #endif /* HAVE_SYS_QUOTA_H! */
8862 static int flushctx_ioctl(char *mp)
8866 fd = open(mp, O_RDONLY);
8868 fprintf(stderr, "flushctx: error open %s: %s\n",
8869 mp, strerror(errno));
8873 rc = ioctl(fd, LL_IOC_FLUSHCTX);
8875 fprintf(stderr, "flushctx: error ioctl %s: %s\n",
8876 mp, strerror(errno));
8882 static int lfs_flushctx(int argc, char **argv)
8884 int kdestroy = 0, reap = 0, c;
8885 char mntdir[PATH_MAX] = {'\0'};
8889 while ((c = getopt(argc, argv, "kr")) != -1) {
8899 "error: %s: option '-%c' unrecognized\n",
8906 rc = system("kdestroy > /dev/null");
8908 rc = WEXITSTATUS(rc);
8910 "error destroying tickets: %d, continuing\n",
8915 if (optind >= argc) {
8916 /* flush for all mounted lustre fs. */
8917 while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
8918 /* Check if we have a mount point */
8919 if (mntdir[0] == '\0')
8922 if (flushctx_ioctl(mntdir))
8925 mntdir[0] = '\0'; /* avoid matching in next loop */
8928 /* flush fs as specified */
8929 while (optind < argc) {
8930 if (flushctx_ioctl(argv[optind++]))
8936 rc = system("keyctl reap > /dev/null");
8938 rc = WEXITSTATUS(rc);
8939 fprintf(stderr, "error reaping keyring: %d\n", rc);
8946 static int lfs_changelog(int argc, char **argv)
8948 void *changelog_priv;
8949 struct changelog_rec *rec;
8950 long long startrec = 0, endrec = 0;
8952 struct option long_opts[] = {
8953 { .val = 'f', .name = "follow", .has_arg = no_argument },
8955 char short_opts[] = "f";
8958 while ((rc = getopt_long(argc, argv, short_opts,
8959 long_opts, NULL)) != -1) {
8966 "%s changelog: unrecognized option '%s'\n",
8967 progname, argv[optind - 1]);
8971 if (optind >= argc) {
8972 fprintf(stderr, "%s changelog: mdtname must be specified\n",
8977 mdd = argv[optind++];
8978 if (argc > optind) {
8980 startrec = strtoll(argv[optind++], NULL, 10);
8981 if (errno != 0 || startrec < 0) {
8983 "%s changelog: bad startrec\n",
8989 if (argc > optind) {
8991 endrec = strtoll(argv[optind++], NULL, 10);
8992 if (errno != 0 || endrec < 0) {
8994 "%s changelog: bad endrec\n",
9000 rc = llapi_changelog_start(&changelog_priv,
9001 CHANGELOG_FLAG_BLOCK |
9002 CHANGELOG_FLAG_JOBID |
9003 CHANGELOG_FLAG_EXTRA_FLAGS |
9004 (follow ? CHANGELOG_FLAG_FOLLOW : 0),
9007 fprintf(stderr, "%s changelog: cannot start changelog: %s\n",
9008 progname, strerror(errno = -rc));
9012 rc = llapi_changelog_set_xflags(changelog_priv,
9013 CHANGELOG_EXTRA_FLAG_UIDGID |
9014 CHANGELOG_EXTRA_FLAG_NID |
9015 CHANGELOG_EXTRA_FLAG_OMODE |
9016 CHANGELOG_EXTRA_FLAG_XATTR);
9019 "%s changelog: cannot set xflags for changelog: %s\n",
9020 progname, strerror(errno = -rc));
9024 while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
9028 if (endrec && rec->cr_index > endrec) {
9029 llapi_changelog_free(&rec);
9032 if (rec->cr_index < startrec) {
9033 llapi_changelog_free(&rec);
9037 secs = rec->cr_time >> 30;
9038 gmtime_r(&secs, &ts);
9039 printf("%ju %02d%-5s %02d:%02d:%02d.%09d %04d.%02d.%02d "
9040 "0x%x t="DFID, (uintmax_t)rec->cr_index, rec->cr_type,
9041 changelog_type2str(rec->cr_type),
9042 ts.tm_hour, ts.tm_min, ts.tm_sec,
9043 (int)(rec->cr_time & ((1 << 30) - 1)),
9044 ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
9045 rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
9047 if (rec->cr_flags & CLF_JOBID) {
9048 struct changelog_ext_jobid *jid =
9049 changelog_rec_jobid(rec);
9051 if (jid->cr_jobid[0] != '\0')
9052 printf(" j=%s", jid->cr_jobid);
9055 if (rec->cr_flags & CLF_EXTRA_FLAGS) {
9056 struct changelog_ext_extra_flags *ef =
9057 changelog_rec_extra_flags(rec);
9059 printf(" ef=0x%llx",
9060 (unsigned long long)ef->cr_extra_flags);
9062 if (ef->cr_extra_flags & CLFE_UIDGID) {
9063 struct changelog_ext_uidgid *uidgid =
9064 changelog_rec_uidgid(rec);
9066 printf(" u=%llu:%llu",
9067 (unsigned long long)uidgid->cr_uid,
9068 (unsigned long long)uidgid->cr_gid);
9070 if (ef->cr_extra_flags & CLFE_NID) {
9071 struct changelog_ext_nid *nid =
9072 changelog_rec_nid(rec);
9075 libcfs_nid2str(nid->cr_nid));
9078 if (ef->cr_extra_flags & CLFE_OPEN) {
9079 struct changelog_ext_openmode *omd =
9080 changelog_rec_openmode(rec);
9081 char mode[] = "---";
9083 /* exec mode must be exclusive */
9084 if (omd->cr_openflags & MDS_FMODE_EXEC) {
9087 if (omd->cr_openflags & MDS_FMODE_READ)
9089 if (omd->cr_openflags &
9096 if (strcmp(mode, "---") != 0)
9097 printf(" m=%s", mode);
9100 if (ef->cr_extra_flags & CLFE_XATTR) {
9101 struct changelog_ext_xattr *xattr =
9102 changelog_rec_xattr(rec);
9104 if (xattr->cr_xattr[0] != '\0')
9105 printf(" x=%s", xattr->cr_xattr);
9109 if (!fid_is_zero(&rec->cr_pfid))
9110 printf(" p="DFID, PFID(&rec->cr_pfid));
9111 if (rec->cr_namelen)
9112 printf(" %.*s", rec->cr_namelen,
9113 changelog_rec_name(rec));
9115 if (rec->cr_flags & CLF_RENAME) {
9116 struct changelog_ext_rename *rnm =
9117 changelog_rec_rename(rec);
9119 if (!fid_is_zero(&rnm->cr_sfid))
9120 printf(" s="DFID" sp="DFID" %.*s",
9121 PFID(&rnm->cr_sfid),
9122 PFID(&rnm->cr_spfid),
9123 (int)changelog_rec_snamelen(rec),
9124 changelog_rec_sname(rec));
9128 llapi_changelog_free(&rec);
9131 llapi_changelog_fini(&changelog_priv);
9134 fprintf(stderr, "%s changelog: cannot access changelog: %s\n",
9135 progname, strerror(errno = -rc));
9137 return (rc == 1 ? 0 : rc);
9140 static int lfs_changelog_clear(int argc, char **argv)
9149 endrec = strtoll(argv[3], NULL, 10);
9150 if (errno != 0 || endrec < 0) {
9152 "%s: bad endrec '%s'\n",
9157 rc = llapi_changelog_clear(argv[1], argv[2], endrec);
9160 fprintf(stderr, "%s: record out of range: %llu\n",
9162 else if (rc == -ENOENT)
9163 fprintf(stderr, "%s: no changelog user: %s\n",
9166 fprintf(stderr, "%s error: %s\n", argv[0],
9175 static void rstripc(char *str, int c)
9177 char *end = str + strlen(str);
9179 for (; str < end && end[-1] == c; --end)
9183 static int lfs_fid2path(int argc, char **argv)
9185 struct option long_opts[] = {
9186 { .val = 'c', .name = "cur", .has_arg = no_argument },
9187 { .val = 'c', .name = "current", .has_arg = no_argument },
9188 { .val = 'c', .name = "print-link", .has_arg = no_argument },
9189 { .val = 'f', .name = "print-fid", .has_arg = no_argument },
9190 { .val = 'l', .name = "link", .has_arg = required_argument },
9192 char short_opts[] = "cfl:pr:";
9193 bool print_link = false;
9194 bool print_fid = false;
9196 char mnt_dir[PATH_MAX] = "";
9198 char *path_or_fsname;
9199 long long recno = -1;
9201 char *endptr = NULL;
9206 while ((c = getopt_long(argc, argv, short_opts, long_opts, NULL)) != -1) {
9216 linkno = strtol(optarg, &endptr, 10);
9217 if (errno != 0 || *endptr != '\0' || linkno < 0) {
9219 "%s fid2path: invalid linkno '%s'\n",
9225 /* recno is something to do with changelogs
9226 * that was never implemented. We just pass it
9227 * through for the MDT to ignore.
9230 recno = strtoll(optarg, &endptr, 10);
9231 if (errno != 0 || *endptr != '\0' || recno < 0) {
9233 "%s fid2path: invalid recno '%s'\n",
9240 "%s fid2path: unrecognized option '%s'\n",
9241 progname, argv[optind - 1]);
9246 if (argc - optind < 2) {
9248 "Usage: %s fid2path FSNAME|ROOT FID...\n",
9253 path_or_fsname = argv[optind];
9255 if (*path_or_fsname == '/') {
9256 print_mnt_dir = true;
9257 rc = llapi_search_mounts(path_or_fsname, 0, mnt_dir, NULL);
9259 print_mnt_dir = false;
9260 rc = llapi_search_rootpath(mnt_dir, path_or_fsname);
9265 "%s fid2path: cannot resolve mount point for '%s': %s\n",
9266 progname, path_or_fsname, strerror(-rc));
9270 mnt_fd = open(mnt_dir, O_RDONLY | O_DIRECTORY);
9273 "%s fid2path: cannot open mount point for '%s': %s\n",
9274 progname, path_or_fsname, strerror(-rc));
9278 /* Strip trailing slashes from mnt_dir. */
9279 rstripc(mnt_dir + 1, '/');
9281 for (i = optind + 1; i < argc; i++) {
9282 const char *fid_str = argv[i];
9286 rc2 = llapi_fid_parse(fid_str, &fid, NULL);
9289 "%s fid2path: invalid FID '%s'\n",
9297 int linktmp = (linkno >= 0) ? linkno : 0;
9299 int oldtmp = linktmp;
9300 long long rectmp = recno;
9301 char path_buf[PATH_MAX];
9303 rc2 = llapi_fid2path_at(mnt_fd, &fid,
9304 path_buf, sizeof(path_buf), &rectmp, &linktmp);
9307 "%s fid2path: cannot find %s %s: %s\n",
9308 progname, path_or_fsname, fid_str,
9316 printf("%s ", fid_str);
9319 printf("%d ", linktmp);
9321 /* You may think this looks wrong or weird (and it is!)
9322 * but we are actually trying to preserve the old quirky
9323 * behaviors (enforced by our old quirky tests!) that
9324 * make lfs so much fun to work on:
9326 * lustre 0x200000007:0x1:0x0 => "/"
9327 * /mnt/lustre 0x200000007:0x1:0x0 => "/mnt/lustre//"
9329 * Note that llapi_fid2path() returns "" for the root
9333 print_mnt_dir ? mnt_dir : "",
9334 (print_mnt_dir || *path_buf == '\0') ? "/" : "",
9338 /* specified linkno */
9341 if (oldtmp == linktmp)
9353 static int lfs_path2fid(int argc, char **argv)
9355 struct option long_opts[] = {
9356 { .val = 'p', .name = "parents", .has_arg = no_argument },
9359 const char short_opts[] = "p";
9360 const char *sep = "";
9363 bool show_parents = false;
9365 while ((rc = getopt_long(argc, argv, short_opts,
9366 long_opts, NULL)) != -1) {
9369 show_parents = true;
9373 "%s path2fid: unrecognized option '%s'\n",
9374 progname, argv[optind - 1]);
9379 if (optind > argc - 1) {
9380 fprintf(stderr, "%s path2fid: FILE... must be specified\n",
9383 } else if (optind < argc - 1) {
9388 for (path = argv + optind; *path != NULL; path++) {
9391 if (!show_parents) {
9392 err = llapi_path2fid(*path, &fid);
9394 printf("%s%s"DFID"\n",
9395 *sep != '\0' ? *path : "", sep,
9398 char name[NAME_MAX + 1];
9399 unsigned int linkno = 0;
9401 while ((err = llapi_path2parent(*path, linkno, &fid,
9402 name, sizeof(name))) == 0) {
9403 if (*sep != '\0' && linkno == 0)
9404 printf("%s%s", *path, sep);
9406 printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
9411 /* err == -ENODATA is end-of-loop */
9412 if (linkno > 0 && err == -ENODATA) {
9420 "%s path2fid: cannot get %sfid for '%s': %s\n",
9421 progname, show_parents ? "parent " : "", *path,
9433 #define MAX_ERRNO 4095
9434 #define IS_ERR_VALUE(x) ((unsigned long)(x) >= (unsigned long)-MAX_ERRNO)
9436 static int lfs_rmfid_and_show_errors(const char *device, struct fid_array *fa)
9440 rc = llapi_rmfid(device, fa);
9442 fprintf(stderr, "%s rmfid: cannot remove FIDs: %s\n",
9443 progname, strerror(-rc));
9447 for (k = 0; k < fa->fa_nr; k++) {
9448 rc2 = (__s32)fa->fa_fids[k].f_ver;
9449 if (!IS_ERR_VALUE(rc2))
9455 fa->fa_fids[k].f_ver = 0;
9456 fprintf(stderr, "%s rmfid: cannot remove "DFID": %s\n",
9457 progname, PFID(&fa->fa_fids[k]), strerror(-rc2));
9463 static int lfs_rmfid(int argc, char **argv)
9465 char *fidstr, *device;
9466 int rc = 0, rc2, nr;
9467 struct fid_array *fa;
9469 if (optind > argc - 1) {
9470 fprintf(stderr, "%s rmfid: missing dirname\n", progname);
9474 device = argv[optind++];
9477 fa = malloc(offsetof(struct fid_array, fa_fids[nr + 1]));
9483 while (optind < argc) {
9486 fidstr = argv[optind++];
9487 while (*fidstr == '[')
9489 found = sscanf(fidstr, SFID, RFID(&fa->fa_fids[fa->fa_nr]));
9491 fprintf(stderr, "unrecognized FID: %s\n",
9496 if (fa->fa_nr == OBD_MAX_FIDS_IN_ARRAY) {
9497 /* start another batch */
9498 rc2 = lfs_rmfid_and_show_errors(device, fa);
9505 rc2 = lfs_rmfid_and_show_errors(device, fa);
9513 static int lfs_data_version(int argc, char **argv)
9515 int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
9523 fprintf(stderr, "%s: FILE must be specified\n",
9528 while ((c = getopt(argc, argv, "hnrw")) != -1) {
9531 data_version_flags = 0;
9534 data_version_flags |= LL_DV_RD_FLUSH;
9537 data_version_flags |= LL_DV_WR_FLUSH;
9541 "%s data_version: unrecognized option '%s'\n",
9542 progname, argv[optind - 1]);
9548 if (optind == argc) {
9549 fprintf(stderr, "%s data_version: FILE must be specified\n",
9554 path = argv[optind];
9555 fd = open(path, O_RDONLY);
9558 fprintf(stderr, "%s data_version: cannot open file '%s': %s\n",
9559 progname, path, strerror(-rc));
9563 rc = llapi_get_data_version(fd, &data_version, data_version_flags);
9566 "%s data_version: cannot get version for '%s': %s\n",
9567 progname, path, strerror(-rc));
9569 printf("%ju" "\n", (uintmax_t)data_version);
9575 static int lfs_hsm_state(int argc, char **argv)
9580 struct hsm_user_state hus;
9588 rc = llapi_hsm_state_get(path, &hus);
9590 fprintf(stderr, "can't get hsm state for %s: %s\n",
9591 path, strerror(errno = -rc));
9595 /* Display path name and status flags */
9596 printf("%s: (0x%08x)", path, hus.hus_states);
9598 if (hus.hus_states & HS_RELEASED)
9599 printf(" released");
9600 if (hus.hus_states & HS_EXISTS)
9602 if (hus.hus_states & HS_DIRTY)
9604 if (hus.hus_states & HS_ARCHIVED)
9605 printf(" archived");
9606 /* Display user-settable flags */
9607 if (hus.hus_states & HS_NORELEASE)
9608 printf(" never_release");
9609 if (hus.hus_states & HS_NOARCHIVE)
9610 printf(" never_archive");
9611 if (hus.hus_states & HS_LOST)
9612 printf(" lost_from_hsm");
9614 if (hus.hus_archive_id != 0)
9615 printf(", archive_id:%d", hus.hus_archive_id);
9618 } while (++i < argc);
9623 #define LFS_HSM_SET 0
9624 #define LFS_HSM_CLEAR 1
9627 * Generic function to set or clear HSM flags.
9628 * Used by hsm_set and hsm_clear.
9630 * @mode if LFS_HSM_SET, set the flags, if LFS_HSM_CLEAR, clear the flags.
9632 static int lfs_hsm_change_flags(int argc, char **argv, int mode)
9634 struct option long_opts[] = {
9635 { .val = 'A', .name = "archived", .has_arg = no_argument },
9636 { .val = 'a', .name = "noarchive", .has_arg = no_argument },
9637 { .val = 'd', .name = "dirty", .has_arg = no_argument },
9638 { .val = 'e', .name = "exists", .has_arg = no_argument },
9639 { .val = 'h', .name = "help", .has_arg = no_argument },
9640 { .val = 'i', .name = "archive-id", .has_arg = required_argument },
9641 { .val = 'l', .name = "lost", .has_arg = no_argument },
9642 { .val = 'r', .name = "norelease", .has_arg = no_argument },
9647 __u32 archive_id = 0;
9653 while ((c = getopt_long(argc, argv, "aAdehi:lr",
9654 long_opts, NULL)) != -1) {
9660 mask |= HS_NOARCHIVE;
9663 mask |= HS_ARCHIVED;
9666 mask |= HS_NORELEASE;
9676 archive_id = strtol(optarg, &end, 10);
9677 if (errno != 0 || *end != '\0' || archive_id < 0) {
9679 "%s: invalid archive_id: '%s'\n",
9685 fprintf(stderr, "%s: unrecognized option '%s'\n",
9686 progname, argv[optind - 1]);
9693 /* User should have specified a flag */
9697 while (optind < argc) {
9698 path = argv[optind];
9700 /* If mode == 0, this means we apply the mask. */
9701 if (mode == LFS_HSM_SET)
9702 rc = llapi_hsm_state_set(path, mask, 0, archive_id);
9704 rc = llapi_hsm_state_set(path, 0, mask, 0);
9707 fprintf(stderr, "Can't change hsm flags for %s: %s\n",
9708 path, strerror(errno = -rc));
9717 static int lfs_hsm_action(int argc, char **argv)
9722 struct hsm_current_action hca;
9723 struct hsm_extent he;
9724 enum hsm_user_action hua;
9725 enum hsm_progress_states hps;
9733 rc = llapi_hsm_current_action(path, &hca);
9735 fprintf(stderr, "can't get hsm action for %s: %s\n",
9736 path, strerror(errno = -rc));
9739 he = hca.hca_location;
9740 hua = hca.hca_action;
9741 hps = hca.hca_state;
9743 printf("%s: %s", path, hsm_user_action2name(hua));
9745 /* Skip file without action */
9746 if (hca.hca_action == HUA_NONE) {
9751 printf(" %s ", hsm_progress_state2name(hps));
9753 if ((hps == HPS_RUNNING) &&
9754 (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
9755 printf("(%llu bytes moved)\n",
9756 (unsigned long long)he.length);
9757 else if ((he.offset + he.length) == LUSTRE_EOF)
9758 printf("(from %llu to EOF)\n",
9759 (unsigned long long)he.offset);
9761 printf("(from %llu to %llu)\n",
9762 (unsigned long long)he.offset,
9763 (unsigned long long)(he.offset + he.length));
9765 } while (++i < argc);
9770 static int lfs_hsm_set(int argc, char **argv)
9772 return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
9775 static int lfs_hsm_clear(int argc, char **argv)
9777 return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
9781 * Check file state and return its fid, to be used by lfs_hsm_request().
9783 * \param[in] file Path to file to check
9784 * \param[in,out] fid Pointer to allocated lu_fid struct.
9785 * \param[in,out] last_dev Pointer to last device id used.
9787 * \return 0 on success.
9789 static int lfs_hsm_prepare_file(const char *file, struct lu_fid *fid,
9795 rc = lstat(file, &st);
9797 fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
9801 * Checking for regular file as archiving as posix copytool
9802 * rejects archiving files other than regular files
9804 if (!S_ISREG(st.st_mode)) {
9805 fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
9808 /* A request should be ... */
9809 if (*last_dev != st.st_dev && *last_dev != 0) {
9811 "All files should be on the same filesystem: %s\n",
9815 *last_dev = st.st_dev;
9817 rc = llapi_path2fid(file, fid);
9819 fprintf(stderr, "Cannot read FID of %s: %s\n",
9820 file, strerror(-rc));
9826 /* Fill an HSM HUR item with a given file name.
9828 * If mntpath is set, then the filename is actually a FID, and no
9829 * lookup on the filesystem will be performed.
9831 * \param[in] hur the user request to fill
9832 * \param[in] idx index of the item inside the HUR to fill
9833 * \param[in] mntpath mountpoint of Lustre
9834 * \param[in] fname filename (if mtnpath is NULL)
9835 * or FID (if mntpath is set)
9836 * \param[in] last_dev pointer to last device id used
9838 * \retval 0 on success
9839 * \retval CMD_HELP or a negative errno on error
9841 static int fill_hur_item(struct hsm_user_request *hur, unsigned int idx,
9842 const char *mntpath, const char *fname,
9845 struct hsm_user_item *hui = &hur->hur_user_item[idx];
9848 hui->hui_extent.length = -1;
9851 rc = llapi_fid_parse(fname, &hui->hui_fid, NULL);
9853 fprintf(stderr, "hsm: '%s' is not a valid FID\n",
9856 rc = lfs_hsm_prepare_file(fname, &hui->hui_fid, last_dev);
9860 hur->hur_request.hr_itemcount++;
9865 static int lfs_hsm_request(int argc, char **argv, int action)
9867 struct option long_opts[] = {
9868 { .val = 'a', .name = "archive", .has_arg = required_argument },
9869 { .val = 'D', .name = "data", .has_arg = required_argument },
9870 { .val = 'h', .name = "help", .has_arg = no_argument },
9871 { .val = 'l', .name = "filelist", .has_arg = required_argument },
9872 { .val = 'm', .name = "mntpath", .has_arg = required_argument },
9875 struct hsm_user_request *hur, *oldhur;
9880 char *filelist = NULL;
9881 char fullpath[PATH_MAX];
9882 char *opaque = NULL;
9886 int nbfile_alloc = 0;
9887 char *some_file = NULL;
9888 char *mntpath = NULL;
9894 while ((c = getopt_long(argc, argv, "a:D:hl:m:",
9895 long_opts, NULL)) != -1) {
9904 if (action != HUA_ARCHIVE &&
9905 action != HUA_REMOVE) {
9907 "error: -a is supported only when archiving or removing\n");
9910 archive_id = atoi(optarg);
9915 some_file = strdup(optarg);
9919 fprintf(stderr, "%s: unrecognized option '%s'\n",
9920 progname, argv[optind - 1]);
9927 /* All remaining args are files, so we have at least nbfile */
9928 nbfile = argc - optind;
9930 if ((nbfile == 0) && (!filelist))
9934 opaque_len = strlen(opaque);
9937 * Alloc the request structure with enough place to store all files
9938 * from command line.
9940 hur = llapi_hsm_user_request_alloc(nbfile, opaque_len);
9942 fprintf(stderr, "Cannot create the request: %s\n",
9946 nbfile_alloc = nbfile;
9948 hur->hur_request.hr_action = action;
9949 hur->hur_request.hr_archive_id = archive_id;
9950 hur->hur_request.hr_flags = 0;
9952 /* All remaining args are files, add them */
9953 if (nbfile != 0 && some_file == NULL)
9954 some_file = strdup(argv[optind]);
9956 for (i = 0; i < nbfile; i++) {
9957 rc = fill_hur_item(hur, i, mntpath, argv[optind + i],
9963 /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
9965 /* If a filelist was specified, read the filelist from it. */
9967 fp = fopen(filelist, "r");
9969 fprintf(stderr, "Cannot read the file list %s: %s\n",
9970 filelist, strerror(errno));
9975 while ((rc = getline(&line, &len, fp)) != -1) {
9977 * If allocated buffer was too small, get something
9980 if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
9983 nbfile_alloc = nbfile_alloc * 2 + 1;
9985 hur = llapi_hsm_user_request_alloc(nbfile_alloc,
9989 "hsm: cannot allocate the request: %s\n",
9996 size = hur_len(oldhur);
9999 "hsm: cannot allocate %u files + %u bytes data\n",
10000 oldhur->hur_request.hr_itemcount,
10001 oldhur->hur_request.hr_data_len);
10008 memcpy(hur, oldhur, size);
10013 if (line[strlen(line) - 1] == '\n')
10014 line[strlen(line) - 1] = '\0';
10016 rc = fill_hur_item(hur, hur->hur_request.hr_itemcount,
10017 mntpath, line, &last_dev);
10033 /* If a --data was used, add it to the request */
10034 hur->hur_request.hr_data_len = opaque_len;
10036 memcpy(hur_data(hur), opaque, opaque_len);
10038 /* Send the HSM request */
10039 if (realpath(some_file, fullpath) == NULL) {
10040 fprintf(stderr, "Could not find path '%s': %s\n",
10041 some_file, strerror(errno));
10043 rc = llapi_hsm_request(fullpath, hur);
10045 fprintf(stderr, "Cannot send HSM request (use of %s): %s\n",
10046 some_file, strerror(-rc));
10056 static int lfs_hsm_archive(int argc, char **argv)
10058 return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
10061 static int lfs_hsm_restore(int argc, char **argv)
10063 return lfs_hsm_request(argc, argv, HUA_RESTORE);
10066 static int lfs_hsm_release(int argc, char **argv)
10068 return lfs_hsm_request(argc, argv, HUA_RELEASE);
10071 static int lfs_hsm_remove(int argc, char **argv)
10073 return lfs_hsm_request(argc, argv, HUA_REMOVE);
10076 static int lfs_hsm_cancel(int argc, char **argv)
10078 return lfs_hsm_request(argc, argv, HUA_CANCEL);
10081 static int lfs_swap_layouts(int argc, char **argv)
10086 return llapi_swap_layouts(argv[1], argv[2], 0, 0,
10087 SWAP_LAYOUTS_KEEP_MTIME |
10088 SWAP_LAYOUTS_KEEP_ATIME);
10091 static const char *const ladvise_names[] = LU_LADVISE_NAMES;
10093 static const char *const lock_mode_names[] = LOCK_MODE_NAMES;
10095 int lfs_get_mode(const char *string)
10097 enum lock_mode_user mode;
10099 for (mode = 0; mode < ARRAY_SIZE(lock_mode_names); mode++) {
10100 if (lock_mode_names[mode] == NULL)
10102 if (strcasecmp(string, lock_mode_names[mode]) == 0)
10109 static enum lu_ladvise_type lfs_get_ladvice(const char *string)
10111 enum lu_ladvise_type advice;
10114 advice < ARRAY_SIZE(ladvise_names); advice++) {
10115 if (ladvise_names[advice] == NULL)
10117 if (strcmp(string, ladvise_names[advice]) == 0)
10121 return LU_LADVISE_INVALID;
10124 static int lfs_ladvise(int argc, char **argv)
10126 struct option long_opts[] = {
10127 { .val = 'a', .name = "advice", .has_arg = required_argument },
10128 { .val = 'b', .name = "background", .has_arg = no_argument },
10129 { .val = 'e', .name = "end", .has_arg = required_argument },
10130 { .val = 'h', .name = "help", .has_arg = no_argument },
10131 { .val = 'l', .name = "length", .has_arg = required_argument },
10132 { .val = 'm', .name = "mode", .has_arg = required_argument },
10133 { .val = 's', .name = "start", .has_arg = required_argument },
10134 { .val = 'u', .name = "unset", .has_arg = no_argument },
10135 { .name = NULL } };
10136 struct llapi_lu_ladvise advice;
10137 enum lu_ladvise_type advice_type = LU_LADVISE_INVALID;
10138 unsigned long long start = 0;
10139 unsigned long long end = LUSTRE_EOF;
10140 unsigned long long length = 0;
10141 unsigned long long size_units;
10142 unsigned long long flags = 0;
10148 while ((c = getopt_long(argc, argv, "a:be:hl:m:s:u",
10149 long_opts, NULL)) != -1) {
10152 advice_type = lfs_get_ladvice(optarg);
10153 if (advice_type == LU_LADVISE_INVALID) {
10155 "%s: invalid advice type '%s'\n",
10157 fprintf(stderr, "Valid types:");
10159 for (advice_type = 0;
10160 advice_type < ARRAY_SIZE(ladvise_names);
10162 if (ladvise_names[advice_type] == NULL)
10164 fprintf(stderr, " %s",
10165 ladvise_names[advice_type]);
10167 fprintf(stderr, "\n");
10180 rc = llapi_parse_size(optarg, &end,
10183 fprintf(stderr, "%s: bad end offset '%s'\n",
10190 rc = llapi_parse_size(optarg, &start,
10194 "%s: bad start offset '%s'\n",
10201 rc = llapi_parse_size(optarg, &length,
10204 fprintf(stderr, "%s: bad length '%s'\n",
10210 mode = lfs_get_mode(optarg);
10213 "%s: bad mode '%s', valid modes are READ or WRITE\n",
10219 fprintf(stderr, "%s: unrecognized option '%s'\n",
10220 progname, argv[optind - 1]);
10227 if (advice_type == LU_LADVISE_INVALID) {
10228 fprintf(stderr, "%s: please give an advice type\n", argv[0]);
10229 fprintf(stderr, "Valid types:");
10230 for (advice_type = 0; advice_type < ARRAY_SIZE(ladvise_names);
10232 if (ladvise_names[advice_type] == NULL)
10234 fprintf(stderr, " %s", ladvise_names[advice_type]);
10236 fprintf(stderr, "\n");
10240 if (advice_type == LU_LADVISE_LOCKNOEXPAND) {
10242 "%s: Lock no expand advice is a per file descriptor advice, so when called from lfs, it does nothing.\n",
10247 if (argc <= optind) {
10248 fprintf(stderr, "%s: please give one or more file names\n",
10253 if (end != LUSTRE_EOF && length != 0 && end != start + length) {
10254 fprintf(stderr, "%s: conflicting arguments of -l and -e\n",
10259 if (end == LUSTRE_EOF && length != 0)
10260 end = start + length;
10262 if (end <= start) {
10263 fprintf(stderr, "%s: range [%llu, %llu] is invalid\n",
10264 argv[0], start, end);
10268 if (advice_type != LU_LADVISE_LOCKAHEAD && mode != 0) {
10269 fprintf(stderr, "%s: mode is only valid with lockahead\n",
10274 if (advice_type == LU_LADVISE_LOCKAHEAD && mode == 0) {
10275 fprintf(stderr, "%s: mode is required with lockahead\n",
10280 while (optind < argc) {
10283 path = argv[optind++];
10285 fd = open(path, O_RDONLY);
10287 fprintf(stderr, "%s: cannot open file '%s': %s\n",
10288 argv[0], path, strerror(errno));
10293 advice.lla_start = start;
10294 advice.lla_end = end;
10295 advice.lla_advice = advice_type;
10296 advice.lla_value1 = 0;
10297 advice.lla_value2 = 0;
10298 advice.lla_value3 = 0;
10299 advice.lla_value4 = 0;
10300 if (advice_type == LU_LADVISE_LOCKAHEAD) {
10301 advice.lla_lockahead_mode = mode;
10302 advice.lla_peradvice_flags = flags;
10305 rc2 = llapi_ladvise(fd, flags, 1, &advice);
10309 "%s: cannot give advice '%s' to file '%s': %s\n",
10310 argv[0], ladvise_names[advice_type],
10311 path, strerror(errno));
10317 if (rc == 0 && rc2 < 0)
10323 static const char *const heat_names[] = LU_HEAT_NAMES;
10325 static int lfs_heat_get(int argc, char **argv)
10327 struct lu_heat *heat;
10336 heat = calloc(sizeof(*heat) + sizeof(__u64) * OBD_HEAT_COUNT, 1);
10338 fprintf(stderr, "%s: memory allocation failed\n", argv[0]);
10343 while (optind < argc) {
10344 path = argv[optind++];
10346 fd = open(path, O_RDONLY);
10348 fprintf(stderr, "%s: cannot open file '%s': %s\n",
10349 argv[0], path, strerror(errno));
10354 heat->lh_count = OBD_HEAT_COUNT;
10355 rc2 = llapi_heat_get(fd, heat);
10359 "%s: cannot get heat of file '%s': %s\n",
10360 argv[0], path, strerror(errno));
10364 printf("flags: %x\n", heat->lh_flags);
10365 for (i = 0; i < heat->lh_count; i++)
10366 printf("%s: %llu\n", heat_names[i],
10367 (unsigned long long)heat->lh_heat[i]);
10369 if (rc == 0 && rc2 < 0)
10377 static int lfs_heat_set(int argc, char **argv)
10379 struct option long_opts[] = {
10380 { .val = 'c', .name = "clear", .has_arg = no_argument },
10381 { .val = 'h', .name = "help", .has_arg = no_argument },
10382 { .val = 'o', .name = "off", .has_arg = no_argument },
10383 { .val = 'O', .name = "on", .has_arg = no_argument },
10384 { .name = NULL } };
10385 enum lu_heat_flag flags = 0;
10395 while ((c = getopt_long(argc, argv, "choO", long_opts, NULL)) != -1) {
10398 flags |= LU_HEAT_FLAG_CLEAR;
10401 flags |= LU_HEAT_FLAG_CLEAR;
10402 flags |= LU_HEAT_FLAG_OFF;
10405 flags &= ~LU_HEAT_FLAG_OFF;
10408 fprintf(stderr, "%s: unrecognized option '%s'\n",
10409 progname, argv[optind - 1]);
10416 if (argc <= optind) {
10417 fprintf(stderr, "%s: please give one or more file names\n",
10422 while (optind < argc) {
10423 path = argv[optind++];
10425 fd = open(path, O_RDONLY);
10427 fprintf(stderr, "%s: cannot open file '%s': %s\n",
10428 argv[0], path, strerror(errno));
10433 rc2 = llapi_heat_set(fd, flags);
10437 "%s: cannot setflags heat of file '%s': %s\n",
10438 argv[0], path, strerror(errno));
10442 if (rc == 0 && rc2 < 0)
10449 * The input string contains a comma delimited list of component ids and
10450 * ranges, for example "1,2-4,7".
10452 static int parse_mirror_ids(__u16 *ids, int size, char *arg)
10454 bool end_of_loop = false;
10462 while (!end_of_loop) {
10466 char *endptr = NULL;
10469 ptr = strchrnul(arg, ',');
10470 end_of_loop = *ptr == '\0';
10473 start_index = strtol(arg, &endptr, 0);
10474 if (endptr == arg) /* no data at all */
10476 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
10478 if (start_index < 0)
10481 end_index = start_index;
10482 if (*endptr == '-') {
10483 end_index = strtol(endptr + 1, &endptr, 0);
10484 if (*endptr != '\0')
10486 if (end_index < start_index)
10490 for (i = start_index; i <= end_index && size > 0; i++) {
10493 /* remove duplicate */
10494 for (j = 0; j < nr; j++) {
10498 if (j == nr) { /* no duplicate */
10504 if (size == 0 && i < end_index)
10511 if (!end_of_loop && ptr)
10514 return rc < 0 ? rc : nr;
10518 * struct verify_mirror_id - Mirror id to be verified.
10519 * @mirror_id: A specified mirror id.
10520 * @is_valid_id: @mirror_id is valid or not in the mirrored file.
10522 struct verify_mirror_id {
10528 * compare_mirror_ids() - Compare mirror ids.
10529 * @layout: Mirror component list.
10530 * @cbdata: Callback data in verify_mirror_id structure.
10532 * This is a callback function called by llapi_layout_comp_iterate()
10533 * to compare the specified mirror id with the one in the current
10534 * component of @layout. If they are the same, then the specified
10535 * mirror id is valid.
10537 * Return: a negative error code on failure or
10538 * LLAPI_LAYOUT_ITER_CONT: Proceed iteration
10539 * LLAPI_LAYOUT_ITER_STOP: Stop iteration
10542 int compare_mirror_ids(struct llapi_layout *layout, void *cbdata)
10544 struct verify_mirror_id *mirror_id_cbdata =
10545 (struct verify_mirror_id *)cbdata;
10546 uint32_t mirror_id;
10549 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
10553 "%s: llapi_layout_mirror_id_get failed: %s.\n",
10554 progname, strerror(errno));
10558 if (mirror_id_cbdata->mirror_id == mirror_id) {
10559 mirror_id_cbdata->is_valid_id = true;
10560 return LLAPI_LAYOUT_ITER_STOP;
10563 return LLAPI_LAYOUT_ITER_CONT;
10567 * verify_mirror_ids() - Verify specified mirror ids.
10568 * @fname: Mirrored file name.
10569 * @mirror_ids: Specified mirror ids to be verified.
10570 * @ids_nr: Number of specified mirror ids.
10572 * This function verifies that specified @mirror_ids are valid
10573 * in the mirrored file @fname.
10575 * Return: 0 on success or a negative error code on failure.
10578 int verify_mirror_ids(const char *fname, __u16 *mirror_ids, int ids_nr)
10580 struct llapi_layout *layout = NULL;
10581 struct verify_mirror_id mirror_id_cbdata = { 0 };
10583 uint32_t flr_state;
10592 if (stat(fname, &stbuf) < 0) {
10593 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
10594 progname, fname, strerror(errno));
10599 if (!S_ISREG(stbuf.st_mode)) {
10600 fprintf(stderr, "%s: '%s' is not a regular file.\n",
10606 fd = open(fname, O_DIRECT | O_RDONLY);
10608 fprintf(stderr, "%s: cannot open '%s': %s.\n",
10609 progname, fname, strerror(errno));
10614 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
10616 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
10617 progname, fname, strerror(errno));
10621 layout = llapi_layout_get_by_fd(fd, 0);
10623 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
10624 progname, fname, strerror(errno));
10626 llapi_lease_release(fd);
10630 rc = llapi_layout_flags_get(layout, &flr_state);
10632 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
10633 progname, fname, strerror(errno));
10638 flr_state &= LCM_FL_FLR_MASK;
10639 switch (flr_state) {
10642 fprintf(stderr, "%s: '%s' file state error: %s.\n",
10643 progname, fname, llapi_layout_flags_string(flr_state));
10650 for (i = 0; i < ids_nr; i++) {
10651 mirror_id_cbdata.mirror_id = mirror_ids[i];
10652 mirror_id_cbdata.is_valid_id = false;
10654 rc = llapi_layout_comp_iterate(layout, compare_mirror_ids,
10655 &mirror_id_cbdata);
10659 "%s: '%s' failed to verify mirror id: %u.\n",
10660 progname, fname, mirror_ids[i]);
10664 if (!mirror_id_cbdata.is_valid_id) {
10667 "%s: '%s' invalid specified mirror id: %u.\n",
10668 progname, fname, mirror_ids[i]);
10674 llapi_layout_free(layout);
10675 llapi_lease_release(fd);
10683 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
10684 __u16 *mirror_ids, int ids_nr)
10686 struct llapi_resync_comp comp_array[1024] = { { 0 } };
10687 struct llapi_layout *layout;
10689 uint32_t flr_state;
10698 if (stat(fname, &stbuf) < 0) {
10699 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
10700 progname, fname, strerror(errno));
10704 if (!S_ISREG(stbuf.st_mode)) {
10705 fprintf(stderr, "%s: '%s' is not a regular file.\n",
10711 /* Allow mirror resync even without the key on encrypted files */
10712 fd = open(fname, O_DIRECT | O_RDWR | O_FILE_ENC);
10714 fprintf(stderr, "%s: cannot open '%s': %s.\n",
10715 progname, fname, strerror(errno));
10720 layout = llapi_layout_get_by_fd(fd, 0);
10722 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
10723 progname, fname, strerror(errno));
10728 rc = llapi_layout_flags_get(layout, &flr_state);
10730 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
10731 progname, fname, strerror(errno));
10736 flr_state &= LCM_FL_FLR_MASK;
10737 if (flr_state == LCM_FL_NONE) {
10739 fprintf(stderr, "%s: '%s' is not a FLR file.\n",
10744 /* get stale component info */
10745 comp_size = llapi_mirror_find_stale(layout, comp_array,
10746 ARRAY_SIZE(comp_array),
10747 mirror_ids, ids_nr);
10748 if (comp_size <= 0) {
10753 ioc->lil_mode = LL_LEASE_WRLCK;
10754 ioc->lil_flags = LL_LEASE_RESYNC;
10755 rc = llapi_lease_set(fd, ioc);
10757 if (rc == -EALREADY)
10761 "%s: '%s' llapi_lease_get_ext resync failed: %s.\n",
10762 progname, fname, strerror(-rc));
10766 /* get the read range [start, end) */
10767 start = comp_array[0].lrc_start;
10768 end = comp_array[0].lrc_end;
10769 for (idx = 1; idx < comp_size; idx++) {
10770 if (comp_array[idx].lrc_start < start)
10771 start = comp_array[idx].lrc_start;
10772 if (end < comp_array[idx].lrc_end)
10773 end = comp_array[idx].lrc_end;
10776 rc = llapi_lease_check(fd);
10777 if (rc != LL_LEASE_WRLCK) {
10778 fprintf(stderr, "%s: '%s' lost lease lock.\n",
10783 rc = llapi_mirror_resync_many(fd, layout, comp_array, comp_size,
10786 fprintf(stderr, "%s: '%s' llapi_mirror_resync_many: %s.\n",
10787 progname, fname, strerror(-rc));
10789 rc = migrate_set_timestamps(fd, &stbuf);
10791 fprintf(stderr, "%s: '%s' cannot set timestamps: %s\n",
10792 progname, fname, strerror(-rc));
10796 /* need to do the lease unlock even resync fails */
10797 ioc->lil_mode = LL_LEASE_UNLCK;
10798 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
10799 ioc->lil_count = 0;
10800 for (idx = 0; idx < comp_size; idx++) {
10801 if (comp_array[idx].lrc_synced) {
10802 ioc->lil_ids[ioc->lil_count] = comp_array[idx].lrc_id;
10807 rc2 = llapi_lease_set(fd, ioc);
10809 * llapi_lease_set returns lease mode when it request to unlock
10813 /* rc2 == 0 means lost lease lock */
10814 if (rc2 == 0 && rc == 0)
10818 fprintf(stderr, "%s: resync file '%s' failed: %s.\n",
10820 rc2 == 0 ? "lost lease lock" : strerror(-rc2));
10822 llapi_lease_release(fd);
10827 llapi_layout_free(layout);
10834 static inline int lfs_mirror_resync(int argc, char **argv)
10836 struct option long_opts[] = {
10837 { .val = 'h', .name = "help", .has_arg = no_argument },
10838 { .val = 'o', .name = "only", .has_arg = required_argument },
10839 { .name = NULL } };
10840 struct ll_ioc_lease *ioc = NULL;
10841 __u16 mirror_ids[128] = { 0 };
10846 while ((c = getopt_long(argc, argv, "ho:", long_opts, NULL)) >= 0) {
10849 rc = parse_mirror_ids(mirror_ids,
10850 sizeof(mirror_ids) / sizeof(__u16),
10854 "%s: bad mirror ids '%s'.\n",
10861 fprintf(stderr, "%s: unrecognized option '%s'\n",
10862 progname, argv[optind - 1]);
10870 if (argc == optind) {
10871 fprintf(stderr, "%s: no file name given.\n", argv[0]);
10876 if (ids_nr > 0 && argc > optind + 1) {
10878 "%s: option '--only' cannot be used upon multiple files.\n",
10885 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
10890 /* set the lease on the file */
10891 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
10893 fprintf(stderr, "%s: cannot alloc id array for ioc: %s.\n",
10894 argv[0], strerror(errno));
10899 for (; optind < argc; optind++) {
10900 rc = lfs_mirror_resync_file(argv[optind], ioc,
10901 mirror_ids, ids_nr);
10902 /* ignore previous file's error, continue with next file */
10905 memset(ioc, 0, sizeof(*ioc) + sizeof(__u32) * 4096);
10913 static inline int verify_mirror_id_by_fd(int fd, __u16 mirror_id)
10915 struct llapi_layout *layout;
10918 layout = llapi_layout_get_by_fd(fd, 0);
10920 fprintf(stderr, "could not get layout.\n");
10924 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &mirror_id);
10926 fprintf(stderr, "failed to iterate layout\n");
10927 llapi_layout_free(layout);
10930 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
10931 fprintf(stderr, "does not find mirror with ID %u\n", mirror_id);
10932 llapi_layout_free(layout);
10936 llapi_layout_free(layout);
10942 * Check whether two files are the same file
10943 * \retval 0 same file
10944 * \retval 1 not the same file
10945 * \retval <0 error code
10947 static inline int check_same_file(int fd, const char *f2)
10949 struct stat stbuf1;
10950 struct stat stbuf2;
10952 if (fstat(fd, &stbuf1) < 0)
10955 if (stat(f2, &stbuf2) < 0)
10958 if (stbuf1.st_rdev == stbuf2.st_rdev &&
10959 stbuf1.st_ino == stbuf2.st_ino)
10965 static inline int lfs_mirror_read(int argc, char **argv)
10968 __u16 mirror_id = 0;
10969 const char *outfile = NULL;
10975 const size_t buflen = 4 << 20;
10977 struct option long_opts[] = {
10978 { .val = 'h', .name = "help", .has_arg = no_argument },
10979 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
10980 { .val = 'o', .name = "outfile", .has_arg = required_argument },
10981 { .name = NULL } };
10983 while ((c = getopt_long(argc, argv, "hN:o:", long_opts, NULL)) >= 0) {
10988 unsigned long int id;
10991 id = strtoul(optarg, &end, 0);
10992 if (errno != 0 || *end != '\0' || id == 0 ||
10995 "%s %s: invalid mirror ID '%s'\n",
10996 progname, argv[0], optarg);
11000 mirror_id = (__u16)id;
11007 fprintf(stderr, "%s: unrecognized option '%s'\n",
11008 progname, argv[optind - 1]);
11015 if (argc == optind) {
11016 fprintf(stderr, "%s %s: no mirrored file provided\n",
11017 progname, argv[0]);
11019 } else if (argc > optind + 1) {
11020 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
11024 if (mirror_id == 0) {
11025 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
11026 progname, argv[0]);
11030 /* open mirror file */
11031 fname = argv[optind];
11032 fd = open(fname, O_DIRECT | O_RDONLY);
11034 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
11035 progname, argv[0], fname, strerror(errno));
11039 /* verify mirror id */
11040 rc = verify_mirror_id_by_fd(fd, mirror_id);
11043 "%s %s: cannot find mirror with ID %u in '%s'\n",
11044 progname, argv[0], mirror_id, fname);
11048 /* open output file - O_EXCL ensures output is not the same as input */
11050 outfd = open(outfile, O_EXCL | O_WRONLY | O_CREAT, 0644);
11052 fprintf(stderr, "%s %s: cannot create file '%s': %s\n",
11053 progname, argv[0], outfile, strerror(errno));
11058 outfd = STDOUT_FILENO;
11061 /* allocate buffer */
11062 rc = posix_memalign(&buf, sysconf(_SC_PAGESIZE), buflen);
11064 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
11065 progname, argv[0], rc);
11071 ssize_t bytes_read;
11072 ssize_t written = 0;
11074 bytes_read = llapi_mirror_read(fd, mirror_id, buf, buflen, pos);
11075 if (bytes_read < 0) {
11078 "%s %s: fail to read data from mirror %u: %s\n",
11079 progname, argv[0], mirror_id, strerror(-rc));
11084 if (bytes_read == 0)
11087 while (written < bytes_read) {
11090 written2 = write(outfd, buf + written,
11091 bytes_read - written);
11092 if (written2 < 0) {
11094 "%s %s: fail to write %s: %s\n",
11095 progname, argv[0], outfile ? : "STDOUT",
11100 written += written2;
11103 if (written != bytes_read) {
11105 "%s %s: written %ld bytes does not match with %ld read.\n",
11106 progname, argv[0], written, bytes_read);
11128 static inline int lfs_mirror_write(int argc, char **argv)
11131 __u16 mirror_id = 0;
11132 const char *inputfile = NULL;
11138 const size_t buflen = 4 << 20;
11140 size_t page_size = sysconf(_SC_PAGESIZE);
11141 struct ll_ioc_lease_id ioc;
11142 struct option long_opts[] = {
11143 { .val = 'h', .name = "help", .has_arg = no_argument },
11144 { .val = 'i', .name = "inputfile", .has_arg = required_argument },
11145 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
11146 { .name = NULL } };
11148 while ((c = getopt_long(argc, argv, "hi:N:", long_opts, NULL)) >= 0) {
11153 unsigned long int id;
11156 id = strtoul(optarg, &end, 0);
11157 if (errno != 0 || *end != '\0' || id == 0 ||
11160 "%s %s: invalid mirror ID '%s'\n",
11161 progname, argv[0], optarg);
11165 mirror_id = (__u16)id;
11169 inputfile = optarg;
11172 fprintf(stderr, "%s: unrecognized option '%s'\n",
11173 progname, argv[optind - 1]);
11180 if (argc == optind) {
11181 fprintf(stderr, "%s %s: no mirrored file provided\n",
11182 progname, argv[0]);
11184 } else if (argc > optind + 1) {
11185 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
11189 if (mirror_id == 0) {
11190 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
11191 progname, argv[0]);
11195 /* open mirror file */
11196 fname = argv[optind];
11197 fd = open(fname, O_DIRECT | O_WRONLY);
11199 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
11200 progname, argv[0], fname, strerror(errno));
11204 /* verify mirror id */
11205 rc = verify_mirror_id_by_fd(fd, mirror_id);
11208 "%s %s: cannot find mirror with ID %u in '%s'\n",
11209 progname, argv[0], mirror_id, fname);
11213 /* open input file */
11215 rc = check_same_file(fd, inputfile);
11218 "%s %s: input file cannot be the mirrored file\n",
11219 progname, argv[0]);
11225 inputfd = open(inputfile, O_RDONLY, 0644);
11227 fprintf(stderr, "%s %s: cannot open file '%s': %s\n",
11228 progname, argv[0], inputfile, strerror(errno));
11233 inputfd = STDIN_FILENO;
11236 /* allocate buffer */
11237 rc = posix_memalign(&buf, page_size, buflen);
11239 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
11240 progname, argv[0], rc);
11241 goto close_inputfd;
11244 /* prepare target mirror components instantiation */
11245 ioc.lil_mode = LL_LEASE_WRLCK;
11246 ioc.lil_flags = LL_LEASE_RESYNC;
11247 ioc.lil_mirror_id = mirror_id;
11248 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
11251 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
11252 progname, argv[0], fname, strerror(errno));
11258 ssize_t bytes_read;
11262 rc = llapi_lease_check(fd);
11263 if (rc != LL_LEASE_WRLCK) {
11264 fprintf(stderr, "%s %s: '%s' lost lease lock\n",
11265 progname, argv[0], fname);
11269 bytes_read = read(inputfd, buf, buflen);
11270 if (bytes_read < 0) {
11273 "%s %s: fail to read data from '%s': %s\n",
11274 progname, argv[0], inputfile ? : "STDIN",
11281 if (bytes_read == 0)
11284 /* round up to page align to make direct IO happy. */
11285 to_write = (bytes_read + page_size - 1) & ~(page_size - 1);
11287 written = llapi_mirror_write(fd, mirror_id, buf, to_write,
11292 "%s %s: fail to write to mirror %u: %s\n",
11293 progname, argv[0], mirror_id,
11301 if (pos & (page_size - 1)) {
11302 rc = llapi_mirror_truncate(fd, mirror_id, pos);
11307 ioc.lil_mode = LL_LEASE_UNLCK;
11308 ioc.lil_flags = LL_LEASE_RESYNC_DONE;
11310 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
11315 "%s %s: release lease lock of '%s' failed: %s\n",
11316 progname, argv[0], fname, strerror(errno));
11333 static inline int get_other_mirror_ids(int fd, __u16 *ids, __u16 exclude_id)
11335 struct llapi_layout *layout;
11336 struct collect_ids_data cid = { .cid_ids = ids,
11338 .cid_exclude = exclude_id, };
11341 layout = llapi_layout_get_by_fd(fd, 0);
11343 fprintf(stderr, "could not get layout\n");
11347 rc = llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
11349 fprintf(stderr, "failed to iterate layout\n");
11350 llapi_layout_free(layout);
11354 llapi_layout_free(layout);
11356 return cid.cid_count;
11359 #ifndef MIRROR_ID_NEG
11360 #define MIRROR_ID_NEG 0x8000
11363 static inline int lfs_mirror_copy(int argc, char **argv)
11366 __u16 read_mirror_id = 0;
11367 __u16 ids[128] = { 0 };
11369 struct llapi_layout *layout = NULL;
11370 struct llapi_resync_comp comp_array[1024] = { { 0 } };
11377 struct ll_ioc_lease *ioc = NULL;
11378 struct ll_ioc_lease_id *resync_ioc;
11379 struct option long_opts[] = {
11380 { .val = 'h', .name = "help", .has_arg = no_argument },
11381 { .val = 'i', .name = "read-mirror", .has_arg = required_argument },
11382 { .val = 'o', .name = "write-mirror", .has_arg = required_argument },
11383 { .name = NULL } };
11384 char cmd[PATH_MAX];
11386 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
11388 while ((c = getopt_long(argc, argv, "hi:o:", long_opts, NULL)) >= 0) {
11393 unsigned long int id;
11396 id = strtoul(optarg, &end, 0);
11397 if (errno != 0 || *end != '\0' || id == 0 ||
11400 "%s: invalid read mirror ID '%s'\n",
11405 read_mirror_id = (__u16)id;
11409 if (!strcmp(optarg, "-1")) {
11410 /* specify all other mirrors */
11411 ids[0] = (__u16)-1;
11414 count = parse_mirror_ids((__u16 *)ids,
11422 fprintf(stderr, "%s: unrecognized option '%s'\n",
11423 progname, argv[optind - 1]);
11430 if (argc == optind) {
11431 fprintf(stderr, "%s %s: no mirrored file provided\n",
11432 progname, argv[0]);
11434 } else if (argc > optind + 1) {
11435 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
11439 if (read_mirror_id == 0) {
11441 "%s %s: no valid read mirror ID %d is provided\n",
11442 progname, argv[0], read_mirror_id);
11448 "%s %s: no write mirror ID is provided\n",
11449 progname, argv[0]);
11453 for (i = 0; i < count; i++) {
11454 if (read_mirror_id == ids[i]) {
11456 "%s %s: read and write mirror ID cannot be the same\n",
11457 progname, argv[0]);
11462 /* open mirror file */
11463 fname = argv[optind];
11465 fd = open(fname, O_DIRECT | O_RDWR);
11467 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
11468 progname, argv[0], fname, strerror(errno));
11472 /* write to all other mirrors */
11473 if (ids[0] == (__u16)-1) {
11474 count = get_other_mirror_ids(fd, ids, read_mirror_id);
11478 "%s %s: failed to get other mirror ids in '%s': %d\n",
11479 progname, argv[0], fname, rc);
11484 /* verify mirror id */
11485 rc = verify_mirror_id_by_fd(fd, read_mirror_id);
11488 "%s %s: cannot find mirror with ID %u in '%s'\n",
11489 progname, argv[0], read_mirror_id, fname);
11493 for (i = 0; i < count; i++) {
11494 rc = verify_mirror_id_by_fd(fd, ids[i]);
11497 "%s %s: cannot find mirror with ID %u in '%s'\n",
11498 progname, argv[0], ids[i], fname);
11503 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
11506 "%s %s: cannot alloc comp id array for ioc: %s\n",
11507 progname, argv[0], strerror(errno));
11512 /* get stale component info */
11513 layout = llapi_layout_get_by_fd(fd, 0);
11515 fprintf(stderr, "%s %s: failed to get layout of '%s': %s\n",
11516 progname, argv[0], fname, strerror(errno));
11520 comp_size = llapi_mirror_find_stale(layout, comp_array,
11521 ARRAY_SIZE(comp_array),
11523 llapi_layout_free(layout);
11524 if (comp_size < 0) {
11529 /* prepare target mirror components instantiation */
11530 resync_ioc = (struct ll_ioc_lease_id *)ioc;
11531 resync_ioc->lil_mode = LL_LEASE_WRLCK;
11532 resync_ioc->lil_flags = LL_LEASE_RESYNC;
11534 resync_ioc->lil_mirror_id = ids[0];
11536 resync_ioc->lil_mirror_id = read_mirror_id | MIRROR_ID_NEG;
11537 rc = llapi_lease_set(fd, ioc);
11540 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
11541 progname, argv[0], fname, strerror(errno));
11545 copied = llapi_mirror_copy_many(fd, read_mirror_id, ids, count);
11548 fprintf(stderr, "%s %s: copy error: %d\n",
11549 progname, argv[0], rc);
11553 fprintf(stdout, "mirror copied successfully: ");
11554 for (i = 0; i < copied; i++)
11555 fprintf(stdout, "%d ", ids[i]);
11556 fprintf(stdout, "\n");
11558 ioc->lil_mode = LL_LEASE_UNLCK;
11559 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
11560 ioc->lil_count = 0;
11561 for (i = 0; i < comp_size; i++) {
11564 for (j = 0; j < copied; j++) {
11565 if (comp_array[i].lrc_mirror_id != ids[j])
11568 ioc->lil_ids[ioc->lil_count] = comp_array[i].lrc_id;
11572 rc = llapi_lease_set(fd, ioc);
11577 "%s %s: release lease lock of '%s' failed: %s\n",
11578 progname, argv[0], fname, strerror(errno));
11593 * struct verify_chunk - Mirror chunk to be verified.
11594 * @chunk: [start, end) of the chunk.
11595 * @mirror_count: Number of mirror ids in @mirror_id array.
11596 * @mirror_id: Array of valid mirror ids that cover the chunk.
11598 struct verify_chunk {
11599 struct lu_extent chunk;
11600 unsigned int mirror_count;
11601 __u16 mirror_id[LUSTRE_MIRROR_COUNT_MAX];
11605 * print_chunks() - Print chunk information.
11606 * @fname: Mirrored file name.
11607 * @chunks: Array of chunks.
11608 * @chunk_count: Number of chunks in @chunks array.
11610 * This function prints [start, end) of each chunk in @chunks
11611 * for mirrored file @fname, and also prints the valid mirror ids
11612 * that cover the chunk.
11617 void print_chunks(const char *fname, struct verify_chunk *chunks,
11623 fprintf(stdout, "Chunks to be verified in %s:\n", fname);
11624 for (i = 0; i < chunk_count; i++) {
11625 fprintf(stdout, DEXT, PEXT(&chunks[i].chunk));
11627 if (chunks[i].mirror_count == 0)
11628 fprintf(stdout, "\t[");
11630 fprintf(stdout, "\t[%u", chunks[i].mirror_id[0]);
11631 for (j = 1; j < chunks[i].mirror_count; j++)
11632 fprintf(stdout, ", %u", chunks[i].mirror_id[j]);
11634 fprintf(stdout, "]\t%u\n", chunks[i].mirror_count);
11636 fprintf(stdout, "\n");
11640 * print_checksums() - Print CRC-32 checksum values.
11641 * @chunk: A chunk and its corresponding valid mirror ids.
11642 * @crc: CRC-32 checksum values on the chunk for each valid mirror.
11644 * This function prints CRC-32 checksum values on @chunk for
11645 * each valid mirror that covers it.
11650 void print_checksums(struct verify_chunk *chunk, unsigned long *crc,
11651 unsigned long long pos, unsigned long long len)
11656 "CRC-32 checksum value for chunk "DEXT":\n", pos, pos + len);
11657 for (i = 0; i < chunk->mirror_count; i++)
11658 fprintf(stdout, "Mirror %u:\t%#lx\n",
11659 chunk->mirror_id[i], crc[i]);
11660 fprintf(stdout, "\n");
11664 * filter_mirror_id() - Filter specified mirror ids.
11665 * @chunks: Array of chunks.
11666 * @chunk_count: Number of chunks in @chunks array.
11667 * @mirror_ids: Specified mirror ids to be verified.
11668 * @ids_nr: Number of specified mirror ids.
11670 * This function scans valid mirror ids that cover each chunk in @chunks
11671 * and filters specified mirror ids.
11676 void filter_mirror_id(struct verify_chunk *chunks, int chunk_count,
11677 __u16 *mirror_ids, int ids_nr)
11682 __u16 valid_id[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
11683 unsigned int valid_count = 0;
11685 for (i = 0; i < chunk_count; i++) {
11686 if (chunks[i].mirror_count == 0)
11690 for (j = 0; j < ids_nr; j++) {
11691 for (k = 0; k < chunks[i].mirror_count; k++) {
11692 if (chunks[i].mirror_id[k] == mirror_ids[j]) {
11693 valid_id[valid_count] = mirror_ids[j];
11700 memcpy(chunks[i].mirror_id, valid_id,
11701 sizeof(__u16) * valid_count);
11702 chunks[i].mirror_count = valid_count;
11707 * lfs_mirror_prepare_chunk() - Find mirror chunks to be verified.
11708 * @layout: Mirror component list.
11709 * @chunks: Array of chunks.
11710 * @chunks_size: Array size of @chunks.
11712 * This function scans the components in @layout from offset 0 to LUSTRE_EOF
11713 * to find out chunk segments and store them in @chunks array.
11715 * The @mirror_id array in each element of @chunks will store the valid
11716 * mirror ids that cover the chunk. If a mirror component covering the
11717 * chunk has LCME_FL_STALE or LCME_FL_OFFLINE flag, then the mirror id
11718 * will not be stored into the @mirror_id array, and the chunk for that
11719 * mirror will not be verified.
11721 * The @mirror_count in each element of @chunks will store the number of
11722 * mirror ids in @mirror_id array. If @mirror_count is 0, it indicates the
11723 * chunk is invalid in all of the mirrors. And if @mirror_count is 1, it
11724 * indicates the chunk is valid in only one mirror. In both cases, the
11725 * chunk will not be verified.
11727 * Here is an example:
11729 * 0 1M 2M 3M 4M EOF
11730 * +------+-------------+--------------------+
11731 * | | | S | mirror1
11732 * +------+------+------+------+-------------+
11733 * | | S | S | | mirror2
11734 * +-------------+------+------+-------------+
11736 * prepared @chunks array will contain 5 elements:
11737 * (([0, 1M), [1, 2], 2),
11738 * ([1M, 2M), [1, 2], 2),
11739 * ([2M, 3M), [1], 1),
11740 * ([3M, 4M], [], 0),
11741 * ([4M, EOF), [2], 1))
11743 * Return: the actual array size of @chunks on success
11744 * or a negative error code on failure.
11747 int lfs_mirror_prepare_chunk(struct llapi_layout *layout,
11748 struct verify_chunk *chunks,
11749 size_t chunks_size)
11753 uint32_t mirror_id;
11759 memset(chunks, 0, sizeof(*chunks) * chunks_size);
11762 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
11765 "%s: move to the first layout component: %s.\n",
11766 progname, strerror(errno));
11772 chunks[idx].chunk.e_end = LUSTRE_EOF;
11774 rc = llapi_layout_comp_extent_get(layout, &start, &end);
11777 "%s: llapi_layout_comp_extent_get failed: %s.\n",
11778 progname, strerror(errno));
11782 if (start > chunks[idx].chunk.e_start ||
11783 end <= chunks[idx].chunk.e_start)
11786 if (end < chunks[idx].chunk.e_end)
11787 chunks[idx].chunk.e_end = end;
11789 rc = llapi_layout_comp_flags_get(layout, &flags);
11792 "%s: llapi_layout_comp_flags_get failed: %s.\n",
11793 progname, strerror(errno));
11797 if (flags & LCME_FL_STALE || flags & LCME_FL_OFFLINE)
11800 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
11803 "%s: llapi_layout_mirror_id_get failed: %s.\n",
11804 progname, strerror(errno));
11808 if (i >= ARRAY_SIZE(chunks[idx].mirror_id)) {
11810 "%s: mirror_id array is too small.\n",
11815 chunks[idx].mirror_id[i] = mirror_id;
11819 rc = llapi_layout_comp_use(layout,
11820 LLAPI_LAYOUT_COMP_USE_NEXT);
11823 "%s: move to the next layout component: %s.\n",
11824 progname, strerror(errno));
11827 } /* loop through all components */
11829 chunks[idx].mirror_count = i;
11831 if (chunks[idx].chunk.e_end == LUSTRE_EOF)
11835 if (idx >= chunks_size) {
11836 fprintf(stderr, "%s: chunks array is too small.\n",
11842 chunks[idx].chunk.e_start = chunks[idx - 1].chunk.e_end;
11846 return rc < 0 ? rc : idx + 1;
11850 * lfs_mirror_verify_chunk() - Verify a chunk.
11851 * @fd: File descriptor of the mirrored file.
11852 * @file_size: Size of the mirrored file.
11853 * @chunk: A chunk and its corresponding valid mirror ids.
11854 * @verbose: Verbose mode.
11856 * This function verifies a @chunk contains exactly the same data
11857 * ammong the mirrors that cover it.
11859 * If @verbose is specified, then the function will print where the
11860 * differences are if the data do not match. Otherwise, it will
11861 * just return an error in that case.
11863 * Return: 0 on success or a negative error code on failure.
11866 int lfs_mirror_verify_chunk(int fd, size_t file_size,
11867 struct verify_chunk *chunk, int verbose)
11869 const size_t buflen = 4 * 1024 * 1024; /* 4M */
11871 size_t page_size = sysconf(_SC_PAGESIZE);
11872 ssize_t bytes_read;
11873 ssize_t bytes_done;
11877 unsigned long crc_array[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
11881 if (file_size == 0)
11884 rc = posix_memalign(&buf, page_size, buflen);
11885 if (rc) /* error code is returned directly */
11889 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
11890 PEXT(&chunk->chunk));
11891 for (i = 0; i < chunk->mirror_count; i++)
11892 fprintf(stdout, " %u", chunk->mirror_id[i]);
11893 fprintf(stdout, "\n");
11897 count = MIN(chunk->chunk.e_end, file_size) - chunk->chunk.e_start;
11898 pos = chunk->chunk.e_start;
11899 while (bytes_done < count) {
11900 /* compute initial CRC-32 checksum */
11901 crc = crc32(0L, Z_NULL, 0);
11902 memset(crc_array, 0, sizeof(crc_array));
11905 for (i = 0; i < chunk->mirror_count; i++) {
11906 bytes_read = llapi_mirror_read(fd, chunk->mirror_id[i],
11908 if (bytes_read < 0) {
11911 "%s: failed to read data from mirror %u: %s.\n",
11912 progname, chunk->mirror_id[i],
11917 /* compute new CRC-32 checksum */
11918 crc_array[i] = crc32(crc, buf, bytes_read);
11922 print_checksums(chunk, crc_array, pos, buflen);
11924 /* compare CRC-32 checksum values */
11925 for (i = 1; i < chunk->mirror_count; i++) {
11926 if (crc_array[i] != crc_array[0]) {
11930 "%s: chunk "DEXT" has different checksum value on mirror %u and mirror %u.\n",
11931 progname, PEXT(&chunk->chunk),
11932 chunk->mirror_id[0],
11933 chunk->mirror_id[i]);
11938 bytes_done += bytes_read;
11941 if (verbose > 1 && rc == 0) {
11942 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
11943 PEXT(&chunk->chunk));
11944 for (i = 0; i < chunk->mirror_count; i++)
11945 fprintf(stdout, " %u", chunk->mirror_id[i]);
11946 fprintf(stdout, " PASS\n\n");
11955 * lfs_mirror_verify_file() - Verify a mirrored file.
11956 * @fname: Mirrored file name.
11957 * @mirror_ids: Specified mirror ids to be verified.
11958 * @ids_nr: Number of specified mirror ids.
11959 * @verbose: Verbose mode.
11961 * This function verifies that each SYNC mirror of a mirrored file
11962 * specified by @fname contains exactly the same data.
11964 * If @mirror_ids is specified, then the function will verify the
11965 * mirrors specified by @mirror_ids contain exactly the same data.
11967 * If @verbose is specified, then the function will print where the
11968 * differences are if the data do not match. Otherwise, it will
11969 * just return an error in that case.
11971 * Return: 0 on success or a negative error code on failure.
11974 int lfs_mirror_verify_file(const char *fname, __u16 *mirror_ids, int ids_nr,
11977 struct verify_chunk chunks_array[1024] = { };
11978 struct llapi_layout *layout = NULL;
11980 uint32_t flr_state;
11982 int chunk_count = 0;
11988 if (stat(fname, &stbuf) < 0) {
11989 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
11990 progname, fname, strerror(errno));
11995 if (!S_ISREG(stbuf.st_mode)) {
11996 fprintf(stderr, "%s: '%s' is not a regular file.\n",
12002 if (stbuf.st_size == 0) {
12004 fprintf(stdout, "%s: '%s' file size is 0.\n",
12010 /* Allow mirror verify even without the key on encrypted files */
12011 fd = open(fname, O_DIRECT | O_RDONLY | O_FILE_ENC);
12013 fprintf(stderr, "%s: cannot open '%s': %s.\n",
12014 progname, fname, strerror(errno));
12019 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
12021 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
12022 progname, fname, strerror(errno));
12026 layout = llapi_layout_get_by_fd(fd, 0);
12028 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
12029 progname, fname, strerror(errno));
12031 llapi_lease_release(fd);
12035 rc = llapi_layout_flags_get(layout, &flr_state);
12037 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
12038 progname, fname, strerror(errno));
12043 flr_state &= LCM_FL_FLR_MASK;
12044 switch (flr_state) {
12047 fprintf(stderr, "%s: '%s' file state error: %s.\n",
12048 progname, fname, llapi_layout_flags_string(flr_state));
12054 /* find out mirror chunks to be verified */
12055 chunk_count = lfs_mirror_prepare_chunk(layout, chunks_array,
12056 ARRAY_SIZE(chunks_array));
12057 if (chunk_count < 0) {
12063 /* filter specified mirror ids */
12064 filter_mirror_id(chunks_array, chunk_count, mirror_ids, ids_nr);
12067 print_chunks(fname, chunks_array, chunk_count);
12069 for (idx = 0; idx < chunk_count; idx++) {
12070 if (chunks_array[idx].chunk.e_start >= stbuf.st_size) {
12073 "%s: '%s' chunk "DEXT" exceeds file size %#llx: skipped\n",
12075 PEXT(&chunks_array[idx].chunk),
12076 (unsigned long long)stbuf.st_size);
12080 if (chunks_array[idx].mirror_count == 0) {
12082 "%s: '%s' chunk "DEXT" is invalid in all of the mirrors: ",
12084 PEXT(&chunks_array[idx].chunk));
12086 fprintf(stderr, "skipped\n");
12090 fprintf(stderr, "failed\n");
12094 if (chunks_array[idx].mirror_count == 1) {
12097 "%s: '%s' chunk "DEXT" is only valid in mirror %u: skipped\n",
12099 PEXT(&chunks_array[idx].chunk),
12100 chunks_array[idx].mirror_id[0]);
12104 rc = llapi_lease_check(fd);
12105 if (rc != LL_LEASE_RDLCK) {
12106 fprintf(stderr, "%s: '%s' lost lease lock.\n",
12111 /* verify one chunk */
12112 rc1 = lfs_mirror_verify_chunk(fd, stbuf.st_size,
12113 &chunks_array[idx], verbose);
12127 llapi_layout_free(layout);
12128 llapi_lease_release(fd);
12136 * lfs_mirror_verify() - Parse and execute lfs mirror verify command.
12137 * @argc: The count of lfs mirror verify command line arguments.
12138 * @argv: Array of strings for lfs mirror verify command line arguments.
12140 * This function parses lfs mirror verify command and verifies the
12141 * specified mirrored file(s).
12143 * Return: 0 on success or a negative error code on failure.
12145 static inline int lfs_mirror_verify(int argc, char **argv)
12147 __u16 mirror_ids[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
12153 char cmd[PATH_MAX];
12155 struct option long_opts[] = {
12156 { .val = 'h', .name = "help", .has_arg = no_argument },
12157 { .val = 'o', .name = "only", .has_arg = required_argument },
12158 { .val = 'v', .name = "verbose", .has_arg = no_argument },
12159 { .name = NULL } };
12161 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
12163 while ((c = getopt_long(argc, argv, "ho:v", long_opts, NULL)) >= 0) {
12166 rc = parse_mirror_ids(mirror_ids,
12167 ARRAY_SIZE(mirror_ids),
12171 "%s: bad mirror ids '%s'.\n",
12178 "%s: at least 2 mirror ids needed with '--only' option.\n",
12188 fprintf(stderr, "%s: unrecognized option '%s'\n",
12189 progname, argv[optind - 1]);
12197 if (argc == optind) {
12198 fprintf(stderr, "%s: no file name given.\n", progname);
12203 if (ids_nr > 0 && argc > optind + 1) {
12205 "%s: '--only' cannot be used upon multiple files.\n",
12212 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
12218 for (; optind < argc; optind++) {
12219 rc1 = lfs_mirror_verify_file(argv[optind], mirror_ids, ids_nr,
12229 * lfs_mirror() - Parse and execute lfs mirror commands.
12230 * @argc: The count of lfs mirror command line arguments.
12231 * @argv: Array of strings for lfs mirror command line arguments.
12233 * This function parses lfs mirror commands and performs the
12234 * corresponding functions specified in mirror_cmdlist[].
12236 * Return: 0 on success or an error code on failure.
12238 static int lfs_mirror(int argc, char **argv)
12240 char cmd[PATH_MAX];
12243 setlinebuf(stdout);
12245 Parser_init("lfs-mirror > ", mirror_cmdlist);
12247 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
12249 program_invocation_short_name = cmd;
12251 rc = Parser_execarg(argc - 1, argv + 1, mirror_cmdlist);
12253 rc = Parser_commands();
12255 return rc < 0 ? -rc : rc;
12258 static void lustre_som_swab(struct lustre_som_attrs *attrs)
12260 #if __BYTE_ORDER == __BIG_ENDIAN
12261 __swab16s(&attrs->lsa_valid);
12262 __swab64s(&attrs->lsa_size);
12263 __swab64s(&attrs->lsa_blocks);
12267 enum lfs_som_type {
12268 LFS_SOM_SIZE = 0x1,
12269 LFS_SOM_BLOCKS = 0x2,
12270 LFS_SOM_FLAGS = 0x4,
12271 LFS_SOM_ATTR_ALL = LFS_SOM_SIZE | LFS_SOM_BLOCKS |
12275 static int lfs_getsom(int argc, char **argv)
12278 struct lustre_som_attrs *attrs;
12279 char buf[sizeof(*attrs) + 64];
12280 enum lfs_som_type type = LFS_SOM_ATTR_ALL;
12283 while ((c = getopt(argc, argv, "bfhs")) != -1) {
12286 type = LFS_SOM_BLOCKS;
12289 type = LFS_SOM_FLAGS;
12292 type = LFS_SOM_SIZE;
12295 fprintf(stderr, "%s: unrecognized option '%s'\n",
12296 progname, argv[optind - 1]);
12307 fprintf(stderr, "%s: %s\n",
12308 progname, argc == 0 ? "miss file target" :
12309 "input more than 2 files");
12314 attrs = (void *)buf;
12315 rc = lgetxattr(path, "trusted.som", attrs, sizeof(buf));
12318 fprintf(stderr, "%s failed to get som xattr: %s (%d)\n",
12319 argv[0], strerror(errno), errno);
12323 lustre_som_swab(attrs);
12326 case LFS_SOM_ATTR_ALL:
12327 printf("file: %s size: %llu blocks: %llu flags: %x\n",
12328 path, (unsigned long long)attrs->lsa_size,
12329 (unsigned long long)attrs->lsa_blocks,
12333 printf("%llu\n", (unsigned long long)attrs->lsa_size);
12335 case LFS_SOM_BLOCKS:
12336 printf("%llu\n", (unsigned long long)attrs->lsa_blocks);
12338 case LFS_SOM_FLAGS:
12339 printf("%x\n", attrs->lsa_valid);
12342 fprintf(stderr, "%s: unknown option\n", progname);
12350 * lfs_mirror_list_commands() - List lfs mirror commands.
12351 * @argc: The count of command line arguments.
12352 * @argv: Array of strings for command line arguments.
12354 * This function lists lfs mirror commands defined in mirror_cmdlist[].
12356 * Return: 0 on success.
12358 static int lfs_mirror_list_commands(int argc, char **argv)
12360 char buffer[81] = "";
12362 Parser_list_commands(mirror_cmdlist, buffer, sizeof(buffer),
12368 static int lfs_pcc_attach(int argc, char **argv)
12370 struct option long_opts[] = {
12371 { .val = 'h', .name = "help", .has_arg = no_argument },
12372 { .val = 'i', .name = "id", .has_arg = required_argument },
12373 { .name = NULL } };
12376 __u32 archive_id = 0;
12379 char fullpath[PATH_MAX];
12380 enum lu_pcc_type type = LU_PCC_READWRITE;
12383 while ((c = getopt_long(argc, argv, "hi:",
12384 long_opts, NULL)) != -1) {
12388 archive_id = strtoul(optarg, &end, 0);
12389 if (errno != 0 || *end != '\0' ||
12390 archive_id == 0 || archive_id > UINT32_MAX) {
12392 "error: %s: bad archive ID '%s'\n",
12398 fprintf(stderr, "%s: unrecognized option '%s'\n",
12399 progname, argv[optind - 1]);
12406 if (archive_id == 0) {
12407 fprintf(stderr, "%s: must specify attach ID\n", argv[0]);
12411 if (argc <= optind) {
12412 fprintf(stderr, "%s: must specify one or more file names\n",
12417 while (optind < argc) {
12420 path = argv[optind++];
12421 if (!realpath(path, fullpath)) {
12422 fprintf(stderr, "%s: could not find path '%s': %s\n",
12423 argv[0], path, strerror(errno));
12429 rc2 = llapi_pcc_attach(fullpath, archive_id, type);
12432 "%s: cannot attach '%s' to PCC with archive ID '%u': %s\n",
12433 argv[0], path, archive_id, strerror(-rc2));
12441 static int lfs_pcc_attach_fid(int argc, char **argv)
12443 struct option long_opts[] = {
12444 { .val = 'h', .name = "help", .has_arg = no_argument },
12445 { .val = 'i', .name = "id", .has_arg = required_argument },
12446 { .val = 'm', .name = "mnt", .has_arg = required_argument },
12447 { .name = NULL } };
12450 __u32 archive_id = 0;
12452 const char *mntpath = NULL;
12453 const char *fidstr;
12454 enum lu_pcc_type type = LU_PCC_READWRITE;
12457 while ((c = getopt_long(argc, argv, "hi:m:",
12458 long_opts, NULL)) != -1) {
12462 archive_id = strtoul(optarg, &end, 0);
12463 if (errno != 0 || *end != '\0' ||
12464 archive_id > UINT32_MAX) {
12466 "error: %s: bad archive ID '%s'\n",
12475 fprintf(stderr, "%s: unrecognized option '%s'\n",
12476 progname, argv[optind - 1]);
12483 if (archive_id == 0) {
12484 fprintf(stderr, "%s: must specify an archive ID\n", argv[0]);
12489 fprintf(stderr, "%s: must specify Lustre mount point\n",
12494 if (argc <= optind) {
12495 fprintf(stderr, "%s: must specify one or more fids\n", argv[0]);
12499 while (optind < argc) {
12502 fidstr = argv[optind++];
12504 rc2 = llapi_pcc_attach_fid_str(mntpath, fidstr,
12508 "%s: cannot attach '%s' on '%s' to PCC with archive ID '%u': %s\n",
12509 argv[0], fidstr, mntpath, archive_id,
12512 if (rc == 0 && rc2 < 0)
12518 static int lfs_pcc_detach(int argc, char **argv)
12520 struct option long_opts[] = {
12521 { .val = 'h', .name = "help", .has_arg = no_argument },
12522 { .val = 'k', .name = "keep", .has_arg = no_argument },
12523 { .name = NULL } };
12527 char fullpath[PATH_MAX];
12528 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
12531 while ((c = getopt_long(argc, argv, "hk",
12532 long_opts, NULL)) != -1) {
12535 detach_opt = PCC_DETACH_OPT_NONE;
12538 fprintf(stderr, "%s: unrecognized option '%s'\n",
12539 progname, argv[optind - 1]);
12546 while (optind < argc) {
12549 path = argv[optind++];
12550 if (!realpath(path, fullpath)) {
12551 fprintf(stderr, "%s: could not find path '%s': %s\n",
12552 argv[0], path, strerror(errno));
12558 rc2 = llapi_pcc_detach_file(fullpath, detach_opt);
12562 "%s: cannot detach '%s' from PCC: %s\n",
12563 argv[0], path, strerror(errno));
12571 static int lfs_pcc_detach_fid(int argc, char **argv)
12573 struct option long_opts[] = {
12574 { .val = 'h', .name = "help", .has_arg = no_argument },
12575 { .val = 'k', .name = "keep", .has_arg = no_argument },
12576 { .name = NULL } };
12580 const char *mntpath;
12581 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
12584 while ((c = getopt_long(argc, argv, "hk",
12585 long_opts, NULL)) != -1) {
12588 detach_opt = PCC_DETACH_OPT_NONE;
12591 fprintf(stderr, "%s: unrecognized option '%s'\n",
12592 progname, argv[optind - 1]);
12599 mntpath = argv[optind++];
12601 while (optind < argc) {
12604 fid = argv[optind++];
12606 rc2 = llapi_pcc_detach_fid_str(mntpath, fid, detach_opt);
12609 "%s: cannot detach '%s' on '%s' from PCC: %s\n",
12610 argv[0], fid, mntpath, strerror(-rc2));
12618 static int lfs_pcc_state(int argc, char **argv)
12622 char fullpath[PATH_MAX];
12623 struct lu_pcc_state state;
12628 fprintf(stderr, "%s: must specify one or more file names\n",
12633 while (optind < argc) {
12636 path = argv[optind++];
12637 if (!realpath(path, fullpath)) {
12638 fprintf(stderr, "%s: could not find path '%s': %s\n",
12639 argv[0], path, strerror(errno));
12645 rc2 = llapi_pcc_state_get(fullpath, &state);
12650 "%s: cannot get PCC state of '%s': %s\n",
12651 argv[0], path, strerror(-rc2));
12655 printf("file: %s", path);
12656 printf(", type: %s", pcc_type2string(state.pccs_type));
12657 if (state.pccs_type == LU_PCC_NONE &&
12658 state.pccs_open_count == 0) {
12663 printf(", PCC file: %s", state.pccs_path);
12664 printf(", user number: %u", state.pccs_open_count);
12665 printf(", flags: %x", state.pccs_flags);
12672 * lfs_pcc_list_commands() - List lfs pcc commands.
12673 * @argc: The count of command line arguments.
12674 * @argv: Array of strings for command line arguments.
12676 * This function lists lfs pcc commands defined in pcc_cmdlist[].
12678 * Return: 0 on success.
12680 static int lfs_pcc_list_commands(int argc, char **argv)
12682 char buffer[81] = "";
12684 Parser_list_commands(pcc_cmdlist, buffer, sizeof(buffer),
12691 * lfs_pcc() - Parse and execute lfs pcc commands.
12692 * @argc: The count of lfs pcc command line arguments.
12693 * @argv: Array of strings for lfs pcc command line arguments.
12695 * This function parses lfs pcc commands and performs the
12696 * corresponding functions specified in pcc_cmdlist[].
12698 * Return: 0 on success or an error code on failure.
12700 static int lfs_pcc(int argc, char **argv)
12702 char cmd[PATH_MAX];
12705 setlinebuf(stdout);
12707 Parser_init("lfs-pcc > ", pcc_cmdlist);
12709 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
12711 program_invocation_short_name = cmd;
12713 rc = Parser_execarg(argc - 1, argv + 1, pcc_cmdlist);
12715 rc = Parser_commands();
12717 return rc < 0 ? -rc : rc;
12720 static int lfs_list_commands(int argc, char **argv)
12722 char buffer[81] = ""; /* 80 printable chars + terminating NUL */
12724 Parser_list_commands(cmdlist, buffer, sizeof(buffer), NULL, 0, 4);
12729 int main(int argc, char **argv)
12733 /* Ensure that liblustreapi constructor has run */
12734 if (!llapi_liblustreapi_initialized())
12735 fprintf(stderr, "liblustreapi was not properly initialized\n");
12737 setlinebuf(stdout);
12740 Parser_init("lfs > ", cmdlist);
12742 progname = program_invocation_short_name; /* Used in error messages */
12744 llapi_set_command_name(argv[1]);
12745 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
12746 llapi_clear_command_name();
12748 rc = Parser_commands();
12751 return rc < 0 ? -rc : rc;
12754 #ifdef _LUSTRE_IDL_H_
12755 /* Everything we need here should be included by lustreapi.h. */
12756 # error "lfs should not depend on lustre_idl.h"
12757 #endif /* _LUSTRE_IDL_H_ */