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 {"rmentry", lfs_rmentry, 0, "remove a dir entry, same as 'rm_entry'\n"},
392 {"unlink_foreign", lfs_unlink_foreign, 0,
393 "To remove the foreign file/dir.\n"
394 "Note: This is for files/dirs prevented to be removed using\n"
395 "unlink/rmdir, but works also for regular ones\n"
396 "usage: unlink_foreign <foreign_dir/file> [<foreign_dir/file> ...]\n"},
397 {"pool_list", lfs_poollist, 0,
398 "List pools or pool OSTs\n"
399 "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
400 {"find", lfs_find, 0,
401 "find files matching given attributes recursively in directory tree.\n"
402 "usage: find <directory|filename> ...\n"
403 " [[!] --atime|-A [+-]N[smhdwy]] [[!] --btime|-B [+-]N[smhdwy]]\n"
404 " [[!] --ctime|-C [+-]N[smhdwy]] [[!] --mtime|-M [+-]N[smhdwy]]\n"
405 " [[!] --blocks|-b N] [[!] --component-count [+-]<comp_cnt>]\n"
406 " [[!] --component-start [+-]N[kMGTPE]]\n"
407 " [[!] --component-end|-E [+-]N[kMGTPE]]\n"
408 " [[!] --component-flags {init,stale,prefer,offline,nosync,extension}]\n"
409 " [[!] --extension-size|--ext-size|-z [+-]N[kMGT]]\n"
410 " [[!] --foreign[=<foreign_type>]]\n"
411 " [[!] --gid|-g|--group|-G <gid>|<gname>] [--help|-h]\n"
412 " [[!] --layout|-L released,raid0,mdt] [--lazy]\n"
413 " [--maxdepth|-D N] [[!] --mdt-count|-T [+-]<stripes>]\n"
414 " [[!] --mdt-hash|-H <[^][blm],[^]fnv_1a_64,all_char,crush,...>\n"
415 " [[!] --mdt-index|--mdt|-m <uuid|index,...>]\n"
416 " [[!] --mirror-count|-N [+-]<n>]\n"
417 " [[!] --mirror-state <[^]state>]\n"
418 " [[!] --name|-n <pattern>] [[!] --newer[XY] <reference>]\n"
419 " [[!] --ost|-O <uuid|index,...>] [[!] --perm [/-]mode]\n"
420 " [[!] --pool <pool>] [--print|-P] [--print0|-0] [--printf <format>]\n"
421 " [[!] --projid <projid>] [[!] --size|-s [+-]N[bkMGTPE]]\n"
422 " [[!] --stripe-count|-c [+-]<stripes>]\n"
423 " [[!] --stripe-index|-i <index,...>]\n"
424 " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t <filetype>]\n"
425 " [[!] --uid|-u|--user|-U <uid>|<uname>]\n"
426 "\t !: used before an option indicates 'NOT' requested attribute\n"
427 "\t -: used before a value indicates less than requested value\n"
428 "\t +: used before a value indicates more than requested value\n"
429 "\t ^: used before a flag indicates to exclude it\n"},
430 {"check", lfs_check, 0,
431 "Display the status of MGTs, MDTs or OSTs (as specified in the command)\n"
432 "or all the servers (MGTs, MDTs and OSTs) [for specified path only].\n"
433 "usage: check {mgts|osts|mdts|all} [path]"},
434 {"osts", lfs_osts, 0, "list OSTs connected to client "
435 "[for specified path only]\n" "usage: osts [path]"},
436 {"mdts", lfs_mdts, 0, "list MDTs connected to client "
437 "[for specified path only]\n" "usage: mdts [path]"},
439 "report filesystem disk space usage or inodes usage "
440 "of each MDS and all OSDs or a batch belonging to a specific pool.\n"
441 "Usage: df [--inodes|-i] [--human-readable|-h] [--lazy|-l]\n"
442 " [--pool|-p <fsname>[.<pool>]] [path]"},
443 {"getname", lfs_getname, 0,
444 "list instances and specified mount points [for specified path only]\n"
445 "Usage: getname [--help|-h] [--instance|-i] [--fsname|-n] [path ...]"},
446 #ifdef HAVE_SYS_QUOTA_H
447 {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
448 "usage: setquota [-t][-D] {-u|-U|-g|-G|-p|-P} {-b|-B|-i|-I LIMIT} [--pool POOL] FILESYSTEM\n"
449 " setquota {-u|-g|-p} --delete FILESYSTEM\n"},
450 {"quota", lfs_quota, 0, "Display disk usage and limits.\n"
451 "usage: quota [-q] [-v] [-h] [-o OBD_UUID|-i MDT_IDX|-I OST_IDX]\n"
452 " [{-u|-g|-p} UNAME|UID|GNAME|GID|PROJID]\n"
453 " [--pool <OST pool name>] <filesystem>\n"
454 " quota -t <-u|-g|-p> [--pool <OST pool name>] <filesystem>\n"
455 " quota [-q] [-v] [h] {-U|-G|-P} [--pool <OST pool name>] <filesystem>"},
456 {"project", lfs_project, 0,
457 "Change or list project attribute for specified file or directory.\n"
458 "usage: project [-d|-r] <file|directory...>\n"
459 " list project ID and flags on file(s) or directories\n"
460 " project [-p id] [-s] [-r] <file|directory...>\n"
461 " set project ID and/or inherit flag for specified file(s) or directories\n"
462 " project -c [-d|-r [-p id] [-0]] <file|directory...>\n"
463 " check project ID and flags on file(s) or directories, print outliers\n"
464 " project -C [-d|-r] [-k] <file|directory...>\n"
465 " clear the project inherit flag and ID on the file or directory\n"
468 {"flushctx", lfs_flushctx, 0,
469 "Flush security context for current user.\n"
470 "usage: flushctx [-k] [-r] [mountpoint...]"},
471 {"changelog", lfs_changelog, 0,
472 "Show the metadata changes on an MDT."
473 "\nusage: changelog <mdtname> [startrec [endrec]]"},
474 {"changelog_clear", lfs_changelog_clear, 0,
475 "Indicate that old changelog records up to <endrec> are no longer of "
476 "interest to consumer <id>, allowing the system to free up space.\n"
477 "An <endrec> of 0 means all records.\n"
478 "usage: changelog_clear <mdtname> <id> <endrec>"},
479 {"fid2path", lfs_fid2path, 0,
480 "Resolve the full path(s) for given FID(s). For a specific hardlink "
481 "specify link number <linkno>.\n"
482 "usage: fid2path [--print-fid|-f] [--print-link|-c] [--link|-l <linkno>] "
483 "<fsname|root> <fid>..."},
484 {"path2fid", lfs_path2fid, 0, "Display the fid(s) for a given path(s).\n"
485 "usage: path2fid [--parents] <path> ..."},
486 {"rmfid", lfs_rmfid, 0, "Remove file(s) by FID(s)\n"
487 "usage: rmfid <fsname|rootpath> <fid> ..."},
488 {"data_version", lfs_data_version, 0, "Display file data version for "
489 "a given path.\n" "usage: data_version [-n|-r|-w] <path>"},
490 {"hsm_state", lfs_hsm_state, 0, "Display the HSM information (states, "
491 "undergoing actions) for given files.\n usage: hsm_state <file> ..."},
492 {"hsm_set", lfs_hsm_set, 0, "Set HSM user flag on specified files.\n"
493 "usage: hsm_set [--norelease] [--noarchive] [--dirty] [--exists] "
494 "[--archived] [--lost] [--archive-id NUM] <file> ..."},
495 {"hsm_clear", lfs_hsm_clear, 0, "Clear HSM user flag on specified "
497 "usage: hsm_clear [--norelease] [--noarchive] [--dirty] [--exists] "
498 "[--archived] [--lost] <file> ..."},
499 {"hsm_action", lfs_hsm_action, 0, "Display current HSM request for "
500 "given files.\n" "usage: hsm_action <file> ..."},
501 {"hsm_archive", lfs_hsm_archive, 0,
502 "Archive file to external storage.\n"
503 "usage: hsm_archive [--filelist FILELIST] [--data DATA] [--archive NUM] "
505 {"hsm_restore", lfs_hsm_restore, 0,
506 "Restore file from external storage.\n"
507 "usage: hsm_restore [--filelist FILELIST] [--data DATA] <file> ..."},
508 {"hsm_release", lfs_hsm_release, 0,
509 "Release files from Lustre.\n"
510 "usage: hsm_release [--filelist FILELIST] [--data DATA] <file> ..."},
511 {"hsm_remove", lfs_hsm_remove, 0,
512 "Remove file copy from external storage.\n"
513 "usage: hsm_remove [--filelist FILELIST] [--data DATA] "
515 " (FILE [FILE ...] | "
516 "--mntpath MOUNTPATH FID [FID ...])\n"
518 "Note: To remove an archived copy of a file already deleted from a "
520 "--mntpath option and a list of FIDs must be specified"
522 {"hsm_cancel", lfs_hsm_cancel, 0,
523 "Cancel requests related to specified files.\n"
524 "usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
525 {"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
526 "usage: swap_layouts <path1> <path2>"},
527 {"migrate", lfs_setstripe_migrate, 0,
528 "migrate directories and their inodes between MDTs.\n"
529 "usage: migrate [--mdt-count|-c STRIPE_COUNT] [--directory|-d]\n"
530 " [--mdt-hash|-H HASH_TYPE]\n"
531 " [--mdt-index|-m START_MDT_INDEX] [--verbose|-v]\n"
534 "migrate file objects from one OST layout to another\n"
535 "(may be not safe with concurent writes).\n"
538 "To move directories between MDTs. This command is deprecated, "
539 "use \"migrate\" instead.\n"
540 "usage: mv <directory|filename> [--mdt-index|-m MDT_INDEX] "
542 {"ladvise", lfs_ladvise, 0,
543 "Provide servers with advice about access patterns for a file.\n"
544 "usage: ladvise [--advice|-a ADVICE] [--start|-s START[kMGT]]\n"
545 " [--background|-b] [--unset|-u]\n\n"
546 " {--end|-e END[kMGT]|--length|-l LENGTH[kMGT]}\n"
547 " {[--mode|-m [READ,WRITE]}\n"
549 {"mirror", lfs_mirror, mirror_cmdlist,
550 "lfs commands used to manage files with mirrored components:\n"
551 "lfs mirror create - create a mirrored file or directory\n"
552 "lfs mirror extend - add mirror(s) to an existing file\n"
553 "lfs mirror split - split a mirror from an existing mirrored file\n"
554 "lfs mirror resync - resynchronize out-of-sync mirrored file(s)\n"
555 "lfs mirror read - read a mirror content of a mirrored file\n"
556 "lfs mirror write - write to a mirror of a mirrored file\n"
557 "lfs mirror copy - copy a mirror to other mirror(s) of a file\n"
558 "lfs mirror verify - verify mirrored file(s)\n"},
559 {"getsom", lfs_getsom, 0, "To list the SOM info for a given file.\n"
560 "usage: getsom [-s] [-b] [-f] <path>\n"
561 "\t-s: Only show the size value of the SOM data for a given file\n"
562 "\t-b: Only show the blocks value of the SOM data for a given file\n"
563 "\t-f: Only show the flags value of the SOM data for a given file\n"},
564 {"heat_get", lfs_heat_get, 0,
565 "To get heat of files.\n"
566 "usage: heat_get <file> ...\n"},
567 {"heat_set", lfs_heat_set, 0,
568 "To set heat flags of files.\n"
569 "usage: heat_set [--clear|-c] [--off|-o] [--on|-O] <file> ...\n"
570 "\t--clear|-c: Clear file heat for given files\n"
571 "\t--off|-o: Turn off file heat for given files\n"
572 "\t--on|-O: Turn on file heat for given files\n"},
573 {"pcc", lfs_pcc, pcc_cmdlist,
574 "lfs commands used to interact with PCC features:\n"
575 "lfs pcc attach - attach given files to Persistent Client Cache\n"
576 "lfs pcc attach_fid - attach given files into PCC by FID(s)\n"
577 "lfs pcc state - display the PCC state for given files\n"
578 "lfs pcc detach - detach given files from Persistent Client Cache\n"
579 "lfs pcc detach_fid - detach given files from PCC by FID(s)\n"},
580 {"help", Parser_help, 0, "help"},
581 {"exit", Parser_quit, 0, "quit"},
582 {"quit", Parser_quit, 0, "quit"},
583 {"--version", Parser_version, 0,
584 "output build version of the utility and exit"},
585 {"--list-commands", lfs_list_commands, 0,
586 "list commands supported by the utility and exit"},
590 static int check_hashtype(const char *hashtype)
592 int type_num = atoi(hashtype);
595 /* numeric hash type */
596 if (hashtype && lmv_is_known_hash_type(type_num))
598 /* string hash type */
599 for (i = LMV_HASH_TYPE_ALL_CHARS; i < ARRAY_SIZE(mdt_hash_name); i++)
600 if (strcmp(hashtype, mdt_hash_name[i]) == 0)
606 static uint32_t check_foreign_type_name(const char *foreign_type_name)
610 for (i = 0; i < LU_FOREIGN_TYPE_UNKNOWN; i++) {
611 if (!lu_foreign_types[i].lft_name)
613 if (strcmp(foreign_type_name,
614 lu_foreign_types[i].lft_name) == 0)
615 return lu_foreign_types[i].lft_type;
618 return LU_FOREIGN_TYPE_UNKNOWN;
621 static const char *error_loc = "syserror";
624 migrate_open_files(const char *name, __u64 migration_flags,
625 const struct llapi_stripe_param *param,
626 struct llapi_layout *layout, int *fd_src, int *fd_tgt)
633 char parent[PATH_MAX];
634 char volatile_file[PATH_MAX];
640 if (!param && !layout) {
641 error_loc = "layout information";
645 /* search for file directory pathname */
646 if (strlen(name) > sizeof(parent) - 1) {
647 error_loc = "source file name";
651 strncpy(parent, name, sizeof(parent));
652 ptr = strrchr(parent, '/');
654 if (!getcwd(parent, sizeof(parent))) {
655 error_loc = "getcwd";
659 if (ptr == parent) /* leading '/' */
664 /* even if the file is only read, WR mode is nedeed to allow
667 /* Allow migrating even without the key on encrypted files */
668 rflags = O_RDWR | O_NOATIME | O_FILE_ENC;
669 if (!(migration_flags & LLAPI_MIGRATION_NONDIRECT))
672 fd = open(name, rflags);
674 /* If encrypted file without the key,
675 * retry mirror extend in O_DIRECT.
677 if (errno == ENOKEY && !(rflags & O_DIRECT) &&
678 migration_flags & LLAPI_MIGRATION_MIRROR) {
683 error_loc = "cannot open source file";
687 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
689 error_loc = "cannot get MDT index";
694 int open_flags = O_WRONLY | O_CREAT | O_EXCL | O_NOFOLLOW |
695 /* Allow migrating without the key on encrypted files */
697 mode_t open_mode = S_IRUSR | S_IWUSR;
699 if (rflags & O_DIRECT)
700 open_flags |= O_DIRECT;
701 random_value = random();
702 rc = snprintf(volatile_file, sizeof(volatile_file),
703 "%s/%s:%.4X:%.4X:fd=%.2d", parent,
704 LUSTRE_VOLATILE_HDR, mdt_index,
706 if (rc >= sizeof(volatile_file)) {
711 /* create, open a volatile file, use caching (ie no directio) */
713 /* Returns -1 and sets errno on error: */
714 fdv = llapi_layout_file_open(volatile_file, open_flags,
719 /* Does the right thing on error: */
720 fdv = llapi_file_open_param(volatile_file, open_flags,
723 } while (fdv < 0 && (rc = fdv) == -EEXIST);
726 error_loc = "cannot create volatile file";
731 * In case the MDT does not support creation of volatile files
732 * we should try to unlink it.
734 (void)unlink(volatile_file);
737 * Not-owner (root?) special case.
738 * Need to set owner/group of volatile file like original.
739 * This will allow to pass related check during layout_swap.
744 error_loc = "cannot stat source file";
748 rc = fstat(fdv, &stv);
751 error_loc = "cannot stat volatile";
755 if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
756 rc = fchown(fdv, st.st_uid, st.st_gid);
759 error_loc = "cannot change ownwership of volatile";
778 static int migrate_copy_data(int fd_src, int fd_dst, int (*check_file)(int))
780 struct llapi_layout *layout;
781 size_t buf_size = 4 * 1024 * 1024;
785 size_t page_size = sysconf(_SC_PAGESIZE);
789 layout = llapi_layout_get_by_fd(fd_src, 0);
791 uint64_t stripe_size;
793 rc = llapi_layout_stripe_size_get(layout, &stripe_size);
795 buf_size = stripe_size;
797 llapi_layout_free(layout);
800 /* Use a page-aligned buffer for direct I/O */
801 rc = posix_memalign(&buf, page_size, buf_size);
805 sparse = llapi_file_is_sparse(fd_src);
807 rc = ftruncate(fd_dst, pos);
816 size_t to_read, to_write;
819 if (sparse && pos >= data_end) {
822 data_off = llapi_data_seek(fd_src, pos, &data_size);
824 /* Non-fatal, switch to full copy */
828 /* hole at the end of file, truncate up to it */
830 rc = ftruncate(fd_dst, data_off);
834 pos = data_off & ~(page_size - 1);
835 data_end = data_off + data_size;
836 to_read = ((data_end - pos - 1) | (page_size - 1)) + 1;
837 to_read = MIN(to_read, buf_size);
843 rc = check_file(fd_src);
848 rsize = pread(fd_src, buf, to_read, pos);
858 while (to_write > 0) {
861 written = pwrite(fd_dst, buf, to_write, pos);
869 if (rc || rsize < to_read)
877 /* Try to avoid page cache pollution after migration. */
878 (void)posix_fadvise(fd_src, 0, 0, POSIX_FADV_DONTNEED);
879 (void)posix_fadvise(fd_dst, 0, 0, POSIX_FADV_DONTNEED);
885 static int migrate_set_timestamps(int fd, const struct stat *st)
887 struct timeval tv[2] = {
888 {.tv_sec = st->st_atime},
889 {.tv_sec = st->st_mtime}
892 return futimes(fd, tv);
895 static int migrate_block(int fd, int fdv)
905 error_loc = "cannot stat source file";
909 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
911 error_loc = "cannot get dataversion";
920 * The grouplock blocks all concurrent accesses to the file.
921 * It has to be taken after llapi_get_data_version as it would
924 rc = llapi_group_lock(fd, gid);
926 error_loc = "cannot get group lock";
930 rc = migrate_copy_data(fd, fdv, NULL);
932 error_loc = "data copy failed";
936 /* Make sure we keep original atime/mtime values */
937 rc = migrate_set_timestamps(fdv, &st);
939 error_loc = "set target file timestamp failed";
945 * for a migration we need to check data version on file did
948 * Pass in gid=0 since we already own grouplock.
950 rc = llapi_fswap_layouts_grouplock(fd, fdv, dv1, 0, 0,
951 SWAP_LAYOUTS_CHECK_DV1);
953 error_loc = "file changed";
956 error_loc = "cannot swap layout";
961 rc2 = llapi_group_unlock(fd, gid);
962 if (rc2 < 0 && rc == 0) {
963 error_loc = "unlock group lock";
971 * Internal helper for migrate_copy_data(). Check lease and report error if
974 * \param[in] fd File descriptor on which to check the lease.
976 * \retval 0 Migration can keep on going.
977 * \retval -errno Error occurred, abort migration.
979 static int check_lease(int fd)
983 rc = llapi_lease_check(fd);
985 return 0; /* llapi_check_lease returns > 0 on success. */
990 static int migrate_nonblock(int fd, int fdv)
999 error_loc = "cannot stat source file";
1003 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
1005 error_loc = "cannot get data version";
1009 rc = migrate_copy_data(fd, fdv, check_lease);
1011 error_loc = "data copy failed";
1015 rc = llapi_get_data_version(fd, &dv2, LL_DV_RD_FLUSH);
1017 error_loc = "cannot get data version";
1023 error_loc = "source file changed";
1027 /* Make sure we keep original atime/mtime values */
1028 rc = migrate_set_timestamps(fdv, &st);
1030 error_loc = "set target file timestamp failed";
1037 int lfs_layout_compid_by_pool(char *fname, const char *pool, int *comp_id)
1039 struct pool_to_id_cbdata data = { .pool = pool };
1040 struct llapi_layout *layout = NULL;
1043 layout = llapi_layout_get_by_path(fname, 0);
1046 "error %s: file '%s' couldn't get layout: rc=%d\n",
1047 progname, fname, errno);
1051 rc = llapi_layout_sanity(layout, false, true);
1053 llapi_layout_sanity_perror(errno);
1056 rc = llapi_layout_comp_iterate(layout, find_comp_id_by_pool, &data);
1065 llapi_layout_free(layout);
1069 static int lfs_component_set(char *fname, int comp_id, const char *pool,
1070 __u32 flags, __u32 neg_flags)
1073 __u32 flags_array[2];
1080 "error %s: neither component id nor pool is specified\n",
1084 rc = lfs_layout_compid_by_pool(fname, pool, &comp_id);
1090 ids[count] = comp_id;
1091 flags_array[count] = flags;
1096 if (neg_flags & LCME_FL_STALE) {
1098 "%s: cannot clear 'stale' flags from component. Please use lfs-mirror-resync(1) instead\n",
1103 ids[count] = comp_id;
1104 flags_array[count] = neg_flags | LCME_FL_NEG;
1108 rc = llapi_layout_file_comp_set(fname, ids, flags_array, count);
1110 if (errno == EUCLEAN) {
1113 "%s: cannot set 'stale' flag on component '%#x' of the last non-stale mirror of '%s'\n",
1114 progname, comp_id, fname);
1117 "%s: cannot change the flags of component '%#x' of file '%s': %x / ^(%x)\n",
1118 progname, comp_id, fname, flags, neg_flags);
1125 static int lfs_component_del(char *fname, __u32 comp_id,
1126 __u32 flags, __u32 neg_flags)
1130 if (flags && neg_flags) {
1132 "%s: cannot specify both positive and negative flags\n",
1137 if (!flags && neg_flags)
1138 flags = neg_flags | LCME_FL_NEG;
1140 if (flags && comp_id) {
1142 "%s: cannot specify component ID and flags at the same time\n",
1147 if (!flags && !comp_id) {
1149 "%s: neither flags nor component ID is specified\n",
1155 if (flags & ~LCME_KNOWN_FLAGS) {
1157 "%s setstripe: unknown flags %#x\n",
1161 } else if (comp_id > LCME_ID_MAX) {
1162 fprintf(stderr, "%s setstripe: invalid component id %u\n",
1167 rc = llapi_layout_file_comp_del(fname, comp_id, flags);
1170 "%s setstripe: cannot delete component %#x from '%s': %s\n",
1171 progname, comp_id, fname, strerror(errno));
1175 static int lfs_component_add(char *fname, struct llapi_layout *layout)
1182 rc = llapi_layout_file_comp_add(fname, layout);
1184 fprintf(stderr, "Add layout component(s) to %s failed. %s\n",
1185 fname, strerror(errno));
1189 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
1190 struct llapi_layout *layout)
1198 fd = lstat(fname, &st);
1199 if (fd == 0 && S_ISDIR(st.st_mode))
1200 open_flags = O_DIRECTORY | O_RDONLY;
1202 fd = llapi_layout_file_open(fname, open_flags, open_mode, layout);
1204 fprintf(stderr, "%s: cannot %s '%s': %s\n", progname,
1205 S_ISDIR(st.st_mode) ?
1206 "set default composite layout for" :
1207 "create composite file",
1208 fname, strerror(errno));
1212 static int lfs_migrate(char *name, __u64 migration_flags,
1213 struct llapi_stripe_param *param,
1214 struct llapi_layout *layout)
1216 struct llapi_layout *existing;
1217 uint64_t dom_new, dom_cur;
1222 rc = migrate_open_files(name, migration_flags, param, layout,
1227 rc = llapi_layout_dom_size(layout, &dom_new);
1229 error_loc = "cannot get new layout DoM size";
1232 /* special case for migration to DOM layout*/
1233 existing = llapi_layout_get_by_fd(fd, 0);
1235 error_loc = "cannot get existing layout";
1239 rc = llapi_layout_dom_size(existing, &dom_cur);
1241 error_loc = "cannot get current layout DoM size";
1246 * if file has DoM layout already then migration is possible to
1247 * the new layout with the same DoM component via swap layout,
1248 * if new layout used bigger DOM size, then mirroring is used
1250 if (dom_new > dom_cur) {
1251 rc = lfs_migrate_to_dom(fd, fdv, name, migration_flags);
1253 error_loc = "cannot migrate to DOM layout";
1257 if (!(migration_flags & LLAPI_MIGRATION_NONBLOCK)) {
1259 * Blocking mode (forced if servers do not support file lease).
1260 * It is also the default mode, since we cannot distinguish
1261 * between a broken lease and a server that does not support
1262 * atomic swap/close (LU-6785)
1264 rc = migrate_block(fd, fdv);
1268 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1270 error_loc = "cannot get lease";
1274 rc = migrate_nonblock(fd, fdv);
1276 llapi_lease_release(fd);
1281 * Atomically put lease, swap layouts and close.
1282 * for a migration we need to check data version on file did
1285 rc = llapi_fswap_layouts(fd, fdv, 0, 0, SWAP_LAYOUTS_CLOSE);
1287 error_loc = "cannot swap layout";
1299 fprintf(stderr, "error: %s: %s: %s: %s\n",
1300 progname, name, error_loc, strerror(-rc));
1301 else if (migration_flags & LLAPI_MIGRATION_VERBOSE)
1302 printf("%s\n", name);
1307 static int comp_str2flags(char *string, __u32 *flags, __u32 *neg_flags)
1310 char *dup_string = NULL;
1316 if (!string || !string[0])
1319 dup_string = strdup(string);
1321 llapi_printf(LLAPI_MSG_ERROR,
1322 "%s: insufficient memory\n",
1327 for (name = strtok(dup_string, ","); name; name = strtok(NULL, ",")) {
1331 for (i = 0; i < ARRAY_SIZE(comp_flags_table); i++) {
1332 __u32 comp_flag = comp_flags_table[i].cfn_flag;
1333 const char *comp_name = comp_flags_table[i].cfn_name;
1335 if (strcmp(name, comp_name) == 0) {
1336 *flags |= comp_flag;
1338 } else if (strncmp(name, "^", 1) == 0 &&
1339 strcmp(name + 1, comp_name) == 0) {
1340 *neg_flags |= comp_flag;
1345 llapi_printf(LLAPI_MSG_ERROR,
1346 "%s: component flag '%s' not supported\n",
1353 if (!*flags && !*neg_flags)
1356 /* don't allow to set and exclude the same flag */
1357 if (*flags & *neg_flags)
1365 static int mdthash_input(char *string, __u32 *inflags,
1366 __u32 *exflags, __u32 *type)
1373 {"migrating", LMV_HASH_FLAG_MIGRATION},
1374 {"bad_type", LMV_HASH_FLAG_BAD_TYPE},
1375 {"badtype", LMV_HASH_FLAG_BAD_TYPE},
1376 {"lost_lmv", LMV_HASH_FLAG_LOST_LMV},
1377 {"lostlmv", LMV_HASH_FLAG_LOST_LMV},
1386 for (name = strtok(string, ","); name; name = strtok(NULL, ",")) {
1390 for (i = 0; i < ARRAY_SIZE(mhflist); i++) {
1391 if (strcmp(name, mhflist[i].name) == 0 ||
1392 name[0] == mhflist[i].name[0]) {
1393 *inflags |= mhflist[i].flag;
1395 } else if (name[0] == '^' &&
1396 (strcmp(name + 1, mhflist[i].name) == 0 ||
1397 name[1] == mhflist[i].name[0])) {
1398 *exflags |= mhflist[i].flag;
1403 i = check_hashtype(name);
1408 llapi_printf(LLAPI_MSG_ERROR,
1409 "%s: invalid mdt_hash value '%s'\n",
1415 /* don't allow to include and exclude the same flag */
1416 if (*inflags & *exflags) {
1417 llapi_printf(LLAPI_MSG_ERROR,
1418 "%s: include and exclude same flag '%s'\n",
1426 static int mirror_str2state(char *string, __u16 *state, __u16 *neg_state)
1434 if (strncmp(string, "^", 1) == 0) {
1435 *neg_state = llapi_layout_string_flags(string + 1);
1436 if (*neg_state != 0)
1439 *state = llapi_layout_string_flags(string);
1444 llapi_printf(LLAPI_MSG_ERROR,
1445 "%s: mirrored file state '%s' not supported\n",
1451 * struct mirror_args - Command-line arguments for mirror(s).
1452 * @m_count: Number of mirrors to be created with this layout.
1453 * @m_flags: Mirror level flags, only 'prefer' is supported.
1454 * @m_layout: Mirror layout.
1455 * @m_file: A victim file. Its layout will be split and used as a mirror.
1456 * @m_next: Point to the next node of the list.
1458 * Command-line arguments for mirror(s) will be parsed and stored in
1459 * a linked list that consists of this structure.
1461 struct mirror_args {
1464 struct llapi_layout *m_layout;
1466 struct mirror_args *m_next;
1471 * enum mirror_flags - Flags for extending a mirrored file.
1472 * @MF_NO_VERIFY: Indicates not to verify the mirror(s) from victim file(s)
1473 * in case the victim file(s) contains the same data as the
1474 * original mirrored file.
1475 * @MF_DESTROY: Indicates to delete the mirror from the mirrored file.
1476 * @MF_COMP_ID: specified component id instead of mirror id
1478 * Flags for extending a mirrored file.
1488 * mirror_create_sanity_check() - Check mirror list.
1489 * @list: A linked list that stores the mirror arguments.
1491 * This function does a sanity check on @list for creating
1494 * Return: 0 on success or a negative error code on failure.
1496 static int mirror_create_sanity_check(const char *fname,
1497 struct mirror_args *list,
1501 bool has_m_file = false;
1502 bool has_m_layout = false;
1507 if (fname && check_fname) {
1508 struct llapi_layout *layout;
1510 layout = llapi_layout_get_by_path(fname, 0);
1513 "error: %s: file '%s' couldn't get layout\n",
1518 rc = llapi_layout_sanity(layout, false, true);
1520 llapi_layout_free(layout);
1523 llapi_layout_sanity_perror(rc);
1531 llapi_layout_free(list->m_layout);
1534 llapi_layout_get_by_path(list->m_file, 0);
1535 if (!list->m_layout) {
1537 "error: %s: file '%s' has no layout\n",
1538 progname, list->m_file);
1542 has_m_layout = true;
1543 if (!list->m_layout) {
1544 fprintf(stderr, "error: %s: no mirror layout\n",
1550 rc = llapi_layout_sanity(list->m_layout, false, true);
1552 llapi_layout_sanity_perror(rc);
1556 list = list->m_next;
1559 if (has_m_file && has_m_layout) {
1561 "error: %s: -f <victim_file> option should not be specified with setstripe options\n",
1569 static int mirror_set_flags(struct llapi_layout *layout, void *cbdata)
1571 __u32 mirror_flags = *(__u32 *)cbdata;
1575 rc = llapi_layout_comp_flags_get(layout, &flags);
1580 rc = llapi_layout_comp_flags_set(layout, mirror_flags);
1585 return LLAPI_LAYOUT_ITER_CONT;
1589 * mirror_create() - Create a mirrored file.
1590 * @fname: The file to be created.
1591 * @mirror_list: A linked list that stores the mirror arguments.
1593 * This function creates a mirrored file @fname with the mirror(s)
1594 * from @mirror_list.
1596 * Return: 0 on success or a negative error code on failure.
1598 static int mirror_create(char *fname, struct mirror_args *mirror_list)
1600 struct llapi_layout *layout = NULL;
1601 struct mirror_args *cur_mirror = NULL;
1602 uint16_t mirror_count = 0;
1606 rc = mirror_create_sanity_check(fname, mirror_list, false);
1610 cur_mirror = mirror_list;
1611 while (cur_mirror) {
1612 rc = llapi_layout_comp_iterate(cur_mirror->m_layout,
1614 &cur_mirror->m_flags);
1617 fprintf(stderr, "%s: failed to set mirror flags\n",
1622 for (i = 0; i < cur_mirror->m_count; i++) {
1623 rc = llapi_layout_merge(&layout, cur_mirror->m_layout);
1627 "error: %s: merge layout failed: %s\n",
1628 progname, strerror(errno));
1632 mirror_count += cur_mirror->m_count;
1633 cur_mirror = cur_mirror->m_next;
1637 fprintf(stderr, "error: %s: layout is NULL\n", progname);
1641 rc = llapi_layout_mirror_count_set(layout, mirror_count);
1644 fprintf(stderr, "error: %s: set mirror count failed: %s\n",
1645 progname, strerror(errno));
1649 rc = lfs_component_create(fname, O_CREAT | O_WRONLY, 0666,
1657 llapi_layout_free(layout);
1662 * Compare files and check lease on @fd.
1664 * \retval bytes number of bytes are the same
1666 static ssize_t mirror_file_compare(int fd, int fdv)
1668 const size_t buflen = 4 * 1024 * 1024; /* 4M */
1670 ssize_t bytes_done = 0;
1671 ssize_t bytes_read = 0;
1673 buf = malloc(buflen * 2);
1678 if (!llapi_lease_check(fd)) {
1679 bytes_done = -EBUSY;
1683 bytes_read = read(fd, buf, buflen);
1684 if (bytes_read <= 0)
1687 if (bytes_read != read(fdv, buf + buflen, buflen))
1691 * XXX: should compute the checksum on each buffer and then
1692 * compare checksum to avoid cache collision
1694 if (memcmp(buf, buf + buflen, bytes_read))
1697 bytes_done += bytes_read;
1705 static int mirror_extend_file(const char *fname, const char *victim_file,
1706 enum mirror_flags mirror_flags)
1711 struct stat stbuf_v;
1712 struct ll_ioc_lease *data = NULL;
1715 fd = open(fname, O_RDWR);
1717 error_loc = "open source file";
1722 fdv = open(victim_file, O_RDWR);
1724 error_loc = "open target file";
1729 if (fstat(fd, &stbuf) || fstat(fdv, &stbuf_v)) {
1730 error_loc = "stat source or target file";
1735 if (stbuf.st_dev != stbuf_v.st_dev) {
1736 error_loc = "stat source and target file";
1741 /* mirrors should be of the same size */
1742 if (stbuf.st_size != stbuf_v.st_size) {
1743 error_loc = "file sizes don't match";
1748 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1750 error_loc = "cannot get lease";
1754 if (!(mirror_flags & MF_NO_VERIFY)) {
1756 /* mirrors should have the same contents */
1757 ret = mirror_file_compare(fd, fdv);
1758 if (ret != stbuf.st_size) {
1759 error_loc = "file busy or contents don't match";
1760 rc = ret < 0 ? ret : -EINVAL;
1765 /* Get rid of caching pages from clients */
1766 rc = llapi_file_flush(fd);
1768 error_loc = "cannot get data version";
1772 rc = llapi_file_flush(fdv);
1774 error_loc = "cannot get data version";
1778 rc = migrate_set_timestamps(fd, &stbuf);
1780 error_loc = "cannot set source file timestamp";
1784 /* Atomically put lease, merge layouts and close. */
1785 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1787 error_loc = "memory allocation";
1790 data->lil_mode = LL_LEASE_UNLCK;
1791 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1792 data->lil_count = 1;
1793 data->lil_ids[0] = fdv;
1794 rc = llapi_lease_set(fd, data);
1796 error_loc = "cannot merge layout";
1798 } else if (rc == 0) {
1800 error_loc = "lost lease lock";
1813 (void) unlink(victim_file);
1815 fprintf(stderr, "error: %s: %s: %s: %s\n",
1816 progname, fname, error_loc, strerror(-rc));
1820 static int mirror_extend_layout(char *name, struct llapi_layout *m_layout,
1821 bool inherit, uint32_t flags)
1823 struct llapi_layout *f_layout = NULL;
1824 struct ll_ioc_lease *data = NULL;
1831 f_layout = llapi_layout_get_by_path(name, 0);
1834 fprintf(stderr, "%s: cannot get layout\n", progname);
1837 rc = llapi_layout_get_last_init_comp(f_layout);
1839 fprintf(stderr, "%s: cannot get the last init comp\n",
1843 rc = llapi_layout_mirror_inherit(f_layout, m_layout);
1846 "%s: cannot inherit from the last init comp\n",
1852 llapi_layout_comp_flags_set(m_layout, flags);
1853 rc = migrate_open_files(name,
1854 LLAPI_MIGRATION_NONDIRECT | LLAPI_MIGRATION_MIRROR,
1855 NULL, m_layout, &fd, &fdv);
1859 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1861 error_loc = "cannot get lease";
1865 rc = fstat(fd, &st);
1867 error_loc = "cannot stat source file";
1871 rc = migrate_nonblock(fd, fdv);
1873 llapi_lease_release(fd);
1877 rc = migrate_set_timestamps(fd, &st);
1879 error_loc = "cannot set source file timestamp";
1883 /* Atomically put lease, merge layouts and close. */
1884 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1886 error_loc = "memory allocation";
1889 data->lil_mode = LL_LEASE_UNLCK;
1890 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1891 data->lil_count = 1;
1892 data->lil_ids[0] = fdv;
1893 rc = llapi_lease_set(fd, data);
1895 error_loc = "cannot merge layout";
1897 } else if (rc == 0) {
1899 error_loc = "lost lease lock";
1912 fprintf(stderr, "error: %s: %s: %s: %s\n",
1913 progname, name, error_loc, strerror(-rc));
1917 static int mirror_extend(char *fname, struct mirror_args *mirror_list,
1918 enum mirror_flags mirror_flags)
1922 while (mirror_list) {
1923 if (mirror_list->m_file) {
1924 rc = mirror_extend_file(fname, mirror_list->m_file,
1927 __u32 mirror_count = mirror_list->m_count;
1929 while (mirror_count > 0) {
1930 rc = mirror_extend_layout(fname,
1931 mirror_list->m_layout,
1932 mirror_list->m_inherit,
1933 mirror_list->m_flags);
1943 mirror_list = mirror_list->m_next;
1949 static int find_mirror_id(struct llapi_layout *layout, void *cbdata)
1954 rc = llapi_layout_mirror_id_get(layout, &id);
1958 if ((__u16)id == *(__u16 *)cbdata)
1959 return LLAPI_LAYOUT_ITER_STOP;
1961 return LLAPI_LAYOUT_ITER_CONT;
1964 static int find_comp_id(struct llapi_layout *layout, void *cbdata)
1969 rc = llapi_layout_comp_id_get(layout, &id);
1973 if (id == *(__u32 *)cbdata)
1974 return LLAPI_LAYOUT_ITER_STOP;
1976 return LLAPI_LAYOUT_ITER_CONT;
1979 static int find_mirror_id_by_pool(struct llapi_layout *layout, void *cbdata)
1981 char buf[LOV_MAXPOOLNAME + 1];
1982 struct pool_to_id_cbdata *d = (void *)cbdata;
1986 rc = llapi_layout_pool_name_get(layout, buf, sizeof(buf));
1989 if (strcmp(d->pool, buf))
1990 return LLAPI_LAYOUT_ITER_CONT;
1992 rc = llapi_layout_mirror_id_get(layout, &id);
1997 return LLAPI_LAYOUT_ITER_STOP;
2000 static int find_comp_id_by_pool(struct llapi_layout *layout, void *cbdata)
2002 char buf[LOV_MAXPOOLNAME + 1];
2003 struct pool_to_id_cbdata *d = (void *)cbdata;
2007 rc = llapi_layout_pool_name_get(layout, buf, sizeof(buf));
2010 if (strcmp(d->pool, buf))
2011 return LLAPI_LAYOUT_ITER_CONT;
2013 rc = llapi_layout_comp_id_get(layout, &id);
2018 return LLAPI_LAYOUT_ITER_STOP;
2021 struct collect_ids_data {
2027 static int collect_mirror_id(struct llapi_layout *layout, void *cbdata)
2029 struct collect_ids_data *cid = cbdata;
2033 rc = llapi_layout_mirror_id_get(layout, &id);
2037 if ((__u16)id != cid->cid_exclude) {
2040 for (i = 0; i < cid->cid_count; i++) {
2041 /* already collected the mirror id */
2042 if (id == cid->cid_ids[i])
2043 return LLAPI_LAYOUT_ITER_CONT;
2045 cid->cid_ids[cid->cid_count] = id;
2049 return LLAPI_LAYOUT_ITER_CONT;
2053 * last_non_stale_mirror() - Check if a mirror is the last non-stale mirror.
2054 * @mirror_id: Mirror id to be checked.
2055 * @layout: Mirror component list.
2057 * This function checks if a mirror with specified @mirror_id is the last
2058 * non-stale mirror of a layout @layout.
2060 * Return: true or false.
2063 bool last_non_stale_mirror(__u16 mirror_id, struct llapi_layout *layout)
2065 __u16 mirror_ids[128] = { 0 };
2066 struct collect_ids_data cid = { .cid_ids = mirror_ids,
2068 .cid_exclude = mirror_id, };
2071 llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
2073 for (i = 0; i < cid.cid_count; i++) {
2074 struct llapi_resync_comp comp_array[1024] = { { 0 } };
2077 comp_size = llapi_mirror_find_stale(layout, comp_array,
2078 ARRAY_SIZE(comp_array),
2087 static int mirror_split(const char *fname, __u32 id, const char *pool,
2088 enum mirror_flags mflags, const char *victim_file)
2090 struct llapi_layout *layout;
2091 char parent[PATH_MAX];
2092 char victim[PATH_MAX];
2093 int flags = O_CREAT | O_EXCL | O_LOV_DELAY_CREATE | O_NOFOLLOW;
2095 struct ll_ioc_lease *data;
2096 uint16_t mirror_count;
2100 bool purge = true; /* delete mirror by setting fdv=fd */
2104 if (victim_file && (strcmp(fname, victim_file) == 0)) {
2106 "error %s: the source file '%s' and -f file are the same\n",
2111 /* check fname contains mirror with mirror_id/comp_id */
2112 layout = llapi_layout_get_by_path(fname, 0);
2115 "error %s: file '%s' couldn't get layout\n",
2120 rc = llapi_layout_sanity(layout, false, true);
2122 llapi_layout_sanity_perror(rc);
2126 rc = llapi_layout_mirror_count_get(layout, &mirror_count);
2129 "error %s: file '%s' couldn't get mirror count\n",
2133 if (mirror_count < 2) {
2135 "error %s: file '%s' has %d component, cannot split\n",
2136 progname, fname, mirror_count);
2140 if (mflags & MF_COMP_POOL) {
2141 struct pool_to_id_cbdata data = { .pool = pool };
2143 rc = llapi_layout_comp_iterate(layout, find_mirror_id_by_pool,
2145 mirror_id = data.id;
2146 } else if (mflags & MF_COMP_ID) {
2147 rc = llapi_layout_comp_iterate(layout, find_comp_id, &id);
2148 mirror_id = mirror_id_of(id);
2150 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &id);
2154 fprintf(stderr, "error %s: failed to iterate layout of '%s'\n",
2157 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
2158 if (mflags & MF_COMP_POOL) {
2160 "error %s: file '%s' does not contain mirror with pool '%s'\n",
2161 progname, fname, pool);
2163 } else if (mflags & MF_COMP_ID) {
2165 "error %s: file '%s' does not contain mirror with comp-id %u\n",
2166 progname, fname, id);
2170 "error %s: file '%s' does not contain mirror with id %u\n",
2171 progname, fname, id);
2176 if (!victim_file && mflags & MF_DESTROY)
2177 /* Allow mirror split even without the key on encrypted files,
2178 * and in this case of a 'split -d', open file with O_DIRECT
2179 * (no IOs will be done).
2181 fd = open(fname, O_RDWR | O_DIRECT | O_FILE_ENC);
2183 fd = open(fname, O_RDWR);
2187 "error %s: open file '%s' failed: %s\n",
2188 progname, fname, strerror(errno));
2192 /* get victim file directory pathname */
2193 if (strlen(fname) > sizeof(parent) - 1) {
2194 fprintf(stderr, "error %s: file name of '%s' too long\n",
2199 strncpy(parent, fname, sizeof(parent));
2200 ptr = strrchr(parent, '/');
2202 if (!getcwd(parent, sizeof(parent))) {
2203 fprintf(stderr, "error %s: getcwd failed: %s\n",
2204 progname, strerror(errno));
2214 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
2216 fprintf(stderr, "%s: cannot get MDT index of '%s'\n",
2221 rc = llapi_file_is_encrypted(fd);
2223 fprintf(stderr, "%s: cannot get flags of '%s': %d\n",
2224 progname, fname, rc);
2231 /* use a temp file to store the splitted layout */
2232 if (mflags & MF_DESTROY) {
2233 char file_path[PATH_MAX];
2234 unsigned int rnumber;
2237 if (last_non_stale_mirror(mirror_id, layout)) {
2240 "%s: cannot destroy the last non-stale mirror of file '%s'\n",
2246 /* don't use volatile file for mirror destroy */
2250 * try the old way to delete mirror using
2255 rc = snprintf(file_path,
2257 "%s/" LUSTRE_VOLATILE_HDR ":%.4X:%.4X:fd=%.2d",
2261 rc >= sizeof(file_path)) {
2262 fdv = -ENAMETOOLONG;
2266 open_flags = O_RDWR |
2267 (O_LOV_DELAY_CREATE & ~O_ACCMODE) |
2268 O_CREAT | O_EXCL | O_NOFOLLOW |
2269 /* O_DIRECT for mirror split -d */
2271 /* Allow split without the key */
2273 fdv = open(file_path, open_flags,
2277 } while (fdv < 0 && rc == -EEXIST);
2283 "error %s: not permitted on encrypted file '%s': %d\n",
2284 progname, fname, rc);
2288 snprintf(victim, sizeof(victim), "%s.mirror~%u",
2290 fdv = open(victim, flags, S_IRUSR | S_IWUSR);
2293 /* user specified victim file */
2297 "error %s: not permitted on encrypted file '%s': %d\n",
2298 progname, fname, rc);
2301 fdv = open(victim_file, flags, S_IRUSR | S_IWUSR);
2306 "error %s: create victim file failed: %s\n",
2307 progname, strerror(errno));
2311 /* get lease lock of fname */
2312 rc = llapi_lease_acquire(fd, LL_LEASE_WRLCK);
2315 "error %s: cannot get lease of file '%s': %d\n",
2316 progname, fname, rc);
2320 /* Atomatically put lease, split layouts and close. */
2321 data = malloc(offsetof(typeof(*data), lil_ids[2]));
2327 data->lil_mode = LL_LEASE_UNLCK;
2328 data->lil_flags = LL_LEASE_LAYOUT_SPLIT;
2329 data->lil_count = 2;
2330 data->lil_ids[0] = fdv;
2331 data->lil_ids[1] = mirror_id;
2332 rc = llapi_lease_set(fd, data);
2334 if ((rc == -EINVAL || rc == -EBUSY) && purge) {
2335 /* could be old MDS which prohibit fd==fdv */
2340 if (rc == 0) /* lost lease lock */
2343 "error %s: cannot split '%s': %s\n",
2344 progname, fname, strerror(-rc));
2356 llapi_layout_free(layout);
2361 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
2362 __u16 *mirror_ids, int ids_nr);
2364 static int lfs_migrate_to_dom(int fd, int fdv, char *name,
2365 __u64 migration_flags)
2367 struct ll_ioc_lease *data = NULL;
2370 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
2372 error_loc = "cannot get lease";
2376 rc = migrate_nonblock(fd, fdv);
2380 /* Atomically put lease, merge layouts, resync and close. */
2381 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
2383 error_loc = "memory allocation";
2386 data->lil_mode = LL_LEASE_UNLCK;
2387 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
2388 data->lil_count = 1;
2389 data->lil_ids[0] = fdv;
2390 rc = llapi_lease_set(fd, data);
2392 error_loc = "cannot merge layout";
2394 } else if (rc == 0) {
2396 error_loc = "lost lease lock";
2402 rc = lfs_mirror_resync_file(name, data, NULL, 0);
2404 error_loc = "cannot resync file";
2408 /* delete first mirror now */
2409 rc = mirror_split(name, 1, NULL, MF_DESTROY, NULL);
2411 error_loc = "cannot delete old layout";
2415 llapi_lease_release(fd);
2421 fprintf(stderr, "error: %s: %s: %s: %s\n",
2422 progname, name, error_loc, strerror(-rc));
2423 else if (migration_flags & LLAPI_MIGRATION_VERBOSE)
2424 printf("%s\n", name);
2431 * Parse a string containing an target index list into an array of integers.
2433 * The input string contains a comma delimited list of individual
2434 * indices and ranges, for example "1,2-4,7". Add the indices into the
2435 * \a tgts array and remove duplicates.
2437 * \param[out] tgts array to store indices in
2438 * \param[in] size size of \a tgts array
2439 * \param[in] offset starting index in \a tgts
2440 * \param[in] arg string containing OST index list
2441 * \param[in/out] overstriping index list may contain duplicates
2443 * \retval positive number of indices in \a tgts
2444 * \retval -EINVAL unable to parse \a arg
2446 static int parse_targets(__u32 *tgts, int size, int offset, char *arg,
2447 unsigned long long *pattern)
2451 int slots = size - offset;
2453 bool overstriped = false;
2459 end_of_loop = false;
2460 while (!end_of_loop) {
2461 int start_index = 0;
2464 char *endptr = NULL;
2468 ptr = strchrnul(arg, ',');
2470 end_of_loop = *ptr == '\0';
2474 start_index = strtol(arg, &endptr, 0);
2475 if (endptr == arg) /* no data at all */
2477 if (errno != 0 || start_index < -1 ||
2478 (*endptr != '-' && *endptr != '\0'))
2481 end_index = start_index;
2482 if (*endptr == '-') {
2484 end_index = strtol(endptr + 1, &endptr, 0);
2485 if (errno != 0 || *endptr != '\0' || end_index < -1)
2487 if (end_index < start_index)
2491 for (i = start_index; i <= end_index && slots > 0; i++) {
2494 /* remove duplicate */
2495 for (j = 0; j < offset; j++) {
2496 if (tgts[j] == i && pattern &&
2497 *pattern == LLAPI_LAYOUT_OVERSTRIPING)
2499 else if (tgts[j] == i)
2505 if (j == offset) { /* check complete */
2511 if (slots == 0 && i < end_index)
2519 if (!end_of_loop && ptr)
2522 if (!overstriped && pattern)
2523 *pattern = LLAPI_LAYOUT_DEFAULT;
2525 return rc < 0 ? rc : nr;
2528 struct lfs_setstripe_args {
2529 unsigned long long lsa_comp_end;
2530 unsigned long long lsa_stripe_size;
2531 unsigned long long lsa_extension_size;
2532 long long lsa_stripe_count;
2533 long long lsa_stripe_off;
2534 __u32 lsa_comp_flags;
2535 __u32 lsa_comp_neg_flags;
2536 unsigned long long lsa_pattern;
2537 unsigned int lsa_mirror_count;
2539 bool lsa_first_comp;
2540 bool lsa_extension_comp;
2542 char *lsa_pool_name;
2545 static inline void setstripe_args_init(struct lfs_setstripe_args *lsa)
2547 unsigned int mirror_count = lsa->lsa_mirror_count;
2548 bool first_comp = lsa->lsa_first_comp;
2550 memset(lsa, 0, sizeof(*lsa));
2552 lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
2553 lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
2554 lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
2555 lsa->lsa_pattern = LLAPI_LAYOUT_RAID0;
2556 lsa->lsa_pool_name = NULL;
2558 lsa->lsa_mirror_count = mirror_count;
2559 lsa->lsa_first_comp = first_comp;
2563 * setstripe_args_init_inherit() - Initialize and inherit stripe options.
2564 * @lsa: Stripe options to be initialized and inherited.
2566 * This function initializes stripe options in @lsa and inherit
2567 * stripe_size, stripe_count and OST pool_name options.
2571 static inline void setstripe_args_init_inherit(struct lfs_setstripe_args *lsa)
2573 unsigned long long stripe_size;
2574 long long stripe_count;
2575 char *pool_name = NULL;
2577 stripe_size = lsa->lsa_stripe_size;
2578 stripe_count = lsa->lsa_stripe_count;
2579 pool_name = lsa->lsa_pool_name;
2581 setstripe_args_init(lsa);
2583 lsa->lsa_stripe_size = stripe_size;
2584 lsa->lsa_stripe_count = stripe_count;
2585 lsa->lsa_pool_name = pool_name;
2588 static inline bool setstripe_args_specified(struct lfs_setstripe_args *lsa)
2590 return (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT ||
2591 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ||
2592 lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
2593 lsa->lsa_pattern != LLAPI_LAYOUT_RAID0 ||
2594 lsa->lsa_comp_end != 0);
2597 static int lsa_args_stripe_count_check(struct lfs_setstripe_args *lsa)
2599 if (lsa->lsa_nr_tgts) {
2600 if (lsa->lsa_nr_tgts < 0 ||
2601 lsa->lsa_nr_tgts >= LOV_MAX_STRIPE_COUNT) {
2602 fprintf(stderr, "Invalid nr_tgts(%d)\n",
2608 if (lsa->lsa_stripe_count > 0 &&
2609 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
2610 lsa->lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
2611 lsa->lsa_nr_tgts != lsa->lsa_stripe_count) {
2612 fprintf(stderr, "stripe_count(%lld) != nr_tgts(%d)\n",
2613 lsa->lsa_stripe_count,
2625 * comp_args_to_layout() - Create or extend a composite layout.
2626 * @composite: Pointer to the composite layout.
2627 * @lsa: Stripe options for the new component.
2629 * This function creates or extends a composite layout by adding a new
2630 * component with stripe options from @lsa.
2632 * When modified, adjust llapi_stripe_param_verify() if needed as well.
2634 * Return: 0 on success or an error code on failure.
2636 static int comp_args_to_layout(struct llapi_layout **composite,
2637 struct lfs_setstripe_args *lsa,
2640 struct llapi_layout *layout = *composite;
2641 uint64_t prev_end = 0;
2647 layout = llapi_layout_alloc();
2649 fprintf(stderr, "Alloc llapi_layout failed. %s\n",
2654 *composite = layout;
2655 lsa->lsa_first_comp = true;
2660 * Get current component extent, current component
2661 * must be the tail component.
2663 rc = llapi_layout_comp_extent_get(layout, &start, &prev_end);
2665 fprintf(stderr, "Get comp extent failed. %s\n",
2670 if (lsa->lsa_first_comp) {
2672 rc = llapi_layout_add_first_comp(layout);
2674 rc = llapi_layout_comp_add(layout);
2677 fprintf(stderr, "Add component failed. %s\n",
2683 rc = llapi_layout_comp_flags_set(layout, lsa->lsa_comp_flags);
2685 fprintf(stderr, "Set flags 0x%x failed: %s\n",
2686 lsa->lsa_comp_flags, strerror(errno));
2691 uint64_t comp_end = lsa->lsa_comp_end;
2694 * The extendable component is 0-length, so it can be removed
2695 * if there is insufficient space to extend it.
2697 if (lsa->lsa_extension_comp)
2698 comp_end = prev_end;
2700 rc = llapi_layout_comp_extent_set(layout, prev_end,
2703 fprintf(stderr, "Set extent [%lu, %lu) failed. %s\n",
2704 prev_end, comp_end, strerror(errno));
2708 /* reset lsa_first_comp */
2709 lsa->lsa_first_comp = false;
2711 /* Data-on-MDT component setting */
2712 if (lsa->lsa_pattern == LLAPI_LAYOUT_MDT) {
2714 if (lsa->lsa_stripe_count == 0)
2715 lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
2716 if (lsa->lsa_stripe_size == lsa->lsa_comp_end)
2717 lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
2718 if (lsa->lsa_stripe_off == -1 ||
2719 lsa->lsa_stripe_off == 0)
2720 lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
2722 * In case of Data-on-MDT patterns the only extra option
2723 * applicable is stripe size option.
2725 if (lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
2727 "Option 'stripe-count' can't be specified with Data-on-MDT component: %lld\n",
2728 lsa->lsa_stripe_count);
2732 if (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT &&
2733 lsa->lsa_stripe_size != lsa->lsa_comp_end - prev_end) {
2735 "Option 'stripe-size' can't be specified with Data-on-MDT component: %llu\n",
2736 lsa->lsa_stripe_size);
2740 if (lsa->lsa_nr_tgts != 0) {
2742 "Option 'ost-list' can't be specified with Data-on-MDT component: '%i'\n",
2747 if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT) {
2749 "Option 'stripe-offset' can't be specified with Data-on-MDT component: %lld\n",
2750 lsa->lsa_stripe_off);
2754 if (lsa->lsa_pool_name != 0) {
2756 "Option 'pool' can't be specified with Data-on-MDT component: '%s'\n",
2757 lsa->lsa_pool_name);
2762 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2764 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2769 /* Data-on-MDT component has always single stripe up to end */
2770 lsa->lsa_stripe_size = lsa->lsa_comp_end;
2771 } else if (lsa->lsa_pattern == LLAPI_LAYOUT_OVERSTRIPING) {
2772 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2774 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2781 size = lsa->lsa_comp_flags & LCME_FL_EXTENSION ?
2782 lsa->lsa_extension_size : lsa->lsa_stripe_size;
2784 if (lsa->lsa_comp_flags & LCME_FL_EXTENSION)
2785 rc = llapi_layout_extension_size_set(layout, size);
2787 rc = llapi_layout_stripe_size_set(layout, size);
2790 fprintf(stderr, "Set stripe size %lu failed: %s\n",
2791 size, strerror(errno));
2795 rc = llapi_layout_stripe_count_set(layout, lsa->lsa_stripe_count);
2797 fprintf(stderr, "Set stripe count %lld failed: %s\n",
2798 lsa->lsa_stripe_count, strerror(errno));
2802 if (lsa->lsa_pool_name) {
2803 rc = llapi_layout_pool_name_set(layout, lsa->lsa_pool_name);
2805 fprintf(stderr, "Set pool name: %s failed. %s\n",
2806 lsa->lsa_pool_name, strerror(errno));
2810 rc = llapi_layout_pool_name_set(layout, "");
2812 fprintf(stderr, "Clear pool name failed: %s\n",
2818 rc = lsa_args_stripe_count_check(lsa);
2822 if (lsa->lsa_nr_tgts > 0) {
2825 for (i = 0; i < lsa->lsa_nr_tgts; i++) {
2826 rc = llapi_layout_ost_index_set(layout, i,
2831 /* Make sure stripe offset is in OST list. */
2832 if (lsa->lsa_tgts[i] == lsa->lsa_stripe_off)
2836 fprintf(stderr, "Invalid stripe offset '%lld', not in the target list",
2837 lsa->lsa_stripe_off);
2841 } else if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT &&
2842 lsa->lsa_stripe_off != -1) {
2843 rc = llapi_layout_ost_index_set(layout, 0, lsa->lsa_stripe_off);
2846 fprintf(stderr, "Set ost index %d failed. %s\n",
2847 i, strerror(errno));
2851 /* Create the second, virtual component of extension space */
2852 if (lsa->lsa_extension_comp) {
2853 lsa->lsa_comp_flags |= LCME_FL_EXTENSION;
2854 lsa->lsa_extension_comp = false;
2861 static int build_component(struct llapi_layout **layout,
2862 struct lfs_setstripe_args *lsa, bool set_extent)
2866 rc = comp_args_to_layout(layout, lsa, set_extent);
2870 if (lsa->lsa_mirror_count > 0) {
2871 rc = llapi_layout_mirror_count_set(*layout,
2872 lsa->lsa_mirror_count);
2876 rc = llapi_layout_flags_set(*layout, LCM_FL_RDONLY);
2879 lsa->lsa_mirror_count = 0;
2885 static int build_prev_component(struct llapi_layout **layout,
2886 struct lfs_setstripe_args *prev,
2887 struct lfs_setstripe_args *lsa,
2890 int extension = lsa->lsa_comp_flags & LCME_FL_EXTENSION;
2893 if (prev->lsa_stripe_size) {
2895 prev->lsa_comp_end = lsa->lsa_comp_end;
2896 prev->lsa_extension_size = lsa->lsa_extension_size;
2897 prev->lsa_extension_comp = true;
2900 rc = build_component(layout, prev, true);
2906 * Copy lsa to previous lsa;
2907 * if this is an extension component, make the previous invalid;
2910 prev->lsa_stripe_size = 0;
2917 #ifndef LCME_TEMPLATE_FLAGS
2918 #define LCME_TEMPLATE_FLAGS (LCME_FL_PREF_RW | LCME_FL_NOSYNC | \
2922 static int build_layout_from_yaml_node(struct cYAML *node,
2923 struct llapi_layout **layout,
2924 struct lfs_setstripe_args *lsa,
2925 struct lfs_setstripe_args *prevp)
2927 struct lfs_setstripe_args prev = { 0 };
2928 __u32 *osts = lsa->lsa_tgts;
2936 string = node->cy_string;
2938 if (node->cy_type == CYAML_TYPE_OBJECT) {
2939 /* go deep to sub blocks */
2940 if (string && !strncmp(string, "component", 9) &&
2941 strncmp(string, "component0", 10) &&
2942 strncmp(string, "components", 10)) {
2943 rc = build_prev_component(layout, prevp, lsa,
2948 /* initialize lsa. */
2949 setstripe_args_init(lsa);
2950 lsa->lsa_first_comp = false;
2951 lsa->lsa_tgts = osts;
2954 rc = build_layout_from_yaml_node(node->cy_child, layout,
2959 if (!node->cy_string)
2962 /* skip leading lmm_ if present, to simplify parsing */
2963 if (strncmp(string, "lmm_", 4) == 0)
2966 if (node->cy_type == CYAML_TYPE_STRING) {
2967 if (!strcmp(string, "lcme_extent.e_end")) {
2968 if (!strcmp(node->cy_valuestring, "EOF") ||
2969 !strcmp(node->cy_valuestring, "eof"))
2970 lsa->lsa_comp_end = LUSTRE_EOF;
2971 } else if (!strcmp(string, "pool")) {
2972 lsa->lsa_pool_name = node->cy_valuestring;
2973 } else if (!strcmp(string, "pattern")) {
2974 if (!strcmp(node->cy_valuestring, "mdt"))
2975 lsa->lsa_pattern = LLAPI_LAYOUT_MDT;
2976 if (!strcmp(node->cy_valuestring,
2977 "raid0,overstriped"))
2979 LLAPI_LAYOUT_OVERSTRIPING;
2980 } else if (!strcmp(string, "lcme_flags")) {
2981 rc = comp_str2flags(node->cy_valuestring,
2982 &lsa->lsa_comp_flags,
2983 &lsa->lsa_comp_neg_flags);
2987 * Only template flags have meaning in
2988 * the layout for a new file
2990 lsa->lsa_comp_flags &= LCME_TEMPLATE_FLAGS;
2992 } else if (node->cy_type == CYAML_TYPE_NUMBER) {
2993 if (!strcmp(string, "lcm_mirror_count")) {
2994 lsa->lsa_mirror_count = node->cy_valueint;
2995 } else if (!strcmp(string, "lcme_extent.e_start")) {
2996 if (node->cy_valueint == 0)
2997 lsa->lsa_first_comp = true;
2998 } else if (!strcmp(string, "lcme_extent.e_end")) {
2999 if (node->cy_valueint == -1)
3000 lsa->lsa_comp_end = LUSTRE_EOF;
3002 lsa->lsa_comp_end = node->cy_valueint;
3003 } else if (!strcmp(string, "stripe_count")) {
3004 lsa->lsa_stripe_count = node->cy_valueint;
3005 } else if (!strcmp(string, "stripe_size")) {
3006 lsa->lsa_stripe_size = node->cy_valueint;
3007 } else if (!strcmp(string, "extension_size")) {
3008 lsa->lsa_extension_size = node->cy_valueint;
3009 lsa->lsa_extension_comp = true;
3010 } else if (!strcmp(string, "stripe_offset")) {
3011 lsa->lsa_stripe_off = node->cy_valueint;
3012 } else if (!strcmp(string, "l_ost_idx")) {
3013 osts[lsa->lsa_nr_tgts] = node->cy_valueint;
3018 node = node->cy_next;
3021 if (prevp == &prev) {
3022 rc = build_prev_component(layout, prevp, lsa, true);
3026 if (!(lsa->lsa_comp_flags & LCME_FL_EXTENSION))
3027 rc = build_component(layout, lsa, *layout != NULL);
3033 static int lfs_comp_create_from_yaml(char *template,
3034 struct llapi_layout **layout,
3035 struct lfs_setstripe_args *lsa,
3038 struct cYAML *tree = NULL, *err_rc = NULL;
3041 tree = cYAML_build_tree(template, NULL, 0, &err_rc, false);
3043 fprintf(stderr, "%s: cannot parse YAML file %s\n",
3044 progname, template);
3045 cYAML_build_error(-EINVAL, -1, "yaml", "from comp yaml",
3046 "can't parse", &err_rc);
3047 cYAML_print_tree2file(stderr, err_rc);
3048 cYAML_free_tree(err_rc);
3053 /* initialize lsa for plain file */
3054 setstripe_args_init(lsa);
3055 lsa->lsa_tgts = osts;
3057 rc = build_layout_from_yaml_node(tree, layout, lsa, NULL);
3059 fprintf(stderr, "%s: cannot build layout from YAML file %s.\n",
3060 progname, template);
3063 /* clean clean lsa */
3064 setstripe_args_init(lsa);
3068 cYAML_free_tree(tree);
3073 * Get the extension size from the next (SEL) component and extend the
3074 * current component on it. The start of the next component is to be
3077 * \param[in] layout the current layout
3078 * \param[in] start the start of the current component
3079 * \param[in,out] end the end of the current component
3080 * \param[in] offset the offset to adjust the end position to instead of
3083 * \retval 0 - extended successfully
3084 * \retval < 0 - error
3086 static int layout_extend_comp(struct llapi_layout *layout,
3087 uint64_t start, uint64_t *end,
3090 uint64_t size, next_start, next_end;
3093 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_NEXT);
3096 "%s setstripe: cannot move component cursor: %s\n",
3097 progname, strerror(errno));
3102 * Even if the @size will not be used below, this will fail if
3103 * this is not a SEL component - a good confirmation we are
3104 * working on right components.
3106 rc = llapi_layout_extension_size_get(layout, &size);
3109 "%s setstripe: cannot get component ext size: %s\n",
3110 progname, strerror(errno));
3114 rc = llapi_layout_comp_extent_get(layout, &next_start, &next_end);
3116 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
3117 progname, strerror(errno));
3121 next_start += offset ?: size;
3122 rc = llapi_layout_comp_extent_set(layout, next_start, next_end);
3124 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
3125 progname, strerror(errno));
3129 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_PREV);
3132 "%s setstripe: cannot move component cursor: %s\n",
3133 progname, strerror(errno));
3137 *end += offset ?: size;
3138 rc = llapi_layout_comp_extent_set(layout, start, *end);
3140 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
3141 progname, strerror(errno));
3149 * In 'lfs setstripe --component-add' mode, we need to fetch the extent
3150 * end of the last component in the existing file, and adjust the
3151 * first extent start of the components to be added accordingly.
3153 * In the create mode, we need to check if the first component is an extendable
3154 * SEL component and extend its length to the extension size (first component
3155 * of the PFL file is initialised at the create time, cannot be 0-lenght.
3157 static int layout_adjust_first_extent(char *fname, struct llapi_layout *layout,
3160 struct llapi_layout *head;
3161 uint64_t start = 0, prev_end = 0;
3165 if (!layout || !(comp_add || llapi_layout_is_composite(layout)))
3170 head = llapi_layout_get_by_path(fname, 0);
3173 "%s setstripe: cannot read layout from '%s': %s\n",
3174 progname, fname, strerror(errno));
3176 } else if (errno == ENODATA) {
3178 * file without LOVEA, this component-add will be turned
3179 * into a component-create.
3181 llapi_layout_free(head);
3185 * the new layout will be added to an empty one, it
3186 * still needs to be adjusted below
3190 } else if (!llapi_layout_is_composite(head)) {
3192 "%s setstripe: '%s' not a composite file\n",
3194 llapi_layout_free(head);
3198 rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
3201 "%s setstripe: cannot get prev extent: %s\n",
3202 progname, strerror(errno));
3203 llapi_layout_free(head);
3207 llapi_layout_free(head);
3211 /* Make sure we use the first component of the layout to be added. */
3212 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
3215 "%s setstripe: cannot move component cursor: %s\n",
3216 progname, strerror(errno));
3220 rc = llapi_layout_comp_extent_get(layout, &start, &end);
3222 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
3223 progname, strerror(errno));
3227 if (start == 0 && end == 0) {
3228 rc = layout_extend_comp(layout, start, &end,
3229 comp_add ? prev_end : 0);
3234 if (start > prev_end || end < prev_end) {
3236 "%s setstripe: first extent [%lu, %lu) not adjacent with extent end %lu\n",
3237 progname, start, end, prev_end);
3241 rc = llapi_layout_comp_extent_set(layout, prev_end, end);
3244 "%s setstripe: cannot set component extent [%lu, %lu): %s\n",
3245 progname, prev_end, end, strerror(errno));
3252 static int mirror_adjust_first_extents(struct mirror_args *list)
3260 rc = layout_adjust_first_extent(NULL, list->m_layout, false);
3263 list = list->m_next;
3269 static inline bool arg_is_eof(char *arg)
3271 return !strncmp(arg, "-1", strlen("-1")) ||
3272 !strncmp(arg, "EOF", strlen("EOF")) ||
3273 !strncmp(arg, "eof", strlen("eof"));
3277 * lfs_mirror_alloc() - Allocate a mirror argument structure.
3279 * Return: Valid mirror_args pointer on success and
3280 * NULL if memory allocation fails.
3282 static struct mirror_args *lfs_mirror_alloc(void)
3284 struct mirror_args *mirror = NULL;
3287 mirror = calloc(1, sizeof(*mirror));
3289 mirror->m_inherit = false;
3300 * lfs_mirror_free() - Free memory allocated for a mirror argument
3302 * @mirror: Previously allocated mirror argument structure by
3303 * lfs_mirror_alloc().
3305 * Free memory allocated for @mirror.
3309 static void lfs_mirror_free(struct mirror_args *mirror)
3311 if (mirror->m_layout)
3312 llapi_layout_free(mirror->m_layout);
3317 * lfs_mirror_list_free() - Free memory allocated for a mirror list.
3318 * @mirror_list: Previously allocated mirror list.
3320 * Free memory allocated for @mirror_list.
3324 static void lfs_mirror_list_free(struct mirror_args *mirror_list)
3326 struct mirror_args *next_mirror = NULL;
3328 while (mirror_list) {
3329 next_mirror = mirror_list->m_next;
3330 lfs_mirror_free(mirror_list);
3331 mirror_list = next_mirror;
3336 LFS_SETQUOTA_DELETE = 1,
3344 LFS_COMP_NO_VERIFY_OPT,
3346 LFS_LAYOUT_FLAGS_OPT, /* used for mirror and foreign flags */
3348 LFS_MIRROR_STATE_OPT,
3350 LFS_MIRROR_INDEX_OPT,
3351 LFS_LAYOUT_FOREIGN_OPT,
3359 #ifndef LCME_USER_MIRROR_FLAGS
3360 /* The mirror flags can be set by users at creation time. */
3361 #define LCME_USER_MIRROR_FLAGS (LCME_FL_PREF_RW)
3365 static int lfs_setstripe_internal(int argc, char **argv,
3366 enum setstripe_origin opc)
3368 struct lfs_setstripe_args lsa = { 0 };
3369 struct llapi_stripe_param *param = NULL;
3370 struct find_param migrate_mdt_param = {
3380 unsigned long long size_units = 1;
3381 bool migrate_mode = false;
3382 bool migrate_mdt_mode = false;
3383 bool setstripe_mode = false;
3384 bool migration_block = false;
3385 __u64 migration_flags = 0;
3386 __u32 tgts[LOV_MAX_STRIPE_COUNT] = { 0 };
3387 int comp_del = 0, comp_set = 0;
3390 struct llapi_layout *layout = NULL;
3391 struct llapi_layout **lpp = &layout;
3392 bool mirror_mode = false;
3393 bool has_m_file = false;
3394 __u32 mirror_count = 0;
3395 enum mirror_flags mirror_flags = 0;
3396 struct mirror_args *mirror_list = NULL;
3397 struct mirror_args *new_mirror = NULL;
3398 struct mirror_args *last_mirror = NULL;
3399 __u16 mirror_id = 0;
3401 bool from_yaml = false;
3402 bool from_copy = false;
3403 char *template = NULL;
3404 bool foreign_mode = false;
3406 uint32_t type = LU_FOREIGN_TYPE_NONE, flags = 0;
3407 char *mode_opt = NULL;
3408 mode_t previous_umask = 0;
3409 mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
3411 struct option long_opts[] = {
3412 /* find { .val = '0', .name = "null", .has_arg = no_argument }, */
3413 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
3414 /* --block is only valid in migrate mode */
3415 { .val = 'b', .name = "block", .has_arg = no_argument },
3416 /* find { .val = 'B', .name = "btime", .has_arg = required_argument }*/
3417 { .val = LFS_COMP_ADD_OPT,
3418 .name = "comp-add", .has_arg = no_argument },
3419 { .val = LFS_COMP_ADD_OPT,
3420 .name = "component-add", .has_arg = no_argument },
3421 { .val = LFS_COMP_DEL_OPT,
3422 .name = "comp-del", .has_arg = no_argument },
3423 { .val = LFS_COMP_DEL_OPT,
3424 .name = "component-del", .has_arg = no_argument },
3425 { .val = LFS_COMP_FLAGS_OPT,
3426 .name = "comp-flags", .has_arg = required_argument },
3427 { .val = LFS_COMP_FLAGS_OPT,
3428 .name = "component-flags",
3429 .has_arg = required_argument },
3430 { .val = LFS_COMP_SET_OPT,
3431 .name = "comp-set", .has_arg = no_argument },
3432 { .val = LFS_COMP_SET_OPT,
3433 .name = "component-set",
3434 .has_arg = no_argument},
3435 { .val = LFS_COMP_NO_VERIFY_OPT,
3436 .name = "no-verify", .has_arg = no_argument},
3437 { .val = LFS_LAYOUT_FLAGS_OPT,
3438 .name = "flags", .has_arg = required_argument},
3439 { .val = LFS_LAYOUT_FOREIGN_OPT,
3440 .name = "foreign", .has_arg = optional_argument},
3441 { .val = LFS_MIRROR_ID_OPT,
3442 .name = "mirror-id", .has_arg = required_argument},
3443 { .val = LFS_MODE_OPT,
3444 .name = "mode", .has_arg = required_argument},
3445 { .val = LFS_LAYOUT_COPY,
3446 .name = "copy", .has_arg = required_argument},
3447 { .val = 'c', .name = "stripe-count", .has_arg = required_argument},
3448 { .val = 'c', .name = "stripe_count", .has_arg = required_argument},
3449 { .val = 'c', .name = "mdt-count", .has_arg = required_argument},
3450 { .val = 'C', .name = "overstripe-count",
3451 .has_arg = required_argument},
3452 { .val = 'd', .name = "delete", .has_arg = no_argument},
3453 { .val = 'd', .name = "destroy", .has_arg = no_argument},
3454 /* used with "lfs migrate -m" */
3455 { .val = 'd', .name = "directory", .has_arg = no_argument},
3456 /* --non-direct is only valid in migrate mode */
3457 { .val = 'D', .name = "non-direct", .has_arg = no_argument },
3458 { .val = 'E', .name = "comp-end", .has_arg = required_argument},
3459 { .val = 'E', .name = "component-end",
3460 .has_arg = required_argument},
3461 { .val = 'f', .name = "file", .has_arg = required_argument },
3462 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
3463 /* find { .val = 'g', .name = "gid", .has_arg = no_argument }, */
3464 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
3465 { .val = 'h', .name = "help", .has_arg = no_argument },
3466 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument},
3467 { .val = 'i', .name = "stripe-index", .has_arg = required_argument},
3468 { .val = 'i', .name = "stripe_index", .has_arg = required_argument},
3469 { .val = 'I', .name = "comp-id", .has_arg = required_argument},
3470 { .val = 'I', .name = "component-id", .has_arg = required_argument},
3471 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
3472 { .val = 'L', .name = "layout", .has_arg = required_argument },
3473 { .val = 'm', .name = "mdt", .has_arg = required_argument},
3474 { .val = 'm', .name = "mdt-index", .has_arg = required_argument},
3475 { .val = 'm', .name = "mdt_index", .has_arg = required_argument},
3476 /* --non-block is only valid in migrate mode */
3477 { .val = 'n', .name = "non-block", .has_arg = no_argument },
3478 { .val = 'N', .name = "mirror-count", .has_arg = optional_argument},
3479 { .val = 'o', .name = "ost", .has_arg = required_argument },
3480 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3481 { .val = 'o', .name = "ost-list", .has_arg = required_argument },
3482 { .val = 'o', .name = "ost_list", .has_arg = required_argument },
3484 { .val = 'p', .name = "pool", .has_arg = required_argument },
3485 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
3486 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
3487 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
3488 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
3489 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
3490 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
3491 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
3492 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
3493 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
3494 /* --verbose is only valid in migrate mode */
3495 { .val = 'v', .name = "verbose", .has_arg = no_argument},
3496 { .val = 'x', .name = "xattr", .has_arg = required_argument },
3497 /* dirstripe { .val = 'X',.name = "max-inherit",.has_arg = required_argument }*/
3498 { .val = 'y', .name = "yaml", .has_arg = required_argument },
3499 { .val = 'z', .name = "ext-size", .has_arg = required_argument},
3500 { .val = 'z', .name = "extension-size", .has_arg = required_argument},
3503 setstripe_args_init(&lsa);
3505 migrate_mode = (opc == SO_MIGRATE);
3506 mirror_mode = (opc == SO_MIRROR_CREATE || opc == SO_MIRROR_EXTEND);
3507 setstripe_mode = (opc == SO_SETSTRIPE);
3508 if (opc == SO_MIRROR_DELETE) {
3510 mirror_flags = MF_DESTROY;
3513 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
3515 while ((c = getopt_long(argc, argv,
3516 "bc:C:dDE:f:hH:i:I:m:N::no:p:L:s:S:vx:y:z:",
3517 long_opts, NULL)) >= 0) {
3523 case LFS_COMP_ADD_OPT:
3526 case LFS_COMP_DEL_OPT:
3529 case LFS_COMP_FLAGS_OPT:
3530 result = comp_str2flags(optarg, &lsa.lsa_comp_flags,
3531 &lsa.lsa_comp_neg_flags);
3534 if (mirror_mode && lsa.lsa_comp_neg_flags) {
3536 "%s: inverted flags are not supported\n",
3541 case LFS_COMP_SET_OPT:
3544 case LFS_COMP_NO_VERIFY_OPT:
3545 mirror_flags |= MF_NO_VERIFY;
3547 case LFS_MIRROR_ID_OPT: {
3548 unsigned long int id;
3551 id = strtoul(optarg, &end, 0);
3552 if (errno != 0 || *end != '\0' || id == 0 ||
3555 "%s %s: invalid mirror ID '%s'\n",
3556 progname, argv[0], optarg);
3560 mirror_id = (__u16)id;
3563 case LFS_LAYOUT_FLAGS_OPT: {
3566 /* check for numeric flags (foreign and mirror cases) */
3567 if (setstripe_mode && !mirror_mode && !last_mirror) {
3569 flags = strtoul(optarg, &end, 16);
3570 if (errno != 0 || *end != '\0' ||
3571 flags >= UINT32_MAX) {
3573 "%s %s: invalid hex flags '%s'\n",
3574 progname, argv[0], optarg);
3577 if (!foreign_mode) {
3579 "%s %s: hex flags must be specified with --foreign option\n",
3586 if (!mirror_mode || !last_mirror) {
3588 "error: %s: --flags must be specified with --mirror-count|-N option\n",
3593 result = comp_str2flags(optarg, &last_mirror->m_flags,
3600 "%s: inverted flags are not supported\n",
3605 if (last_mirror->m_flags & ~LCME_USER_MIRROR_FLAGS) {
3607 "%s: unsupported mirror flags: %s\n",
3614 case LFS_LAYOUT_FOREIGN_OPT:
3616 /* check pure numeric */
3617 type = strtoul(optarg, &end, 0);
3620 type = check_foreign_type_name(optarg);
3621 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
3623 "%s %s: unrecognized foreign type '%s'\n",
3628 } else if (type >= UINT32_MAX) {
3630 "%s %s: invalid foreign type '%s'\n",
3631 progname, argv[0], optarg);
3635 foreign_mode = true;
3640 mode = strtoul(mode_opt, &end, 8);
3643 "%s %s: bad mode '%s'\n",
3644 progname, argv[0], mode_opt);
3647 previous_umask = umask(0);
3650 case LFS_LAYOUT_COPY:
3655 if (!migrate_mode) {
3657 "%s %s: -b|--block valid only for migrate command\n",
3661 migration_block = true;
3664 if (lsa.lsa_pattern == LLAPI_LAYOUT_MDT) {
3666 "%s %s: -C|--overstripe-count incompatible with DoM layout\n",
3670 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3674 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
3675 if (errno != 0 || *end != '\0'|| optarg == end ||
3676 lsa.lsa_stripe_count < -1 ||
3677 lsa.lsa_stripe_count > LOV_MAX_STRIPE_COUNT) {
3679 "%s %s: invalid stripe count '%s'\n",
3680 progname, argv[0], optarg);
3684 if (lsa.lsa_stripe_count == -1)
3685 lsa.lsa_stripe_count = LLAPI_LAYOUT_WIDE;
3689 migrate_mdt_param.fp_max_depth = 1;
3691 /* delete the default striping pattern */
3693 if (opc == SO_MIRROR_SPLIT) {
3696 "%s %s: -d cannot used with -f\n",
3700 mirror_flags |= MF_DESTROY;
3705 if (!migrate_mode) {
3707 "%s %s: -D|--non-direct is valid only for migrate command\n",
3711 migration_flags |= LLAPI_MIGRATION_NONDIRECT;
3714 if (lsa.lsa_comp_end != 0) {
3715 result = comp_args_to_layout(lpp, &lsa, true);
3717 fprintf(stderr, "%s: invalid layout\n",
3722 setstripe_args_init_inherit(&lsa);
3725 if (arg_is_eof(optarg)) {
3726 lsa.lsa_comp_end = LUSTRE_EOF;
3728 result = llapi_parse_size(optarg,
3731 /* assume units of KB if too small */
3732 if (lsa.lsa_comp_end < 4096)
3733 lsa.lsa_comp_end *= 1024;
3735 lsa.lsa_comp_end & (LOV_MIN_STRIPE_SIZE - 1)) {
3737 "%s %s: invalid component end '%s'\n",
3738 progname, argv[0], optarg);
3744 if (!migrate_mode) {
3746 "--mdt-hash is valid only for migrate command\n");
3750 lsa.lsa_pattern = check_hashtype(optarg);
3751 if (lsa.lsa_pattern == 0) {
3753 "%s %s: bad stripe hash type '%s'\n",
3754 progname, argv[0], optarg);
3760 lsa.lsa_stripe_off = strtol(optarg, &end, 0);
3761 if (errno != 0 || *end != '\0' || optarg == end ||
3762 lsa.lsa_stripe_off < -1 ||
3763 lsa.lsa_stripe_off > LOV_V1_INSANE_STRIPE_COUNT) {
3765 "%s %s: invalid stripe offset '%s'\n",
3766 progname, argv[0], optarg);
3769 if (lsa.lsa_stripe_off == -1)
3770 lsa.lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
3773 comp_id = strtoul(optarg, &end, 0);
3774 if (*end != '\0' || comp_id == 0 ||
3775 comp_id > LCME_ID_MAX) {
3777 "%s %s: invalid component ID '%s'\n",
3778 progname, argv[0], optarg);
3783 if (opc != SO_MIRROR_EXTEND && opc != SO_MIRROR_SPLIT) {
3785 "error: %s: invalid option: %s\n",
3786 progname, argv[optopt + 1]);
3789 if (opc == SO_MIRROR_EXTEND) {
3792 "error: %s: '-N' must exist in front of '%s'\n",
3793 progname, argv[optopt + 1]);
3796 last_mirror->m_file = optarg;
3797 last_mirror->m_count = 1;
3801 mirror_list = lfs_mirror_alloc();
3802 mirror_list->m_file = optarg;
3807 if (strcmp(argv[optind - 1], "mdt") == 0) {
3808 /* Can be only the first component */
3812 "error: 'mdt' layout can be only the first one\n");
3815 if (lsa.lsa_comp_end > (1ULL << 30)) { /* 1Gb */
3818 "error: 'mdt' layout size is too big\n");
3821 lsa.lsa_pattern = LLAPI_LAYOUT_MDT;
3822 lsa.lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
3823 } else if (strcmp(argv[optind - 1], "raid0") != 0) {
3826 "error: layout '%s' is unknown, supported layouts are: 'mdt', 'raid0'\n",
3832 if (!migrate_mode) {
3834 "%s %s: -m|--mdt-index is valid only for migrate command\n",
3838 migrate_mdt_mode = true;
3839 lsa.lsa_nr_tgts = parse_targets(tgts,
3840 sizeof(tgts) / sizeof(__u32),
3841 lsa.lsa_nr_tgts, optarg, NULL);
3842 if (lsa.lsa_nr_tgts < 0) {
3844 "%s: invalid MDT target(s) '%s'\n",
3849 lsa.lsa_tgts = tgts;
3850 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3851 lsa.lsa_stripe_off = tgts[0];
3854 if (!migrate_mode) {
3856 "%s %s: -n|--non-block valid only for migrate command\n",
3860 migration_flags |= LLAPI_MIGRATION_NONBLOCK;
3863 if (opc == SO_SETSTRIPE) {
3864 opc = SO_MIRROR_CREATE;
3870 mirror_count = strtoul(optarg, &end, 0);
3871 if (errno != 0 || *end != '\0' ||
3872 mirror_count == 0 ||
3873 mirror_count > LUSTRE_MIRROR_COUNT_MAX) {
3875 "error: %s: bad mirror count: %s\n",
3882 new_mirror = lfs_mirror_alloc();
3883 new_mirror->m_count = mirror_count;
3886 mirror_list = new_mirror;
3889 /* wrap up last mirror */
3890 if (!setstripe_args_specified(&lsa))
3891 last_mirror->m_inherit = true;
3892 if (lsa.lsa_comp_end == 0)
3893 lsa.lsa_comp_end = LUSTRE_EOF;
3895 result = comp_args_to_layout(lpp, &lsa, true);
3897 lfs_mirror_free(new_mirror);
3901 setstripe_args_init_inherit(&lsa);
3903 last_mirror->m_next = new_mirror;
3906 last_mirror = new_mirror;
3907 lpp = &last_mirror->m_layout;
3910 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3911 if (strcmp(argv[optind - 1], "--ost-list") == 0)
3913 "warning: '--ost-list' is deprecated, use '--ost' instead\n");
3915 if (lsa.lsa_pattern == LLAPI_LAYOUT_MDT) {
3917 "%s %s: -o|--ost incompatible with DoM layout\n",
3922 * -o allows overstriping, and must note it because
3923 * parse_targets is shared with MDT striping, which
3924 * does not allow duplicates
3926 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3927 lsa.lsa_nr_tgts = parse_targets(tgts,
3928 sizeof(tgts) / sizeof(__u32),
3929 lsa.lsa_nr_tgts, optarg,
3931 if (lsa.lsa_nr_tgts < 0) {
3933 "%s %s: invalid OST target(s) '%s'\n",
3934 progname, argv[0], optarg);
3938 lsa.lsa_tgts = tgts;
3939 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3940 lsa.lsa_stripe_off = tgts[0];
3946 if (optarg[0] == '\0' || lov_pool_is_inherited(optarg))
3947 lsa.lsa_pool_name = NULL;
3949 lsa.lsa_pool_name = optarg;
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));
5261 ptr = strptime(optarg, fmts[i], &tm);
5263 while (ptr && isspace(*ptr))
5265 if (ptr == optarg + strlen(optarg)) {
5273 "%s: invalid time '%s'\n",
5276 "supported formats are:\n ");
5277 for (i = 0; fmts[i] != NULL; i++)
5278 fprintf(stderr, "'%s', ",
5280 fprintf(stderr, "\n");
5286 } else if (y == 'b' || y == 'B') {
5289 rc = llapi_get_lum_file(optarg, NULL, &stx,
5291 if (rc || !(stx.stx_mask & STATX_BTIME)) {
5292 if (!(stx.stx_mask & STATX_BTIME))
5297 "%s: get btime failed '%s': %s\n",
5303 ref = stx.stx_btime.tv_sec;
5305 struct stat statbuf;
5307 if (stat(optarg, &statbuf) < 0) {
5309 "%s: cannot stat file '%s': %s\n",
5318 ref = statbuf.st_atime;
5321 ref = statbuf.st_mtime;
5324 ref = statbuf.st_ctime;
5328 "%s: invalid Y argument: '%c'\n",
5337 xidx = NEWERXY_ATIME;
5340 xidx = NEWERXY_MTIME;
5343 xidx = NEWERXY_CTIME;
5347 xidx = NEWERXY_BTIME;
5351 "%s: invalid X argument: '%c'\n",
5358 newery = ¶m.fp_newery[xidx][negidx];
5364 *newery = *newery > ref ? ref : *newery;
5366 *newery = *newery > ref ? *newery : ref;
5368 param.fp_newerxy = 1;
5373 rc = name2gid(¶m.fp_gid, optarg);
5375 if (str2quotaid(¶m.fp_gid, optarg)) {
5377 "Group/GID: %s cannot be found.\n",
5383 param.fp_exclude_gid = !!neg_opt;
5384 param.fp_check_gid = 1;
5387 rc = mdthash_input(optarg, ¶m.fp_hash_inflags,
5388 ¶m.fp_hash_exflags,
5389 ¶m.fp_hash_type);
5394 if (param.fp_hash_inflags || param.fp_hash_exflags)
5395 param.fp_check_hash_flag = 1;
5396 param.fp_exclude_hash_type = !!neg_opt;
5402 ret = name2layout(¶m.fp_layout, optarg);
5405 param.fp_exclude_layout = !!neg_opt;
5406 param.fp_check_layout = 1;
5410 rc = name2uid(¶m.fp_uid, optarg);
5412 if (str2quotaid(¶m.fp_uid, optarg)) {
5414 "User/UID: %s cannot be found.\n",
5420 param.fp_exclude_uid = !!neg_opt;
5421 param.fp_check_uid = 1;
5424 param.fp_pattern = (char *)optarg;
5425 param.fp_exclude_pattern = !!neg_opt;
5428 if (optarg[0] == '+') {
5429 param.fp_mirror_count_sign = -1;
5431 } else if (optarg[0] == '-') {
5432 param.fp_mirror_count_sign = 1;
5437 param.fp_mirror_count = strtoul(optarg, &endptr, 0);
5438 if (errno != 0 || *endptr != '\0' ||
5439 param.fp_mirror_count > LUSTRE_MIRROR_COUNT_MAX) {
5441 "error: bad mirror count '%s'\n",
5445 param.fp_check_mirror_count = 1;
5446 param.fp_exclude_mirror_count = !!neg_opt;
5451 char *buf, *token, *next, *p;
5455 buf = strdup(optarg);
5461 param.fp_exclude_obd = !!neg_opt;
5464 while (token && *token) {
5465 token = strchr(token, ',');
5472 param.fp_exclude_mdt = !!neg_opt;
5473 param.fp_num_alloc_mdts += len;
5474 tmp = realloc(param.fp_mdt_uuid,
5475 param.fp_num_alloc_mdts *
5476 sizeof(*param.fp_mdt_uuid));
5482 param.fp_mdt_uuid = tmp;
5484 param.fp_exclude_obd = !!neg_opt;
5485 param.fp_num_alloc_obds += len;
5486 tmp = realloc(param.fp_obd_uuid,
5487 param.fp_num_alloc_obds *
5488 sizeof(*param.fp_obd_uuid));
5494 param.fp_obd_uuid = tmp;
5496 for (token = buf; token && *token; token = next) {
5497 struct obd_uuid *puuid;
5501 ¶m.fp_mdt_uuid[param.fp_num_mdts++];
5504 ¶m.fp_obd_uuid[param.fp_num_obds++];
5506 p = strchr(token, ',');
5513 if (strlen(token) > sizeof(puuid->uuid) - 1) {
5518 strncpy(puuid->uuid, token,
5519 sizeof(puuid->uuid));
5526 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 18, 53, 0)
5530 if (strlen(optarg) > LOV_MAXPOOLNAME) {
5532 "Pool name %s is too long (max %d)\n",
5533 optarg, LOV_MAXPOOLNAME);
5538 * We do check for empty pool because empty pool
5539 * is used to find V1 LOV attributes
5541 strncpy(param.fp_poolname, optarg, LOV_MAXPOOLNAME);
5542 param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
5543 param.fp_exclude_pool = !!neg_opt;
5544 param.fp_check_pool = 1;
5546 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 14, 53, 0)
5547 case 'p': /* want this for --pool, to match getstripe/find */
5549 "warning: -p deprecated, use --print0 or -0\n");
5552 param.fp_zero_end = 1;
5554 case 'P': /* we always print, this option is a no-op */
5556 case LFS_PRINTF_OPT:
5557 param.fp_format_printf_str = optarg;
5559 case LFS_PROJID_OPT:
5560 rc = name2projid(¶m.fp_projid, optarg);
5562 if (str2quotaid(¶m.fp_projid, optarg)) {
5564 "Invalid project ID: %s\n",
5570 param.fp_exclude_projid = !!neg_opt;
5571 param.fp_check_projid = 1;
5574 if (optarg[0] == '+') {
5575 param.fp_size_sign = -1;
5577 } else if (optarg[0] == '-') {
5578 param.fp_size_sign = 1;
5582 ret = llapi_parse_size(optarg, ¶m.fp_size,
5583 ¶m.fp_size_units, 0);
5585 fprintf(stderr, "error: bad file size '%s'\n",
5589 param.fp_check_size = 1;
5590 param.fp_exclude_size = !!neg_opt;
5593 if (optarg[0] == '+') {
5594 param.fp_stripe_size_sign = -1;
5596 } else if (optarg[0] == '-') {
5597 param.fp_stripe_size_sign = 1;
5601 ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
5602 ¶m.fp_stripe_size_units, 0);
5603 /* assume units of KB if too small to be valid */
5604 if (param.fp_stripe_size < 4096)
5605 param.fp_stripe_size *= 1024;
5607 fprintf(stderr, "error: bad stripe_size '%s'\n",
5611 param.fp_check_stripe_size = 1;
5612 param.fp_exclude_stripe_size = !!neg_opt;
5615 param.fp_exclude_type = !!neg_opt;
5616 switch (optarg[0]) {
5618 param.fp_type = S_IFBLK;
5621 param.fp_type = S_IFCHR;
5624 param.fp_type = S_IFDIR;
5627 param.fp_type = S_IFREG;
5630 param.fp_type = S_IFLNK;
5633 param.fp_type = S_IFIFO;
5636 param.fp_type = S_IFSOCK;
5639 fprintf(stderr, "%s: bad type '%s'\n",
5646 param.fp_exclude_perm = !!neg_opt;
5647 param.fp_perm_sign = LFS_FIND_PERM_EXACT;
5648 if (*optarg == '/') {
5649 param.fp_perm_sign = LFS_FIND_PERM_ANY;
5651 } else if (*optarg == '-') {
5652 param.fp_perm_sign = LFS_FIND_PERM_ALL;
5656 if (str2mode_t(optarg, ¶m.fp_perm)) {
5657 fprintf(stderr, "error: invalid mode '%s'\n",
5664 if (optarg[0] == '+') {
5665 param.fp_mdt_count_sign = -1;
5667 } else if (optarg[0] == '-') {
5668 param.fp_mdt_count_sign = 1;
5673 param.fp_mdt_count = strtoul(optarg, &endptr, 0);
5674 if (errno != 0 || *endptr != '\0' ||
5675 param.fp_mdt_count >= UINT32_MAX) {
5676 fprintf(stderr, "error: bad mdt_count '%s'\n",
5681 param.fp_check_mdt_count = 1;
5682 param.fp_exclude_mdt_count = !!neg_opt;
5685 if (optarg[0] == '+') {
5686 param.fp_ext_size_sign = -1;
5688 } else if (optarg[0] == '-') {
5689 param.fp_ext_size_sign = 1;
5693 ret = llapi_parse_size(optarg, ¶m.fp_ext_size,
5694 ¶m.fp_ext_size_units, 0);
5696 fprintf(stderr, "error: bad ext-size '%s'\n",
5700 param.fp_ext_size /= SEL_UNIT_SIZE;
5701 param.fp_ext_size_units /= SEL_UNIT_SIZE;
5702 param.fp_check_ext_size = 1;
5703 param.fp_exclude_ext_size = !!neg_opt;
5706 fprintf(stderr, "%s: unrecognized option '%s'\n",
5707 progname, argv[optind - 1]);
5713 if (!param.fp_verbose)
5714 param.fp_verbose = VERBOSE_DEFAULT;
5716 if (pathstart == -1) {
5717 fprintf(stderr, "error: %s: no filename|pathname\n",
5721 } else if (pathend == -1) {
5727 rc = llapi_find(argv[pathstart], ¶m);
5730 pathbad = pathstart;
5732 } while (++pathstart < pathend);
5735 fprintf(stderr, "%s: failed for '%s': %s\n",
5736 progname, argv[pathbad], strerror(-rc));
5739 if (param.fp_obd_uuid && param.fp_num_alloc_obds)
5740 free(param.fp_obd_uuid);
5742 if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
5743 free(param.fp_mdt_uuid);
5748 static int lfs_getstripe_internal(int argc, char **argv,
5749 struct find_param *param)
5751 struct option long_opts[] = {
5752 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
5753 /* find { .val = 'b', .name = "blocks", .has_arg = required_argument }*/
5754 /* find { .val = 'B', .name = "btime", .has_arg = required_argument }*/
5755 /* find { .val = 'B', .name = "Btime", .has_arg = required_argument }*/
5756 { .val = LFS_COMP_COUNT_OPT,
5757 .name = "comp-count", .has_arg = no_argument },
5758 { .val = LFS_COMP_COUNT_OPT,
5759 .name = "component-count", .has_arg = no_argument },
5760 { .val = LFS_COMP_FLAGS_OPT,
5761 .name = "comp-flags", .has_arg = optional_argument },
5762 { .val = LFS_COMP_FLAGS_OPT,
5763 .name = "component-flags", .has_arg = optional_argument },
5764 { .val = LFS_COMP_START_OPT,
5765 .name = "comp-start", .has_arg = optional_argument },
5766 { .val = LFS_COMP_START_OPT,
5767 .name = "component-start", .has_arg = optional_argument },
5768 { .val = LFS_MIRROR_INDEX_OPT,
5769 .name = "mirror-index", .has_arg = required_argument },
5770 { .val = LFS_MIRROR_ID_OPT,
5771 .name = "mirror-id", .has_arg = required_argument },
5772 { .val = 'c', .name = "stripe-count", .has_arg = no_argument },
5773 { .val = 'c', .name = "stripe_count", .has_arg = no_argument },
5774 /* find { .val = 'C', .name = "ctime", .has_arg = required_argument }*/
5775 { .val = 'd', .name = "directory", .has_arg = no_argument },
5776 { .val = 'D', .name = "default", .has_arg = no_argument },
5777 { .val = 'E', .name = "comp-end", .has_arg = optional_argument },
5778 { .val = 'E', .name = "component-end", .has_arg = optional_argument },
5779 { .val = 'F', .name = "fid", .has_arg = no_argument },
5780 { .val = 'g', .name = "generation", .has_arg = no_argument },
5781 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
5782 { .val = 'h', .name = "help", .has_arg = no_argument },
5783 /* dirstripe { .val = 'H', .name = "mdt-hash", .has_arg = required_argument }*/
5784 { .val = 'i', .name = "stripe-index", .has_arg = no_argument },
5785 { .val = 'i', .name = "stripe_index", .has_arg = no_argument },
5786 { .val = 'I', .name = "comp-id", .has_arg = optional_argument },
5787 { .val = 'I', .name = "component-id", .has_arg = optional_argument },
5788 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
5789 { .val = 'L', .name = "layout", .has_arg = no_argument },
5790 { .val = 'm', .name = "mdt", .has_arg = no_argument },
5791 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
5792 { .val = 'm', .name = "mdt_index", .has_arg = no_argument },
5793 /* find { .val = 'M', .name = "mtime", .has_arg = required_argument }*/
5794 /* find { .val = 'n', .name = "name", .has_arg = required_argument }*/
5795 { .val = 'N', .name = "mirror-count", .has_arg = no_argument },
5796 { .val = 'O', .name = "obd", .has_arg = required_argument },
5797 { .val = 'O', .name = "ost", .has_arg = required_argument },
5798 { .val = 'p', .name = "pool", .has_arg = no_argument },
5799 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
5800 { .val = 'q', .name = "quiet", .has_arg = no_argument },
5801 { .val = 'r', .name = "recursive", .has_arg = no_argument },
5802 { .val = 'R', .name = "raw", .has_arg = no_argument },
5803 { .val = 'S', .name = "stripe-size", .has_arg = no_argument },
5804 { .val = 'S', .name = "stripe_size", .has_arg = no_argument },
5805 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
5806 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
5807 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
5808 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
5809 { .val = 'v', .name = "verbose", .has_arg = no_argument },
5810 /* dirstripe { .val = 'X',.name = "max-inherit",.has_arg = required_argument }*/
5811 { .val = 'y', .name = "yaml", .has_arg = no_argument },
5812 { .val = 'z', .name = "extension-size", .has_arg = no_argument },
5813 { .val = 'z', .name = "ext-size", .has_arg = no_argument },
5817 int pathstart = -1, pathend = -1;
5821 while ((c = getopt_long(argc, argv,
5822 "-cdDE::FghiI::LmMNoO:pqrRsSvyz",
5823 long_opts, NULL)) != -1) {
5827 /* '!' is part of option */
5828 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
5829 if (!isoption && pathend != -1) {
5831 "error: %s: filename|dirname must either precede options or follow options\n",
5835 if (!isoption && pathstart == -1)
5836 pathstart = optind - 1;
5837 if (isoption && pathstart != -1 && pathend == -1)
5838 pathend = optind - 2;
5842 /* unknown: opt is "!" */
5843 if (strcmp(optarg, "!") == 0)
5847 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5848 param->fp_verbose |= VERBOSE_COUNT;
5849 param->fp_max_depth = 0;
5852 case LFS_COMP_COUNT_OPT:
5853 param->fp_verbose |= VERBOSE_COMP_COUNT;
5854 param->fp_max_depth = 0;
5856 case LFS_COMP_FLAGS_OPT:
5858 rc = comp_str2flags(optarg,
5859 ¶m->fp_comp_flags,
5860 ¶m->fp_comp_neg_flags);
5863 "error: %s bad component flags '%s'.\n",
5867 param->fp_check_comp_flags = 1;
5869 param->fp_verbose |= VERBOSE_COMP_FLAGS;
5870 param->fp_max_depth = 0;
5873 case LFS_COMP_START_OPT:
5876 if (tmp[0] == '+') {
5877 param->fp_comp_start_sign = -1;
5879 } else if (tmp[0] == '-') {
5880 param->fp_comp_start_sign = 1;
5883 rc = llapi_parse_size(tmp,
5884 ¶m->fp_comp_start,
5885 ¶m->fp_comp_start_units, 0);
5888 "error: %s bad component start '%s'.\n",
5892 param->fp_check_comp_start = 1;
5894 param->fp_verbose |= VERBOSE_COMP_START;
5895 param->fp_max_depth = 0;
5898 case LFS_MIRROR_INDEX_OPT: {
5899 unsigned long int mirror_index;
5901 if (optarg[0] == '+') {
5902 param->fp_mirror_index_sign = -1;
5904 } else if (optarg[0] == '-') {
5905 param->fp_mirror_index_sign = 1;
5910 mirror_index = strtoul(optarg, &end, 0);
5911 if (errno != 0 || *end != '\0' ||
5912 mirror_index > UINT16_MAX || (mirror_index == 0 &&
5913 param->fp_mirror_index_sign == 0 && neg_opt == 0)) {
5915 "%s %s: invalid mirror index '%s'\n",
5916 progname, argv[0], optarg);
5920 param->fp_mirror_index = (__u16)mirror_index;
5922 if (param->fp_mirror_id != 0) {
5924 "%s %s: can't specify both mirror index and mirror ID\n",
5928 param->fp_check_mirror_index = 1;
5929 param->fp_exclude_mirror_index = !!neg_opt;
5932 case LFS_MIRROR_ID_OPT: {
5933 unsigned long int mirror_id;
5935 if (optarg[0] == '+') {
5936 param->fp_mirror_id_sign = -1;
5938 } else if (optarg[0] == '-') {
5939 param->fp_mirror_id_sign = 1;
5944 mirror_id = strtoul(optarg, &end, 0);
5945 if (errno != 0 || *end != '\0' ||
5946 mirror_id > UINT16_MAX || (mirror_id == 0 &&
5947 param->fp_mirror_id_sign == 0 && neg_opt == 0)) {
5949 "%s %s: invalid mirror ID '%s'\n",
5950 progname, argv[0], optarg);
5954 param->fp_mirror_id = (__u16)mirror_id;
5956 if (param->fp_mirror_index != 0) {
5958 "%s %s: can't specify both mirror index and mirror ID\n",
5962 param->fp_check_mirror_id = 1;
5963 param->fp_exclude_mirror_id = !!neg_opt;
5967 param->fp_max_depth = 0;
5970 param->fp_get_default_lmv = 1;
5975 if (tmp[0] == '+') {
5976 param->fp_comp_end_sign = -1;
5978 } else if (tmp[0] == '-') {
5979 param->fp_comp_end_sign = 1;
5983 if (arg_is_eof(tmp)) {
5984 param->fp_comp_end = LUSTRE_EOF;
5985 param->fp_comp_end_units = 1;
5988 rc = llapi_parse_size(tmp,
5989 ¶m->fp_comp_end,
5990 ¶m->fp_comp_end_units, 0);
5991 /* assume units of KB if too small */
5992 if (param->fp_comp_end < 4096)
5993 param->fp_comp_end *= 1024;
5997 "error: %s bad component end '%s'.\n",
6001 param->fp_check_comp_end = 1;
6003 param->fp_verbose |= VERBOSE_COMP_END;
6004 param->fp_max_depth = 0;
6008 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6009 param->fp_verbose |= VERBOSE_DFID;
6010 param->fp_max_depth = 0;
6014 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6015 param->fp_verbose |= VERBOSE_GENERATION;
6016 param->fp_max_depth = 0;
6020 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6021 param->fp_verbose |= VERBOSE_STRIPE_OFFSET;
6022 param->fp_max_depth = 0;
6027 param->fp_comp_id = strtoul(optarg, &end, 0);
6028 if (*end != '\0' || param->fp_comp_id == 0 ||
6029 param->fp_comp_id > LCME_ID_MAX) {
6031 "error: %s bad component id '%s'\n",
6035 param->fp_check_comp_id = 1;
6037 param->fp_max_depth = 0;
6038 param->fp_verbose |= VERBOSE_COMP_ID;
6042 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6043 param->fp_verbose |= VERBOSE_PATTERN;
6044 param->fp_max_depth = 0;
6047 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6050 "warning: '-M' deprecated, use '--mdt-index' or '-m' instead\n");
6053 if (!(param->fp_verbose & VERBOSE_DETAIL))
6054 param->fp_max_depth = 0;
6055 param->fp_verbose |= VERBOSE_MDTINDEX;
6058 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6059 param->fp_verbose |= VERBOSE_MIRROR_COUNT;
6060 param->fp_max_depth = 0;
6064 if (param->fp_obd_uuid) {
6066 "error: %s: only one obduuid allowed",
6070 param->fp_obd_uuid = (struct obd_uuid *)optarg;
6073 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6074 param->fp_verbose |= VERBOSE_POOL;
6075 param->fp_max_depth = 0;
6082 param->fp_recursive = 1;
6088 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6089 param->fp_verbose |= VERBOSE_STRIPE_SIZE;
6090 param->fp_max_depth = 0;
6094 param->fp_verbose = VERBOSE_DEFAULT | VERBOSE_DETAIL;
6100 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
6101 param->fp_verbose |= VERBOSE_EXT_SIZE;
6102 param->fp_max_depth = 0;
6106 fprintf(stderr, "%s: unrecognized option '%s'\n",
6107 progname, argv[optind - 1]);
6113 if (pathstart == -1) {
6114 fprintf(stderr, "error: %s: no filename|pathname\n",
6117 } else if (pathend == -1) {
6125 if (param->fp_recursive)
6126 param->fp_max_depth = -1;
6127 else if (param->fp_verbose & VERBOSE_DETAIL)
6128 param->fp_max_depth = 1;
6130 if (!param->fp_verbose)
6131 param->fp_verbose = VERBOSE_DEFAULT;
6132 if (param->fp_quiet)
6133 param->fp_verbose = VERBOSE_OBJID;
6136 rc = llapi_getstripe(argv[pathstart], param);
6137 } while (++pathstart < pathend && !rc);
6140 fprintf(stderr, "error: %s failed for %s.\n",
6141 argv[0], argv[optind - 1]);
6145 static int lfs_tgts(int argc, char **argv)
6147 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
6148 struct find_param param;
6149 int index = 0, rc = 0;
6154 if (argc == 2 && !realpath(argv[1], path)) {
6156 fprintf(stderr, "error: invalid path '%s': %s\n",
6157 argv[1], strerror(-rc));
6161 while (!llapi_search_mounts(path, index++, mntdir, NULL)) {
6162 /* Check if we have a mount point */
6163 if (mntdir[0] == '\0')
6166 memset(¶m, 0, sizeof(param));
6167 if (!strcmp(argv[0], "mdts"))
6168 param.fp_get_lmv = 1;
6170 rc = llapi_ostlist(mntdir, ¶m);
6172 fprintf(stderr, "error: %s: failed on %s\n",
6175 if (path[0] != '\0')
6177 memset(mntdir, 0, PATH_MAX);
6183 static int lfs_getstripe(int argc, char **argv)
6185 struct find_param param = { 0 };
6187 param.fp_max_depth = 1;
6188 return lfs_getstripe_internal(argc, argv, ¶m);
6192 static int lfs_getdirstripe(int argc, char **argv)
6194 struct find_param param = { 0 };
6195 struct option long_opts[] = {
6196 { .val = 'c', .name = "mdt-count", .has_arg = no_argument },
6197 { .val = 'D', .name = "default", .has_arg = no_argument },
6198 { .val = 'h', .name = "help", .has_arg = no_argument },
6199 { .val = 'H', .name = "mdt-hash", .has_arg = no_argument },
6200 { .val = 'i', .name = "mdt-index", .has_arg = no_argument },
6201 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
6202 { .val = 'O', .name = "obd", .has_arg = required_argument },
6203 { .val = 'r', .name = "recursive", .has_arg = no_argument },
6204 { .val = 'T', .name = "mdt-count", .has_arg = no_argument },
6205 { .val = 'v', .name = "verbose", .has_arg = no_argument },
6206 { .val = 'X', .name = "max-inherit", .has_arg = no_argument },
6207 { .val = 'y', .name = "yaml", .has_arg = no_argument },
6208 { .val = LFS_INHERIT_RR_OPT,
6209 .name = "max-inherit-rr", .has_arg = no_argument },
6213 param.fp_get_lmv = 1;
6215 while ((c = getopt_long(argc, argv,
6216 "cDhHimO:rtTvXy", long_opts, NULL)) != -1) {
6220 param.fp_verbose |= VERBOSE_COUNT;
6223 param.fp_get_default_lmv = 1;
6225 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6228 "warning: '-t' deprecated, use '--mdt-hash' or '-H' instead\n");
6232 param.fp_verbose |= VERBOSE_HASH_TYPE;
6237 param.fp_verbose |= VERBOSE_STRIPE_OFFSET;
6240 if (param.fp_obd_uuid) {
6242 "%s: only one obduuid allowed",
6246 param.fp_obd_uuid = (struct obd_uuid *)optarg;
6249 param.fp_recursive = 1;
6252 param.fp_verbose |= VERBOSE_DETAIL;
6255 param.fp_verbose |= VERBOSE_INHERIT;
6257 case LFS_INHERIT_RR_OPT:
6258 param.fp_verbose |= VERBOSE_INHERIT_RR;
6264 fprintf(stderr, "%s: unrecognized option '%s'\n",
6265 progname, argv[optind - 1]);
6275 if (param.fp_recursive)
6276 param.fp_max_depth = -1;
6278 if (!param.fp_verbose)
6279 param.fp_verbose = VERBOSE_DEFAULT;
6282 rc = llapi_getstripe(argv[optind], ¶m);
6283 } while (++optind < argc && !rc);
6286 fprintf(stderr, "error: %s failed for %s.\n",
6287 argv[0], argv[optind - 1]);
6292 MNTDF_INODES = 0x0001,
6293 MNTDF_COOKED = 0x0002,
6294 MNTDF_LAZY = 0x0004,
6295 MNTDF_VERBOSE = 0x0008,
6296 MNTDF_SHOW = 0x0010,
6297 MNTDF_DECIMAL = 0x0020,
6300 #define COOK(value, base) \
6303 while (value > base) { \
6311 #define CDF "%11llu"
6312 #define HDF "%8.1f%c"
6316 static inline int obd_statfs_ratio(const struct obd_statfs *st, bool inodes)
6318 double avail, used, ratio = 0;
6321 avail = st->os_ffree;
6322 used = st->os_files - st->os_ffree;
6324 avail = st->os_bavail;
6325 used = st->os_blocks - st->os_bfree;
6327 if (avail + used > 0)
6328 ratio = used / (used + avail) * 100;
6330 /* Round up to match df(1) usage percentage */
6331 return (ratio - (int)ratio) > 0 ? (int)(ratio + 1) : (int)ratio;
6335 * This is to identify various problem states for "lfs df" if .osn_err = true,
6336 * so only show flags reflecting those states by default. Informational states
6337 * are only shown with "-v" and use lower-case names to distinguish them.
6338 * UNUSED[12] were for "EROFS = 30" until 1.6 but are now available for use.
6340 static struct obd_statfs_state_names {
6341 enum obd_statfs_state osn_state;
6342 const char osn_name;
6345 { .osn_state = OS_STATFS_DEGRADED, .osn_name = 'D', .osn_err = true },
6346 { .osn_state = OS_STATFS_READONLY, .osn_name = 'R', .osn_err = true },
6347 { .osn_state = OS_STATFS_NOPRECREATE,.osn_name = 'N', .osn_err = true },
6348 { .osn_state = OS_STATFS_UNUSED1, .osn_name = '?', .osn_err = true },
6349 { .osn_state = OS_STATFS_UNUSED2, .osn_name = '?', .osn_err = true },
6350 { .osn_state = OS_STATFS_ENOSPC, .osn_name = 'S', .osn_err = true },
6351 { .osn_state = OS_STATFS_ENOINO, .osn_name = 'I', .osn_err = true },
6352 { .osn_state = OS_STATFS_SUM, .osn_name = 'a', /* aggregate */ },
6353 { .osn_state = OS_STATFS_NONROT, .osn_name = 'f', /* flash */ },
6356 static int showdf(char *mntdir, struct obd_statfs *stat,
6357 char *uuid, enum mntdf_flags flags,
6358 char *type, int index, int rc)
6360 long long avail, used, total;
6362 char *suffix = flags & MNTDF_DECIMAL ? "kMGTPEZY" : "KMGTPEZY";
6363 /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
6364 char tbuf[3 * sizeof(__u64)];
6365 char ubuf[3 * sizeof(__u64)];
6366 char abuf[3 * sizeof(__u64)];
6367 char rbuf[3 * sizeof(__u64)];
6374 if (flags & MNTDF_INODES) {
6375 avail = stat->os_ffree;
6376 used = stat->os_files - stat->os_ffree;
6377 total = stat->os_files;
6379 int shift = flags & MNTDF_COOKED ? 0 : 10;
6381 avail = (stat->os_bavail * stat->os_bsize) >> shift;
6382 used = ((stat->os_blocks - stat->os_bfree) *
6383 stat->os_bsize) >> shift;
6384 total = (stat->os_blocks * stat->os_bsize) >> shift;
6387 ratio = obd_statfs_ratio(stat, flags & MNTDF_INODES);
6389 if (flags & MNTDF_COOKED) {
6390 int base = flags & MNTDF_DECIMAL ? 1000 : 1024;
6394 cook_val = (double)total;
6395 i = COOK(cook_val, base);
6397 snprintf(tbuf, sizeof(tbuf), HDF, cook_val,
6400 snprintf(tbuf, sizeof(tbuf), CDF, total);
6402 cook_val = (double)used;
6403 i = COOK(cook_val, base);
6405 snprintf(ubuf, sizeof(ubuf), HDF, cook_val,
6408 snprintf(ubuf, sizeof(ubuf), CDF, used);
6410 cook_val = (double)avail;
6411 i = COOK(cook_val, base);
6413 snprintf(abuf, sizeof(abuf), HDF, cook_val,
6416 snprintf(abuf, sizeof(abuf), CDF, avail);
6418 snprintf(tbuf, sizeof(tbuf), CDF, total);
6419 snprintf(ubuf, sizeof(tbuf), CDF, used);
6420 snprintf(abuf, sizeof(tbuf), CDF, avail);
6423 sprintf(rbuf, RDF, ratio);
6424 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
6425 uuid, tbuf, ubuf, abuf, rbuf, mntdir);
6427 printf("[%s:%d]", type, index);
6429 if (stat->os_state) {
6433 for (i = 0; i < ARRAY_SIZE(oss_names); i++) {
6434 if (oss_names[i].osn_state & stat->os_state &&
6435 (oss_names[i].osn_err ||
6436 flags & MNTDF_VERBOSE))
6437 printf("%c", oss_names[i].osn_name);
6444 printf(UUF": inactive device\n", uuid);
6447 printf(UUF": %s\n", uuid, strerror(-rc));
6454 struct ll_stat_type {
6459 #define LL_STATFS_MAX LOV_MAX_STRIPE_COUNT
6461 struct ll_statfs_data {
6463 struct obd_statfs sd_st;
6466 struct ll_statfs_buf {
6468 struct ll_statfs_data sb_buf[LL_STATFS_MAX];
6471 static int mntdf(char *mntdir, char *fsname, char *pool, enum mntdf_flags flags,
6472 int ops, struct ll_statfs_buf *lsb)
6474 struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
6475 struct obd_uuid uuid_buf;
6476 char *poolname = NULL;
6477 struct ll_stat_type types[] = {
6478 { .st_op = LL_STATFS_LMV, .st_name = "MDT" },
6479 { .st_op = LL_STATFS_LOV, .st_name = "OST" },
6480 { .st_name = NULL } };
6481 struct ll_stat_type *tp;
6482 __u64 ost_files = 0;
6483 __u64 ost_ffree = 0;
6491 poolname = strchr(pool, '.');
6493 if (strncmp(fsname, pool, strlen(fsname))) {
6494 fprintf(stderr, "filesystem name incorrect\n");
6502 fd = open(mntdir, O_RDONLY);
6505 fprintf(stderr, "%s: cannot open '%s': %s\n", progname, mntdir,
6510 if (flags & MNTDF_SHOW) {
6511 if (flags & MNTDF_INODES)
6512 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
6513 "UUID", "Inodes", "IUsed", "IFree",
6514 "IUse%", "Mounted on");
6516 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
6518 flags & MNTDF_COOKED ? "bytes" : "1K-blocks",
6519 "Used", "Available", "Use%", "Mounted on");
6522 for (tp = types; tp->st_name != NULL; tp++) {
6523 bool have_ost = false;
6525 if (!(tp->st_op & ops))
6528 for (index = 0; index < LOV_ALL_STRIPES &&
6529 (!lsb || lsb->sb_count < LL_STATFS_MAX); index++) {
6530 memset(&stat_buf, 0, sizeof(struct obd_statfs));
6531 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
6532 type = flags & MNTDF_LAZY ?
6533 tp->st_op | LL_STATFS_NODELAY : tp->st_op;
6534 rc2 = llapi_obd_fstatfs(fd, type, index,
6535 &stat_buf, &uuid_buf);
6540 if (rc2 == -ENODATA) { /* Inactive device, OK. */
6541 if (!(flags & MNTDF_VERBOSE))
6543 } else if (rc2 < 0 && rc == 0) {
6548 * If we have OSTs then don't report MDT block counts.
6549 * For MDT-only filesystems the expectation is that all
6550 * layouts have a DoM component. For filesystems with
6551 * OSTs, files are not necessarily going to store data
6552 * on MDTs, and MDT space is limited to a fraction of
6553 * OST space, so don't include it in the summary.
6555 if (tp->st_op == LL_STATFS_LOV && !have_ost) {
6562 if (poolname && tp->st_op == LL_STATFS_LOV &&
6563 llapi_search_ost(fsname, poolname,
6564 obd_uuid2str(&uuid_buf)) != 1)
6568 * the llapi_obd_fstatfs() call may have returned with
6569 * an error, but if it filled in uuid_buf we will at
6570 * lease use that to print out a message for that OBD.
6571 * If we didn't get anything in the uuid_buf, then fill
6572 * it in so that we can print an error message.
6574 if (uuid_buf.uuid[0] == '\0')
6575 snprintf(uuid_buf.uuid, sizeof(uuid_buf.uuid),
6576 "%s%04x", tp->st_name, index);
6578 lsb->sb_buf[lsb->sb_count].sd_index = index;
6579 lsb->sb_buf[lsb->sb_count].sd_st = stat_buf;
6582 if (flags & MNTDF_SHOW)
6583 showdf(mntdir, &stat_buf,
6584 obd_uuid2str(&uuid_buf), flags,
6585 tp->st_name, index, rc2);
6590 if (tp->st_op == LL_STATFS_LMV) {
6591 sum.os_ffree += stat_buf.os_ffree;
6592 sum.os_files += stat_buf.os_files;
6593 } else /* if (tp->st_op == LL_STATFS_LOV) */ {
6594 ost_files += stat_buf.os_files;
6595 ost_ffree += stat_buf.os_ffree;
6597 sum.os_blocks += stat_buf.os_blocks *
6599 sum.os_bfree += stat_buf.os_bfree *
6601 sum.os_bavail += stat_buf.os_bavail *
6609 * If we have _some_ OSTs, but don't have as many free objects on the
6610 * OST as inodes on the MDTs, reduce the reported number of inodes
6611 * to compensate, so that the "inodes in use" number is correct.
6612 * This should be kept in sync with ll_statfs_internal().
6614 if (ost_files && ost_ffree < sum.os_ffree) {
6615 sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
6616 sum.os_ffree = ost_ffree;
6618 if (flags & MNTDF_SHOW) {
6620 showdf(mntdir, &sum, "filesystem_summary:", flags, NULL, 0, 0);
6628 LAYOUT_INHERIT_UNSET = -2,
6632 static int lfs_setdirstripe(int argc, char **argv)
6635 struct lfs_setstripe_args lsa = { 0 };
6636 struct llapi_stripe_param *param = NULL;
6637 __u32 mdts[LMV_MAX_STRIPE_COUNT] = { 0 };
6640 char *mode_opt = NULL;
6641 bool default_stripe = false;
6642 bool delete = false;
6643 bool foreign_mode = false;
6644 mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
6645 mode_t previous_mode = 0;
6647 __u32 type = LU_FOREIGN_TYPE_SYMLINK, flags = 0;
6648 int max_inherit = LAYOUT_INHERIT_UNSET;
6649 int max_inherit_rr = LAYOUT_INHERIT_UNSET;
6650 struct option long_opts[] = {
6651 { .val = 'c', .name = "count", .has_arg = required_argument },
6652 { .val = 'c', .name = "mdt-count", .has_arg = required_argument },
6653 { .val = 'd', .name = "delete", .has_arg = no_argument },
6654 { .val = 'D', .name = "default", .has_arg = no_argument },
6655 { .val = 'D', .name = "default_stripe", .has_arg = no_argument },
6656 { .val = LFS_LAYOUT_FLAGS_OPT,
6657 .name = "flags", .has_arg = required_argument },
6658 { .val = LFS_LAYOUT_FOREIGN_OPT,
6659 .name = "foreign", .has_arg = optional_argument},
6660 { .val = 'h', .name = "help", .has_arg = no_argument },
6661 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
6662 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 17, 53, 0)
6663 { .val = 'i', .name = "mdt-index", .has_arg = required_argument },
6664 { .val = 'i', .name = "mdt", .has_arg = required_argument },
6666 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
6667 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
6668 { .val = 'm', .name = "mdt", .has_arg = required_argument },
6670 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6671 { .val = 'i', .name = "index", .has_arg = required_argument },
6673 { .val = 'o', .name = "mode", .has_arg = required_argument },
6674 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6675 { .val = 't', .name = "hash-type", .has_arg = required_argument },
6677 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
6678 { .val = 'x', .name = "xattr", .has_arg = required_argument },
6679 { .val = 'X', .name = "max-inherit", .has_arg = required_argument },
6680 { .val = LFS_INHERIT_RR_OPT,
6681 .name = "max-inherit-rr", .has_arg = required_argument},
6682 /* setstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
6686 setstripe_args_init(&lsa);
6688 while ((c = getopt_long(argc, argv, "c:dDi:hH:m:o:t:T:x:X:",
6689 long_opts, NULL)) >= 0) {
6697 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
6698 if (errno != 0 || *end != '\0' ||
6699 lsa.lsa_stripe_count < -1 ||
6700 lsa.lsa_stripe_count > LOV_MAX_STRIPE_COUNT) {
6702 "%s: invalid stripe count '%s'\n",
6709 default_stripe = true;
6712 default_stripe = true;
6714 case LFS_LAYOUT_FOREIGN_OPT:
6716 /* check pure numeric */
6717 type = strtoul(optarg, &end, 0);
6720 type = check_foreign_type_name(optarg);
6721 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
6723 "%s %s: unknown foreign type '%s'\n",
6728 } else if (type >= UINT32_MAX) {
6730 "%s %s: invalid foreign type '%s'\n",
6731 progname, argv[0], optarg);
6735 foreign_mode = true;
6737 case LFS_LAYOUT_FLAGS_OPT:
6739 flags = strtoul(optarg, &end, 16);
6740 if (errno != 0 || *end != '\0' ||
6741 flags >= UINT32_MAX) {
6743 "%s %s: invalid hex flags '%s'\n",
6744 progname, argv[0], optarg);
6747 if (!foreign_mode) {
6749 "%s %s: hex flags must be specified with --foreign option\n",
6754 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6757 "warning: '--hash-type' and '-t' deprecated, use '--mdt-hash' or '-H' instead\n");
6761 lsa.lsa_pattern = check_hashtype(optarg);
6762 if (lsa.lsa_pattern == 0) {
6764 "%s %s: bad directory hash type '%s'\n",
6765 progname, argv[0], optarg);
6770 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 17, 53, 0)
6773 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6774 if (strcmp(argv[optind - 1], "--index") == 0)
6776 "%s %s: warning: '--index' deprecated, use '--mdt-index' instead\n",
6779 lsa.lsa_nr_tgts = parse_targets(mdts,
6780 sizeof(mdts) / sizeof(__u32),
6781 lsa.lsa_nr_tgts, optarg, NULL);
6782 if (lsa.lsa_nr_tgts < 0) {
6784 "%s %s: invalid MDT target(s) '%s'\n",
6785 progname, argv[0], optarg);
6789 lsa.lsa_tgts = mdts;
6790 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
6791 lsa.lsa_stripe_off = mdts[0];
6793 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 15, 53, 0)
6796 "warning: '-m' is deprecated, use '--mode' or '-o' instead\n");
6806 max_inherit = strtol(optarg, &end, 10);
6807 if (errno != 0 || *end != '\0' || max_inherit < -2) {
6809 "%s %s: invalid max-inherit '%s'\n",
6810 progname, argv[0], optarg);
6813 if (max_inherit == 0) {
6814 max_inherit = LMV_INHERIT_NONE;
6815 } else if (max_inherit == -1) {
6816 max_inherit = LMV_INHERIT_UNLIMITED;
6817 } else if (max_inherit > LMV_INHERIT_MAX) {
6819 "%s %s: max-inherit %d exceeds maximum %u\n",
6820 progname, argv[0], max_inherit,
6825 case LFS_INHERIT_RR_OPT:
6826 if (!default_stripe) {
6828 "%s %s: '--max-inherit-rr' must be specified with '-D'\n",
6833 max_inherit_rr = strtol(optarg, &end, 10);
6834 if (errno != 0 || *end != '\0' || max_inherit_rr < -2) {
6836 "%s %s: invalid max-inherit-rr '%s'\n",
6837 progname, argv[0], optarg);
6840 if (max_inherit_rr == 0) {
6841 max_inherit_rr = LMV_INHERIT_RR_NONE;
6842 } else if (max_inherit_rr == -1) {
6843 max_inherit_rr = LMV_INHERIT_RR_UNLIMITED;
6844 } else if (max_inherit_rr > LMV_INHERIT_RR_MAX) {
6846 "%s %s: max-inherit-rr %d exceeds maximum %u\n",
6847 progname, argv[0], max_inherit_rr,
6848 LMV_INHERIT_RR_MAX);
6853 fprintf(stderr, "%s: unrecognized option '%s'\n",
6854 progname, argv[optind - 1]);
6861 if (optind == argc) {
6862 fprintf(stderr, "%s %s: DIR must be specified\n",
6867 if (xattr && !foreign_mode) {
6869 * only print a warning as this is armless and will be
6873 "%s %s: xattr has been specified for non-foreign layout\n",
6875 } else if (foreign_mode && !xattr) {
6877 "%s %s: xattr must be provided in foreign mode\n",
6882 if (foreign_mode && (delete || default_stripe || lsa.lsa_nr_tgts ||
6883 lsa.lsa_tgts || setstripe_args_specified(&lsa))) {
6885 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
6890 if (!delete && lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT &&
6891 lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT && !foreign_mode) {
6892 /* if no parameters set, create directory on least-used MDTs */
6893 lsa.lsa_stripe_off = LMV_OFFSET_DEFAULT;
6894 lsa.lsa_stripe_count = 1;
6898 (lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
6899 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)) {
6901 "%s %s: cannot specify -d with -c or -i options\n",
6907 mode = strtoul(mode_opt, &end, 8);
6910 "%s %s: bad MODE '%s'\n",
6911 progname, argv[0], mode_opt);
6914 previous_mode = umask(0);
6917 /* check max-inherit and warn user in some cases */
6918 if (default_stripe &&
6919 (lsa.lsa_stripe_count < 0 || lsa.lsa_stripe_count > 1)) {
6920 if (max_inherit == LMV_INHERIT_UNLIMITED)
6922 "%s %s: unrecommended max-inherit=-1 when default stripe-count=%lld\n",
6923 progname, argv[0], lsa.lsa_stripe_count);
6924 else if (max_inherit > LMV_INHERIT_DEFAULT_STRIPED + 2 &&
6925 max_inherit != LMV_INHERIT_NONE)
6927 "%s %s: unrecommended max-inherit=%d when default stripe-count=%lld\n",
6928 progname, argv[0], max_inherit,
6929 lsa.lsa_stripe_count);
6932 if (max_inherit_rr != LAYOUT_INHERIT_UNSET &&
6933 lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT &&
6934 lsa.lsa_stripe_off != LMV_OFFSET_DEFAULT) {
6936 "%s %s: max-inherit-rr needs mdt-index=-1, not %lld\n",
6937 progname, argv[0], lsa.lsa_stripe_off);
6941 /* foreign LMV/dir case */
6943 if (argc > optind + 1) {
6945 "%s %s: cannot specify multiple foreign dirs\n",
6950 dname = argv[optind];
6951 result = llapi_dir_create_foreign(dname, mode, type, flags,
6955 "%s mkdir: can't create foreign dir '%s': %s\n",
6956 progname, dname, strerror(-result));
6961 * initialize stripe parameters, in case param is converted to specific,
6962 * i.e, 'lfs mkdir -i -1 -c N', always allocate space for lsp_tgts.
6964 param = calloc(1, offsetof(typeof(*param),
6965 lsp_tgts[lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ?
6966 lsa.lsa_stripe_count : lsa.lsa_nr_tgts]));
6969 "%s %s: cannot allocate memory for parameters: %s\n",
6970 progname, argv[0], strerror(ENOMEM));
6974 /* if "lfs setdirstripe -D -i -1" is used, assume 1-stripe directory */
6975 if (default_stripe && lsa.lsa_stripe_off == LMV_OFFSET_DEFAULT &&
6976 (lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT ||
6977 lsa.lsa_stripe_count == 0))
6978 lsa.lsa_stripe_count = 1;
6979 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
6980 param->lsp_stripe_count = lsa.lsa_stripe_count;
6981 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
6982 param->lsp_stripe_offset = LMV_OFFSET_DEFAULT;
6984 param->lsp_stripe_offset = lsa.lsa_stripe_off;
6985 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
6986 param->lsp_stripe_pattern = lsa.lsa_pattern;
6988 param->lsp_stripe_pattern = LMV_HASH_TYPE_UNKNOWN;
6989 param->lsp_pool = lsa.lsa_pool_name;
6990 param->lsp_is_specific = false;
6991 if (max_inherit == LAYOUT_INHERIT_UNSET) {
6992 if (lsa.lsa_stripe_count == 0 || lsa.lsa_stripe_count == 1)
6993 max_inherit = LMV_INHERIT_DEFAULT_PLAIN;
6995 max_inherit = LMV_INHERIT_DEFAULT_STRIPED;
6997 param->lsp_max_inherit = max_inherit;
6998 if (default_stripe) {
7000 if (max_inherit_rr == LAYOUT_INHERIT_UNSET)
7001 max_inherit_rr = LMV_INHERIT_RR_DEFAULT;
7002 param->lsp_max_inherit_rr = max_inherit_rr;
7004 if (strcmp(argv[0], "mkdir") == 0)
7005 param->lsp_is_create = true;
7006 if (lsa.lsa_nr_tgts > 1) {
7007 if (lsa.lsa_stripe_count > 0 &&
7008 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
7009 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
7011 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
7012 argv[0], lsa.lsa_stripe_count,
7018 param->lsp_is_specific = true;
7019 param->lsp_stripe_count = lsa.lsa_nr_tgts;
7020 memcpy(param->lsp_tgts, mdts, sizeof(*mdts) * lsa.lsa_nr_tgts);
7023 dname = argv[optind];
7025 if (default_stripe) {
7026 result = llapi_dir_set_default_lmv(dname, param);
7029 "%s setdirstripe: cannot set default stripe on dir '%s': %s\n",
7030 progname, dname, strerror(-result));
7034 result = llapi_dir_create(dname, mode, param);
7037 "%s setdirstripe: cannot create dir '%s': %s\n",
7038 progname, dname, strerror(-result));
7039 } while (!result && (dname = argv[++optind]));
7042 umask(previous_mode);
7049 static int lfs_rmentry(int argc, char **argv)
7056 fprintf(stderr, "error: %s: missing dirname\n",
7062 dname = argv[index];
7064 result = llapi_direntry_remove(dname);
7067 "error: %s: remove dir entry '%s' failed\n",
7071 dname = argv[++index];
7076 static int lfs_unlink_foreign(int argc, char **argv)
7083 fprintf(stderr, "error: %s: missing pathname\n",
7090 while (name != NULL) {
7091 result = llapi_unlink_foreign(name);
7094 "error: %s: unlink foreign entry '%s' failed\n",
7098 name = argv[++index];
7103 static int lfs_mv(int argc, char **argv)
7105 struct lmv_user_md lmu = { LMV_USER_MAGIC };
7106 struct find_param param = {
7113 struct option long_opts[] = {
7114 { .val = 'm', .name = "mdt", .has_arg = required_argument },
7115 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
7116 { .val = 'v', .name = "verbose", .has_arg = no_argument },
7119 while ((c = getopt_long(argc, argv, "m:M:v", long_opts, NULL)) != -1) {
7121 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
7124 "warning: '-M' deprecated, use '--mdt-index' or '-m' instead\n");
7128 lmu.lum_stripe_offset = strtoul(optarg, &end, 0);
7129 if (errno != 0 || *end != '\0' ||
7130 lmu.lum_stripe_offset >= UINT32_MAX) {
7131 fprintf(stderr, "%s mv: bad MDT index '%s'\n",
7137 param.fp_verbose = VERBOSE_DETAIL;
7140 fprintf(stderr, "%s mv: unrecognized option '%s'\n",
7141 progname, argv[optind - 1]);
7146 if (lmu.lum_stripe_offset == LMV_OFFSET_DEFAULT) {
7147 fprintf(stderr, "%s mv: MDT index must be specified\n",
7152 if (optind >= argc) {
7153 fprintf(stderr, "%s mv: DIR must be specified\n", progname);
7157 lmu.lum_hash_type = LMV_HASH_TYPE_UNKNOWN;
7159 /* initialize migrate mdt parameters */
7160 param.fp_lmv_md = &lmu;
7161 param.fp_migrate = 1;
7162 rc = llapi_migrate_mdt(argv[optind], ¶m);
7164 fprintf(stderr, "%s mv: cannot migrate '%s' to MDT%04x: %s\n",
7165 progname, argv[optind], lmu.lum_stripe_offset,
7170 static int lfs_osts(int argc, char **argv)
7172 return lfs_tgts(argc, argv);
7175 static int lfs_mdts(int argc, char **argv)
7177 return lfs_tgts(argc, argv);
7180 static int lfs_df(int argc, char **argv)
7182 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
7183 enum mntdf_flags flags = MNTDF_SHOW;
7184 int ops = LL_STATFS_LMV | LL_STATFS_LOV;
7185 int c, rc = 0, rc1 = 0, index = 0, arg_idx = 0;
7186 char fsname[PATH_MAX] = "", *pool_name = NULL;
7187 struct option long_opts[] = {
7188 { .val = 'h', .name = "human-readable", .has_arg = no_argument },
7189 { .val = 'H', .name = "si", .has_arg = no_argument },
7190 { .val = 'i', .name = "inodes", .has_arg = no_argument },
7191 { .val = 'l', .name = "lazy", .has_arg = no_argument },
7192 { .val = 'p', .name = "pool", .has_arg = required_argument },
7193 { .val = 'v', .name = "verbose", .has_arg = no_argument },
7196 while ((c = getopt_long(argc, argv, "hHilp:v", long_opts, NULL)) != -1) {
7199 flags = (flags & ~MNTDF_DECIMAL) | MNTDF_COOKED;
7202 flags |= MNTDF_COOKED | MNTDF_DECIMAL;
7205 flags |= MNTDF_INODES;
7208 flags |= MNTDF_LAZY;
7214 flags |= MNTDF_VERBOSE;
7217 fprintf(stderr, "%s: unrecognized option '%s'\n",
7218 progname, argv[optind - 1]);
7223 /* Handle case where path is not specified */
7224 if (optind == argc) {
7225 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
7226 /* Check if we have a mount point */
7227 if (mntdir[0] == '\0')
7230 rc = mntdf(mntdir, fsname, pool_name, flags, ops, NULL);
7231 if (rc || path[0] != '\0')
7234 fsname[0] = '\0'; /* avoid matching in next loop */
7235 mntdir[0] = '\0'; /* avoid matching in next loop */
7236 path[0] = '\0'; /* clean for next loop */
7241 /* Loop through all the remaining arguments. These are Lustre FS
7244 for (arg_idx = optind; arg_idx <= argc - 1; arg_idx++) {
7247 fsname[0] = '\0'; /* start clean */
7248 mntdir[0] = '\0'; /* start clean */
7249 path[0] = '\0'; /* start clean */
7251 /* path does not exists at all */
7252 if (!realpath(argv[arg_idx], path)) {
7254 fprintf(stderr, "error: invalid path '%s': %s\n",
7255 argv[arg_idx], strerror(-rc));
7256 /* save first seen error */
7263 /* path exists but may not be a Lustre filesystem */
7264 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
7265 /* Check if we have a mount point */
7266 if (mntdir[0] == '\0')
7269 rc = mntdf(mntdir, fsname, pool_name, flags, ops, NULL);
7270 if (rc || path[0] != '\0') {
7273 /* save first seen error */
7281 llapi_printf(LLAPI_MSG_ERROR,
7282 "%s:%s Not a Lustre filesystem\n",
7283 argv[0], argv[arg_idx]);
7284 /* save first seen error */
7293 static int print_instance(const char *mntdir, char *buf, size_t buflen,
7294 bool opt_instance, bool opt_fsname, bool opt_mntdir)
7298 if (opt_fsname == opt_instance) { /* both true or both false */
7299 rc = llapi_getname(mntdir, buf, buflen);
7300 } else if (opt_fsname) {
7302 * llapi_search_mounts() fills @buf with fsname, but that is not
7303 * called if explicit paths are specified on the command-line
7306 rc = llapi_get_fsname(mntdir, buf, buflen);
7307 } else /* if (opt_instance) */ {
7308 rc = llapi_get_instance(mntdir, buf, buflen);
7312 fprintf(stderr, "cannot get instance for '%s': %s\n",
7313 mntdir, strerror(-rc));
7318 printf("%s %s\n", buf, mntdir);
7320 printf("%s\n", buf);
7325 static int lfs_getname(int argc, char **argv)
7327 struct option long_opts[] = {
7328 { .val = 'h', .name = "help", .has_arg = no_argument },
7329 { .val = 'i', .name = "instance", .has_arg = no_argument },
7330 { .val = 'n', .name = "fsname", .has_arg = no_argument },
7332 bool opt_instance = false, opt_fsname = false;
7333 char fsname[PATH_MAX] = "";
7336 while ((c = getopt_long(argc, argv, "hin", long_opts, NULL)) != -1) {
7339 opt_instance = true;
7345 fprintf(stderr, "%s: unrecognized option '%s'\n",
7346 progname, argv[optind - 1]);
7353 if (optind == argc) { /* no paths specified, get all paths. */
7354 char mntdir[PATH_MAX] = "", path[PATH_MAX] = "";
7357 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
7358 rc2 = print_instance(mntdir, fsname, sizeof(fsname),
7359 opt_instance, opt_fsname, true);
7362 path[0] = fsname[0] = mntdir[0] = '\0';
7364 } else { /* paths specified, only attempt to search these. */
7367 /* if only one path is given, print only requested info */
7368 opt_mntdir = argc - optind > 1 || (opt_instance == opt_fsname);
7370 for (; optind < argc; optind++) {
7371 rc2 = print_instance(argv[optind], fsname,
7372 sizeof(fsname), opt_instance,
7373 opt_fsname, opt_mntdir);
7383 static int lfs_check(int argc, char **argv)
7385 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
7393 if (argc < 2 || argc > 3) {
7394 fprintf(stderr, "%s check: server type must be specified\n",
7399 obd_types[0] = obd_type1;
7400 obd_types[1] = obd_type2;
7401 obd_types[2] = obd_type3;
7403 if (strcmp(argv[1], "osts") == 0) {
7404 strcpy(obd_types[0], "osc");
7405 } else if (strcmp(argv[1], "mdts") == 0 ||
7406 strcmp(argv[1], "mds") == 0) {
7407 strcpy(obd_types[0], "mdc");
7408 } else if (strcmp(argv[1], "mgts") == 0) {
7409 strcpy(obd_types[0], "mgc");
7410 } else if (strcmp(argv[1], "all") == 0 ||
7411 strcmp(argv[1], "servers") == 0) {
7413 strcpy(obd_types[0], "osc");
7414 strcpy(obd_types[1], "mdc");
7415 strcpy(obd_types[2], "mgc");
7417 fprintf(stderr, "%s check: unrecognized option '%s'\n",
7422 if (argc >= 3 && !realpath(argv[2], path)) {
7424 fprintf(stderr, "error: invalid path '%s': %s\n",
7425 argv[2], strerror(-rc));
7429 rc = llapi_search_mounts(path, 0, mntdir, NULL);
7430 if (rc < 0 || mntdir[0] == '\0') {
7432 "%s check: cannot find mounted Lustre filesystem: %s\n",
7433 progname, (rc < 0) ? strerror(-rc) : strerror(ENODEV));
7437 rc = llapi_target_check(num_types, obd_types, path);
7439 fprintf(stderr, "%s check: cannot check target '%s': %s\n",
7440 progname, argv[1], strerror(-rc));
7445 #ifdef HAVE_SYS_QUOTA_H
7446 #define ADD_OVERFLOW(a, b) \
7447 ((((a) + (b)) < (a)) ? \
7448 ((a) = ULONG_MAX) : ((a) = (a) + (b)))
7450 /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value
7451 * returns the value or ULONG_MAX on integer overflow or incorrect format
7453 * 1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w)
7454 * 2. specifiers may be encountered multiple times (2s3s is 5 seconds)
7455 * 3. empty integer value is interpreted as 0
7457 static unsigned long str2sec(const char *timestr)
7459 const char spec[] = "smhdw";
7460 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
7461 unsigned long val = 0;
7464 if (strpbrk(timestr, spec) == NULL) {
7466 * no specifiers inside the time string,
7467 * should treat it as an integer value
7469 val = strtoul(timestr, &tail, 10);
7470 return *tail ? ULONG_MAX : val;
7473 /* format string is XXwXXdXXhXXmXXs */
7479 v = strtoul(timestr, &tail, 10);
7480 if (v == ULONG_MAX || *tail == '\0')
7482 * value too large (ULONG_MAX or more)
7483 * or missing specifier
7487 ptr = strchr(spec, *tail);
7489 /* unknown specifier */
7494 /* check if product will overflow the type */
7495 if (!(v < ULONG_MAX / mult[ind]))
7498 ADD_OVERFLOW(val, mult[ind] * v);
7499 if (val == ULONG_MAX)
7511 #define ARG2ULL(nr, str, def_units) \
7513 unsigned long long limit, units = def_units; \
7516 rc = llapi_parse_size(str, &limit, &units, 1); \
7518 fprintf(stderr, "%s: invalid limit '%s'\n", \
7525 static inline int has_times_option(int argc, char **argv)
7529 for (i = 1; i < argc; i++)
7530 if (!strcmp(argv[i], "-t"))
7536 static inline int lfs_verify_poolarg(char *pool)
7538 if (strnlen(optarg, LOV_MAXPOOLNAME + 1) > LOV_MAXPOOLNAME) {
7540 "Pool name '%.*s' is longer than %d\n",
7541 LOV_MAXPOOLNAME, pool, LOV_MAXPOOLNAME);
7547 /* special grace time, only notify the user when its quota is over soft limit
7548 * but doesn't block new writes until the hard limit is reached.
7550 #define NOTIFY_GRACE "notify"
7551 #define NOTIFY_GRACE_TIME LQUOTA_GRACE_MASK
7554 static inline __u64 lustre_stoqb(size_t space)
7556 return (space + QIF_DQBLKSIZE - 1) >> QIF_DQBLKSIZE_BITS;
7559 #define lustre_stoqb toqb
7562 int lfs_setquota_times(int argc, char **argv, struct if_quotactl *qctl)
7565 char *mnt, *obd_type = (char *)qctl->obd_type;
7566 struct obd_dqblk *dqb = &qctl->qc_dqblk;
7567 struct obd_dqinfo *dqi = &qctl->qc_dqinfo;
7568 struct option long_opts[] = {
7569 { .val = 'b', .name = "block-grace", .has_arg = required_argument },
7570 { .val = 'g', .name = "group", .has_arg = no_argument },
7571 { .val = 'h', .name = "help", .has_arg = no_argument },
7572 { .val = 'i', .name = "inode-grace", .has_arg = required_argument },
7573 { .val = 'p', .name = "projid", .has_arg = no_argument },
7574 { .val = 't', .name = "times", .has_arg = no_argument },
7575 { .val = 'u', .name = "user", .has_arg = no_argument },
7576 { .val = LFS_POOL_OPT,
7577 .name = "pool", .has_arg = required_argument },
7581 qctl->qc_cmd = LUSTRE_Q_SETINFO;
7582 qctl->qc_type = ALLQUOTA;
7584 while ((c = getopt_long(argc, argv, "b:ghi:ptu",
7585 long_opts, NULL)) != -1) {
7596 if (qctl->qc_type != ALLQUOTA) {
7598 "%s: -u/g/p cannot be used more than once\n",
7602 qctl->qc_type = qtype;
7605 if (strncmp(optarg, NOTIFY_GRACE,
7606 strlen(NOTIFY_GRACE)) == 0) {
7607 dqi->dqi_bgrace = NOTIFY_GRACE_TIME;
7609 dqi->dqi_bgrace = str2sec(optarg);
7610 if (dqi->dqi_bgrace >= NOTIFY_GRACE_TIME) {
7612 "%s: bad block-grace: %s\n",
7617 dqb->dqb_valid |= QIF_BTIME;
7620 if (strncmp(optarg, NOTIFY_GRACE,
7621 strlen(NOTIFY_GRACE)) == 0) {
7622 dqi->dqi_igrace = NOTIFY_GRACE_TIME;
7624 dqi->dqi_igrace = str2sec(optarg);
7625 if (dqi->dqi_igrace >= NOTIFY_GRACE_TIME) {
7627 "%s: bad inode-grace: %s\n",
7632 dqb->dqb_valid |= QIF_ITIME;
7634 case 't': /* Yes, of course! */
7637 if (lfs_verify_poolarg(optarg))
7639 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
7640 qctl->qc_cmd = LUSTRE_Q_SETINFOPOOL;
7642 /* getopt prints error message for us when opterr != 0 */
7644 fprintf(stderr, "%s: unrecognized option '%s'\n",
7645 progname, argv[optind - 1]);
7652 if (qctl->qc_type == ALLQUOTA) {
7653 fprintf(stderr, "%s: neither -u, -g nor -p specified\n",
7658 if (optind != argc - 1) {
7659 fprintf(stderr, "%s: unexpected parameter '%s'\n",
7660 progname, argv[optind + 1]);
7665 rc = llapi_quotactl(mnt, qctl);
7668 fprintf(stderr, "%s %s ", obd_type,
7669 obd_uuid2str(&qctl->obd_uuid));
7670 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
7677 #define BSLIMIT (1 << 0)
7678 #define BHLIMIT (1 << 1)
7679 #define ISLIMIT (1 << 2)
7680 #define IHLIMIT (1 << 3)
7682 int lfs_setquota(int argc, char **argv)
7685 struct if_quotactl *qctl;
7686 char *mnt, *obd_type;
7687 struct obd_dqblk *dqb;
7688 struct option long_opts[] = {
7689 { .val = 'b', .name = "block-softlimit",
7690 .has_arg = required_argument },
7691 { .val = 'B', .name = "block-hardlimit",
7692 .has_arg = required_argument },
7693 { .val = 'd', .name = "default", .has_arg = no_argument },
7694 { .val = LFS_SETQUOTA_DELETE,
7695 .name = "delete", .has_arg = no_argument },
7696 { .val = 'g', .name = "group", .has_arg = required_argument },
7697 { .val = 'G', .name = "default-grp", .has_arg = no_argument },
7698 { .val = 'h', .name = "help", .has_arg = no_argument },
7699 { .val = 'i', .name = "inode-softlimit",
7700 .has_arg = required_argument },
7701 { .val = 'I', .name = "inode-hardlimit",
7702 .has_arg = required_argument },
7703 { .val = 'p', .name = "projid", .has_arg = required_argument },
7704 { .val = 'P', .name = "default-prj", .has_arg = no_argument },
7705 { .val = 'u', .name = "user", .has_arg = required_argument },
7706 { .val = 'U', .name = "default-usr", .has_arg = no_argument },
7707 { .val = LFS_POOL_OPT,
7708 .name = "pool", .has_arg = required_argument },
7710 unsigned int limit_mask = 0;
7711 bool use_default = false;
7712 int qtype, qctl_len;
7714 qctl_len = sizeof(*qctl) + LOV_MAXPOOLNAME + 1;
7715 qctl = malloc(qctl_len);
7719 memset(qctl, 0, qctl_len);
7720 obd_type = (char *)qctl->obd_type;
7721 dqb = &qctl->qc_dqblk;
7723 if (has_times_option(argc, argv)) {
7724 rc = lfs_setquota_times(argc, argv, qctl);
7728 qctl->qc_cmd = LUSTRE_Q_SETQUOTA;
7729 qctl->qc_type = ALLQUOTA; /* ALLQUOTA makes no sense for setquota,
7730 * so it can be used as a marker that qc_type
7731 * isn't reinitialized from command line
7733 while ((c = getopt_long(argc, argv, "b:B:dDg:Ghi:I:p:Pu:U",
7734 long_opts, NULL)) != -1) {
7737 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7740 goto quota_type_def;
7743 rc = name2uid(&qctl->qc_id, optarg);
7746 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7749 goto quota_type_def;
7752 rc = name2gid(&qctl->qc_id, optarg);
7755 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7758 goto quota_type_def;
7761 rc = name2projid(&qctl->qc_id, optarg);
7764 if (str2quotaid(&qctl->qc_id, optarg)) {
7766 "%s setquota: invalid id '%s'\n",
7773 if (qctl->qc_id == 0) {
7775 "%s setquota: can't set quota for root usr/group/project.\n",
7782 if (qctl->qc_type != ALLQUOTA) {
7784 "%s setquota: only one of -u, -U, -g, -G, -p or -P may be specified\n",
7789 qctl->qc_type = qtype;
7791 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
7793 #if LUSTRE_VERSION_CODE > OBD_OCD_VERSION(2, 15, 53, 0)
7794 fprintf(stderr, "'-d' deprecatd, use '-D' or '--default'\n");
7800 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
7802 case LFS_SETQUOTA_DELETE:
7803 qctl->qc_cmd = LUSTRE_Q_DELETEQID;
7806 ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
7807 dqb->dqb_bsoftlimit >>= 10;
7808 limit_mask |= BSLIMIT;
7809 if (dqb->dqb_bsoftlimit &&
7810 dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
7812 "%s setquota: warning: block softlimit '%llu' smaller than minimum qunit size\nSee '%s help setquota' or Lustre manual for details\n",
7814 (unsigned long long)dqb->dqb_bsoftlimit,
7818 ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
7819 dqb->dqb_bhardlimit >>= 10;
7820 limit_mask |= BHLIMIT;
7821 if (dqb->dqb_bhardlimit &&
7822 dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
7824 "%s setquota: warning: block hardlimit '%llu' smaller than minimum qunit size\n"
7825 "See '%s help setquota' or Lustre manual for details\n",
7827 (unsigned long long)dqb->dqb_bhardlimit,
7831 ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
7832 limit_mask |= ISLIMIT;
7833 if (dqb->dqb_isoftlimit &&
7834 dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
7836 "%s setquota: warning: inode softlimit '%llu' smaller than minimum qunit size\nSee '%s help setquota' or Lustre manual for details\n",
7838 (unsigned long long)dqb->dqb_isoftlimit,
7842 ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
7843 limit_mask |= IHLIMIT;
7844 if (dqb->dqb_ihardlimit &&
7845 dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
7847 "%s setquota: warning: inode hardlimit '%llu' smaller than minimum qunit size\nSee '%s help setquota' or Lustre manual for details\n",
7849 (unsigned long long)dqb->dqb_ihardlimit,
7853 if (lfs_verify_poolarg(optarg)) {
7857 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
7858 qctl->qc_cmd = qctl->qc_cmd == LUSTRE_Q_SETDEFAULT ?
7859 LUSTRE_Q_SETDEFAULT_POOL :
7860 LUSTRE_Q_SETQUOTAPOOL;
7864 "%s setquota: unrecognized option '%s'\n",
7865 progname, argv[optind - 1]);
7873 if (qctl->qc_type == ALLQUOTA) {
7875 "%s setquota: either -u or -g must be specified\n",
7881 if (!use_default && qctl->qc_cmd != LUSTRE_Q_DELETEQID &&
7884 "%s setquota: at least one limit must be specified\n",
7890 if ((use_default || qctl->qc_cmd == LUSTRE_Q_DELETEQID) &&
7893 "%s setquota: limits should not be specified when using default quota or deleting quota ID\n",
7899 if (use_default && qctl->qc_id == 0) {
7901 "%s setquota: can not set default quota for root user/group/project\n",
7907 if (qctl->qc_cmd == LUSTRE_Q_DELETEQID && qctl->qc_id == 0) {
7909 "%s setquota: can not delete root user/group/project\n",
7915 if (optind != argc - 1) {
7917 "%s setquota: filesystem not specified or unexpected argument '%s'\n",
7918 progname, argv[optind]);
7926 dqb->dqb_bhardlimit = 0;
7927 dqb->dqb_bsoftlimit = 0;
7928 dqb->dqb_ihardlimit = 0;
7929 dqb->dqb_isoftlimit = 0;
7932 dqb->dqb_valid |= QIF_LIMITS | QIF_TIMES;
7933 /* do not set inode limits for Pool Quotas */
7934 if (qctl->qc_cmd == LUSTRE_Q_SETDEFAULT_POOL)
7935 dqb->dqb_valid ^= QIF_ILIMITS | QIF_ITIME;
7936 } else if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
7937 (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
7938 /* sigh, we can't just set blimits/ilimits */
7939 struct if_quotactl *tmp_qctl;
7941 tmp_qctl = calloc(1, sizeof(*qctl) + LOV_MAXPOOLNAME + 1);
7945 if (qctl->qc_cmd == LUSTRE_Q_SETQUOTAPOOL) {
7946 tmp_qctl->qc_cmd = LUSTRE_Q_GETQUOTAPOOL;
7947 strncpy(tmp_qctl->qc_poolname, qctl->qc_poolname,
7950 tmp_qctl->qc_cmd = LUSTRE_Q_GETQUOTA;
7952 tmp_qctl->qc_type = qctl->qc_type;
7953 tmp_qctl->qc_id = qctl->qc_id;
7955 rc = llapi_quotactl(mnt, tmp_qctl);
7961 if (!(limit_mask & BHLIMIT))
7962 dqb->dqb_bhardlimit = tmp_qctl->qc_dqblk.dqb_bhardlimit;
7963 if (!(limit_mask & BSLIMIT))
7964 dqb->dqb_bsoftlimit = tmp_qctl->qc_dqblk.dqb_bsoftlimit;
7965 if (!(limit_mask & IHLIMIT))
7966 dqb->dqb_ihardlimit = tmp_qctl->qc_dqblk.dqb_ihardlimit;
7967 if (!(limit_mask & ISLIMIT))
7968 dqb->dqb_isoftlimit = tmp_qctl->qc_dqblk.dqb_isoftlimit;
7970 /* Keep grace times if we have got no softlimit arguments */
7971 if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) {
7972 dqb->dqb_valid |= QIF_BTIME;
7973 dqb->dqb_btime = tmp_qctl->qc_dqblk.dqb_btime;
7976 if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
7977 dqb->dqb_valid |= QIF_ITIME;
7978 dqb->dqb_itime = tmp_qctl->qc_dqblk.dqb_itime;
7983 dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
7984 dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
7986 rc = llapi_quotactl(mnt, qctl);
7990 "%s setquota: cannot quotactl '%s' '%s': %s\n",
7992 obd_uuid2str(&qctl->obd_uuid), strerror(-rc));
7995 "%s setquota: quotactl failed: %s\n",
7996 progname, strerror(-rc));
8000 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
8006 /* Converts seconds value into format string
8007 * result is returned in buf
8009 * 1. result is in descenting order: 1w2d3h4m5s
8010 * 2. zero fields are not filled (except for p. 3): 5d1s
8011 * 3. zero seconds value is presented as "0s"
8013 static char *__sec2str(time_t seconds, char *buf)
8015 const char spec[] = "smhdw";
8016 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
8021 for (i = ARRAY_SIZE(mult) - 1 ; i >= 0; i--) {
8022 c = seconds / mult[i];
8024 if (c > 0 || (i == 0 && buf == tail))
8025 tail += scnprintf(tail, 40-(tail-buf), "%lu%c", c,
8034 static void sec2str(time_t seconds, char *buf, int rc)
8041 tail = __sec2str(seconds, tail);
8043 if (rc && tail - buf < 39) {
8049 static void diff2str(time_t seconds, char *buf, time_t now)
8054 if (seconds <= now) {
8055 strcpy(buf, "expired");
8058 __sec2str(seconds - now, buf);
8061 static void print_quota_title(char *name, struct if_quotactl *qctl,
8062 bool human_readable, bool show_default)
8065 printf("Disk default %s quota:\n", qtype_name(qctl->qc_type));
8066 printf("%15s %8s%8s%8s %8s%8s%8s\n",
8067 "Filesystem", "bquota", "blimit", "bgrace",
8068 "iquota", "ilimit", "igrace");
8070 printf("Disk quotas for %s %s (%cid %u):\n",
8071 qtype_name(qctl->qc_type), name,
8072 *qtype_name(qctl->qc_type), qctl->qc_id);
8073 printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
8074 "Filesystem", human_readable ? "used" : "kbytes",
8075 "quota", "limit", "grace",
8076 "files", "quota", "limit", "grace");
8080 static void kbytes2str(__u64 num, char *buf, int buflen, bool h)
8083 snprintf(buf, buflen, "%ju", (uintmax_t)num);
8086 snprintf(buf, buflen, "%5.4gP",
8087 (double)num / ((__u64)1 << 40));
8089 snprintf(buf, buflen, "%5.4gT",
8090 (double)num / (1 << 30));
8092 snprintf(buf, buflen, "%5.4gG",
8093 (double)num / (1 << 20));
8095 snprintf(buf, buflen, "%5.4gM",
8096 (double)num / (1 << 10));
8098 snprintf(buf, buflen, "%ju%s", (uintmax_t)num, "k");
8102 #ifdef HAVE_NATIVE_CLIENT
8103 /* In the current Lustre implementation, the grace time is either the time
8104 * or the timestamp to be used after some quota ID exceeds the soft limt,
8105 * 48 bits should be enough, its high 16 bits can be used as quota flags.
8107 #define LQUOTA_GRACE_BITS 48
8108 #define LQUOTA_GRACE_MASK ((1ULL << LQUOTA_GRACE_BITS) - 1)
8109 #define LQUOTA_GRACE_MAX LQUOTA_GRACE_MASK
8110 #define LQUOTA_GRACE(t) (t & LQUOTA_GRACE_MASK)
8111 #define LQUOTA_FLAG(t) (t >> LQUOTA_GRACE_BITS)
8112 #define LQUOTA_GRACE_FLAG(t, f) ((__u64)t | (__u64)f << LQUOTA_GRACE_BITS)
8115 #define STRBUF_LEN 24
8116 static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
8117 int rc, bool h, bool show_default)
8123 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA ||
8124 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ||
8125 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT ||
8126 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT_POOL) {
8127 int bover = 0, iover = 0;
8128 struct obd_dqblk *dqb = &qctl->qc_dqblk;
8129 char numbuf[3][STRBUF_LEN + 2]; /* 2 for brackets or wildcard */
8131 char strbuf[STRBUF_LEN];
8133 dqb->dqb_btime &= LQUOTA_GRACE_MASK;
8134 dqb->dqb_itime &= LQUOTA_GRACE_MASK;
8136 if (dqb->dqb_bhardlimit &&
8137 lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
8139 } else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
8140 if (dqb->dqb_btime > now)
8146 if (dqb->dqb_ihardlimit &&
8147 dqb->dqb_curinodes >= dqb->dqb_ihardlimit) {
8149 } else if (dqb->dqb_isoftlimit && dqb->dqb_itime) {
8150 if (dqb->dqb_itime > now)
8156 if (strlen(mnt) > 15)
8157 printf("%s\n%15s", mnt, "");
8159 printf("%15s", mnt);
8162 snprintf(timebuf, sizeof(timebuf), "%llu",
8163 (unsigned long long)dqb->dqb_btime);
8165 diff2str(dqb->dqb_btime, timebuf, now);
8167 kbytes2str(lustre_stoqb(dqb->dqb_curspace),
8168 strbuf, sizeof(strbuf), h);
8169 if (rc == -EREMOTEIO)
8170 sprintf(numbuf[0], "%s*", strbuf);
8172 sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
8173 "%s" : "[%s]", strbuf);
8175 kbytes2str(dqb->dqb_bsoftlimit, strbuf, sizeof(strbuf), h);
8176 if (type == QC_GENERAL)
8177 sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
8178 "%s" : "[%s]", strbuf);
8180 sprintf(numbuf[1], "%s", "-");
8182 kbytes2str(dqb->dqb_bhardlimit, strbuf, sizeof(strbuf), h);
8183 sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
8184 "%s" : "[%s]", strbuf);
8187 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
8189 printf(" %7s%c %6s %7s %7s",
8190 numbuf[0], bover ? '*' : ' ', numbuf[1],
8191 numbuf[2], bover > 1 ? timebuf : "-");
8194 snprintf(timebuf, sizeof(timebuf), "%llu",
8195 (unsigned long long)dqb->dqb_itime);
8197 diff2str(dqb->dqb_itime, timebuf, now);
8199 snprintf(numbuf[0], sizeof(numbuf),
8200 (dqb->dqb_valid & QIF_INODES) ? "%ju" : "[%ju]",
8201 (uintmax_t)dqb->dqb_curinodes);
8203 if (type == QC_GENERAL)
8204 sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
8206 (uintmax_t)dqb->dqb_isoftlimit);
8208 sprintf(numbuf[1], "%s", "-");
8210 sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
8211 "%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
8214 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
8215 else if (type != QC_OSTIDX)
8216 printf(" %7s%c %6s %7s %7s",
8217 numbuf[0], iover ? '*' : ' ', numbuf[1],
8218 numbuf[2], iover > 1 ? timebuf : "-");
8220 printf(" %7s %7s %7s %7s", "-", "-", "-", "-");
8222 } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO || LUSTRE_Q_GETINFOPOOL ||
8223 qctl->qc_cmd == Q_GETOINFO) {
8227 if (qctl->qc_dqinfo.dqi_bgrace == NOTIFY_GRACE_TIME)
8228 strncpy(bgtimebuf, NOTIFY_GRACE, 40);
8230 sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf, rc);
8231 if (qctl->qc_dqinfo.dqi_igrace == NOTIFY_GRACE_TIME)
8232 strncpy(igtimebuf, NOTIFY_GRACE, 40);
8234 sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf, rc);
8236 printf("Block grace time: %s; Inode grace time: %s\n",
8237 bgtimebuf, igtimebuf);
8241 static int tgt_name2index(const char *tgtname, unsigned int *idx)
8245 /* format is "lustre-OST0001" */
8246 dash = memchr(tgtname, '-', LUSTRE_MAXFSNAME + 1);
8248 fprintf(stderr, "wrong tgtname format '%s'\n", tgtname);
8253 *idx = strtoul(dash, &endp, 16);
8254 if (*idx > 0xffff) {
8255 fprintf(stderr, "wrong index %s\n", tgtname);
8262 static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
8263 bool h, __u64 *total)
8265 int rc = 0, rc1 = 0, count = 0, i = 0;
8266 char **list = NULL, *buffer = NULL;
8267 __u32 valid = qctl->qc_valid;
8269 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL && is_mdt)
8272 /* Is it correct for the case OST0000, OST0002, OST0003 -
8273 * we will ask OST0001 that is absent and won't ask OST0003? */
8274 rc = llapi_get_obd_count(mnt, &count, is_mdt);
8276 fprintf(stderr, "can not get %s count: %s\n",
8277 is_mdt ? "mdt" : "ost", strerror(-rc));
8281 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
8282 char fname[PATH_MAX];
8283 char fsname[LUSTRE_MAXFSNAME + 1];
8284 int bufsize = sizeof(struct obd_uuid) * count;
8286 rc = llapi_search_fsname(mnt, fsname);
8288 fprintf(stderr, "cannot get fsname for mountpoint %s\n",
8292 buffer = malloc(bufsize + sizeof(*list) * count);
8295 list = (char **)(buffer + bufsize);
8296 snprintf(fname, PATH_MAX, "%s.%s", fsname, qctl->qc_poolname);
8297 count = llapi_get_poolmembers(fname, list, count,
8303 for (i = 0; i < count; i++) {
8304 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
8307 if (tgt_name2index(list[i], &index))
8309 qctl->qc_idx = index;
8314 qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX;
8315 rc = llapi_quotactl(mnt, qctl);
8317 /* It is remote client case. */
8318 if (rc == -EOPNOTSUPP) {
8323 /* no target for this index yet */
8324 if (rc == -ENODEV) {
8329 /* inactive target */
8330 if (rc == -ENODATA) {
8331 char name[UUID_MAX+8];
8333 snprintf(name, sizeof(name), "%s[inact]",
8334 obd_uuid2str(&qctl->obd_uuid));
8335 memset(&qctl->qc_dqinfo, 0,
8336 sizeof(qctl->qc_dqinfo));
8337 memset(&qctl->qc_dqblk, 0,
8338 sizeof(qctl->qc_dqblk));
8339 print_quota(name, qctl, qctl->qc_valid, 0, h,
8347 fprintf(stderr, "quotactl %s%d failed.\n",
8348 is_mdt ? "mdt" : "ost", qctl->qc_idx);
8352 print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
8353 qctl->qc_valid, 0, h, false);
8354 *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
8355 qctl->qc_dqblk.dqb_bhardlimit;
8360 qctl->qc_valid = valid;
8364 static int get_print_quota(char *mnt, char *name, struct if_quotactl *qctl,
8365 int verbose, int quiet, bool human_readable,
8368 int rc1 = 0, rc2 = 0, rc3 = 0;
8369 char *obd_type = (char *)qctl->obd_type;
8370 char *obd_uuid = (char *)qctl->obd_uuid.uuid;
8371 __u64 total_ialloc = 0, total_balloc = 0;
8372 bool use_default_for_blk = false;
8373 bool use_default_for_file = false;
8376 rc1 = llapi_quotactl(mnt, qctl);
8380 fprintf(stderr, "%s quotas are not enabled.\n",
8381 qtype_name(qctl->qc_type));
8384 fprintf(stderr, "Permission denied.\n");
8387 /* We already got error message. */
8390 fprintf(stderr, "Unexpected quotactl error: %s\n",
8395 if (!show_default && qctl->qc_id == 0) {
8396 qctl->qc_dqblk.dqb_bhardlimit = 0;
8397 qctl->qc_dqblk.dqb_bsoftlimit = 0;
8398 qctl->qc_dqblk.dqb_ihardlimit = 0;
8399 qctl->qc_dqblk.dqb_isoftlimit = 0;
8400 qctl->qc_dqblk.dqb_btime = 0;
8401 qctl->qc_dqblk.dqb_itime = 0;
8402 qctl->qc_dqblk.dqb_valid |= QIF_LIMITS | QIF_TIMES;
8405 if (qctl->qc_dqblk.dqb_valid & QIF_BTIME &&
8406 LQUOTA_FLAG(qctl->qc_dqblk.dqb_btime) & LQUOTA_FLAG_DEFAULT) {
8407 use_default_for_blk = true;
8408 qctl->qc_dqblk.dqb_btime &= LQUOTA_GRACE_MASK;
8411 if (qctl->qc_dqblk.dqb_valid & QIF_ITIME &&
8412 LQUOTA_FLAG(qctl->qc_dqblk.dqb_itime) & LQUOTA_FLAG_DEFAULT) {
8413 use_default_for_file = true;
8414 qctl->qc_dqblk.dqb_itime &= LQUOTA_GRACE_MASK;
8417 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8418 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ||
8419 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT_POOL ||
8420 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) && !quiet)
8421 print_quota_title(name, qctl, human_readable, show_default);
8423 if (rc1 && *obd_type)
8424 fprintf(stderr, "%s %s ", obd_type, obd_uuid);
8426 if (qctl->qc_valid != QC_GENERAL)
8429 inacc = (qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8430 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) &&
8431 ((qctl->qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
8432 (QIF_LIMITS|QIF_USAGE));
8434 print_quota(mnt, qctl, QC_GENERAL, rc1, human_readable, show_default);
8436 if (!show_default && verbose &&
8437 qctl->qc_valid == QC_GENERAL && qctl->qc_cmd != LUSTRE_Q_GETINFO &&
8438 qctl->qc_cmd != LUSTRE_Q_GETINFOPOOL) {
8439 char strbuf[STRBUF_LEN];
8441 rc2 = print_obd_quota(mnt, qctl, 1, human_readable,
8443 rc3 = print_obd_quota(mnt, qctl, 0, human_readable,
8445 kbytes2str(total_balloc, strbuf, sizeof(strbuf),
8447 printf("Total allocated inode limit: %ju, total allocated block limit: %s\n",
8448 (uintmax_t)total_ialloc, strbuf);
8451 if (use_default_for_blk)
8452 printf("%cid %u is using default block quota setting\n",
8453 *qtype_name(qctl->qc_type), qctl->qc_id);
8455 if (use_default_for_file)
8456 printf("%cid %u is using default file quota setting\n",
8457 *qtype_name(qctl->qc_type), qctl->qc_id);
8459 if (rc1 || rc2 || rc3 || inacc)
8460 printf("Some errors happened when getting quota info. Some devices may be not working or deactivated. The data in \"[]\" is inaccurate.\n");
8474 static int lfs_project(int argc, char **argv)
8476 int ret = 0, err = 0, c, i;
8477 struct project_handle_control phc = { 0 };
8478 enum lfs_project_ops_t op;
8481 phc.assign_projid = false;
8482 /* default action */
8483 op = LFS_PROJECT_LIST;
8485 while ((c = getopt(argc, argv, "p:cCsdkr0")) != -1) {
8488 if (op != LFS_PROJECT_LIST) {
8490 "%s: cannot specify '-c' '-C' '-s' together\n",
8495 op = LFS_PROJECT_CHECK;
8498 if (op != LFS_PROJECT_LIST) {
8500 "%s: cannot specify '-c' '-C' '-s' together\n",
8505 op = LFS_PROJECT_CLEAR;
8508 if (op != LFS_PROJECT_LIST) {
8510 "%s: cannot specify '-c' '-C' '-s' together\n",
8515 phc.set_inherit = true;
8516 op = LFS_PROJECT_SET;
8522 phc.keep_projid = true;
8525 phc.recursive = true;
8528 if (str2quotaid(&phc.projid, optarg)) {
8530 "Invalid project ID: %s\n",
8535 phc.assign_projid = true;
8539 phc.newline = false;
8542 fprintf(stderr, "%s: invalid option '%c'\n",
8548 if (phc.assign_projid && op == LFS_PROJECT_LIST) {
8549 op = LFS_PROJECT_SET;
8550 phc.set_projid = true;
8551 } else if (phc.assign_projid && op == LFS_PROJECT_SET) {
8552 phc.set_projid = true;
8556 case LFS_PROJECT_CHECK:
8557 if (phc.keep_projid) {
8559 "%s: '-k' is useless together with '-c'\n",
8564 case LFS_PROJECT_CLEAR:
8567 "%s: '-0' is useless together with '-C'\n",
8571 if (phc.assign_projid) {
8573 "%s: '-p' is useless together with '-C'\n",
8578 case LFS_PROJECT_SET:
8581 "%s: '-0' is useless together with '-s'\n",
8585 if (phc.keep_projid) {
8587 "%s: '-k' is useless together with '-s'\n",
8595 "%s: '-0' is useless for list operations\n",
8605 fprintf(stderr, "%s: missing file or directory target(s)\n",
8610 for (i = 0; i < argc; i++) {
8612 case LFS_PROJECT_CHECK:
8613 err = lfs_project_check(argv[i], &phc);
8615 case LFS_PROJECT_LIST:
8616 err = lfs_project_list(argv[i], &phc);
8618 case LFS_PROJECT_CLEAR:
8619 err = lfs_project_clear(argv[i], &phc);
8621 case LFS_PROJECT_SET:
8622 err = lfs_project_set(argv[i], &phc);
8634 static int lfs_quota(int argc, char **argv)
8637 char *mnt, *name = NULL;
8638 struct if_quotactl *qctl;
8640 int rc = 0, rc1 = 0, verbose = 0, quiet = 0;
8641 __u32 valid = QC_GENERAL, idx = 0;
8642 bool human_readable = false;
8643 bool show_default = false;
8645 bool show_pools = false;
8646 struct option long_opts[] = {
8647 { .val = LFS_POOL_OPT, .name = "pool", .has_arg = optional_argument },
8649 char **poollist = NULL;
8653 qctl = calloc(1, sizeof(*qctl) + LOV_MAXPOOLNAME + 1);
8657 qctl->qc_cmd = LUSTRE_Q_GETQUOTA;
8658 qctl->qc_type = ALLQUOTA;
8659 obd_uuid = (char *)qctl->obd_uuid.uuid;
8661 while ((c = getopt_long(argc, argv, "gGi:I:o:pPqtuUvh",
8662 long_opts, NULL)) != -1) {
8665 show_default = true;
8670 show_default = true;
8675 show_default = true;
8679 if (qctl->qc_type != ALLQUOTA) {
8681 "%s quota: only one of -u, -g, or -p may be specified\n",
8686 qctl->qc_type = qtype;
8689 qctl->qc_cmd = LUSTRE_Q_GETINFO;
8692 valid = qctl->qc_valid = QC_UUID;
8693 snprintf(obd_uuid, sizeof(*obd_uuid), "%s", optarg);
8696 valid = qctl->qc_valid = QC_MDTIDX;
8697 idx = qctl->qc_idx = atoi(optarg);
8698 if (idx == 0 && *optarg != '0') {
8700 "%s quota: invalid MDT index '%s'\n",
8707 valid = qctl->qc_valid = QC_OSTIDX;
8708 idx = qctl->qc_idx = atoi(optarg);
8709 if (idx == 0 && *optarg != '0') {
8711 "%s quota: invalid OST index '%s'\n",
8724 human_readable = true;
8727 if ((!optarg) && (argv[optind] != NULL) &&
8728 (argv[optind][0] != '-') &&
8729 (argv[optind][0] != '/')) {
8730 optarg = argv[optind++];
8731 if (lfs_verify_poolarg(optarg)) {
8735 strncpy(qctl->qc_poolname, optarg,
8737 if (qctl->qc_cmd == LUSTRE_Q_GETINFO)
8738 qctl->qc_cmd = LUSTRE_Q_GETINFOPOOL;
8740 qctl->qc_cmd = LUSTRE_Q_GETQUOTAPOOL;
8744 /* optarg is NULL */
8746 qctl->qc_cmd = LUSTRE_Q_GETQUOTAPOOL;
8749 fprintf(stderr, "%s quota: unrecognized option '%s'\n",
8750 progname, argv[optind - 1]);
8756 /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
8757 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8758 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) &&
8759 qctl->qc_type == ALLQUOTA &&
8760 optind == argc - 1 && !show_default) {
8763 for (qtype = USRQUOTA; qtype <= GRPQUOTA; qtype++) {
8764 qctl->qc_type = qtype;
8765 qctl->qc_valid = valid;
8766 if (qtype == USRQUOTA) {
8767 qctl->qc_id = geteuid();
8768 rc = uid2name(&name, qctl->qc_id);
8770 qctl->qc_id = getegid();
8771 rc = gid2name(&name, qctl->qc_id);
8772 memset(&qctl->qc_dqblk, 0,
8773 sizeof(qctl->qc_dqblk));
8778 rc1 = get_print_quota(mnt, name, qctl, verbose, quiet,
8779 human_readable, show_default);
8784 /* lfs quota -u username /path/to/lustre/mount */
8785 } else if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
8786 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
8787 /* options should be followed by u/g-name and mntpoint */
8788 if ((!show_default && optind + 2 != argc) ||
8789 (show_default && optind + 1 != argc) ||
8790 qctl->qc_type == ALLQUOTA) {
8792 "%s quota: name and mount point must be specified\n",
8798 if (!show_default) {
8799 name = argv[optind++];
8800 switch (qctl->qc_type) {
8802 rc = name2uid(&qctl->qc_id, name);
8805 rc = name2gid(&qctl->qc_id, name);
8808 rc = name2projid(&qctl->qc_id, name);
8815 qctl->qc_valid = QC_GENERAL;
8816 qctl->qc_cmd = qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ?
8817 LUSTRE_Q_GETDEFAULT_POOL :
8818 LUSTRE_Q_GETDEFAULT;
8823 if (str2quotaid(&qctl->qc_id, name)) {
8824 fprintf(stderr, "%s quota: invalid id '%s'\n",
8830 } else if (optind + 1 != argc || qctl->qc_type == ALLQUOTA) {
8831 fprintf(stderr, "%s quota: missing quota info argument(s)\n",
8842 rc = llapi_get_poolbuf(mnt, &buf, &poollist, &poolcount);
8846 for (i = 0; i < poolcount; i++) {
8847 p = memchr(poollist[i], '.', MAXNAMLEN);
8849 fprintf(stderr, "bad string format %.*s\n",
8850 MAXNAMLEN, poollist[i]);
8855 printf("Quotas for pool: %s\n", p);
8856 strncpy(qctl->qc_poolname, p, LOV_MAXPOOLNAME);
8857 rc = get_print_quota(mnt, name, qctl, verbose, quiet,
8858 human_readable, show_default);
8865 rc = get_print_quota(mnt, name, qctl, verbose, quiet,
8866 human_readable, show_default);
8872 #endif /* HAVE_SYS_QUOTA_H! */
8874 static int flushctx_ioctl(char *mp)
8878 fd = open(mp, O_RDONLY);
8880 fprintf(stderr, "flushctx: error open %s: %s\n",
8881 mp, strerror(errno));
8885 rc = ioctl(fd, LL_IOC_FLUSHCTX);
8887 fprintf(stderr, "flushctx: error ioctl %s: %s\n",
8888 mp, strerror(errno));
8894 static int lfs_flushctx(int argc, char **argv)
8896 int kdestroy = 0, reap = 0, c;
8897 char mntdir[PATH_MAX] = {'\0'};
8901 while ((c = getopt(argc, argv, "kr")) != -1) {
8911 "error: %s: option '-%c' unrecognized\n",
8918 rc = system("kdestroy > /dev/null");
8920 rc = WEXITSTATUS(rc);
8922 "error destroying tickets: %d, continuing\n",
8927 if (optind >= argc) {
8928 /* flush for all mounted lustre fs. */
8929 while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
8930 /* Check if we have a mount point */
8931 if (mntdir[0] == '\0')
8934 if (flushctx_ioctl(mntdir))
8937 mntdir[0] = '\0'; /* avoid matching in next loop */
8940 /* flush fs as specified */
8941 while (optind < argc) {
8942 if (flushctx_ioctl(argv[optind++]))
8948 rc = system("keyctl reap > /dev/null");
8950 rc = WEXITSTATUS(rc);
8951 fprintf(stderr, "error reaping keyring: %d\n", rc);
8958 static int lfs_changelog(int argc, char **argv)
8960 void *changelog_priv;
8961 struct changelog_rec *rec;
8962 long long startrec = 0, endrec = 0;
8964 struct option long_opts[] = {
8965 { .val = 'f', .name = "follow", .has_arg = no_argument },
8967 char short_opts[] = "f";
8970 while ((rc = getopt_long(argc, argv, short_opts,
8971 long_opts, NULL)) != -1) {
8978 "%s changelog: unrecognized option '%s'\n",
8979 progname, argv[optind - 1]);
8983 if (optind >= argc) {
8984 fprintf(stderr, "%s changelog: mdtname must be specified\n",
8989 mdd = argv[optind++];
8990 if (argc > optind) {
8992 startrec = strtoll(argv[optind++], NULL, 10);
8993 if (errno != 0 || startrec < 0) {
8995 "%s changelog: bad startrec\n",
9001 if (argc > optind) {
9003 endrec = strtoll(argv[optind++], NULL, 10);
9004 if (errno != 0 || endrec < 0) {
9006 "%s changelog: bad endrec\n",
9012 rc = llapi_changelog_start(&changelog_priv,
9013 CHANGELOG_FLAG_BLOCK |
9014 CHANGELOG_FLAG_JOBID |
9015 CHANGELOG_FLAG_EXTRA_FLAGS |
9016 (follow ? CHANGELOG_FLAG_FOLLOW : 0),
9019 fprintf(stderr, "%s changelog: cannot start changelog: %s\n",
9020 progname, strerror(errno = -rc));
9024 rc = llapi_changelog_set_xflags(changelog_priv,
9025 CHANGELOG_EXTRA_FLAG_UIDGID |
9026 CHANGELOG_EXTRA_FLAG_NID |
9027 CHANGELOG_EXTRA_FLAG_OMODE |
9028 CHANGELOG_EXTRA_FLAG_XATTR);
9031 "%s changelog: cannot set xflags for changelog: %s\n",
9032 progname, strerror(errno = -rc));
9036 while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
9040 if (endrec && rec->cr_index > endrec) {
9041 llapi_changelog_free(&rec);
9044 if (rec->cr_index < startrec) {
9045 llapi_changelog_free(&rec);
9049 secs = rec->cr_time >> 30;
9050 gmtime_r(&secs, &ts);
9051 printf("%ju %02d%-5s %02d:%02d:%02d.%09d %04d.%02d.%02d "
9052 "0x%x t="DFID, (uintmax_t)rec->cr_index, rec->cr_type,
9053 changelog_type2str(rec->cr_type),
9054 ts.tm_hour, ts.tm_min, ts.tm_sec,
9055 (int)(rec->cr_time & ((1 << 30) - 1)),
9056 ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
9057 rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
9059 if (rec->cr_flags & CLF_JOBID) {
9060 struct changelog_ext_jobid *jid =
9061 changelog_rec_jobid(rec);
9063 if (jid->cr_jobid[0] != '\0')
9064 printf(" j=%s", jid->cr_jobid);
9067 if (rec->cr_flags & CLF_EXTRA_FLAGS) {
9068 struct changelog_ext_extra_flags *ef =
9069 changelog_rec_extra_flags(rec);
9071 printf(" ef=0x%llx",
9072 (unsigned long long)ef->cr_extra_flags);
9074 if (ef->cr_extra_flags & CLFE_UIDGID) {
9075 struct changelog_ext_uidgid *uidgid =
9076 changelog_rec_uidgid(rec);
9078 printf(" u=%llu:%llu",
9079 (unsigned long long)uidgid->cr_uid,
9080 (unsigned long long)uidgid->cr_gid);
9082 if (ef->cr_extra_flags & CLFE_NID) {
9083 struct changelog_ext_nid *nid =
9084 changelog_rec_nid(rec);
9087 libcfs_nid2str(nid->cr_nid));
9090 if (ef->cr_extra_flags & CLFE_OPEN) {
9091 struct changelog_ext_openmode *omd =
9092 changelog_rec_openmode(rec);
9093 char mode[] = "---";
9095 /* exec mode must be exclusive */
9096 if (omd->cr_openflags & MDS_FMODE_EXEC) {
9099 if (omd->cr_openflags & MDS_FMODE_READ)
9101 if (omd->cr_openflags &
9108 if (strcmp(mode, "---") != 0)
9109 printf(" m=%s", mode);
9112 if (ef->cr_extra_flags & CLFE_XATTR) {
9113 struct changelog_ext_xattr *xattr =
9114 changelog_rec_xattr(rec);
9116 if (xattr->cr_xattr[0] != '\0')
9117 printf(" x=%s", xattr->cr_xattr);
9121 if (!fid_is_zero(&rec->cr_pfid))
9122 printf(" p="DFID, PFID(&rec->cr_pfid));
9123 if (rec->cr_namelen)
9124 printf(" %.*s", rec->cr_namelen,
9125 changelog_rec_name(rec));
9127 if (rec->cr_flags & CLF_RENAME) {
9128 struct changelog_ext_rename *rnm =
9129 changelog_rec_rename(rec);
9131 if (!fid_is_zero(&rnm->cr_sfid))
9132 printf(" s="DFID" sp="DFID" %.*s",
9133 PFID(&rnm->cr_sfid),
9134 PFID(&rnm->cr_spfid),
9135 (int)changelog_rec_snamelen(rec),
9136 changelog_rec_sname(rec));
9140 llapi_changelog_free(&rec);
9143 llapi_changelog_fini(&changelog_priv);
9146 fprintf(stderr, "%s changelog: cannot access changelog: %s\n",
9147 progname, strerror(errno = -rc));
9149 return (rc == 1 ? 0 : rc);
9152 static int lfs_changelog_clear(int argc, char **argv)
9161 endrec = strtoll(argv[3], NULL, 10);
9162 if (errno != 0 || endrec < 0) {
9164 "%s: bad endrec '%s'\n",
9169 rc = llapi_changelog_clear(argv[1], argv[2], endrec);
9172 fprintf(stderr, "%s: record out of range: %llu\n",
9174 else if (rc == -ENOENT)
9175 fprintf(stderr, "%s: no changelog user: %s\n",
9178 fprintf(stderr, "%s error: %s\n", argv[0],
9187 static void rstripc(char *str, int c)
9189 char *end = str + strlen(str);
9191 for (; str < end && end[-1] == c; --end)
9195 static int lfs_fid2path(int argc, char **argv)
9197 struct option long_opts[] = {
9198 { .val = 'c', .name = "cur", .has_arg = no_argument },
9199 { .val = 'c', .name = "current", .has_arg = no_argument },
9200 { .val = 'c', .name = "print-link", .has_arg = no_argument },
9201 { .val = 'f', .name = "print-fid", .has_arg = no_argument },
9202 { .val = 'l', .name = "link", .has_arg = required_argument },
9204 char short_opts[] = "cfl:pr:";
9205 bool print_link = false;
9206 bool print_fid = false;
9208 char mnt_dir[PATH_MAX] = "";
9210 char *path_or_fsname;
9211 long long recno = -1;
9213 char *endptr = NULL;
9218 while ((c = getopt_long(argc, argv, short_opts, long_opts, NULL)) != -1) {
9228 linkno = strtol(optarg, &endptr, 10);
9229 if (errno != 0 || *endptr != '\0' || linkno < 0) {
9231 "%s fid2path: invalid linkno '%s'\n",
9237 /* recno is something to do with changelogs
9238 * that was never implemented. We just pass it
9239 * through for the MDT to ignore.
9242 recno = strtoll(optarg, &endptr, 10);
9243 if (errno != 0 || *endptr != '\0' || recno < 0) {
9245 "%s fid2path: invalid recno '%s'\n",
9252 "%s fid2path: unrecognized option '%s'\n",
9253 progname, argv[optind - 1]);
9258 if (argc - optind < 2) {
9260 "Usage: %s fid2path FSNAME|ROOT FID...\n",
9265 path_or_fsname = argv[optind];
9267 if (*path_or_fsname == '/') {
9268 print_mnt_dir = true;
9269 rc = llapi_search_mounts(path_or_fsname, 0, mnt_dir, NULL);
9271 print_mnt_dir = false;
9272 rc = llapi_search_rootpath(mnt_dir, path_or_fsname);
9277 "%s fid2path: cannot resolve mount point for '%s': %s\n",
9278 progname, path_or_fsname, strerror(-rc));
9282 mnt_fd = open(mnt_dir, O_RDONLY | O_DIRECTORY);
9285 "%s fid2path: cannot open mount point for '%s': %s\n",
9286 progname, path_or_fsname, strerror(-rc));
9290 /* Strip trailing slashes from mnt_dir. */
9291 rstripc(mnt_dir + 1, '/');
9293 for (i = optind + 1; i < argc; i++) {
9294 const char *fid_str = argv[i];
9298 rc2 = llapi_fid_parse(fid_str, &fid, NULL);
9301 "%s fid2path: invalid FID '%s'\n",
9309 int linktmp = (linkno >= 0) ? linkno : 0;
9311 int oldtmp = linktmp;
9312 long long rectmp = recno;
9313 char path_buf[PATH_MAX];
9315 rc2 = llapi_fid2path_at(mnt_fd, &fid,
9316 path_buf, sizeof(path_buf), &rectmp, &linktmp);
9319 "%s fid2path: cannot find %s %s: %s\n",
9320 progname, path_or_fsname, fid_str,
9328 printf("%s ", fid_str);
9331 printf("%d ", linktmp);
9333 /* You may think this looks wrong or weird (and it is!)
9334 * but we are actually trying to preserve the old quirky
9335 * behaviors (enforced by our old quirky tests!) that
9336 * make lfs so much fun to work on:
9338 * lustre 0x200000007:0x1:0x0 => "/"
9339 * /mnt/lustre 0x200000007:0x1:0x0 => "/mnt/lustre//"
9341 * Note that llapi_fid2path() returns "" for the root
9345 print_mnt_dir ? mnt_dir : "",
9346 (print_mnt_dir || *path_buf == '\0') ? "/" : "",
9350 /* specified linkno */
9353 if (oldtmp == linktmp)
9365 static int lfs_path2fid(int argc, char **argv)
9367 struct option long_opts[] = {
9368 { .val = 'p', .name = "parents", .has_arg = no_argument },
9371 const char short_opts[] = "p";
9372 const char *sep = "";
9375 bool show_parents = false;
9377 while ((rc = getopt_long(argc, argv, short_opts,
9378 long_opts, NULL)) != -1) {
9381 show_parents = true;
9385 "%s path2fid: unrecognized option '%s'\n",
9386 progname, argv[optind - 1]);
9391 if (optind > argc - 1) {
9392 fprintf(stderr, "%s path2fid: FILE... must be specified\n",
9395 } else if (optind < argc - 1) {
9400 for (path = argv + optind; *path != NULL; path++) {
9403 if (!show_parents) {
9404 err = llapi_path2fid(*path, &fid);
9406 printf("%s%s"DFID"\n",
9407 *sep != '\0' ? *path : "", sep,
9410 char name[NAME_MAX + 1];
9411 unsigned int linkno = 0;
9413 while ((err = llapi_path2parent(*path, linkno, &fid,
9414 name, sizeof(name))) == 0) {
9415 if (*sep != '\0' && linkno == 0)
9416 printf("%s%s", *path, sep);
9418 printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
9423 /* err == -ENODATA is end-of-loop */
9424 if (linkno > 0 && err == -ENODATA) {
9432 "%s path2fid: cannot get %sfid for '%s': %s\n",
9433 progname, show_parents ? "parent " : "", *path,
9445 #define MAX_ERRNO 4095
9446 #define IS_ERR_VALUE(x) ((unsigned long)(x) >= (unsigned long)-MAX_ERRNO)
9448 static int lfs_rmfid_and_show_errors(const char *device, struct fid_array *fa)
9452 rc = llapi_rmfid(device, fa);
9454 fprintf(stderr, "%s rmfid: cannot remove FIDs: %s\n",
9455 progname, strerror(-rc));
9459 for (k = 0; k < fa->fa_nr; k++) {
9460 rc2 = (__s32)fa->fa_fids[k].f_ver;
9461 if (!IS_ERR_VALUE(rc2))
9467 fa->fa_fids[k].f_ver = 0;
9468 fprintf(stderr, "%s rmfid: cannot remove "DFID": %s\n",
9469 progname, PFID(&fa->fa_fids[k]), strerror(-rc2));
9475 static int lfs_rmfid(int argc, char **argv)
9477 char *fidstr, *device;
9478 int rc = 0, rc2, nr;
9479 struct fid_array *fa;
9481 if (optind > argc - 1) {
9482 fprintf(stderr, "%s rmfid: missing dirname\n", progname);
9486 device = argv[optind++];
9489 fa = malloc(offsetof(struct fid_array, fa_fids[nr + 1]));
9495 while (optind < argc) {
9498 fidstr = argv[optind++];
9499 while (*fidstr == '[')
9501 found = sscanf(fidstr, SFID, RFID(&fa->fa_fids[fa->fa_nr]));
9503 fprintf(stderr, "unrecognized FID: %s\n",
9508 if (fa->fa_nr == OBD_MAX_FIDS_IN_ARRAY) {
9509 /* start another batch */
9510 rc2 = lfs_rmfid_and_show_errors(device, fa);
9517 rc2 = lfs_rmfid_and_show_errors(device, fa);
9525 static int lfs_data_version(int argc, char **argv)
9527 int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
9535 fprintf(stderr, "%s: FILE must be specified\n",
9540 while ((c = getopt(argc, argv, "hnrw")) != -1) {
9543 data_version_flags = 0;
9546 data_version_flags |= LL_DV_RD_FLUSH;
9549 data_version_flags |= LL_DV_WR_FLUSH;
9553 "%s data_version: unrecognized option '%s'\n",
9554 progname, argv[optind - 1]);
9560 if (optind == argc) {
9561 fprintf(stderr, "%s data_version: FILE must be specified\n",
9566 path = argv[optind];
9567 fd = open(path, O_RDONLY);
9570 fprintf(stderr, "%s data_version: cannot open file '%s': %s\n",
9571 progname, path, strerror(-rc));
9575 rc = llapi_get_data_version(fd, &data_version, data_version_flags);
9578 "%s data_version: cannot get version for '%s': %s\n",
9579 progname, path, strerror(-rc));
9581 printf("%ju" "\n", (uintmax_t)data_version);
9587 static int lfs_hsm_state(int argc, char **argv)
9592 struct hsm_user_state hus;
9600 rc = llapi_hsm_state_get(path, &hus);
9602 fprintf(stderr, "can't get hsm state for %s: %s\n",
9603 path, strerror(errno = -rc));
9607 /* Display path name and status flags */
9608 printf("%s: (0x%08x)", path, hus.hus_states);
9610 if (hus.hus_states & HS_RELEASED)
9611 printf(" released");
9612 if (hus.hus_states & HS_EXISTS)
9614 if (hus.hus_states & HS_DIRTY)
9616 if (hus.hus_states & HS_ARCHIVED)
9617 printf(" archived");
9618 /* Display user-settable flags */
9619 if (hus.hus_states & HS_NORELEASE)
9620 printf(" never_release");
9621 if (hus.hus_states & HS_NOARCHIVE)
9622 printf(" never_archive");
9623 if (hus.hus_states & HS_LOST)
9624 printf(" lost_from_hsm");
9626 if (hus.hus_archive_id != 0)
9627 printf(", archive_id:%d", hus.hus_archive_id);
9630 } while (++i < argc);
9635 #define LFS_HSM_SET 0
9636 #define LFS_HSM_CLEAR 1
9639 * Generic function to set or clear HSM flags.
9640 * Used by hsm_set and hsm_clear.
9642 * @mode if LFS_HSM_SET, set the flags, if LFS_HSM_CLEAR, clear the flags.
9644 static int lfs_hsm_change_flags(int argc, char **argv, int mode)
9646 struct option long_opts[] = {
9647 { .val = 'A', .name = "archived", .has_arg = no_argument },
9648 { .val = 'a', .name = "noarchive", .has_arg = no_argument },
9649 { .val = 'd', .name = "dirty", .has_arg = no_argument },
9650 { .val = 'e', .name = "exists", .has_arg = no_argument },
9651 { .val = 'h', .name = "help", .has_arg = no_argument },
9652 { .val = 'i', .name = "archive-id", .has_arg = required_argument },
9653 { .val = 'l', .name = "lost", .has_arg = no_argument },
9654 { .val = 'r', .name = "norelease", .has_arg = no_argument },
9659 __u32 archive_id = 0;
9665 while ((c = getopt_long(argc, argv, "aAdehi:lr",
9666 long_opts, NULL)) != -1) {
9672 mask |= HS_NOARCHIVE;
9675 mask |= HS_ARCHIVED;
9678 mask |= HS_NORELEASE;
9688 archive_id = strtol(optarg, &end, 10);
9689 if (errno != 0 || *end != '\0' || archive_id < 0) {
9691 "%s: invalid archive_id: '%s'\n",
9697 fprintf(stderr, "%s: unrecognized option '%s'\n",
9698 progname, argv[optind - 1]);
9705 /* User should have specified a flag */
9709 while (optind < argc) {
9710 path = argv[optind];
9712 /* If mode == 0, this means we apply the mask. */
9713 if (mode == LFS_HSM_SET)
9714 rc = llapi_hsm_state_set(path, mask, 0, archive_id);
9716 rc = llapi_hsm_state_set(path, 0, mask, 0);
9719 fprintf(stderr, "Can't change hsm flags for %s: %s\n",
9720 path, strerror(errno = -rc));
9729 static int lfs_hsm_action(int argc, char **argv)
9734 struct hsm_current_action hca;
9735 struct hsm_extent he;
9736 enum hsm_user_action hua;
9737 enum hsm_progress_states hps;
9745 rc = llapi_hsm_current_action(path, &hca);
9747 fprintf(stderr, "can't get hsm action for %s: %s\n",
9748 path, strerror(errno = -rc));
9751 he = hca.hca_location;
9752 hua = hca.hca_action;
9753 hps = hca.hca_state;
9755 printf("%s: %s", path, hsm_user_action2name(hua));
9757 /* Skip file without action */
9758 if (hca.hca_action == HUA_NONE) {
9763 printf(" %s ", hsm_progress_state2name(hps));
9765 if ((hps == HPS_RUNNING) &&
9766 (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
9767 printf("(%llu bytes moved)\n",
9768 (unsigned long long)he.length);
9769 else if ((he.offset + he.length) == LUSTRE_EOF)
9770 printf("(from %llu to EOF)\n",
9771 (unsigned long long)he.offset);
9773 printf("(from %llu to %llu)\n",
9774 (unsigned long long)he.offset,
9775 (unsigned long long)(he.offset + he.length));
9777 } while (++i < argc);
9782 static int lfs_hsm_set(int argc, char **argv)
9784 return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
9787 static int lfs_hsm_clear(int argc, char **argv)
9789 return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
9793 * Check file state and return its fid, to be used by lfs_hsm_request().
9795 * \param[in] file Path to file to check
9796 * \param[in,out] fid Pointer to allocated lu_fid struct.
9797 * \param[in,out] last_dev Pointer to last device id used.
9799 * \return 0 on success.
9801 static int lfs_hsm_prepare_file(const char *file, struct lu_fid *fid,
9807 rc = lstat(file, &st);
9809 fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
9813 * Checking for regular file as archiving as posix copytool
9814 * rejects archiving files other than regular files
9816 if (!S_ISREG(st.st_mode)) {
9817 fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
9820 /* A request should be ... */
9821 if (*last_dev != st.st_dev && *last_dev != 0) {
9823 "All files should be on the same filesystem: %s\n",
9827 *last_dev = st.st_dev;
9829 rc = llapi_path2fid(file, fid);
9831 fprintf(stderr, "Cannot read FID of %s: %s\n",
9832 file, strerror(-rc));
9838 /* Fill an HSM HUR item with a given file name.
9840 * If mntpath is set, then the filename is actually a FID, and no
9841 * lookup on the filesystem will be performed.
9843 * \param[in] hur the user request to fill
9844 * \param[in] idx index of the item inside the HUR to fill
9845 * \param[in] mntpath mountpoint of Lustre
9846 * \param[in] fname filename (if mtnpath is NULL)
9847 * or FID (if mntpath is set)
9848 * \param[in] last_dev pointer to last device id used
9850 * \retval 0 on success
9851 * \retval CMD_HELP or a negative errno on error
9853 static int fill_hur_item(struct hsm_user_request *hur, unsigned int idx,
9854 const char *mntpath, const char *fname,
9857 struct hsm_user_item *hui = &hur->hur_user_item[idx];
9860 hui->hui_extent.length = -1;
9863 rc = llapi_fid_parse(fname, &hui->hui_fid, NULL);
9865 fprintf(stderr, "hsm: '%s' is not a valid FID\n",
9868 rc = lfs_hsm_prepare_file(fname, &hui->hui_fid, last_dev);
9872 hur->hur_request.hr_itemcount++;
9877 static int lfs_hsm_request(int argc, char **argv, int action)
9879 struct option long_opts[] = {
9880 { .val = 'a', .name = "archive", .has_arg = required_argument },
9881 { .val = 'D', .name = "data", .has_arg = required_argument },
9882 { .val = 'h', .name = "help", .has_arg = no_argument },
9883 { .val = 'l', .name = "filelist", .has_arg = required_argument },
9884 { .val = 'm', .name = "mntpath", .has_arg = required_argument },
9887 struct hsm_user_request *hur, *oldhur;
9892 char *filelist = NULL;
9893 char fullpath[PATH_MAX];
9894 char *opaque = NULL;
9898 int nbfile_alloc = 0;
9899 char *some_file = NULL;
9900 char *mntpath = NULL;
9906 while ((c = getopt_long(argc, argv, "a:D:hl:m:",
9907 long_opts, NULL)) != -1) {
9916 if (action != HUA_ARCHIVE &&
9917 action != HUA_REMOVE) {
9919 "error: -a is supported only when archiving or removing\n");
9922 archive_id = atoi(optarg);
9927 some_file = strdup(optarg);
9931 fprintf(stderr, "%s: unrecognized option '%s'\n",
9932 progname, argv[optind - 1]);
9939 /* All remaining args are files, so we have at least nbfile */
9940 nbfile = argc - optind;
9942 if ((nbfile == 0) && (!filelist))
9946 opaque_len = strlen(opaque);
9949 * Alloc the request structure with enough place to store all files
9950 * from command line.
9952 hur = llapi_hsm_user_request_alloc(nbfile, opaque_len);
9954 fprintf(stderr, "Cannot create the request: %s\n",
9958 nbfile_alloc = nbfile;
9960 hur->hur_request.hr_action = action;
9961 hur->hur_request.hr_archive_id = archive_id;
9962 hur->hur_request.hr_flags = 0;
9964 /* All remaining args are files, add them */
9965 if (nbfile != 0 && some_file == NULL)
9966 some_file = strdup(argv[optind]);
9968 for (i = 0; i < nbfile; i++) {
9969 rc = fill_hur_item(hur, i, mntpath, argv[optind + i],
9975 /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
9977 /* If a filelist was specified, read the filelist from it. */
9979 fp = fopen(filelist, "r");
9981 fprintf(stderr, "Cannot read the file list %s: %s\n",
9982 filelist, strerror(errno));
9987 while ((rc = getline(&line, &len, fp)) != -1) {
9989 * If allocated buffer was too small, get something
9992 if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
9995 nbfile_alloc = nbfile_alloc * 2 + 1;
9997 hur = llapi_hsm_user_request_alloc(nbfile_alloc,
10001 "hsm: cannot allocate the request: %s\n",
10008 size = hur_len(oldhur);
10011 "hsm: cannot allocate %u files + %u bytes data\n",
10012 oldhur->hur_request.hr_itemcount,
10013 oldhur->hur_request.hr_data_len);
10020 memcpy(hur, oldhur, size);
10025 if (line[strlen(line) - 1] == '\n')
10026 line[strlen(line) - 1] = '\0';
10028 rc = fill_hur_item(hur, hur->hur_request.hr_itemcount,
10029 mntpath, line, &last_dev);
10045 /* If a --data was used, add it to the request */
10046 hur->hur_request.hr_data_len = opaque_len;
10048 memcpy(hur_data(hur), opaque, opaque_len);
10050 /* Send the HSM request */
10051 if (realpath(some_file, fullpath) == NULL) {
10052 fprintf(stderr, "Could not find path '%s': %s\n",
10053 some_file, strerror(errno));
10055 rc = llapi_hsm_request(fullpath, hur);
10057 fprintf(stderr, "Cannot send HSM request (use of %s): %s\n",
10058 some_file, strerror(-rc));
10068 static int lfs_hsm_archive(int argc, char **argv)
10070 return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
10073 static int lfs_hsm_restore(int argc, char **argv)
10075 return lfs_hsm_request(argc, argv, HUA_RESTORE);
10078 static int lfs_hsm_release(int argc, char **argv)
10080 return lfs_hsm_request(argc, argv, HUA_RELEASE);
10083 static int lfs_hsm_remove(int argc, char **argv)
10085 return lfs_hsm_request(argc, argv, HUA_REMOVE);
10088 static int lfs_hsm_cancel(int argc, char **argv)
10090 return lfs_hsm_request(argc, argv, HUA_CANCEL);
10093 static int lfs_swap_layouts(int argc, char **argv)
10098 return llapi_swap_layouts(argv[1], argv[2], 0, 0,
10099 SWAP_LAYOUTS_KEEP_MTIME |
10100 SWAP_LAYOUTS_KEEP_ATIME);
10103 static const char *const ladvise_names[] = LU_LADVISE_NAMES;
10105 static const char *const lock_mode_names[] = LOCK_MODE_NAMES;
10107 int lfs_get_mode(const char *string)
10109 enum lock_mode_user mode;
10111 for (mode = 0; mode < ARRAY_SIZE(lock_mode_names); mode++) {
10112 if (lock_mode_names[mode] == NULL)
10114 if (strcasecmp(string, lock_mode_names[mode]) == 0)
10121 static enum lu_ladvise_type lfs_get_ladvice(const char *string)
10123 enum lu_ladvise_type advice;
10126 advice < ARRAY_SIZE(ladvise_names); advice++) {
10127 if (ladvise_names[advice] == NULL)
10129 if (strcmp(string, ladvise_names[advice]) == 0)
10133 return LU_LADVISE_INVALID;
10136 static int lfs_ladvise(int argc, char **argv)
10138 struct option long_opts[] = {
10139 { .val = 'a', .name = "advice", .has_arg = required_argument },
10140 { .val = 'b', .name = "background", .has_arg = no_argument },
10141 { .val = 'e', .name = "end", .has_arg = required_argument },
10142 { .val = 'h', .name = "help", .has_arg = no_argument },
10143 { .val = 'l', .name = "length", .has_arg = required_argument },
10144 { .val = 'm', .name = "mode", .has_arg = required_argument },
10145 { .val = 's', .name = "start", .has_arg = required_argument },
10146 { .val = 'u', .name = "unset", .has_arg = no_argument },
10147 { .name = NULL } };
10148 struct llapi_lu_ladvise advice;
10149 enum lu_ladvise_type advice_type = LU_LADVISE_INVALID;
10150 unsigned long long start = 0;
10151 unsigned long long end = LUSTRE_EOF;
10152 unsigned long long length = 0;
10153 unsigned long long size_units;
10154 unsigned long long flags = 0;
10160 while ((c = getopt_long(argc, argv, "a:be:hl:m:s:u",
10161 long_opts, NULL)) != -1) {
10164 advice_type = lfs_get_ladvice(optarg);
10165 if (advice_type == LU_LADVISE_INVALID) {
10167 "%s: invalid advice type '%s'\n",
10169 fprintf(stderr, "Valid types:");
10171 for (advice_type = 0;
10172 advice_type < ARRAY_SIZE(ladvise_names);
10174 if (ladvise_names[advice_type] == NULL)
10176 fprintf(stderr, " %s",
10177 ladvise_names[advice_type]);
10179 fprintf(stderr, "\n");
10192 rc = llapi_parse_size(optarg, &end,
10195 fprintf(stderr, "%s: bad end offset '%s'\n",
10202 rc = llapi_parse_size(optarg, &start,
10206 "%s: bad start offset '%s'\n",
10213 rc = llapi_parse_size(optarg, &length,
10216 fprintf(stderr, "%s: bad length '%s'\n",
10222 mode = lfs_get_mode(optarg);
10225 "%s: bad mode '%s', valid modes are READ or WRITE\n",
10231 fprintf(stderr, "%s: unrecognized option '%s'\n",
10232 progname, argv[optind - 1]);
10239 if (advice_type == LU_LADVISE_INVALID) {
10240 fprintf(stderr, "%s: please give an advice type\n", argv[0]);
10241 fprintf(stderr, "Valid types:");
10242 for (advice_type = 0; advice_type < ARRAY_SIZE(ladvise_names);
10244 if (ladvise_names[advice_type] == NULL)
10246 fprintf(stderr, " %s", ladvise_names[advice_type]);
10248 fprintf(stderr, "\n");
10252 if (advice_type == LU_LADVISE_LOCKNOEXPAND) {
10254 "%s: Lock no expand advice is a per file descriptor advice, so when called from lfs, it does nothing.\n",
10259 if (argc <= optind) {
10260 fprintf(stderr, "%s: please give one or more file names\n",
10265 if (end != LUSTRE_EOF && length != 0 && end != start + length) {
10266 fprintf(stderr, "%s: conflicting arguments of -l and -e\n",
10271 if (end == LUSTRE_EOF && length != 0)
10272 end = start + length;
10274 if (end <= start) {
10275 fprintf(stderr, "%s: range [%llu, %llu] is invalid\n",
10276 argv[0], start, end);
10280 if (advice_type != LU_LADVISE_LOCKAHEAD && mode != 0) {
10281 fprintf(stderr, "%s: mode is only valid with lockahead\n",
10286 if (advice_type == LU_LADVISE_LOCKAHEAD && mode == 0) {
10287 fprintf(stderr, "%s: mode is required with lockahead\n",
10292 while (optind < argc) {
10295 path = argv[optind++];
10297 fd = open(path, O_RDONLY);
10299 fprintf(stderr, "%s: cannot open file '%s': %s\n",
10300 argv[0], path, strerror(errno));
10305 advice.lla_start = start;
10306 advice.lla_end = end;
10307 advice.lla_advice = advice_type;
10308 advice.lla_value1 = 0;
10309 advice.lla_value2 = 0;
10310 advice.lla_value3 = 0;
10311 advice.lla_value4 = 0;
10312 if (advice_type == LU_LADVISE_LOCKAHEAD) {
10313 advice.lla_lockahead_mode = mode;
10314 advice.lla_peradvice_flags = flags;
10317 rc2 = llapi_ladvise(fd, flags, 1, &advice);
10321 "%s: cannot give advice '%s' to file '%s': %s\n",
10322 argv[0], ladvise_names[advice_type],
10323 path, strerror(errno));
10329 if (rc == 0 && rc2 < 0)
10335 static const char *const heat_names[] = LU_HEAT_NAMES;
10337 static int lfs_heat_get(int argc, char **argv)
10339 struct lu_heat *heat;
10348 heat = calloc(sizeof(*heat) + sizeof(__u64) * OBD_HEAT_COUNT, 1);
10350 fprintf(stderr, "%s: memory allocation failed\n", argv[0]);
10355 while (optind < argc) {
10356 path = argv[optind++];
10358 fd = open(path, O_RDONLY);
10360 fprintf(stderr, "%s: cannot open file '%s': %s\n",
10361 argv[0], path, strerror(errno));
10366 heat->lh_count = OBD_HEAT_COUNT;
10367 rc2 = llapi_heat_get(fd, heat);
10371 "%s: cannot get heat of file '%s': %s\n",
10372 argv[0], path, strerror(errno));
10376 printf("flags: %x\n", heat->lh_flags);
10377 for (i = 0; i < heat->lh_count; i++)
10378 printf("%s: %llu\n", heat_names[i],
10379 (unsigned long long)heat->lh_heat[i]);
10381 if (rc == 0 && rc2 < 0)
10389 static int lfs_heat_set(int argc, char **argv)
10391 struct option long_opts[] = {
10392 { .val = 'c', .name = "clear", .has_arg = no_argument },
10393 { .val = 'h', .name = "help", .has_arg = no_argument },
10394 { .val = 'o', .name = "off", .has_arg = no_argument },
10395 { .val = 'O', .name = "on", .has_arg = no_argument },
10396 { .name = NULL } };
10397 enum lu_heat_flag flags = 0;
10407 while ((c = getopt_long(argc, argv, "choO", long_opts, NULL)) != -1) {
10410 flags |= LU_HEAT_FLAG_CLEAR;
10413 flags |= LU_HEAT_FLAG_CLEAR;
10414 flags |= LU_HEAT_FLAG_OFF;
10417 flags &= ~LU_HEAT_FLAG_OFF;
10420 fprintf(stderr, "%s: unrecognized option '%s'\n",
10421 progname, argv[optind - 1]);
10428 if (argc <= optind) {
10429 fprintf(stderr, "%s: please give one or more file names\n",
10434 while (optind < argc) {
10435 path = argv[optind++];
10437 fd = open(path, O_RDONLY);
10439 fprintf(stderr, "%s: cannot open file '%s': %s\n",
10440 argv[0], path, strerror(errno));
10445 rc2 = llapi_heat_set(fd, flags);
10449 "%s: cannot setflags heat of file '%s': %s\n",
10450 argv[0], path, strerror(errno));
10454 if (rc == 0 && rc2 < 0)
10461 * The input string contains a comma delimited list of component ids and
10462 * ranges, for example "1,2-4,7".
10464 static int parse_mirror_ids(__u16 *ids, int size, char *arg)
10466 bool end_of_loop = false;
10474 while (!end_of_loop) {
10478 char *endptr = NULL;
10481 ptr = strchrnul(arg, ',');
10482 end_of_loop = *ptr == '\0';
10485 start_index = strtol(arg, &endptr, 0);
10486 if (endptr == arg) /* no data at all */
10488 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
10490 if (start_index < 0)
10493 end_index = start_index;
10494 if (*endptr == '-') {
10495 end_index = strtol(endptr + 1, &endptr, 0);
10496 if (*endptr != '\0')
10498 if (end_index < start_index)
10502 for (i = start_index; i <= end_index && size > 0; i++) {
10505 /* remove duplicate */
10506 for (j = 0; j < nr; j++) {
10510 if (j == nr) { /* no duplicate */
10516 if (size == 0 && i < end_index)
10523 if (!end_of_loop && ptr)
10526 return rc < 0 ? rc : nr;
10530 * struct verify_mirror_id - Mirror id to be verified.
10531 * @mirror_id: A specified mirror id.
10532 * @is_valid_id: @mirror_id is valid or not in the mirrored file.
10534 struct verify_mirror_id {
10540 * compare_mirror_ids() - Compare mirror ids.
10541 * @layout: Mirror component list.
10542 * @cbdata: Callback data in verify_mirror_id structure.
10544 * This is a callback function called by llapi_layout_comp_iterate()
10545 * to compare the specified mirror id with the one in the current
10546 * component of @layout. If they are the same, then the specified
10547 * mirror id is valid.
10549 * Return: a negative error code on failure or
10550 * LLAPI_LAYOUT_ITER_CONT: Proceed iteration
10551 * LLAPI_LAYOUT_ITER_STOP: Stop iteration
10554 int compare_mirror_ids(struct llapi_layout *layout, void *cbdata)
10556 struct verify_mirror_id *mirror_id_cbdata =
10557 (struct verify_mirror_id *)cbdata;
10558 uint32_t mirror_id;
10561 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
10565 "%s: llapi_layout_mirror_id_get failed: %s.\n",
10566 progname, strerror(errno));
10570 if (mirror_id_cbdata->mirror_id == mirror_id) {
10571 mirror_id_cbdata->is_valid_id = true;
10572 return LLAPI_LAYOUT_ITER_STOP;
10575 return LLAPI_LAYOUT_ITER_CONT;
10579 * verify_mirror_ids() - Verify specified mirror ids.
10580 * @fname: Mirrored file name.
10581 * @mirror_ids: Specified mirror ids to be verified.
10582 * @ids_nr: Number of specified mirror ids.
10584 * This function verifies that specified @mirror_ids are valid
10585 * in the mirrored file @fname.
10587 * Return: 0 on success or a negative error code on failure.
10590 int verify_mirror_ids(const char *fname, __u16 *mirror_ids, int ids_nr)
10592 struct llapi_layout *layout = NULL;
10593 struct verify_mirror_id mirror_id_cbdata = { 0 };
10595 uint32_t flr_state;
10604 if (stat(fname, &stbuf) < 0) {
10605 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
10606 progname, fname, strerror(errno));
10611 if (!S_ISREG(stbuf.st_mode)) {
10612 fprintf(stderr, "%s: '%s' is not a regular file.\n",
10618 fd = open(fname, O_DIRECT | O_RDONLY);
10620 fprintf(stderr, "%s: cannot open '%s': %s.\n",
10621 progname, fname, strerror(errno));
10626 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
10628 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
10629 progname, fname, strerror(errno));
10633 layout = llapi_layout_get_by_fd(fd, 0);
10635 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
10636 progname, fname, strerror(errno));
10638 llapi_lease_release(fd);
10642 rc = llapi_layout_flags_get(layout, &flr_state);
10644 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
10645 progname, fname, strerror(errno));
10650 flr_state &= LCM_FL_FLR_MASK;
10651 switch (flr_state) {
10654 fprintf(stderr, "%s: '%s' file state error: %s.\n",
10655 progname, fname, llapi_layout_flags_string(flr_state));
10662 for (i = 0; i < ids_nr; i++) {
10663 mirror_id_cbdata.mirror_id = mirror_ids[i];
10664 mirror_id_cbdata.is_valid_id = false;
10666 rc = llapi_layout_comp_iterate(layout, compare_mirror_ids,
10667 &mirror_id_cbdata);
10671 "%s: '%s' failed to verify mirror id: %u.\n",
10672 progname, fname, mirror_ids[i]);
10676 if (!mirror_id_cbdata.is_valid_id) {
10679 "%s: '%s' invalid specified mirror id: %u.\n",
10680 progname, fname, mirror_ids[i]);
10686 llapi_layout_free(layout);
10687 llapi_lease_release(fd);
10695 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
10696 __u16 *mirror_ids, int ids_nr)
10698 struct llapi_resync_comp comp_array[1024] = { { 0 } };
10699 struct llapi_layout *layout;
10701 uint32_t flr_state;
10710 if (stat(fname, &stbuf) < 0) {
10711 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
10712 progname, fname, strerror(errno));
10716 if (!S_ISREG(stbuf.st_mode)) {
10717 fprintf(stderr, "%s: '%s' is not a regular file.\n",
10723 /* Allow mirror resync even without the key on encrypted files */
10724 fd = open(fname, O_DIRECT | O_RDWR | O_FILE_ENC);
10726 fprintf(stderr, "%s: cannot open '%s': %s.\n",
10727 progname, fname, strerror(errno));
10732 layout = llapi_layout_get_by_fd(fd, 0);
10734 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
10735 progname, fname, strerror(errno));
10740 rc = llapi_layout_flags_get(layout, &flr_state);
10742 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
10743 progname, fname, strerror(errno));
10748 flr_state &= LCM_FL_FLR_MASK;
10749 if (flr_state == LCM_FL_NONE) {
10751 fprintf(stderr, "%s: '%s' is not a FLR file.\n",
10756 /* get stale component info */
10757 comp_size = llapi_mirror_find_stale(layout, comp_array,
10758 ARRAY_SIZE(comp_array),
10759 mirror_ids, ids_nr);
10760 if (comp_size <= 0) {
10765 ioc->lil_mode = LL_LEASE_WRLCK;
10766 ioc->lil_flags = LL_LEASE_RESYNC;
10767 rc = llapi_lease_set(fd, ioc);
10769 if (rc == -EALREADY)
10773 "%s: '%s' llapi_lease_get_ext resync failed: %s.\n",
10774 progname, fname, strerror(-rc));
10778 /* get the read range [start, end) */
10779 start = comp_array[0].lrc_start;
10780 end = comp_array[0].lrc_end;
10781 for (idx = 1; idx < comp_size; idx++) {
10782 if (comp_array[idx].lrc_start < start)
10783 start = comp_array[idx].lrc_start;
10784 if (end < comp_array[idx].lrc_end)
10785 end = comp_array[idx].lrc_end;
10788 rc = llapi_lease_check(fd);
10789 if (rc != LL_LEASE_WRLCK) {
10790 fprintf(stderr, "%s: '%s' lost lease lock.\n",
10795 rc = llapi_mirror_resync_many(fd, layout, comp_array, comp_size,
10798 fprintf(stderr, "%s: '%s' llapi_mirror_resync_many: %s.\n",
10799 progname, fname, strerror(-rc));
10801 rc = migrate_set_timestamps(fd, &stbuf);
10803 fprintf(stderr, "%s: '%s' cannot set timestamps: %s\n",
10804 progname, fname, strerror(-rc));
10808 /* need to do the lease unlock even resync fails */
10809 ioc->lil_mode = LL_LEASE_UNLCK;
10810 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
10811 ioc->lil_count = 0;
10812 for (idx = 0; idx < comp_size; idx++) {
10813 if (comp_array[idx].lrc_synced) {
10814 ioc->lil_ids[ioc->lil_count] = comp_array[idx].lrc_id;
10819 rc2 = llapi_lease_set(fd, ioc);
10821 * llapi_lease_set returns lease mode when it request to unlock
10825 /* rc2 == 0 means lost lease lock */
10826 if (rc2 == 0 && rc == 0)
10830 fprintf(stderr, "%s: resync file '%s' failed: %s.\n",
10832 rc2 == 0 ? "lost lease lock" : strerror(-rc2));
10834 llapi_lease_release(fd);
10839 llapi_layout_free(layout);
10846 static inline int lfs_mirror_resync(int argc, char **argv)
10848 struct option long_opts[] = {
10849 { .val = 'h', .name = "help", .has_arg = no_argument },
10850 { .val = 'o', .name = "only", .has_arg = required_argument },
10851 { .name = NULL } };
10852 struct ll_ioc_lease *ioc = NULL;
10853 __u16 mirror_ids[128] = { 0 };
10858 while ((c = getopt_long(argc, argv, "ho:", long_opts, NULL)) >= 0) {
10861 rc = parse_mirror_ids(mirror_ids,
10862 sizeof(mirror_ids) / sizeof(__u16),
10866 "%s: bad mirror ids '%s'.\n",
10873 fprintf(stderr, "%s: unrecognized option '%s'\n",
10874 progname, argv[optind - 1]);
10882 if (argc == optind) {
10883 fprintf(stderr, "%s: no file name given.\n", argv[0]);
10888 if (ids_nr > 0 && argc > optind + 1) {
10890 "%s: option '--only' cannot be used upon multiple files.\n",
10897 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
10902 /* set the lease on the file */
10903 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
10905 fprintf(stderr, "%s: cannot alloc id array for ioc: %s.\n",
10906 argv[0], strerror(errno));
10911 for (; optind < argc; optind++) {
10912 rc = lfs_mirror_resync_file(argv[optind], ioc,
10913 mirror_ids, ids_nr);
10914 /* ignore previous file's error, continue with next file */
10917 memset(ioc, 0, sizeof(*ioc) + sizeof(__u32) * 4096);
10925 static inline int verify_mirror_id_by_fd(int fd, __u16 mirror_id)
10927 struct llapi_layout *layout;
10930 layout = llapi_layout_get_by_fd(fd, 0);
10932 fprintf(stderr, "could not get layout.\n");
10936 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &mirror_id);
10938 fprintf(stderr, "failed to iterate layout\n");
10939 llapi_layout_free(layout);
10942 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
10943 fprintf(stderr, "does not find mirror with ID %u\n", mirror_id);
10944 llapi_layout_free(layout);
10948 llapi_layout_free(layout);
10954 * Check whether two files are the same file
10955 * \retval 0 same file
10956 * \retval 1 not the same file
10957 * \retval <0 error code
10959 static inline int check_same_file(int fd, const char *f2)
10961 struct stat stbuf1;
10962 struct stat stbuf2;
10964 if (fstat(fd, &stbuf1) < 0)
10967 if (stat(f2, &stbuf2) < 0)
10970 if (stbuf1.st_rdev == stbuf2.st_rdev &&
10971 stbuf1.st_ino == stbuf2.st_ino)
10977 static inline int lfs_mirror_read(int argc, char **argv)
10980 __u16 mirror_id = 0;
10981 const char *outfile = NULL;
10987 const size_t buflen = 4 << 20;
10989 struct option long_opts[] = {
10990 { .val = 'h', .name = "help", .has_arg = no_argument },
10991 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
10992 { .val = 'o', .name = "outfile", .has_arg = required_argument },
10993 { .name = NULL } };
10995 while ((c = getopt_long(argc, argv, "hN:o:", long_opts, NULL)) >= 0) {
11000 unsigned long int id;
11003 id = strtoul(optarg, &end, 0);
11004 if (errno != 0 || *end != '\0' || id == 0 ||
11007 "%s %s: invalid mirror ID '%s'\n",
11008 progname, argv[0], optarg);
11012 mirror_id = (__u16)id;
11019 fprintf(stderr, "%s: unrecognized option '%s'\n",
11020 progname, argv[optind - 1]);
11027 if (argc == optind) {
11028 fprintf(stderr, "%s %s: no mirrored file provided\n",
11029 progname, argv[0]);
11031 } else if (argc > optind + 1) {
11032 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
11036 if (mirror_id == 0) {
11037 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
11038 progname, argv[0]);
11042 /* open mirror file */
11043 fname = argv[optind];
11044 fd = open(fname, O_DIRECT | O_RDONLY);
11046 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
11047 progname, argv[0], fname, strerror(errno));
11051 /* verify mirror id */
11052 rc = verify_mirror_id_by_fd(fd, mirror_id);
11055 "%s %s: cannot find mirror with ID %u in '%s'\n",
11056 progname, argv[0], mirror_id, fname);
11060 /* open output file - O_EXCL ensures output is not the same as input */
11062 outfd = open(outfile, O_EXCL | O_WRONLY | O_CREAT, 0644);
11064 fprintf(stderr, "%s %s: cannot create file '%s': %s\n",
11065 progname, argv[0], outfile, strerror(errno));
11070 outfd = STDOUT_FILENO;
11073 /* allocate buffer */
11074 rc = posix_memalign(&buf, sysconf(_SC_PAGESIZE), buflen);
11076 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
11077 progname, argv[0], rc);
11083 ssize_t bytes_read;
11084 ssize_t written = 0;
11086 bytes_read = llapi_mirror_read(fd, mirror_id, buf, buflen, pos);
11087 if (bytes_read < 0) {
11090 "%s %s: fail to read data from mirror %u: %s\n",
11091 progname, argv[0], mirror_id, strerror(-rc));
11096 if (bytes_read == 0)
11099 while (written < bytes_read) {
11102 written2 = write(outfd, buf + written,
11103 bytes_read - written);
11104 if (written2 < 0) {
11106 "%s %s: fail to write %s: %s\n",
11107 progname, argv[0], outfile ? : "STDOUT",
11112 written += written2;
11115 if (written != bytes_read) {
11117 "%s %s: written %ld bytes does not match with %ld read.\n",
11118 progname, argv[0], written, bytes_read);
11140 static inline int lfs_mirror_write(int argc, char **argv)
11143 __u16 mirror_id = 0;
11144 const char *inputfile = NULL;
11150 const size_t buflen = 4 << 20;
11152 size_t page_size = sysconf(_SC_PAGESIZE);
11153 struct ll_ioc_lease_id ioc;
11154 struct option long_opts[] = {
11155 { .val = 'h', .name = "help", .has_arg = no_argument },
11156 { .val = 'i', .name = "inputfile", .has_arg = required_argument },
11157 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
11158 { .name = NULL } };
11160 while ((c = getopt_long(argc, argv, "hi:N:", long_opts, NULL)) >= 0) {
11165 unsigned long int id;
11168 id = strtoul(optarg, &end, 0);
11169 if (errno != 0 || *end != '\0' || id == 0 ||
11172 "%s %s: invalid mirror ID '%s'\n",
11173 progname, argv[0], optarg);
11177 mirror_id = (__u16)id;
11181 inputfile = optarg;
11184 fprintf(stderr, "%s: unrecognized option '%s'\n",
11185 progname, argv[optind - 1]);
11192 if (argc == optind) {
11193 fprintf(stderr, "%s %s: no mirrored file provided\n",
11194 progname, argv[0]);
11196 } else if (argc > optind + 1) {
11197 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
11201 if (mirror_id == 0) {
11202 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
11203 progname, argv[0]);
11207 /* open mirror file */
11208 fname = argv[optind];
11209 fd = open(fname, O_DIRECT | O_WRONLY);
11211 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
11212 progname, argv[0], fname, strerror(errno));
11216 /* verify mirror id */
11217 rc = verify_mirror_id_by_fd(fd, mirror_id);
11220 "%s %s: cannot find mirror with ID %u in '%s'\n",
11221 progname, argv[0], mirror_id, fname);
11225 /* open input file */
11227 rc = check_same_file(fd, inputfile);
11230 "%s %s: input file cannot be the mirrored file\n",
11231 progname, argv[0]);
11237 inputfd = open(inputfile, O_RDONLY, 0644);
11239 fprintf(stderr, "%s %s: cannot open file '%s': %s\n",
11240 progname, argv[0], inputfile, strerror(errno));
11245 inputfd = STDIN_FILENO;
11248 /* allocate buffer */
11249 rc = posix_memalign(&buf, page_size, buflen);
11251 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
11252 progname, argv[0], rc);
11253 goto close_inputfd;
11256 /* prepare target mirror components instantiation */
11257 ioc.lil_mode = LL_LEASE_WRLCK;
11258 ioc.lil_flags = LL_LEASE_RESYNC;
11259 ioc.lil_mirror_id = mirror_id;
11260 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
11263 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
11264 progname, argv[0], fname, strerror(errno));
11270 ssize_t bytes_read;
11274 rc = llapi_lease_check(fd);
11275 if (rc != LL_LEASE_WRLCK) {
11276 fprintf(stderr, "%s %s: '%s' lost lease lock\n",
11277 progname, argv[0], fname);
11281 bytes_read = read(inputfd, buf, buflen);
11282 if (bytes_read < 0) {
11285 "%s %s: fail to read data from '%s': %s\n",
11286 progname, argv[0], inputfile ? : "STDIN",
11293 if (bytes_read == 0)
11296 /* round up to page align to make direct IO happy. */
11297 to_write = (bytes_read + page_size - 1) & ~(page_size - 1);
11299 written = llapi_mirror_write(fd, mirror_id, buf, to_write,
11304 "%s %s: fail to write to mirror %u: %s\n",
11305 progname, argv[0], mirror_id,
11313 if (pos & (page_size - 1)) {
11314 rc = llapi_mirror_truncate(fd, mirror_id, pos);
11319 ioc.lil_mode = LL_LEASE_UNLCK;
11320 ioc.lil_flags = LL_LEASE_RESYNC_DONE;
11322 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
11327 "%s %s: release lease lock of '%s' failed: %s\n",
11328 progname, argv[0], fname, strerror(errno));
11345 static inline int get_other_mirror_ids(int fd, __u16 *ids, __u16 exclude_id)
11347 struct llapi_layout *layout;
11348 struct collect_ids_data cid = { .cid_ids = ids,
11350 .cid_exclude = exclude_id, };
11353 layout = llapi_layout_get_by_fd(fd, 0);
11355 fprintf(stderr, "could not get layout\n");
11359 rc = llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
11361 fprintf(stderr, "failed to iterate layout\n");
11362 llapi_layout_free(layout);
11366 llapi_layout_free(layout);
11368 return cid.cid_count;
11371 #ifndef MIRROR_ID_NEG
11372 #define MIRROR_ID_NEG 0x8000
11375 static inline int lfs_mirror_copy(int argc, char **argv)
11378 __u16 read_mirror_id = 0;
11379 __u16 ids[128] = { 0 };
11381 struct llapi_layout *layout = NULL;
11382 struct llapi_resync_comp comp_array[1024] = { { 0 } };
11389 struct ll_ioc_lease *ioc = NULL;
11390 struct ll_ioc_lease_id *resync_ioc;
11391 struct option long_opts[] = {
11392 { .val = 'h', .name = "help", .has_arg = no_argument },
11393 { .val = 'i', .name = "read-mirror", .has_arg = required_argument },
11394 { .val = 'o', .name = "write-mirror", .has_arg = required_argument },
11395 { .name = NULL } };
11396 char cmd[PATH_MAX];
11398 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
11400 while ((c = getopt_long(argc, argv, "hi:o:", long_opts, NULL)) >= 0) {
11405 unsigned long int id;
11408 id = strtoul(optarg, &end, 0);
11409 if (errno != 0 || *end != '\0' || id == 0 ||
11412 "%s: invalid read mirror ID '%s'\n",
11417 read_mirror_id = (__u16)id;
11421 if (!strcmp(optarg, "-1")) {
11422 /* specify all other mirrors */
11423 ids[0] = (__u16)-1;
11426 count = parse_mirror_ids((__u16 *)ids,
11434 fprintf(stderr, "%s: unrecognized option '%s'\n",
11435 progname, argv[optind - 1]);
11442 if (argc == optind) {
11443 fprintf(stderr, "%s %s: no mirrored file provided\n",
11444 progname, argv[0]);
11446 } else if (argc > optind + 1) {
11447 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
11451 if (read_mirror_id == 0) {
11453 "%s %s: no valid read mirror ID %d is provided\n",
11454 progname, argv[0], read_mirror_id);
11460 "%s %s: no write mirror ID is provided\n",
11461 progname, argv[0]);
11465 for (i = 0; i < count; i++) {
11466 if (read_mirror_id == ids[i]) {
11468 "%s %s: read and write mirror ID cannot be the same\n",
11469 progname, argv[0]);
11474 /* open mirror file */
11475 fname = argv[optind];
11477 fd = open(fname, O_DIRECT | O_RDWR);
11479 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
11480 progname, argv[0], fname, strerror(errno));
11484 /* write to all other mirrors */
11485 if (ids[0] == (__u16)-1) {
11486 count = get_other_mirror_ids(fd, ids, read_mirror_id);
11490 "%s %s: failed to get other mirror ids in '%s': %d\n",
11491 progname, argv[0], fname, rc);
11496 /* verify mirror id */
11497 rc = verify_mirror_id_by_fd(fd, read_mirror_id);
11500 "%s %s: cannot find mirror with ID %u in '%s'\n",
11501 progname, argv[0], read_mirror_id, fname);
11505 for (i = 0; i < count; i++) {
11506 rc = verify_mirror_id_by_fd(fd, ids[i]);
11509 "%s %s: cannot find mirror with ID %u in '%s'\n",
11510 progname, argv[0], ids[i], fname);
11515 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
11518 "%s %s: cannot alloc comp id array for ioc: %s\n",
11519 progname, argv[0], strerror(errno));
11524 /* get stale component info */
11525 layout = llapi_layout_get_by_fd(fd, 0);
11527 fprintf(stderr, "%s %s: failed to get layout of '%s': %s\n",
11528 progname, argv[0], fname, strerror(errno));
11532 comp_size = llapi_mirror_find_stale(layout, comp_array,
11533 ARRAY_SIZE(comp_array),
11535 llapi_layout_free(layout);
11536 if (comp_size < 0) {
11541 /* prepare target mirror components instantiation */
11542 resync_ioc = (struct ll_ioc_lease_id *)ioc;
11543 resync_ioc->lil_mode = LL_LEASE_WRLCK;
11544 resync_ioc->lil_flags = LL_LEASE_RESYNC;
11546 resync_ioc->lil_mirror_id = ids[0];
11548 resync_ioc->lil_mirror_id = read_mirror_id | MIRROR_ID_NEG;
11549 rc = llapi_lease_set(fd, ioc);
11552 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
11553 progname, argv[0], fname, strerror(errno));
11557 copied = llapi_mirror_copy_many(fd, read_mirror_id, ids, count);
11560 fprintf(stderr, "%s %s: copy error: %d\n",
11561 progname, argv[0], rc);
11565 fprintf(stdout, "mirror copied successfully: ");
11566 for (i = 0; i < copied; i++)
11567 fprintf(stdout, "%d ", ids[i]);
11568 fprintf(stdout, "\n");
11570 ioc->lil_mode = LL_LEASE_UNLCK;
11571 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
11572 ioc->lil_count = 0;
11573 for (i = 0; i < comp_size; i++) {
11576 for (j = 0; j < copied; j++) {
11577 if (comp_array[i].lrc_mirror_id != ids[j])
11580 ioc->lil_ids[ioc->lil_count] = comp_array[i].lrc_id;
11584 rc = llapi_lease_set(fd, ioc);
11589 "%s %s: release lease lock of '%s' failed: %s\n",
11590 progname, argv[0], fname, strerror(errno));
11605 * struct verify_chunk - Mirror chunk to be verified.
11606 * @chunk: [start, end) of the chunk.
11607 * @mirror_count: Number of mirror ids in @mirror_id array.
11608 * @mirror_id: Array of valid mirror ids that cover the chunk.
11610 struct verify_chunk {
11611 struct lu_extent chunk;
11612 unsigned int mirror_count;
11613 __u16 mirror_id[LUSTRE_MIRROR_COUNT_MAX];
11617 * print_chunks() - Print chunk information.
11618 * @fname: Mirrored file name.
11619 * @chunks: Array of chunks.
11620 * @chunk_count: Number of chunks in @chunks array.
11622 * This function prints [start, end) of each chunk in @chunks
11623 * for mirrored file @fname, and also prints the valid mirror ids
11624 * that cover the chunk.
11629 void print_chunks(const char *fname, struct verify_chunk *chunks,
11635 fprintf(stdout, "Chunks to be verified in %s:\n", fname);
11636 for (i = 0; i < chunk_count; i++) {
11637 fprintf(stdout, DEXT, PEXT(&chunks[i].chunk));
11639 if (chunks[i].mirror_count == 0)
11640 fprintf(stdout, "\t[");
11642 fprintf(stdout, "\t[%u", chunks[i].mirror_id[0]);
11643 for (j = 1; j < chunks[i].mirror_count; j++)
11644 fprintf(stdout, ", %u", chunks[i].mirror_id[j]);
11646 fprintf(stdout, "]\t%u\n", chunks[i].mirror_count);
11648 fprintf(stdout, "\n");
11652 * print_checksums() - Print CRC-32 checksum values.
11653 * @chunk: A chunk and its corresponding valid mirror ids.
11654 * @crc: CRC-32 checksum values on the chunk for each valid mirror.
11656 * This function prints CRC-32 checksum values on @chunk for
11657 * each valid mirror that covers it.
11662 void print_checksums(struct verify_chunk *chunk, unsigned long *crc,
11663 unsigned long long pos, unsigned long long len)
11668 "CRC-32 checksum value for chunk "DEXT":\n", pos, pos + len);
11669 for (i = 0; i < chunk->mirror_count; i++)
11670 fprintf(stdout, "Mirror %u:\t%#lx\n",
11671 chunk->mirror_id[i], crc[i]);
11672 fprintf(stdout, "\n");
11676 * filter_mirror_id() - Filter specified mirror ids.
11677 * @chunks: Array of chunks.
11678 * @chunk_count: Number of chunks in @chunks array.
11679 * @mirror_ids: Specified mirror ids to be verified.
11680 * @ids_nr: Number of specified mirror ids.
11682 * This function scans valid mirror ids that cover each chunk in @chunks
11683 * and filters specified mirror ids.
11688 void filter_mirror_id(struct verify_chunk *chunks, int chunk_count,
11689 __u16 *mirror_ids, int ids_nr)
11694 __u16 valid_id[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
11695 unsigned int valid_count = 0;
11697 for (i = 0; i < chunk_count; i++) {
11698 if (chunks[i].mirror_count == 0)
11702 for (j = 0; j < ids_nr; j++) {
11703 for (k = 0; k < chunks[i].mirror_count; k++) {
11704 if (chunks[i].mirror_id[k] == mirror_ids[j]) {
11705 valid_id[valid_count] = mirror_ids[j];
11712 memcpy(chunks[i].mirror_id, valid_id,
11713 sizeof(__u16) * valid_count);
11714 chunks[i].mirror_count = valid_count;
11719 * lfs_mirror_prepare_chunk() - Find mirror chunks to be verified.
11720 * @layout: Mirror component list.
11721 * @chunks: Array of chunks.
11722 * @chunks_size: Array size of @chunks.
11724 * This function scans the components in @layout from offset 0 to LUSTRE_EOF
11725 * to find out chunk segments and store them in @chunks array.
11727 * The @mirror_id array in each element of @chunks will store the valid
11728 * mirror ids that cover the chunk. If a mirror component covering the
11729 * chunk has LCME_FL_STALE or LCME_FL_OFFLINE flag, then the mirror id
11730 * will not be stored into the @mirror_id array, and the chunk for that
11731 * mirror will not be verified.
11733 * The @mirror_count in each element of @chunks will store the number of
11734 * mirror ids in @mirror_id array. If @mirror_count is 0, it indicates the
11735 * chunk is invalid in all of the mirrors. And if @mirror_count is 1, it
11736 * indicates the chunk is valid in only one mirror. In both cases, the
11737 * chunk will not be verified.
11739 * Here is an example:
11741 * 0 1M 2M 3M 4M EOF
11742 * +------+-------------+--------------------+
11743 * | | | S | mirror1
11744 * +------+------+------+------+-------------+
11745 * | | S | S | | mirror2
11746 * +-------------+------+------+-------------+
11748 * prepared @chunks array will contain 5 elements:
11749 * (([0, 1M), [1, 2], 2),
11750 * ([1M, 2M), [1, 2], 2),
11751 * ([2M, 3M), [1], 1),
11752 * ([3M, 4M], [], 0),
11753 * ([4M, EOF), [2], 1))
11755 * Return: the actual array size of @chunks on success
11756 * or a negative error code on failure.
11759 int lfs_mirror_prepare_chunk(struct llapi_layout *layout,
11760 struct verify_chunk *chunks,
11761 size_t chunks_size)
11765 uint32_t mirror_id;
11771 memset(chunks, 0, sizeof(*chunks) * chunks_size);
11774 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
11777 "%s: move to the first layout component: %s.\n",
11778 progname, strerror(errno));
11784 chunks[idx].chunk.e_end = LUSTRE_EOF;
11786 rc = llapi_layout_comp_extent_get(layout, &start, &end);
11789 "%s: llapi_layout_comp_extent_get failed: %s.\n",
11790 progname, strerror(errno));
11794 if (start > chunks[idx].chunk.e_start ||
11795 end <= chunks[idx].chunk.e_start)
11798 if (end < chunks[idx].chunk.e_end)
11799 chunks[idx].chunk.e_end = end;
11801 rc = llapi_layout_comp_flags_get(layout, &flags);
11804 "%s: llapi_layout_comp_flags_get failed: %s.\n",
11805 progname, strerror(errno));
11809 if (flags & LCME_FL_STALE || flags & LCME_FL_OFFLINE)
11812 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
11815 "%s: llapi_layout_mirror_id_get failed: %s.\n",
11816 progname, strerror(errno));
11820 if (i >= ARRAY_SIZE(chunks[idx].mirror_id)) {
11822 "%s: mirror_id array is too small.\n",
11827 chunks[idx].mirror_id[i] = mirror_id;
11831 rc = llapi_layout_comp_use(layout,
11832 LLAPI_LAYOUT_COMP_USE_NEXT);
11835 "%s: move to the next layout component: %s.\n",
11836 progname, strerror(errno));
11839 } /* loop through all components */
11841 chunks[idx].mirror_count = i;
11843 if (chunks[idx].chunk.e_end == LUSTRE_EOF)
11847 if (idx >= chunks_size) {
11848 fprintf(stderr, "%s: chunks array is too small.\n",
11854 chunks[idx].chunk.e_start = chunks[idx - 1].chunk.e_end;
11858 return rc < 0 ? rc : idx + 1;
11862 * lfs_mirror_verify_chunk() - Verify a chunk.
11863 * @fd: File descriptor of the mirrored file.
11864 * @file_size: Size of the mirrored file.
11865 * @chunk: A chunk and its corresponding valid mirror ids.
11866 * @verbose: Verbose mode.
11868 * This function verifies a @chunk contains exactly the same data
11869 * ammong the mirrors that cover it.
11871 * If @verbose is specified, then the function will print where the
11872 * differences are if the data do not match. Otherwise, it will
11873 * just return an error in that case.
11875 * Return: 0 on success or a negative error code on failure.
11878 int lfs_mirror_verify_chunk(int fd, size_t file_size,
11879 struct verify_chunk *chunk, int verbose)
11881 const size_t buflen = 4 * 1024 * 1024; /* 4M */
11883 size_t page_size = sysconf(_SC_PAGESIZE);
11884 ssize_t bytes_read;
11885 ssize_t bytes_done;
11889 unsigned long crc_array[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
11893 if (file_size == 0)
11896 rc = posix_memalign(&buf, page_size, buflen);
11897 if (rc) /* error code is returned directly */
11901 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
11902 PEXT(&chunk->chunk));
11903 for (i = 0; i < chunk->mirror_count; i++)
11904 fprintf(stdout, " %u", chunk->mirror_id[i]);
11905 fprintf(stdout, "\n");
11909 count = MIN(chunk->chunk.e_end, file_size) - chunk->chunk.e_start;
11910 pos = chunk->chunk.e_start;
11911 while (bytes_done < count) {
11912 /* compute initial CRC-32 checksum */
11913 crc = crc32(0L, Z_NULL, 0);
11914 memset(crc_array, 0, sizeof(crc_array));
11917 for (i = 0; i < chunk->mirror_count; i++) {
11918 bytes_read = llapi_mirror_read(fd, chunk->mirror_id[i],
11920 if (bytes_read < 0) {
11923 "%s: failed to read data from mirror %u: %s.\n",
11924 progname, chunk->mirror_id[i],
11929 /* compute new CRC-32 checksum */
11930 crc_array[i] = crc32(crc, buf, bytes_read);
11934 print_checksums(chunk, crc_array, pos, buflen);
11936 /* compare CRC-32 checksum values */
11937 for (i = 1; i < chunk->mirror_count; i++) {
11938 if (crc_array[i] != crc_array[0]) {
11942 "%s: chunk "DEXT" has different checksum value on mirror %u and mirror %u.\n",
11943 progname, PEXT(&chunk->chunk),
11944 chunk->mirror_id[0],
11945 chunk->mirror_id[i]);
11950 bytes_done += bytes_read;
11953 if (verbose > 1 && rc == 0) {
11954 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
11955 PEXT(&chunk->chunk));
11956 for (i = 0; i < chunk->mirror_count; i++)
11957 fprintf(stdout, " %u", chunk->mirror_id[i]);
11958 fprintf(stdout, " PASS\n\n");
11967 * lfs_mirror_verify_file() - Verify a mirrored file.
11968 * @fname: Mirrored file name.
11969 * @mirror_ids: Specified mirror ids to be verified.
11970 * @ids_nr: Number of specified mirror ids.
11971 * @verbose: Verbose mode.
11973 * This function verifies that each SYNC mirror of a mirrored file
11974 * specified by @fname contains exactly the same data.
11976 * If @mirror_ids is specified, then the function will verify the
11977 * mirrors specified by @mirror_ids contain exactly the same data.
11979 * If @verbose is specified, then the function will print where the
11980 * differences are if the data do not match. Otherwise, it will
11981 * just return an error in that case.
11983 * Return: 0 on success or a negative error code on failure.
11986 int lfs_mirror_verify_file(const char *fname, __u16 *mirror_ids, int ids_nr,
11989 struct verify_chunk chunks_array[1024] = { };
11990 struct llapi_layout *layout = NULL;
11992 uint32_t flr_state;
11994 int chunk_count = 0;
12000 if (stat(fname, &stbuf) < 0) {
12001 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
12002 progname, fname, strerror(errno));
12007 if (!S_ISREG(stbuf.st_mode)) {
12008 fprintf(stderr, "%s: '%s' is not a regular file.\n",
12014 if (stbuf.st_size == 0) {
12016 fprintf(stdout, "%s: '%s' file size is 0.\n",
12022 /* Allow mirror verify even without the key on encrypted files */
12023 fd = open(fname, O_DIRECT | O_RDONLY | O_FILE_ENC);
12025 fprintf(stderr, "%s: cannot open '%s': %s.\n",
12026 progname, fname, strerror(errno));
12031 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
12033 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
12034 progname, fname, strerror(errno));
12038 layout = llapi_layout_get_by_fd(fd, 0);
12040 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
12041 progname, fname, strerror(errno));
12043 llapi_lease_release(fd);
12047 rc = llapi_layout_flags_get(layout, &flr_state);
12049 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
12050 progname, fname, strerror(errno));
12055 flr_state &= LCM_FL_FLR_MASK;
12056 switch (flr_state) {
12059 fprintf(stderr, "%s: '%s' file state error: %s.\n",
12060 progname, fname, llapi_layout_flags_string(flr_state));
12066 /* find out mirror chunks to be verified */
12067 chunk_count = lfs_mirror_prepare_chunk(layout, chunks_array,
12068 ARRAY_SIZE(chunks_array));
12069 if (chunk_count < 0) {
12075 /* filter specified mirror ids */
12076 filter_mirror_id(chunks_array, chunk_count, mirror_ids, ids_nr);
12079 print_chunks(fname, chunks_array, chunk_count);
12081 for (idx = 0; idx < chunk_count; idx++) {
12082 if (chunks_array[idx].chunk.e_start >= stbuf.st_size) {
12085 "%s: '%s' chunk "DEXT" exceeds file size %#llx: skipped\n",
12087 PEXT(&chunks_array[idx].chunk),
12088 (unsigned long long)stbuf.st_size);
12092 if (chunks_array[idx].mirror_count == 0) {
12094 "%s: '%s' chunk "DEXT" is invalid in all of the mirrors: ",
12096 PEXT(&chunks_array[idx].chunk));
12098 fprintf(stderr, "skipped\n");
12102 fprintf(stderr, "failed\n");
12106 if (chunks_array[idx].mirror_count == 1) {
12109 "%s: '%s' chunk "DEXT" is only valid in mirror %u: skipped\n",
12111 PEXT(&chunks_array[idx].chunk),
12112 chunks_array[idx].mirror_id[0]);
12116 rc = llapi_lease_check(fd);
12117 if (rc != LL_LEASE_RDLCK) {
12118 fprintf(stderr, "%s: '%s' lost lease lock.\n",
12123 /* verify one chunk */
12124 rc1 = lfs_mirror_verify_chunk(fd, stbuf.st_size,
12125 &chunks_array[idx], verbose);
12139 llapi_layout_free(layout);
12140 llapi_lease_release(fd);
12148 * lfs_mirror_verify() - Parse and execute lfs mirror verify command.
12149 * @argc: The count of lfs mirror verify command line arguments.
12150 * @argv: Array of strings for lfs mirror verify command line arguments.
12152 * This function parses lfs mirror verify command and verifies the
12153 * specified mirrored file(s).
12155 * Return: 0 on success or a negative error code on failure.
12157 static inline int lfs_mirror_verify(int argc, char **argv)
12159 __u16 mirror_ids[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
12165 char cmd[PATH_MAX];
12167 struct option long_opts[] = {
12168 { .val = 'h', .name = "help", .has_arg = no_argument },
12169 { .val = 'o', .name = "only", .has_arg = required_argument },
12170 { .val = 'v', .name = "verbose", .has_arg = no_argument },
12171 { .name = NULL } };
12173 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
12175 while ((c = getopt_long(argc, argv, "ho:v", long_opts, NULL)) >= 0) {
12178 rc = parse_mirror_ids(mirror_ids,
12179 ARRAY_SIZE(mirror_ids),
12183 "%s: bad mirror ids '%s'.\n",
12190 "%s: at least 2 mirror ids needed with '--only' option.\n",
12200 fprintf(stderr, "%s: unrecognized option '%s'\n",
12201 progname, argv[optind - 1]);
12209 if (argc == optind) {
12210 fprintf(stderr, "%s: no file name given.\n", progname);
12215 if (ids_nr > 0 && argc > optind + 1) {
12217 "%s: '--only' cannot be used upon multiple files.\n",
12224 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
12230 for (; optind < argc; optind++) {
12231 rc1 = lfs_mirror_verify_file(argv[optind], mirror_ids, ids_nr,
12241 * lfs_mirror() - Parse and execute lfs mirror commands.
12242 * @argc: The count of lfs mirror command line arguments.
12243 * @argv: Array of strings for lfs mirror command line arguments.
12245 * This function parses lfs mirror commands and performs the
12246 * corresponding functions specified in mirror_cmdlist[].
12248 * Return: 0 on success or an error code on failure.
12250 static int lfs_mirror(int argc, char **argv)
12252 char cmd[PATH_MAX];
12255 setlinebuf(stdout);
12257 Parser_init("lfs-mirror > ", mirror_cmdlist);
12259 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
12261 program_invocation_short_name = cmd;
12263 rc = Parser_execarg(argc - 1, argv + 1, mirror_cmdlist);
12265 rc = Parser_commands();
12267 return rc < 0 ? -rc : rc;
12270 static void lustre_som_swab(struct lustre_som_attrs *attrs)
12272 #if __BYTE_ORDER == __BIG_ENDIAN
12273 __swab16s(&attrs->lsa_valid);
12274 __swab64s(&attrs->lsa_size);
12275 __swab64s(&attrs->lsa_blocks);
12279 enum lfs_som_type {
12280 LFS_SOM_SIZE = 0x1,
12281 LFS_SOM_BLOCKS = 0x2,
12282 LFS_SOM_FLAGS = 0x4,
12283 LFS_SOM_ATTR_ALL = LFS_SOM_SIZE | LFS_SOM_BLOCKS |
12287 static int lfs_getsom(int argc, char **argv)
12290 struct lustre_som_attrs *attrs;
12291 char buf[sizeof(*attrs) + 64];
12292 enum lfs_som_type type = LFS_SOM_ATTR_ALL;
12295 while ((c = getopt(argc, argv, "bfhs")) != -1) {
12298 type = LFS_SOM_BLOCKS;
12301 type = LFS_SOM_FLAGS;
12304 type = LFS_SOM_SIZE;
12307 fprintf(stderr, "%s: unrecognized option '%s'\n",
12308 progname, argv[optind - 1]);
12319 fprintf(stderr, "%s: %s\n",
12320 progname, argc == 0 ? "miss file target" :
12321 "input more than 2 files");
12326 attrs = (void *)buf;
12327 rc = lgetxattr(path, "trusted.som", attrs, sizeof(buf));
12330 fprintf(stderr, "%s failed to get som xattr: %s (%d)\n",
12331 argv[0], strerror(errno), errno);
12335 lustre_som_swab(attrs);
12338 case LFS_SOM_ATTR_ALL:
12339 printf("file: %s size: %llu blocks: %llu flags: %x\n",
12340 path, (unsigned long long)attrs->lsa_size,
12341 (unsigned long long)attrs->lsa_blocks,
12345 printf("%llu\n", (unsigned long long)attrs->lsa_size);
12347 case LFS_SOM_BLOCKS:
12348 printf("%llu\n", (unsigned long long)attrs->lsa_blocks);
12350 case LFS_SOM_FLAGS:
12351 printf("%x\n", attrs->lsa_valid);
12354 fprintf(stderr, "%s: unknown option\n", progname);
12362 * lfs_mirror_list_commands() - List lfs mirror commands.
12363 * @argc: The count of command line arguments.
12364 * @argv: Array of strings for command line arguments.
12366 * This function lists lfs mirror commands defined in mirror_cmdlist[].
12368 * Return: 0 on success.
12370 static int lfs_mirror_list_commands(int argc, char **argv)
12372 char buffer[81] = "";
12374 Parser_list_commands(mirror_cmdlist, buffer, sizeof(buffer),
12380 static int lfs_pcc_attach(int argc, char **argv)
12382 struct option long_opts[] = {
12383 { .val = 'h', .name = "help", .has_arg = no_argument },
12384 { .val = 'i', .name = "id", .has_arg = required_argument },
12385 { .name = NULL } };
12388 __u32 archive_id = 0;
12391 char fullpath[PATH_MAX];
12392 enum lu_pcc_type type = LU_PCC_READWRITE;
12395 while ((c = getopt_long(argc, argv, "hi:",
12396 long_opts, NULL)) != -1) {
12400 archive_id = strtoul(optarg, &end, 0);
12401 if (errno != 0 || *end != '\0' ||
12402 archive_id == 0 || archive_id > UINT32_MAX) {
12404 "error: %s: bad archive ID '%s'\n",
12410 fprintf(stderr, "%s: unrecognized option '%s'\n",
12411 progname, argv[optind - 1]);
12418 if (archive_id == 0) {
12419 fprintf(stderr, "%s: must specify attach ID\n", argv[0]);
12423 if (argc <= optind) {
12424 fprintf(stderr, "%s: must specify one or more file names\n",
12429 while (optind < argc) {
12432 path = argv[optind++];
12433 if (!realpath(path, fullpath)) {
12434 fprintf(stderr, "%s: could not find path '%s': %s\n",
12435 argv[0], path, strerror(errno));
12441 rc2 = llapi_pcc_attach(fullpath, archive_id, type);
12444 "%s: cannot attach '%s' to PCC with archive ID '%u': %s\n",
12445 argv[0], path, archive_id, strerror(-rc2));
12453 static int lfs_pcc_attach_fid(int argc, char **argv)
12455 struct option long_opts[] = {
12456 { .val = 'h', .name = "help", .has_arg = no_argument },
12457 { .val = 'i', .name = "id", .has_arg = required_argument },
12458 { .val = 'm', .name = "mnt", .has_arg = required_argument },
12459 { .name = NULL } };
12462 __u32 archive_id = 0;
12464 const char *mntpath = NULL;
12465 const char *fidstr;
12466 enum lu_pcc_type type = LU_PCC_READWRITE;
12469 while ((c = getopt_long(argc, argv, "hi:m:",
12470 long_opts, NULL)) != -1) {
12474 archive_id = strtoul(optarg, &end, 0);
12475 if (errno != 0 || *end != '\0' ||
12476 archive_id > UINT32_MAX) {
12478 "error: %s: bad archive ID '%s'\n",
12487 fprintf(stderr, "%s: unrecognized option '%s'\n",
12488 progname, argv[optind - 1]);
12495 if (archive_id == 0) {
12496 fprintf(stderr, "%s: must specify an archive ID\n", argv[0]);
12501 fprintf(stderr, "%s: must specify Lustre mount point\n",
12506 if (argc <= optind) {
12507 fprintf(stderr, "%s: must specify one or more fids\n", argv[0]);
12511 while (optind < argc) {
12514 fidstr = argv[optind++];
12516 rc2 = llapi_pcc_attach_fid_str(mntpath, fidstr,
12520 "%s: cannot attach '%s' on '%s' to PCC with archive ID '%u': %s\n",
12521 argv[0], fidstr, mntpath, archive_id,
12524 if (rc == 0 && rc2 < 0)
12530 static int lfs_pcc_detach(int argc, char **argv)
12532 struct option long_opts[] = {
12533 { .val = 'h', .name = "help", .has_arg = no_argument },
12534 { .val = 'k', .name = "keep", .has_arg = no_argument },
12535 { .name = NULL } };
12539 char fullpath[PATH_MAX];
12540 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
12543 while ((c = getopt_long(argc, argv, "hk",
12544 long_opts, NULL)) != -1) {
12547 detach_opt = PCC_DETACH_OPT_NONE;
12550 fprintf(stderr, "%s: unrecognized option '%s'\n",
12551 progname, argv[optind - 1]);
12558 while (optind < argc) {
12561 path = argv[optind++];
12562 if (!realpath(path, fullpath)) {
12563 fprintf(stderr, "%s: could not find path '%s': %s\n",
12564 argv[0], path, strerror(errno));
12570 rc2 = llapi_pcc_detach_file(fullpath, detach_opt);
12574 "%s: cannot detach '%s' from PCC: %s\n",
12575 argv[0], path, strerror(errno));
12583 static int lfs_pcc_detach_fid(int argc, char **argv)
12585 struct option long_opts[] = {
12586 { .val = 'h', .name = "help", .has_arg = no_argument },
12587 { .val = 'k', .name = "keep", .has_arg = no_argument },
12588 { .name = NULL } };
12592 const char *mntpath;
12593 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
12596 while ((c = getopt_long(argc, argv, "hk",
12597 long_opts, NULL)) != -1) {
12600 detach_opt = PCC_DETACH_OPT_NONE;
12603 fprintf(stderr, "%s: unrecognized option '%s'\n",
12604 progname, argv[optind - 1]);
12611 mntpath = argv[optind++];
12613 while (optind < argc) {
12616 fid = argv[optind++];
12618 rc2 = llapi_pcc_detach_fid_str(mntpath, fid, detach_opt);
12621 "%s: cannot detach '%s' on '%s' from PCC: %s\n",
12622 argv[0], fid, mntpath, strerror(-rc2));
12630 static int lfs_pcc_state(int argc, char **argv)
12634 char fullpath[PATH_MAX];
12635 struct lu_pcc_state state;
12640 fprintf(stderr, "%s: must specify one or more file names\n",
12645 while (optind < argc) {
12648 path = argv[optind++];
12649 if (!realpath(path, fullpath)) {
12650 fprintf(stderr, "%s: could not find path '%s': %s\n",
12651 argv[0], path, strerror(errno));
12657 rc2 = llapi_pcc_state_get(fullpath, &state);
12662 "%s: cannot get PCC state of '%s': %s\n",
12663 argv[0], path, strerror(-rc2));
12667 printf("file: %s", path);
12668 printf(", type: %s", pcc_type2string(state.pccs_type));
12669 if (state.pccs_type == LU_PCC_NONE &&
12670 state.pccs_open_count == 0) {
12675 printf(", PCC file: %s", state.pccs_path);
12676 printf(", user number: %u", state.pccs_open_count);
12677 printf(", flags: %x", state.pccs_flags);
12684 * lfs_pcc_list_commands() - List lfs pcc commands.
12685 * @argc: The count of command line arguments.
12686 * @argv: Array of strings for command line arguments.
12688 * This function lists lfs pcc commands defined in pcc_cmdlist[].
12690 * Return: 0 on success.
12692 static int lfs_pcc_list_commands(int argc, char **argv)
12694 char buffer[81] = "";
12696 Parser_list_commands(pcc_cmdlist, buffer, sizeof(buffer),
12703 * lfs_pcc() - Parse and execute lfs pcc commands.
12704 * @argc: The count of lfs pcc command line arguments.
12705 * @argv: Array of strings for lfs pcc command line arguments.
12707 * This function parses lfs pcc commands and performs the
12708 * corresponding functions specified in pcc_cmdlist[].
12710 * Return: 0 on success or an error code on failure.
12712 static int lfs_pcc(int argc, char **argv)
12714 char cmd[PATH_MAX];
12717 setlinebuf(stdout);
12719 Parser_init("lfs-pcc > ", pcc_cmdlist);
12721 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
12723 program_invocation_short_name = cmd;
12725 rc = Parser_execarg(argc - 1, argv + 1, pcc_cmdlist);
12727 rc = Parser_commands();
12729 return rc < 0 ? -rc : rc;
12732 static int lfs_list_commands(int argc, char **argv)
12734 char buffer[81] = ""; /* 80 printable chars + terminating NUL */
12736 Parser_list_commands(cmdlist, buffer, sizeof(buffer), NULL, 0, 4);
12741 int main(int argc, char **argv)
12745 /* Ensure that liblustreapi constructor has run */
12746 if (!llapi_liblustreapi_initialized())
12747 fprintf(stderr, "liblustreapi was not properly initialized\n");
12749 setlinebuf(stdout);
12752 Parser_init("lfs > ", cmdlist);
12754 progname = program_invocation_short_name; /* Used in error messages */
12756 llapi_set_command_name(argv[1]);
12757 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
12758 llapi_clear_command_name();
12760 rc = Parser_commands();
12763 return rc < 0 ? -rc : rc;
12766 #ifdef _LUSTRE_IDL_H_
12767 /* Everything we need here should be included by lustreapi.h. */
12768 # error "lfs should not depend on lustre_idl.h"
12769 #endif /* _LUSTRE_IDL_H_ */