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/
30 * Lustre is a trademark of Sun Microsystems, Inc.
34 * Author: Peter J. Braam <braam@clusterfs.com>
35 * Author: Phil Schwan <phil@clusterfs.com>
36 * Author: Robert Read <rread@clusterfs.com>
55 #include <sys/ioctl.h>
56 #include <sys/quota.h>
58 #include <sys/types.h>
60 #include <sys/param.h>
61 #include <sys/xattr.h>
68 #include <asm/byteorder.h>
69 #include "lfs_project.h"
71 #include <libcfs/util/string.h>
72 #include <libcfs/util/ioctl.h>
73 #include <libcfs/util/parser.h>
74 #include <libcfs/util/string.h>
75 #include <lustre/lustreapi.h>
76 #include <linux/lustre/lustre_ver.h>
77 #include <linux/lustre/lustre_param.h>
78 #include <linux/lnet/nidstr.h>
79 #include <lnetconfig/cyaml.h>
82 # define ARRAY_SIZE(a) ((sizeof(a)) / (sizeof((a)[0])))
83 #endif /* !ARRAY_SIZE */
86 static int lfs_find(int argc, char **argv);
87 static int lfs_getstripe(int argc, char **argv);
88 static int lfs_getdirstripe(int argc, char **argv);
89 static int lfs_setdirstripe(int argc, char **argv);
90 static int lfs_rmentry(int argc, char **argv);
91 static int lfs_osts(int argc, char **argv);
92 static int lfs_mdts(int argc, char **argv);
93 static int lfs_df(int argc, char **argv);
94 static int lfs_getname(int argc, char **argv);
95 static int lfs_check(int argc, char **argv);
96 #ifdef HAVE_SYS_QUOTA_H
97 static int lfs_setquota(int argc, char **argv);
98 static int lfs_quota(int argc, char **argv);
99 static int lfs_project(int argc, char **argv);
101 static int lfs_flushctx(int argc, char **argv);
102 static int lfs_poollist(int argc, char **argv);
103 static int lfs_changelog(int argc, char **argv);
104 static int lfs_changelog_clear(int argc, char **argv);
105 static int lfs_fid2path(int argc, char **argv);
106 static int lfs_path2fid(int argc, char **argv);
107 static int lfs_rmfid(int argc, char **argv);
108 static int lfs_data_version(int argc, char **argv);
109 static int lfs_hsm_state(int argc, char **argv);
110 static int lfs_hsm_set(int argc, char **argv);
111 static int lfs_hsm_clear(int argc, char **argv);
112 static int lfs_hsm_action(int argc, char **argv);
113 static int lfs_hsm_archive(int argc, char **argv);
114 static int lfs_hsm_restore(int argc, char **argv);
115 static int lfs_hsm_release(int argc, char **argv);
116 static int lfs_hsm_remove(int argc, char **argv);
117 static int lfs_hsm_cancel(int argc, char **argv);
118 static int lfs_swap_layouts(int argc, char **argv);
119 static int lfs_mv(int argc, char **argv);
120 static int lfs_ladvise(int argc, char **argv);
121 static int lfs_getsom(int argc, char **argv);
122 static int lfs_heat_get(int argc, char **argv);
123 static int lfs_heat_set(int argc, char **argv);
124 static int lfs_mirror(int argc, char **argv);
125 static int lfs_mirror_list_commands(int argc, char **argv);
126 static int lfs_list_commands(int argc, char **argv);
127 static inline int lfs_mirror_resync(int argc, char **argv);
128 static inline int lfs_mirror_verify(int argc, char **argv);
129 static inline int lfs_mirror_read(int argc, char **argv);
130 static inline int lfs_mirror_write(int argc, char **argv);
131 static inline int lfs_mirror_copy(int argc, char **argv);
132 static int lfs_pcc_attach(int argc, char **argv);
133 static int lfs_pcc_attach_fid(int argc, char **argv);
134 static int lfs_pcc_detach(int argc, char **argv);
135 static int lfs_pcc_detach_fid(int argc, char **argv);
136 static int lfs_pcc_state(int argc, char **argv);
137 static int lfs_pcc(int argc, char **argv);
138 static int lfs_pcc_list_commands(int argc, char **argv);
139 static int lfs_migrate_to_dom(int fd, int fdv, char *name,
140 __u64 migration_flags,
141 struct llapi_stripe_param *param,
142 struct llapi_layout *layout);
144 enum setstripe_origin {
153 static int lfs_setstripe_internal(int argc, char **argv,
154 enum setstripe_origin opc);
156 static inline int lfs_setstripe(int argc, char **argv)
158 return lfs_setstripe_internal(argc, argv, SO_SETSTRIPE);
160 static inline int lfs_setstripe_migrate(int argc, char **argv)
162 return lfs_setstripe_internal(argc, argv, SO_MIGRATE);
164 static inline int lfs_mirror_create(int argc, char **argv)
166 return lfs_setstripe_internal(argc, argv, SO_MIRROR_CREATE);
168 static inline int lfs_mirror_extend(int argc, char **argv)
170 return lfs_setstripe_internal(argc, argv, SO_MIRROR_EXTEND);
172 static inline int lfs_mirror_split(int argc, char **argv)
174 return lfs_setstripe_internal(argc, argv, SO_MIRROR_SPLIT);
176 static inline int lfs_mirror_delete(int argc, char **argv)
178 return lfs_setstripe_internal(argc, argv, SO_MIRROR_DELETE);
181 /* Setstripe and migrate share mostly the same parameters */
182 #define SSM_CMD_COMMON(cmd) \
183 "usage: "cmd" [--component-end|-E <comp_end>]\n" \
184 " [--stripe-count|-c <stripe_count>]\n" \
185 " [--overstripe-count|-C <stripe_count>]\n" \
186 " [--stripe-index|-i <start_ost_idx>]\n" \
187 " [--stripe-size|-S <stripe_size>]\n" \
188 " [--layout|-L <pattern>]\n" \
189 " [--mirror_count|-N[mirror_count]]\n" \
190 " [--ost|-o <ost_indices>]\n" \
191 " [--pool|-p <pool_name>]\n" \
192 " [--yaml|-y <yaml_template_file>]\n" \
193 " [--copy=<lustre_src>]\n"
195 #define SSM_HELP_COMMON \
196 "\tstripe_count: Number of OSTs to stripe over (0=fs default, -1 all)\n" \
197 "\t Using -C instead of -c allows overstriping, which\n" \
198 "\t will place more than one stripe per OST if\n" \
199 "\t stripe_count is greater than the number of OSTs\n" \
200 "\tstart_ost_idx: OST index of first stripe (-1=default round robin)\n"\
201 "\tstripe_size: Number of bytes on each OST (0=fs default)\n" \
202 "\t Can be specified with K, M or G (for KB, MB, GB\n" \
203 "\t respectively)\n" \
204 "\tpool_name: Name of OST pool to use (default none)\n" \
205 "\tlayout: stripe pattern type: raid0, mdt (default raid0)\n"\
206 "\tost_indices: List of OST indices, can be repeated multiple times\n"\
207 "\t Indices be specified in a format of:\n" \
208 "\t -o <ost_1>,<ost_i>-<ost_j>,<ost_n>\n" \
210 "\t -o <ost_1> -o <ost_i>-<ost_j> -o <ost_n>\n" \
211 "\t If --pool is set with --ost then the OSTs\n" \
212 "\t must be the members of the pool.\n" \
213 "\tcomp_end: Extent end of component, start after previous end.\n"\
214 "\t Can be specified with K, M or G (for KB, MB, GB\n" \
215 "\t respectively, -1 for EOF). Must be a multiple of\n"\
216 "\t stripe_size.\n" \
217 "\tyaml_template_file:\n" \
218 "\t YAML layout template file, can't be used with -c,\n" \
219 "\t -i, -S, -p, -o, or -E arguments.\n" \
220 "\tlustre_src: Lustre file/dir whose layout info is used to set\n" \
221 "\t another lustre file or directory, can't used with\n" \
222 "\t -c, -i, -S, -p, -o, or -E arguments.\n"
224 #define MIRROR_CREATE_HELP \
225 "\tmirror_count: Number of mirrors to be created with the upcoming\n" \
226 "\t setstripe layout options\n" \
227 "\t It defaults to 1 if not specified; if specified,\n" \
228 "\t it must follow the option without a space.\n" \
229 "\t The option can also be repeated multiple times to\n" \
230 "\t separate mirrors that have different layouts.\n" \
231 "\tSETSTRIPE_OPTIONS: Mirror layout as with 'setstripe'\n" \
232 "\t It can be a plain layout or a composite layout.\n" \
233 "\t If not specified, the stripe options inherited\n" \
234 "\t from the previous component will be used.\n" \
235 "\tflags: set flags to the component of the current mirror.\n" \
236 "\t Only \"prefer\" flag is supported so far.\n"
238 #define MIRROR_EXTEND_HELP \
240 "\tvictim_file: The layout of victim_file will be split and used\n" \
241 "\t as a mirror added to the mirrored file.\n" \
242 "\tno-verify: This option indicates not to verify the mirror(s)\n" \
243 "\t from victim file(s) in case the victim file(s)\n" \
244 "\t contains the same data as the original mirrored\n" \
247 #define MIRROR_EXTEND_USAGE \
248 " {--mirror-count|-N[mirror_count]}\n" \
249 " [SETSTRIPE_OPTIONS|-f|--file <victim_file>]\n" \
252 #define SETSTRIPE_USAGE \
253 SSM_CMD_COMMON("setstripe") \
254 MIRROR_EXTEND_USAGE \
255 " <directory|filename>\n" \
259 #define MIGRATE_USAGE \
260 SSM_CMD_COMMON("migrate ") \
261 " [--block|-b] [--non-block|-n]\n" \
262 " [--non-direct|-D] [--verbose|-v]\n" \
266 "\tblock: Block file access during data migration (default)\n" \
267 "\tnon-block: Abort migrations if concurrent access is detected\n" \
268 "\tnon-direct: Do not use direct I/O to copy file contents\n" \
269 "\tverbose: Print each filename as it is migrated\n" \
271 #define SETDIRSTRIPE_USAGE \
272 " [--mdt-count|-c stripe_count>\n" \
273 " [--mdt-hash|-H mdt_hash]\n" \
274 " [--mdt-index|-i mdt_index[,mdt_index,...]\n" \
275 " [--default|-D] [--mode|-o mode] <dir>\n" \
276 "\tstripe_count: stripe count of the striped directory\n" \
277 "\tmdt_index: MDT index of first stripe\n" \
278 "\tmdt_hash: hash type of the striped directory. mdt types:\n" \
279 " crush CRUSH hash algorithm (default)\n" \
280 " fnv_1a_64 FNV-1a hash algorithm\n" \
281 " all_char sum of characters % MDT_COUNT (not recommended)\n" \
282 "\tdefault_stripe: set default dirstripe of the directory\n" \
283 "\tmode: the file access permission of the directory (octal)\n" \
284 "To create dir with a foreign (free format) layout :\n" \
285 "setdirstripe|mkdir --foreign[=<foreign_type>] -x|-xattr <string> " \
286 "[--mode|-o mode] [--flags <hex>] <dir>\n" \
287 "\tmode: the mode of the directory\n" \
288 "\tforeign_type: none or daos\n"
291 * command_t mirror_cmdlist - lfs mirror commands.
293 command_t mirror_cmdlist[] = {
294 { .pc_name = "create", .pc_func = lfs_mirror_create,
295 .pc_help = "Create a mirrored file.\n"
296 "usage: lfs mirror create "
297 "<--mirror-count|-N[mirror_count]> "
298 "[SETSTRIPE_OPTIONS] ... <filename|directory> ...\n"
299 MIRROR_CREATE_HELP },
300 { .pc_name = "delete", .pc_func = lfs_mirror_delete,
301 .pc_help = "Delete a mirror from a file.\n"
302 "usage: lfs mirror delete {--mirror-id <mirror_id> |\n"
303 "\t --component-id|--comp-id|-I <comp_id> |\n"
304 "\t -p <pool>} <mirrored_file> ...\n"
306 { .pc_name = "extend", .pc_func = lfs_mirror_extend,
307 .pc_help = "Extend a mirrored file.\n"
308 "usage: lfs mirror extend "
309 "<--mirror-count|-N[mirror_count]> [--no-verify] "
310 "[SETSTRIPE_OPTIONS|-f <victim_file>] ... <filename> ...\n"
311 MIRROR_EXTEND_HELP },
312 { .pc_name = "split", .pc_func = lfs_mirror_split,
313 .pc_help = "Split a mirrored file.\n"
314 "usage: lfs mirror split <--mirror-id <mirror_id> |\n"
315 "\t --component-id|-I <comp_id>|-p <pool>> [--destroy|-d]\n"
316 "\t [-f <new_file>] <mirrored_file> ...\n"
317 "\tmirror_id: The numerical unique identifier for a mirror. It\n"
318 "\t can be fetched by lfs getstripe command.\n"
319 "\tcomp_id: Unique component ID within a mirror.\n"
320 "\tpool: Components on specified pool.\n"
321 "\tnew_file: This option indicates the layout of the split\n"
322 "\t mirror will be stored into. If not specified,\n"
323 "\t a new file named <mirrored_file>.mirror~<mirror_id>\n"
324 "\t will be used.\n" },
325 { .pc_name = "read", .pc_func = lfs_mirror_read,
326 .pc_help = "Read the content of a specified mirror of a file.\n"
327 "usage: lfs mirror read <--mirror-id|-N <mirror_id> "
328 "[--outfile|-o <output_file>] <mirrored_file>\n" },
329 { .pc_name = "write", .pc_func = lfs_mirror_write,
330 .pc_help = "Write to a specified mirror of a file.\n"
331 "usage: lfs mirror write <--mirror-id|-N <mirror_id> "
332 "[--inputfile|-i <input_file>] <mirrored_file>\n" },
333 { .pc_name = "copy", .pc_func = lfs_mirror_copy,
334 .pc_help = "Copy a specified mirror to other mirror(s) of a file.\n"
335 "usage: lfs mirror copy <--read-mirror|-i <id0>> "
336 "<--write-mirror|-o <id1,id2>> <mirrored_file>\n" },
337 { .pc_name = "resync", .pc_func = lfs_mirror_resync,
338 .pc_help = "Resynchronizes out-of-sync mirrored file(s).\n"
339 "usage: lfs mirror resync [--only <mirror_id[,...]>] "
340 "<mirrored file> [<mirrored file2>...]\n"},
341 { .pc_name = "verify", .pc_func = lfs_mirror_verify,
342 .pc_help = "Verify mirrored file(s).\n"
343 "usage: lfs mirror verify "
344 "[--only <mirror_id,mirror_id2[,...]>] "
345 "[--verbose|-v] <mirrored_file> [<mirrored_file2> ...]\n"},
346 { .pc_name = "list-commands", .pc_func = lfs_mirror_list_commands,
347 .pc_help = "list commands supported by lfs mirror"},
348 { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
349 { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
350 { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
355 * command_t pcc_cmdlist - lfs pcc commands.
357 command_t pcc_cmdlist[] = {
358 { .pc_name = "attach", .pc_func = lfs_pcc_attach,
359 .pc_help = "Attach given files to the Persistent Client Cache.\n"
360 "usage: lfs pcc attach <--id|-i NUM> <file> ...\n"
361 "\t-i: archive id for RW-PCC\n" },
362 { .pc_name = "attach_fid", .pc_func = lfs_pcc_attach_fid,
363 .pc_help = "Attach given files into PCC by FID(s).\n"
364 "usage: lfs pcc attach_id <--id|-i NUM> <--mnt|-m mnt> "
366 "\t-i: archive id for RW-PCC\n"
367 "\t-m: Lustre mount point\n" },
368 { .pc_name = "state", .pc_func = lfs_pcc_state,
369 .pc_help = "Display the PCC state for given files.\n"
370 "usage: lfs pcc state <file> ...\n" },
371 { .pc_name = "detach", .pc_func = lfs_pcc_detach,
372 .pc_help = "Detach given files from the Persistent Client Cache.\n"
373 "usage: lfs pcc detach <file> ...\n" },
374 { .pc_name = "detach_fid", .pc_func = lfs_pcc_detach_fid,
375 .pc_help = "Detach given files from PCC by FID(s).\n"
376 "usage: lfs pcc detach_fid <mntpath> <fid>...\n" },
377 { .pc_name = "list-commands", .pc_func = lfs_pcc_list_commands,
378 .pc_help = "list commands supported by lfs pcc"},
379 { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
380 { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
381 { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
385 /* all available commands */
386 command_t cmdlist[] = {
387 {"setstripe", lfs_setstripe, 0,
388 "To create a file with specified striping/composite layout, or\n"
389 "create/replace the default layout on an existing directory:\n"
390 SSM_CMD_COMMON("setstripe")
392 " <directory|filename>\n"
394 "To add component(s) to an existing composite file:\n"
395 SSM_CMD_COMMON("setstripe --component-add")
397 "To totally delete the default striping from an existing directory:\n"
398 "usage: setstripe [--delete|-d] <directory>\n"
400 "To create a mirrored file or set s default mirror layout on a directory:\n"
401 "usage: setstripe {--mirror-count|-N}[mirror_count] [SETSTRIPE_OPTIONS] <directory|filename>\n"
403 "To delete the last component(s) from an existing composite file\n"
404 "(note that this will also delete any data in those components):\n"
405 "usage: setstripe --component-del [--component-id|-I <comp_id>]\n"
406 " [--component-flags|-F <comp_flags>]\n"
408 "\tcomp_id: Unique component ID to delete\n"
409 "\tcomp_flags: 'init' indicating all instantiated components\n"
410 "\t '^init' indicating all uninstantiated components\n"
411 "\t-I and -F cannot be specified at the same time\n"
412 "To create a file with a foreign (free format) layout:\n"
413 "usage: setstripe --foreign[=<foreign_type>]\n"
414 " --xattr|-x <layout_string> [--flags <hex>]\n"
415 " [--mode <mode>] <filename>\n"},
416 {"getstripe", lfs_getstripe, 0,
417 "To list the layout pattern for a given file or files in a\n"
418 "directory or recursively for all files in a directory tree.\n"
419 "usage: getstripe [--ost|-O <uuid>] [--quiet|-q] [--verbose|-v]\n"
420 " [--stripe-count|-c] [--stripe-index|-i] [--fid|-F]\n"
421 " [--pool|-p] [--stripe-size|-S] [--directory|-d]\n"
422 " [--mdt-index|-m] [--recursive|-r] [--raw|-R]\n"
423 " [--layout|-L] [--generation|-g] [--yaml|-y]\n"
424 " [--component-id[=comp_id]|-I[comp_id]]\n"
425 " [--component-flags[=comp_flags]]\n"
426 " [--component-count]\n"
427 " [--extension-size|--ext-size|-z]\n"
428 " [--component-start[=[+-]comp_start]]\n"
429 " [--component-end[=[+-]comp_end]|-E[[+-]comp_end]]\n"
430 " [[!] --mirror-index=[+-]<index> |\n"
431 " [!] --mirror-id=[+-]<id>]\n"
432 " <directory|filename> ..."},
433 {"setdirstripe", lfs_setdirstripe, 0,
434 "Create striped directory on specified MDT, same as mkdir.\n"
435 "May be restricted to root or group users, depending on settings.\n"
436 "usage: setdirstripe [OPTION] <directory>\n"
438 {"getdirstripe", lfs_getdirstripe, 0,
439 "To list the layout pattern info for a given directory\n"
440 "or recursively for all directories in a directory tree.\n"
441 "usage: getdirstripe [--mdt-count|-c] [--mdt-index|-m|-i]\n"
442 " [--mdt-hash|-H] [--obd|-O <uuid>]\n"
443 " [--recursive|-r] [--yaml|-y]\n"
444 " [--verbose|-v] [--default|-D] <dir> ..."},
445 {"mkdir", lfs_setdirstripe, 0,
446 "Create striped directory on specified MDT, same as setdirstripe.\n"
447 "usage: mkdir [OPTION] <directory>\n"
449 {"rm_entry", lfs_rmentry, 0,
450 "To remove the name entry of the remote directory. Note: This\n"
451 "command will only delete the name entry, i.e. the remote directory\n"
452 "will become inaccessable after this command. This can only be done\n"
453 "by the administrator\n"
454 "usage: rm_entry <dir>\n"},
455 {"pool_list", lfs_poollist, 0,
456 "List pools or pool OSTs\n"
457 "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
458 {"find", lfs_find, 0,
459 "find files matching given attributes recursively in directory tree.\n"
460 "usage: find <directory|filename> ...\n"
461 " [[!] --atime|-A [+-]N[smhdwy]] [[!] --ctime|-C [+-]N[smhdwy]]\n"
462 " [[!] --mtime|-M [+-]N[smhdwy]]\n"
463 " [[!] --btime|--Btime|-B [+-]N[smhdwy]]\n"
464 " [[!] --newer[XY] <reference>] [[!] --blocks|-b N]\n"
465 " [--maxdepth|-D N] [[!] --mdt-index|--mdt|-m <uuid|index,...>]\n"
466 " [[!] --name|-n <pattern>] [[!] --ost|-O <uuid|index,...>]\n"
467 " [--print|-P] [--print0|-0] [[!] --size|-s [+-]N[bkMGTPE]]\n"
468 " [[!] --stripe-count|-c [+-]<stripes>]\n"
469 " [[!] --stripe-index|-i <index,...>]\n"
470 " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t <filetype>]\n"
471 " [[!] --gid|-g|--group|-G <gid>|<gname>]\n"
472 " [[!] --uid|-u|--user|-U <uid>|<uname>] [[!] --pool <pool>]\n"
473 " [[!] --projid <projid>]\n"
474 " [[!] --foreign[=<foreign_type>]]\n"
475 " [[!] --layout|-L released,raid0,mdt]\n"
476 " [[!] --foreign[=<foreign_type>]]\n"
477 " [[!] --component-count [+-]<comp_cnt>]\n"
478 " [[!] --component-start [+-]N[kMGTPE]]\n"
479 " [[!] --component-end|-E [+-]N[kMGTPE]]\n"
480 " [[!] --component-flags {init,stale,prefer,offline,nosync,extension}]\n"
481 " [[!] --mirror-count|-N [+-]<n>]\n"
482 " [[!] --mirror-state <[^]state>]\n"
483 " [[!] --mdt-count|-T [+-]<stripes>]\n"
484 " [[!] --mdt-hash|-H <hashtype>\n"
485 " [[!] --mdt-index|-m <uuid|index,...>]\n"
486 "\t !: used before an option indicates 'NOT' requested attribute\n"
487 "\t -: used before a value indicates less than requested value\n"
488 "\t +: used before a value indicates more than requested value\n"
489 "\thashtype: hash type of the striped directory.\n"
490 "\t fnv_1a_64 FNV-1a hash algorithm\n"
491 "\t all_char sum of characters % MDT_COUNT\n"},
492 {"check", lfs_check, 0,
493 "Display the status of MGTs, MDTs or OSTs (as specified in the command)\n"
494 "or all the servers (MGTs, MDTs and OSTs).\n"
495 "usage: check <mgts|osts|mdts|all>"},
496 {"osts", lfs_osts, 0, "list OSTs connected to client "
497 "[for specified path only]\n" "usage: osts [path]"},
498 {"mdts", lfs_mdts, 0, "list MDTs connected to client "
499 "[for specified path only]\n" "usage: mdts [path]"},
501 "report filesystem disk space usage or inodes usage "
502 "of each MDS and all OSDs or a batch belonging to a specific pool.\n"
503 "Usage: df [--inodes|-i] [--human-readable|-h] [--lazy|-l]\n"
504 " [--pool|-p <fsname>[.<pool>]] [path]"},
505 {"getname", lfs_getname, 0,
506 "list instances and specified mount points [for specified path only]\n"
507 "Usage: getname [--help|-h] [--instance|-i] [--fsname|-n] [path ...]"},
508 #ifdef HAVE_SYS_QUOTA_H
509 {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
510 "usage: setquota <-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>\n"
511 " -b <block-softlimit> -B <block-hardlimit>\n"
512 " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
513 " setquota <-u|--user|-g|--group|-p|--projid> <uname>|<uid>|<gname>|<gid>|<projid>\n"
514 " [--block-softlimit <block-softlimit>]\n"
515 " [--block-hardlimit <block-hardlimit>]\n"
516 " [--inode-softlimit <inode-softlimit>]\n"
517 " [--inode-hardlimit <inode-hardlimit>] <filesystem>\n"
518 " setquota [-t] <-u|--user|-g|--group|-p|--projid>\n"
519 " [--block-grace 'notify'|<block-grace>]\n"
520 " [--inode-grace 'notify'|<inode-grace>] <filesystem>\n"
521 " setquota <-U|-G|-P>\n"
522 " -b <block-softlimit> -B <block-hardlimit>\n"
523 " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
524 " setquota <-U|--default-usr|-G|--default-grp|-P|--default-prj>\n"
525 " [--block-softlimit <block-softlimit>]\n"
526 " [--block-hardlimit <block-hardlimit>]\n"
527 " [--inode-softlimit <inode-softlimit>]\n"
528 " [--inode-hardlimit <inode-hardlimit>] <filesystem>\n"
529 " setquota <-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>\n"
531 " -b can be used instead of --block-softlimit/--block-grace\n"
532 " -B can be used instead of --block-hardlimit\n"
533 " -i can be used instead of --inode-softlimit/--inode-grace\n"
534 " -I can be used instead of --inode-hardlimit\n"
535 " -d can be used instead of --default\n\n"
536 "Note: The total quota space will be split into many qunits and\n"
537 " balanced over all server targets, the minimal qunit size is\n"
538 " 1M bytes for block space and 1K inodes for inode space.\n\n"
539 " The maximum quota grace time is 2^48 - 1 seconds.\n\n"
540 " Quota space rebalancing process will stop when this mininum\n"
541 " value is reached. As a result, quota exceeded can be returned\n"
542 " while many targets still have 1MB or 1K inodes of spare\n"
544 " When setting the grace time, 'notify' can be used as grace to\n"
545 " be notified after the quota is over soft limit but prevents\n"
546 " the soft limit from becoming the hard limit."},
547 {"quota", lfs_quota, 0, "Display disk usage and limits.\n"
548 "usage: quota [-q] [-v] [-h] [-o <obd_uuid>|-i <mdt_idx>|-I "
550 " [<-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>] <filesystem>\n"
551 " quota [-o <obd_uuid>|-i <mdt_idx>|-I <ost_idx>] -t <-u|-g|-p> <filesystem>\n"
552 " quota [-q] [-v] [h] <-U|-G|-P> <filesystem>"},
553 {"project", lfs_project, 0,
554 "Change or list project attribute for specified file or directory.\n"
555 "usage: project [-d|-r] <file|directory...>\n"
556 " list project ID and flags on file(s) or directories\n"
557 " project [-p id] [-s] [-r] <file|directory...>\n"
558 " set project ID and/or inherit flag for specified file(s) or directories\n"
559 " project -c [-d|-r [-p id] [-0]] <file|directory...>\n"
560 " check project ID and flags on file(s) or directories, print outliers\n"
561 " project -C [-r] [-k] <file|directory...>\n"
562 " clear the project inherit flag and ID on the file or directory\n"
565 {"flushctx", lfs_flushctx, 0, "Flush security context for current user.\n"
566 "usage: flushctx [-k] [mountpoint...]"},
567 {"changelog", lfs_changelog, 0,
568 "Show the metadata changes on an MDT."
569 "\nusage: changelog <mdtname> [startrec [endrec]]"},
570 {"changelog_clear", lfs_changelog_clear, 0,
571 "Indicate that old changelog records up to <endrec> are no longer of "
572 "interest to consumer <id>, allowing the system to free up space.\n"
573 "An <endrec> of 0 means all records.\n"
574 "usage: changelog_clear <mdtname> <id> <endrec>"},
575 {"fid2path", lfs_fid2path, 0,
576 "Resolve the full path(s) for given FID(s). For a specific hardlink "
577 "specify link number <linkno>.\n"
578 "usage: fid2path [-c] [--link|-l <linkno>] <fsname|root> <fid> ..."},
579 {"path2fid", lfs_path2fid, 0, "Display the fid(s) for a given path(s).\n"
580 "usage: path2fid [--parents] <path> ..."},
581 {"rmfid", lfs_rmfid, 0, "Remove file(s) by FID(s)\n"
582 "usage: rmfid <fsname|rootpath> <fid> ..."},
583 {"data_version", lfs_data_version, 0, "Display file data version for "
584 "a given path.\n" "usage: data_version [-n|-r|-w] <path>"},
585 {"hsm_state", lfs_hsm_state, 0, "Display the HSM information (states, "
586 "undergoing actions) for given files.\n usage: hsm_state <file> ..."},
587 {"hsm_set", lfs_hsm_set, 0, "Set HSM user flag on specified files.\n"
588 "usage: hsm_set [--norelease] [--noarchive] [--dirty] [--exists] "
589 "[--archived] [--lost] [--archive-id NUM] <file> ..."},
590 {"hsm_clear", lfs_hsm_clear, 0, "Clear HSM user flag on specified "
592 "usage: hsm_clear [--norelease] [--noarchive] [--dirty] [--exists] "
593 "[--archived] [--lost] <file> ..."},
594 {"hsm_action", lfs_hsm_action, 0, "Display current HSM request for "
595 "given files.\n" "usage: hsm_action <file> ..."},
596 {"hsm_archive", lfs_hsm_archive, 0,
597 "Archive file to external storage.\n"
598 "usage: hsm_archive [--filelist FILELIST] [--data DATA] [--archive NUM] "
600 {"hsm_restore", lfs_hsm_restore, 0,
601 "Restore file from external storage.\n"
602 "usage: hsm_restore [--filelist FILELIST] [--data DATA] <file> ..."},
603 {"hsm_release", lfs_hsm_release, 0,
604 "Release files from Lustre.\n"
605 "usage: hsm_release [--filelist FILELIST] [--data DATA] <file> ..."},
606 {"hsm_remove", lfs_hsm_remove, 0,
607 "Remove file copy from external storage.\n"
608 "usage: hsm_remove [--filelist FILELIST] [--data DATA] "
610 " (FILE [FILE ...] | "
611 "--mntpath MOUNTPATH FID [FID ...])\n"
613 "Note: To remove an archived copy of a file already deleted from a "
615 "--mntpath option and a list of FIDs must be specified"
617 {"hsm_cancel", lfs_hsm_cancel, 0,
618 "Cancel requests related to specified files.\n"
619 "usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
620 {"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
621 "usage: swap_layouts <path1> <path2>"},
622 {"migrate", lfs_setstripe_migrate, 0,
623 "migrate a directory between MDTs.\n"
624 "usage: migrate [--mdt-count|-c] <stripe_count>\n"
625 " [--mdt-hash|-H] <hash_type>\n"
626 " [--mdt-index|-m] <start_mdt_index>\n"
629 "\tmdt: MDTs to stripe over, if only one MDT is specified\n"
630 " it's the MDT index of first stripe\n"
631 "\tmdt_count: number of MDTs to stripe a directory over\n"
632 "\tmdt_hash: hash type of the striped directory. mdt types:\n"
633 " all_char (type 1)sum of characters % MDT_COUNT\n"
634 " fnv_1a_64 (type 2)FNV-1a hash algorithm (default)\n"
635 " crush (type 3)CRUSH hash algorithm\n"
637 "migrate file objects from one OST "
638 "layout\nto another (may be not safe with concurent writes).\n"
640 "[--stripe-count|-c] <stripe_count>\n"
641 "[--overstripe-count|-C] <stripe_count>\n"
642 " [--stripe-index|-i] <start_ost_index>\n"
643 " [--stripe-size|-S] <stripe_size>\n"
644 " [--pool|-p] <pool_name>\n"
645 " [--ost|-o] <ost_indices>\n"
647 " [--non-block|-n]\n"
648 " [--non-direct|-D]\n"
649 " <file|directory>\n"
650 "\tstripe_count: number of OSTs to stripe a file over\n"
651 "\t Using -C instead of -c allows overstriping, which\n"
652 "\t will place more than one stripe per OST if\n"
653 "\t stripe_count is greater than the number of OSTs\n"
654 "\tstripe_ost_index: index of the first OST to stripe a file over\n"
655 "\tstripe_size: number of bytes to store before moving to the next OST\n"
656 "\tpool_name: name of the predefined pool of OSTs\n"
657 "\tost_indices: OSTs to stripe over, in order\n"
658 "\tblock: Block file access during data migration (default)\n"
659 "\tnon-block: Abort migrations if concurrent access is detected\n"
660 "\tnon-direct: do not use direct I/O to copy file contents.\n"},
662 "To move directories between MDTs. This command is deprecated, "
663 "use \"migrate\" instead.\n"
664 "usage: mv <directory|filename> [--mdt-index|-m] <mdt_index> "
666 {"ladvise", lfs_ladvise, 0,
667 "Provide servers with advice about access patterns for a file.\n"
668 "usage: ladvise [--advice|-a ADVICE] [--start|-s START[kMGT]]\n"
669 " [--background|-b] [--unset|-u]\n\n"
670 " {[--end|-e END[kMGT]] | [--length|-l LENGTH[kMGT]]}\n"
671 " {[--mode|-m [READ,WRITE]}\n"
673 {"mirror", lfs_mirror, mirror_cmdlist,
674 "lfs commands used to manage files with mirrored components:\n"
675 "lfs mirror create - create a mirrored file or directory\n"
676 "lfs mirror extend - add mirror(s) to an existing file\n"
677 "lfs mirror split - split a mirror from an existing mirrored file\n"
678 "lfs mirror resync - resynchronize out-of-sync mirrored file(s)\n"
679 "lfs mirror read - read a mirror content of a mirrored file\n"
680 "lfs mirror write - write to a mirror of a mirrored file\n"
681 "lfs mirror copy - copy a mirror to other mirror(s) of a file\n"
682 "lfs mirror verify - verify mirrored file(s)\n"},
683 {"getsom", lfs_getsom, 0, "To list the SOM info for a given file.\n"
684 "usage: getsom [-s] [-b] [-f] <path>\n"
685 "\t-s: Only show the size value of the SOM data for a given file\n"
686 "\t-b: Only show the blocks value of the SOM data for a given file\n"
687 "\t-f: Only show the flags value of the SOM data for a given file\n"},
688 {"heat_get", lfs_heat_get, 0,
689 "To get heat of files.\n"
690 "usage: heat_get <file> ...\n"},
691 {"heat_set", lfs_heat_set, 0,
692 "To set heat flags of files.\n"
693 "usage: heat_set [--clear|-c] [--off|-o] [--on|-O] <file> ...\n"
694 "\t--clear|-c: Clear file heat for given files\n"
695 "\t--off|-o: Turn off file heat for given files\n"
696 "\t--on|-O: Turn on file heat for given files\n"},
697 {"pcc", lfs_pcc, pcc_cmdlist,
698 "lfs commands used to interact with PCC features:\n"
699 "lfs pcc attach - attach given files to Persistent Client Cache\n"
700 "lfs pcc attach_fid - attach given files into PCC by FID(s)\n"
701 "lfs pcc state - display the PCC state for given files\n"
702 "lfs pcc detach - detach given files from Persistent Client Cache\n"
703 "lfs pcc detach_fid - detach given files from PCC by FID(s)\n"},
704 {"help", Parser_help, 0, "help"},
705 {"exit", Parser_quit, 0, "quit"},
706 {"quit", Parser_quit, 0, "quit"},
707 {"--version", Parser_version, 0,
708 "output build version of the utility and exit"},
709 {"--list-commands", lfs_list_commands, 0,
710 "list commands supported by the utility and exit"},
715 static int check_hashtype(const char *hashtype)
717 int type_num = atoi(hashtype);
720 /* numeric hash type */
721 if (hashtype && strlen(hashtype) == 1 &&
722 (type_num > 0 && type_num < LMV_HASH_TYPE_MAX))
724 /* string hash type */
725 for (i = LMV_HASH_TYPE_ALL_CHARS; i < LMV_HASH_TYPE_MAX; i++)
726 if (strcmp(hashtype, mdt_hash_name[i]) == 0)
732 static uint32_t check_foreign_type_name(const char *foreign_type_name)
736 for (i = 0; i < LU_FOREIGN_TYPE_UNKNOWN; i++) {
737 if (lu_foreign_types[i].lft_name == NULL)
739 if (strcmp(foreign_type_name,
740 lu_foreign_types[i].lft_name) == 0)
741 return lu_foreign_types[i].lft_type;
744 return LU_FOREIGN_TYPE_UNKNOWN;
747 static const char *error_loc = "syserror";
750 MIGRATION_NONBLOCK = 0x0001,
751 MIGRATION_MIRROR = 0x0002,
752 MIGRATION_NONDIRECT = 0x0004,
753 MIGRATION_VERBOSE = 0x0008,
756 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
757 struct llapi_layout *layout);
760 migrate_open_files(const char *name, __u64 migration_flags,
761 const struct llapi_stripe_param *param,
762 struct llapi_layout *layout, int *fd_src, int *fd_tgt)
769 char parent[PATH_MAX];
770 char volatile_file[PATH_MAX];
776 if (param == NULL && layout == NULL) {
777 error_loc = "layout information";
781 /* search for file directory pathname */
782 if (strlen(name) > sizeof(parent) - 1) {
783 error_loc = "source file name";
787 strncpy(parent, name, sizeof(parent));
788 ptr = strrchr(parent, '/');
790 if (getcwd(parent, sizeof(parent)) == NULL) {
791 error_loc = "getcwd";
795 if (ptr == parent) /* leading '/' */
800 /* open file, direct io */
801 /* even if the file is only read, WR mode is nedeed to allow
802 * layout swap on fd */
804 if (!(migration_flags & MIGRATION_NONDIRECT))
806 fd = open(name, rflags);
809 error_loc = "cannot open source file";
813 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
815 error_loc = "cannot get MDT index";
820 int open_flags = O_WRONLY | O_CREAT | O_EXCL | O_NOFOLLOW;
821 mode_t open_mode = S_IRUSR | S_IWUSR;
823 random_value = random();
824 rc = snprintf(volatile_file, sizeof(volatile_file),
825 "%s/%s:%.4X:%.4X", parent, LUSTRE_VOLATILE_HDR,
826 mdt_index, random_value);
827 if (rc >= sizeof(volatile_file)) {
832 /* create, open a volatile file, use caching (ie no directio) */
834 fdv = lfs_component_create(volatile_file, open_flags,
837 fdv = llapi_file_open_param(volatile_file, open_flags,
839 } while (fdv < 0 && (rc = fdv) == -EEXIST);
842 error_loc = "cannot create volatile file";
846 /* In case the MDT does not support creation of volatile files
847 * we should try to unlink it. */
848 (void)unlink(volatile_file);
850 /* Not-owner (root?) special case.
851 * Need to set owner/group of volatile file like original.
852 * This will allow to pass related check during layout_swap.
857 error_loc = "cannot stat source file";
861 rc = fstat(fdv, &stv);
864 error_loc = "cannot stat volatile";
868 if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
869 rc = fchown(fdv, st.st_uid, st.st_gid);
872 error_loc = "cannot change ownwership of volatile";
891 static int migrate_copy_data(int fd_src, int fd_dst, int (*check_file)(int))
893 struct llapi_layout *layout;
894 size_t buf_size = 4 * 1024 * 1024;
903 layout = llapi_layout_get_by_fd(fd_src, 0);
904 if (layout != NULL) {
905 uint64_t stripe_size;
907 rc = llapi_layout_stripe_size_get(layout, &stripe_size);
909 buf_size = stripe_size;
911 llapi_layout_free(layout);
914 /* Use a page-aligned buffer for direct I/O */
915 rc = posix_memalign(&buf, getpagesize(), buf_size);
920 /* read new data only if we have written all
921 * previously read data */
924 rc = check_file(fd_src);
929 rsize = read(fd_src, buf, buf_size);
941 wsize = write(fd_dst, buf + bufoff, rpos - wpos);
960 static int migrate_copy_timestamps(int fd, int fdv)
964 if (fstat(fd, &st) == 0) {
965 struct timeval tv[2] = {
966 {.tv_sec = st.st_atime},
967 {.tv_sec = st.st_mtime}
970 return futimes(fdv, tv);
976 static int migrate_block(int fd, int fdv)
983 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
985 error_loc = "cannot get dataversion";
993 /* The grouplock blocks all concurrent accesses to the file.
994 * It has to be taken after llapi_get_data_version as it would
996 rc = llapi_group_lock(fd, gid);
998 error_loc = "cannot get group lock";
1002 rc = migrate_copy_data(fd, fdv, NULL);
1004 error_loc = "data copy failed";
1008 /* Make sure we keep original atime/mtime values */
1009 rc = migrate_copy_timestamps(fd, fdv);
1011 error_loc = "timestamp copy failed";
1016 * for a migration we need to check data version on file did
1019 * Pass in gid=0 since we already own grouplock. */
1020 rc = llapi_fswap_layouts_grouplock(fd, fdv, dv1, 0, 0,
1021 SWAP_LAYOUTS_CHECK_DV1);
1022 if (rc == -EAGAIN) {
1023 error_loc = "file changed";
1025 } else if (rc < 0) {
1026 error_loc = "cannot swap layout";
1031 rc2 = llapi_group_unlock(fd, gid);
1032 if (rc2 < 0 && rc == 0) {
1033 error_loc = "unlock group lock";
1041 * Internal helper for migrate_copy_data(). Check lease and report error if
1044 * \param[in] fd File descriptor on which to check the lease.
1046 * \retval 0 Migration can keep on going.
1047 * \retval -errno Error occurred, abort migration.
1049 static int check_lease(int fd)
1053 rc = llapi_lease_check(fd);
1055 return 0; /* llapi_check_lease returns > 0 on success. */
1060 static int migrate_nonblock(int fd, int fdv)
1066 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
1068 error_loc = "cannot get data version";
1072 rc = migrate_copy_data(fd, fdv, check_lease);
1074 error_loc = "data copy failed";
1078 rc = llapi_get_data_version(fd, &dv2, LL_DV_RD_FLUSH);
1080 error_loc = "cannot get data version";
1086 error_loc = "source file changed";
1090 /* Make sure we keep original atime/mtime values */
1091 rc = migrate_copy_timestamps(fd, fdv);
1093 error_loc = "timestamp copy failed";
1100 static int lfs_component_set(char *fname, int comp_id,
1101 __u32 flags, __u32 neg_flags)
1104 __u32 flags_array[2];
1109 ids[count] = comp_id;
1110 flags_array[count] = flags;
1115 if (neg_flags & LCME_FL_STALE) {
1116 fprintf(stderr, "%s: cannot clear 'stale' flags from "
1117 "component. Please use lfs-mirror-resync(1) "
1118 "instead\n", progname);
1122 ids[count] = comp_id;
1123 flags_array[count] = neg_flags | LCME_FL_NEG;
1127 rc = llapi_layout_file_comp_set(fname, ids, flags_array, count);
1129 if (errno == EUCLEAN) {
1132 "%s: cannot set 'stale' flag on component '%#x' of the last non-stale mirror of '%s'\n",
1133 progname, comp_id, fname);
1136 "%s: cannot change the flags of component '%#x' of file '%s': %x / ^(%x)\n",
1137 progname, comp_id, fname, flags, neg_flags);
1144 static int lfs_component_del(char *fname, __u32 comp_id,
1145 __u32 flags, __u32 neg_flags)
1149 if (flags && neg_flags)
1152 if (!flags && neg_flags)
1153 flags = neg_flags | LCME_FL_NEG;
1155 if ((flags && comp_id) || (!flags && !comp_id))
1159 if (flags & ~LCME_KNOWN_FLAGS) {
1161 "%s setstripe: unknown flags %#x\n",
1165 } else if (comp_id > LCME_ID_MAX) {
1166 fprintf(stderr, "%s setstripe: invalid component id %u\n",
1171 rc = llapi_layout_file_comp_del(fname, comp_id, flags);
1174 "%s setstripe: cannot delete component %#x from '%s': %s\n",
1175 progname, comp_id, fname, strerror(errno));
1179 static int lfs_component_add(char *fname, struct llapi_layout *layout)
1186 rc = llapi_layout_file_comp_add(fname, layout);
1188 fprintf(stderr, "Add layout component(s) to %s failed. %s\n",
1189 fname, strerror(errno));
1193 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
1194 struct llapi_layout *layout)
1202 fd = lstat(fname, &st);
1203 if (fd == 0 && S_ISDIR(st.st_mode))
1204 open_flags = O_DIRECTORY | O_RDONLY;
1206 fd = llapi_layout_file_open(fname, open_flags, open_mode, layout);
1208 fprintf(stderr, "%s: cannot %s '%s': %s\n", progname,
1209 S_ISDIR(st.st_mode) ?
1210 "set default composite layout for" :
1211 "create composite file",
1212 fname, strerror(errno));
1216 static int lfs_migrate(char *name, __u64 migration_flags,
1217 struct llapi_stripe_param *param,
1218 struct llapi_layout *layout)
1220 struct llapi_layout *existing;
1221 uint64_t dom_new, dom_cur;
1226 rc = migrate_open_files(name, migration_flags, param, layout,
1231 rc = llapi_layout_dom_size(layout, &dom_new);
1233 error_loc = "cannot get new layout DoM size";
1236 /* special case for migration to DOM layout*/
1237 existing = llapi_layout_get_by_fd(fd, 0);
1239 error_loc = "cannot get existing layout";
1243 rc = llapi_layout_dom_size(existing, &dom_cur);
1245 error_loc = "cannot get current layout DoM size";
1249 /* if file has DoM layout already then migration is possible to
1250 * the new layout with the same DoM component via swap layout,
1251 * if new layout used bigger DOM size, then mirroring is used
1253 if (dom_new > dom_cur) {
1254 rc = lfs_migrate_to_dom(fd, fdv, name, migration_flags, param,
1257 error_loc = "cannot migrate to DOM layout";
1261 if (!(migration_flags & MIGRATION_NONBLOCK)) {
1262 /* Blocking mode (forced if servers do not support file lease).
1263 * It is also the default mode, since we cannot distinguish
1264 * between a broken lease and a server that does not support
1265 * atomic swap/close (LU-6785) */
1266 rc = migrate_block(fd, fdv);
1270 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1272 error_loc = "cannot get lease";
1276 rc = migrate_nonblock(fd, fdv);
1278 llapi_lease_release(fd);
1282 /* Atomically put lease, swap layouts and close.
1283 * 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 & MIGRATION_VERBOSE)
1302 printf("%s\n", name);
1307 static int comp_str2flags(char *string, __u32 *flags, __u32 *neg_flags)
1316 for (name = strtok(string, ","); name; name = strtok(NULL, ",")) {
1320 for (i = 0; i < ARRAY_SIZE(comp_flags_table); i++) {
1321 __u32 comp_flag = comp_flags_table[i].cfn_flag;
1322 const char *comp_name = comp_flags_table[i].cfn_name;
1324 if (strcmp(name, comp_name) == 0) {
1325 *flags |= comp_flag;
1327 } else if (strncmp(name, "^", 1) == 0 &&
1328 strcmp(name + 1, comp_name) == 0) {
1329 *neg_flags |= comp_flag;
1334 llapi_printf(LLAPI_MSG_ERROR,
1335 "%s: component flag '%s' not supported\n",
1341 if (!*flags && !*neg_flags)
1344 /* don't allow to set and exclude the same flag */
1345 if (*flags & *neg_flags)
1351 static int mirror_str2state(char *string, __u16 *state, __u16 *neg_state)
1359 if (strncmp(string, "^", 1) == 0) {
1360 *neg_state = llapi_layout_string_flags(string + 1);
1361 if (*neg_state != 0)
1364 *state = llapi_layout_string_flags(string);
1369 llapi_printf(LLAPI_MSG_ERROR,
1370 "%s: mirrored file state '%s' not supported\n",
1376 * struct mirror_args - Command-line arguments for mirror(s).
1377 * @m_count: Number of mirrors to be created with this layout.
1378 * @m_flags: Mirror level flags, only 'prefer' is supported.
1379 * @m_layout: Mirror layout.
1380 * @m_file: A victim file. Its layout will be split and used as a mirror.
1381 * @m_next: Point to the next node of the list.
1383 * Command-line arguments for mirror(s) will be parsed and stored in
1384 * a linked list that consists of this structure.
1386 struct mirror_args {
1389 struct llapi_layout *m_layout;
1391 struct mirror_args *m_next;
1396 * enum mirror_flags - Flags for extending a mirrored file.
1397 * @MF_NO_VERIFY: Indicates not to verify the mirror(s) from victim file(s)
1398 * in case the victim file(s) contains the same data as the
1399 * original mirrored file.
1400 * @MF_DESTROY: Indicates to delete the mirror from the mirrored file.
1401 * @MF_COMP_ID: specified component id instead of mirror id
1403 * Flags for extending a mirrored file.
1413 * mirror_create_sanity_check() - Check mirror list.
1414 * @list: A linked list that stores the mirror arguments.
1416 * This function does a sanity check on @list for creating
1419 * Return: 0 on success or a negative error code on failure.
1421 static int mirror_create_sanity_check(const char *fname,
1422 struct mirror_args *list)
1425 bool has_m_file = false;
1426 bool has_m_layout = false;
1432 struct llapi_layout *layout;
1434 layout = llapi_layout_get_by_path(fname, 0);
1437 "error: %s: file '%s' couldn't get layout\n",
1442 rc = llapi_layout_sanity(layout, false, true);
1444 llapi_layout_free(layout);
1447 llapi_layout_sanity_perror(rc);
1452 while (list != NULL) {
1453 if (list->m_file != NULL) {
1455 llapi_layout_free(list->m_layout);
1458 llapi_layout_get_by_path(list->m_file, 0);
1459 if (list->m_layout == NULL) {
1461 "error: %s: file '%s' has no layout\n",
1462 progname, list->m_file);
1466 has_m_layout = true;
1467 if (list->m_layout == NULL) {
1468 fprintf(stderr, "error: %s: no mirror layout\n",
1474 rc = llapi_layout_sanity(list->m_layout, false, true);
1476 llapi_layout_sanity_perror(rc);
1480 list = list->m_next;
1483 if (has_m_file && has_m_layout) {
1485 "error: %s: -f <victim_file> option should not be specified with setstripe options\n",
1493 static int mirror_set_flags(struct llapi_layout *layout, void *cbdata)
1495 __u32 mirror_flags = *(__u32 *)cbdata;
1499 rc = llapi_layout_comp_flags_get(layout, &flags);
1504 rc = llapi_layout_comp_flags_set(layout, mirror_flags);
1509 return LLAPI_LAYOUT_ITER_CONT;
1513 * mirror_create() - Create a mirrored file.
1514 * @fname: The file to be created.
1515 * @mirror_list: A linked list that stores the mirror arguments.
1517 * This function creates a mirrored file @fname with the mirror(s)
1518 * from @mirror_list.
1520 * Return: 0 on success or a negative error code on failure.
1522 static int mirror_create(char *fname, struct mirror_args *mirror_list)
1524 struct llapi_layout *layout = NULL;
1525 struct mirror_args *cur_mirror = NULL;
1526 uint16_t mirror_count = 0;
1530 rc = mirror_create_sanity_check(NULL, mirror_list);
1534 cur_mirror = mirror_list;
1535 while (cur_mirror != NULL) {
1536 rc = llapi_layout_comp_iterate(cur_mirror->m_layout,
1538 &cur_mirror->m_flags);
1541 fprintf(stderr, "%s: failed to set mirror flags\n",
1546 for (i = 0; i < cur_mirror->m_count; i++) {
1547 rc = llapi_layout_merge(&layout, cur_mirror->m_layout);
1550 fprintf(stderr, "error: %s: "
1551 "merge layout failed: %s\n",
1552 progname, strerror(errno));
1556 mirror_count += cur_mirror->m_count;
1557 cur_mirror = cur_mirror->m_next;
1560 if (layout == NULL) {
1561 fprintf(stderr, "error: %s: layout is NULL\n", progname);
1565 rc = llapi_layout_mirror_count_set(layout, mirror_count);
1568 fprintf(stderr, "error: %s: set mirror count failed: %s\n",
1569 progname, strerror(errno));
1573 rc = lfs_component_create(fname, O_CREAT | O_WRONLY, 0666,
1581 llapi_layout_free(layout);
1586 * Compare files and check lease on @fd.
1588 * \retval bytes number of bytes are the same
1590 static ssize_t mirror_file_compare(int fd, int fdv)
1592 const size_t buflen = 4 * 1024 * 1024; /* 4M */
1594 ssize_t bytes_done = 0;
1595 ssize_t bytes_read = 0;
1597 buf = malloc(buflen * 2);
1602 if (!llapi_lease_check(fd)) {
1603 bytes_done = -EBUSY;
1607 bytes_read = read(fd, buf, buflen);
1608 if (bytes_read <= 0)
1611 if (bytes_read != read(fdv, buf + buflen, buflen))
1614 /* XXX: should compute the checksum on each buffer and then
1615 * compare checksum to avoid cache collision */
1616 if (memcmp(buf, buf + buflen, bytes_read))
1619 bytes_done += bytes_read;
1627 static int mirror_extend_file(const char *fname, const char *victim_file,
1628 enum mirror_flags mirror_flags)
1633 struct stat stbuf_v;
1634 struct ll_ioc_lease *data = NULL;
1637 fd = open(fname, O_RDWR);
1639 error_loc = "open source file";
1644 fdv = open(victim_file, O_RDWR);
1646 error_loc = "open target file";
1651 if (fstat(fd, &stbuf) || fstat(fdv, &stbuf_v)) {
1652 error_loc = "stat source or target file";
1657 if (stbuf.st_dev != stbuf_v.st_dev) {
1658 error_loc = "stat source and target file";
1663 /* mirrors should be of the same size */
1664 if (stbuf.st_size != stbuf_v.st_size) {
1665 error_loc = "file sizes don't match";
1670 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1672 error_loc = "cannot get lease";
1676 if (!(mirror_flags & MF_NO_VERIFY)) {
1678 /* mirrors should have the same contents */
1679 ret = mirror_file_compare(fd, fdv);
1680 if (ret != stbuf.st_size) {
1681 error_loc = "file busy or contents don't match";
1682 rc = ret < 0 ? ret : -EINVAL;
1687 /* Get rid of caching pages from clients */
1688 rc = llapi_file_flush(fd);
1690 error_loc = "cannot get data version";
1694 rc = llapi_file_flush(fdv);
1696 error_loc = "cannot get data version";
1701 /* Make sure we keep original atime/mtime values */
1702 rc = migrate_copy_timestamps(fd, fdv);
1704 error_loc = "cannot copy timestamp";
1708 /* Atomically put lease, merge layouts and close. */
1709 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1711 error_loc = "memory allocation";
1714 data->lil_mode = LL_LEASE_UNLCK;
1715 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1716 data->lil_count = 1;
1717 data->lil_ids[0] = fdv;
1718 rc = llapi_lease_set(fd, data);
1720 error_loc = "cannot merge layout";
1722 } else if (rc == 0) {
1724 error_loc = "lost lease lock";
1737 (void) unlink(victim_file);
1739 fprintf(stderr, "error: %s: %s: %s: %s\n",
1740 progname, fname, error_loc, strerror(-rc));
1744 static int mirror_extend_layout(char *name, struct llapi_layout *m_layout,
1747 struct llapi_layout *f_layout = NULL;
1748 struct ll_ioc_lease *data = NULL;
1754 f_layout = llapi_layout_get_by_path(name, 0);
1755 if (f_layout == NULL) {
1756 fprintf(stderr, "%s: cannot get layout\n", progname);
1759 rc = llapi_layout_get_last_init_comp(f_layout);
1761 fprintf(stderr, "%s: cannot get the last init comp\n",
1765 rc = llapi_layout_mirror_inherit(f_layout, m_layout);
1768 "%s: cannot inherit from the last init comp\n",
1773 rc = migrate_open_files(name, 0, NULL, m_layout, &fd, &fdv);
1777 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1779 error_loc = "cannot get lease";
1783 rc = migrate_nonblock(fd, fdv);
1785 llapi_lease_release(fd);
1789 /* Atomically put lease, merge layouts and close. */
1790 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1792 error_loc = "memory allocation";
1795 data->lil_mode = LL_LEASE_UNLCK;
1796 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1797 data->lil_count = 1;
1798 data->lil_ids[0] = fdv;
1799 rc = llapi_lease_set(fd, data);
1801 error_loc = "cannot merge layout";
1803 } else if (rc == 0) {
1805 error_loc = "lost lease lock";
1818 fprintf(stderr, "error: %s: %s: %s: %s\n",
1819 progname, name, error_loc, strerror(-rc));
1823 static int mirror_extend(char *fname, struct mirror_args *mirror_list,
1824 enum mirror_flags mirror_flags)
1828 rc = mirror_create_sanity_check(fname, mirror_list);
1832 while (mirror_list) {
1833 if (mirror_list->m_file != NULL) {
1834 rc = mirror_extend_file(fname, mirror_list->m_file,
1837 __u32 mirror_count = mirror_list->m_count;
1839 while (mirror_count > 0) {
1840 rc = mirror_extend_layout(fname,
1841 mirror_list->m_layout,
1842 mirror_list->m_inherit);
1852 mirror_list = mirror_list->m_next;
1858 static int find_mirror_id(struct llapi_layout *layout, void *cbdata)
1863 rc = llapi_layout_mirror_id_get(layout, &id);
1867 if ((__u16)id == *(__u16 *)cbdata)
1868 return LLAPI_LAYOUT_ITER_STOP;
1870 return LLAPI_LAYOUT_ITER_CONT;
1873 static int find_comp_id(struct llapi_layout *layout, void *cbdata)
1878 rc = llapi_layout_comp_id_get(layout, &id);
1882 if (id == *(__u32 *)cbdata)
1883 return LLAPI_LAYOUT_ITER_STOP;
1885 return LLAPI_LAYOUT_ITER_CONT;
1888 struct pool_to_id_cbdata {
1892 static int find_comp_id_by_pool(struct llapi_layout *layout, void *cbdata)
1894 char buf[LOV_MAXPOOLNAME + 1];
1895 struct pool_to_id_cbdata *d = (void *)cbdata;
1899 rc = llapi_layout_pool_name_get(layout, buf, sizeof(buf));
1902 if (strcmp(d->pool, buf))
1903 return LLAPI_LAYOUT_ITER_CONT;
1905 rc = llapi_layout_mirror_id_get(layout, &id);
1910 return LLAPI_LAYOUT_ITER_STOP;
1913 struct collect_ids_data {
1919 static int collect_mirror_id(struct llapi_layout *layout, void *cbdata)
1921 struct collect_ids_data *cid = cbdata;
1925 rc = llapi_layout_mirror_id_get(layout, &id);
1929 if ((__u16)id != cid->cid_exclude) {
1932 for (i = 0; i < cid->cid_count; i++) {
1933 /* already collected the mirror id */
1934 if (id == cid->cid_ids[i])
1935 return LLAPI_LAYOUT_ITER_CONT;
1937 cid->cid_ids[cid->cid_count] = id;
1941 return LLAPI_LAYOUT_ITER_CONT;
1945 * last_non_stale_mirror() - Check if a mirror is the last non-stale mirror.
1946 * @mirror_id: Mirror id to be checked.
1947 * @layout: Mirror component list.
1949 * This function checks if a mirror with specified @mirror_id is the last
1950 * non-stale mirror of a layout @layout.
1952 * Return: true or false.
1955 bool last_non_stale_mirror(__u16 mirror_id, struct llapi_layout *layout)
1957 __u16 mirror_ids[128] = { 0 };
1958 struct collect_ids_data cid = { .cid_ids = mirror_ids,
1960 .cid_exclude = mirror_id, };
1963 llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
1965 for (i = 0; i < cid.cid_count; i++) {
1966 struct llapi_resync_comp comp_array[1024] = { { 0 } };
1969 comp_size = llapi_mirror_find_stale(layout, comp_array,
1970 ARRAY_SIZE(comp_array),
1979 static int mirror_split(const char *fname, __u32 id, const char *pool,
1980 enum mirror_flags mflags, const char *victim_file)
1982 struct llapi_layout *layout;
1983 char parent[PATH_MAX];
1984 char victim[PATH_MAX];
1985 int flags = O_CREAT | O_EXCL | O_LOV_DELAY_CREATE | O_NOFOLLOW;
1987 struct ll_ioc_lease *data;
1988 uint16_t mirror_count;
1993 /* check fname contains mirror with mirror_id/comp_id */
1994 layout = llapi_layout_get_by_path(fname, 0);
1997 "error %s: file '%s' couldn't get layout\n",
2002 rc = llapi_layout_sanity(layout, false, true);
2004 llapi_layout_sanity_perror(rc);
2008 rc = llapi_layout_mirror_count_get(layout, &mirror_count);
2011 "error %s: file '%s' couldn't get mirror count\n",
2015 if (mirror_count < 2) {
2017 "error %s: file '%s' has %d component, cannot split\n",
2018 progname, fname, mirror_count);
2022 if (mflags & MF_COMP_POOL) {
2023 struct pool_to_id_cbdata data = { .pool = pool };
2025 rc = llapi_layout_comp_iterate(layout, find_comp_id_by_pool,
2028 } else if (mflags & MF_COMP_ID) {
2029 rc = llapi_layout_comp_iterate(layout, find_comp_id, &id);
2030 id = mirror_id_of(id);
2032 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &id);
2035 fprintf(stderr, "error %s: failed to iterate layout of '%s'\n",
2038 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
2040 "error %s: file '%s' does not contain mirror with id %u\n",
2041 progname, fname, id);
2045 fd = open(fname, O_RDWR);
2048 "error %s: open file '%s' failed: %s\n",
2049 progname, fname, strerror(errno));
2053 /* get victim file directory pathname */
2054 if (strlen(fname) > sizeof(parent) - 1) {
2055 fprintf(stderr, "error %s: file name of '%s' too long\n",
2060 strncpy(parent, fname, sizeof(parent));
2061 ptr = strrchr(parent, '/');
2063 if (getcwd(parent, sizeof(parent)) == NULL) {
2064 fprintf(stderr, "error %s: getcwd failed: %s\n",
2065 progname, strerror(errno));
2075 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
2077 fprintf(stderr, "%s: cannot get MDT index of '%s'\n",
2082 if (victim_file == NULL) {
2083 /* use a temp file to store the splitted layout */
2084 if (mflags & MF_DESTROY) {
2085 if (last_non_stale_mirror(id, layout)) {
2088 "%s: cannot destroy the last non-stale mirror of file '%s'\n",
2093 fdv = llapi_create_volatile_idx(parent, mdt_index,
2094 O_LOV_DELAY_CREATE);
2096 snprintf(victim, sizeof(victim), "%s.mirror~%u",
2098 fdv = open(victim, flags, S_IRUSR | S_IWUSR);
2101 /* user specified victim file */
2102 fdv = open(victim_file, flags, S_IRUSR | S_IWUSR);
2107 "error %s: create victim file failed: %s\n",
2108 progname, strerror(errno));
2112 /* get lease lock of fname */
2113 rc = llapi_lease_acquire(fd, LL_LEASE_WRLCK);
2116 "error %s: cannot get lease of file '%s': %d\n",
2117 progname, fname, rc);
2121 /* Atomatically put lease, split layouts and close. */
2122 data = malloc(offsetof(typeof(*data), lil_ids[2]));
2128 data->lil_mode = LL_LEASE_UNLCK;
2129 data->lil_flags = LL_LEASE_LAYOUT_SPLIT;
2130 data->lil_count = 2;
2131 data->lil_ids[0] = fdv;
2132 data->lil_ids[1] = id;
2133 rc = llapi_lease_set(fd, data);
2135 if (rc == 0) /* lost lease lock */
2138 "error %s: cannot split '%s': %s\n",
2139 progname, fname, strerror(-rc));
2150 llapi_layout_free(layout);
2155 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
2156 __u16 *mirror_ids, int ids_nr);
2158 static int lfs_migrate_to_dom(int fd, int fdv, char *name,
2159 __u64 migration_flags,
2160 struct llapi_stripe_param *param,
2161 struct llapi_layout *layout)
2163 struct ll_ioc_lease *data = NULL;
2166 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
2168 error_loc = "cannot get lease";
2172 /* Atomically put lease, merge layouts, resync and close. */
2173 data = calloc(1, offsetof(typeof(*data), lil_ids[1024]));
2175 error_loc = "memory allocation";
2178 data->lil_mode = LL_LEASE_UNLCK;
2179 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
2180 data->lil_count = 1;
2181 data->lil_ids[0] = fdv;
2182 rc = llapi_lease_set(fd, data);
2184 error_loc = "cannot merge layout";
2186 } else if (rc == 0) {
2188 error_loc = "lost lease lock";
2194 rc = lfs_mirror_resync_file(name, data, NULL, 0);
2196 error_loc = "cannot resync file";
2200 /* delete first mirror now */
2201 rc = mirror_split(name, 1, NULL, MF_DESTROY, NULL);
2203 error_loc = "cannot delete old layout";
2211 fprintf(stderr, "error: %s: %s: %s: %s\n",
2212 progname, name, error_loc, strerror(-rc));
2213 else if (migration_flags & MIGRATION_VERBOSE)
2214 printf("%s\n", name);
2221 * Parse a string containing an target index list into an array of integers.
2223 * The input string contains a comma delimited list of individual
2224 * indices and ranges, for example "1,2-4,7". Add the indices into the
2225 * \a tgts array and remove duplicates.
2227 * \param[out] tgts array to store indices in
2228 * \param[in] size size of \a tgts array
2229 * \param[in] offset starting index in \a tgts
2230 * \param[in] arg string containing OST index list
2231 * \param[in/out] overstriping index list may contain duplicates
2233 * \retval positive number of indices in \a tgts
2234 * \retval -EINVAL unable to parse \a arg
2236 static int parse_targets(__u32 *tgts, int size, int offset, char *arg,
2237 unsigned long long *pattern)
2241 int slots = size - offset;
2243 bool overstriped = false;
2249 end_of_loop = false;
2250 while (!end_of_loop) {
2251 int start_index = 0;
2254 char *endptr = NULL;
2258 ptr = strchrnul(arg, ',');
2260 end_of_loop = *ptr == '\0';
2263 start_index = strtol(arg, &endptr, 0);
2264 if (endptr == arg) /* no data at all */
2266 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
2269 end_index = start_index;
2270 if (*endptr == '-') {
2271 end_index = strtol(endptr + 1, &endptr, 0);
2272 if (*endptr != '\0')
2274 if (end_index < start_index)
2278 for (i = start_index; i <= end_index && slots > 0; i++) {
2281 /* remove duplicate */
2282 for (j = 0; j < offset; j++) {
2283 if (tgts[j] == i && pattern &&
2284 *pattern == LLAPI_LAYOUT_OVERSTRIPING)
2286 else if (tgts[j] == i)
2292 if (j == offset) { /* check complete */
2298 if (slots == 0 && i < end_index)
2306 if (!end_of_loop && ptr != NULL)
2309 if (!overstriped && pattern)
2310 *pattern = LLAPI_LAYOUT_DEFAULT;
2312 return rc < 0 ? rc : nr;
2315 struct lfs_setstripe_args {
2316 unsigned long long lsa_comp_end;
2317 unsigned long long lsa_stripe_size;
2318 unsigned long long lsa_extension_size;
2319 long long lsa_stripe_count;
2320 long long lsa_stripe_off;
2321 __u32 lsa_comp_flags;
2322 __u32 lsa_comp_neg_flags;
2323 unsigned long long lsa_pattern;
2324 unsigned int lsa_mirror_count;
2326 bool lsa_first_comp;
2327 bool lsa_extension_comp;
2329 char *lsa_pool_name;
2332 static inline void setstripe_args_init(struct lfs_setstripe_args *lsa)
2334 unsigned int mirror_count = lsa->lsa_mirror_count;
2335 bool first_comp = lsa->lsa_first_comp;
2337 memset(lsa, 0, sizeof(*lsa));
2339 lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
2340 lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
2341 lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
2342 lsa->lsa_pattern = LLAPI_LAYOUT_RAID0;
2343 lsa->lsa_pool_name = NULL;
2345 lsa->lsa_mirror_count = mirror_count;
2346 lsa->lsa_first_comp = first_comp;
2350 * setstripe_args_init_inherit() - Initialize and inherit stripe options.
2351 * @lsa: Stripe options to be initialized and inherited.
2353 * This function initializes stripe options in @lsa and inherit
2354 * stripe_size, stripe_count and OST pool_name options.
2358 static inline void setstripe_args_init_inherit(struct lfs_setstripe_args *lsa)
2360 unsigned long long stripe_size;
2361 long long stripe_count;
2362 char *pool_name = NULL;
2364 stripe_size = lsa->lsa_stripe_size;
2365 stripe_count = lsa->lsa_stripe_count;
2366 pool_name = lsa->lsa_pool_name;
2368 setstripe_args_init(lsa);
2370 lsa->lsa_stripe_size = stripe_size;
2371 lsa->lsa_stripe_count = stripe_count;
2372 lsa->lsa_pool_name = pool_name;
2375 static inline bool setstripe_args_specified(struct lfs_setstripe_args *lsa)
2377 return (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT ||
2378 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ||
2379 lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
2380 lsa->lsa_pattern != LLAPI_LAYOUT_RAID0 ||
2381 lsa->lsa_comp_end != 0);
2385 * comp_args_to_layout() - Create or extend a composite layout.
2386 * @composite: Pointer to the composite layout.
2387 * @lsa: Stripe options for the new component.
2389 * This function creates or extends a composite layout by adding a new
2390 * component with stripe options from @lsa.
2392 * Return: 0 on success or an error code on failure.
2394 static int comp_args_to_layout(struct llapi_layout **composite,
2395 struct lfs_setstripe_args *lsa,
2398 struct llapi_layout *layout = *composite;
2399 uint64_t prev_end = 0;
2404 if (layout == NULL) {
2405 layout = llapi_layout_alloc();
2406 if (layout == NULL) {
2407 fprintf(stderr, "Alloc llapi_layout failed. %s\n",
2412 *composite = layout;
2413 lsa->lsa_first_comp = true;
2417 /* Get current component extent, current component
2418 * must be the tail component. */
2419 rc = llapi_layout_comp_extent_get(layout, &start, &prev_end);
2421 fprintf(stderr, "Get comp extent failed. %s\n",
2426 if (lsa->lsa_first_comp) {
2428 rc = llapi_layout_add_first_comp(layout);
2430 rc = llapi_layout_comp_add(layout);
2433 fprintf(stderr, "Add component failed. %s\n",
2439 rc = llapi_layout_comp_flags_set(layout, lsa->lsa_comp_flags);
2441 fprintf(stderr, "Set flags 0x%x failed: %s\n",
2442 lsa->lsa_comp_flags, strerror(errno));
2447 uint64_t comp_end = lsa->lsa_comp_end;
2449 /* The extendable component is 0-length, so it can be removed
2450 * if there is insufficient space to extend it. */
2451 if (lsa->lsa_extension_comp)
2452 comp_end = prev_end;
2454 rc = llapi_layout_comp_extent_set(layout, prev_end,
2457 fprintf(stderr, "Set extent [%lu, %lu) failed. %s\n",
2458 prev_end, comp_end, strerror(errno));
2462 /* reset lsa_first_comp */
2463 lsa->lsa_first_comp = false;
2465 /* Data-on-MDT component setting */
2466 if (lsa->lsa_pattern == LLAPI_LAYOUT_MDT) {
2467 /* In case of Data-on-MDT patterns the only extra option
2468 * applicable is stripe size option. */
2469 if (lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
2470 fprintf(stderr, "Option 'stripe-count' can't be "
2471 "specified with Data-on-MDT component: %lld\n",
2472 lsa->lsa_stripe_count);
2476 if (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT) {
2477 fprintf(stderr, "Option 'stripe-size' can't be "
2478 "specified with Data-on-MDT component: %llu\n",
2479 lsa->lsa_stripe_size);
2483 if (lsa->lsa_nr_tgts != 0) {
2484 fprintf(stderr, "Option 'ost-list' can't be specified "
2485 "with Data-on-MDT component: '%i'\n",
2490 if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT) {
2491 fprintf(stderr, "Option 'stripe-offset' can't be "
2492 "specified with Data-on-MDT component: %lld\n",
2493 lsa->lsa_stripe_off);
2497 if (lsa->lsa_pool_name != 0) {
2498 fprintf(stderr, "Option 'pool' can't be specified "
2499 "with Data-on-MDT component: '%s'\n",
2500 lsa->lsa_pool_name);
2505 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2507 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2512 /* Data-on-MDT component has always single stripe up to end */
2513 lsa->lsa_stripe_size = lsa->lsa_comp_end;
2514 } else if (lsa->lsa_pattern == LLAPI_LAYOUT_OVERSTRIPING) {
2515 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2517 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2524 size = lsa->lsa_comp_flags & LCME_FL_EXTENSION ?
2525 lsa->lsa_extension_size : lsa->lsa_stripe_size;
2527 if (lsa->lsa_comp_flags & LCME_FL_EXTENSION)
2528 rc = llapi_layout_extension_size_set(layout, size);
2530 rc = llapi_layout_stripe_size_set(layout, size);
2533 fprintf(stderr, "Set stripe size %lu failed: %s\n",
2534 size, strerror(errno));
2538 rc = llapi_layout_stripe_count_set(layout, lsa->lsa_stripe_count);
2540 fprintf(stderr, "Set stripe count %lld failed: %s\n",
2541 lsa->lsa_stripe_count, strerror(errno));
2545 if (lsa->lsa_pool_name != NULL) {
2546 rc = llapi_layout_pool_name_set(layout, lsa->lsa_pool_name);
2548 fprintf(stderr, "Set pool name: %s failed. %s\n",
2549 lsa->lsa_pool_name, strerror(errno));
2553 rc = llapi_layout_pool_name_set(layout, "");
2555 fprintf(stderr, "Clear pool name failed: %s\n",
2561 if (lsa->lsa_nr_tgts > 0) {
2562 if (lsa->lsa_stripe_count > 0 &&
2563 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
2564 lsa->lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
2565 lsa->lsa_nr_tgts != lsa->lsa_stripe_count) {
2566 fprintf(stderr, "stripe_count(%lld) != nr_tgts(%d)\n",
2567 lsa->lsa_stripe_count,
2572 for (i = 0; i < lsa->lsa_nr_tgts; i++) {
2573 rc = llapi_layout_ost_index_set(layout, i,
2578 } else if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT &&
2579 lsa->lsa_stripe_off != -1) {
2580 rc = llapi_layout_ost_index_set(layout, 0, lsa->lsa_stripe_off);
2583 fprintf(stderr, "Set ost index %d failed. %s\n",
2584 i, strerror(errno));
2588 /* Create the second, virtual component of extension space */
2589 if (lsa->lsa_extension_comp) {
2590 lsa->lsa_comp_flags |= LCME_FL_EXTENSION;
2591 lsa->lsa_extension_comp = false;
2598 static int build_component(struct llapi_layout **layout,
2599 struct lfs_setstripe_args *lsa, bool set_extent)
2603 rc = comp_args_to_layout(layout, lsa, set_extent);
2607 if (lsa->lsa_mirror_count > 0) {
2608 rc = llapi_layout_mirror_count_set(*layout,
2609 lsa->lsa_mirror_count);
2613 rc = llapi_layout_flags_set(*layout, LCM_FL_RDONLY);
2616 lsa->lsa_mirror_count = 0;
2622 static int build_layout_from_yaml_node(struct cYAML *node,
2623 struct llapi_layout **layout,
2624 struct lfs_setstripe_args *lsa,
2631 if (node->cy_type == CYAML_TYPE_OBJECT) {
2632 /* go deep to sub blocks */
2633 rc = build_layout_from_yaml_node(node->cy_child, layout,
2638 if (node->cy_string == NULL)
2641 string = node->cy_string;
2642 /* skip leading lmm_ if present, to simplify parsing */
2643 if (strncmp(string, "lmm_", 4) == 0)
2646 if (node->cy_type == CYAML_TYPE_STRING) {
2647 if (!strcmp(string, "lcme_extent.e_end")) {
2648 if (!strcmp(node->cy_valuestring, "EOF") ||
2649 !strcmp(node->cy_valuestring, "eof"))
2650 lsa->lsa_comp_end = LUSTRE_EOF;
2651 } else if (!strcmp(string, "pool")) {
2652 lsa->lsa_pool_name = node->cy_valuestring;
2653 } else if (!strcmp(string, "pattern")) {
2654 if (!strcmp(node->cy_valuestring, "mdt"))
2655 lsa->lsa_pattern = LLAPI_LAYOUT_MDT;
2656 if (!strcmp(node->cy_valuestring,
2657 "raid0,overstriped"))
2659 LLAPI_LAYOUT_OVERSTRIPING;
2660 } else if (!strcmp(string, "lcme_flags")) {
2661 rc = comp_str2flags(node->cy_valuestring,
2662 &lsa->lsa_comp_flags,
2663 &lsa->lsa_comp_neg_flags);
2666 /* Only template flags have meaning in
2667 * the layout for a new file
2669 lsa->lsa_comp_flags &= LCME_TEMPLATE_FLAGS;
2671 } else if (node->cy_type == CYAML_TYPE_NUMBER) {
2672 if (!strcmp(string, "lcm_mirror_count")) {
2673 lsa->lsa_mirror_count = node->cy_valueint;
2674 } else if (!strcmp(string, "lcme_extent.e_start")) {
2675 if (node->cy_valueint != 0 || *layout != NULL) {
2676 rc = build_component(layout, lsa, true);
2681 if (node->cy_valueint == 0)
2682 lsa->lsa_first_comp = true;
2684 /* initialize lsa */
2685 setstripe_args_init(lsa);
2686 lsa->lsa_tgts = osts;
2687 } else if (!strcmp(string, "lcme_extent.e_end")) {
2688 if (node->cy_valueint == -1)
2689 lsa->lsa_comp_end = LUSTRE_EOF;
2691 lsa->lsa_comp_end = node->cy_valueint;
2692 } else if (!strcmp(string, "stripe_count")) {
2693 lsa->lsa_stripe_count = node->cy_valueint;
2694 } else if (!strcmp(string, "stripe_size")) {
2695 lsa->lsa_stripe_size = node->cy_valueint;
2696 } else if (!strcmp(string, "stripe_offset")) {
2697 lsa->lsa_stripe_off = node->cy_valueint;
2698 } else if (!strcmp(string, "l_ost_idx")) {
2699 osts[lsa->lsa_nr_tgts] = node->cy_valueint;
2704 node = node->cy_next;
2710 static int lfs_comp_create_from_yaml(char *template,
2711 struct llapi_layout **layout,
2712 struct lfs_setstripe_args *lsa,
2715 struct cYAML *tree = NULL, *err_rc = NULL;
2718 tree = cYAML_build_tree(template, NULL, 0, &err_rc, false);
2720 fprintf(stderr, "%s: cannot parse YAML file %s\n",
2721 progname, template);
2722 cYAML_build_error(-EINVAL, -1, "yaml", "from comp yaml",
2723 "can't parse", &err_rc);
2724 cYAML_print_tree2file(stderr, err_rc);
2725 cYAML_free_tree(err_rc);
2730 /* initialize lsa for plain file */
2731 setstripe_args_init(lsa);
2732 lsa->lsa_tgts = osts;
2734 rc = build_layout_from_yaml_node(tree, layout, lsa, osts);
2736 fprintf(stderr, "%s: cannot build layout from YAML file %s.\n",
2737 progname, template);
2740 rc = build_component(layout, lsa, *layout != NULL);
2742 /* clean clean lsa */
2743 setstripe_args_init(lsa);
2747 cYAML_free_tree(tree);
2752 * Get the extension size from the next (SEL) component and extend the
2753 * current component on it. The start of the next component is to be
2756 * \param[in] layout the current layout
2757 * \param[in] start the start of the current component
2758 * \param[in,out] end the end of the current component
2759 * \param[in] offset the offset to adjust the end position to instead of
2762 * \retval 0 - extended successfully
2763 * \retval < 0 - error
2765 static int layout_extend_comp(struct llapi_layout *layout,
2766 uint64_t start, uint64_t *end,
2769 uint64_t size, next_start, next_end;
2772 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_NEXT);
2774 fprintf(stderr, "%s setstripe: cannot move component cursor: "
2775 "%s\n", progname, strerror(errno));
2779 /* Even if the @size will not be used below, this will fail if
2780 * this is not a SEL component - a good confirmation we are
2781 * working on right components. */
2782 rc = llapi_layout_extension_size_get(layout, &size);
2784 fprintf(stderr, "%s setstripe: cannot get component ext size: "
2785 "%s\n", progname, strerror(errno));
2789 rc = llapi_layout_comp_extent_get(layout, &next_start, &next_end);
2791 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
2792 progname, strerror(errno));
2796 next_start += offset ?: size;
2797 rc = llapi_layout_comp_extent_set(layout, next_start, next_end);
2799 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
2800 progname, strerror(errno));
2804 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_PREV);
2806 fprintf(stderr, "%s setstripe: cannot move component cursor: "
2807 "%s\n", progname, strerror(errno));
2811 *end += offset ?: size;
2812 rc = llapi_layout_comp_extent_set(layout, start, *end);
2814 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
2815 progname, strerror(errno));
2823 * In 'lfs setstripe --component-add' mode, we need to fetch the extent
2824 * end of the last component in the existing file, and adjust the
2825 * first extent start of the components to be added accordingly.
2827 * In the create mode, we need to check if the first component is an extendable
2828 * SEL component and extend its length to the extension size (first component
2829 * of the PFL file is initialised at the create time, cannot be 0-lenght.
2831 static int layout_adjust_first_extent(char *fname, struct llapi_layout *layout,
2834 struct llapi_layout *head;
2835 uint64_t start = 0, prev_end = 0;
2844 head = llapi_layout_get_by_path(fname, 0);
2847 "%s setstripe: cannot read layout from '%s': "
2848 "%s\n", progname, fname, strerror(errno));
2850 } else if (errno == ENODATA) {
2851 /* file without LOVEA, this component-add will be turned
2852 * into a component-create. */
2853 llapi_layout_free(head);
2856 /* the new layout will be added to an empty one, it
2857 * still needs to be adjusted below */
2860 } else if (!llapi_layout_is_composite(head)) {
2861 fprintf(stderr, "%s setstripe: '%s' not a composite "
2862 "file\n", progname, fname);
2863 llapi_layout_free(head);
2867 rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
2869 fprintf(stderr, "%s setstripe: cannot get prev "
2870 "extent: %s\n", progname, strerror(errno));
2871 llapi_layout_free(head);
2875 llapi_layout_free(head);
2879 /* Make sure we use the first component of the layout to be added. */
2880 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
2883 "%s setstripe: cannot move component cursor: %s\n",
2884 progname, strerror(errno));
2888 rc = llapi_layout_comp_extent_get(layout, &start, &end);
2890 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
2891 progname, strerror(errno));
2895 if (start == 0 && end == 0) {
2896 rc = layout_extend_comp(layout, start, &end,
2897 comp_add ? prev_end : 0);
2902 if (start > prev_end || end < prev_end) {
2903 fprintf(stderr, "%s setstripe: first extent [%lu, %lu) not "
2904 "adjacent with extent end %lu\n",
2905 progname, start, end, prev_end);
2909 rc = llapi_layout_comp_extent_set(layout, prev_end, end);
2911 fprintf(stderr, "%s setstripe: cannot set component extent "
2913 progname, prev_end, end, strerror(errno));
2920 static int mirror_adjust_first_extents(struct mirror_args *list)
2927 while (list != NULL) {
2928 rc = layout_adjust_first_extent(NULL, list->m_layout, false);
2931 list = list->m_next;
2937 static inline bool arg_is_eof(char *arg)
2939 return !strncmp(arg, "-1", strlen("-1")) ||
2940 !strncmp(arg, "EOF", strlen("EOF")) ||
2941 !strncmp(arg, "eof", strlen("eof"));
2945 * lfs_mirror_alloc() - Allocate a mirror argument structure.
2947 * Return: Valid mirror_args pointer on success and
2948 * NULL if memory allocation fails.
2950 static struct mirror_args *lfs_mirror_alloc(void)
2952 struct mirror_args *mirror = NULL;
2955 mirror = calloc(1, sizeof(*mirror));
2956 if (mirror != NULL) {
2957 mirror->m_inherit = false;
2968 * lfs_mirror_free() - Free memory allocated for a mirror argument
2970 * @mirror: Previously allocated mirror argument structure by
2971 * lfs_mirror_alloc().
2973 * Free memory allocated for @mirror.
2977 static void lfs_mirror_free(struct mirror_args *mirror)
2979 if (mirror->m_layout != NULL)
2980 llapi_layout_free(mirror->m_layout);
2985 * lfs_mirror_list_free() - Free memory allocated for a mirror list.
2986 * @mirror_list: Previously allocated mirror list.
2988 * Free memory allocated for @mirror_list.
2992 static void lfs_mirror_list_free(struct mirror_args *mirror_list)
2994 struct mirror_args *next_mirror = NULL;
2996 while (mirror_list != NULL) {
2997 next_mirror = mirror_list->m_next;
2998 lfs_mirror_free(mirror_list);
2999 mirror_list = next_mirror;
3011 LFS_COMP_NO_VERIFY_OPT,
3013 LFS_LAYOUT_FLAGS_OPT, /* used for mirror and foreign flags */
3015 LFS_MIRROR_STATE_OPT,
3017 LFS_MIRROR_INDEX_OPT,
3018 LFS_LAYOUT_FOREIGN_OPT,
3024 static int lfs_setstripe_internal(int argc, char **argv,
3025 enum setstripe_origin opc)
3027 struct lfs_setstripe_args lsa = { 0 };
3028 struct llapi_stripe_param *param = NULL;
3029 struct find_param migrate_mdt_param = {
3039 unsigned long long size_units = 1;
3040 bool migrate_mode = false;
3041 bool migrate_mdt_mode = false;
3042 bool setstripe_mode = false;
3043 bool migration_block = false;
3044 __u64 migration_flags = 0;
3045 __u32 tgts[LOV_MAX_STRIPE_COUNT] = { 0 };
3046 int comp_del = 0, comp_set = 0;
3049 struct llapi_layout *layout = NULL;
3050 struct llapi_layout **lpp = &layout;
3051 bool mirror_mode = false;
3052 bool has_m_file = false;
3053 __u32 mirror_count = 0;
3054 enum mirror_flags mirror_flags = 0;
3055 struct mirror_args *mirror_list = NULL;
3056 struct mirror_args *new_mirror = NULL;
3057 struct mirror_args *last_mirror = NULL;
3058 __u16 mirror_id = 0;
3060 bool from_yaml = false;
3061 bool from_copy = false;
3062 char *template = NULL;
3063 bool foreign_mode = false;
3065 uint32_t type = LU_FOREIGN_TYPE_NONE, flags = 0;
3066 char *mode_opt = NULL;
3067 mode_t previous_umask = 0;
3068 mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
3070 struct option long_opts[] = {
3071 /* find { .val = '0', .name = "null", .has_arg = no_argument }, */
3072 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
3073 /* --block is only valid in migrate mode */
3074 { .val = 'b', .name = "block", .has_arg = no_argument },
3075 /* find { .val = 'B', .name = "btime", .has_arg = required_argument }*/
3076 { .val = LFS_COMP_ADD_OPT,
3077 .name = "comp-add", .has_arg = no_argument },
3078 { .val = LFS_COMP_ADD_OPT,
3079 .name = "component-add", .has_arg = no_argument },
3080 { .val = LFS_COMP_DEL_OPT,
3081 .name = "comp-del", .has_arg = no_argument },
3082 { .val = LFS_COMP_DEL_OPT,
3083 .name = "component-del", .has_arg = no_argument },
3084 { .val = LFS_COMP_FLAGS_OPT,
3085 .name = "comp-flags", .has_arg = required_argument },
3086 { .val = LFS_COMP_FLAGS_OPT,
3087 .name = "component-flags",
3088 .has_arg = required_argument },
3089 { .val = LFS_COMP_SET_OPT,
3090 .name = "comp-set", .has_arg = no_argument },
3091 { .val = LFS_COMP_SET_OPT,
3092 .name = "component-set",
3093 .has_arg = no_argument},
3094 { .val = LFS_COMP_NO_VERIFY_OPT,
3095 .name = "no-verify", .has_arg = no_argument},
3096 { .val = LFS_LAYOUT_FLAGS_OPT,
3097 .name = "flags", .has_arg = required_argument},
3098 { .val = LFS_LAYOUT_FOREIGN_OPT,
3099 .name = "foreign", .has_arg = optional_argument},
3100 { .val = LFS_MIRROR_ID_OPT,
3101 .name = "mirror-id", .has_arg = required_argument},
3102 { .val = LFS_MODE_OPT,
3103 .name = "mode", .has_arg = required_argument},
3104 { .val = LFS_LAYOUT_COPY,
3105 .name = "copy", .has_arg = required_argument},
3106 { .val = 'c', .name = "stripe-count", .has_arg = required_argument},
3107 { .val = 'c', .name = "stripe_count", .has_arg = required_argument},
3108 { .val = 'c', .name = "mdt-count", .has_arg = required_argument},
3109 { .val = 'C', .name = "overstripe-count",
3110 .has_arg = required_argument},
3111 { .val = 'd', .name = "delete", .has_arg = no_argument},
3112 { .val = 'd', .name = "destroy", .has_arg = no_argument},
3113 /* --non-direct is only valid in migrate mode */
3114 { .val = 'D', .name = "non-direct", .has_arg = no_argument },
3115 { .val = 'E', .name = "comp-end", .has_arg = required_argument},
3116 { .val = 'E', .name = "component-end",
3117 .has_arg = required_argument},
3118 { .val = 'f', .name = "file", .has_arg = required_argument },
3119 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
3120 /* find { .val = 'g', .name = "gid", .has_arg = no_argument }, */
3121 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
3122 /* find { .val = 'h', .name = "help", .has_arg = no_argument }, */
3123 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument},
3124 { .val = 'i', .name = "stripe-index", .has_arg = required_argument},
3125 { .val = 'i', .name = "stripe_index", .has_arg = required_argument},
3126 { .val = 'I', .name = "comp-id", .has_arg = required_argument},
3127 { .val = 'I', .name = "component-id", .has_arg = required_argument},
3128 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
3129 { .val = 'L', .name = "layout", .has_arg = required_argument },
3130 { .val = 'm', .name = "mdt", .has_arg = required_argument},
3131 { .val = 'm', .name = "mdt-index", .has_arg = required_argument},
3132 { .val = 'm', .name = "mdt_index", .has_arg = required_argument},
3133 /* --non-block is only valid in migrate mode */
3134 { .val = 'n', .name = "non-block", .has_arg = no_argument },
3135 { .val = 'N', .name = "mirror-count", .has_arg = optional_argument},
3136 { .val = 'o', .name = "ost", .has_arg = required_argument },
3137 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3138 { .val = 'o', .name = "ost-list", .has_arg = required_argument },
3139 { .val = 'o', .name = "ost_list", .has_arg = required_argument },
3141 { .val = 'p', .name = "pool", .has_arg = required_argument },
3142 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
3143 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
3144 /* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
3145 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
3146 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
3147 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
3148 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
3149 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
3150 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
3151 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
3152 /* --verbose is only valid in migrate mode */
3153 { .val = 'v', .name = "verbose", .has_arg = no_argument},
3154 { .val = 'x', .name = "xattr", .has_arg = required_argument },
3155 { .val = 'y', .name = "yaml", .has_arg = required_argument },
3156 { .val = 'z', .name = "ext-size", .has_arg = required_argument},
3157 { .val = 'z', .name = "extension-size", .has_arg = required_argument},
3160 setstripe_args_init(&lsa);
3162 migrate_mode = (opc == SO_MIGRATE);
3163 mirror_mode = (opc == SO_MIRROR_CREATE || opc == SO_MIRROR_EXTEND);
3164 setstripe_mode = (opc == SO_SETSTRIPE);
3165 if (opc == SO_MIRROR_DELETE) {
3167 mirror_flags = MF_DESTROY;
3170 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
3172 while ((c = getopt_long(argc, argv,
3173 "bc:C:dDE:f:H:i:I:m:N::no:p:L:s:S:vx:y:z:",
3174 long_opts, NULL)) >= 0) {
3180 case LFS_COMP_ADD_OPT:
3183 case LFS_COMP_DEL_OPT:
3186 case LFS_COMP_FLAGS_OPT:
3187 result = comp_str2flags(optarg, &lsa.lsa_comp_flags,
3188 &lsa.lsa_comp_neg_flags);
3191 if (mirror_mode && lsa.lsa_comp_neg_flags) {
3192 fprintf(stderr, "%s: inverted flags are not supported\n",
3197 case LFS_COMP_SET_OPT:
3200 case LFS_COMP_NO_VERIFY_OPT:
3201 mirror_flags |= MF_NO_VERIFY;
3203 case LFS_MIRROR_ID_OPT:
3204 mirror_id = strtoul(optarg, &end, 0);
3205 if (*end != '\0' || mirror_id == 0) {
3207 "%s %s: invalid mirror ID '%s'\n",
3208 progname, argv[0], optarg);
3212 case LFS_LAYOUT_FLAGS_OPT: {
3215 /* check for numeric flags (foreign and mirror cases) */
3216 if (setstripe_mode && !mirror_mode && !last_mirror) {
3217 flags = strtoul(optarg, &end, 16);
3220 "%s %s: bad flags '%s'\n",
3221 progname, argv[0], optarg);
3227 if (!mirror_mode || !last_mirror) {
3228 fprintf(stderr, "error: %s: --flags must be specified with --mirror-count|-N option\n",
3233 result = comp_str2flags(optarg, &last_mirror->m_flags,
3239 fprintf(stderr, "%s: inverted flags are not supported\n",
3244 if (last_mirror->m_flags & ~LCME_USER_MIRROR_FLAGS) {
3246 "%s: unsupported mirror flags: %s\n",
3253 case LFS_LAYOUT_FOREIGN_OPT:
3254 if (optarg != NULL) {
3255 /* check pure numeric */
3256 type = strtoul(optarg, &end, 0);
3259 type = check_foreign_type_name(optarg);
3260 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
3262 "%s %s: unrecognized foreign type '%s'\n",
3269 foreign_mode = true;
3273 if (mode_opt != NULL) {
3274 mode = strtoul(mode_opt, &end, 8);
3277 "%s %s: bad mode '%s'\n",
3278 progname, argv[0], mode_opt);
3281 previous_umask = umask(0);
3284 case LFS_LAYOUT_COPY:
3289 if (!migrate_mode) {
3291 "%s %s: -b|--block valid only for migrate command\n",
3295 migration_block = true;
3298 if (lsa.lsa_pattern == LLAPI_LAYOUT_MDT) {
3300 "%s %s: -C|--overstripe-count incompatible with DoM layout\n",
3304 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3307 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
3310 "%s %s: invalid stripe count '%s'\n",
3311 progname, argv[0], optarg);
3315 if (lsa.lsa_stripe_count == -1)
3316 lsa.lsa_stripe_count = LLAPI_LAYOUT_WIDE;
3319 /* delete the default striping pattern */
3321 if (opc == SO_MIRROR_SPLIT) {
3324 "%s %s: -d cannot used with -f\n",
3328 mirror_flags |= MF_DESTROY;
3332 if (!migrate_mode) {
3334 "%s %s: -D|--non-direct is valid "
3335 "only for migrate command\n",
3339 migration_flags |= MIGRATION_NONDIRECT;
3342 if (lsa.lsa_comp_end != 0) {
3343 result = comp_args_to_layout(lpp, &lsa, true);
3345 fprintf(stderr, "%s: invalid layout\n",
3350 setstripe_args_init_inherit(&lsa);
3353 if (arg_is_eof(optarg)) {
3354 lsa.lsa_comp_end = LUSTRE_EOF;
3356 result = llapi_parse_size(optarg,
3361 "%s %s: invalid component end '%s'\n",
3362 progname, argv[0], optarg);
3368 if (!migrate_mode) {
3369 fprintf(stderr, "--mdt-hash is valid only for migrate command\n");
3373 lsa.lsa_pattern = check_hashtype(optarg);
3374 if (lsa.lsa_pattern == 0) {
3376 "%s %s: bad stripe hash type '%s'\n",
3377 progname, argv[0], optarg);
3382 lsa.lsa_stripe_off = strtol(optarg, &end, 0);
3385 "%s %s: invalid stripe offset '%s'\n",
3386 progname, argv[0], optarg);
3389 if (lsa.lsa_stripe_off == -1)
3390 lsa.lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
3393 comp_id = strtoul(optarg, &end, 0);
3394 if (*end != '\0' || comp_id == 0 ||
3395 comp_id > LCME_ID_MAX) {
3397 "%s %s: invalid component ID '%s'\n",
3398 progname, argv[0], optarg);
3403 if (opc != SO_MIRROR_EXTEND && opc != SO_MIRROR_SPLIT) {
3405 "error: %s: invalid option: %s\n",
3406 progname, argv[optopt + 1]);
3409 if (opc == SO_MIRROR_EXTEND) {
3410 if (last_mirror == NULL) {
3412 "error: %s: '-N' must exist in front of '%s'\n",
3413 progname, argv[optopt + 1]);
3416 last_mirror->m_file = optarg;
3417 last_mirror->m_count = 1;
3420 if (mirror_list == NULL)
3421 mirror_list = lfs_mirror_alloc();
3422 mirror_list->m_file = optarg;
3427 if (strcmp(argv[optind - 1], "mdt") == 0) {
3428 /* Can be only the first component */
3429 if (layout != NULL) {
3431 fprintf(stderr, "error: 'mdt' layout "
3432 "can be only the first one\n");
3435 if (lsa.lsa_comp_end > (1ULL << 30)) { /* 1Gb */
3437 fprintf(stderr, "error: 'mdt' layout "
3438 "size is too big\n");
3441 lsa.lsa_pattern = LLAPI_LAYOUT_MDT;
3442 } else if (strcmp(argv[optind - 1], "raid0") != 0) {
3444 fprintf(stderr, "error: layout '%s' is "
3445 "unknown, supported layouts are: "
3446 "'mdt', 'raid0'\n", argv[optind]);
3451 if (!migrate_mode) {
3453 "%s %s: -m|--mdt-index is valid only for migrate command\n",
3457 migrate_mdt_mode = true;
3458 lsa.lsa_nr_tgts = parse_targets(tgts,
3459 sizeof(tgts) / sizeof(__u32),
3460 lsa.lsa_nr_tgts, optarg, NULL);
3461 if (lsa.lsa_nr_tgts < 0) {
3463 "%s %s: invalid MDT target(s) '%s'\n",
3464 progname, argv[0], optarg);
3468 lsa.lsa_tgts = tgts;
3469 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3470 lsa.lsa_stripe_off = tgts[0];
3473 if (!migrate_mode) {
3475 "%s %s: -n|--non-block valid only for migrate command\n",
3479 migration_flags |= MIGRATION_NONBLOCK;
3482 if (opc == SO_SETSTRIPE) {
3483 opc = SO_MIRROR_CREATE;
3487 if (optarg != NULL) {
3488 mirror_count = strtoul(optarg, &end, 0);
3489 if (*end != '\0' || mirror_count == 0) {
3491 "error: %s: bad mirror count: %s\n",
3498 new_mirror = lfs_mirror_alloc();
3499 new_mirror->m_count = mirror_count;
3501 if (mirror_list == NULL)
3502 mirror_list = new_mirror;
3504 if (last_mirror != NULL) {
3505 /* wrap up last mirror */
3506 if (!setstripe_args_specified(&lsa))
3507 last_mirror->m_inherit = true;
3508 if (lsa.lsa_comp_end == 0)
3509 lsa.lsa_comp_end = LUSTRE_EOF;
3511 result = comp_args_to_layout(lpp, &lsa, true);
3513 lfs_mirror_free(new_mirror);
3517 setstripe_args_init_inherit(&lsa);
3519 last_mirror->m_next = new_mirror;
3522 last_mirror = new_mirror;
3523 lpp = &last_mirror->m_layout;
3526 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3527 if (strcmp(argv[optind - 1], "--ost-list") == 0)
3528 fprintf(stderr, "warning: '--ost-list' is "
3529 "deprecated, use '--ost' instead\n");
3531 if (lsa.lsa_pattern == LLAPI_LAYOUT_MDT) {
3533 "%s %s: -o|--ost incompatible with DoM layout\n",
3537 /* -o allows overstriping, and must note it because
3538 * parse_targets is shared with MDT striping, which
3539 * does not allow duplicates
3541 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3542 lsa.lsa_nr_tgts = parse_targets(tgts,
3543 sizeof(tgts) / sizeof(__u32),
3544 lsa.lsa_nr_tgts, optarg,
3546 if (lsa.lsa_nr_tgts < 0) {
3548 "%s %s: invalid OST target(s) '%s'\n",
3549 progname, argv[0], optarg);
3553 lsa.lsa_tgts = tgts;
3554 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3555 lsa.lsa_stripe_off = tgts[0];
3560 lsa.lsa_pool_name = optarg;
3562 if (strlen(lsa.lsa_pool_name) == 0 ||
3563 strncmp(lsa.lsa_pool_name, "none",
3564 LOV_MAXPOOLNAME) == 0)
3565 lsa.lsa_pool_name = NULL;
3568 result = llapi_parse_size(optarg, &lsa.lsa_stripe_size,
3572 "%s %s: invalid stripe size '%s'\n",
3573 progname, argv[0], optarg);
3578 if (!migrate_mode) {
3580 "%s %s: -v|--verbose valid only for migrate command\n",
3584 migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
3585 migration_flags = MIGRATION_VERBOSE;
3595 result = llapi_parse_size(optarg,
3596 &lsa.lsa_extension_size,
3600 "%s %s: invalid extension size '%s'\n",
3601 progname, argv[0], optarg);
3605 lsa.lsa_extension_comp = true;
3608 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
3609 progname, argv[0], argv[optind - 1]);
3614 fname = argv[optind];
3616 if (optind == argc) {
3617 fprintf(stderr, "%s %s: FILE must be specified\n",
3622 /* lfs migrate $filename should keep the file's layout by default */
3623 if (migrate_mode && !setstripe_args_specified(&lsa) && !layout &&
3627 if (xattr && !foreign_mode) {
3628 /* only print a warning as this is harmless and will be ignored
3631 "%s %s: xattr has been specified for non-foreign layout\n",
3633 } else if (foreign_mode && !xattr) {
3635 "%s %s: xattr must be provided in foreign mode\n",
3640 if (foreign_mode && (!setstripe_mode || comp_add | comp_del ||
3641 comp_set || comp_id || delete || from_copy ||
3642 setstripe_args_specified(&lsa) || lsa.lsa_nr_tgts ||
3645 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
3650 if (mirror_mode && mirror_count == 0) {
3652 "error: %s: --mirror-count|-N option is required\n",
3659 if (!setstripe_args_specified(&lsa))
3660 last_mirror->m_inherit = true;
3661 if (lsa.lsa_comp_end == 0)
3662 lsa.lsa_comp_end = LUSTRE_EOF;
3665 if (lsa.lsa_comp_end != 0) {
3666 result = comp_args_to_layout(lpp, &lsa, true);
3668 fprintf(stderr, "error: %s: invalid layout\n",
3675 if (mirror_flags & MF_NO_VERIFY) {
3676 if (opc != SO_MIRROR_EXTEND) {
3678 "error: %s: --no-verify is valid only for lfs mirror extend command\n",
3682 } else if (!has_m_file) {
3684 "error: %s: --no-verify must be specified with -f <victim_file> option\n",
3691 if (comp_set && !comp_id) {
3692 fprintf(stderr, "%s %s: --component-set doesn't have component-id set\n",
3697 if ((delete + comp_set + comp_del + comp_add) > 1) {
3699 "%s %s: options --component-set, --component-del, --component-add and -d are mutually exclusive\n",
3704 if (delete && (setstripe_args_specified(&lsa) || comp_id != 0 ||
3705 lsa.lsa_comp_flags != 0 || layout != NULL)) {
3707 "%s %s: option -d is mutually exclusive with -s, -c, -o, -p, -I, -F and -E options\n",
3712 if ((comp_set || comp_del) &&
3713 (setstripe_args_specified(&lsa) || layout != NULL)) {
3715 "%s %s: options --component-del and --component-set are mutually exclusive when used with -c, -E, -o, -p, or -s\n",
3720 if (comp_del && comp_id != 0 && lsa.lsa_comp_flags != 0) {
3722 "%s %s: options -I and -F are mutually exclusive when used with --component-del\n",
3727 if (comp_add || comp_del) {
3730 result = lstat(fname, &st);
3731 if (result == 0 && S_ISDIR(st.st_mode)) {
3733 "%s setstripe: cannot use --component-add or --component-del for directory\n",
3739 fprintf(stderr, "error: %s: can't use --component-add "
3740 "or --component-del for mirror operation\n",
3747 if (layout == NULL) {
3749 "%s %s: option -E must be specified with --component-add\n",
3755 if (layout != NULL || mirror_list != NULL) {
3757 result = mirror_adjust_first_extents(mirror_list);
3759 result = layout_adjust_first_extent(fname, layout,
3761 if (result == -ENODATA)
3763 else if (result != 0) {
3764 fprintf(stderr, "error: %s: invalid layout\n",
3770 if (from_yaml && from_copy) {
3772 "%s: can't specify --yaml and --copy together\n",
3777 if ((from_yaml || from_copy) &&
3778 (setstripe_args_specified(&lsa) || layout != NULL)) {
3779 fprintf(stderr, "error: %s: can't specify --yaml or --copy with"
3780 " -c, -S, -i, -o, -p or -E options.\n",
3785 if ((migration_flags & MIGRATION_NONBLOCK) && migration_block) {
3787 "%s %s: options --non-block and --block are mutually exclusive\n",
3792 if (!comp_del && !comp_set && opc != SO_MIRROR_SPLIT &&
3793 opc != SO_MIRROR_DELETE && comp_id != 0) {
3795 "%s: option -I can only be used with --component-del or --component-set or lfs mirror split\n",
3800 if (migrate_mdt_mode) {
3801 struct lmv_user_md *lmu;
3803 /* initialize migrate mdt parameters */
3804 lmu = calloc(1, lmv_user_md_size(lsa.lsa_nr_tgts,
3805 LMV_USER_MAGIC_SPECIFIC));
3808 "%s %s: cannot allocate memory for lmv_user_md: %s\n",
3809 progname, argv[0], strerror(ENOMEM));
3813 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
3814 lmu->lum_stripe_count = lsa.lsa_stripe_count;
3815 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT) {
3817 "%s %s: migrate should specify MDT index\n",
3822 lmu->lum_stripe_offset = lsa.lsa_stripe_off;
3823 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
3824 lmu->lum_hash_type = lsa.lsa_pattern;
3826 lmu->lum_hash_type = LMV_HASH_TYPE_UNKNOWN;
3827 if (lsa.lsa_pool_name) {
3828 strncpy(lmu->lum_pool_name, lsa.lsa_pool_name,
3829 sizeof(lmu->lum_pool_name) - 1);
3830 lmu->lum_pool_name[sizeof(lmu->lum_pool_name) - 1] = 0;
3832 if (lsa.lsa_nr_tgts > 1) {
3835 if (lsa.lsa_stripe_count > 0 &&
3836 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
3837 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
3839 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
3840 progname, lsa.lsa_stripe_count,
3846 lmu->lum_magic = LMV_USER_MAGIC_SPECIFIC;
3847 lmu->lum_stripe_count = lsa.lsa_nr_tgts;
3848 for (i = 0; i < lsa.lsa_nr_tgts; i++)
3849 lmu->lum_objects[i].lum_mds = lsa.lsa_tgts[i];
3851 lmu->lum_magic = LMV_USER_MAGIC;
3854 migrate_mdt_param.fp_lmv_md = lmu;
3855 migrate_mdt_param.fp_migrate = 1;
3856 } else if (layout == NULL) {
3857 /* initialize stripe parameters */
3858 param = calloc(1, offsetof(typeof(*param),
3859 lsp_osts[lsa.lsa_nr_tgts]));
3860 if (param == NULL) {
3862 "%s %s: cannot allocate memory for parameters: %s\n",
3863 progname, argv[0], strerror(ENOMEM));
3868 if (lsa.lsa_stripe_size != LLAPI_LAYOUT_DEFAULT)
3869 param->lsp_stripe_size = lsa.lsa_stripe_size;
3870 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
3871 if (lsa.lsa_stripe_count == LLAPI_LAYOUT_WIDE)
3872 param->lsp_stripe_count = -1;
3874 param->lsp_stripe_count = lsa.lsa_stripe_count;
3876 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3877 param->lsp_stripe_offset = -1;
3879 param->lsp_stripe_offset = lsa.lsa_stripe_off;
3880 param->lsp_stripe_pattern =
3881 llapi_pattern_to_lov(lsa.lsa_pattern);
3882 if (param->lsp_stripe_pattern == EINVAL) {
3883 fprintf(stderr, "error: %s: invalid stripe pattern\n",
3888 param->lsp_pool = lsa.lsa_pool_name;
3889 param->lsp_is_specific = false;
3890 if (lsa.lsa_nr_tgts > 0) {
3891 if (lsa.lsa_stripe_count > 0 &&
3892 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
3893 lsa.lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
3894 lsa.lsa_nr_tgts != lsa.lsa_stripe_count) {
3896 "error: %s: stripe count %lld doesn't match the number of OSTs: %d\n",
3897 argv[0], lsa.lsa_stripe_count,
3903 param->lsp_is_specific = true;
3904 param->lsp_stripe_count = lsa.lsa_nr_tgts;
3905 memcpy(param->lsp_osts, tgts,
3906 sizeof(*tgts) * lsa.lsa_nr_tgts);
3911 /* generate a layout from a YAML template */
3912 result = lfs_comp_create_from_yaml(template, &layout,
3915 fprintf(stderr, "error: %s: can't create composite "
3916 "layout from template file %s\n",
3922 for (fname = argv[optind]; fname != NULL; fname = argv[++optind]) {
3924 layout = llapi_layout_get_by_path(template ?: fname, 0);
3925 if (layout == NULL) {
3926 fprintf(stderr, "%s: can't create composite "
3927 "layout from file %s.\n",
3928 progname, template ?: fname);
3933 if (migrate_mdt_mode) {
3934 result = llapi_migrate_mdt(fname, &migrate_mdt_param);
3935 } else if (migrate_mode) {
3936 result = lfs_migrate(fname, migration_flags, param,
3938 } else if (comp_set != 0) {
3939 result = lfs_component_set(fname, comp_id,
3941 lsa.lsa_comp_neg_flags);
3942 } else if (comp_del != 0) {
3943 result = lfs_component_del(fname, comp_id,
3945 lsa.lsa_comp_neg_flags);
3946 } else if (comp_add != 0) {
3947 result = lfs_component_add(fname, layout);
3948 } else if (opc == SO_MIRROR_CREATE) {
3949 result = mirror_create(fname, mirror_list);
3950 } else if (opc == SO_MIRROR_EXTEND) {
3951 result = mirror_extend(fname, mirror_list,
3953 } else if (opc == SO_MIRROR_SPLIT || opc == SO_MIRROR_DELETE) {
3954 if (!mirror_id && !comp_id && !lsa.lsa_pool_name) {
3956 "%s: no mirror specified to delete from '%s'\n",
3960 if (lsa.lsa_pool_name)
3961 mirror_flags |= MF_COMP_POOL;
3962 else if (mirror_id != 0)
3963 comp_id = mirror_id;
3965 mirror_flags |= MF_COMP_ID;
3966 result = mirror_split(fname, comp_id, lsa.lsa_pool_name,
3968 has_m_file ? mirror_list->m_file :
3970 } else if (layout != NULL) {
3971 result = lfs_component_create(fname, O_CREAT | O_WRONLY,
3977 } else if (foreign_mode) {
3978 result = llapi_file_create_foreign(fname, mode, type,
3985 result = llapi_file_open_param(fname,
3994 /* Save the first error encountered. */
4001 if (mode_opt != NULL)
4002 umask(previous_umask);
4005 free(migrate_mdt_param.fp_lmv_md);
4006 llapi_layout_free(layout);
4007 lfs_mirror_list_free(mirror_list);
4012 llapi_layout_free(layout);
4013 lfs_mirror_list_free(mirror_list);
4017 static int lfs_poollist(int argc, char **argv)
4022 return llapi_poollist(argv[1]);
4025 static time_t set_time(struct find_param *param, time_t *time, time_t *set,
4030 char *endptr = "AD";
4035 else if (str[0] == '-')
4041 for (timebuf = str; *endptr && *(endptr + 1); timebuf = endptr + 1) {
4042 long long val = strtoll(timebuf, &endptr, 0);
4047 unit *= 52; /* 52 weeks + 1 day below */
4048 case 'w': /* fallthrough */
4050 case '\0': /* days are default unit if none used */
4051 case 'd': /* fallthrough */
4052 unit = (unit + (*endptr == 'y')) * 24;
4053 case 'h': /* fallthrough */
4055 case 'm': /* fallthrough */
4057 case 's': /* fallthrough */
4059 /* don't need to multiply by 1 for seconds */
4062 "%s find: bad time string '%s': %s\n",
4063 progname, timebuf, strerror(EINVAL));
4067 if (param->fp_time_margin == 0 ||
4068 (*endptr && unit < param->fp_time_margin))
4069 param->fp_time_margin = unit;
4076 fprintf(stderr, "%s find: bad time '%s': too large\n",
4086 static int name2uid(unsigned int *id, const char *name)
4088 struct passwd *passwd;
4090 passwd = getpwnam(name);
4093 *id = passwd->pw_uid;
4098 static int name2gid(unsigned int *id, const char *name)
4100 struct group *group;
4102 group = getgrnam(name);
4105 *id = group->gr_gid;
4110 static inline int name2projid(unsigned int *id, const char *name)
4115 static int uid2name(char **name, unsigned int id)
4117 struct passwd *passwd;
4119 passwd = getpwuid(id);
4122 *name = passwd->pw_name;
4127 static inline int gid2name(char **name, unsigned int id)
4129 struct group *group;
4131 group = getgrgid(id);
4134 *name = group->gr_name;
4139 static int name2layout(__u32 *layout, char *name)
4141 char *ptr, *layout_name;
4144 for (ptr = name; ; ptr = NULL) {
4145 layout_name = strtok(ptr, ",");
4146 if (layout_name == NULL)
4148 if (strcmp(layout_name, "released") == 0)
4149 *layout |= LOV_PATTERN_F_RELEASED;
4150 else if (strcmp(layout_name, "raid0") == 0)
4151 *layout |= LOV_PATTERN_RAID0;
4152 else if (strcmp(layout_name, "mdt") == 0)
4153 *layout |= LOV_PATTERN_MDT;
4154 else if (strcmp(layout_name, "overstriping") == 0)
4155 *layout |= LOV_PATTERN_OVERSTRIPING;
4162 static int lfs_find(int argc, char **argv)
4167 struct find_param param = {
4170 .fp_time_margin = 24 * 60 * 60,
4172 struct option long_opts[] = {
4173 { .val = 'A', .name = "atime", .has_arg = required_argument },
4174 { .val = 'b', .name = "blocks", .has_arg = required_argument },
4175 { .val = 'B', .name = "btime", .has_arg = required_argument },
4176 { .val = 'B', .name = "Btime", .has_arg = required_argument },
4177 { .val = LFS_COMP_COUNT_OPT,
4178 .name = "comp-count", .has_arg = required_argument },
4179 { .val = LFS_COMP_COUNT_OPT,
4180 .name = "component-count",
4181 .has_arg = required_argument },
4182 { .val = LFS_COMP_FLAGS_OPT,
4183 .name = "comp-flags", .has_arg = required_argument },
4184 { .val = LFS_COMP_FLAGS_OPT,
4185 .name = "component-flags",
4186 .has_arg = required_argument },
4187 { .val = LFS_COMP_START_OPT,
4188 .name = "comp-start", .has_arg = required_argument },
4189 { .val = LFS_COMP_START_OPT,
4190 .name = "component-start",
4191 .has_arg = required_argument },
4192 { .val = LFS_MIRROR_STATE_OPT,
4193 .name = "mirror-state", .has_arg = required_argument },
4194 { .val = LFS_LAYOUT_FOREIGN_OPT,
4195 .name = "foreign", .has_arg = optional_argument},
4196 { .val = LFS_NEWERXY_OPT,
4197 .name = "newer", .has_arg = required_argument},
4198 { .val = LFS_NEWERXY_OPT,
4199 .name = "neweraa", .has_arg = required_argument},
4200 { .val = LFS_NEWERXY_OPT,
4201 .name = "neweram", .has_arg = required_argument},
4202 { .val = LFS_NEWERXY_OPT,
4203 .name = "newerac", .has_arg = required_argument},
4204 { .val = LFS_NEWERXY_OPT,
4205 .name = "newerab", .has_arg = required_argument},
4206 { .val = LFS_NEWERXY_OPT,
4207 .name = "newerma", .has_arg = required_argument},
4208 { .val = LFS_NEWERXY_OPT,
4209 .name = "newermm", .has_arg = required_argument},
4210 { .val = LFS_NEWERXY_OPT,
4211 .name = "newermc", .has_arg = required_argument},
4212 { .val = LFS_NEWERXY_OPT,
4213 .name = "newermb", .has_arg = required_argument},
4214 { .val = LFS_NEWERXY_OPT,
4215 .name = "newerca", .has_arg = required_argument},
4216 { .val = LFS_NEWERXY_OPT,
4217 .name = "newercm", .has_arg = required_argument},
4218 { .val = LFS_NEWERXY_OPT,
4219 .name = "newercc", .has_arg = required_argument},
4220 { .val = LFS_NEWERXY_OPT,
4221 .name = "newercb", .has_arg = required_argument},
4222 { .val = LFS_NEWERXY_OPT,
4223 .name = "newerba", .has_arg = required_argument},
4224 { .val = LFS_NEWERXY_OPT,
4225 .name = "newerbm", .has_arg = required_argument},
4226 { .val = LFS_NEWERXY_OPT,
4227 .name = "newerbc", .has_arg = required_argument},
4228 { .val = LFS_NEWERXY_OPT,
4229 .name = "newerbb", .has_arg = required_argument},
4230 { .val = LFS_NEWERXY_OPT,
4231 .name = "newerBa", .has_arg = required_argument},
4232 { .val = LFS_NEWERXY_OPT,
4233 .name = "newerBm", .has_arg = required_argument},
4234 { .val = LFS_NEWERXY_OPT,
4235 .name = "newerBc", .has_arg = required_argument},
4236 { .val = LFS_NEWERXY_OPT,
4237 .name = "newerBB", .has_arg = required_argument},
4238 { .val = LFS_NEWERXY_OPT,
4239 .name = "newerat", .has_arg = required_argument},
4240 { .val = LFS_NEWERXY_OPT,
4241 .name = "newermt", .has_arg = required_argument},
4242 { .val = LFS_NEWERXY_OPT,
4243 .name = "newerct", .has_arg = required_argument},
4244 { .val = LFS_NEWERXY_OPT,
4245 .name = "newerbt", .has_arg = required_argument},
4246 { .val = LFS_NEWERXY_OPT,
4247 .name = "newerBt", .has_arg = required_argument},
4248 { .val = 'c', .name = "stripe-count", .has_arg = required_argument },
4249 { .val = 'c', .name = "stripe_count", .has_arg = required_argument },
4250 { .val = 'C', .name = "ctime", .has_arg = required_argument },
4251 /* getstripe { .val = 'd', .name = "directory", .has_arg = no_argument }, */
4252 { .val = 'D', .name = "maxdepth", .has_arg = required_argument },
4253 { .val = 'E', .name = "comp-end", .has_arg = required_argument },
4254 { .val = 'E', .name = "component-end",
4255 .has_arg = required_argument },
4256 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
4257 { .val = LFS_LAYOUT_FOREIGN_OPT,
4258 .name = "foreign", .has_arg = optional_argument},
4259 { .val = 'g', .name = "gid", .has_arg = required_argument },
4260 { .val = 'G', .name = "group", .has_arg = required_argument },
4261 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
4262 { .val = 'i', .name = "stripe-index", .has_arg = required_argument },
4263 { .val = 'i', .name = "stripe_index", .has_arg = required_argument },
4264 /* getstripe { .val = 'I', .name = "comp-id", .has_arg = required_argument }*/
4265 { .val = 'l', .name = "lazy", .has_arg = no_argument },
4266 { .val = 'L', .name = "layout", .has_arg = required_argument },
4267 { .val = 'm', .name = "mdt", .has_arg = required_argument },
4268 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
4269 { .val = 'm', .name = "mdt_index", .has_arg = required_argument },
4270 { .val = 'M', .name = "mtime", .has_arg = required_argument },
4271 { .val = 'n', .name = "name", .has_arg = required_argument },
4272 { .val = 'N', .name = "mirror-count", .has_arg = required_argument },
4273 /* find { .val = 'o' .name = "or", .has_arg = no_argument }, like find(1) */
4274 { .val = 'O', .name = "obd", .has_arg = required_argument },
4275 { .val = 'O', .name = "ost", .has_arg = required_argument },
4276 /* no short option for pool yet, can be 'p' after 2.18 */
4277 { .val = LFS_POOL_OPT,
4278 .name = "pool", .has_arg = required_argument },
4279 { .val = '0', .name = "print0", .has_arg = no_argument },
4280 { .val = 'P', .name = "print", .has_arg = no_argument },
4281 { .val = LFS_PROJID_OPT,
4282 .name = "projid", .has_arg = required_argument },
4283 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
4284 /* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
4285 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
4286 { .val = 's', .name = "size", .has_arg = required_argument },
4287 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
4288 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
4289 { .val = 't', .name = "type", .has_arg = required_argument },
4290 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
4291 { .val = 'u', .name = "uid", .has_arg = required_argument },
4292 { .val = 'U', .name = "user", .has_arg = required_argument },
4293 { .val = 'z', .name = "extension-size",
4294 .has_arg = required_argument },
4295 { .val = 'z', .name = "ext-size", .has_arg = required_argument },
4296 /* getstripe { .val = 'v', .name = "verbose", .has_arg = no_argument }, */
4297 /* getstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
4311 /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
4312 while ((c = getopt_long_only(argc, argv,
4313 "-0A:b:B:c:C:D:E:g:G:H:i:L:m:M:n:N:O:Ppqrs:S:t:T:u:U:vz:",
4314 long_opts, &optidx)) >= 0) {
4319 /* '!' is part of option */
4320 /* when getopt_long_only() finds a string which is not
4321 * an option nor a known option argument it returns 1
4322 * in that case if we already have found pathstart and pathend
4323 * (i.e. we have the list of pathnames),
4324 * the only supported value is "!"
4326 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
4327 if (!isoption && pathend != -1) {
4328 fprintf(stderr, "err: %s: filename|dirname must either "
4329 "precede options or follow options\n",
4334 if (!isoption && pathstart == -1)
4335 pathstart = optind - 1;
4336 if (isoption && pathstart != -1 && pathend == -1)
4337 pathend = optind - 2;
4343 /* unknown; opt is "!" or path component,
4344 * checking done above.
4346 if (strcmp(optarg, "!") == 0)
4350 xtime = ¶m.fp_atime;
4351 xsign = ¶m.fp_asign;
4352 param.fp_exclude_atime = !!neg_opt;
4353 /* no break, this falls through to 'B' for btime */
4356 xtime = ¶m.fp_btime;
4357 xsign = ¶m.fp_bsign;
4358 param.fp_exclude_btime = !!neg_opt;
4360 /* no break, this falls through to 'C' for ctime */
4363 xtime = ¶m.fp_ctime;
4364 xsign = ¶m.fp_csign;
4365 param.fp_exclude_ctime = !!neg_opt;
4367 /* no break, this falls through to 'M' for mtime */
4370 xtime = ¶m.fp_mtime;
4371 xsign = ¶m.fp_msign;
4372 param.fp_exclude_mtime = !!neg_opt;
4374 rc = set_time(¶m, &t, xtime, optarg);
4375 if (rc == LONG_MAX) {
4383 if (optarg[0] == '+') {
4384 param.fp_blocks_sign = -1;
4386 } else if (optarg[0] == '-') {
4387 param.fp_blocks_sign = 1;
4391 param.fp_blocks_units = 1024;
4392 ret = llapi_parse_size(optarg, ¶m.fp_blocks,
4393 ¶m.fp_blocks_units, 0);
4395 fprintf(stderr, "error: bad blocks '%s'\n",
4399 param.fp_check_blocks = 1;
4400 param.fp_exclude_blocks = !!neg_opt;
4402 case LFS_COMP_COUNT_OPT:
4403 if (optarg[0] == '+') {
4404 param.fp_comp_count_sign = -1;
4406 } else if (optarg[0] == '-') {
4407 param.fp_comp_count_sign = 1;
4411 param.fp_comp_count = strtoul(optarg, &endptr, 0);
4412 if (*endptr != '\0') {
4413 fprintf(stderr, "error: bad component count "
4417 param.fp_check_comp_count = 1;
4418 param.fp_exclude_comp_count = !!neg_opt;
4420 case LFS_COMP_FLAGS_OPT:
4421 rc = comp_str2flags(optarg, ¶m.fp_comp_flags,
4422 ¶m.fp_comp_neg_flags);
4424 fprintf(stderr, "error: bad component flags "
4428 param.fp_check_comp_flags = 1;
4430 __u32 flags = param.fp_comp_neg_flags;
4431 param.fp_comp_neg_flags = param.fp_comp_flags;
4432 param.fp_comp_flags = flags;
4435 case LFS_COMP_START_OPT:
4436 if (optarg[0] == '+') {
4437 param.fp_comp_start_sign = -1;
4439 } else if (optarg[0] == '-') {
4440 param.fp_comp_start_sign = 1;
4444 rc = llapi_parse_size(optarg, ¶m.fp_comp_start,
4445 ¶m.fp_comp_start_units, 0);
4447 fprintf(stderr, "error: bad component start "
4451 param.fp_check_comp_start = 1;
4452 param.fp_exclude_comp_start = !!neg_opt;
4454 case LFS_MIRROR_STATE_OPT:
4455 rc = mirror_str2state(optarg, ¶m.fp_mirror_state,
4456 ¶m.fp_mirror_neg_state);
4459 "error: bad mirrored file state '%s'\n",
4463 param.fp_check_mirror_state = 1;
4465 __u16 state = param.fp_mirror_neg_state;
4466 param.fp_mirror_neg_state =
4467 param.fp_mirror_state;
4468 param.fp_mirror_state = state;
4472 if (optarg[0] == '+') {
4473 param.fp_stripe_count_sign = -1;
4475 } else if (optarg[0] == '-') {
4476 param.fp_stripe_count_sign = 1;
4480 param.fp_stripe_count = strtoul(optarg, &endptr, 0);
4481 if (*endptr != '\0') {
4482 fprintf(stderr,"error: bad stripe_count '%s'\n",
4487 param.fp_check_stripe_count = 1;
4488 param.fp_exclude_stripe_count = !!neg_opt;
4491 param.fp_max_depth = strtol(optarg, 0, 0);
4494 if (optarg[0] == '+') {
4495 param.fp_comp_end_sign = -1;
4497 } else if (optarg[0] == '-') {
4498 param.fp_comp_end_sign = 1;
4502 if (arg_is_eof(optarg)) {
4503 param.fp_comp_end = LUSTRE_EOF;
4504 param.fp_comp_end_units = 1;
4507 rc = llapi_parse_size(optarg,
4509 ¶m.fp_comp_end_units, 0);
4512 fprintf(stderr, "error: bad component end "
4516 param.fp_check_comp_end = 1;
4517 param.fp_exclude_comp_end = !!neg_opt;
4519 case LFS_LAYOUT_FOREIGN_OPT: {
4520 /* all types by default */
4521 uint32_t type = LU_FOREIGN_TYPE_UNKNOWN;
4523 if (optarg != NULL) {
4524 /* check pure numeric */
4525 type = strtoul(optarg, &endptr, 0);
4528 type = check_foreign_type_name(optarg);
4529 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
4531 "%s %s: unknown foreign type '%s'\n",
4538 param.fp_foreign_type = type;
4539 param.fp_check_foreign = 1;
4540 param.fp_exclude_foreign = !!neg_opt;
4543 case LFS_NEWERXY_OPT: {
4549 time_t ref = time(NULL);
4551 /* no need to check bad options, they won't get here */
4552 if (strlen(long_opts[optidx].name) == 7) {
4553 x = long_opts[optidx].name[5];
4554 y = long_opts[optidx].name[6];
4558 static const char *const fmts[] = {
4559 "%Y-%m-%d %H:%M:%S",
4562 "%H:%M:%S", /* sometime today */
4571 for (i = 0; fmts[i] != NULL; i++) {
4574 /* Init for times relative to today */
4575 if (strncmp(fmts[i], "%H", 2) == 0)
4576 localtime_r(&ref, &tm);
4578 memset(&tm, 0, sizeof(tm));
4579 ptr = strptime(optarg, fmts[i], &tm);
4581 while (ptr && isspace(*ptr))
4583 if (ptr == optarg + strlen(optarg)) {
4591 "%s: invalid time '%s'\n",
4594 "supported formats are:\n ");
4595 for (i = 0; fmts[i] != NULL; i++)
4596 fprintf(stderr, "'%s', ",
4598 fprintf(stderr, "\n");
4604 } else if (y == 'b' || y == 'B') {
4607 rc = llapi_get_lum_file(optarg, NULL, &stx,
4609 if (rc || !(stx.stx_mask & STATX_BTIME)) {
4610 if (!(stx.stx_mask & STATX_BTIME))
4615 "%s: get btime failed '%s': %s\n",
4621 ref = stx.stx_btime.tv_sec;
4623 struct stat statbuf;
4625 if (stat(optarg, &statbuf) < 0) {
4627 "%s: cannot stat file '%s': %s\n",
4636 ref = statbuf.st_atime;
4639 ref = statbuf.st_mtime;
4642 ref = statbuf.st_ctime;
4646 "%s: invalid Y argument: '%c'\n",
4655 xidx = NEWERXY_ATIME;
4658 xidx = NEWERXY_MTIME;
4661 xidx = NEWERXY_CTIME;
4665 xidx = NEWERXY_BTIME;
4669 "%s: invalid X argument: '%c'\n",
4676 newery = ¶m.fp_newery[xidx][negidx];
4682 *newery = *newery > ref ? ref : *newery;
4684 *newery = *newery > ref ? *newery : ref;
4686 param.fp_newerxy = 1;
4691 rc = name2gid(¶m.fp_gid, optarg);
4693 param.fp_gid = strtoul(optarg, &endptr, 10);
4694 if (*endptr != '\0') {
4695 fprintf(stderr, "Group/GID: %s cannot "
4696 "be found.\n", optarg);
4701 param.fp_exclude_gid = !!neg_opt;
4702 param.fp_check_gid = 1;
4705 param.fp_hash_type = check_hashtype(optarg);
4706 if (param.fp_hash_type == 0) {
4707 fprintf(stderr, "error: bad hash_type '%s'\n",
4712 param.fp_check_hash_type = 1;
4713 param.fp_exclude_hash_type = !!neg_opt;
4719 ret = name2layout(¶m.fp_layout, optarg);
4722 param.fp_exclude_layout = !!neg_opt;
4723 param.fp_check_layout = 1;
4727 rc = name2uid(¶m.fp_uid, optarg);
4729 param.fp_uid = strtoul(optarg, &endptr, 10);
4730 if (*endptr != '\0') {
4731 fprintf(stderr, "User/UID: %s cannot "
4732 "be found.\n", optarg);
4737 param.fp_exclude_uid = !!neg_opt;
4738 param.fp_check_uid = 1;
4741 param.fp_pattern = (char *)optarg;
4742 param.fp_exclude_pattern = !!neg_opt;
4745 if (optarg[0] == '+') {
4746 param.fp_mirror_count_sign = -1;
4748 } else if (optarg[0] == '-') {
4749 param.fp_mirror_count_sign = 1;
4753 param.fp_mirror_count = strtoul(optarg, &endptr, 0);
4754 if (*endptr != '\0') {
4756 "error: bad mirror count '%s'\n",
4760 param.fp_check_mirror_count = 1;
4761 param.fp_exclude_mirror_count = !!neg_opt;
4766 char *buf, *token, *next, *p;
4770 buf = strdup(optarg);
4776 param.fp_exclude_obd = !!neg_opt;
4779 while (token && *token) {
4780 token = strchr(token, ',');
4787 param.fp_exclude_mdt = !!neg_opt;
4788 param.fp_num_alloc_mdts += len;
4789 tmp = realloc(param.fp_mdt_uuid,
4790 param.fp_num_alloc_mdts *
4791 sizeof(*param.fp_mdt_uuid));
4797 param.fp_mdt_uuid = tmp;
4799 param.fp_exclude_obd = !!neg_opt;
4800 param.fp_num_alloc_obds += len;
4801 tmp = realloc(param.fp_obd_uuid,
4802 param.fp_num_alloc_obds *
4803 sizeof(*param.fp_obd_uuid));
4809 param.fp_obd_uuid = tmp;
4811 for (token = buf; token && *token; token = next) {
4812 struct obd_uuid *puuid;
4815 ¶m.fp_mdt_uuid[param.fp_num_mdts++];
4818 ¶m.fp_obd_uuid[param.fp_num_obds++];
4820 p = strchr(token, ',');
4827 if (strlen(token) > sizeof(puuid->uuid) - 1) {
4832 strncpy(puuid->uuid, token,
4833 sizeof(puuid->uuid));
4840 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 18, 53, 0)
4844 if (strlen(optarg) > LOV_MAXPOOLNAME) {
4846 "Pool name %s is too long (max %d)\n",
4847 optarg, LOV_MAXPOOLNAME);
4852 * We do check for empty pool because empty pool
4853 * is used to find V1 LOV attributes
4855 strncpy(param.fp_poolname, optarg, LOV_MAXPOOLNAME);
4856 param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
4857 param.fp_exclude_pool = !!neg_opt;
4858 param.fp_check_pool = 1;
4860 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 14, 53, 0)
4861 case 'p': /* want this for --pool, to match getstripe/find */
4863 "warning: -p deprecated, use --print0 or -0\n");
4866 param.fp_zero_end = 1;
4868 case 'P': /* we always print, this option is a no-op */
4870 case LFS_PROJID_OPT:
4871 rc = name2projid(¶m.fp_projid, optarg);
4873 param.fp_projid = strtoul(optarg, &endptr, 10);
4874 if (*endptr != '\0') {
4876 "Invalid project ID: %s",
4882 param.fp_exclude_projid = !!neg_opt;
4883 param.fp_check_projid = 1;
4886 if (optarg[0] == '+') {
4887 param.fp_size_sign = -1;
4889 } else if (optarg[0] == '-') {
4890 param.fp_size_sign = 1;
4894 ret = llapi_parse_size(optarg, ¶m.fp_size,
4895 ¶m.fp_size_units, 0);
4897 fprintf(stderr, "error: bad file size '%s'\n",
4901 param.fp_check_size = 1;
4902 param.fp_exclude_size = !!neg_opt;
4905 if (optarg[0] == '+') {
4906 param.fp_stripe_size_sign = -1;
4908 } else if (optarg[0] == '-') {
4909 param.fp_stripe_size_sign = 1;
4913 ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
4914 ¶m.fp_stripe_size_units, 0);
4916 fprintf(stderr, "error: bad stripe_size '%s'\n",
4920 param.fp_check_stripe_size = 1;
4921 param.fp_exclude_stripe_size = !!neg_opt;
4924 param.fp_exclude_type = !!neg_opt;
4925 switch (optarg[0]) {
4927 param.fp_type = S_IFBLK;
4930 param.fp_type = S_IFCHR;
4933 param.fp_type = S_IFDIR;
4936 param.fp_type = S_IFREG;
4939 param.fp_type = S_IFLNK;
4942 param.fp_type = S_IFIFO;
4945 param.fp_type = S_IFSOCK;
4948 fprintf(stderr, "error: %s: bad type '%s'\n",
4955 if (optarg[0] == '+') {
4956 param.fp_mdt_count_sign = -1;
4958 } else if (optarg[0] == '-') {
4959 param.fp_mdt_count_sign = 1;
4963 param.fp_mdt_count = strtoul(optarg, &endptr, 0);
4964 if (*endptr != '\0') {
4965 fprintf(stderr, "error: bad mdt_count '%s'\n",
4970 param.fp_check_mdt_count = 1;
4971 param.fp_exclude_mdt_count = !!neg_opt;
4974 if (optarg[0] == '+') {
4975 param.fp_ext_size_sign = -1;
4977 } else if (optarg[0] == '-') {
4978 param.fp_ext_size_sign = 1;
4982 ret = llapi_parse_size(optarg, ¶m.fp_ext_size,
4983 ¶m.fp_ext_size_units, 0);
4985 fprintf(stderr, "error: bad ext-size '%s'\n",
4989 param.fp_ext_size /= SEL_UNIT_SIZE;
4990 param.fp_ext_size_units /= SEL_UNIT_SIZE;
4991 param.fp_check_ext_size = 1;
4992 param.fp_exclude_ext_size = !!neg_opt;
5000 if (pathstart == -1) {
5001 fprintf(stderr, "error: %s: no filename|pathname\n",
5005 } else if (pathend == -1) {
5011 rc = llapi_find(argv[pathstart], ¶m);
5014 pathbad = pathstart;
5016 } while (++pathstart < pathend);
5019 fprintf(stderr, "%s: failed for '%s': %s\n",
5020 progname, argv[pathbad], strerror(-rc));
5023 if (param.fp_obd_uuid && param.fp_num_alloc_obds)
5024 free(param.fp_obd_uuid);
5026 if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
5027 free(param.fp_mdt_uuid);
5032 static int lfs_getstripe_internal(int argc, char **argv,
5033 struct find_param *param)
5035 struct option long_opts[] = {
5036 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
5037 /* find { .val = 'b', .name = "blocks", .has_arg = required_argument }*/
5038 /* find { .val = 'B', .name = "btime", .has_arg = required_argument }*/
5039 /* find { .val = 'B', .name = "Btime", .has_arg = required_argument }*/
5040 { .val = LFS_COMP_COUNT_OPT,
5041 .name = "comp-count", .has_arg = no_argument },
5042 { .val = LFS_COMP_COUNT_OPT,
5043 .name = "component-count", .has_arg = no_argument },
5044 { .val = LFS_COMP_FLAGS_OPT,
5045 .name = "comp-flags", .has_arg = optional_argument },
5046 { .val = LFS_COMP_FLAGS_OPT,
5047 .name = "component-flags", .has_arg = optional_argument },
5048 { .val = LFS_COMP_START_OPT,
5049 .name = "comp-start", .has_arg = optional_argument },
5050 { .val = LFS_COMP_START_OPT,
5051 .name = "component-start", .has_arg = optional_argument },
5052 { .val = LFS_MIRROR_INDEX_OPT,
5053 .name = "mirror-index", .has_arg = required_argument },
5054 { .val = LFS_MIRROR_ID_OPT,
5055 .name = "mirror-id", .has_arg = required_argument },
5056 { .val = 'c', .name = "stripe-count", .has_arg = no_argument },
5057 { .val = 'c', .name = "stripe_count", .has_arg = no_argument },
5058 /* find { .val = 'C', .name = "ctime", .has_arg = required_argument }*/
5059 { .val = 'd', .name = "directory", .has_arg = no_argument },
5060 { .val = 'D', .name = "default", .has_arg = no_argument },
5061 { .val = 'E', .name = "comp-end", .has_arg = optional_argument },
5062 { .val = 'E', .name = "component-end", .has_arg = optional_argument },
5063 { .val = 'F', .name = "fid", .has_arg = no_argument },
5064 { .val = 'g', .name = "generation", .has_arg = no_argument },
5065 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
5066 /* dirstripe { .val = 'H', .name = "mdt-hash", .has_arg = required_argument }*/
5067 { .val = 'i', .name = "stripe-index", .has_arg = no_argument },
5068 { .val = 'i', .name = "stripe_index", .has_arg = no_argument },
5069 { .val = 'I', .name = "comp-id", .has_arg = optional_argument },
5070 { .val = 'I', .name = "component-id", .has_arg = optional_argument },
5071 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
5072 { .val = 'L', .name = "layout", .has_arg = no_argument },
5073 { .val = 'm', .name = "mdt", .has_arg = no_argument },
5074 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
5075 { .val = 'm', .name = "mdt_index", .has_arg = no_argument },
5076 /* find { .val = 'M', .name = "mtime", .has_arg = required_argument }*/
5077 /* find { .val = 'n', .name = "name", .has_arg = required_argument }*/
5078 { .val = 'N', .name = "mirror-count", .has_arg = no_argument },
5079 { .val = 'O', .name = "obd", .has_arg = required_argument },
5080 { .val = 'O', .name = "ost", .has_arg = required_argument },
5081 { .val = 'p', .name = "pool", .has_arg = no_argument },
5082 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
5083 { .val = 'q', .name = "quiet", .has_arg = no_argument },
5084 { .val = 'r', .name = "recursive", .has_arg = no_argument },
5085 { .val = 'R', .name = "raw", .has_arg = no_argument },
5086 { .val = 'S', .name = "stripe-size", .has_arg = no_argument },
5087 { .val = 'S', .name = "stripe_size", .has_arg = no_argument },
5088 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
5089 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
5090 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
5091 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
5092 { .val = 'v', .name = "verbose", .has_arg = no_argument },
5093 { .val = 'y', .name = "yaml", .has_arg = no_argument },
5094 { .val = 'z', .name = "extension-size", .has_arg = no_argument },
5095 { .val = 'z', .name = "ext-size", .has_arg = no_argument },
5099 int pathstart = -1, pathend = -1;
5103 while ((c = getopt_long(argc, argv,
5104 "-cdDE::FghiI::LmMNoO:pqrRsSvyz",
5105 long_opts, NULL)) != -1) {
5109 /* '!' is part of option */
5110 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
5111 if (!isoption && pathend != -1) {
5113 "error: %s: filename|dirname must either precede options or follow options\n",
5117 if (!isoption && pathstart == -1)
5118 pathstart = optind - 1;
5119 if (isoption && pathstart != -1 && pathend == -1)
5120 pathend = optind - 2;
5124 /* unknown: opt is "!" */
5125 if (strcmp(optarg, "!") == 0)
5129 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5130 param->fp_verbose |= VERBOSE_COUNT;
5131 param->fp_max_depth = 0;
5134 case LFS_COMP_COUNT_OPT:
5135 param->fp_verbose |= VERBOSE_COMP_COUNT;
5136 param->fp_max_depth = 0;
5138 case LFS_COMP_FLAGS_OPT:
5139 if (optarg != NULL) {
5140 rc = comp_str2flags(optarg,
5141 ¶m->fp_comp_flags,
5142 ¶m->fp_comp_neg_flags);
5144 fprintf(stderr, "error: %s bad "
5145 "component flags '%s'.\n",
5149 param->fp_check_comp_flags = 1;
5151 param->fp_verbose |= VERBOSE_COMP_FLAGS;
5152 param->fp_max_depth = 0;
5155 case LFS_COMP_START_OPT:
5156 if (optarg != NULL) {
5158 if (tmp[0] == '+') {
5159 param->fp_comp_start_sign = -1;
5161 } else if (tmp[0] == '-') {
5162 param->fp_comp_start_sign = 1;
5165 rc = llapi_parse_size(tmp,
5166 ¶m->fp_comp_start,
5167 ¶m->fp_comp_start_units, 0);
5169 fprintf(stderr, "error: %s bad "
5170 "component start '%s'.\n",
5174 param->fp_check_comp_start = 1;
5177 param->fp_verbose |= VERBOSE_COMP_START;
5178 param->fp_max_depth = 0;
5181 case LFS_MIRROR_INDEX_OPT:
5182 if (optarg[0] == '+') {
5183 param->fp_mirror_index_sign = -1;
5185 } else if (optarg[0] == '-') {
5186 param->fp_mirror_index_sign = 1;
5190 param->fp_mirror_index = strtoul(optarg, &end, 0);
5191 if (*end != '\0' || (param->fp_mirror_index == 0 &&
5192 param->fp_mirror_index_sign == 0 && neg_opt == 0)) {
5194 "%s %s: invalid mirror index '%s'\n",
5195 progname, argv[0], optarg);
5198 if (param->fp_mirror_id != 0) {
5200 "%s %s: can't specify both mirror index and mirror ID\n",
5204 param->fp_check_mirror_index = 1;
5205 param->fp_exclude_mirror_index = !!neg_opt;
5207 case LFS_MIRROR_ID_OPT:
5208 if (optarg[0] == '+') {
5209 param->fp_mirror_id_sign = -1;
5211 } else if (optarg[0] == '-') {
5212 param->fp_mirror_id_sign = 1;
5216 param->fp_mirror_id = strtoul(optarg, &end, 0);
5217 if (*end != '\0' || (param->fp_mirror_id == 0 &&
5218 param->fp_mirror_id_sign == 0 && neg_opt == 0)) {
5220 "%s %s: invalid mirror ID '%s'\n",
5221 progname, argv[0], optarg);
5224 if (param->fp_mirror_index != 0) {
5226 "%s %s: can't specify both mirror index and mirror ID\n",
5230 param->fp_check_mirror_id = 1;
5231 param->fp_exclude_mirror_id = !!neg_opt;
5234 param->fp_max_depth = 0;
5237 param->fp_get_default_lmv = 1;
5240 if (optarg != NULL) {
5242 if (tmp[0] == '+') {
5243 param->fp_comp_end_sign = -1;
5245 } else if (tmp[0] == '-') {
5246 param->fp_comp_end_sign = 1;
5250 if (arg_is_eof(tmp)) {
5251 param->fp_comp_end = LUSTRE_EOF;
5252 param->fp_comp_end_units = 1;
5255 rc = llapi_parse_size(tmp,
5256 ¶m->fp_comp_end,
5257 ¶m->fp_comp_end_units, 0);
5260 fprintf(stderr, "error: %s bad "
5261 "component end '%s'.\n",
5265 param->fp_check_comp_end = 1;
5267 param->fp_verbose |= VERBOSE_COMP_END;
5268 param->fp_max_depth = 0;
5272 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5273 param->fp_verbose |= VERBOSE_DFID;
5274 param->fp_max_depth = 0;
5278 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5279 param->fp_verbose |= VERBOSE_GENERATION;
5280 param->fp_max_depth = 0;
5284 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5285 param->fp_verbose |= VERBOSE_STRIPE_OFFSET;
5286 param->fp_max_depth = 0;
5290 if (optarg != NULL) {
5291 param->fp_comp_id = strtoul(optarg, &end, 0);
5292 if (*end != '\0' || param->fp_comp_id == 0 ||
5293 param->fp_comp_id > LCME_ID_MAX) {
5294 fprintf(stderr, "error: %s bad "
5295 "component id '%s'\n",
5299 param->fp_check_comp_id = 1;
5302 param->fp_max_depth = 0;
5303 param->fp_verbose |= VERBOSE_COMP_ID;
5307 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5308 param->fp_verbose |= VERBOSE_PATTERN;
5309 param->fp_max_depth = 0;
5312 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5314 fprintf(stderr, "warning: '-M' deprecated"
5315 ", use '--mdt-index' or '-m' instead\n");
5318 if (!(param->fp_verbose & VERBOSE_DETAIL))
5319 param->fp_max_depth = 0;
5320 param->fp_verbose |= VERBOSE_MDTINDEX;
5323 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5324 param->fp_verbose |= VERBOSE_MIRROR_COUNT;
5325 param->fp_max_depth = 0;
5329 if (param->fp_obd_uuid) {
5331 "error: %s: only one obduuid allowed",
5335 param->fp_obd_uuid = (struct obd_uuid *)optarg;
5338 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5339 param->fp_verbose |= VERBOSE_POOL;
5340 param->fp_max_depth = 0;
5347 param->fp_recursive = 1;
5353 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5354 param->fp_verbose |= VERBOSE_STRIPE_SIZE;
5355 param->fp_max_depth = 0;
5359 param->fp_verbose = VERBOSE_DEFAULT | VERBOSE_DETAIL;
5365 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5366 param->fp_verbose |= VERBOSE_EXT_SIZE;
5367 param->fp_max_depth = 0;
5375 if (pathstart == -1) {
5376 fprintf(stderr, "error: %s: no filename|pathname\n",
5379 } else if (pathend == -1) {
5387 if (param->fp_recursive)
5388 param->fp_max_depth = -1;
5389 else if (param->fp_verbose & VERBOSE_DETAIL)
5390 param->fp_max_depth = 1;
5392 if (!param->fp_verbose)
5393 param->fp_verbose = VERBOSE_DEFAULT;
5394 if (param->fp_quiet)
5395 param->fp_verbose = VERBOSE_OBJID;
5398 rc = llapi_getstripe(argv[pathstart], param);
5399 } while (++pathstart < pathend && !rc);
5402 fprintf(stderr, "error: %s failed for %s.\n",
5403 argv[0], argv[optind - 1]);
5407 static int lfs_tgts(int argc, char **argv)
5409 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
5410 struct find_param param;
5411 int index = 0, rc=0;
5416 if (argc == 2 && !realpath(argv[1], path)) {
5418 fprintf(stderr, "error: invalid path '%s': %s\n",
5419 argv[1], strerror(-rc));
5423 while (!llapi_search_mounts(path, index++, mntdir, NULL)) {
5424 /* Check if we have a mount point */
5425 if (mntdir[0] == '\0')
5428 memset(¶m, 0, sizeof(param));
5429 if (!strcmp(argv[0], "mdts"))
5430 param.fp_get_lmv = 1;
5432 rc = llapi_ostlist(mntdir, ¶m);
5434 fprintf(stderr, "error: %s: failed on %s\n",
5437 if (path[0] != '\0')
5439 memset(mntdir, 0, PATH_MAX);
5445 static int lfs_getstripe(int argc, char **argv)
5447 struct find_param param = { 0 };
5449 param.fp_max_depth = 1;
5450 return lfs_getstripe_internal(argc, argv, ¶m);
5454 static int lfs_getdirstripe(int argc, char **argv)
5456 struct find_param param = { 0 };
5457 struct option long_opts[] = {
5458 { .val = 'c', .name = "mdt-count", .has_arg = no_argument },
5459 { .val = 'D', .name = "default", .has_arg = no_argument },
5460 { .val = 'H', .name = "mdt-hash", .has_arg = no_argument },
5461 { .val = 'i', .name = "mdt-index", .has_arg = no_argument },
5462 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
5463 { .val = 'O', .name = "obd", .has_arg = required_argument },
5464 { .val = 'r', .name = "recursive", .has_arg = no_argument },
5465 { .val = 'T', .name = "mdt-count", .has_arg = no_argument },
5466 { .val = 'v', .name = "verbose", .has_arg = no_argument },
5467 { .val = 'y', .name = "yaml", .has_arg = no_argument },
5471 param.fp_get_lmv = 1;
5473 while ((c = getopt_long(argc, argv,
5474 "cDHimO:rtTvy", long_opts, NULL)) != -1)
5479 param.fp_verbose |= VERBOSE_COUNT;
5482 param.fp_get_default_lmv = 1;
5486 param.fp_verbose |= VERBOSE_STRIPE_OFFSET;
5488 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5490 fprintf(stderr, "warning: '-t' deprecated, "
5491 "use '--mdt-hash' or '-H' instead\n");
5494 param.fp_verbose |= VERBOSE_HASH_TYPE;
5497 if (param.fp_obd_uuid) {
5499 "error: %s: only one obduuid allowed",
5503 param.fp_obd_uuid = (struct obd_uuid *)optarg;
5506 param.fp_recursive = 1;
5509 param.fp_verbose |= VERBOSE_DETAIL;
5515 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
5516 progname, argv[0], argv[optind - 1]);
5524 if (param.fp_recursive)
5525 param.fp_max_depth = -1;
5527 if (!param.fp_verbose)
5528 param.fp_verbose = VERBOSE_DEFAULT;
5531 rc = llapi_getstripe(argv[optind], ¶m);
5532 } while (++optind < argc && !rc);
5535 fprintf(stderr, "error: %s failed for %s.\n",
5536 argv[0], argv[optind - 1]);
5541 MNTDF_INODES = 0x0001,
5542 MNTDF_COOKED = 0x0002,
5543 MNTDF_LAZY = 0x0004,
5544 MNTDF_VERBOSE = 0x0008,
5545 MNTDF_SHOW = 0x0010,
5548 #define COOK(value) \
5551 while (value > 1024) { \
5559 #define CDF "%11llu"
5560 #define HDF "%8.1f%c"
5564 static inline int obd_statfs_ratio(const struct obd_statfs *st, bool inodes)
5566 double avail, used, ratio = 0;
5569 avail = st->os_ffree;
5570 used = st->os_files - st->os_ffree;
5572 avail = st->os_bavail;
5573 used = st->os_blocks - st->os_bfree;
5575 if (avail + used > 0)
5576 ratio = used / (used + avail) * 100;
5578 /* Round up to match df(1) usage percentage */
5579 return (ratio - (int)ratio) > 0 ? (int)(ratio + 1) : (int)ratio;
5582 /* This is to identify various problem states for "lfs df" if .osn_err = true,
5583 * so only show flags reflecting those states by default. Informational states
5584 * are only shown with "-v" and use lower-case names to distinguish them.
5585 * UNUSED[12] were for "EROFS = 30" until 1.6 but are now available for use.
5587 static struct obd_statfs_state_names {
5588 enum obd_statfs_state osn_state;
5589 const char osn_name;
5592 { .osn_state = OS_STATE_DEGRADED, .osn_name = 'D', .osn_err = true },
5593 { .osn_state = OS_STATE_READONLY, .osn_name = 'R', .osn_err = true },
5594 { .osn_state = OS_STATE_NOPRECREATE, .osn_name = 'N', .osn_err = true },
5595 { .osn_state = OS_STATE_UNUSED1, .osn_name = '?', .osn_err = true },
5596 { .osn_state = OS_STATE_UNUSED2, .osn_name = '?', .osn_err = true },
5597 { .osn_state = OS_STATE_ENOSPC, .osn_name = 'S', .osn_err = true },
5598 { .osn_state = OS_STATE_ENOINO, .osn_name = 'I', .osn_err = true },
5599 { .osn_state = OS_STATE_SUM, .osn_name = 'a', /* aggregate */ },
5600 { .osn_state = OS_STATE_NONROT, .osn_name = 'f', /* flash */ },
5603 static int showdf(char *mntdir, struct obd_statfs *stat,
5604 char *uuid, enum mntdf_flags flags,
5605 char *type, int index, int rc)
5607 long long avail, used, total;
5609 char *suffix = "KMGTPEZY";
5610 /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
5611 char tbuf[3 * sizeof(__u64)];
5612 char ubuf[3 * sizeof(__u64)];
5613 char abuf[3 * sizeof(__u64)];
5614 char rbuf[3 * sizeof(__u64)];
5621 if (flags & MNTDF_INODES) {
5622 avail = stat->os_ffree;
5623 used = stat->os_files - stat->os_ffree;
5624 total = stat->os_files;
5626 int shift = flags & MNTDF_COOKED ? 0 : 10;
5628 avail = (stat->os_bavail * stat->os_bsize) >> shift;
5629 used = ((stat->os_blocks - stat->os_bfree) *
5630 stat->os_bsize) >> shift;
5631 total = (stat->os_blocks * stat->os_bsize) >> shift;
5634 ratio = obd_statfs_ratio(stat, flags & MNTDF_INODES);
5636 if (flags & MNTDF_COOKED) {
5640 cook_val = (double)total;
5643 snprintf(tbuf, sizeof(tbuf), HDF, cook_val,
5646 snprintf(tbuf, sizeof(tbuf), CDF, total);
5648 cook_val = (double)used;
5651 snprintf(ubuf, sizeof(ubuf), HDF, cook_val,
5654 snprintf(ubuf, sizeof(ubuf), CDF, used);
5656 cook_val = (double)avail;
5659 snprintf(abuf, sizeof(abuf), HDF, cook_val,
5662 snprintf(abuf, sizeof(abuf), CDF, avail);
5664 snprintf(tbuf, sizeof(tbuf), CDF, total);
5665 snprintf(ubuf, sizeof(tbuf), CDF, used);
5666 snprintf(abuf, sizeof(tbuf), CDF, avail);
5669 sprintf(rbuf, RDF, ratio);
5670 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
5671 uuid, tbuf, ubuf, abuf, rbuf, mntdir);
5673 printf("[%s:%d]", type, index);
5675 if (stat->os_state) {
5679 for (i = 0; i < ARRAY_SIZE(oss_names); i++) {
5680 if (oss_names[i].osn_state & stat->os_state &&
5681 (oss_names[i].osn_err ||
5682 flags & MNTDF_VERBOSE))
5683 printf("%c", oss_names[i].osn_name);
5690 printf(UUF": inactive device\n", uuid);
5693 printf(UUF": %s\n", uuid, strerror(-rc));
5700 struct ll_stat_type {
5705 #define LL_STATFS_MAX LOV_MAX_STRIPE_COUNT
5707 struct ll_statfs_data {
5709 struct obd_statfs sd_st;
5712 struct ll_statfs_buf {
5714 struct ll_statfs_data sb_buf[LL_STATFS_MAX];
5717 static int mntdf(char *mntdir, char *fsname, char *pool, enum mntdf_flags flags,
5718 int ops, struct ll_statfs_buf *lsb)
5720 struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
5721 struct obd_uuid uuid_buf;
5722 char *poolname = NULL;
5723 struct ll_stat_type types[] = {
5724 { .st_op = LL_STATFS_LMV, .st_name = "MDT" },
5725 { .st_op = LL_STATFS_LOV, .st_name = "OST" },
5726 { .st_name = NULL } };
5727 struct ll_stat_type *tp;
5728 __u64 ost_files = 0;
5729 __u64 ost_ffree = 0;
5737 poolname = strchr(pool, '.');
5738 if (poolname != NULL) {
5739 if (strncmp(fsname, pool, strlen(fsname))) {
5740 fprintf(stderr, "filesystem name incorrect\n");
5748 fd = open(mntdir, O_RDONLY);
5751 fprintf(stderr, "%s: cannot open '%s': %s\n", progname, mntdir,
5756 if (flags & MNTDF_SHOW) {
5757 if (flags & MNTDF_INODES)
5758 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
5759 "UUID", "Inodes", "IUsed", "IFree",
5760 "IUse%", "Mounted on");
5762 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
5764 flags & MNTDF_COOKED ? "bytes" : "1K-blocks",
5765 "Used", "Available", "Use%", "Mounted on");
5768 for (tp = types; tp->st_name != NULL; tp++) {
5769 bool have_ost = false;
5771 if (!(tp->st_op & ops))
5774 for (index = 0; ; index++) {
5775 memset(&stat_buf, 0, sizeof(struct obd_statfs));
5776 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
5777 type = flags & MNTDF_LAZY ?
5778 tp->st_op | LL_STATFS_NODELAY : tp->st_op;
5779 rc2 = llapi_obd_fstatfs(fd, type, index,
5780 &stat_buf, &uuid_buf);
5785 if (rc2 == -ENODATA) { /* Inactive device, OK. */
5786 if (!(flags & MNTDF_VERBOSE))
5788 } else if (rc2 < 0 && rc == 0) {
5792 /* If we have OSTs then don't report MDT block counts.
5793 * For MDT-only filesystems the expectation is that all
5794 * layouts have a DoM component. For filesystems with
5795 * OSTs, files are not necessarily going to store data
5796 * on MDTs, and MDT space is limited to a fraction of
5797 * OST space, so don't include it in the summary.
5799 if (tp->st_op == LL_STATFS_LOV && !have_ost) {
5806 if (poolname && tp->st_op == LL_STATFS_LOV &&
5807 llapi_search_ost(fsname, poolname,
5808 obd_uuid2str(&uuid_buf)) != 1)
5811 /* the llapi_obd_statfs() call may have returned with
5812 * an error, but if it filled in uuid_buf we will at
5813 * lease use that to print out a message for that OBD.
5814 * If we didn't get anything in the uuid_buf, then fill
5815 * it in so that we can print an error message. */
5816 if (uuid_buf.uuid[0] == '\0')
5817 snprintf(uuid_buf.uuid, sizeof(uuid_buf.uuid),
5818 "%s%04x", tp->st_name, index);
5820 lsb->sb_buf[lsb->sb_count].sd_index = index;
5821 lsb->sb_buf[lsb->sb_count].sd_st = stat_buf;
5824 if (flags & MNTDF_SHOW)
5825 showdf(mntdir, &stat_buf,
5826 obd_uuid2str(&uuid_buf), flags,
5827 tp->st_name, index, rc2);
5832 if (tp->st_op == LL_STATFS_LMV) {
5833 sum.os_ffree += stat_buf.os_ffree;
5834 sum.os_files += stat_buf.os_files;
5835 } else /* if (tp->st_op == LL_STATFS_LOV) */ {
5836 ost_files += stat_buf.os_files;
5837 ost_ffree += stat_buf.os_ffree;
5839 sum.os_blocks += stat_buf.os_blocks *
5841 sum.os_bfree += stat_buf.os_bfree *
5843 sum.os_bavail += stat_buf.os_bavail *
5850 /* If we have _some_ OSTs, but don't have as many free objects on the
5851 * OST as inodes on the MDTs, reduce the reported number of inodes
5852 * to compensate, so that the "inodes in use" number is correct.
5853 * This should be kept in sync with ll_statfs_internal().
5855 if (ost_files && ost_ffree < sum.os_ffree) {
5856 sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
5857 sum.os_ffree = ost_ffree;
5859 if (flags & MNTDF_SHOW) {
5861 showdf(mntdir, &sum, "filesystem_summary:", flags, NULL, 0, 0);
5869 static int lfs_setdirstripe(int argc, char **argv)
5872 struct lfs_setstripe_args lsa = { 0 };
5873 struct llapi_stripe_param *param = NULL;
5874 __u32 mdts[LMV_MAX_STRIPE_COUNT] = { 0 };
5877 char *mode_opt = NULL;
5878 bool default_stripe = false;
5879 bool delete = false;
5880 bool foreign_mode = false;
5881 mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
5882 mode_t previous_mode = 0;
5884 __u32 type = LU_FOREIGN_TYPE_DAOS, flags = 0;
5885 struct option long_opts[] = {
5886 { .val = 'c', .name = "count", .has_arg = required_argument },
5887 { .val = 'c', .name = "mdt-count", .has_arg = required_argument },
5888 { .val = 'd', .name = "delete", .has_arg = no_argument },
5889 { .val = 'D', .name = "default", .has_arg = no_argument },
5890 { .val = 'D', .name = "default_stripe", .has_arg = no_argument },
5891 { .val = LFS_LAYOUT_FLAGS_OPT,
5892 .name = "flags", .has_arg = required_argument },
5893 { .val = LFS_LAYOUT_FOREIGN_OPT,
5894 .name = "foreign", .has_arg = optional_argument},
5895 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
5896 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 17, 53, 0)
5897 { .val = 'i', .name = "mdt-index", .has_arg = required_argument },
5898 { .val = 'i', .name = "mdt", .has_arg = required_argument },
5900 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
5901 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
5902 { .val = 'm', .name = "mdt", .has_arg = required_argument },
5904 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5905 { .val = 'i', .name = "index", .has_arg = required_argument },
5907 { .val = 'o', .name = "mode", .has_arg = required_argument },
5908 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5909 { .val = 't', .name = "hash-type", .has_arg = required_argument },
5911 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
5912 /* setstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
5913 { .val = 'x', .name = "xattr", .has_arg = required_argument },
5917 setstripe_args_init(&lsa);
5919 while ((c = getopt_long(argc, argv, "c:dDi:H:m:o:t:T:x:",
5920 long_opts, NULL)) >= 0) {
5927 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
5930 "%s %s: invalid stripe count '%s'\n",
5931 progname, argv[0], optarg);
5937 default_stripe = true;
5940 default_stripe = true;
5942 case LFS_LAYOUT_FOREIGN_OPT:
5943 if (optarg != NULL) {
5944 /* check pure numeric */
5945 type = strtoul(optarg, &end, 0);
5948 type = check_foreign_type_name(optarg);
5949 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
5951 "%s %s: unknown foreign type '%s'\n",
5958 foreign_mode = true;
5960 case LFS_LAYOUT_FLAGS_OPT:
5961 flags = strtoul(optarg, &end, 16);
5964 "%s %s: bad flags '%s'\n",
5965 progname, argv[0], optarg);
5969 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5971 fprintf(stderr, "warning: '--hash-type' and '-t' "
5972 "deprecated, use '--mdt-hash' or '-H' instead\n");
5975 lsa.lsa_pattern = check_hashtype(optarg);
5976 if (lsa.lsa_pattern == 0) {
5978 "%s %s: bad stripe hash type '%s'\n",
5979 progname, argv[0], optarg);
5984 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 17, 53, 0)
5987 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5988 if (strcmp(argv[optind - 1], "--index") == 0)
5990 "%s %s: warning: '--index' deprecated, use '--mdt-index' instead\n",
5993 lsa.lsa_nr_tgts = parse_targets(mdts,
5994 sizeof(mdts) / sizeof(__u32),
5995 lsa.lsa_nr_tgts, optarg, NULL);
5996 if (lsa.lsa_nr_tgts < 0) {
5998 "%s %s: invalid MDT target(s) '%s'\n",
5999 progname, argv[0], optarg);
6003 lsa.lsa_tgts = mdts;
6004 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
6005 lsa.lsa_stripe_off = mdts[0];
6007 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 15, 53, 0)
6009 fprintf(stderr, "warning: '-m' is deprecated, "
6010 "use '--mode' or '-o' instead\n");
6019 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
6020 progname, argv[0], argv[optind - 1]);
6025 if (optind == argc) {
6026 fprintf(stderr, "%s %s: DIR must be specified\n",
6031 if (xattr && !foreign_mode) {
6032 /* only print a warning as this is armless and will be
6036 "%s %s: xattr has been specified for non-foreign layout\n",
6038 } else if (foreign_mode && !xattr) {
6040 "%s %s: xattr must be provided in foreign mode\n",
6045 if (foreign_mode && (delete || default_stripe || lsa.lsa_nr_tgts ||
6046 lsa.lsa_tgts || setstripe_args_specified(&lsa))) {
6048 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
6053 if (!delete && lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT &&
6054 lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT && !foreign_mode) {
6056 "%s %s: stripe offset and count must be specified\n",
6062 (lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
6063 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)) {
6065 "%s %s: cannot specify -d with -c or -i options\n",
6070 if (mode_opt != NULL) {
6071 mode = strtoul(mode_opt, &end, 8);
6074 "%s %s: bad MODE '%s'\n",
6075 progname, argv[0], mode_opt);
6078 previous_mode = umask(0);
6081 /* foreign LMV/dir case */
6083 if (argc > optind + 1) {
6085 "%s %s: cannot specify multiple foreign dirs\n",
6090 dname = argv[optind];
6091 result = llapi_dir_create_foreign(dname, mode, type, flags,
6095 "%s mkdir: can't create foreign dir '%s': %s\n",
6096 progname, dname, strerror(-result));
6101 * initialize stripe parameters, in case param is converted to specific,
6102 * i.e, 'lfs mkdir -i -1 -c N', always allocate space for lsp_tgts.
6104 param = calloc(1, offsetof(typeof(*param),
6105 lsp_tgts[lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ?
6106 lsa.lsa_stripe_count : lsa.lsa_nr_tgts]));
6107 if (param == NULL) {
6109 "%s %s: cannot allocate memory for parameters: %s\n",
6110 progname, argv[0], strerror(ENOMEM));
6114 /* if "lfs setdirstripe -D -i -1" is used, assume 1-stripe directory */
6115 if (default_stripe && lsa.lsa_stripe_off == -1 &&
6116 (lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT ||
6117 lsa.lsa_stripe_count == 0))
6118 lsa.lsa_stripe_count = 1;
6119 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
6120 param->lsp_stripe_count = lsa.lsa_stripe_count;
6121 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
6122 param->lsp_stripe_offset = -1;
6124 param->lsp_stripe_offset = lsa.lsa_stripe_off;
6125 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
6126 param->lsp_stripe_pattern = lsa.lsa_pattern;
6128 param->lsp_stripe_pattern = LMV_HASH_TYPE_UNKNOWN;
6129 param->lsp_pool = lsa.lsa_pool_name;
6130 param->lsp_is_specific = false;
6131 if (lsa.lsa_nr_tgts > 1) {
6132 if (lsa.lsa_stripe_count > 0 &&
6133 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
6134 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
6136 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
6137 argv[0], lsa.lsa_stripe_count,
6143 param->lsp_is_specific = true;
6144 param->lsp_stripe_count = lsa.lsa_nr_tgts;
6145 memcpy(param->lsp_tgts, mdts, sizeof(*mdts) * lsa.lsa_nr_tgts);
6148 dname = argv[optind];
6150 if (default_stripe) {
6151 result = llapi_dir_set_default_lmv(dname, param);
6154 "%s setdirstripe: cannot set default stripe on dir '%s': %s\n",
6155 progname, dname, strerror(-result));
6159 result = llapi_dir_create(dname, mode, param);
6162 "%s setdirstripe: cannot create dir '%s': %s\n",
6163 progname, dname, strerror(-result));
6164 } while (!result && (dname = argv[++optind]));
6166 if (mode_opt != NULL)
6167 umask(previous_mode);
6174 static int lfs_rmentry(int argc, char **argv)
6181 fprintf(stderr, "error: %s: missing dirname\n",
6187 dname = argv[index];
6188 while (dname != NULL) {
6189 result = llapi_direntry_remove(dname);
6191 fprintf(stderr, "error: %s: remove dir entry '%s' "
6192 "failed\n", argv[0], dname);
6195 dname = argv[++index];
6200 static int lfs_mv(int argc, char **argv)
6202 struct lmv_user_md lmu = { LMV_USER_MAGIC };
6203 struct find_param param = {
6210 struct option long_opts[] = {
6211 { .val = 'm', .name = "mdt", .has_arg = required_argument },
6212 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
6213 { .val = 'v', .name = "verbose", .has_arg = no_argument },
6216 while ((c = getopt_long(argc, argv, "m:M:v", long_opts, NULL)) != -1) {
6218 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6220 fprintf(stderr, "warning: '-M' deprecated"
6221 ", use '--mdt-index' or '-m' instead\n");
6224 lmu.lum_stripe_offset = strtoul(optarg, &end, 0);
6226 fprintf(stderr, "%s mv: bad MDT index '%s'\n",
6232 param.fp_verbose = VERBOSE_DETAIL;
6235 fprintf(stderr, "%s mv: unrecognized option '%s'\n",
6236 progname, argv[optind - 1]);
6241 if (lmu.lum_stripe_offset == LMV_OFFSET_DEFAULT) {
6242 fprintf(stderr, "%s mv: MDT index must be specified\n",
6247 if (optind >= argc) {
6248 fprintf(stderr, "%s mv: DIR must be specified\n", progname);
6252 lmu.lum_hash_type = LMV_HASH_TYPE_UNKNOWN;
6254 /* initialize migrate mdt parameters */
6255 param.fp_lmv_md = &lmu;
6256 param.fp_migrate = 1;
6257 rc = llapi_migrate_mdt(argv[optind], ¶m);
6259 fprintf(stderr, "%s mv: cannot migrate '%s' to MDT%04x: %s\n",
6260 progname, argv[optind], lmu.lum_stripe_offset,
6265 static int lfs_osts(int argc, char **argv)
6267 return lfs_tgts(argc, argv);
6270 static int lfs_mdts(int argc, char **argv)
6272 return lfs_tgts(argc, argv);
6275 static int lfs_df(int argc, char **argv)
6277 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
6278 enum mntdf_flags flags = MNTDF_SHOW;
6279 int ops = LL_STATFS_LMV | LL_STATFS_LOV;
6280 int c, rc = 0, index = 0;
6281 char fsname[PATH_MAX] = "", *pool_name = NULL;
6282 struct option long_opts[] = {
6283 { .val = 'h', .name = "human-readable",
6284 .has_arg = no_argument },
6285 { .val = 'i', .name = "inodes", .has_arg = no_argument },
6286 { .val = 'l', .name = "lazy", .has_arg = no_argument },
6287 { .val = 'p', .name = "pool", .has_arg = required_argument },
6288 { .val = 'v', .name = "verbose", .has_arg = no_argument },
6291 while ((c = getopt_long(argc, argv, "hilp:v", long_opts, NULL)) != -1) {
6294 flags |= MNTDF_COOKED;
6297 flags |= MNTDF_INODES;
6300 flags |= MNTDF_LAZY;
6306 flags |= MNTDF_VERBOSE;
6312 if (optind < argc && !realpath(argv[optind], path)) {
6314 fprintf(stderr, "error: invalid path '%s': %s\n",
6315 argv[optind], strerror(-rc));
6319 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
6320 /* Check if we have a mount point */
6321 if (mntdir[0] == '\0')
6324 rc = mntdf(mntdir, fsname, pool_name, flags, ops, NULL);
6325 if (rc || path[0] != '\0')
6327 fsname[0] = '\0'; /* avoid matching in next loop */
6328 mntdir[0] = '\0'; /* avoid matching in next loop */
6334 static int print_instance(const char *mntdir, char *buf, size_t buflen,
6335 bool opt_instance, bool opt_fsname, bool opt_mntdir)
6339 if (opt_fsname == opt_instance) { /* both true or both false */
6340 rc = llapi_getname(mntdir, buf, buflen);
6341 } else if (opt_fsname) {
6342 /* llapi_search_mounts() fills @buf with fsname, but that is not
6343 * called if explicit paths are specified on the command-line
6346 rc = llapi_get_fsname(mntdir, buf, buflen);
6347 } else /* if (opt_instance) */ {
6348 rc = llapi_get_instance(mntdir, buf, buflen);
6352 fprintf(stderr, "cannot get instance for '%s': %s\n",
6353 mntdir, strerror(-rc));
6358 printf("%s %s\n", buf, mntdir);
6360 printf("%s\n", buf);
6365 static int lfs_getname(int argc, char **argv)
6367 struct option long_opts[] = {
6368 { .val = 'h', .name = "help", .has_arg = no_argument },
6369 { .val = 'i', .name = "instance", .has_arg = no_argument },
6370 { .val = 'n', .name = "fsname", .has_arg = no_argument },
6372 bool opt_instance = false, opt_fsname = false;
6373 char fsname[PATH_MAX] = "";
6376 while ((c = getopt_long(argc, argv, "hin", long_opts, NULL)) != -1) {
6379 opt_instance = true;
6390 if (optind == argc) { /* no paths specified, get all paths. */
6391 char mntdir[PATH_MAX] = "", path[PATH_MAX] = "";
6394 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
6395 rc2 = print_instance(mntdir, fsname, sizeof(fsname),
6396 opt_instance, opt_fsname, true);
6399 path[0] = fsname[0] = mntdir[0] = '\0';
6401 } else { /* paths specified, only attempt to search these. */
6404 /* if only one path is given, print only requested info */
6405 opt_mntdir = argc - optind > 1 || (opt_instance == opt_fsname);
6407 for (; optind < argc; optind++) {
6408 rc2 = print_instance(argv[optind], fsname,
6409 sizeof(fsname), opt_instance,
6410 opt_fsname, opt_mntdir);
6420 static int lfs_check(int argc, char **argv)
6422 char mntdir[PATH_MAX] = {'\0'};
6431 fprintf(stderr, "%s check: server type must be specified\n",
6436 obd_types[0] = obd_type1;
6437 obd_types[1] = obd_type2;
6438 obd_types[2] = obd_type3;
6440 if (strcmp(argv[1], "osts") == 0) {
6441 strcpy(obd_types[0], "osc");
6442 } else if (strcmp(argv[1], "mdts") == 0 ||
6443 strcmp(argv[1], "mds") == 0) {
6444 strcpy(obd_types[0], "mdc");
6445 } else if (strcmp(argv[1], "mgts") == 0) {
6446 strcpy(obd_types[0], "mgc");
6447 } else if (strcmp(argv[1], "all") == 0 ||
6448 strcmp(argv[1], "servers") == 0) {
6450 strcpy(obd_types[0], "osc");
6451 strcpy(obd_types[1], "mdc");
6452 strcpy(obd_types[2], "mgc");
6454 fprintf(stderr, "%s check: unrecognized option '%s'\n",
6459 rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
6460 if (rc < 0 || mntdir[0] == '\0') {
6462 "%s check: cannot find mounted Lustre filesystem: %s\n",
6463 progname, (rc < 0) ? strerror(-rc) : strerror(ENODEV));
6467 rc = llapi_target_check(num_types, obd_types, mntdir);
6469 fprintf(stderr, "%s check: cannot check target '%s': %s\n",
6470 progname, argv[1], strerror(-rc));
6476 #ifdef HAVE_SYS_QUOTA_H
6477 #define ARG2INT(nr, str, msg) \
6480 nr = strtol(str, &endp, 0); \
6481 if (*endp != '\0') { \
6482 fprintf(stderr, "%s: bad %s '%s'\n", \
6483 progname, msg, str); \
6488 #define ADD_OVERFLOW(a,b) ((a + b) < a) ? (a = ULONG_MAX) : (a = a + b)
6490 /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value
6491 * returns the value or ULONG_MAX on integer overflow or incorrect format
6493 * 1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w)
6494 * 2. specifiers may be encountered multiple times (2s3s is 5 seconds)
6495 * 3. empty integer value is interpreted as 0
6497 static unsigned long str2sec(const char* timestr)
6499 const char spec[] = "smhdw";
6500 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
6501 unsigned long val = 0;
6504 if (strpbrk(timestr, spec) == NULL) {
6505 /* no specifiers inside the time string,
6506 should treat it as an integer value */
6507 val = strtoul(timestr, &tail, 10);
6508 return *tail ? ULONG_MAX : val;
6511 /* format string is XXwXXdXXhXXmXXs */
6517 v = strtoul(timestr, &tail, 10);
6518 if (v == ULONG_MAX || *tail == '\0')
6519 /* value too large (ULONG_MAX or more)
6520 or missing specifier */
6523 ptr = strchr(spec, *tail);
6525 /* unknown specifier */
6530 /* check if product will overflow the type */
6531 if (!(v < ULONG_MAX / mult[ind]))
6534 ADD_OVERFLOW(val, mult[ind] * v);
6535 if (val == ULONG_MAX)
6547 #define ARG2ULL(nr, str, def_units) \
6549 unsigned long long limit, units = def_units; \
6552 rc = llapi_parse_size(str, &limit, &units, 1); \
6554 fprintf(stderr, "%s: invalid limit '%s'\n", \
6561 static inline int has_times_option(int argc, char **argv)
6565 for (i = 1; i < argc; i++)
6566 if (!strcmp(argv[i], "-t"))
6572 static inline int lfs_verify_poolarg(char *pool)
6574 if (strnlen(optarg, LOV_MAXPOOLNAME + 1) > LOV_MAXPOOLNAME) {
6576 "Pool name '%.*s' is longer than %d\n",
6577 LOV_MAXPOOLNAME, pool, LOV_MAXPOOLNAME);
6583 int lfs_setquota_times(int argc, char **argv, struct if_quotactl *qctl)
6586 char *mnt, *obd_type = (char *)qctl->obd_type;
6587 struct obd_dqblk *dqb = &qctl->qc_dqblk;
6588 struct obd_dqinfo *dqi = &qctl->qc_dqinfo;
6589 struct option long_opts[] = {
6590 { .val = 'b', .name = "block-grace", .has_arg = required_argument },
6591 { .val = 'g', .name = "group", .has_arg = no_argument },
6592 { .val = 'i', .name = "inode-grace", .has_arg = required_argument },
6593 { .val = 'p', .name = "projid", .has_arg = no_argument },
6594 { .val = 't', .name = "times", .has_arg = no_argument },
6595 { .val = 'u', .name = "user", .has_arg = no_argument },
6596 { .val = 'o', .name = "pool", .has_arg = required_argument },
6600 qctl->qc_cmd = LUSTRE_Q_SETINFO;
6601 qctl->qc_type = ALLQUOTA;
6603 while ((c = getopt_long(argc, argv, "b:gi:ptuo:",
6604 long_opts, NULL)) != -1) {
6615 if (qctl->qc_type != ALLQUOTA) {
6616 fprintf(stderr, "error: -u/g/p can't be used "
6617 "more than once\n");
6620 qctl->qc_type = qtype;
6623 if (strncmp(optarg, NOTIFY_GRACE,
6624 strlen(NOTIFY_GRACE)) == 0) {
6625 dqi->dqi_bgrace = NOTIFY_GRACE_TIME;
6627 dqi->dqi_bgrace = str2sec(optarg);
6628 if (dqi->dqi_bgrace >= NOTIFY_GRACE_TIME) {
6629 fprintf(stderr, "error: bad "
6630 "block-grace: %s\n", optarg);
6634 dqb->dqb_valid |= QIF_BTIME;
6637 if (strncmp(optarg, NOTIFY_GRACE,
6638 strlen(NOTIFY_GRACE)) == 0) {
6639 dqi->dqi_igrace = NOTIFY_GRACE_TIME;
6641 dqi->dqi_igrace = str2sec(optarg);
6642 if (dqi->dqi_igrace >= NOTIFY_GRACE_TIME) {
6643 fprintf(stderr, "error: bad "
6644 "inode-grace: %s\n", optarg);
6648 dqb->dqb_valid |= QIF_ITIME;
6650 case 't': /* Yes, of course! */
6653 if (lfs_verify_poolarg(optarg))
6656 "Trying to set grace for pool %s\n", optarg);
6657 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
6658 qctl->qc_cmd = LUSTRE_Q_SETINFOPOOL;
6660 /* getopt prints error message for us when opterr != 0 */
6666 if (qctl->qc_type == ALLQUOTA) {
6667 fprintf(stderr, "error: neither -u, -g nor -p specified\n");
6671 if (optind != argc - 1) {
6672 fprintf(stderr, "error: unexpected parameters encountered\n");
6677 rc = llapi_quotactl(mnt, qctl);
6680 fprintf(stderr, "%s %s ", obd_type,
6681 obd_uuid2str(&qctl->obd_uuid));
6682 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
6689 #define BSLIMIT (1 << 0)
6690 #define BHLIMIT (1 << 1)
6691 #define ISLIMIT (1 << 2)
6692 #define IHLIMIT (1 << 3)
6694 int lfs_setquota(int argc, char **argv)
6697 struct if_quotactl *qctl;
6698 char *mnt, *obd_type;
6699 struct obd_dqblk *dqb;
6700 struct option long_opts[] = {
6701 { .val = 'b', .name = "block-softlimit",
6702 .has_arg = required_argument },
6703 { .val = 'B', .name = "block-hardlimit",
6704 .has_arg = required_argument },
6705 { .val = 'd', .name = "default", .has_arg = no_argument },
6706 { .val = 'g', .name = "group", .has_arg = required_argument },
6707 { .val = 'G', .name = "default-grp", .has_arg = no_argument },
6708 { .val = 'i', .name = "inode-softlimit",
6709 .has_arg = required_argument },
6710 { .val = 'I', .name = "inode-hardlimit",
6711 .has_arg = required_argument },
6712 { .val = 'p', .name = "projid", .has_arg = required_argument },
6713 { .val = 'P', .name = "default-prj", .has_arg = no_argument },
6714 { .val = 'u', .name = "user", .has_arg = required_argument },
6715 { .val = 'U', .name = "default-usr", .has_arg = no_argument },
6716 { .val = 'o', .name = "pool", .has_arg = required_argument },
6718 unsigned limit_mask = 0;
6720 bool use_default = false;
6721 int qtype, qctl_len;
6723 qctl_len = sizeof(*qctl) + LOV_MAXPOOLNAME + 1;
6724 qctl = malloc(qctl_len);
6728 memset(qctl, 0, qctl_len);
6729 obd_type = (char *)qctl->obd_type;
6730 dqb = &qctl->qc_dqblk;
6732 if (has_times_option(argc, argv)) {
6733 rc = lfs_setquota_times(argc, argv, qctl);
6737 qctl->qc_cmd = LUSTRE_Q_SETQUOTA;
6738 qctl->qc_type = ALLQUOTA; /* ALLQUOTA makes no sense for setquota,
6739 * so it can be used as a marker that qc_type
6740 * isn't reinitialized from command line */
6742 while ((c = getopt_long(argc, argv, "b:B:dg:Gi:I:p:Pu:Uo:",
6743 long_opts, NULL)) != -1) {
6746 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
6749 goto quota_type_def;
6752 rc = name2uid(&qctl->qc_id, optarg);
6755 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
6758 goto quota_type_def;
6761 rc = name2gid(&qctl->qc_id, optarg);
6764 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
6767 goto quota_type_def;
6770 rc = name2projid(&qctl->qc_id, optarg);
6773 qctl->qc_id = strtoul(optarg, &endptr, 10);
6774 if (*endptr != '\0') {
6775 fprintf(stderr, "%s setquota: invalid"
6776 " id '%s'\n", progname, optarg);
6782 if (qctl->qc_id == 0) {
6783 fprintf(stderr, "%s setquota: can't set quota"
6784 " for root usr/group/project.\n",
6791 if (qctl->qc_type != ALLQUOTA) {
6793 "%s setquota: only one of -u, -U, -g,"
6794 " -G, -p or -P may be specified\n",
6799 qctl->qc_type = qtype;
6802 qctl->qc_cmd = LUSTRE_Q_SETDEFAULT;
6806 ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
6807 dqb->dqb_bsoftlimit >>= 10;
6808 limit_mask |= BSLIMIT;
6809 if (dqb->dqb_bsoftlimit &&
6810 dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
6812 "%s setquota: warning: block softlimit '%llu' smaller than minimum qunit size\n"
6813 "See '%s help setquota' or Lustre manual for details\n",
6815 (unsigned long long)dqb->dqb_bsoftlimit,
6819 ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
6820 dqb->dqb_bhardlimit >>= 10;
6821 limit_mask |= BHLIMIT;
6822 if (dqb->dqb_bhardlimit &&
6823 dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
6825 "%s setquota: warning: block hardlimit '%llu' smaller than minimum qunit size\n"
6826 "See '%s help setquota' or Lustre manual for details\n",
6828 (unsigned long long)dqb->dqb_bhardlimit,
6832 ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
6833 limit_mask |= ISLIMIT;
6834 if (dqb->dqb_isoftlimit &&
6835 dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
6837 "%s setquota: warning: inode softlimit '%llu' smaller than minimum qunit size\n"
6838 "See '%s help setquota' or Lustre manual for details\n",
6840 (unsigned long long)dqb->dqb_isoftlimit,
6844 ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
6845 limit_mask |= IHLIMIT;
6846 if (dqb->dqb_ihardlimit &&
6847 dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
6849 "%s setquota: warning: inode hardlimit '%llu' smaller than minimum qunit size\n"
6850 "See '%s help setquota' or Lustre manual for details\n",
6852 (unsigned long long)dqb->dqb_ihardlimit,
6856 if (lfs_verify_poolarg(optarg)) {
6861 "Trying to set quota for pool %s\n", optarg);
6862 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
6863 qctl->qc_cmd = LUSTRE_Q_SETQUOTAPOOL;
6867 "%s setquota: unrecognized option '%s'\n",
6868 progname, argv[optind - 1]);
6874 if (qctl->qc_type == ALLQUOTA) {
6876 "%s setquota: either -u or -g must be specified\n",
6882 if (!use_default && limit_mask == 0) {
6884 "%s setquota: at least one limit must be specified\n",
6890 if (use_default && limit_mask != 0) {
6892 "%s setquota: limits should not be specified when"
6893 " using default quota\n",
6899 if (use_default && qctl->qc_id == 0) {
6901 "%s setquota: can not set default quota for root"
6902 " user/group/project\n",
6908 if (optind != argc - 1) {
6910 "%s setquota: filesystem not specified or unexpected argument '%s'\n",
6911 progname, argv[optind]);
6919 dqb->dqb_bhardlimit = 0;
6920 dqb->dqb_bsoftlimit = 0;
6921 dqb->dqb_ihardlimit = 0;
6922 dqb->dqb_isoftlimit = 0;
6925 dqb->dqb_valid |= QIF_LIMITS | QIF_TIMES;
6926 } else if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
6927 (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
6928 /* sigh, we can't just set blimits/ilimits */
6929 struct if_quotactl tmp_qctl = {.qc_cmd = LUSTRE_Q_GETQUOTA,
6930 .qc_type = qctl->qc_type,
6931 .qc_id = qctl->qc_id};
6933 rc = llapi_quotactl(mnt, &tmp_qctl);
6937 if (!(limit_mask & BHLIMIT))
6938 dqb->dqb_bhardlimit = tmp_qctl.qc_dqblk.dqb_bhardlimit;
6939 if (!(limit_mask & BSLIMIT))
6940 dqb->dqb_bsoftlimit = tmp_qctl.qc_dqblk.dqb_bsoftlimit;
6941 if (!(limit_mask & IHLIMIT))
6942 dqb->dqb_ihardlimit = tmp_qctl.qc_dqblk.dqb_ihardlimit;
6943 if (!(limit_mask & ISLIMIT))
6944 dqb->dqb_isoftlimit = tmp_qctl.qc_dqblk.dqb_isoftlimit;
6946 /* Keep grace times if we have got no softlimit arguments */
6947 if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) {
6948 dqb->dqb_valid |= QIF_BTIME;
6949 dqb->dqb_btime = tmp_qctl.qc_dqblk.dqb_btime;
6952 if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
6953 dqb->dqb_valid |= QIF_ITIME;
6954 dqb->dqb_itime = tmp_qctl.qc_dqblk.dqb_itime;
6958 dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
6959 dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
6961 rc = llapi_quotactl(mnt, qctl);
6965 "%s setquota: cannot quotactl '%s' '%s': %s",
6967 obd_uuid2str(&qctl->obd_uuid), strerror(-rc));
6974 /* Converts seconds value into format string
6975 * result is returned in buf
6977 * 1. result is in descenting order: 1w2d3h4m5s
6978 * 2. zero fields are not filled (except for p. 3): 5d1s
6979 * 3. zero seconds value is presented as "0s"
6981 static char * __sec2str(time_t seconds, char *buf)
6983 const char spec[] = "smhdw";
6984 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
6989 for (i = ARRAY_SIZE(mult) - 1 ; i >= 0; i--) {
6990 c = seconds / mult[i];
6992 if (c > 0 || (i == 0 && buf == tail))
6993 tail += scnprintf(tail, 40-(tail-buf), "%lu%c", c,
7002 static void sec2str(time_t seconds, char *buf, int rc)
7009 tail = __sec2str(seconds, tail);
7011 if (rc && tail - buf < 39) {
7017 static void diff2str(time_t seconds, char *buf, time_t now)
7023 if (seconds <= now) {
7024 strcpy(buf, "none");
7027 __sec2str(seconds - now, buf);
7030 static void print_quota_title(char *name, struct if_quotactl *qctl,
7031 bool human_readable, bool show_default)
7034 printf("Disk default %s quota:\n", qtype_name(qctl->qc_type));
7035 printf("%15s %8s%8s%8s %8s%8s%8s\n",
7036 "Filesystem", "bquota", "blimit", "bgrace",
7037 "iquota", "ilimit", "igrace");
7039 printf("Disk quotas for %s %s (%cid %u):\n",
7040 qtype_name(qctl->qc_type), name,
7041 *qtype_name(qctl->qc_type), qctl->qc_id);
7042 printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
7043 "Filesystem", human_readable ? "used" : "kbytes",
7044 "quota", "limit", "grace",
7045 "files", "quota", "limit", "grace");
7049 static void kbytes2str(__u64 num, char *buf, int buflen, bool h)
7052 snprintf(buf, buflen, "%ju", (uintmax_t)num);
7055 snprintf(buf, buflen, "%5.4gP",
7056 (double)num / ((__u64)1 << 40));
7058 snprintf(buf, buflen, "%5.4gT",
7059 (double)num / (1 << 30));
7061 snprintf(buf, buflen, "%5.4gG",
7062 (double)num / (1 << 20));
7064 snprintf(buf, buflen, "%5.4gM",
7065 (double)num / (1 << 10));
7067 snprintf(buf, buflen, "%ju%s", (uintmax_t)num, "k");
7071 #define STRBUF_LEN 32
7072 static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
7073 int rc, bool h, bool show_default)
7079 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA ||
7080 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ||
7081 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) {
7082 int bover = 0, iover = 0;
7083 struct obd_dqblk *dqb = &qctl->qc_dqblk;
7084 char numbuf[3][STRBUF_LEN];
7086 char strbuf[STRBUF_LEN];
7088 if (dqb->dqb_bhardlimit &&
7089 lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
7091 } else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
7092 if (dqb->dqb_btime > now) {
7099 if (dqb->dqb_ihardlimit &&
7100 dqb->dqb_curinodes >= dqb->dqb_ihardlimit) {
7102 } else if (dqb->dqb_isoftlimit && dqb->dqb_itime) {
7103 if (dqb->dqb_itime > now) {
7111 if (strlen(mnt) > 15)
7112 printf("%s\n%15s", mnt, "");
7114 printf("%15s", mnt);
7117 diff2str(dqb->dqb_btime, timebuf, now);
7118 else if (show_default)
7119 snprintf(timebuf, sizeof(timebuf), "%llu",
7120 (unsigned long long)dqb->dqb_btime);
7122 kbytes2str(lustre_stoqb(dqb->dqb_curspace),
7123 strbuf, sizeof(strbuf), h);
7124 if (rc == -EREMOTEIO)
7125 sprintf(numbuf[0], "%s*", strbuf);
7127 sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
7128 "%s" : "[%s]", strbuf);
7130 kbytes2str(dqb->dqb_bsoftlimit, strbuf, sizeof(strbuf), h);
7131 if (type == QC_GENERAL)
7132 sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
7133 "%s" : "[%s]", strbuf);
7135 sprintf(numbuf[1], "%s", "-");
7137 kbytes2str(dqb->dqb_bhardlimit, strbuf, sizeof(strbuf), h);
7138 sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
7139 "%s" : "[%s]", strbuf);
7142 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
7144 printf(" %7s%c %6s %7s %7s",
7145 numbuf[0], bover ? '*' : ' ', numbuf[1],
7146 numbuf[2], bover > 1 ? timebuf : "-");
7150 diff2str(dqb->dqb_itime, timebuf, now);
7151 else if (show_default)
7152 snprintf(timebuf, sizeof(timebuf), "%llu",
7153 (unsigned long long)dqb->dqb_itime);
7155 snprintf(numbuf[0], sizeof(numbuf),
7156 (dqb->dqb_valid & QIF_INODES) ? "%ju" : "[%ju]",
7157 (uintmax_t)dqb->dqb_curinodes);
7159 if (type == QC_GENERAL)
7160 sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
7162 (uintmax_t)dqb->dqb_isoftlimit);
7164 sprintf(numbuf[1], "%s", "-");
7166 sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
7167 "%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
7170 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
7171 else if (type != QC_OSTIDX)
7172 printf(" %7s%c %6s %7s %7s",
7173 numbuf[0], iover ? '*' : ' ', numbuf[1],
7174 numbuf[2], iover > 1 ? timebuf : "-");
7176 printf(" %7s %7s %7s %7s", "-", "-", "-", "-");
7178 } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO || LUSTRE_Q_GETINFOPOOL ||
7179 qctl->qc_cmd == Q_GETOINFO) {
7183 if (qctl->qc_dqinfo.dqi_bgrace == NOTIFY_GRACE_TIME)
7184 strncpy(bgtimebuf, NOTIFY_GRACE, 40);
7186 sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf, rc);
7187 if (qctl->qc_dqinfo.dqi_igrace == NOTIFY_GRACE_TIME)
7188 strncpy(igtimebuf, NOTIFY_GRACE, 40);
7190 sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf, rc);
7192 printf("Block grace time: %s; Inode grace time: %s\n",
7193 bgtimebuf, igtimebuf);
7197 static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
7198 bool h, __u64 *total)
7200 int rc = 0, rc1 = 0, count = 0;
7201 __u32 valid = qctl->qc_valid;
7203 /* TODO: for commands LUSTRE_Q_"S\|G"ETQUOTAPOOL we need
7204 * to go only through OSTs that belong to requested pool. */
7205 rc = llapi_get_obd_count(mnt, &count, is_mdt);
7207 fprintf(stderr, "can not get %s count: %s\n",
7208 is_mdt ? "mdt": "ost", strerror(-rc));
7212 for (qctl->qc_idx = 0; qctl->qc_idx < count; qctl->qc_idx++) {
7213 qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX;
7214 rc = llapi_quotactl(mnt, qctl);
7216 /* It is remote client case. */
7217 if (rc == -EOPNOTSUPP) {
7224 fprintf(stderr, "quotactl %s%d failed.\n",
7225 is_mdt ? "mdt": "ost", qctl->qc_idx);
7229 print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
7230 qctl->qc_valid, 0, h, false);
7231 *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
7232 qctl->qc_dqblk.dqb_bhardlimit;
7235 qctl->qc_valid = valid;
7239 static int get_print_quota(char *mnt, char *name, struct if_quotactl *qctl,
7240 int verbose, int quiet, bool human_readable,
7243 int rc1 = 0, rc2 = 0, rc3 = 0;
7244 char *obd_type = (char *)qctl->obd_type;
7245 char *obd_uuid = (char *)qctl->obd_uuid.uuid;
7246 __u64 total_ialloc = 0, total_balloc = 0;
7247 bool use_default_for_blk = false;
7248 bool use_default_for_file = false;
7251 rc1 = llapi_quotactl(mnt, qctl);
7255 fprintf(stderr, "%s quotas are not enabled.\n",
7256 qtype_name(qctl->qc_type));
7259 fprintf(stderr, "Permission denied.\n");
7262 /* We already got error message. */
7265 fprintf(stderr, "Unexpected quotactl error: %s\n",
7270 if (!show_default && qctl->qc_id == 0) {
7271 qctl->qc_dqblk.dqb_bhardlimit = 0;
7272 qctl->qc_dqblk.dqb_bsoftlimit = 0;
7273 qctl->qc_dqblk.dqb_ihardlimit = 0;
7274 qctl->qc_dqblk.dqb_isoftlimit = 0;
7275 qctl->qc_dqblk.dqb_btime = 0;
7276 qctl->qc_dqblk.dqb_itime = 0;
7277 qctl->qc_dqblk.dqb_valid |= QIF_LIMITS | QIF_TIMES;
7280 if (qctl->qc_dqblk.dqb_valid & QIF_BTIME &&
7281 LQUOTA_FLAG(qctl->qc_dqblk.dqb_btime) & LQUOTA_FLAG_DEFAULT) {
7282 use_default_for_blk = true;
7283 qctl->qc_dqblk.dqb_btime &= LQUOTA_GRACE_MASK;
7286 if (qctl->qc_dqblk.dqb_valid & QIF_ITIME &&
7287 LQUOTA_FLAG(qctl->qc_dqblk.dqb_itime) & LQUOTA_FLAG_DEFAULT) {
7288 use_default_for_file = true;
7289 qctl->qc_dqblk.dqb_itime &= LQUOTA_GRACE_MASK;
7292 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
7293 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL ||
7294 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) && !quiet)
7295 print_quota_title(name, qctl, human_readable, show_default);
7297 if (rc1 && *obd_type)
7298 fprintf(stderr, "%s %s ", obd_type, obd_uuid);
7300 if (qctl->qc_valid != QC_GENERAL)
7303 inacc = (qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
7304 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) &&
7305 ((qctl->qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
7306 (QIF_LIMITS|QIF_USAGE));
7308 print_quota(mnt, qctl, QC_GENERAL, rc1, human_readable, show_default);
7310 if (!show_default && verbose &&
7311 qctl->qc_valid == QC_GENERAL && qctl->qc_cmd != LUSTRE_Q_GETINFO &&
7312 qctl->qc_cmd != LUSTRE_Q_GETINFOPOOL) {
7313 char strbuf[STRBUF_LEN];
7315 rc2 = print_obd_quota(mnt, qctl, 1, human_readable,
7317 rc3 = print_obd_quota(mnt, qctl, 0, human_readable,
7319 kbytes2str(total_balloc, strbuf, sizeof(strbuf),
7321 printf("Total allocated inode limit: %ju, total "
7322 "allocated block limit: %s\n", (uintmax_t)total_ialloc,
7326 if (use_default_for_blk)
7327 printf("%cid %u is using default block quota setting\n",
7328 *qtype_name(qctl->qc_type), qctl->qc_id);
7330 if (use_default_for_file)
7331 printf("%cid %u is using default file quota setting\n",
7332 *qtype_name(qctl->qc_type), qctl->qc_id);
7334 if (rc1 || rc2 || rc3 || inacc)
7335 printf("Some errors happened when getting quota info. "
7336 "Some devices may be not working or deactivated. "
7337 "The data in \"[]\" is inaccurate.\n");
7351 static int lfs_project(int argc, char **argv)
7353 int ret = 0, err = 0, c, i;
7354 struct project_handle_control phc = { 0 };
7355 enum lfs_project_ops_t op;
7358 phc.assign_projid = false;
7359 /* default action */
7360 op = LFS_PROJECT_LIST;
7362 while ((c = getopt(argc, argv, "p:cCsdkr0")) != -1) {
7365 if (op != LFS_PROJECT_LIST) {
7367 "%s: cannot specify '-c' '-C' '-s' together\n",
7372 op = LFS_PROJECT_CHECK;
7375 if (op != LFS_PROJECT_LIST) {
7377 "%s: cannot specify '-c' '-C' '-s' together\n",
7382 op = LFS_PROJECT_CLEAR;
7385 if (op != LFS_PROJECT_LIST) {
7387 "%s: cannot specify '-c' '-C' '-s' together\n",
7392 phc.set_inherit = true;
7393 op = LFS_PROJECT_SET;
7399 phc.keep_projid = true;
7402 phc.recursive = true;
7405 phc.projid = strtoul(optarg, NULL, 0);
7406 phc.assign_projid = true;
7410 phc.newline = false;
7413 fprintf(stderr, "%s: invalid option '%c'\n",
7419 if (phc.assign_projid && op == LFS_PROJECT_LIST) {
7420 op = LFS_PROJECT_SET;
7421 phc.set_projid = true;
7422 } else if (phc.assign_projid && op == LFS_PROJECT_SET) {
7423 phc.set_projid = true;
7427 case LFS_PROJECT_CHECK:
7428 if (phc.keep_projid) {
7430 "%s: '-k' is useless together with '-c'\n",
7435 case LFS_PROJECT_CLEAR:
7438 "%s: '-0' is useless together with '-C'\n",
7442 if (phc.assign_projid) {
7444 "%s: '-p' is useless together with '-C'\n",
7449 case LFS_PROJECT_SET:
7452 "%s: '-0' is useless together with '-s'\n",
7456 if (phc.keep_projid) {
7458 "%s: '-k' is useless together with '-s'\n",
7466 "%s: '-0' is useless for list operations\n",
7476 fprintf(stderr, "%s: missing file or directory target(s)\n",
7481 for (i = 0; i < argc; i++) {
7483 case LFS_PROJECT_CHECK:
7484 err = lfs_project_check(argv[i], &phc);
7486 case LFS_PROJECT_LIST:
7487 err = lfs_project_list(argv[i], &phc);
7489 case LFS_PROJECT_CLEAR:
7490 err = lfs_project_clear(argv[i], &phc);
7492 case LFS_PROJECT_SET:
7493 err = lfs_project_set(argv[i], &phc);
7505 static int lfs_quota(int argc, char **argv)
7508 char *mnt, *name = NULL;
7509 struct if_quotactl *qctl;
7511 int rc = 0, rc1 = 0, verbose = 0, quiet = 0;
7513 __u32 valid = QC_GENERAL, idx = 0;
7514 bool human_readable = false;
7515 bool show_default = false;
7517 struct option long_opts[] = {
7518 { .val = 1, .name = "pool", .has_arg = required_argument },
7521 qctl = calloc(1, sizeof(*qctl) + LOV_MAXPOOLNAME + 1);
7525 qctl->qc_cmd = LUSTRE_Q_GETQUOTA;
7526 qctl->qc_type = ALLQUOTA;
7527 obd_uuid = (char *)qctl->obd_uuid.uuid;
7529 while ((c = getopt_long(argc, argv, "gGi:I:o:pPqtuUvh",
7530 long_opts, NULL)) != -1) {
7533 show_default = true;
7538 show_default = true;
7543 show_default = true;
7547 if (qctl->qc_type != ALLQUOTA) {
7549 "%s quota: only one of -u, -g, or -p may be specified\n",
7554 qctl->qc_type = qtype;
7557 qctl->qc_cmd = LUSTRE_Q_GETINFO;
7560 valid = qctl->qc_valid = QC_UUID;
7561 snprintf(obd_uuid, sizeof(*obd_uuid), "%s", optarg);
7564 valid = qctl->qc_valid = QC_MDTIDX;
7565 idx = qctl->qc_idx = atoi(optarg);
7566 if (idx == 0 && *optarg != '0') {
7568 "%s quota: invalid MDT index '%s'\n",
7575 valid = qctl->qc_valid = QC_OSTIDX;
7576 idx = qctl->qc_idx = atoi(optarg);
7577 if (idx == 0 && *optarg != '0') {
7579 "%s quota: invalid OST index '%s'\n",
7592 human_readable = true;
7595 if (lfs_verify_poolarg(optarg)) {
7599 strncpy(qctl->qc_poolname, optarg, LOV_MAXPOOLNAME);
7600 qctl->qc_cmd = qctl->qc_cmd == LUSTRE_Q_GETINFO ?
7601 LUSTRE_Q_GETINFOPOOL :
7602 LUSTRE_Q_GETQUOTAPOOL;
7605 fprintf(stderr, "%s quota: unrecognized option '%s'\n",
7606 progname, argv[optind - 1]);
7612 /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
7613 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
7614 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) &&
7615 qctl->qc_type == ALLQUOTA &&
7616 optind == argc - 1 && !show_default) {
7620 for (qtype = USRQUOTA; qtype <= GRPQUOTA; qtype++) {
7621 qctl->qc_type = qtype;
7622 qctl->qc_valid = valid;
7623 if (qtype == USRQUOTA) {
7624 qctl->qc_id = geteuid();
7625 rc = uid2name(&name, qctl->qc_id);
7627 qctl->qc_id = getegid();
7628 rc = gid2name(&name, qctl->qc_id);
7629 memset(&qctl->qc_dqblk, 0,
7630 sizeof(qctl->qc_dqblk));
7635 rc1 = get_print_quota(mnt, name, qctl, verbose, quiet,
7636 human_readable, show_default);
7641 /* lfs quota -u username /path/to/lustre/mount */
7642 } else if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
7643 qctl->qc_cmd == LUSTRE_Q_GETQUOTAPOOL) {
7644 /* options should be followed by u/g-name and mntpoint */
7645 if ((!show_default && optind + 2 != argc) ||
7646 (show_default && optind + 1 != argc) ||
7647 qctl->qc_type == ALLQUOTA) {
7649 "%s quota: name and mount point must be specified\n",
7655 if (!show_default) {
7656 name = argv[optind++];
7657 switch (qctl->qc_type) {
7659 rc = name2uid(&qctl->qc_id, name);
7662 rc = name2gid(&qctl->qc_id, name);
7665 rc = name2projid(&qctl->qc_id, name);
7672 qctl->qc_valid = QC_GENERAL;
7673 qctl->qc_cmd = LUSTRE_Q_GETDEFAULT;
7678 qctl->qc_id = strtoul(name, &endptr, 10);
7679 if (*endptr != '\0') {
7680 fprintf(stderr, "%s quota: invalid id '%s'\n",
7686 } else if (optind + 1 != argc || qctl->qc_type == ALLQUOTA) {
7687 fprintf(stderr, "%s quota: missing quota info argument(s)\n",
7694 rc = get_print_quota(mnt, name, qctl, verbose, quiet,
7695 human_readable, show_default);
7700 #endif /* HAVE_SYS_QUOTA_H! */
7702 static int flushctx_ioctl(char *mp)
7706 fd = open(mp, O_RDONLY);
7708 fprintf(stderr, "flushctx: error open %s: %s\n",
7709 mp, strerror(errno));
7713 rc = ioctl(fd, LL_IOC_FLUSHCTX);
7715 fprintf(stderr, "flushctx: error ioctl %s: %s\n",
7716 mp, strerror(errno));
7722 static int lfs_flushctx(int argc, char **argv)
7724 int kdestroy = 0, c;
7725 char mntdir[PATH_MAX] = {'\0'};
7729 while ((c = getopt(argc, argv, "k")) != -1) {
7735 fprintf(stderr, "error: %s: option '-%c' "
7736 "unrecognized\n", argv[0], c);
7742 if ((rc = system("kdestroy > /dev/null")) != 0) {
7743 rc = WEXITSTATUS(rc);
7744 fprintf(stderr, "error destroying tickets: %d, continuing\n", rc);
7748 if (optind >= argc) {
7749 /* flush for all mounted lustre fs. */
7750 while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
7751 /* Check if we have a mount point */
7752 if (mntdir[0] == '\0')
7755 if (flushctx_ioctl(mntdir))
7758 mntdir[0] = '\0'; /* avoid matching in next loop */
7761 /* flush fs as specified */
7762 while (optind < argc) {
7763 if (flushctx_ioctl(argv[optind++]))
7770 static int lfs_changelog(int argc, char **argv)
7772 void *changelog_priv;
7773 struct changelog_rec *rec;
7774 long long startrec = 0, endrec = 0;
7776 struct option long_opts[] = {
7777 { .val = 'f', .name = "follow", .has_arg = no_argument },
7779 char short_opts[] = "f";
7782 while ((rc = getopt_long(argc, argv, short_opts,
7783 long_opts, NULL)) != -1) {
7790 "%s changelog: unrecognized option '%s'\n",
7791 progname, argv[optind - 1]);
7795 if (optind >= argc) {
7796 fprintf(stderr, "%s changelog: mdtname must be specified\n",
7801 mdd = argv[optind++];
7803 startrec = strtoll(argv[optind++], NULL, 10);
7805 endrec = strtoll(argv[optind++], NULL, 10);
7807 rc = llapi_changelog_start(&changelog_priv,
7808 CHANGELOG_FLAG_BLOCK |
7809 CHANGELOG_FLAG_JOBID |
7810 CHANGELOG_FLAG_EXTRA_FLAGS |
7811 (follow ? CHANGELOG_FLAG_FOLLOW : 0),
7814 fprintf(stderr, "%s changelog: cannot start changelog: %s\n",
7815 progname, strerror(errno = -rc));
7819 rc = llapi_changelog_set_xflags(changelog_priv,
7820 CHANGELOG_EXTRA_FLAG_UIDGID |
7821 CHANGELOG_EXTRA_FLAG_NID |
7822 CHANGELOG_EXTRA_FLAG_OMODE |
7823 CHANGELOG_EXTRA_FLAG_XATTR);
7826 "%s changelog: cannot set xflags for changelog: %s\n",
7827 progname, strerror(errno = -rc));
7831 while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
7835 if (endrec && rec->cr_index > endrec) {
7836 llapi_changelog_free(&rec);
7839 if (rec->cr_index < startrec) {
7840 llapi_changelog_free(&rec);
7844 secs = rec->cr_time >> 30;
7845 gmtime_r(&secs, &ts);
7846 printf("%ju %02d%-5s %02d:%02d:%02d.%09d %04d.%02d.%02d "
7847 "0x%x t="DFID, (uintmax_t)rec->cr_index, rec->cr_type,
7848 changelog_type2str(rec->cr_type),
7849 ts.tm_hour, ts.tm_min, ts.tm_sec,
7850 (int)(rec->cr_time & ((1 << 30) - 1)),
7851 ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
7852 rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
7854 if (rec->cr_flags & CLF_JOBID) {
7855 struct changelog_ext_jobid *jid =
7856 changelog_rec_jobid(rec);
7858 if (jid->cr_jobid[0] != '\0')
7859 printf(" j=%s", jid->cr_jobid);
7862 if (rec->cr_flags & CLF_EXTRA_FLAGS) {
7863 struct changelog_ext_extra_flags *ef =
7864 changelog_rec_extra_flags(rec);
7866 printf(" ef=0x%llx",
7867 (unsigned long long)ef->cr_extra_flags);
7869 if (ef->cr_extra_flags & CLFE_UIDGID) {
7870 struct changelog_ext_uidgid *uidgid =
7871 changelog_rec_uidgid(rec);
7873 printf(" u=%llu:%llu",
7874 (unsigned long long)uidgid->cr_uid,
7875 (unsigned long long)uidgid->cr_gid);
7877 if (ef->cr_extra_flags & CLFE_NID) {
7878 struct changelog_ext_nid *nid =
7879 changelog_rec_nid(rec);
7882 libcfs_nid2str(nid->cr_nid));
7885 if (ef->cr_extra_flags & CLFE_OPEN) {
7886 struct changelog_ext_openmode *omd =
7887 changelog_rec_openmode(rec);
7888 char mode[] = "---";
7890 /* exec mode must be exclusive */
7891 if (omd->cr_openflags & MDS_FMODE_EXEC) {
7894 if (omd->cr_openflags & MDS_FMODE_READ)
7896 if (omd->cr_openflags &
7903 if (strcmp(mode, "---") != 0)
7904 printf(" m=%s", mode);
7908 if (ef->cr_extra_flags & CLFE_XATTR) {
7909 struct changelog_ext_xattr *xattr =
7910 changelog_rec_xattr(rec);
7912 if (xattr->cr_xattr[0] != '\0')
7913 printf(" x=%s", xattr->cr_xattr);
7917 if (rec->cr_namelen)
7918 printf(" p="DFID" %.*s", PFID(&rec->cr_pfid),
7919 rec->cr_namelen, changelog_rec_name(rec));
7921 if (rec->cr_flags & CLF_RENAME) {
7922 struct changelog_ext_rename *rnm =
7923 changelog_rec_rename(rec);
7925 if (!fid_is_zero(&rnm->cr_sfid))
7926 printf(" s="DFID" sp="DFID" %.*s",
7927 PFID(&rnm->cr_sfid),
7928 PFID(&rnm->cr_spfid),
7929 (int)changelog_rec_snamelen(rec),
7930 changelog_rec_sname(rec));
7934 llapi_changelog_free(&rec);
7937 llapi_changelog_fini(&changelog_priv);
7940 fprintf(stderr, "%s changelog: cannot access changelog: %s\n",
7941 progname, strerror(errno = -rc));
7943 return (rc == 1 ? 0 : rc);
7946 static int lfs_changelog_clear(int argc, char **argv)
7954 endrec = strtoll(argv[3], NULL, 10);
7956 rc = llapi_changelog_clear(argv[1], argv[2], endrec);
7959 fprintf(stderr, "%s: record out of range: %llu\n",
7961 else if (rc == -ENOENT)
7962 fprintf(stderr, "%s: no changelog user: %s\n",
7965 fprintf(stderr, "%s error: %s\n", argv[0],
7974 static int lfs_fid2path(int argc, char **argv)
7976 struct option long_opts[] = {
7977 { .val = 'c', .name = "cur", .has_arg = no_argument },
7978 { .val = 'l', .name = "link", .has_arg = required_argument },
7979 { .val = 'r', .name = "rec", .has_arg = required_argument },
7981 char short_opts[] = "cl:r:";
7982 char *device, *fid, *path;
7983 long long recno = -1;
7988 char *endptr = NULL;
7990 while ((rc = getopt_long(argc, argv, short_opts,
7991 long_opts, NULL)) != -1) {
7997 linkno = strtol(optarg, &endptr, 10);
7998 if (*endptr != '\0') {
8000 "%s fid2path: invalid linkno '%s'\n",
8006 recno = strtoll(optarg, &endptr, 10);
8007 if (*endptr != '\0') {
8009 "%s fid2path: invalid recno '%s'\n",
8016 "%s fid2path: unrecognized option '%s'\n",
8017 progname, argv[optind - 1]);
8024 "%s fid2path: <fsname|rootpath> and <fid>... must be specified\n",
8029 device = argv[optind++];
8030 path = calloc(1, PATH_MAX);
8034 "%s fid2path: cannot allocate memory for path: %s\n",
8035 progname, strerror(-rc));
8040 while (optind < argc) {
8041 fid = argv[optind++];
8043 lnktmp = (linkno >= 0) ? linkno : 0;
8045 int oldtmp = lnktmp;
8046 long long rectmp = recno;
8048 rc2 = llapi_fid2path(device, fid, path, PATH_MAX,
8052 "%s fid2path: cannot find '%s': %s\n",
8053 progname, fid, strerror(errno = -rc2));
8060 fprintf(stdout, "%lld ", rectmp);
8061 if (device[0] == '/') {
8062 fprintf(stdout, "%s", device);
8063 if (device[strlen(device) - 1] != '/')
8064 fprintf(stdout, "/");
8065 } else if (path[0] == '\0') {
8066 fprintf(stdout, "/");
8068 fprintf(stdout, "%s\n", path);
8071 /* specified linkno */
8073 if (oldtmp == lnktmp)
8083 static int lfs_path2fid(int argc, char **argv)
8085 struct option long_opts[] = {
8086 { .val = 'p', .name = "parents", .has_arg = no_argument },
8089 const char short_opts[] = "p";
8090 const char *sep = "";
8093 bool show_parents = false;
8095 while ((rc = getopt_long(argc, argv, short_opts,
8096 long_opts, NULL)) != -1) {
8099 show_parents = true;
8103 "%s path2fid: unrecognized option '%s'\n",
8104 progname, argv[optind - 1]);
8109 if (optind > argc - 1) {
8110 fprintf(stderr, "%s path2fid: FILE... must be specified\n",
8114 else if (optind < argc - 1)
8118 for (path = argv + optind; *path != NULL; path++) {
8120 if (!show_parents) {
8121 err = llapi_path2fid(*path, &fid);
8123 printf("%s%s"DFID"\n",
8124 *sep != '\0' ? *path : "", sep,
8127 char name[NAME_MAX + 1];
8128 unsigned int linkno = 0;
8130 while ((err = llapi_path2parent(*path, linkno, &fid,
8131 name, sizeof(name))) == 0) {
8132 if (*sep != '\0' && linkno == 0)
8133 printf("%s%s", *path, sep);
8135 printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
8140 /* err == -ENODATA is end-of-loop */
8141 if (linkno > 0 && err == -ENODATA) {
8149 "%s path2fid: cannot get %sfid for '%s': %s\n",
8150 progname, show_parents ? "parent " : "", *path,
8162 #define MAX_ERRNO 4095
8163 #define IS_ERR_VALUE(x) ((unsigned long)(x) >= (unsigned long)-MAX_ERRNO)
8165 static int lfs_rmfid_and_show_errors(const char *device, struct fid_array *fa)
8169 rc = llapi_rmfid(device, fa);
8171 fprintf(stderr, "rmfid(): rc = %d\n", rc);
8175 for (k = 0; k < fa->fa_nr; k++) {
8176 rc = (__s32)fa->fa_fids[k].f_ver;
8177 if (!IS_ERR_VALUE(rc))
8183 fa->fa_fids[k].f_ver = 0;
8184 fprintf(stderr, "rmfid("DFID"): rc = %d\n",
8185 PFID(&fa->fa_fids[k]), rc);
8191 static int lfs_rmfid(int argc, char **argv)
8193 char *fidstr, *device;
8194 int rc = 0, rc2, nr;
8195 struct fid_array *fa;
8197 if (optind > argc - 1) {
8198 fprintf(stderr, "%s rmfid: missing dirname\n", progname);
8202 device = argv[optind++];
8205 fa = malloc(offsetof(struct fid_array, fa_fids[nr + 1]));
8211 while (optind < argc) {
8214 fidstr = argv[optind++];
8215 while (*fidstr == '[')
8217 found = sscanf(fidstr, SFID, RFID(&fa->fa_fids[fa->fa_nr]));
8219 fprintf(stderr, "unrecognized FID: %s\n",
8224 if (fa->fa_nr == OBD_MAX_FIDS_IN_ARRAY) {
8225 /* start another batch */
8226 rc2 = lfs_rmfid_and_show_errors(device, fa);
8233 rc2 = lfs_rmfid_and_show_errors(device, fa);
8241 static int lfs_data_version(int argc, char **argv)
8248 int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
8251 fprintf(stderr, "%s data_version: FILE must be specified\n",
8256 while ((c = getopt(argc, argv, "nrw")) != -1) {
8259 data_version_flags = 0;
8262 data_version_flags |= LL_DV_RD_FLUSH;
8265 data_version_flags |= LL_DV_WR_FLUSH;
8269 "%s data_version: unrecognized option '%s'\n",
8270 progname, argv[optind - 1]);
8274 if (optind == argc) {
8275 fprintf(stderr, "%s data_version: FILE must be specified\n",
8280 path = argv[optind];
8281 fd = open(path, O_RDONLY);
8284 fprintf(stderr, "%s data_version: cannot open file '%s': %s\n",
8285 progname, path, strerror(-rc));
8289 rc = llapi_get_data_version(fd, &data_version, data_version_flags);
8292 "%s data_version: cannot get version for '%s': %s\n",
8293 progname, path, strerror(-rc));
8295 printf("%ju" "\n", (uintmax_t)data_version);
8301 static int lfs_hsm_state(int argc, char **argv)
8306 struct hsm_user_state hus;
8314 rc = llapi_hsm_state_get(path, &hus);
8316 fprintf(stderr, "can't get hsm state for %s: %s\n",
8317 path, strerror(errno = -rc));
8321 /* Display path name and status flags */
8322 printf("%s: (0x%08x)", path, hus.hus_states);
8324 if (hus.hus_states & HS_RELEASED)
8325 printf(" released");
8326 if (hus.hus_states & HS_EXISTS)
8328 if (hus.hus_states & HS_DIRTY)
8330 if (hus.hus_states & HS_ARCHIVED)
8331 printf(" archived");
8332 /* Display user-settable flags */
8333 if (hus.hus_states & HS_NORELEASE)
8334 printf(" never_release");
8335 if (hus.hus_states & HS_NOARCHIVE)
8336 printf(" never_archive");
8337 if (hus.hus_states & HS_LOST)
8338 printf(" lost_from_hsm");
8340 if (hus.hus_archive_id != 0)
8341 printf(", archive_id:%d", hus.hus_archive_id);
8344 } while (++i < argc);
8349 #define LFS_HSM_SET 0
8350 #define LFS_HSM_CLEAR 1
8353 * Generic function to set or clear HSM flags.
8354 * Used by hsm_set and hsm_clear.
8356 * @mode if LFS_HSM_SET, set the flags, if LFS_HSM_CLEAR, clear the flags.
8358 static int lfs_hsm_change_flags(int argc, char **argv, int mode)
8360 struct option long_opts[] = {
8361 { .val = 'A', .name = "archived", .has_arg = no_argument },
8362 { .val = 'a', .name = "noarchive", .has_arg = no_argument },
8363 { .val = 'd', .name = "dirty", .has_arg = no_argument },
8364 { .val = 'e', .name = "exists", .has_arg = no_argument },
8365 { .val = 'l', .name = "lost", .has_arg = no_argument },
8366 { .val = 'r', .name = "norelease", .has_arg = no_argument },
8367 { .val = 'i', .name = "archive-id", .has_arg = required_argument },
8369 char short_opts[] = "lraAdei:";
8373 __u32 archive_id = 0;
8379 while ((c = getopt_long(argc, argv, short_opts,
8380 long_opts, NULL)) != -1) {
8386 mask |= HS_NOARCHIVE;
8389 mask |= HS_ARCHIVED;
8392 mask |= HS_NORELEASE;
8401 archive_id = strtol(optarg, &end, 10);
8403 fprintf(stderr, "invalid archive_id: '%s'\n",
8411 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
8412 argv[0], argv[optind - 1]);
8417 /* User should have specified a flag */
8421 while (optind < argc) {
8423 path = argv[optind];
8425 /* If mode == 0, this means we apply the mask. */
8426 if (mode == LFS_HSM_SET)
8427 rc = llapi_hsm_state_set(path, mask, 0, archive_id);
8429 rc = llapi_hsm_state_set(path, 0, mask, 0);
8432 fprintf(stderr, "Can't change hsm flags for %s: %s\n",
8433 path, strerror(errno = -rc));
8442 static int lfs_hsm_action(int argc, char **argv)
8447 struct hsm_current_action hca;
8448 struct hsm_extent he;
8449 enum hsm_user_action hua;
8450 enum hsm_progress_states hps;
8458 rc = llapi_hsm_current_action(path, &hca);
8460 fprintf(stderr, "can't get hsm action for %s: %s\n",
8461 path, strerror(errno = -rc));
8464 he = hca.hca_location;
8465 hua = hca.hca_action;
8466 hps = hca.hca_state;
8468 printf("%s: %s", path, hsm_user_action2name(hua));
8470 /* Skip file without action */
8471 if (hca.hca_action == HUA_NONE) {
8476 printf(" %s ", hsm_progress_state2name(hps));
8478 if ((hps == HPS_RUNNING) &&
8479 (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
8480 printf("(%llu bytes moved)\n",
8481 (unsigned long long)he.length);
8482 else if ((he.offset + he.length) == LUSTRE_EOF)
8483 printf("(from %llu to EOF)\n",
8484 (unsigned long long)he.offset);
8486 printf("(from %llu to %llu)\n",
8487 (unsigned long long)he.offset,
8488 (unsigned long long)(he.offset + he.length));
8490 } while (++i < argc);
8495 static int lfs_hsm_set(int argc, char **argv)
8497 return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
8500 static int lfs_hsm_clear(int argc, char **argv)
8502 return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
8506 * Check file state and return its fid, to be used by lfs_hsm_request().
8508 * \param[in] file Path to file to check
8509 * \param[in,out] fid Pointer to allocated lu_fid struct.
8510 * \param[in,out] last_dev Pointer to last device id used.
8512 * \return 0 on success.
8514 static int lfs_hsm_prepare_file(const char *file, struct lu_fid *fid,
8520 rc = lstat(file, &st);
8522 fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
8525 /* Checking for regular file as archiving as posix copytool
8526 * rejects archiving files other than regular files
8528 if (!S_ISREG(st.st_mode)) {
8529 fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
8532 /* A request should be ... */
8533 if (*last_dev != st.st_dev && *last_dev != 0) {
8534 fprintf(stderr, "All files should be "
8535 "on the same filesystem: %s\n", file);
8538 *last_dev = st.st_dev;
8540 rc = llapi_path2fid(file, fid);
8542 fprintf(stderr, "Cannot read FID of %s: %s\n",
8543 file, strerror(-rc));
8549 /* Fill an HSM HUR item with a given file name.
8551 * If mntpath is set, then the filename is actually a FID, and no
8552 * lookup on the filesystem will be performed.
8554 * \param[in] hur the user request to fill
8555 * \param[in] idx index of the item inside the HUR to fill
8556 * \param[in] mntpath mountpoint of Lustre
8557 * \param[in] fname filename (if mtnpath is NULL)
8558 * or FID (if mntpath is set)
8559 * \param[in] last_dev pointer to last device id used
8561 * \retval 0 on success
8562 * \retval CMD_HELP or a negative errno on error
8564 static int fill_hur_item(struct hsm_user_request *hur, unsigned int idx,
8565 const char *mntpath, const char *fname,
8568 struct hsm_user_item *hui = &hur->hur_user_item[idx];
8571 hui->hui_extent.length = -1;
8573 if (mntpath != NULL) {
8574 rc = llapi_fid_parse(fname, &hui->hui_fid, NULL);
8576 fprintf(stderr, "hsm: '%s' is not a valid FID\n",
8579 rc = lfs_hsm_prepare_file(fname, &hui->hui_fid, last_dev);
8583 hur->hur_request.hr_itemcount++;
8588 static int lfs_hsm_request(int argc, char **argv, int action)
8590 struct option long_opts[] = {
8591 { .val = 'a', .name = "archive", .has_arg = required_argument },
8592 { .val = 'D', .name = "data", .has_arg = required_argument },
8593 { .val = 'l', .name = "filelist", .has_arg = required_argument },
8594 { .val = 'm', .name = "mntpath", .has_arg = required_argument },
8597 char short_opts[] = "l:D:a:m:";
8598 struct hsm_user_request *hur, *oldhur;
8603 char *filelist = NULL;
8604 char fullpath[PATH_MAX];
8605 char *opaque = NULL;
8609 int nbfile_alloc = 0;
8610 char *some_file = NULL;
8611 char *mntpath = NULL;
8617 while ((c = getopt_long(argc, argv, short_opts,
8618 long_opts, NULL)) != -1) {
8627 if (action != HUA_ARCHIVE &&
8628 action != HUA_REMOVE) {
8630 "error: -a is supported only "
8631 "when archiving or removing\n");
8634 archive_id = atoi(optarg);
8637 if (some_file == NULL) {
8639 some_file = strdup(optarg);
8645 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
8646 argv[0], argv[optind - 1]);
8651 /* All remaining args are files, so we have at least nbfile */
8652 nbfile = argc - optind;
8654 if ((nbfile == 0) && (filelist == NULL))
8658 opaque_len = strlen(opaque);
8660 /* Alloc the request structure with enough place to store all files
8661 * from command line. */
8662 hur = llapi_hsm_user_request_alloc(nbfile, opaque_len);
8664 fprintf(stderr, "Cannot create the request: %s\n",
8668 nbfile_alloc = nbfile;
8670 hur->hur_request.hr_action = action;
8671 hur->hur_request.hr_archive_id = archive_id;
8672 hur->hur_request.hr_flags = 0;
8674 /* All remaining args are files, add them */
8675 if (nbfile != 0 && some_file == NULL)
8676 some_file = strdup(argv[optind]);
8678 for (i = 0; i < nbfile; i++) {
8679 rc = fill_hur_item(hur, i, mntpath, argv[optind + i],
8685 /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
8687 /* If a filelist was specified, read the filelist from it. */
8688 if (filelist != NULL) {
8689 fp = fopen(filelist, "r");
8691 fprintf(stderr, "Cannot read the file list %s: %s\n",
8692 filelist, strerror(errno));
8697 while ((rc = getline(&line, &len, fp)) != -1) {
8698 /* If allocated buffer was too small, get something
8700 if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
8703 nbfile_alloc = nbfile_alloc * 2 + 1;
8705 hur = llapi_hsm_user_request_alloc(nbfile_alloc,
8708 fprintf(stderr, "hsm: cannot allocate "
8709 "the request: %s\n",
8716 size = hur_len(oldhur);
8718 fprintf(stderr, "hsm: cannot allocate "
8719 "%u files + %u bytes data\n",
8720 oldhur->hur_request.hr_itemcount,
8721 oldhur->hur_request.hr_data_len);
8728 memcpy(hur, oldhur, size);
8733 if (line[strlen(line) - 1] == '\n')
8734 line[strlen(line) - 1] = '\0';
8736 rc = fill_hur_item(hur, hur->hur_request.hr_itemcount,
8737 mntpath, line, &last_dev);
8743 if (some_file == NULL) {
8753 /* If a --data was used, add it to the request */
8754 hur->hur_request.hr_data_len = opaque_len;
8756 memcpy(hur_data(hur), opaque, opaque_len);
8758 /* Send the HSM request */
8759 if (realpath(some_file, fullpath) == NULL) {
8760 fprintf(stderr, "Could not find path '%s': %s\n",
8761 some_file, strerror(errno));
8763 rc = llapi_hsm_request(fullpath, hur);
8765 fprintf(stderr, "Cannot send HSM request (use of %s): %s\n",
8766 some_file, strerror(-rc));
8776 static int lfs_hsm_archive(int argc, char **argv)
8778 return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
8781 static int lfs_hsm_restore(int argc, char **argv)
8783 return lfs_hsm_request(argc, argv, HUA_RESTORE);
8786 static int lfs_hsm_release(int argc, char **argv)
8788 return lfs_hsm_request(argc, argv, HUA_RELEASE);
8791 static int lfs_hsm_remove(int argc, char **argv)
8793 return lfs_hsm_request(argc, argv, HUA_REMOVE);
8796 static int lfs_hsm_cancel(int argc, char **argv)
8798 return lfs_hsm_request(argc, argv, HUA_CANCEL);
8801 static int lfs_swap_layouts(int argc, char **argv)
8806 return llapi_swap_layouts(argv[1], argv[2], 0, 0,
8807 SWAP_LAYOUTS_KEEP_MTIME |
8808 SWAP_LAYOUTS_KEEP_ATIME);
8811 static const char *const ladvise_names[] = LU_LADVISE_NAMES;
8813 static const char *const lock_mode_names[] = LOCK_MODE_NAMES;
8815 int lfs_get_mode(const char *string)
8817 enum lock_mode_user mode;
8819 for (mode = 0; mode < ARRAY_SIZE(lock_mode_names); mode++) {
8820 if (lock_mode_names[mode] == NULL)
8822 if (strcmp(string, lock_mode_names[mode]) == 0)
8829 static enum lu_ladvise_type lfs_get_ladvice(const char *string)
8831 enum lu_ladvise_type advice;
8834 advice < ARRAY_SIZE(ladvise_names); advice++) {
8835 if (ladvise_names[advice] == NULL)
8837 if (strcmp(string, ladvise_names[advice]) == 0)
8841 return LU_LADVISE_INVALID;
8844 static int lfs_ladvise(int argc, char **argv)
8846 struct option long_opts[] = {
8847 { .val = 'a', .name = "advice", .has_arg = required_argument },
8848 { .val = 'b', .name = "background", .has_arg = no_argument },
8849 { .val = 'e', .name = "end", .has_arg = required_argument },
8850 { .val = 'l', .name = "length", .has_arg = required_argument },
8851 { .val = 'm', .name = "mode", .has_arg = required_argument },
8852 { .val = 's', .name = "start", .has_arg = required_argument },
8853 { .val = 'u', .name = "unset", .has_arg = no_argument },
8855 char short_opts[] = "a:be:l:m:s:u";
8860 struct llapi_lu_ladvise advice;
8861 enum lu_ladvise_type advice_type = LU_LADVISE_INVALID;
8862 unsigned long long start = 0;
8863 unsigned long long end = LUSTRE_EOF;
8864 unsigned long long length = 0;
8865 unsigned long long size_units;
8866 unsigned long long flags = 0;
8870 while ((c = getopt_long(argc, argv, short_opts,
8871 long_opts, NULL)) != -1) {
8874 advice_type = lfs_get_ladvice(optarg);
8875 if (advice_type == LU_LADVISE_INVALID) {
8876 fprintf(stderr, "%s: invalid advice type "
8877 "'%s'\n", argv[0], optarg);
8878 fprintf(stderr, "Valid types:");
8880 for (advice_type = 0;
8881 advice_type < ARRAY_SIZE(ladvise_names);
8883 if (ladvise_names[advice_type] == NULL)
8885 fprintf(stderr, " %s",
8886 ladvise_names[advice_type]);
8888 fprintf(stderr, "\n");
8901 rc = llapi_parse_size(optarg, &end,
8904 fprintf(stderr, "%s: bad end offset '%s'\n",
8911 rc = llapi_parse_size(optarg, &start,
8914 fprintf(stderr, "%s: bad start offset "
8915 "'%s'\n", argv[0], optarg);
8921 rc = llapi_parse_size(optarg, &length,
8924 fprintf(stderr, "%s: bad length '%s'\n",
8930 mode = lfs_get_mode(optarg);
8932 fprintf(stderr, "%s: bad mode '%s', valid "
8933 "modes are READ or WRITE\n",
8941 fprintf(stderr, "%s: option '%s' unrecognized\n",
8942 argv[0], argv[optind - 1]);
8947 if (advice_type == LU_LADVISE_INVALID) {
8948 fprintf(stderr, "%s: please give an advice type\n", argv[0]);
8949 fprintf(stderr, "Valid types:");
8950 for (advice_type = 0; advice_type < ARRAY_SIZE(ladvise_names);
8952 if (ladvise_names[advice_type] == NULL)
8954 fprintf(stderr, " %s", ladvise_names[advice_type]);
8956 fprintf(stderr, "\n");
8960 if (advice_type == LU_LADVISE_LOCKNOEXPAND) {
8961 fprintf(stderr, "%s: Lock no expand advice is a per file "
8962 "descriptor advice, so when called from lfs, "
8963 "it does nothing.\n", argv[0]);
8967 if (argc <= optind) {
8968 fprintf(stderr, "%s: please give one or more file names\n",
8973 if (end != LUSTRE_EOF && length != 0 && end != start + length) {
8974 fprintf(stderr, "%s: conflicting arguments of -l and -e\n",
8979 if (end == LUSTRE_EOF && length != 0)
8980 end = start + length;
8983 fprintf(stderr, "%s: range [%llu, %llu] is invalid\n",
8984 argv[0], start, end);
8988 if (advice_type != LU_LADVISE_LOCKAHEAD && mode != 0) {
8989 fprintf(stderr, "%s: mode is only valid with lockahead\n",
8994 if (advice_type == LU_LADVISE_LOCKAHEAD && mode == 0) {
8995 fprintf(stderr, "%s: mode is required with lockahead\n",
9000 while (optind < argc) {
9003 path = argv[optind++];
9005 fd = open(path, O_RDONLY);
9007 fprintf(stderr, "%s: cannot open file '%s': %s\n",
9008 argv[0], path, strerror(errno));
9013 advice.lla_start = start;
9014 advice.lla_end = end;
9015 advice.lla_advice = advice_type;
9016 advice.lla_value1 = 0;
9017 advice.lla_value2 = 0;
9018 advice.lla_value3 = 0;
9019 advice.lla_value4 = 0;
9020 if (advice_type == LU_LADVISE_LOCKAHEAD) {
9021 advice.lla_lockahead_mode = mode;
9022 advice.lla_peradvice_flags = flags;
9025 rc2 = llapi_ladvise(fd, flags, 1, &advice);
9028 fprintf(stderr, "%s: cannot give advice '%s' to file "
9029 "'%s': %s\n", argv[0],
9030 ladvise_names[advice_type],
9031 path, strerror(errno));
9037 if (rc == 0 && rc2 < 0)
9043 static const char *const heat_names[] = LU_HEAT_NAMES;
9045 static int lfs_heat_get(int argc, char **argv)
9047 struct lu_heat *heat;
9056 heat = calloc(sizeof(*heat) + sizeof(__u64) * OBD_HEAT_COUNT, 1);
9058 fprintf(stderr, "%s: memory allocation failed\n", argv[0]);
9063 while (optind < argc) {
9064 path = argv[optind++];
9066 fd = open(path, O_RDONLY);
9068 fprintf(stderr, "%s: cannot open file '%s': %s\n",
9069 argv[0], path, strerror(errno));
9074 heat->lh_count = OBD_HEAT_COUNT;
9075 rc2 = llapi_heat_get(fd, heat);
9078 fprintf(stderr, "%s: cannot get heat of file '%s'"
9079 ": %s\n", argv[0], path, strerror(errno));
9083 printf("flags: %x\n", heat->lh_flags);
9084 for (i = 0; i < heat->lh_count; i++)
9085 printf("%s: %llu\n", heat_names[i],
9086 (unsigned long long)heat->lh_heat[i]);
9088 if (rc == 0 && rc2 < 0)
9096 static int lfs_heat_set(int argc, char **argv)
9098 struct option long_opts[] = {
9099 { .val = 'c', .name = "clear", .has_arg = no_argument },
9100 { .val = 'o', .name = "off", .has_arg = no_argument },
9101 { .val = 'O', .name = "on", .has_arg = no_argument },
9103 enum lu_heat_flag flags = 0;
9113 while ((c = getopt_long(argc, argv, "coO", long_opts, NULL)) != -1) {
9116 flags |= LU_HEAT_FLAG_CLEAR;
9119 flags |= LU_HEAT_FLAG_CLEAR;
9120 flags |= LU_HEAT_FLAG_OFF;
9123 flags &= ~LU_HEAT_FLAG_OFF;
9128 fprintf(stderr, "%s: option '%s' unrecognized\n",
9129 argv[0], argv[optind - 1]);
9134 if (argc <= optind) {
9135 fprintf(stderr, "%s: please give one or more file names\n",
9140 while (optind < argc) {
9141 path = argv[optind++];
9143 fd = open(path, O_RDONLY);
9145 fprintf(stderr, "%s: cannot open file '%s': %s\n",
9146 argv[0], path, strerror(errno));
9151 rc2 = llapi_heat_set(fd, flags);
9154 fprintf(stderr, "%s: cannot setflags heat of file '%s'"
9155 ": %s\n", argv[0], path, strerror(errno));
9159 if (rc == 0 && rc2 < 0)
9165 /** The input string contains a comma delimited list of component ids and
9166 * ranges, for example "1,2-4,7".
9168 static int parse_mirror_ids(__u16 *ids, int size, char *arg)
9170 bool end_of_loop = false;
9178 while (!end_of_loop) {
9182 char *endptr = NULL;
9185 ptr = strchrnul(arg, ',');
9186 end_of_loop = *ptr == '\0';
9189 start_index = strtol(arg, &endptr, 0);
9190 if (endptr == arg) /* no data at all */
9192 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
9194 if (start_index < 0)
9197 end_index = start_index;
9198 if (*endptr == '-') {
9199 end_index = strtol(endptr + 1, &endptr, 0);
9200 if (*endptr != '\0')
9202 if (end_index < start_index)
9206 for (i = start_index; i <= end_index && size > 0; i++) {
9209 /* remove duplicate */
9210 for (j = 0; j < nr; j++) {
9214 if (j == nr) { /* no duplicate */
9220 if (size == 0 && i < end_index)
9227 if (!end_of_loop && ptr != NULL)
9230 return rc < 0 ? rc : nr;
9234 * struct verify_mirror_id - Mirror id to be verified.
9235 * @mirror_id: A specified mirror id.
9236 * @is_valid_id: @mirror_id is valid or not in the mirrored file.
9238 struct verify_mirror_id {
9244 * compare_mirror_ids() - Compare mirror ids.
9245 * @layout: Mirror component list.
9246 * @cbdata: Callback data in verify_mirror_id structure.
9248 * This is a callback function called by llapi_layout_comp_iterate()
9249 * to compare the specified mirror id with the one in the current
9250 * component of @layout. If they are the same, then the specified
9251 * mirror id is valid.
9253 * Return: a negative error code on failure or
9254 * LLAPI_LAYOUT_ITER_CONT: Proceed iteration
9255 * LLAPI_LAYOUT_ITER_STOP: Stop iteration
9258 int compare_mirror_ids(struct llapi_layout *layout, void *cbdata)
9260 struct verify_mirror_id *mirror_id_cbdata =
9261 (struct verify_mirror_id *)cbdata;
9265 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
9269 "%s: llapi_layout_mirror_id_get failed: %s.\n",
9270 progname, strerror(errno));
9274 if (mirror_id_cbdata->mirror_id == mirror_id) {
9275 mirror_id_cbdata->is_valid_id = true;
9276 return LLAPI_LAYOUT_ITER_STOP;
9279 return LLAPI_LAYOUT_ITER_CONT;
9283 * verify_mirror_ids() - Verify specified mirror ids.
9284 * @fname: Mirrored file name.
9285 * @mirror_ids: Specified mirror ids to be verified.
9286 * @ids_nr: Number of specified mirror ids.
9288 * This function verifies that specified @mirror_ids are valid
9289 * in the mirrored file @fname.
9291 * Return: 0 on success or a negative error code on failure.
9294 int verify_mirror_ids(const char *fname, __u16 *mirror_ids, int ids_nr)
9296 struct llapi_layout *layout = NULL;
9297 struct verify_mirror_id mirror_id_cbdata = { 0 };
9308 if (stat(fname, &stbuf) < 0) {
9309 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
9310 progname, fname, strerror(errno));
9315 if (!S_ISREG(stbuf.st_mode)) {
9316 fprintf(stderr, "%s: '%s' is not a regular file.\n",
9322 fd = open(fname, O_DIRECT | O_RDONLY);
9324 fprintf(stderr, "%s: cannot open '%s': %s.\n",
9325 progname, fname, strerror(errno));
9330 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
9332 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
9333 progname, fname, strerror(errno));
9337 layout = llapi_layout_get_by_fd(fd, 0);
9338 if (layout == NULL) {
9339 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
9340 progname, fname, strerror(errno));
9342 llapi_lease_release(fd);
9346 rc = llapi_layout_flags_get(layout, &flr_state);
9348 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
9349 progname, fname, strerror(errno));
9354 flr_state &= LCM_FL_FLR_MASK;
9355 switch (flr_state) {
9358 fprintf(stderr, "%s: '%s' file state error: %s.\n",
9359 progname, fname, llapi_layout_flags_string(flr_state));
9366 for (i = 0; i < ids_nr; i++) {
9367 mirror_id_cbdata.mirror_id = mirror_ids[i];
9368 mirror_id_cbdata.is_valid_id = false;
9370 rc = llapi_layout_comp_iterate(layout, compare_mirror_ids,
9375 "%s: '%s' failed to verify mirror id: %u.\n",
9376 progname, fname, mirror_ids[i]);
9380 if (!mirror_id_cbdata.is_valid_id) {
9383 "%s: '%s' invalid specified mirror id: %u.\n",
9384 progname, fname, mirror_ids[i]);
9390 llapi_layout_free(layout);
9391 llapi_lease_release(fd);
9399 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
9400 __u16 *mirror_ids, int ids_nr)
9402 struct llapi_resync_comp comp_array[1024] = { { 0 } };
9403 struct llapi_layout *layout;
9414 if (stat(fname, &stbuf) < 0) {
9415 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
9416 progname, fname, strerror(errno));
9420 if (!S_ISREG(stbuf.st_mode)) {
9421 fprintf(stderr, "%s: '%s' is not a regular file.\n",
9427 fd = open(fname, O_DIRECT | O_RDWR);
9429 fprintf(stderr, "%s: cannot open '%s': %s.\n",
9430 progname, fname, strerror(errno));
9435 layout = llapi_layout_get_by_fd(fd, 0);
9436 if (layout == NULL) {
9437 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
9438 progname, fname, strerror(errno));
9443 rc = llapi_layout_flags_get(layout, &flr_state);
9445 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
9446 progname, fname, strerror(errno));
9451 flr_state &= LCM_FL_FLR_MASK;
9452 if (flr_state == LCM_FL_NONE) {
9454 fprintf(stderr, "%s: '%s' is not a FLR file.\n",
9459 /* get stale component info */
9460 comp_size = llapi_mirror_find_stale(layout, comp_array,
9461 ARRAY_SIZE(comp_array),
9462 mirror_ids, ids_nr);
9463 if (comp_size <= 0) {
9468 ioc->lil_mode = LL_LEASE_WRLCK;
9469 ioc->lil_flags = LL_LEASE_RESYNC;
9470 rc = llapi_lease_set(fd, ioc);
9472 if (rc == -EALREADY)
9476 "%s: '%s' llapi_lease_get_ext resync failed: %s.\n",
9477 progname, fname, strerror(-rc));
9481 /* get the read range [start, end) */
9482 start = comp_array[0].lrc_start;
9483 end = comp_array[0].lrc_end;
9484 for (idx = 1; idx < comp_size; idx++) {
9485 if (comp_array[idx].lrc_start < start)
9486 start = comp_array[idx].lrc_start;
9487 if (end < comp_array[idx].lrc_end)
9488 end = comp_array[idx].lrc_end;
9491 rc = llapi_lease_check(fd);
9492 if (rc != LL_LEASE_WRLCK) {
9493 fprintf(stderr, "%s: '%s' lost lease lock.\n",
9498 rc = llapi_mirror_resync_many(fd, layout, comp_array, comp_size,
9501 fprintf(stderr, "%s: '%s' llapi_mirror_resync_many: %s.\n",
9502 progname, fname, strerror(-rc));
9504 /* need to do the lease unlock even resync fails */
9505 ioc->lil_mode = LL_LEASE_UNLCK;
9506 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
9508 for (idx = 0; idx < comp_size; idx++) {
9509 if (comp_array[idx].lrc_synced) {
9510 ioc->lil_ids[ioc->lil_count] = comp_array[idx].lrc_id;
9515 rc2 = llapi_lease_set(fd, ioc);
9517 * llapi_lease_set returns lease mode when it request to unlock
9521 /* rc2 == 0 means lost lease lock */
9522 if (rc2 == 0 && rc == 0)
9524 fprintf(stderr, "%s: resync file '%s' failed: %s.\n",
9526 rc2 == 0 ? "lost lease lock" : strerror(-rc2));
9530 llapi_layout_free(layout);
9537 static inline int lfs_mirror_resync(int argc, char **argv)
9539 struct ll_ioc_lease *ioc = NULL;
9540 __u16 mirror_ids[128] = { 0 };
9545 struct option long_opts[] = {
9546 { .val = 'o', .name = "only", .has_arg = required_argument },
9549 while ((c = getopt_long(argc, argv, "o:", long_opts, NULL)) >= 0) {
9552 rc = parse_mirror_ids(mirror_ids,
9553 sizeof(mirror_ids) / sizeof(__u16),
9557 "%s: bad mirror ids '%s'.\n",
9564 fprintf(stderr, "%s: options '%s' unrecognized.\n",
9565 argv[0], argv[optind - 1]);
9571 if (argc == optind) {
9572 fprintf(stderr, "%s: no file name given.\n", argv[0]);
9577 if (ids_nr > 0 && argc > optind + 1) {
9579 "%s: option '--only' cannot be used upon multiple files.\n",
9587 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
9592 /* set the lease on the file */
9593 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
9595 fprintf(stderr, "%s: cannot alloc id array for ioc: %s.\n",
9596 argv[0], strerror(errno));
9601 for (; optind < argc; optind++) {
9602 rc = lfs_mirror_resync_file(argv[optind], ioc,
9603 mirror_ids, ids_nr);
9604 /* ignore previous file's error, continue with next file */
9607 memset(ioc, 0, sizeof(*ioc) + sizeof(__u32) * 4096);
9615 static inline int verify_mirror_id_by_fd(int fd, __u16 mirror_id)
9617 struct llapi_layout *layout;
9620 layout = llapi_layout_get_by_fd(fd, 0);
9621 if (layout == NULL) {
9622 fprintf(stderr, "could not get layout.\n");
9626 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &mirror_id);
9628 fprintf(stderr, "failed to iterate layout\n");
9629 llapi_layout_free(layout);
9632 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
9633 fprintf(stderr, "does not find mirror with ID %u\n", mirror_id);
9634 llapi_layout_free(layout);
9638 llapi_layout_free(layout);
9644 * Check whether two files are the same file
9645 * \retval 0 same file
9646 * \retval 1 not the same file
9647 * \retval <0 error code
9649 static inline int check_same_file(int fd, const char *f2)
9654 if (fstat(fd, &stbuf1) < 0)
9657 if (stat(f2, &stbuf2) < 0)
9660 if (stbuf1.st_rdev == stbuf2.st_rdev &&
9661 stbuf1.st_ino == stbuf2.st_ino)
9667 static inline int lfs_mirror_read(int argc, char **argv)
9670 __u16 mirror_id = 0;
9671 const char *outfile = NULL;
9677 const size_t buflen = 4 << 20;
9679 struct option long_opts[] = {
9680 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
9681 { .val = 'o', .name = "outfile", .has_arg = required_argument },
9684 while ((c = getopt_long(argc, argv, "N:o:", long_opts, NULL)) >= 0) {
9689 mirror_id = strtoul(optarg, &end, 0);
9690 if (*end != '\0' || mirror_id == 0) {
9692 "%s %s: invalid mirror ID '%s'\n",
9693 progname, argv[0], optarg);
9701 fprintf(stderr, "%s: option '%s' unrecognized.\n",
9702 progname, argv[optind - 1]);
9707 if (argc == optind) {
9708 fprintf(stderr, "%s %s: no mirrored file provided\n",
9711 } else if (argc > optind + 1) {
9712 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
9716 if (mirror_id == 0) {
9717 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
9722 /* open mirror file */
9723 fname = argv[optind];
9724 fd = open(fname, O_DIRECT | O_RDONLY);
9726 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
9727 progname, argv[0], fname, strerror(errno));
9731 /* verify mirror id */
9732 rc = verify_mirror_id_by_fd(fd, mirror_id);
9735 "%s %s: cannot find mirror with ID %u in '%s'\n",
9736 progname, argv[0], mirror_id, fname);
9740 /* open output file - O_EXCL ensures output is not the same as input */
9742 outfd = open(outfile, O_EXCL | O_WRONLY | O_CREAT, 0644);
9744 fprintf(stderr, "%s %s: cannot create file '%s': %s\n",
9745 progname, argv[0], outfile, strerror(errno));
9750 outfd = STDOUT_FILENO;
9753 /* allocate buffer */
9754 rc = posix_memalign(&buf, sysconf(_SC_PAGESIZE), buflen);
9756 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
9757 progname, argv[0], rc);
9764 ssize_t written = 0;
9766 bytes_read = llapi_mirror_read(fd, mirror_id, buf, buflen, pos);
9767 if (bytes_read < 0) {
9770 "%s %s: fail to read data from mirror %u: %s\n",
9771 progname, argv[0], mirror_id, strerror(-rc));
9776 if (bytes_read == 0)
9779 while (written < bytes_read) {
9782 written2 = write(outfd, buf + written,
9783 bytes_read - written);
9786 "%s %s: fail to write %s: %s\n",
9787 progname, argv[0], outfile ? : "STDOUT",
9792 written += written2;
9795 if (written != bytes_read) {
9797 "%s %s: written %ld bytes does not match with %ld read.\n",
9798 progname, argv[0], written, bytes_read);
9820 static inline int lfs_mirror_write(int argc, char **argv)
9823 __u16 mirror_id = 0;
9824 const char *inputfile = NULL;
9830 const size_t buflen = 4 << 20;
9832 size_t page_size = sysconf(_SC_PAGESIZE);
9833 struct ll_ioc_lease_id ioc;
9835 struct option long_opts[] = {
9836 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
9837 { .val = 'i', .name = "inputfile", .has_arg = required_argument },
9840 while ((c = getopt_long(argc, argv, "N:i:", long_opts, NULL)) >= 0) {
9845 mirror_id = strtoul(optarg, &end, 0);
9846 if (*end != '\0' || mirror_id == 0) {
9848 "%s %s: invalid mirror ID '%s'\n",
9849 progname, argv[0], optarg);
9857 fprintf(stderr, "%s: option '%s' unrecognized\n",
9858 progname, argv[optind - 1]);
9863 if (argc == optind) {
9864 fprintf(stderr, "%s %s: no mirrored file provided\n",
9867 } else if (argc > optind + 1) {
9868 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
9872 if (mirror_id == 0) {
9873 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
9878 /* open mirror file */
9879 fname = argv[optind];
9880 fd = open(fname, O_DIRECT | O_WRONLY);
9882 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
9883 progname, argv[0], fname, strerror(errno));
9887 /* verify mirror id */
9888 rc = verify_mirror_id_by_fd(fd, mirror_id);
9891 "%s %s: cannot find mirror with ID %u in '%s'\n",
9892 progname, argv[0], mirror_id, fname);
9896 /* open input file */
9898 rc = check_same_file(fd, inputfile);
9901 "%s %s: input file cannot be the mirrored file\n",
9908 inputfd = open(inputfile, O_RDONLY, 0644);
9910 fprintf(stderr, "%s %s: cannot open file '%s': %s\n",
9911 progname, argv[0], inputfile, strerror(errno));
9916 inputfd = STDIN_FILENO;
9919 /* allocate buffer */
9920 rc = posix_memalign(&buf, page_size, buflen);
9922 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
9923 progname, argv[0], rc);
9927 /* prepare target mirror components instantiation */
9928 ioc.lil_mode = LL_LEASE_WRLCK;
9929 ioc.lil_flags = LL_LEASE_RESYNC;
9930 ioc.lil_mirror_id = mirror_id;
9931 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
9934 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
9935 progname, argv[0], fname, strerror(errno));
9945 rc = llapi_lease_check(fd);
9946 if (rc != LL_LEASE_WRLCK) {
9947 fprintf(stderr, "%s %s: '%s' lost lease lock\n",
9948 progname, argv[0], fname);
9952 bytes_read = read(inputfd, buf, buflen);
9953 if (bytes_read < 0) {
9956 "%s %s: fail to read data from '%s': %s\n",
9957 progname, argv[0], inputfile ? : "STDIN",
9964 if (bytes_read == 0)
9967 /* round up to page align to make direct IO happy. */
9968 to_write = (bytes_read + page_size - 1) & ~(page_size - 1);
9970 written = llapi_mirror_write(fd, mirror_id, buf, to_write,
9975 "%s %s: fail to write to mirror %u: %s\n",
9976 progname, argv[0], mirror_id,
9984 if (pos & (page_size - 1)) {
9985 rc = llapi_mirror_truncate(fd, mirror_id, pos);
9990 ioc.lil_mode = LL_LEASE_UNLCK;
9991 ioc.lil_flags = LL_LEASE_RESYNC_DONE;
9993 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
9998 "%s %s: release lease lock of '%s' failed: %s\n",
9999 progname, argv[0], fname, strerror(errno));
10016 static inline int get_other_mirror_ids(int fd, __u16 *ids, __u16 exclude_id)
10018 struct llapi_layout *layout;
10019 struct collect_ids_data cid = { .cid_ids = ids,
10021 .cid_exclude = exclude_id, };
10024 layout = llapi_layout_get_by_fd(fd, 0);
10025 if (layout == NULL) {
10026 fprintf(stderr, "could not get layout\n");
10030 rc = llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
10032 fprintf(stderr, "failed to iterate layout\n");
10033 llapi_layout_free(layout);
10037 llapi_layout_free(layout);
10039 return cid.cid_count;
10042 static inline int lfs_mirror_copy(int argc, char **argv)
10045 __u16 read_mirror_id = 0;
10046 __u16 ids[128] = { 0 };
10048 struct llapi_layout *layout = NULL;
10049 struct llapi_resync_comp comp_array[1024] = { { 0 } };
10056 struct ll_ioc_lease *ioc = NULL;
10057 struct ll_ioc_lease_id *resync_ioc;
10059 struct option long_opts[] = {
10060 { .val = 'i', .name = "read-mirror", .has_arg = required_argument },
10061 { .val = 'o', .name = "write-mirror", .has_arg = required_argument },
10062 { .name = NULL } };
10064 while ((c = getopt_long(argc, argv, "i:o:", long_opts, NULL)) >= 0) {
10069 read_mirror_id = strtoul(optarg, &end, 0);
10070 if (*end != '\0' || read_mirror_id == 0) {
10072 "%s %s: invalid read mirror ID '%s'\n",
10073 progname, argv[0], optarg);
10078 if (!strcmp(optarg, "-1")) {
10079 /* specify all other mirrors */
10080 ids[0] = (__u16)-1;
10083 count = parse_mirror_ids((__u16 *)ids,
10091 fprintf(stderr, "%s: option '%s' unrecognized\n",
10092 progname, argv[optind - 1]);
10097 if (argc == optind) {
10098 fprintf(stderr, "%s %s: no mirrored file provided\n",
10099 progname, argv[0]);
10101 } else if (argc > optind + 1) {
10102 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
10106 if (read_mirror_id == 0) {
10108 "%s %s: no valid read mirror ID %d is provided\n",
10109 progname, argv[0], read_mirror_id);
10115 "%s %s: no write mirror ID is provided\n",
10116 progname, argv[0]);
10120 for (i = 0; i < count; i++) {
10121 if (read_mirror_id == ids[i]) {
10123 "%s %s: read and write mirror ID cannot be the same\n",
10124 progname, argv[0]);
10129 /* open mirror file */
10130 fname = argv[optind];
10132 fd = open(fname, O_DIRECT | O_RDWR);
10134 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
10135 progname, argv[0], fname, strerror(errno));
10139 /* write to all other mirrors */
10140 if (ids[0] == (__u16)-1) {
10141 count = get_other_mirror_ids(fd, ids, read_mirror_id);
10145 "%s %s: failed to get other mirror ids in '%s': %d\n",
10146 progname, argv[0], fname, rc);
10151 /* verify mirror id */
10152 rc = verify_mirror_id_by_fd(fd, read_mirror_id);
10155 "%s %s: cannot find mirror with ID %u in '%s'\n",
10156 progname, argv[0], read_mirror_id, fname);
10160 for (i = 0; i < count; i++) {
10161 rc = verify_mirror_id_by_fd(fd, ids[i]);
10164 "%s %s: cannot find mirror with ID %u in '%s'\n",
10165 progname, argv[0], ids[i], fname);
10170 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
10173 "%s %s: cannot alloc comp id array for ioc: %s\n",
10174 progname, argv[0], strerror(errno));
10179 /* get stale component info */
10180 layout = llapi_layout_get_by_fd(fd, 0);
10181 if (layout == NULL) {
10182 fprintf(stderr, "%s %s: failed to get layout of '%s': %s\n",
10183 progname, argv[0], fname, strerror(errno));
10187 comp_size = llapi_mirror_find_stale(layout, comp_array,
10188 ARRAY_SIZE(comp_array),
10190 llapi_layout_free(layout);
10191 if (comp_size < 0) {
10196 /* prepare target mirror components instantiation */
10197 resync_ioc = (struct ll_ioc_lease_id *)ioc;
10198 resync_ioc->lil_mode = LL_LEASE_WRLCK;
10199 resync_ioc->lil_flags = LL_LEASE_RESYNC;
10201 resync_ioc->lil_mirror_id = ids[0];
10203 resync_ioc->lil_mirror_id = read_mirror_id | MIRROR_ID_NEG;
10204 rc = llapi_lease_set(fd, ioc);
10207 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
10208 progname, argv[0], fname, strerror(errno));
10212 copied = llapi_mirror_copy_many(fd, read_mirror_id, ids, count);
10215 fprintf(stderr, "%s %s: copy error: %d\n",
10216 progname, argv[0], rc);
10220 fprintf(stdout, "mirror copied successfully: ");
10221 for (i = 0; i < copied; i++)
10222 fprintf(stdout, "%d ", ids[i]);
10223 fprintf(stdout, "\n");
10225 ioc->lil_mode = LL_LEASE_UNLCK;
10226 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
10227 ioc->lil_count = 0;
10228 for (i = 0; i < comp_size; i++) {
10231 for (j = 0; j < copied; j++) {
10232 if (comp_array[i].lrc_mirror_id != ids[j])
10235 ioc->lil_ids[ioc->lil_count] = comp_array[i].lrc_id;
10239 rc = llapi_lease_set(fd, ioc);
10244 "%s %s: release lease lock of '%s' failed: %s\n",
10245 progname, argv[0], fname, strerror(errno));
10259 * struct verify_chunk - Mirror chunk to be verified.
10260 * @chunk: [start, end) of the chunk.
10261 * @mirror_count: Number of mirror ids in @mirror_id array.
10262 * @mirror_id: Array of valid mirror ids that cover the chunk.
10264 struct verify_chunk {
10265 struct lu_extent chunk;
10266 unsigned int mirror_count;
10267 __u16 mirror_id[LUSTRE_MIRROR_COUNT_MAX];
10271 * print_chunks() - Print chunk information.
10272 * @fname: Mirrored file name.
10273 * @chunks: Array of chunks.
10274 * @chunk_count: Number of chunks in @chunks array.
10276 * This function prints [start, end) of each chunk in @chunks
10277 * for mirrored file @fname, and also prints the valid mirror ids
10278 * that cover the chunk.
10283 void print_chunks(const char *fname, struct verify_chunk *chunks,
10289 fprintf(stdout, "Chunks to be verified in %s:\n", fname);
10290 for (i = 0; i < chunk_count; i++) {
10291 fprintf(stdout, DEXT, PEXT(&chunks[i].chunk));
10293 if (chunks[i].mirror_count == 0)
10294 fprintf(stdout, "\t[");
10296 fprintf(stdout, "\t[%u", chunks[i].mirror_id[0]);
10297 for (j = 1; j < chunks[i].mirror_count; j++)
10298 fprintf(stdout, ", %u", chunks[i].mirror_id[j]);
10300 fprintf(stdout, "]\t%u\n", chunks[i].mirror_count);
10302 fprintf(stdout, "\n");
10306 * print_checksums() - Print CRC-32 checksum values.
10307 * @chunk: A chunk and its corresponding valid mirror ids.
10308 * @crc: CRC-32 checksum values on the chunk for each valid mirror.
10310 * This function prints CRC-32 checksum values on @chunk for
10311 * each valid mirror that covers it.
10316 void print_checksums(struct verify_chunk *chunk, unsigned long *crc)
10321 "CRC-32 checksum value for chunk "DEXT":\n",
10322 PEXT(&chunk->chunk));
10323 for (i = 0; i < chunk->mirror_count; i++)
10324 fprintf(stdout, "Mirror %u:\t%#lx\n",
10325 chunk->mirror_id[i], crc[i]);
10326 fprintf(stdout, "\n");
10330 * filter_mirror_id() - Filter specified mirror ids.
10331 * @chunks: Array of chunks.
10332 * @chunk_count: Number of chunks in @chunks array.
10333 * @mirror_ids: Specified mirror ids to be verified.
10334 * @ids_nr: Number of specified mirror ids.
10336 * This function scans valid mirror ids that cover each chunk in @chunks
10337 * and filters specified mirror ids.
10342 void filter_mirror_id(struct verify_chunk *chunks, int chunk_count,
10343 __u16 *mirror_ids, int ids_nr)
10348 __u16 valid_id[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
10349 unsigned int valid_count = 0;
10351 for (i = 0; i < chunk_count; i++) {
10352 if (chunks[i].mirror_count == 0)
10356 for (j = 0; j < ids_nr; j++) {
10357 for (k = 0; k < chunks[i].mirror_count; k++) {
10358 if (chunks[i].mirror_id[k] == mirror_ids[j]) {
10359 valid_id[valid_count] = mirror_ids[j];
10366 memcpy(chunks[i].mirror_id, valid_id,
10367 sizeof(__u16) * valid_count);
10368 chunks[i].mirror_count = valid_count;
10373 * lfs_mirror_prepare_chunk() - Find mirror chunks to be verified.
10374 * @layout: Mirror component list.
10375 * @chunks: Array of chunks.
10376 * @chunks_size: Array size of @chunks.
10378 * This function scans the components in @layout from offset 0 to LUSTRE_EOF
10379 * to find out chunk segments and store them in @chunks array.
10381 * The @mirror_id array in each element of @chunks will store the valid
10382 * mirror ids that cover the chunk. If a mirror component covering the
10383 * chunk has LCME_FL_STALE or LCME_FL_OFFLINE flag, then the mirror id
10384 * will not be stored into the @mirror_id array, and the chunk for that
10385 * mirror will not be verified.
10387 * The @mirror_count in each element of @chunks will store the number of
10388 * mirror ids in @mirror_id array. If @mirror_count is 0, it indicates the
10389 * chunk is invalid in all of the mirrors. And if @mirror_count is 1, it
10390 * indicates the chunk is valid in only one mirror. In both cases, the
10391 * chunk will not be verified.
10393 * Here is an example:
10395 * 0 1M 2M 3M 4M EOF
10396 * +------+-------------+--------------------+
10397 * | | | S | mirror1
10398 * +------+------+------+------+-------------+
10399 * | | S | S | | mirror2
10400 * +-------------+------+------+-------------+
10402 * prepared @chunks array will contain 5 elements:
10403 * (([0, 1M), [1, 2], 2),
10404 * ([1M, 2M), [1, 2], 2),
10405 * ([2M, 3M), [1], 1),
10406 * ([3M, 4M], [], 0),
10407 * ([4M, EOF), [2], 1))
10409 * Return: the actual array size of @chunks on success
10410 * or a negative error code on failure.
10413 int lfs_mirror_prepare_chunk(struct llapi_layout *layout,
10414 struct verify_chunk *chunks,
10415 size_t chunks_size)
10419 uint32_t mirror_id;
10425 memset(chunks, 0, sizeof(*chunks) * chunks_size);
10428 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
10431 "%s: move to the first layout component: %s.\n",
10432 progname, strerror(errno));
10438 chunks[idx].chunk.e_end = LUSTRE_EOF;
10440 rc = llapi_layout_comp_extent_get(layout, &start, &end);
10443 "%s: llapi_layout_comp_extent_get failed: %s.\n",
10444 progname, strerror(errno));
10448 if (start > chunks[idx].chunk.e_start ||
10449 end <= chunks[idx].chunk.e_start)
10452 if (end < chunks[idx].chunk.e_end)
10453 chunks[idx].chunk.e_end = end;
10455 rc = llapi_layout_comp_flags_get(layout, &flags);
10458 "%s: llapi_layout_comp_flags_get failed: %s.\n",
10459 progname, strerror(errno));
10463 if (flags & LCME_FL_STALE || flags & LCME_FL_OFFLINE)
10466 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
10469 "%s: llapi_layout_mirror_id_get failed: %s.\n",
10470 progname, strerror(errno));
10474 chunks[idx].mirror_id[i] = mirror_id;
10476 if (i >= ARRAY_SIZE(chunks[idx].mirror_id)) {
10478 "%s: mirror_id array is too small.\n",
10485 rc = llapi_layout_comp_use(layout,
10486 LLAPI_LAYOUT_COMP_USE_NEXT);
10489 "%s: move to the next layout component: %s.\n",
10490 progname, strerror(errno));
10493 } /* loop through all components */
10495 chunks[idx].mirror_count = i;
10497 if (chunks[idx].chunk.e_end == LUSTRE_EOF)
10501 if (idx >= chunks_size) {
10502 fprintf(stderr, "%s: chunks array is too small.\n",
10508 chunks[idx].chunk.e_start = chunks[idx - 1].chunk.e_end;
10512 return rc < 0 ? rc : idx + 1;
10516 * lfs_mirror_verify_chunk() - Verify a chunk.
10517 * @fd: File descriptor of the mirrored file.
10518 * @file_size: Size of the mirrored file.
10519 * @chunk: A chunk and its corresponding valid mirror ids.
10520 * @verbose: Verbose mode.
10522 * This function verifies a @chunk contains exactly the same data
10523 * ammong the mirrors that cover it.
10525 * If @verbose is specified, then the function will print where the
10526 * differences are if the data do not match. Otherwise, it will
10527 * just return an error in that case.
10529 * Return: 0 on success or a negative error code on failure.
10532 int lfs_mirror_verify_chunk(int fd, size_t file_size,
10533 struct verify_chunk *chunk, int verbose)
10535 const size_t buflen = 4 * 1024 * 1024; /* 4M */
10537 size_t page_size = sysconf(_SC_PAGESIZE);
10538 ssize_t bytes_read;
10539 ssize_t bytes_done;
10543 unsigned long crc_array[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
10547 if (file_size == 0)
10550 rc = posix_memalign(&buf, page_size, buflen);
10551 if (rc) /* error code is returned directly */
10555 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
10556 PEXT(&chunk->chunk));
10557 for (i = 0; i < chunk->mirror_count; i++)
10558 fprintf(stdout, " %u", chunk->mirror_id[i]);
10559 fprintf(stdout, "\n");
10563 count = MIN(chunk->chunk.e_end, file_size) - chunk->chunk.e_start;
10564 pos = chunk->chunk.e_start;
10565 while (bytes_done < count) {
10566 /* compute initial CRC-32 checksum */
10567 crc = crc32(0L, Z_NULL, 0);
10568 memset(crc_array, 0, sizeof(crc_array));
10571 for (i = 0; i < chunk->mirror_count; i++) {
10572 bytes_read = llapi_mirror_read(fd, chunk->mirror_id[i],
10574 if (bytes_read < 0) {
10577 "%s: failed to read data from mirror %u: %s.\n",
10578 progname, chunk->mirror_id[i],
10583 /* compute new CRC-32 checksum */
10584 crc_array[i] = crc32(crc, buf, bytes_read);
10588 print_checksums(chunk, crc_array);
10590 /* compare CRC-32 checksum values */
10591 for (i = 1; i < chunk->mirror_count; i++) {
10592 if (crc_array[i] != crc_array[0]) {
10596 "%s: chunk "DEXT" has different checksum value on mirror %u and mirror %u.\n",
10597 progname, PEXT(&chunk->chunk),
10598 chunk->mirror_id[0],
10599 chunk->mirror_id[i]);
10604 bytes_done += bytes_read;
10607 if (verbose > 1 && rc == 0) {
10608 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
10609 PEXT(&chunk->chunk));
10610 for (i = 0; i < chunk->mirror_count; i++)
10611 fprintf(stdout, " %u", chunk->mirror_id[i]);
10612 fprintf(stdout, " PASS\n\n");
10621 * lfs_mirror_verify_file() - Verify a mirrored file.
10622 * @fname: Mirrored file name.
10623 * @mirror_ids: Specified mirror ids to be verified.
10624 * @ids_nr: Number of specified mirror ids.
10625 * @verbose: Verbose mode.
10627 * This function verifies that each SYNC mirror of a mirrored file
10628 * specified by @fname contains exactly the same data.
10630 * If @mirror_ids is specified, then the function will verify the
10631 * mirrors specified by @mirror_ids contain exactly the same data.
10633 * If @verbose is specified, then the function will print where the
10634 * differences are if the data do not match. Otherwise, it will
10635 * just return an error in that case.
10637 * Return: 0 on success or a negative error code on failure.
10640 int lfs_mirror_verify_file(const char *fname, __u16 *mirror_ids, int ids_nr,
10643 struct verify_chunk chunks_array[1024] = { };
10644 struct llapi_layout *layout = NULL;
10646 uint32_t flr_state;
10648 int chunk_count = 0;
10654 if (stat(fname, &stbuf) < 0) {
10655 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
10656 progname, fname, strerror(errno));
10661 if (!S_ISREG(stbuf.st_mode)) {
10662 fprintf(stderr, "%s: '%s' is not a regular file.\n",
10668 if (stbuf.st_size == 0) {
10670 fprintf(stdout, "%s: '%s' file size is 0.\n",
10676 fd = open(fname, O_DIRECT | O_RDONLY);
10678 fprintf(stderr, "%s: cannot open '%s': %s.\n",
10679 progname, fname, strerror(errno));
10684 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
10686 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
10687 progname, fname, strerror(errno));
10691 layout = llapi_layout_get_by_fd(fd, 0);
10692 if (layout == NULL) {
10693 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
10694 progname, fname, strerror(errno));
10696 llapi_lease_release(fd);
10700 rc = llapi_layout_flags_get(layout, &flr_state);
10702 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
10703 progname, fname, strerror(errno));
10708 flr_state &= LCM_FL_FLR_MASK;
10709 switch (flr_state) {
10712 fprintf(stderr, "%s: '%s' file state error: %s.\n",
10713 progname, fname, llapi_layout_flags_string(flr_state));
10719 /* find out mirror chunks to be verified */
10720 chunk_count = lfs_mirror_prepare_chunk(layout, chunks_array,
10721 ARRAY_SIZE(chunks_array));
10722 if (chunk_count < 0) {
10728 /* filter specified mirror ids */
10729 filter_mirror_id(chunks_array, chunk_count, mirror_ids, ids_nr);
10732 print_chunks(fname, chunks_array, chunk_count);
10734 for (idx = 0; idx < chunk_count; idx++) {
10735 if (chunks_array[idx].chunk.e_start >= stbuf.st_size) {
10738 "%s: '%s' chunk "DEXT" exceeds file size %#llx: skipped\n",
10740 PEXT(&chunks_array[idx].chunk),
10741 (unsigned long long)stbuf.st_size);
10745 if (chunks_array[idx].mirror_count == 0) {
10747 "%s: '%s' chunk "DEXT" is invalid in all of the mirrors: ",
10749 PEXT(&chunks_array[idx].chunk));
10751 fprintf(stderr, "skipped\n");
10755 fprintf(stderr, "failed\n");
10759 if (chunks_array[idx].mirror_count == 1) {
10762 "%s: '%s' chunk "DEXT" is only valid in mirror %u: skipped\n",
10764 PEXT(&chunks_array[idx].chunk),
10765 chunks_array[idx].mirror_id[0]);
10769 rc = llapi_lease_check(fd);
10770 if (rc != LL_LEASE_RDLCK) {
10771 fprintf(stderr, "%s: '%s' lost lease lock.\n",
10776 /* verify one chunk */
10777 rc1 = lfs_mirror_verify_chunk(fd, stbuf.st_size,
10778 &chunks_array[idx], verbose);
10792 llapi_layout_free(layout);
10793 llapi_lease_release(fd);
10801 * lfs_mirror_verify() - Parse and execute lfs mirror verify command.
10802 * @argc: The count of lfs mirror verify command line arguments.
10803 * @argv: Array of strings for lfs mirror verify command line arguments.
10805 * This function parses lfs mirror verify command and verifies the
10806 * specified mirrored file(s).
10808 * Return: 0 on success or a negative error code on failure.
10810 static inline int lfs_mirror_verify(int argc, char **argv)
10812 __u16 mirror_ids[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
10818 char cmd[PATH_MAX];
10820 struct option long_opts[] = {
10821 { .val = 'o', .name = "only", .has_arg = required_argument },
10822 { .val = 'v', .name = "verbose", .has_arg = no_argument },
10823 { .name = NULL } };
10825 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
10827 while ((c = getopt_long(argc, argv, "o:v", long_opts, NULL)) >= 0) {
10830 rc = parse_mirror_ids(mirror_ids,
10831 ARRAY_SIZE(mirror_ids),
10835 "%s: bad mirror ids '%s'.\n",
10842 "%s: at least 2 mirror ids needed with '--only' option.\n",
10852 fprintf(stderr, "%s: option '%s' unrecognized.\n",
10853 progname, argv[optind - 1]);
10859 if (argc == optind) {
10860 fprintf(stderr, "%s: no file name given.\n", progname);
10865 if (ids_nr > 0 && argc > optind + 1) {
10867 "%s: '--only' cannot be used upon multiple files.\n",
10875 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
10881 for (; optind < argc; optind++) {
10882 rc1 = lfs_mirror_verify_file(argv[optind], mirror_ids, ids_nr,
10892 * lfs_mirror() - Parse and execute lfs mirror commands.
10893 * @argc: The count of lfs mirror command line arguments.
10894 * @argv: Array of strings for lfs mirror command line arguments.
10896 * This function parses lfs mirror commands and performs the
10897 * corresponding functions specified in mirror_cmdlist[].
10899 * Return: 0 on success or an error code on failure.
10901 static int lfs_mirror(int argc, char **argv)
10903 char cmd[PATH_MAX];
10906 setlinebuf(stdout);
10908 Parser_init("lfs-mirror > ", mirror_cmdlist);
10910 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
10912 program_invocation_short_name = cmd;
10914 rc = Parser_execarg(argc - 1, argv + 1, mirror_cmdlist);
10916 rc = Parser_commands();
10918 return rc < 0 ? -rc : rc;
10921 static void lustre_som_swab(struct lustre_som_attrs *attrs)
10923 #if __BYTE_ORDER == __BIG_ENDIAN
10924 __swab16s(&attrs->lsa_valid);
10925 __swab64s(&attrs->lsa_size);
10926 __swab64s(&attrs->lsa_blocks);
10930 enum lfs_som_type {
10931 LFS_SOM_SIZE = 0x1,
10932 LFS_SOM_BLOCKS = 0x2,
10933 LFS_SOM_FLAGS = 0x4,
10934 LFS_SOM_ATTR_ALL = LFS_SOM_SIZE | LFS_SOM_BLOCKS |
10938 static int lfs_getsom(int argc, char **argv)
10941 struct lustre_som_attrs *attrs;
10942 char buf[sizeof(*attrs) + 64];
10943 enum lfs_som_type type = LFS_SOM_ATTR_ALL;
10946 while ((c = getopt(argc, argv, "sbf")) != -1) {
10949 type = LFS_SOM_SIZE;
10952 type = LFS_SOM_BLOCKS;
10955 type = LFS_SOM_FLAGS;
10958 fprintf(stderr, "%s: invalid option '%c'\n",
10968 fprintf(stderr, "%s: %s\n",
10969 progname, argc == 0 ? "miss file target" :
10970 "input more than 2 files");
10975 attrs = (void *)buf;
10976 rc = lgetxattr(path, "trusted.som", attrs, sizeof(buf));
10979 fprintf(stderr, "%s failed to get som xattr: %s (%d)\n",
10980 argv[0], strerror(errno), errno);
10984 lustre_som_swab(attrs);
10987 case LFS_SOM_ATTR_ALL:
10988 printf("file: %s size: %llu blocks: %llu flags: %x\n",
10989 path, (unsigned long long)attrs->lsa_size,
10990 (unsigned long long)attrs->lsa_blocks,
10994 printf("%llu\n", (unsigned long long)attrs->lsa_size);
10996 case LFS_SOM_BLOCKS:
10997 printf("%llu\n", (unsigned long long)attrs->lsa_blocks);
10999 case LFS_SOM_FLAGS:
11000 printf("%x\n", attrs->lsa_valid);
11003 fprintf(stderr, "%s: unknown option\n", progname);
11011 * lfs_mirror_list_commands() - List lfs mirror commands.
11012 * @argc: The count of command line arguments.
11013 * @argv: Array of strings for command line arguments.
11015 * This function lists lfs mirror commands defined in mirror_cmdlist[].
11017 * Return: 0 on success.
11019 static int lfs_mirror_list_commands(int argc, char **argv)
11021 char buffer[81] = "";
11023 Parser_list_commands(mirror_cmdlist, buffer, sizeof(buffer),
11029 static int lfs_pcc_attach(int argc, char **argv)
11031 struct option long_opts[] = {
11032 { .val = 'i', .name = "id", .has_arg = required_argument },
11033 { .name = NULL } };
11036 __u32 archive_id = 0;
11039 char fullpath[PATH_MAX];
11040 enum lu_pcc_type type = LU_PCC_READWRITE;
11043 while ((c = getopt_long(argc, argv, "i:",
11044 long_opts, NULL)) != -1) {
11047 archive_id = strtoul(optarg, &end, 0);
11048 if (*end != '\0' || archive_id == 0) {
11049 fprintf(stderr, "error: %s: bad archive ID "
11050 "'%s'\n", argv[0], optarg);
11057 fprintf(stderr, "%s: option '%s' unrecognized\n",
11058 argv[0], argv[optind - 1]);
11063 if (archive_id == 0) {
11064 fprintf(stderr, "%s: must specify attach ID\n", argv[0]);
11068 if (argc <= optind) {
11069 fprintf(stderr, "%s: must specify one or more file names\n",
11074 while (optind < argc) {
11077 path = argv[optind++];
11078 if (realpath(path, fullpath) == NULL) {
11079 fprintf(stderr, "%s: could not find path '%s': %s\n",
11080 argv[0], path, strerror(errno));
11086 rc2 = llapi_pcc_attach(fullpath, archive_id, type);
11088 fprintf(stderr, "%s: cannot attach '%s' to PCC "
11089 "with archive ID '%u': %s\n", argv[0],
11090 path, archive_id, strerror(-rc2));
11098 static int lfs_pcc_attach_fid(int argc, char **argv)
11100 struct option long_opts[] = {
11101 { .val = 'i', .name = "id", .has_arg = required_argument },
11102 { .val = 'm', .name = "mnt", .has_arg = required_argument },
11103 { .name = NULL } };
11104 char short_opts[] = "i:m:";
11107 __u32 archive_id = 0;
11109 const char *mntpath = NULL;
11110 const char *fidstr;
11111 enum lu_pcc_type type = LU_PCC_READWRITE;
11114 while ((c = getopt_long(argc, argv, short_opts,
11115 long_opts, NULL)) != -1) {
11118 archive_id = strtoul(optarg, &end, 0);
11119 if (*end != '\0') {
11120 fprintf(stderr, "error: %s: bad archive ID "
11121 "'%s'\n", argv[0], optarg);
11131 fprintf(stderr, "%s: option '%s' unrecognized\n",
11132 argv[0], argv[optind - 1]);
11137 if (archive_id == 0) {
11138 fprintf(stderr, "%s: must specify an archive ID\n", argv[0]);
11142 if (mntpath == NULL) {
11143 fprintf(stderr, "%s: must specify Lustre mount point\n",
11148 if (argc <= optind) {
11149 fprintf(stderr, "%s: must specify one or more fids\n", argv[0]);
11153 while (optind < argc) {
11156 fidstr = argv[optind++];
11158 rc2 = llapi_pcc_attach_fid_str(mntpath, fidstr,
11161 fprintf(stderr, "%s: cannot attach '%s' on '%s' to PCC "
11162 "with archive ID '%u': %s\n", argv[0],
11163 fidstr, mntpath, archive_id, strerror(rc2));
11165 if (rc == 0 && rc2 < 0)
11171 static int lfs_pcc_detach(int argc, char **argv)
11173 struct option long_opts[] = {
11174 { .val = 'k', .name = "keep", .has_arg = no_argument },
11175 { .name = NULL } };
11176 char short_opts[] = "k";
11180 char fullpath[PATH_MAX];
11181 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
11184 while ((c = getopt_long(argc, argv, short_opts,
11185 long_opts, NULL)) != -1) {
11188 detach_opt = PCC_DETACH_OPT_NONE;
11193 fprintf(stderr, "%s: option '%s' unrecognized\n",
11194 argv[0], argv[optind - 1]);
11199 while (optind < argc) {
11202 path = argv[optind++];
11203 if (realpath(path, fullpath) == NULL) {
11204 fprintf(stderr, "%s: could not find path '%s': %s\n",
11205 argv[0], path, strerror(errno));
11211 rc2 = llapi_pcc_detach_file(fullpath, detach_opt);
11214 fprintf(stderr, "%s: cannot detach '%s' from PCC: "
11215 "%s\n", argv[0], path, strerror(errno));
11223 static int lfs_pcc_detach_fid(int argc, char **argv)
11225 struct option long_opts[] = {
11226 { .val = 'k', .name = "keep", .has_arg = no_argument },
11227 { .name = NULL } };
11228 char short_opts[] = "k";
11232 const char *mntpath;
11233 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
11236 while ((c = getopt_long(argc, argv, short_opts,
11237 long_opts, NULL)) != -1) {
11240 detach_opt = PCC_DETACH_OPT_NONE;
11245 fprintf(stderr, "%s: option '%s' unrecognized\n",
11246 argv[0], argv[optind - 1]);
11251 mntpath = argv[optind++];
11253 while (optind < argc) {
11256 fid = argv[optind++];
11258 rc2 = llapi_pcc_detach_fid_str(mntpath, fid, detach_opt);
11260 fprintf(stderr, "%s: cannot detach '%s' on '%s' "
11261 "from PCC: %s\n", argv[0], fid, mntpath,
11270 static int lfs_pcc_state(int argc, char **argv)
11274 char fullpath[PATH_MAX];
11275 struct lu_pcc_state state;
11280 fprintf(stderr, "%s: must specify one or more file names\n",
11285 while (optind < argc) {
11288 path = argv[optind++];
11289 if (realpath(path, fullpath) == NULL) {
11290 fprintf(stderr, "%s: could not find path '%s': %s\n",
11291 argv[0], path, strerror(errno));
11297 rc2 = llapi_pcc_state_get(fullpath, &state);
11301 fprintf(stderr, "%s: cannot get PCC state of '%s': "
11302 "%s\n", argv[0], path, strerror(-rc2));
11306 printf("file: %s", path);
11307 printf(", type: %s", pcc_type2string(state.pccs_type));
11308 if (state.pccs_type == LU_PCC_NONE &&
11309 state.pccs_open_count == 0) {
11314 printf(", PCC file: %s", state.pccs_path);
11315 printf(", user number: %u", state.pccs_open_count);
11316 printf(", flags: %x", state.pccs_flags);
11323 * lfs_pcc_list_commands() - List lfs pcc commands.
11324 * @argc: The count of command line arguments.
11325 * @argv: Array of strings for command line arguments.
11327 * This function lists lfs pcc commands defined in pcc_cmdlist[].
11329 * Return: 0 on success.
11331 static int lfs_pcc_list_commands(int argc, char **argv)
11333 char buffer[81] = "";
11335 Parser_list_commands(pcc_cmdlist, buffer, sizeof(buffer),
11342 * lfs_pcc() - Parse and execute lfs pcc commands.
11343 * @argc: The count of lfs pcc command line arguments.
11344 * @argv: Array of strings for lfs pcc command line arguments.
11346 * This function parses lfs pcc commands and performs the
11347 * corresponding functions specified in pcc_cmdlist[].
11349 * Return: 0 on success or an error code on failure.
11351 static int lfs_pcc(int argc, char **argv)
11353 char cmd[PATH_MAX];
11356 setlinebuf(stdout);
11358 Parser_init("lfs-pcc > ", pcc_cmdlist);
11360 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
11362 program_invocation_short_name = cmd;
11364 rc = Parser_execarg(argc - 1, argv + 1, pcc_cmdlist);
11366 rc = Parser_commands();
11368 return rc < 0 ? -rc : rc;
11371 static int lfs_list_commands(int argc, char **argv)
11373 char buffer[81] = ""; /* 80 printable chars + terminating NUL */
11375 Parser_list_commands(cmdlist, buffer, sizeof(buffer), NULL, 0, 4);
11380 int main(int argc, char **argv)
11384 /* Ensure that liblustreapi constructor has run */
11385 if (!llapi_liblustreapi_initialized())
11386 fprintf(stderr, "liblustreapi was not properly initialized\n");
11388 setlinebuf(stdout);
11391 Parser_init("lfs > ", cmdlist);
11393 progname = program_invocation_short_name; /* Used in error messages */
11395 llapi_set_command_name(argv[1]);
11396 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
11397 llapi_clear_command_name();
11399 rc = Parser_commands();
11402 return rc < 0 ? -rc : rc;
11405 #ifdef _LUSTRE_IDL_H_
11406 /* Everything we need here should be included by lustreapi.h. */
11407 # error "lfs should not depend on lustre_idl.h"
11408 #endif /* _LUSTRE_IDL_H_ */