lustre/utils/lfs.c

   1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
   2  * vim:expandtab:shiftwidth=8:tabstop=8:
   3  *
   4  * GPL HEADER START
   5  *
   6  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 only,
  10  * as published by the Free Software Foundation.
  11  *
  12  * This program is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License version 2 for more details (a copy is included
  16  * in the LICENSE file that accompanied this code).
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * version 2 along with this program; If not, see
  20  * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
  21  *
  22  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  23  * CA 95054 USA or visit www.sun.com if you need additional information or
  24  * have any questions.
  25  *
  26  * GPL HEADER END
  27  */
  28 /*
  29  * Copyright  2008 Sun Microsystems, Inc. All rights reserved
  30  * Use is subject to license terms.
  31  */
  32 /*
  33  * This file is part of Lustre, http://www.lustre.org/
  34  * Lustre is a trademark of Sun Microsystems, Inc.
  35  *
  36  * lustre/utils/lfs.c
  37  *
  38  * Author: Peter J. Braam <braam@clusterfs.com>
  39  * Author: Phil Schwan <phil@clusterfs.com>
  40  * Author: Robert Read <rread@clusterfs.com>
  41  */
  42
  43 /* for O_DIRECTORY */
  44 #ifndef _GNU_SOURCE
  45 #define _GNU_SOURCE
  46 #endif
  47
  48 #include <stdlib.h>
  49 #include <stdio.h>
  50 #include <getopt.h>
  51 #include <string.h>
  52 #include <mntent.h>
  53 #include <errno.h>
  54 #include <pwd.h>
  55 #include <grp.h>
  56 #include <sys/types.h>
  57 #include <sys/stat.h>
  58 #include <fcntl.h>
  59 #include <dirent.h>
  60 #include <time.h>
  61 #include <ctype.h>
  62 #ifdef HAVE_SYS_QUOTA_H
  63 # include <sys/quota.h>
  64 #endif
  65
  66 /* For dirname() */
  67 #include <libgen.h>
  68
  69 #include <lnet/api-support.h>
  70 #include <lnet/lnetctl.h>
  71
  72 #include <liblustre.h>
  73 #include <lustre/lustre_idl.h>
  74 #include <lustre/liblustreapi.h>
  75 #include <lustre/lustre_user.h>
  76 #include <lustre_quota.h>
  77
  78 #include <libcfs/libcfsutil.h>
  79 #include "obdctl.h"
  80
  81 unsigned int libcfs_subsystem_debug = 0;
  82
  83 /* all functions */
  84 static int lfs_setstripe(int argc, char **argv);
  85 static int lfs_find(int argc, char **argv);
  86 static int lfs_getstripe(int argc, char **argv);
  87 static int lfs_osts(int argc, char **argv);
  88 static int lfs_df(int argc, char **argv);
  89 static int lfs_check(int argc, char **argv);
  90 static int lfs_catinfo(int argc, char **argv);
  91 #ifdef HAVE_SYS_QUOTA_H
  92 static int lfs_quotachown(int argc, char **argv);
  93 static int lfs_quotacheck(int argc, char **argv);
  94 static int lfs_quotaon(int argc, char **argv);
  95 static int lfs_quotaoff(int argc, char **argv);
  96 static int lfs_setquota(int argc, char **argv);
  97 static int lfs_quota(int argc, char **argv);
  98 static int lfs_quotainv(int argc, char **argv);
  99 #endif
 100 static int lfs_flushctx(int argc, char **argv);
 101 static int lfs_join(int argc, char **argv);
 102 static int lfs_lsetfacl(int argc, char **argv);
 103 static int lfs_lgetfacl(int argc, char **argv);
 104 static int lfs_rsetfacl(int argc, char **argv);
 105 static int lfs_rgetfacl(int argc, char **argv);
 106 static int lfs_cp(int argc, char **argv);
 107 static int lfs_ls(int argc, char **argv);
 108 static int lfs_poollist(int argc, char **argv);
 109 static int lfs_changelog(int argc, char **argv);
 110 static int lfs_changelog_clear(int argc, char **argv);
 111 static int lfs_fid2path(int argc, char **argv);
 112 static int lfs_path2fid(int argc, char **argv);
 113
 114 /* all avaialable commands */
 115 command_t cmdlist[] = {
 116         {"setstripe", lfs_setstripe, 0,
 117          "Create a new file with a specific striping pattern or\n"
 118          "set the default striping pattern on an existing directory or\n"
 119          "delete the default striping pattern from an existing directory\n"
 120          "usage: setstripe [--size|-s stripe_size] [--offset|-o start_ost]\n"
 121          "                 [--count|-c stripe_count] [--pool|-p <pool>]\n"
 122          "                 <dir|filename>\n"
 123          "       or \n"
 124          "       setstripe -d <dir>   (to delete default striping)\n"
 125          "\tstripe_size:  Number of bytes on each OST (0 filesystem default)\n"
 126          "\t              Can be specified with k, m or g (in KB, MB and GB\n"
 127          "\t              respectively)\n"
 128          "\tstart_ost:    OST index of first stripe (-1 filesystem default)\n"
 129          "\tstripe_count: Number of OSTs to stripe over (0 default, -1 all)\n"
 130          "\tpool:         Name of OST pool"},
 131         {"getstripe", lfs_getstripe, 0,
 132          "To list the striping info for a given file or files in a\n"
 133          "directory or recursively for all files in a directory tree.\n"
 134          "usage: getstripe [--obd|-O <uuid>] [--quiet | -q] [--verbose | -v]\n"
 135          "                 [--count | -c ] [--size | -s ] [--index | -i ]\n"
 136          "                 [--offset | -o ] [--pool | -p ]\n"
 137          "                 [--recursive | -r] <dir|file> ..."},
 138         {"pool_list", lfs_poollist, 0,
 139          "List pools or pool OSTs\n"
 140          "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
 141         {"find", lfs_find, 0,
 142          "To find files that match given parameters recursively in a directory tree.\n"
 143          "usage: find <dir|file> ... \n"
 144          "     [[!] --atime|-A [+-]N] [[!] --mtime|-M [+-]N] [[!] --ctime|-C [+-]N]\n"
 145          "     [--maxdepth|-D N] [[!] --name|-n <pattern>] [--print0|-P]\n"
 146          "     [--print|-p] [--obd|-O <uuid[s]>] [[!] --size|-s [+-]N[bkMGTP]]\n"
 147          "     [[!] --type|-t <filetype>] [[!] --gid|-g|--group|-G <gid>|<gname>]\n"
 148          "     [[!] --uid|-u|--user|-U <uid>|<uname>]\n"
 149          "     [[!] --pool <pool>]\n"
 150          "\t !: used before an option indicates 'NOT' the requested attribute\n"
 151          "\t -: used before an value indicates 'AT MOST' the requested value\n"
 152          "\t +: used before an option indicates 'AT LEAST' the requested value\n"},
 153         {"check", lfs_check, 0,
 154          "Display the status of MDS or OSTs (as specified in the command)\n"
 155          "or all the servers (MDS and OSTs).\n"
 156          "usage: check <osts|mds|servers>"},
 157         {"catinfo", lfs_catinfo, 0,
 158          "Show information of specified type logs.\n"
 159          "usage: catinfo {keyword} [node name]\n"
 160          "\tkeywords are one of followings: config, deletions.\n"
 161          "\tnode name must be provided when use keyword config."},
 162         {"join", lfs_join, 0,
 163          "join two lustre files into one.\n"
 164          "obsolete, HEAD does not support it anymore.\n"},
 165         {"osts", lfs_osts, 0, "osts"},
 166         {"df", lfs_df, 0,
 167          "report filesystem disk space usage or inodes usage"
 168          "of each MDS and all OSDs or a batch belonging to a specific pool .\n"
 169          "Usage: df [-i] [-h] [--pool|-p <fsname>[.<pool>] [path]"},
 170 #ifdef HAVE_SYS_QUOTA_H
 171         {"quotachown",lfs_quotachown, 0,
 172          "Change files' owner or group on the specified filesystem.\n"
 173          "usage: quotachown [-i] <filesystem>\n"
 174          "\t-i: ignore error if file is not exist\n"},
 175         {"quotacheck", lfs_quotacheck, 0,
 176          "Scan the specified filesystem for disk usage, and create,\n"
 177          "or update quota files.\n"
 178          "usage: quotacheck [ -ug ] <filesystem>"},
 179         {"quotaon", lfs_quotaon, 0, "Turn filesystem quotas on.\n"
 180          "usage: quotaon [ -ugf ] <filesystem>"},
 181         {"quotaoff", lfs_quotaoff, 0, "Turn filesystem quotas off.\n"
 182          "usage: quotaoff [ -ug ] <filesystem>"},
 183         {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
 184          "usage: setquota <-u|-g> <uname>|<uid>|<gname>|<gid>\n"
 185          "                -b <block-softlimit> -B <block-hardlimit>\n"
 186          "                -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
 187          "       setquota -t <-u|-g> <block-grace> <inode-grace> <filesystem>\n"
 188          "       setquota <-u|--user|-g|--group> <uname>|<uid>|<gname>|<gid>\n"
 189          "                [--block-softlimit <block-softlimit>]\n"
 190          "                [--block-hardlimit <block-hardlimit>]\n"
 191          "                [--inode-softlimit <inode-softlimit>]\n"
 192          "                [--inode-hardlimit <inode-hardlimit>] <filesystem>\n"
 193          "       setquota [-t] <-u|--user|-g|--group>\n"
 194          "                [--block-grace <block-grace>]\n"
 195          "                [--inode-grace <inode-grace>] <filesystem>\n"
 196          "       -b can be used instead of --block-softlimit/--block-grace\n"
 197          "       -B can be used instead of --block-hardlimit\n"
 198          "       -i can be used instead of --inode-softlimit/--inode-grace\n"
 199          "       -I can be used instead of --inode-hardlimit"},
 200         {"quota", lfs_quota, 0, "Display disk usage and limits.\n"
 201          "usage: quota [-v] [-o obd_uuid|-i mdt_idx|-I ost_idx]\n"
 202          "             [<-u|-g> <uname>|<uid>|<gname>|<gid>] <filesystem>\n"
 203          "       quota [-o obd_uuid|-i mdt_idx|-I ost_idx] -t <-u|-g> <filesystem>"},
 204         {"quotainv", lfs_quotainv, 0, "Invalidate quota data.\n"
 205          "usage: quotainv [-u|-g] <filesystem>"},
 206 #endif
 207         {"flushctx", lfs_flushctx, 0, "Flush security context for current user.\n"
 208          "usage: flushctx [-k] [mountpoint...]"},
 209         {"lsetfacl", lfs_lsetfacl, 0,
 210          "Remote user setfacl for user/group on the same remote client.\n"
 211          "usage: lsetfacl [-bkndRLPvh] [{-m|-x} acl_spec] [{-M|-X} acl_file] file ..."},
 212         {"lgetfacl", lfs_lgetfacl, 0,
 213          "Remote user getfacl for user/group on the same remote client.\n"
 214          "usage: lgetfacl [-dRLPvh] file ..."},
 215         {"rsetfacl", lfs_rsetfacl, 0,
 216          "Remote user setfacl for user/group on other clients.\n"
 217          "usage: rsetfacl [-bkndRLPvh] [{-m|-x} acl_spec] [{-M|-X} acl_file] file ..."},
 218         {"rgetfacl", lfs_rgetfacl, 0,
 219          "Remote user getfacl for user/group on other clients.\n"
 220          "usage: rgetfacl [-dRLPvh] file ..."},
 221         {"cp", lfs_cp, 0,
 222          "Remote user copy files and directories.\n"
 223          "usage: cp [OPTION]... [-T] SOURCE DEST\n\tcp [OPTION]... SOURCE... DIRECTORY\n\tcp [OPTION]... -t DIRECTORY SOURCE..."},
 224         {"ls", lfs_ls, 0,
 225          "Remote user list directory contents.\n"
 226          "usage: ls [OPTION]... [FILE]..."},
 227         {"changelog", lfs_changelog, 0,
 228          "Show the metadata changes on an MDT."
 229          "\nusage: changelog <mdtname> [startrec [endrec]]"},
 230         {"changelog_clear", lfs_changelog_clear, 0,
 231          "Indicate that old changelog records up to <endrec> are no longer of "
 232          "interest to consumer <id>, allowing the system to free up space.\n"
 233          "An <endrec> of 0 means all records.\n"
 234          "usage: changelog_clear <mdtname> <id> <endrec>"},
 235         {"fid2path", lfs_fid2path, 0,
 236          "Resolve the full path to a given FID. For a specific hardlink "
 237          "specify link number <linkno>.\n"
 238          /* "For a historical name, specify changelog record <recno>.\n" */
 239          "usage: fid2path <fsname|rootpath> <fid> [--link <linkno>]"
 240                 /*[--rec <recno>]*/},
 241         {"path2fid", lfs_path2fid, 0, "Display the fid for a given path.\n"
 242          "usage: path2fid <path>"},
 243         {"help", Parser_help, 0, "help"},
 244         {"exit", Parser_quit, 0, "quit"},
 245         {"quit", Parser_quit, 0, "quit"},
 246         { 0, 0, 0, NULL }
 247 };
 248
 249 static int isnumber(const char *str)
 250 {
 251         const char *ptr;
 252
 253         if (str[0] != '-' && !isdigit(str[0]))
 254                 return 0;
 255
 256         for (ptr = str + 1; *ptr != '\0'; ptr++) {
 257                 if (!isdigit(*ptr))
 258                         return 0;
 259         }
 260
 261         return 1;
 262 }
 263
 264 /* functions */
 265 static int lfs_setstripe(int argc, char **argv)
 266 {
 267         char *fname;
 268         int result;
 269         unsigned long long st_size;
 270         int  st_offset, st_count;
 271         char *end;
 272         int c;
 273         int delete = 0;
 274         char *stripe_size_arg = NULL;
 275         char *stripe_off_arg = NULL;
 276         char *stripe_count_arg = NULL;
 277         char *pool_name_arg = NULL;
 278         unsigned long long size_units;
 279
 280         struct option long_opts[] = {
 281                 {"size",        required_argument, 0, 's'},
 282                 {"count",       required_argument, 0, 'c'},
 283                 {"index",       required_argument, 0, 'i'},
 284                 {"offset",      required_argument, 0, 'o'},
 285                 {"pool",        required_argument, 0, 'p'},
 286                 {"delete",      no_argument,       0, 'd'},
 287                 {0, 0, 0, 0}
 288         };
 289
 290         st_size = 0;
 291         st_offset = -1;
 292         st_count = 0;
 293
 294 #if LUSTRE_VERSION < OBD_OCD_VERSION(2,1,0,0)
 295         if (argc == 5 && argv[1][0] != '-' &&
 296             isnumber(argv[2]) && isnumber(argv[3]) && isnumber(argv[4])) {
 297                 fprintf(stderr, "warning: deprecated usage of setstripe "
 298                         "positional parameters.  Use -c, -i, -s instead.\n");
 299                 /* for compatibility with the existing positional parameter
 300                  * usage */
 301                 fname = argv[1];
 302                 stripe_size_arg = argv[2];
 303                 stripe_off_arg = argv[3];
 304                 stripe_count_arg = argv[4];
 305                 optind = 4;
 306         } else
 307 #else
 308 #warning "remove obsolete positional parameter code"
 309 #endif
 310         {
 311                 optind = 0;
 312                 while ((c = getopt_long(argc, argv, "c:di:o:s:p:",
 313                                         long_opts, NULL)) >= 0) {
 314                         switch (c) {
 315                         case 0:
 316                                 /* Long options. */
 317                                 break;
 318                         case 'c':
 319                                 stripe_count_arg = optarg;
 320                                 break;
 321                         case 'd':
 322                                 /* delete the default striping pattern */
 323                                 delete = 1;
 324                                 break;
 325                         case 'i':
 326                         case 'o':
 327                                 stripe_off_arg = optarg;
 328                                 break;
 329                         case 's':
 330                                 stripe_size_arg = optarg;
 331                                 break;
 332                         case 'p':
 333                                 pool_name_arg = optarg;
 334                                 break;
 335                         case '?':
 336                                 return CMD_HELP;
 337                         default:
 338                                 fprintf(stderr, "error: %s: option '%s' "
 339                                                 "unrecognized\n",
 340                                                 argv[0], argv[optind - 1]);
 341                                 return CMD_HELP;
 342                         }
 343                 }
 344
 345                 fname = argv[optind];
 346
 347                 if (delete &&
 348                     (stripe_size_arg != NULL || stripe_off_arg != NULL ||
 349                      stripe_count_arg != NULL || pool_name_arg != NULL)) {
 350                         fprintf(stderr, "error: %s: cannot specify -d with "
 351                                         "-s, -c -o or -p options\n",
 352                                         argv[0]);
 353                         return CMD_HELP;
 354                 }
 355         }
 356
 357         if (optind == argc) {
 358                 fprintf(stderr, "error: %s: missing filename|dirname\n",
 359                         argv[0]);
 360                 return CMD_HELP;
 361         }
 362
 363         /* get the stripe size */
 364         if (stripe_size_arg != NULL) {
 365                 result = parse_size(stripe_size_arg, &st_size, &size_units, 0);
 366                 if (result) {
 367                         fprintf(stderr, "error: %s: bad size '%s'\n",
 368                                 argv[0], stripe_size_arg);
 369                         return result;
 370                 }
 371         }
 372         /* get the stripe offset */
 373         if (stripe_off_arg != NULL) {
 374                 st_offset = strtoul(stripe_off_arg, &end, 0);
 375                 if (*end != '\0') {
 376                         fprintf(stderr, "error: %s: bad stripe offset '%s'\n",
 377                                 argv[0], stripe_off_arg);
 378                         return CMD_HELP;
 379                 }
 380         }
 381         /* get the stripe count */
 382         if (stripe_count_arg != NULL) {
 383                 st_count = strtoul(stripe_count_arg, &end, 0);
 384                 if (*end != '\0') {
 385                         fprintf(stderr, "error: %s: bad stripe count '%s'\n",
 386                                 argv[0], stripe_count_arg);
 387                         return CMD_HELP;
 388                 }
 389         }
 390
 391         do {
 392                 result = llapi_file_create_pool(fname, st_size, st_offset,
 393                                                 st_count, 0, pool_name_arg);
 394                 if (result) {
 395                         fprintf(stderr,"error: %s: create stripe file '%s' "
 396                                 "failed\n", argv[0], fname);
 397                         break;
 398                 }
 399                 fname = argv[++optind];
 400         } while (fname != NULL);
 401
 402         return result;
 403 }
 404
 405 static int lfs_poollist(int argc, char **argv)
 406 {
 407         if (argc != 2)
 408                 return CMD_HELP;
 409
 410         return llapi_poollist(argv[1]);
 411 }
 412
 413 static int set_time(time_t *time, time_t *set, char *str)
 414 {
 415         time_t t;
 416         int res = 0;
 417
 418         if (str[0] == '+')
 419                 res = 1;
 420         else if (str[0] == '-')
 421                 res = -1;
 422
 423         if (res)
 424                 str++;
 425
 426         t = strtol(str, NULL, 0);
 427         if (*time < t * 24 * 60 * 60) {
 428                 if (res)
 429                         str--;
 430                 fprintf(stderr, "Wrong time '%s' is specified.\n", str);
 431                 return INT_MAX;
 432         }
 433
 434         *set = *time - t * 24 * 60 * 60;
 435         return res;
 436 }
 437
 438 #define USER 0
 439 #define GROUP 1
 440
 441 static int name2id(unsigned int *id, char *name, int type)
 442 {
 443         if (type == USER) {
 444                 struct passwd *entry;
 445
 446                 if (!(entry = getpwnam(name))) {
 447                         if (!errno)
 448                                 errno = ENOENT;
 449                         return -1;
 450                 }
 451
 452                 *id = entry->pw_uid;
 453         } else {
 454                 struct group *entry;
 455
 456                 if (!(entry = getgrnam(name))) {
 457                         if (!errno)
 458                                 errno = ENOENT;
 459                         return -1;
 460                 }
 461
 462                 *id = entry->gr_gid;
 463         }
 464
 465         return 0;
 466 }
 467
 468 static int id2name(char **name, unsigned int id, int type)
 469 {
 470         if (type == USER) {
 471                 struct passwd *entry;
 472
 473                 if (!(entry = getpwuid(id))) {
 474                         if (!errno)
 475                                 errno = ENOENT;
 476                         return -1;
 477                 }
 478
 479                 *name = entry->pw_name;
 480         } else {
 481                 struct group *entry;
 482
 483                 if (!(entry = getgrgid(id))) {
 484                         if (!errno)
 485                                 errno = ENOENT;
 486                         return -1;
 487                 }
 488
 489                 *name = entry->gr_name;
 490         }
 491
 492         return 0;
 493 }
 494
 495 #define FIND_POOL_OPT 3
 496 static int lfs_find(int argc, char **argv)
 497 {
 498         int new_fashion = 1;
 499         int c, ret;
 500         time_t t;
 501         struct find_param param = { .maxdepth = -1 };
 502         char str[1024];
 503         struct option long_opts[] = {
 504                 /* New find options. */
 505                 {"atime",     required_argument, 0, 'A'},
 506                 {"ctime",     required_argument, 0, 'C'},
 507                 {"mtime",     required_argument, 0, 'M'},
 508                 {"maxdepth",  required_argument, 0, 'D'},
 509                 {"gid",       required_argument, 0, 'g'},
 510                 {"group",     required_argument, 0, 'G'},
 511                 {"uid",       required_argument, 0, 'u'},
 512                 {"user",      required_argument, 0, 'U'},
 513                 {"name",      required_argument, 0, 'n'},
 514                 /* no short option for pool, p/P already used */
 515                 {"pool",      required_argument, 0, FIND_POOL_OPT},
 516                 /* --obd is considered as a new option. */
 517                 {"obd",       required_argument, 0, 'O'},
 518                 {"ost",       required_argument, 0, 'O'},
 519                 {"print",     no_argument,       0, 'P'},
 520                 {"print0",    no_argument,       0, 'p'},
 521                 /* Old find options. */
 522                 {"quiet",     no_argument,       0, 'q'},
 523                 {"recursive", no_argument,       0, 'r'},
 524                 {"size",      required_argument, 0, 's'},
 525                 {"type",      required_argument, 0, 't'},
 526                 {"verbose",   no_argument,       0, 'v'},
 527                 {0, 0, 0, 0}
 528         };
 529         int pathstart = -1;
 530         int pathend = -1;
 531         int neg_opt = 0;
 532         time_t *xtime;
 533         int *xsign;
 534         int isoption;
 535         char *endptr;
 536
 537         time(&t);
 538
 539         optind = 0;
 540         /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
 541         while ((c = getopt_long_only(argc,argv,"-A:C:D:g:G:M:n:PpO:qrs:t:u:U:v",
 542                                      long_opts, NULL)) >= 0) {
 543                 xtime = NULL;
 544                 xsign = NULL;
 545                 if (neg_opt)
 546                         --neg_opt;
 547                 /* '!' is part of option */
 548                 /* when getopt_long_only() finds a string which is not
 549                  * an option nor a known option argument it returns 1
 550                  * in that case if we already have found pathstart and pathend
 551                  * (i.e. we have the list of pathnames),
 552                  * the only supported value is "!"
 553                  */
 554                 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
 555                 if (!isoption && pathend != -1) {
 556                         fprintf(stderr, "err: %s: filename|dirname must either "
 557                                         "precede options or follow options\n",
 558                                         argv[0]);
 559                         return CMD_HELP;
 560                 }
 561                 if (!isoption && pathstart == -1)
 562                         pathstart = optind - 1;
 563                 if (isoption && pathstart != -1 && pathend == -1) {
 564                         pathend = optind - 2;
 565                         if ((c == 1 && strcmp(optarg, "!") == 0) ||
 566                             c == 'P' || c == 'p' || c == 'O' ||
 567                             c == 'q' || c == 'r' || c == 'v')
 568                                 pathend = optind - 1;
 569                 }
 570                 switch (c) {
 571                 case 0:
 572                         /* Long options. */
 573                         break;
 574                 case 1:
 575                         /* unknown; opt is "!" or path component,
 576                          * checking done above.
 577                          */
 578                         if (strcmp(optarg, "!") == 0)
 579                                 neg_opt = 2;
 580                         break;
 581                 case 'A':
 582                         xtime = &param.atime;
 583                         xsign = &param.asign;
 584                 case 'C':
 585                         if (c == 'C') {
 586                                 xtime = &param.ctime;
 587                                 xsign = &param.csign;
 588                         }
 589                 case 'M':
 590                         if (c == 'M') {
 591                                 xtime = &param.mtime;
 592                                 xsign = &param.msign;
 593                         }
 594                         new_fashion = 1;
 595                         if (neg_opt) {
 596                                 if (optarg[0] == '-')
 597                                         optarg[0] = '+';
 598                                 else if (optarg[0] == '+')
 599                                         optarg[0] = '-';
 600                                 else {
 601                                         str[0] = '-';
 602                                         str[1] = '\0';
 603                                         strcat(str, optarg);
 604                                         optarg = str;
 605                                 }
 606                         }
 607                         ret = set_time(&t, xtime, optarg);
 608                         if (ret == INT_MAX)
 609                                 return -1;
 610                         if (ret)
 611                                 *xsign = ret;
 612                         break;
 613                 case 'D':
 614                         new_fashion = 1;
 615                         param.maxdepth = strtol(optarg, 0, 0);
 616                         break;
 617                 case 'g':
 618                 case 'G':
 619                         new_fashion = 1;
 620                         ret = name2id(&param.gid, optarg, GROUP);
 621                         if (ret) {
 622                                 param.gid = strtoul(optarg, &endptr, 10);
 623                                 if (*endptr != '\0') {
 624                                         fprintf(stderr, "Group/GID: %s cannot "
 625                                                 "be found.\n", optarg);
 626                                         return -1;
 627                                 }
 628                         }
 629                         param.exclude_gid = !!neg_opt;
 630                         param.check_gid = 1;
 631                         break;
 632                 case 'u':
 633                 case 'U':
 634                         new_fashion = 1;
 635                         ret = name2id(&param.uid, optarg, USER);
 636                         if (ret) {
 637                                 param.uid = strtoul(optarg, &endptr, 10);
 638                                 if (*endptr != '\0') {
 639                                         fprintf(stderr, "User/UID: %s cannot "
 640                                                 "be found.\n", optarg);
 641                                         return -1;
 642                                 }
 643                         }
 644                         param.exclude_uid = !!neg_opt;
 645                         param.check_uid = 1;
 646                         break;
 647                 case FIND_POOL_OPT:
 648                         new_fashion = 1;
 649                         if (strlen(optarg) > LOV_MAXPOOLNAME) {
 650                                 fprintf(stderr,
 651                                         "Pool name %s is too long"
 652                                         " (max is %d)\n", optarg,
 653                                         LOV_MAXPOOLNAME);
 654                                 return -1;
 655                         }
 656                         /* we do check for empty pool because empty pool
 657                          * is used to find V1 lov attributes */
 658                         strncpy(param.poolname, optarg, LOV_MAXPOOLNAME);
 659                         param.poolname[LOV_MAXPOOLNAME] = '\0';
 660                         param.exclude_pool = !!neg_opt;
 661                         param.check_pool = 1;
 662                         break;
 663                 case 'n':
 664                         new_fashion = 1;
 665                         param.pattern = (char *)optarg;
 666                         param.exclude_pattern = !!neg_opt;
 667                         break;
 668                 case 'O': {
 669                         char *buf, *token, *next, *p;
 670                         int len;
 671
 672                         len = strlen((char *)optarg);
 673                         buf = malloc(len+1);
 674                         if (buf == NULL)
 675                                 return -ENOMEM;
 676                         strcpy(buf, (char *)optarg);
 677
 678                         if (param.num_alloc_obds == 0) {
 679                                 param.obduuid = malloc(FIND_MAX_OSTS *
 680                                                        sizeof(struct obd_uuid));
 681                                 if (param.obduuid == NULL)
 682                                         return -ENOMEM;
 683                                 param.num_alloc_obds = INIT_ALLOC_NUM_OSTS;
 684                         }
 685
 686                         for (token = buf; token && *token; token = next) {
 687                                 p = strchr(token, ',');
 688                                 next = 0;
 689                                 if (p) {
 690                                         *p = 0;
 691                                         next = p+1;
 692                                 }
 693                                 strcpy((char *)&param.obduuid[param.num_obds++].uuid,
 694                                        token);
 695                         }
 696
 697                         if (buf)
 698                                 free(buf);
 699                         break;
 700                 }
 701                 case 'p':
 702                         new_fashion = 1;
 703                         param.zeroend = 1;
 704                         break;
 705                 case 'P':
 706                         break;
 707                 case 'q':
 708                         new_fashion = 0;
 709                         param.quiet++;
 710                         param.verbose = 0;
 711                         break;
 712                 case 'r':
 713                         new_fashion = 0;
 714                         param.recursive = 1;
 715                         break;
 716                 case 't':
 717                         param.exclude_type = !!neg_opt;
 718                         switch(optarg[0]) {
 719                         case 'b': param.type = S_IFBLK; break;
 720                         case 'c': param.type = S_IFCHR; break;
 721                         case 'd': param.type = S_IFDIR; break;
 722                         case 'f': param.type = S_IFREG; break;
 723                         case 'l': param.type = S_IFLNK; break;
 724                         case 'p': param.type = S_IFIFO; break;
 725                         case 's': param.type = S_IFSOCK; break;
 726 #ifdef S_IFDOOR /* Solaris only */
 727                         case 'D': param.type = S_IFDOOR; break;
 728 #endif
 729                         default: fprintf(stderr, "error: %s: bad type '%s'\n",
 730                                          argv[0], optarg);
 731                                  return CMD_HELP;
 732                         };
 733                         break;
 734                 case 's':
 735                         if (neg_opt) {
 736                                 if (optarg[0] == '-')
 737                                         optarg[0] = '+';
 738                                 else if (optarg[0] == '+')
 739                                         optarg[0] = '-';
 740                                 else {
 741                                         str[0] = '-';
 742                                         str[1] = '\0';
 743                                         strcat(str, optarg);
 744                                         optarg = str;
 745                                 }
 746                         }
 747                         if (optarg[0] == '+')
 748                                 param.size_sign = -1;
 749                         else if (optarg[0] == '-')
 750                                 param.size_sign = +1;
 751
 752                         if (param.size_sign)
 753                                 optarg++;
 754                         ret = parse_size(optarg, &param.size,
 755                                          &param.size_units, 0);
 756                         if (ret) {
 757                                 fprintf(stderr,"error: bad size '%s'\n",
 758                                         optarg);
 759                                 return ret;
 760                         }
 761                         break;
 762                 case 'v':
 763                         new_fashion = 0;
 764                         param.verbose++;
 765                         param.quiet = 0;
 766                         break;
 767                 case '?':
 768                         return CMD_HELP;
 769                 default:
 770                         fprintf(stderr, "error: %s: option '%s' unrecognized\n",
 771                                 argv[0], argv[optind - 1]);
 772                         return CMD_HELP;
 773                 };
 774         }
 775
 776         if (pathstart == -1) {
 777                 fprintf(stderr, "error: %s: no filename|pathname\n",
 778                         argv[0]);
 779                 return CMD_HELP;
 780         } else if (pathend == -1) {
 781                 /* no options */
 782                 pathend = argc;
 783         }
 784
 785         if (new_fashion) {
 786                 param.quiet = 1;
 787         } else {
 788                 static int deprecated_warning;
 789                 if (!deprecated_warning) {
 790                         fprintf(stderr, "lfs find: -q, -r, -v options "
 791                                 "deprecated.  Use 'lfs getstripe' instead.\n");
 792                         deprecated_warning = 1;
 793                 }
 794                 if (!param.recursive && param.maxdepth == -1)
 795                         param.maxdepth = 1;
 796         }
 797
 798         do {
 799                 if (new_fashion)
 800                         ret = llapi_find(argv[pathstart], &param);
 801                 else
 802                         ret = llapi_getstripe(argv[pathstart], &param);
 803         } while (++pathstart < pathend && !ret);
 804
 805         if (ret)
 806                 fprintf(stderr, "error: %s failed for %s.\n",
 807                         argv[0], argv[optind - 1]);
 808
 809         if (param.obduuid && param.num_alloc_obds)
 810                 free(param.obduuid);
 811
 812         return ret;
 813 }
 814
 815 static int lfs_getstripe(int argc, char **argv)
 816 {
 817         struct option long_opts[] = {
 818                 {"obd", 1, 0, 'O'},
 819                 {"quiet", 0, 0, 'q'},
 820                 {"recursive", 0, 0, 'r'},
 821                 {"count", 0, 0, 'c'},
 822                 {"size", 0, 0, 's'},
 823                 {"index", 0, 0, 'i'},
 824                 {"offset", 0, 0, 'o'},
 825                 {"pool", 0, 0, 'p'},
 826                 {"verbose", 0, 0, 'v'},
 827                 {0, 0, 0, 0}
 828         };
 829         char short_opts[] = "hO:qrvcsiop";
 830         int c, rc;
 831         struct find_param param = { 0 };
 832
 833         optind = 0;
 834         while ((c = getopt_long(argc, argv, short_opts,
 835                                 long_opts, NULL)) != -1) {
 836                 switch (c) {
 837                 case 'O':
 838                         if (param.obduuid) {
 839                                 fprintf(stderr,
 840                                         "error: %s: only one obduuid allowed",
 841                                         argv[0]);
 842                                 return CMD_HELP;
 843                         }
 844                         param.obduuid = (struct obd_uuid *)optarg;
 845                         break;
 846                 case 'q':
 847                         param.quiet++;
 848                         break;
 849                 case 'r':
 850                         param.recursive = 1;
 851                         break;
 852                 case 'v':
 853                         param.verbose = VERBOSE_ALL | VERBOSE_DETAIL;
 854                         param.quiet = 0;
 855                         break;
 856                 case 'c':
 857                         param.verbose |= VERBOSE_COUNT;
 858                         break;
 859                 case 's':
 860                         param.verbose |= VERBOSE_SIZE;
 861                         break;
 862                 case 'i':
 863                 case 'o':
 864                         param.verbose |= VERBOSE_OFFSET;
 865                         break;
 866                 case 'p':
 867                         param.verbose |= VERBOSE_POOL;
 868                         break;
 869                 case '?':
 870                         return CMD_HELP;
 871                 default:
 872                         fprintf(stderr, "error: %s: option '%s' unrecognized\n",
 873                                 argv[0], argv[optind - 1]);
 874                         return CMD_HELP;
 875                 }
 876         }
 877
 878         if (optind >= argc)
 879                 return CMD_HELP;
 880
 881         param.maxdepth = param.recursive ? -1 : 1;
 882
 883         do {
 884                 rc = llapi_getstripe(argv[optind], &param);
 885         } while (++optind < argc && !rc);
 886
 887         if (rc)
 888                 fprintf(stderr, "error: %s failed for %s.\n",
 889                         argv[0], argv[optind - 1]);
 890         return rc;
 891 }
 892
 893 static int lfs_osts(int argc, char **argv)
 894 {
 895         char mntdir[PATH_MAX] = {'\0'};
 896         struct find_param param;
 897         int index = 0, rc=0;
 898
 899         if (argc != 1)
 900                 return CMD_HELP;
 901
 902         while (llapi_search_mounts(NULL, index++, mntdir, NULL) == 0) {
 903                 memset(&param, 0, sizeof(param));
 904                 rc = llapi_getstripe(mntdir, &param);
 905                 if (rc) {
 906                         fprintf(stderr, "error: %s: failed on %s\n",
 907                                 argv[0], mntdir);
 908                 }
 909                 memset(mntdir, 0, PATH_MAX);
 910         }
 911
 912         return rc;
 913 }
 914
 915 #define COOK(value)                                                     \
 916 ({                                                                      \
 917         int radix = 0;                                                  \
 918         while (value > 1024) {                                          \
 919                 value /= 1024;                                          \
 920                 radix++;                                                \
 921         }                                                               \
 922         radix;                                                          \
 923 })
 924 #define UUF     "%-20s"
 925 #define CSF     "%9s"
 926 #define CDF     "%9llu"
 927 #define HSF     "%8s"
 928 #define HDF     "%6.1f"
 929 #define RSF     "%5s"
 930 #define RDF     "%4d%%"
 931
 932 static int showdf(char *mntdir, struct obd_statfs *stat,
 933                   char *uuid, int ishow, int cooked,
 934                   char *type, int index, int rc)
 935 {
 936         long long avail, used, total;
 937         double ratio = 0;
 938         char *suffix = "KMGTPEZY";
 939         /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
 940         char tbuf[20], ubuf[20], abuf[20], rbuf[20];
 941
 942         if (!uuid || !stat)
 943                 return -EINVAL;
 944
 945         switch (rc) {
 946         case 0:
 947                 if (ishow) {
 948                         avail = stat->os_ffree;
 949                         used = stat->os_files - stat->os_ffree;
 950                         total = stat->os_files;
 951                 } else {
 952                         int shift = cooked ? 0 : 10;
 953
 954                         avail = (stat->os_bavail * stat->os_bsize) >> shift;
 955                         used  = ((stat->os_blocks - stat->os_bfree) *
 956                                  stat->os_bsize) >> shift;
 957                         total = (stat->os_blocks * stat->os_bsize) >> shift;
 958                 }
 959
 960                 if (total > 0)
 961                         ratio = (double)used / (double)total;
 962
 963                 if (cooked) {
 964                         int i;
 965                         double cook_val;
 966
 967                         cook_val = (double)total;
 968                         i = COOK(cook_val);
 969                         if (i > 0)
 970                                 sprintf(tbuf, HDF"%c", cook_val, suffix[i - 1]);
 971                         else
 972                                 sprintf(tbuf, CDF, total);
 973
 974                         cook_val = (double)used;
 975                         i = COOK(cook_val);
 976                         if (i > 0)
 977                                 sprintf(ubuf, HDF"%c", cook_val, suffix[i - 1]);
 978                         else
 979                                 sprintf(ubuf, CDF, used);
 980
 981                         cook_val = (double)avail;
 982                         i = COOK(cook_val);
 983                         if (i > 0)
 984                                 sprintf(abuf, HDF"%c", cook_val, suffix[i - 1]);
 985                         else
 986                                 sprintf(abuf, CDF, avail);
 987                 } else {
 988                         sprintf(tbuf, CDF, total);
 989                         sprintf(ubuf, CDF, used);
 990                         sprintf(abuf, CDF, avail);
 991                 }
 992
 993                 sprintf(rbuf, RDF, (int)(ratio * 100));
 994                 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
 995                        uuid, tbuf, ubuf, abuf, rbuf, mntdir);
 996                 if (type)
 997                         printf("[%s:%d]\n", type, index);
 998                 else
 999                         printf("\n");
1000
1001                 break;
1002         case -ENODATA:
1003                 printf(UUF": inactive device\n", uuid);
1004                 break;
1005         default:
1006                 printf(UUF": %s\n", uuid, strerror(-rc));
1007                 break;
1008         }
1009
1010         return 0;
1011 }
1012
1013 static int mntdf(char *mntdir, char *fsname, char *pool, int ishow, int cooked)
1014 {
1015         struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
1016         struct obd_uuid uuid_buf;
1017         char *poolname = NULL;
1018         __u32 index;
1019         int rc;
1020
1021         if (pool) {
1022                 poolname = strchr(pool, '.');
1023                 if (poolname != NULL) {
1024                         if (strncmp(fsname, pool, strlen(fsname))) {
1025                                 fprintf(stderr, "filesystem name incorrect\n");
1026                                 return -ENODEV;
1027                         }
1028                         poolname++;
1029                 } else
1030                         poolname = pool;
1031         }
1032
1033         if (ishow)
1034                 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
1035                        "UUID", "Inodes", "IUsed", "IFree",
1036                        "IUse%", "Mounted on");
1037         else
1038                 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
1039                        "UUID", cooked ? "bytes" : "1K-blocks",
1040                        "Used", "Available", "Use%", "Mounted on");
1041
1042         for (index = 0; ; index++) {
1043                 memset(&stat_buf, 0, sizeof(struct obd_statfs));
1044                 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
1045                 rc = llapi_obd_statfs(mntdir, LL_STATFS_MDC, index,
1046                                       &stat_buf, &uuid_buf);
1047                 if (rc == -ENODEV)
1048                         break;
1049
1050                 if (rc == -EAGAIN)
1051                         continue;
1052
1053                 if (rc == -ENOTCONN || rc == -ETIMEDOUT || rc == -EIO ||
1054                     rc == -ENODATA || rc == 0) {
1055                         showdf(mntdir, &stat_buf, obd_uuid2str(&uuid_buf),
1056                                ishow, cooked, "MDT", index, rc);
1057                 } else {
1058                         fprintf(stderr,
1059                                 "error: llapi_obd_statfs(%s): %s (%d)\n",
1060                                 obd_uuid2str(&uuid_buf), strerror(-rc), rc);
1061                         return rc;
1062                 }
1063                 if (rc == 0) {
1064                         sum.os_ffree += stat_buf.os_ffree;
1065                         sum.os_files += stat_buf.os_files;
1066                 }
1067         }
1068
1069         for (index = 0; ; index++) {
1070                 memset(&stat_buf, 0, sizeof(struct obd_statfs));
1071                 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
1072                 rc = llapi_obd_statfs(mntdir, LL_STATFS_LOV, index,
1073                                       &stat_buf, &uuid_buf);
1074                 if (rc == -ENODEV)
1075                         break;
1076
1077                 if (rc == -EAGAIN)
1078                         continue;
1079
1080                 if (llapi_search_ost(fsname, poolname,
1081                                      obd_uuid2str(&uuid_buf)) != 1)
1082                         continue;
1083
1084                 if (rc == -ENOTCONN || rc == -ETIMEDOUT || rc == -EIO ||
1085                     rc == -ENODATA || rc == 0) {
1086                         showdf(mntdir, &stat_buf, obd_uuid2str(&uuid_buf),
1087                                ishow, cooked, "OST", index, rc);
1088                 } else {
1089                         fprintf(stderr,
1090                                 "error: llapi_obd_statfs failed: %s (%d)\n",
1091                                 strerror(-rc), rc);
1092                         return rc;
1093                 }
1094                 if (rc == 0) {
1095                         sum.os_blocks += stat_buf.os_blocks * stat_buf.os_bsize;
1096                         sum.os_bfree  += stat_buf.os_bfree * stat_buf.os_bsize;
1097                         sum.os_bavail += stat_buf.os_bavail * stat_buf.os_bsize;
1098                 }
1099         }
1100
1101         printf("\n");
1102         showdf(mntdir, &sum, "filesystem summary:", ishow, cooked, NULL, 0,0);
1103
1104         return 0;
1105 }
1106
1107 static int lfs_df(int argc, char **argv)
1108 {
1109         char *path = NULL;
1110         char *mntdir = NULL;
1111         int ishow = 0, cooked = 0;
1112         int c, rc = 0;
1113         char fsname[PATH_MAX], *pool_name = NULL;
1114         struct option long_opts[] = {
1115                 {"pool", required_argument, 0, 'p'},
1116                 {0, 0, 0, 0}
1117         };
1118
1119         optind = 0;
1120         while ((c = getopt_long(argc, argv, "ihp:", long_opts, NULL)) != -1) {
1121                 switch (c) {
1122                 case 'i':
1123                         ishow = 1;
1124                         break;
1125                 case 'h':
1126                         cooked = 1;
1127                         break;
1128                 case 'p':
1129                         pool_name = optarg;
1130                         break;
1131                 default:
1132                         return CMD_HELP;
1133                 }
1134         }
1135         if (optind < argc )
1136                 path = argv[optind];
1137
1138         if ((mntdir = malloc(PATH_MAX)) == NULL) {
1139                 fprintf(stderr, "error: cannot allocate %d bytes\n",
1140                         PATH_MAX);
1141                 return -ENOMEM;
1142         }
1143         memset(mntdir, 0, PATH_MAX);
1144
1145         if (path) {
1146                 char rpath[PATH_MAX] = {'\0'};
1147
1148                 if (!realpath(path, rpath)) {
1149                         rc = -errno;
1150                         fprintf(stderr, "error: invalid path '%s': %s\n",
1151                                         path, strerror(-rc));
1152                 } else {
1153                         rc = llapi_search_mounts(rpath, 0, mntdir, fsname);
1154                         if (rc == 0 && mntdir[0] != '\0') {
1155                                 rc = mntdf(mntdir, fsname, pool_name,
1156                                            ishow, cooked);
1157                                 printf("\n");
1158                         }
1159                 }
1160         } else {
1161                 int index = 0;
1162
1163                 while (llapi_search_mounts(NULL, index++, mntdir, fsname)==0) {
1164                         rc = mntdf(mntdir, fsname, pool_name,
1165                                    ishow, cooked);
1166                         if (rc)
1167                                 break;
1168                         printf("\n");
1169                 }
1170         }
1171
1172         free(mntdir);
1173         return rc;
1174 }
1175
1176 static int lfs_check(int argc, char **argv)
1177 {
1178         int rc;
1179         char mntdir[PATH_MAX] = {'\0'};
1180         int num_types = 1;
1181         char *obd_types[2];
1182         char obd_type1[4];
1183         char obd_type2[4];
1184
1185         if (argc != 2)
1186                 return CMD_HELP;
1187
1188         obd_types[0] = obd_type1;
1189         obd_types[1] = obd_type2;
1190
1191         if (strcmp(argv[1], "osts") == 0) {
1192                 strcpy(obd_types[0], "osc");
1193         } else if (strcmp(argv[1], "mds") == 0) {
1194                 strcpy(obd_types[0], "mdc");
1195         } else if (strcmp(argv[1], "servers") == 0) {
1196                 num_types = 2;
1197                 strcpy(obd_types[0], "osc");
1198                 strcpy(obd_types[1], "mdc");
1199         } else {
1200                 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
1201                                 argv[0], argv[1]);
1202                         return CMD_HELP;
1203         }
1204
1205         rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
1206         if (rc < 0 || mntdir[0] == '\0') {
1207                 fprintf(stderr, "No suitable Lustre mount found\n");
1208                 return rc;
1209         }
1210
1211         rc = llapi_target_iterate(num_types, obd_types,
1212                                   mntdir, llapi_ping_target);
1213
1214         if (rc)
1215                 fprintf(stderr, "error: %s: %s status failed\n",
1216                                 argv[0],argv[1]);
1217
1218         return rc;
1219
1220 }
1221
1222 static int lfs_catinfo(int argc, char **argv)
1223 {
1224         char mntdir[PATH_MAX] = {'\0'};
1225         int rc;
1226
1227         if (argc < 2 || (!strcmp(argv[1],"config") && argc < 3))
1228                 return CMD_HELP;
1229
1230         if (strcmp(argv[1], "config") && strcmp(argv[1], "deletions"))
1231                 return CMD_HELP;
1232
1233         rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
1234         if (rc == 0 && mntdir[0] != '\0') {
1235                 if (argc == 3)
1236                         rc = llapi_catinfo(mntdir, argv[1], argv[2]);
1237                 else
1238                         rc = llapi_catinfo(mntdir, argv[1], NULL);
1239         } else {
1240                 fprintf(stderr, "no lustre_lite mounted.\n");
1241                 rc = -1;
1242         }
1243
1244         return rc;
1245 }
1246
1247 static int lfs_join(int argc, char **argv)
1248 {
1249         fprintf(stderr, "join two lustre files into one.\n"
1250                         "obsolete, HEAD does not support it anymore.\n");
1251         return 0;
1252 }
1253
1254 #ifdef HAVE_SYS_QUOTA_H
1255 static int lfs_quotachown(int argc, char **argv)
1256 {
1257
1258         int c,rc;
1259         int flag = 0;
1260
1261         optind = 0;
1262         while ((c = getopt(argc, argv, "i")) != -1) {
1263                 switch (c) {
1264                 case 'i':
1265                         flag++;
1266                         break;
1267                 default:
1268                         fprintf(stderr, "error: %s: option '-%c' "
1269                                         "unrecognized\n", argv[0], c);
1270                         return CMD_HELP;
1271                 }
1272         }
1273         if (optind == argc)
1274                 return CMD_HELP;
1275         rc = llapi_quotachown(argv[optind], flag);
1276         if(rc)
1277                 fprintf(stderr,"error: change file owner/group failed.\n");
1278         return rc;
1279 }
1280
1281 static int lfs_quotacheck(int argc, char **argv)
1282 {
1283         int c, check_type = 0;
1284         char *mnt;
1285         struct if_quotacheck qchk;
1286         struct if_quotactl qctl;
1287         char *obd_type = (char *)qchk.obd_type;
1288         int rc;
1289
1290         memset(&qchk, 0, sizeof(qchk));
1291
1292         optind = 0;
1293         while ((c = getopt(argc, argv, "ug")) != -1) {
1294                 switch (c) {
1295                 case 'u':
1296                         check_type |= 0x01;
1297                         break;
1298                 case 'g':
1299                         check_type |= 0x02;
1300                         break;
1301                 default:
1302                         fprintf(stderr, "error: %s: option '-%c' "
1303                                         "unrecognized\n", argv[0], c);
1304                         return CMD_HELP;
1305                 }
1306         }
1307
1308         if (check_type)
1309                 check_type--;
1310         else    /* do quotacheck for both user & group quota by default */
1311                 check_type = 0x02;
1312
1313         if (argc == optind)
1314                 return CMD_HELP;
1315
1316         mnt = argv[optind];
1317
1318         rc = llapi_quotacheck(mnt, check_type);
1319         if (rc) {
1320                 fprintf(stderr, "quotacheck failed: %s\n", strerror(errno));
1321                 return rc;
1322         }
1323
1324         rc = llapi_poll_quotacheck(mnt, &qchk);
1325         if (rc) {
1326                 if (*obd_type)
1327                         fprintf(stderr, "%s %s ", obd_type,
1328                                 obd_uuid2str(&qchk.obd_uuid));
1329                 fprintf(stderr, "quota check failed: %s\n", strerror(errno));
1330                 return rc;
1331         }
1332
1333         memset(&qctl, 0, sizeof(qctl));
1334         qctl.qc_cmd = LUSTRE_Q_QUOTAON;
1335         qctl.qc_type = check_type;
1336         rc = llapi_quotactl(mnt, &qctl);
1337         if (rc && errno != EALREADY) {
1338                 if (*obd_type)
1339                         fprintf(stderr, "%s %s ", (char *)qctl.obd_type,
1340                                 obd_uuid2str(&qctl.obd_uuid));
1341                 fprintf(stderr, "%s turn on quota failed: %s\n",
1342                         argv[0], strerror(errno));
1343                 return rc;
1344         }
1345
1346         return 0;
1347 }
1348
1349 static int lfs_quotaon(int argc, char **argv)
1350 {
1351         int c;
1352         char *mnt;
1353         struct if_quotactl qctl;
1354         char *obd_type = (char *)qctl.obd_type;
1355         int rc;
1356
1357         memset(&qctl, 0, sizeof(qctl));
1358         qctl.qc_cmd = LUSTRE_Q_QUOTAON;
1359
1360         optind = 0;
1361         while ((c = getopt(argc, argv, "ugf")) != -1) {
1362                 switch (c) {
1363                 case 'u':
1364                         qctl.qc_type |= 0x01;
1365                         break;
1366                 case 'g':
1367                         qctl.qc_type |= 0x02;
1368                         break;
1369                 case 'f':
1370                         qctl.qc_cmd = LUSTRE_Q_QUOTAOFF;
1371                         break;
1372                 default:
1373                         fprintf(stderr, "error: %s: option '-%c' "
1374                                         "unrecognized\n", argv[0], c);
1375                         return CMD_HELP;
1376                 }
1377         }
1378
1379         if (qctl.qc_type)
1380                 qctl.qc_type--;
1381         else /* by default, enable quota for both user & group */
1382                 qctl.qc_type = 0x02;
1383
1384         if (argc == optind)
1385                 return CMD_HELP;
1386
1387         mnt = argv[optind];
1388
1389         rc = llapi_quotactl(mnt, &qctl);
1390         if (rc) {
1391                 if (errno == EALREADY) {
1392                         fprintf(stderr, "\n%s quotas are enabled already.\n",
1393                                 qctl.qc_type == 0x02 ? "user/group" :
1394                                 (qctl.qc_type == 0x00 ? "user" : "group"));
1395                         rc = 0;
1396                 } else if (errno == ENOENT) {
1397                         fprintf(stderr, "error: cannot find quota database, "
1398                                         "make sure you have run quotacheck\n");
1399                 } else {
1400                         if (*obd_type)
1401                                 fprintf(stderr, "%s %s ", obd_type,
1402                                         obd_uuid2str(&qctl.obd_uuid));
1403                         fprintf(stderr, "%s failed: %s\n", argv[0],
1404                                 strerror(errno));
1405                 }
1406         }
1407
1408         return rc;
1409 }
1410
1411 static int lfs_quotaoff(int argc, char **argv)
1412 {
1413         int c;
1414         char *mnt;
1415         struct if_quotactl qctl;
1416         char *obd_type = (char *)qctl.obd_type;
1417         int rc;
1418
1419         memset(&qctl, 0, sizeof(qctl));
1420         qctl.qc_cmd = LUSTRE_Q_QUOTAOFF;
1421
1422         optind = 0;
1423         while ((c = getopt(argc, argv, "ug")) != -1) {
1424                 switch (c) {
1425                 case 'u':
1426                         qctl.qc_type |= 0x01;
1427                         break;
1428                 case 'g':
1429                         qctl.qc_type |= 0x02;
1430                         break;
1431                 default:
1432                         fprintf(stderr, "error: %s: option '-%c' "
1433                                         "unrecognized\n", argv[0], c);
1434                         return CMD_HELP;
1435                 }
1436         }
1437
1438         if (qctl.qc_type)
1439                 qctl.qc_type--;
1440         else /* by default, disable quota for both user & group */
1441                 qctl.qc_type = 0x02;
1442
1443         if (argc == optind)
1444                 return CMD_HELP;
1445
1446         mnt = argv[optind];
1447
1448         rc = llapi_quotactl(mnt, &qctl);
1449         if (rc) {
1450                 if (errno == EALREADY) {
1451                         fprintf(stderr, "\n%s quotas are disabled already.\n",
1452                                 qctl.qc_type == 0x02 ? "user/group" :
1453                                 (qctl.qc_type == 0x00 ? "user" : "group"));
1454                         rc = 0;
1455                 } else {
1456                         if (*obd_type)
1457                                 fprintf(stderr, "%s %s ", obd_type,
1458                                         obd_uuid2str(&qctl.obd_uuid));
1459                         fprintf(stderr, "quotaoff failed: %s\n",
1460                                 strerror(errno));
1461                 }
1462         }
1463
1464         return rc;
1465 }
1466
1467 static int lfs_quotainv(int argc, char **argv)
1468 {
1469         int c;
1470         char *mnt;
1471         struct if_quotactl qctl;
1472         int rc;
1473
1474         memset(&qctl, 0, sizeof(qctl));
1475         qctl.qc_cmd = LUSTRE_Q_INVALIDATE;
1476
1477         optind = 0;
1478         while ((c = getopt(argc, argv, "ugf")) != -1) {
1479                 switch (c) {
1480                 case 'u':
1481                         qctl.qc_type |= 0x01;
1482                         break;
1483                 case 'g':
1484                         qctl.qc_type |= 0x02;
1485                         break;
1486                 case 'f':
1487                         qctl.qc_cmd = LUSTRE_Q_FINVALIDATE;
1488                         break;
1489                 default:
1490                         fprintf(stderr, "error: %s: option '-%c' "
1491                                         "unrecognized\n", argv[0], c);
1492                         return CMD_HELP;
1493                 }
1494         }
1495
1496         if (qctl.qc_type)
1497                 qctl.qc_type--;
1498         else /* by default, invalidate quota for both user & group */
1499                 qctl.qc_type = 0x02;
1500
1501         if (argc == optind)
1502                 return CMD_HELP;
1503
1504         mnt = argv[optind];
1505
1506         rc = llapi_quotactl(mnt, &qctl);
1507         if (rc) {
1508                 fprintf(stderr, "quotainv failed: %s\n", strerror(errno));
1509                 return rc;
1510         }
1511
1512         return 0;
1513 }
1514
1515 #define ARG2INT(nr, str, msg)                                           \
1516 do {                                                                    \
1517         char *endp;                                                     \
1518         nr = strtol(str, &endp, 0);                                     \
1519         if (*endp) {                                                    \
1520                 fprintf(stderr, "error: bad %s: %s\n", msg, str);       \
1521                 return CMD_HELP;                                        \
1522         }                                                               \
1523 } while (0)
1524
1525 #define ADD_OVERFLOW(a,b) ((a + b) < a) ? (a = ULONG_MAX) : (a = a + b)
1526
1527 /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value
1528  * returns the value or ULONG_MAX on integer overflow or incorrect format
1529  * Notes:
1530  *        1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w)
1531  *        2. specifiers may be encountered multiple times (2s3s is 5 seconds)
1532  *        3. empty integer value is interpreted as 0
1533  */
1534
1535 static unsigned long str2sec(const char* timestr) {
1536         const char spec[] = "smhdw";
1537         const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
1538         unsigned long val = 0;
1539         char *tail;
1540
1541         if (strpbrk(timestr, spec) == NULL) {
1542                 /* no specifiers inside the time string,
1543                    should treat it as an integer value */
1544                 val = strtoul(timestr, &tail, 10);
1545                 return *tail ? ULONG_MAX : val;
1546         }
1547
1548         /* format string is XXwXXdXXhXXmXXs */
1549         while (*timestr) {
1550                 unsigned long v;
1551                 int ind;
1552                 char* ptr;
1553
1554                 v = strtoul(timestr, &tail, 10);
1555                 if (v == ULONG_MAX || *tail == '\0')
1556                         /* value too large (ULONG_MAX or more)
1557                            or missing specifier */
1558                         goto error;
1559
1560                 ptr = strchr(spec, *tail);
1561                 if (ptr == NULL)
1562                         /* unknown specifier */
1563                         goto error;
1564
1565                 ind = ptr - spec;
1566
1567                 /* check if product will overflow the type */
1568                 if (!(v < ULONG_MAX / mult[ind]))
1569                         goto error;
1570
1571                 ADD_OVERFLOW(val, mult[ind] * v);
1572                 if (val == ULONG_MAX)
1573                         goto error;
1574
1575                 timestr = tail + 1;
1576         }
1577
1578         return val;
1579
1580 error:
1581         return ULONG_MAX;
1582 }
1583
1584 #define ARG2ULL(nr, str, defscale)                                      \
1585 do {                                                                    \
1586         unsigned long long limit, units = 0;                            \
1587         int rc;                                                         \
1588                                                                         \
1589         rc = parse_size(str, &limit, &units, 1);                        \
1590         if (rc < 0) {                                                   \
1591                 fprintf(stderr, "error: bad limit value %s\n", str);    \
1592                 return CMD_HELP;                                        \
1593         }                                                               \
1594         nr = ((units == 0) ? (defscale) : 1) * limit;                   \
1595 } while (0)
1596
1597 static inline int has_times_option(int argc, char **argv)
1598 {
1599         int i;
1600
1601         for (i = 1; i < argc; i++)
1602                 if (!strcmp(argv[i], "-t"))
1603                         return 1;
1604
1605         return 0;
1606 }
1607
1608 int lfs_setquota_times(int argc, char **argv)
1609 {
1610         int c, rc;
1611         struct if_quotactl qctl;
1612         char *mnt, *obd_type = (char *)qctl.obd_type;
1613         struct obd_dqblk *dqb = &qctl.qc_dqblk;
1614         struct obd_dqinfo *dqi = &qctl.qc_dqinfo;
1615         struct option long_opts[] = {
1616                 {"user",            no_argument,       0, 'u'},
1617                 {"group",           no_argument,       0, 'g'},
1618                 {"block-grace",     required_argument, 0, 'b'},
1619                 {"inode-grace",     required_argument, 0, 'i'},
1620                 {"times",           no_argument,       0, 't'},
1621                 {0, 0, 0, 0}
1622         };
1623
1624         memset(&qctl, 0, sizeof(qctl));
1625         qctl.qc_cmd  = LUSTRE_Q_SETINFO;
1626         qctl.qc_type = UGQUOTA;
1627
1628         optind = 0;
1629         while ((c = getopt_long(argc, argv, "ugb:i:t", long_opts, NULL)) != -1) {
1630                 switch (c) {
1631                 case 'u':
1632                 case 'g':
1633                         if (qctl.qc_type != UGQUOTA) {
1634                                 fprintf(stderr, "error: -u and -g can't be used "
1635                                                 "more than once\n");
1636                                 return CMD_HELP;
1637                         }
1638                         qctl.qc_type = (c == 'u') ? USRQUOTA : GRPQUOTA;
1639                         break;
1640                 case 'b':
1641                         if ((dqi->dqi_bgrace = str2sec(optarg)) == ULONG_MAX) {
1642                                 fprintf(stderr, "error: bad block-grace: %s\n",
1643                                         optarg);
1644                                 return CMD_HELP;
1645                         }
1646                         dqb->dqb_valid |= QIF_BTIME;
1647                         break;
1648                 case 'i':
1649                         if ((dqi->dqi_igrace = str2sec(optarg)) == ULONG_MAX) {
1650                                 fprintf(stderr, "error: bad inode-grace: %s\n",
1651                                         optarg);
1652                                 return CMD_HELP;
1653                         }
1654                         dqb->dqb_valid |= QIF_ITIME;
1655                         break;
1656                 case 't': /* Yes, of course! */
1657                         break;
1658                 default: /* getopt prints error message for us when opterr != 0 */
1659                         return CMD_HELP;
1660                 }
1661         }
1662
1663         if (qctl.qc_type == UGQUOTA) {
1664                 fprintf(stderr, "error: neither -u nor -g specified\n");
1665                 return CMD_HELP;
1666         }
1667
1668         if (optind != argc - 1) {
1669                 fprintf(stderr, "error: unexpected parameters encountered\n");
1670                 return CMD_HELP;
1671         }
1672
1673         mnt = argv[optind];
1674         rc = llapi_quotactl(mnt, &qctl);
1675         if (rc) {
1676                 if (*obd_type)
1677                         fprintf(stderr, "%s %s ", obd_type,
1678                                 obd_uuid2str(&qctl.obd_uuid));
1679                 fprintf(stderr, "setquota failed: %s\n", strerror(errno));
1680                 return rc;
1681         }
1682
1683         return 0;
1684 }
1685
1686 #define BSLIMIT (1 << 0)
1687 #define BHLIMIT (1 << 1)
1688 #define ISLIMIT (1 << 2)
1689 #define IHLIMIT (1 << 3)
1690
1691 int lfs_setquota(int argc, char **argv)
1692 {
1693         int c, rc;
1694         struct if_quotactl qctl;
1695         char *mnt, *obd_type = (char *)qctl.obd_type;
1696         struct obd_dqblk *dqb = &qctl.qc_dqblk;
1697         struct option long_opts[] = {
1698                 {"user",            required_argument, 0, 'u'},
1699                 {"group",           required_argument, 0, 'g'},
1700                 {"block-softlimit", required_argument, 0, 'b'},
1701                 {"block-hardlimit", required_argument, 0, 'B'},
1702                 {"inode-softlimit", required_argument, 0, 'i'},
1703                 {"inode-hardlimit", required_argument, 0, 'I'},
1704                 {0, 0, 0, 0}
1705         };
1706         unsigned limit_mask = 0;
1707         char *endptr;
1708
1709         if (has_times_option(argc, argv))
1710                 return lfs_setquota_times(argc, argv);
1711
1712         memset(&qctl, 0, sizeof(qctl));
1713         qctl.qc_cmd  = LUSTRE_Q_SETQUOTA;
1714         qctl.qc_type = UGQUOTA; /* UGQUOTA makes no sense for setquota,
1715                                  * so it can be used as a marker that qc_type
1716                                  * isn't reinitialized from command line */
1717
1718         optind = 0;
1719         while ((c = getopt_long(argc, argv, "u:g:b:B:i:I:", long_opts, NULL)) != -1) {
1720                 switch (c) {
1721                 case 'u':
1722                 case 'g':
1723                         if (qctl.qc_type != UGQUOTA) {
1724                                 fprintf(stderr, "error: -u and -g can't be used"
1725                                                 " more than once\n");
1726                                 return CMD_HELP;
1727                         }
1728                         qctl.qc_type = (c == 'u') ? USRQUOTA : GRPQUOTA;
1729                         rc = name2id(&qctl.qc_id, optarg,
1730                                      (qctl.qc_type == USRQUOTA) ? USER : GROUP);
1731                         if (rc) {
1732                                 qctl.qc_id = strtoul(optarg, &endptr, 10);
1733                                 if (*endptr != '\0') {
1734                                         fprintf(stderr, "error: can't find id "
1735                                                 "for name %s\n", optarg);
1736                                         return CMD_HELP;
1737                                 }
1738                         }
1739                         break;
1740                 case 'b':
1741                         ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
1742                         dqb->dqb_bsoftlimit >>= 10;
1743                         limit_mask |= BSLIMIT;
1744                         break;
1745                 case 'B':
1746                         ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
1747                         dqb->dqb_bhardlimit >>= 10;
1748                         limit_mask |= BHLIMIT;
1749                         break;
1750                 case 'i':
1751                         ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
1752                         limit_mask |= ISLIMIT;
1753                         break;
1754                 case 'I':
1755                         ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
1756                         limit_mask |= IHLIMIT;
1757                         break;
1758                 default: /* getopt prints error message for us when opterr != 0 */
1759                         return CMD_HELP;
1760                 }
1761         }
1762
1763         if (qctl.qc_type == UGQUOTA) {
1764                 fprintf(stderr, "error: neither -u nor -g was specified\n");
1765                 return CMD_HELP;
1766         }
1767
1768         if (limit_mask == 0) {
1769                 fprintf(stderr, "error: at least one limit must be specified\n");
1770                 return CMD_HELP;
1771         }
1772
1773         if (optind != argc - 1) {
1774                 fprintf(stderr, "error: unexpected parameters encountered\n");
1775                 return CMD_HELP;
1776         }
1777
1778         mnt = argv[optind];
1779
1780         if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
1781             (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
1782                 /* sigh, we can't just set blimits/ilimits */
1783                 struct if_quotactl tmp_qctl = {.qc_cmd  = LUSTRE_Q_GETQUOTA,
1784                                                .qc_type = qctl.qc_type,
1785                                                .qc_id   = qctl.qc_id};
1786
1787                 rc = llapi_quotactl(mnt, &tmp_qctl);
1788                 if (rc < 0) {
1789                         fprintf(stderr, "error: setquota failed while retrieving"
1790                                         " current quota settings (%s)\n",
1791                                         strerror(errno));
1792                         return rc;
1793                 }
1794
1795                 if (!(limit_mask & BHLIMIT))
1796                         dqb->dqb_bhardlimit = tmp_qctl.qc_dqblk.dqb_bhardlimit;
1797                 if (!(limit_mask & BSLIMIT))
1798                         dqb->dqb_bsoftlimit = tmp_qctl.qc_dqblk.dqb_bsoftlimit;
1799                 if (!(limit_mask & IHLIMIT))
1800                         dqb->dqb_ihardlimit = tmp_qctl.qc_dqblk.dqb_ihardlimit;
1801                 if (!(limit_mask & ISLIMIT))
1802                         dqb->dqb_isoftlimit = tmp_qctl.qc_dqblk.dqb_isoftlimit;
1803
1804                 /* Keep grace times if we have got no softlimit arguments */
1805                 if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) {
1806                         dqb->dqb_valid |= QIF_BTIME;
1807                         dqb->dqb_btime = tmp_qctl.qc_dqblk.dqb_btime;
1808                 }
1809
1810                 if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
1811                         dqb->dqb_valid |= QIF_ITIME;
1812                         dqb->dqb_itime = tmp_qctl.qc_dqblk.dqb_itime;
1813                 }
1814         }
1815
1816         dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
1817         dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
1818
1819         rc = llapi_quotactl(mnt, &qctl);
1820         if (rc) {
1821                 if (*obd_type)
1822                         fprintf(stderr, "%s %s ", obd_type,
1823                                 obd_uuid2str(&qctl.obd_uuid));
1824                 fprintf(stderr, "setquota failed: %s\n", strerror(errno));
1825                 return rc;
1826         }
1827
1828         return 0;
1829 }
1830
1831 static inline char *type2name(int check_type)
1832 {
1833         if (check_type == USRQUOTA)
1834                 return "user";
1835         else if (check_type == GRPQUOTA)
1836                 return "group";
1837         else
1838                 return "unknown";
1839 }
1840
1841
1842 /* Converts seconds value into format string
1843  * result is returned in buf
1844  * Notes:
1845  *        1. result is in descenting order: 1w2d3h4m5s
1846  *        2. zero fields are not filled (except for p. 3): 5d1s
1847  *        3. zero seconds value is presented as "0s"
1848  */
1849 static void sec2str(time_t seconds, char *buf)
1850 {
1851         const char spec[] = "smhdw";
1852         const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
1853         unsigned long c;
1854         char* tail = buf;
1855         int i;
1856
1857         for (i = sizeof(mult) / sizeof(mult[0]) - 1 ; i >= 0; i--) {
1858                 c = seconds / mult[i];
1859
1860                 if (c > 0 || (i == 0 && buf == tail))
1861                         tail += snprintf(tail, 40-(tail-buf), "%lu%c", c, spec[i]);
1862
1863                 seconds %= mult[i];
1864         }
1865 }
1866
1867
1868 static void diff2str(time_t seconds, char *buf, time_t now)
1869 {
1870
1871         buf[0] = 0;
1872         if (!seconds)
1873                 return;
1874         if (seconds <= now) {
1875                 strcpy(buf, "none");
1876                 return;
1877         }
1878         sec2str(seconds - now, buf);
1879 }
1880
1881 static void print_quota_title(char *name, struct if_quotactl *qctl)
1882 {
1883         printf("Disk quotas for %s %s (%cid %u):\n",
1884                type2name(qctl->qc_type), name,
1885                *type2name(qctl->qc_type), qctl->qc_id);
1886         printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
1887                "Filesystem",
1888                "kbytes", "quota", "limit", "grace",
1889                "files", "quota", "limit", "grace");
1890 }
1891
1892 static void print_quota(char *mnt, struct if_quotactl *qctl, int type, int rc)
1893 {
1894         time_t now;
1895
1896         time(&now);
1897
1898         if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA) {
1899                 int bover = 0, iover = 0;
1900                 struct obd_dqblk *dqb = &qctl->qc_dqblk;
1901
1902                 if (dqb->dqb_bhardlimit &&
1903                     toqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
1904                         bover = 1;
1905                 } else if (dqb->dqb_bsoftlimit &&
1906                            toqb(dqb->dqb_curspace) >= dqb->dqb_bsoftlimit) {
1907                         if (dqb->dqb_btime > now) {
1908                                 bover = 2;
1909                         } else {
1910                                 bover = 3;
1911                         }
1912                 }
1913
1914                 if (dqb->dqb_ihardlimit &&
1915                     dqb->dqb_curinodes >= dqb->dqb_ihardlimit) {
1916                         iover = 1;
1917                 } else if (dqb->dqb_isoftlimit &&
1918                            dqb->dqb_curinodes >= dqb->dqb_isoftlimit) {
1919                         if (dqb->dqb_btime > now) {
1920                                 iover = 2;
1921                         } else {
1922                                 iover = 3;
1923                         }
1924                 }
1925
1926 #if 0           /* XXX: always print quotas even when no usages */
1927                 if (dqb->dqb_curspace || dqb->dqb_curinodes)
1928 #endif
1929                 {
1930                         char numbuf[3][32];
1931                         char timebuf[40];
1932
1933                         if (strlen(mnt) > 15)
1934                                 printf("%s\n%15s", mnt, "");
1935                         else
1936                                 printf("%15s", mnt);
1937
1938                         if (bover)
1939                                 diff2str(dqb->dqb_btime, timebuf, now);
1940                         if (rc == -1 && errno == EREMOTEIO)
1941                                 sprintf(numbuf[0], LPU64"*",
1942                                         toqb(dqb->dqb_curspace));
1943                         else
1944                                 sprintf(numbuf[0],
1945                                         (dqb->dqb_valid & QIF_SPACE) ?
1946                                         LPU64 : "["LPU64"]",
1947                                         toqb(dqb->dqb_curspace));
1948                         if (type == QC_GENERAL)
1949                                 sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS)
1950                                         ? LPU64 : "["LPU64"]",
1951                                         dqb->dqb_bsoftlimit);
1952                         else
1953                                 sprintf(numbuf[1], "%s", "");
1954                         sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS)
1955                                 ? LPU64 : "["LPU64"]", dqb->dqb_bhardlimit);
1956                         printf(" %7s%c %6s %7s %7s",
1957                                numbuf[0], bover ? '*' : ' ', numbuf[1],
1958                                numbuf[2], bover > 1 ? timebuf : "");
1959
1960                         if (iover)
1961                                 diff2str(dqb->dqb_itime, timebuf, now);
1962
1963                         sprintf(numbuf[0], (dqb->dqb_valid & QIF_INODES) ?
1964                                 LPU64 : "["LPU64"]", dqb->dqb_curinodes);
1965                        if (type == QC_GENERAL)
1966                                 sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS)
1967                                         ? LPU64 : "["LPU64"]",
1968                                         dqb->dqb_isoftlimit);
1969                         else
1970                                 sprintf(numbuf[1], "%s", "");
1971                         sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
1972                                 LPU64 : "["LPU64"]", dqb->dqb_ihardlimit);
1973                         if (type != QC_OSTIDX)
1974                                 printf(" %7s%c %6s %7s %7s",
1975                                        numbuf[0], iover ? '*' : ' ', numbuf[1],
1976                                        numbuf[2], iover > 1 ? timebuf : "");
1977                         printf("\n");
1978                 }
1979         } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO ||
1980                    qctl->qc_cmd == Q_GETOINFO) {
1981                 char bgtimebuf[40];
1982                 char igtimebuf[40];
1983
1984                 sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf);
1985                 sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf);
1986                 printf("Block grace time: %s; Inode grace time: %s\n",
1987                        bgtimebuf, igtimebuf);
1988         }
1989 }
1990
1991 static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt)
1992 {
1993         int rc = 0, rc1 = 0, count = 0;
1994         __u32 valid = qctl->qc_valid;
1995
1996         rc = llapi_get_obd_count(mnt, &count, is_mdt);
1997         if (rc) {
1998                 fprintf(stderr, "can not get %s count: %s\n",
1999                         is_mdt ? "mdt": "ost", strerror(errno));
2000                 return rc;
2001         }
2002
2003         for (qctl->qc_idx = 0; qctl->qc_idx < count; qctl->qc_idx++) {
2004                 qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX;
2005                 rc = llapi_quotactl(mnt, qctl);
2006                 if (rc) {
2007                         /* It is remote client case. */
2008                         if (errno == EOPNOTSUPP) {
2009                                 rc = 0;
2010                                 goto out;
2011                         }
2012
2013                         if (!rc1)
2014                                 rc1 = rc;
2015                         fprintf(stderr, "quotactl %s%d failed.\n",
2016                                 is_mdt ? "mdt": "ost", qctl->qc_idx);
2017                         continue;
2018                 }
2019
2020                 print_quota(obd_uuid2str(&qctl->obd_uuid), qctl, qctl->qc_valid, 0);
2021         }
2022
2023 out:
2024         qctl->qc_valid = valid;
2025         return rc ? : rc1;
2026 }
2027
2028 static int lfs_quota(int argc, char **argv)
2029 {
2030         int c;
2031         char *mnt, *name = NULL;
2032         struct if_quotactl qctl = { .qc_cmd = LUSTRE_Q_GETQUOTA,
2033                                     .qc_type = UGQUOTA };
2034         char *obd_type = (char *)qctl.obd_type;
2035         char *obd_uuid = (char *)qctl.obd_uuid.uuid;
2036         int rc, rc1 = 0, rc2 = 0, rc3 = 0, verbose = 0, pass = 0;
2037         char *endptr;
2038         __u32 valid = QC_GENERAL, idx = 0;
2039
2040         optind = 0;
2041         while ((c = getopt(argc, argv, "ugto:i:I:v")) != -1) {
2042                 switch (c) {
2043                 case 'u':
2044                         if (qctl.qc_type != UGQUOTA) {
2045                                 fprintf(stderr, "error: use either -u or -g\n");
2046                                 return CMD_HELP;
2047                         }
2048                         qctl.qc_type = USRQUOTA;
2049                         break;
2050                 case 'g':
2051                         if (qctl.qc_type != UGQUOTA) {
2052                                 fprintf(stderr, "error: use either -u or -g\n");
2053                                 return CMD_HELP;
2054                         }
2055                         qctl.qc_type = GRPQUOTA;
2056                         break;
2057                 case 't':
2058                         qctl.qc_cmd = LUSTRE_Q_GETINFO;
2059                         break;
2060                 case 'o':
2061                         valid = qctl.qc_valid = QC_UUID;
2062                         strncpy(obd_uuid, optarg, sizeof(qctl.obd_uuid));
2063                         break;
2064                 case 'i':
2065                         valid = qctl.qc_valid = QC_MDTIDX;
2066                         idx = qctl.qc_idx = atoi(optarg);
2067                         break;
2068                 case 'I':
2069                         valid = qctl.qc_valid = QC_OSTIDX;
2070                         idx = qctl.qc_idx = atoi(optarg);
2071                         break;
2072                 case 'v':
2073                         verbose = 1;
2074                         break;
2075                 default:
2076                         fprintf(stderr, "error: %s: option '-%c' "
2077                                         "unrecognized\n", argv[0], c);
2078                         return CMD_HELP;
2079                 }
2080         }
2081
2082         /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
2083         if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && qctl.qc_type == UGQUOTA &&
2084             optind == argc - 1) {
2085 ug_output:
2086                 memset(&qctl, 0, sizeof(qctl)); /* spoiled by print_*_quota */
2087                 qctl.qc_cmd = LUSTRE_Q_GETQUOTA;
2088                 qctl.qc_valid = valid;
2089                 qctl.qc_idx = idx;
2090                 if (pass++ == 0) {
2091                         qctl.qc_type = USRQUOTA;
2092                         qctl.qc_id = geteuid();
2093                 } else {
2094                         qctl.qc_type = GRPQUOTA;
2095                         qctl.qc_id = getegid();
2096                 }
2097                 rc = id2name(&name, qctl.qc_id,
2098                              (qctl.qc_type == USRQUOTA) ? USER : GROUP);
2099                 if (rc)
2100                         name = "<unknown>";
2101         /* lfs quota -u username /path/to/lustre/mount */
2102         } else if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA) {
2103                 /* options should be followed by u/g-name and mntpoint */
2104                 if (optind + 2 != argc || qctl.qc_type == UGQUOTA) {
2105                         fprintf(stderr, "error: missing quota argument(s)\n");
2106                         return CMD_HELP;
2107                 }
2108
2109                 name = argv[optind++];
2110                 rc = name2id(&qctl.qc_id, name,
2111                              (qctl.qc_type == USRQUOTA) ? USER : GROUP);
2112                 if (rc) {
2113                         qctl.qc_id = strtoul(name, &endptr, 10);
2114                         if (*endptr != '\0') {
2115                                 fprintf(stderr, "error: can't find id for name "
2116                                         "%s\n", name);
2117                                 return CMD_HELP;
2118                         }
2119                 }
2120         } else if (optind + 1 != argc || qctl.qc_type == UGQUOTA) {
2121                 fprintf(stderr, "error: missing quota info argument(s)\n");
2122                 return CMD_HELP;
2123         }
2124
2125         if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA)
2126                 print_quota_title(name, &qctl);
2127
2128         mnt = argv[optind];
2129
2130         rc1 = llapi_quotactl(mnt, &qctl);
2131         if (rc1 == -1 && errno == EALREADY) {
2132                 fprintf(stderr, "\n%s quotas are not enabled.\n",
2133                         qctl.qc_type == USRQUOTA ? "user" : "group");
2134                 goto out;
2135         }
2136         if (rc1 && *obd_type)
2137                 fprintf(stderr, "%s %s ", obd_type, obd_uuid);
2138
2139         if (qctl.qc_valid != QC_GENERAL)
2140                 mnt = "";
2141
2142         print_quota(mnt, &qctl, QC_GENERAL, rc1);
2143
2144         if (qctl.qc_valid == QC_GENERAL && qctl.qc_cmd != LUSTRE_Q_GETINFO && verbose) {
2145                 rc2 = print_obd_quota(mnt, &qctl, 1);
2146                 rc3 = print_obd_quota(mnt, &qctl, 0);
2147         }
2148
2149         if (rc1 || rc2 || rc3)
2150                 printf("Some errors happened when getting quota info. "
2151                        "Some devices may be not working or deactivated. "
2152                        "The data in \"[]\" is inaccurate.\n");
2153
2154 out:
2155         if (pass == 1)
2156                 goto ug_output;
2157
2158         return 0;
2159 }
2160 #endif /* HAVE_SYS_QUOTA_H! */
2161
2162 static int flushctx_ioctl(char *mp)
2163 {
2164         int fd, rc;
2165
2166         fd = open(mp, O_RDONLY);
2167         if (fd == -1) {
2168                 fprintf(stderr, "flushctx: error open %s: %s\n",
2169                         mp, strerror(errno));
2170                 return -1;
2171         }
2172
2173         rc = ioctl(fd, LL_IOC_FLUSHCTX);
2174         if (rc == -1)
2175                 fprintf(stderr, "flushctx: error ioctl %s: %s\n",
2176                         mp, strerror(errno));
2177
2178         close(fd);
2179         return rc;
2180 }
2181
2182 static int lfs_flushctx(int argc, char **argv)
2183 {
2184         int     kdestroy = 0, c;
2185         FILE   *proc;
2186         char    procline[PATH_MAX], *line;
2187         int     rc = 0;
2188
2189         optind = 0;
2190         while ((c = getopt(argc, argv, "k")) != -1) {
2191                 switch (c) {
2192                 case 'k':
2193                         kdestroy = 1;
2194                         break;
2195                 default:
2196                         fprintf(stderr, "error: %s: option '-%c' "
2197                                         "unrecognized\n", argv[0], c);
2198                         return CMD_HELP;
2199                 }
2200         }
2201
2202         if (kdestroy) {
2203             int rc;
2204             if ((rc = system("kdestroy > /dev/null")) != 0) {
2205                 rc = WEXITSTATUS(rc);
2206                 fprintf(stderr, "error destroying tickets: %d, continuing\n", rc);
2207             }
2208         }
2209
2210         if (optind >= argc) {
2211                 /* flush for all mounted lustre fs. */
2212                 proc = fopen("/proc/mounts", "r");
2213                 if (!proc) {
2214                         fprintf(stderr, "error: %s: can't open /proc/mounts\n",
2215                                 argv[0]);
2216                         return -1;
2217                 }
2218
2219                 while ((line = fgets(procline, PATH_MAX, proc)) != NULL) {
2220                         char dev[PATH_MAX];
2221                         char mp[PATH_MAX];
2222                         char fs[PATH_MAX];
2223
2224                         if (sscanf(line, "%s %s %s", dev, mp, fs) != 3) {
2225                                 fprintf(stderr, "%s: unexpected format in "
2226                                                 "/proc/mounts\n",
2227                                         argv[0]);
2228                                 return -1;
2229                         }
2230
2231                         if (strcmp(fs, "lustre") != 0)
2232                                 continue;
2233                         /* we use '@' to determine it's a client. are there
2234                          * any other better way?
2235                          */
2236                         if (strchr(dev, '@') == NULL)
2237                                 continue;
2238
2239                         if (flushctx_ioctl(mp))
2240                                 rc = -1;
2241                 }
2242         } else {
2243                 /* flush fs as specified */
2244                 while (optind < argc) {
2245                         if (flushctx_ioctl(argv[optind++]))
2246                                 rc = -1;
2247                 }
2248         }
2249
2250         return rc;
2251 }
2252
2253 static int lfs_lsetfacl(int argc, char **argv)
2254 {
2255         argv[0]++;
2256         return(llapi_lsetfacl(argc, argv));
2257 }
2258
2259 static int lfs_lgetfacl(int argc, char **argv)
2260 {
2261         argv[0]++;
2262         return(llapi_lgetfacl(argc, argv));
2263 }
2264
2265 static int lfs_rsetfacl(int argc, char **argv)
2266 {
2267         argv[0]++;
2268         return(llapi_rsetfacl(argc, argv));
2269 }
2270
2271 static int lfs_rgetfacl(int argc, char **argv)
2272 {
2273         argv[0]++;
2274         return(llapi_rgetfacl(argc, argv));
2275 }
2276
2277 static int lfs_cp(int argc, char **argv)
2278 {
2279         return(llapi_cp(argc, argv));
2280 }
2281
2282 static int lfs_ls(int argc, char **argv)
2283 {
2284         return(llapi_ls(argc, argv));
2285 }
2286
2287 static int lfs_changelog(int argc, char **argv)
2288 {
2289         void *changelog_priv;
2290         struct changelog_rec *rec;
2291         long long startrec = 0, endrec = 0;
2292         char *mdd;
2293         struct option long_opts[] = {
2294                 {"follow", no_argument, 0, 'f'},
2295                 {0, 0, 0, 0}
2296         };
2297         char short_opts[] = "f";
2298         int rc, follow = 0;
2299
2300         optind = 0;
2301         while ((rc = getopt_long(argc, argv, short_opts,
2302                                 long_opts, NULL)) != -1) {
2303                 switch (rc) {
2304                 case 'f':
2305                         follow++;
2306                         break;
2307                 case '?':
2308                         return CMD_HELP;
2309                 default:
2310                         fprintf(stderr, "error: %s: option '%s' unrecognized\n",
2311                                 argv[0], argv[optind - 1]);
2312                         return CMD_HELP;
2313                 }
2314         }
2315         if (optind >= argc)
2316                 return CMD_HELP;
2317
2318         mdd = argv[optind++];
2319         if (argc > optind)
2320                 startrec = strtoll(argv[optind++], NULL, 10);
2321         if (argc > optind)
2322                 endrec = strtoll(argv[optind++], NULL, 10);
2323
2324         rc = llapi_changelog_start(&changelog_priv,
2325                                    CHANGELOG_FLAG_BLOCK |
2326                                    (follow ? CHANGELOG_FLAG_FOLLOW : 0),
2327                                    mdd, startrec);
2328         if (rc < 0) {
2329                 fprintf(stderr, "Can't start changelog: %s\n",
2330                         strerror(errno = -rc));
2331                 return rc;
2332         }
2333
2334         while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
2335                 time_t secs;
2336                 struct tm ts;
2337
2338                 if (endrec && rec->cr_index > endrec)
2339                         break;
2340                 if (rec->cr_index < startrec)
2341                         continue;
2342
2343                 secs = rec->cr_time >> 30;
2344                 gmtime_r(&secs, &ts);
2345                 printf(LPU64" %02d%-5s %02d:%02d:%02d.%06d %04d.%02d.%02d "
2346                        "0x%x t="DFID, rec->cr_index, rec->cr_type,
2347                        changelog_type2str(rec->cr_type),
2348                        ts.tm_hour, ts.tm_min, ts.tm_sec,
2349                        (int)(rec->cr_time & ((1<<30) - 1)),
2350                        ts.tm_year+1900, ts.tm_mon+1, ts.tm_mday,
2351                        rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
2352                 if (rec->cr_namelen)
2353                         /* namespace rec includes parent and filename */
2354                         printf(" p="DFID" %.*s\n", PFID(&rec->cr_pfid),
2355                                rec->cr_namelen, rec->cr_name);
2356                 else
2357                         printf("\n");
2358
2359                 llapi_changelog_free(&rec);
2360         }
2361
2362         llapi_changelog_fini(&changelog_priv);
2363
2364         if (rc < 0)
2365                 fprintf(stderr, "Changelog: %s\n", strerror(errno = -rc));
2366
2367         return (rc == 1 ? 0 : rc);
2368 }
2369
2370 static int lfs_changelog_clear(int argc, char **argv)
2371 {
2372         long long endrec;
2373         int rc;
2374
2375         if (argc != 4)
2376                 return CMD_HELP;
2377
2378         endrec = strtoll(argv[3], NULL, 10);
2379
2380         rc = llapi_changelog_clear(argv[1], argv[2], endrec);
2381         if (rc)
2382                 fprintf(stderr, "%s error: %s\n", argv[0],
2383                         strerror(errno = -rc));
2384         return rc;
2385 }
2386
2387 static int lfs_fid2path(int argc, char **argv)
2388 {
2389         struct option long_opts[] = {
2390                 {"cur", no_argument, 0, 'c'},
2391                 {"link", required_argument, 0, 'l'},
2392                 {"rec", required_argument, 0, 'r'},
2393                 {0, 0, 0, 0}
2394         };
2395         char  short_opts[] = "cl:r:";
2396         char *device, *fid, *path;
2397         long long recno = -1;
2398         int linkno = -1;
2399         int lnktmp;
2400         int printcur = 0;
2401         int rc;
2402
2403         optind = 0;
2404
2405         while ((rc = getopt_long(argc, argv, short_opts,
2406                                 long_opts, NULL)) != -1) {
2407                 switch (rc) {
2408                 case 'c':
2409                         printcur++;
2410                         break;
2411                 case 'l':
2412                         linkno = strtol(optarg, NULL, 10);
2413                         break;
2414                 case 'r':
2415                         recno = strtoll(optarg, NULL, 10);
2416                         break;
2417                 case '?':
2418                         return CMD_HELP;
2419                 default:
2420                         fprintf(stderr, "error: %s: option '%s' unrecognized\n",
2421                                 argv[0], argv[optind - 1]);
2422                         return CMD_HELP;
2423                 }
2424         }
2425         device = argv[optind++];
2426         fid = argv[optind++];
2427         if (optind != argc)
2428                 return CMD_HELP;
2429
2430         path = calloc(1, PATH_MAX);
2431
2432         lnktmp = (linkno >= 0) ? linkno : 0;
2433         while (1) {
2434                 int oldtmp = lnktmp;
2435                 long long rectmp = recno;
2436                 rc = llapi_fid2path(device, fid, path, PATH_MAX, &rectmp,
2437                                     &lnktmp);
2438                 if (rc < 0) {
2439                         fprintf(stderr, "%s error: %s\n", argv[0],
2440                                 strerror(errno = -rc));
2441                         break;
2442                 }
2443
2444                 if (printcur)
2445                         fprintf(stdout, "%lld %s\n", rectmp, path);
2446                 else
2447                         fprintf(stdout, "%s\n", path);
2448
2449                 if (linkno >= 0)
2450                         /* specified linkno */
2451                         break;
2452                 if (oldtmp == lnktmp)
2453                         /* no more links */
2454                         break;
2455         }
2456
2457         free(path);
2458         return rc;
2459 }
2460
2461 static int lfs_path2fid(int argc, char **argv)
2462 {
2463         char *path;
2464         lustre_fid fid;
2465         int rc;
2466
2467         if (argc != 2)
2468                 return CMD_HELP;
2469
2470         path = argv[1];
2471         rc = llapi_path2fid(path, &fid);
2472         if (rc) {
2473                 fprintf(stderr, "can't get fid for %s: %s\n", path,
2474                         strerror(errno = -rc));
2475                 return rc;
2476         }
2477
2478         printf(DFID"\n", PFID(&fid));
2479
2480         return 0;
2481 }
2482
2483 int main(int argc, char **argv)
2484 {
2485         int rc;
2486
2487         setlinebuf(stdout);
2488
2489         ptl_initialize(argc, argv);
2490         if (obd_initialize(argc, argv) < 0)
2491                 exit(2);
2492         if (dbg_initialize(argc, argv) < 0)
2493                 exit(3);
2494
2495         Parser_init("lfs > ", cmdlist);
2496
2497         if (argc > 1) {
2498                 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
2499         } else {
2500                 rc = Parser_commands();
2501         }
2502
2503         obd_finalize(argc, argv);
2504         return rc < 0 ? -rc : rc;
2505 }
2506