/* * GPL HEADER START * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 only, * as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License version 2 for more details (a copy is included * in the LICENSE file that accompanied this code). * * You should have received a copy of the GNU General Public License * version 2 along with this program; If not, see * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * * GPL HEADER END */ /* * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. * * Copyright (c) 2011, 2013, Intel Corporation. */ /* * This file is part of Lustre, http://www.lustre.org/ * Lustre is a trademark of Sun Microsystems, Inc. * * lustre/utils/lfs.c * * Author: Peter J. Braam * Author: Phil Schwan * Author: Robert Read */ /* for O_DIRECTORY */ #ifndef _GNU_SOURCE #define _GNU_SOURCE #endif #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef HAVE_SYS_QUOTA_H # include #endif /* For dirname() */ #include #include #include #include #include #include #include #include "obdctl.h" /* all functions */ static int lfs_setstripe(int argc, char **argv); static int lfs_find(int argc, char **argv); static int lfs_getstripe(int argc, char **argv); static int lfs_getdirstripe(int argc, char **argv); static int lfs_setdirstripe(int argc, char **argv); static int lfs_rmentry(int argc, char **argv); static int lfs_osts(int argc, char **argv); static int lfs_mdts(int argc, char **argv); static int lfs_df(int argc, char **argv); static int lfs_getname(int argc, char **argv); static int lfs_check(int argc, char **argv); #ifdef HAVE_SYS_QUOTA_H static int lfs_quotacheck(int argc, char **argv); static int lfs_quotaon(int argc, char **argv); static int lfs_quotaoff(int argc, char **argv); static int lfs_setquota(int argc, char **argv); static int lfs_quota(int argc, char **argv); #endif static int lfs_flushctx(int argc, char **argv); static int lfs_join(int argc, char **argv); static int lfs_lsetfacl(int argc, char **argv); static int lfs_lgetfacl(int argc, char **argv); static int lfs_rsetfacl(int argc, char **argv); static int lfs_rgetfacl(int argc, char **argv); static int lfs_cp(int argc, char **argv); static int lfs_ls(int argc, char **argv); static int lfs_poollist(int argc, char **argv); static int lfs_changelog(int argc, char **argv); static int lfs_changelog_clear(int argc, char **argv); static int lfs_fid2path(int argc, char **argv); static int lfs_path2fid(int argc, char **argv); static int lfs_data_version(int argc, char **argv); static int lfs_hsm_state(int argc, char **argv); static int lfs_hsm_set(int argc, char **argv); static int lfs_hsm_clear(int argc, char **argv); static int lfs_hsm_action(int argc, char **argv); static int lfs_hsm_archive(int argc, char **argv); static int lfs_hsm_restore(int argc, char **argv); static int lfs_hsm_release(int argc, char **argv); static int lfs_hsm_remove(int argc, char **argv); static int lfs_hsm_cancel(int argc, char **argv); static int lfs_swap_layouts(int argc, char **argv); #define SETSTRIPE_USAGE(_cmd, _tgt) \ "usage: "_cmd" [--stripe-count|-c ]\n"\ " [--stripe-index|-i ]\n"\ " [--stripe-size|-S ]\n"\ " [--pool|-p ]\n"\ " [--block|-b] "_tgt"\n"\ "\tstripe_size: Number of bytes on each OST (0 filesystem default)\n"\ "\t Can be specified with k, m or g (in KB, MB and GB\n"\ "\t respectively)\n"\ "\tstart_ost_idx: OST index of first stripe (-1 default)\n"\ "\tstripe_count: Number of OSTs to stripe over (0 default, -1 all)\n"\ "\tpool_name: Name of OST pool to use (default none)\n"\ "\tblock: Block file access during data migration" /* all avaialable commands */ command_t cmdlist[] = { {"setstripe", lfs_setstripe, 0, "Create a new file with a specific striping pattern or\n" "set the default striping pattern on an existing directory or\n" "delete the default striping pattern from an existing directory\n" "usage: setstripe -d (to delete default striping)\n"\ " or\n" SETSTRIPE_USAGE("setstripe", "")}, {"getstripe", lfs_getstripe, 0, "To list the striping info for a given file or files in a\n" "directory or recursively for all files in a directory tree.\n" "usage: getstripe [--ost|-O ] [--quiet | -q] [--verbose | -v]\n" " [--stripe-count|-c] [--stripe-index|-i]\n" " [--pool|-p] [--stripe-size|-S] [--directory|-d]\n" " [--mdt-index|-M] [--recursive|-r] [--raw|-R]\n" " ..."}, {"setdirstripe", lfs_setdirstripe, 0, "To create a remote directory on a specified MDT.\n" "usage: setdirstripe <--index|-i mdt_index> \n" "\tmdt_index: MDT index of first stripe\n"}, {"getdirstripe", lfs_getdirstripe, 0, "To list the striping info for a given directory\n" "or recursively for all directories in a directory tree.\n" "usage: getdirstripe [--obd|-O ] [--quiet|-q] [--verbose|-v]\n" " [--count|-c ] [--index|-i ] [--raw|-R]\n" " [--recursive | -r] ..."}, {"mkdir", lfs_setdirstripe, 0, "To create a remote directory on a specified MDT. And this can only\n" "be done on MDT0 by administrator.\n" "usage: mkdir <--index|-i mdt_index> \n" "\tmdt_index: MDT index of the remote directory.\n"}, {"rm_entry", lfs_rmentry, 0, "To remove the name entry of the remote directory. Note: This\n" "command will only delete the name entry, i.e. the remote directory\n" "will become inaccessable after this command. This can only be done\n" "by the administrator\n" "usage: rm_entry \n"}, {"pool_list", lfs_poollist, 0, "List pools or pool OSTs\n" "usage: pool_list [.] | \n"}, {"find", lfs_find, 0, "find files matching given attributes recursively in directory tree.\n" "usage: find ...\n" " [[!] --atime|-A [+-]N] [[!] --ctime|-C [+-]N]\n" " [[!] --mtime|-M [+-]N] [[!] --mdt|-m ]\n" " [--maxdepth|-D N] [[!] --name|-n ]\n" " [[!] --ost|-O ] [--print|-p] [--print0|-P]\n" " [[!] --size|-s [+-]N[bkMGTPE]]\n" " [[!] --stripe-count|-c [+-]]\n" " [[!] --stripe-index|-i ]\n" " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t ]\n" " [[!] --gid|-g|--group|-G |]\n" " [[!] --uid|-u|--user|-U |] [[!] --pool ]\n" "\t !: used before an option indicates 'NOT' requested attribute\n" "\t -: used before a value indicates 'AT MOST' requested value\n" "\t +: used before a value indicates 'AT LEAST' requested value\n"}, {"check", lfs_check, 0, "Display the status of MDS or OSTs (as specified in the command)\n" "or all the servers (MDS and OSTs).\n" "usage: check "}, {"join", lfs_join, 0, "join two lustre files into one.\n" "obsolete, HEAD does not support it anymore.\n"}, {"osts", lfs_osts, 0, "list OSTs connected to client " "[for specified path only]\n" "usage: osts [path]"}, {"mdts", lfs_mdts, 0, "list MDTs connected to client " "[for specified path only]\n" "usage: mdts [path]"}, {"df", lfs_df, 0, "report filesystem disk space usage or inodes usage" "of each MDS and all OSDs or a batch belonging to a specific pool .\n" "Usage: df [-i] [-h] [--lazy|-l] [--pool|-p [.] [path]"}, {"getname", lfs_getname, 0, "list instances and specified mount points " "[for specified path only]\n" "Usage: getname [-h]|[path ...] "}, #ifdef HAVE_SYS_QUOTA_H {"quotacheck", lfs_quotacheck, 0, "Scan the specified filesystem for disk usage, and create,\n" "or update quota files. Deprecated as of 2.4.0.\n" "usage: quotacheck [ -ug ] "}, {"quotaon", lfs_quotaon, 0, "Turn filesystem" " quotas on. Deprecated as of 2.4.0.\n" "usage: quotaon [ -ugf ] "}, {"quotaoff", lfs_quotaoff, 0, "Turn filesystem" " quotas off. Deprecated as of 2.4.0.\n" "usage: quotaoff [ -ug ] "}, {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n" "usage: setquota <-u|-g> |||\n" " -b -B \n" " -i -I \n" " setquota <-u|--user|-g|--group> |||\n" " [--block-softlimit ]\n" " [--block-hardlimit ]\n" " [--inode-softlimit ]\n" " [--inode-hardlimit ] \n" " setquota [-t] <-u|--user|-g|--group>\n" " [--block-grace ]\n" " [--inode-grace ] \n" " -b can be used instead of --block-softlimit/--block-grace\n" " -B can be used instead of --block-hardlimit\n" " -i can be used instead of --inode-softlimit/--inode-grace\n" " -I can be used instead of --inode-hardlimit"}, {"quota", lfs_quota, 0, "Display disk usage and limits.\n" "usage: quota [-q] [-v] [-o |-i |-I ]\n" " [<-u|-g> |||] \n" " quota [-o |-i |-I ] -t <-u|-g> "}, #endif {"flushctx", lfs_flushctx, 0, "Flush security context for current user.\n" "usage: flushctx [-k] [mountpoint...]"}, {"lsetfacl", lfs_lsetfacl, 0, "Remote user setfacl for user/group on the same remote client.\n" "usage: lsetfacl [-bkndRLPvh] [{-m|-x} acl_spec] [{-M|-X} acl_file] file ..."}, {"lgetfacl", lfs_lgetfacl, 0, "Remote user getfacl for user/group on the same remote client.\n" "usage: lgetfacl [-dRLPvh] file ..."}, {"rsetfacl", lfs_rsetfacl, 0, "Remote user setfacl for user/group on other clients.\n" "usage: rsetfacl [-bkndRLPvh] [{-m|-x} acl_spec] [{-M|-X} acl_file] file ..."}, {"rgetfacl", lfs_rgetfacl, 0, "Remote user getfacl for user/group on other clients.\n" "usage: rgetfacl [-dRLPvh] file ..."}, {"cp", lfs_cp, 0, "Remote user copy files and directories.\n" "usage: cp [OPTION]... [-T] SOURCE DEST\n\tcp [OPTION]... SOURCE... DIRECTORY\n\tcp [OPTION]... -t DIRECTORY SOURCE..."}, {"ls", lfs_ls, 0, "Remote user list directory contents.\n" "usage: ls [OPTION]... [FILE]..."}, {"changelog", lfs_changelog, 0, "Show the metadata changes on an MDT." "\nusage: changelog [startrec [endrec]]"}, {"changelog_clear", lfs_changelog_clear, 0, "Indicate that old changelog records up to are no longer of " "interest to consumer , allowing the system to free up space.\n" "An of 0 means all records.\n" "usage: changelog_clear "}, {"fid2path", lfs_fid2path, 0, "Resolve the full path to a given FID. For a specific hardlink " "specify link number .\n" /* "For a historical name, specify changelog record .\n" */ "usage: fid2path [--link ]" /*[--rec ]*/}, {"path2fid", lfs_path2fid, 0, "Display the fid for a given path.\n" "usage: path2fid "}, {"data_version", lfs_data_version, 0, "Display file data version for " "a given path.\n" "usage: data_version [-n] "}, {"hsm_state", lfs_hsm_state, 0, "Display the HSM information (states, " "undergoing actions) for given files.\n usage: hsm_state ..."}, {"hsm_set", lfs_hsm_set, 0, "Set HSM user flag on specified files.\n" "usage: hsm_set [--norelease] [--noarchive] [--dirty] [--exists] " "[--archived] [--lost] ..."}, {"hsm_clear", lfs_hsm_clear, 0, "Clear HSM user flag on specified " "files.\n" "usage: hsm_clear [--norelease] [--noarchive] [--dirty] [--exists] " "[--archived] [--lost] ..."}, {"hsm_action", lfs_hsm_action, 0, "Display current HSM request for " "given files.\n" "usage: hsm_action ..."}, {"hsm_archive", lfs_hsm_archive, 0, "Archive file to external storage.\n" "usage: hsm_archive [--filelist FILELIST] [--data DATA] [--archive NUM] " " ..."}, {"hsm_restore", lfs_hsm_restore, 0, "Restore file from external storage.\n" "usage: hsm_restore [--filelist FILELIST] [--data DATA] ..."}, {"hsm_release", lfs_hsm_release, 0, "Release files from Lustre.\n" "usage: hsm_release [--filelist FILELIST] [--data DATA] ..."}, {"hsm_remove", lfs_hsm_remove, 0, "Remove file copy from external storage.\n" "usage: hsm_remove [--filelist FILELIST] [--data DATA] ..."}, {"hsm_cancel", lfs_hsm_cancel, 0, "Cancel requests related to specified files.\n" "usage: hsm_cancel [--filelist FILELIST] [--data DATA] ..."}, {"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n" "usage: swap_layouts "}, {"migrate", lfs_setstripe, 0, "migrate file from one layout to " "another (may be not safe with concurent writes).\n" SETSTRIPE_USAGE("migrate ", "")}, {"help", Parser_help, 0, "help"}, {"exit", Parser_quit, 0, "quit"}, {"quit", Parser_quit, 0, "quit"}, { 0, 0, 0, NULL } }; static int isnumber(const char *str) { const char *ptr; if (str[0] != '-' && !isdigit(str[0])) return 0; for (ptr = str + 1; *ptr != '\0'; ptr++) { if (!isdigit(*ptr)) return 0; } return 1; } #define MIGRATION_BLOCKS 1 static int lfs_migrate(char *name, unsigned long long stripe_size, int stripe_offset, int stripe_count, int stripe_pattern, char *pool_name, __u64 migration_flags) { int fd, fdv; char volatile_file[PATH_MAX]; char parent[PATH_MAX]; char *ptr; int rc; __u64 dv1; struct lov_user_md *lum = NULL; int lumsz; int bufsz; void *buf = NULL; int rsize, wsize; __u64 rpos, wpos, bufoff; int gid = 0, sz; int have_gl = 0; /* find the right size for the IO and allocate the buffer */ lumsz = lov_user_md_size(LOV_MAX_STRIPE_COUNT, LOV_USER_MAGIC_V3); lum = malloc(lumsz); if (lum == NULL) { rc = -ENOMEM; goto free; } rc = llapi_file_get_stripe(name, lum); /* failure can come from may case and some may be not real error * (eg: no stripe) * in case of a real error, a later call will failed with a better * error management */ if (rc < 0) bufsz = 1024*1024; else bufsz = lum->lmm_stripe_size; rc = posix_memalign(&buf, getpagesize(), bufsz); if (rc != 0) { rc = -rc; goto free; } if (migration_flags & MIGRATION_BLOCKS) { /* generate a random id for the grouplock */ fd = open("/dev/urandom", O_RDONLY); if (fd == -1) { rc = -errno; fprintf(stderr, "cannot open /dev/urandom (%s)\n", strerror(-rc)); goto free; } sz = sizeof(gid); rc = read(fd, &gid, sz); close(fd); if (rc < sz) { rc = -errno; fprintf(stderr, "cannot read %d bytes from" " /dev/urandom (%s)\n", sz, strerror(-rc)); goto free; } } /* search for file directory pathname */ strcpy(parent, name); ptr = strrchr(parent, '/'); if (ptr == NULL) { if (getcwd(parent, sizeof(parent)) == NULL) { rc = -errno; goto free; } } else { if (ptr == parent) strcpy(parent, "/"); else *ptr = '\0'; } sprintf(volatile_file, "%s/%s::", parent, LUSTRE_VOLATILE_HDR); /* create, open a volatile file, use caching (ie no directio) */ /* exclusive create is not needed because volatile files cannot * conflict on name by construction */ fdv = llapi_file_open_pool(volatile_file, O_CREAT | O_WRONLY, 0644, stripe_size, stripe_offset, stripe_count, stripe_pattern, pool_name); if (fdv < 0) { rc = fdv; fprintf(stderr, "cannot create volatile file in %s (%s)\n", parent, strerror(-rc)); goto free; } /* open file, direct io */ /* even if the file is only read, WR mode is nedeed to allow * layout swap on fd */ fd = open(name, O_RDWR | O_DIRECT); if (fd == -1) { rc = -errno; fprintf(stderr, "cannot open %s (%s)\n", name, strerror(-rc)); close(fdv); goto free; } /* get file data version */ rc = llapi_get_data_version(fd, &dv1, 0); if (rc != 0) { fprintf(stderr, "cannot get dataversion on %s (%s)\n", name, strerror(-rc)); goto error; } if (migration_flags & MIGRATION_BLOCKS) { /* take group lock to limit concurent access * this will be no more needed when exclusive access will * be implemented (see LU-2919) */ /* group lock is taken after data version read because it * blocks data version call */ if (ioctl(fd, LL_IOC_GROUP_LOCK, gid) == -1) { rc = -errno; fprintf(stderr, "cannot get group lock on %s (%s)\n", name, strerror(-rc)); goto error; } have_gl = 1; } /* copy data */ rpos = 0; wpos = 0; bufoff = 0; rsize = -1; do { /* read new data only if we have written all * previously read data */ if (wpos == rpos) { rsize = read(fd, buf, bufsz); if (rsize < 0) { rc = -errno; fprintf(stderr, "read failed on %s" " (%s)\n", name, strerror(-rc)); goto error; } rpos += rsize; bufoff = 0; } /* eof ? */ if (rsize == 0) break; wsize = write(fdv, buf + bufoff, rpos - wpos); if (wsize < 0) { rc = -errno; fprintf(stderr, "write failed on volatile" " for %s (%s)\n", name, strerror(-rc)); goto error; } wpos += wsize; bufoff += wsize; } while (1); /* flush data */ fsync(fdv); if (migration_flags & MIGRATION_BLOCKS) { /* give back group lock */ if (ioctl(fd, LL_IOC_GROUP_UNLOCK, gid) == -1) { rc = -errno; fprintf(stderr, "cannot put group lock on %s (%s)\n", name, strerror(-rc)); } have_gl = 0; } /* swap layouts * for a migration we need to: * - check data version on file did not change * - keep file mtime * - keep file atime */ rc = llapi_fswap_layouts(fd, fdv, dv1, 0, SWAP_LAYOUTS_CHECK_DV1 | SWAP_LAYOUTS_KEEP_MTIME | SWAP_LAYOUTS_KEEP_ATIME); if (rc == -EAGAIN) { fprintf(stderr, "file dataversion for %s has changed" " during copy, migration is aborted\n", name); goto error; } if (rc != 0) fprintf(stderr, "cannot swap layouts between %s and " "a volatile file (%s)\n", name, strerror(-rc)); error: /* give back group lock */ if ((migration_flags & MIGRATION_BLOCKS) && have_gl && (ioctl(fd, LL_IOC_GROUP_UNLOCK, gid) == -1)) { /* we keep in rc the original error */ fprintf(stderr, "cannot put group lock on %s (%s)\n", name, strerror(-errno)); } close(fdv); close(fd); free: if (lum) free(lum); if (buf) free(buf); return rc; } /* functions */ static int lfs_setstripe(int argc, char **argv) { char *fname; int result; unsigned long long st_size; int st_offset, st_count; char *end; int c; int delete = 0; char *stripe_size_arg = NULL; char *stripe_off_arg = NULL; char *stripe_count_arg = NULL; char *pool_name_arg = NULL; unsigned long long size_units = 1; int migrate_mode = 0; __u64 migration_flags = 0; struct option long_opts[] = { /* valid only in migrate mode */ {"block", no_argument, 0, 'b'}, #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --count option" #else /* This formerly implied "stripe-count", but was explicitly * made "stripe-count" for consistency with other options, * and to separate it from "mdt-count" when DNE arrives. */ {"count", required_argument, 0, 'c'}, #endif {"stripe-count", required_argument, 0, 'c'}, {"stripe_count", required_argument, 0, 'c'}, {"delete", no_argument, 0, 'd'}, #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --index option" #else /* This formerly implied "stripe-index", but was explicitly * made "stripe-index" for consistency with other options, * and to separate it from "mdt-index" when DNE arrives. */ {"index", required_argument, 0, 'i'}, #endif {"stripe-index", required_argument, 0, 'i'}, {"stripe_index", required_argument, 0, 'i'}, #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --offset option" #else /* This formerly implied "stripe-index", but was confusing * with "file offset" (which will eventually be needed for * with different layouts by offset), so deprecate it. */ {"offset", required_argument, 0, 'o'}, #endif {"pool", required_argument, 0, 'p'}, #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --size option" #else /* This formerly implied "--stripe-size", but was confusing * with "lfs find --size|-s", which means "file size", so use * the consistent "--stripe-size|-S" for all commands. */ {"size", required_argument, 0, 's'}, #endif {"stripe-size", required_argument, 0, 'S'}, {"stripe_size", required_argument, 0, 'S'}, {0, 0, 0, 0} }; st_size = 0; st_offset = -1; st_count = 0; if (strcmp(argv[0], "migrate") == 0) migrate_mode = 1; #if LUSTRE_VERSION < OBD_OCD_VERSION(2,4,50,0) if (argc == 5 && argv[1][0] != '-' && isnumber(argv[2]) && isnumber(argv[3]) && isnumber(argv[4])) { fprintf(stderr, "error: obsolete usage of setstripe " "positional parameters. Use -c, -i, -S instead.\n"); return CMD_HELP; } else #else #warning "remove obsolete positional parameter error" #endif { optind = 0; while ((c = getopt_long(argc, argv, "c:di:o:p:s:S:", long_opts, NULL)) >= 0) { switch (c) { case 0: /* Long options. */ break; case 'b': if (migrate_mode == 0) { fprintf(stderr, "--block is valid only for" " migrate mode"); return CMD_HELP; } migration_flags |= MIGRATION_BLOCKS; break; case 'c': #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --count option" #elif LUSTRE_VERSION >= OBD_OCD_VERSION(2,6,50,0) if (strcmp(argv[optind - 1], "--count") == 0) fprintf(stderr, "warning: '--count' deprecated" ", use '--stripe-count' instead\n"); #endif stripe_count_arg = optarg; break; case 'd': /* delete the default striping pattern */ delete = 1; break; case 'o': #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,4,50,0) fprintf(stderr, "warning: '--offset|-o' deprecated, " "use '--stripe-index|-i' instead\n"); #else if (strcmp(argv[optind - 1], "--offset") == 0) /* need --stripe-index established first */ fprintf(stderr, "warning: '--offset' deprecated" ", use '--index' instead\n"); #endif case 'i': #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --offset and --index options" #elif LUSTRE_VERSION >= OBD_OCD_VERSION(2,6,50,0) if (strcmp(argv[optind - 1], "--index") == 0) fprintf(stderr, "warning: '--index' deprecated" ", use '--stripe-index' instead\n"); #endif stripe_off_arg = optarg; break; case 's': #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --size option" #elif LUSTRE_VERSION >= OBD_OCD_VERSION(2,6,50,0) fprintf(stderr, "warning: '--size|-s' deprecated, " "use '--stripe-size|-S' instead\n"); #endif case 'S': stripe_size_arg = optarg; break; case 'p': pool_name_arg = optarg; break; default: return CMD_HELP; } } fname = argv[optind]; if (delete && (stripe_size_arg != NULL || stripe_off_arg != NULL || stripe_count_arg != NULL || pool_name_arg != NULL)) { fprintf(stderr, "error: %s: cannot specify -d with " "-s, -c, -o, or -p options\n", argv[0]); return CMD_HELP; } } if (optind == argc) { fprintf(stderr, "error: %s: missing filename|dirname\n", argv[0]); return CMD_HELP; } /* get the stripe size */ if (stripe_size_arg != NULL) { result = parse_size(stripe_size_arg, &st_size, &size_units, 0); if (result) { fprintf(stderr, "error: %s: bad stripe size '%s'\n", argv[0], stripe_size_arg); return result; } } /* get the stripe offset */ if (stripe_off_arg != NULL) { st_offset = strtol(stripe_off_arg, &end, 0); if (*end != '\0') { fprintf(stderr, "error: %s: bad stripe offset '%s'\n", argv[0], stripe_off_arg); return CMD_HELP; } } /* get the stripe count */ if (stripe_count_arg != NULL) { st_count = strtoul(stripe_count_arg, &end, 0); if (*end != '\0') { fprintf(stderr, "error: %s: bad stripe count '%s'\n", argv[0], stripe_count_arg); return CMD_HELP; } } do { if (migrate_mode) result = lfs_migrate(fname, st_size, st_offset, st_count, 0, pool_name_arg, migration_flags); else result = llapi_file_create_pool(fname, st_size, st_offset, st_count, 0, pool_name_arg); if (result) { fprintf(stderr, "error: %s: %s stripe file '%s' failed\n", argv[0], migrate_mode ? "migrate" : "create", fname); break; } fname = argv[++optind]; } while (fname != NULL); return result; } static int lfs_poollist(int argc, char **argv) { if (argc != 2) return CMD_HELP; return llapi_poollist(argv[1]); } static int set_time(time_t *time, time_t *set, char *str) { time_t t; int res = 0; if (str[0] == '+') res = 1; else if (str[0] == '-') res = -1; if (res) str++; t = strtol(str, NULL, 0); if (*time < t * 24 * 60 * 60) { if (res) str--; fprintf(stderr, "Wrong time '%s' is specified.\n", str); return INT_MAX; } *set = *time - t * 24 * 60 * 60; return res; } #define USER 0 #define GROUP 1 static int name2id(unsigned int *id, char *name, int type) { if (type == USER) { struct passwd *entry; if (!(entry = getpwnam(name))) { if (!errno) errno = ENOENT; return -1; } *id = entry->pw_uid; } else { struct group *entry; if (!(entry = getgrnam(name))) { if (!errno) errno = ENOENT; return -1; } *id = entry->gr_gid; } return 0; } static int id2name(char **name, unsigned int id, int type) { if (type == USER) { struct passwd *entry; if (!(entry = getpwuid(id))) { if (!errno) errno = ENOENT; return -1; } *name = entry->pw_name; } else { struct group *entry; if (!(entry = getgrgid(id))) { if (!errno) errno = ENOENT; return -1; } *name = entry->gr_name; } return 0; } #define FIND_POOL_OPT 3 static int lfs_find(int argc, char **argv) { int c, ret; time_t t; struct find_param param = { .maxdepth = -1, .quiet = 1 }; struct option long_opts[] = { {"atime", required_argument, 0, 'A'}, {"stripe-count", required_argument, 0, 'c'}, {"stripe_count", required_argument, 0, 'c'}, {"ctime", required_argument, 0, 'C'}, {"maxdepth", required_argument, 0, 'D'}, {"gid", required_argument, 0, 'g'}, {"group", required_argument, 0, 'G'}, {"stripe-index", required_argument, 0, 'i'}, {"stripe_index", required_argument, 0, 'i'}, {"mdt", required_argument, 0, 'm'}, {"mtime", required_argument, 0, 'M'}, {"name", required_argument, 0, 'n'}, /* reserve {"or", no_argument, , 0, 'o'}, to match find(1) */ {"obd", required_argument, 0, 'O'}, {"ost", required_argument, 0, 'O'}, /* no short option for pool, p/P already used */ {"pool", required_argument, 0, FIND_POOL_OPT}, {"print0", no_argument, 0, 'p'}, {"print", no_argument, 0, 'P'}, {"size", required_argument, 0, 's'}, {"stripe-size", required_argument, 0, 'S'}, {"stripe_size", required_argument, 0, 'S'}, {"type", required_argument, 0, 't'}, {"uid", required_argument, 0, 'u'}, {"user", required_argument, 0, 'U'}, {0, 0, 0, 0} }; int pathstart = -1; int pathend = -1; int neg_opt = 0; time_t *xtime; int *xsign; int isoption; char *endptr; time(&t); optind = 0; /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */ while ((c = getopt_long_only(argc, argv, "-A:c:C:D:g:G:i:m:M:n:O:Ppqrs:S:t:u:U:v", long_opts, NULL)) >= 0) { xtime = NULL; xsign = NULL; if (neg_opt) --neg_opt; /* '!' is part of option */ /* when getopt_long_only() finds a string which is not * an option nor a known option argument it returns 1 * in that case if we already have found pathstart and pathend * (i.e. we have the list of pathnames), * the only supported value is "!" */ isoption = (c != 1) || (strcmp(optarg, "!") == 0); if (!isoption && pathend != -1) { fprintf(stderr, "err: %s: filename|dirname must either " "precede options or follow options\n", argv[0]); ret = CMD_HELP; goto err; } if (!isoption && pathstart == -1) pathstart = optind - 1; if (isoption && pathstart != -1 && pathend == -1) pathend = optind - 2; switch (c) { case 0: /* Long options. */ break; case 1: /* unknown; opt is "!" or path component, * checking done above. */ if (strcmp(optarg, "!") == 0) neg_opt = 2; break; case 'A': xtime = ¶m.atime; xsign = ¶m.asign; param.exclude_atime = !!neg_opt; /* no break, this falls through to 'C' for ctime */ case 'C': if (c == 'C') { xtime = ¶m.ctime; xsign = ¶m.csign; param.exclude_ctime = !!neg_opt; } /* no break, this falls through to 'M' for mtime */ case 'M': if (c == 'M') { xtime = ¶m.mtime; xsign = ¶m.msign; param.exclude_mtime = !!neg_opt; } ret = set_time(&t, xtime, optarg); if (ret == INT_MAX) { ret = -1; goto err; } if (ret) *xsign = ret; break; case 'c': if (optarg[0] == '+') { param.stripecount_sign = -1; optarg++; } else if (optarg[0] == '-') { param.stripecount_sign = 1; optarg++; } param.stripecount = strtoul(optarg, &endptr, 0); if (*endptr != '\0') { fprintf(stderr,"error: bad stripe_count '%s'\n", optarg); ret = -1; goto err; } param.check_stripecount = 1; param.exclude_stripecount = !!neg_opt; break; case 'D': param.maxdepth = strtol(optarg, 0, 0); break; case 'g': case 'G': ret = name2id(¶m.gid, optarg, GROUP); if (ret) { param.gid = strtoul(optarg, &endptr, 10); if (*endptr != '\0') { fprintf(stderr, "Group/GID: %s cannot " "be found.\n", optarg); ret = -1; goto err; } } param.exclude_gid = !!neg_opt; param.check_gid = 1; break; case 'u': case 'U': ret = name2id(¶m.uid, optarg, USER); if (ret) { param.uid = strtoul(optarg, &endptr, 10); if (*endptr != '\0') { fprintf(stderr, "User/UID: %s cannot " "be found.\n", optarg); ret = -1; goto err; } } param.exclude_uid = !!neg_opt; param.check_uid = 1; break; case FIND_POOL_OPT: if (strlen(optarg) > LOV_MAXPOOLNAME) { fprintf(stderr, "Pool name %s is too long" " (max is %d)\n", optarg, LOV_MAXPOOLNAME); ret = -1; goto err; } /* we do check for empty pool because empty pool * is used to find V1 lov attributes */ strncpy(param.poolname, optarg, LOV_MAXPOOLNAME); param.poolname[LOV_MAXPOOLNAME] = '\0'; param.exclude_pool = !!neg_opt; param.check_pool = 1; break; case 'n': param.pattern = (char *)optarg; param.exclude_pattern = !!neg_opt; break; case 'm': case 'i': case 'O': { char *buf, *token, *next, *p; int len = 1; void *tmp; buf = strdup(optarg); if (buf == NULL) { ret = -ENOMEM; goto err; } param.exclude_obd = !!neg_opt; token = buf; while (token && *token) { token = strchr(token, ','); if (token) { len++; token++; } } if (c == 'm') { param.exclude_mdt = !!neg_opt; param.num_alloc_mdts += len; tmp = realloc(param.mdtuuid, param.num_alloc_mdts * sizeof(*param.mdtuuid)); if (tmp == NULL) GOTO(err_free, ret = -ENOMEM); param.mdtuuid = tmp; } else { param.exclude_obd = !!neg_opt; param.num_alloc_obds += len; tmp = realloc(param.obduuid, param.num_alloc_obds * sizeof(*param.obduuid)); if (tmp == NULL) GOTO(err_free, ret = -ENOMEM); param.obduuid = tmp; } for (token = buf; token && *token; token = next) { char *uuid; if (c == 'm') uuid = param.mdtuuid[param.num_mdts++].uuid; else uuid = param.obduuid[param.num_obds++].uuid; p = strchr(token, ','); next = 0; if (p) { *p = 0; next = p+1; } strcpy((char *)uuid, token); } err_free: if (buf) free(buf); break; } case 'p': param.zeroend = 1; break; case 'P': break; case 's': if (optarg[0] == '+') { param.size_sign = -1; optarg++; } else if (optarg[0] == '-') { param.size_sign = 1; optarg++; } ret = parse_size(optarg, ¶m.size, ¶m.size_units, 0); if (ret) { fprintf(stderr, "error: bad file size '%s'\n", optarg); goto err; } param.check_size = 1; param.exclude_size = !!neg_opt; break; case 'S': if (optarg[0] == '+') { param.stripesize_sign = -1; optarg++; } else if (optarg[0] == '-') { param.stripesize_sign = 1; optarg++; } ret = parse_size(optarg, ¶m.stripesize, ¶m.stripesize_units, 0); if (ret) { fprintf(stderr, "error: bad stripe_size '%s'\n", optarg); goto err; } param.check_stripesize = 1; param.exclude_stripesize = !!neg_opt; break; case 't': param.exclude_type = !!neg_opt; switch(optarg[0]) { case 'b': param.type = S_IFBLK; break; case 'c': param.type = S_IFCHR; break; case 'd': param.type = S_IFDIR; break; case 'f': param.type = S_IFREG; break; case 'l': param.type = S_IFLNK; break; case 'p': param.type = S_IFIFO; break; case 's': param.type = S_IFSOCK; break; #ifdef S_IFDOOR /* Solaris only */ case 'D': param.type = S_IFDOOR; break; #endif default: fprintf(stderr, "error: %s: bad type '%s'\n", argv[0], optarg); ret = CMD_HELP; goto err; }; break; default: ret = CMD_HELP; goto err; }; } if (pathstart == -1) { fprintf(stderr, "error: %s: no filename|pathname\n", argv[0]); ret = CMD_HELP; goto err; } else if (pathend == -1) { /* no options */ pathend = argc; } do { ret = llapi_find(argv[pathstart], ¶m); } while (++pathstart < pathend && !ret); if (ret) fprintf(stderr, "error: %s failed for %s.\n", argv[0], argv[optind - 1]); err: if (param.obduuid && param.num_alloc_obds) free(param.obduuid); if (param.mdtuuid && param.num_alloc_mdts) free(param.mdtuuid); return ret; } static int lfs_getstripe_internal(int argc, char **argv, struct find_param *param) { struct option long_opts[] = { #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --count option" #else /* This formerly implied "stripe-count", but was explicitly * made "stripe-count" for consistency with other options, * and to separate it from "mdt-count" when DNE arrives. */ {"count", no_argument, 0, 'c'}, #endif {"stripe-count", no_argument, 0, 'c'}, {"stripe_count", no_argument, 0, 'c'}, {"directory", no_argument, 0, 'd'}, {"generation", no_argument, 0, 'g'}, #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --index option" #else /* This formerly implied "stripe-index", but was explicitly * made "stripe-index" for consistency with other options, * and to separate it from "mdt-index" when DNE arrives. */ {"index", no_argument, 0, 'i'}, #endif {"stripe-index", no_argument, 0, 'i'}, {"stripe_index", no_argument, 0, 'i'}, {"mdt-index", no_argument, 0, 'M'}, {"mdt_index", no_argument, 0, 'M'}, #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --offset option" #else /* This formerly implied "stripe-index", but was confusing * with "file offset" (which will eventually be needed for * with different layouts by offset), so deprecate it. */ {"offset", no_argument, 0, 'o'}, #endif {"obd", required_argument, 0, 'O'}, {"ost", required_argument, 0, 'O'}, {"pool", no_argument, 0, 'p'}, {"quiet", no_argument, 0, 'q'}, {"recursive", no_argument, 0, 'r'}, {"raw", no_argument, 0, 'R'}, #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --size option" #else /* This formerly implied "--stripe-size", but was confusing * with "lfs find --size|-s", which means "file size", so use * the consistent "--stripe-size|-S" for all commands. */ {"size", no_argument, 0, 's'}, #endif {"stripe-size", no_argument, 0, 'S'}, {"stripe_size", no_argument, 0, 'S'}, {"verbose", no_argument, 0, 'v'}, {0, 0, 0, 0} }; int c, rc; param->maxdepth = 1; optind = 0; while ((c = getopt_long(argc, argv, "cdghiMoO:pqrRsSv", long_opts, NULL)) != -1) { switch (c) { case 'O': if (param->obduuid) { fprintf(stderr, "error: %s: only one obduuid allowed", argv[0]); return CMD_HELP; } param->obduuid = (struct obd_uuid *)optarg; break; case 'q': param->quiet++; break; case 'd': param->maxdepth = 0; break; case 'r': param->recursive = 1; break; case 'v': param->verbose = VERBOSE_ALL | VERBOSE_DETAIL; break; case 'c': #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --count option" #elif LUSTRE_VERSION >= OBD_OCD_VERSION(2,6,50,0) if (strcmp(argv[optind - 1], "--count") == 0) fprintf(stderr, "warning: '--count' deprecated," " use '--stripe-count' instead\n"); #endif if (!(param->verbose & VERBOSE_DETAIL)) { param->verbose |= VERBOSE_COUNT; param->maxdepth = 0; } break; case 's': #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --size option" #elif LUSTRE_VERSION >= OBD_OCD_VERSION(2,6,50,0) fprintf(stderr, "warning: '--size|-s' deprecated, " "use '--stripe-size|-S' instead\n"); #endif case 'S': if (!(param->verbose & VERBOSE_DETAIL)) { param->verbose |= VERBOSE_SIZE; param->maxdepth = 0; } break; case 'o': #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,4,50,0) fprintf(stderr, "warning: '--offset|-o' deprecated, " "use '--stripe-index|-i' instead\n"); #else if (strcmp(argv[optind - 1], "--offset") == 0) /* need --stripe-index established first */ fprintf(stderr, "warning: '--offset' deprecated" ", use '--index' instead\n"); #endif case 'i': #if LUSTRE_VERSION >= OBD_OCD_VERSION(2,9,50,0) #warning "remove deprecated --offset and --index options" #elif LUSTRE_VERSION >= OBD_OCD_VERSION(2,6,50,0) if (strcmp(argv[optind - 1], "--index") == 0) fprintf(stderr, "warning: '--index' deprecated" ", use '--stripe-index' instead\n"); #endif if (!(param->verbose & VERBOSE_DETAIL)) { param->verbose |= VERBOSE_OFFSET; param->maxdepth = 0; } break; case 'p': if (!(param->verbose & VERBOSE_DETAIL)) { param->verbose |= VERBOSE_POOL; param->maxdepth = 0; } break; case 'g': if (!(param->verbose & VERBOSE_DETAIL)) { param->verbose |= VERBOSE_GENERATION; param->maxdepth = 0; } break; case 'M': if (!(param->verbose & VERBOSE_DETAIL)) param->maxdepth = 0; param->verbose |= VERBOSE_MDTINDEX; break; case 'R': param->raw = 1; break; default: return CMD_HELP; } } if (optind >= argc) return CMD_HELP; if (param->recursive) param->maxdepth = -1; if (!param->verbose) param->verbose = VERBOSE_ALL; if (param->quiet) param->verbose = VERBOSE_OBJID; do { rc = llapi_getstripe(argv[optind], param); } while (++optind < argc && !rc); if (rc) fprintf(stderr, "error: %s failed for %s.\n", argv[0], argv[optind - 1]); return rc; } static int lfs_tgts(int argc, char **argv) { char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'}; struct find_param param; int index = 0, rc=0; if (argc > 2) return CMD_HELP; if (argc == 2 && !realpath(argv[1], path)) { rc = -errno; fprintf(stderr, "error: invalid path '%s': %s\n", argv[1], strerror(-rc)); return rc; } while (!llapi_search_mounts(path, index++, mntdir, NULL)) { /* Check if we have a mount point */ if (mntdir[0] == '\0') continue; memset(¶m, 0, sizeof(param)); if (!strcmp(argv[0], "mdts")) param.get_lmv = 1; rc = llapi_ostlist(mntdir, ¶m); if (rc) { fprintf(stderr, "error: %s: failed on %s\n", argv[0], mntdir); } if (path[0] != '\0') break; memset(mntdir, 0, PATH_MAX); } return rc; } static int lfs_getstripe(int argc, char **argv) { struct find_param param = { 0 }; return lfs_getstripe_internal(argc, argv, ¶m); } /* functions */ static int lfs_getdirstripe(int argc, char **argv) { struct find_param param = { 0 }; param.get_lmv = 1; return lfs_getstripe_internal(argc, argv, ¶m); } /* functions */ static int lfs_setdirstripe(int argc, char **argv) { char *dname; int result; int st_offset, st_count; char *end; int c; char *stripe_off_arg = NULL; int flags = 0; struct option long_opts[] = { {"index", required_argument, 0, 'i'}, {0, 0, 0, 0} }; st_offset = -1; st_count = 1; optind = 0; while ((c = getopt_long(argc, argv, "i:o", long_opts, NULL)) >= 0) { switch (c) { case 0: /* Long options. */ break; case 'i': stripe_off_arg = optarg; break; default: fprintf(stderr, "error: %s: option '%s' " "unrecognized\n", argv[0], argv[optind - 1]); return CMD_HELP; } } if (optind == argc) { fprintf(stderr, "error: %s: missing dirname\n", argv[0]); return CMD_HELP; } dname = argv[optind]; if (stripe_off_arg == NULL) { fprintf(stderr, "error: %s: missing stripe_off.\n", argv[0]); return CMD_HELP; } /* get the stripe offset */ st_offset = strtoul(stripe_off_arg, &end, 0); if (*end != '\0') { fprintf(stderr, "error: %s: bad stripe offset '%s'\n", argv[0], stripe_off_arg); return CMD_HELP; } do { result = llapi_dir_create_pool(dname, flags, st_offset, st_count, 0, NULL); if (result) { fprintf(stderr, "error: %s: create stripe dir '%s' " "failed\n", argv[0], dname); break; } dname = argv[++optind]; } while (dname != NULL); return result; } /* functions */ static int lfs_rmentry(int argc, char **argv) { char *dname; int index; int result = 0; if (argc <= 1) { fprintf(stderr, "error: %s: missing dirname\n", argv[0]); return CMD_HELP; } index = 1; dname = argv[index]; while (dname != NULL) { result = llapi_direntry_remove(dname); if (result) { fprintf(stderr, "error: %s: remove dir entry '%s' " "failed\n", argv[0], dname); break; } dname = argv[++index]; } return result; } static int lfs_osts(int argc, char **argv) { return lfs_tgts(argc, argv); } static int lfs_mdts(int argc, char **argv) { return lfs_tgts(argc, argv); } #define COOK(value) \ ({ \ int radix = 0; \ while (value > 1024) { \ value /= 1024; \ radix++; \ } \ radix; \ }) #define UUF "%-20s" #define CSF "%11s" #define CDF "%11llu" #define HDF "%8.1f%c" #define RSF "%4s" #define RDF "%3d%%" static int showdf(char *mntdir, struct obd_statfs *stat, char *uuid, int ishow, int cooked, char *type, int index, int rc) { long long avail, used, total; double ratio = 0; char *suffix = "KMGTPEZY"; /* Note if we have >2^64 bytes/fs these buffers will need to be grown */ char tbuf[20], ubuf[20], abuf[20], rbuf[20]; if (!uuid || !stat) return -EINVAL; switch (rc) { case 0: if (ishow) { avail = stat->os_ffree; used = stat->os_files - stat->os_ffree; total = stat->os_files; } else { int shift = cooked ? 0 : 10; avail = (stat->os_bavail * stat->os_bsize) >> shift; used = ((stat->os_blocks - stat->os_bfree) * stat->os_bsize) >> shift; total = (stat->os_blocks * stat->os_bsize) >> shift; } if ((used + avail) > 0) ratio = (double)used / (double)(used + avail); if (cooked) { int i; double cook_val; cook_val = (double)total; i = COOK(cook_val); if (i > 0) sprintf(tbuf, HDF, cook_val, suffix[i - 1]); else sprintf(tbuf, CDF, total); cook_val = (double)used; i = COOK(cook_val); if (i > 0) sprintf(ubuf, HDF, cook_val, suffix[i - 1]); else sprintf(ubuf, CDF, used); cook_val = (double)avail; i = COOK(cook_val); if (i > 0) sprintf(abuf, HDF, cook_val, suffix[i - 1]); else sprintf(abuf, CDF, avail); } else { sprintf(tbuf, CDF, total); sprintf(ubuf, CDF, used); sprintf(abuf, CDF, avail); } sprintf(rbuf, RDF, (int)(ratio * 100 + 0.5)); printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s", uuid, tbuf, ubuf, abuf, rbuf, mntdir); if (type) printf("[%s:%d]\n", type, index); else printf("\n"); break; case -ENODATA: printf(UUF": inactive device\n", uuid); break; default: printf(UUF": %s\n", uuid, strerror(-rc)); break; } return 0; } struct ll_stat_type { int st_op; char *st_name; }; static int mntdf(char *mntdir, char *fsname, char *pool, int ishow, int cooked, int lazy) { struct obd_statfs stat_buf, sum = { .os_bsize = 1 }; struct obd_uuid uuid_buf; char *poolname = NULL; struct ll_stat_type types[] = { { LL_STATFS_LMV, "MDT" }, { LL_STATFS_LOV, "OST" }, { 0, NULL } }; struct ll_stat_type *tp; __u32 index; __u32 type; int rc; if (pool) { poolname = strchr(pool, '.'); if (poolname != NULL) { if (strncmp(fsname, pool, strlen(fsname))) { fprintf(stderr, "filesystem name incorrect\n"); return -ENODEV; } poolname++; } else poolname = pool; } if (ishow) printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n", "UUID", "Inodes", "IUsed", "IFree", "IUse%", "Mounted on"); else printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n", "UUID", cooked ? "bytes" : "1K-blocks", "Used", "Available", "Use%", "Mounted on"); for (tp = types; tp->st_name != NULL; tp++) { for (index = 0; ; index++) { memset(&stat_buf, 0, sizeof(struct obd_statfs)); memset(&uuid_buf, 0, sizeof(struct obd_uuid)); type = lazy ? tp->st_op | LL_STATFS_NODELAY : tp->st_op; rc = llapi_obd_statfs(mntdir, type, index, &stat_buf, &uuid_buf); if (rc == -ENODEV) break; if (poolname && tp->st_op == LL_STATFS_LOV && llapi_search_ost(fsname, poolname, obd_uuid2str(&uuid_buf)) != 1) continue; /* the llapi_obd_statfs() call may have returned with * an error, but if it filled in uuid_buf we will at * lease use that to print out a message for that OBD. * If we didn't get anything in the uuid_buf, then fill * it in so that we can print an error message. */ if (uuid_buf.uuid[0] == '\0') sprintf(uuid_buf.uuid, "%s%04x", tp->st_name, index); showdf(mntdir, &stat_buf, obd_uuid2str(&uuid_buf), ishow, cooked, tp->st_name, index, rc); if (rc == 0) { if (tp->st_op == LL_STATFS_LMV) { sum.os_ffree += stat_buf.os_ffree; sum.os_files += stat_buf.os_files; } else /* if (tp->st_op == LL_STATFS_LOV) */ { sum.os_blocks += stat_buf.os_blocks * stat_buf.os_bsize; sum.os_bfree += stat_buf.os_bfree * stat_buf.os_bsize; sum.os_bavail += stat_buf.os_bavail * stat_buf.os_bsize; } } else if (rc == -EINVAL || rc == -EFAULT) { break; } } } printf("\n"); showdf(mntdir, &sum, "filesystem summary:", ishow, cooked, NULL, 0,0); printf("\n"); return 0; } static int lfs_df(int argc, char **argv) { char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'}; int ishow = 0, cooked = 0; int lazy = 0; int c, rc = 0, index = 0; char fsname[PATH_MAX] = "", *pool_name = NULL; struct option long_opts[] = { {"pool", required_argument, 0, 'p'}, {"lazy", 0, 0, 'l'}, {0, 0, 0, 0} }; optind = 0; while ((c = getopt_long(argc, argv, "hilp:", long_opts, NULL)) != -1) { switch (c) { case 'i': ishow = 1; break; case 'h': cooked = 1; break; case 'l': lazy = 1; case 'p': pool_name = optarg; break; default: return CMD_HELP; } } if (optind < argc && !realpath(argv[optind], path)) { rc = -errno; fprintf(stderr, "error: invalid path '%s': %s\n", argv[optind], strerror(-rc)); return rc; } while (!llapi_search_mounts(path, index++, mntdir, fsname)) { /* Check if we have a mount point */ if (mntdir[0] == '\0') continue; rc = mntdf(mntdir, fsname, pool_name, ishow, cooked, lazy); if (rc || path[0] != '\0') break; fsname[0] = '\0'; /* avoid matching in next loop */ mntdir[0] = '\0'; /* avoid matching in next loop */ } return rc; } static int lfs_getname(int argc, char **argv) { char mntdir[PATH_MAX] = "", path[PATH_MAX] = "", fsname[PATH_MAX] = ""; int rc = 0, index = 0, c; char buf[sizeof(struct obd_uuid)]; optind = 0; while ((c = getopt(argc, argv, "h")) != -1) return CMD_HELP; if (optind == argc) { /* no paths specified, get all paths. */ while (!llapi_search_mounts(path, index++, mntdir, fsname)) { rc = llapi_getname(mntdir, buf, sizeof(buf)); if (rc < 0) { fprintf(stderr, "cannot get name for `%s': %s\n", mntdir, strerror(-rc)); break; } printf("%s %s\n", buf, mntdir); path[0] = fsname[0] = mntdir[0] = 0; } } else { /* paths specified, only attempt to search these. */ for (; optind < argc; optind++) { rc = llapi_getname(argv[optind], buf, sizeof(buf)); if (rc < 0) { fprintf(stderr, "cannot get name for `%s': %s\n", argv[optind], strerror(-rc)); break; } printf("%s %s\n", buf, argv[optind]); } } return rc; } static int lfs_check(int argc, char **argv) { int rc; char mntdir[PATH_MAX] = {'\0'}; int num_types = 1; char *obd_types[2]; char obd_type1[4]; char obd_type2[4]; if (argc != 2) return CMD_HELP; obd_types[0] = obd_type1; obd_types[1] = obd_type2; if (strcmp(argv[1], "osts") == 0) { strcpy(obd_types[0], "osc"); } else if (strcmp(argv[1], "mds") == 0) { strcpy(obd_types[0], "mdc"); } else if (strcmp(argv[1], "servers") == 0) { num_types = 2; strcpy(obd_types[0], "osc"); strcpy(obd_types[1], "mdc"); } else { fprintf(stderr, "error: %s: option '%s' unrecognized\n", argv[0], argv[1]); return CMD_HELP; } rc = llapi_search_mounts(NULL, 0, mntdir, NULL); if (rc < 0 || mntdir[0] == '\0') { fprintf(stderr, "No suitable Lustre mount found\n"); return rc; } rc = llapi_target_iterate(num_types, obd_types, mntdir, llapi_ping_target); if (rc) fprintf(stderr, "error: %s: %s status failed\n", argv[0],argv[1]); return rc; } static int lfs_join(int argc, char **argv) { fprintf(stderr, "join two lustre files into one.\n" "obsolete, HEAD does not support it anymore.\n"); return 0; } #ifdef HAVE_SYS_QUOTA_H static int lfs_quotacheck(int argc, char **argv) { int c, check_type = 0; char *mnt; struct if_quotacheck qchk; struct if_quotactl qctl; char *obd_type = (char *)qchk.obd_type; int rc; memset(&qchk, 0, sizeof(qchk)); optind = 0; while ((c = getopt(argc, argv, "gu")) != -1) { switch (c) { case 'u': check_type |= 0x01; break; case 'g': check_type |= 0x02; break; default: fprintf(stderr, "error: %s: option '-%c' " "unrecognized\n", argv[0], c); return CMD_HELP; } } if (check_type) check_type--; else /* do quotacheck for both user & group quota by default */ check_type = 0x02; if (argc == optind) return CMD_HELP; mnt = argv[optind]; rc = llapi_quotacheck(mnt, check_type); if (rc == -EOPNOTSUPP) { fprintf(stderr, "error: quotacheck not supported by the quota " "master.\nPlease note that quotacheck is deprecated as " "of lustre 2.4.0 since space accounting is always " "enabled.\nFilesystems not formatted with 2.4 utils or " "beyond can be upgraded with tunefs.lustre --quota.\n"); return rc; } else if (rc) { fprintf(stderr, "quotacheck failed: %s\n", strerror(-rc)); return rc; } rc = llapi_poll_quotacheck(mnt, &qchk); if (rc) { if (*obd_type) fprintf(stderr, "%s %s ", obd_type, obd_uuid2str(&qchk.obd_uuid)); fprintf(stderr, "quota check failed: %s\n", strerror(-rc)); return rc; } memset(&qctl, 0, sizeof(qctl)); qctl.qc_cmd = LUSTRE_Q_QUOTAON; qctl.qc_type = check_type; rc = llapi_quotactl(mnt, &qctl); if (rc && rc != -EALREADY) { if (*obd_type) fprintf(stderr, "%s %s ", (char *)qctl.obd_type, obd_uuid2str(&qctl.obd_uuid)); fprintf(stderr, "%s turn on quota failed: %s\n", argv[0], strerror(-rc)); return rc; } return 0; } static int lfs_quotaon(int argc, char **argv) { int c; char *mnt; struct if_quotactl qctl; char *obd_type = (char *)qctl.obd_type; int rc; memset(&qctl, 0, sizeof(qctl)); qctl.qc_cmd = LUSTRE_Q_QUOTAON; optind = 0; while ((c = getopt(argc, argv, "fgu")) != -1) { switch (c) { case 'u': qctl.qc_type |= 0x01; break; case 'g': qctl.qc_type |= 0x02; break; case 'f': qctl.qc_cmd = LUSTRE_Q_QUOTAOFF; break; default: fprintf(stderr, "error: %s: option '-%c' " "unrecognized\n", argv[0], c); return CMD_HELP; } } if (qctl.qc_type) qctl.qc_type--; else /* by default, enable quota for both user & group */ qctl.qc_type = 0x02; if (argc == optind) return CMD_HELP; mnt = argv[optind]; rc = llapi_quotactl(mnt, &qctl); if (rc) { if (rc == -EOPNOTSUPP) { fprintf(stderr, "error: quotaon not supported by the " "quota master.\nPlease note that quotaon/off is" " deprecated as of lustre 2.4.0.\nQuota " "enforcement should now be enabled on the MGS " "via:\nmgs# lctl conf_param ${FSNAME}.quota." "=\n(ost for block quota, mdt " "for inode quota, u for user and g for group" "\n"); } else if (rc == -EALREADY) { rc = 0; } else if (rc == -ENOENT) { fprintf(stderr, "error: cannot find quota database, " "make sure you have run quotacheck\n"); } else { if (*obd_type) fprintf(stderr, "%s %s ", obd_type, obd_uuid2str(&qctl.obd_uuid)); fprintf(stderr, "%s failed: %s\n", argv[0], strerror(-rc)); } } return rc; } static int lfs_quotaoff(int argc, char **argv) { int c; char *mnt; struct if_quotactl qctl; char *obd_type = (char *)qctl.obd_type; int rc; memset(&qctl, 0, sizeof(qctl)); qctl.qc_cmd = LUSTRE_Q_QUOTAOFF; optind = 0; while ((c = getopt(argc, argv, "gu")) != -1) { switch (c) { case 'u': qctl.qc_type |= 0x01; break; case 'g': qctl.qc_type |= 0x02; break; default: fprintf(stderr, "error: %s: option '-%c' " "unrecognized\n", argv[0], c); return CMD_HELP; } } if (qctl.qc_type) qctl.qc_type--; else /* by default, disable quota for both user & group */ qctl.qc_type = 0x02; if (argc == optind) return CMD_HELP; mnt = argv[optind]; rc = llapi_quotactl(mnt, &qctl); if (rc) { if (rc == -EOPNOTSUPP) { fprintf(stderr, "error: quotaoff not supported by the " "quota master.\nPlease note that quotaon/off is" " deprecated as of lustre 2.4.0.\nQuota " "enforcement can be disabled on the MGS via:\n" "mgs# lctl conf_param ${FSNAME}.quota." "=\"\"\n"); } else if (rc == -EALREADY) { rc = 0; } else { if (*obd_type) fprintf(stderr, "%s %s ", obd_type, obd_uuid2str(&qctl.obd_uuid)); fprintf(stderr, "quotaoff failed: %s\n", strerror(-rc)); } } return rc; } #define ARG2INT(nr, str, msg) \ do { \ char *endp; \ nr = strtol(str, &endp, 0); \ if (*endp) { \ fprintf(stderr, "error: bad %s: %s\n", msg, str); \ return CMD_HELP; \ } \ } while (0) #define ADD_OVERFLOW(a,b) ((a + b) < a) ? (a = ULONG_MAX) : (a = a + b) /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value * returns the value or ULONG_MAX on integer overflow or incorrect format * Notes: * 1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w) * 2. specifiers may be encountered multiple times (2s3s is 5 seconds) * 3. empty integer value is interpreted as 0 */ static unsigned long str2sec(const char* timestr) { const char spec[] = "smhdw"; const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60}; unsigned long val = 0; char *tail; if (strpbrk(timestr, spec) == NULL) { /* no specifiers inside the time string, should treat it as an integer value */ val = strtoul(timestr, &tail, 10); return *tail ? ULONG_MAX : val; } /* format string is XXwXXdXXhXXmXXs */ while (*timestr) { unsigned long v; int ind; char* ptr; v = strtoul(timestr, &tail, 10); if (v == ULONG_MAX || *tail == '\0') /* value too large (ULONG_MAX or more) or missing specifier */ goto error; ptr = strchr(spec, *tail); if (ptr == NULL) /* unknown specifier */ goto error; ind = ptr - spec; /* check if product will overflow the type */ if (!(v < ULONG_MAX / mult[ind])) goto error; ADD_OVERFLOW(val, mult[ind] * v); if (val == ULONG_MAX) goto error; timestr = tail + 1; } return val; error: return ULONG_MAX; } #define ARG2ULL(nr, str, def_units) \ do { \ unsigned long long limit, units = def_units; \ int rc; \ \ rc = parse_size(str, &limit, &units, 1); \ if (rc < 0) { \ fprintf(stderr, "error: bad limit value %s\n", str); \ return CMD_HELP; \ } \ nr = limit; \ } while (0) static inline int has_times_option(int argc, char **argv) { int i; for (i = 1; i < argc; i++) if (!strcmp(argv[i], "-t")) return 1; return 0; } int lfs_setquota_times(int argc, char **argv) { int c, rc; struct if_quotactl qctl; char *mnt, *obd_type = (char *)qctl.obd_type; struct obd_dqblk *dqb = &qctl.qc_dqblk; struct obd_dqinfo *dqi = &qctl.qc_dqinfo; struct option long_opts[] = { {"block-grace", required_argument, 0, 'b'}, {"group", no_argument, 0, 'g'}, {"inode-grace", required_argument, 0, 'i'}, {"times", no_argument, 0, 't'}, {"user", no_argument, 0, 'u'}, {0, 0, 0, 0} }; memset(&qctl, 0, sizeof(qctl)); qctl.qc_cmd = LUSTRE_Q_SETINFO; qctl.qc_type = UGQUOTA; optind = 0; while ((c = getopt_long(argc, argv, "b:gi:tu", long_opts, NULL)) != -1) { switch (c) { case 'u': case 'g': if (qctl.qc_type != UGQUOTA) { fprintf(stderr, "error: -u and -g can't be used " "more than once\n"); return CMD_HELP; } qctl.qc_type = (c == 'u') ? USRQUOTA : GRPQUOTA; break; case 'b': if ((dqi->dqi_bgrace = str2sec(optarg)) == ULONG_MAX) { fprintf(stderr, "error: bad block-grace: %s\n", optarg); return CMD_HELP; } dqb->dqb_valid |= QIF_BTIME; break; case 'i': if ((dqi->dqi_igrace = str2sec(optarg)) == ULONG_MAX) { fprintf(stderr, "error: bad inode-grace: %s\n", optarg); return CMD_HELP; } dqb->dqb_valid |= QIF_ITIME; break; case 't': /* Yes, of course! */ break; default: /* getopt prints error message for us when opterr != 0 */ return CMD_HELP; } } if (qctl.qc_type == UGQUOTA) { fprintf(stderr, "error: neither -u nor -g specified\n"); return CMD_HELP; } if (optind != argc - 1) { fprintf(stderr, "error: unexpected parameters encountered\n"); return CMD_HELP; } mnt = argv[optind]; rc = llapi_quotactl(mnt, &qctl); if (rc) { if (*obd_type) fprintf(stderr, "%s %s ", obd_type, obd_uuid2str(&qctl.obd_uuid)); fprintf(stderr, "setquota failed: %s\n", strerror(-rc)); return rc; } return 0; } #define BSLIMIT (1 << 0) #define BHLIMIT (1 << 1) #define ISLIMIT (1 << 2) #define IHLIMIT (1 << 3) int lfs_setquota(int argc, char **argv) { int c, rc; struct if_quotactl qctl; char *mnt, *obd_type = (char *)qctl.obd_type; struct obd_dqblk *dqb = &qctl.qc_dqblk; struct option long_opts[] = { {"block-softlimit", required_argument, 0, 'b'}, {"block-hardlimit", required_argument, 0, 'B'}, {"group", required_argument, 0, 'g'}, {"inode-softlimit", required_argument, 0, 'i'}, {"inode-hardlimit", required_argument, 0, 'I'}, {"user", required_argument, 0, 'u'}, {0, 0, 0, 0} }; unsigned limit_mask = 0; char *endptr; if (has_times_option(argc, argv)) return lfs_setquota_times(argc, argv); memset(&qctl, 0, sizeof(qctl)); qctl.qc_cmd = LUSTRE_Q_SETQUOTA; qctl.qc_type = UGQUOTA; /* UGQUOTA makes no sense for setquota, * so it can be used as a marker that qc_type * isn't reinitialized from command line */ optind = 0; while ((c = getopt_long(argc, argv, "b:B:g:i:I:u:", long_opts, NULL)) != -1) { switch (c) { case 'u': case 'g': if (qctl.qc_type != UGQUOTA) { fprintf(stderr, "error: -u and -g can't be used" " more than once\n"); return CMD_HELP; } qctl.qc_type = (c == 'u') ? USRQUOTA : GRPQUOTA; rc = name2id(&qctl.qc_id, optarg, (qctl.qc_type == USRQUOTA) ? USER : GROUP); if (rc) { qctl.qc_id = strtoul(optarg, &endptr, 10); if (*endptr != '\0') { fprintf(stderr, "error: can't find id " "for name %s\n", optarg); return CMD_HELP; } } break; case 'b': ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024); dqb->dqb_bsoftlimit >>= 10; limit_mask |= BSLIMIT; break; case 'B': ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024); dqb->dqb_bhardlimit >>= 10; limit_mask |= BHLIMIT; break; case 'i': ARG2ULL(dqb->dqb_isoftlimit, optarg, 1); limit_mask |= ISLIMIT; break; case 'I': ARG2ULL(dqb->dqb_ihardlimit, optarg, 1); limit_mask |= IHLIMIT; break; default: /* getopt prints error message for us when opterr != 0 */ return CMD_HELP; } } if (qctl.qc_type == UGQUOTA) { fprintf(stderr, "error: neither -u nor -g was specified\n"); return CMD_HELP; } if (limit_mask == 0) { fprintf(stderr, "error: at least one limit must be specified\n"); return CMD_HELP; } if (optind != argc - 1) { fprintf(stderr, "error: unexpected parameters encountered\n"); return CMD_HELP; } mnt = argv[optind]; if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) || (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) { /* sigh, we can't just set blimits/ilimits */ struct if_quotactl tmp_qctl = {.qc_cmd = LUSTRE_Q_GETQUOTA, .qc_type = qctl.qc_type, .qc_id = qctl.qc_id}; rc = llapi_quotactl(mnt, &tmp_qctl); if (rc < 0) { fprintf(stderr, "error: setquota failed while retrieving" " current quota settings (%s)\n", strerror(-rc)); return rc; } if (!(limit_mask & BHLIMIT)) dqb->dqb_bhardlimit = tmp_qctl.qc_dqblk.dqb_bhardlimit; if (!(limit_mask & BSLIMIT)) dqb->dqb_bsoftlimit = tmp_qctl.qc_dqblk.dqb_bsoftlimit; if (!(limit_mask & IHLIMIT)) dqb->dqb_ihardlimit = tmp_qctl.qc_dqblk.dqb_ihardlimit; if (!(limit_mask & ISLIMIT)) dqb->dqb_isoftlimit = tmp_qctl.qc_dqblk.dqb_isoftlimit; /* Keep grace times if we have got no softlimit arguments */ if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) { dqb->dqb_valid |= QIF_BTIME; dqb->dqb_btime = tmp_qctl.qc_dqblk.dqb_btime; } if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) { dqb->dqb_valid |= QIF_ITIME; dqb->dqb_itime = tmp_qctl.qc_dqblk.dqb_itime; } } dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0; dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0; rc = llapi_quotactl(mnt, &qctl); if (rc) { if (*obd_type) fprintf(stderr, "%s %s ", obd_type, obd_uuid2str(&qctl.obd_uuid)); fprintf(stderr, "setquota failed: %s\n", strerror(-rc)); return rc; } return 0; } static inline char *type2name(int check_type) { if (check_type == USRQUOTA) return "user"; else if (check_type == GRPQUOTA) return "group"; else return "unknown"; } /* Converts seconds value into format string * result is returned in buf * Notes: * 1. result is in descenting order: 1w2d3h4m5s * 2. zero fields are not filled (except for p. 3): 5d1s * 3. zero seconds value is presented as "0s" */ static char * __sec2str(time_t seconds, char *buf) { const char spec[] = "smhdw"; const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60}; unsigned long c; char *tail = buf; int i; for (i = sizeof(mult) / sizeof(mult[0]) - 1 ; i >= 0; i--) { c = seconds / mult[i]; if (c > 0 || (i == 0 && buf == tail)) tail += snprintf(tail, 40-(tail-buf), "%lu%c", c, spec[i]); seconds %= mult[i]; } return tail; } static void sec2str(time_t seconds, char *buf, int rc) { char *tail = buf; if (rc) *tail++ = '['; tail = __sec2str(seconds, tail); if (rc && tail - buf < 39) { *tail++ = ']'; *tail++ = 0; } } static void diff2str(time_t seconds, char *buf, time_t now) { buf[0] = 0; if (!seconds) return; if (seconds <= now) { strcpy(buf, "none"); return; } __sec2str(seconds - now, buf); } static void print_quota_title(char *name, struct if_quotactl *qctl) { printf("Disk quotas for %s %s (%cid %u):\n", type2name(qctl->qc_type), name, *type2name(qctl->qc_type), qctl->qc_id); printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n", "Filesystem", "kbytes", "quota", "limit", "grace", "files", "quota", "limit", "grace"); } static void print_quota(char *mnt, struct if_quotactl *qctl, int type, int rc) { time_t now; time(&now); if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA) { int bover = 0, iover = 0; struct obd_dqblk *dqb = &qctl->qc_dqblk; if (dqb->dqb_bhardlimit && toqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) { bover = 1; } else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) { if (dqb->dqb_btime > now) { bover = 2; } else { bover = 3; } } if (dqb->dqb_ihardlimit && dqb->dqb_curinodes >= dqb->dqb_ihardlimit) { iover = 1; } else if (dqb->dqb_isoftlimit && dqb->dqb_itime) { if (dqb->dqb_btime > now) { iover = 2; } else { iover = 3; } } #if 0 /* XXX: always print quotas even when no usages */ if (dqb->dqb_curspace || dqb->dqb_curinodes) #endif { char numbuf[3][32]; char timebuf[40]; if (strlen(mnt) > 15) printf("%s\n%15s", mnt, ""); else printf("%15s", mnt); if (bover) diff2str(dqb->dqb_btime, timebuf, now); if (rc == -EREMOTEIO) sprintf(numbuf[0], LPU64"*", toqb(dqb->dqb_curspace)); else sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ? LPU64 : "["LPU64"]", toqb(dqb->dqb_curspace)); if (type == QC_GENERAL) sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ? LPU64 : "["LPU64"]", dqb->dqb_bsoftlimit); else sprintf(numbuf[1], "%s", "-"); sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ? LPU64 : "["LPU64"]", dqb->dqb_bhardlimit); printf(" %7s%c %6s %7s %7s", numbuf[0], bover ? '*' : ' ', numbuf[1], numbuf[2], bover > 1 ? timebuf : "-"); if (iover) diff2str(dqb->dqb_itime, timebuf, now); sprintf(numbuf[0], (dqb->dqb_valid & QIF_INODES) ? LPU64 : "["LPU64"]", dqb->dqb_curinodes); if (type == QC_GENERAL) sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ? LPU64 : "["LPU64"]", dqb->dqb_isoftlimit); else sprintf(numbuf[1], "%s", "-"); sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ? LPU64 : "["LPU64"]", dqb->dqb_ihardlimit); if (type != QC_OSTIDX) printf(" %7s%c %6s %7s %7s", numbuf[0], iover ? '*' : ' ', numbuf[1], numbuf[2], iover > 1 ? timebuf : "-"); else printf(" %7s %7s %7s %7s", "-", "-", "-", "-"); printf("\n"); } } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO || qctl->qc_cmd == Q_GETOINFO) { char bgtimebuf[40]; char igtimebuf[40]; sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf, rc); sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf, rc); printf("Block grace time: %s; Inode grace time: %s\n", bgtimebuf, igtimebuf); } } static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt) { int rc = 0, rc1 = 0, count = 0; __u32 valid = qctl->qc_valid; rc = llapi_get_obd_count(mnt, &count, is_mdt); if (rc) { fprintf(stderr, "can not get %s count: %s\n", is_mdt ? "mdt": "ost", strerror(-rc)); return rc; } for (qctl->qc_idx = 0; qctl->qc_idx < count; qctl->qc_idx++) { qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX; rc = llapi_quotactl(mnt, qctl); if (rc) { /* It is remote client case. */ if (-rc == EOPNOTSUPP) { rc = 0; goto out; } if (!rc1) rc1 = rc; fprintf(stderr, "quotactl %s%d failed.\n", is_mdt ? "mdt": "ost", qctl->qc_idx); continue; } print_quota(obd_uuid2str(&qctl->obd_uuid), qctl, qctl->qc_valid, 0); } out: qctl->qc_valid = valid; return rc ? : rc1; } static int lfs_quota(int argc, char **argv) { int c; char *mnt, *name = NULL; struct if_quotactl qctl = { .qc_cmd = LUSTRE_Q_GETQUOTA, .qc_type = UGQUOTA }; char *obd_type = (char *)qctl.obd_type; char *obd_uuid = (char *)qctl.obd_uuid.uuid; int rc, rc1 = 0, rc2 = 0, rc3 = 0, verbose = 0, pass = 0, quiet = 0, inacc; char *endptr; __u32 valid = QC_GENERAL, idx = 0; optind = 0; while ((c = getopt(argc, argv, "gi:I:o:qtuv")) != -1) { switch (c) { case 'u': if (qctl.qc_type != UGQUOTA) { fprintf(stderr, "error: use either -u or -g\n"); return CMD_HELP; } qctl.qc_type = USRQUOTA; break; case 'g': if (qctl.qc_type != UGQUOTA) { fprintf(stderr, "error: use either -u or -g\n"); return CMD_HELP; } qctl.qc_type = GRPQUOTA; break; case 't': qctl.qc_cmd = LUSTRE_Q_GETINFO; break; case 'o': valid = qctl.qc_valid = QC_UUID; strncpy(obd_uuid, optarg, sizeof(qctl.obd_uuid)); break; case 'i': valid = qctl.qc_valid = QC_MDTIDX; idx = qctl.qc_idx = atoi(optarg); break; case 'I': valid = qctl.qc_valid = QC_OSTIDX; idx = qctl.qc_idx = atoi(optarg); break; case 'v': verbose = 1; break; case 'q': quiet = 1; break; default: fprintf(stderr, "error: %s: option '-%c' " "unrecognized\n", argv[0], c); return CMD_HELP; } } /* current uid/gid info for "lfs quota /path/to/lustre/mount" */ if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && qctl.qc_type == UGQUOTA && optind == argc - 1) { ug_output: memset(&qctl, 0, sizeof(qctl)); /* spoiled by print_*_quota */ qctl.qc_cmd = LUSTRE_Q_GETQUOTA; qctl.qc_valid = valid; qctl.qc_idx = idx; if (pass++ == 0) { qctl.qc_type = USRQUOTA; qctl.qc_id = geteuid(); } else { qctl.qc_type = GRPQUOTA; qctl.qc_id = getegid(); } rc = id2name(&name, qctl.qc_id, (qctl.qc_type == USRQUOTA) ? USER : GROUP); if (rc) name = ""; /* lfs quota -u username /path/to/lustre/mount */ } else if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA) { /* options should be followed by u/g-name and mntpoint */ if (optind + 2 != argc || qctl.qc_type == UGQUOTA) { fprintf(stderr, "error: missing quota argument(s)\n"); return CMD_HELP; } name = argv[optind++]; rc = name2id(&qctl.qc_id, name, (qctl.qc_type == USRQUOTA) ? USER : GROUP); if (rc) { qctl.qc_id = strtoul(name, &endptr, 10); if (*endptr != '\0') { fprintf(stderr, "error: can't find id for name " "%s\n", name); return CMD_HELP; } } } else if (optind + 1 != argc || qctl.qc_type == UGQUOTA) { fprintf(stderr, "error: missing quota info argument(s)\n"); return CMD_HELP; } mnt = argv[optind]; rc1 = llapi_quotactl(mnt, &qctl); if (rc1 < 0) { switch (rc1) { case -ESRCH: fprintf(stderr, "%s quotas are not enabled.\n", qctl.qc_type == USRQUOTA ? "user" : "group"); goto out; case -EPERM: fprintf(stderr, "Permission denied.\n"); case -ENOENT: /* We already got a "No such file..." message. */ goto out; default: fprintf(stderr, "Unexpected quotactl error: %s\n", strerror(-rc1)); } } if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && !quiet) print_quota_title(name, &qctl); if (rc1 && *obd_type) fprintf(stderr, "%s %s ", obd_type, obd_uuid); if (qctl.qc_valid != QC_GENERAL) mnt = ""; inacc = (qctl.qc_cmd == LUSTRE_Q_GETQUOTA) && ((qctl.qc_dqblk.dqb_valid&(QIF_LIMITS|QIF_USAGE))!=(QIF_LIMITS|QIF_USAGE)); print_quota(mnt, &qctl, QC_GENERAL, rc1); if (qctl.qc_valid == QC_GENERAL && qctl.qc_cmd != LUSTRE_Q_GETINFO && verbose) { rc2 = print_obd_quota(mnt, &qctl, 1); rc3 = print_obd_quota(mnt, &qctl, 0); } if (rc1 || rc2 || rc3 || inacc) printf("Some errors happened when getting quota info. " "Some devices may be not working or deactivated. " "The data in \"[]\" is inaccurate.\n"); out: if (pass == 1) goto ug_output; return rc1; } #endif /* HAVE_SYS_QUOTA_H! */ static int flushctx_ioctl(char *mp) { int fd, rc; fd = open(mp, O_RDONLY); if (fd == -1) { fprintf(stderr, "flushctx: error open %s: %s\n", mp, strerror(errno)); return -1; } rc = ioctl(fd, LL_IOC_FLUSHCTX); if (rc == -1) fprintf(stderr, "flushctx: error ioctl %s: %s\n", mp, strerror(errno)); close(fd); return rc; } static int lfs_flushctx(int argc, char **argv) { int kdestroy = 0, c; FILE *proc = NULL; char procline[PATH_MAX], *line; int rc = 0; optind = 0; while ((c = getopt(argc, argv, "k")) != -1) { switch (c) { case 'k': kdestroy = 1; break; default: fprintf(stderr, "error: %s: option '-%c' " "unrecognized\n", argv[0], c); return CMD_HELP; } } if (kdestroy) { int rc; if ((rc = system("kdestroy > /dev/null")) != 0) { rc = WEXITSTATUS(rc); fprintf(stderr, "error destroying tickets: %d, continuing\n", rc); } } if (optind >= argc) { /* flush for all mounted lustre fs. */ proc = fopen("/proc/mounts", "r"); if (!proc) { fprintf(stderr, "error: %s: can't open /proc/mounts\n", argv[0]); return -1; } while ((line = fgets(procline, PATH_MAX, proc)) != NULL) { char dev[PATH_MAX]; char mp[PATH_MAX]; char fs[PATH_MAX]; if (sscanf(line, "%s %s %s", dev, mp, fs) != 3) { fprintf(stderr, "%s: unexpected format in " "/proc/mounts\n", argv[0]); rc = -1; goto out; } if (strcmp(fs, "lustre") != 0) continue; /* we use '@' to determine it's a client. are there * any other better way? */ if (strchr(dev, '@') == NULL) continue; if (flushctx_ioctl(mp)) rc = -1; } } else { /* flush fs as specified */ while (optind < argc) { if (flushctx_ioctl(argv[optind++])) rc = -1; } } out: if (proc != NULL) fclose(proc); return rc; } static int lfs_lsetfacl(int argc, char **argv) { argv[0]++; return(llapi_lsetfacl(argc, argv)); } static int lfs_lgetfacl(int argc, char **argv) { argv[0]++; return(llapi_lgetfacl(argc, argv)); } static int lfs_rsetfacl(int argc, char **argv) { argv[0]++; return(llapi_rsetfacl(argc, argv)); } static int lfs_rgetfacl(int argc, char **argv) { argv[0]++; return(llapi_rgetfacl(argc, argv)); } static int lfs_cp(int argc, char **argv) { return(llapi_cp(argc, argv)); } static int lfs_ls(int argc, char **argv) { return(llapi_ls(argc, argv)); } static int lfs_changelog(int argc, char **argv) { void *changelog_priv; struct changelog_ext_rec *rec; long long startrec = 0, endrec = 0; char *mdd; struct option long_opts[] = { {"follow", no_argument, 0, 'f'}, {0, 0, 0, 0} }; char short_opts[] = "f"; int rc, follow = 0; optind = 0; while ((rc = getopt_long(argc, argv, short_opts, long_opts, NULL)) != -1) { switch (rc) { case 'f': follow++; break; case '?': return CMD_HELP; default: fprintf(stderr, "error: %s: option '%s' unrecognized\n", argv[0], argv[optind - 1]); return CMD_HELP; } } if (optind >= argc) return CMD_HELP; mdd = argv[optind++]; if (argc > optind) startrec = strtoll(argv[optind++], NULL, 10); if (argc > optind) endrec = strtoll(argv[optind++], NULL, 10); rc = llapi_changelog_start(&changelog_priv, CHANGELOG_FLAG_BLOCK | (follow ? CHANGELOG_FLAG_FOLLOW : 0), mdd, startrec); if (rc < 0) { fprintf(stderr, "Can't start changelog: %s\n", strerror(errno = -rc)); return rc; } while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) { time_t secs; struct tm ts; if (endrec && rec->cr_index > endrec) { llapi_changelog_free(&rec); break; } if (rec->cr_index < startrec) { llapi_changelog_free(&rec); continue; } secs = rec->cr_time >> 30; gmtime_r(&secs, &ts); printf(LPU64" %02d%-5s %02d:%02d:%02d.%06d %04d.%02d.%02d " "0x%x t="DFID, rec->cr_index, rec->cr_type, changelog_type2str(rec->cr_type), ts.tm_hour, ts.tm_min, ts.tm_sec, (int)(rec->cr_time & ((1<<30) - 1)), ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday, rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid)); if (rec->cr_namelen) /* namespace rec includes parent and filename */ printf(" p="DFID" %.*s", PFID(&rec->cr_pfid), rec->cr_namelen, rec->cr_name); if (fid_is_sane(&rec->cr_sfid)) printf(" s="DFID" sp="DFID" %.*s", PFID(&rec->cr_sfid), PFID(&rec->cr_spfid), changelog_rec_snamelen(rec), changelog_rec_sname(rec)); printf("\n"); llapi_changelog_free(&rec); } llapi_changelog_fini(&changelog_priv); if (rc < 0) fprintf(stderr, "Changelog: %s\n", strerror(errno = -rc)); return (rc == 1 ? 0 : rc); } static int lfs_changelog_clear(int argc, char **argv) { long long endrec; int rc; if (argc != 4) return CMD_HELP; endrec = strtoll(argv[3], NULL, 10); rc = llapi_changelog_clear(argv[1], argv[2], endrec); if (rc) fprintf(stderr, "%s error: %s\n", argv[0], strerror(errno = -rc)); return rc; } static int lfs_fid2path(int argc, char **argv) { struct option long_opts[] = { {"cur", no_argument, 0, 'c'}, {"link", required_argument, 0, 'l'}, {"rec", required_argument, 0, 'r'}, {0, 0, 0, 0} }; char short_opts[] = "cl:r:"; char *device, *fid, *path; long long recno = -1; int linkno = -1; int lnktmp; int printcur = 0; int rc; optind = 0; while ((rc = getopt_long(argc, argv, short_opts, long_opts, NULL)) != -1) { switch (rc) { case 'c': printcur++; break; case 'l': linkno = strtol(optarg, NULL, 10); break; case 'r': recno = strtoll(optarg, NULL, 10); break; case '?': return CMD_HELP; default: fprintf(stderr, "error: %s: option '%s' unrecognized\n", argv[0], argv[optind - 1]); return CMD_HELP; } } device = argv[optind++]; fid = argv[optind++]; if (optind != argc) return CMD_HELP; path = calloc(1, PATH_MAX); lnktmp = (linkno >= 0) ? linkno : 0; while (1) { int oldtmp = lnktmp; long long rectmp = recno; rc = llapi_fid2path(device, fid, path, PATH_MAX, &rectmp, &lnktmp); if (rc < 0) { fprintf(stderr, "%s error: %s\n", argv[0], strerror(errno = -rc)); break; } if (printcur) fprintf(stdout, "%lld ", rectmp); if (device[0] == '/') { fprintf(stdout, "%s", device); if (device[strlen(device) - 1] != '/') fprintf(stdout, "/"); } else if (path[0] == '\0') { fprintf(stdout, "/"); } fprintf(stdout, "%s\n", path); if (linkno >= 0) /* specified linkno */ break; if (oldtmp == lnktmp) /* no more links */ break; } free(path); return rc; } static int lfs_path2fid(int argc, char **argv) { char *path; lustre_fid fid; int rc; if (argc != 2) return CMD_HELP; path = argv[1]; rc = llapi_path2fid(path, &fid); if (rc) { fprintf(stderr, "can't get fid for %s: %s\n", path, strerror(errno = -rc)); return rc; } printf(DFID"\n", PFID(&fid)); return 0; } static int lfs_data_version(int argc, char **argv) { char *path; __u64 data_version; int fd; int rc; int c; int nolock = 0; if (argc < 2) return CMD_HELP; optind = 0; while ((c = getopt(argc, argv, "n")) != -1) { switch (c) { case 'n': nolock = LL_DV_NOFLUSH; break; default: return CMD_HELP; } } if (optind == argc) return CMD_HELP; path = argv[optind]; fd = open(path, O_RDONLY); if (fd < 0) { fprintf(stderr, "can't open %s: %s\n", path, strerror(errno)); return errno; } rc = llapi_get_data_version(fd, &data_version, nolock); if (rc) { fprintf(stderr, "can't get version for %s: %s\n", path, strerror(errno = -rc)); } else printf(LPU64 "\n", data_version); close(fd); return rc; } static int lfs_hsm_state(int argc, char **argv) { int rc; int i = 1; char *path; struct hsm_user_state hus; if (argc < 2) return CMD_HELP; do { path = argv[i]; rc = llapi_hsm_state_get(path, &hus); if (rc) { fprintf(stderr, "can't get hsm state for %s: %s\n", path, strerror(errno = -rc)); return rc; } /* Display path name and status flags */ printf("%s: (0x%08x)", path, hus.hus_states); if (hus.hus_states & HS_RELEASED) printf(" released"); if (hus.hus_states & HS_EXISTS) printf(" exists"); if (hus.hus_states & HS_DIRTY) printf(" dirty"); if (hus.hus_states & HS_ARCHIVED) printf(" archived"); /* Display user-settable flags */ if (hus.hus_states & HS_NORELEASE) printf(" never_release"); if (hus.hus_states & HS_NOARCHIVE) printf(" never_archive"); if (hus.hus_states & HS_LOST) printf(" lost_from_hsm"); if (hus.hus_archive_id != 0) printf(", archive_id:%d", hus.hus_archive_id); printf("\n"); } while (++i < argc); return 0; } #define LFS_HSM_SET 0 #define LFS_HSM_CLEAR 1 /** * Generic function to set or clear HSM flags. * Used by hsm_set and hsm_clear. * * @mode if LFS_HSM_SET, set the flags, if LFS_HSM_CLEAR, clear the flags. */ static int lfs_hsm_change_flags(int argc, char **argv, int mode) { struct option long_opts[] = { {"lost", 0, 0, 'l'}, {"norelease", 0, 0, 'r'}, {"noarchive", 0, 0, 'a'}, {"archived", 0, 0, 'A'}, {"dirty", 0, 0, 'd'}, {"exists", 0, 0, 'e'}, {0, 0, 0, 0} }; char short_opts[] = "lraAde"; __u64 mask = 0; int c, rc; char *path; if (argc < 3) return CMD_HELP; optind = 0; while ((c = getopt_long(argc, argv, short_opts, long_opts, NULL)) != -1) { switch (c) { case 'l': mask |= HS_LOST; break; case 'a': mask |= HS_NOARCHIVE; break; case 'A': mask |= HS_ARCHIVED; break; case 'r': mask |= HS_NORELEASE; break; case 'd': mask |= HS_DIRTY; break; case 'e': mask |= HS_EXISTS; break; case '?': return CMD_HELP; default: fprintf(stderr, "error: %s: option '%s' unrecognized\n", argv[0], argv[optind - 1]); return CMD_HELP; } } /* User should have specified a flag */ if (mask == 0) return CMD_HELP; while (optind < argc) { path = argv[optind]; /* If mode == 0, this means we apply the mask. */ if (mode == LFS_HSM_SET) rc = llapi_hsm_state_set(path, mask, 0, 0); else rc = llapi_hsm_state_set(path, 0, mask, 0); if (rc != 0) { fprintf(stderr, "Can't change hsm flags for %s: %s\n", path, strerror(errno = -rc)); return rc; } optind++; } return 0; } static int lfs_hsm_action(int argc, char **argv) { int rc; int i = 1; char *path; struct hsm_current_action hca; struct hsm_extent he; enum hsm_user_action hua; enum hsm_progress_states hps; if (argc < 2) return CMD_HELP; do { path = argv[i]; rc = llapi_hsm_current_action(path, &hca); if (rc) { fprintf(stderr, "can't get hsm action for %s: %s\n", path, strerror(errno = -rc)); return rc; } he = hca.hca_location; hua = hca.hca_action; hps = hca.hca_state; printf("%s: %s", path, hsm_user_action2name(hua)); /* Skip file without action */ if (hca.hca_action == HUA_NONE) { printf("\n"); continue; } printf(" %s ", hsm_progress_state2name(hps)); if ((hps == HPS_RUNNING) && (hua == HUA_ARCHIVE || hua == HUA_RESTORE)) printf("("LPX64 " bytes moved)\n", he.length); else if ((he.offset + he.length) == OBD_OBJECT_EOF) printf("(from "LPX64 " to EOF)\n", he.offset); else printf("(from "LPX64 " to "LPX64")\n", he.offset, he.offset + he.length); } while (++i < argc); return 0; } static int lfs_hsm_set(int argc, char **argv) { return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET); } static int lfs_hsm_clear(int argc, char **argv) { return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR); } /** * Check file state and return its fid, to be used by lfs_hsm_request(). * * \param[in] file Path to file to check * \param[in,out] fid Pointer to allocated lu_fid struct. * \param[in,out] last_dev Pointer to last device id used. * * \return 0 on success. */ static int lfs_hsm_prepare_file(char *file, struct lu_fid *fid, dev_t *last_dev) { struct stat st; int rc; rc = lstat(file, &st); if (rc) { fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno)); return -errno; } /* A request should be ... */ if (*last_dev != st.st_dev && *last_dev != 0) { fprintf(stderr, "All files should be " "on the same filesystem: %s\n", file); return -EINVAL; } *last_dev = st.st_dev; rc = llapi_path2fid(file, fid); if (rc) { fprintf(stderr, "Cannot read FID of %s: %s\n", file, strerror(-rc)); return rc; } return 0; } static int lfs_hsm_request(int argc, char **argv, int action) { struct option long_opts[] = { {"filelist", 1, 0, 'l'}, {"data", 1, 0, 'D'}, {"archive", 1, 0, 'a'}, {0, 0, 0, 0} }; dev_t last_dev = 0; char short_opts[] = "l:D:a:"; struct hsm_user_request *hur, *oldhur; int c, i; size_t len; int nbfile; char *line = NULL; char *filelist = NULL; char fullpath[PATH_MAX]; char *opaque = NULL; int opaque_len = 0; int archive_id = 0; FILE *fp; int nbfile_alloc = 0; char some_file[PATH_MAX+1] = ""; int rc; if (argc < 2) return CMD_HELP; optind = 0; while ((c = getopt_long(argc, argv, short_opts, long_opts, NULL)) != -1) { switch (c) { case 'l': filelist = optarg; break; case 'D': opaque = optarg; break; case 'a': if (action != HUA_ARCHIVE) { fprintf(stderr, "error: -a is supported only " "when archiving\n"); return CMD_HELP; } archive_id = atoi(optarg); break; case '?': return CMD_HELP; default: fprintf(stderr, "error: %s: option '%s' unrecognized\n", argv[0], argv[optind - 1]); return CMD_HELP; } } /* All remaining args are files, so we have at least nbfile */ nbfile = argc - optind; if ((nbfile == 0) && (filelist == NULL)) return CMD_HELP; if (opaque != NULL) opaque_len = strlen(opaque); /* Alloc the request structure with enough place to store all files * from command line. */ hur = llapi_hsm_user_request_alloc(nbfile, opaque_len); if (hur == NULL) { fprintf(stderr, "Cannot create the request: %s\n", strerror(errno)); return errno; } nbfile_alloc = nbfile; hur->hur_request.hr_action = action; hur->hur_request.hr_archive_id = archive_id; hur->hur_request.hr_flags = 0; /* All remaining args are files, add them */ if (nbfile != 0) strcpy(some_file, argv[optind]); for (i = 0; i < nbfile; i++) { hur->hur_user_item[i].hui_extent.length = -1; rc = lfs_hsm_prepare_file(argv[optind + i], &hur->hur_user_item[i].hui_fid, &last_dev); hur->hur_request.hr_itemcount++; if (rc) goto out_free; } /* from here stop using nb_file, use hur->hur_request.hr_itemcount */ /* If a filelist was specified, read the filelist from it. */ if (filelist != NULL) { fp = fopen(filelist, "r"); if (fp == NULL) { fprintf(stderr, "Cannot read the file list %s: %s\n", filelist, strerror(errno)); rc = -errno; goto out_free; } while ((rc = getline(&line, &len, fp)) != -1) { struct hsm_user_item *hui; /* If allocated buffer was too small, gets something * bigger */ if (nbfile_alloc <= hur->hur_request.hr_itemcount) { nbfile_alloc = nbfile_alloc * 2 + 1; oldhur = hur; hur = llapi_hsm_user_request_alloc(nbfile_alloc, opaque_len); if (hur == NULL) { fprintf(stderr, "Cannot allocate " "the request: %s\n", strerror(errno)); hur = oldhur; rc = -errno; goto out_free; } memcpy(hur, oldhur, hur_len(oldhur)); free(oldhur); } /* Chop CR */ if (line[strlen(line) - 1] == '\n') line[strlen(line) - 1] = '\0'; hui = &hur->hur_user_item[hur->hur_request.hr_itemcount]; hui->hui_extent.length = -1; rc = lfs_hsm_prepare_file(line, &hui->hui_fid, &last_dev); hur->hur_request.hr_itemcount++; if (rc) goto out_free; if ((some_file[0] == '\0') && (strlen(line) < sizeof(some_file))) strcpy(some_file, line); } rc = fclose(fp); if (line) free(line); } /* If a --data was used, add it to the request */ hur->hur_request.hr_data_len = opaque_len; if (opaque != NULL) memcpy(hur_data(hur), opaque, opaque_len); /* Send the HSM request */ if (realpath(some_file, fullpath) == NULL) { fprintf(stderr, "Could not find path '%s': %s\n", some_file, strerror(errno)); } rc = llapi_hsm_request(fullpath, hur); if (rc) { fprintf(stderr, "Cannot send HSM request (use of %s): %s\n", some_file, strerror(-rc)); goto out_free; } out_free: free(hur); return rc; } static int lfs_hsm_archive(int argc, char **argv) { return lfs_hsm_request(argc, argv, HUA_ARCHIVE); } static int lfs_hsm_restore(int argc, char **argv) { return lfs_hsm_request(argc, argv, HUA_RESTORE); } static int lfs_hsm_release(int argc, char **argv) { return lfs_hsm_request(argc, argv, HUA_RELEASE); } static int lfs_hsm_remove(int argc, char **argv) { return lfs_hsm_request(argc, argv, HUA_REMOVE); } static int lfs_hsm_cancel(int argc, char **argv) { return lfs_hsm_request(argc, argv, HUA_CANCEL); } static int lfs_swap_layouts(int argc, char **argv) { if (argc != 3) return CMD_HELP; return llapi_swap_layouts(argv[1], argv[2], 0, 0, SWAP_LAYOUTS_KEEP_MTIME | SWAP_LAYOUTS_KEEP_ATIME); } int main(int argc, char **argv) { int rc; setlinebuf(stdout); ptl_initialize(argc, argv); if (obd_initialize(argc, argv) < 0) exit(2); Parser_init("lfs > ", cmdlist); if (argc > 1) { rc = Parser_execarg(argc - 1, argv + 1, cmdlist); } else { rc = Parser_commands(); } obd_finalize(argc, argv); return rc < 0 ? -rc : rc; }