* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2016, Intel Corporation.
+ * Copyright (c) 2011, 2017, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <stdlib.h>
#include <stdio.h>
+#include <inttypes.h>
#include <getopt.h>
#include <string.h>
#include <mntent.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/stat.h>
+#include <sys/param.h>
+#include <sys/xattr.h>
#include <fcntl.h>
#include <dirent.h>
#include <time.h>
#include <ctype.h>
+#include <zlib.h>
+#include <libgen.h>
+#include <asm/byteorder.h>
+#include "lfs_project.h"
#include <libcfs/util/string.h>
#include <libcfs/util/ioctl.h>
#include <lustre/lustreapi.h>
#include <linux/lustre/lustre_ver.h>
#include <linux/lustre/lustre_param.h>
+#include <linux/lnet/nidstr.h>
+#include <cyaml.h>
#ifndef ARRAY_SIZE
# define ARRAY_SIZE(a) ((sizeof(a)) / (sizeof((a)[0])))
#endif /* !ARRAY_SIZE */
/* 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);
#ifdef HAVE_SYS_QUOTA_H
static int lfs_setquota(int argc, char **argv);
static int lfs_quota(int argc, char **argv);
+static int lfs_project(int argc, char **argv);
#endif
static int lfs_flushctx(int argc, char **argv);
static int lfs_cp(int argc, char **argv);
static int lfs_swap_layouts(int argc, char **argv);
static int lfs_mv(int argc, char **argv);
static int lfs_ladvise(int argc, char **argv);
+static int lfs_getsom(int argc, char **argv);
+static int lfs_mirror(int argc, char **argv);
+static int lfs_mirror_list_commands(int argc, char **argv);
static int lfs_list_commands(int argc, char **argv);
+static inline int lfs_mirror_resync(int argc, char **argv);
+static inline int lfs_mirror_verify(int argc, char **argv);
+static inline int lfs_mirror_read(int argc, char **argv);
+static inline int lfs_mirror_write(int argc, char **argv);
+
+enum setstripe_origin {
+ SO_SETSTRIPE,
+ SO_MIGRATE,
+ SO_MIGRATE_MDT,
+ SO_MIRROR_CREATE,
+ SO_MIRROR_EXTEND,
+ SO_MIRROR_SPLIT,
+};
+static int lfs_setstripe_internal(int argc, char **argv,
+ enum setstripe_origin opc);
+
+static inline int lfs_setstripe(int argc, char **argv)
+{
+ return lfs_setstripe_internal(argc, argv, SO_SETSTRIPE);
+}
+static inline int lfs_setstripe_migrate(int argc, char **argv)
+{
+ return lfs_setstripe_internal(argc, argv, SO_MIGRATE);
+}
+static inline int lfs_mirror_create(int argc, char **argv)
+{
+ return lfs_setstripe_internal(argc, argv, SO_MIRROR_CREATE);
+}
+static inline int lfs_mirror_extend(int argc, char **argv)
+{
+ return lfs_setstripe_internal(argc, argv, SO_MIRROR_EXTEND);
+}
+static inline int lfs_mirror_split(int argc, char **argv)
+{
+ return lfs_setstripe_internal(argc, argv, SO_MIRROR_SPLIT);
+}
/* Setstripe and migrate share mostly the same parameters */
#define SSM_CMD_COMMON(cmd) \
- "usage: "cmd" [--stripe-count|-c <stripe_count>]\n" \
+ "usage: "cmd" [--component-end|-E <comp_end>]\n" \
+ " [--stripe-count|-c <stripe_count>]\n" \
" [--stripe-index|-i <start_ost_idx>]\n" \
" [--stripe-size|-S <stripe_size>]\n" \
+ " [--layout|-L <pattern>]\n" \
" [--pool|-p <pool_name>]\n" \
" [--ost|-o <ost_indices>]\n" \
- " [--component-end|-E <comp_end>]\n"
+ " [--yaml|-y <yaml_template_file>]\n" \
+ " [--copy=<lustre_src>]\n"
#define SSM_HELP_COMMON \
- "\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" \
+ "\tstripe_count: Number of OSTs to stripe over (0=fs default, -1 all)\n" \
+ "\tstart_ost_idx: OST index of first stripe (-1=default round robin)\n"\
+ "\tstripe_size: Number of bytes on each OST (0=fs default)\n" \
+ "\t Can be specified with K, M or G (for KB, MB, 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" \
+ "\tlayout: stripe pattern type: raid0, mdt (default raid0)\n"\
"\tost_indices: List of OST indices, can be repeated multiple times\n"\
"\t Indices be specified in a format of:\n" \
"\t -o <ost_1>,<ost_i>-<ost_j>,<ost_n>\n" \
"\t Or:\n" \
"\t -o <ost_1> -o <ost_i>-<ost_j> -o <ost_n>\n" \
"\t If --pool is set with --ost, then the OSTs\n" \
- "\t must be the members of the pool." \
- "\tcomp_end: Extent end of the component\n" \
- "\t Can be specified with k, m or g (in KB, MB and GB\n" \
- "\t respectively, -1 for EOF), it must be aligned with\n"\
- "\t the stripe_size\n"
-
-#define SETSTRIPE_USAGE \
- SSM_CMD_COMMON("setstripe") \
- " <directory|filename>\n" \
- SSM_HELP_COMMON \
+ "\t must be the members of the pool.\n" \
+ "\tcomp_end: Extent end of component, start after previous end.\n"\
+ "\t Can be specified with K, M or G (for KB, MB, GB\n" \
+ "\t respectively, -1 for EOF). Must be a multiple of\n"\
+ "\t stripe_size.\n" \
+ "\tyaml_template_file:\n" \
+ "\t YAML layout template file, can't be used with -c,\n" \
+ "\t -i, -S, -p, -o, or -E arguments.\n" \
+ "\tlustre_src: Lustre file/dir whose layout info is used to set\n" \
+ "\t another lustre file or directory, can't used with\n" \
+ "\t -c, -i, -S, -p, -o, or -E arguments.\n"
+
+#define MIRROR_CREATE_HELP \
+ "\tmirror_count: Number of mirrors to be created with the upcoming\n" \
+ "\t setstripe layout options\n" \
+ "\t It defaults to 1 if not specified; if specified,\n" \
+ "\t it must follow the option without a space.\n" \
+ "\t The option can also be repeated multiple times to\n" \
+ "\t separate mirrors that have different layouts.\n" \
+ "\tsetstripe options: Mirror layout\n" \
+ "\t It can be a plain layout or a composite layout.\n" \
+ "\t If not specified, the stripe options inherited\n" \
+ "\t from the previous component will be used.\n" \
+ "\tflags: set flags to the component of the current mirror.\n" \
+ "\t Only \"prefer\" flag is supported so far.\n"
+
+#define MIRROR_EXTEND_HELP \
+ MIRROR_CREATE_HELP \
+ "\tvictim_file: The layout of victim_file will be split and used\n" \
+ "\t as a mirror added to the mirrored file.\n" \
+ "\tno-verify: This option indicates not to verify the mirror(s)\n" \
+ "\t from victim file(s) in case the victim file(s)\n" \
+ "\t contains the same data as the original mirrored\n" \
+ "\t file.\n"
+
+#define MIRROR_EXTEND_USAGE \
+ " <--mirror-count|-N[mirror_count]>\n" \
+ " [setstripe options|-f <victim_file>]\n" \
+ " [--no-verify]\n"
+
+#define SETSTRIPE_USAGE \
+ SSM_CMD_COMMON("setstripe") \
+ MIRROR_EXTEND_USAGE \
+ " <directory|filename>\n" \
+ SSM_HELP_COMMON \
+ MIRROR_EXTEND_HELP
#define MIGRATE_USAGE \
SSM_CMD_COMMON("migrate ") \
- " [--block|-b]\n" \
- " [--non-block|-n]\n" \
+ " [--block|-b] [--non-block|-n]\n" \
+ " [--non-direct|-D] [--verbose|-v]\n" \
" <filename>\n" \
SSM_HELP_COMMON \
"\n" \
"\tblock: Block file access during data migration (default)\n" \
"\tnon-block: Abort migrations if concurrent access is detected\n" \
+ "\tnon-direct: Do not use direct I/O to copy file contents\n" \
+ "\tverbose: Print each filename as it is migrated\n" \
-#define SETDIRSTRIPE_USAGE \
- " [--mdt-count|-c stripe_count>\n" \
- " [--mdt-index|-i mdt_index]\n" \
- " [--mdt-hash|-H mdt_hash]\n" \
+#define SETDIRSTRIPE_USAGE \
+ " [--mdt-count|-c stripe_count>\n" \
+ " [--mdt-index|-i mdt_index[,mdt_index,...]\n" \
+ " [--mdt-hash|-H mdt_hash]\n" \
" [--default|-D] [--mode|-m mode] <dir>\n" \
"\tstripe_count: stripe count of the striped directory\n" \
"\tmdt_index: MDT index of first stripe\n" \
"\tdefault_stripe: set default dirstripe of the directory\n" \
"\tmode: the mode of the directory\n"
-static const char *progname;
-static bool file_lease_supported = true;
+/**
+ * command_t mirror_cmdlist - lfs mirror commands.
+ */
+command_t mirror_cmdlist[] = {
+ { .pc_name = "create", .pc_func = lfs_mirror_create,
+ .pc_help = "Create a mirrored file.\n"
+ "usage: lfs mirror create "
+ "<--mirror-count|-N[mirror_count]> "
+ "[setstripe options] ... <filename|directory>\n"
+ MIRROR_CREATE_HELP },
+ { .pc_name = "extend", .pc_func = lfs_mirror_extend,
+ .pc_help = "Extend a mirrored file.\n"
+ "usage: lfs mirror extend "
+ "<--mirror-count|-N[mirror_count]> [--no-verify] "
+ "[setstripe options|-f <victim_file>] ... <filename>\n"
+ MIRROR_EXTEND_HELP },
+ { .pc_name = "split", .pc_func = lfs_mirror_split,
+ .pc_help = "Split a mirrored file.\n"
+ "usage: lfs mirror split <--mirror-id <mirror_id> | \n"
+ "\t <--component-id|-I <comp_id>> [--destroy|-d] \n"
+ "\t [-f <new_file>] <mirrored file>\n"
+ "\tmirror_id: The numerical unique identifier for a mirror. It\n"
+ "\t can be fetched by lfs getstripe command.\n"
+ "\tcomp_id: Unique component ID within a mirror.\n"
+ "\tnew_file: This option indicates the layout of the split\n"
+ "\t mirror will be stored into. If not specified,\n"
+ "\t a new file named <mirrored_file>.mirror~<mirror_id>\n"
+ "\t will be used.\n" },
+ { .pc_name = "read", .pc_func = lfs_mirror_read,
+ .pc_help = "Read the content of a specified mirror of a file.\n"
+ "usage: lfs mirror read <--mirror-id|-N <mirror_id> "
+ "[--outfile|-o <output_file>] <mirrored_file>\n" },
+ { .pc_name = "write", .pc_func = lfs_mirror_write,
+ .pc_help = "Write to a specified mirror of a file.\n"
+ "usage: lfs mirror write <--mirror-id|-N <mirror_id> "
+ "[--inputfile|-i <input_file>] <mirrored_file>\n" },
+ { .pc_name = "resync", .pc_func = lfs_mirror_resync,
+ .pc_help = "Resynchronizes out-of-sync mirrored file(s).\n"
+ "usage: lfs mirror resync [--only <mirror_id[,...]>] "
+ "<mirrored file> [<mirrored file2>...]\n"},
+ { .pc_name = "verify", .pc_func = lfs_mirror_verify,
+ .pc_help = "Verify mirrored file(s).\n"
+ "usage: lfs mirror verify "
+ "[--only <mirror_id,mirror_id2[,...]>] "
+ "[--verbose|-v] <mirrored_file> [<mirrored_file2> ...]\n"},
+ { .pc_name = "list-commands", .pc_func = lfs_mirror_list_commands,
+ .pc_help = "list commands supported by lfs mirror"},
+ { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
+ { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
+ { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
+ { .pc_help = NULL }
+};
/* all available 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 or\n"
- "add layout component(s) to an existing composite file or\n"
- "delete specified component(s) from an existing composite file\n\n"
- "To delete default striping from an existing directory:\n"
+ "To create a file with specified striping/composite layout, or\n"
+ "create/replace the default layout on an existing directory:\n"
+ SSM_CMD_COMMON("setstripe")
+ " <directory|filename>\n"
+ " or\n"
+ "To add component(s) to an existing composite file:\n"
+ SSM_CMD_COMMON("setstripe --component-add")
+ SSM_HELP_COMMON
+ "To totally delete the default striping from an existing directory:\n"
"usage: setstripe -d <directory>\n"
" or\n"
- "To delete component(s) from an existing composite file:\n"
+ "To create a mirrored file or set s default mirror layout on a directory:\n"
+ "usage: setstripe -N[mirror_count] [STRIPE_OPTIONS] <directory|filename>\n"
+ " or\n"
+ "To delete the last component(s) from an existing composite file\n"
+ "(note that this will also delete any data in those components):\n"
"usage: setstripe --component-del [--component-id|-I <comp_id>]\n"
" [--component-flags|-F <comp_flags>]\n"
" <filename>\n"
- "\tcomp_id: Unique component ID\n"
+ "\tcomp_id: Unique component ID to delete\n"
"\tcomp_flags: 'init' indicating all instantiated components\n"
- "\t '^init' indicating all uninstantiated components\n"
- "\t-I and -F can't be specified at the same time\n"
- " or\n"
- "To add component(s) to an existing composite file:\n"
- SSM_CMD_COMMON("setstripe --component-add")
- " or\n"
- "To create a file with specified striping/composite layout:\n"
- SETSTRIPE_USAGE},
+ "\t '^init' indicating all uninstantiated components\n"
+ "\t-I and -F cannot be specified at the same time\n"},
{"getstripe", lfs_getstripe, 0,
- "To list the striping info for a given file or files in a\n"
+ "To list the layout pattern for a given file or files in a\n"
"directory or recursively for all files in a directory tree.\n"
"usage: getstripe [--ost|-O <uuid>] [--quiet|-q] [--verbose|-v]\n"
- " [--stripe-count|-c] [--stripe-index|-i]\n"
+ " [--stripe-count|-c] [--stripe-index|-i] [--fid|-F]\n"
" [--pool|-p] [--stripe-size|-S] [--directory|-d]\n"
- " [--mdt|-m] [--recursive|-r] [--raw|-R] [--yaml|-y]\n"
- " [--layout|-L] [--fid|-F] [--generation|-g]\n"
+ " [--mdt-index|-m] [--recursive|-r] [--raw|-R]\n"
+ " [--layout|-L] [--generation|-g] [--yaml|-y]\n"
" [--component-id[=comp_id]|-I[comp_id]]\n"
" [--component-flags[=comp_flags]]\n"
" [--component-count]\n"
" [--component-start[=[+-]comp_start]]\n"
" [--component-end[=[+-]comp_end]|-E[[+-]comp_end]]\n"
+ " [[!] --mirror-index=[+-]<index> |\n"
+ " [!] --mirror-id=[+-]<id>]\n"
" <directory|filename> ..."},
{"setdirstripe", lfs_setdirstripe, 0,
"To create a striped directory on a specified MDT. This can only\n"
"usage: setdirstripe [OPTION] <directory>\n"
SETDIRSTRIPE_USAGE},
{"getdirstripe", lfs_getdirstripe, 0,
- "To list the striping info for a given directory\n"
+ "To list the layout pattern info for a given directory\n"
"or recursively for all directories in a directory tree.\n"
- "usage: getdirstripe [--obd|-O <uuid>] [--mdt-count|-c]\n"
- " [--mdt-index|-i] [--mdt-hash|-t]\n"
+ "usage: getdirstripe [--mdt-count|-c] [--mdt-index|-m|-i]\n"
+ " [--mdt-hash|-H] [--obd|-O <uuid>]\n"
" [--recursive|-r] [--yaml|-y]\n"
" [--default|-D] <dir> ..."},
{"mkdir", lfs_setdirstripe, 0,
"will become inaccessable after this command. This can only be done\n"
"by the administrator\n"
"usage: rm_entry <dir>\n"},
- {"pool_list", lfs_poollist, 0,
- "List pools or pool OSTs\n"
- "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
- {"find", lfs_find, 0,
- "find files matching given attributes recursively in directory tree.\n"
- "usage: find <directory|filename> ...\n"
- " [[!] --atime|-A [+-]N] [[!] --ctime|-C [+-]N]\n"
- " [[!] --mtime|-M [+-]N] [[!] --mdt|-m <uuid|index,...>]\n"
- " [--maxdepth|-D N] [[!] --name|-n <pattern>]\n"
- " [[!] --ost|-O <uuid|index,...>] [--print|-p] [--print0|-P]\n"
- " [[!] --size|-s [+-]N[bkMGTPE]]\n"
- " [[!] --stripe-count|-c [+-]<stripes>]\n"
- " [[!] --stripe-index|-i <index,...>]\n"
- " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t <filetype>]\n"
- " [[!] --gid|-g|--group|-G <gid>|<gname>]\n"
- " [[!] --uid|-u|--user|-U <uid>|<uname>] [[!] --pool <pool>]\n"
+ {"pool_list", lfs_poollist, 0,
+ "List pools or pool OSTs\n"
+ "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
+ {"find", lfs_find, 0,
+ "find files matching given attributes recursively in directory tree.\n"
+ "usage: find <directory|filename> ...\n"
+ " [[!] --atime|-A [+-]N] [[!] --ctime|-C [+-]N]\n"
+ " [[!] --mtime|-M [+-]N] [--maxdepth|-D N] [[!] --blocks|-b N]\n"
+ " [[!] --mdt-index|--mdt|-m <uuid|index,...>]\n"
+ " [[!] --name|-n <pattern>] [[!] --ost|-O <uuid|index,...>]\n"
+ " [--print|-P] [--print0|-0] [[!] --size|-s [+-]N[bkMGTPE]]\n"
+ " [[!] --stripe-count|-c [+-]<stripes>]\n"
+ " [[!] --stripe-index|-i <index,...>]\n"
+ " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t <filetype>]\n"
+ " [[!] --gid|-g|--group|-G <gid>|<gname>]\n"
+ " [[!] --uid|-u|--user|-U <uid>|<uname>] [[!] --pool <pool>]\n"
" [[!] --projid <projid>]\n"
- " [[!] --layout|-L released,raid0]\n"
+ " [[!] --layout|-L released,raid0,mdt]\n"
" [[!] --component-count [+-]<comp_cnt>]\n"
" [[!] --component-start [+-]N[kMGTPE]]\n"
" [[!] --component-end|-E [+-]N[kMGTPE]]\n"
" [[!] --component-flags <comp_flags>]\n"
+ " [[!] --mirror-count|-N [+-]<n>]\n"
+ " [[!] --mirror-state <[^]state>]\n"
" [[!] --mdt-count|-T [+-]<stripes>]\n"
" [[!] --mdt-hash|-H <hashtype>\n"
"\t !: used before an option indicates 'NOT' requested attribute\n"
"\t -: used before a value indicates less than requested value\n"
"\t +: used before a value indicates more than requested value\n"
- "\tmdt-hash: hash type of the striped directory.\n"
+ "\thashtype: hash type of the striped directory.\n"
"\t fnv_1a_64 FNV-1a hash algorithm\n"
"\t all_char sum of characters % MDT_COUNT\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 <osts|mds|servers>"},
+ "Display the status of MGTs, MDTs or OSTs (as specified in the command)\n"
+ "or all the servers (MGTs, MDTs and OSTs).\n"
+ "usage: check <mgts|osts|mdts|all>"},
{"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 "
" setquota [-t] <-u|--user|-g|--group|-p|--projid>\n"
" [--block-grace <block-grace>]\n"
" [--inode-grace <inode-grace>] <filesystem>\n"
+ " setquota <-U|-G|-P>\n"
+ " -b <block-softlimit> -B <block-hardlimit>\n"
+ " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
+ " setquota <-U|--default-usr|-G|--default-grp|-P|--default-prj>\n"
+ " [--block-softlimit <block-softlimit>]\n"
+ " [--block-hardlimit <block-hardlimit>]\n"
+ " [--inode-softlimit <inode-softlimit>]\n"
+ " [--inode-hardlimit <inode-hardlimit>] <filesystem>\n"
+ " setquota <-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>\n"
+ " <-d|--default>\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\n\n"
+ " -I can be used instead of --inode-hardlimit\n"
+ " -d can be used instead of --default\n\n"
"Note: The total quota space will be split into many qunits and\n"
" balanced over all server targets, the minimal qunit size is\n"
" 1M bytes for block space and 1K inodes for inode space.\n\n"
+ " The maximum quota grace time is 2^48 - 1 seconds.\n\n"
" Quota space rebalancing process will stop when this mininum\n"
" value is reached. As a result, quota exceeded can be returned\n"
" while many targets still have 1MB or 1K inodes of spare\n"
"usage: quota [-q] [-v] [-h] [-o <obd_uuid>|-i <mdt_idx>|-I "
"<ost_idx>]\n"
" [<-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>] <filesystem>\n"
- " quota [-o <obd_uuid>|-i <mdt_idx>|-I <ost_idx>] -t <-u|-g|-p> <filesystem>"},
+ " quota [-o <obd_uuid>|-i <mdt_idx>|-I <ost_idx>] -t <-u|-g|-p> <filesystem>\n"
+ " quota [-q] [-v] [h] <-U|-G|-P> <filesystem>"},
+ {"project", lfs_project, 0,
+ "Change or list project attribute for specified file or directory.\n"
+ "usage: project [-d|-r] <file|directory...>\n"
+ " list project ID and flags on file(s) or directories\n"
+ " project [-p id] [-s] [-r] <file|directory...>\n"
+ " set project ID and/or inherit flag for specified file(s) or directories\n"
+ " project -c [-d|-r [-p id] [-0]] <file|directory...>\n"
+ " check project ID and flags on file(s) or directories, print outliers\n"
+ " project -C [-r] [-k] <file|directory...>\n"
+ " clear the project inherit flag and ID on the file or directory\n"
+ },
#endif
{"flushctx", lfs_flushctx, 0, "Flush security context for current user.\n"
"usage: flushctx [-k] [mountpoint...]"},
"undergoing actions) for given files.\n usage: hsm_state <file> ..."},
{"hsm_set", lfs_hsm_set, 0, "Set HSM user flag on specified files.\n"
"usage: hsm_set [--norelease] [--noarchive] [--dirty] [--exists] "
- "[--archived] [--lost] <file> ..."},
+ "[--archived] [--lost] [--archive-id NUM] <file> ..."},
{"hsm_clear", lfs_hsm_clear, 0, "Clear HSM user flag on specified "
"files.\n"
"usage: hsm_clear [--norelease] [--noarchive] [--dirty] [--exists] "
"usage: hsm_release [--filelist FILELIST] [--data DATA] <file> ..."},
{"hsm_remove", lfs_hsm_remove, 0,
"Remove file copy from external storage.\n"
- "usage: hsm_remove [--filelist FILELIST] [--data DATA]\n"
- " [--mntpath MOUNTPATH] [--archive NUM] <file|FID> ...\n"
+ "usage: hsm_remove [--filelist FILELIST] [--data DATA] "
+ "[--archive NUM]\n"
+ " (FILE [FILE ...] | "
+ "--mntpath MOUNTPATH FID [FID ...])\n"
"\n"
- "Note: To remove files from the archive that have been deleted on\n"
- "Lustre, set mntpath and optionally archive. In that case, all the\n"
- "positional arguments and entries in the file list must be FIDs."
+ "Note: To remove an archived copy of a file already deleted from a "
+ "Lustre FS, the\n"
+ "--mntpath option and a list of FIDs must be specified"
},
{"hsm_cancel", lfs_hsm_cancel, 0,
"Cancel requests related to specified files.\n"
"usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
{"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
"usage: swap_layouts <path1> <path2>"},
- {"migrate", lfs_setstripe, 0,
+ {"migrate", lfs_setstripe_migrate, 0,
"migrate a directory between MDTs.\n"
- "usage: migrate --mdt-index <mdt_idx> [--verbose|-v] "
- "<directory>\n"
- "\tmdt_idx: index of the destination MDT\n"
+ "usage: migrate [--mdt|-m] <start_mdt_index>\n"
+ " [--mdt-count|-c] <stripe_count>\n"
+ " [--mdt-hash|-H] <hash_type>\n"
+ " [--verbose|-v]\n"
+ " <directory>\n"
+ "\tmdt: MDTs to stripe over, if only one MDT is specified\n"
+ " it's the MDT index of first stripe\n"
+ "\tmdt_count: number of MDTs to stripe a directory over\n"
+ "\tmdt_hash: hash type of the striped directory. mdt types:\n"
+ " fnv_1a_64 FNV-1a hash algorithm (default)\n"
+ " all_char sum of characters % MDT_COUNT\n"
"\n"
"migrate file objects from one OST "
"layout\nto another (may be not safe with concurent writes).\n"
" [--stripe-index|-i] <start_ost_index>\n"
" [--stripe-size|-S] <stripe_size>\n"
" [--pool|-p] <pool_name>\n"
- " [--ost-list|-o] <ost_indices>\n"
+ " [--ost|-o] <ost_indices>\n"
" [--block|-b]\n"
" [--non-block|-n]\n"
+ " [--non-direct|-D]\n"
" <file|directory>\n"
"\tstripe_count: number of OSTs to stripe a file over\n"
"\tstripe_ost_index: index of the first OST to stripe a file over\n"
"\tpool_name: name of the predefined pool of OSTs\n"
"\tost_indices: OSTs to stripe over, in order\n"
"\tblock: wait for the operation to return before continuing\n"
- "\tnon-block: do not wait for the operation to return.\n"},
+ "\tnon-block: do not wait for the operation to return\n"
+ "\tnon-direct: do not use direct I/O to copy file contents.\n"},
{"mv", lfs_mv, 0,
"To move directories between MDTs. This command is deprecated, "
"use \"migrate\" instead.\n"
- "usage: mv <directory|filename> [--mdt-index|-M] <mdt_index> "
+ "usage: mv <directory|filename> [--mdt-index|-m] <mdt_index> "
"[--verbose|-v]\n"},
{"ladvise", lfs_ladvise, 0,
"Provide servers with advice about access patterns for a file.\n"
"usage: ladvise [--advice|-a ADVICE] [--start|-s START[kMGT]]\n"
- " [--background|-b]\n"
+ " [--background|-b] [--unset|-u]\n\n"
" {[--end|-e END[kMGT]] | [--length|-l LENGTH[kMGT]]}\n"
+ " {[--mode|-m [READ,WRITE]}\n"
" <file> ...\n"},
+ {"mirror", lfs_mirror, mirror_cmdlist,
+ "lfs commands used to manage files with mirrored components:\n"
+ "lfs mirror create - create a mirrored file or directory\n"
+ "lfs mirror extend - add mirror(s) to an existing file\n"
+ "lfs mirror split - split a mirror from an existing mirrored file\n"
+ "lfs mirror resync - resynchronize out-of-sync mirrored file(s)\n"
+ "lfs mirror read - read a mirror content of a mirrored file\n"
+ "lfs mirror write - write to a mirror of a mirrored file\n"
+ "lfs mirror verify - verify mirrored file(s)\n"},
+ {"getsom", lfs_getsom, 0, "To list the SOM info for a given file.\n"
+ "usage: getsom [-s] [-b] [-f] <path>\n"
+ "\t-s: Only show the size value of the SOM data for a given file\n"
+ "\t-b: Only show the blocks value of the SOM data for a given file\n"
+ "\t-f: Only show the flags value of the SOM data for a given file\n"},
{"help", Parser_help, 0, "help"},
{"exit", Parser_quit, 0, "quit"},
{"quit", Parser_quit, 0, "quit"},
};
-#define MIGRATION_NONBLOCK 1
-
static int check_hashtype(const char *hashtype)
{
int i;
return 0;
}
-/**
- * Internal helper for migrate_copy_data(). Check lease and report error if
- * need be.
- *
- * \param[in] fd File descriptor on which to check the lease.
- * \param[out] lease_broken Set to true if the lease was broken.
- * \param[in] group_locked Whether a group lock was taken or not.
- * \param[in] path Name of the file being processed, for error
- * reporting
- *
- * \retval 0 Migration can keep on going.
- * \retval -errno Error occurred, abort migration.
- */
-static int check_lease(int fd, bool *lease_broken, bool group_locked,
- const char *path)
+
+static const char *error_loc = "syserror";
+
+enum {
+ MIGRATION_NONBLOCK = 0x0001,
+ MIGRATION_MIRROR = 0x0002,
+ MIGRATION_NONDIRECT = 0x0004,
+ MIGRATION_VERBOSE = 0x0008,
+};
+
+static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
+ struct llapi_layout *layout);
+
+static int
+migrate_open_files(const char *name, __u64 migration_flags,
+ const struct llapi_stripe_param *param,
+ struct llapi_layout *layout, int *fd_src, int *fd_tgt)
{
- int rc;
+ int fd = -1;
+ int fdv = -1;
+ int rflags;
+ int mdt_index;
+ int random_value;
+ char parent[PATH_MAX];
+ char volatile_file[PATH_MAX];
+ char *ptr;
+ int rc;
+ struct stat st;
+ struct stat stv;
- if (!file_lease_supported)
- return 0;
+ if (param == NULL && layout == NULL) {
+ error_loc = "layout information";
+ return -EINVAL;
+ }
- rc = llapi_lease_check(fd);
- if (rc > 0)
- return 0; /* llapi_check_lease returns > 0 on success. */
+ /* search for file directory pathname */
+ if (strlen(name) > sizeof(parent) - 1) {
+ error_loc = "source file name";
+ return -ERANGE;
+ }
- if (!group_locked) {
- fprintf(stderr, "%s: cannot migrate '%s': file busy\n",
- progname, path);
- rc = rc ? rc : -EAGAIN;
+ strncpy(parent, name, sizeof(parent));
+ ptr = strrchr(parent, '/');
+ if (ptr == NULL) {
+ if (getcwd(parent, sizeof(parent)) == NULL) {
+ error_loc = "getcwd";
+ return -errno;
+ }
} else {
- fprintf(stderr, "%s: external attempt to access file '%s' "
- "blocked until migration ends.\n", progname, path);
- rc = 0;
+ if (ptr == parent) /* leading '/' */
+ ptr = parent + 1;
+ *ptr = '\0';
+ }
+
+ /* open file, direct io */
+ /* even if the file is only read, WR mode is nedeed to allow
+ * layout swap on fd */
+ rflags = O_RDWR;
+ if (!(migration_flags & MIGRATION_NONDIRECT))
+ rflags |= O_DIRECT;
+ fd = open(name, rflags);
+ if (fd < 0) {
+ rc = -errno;
+ error_loc = "cannot open source file";
+ return rc;
+ }
+
+ rc = llapi_file_fget_mdtidx(fd, &mdt_index);
+ if (rc < 0) {
+ error_loc = "cannot get MDT index";
+ goto out;
+ }
+
+ do {
+ int open_flags = O_WRONLY | O_CREAT | O_EXCL | O_NOFOLLOW;
+ mode_t open_mode = S_IRUSR | S_IWUSR;
+
+ random_value = random();
+ rc = snprintf(volatile_file, sizeof(volatile_file),
+ "%s/%s:%.4X:%.4X", parent, LUSTRE_VOLATILE_HDR,
+ mdt_index, random_value);
+ if (rc >= sizeof(volatile_file)) {
+ rc = -ENAMETOOLONG;
+ break;
+ }
+
+ /* create, open a volatile file, use caching (ie no directio) */
+ if (param != NULL)
+ fdv = llapi_file_open_param(volatile_file, open_flags,
+ open_mode, param);
+ else
+ fdv = lfs_component_create(volatile_file, open_flags,
+ open_mode, layout);
+ } while (fdv < 0 && (rc = fdv) == -EEXIST);
+
+ if (rc < 0) {
+ error_loc = "cannot create volatile file";
+ goto out;
+ }
+
+ /* In case the MDT does not support creation of volatile files
+ * we should try to unlink it. */
+ (void)unlink(volatile_file);
+
+ /* Not-owner (root?) special case.
+ * Need to set owner/group of volatile file like original.
+ * This will allow to pass related check during layout_swap.
+ */
+ rc = fstat(fd, &st);
+ if (rc != 0) {
+ rc = -errno;
+ error_loc = "cannot stat source file";
+ goto out;
+ }
+
+ rc = fstat(fdv, &stv);
+ if (rc != 0) {
+ rc = -errno;
+ error_loc = "cannot stat volatile";
+ goto out;
+ }
+
+ if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
+ rc = fchown(fdv, st.st_uid, st.st_gid);
+ if (rc != 0) {
+ rc = -errno;
+ error_loc = "cannot change ownwership of volatile";
+ goto out;
+ }
+ }
+
+out:
+ if (rc < 0) {
+ if (fd > 0)
+ close(fd);
+ if (fdv > 0)
+ close(fdv);
+ } else {
+ *fd_src = fd;
+ *fd_tgt = fdv;
+ error_loc = NULL;
}
- *lease_broken = true;
return rc;
}
-static int migrate_copy_data(int fd_src, int fd_dst, size_t buf_size,
- bool group_locked, const char *fname)
+static int migrate_copy_data(int fd_src, int fd_dst, int (*check_file)(int))
{
+ struct llapi_layout *layout;
+ size_t buf_size = 4 * 1024 * 1024;
void *buf = NULL;
ssize_t rsize = -1;
ssize_t wsize = 0;
size_t wpos = 0;
off_t bufoff = 0;
int rc;
- bool lease_broken = false;
+
+ layout = llapi_layout_get_by_fd(fd_src, 0);
+ if (layout != NULL) {
+ uint64_t stripe_size;
+
+ rc = llapi_layout_stripe_size_get(layout, &stripe_size);
+ if (rc == 0)
+ buf_size = stripe_size;
+
+ llapi_layout_free(layout);
+ }
/* Use a page-aligned buffer for direct I/O */
rc = posix_memalign(&buf, getpagesize(), buf_size);
/* read new data only if we have written all
* previously read data */
if (wpos == rpos) {
- if (!lease_broken) {
- rc = check_lease(fd_src, &lease_broken,
- group_locked, fname);
+ if (check_file) {
+ rc = check_file(fd_src);
if (rc < 0)
- goto out;
+ break;
}
+
rsize = read(fd_src, buf, buf_size);
if (rsize < 0) {
rc = -errno;
- fprintf(stderr, "%s: %s: read failed: %s\n",
- progname, fname, strerror(-rc));
- goto out;
+ break;
}
rpos += rsize;
bufoff = 0;
wsize = write(fd_dst, buf + bufoff, rpos - wpos);
if (wsize < 0) {
rc = -errno;
- fprintf(stderr,
- "%s: %s: write failed on volatile: %s\n",
- progname, fname, strerror(-rc));
- goto out;
+ break;
}
wpos += wsize;
bufoff += wsize;
}
- rc = fsync(fd_dst);
- if (rc < 0) {
- rc = -errno;
- fprintf(stderr, "%s: %s: fsync failed: %s\n",
- progname, fname, strerror(-rc));
+ if (rc == 0) {
+ rc = fsync(fd_dst);
+ if (rc < 0)
+ rc = -errno;
}
-out:
free(buf);
return rc;
}
-static int migrate_copy_timestamps(int fdv, const struct stat *st)
+static int migrate_copy_timestamps(int fd, int fdv)
{
- struct timeval tv[2] = {
- {.tv_sec = st->st_atime},
- {.tv_sec = st->st_mtime}
- };
+ struct stat st;
- return futimes(fdv, tv);
+ if (fstat(fd, &st) == 0) {
+ struct timeval tv[2] = {
+ {.tv_sec = st.st_atime},
+ {.tv_sec = st.st_mtime}
+ };
+
+ return futimes(fdv, tv);
+ }
+
+ return -errno;
}
-static int migrate_block(int fd, int fdv, const struct stat *st,
- size_t buf_size, const char *name)
+static int migrate_block(int fd, int fdv)
{
__u64 dv1;
int gid;
rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
if (rc < 0) {
- fprintf(stderr, "%s: %s: cannot get dataversion: %s\n",
- progname, name, strerror(-rc));
+ error_loc = "cannot get dataversion";
return rc;
}
* block it too. */
rc = llapi_group_lock(fd, gid);
if (rc < 0) {
- fprintf(stderr, "%s: %s: cannot get group lock: %s\n",
- progname, name, strerror(-rc));
+ error_loc = "cannot get group lock";
return rc;
}
- rc = migrate_copy_data(fd, fdv, buf_size, true, name);
+ rc = migrate_copy_data(fd, fdv, NULL);
if (rc < 0) {
- fprintf(stderr, "%s: %s: data copy failed\n", progname, name);
+ error_loc = "data copy failed";
goto out_unlock;
}
/* Make sure we keep original atime/mtime values */
- rc = migrate_copy_timestamps(fdv, st);
+ rc = migrate_copy_timestamps(fd, fdv);
if (rc < 0) {
- fprintf(stderr, "%s: %s: timestamp copy failed\n",
- progname, name);
+ error_loc = "timestamp copy failed";
goto out_unlock;
}
rc = llapi_fswap_layouts_grouplock(fd, fdv, dv1, 0, 0,
SWAP_LAYOUTS_CHECK_DV1);
if (rc == -EAGAIN) {
- fprintf(stderr, "%s: %s: dataversion changed during copy, "
- "migration aborted\n", progname, name);
+ error_loc = "file changed";
goto out_unlock;
} else if (rc < 0) {
- fprintf(stderr, "%s: %s: cannot swap layouts: %s\n", progname,
- name, strerror(-rc));
+ error_loc = "cannot swap layout";
goto out_unlock;
}
out_unlock:
rc2 = llapi_group_unlock(fd, gid);
if (rc2 < 0 && rc == 0) {
- fprintf(stderr, "%s: %s: putting group lock failed: %s\n",
- progname, name, strerror(-rc2));
+ error_loc = "unlock group lock";
rc = rc2;
}
return rc;
}
-static int migrate_nonblock(int fd, int fdv, const struct stat *st,
- size_t buf_size, const char *name)
+/**
+ * Internal helper for migrate_copy_data(). Check lease and report error if
+ * need be.
+ *
+ * \param[in] fd File descriptor on which to check the lease.
+ *
+ * \retval 0 Migration can keep on going.
+ * \retval -errno Error occurred, abort migration.
+ */
+static int check_lease(int fd)
+{
+ int rc;
+
+ rc = llapi_lease_check(fd);
+ if (rc > 0)
+ return 0; /* llapi_check_lease returns > 0 on success. */
+
+ return -EBUSY;
+}
+
+static int migrate_nonblock(int fd, int fdv)
{
__u64 dv1;
__u64 dv2;
rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
if (rc < 0) {
- fprintf(stderr, "%s: %s: cannot get data version: %s\n",
- progname, name, strerror(-rc));
+ error_loc = "cannot get data version";
return rc;
}
- rc = migrate_copy_data(fd, fdv, buf_size, false, name);
+ rc = migrate_copy_data(fd, fdv, check_lease);
if (rc < 0) {
- fprintf(stderr, "%s: %s: data copy failed\n", progname, name);
+ error_loc = "data copy failed";
return rc;
}
rc = llapi_get_data_version(fd, &dv2, LL_DV_RD_FLUSH);
if (rc != 0) {
- fprintf(stderr, "%s: %s: cannot get data version: %s\n",
- progname, name, strerror(-rc));
+ error_loc = "cannot get data version";
return rc;
}
if (dv1 != dv2) {
rc = -EAGAIN;
- fprintf(stderr, "%s: %s: data version changed during "
- "migration\n",
- progname, name);
+ error_loc = "source file changed";
return rc;
}
/* Make sure we keep original atime/mtime values */
- rc = migrate_copy_timestamps(fdv, st);
- if (rc < 0) {
- fprintf(stderr, "%s: %s: timestamp copy failed\n",
- progname, name);
- return rc;
- }
-
- /* Atomically put lease, swap layouts and close.
- * for a migration we need to check data version on file did
- * not change. */
- rc = llapi_fswap_layouts(fd, fdv, 0, 0, SWAP_LAYOUTS_CLOSE);
+ rc = migrate_copy_timestamps(fd, fdv);
if (rc < 0) {
- fprintf(stderr, "%s: %s: cannot swap layouts: %s\n",
- progname, name, strerror(-rc));
+ error_loc = "timestamp copy failed";
return rc;
}
return 0;
}
-static int lfs_component_set(char *fname, int comp_id, __u32 flags)
+static int lfs_component_set(char *fname, int comp_id,
+ __u32 flags, __u32 neg_flags)
{
- return -ENOTSUP;
+ __u32 ids[2];
+ __u32 flags_array[2];
+ size_t count = 0;
+ int rc;
+
+ if (flags) {
+ ids[count] = comp_id;
+ flags_array[count] = flags;
+ ++count;
+ }
+
+ if (neg_flags) {
+ ids[count] = comp_id;
+ flags_array[count] = neg_flags | LCME_FL_NEG;
+ ++count;
+ }
+
+ rc = llapi_layout_file_comp_set(fname, ids, flags_array, count);
+ if (rc)
+ fprintf(stderr,
+ "%s: cannot change the flags of component '%#x' of file '%s': %x / ^(%x)\n",
+ progname, comp_id, fname, flags, neg_flags);
+
+ return rc;
}
-static int lfs_component_del(char *fname, __u32 comp_id, __u32 flags)
+static int lfs_component_del(char *fname, __u32 comp_id,
+ __u32 flags, __u32 neg_flags)
{
int rc = 0;
- if (flags != 0 && comp_id != 0)
+ if (flags && neg_flags)
+ return -EINVAL;
+
+ if (!flags && neg_flags)
+ flags = neg_flags | LCME_FL_NEG;
+
+ if ((flags && comp_id) || (!flags && !comp_id))
return -EINVAL;
/* LCME_FL_INIT is the only supported flag in PFL */
- if (flags != 0) {
+ if (flags) {
if (flags & ~LCME_KNOWN_FLAGS) {
- fprintf(stderr, "Invalid component flags %#x\n", flags);
+ fprintf(stderr,
+ "%s setstripe: unknown flags %#x\n",
+ progname, flags);
return -EINVAL;
}
} else if (comp_id > LCME_ID_MAX) {
- fprintf(stderr, "Invalid component id %u\n", comp_id);
+ fprintf(stderr, "%s setstripe: invalid component id %u\n",
+ progname, comp_id);
return -EINVAL;
}
rc = llapi_layout_file_comp_del(fname, comp_id, flags);
if (rc)
- fprintf(stderr, "Delete component %#x from %s failed. %s\n",
- comp_id, fname, strerror(errno));
+ fprintf(stderr,
+ "%s setstripe: cannot delete component %#x from '%s': %s\n",
+ progname, comp_id, fname, strerror(errno));
return rc;
}
fd = llapi_layout_file_open(fname, open_flags, open_mode, layout);
if (fd < 0)
- fprintf(stderr, "%s %s failed. %s\n",
+ fprintf(stderr, "%s: cannot %s '%s': %s\n", progname,
S_ISDIR(st.st_mode) ?
- "Set default composite layout to " :
- "Create composite file",
+ "set default composite layout for" :
+ "create composite file",
fname, strerror(errno));
return fd;
}
struct llapi_stripe_param *param,
struct llapi_layout *layout)
{
- int fd = -1;
- int fdv = -1;
- char parent[PATH_MAX];
- int mdt_index;
- int random_value;
- char volatile_file[sizeof(parent) +
- LUSTRE_VOLATILE_HDR_LEN +
- 2 * sizeof(mdt_index) +
- 2 * sizeof(random_value) + 4];
- char *ptr;
- int rc;
- struct lov_user_md *lum = NULL;
- int lum_size;
- int buf_size = 1024 * 1024 * 4;
- bool have_lease_rdlck = false;
- struct stat st;
- struct stat stv;
+ int fd = -1;
+ int fdv = -1;
+ int rc;
- /* find the right size for the IO and allocate the buffer */
- lum_size = lov_user_md_size(LOV_MAX_STRIPE_COUNT, LOV_USER_MAGIC_V3);
- lum = malloc(lum_size);
- if (lum == NULL) {
- rc = -ENOMEM;
- goto free;
- }
+ rc = migrate_open_files(name, migration_flags, param, layout,
+ &fd, &fdv);
+ if (rc < 0)
+ goto out;
- rc = llapi_file_get_stripe(name, lum);
- /* failure can happen for many reasons and some may be not real errors
- * (eg: no stripe)
- * in case of a real error, a later call will fail with better
- * error management */
- if (rc == 0) {
- if ((lum->lmm_magic == LOV_USER_MAGIC_V1 ||
- lum->lmm_magic == LOV_USER_MAGIC_V3) &&
- lum->lmm_stripe_size != 0)
- buf_size = lum->lmm_stripe_size;
+ if (!(migration_flags & MIGRATION_NONBLOCK)) {
+ /* Blocking mode (forced if servers do not support file lease).
+ * It is also the default mode, since we cannot distinguish
+ * between a broken lease and a server that does not support
+ * atomic swap/close (LU-6785) */
+ rc = migrate_block(fd, fdv);
+ goto out;
}
- /* 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, "%s: %s: cannot open: %s\n", progname, name,
- strerror(-rc));
- goto free;
- }
-
- if (file_lease_supported) {
- rc = llapi_lease_get(fd, LL_LEASE_RDLCK);
- if (rc == -EOPNOTSUPP) {
- /* Older servers do not support file lease.
- * Disable related checks. This opens race conditions
- * as explained in LU-4840 */
- file_lease_supported = false;
- } else if (rc < 0) {
- fprintf(stderr, "%s: %s: cannot get open lease: %s\n",
- progname, name, strerror(-rc));
- goto error;
- } else {
- have_lease_rdlck = true;
- }
+ rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
+ if (rc < 0) {
+ error_loc = "cannot get lease";
+ goto out;
}
- /* search for file directory pathname */
- if (strlen(name) > sizeof(parent)-1) {
- rc = -E2BIG;
- goto error;
- }
- strncpy(parent, name, sizeof(parent));
- ptr = strrchr(parent, '/');
- if (ptr == NULL) {
- if (getcwd(parent, sizeof(parent)) == NULL) {
- rc = -errno;
- goto error;
- }
- } else {
- if (ptr == parent)
- strcpy(parent, "/");
- else
- *ptr = '\0';
+ rc = migrate_nonblock(fd, fdv);
+ if (rc < 0) {
+ llapi_lease_release(fd);
+ goto out;
}
- rc = llapi_file_fget_mdtidx(fd, &mdt_index);
+ /* Atomically put lease, swap layouts and close.
+ * for a migration we need to check data version on file did
+ * not change. */
+ rc = llapi_fswap_layouts(fd, fdv, 0, 0, SWAP_LAYOUTS_CLOSE);
if (rc < 0) {
- fprintf(stderr, "%s: %s: cannot get MDT index: %s\n",
- progname, name, strerror(-rc));
- goto error;
+ error_loc = "cannot swap layout";
+ goto out;
}
- do {
- int open_flags = O_WRONLY | O_CREAT | O_EXCL | O_NOFOLLOW;
- mode_t open_mode = S_IRUSR | S_IWUSR;
+out:
+ if (fd >= 0)
+ close(fd);
- random_value = random();
- rc = snprintf(volatile_file, sizeof(volatile_file),
- "%s/%s:%.4X:%.4X", parent, LUSTRE_VOLATILE_HDR,
- mdt_index, random_value);
- if (rc >= sizeof(volatile_file)) {
- rc = -E2BIG;
- goto error;
- }
+ if (fdv >= 0)
+ close(fdv);
- /* create, open a volatile file, use caching (ie no directio) */
- if (param != NULL)
- fdv = llapi_file_open_param(volatile_file, open_flags,
- open_mode, param);
- else if (layout != NULL)
- fdv = lfs_component_create(volatile_file, open_flags,
- open_mode, layout);
- else
- fdv = -EINVAL;
- } while (fdv == -EEXIST);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %s: %s: %s\n",
+ progname, name, error_loc, strerror(-rc));
+ else if (migration_flags & MIGRATION_VERBOSE)
+ printf("%s\n", name);
- if (fdv < 0) {
- rc = fdv;
- fprintf(stderr, "%s: %s: cannot create volatile file in"
- " directory: %s\n",
- progname, parent, strerror(-rc));
- goto error;
- }
+ return rc;
+}
- /* In case the MDT does not support creation of volatile files
- * we should try to unlink it. */
- (void)unlink(volatile_file);
+static int comp_str2flags(char *string, __u32 *flags, __u32 *neg_flags)
+{
+ char *name;
- /* Not-owner (root?) special case.
- * Need to set owner/group of volatile file like original.
- * This will allow to pass related check during layout_swap.
- */
- rc = fstat(fd, &st);
- if (rc != 0) {
- rc = -errno;
- fprintf(stderr, "%s: %s: cannot stat: %s\n", progname, name,
- strerror(errno));
- goto error;
- }
- rc = fstat(fdv, &stv);
- if (rc != 0) {
- rc = -errno;
- fprintf(stderr, "%s: %s: cannot stat: %s\n", progname,
- volatile_file, strerror(errno));
- goto error;
- }
- if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
- rc = fchown(fdv, st.st_uid, st.st_gid);
- if (rc != 0) {
- rc = -errno;
- fprintf(stderr, "%s: %s: cannot chown: %s\n", progname,
- name, strerror(errno));
- goto error;
- }
- }
+ if (string == NULL)
+ return -EINVAL;
- if (migration_flags & MIGRATION_NONBLOCK && file_lease_supported) {
- rc = migrate_nonblock(fd, fdv, &st, buf_size, name);
- if (rc == 0) {
- have_lease_rdlck = false;
- fdv = -1; /* The volatile file is closed as we put the
- * lease in non-blocking mode. */
+ *flags = 0;
+ *neg_flags = 0;
+ for (name = strtok(string, ","); name; name = strtok(NULL, ",")) {
+ bool found = false;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(comp_flags_table); i++) {
+ __u32 comp_flag = comp_flags_table[i].cfn_flag;
+ const char *comp_name = comp_flags_table[i].cfn_name;
+
+ if (strcmp(name, comp_name) == 0) {
+ *flags |= comp_flag;
+ found = true;
+ } else if (strncmp(name, "^", 1) == 0 &&
+ strcmp(name + 1, comp_name) == 0) {
+ *neg_flags |= comp_flag;
+ found = true;
+ }
+ }
+ if (!found) {
+ llapi_printf(LLAPI_MSG_ERROR,
+ "%s: component flag '%s' not supported\n",
+ progname, name);
+ return -EINVAL;
}
- } else {
- /* Blocking mode (forced if servers do not support file lease).
- * It is also the default mode, since we cannot distinguish
- * between a broken lease and a server that does not support
- * atomic swap/close (LU-6785) */
- rc = migrate_block(fd, fdv, &st, buf_size, name);
}
-error:
- if (have_lease_rdlck)
- llapi_lease_put(fd);
+ if (!*flags && !*neg_flags)
+ return -EINVAL;
- if (fd >= 0)
- close(fd);
+ /* don't allow to set and exclude the same flag */
+ if (*flags & *neg_flags)
+ return -EINVAL;
- if (fdv >= 0)
- close(fdv);
+ return 0;
+}
-free:
- if (lum)
- free(lum);
+static int mirror_str2state(char *string, __u16 *state, __u16 *neg_state)
+{
+ if (string == NULL)
+ return -EINVAL;
- return rc;
+ *state = 0;
+ *neg_state = 0;
+
+ if (strncmp(string, "^", 1) == 0) {
+ *neg_state = llapi_layout_string_flags(string + 1);
+ if (*neg_state != 0)
+ return 0;
+ } else {
+ *state = llapi_layout_string_flags(string);
+ if (*state != 0)
+ return 0;
+ }
+
+ llapi_printf(LLAPI_MSG_ERROR,
+ "%s: mirrored file state '%s' not supported\n",
+ progname, string);
+ return -EINVAL;
}
/**
- * Parse a string containing an OST index list into an array of integers.
+ * struct mirror_args - Command-line arguments for mirror(s).
+ * @m_count: Number of mirrors to be created with this layout.
+ * @m_flags: Mirror level flags, only 'prefer' is supported.
+ * @m_layout: Mirror layout.
+ * @m_file: A victim file. Its layout will be split and used as a mirror.
+ * @m_next: Point to the next node of the list.
*
- * The input string contains a comma delimited list of individual
- * indices and ranges, for example "1,2-4,7". Add the indices into the
- * \a osts array and remove duplicates.
- *
- * \param[out] osts array to store indices in
- * \param[in] size size of \a osts array
- * \param[in] offset starting index in \a osts
- * \param[in] arg string containing OST index list
- *
- * \retval positive number of indices in \a osts
- * \retval -EINVAL unable to parse \a arg
+ * Command-line arguments for mirror(s) will be parsed and stored in
+ * a linked list that consists of this structure.
*/
-static int parse_targets(__u32 *osts, int size, int offset, char *arg)
+struct mirror_args {
+ __u32 m_count;
+ __u32 m_flags;
+ struct llapi_layout *m_layout;
+ const char *m_file;
+ struct mirror_args *m_next;
+};
+
+static int mirror_sanity_check_flags(struct llapi_layout *layout, void *unused)
{
+ uint32_t flags;
int rc;
- int nr = offset;
- int slots = size - offset;
- char *ptr = NULL;
- bool end_of_loop;
- if (arg == NULL)
+ rc = llapi_layout_comp_flags_get(layout, &flags);
+ if (rc)
+ return -errno;
+
+ if (flags & LCME_FL_NEG) {
+ fprintf(stderr, "error: %s: negative flags are not supported\n",
+ progname);
return -EINVAL;
+ }
- end_of_loop = false;
- while (!end_of_loop) {
- int start_index;
- int end_index;
- int i;
- char *endptr = NULL;
+ if (flags & LCME_FL_STALE) {
+ fprintf(stderr, "error: %s: setting '%s' is not supported\n",
+ progname, comp_flags_table[LCME_FL_STALE].cfn_name);
+ return -EINVAL;
+ }
- rc = -EINVAL;
+ return LLAPI_LAYOUT_ITER_CONT;
+}
- ptr = strchrnul(arg, ',');
+static inline int mirror_sanity_check_one(struct llapi_layout *layout)
+{
+ uint64_t start, end;
+ uint64_t pattern;
+ int rc;
- end_of_loop = *ptr == '\0';
- *ptr = '\0';
+ /* LU-10112: do not support dom+flr in phase 1 */
+ rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
+ if (rc)
+ return -errno;
- start_index = strtol(arg, &endptr, 0);
- if (endptr == arg) /* no data at all */
- break;
- if (*endptr != '-' && *endptr != '\0') /* has invalid data */
- break;
- if (start_index < 0)
- break;
+ rc = llapi_layout_pattern_get(layout, &pattern);
+ if (rc)
+ return -errno;
- end_index = start_index;
- if (*endptr == '-') {
- end_index = strtol(endptr + 1, &endptr, 0);
- if (*endptr != '\0')
- break;
- if (end_index < start_index)
- break;
- }
+ if (pattern == LOV_PATTERN_MDT || pattern == LLAPI_LAYOUT_MDT) {
+ fprintf(stderr, "error: %s: doesn't support dom+flr for now\n",
+ progname);
+ return -ENOTSUP;
+ }
- for (i = start_index; i <= end_index && slots > 0; i++) {
- int j;
+ rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_LAST);
+ if (rc)
+ return -errno;
- /* remove duplicate */
- for (j = 0; j < offset; j++) {
- if (osts[j] == i)
- break;
- }
- if (j == offset) { /* no duplicate */
- osts[nr++] = i;
- --slots;
- }
- }
- if (slots == 0 && i < end_index)
- break;
+ rc = llapi_layout_comp_extent_get(layout, &start, &end);
+ if (rc)
+ return -errno;
- *ptr = ',';
- arg = ++ptr;
- offset = nr;
- rc = 0;
+ if (end != LUSTRE_EOF) {
+ fprintf(stderr, "error: %s: mirror layout doesn't reach eof\n",
+ progname);
+ return -EINVAL;
}
- if (!end_of_loop && ptr != NULL)
- *ptr = ',';
- return rc < 0 ? rc : nr;
+ rc = llapi_layout_comp_iterate(layout, mirror_sanity_check_flags, NULL);
+ return rc;
}
-struct lfs_setstripe_args {
- unsigned long long lsa_comp_end;
- unsigned long long lsa_stripe_size;
- int lsa_stripe_count;
- int lsa_stripe_off;
- __u32 lsa_comp_flags;
- int lsa_nr_osts;
- __u32 *lsa_osts;
- char *lsa_pool_name;
+/**
+ * enum mirror_flags - Flags for extending a mirrored file.
+ * @MF_NO_VERIFY: Indicates not to verify the mirror(s) from victim file(s)
+ * in case the victim file(s) contains the same data as the
+ * original mirrored file.
+ * @MF_DESTROY: Indicates to delete the mirror from the mirrored file.
+ * @MF_COMP_ID: specified component id instead of mirror id
+ *
+ * Flags for extending a mirrored file.
+ */
+enum mirror_flags {
+ MF_NO_VERIFY = 0x1,
+ MF_DESTROY = 0x2,
+ MF_COMP_ID = 0x4,
};
-static inline void setstripe_args_init(struct lfs_setstripe_args *lsa)
+/**
+ * mirror_create_sanity_check() - Check mirror list.
+ * @list: A linked list that stores the mirror arguments.
+ *
+ * This function does a sanity check on @list for creating
+ * a mirrored file.
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+static int mirror_create_sanity_check(const char *fname,
+ struct mirror_args *list)
{
- memset(lsa, 0, sizeof(*lsa));
- lsa->lsa_stripe_off = -1;
-}
+ int rc = 0;
+ bool has_m_file = false;
+ bool has_m_layout = false;
-static inline bool setstripe_args_specified(struct lfs_setstripe_args *lsa)
-{
- return (lsa->lsa_stripe_size != 0 || lsa->lsa_stripe_count != 0 ||
- lsa->lsa_stripe_off != -1 || lsa->lsa_pool_name != NULL ||
- lsa->lsa_comp_end != 0);
-}
+ if (list == NULL)
+ return -EINVAL;
-static int comp_args_to_layout(struct llapi_layout **composite,
- struct lfs_setstripe_args *lsa)
-{
- struct llapi_layout *layout = *composite;
- uint64_t prev_end = 0;
- int i = 0, rc;
+ if (fname) {
+ struct llapi_layout *layout;
- if (layout == NULL) {
- layout = llapi_layout_alloc();
- if (layout == NULL) {
- fprintf(stderr, "Alloc llapi_layout failed. %s\n",
- strerror(errno));
- return -ENOMEM;
+ layout = llapi_layout_get_by_path(fname, 0);
+ if (!layout) {
+ fprintf(stderr,
+ "error: %s: file '%s' couldn't get layout\n",
+ progname, fname);
+ return -ENODATA;
}
- *composite = layout;
- } else {
- uint64_t start;
- /* Get current component extent, current component
- * must be the tail component. */
- rc = llapi_layout_comp_extent_get(layout, &start, &prev_end);
- if (rc) {
- fprintf(stderr, "Get comp extent failed. %s\n",
- strerror(errno));
- return rc;
- }
+ rc = mirror_sanity_check_one(layout);
+ llapi_layout_free(layout);
- rc = llapi_layout_comp_add(layout);
- if (rc) {
- fprintf(stderr, "Add component failed. %s\n",
- strerror(errno));
+ if (rc)
return rc;
- }
}
- rc = llapi_layout_comp_extent_set(layout, prev_end, lsa->lsa_comp_end);
- if (rc) {
- fprintf(stderr, "Set extent [%lu, %llu) failed. %s\n",
- prev_end, lsa->lsa_comp_end, strerror(errno));
- return rc;
- }
+ while (list != NULL) {
+ if (list->m_file != NULL) {
+ has_m_file = true;
+ llapi_layout_free(list->m_layout);
- if (lsa->lsa_stripe_size != 0) {
- rc = llapi_layout_stripe_size_set(layout,
- lsa->lsa_stripe_size);
- if (rc) {
- fprintf(stderr, "Set stripe size %llu failed. %s\n",
- lsa->lsa_stripe_size, strerror(errno));
- return rc;
+ list->m_layout =
+ llapi_layout_get_by_path(list->m_file, 0);
+ if (list->m_layout == NULL) {
+ fprintf(stderr,
+ "error: %s: file '%s' has no layout\n",
+ progname, list->m_file);
+ return -ENODATA;
+ }
+ } else {
+ has_m_layout = true;
+ if (list->m_layout == NULL) {
+ fprintf(stderr, "error: %s: no mirror layout\n",
+ progname);
+ return -EINVAL;
+ }
}
- }
- if (lsa->lsa_stripe_count != 0) {
- rc = llapi_layout_stripe_count_set(layout,
- lsa->lsa_stripe_count == -1 ?
- LLAPI_LAYOUT_WIDE :
- lsa->lsa_stripe_count);
- if (rc) {
- fprintf(stderr, "Set stripe count %d failed. %s\n",
- lsa->lsa_stripe_count, strerror(errno));
+ rc = mirror_sanity_check_one(list->m_layout);
+ if (rc)
return rc;
- }
- }
- if (lsa->lsa_pool_name != NULL) {
- rc = llapi_layout_pool_name_set(layout, lsa->lsa_pool_name);
- if (rc) {
- fprintf(stderr, "Set pool name: %s failed. %s\n",
- lsa->lsa_pool_name, strerror(errno));
- return rc;
- }
+ list = list->m_next;
}
- if (lsa->lsa_nr_osts > 0) {
- if (lsa->lsa_stripe_count > 0 &&
- lsa->lsa_nr_osts != lsa->lsa_stripe_count) {
- fprintf(stderr, "stripe_count(%d) != nr_osts(%d)\n",
- lsa->lsa_stripe_count, lsa->lsa_nr_osts);
- return -EINVAL;
- }
- for (i = 0; i < lsa->lsa_nr_osts; i++) {
- rc = llapi_layout_ost_index_set(layout, i,
- lsa->lsa_osts[i]);
- if (rc)
- break;
- }
- } else if (lsa->lsa_stripe_off != -1) {
- rc = llapi_layout_ost_index_set(layout, 0, lsa->lsa_stripe_off);
- }
- if (rc) {
- fprintf(stderr, "Set ost index %d failed. %s\n",
- i, strerror(errno));
- return rc;
+ if (has_m_file && has_m_layout) {
+ fprintf(stderr,
+ "error: %s: -f <victim_file> option should not be specified with setstripe options\n",
+ progname);
+ return -EINVAL;
}
return 0;
}
-/* In 'lfs setstripe --component-add' mode, we need to fetch the extent
- * end of the last component in the existing file, and adjust the
- * first extent start of the components to be added accordingly. */
-static int adjust_first_extent(char *fname, struct llapi_layout *layout)
+static int mirror_set_flags(struct llapi_layout *layout, void *cbdata)
{
- struct llapi_layout *head;
- uint64_t start, end, stripe_size, prev_end = 0;
+ __u32 mirror_flags = *(__u32 *)cbdata;
+ uint32_t flags;
int rc;
- if (layout == NULL)
- return -EINVAL;
+ rc = llapi_layout_comp_flags_get(layout, &flags);
+ if (rc < 0)
+ return rc;
- errno = 0;
- head = llapi_layout_get_by_path(fname, 0);
- if (head == NULL) {
- fprintf(stderr, "Read layout from %s failed. %s\n",
- fname, strerror(errno));
- return -EINVAL;
- } else if (errno == ENODATA) {
- /* file without LOVEA, this component-add will be turned
- * into a component-create. */
- llapi_layout_free(head);
- return -ENODATA;
- } else if (!llapi_layout_is_composite(head)) {
- fprintf(stderr, "'%s' isn't a composite file.\n",
- fname);
- llapi_layout_free(head);
- return -EINVAL;
+ if (!flags) {
+ rc = llapi_layout_comp_flags_set(layout, mirror_flags);
+ if (rc)
+ return rc;
}
- rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
- if (rc) {
- fprintf(stderr, "Get prev extent failed. %s\n",
- strerror(errno));
- llapi_layout_free(head);
- return rc;
- }
+ return LLAPI_LAYOUT_ITER_CONT;
+}
- llapi_layout_free(head);
+/**
+ * mirror_create() - Create a mirrored file.
+ * @fname: The file to be created.
+ * @mirror_list: A linked list that stores the mirror arguments.
+ *
+ * This function creates a mirrored file @fname with the mirror(s)
+ * from @mirror_list.
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+static int mirror_create(char *fname, struct mirror_args *mirror_list)
+{
+ struct llapi_layout *layout = NULL;
+ struct mirror_args *cur_mirror = NULL;
+ uint16_t mirror_count = 0;
+ int i = 0;
+ int rc = 0;
- /* Make sure we use the first component of the layout to be added. */
- rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
- if (rc < 0) {
- fprintf(stderr, "Move component cursor failed. %s\n",
- strerror(errno));
+ rc = mirror_create_sanity_check(NULL, mirror_list);
+ if (rc)
return rc;
- }
- rc = llapi_layout_comp_extent_get(layout, &start, &end);
- if (rc) {
- fprintf(stderr, "Get extent failed. %s\n", strerror(errno));
- return rc;
+ cur_mirror = mirror_list;
+ while (cur_mirror != NULL) {
+ rc = llapi_layout_comp_iterate(cur_mirror->m_layout,
+ mirror_set_flags,
+ &cur_mirror->m_flags);
+ if (rc) {
+ rc = -errno;
+ fprintf(stderr, "%s: failed to set mirror flags\n",
+ progname);
+ goto error;
+ }
+
+ for (i = 0; i < cur_mirror->m_count; i++) {
+ rc = llapi_layout_merge(&layout, cur_mirror->m_layout);
+ if (rc) {
+ rc = -errno;
+ fprintf(stderr, "error: %s: "
+ "merge layout failed: %s\n",
+ progname, strerror(errno));
+ goto error;
+ }
+ }
+ mirror_count += cur_mirror->m_count;
+ cur_mirror = cur_mirror->m_next;
}
- if (start > prev_end || end <= prev_end) {
- fprintf(stderr, "First extent to be set [%lu, %lu) isn't "
- "adjacent with the existing file extent end: %lu\n",
- start, end, prev_end);
+ if (layout == NULL) {
+ fprintf(stderr, "error: %s: layout is NULL\n", progname);
return -EINVAL;
}
- rc = llapi_layout_stripe_size_get(layout, &stripe_size);
+ rc = llapi_layout_mirror_count_set(layout, mirror_count);
if (rc) {
- fprintf(stderr, "Get stripe size failed. %s\n",
- strerror(errno));
- return rc;
- }
-
- if (stripe_size != LLAPI_LAYOUT_DEFAULT &&
- (prev_end & (stripe_size - 1))) {
- fprintf(stderr, "Stripe size %lu not aligned with %lu\n",
- stripe_size, prev_end);
- return -EINVAL;
+ rc = -errno;
+ fprintf(stderr, "error: %s: set mirror count failed: %s\n",
+ progname, strerror(errno));
+ goto error;
}
- rc = llapi_layout_comp_extent_set(layout, prev_end, end);
- if (rc) {
- fprintf(stderr, "Set component extent [%lu, %lu) failed. %s\n",
- prev_end, end, strerror(errno));
- return rc;
+ rc = lfs_component_create(fname, O_CREAT | O_WRONLY, 0666,
+ layout);
+ if (rc >= 0) {
+ close(rc);
+ rc = 0;
}
- return 0;
+error:
+ llapi_layout_free(layout);
+ return rc;
}
-static inline bool comp_flags_is_neg(__u32 flags)
+/**
+ * Compare files and check lease on @fd.
+ *
+ * \retval bytes number of bytes are the same
+ */
+static ssize_t mirror_file_compare(int fd, int fdv)
{
- return flags & LCME_FL_NEG;
+ const size_t buflen = 4 * 1024 * 1024; /* 4M */
+ void *buf;
+ ssize_t bytes_done = 0;
+ ssize_t bytes_read = 0;
+
+ buf = malloc(buflen * 2);
+ if (!buf)
+ return -ENOMEM;
+
+ while (1) {
+ if (!llapi_lease_check(fd)) {
+ bytes_done = -EBUSY;
+ break;
+ }
+
+ bytes_read = read(fd, buf, buflen);
+ if (bytes_read <= 0)
+ break;
+
+ if (bytes_read != read(fdv, buf + buflen, buflen))
+ break;
+
+ /* XXX: should compute the checksum on each buffer and then
+ * compare checksum to avoid cache collision */
+ if (memcmp(buf, buf + buflen, bytes_read))
+ break;
+
+ bytes_done += bytes_read;
+ }
+
+ free(buf);
+
+ return bytes_done;
}
-static inline void comp_flags_set_neg(__u32 *flags)
+static int mirror_extend_file(const char *fname, const char *victim_file,
+ enum mirror_flags mirror_flags)
{
- *flags |= LCME_FL_NEG;
+ int fd = -1;
+ int fdv = -1;
+ struct stat stbuf;
+ struct stat stbuf_v;
+ struct ll_ioc_lease *data = NULL;
+ int rc;
+
+ fd = open(fname, O_RDWR);
+ if (fd < 0) {
+ error_loc = "open source file";
+ rc = -errno;
+ goto out;
+ }
+
+ fdv = open(victim_file, O_RDWR);
+ if (fdv < 0) {
+ error_loc = "open target file";
+ rc = -errno;
+ goto out;
+ }
+
+ if (fstat(fd, &stbuf) || fstat(fdv, &stbuf_v)) {
+ error_loc = "stat source or target file";
+ rc = -errno;
+ goto out;
+ }
+
+ if (stbuf.st_dev != stbuf_v.st_dev) {
+ error_loc = "stat source and target file";
+ rc = -EXDEV;
+ goto out;
+ }
+
+ /* mirrors should be of the same size */
+ if (stbuf.st_size != stbuf_v.st_size) {
+ error_loc = "file sizes don't match";
+ rc = -EINVAL;
+ goto out;
+ }
+
+ rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
+ if (rc < 0) {
+ error_loc = "cannot get lease";
+ goto out;
+ }
+
+ if (!(mirror_flags & MF_NO_VERIFY)) {
+ ssize_t ret;
+ /* mirrors should have the same contents */
+ ret = mirror_file_compare(fd, fdv);
+ if (ret != stbuf.st_size) {
+ error_loc = "file busy or contents don't match";
+ rc = ret < 0 ? ret : -EINVAL;
+ goto out;
+ }
+ }
+
+ /* Get rid of caching pages from clients */
+ rc = llapi_file_flush(fd);
+ if (rc < 0) {
+ error_loc = "cannot get data version";
+ goto out;
+ }
+
+ rc = llapi_file_flush(fdv);
+ if (rc < 0) {
+ error_loc = "cannot get data version";
+ goto out;
+
+ }
+
+ /* Make sure we keep original atime/mtime values */
+ rc = migrate_copy_timestamps(fd, fdv);
+ if (rc < 0) {
+ error_loc = "cannot copy timestamp";
+ goto out;
+ }
+
+ /* Atomically put lease, merge layouts and close. */
+ data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
+ if (!data) {
+ error_loc = "memory allocation";
+ goto out;
+ }
+ data->lil_mode = LL_LEASE_UNLCK;
+ data->lil_flags = LL_LEASE_LAYOUT_MERGE;
+ data->lil_count = 1;
+ data->lil_ids[0] = fdv;
+ rc = llapi_lease_set(fd, data);
+ if (rc < 0) {
+ error_loc = "cannot merge layout";
+ goto out;
+ } else if (rc == 0) {
+ rc = -EBUSY;
+ error_loc = "lost lease lock";
+ goto out;
+ }
+ rc = 0;
+
+out:
+ if (data)
+ free(data);
+ if (fd >= 0)
+ close(fd);
+ if (fdv >= 0)
+ close(fdv);
+ if (!rc)
+ (void) unlink(victim_file);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %s: %s: %s\n",
+ progname, fname, error_loc, strerror(-rc));
+ return rc;
}
-static inline void comp_flags_clear_neg(__u32 *flags)
+static int mirror_extend_layout(char *name, struct llapi_layout *layout)
{
- *flags &= ~LCME_FL_NEG;
+ struct ll_ioc_lease *data = NULL;
+ int fd = -1;
+ int fdv = -1;
+ int rc;
+
+ rc = migrate_open_files(name, 0, NULL, layout, &fd, &fdv);
+ if (rc < 0)
+ goto out;
+
+ rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
+ if (rc < 0) {
+ error_loc = "cannot get lease";
+ goto out;
+ }
+
+ rc = migrate_nonblock(fd, fdv);
+ if (rc < 0) {
+ llapi_lease_release(fd);
+ goto out;
+ }
+
+ /* Atomically put lease, merge layouts and close. */
+ data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
+ if (!data) {
+ error_loc = "memory allocation";
+ goto out;
+ }
+ data->lil_mode = LL_LEASE_UNLCK;
+ data->lil_flags = LL_LEASE_LAYOUT_MERGE;
+ data->lil_count = 1;
+ data->lil_ids[0] = fdv;
+ rc = llapi_lease_set(fd, data);
+ if (rc < 0) {
+ error_loc = "cannot merge layout";
+ goto out;
+ } else if (rc == 0) {
+ rc = -EBUSY;
+ error_loc = "lost lease lock";
+ goto out;
+ }
+ rc = 0;
+
+out:
+ if (data)
+ free(data);
+ if (fd >= 0)
+ close(fd);
+ if (fdv >= 0)
+ close(fdv);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %s: %s: %s\n",
+ progname, name, error_loc, strerror(-rc));
+ return rc;
}
-static int comp_str2flags(__u32 *flags, char *string)
+static int mirror_extend(char *fname, struct mirror_args *mirror_list,
+ enum mirror_flags mirror_flags)
{
- char *name;
- __u32 neg_flags = 0;
+ int rc;
- if (string == NULL)
- return -EINVAL;
+ rc = mirror_create_sanity_check(fname, mirror_list);
+ if (rc)
+ return rc;
- *flags = 0;
- for (name = strtok(string, ","); name; name = strtok(NULL, ",")) {
- bool found = false;
- int i;
+ while (mirror_list) {
+ if (mirror_list->m_file != NULL) {
+ rc = mirror_extend_file(fname, mirror_list->m_file,
+ mirror_flags);
+ } else {
+ __u32 mirror_count = mirror_list->m_count;
- for (i = 0; i < ARRAY_SIZE(comp_flags_table); i++) {
- __u32 comp_flag = comp_flags_table[i].cfn_flag;
- const char *comp_name = comp_flags_table[i].cfn_name;
+ while (mirror_count > 0) {
+ rc = mirror_extend_layout(fname,
+ mirror_list->m_layout);
+ if (rc)
+ break;
- if (strcmp(name, comp_name) == 0) {
- *flags |= comp_flag;
- found = true;
- } else if (strncmp(name, "^", 1) == 0 &&
- strcmp(name + 1, comp_name) == 0) {
- neg_flags |= comp_flag;
- found = true;
+ --mirror_count;
}
}
- if (!found) {
- llapi_printf(LLAPI_MSG_ERROR, "Component flag "
- "'%s' is not supported.\n", name);
- return -EINVAL;
- }
- }
-
- if (*flags == 0 && neg_flags == 0)
- return -EINVAL;
- /* don't support mixed flags for now */
- if (*flags && neg_flags)
- return -EINVAL;
+ if (rc)
+ break;
- if (neg_flags) {
- *flags = neg_flags;
- comp_flags_set_neg(flags);
+ mirror_list = mirror_list->m_next;
}
- return 0;
+ return rc;
}
-static inline bool arg_is_eof(char *arg)
+static int find_mirror_id(struct llapi_layout *layout, void *cbdata)
{
- return !strncmp(arg, "-1", strlen("-1")) ||
- !strncmp(arg, "EOF", strlen("EOF")) ||
- !strncmp(arg, "eof", strlen("eof"));
+ uint32_t id;
+ int rc;
+
+ rc = llapi_layout_mirror_id_get(layout, &id);
+ if (rc < 0)
+ return rc;
+
+ if ((__u16)id == *(__u16 *)cbdata)
+ return LLAPI_LAYOUT_ITER_STOP;
+
+ return LLAPI_LAYOUT_ITER_CONT;
}
-enum {
- LFS_POOL_OPT = 3,
- LFS_COMP_COUNT_OPT,
- LFS_COMP_START_OPT,
- LFS_COMP_FLAGS_OPT,
- LFS_COMP_DEL_OPT,
- LFS_COMP_SET_OPT,
- LFS_COMP_ADD_OPT,
- LFS_PROJID_OPT,
-};
+static int find_comp_id(struct llapi_layout *layout, void *cbdata)
+{
+ uint32_t id;
+ int rc;
-/* functions */
-static int lfs_setstripe(int argc, char **argv)
+ rc = llapi_layout_comp_id_get(layout, &id);
+ if (rc < 0)
+ return rc;
+
+ if (id == *(__u32 *)cbdata)
+ return LLAPI_LAYOUT_ITER_STOP;
+
+ return LLAPI_LAYOUT_ITER_CONT;
+}
+static int mirror_split(const char *fname, __u32 id,
+ enum mirror_flags mflags, const char *victim_file)
{
- struct lfs_setstripe_args lsa;
- struct llapi_stripe_param *param = NULL;
- struct find_param migrate_mdt_param = {
- .fp_max_depth = -1,
- .fp_mdt_index = -1,
- };
- char *fname;
- int result;
- int result2 = 0;
- char *end;
- int c;
- int delete = 0;
- char *mdt_idx_arg = NULL;
- unsigned long long size_units = 1;
- bool migrate_mode = false;
- bool migration_block = false;
- __u64 migration_flags = 0;
- __u32 osts[LOV_MAX_STRIPE_COUNT] = { 0 };
- int comp_del = 0, comp_set = 0;
- int comp_add = 0;
- __u32 comp_id = 0;
- struct llapi_layout *layout = NULL;
+ struct llapi_layout *layout;
+ char parent[PATH_MAX];
+ char victim[PATH_MAX];
+ int flags = O_CREAT | O_EXCL | O_LOV_DELAY_CREATE | O_NOFOLLOW;
+ char *ptr;
+ struct ll_ioc_lease *data;
+ uint16_t mirror_count;
+ int mdt_index;
+ int fd, fdv;
+ int rc;
- struct option long_opts[] = {
- /* --block is only valid in migrate mode */
- { .val = 'b', .name = "block", .has_arg = no_argument},
- { .val = LFS_COMP_ADD_OPT,
- .name = "comp-add", .has_arg = no_argument},
- { .val = LFS_COMP_ADD_OPT,
- .name = "component-add",
- .has_arg = no_argument},
- { .val = LFS_COMP_DEL_OPT,
- .name = "comp-del", .has_arg = no_argument},
- { .val = LFS_COMP_DEL_OPT,
- .name = "component-del",
- .has_arg = no_argument},
- { .val = LFS_COMP_FLAGS_OPT,
- .name = "comp-flags", .has_arg = required_argument},
- { .val = LFS_COMP_FLAGS_OPT,
- .name = "component-flags",
- .has_arg = required_argument},
- { .val = LFS_COMP_SET_OPT,
- .name = "comp-set", .has_arg = no_argument},
- { .val = LFS_COMP_SET_OPT,
- .name = "component-set",
- .has_arg = no_argument},
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
- /* 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. */
- { .val = 'c', .name = "count", .has_arg = required_argument },
-#endif
- { .val = 'c', .name = "stripe-count", .has_arg = required_argument},
- { .val = 'c', .name = "stripe_count", .has_arg = required_argument},
- { .val = 'd', .name = "delete", .has_arg = no_argument},
- { .val = 'E', .name = "comp-end", .has_arg = required_argument},
- { .val = 'E', .name = "component-end",
- .has_arg = required_argument},
- /* dirstripe {"mdt-hash", required_argument, 0, 'H'}, */
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
- /* 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. */
- { .val = 'i', .name = "index", .has_arg = required_argument },
-#endif
- { .val = 'i', .name = "stripe-index", .has_arg = required_argument},
- { .val = 'i', .name = "stripe_index", .has_arg = required_argument},
- { .val = 'I', .name = "comp-id", .has_arg = required_argument},
- { .val = 'I', .name = "component-id", .has_arg = required_argument},
- { .val = 'm', .name = "mdt", .has_arg = required_argument},
- { .val = 'm', .name = "mdt-index", .has_arg = required_argument},
- { .val = 'm', .name = "mdt_index", .has_arg = required_argument},
- /* --non-block is only valid in migrate mode */
- { .val = 'n', .name = "non-block", .has_arg = no_argument},
- { .val = 'o', .name = "ost", .has_arg = required_argument},
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- { .val = 'o', .name = "ost-list", .has_arg = required_argument },
- { .val = 'o', .name = "ost_list", .has_arg = required_argument },
-#endif
- { .val = 'p', .name = "pool", .has_arg = required_argument },
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
- /* 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. */
- { .val = 's', .name = "size", .has_arg = required_argument },
-#endif
- { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
- { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
- /* dirstripe {"mdt-count", required_argument, 0, 'T'}, */
- /* --verbose is only valid in migrate mode */
- { .val = 'v', .name = "verbose", .has_arg = no_argument },
- { .val = LFS_COMP_ADD_OPT,
- .name = "component-add",
- .has_arg = no_argument },
- { .val = LFS_COMP_DEL_OPT,
- .name = "component-del",
- .has_arg = no_argument },
- { .val = LFS_COMP_FLAGS_OPT,
- .name = "component-flags",
- .has_arg = required_argument },
- { .val = LFS_COMP_SET_OPT,
- .name = "component-set",
- .has_arg = no_argument },
- { .name = NULL } };
-
- setstripe_args_init(&lsa);
-
- if (strcmp(argv[0], "migrate") == 0)
- migrate_mode = true;
-
- while ((c = getopt_long(argc, argv, "bc:dE:i:I:m:no:p:s:S:v",
- long_opts, NULL)) >= 0) {
- switch (c) {
- case 0:
- /* Long options. */
- break;
- case LFS_COMP_ADD_OPT:
- comp_add = 1;
- break;
- case LFS_COMP_DEL_OPT:
- comp_del = 1;
- break;
- case LFS_COMP_FLAGS_OPT:
- result = comp_str2flags(&lsa.lsa_comp_flags, optarg);
- if (result != 0) {
- fprintf(stderr, "error: %s: bad comp flags "
- "'%s'\n", argv[0], optarg);
- goto error;
- }
- break;
- case LFS_COMP_SET_OPT:
- comp_set = 1;
- break;
- case 'b':
- if (!migrate_mode) {
- fprintf(stderr, "--block is valid only for"
- " migrate mode\n");
- goto error;
- }
- migration_block = true;
- break;
- case 'c':
-#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
- if (strcmp(argv[optind - 1], "--count") == 0)
- fprintf(stderr, "warning: '--count' deprecated"
- ", use '--stripe-count' instead\n");
-#endif
- lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
- if (*end != '\0') {
- fprintf(stderr, "error: %s: bad stripe count "
- "'%s'\n", argv[0], optarg);
- goto error;
- }
- break;
- case 'd':
- /* delete the default striping pattern */
- delete = 1;
- break;
- case 'E':
- if (lsa.lsa_comp_end != 0) {
- result = comp_args_to_layout(&layout, &lsa);
- if (result)
- goto error;
-
- setstripe_args_init(&lsa);
- }
-
- if (arg_is_eof(optarg)) {
- lsa.lsa_comp_end = LUSTRE_EOF;
- } else {
- result = llapi_parse_size(optarg,
- &lsa.lsa_comp_end,
- &size_units, 0);
- if (result) {
- fprintf(stderr, "error: %s: "
- "bad component end '%s'\n",
- argv[0], optarg);
- goto error;
- }
- }
- break;
- case 'i':
- if (strcmp(argv[optind - 1], "--index") == 0)
- fprintf(stderr, "warning: '--index' deprecated"
- ", use '--stripe-index' instead\n");
- lsa.lsa_stripe_off = strtol(optarg, &end, 0);
- if (*end != '\0') {
- fprintf(stderr, "error: %s: bad stripe offset "
- "'%s'\n", argv[0], optarg);
- goto error;
- }
- break;
- case 'I':
- comp_id = strtoul(optarg, &end, 0);
- if (*end != '\0' || comp_id == 0 ||
- comp_id > LCME_ID_MAX) {
- fprintf(stderr, "error: %s: bad comp ID "
- "'%s'\n", argv[0], optarg);
- goto error;
- }
- break;
- case 'm':
- if (!migrate_mode) {
- fprintf(stderr, "--mdt-index is valid only for"
- " migrate mode\n");
- goto error;
- }
- mdt_idx_arg = optarg;
- break;
- case 'n':
- if (!migrate_mode) {
- fprintf(stderr, "--non-block is valid only for"
- " migrate mode\n");
- goto error;
- }
- migration_flags |= MIGRATION_NONBLOCK;
- break;
- case 'o':
- lsa.lsa_nr_osts = parse_targets(osts,
- sizeof(osts) / sizeof(__u32),
- lsa.lsa_nr_osts, optarg);
- if (lsa.lsa_nr_osts < 0) {
- fprintf(stderr,
- "error: %s: bad OST indices '%s'\n",
- argv[0], optarg);
- goto error;
- }
-
- lsa.lsa_osts = osts;
- if (lsa.lsa_stripe_off == -1)
- lsa.lsa_stripe_off = osts[0];
- break;
- case 'p':
- if (optarg == NULL)
- goto error;
- lsa.lsa_pool_name = optarg;
- break;
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
- case 's':
-#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
- fprintf(stderr, "warning: '--size|-s' deprecated, "
- "use '--stripe-size|-S' instead\n");
-#endif
-#endif /* LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0) */
- case 'S':
- result = llapi_parse_size(optarg, &lsa.lsa_stripe_size,
- &size_units, 0);
- if (result) {
- fprintf(stderr, "error: %s: bad stripe size "
- "'%s'\n", argv[0], optarg);
- goto error;
- }
- break;
- case 'v':
- if (!migrate_mode) {
- fprintf(stderr, "--verbose is valid only for"
- " migrate mode\n");
- goto error;
- }
- migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
- break;
- default:
- goto error;
- }
+ /* check fname contains mirror with mirror_id/comp_id */
+ layout = llapi_layout_get_by_path(fname, 0);
+ if (!layout) {
+ fprintf(stderr,
+ "error %s: file '%s' couldn't get layout\n",
+ progname, fname);
+ return -EINVAL;
}
- fname = argv[optind];
+ rc = mirror_sanity_check_one(layout);
+ if (rc)
+ goto free_layout;
- if (lsa.lsa_comp_end != 0) {
- result = comp_args_to_layout(&layout, &lsa);
- if (result)
- goto error;
+ rc = llapi_layout_mirror_count_get(layout, &mirror_count);
+ if (rc) {
+ fprintf(stderr,
+ "error %s: file '%s' couldn't get mirror count\n",
+ progname, fname);
+ goto free_layout;
}
-
- if (optind == argc) {
- fprintf(stderr, "error: %s: missing filename|dirname\n",
- argv[0]);
- goto error;
+ if (mirror_count < 2) {
+ fprintf(stderr,
+ "error %s: file '%s' has %d component, cannot split\n",
+ progname, fname, mirror_count);
+ goto free_layout;
}
- /* Only LCME_FL_INIT flags is used in PFL, and it shouldn't be
- * altered by user space tool, so we don't need to support the
- * --component-set for this moment. */
- if (comp_set != 0) {
- fprintf(stderr, "error: %s: --component-set isn't supported.\n",
- argv[0]);
- goto error;
+ if (mflags & MF_COMP_ID) {
+ rc = llapi_layout_comp_iterate(layout, find_comp_id, &id);
+ id = mirror_id_of(id);
+ } else {
+ rc = llapi_layout_comp_iterate(layout, find_mirror_id, &id);
}
-
- if ((delete + comp_set + comp_del + comp_add) > 1) {
- fprintf(stderr, "error: %s: can't specify --component-set, "
- "--component-del, --component-add or -d together\n",
- argv[0]);
- goto error;
+ if (rc < 0) {
+ fprintf(stderr, "error %s: failed to iterate layout of '%s'\n",
+ progname, fname);
+ goto free_layout;
+ } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
+ fprintf(stderr,
+ "error %s: file '%s' does not contain mirror with id %u\n",
+ progname, fname, id);
+ goto free_layout;
}
- if (delete && (setstripe_args_specified(&lsa) || comp_id != 0 ||
- lsa.lsa_comp_flags != 0 || layout != NULL)) {
- fprintf(stderr, "error: %s: can't specify -d with "
- "-s, -c, -o, -p, -I, -F or -E options\n",
- argv[0]);
- goto error;
+ fd = open(fname, O_RDWR);
+ if (fd < 0) {
+ fprintf(stderr,
+ "error %s: open file '%s' failed: %s\n",
+ progname, fname, strerror(errno));
+ goto free_layout;
}
- if ((comp_set || comp_del) &&
- (setstripe_args_specified(&lsa) || layout != NULL)) {
- fprintf(stderr, "error: %s: can't specify --component-del or "
- "--component-set with -s, -c, -o, -p or -E options.\n",
- argv[0]);
- goto error;
+ /* get victim file directory pathname */
+ if (strlen(fname) > sizeof(parent) - 1) {
+ fprintf(stderr, "error %s: file name of '%s' too long\n",
+ progname, fname);
+ rc = -ERANGE;
+ goto close_fd;
}
-
- if (comp_del && comp_id != 0 && lsa.lsa_comp_flags != 0) {
- fprintf(stderr, "error: %s: can't specify both -I and -F for "
- "--component-del option.\n", argv[0]);
- goto error;
+ strncpy(parent, fname, sizeof(parent));
+ ptr = strrchr(parent, '/');
+ if (ptr == NULL) {
+ if (getcwd(parent, sizeof(parent)) == NULL) {
+ fprintf(stderr, "error %s: getcwd failed: %s\n",
+ progname, strerror(errno));
+ rc = -errno;
+ goto close_fd;
+ }
+ } else {
+ if (ptr == parent)
+ ptr = parent + 1;
+ *ptr = '\0';
}
- if (comp_add || comp_del) {
- struct stat st;
-
- result = lstat(fname, &st);
- if (result == 0 && S_ISDIR(st.st_mode)) {
- fprintf(stderr, "error: %s: can't use --component-add "
- "or --component-del for directory.\n",
- argv[0]);
- goto error;
- }
+ rc = llapi_file_fget_mdtidx(fd, &mdt_index);
+ if (rc < 0) {
+ fprintf(stderr, "%s: cannot get MDT index of '%s'\n",
+ progname, fname);
+ goto close_fd;
}
- if (comp_add) {
- if (layout == NULL) {
- fprintf(stderr, "error: %s: -E option must be present"
- "in --component-add mode.\n", argv[0]);
- goto error;
+ if (victim_file == NULL) {
+ /* use a temp file to store the splitted layout */
+ if (mflags & MF_DESTROY) {
+ fdv = llapi_create_volatile_idx(parent, mdt_index,
+ O_LOV_DELAY_CREATE);
+ } else {
+ snprintf(victim, sizeof(victim), "%s.mirror~%u",
+ fname, id);
+ fdv = open(victim, flags, S_IRUSR | S_IWUSR);
}
- result = adjust_first_extent(fname, layout);
- if (result == -ENODATA)
- comp_add = 0;
- else if (result != 0)
- goto error;
+ } else {
+ /* user specified victim file */
+ fdv = open(victim_file, flags, S_IRUSR | S_IWUSR);
}
- if (mdt_idx_arg != NULL && optind > 3) {
- fprintf(stderr, "error: %s: cannot specify -m with other "
- "options\n", argv[0]);
- goto error;
+ if (fdv < 0) {
+ fprintf(stderr,
+ "error %s: create victim file failed: %s\n",
+ progname, strerror(errno));
+ goto close_fd;
}
- if ((migration_flags & MIGRATION_NONBLOCK) && migration_block) {
+ /* get lease lock of fname */
+ rc = llapi_lease_acquire(fd, LL_LEASE_WRLCK);
+ if (rc < 0) {
fprintf(stderr,
- "error: %s: cannot specify --non-block and --block\n",
- argv[0]);
- goto error;
+ "error %s: cannot get lease of file '%s': %d\n",
+ progname, fname, rc);
+ goto close_victim;
}
- if (!comp_del && !comp_set && comp_id != 0) {
- fprintf(stderr, "error: %s: -I can only be used with "
- "--component-del.\n", argv[0]);
- goto error;
+ /* Atomatically put lease, split layouts and close. */
+ data = malloc(offsetof(typeof(*data), lil_ids[2]));
+ if (!data) {
+ rc = -ENOMEM;
+ goto close_victim;
}
- if (mdt_idx_arg != NULL) {
- /* initialize migrate mdt parameters */
- migrate_mdt_param.fp_mdt_index = strtoul(mdt_idx_arg, &end, 0);
- if (*end != '\0') {
- fprintf(stderr, "error: %s: bad MDT index '%s'\n",
- argv[0], mdt_idx_arg);
- goto error;
- }
- migrate_mdt_param.fp_migrate = 1;
- } else if (layout == NULL) {
- /* initialize stripe parameters */
- param = calloc(1, offsetof(typeof(*param),
- lsp_osts[lsa.lsa_nr_osts]));
- if (param == NULL) {
- fprintf(stderr, "error: %s: %s\n", argv[0],
- strerror(ENOMEM));
- goto error;
- }
+ data->lil_mode = LL_LEASE_UNLCK;
+ data->lil_flags = LL_LEASE_LAYOUT_SPLIT;
+ data->lil_count = 2;
+ data->lil_ids[0] = fdv;
+ data->lil_ids[1] = id;
+ rc = llapi_lease_set(fd, data);
+ if (rc <= 0) {
+ if (rc == 0) /* lost lease lock */
+ rc = -EBUSY;
+ fprintf(stderr,
+ "error %s: cannot split '%s': %s\n",
+ progname, fname, strerror(-rc));
+ } else {
+ rc = 0;
+ }
+ free(data);
- param->lsp_stripe_size = lsa.lsa_stripe_size;
- param->lsp_stripe_offset = lsa.lsa_stripe_off;
- param->lsp_stripe_count = lsa.lsa_stripe_count;
- param->lsp_stripe_pattern = 0;
- param->lsp_pool = lsa.lsa_pool_name;
- param->lsp_is_specific = false;
- if (lsa.lsa_nr_osts > 0) {
- if (lsa.lsa_stripe_count > 0 &&
- lsa.lsa_nr_osts != lsa.lsa_stripe_count) {
- fprintf(stderr, "error: %s: stripe count '%d' "
- "doesn't match the number of OSTs: %d\n"
- , argv[0], lsa.lsa_stripe_count,
- lsa.lsa_nr_osts);
- free(param);
- goto error;
- }
+close_victim:
+ close(fdv);
+close_fd:
+ close(fd);
+free_layout:
+ llapi_layout_free(layout);
+ return rc;
+}
- param->lsp_is_specific = true;
- param->lsp_stripe_count = lsa.lsa_nr_osts;
- memcpy(param->lsp_osts, osts,
- sizeof(*osts) * lsa.lsa_nr_osts);
+/**
+ * Parse a string containing an target index list into an array of integers.
+ *
+ * The input string contains a comma delimited list of individual
+ * indices and ranges, for example "1,2-4,7". Add the indices into the
+ * \a tgts array and remove duplicates.
+ *
+ * \param[out] tgts array to store indices in
+ * \param[in] size size of \a tgts array
+ * \param[in] offset starting index in \a tgts
+ * \param[in] arg string containing OST index list
+ *
+ * \retval positive number of indices in \a tgts
+ * \retval -EINVAL unable to parse \a arg
+ */
+static int parse_targets(__u32 *tgts, int size, int offset, char *arg)
+{
+ int rc;
+ int nr = offset;
+ int slots = size - offset;
+ char *ptr = NULL;
+ bool end_of_loop;
+
+ if (arg == NULL)
+ return -EINVAL;
+
+ end_of_loop = false;
+ while (!end_of_loop) {
+ int start_index;
+ int end_index;
+ int i;
+ char *endptr = NULL;
+
+ rc = -EINVAL;
+
+ ptr = strchrnul(arg, ',');
+
+ end_of_loop = *ptr == '\0';
+ *ptr = '\0';
+
+ start_index = strtol(arg, &endptr, 0);
+ if (endptr == arg) /* no data at all */
+ break;
+ if (*endptr != '-' && *endptr != '\0') /* has invalid data */
+ break;
+
+ end_index = start_index;
+ if (*endptr == '-') {
+ end_index = strtol(endptr + 1, &endptr, 0);
+ if (*endptr != '\0')
+ break;
+ if (end_index < start_index)
+ break;
}
- }
- for (fname = argv[optind]; fname != NULL; fname = argv[++optind]) {
- char *op;
- if (mdt_idx_arg != NULL) {
- result = llapi_migrate_mdt(fname, &migrate_mdt_param);
- op = "migrate mdt objects of";
- } else if (migrate_mode) {
- result = lfs_migrate(fname, migration_flags, param,
- layout);
- op = "migrate ost objects of";
- } else if (comp_set != 0) {
- result = lfs_component_set(fname, comp_id,
- lsa.lsa_comp_flags);
- op = "modify component flags of";
- } else if (comp_del != 0) {
- result = lfs_component_del(fname, comp_id,
- lsa.lsa_comp_flags);
- op = "delete component of";
- } else if (comp_add != 0) {
- result = lfs_component_add(fname, layout);
- op = "add component to";
- } else if (layout != NULL) {
- result = lfs_component_create(fname, O_CREAT | O_WRONLY,
- 0644, layout);
- if (result >= 0) {
- close(result);
- result = 0;
+ for (i = start_index; i <= end_index && slots > 0; i++) {
+ int j;
+
+ /* remove duplicate */
+ for (j = 0; j < offset; j++) {
+ if (tgts[j] == i)
+ break;
}
- op = "create composite";
- } else {
- result = llapi_file_open_param(fname,
- O_CREAT | O_WRONLY,
- 0644, param);
- if (result >= 0) {
- close(result);
- result = 0;
+ if (j == offset) { /* no duplicate */
+ tgts[nr++] = i;
+ --slots;
}
- op = "create striped";
- }
- if (result) {
- /* Save the first error encountered. */
- if (result2 == 0)
- result2 = result;
- fprintf(stderr, "error: %s: %s file '%s' failed: %s\n",
- argv[0], op, fname,
- lsa.lsa_pool_name != NULL && result == EINVAL ?
- "OST not in pool?" : strerror(errno));
- continue;
}
+ if (slots == 0 && i < end_index)
+ break;
+
+ *ptr = ',';
+ arg = ++ptr;
+ offset = nr;
+ rc = 0;
}
+ if (!end_of_loop && ptr != NULL)
+ *ptr = ',';
- free(param);
- llapi_layout_free(layout);
- return result2;
-error:
- llapi_layout_free(layout);
- return CMD_HELP;
+ return rc < 0 ? rc : nr;
}
-static int lfs_poollist(int argc, char **argv)
+struct lfs_setstripe_args {
+ unsigned long long lsa_comp_end;
+ unsigned long long lsa_stripe_size;
+ long long lsa_stripe_count;
+ long long lsa_stripe_off;
+ __u32 lsa_comp_flags;
+ __u32 lsa_comp_neg_flags;
+ unsigned long long lsa_pattern;
+ unsigned int lsa_mirror_count;
+ int lsa_nr_tgts;
+ bool lsa_first_comp;
+ __u32 *lsa_tgts;
+ char *lsa_pool_name;
+};
+
+static inline void setstripe_args_init(struct lfs_setstripe_args *lsa)
{
- if (argc != 2)
- return CMD_HELP;
+ unsigned int mirror_count = lsa->lsa_mirror_count;
+ bool first_comp = lsa->lsa_first_comp;
- return llapi_poollist(argv[1]);
+ memset(lsa, 0, sizeof(*lsa));
+
+ lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
+ lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
+ lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
+ lsa->lsa_pattern = LLAPI_LAYOUT_RAID0;
+ lsa->lsa_pool_name = NULL;
+
+ lsa->lsa_mirror_count = mirror_count;
+ lsa->lsa_first_comp = first_comp;
}
-static int set_time(time_t *time, time_t *set, char *str)
+/**
+ * setstripe_args_init_inherit() - Initialize and inherit stripe options.
+ * @lsa: Stripe options to be initialized and inherited.
+ *
+ * This function initializes stripe options in @lsa and inherit
+ * stripe_size, stripe_count and OST pool_name options.
+ *
+ * Return: void.
+ */
+static inline void setstripe_args_init_inherit(struct lfs_setstripe_args *lsa)
{
- time_t t;
- int res = 0;
-
- if (str[0] == '+')
- res = 1;
- else if (str[0] == '-')
- res = -1;
+ unsigned long long stripe_size;
+ long long stripe_count;
+ char *pool_name = NULL;
- if (res)
- str++;
+ stripe_size = lsa->lsa_stripe_size;
+ stripe_count = lsa->lsa_stripe_count;
+ pool_name = lsa->lsa_pool_name;
- 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;
- }
+ setstripe_args_init(lsa);
- *set = *time - t * 24 * 60 * 60;
- return res;
+ lsa->lsa_stripe_size = stripe_size;
+ lsa->lsa_stripe_count = stripe_count;
+ lsa->lsa_pool_name = pool_name;
}
-static int name2uid(unsigned int *id, const char *name)
-{
- struct passwd *passwd;
-
- passwd = getpwnam(name);
- if (passwd == NULL)
- return -ENOENT;
- *id = passwd->pw_uid;
- return 0;
+static inline bool setstripe_args_specified(struct lfs_setstripe_args *lsa)
+{
+ return (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT ||
+ lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ||
+ lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
+ lsa->lsa_pattern != LLAPI_LAYOUT_RAID0 ||
+ lsa->lsa_pool_name != NULL ||
+ lsa->lsa_comp_end != 0);
}
-static int name2gid(unsigned int *id, const char *name)
+/**
+ * comp_args_to_layout() - Create or extend a composite layout.
+ * @composite: Pointer to the composite layout.
+ * @lsa: Stripe options for the new component.
+ *
+ * This function creates or extends a composite layout by adding a new
+ * component with stripe options from @lsa.
+ *
+ * Return: 0 on success or an error code on failure.
+ */
+static int comp_args_to_layout(struct llapi_layout **composite,
+ struct lfs_setstripe_args *lsa,
+ bool set_extent)
{
- struct group *group;
+ struct llapi_layout *layout = *composite;
+ uint64_t prev_end = 0;
+ int i = 0, rc;
- group = getgrnam(name);
- if (group == NULL)
- return -ENOENT;
- *id = group->gr_gid;
+ if (layout == NULL) {
+ layout = llapi_layout_alloc();
+ if (layout == NULL) {
+ fprintf(stderr, "Alloc llapi_layout failed. %s\n",
+ strerror(errno));
+ return -ENOMEM;
+ }
+ *composite = layout;
+ } else {
+ uint64_t start;
- return 0;
-}
+ /* Get current component extent, current component
+ * must be the tail component. */
+ rc = llapi_layout_comp_extent_get(layout, &start, &prev_end);
+ if (rc) {
+ fprintf(stderr, "Get comp extent failed. %s\n",
+ strerror(errno));
+ return rc;
+ }
-static inline int name2projid(unsigned int *id, const char *name)
-{
- return -ENOTSUP;
-}
+ if (lsa->lsa_first_comp)
+ prev_end = 0;
-static int uid2name(char **name, unsigned int id)
-{
- struct passwd *passwd;
+ if (lsa->lsa_first_comp)
+ rc = llapi_layout_add_first_comp(layout);
+ else
+ rc = llapi_layout_comp_add(layout);
+ if (rc) {
+ fprintf(stderr, "Add component failed. %s\n",
+ strerror(errno));
+ return rc;
+ }
+ }
+ /* reset lsa_first_comp */
+ lsa->lsa_first_comp = false;
- passwd = getpwuid(id);
- if (passwd == NULL)
- return -ENOENT;
- *name = passwd->pw_name;
+ if (set_extent) {
+ rc = llapi_layout_comp_extent_set(layout, prev_end,
+ lsa->lsa_comp_end);
+ if (rc) {
+ fprintf(stderr, "Set extent [%lu, %llu) failed. %s\n",
+ prev_end, lsa->lsa_comp_end, strerror(errno));
+ return rc;
+ }
+ }
- return 0;
-}
+ /* Data-on-MDT component setting */
+ if (lsa->lsa_pattern == LLAPI_LAYOUT_MDT) {
+ /* In case of Data-on-MDT patterns the only extra option
+ * applicable is stripe size option. */
+ if (lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
+ fprintf(stderr, "Option 'stripe-count' can't be "
+ "specified with Data-on-MDT component: %lld\n",
+ lsa->lsa_stripe_count);
+ return -EINVAL;
+ }
+ if (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT) {
+ fprintf(stderr, "Option 'stripe-size' can't be "
+ "specified with Data-on-MDT component: %llu\n",
+ lsa->lsa_stripe_size);
+ return -EINVAL;
+ }
+ if (lsa->lsa_nr_tgts != 0) {
+ fprintf(stderr, "Option 'ost-list' can't be specified "
+ "with Data-on-MDT component: '%i'\n",
+ lsa->lsa_nr_tgts);
+ return -EINVAL;
+ }
+ if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT) {
+ fprintf(stderr, "Option 'stripe-offset' can't be "
+ "specified with Data-on-MDT component: %lld\n",
+ lsa->lsa_stripe_off);
+ return -EINVAL;
+ }
+ if (lsa->lsa_pool_name != 0) {
+ fprintf(stderr, "Option 'pool' can't be specified "
+ "with Data-on-MDT component: '%s'\n",
+ lsa->lsa_pool_name);
+ return -EINVAL;
+ }
-static inline int gid2name(char **name, unsigned int id)
-{
- struct group *group;
+ rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
+ if (rc) {
+ fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
+ lsa->lsa_pattern, strerror(errno));
+ return rc;
+ }
+ /* Data-on-MDT component has always single stripe up to end */
+ lsa->lsa_stripe_size = lsa->lsa_comp_end;
+ }
- group = getgrgid(id);
- if (group == NULL)
- return -ENOENT;
- *name = group->gr_name;
+ rc = llapi_layout_stripe_size_set(layout, lsa->lsa_stripe_size);
+ if (rc) {
+ fprintf(stderr, "Set stripe size %llu failed: %s\n",
+ lsa->lsa_stripe_size, strerror(errno));
+ return rc;
+ }
- return 0;
-}
+ rc = llapi_layout_stripe_count_set(layout, lsa->lsa_stripe_count);
+ if (rc) {
+ fprintf(stderr, "Set stripe count %lld failed: %s\n",
+ lsa->lsa_stripe_count, strerror(errno));
+ return rc;
+ }
-static int name2layout(__u32 *layout, char *name)
-{
- char *ptr, *lyt;
+ rc = llapi_layout_comp_flags_set(layout, lsa->lsa_comp_flags);
+ if (rc) {
+ fprintf(stderr, "Set flags 0x%x failed: %s\n",
+ lsa->lsa_comp_flags, strerror(errno));
+ return rc;
+ }
- *layout = 0;
- for (ptr = name; ; ptr = NULL) {
- lyt = strtok(ptr, ",");
- if (lyt == NULL)
- break;
- if (strcmp(lyt, "released") == 0)
- *layout |= LOV_PATTERN_F_RELEASED;
- else if (strcmp(lyt, "raid0") == 0)
- *layout |= LOV_PATTERN_RAID0;
- else
- return -1;
+ if (lsa->lsa_pool_name != NULL) {
+ rc = llapi_layout_pool_name_set(layout, lsa->lsa_pool_name);
+ if (rc) {
+ fprintf(stderr, "Set pool name: %s failed. %s\n",
+ lsa->lsa_pool_name, strerror(errno));
+ return rc;
+ }
+ } else {
+ rc = llapi_layout_pool_name_set(layout, "");
+ if (rc) {
+ fprintf(stderr, "Clear pool name failed: %s\n",
+ strerror(errno));
+ return rc;
+ }
}
- return 0;
-}
-static int lfs_find(int argc, char **argv)
+ if (lsa->lsa_nr_tgts > 0) {
+ if (lsa->lsa_stripe_count > 0 &&
+ lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
+ lsa->lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
+ lsa->lsa_nr_tgts != lsa->lsa_stripe_count) {
+ fprintf(stderr, "stripe_count(%lld) != nr_tgts(%d)\n",
+ lsa->lsa_stripe_count, lsa->lsa_nr_tgts);
+ return -EINVAL;
+ }
+ for (i = 0; i < lsa->lsa_nr_tgts; i++) {
+ rc = llapi_layout_ost_index_set(layout, i,
+ lsa->lsa_tgts[i]);
+ if (rc)
+ break;
+ }
+ } else if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT &&
+ lsa->lsa_stripe_off != -1) {
+ rc = llapi_layout_ost_index_set(layout, 0, lsa->lsa_stripe_off);
+ }
+ if (rc) {
+ fprintf(stderr, "Set ost index %d failed. %s\n",
+ i, strerror(errno));
+ return rc;
+ }
+
+ return 0;
+}
+
+static int build_component(struct llapi_layout **layout,
+ struct lfs_setstripe_args *lsa, bool set_extent)
{
- int c, rc;
- int ret = 0;
- time_t t;
- struct find_param param = {
+ int rc;
+
+ rc = comp_args_to_layout(layout, lsa, set_extent);
+ if (rc)
+ return rc;
+
+ if (lsa->lsa_mirror_count > 0) {
+ rc = llapi_layout_mirror_count_set(*layout,
+ lsa->lsa_mirror_count);
+ if (rc)
+ return rc;
+
+ rc = llapi_layout_flags_set(*layout, LCM_FL_RDONLY);
+ if (rc)
+ return rc;
+ lsa->lsa_mirror_count = 0;
+ }
+
+ return rc;
+}
+
+static int build_layout_from_yaml_node(struct cYAML *node,
+ struct llapi_layout **layout,
+ struct lfs_setstripe_args *lsa,
+ __u32 *osts)
+{
+ char *string;
+ int rc = 0;
+
+ while (node) {
+ if (node->cy_type == CYAML_TYPE_OBJECT) {
+ /* go deep to sub blocks */
+ rc = build_layout_from_yaml_node(node->cy_child, layout,
+ lsa, osts);
+ if (rc)
+ return rc;
+ } else {
+ if (node->cy_string == NULL)
+ return -EINVAL;
+
+ string = node->cy_string;
+ /* skip leading lmm_ if present, to simplify parsing */
+ if (strncmp(string, "lmm_", 4) == 0)
+ string += 4;
+
+ if (node->cy_type == CYAML_TYPE_STRING) {
+ if (!strcmp(string, "lcme_extent.e_end")) {
+ if (!strcmp(node->cy_valuestring, "EOF") ||
+ !strcmp(node->cy_valuestring, "eof"))
+ lsa->lsa_comp_end = LUSTRE_EOF;
+ } else if (!strcmp(string, "pool")) {
+ lsa->lsa_pool_name = node->cy_valuestring;
+ } else if (!strcmp(string, "pattern")) {
+ if (!strcmp(node->cy_valuestring, "mdt"))
+ lsa->lsa_pattern = LLAPI_LAYOUT_MDT;
+ }
+ } else if (node->cy_type == CYAML_TYPE_NUMBER) {
+ if (!strcmp(string, "lcm_mirror_count")) {
+ lsa->lsa_mirror_count = node->cy_valueint;
+ } else if (!strcmp(string, "lcme_extent.e_start")) {
+ if (node->cy_valueint != 0 || *layout != NULL) {
+ rc = build_component(layout, lsa, true);
+ if (rc)
+ return rc;
+ }
+
+ if (node->cy_valueint == 0)
+ lsa->lsa_first_comp = true;
+
+ /* initialize lsa */
+ setstripe_args_init(lsa);
+ lsa->lsa_tgts = osts;
+ } else if (!strcmp(string, "lcme_extent.e_end")) {
+ if (node->cy_valueint == -1)
+ lsa->lsa_comp_end = LUSTRE_EOF;
+ else
+ lsa->lsa_comp_end = node->cy_valueint;
+ } else if (!strcmp(string, "stripe_count")) {
+ lsa->lsa_stripe_count = node->cy_valueint;
+ } else if (!strcmp(string, "stripe_size")) {
+ lsa->lsa_stripe_size = node->cy_valueint;
+ } else if (!strcmp(string, "stripe_offset")) {
+ lsa->lsa_stripe_off = node->cy_valueint;
+ } else if (!strcmp(string, "l_ost_idx")) {
+ osts[lsa->lsa_nr_tgts] = node->cy_valueint;
+ lsa->lsa_nr_tgts++;
+ }
+ }
+ }
+ node = node->cy_next;
+ }
+
+ return rc;
+}
+
+static int lfs_comp_create_from_yaml(char *template,
+ struct llapi_layout **layout,
+ struct lfs_setstripe_args *lsa,
+ __u32 *osts)
+{
+ struct cYAML *tree = NULL, *err_rc = NULL;
+ int rc = 0;
+
+ tree = cYAML_build_tree(template, NULL, 0, &err_rc, false);
+ if (!tree) {
+ fprintf(stderr, "%s: cannot parse YAML file %s\n",
+ progname, template);
+ cYAML_build_error(-EINVAL, -1, "yaml", "from comp yaml",
+ "can't parse", &err_rc);
+ cYAML_print_tree2file(stderr, err_rc);
+ cYAML_free_tree(err_rc);
+ rc = -EINVAL;
+ goto err;
+ }
+
+ /* initialize lsa for plain file */
+ setstripe_args_init(lsa);
+ lsa->lsa_tgts = osts;
+
+ rc = build_layout_from_yaml_node(tree, layout, lsa, osts);
+ if (rc) {
+ fprintf(stderr, "%s: cannot build layout from YAML file %s.\n",
+ progname, template);
+ goto err;
+ } else {
+ rc = build_component(layout, lsa, *layout != NULL);
+ }
+ /* clean clean lsa */
+ setstripe_args_init(lsa);
+
+err:
+ if (tree)
+ cYAML_free_tree(tree);
+ return rc;
+}
+
+/* In 'lfs setstripe --component-add' mode, we need to fetch the extent
+ * end of the last component in the existing file, and adjust the
+ * first extent start of the components to be added accordingly. */
+static int adjust_first_extent(char *fname, struct llapi_layout *layout)
+{
+ struct llapi_layout *head;
+ uint64_t start, end, stripe_size, prev_end = 0;
+ int rc;
+
+ if (layout == NULL) {
+ fprintf(stderr,
+ "%s setstripe: layout must be specified\n",
+ progname);
+ return -EINVAL;
+ }
+
+ errno = 0;
+ head = llapi_layout_get_by_path(fname, 0);
+ if (head == NULL) {
+ fprintf(stderr,
+ "%s setstripe: cannot read layout from '%s': %s\n",
+ progname, fname, strerror(errno));
+ return -EINVAL;
+ } else if (errno == ENODATA) {
+ /* file without LOVEA, this component-add will be turned
+ * into a component-create. */
+ llapi_layout_free(head);
+ return -ENODATA;
+ } else if (!llapi_layout_is_composite(head)) {
+ fprintf(stderr, "%s setstripe: '%s' not a composite file\n",
+ progname, fname);
+ llapi_layout_free(head);
+ return -EINVAL;
+ }
+
+ rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
+ if (rc) {
+ fprintf(stderr, "%s setstripe: cannot get prev extent: %s\n",
+ progname, strerror(errno));
+ llapi_layout_free(head);
+ return rc;
+ }
+
+ llapi_layout_free(head);
+
+ /* Make sure we use the first component of the layout to be added. */
+ rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
+ if (rc < 0) {
+ fprintf(stderr,
+ "%s setstripe: cannot move component cursor: %s\n",
+ progname, strerror(errno));
+ return rc;
+ }
+
+ rc = llapi_layout_comp_extent_get(layout, &start, &end);
+ if (rc) {
+ fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
+ progname, strerror(errno));
+ return rc;
+ }
+
+ if (start > prev_end || end <= prev_end) {
+ fprintf(stderr,
+ "%s setstripe: first extent [%lu, %lu) not adjacent with extent end %lu\n",
+ progname, start, end, prev_end);
+ return -EINVAL;
+ }
+
+ rc = llapi_layout_stripe_size_get(layout, &stripe_size);
+ if (rc) {
+ fprintf(stderr, "%s setstripe: cannot get stripe size: %s\n",
+ progname, strerror(errno));
+ return rc;
+ }
+
+ if (stripe_size != LLAPI_LAYOUT_DEFAULT &&
+ (prev_end & (stripe_size - 1))) {
+ fprintf(stderr,
+ "%s setstripe: stripe size %lu not aligned with %lu\n",
+ progname, stripe_size, prev_end);
+ return -EINVAL;
+ }
+
+ rc = llapi_layout_comp_extent_set(layout, prev_end, end);
+ if (rc) {
+ fprintf(stderr,
+ "%s setstripe: cannot set component extent [%lu, %lu): %s\n",
+ progname, prev_end, end, strerror(errno));
+ return rc;
+ }
+
+ return 0;
+}
+
+static inline bool arg_is_eof(char *arg)
+{
+ return !strncmp(arg, "-1", strlen("-1")) ||
+ !strncmp(arg, "EOF", strlen("EOF")) ||
+ !strncmp(arg, "eof", strlen("eof"));
+}
+
+/**
+ * lfs_mirror_alloc() - Allocate a mirror argument structure.
+ *
+ * Return: Valid mirror_args pointer on success and
+ * NULL if memory allocation fails.
+ */
+static struct mirror_args *lfs_mirror_alloc(void)
+{
+ struct mirror_args *mirror = NULL;
+
+ while (1) {
+ mirror = calloc(1, sizeof(*mirror));
+ if (mirror != NULL)
+ break;
+
+ sleep(1);
+ }
+
+ return mirror;
+}
+
+/**
+ * lfs_mirror_free() - Free memory allocated for a mirror argument
+ * structure.
+ * @mirror: Previously allocated mirror argument structure by
+ * lfs_mirror_alloc().
+ *
+ * Free memory allocated for @mirror.
+ *
+ * Return: void.
+ */
+static void lfs_mirror_free(struct mirror_args *mirror)
+{
+ if (mirror->m_layout != NULL)
+ llapi_layout_free(mirror->m_layout);
+ free(mirror);
+}
+
+/**
+ * lfs_mirror_list_free() - Free memory allocated for a mirror list.
+ * @mirror_list: Previously allocated mirror list.
+ *
+ * Free memory allocated for @mirror_list.
+ *
+ * Return: void.
+ */
+static void lfs_mirror_list_free(struct mirror_args *mirror_list)
+{
+ struct mirror_args *next_mirror = NULL;
+
+ while (mirror_list != NULL) {
+ next_mirror = mirror_list->m_next;
+ lfs_mirror_free(mirror_list);
+ mirror_list = next_mirror;
+ }
+}
+
+enum {
+ LFS_POOL_OPT = 3,
+ LFS_COMP_COUNT_OPT,
+ LFS_COMP_START_OPT,
+ LFS_COMP_FLAGS_OPT,
+ LFS_COMP_DEL_OPT,
+ LFS_COMP_SET_OPT,
+ LFS_COMP_ADD_OPT,
+ LFS_COMP_NO_VERIFY_OPT,
+ LFS_PROJID_OPT,
+ LFS_MIRROR_FLAGS_OPT,
+ LFS_MIRROR_ID_OPT,
+ LFS_MIRROR_STATE_OPT,
+ LFS_LAYOUT_COPY,
+ LFS_MIRROR_INDEX_OPT,
+};
+
+/* functions */
+static int lfs_setstripe_internal(int argc, char **argv,
+ enum setstripe_origin opc)
+{
+ struct lfs_setstripe_args lsa = { 0 };
+ struct llapi_stripe_param *param = NULL;
+ struct find_param migrate_mdt_param = {
.fp_max_depth = -1,
- .fp_quiet = 1,
+ .fp_mdt_index = -1,
};
- struct option long_opts[] = {
- { .val = 'A', .name = "atime", .has_arg = required_argument },
- { .val = LFS_COMP_COUNT_OPT,
- .name = "comp-count", .has_arg = required_argument },
- { .val = LFS_COMP_COUNT_OPT,
- .name = "component-count",
- .has_arg = required_argument },
+ char *fname;
+ int result = 0;
+ int result2 = 0;
+ char *end;
+ int c;
+ int delete = 0;
+ unsigned long long size_units = 1;
+ bool migrate_mode = false;
+ bool migrate_mdt_mode = false;
+ bool migration_block = false;
+ __u64 migration_flags = 0;
+ __u32 tgts[LOV_MAX_STRIPE_COUNT] = { 0 };
+ int comp_del = 0, comp_set = 0;
+ int comp_add = 0;
+ __u32 comp_id = 0;
+ struct llapi_layout *layout = NULL;
+ struct llapi_layout **lpp = &layout;
+ bool mirror_mode = false;
+ bool has_m_file = false;
+ __u32 mirror_count = 0;
+ enum mirror_flags mirror_flags = 0;
+ struct mirror_args *mirror_list = NULL;
+ struct mirror_args *new_mirror = NULL;
+ struct mirror_args *last_mirror = NULL;
+ __u16 mirror_id = 0;
+ char cmd[PATH_MAX];
+ bool from_yaml = false;
+ bool from_copy = false;
+ char *template = NULL;
+
+ struct option long_opts[] = {
+/* find { .val = '0', .name = "null", .has_arg = no_argument }, */
+/* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
+ /* --block is only valid in migrate mode */
+ { .val = 'b', .name = "block", .has_arg = no_argument },
+ { .val = LFS_COMP_ADD_OPT,
+ .name = "comp-add", .has_arg = no_argument },
+ { .val = LFS_COMP_ADD_OPT,
+ .name = "component-add", .has_arg = no_argument },
+ { .val = LFS_COMP_DEL_OPT,
+ .name = "comp-del", .has_arg = no_argument },
+ { .val = LFS_COMP_DEL_OPT,
+ .name = "component-del", .has_arg = no_argument },
{ .val = LFS_COMP_FLAGS_OPT,
.name = "comp-flags", .has_arg = required_argument },
{ .val = LFS_COMP_FLAGS_OPT,
.name = "component-flags",
.has_arg = required_argument },
- { .val = LFS_COMP_START_OPT,
- .name = "comp-start", .has_arg = required_argument },
- { .val = LFS_COMP_START_OPT,
- .name = "component-start",
- .has_arg = required_argument },
- { .val = 'c', .name = "stripe-count", .has_arg = required_argument },
- { .val = 'c', .name = "stripe_count", .has_arg = required_argument },
- { .val = 'C', .name = "ctime", .has_arg = required_argument },
- { .val = 'D', .name = "maxdepth", .has_arg = required_argument },
- { .val = 'E', .name = "comp-end", .has_arg = required_argument },
+ { .val = LFS_COMP_SET_OPT,
+ .name = "comp-set", .has_arg = no_argument },
+ { .val = LFS_COMP_SET_OPT,
+ .name = "component-set",
+ .has_arg = no_argument},
+ { .val = LFS_COMP_NO_VERIFY_OPT,
+ .name = "no-verify", .has_arg = no_argument},
+ { .val = LFS_MIRROR_FLAGS_OPT,
+ .name = "flags", .has_arg = required_argument},
+ { .val = LFS_MIRROR_ID_OPT,
+ .name = "mirror-id", .has_arg = required_argument},
+ { .val = LFS_LAYOUT_COPY,
+ .name = "copy", .has_arg = required_argument},
+ { .val = 'c', .name = "stripe-count", .has_arg = required_argument},
+ { .val = 'c', .name = "stripe_count", .has_arg = required_argument},
+ { .val = 'c', .name = "mdt-count", .has_arg = required_argument},
+/* find { .val = 'C', .name = "ctime", .has_arg = required_argument }*/
+ { .val = 'd', .name = "delete", .has_arg = no_argument},
+ { .val = 'd', .name = "destroy", .has_arg = no_argument},
+ /* --non-direct is only valid in migrate mode */
+ { .val = 'D', .name = "non-direct", .has_arg = no_argument },
+ { .val = 'E', .name = "comp-end", .has_arg = required_argument},
{ .val = 'E', .name = "component-end",
- .has_arg = required_argument },
- { .val = 'g', .name = "gid", .has_arg = required_argument },
- { .val = 'G', .name = "group", .has_arg = required_argument },
- { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
- { .val = 'i', .name = "stripe-index", .has_arg = required_argument },
- { .val = 'i', .name = "stripe_index", .has_arg = required_argument },
- /*{"component-id", required_argument, 0, 'I'},*/
+ .has_arg = required_argument},
+ { .val = 'f', .name = "file", .has_arg = required_argument },
+/* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
+/* find { .val = 'g', .name = "gid", .has_arg = no_argument }, */
+/* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
+/* find { .val = 'h', .name = "help", .has_arg = no_argument }, */
+ { .val = 'H', .name = "mdt-hash", .has_arg = required_argument},
+ { .val = 'i', .name = "stripe-index", .has_arg = required_argument},
+ { .val = 'i', .name = "stripe_index", .has_arg = required_argument},
+ { .val = 'I', .name = "comp-id", .has_arg = required_argument},
+ { .val = 'I', .name = "component-id", .has_arg = required_argument},
{ .val = 'L', .name = "layout", .has_arg = required_argument },
- { .val = 'm', .name = "mdt", .has_arg = required_argument },
- { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
- { .val = 'm', .name = "mdt_index", .has_arg = required_argument },
- { .val = 'M', .name = "mtime", .has_arg = required_argument },
- { .val = 'n', .name = "name", .has_arg = required_argument },
- /* reserve {"or", no_argument, , 0, 'o'}, to match find(1) */
- { .val = 'O', .name = "obd", .has_arg = required_argument },
- { .val = 'O', .name = "ost", .has_arg = required_argument },
- /* no short option for pool, p/P already used */
- { .val = LFS_POOL_OPT,
- .name = "pool", .has_arg = required_argument },
- { .val = 'p', .name = "print0", .has_arg = no_argument },
- { .val = 'P', .name = "print", .has_arg = no_argument },
- { .val = LFS_PROJID_OPT,
- .name = "projid", .has_arg = required_argument },
- { .val = 's', .name = "size", .has_arg = required_argument },
+ { .val = 'm', .name = "mdt", .has_arg = required_argument},
+ { .val = 'm', .name = "mdt-index", .has_arg = required_argument},
+ { .val = 'm', .name = "mdt_index", .has_arg = required_argument},
+ /* --non-block is only valid in migrate mode */
+ { .val = 'n', .name = "non-block", .has_arg = no_argument },
+ { .val = 'N', .name = "mirror-count", .has_arg = optional_argument},
+ { .val = 'o', .name = "ost", .has_arg = required_argument },
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
+ { .val = 'o', .name = "ost-list", .has_arg = required_argument },
+ { .val = 'o', .name = "ost_list", .has_arg = required_argument },
+#endif
+ { .val = 'p', .name = "pool", .has_arg = required_argument },
+/* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
+/* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
+/* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
+/* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
{ .val = 'S', .name = "stripe-size", .has_arg = required_argument },
{ .val = 'S', .name = "stripe_size", .has_arg = required_argument },
- { .val = 't', .name = "type", .has_arg = required_argument },
- { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
- { .val = 'u', .name = "uid", .has_arg = required_argument },
- { .val = 'U', .name = "user", .has_arg = required_argument },
+/* find { .val = 't', .name = "type", .has_arg = required_argument }*/
+/* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
+/* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
+/* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
+ /* --verbose is only valid in migrate mode */
+ { .val = 'v', .name = "verbose", .has_arg = no_argument},
+ { .val = 'y', .name = "yaml", .has_arg = required_argument },
{ .name = NULL } };
- int pathstart = -1;
- int pathend = -1;
- int neg_opt = 0;
- time_t *xtime;
- int *xsign;
- int isoption;
- char *endptr;
- time(&t);
+ setstripe_args_init(&lsa);
- /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
- while ((c = getopt_long_only(argc, argv,
- "-A:c:C:D:E:g:G:H:i:L:m:M:n:O:Ppqrs:S:t: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.fp_atime;
- xsign = ¶m.fp_asign;
- param.fp_exclude_atime = !!neg_opt;
- /* no break, this falls through to 'C' for ctime */
- case 'C':
- if (c == 'C') {
- xtime = ¶m.fp_ctime;
- xsign = ¶m.fp_csign;
- param.fp_exclude_ctime = !!neg_opt;
+ migrate_mode = (opc == SO_MIGRATE);
+ mirror_mode = (opc == SO_MIRROR_CREATE || opc == SO_MIRROR_EXTEND);
+
+ snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
+ progname = cmd;
+ while ((c = getopt_long(argc, argv,
+ "bc:dDE:f:H:i:I:m:N::no:p:L:s:S:vy:", long_opts,
+ NULL)) >= 0) {
+ switch (c) {
+ case 0:
+ /* Long options. */
+ break;
+ case LFS_COMP_ADD_OPT:
+ comp_add = 1;
+ break;
+ case LFS_COMP_DEL_OPT:
+ comp_del = 1;
+ break;
+ case LFS_COMP_FLAGS_OPT:
+ result = comp_str2flags(optarg, &lsa.lsa_comp_flags,
+ &lsa.lsa_comp_neg_flags);
+ if (result != 0)
+ goto usage_error;
+ if (mirror_mode && lsa.lsa_comp_neg_flags) {
+ fprintf(stderr, "%s: inverted flags are not supported\n",
+ progname);
+ goto usage_error;
}
- /* no break, this falls through to 'M' for mtime */
- case 'M':
- if (c == 'M') {
- xtime = ¶m.fp_mtime;
- xsign = ¶m.fp_msign;
- param.fp_exclude_mtime = !!neg_opt;
+ if (lsa.lsa_comp_neg_flags & LCME_FL_STALE) {
+ fprintf(stderr,
+ "%s: cannot clear 'stale' flags from component. Please use lfs-mirror-resync(1) instead\n",
+ progname);
+ result = -EINVAL;
+ goto error;
}
- rc = set_time(&t, xtime, optarg);
- if (rc == INT_MAX) {
- ret = -1;
- goto err;
+
+ break;
+ case LFS_COMP_SET_OPT:
+ comp_set = 1;
+ break;
+ case LFS_COMP_NO_VERIFY_OPT:
+ mirror_flags |= MF_NO_VERIFY;
+ break;
+ case LFS_MIRROR_ID_OPT:
+ mirror_id = strtoul(optarg, &end, 0);
+ if (*end != '\0' || mirror_id == 0) {
+ fprintf(stderr,
+ "%s %s: invalid mirror ID '%s'\n",
+ progname, argv[0], optarg);
+ goto usage_error;
}
- if (rc)
- *xsign = rc;
break;
- case LFS_COMP_COUNT_OPT:
- if (optarg[0] == '+') {
- param.fp_comp_count_sign = -1;
- optarg++;
- } else if (optarg[0] == '-') {
- param.fp_comp_count_sign = 1;
- optarg++;
+ case LFS_MIRROR_FLAGS_OPT: {
+ __u32 flags;
+
+ if (!mirror_mode || !last_mirror) {
+ fprintf(stderr, "error: %s: --flags must be specified with --mirror-count|-N option\n",
+ progname);
+ goto usage_error;
}
- param.fp_comp_count = strtoul(optarg, &endptr, 0);
- if (*endptr != '\0') {
- fprintf(stderr, "error: bad component count "
- "'%s'\n", optarg);
- goto err;
+ result = comp_str2flags(optarg, &last_mirror->m_flags,
+ &flags);
+ if (result != 0)
+ goto usage_error;
+
+ if (flags) {
+ fprintf(stderr, "%s: inverted flags are not supported\n",
+ progname);
+ result = -EINVAL;
+ goto usage_error;
+ }
+ if (last_mirror->m_flags & ~LCME_USER_FLAGS) {
+ fprintf(stderr,
+ "%s: unsupported mirror flags: %s\n",
+ progname, optarg);
+ result = -EINVAL;
+ goto error;
}
- param.fp_check_comp_count = 1;
- param.fp_exclude_comp_count = !!neg_opt;
break;
- case LFS_COMP_FLAGS_OPT:
- rc = comp_str2flags(¶m.fp_comp_flags, optarg);
- if (rc || comp_flags_is_neg(param.fp_comp_flags)) {
- fprintf(stderr, "error: bad component flags "
- "'%s'\n", optarg);
- goto err;
+ }
+ case LFS_LAYOUT_COPY:
+ from_copy = true;
+ template = optarg;
+ break;
+ case 'b':
+ if (!migrate_mode) {
+ fprintf(stderr,
+ "%s %s: -b|--block valid only for migrate command\n",
+ progname, argv[0]);
+ goto usage_error;
}
- param.fp_check_comp_flags = 1;
- param.fp_exclude_comp_flags = !!neg_opt;
+ migration_block = true;
break;
- case LFS_COMP_START_OPT:
- if (optarg[0] == '+') {
- param.fp_comp_start_sign = -1;
- optarg++;
- } else if (optarg[0] == '-') {
- param.fp_comp_start_sign = 1;
- optarg++;
+ case 'c':
+ lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
+ if (*end != '\0') {
+ fprintf(stderr,
+ "%s %s: invalid stripe count '%s'\n",
+ progname, argv[0], optarg);
+ goto usage_error;
}
- rc = llapi_parse_size(optarg, ¶m.fp_comp_start,
- ¶m.fp_comp_start_units, 0);
- if (rc) {
- fprintf(stderr, "error: bad component start "
- "'%s'\n", optarg);
- goto err;
+ if (lsa.lsa_stripe_count == -1)
+ lsa.lsa_stripe_count = LLAPI_LAYOUT_WIDE;
+ break;
+ case 'd':
+ /* delete the default striping pattern */
+ delete = 1;
+ if (opc == SO_MIRROR_SPLIT) {
+ if (has_m_file) {
+ fprintf(stderr,
+ "%s %s: -d cannot used with -f\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+ mirror_flags |= MF_DESTROY;
}
- param.fp_check_comp_start = 1;
- param.fp_exclude_comp_start = !!neg_opt;
break;
- case 'c':
- if (optarg[0] == '+') {
- param.fp_stripe_count_sign = -1;
- optarg++;
- } else if (optarg[0] == '-') {
- param.fp_stripe_count_sign = 1;
- optarg++;
- }
-
- param.fp_stripe_count = strtoul(optarg, &endptr, 0);
- if (*endptr != '\0') {
- fprintf(stderr,"error: bad stripe_count '%s'\n",
- optarg);
- ret = -1;
- goto err;
- }
- param.fp_check_stripe_count = 1;
- param.fp_exclude_stripe_count = !!neg_opt;
- break;
case 'D':
- param.fp_max_depth = strtol(optarg, 0, 0);
+ if (!migrate_mode) {
+ fprintf(stderr,
+ "%s %s: -D|--non-direct is valid "
+ "only for migrate command\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+ migration_flags |= MIGRATION_NONDIRECT;
break;
case 'E':
- if (optarg[0] == '+') {
- param.fp_comp_end_sign = -1;
- optarg++;
- } else if (optarg[0] == '-') {
- param.fp_comp_end_sign = 1;
- optarg++;
+ if (lsa.lsa_comp_end != 0) {
+ result = comp_args_to_layout(lpp, &lsa, true);
+ if (result) {
+ fprintf(stderr,
+ "%s %s: invalid layout\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+
+ setstripe_args_init_inherit(&lsa);
}
if (arg_is_eof(optarg)) {
- param.fp_comp_end = LUSTRE_EOF;
- param.fp_comp_end_units = 1;
- rc = 0;
+ lsa.lsa_comp_end = LUSTRE_EOF;
} else {
- rc = llapi_parse_size(optarg,
- ¶m.fp_comp_end,
- ¶m.fp_comp_end_units, 0);
- }
- if (rc) {
- fprintf(stderr, "error: bad component end "
- "'%s'\n", optarg);
- goto err;
+ result = llapi_parse_size(optarg,
+ &lsa.lsa_comp_end,
+ &size_units, 0);
+ if (result) {
+ fprintf(stderr,
+ "%s %s: invalid component end '%s'\n",
+ progname, argv[0], optarg);
+ goto usage_error;
+ }
}
- param.fp_check_comp_end = 1;
- param.fp_exclude_comp_end = !!neg_opt;
break;
- case 'g':
- case 'G':
- rc = name2gid(¶m.fp_gid, optarg);
- if (rc) {
- param.fp_gid = strtoul(optarg, &endptr, 10);
- if (*endptr != '\0') {
- fprintf(stderr, "Group/GID: %s cannot "
- "be found.\n", optarg);
- ret = -1;
- goto err;
- }
- }
- param.fp_exclude_gid = !!neg_opt;
- param.fp_check_gid = 1;
- break;
case 'H':
- param.fp_hash_type = check_hashtype(optarg);
- if (param.fp_hash_type == 0) {
- fprintf(stderr, "error: bad hash_type '%s'\n",
- optarg);
- ret = -1;
- goto err;
+ if (!migrate_mode) {
+ fprintf(stderr, "--mdt-hash is valid only for migrate command\n");
+ return CMD_HELP;
+ }
+
+ lsa.lsa_pattern = check_hashtype(optarg);
+ if (lsa.lsa_pattern == 0) {
+ fprintf(stderr,
+ "%s %s: bad stripe hash type '%s'\n",
+ progname, argv[0], optarg);
+ return CMD_HELP;
}
- param.fp_check_hash_type = 1;
- param.fp_exclude_hash_type = !!neg_opt;
- break;
- case 'L':
- ret = name2layout(¶m.fp_layout, optarg);
- if (ret)
- goto err;
- param.fp_exclude_layout = !!neg_opt;
- param.fp_check_layout = 1;
break;
- case 'u':
+ case 'i':
+ lsa.lsa_stripe_off = strtol(optarg, &end, 0);
+ if (*end != '\0') {
+ fprintf(stderr,
+ "%s %s: invalid stripe offset '%s'\n",
+ progname, argv[0], optarg);
+ goto usage_error;
+ }
+ if (lsa.lsa_stripe_off == -1)
+ lsa.lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
+ break;
+ case 'I':
+ comp_id = strtoul(optarg, &end, 0);
+ if (*end != '\0' || comp_id == 0 ||
+ comp_id > LCME_ID_MAX) {
+ fprintf(stderr,
+ "%s %s: invalid component ID '%s'\n",
+ progname, argv[0], optarg);
+ goto usage_error;
+ }
+ break;
+ case 'f':
+ if (opc != SO_MIRROR_EXTEND && opc != SO_MIRROR_SPLIT) {
+ fprintf(stderr,
+ "error: %s: invalid option: %s\n",
+ progname, argv[optopt + 1]);
+ goto usage_error;
+ }
+ if (opc == SO_MIRROR_EXTEND) {
+ if (last_mirror == NULL) {
+ fprintf(stderr,
+ "error: %s: '-N' must exist in front of '%s'\n",
+ progname, argv[optopt + 1]);
+ goto usage_error;
+ }
+ last_mirror->m_file = optarg;
+ last_mirror->m_count = 1;
+ } else {
+ /* mirror split */
+ if (mirror_list == NULL)
+ mirror_list = lfs_mirror_alloc();
+ mirror_list->m_file = optarg;
+ }
+ has_m_file = true;
+ break;
+ case 'L':
+ if (strcmp(argv[optind - 1], "mdt") == 0) {
+ /* Can be only the first component */
+ if (layout != NULL) {
+ result = -EINVAL;
+ fprintf(stderr, "error: 'mdt' layout "
+ "can be only the first one\n");
+ goto error;
+ }
+ if (lsa.lsa_comp_end > (1ULL << 30)) { /* 1Gb */
+ result = -EFBIG;
+ fprintf(stderr, "error: 'mdt' layout "
+ "size is too big\n");
+ goto error;
+ }
+ lsa.lsa_pattern = LLAPI_LAYOUT_MDT;
+ } else if (strcmp(argv[optind - 1], "raid0") != 0) {
+ result = -EINVAL;
+ fprintf(stderr, "error: layout '%s' is "
+ "unknown, supported layouts are: "
+ "'mdt', 'raid0'\n", argv[optind]);
+ goto error;
+ }
+ break;
+ case 'm':
+ if (!migrate_mode) {
+ fprintf(stderr,
+ "%s %s: -m|--mdt is valid only for migrate command\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+ migrate_mdt_mode = true;
+ lsa.lsa_nr_tgts = parse_targets(tgts,
+ sizeof(tgts) / sizeof(__u32),
+ lsa.lsa_nr_tgts, optarg);
+ if (lsa.lsa_nr_tgts < 0) {
+ fprintf(stderr,
+ "%s %s: invalid MDT target(s) '%s'\n",
+ progname, argv[0], optarg);
+ return CMD_HELP;
+ }
+
+ lsa.lsa_tgts = tgts;
+ if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
+ lsa.lsa_stripe_off = tgts[0];
+ break;
+ case 'n':
+ if (!migrate_mode) {
+ fprintf(stderr,
+ "%s %s: -n|--non-block valid only for migrate command\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+ migration_flags |= MIGRATION_NONBLOCK;
+ break;
+ case 'N':
+ if (opc == SO_SETSTRIPE) {
+ opc = SO_MIRROR_CREATE;
+ mirror_mode = true;
+ }
+ mirror_count = 1;
+ if (optarg != NULL) {
+ mirror_count = strtoul(optarg, &end, 0);
+ if (*end != '\0' || mirror_count == 0) {
+ fprintf(stderr,
+ "error: %s: bad mirror count: %s\n",
+ progname, optarg);
+ result = -EINVAL;
+ goto error;
+ }
+ }
+
+ new_mirror = lfs_mirror_alloc();
+ new_mirror->m_count = mirror_count;
+
+ if (mirror_list == NULL)
+ mirror_list = new_mirror;
+
+ if (last_mirror != NULL) {
+ /* wrap up last mirror */
+ if (lsa.lsa_comp_end == 0)
+ lsa.lsa_comp_end = LUSTRE_EOF;
+
+ result = comp_args_to_layout(lpp, &lsa, true);
+ if (result) {
+ lfs_mirror_free(new_mirror);
+ goto error;
+ }
+
+ setstripe_args_init_inherit(&lsa);
+
+ last_mirror->m_next = new_mirror;
+ }
+
+ last_mirror = new_mirror;
+ lpp = &last_mirror->m_layout;
+ break;
+ case 'o':
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
+ if (strcmp(argv[optind - 1], "--ost-list") == 0)
+ fprintf(stderr, "warning: '--ost-list' is "
+ "deprecated, use '--ost' instead\n");
+#endif
+ lsa.lsa_nr_tgts = parse_targets(tgts,
+ sizeof(tgts) / sizeof(__u32),
+ lsa.lsa_nr_tgts, optarg);
+ if (lsa.lsa_nr_tgts < 0) {
+ fprintf(stderr,
+ "%s %s: invalid OST target(s) '%s'\n",
+ progname, argv[0], optarg);
+ goto usage_error;
+ }
+
+ lsa.lsa_tgts = tgts;
+ if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
+ lsa.lsa_stripe_off = tgts[0];
+ break;
+ case 'p':
+ if (optarg == NULL)
+ goto usage_error;
+ lsa.lsa_pool_name = optarg;
+
+ if (strlen(lsa.lsa_pool_name) == 0 ||
+ strncmp(lsa.lsa_pool_name, "none",
+ LOV_MAXPOOLNAME) == 0)
+ lsa.lsa_pool_name = NULL;
+ break;
+ case 'S':
+ result = llapi_parse_size(optarg, &lsa.lsa_stripe_size,
+ &size_units, 0);
+ if (result) {
+ fprintf(stderr,
+ "%s %s: invalid stripe size '%s'\n",
+ progname, argv[0], optarg);
+ goto usage_error;
+ }
+ break;
+ case 'v':
+ if (!migrate_mode) {
+ fprintf(stderr,
+ "%s %s: -v|--verbose valid only for migrate command\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+ migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
+ migration_flags = MIGRATION_VERBOSE;
+ break;
+ case 'y':
+ from_yaml = true;
+ template = optarg;
+ break;
+ default:
+ fprintf(stderr, "%s %s: unrecognized option '%s'\n",
+ progname, argv[0], argv[optind - 1]);
+ goto usage_error;
+ }
+ }
+
+ fname = argv[optind];
+
+ if (optind == argc) {
+ fprintf(stderr, "%s %s: FILE must be specified\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+
+ if (mirror_mode && mirror_count == 0) {
+ fprintf(stderr,
+ "error: %s: --mirror-count|-N option is required\n",
+ progname);
+ result = -EINVAL;
+ goto error;
+ }
+
+ if (mirror_mode) {
+ if (lsa.lsa_comp_end == 0)
+ lsa.lsa_comp_end = LUSTRE_EOF;
+ }
+
+ if (lsa.lsa_comp_end != 0) {
+ result = comp_args_to_layout(lpp, &lsa, true);
+ if (result)
+ goto error;
+ }
+
+ if (mirror_flags & MF_NO_VERIFY) {
+ if (opc != SO_MIRROR_EXTEND) {
+ fprintf(stderr,
+ "error: %s: --no-verify is valid only for lfs mirror extend command\n",
+ progname);
+ result = -EINVAL;
+ goto error;
+ } else if (!has_m_file) {
+ fprintf(stderr,
+ "error: %s: --no-verify must be specified with -f <victim_file> option\n",
+ progname);
+ result = -EINVAL;
+ goto error;
+ }
+ }
+
+ /* Only LCME_FL_INIT flags is used in PFL, and it shouldn't be
+ * altered by user space tool, so we don't need to support the
+ * --component-set for this moment. */
+ if (comp_set && !comp_id) {
+ fprintf(stderr, "%s %s: --component-set doesn't have component-id set\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+
+ if ((delete + comp_set + comp_del + comp_add) > 1) {
+ fprintf(stderr,
+ "%s %s: options --component-set, --component-del, --component-add and -d are mutually exclusive\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+
+ if (delete && (setstripe_args_specified(&lsa) || comp_id != 0 ||
+ lsa.lsa_comp_flags != 0 || layout != NULL)) {
+ fprintf(stderr,
+ "%s %s: option -d is mutually exclusive with -s, -c, -o, -p, -I, -F and -E options\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+
+ if ((comp_set || comp_del) &&
+ (setstripe_args_specified(&lsa) || layout != NULL)) {
+ fprintf(stderr,
+ "%s %s: options --component-del and --component-set are mutually exclusive when used with -c, -E, -o, -p, or -s\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+
+ if (comp_del && comp_id != 0 && lsa.lsa_comp_flags != 0) {
+ fprintf(stderr,
+ "%s %s: options -I and -F are mutually exclusive when used with --component-del\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+
+ if (comp_add || comp_del) {
+ struct stat st;
+
+ result = lstat(fname, &st);
+ if (result == 0 && S_ISDIR(st.st_mode)) {
+ fprintf(stderr,
+ "%s setstripe: cannot use --component-add or --component-del for directory\n",
+ progname);
+ goto usage_error;
+ }
+
+ if (mirror_mode) {
+ fprintf(stderr, "error: %s: can't use --component-add "
+ "or --component-del for mirror operation\n",
+ progname);
+ goto usage_error;
+ }
+ }
+
+ if (comp_add) {
+ if (layout == NULL) {
+ fprintf(stderr,
+ "%s %s: option -E must be specified with --component-add\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+
+ result = adjust_first_extent(fname, layout);
+ if (result == -ENODATA)
+ comp_add = 0;
+ else if (result != 0)
+ goto error;
+ }
+
+ if (from_yaml && from_copy) {
+ fprintf(stderr,
+ "%s: can't specify --yaml and --copy together\n",
+ progname);
+ goto error;
+ }
+
+ if ((from_yaml || from_copy) &&
+ (setstripe_args_specified(&lsa) || layout != NULL)) {
+ fprintf(stderr, "error: %s: can't specify --yaml with "
+ "-c, -S, -i, -o, -p or -E options.\n",
+ argv[0]);
+ goto error;
+ }
+
+ if ((migration_flags & MIGRATION_NONBLOCK) && migration_block) {
+ fprintf(stderr,
+ "%s %s: options --non-block and --block are mutually exclusive\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+
+ if (!comp_del && !comp_set && (opc != SO_MIRROR_SPLIT) &&
+ comp_id != 0) {
+ fprintf(stderr,
+ "%s %s: option -I can only be used with --component-del or --component-set or lfs mirror split\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+
+ if (migrate_mdt_mode) {
+ struct lmv_user_md *lmu;
+
+ /* initialize migrate mdt parameters */
+ lmu = calloc(1, lmv_user_md_size(lsa.lsa_nr_tgts,
+ LMV_USER_MAGIC_SPECIFIC));
+ if (!lmu) {
+ fprintf(stderr,
+ "%s %s: cannot allocate memory for lmv_user_md: %s\n",
+ progname, argv[0], strerror(ENOMEM));
+ result = -ENOMEM;
+ goto error;
+ }
+ if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
+ lmu->lum_stripe_count = lsa.lsa_stripe_count;
+ if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT) {
+ fprintf(stderr,
+ "%s %s: migrate should specify MDT index\n",
+ progname, argv[0]);
+ free(lmu);
+ goto usage_error;
+ }
+ lmu->lum_stripe_offset = lsa.lsa_stripe_off;
+ if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
+ lmu->lum_hash_type = lsa.lsa_pattern;
+ else
+ lmu->lum_hash_type = LMV_HASH_TYPE_FNV_1A_64;
+ if (lsa.lsa_pool_name)
+ strncpy(lmu->lum_pool_name, lsa.lsa_pool_name,
+ sizeof(lmu->lum_pool_name));
+ if (lsa.lsa_nr_tgts > 1) {
+ int i;
+
+ if (lsa.lsa_stripe_count > 0 &&
+ lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
+ lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
+ fprintf(stderr,
+ "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
+ progname, lsa.lsa_stripe_count,
+ lsa.lsa_nr_tgts);
+ free(lmu);
+ goto usage_error;
+ }
+
+ lmu->lum_magic = LMV_USER_MAGIC_SPECIFIC;
+ lmu->lum_stripe_count = lsa.lsa_nr_tgts;
+ for (i = 0; i < lsa.lsa_nr_tgts; i++)
+ lmu->lum_objects[i].lum_mds = lsa.lsa_tgts[i];
+ } else {
+ lmu->lum_magic = LMV_USER_MAGIC;
+ }
+
+ migrate_mdt_param.fp_lmv_md = lmu;
+ migrate_mdt_param.fp_migrate = 1;
+ } else if (layout == NULL) {
+ /* initialize stripe parameters */
+ param = calloc(1, offsetof(typeof(*param),
+ lsp_osts[lsa.lsa_nr_tgts]));
+ if (param == NULL) {
+ fprintf(stderr,
+ "%s %s: cannot allocate memory for parameters: %s\n",
+ progname, argv[0], strerror(ENOMEM));
+ result = -ENOMEM;
+ goto error;
+ }
+
+ if (lsa.lsa_stripe_size != LLAPI_LAYOUT_DEFAULT)
+ param->lsp_stripe_size = lsa.lsa_stripe_size;
+ if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
+ if (lsa.lsa_stripe_count == LLAPI_LAYOUT_WIDE)
+ param->lsp_stripe_count = -1;
+ else
+ param->lsp_stripe_count = lsa.lsa_stripe_count;
+ }
+ if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
+ param->lsp_stripe_offset = -1;
+ else
+ param->lsp_stripe_offset = lsa.lsa_stripe_off;
+ param->lsp_pool = lsa.lsa_pool_name;
+ param->lsp_is_specific = false;
+ if (lsa.lsa_nr_tgts > 0) {
+ if (lsa.lsa_stripe_count > 0 &&
+ lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
+ lsa.lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
+ lsa.lsa_nr_tgts != lsa.lsa_stripe_count) {
+ fprintf(stderr, "error: %s: stripe count %lld "
+ "doesn't match the number of OSTs: %d\n"
+ , argv[0], lsa.lsa_stripe_count,
+ lsa.lsa_nr_tgts);
+ free(param);
+ goto usage_error;
+ }
+
+ param->lsp_is_specific = true;
+ param->lsp_stripe_count = lsa.lsa_nr_tgts;
+ memcpy(param->lsp_osts, tgts,
+ sizeof(*tgts) * lsa.lsa_nr_tgts);
+ }
+ }
+
+ if (from_yaml) {
+ /* generate a layout from a YAML template */
+ result = lfs_comp_create_from_yaml(template, &layout,
+ &lsa, tgts);
+ if (result) {
+ fprintf(stderr, "error: %s: can't create composite "
+ "layout from template file %s\n",
+ argv[0], template);
+ goto error;
+ }
+ } else if (from_copy) {
+ layout = llapi_layout_get_by_path(template, 0);
+ if (layout == NULL) {
+ fprintf(stderr,
+ "%s: can't create composite layout from file %s.\n",
+ progname, template);
+ goto error;
+ }
+ }
+
+ for (fname = argv[optind]; fname != NULL; fname = argv[++optind]) {
+ if (migrate_mdt_mode) {
+ result = llapi_migrate_mdt(fname, &migrate_mdt_param);
+ } else if (migrate_mode) {
+ result = lfs_migrate(fname, migration_flags, param,
+ layout);
+ } else if (comp_set != 0) {
+ result = lfs_component_set(fname, comp_id,
+ lsa.lsa_comp_flags,
+ lsa.lsa_comp_neg_flags);
+ } else if (comp_del != 0) {
+ result = lfs_component_del(fname, comp_id,
+ lsa.lsa_comp_flags,
+ lsa.lsa_comp_neg_flags);
+ } else if (comp_add != 0) {
+ result = lfs_component_add(fname, layout);
+ } else if (opc == SO_MIRROR_CREATE) {
+ result = mirror_create(fname, mirror_list);
+ } else if (opc == SO_MIRROR_EXTEND) {
+ result = mirror_extend(fname, mirror_list,
+ mirror_flags);
+ } else if (opc == SO_MIRROR_SPLIT) {
+ if (mirror_id == 0 && comp_id == 0) {
+ fprintf(stderr,
+ "%s %s: no mirror id or component id is specified\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+ if (mirror_id != 0)
+ comp_id = mirror_id;
+ else
+ mirror_flags |= MF_COMP_ID;
+ result = mirror_split(fname, comp_id, mirror_flags,
+ has_m_file ? mirror_list->m_file :
+ NULL);
+ } else if (layout != NULL) {
+ result = lfs_component_create(fname, O_CREAT | O_WRONLY,
+ 0666, layout);
+ if (result >= 0) {
+ close(result);
+ result = 0;
+ }
+ } else {
+ result = llapi_file_open_param(fname,
+ O_CREAT | O_WRONLY,
+ 0666, param);
+ if (result >= 0) {
+ close(result);
+ result = 0;
+ }
+ }
+ if (result) {
+ /* Save the first error encountered. */
+ if (result2 == 0)
+ result2 = result;
+ continue;
+ }
+ }
+
+ free(param);
+ free(migrate_mdt_param.fp_lmv_md);
+ llapi_layout_free(layout);
+ lfs_mirror_list_free(mirror_list);
+ return result2;
+usage_error:
+ result = CMD_HELP;
+error:
+ llapi_layout_free(layout);
+ lfs_mirror_list_free(mirror_list);
+ 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;
+ char *endptr;
+
+ if (str[0] == '+')
+ res = 1;
+ else if (str[0] == '-')
+ res = -1;
+
+ if (res)
+ str++;
+
+ t = strtol(str, &endptr, 0);
+ if (*endptr != '\0') {
+ fprintf(stderr,
+ "%s find: bad time '%s': %s\n",
+ progname, str, strerror(EINVAL));
+ return INT_MAX;
+ }
+ if (*time < t * 24 * 60 * 60) {
+ if (res != 0)
+ str--;
+ fprintf(stderr,
+ "%s find: bad time '%s': too large\n",
+ progname, str);
+ return INT_MAX;
+ }
+
+ *set = *time - t * 24 * 60 * 60;
+ return res;
+}
+
+static int name2uid(unsigned int *id, const char *name)
+{
+ struct passwd *passwd;
+
+ passwd = getpwnam(name);
+ if (passwd == NULL)
+ return -ENOENT;
+ *id = passwd->pw_uid;
+
+ return 0;
+}
+
+static int name2gid(unsigned int *id, const char *name)
+{
+ struct group *group;
+
+ group = getgrnam(name);
+ if (group == NULL)
+ return -ENOENT;
+ *id = group->gr_gid;
+
+ return 0;
+}
+
+static inline int name2projid(unsigned int *id, const char *name)
+{
+ return -ENOTSUP;
+}
+
+static int uid2name(char **name, unsigned int id)
+{
+ struct passwd *passwd;
+
+ passwd = getpwuid(id);
+ if (passwd == NULL)
+ return -ENOENT;
+ *name = passwd->pw_name;
+
+ return 0;
+}
+
+static inline int gid2name(char **name, unsigned int id)
+{
+ struct group *group;
+
+ group = getgrgid(id);
+ if (group == NULL)
+ return -ENOENT;
+ *name = group->gr_name;
+
+ return 0;
+}
+
+static int name2layout(__u32 *layout, char *name)
+{
+ char *ptr, *layout_name;
+
+ *layout = 0;
+ for (ptr = name; ; ptr = NULL) {
+ layout_name = strtok(ptr, ",");
+ if (layout_name == NULL)
+ break;
+ if (strcmp(layout_name, "released") == 0)
+ *layout |= LOV_PATTERN_F_RELEASED;
+ else if (strcmp(layout_name, "raid0") == 0)
+ *layout |= LOV_PATTERN_RAID0;
+ else if (strcmp(layout_name, "mdt") == 0)
+ *layout |= LOV_PATTERN_MDT;
+ else
+ return -1;
+ }
+ return 0;
+}
+
+static int lfs_find(int argc, char **argv)
+{
+ int c, rc;
+ int ret = 0;
+ time_t t;
+ struct find_param param = {
+ .fp_max_depth = -1,
+ .fp_quiet = 1,
+ };
+ struct option long_opts[] = {
+ { .val = 'A', .name = "atime", .has_arg = required_argument },
+ { .val = 'b', .name = "blocks", .has_arg = required_argument },
+ { .val = LFS_COMP_COUNT_OPT,
+ .name = "comp-count", .has_arg = required_argument },
+ { .val = LFS_COMP_COUNT_OPT,
+ .name = "component-count",
+ .has_arg = required_argument },
+ { .val = LFS_COMP_FLAGS_OPT,
+ .name = "comp-flags", .has_arg = required_argument },
+ { .val = LFS_COMP_FLAGS_OPT,
+ .name = "component-flags",
+ .has_arg = required_argument },
+ { .val = LFS_COMP_START_OPT,
+ .name = "comp-start", .has_arg = required_argument },
+ { .val = LFS_COMP_START_OPT,
+ .name = "component-start",
+ .has_arg = required_argument },
+ { .val = LFS_MIRROR_STATE_OPT,
+ .name = "mirror-state", .has_arg = required_argument },
+ { .val = 'c', .name = "stripe-count", .has_arg = required_argument },
+ { .val = 'c', .name = "stripe_count", .has_arg = required_argument },
+ { .val = 'C', .name = "ctime", .has_arg = required_argument },
+/* getstripe { .val = 'd', .name = "directory", .has_arg = no_argument }, */
+ { .val = 'D', .name = "maxdepth", .has_arg = required_argument },
+ { .val = 'E', .name = "comp-end", .has_arg = required_argument },
+ { .val = 'E', .name = "component-end",
+ .has_arg = required_argument },
+/* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
+ { .val = 'g', .name = "gid", .has_arg = required_argument },
+ { .val = 'G', .name = "group", .has_arg = required_argument },
+ { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
+ { .val = 'i', .name = "stripe-index", .has_arg = required_argument },
+ { .val = 'i', .name = "stripe_index", .has_arg = required_argument },
+/* getstripe { .val = 'I', .name = "comp-id", .has_arg = required_argument }*/
+ { .val = 'L', .name = "layout", .has_arg = required_argument },
+ { .val = 'm', .name = "mdt", .has_arg = required_argument },
+ { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
+ { .val = 'm', .name = "mdt_index", .has_arg = required_argument },
+ { .val = 'M', .name = "mtime", .has_arg = required_argument },
+ { .val = 'n', .name = "name", .has_arg = required_argument },
+ { .val = 'N', .name = "mirror-count", .has_arg = required_argument },
+/* find { .val = 'o' .name = "or", .has_arg = no_argument }, like find(1) */
+ { .val = 'O', .name = "obd", .has_arg = required_argument },
+ { .val = 'O', .name = "ost", .has_arg = required_argument },
+ /* no short option for pool yet, can be 'p' after 2.18 */
+ { .val = LFS_POOL_OPT,
+ .name = "pool", .has_arg = required_argument },
+ { .val = '0', .name = "print0", .has_arg = no_argument },
+ { .val = 'P', .name = "print", .has_arg = no_argument },
+ { .val = LFS_PROJID_OPT,
+ .name = "projid", .has_arg = required_argument },
+/* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
+/* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
+/* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
+ { .val = 's', .name = "size", .has_arg = required_argument },
+ { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
+ { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
+ { .val = 't', .name = "type", .has_arg = required_argument },
+ { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
+ { .val = 'u', .name = "uid", .has_arg = required_argument },
+ { .val = 'U', .name = "user", .has_arg = required_argument },
+/* getstripe { .val = 'v', .name = "verbose", .has_arg = no_argument }, */
+/* getstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
+ { .name = NULL } };
+ int pathstart = -1;
+ int pathend = -1;
+ int neg_opt = 0;
+ time_t *xtime;
+ int *xsign;
+ int isoption;
+ char *endptr;
+
+ time(&t);
+
+ /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
+ while ((c = getopt_long_only(argc, argv,
+ "-0A:b:c:C:D:E:g:G:H:i:L:m:M:n:N:O:Ppqrs:S:t: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.fp_atime;
+ xsign = ¶m.fp_asign;
+ param.fp_exclude_atime = !!neg_opt;
+ /* no break, this falls through to 'C' for ctime */
+ case 'C':
+ if (c == 'C') {
+ xtime = ¶m.fp_ctime;
+ xsign = ¶m.fp_csign;
+ param.fp_exclude_ctime = !!neg_opt;
+ }
+ /* no break, this falls through to 'M' for mtime */
+ case 'M':
+ if (c == 'M') {
+ xtime = ¶m.fp_mtime;
+ xsign = ¶m.fp_msign;
+ param.fp_exclude_mtime = !!neg_opt;
+ }
+ rc = set_time(&t, xtime, optarg);
+ if (rc == INT_MAX) {
+ ret = -1;
+ goto err;
+ }
+ if (rc)
+ *xsign = rc;
+ break;
+ case 'b':
+ if (optarg[0] == '+') {
+ param.fp_blocks_sign = -1;
+ optarg++;
+ } else if (optarg[0] == '-') {
+ param.fp_blocks_sign = 1;
+ optarg++;
+ }
+
+ param.fp_blocks_units = 1024;
+ ret = llapi_parse_size(optarg, ¶m.fp_blocks,
+ ¶m.fp_blocks_units, 0);
+ if (ret) {
+ fprintf(stderr, "error: bad blocks '%s'\n",
+ optarg);
+ goto err;
+ }
+ param.fp_check_blocks = 1;
+ param.fp_exclude_blocks = !!neg_opt;
+ break;
+ case LFS_COMP_COUNT_OPT:
+ if (optarg[0] == '+') {
+ param.fp_comp_count_sign = -1;
+ optarg++;
+ } else if (optarg[0] == '-') {
+ param.fp_comp_count_sign = 1;
+ optarg++;
+ }
+
+ param.fp_comp_count = strtoul(optarg, &endptr, 0);
+ if (*endptr != '\0') {
+ fprintf(stderr, "error: bad component count "
+ "'%s'\n", optarg);
+ goto err;
+ }
+ param.fp_check_comp_count = 1;
+ param.fp_exclude_comp_count = !!neg_opt;
+ break;
+ case LFS_COMP_FLAGS_OPT:
+ rc = comp_str2flags(optarg, ¶m.fp_comp_flags,
+ ¶m.fp_comp_neg_flags);
+ if (rc) {
+ fprintf(stderr, "error: bad component flags "
+ "'%s'\n", optarg);
+ goto err;
+ }
+ param.fp_check_comp_flags = 1;
+ if (neg_opt) {
+ __u32 flags = param.fp_comp_neg_flags;
+ param.fp_comp_neg_flags = param.fp_comp_flags;
+ param.fp_comp_flags = flags;
+ }
+ break;
+ case LFS_COMP_START_OPT:
+ if (optarg[0] == '+') {
+ param.fp_comp_start_sign = -1;
+ optarg++;
+ } else if (optarg[0] == '-') {
+ param.fp_comp_start_sign = 1;
+ optarg++;
+ }
+
+ rc = llapi_parse_size(optarg, ¶m.fp_comp_start,
+ ¶m.fp_comp_start_units, 0);
+ if (rc) {
+ fprintf(stderr, "error: bad component start "
+ "'%s'\n", optarg);
+ goto err;
+ }
+ param.fp_check_comp_start = 1;
+ param.fp_exclude_comp_start = !!neg_opt;
+ break;
+ case LFS_MIRROR_STATE_OPT:
+ rc = mirror_str2state(optarg, ¶m.fp_mirror_state,
+ ¶m.fp_mirror_neg_state);
+ if (rc) {
+ fprintf(stderr,
+ "error: bad mirrored file state '%s'\n",
+ optarg);
+ goto err;
+ }
+ param.fp_check_mirror_state = 1;
+ if (neg_opt) {
+ __u16 state = param.fp_mirror_neg_state;
+ param.fp_mirror_neg_state =
+ param.fp_mirror_state;
+ param.fp_mirror_state = state;
+ }
+ break;
+ case 'c':
+ if (optarg[0] == '+') {
+ param.fp_stripe_count_sign = -1;
+ optarg++;
+ } else if (optarg[0] == '-') {
+ param.fp_stripe_count_sign = 1;
+ optarg++;
+ }
+
+ param.fp_stripe_count = strtoul(optarg, &endptr, 0);
+ if (*endptr != '\0') {
+ fprintf(stderr,"error: bad stripe_count '%s'\n",
+ optarg);
+ ret = -1;
+ goto err;
+ }
+ param.fp_check_stripe_count = 1;
+ param.fp_exclude_stripe_count = !!neg_opt;
+ break;
+ case 'D':
+ param.fp_max_depth = strtol(optarg, 0, 0);
+ break;
+ case 'E':
+ if (optarg[0] == '+') {
+ param.fp_comp_end_sign = -1;
+ optarg++;
+ } else if (optarg[0] == '-') {
+ param.fp_comp_end_sign = 1;
+ optarg++;
+ }
+
+ if (arg_is_eof(optarg)) {
+ param.fp_comp_end = LUSTRE_EOF;
+ param.fp_comp_end_units = 1;
+ rc = 0;
+ } else {
+ rc = llapi_parse_size(optarg,
+ ¶m.fp_comp_end,
+ ¶m.fp_comp_end_units, 0);
+ }
+ if (rc) {
+ fprintf(stderr, "error: bad component end "
+ "'%s'\n", optarg);
+ goto err;
+ }
+ param.fp_check_comp_end = 1;
+ param.fp_exclude_comp_end = !!neg_opt;
+ break;
+ case 'g':
+ case 'G':
+ rc = name2gid(¶m.fp_gid, optarg);
+ if (rc) {
+ param.fp_gid = strtoul(optarg, &endptr, 10);
+ if (*endptr != '\0') {
+ fprintf(stderr, "Group/GID: %s cannot "
+ "be found.\n", optarg);
+ ret = -1;
+ goto err;
+ }
+ }
+ param.fp_exclude_gid = !!neg_opt;
+ param.fp_check_gid = 1;
+ break;
+ case 'H':
+ param.fp_hash_type = check_hashtype(optarg);
+ if (param.fp_hash_type == 0) {
+ fprintf(stderr, "error: bad hash_type '%s'\n",
+ optarg);
+ ret = -1;
+ goto err;
+ }
+ param.fp_check_hash_type = 1;
+ param.fp_exclude_hash_type = !!neg_opt;
+ break;
+ case 'L':
+ ret = name2layout(¶m.fp_layout, optarg);
+ if (ret)
+ goto err;
+ param.fp_exclude_layout = !!neg_opt;
+ param.fp_check_layout = 1;
+ break;
+ case 'u':
case 'U':
rc = name2uid(¶m.fp_uid, optarg);
if (rc) {
- param.fp_uid = strtoul(optarg, &endptr, 10);
+ param.fp_uid = strtoul(optarg, &endptr, 10);
+ if (*endptr != '\0') {
+ fprintf(stderr, "User/UID: %s cannot "
+ "be found.\n", optarg);
+ ret = -1;
+ goto err;
+ }
+ }
+ param.fp_exclude_uid = !!neg_opt;
+ param.fp_check_uid = 1;
+ break;
+ case 'n':
+ param.fp_pattern = (char *)optarg;
+ param.fp_exclude_pattern = !!neg_opt;
+ break;
+ case 'N':
+ if (optarg[0] == '+') {
+ param.fp_mirror_count_sign = -1;
+ optarg++;
+ } else if (optarg[0] == '-') {
+ param.fp_mirror_count_sign = 1;
+ optarg++;
+ }
+
+ param.fp_mirror_count = strtoul(optarg, &endptr, 0);
+ if (*endptr != '\0') {
+ fprintf(stderr,
+ "error: bad mirror count '%s'\n",
+ optarg);
+ goto err;
+ }
+ param.fp_check_mirror_count = 1;
+ param.fp_exclude_mirror_count = !!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.fp_exclude_obd = !!neg_opt;
+
+ token = buf;
+ while (token && *token) {
+ token = strchr(token, ',');
+ if (token) {
+ len++;
+ token++;
+ }
+ }
+ if (c == 'm') {
+ param.fp_exclude_mdt = !!neg_opt;
+ param.fp_num_alloc_mdts += len;
+ tmp = realloc(param.fp_mdt_uuid,
+ param.fp_num_alloc_mdts *
+ sizeof(*param.fp_mdt_uuid));
+ if (tmp == NULL) {
+ ret = -ENOMEM;
+ goto err_free;
+ }
+
+ param.fp_mdt_uuid = tmp;
+ } else {
+ param.fp_exclude_obd = !!neg_opt;
+ param.fp_num_alloc_obds += len;
+ tmp = realloc(param.fp_obd_uuid,
+ param.fp_num_alloc_obds *
+ sizeof(*param.fp_obd_uuid));
+ if (tmp == NULL) {
+ ret = -ENOMEM;
+ goto err_free;
+ }
+
+ param.fp_obd_uuid = tmp;
+ }
+ for (token = buf; token && *token; token = next) {
+ struct obd_uuid *puuid;
+ if (c == 'm') {
+ puuid =
+ ¶m.fp_mdt_uuid[param.fp_num_mdts++];
+ } else {
+ puuid =
+ ¶m.fp_obd_uuid[param.fp_num_obds++];
+ }
+ p = strchr(token, ',');
+ next = 0;
+ if (p) {
+ *p = 0;
+ next = p+1;
+ }
+
+ if (strlen(token) > sizeof(puuid->uuid) - 1) {
+ ret = -E2BIG;
+ goto err_free;
+ }
+
+ strncpy(puuid->uuid, token,
+ sizeof(puuid->uuid));
+ }
+err_free:
+ if (buf)
+ free(buf);
+ break;
+ }
+#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 18, 53, 0)
+ case 'p':
+#endif
+ case LFS_POOL_OPT:
+ if (strlen(optarg) > LOV_MAXPOOLNAME) {
+ fprintf(stderr,
+ "Pool name %s is too long (max %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.fp_poolname, optarg, LOV_MAXPOOLNAME);
+ param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
+ param.fp_exclude_pool = !!neg_opt;
+ param.fp_check_pool = 1;
+ break;
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 14, 53, 0)
+ case 'p': /* want this for --pool, to match getstripe/find */
+ fprintf(stderr,
+ "warning: -p deprecated, use --print0 or -0\n");
+#endif
+ case '0':
+ param.fp_zero_end = 1;
+ break;
+ case 'P': /* we always print, this option is a no-op */
+ break;
+ case LFS_PROJID_OPT:
+ rc = name2projid(¶m.fp_projid, optarg);
+ if (rc) {
+ param.fp_projid = strtoul(optarg, &endptr, 10);
if (*endptr != '\0') {
- fprintf(stderr, "User/UID: %s cannot "
- "be found.\n", optarg);
- ret = -1;
- goto err;
- }
+ fprintf(stderr,
+ "Invalid project ID: %s",
+ optarg);
+ ret = -1;
+ goto err;
+ }
+ }
+ param.fp_exclude_projid = !!neg_opt;
+ param.fp_check_projid = 1;
+ break;
+ case 's':
+ if (optarg[0] == '+') {
+ param.fp_size_sign = -1;
+ optarg++;
+ } else if (optarg[0] == '-') {
+ param.fp_size_sign = 1;
+ optarg++;
+ }
+
+ ret = llapi_parse_size(optarg, ¶m.fp_size,
+ ¶m.fp_size_units, 0);
+ if (ret) {
+ fprintf(stderr, "error: bad file size '%s'\n",
+ optarg);
+ goto err;
+ }
+ param.fp_check_size = 1;
+ param.fp_exclude_size = !!neg_opt;
+ break;
+ case 'S':
+ if (optarg[0] == '+') {
+ param.fp_stripe_size_sign = -1;
+ optarg++;
+ } else if (optarg[0] == '-') {
+ param.fp_stripe_size_sign = 1;
+ optarg++;
+ }
+
+ ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
+ ¶m.fp_stripe_size_units, 0);
+ if (ret) {
+ fprintf(stderr, "error: bad stripe_size '%s'\n",
+ optarg);
+ goto err;
+ }
+ param.fp_check_stripe_size = 1;
+ param.fp_exclude_stripe_size = !!neg_opt;
+ break;
+ case 't':
+ param.fp_exclude_type = !!neg_opt;
+ switch (optarg[0]) {
+ case 'b':
+ param.fp_type = S_IFBLK;
+ break;
+ case 'c':
+ param.fp_type = S_IFCHR;
+ break;
+ case 'd':
+ param.fp_type = S_IFDIR;
+ break;
+ case 'f':
+ param.fp_type = S_IFREG;
+ break;
+ case 'l':
+ param.fp_type = S_IFLNK;
+ break;
+ case 'p':
+ param.fp_type = S_IFIFO;
+ break;
+ case 's':
+ param.fp_type = S_IFSOCK;
+ break;
+ default:
+ fprintf(stderr, "error: %s: bad type '%s'\n",
+ argv[0], optarg);
+ ret = CMD_HELP;
+ goto err;
+ };
+ break;
+ case 'T':
+ if (optarg[0] == '+') {
+ param.fp_mdt_count_sign = -1;
+ optarg++;
+ } else if (optarg[0] == '-') {
+ param.fp_mdt_count_sign = 1;
+ optarg++;
+ }
+
+ param.fp_mdt_count = strtoul(optarg, &endptr, 0);
+ if (*endptr != '\0') {
+ fprintf(stderr, "error: bad mdt_count '%s'\n",
+ optarg);
+ ret = -1;
+ goto err;
+ }
+ param.fp_check_mdt_count = 1;
+ param.fp_exclude_mdt_count = !!neg_opt;
+ 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 {
+ rc = llapi_find(argv[pathstart], ¶m);
+ if (rc != 0 && ret == 0)
+ ret = rc;
+ } while (++pathstart < pathend);
+
+ if (ret)
+ fprintf(stderr, "error: %s failed for %s.\n",
+ argv[0], argv[optind - 1]);
+err:
+ if (param.fp_obd_uuid && param.fp_num_alloc_obds)
+ free(param.fp_obd_uuid);
+
+ if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
+ free(param.fp_mdt_uuid);
+
+ return ret;
+}
+
+static int lfs_getstripe_internal(int argc, char **argv,
+ struct find_param *param)
+{
+ struct option long_opts[] = {
+/* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
+/* find { .val = 'b', .name = "blocks", .has_arg = required_argument }*/
+ { .val = LFS_COMP_COUNT_OPT,
+ .name = "comp-count", .has_arg = no_argument },
+ { .val = LFS_COMP_COUNT_OPT,
+ .name = "component-count", .has_arg = no_argument },
+ { .val = LFS_COMP_FLAGS_OPT,
+ .name = "comp-flags", .has_arg = optional_argument },
+ { .val = LFS_COMP_FLAGS_OPT,
+ .name = "component-flags", .has_arg = optional_argument },
+ { .val = LFS_COMP_START_OPT,
+ .name = "comp-start", .has_arg = optional_argument },
+ { .val = LFS_COMP_START_OPT,
+ .name = "component-start", .has_arg = optional_argument },
+ { .val = LFS_MIRROR_INDEX_OPT,
+ .name = "mirror-index", .has_arg = required_argument },
+ { .val = LFS_MIRROR_ID_OPT,
+ .name = "mirror-id", .has_arg = required_argument },
+ { .val = 'c', .name = "stripe-count", .has_arg = no_argument },
+ { .val = 'c', .name = "stripe_count", .has_arg = no_argument },
+/* find { .val = 'C', .name = "ctime", .has_arg = required_argument }*/
+ { .val = 'd', .name = "directory", .has_arg = no_argument },
+ { .val = 'D', .name = "default", .has_arg = no_argument },
+ { .val = 'E', .name = "comp-end", .has_arg = optional_argument },
+ { .val = 'E', .name = "component-end", .has_arg = optional_argument },
+ { .val = 'F', .name = "fid", .has_arg = no_argument },
+ { .val = 'g', .name = "generation", .has_arg = no_argument },
+/* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
+/* dirstripe { .val = 'H', .name = "mdt-hash", .has_arg = required_argument }*/
+ { .val = 'i', .name = "stripe-index", .has_arg = no_argument },
+ { .val = 'i', .name = "stripe_index", .has_arg = no_argument },
+ { .val = 'I', .name = "comp-id", .has_arg = optional_argument },
+ { .val = 'I', .name = "component-id", .has_arg = optional_argument },
+ { .val = 'L', .name = "layout", .has_arg = no_argument },
+ { .val = 'm', .name = "mdt", .has_arg = no_argument },
+ { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
+ { .val = 'm', .name = "mdt_index", .has_arg = no_argument },
+/* find { .val = 'M', .name = "mtime", .has_arg = required_argument }*/
+/* find { .val = 'n', .name = "name", .has_arg = required_argument }*/
+ { .val = 'N', .name = "mirror-count", .has_arg = no_argument },
+ { .val = 'O', .name = "obd", .has_arg = required_argument },
+ { .val = 'O', .name = "ost", .has_arg = required_argument },
+ { .val = 'p', .name = "pool", .has_arg = no_argument },
+/* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
+ { .val = 'q', .name = "quiet", .has_arg = no_argument },
+ { .val = 'r', .name = "recursive", .has_arg = no_argument },
+ { .val = 'R', .name = "raw", .has_arg = no_argument },
+ { .val = 'S', .name = "stripe-size", .has_arg = no_argument },
+ { .val = 'S', .name = "stripe_size", .has_arg = no_argument },
+/* find { .val = 't', .name = "type", .has_arg = required_argument }*/
+/* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
+/* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
+/* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
+ { .val = 'v', .name = "verbose", .has_arg = no_argument },
+ { .val = 'y', .name = "yaml", .has_arg = no_argument },
+ { .name = NULL } };
+ int c, rc;
+ int neg_opt = 0;
+ int pathstart = -1, pathend = -1;
+ int isoption;
+ char *end, *tmp;
+
+ while ((c = getopt_long(argc, argv,
+ "-cdDE::FghiI::LmMNoO:pqrRsSvy",
+ long_opts, NULL)) != -1) {
+ if (neg_opt)
+ --neg_opt;
+
+ /* '!' is part of option */
+ isoption = (c != 1) || (strcmp(optarg, "!") == 0);
+ if (!isoption && pathend != -1) {
+ fprintf(stderr,
+ "error: %s: filename|dirname must either precede options or follow options\n",
+ argv[0]);
+ return CMD_HELP;
+ }
+ if (!isoption && pathstart == -1)
+ pathstart = optind - 1;
+ if (isoption && pathstart != -1 && pathend == -1)
+ pathend = optind - 2;
+
+ switch (c) {
+ case 1:
+ /* unknown: opt is "!" */
+ if (strcmp(optarg, "!") == 0)
+ neg_opt = 2;
+ break;
+ case 'c':
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_COUNT;
+ param->fp_max_depth = 0;
+ }
+ break;
+ case LFS_COMP_COUNT_OPT:
+ param->fp_verbose |= VERBOSE_COMP_COUNT;
+ param->fp_max_depth = 0;
+ break;
+ case LFS_COMP_FLAGS_OPT:
+ if (optarg != NULL) {
+ rc = comp_str2flags(optarg,
+ ¶m->fp_comp_flags,
+ ¶m->fp_comp_neg_flags);
+ if (rc != 0) {
+ fprintf(stderr, "error: %s bad "
+ "component flags '%s'.\n",
+ argv[0], optarg);
+ return CMD_HELP;
+ }
+ param->fp_check_comp_flags = 1;
+ } else {
+ param->fp_verbose |= VERBOSE_COMP_FLAGS;
+ param->fp_max_depth = 0;
+ }
+ break;
+ case LFS_COMP_START_OPT:
+ if (optarg != NULL) {
+ tmp = optarg;
+ if (tmp[0] == '+') {
+ param->fp_comp_start_sign = -1;
+ tmp++;
+ } else if (tmp[0] == '-') {
+ param->fp_comp_start_sign = 1;
+ tmp++;
+ }
+ rc = llapi_parse_size(tmp,
+ ¶m->fp_comp_start,
+ ¶m->fp_comp_start_units, 0);
+ if (rc != 0) {
+ fprintf(stderr, "error: %s bad "
+ "component start '%s'.\n",
+ argv[0], tmp);
+ return CMD_HELP;
+ } else {
+ param->fp_check_comp_start = 1;
+ }
+ } else {
+ param->fp_verbose |= VERBOSE_COMP_START;
+ param->fp_max_depth = 0;
+ }
+ break;
+ case LFS_MIRROR_INDEX_OPT:
+ if (optarg[0] == '+') {
+ param->fp_mirror_index_sign = -1;
+ optarg++;
+ } else if (optarg[0] == '-') {
+ param->fp_mirror_index_sign = 1;
+ optarg++;
+ }
+
+ param->fp_mirror_index = strtoul(optarg, &end, 0);
+ if (*end != '\0' || (param->fp_mirror_index == 0 &&
+ param->fp_mirror_index_sign == 0 && neg_opt == 0)) {
+ fprintf(stderr,
+ "%s %s: invalid mirror index '%s'\n",
+ progname, argv[0], optarg);
+ return CMD_HELP;
+ }
+ if (param->fp_mirror_id != 0) {
+ fprintf(stderr,
+ "%s %s: can't specify both mirror index and mirror ID\n",
+ progname, argv[0]);
+ return CMD_HELP;
+ }
+ param->fp_check_mirror_index = 1;
+ param->fp_exclude_mirror_index = !!neg_opt;
+ break;
+ case LFS_MIRROR_ID_OPT:
+ if (optarg[0] == '+') {
+ param->fp_mirror_id_sign = -1;
+ optarg++;
+ } else if (optarg[0] == '-') {
+ param->fp_mirror_id_sign = 1;
+ optarg++;
+ }
+
+ param->fp_mirror_id = strtoul(optarg, &end, 0);
+ if (*end != '\0' || (param->fp_mirror_id == 0 &&
+ param->fp_mirror_id_sign == 0 && neg_opt == 0)) {
+ fprintf(stderr,
+ "%s %s: invalid mirror ID '%s'\n",
+ progname, argv[0], optarg);
+ return CMD_HELP;
+ }
+ if (param->fp_mirror_index != 0) {
+ fprintf(stderr,
+ "%s %s: can't specify both mirror index and mirror ID\n",
+ progname, argv[0]);
+ return CMD_HELP;
+ }
+ param->fp_check_mirror_id = 1;
+ param->fp_exclude_mirror_id = !!neg_opt;
+ break;
+ case 'd':
+ param->fp_max_depth = 0;
+ break;
+ case 'D':
+ param->fp_get_default_lmv = 1;
+ break;
+ case 'E':
+ if (optarg != NULL) {
+ tmp = optarg;
+ if (tmp[0] == '+') {
+ param->fp_comp_end_sign = -1;
+ tmp++;
+ } else if (tmp[0] == '-') {
+ param->fp_comp_end_sign = 1;
+ tmp++;
+ }
+
+ if (arg_is_eof(tmp)) {
+ param->fp_comp_end = LUSTRE_EOF;
+ param->fp_comp_end_units = 1;
+ rc = 0;
+ } else {
+ rc = llapi_parse_size(tmp,
+ ¶m->fp_comp_end,
+ ¶m->fp_comp_end_units, 0);
+ }
+ if (rc != 0) {
+ fprintf(stderr, "error: %s bad "
+ "component end '%s'.\n",
+ argv[0], tmp);
+ return CMD_HELP;
+ }
+ param->fp_check_comp_end = 1;
+ } else {
+ param->fp_verbose |= VERBOSE_COMP_END;
+ param->fp_max_depth = 0;
+ }
+ break;
+ case 'F':
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_DFID;
+ param->fp_max_depth = 0;
+ }
+ break;
+ case 'g':
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_GENERATION;
+ param->fp_max_depth = 0;
+ }
+ break;
+ case 'i':
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_STRIPE_OFFSET;
+ param->fp_max_depth = 0;
+ }
+ break;
+ case 'I':
+ if (optarg != NULL) {
+ param->fp_comp_id = strtoul(optarg, &end, 0);
+ if (*end != '\0' || param->fp_comp_id == 0 ||
+ param->fp_comp_id > LCME_ID_MAX) {
+ fprintf(stderr, "error: %s bad "
+ "component id '%s'\n",
+ argv[0], optarg);
+ return CMD_HELP;
+ } else {
+ param->fp_check_comp_id = 1;
+ }
+ } else {
+ param->fp_max_depth = 0;
+ param->fp_verbose |= VERBOSE_COMP_ID;
+ }
+ break;
+ case 'L':
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_PATTERN;
+ param->fp_max_depth = 0;
+ }
+ break;
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
+ case 'M':
+ fprintf(stderr, "warning: '-M' deprecated"
+ ", use '--mdt-index' or '-m' instead\n");
+#endif
+ case 'm':
+ if (!(param->fp_verbose & VERBOSE_DETAIL))
+ param->fp_max_depth = 0;
+ param->fp_verbose |= VERBOSE_MDTINDEX;
+ break;
+ case 'N':
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_MIRROR_COUNT;
+ param->fp_max_depth = 0;
+ }
+ break;
+ case 'O':
+ if (param->fp_obd_uuid) {
+ fprintf(stderr,
+ "error: %s: only one obduuid allowed",
+ argv[0]);
+ return CMD_HELP;
+ }
+ param->fp_obd_uuid = (struct obd_uuid *)optarg;
+ break;
+ case 'p':
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_POOL;
+ param->fp_max_depth = 0;
+ }
+ break;
+ case 'q':
+ param->fp_quiet++;
+ break;
+ case 'r':
+ param->fp_recursive = 1;
+ break;
+ case 'R':
+ param->fp_raw = 1;
+ break;
+ case 'S':
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_STRIPE_SIZE;
+ param->fp_max_depth = 0;
+ }
+ break;
+ case 'v':
+ param->fp_verbose = VERBOSE_DEFAULT | VERBOSE_DETAIL;
+ break;
+ case 'y':
+ param->fp_yaml = 1;
+ break;
+ default:
+ return CMD_HELP;
+ }
+ }
+
+ if (pathstart == -1) {
+ fprintf(stderr, "error: %s: no filename|pathname\n",
+ argv[0]);
+ return CMD_HELP;
+ } else if (pathend == -1) {
+ /* no options */
+ pathend = argc;
+ }
+
+ if (pathend > argc)
+ return CMD_HELP;
+
+ if (param->fp_recursive)
+ param->fp_max_depth = -1;
+ else if (param->fp_verbose & VERBOSE_DETAIL)
+ param->fp_max_depth = 1;
+
+ if (!param->fp_verbose)
+ param->fp_verbose = VERBOSE_DEFAULT;
+ if (param->fp_quiet)
+ param->fp_verbose = VERBOSE_OBJID;
+
+ do {
+ rc = llapi_getstripe(argv[pathstart], param);
+ } while (++pathstart < pathend && !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.fp_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 };
+
+ param.fp_max_depth = 1;
+ return lfs_getstripe_internal(argc, argv, ¶m);
+}
+
+/* functions */
+static int lfs_getdirstripe(int argc, char **argv)
+{
+ struct find_param param = { 0 };
+ struct option long_opts[] = {
+ { .val = 'c', .name = "mdt-count", .has_arg = no_argument },
+ { .val = 'D', .name = "default", .has_arg = no_argument },
+ { .val = 'H', .name = "mdt-hash", .has_arg = no_argument },
+ { .val = 'i', .name = "mdt-index", .has_arg = no_argument },
+ { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
+ { .val = 'O', .name = "obd", .has_arg = required_argument },
+ { .val = 'r', .name = "recursive", .has_arg = no_argument },
+ { .val = 'T', .name = "mdt-count", .has_arg = no_argument },
+ { .val = 'y', .name = "yaml", .has_arg = no_argument },
+ { .name = NULL } };
+ int c, rc;
+
+ param.fp_get_lmv = 1;
+
+ while ((c = getopt_long(argc, argv,
+ "cDHimO:rtTy", long_opts, NULL)) != -1)
+ {
+ switch (c) {
+ case 'c':
+ case 'T':
+ param.fp_verbose |= VERBOSE_COUNT;
+ break;
+ case 'D':
+ param.fp_get_default_lmv = 1;
+ break;
+ case 'i':
+ case 'm':
+ param.fp_verbose |= VERBOSE_STRIPE_OFFSET;
+ break;
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
+ case 't':
+ fprintf(stderr, "warning: '-t' deprecated, "
+ "use '--mdt-hash' or '-H' instead\n");
+#endif
+ case 'H':
+ param.fp_verbose |= VERBOSE_HASH_TYPE;
+ break;
+ case 'O':
+ if (param.fp_obd_uuid) {
+ fprintf(stderr,
+ "error: %s: only one obduuid allowed",
+ argv[0]);
+ return CMD_HELP;
+ }
+ param.fp_obd_uuid = (struct obd_uuid *)optarg;
+ break;
+ case 'r':
+ param.fp_recursive = 1;
+ break;
+ case 'y':
+ param.fp_yaml = 1;
+ break;
+ default:
+ return CMD_HELP;
+ }
+ }
+
+ if (optind >= argc)
+ return CMD_HELP;
+
+ if (param.fp_recursive)
+ param.fp_max_depth = -1;
+
+ if (!param.fp_verbose)
+ param.fp_verbose = VERBOSE_DEFAULT;
+
+ do {
+ rc = llapi_getstripe(argv[optind], ¶m);
+ } while (++optind < argc && !rc);
+
+ if (rc)
+ fprintf(stderr, "error: %s failed for %s.\n",
+ argv[0], argv[optind - 1]);
+ return rc;
+}
+
+enum mntdf_flags {
+ MNTDF_INODES = 0x0001,
+ MNTDF_COOKED = 0x0002,
+ MNTDF_LAZY = 0x0004,
+ MNTDF_VERBOSE = 0x0008,
+ MNTDF_SHOW = 0x0010,
+};
+
+#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 inline int obd_statfs_ratio(const struct obd_statfs *st, bool inodes)
+{
+ double avail, used, ratio = 0;
+
+ if (inodes) {
+ avail = st->os_ffree;
+ used = st->os_files - st->os_ffree;
+ } else {
+ avail = st->os_bavail;
+ used = st->os_blocks - st->os_bfree;
+ }
+ if (avail + used > 0)
+ ratio = used / (used + avail) * 100;
+
+ /* Round up to match df(1) usage percentage */
+ return (ratio - (int)ratio) > 0 ? (int)(ratio + 1) : (int)ratio;
+}
+
+static int showdf(char *mntdir, struct obd_statfs *stat,
+ char *uuid, enum mntdf_flags flags,
+ char *type, int index, int rc)
+{
+ long long avail, used, total;
+ int ratio = 0;
+ char *suffix = "KMGTPEZY";
+ /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
+ char tbuf[3 * sizeof(__u64)];
+ char ubuf[3 * sizeof(__u64)];
+ char abuf[3 * sizeof(__u64)];
+ char rbuf[3 * sizeof(__u64)];
+
+ if (!uuid || !stat)
+ return -EINVAL;
+
+ switch (rc) {
+ case 0:
+ if (flags & MNTDF_INODES) {
+ avail = stat->os_ffree;
+ used = stat->os_files - stat->os_ffree;
+ total = stat->os_files;
+ } else {
+ int shift = flags & MNTDF_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;
+ }
+
+ ratio = obd_statfs_ratio(stat, flags & MNTDF_INODES);
+
+ if (flags & MNTDF_COOKED) {
+ int i;
+ double cook_val;
+
+ cook_val = (double)total;
+ i = COOK(cook_val);
+ if (i > 0)
+ snprintf(tbuf, sizeof(tbuf), HDF, cook_val,
+ suffix[i - 1]);
+ else
+ snprintf(tbuf, sizeof(tbuf), CDF, total);
+
+ cook_val = (double)used;
+ i = COOK(cook_val);
+ if (i > 0)
+ snprintf(ubuf, sizeof(ubuf), HDF, cook_val,
+ suffix[i - 1]);
+ else
+ snprintf(ubuf, sizeof(ubuf), CDF, used);
+
+ cook_val = (double)avail;
+ i = COOK(cook_val);
+ if (i > 0)
+ snprintf(abuf, sizeof(abuf), HDF, cook_val,
+ suffix[i - 1]);
+ else
+ snprintf(abuf, sizeof(abuf), CDF, avail);
+ } else {
+ snprintf(tbuf, sizeof(tbuf), CDF, total);
+ snprintf(ubuf, sizeof(tbuf), CDF, used);
+ snprintf(abuf, sizeof(tbuf), CDF, avail);
+ }
+
+ sprintf(rbuf, RDF, ratio);
+ printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
+ uuid, tbuf, ubuf, abuf, rbuf, mntdir);
+ if (type)
+ printf("[%s:%d]", type, index);
+
+ if (stat->os_state) {
+ /*
+ * Each character represents the matching
+ * OS_STATE_* bit.
+ */
+ const char state_names[] = "DRSI";
+ __u32 state;
+ __u32 i;
+
+ printf(" ");
+ for (i = 0, state = stat->os_state;
+ state && i < sizeof(state_names); i++) {
+ if (!(state & (1 << i)))
+ continue;
+ printf("%c", state_names[i]);
+ state ^= 1 << i;
+ }
+ }
+
+ 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;
+};
+
+#define LL_STATFS_MAX LOV_MAX_STRIPE_COUNT
+
+struct ll_statfs_data {
+ int sd_index;
+ struct obd_statfs sd_st;
+};
+
+struct ll_statfs_buf {
+ int sb_count;
+ struct ll_statfs_data sb_buf[LL_STATFS_MAX];
+};
+
+static int mntdf(char *mntdir, char *fsname, char *pool, enum mntdf_flags flags,
+ int ops, struct ll_statfs_buf *lsb)
+{
+ struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
+ struct obd_uuid uuid_buf;
+ char *poolname = NULL;
+ struct ll_stat_type types[] = {
+ { .st_op = LL_STATFS_LMV, .st_name = "MDT" },
+ { .st_op = LL_STATFS_LOV, .st_name = "OST" },
+ { .st_name = NULL } };
+ struct ll_stat_type *tp;
+ __u64 ost_ffree = 0;
+ __u32 index;
+ __u32 type;
+ int fd;
+ int rc = 0;
+ int rc2;
+
+ 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;
+ }
+
+ fd = open(mntdir, O_RDONLY);
+ if (fd < 0) {
+ rc = -errno;
+ fprintf(stderr, "%s: cannot open '%s': %s\n", progname, mntdir,
+ strerror(errno));
+ return rc;
+ }
+
+ if (flags & MNTDF_SHOW) {
+ if (flags & MNTDF_INODES)
+ 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",
+ flags & MNTDF_COOKED ? "bytes" : "1K-blocks",
+ "Used", "Available", "Use%", "Mounted on");
+ }
+
+ for (tp = types; tp->st_name != NULL; tp++) {
+ bool have_ost = false;
+
+ if (!(tp->st_op & ops))
+ continue;
+
+ for (index = 0; ; index++) {
+ memset(&stat_buf, 0, sizeof(struct obd_statfs));
+ memset(&uuid_buf, 0, sizeof(struct obd_uuid));
+ type = flags & MNTDF_LAZY ?
+ tp->st_op | LL_STATFS_NODELAY : tp->st_op;
+ rc2 = llapi_obd_fstatfs(fd, type, index,
+ &stat_buf, &uuid_buf);
+ if (rc2 == -ENODEV)
+ break;
+ if (rc2 == -EAGAIN)
+ continue;
+ if (rc2 == -ENODATA) { /* Inactive device, OK. */
+ if (!(flags & MNTDF_VERBOSE))
+ continue;
+ } else if (rc2 < 0 && rc == 0) {
+ rc = rc2;
+ }
+
+ /* If we have OSTs then don't report MDT block counts.
+ * For MDT-only filesystems the expectation is that all
+ * layouts have a DoM component. For filesystems with
+ * OSTs, files are not necessarily going to store data
+ * on MDTs, and MDT space is limited to a fraction of
+ * OST space, so don't include it in the summary.
+ */
+ if (tp->st_op == LL_STATFS_LOV && !have_ost) {
+ have_ost = true;
+ sum.os_blocks = 0;
+ sum.os_bfree = 0;
+ sum.os_bavail = 0;
+ }
+
+ 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')
+ snprintf(uuid_buf.uuid, sizeof(uuid_buf.uuid),
+ "%s%04x", tp->st_name, index);
+ if (!rc && lsb) {
+ lsb->sb_buf[lsb->sb_count].sd_index = index;
+ lsb->sb_buf[lsb->sb_count].sd_st = stat_buf;
+ lsb->sb_count++;
+ }
+ if (flags & MNTDF_SHOW)
+ showdf(mntdir, &stat_buf,
+ obd_uuid2str(&uuid_buf), flags,
+ tp->st_name, index, rc2);
+
+ if (rc2)
+ continue;
+
+ 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) */ {
+ ost_ffree += stat_buf.os_ffree;
+ }
+ 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;
+ }
+ }
+
+ close(fd);
+
+ /* If we don't have as many objects free on the OST as inodes
+ * on the MDS, we reduce the total number of inodes to
+ * compensate, so that the "inodes in use" number is correct.
+ * Matches ll_statfs_internal() so the results are consistent. */
+ if (ost_ffree < sum.os_ffree) {
+ sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
+ sum.os_ffree = ost_ffree;
+ }
+ if (flags & MNTDF_SHOW) {
+ printf("\n");
+ showdf(mntdir, &sum, "filesystem_summary:", flags, NULL, 0, 0);
+ printf("\n");
+ }
+
+ return rc;
+}
+
+static int ll_statfs_data_comp(const void *sd1, const void *sd2)
+{
+ const struct obd_statfs *st1 = &((const struct ll_statfs_data *)sd1)->
+ sd_st;
+ const struct obd_statfs *st2 = &((const struct ll_statfs_data *)sd2)->
+ sd_st;
+ int r1 = obd_statfs_ratio(st1, false);
+ int r2 = obd_statfs_ratio(st2, false);
+ int64_t result = r1 - r2;
+
+ /* if both space usage are above 90, compare free inodes */
+ if (r1 > 90 && r2 > 90)
+ result = st2->os_ffree - st1->os_ffree;
+
+ if (result < 0)
+ return -1;
+ else if (result == 0)
+ return 0;
+ else
+ return 1;
+}
+
+/* functions */
+static int lfs_setdirstripe(int argc, char **argv)
+{
+ char *dname;
+ int result;
+ struct lfs_setstripe_args lsa = { 0 };
+ struct llapi_stripe_param *param = NULL;
+ __u32 mdts[LMV_MAX_STRIPE_COUNT] = { 0 };
+ char *end;
+ int c;
+ char *mode_opt = NULL;
+ bool default_stripe = false;
+ mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
+ mode_t previous_mode = 0;
+ bool delete = false;
+ struct ll_statfs_buf *lsb = NULL;
+ char mntdir[PATH_MAX] = "";
+ bool auto_distributed = false;
+
+ struct option long_opts[] = {
+ { .val = 'c', .name = "count", .has_arg = required_argument },
+ { .val = 'c', .name = "mdt-count", .has_arg = required_argument },
+ { .val = 'd', .name = "delete", .has_arg = no_argument },
+ { .val = 'D', .name = "default", .has_arg = no_argument },
+ { .val = 'D', .name = "default_stripe", .has_arg = no_argument },
+ { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
+ { .val = 'i', .name = "mdt-index", .has_arg = required_argument },
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
+ { .val = 'i', .name = "index", .has_arg = required_argument },
+#endif
+ { .val = 'o', .name = "mode", .has_arg = required_argument },
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
+ { .val = 't', .name = "hash-type", .has_arg = required_argument },
+#endif
+ { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
+/* setstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
+ { .name = NULL } };
+
+ setstripe_args_init(&lsa);
+
+ while ((c = getopt_long(argc, argv, "c:dDi:H:m:o:t:T:", long_opts,
+ NULL)) >= 0) {
+ switch (c) {
+ case 0:
+ /* Long options. */
+ break;
+ case 'c':
+ case 'T':
+ lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
+ if (*end != '\0') {
+ fprintf(stderr,
+ "%s %s: invalid stripe count '%s'\n",
+ progname, argv[0], optarg);
+ return CMD_HELP;
+ }
+ break;
+ case 'd':
+ delete = true;
+ default_stripe = true;
+ break;
+ case 'D':
+ default_stripe = true;
+ break;
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
+ case 't':
+ fprintf(stderr, "warning: '--hash-type' and '-t' "
+ "deprecated, use '--mdt-hash' or '-H' instead\n");
+#endif
+ case 'H':
+ lsa.lsa_pattern = check_hashtype(optarg);
+ if (lsa.lsa_pattern == 0) {
+ fprintf(stderr,
+ "%s %s: bad stripe hash type '%s'\n",
+ progname, argv[0], optarg);
+ return CMD_HELP;
+ }
+ break;
+ case 'i':
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
+ if (strcmp(argv[optind - 1], "--index") == 0)
+ fprintf(stderr,
+ "%s %s: warning: '--index' deprecated, use '--mdt-index' instead\n",
+ progname, argv[0]);
+#endif
+ lsa.lsa_nr_tgts = parse_targets(mdts,
+ sizeof(mdts) / sizeof(__u32),
+ lsa.lsa_nr_tgts, optarg);
+ if (lsa.lsa_nr_tgts < 0) {
+ fprintf(stderr,
+ "%s %s: invalid MDT target(s) '%s'\n",
+ progname, argv[0], optarg);
+ return CMD_HELP;
+ }
+
+ lsa.lsa_tgts = mdts;
+ if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
+ lsa.lsa_stripe_off = mdts[0];
+ break;
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 16, 53, 0)
+ case 'm':
+ fprintf(stderr, "warning: '-m' is deprecated, "
+ "use '--mode' or '-o' instead\n");
+#endif
+ case 'o':
+ mode_opt = optarg;
+ break;
+ default:
+ fprintf(stderr, "%s %s: unrecognized option '%s'\n",
+ progname, argv[0], argv[optind - 1]);
+ return CMD_HELP;
+ }
+ }
+
+ if (optind == argc) {
+ fprintf(stderr, "%s %s: DIR must be specified\n",
+ progname, argv[0]);
+ return CMD_HELP;
+ }
+
+ if (!delete && lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT &&
+ lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT) {
+ fprintf(stderr,
+ "%s %s: stripe offset and count must be specified\n",
+ progname, argv[0]);
+ return CMD_HELP;
+ }
+
+ if (delete &&
+ (lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
+ lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)) {
+ fprintf(stderr,
+ "%s %s: cannot specify -d with -c or -i options\n",
+ progname, argv[0]);
+ return CMD_HELP;
+ }
+
+ if (mode_opt != NULL) {
+ mode = strtoul(mode_opt, &end, 8);
+ if (*end != '\0') {
+ fprintf(stderr,
+ "%s %s: bad MODE '%s'\n",
+ progname, argv[0], mode_opt);
+ return CMD_HELP;
+ }
+ previous_mode = umask(0);
+ }
+
+ /*
+ * initialize stripe parameters, in case param is converted to specific,
+ * i.e, 'lfs mkdir -i -1 -c N', always allocate space for lsp_tgts.
+ */
+ param = calloc(1, offsetof(typeof(*param),
+ lsp_tgts[lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ?
+ lsa.lsa_stripe_count : lsa.lsa_nr_tgts]));
+ if (param == NULL) {
+ fprintf(stderr,
+ "%s %s: cannot allocate memory for parameters: %s\n",
+ progname, argv[0], strerror(ENOMEM));
+ return CMD_HELP;
+ }
+
+ if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
+ param->lsp_stripe_count = lsa.lsa_stripe_count;
+ if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
+ param->lsp_stripe_offset = -1;
+ else
+ param->lsp_stripe_offset = lsa.lsa_stripe_off;
+ if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
+ param->lsp_stripe_pattern = lsa.lsa_pattern;
+ else
+ param->lsp_stripe_pattern = LMV_HASH_TYPE_FNV_1A_64;
+ param->lsp_pool = lsa.lsa_pool_name;
+ param->lsp_is_specific = false;
+ if (lsa.lsa_nr_tgts > 1) {
+ if (lsa.lsa_stripe_count > 0 &&
+ lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
+ lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
+ fprintf(stderr, "error: %s: stripe count %lld doesn't "
+ "match the number of MDTs: %d\n",
+ argv[0], lsa.lsa_stripe_count, lsa.lsa_nr_tgts);
+ free(param);
+ return CMD_HELP;
+ }
+
+ param->lsp_is_specific = true;
+ param->lsp_stripe_count = lsa.lsa_nr_tgts;
+ memcpy(param->lsp_tgts, mdts, sizeof(*mdts) * lsa.lsa_nr_tgts);
+ }
+
+ dname = argv[optind];
+ do {
+ if (default_stripe) {
+ result = llapi_dir_set_default_lmv(dname, param);
+ } else {
+ /* if current \a dname isn't under the same \a mntdir
+ * as the last one, and the last one was
+ * auto-distributed, restore \a param.
+ */
+ if (mntdir[0] != '\0' &&
+ strncmp(dname, mntdir, strlen(mntdir)) &&
+ auto_distributed) {
+ param->lsp_is_specific = false;
+ param->lsp_stripe_offset = -1;
+ auto_distributed = false;
+ }
+
+ if (!param->lsp_is_specific &&
+ param->lsp_stripe_offset == -1) {
+ char path[PATH_MAX] = "";
+
+ if (!lsb) {
+ lsb = malloc(sizeof(*lsb));
+ if (!lsb) {
+ result = -ENOMEM;
+ break;
+ }
+ }
+ lsb->sb_count = 0;
+
+ /* use mntdir for dirname() temporarily */
+ strncpy(mntdir, dname, sizeof(mntdir));
+ if (!realpath(dirname(mntdir), path)) {
+ result = -errno;
+ fprintf(stderr,
+ "error: invalid path '%s': %s\n",
+ argv[optind], strerror(errno));
+ break;
+ }
+ mntdir[0] = '\0';
+
+ result = llapi_search_mounts(path, 0, mntdir,
+ NULL);
+ if (result < 0 || mntdir[0] == '\0') {
+ fprintf(stderr,
+ "No suitable Lustre mount found\n");
+ break;
+ }
+
+ result = mntdf(mntdir, NULL, NULL, 0,
+ LL_STATFS_LMV, lsb);
+ if (result < 0)
+ break;
+
+ if (param->lsp_stripe_count > lsb->sb_count) {
+ fprintf(stderr,
+ "error: stripe count %d is too big\n",
+ param->lsp_stripe_count);
+ result = -ERANGE;
+ break;
+ }
+
+ qsort(lsb->sb_buf, lsb->sb_count,
+ sizeof(struct ll_statfs_data),
+ ll_statfs_data_comp);
+
+ auto_distributed = true;
+ }
+
+ if (auto_distributed) {
+ int r;
+ int nr = MAX(param->lsp_stripe_count,
+ lsb->sb_count / 2);
+
+ /* don't use server whose usage is above 90% */
+ while (nr != param->lsp_stripe_count &&
+ obd_statfs_ratio(&lsb->sb_buf[nr].sd_st,
+ false) > 90)
+ nr = MAX(param->lsp_stripe_count,
+ nr / 2);
+
+ /* get \a r between [0, nr) */
+ r = rand() % nr;
+
+ param->lsp_stripe_offset =
+ lsb->sb_buf[r].sd_index;
+ if (param->lsp_stripe_count > 1) {
+ int i = 0;
+
+ param->lsp_is_specific = true;
+ for (; i < param->lsp_stripe_count; i++)
+ param->lsp_tgts[(i + r) % nr] =
+ lsb->sb_buf[i].sd_index;
+ }
+ }
+
+ result = llapi_dir_create(dname, mode, param);
+ }
+
+ if (result) {
+ fprintf(stderr,
+ "%s setdirstripe: cannot create stripe dir '%s': %s\n",
+ progname, dname, strerror(-result));
+ break;
+ }
+ dname = argv[++optind];
+ } while (dname != NULL);
+
+ if (mode_opt != NULL)
+ umask(previous_mode);
+
+ free(lsb);
+ free(param);
+ 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_mv(int argc, char **argv)
+{
+ struct lmv_user_md lmu = { LMV_USER_MAGIC };
+ struct find_param param = {
+ .fp_max_depth = -1,
+ .fp_mdt_index = -1,
+ };
+ char *end;
+ int c;
+ int rc = 0;
+ struct option long_opts[] = {
+ { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
+ { .val = 'v', .name = "verbose", .has_arg = no_argument },
+ { .name = NULL } };
+
+ while ((c = getopt_long(argc, argv, "m:M:v", long_opts, NULL)) != -1) {
+ switch (c) {
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
+ case 'M':
+ fprintf(stderr, "warning: '-M' deprecated"
+ ", use '--mdt-index' or '-m' instead\n");
+#endif
+ case 'm':
+ lmu.lum_stripe_offset = strtoul(optarg, &end, 0);
+ if (*end != '\0') {
+ fprintf(stderr, "%s mv: bad MDT index '%s'\n",
+ progname, optarg);
+ return CMD_HELP;
+ }
+ break;
+ case 'v':
+ param.fp_verbose = VERBOSE_DETAIL;
+ break;
+ default:
+ fprintf(stderr, "%s mv: unrecognized option '%s'\n",
+ progname, argv[optind - 1]);
+ return CMD_HELP;
+ }
+ }
+
+ if (lmu.lum_stripe_offset == -1) {
+ fprintf(stderr, "%s mv: MDT index must be specified\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ if (optind >= argc) {
+ fprintf(stderr, "%s mv: DIR must be specified\n", progname);
+ return CMD_HELP;
+ }
+
+
+ /* initialize migrate mdt parameters */
+ param.fp_lmv_md = &lmu;
+ param.fp_migrate = 1;
+ rc = llapi_migrate_mdt(argv[optind], ¶m);
+ if (rc != 0)
+ fprintf(stderr, "%s mv: cannot migrate '%s' to MDT%04x: %s\n",
+ progname, argv[optind], param.fp_mdt_index,
+ strerror(-rc));
+ return rc;
+}
+
+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);
+}
+
+static int lfs_df(int argc, char **argv)
+{
+ char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
+ enum mntdf_flags flags = MNTDF_SHOW;
+ int ops = LL_STATFS_LMV | LL_STATFS_LOV;
+ int c, rc = 0, index = 0;
+ char fsname[PATH_MAX] = "", *pool_name = NULL;
+ struct option long_opts[] = {
+ { .val = 'h', .name = "human-readable",
+ .has_arg = no_argument },
+ { .val = 'i', .name = "inodes", .has_arg = no_argument },
+ { .val = 'l', .name = "lazy", .has_arg = no_argument },
+ { .val = 'p', .name = "pool", .has_arg = required_argument },
+ { .val = 'v', .name = "verbose", .has_arg = no_argument },
+ { .name = NULL} };
+
+ while ((c = getopt_long(argc, argv, "hilp:v", long_opts, NULL)) != -1) {
+ switch (c) {
+ case 'h':
+ flags |= MNTDF_COOKED;
+ break;
+ case 'i':
+ flags |= MNTDF_INODES;
+ break;
+ case 'l':
+ flags |= MNTDF_LAZY;
+ break;
+ case 'p':
+ pool_name = optarg;
+ break;
+ case 'v':
+ flags |= MNTDF_VERBOSE;
+ 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, flags, ops, NULL);
+ 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)];
+
+ 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;
}
- param.fp_exclude_uid = !!neg_opt;
- param.fp_check_uid = 1;
- break;
- case LFS_POOL_OPT:
- if (strlen(optarg) > LOV_MAXPOOLNAME) {
+
+ 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,
- "Pool name %s is too long"
- " (max is %d)\n", optarg,
- LOV_MAXPOOLNAME);
- ret = -1;
- goto err;
+ "cannot get name for `%s': %s\n",
+ argv[optind], strerror(-rc));
+ break;
}
- /* we do check for empty pool because empty pool
- * is used to find V1 lov attributes */
- strncpy(param.fp_poolname, optarg, LOV_MAXPOOLNAME);
- param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
- param.fp_exclude_pool = !!neg_opt;
- param.fp_check_pool = 1;
- break;
- case 'n':
- param.fp_pattern = (char *)optarg;
- param.fp_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;
- }
+ printf("%s %s\n", buf, argv[optind]);
+ }
+ }
+ return rc;
+}
+
+static int lfs_check(int argc, char **argv)
+{
+ char mntdir[PATH_MAX] = {'\0'};
+ int num_types = 1;
+ char *obd_types[3];
+ char obd_type1[4];
+ char obd_type2[4];
+ char obd_type3[4];
+ int rc;
+
+ if (argc != 2) {
+ fprintf(stderr, "%s check: server type must be specified\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ obd_types[0] = obd_type1;
+ obd_types[1] = obd_type2;
+ obd_types[2] = obd_type3;
+
+ if (strcmp(argv[1], "osts") == 0) {
+ strcpy(obd_types[0], "osc");
+ } else if (strcmp(argv[1], "mdts") == 0 ||
+ strcmp(argv[1], "mds") == 0) {
+ strcpy(obd_types[0], "mdc");
+ } else if (strcmp(argv[1], "mgts") == 0) {
+ strcpy(obd_types[0], "mgc");
+ } else if (strcmp(argv[1], "all") == 0 ||
+ strcmp(argv[1], "servers") == 0) {
+ num_types = 3;
+ strcpy(obd_types[0], "osc");
+ strcpy(obd_types[1], "mdc");
+ strcpy(obd_types[2], "mgc");
+ } else {
+ fprintf(stderr, "%s check: unrecognized option '%s'\n",
+ progname, argv[1]);
+ return CMD_HELP;
+ }
+
+ rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
+ if (rc < 0 || mntdir[0] == '\0') {
+ fprintf(stderr,
+ "%s check: cannot find mounted Lustre filesystem: %s\n",
+ progname, (rc < 0) ? strerror(-rc) : strerror(ENODEV));
+ return rc;
+ }
+
+ rc = llapi_target_check(num_types, obd_types, mntdir);
+ if (rc)
+ fprintf(stderr, "%s check: cannot check target '%s': %s\n",
+ progname, argv[1], strerror(-rc));
+
+ return rc;
+
+}
+
+#ifdef HAVE_SYS_QUOTA_H
+#define ARG2INT(nr, str, msg) \
+do { \
+ char *endp; \
+ nr = strtol(str, &endp, 0); \
+ if (*endp != '\0') { \
+ fprintf(stderr, "%s: bad %s '%s'\n", \
+ progname, 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;
- param.fp_exclude_obd = !!neg_opt;
+ timestr = tail + 1;
+ }
- token = buf;
- while (token && *token) {
- token = strchr(token, ',');
- if (token) {
- len++;
- token++;
- }
- }
- if (c == 'm') {
- param.fp_exclude_mdt = !!neg_opt;
- param.fp_num_alloc_mdts += len;
- tmp = realloc(param.fp_mdt_uuid,
- param.fp_num_alloc_mdts *
- sizeof(*param.fp_mdt_uuid));
- if (tmp == NULL) {
- ret = -ENOMEM;
- goto err_free;
- }
+ return val;
- param.fp_mdt_uuid = tmp;
- } else {
- param.fp_exclude_obd = !!neg_opt;
- param.fp_num_alloc_obds += len;
- tmp = realloc(param.fp_obd_uuid,
- param.fp_num_alloc_obds *
- sizeof(*param.fp_obd_uuid));
- if (tmp == NULL) {
- ret = -ENOMEM;
- goto err_free;
- }
+error:
+ return ULONG_MAX;
+}
- param.fp_obd_uuid = tmp;
- }
- for (token = buf; token && *token; token = next) {
- struct obd_uuid *puuid;
- if (c == 'm') {
- puuid =
- ¶m.fp_mdt_uuid[param.fp_num_mdts++];
- } else {
- puuid =
- ¶m.fp_obd_uuid[param.fp_num_obds++];
- }
- p = strchr(token, ',');
- next = 0;
- if (p) {
- *p = 0;
- next = p+1;
- }
+#define ARG2ULL(nr, str, def_units) \
+do { \
+ unsigned long long limit, units = def_units; \
+ int rc; \
+ \
+ rc = llapi_parse_size(str, &limit, &units, 1); \
+ if (rc < 0) { \
+ fprintf(stderr, "%s: invalid limit '%s'\n", \
+ progname, str); \
+ return CMD_HELP; \
+ } \
+ nr = limit; \
+} while (0)
- if (strlen(token) > sizeof(puuid->uuid) - 1) {
- ret = -E2BIG;
- goto err_free;
- }
+static inline int has_times_option(int argc, char **argv)
+{
+ int i;
- strncpy(puuid->uuid, token,
- sizeof(puuid->uuid));
- }
-err_free:
- if (buf)
- free(buf);
- break;
- }
- case 'p':
- param.fp_zero_end = 1;
- break;
- case 'P':
- break;
- case LFS_PROJID_OPT:
- rc = name2projid(¶m.fp_projid, optarg);
- if (rc) {
- param.fp_projid = strtoul(optarg, &endptr, 10);
- if (*endptr != '\0') {
- fprintf(stderr,
- "Invalid project ID: %s",
- optarg);
- ret = -1;
- goto err;
- }
- }
- param.fp_exclude_projid = !!neg_opt;
- param.fp_check_projid = 1;
- break;
- case 's':
- if (optarg[0] == '+') {
- param.fp_size_sign = -1;
- optarg++;
- } else if (optarg[0] == '-') {
- param.fp_size_sign = 1;
- optarg++;
- }
+ for (i = 1; i < argc; i++)
+ if (!strcmp(argv[i], "-t"))
+ return 1;
- ret = llapi_parse_size(optarg, ¶m.fp_size,
- ¶m.fp_size_units, 0);
- if (ret) {
- fprintf(stderr, "error: bad file size '%s'\n",
- optarg);
- goto err;
- }
- param.fp_check_size = 1;
- param.fp_exclude_size = !!neg_opt;
- break;
- case 'S':
- if (optarg[0] == '+') {
- param.fp_stripe_size_sign = -1;
- optarg++;
- } else if (optarg[0] == '-') {
- param.fp_stripe_size_sign = 1;
- optarg++;
- }
+ return 0;
+}
- ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
- ¶m.fp_stripe_size_units, 0);
- if (ret) {
- fprintf(stderr, "error: bad stripe_size '%s'\n",
- optarg);
- goto err;
- }
- param.fp_check_stripe_size = 1;
- param.fp_exclude_stripe_size = !!neg_opt;
- break;
- case 't':
- param.fp_exclude_type = !!neg_opt;
- switch (optarg[0]) {
- case 'b':
- param.fp_type = S_IFBLK;
- break;
- case 'c':
- param.fp_type = S_IFCHR;
- break;
- case 'd':
- param.fp_type = S_IFDIR;
- break;
- case 'f':
- param.fp_type = S_IFREG;
- break;
- case 'l':
- param.fp_type = S_IFLNK;
- break;
- case 'p':
- param.fp_type = S_IFIFO;
- break;
- case 's':
- param.fp_type = S_IFSOCK;
- break;
- default:
- fprintf(stderr, "error: %s: bad type '%s'\n",
- argv[0], optarg);
- ret = CMD_HELP;
- goto err;
- };
- break;
- case 'T':
- if (optarg[0] == '+') {
- param.fp_mdt_count_sign = -1;
- optarg++;
- } else if (optarg[0] == '-') {
- param.fp_mdt_count_sign = 1;
- optarg++;
- }
+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[] = {
+ { .val = 'b', .name = "block-grace", .has_arg = required_argument },
+ { .val = 'g', .name = "group", .has_arg = no_argument },
+ { .val = 'i', .name = "inode-grace", .has_arg = required_argument },
+ { .val = 'p', .name = "projid", .has_arg = no_argument },
+ { .val = 't', .name = "times", .has_arg = no_argument },
+ { .val = 'u', .name = "user", .has_arg = no_argument },
+ { .name = NULL } };
+ int qtype;
- param.fp_mdt_count = strtoul(optarg, &endptr, 0);
- if (*endptr != '\0') {
- fprintf(stderr, "error: bad mdt_count '%s'\n",
- optarg);
- ret = -1;
- goto err;
+ memset(&qctl, 0, sizeof(qctl));
+ qctl.qc_cmd = LUSTRE_Q_SETINFO;
+ qctl.qc_type = ALLQUOTA;
+
+ while ((c = getopt_long(argc, argv, "b:gi:ptu",
+ long_opts, NULL)) != -1) {
+ switch (c) {
+ case 'u':
+ qtype = USRQUOTA;
+ goto quota_type;
+ case 'g':
+ qtype = GRPQUOTA;
+ goto quota_type;
+ case 'p':
+ qtype = PRJQUOTA;
+quota_type:
+ if (qctl.qc_type != ALLQUOTA) {
+ fprintf(stderr, "error: -u/g/p can't be used "
+ "more than once\n");
+ return CMD_HELP;
}
- param.fp_check_mdt_count = 1;
- param.fp_exclude_mdt_count = !!neg_opt;
+ qctl.qc_type = qtype;
break;
- default:
- ret = CMD_HELP;
- goto err;
- };
+ 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 (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;
+ if (qctl.qc_type == ALLQUOTA) {
+ fprintf(stderr, "error: neither -u, -g nor -p specified\n");
+ return CMD_HELP;
}
- do {
- rc = llapi_find(argv[pathstart], ¶m);
- if (rc != 0 && ret == 0)
- ret = rc;
- } while (++pathstart < pathend);
+ if (optind != argc - 1) {
+ fprintf(stderr, "error: unexpected parameters encountered\n");
+ return CMD_HELP;
+ }
- if (ret)
- fprintf(stderr, "error: %s failed for %s.\n",
- argv[0], argv[optind - 1]);
-err:
- if (param.fp_obd_uuid && param.fp_num_alloc_obds)
- free(param.fp_obd_uuid);
+ if ((dqb->dqb_valid | QIF_BTIME && dqi->dqi_bgrace >= UINT_MAX) ||
+ (dqb->dqb_valid | QIF_ITIME && dqi->dqi_igrace >= UINT_MAX)) {
+ fprintf(stderr, "error: grace time is too large\n");
+ return CMD_HELP;
+ }
- if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
- free(param.fp_mdt_uuid);
+ 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 ret;
+ return 0;
}
-static int lfs_getstripe_internal(int argc, char **argv,
- struct find_param *param)
+#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 = 0;
+ struct if_quotactl qctl;
+ char *mnt, *obd_type = (char *)qctl.obd_type;
+ struct obd_dqblk *dqb = &qctl.qc_dqblk;
struct option long_opts[] = {
- { .val = LFS_COMP_COUNT_OPT,
- .name = "comp-count", .has_arg = no_argument },
- { .val = LFS_COMP_COUNT_OPT,
- .name = "component-count", .has_arg = no_argument },
- { .val = LFS_COMP_FLAGS_OPT,
- .name = "comp-flags", .has_arg = optional_argument },
- { .val = LFS_COMP_FLAGS_OPT,
- .name = "component-flags", .has_arg = optional_argument },
- { .val = LFS_COMP_START_OPT,
- .name = "comp-start", .has_arg = optional_argument },
- { .val = LFS_COMP_START_OPT,
- .name = "component-start", .has_arg = optional_argument },
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
- /* 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. */
- { .val = 'c', .name = "count", .has_arg = no_argument },
-#endif
- { .val = 'c', .name = "stripe-count", .has_arg = no_argument },
- { .val = 'c', .name = "stripe_count", .has_arg = no_argument },
- { .val = 'd', .name = "directory", .has_arg = no_argument },
- { .val = 'D', .name = "default", .has_arg = no_argument },
- { .val = 'E', .name = "comp-end", .has_arg = optional_argument },
- { .val = 'E', .name = "component-end",
- .has_arg = optional_argument },
- { .val = 'F', .name = "fid", .has_arg = no_argument },
- { .val = 'g', .name = "generation", .has_arg = no_argument },
- /* dirstripe { .val = 'H', .name = "mdt-hash",
- * .has_arg = required_argument }, */
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
- /* 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. */
- { .val = 'i', .name = "index", .has_arg = no_argument },
-#endif
- { .val = 'i', .name = "stripe-index", .has_arg = no_argument },
- { .val = 'i', .name = "stripe_index", .has_arg = no_argument },
- { .val = 'I', .name = "comp-id", .has_arg = optional_argument },
- { .val = 'I', .name = "component-id", .has_arg = optional_argument },
- { .val = 'L', .name = "layout", .has_arg = no_argument },
- { .val = 'm', .name = "mdt", .has_arg = no_argument },
- { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
- { .val = 'm', .name = "mdt_index", .has_arg = no_argument },
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- { .val = 'M', .name = "mdt-index", .has_arg = no_argument },
- { .val = 'M', .name = "mdt_index", .has_arg = no_argument },
-#endif
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
- /* 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. */
- { .val = 'o', .name = "offset", .has_arg = no_argument },
-#endif
- { .val = 'O', .name = "obd", .has_arg = required_argument },
- { .val = 'O', .name = "ost", .has_arg = required_argument },
- { .val = 'p', .name = "pool", .has_arg = no_argument },
- { .val = 'q', .name = "quiet", .has_arg = no_argument },
- { .val = 'r', .name = "recursive", .has_arg = no_argument },
- { .val = 'R', .name = "raw", .has_arg = no_argument },
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
- /* 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. */
- { .val = 's', .name = "size", .has_arg = no_argument },
-#endif
- { .val = 'S', .name = "stripe-size", .has_arg = no_argument },
- { .val = 'S', .name = "stripe_size", .has_arg = no_argument },
- /* dirstripe { .val = 'T', .name = "mdt-count",
- * .has_arg = required_argument }, */
- { .val = 'v', .name = "verbose", .has_arg = no_argument },
- { .val = 'y', .name = "yaml", .has_arg = no_argument },
+ { .val = 'b', .name = "block-softlimit",
+ .has_arg = required_argument },
+ { .val = 'B', .name = "block-hardlimit",
+ .has_arg = required_argument },
+ { .val = 'd', .name = "default", .has_arg = no_argument },
+ { .val = 'g', .name = "group", .has_arg = required_argument },
+ { .val = 'G', .name = "default-grp", .has_arg = no_argument },
+ { .val = 'i', .name = "inode-softlimit",
+ .has_arg = required_argument },
+ { .val = 'I', .name = "inode-hardlimit",
+ .has_arg = required_argument },
+ { .val = 'p', .name = "projid", .has_arg = required_argument },
+ { .val = 'P', .name = "default-prj", .has_arg = no_argument },
+ { .val = 'u', .name = "user", .has_arg = required_argument },
+ { .val = 'U', .name = "default-usr", .has_arg = no_argument },
{ .name = NULL } };
- int c, rc;
- char *end, *tmp;
+ unsigned limit_mask = 0;
+ char *endptr;
+ bool use_default = false;
+ int qtype;
- while ((c = getopt_long(argc, argv, "cdDE::FghiI::LmMoO:pqrRsSvy",
- long_opts, NULL)) != -1) {
- switch (c) {
- case 'c':
- if (strcmp(argv[optind - 1], "--count") == 0)
- fprintf(stderr, "warning: '--count' deprecated,"
- " use '--stripe-count' instead\n");
- if (!(param->fp_verbose & VERBOSE_DETAIL)) {
- param->fp_verbose |= VERBOSE_COUNT;
- param->fp_max_depth = 0;
- }
- break;
- case LFS_COMP_COUNT_OPT:
- param->fp_verbose |= VERBOSE_COMP_COUNT;
- param->fp_max_depth = 0;
- break;
- case LFS_COMP_FLAGS_OPT:
- if (optarg != NULL) {
- __u32 *flags = ¶m->fp_comp_flags;
- rc = comp_str2flags(flags, optarg);
- if (rc != 0) {
- fprintf(stderr, "error: %s bad "
- "component flags '%s'.\n",
- argv[0], optarg);
- return CMD_HELP;
- } else {
- param->fp_check_comp_flags = 1;
- param->fp_exclude_comp_flags =
- comp_flags_is_neg(*flags);
- comp_flags_clear_neg(flags);
- }
- } else {
- param->fp_verbose |= VERBOSE_COMP_FLAGS;
- param->fp_max_depth = 0;
- }
- break;
- case LFS_COMP_START_OPT:
- if (optarg != NULL) {
- tmp = optarg;
- if (tmp[0] == '+') {
- param->fp_comp_start_sign = -1;
- tmp++;
- } else if (tmp[0] == '-') {
- param->fp_comp_start_sign = 1;
- tmp++;
- }
- rc = llapi_parse_size(tmp,
- ¶m->fp_comp_start,
- ¶m->fp_comp_start_units, 0);
- if (rc != 0) {
- fprintf(stderr, "error: %s bad "
- "component start '%s'.\n",
- argv[0], tmp);
- return CMD_HELP;
- } else {
- param->fp_check_comp_start = 1;
- }
- } else {
- param->fp_verbose |= VERBOSE_COMP_START;
- param->fp_max_depth = 0;
- }
- break;
- case 'd':
- param->fp_max_depth = 0;
- break;
- case 'D':
- param->fp_get_default_lmv = 1;
- break;
- case 'E':
- if (optarg != NULL) {
- tmp = optarg;
- if (tmp[0] == '+') {
- param->fp_comp_end_sign = -1;
- tmp++;
- } else if (tmp[0] == '-') {
- param->fp_comp_end_sign = 1;
- tmp++;
- }
+ if (has_times_option(argc, argv))
+ return lfs_setquota_times(argc, argv);
- if (arg_is_eof(tmp)) {
- param->fp_comp_end = LUSTRE_EOF;
- param->fp_comp_end_units = 1;
- rc = 0;
- } else {
- rc = llapi_parse_size(tmp,
- ¶m->fp_comp_end,
- ¶m->fp_comp_end_units, 0);
- }
- if (rc != 0) {
- fprintf(stderr, "error: %s bad "
- "component end '%s'.\n",
- argv[0], tmp);
- return CMD_HELP;
- }
- param->fp_check_comp_end = 1;
- } else {
- param->fp_verbose |= VERBOSE_COMP_END;
- param->fp_max_depth = 0;
- }
- break;
- case 'F':
- if (!(param->fp_verbose & VERBOSE_DETAIL)) {
- param->fp_verbose |= VERBOSE_DFID;
- param->fp_max_depth = 0;
- }
- break;
- case 'g':
- if (!(param->fp_verbose & VERBOSE_DETAIL)) {
- param->fp_verbose |= VERBOSE_GENERATION;
- param->fp_max_depth = 0;
- }
- break;
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
- case 'o':
- fprintf(stderr, "warning: '--offset|-o' deprecated, "
- "use '--stripe-index|-i' instead\n");
-#endif
- case 'i':
-#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
- if (strcmp(argv[optind - 1], "--index") == 0)
- fprintf(stderr, "warning: '--index' deprecated"
- ", use '--stripe-index' instead\n");
-#endif
- if (!(param->fp_verbose & VERBOSE_DETAIL)) {
- param->fp_verbose |= VERBOSE_OFFSET;
- param->fp_max_depth = 0;
- }
- break;
- case 'I':
- if (optarg != NULL) {
- param->fp_comp_id = strtoul(optarg, &end, 0);
- if (*end != '\0' || param->fp_comp_id == 0 ||
- param->fp_comp_id > LCME_ID_MAX) {
- fprintf(stderr, "error: %s bad "
- "component id '%s'\n",
- argv[0], optarg);
- return CMD_HELP;
- } else {
- param->fp_check_comp_id = 1;
+ memset(&qctl, 0, sizeof(qctl));
+ qctl.qc_cmd = LUSTRE_Q_SETQUOTA;
+ qctl.qc_type = ALLQUOTA; /* ALLQUOTA makes no sense for setquota,
+ * so it can be used as a marker that qc_type
+ * isn't reinitialized from command line */
+
+ while ((c = getopt_long(argc, argv, "b:B:dg:Gi:I:p:Pu:U",
+ long_opts, NULL)) != -1) {
+ switch (c) {
+ case 'U':
+ qctl.qc_cmd = LUSTRE_Q_SETDEFAULT;
+ qtype = USRQUOTA;
+ qctl.qc_id = 0;
+ goto quota_type_def;
+ case 'u':
+ qtype = USRQUOTA;
+ rc = name2uid(&qctl.qc_id, optarg);
+ goto quota_type;
+ case 'G':
+ qctl.qc_cmd = LUSTRE_Q_SETDEFAULT;
+ qtype = GRPQUOTA;
+ qctl.qc_id = 0;
+ goto quota_type_def;
+ case 'g':
+ qtype = GRPQUOTA;
+ rc = name2gid(&qctl.qc_id, optarg);
+ goto quota_type;
+ case 'P':
+ qctl.qc_cmd = LUSTRE_Q_SETDEFAULT;
+ qtype = PRJQUOTA;
+ qctl.qc_id = 0;
+ goto quota_type_def;
+ case 'p':
+ qtype = PRJQUOTA;
+ rc = name2projid(&qctl.qc_id, optarg);
+quota_type:
+ if (rc) {
+ qctl.qc_id = strtoul(optarg, &endptr, 10);
+ if (*endptr != '\0') {
+ fprintf(stderr, "%s setquota: invalid"
+ " id '%s'\n", progname, optarg);
+ return -1;
}
- } else {
- param->fp_max_depth = 0;
- param->fp_verbose |= VERBOSE_COMP_ID;
}
- break;
- case 'L':
- if (!(param->fp_verbose & VERBOSE_DETAIL)) {
- param->fp_verbose |= VERBOSE_LAYOUT;
- param->fp_max_depth = 0;
+
+ if (qctl.qc_id == 0) {
+ fprintf(stderr, "%s setquota: can't set quota"
+ " for root usr/group/project.\n",
+ progname);
+ return -1;
}
- break;
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- case 'M':
-#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
- fprintf(stderr, "warning: '-M' deprecated"
- ", use '-m' instead\n");
-#endif
-#endif
- case 'm':
- if (!(param->fp_verbose & VERBOSE_DETAIL))
- param->fp_max_depth = 0;
- param->fp_verbose |= VERBOSE_MDTINDEX;
- break;
- case 'O':
- if (param->fp_obd_uuid) {
+
+quota_type_def:
+ if (qctl.qc_type != ALLQUOTA) {
fprintf(stderr,
- "error: %s: only one obduuid allowed",
- argv[0]);
+ "%s setquota: only one of -u, -U, -g,"
+ " -G, -p or -P may be specified\n",
+ progname);
return CMD_HELP;
}
- param->fp_obd_uuid = (struct obd_uuid *)optarg;
- break;
- case 'p':
- if (!(param->fp_verbose & VERBOSE_DETAIL)) {
- param->fp_verbose |= VERBOSE_POOL;
- param->fp_max_depth = 0;
- }
- break;
- case 'q':
- param->fp_quiet++;
+ qctl.qc_type = qtype;
break;
- case 'r':
- param->fp_recursive = 1;
+ case 'd':
+ qctl.qc_cmd = LUSTRE_Q_SETDEFAULT;
+ use_default = true;
break;
- case 'R':
- param->fp_raw = 1;
+ case 'b':
+ ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
+ dqb->dqb_bsoftlimit >>= 10;
+ limit_mask |= BSLIMIT;
+ if (dqb->dqb_bsoftlimit &&
+ dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
+ fprintf(stderr,
+ "%s setquota: warning: block softlimit '%llu' smaller than minimum qunit size\n"
+ "See '%s help setquota' or Lustre manual for details\n",
+ progname, dqb->dqb_bsoftlimit,
+ progname);
break;
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0)
- case 's':
- fprintf(stderr, "warning: '--size|-s' deprecated, "
- "use '--stripe-size|-S' instead\n");
-#endif /* LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 59, 0) */
- case 'S':
- if (!(param->fp_verbose & VERBOSE_DETAIL)) {
- param->fp_verbose |= VERBOSE_SIZE;
- param->fp_max_depth = 0;
- }
+ case 'B':
+ ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
+ dqb->dqb_bhardlimit >>= 10;
+ limit_mask |= BHLIMIT;
+ if (dqb->dqb_bhardlimit &&
+ dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
+ fprintf(stderr,
+ "%s setquota: warning: block hardlimit '%llu' smaller than minimum qunit size\n"
+ "See '%s help setquota' or Lustre manual for details\n",
+ progname, dqb->dqb_bhardlimit,
+ progname);
break;
- case 'v':
- param->fp_verbose = VERBOSE_DEFAULT | VERBOSE_DETAIL;
+ case 'i':
+ ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
+ limit_mask |= ISLIMIT;
+ if (dqb->dqb_isoftlimit &&
+ dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
+ fprintf(stderr,
+ "%s setquota: warning: inode softlimit '%llu' smaller than minimum qunit size\n"
+ "See '%s help setquota' or Lustre manual for details\n",
+ progname, dqb->dqb_isoftlimit,
+ progname);
break;
- case 'y':
- param->fp_yaml = 1;
+ case 'I':
+ ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
+ limit_mask |= IHLIMIT;
+ if (dqb->dqb_ihardlimit &&
+ dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
+ fprintf(stderr,
+ "%s setquota: warning: inode hardlimit '%llu' smaller than minimum qunit size\n"
+ "See '%s help setquota' or Lustre manual for details\n",
+ progname, dqb->dqb_ihardlimit,
+ progname);
break;
default:
+ fprintf(stderr,
+ "%s setquota: unrecognized option '%s'\n",
+ progname, argv[optind - 1]);
return CMD_HELP;
}
}
- if (optind >= argc)
- return CMD_HELP;
+ if (qctl.qc_type == ALLQUOTA) {
+ fprintf(stderr,
+ "%s setquota: either -u or -g must be specified\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ if (!use_default && limit_mask == 0) {
+ fprintf(stderr,
+ "%s setquota: at least one limit must be specified\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ if (use_default && limit_mask != 0) {
+ fprintf(stderr,
+ "%s setquota: limits should not be specified when"
+ " using default quota\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ if (use_default && qctl.qc_id == 0) {
+ fprintf(stderr,
+ "%s setquota: can not set default quota for root"
+ " user/group/project\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ if (optind != argc - 1) {
+ fprintf(stderr,
+ "%s setquota: filesystem not specified or unexpected argument '%s'\n",
+ progname, argv[optind]);
+ return CMD_HELP;
+ }
+
+ mnt = argv[optind];
+
+ if (use_default) {
+ dqb->dqb_bhardlimit = 0;
+ dqb->dqb_bsoftlimit = 0;
+ dqb->dqb_ihardlimit = 0;
+ dqb->dqb_isoftlimit = 0;
+ dqb->dqb_itime = 0;
+ dqb->dqb_btime = 0;
+ dqb->dqb_valid |= QIF_LIMITS | QIF_TIMES;
+ } else 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)
+ 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 setquota: cannot quotactl '%s' '%s': %s",
+ progname, obd_type,
+ obd_uuid2str(&qctl.obd_uuid), strerror(-rc));
+ return rc;
+ }
+
+ return 0;
+}
+
+/* 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,
+ bool human_readable, bool show_default)
+{
+ if (show_default) {
+ printf("Disk default %s quota:\n", qtype_name(qctl->qc_type));
+ printf("%15s %8s%8s%8s %8s%8s%8s\n",
+ "Filesystem", "bquota", "blimit", "bgrace",
+ "iquota", "ilimit", "igrace");
+ } else {
+ printf("Disk quotas for %s %s (%cid %u):\n",
+ qtype_name(qctl->qc_type), name,
+ *qtype_name(qctl->qc_type), qctl->qc_id);
+ printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
+ "Filesystem", human_readable ? "used" : "kbytes",
+ "quota", "limit", "grace",
+ "files", "quota", "limit", "grace");
+ }
+}
+
+static void kbytes2str(__u64 num, char *buf, int buflen, bool h)
+{
+ if (!h) {
+ snprintf(buf, buflen, "%ju", (uintmax_t)num);
+ } else {
+ if (num >> 40)
+ snprintf(buf, buflen, "%5.4gP",
+ (double)num / ((__u64)1 << 40));
+ else if (num >> 30)
+ snprintf(buf, buflen, "%5.4gT",
+ (double)num / (1 << 30));
+ else if (num >> 20)
+ snprintf(buf, buflen, "%5.4gG",
+ (double)num / (1 << 20));
+ else if (num >> 10)
+ snprintf(buf, buflen, "%5.4gM",
+ (double)num / (1 << 10));
+ else
+ snprintf(buf, buflen, "%ju%s", (uintmax_t)num, "k");
+ }
+}
+
+#define STRBUF_LEN 32
+static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
+ int rc, bool h, bool show_default)
+{
+ time_t now;
+
+ time(&now);
+
+ if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA ||
+ qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) {
+ int bover = 0, iover = 0;
+ struct obd_dqblk *dqb = &qctl->qc_dqblk;
+ char numbuf[3][STRBUF_LEN];
+ char timebuf[40];
+ char strbuf[STRBUF_LEN];
+
+ if (dqb->dqb_bhardlimit &&
+ lustre_stoqb(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_itime > now) {
+ iover = 2;
+ } else {
+ iover = 3;
+ }
+ }
+
+
+ if (strlen(mnt) > 15)
+ printf("%s\n%15s", mnt, "");
+ else
+ printf("%15s", mnt);
+
+ if (bover)
+ diff2str(dqb->dqb_btime, timebuf, now);
+ else if (show_default)
+ snprintf(timebuf, sizeof(timebuf), "%llu",
+ dqb->dqb_btime);
+
+ kbytes2str(lustre_stoqb(dqb->dqb_curspace),
+ strbuf, sizeof(strbuf), h);
+ if (rc == -EREMOTEIO)
+ sprintf(numbuf[0], "%s*", strbuf);
+ else
+ sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
+ "%s" : "[%s]", strbuf);
+
+ kbytes2str(dqb->dqb_bsoftlimit, strbuf, sizeof(strbuf), h);
+ if (type == QC_GENERAL)
+ sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
+ "%s" : "[%s]", strbuf);
+ else
+ sprintf(numbuf[1], "%s", "-");
+
+ kbytes2str(dqb->dqb_bhardlimit, strbuf, sizeof(strbuf), h);
+ sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
+ "%s" : "[%s]", strbuf);
+
+ if (show_default)
+ printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
+ else
+ printf(" %7s%c %6s %7s %7s",
+ numbuf[0], bover ? '*' : ' ', numbuf[1],
+ numbuf[2], bover > 1 ? timebuf : "-");
- if (param->fp_recursive)
- param->fp_max_depth = -1;
- else if (param->fp_verbose & VERBOSE_DETAIL)
- param->fp_max_depth = 1;
- if (!param->fp_verbose)
- param->fp_verbose = VERBOSE_DEFAULT;
- if (param->fp_quiet)
- param->fp_verbose = VERBOSE_OBJID;
+ if (iover)
+ diff2str(dqb->dqb_itime, timebuf, now);
+ else if (show_default)
+ snprintf(timebuf, sizeof(timebuf), "%llu",
+ dqb->dqb_itime);
- do {
- rc = llapi_getstripe(argv[optind], param);
- } while (++optind < argc && !rc);
+ snprintf(numbuf[0], sizeof(numbuf),
+ (dqb->dqb_valid & QIF_INODES) ? "%ju" : "[%ju]",
+ (uintmax_t)dqb->dqb_curinodes);
- if (rc)
- fprintf(stderr, "error: %s failed for %s.\n",
- argv[0], argv[optind - 1]);
- return rc;
-}
+ if (type == QC_GENERAL)
+ sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
+ "%ju" : "[%ju]",
+ (uintmax_t)dqb->dqb_isoftlimit);
+ else
+ sprintf(numbuf[1], "%s", "-");
-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;
+ sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
+ "%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
- if (argc > 2)
- return CMD_HELP;
+ if (show_default)
+ printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
+ else 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");
- if (argc == 2 && !realpath(argv[1], path)) {
- rc = -errno;
- fprintf(stderr, "error: invalid path '%s': %s\n",
- argv[1], strerror(-rc));
- return rc;
+ } 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);
}
+}
- while (!llapi_search_mounts(path, index++, mntdir, NULL)) {
- /* Check if we have a mount point */
- if (mntdir[0] == '\0')
- continue;
+static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
+ bool h, __u64 *total)
+{
+ int rc = 0, rc1 = 0, count = 0;
+ __u32 valid = qctl->qc_valid;
- memset(¶m, 0, sizeof(param));
- if (!strcmp(argv[0], "mdts"))
- param.fp_get_lmv = 1;
+ 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;
+ }
- rc = llapi_ostlist(mntdir, ¶m);
+ 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) {
- fprintf(stderr, "error: %s: failed on %s\n",
- argv[0], mntdir);
+ /* 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;
}
- if (path[0] != '\0')
- break;
- memset(mntdir, 0, PATH_MAX);
- }
- return rc;
+ print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
+ qctl->qc_valid, 0, h, false);
+ *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
+ qctl->qc_dqblk.dqb_bhardlimit;
+ }
+out:
+ qctl->qc_valid = valid;
+ return rc ? : rc1;
}
-static int lfs_getstripe(int argc, char **argv)
+static int get_print_quota(char *mnt, char *name, struct if_quotactl *qctl,
+ int verbose, int quiet, bool human_readable,
+ bool show_default)
{
- struct find_param param = { 0 };
+ int rc1 = 0, rc2 = 0, rc3 = 0;
+ char *obd_type = (char *)qctl->obd_type;
+ char *obd_uuid = (char *)qctl->obd_uuid.uuid;
+ __u64 total_ialloc = 0, total_balloc = 0;
+ bool use_default_for_blk = false;
+ bool use_default_for_file = false;
+ int inacc;
- param.fp_max_depth = 1;
- return lfs_getstripe_internal(argc, argv, ¶m);
-}
+ rc1 = llapi_quotactl(mnt, qctl);
+ if (rc1 < 0) {
+ switch (rc1) {
+ case -ESRCH:
+ fprintf(stderr, "%s quotas are not enabled.\n",
+ qtype_name(qctl->qc_type));
+ goto out;
+ case -EPERM:
+ fprintf(stderr, "Permission denied.\n");
+ case -ENODEV:
+ case -ENOENT:
+ /* We already got error message. */
+ goto out;
+ default:
+ fprintf(stderr, "Unexpected quotactl error: %s\n",
+ strerror(-rc1));
+ }
+ }
-/* functions */
-static int lfs_getdirstripe(int argc, char **argv)
-{
- struct find_param param = { 0 };
- struct option long_opts[] = {
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- { .val = 'c', .name = "mdt-count", .has_arg = no_argument },
-#endif
- { .val = 'D', .name = "default", .has_arg = no_argument },
- { .val = 'H', .name = "mdt-hash", .has_arg = no_argument },
- { .val = 'i', .name = "mdt-index", .has_arg = no_argument },
- { .val = 'O', .name = "obd", .has_arg = required_argument },
- { .val = 'r', .name = "recursive", .has_arg = no_argument },
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- { .val = 't', .name = "mdt-hash", .has_arg = no_argument },
-#endif
- { .val = 'T', .name = "mdt-count", .has_arg = no_argument },
- { .val = 'y', .name = "yaml", .has_arg = no_argument },
- { .name = NULL } };
- int c, rc;
+ if (!show_default && qctl->qc_id == 0) {
+ qctl->qc_dqblk.dqb_bhardlimit = 0;
+ qctl->qc_dqblk.dqb_bsoftlimit = 0;
+ qctl->qc_dqblk.dqb_ihardlimit = 0;
+ qctl->qc_dqblk.dqb_isoftlimit = 0;
+ qctl->qc_dqblk.dqb_btime = 0;
+ qctl->qc_dqblk.dqb_itime = 0;
+ qctl->qc_dqblk.dqb_valid |= QIF_LIMITS | QIF_TIMES;
+ }
- param.fp_get_lmv = 1;
+ if (qctl->qc_dqblk.dqb_valid & QIF_BTIME &&
+ LQUOTA_FLAG(qctl->qc_dqblk.dqb_btime) & LQUOTA_FLAG_DEFAULT) {
+ use_default_for_blk = true;
+ qctl->qc_dqblk.dqb_btime &= LQUOTA_GRACE_MASK;
+ }
- while ((c = getopt_long(argc, argv,
- "cDHiO:rtTy", long_opts, NULL)) != -1)
- {
- switch (c) {
- case 'O':
- if (param.fp_obd_uuid) {
- fprintf(stderr,
- "error: %s: only one obduuid allowed",
- argv[0]);
- return CMD_HELP;
- }
- param.fp_obd_uuid = (struct obd_uuid *)optarg;
- break;
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- case 'c':
-#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 10, 50, 0)
- fprintf(stderr, "warning: '-c' deprecated"
- ", use '-T' instead\n");
-#endif
-#endif
- case 'T':
- param.fp_verbose |= VERBOSE_COUNT;
- break;
- case 'i':
- param.fp_verbose |= VERBOSE_OFFSET;
- break;
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- case 't':
-#endif
- case 'H':
- param.fp_verbose |= VERBOSE_HASH_TYPE;
- break;
- case 'D':
- param.fp_get_default_lmv = 1;
- break;
- case 'r':
- param.fp_recursive = 1;
- break;
- case 'y':
- param.fp_yaml = 1;
- break;
- default:
- return CMD_HELP;
- }
+ if (qctl->qc_dqblk.dqb_valid & QIF_ITIME &&
+ LQUOTA_FLAG(qctl->qc_dqblk.dqb_itime) & LQUOTA_FLAG_DEFAULT) {
+ use_default_for_file = true;
+ qctl->qc_dqblk.dqb_itime &= LQUOTA_GRACE_MASK;
}
- if (optind >= argc)
- return CMD_HELP;
+ if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
+ qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) && !quiet)
+ print_quota_title(name, qctl, human_readable, show_default);
- if (param.fp_recursive)
- param.fp_max_depth = -1;
+ if (rc1 && *obd_type)
+ fprintf(stderr, "%s %s ", obd_type, obd_uuid);
- if (!param.fp_verbose)
- param.fp_verbose = VERBOSE_DEFAULT;
+ if (qctl->qc_valid != QC_GENERAL)
+ mnt = "";
- do {
- rc = llapi_getstripe(argv[optind], ¶m);
- } while (++optind < argc && !rc);
+ inacc = (qctl->qc_cmd == LUSTRE_Q_GETQUOTA) &&
+ ((qctl->qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
+ (QIF_LIMITS|QIF_USAGE));
- if (rc)
- fprintf(stderr, "error: %s failed for %s.\n",
- argv[0], argv[optind - 1]);
- return rc;
-}
+ print_quota(mnt, qctl, QC_GENERAL, rc1, human_readable, show_default);
-/* functions */
-static int lfs_setdirstripe(int argc, char **argv)
-{
- char *dname;
- int result;
- unsigned int stripe_offset = -1;
- unsigned int stripe_count = 1;
- enum lmv_hash_type hash_type;
- char *end;
- int c;
- char *stripe_offset_opt = NULL;
- char *stripe_count_opt = NULL;
- char *stripe_hash_opt = NULL;
- char *mode_opt = NULL;
- bool default_stripe = false;
- mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
- mode_t previous_mode = 0;
- bool delete = false;
+ if (!show_default && verbose &&
+ qctl->qc_valid == QC_GENERAL && qctl->qc_cmd != LUSTRE_Q_GETINFO) {
+ char strbuf[STRBUF_LEN];
- struct option long_opts[] = {
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- { .val = 'c', .name = "count", .has_arg = required_argument },
-#endif
- { .val = 'c', .name = "mdt-count", .has_arg = required_argument },
- { .val = 'd', .name = "delete", .has_arg = no_argument },
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- { .val = 'i', .name = "index", .has_arg = required_argument },
-#endif
- { .val = 'i', .name = "mdt-index", .has_arg = required_argument },
- { .val = 'm', .name = "mode", .has_arg = required_argument },
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- { .val = 't', .name = "hash-type", .has_arg = required_argument },
- { .val = 't', .name = "mdt-hash", .has_arg = required_argument },
-#endif
- {"mdt-hash", required_argument, 0, 'H'},
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- { .val = 'D', .name = "default_stripe",
- .has_arg = no_argument },
-#endif
- { .val = 'D', .name = "default", .has_arg = no_argument },
- { .name = NULL } };
+ rc2 = print_obd_quota(mnt, qctl, 1, human_readable,
+ &total_ialloc);
+ rc3 = print_obd_quota(mnt, qctl, 0, human_readable,
+ &total_balloc);
+ kbytes2str(total_balloc, strbuf, sizeof(strbuf),
+ human_readable);
+ printf("Total allocated inode limit: %ju, total "
+ "allocated block limit: %s\n", (uintmax_t)total_ialloc,
+ strbuf);
+ }
+
+ if (use_default_for_blk)
+ printf("%cid %u is using default block quota setting\n",
+ *qtype_name(qctl->qc_type), qctl->qc_id);
+
+ if (use_default_for_file)
+ printf("%cid %u is using default file quota setting\n",
+ *qtype_name(qctl->qc_type), qctl->qc_id);
+
+ 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:
+ return rc1;
+
+}
+
+static int lfs_project(int argc, char **argv)
+{
+ int ret = 0, err = 0, c, i;
+ struct project_handle_control phc = { 0 };
+ enum lfs_project_ops_t op;
- while ((c = getopt_long(argc, argv, "c:dDi:H:m:t:", long_opts,
- NULL)) >= 0) {
+ phc.newline = true;
+ phc.assign_projid = false;
+ /* default action */
+ op = LFS_PROJECT_LIST;
+
+ while ((c = getopt(argc, argv, "p:cCsdkr0")) != -1) {
switch (c) {
- case 0:
- /* Long options. */
- break;
case 'c':
-#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
- if (strcmp(argv[optind - 1], "--count") == 0)
- fprintf(stderr, "warning: '--count' deprecated"
- ", use '--mdt-count' instead\n");
-#endif
- stripe_count_opt = optarg;
+ if (op != LFS_PROJECT_LIST) {
+ fprintf(stderr,
+ "%s: cannot specify '-c' '-C' '-s' together\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ op = LFS_PROJECT_CHECK;
+ break;
+ case 'C':
+ if (op != LFS_PROJECT_LIST) {
+ fprintf(stderr,
+ "%s: cannot specify '-c' '-C' '-s' together\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ op = LFS_PROJECT_CLEAR;
+ break;
+ case 's':
+ if (op != LFS_PROJECT_LIST) {
+ fprintf(stderr,
+ "%s: cannot specify '-c' '-C' '-s' together\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ phc.set_inherit = true;
+ op = LFS_PROJECT_SET;
break;
case 'd':
- delete = true;
- default_stripe = true;
+ phc.dironly = true;
break;
- case 'D':
- default_stripe = true;
+ case 'k':
+ phc.keep_projid = true;
break;
- case 'i':
-#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
- if (strcmp(argv[optind - 1], "--index") == 0)
- fprintf(stderr, "warning: '--index' deprecated"
- ", use '--mdt-index' instead\n");
-#endif
- stripe_offset_opt = optarg;
+ case 'r':
+ phc.recursive = true;
break;
- case 'm':
- mode_opt = optarg;
+ case 'p':
+ phc.projid = strtoul(optarg, NULL, 0);
+ phc.assign_projid = true;
+
break;
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- case 't':
-#endif
- case 'H':
-#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
- if (strcmp(argv[optind - 1], "--hash-type") == 0)
- fprintf(stderr, "warning: '--hash-type' "
- "deprecated, use '--mdt-hash' "
- "instead\n");
-#endif
- stripe_hash_opt = optarg;
+ case '0':
+ phc.newline = false;
break;
default:
- fprintf(stderr, "error: %s: option '%s' "
- "unrecognized\n",
- argv[0], argv[optind - 1]);
+ fprintf(stderr, "%s: invalid option '%c'\n",
+ progname, optopt);
return CMD_HELP;
}
}
- if (optind == argc) {
- fprintf(stderr, "error: %s: missing dirname\n",
- argv[0]);
- return CMD_HELP;
- }
-
- if (!delete && stripe_offset_opt == NULL && stripe_count_opt == NULL) {
- fprintf(stderr, "error: %s: missing stripe offset and count.\n",
- argv[0]);
- return CMD_HELP;
+ if (phc.assign_projid && op == LFS_PROJECT_LIST) {
+ op = LFS_PROJECT_SET;
+ phc.set_projid = true;
+ } else if (phc.assign_projid && op == LFS_PROJECT_SET) {
+ phc.set_projid = true;
}
- if (stripe_offset_opt != NULL) {
- /* get the stripe offset */
- stripe_offset = strtoul(stripe_offset_opt, &end, 0);
- if (*end != '\0') {
- fprintf(stderr, "error: %s: bad stripe offset '%s'\n",
- argv[0], stripe_offset_opt);
+ switch (op) {
+ case LFS_PROJECT_CHECK:
+ if (phc.keep_projid) {
+ fprintf(stderr,
+ "%s: '-k' is useless together with '-c'\n",
+ progname);
return CMD_HELP;
}
- }
-
- if (delete) {
- if (stripe_offset_opt != NULL || stripe_count_opt != NULL) {
- fprintf(stderr, "error: %s: cannot specify -d with -s,"
- " or -i options.\n", argv[0]);
+ break;
+ case LFS_PROJECT_CLEAR:
+ if (!phc.newline) {
+ fprintf(stderr,
+ "%s: '-0' is useless together with '-C'\n",
+ progname);
+ return CMD_HELP;
+ }
+ if (phc.assign_projid) {
+ fprintf(stderr,
+ "%s: '-p' is useless together with '-C'\n",
+ progname);
+ return CMD_HELP;
+ }
+ break;
+ case LFS_PROJECT_SET:
+ if (!phc.newline) {
+ fprintf(stderr,
+ "%s: '-0' is useless together with '-s'\n",
+ progname);
+ return CMD_HELP;
+ }
+ if (phc.keep_projid) {
+ fprintf(stderr,
+ "%s: '-k' is useless together with '-s'\n",
+ progname);
+ return CMD_HELP;
+ }
+ break;
+ default:
+ if (!phc.newline) {
+ fprintf(stderr,
+ "%s: '-0' is useless for list operations\n",
+ progname);
return CMD_HELP;
- } else {
- stripe_count = 0;
}
+ break;
}
+ argv += optind;
+ argc -= optind;
+ if (argc == 0) {
+ fprintf(stderr, "%s: missing file or directory target(s)\n",
+ progname);
+ return CMD_HELP;
+ }
- if (mode_opt != NULL) {
- mode = strtoul(mode_opt, &end, 8);
- if (*end != '\0') {
- fprintf(stderr, "error: %s: bad mode '%s'\n",
- argv[0], mode_opt);
- return CMD_HELP;
+ for (i = 0; i < argc; i++) {
+ switch (op) {
+ case LFS_PROJECT_CHECK:
+ err = lfs_project_check(argv[i], &phc);
+ break;
+ case LFS_PROJECT_LIST:
+ err = lfs_project_list(argv[i], &phc);
+ break;
+ case LFS_PROJECT_CLEAR:
+ err = lfs_project_clear(argv[i], &phc);
+ break;
+ case LFS_PROJECT_SET:
+ err = lfs_project_set(argv[i], &phc);
+ break;
+ default:
+ break;
}
- previous_mode = umask(0);
+ if (err && !ret)
+ ret = err;
}
- if (stripe_hash_opt == NULL) {
- hash_type = LMV_HASH_TYPE_FNV_1A_64;
- } else {
- hash_type = check_hashtype(stripe_hash_opt);
- if (hash_type == 0) {
- fprintf(stderr,
- "error: %s: bad stripe hash type '%s'\n",
- argv[0], stripe_hash_opt);
+ return ret;
+}
+
+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 = ALLQUOTA };
+ char *obd_uuid = (char *)qctl.obd_uuid.uuid;
+ int rc = 0, rc1 = 0, verbose = 0, quiet = 0;
+ char *endptr;
+ __u32 valid = QC_GENERAL, idx = 0;
+ bool human_readable = false;
+ bool show_default = false;
+ int qtype;
+
+ while ((c = getopt(argc, argv, "gGi:I:o:pPqtuUvh")) != -1) {
+ switch (c) {
+ case 'U':
+ show_default = true;
+ case 'u':
+ qtype = USRQUOTA;
+ goto quota_type;
+ case 'G':
+ show_default = true;
+ case 'g':
+ qtype = GRPQUOTA;
+ goto quota_type;
+ case 'P':
+ show_default = true;
+ case 'p':
+ qtype = PRJQUOTA;
+quota_type:
+ if (qctl.qc_type != ALLQUOTA) {
+ fprintf(stderr,
+ "%s quota: only one of -u, -g, or -p may be specified\n",
+ progname);
+ return CMD_HELP;
+ }
+ qctl.qc_type = qtype;
+ break;
+ case 't':
+ qctl.qc_cmd = LUSTRE_Q_GETINFO;
+ break;
+ case 'o':
+ valid = qctl.qc_valid = QC_UUID;
+ snprintf(obd_uuid, sizeof(qctl.obd_uuid), "%s", optarg);
+ break;
+ case 'i':
+ valid = qctl.qc_valid = QC_MDTIDX;
+ idx = qctl.qc_idx = atoi(optarg);
+ if (idx == 0 && *optarg != '0') {
+ fprintf(stderr,
+ "%s quota: invalid MDT index '%s'\n",
+ progname, optarg);
+ return CMD_HELP;
+ }
+ break;
+ case 'I':
+ valid = qctl.qc_valid = QC_OSTIDX;
+ idx = qctl.qc_idx = atoi(optarg);
+ if (idx == 0 && *optarg != '0') {
+ fprintf(stderr,
+ "%s quota: invalid OST index '%s'\n",
+ progname, optarg);
+ return CMD_HELP;
+ }
+ break;
+ case 'v':
+ verbose = 1;
+ break;
+ case 'q':
+ quiet = 1;
+ break;
+ case 'h':
+ human_readable = true;
+ break;
+ default:
+ fprintf(stderr, "%s quota: unrecognized option '%s'\n",
+ progname, argv[optind - 1]);
return CMD_HELP;
}
}
- /* get the stripe count */
- if (stripe_count_opt != NULL) {
- stripe_count = strtoul(stripe_count_opt, &end, 0);
- if (*end != '\0') {
- fprintf(stderr, "error: %s: bad stripe count '%s'\n",
- argv[0], stripe_count_opt);
+ /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
+ if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && qctl.qc_type == ALLQUOTA &&
+ optind == argc - 1 && !show_default) {
+
+ qctl.qc_cmd = LUSTRE_Q_GETQUOTA;
+ qctl.qc_valid = valid;
+ qctl.qc_idx = idx;
+
+ for (qtype = USRQUOTA; qtype <= GRPQUOTA; qtype++) {
+ qctl.qc_type = qtype;
+ if (qtype == USRQUOTA) {
+ qctl.qc_id = geteuid();
+ rc = uid2name(&name, qctl.qc_id);
+ } else {
+ qctl.qc_id = getegid();
+ rc = gid2name(&name, qctl.qc_id);
+ }
+ if (rc)
+ name = "<unknown>";
+ mnt = argv[optind];
+ rc1 = get_print_quota(mnt, name, &qctl, verbose, quiet,
+ human_readable, show_default);
+ if (rc1 && !rc)
+ rc = rc1;
+ }
+ return rc;
+ /* 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 ((!show_default && optind + 2 != argc) ||
+ (show_default && optind + 1 != argc) ||
+ qctl.qc_type == ALLQUOTA) {
+ fprintf(stderr,
+ "%s quota: name and mount point must be specified\n",
+ progname);
return CMD_HELP;
}
- }
- dname = argv[optind];
- do {
- if (default_stripe) {
- result = llapi_dir_set_default_lmv_stripe(dname,
- stripe_offset, stripe_count,
- hash_type, NULL);
+ if (!show_default) {
+ name = argv[optind++];
+ switch (qctl.qc_type) {
+ case USRQUOTA:
+ rc = name2uid(&qctl.qc_id, name);
+ break;
+ case GRPQUOTA:
+ rc = name2gid(&qctl.qc_id, name);
+ break;
+ case PRJQUOTA:
+ rc = name2projid(&qctl.qc_id, name);
+ break;
+ default:
+ rc = -ENOTSUP;
+ break;
+ }
} else {
- result = llapi_dir_create_pool(dname, mode,
- stripe_offset,
- stripe_count, hash_type,
- NULL);
+ qctl.qc_valid = QC_GENERAL;
+ qctl.qc_cmd = LUSTRE_Q_GETDEFAULT;
+ qctl.qc_id = 0;
}
- if (result) {
- fprintf(stderr, "error: %s: create stripe dir '%s' "
- "failed\n", argv[0], dname);
- break;
+ if (rc) {
+ qctl.qc_id = strtoul(name, &endptr, 10);
+ if (*endptr != '\0') {
+ fprintf(stderr, "%s quota: invalid id '%s'\n",
+ progname, name);
+ return CMD_HELP;
+ }
}
- dname = argv[++optind];
- } while (dname != NULL);
+ } else if (optind + 1 != argc || qctl.qc_type == ALLQUOTA) {
+ fprintf(stderr, "%s quota: missing quota info argument(s)\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ mnt = argv[optind];
+ rc = get_print_quota(mnt, name, &qctl, verbose, quiet,
+ human_readable, show_default);
+ return rc;
+}
+#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;
+ char mntdir[PATH_MAX] = {'\0'};
+ int index = 0;
+ int rc = 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) {
+ 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. */
+ while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
+ /* Check if we have a mount point */
+ if (mntdir[0] == '\0')
+ continue;
+
+ if (flushctx_ioctl(mntdir))
+ rc = -1;
+
+ mntdir[0] = '\0'; /* avoid matching in next loop */
+ }
+ } else {
+ /* flush fs as specified */
+ while (optind < argc) {
+ if (flushctx_ioctl(argv[optind++]))
+ rc = -1;
+ }
+ }
+ return rc;
+}
- if (mode_opt != NULL)
- umask(previous_mode);
+static int lfs_cp(int argc, char **argv)
+{
+ fprintf(stderr, "remote client copy file(s).\n"
+ "obsolete, does not support it anymore.\n");
+ return 0;
+}
- return result;
+static int lfs_ls(int argc, char **argv)
+{
+ fprintf(stderr, "remote client lists directory contents.\n"
+ "obsolete, does not support it anymore.\n");
+ return 0;
}
-/* functions */
-static int lfs_rmentry(int argc, char **argv)
+static int lfs_changelog(int argc, char **argv)
{
- char *dname;
- int index;
- int result = 0;
+ void *changelog_priv;
+ struct changelog_rec *rec;
+ long long startrec = 0, endrec = 0;
+ char *mdd;
+ struct option long_opts[] = {
+ { .val = 'f', .name = "follow", .has_arg = no_argument },
+ { .name = NULL } };
+ char short_opts[] = "f";
+ int rc, follow = 0;
- if (argc <= 1) {
- fprintf(stderr, "error: %s: missing dirname\n",
- argv[0]);
+ while ((rc = getopt_long(argc, argv, short_opts,
+ long_opts, NULL)) != -1) {
+ switch (rc) {
+ case 'f':
+ follow++;
+ break;
+ default:
+ fprintf(stderr,
+ "%s changelog: unrecognized option '%s'\n",
+ progname, argv[optind - 1]);
+ return CMD_HELP;
+ }
+ }
+ if (optind >= argc) {
+ fprintf(stderr, "%s changelog: mdtname must be specified\n",
+ progname);
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];
+ 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 |
+ CHANGELOG_FLAG_JOBID |
+ CHANGELOG_FLAG_EXTRA_FLAGS |
+ (follow ? CHANGELOG_FLAG_FOLLOW : 0),
+ mdd, startrec);
+ if (rc < 0) {
+ fprintf(stderr, "%s changelog: cannot start changelog: %s\n",
+ progname, strerror(errno = -rc));
+ return rc;
}
- return result;
-}
-static int lfs_mv(int argc, char **argv)
-{
- struct find_param param = {
- .fp_max_depth = -1,
- .fp_mdt_index = -1,
- };
- char *end;
- int c;
- int rc = 0;
- struct option long_opts[] = {
- { .val = 'M', .name = "mdt-index", .has_arg = required_argument },
- { .val = 'v', .name = "verbose", .has_arg = no_argument },
- { .name = NULL } };
+ rc = llapi_changelog_set_xflags(changelog_priv,
+ CHANGELOG_EXTRA_FLAG_UIDGID |
+ CHANGELOG_EXTRA_FLAG_NID |
+ CHANGELOG_EXTRA_FLAG_OMODE |
+ CHANGELOG_EXTRA_FLAG_XATTR);
+ if (rc < 0) {
+ fprintf(stderr,
+ "%s changelog: cannot set xflags for changelog: %s\n",
+ progname, strerror(errno = -rc));
+ return rc;
+ }
- while ((c = getopt_long(argc, argv, "M:v", long_opts, NULL)) != -1) {
- switch (c) {
- case 'M': {
- param.fp_mdt_index = strtoul(optarg, &end, 0);
- if (*end != '\0') {
- fprintf(stderr, "%s: invalid MDT index'%s'\n",
- argv[0], optarg);
- return CMD_HELP;
- }
- break;
- }
- case 'v': {
- param.fp_verbose = VERBOSE_DETAIL;
+ 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;
}
- default:
- fprintf(stderr, "error: %s: unrecognized option '%s'\n",
- argv[0], argv[optind - 1]);
- return CMD_HELP;
+ if (rec->cr_index < startrec) {
+ llapi_changelog_free(&rec);
+ continue;
}
- }
-
- if (param.fp_mdt_index == -1) {
- fprintf(stderr, "%s: MDT index must be specified\n", argv[0]);
- return CMD_HELP;
- }
-
- if (optind >= argc) {
- fprintf(stderr, "%s: missing operand path\n", argv[0]);
- return CMD_HELP;
- }
- param.fp_migrate = 1;
- rc = llapi_migrate_mdt(argv[optind], ¶m);
- if (rc != 0)
- fprintf(stderr, "%s: cannot migrate '%s' to MDT%04x: %s\n",
- argv[0], argv[optind], param.fp_mdt_index,
- strerror(-rc));
- return rc;
-}
+ secs = rec->cr_time >> 30;
+ gmtime_r(&secs, &ts);
+ printf("%ju %02d%-5s %02d:%02d:%02d.%09d %04d.%02d.%02d "
+ "0x%x t="DFID, (uintmax_t)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));
-static int lfs_osts(int argc, char **argv)
-{
- return lfs_tgts(argc, argv);
-}
+ if (rec->cr_flags & CLF_JOBID) {
+ struct changelog_ext_jobid *jid =
+ changelog_rec_jobid(rec);
-static int lfs_mdts(int argc, char **argv)
-{
- return lfs_tgts(argc, argv);
-}
+ if (jid->cr_jobid[0] != '\0')
+ printf(" j=%s", jid->cr_jobid);
+ }
-#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%%"
+ if (rec->cr_flags & CLF_EXTRA_FLAGS) {
+ struct changelog_ext_extra_flags *ef =
+ changelog_rec_extra_flags(rec);
-enum mntdf_flags {
- MNTDF_INODES = 0x0001,
- MNTDF_COOKED = 0x0002,
- MNTDF_LAZY = 0x0004,
- MNTDF_VERBOSE = 0x0008,
-};
+ printf(" ef=0x%llx", ef->cr_extra_flags);
-static int showdf(char *mntdir, struct obd_statfs *stat,
- char *uuid, enum mntdf_flags flags,
- 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[3 * sizeof(__u64)];
- char ubuf[3 * sizeof(__u64)];
- char abuf[3 * sizeof(__u64)];
- char rbuf[3 * sizeof(__u64)];
+ if (ef->cr_extra_flags & CLFE_UIDGID) {
+ struct changelog_ext_uidgid *uidgid =
+ changelog_rec_uidgid(rec);
- if (!uuid || !stat)
- return -EINVAL;
+ printf(" u=%llu:%llu",
+ uidgid->cr_uid, uidgid->cr_gid);
+ }
+ if (ef->cr_extra_flags & CLFE_NID) {
+ struct changelog_ext_nid *nid =
+ changelog_rec_nid(rec);
- switch (rc) {
- case 0:
- if (flags & MNTDF_INODES) {
- avail = stat->os_ffree;
- used = stat->os_files - stat->os_ffree;
- total = stat->os_files;
- } else {
- int shift = flags & MNTDF_COOKED ? 0 : 10;
+ printf(" nid=%s",
+ libcfs_nid2str(nid->cr_nid));
+ }
- 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 (ef->cr_extra_flags & CLFE_OPEN) {
+ struct changelog_ext_openmode *omd =
+ changelog_rec_openmode(rec);
+ char mode[] = "---";
- if ((used + avail) > 0)
- ratio = (double)used / (double)(used + avail);
+ /* exec mode must be exclusive */
+ if (omd->cr_openflags & MDS_FMODE_EXEC) {
+ mode[2] = 'x';
+ } else {
+ if (omd->cr_openflags & MDS_FMODE_READ)
+ mode[0] = 'r';
+ if (omd->cr_openflags &
+ (MDS_FMODE_WRITE |
+ MDS_OPEN_TRUNC |
+ MDS_OPEN_APPEND))
+ mode[1] = 'w';
+ }
- if (flags & MNTDF_COOKED) {
- int i;
- double cook_val;
+ if (strcmp(mode, "---") != 0)
+ printf(" m=%s", mode);
- cook_val = (double)total;
- i = COOK(cook_val);
- if (i > 0)
- snprintf(tbuf, sizeof(tbuf), HDF, cook_val,
- suffix[i - 1]);
- else
- snprintf(tbuf, sizeof(tbuf), CDF, total);
+ }
- cook_val = (double)used;
- i = COOK(cook_val);
- if (i > 0)
- snprintf(ubuf, sizeof(ubuf), HDF, cook_val,
- suffix[i - 1]);
- else
- snprintf(ubuf, sizeof(ubuf), CDF, used);
+ if (ef->cr_extra_flags & CLFE_XATTR) {
+ struct changelog_ext_xattr *xattr =
+ changelog_rec_xattr(rec);
- cook_val = (double)avail;
- i = COOK(cook_val);
- if (i > 0)
- snprintf(abuf, sizeof(abuf), HDF, cook_val,
- suffix[i - 1]);
- else
- snprintf(abuf, sizeof(abuf), CDF, avail);
- } else {
- snprintf(tbuf, sizeof(tbuf), CDF, total);
- snprintf(ubuf, sizeof(tbuf), CDF, used);
- snprintf(abuf, sizeof(tbuf), CDF, avail);
+ if (xattr->cr_xattr[0] != '\0')
+ printf(" x=%s", xattr->cr_xattr);
+ }
}
- 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]", type, index);
+ if (rec->cr_namelen)
+ printf(" p="DFID" %.*s", PFID(&rec->cr_pfid),
+ rec->cr_namelen, changelog_rec_name(rec));
- if (stat->os_state) {
- /*
- * Each character represents the matching
- * OS_STATE_* bit.
- */
- const char state_names[] = "DRSI";
- __u32 state;
- __u32 i;
+ if (rec->cr_flags & CLF_RENAME) {
+ struct changelog_ext_rename *rnm =
+ changelog_rec_rename(rec);
- printf(" ");
- for (i = 0, state = stat->os_state;
- state && i < sizeof(state_names); i++) {
- if (!(state & (1 << i)))
- continue;
- printf("%c", state_names[i]);
- state ^= 1 << i;
- }
+ if (!fid_is_zero(&rnm->cr_sfid))
+ printf(" s="DFID" sp="DFID" %.*s",
+ PFID(&rnm->cr_sfid),
+ PFID(&rnm->cr_spfid),
+ (int)changelog_rec_snamelen(rec),
+ changelog_rec_sname(rec));
}
-
- printf("\n");
- break;
- case -ENODATA:
- printf(UUF": inactive device\n", uuid);
- break;
- default:
- printf(UUF": %s\n", uuid, strerror(-rc));
- break;
+ printf("\n");
+
+ llapi_changelog_free(&rec);
}
- return 0;
+ llapi_changelog_fini(&changelog_priv);
+
+ if (rc < 0)
+ fprintf(stderr, "%s changelog: cannot access changelog: %s\n",
+ progname, strerror(errno = -rc));
+
+ return (rc == 1 ? 0 : rc);
}
-struct ll_stat_type {
- int st_op;
- char *st_name;
-};
+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 == -EINVAL)
+ fprintf(stderr, "%s: record out of range: %llu\n",
+ argv[0], endrec);
+ else if (rc == -ENOENT)
+ fprintf(stderr, "%s: no changelog user: %s\n",
+ argv[0], argv[2]);
+ else if (rc)
+ fprintf(stderr, "%s error: %s\n", argv[0],
+ strerror(-rc));
+
+ if (rc)
+ errno = -rc;
+
+ return rc;
+}
-static int mntdf(char *mntdir, char *fsname, char *pool, enum mntdf_flags flags)
+static int lfs_fid2path(int argc, char **argv)
{
- struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
- struct obd_uuid uuid_buf;
- char *poolname = NULL;
- struct ll_stat_type types[] = {
- { .st_op = LL_STATFS_LMV, .st_name = "MDT" },
- { .st_op = LL_STATFS_LOV, .st_name = "OST" },
- { .st_name = NULL } };
- struct ll_stat_type *tp;
- __u64 ost_ffree = 0;
- __u32 index;
- __u32 type;
- int fd;
+ struct option long_opts[] = {
+ { .val = 'c', .name = "cur", .has_arg = no_argument },
+ { .val = 'l', .name = "link", .has_arg = required_argument },
+ { .val = 'r', .name = "rec", .has_arg = required_argument },
+ { .name = NULL } };
+ char short_opts[] = "cl:r:";
+ char *device, *fid, *path;
+ long long recno = -1;
+ int linkno = -1;
+ int lnktmp;
+ int printcur = 0;
int rc = 0;
- int rc2;
+ char *endptr = NULL;
- if (pool) {
- poolname = strchr(pool, '.');
- if (poolname != NULL) {
- if (strncmp(fsname, pool, strlen(fsname))) {
- fprintf(stderr, "filesystem name incorrect\n");
- return -ENODEV;
+ while ((rc = getopt_long(argc, argv, short_opts,
+ long_opts, NULL)) != -1) {
+ switch (rc) {
+ case 'c':
+ printcur++;
+ break;
+ case 'l':
+ linkno = strtol(optarg, &endptr, 10);
+ if (*endptr != '\0') {
+ fprintf(stderr,
+ "%s fid2path: invalid linkno '%s'\n",
+ progname, optarg);
+ return CMD_HELP;
}
- poolname++;
- } else
- poolname = pool;
+ break;
+ case 'r':
+ recno = strtoll(optarg, &endptr, 10);
+ if (*endptr != '\0') {
+ fprintf(stderr,
+ "%s fid2path: invalid recno '%s'\n",
+ progname, optarg);
+ return CMD_HELP;
+ }
+ break;
+ default:
+ fprintf(stderr,
+ "%s fid2path: unrecognized option '%s'\n",
+ progname, argv[optind - 1]);
+ return CMD_HELP;
+ }
}
- fd = open(mntdir, O_RDONLY);
- if (fd < 0) {
+ if (argc < 3) {
+ fprintf(stderr,
+ "%s fid2path: <fsname|rootpath> and <fid>... must be specified\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ device = argv[optind++];
+ path = calloc(1, PATH_MAX);
+ if (path == NULL) {
rc = -errno;
- fprintf(stderr, "%s: cannot open '%s': %s\n", progname, mntdir,
- strerror(errno));
+ fprintf(stderr,
+ "%s fid2path: cannot allocate memory for path: %s\n",
+ progname, strerror(-rc));
return rc;
}
- if (flags & MNTDF_INODES)
- 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", flags & MNTDF_COOKED ? "bytes" : "1K-blocks",
- "Used", "Available", "Use%", "Mounted on");
+ rc = 0;
+ while (optind < argc) {
+ fid = argv[optind++];
- 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 = flags & MNTDF_LAZY ?
- tp->st_op | LL_STATFS_NODELAY : tp->st_op;
- rc2 = llapi_obd_fstatfs(fd, type, index,
- &stat_buf, &uuid_buf);
- if (rc2 == -ENODEV)
+ lnktmp = (linkno >= 0) ? linkno : 0;
+ while (1) {
+ int oldtmp = lnktmp;
+ long long rectmp = recno;
+ int rc2;
+ rc2 = llapi_fid2path(device, fid, path, PATH_MAX,
+ &rectmp, &lnktmp);
+ if (rc2 < 0) {
+ fprintf(stderr,
+ "%s fid2path: cannot find '%s': %s\n",
+ progname, fid, strerror(errno = -rc2));
+ if (rc == 0)
+ rc = rc2;
break;
- if (rc2 == -EAGAIN)
- continue;
- if (rc2 == -ENODATA) { /* Inactive device, OK. */
- if (!(flags & MNTDF_VERBOSE))
- continue;
- } else if (rc2 < 0 && rc == 0) {
- rc = rc2;
}
- 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')
- snprintf(uuid_buf.uuid, sizeof(uuid_buf.uuid),
- "%s%04x", tp->st_name, index);
- showdf(mntdir, &stat_buf, obd_uuid2str(&uuid_buf),
- flags, tp->st_name, index, rc2);
-
- if (rc2 == 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;
- ost_ffree += stat_buf.os_ffree;
- }
+ 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;
}
}
- close(fd);
+ free(path);
+ return rc;
+}
- /* If we don't have as many objects free on the OST as inodes
- * on the MDS, we reduce the total number of inodes to
- * compensate, so that the "inodes in use" number is correct.
- * Matches ll_statfs_internal() so the results are consistent. */
- if (ost_ffree < sum.os_ffree) {
- sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
- sum.os_ffree = ost_ffree;
+static int lfs_path2fid(int argc, char **argv)
+{
+ struct option long_opts[] = {
+ { .val = 'p', .name = "parents", .has_arg = no_argument },
+ { .name = NULL } };
+ char **path;
+ const char short_opts[] = "p";
+ const char *sep = "";
+ struct lu_fid fid;
+ int rc = 0;
+ bool show_parents = false;
+
+ while ((rc = getopt_long(argc, argv, short_opts,
+ long_opts, NULL)) != -1) {
+ switch (rc) {
+ case 'p':
+ show_parents = true;
+ break;
+ default:
+ fprintf(stderr,
+ "%s path2fid: unrecognized option '%s'\n",
+ progname, argv[optind - 1]);
+ return CMD_HELP;
+ }
+ }
+
+ if (optind > argc - 1) {
+ fprintf(stderr, "%s path2fid: FILE... must be specified\n",
+ progname);
+ return CMD_HELP;
+ }
+ else if (optind < argc - 1)
+ sep = ": ";
+
+ rc = 0;
+ for (path = argv + optind; *path != NULL; path++) {
+ int err = 0;
+ if (!show_parents) {
+ err = llapi_path2fid(*path, &fid);
+ if (!err)
+ printf("%s%s"DFID"\n",
+ *sep != '\0' ? *path : "", sep,
+ PFID(&fid));
+ } else {
+ char name[NAME_MAX + 1];
+ unsigned int linkno = 0;
+
+ while ((err = llapi_path2parent(*path, linkno, &fid,
+ name, sizeof(name))) == 0) {
+ if (*sep != '\0' && linkno == 0)
+ printf("%s%s", *path, sep);
+
+ printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
+ PFID(&fid), name);
+ linkno++;
+ }
+
+ /* err == -ENODATA is end-of-loop */
+ if (linkno > 0 && err == -ENODATA) {
+ printf("\n");
+ err = 0;
+ }
+ }
+
+ if (err) {
+ fprintf(stderr,
+ "%s path2fid: cannot get %sfid for '%s': %s\n",
+ progname, show_parents ? "parent " : "", *path,
+ strerror(-err));
+ if (rc == 0) {
+ rc = err;
+ errno = -err;
+ }
+ }
}
- printf("\n");
- showdf(mntdir, &sum, "filesystem_summary:", flags, NULL, 0, 0);
- printf("\n");
return rc;
}
-static int lfs_df(int argc, char **argv)
+static int lfs_data_version(int argc, char **argv)
{
- char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
- enum mntdf_flags flags = 0;
- int c, rc = 0, index = 0;
- char fsname[PATH_MAX] = "", *pool_name = NULL;
- struct option long_opts[] = {
- { .val = 'h', .name = "human-readable",
- .has_arg = no_argument },
- { .val = 'i', .name = "inodes", .has_arg = no_argument },
- { .val = 'l', .name = "lazy", .has_arg = no_argument },
- { .val = 'p', .name = "pool", .has_arg = required_argument },
- { .val = 'v', .name = "verbose", .has_arg = no_argument },
- { .name = NULL} };
+ char *path;
+ __u64 data_version;
+ int fd;
+ int rc;
+ int c;
+ int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
- while ((c = getopt_long(argc, argv, "hilp:v", long_opts, NULL)) != -1) {
+ if (argc < 2) {
+ fprintf(stderr, "%s data_version: FILE must be specified\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ while ((c = getopt(argc, argv, "nrw")) != -1) {
switch (c) {
- case 'h':
- flags |= MNTDF_COOKED;
- break;
- case 'i':
- flags |= MNTDF_INODES;
- break;
- case 'l':
- flags |= MNTDF_LAZY;
+ case 'n':
+ data_version_flags = 0;
break;
- case 'p':
- pool_name = optarg;
+ case 'r':
+ data_version_flags |= LL_DV_RD_FLUSH;
break;
- case 'v':
- flags |= MNTDF_VERBOSE;
+ case 'w':
+ data_version_flags |= LL_DV_WR_FLUSH;
break;
default:
+ fprintf(stderr,
+ "%s data_version: unrecognized option '%s'\n",
+ progname, argv[optind - 1]);
return CMD_HELP;
}
}
- if (optind < argc && !realpath(argv[optind], path)) {
+ if (optind == argc) {
+ fprintf(stderr, "%s data_version: FILE must be specified\n",
+ progname);
+ return CMD_HELP;
+ }
+
+ path = argv[optind];
+ fd = open(path, O_RDONLY);
+ if (fd < 0) {
rc = -errno;
- fprintf(stderr, "error: invalid path '%s': %s\n",
- argv[optind], strerror(-rc));
+ fprintf(stderr, "%s data_version: cannot open file '%s': %s\n",
+ progname, path, 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, flags);
- if (rc || path[0] != '\0')
- break;
- fsname[0] = '\0'; /* avoid matching in next loop */
- mntdir[0] = '\0'; /* avoid matching in next loop */
- }
+ rc = llapi_get_data_version(fd, &data_version, data_version_flags);
+ if (rc < 0)
+ fprintf(stderr,
+ "%s data_version: cannot get version for '%s': %s\n",
+ progname, path, strerror(-rc));
+ else
+ printf("%ju" "\n", (uintmax_t)data_version);
+ close(fd);
return rc;
}
-static int lfs_getname(int argc, char **argv)
+static int lfs_hsm_state(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)];
+ int rc;
+ int i = 1;
+ char *path;
+ struct hsm_user_state hus;
- while ((c = getopt(argc, argv, "h")) != -1)
- return CMD_HELP;
+ if (argc < 2)
+ 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;
- }
+ do {
+ path = argv[i];
- printf("%s %s\n", buf, mntdir);
+ 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;
+ }
- 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;
- }
+ /* Display path name and status flags */
+ printf("%s: (0x%08x)", path, hus.hus_states);
- printf("%s %s\n", buf, argv[optind]);
- }
- }
- return rc;
+ 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;
}
-static int lfs_check(int argc, char **argv)
+#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)
{
- int rc;
- char mntdir[PATH_MAX] = {'\0'};
- int num_types = 1;
- char *obd_types[2];
- char obd_type1[4];
- char obd_type2[4];
+ struct option long_opts[] = {
+ { .val = 'A', .name = "archived", .has_arg = no_argument },
+ { .val = 'a', .name = "noarchive", .has_arg = no_argument },
+ { .val = 'd', .name = "dirty", .has_arg = no_argument },
+ { .val = 'e', .name = "exists", .has_arg = no_argument },
+ { .val = 'l', .name = "lost", .has_arg = no_argument },
+ { .val = 'r', .name = "norelease", .has_arg = no_argument },
+ { .val = 'i', .name = "archive-id", .has_arg = required_argument },
+ { .name = NULL } };
+ char short_opts[] = "lraAdei:";
+ __u64 mask = 0;
+ int c, rc;
+ char *path;
+ __u32 archive_id = 0;
+ char *end = NULL;
- if (argc != 2)
- return CMD_HELP;
+ if (argc < 3)
+ 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;
- }
+ 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 'i':
+ archive_id = strtol(optarg, &end, 10);
+ if (*end != '\0') {
+ fprintf(stderr, "invalid archive_id: '%s'\n",
+ end);
+ return CMD_HELP;
+ }
+ break;
+ case '?':
+ return CMD_HELP;
+ default:
+ fprintf(stderr, "error: %s: option '%s' unrecognized\n",
+ argv[0], argv[optind - 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;
- }
+ /* User should have specified a flag */
+ if (mask == 0)
+ return CMD_HELP;
- rc = llapi_target_check(num_types, obd_types, mntdir);
- if (rc)
- fprintf(stderr, "error: %s: %s status failed\n",
- argv[0],argv[1]);
+ while (optind < argc) {
- return rc;
+ 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, archive_id);
+ else
+ rc = llapi_hsm_state_set(path, 0, mask, 0);
-#ifdef HAVE_SYS_QUOTA_H
-#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)
+ if (rc != 0) {
+ fprintf(stderr, "Can't change hsm flags for %s: %s\n",
+ path, strerror(errno = -rc));
+ return rc;
+ }
+ optind++;
+ }
-#define ADD_OVERFLOW(a,b) ((a + b) < a) ? (a = ULONG_MAX) : (a = a + b)
+ return 0;
+}
-/* 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)
+static int lfs_hsm_action(int argc, char **argv)
{
- 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;
- }
+ 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;
- /* format string is XXwXXdXXhXXmXXs */
- while (*timestr) {
- unsigned long v;
- int ind;
- char* ptr;
+ if (argc < 2)
+ return CMD_HELP;
- v = strtoul(timestr, &tail, 10);
- if (v == ULONG_MAX || *tail == '\0')
- /* value too large (ULONG_MAX or more)
- or missing specifier */
- goto error;
+ do {
+ path = argv[i];
- ptr = strchr(spec, *tail);
- if (ptr == NULL)
- /* unknown specifier */
- goto error;
+ 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;
- ind = ptr - spec;
+ printf("%s: %s", path, hsm_user_action2name(hua));
- /* check if product will overflow the type */
- if (!(v < ULONG_MAX / mult[ind]))
- goto error;
+ /* Skip file without action */
+ if (hca.hca_action == HUA_NONE) {
+ printf("\n");
+ continue;
+ }
- ADD_OVERFLOW(val, mult[ind] * v);
- if (val == ULONG_MAX)
- goto error;
+ printf(" %s ", hsm_progress_state2name(hps));
- timestr = tail + 1;
- }
+ if ((hps == HPS_RUNNING) &&
+ (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
+ printf("(%llu bytes moved)\n",
+ (unsigned long long)he.length);
+ else if ((he.offset + he.length) == LUSTRE_EOF)
+ printf("(from %llu to EOF)\n",
+ (unsigned long long)he.offset);
+ else
+ printf("(from %llu to %llu)\n",
+ (unsigned long long)he.offset,
+ (unsigned long long)(he.offset + he.length));
- return val;
+ } while (++i < argc);
-error:
- return ULONG_MAX;
+ return 0;
}
-#define ARG2ULL(nr, str, def_units) \
-do { \
- unsigned long long limit, units = def_units; \
- int rc; \
- \
- rc = llapi_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)
+static int lfs_hsm_set(int argc, char **argv)
{
- int i;
-
- for (i = 1; i < argc; i++)
- if (!strcmp(argv[i], "-t"))
- return 1;
+ return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
+}
- return 0;
+static int lfs_hsm_clear(int argc, char **argv)
+{
+ return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
}
-int lfs_setquota_times(int argc, char **argv)
+/**
+ * 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(const char *file, struct lu_fid *fid,
+ dev_t *last_dev)
{
- 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[] = {
- { .val = 'b', .name = "block-grace", .has_arg = required_argument },
- { .val = 'g', .name = "group", .has_arg = no_argument },
- { .val = 'i', .name = "inode-grace", .has_arg = required_argument },
- { .val = 'p', .name = "projid", .has_arg = no_argument },
- { .val = 't', .name = "times", .has_arg = no_argument },
- { .val = 'u', .name = "user", .has_arg = no_argument },
- { .name = NULL } };
- int qtype;
+ struct stat st;
+ int rc;
- memset(&qctl, 0, sizeof(qctl));
- qctl.qc_cmd = LUSTRE_Q_SETINFO;
- qctl.qc_type = ALLQUOTA;
+ rc = lstat(file, &st);
+ if (rc) {
+ fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
+ return -errno;
+ }
+ /* Checking for regular file as archiving as posix copytool
+ * rejects archiving files other than regular files
+ */
+ if (!S_ISREG(st.st_mode)) {
+ fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
+ return CMD_HELP;
+ }
+ /* 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;
- while ((c = getopt_long(argc, argv, "b:gi:ptu",
- long_opts, NULL)) != -1) {
- switch (c) {
- case 'u':
- qtype = USRQUOTA;
- goto quota_type;
- case 'g':
- qtype = GRPQUOTA;
- goto quota_type;
- case 'p':
- qtype = PRJQUOTA;
-quota_type:
- if (qctl.qc_type != ALLQUOTA) {
- fprintf(stderr, "error: -u/g/p can't be used "
- "more than once\n");
- return CMD_HELP;
- }
- qctl.qc_type = qtype;
- 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;
- }
- }
+ rc = llapi_path2fid(file, fid);
+ if (rc) {
+ fprintf(stderr, "Cannot read FID of %s: %s\n",
+ file, strerror(-rc));
+ return rc;
+ }
+ return 0;
+}
- if (qctl.qc_type == ALLQUOTA) {
- fprintf(stderr, "error: neither -u, -g nor -p specified\n");
- return CMD_HELP;
- }
+/* Fill an HSM HUR item with a given file name.
+ *
+ * If mntpath is set, then the filename is actually a FID, and no
+ * lookup on the filesystem will be performed.
+ *
+ * \param[in] hur the user request to fill
+ * \param[in] idx index of the item inside the HUR to fill
+ * \param[in] mntpath mountpoint of Lustre
+ * \param[in] fname filename (if mtnpath is NULL)
+ * or FID (if mntpath is set)
+ * \param[in] last_dev pointer to last device id used
+ *
+ * \retval 0 on success
+ * \retval CMD_HELP or a negative errno on error
+ */
+static int fill_hur_item(struct hsm_user_request *hur, unsigned int idx,
+ const char *mntpath, const char *fname,
+ dev_t *last_dev)
+{
+ struct hsm_user_item *hui = &hur->hur_user_item[idx];
+ int rc;
- if (optind != argc - 1) {
- fprintf(stderr, "error: unexpected parameters encountered\n");
- return CMD_HELP;
- }
+ hui->hui_extent.length = -1;
- 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;
- }
+ if (mntpath != NULL) {
+ if (*fname == '[')
+ fname++;
+ rc = sscanf(fname, SFID, RFID(&hui->hui_fid));
+ if (rc == 3) {
+ rc = 0;
+ } else {
+ fprintf(stderr, "hsm: '%s' is not a valid FID\n",
+ fname);
+ rc = -EINVAL;
+ }
+ } else {
+ rc = lfs_hsm_prepare_file(fname, &hui->hui_fid, last_dev);
+ }
- return 0;
-}
+ if (rc == 0)
+ hur->hur_request.hr_itemcount++;
-#define BSLIMIT (1 << 0)
-#define BHLIMIT (1 << 1)
-#define ISLIMIT (1 << 2)
-#define IHLIMIT (1 << 3)
+ return rc;
+}
-int lfs_setquota(int argc, char **argv)
+static int lfs_hsm_request(int argc, char **argv, int action)
{
- 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[] = {
- { .val = 'b', .name = "block-softlimit",
- .has_arg = required_argument },
- { .val = 'B', .name = "block-hardlimit",
- .has_arg = required_argument },
- { .val = 'g', .name = "group", .has_arg = required_argument },
- { .val = 'i', .name = "inode-softlimit",
- .has_arg = required_argument },
- { .val = 'I', .name = "inode-hardlimit",
- .has_arg = required_argument },
- { .val = 'p', .name = "projid", .has_arg = required_argument },
- { .val = 'u', .name = "user", .has_arg = required_argument },
+ struct option long_opts[] = {
+ { .val = 'a', .name = "archive", .has_arg = required_argument },
+ { .val = 'D', .name = "data", .has_arg = required_argument },
+ { .val = 'l', .name = "filelist", .has_arg = required_argument },
+ { .val = 'm', .name = "mntpath", .has_arg = required_argument },
{ .name = NULL } };
- unsigned limit_mask = 0;
- char *endptr;
- int qtype;
-
- if (has_times_option(argc, argv))
- return lfs_setquota_times(argc, argv);
+ dev_t last_dev = 0;
+ char short_opts[] = "l:D:a:m:";
+ 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 = NULL;
+ char *mntpath = NULL;
+ int rc;
- memset(&qctl, 0, sizeof(qctl));
- qctl.qc_cmd = LUSTRE_Q_SETQUOTA;
- qctl.qc_type = ALLQUOTA; /* ALLQUOTA makes no sense for setquota,
- * so it can be used as a marker that qc_type
- * isn't reinitialized from command line */
+ if (argc < 2)
+ return CMD_HELP;
- while ((c = getopt_long(argc, argv, "b:B:g:i:I:p:u:",
- long_opts, NULL)) != -1) {
+ while ((c = getopt_long(argc, argv, short_opts,
+ long_opts, NULL)) != -1) {
switch (c) {
- case 'u':
- qtype = USRQUOTA;
- rc = name2uid(&qctl.qc_id, optarg);
- goto quota_type;
- case 'g':
- qtype = GRPQUOTA;
- rc = name2gid(&qctl.qc_id, optarg);
- goto quota_type;
- case 'p':
- qtype = PRJQUOTA;
- rc = name2projid(&qctl.qc_id, optarg);
-quota_type:
- if (qctl.qc_type != ALLQUOTA) {
- fprintf(stderr, "error: -u and -g can't be used"
- " more than once\n");
+ case 'l':
+ filelist = optarg;
+ break;
+ case 'D':
+ opaque = optarg;
+ break;
+ case 'a':
+ if (action != HUA_ARCHIVE &&
+ action != HUA_REMOVE) {
+ fprintf(stderr,
+ "error: -a is supported only "
+ "when archiving or removing\n");
return CMD_HELP;
- }
- qctl.qc_type = qtype;
- 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;
- }
}
+ archive_id = atoi(optarg);
break;
- case 'b':
- ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
- dqb->dqb_bsoftlimit >>= 10;
- limit_mask |= BSLIMIT;
- if (dqb->dqb_bsoftlimit &&
- dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
- fprintf(stderr, "warning: block softlimit is "
- "smaller than the miminal qunit size, "
- "please see the help of setquota or "
- "Lustre manual for details.\n");
- break;
- case 'B':
- ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
- dqb->dqb_bhardlimit >>= 10;
- limit_mask |= BHLIMIT;
- if (dqb->dqb_bhardlimit &&
- dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
- fprintf(stderr, "warning: block hardlimit is "
- "smaller than the miminal qunit size, "
- "please see the help of setquota or "
- "Lustre manual for details.\n");
- break;
- case 'i':
- ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
- limit_mask |= ISLIMIT;
- if (dqb->dqb_isoftlimit &&
- dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
- fprintf(stderr, "warning: inode softlimit is "
- "smaller than the miminal qunit size, "
- "please see the help of setquota or "
- "Lustre manual for details.\n");
- break;
- case 'I':
- ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
- limit_mask |= IHLIMIT;
- if (dqb->dqb_ihardlimit &&
- dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
- fprintf(stderr, "warning: inode hardlimit is "
- "smaller than the miminal qunit size, "
- "please see the help of setquota or "
- "Lustre manual for details.\n");
- break;
- default: /* getopt prints error message for us when opterr != 0 */
+ case 'm':
+ if (some_file == NULL) {
+ mntpath = optarg;
+ some_file = strdup(optarg);
+ }
+ break;
+ case '?':
+ return CMD_HELP;
+ default:
+ fprintf(stderr, "error: %s: option '%s' unrecognized\n",
+ argv[0], argv[optind - 1]);
return CMD_HELP;
}
}
- if (qctl.qc_type == ALLQUOTA) {
- fprintf(stderr, "error: neither -u, -g nor -p was specified\n");
- return CMD_HELP;
- }
-
- if (limit_mask == 0) {
- fprintf(stderr, "error: at least one limit must be specified\n");
- return CMD_HELP;
- }
+ /* All remaining args are files, so we have at least nbfile */
+ nbfile = argc - optind;
- if (optind != argc - 1) {
- fprintf(stderr, "error: unexpected parameters encountered\n");
- return CMD_HELP;
- }
+ if ((nbfile == 0) && (filelist == NULL))
+ return CMD_HELP;
- mnt = argv[optind];
+ if (opaque != NULL)
+ opaque_len = strlen(opaque);
- 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;
- }
+ /* 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;
- 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;
- }
+ hur->hur_request.hr_action = action;
+ hur->hur_request.hr_archive_id = archive_id;
+ hur->hur_request.hr_flags = 0;
- if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
- dqb->dqb_valid |= QIF_ITIME;
- dqb->dqb_itime = tmp_qctl.qc_dqblk.dqb_itime;
- }
- }
+ /* All remaining args are files, add them */
+ if (nbfile != 0 && some_file == NULL)
+ some_file = strdup(argv[optind]);
- dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
- dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
+ for (i = 0; i < nbfile; i++) {
+ rc = fill_hur_item(hur, i, mntpath, argv[optind + i],
+ &last_dev);
+ if (rc)
+ goto out_free;
+ }
- 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;
- }
+ /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
- return 0;
-}
+ /* 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;
+ }
-/* 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;
+ while ((rc = getline(&line, &len, fp)) != -1) {
+ /* If allocated buffer was too small, get something
+ * larger */
+ if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
+ ssize_t size;
- for (i = sizeof(mult) / sizeof(mult[0]) - 1 ; i >= 0; i--) {
- c = seconds / mult[i];
+ nbfile_alloc = nbfile_alloc * 2 + 1;
+ oldhur = hur;
+ hur = llapi_hsm_user_request_alloc(nbfile_alloc,
+ opaque_len);
+ if (hur == NULL) {
+ fprintf(stderr, "hsm: cannot allocate "
+ "the request: %s\n",
+ strerror(errno));
+ hur = oldhur;
+ rc = -errno;
+ fclose(fp);
+ goto out_free;
+ }
+ size = hur_len(oldhur);
+ if (size < 0) {
+ fprintf(stderr, "hsm: cannot allocate "
+ "%u files + %u bytes data\n",
+ oldhur->hur_request.hr_itemcount,
+ oldhur->hur_request.hr_data_len);
+ free(hur);
+ hur = oldhur;
+ rc = -E2BIG;
+ fclose(fp);
+ goto out_free;
+ }
+ memcpy(hur, oldhur, size);
+ free(oldhur);
+ }
- if (c > 0 || (i == 0 && buf == tail))
- tail += snprintf(tail, 40-(tail-buf), "%lu%c", c, spec[i]);
+ /* Chop CR */
+ if (line[strlen(line) - 1] == '\n')
+ line[strlen(line) - 1] = '\0';
- seconds %= mult[i];
- }
+ rc = fill_hur_item(hur, hur->hur_request.hr_itemcount,
+ mntpath, line, &last_dev);
+ if (rc) {
+ fclose(fp);
+ goto out_free;
+ }
- return tail;
-}
+ if (some_file == NULL) {
+ some_file = line;
+ line = NULL;
+ }
+ }
-static void sec2str(time_t seconds, char *buf, int rc)
-{
- char *tail = buf;
+ rc = fclose(fp);
+ free(line);
+ }
- if (rc)
- *tail++ = '[';
+ /* 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);
- tail = __sec2str(seconds, tail);
+ /* 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;
+ }
- if (rc && tail - buf < 39) {
- *tail++ = ']';
- *tail++ = 0;
- }
+out_free:
+ free(some_file);
+ free(hur);
+ return rc;
}
-static void diff2str(time_t seconds, char *buf, time_t now)
+static int lfs_hsm_archive(int argc, char **argv)
{
-
- buf[0] = 0;
- if (!seconds)
- return;
- if (seconds <= now) {
- strcpy(buf, "none");
- return;
- }
- __sec2str(seconds - now, buf);
+ return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
}
-static void print_quota_title(char *name, struct if_quotactl *qctl,
- bool human_readable)
+static int lfs_hsm_restore(int argc, char **argv)
{
- printf("Disk quotas for %s %s (%cid %u):\n",
- qtype_name(qctl->qc_type), name,
- *qtype_name(qctl->qc_type), qctl->qc_id);
- printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
- "Filesystem", human_readable ? "used" : "kbytes",
- "quota", "limit", "grace",
- "files", "quota", "limit", "grace");
+ return lfs_hsm_request(argc, argv, HUA_RESTORE);
}
-static void kbytes2str(__u64 num, char *buf, int buflen, bool h)
+static int lfs_hsm_release(int argc, char **argv)
{
- if (!h) {
- snprintf(buf, buflen, "%ju", (uintmax_t)num);
- } else {
- if (num >> 40)
- snprintf(buf, buflen, "%5.4gP",
- (double)num / ((__u64)1 << 40));
- else if (num >> 30)
- snprintf(buf, buflen, "%5.4gT",
- (double)num / (1 << 30));
- else if (num >> 20)
- snprintf(buf, buflen, "%5.4gG",
- (double)num / (1 << 20));
- else if (num >> 10)
- snprintf(buf, buflen, "%5.4gM",
- (double)num / (1 << 10));
- else
- snprintf(buf, buflen, "%ju%s", (uintmax_t)num, "k");
- }
+ return lfs_hsm_request(argc, argv, HUA_RELEASE);
}
-#define STRBUF_LEN 32
-static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
- int rc, bool h)
+static int lfs_hsm_remove(int argc, char **argv)
{
- 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;
- char numbuf[3][STRBUF_LEN];
- char timebuf[40];
- char strbuf[STRBUF_LEN];
-
- if (dqb->dqb_bhardlimit &&
- lustre_stoqb(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_itime > now) {
- iover = 2;
- } else {
- iover = 3;
- }
- }
-
-
- if (strlen(mnt) > 15)
- printf("%s\n%15s", mnt, "");
- else
- printf("%15s", mnt);
-
- if (bover)
- diff2str(dqb->dqb_btime, timebuf, now);
-
- kbytes2str(lustre_stoqb(dqb->dqb_curspace),
- strbuf, sizeof(strbuf), h);
- if (rc == -EREMOTEIO)
- sprintf(numbuf[0], "%s*", strbuf);
- else
- sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
- "%s" : "[%s]", strbuf);
-
- kbytes2str(dqb->dqb_bsoftlimit, strbuf, sizeof(strbuf), h);
- if (type == QC_GENERAL)
- sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
- "%s" : "[%s]", strbuf);
- else
- sprintf(numbuf[1], "%s", "-");
-
- kbytes2str(dqb->dqb_bhardlimit, strbuf, sizeof(strbuf), h);
- sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
- "%s" : "[%s]", strbuf);
+ return lfs_hsm_request(argc, argv, HUA_REMOVE);
+}
- printf(" %7s%c %6s %7s %7s",
- numbuf[0], bover ? '*' : ' ', numbuf[1],
- numbuf[2], bover > 1 ? timebuf : "-");
+static int lfs_hsm_cancel(int argc, char **argv)
+{
+ return lfs_hsm_request(argc, argv, HUA_CANCEL);
+}
- if (iover)
- diff2str(dqb->dqb_itime, timebuf, now);
+static int lfs_swap_layouts(int argc, char **argv)
+{
+ if (argc != 3)
+ return CMD_HELP;
- sprintf(numbuf[0], (dqb->dqb_valid & QIF_INODES) ?
- "%ju" : "[%ju]", (uintmax_t)dqb->dqb_curinodes);
+ return llapi_swap_layouts(argv[1], argv[2], 0, 0,
+ SWAP_LAYOUTS_KEEP_MTIME |
+ SWAP_LAYOUTS_KEEP_ATIME);
+}
- if (type == QC_GENERAL)
- sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
- "%ju" : "[%ju]",
- (uintmax_t)dqb->dqb_isoftlimit);
- else
- sprintf(numbuf[1], "%s", "-");
+static const char *const ladvise_names[] = LU_LADVISE_NAMES;
- sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
- "%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
+static const char *const lock_mode_names[] = LOCK_MODE_NAMES;
- 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");
+int lfs_get_mode(const char *string)
+{
+ enum lock_mode_user mode;
- } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO ||
- qctl->qc_cmd == Q_GETOINFO) {
- char bgtimebuf[40];
- char igtimebuf[40];
+ for (mode = 0; mode < ARRAY_SIZE(lock_mode_names); mode++) {
+ if (lock_mode_names[mode] == NULL)
+ continue;
+ if (strcmp(string, lock_mode_names[mode]) == 0)
+ return mode;
+ }
- 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);
- }
+ return -EINVAL;
}
-static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
- bool h, __u64 *total)
+static enum lu_ladvise_type lfs_get_ladvice(const char *string)
{
- 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;
- }
+ enum lu_ladvise_type advice;
- print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
- qctl->qc_valid, 0, h);
- *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
- qctl->qc_dqblk.dqb_bhardlimit;
+ for (advice = 0;
+ advice < ARRAY_SIZE(ladvise_names); advice++) {
+ if (ladvise_names[advice] == NULL)
+ continue;
+ if (strcmp(string, ladvise_names[advice]) == 0)
+ return advice;
}
-out:
- qctl->qc_valid = valid;
- return rc ? : rc1;
+
+ return LU_LADVISE_INVALID;
}
-static int lfs_quota(int argc, char **argv)
+static int lfs_ladvise(int argc, char **argv)
{
- int c;
- char *mnt, *name = NULL;
- struct if_quotactl qctl = { .qc_cmd = LUSTRE_Q_GETQUOTA,
- .qc_type = ALLQUOTA };
- char *obd_type = (char *)qctl.obd_type;
- char *obd_uuid = (char *)qctl.obd_uuid.uuid;
- int rc = 0, rc1 = 0, rc2 = 0, rc3 = 0,
- verbose = 0, pass = 0, quiet = 0, inacc;
- char *endptr;
- __u32 valid = QC_GENERAL, idx = 0;
- __u64 total_ialloc = 0, total_balloc = 0;
- bool human_readable = false;
- int qtype;
+ struct option long_opts[] = {
+ { .val = 'a', .name = "advice", .has_arg = required_argument },
+ { .val = 'b', .name = "background", .has_arg = no_argument },
+ { .val = 'e', .name = "end", .has_arg = required_argument },
+ { .val = 'l', .name = "length", .has_arg = required_argument },
+ { .val = 'm', .name = "mode", .has_arg = required_argument },
+ { .val = 's', .name = "start", .has_arg = required_argument },
+ { .val = 'u', .name = "unset", .has_arg = no_argument },
+ { .name = NULL } };
+ char short_opts[] = "a:be:l:m:s:u";
+ int c;
+ int rc = 0;
+ const char *path;
+ int fd;
+ struct llapi_lu_ladvise advice;
+ enum lu_ladvise_type advice_type = LU_LADVISE_INVALID;
+ unsigned long long start = 0;
+ unsigned long long end = LUSTRE_EOF;
+ unsigned long long length = 0;
+ unsigned long long size_units;
+ unsigned long long flags = 0;
+ int mode = 0;
- while ((c = getopt(argc, argv, "gi:I:o:pqtuvh")) != -1) {
- switch (c) {
- case 'u':
- qtype = USRQUOTA;
- goto quota_type;
- case 'g':
- qtype = GRPQUOTA;
- goto quota_type;
- case 'p':
- qtype = PRJQUOTA;
-quota_type:
- if (qctl.qc_type != ALLQUOTA) {
- fprintf(stderr, "error: use either -u or -g\n");
- return CMD_HELP;
- }
- qctl.qc_type = qtype;
- break;
- case 't':
- qctl.qc_cmd = LUSTRE_Q_GETINFO;
- break;
- case 'o':
- valid = qctl.qc_valid = QC_UUID;
- strlcpy(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;
- case 'h':
- human_readable = true;
- break;
- default:
- fprintf(stderr, "error: %s: option '-%c' "
- "unrecognized\n", argv[0], c);
- return CMD_HELP;
- }
- }
+ optind = 0;
+ while ((c = getopt_long(argc, argv, short_opts,
+ long_opts, NULL)) != -1) {
+ switch (c) {
+ case 'a':
+ advice_type = lfs_get_ladvice(optarg);
+ if (advice_type == LU_LADVISE_INVALID) {
+ fprintf(stderr, "%s: invalid advice type "
+ "'%s'\n", argv[0], optarg);
+ fprintf(stderr, "Valid types:");
- /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
- if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && qctl.qc_type == ALLQUOTA &&
- optind == argc - 1) {
-all_output:
- memset(&qctl, 0, sizeof(qctl)); /* spoiled by print_*_quota */
- qctl.qc_cmd = LUSTRE_Q_GETQUOTA;
- qctl.qc_valid = valid;
- qctl.qc_idx = idx;
- qctl.qc_type = pass;
- switch (qctl.qc_type) {
- case USRQUOTA:
- qctl.qc_id = geteuid();
- rc = uid2name(&name, qctl.qc_id);
- break;
- case GRPQUOTA:
- qctl.qc_id = getegid();
- rc = gid2name(&name, qctl.qc_id);
+ for (advice_type = 0;
+ advice_type < ARRAY_SIZE(ladvise_names);
+ advice_type++) {
+ if (ladvise_names[advice_type] == NULL)
+ continue;
+ fprintf(stderr, " %s",
+ ladvise_names[advice_type]);
+ }
+ fprintf(stderr, "\n");
+
+ return CMD_HELP;
+ }
break;
- default:
- rc = -ENOTSUP;
+ case 'b':
+ flags |= LF_ASYNC;
break;
- }
- if (rc)
- name = "<unknown>";
- pass++;
- /* 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 == ALLQUOTA) {
- fprintf(stderr, "error: missing quota argument(s)\n");
- return CMD_HELP;
- }
-
- name = argv[optind++];
- switch (qctl.qc_type) {
- case USRQUOTA:
- rc = name2uid(&qctl.qc_id, name);
+ case 'u':
+ flags |= LF_UNSET;
break;
- case GRPQUOTA:
- rc = name2gid(&qctl.qc_id, name);
+ case 'e':
+ size_units = 1;
+ rc = llapi_parse_size(optarg, &end,
+ &size_units, 0);
+ if (rc) {
+ fprintf(stderr, "%s: bad end offset '%s'\n",
+ argv[0], optarg);
+ return CMD_HELP;
+ }
break;
- case PRJQUOTA:
- rc = name2projid(&qctl.qc_id, name);
+ case 's':
+ size_units = 1;
+ rc = llapi_parse_size(optarg, &start,
+ &size_units, 0);
+ if (rc) {
+ fprintf(stderr, "%s: bad start offset "
+ "'%s'\n", argv[0], optarg);
+ return CMD_HELP;
+ }
break;
- default:
- rc = -ENOTSUP;
+ case 'l':
+ size_units = 1;
+ rc = llapi_parse_size(optarg, &length,
+ &size_units, 0);
+ if (rc) {
+ fprintf(stderr, "%s: bad length '%s'\n",
+ argv[0], optarg);
+ return CMD_HELP;
+ }
break;
- }
- if (rc) {
- qctl.qc_id = strtoul(name, &endptr, 10);
- if (*endptr != '\0') {
- fprintf(stderr, "error: can't find id for name: %s\n",
- name);
+ case 'm':
+ mode = lfs_get_mode(optarg);
+ if (mode < 0) {
+ fprintf(stderr, "%s: bad mode '%s', valid "
+ "modes are READ or WRITE\n",
+ argv[0], optarg);
return CMD_HELP;
}
+ break;
+ case '?':
+ return CMD_HELP;
+ default:
+ fprintf(stderr, "%s: option '%s' unrecognized\n",
+ argv[0], argv[optind - 1]);
+ return CMD_HELP;
}
- } else if (optind + 1 != argc || qctl.qc_type == ALLQUOTA) {
- 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",
- qtype_name(qctl.qc_type));
- goto out;
- case -EPERM:
- fprintf(stderr, "Permission denied.\n");
- case -ENODEV:
- case -ENOENT:
- /* We already got error message. */
- goto out;
- default:
- fprintf(stderr, "Unexpected quotactl error: %s\n",
- strerror(-rc1));
+ if (advice_type == LU_LADVISE_INVALID) {
+ fprintf(stderr, "%s: please give an advice type\n", argv[0]);
+ fprintf(stderr, "Valid types:");
+ for (advice_type = 0; advice_type < ARRAY_SIZE(ladvise_names);
+ advice_type++) {
+ if (ladvise_names[advice_type] == NULL)
+ continue;
+ fprintf(stderr, " %s", ladvise_names[advice_type]);
}
+ fprintf(stderr, "\n");
+ return CMD_HELP;
}
- if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && !quiet)
- print_quota_title(name, &qctl, human_readable);
-
- 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, human_readable);
-
- if (qctl.qc_valid == QC_GENERAL && qctl.qc_cmd != LUSTRE_Q_GETINFO &&
- verbose) {
- char strbuf[STRBUF_LEN];
-
- rc2 = print_obd_quota(mnt, &qctl, 1, human_readable,
- &total_ialloc);
- rc3 = print_obd_quota(mnt, &qctl, 0, human_readable,
- &total_balloc);
- kbytes2str(total_balloc, strbuf, sizeof(strbuf),
- human_readable);
- printf("Total allocated inode limit: %ju, total "
- "allocated block limit: %s\n", (uintmax_t)total_ialloc,
- strbuf);
+ if (advice_type == LU_LADVISE_LOCKNOEXPAND) {
+ fprintf(stderr, "%s: Lock no expand advice is a per file "
+ "descriptor advice, so when called from lfs, "
+ "it does nothing.\n", argv[0]);
+ return CMD_HELP;
}
- 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 > 0 && pass < LL_MAXQUOTAS)
- goto all_output;
+ if (argc <= optind) {
+ fprintf(stderr, "%s: please give one or more file names\n",
+ argv[0]);
+ return CMD_HELP;
+ }
- return rc1;
-}
-#endif /* HAVE_SYS_QUOTA_H! */
+ if (end != LUSTRE_EOF && length != 0 && end != start + length) {
+ fprintf(stderr, "%s: conflicting arguments of -l and -e\n",
+ argv[0]);
+ return CMD_HELP;
+ }
-static int flushctx_ioctl(char *mp)
-{
- int fd, rc;
+ if (end == LUSTRE_EOF && length != 0)
+ end = start + length;
- fd = open(mp, O_RDONLY);
- if (fd == -1) {
- fprintf(stderr, "flushctx: error open %s: %s\n",
- mp, strerror(errno));
- return -1;
- }
+ if (end <= start) {
+ fprintf(stderr, "%s: range [%llu, %llu] is invalid\n",
+ argv[0], start, end);
+ return CMD_HELP;
+ }
- rc = ioctl(fd, LL_IOC_FLUSHCTX);
- if (rc == -1)
- fprintf(stderr, "flushctx: error ioctl %s: %s\n",
- mp, strerror(errno));
+ if (advice_type != LU_LADVISE_LOCKAHEAD && mode != 0) {
+ fprintf(stderr, "%s: mode is only valid with lockahead\n",
+ argv[0]);
+ return CMD_HELP;
+ }
- close(fd);
- return rc;
-}
+ if (advice_type == LU_LADVISE_LOCKAHEAD && mode == 0) {
+ fprintf(stderr, "%s: mode is required with lockahead\n",
+ argv[0]);
+ return CMD_HELP;
+ }
-static int lfs_flushctx(int argc, char **argv)
-{
- int kdestroy = 0, c;
- char mntdir[PATH_MAX] = {'\0'};
- int index = 0;
- int rc = 0;
+ while (optind < argc) {
+ int rc2;
- 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;
- }
- }
+ path = argv[optind++];
- if (kdestroy) {
- if ((rc = system("kdestroy > /dev/null")) != 0) {
- rc = WEXITSTATUS(rc);
- fprintf(stderr, "error destroying tickets: %d, continuing\n", rc);
- }
- }
+ fd = open(path, O_RDONLY);
+ if (fd < 0) {
+ fprintf(stderr, "%s: cannot open file '%s': %s\n",
+ argv[0], path, strerror(errno));
+ rc2 = -errno;
+ goto next;
+ }
- if (optind >= argc) {
- /* flush for all mounted lustre fs. */
- while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
- /* Check if we have a mount point */
- if (mntdir[0] == '\0')
- continue;
+ advice.lla_start = start;
+ advice.lla_end = end;
+ advice.lla_advice = advice_type;
+ advice.lla_value1 = 0;
+ advice.lla_value2 = 0;
+ advice.lla_value3 = 0;
+ advice.lla_value4 = 0;
+ if (advice_type == LU_LADVISE_LOCKAHEAD) {
+ advice.lla_lockahead_mode = mode;
+ advice.lla_peradvice_flags = flags;
+ }
- if (flushctx_ioctl(mntdir))
- rc = -1;
+ rc2 = llapi_ladvise(fd, flags, 1, &advice);
+ close(fd);
+ if (rc2 < 0) {
+ fprintf(stderr, "%s: cannot give advice '%s' to file "
+ "'%s': %s\n", argv[0],
+ ladvise_names[advice_type],
+ path, strerror(errno));
- mntdir[0] = '\0'; /* avoid matching in next loop */
+ goto next;
}
- } else {
- /* flush fs as specified */
- while (optind < argc) {
- if (flushctx_ioctl(argv[optind++]))
- rc = -1;
- }
- }
- return rc;
-}
-
-static int lfs_cp(int argc, char **argv)
-{
- fprintf(stderr, "remote client copy file(s).\n"
- "obsolete, does not support it anymore.\n");
- return 0;
-}
-static int lfs_ls(int argc, char **argv)
-{
- fprintf(stderr, "remote client lists directory contents.\n"
- "obsolete, does not support it anymore.\n");
- return 0;
+next:
+ if (rc == 0 && rc2 < 0)
+ rc = rc2;
+ }
+ return rc;
}
-static int lfs_changelog(int argc, char **argv)
+/** The input string contains a comma delimited list of component ids and
+ * ranges, for example "1,2-4,7".
+ */
+static int parse_mirror_ids(__u16 *ids, int size, char *arg)
{
- void *changelog_priv;
- struct changelog_rec *rec;
- long long startrec = 0, endrec = 0;
- char *mdd;
- struct option long_opts[] = {
- { .val = 'f', .name = "follow", .has_arg = no_argument },
- { .name = NULL } };
- char short_opts[] = "f";
- int rc, follow = 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;
+ bool end_of_loop = false;
+ char *ptr = NULL;
+ int nr = 0;
+ int rc;
- mdd = argv[optind++];
- if (argc > optind)
- startrec = strtoll(argv[optind++], NULL, 10);
- if (argc > optind)
- endrec = strtoll(argv[optind++], NULL, 10);
+ if (arg == NULL)
+ return -EINVAL;
- rc = llapi_changelog_start(&changelog_priv,
- CHANGELOG_FLAG_BLOCK |
- CHANGELOG_FLAG_JOBID |
- (follow ? CHANGELOG_FLAG_FOLLOW : 0),
- mdd, startrec);
- if (rc < 0) {
- fprintf(stderr, "Can't start changelog: %s\n",
- strerror(errno = -rc));
- return rc;
- }
+ while (!end_of_loop) {
+ int start_index;
+ int end_index;
+ int i;
+ char *endptr = NULL;
- while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
- time_t secs;
- struct tm ts;
+ rc = -EINVAL;
+ ptr = strchrnul(arg, ',');
+ end_of_loop = *ptr == '\0';
+ *ptr = '\0';
- if (endrec && rec->cr_index > endrec) {
- llapi_changelog_free(&rec);
+ start_index = strtol(arg, &endptr, 0);
+ if (endptr == arg) /* no data at all */
+ break;
+ if (*endptr != '-' && *endptr != '\0') /* has invalid data */
+ break;
+ if (start_index < 0)
break;
- }
- if (rec->cr_index < startrec) {
- llapi_changelog_free(&rec);
- continue;
- }
- secs = rec->cr_time >> 30;
- gmtime_r(&secs, &ts);
- printf("%ju %02d%-5s %02d:%02d:%02d.%09d %04d.%02d.%02d "
- "0x%x t="DFID, (uintmax_t)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));
+ end_index = start_index;
+ if (*endptr == '-') {
+ end_index = strtol(endptr + 1, &endptr, 0);
+ if (*endptr != '\0')
+ break;
+ if (end_index < start_index)
+ break;
+ }
- if (rec->cr_flags & CLF_JOBID) {
- struct changelog_ext_jobid *jid =
- changelog_rec_jobid(rec);
+ for (i = start_index; i <= end_index && size > 0; i++) {
+ int j;
- if (jid->cr_jobid[0] != '\0')
- printf(" j=%s", jid->cr_jobid);
+ /* remove duplicate */
+ for (j = 0; j < nr; j++) {
+ if (ids[j] == i)
+ break;
+ }
+ if (j == nr) { /* no duplicate */
+ ids[nr++] = i;
+ --size;
+ }
}
- if (rec->cr_namelen)
- printf(" p="DFID" %.*s", PFID(&rec->cr_pfid),
- rec->cr_namelen, changelog_rec_name(rec));
+ if (size == 0 && i < end_index)
+ break;
- if (rec->cr_flags & CLF_RENAME) {
- struct changelog_ext_rename *rnm =
- changelog_rec_rename(rec);
+ *ptr = ',';
+ arg = ++ptr;
+ rc = 0;
+ }
+ if (!end_of_loop && ptr != NULL)
+ *ptr = ',';
- if (!fid_is_zero(&rnm->cr_sfid))
- printf(" s="DFID" sp="DFID" %.*s",
- PFID(&rnm->cr_sfid),
- PFID(&rnm->cr_spfid),
- (int)changelog_rec_snamelen(rec),
- changelog_rec_sname(rec));
- }
- printf("\n");
+ return rc < 0 ? rc : nr;
+}
- llapi_changelog_free(&rec);
- }
+/**
+ * struct verify_mirror_id - Mirror id to be verified.
+ * @mirror_id: A specified mirror id.
+ * @is_valid_id: @mirror_id is valid or not in the mirrored file.
+ */
+struct verify_mirror_id {
+ __u16 mirror_id;
+ bool is_valid_id;
+};
+
+/**
+ * compare_mirror_ids() - Compare mirror ids.
+ * @layout: Mirror component list.
+ * @cbdata: Callback data in verify_mirror_id structure.
+ *
+ * This is a callback function called by llapi_layout_comp_iterate()
+ * to compare the specified mirror id with the one in the current
+ * component of @layout. If they are the same, then the specified
+ * mirror id is valid.
+ *
+ * Return: a negative error code on failure or
+ * LLAPI_LAYOUT_ITER_CONT: Proceed iteration
+ * LLAPI_LAYOUT_ITER_STOP: Stop iteration
+ */
+static inline
+int compare_mirror_ids(struct llapi_layout *layout, void *cbdata)
+{
+ struct verify_mirror_id *mirror_id_cbdata =
+ (struct verify_mirror_id *)cbdata;
+ uint32_t mirror_id;
+ int rc = 0;
- llapi_changelog_fini(&changelog_priv);
+ rc = llapi_layout_mirror_id_get(layout, &mirror_id);
+ if (rc < 0) {
+ rc = -errno;
+ fprintf(stderr,
+ "%s: llapi_layout_mirror_id_get failed: %s.\n",
+ progname, strerror(errno));
+ return rc;
+ }
- if (rc < 0)
- fprintf(stderr, "Changelog: %s\n", strerror(errno = -rc));
+ if (mirror_id_cbdata->mirror_id == mirror_id) {
+ mirror_id_cbdata->is_valid_id = true;
+ return LLAPI_LAYOUT_ITER_STOP;
+ }
- return (rc == 1 ? 0 : rc);
+ return LLAPI_LAYOUT_ITER_CONT;
}
-static int lfs_changelog_clear(int argc, char **argv)
+/**
+ * verify_mirror_ids() - Verify specified mirror ids.
+ * @fname: Mirrored file name.
+ * @mirror_ids: Specified mirror ids to be verified.
+ * @ids_nr: Number of specified mirror ids.
+ *
+ * This function verifies that specified @mirror_ids are valid
+ * in the mirrored file @fname.
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+static inline
+int verify_mirror_ids(const char *fname, __u16 *mirror_ids, int ids_nr)
{
- long long endrec;
- int rc;
+ struct llapi_layout *layout = NULL;
+ struct verify_mirror_id mirror_id_cbdata = { 0 };
+ struct stat stbuf;
+ uint32_t flr_state;
+ int i;
+ int fd;
+ int rc = 0;
+ int rc2 = 0;
- if (argc != 4)
- return CMD_HELP;
+ if (ids_nr <= 0)
+ return -EINVAL;
- endrec = strtoll(argv[3], NULL, 10);
+ if (stat(fname, &stbuf) < 0) {
+ fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ goto error;
+ }
- rc = llapi_changelog_clear(argv[1], argv[2], endrec);
+ if (!S_ISREG(stbuf.st_mode)) {
+ fprintf(stderr, "%s: '%s' is not a regular file.\n",
+ progname, fname);
+ rc = -EINVAL;
+ goto error;
+ }
- if (rc == -EINVAL)
- fprintf(stderr, "%s: record out of range: %llu\n",
- argv[0], endrec);
- else if (rc == -ENOENT)
- fprintf(stderr, "%s: no changelog user: %s\n",
- argv[0], argv[2]);
- else if (rc)
- fprintf(stderr, "%s error: %s\n", argv[0],
- strerror(-rc));
+ fd = open(fname, O_DIRECT | O_RDONLY);
+ if (fd < 0) {
+ fprintf(stderr, "%s: cannot open '%s': %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ goto error;
+ }
- if (rc)
- errno = -rc;
+ rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
+ if (rc < 0) {
+ fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
+ progname, fname, strerror(errno));
+ goto close_fd;
+ }
+
+ layout = llapi_layout_get_by_fd(fd, 0);
+ if (layout == NULL) {
+ fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ llapi_lease_release(fd);
+ goto close_fd;
+ }
+
+ rc = llapi_layout_flags_get(layout, &flr_state);
+ if (rc < 0) {
+ fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ goto free_layout;
+ }
+
+ flr_state &= LCM_FL_FLR_MASK;
+ switch (flr_state) {
+ case LCM_FL_NONE:
+ rc = -EINVAL;
+ fprintf(stderr, "%s: '%s' file state error: %s.\n",
+ progname, fname, llapi_layout_flags_string(flr_state));
+ goto free_layout;
+ default:
+ break;
+ }
+
+ rc2 = 0;
+ for (i = 0; i < ids_nr; i++) {
+ mirror_id_cbdata.mirror_id = mirror_ids[i];
+ mirror_id_cbdata.is_valid_id = false;
+
+ rc = llapi_layout_comp_iterate(layout, compare_mirror_ids,
+ &mirror_id_cbdata);
+ if (rc < 0) {
+ rc = -errno;
+ fprintf(stderr,
+ "%s: '%s' failed to verify mirror id: %u.\n",
+ progname, fname, mirror_ids[i]);
+ goto free_layout;
+ }
+
+ if (!mirror_id_cbdata.is_valid_id) {
+ rc2 = -EINVAL;
+ fprintf(stderr,
+ "%s: '%s' invalid specified mirror id: %u.\n",
+ progname, fname, mirror_ids[i]);
+ }
+ }
+ rc = rc2;
+free_layout:
+ llapi_layout_free(layout);
+ llapi_lease_release(fd);
+close_fd:
+ close(fd);
+error:
return rc;
}
-static int lfs_fid2path(int argc, char **argv)
+static inline
+int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
+ __u16 *mirror_ids, int ids_nr)
{
- struct option long_opts[] = {
- { .val = 'c', .name = "cur", .has_arg = no_argument },
- { .val = 'l', .name = "link", .has_arg = required_argument },
- { .val = 'r', .name = "rec", .has_arg = required_argument },
- { .name = NULL } };
- char short_opts[] = "cl:r:";
- char *device, *fid, *path;
- long long recno = -1;
- int linkno = -1;
- int lnktmp;
- int printcur = 0;
- int rc = 0;
+ struct llapi_resync_comp comp_array[1024] = { { 0 } };
+ struct llapi_layout *layout;
+ struct stat stbuf;
+ uint32_t flr_state;
+ uint64_t start;
+ uint64_t end;
+ int comp_size = 0;
+ int idx;
+ int fd;
+ int rc;
- 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;
- }
- }
+ if (stat(fname, &stbuf) < 0) {
+ fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ goto error;
+ }
+ if (!S_ISREG(stbuf.st_mode)) {
+ fprintf(stderr, "%s: '%s' is not a regular file.\n",
+ progname, fname);
+ rc = -EINVAL;
+ goto error;
+ }
- if (argc < 3)
- return CMD_HELP;
+ fd = open(fname, O_DIRECT | O_RDWR);
+ if (fd < 0) {
+ fprintf(stderr, "%s: cannot open '%s': %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ goto error;
+ }
- device = argv[optind++];
- path = calloc(1, PATH_MAX);
- if (path == NULL) {
- fprintf(stderr, "error: Not enough memory\n");
- return -errno;
+ layout = llapi_layout_get_by_fd(fd, 0);
+ if (layout == NULL) {
+ fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ goto close_fd;
+ }
+
+ rc = llapi_layout_flags_get(layout, &flr_state);
+ if (rc) {
+ fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ goto free_layout;
+ }
+
+ flr_state &= LCM_FL_FLR_MASK;
+ if (flr_state == LCM_FL_NONE) {
+ rc = -EINVAL;
+ fprintf(stderr, "%s: '%s' is not a FLR file.\n",
+ progname, fname);
+ goto free_layout;
+ }
+
+ /* get stale component info */
+ comp_size = llapi_mirror_find_stale(layout, comp_array,
+ ARRAY_SIZE(comp_array),
+ mirror_ids, ids_nr);
+ if (comp_size <= 0) {
+ rc = comp_size;
+ goto free_layout;
+ }
+
+ ioc->lil_mode = LL_LEASE_WRLCK;
+ ioc->lil_flags = LL_LEASE_RESYNC;
+ rc = llapi_lease_set(fd, ioc);
+ if (rc < 0) {
+ if (rc == -EALREADY)
+ rc = 0;
+ else
+ fprintf(stderr,
+ "%s: '%s' llapi_lease_get_ext resync failed: %s.\n",
+ progname, fname, strerror(errno));
+ goto free_layout;
}
- rc = 0;
- while (optind < argc) {
- fid = argv[optind++];
-
- lnktmp = (linkno >= 0) ? linkno : 0;
- while (1) {
- int oldtmp = lnktmp;
- long long rectmp = recno;
- int rc2;
- rc2 = llapi_fid2path(device, fid, path, PATH_MAX,
- &rectmp, &lnktmp);
- if (rc2 < 0) {
- fprintf(stderr, "%s: error on FID %s: %s\n",
- argv[0], fid, strerror(errno = -rc2));
- if (rc == 0)
- rc = rc2;
- break;
- }
+ /* get the read range [start, end) */
+ start = comp_array[0].lrc_start;
+ end = comp_array[0].lrc_end;
+ for (idx = 1; idx < comp_size; idx++) {
+ if (comp_array[idx].lrc_start < start)
+ start = comp_array[idx].lrc_start;
+ if (end < comp_array[idx].lrc_end)
+ end = comp_array[idx].lrc_end;
+ }
- 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);
+ rc = llapi_lease_check(fd);
+ if (rc != LL_LEASE_WRLCK) {
+ fprintf(stderr, "%s: '%s' lost lease lock.\n",
+ progname, fname);
+ goto free_layout;
+ }
- if (linkno >= 0)
- /* specified linkno */
- break;
- if (oldtmp == lnktmp)
- /* no more links */
- break;
+ rc = llapi_mirror_resync_many(fd, layout, comp_array, comp_size,
+ start, end);
+ if (rc < 0)
+ fprintf(stderr, "%s: '%s' llapi_mirror_resync_many: %d.\n",
+ progname, fname, rc);
+
+ /* prepare ioc for lease put */
+ ioc->lil_mode = LL_LEASE_UNLCK;
+ ioc->lil_flags = LL_LEASE_RESYNC_DONE;
+ ioc->lil_count = 0;
+ for (idx = 0; idx < comp_size; idx++) {
+ if (comp_array[idx].lrc_synced) {
+ ioc->lil_ids[ioc->lil_count] = comp_array[idx].lrc_id;
+ ioc->lil_count++;
}
}
- free(path);
+ rc = llapi_lease_set(fd, ioc);
+ if (rc <= 0) {
+ if (rc == 0) /* lost lease lock */
+ rc = -EBUSY;
+ fprintf(stderr, "%s: resync file '%s' failed: %s.\n",
+ progname, fname, strerror(errno));
+ goto free_layout;
+ }
+ /**
+ * llapi_lease_set returns lease mode when it request to unlock
+ * the lease lock
+ */
+ rc = 0;
+
+free_layout:
+ llapi_layout_free(layout);
+close_fd:
+ close(fd);
+error:
return rc;
}
-static int lfs_path2fid(int argc, char **argv)
+static inline int lfs_mirror_resync(int argc, char **argv)
{
+ struct ll_ioc_lease *ioc = NULL;
+ __u16 mirror_ids[128] = { 0 };
+ int ids_nr = 0;
+ int c;
+ int rc = 0;
+
struct option long_opts[] = {
- { .val = 'p', .name = "parents", .has_arg = no_argument },
- { .name = NULL } };
- char **path;
- const char short_opts[] = "p";
- const char *sep = "";
- lustre_fid fid;
- int rc = 0;
- bool show_parents = false;
+ { .val = 'o', .name = "only", .has_arg = required_argument },
+ { .name = NULL } };
- while ((rc = getopt_long(argc, argv, short_opts,
- long_opts, NULL)) != -1) {
- switch (rc) {
- case 'p':
- show_parents = true;
+ while ((c = getopt_long(argc, argv, "o:", long_opts, NULL)) >= 0) {
+ switch (c) {
+ case 'o':
+ rc = parse_mirror_ids(mirror_ids,
+ sizeof(mirror_ids) / sizeof(__u16),
+ optarg);
+ if (rc < 0) {
+ fprintf(stderr,
+ "%s: bad mirror ids '%s'.\n",
+ argv[0], optarg);
+ goto error;
+ }
+ ids_nr = rc;
break;
default:
- fprintf(stderr, "error: %s: option '%s' unrecognized\n",
+ fprintf(stderr, "%s: options '%s' unrecognized.\n",
argv[0], argv[optind - 1]);
- return CMD_HELP;
+ rc = -EINVAL;
+ goto error;
}
}
- if (optind > argc - 1)
- return CMD_HELP;
- else if (optind < argc - 1)
- sep = ": ";
+ if (argc == optind) {
+ fprintf(stderr, "%s: no file name given.\n", argv[0]);
+ rc = CMD_HELP;
+ goto error;
+ }
- rc = 0;
- for (path = argv + optind; *path != NULL; path++) {
- int err = 0;
- if (!show_parents) {
- err = llapi_path2fid(*path, &fid);
- if (!err)
- printf("%s%s"DFID"\n",
- *sep != '\0' ? *path : "", sep,
- PFID(&fid));
- } else {
- char name[NAME_MAX + 1];
- unsigned int linkno = 0;
+ if (ids_nr > 0 && argc > optind + 1) {
+ fprintf(stderr,
+ "%s: option '--only' cannot be used upon multiple files.\n",
+ argv[0]);
+ rc = CMD_HELP;
+ goto error;
- while ((err = llapi_path2parent(*path, linkno, &fid,
- name, sizeof(name))) == 0) {
- if (*sep != '\0' && linkno == 0)
- printf("%s%s", *path, sep);
+ }
- printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
- PFID(&fid), name);
- linkno++;
- }
+ if (ids_nr > 0) {
+ rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
+ if (rc < 0)
+ goto error;
+ }
- /* err == -ENODATA is end-of-loop */
- if (linkno > 0 && err == -ENODATA) {
- printf("\n");
- err = 0;
- }
- }
+ /* set the lease on the file */
+ ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
+ if (ioc == NULL) {
+ fprintf(stderr, "%s: cannot alloc id array for ioc: %s.\n",
+ argv[0], strerror(errno));
+ rc = -errno;
+ goto error;
+ }
- if (err) {
- fprintf(stderr, "%s: can't get %sfid for %s: %s\n",
- argv[0], show_parents ? "parent " : "", *path,
- strerror(-err));
- if (rc == 0) {
- rc = err;
- errno = -err;
- }
- }
+ for (; optind < argc; optind++) {
+ rc = lfs_mirror_resync_file(argv[optind], ioc,
+ mirror_ids, ids_nr);
+ /* ignore previous file's error, continue with next file */
+
+ /* reset ioc */
+ memset(ioc, 0, sizeof(*ioc) + sizeof(__u32) * 4096);
}
+ free(ioc);
+error:
return rc;
}
-static int lfs_data_version(int argc, char **argv)
+static inline int verify_mirror_id_by_fd(int fd, __u16 mirror_id)
{
- char *path;
- __u64 data_version;
- int fd;
+ struct llapi_layout *layout;
int rc;
+
+ layout = llapi_layout_get_by_fd(fd, 0);
+ if (layout == NULL) {
+ fprintf(stderr, "could not get layout.\n");
+ return -EINVAL;
+ }
+
+ rc = llapi_layout_comp_iterate(layout, find_mirror_id, &mirror_id);
+ if (rc < 0) {
+ fprintf(stderr, "failed to iterate layout\n");
+ llapi_layout_free(layout);
+
+ return rc;
+ } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
+ fprintf(stderr, "does not find mirror with ID %u\n", mirror_id);
+ llapi_layout_free(layout);
+
+ return -EINVAL;
+ }
+ llapi_layout_free(layout);
+
+ return 0;
+}
+
+/**
+ * Check whether two files are the same file
+ * \retval 0 same file
+ * \retval 1 not the same file
+ * \retval <0 error code
+ */
+static inline int check_same_file(const char *f1, const char *f2)
+{
+ struct stat stbuf1;
+ struct stat stbuf2;
+
+ if (stat(f1, &stbuf1) < 0) {
+ fprintf(stderr, "%s: cannot stat file '%s': %s\n",
+ progname, f1, strerror(errno));
+ return -errno;
+ }
+
+ if (stat(f2, &stbuf2) < 0) {
+ fprintf(stderr, "%s: cannot stat file '%s': %s\n",
+ progname, f2, strerror(errno));
+ return -errno;
+ }
+
+ if (stbuf1.st_rdev == stbuf2.st_rdev &&
+ stbuf1.st_ino == stbuf2.st_ino)
+ return 0;
+
+ return 1;
+}
+
+static inline int lfs_mirror_read(int argc, char **argv)
+{
+ int rc = CMD_HELP;
+ __u16 mirror_id = 0;
+ const char *outfile = NULL;
+ char *fname;
+ int fd = 0;
+ int outfd;
int c;
- int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
+ void *buf;
+ const size_t buflen = 4 << 20;
+ off_t pos;
+ struct option long_opts[] = {
+ { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
+ { .val = 'o', .name = "outfile", .has_arg = required_argument },
+ { .name = NULL } };
- if (argc < 2)
- return CMD_HELP;
+ while ((c = getopt_long(argc, argv, "N:o:", long_opts, NULL)) >= 0) {
+ char *end;
- while ((c = getopt(argc, argv, "nrw")) != -1) {
switch (c) {
- case 'n':
- data_version_flags = 0;
- break;
- case 'r':
- data_version_flags |= LL_DV_RD_FLUSH;
+ case 'N':
+ mirror_id = strtoul(optarg, &end, 0);
+ if (*end != '\0' || mirror_id == 0) {
+ fprintf(stderr,
+ "%s %s: invalid mirror ID '%s'\n",
+ progname, argv[0], optarg);
+ return rc;
+ }
break;
- case 'w':
- data_version_flags |= LL_DV_WR_FLUSH;
+ case 'o':
+ outfile = optarg;
break;
default:
- return CMD_HELP;
+ fprintf(stderr, "%s: option '%s' unrecognized.\n",
+ progname, argv[optind - 1]);
+ return -EINVAL;
}
}
- if (optind == argc)
- return CMD_HELP;
- path = argv[optind];
- fd = open(path, O_RDONLY);
- if (fd < 0)
- err(errno, "cannot open file %s", path);
+ if (argc == optind) {
+ fprintf(stderr, "%s %s: no mirrored file provided\n",
+ progname, argv[0]);
+ return rc;
+ } else if (argc > optind + 1) {
+ fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
+ return rc;
+ }
- rc = llapi_get_data_version(fd, &data_version, data_version_flags);
- if (rc < 0)
- err(errno, "cannot get version for %s", path);
- else
- printf("%ju" "\n", (uintmax_t)data_version);
+ if (mirror_id == 0) {
+ fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
+ progname, argv[0]);
+ return rc;
+ }
- close(fd);
- return rc;
-}
+ /* open mirror file */
+ fname = argv[optind];
-static int lfs_hsm_state(int argc, char **argv)
-{
- int rc;
- int i = 1;
- char *path;
- struct hsm_user_state hus;
+ if (outfile) {
+ rc = check_same_file(fname, outfile);
+ if (rc == 0) {
+ fprintf(stderr,
+ "%s %s: output file cannot be the mirrored file\n",
+ progname, argv[0]);
+ return -EINVAL;
+ }
+ if (rc < 0)
+ return rc;
+ }
- if (argc < 2)
- return CMD_HELP;
+ fd = open(fname, O_DIRECT | O_RDONLY);
+ if (fd < 0) {
+ fprintf(stderr, "%s %s: cannot open '%s': %s\n",
+ progname, argv[0], fname, strerror(errno));
+ return rc;
+ }
- do {
- path = argv[i];
+ /* verify mirror id */
+ rc = verify_mirror_id_by_fd(fd, mirror_id);
+ if (rc) {
+ fprintf(stderr,
+ "%s %s: cannot find mirror with ID %u in '%s'\n",
+ progname, argv[0], mirror_id, fname);
+ goto close_fd;
+ }
- 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;
+ /* open output file */
+ if (outfile) {
+ outfd = open(outfile, O_EXCL | O_WRONLY | O_CREAT, 0644);
+ if (outfd < 0) {
+ fprintf(stderr, "%s %s: cannot create file '%s': %s\n",
+ progname, argv[0], outfile, strerror(errno));
+ rc = -errno;
+ goto close_fd;
}
+ } else {
+ outfd = STDOUT_FILENO;
+ }
- /* Display path name and status flags */
- printf("%s: (0x%08x)", path, hus.hus_states);
+ /* allocate buffer */
+ rc = posix_memalign(&buf, sysconf(_SC_PAGESIZE), buflen);
+ if (rc) {
+ fprintf(stderr, "%s %s: posix_memalign returns %d\n",
+ progname, argv[0], rc);
+ goto close_outfd;
+ }
- 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");
+ pos = 0;
+ while (1) {
+ ssize_t bytes_read;
+ ssize_t written = 0;
+
+ bytes_read = llapi_mirror_read(fd, mirror_id, buf, buflen, pos);
+ if (bytes_read < 0) {
+ rc = bytes_read;
+ fprintf(stderr,
+ "%s %s: fail to read data from mirror %u: %s\n",
+ progname, argv[0], mirror_id, strerror(-rc));
+ goto free_buf;
+ }
+
+ /* EOF reached */
+ if (bytes_read == 0)
+ break;
+
+ while (written < bytes_read) {
+ ssize_t written2;
+
+ written2 = write(outfd, buf + written,
+ bytes_read - written);
+ if (written2 < 0) {
+ fprintf(stderr,
+ "%s %s: fail to write %s: %s\n",
+ progname, argv[0], outfile ? : "STDOUT",
+ strerror(errno));
+ rc = -errno;
+ goto free_buf;
+ }
+ written += written2;
+ }
+
+ if (written != bytes_read) {
+ fprintf(stderr,
+ "%s %s: written %ld bytes does not match with %ld read.\n",
+ progname, argv[0], written, bytes_read);
+ rc = -EIO;
+ goto free_buf;
+ }
+
+ pos += bytes_read;
+ }
- if (hus.hus_archive_id != 0)
- printf(", archive_id:%d", hus.hus_archive_id);
- printf("\n");
+ fsync(outfd);
+ rc = 0;
- } while (++i < argc);
+free_buf:
+ free(buf);
+close_outfd:
+ if (outfile)
+ close(outfd);
+close_fd:
+ close(fd);
- return 0;
+ return rc;
}
-#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)
+static inline int lfs_mirror_write(int argc, char **argv)
{
+ int rc = CMD_HELP;
+ __u16 mirror_id = 0;
+ const char *inputfile = NULL;
+ char *fname;
+ int fd = 0;
+ int inputfd;
+ int c;
+ void *buf;
+ const size_t buflen = 4 << 20;
+ off_t pos;
+ size_t page_size = sysconf(_SC_PAGESIZE);
+ struct ll_ioc_lease_id ioc;
+
struct option long_opts[] = {
- { .val = 'A', .name = "archived", .has_arg = no_argument },
- { .val = 'a', .name = "noarchive", .has_arg = no_argument },
- { .val = 'd', .name = "dirty", .has_arg = no_argument },
- { .val = 'e', .name = "exists", .has_arg = no_argument },
- { .val = 'l', .name = "lost", .has_arg = no_argument },
- { .val = 'r', .name = "norelease", .has_arg = no_argument },
+ { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
+ { .val = 'i', .name = "inputfile", .has_arg = required_argument },
{ .name = NULL } };
- char short_opts[] = "lraAde";
- __u64 mask = 0;
- int c, rc;
- char *path;
- if (argc < 3)
- return CMD_HELP;
+ while ((c = getopt_long(argc, argv, "N:i:", long_opts, NULL)) >= 0) {
+ char *end;
- 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;
+ case 'N':
+ mirror_id = strtoul(optarg, &end, 0);
+ if (*end != '\0' || mirror_id == 0) {
+ fprintf(stderr,
+ "%s %s: invalid mirror ID '%s'\n",
+ progname, argv[0], optarg);
+ return rc;
+ }
break;
- case 'e':
- mask |= HS_EXISTS;
+ case 'i':
+ inputfile = optarg;
break;
- case '?':
- return CMD_HELP;
default:
- fprintf(stderr, "error: %s: option '%s' unrecognized\n",
- argv[0], argv[optind - 1]);
- return CMD_HELP;
+ fprintf(stderr, "%s: option '%s' unrecognized\n",
+ progname, argv[optind - 1]);
+ return -EINVAL;
}
}
- /* User should have specified a flag */
- if (mask == 0)
- return CMD_HELP;
-
- while (optind < argc) {
+ if (argc == optind) {
+ fprintf(stderr, "%s %s: no mirrored file provided\n",
+ progname, argv[0]);
+ return rc;
+ } else if (argc > optind + 1) {
+ fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
+ return rc;
+ }
- path = argv[optind];
+ if (mirror_id == 0) {
+ fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
+ progname, argv[0]);
+ return rc;
+ }
- /* 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);
+ /* open mirror file */
+ fname = argv[optind];
- if (rc != 0) {
- fprintf(stderr, "Can't change hsm flags for %s: %s\n",
- path, strerror(errno = -rc));
- return rc;
+ if (inputfile) {
+ rc = check_same_file(fname, inputfile);
+ if (rc == 0) {
+ fprintf(stderr,
+ "%s %s: input file cannot be the mirrored file\n",
+ progname, argv[0]);
+ return -EINVAL;
}
- optind++;
+ if (rc < 0)
+ return rc;
}
- return 0;
-}
+ fd = open(fname, O_DIRECT | O_WRONLY);
+ if (fd < 0) {
+ fprintf(stderr, "%s %s: cannot open '%s': %s\n",
+ progname, argv[0], fname, strerror(errno));
+ return rc;
+ }
-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;
+ /* verify mirror id */
+ rc = verify_mirror_id_by_fd(fd, mirror_id);
+ if (rc) {
+ fprintf(stderr,
+ "%s %s: cannot find mirror with ID %u in '%s'\n",
+ progname, argv[0], mirror_id, fname);
+ goto close_fd;
+ }
- if (argc < 2)
- return CMD_HELP;
+ /* open input file */
+ if (inputfile) {
+ inputfd = open(inputfile, O_RDONLY, 0644);
+ if (inputfd < 0) {
+ fprintf(stderr, "%s %s: cannot open file '%s': %s\n",
+ progname, argv[0], inputfile, strerror(errno));
+ rc = -errno;
+ goto close_fd;
+ }
+ } else {
+ inputfd = STDIN_FILENO;
+ }
- do {
- path = argv[i];
+ /* allocate buffer */
+ rc = posix_memalign(&buf, page_size, buflen);
+ if (rc) {
+ fprintf(stderr, "%s %s: posix_memalign returns %d\n",
+ progname, argv[0], rc);
+ goto close_inputfd;
+ }
- 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;
+ /* prepare target mirror components instantiation */
+ ioc.lil_mode = LL_LEASE_WRLCK;
+ ioc.lil_flags = LL_LEASE_RESYNC;
+ ioc.lil_mirror_id = mirror_id;
+ rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
+ if (rc < 0) {
+ fprintf(stderr,
+ "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
+ progname, argv[0], fname, strerror(errno));
+ goto free_buf;
+ }
+
+ pos = 0;
+ while (1) {
+ ssize_t bytes_read;
+ ssize_t written;
+ size_t to_write;
+
+ rc = llapi_lease_check(fd);
+ if (rc != LL_LEASE_WRLCK) {
+ fprintf(stderr, "%s %s: '%s' lost lease lock\n",
+ progname, argv[0], fname);
+ goto free_buf;
}
- he = hca.hca_location;
- hua = hca.hca_action;
- hps = hca.hca_state;
- printf("%s: %s", path, hsm_user_action2name(hua));
+ bytes_read = read(inputfd, buf, buflen);
+ if (bytes_read < 0) {
+ rc = bytes_read;
+ fprintf(stderr,
+ "%s %s: fail to read data from '%s': %s\n",
+ progname, argv[0], inputfile ? : "STDIN",
+ strerror(errno));
+ rc = -errno;
+ goto free_buf;
+ }
- /* Skip file without action */
- if (hca.hca_action == HUA_NONE) {
- printf("\n");
- continue;
+ /* EOF reached */
+ if (bytes_read == 0)
+ break;
+
+ /* round up to page align to make direct IO happy. */
+ to_write = (bytes_read + page_size - 1) & ~(page_size - 1);
+
+ written = llapi_mirror_write(fd, mirror_id, buf, to_write,
+ pos);
+ if (written < 0) {
+ rc = written;
+ fprintf(stderr,
+ "%s %s: fail to write to mirror %u: %s\n",
+ progname, argv[0], mirror_id,
+ strerror(-rc));
+ goto free_buf;
}
- printf(" %s ", hsm_progress_state2name(hps));
+ pos += bytes_read;
+ }
- if ((hps == HPS_RUNNING) &&
- (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
- printf("(%llu bytes moved)\n",
- (unsigned long long)he.length);
- else if ((he.offset + he.length) == LUSTRE_EOF)
- printf("(from %llu to EOF)\n",
- (unsigned long long)he.offset);
- else
- printf("(from %llu to %llu)\n",
- (unsigned long long)he.offset,
- (unsigned long long)(he.offset + he.length));
+ if (pos & (page_size - 1)) {
+ rc = llapi_mirror_truncate(fd, mirror_id, pos);
+ if (rc < 0)
+ goto free_buf;
+ }
- } while (++i < argc);
+ ioc.lil_mode = LL_LEASE_UNLCK;
+ ioc.lil_flags = LL_LEASE_RESYNC_DONE;
+ ioc.lil_count = 0;
+ rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
+ if (rc <= 0) {
+ if (rc == 0)
+ rc = -EBUSY;
+ fprintf(stderr,
+ "%s %s: release lease lock of '%s' failed: %s\n",
+ progname, argv[0], fname, strerror(errno));
+ goto free_buf;
+ }
- return 0;
+ rc = 0;
+
+free_buf:
+ free(buf);
+close_inputfd:
+ if (inputfile)
+ close(inputfd);
+close_fd:
+ close(fd);
+
+ return rc;
}
-static int lfs_hsm_set(int argc, char **argv)
+/**
+ * struct verify_chunk - Mirror chunk to be verified.
+ * @chunk: [start, end) of the chunk.
+ * @mirror_count: Number of mirror ids in @mirror_id array.
+ * @mirror_id: Array of valid mirror ids that cover the chunk.
+ */
+struct verify_chunk {
+ struct lu_extent chunk;
+ unsigned int mirror_count;
+ __u16 mirror_id[LUSTRE_MIRROR_COUNT_MAX];
+};
+
+/**
+ * print_chunks() - Print chunk information.
+ * @fname: Mirrored file name.
+ * @chunks: Array of chunks.
+ * @chunk_count: Number of chunks in @chunks array.
+ *
+ * This function prints [start, end) of each chunk in @chunks
+ * for mirrored file @fname, and also prints the valid mirror ids
+ * that cover the chunk.
+ *
+ * Return: void.
+ */
+static inline
+void print_chunks(const char *fname, struct verify_chunk *chunks,
+ int chunk_count)
{
- return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
+ int i;
+ int j;
+
+ fprintf(stdout, "Chunks to be verified in %s:\n", fname);
+ for (i = 0; i < chunk_count; i++) {
+ fprintf(stdout, DEXT, PEXT(&chunks[i].chunk));
+
+ if (chunks[i].mirror_count == 0)
+ fprintf(stdout, "\t[");
+ else {
+ fprintf(stdout, "\t[%u", chunks[i].mirror_id[0]);
+ for (j = 1; j < chunks[i].mirror_count; j++)
+ fprintf(stdout, ", %u", chunks[i].mirror_id[j]);
+ }
+ fprintf(stdout, "]\t%u\n", chunks[i].mirror_count);
+ }
+ fprintf(stdout, "\n");
}
-static int lfs_hsm_clear(int argc, char **argv)
+/**
+ * print_checksums() - Print CRC-32 checksum values.
+ * @chunk: A chunk and its corresponding valid mirror ids.
+ * @crc: CRC-32 checksum values on the chunk for each valid mirror.
+ *
+ * This function prints CRC-32 checksum values on @chunk for
+ * each valid mirror that covers it.
+ *
+ * Return: void.
+ */
+static inline
+void print_checksums(struct verify_chunk *chunk, unsigned long *crc)
{
- return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
+ int i;
+
+ fprintf(stdout,
+ "CRC-32 checksum value for chunk "DEXT":\n",
+ PEXT(&chunk->chunk));
+ for (i = 0; i < chunk->mirror_count; i++)
+ fprintf(stdout, "Mirror %u:\t%#lx\n",
+ chunk->mirror_id[i], crc[i]);
+ fprintf(stdout, "\n");
}
/**
- * Check file state and return its fid, to be used by lfs_hsm_request().
+ * filter_mirror_id() - Filter specified mirror ids.
+ * @chunks: Array of chunks.
+ * @chunk_count: Number of chunks in @chunks array.
+ * @mirror_ids: Specified mirror ids to be verified.
+ * @ids_nr: Number of specified mirror ids.
*
- * \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.
+ * This function scans valid mirror ids that cover each chunk in @chunks
+ * and filters specified mirror ids.
*
- * \return 0 on success.
+ * Return: void.
*/
-static int lfs_hsm_prepare_file(const char *file, struct lu_fid *fid,
- dev_t *last_dev)
+static inline
+void filter_mirror_id(struct verify_chunk *chunks, int chunk_count,
+ __u16 *mirror_ids, int ids_nr)
{
- struct stat st;
- int rc;
+ int i;
+ int j;
+ int k;
+ __u16 valid_id[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
+ unsigned int valid_count = 0;
- rc = lstat(file, &st);
- if (rc) {
- fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
- return -errno;
- }
- /* Checking for regular file as archiving as posix copytool
- * rejects archiving files other than regular files
- */
- if (!S_ISREG(st.st_mode)) {
- fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
- return CMD_HELP;
- }
- /* 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;
+ for (i = 0; i < chunk_count; i++) {
+ if (chunks[i].mirror_count == 0)
+ continue;
+
+ valid_count = 0;
+ for (j = 0; j < ids_nr; j++) {
+ for (k = 0; k < chunks[i].mirror_count; k++) {
+ if (chunks[i].mirror_id[k] == mirror_ids[j]) {
+ valid_id[valid_count] = mirror_ids[j];
+ valid_count++;
+ break;
+ }
+ }
+ }
+
+ memcpy(chunks[i].mirror_id, valid_id,
+ sizeof(__u16) * valid_count);
+ chunks[i].mirror_count = valid_count;
}
- *last_dev = st.st_dev;
+}
+
+/**
+ * lfs_mirror_prepare_chunk() - Find mirror chunks to be verified.
+ * @layout: Mirror component list.
+ * @chunks: Array of chunks.
+ * @chunks_size: Array size of @chunks.
+ *
+ * This function scans the components in @layout from offset 0 to LUSTRE_EOF
+ * to find out chunk segments and store them in @chunks array.
+ *
+ * The @mirror_id array in each element of @chunks will store the valid
+ * mirror ids that cover the chunk. If a mirror component covering the
+ * chunk has LCME_FL_STALE or LCME_FL_OFFLINE flag, then the mirror id
+ * will not be stored into the @mirror_id array, and the chunk for that
+ * mirror will not be verified.
+ *
+ * The @mirror_count in each element of @chunks will store the number of
+ * mirror ids in @mirror_id array. If @mirror_count is 0, it indicates the
+ * chunk is invalid in all of the mirrors. And if @mirror_count is 1, it
+ * indicates the chunk is valid in only one mirror. In both cases, the
+ * chunk will not be verified.
+ *
+ * Here is an example:
+ *
+ * 0 1M 2M 3M 4M EOF
+ * +------+-------------+--------------------+
+ * | | | S | mirror1
+ * +------+------+------+------+-------------+
+ * | | S | S | | mirror2
+ * +-------------+------+------+-------------+
+ *
+ * prepared @chunks array will contain 5 elements:
+ * (([0, 1M), [1, 2], 2),
+ * ([1M, 2M), [1, 2], 2),
+ * ([2M, 3M), [1], 1),
+ * ([3M, 4M], [], 0),
+ * ([4M, EOF), [2], 1))
+ *
+ * Return: the actual array size of @chunks on success
+ * or a negative error code on failure.
+ */
+static inline
+int lfs_mirror_prepare_chunk(struct llapi_layout *layout,
+ struct verify_chunk *chunks,
+ size_t chunks_size)
+{
+ uint64_t start;
+ uint64_t end;
+ uint32_t mirror_id;
+ uint32_t flags;
+ int idx = 0;
+ int i = 0;
+ int rc = 0;
+
+ memset(chunks, 0, sizeof(*chunks) * chunks_size);
+
+ while (1) {
+ rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
+ if (rc < 0) {
+ fprintf(stderr,
+ "%s: move to the first layout component: %s.\n",
+ progname, strerror(errno));
+ goto error;
+ }
+
+ i = 0;
+ rc = 0;
+ chunks[idx].chunk.e_end = LUSTRE_EOF;
+ while (rc == 0) {
+ rc = llapi_layout_comp_extent_get(layout, &start, &end);
+ if (rc < 0) {
+ fprintf(stderr,
+ "%s: llapi_layout_comp_extent_get failed: %s.\n",
+ progname, strerror(errno));
+ goto error;
+ }
+
+ if (start > chunks[idx].chunk.e_start ||
+ end <= chunks[idx].chunk.e_start)
+ goto next;
+
+ if (end < chunks[idx].chunk.e_end)
+ chunks[idx].chunk.e_end = end;
+
+ rc = llapi_layout_comp_flags_get(layout, &flags);
+ if (rc < 0) {
+ fprintf(stderr,
+ "%s: llapi_layout_comp_flags_get failed: %s.\n",
+ progname, strerror(errno));
+ goto error;
+ }
+
+ if (flags & LCME_FL_STALE || flags & LCME_FL_OFFLINE)
+ goto next;
+
+ rc = llapi_layout_mirror_id_get(layout, &mirror_id);
+ if (rc < 0) {
+ fprintf(stderr,
+ "%s: llapi_layout_mirror_id_get failed: %s.\n",
+ progname, strerror(errno));
+ goto error;
+ }
+
+ chunks[idx].mirror_id[i] = mirror_id;
+ i++;
+ if (i >= ARRAY_SIZE(chunks[idx].mirror_id)) {
+ fprintf(stderr,
+ "%s: mirror_id array is too small.\n",
+ progname);
+ rc = -EINVAL;
+ goto error;
+ }
- rc = llapi_path2fid(file, fid);
- if (rc) {
- fprintf(stderr, "Cannot read FID of %s: %s\n",
- file, strerror(-rc));
- return rc;
+ next:
+ rc = llapi_layout_comp_use(layout,
+ LLAPI_LAYOUT_COMP_USE_NEXT);
+ if (rc < 0) {
+ fprintf(stderr,
+ "%s: move to the next layout component: %s.\n",
+ progname, strerror(errno));
+ goto error;
+ }
+ } /* loop through all components */
+
+ chunks[idx].mirror_count = i;
+
+ if (chunks[idx].chunk.e_end == LUSTRE_EOF)
+ break;
+
+ idx++;
+ if (idx >= chunks_size) {
+ fprintf(stderr, "%s: chunks array is too small.\n",
+ progname);
+ rc = -EINVAL;
+ goto error;
+ }
+
+ chunks[idx].chunk.e_start = chunks[idx - 1].chunk.e_end;
}
- return 0;
+
+error:
+ return rc < 0 ? rc : idx + 1;
}
-/* Fill an HSM HUR item with a given file name.
+/**
+ * lfs_mirror_verify_chunk() - Verify a chunk.
+ * @fd: File descriptor of the mirrored file.
+ * @file_size: Size of the mirrored file.
+ * @chunk: A chunk and its corresponding valid mirror ids.
+ * @verbose: Verbose mode.
*
- * If mntpath is set, then the filename is actually a FID, and no
- * lookup on the filesystem will be performed.
+ * This function verifies a @chunk contains exactly the same data
+ * ammong the mirrors that cover it.
*
- * \param[in] hur the user request to fill
- * \param[in] idx index of the item inside the HUR to fill
- * \param[in] mntpath mountpoint of Lustre
- * \param[in] fname filename (if mtnpath is NULL)
- * or FID (if mntpath is set)
- * \param[in] last_dev pointer to last device id used
+ * If @verbose is specified, then the function will print where the
+ * differences are if the data do not match. Otherwise, it will
+ * just return an error in that case.
*
- * \retval 0 on success
- * \retval CMD_HELP or a negative errno on error
+ * Return: 0 on success or a negative error code on failure.
*/
-static int fill_hur_item(struct hsm_user_request *hur, unsigned int idx,
- const char *mntpath, const char *fname,
- dev_t *last_dev)
+static inline
+int lfs_mirror_verify_chunk(int fd, size_t file_size,
+ struct verify_chunk *chunk, int verbose)
{
- struct hsm_user_item *hui = &hur->hur_user_item[idx];
- int rc;
+ const size_t buflen = 4 * 1024 * 1024; /* 4M */
+ void *buf;
+ size_t page_size = sysconf(_SC_PAGESIZE);
+ ssize_t bytes_read;
+ ssize_t bytes_done;
+ size_t count;
+ off_t pos;
+ unsigned long crc;
+ unsigned long crc_array[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
+ int i;
+ int rc = 0;
- hui->hui_extent.length = -1;
+ if (file_size == 0)
+ return 0;
- if (mntpath != NULL) {
- if (*fname == '[')
- fname++;
- rc = sscanf(fname, SFID, RFID(&hui->hui_fid));
- if (rc == 3) {
- rc = 0;
- } else {
- fprintf(stderr, "hsm: '%s' is not a valid FID\n",
- fname);
- rc = -EINVAL;
+ rc = posix_memalign(&buf, page_size, buflen);
+ if (rc) /* error code is returned directly */
+ return -rc;
+
+ if (verbose > 1) {
+ fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
+ PEXT(&chunk->chunk));
+ for (i = 0; i < chunk->mirror_count; i++)
+ fprintf(stdout, " %u", chunk->mirror_id[i]);
+ fprintf(stdout, "\n");
+ }
+
+ bytes_done = 0;
+ count = MIN(chunk->chunk.e_end, file_size) - chunk->chunk.e_start;
+ pos = chunk->chunk.e_start;
+ while (bytes_done < count) {
+ /* compute initial CRC-32 checksum */
+ crc = crc32(0L, Z_NULL, 0);
+ memset(crc_array, 0, sizeof(crc_array));
+
+ bytes_read = 0;
+ for (i = 0; i < chunk->mirror_count; i++) {
+ bytes_read = llapi_mirror_read(fd, chunk->mirror_id[i],
+ buf, buflen, pos);
+ if (bytes_read < 0) {
+ rc = bytes_read;
+ fprintf(stderr,
+ "%s: failed to read data from mirror %u: %s.\n",
+ progname, chunk->mirror_id[i],
+ strerror(-rc));
+ goto error;
+ }
+
+ /* compute new CRC-32 checksum */
+ crc_array[i] = crc32(crc, buf, bytes_read);
}
- } else {
- rc = lfs_hsm_prepare_file(fname, &hui->hui_fid, last_dev);
+
+ if (verbose)
+ print_checksums(chunk, crc_array);
+
+ /* compare CRC-32 checksum values */
+ for (i = 1; i < chunk->mirror_count; i++) {
+ if (crc_array[i] != crc_array[0]) {
+ rc = -EINVAL;
+ if (!verbose)
+ goto error;
+
+ fprintf(stderr,
+ "%s: chunk "DEXT" has different checksum value on mirror %u and mirror %u.\n",
+ progname, PEXT(&chunk->chunk),
+ chunk->mirror_id[0],
+ chunk->mirror_id[i]);
+ }
+ }
+
+ pos += bytes_read;
+ bytes_done += bytes_read;
}
- if (rc == 0)
- hur->hur_request.hr_itemcount++;
+ if (verbose > 1 && rc == 0) {
+ fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
+ PEXT(&chunk->chunk));
+ for (i = 0; i < chunk->mirror_count; i++)
+ fprintf(stdout, " %u", chunk->mirror_id[i]);
+ fprintf(stdout, " PASS\n\n");
+ }
+error:
+ free(buf);
return rc;
}
-static int lfs_hsm_request(int argc, char **argv, int action)
+/**
+ * lfs_mirror_verify_file() - Verify a mirrored file.
+ * @fname: Mirrored file name.
+ * @mirror_ids: Specified mirror ids to be verified.
+ * @ids_nr: Number of specified mirror ids.
+ * @verbose: Verbose mode.
+ *
+ * This function verifies that each SYNC mirror of a mirrored file
+ * specified by @fname contains exactly the same data.
+ *
+ * If @mirror_ids is specified, then the function will verify the
+ * mirrors specified by @mirror_ids contain exactly the same data.
+ *
+ * If @verbose is specified, then the function will print where the
+ * differences are if the data do not match. Otherwise, it will
+ * just return an error in that case.
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+static inline
+int lfs_mirror_verify_file(const char *fname, __u16 *mirror_ids, int ids_nr,
+ int verbose)
{
- struct option long_opts[] = {
- { .val = 'a', .name = "archive", .has_arg = required_argument },
- { .val = 'D', .name = "data", .has_arg = required_argument },
- { .val = 'l', .name = "filelist", .has_arg = required_argument },
- { .val = 'm', .name = "mntpath", .has_arg = required_argument },
- { .name = NULL } };
- dev_t last_dev = 0;
- char short_opts[] = "l:D:a:m:";
- 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 = NULL;
- char *mntpath = NULL;
- int rc;
+ struct verify_chunk chunks_array[1024] = { };
+ struct llapi_layout *layout = NULL;
+ struct stat stbuf;
+ uint32_t flr_state;
+ int fd;
+ int chunk_count = 0;
+ int idx = 0;
+ int rc = 0;
+ int rc1 = 0;
+ int rc2 = 0;
- if (argc < 2)
- return CMD_HELP;
+ if (stat(fname, &stbuf) < 0) {
+ fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ goto error;
+ }
- 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 &&
- action != HUA_REMOVE) {
- fprintf(stderr,
- "error: -a is supported only "
- "when archiving or removing\n");
- return CMD_HELP;
- }
- archive_id = atoi(optarg);
- break;
- case 'm':
- if (some_file == NULL) {
- mntpath = optarg;
- some_file = strdup(optarg);
- }
- break;
- case '?':
- return CMD_HELP;
- default:
- fprintf(stderr, "error: %s: option '%s' unrecognized\n",
- argv[0], argv[optind - 1]);
- return CMD_HELP;
- }
+ if (!S_ISREG(stbuf.st_mode)) {
+ fprintf(stderr, "%s: '%s' is not a regular file.\n",
+ progname, fname);
+ rc = -EINVAL;
+ goto error;
}
- /* All remaining args are files, so we have at least nbfile */
- nbfile = argc - optind;
+ if (stbuf.st_size == 0) {
+ if (verbose)
+ fprintf(stdout, "%s: '%s' file size is 0.\n",
+ progname, fname);
+ rc = 0;
+ goto error;
+ }
- if ((nbfile == 0) && (filelist == NULL))
- return CMD_HELP;
+ fd = open(fname, O_DIRECT | O_RDONLY);
+ if (fd < 0) {
+ fprintf(stderr, "%s: cannot open '%s': %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ goto error;
+ }
- if (opaque != NULL)
- opaque_len = strlen(opaque);
+ rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
+ if (rc < 0) {
+ fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
+ progname, fname, strerror(errno));
+ goto close_fd;
+ }
- /* 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;
+ layout = llapi_layout_get_by_fd(fd, 0);
+ if (layout == NULL) {
+ fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ llapi_lease_release(fd);
+ goto close_fd;
}
- nbfile_alloc = nbfile;
- hur->hur_request.hr_action = action;
- hur->hur_request.hr_archive_id = archive_id;
- hur->hur_request.hr_flags = 0;
+ rc = llapi_layout_flags_get(layout, &flr_state);
+ if (rc < 0) {
+ fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ goto free_layout;
+ }
- /* All remaining args are files, add them */
- if (nbfile != 0 && some_file == NULL)
- some_file = strdup(argv[optind]);
+ flr_state &= LCM_FL_FLR_MASK;
+ switch (flr_state) {
+ case LCM_FL_NONE:
+ rc = -EINVAL;
+ fprintf(stderr, "%s: '%s' file state error: %s.\n",
+ progname, fname, llapi_layout_flags_string(flr_state));
+ goto free_layout;
+ default:
+ break;
+ }
- for (i = 0; i < nbfile; i++) {
- rc = fill_hur_item(hur, i, mntpath, argv[optind + i],
- &last_dev);
- if (rc)
- goto out_free;
+ /* find out mirror chunks to be verified */
+ chunk_count = lfs_mirror_prepare_chunk(layout, chunks_array,
+ ARRAY_SIZE(chunks_array));
+ if (chunk_count < 0) {
+ rc = chunk_count;
+ goto free_layout;
}
- /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
+ if (ids_nr > 0)
+ /* filter specified mirror ids */
+ filter_mirror_id(chunks_array, chunk_count, mirror_ids, ids_nr);
+
+ if (verbose > 2)
+ print_chunks(fname, chunks_array, chunk_count);
+
+ for (idx = 0; idx < chunk_count; idx++) {
+ if (chunks_array[idx].chunk.e_start >= stbuf.st_size) {
+ if (verbose)
+ fprintf(stdout,
+ "%s: '%s' chunk "DEXT" exceeds file size %#llx: skipped\n",
+ progname, fname,
+ PEXT(&chunks_array[idx].chunk),
+ (unsigned long long)stbuf.st_size);
+ break;
+ }
- /* 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;
+ if (chunks_array[idx].mirror_count == 0) {
+ fprintf(stderr,
+ "%s: '%s' chunk "DEXT" is invalid in all of the mirrors: ",
+ progname, fname,
+ PEXT(&chunks_array[idx].chunk));
+ if (verbose) {
+ fprintf(stderr, "skipped\n");
+ continue;
+ }
+ rc = -EINVAL;
+ fprintf(stderr, "failed\n");
+ goto free_layout;
}
- while ((rc = getline(&line, &len, fp)) != -1) {
- /* If allocated buffer was too small, get something
- * larger */
- if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
- ssize_t size;
+ if (chunks_array[idx].mirror_count == 1) {
+ if (verbose)
+ fprintf(stdout,
+ "%s: '%s' chunk "DEXT" is only valid in mirror %u: skipped\n",
+ progname, fname,
+ PEXT(&chunks_array[idx].chunk),
+ chunks_array[idx].mirror_id[0]);
+ continue;
+ }
- nbfile_alloc = nbfile_alloc * 2 + 1;
- oldhur = hur;
- hur = llapi_hsm_user_request_alloc(nbfile_alloc,
- opaque_len);
- if (hur == NULL) {
- fprintf(stderr, "hsm: cannot allocate "
- "the request: %s\n",
- strerror(errno));
- hur = oldhur;
- rc = -errno;
- fclose(fp);
- goto out_free;
- }
- size = hur_len(oldhur);
- if (size < 0) {
- fprintf(stderr, "hsm: cannot allocate "
- "%u files + %u bytes data\n",
- oldhur->hur_request.hr_itemcount,
- oldhur->hur_request.hr_data_len);
- free(hur);
- hur = oldhur;
- rc = -E2BIG;
- fclose(fp);
- goto out_free;
- }
- memcpy(hur, oldhur, size);
- free(oldhur);
+ rc = llapi_lease_check(fd);
+ if (rc != LL_LEASE_RDLCK) {
+ fprintf(stderr, "%s: '%s' lost lease lock.\n",
+ progname, fname);
+ goto free_layout;
+ }
+
+ /* verify one chunk */
+ rc1 = lfs_mirror_verify_chunk(fd, stbuf.st_size,
+ &chunks_array[idx], verbose);
+ if (rc1 < 0) {
+ rc2 = rc1;
+ if (!verbose) {
+ rc = rc1;
+ goto free_layout;
}
+ }
+ }
+
+ if (rc2 < 0)
+ rc = rc2;
+
+free_layout:
+ llapi_layout_free(layout);
+ llapi_lease_release(fd);
+close_fd:
+ close(fd);
+error:
+ return rc;
+}
+
+/**
+ * lfs_mirror_verify() - Parse and execute lfs mirror verify command.
+ * @argc: The count of lfs mirror verify command line arguments.
+ * @argv: Array of strings for lfs mirror verify command line arguments.
+ *
+ * This function parses lfs mirror verify command and verifies the
+ * specified mirrored file(s).
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+static inline int lfs_mirror_verify(int argc, char **argv)
+{
+ __u16 mirror_ids[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
+ int ids_nr = 0;
+ int c;
+ int verbose = 0;
+ int rc = 0;
+ int rc1 = 0;
+ char cmd[PATH_MAX];
- /* Chop CR */
- if (line[strlen(line) - 1] == '\n')
- line[strlen(line) - 1] = '\0';
+ struct option long_opts[] = {
+ { .val = 'o', .name = "only", .has_arg = required_argument },
+ { .val = 'v', .name = "verbose", .has_arg = no_argument },
+ { .name = NULL } };
- rc = fill_hur_item(hur, hur->hur_request.hr_itemcount,
- mntpath, line, &last_dev);
- if (rc) {
- fclose(fp);
- goto out_free;
+ snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
+ progname = cmd;
+ while ((c = getopt_long(argc, argv, "o:v", long_opts, NULL)) >= 0) {
+ switch (c) {
+ case 'o':
+ rc = parse_mirror_ids(mirror_ids,
+ ARRAY_SIZE(mirror_ids),
+ optarg);
+ if (rc < 0) {
+ fprintf(stderr,
+ "%s: bad mirror ids '%s'.\n",
+ progname, optarg);
+ goto error;
}
-
- if (some_file == NULL) {
- some_file = line;
- line = NULL;
+ ids_nr = rc;
+ if (ids_nr < 2) {
+ fprintf(stderr,
+ "%s: at least 2 mirror ids needed with '--only' option.\n",
+ progname);
+ rc = CMD_HELP;
+ goto error;
}
+ break;
+ case 'v':
+ verbose++;
+ break;
+ default:
+ fprintf(stderr, "%s: option '%s' unrecognized.\n",
+ progname, argv[optind - 1]);
+ rc = -EINVAL;
+ goto error;
}
+ }
- rc = fclose(fp);
- free(line);
+ if (argc == optind) {
+ fprintf(stderr, "%s: no file name given.\n", progname);
+ rc = CMD_HELP;
+ goto error;
}
- /* 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);
+ if (ids_nr > 0 && argc > optind + 1) {
+ fprintf(stderr,
+ "%s: '--only' cannot be used upon multiple files.\n",
+ progname);
+ rc = CMD_HELP;
+ goto error;
- /* 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;
+
+ if (ids_nr > 0) {
+ rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
+ if (rc < 0)
+ goto error;
}
-out_free:
- free(some_file);
- free(hur);
+ rc = 0;
+ for (; optind < argc; optind++) {
+ rc1 = lfs_mirror_verify_file(argv[optind], mirror_ids, ids_nr,
+ verbose);
+ if (rc1 < 0)
+ rc = rc1;
+ }
+error:
return rc;
}
-static int lfs_hsm_archive(int argc, char **argv)
+/**
+ * lfs_mirror() - Parse and execute lfs mirror commands.
+ * @argc: The count of lfs mirror command line arguments.
+ * @argv: Array of strings for lfs mirror command line arguments.
+ *
+ * This function parses lfs mirror commands and performs the
+ * corresponding functions specified in mirror_cmdlist[].
+ *
+ * Return: 0 on success or an error code on failure.
+ */
+static int lfs_mirror(int argc, char **argv)
{
- return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
-}
+ char cmd[PATH_MAX];
+ int rc = 0;
-static int lfs_hsm_restore(int argc, char **argv)
-{
- return lfs_hsm_request(argc, argv, HUA_RESTORE);
-}
+ setlinebuf(stdout);
-static int lfs_hsm_release(int argc, char **argv)
-{
- return lfs_hsm_request(argc, argv, HUA_RELEASE);
-}
+ Parser_init("lfs-mirror > ", mirror_cmdlist);
-static int lfs_hsm_remove(int argc, char **argv)
-{
- return lfs_hsm_request(argc, argv, HUA_REMOVE);
-}
+ snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
+ progname = cmd;
+ program_invocation_short_name = cmd;
+ if (argc > 1)
+ rc = Parser_execarg(argc - 1, argv + 1, mirror_cmdlist);
+ else
+ rc = Parser_commands();
-static int lfs_hsm_cancel(int argc, char **argv)
-{
- return lfs_hsm_request(argc, argv, HUA_CANCEL);
+ return rc < 0 ? -rc : rc;
}
-static int lfs_swap_layouts(int argc, char **argv)
+static void lustre_som_swab(struct lustre_som_attrs *attrs)
{
- if (argc != 3)
- return CMD_HELP;
-
- return llapi_swap_layouts(argv[1], argv[2], 0, 0,
- SWAP_LAYOUTS_KEEP_MTIME |
- SWAP_LAYOUTS_KEEP_ATIME);
+#if __BYTE_ORDER == __BIG_ENDIAN
+ __swab16s(&attrs->lsa_valid);
+ __swab64s(&attrs->lsa_size);
+ __swab64s(&attrs->lsa_blocks);
+#endif
}
-static const char *const ladvise_names[] = LU_LADVISE_NAMES;
-
-static enum lu_ladvise_type lfs_get_ladvice(const char *string)
-{
- enum lu_ladvise_type advice;
-
- for (advice = 0;
- advice < ARRAY_SIZE(ladvise_names); advice++) {
- if (ladvise_names[advice] == NULL)
- continue;
- if (strcmp(string, ladvise_names[advice]) == 0)
- return advice;
- }
-
- return LU_LADVISE_INVALID;
-}
+enum lfs_som_type {
+ LFS_SOM_SIZE = 0x1,
+ LFS_SOM_BLOCKS = 0x2,
+ LFS_SOM_FLAGS = 0x4,
+ LFS_SOM_ATTR_ALL = LFS_SOM_SIZE | LFS_SOM_BLOCKS |
+ LFS_SOM_FLAGS,
+};
-static int lfs_ladvise(int argc, char **argv)
+static int lfs_getsom(int argc, char **argv)
{
- struct option long_opts[] = {
- { .val = 'a', .name = "advice", .has_arg = required_argument },
- { .val = 'b', .name = "background", .has_arg = no_argument },
- { .val = 'e', .name = "end", .has_arg = required_argument },
- { .val = 'l', .name = "length", .has_arg = required_argument },
- { .val = 's', .name = "start", .has_arg = required_argument },
- { .name = NULL } };
- char short_opts[] = "a:be:l:s:";
- int c;
- int rc = 0;
- const char *path;
- int fd;
- struct llapi_lu_ladvise advice;
- enum lu_ladvise_type advice_type = LU_LADVISE_INVALID;
- unsigned long long start = 0;
- unsigned long long end = LUSTRE_EOF;
- unsigned long long length = 0;
- unsigned long long size_units;
- unsigned long long flags = 0;
+ const char *path;
+ struct lustre_som_attrs *attrs;
+ char buf[sizeof(*attrs) + 64];
+ enum lfs_som_type type = LFS_SOM_ATTR_ALL;
+ int rc = 0, c;
- optind = 0;
- while ((c = getopt_long(argc, argv, short_opts,
- long_opts, NULL)) != -1) {
+ while ((c = getopt(argc, argv, "sbf")) != -1) {
switch (c) {
- case 'a':
- advice_type = lfs_get_ladvice(optarg);
- if (advice_type == LU_LADVISE_INVALID) {
- fprintf(stderr, "%s: invalid advice type "
- "'%s'\n", argv[0], optarg);
- fprintf(stderr, "Valid types:");
-
- for (advice_type = 0;
- advice_type < ARRAY_SIZE(ladvise_names);
- advice_type++) {
- if (ladvise_names[advice_type] == NULL)
- continue;
- fprintf(stderr, " %s",
- ladvise_names[advice_type]);
- }
- fprintf(stderr, "\n");
-
- return CMD_HELP;
- }
+ case 's':
+ type = LFS_SOM_SIZE;
break;
case 'b':
- flags |= LF_ASYNC;
- break;
- case 'e':
- size_units = 1;
- rc = llapi_parse_size(optarg, &end,
- &size_units, 0);
- if (rc) {
- fprintf(stderr, "%s: bad end offset '%s'\n",
- argv[0], optarg);
- return CMD_HELP;
- }
- break;
- case 's':
- size_units = 1;
- rc = llapi_parse_size(optarg, &start,
- &size_units, 0);
- if (rc) {
- fprintf(stderr, "%s: bad start offset "
- "'%s'\n", argv[0], optarg);
- return CMD_HELP;
- }
+ type = LFS_SOM_BLOCKS;
break;
- case 'l':
- size_units = 1;
- rc = llapi_parse_size(optarg, &length,
- &size_units, 0);
- if (rc) {
- fprintf(stderr, "%s: bad length '%s'\n",
- argv[0], optarg);
- return CMD_HELP;
- }
+ case 'f':
+ type = LFS_SOM_FLAGS;
break;
- case '?':
- return CMD_HELP;
default:
- fprintf(stderr, "%s: option '%s' unrecognized\n",
- argv[0], argv[optind - 1]);
+ fprintf(stderr, "%s: invalid option '%c'\n",
+ progname, optopt);
return CMD_HELP;
}
}
- if (advice_type == LU_LADVISE_INVALID) {
- fprintf(stderr, "%s: please give an advice type\n", argv[0]);
- fprintf(stderr, "Valid types:");
- for (advice_type = 0; advice_type < ARRAY_SIZE(ladvise_names);
- advice_type++) {
- if (ladvise_names[advice_type] == NULL)
- continue;
- fprintf(stderr, " %s", ladvise_names[advice_type]);
- }
- fprintf(stderr, "\n");
- return CMD_HELP;
- }
+ argc -= optind;
+ argv += optind;
- if (argc <= optind) {
- fprintf(stderr, "%s: please give one or more file names\n",
- argv[0]);
+ if (argc != 1) {
+ fprintf(stderr, "%s: %s\n",
+ progname, argc == 0 ? "miss file target" :
+ "input more than 2 files");
return CMD_HELP;
}
- if (end != LUSTRE_EOF && length != 0 && end != start + length) {
- fprintf(stderr, "%s: conflicting arguments of -l and -e\n",
- argv[0]);
- return CMD_HELP;
+ path = argv[0];
+ attrs = (void *)buf;
+ rc = lgetxattr(path, "trusted.som", attrs, sizeof(buf));
+ if (rc < 0) {
+ rc = -errno;
+ fprintf(stderr, "%s failed to get som xattr: %s (%d)\n",
+ argv[0], strerror(errno), errno);
+ return rc;
}
- if (end == LUSTRE_EOF && length != 0)
- end = start + length;
+ lustre_som_swab(attrs);
- if (end <= start) {
- fprintf(stderr, "%s: range [%llu, %llu] is invalid\n",
- argv[0], start, end);
+ switch (type) {
+ case LFS_SOM_ATTR_ALL:
+ printf("file: %s size: %llu blocks: %llu flags: %x\n",
+ path, attrs->lsa_size, attrs->lsa_blocks,
+ attrs->lsa_valid);
+ break;
+ case LFS_SOM_SIZE:
+ printf("%llu\n", attrs->lsa_size);
+ break;
+ case LFS_SOM_BLOCKS:
+ printf("%llu\n", attrs->lsa_blocks);
+ break;
+ case LFS_SOM_FLAGS:
+ printf("%x\n", attrs->lsa_valid);
+ break;
+ default:
+ fprintf(stderr, "%s: unknown option\n", progname);
return CMD_HELP;
}
- while (optind < argc) {
- int rc2;
+ return 0;
+}
- path = argv[optind++];
+/**
+ * lfs_mirror_list_commands() - List lfs mirror commands.
+ * @argc: The count of command line arguments.
+ * @argv: Array of strings for command line arguments.
+ *
+ * This function lists lfs mirror commands defined in mirror_cmdlist[].
+ *
+ * Return: 0 on success.
+ */
+static int lfs_mirror_list_commands(int argc, char **argv)
+{
+ char buffer[81] = "";
- fd = open(path, O_RDONLY);
- if (fd < 0) {
- fprintf(stderr, "%s: cannot open file '%s': %s\n",
- argv[0], path, strerror(errno));
- rc2 = -errno;
- goto next;
- }
+ Parser_list_commands(mirror_cmdlist, buffer, sizeof(buffer),
+ NULL, 0, 4);
- advice.lla_start = start;
- advice.lla_end = end;
- advice.lla_advice = advice_type;
- advice.lla_value1 = 0;
- advice.lla_value2 = 0;
- advice.lla_value3 = 0;
- advice.lla_value4 = 0;
- rc2 = llapi_ladvise(fd, flags, 1, &advice);
- close(fd);
- if (rc2 < 0) {
- fprintf(stderr, "%s: cannot give advice '%s' to file "
- "'%s': %s\n", argv[0],
- ladvise_names[advice_type],
- path, strerror(errno));
- }
-next:
- if (rc == 0 && rc2 < 0)
- rc = rc2;
- }
- return rc;
+ return 0;
}
static int lfs_list_commands(int argc, char **argv)
int main(int argc, char **argv)
{
- int rc;
+ int rc;
/* Ensure that liblustreapi constructor has run */
if (!llapi_liblustreapi_initialized())
fprintf(stderr, "liblustreapi was not properly initialized\n");
- setlinebuf(stdout);
+ setlinebuf(stdout);
+ opterr = 0;
Parser_init("lfs > ", cmdlist);
- progname = argv[0]; /* Used in error messages */
- if (argc > 1) {
- rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
- } else {
- rc = Parser_commands();
- }
+ progname = program_invocation_short_name; /* Used in error messages */
+ if (argc > 1) {
+ llapi_set_command_name(argv[1]);
+ rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
+ llapi_clear_command_name();
+ } else {
+ rc = Parser_commands();
+ }
- return rc < 0 ? -rc : rc;
+ return rc < 0 ? -rc : rc;
}
#ifdef _LUSTRE_IDL_H_