#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 <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])))
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_EXTEND,
+ SO_MIRROR_SPLIT,
};
-static int lfs_setstripe0(int argc, char **argv, enum setstripe_origin opc);
+static int lfs_setstripe_internal(int argc, char **argv,
+ enum setstripe_origin opc);
static inline int lfs_setstripe(int argc, char **argv)
{
- return lfs_setstripe0(argc, argv, SO_SETSTRIPE);
+ return lfs_setstripe_internal(argc, argv, SO_SETSTRIPE);
}
static inline int lfs_setstripe_migrate(int argc, char **argv)
{
- return lfs_setstripe0(argc, argv, SO_MIGRATE);
+ return lfs_setstripe_internal(argc, argv, SO_MIGRATE);
}
static inline int lfs_mirror_create(int argc, char **argv)
{
- return lfs_setstripe0(argc, argv, SO_MIRROR_CREATE);
+ return lfs_setstripe_internal(argc, argv, SO_MIRROR_CREATE);
}
static inline int lfs_mirror_extend(int argc, char **argv)
{
- return lfs_setstripe0(argc, argv, SO_MIRROR_EXTEND);
+ 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 */
" [--stripe-count|-c <stripe_count>]\n" \
" [--stripe-index|-i <start_ost_idx>]\n" \
" [--stripe-size|-S <stripe_size>]\n" \
- " [--layout|-L <pattern>]\n" \
+ " [--layout|-L <pattern>]\n" \
" [--pool|-p <pool_name>]\n" \
- " [--ost|-o <ost_indices>]\n"
+ " [--ost|-o <ost_indices>]\n" \
+ " [--yaml|-y <yaml_template_file>]\n" \
+ " [--copy=<lustre_src>]\n"
#define SSM_HELP_COMMON \
"\tstripe_count: Number of OSTs to stripe over (0=fs default, -1 all)\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"
+ "\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 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" \
- "\tparent: Use default stripe options from parent directory\n" \
"\tflags: set flags to the component of the current mirror.\n" \
"\t Only \"prefer\" flag is supported so far.\n"
#define MIRROR_EXTEND_USAGE \
" <--mirror-count|-N[mirror_count]>\n" \
- " [setstripe options|--parent|-f <victim_file>]\n" \
+ " [setstripe options|-f <victim_file>]\n" \
" [--no-verify]\n"
#define SETSTRIPE_USAGE \
#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" \
-
-#define SETDIRSTRIPE_USAGE \
- " [--mdt-count|-c stripe_count>\n" \
- " [--mdt-index|-i mdt_index]\n" \
- " [--mdt-hash|-H mdt_hash]\n" \
- " [--default|-D] [--mode|-m mode] <dir>\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-hash|-H mdt_hash]\n" \
+ " [--mdt-index|-i mdt_index[,mdt_index,...]\n" \
+ " [--default|-D] [--mode|-o mode] <dir>\n" \
"\tstripe_count: stripe count of the striped directory\n" \
"\tmdt_index: MDT index of first stripe\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 (not recommended)\n" \
"\tdefault_stripe: set default dirstripe of the directory\n" \
- "\tmode: the mode of the directory\n"
+ "\tmode: the file access permission of the directory (octal)\n"
/**
* command_t mirror_cmdlist - lfs mirror commands.
.pc_help = "Create a mirrored file.\n"
"usage: lfs mirror create "
"<--mirror-count|-N[mirror_count]> "
- "[setstripe options|--parent] ... <filename|directory>\n"
+ "[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|--parent|-f <victim_file>] ... <filename>\n"
+ "[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 = "--list-commands", .pc_func = lfs_mirror_list_commands,
+ { .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" },
"To totally delete the default striping from an existing directory:\n"
"usage: setstripe -d <directory>\n"
" or\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"
"\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"
+ " [[!] --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,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"
+ " [[!] --mdt-index|-m <uuid|index,...>]\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"
"usage: swap_layouts <path1> <path2>"},
{"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-count|-c] <stripe_count>\n"
+ " [--mdt-hash|-H] <hash_type>\n"
+ " [--mdt-index|-m] <start_mdt_index>\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"
"\tstripe_size: number of bytes to store before moving to the next OST\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"},
+ "\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"},
{"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"
"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 an out-of-sync mirrored file\n"
- "lfs mirror verify - verify a 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"},
static const char *error_loc = "syserror";
enum {
- MIGRATION_NONBLOCK = 1 << 0,
- MIGRATION_MIRROR = 1 << 1,
+ 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, const struct llapi_stripe_param *param,
+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 fd = -1;
int fdv = -1;
+ int rflags;
int mdt_index;
int random_value;
char parent[PATH_MAX];
/* 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);
+ 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";
int fdv = -1;
int rc;
- rc = migrate_open_files(name, param, layout, &fd, &fdv);
+ rc = migrate_open_files(name, migration_flags, param, layout,
+ &fd, &fdv);
if (rc < 0)
goto out;
goto out;
}
- rc = llapi_lease_get(fd, LL_LEASE_RDLCK);
+ 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_put(fd);
+ llapi_lease_release(fd);
goto out;
}
/* 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,
- migration_flags & MIGRATION_MIRROR ?
- MERGE_LAYOUTS_CLOSE : SWAP_LAYOUTS_CLOSE);
+ rc = llapi_fswap_layouts(fd, fdv, 0, 0, SWAP_LAYOUTS_CLOSE);
if (rc < 0) {
error_loc = "cannot swap layout";
goto out;
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);
+
return rc;
}
return 0;
}
+static int mirror_str2state(char *string, __u16 *state, __u16 *neg_state)
+{
+ if (string == NULL)
+ return -EINVAL;
+
+ *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;
+}
+
/**
* struct mirror_args - Command-line arguments for mirror(s).
* @m_count: Number of mirrors to be created with this layout.
/**
* enum mirror_flags - Flags for extending a mirrored file.
- * @NO_VERIFY: Indicates not to verify the mirror(s) from victim file(s)
+ * @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 {
- NO_VERIFY = 0x1,
+ MF_NO_VERIFY = 0x1,
+ MF_DESTROY = 0x2,
+ MF_COMP_ID = 0x4,
};
/**
}
if (has_m_file && has_m_layout) {
- fprintf(stderr, "error: %s: -f <victim_file> option should not "
- "be specified with setstripe options or "
- "--parent option\n", progname);
+ fprintf(stderr,
+ "error: %s: -f <victim_file> option should not be specified with setstripe options\n",
+ progname);
return -EINVAL;
}
cur_mirror = cur_mirror->m_next;
}
+ if (layout == NULL) {
+ fprintf(stderr, "error: %s: layout is NULL\n", progname);
+ return -EINVAL;
+ }
+
rc = llapi_layout_mirror_count_set(layout, mirror_count);
if (rc) {
rc = -errno;
goto error;
}
- rc = lfs_component_create(fname, O_CREAT | O_WRONLY, 0644,
+ rc = lfs_component_create(fname, O_CREAT | O_WRONLY, 0666,
layout);
if (rc >= 0) {
close(rc);
int fdv = -1;
struct stat stbuf;
struct stat stbuf_v;
+ struct ll_ioc_lease *data = NULL;
int rc;
fd = open(fname, O_RDWR);
goto out;
}
- rc = llapi_lease_get(fd, LL_LEASE_RDLCK);
+ rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
if (rc < 0) {
error_loc = "cannot get lease";
goto out;
}
- if (!(mirror_flags & NO_VERIFY)) {
+ if (!(mirror_flags & MF_NO_VERIFY)) {
ssize_t ret;
/* mirrors should have the same contents */
ret = mirror_file_compare(fd, fdv);
goto out;
}
- /* 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, MERGE_LAYOUTS_CLOSE);
+ /* 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 swap layout";
+ 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 int mirror_extend_layout(char *name, struct llapi_layout *layout)
+{
+ 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 mirror_extend(char *fname, struct mirror_args *mirror_list,
enum mirror_flags mirror_flags)
{
__u32 mirror_count = mirror_list->m_count;
while (mirror_count > 0) {
- rc = lfs_migrate(fname,
- MIGRATION_NONBLOCK | MIGRATION_MIRROR,
- NULL, mirror_list->m_layout);
+ rc = mirror_extend_layout(fname,
+ mirror_list->m_layout);
if (rc)
break;
return rc;
}
+static int find_mirror_id(struct llapi_layout *layout, void *cbdata)
+{
+ 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;
+}
+
+static int find_comp_id(struct llapi_layout *layout, void *cbdata)
+{
+ uint32_t id;
+ int rc;
+
+ 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 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;
+
+ /* 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;
+ }
+
+ rc = mirror_sanity_check_one(layout);
+ if (rc)
+ goto free_layout;
+
+ 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 (mirror_count < 2) {
+ fprintf(stderr,
+ "error %s: file '%s' has %d component, cannot split\n",
+ progname, fname, mirror_count);
+ goto free_layout;
+ }
+
+ 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 (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;
+ }
+
+ 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;
+ }
+
+ /* 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;
+ }
+ 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';
+ }
+
+ 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 (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);
+ }
+ } else {
+ /* user specified victim file */
+ fdv = open(victim_file, flags, S_IRUSR | S_IWUSR);
+ }
+
+ if (fdv < 0) {
+ fprintf(stderr,
+ "error %s: create victim file failed: %s\n",
+ progname, strerror(errno));
+ goto close_fd;
+ }
+
+ /* get lease lock of fname */
+ rc = llapi_lease_acquire(fd, LL_LEASE_WRLCK);
+ if (rc < 0) {
+ fprintf(stderr,
+ "error %s: cannot get lease of file '%s': %d\n",
+ progname, fname, rc);
+ goto close_victim;
+ }
+
+ /* Atomatically put lease, split layouts and close. */
+ data = malloc(offsetof(typeof(*data), lil_ids[2]));
+ if (!data) {
+ rc = -ENOMEM;
+ goto close_victim;
+ }
+
+ 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);
+
+close_victim:
+ close(fdv);
+close_fd:
+ close(fd);
+free_layout:
+ llapi_layout_free(layout);
+ return rc;
+}
+
/**
* Parse a string containing an target index list into an array of integers.
*
__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)
{
+ unsigned int mirror_count = lsa->lsa_mirror_count;
+ bool first_comp = lsa->lsa_first_comp;
+
memset(lsa, 0, sizeof(*lsa));
lsa->lsa_stripe_size = 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;
}
/**
* 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)
+ struct lfs_setstripe_args *lsa,
+ bool set_extent)
{
struct llapi_layout *layout = *composite;
uint64_t prev_end = 0;
return rc;
}
- rc = llapi_layout_comp_add(layout);
+ if (lsa->lsa_first_comp)
+ prev_end = 0;
+
+ 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;
- 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;
+ 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;
+ }
}
/* Data-on-MDT component setting */
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_osts(%d)\n",
+ fprintf(stderr, "stripe_count(%lld) != nr_tgts(%d)\n",
lsa->lsa_stripe_count, lsa->lsa_nr_tgts);
return -EINVAL;
}
if (rc)
break;
}
- } else if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT) {
+ } 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) {
return 0;
}
+static int build_component(struct llapi_layout **layout,
+ struct lfs_setstripe_args *lsa, bool set_extent)
+{
+ 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 (!strcmp(string, "lcme_flags")) {
+ rc = comp_str2flags(node->cy_valuestring,
+ &lsa->lsa_comp_flags,
+ &lsa->lsa_comp_neg_flags);
+ if (rc)
+ return rc;
+ /* Only template flags have meaning in
+ * the layout for a new file
+ */
+ lsa->lsa_comp_flags &= LCME_TEMPLATE_FLAGS;
+ }
+ } 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. */
LFS_COMP_DEL_OPT,
LFS_COMP_SET_OPT,
LFS_COMP_ADD_OPT,
- LFS_COMP_USE_PARENT_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_setstripe0(int argc, char **argv, enum setstripe_origin opc)
+static int lfs_setstripe_internal(int argc, char **argv,
+ enum setstripe_origin opc)
{
- struct lfs_setstripe_args lsa;
+ struct lfs_setstripe_args lsa = { 0 };
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 result = 0;
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 migrate_mdt_mode = false;
bool migration_block = false;
__u64 migration_flags = 0;
- __u32 osts[LOV_MAX_STRIPE_COUNT] = { 0 };
+ __u32 tgts[LOV_MAX_STRIPE_COUNT] = { 0 };
int comp_del = 0, comp_set = 0;
int comp_add = 0;
__u32 comp_id = 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[] = {
- /* --block is only valid in migrate mode */
- { .val = 'b', .name = "block", .has_arg = no_argument},
+/* 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},
+ .name = "comp-add", .has_arg = no_argument },
{ .val = LFS_COMP_ADD_OPT,
- .name = "component-add",
- .has_arg = no_argument},
+ .name = "component-add", .has_arg = no_argument },
{ .val = LFS_COMP_DEL_OPT,
- .name = "comp-del", .has_arg = no_argument},
+ .name = "comp-del", .has_arg = no_argument },
{ .val = LFS_COMP_DEL_OPT,
- .name = "component-del",
- .has_arg = no_argument},
+ .name = "component-del", .has_arg = no_argument },
{ .val = LFS_COMP_FLAGS_OPT,
- .name = "comp-flags", .has_arg = required_argument},
+ .name = "comp-flags", .has_arg = required_argument },
{ .val = LFS_COMP_FLAGS_OPT,
.name = "component-flags",
- .has_arg = required_argument},
+ .has_arg = required_argument },
{ .val = LFS_COMP_SET_OPT,
- .name = "comp-set", .has_arg = no_argument},
+ .name = "comp-set", .has_arg = no_argument },
{ .val = LFS_COMP_SET_OPT,
.name = "component-set",
.has_arg = no_argument},
- { .val = LFS_COMP_USE_PARENT_OPT,
- .name = "parent", .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 = 'f', .name = "file", .has_arg = required_argument },
- /* dirstripe {"mdt-hash", required_argument, 0, 'H'}, */
+/* 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 = '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 = 'N', .name = "mirror-count", .has_arg = optional_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},
+ { .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 },
- /* dirstripe {"mdt-count", required_argument, 0, 'T'}, */
+/* 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 = 'v', .name = "verbose", .has_arg = no_argument},
+ { .val = 'y', .name = "yaml", .has_arg = required_argument },
{ .name = NULL } };
setstripe_args_init(&lsa);
snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
progname = cmd;
- while ((c = getopt_long(argc, argv, "bc:dE:f:i:I:m:N::no:p:L:s:S:v",
- long_opts, NULL)) >= 0) {
+ 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. */
case LFS_COMP_SET_OPT:
comp_set = 1;
break;
- case LFS_COMP_USE_PARENT_OPT:
- if (!mirror_mode) {
- fprintf(stderr, "error: %s: --parent must be "
- "specified with --mirror-count|-N "
- "option\n", progname);
+ 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;
}
- setstripe_args_init(&lsa);
- break;
- case LFS_COMP_NO_VERIFY_OPT:
- mirror_flags |= NO_VERIFY;
break;
case LFS_MIRROR_FLAGS_OPT: {
__u32 flags;
}
break;
}
+ case LFS_LAYOUT_COPY:
+ from_copy = true;
+ template = optarg;
+ break;
case 'b':
if (!migrate_mode) {
fprintf(stderr,
case 'd':
/* delete the default striping pattern */
delete = 1;
- break;
- case 'E':
- if (lsa.lsa_comp_end != 0) {
- result = comp_args_to_layout(lpp, &lsa);
- if (result) {
+ if (opc == SO_MIRROR_SPLIT) {
+ if (has_m_file) {
fprintf(stderr,
- "%s %s: invalid layout\n",
+ "%s %s: -d cannot used with -f\n",
progname, argv[0]);
goto usage_error;
}
-
- setstripe_args_init_inherit(&lsa);
+ mirror_flags |= MF_DESTROY;
}
-
- if (arg_is_eof(optarg)) {
- lsa.lsa_comp_end = LUSTRE_EOF;
+ break;
+ case 'D':
+ 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 (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)) {
+ lsa.lsa_comp_end = LUSTRE_EOF;
} else {
result = llapi_parse_size(optarg,
&lsa.lsa_comp_end,
}
}
break;
+ case 'H':
+ 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;
+ }
+ break;
case 'i':
lsa.lsa_stripe_off = strtol(optarg, &end, 0);
if (*end != '\0') {
}
break;
case 'f':
- if (opc != SO_MIRROR_EXTEND) {
+ 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 (last_mirror == NULL) {
- fprintf(stderr, "error: %s: '-N' must exist "
- "in front of '%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;
}
-
- last_mirror->m_file = optarg;
- last_mirror->m_count = 1;
has_m_file = true;
break;
case 'L':
case 'm':
if (!migrate_mode) {
fprintf(stderr,
- "%s %s: -m|--mdt-index valid only for migrate command\n",
+ "%s %s: -m|--mdt-index is valid only for migrate command\n",
progname, argv[0]);
goto usage_error;
}
- mdt_idx_arg = optarg;
+ 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) {
if (lsa.lsa_comp_end == 0)
lsa.lsa_comp_end = LUSTRE_EOF;
- result = comp_args_to_layout(lpp, &lsa);
+ result = comp_args_to_layout(lpp, &lsa, true);
if (result) {
lfs_mirror_free(new_mirror);
goto error;
lpp = &last_mirror->m_layout;
break;
case 'o':
- lsa.lsa_nr_tgts = parse_targets(osts,
- sizeof(osts) / sizeof(__u32),
+#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,
goto usage_error;
}
- lsa.lsa_tgts = osts;
+ lsa.lsa_tgts = tgts;
if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
- lsa.lsa_stripe_off = osts[0];
+ 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,
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",
}
if (lsa.lsa_comp_end != 0) {
- result = comp_args_to_layout(lpp, &lsa);
+ result = comp_args_to_layout(lpp, &lsa, true);
if (result)
goto error;
}
- if (mirror_flags & NO_VERIFY) {
+ 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",
goto error;
}
- if (mdt_idx_arg != NULL && optind > 3) {
+ if (from_yaml && from_copy) {
fprintf(stderr,
- "%s %s: option -m cannot be used with other options\n",
- progname, argv[0]);
- goto usage_error;
+ "%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) {
goto usage_error;
}
- if (!comp_del && !comp_set && comp_id != 0) {
+ 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\n",
+ "%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 (mdt_idx_arg != NULL) {
+ if (migrate_mdt_mode) {
+ struct lmv_user_md *lmu;
+
/* initialize migrate mdt parameters */
- migrate_mdt_param.fp_mdt_index = strtoul(mdt_idx_arg, &end, 0);
- if (*end != '\0') {
- fprintf(stderr, "%s %s: invalid MDT index '%s'\n",
- progname, argv[0], mdt_idx_arg);
+ 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->lsp_is_specific = true;
param->lsp_stripe_count = lsa.lsa_nr_tgts;
- memcpy(param->lsp_osts, osts,
- sizeof(*osts) * 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 (mdt_idx_arg != NULL) {
+ if (migrate_mdt_mode) {
result = llapi_migrate_mdt(fname, &migrate_mdt_param);
} else if (migrate_mode) {
result = lfs_migrate(fname, migration_flags, param,
} 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,
- 0644, layout);
+ 0666, layout);
if (result >= 0) {
close(result);
result = 0;
} else {
result = llapi_file_open_param(fname,
O_CREAT | O_WRONLY,
- 0644, param);
+ 0666, param);
if (result >= 0) {
close(result);
result = 0;
}
free(param);
+ free(migrate_mdt_param.fp_lmv_md);
llapi_layout_free(layout);
lfs_mirror_list_free(mirror_list);
return result2;
static int set_time(time_t *time, time_t *set, char *str)
{
- time_t t;
- int res = 0;
+ time_t t;
+ int res = 0;
+ char *endptr;
- if (str[0] == '+')
- res = 1;
- else if (str[0] == '-')
- res = -1;
+ if (str[0] == '+')
+ res = 1;
+ else if (str[0] == '-')
+ res = -1;
- if (res)
- str++;
+ if (res)
+ str++;
- t = strtol(str, NULL, 0);
- if (*time < t * 24 * 60 * 60) {
- if (res)
- str--;
- fprintf(stderr, "Wrong time '%s' is specified.\n", str);
- return INT_MAX;
- }
+ 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;
+ *set = *time - t * 24 * 60 * 60;
+ return res;
}
+
static int name2uid(unsigned int *id, const char *name)
{
struct passwd *passwd;
};
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,
{ .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 },
- /*{"component-id", required_argument, 0, 'I'},*/
+/* 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 },
- /* reserve {"or", no_argument, , 0, 'o'}, to match find(1) */
+ { .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, p/P already used */
+ /* no short option for pool yet, can be 'p' after 2.18 */
{ .val = LFS_POOL_OPT,
.name = "pool", .has_arg = required_argument },
- { .val = 'p', .name = "print0", .has_arg = no_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 = "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;
/* 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",
+ "-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 (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;
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;
param.fp_exclude_uid = !!neg_opt;
param.fp_check_uid = 1;
break;
- case LFS_POOL_OPT:
- if (strlen(optarg) > LOV_MAXPOOLNAME) {
- fprintf(stderr,
- "Pool name %s is too long"
- " (max is %d)\n", optarg,
- LOV_MAXPOOLNAME);
- ret = -1;
- goto err;
- }
- /* we do check for empty pool because empty pool
- * is used to find V1 lov attributes */
- strncpy(param.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 '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': {
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':
+ case 'P': /* we always print, this option is a no-op */
break;
case LFS_PROJID_OPT:
rc = name2projid(¶m.fp_projid, optarg);
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 = "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 = 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 = '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
+/* 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 = '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
+/* 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 },
-#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 }, */
+/* 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::LmMoO:pqrRsSvy",
- long_opts, NULL)) != -1) {
+ 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 (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;
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;
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_verbose |= VERBOSE_STRIPE_OFFSET;
param->fp_max_depth = 0;
}
break;
break;
case 'L':
if (!(param->fp_verbose & VERBOSE_DETAIL)) {
- param->fp_verbose |= VERBOSE_LAYOUT;
+ param->fp_verbose |= VERBOSE_PATTERN;
param->fp_max_depth = 0;
}
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
+ ", 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,
case 'R':
param->fp_raw = 1;
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_verbose |= VERBOSE_STRIPE_SIZE;
param->fp_max_depth = 0;
}
break;
}
}
- if (optind >= argc)
+ 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_verbose = VERBOSE_OBJID;
do {
- rc = llapi_getstripe(argv[optind], param);
- } while (++optind < argc && !rc);
+ rc = llapi_getstripe(argv[pathstart], param);
+ } while (++pathstart < pathend && !rc);
if (rc)
fprintf(stderr, "error: %s failed for %s.\n",
{
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 = 'm', .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 } };
param.fp_get_lmv = 1;
while ((c = getopt_long(argc, argv,
- "cDHiO:rtTy", long_opts, NULL)) != -1)
+ "cDHimO: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 'D':
+ param.fp_get_default_lmv = 1;
+ break;
case 'i':
- param.fp_verbose |= VERBOSE_OFFSET;
+ 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 'D':
- param.fp_get_default_lmv = 1;
- break;
- case 'r':
- param.fp_recursive = 1;
- break;
- case 'y':
+ 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 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;
+ struct lfs_setstripe_args lsa = { 0 };
struct llapi_stripe_param *param = NULL;
__u32 mdts[LMV_MAX_STRIPE_COUNT] = { 0 };
char *end;
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[] = {
-#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 },
+ { .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 },
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 17, 53, 0)
+ { .val = 'i', .name = "mdt-index", .has_arg = required_argument },
+ { .val = 'i', .name = "mdt", .has_arg = required_argument },
+#else
+ { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
+ { .val = 'm', .name = "mdt", .has_arg = required_argument },
+#endif
#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 },
+ { .val = 'i', .name = "index", .has_arg = required_argument },
#endif
- {"mdt-hash", required_argument, 0, 'H'},
+ { .val = 'o', .name = "mode", .has_arg = required_argument },
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
- { .val = 'D', .name = "default_stripe",
- .has_arg = no_argument },
+ { .val = 't', .name = "hash-type", .has_arg = required_argument },
#endif
- { .val = 'D', .name = "default", .has_arg = no_argument },
+ { .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:t:", long_opts,
+ 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':
-#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 11, 53, 0)
- if (strcmp(argv[optind - 1], "--count") == 0)
- fprintf(stderr,
- "%s %s: warning: '--count' deprecated, use '--mdt-count' instead\n",
- progname, argv[0]);
-#endif
+ case 'T':
lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
if (*end != '\0') {
fprintf(stderr,
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(2, 11, 53, 0)
+#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 17, 53, 0)
+ case 'm':
+#endif
+ fprintf(stderr, "warning: '-m' is deprecated, "
+ "use '--mode' or '-o' instead\n");
+#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",
if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
lsa.lsa_stripe_off = mdts[0];
break;
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 15, 53, 0)
case 'm':
- mode_opt = optarg;
- 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,
- "%s %s: warning: '--hash-type' deprecated, use '--mdt-hash' instead\n",
- progname, argv[0]);
+ fprintf(stderr, "warning: '-m' is deprecated, "
+ "use '--mode' or '-o' instead\n");
#endif
- 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;
- }
+ case 'o':
+ mode_opt = optarg;
break;
default:
fprintf(stderr, "%s %s: unrecognized option '%s'\n",
previous_mode = umask(0);
}
- /* initialize stripe parameters */
- param = calloc(1, offsetof(typeof(*param), lsp_osts[lsa.lsa_nr_tgts]));
+ /*
+ * 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",
dname = argv[optind];
do {
- if (default_stripe)
+ if (default_stripe) {
result = llapi_dir_set_default_lmv(dname, param);
- else
- result = llapi_dir_create_param(dname, mode, 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,
if (mode_opt != NULL)
umask(previous_mode);
+ free(lsb);
free(param);
return result;
}
static int lfs_mv(int argc, char **argv)
{
- struct find_param param = {
+ 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;
+ char *end;
+ int c;
+ int rc = 0;
struct option long_opts[] = {
- { .val = 'M', .name = "mdt-index", .has_arg = required_argument },
+ { .val = 'm', .name = "mdt", .has_arg = required_argument },
+ { .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:v", long_opts, NULL)) != -1) {
+ while ((c = getopt_long(argc, argv, "m:M:v", long_opts, NULL)) != -1) {
switch (c) {
- case 'M': {
- param.fp_mdt_index = strtoul(optarg, &end, 0);
+#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: invalid MDT index'%s'\n",
- argv[0], optarg);
+ fprintf(stderr, "%s mv: bad MDT index '%s'\n",
+ progname, optarg);
return CMD_HELP;
}
break;
- }
- case 'v': {
+ case 'v':
param.fp_verbose = VERBOSE_DETAIL;
break;
- }
default:
- fprintf(stderr, "error: %s: unrecognized option '%s'\n",
- argv[0], argv[optind - 1]);
+ fprintf(stderr, "%s mv: unrecognized option '%s'\n",
+ progname, argv[optind - 1]);
return CMD_HELP;
}
}
- if (param.fp_mdt_index == -1) {
- fprintf(stderr, "%s: MDT index must be specified\n", argv[0]);
+ 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: missing operand path\n", argv[0]);
+ 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: cannot migrate '%s' to MDT%04x: %s\n",
- argv[0], argv[optind], param.fp_mdt_index,
+ fprintf(stderr, "%s mv: cannot migrate '%s' to MDT%04x: %s\n",
+ progname, argv[optind], param.fp_mdt_index,
strerror(-rc));
return rc;
}
return lfs_tgts(argc, argv);
}
-#define COOK(value) \
-({ \
- int radix = 0; \
- while (value > 1024) { \
- value /= 1024; \
- radix++; \
- } \
- radix; \
-})
-#define UUF "%-20s"
-#define CSF "%11s"
-#define CDF "%11llu"
-#define HDF "%8.1f%c"
-#define RSF "%4s"
-#define RDF "%3d%%"
-
-enum mntdf_flags {
- MNTDF_INODES = 0x0001,
- MNTDF_COOKED = 0x0002,
- MNTDF_LAZY = 0x0004,
- MNTDF_VERBOSE = 0x0008,
-};
-
-static int showdf(char *mntdir, struct obd_statfs *stat,
- char *uuid, enum mntdf_flags flags,
- char *type, int index, int rc)
+static int lfs_df(int argc, char **argv)
{
- 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 (!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;
+ 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} };
- 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;
+ 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;
+ }
- if ((used + avail) > 0)
- ratio = (double)used / (double)(used + avail);
+ while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
+ /* Check if we have a mount point */
+ if (mntdir[0] == '\0')
+ continue;
- if (flags & MNTDF_COOKED) {
- int i;
- double cook_val;
+ 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 */
+ }
- 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);
+ return rc;
+}
- 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);
+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)];
- 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);
- }
+ while ((c = getopt(argc, argv, "h")) != -1)
+ return CMD_HELP;
- 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 (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;
+ }
- 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;
-};
-
-static int mntdf(char *mntdir, char *fsname, char *pool, enum mntdf_flags flags)
-{
- 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_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++) {
- 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 (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;
- }
- }
- }
- }
-
- 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;
- }
- printf("\n");
- showdf(mntdir, &sum, "filesystem_summary:", flags, NULL, 0, 0);
- printf("\n");
-
- return rc;
-}
-
-static int lfs_df(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} };
-
- 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);
- 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;
- }
-
- printf("%s %s\n", buf, mntdir);
+ printf("%s %s\n", buf, mntdir);
path[0] = fsname[0] = mntdir[0] = 0;
}
static int lfs_check(int argc, char **argv)
{
- int rc;
- char mntdir[PATH_MAX] = {'\0'};
- int num_types = 1;
- char *obd_types[2];
- char obd_type1[4];
- char obd_type2[4];
+ 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",
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");
+ 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;
}
+ 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;
+ }
+
mnt = argv[optind];
rc = llapi_quotactl(mnt, &qctl);
if (rc) {
int lfs_setquota(int argc, char **argv)
{
- int c, rc;
- struct if_quotactl qctl;
- char *mnt, *obd_type = (char *)qctl.obd_type;
- struct obd_dqblk *dqb = &qctl.qc_dqblk;
- struct option long_opts[] = {
+ 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 = '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 } };
- unsigned limit_mask = 0;
- char *endptr;
+ unsigned limit_mask = 0;
+ char *endptr;
+ bool use_default = false;
int qtype;
if (has_times_option(argc, argv))
* 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:g:i:I:p:u:",
+ 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 (qctl.qc_type != ALLQUOTA) {
- fprintf(stderr,
- "%s setquota: only one of -u, -g or -p may be specified\n",
- progname);
- return CMD_HELP;
- }
- qctl.qc_type = qtype;
if (rc) {
qctl.qc_id = strtoul(optarg, &endptr, 10);
if (*endptr != '\0') {
- fprintf(stderr,
- "%s setquota: invalid id '%s'\n",
- progname, optarg);
+ fprintf(stderr, "%s setquota: invalid"
+ " id '%s'\n", progname, optarg);
return -1;
}
}
+
+ if (qctl.qc_id == 0) {
+ fprintf(stderr, "%s setquota: can't set quota"
+ " for root usr/group/project.\n",
+ progname);
+ return -1;
+ }
+
+quota_type_def:
+ if (qctl.qc_type != ALLQUOTA) {
+ fprintf(stderr,
+ "%s setquota: only one of -u, -U, -g,"
+ " -G, -p or -P may be specified\n",
+ progname);
+ return CMD_HELP;
+ }
+ qctl.qc_type = qtype;
+ break;
+ case 'd':
+ qctl.qc_cmd = LUSTRE_Q_SETDEFAULT;
+ use_default = true;
break;
case 'b':
ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
return CMD_HELP;
}
- if (limit_mask == 0) {
+ 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",
mnt = argv[optind];
- if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
- (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
- /* sigh, we can't just set blimits/ilimits */
- struct if_quotactl tmp_qctl = {.qc_cmd = LUSTRE_Q_GETQUOTA,
- .qc_type = qctl.qc_type,
- .qc_id = qctl.qc_id};
-
- rc = llapi_quotactl(mnt, &tmp_qctl);
+ if (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 & 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;
- }
- }
+ 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;
+ 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);
+ rc = llapi_quotactl(mnt, &qctl);
if (rc) {
if (*obd_type)
fprintf(stderr,
}
static void print_quota_title(char *name, struct if_quotactl *qctl,
- bool human_readable)
+ bool human_readable, bool show_default)
{
- 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");
+ 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)
#define STRBUF_LEN 32
static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
- int rc, bool h)
+ int rc, bool h, bool show_default)
{
- time_t now;
+ time_t now;
- time(&now);
+ time(&now);
- if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA) {
+ 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 &&
+ if (dqb->dqb_bhardlimit &&
lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
bover = 1;
} else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
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);
sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
"%s" : "[%s]", strbuf);
- printf(" %7s%c %6s %7s %7s",
- numbuf[0], bover ? '*' : ' ', numbuf[1],
- numbuf[2], bover > 1 ? timebuf : "-");
+ 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 (iover)
diff2str(dqb->dqb_itime, timebuf, now);
+ else if (show_default)
+ snprintf(timebuf, sizeof(timebuf), "%llu",
+ dqb->dqb_itime);
- sprintf(numbuf[0], (dqb->dqb_valid & QIF_INODES) ?
- "%ju" : "[%ju]", (uintmax_t)dqb->dqb_curinodes);
+ snprintf(numbuf[0], sizeof(numbuf),
+ (dqb->dqb_valid & QIF_INODES) ? "%ju" : "[%ju]",
+ (uintmax_t)dqb->dqb_curinodes);
if (type == QC_GENERAL)
sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
"%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
- if (type != QC_OSTIDX)
+ 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 : "-");
}
print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
- qctl->qc_valid, 0, h);
+ qctl->qc_valid, 0, h, false);
*total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
qctl->qc_dqblk.dqb_bhardlimit;
}
}
static int get_print_quota(char *mnt, char *name, struct if_quotactl *qctl,
- int verbose, int quiet, bool human_readable)
+ int verbose, int quiet, bool human_readable,
+ bool show_default)
{
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;
rc1 = llapi_quotactl(mnt, qctl);
}
}
- if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA && !quiet)
- print_quota_title(name, qctl, human_readable);
+ 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;
+ }
+
+ 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;
+ }
+
+ 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 ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
+ qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) && !quiet)
+ print_quota_title(name, qctl, human_readable, show_default);
if (rc1 && *obd_type)
fprintf(stderr, "%s %s ", obd_type, obd_uuid);
((qctl->qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
(QIF_LIMITS|QIF_USAGE));
- print_quota(mnt, qctl, QC_GENERAL, rc1, human_readable);
+ print_quota(mnt, qctl, QC_GENERAL, rc1, human_readable, show_default);
- if (qctl->qc_valid == QC_GENERAL && qctl->qc_cmd != LUSTRE_Q_GETINFO &&
- verbose) {
+ if (!show_default && verbose &&
+ qctl->qc_valid == QC_GENERAL && qctl->qc_cmd != LUSTRE_Q_GETINFO) {
char strbuf[STRBUF_LEN];
rc2 = print_obd_quota(mnt, qctl, 1, human_readable,
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. "
char *endptr;
__u32 valid = QC_GENERAL, idx = 0;
bool human_readable = false;
+ bool show_default = false;
int qtype;
- while ((c = getopt(argc, argv, "gi:I:o:pqtuvh")) != -1) {
+ 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:
break;
case 'o':
valid = qctl.qc_valid = QC_UUID;
- strlcpy(obd_uuid, optarg, sizeof(qctl.obd_uuid));
+ snprintf(obd_uuid, sizeof(qctl.obd_uuid), "%s", optarg);
break;
case 'i':
valid = qctl.qc_valid = QC_MDTIDX;
/* 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) {
+ optind == argc - 1 && !show_default) {
qctl.qc_cmd = LUSTRE_Q_GETQUOTA;
qctl.qc_valid = valid;
name = "<unknown>";
mnt = argv[optind];
rc1 = get_print_quota(mnt, name, &qctl, verbose, quiet,
- human_readable);
+ 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 (optind + 2 != argc || qctl.qc_type == ALLQUOTA) {
+ 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;
}
- 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;
+ 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 {
+ qctl.qc_valid = QC_GENERAL;
+ qctl.qc_cmd = LUSTRE_Q_GETDEFAULT;
+ qctl.qc_id = 0;
}
+
if (rc) {
qctl.qc_id = strtoul(name, &endptr, 10);
if (*endptr != '\0') {
return CMD_HELP;
}
}
- mnt = argv[optind];
- rc = get_print_quota(mnt, name, &qctl, verbose, quiet,
- human_readable);
} 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! */
case 'f':
follow++;
break;
- case '?':
- return CMD_HELP;
default:
- fprintf(stderr, "error: %s: option '%s' unrecognized\n",
- argv[0], argv[optind - 1]);
+ fprintf(stderr,
+ "%s changelog: unrecognized option '%s'\n",
+ progname, argv[optind - 1]);
return CMD_HELP;
}
}
- if (optind >= argc)
- return CMD_HELP;
+ if (optind >= argc) {
+ fprintf(stderr, "%s changelog: mdtname must be specified\n",
+ progname);
+ return CMD_HELP;
+ }
mdd = argv[optind++];
if (argc > optind)
(follow ? CHANGELOG_FLAG_FOLLOW : 0),
mdd, startrec);
if (rc < 0) {
- fprintf(stderr, "Can't start changelog: %s\n",
- strerror(errno = -rc));
+ fprintf(stderr, "%s changelog: cannot start changelog: %s\n",
+ progname, strerror(errno = -rc));
return rc;
}
rc = llapi_changelog_set_xflags(changelog_priv,
- CHANGELOG_EXTRA_FLAG_UIDGID);
+ CHANGELOG_EXTRA_FLAG_UIDGID |
+ CHANGELOG_EXTRA_FLAG_NID |
+ CHANGELOG_EXTRA_FLAG_OMODE |
+ CHANGELOG_EXTRA_FLAG_XATTR);
if (rc < 0) {
- fprintf(stderr, "Can't set xflags for changelog: %s\n",
- strerror(errno = -rc));
+ fprintf(stderr,
+ "%s changelog: cannot set xflags for changelog: %s\n",
+ progname, strerror(errno = -rc));
return rc;
}
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);
+
+ printf(" nid=%s",
+ libcfs_nid2str(nid->cr_nid));
+ }
+
+ if (ef->cr_extra_flags & CLFE_OPEN) {
+ struct changelog_ext_openmode *omd =
+ changelog_rec_openmode(rec);
+ char mode[] = "---";
+
+ /* 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 (strcmp(mode, "---") != 0)
+ printf(" m=%s", mode);
+
+ }
+
+ if (ef->cr_extra_flags & CLFE_XATTR) {
+ struct changelog_ext_xattr *xattr =
+ changelog_rec_xattr(rec);
+
+ if (xattr->cr_xattr[0] != '\0')
+ printf(" x=%s", xattr->cr_xattr);
+ }
}
if (rec->cr_namelen)
printf("\n");
llapi_changelog_free(&rec);
- }
+ }
- llapi_changelog_fini(&changelog_priv);
+ llapi_changelog_fini(&changelog_priv);
- if (rc < 0)
- fprintf(stderr, "Changelog: %s\n", strerror(errno = -rc));
+ if (rc < 0)
+ fprintf(stderr, "%s changelog: cannot access changelog: %s\n",
+ progname, strerror(errno = -rc));
- return (rc == 1 ? 0 : rc);
+ return (rc == 1 ? 0 : rc);
}
static int lfs_changelog_clear(int argc, char **argv)
int lnktmp;
int printcur = 0;
int rc = 0;
+ char *endptr = NULL;
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;
- }
- }
+ 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;
+ }
+ 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;
+ }
+ }
- if (argc < 3)
+ 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) {
- fprintf(stderr, "error: Not enough memory\n");
- return -errno;
+ rc = -errno;
+ fprintf(stderr,
+ "%s fid2path: cannot allocate memory for path: %s\n",
+ progname, strerror(-rc));
+ return rc;
}
rc = 0;
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));
+ fprintf(stderr,
+ "%s fid2path: cannot find '%s': %s\n",
+ progname, fid, strerror(errno = -rc2));
if (rc == 0)
rc = rc2;
break;
show_parents = true;
break;
default:
- fprintf(stderr, "error: %s: option '%s' unrecognized\n",
- argv[0], argv[optind - 1]);
+ fprintf(stderr,
+ "%s path2fid: unrecognized option '%s'\n",
+ progname, argv[optind - 1]);
return CMD_HELP;
}
}
- if (optind > argc - 1)
+ if (optind > argc - 1) {
+ fprintf(stderr, "%s path2fid: FILE... must be specified\n",
+ progname);
return CMD_HELP;
+ }
else if (optind < argc - 1)
sep = ": ";
}
if (err) {
- fprintf(stderr, "%s: can't get %sfid for %s: %s\n",
- argv[0], show_parents ? "parent " : "", *path,
+ fprintf(stderr,
+ "%s path2fid: cannot get %sfid for '%s': %s\n",
+ progname, show_parents ? "parent " : "", *path,
strerror(-err));
if (rc == 0) {
rc = err;
int c;
int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
- if (argc < 2)
+ 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) {
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)
+ 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)
- err(errno, "cannot open file %s", path);
+ if (fd < 0) {
+ rc = -errno;
+ fprintf(stderr, "%s data_version: cannot open file '%s': %s\n",
+ progname, path, strerror(-rc));
+ return rc;
+ }
rc = llapi_get_data_version(fd, &data_version, data_version_flags);
if (rc < 0)
- err(errno, "cannot get version for %s", path);
+ fprintf(stderr,
+ "%s data_version: cannot get version for '%s': %s\n",
+ progname, path, strerror(-rc));
else
printf("%ju" "\n", (uintmax_t)data_version);
goto next;
}
-next:
- if (rc == 0 && rc2 < 0)
- rc = rc2;
+next:
+ if (rc == 0 && rc2 < 0)
+ rc = rc2;
+ }
+ return rc;
+}
+
+/** 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)
+{
+ bool end_of_loop = false;
+ char *ptr = NULL;
+ int nr = 0;
+ int rc;
+
+ if (arg == NULL)
+ return -EINVAL;
+
+ 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;
+ if (start_index < 0)
+ 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 (i = start_index; i <= end_index && size > 0; i++) {
+ int j;
+
+ /* remove duplicate */
+ for (j = 0; j < nr; j++) {
+ if (ids[j] == i)
+ break;
+ }
+ if (j == nr) { /* no duplicate */
+ ids[nr++] = i;
+ --size;
+ }
+ }
+
+ if (size == 0 && i < end_index)
+ break;
+
+ *ptr = ',';
+ arg = ++ptr;
+ rc = 0;
+ }
+ if (!end_of_loop && ptr != NULL)
+ *ptr = ',';
+
+ return rc < 0 ? rc : nr;
+}
+
+/**
+ * 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;
+
+ 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 (mirror_id_cbdata->mirror_id == mirror_id) {
+ mirror_id_cbdata->is_valid_id = true;
+ return LLAPI_LAYOUT_ITER_STOP;
+ }
+
+ return LLAPI_LAYOUT_ITER_CONT;
+}
+
+/**
+ * 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)
+{
+ 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 (ids_nr <= 0)
+ return -EINVAL;
+
+ 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;
+ }
+
+ 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;
+ }
+
+ 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 inline
+int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
+ __u16 *mirror_ids, int ids_nr)
+{
+ 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;
+
+ 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;
+ }
+
+ 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;
+ }
+
+ 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;
+ }
+
+ /* 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;
+ }
+
+ rc = llapi_lease_check(fd);
+ if (rc != LL_LEASE_WRLCK) {
+ fprintf(stderr, "%s: '%s' lost lease lock.\n",
+ progname, fname);
+ goto free_layout;
+ }
+
+ 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++;
+ }
+ }
+
+ 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 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 = 'o', .name = "only", .has_arg = required_argument },
+ { .name = NULL } };
+
+ 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, "%s: options '%s' unrecognized.\n",
+ argv[0], argv[optind - 1]);
+ rc = -EINVAL;
+ goto error;
+ }
+ }
+
+ if (argc == optind) {
+ fprintf(stderr, "%s: no file name given.\n", argv[0]);
+ rc = CMD_HELP;
+ goto error;
+ }
+
+ 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;
+
+ }
+
+ if (ids_nr > 0) {
+ rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
+ if (rc < 0)
+ goto error;
+ }
+
+ /* 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;
+ }
+
+ 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 inline int verify_mirror_id_by_fd(int fd, __u16 mirror_id)
+{
+ 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;
+ 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 } };
+
+ while ((c = getopt_long(argc, argv, "N:o:", long_opts, NULL)) >= 0) {
+ char *end;
+
+ switch (c) {
+ 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 'o':
+ outfile = optarg;
+ break;
+ default:
+ fprintf(stderr, "%s: option '%s' unrecognized.\n",
+ progname, argv[optind - 1]);
+ return -EINVAL;
+ }
+ }
+
+ 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;
+ }
+
+ if (mirror_id == 0) {
+ fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
+ progname, argv[0]);
+ return rc;
+ }
+
+ /* open mirror file */
+ fname = argv[optind];
+
+ 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;
+ }
+
+ 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;
+ }
+
+ /* 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;
+ }
+
+ /* 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;
+ }
+
+ /* 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;
+ }
+
+ 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;
+ }
+
+ fsync(outfd);
+ rc = 0;
+
+free_buf:
+ free(buf);
+close_outfd:
+ if (outfile)
+ close(outfd);
+close_fd:
+ close(fd);
+
+ return rc;
+}
+
+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 = 'N', .name = "mirror-id", .has_arg = required_argument },
+ { .val = 'i', .name = "inputfile", .has_arg = required_argument },
+ { .name = NULL } };
+
+ while ((c = getopt_long(argc, argv, "N:i:", long_opts, NULL)) >= 0) {
+ char *end;
+
+ switch (c) {
+ 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 'i':
+ inputfile = optarg;
+ break;
+ default:
+ fprintf(stderr, "%s: option '%s' unrecognized\n",
+ progname, argv[optind - 1]);
+ return -EINVAL;
+ }
+ }
+
+ 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;
+ }
+
+ if (mirror_id == 0) {
+ fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
+ progname, argv[0]);
+ return rc;
+ }
+
+ /* open mirror file */
+ fname = argv[optind];
+
+ 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;
+ }
+ if (rc < 0)
+ return rc;
+ }
+
+ 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;
+ }
+
+ /* 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;
+ }
+
+ /* 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;
+ }
+
+ /* 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;
+ }
+
+ /* 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;
+ }
+
+ 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;
+ }
+
+ /* 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;
+ }
+
+ pos += bytes_read;
+ }
+
+ if (pos & (page_size - 1)) {
+ rc = llapi_mirror_truncate(fd, mirror_id, pos);
+ if (rc < 0)
+ goto free_buf;
+ }
+
+ 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;
+ }
+
+ rc = 0;
+
+free_buf:
+ free(buf);
+close_inputfd:
+ if (inputfile)
+ close(inputfd);
+close_fd:
+ close(fd);
+
+ return rc;
+}
+
+/**
+ * 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)
+{
+ 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");
+}
+
+/**
+ * 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)
+{
+ 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");
+}
+
+/**
+ * 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.
+ *
+ * This function scans valid mirror ids that cover each chunk in @chunks
+ * and filters specified mirror ids.
+ *
+ * Return: void.
+ */
+static inline
+void filter_mirror_id(struct verify_chunk *chunks, int chunk_count,
+ __u16 *mirror_ids, int ids_nr)
+{
+ int i;
+ int j;
+ int k;
+ __u16 valid_id[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
+ unsigned int valid_count = 0;
+
+ 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;
+ }
+}
+
+/**
+ * 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;
+ }
+
+ 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 rc;
+
+error:
+ return rc < 0 ? rc : idx + 1;
}
-/** The input string contains a comma delimited list of component ids and
- * ranges, for example "1,2-4,7".
+/**
+ * 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.
+ *
+ * This function verifies a @chunk contains exactly the same data
+ * ammong the mirrors that cover it.
+ *
+ * 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 int parse_mirror_ids(__u16 *ids, int size, char *arg)
+static inline
+int lfs_mirror_verify_chunk(int fd, size_t file_size,
+ struct verify_chunk *chunk, int verbose)
{
- bool end_of_loop = false;
- char *ptr = NULL;
- int nr = 0;
- int rc;
-
- if (arg == NULL)
- return -EINVAL;
+ 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;
- while (!end_of_loop) {
- int start_index;
- int end_index;
- int i;
- char *endptr = NULL;
+ if (file_size == 0)
+ return 0;
- rc = -EINVAL;
- ptr = strchrnul(arg, ',');
- end_of_loop = *ptr == '\0';
- *ptr = '\0';
+ rc = posix_memalign(&buf, page_size, buflen);
+ if (rc) /* error code is returned directly */
+ return -rc;
- 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 (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;
+ }
- end_index = start_index;
- if (*endptr == '-') {
- end_index = strtol(endptr + 1, &endptr, 0);
- if (*endptr != '\0')
- break;
- if (end_index < start_index)
- break;
+ /* compute new CRC-32 checksum */
+ crc_array[i] = crc32(crc, buf, bytes_read);
}
- for (i = start_index; i <= end_index && size > 0; i++) {
- int j;
+ if (verbose)
+ print_checksums(chunk, crc_array);
- /* remove duplicate */
- for (j = 0; j < nr; j++) {
- if (ids[j] == i)
- break;
- }
- if (j == nr) { /* no duplicate */
- ids[nr++] = i;
- --size;
+ /* 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]);
}
}
- if (size == 0 && i < end_index)
- break;
+ pos += bytes_read;
+ bytes_done += bytes_read;
+ }
- *ptr = ',';
- arg = ++ptr;
- rc = 0;
+ 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");
}
- if (!end_of_loop && ptr != NULL)
- *ptr = ',';
- return rc < 0 ? rc : nr;
+error:
+ free(buf);
+ return rc;
}
+/**
+ * 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_resync_file(const char *fname, struct ll_ioc_lease *ioc,
- __u16 *mirror_ids, int ids_nr)
+int lfs_mirror_verify_file(const char *fname, __u16 *mirror_ids, int ids_nr,
+ int verbose)
{
- const char *progname = "lfs mirror resync";
- struct llapi_resync_comp comp_array[1024] = { { 0 } };
- struct llapi_layout *layout;
+ struct verify_chunk chunks_array[1024] = { };
+ struct llapi_layout *layout = NULL;
struct stat stbuf;
uint32_t flr_state;
- int comp_size = 0;
- int idx;
int fd;
- int rc;
+ int chunk_count = 0;
+ int idx = 0;
+ int rc = 0;
+ int rc1 = 0;
+ int rc2 = 0;
if (stat(fname, &stbuf) < 0) {
fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
rc = -errno;
goto error;
}
+
if (!S_ISREG(stbuf.st_mode)) {
fprintf(stderr, "%s: '%s' is not a regular file.\n",
progname, fname);
goto error;
}
- fd = open(fname, O_DIRECT | O_RDWR);
+ if (stbuf.st_size == 0) {
+ if (verbose)
+ fprintf(stdout, "%s: '%s' file size is 0.\n",
+ progname, fname);
+ rc = 0;
+ goto error;
+ }
+
+ fd = open(fname, O_DIRECT | O_RDONLY);
if (fd < 0) {
fprintf(stderr, "%s: cannot open '%s': %s.\n",
progname, fname, strerror(errno));
goto error;
}
- ioc->lil_mode = LL_LEASE_WRLCK;
- ioc->lil_flags = LL_LEASE_RESYNC;
- rc = llapi_lease_get_ext(fd, ioc);
+ rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
if (rc < 0) {
- fprintf(stderr, "%s: '%s' llapi_lease_get_ext resync failed: "
- "%s.\n", progname, fname, strerror(errno));
+ fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
+ progname, fname, strerror(errno));
goto close_fd;
}
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) {
+ if (rc < 0) {
fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
progname, fname, strerror(errno));
rc = -errno;
- goto close_fd;
+ goto free_layout;
}
flr_state &= LCM_FL_FLR_MASK;
switch (flr_state) {
- case LCM_FL_NOT_FLR:
+ case LCM_FL_NONE:
rc = -EINVAL;
- case LCM_FL_RDONLY:
fprintf(stderr, "%s: '%s' file state error: %s.\n",
- progname, fname, lcm_flags_string(flr_state));
- goto close_fd;
+ progname, fname, llapi_layout_flags_string(flr_state));
+ goto free_layout;
default:
break;
}
- /* 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 close_fd;
+ /* 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;
}
- idx = 0;
- while (idx < comp_size) {
- ssize_t result;
- uint64_t end;
- __u16 mirror_id;
- int i;
-
- rc = llapi_lease_check(fd);
- if (rc != LL_LEASE_WRLCK) {
- fprintf(stderr, "%s: '%s' lost lease lock.\n",
- progname, fname);
- goto close_fd;
- }
+ if (ids_nr > 0)
+ /* filter specified mirror ids */
+ filter_mirror_id(chunks_array, chunk_count, mirror_ids, ids_nr);
- mirror_id = comp_array[idx].lrc_mirror_id;
- end = comp_array[idx].lrc_end;
+ if (verbose > 2)
+ print_chunks(fname, chunks_array, chunk_count);
- /* try to combine adjacent component */
- for (i = idx + 1; i < comp_size; i++) {
- if (mirror_id != comp_array[i].lrc_mirror_id ||
- end != comp_array[i].lrc_start)
- break;
- end = comp_array[i].lrc_end;
+ 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;
}
- result = llapi_mirror_resync_one(fd, layout, mirror_id,
- comp_array[idx].lrc_start,
- end);
- if (result < 0) {
- fprintf(stderr, "%s: '%s' llapi_mirror_resync_one: "
- "%ld.\n", progname, fname, result);
- rc = result;
- goto close_fd;
- } else if (result > 0) {
- int j;
+ 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;
+ }
- /* mark synced components */
- for (j = idx; j < i; j++)
- comp_array[j].lrc_synced = true;
+ 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;
}
- idx = i;
- }
+ rc = llapi_lease_check(fd);
+ if (rc != LL_LEASE_RDLCK) {
+ fprintf(stderr, "%s: '%s' lost lease lock.\n",
+ progname, fname);
+ goto free_layout;
+ }
- /* 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++;
+ /* 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;
+ }
}
}
- llapi_layout_free(layout);
-
- rc = llapi_lease_get_ext(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 close_fd;
- }
- /**
- * llapi_lease_get_ext returns lease mode when it request to unlock
- * the lease lock
- */
- rc = 0;
+ if (rc2 < 0)
+ rc = rc2;
+free_layout:
+ llapi_layout_free(layout);
+ llapi_lease_release(fd);
close_fd:
close(fd);
error:
return rc;
}
-static inline int lfs_mirror_resync(int argc, char **argv)
+/**
+ * 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)
{
- struct ll_ioc_lease *ioc = NULL;
- __u16 mirror_ids[128] = { 0 };
+ __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];
struct option long_opts[] = {
{ .val = 'o', .name = "only", .has_arg = required_argument },
+ { .val = 'v', .name = "verbose", .has_arg = no_argument },
{ .name = NULL } };
- while ((c = getopt_long(argc, argv, "o:", long_opts, NULL)) >= 0) {
+ 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,
- sizeof(mirror_ids) / sizeof(__u16),
- optarg);
+ ARRAY_SIZE(mirror_ids),
+ optarg);
if (rc < 0) {
fprintf(stderr,
"%s: bad mirror ids '%s'.\n",
- argv[0], optarg);
+ progname, optarg);
goto error;
}
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: options '%s' unrecognized.\n",
- argv[0], argv[optind - 1]);
+ fprintf(stderr, "%s: option '%s' unrecognized.\n",
+ progname, argv[optind - 1]);
rc = -EINVAL;
goto error;
}
}
if (argc == optind) {
- fprintf(stderr, "%s: no file name given.\n", argv[0]);
+ fprintf(stderr, "%s: no file name given.\n", progname);
rc = CMD_HELP;
goto error;
}
if (ids_nr > 0 && argc > optind + 1) {
- fprintf(stderr, "%s: option '--only' cannot be used upon "
- "multiple files.\n", argv[0]);
+ fprintf(stderr,
+ "%s: '--only' cannot be used upon multiple files.\n",
+ progname);
rc = CMD_HELP;
goto error;
}
- /* 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 (ids_nr > 0) {
+ rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
+ if (rc < 0)
+ goto error;
}
+ rc = 0;
for (; optind < argc; optind++) {
- rc = lfs_mirror_resync_file(argv[optind], ioc,
- mirror_ids, ids_nr);
- if (rc)
- fprintf(stderr, "%s: resync file '%s' failed: %d\n",
- argv[0], argv[optind], rc);
- /* ignore previous file's error, continue with next file */
-
- /* reset ioc */
- memset(ioc, 0, sizeof(__u32) * 4096);
+ rc1 = lfs_mirror_verify_file(argv[optind], mirror_ids, ids_nr,
+ verbose);
+ if (rc1 < 0)
+ rc = rc1;
}
-
- free(ioc);
error:
return rc;
}
return rc < 0 ? -rc : rc;
}
+static void lustre_som_swab(struct lustre_som_attrs *attrs)
+{
+#if __BYTE_ORDER == __BIG_ENDIAN
+ __swab16s(&attrs->lsa_valid);
+ __swab64s(&attrs->lsa_size);
+ __swab64s(&attrs->lsa_blocks);
+#endif
+}
+
+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_getsom(int argc, char **argv)
+{
+ 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;
+
+ while ((c = getopt(argc, argv, "sbf")) != -1) {
+ switch (c) {
+ case 's':
+ type = LFS_SOM_SIZE;
+ break;
+ case 'b':
+ type = LFS_SOM_BLOCKS;
+ break;
+ case 'f':
+ type = LFS_SOM_FLAGS;
+ break;
+ default:
+ fprintf(stderr, "%s: invalid option '%c'\n",
+ progname, optopt);
+ return CMD_HELP;
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ if (argc != 1) {
+ fprintf(stderr, "%s: %s\n",
+ progname, argc == 0 ? "miss file target" :
+ "input more than 2 files");
+ 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;
+ }
+
+ lustre_som_swab(attrs);
+
+ 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;
+ }
+
+ return 0;
+}
+
/**
* lfs_mirror_list_commands() - List lfs mirror commands.
* @argc: The count of command line arguments.