#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>
static int lfs_project(int argc, char **argv);
#endif
static int lfs_flushctx(int argc, char **argv);
-static int lfs_cp(int argc, char **argv);
-static int lfs_ls(int argc, char **argv);
static int lfs_poollist(int argc, char **argv);
static int lfs_changelog(int argc, char **argv);
static int lfs_changelog_clear(int argc, char **argv);
static int lfs_fid2path(int argc, char **argv);
static int lfs_path2fid(int argc, char **argv);
+static int lfs_rmfid(int argc, char **argv);
static int lfs_data_version(int argc, char **argv);
static int lfs_hsm_state(int argc, char **argv);
static int lfs_hsm_set(int argc, char **argv);
static int lfs_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_heat_get(int argc, char **argv);
+static int lfs_heat_set(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);
+static inline int lfs_mirror_copy(int argc, char **argv);
+static int lfs_pcc_attach(int argc, char **argv);
+static int lfs_pcc_attach_fid(int argc, char **argv);
+static int lfs_pcc_detach(int argc, char **argv);
+static int lfs_pcc_detach_fid(int argc, char **argv);
+static int lfs_pcc_state(int argc, char **argv);
+static int lfs_pcc(int argc, char **argv);
+static int lfs_pcc_list_commands(int argc, char **argv);
+static int lfs_migrate_to_dom(int fd, int fdv, char *name,
+ __u64 migration_flags,
+ struct llapi_stripe_param *param,
+ struct llapi_layout *layout);
enum setstripe_origin {
SO_SETSTRIPE,
SO_MIGRATE,
+ SO_MIGRATE_MDT,
SO_MIRROR_CREATE,
SO_MIRROR_EXTEND,
SO_MIRROR_SPLIT,
+ SO_MIRROR_DELETE,
};
static int lfs_setstripe_internal(int argc, char **argv,
enum setstripe_origin opc);
{
return lfs_setstripe_internal(argc, argv, SO_MIRROR_SPLIT);
}
+static inline int lfs_mirror_delete(int argc, char **argv)
+{
+ return lfs_setstripe_internal(argc, argv, SO_MIRROR_DELETE);
+}
/* Setstripe and migrate share mostly the same parameters */
#define SSM_CMD_COMMON(cmd) \
"usage: "cmd" [--component-end|-E <comp_end>]\n" \
" [--stripe-count|-c <stripe_count>]\n" \
+ " [--overstripe-count|-C <stripe_count>]\n" \
" [--stripe-index|-i <start_ost_idx>]\n" \
" [--stripe-size|-S <stripe_size>]\n" \
" [--layout|-L <pattern>]\n" \
#define SSM_HELP_COMMON \
"\tstripe_count: Number of OSTs to stripe over (0=fs default, -1 all)\n" \
+ "\t Using -C instead of -c allows overstriping, which\n" \
+ "\t will place more than one stripe per OST if\n" \
+ "\t stripe_count is greater than the number of OSTs\n" \
"\tstart_ost_idx: OST index of first stripe (-1=default round robin)\n"\
"\tstripe_size: Number of bytes on each OST (0=fs default)\n" \
"\t Can be specified with K, M or G (for KB, MB, GB\n" \
#define MIGRATE_USAGE \
SSM_CMD_COMMON("migrate ") \
- " [--block|-b]\n" \
- " [--non-block|-n]\n" \
- " [--non-direct|-D]\n" \
+ " [--block|-b] [--non-block|-n]\n" \
+ " [--non-direct|-D] [--verbose|-v]\n" \
" <filename>\n" \
SSM_HELP_COMMON \
"\n" \
"\tblock: Block file access during data migration (default)\n" \
"\tnon-block: Abort migrations if concurrent access is detected\n" \
- "\tnon-direct: Do not use direct I/O to copy file contents\n" \
-
-#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" \
+ " space create subdirectories with balanced space usage\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" \
+ "To create dir with a foreign (free format) layout :\n" \
+ "setdirstripe|mkdir --foreign[=<foreign_type>] -x|-xattr <string> " \
+ "[--mode|-m mode] [--flags <hex>] <dir>\n" \
+ "\tmode: the mode of the directory\n" \
+ "\tforeign_type: none or daos\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] ... <filename|directory>\n"
+ "[setstripe options] ... <filename|directory> ...\n"
MIRROR_CREATE_HELP },
+ { .pc_name = "delete", .pc_func = lfs_mirror_delete,
+ .pc_help = "delete a mirror from a file.\n"
+ "usage: lfs mirror delete {--comp-id|-I <comp_id>|-p <pool>} <mirrored_file> ...\n"
+ },
{ .pc_name = "extend", .pc_func = lfs_mirror_extend,
.pc_help = "Extend a mirrored file.\n"
"usage: lfs mirror extend "
"<--mirror-count|-N[mirror_count]> [--no-verify] "
- "[setstripe options|-f <victim_file>] ... <filename>\n"
+ "[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>> [--destroy|-d] "
- "[-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"
- "\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" },
+ "usage: lfs mirror split <--mirror-id <mirror_id> |\n"
+ "\t <--component-id|-I <comp_id>|-p <pool>> [--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"
+ "\tpool: Components on specified pool.\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 = "copy", .pc_func = lfs_mirror_copy,
+ .pc_help = "Copy a specified mirror to other mirror(s) of a file.\n"
+ "usage: lfs mirror copy <--read-mirror|-i <id0>> "
+ "<--write-mirror|-o <id1,id2>> <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[,...]>] "
"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_name = "list-commands", .pc_func = lfs_mirror_list_commands,
.pc_help = "list commands supported by lfs mirror"},
{ .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
{ .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
{ .pc_help = NULL }
};
+/**
+ * command_t pcc_cmdlist - lfs pcc commands.
+ */
+command_t pcc_cmdlist[] = {
+ { .pc_name = "attach", .pc_func = lfs_pcc_attach,
+ .pc_help = "Attach given files to the Persistent Client Cache.\n"
+ "usage: lfs pcc attach <--id|-i NUM> <file> ...\n"
+ "\t-i: archive id for RW-PCC\n" },
+ { .pc_name = "attach_fid", .pc_func = lfs_pcc_attach_fid,
+ .pc_help = "Attach given files into PCC by FID(s).\n"
+ "usage: lfs pcc attach_id <--id|-i NUM> <--mnt|-m mnt> "
+ "<fid> ...\n"
+ "\t-i: archive id for RW-PCC\n"
+ "\t-m: Lustre mount point\n" },
+ { .pc_name = "state", .pc_func = lfs_pcc_state,
+ .pc_help = "Display the PCC state for given files.\n"
+ "usage: lfs pcc state <file> ...\n" },
+ { .pc_name = "detach", .pc_func = lfs_pcc_detach,
+ .pc_help = "Detach given files from the Persistent Client Cache.\n"
+ "usage: lfs pcc detach <file> ...\n" },
+ { .pc_name = "detach_fid", .pc_func = lfs_pcc_detach_fid,
+ .pc_help = "Detach given files from PCC by FID(s).\n"
+ "usage: lfs pcc detach_fid <mntpath> <fid>...\n" },
+ { .pc_name = "list-commands", .pc_func = lfs_pcc_list_commands,
+ .pc_help = "list commands supported by lfs pcc"},
+ { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
+ { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
+ { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
+ { .pc_help = NULL }
+};
+
/* all available commands */
command_t cmdlist[] = {
{"setstripe", lfs_setstripe, 0,
"To create a file with specified striping/composite layout, or\n"
"create/replace the default layout on an existing directory:\n"
SSM_CMD_COMMON("setstripe")
+ " [--mode <mode>]\n"
" <directory|filename>\n"
" or\n"
"To add component(s) to an existing composite file:\n"
"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"
"\tcomp_id: Unique component ID to delete\n"
"\tcomp_flags: 'init' indicating all instantiated components\n"
"\t '^init' indicating all uninstantiated components\n"
- "\t-I and -F cannot be specified at the same time\n"},
+ "\t-I and -F cannot be specified at the same time\n"
+ "To create a file with a foreign (free format) layout:\n"
+ "usage: setstripe --foreign[=<foreign_type>]\n"
+ " --xattr|-x <layout_string> [--flags <hex>]\n"
+ " [--mode <mode>] <filename>\n"},
{"getstripe", lfs_getstripe, 0,
"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"
" [--component-id[=comp_id]|-I[comp_id]]\n"
" [--component-flags[=comp_flags]]\n"
" [--component-count]\n"
+ " [--extension-size|--ext-size|-z]\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: getdirstripe [--mdt-count|-c] [--mdt-index|-m|-i]\n"
" [--mdt-hash|-H] [--obd|-O <uuid>]\n"
" [--recursive|-r] [--yaml|-y]\n"
- " [--default|-D] <dir> ..."},
+ " [--verbose|-v] [--default|-D] <dir> ..."},
{"mkdir", lfs_setdirstripe, 0,
"To create a striped directory on a specified MDT. This can only\n"
"be done on MDT0 with the right of administrator.\n"
{"find", lfs_find, 0,
"find files matching given attributes recursively in directory tree.\n"
"usage: find <directory|filename> ...\n"
- " [[!] --atime|-A [+-]N] [[!] --ctime|-C [+-]N]\n"
- " [[!] --mtime|-M [+-]N] [--maxdepth|-D N] [[!] --blocks|-b N]\n"
- " [[!] --mdt-index|--mdt|-m <uuid|index,...>]\n"
+ " [[!] --atime|-A [+-]N[smhdwy]] [[!] --ctime|-C [+-]N[smhdwy]]\n"
+ " [[!] --mtime|-M [+-]N[smhdwy]] [[!] --blocks|-b N]\n"
+ " [--maxdepth|-D N] [[!] --mdt-index|--mdt|-m <uuid|index,...>]\n"
" [[!] --name|-n <pattern>] [[!] --ost|-O <uuid|index,...>]\n"
" [--print|-P] [--print0|-0] [[!] --size|-s [+-]N[bkMGTPE]]\n"
" [[!] --stripe-count|-c [+-]<stripes>]\n"
" [[!] --gid|-g|--group|-G <gid>|<gname>]\n"
" [[!] --uid|-u|--user|-U <uid>|<uname>] [[!] --pool <pool>]\n"
" [[!] --projid <projid>]\n"
+ " [[!] --foreign[=<foreign_type>]]\n"
" [[!] --layout|-L released,raid0,mdt]\n"
+ " [[!] --foreign[=<foreign_type>]]\n"
" [[!] --component-count [+-]<comp_cnt>]\n"
" [[!] --component-start [+-]N[kMGTPE]]\n"
" [[!] --component-end|-E [+-]N[kMGTPE]]\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"
"\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>"},
- {"osts", lfs_osts, 0, "list OSTs connected to client "
- "[for specified path only]\n" "usage: osts [path]"},
- {"mdts", lfs_mdts, 0, "list MDTs connected to client "
- "[for specified path only]\n" "usage: mdts [path]"},
- {"df", lfs_df, 0,
- "report filesystem disk space usage or inodes usage"
- "of each MDS and all OSDs or a batch belonging to a specific pool .\n"
- "Usage: df [-i] [-h] [--lazy|-l] [--pool|-p <fsname>[.<pool>] [path]"},
- {"getname", lfs_getname, 0, "list instances and specified mount points "
- "[for specified path only]\n"
- "Usage: getname [-h]|[path ...] "},
+ {"check", lfs_check, 0,
+ "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 "
+ "[for specified path only]\n" "usage: mdts [path]"},
+ {"df", lfs_df, 0,
+ "report filesystem disk space usage or inodes usage "
+ "of each MDS and all OSDs or a batch belonging to a specific pool.\n"
+ "Usage: df [-i] [-h] [--lazy|-l] [--pool|-p <fsname>[.<pool>] [path]"},
+ {"getname", lfs_getname, 0,
+ "list instances and specified mount points [for specified path only]\n"
+ "Usage: getname [--help|-h] [--instance|-i] [--fsname|-n] [path ...]"},
#ifdef HAVE_SYS_QUOTA_H
- {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
+ {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
"usage: setquota <-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>\n"
- " -b <block-softlimit> -B <block-hardlimit>\n"
- " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
+ " -b <block-softlimit> -B <block-hardlimit>\n"
+ " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
" setquota <-u|--user|-g|--group|-p|--projid> <uname>|<uid>|<gname>|<gid>|<projid>\n"
" [--block-softlimit <block-softlimit>]\n"
" [--block-hardlimit <block-hardlimit>]\n"
" 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"
#endif
{"flushctx", lfs_flushctx, 0, "Flush security context for current user.\n"
"usage: flushctx [-k] [mountpoint...]"},
- {"cp", lfs_cp, 0,
- "Remote user copy files and directories.\n"
- "usage: cp [OPTION]... [-T] SOURCE DEST\n\tcp [OPTION]... SOURCE... DIRECTORY\n\tcp [OPTION]... -t DIRECTORY SOURCE..."},
- {"ls", lfs_ls, 0,
- "Remote user list directory contents.\n"
- "usage: ls [OPTION]... [FILE]..."},
{"changelog", lfs_changelog, 0,
"Show the metadata changes on an MDT."
"\nusage: changelog <mdtname> [startrec [endrec]]"},
{"fid2path", lfs_fid2path, 0,
"Resolve the full path(s) for given FID(s). For a specific hardlink "
"specify link number <linkno>.\n"
- /* "For a historical link name, specify changelog record <recno>.\n" */
- "usage: fid2path [--link <linkno>] <fsname|rootpath> <fid> ..."
- /* [ --rec <recno> ] */ },
+ "usage: fid2path [-c] [--link|-l <linkno>] <fsname|root> <fid> ..."},
{"path2fid", lfs_path2fid, 0, "Display the fid(s) for a given path(s).\n"
"usage: path2fid [--parents] <path> ..."},
+ {"rmfid", lfs_rmfid, 0, "Remove file(s) by FID(s)\n"
+ "usage: rmfid <fsname|rootpath> <fid> ..."},
{"data_version", lfs_data_version, 0, "Display file data version for "
"a given path.\n" "usage: data_version -[n|r|w] <path>"},
{"hsm_state", lfs_hsm_state, 0, "Display the HSM information (states, "
"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"
"usage: migrate "
"[--stripe-count|-c] <stripe_count>\n"
+ "[--overstripe-count|-C] <stripe_count>\n"
" [--stripe-index|-i] <start_ost_index>\n"
" [--stripe-size|-S] <stripe_size>\n"
" [--pool|-p] <pool_name>\n"
" [--non-direct|-D]\n"
" <file|directory>\n"
"\tstripe_count: number of OSTs to stripe a file over\n"
+ "\t Using -C instead of -c allows overstriping, which\n"
+ "\t will place more than one stripe per OST if\n"
+ "\t stripe_count is greater than the number of OSTs\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, "
"lfs mirror extend - add mirror(s) to an existing file\n"
"lfs mirror split - split a mirror from an existing mirrored file\n"
"lfs mirror resync - resynchronize out-of-sync mirrored file(s)\n"
+ "lfs mirror read - read a mirror content of a mirrored file\n"
+ "lfs mirror write - write to a mirror of a mirrored file\n"
+ "lfs mirror copy - copy a mirror to other mirror(s) of a 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"},
+ {"heat_get", lfs_heat_get, 0,
+ "To get heat of files.\n"
+ "usage: heat_get <file> ...\n"},
+ {"heat_set", lfs_heat_set, 0,
+ "To set heat flags of files.\n"
+ "usage: heat_set [--clear|-c] [--off|-o] [--on|-O] <file> ...\n"
+ "\t--clear|-c: Clear file heat for given files\n"
+ "\t--off|-o: Turn off file heat for given files\n"
+ "\t--on|-O: Turn on file heat for given files\n"},
+ {"pcc", lfs_pcc, pcc_cmdlist,
+ "lfs commands used to interact with PCC features:\n"
+ "lfs pcc attach - attach given files to Persistent Client Cache\n"
+ "lfs pcc attach_fid - attach given files into PCC by FID(s)\n"
+ "lfs pcc state - display the PCC state for given files\n"
+ "lfs pcc detach - detach given files from Persistent Client Cache\n"
+ "lfs pcc detach_fid - detach given files from PCC by FID(s)\n"},
{"help", Parser_help, 0, "help"},
{"exit", Parser_quit, 0, "quit"},
{"quit", Parser_quit, 0, "quit"},
return 0;
}
+static uint32_t check_foreign_type_name(const char *foreign_type_name)
+{
+ uint32_t i;
+
+ for (i = 0; i < LU_FOREIGN_TYPE_UNKNOWN; i++) {
+ if (lu_foreign_types[i].lft_name == NULL)
+ break;
+ if (strcmp(foreign_type_name,
+ lu_foreign_types[i].lft_name) == 0)
+ return lu_foreign_types[i].lft_type;
+ }
+
+ return LU_FOREIGN_TYPE_UNKNOWN;
+}
static const char *error_loc = "syserror";
enum {
- MIGRATION_NONBLOCK = 1 << 0,
- MIGRATION_MIRROR = 1 << 1,
- MIGRATION_NONDIRECT = 1 << 2,
+ 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,
}
if (neg_flags) {
+ if (neg_flags & LCME_FL_STALE) {
+ fprintf(stderr, "%s: cannot clear 'stale' flags from "
+ "component. Please use lfs-mirror-resync(1) "
+ "instead\n", progname);
+ return -EINVAL;
+ }
+
ids[count] = comp_id;
flags_array[count] = neg_flags | LCME_FL_NEG;
++count;
}
rc = llapi_layout_file_comp_set(fname, ids, flags_array, count);
- if (rc)
- fprintf(stderr,
- "%s: cannot change the flags of component '%#x' of file '%s': %x / ^(%x)\n",
- progname, comp_id, fname, flags, neg_flags);
+ if (rc) {
+ if (errno == EUCLEAN) {
+ rc = -errno;
+ fprintf(stderr,
+ "%s: cannot set 'stale' flag on component '%#x' of the last non-stale mirror of '%s'\n",
+ progname, comp_id, fname);
+ } else {
+ fprintf(stderr,
+ "%s: cannot change the flags of component '%#x' of file '%s': %x / ^(%x)\n",
+ progname, comp_id, fname, flags, neg_flags);
+ }
+ }
return rc;
}
if ((flags && comp_id) || (!flags && !comp_id))
return -EINVAL;
- /* LCME_FL_INIT is the only supported flag in PFL */
if (flags) {
if (flags & ~LCME_KNOWN_FLAGS) {
fprintf(stderr,
struct llapi_stripe_param *param,
struct llapi_layout *layout)
{
+ struct llapi_layout *existing;
+ uint64_t dom_new, dom_cur;
int fd = -1;
int fdv = -1;
int rc;
if (rc < 0)
goto out;
+ rc = llapi_layout_dom_size(layout, &dom_new);
+ if (rc) {
+ error_loc = "cannot get new layout DoM size";
+ goto out;
+ }
+ /* special case for migration to DOM layout*/
+ existing = llapi_layout_get_by_fd(fd, 0);
+ if (!existing) {
+ error_loc = "cannot get existing layout";
+ goto out;
+ }
+
+ rc = llapi_layout_dom_size(existing, &dom_cur);
+ if (rc) {
+ error_loc = "cannot get current layout DoM size";
+ goto out;
+ }
+
+ /* if file has DoM layout already then migration is possible to
+ * the new layout with the same DoM component via swap layout,
+ * if new layout used bigger DOM size, then mirroring is used
+ */
+ if (dom_new > dom_cur) {
+ rc = lfs_migrate_to_dom(fd, fdv, name, migration_flags, param,
+ layout);
+ if (rc)
+ error_loc = "cannot migrate to DOM layout";
+ goto out_closed;
+ }
+
if (!(migration_flags & MIGRATION_NONBLOCK)) {
/* Blocking mode (forced if servers do not support file lease).
* It is also the default mode, since we cannot distinguish
if (fdv >= 0)
close(fdv);
-
+out_closed:
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;
}
struct mirror_args *m_next;
};
-static int mirror_sanity_check_flags(struct llapi_layout *layout, void *unused)
-{
- uint32_t flags;
- int rc;
-
- rc = llapi_layout_comp_flags_get(layout, &flags);
- if (rc)
- return -errno;
-
- if (flags & LCME_FL_NEG) {
- fprintf(stderr, "error: %s: negative flags are not supported\n",
- progname);
- return -EINVAL;
- }
-
- if (flags & LCME_FL_STALE) {
- fprintf(stderr, "error: %s: setting '%s' is not supported\n",
- progname, comp_flags_table[LCME_FL_STALE].cfn_name);
- return -EINVAL;
- }
-
- return LLAPI_LAYOUT_ITER_CONT;
-}
-
-static inline int mirror_sanity_check_one(struct llapi_layout *layout)
-{
- uint64_t start, end;
- uint64_t pattern;
- int rc;
-
- /* LU-10112: do not support dom+flr in phase 1 */
- rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
- if (rc)
- return -errno;
-
- rc = llapi_layout_pattern_get(layout, &pattern);
- if (rc)
- return -errno;
-
- if (pattern == LOV_PATTERN_MDT || pattern == LLAPI_LAYOUT_MDT) {
- fprintf(stderr, "error: %s: doesn't support dom+flr for now\n",
- progname);
- return -ENOTSUP;
- }
-
- rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_LAST);
- if (rc)
- return -errno;
-
- rc = llapi_layout_comp_extent_get(layout, &start, &end);
- if (rc)
- return -errno;
-
- if (end != LUSTRE_EOF) {
- fprintf(stderr, "error: %s: mirror layout doesn't reach eof\n",
- progname);
- return -EINVAL;
- }
-
- rc = llapi_layout_comp_iterate(layout, mirror_sanity_check_flags, NULL);
- return rc;
-}
-
/**
* enum mirror_flags - Flags for extending a mirrored file.
* @MF_NO_VERIFY: Indicates not to verify the mirror(s) from victim file(s)
* in case the victim file(s) contains the same data as the
* original mirrored file.
* @MF_DESTROY: Indicates to delete the mirror from the mirrored file.
+ * @MF_COMP_ID: specified component id instead of mirror id
*
* Flags for extending a mirrored file.
*/
enum mirror_flags {
MF_NO_VERIFY = 0x1,
MF_DESTROY = 0x2,
+ MF_COMP_ID = 0x4,
+ MF_COMP_POOL = 0x8,
};
/**
return -ENODATA;
}
- rc = mirror_sanity_check_one(layout);
+ rc = llapi_layout_sanity(layout, false, true);
+
llapi_layout_free(layout);
- if (rc)
+ if (rc) {
+ llapi_layout_sanity_perror(rc);
return rc;
+ }
}
while (list != NULL) {
}
}
- rc = mirror_sanity_check_one(list->m_layout);
- if (rc)
+ rc = llapi_layout_sanity(list->m_layout, false, true);
+ if (rc) {
+ llapi_layout_sanity_perror(rc);
return rc;
+ }
list = list->m_next;
}
return rc;
}
-static int verify_id(struct llapi_layout *layout, void *cbdata)
+static int find_mirror_id(struct llapi_layout *layout, void *cbdata)
{
uint32_t id;
int rc;
return LLAPI_LAYOUT_ITER_CONT;
}
-static int mirror_split(const char *fname, __u16 mirror_id,
+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;
+}
+
+struct pool_to_id_cbdata {
+ const char *pool;
+ __u32 id;
+};
+static int find_comp_id_by_pool(struct llapi_layout *layout, void *cbdata)
+{
+ char buf[LOV_MAXPOOLNAME + 1];
+ struct pool_to_id_cbdata *d = (void *)cbdata;
+ uint32_t id;
+ int rc;
+
+ rc = llapi_layout_pool_name_get(layout, buf, sizeof(buf));
+ if (rc < 0)
+ return rc;
+ if (strcmp(d->pool, buf))
+ return LLAPI_LAYOUT_ITER_CONT;
+
+ rc = llapi_layout_mirror_id_get(layout, &id);
+ if (rc < 0)
+ return rc;
+ d->id = id;
+
+ return LLAPI_LAYOUT_ITER_STOP;
+}
+
+struct collect_ids_data {
+ __u16 *cid_ids;
+ int cid_count;
+ __u16 cid_exclude;
+};
+
+static int collect_mirror_id(struct llapi_layout *layout, void *cbdata)
+{
+ struct collect_ids_data *cid = cbdata;
+ uint32_t id;
+ int rc;
+
+ rc = llapi_layout_mirror_id_get(layout, &id);
+ if (rc < 0)
+ return rc;
+
+ if ((__u16)id != cid->cid_exclude) {
+ int i;
+
+ for (i = 0; i < cid->cid_count; i++) {
+ /* already collected the mirror id */
+ if (id == cid->cid_ids[i])
+ return LLAPI_LAYOUT_ITER_CONT;
+ }
+ cid->cid_ids[cid->cid_count] = id;
+ cid->cid_count++;
+ }
+
+ return LLAPI_LAYOUT_ITER_CONT;
+}
+
+/**
+ * last_non_stale_mirror() - Check if a mirror is the last non-stale mirror.
+ * @mirror_id: Mirror id to be checked.
+ * @layout: Mirror component list.
+ *
+ * This function checks if a mirror with specified @mirror_id is the last
+ * non-stale mirror of a layout @layout.
+ *
+ * Return: true or false.
+ */
+static inline
+bool last_non_stale_mirror(__u16 mirror_id, struct llapi_layout *layout)
+{
+ __u16 mirror_ids[128] = { 0 };
+ struct collect_ids_data cid = { .cid_ids = mirror_ids,
+ .cid_count = 0,
+ .cid_exclude = mirror_id, };
+ int i;
+
+ llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
+
+ for (i = 0; i < cid.cid_count; i++) {
+ struct llapi_resync_comp comp_array[1024] = { { 0 } };
+ int comp_size = 0;
+
+ comp_size = llapi_mirror_find_stale(layout, comp_array,
+ ARRAY_SIZE(comp_array),
+ &mirror_ids[i], 1);
+ if (comp_size == 0)
+ return false;
+ }
+
+ return true;
+}
+
+static int mirror_split(const char *fname, __u32 id, const char *pool,
enum mirror_flags mflags, const char *victim_file)
{
struct llapi_layout *layout;
int fd, fdv;
int rc;
- /* check fname contains mirror with mirror_id */
+ /* check fname contains mirror with mirror_id/comp_id */
layout = llapi_layout_get_by_path(fname, 0);
if (!layout) {
fprintf(stderr,
return -EINVAL;
}
- rc = mirror_sanity_check_one(layout);
- if (rc)
+ rc = llapi_layout_sanity(layout, false, true);
+ if (rc) {
+ llapi_layout_sanity_perror(rc);
goto free_layout;
+ }
rc = llapi_layout_mirror_count_get(layout, &mirror_count);
if (rc) {
goto free_layout;
}
- rc = llapi_layout_comp_iterate(layout, verify_id, &mirror_id);
+ if (mflags & MF_COMP_POOL) {
+ struct pool_to_id_cbdata data = { .pool = pool };
+
+ rc = llapi_layout_comp_iterate(layout, find_comp_id_by_pool,
+ &data);
+ id = data.id;
+ } else 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);
} else if (rc == LLAPI_LAYOUT_ITER_CONT) {
fprintf(stderr,
"error %s: file '%s' does not contain mirror with id %u\n",
- progname, fname, mirror_id);
+ progname, fname, id);
goto free_layout;
}
if (victim_file == NULL) {
/* use a temp file to store the splitted layout */
if (mflags & MF_DESTROY) {
+ if (last_non_stale_mirror(id, layout)) {
+ rc = -EUCLEAN;
+ fprintf(stderr,
+ "%s: cannot destroy the last non-stale mirror of file '%s'\n",
+ progname, fname);
+ goto close_fd;
+ }
+
fdv = llapi_create_volatile_idx(parent, mdt_index,
O_LOV_DELAY_CREATE);
} else {
snprintf(victim, sizeof(victim), "%s.mirror~%u",
- fname, mirror_id);
+ fname, id);
fdv = open(victim, flags, S_IRUSR | S_IWUSR);
}
} else {
data->lil_flags = LL_LEASE_LAYOUT_SPLIT;
data->lil_count = 2;
data->lil_ids[0] = fdv;
- data->lil_ids[1] = mirror_id;
+ data->lil_ids[1] = id;
rc = llapi_lease_set(fd, data);
if (rc <= 0) {
if (rc == 0) /* lost lease lock */
return rc;
}
+static inline
+int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
+ __u16 *mirror_ids, int ids_nr);
+
+static int lfs_migrate_to_dom(int fd, int fdv, char *name,
+ __u64 migration_flags,
+ struct llapi_stripe_param *param,
+ struct llapi_layout *layout)
+{
+ struct ll_ioc_lease *data = NULL;
+ int rc;
+
+ rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
+ if (rc < 0) {
+ error_loc = "cannot get lease";
+ goto out_close;
+ }
+
+ /* Atomically put lease, merge layouts, resync and close. */
+ data = calloc(1, offsetof(typeof(*data), lil_ids[1024]));
+ if (!data) {
+ error_loc = "memory allocation";
+ goto out_close;
+ }
+ 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_close;
+ } else if (rc == 0) {
+ rc = -EBUSY;
+ error_loc = "lost lease lock";
+ goto out_close;
+ }
+ close(fd);
+ close(fdv);
+
+ rc = lfs_mirror_resync_file(name, data, NULL, 0);
+ if (rc) {
+ error_loc = "cannot resync file";
+ goto out;
+ }
+
+ /* delete first mirror now */
+ rc = mirror_split(name, 1, NULL, MF_DESTROY, NULL);
+ if (rc < 0)
+ error_loc = "cannot delete old layout";
+ goto out;
+
+out_close:
+ close(fd);
+ close(fdv);
+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);
+ if (data)
+ free(data);
+ return rc;
+}
+
/**
* Parse a string containing an target index list into an array of integers.
*
* indices and ranges, for example "1,2-4,7". Add the indices into the
* \a tgts array and remove duplicates.
*
- * \param[out] tgts array to store indices in
- * \param[in] size size of \a tgts array
- * \param[in] offset starting index in \a tgts
- * \param[in] arg string containing OST index list
+ * \param[out] tgts array to store indices in
+ * \param[in] size size of \a tgts array
+ * \param[in] offset starting index in \a tgts
+ * \param[in] arg string containing OST index list
+ * \param[in/out] overstriping index list may contain duplicates
*
* \retval positive number of indices in \a tgts
* \retval -EINVAL unable to parse \a arg
*/
-static int parse_targets(__u32 *tgts, int size, int offset, char *arg)
+static int parse_targets(__u32 *tgts, int size, int offset, char *arg,
+ unsigned long long *pattern)
{
int rc;
int nr = offset;
int slots = size - offset;
char *ptr = NULL;
+ bool overstriped = false;
bool end_of_loop;
if (arg == NULL)
end_of_loop = false;
while (!end_of_loop) {
- int start_index;
- int end_index;
+ int start_index = 0;
+ int end_index = 0;
int i;
char *endptr = NULL;
/* remove duplicate */
for (j = 0; j < offset; j++) {
- if (tgts[j] == i)
- break;
+ if (tgts[j] == i && pattern &&
+ *pattern == LLAPI_LAYOUT_OVERSTRIPING)
+ overstriped = true;
+ else if (tgts[j] == i)
+ return -EINVAL;
}
- if (j == offset) { /* no duplicate */
+
+ j = offset;
+
+ if (j == offset) { /* check complete */
tgts[nr++] = i;
--slots;
}
}
+
if (slots == 0 && i < end_index)
break;
if (!end_of_loop && ptr != NULL)
*ptr = ',';
+ if (!overstriped && pattern)
+ *pattern = LLAPI_LAYOUT_DEFAULT;
+
return rc < 0 ? rc : nr;
}
struct lfs_setstripe_args {
unsigned long long lsa_comp_end;
unsigned long long lsa_stripe_size;
+ unsigned long long lsa_extension_size;
long long lsa_stripe_count;
long long lsa_stripe_off;
__u32 lsa_comp_flags;
unsigned int lsa_mirror_count;
int lsa_nr_tgts;
bool lsa_first_comp;
+ bool lsa_extension_comp;
__u32 *lsa_tgts;
char *lsa_pool_name;
};
lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ||
lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
lsa->lsa_pattern != LLAPI_LAYOUT_RAID0 ||
- lsa->lsa_pool_name != NULL ||
lsa->lsa_comp_end != 0);
}
{
struct llapi_layout *layout = *composite;
uint64_t prev_end = 0;
+ uint64_t size;
int i = 0, rc;
+new_comp:
if (layout == NULL) {
layout = llapi_layout_alloc();
if (layout == NULL) {
fprintf(stderr, "Alloc llapi_layout failed. %s\n",
strerror(errno));
- return -ENOMEM;
+ errno = ENOMEM;
+ return -1;
}
*composite = layout;
+ lsa->lsa_first_comp = true;
} else {
uint64_t start;
return rc;
}
}
- /* reset lsa_first_comp */
- lsa->lsa_first_comp = false;
+
+ rc = llapi_layout_comp_flags_set(layout, lsa->lsa_comp_flags);
+ if (rc) {
+ fprintf(stderr, "Set flags 0x%x failed: %s\n",
+ lsa->lsa_comp_flags, strerror(errno));
+ return rc;
+ }
if (set_extent) {
+ uint64_t comp_end = lsa->lsa_comp_end;
+
+ /* The extendable component is 0-length, so it can be removed
+ * if there is insufficient space to extend it. */
+ if (lsa->lsa_extension_comp)
+ comp_end = prev_end;
+
rc = llapi_layout_comp_extent_set(layout, prev_end,
- lsa->lsa_comp_end);
+ comp_end);
if (rc) {
- fprintf(stderr, "Set extent [%lu, %llu) failed. %s\n",
- prev_end, lsa->lsa_comp_end, strerror(errno));
+ fprintf(stderr, "Set extent [%lu, %lu) failed. %s\n",
+ prev_end, comp_end, strerror(errno));
return rc;
}
}
+ /* reset lsa_first_comp */
+ lsa->lsa_first_comp = false;
/* Data-on-MDT component setting */
if (lsa->lsa_pattern == LLAPI_LAYOUT_MDT) {
fprintf(stderr, "Option 'stripe-count' can't be "
"specified with Data-on-MDT component: %lld\n",
lsa->lsa_stripe_count);
- return -EINVAL;
+ errno = EINVAL;
+ return -1;
}
if (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT) {
fprintf(stderr, "Option 'stripe-size' can't be "
"specified with Data-on-MDT component: %llu\n",
lsa->lsa_stripe_size);
- return -EINVAL;
+ errno = EINVAL;
+ return -1;
}
if (lsa->lsa_nr_tgts != 0) {
fprintf(stderr, "Option 'ost-list' can't be specified "
"with Data-on-MDT component: '%i'\n",
lsa->lsa_nr_tgts);
- return -EINVAL;
+ errno = EINVAL;
+ return -1;
}
if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT) {
fprintf(stderr, "Option 'stripe-offset' can't be "
"specified with Data-on-MDT component: %lld\n",
lsa->lsa_stripe_off);
- return -EINVAL;
+ errno = EINVAL;
+ return -1;
}
if (lsa->lsa_pool_name != 0) {
fprintf(stderr, "Option 'pool' can't be specified "
"with Data-on-MDT component: '%s'\n",
lsa->lsa_pool_name);
- return -EINVAL;
+ errno = EINVAL;
+ return -1;
}
rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
if (rc) {
fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
- lsa->lsa_pattern, strerror(errno));
+ lsa->lsa_pattern,
+ strerror(errno));
return rc;
}
/* Data-on-MDT component has always single stripe up to end */
lsa->lsa_stripe_size = lsa->lsa_comp_end;
+ } else if (lsa->lsa_pattern == LLAPI_LAYOUT_OVERSTRIPING) {
+ rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
+ if (rc) {
+ fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
+ lsa->lsa_pattern,
+ strerror(errno));
+ return rc;
+ }
}
- rc = llapi_layout_stripe_size_set(layout, lsa->lsa_stripe_size);
+ size = lsa->lsa_comp_flags & LCME_FL_EXTENSION ?
+ lsa->lsa_extension_size : lsa->lsa_stripe_size;
+
+ if (lsa->lsa_comp_flags & LCME_FL_EXTENSION)
+ rc = llapi_layout_extension_size_set(layout, size);
+ else
+ rc = llapi_layout_stripe_size_set(layout, size);
+
if (rc) {
- fprintf(stderr, "Set stripe size %llu failed: %s\n",
- lsa->lsa_stripe_size, strerror(errno));
+ fprintf(stderr, "Set stripe size %lu failed: %s\n",
+ size, strerror(errno));
return rc;
}
return rc;
}
- rc = llapi_layout_comp_flags_set(layout, lsa->lsa_comp_flags);
- if (rc) {
- fprintf(stderr, "Set flags 0x%x failed: %s\n",
- lsa->lsa_comp_flags, strerror(errno));
- return rc;
- }
-
if (lsa->lsa_pool_name != NULL) {
rc = llapi_layout_pool_name_set(layout, lsa->lsa_pool_name);
if (rc) {
lsa->lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
lsa->lsa_nr_tgts != lsa->lsa_stripe_count) {
fprintf(stderr, "stripe_count(%lld) != nr_tgts(%d)\n",
- lsa->lsa_stripe_count, lsa->lsa_nr_tgts);
- return -EINVAL;
+ lsa->lsa_stripe_count,
+ lsa->lsa_nr_tgts);
+ errno = EINVAL;
+ return -1;
}
for (i = 0; i < lsa->lsa_nr_tgts; i++) {
rc = llapi_layout_ost_index_set(layout, i,
return rc;
}
- return 0;
+ /* Create the second, virtual component of extension space */
+ if (lsa->lsa_extension_comp) {
+ lsa->lsa_comp_flags |= LCME_FL_EXTENSION;
+ lsa->lsa_extension_comp = false;
+ goto new_comp;
+ }
+
+ return rc;
}
static int build_component(struct llapi_layout **layout,
int rc = 0;
while (node) {
- string = node->cy_string;
- /* skip leading lmm_ if present, to simplify parsing */
- if (string != NULL && strncmp(string, "lmm_", 4) == 0)
- string += 4;
-
- if (node->cy_type == CYAML_TYPE_STRING) {
- if (!strcmp(string, "lcme_extent.e_end")) {
- if (!strcmp(node->cy_valuestring, "EOF") ||
- !strcmp(node->cy_valuestring, "eof"))
- lsa->lsa_comp_end = LUSTRE_EOF;
- } else if (!strcmp(string, "pool")) {
- lsa->lsa_pool_name = node->cy_valuestring;
- } else if (!strcmp(string, "pattern")) {
- if (!strcmp(node->cy_valuestring, "mdt"))
- lsa->lsa_pattern = LLAPI_LAYOUT_MDT;
- }
- } else if (node->cy_type == CYAML_TYPE_NUMBER) {
- if (!strcmp(string, "lcm_mirror_count")) {
- lsa->lsa_mirror_count = node->cy_valueint;
- } else if (!strcmp(string, "lcme_extent.e_start")) {
- if (node->cy_valueint != 0 || *layout != NULL) {
- rc = build_component(layout, lsa, true);
- if (rc)
- return rc;
- }
-
- if (node->cy_valueint == 0)
- lsa->lsa_first_comp = true;
-
- /* initialize lsa */
- setstripe_args_init(lsa);
- lsa->lsa_tgts = osts;
- } else if (!strcmp(string, "lcme_extent.e_end")) {
- if (node->cy_valueint == -1)
- lsa->lsa_comp_end = LUSTRE_EOF;
- else
- lsa->lsa_comp_end = node->cy_valueint;
- } else if (!strcmp(string, "stripe_count")) {
- lsa->lsa_stripe_count = node->cy_valueint;
- } else if (!strcmp(string, "stripe_size")) {
- lsa->lsa_stripe_size = node->cy_valueint;
- } else if (!strcmp(string, "stripe_offset")) {
- lsa->lsa_stripe_off = node->cy_valueint;
- } else if (!strcmp(string, "l_ost_idx")) {
- osts[lsa->lsa_nr_tgts] = node->cy_valueint;
- lsa->lsa_nr_tgts++;
- }
- } else if (node->cy_type == CYAML_TYPE_OBJECT) {
+ 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;
+ if (!strcmp(node->cy_valuestring,
+ "raid0,overstriped"))
+ lsa->lsa_pattern =
+ LLAPI_LAYOUT_OVERSTRIPING;
+ } 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;
}
-/* In 'lfs setstripe --component-add' mode, we need to fetch the extent
- * end of the last component in the existing file, and adjust the
- * first extent start of the components to be added accordingly. */
-static int adjust_first_extent(char *fname, struct llapi_layout *layout)
+/**
+ * Get the extension size from the next (SEL) component and extend the
+ * current component on it. The start of the next component is to be
+ * adjusted as well.
+ *
+ * \param[in] layout the current layout
+ * \param[in] start the start of the current component
+ * \param[in,out] end the end of the current component
+ * \param[in] offset the offset to adjust the end position to instead of
+ * extension size
+ *
+ * \retval 0 - extended successfully
+ * \retval < 0 - error
+ */
+static int layout_extend_comp(struct llapi_layout *layout,
+ uint64_t start, uint64_t *end,
+ uint64_t offset)
{
- struct llapi_layout *head;
- uint64_t start, end, stripe_size, prev_end = 0;
+ uint64_t size, next_start, next_end;
int rc;
- if (layout == NULL) {
- fprintf(stderr,
- "%s setstripe: layout must be specified\n",
- progname);
- return -EINVAL;
+ rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_NEXT);
+ if (rc < 0) {
+ fprintf(stderr, "%s setstripe: cannot move component cursor: "
+ "%s\n", progname, strerror(errno));
+ return rc;
}
- errno = 0;
- head = llapi_layout_get_by_path(fname, 0);
- if (head == NULL) {
- fprintf(stderr,
- "%s setstripe: cannot read layout from '%s': %s\n",
- progname, fname, strerror(errno));
- return -EINVAL;
- } else if (errno == ENODATA) {
- /* file without LOVEA, this component-add will be turned
- * into a component-create. */
- llapi_layout_free(head);
- return -ENODATA;
- } else if (!llapi_layout_is_composite(head)) {
- fprintf(stderr, "%s setstripe: '%s' not a composite file\n",
- progname, fname);
- llapi_layout_free(head);
- return -EINVAL;
+ /* Even if the @size will not be used below, this will fail if
+ * this is not a SEL component - a good confirmation we are
+ * working on right components. */
+ rc = llapi_layout_extension_size_get(layout, &size);
+ if (rc < 0) {
+ fprintf(stderr, "%s setstripe: cannot get component ext size: "
+ "%s\n", progname, strerror(errno));
+ return rc;
}
- rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
+ rc = llapi_layout_comp_extent_get(layout, &next_start, &next_end);
if (rc) {
- fprintf(stderr, "%s setstripe: cannot get prev extent: %s\n",
+ fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
+ progname, strerror(errno));
+ return rc;
+ }
+
+ next_start += offset ?: size;
+ rc = llapi_layout_comp_extent_set(layout, next_start, next_end);
+ if (rc) {
+ fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
+ progname, strerror(errno));
+ return rc;
+ }
+
+ rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_PREV);
+ if (rc < 0) {
+ fprintf(stderr, "%s setstripe: cannot move component cursor: "
+ "%s\n", progname, strerror(errno));
+ return rc;
+ }
+
+ *end += offset ?: size;
+ rc = llapi_layout_comp_extent_set(layout, start, *end);
+ if (rc) {
+ fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
progname, strerror(errno));
- llapi_layout_free(head);
return rc;
}
- llapi_layout_free(head);
+ return 0;
+}
+
+/**
+ * In 'lfs setstripe --component-add' mode, we need to fetch the extent
+ * end of the last component in the existing file, and adjust the
+ * first extent start of the components to be added accordingly.
+ *
+ * In the create mode, we need to check if the first component is an extendable
+ * SEL component and extend its length to the extension size (first component
+ * of the PFL file is initialised at the create time, cannot be 0-lenght.
+ */
+static int layout_adjust_first_extent(char *fname, struct llapi_layout *layout,
+ bool comp_add)
+{
+ struct llapi_layout *head;
+ uint64_t start = 0, prev_end = 0;
+ uint64_t end;
+ int rc, ret = 0;
+
+ if (layout == NULL)
+ return 0;
+
+ errno = 0;
+ while (comp_add) {
+ head = llapi_layout_get_by_path(fname, 0);
+ if (head == NULL) {
+ fprintf(stderr,
+ "%s setstripe: cannot read layout from '%s': "
+ "%s\n", progname, fname, strerror(errno));
+ return -EINVAL;
+ } else if (errno == ENODATA) {
+ /* file without LOVEA, this component-add will be turned
+ * into a component-create. */
+ llapi_layout_free(head);
+ ret = -ENODATA;
+
+ /* the new layout will be added to an empty one, it
+ * still needs to be adjusted below */
+ comp_add = 0;
+ break;
+ } else if (!llapi_layout_is_composite(head)) {
+ fprintf(stderr, "%s setstripe: '%s' not a composite "
+ "file\n", progname, fname);
+ llapi_layout_free(head);
+ return -EINVAL;
+ }
+
+ rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
+ if (rc) {
+ fprintf(stderr, "%s setstripe: cannot get prev "
+ "extent: %s\n", progname, strerror(errno));
+ llapi_layout_free(head);
+ return rc;
+ }
+
+ llapi_layout_free(head);
+ break;
+ }
/* Make sure we use the first component of the layout to be added. */
rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
return rc;
}
- if (start > prev_end || end <= prev_end) {
- fprintf(stderr,
- "%s setstripe: first extent [%lu, %lu) not adjacent with extent end %lu\n",
- progname, start, end, prev_end);
- return -EINVAL;
- }
-
- rc = llapi_layout_stripe_size_get(layout, &stripe_size);
- if (rc) {
- fprintf(stderr, "%s setstripe: cannot get stripe size: %s\n",
- progname, strerror(errno));
- return rc;
+ if (start == 0 && end == 0) {
+ rc = layout_extend_comp(layout, start, &end,
+ comp_add ? prev_end : 0);
+ if (rc)
+ return rc;
}
- if (stripe_size != LLAPI_LAYOUT_DEFAULT &&
- (prev_end & (stripe_size - 1))) {
- fprintf(stderr,
- "%s setstripe: stripe size %lu not aligned with %lu\n",
- progname, stripe_size, prev_end);
+ if (start > prev_end || end < prev_end) {
+ fprintf(stderr, "%s setstripe: first extent [%lu, %lu) not "
+ "adjacent with extent end %lu\n",
+ progname, start, end, prev_end);
return -EINVAL;
}
rc = llapi_layout_comp_extent_set(layout, prev_end, end);
if (rc) {
- fprintf(stderr,
- "%s setstripe: cannot set component extent [%lu, %lu): %s\n",
+ fprintf(stderr, "%s setstripe: cannot set component extent "
+ "[%lu, %lu): %s\n",
progname, prev_end, end, strerror(errno));
return rc;
}
- return 0;
+ return ret;
+}
+
+static int mirror_adjust_first_extents(struct mirror_args *list)
+{
+ int rc = 0;
+
+ if (list == NULL)
+ return 0;
+
+ while (list != NULL) {
+ rc = layout_adjust_first_extent(NULL, list->m_layout, false);
+ if (rc)
+ break;
+ list = list->m_next;
+ }
+
+ return rc;
}
static inline bool arg_is_eof(char *arg)
LFS_COMP_ADD_OPT,
LFS_COMP_NO_VERIFY_OPT,
LFS_PROJID_OPT,
- LFS_MIRROR_FLAGS_OPT,
+ LFS_LAYOUT_FLAGS_OPT, /* used for mirror and foreign flags */
LFS_MIRROR_ID_OPT,
LFS_MIRROR_STATE_OPT,
LFS_LAYOUT_COPY,
+ LFS_MIRROR_INDEX_OPT,
+ LFS_LAYOUT_FOREIGN_OPT,
+ LFS_MODE_OPT,
};
/* functions */
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 setstripe_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;
bool from_yaml = false;
bool from_copy = false;
char *template = NULL;
+ bool foreign_mode = false;
+ char *xattr = NULL;
+ uint32_t type = LU_FOREIGN_TYPE_NONE, flags = 0;
+ char *mode_opt = NULL;
+ mode_t previous_umask = 0;
+ mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
struct option long_opts[] = {
+/* find { .val = '0', .name = "null", .has_arg = no_argument }, */
/* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
/* --block is only valid in migrate mode */
{ .val = 'b', .name = "block", .has_arg = no_argument },
.has_arg = no_argument},
{ .val = LFS_COMP_NO_VERIFY_OPT,
.name = "no-verify", .has_arg = no_argument},
- { .val = LFS_MIRROR_FLAGS_OPT,
+ { .val = LFS_LAYOUT_FLAGS_OPT,
.name = "flags", .has_arg = required_argument},
+ { .val = LFS_LAYOUT_FOREIGN_OPT,
+ .name = "foreign", .has_arg = optional_argument},
{ .val = LFS_MIRROR_ID_OPT,
.name = "mirror-id", .has_arg = required_argument},
+ { .val = LFS_MODE_OPT,
+ .name = "mode", .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},
-/* find { .val = 'C', .name = "ctime", .has_arg = required_argument }*/
+ { .val = 'c', .name = "mdt-count", .has_arg = required_argument},
+ { .val = 'C', .name = "overstripe-count",
+ .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 */
/* 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 }*/
-/* dirstripe { .val = 'H', .name = "mdt-hash", .has_arg = required_argument }*/
+/* find { .val = 'h', .name = "help", .has_arg = no_argument }, */
+ { .val = 'H', .name = "mdt-hash", .has_arg = required_argument},
{ .val = 'i', .name = "stripe-index", .has_arg = required_argument},
{ .val = 'i', .name = "stripe_index", .has_arg = required_argument},
{ .val = 'I', .name = "comp-id", .has_arg = required_argument},
{ .val = 'I', .name = "component-id", .has_arg = required_argument},
+/* find { .val = 'l', .name = "lazy", .has_arg = no_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},
/* 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 = 'x', .name = "xattr", .has_arg = required_argument },
{ .val = 'y', .name = "yaml", .has_arg = required_argument },
+ { .val = 'z', .name = "ext-size", .has_arg = required_argument},
+ { .val = 'z', .name = "extension-size", .has_arg = required_argument},
{ .name = NULL } };
setstripe_args_init(&lsa);
migrate_mode = (opc == SO_MIGRATE);
mirror_mode = (opc == SO_MIRROR_CREATE || opc == SO_MIRROR_EXTEND);
+ setstripe_mode = (opc == SO_SETSTRIPE);
+ if (opc == SO_MIRROR_DELETE) {
+ delete = 1;
+ mirror_flags = MF_DESTROY;
+ }
snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
progname = cmd;
- while ((c = getopt_long(argc, argv, "bc:dDE:f:i:I:m:N::no:p:L:s:S:vy:",
+ while ((c = getopt_long(argc, argv,
+ "bc:C:dDE:f:H:i:I:m:N::no:p:L:s:S:vx:y:z:",
long_opts, NULL)) >= 0) {
+ size_units = 1;
switch (c) {
case 0:
/* Long options. */
progname);
goto usage_error;
}
- if (lsa.lsa_comp_neg_flags & LCME_FL_STALE) {
- fprintf(stderr,
- "%s: cannot clear 'stale' flags from component. Please use lfs-mirror-resync(1) instead\n",
- progname);
- result = -EINVAL;
- goto error;
- }
-
break;
case LFS_COMP_SET_OPT:
comp_set = 1;
goto usage_error;
}
break;
- case LFS_MIRROR_FLAGS_OPT: {
- __u32 flags;
+ case LFS_LAYOUT_FLAGS_OPT: {
+ uint32_t neg_flags;
+
+ /* check for numeric flags (foreign and mirror cases) */
+ if (setstripe_mode && !mirror_mode && !last_mirror) {
+ flags = strtoul(optarg, &end, 16);
+ if (*end != '\0') {
+ fprintf(stderr,
+ "%s %s: bad flags '%s'\n",
+ progname, argv[0], optarg);
+ return CMD_HELP;
+ }
+ break;
+ }
if (!mirror_mode || !last_mirror) {
fprintf(stderr, "error: %s: --flags must be specified with --mirror-count|-N option\n",
}
result = comp_str2flags(optarg, &last_mirror->m_flags,
- &flags);
+ &neg_flags);
if (result != 0)
goto usage_error;
- if (flags) {
+ if (neg_flags) {
fprintf(stderr, "%s: inverted flags are not supported\n",
progname);
result = -EINVAL;
goto usage_error;
}
- if (last_mirror->m_flags & ~LCME_USER_FLAGS) {
+ if (last_mirror->m_flags & ~LCME_USER_MIRROR_FLAGS) {
fprintf(stderr,
"%s: unsupported mirror flags: %s\n",
progname, optarg);
}
break;
}
+ case LFS_LAYOUT_FOREIGN_OPT:
+ if (optarg != NULL) {
+ /* check pure numeric */
+ type = strtoul(optarg, &end, 0);
+ if (*end) {
+ /* check name */
+ type = check_foreign_type_name(optarg);
+ if (type == LU_FOREIGN_TYPE_UNKNOWN) {
+ fprintf(stderr,
+ "%s %s: unrecognized foreign type '%s'\n",
+ progname, argv[0],
+ optarg);
+ return CMD_HELP;
+ }
+ }
+ }
+ foreign_mode = true;
+ break;
+ case LFS_MODE_OPT:
+ mode_opt = optarg;
+ if (mode_opt != NULL) {
+ mode = strtoul(mode_opt, &end, 8);
+ if (*end != '\0') {
+ fprintf(stderr,
+ "%s %s: bad mode '%s'\n",
+ progname, argv[0], mode_opt);
+ return CMD_HELP;
+ }
+ previous_umask = umask(0);
+ }
+ break;
case LFS_LAYOUT_COPY:
from_copy = true;
template = optarg;
}
migration_block = true;
break;
+ case 'C':
+ lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
+ /* fall through */
case 'c':
lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
if (*end != '\0') {
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]);
+ fprintf(stderr, "%s: invalid layout\n",
+ progname);
goto usage_error;
}
}
}
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') {
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, NULL);
+ if (lsa.lsa_nr_tgts < 0) {
+ fprintf(stderr,
+ "%s %s: invalid MDT target(s) '%s'\n",
+ progname, argv[0], optarg);
+ return CMD_HELP;
+ }
+
+ lsa.lsa_tgts = tgts;
+ if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
+ lsa.lsa_stripe_off = tgts[0];
break;
case 'n':
if (!migrate_mode) {
fprintf(stderr, "warning: '--ost-list' is "
"deprecated, use '--ost' instead\n");
#endif
- lsa.lsa_nr_tgts = parse_targets(osts,
- sizeof(osts) / sizeof(__u32),
- lsa.lsa_nr_tgts, optarg);
+ /* -o allows overstriping, and must note it because
+ * parse_targets is shared with MDT striping, which
+ * does not allow duplicates
+ */
+ lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
+ lsa.lsa_nr_tgts = parse_targets(tgts,
+ sizeof(tgts) / sizeof(__u32),
+ lsa.lsa_nr_tgts, optarg,
+ &lsa.lsa_pattern);
if (lsa.lsa_nr_tgts < 0) {
fprintf(stderr,
"%s %s: invalid OST target(s) '%s'\n",
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;
}
migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
+ migration_flags = MIGRATION_VERBOSE;
+ break;
+ case 'x':
+ xattr = optarg;
break;
case 'y':
from_yaml = true;
template = optarg;
break;
+ case 'z':
+ result = llapi_parse_size(optarg,
+ &lsa.lsa_extension_size,
+ &size_units, 0);
+ if (result) {
+ fprintf(stderr,
+ "%s %s: invalid extension size '%s'\n",
+ progname, argv[0], optarg);
+ goto usage_error;
+ }
+
+ lsa.lsa_extension_comp = true;
+ break;
default:
fprintf(stderr, "%s %s: unrecognized option '%s'\n",
progname, argv[0], argv[optind - 1]);
goto usage_error;
}
+ if (xattr && !foreign_mode) {
+ /* only print a warning as this is harmless and will be ignored
+ */
+ fprintf(stderr,
+ "%s %s: xattr has been specified for non-foreign layout\n",
+ progname, argv[0]);
+ } else if (foreign_mode && !xattr) {
+ fprintf(stderr,
+ "%s %s: xattr must be provided in foreign mode\n",
+ progname, argv[0]);
+ goto usage_error;
+ }
+
+ if (foreign_mode && (!setstripe_mode || comp_add | comp_del ||
+ comp_set || comp_id || delete || from_copy ||
+ setstripe_args_specified(&lsa) || lsa.lsa_nr_tgts ||
+ lsa.lsa_tgts)) {
+ fprintf(stderr,
+ "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
+ progname, argv[0]);
+ return CMD_HELP;
+ }
+
if (mirror_mode && mirror_count == 0) {
fprintf(stderr,
"error: %s: --mirror-count|-N option is required\n",
if (lsa.lsa_comp_end != 0) {
result = comp_args_to_layout(lpp, &lsa, true);
- if (result)
+ if (result) {
+ fprintf(stderr, "error: %s: invalid layout\n",
+ progname);
+ result = -EINVAL;
goto error;
+ }
}
if (mirror_flags & MF_NO_VERIFY) {
}
}
- /* Only LCME_FL_INIT flags is used in PFL, and it shouldn't be
- * altered by user space tool, so we don't need to support the
- * --component-set for this moment. */
if (comp_set && !comp_id) {
fprintf(stderr, "%s %s: --component-set doesn't have component-id set\n",
progname, argv[0]);
progname, argv[0]);
goto usage_error;
}
+ }
- result = adjust_first_extent(fname, layout);
+ if (layout != NULL || mirror_list != NULL) {
+ if (mirror_list)
+ result = mirror_adjust_first_extents(mirror_list);
+ else
+ result = layout_adjust_first_extent(fname, layout,
+ comp_add);
if (result == -ENODATA)
comp_add = 0;
- else if (result != 0)
+ else if (result != 0) {
+ fprintf(stderr, "error: %s: invalid layout\n",
+ progname);
goto error;
+ }
}
if (from_yaml && from_copy) {
goto error;
}
- if (mdt_idx_arg != NULL && optind > 3) {
- fprintf(stderr,
- "%s %s: option -m cannot be used with other options\n",
- progname, argv[0]);
- goto usage_error;
- }
-
if ((migration_flags & MIGRATION_NONBLOCK) && migration_block) {
fprintf(stderr,
"%s %s: options --non-block and --block are mutually exclusive\n",
goto usage_error;
}
- if (!comp_del && !comp_set && comp_id != 0) {
+ if (!comp_del && !comp_set && opc != SO_MIRROR_SPLIT &&
+ opc != SO_MIRROR_DELETE && comp_id != 0) {
fprintf(stderr,
- "%s %s: option -I can only be used with --component-del\n",
- progname, argv[0]);
+ "%s: option -I can only be used with --component-del or --component-set or lfs mirror split\n",
+ progname);
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_DEFAULT;
+ if (lsa.lsa_pool_name) {
+ strncpy(lmu->lum_pool_name, lsa.lsa_pool_name,
+ sizeof(lmu->lum_pool_name) - 1);
+ lmu->lum_pool_name[sizeof(lmu->lum_pool_name) - 1] = 0;
+ }
+ 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_stripe_offset = -1;
else
param->lsp_stripe_offset = lsa.lsa_stripe_off;
+ param->lsp_stripe_pattern =
+ llapi_pattern_to_lov(lsa.lsa_pattern);
+ if (param->lsp_stripe_pattern == EINVAL) {
+ fprintf(stderr, "error: %s: invalid stripe pattern\n",
+ argv[0]);
+ free(param);
+ goto usage_error;
+ }
param->lsp_pool = lsa.lsa_pool_name;
param->lsp_is_specific = false;
if (lsa.lsa_nr_tgts > 0) {
lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
lsa.lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
lsa.lsa_nr_tgts != lsa.lsa_stripe_count) {
- fprintf(stderr, "error: %s: stripe count %lld "
- "doesn't match the number of OSTs: %d\n"
- , argv[0], lsa.lsa_stripe_count,
+ fprintf(stderr,
+ "error: %s: stripe count %lld doesn't match the number of OSTs: %d\n",
+ argv[0], lsa.lsa_stripe_count,
lsa.lsa_nr_tgts);
free(param);
goto usage_error;
param->lsp_is_specific = true;
param->lsp_stripe_count = lsa.lsa_nr_tgts;
- memcpy(param->lsp_osts, 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, osts);
+ &lsa, tgts);
if (result) {
fprintf(stderr, "error: %s: can't create composite "
"layout from template file %s\n",
}
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) {
+ } else if (opc == SO_MIRROR_SPLIT || opc == SO_MIRROR_DELETE) {
+ if (!mirror_id && !comp_id && !lsa.lsa_pool_name) {
fprintf(stderr,
- "%s %s: no mirror id is specified\n",
- progname, argv[0]);
+ "%s: no mirror specified to delete from '%s'\n",
+ progname, fname);
goto usage_error;
}
- result = mirror_split(fname, mirror_id, mirror_flags,
+ if (lsa.lsa_pool_name)
+ mirror_flags |= MF_COMP_POOL;
+ else if (mirror_id != 0)
+ comp_id = mirror_id;
+ else
+ mirror_flags |= MF_COMP_ID;
+ result = mirror_split(fname, comp_id, lsa.lsa_pool_name,
+ mirror_flags,
has_m_file ? mirror_list->m_file :
NULL);
} else if (layout != NULL) {
result = lfs_component_create(fname, O_CREAT | O_WRONLY,
- 0666, layout);
+ mode, layout);
+ if (result >= 0) {
+ close(result);
+ result = 0;
+ }
+ } else if (foreign_mode) {
+ result = llapi_file_create_foreign(fname, mode, type,
+ flags, xattr);
if (result >= 0) {
close(result);
result = 0;
} else {
result = llapi_file_open_param(fname,
O_CREAT | O_WRONLY,
- 0666, param);
+ mode, param);
if (result >= 0) {
close(result);
result = 0;
}
}
+ if (mode_opt != NULL)
+ umask(previous_umask);
+
free(param);
+ free(migrate_mdt_param.fp_lmv_md);
llapi_layout_free(layout);
lfs_mirror_list_free(mirror_list);
return result2;
return llapi_poollist(argv[1]);
}
-static int set_time(time_t *time, time_t *set, char *str)
+static time_t set_time(struct find_param *param, time_t *time, time_t *set,
+ char *str)
{
- time_t t;
- int res = 0;
+ long long t = 0;
+ int res = 0;
+ char *endptr = "AD";
+ char *timebuf;
+
+ if (str[0] == '+')
+ res = 1;
+ else if (str[0] == '-')
+ res = -1;
+
+ if (res)
+ str++;
+
+ for (timebuf = str; *endptr && *(endptr + 1); timebuf = endptr + 1) {
+ long long val = strtoll(timebuf, &endptr, 0);
+ int unit = 1;
+
+ switch (*endptr) {
+ case 'y':
+ unit *= 52; /* 52 weeks + 1 day below */
+ case 'w': /* fallthrough */
+ unit *= 7;
+ case '\0': /* days are default unit if none used */
+ case 'd': /* fallthrough */
+ unit = (unit + (*endptr == 'y')) * 24;
+ case 'h': /* fallthrough */
+ unit *= 60;
+ case 'm': /* fallthrough */
+ unit *= 60;
+ case 's': /* fallthrough */
+ break;
+ /* don't need to multiply by 1 for seconds */
+ default:
+ fprintf(stderr,
+ "%s find: bad time string '%s': %s\n",
+ progname, timebuf, strerror(EINVAL));
+ return LONG_MAX;
+ }
- if (str[0] == '+')
- res = 1;
- else if (str[0] == '-')
- res = -1;
+ if (param->fp_time_margin == 0 ||
+ (*endptr && unit < param->fp_time_margin))
+ param->fp_time_margin = unit;
- if (res)
- str++;
+ t += val * unit;
+ }
+ if (*time < t) {
+ if (res != 0)
+ str--;
+ fprintf(stderr, "%s find: bad time '%s': too large\n",
+ progname, str);
+ return LONG_MAX;
+ }
- t = strtol(str, NULL, 0);
- if (*time < t * 24 * 60 * 60) {
- if (res)
- str--;
- fprintf(stderr, "Wrong time '%s' is specified.\n", str);
- return INT_MAX;
- }
+ *set = *time - t;
- *set = *time - t * 24 * 60 * 60;
- return res;
+ return res;
}
+
static int name2uid(unsigned int *id, const char *name)
{
struct passwd *passwd;
*layout |= LOV_PATTERN_RAID0;
else if (strcmp(layout_name, "mdt") == 0)
*layout |= LOV_PATTERN_MDT;
+ else if (strcmp(layout_name, "overstriping") == 0)
+ *layout |= LOV_PATTERN_OVERSTRIPING;
else
return -1;
}
struct find_param param = {
.fp_max_depth = -1,
.fp_quiet = 1,
+ .fp_time_margin = 24 * 60 * 60,
};
struct option long_opts[] = {
{ .val = 'A', .name = "atime", .has_arg = required_argument },
.has_arg = required_argument },
{ .val = LFS_MIRROR_STATE_OPT,
.name = "mirror-state", .has_arg = required_argument },
+ { .val = LFS_LAYOUT_FOREIGN_OPT,
+ .name = "foreign", .has_arg = optional_argument},
{ .val = 'c', .name = "stripe-count", .has_arg = required_argument },
{ .val = 'c', .name = "stripe_count", .has_arg = required_argument },
{ .val = 'C', .name = "ctime", .has_arg = required_argument },
{ .val = 'E', .name = "component-end",
.has_arg = required_argument },
/* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
+ { .val = LFS_LAYOUT_FOREIGN_OPT,
+ .name = "foreign", .has_arg = optional_argument},
{ .val = 'g', .name = "gid", .has_arg = required_argument },
{ .val = 'G', .name = "group", .has_arg = required_argument },
{ .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
{ .val = 'i', .name = "stripe-index", .has_arg = required_argument },
{ .val = 'i', .name = "stripe_index", .has_arg = required_argument },
/* getstripe { .val = 'I', .name = "comp-id", .has_arg = required_argument }*/
+ { .val = 'l', .name = "lazy", .has_arg = no_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 = 'T', .name = "mdt-count", .has_arg = required_argument },
{ .val = 'u', .name = "uid", .has_arg = required_argument },
{ .val = 'U', .name = "user", .has_arg = required_argument },
+ { .val = 'z', .name = "extension-size",
+ .has_arg = required_argument },
+ { .val = 'z', .name = "ext-size", .has_arg = required_argument },
/* getstripe { .val = 'v', .name = "verbose", .has_arg = no_argument }, */
/* getstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
{ .name = NULL } };
- int pathstart = -1;
- int pathend = -1;
- int neg_opt = 0;
- time_t *xtime;
- int *xsign;
- int isoption;
- char *endptr;
+ int pathstart = -1;
+ int pathend = -1;
+ int pathbad = -1;
+ int neg_opt = 0;
+ time_t *xtime;
+ int *xsign;
+ int isoption;
+ char *endptr;
- time(&t);
+ time(&t);
/* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
while ((c = getopt_long_only(argc, argv,
- "-0A:b:c:C:D:E:g:G:H:i:L:m:M:n:N:O:Ppqrs:S:t:T:u:U:v",
+ "-0A:b:c:C:D:E:g:G:H:i:L:m:M:n:N:O:Ppqrs:S:t:T:u:U:vz:",
long_opts, NULL)) >= 0) {
xtime = NULL;
xsign = NULL;
xsign = ¶m.fp_msign;
param.fp_exclude_mtime = !!neg_opt;
}
- rc = set_time(&t, xtime, optarg);
- if (rc == INT_MAX) {
+ rc = set_time(¶m, &t, xtime, optarg);
+ if (rc == LONG_MAX) {
ret = -1;
goto err;
}
param.fp_check_comp_end = 1;
param.fp_exclude_comp_end = !!neg_opt;
break;
+ case LFS_LAYOUT_FOREIGN_OPT: {
+ /* all types by default */
+ uint32_t type = LU_FOREIGN_TYPE_UNKNOWN;
+
+ if (optarg != NULL) {
+ /* check pure numeric */
+ type = strtoul(optarg, &endptr, 0);
+ if (*endptr) {
+ /* check name */
+ type = check_foreign_type_name(optarg);
+ if (type == LU_FOREIGN_TYPE_UNKNOWN) {
+ fprintf(stderr,
+ "%s %s: unknown foreign type '%s'\n",
+ progname, argv[0],
+ optarg);
+ return CMD_HELP;
+ }
+ }
+ }
+ param.fp_foreign_type = type;
+ param.fp_check_foreign = 1;
+ param.fp_exclude_foreign = !!neg_opt;
+ break;
+ }
case 'g':
case 'G':
rc = name2gid(¶m.fp_gid, optarg);
param.fp_check_hash_type = 1;
param.fp_exclude_hash_type = !!neg_opt;
break;
+ case 'l':
+ param.fp_lazy = 1;
+ break;
case 'L':
ret = name2layout(¶m.fp_layout, optarg);
if (ret)
param.fp_check_mdt_count = 1;
param.fp_exclude_mdt_count = !!neg_opt;
break;
- default:
- ret = CMD_HELP;
- goto err;
- };
- }
+ case 'z':
+ if (optarg[0] == '+') {
+ param.fp_ext_size_sign = -1;
+ optarg++;
+ } else if (optarg[0] == '-') {
+ param.fp_ext_size_sign = 1;
+ optarg++;
+ }
- if (pathstart == -1) {
- fprintf(stderr, "error: %s: no filename|pathname\n",
- argv[0]);
- ret = CMD_HELP;
- goto err;
- } else if (pathend == -1) {
- /* no options */
- pathend = argc;
- }
+ ret = llapi_parse_size(optarg, ¶m.fp_ext_size,
+ ¶m.fp_ext_size_units, 0);
+ if (ret) {
+ fprintf(stderr, "error: bad ext-size '%s'\n",
+ optarg);
+ goto err;
+ }
+ param.fp_ext_size /= SEL_UNIT_SIZE;
+ param.fp_ext_size_units /= SEL_UNIT_SIZE;
+ param.fp_check_ext_size = 1;
+ param.fp_exclude_ext_size = !!neg_opt;
+ break;
+ default:
+ ret = CMD_HELP;
+ goto err;
+ };
+ }
+
+ if (pathstart == -1) {
+ fprintf(stderr, "error: %s: no filename|pathname\n",
+ argv[0]);
+ ret = CMD_HELP;
+ goto err;
+ } else if (pathend == -1) {
+ /* no options */
+ pathend = argc;
+ }
do {
rc = llapi_find(argv[pathstart], ¶m);
- if (rc != 0 && ret == 0)
+ if (rc && !ret) {
ret = rc;
+ pathbad = pathstart;
+ }
} while (++pathstart < pathend);
- if (ret)
- fprintf(stderr, "error: %s failed for %s.\n",
- argv[0], argv[optind - 1]);
+ if (ret)
+ fprintf(stderr, "%s: failed for '%s': %s\n",
+ progname, argv[pathbad], strerror(-rc));
+
err:
if (param.fp_obd_uuid && param.fp_num_alloc_obds)
free(param.fp_obd_uuid);
.name = "comp-start", .has_arg = optional_argument },
{ .val = LFS_COMP_START_OPT,
.name = "component-start", .has_arg = optional_argument },
+ { .val = LFS_MIRROR_INDEX_OPT,
+ .name = "mirror-index", .has_arg = required_argument },
+ { .val = LFS_MIRROR_ID_OPT,
+ .name = "mirror-id", .has_arg = required_argument },
{ .val = 'c', .name = "stripe-count", .has_arg = no_argument },
{ .val = 'c', .name = "stripe_count", .has_arg = no_argument },
/* find { .val = 'C', .name = "ctime", .has_arg = required_argument }*/
{ .val = 'i', .name = "stripe_index", .has_arg = no_argument },
{ .val = 'I', .name = "comp-id", .has_arg = optional_argument },
{ .val = 'I', .name = "component-id", .has_arg = optional_argument },
+/* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
{ .val = 'L', .name = "layout", .has_arg = no_argument },
{ .val = 'm', .name = "mdt", .has_arg = no_argument },
{ .val = 'm', .name = "mdt-index", .has_arg = no_argument },
{ .val = 'm', .name = "mdt_index", .has_arg = no_argument },
/* find { .val = 'M', .name = "mtime", .has_arg = required_argument }*/
/* find { .val = 'n', .name = "name", .has_arg = required_argument }*/
+ { .val = 'N', .name = "mirror-count", .has_arg = no_argument },
{ .val = 'O', .name = "obd", .has_arg = required_argument },
{ .val = 'O', .name = "ost", .has_arg = required_argument },
{ .val = 'p', .name = "pool", .has_arg = no_argument },
/* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
{ .val = 'v', .name = "verbose", .has_arg = no_argument },
{ .val = 'y', .name = "yaml", .has_arg = no_argument },
+ { .val = 'z', .name = "extension-size", .has_arg = no_argument },
+ { .val = 'z', .name = "ext-size", .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:pqrRsSvyz",
+ long_opts, NULL)) != -1) {
+ if (neg_opt)
+ --neg_opt;
+
+ /* '!' is part of option */
+ isoption = (c != 1) || (strcmp(optarg, "!") == 0);
+ if (!isoption && pathend != -1) {
+ fprintf(stderr,
+ "error: %s: filename|dirname must either precede options or follow options\n",
+ argv[0]);
+ return CMD_HELP;
+ }
+ if (!isoption && pathstart == -1)
+ pathstart = optind - 1;
+ if (isoption && pathstart != -1 && pathend == -1)
+ pathend = optind - 2;
+
switch (c) {
+ case 1:
+ /* unknown: opt is "!" */
+ if (strcmp(optarg, "!") == 0)
+ neg_opt = 2;
+ break;
case 'c':
if (!(param->fp_verbose & VERBOSE_DETAIL)) {
param->fp_verbose |= VERBOSE_COUNT;
param->fp_max_depth = 0;
}
break;
+ case LFS_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;
break;
case 'i':
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;
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,
break;
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;
case 'y':
param->fp_yaml = 1;
break;
+ case 'z':
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_EXT_SIZE;
+ param->fp_max_depth = 0;
+ }
+ break;
default:
return CMD_HELP;
}
}
- 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",
{ .val = 'O', .name = "obd", .has_arg = required_argument },
{ .val = 'r', .name = "recursive", .has_arg = no_argument },
{ .val = 'T', .name = "mdt-count", .has_arg = no_argument },
+ { .val = 'v', .name = "verbose", .has_arg = no_argument },
{ .val = 'y', .name = "yaml", .has_arg = no_argument },
{ .name = NULL } };
int c, rc;
param.fp_get_lmv = 1;
while ((c = getopt_long(argc, argv,
- "cDHimO:rtTy", long_opts, NULL)) != -1)
+ "cDHimO:rtTvy", long_opts, NULL)) != -1)
{
switch (c) {
case 'c':
break;
case 'i':
case 'm':
- param.fp_verbose |= VERBOSE_OFFSET;
+ param.fp_verbose |= VERBOSE_STRIPE_OFFSET;
break;
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
case 't':
case 'r':
param.fp_recursive = 1;
break;
+ case 'v':
+ param.fp_verbose |= VERBOSE_DETAIL;
+ break;
case 'y':
param.fp_yaml = 1;
break;
default:
+ fprintf(stderr, "%s %s: unrecognized option '%s'\n",
+ progname, argv[0], argv[optind - 1]);
return CMD_HELP;
}
}
#define RSF "%4s"
#define RDF "%3d%%"
-static inline int obd_statfs_ratio(const struct obd_statfs *st)
+static inline int obd_statfs_ratio(const struct obd_statfs *st, bool inodes)
{
double avail, used, ratio = 0;
- avail = st->os_bavail;
- used = st->os_blocks - st->os_bfree;
+ 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 + 0.5;
+ ratio = used / (used + avail) * 100;
- return (int)ratio;
+ /* Round up to match df(1) usage percentage */
+ return (ratio - (int)ratio) > 0 ? (int)(ratio + 1) : (int)ratio;
}
+/* This is to identify various problem states for "lfs df" if .osn_err = true,
+ * so only show flags reflecting those states by default. Informational states
+ * are only shown with "-v" and use lower-case names to distinguish them.
+ * UNUSED[12] were for "EROFS = 30" until 1.6 but are now available for use.
+ */
+static struct obd_statfs_state_names {
+ enum obd_statfs_state osn_state;
+ const char osn_name;
+ bool osn_err;
+} oss_names[] = {
+ { .osn_state = OS_STATE_DEGRADED, .osn_name = 'D', .osn_err = true },
+ { .osn_state = OS_STATE_READONLY, .osn_name = 'R', .osn_err = true },
+ { .osn_state = OS_STATE_NOPRECREATE, .osn_name = 'N', .osn_err = true },
+ { .osn_state = OS_STATE_UNUSED1, .osn_name = '?', .osn_err = true },
+ { .osn_state = OS_STATE_UNUSED2, .osn_name = '?', .osn_err = true },
+ { .osn_state = OS_STATE_ENOSPC, .osn_name = 'S', .osn_err = true },
+ { .osn_state = OS_STATE_ENOINO, .osn_name = 'I', .osn_err = true },
+ { .osn_state = OS_STATE_SUM, .osn_name = 'a', /* aggregate */ },
+ { .osn_state = OS_STATE_NONROT, .osn_name = 'f', /* flash */ },
+};
+
static int showdf(char *mntdir, struct obd_statfs *stat,
char *uuid, enum mntdf_flags flags,
char *type, int index, int rc)
total = (stat->os_blocks * stat->os_bsize) >> shift;
}
- ratio = obd_statfs_ratio(stat);
+ ratio = obd_statfs_ratio(stat, flags & MNTDF_INODES);
if (flags & MNTDF_COOKED) {
int i;
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;
+ uint32_t 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;
+ for (i = 0; i < ARRAY_SIZE(oss_names); i++) {
+ if (oss_names[i].osn_state & stat->os_state &&
+ (oss_names[i].osn_err ||
+ flags & MNTDF_VERBOSE))
+ printf("%c", oss_names[i].osn_name);
}
}
{ .st_op = LL_STATFS_LOV, .st_name = "OST" },
{ .st_name = NULL } };
struct ll_stat_type *tp;
+ __u64 ost_files = 0;
__u64 ost_ffree = 0;
__u32 index;
__u32 type;
}
for (tp = types; tp->st_name != NULL; tp++) {
+ bool have_ost = false;
+
if (!(tp->st_op & ops))
continue;
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)
obd_uuid2str(&uuid_buf), flags,
tp->st_name, index, rc2);
- if (rc2 == 0) {
- if (tp->st_op == LL_STATFS_LMV) {
- sum.os_ffree += stat_buf.os_ffree;
- sum.os_files += stat_buf.os_files;
- } else /* if (tp->st_op == LL_STATFS_LOV) */ {
- sum.os_blocks += stat_buf.os_blocks *
- stat_buf.os_bsize;
- sum.os_bfree += stat_buf.os_bfree *
- stat_buf.os_bsize;
- sum.os_bavail += stat_buf.os_bavail *
- stat_buf.os_bsize;
- ost_ffree += stat_buf.os_ffree;
- }
- }
+ if (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_files += stat_buf.os_files;
+ 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) {
+ /* If we have _some_ OSTs, but don't have as many free objects on the
+ * OST as inodes on the MDTs, reduce the reported number of inodes
+ * to compensate, so that the "inodes in use" number is correct.
+ * This should be kept in sync with ll_statfs_internal().
+ */
+ if (ost_files && ost_ffree < sum.os_ffree) {
sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
sum.os_ffree = ost_ffree;
}
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);
- int r2 = obd_statfs_ratio(st2);
- int64_t result = r1 - r2;
-
- /* if both space usage are above 90, compare free inodes */
- if (r1 > 90 && r2 > 90)
- result = st2->os_ffree - st1->os_ffree;
-
- if (result < 0)
- return -1;
- else if (result == 0)
- return 0;
- else
- return 1;
-}
-
/* functions */
static int lfs_setdirstripe(int argc, char **argv)
{
- char *dname;
- int result;
- struct lfs_setstripe_args lsa = { 0 };
- struct llapi_stripe_param *param = NULL;
- __u32 mdts[LMV_MAX_STRIPE_COUNT] = { 0 };
- char *end;
- int c;
- char *mode_opt = NULL;
- bool default_stripe = false;
- mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
- mode_t previous_mode = 0;
- bool delete = false;
- struct ll_statfs_buf *lsb = NULL;
- char mntdir[PATH_MAX] = "";
- bool auto_distributed = false;
-
+ char *dname;
+ struct lfs_setstripe_args lsa = { 0 };
+ struct llapi_stripe_param *param = NULL;
+ __u32 mdts[LMV_MAX_STRIPE_COUNT] = { 0 };
+ char *end;
+ int c;
+ char *mode_opt = NULL;
+ bool default_stripe = false;
+ bool delete = false;
+ bool foreign_mode = false;
+ mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
+ mode_t previous_mode = 0;
+ char *xattr = NULL;
+ __u32 type = LU_FOREIGN_TYPE_DAOS, flags = 0;
struct option long_opts[] = {
{ .val = 'c', .name = "count", .has_arg = required_argument },
{ .val = 'c', .name = "mdt-count", .has_arg = required_argument },
{ .val = 'd', .name = "delete", .has_arg = no_argument },
{ .val = 'D', .name = "default", .has_arg = no_argument },
{ .val = 'D', .name = "default_stripe", .has_arg = no_argument },
+ { .val = LFS_LAYOUT_FLAGS_OPT,
+ .name = "flags", .has_arg = required_argument },
+ { .val = LFS_LAYOUT_FOREIGN_OPT,
+ .name = "foreign", .has_arg = optional_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
+/* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
+ { .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
#endif
{ .val = 'T', .name = "mdt-count", .has_arg = required_argument },
/* setstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
+ { .val = 'x', .name = "xattr", .has_arg = required_argument },
{ .name = NULL } };
+ int result = 0;
setstripe_args_init(&lsa);
- while ((c = getopt_long(argc, argv, "c:dDi:H:m:o:t:T:", long_opts,
- NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "c:dDi:H:m:o:t:T:x:",
+ long_opts, NULL)) >= 0) {
switch (c) {
case 0:
/* Long options. */
case 'D':
default_stripe = true;
break;
+ case LFS_LAYOUT_FOREIGN_OPT:
+ if (optarg != NULL) {
+ /* check pure numeric */
+ type = strtoul(optarg, &end, 0);
+ if (*end) {
+ /* check name */
+ type = check_foreign_type_name(optarg);
+ if (type == LU_FOREIGN_TYPE_UNKNOWN) {
+ fprintf(stderr,
+ "%s %s: unknown foreign type '%s'\n",
+ progname, argv[0],
+ optarg);
+ return CMD_HELP;
+ }
+ }
+ }
+ foreign_mode = true;
+ break;
+ case LFS_LAYOUT_FLAGS_OPT:
+ flags = strtoul(optarg, &end, 16);
+ if (*end != '\0') {
+ fprintf(stderr,
+ "%s %s: bad flags '%s'\n",
+ progname, argv[0], optarg);
+ return CMD_HELP;
+ }
+ break;
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
case 't':
fprintf(stderr, "warning: '--hash-type' and '-t' "
}
break;
case 'i':
+#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 17, 53, 0)
+ case 'm':
+#endif
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
if (strcmp(argv[optind - 1], "--index") == 0)
fprintf(stderr,
#endif
lsa.lsa_nr_tgts = parse_targets(mdts,
sizeof(mdts) / sizeof(__u32),
- lsa.lsa_nr_tgts, optarg);
+ lsa.lsa_nr_tgts, optarg, NULL);
if (lsa.lsa_nr_tgts < 0) {
fprintf(stderr,
"%s %s: invalid MDT target(s) '%s'\n",
if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
lsa.lsa_stripe_off = mdts[0];
break;
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 16, 53, 0)
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 15, 53, 0)
case 'm':
fprintf(stderr, "warning: '-m' is deprecated, "
"use '--mode' or '-o' instead\n");
case 'o':
mode_opt = optarg;
break;
+ case 'x':
+ xattr = optarg;
+ break;
default:
fprintf(stderr, "%s %s: unrecognized option '%s'\n",
progname, argv[0], argv[optind - 1]);
return CMD_HELP;
}
+ if (xattr && !foreign_mode) {
+ /* only print a warning as this is armless and will be
+ * ignored
+ */
+ fprintf(stderr,
+ "%s %s: xattr has been specified for non-foreign layout\n",
+ progname, argv[0]);
+ } else if (foreign_mode && !xattr) {
+ fprintf(stderr,
+ "%s %s: xattr must be provided in foreign mode\n",
+ progname, argv[0]);
+ return CMD_HELP;
+ }
+
+ if (foreign_mode && (delete || default_stripe || lsa.lsa_nr_tgts ||
+ lsa.lsa_tgts || setstripe_args_specified(&lsa))) {
+ fprintf(stderr,
+ "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
+ progname, argv[0]);
+ return CMD_HELP;
+ }
+
if (!delete && lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT &&
- lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT) {
+ lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT && !foreign_mode) {
fprintf(stderr,
"%s %s: stripe offset and count must be specified\n",
progname, argv[0]);
previous_mode = umask(0);
}
+ /* foreign LMV/dir case */
+ if (foreign_mode) {
+ if (argc > optind + 1) {
+ fprintf(stderr,
+ "%s %s: cannot specify multiple foreign dirs\n",
+ progname, argv[0]);
+ return CMD_HELP;
+ }
+
+ dname = argv[optind];
+ result = llapi_dir_create_foreign(dname, mode, type, flags,
+ xattr);
+ if (result != 0)
+ fprintf(stderr,
+ "%s mkdir: can't create foreign dir '%s': %s\n",
+ progname, dname, strerror(-result));
+ return result;
+ }
+
/*
* initialize stripe parameters, in case param is converted to specific,
* i.e, 'lfs mkdir -i -1 -c N', always allocate space for lsp_tgts.
if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
param->lsp_stripe_pattern = lsa.lsa_pattern;
else
- param->lsp_stripe_pattern = LMV_HASH_TYPE_FNV_1A_64;
+ param->lsp_stripe_pattern = LMV_HASH_TYPE_DEFAULT;
param->lsp_pool = lsa.lsa_pool_name;
param->lsp_is_specific = false;
if (lsa.lsa_nr_tgts > 1) {
if (lsa.lsa_stripe_count > 0 &&
lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
- fprintf(stderr, "error: %s: stripe count %lld doesn't "
- "match the number of MDTs: %d\n",
- argv[0], lsa.lsa_stripe_count, lsa.lsa_nr_tgts);
+ fprintf(stderr,
+ "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
+ argv[0], lsa.lsa_stripe_count,
+ lsa.lsa_nr_tgts);
free(param);
return CMD_HELP;
}
do {
if (default_stripe) {
result = llapi_dir_set_default_lmv(dname, param);
- } else {
- /* if current \a dname isn't under the same \a mntdir
- * as the last one, and the last one was
- * auto-distributed, restore \a param.
- */
- if (mntdir[0] != '\0' &&
- strncmp(dname, mntdir, strlen(mntdir)) &&
- auto_distributed) {
- param->lsp_is_specific = false;
- param->lsp_stripe_offset = -1;
- auto_distributed = false;
- }
-
- if (!param->lsp_is_specific &&
- param->lsp_stripe_offset == -1) {
- char path[PATH_MAX] = "";
-
- if (!lsb) {
- lsb = malloc(sizeof(*lsb));
- if (!lsb) {
- result = -ENOMEM;
- break;
- }
- }
- lsb->sb_count = 0;
-
- /* use mntdir for dirname() temporarily */
- strncpy(mntdir, dname, sizeof(mntdir));
- if (!realpath(dirname(mntdir), path)) {
- result = -errno;
- fprintf(stderr,
- "error: invalid path '%s': %s\n",
- argv[optind], strerror(errno));
- break;
- }
- mntdir[0] = '\0';
-
- result = llapi_search_mounts(path, 0, mntdir,
- NULL);
- if (result < 0 || mntdir[0] == '\0') {
- fprintf(stderr,
- "No suitable Lustre mount found\n");
- break;
- }
-
- result = mntdf(mntdir, NULL, NULL, 0,
- LL_STATFS_LMV, lsb);
- if (result < 0)
- break;
-
- if (param->lsp_stripe_count > lsb->sb_count) {
- fprintf(stderr,
- "error: stripe count %d is too big\n",
- param->lsp_stripe_count);
- result = -ERANGE;
- break;
- }
-
- qsort(lsb->sb_buf, lsb->sb_count,
- sizeof(struct ll_statfs_data),
- ll_statfs_data_comp);
-
- auto_distributed = true;
- }
-
- if (auto_distributed) {
- int r;
- int nr = MAX(param->lsp_stripe_count,
- lsb->sb_count / 2);
-
- /* don't use server whose usage is above 90% */
- while (nr != param->lsp_stripe_count &&
- obd_statfs_ratio(&lsb->sb_buf[nr].sd_st)
- > 90)
- nr = MAX(param->lsp_stripe_count,
- nr / 2);
-
- /* get \a r between [0, nr) */
- r = rand() % nr;
-
- param->lsp_stripe_offset =
- lsb->sb_buf[r].sd_index;
- if (param->lsp_stripe_count > 1) {
- int i = 0;
-
- param->lsp_is_specific = true;
- for (; i < param->lsp_stripe_count; i++)
- param->lsp_tgts[(i + r) % nr] =
- lsb->sb_buf[i].sd_index;
- }
- }
-
- result = llapi_dir_create(dname, mode, param);
+ if (result)
+ fprintf(stderr,
+ "%s setdirstripe: cannot set default stripe on dir '%s': %s\n",
+ progname, dname, strerror(-result));
+ continue;
}
- if (result) {
+ result = llapi_dir_create(dname, mode, param);
+ if (result)
fprintf(stderr,
- "%s setdirstripe: cannot create stripe dir '%s': %s\n",
+ "%s setdirstripe: cannot create dir '%s': %s\n",
progname, dname, strerror(-result));
- break;
- }
- dname = argv[++optind];
- } while (dname != NULL);
+ } while (!result && (dname = argv[++optind]));
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", .has_arg = required_argument },
{ .val = 'm', .name = "mdt-index", .has_arg = required_argument },
{ .val = 'v', .name = "verbose", .has_arg = no_argument },
{ .name = NULL } };
", use '--mdt-index' or '-m' instead\n");
#endif
case 'm':
- param.fp_mdt_index = strtoul(optarg, &end, 0);
+ 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;
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 == LMV_OFFSET_DEFAULT) {
+ 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 rc;
}
+static int print_instance(const char *mntdir, char *fsname, size_t fsnamelen,
+ bool opt_instance, bool opt_fsname, bool opt_mntdir)
+{
+ char *buf = fsname;
+
+ /* llapi_search_mounts() fills "fsname", but that is not called if
+ * explicit paths are specified on the command-line
+ */
+ if (opt_instance || (opt_fsname && fsname[0] == '\0')) {
+ int rc = llapi_getname(mntdir, fsname, fsnamelen);
+
+ if (rc < 0) {
+ fprintf(stderr, "cannot get instance for '%s': %s\n",
+ mntdir, strerror(-rc));
+ return rc;
+ }
+ buf = fsname;
+ if (!opt_instance) {
+ /* print only the fsname name */
+ buf = strchr(fsname, '-');
+ if (buf)
+ *buf = '\0';
+ buf = fsname;
+ } else if (!opt_fsname) {
+ /* print only the instance name */
+ buf = strchr(fsname, '-');
+ if (buf)
+ buf++;
+ else
+ buf = fsname;
+ }
+ } else if (opt_fsname) {
+ /* print only the fsname */
+ buf = fsname;
+ }
+
+ printf("%s %s\n", buf, opt_mntdir ? mntdir : "");
+
+ return 0;
+}
+
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)];
+ struct option long_opts[] = {
+ { .val = 'h', .name = "help", .has_arg = no_argument },
+ { .val = 'i', .name = "instance", .has_arg = no_argument },
+ { .val = 'n', .name = "fsname", .has_arg = no_argument },
+ { .name = NULL} };
+ bool opt_instance = false, opt_fsname = false;
+ char fsname[PATH_MAX] = "";
+ int rc = 0, rc2, c;
- while ((c = getopt(argc, argv, "h")) != -1)
- return CMD_HELP;
+ while ((c = getopt_long(argc, argv, "hin", long_opts, NULL)) != -1) {
+ switch (c) {
+ case 'i':
+ opt_instance = true;
+ break;
+ case 'n':
+ opt_fsname = true;
+ break;
+ case 'h':
+ default:
+ 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;
- }
+ /* If neither option is given, print both instance and fsname */
+ if (!opt_instance && !opt_fsname)
+ opt_instance = opt_fsname = true;
- printf("%s %s\n", buf, mntdir);
+ if (optind == argc) { /* no paths specified, get all paths. */
+ char mntdir[PATH_MAX] = "", path[PATH_MAX] = "";
+ int index = 0;
- path[0] = fsname[0] = mntdir[0] = 0;
- }
- } else { /* paths specified, only attempt to search these. */
- for (; optind < argc; optind++) {
- rc = llapi_getname(argv[optind], buf, sizeof(buf));
- if (rc < 0) {
- fprintf(stderr,
- "cannot get name for `%s': %s\n",
- argv[optind], strerror(-rc));
- break;
- }
+ while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
+ rc2 = print_instance(mntdir, fsname, sizeof(fsname),
+ opt_instance, opt_fsname, true);
+ if (!rc)
+ rc = rc2;
+ path[0] = fsname[0] = mntdir[0] = '\0';
+ }
+ } else { /* paths specified, only attempt to search these. */
+ bool opt_mntdir;
- printf("%s %s\n", buf, argv[optind]);
- }
- }
- return rc;
+ /* if only one path is given, print only requested info */
+ opt_mntdir = argc - optind > 1 || (opt_instance == opt_fsname);
+
+ for (; optind < argc; optind++) {
+ rc2 = print_instance(argv[optind], fsname,
+ sizeof(fsname), opt_instance,
+ opt_fsname, opt_mntdir);
+ if (!rc)
+ rc = rc2;
+ fsname[0] = '\0';
+ }
+ }
+
+ return rc;
}
static int lfs_check(int argc, char **argv)
{
- int rc;
- char mntdir[PATH_MAX] = {'\0'};
- int num_types = 1;
- char *obd_types[2];
- char obd_type1[4];
- char obd_type2[4];
+ 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);
fprintf(stderr,
"%s setquota: warning: block softlimit '%llu' smaller than minimum qunit size\n"
"See '%s help setquota' or Lustre manual for details\n",
- progname, dqb->dqb_bsoftlimit,
+ progname,
+ (unsigned long long)dqb->dqb_bsoftlimit,
progname);
break;
case 'B':
fprintf(stderr,
"%s setquota: warning: block hardlimit '%llu' smaller than minimum qunit size\n"
"See '%s help setquota' or Lustre manual for details\n",
- progname, dqb->dqb_bhardlimit,
+ progname,
+ (unsigned long long)dqb->dqb_bhardlimit,
progname);
break;
case 'i':
fprintf(stderr,
"%s setquota: warning: inode softlimit '%llu' smaller than minimum qunit size\n"
"See '%s help setquota' or Lustre manual for details\n",
- progname, dqb->dqb_isoftlimit,
+ progname,
+ (unsigned long long)dqb->dqb_isoftlimit,
progname);
break;
case 'I':
fprintf(stderr,
"%s setquota: warning: inode hardlimit '%llu' smaller than minimum qunit size\n"
"See '%s help setquota' or Lustre manual for details\n",
- progname, dqb->dqb_ihardlimit,
+ progname,
+ (unsigned long long)dqb->dqb_ihardlimit,
progname);
break;
default:
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",
+ (unsigned long long)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",
+ (unsigned long long)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. "
"The data in \"[]\" is inaccurate.\n");
out:
- return rc1;
+ if (rc1)
+ return rc1;
+ if (rc2)
+ return rc2;
+ if (rc3)
+ return rc3;
+ if (inacc)
+ return -EIO;
+ return 0;
}
static int lfs_project(int argc, char **argv)
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:
/* 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;
qctl.qc_idx = idx;
for (qtype = USRQUOTA; qtype <= GRPQUOTA; qtype++) {
qctl.qc_type = qtype;
+ qctl.qc_valid = valid;
if (qtype == USRQUOTA) {
qctl.qc_id = geteuid();
rc = uid2name(&name, qctl.qc_id);
} else {
qctl.qc_id = getegid();
rc = gid2name(&name, qctl.qc_id);
+ memset(&qctl.qc_dqblk, 0,
+ sizeof(qctl.qc_dqblk));
}
if (rc)
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;
}
/* 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') {
mnt = argv[optind];
rc = get_print_quota(mnt, name, &qctl, verbose, quiet,
- human_readable);
+ human_readable, show_default);
return rc;
}
#endif /* HAVE_SYS_QUOTA_H! */
return rc;
}
-static int lfs_cp(int argc, char **argv)
-{
- fprintf(stderr, "remote client copy file(s).\n"
- "obsolete, does not support it anymore.\n");
- return 0;
-}
-
-static int lfs_ls(int argc, char **argv)
-{
- fprintf(stderr, "remote client lists directory contents.\n"
- "obsolete, does not support it anymore.\n");
- return 0;
-}
-
static int lfs_changelog(int argc, char **argv)
{
void *changelog_priv;
struct changelog_ext_extra_flags *ef =
changelog_rec_extra_flags(rec);
- printf(" ef=0x%llx", ef->cr_extra_flags);
+ printf(" ef=0x%llx",
+ (unsigned long long)ef->cr_extra_flags);
if (ef->cr_extra_flags & CLFE_UIDGID) {
struct changelog_ext_uidgid *uidgid =
changelog_rec_uidgid(rec);
printf(" u=%llu:%llu",
- uidgid->cr_uid, uidgid->cr_gid);
+ (unsigned long long)uidgid->cr_uid,
+ (unsigned long long)uidgid->cr_gid);
}
if (ef->cr_extra_flags & CLFE_NID) {
struct changelog_ext_nid *nid =
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;
return rc;
}
+#define MAX_ERRNO 4095
+#define IS_ERR_VALUE(x) ((unsigned long)(x) >= (unsigned long)-MAX_ERRNO)
+
+static int lfs_rmfid_and_show_errors(const char *device, struct fid_array *fa)
+{
+ int rc, rc2 = 0, k;
+
+ rc = llapi_rmfid(device, fa);
+ if (rc) {
+ fprintf(stderr, "rmfid(): rc = %d\n", rc);
+ return rc;
+ }
+
+ for (k = 0; k < fa->fa_nr; k++) {
+ rc = (__s32)fa->fa_fids[k].f_ver;
+ if (!IS_ERR_VALUE(rc))
+ continue;
+ if (!rc2 && rc)
+ rc2 = rc;
+ if (!rc)
+ continue;
+ fa->fa_fids[k].f_ver = 0;
+ fprintf(stderr, "rmfid("DFID"): rc = %d\n",
+ PFID(&fa->fa_fids[k]), rc);
+ }
+
+ return rc2;
+}
+
+static int lfs_rmfid(int argc, char **argv)
+{
+ char *fidstr, *device;
+ int rc = 0, rc2, nr;
+ struct fid_array *fa;
+
+ if (optind > argc - 1) {
+ fprintf(stderr, "%s rmfid: missing dirname\n", progname);
+ return CMD_HELP;
+ }
+
+ device = argv[optind++];
+
+ nr = argc - optind;
+ fa = malloc(offsetof(struct fid_array, fa_fids[nr + 1]));
+ if (fa == NULL)
+ return -ENOMEM;
+
+ fa->fa_nr = 0;
+ rc = 0;
+ while (optind < argc) {
+ int found;
+
+ fidstr = argv[optind++];
+ while (*fidstr == '[')
+ fidstr++;
+ found = sscanf(fidstr, SFID, RFID(&fa->fa_fids[fa->fa_nr]));
+ if (found != 3) {
+ fprintf(stderr, "unrecognized FID: %s\n",
+ argv[optind - 1]);
+ exit(1);
+ }
+ fa->fa_nr++;
+ if (fa->fa_nr == OBD_MAX_FIDS_IN_ARRAY) {
+ /* start another batch */
+ rc2 = lfs_rmfid_and_show_errors(device, fa);
+ if (rc2 && !rc)
+ rc = rc2;
+ fa->fa_nr = 0;
+ }
+ }
+ if (fa->fa_nr) {
+ rc2 = lfs_rmfid_and_show_errors(device, fa);
+ if (rc2 && !rc)
+ rc = rc2;
+ }
+
+ return rc;
+}
+
static int lfs_data_version(int argc, char **argv)
{
char *path;
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);
hui->hui_extent.length = -1;
if (mntpath != NULL) {
- if (*fname == '[')
- fname++;
- rc = sscanf(fname, SFID, RFID(&hui->hui_fid));
- if (rc == 3) {
- rc = 0;
- } else {
+ rc = llapi_fid_parse(fname, &hui->hui_fid, NULL);
+ if (rc)
fprintf(stderr, "hsm: '%s' is not a valid FID\n",
fname);
- rc = -EINVAL;
- }
} else {
rc = lfs_hsm_prepare_file(fname, &hui->hui_fid, last_dev);
}
return 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)
+static const char *const heat_names[] = LU_HEAT_NAMES;
+
+static int lfs_heat_get(int argc, char **argv)
{
- bool end_of_loop = false;
- char *ptr = NULL;
- int nr = 0;
- int rc;
+ struct lu_heat *heat;
+ int rc = 0, rc2;
+ char *path;
+ int fd;
+ int i;
- if (arg == NULL)
- return -EINVAL;
+ if (argc <= 1)
+ return CMD_HELP;
- while (!end_of_loop) {
- int start_index;
- int end_index;
- int i;
- char *endptr = NULL;
+ heat = calloc(sizeof(*heat) + sizeof(__u64) * OBD_HEAT_COUNT, 1);
+ if (!heat) {
+ fprintf(stderr, "%s: memory allocation failed\n", argv[0]);
+ return -ENOMEM;
+ }
- rc = -EINVAL;
- ptr = strchrnul(arg, ',');
- end_of_loop = *ptr == '\0';
- *ptr = '\0';
+ optind = 1;
+ while (optind < argc) {
+ path = argv[optind++];
- 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;
+ fd = open(path, O_RDONLY);
+ if (fd < 0) {
+ fprintf(stderr, "%s: cannot open file '%s': %s\n",
+ argv[0], path, strerror(errno));
+ rc2 = -errno;
+ goto next;
+ }
- end_index = start_index;
- if (*endptr == '-') {
- end_index = strtol(endptr + 1, &endptr, 0);
- if (*endptr != '\0')
- break;
- if (end_index < start_index)
- break;
+ heat->lh_count = OBD_HEAT_COUNT;
+ rc2 = llapi_heat_get(fd, heat);
+ close(fd);
+ if (rc2 < 0) {
+ fprintf(stderr, "%s: cannot get heat of file '%s'"
+ ": %s\n", argv[0], path, strerror(errno));
+ goto next;
}
- for (i = start_index; i <= end_index && size > 0; i++) {
- int j;
+ printf("flags: %x\n", heat->lh_flags);
+ for (i = 0; i < heat->lh_count; i++)
+ printf("%s: %llu\n", heat_names[i],
+ (unsigned long long)heat->lh_heat[i]);
+next:
+ if (rc == 0 && rc2 < 0)
+ rc = rc2;
+ }
- /* remove duplicate */
- for (j = 0; j < nr; j++) {
- if (ids[j] == i)
- break;
+ free(heat);
+ return rc;
+}
+
+static int lfs_heat_set(int argc, char **argv)
+{
+ struct option long_opts[] = {
+ { .val = 'c', .name = "clear", .has_arg = no_argument },
+ { .val = 'o', .name = "off", .has_arg = no_argument },
+ { .val = 'O', .name = "on", .has_arg = no_argument },
+ { .name = NULL } };
+ enum lu_heat_flag flags = 0;
+ int rc = 0, rc2;
+ char *path;
+ int fd;
+ int c;
+
+ if (argc <= 1)
+ return CMD_HELP;
+
+ optind = 0;
+ while ((c = getopt_long(argc, argv, "coO", long_opts, NULL)) != -1) {
+ switch (c) {
+ case 'c':
+ flags |= LU_HEAT_FLAG_CLEAR;
+ break;
+ case 'o':
+ flags |= LU_HEAT_FLAG_CLEAR;
+ flags |= LU_HEAT_FLAG_OFF;
+ break;
+ case 'O':
+ flags &= ~LU_HEAT_FLAG_OFF;
+ break;
+ case '?':
+ return CMD_HELP;
+ default:
+ fprintf(stderr, "%s: option '%s' unrecognized\n",
+ argv[0], argv[optind - 1]);
+ return CMD_HELP;
+ }
+ }
+
+ if (argc <= optind) {
+ fprintf(stderr, "%s: please give one or more file names\n",
+ argv[0]);
+ return CMD_HELP;
+ }
+
+ while (optind < argc) {
+ path = argv[optind++];
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0) {
+ fprintf(stderr, "%s: cannot open file '%s': %s\n",
+ argv[0], path, strerror(errno));
+ rc2 = -errno;
+ goto next;
+ }
+
+ rc2 = llapi_heat_set(fd, flags);
+ close(fd);
+ if (rc2 < 0) {
+ fprintf(stderr, "%s: cannot setflags heat of file '%s'"
+ ": %s\n", argv[0], path, strerror(errno));
+ goto next;
+ }
+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;
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;
+ int rc2;
if (stat(fname, &stbuf) < 0) {
fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
else
fprintf(stderr,
"%s: '%s' llapi_lease_get_ext resync failed: %s.\n",
- progname, fname, strerror(errno));
+ progname, fname, strerror(-rc));
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 free_layout;
- }
-
- mirror_id = comp_array[idx].lrc_mirror_id;
- end = comp_array[idx].lrc_end;
-
- /* 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;
- }
-
- 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 unlock;
- } else if (result > 0) {
- int j;
-
- /* mark synced components */
- for (j = idx; j < i; j++)
- comp_array[j].lrc_synced = true;
- }
+ /* 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;
+ }
- idx = i;
+ rc = llapi_lease_check(fd);
+ if (rc != LL_LEASE_WRLCK) {
+ fprintf(stderr, "%s: '%s' lost lease lock.\n",
+ progname, fname);
+ goto free_layout;
}
-unlock:
- /* prepare ioc for lease put */
+ rc = llapi_mirror_resync_many(fd, layout, comp_array, comp_size,
+ start, end);
+ if (rc < 0)
+ fprintf(stderr, "%s: '%s' llapi_mirror_resync_many: %s.\n",
+ progname, fname, strerror(-rc));
+
+ /* need to do the lease unlock even resync fails */
ioc->lil_mode = LL_LEASE_UNLCK;
ioc->lil_flags = LL_LEASE_RESYNC_DONE;
ioc->lil_count = 0;
}
}
- 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;
- }
+ rc2 = llapi_lease_set(fd, ioc);
/**
* llapi_lease_set returns lease mode when it request to unlock
- * the lease lock
+ * the lease lock.
*/
- rc = 0;
+ if (rc2 <= 0) {
+ /* rc2 == 0 means lost lease lock */
+ if (rc2 == 0 && rc == 0)
+ rc = -EBUSY;
+ fprintf(stderr, "%s: resync file '%s' failed: %s.\n",
+ progname, fname,
+ rc2 == 0 ? "lost lease lock" : strerror(-rc2));
+ }
free_layout:
llapi_layout_free(layout);
/* ignore previous file's error, continue with next file */
/* reset ioc */
- memset(ioc, 0, sizeof(__u32) * 4096);
+ memset(ioc, 0, sizeof(*ioc) + sizeof(__u32) * 4096);
}
free(ioc);
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)
+static inline int verify_mirror_id_by_fd(int fd, __u16 mirror_id)
{
- int i;
- int j;
+ struct llapi_layout *layout;
+ int rc;
- fprintf(stdout, "Chunks to be verified in %s:\n", fname);
- for (i = 0; i < chunk_count; i++) {
- fprintf(stdout, DEXT, PEXT(&chunks[i].chunk));
+ layout = llapi_layout_get_by_fd(fd, 0);
+ if (layout == NULL) {
+ fprintf(stderr, "could not get layout.\n");
+ return -EINVAL;
+ }
- 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);
+ 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;
}
- fprintf(stdout, "\n");
+ llapi_layout_free(layout);
+
+ return 0;
}
/**
- * 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.
+ * Check whether two files are the same file
+ * \retval 0 same file
+ * \retval 1 not the same file
+ * \retval <0 error code
*/
-static inline
-void print_checksums(struct verify_chunk *chunk, unsigned long *crc)
+static inline int check_same_file(const char *f1, const char *f2)
{
- int i;
+ struct stat stbuf1;
+ struct stat stbuf2;
- 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");
+ 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;
}
-/**
- * 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)
+static inline int lfs_mirror_read(int argc, char **argv)
{
- int i;
- int j;
- int k;
- __u16 valid_id[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
- unsigned int valid_count = 0;
+ 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 } };
- for (i = 0; i < chunk_count; i++) {
- if (chunks[i].mirror_count == 0)
- continue;
+ while ((c = getopt_long(argc, argv, "N:o:", long_opts, NULL)) >= 0) {
+ char *end;
- 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]) {
+ 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;
+}
+
+static inline int get_other_mirror_ids(int fd, __u16 *ids, __u16 exclude_id)
+{
+ struct llapi_layout *layout;
+ struct collect_ids_data cid = { .cid_ids = ids,
+ .cid_count = 0,
+ .cid_exclude = exclude_id, };
+ 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, collect_mirror_id, &cid);
+ if (rc < 0) {
+ fprintf(stderr, "failed to iterate layout\n");
+ llapi_layout_free(layout);
+
+ return rc;
+ }
+ llapi_layout_free(layout);
+
+ return cid.cid_count;
+}
+
+static inline int lfs_mirror_copy(int argc, char **argv)
+{
+ int rc = CMD_HELP;
+ __u16 read_mirror_id = 0;
+ __u16 ids[128] = { 0 };
+ int count = 0;
+ struct llapi_layout *layout = NULL;
+ struct llapi_resync_comp comp_array[1024] = { { 0 } };
+ int comp_size = 0;
+ char *fname;
+ int fd = 0;
+ int c;
+ int i;
+ ssize_t copied;
+ struct ll_ioc_lease *ioc = NULL;
+ struct ll_ioc_lease_id *resync_ioc;
+
+ struct option long_opts[] = {
+ { .val = 'i', .name = "read-mirror", .has_arg = required_argument },
+ { .val = 'o', .name = "write-mirror", .has_arg = required_argument },
+ { .name = NULL } };
+
+ while ((c = getopt_long(argc, argv, "i:o:", long_opts, NULL)) >= 0) {
+ char *end;
+
+ switch (c) {
+ case 'i':
+ read_mirror_id = strtoul(optarg, &end, 0);
+ if (*end != '\0' || read_mirror_id == 0) {
+ fprintf(stderr,
+ "%s %s: invalid read mirror ID '%s'\n",
+ progname, argv[0], optarg);
+ return rc;
+ }
+ break;
+ case 'o':
+ if (!strcmp(optarg, "-1")) {
+ /* specify all other mirrors */
+ ids[0] = (__u16)-1;
+ count = 1;
+ } else {
+ count = parse_mirror_ids((__u16 *)ids,
+ ARRAY_SIZE(ids),
+ optarg);
+ if (count < 0)
+ return rc;
+ }
+ 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 (read_mirror_id == 0) {
+ fprintf(stderr,
+ "%s %s: no valid read mirror ID %d is provided\n",
+ progname, argv[0], read_mirror_id);
+ return rc;
+ }
+
+ if (count == 0) {
+ fprintf(stderr,
+ "%s %s: no write mirror ID is provided\n",
+ progname, argv[0]);
+ return rc;
+ }
+
+ for (i = 0; i < count; i++) {
+ if (read_mirror_id == ids[i]) {
+ fprintf(stderr,
+ "%s %s: read and write mirror ID cannot be the same\n",
+ progname, argv[0]);
+ return rc;
+ }
+ }
+
+ /* open mirror file */
+ fname = argv[optind];
+
+ fd = open(fname, O_DIRECT | O_RDWR);
+ if (fd < 0) {
+ fprintf(stderr, "%s %s: cannot open '%s': %s\n",
+ progname, argv[0], fname, strerror(errno));
+ return rc;
+ }
+
+ /* write to all other mirrors */
+ if (ids[0] == (__u16)-1) {
+ count = get_other_mirror_ids(fd, ids, read_mirror_id);
+ if (count <= 0) {
+ rc = count;
+ fprintf(stderr,
+ "%s %s: failed to get other mirror ids in '%s': %d\n",
+ progname, argv[0], fname, rc);
+ goto close_fd;
+ }
+ }
+
+ /* verify mirror id */
+ rc = verify_mirror_id_by_fd(fd, read_mirror_id);
+ if (rc) {
+ fprintf(stderr,
+ "%s %s: cannot find mirror with ID %u in '%s'\n",
+ progname, argv[0], read_mirror_id, fname);
+ goto close_fd;
+ }
+
+ for (i = 0; i < count; i++) {
+ rc = verify_mirror_id_by_fd(fd, ids[i]);
+ if (rc) {
+ fprintf(stderr,
+ "%s %s: cannot find mirror with ID %u in '%s'\n",
+ progname, argv[0], ids[i], fname);
+ goto close_fd;
+ }
+ }
+
+ ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
+ if (ioc == NULL) {
+ fprintf(stderr,
+ "%s %s: cannot alloc comp id array for ioc: %s\n",
+ progname, argv[0], strerror(errno));
+ rc = -errno;
+ goto close_fd;
+ }
+
+ /* get stale component info */
+ layout = llapi_layout_get_by_fd(fd, 0);
+ if (layout == NULL) {
+ fprintf(stderr, "%s %s: failed to get layout of '%s': %s\n",
+ progname, argv[0], fname, strerror(errno));
+ rc = -errno;
+ goto free_ioc;
+ }
+ comp_size = llapi_mirror_find_stale(layout, comp_array,
+ ARRAY_SIZE(comp_array),
+ ids, count);
+ llapi_layout_free(layout);
+ if (comp_size < 0) {
+ rc = comp_size;
+ goto free_ioc;
+ }
+
+ /* prepare target mirror components instantiation */
+ resync_ioc = (struct ll_ioc_lease_id *)ioc;
+ resync_ioc->lil_mode = LL_LEASE_WRLCK;
+ resync_ioc->lil_flags = LL_LEASE_RESYNC;
+ if (count == 1)
+ resync_ioc->lil_mirror_id = ids[0];
+ else
+ resync_ioc->lil_mirror_id = read_mirror_id | MIRROR_ID_NEG;
+ rc = llapi_lease_set(fd, ioc);
+ if (rc < 0) {
+ fprintf(stderr,
+ "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
+ progname, argv[0], fname, strerror(errno));
+ goto free_ioc;
+ }
+
+ copied = llapi_mirror_copy_many(fd, read_mirror_id, ids, count);
+ if (copied < 0) {
+ rc = copied;
+ fprintf(stderr, "%s %s: copy error: %d\n",
+ progname, argv[0], rc);
+ goto free_ioc;
+ }
+
+ fprintf(stdout, "mirror copied successfully: ");
+ for (i = 0; i < copied; i++)
+ fprintf(stdout, "%d ", ids[i]);
+ fprintf(stdout, "\n");
+
+ ioc->lil_mode = LL_LEASE_UNLCK;
+ ioc->lil_flags = LL_LEASE_RESYNC_DONE;
+ ioc->lil_count = 0;
+ for (i = 0; i < comp_size; i++) {
+ int j;
+
+ for (j = 0; j < copied; j++) {
+ if (comp_array[i].lrc_mirror_id != ids[j])
+ continue;
+
+ ioc->lil_ids[ioc->lil_count] = comp_array[i].lrc_id;
+ ioc->lil_count++;
+ }
+ }
+ rc = llapi_lease_set(fd, 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_ioc;
+ }
+
+ rc = 0;
+
+free_ioc:
+ free(ioc);
+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;
+ 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;
+ }
+
+error:
+ return rc < 0 ? rc : idx + 1;
+}
+
+/**
+ * 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 inline
+int lfs_mirror_verify_chunk(int fd, size_t file_size,
+ struct verify_chunk *chunk, int verbose)
+{
+ 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;
+
+ if (file_size == 0)
+ return 0;
+
+ rc = posix_memalign(&buf, page_size, buflen);
+ if (rc) /* error code is returned directly */
+ return -rc;
+
+ if (verbose > 1) {
+ fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
+ PEXT(&chunk->chunk));
+ for (i = 0; i < chunk->mirror_count; i++)
+ fprintf(stdout, " %u", chunk->mirror_id[i]);
+ fprintf(stdout, "\n");
+ }
+
+ bytes_done = 0;
+ count = MIN(chunk->chunk.e_end, file_size) - chunk->chunk.e_start;
+ pos = chunk->chunk.e_start;
+ while (bytes_done < count) {
+ /* compute initial CRC-32 checksum */
+ crc = crc32(0L, Z_NULL, 0);
+ memset(crc_array, 0, sizeof(crc_array));
+
+ bytes_read = 0;
+ for (i = 0; i < chunk->mirror_count; i++) {
+ bytes_read = llapi_mirror_read(fd, chunk->mirror_id[i],
+ buf, buflen, pos);
+ if (bytes_read < 0) {
+ rc = bytes_read;
+ fprintf(stderr,
+ "%s: failed to read data from mirror %u: %s.\n",
+ progname, chunk->mirror_id[i],
+ strerror(-rc));
+ goto error;
+ }
+
+ /* compute new CRC-32 checksum */
+ crc_array[i] = crc32(crc, buf, bytes_read);
+ }
+
+ if (verbose)
+ print_checksums(chunk, crc_array);
+
+ /* compare CRC-32 checksum values */
+ for (i = 1; i < chunk->mirror_count; i++) {
+ if (crc_array[i] != crc_array[0]) {
+ rc = -EINVAL;
+
+ fprintf(stderr,
+ "%s: chunk "DEXT" has different checksum value on mirror %u and mirror %u.\n",
+ progname, PEXT(&chunk->chunk),
+ chunk->mirror_id[0],
+ chunk->mirror_id[i]);
+ }
+ }
+
+ pos += bytes_read;
+ bytes_done += bytes_read;
+ }
+
+ if (verbose > 1 && rc == 0) {
+ fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
+ PEXT(&chunk->chunk));
+ for (i = 0; i < chunk->mirror_count; i++)
+ fprintf(stdout, " %u", chunk->mirror_id[i]);
+ fprintf(stdout, " PASS\n\n");
+ }
+
+error:
+ free(buf);
+ return rc;
+}
+
+/**
+ * lfs_mirror_verify_file() - Verify a mirrored file.
+ * @fname: Mirrored file name.
+ * @mirror_ids: Specified mirror ids to be verified.
+ * @ids_nr: Number of specified mirror ids.
+ * @verbose: Verbose mode.
+ *
+ * This function verifies that each SYNC mirror of a mirrored file
+ * specified by @fname contains exactly the same data.
+ *
+ * If @mirror_ids is specified, then the function will verify the
+ * mirrors specified by @mirror_ids contain exactly the same data.
+ *
+ * If @verbose is specified, then the function will print where the
+ * differences are if the data do not match. Otherwise, it will
+ * just return an error in that case.
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+static inline
+int lfs_mirror_verify_file(const char *fname, __u16 *mirror_ids, int ids_nr,
+ int verbose)
+{
+ struct verify_chunk chunks_array[1024] = { };
+ struct llapi_layout *layout = NULL;
+ struct stat stbuf;
+ uint32_t flr_state;
+ int fd;
+ int chunk_count = 0;
+ int idx = 0;
+ int rc = 0;
+ int rc1 = 0;
+ int rc2 = 0;
+
+ if (stat(fname, &stbuf) < 0) {
+ fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
+ progname, fname, strerror(errno));
+ rc = -errno;
+ goto error;
+ }
+
+ if (!S_ISREG(stbuf.st_mode)) {
+ fprintf(stderr, "%s: '%s' is not a regular file.\n",
+ progname, fname);
+ rc = -EINVAL;
+ goto error;
+ }
+
+ if (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));
+ 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;
+ }
+
+ /* 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;
+ }
+
+ if (ids_nr > 0)
+ /* filter specified mirror ids */
+ filter_mirror_id(chunks_array, chunk_count, mirror_ids, ids_nr);
+
+ if (verbose > 2)
+ print_chunks(fname, chunks_array, chunk_count);
+
+ for (idx = 0; idx < chunk_count; idx++) {
+ if (chunks_array[idx].chunk.e_start >= stbuf.st_size) {
+ if (verbose)
+ fprintf(stdout,
+ "%s: '%s' chunk "DEXT" exceeds file size %#llx: skipped\n",
+ progname, fname,
+ PEXT(&chunks_array[idx].chunk),
+ (unsigned long long)stbuf.st_size);
+ break;
+ }
+
+ if (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;
+ }
+
+ 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;
+ }
+
+ rc = llapi_lease_check(fd);
+ if (rc != LL_LEASE_RDLCK) {
+ fprintf(stderr, "%s: '%s' lost lease lock.\n",
+ progname, fname);
+ goto free_layout;
+ }
+
+ /* verify one chunk */
+ rc1 = lfs_mirror_verify_chunk(fd, stbuf.st_size,
+ &chunks_array[idx], verbose);
+ if (rc1 < 0) {
+ rc2 = rc1;
+ if (!verbose) {
+ rc = rc1;
+ goto free_layout;
+ }
+ }
}
+
+ if (rc2 < 0)
+ rc = rc2;
+
+free_layout:
+ llapi_layout_free(layout);
+ llapi_lease_release(fd);
+close_fd:
+ close(fd);
+error:
+ return rc;
}
/**
- * lfs_mirror_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
- * +-------------+------+------+-------------+
+ * 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.
*
- * 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))
+ * This function parses lfs mirror verify command and verifies the
+ * specified mirrored file(s).
*
- * Return: the actual array size of @chunks on success
- * or a negative error code on failure.
+ * Return: 0 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)
+static inline int lfs_mirror_verify(int argc, char **argv)
{
- uint64_t start;
- uint64_t end;
- uint32_t mirror_id;
- uint32_t flags;
- int idx = 0;
- int i = 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];
- 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;
+ struct option long_opts[] = {
+ { .val = 'o', .name = "only", .has_arg = required_argument },
+ { .val = 'v', .name = "verbose", .has_arg = no_argument },
+ { .name = NULL } };
- rc = llapi_layout_mirror_id_get(layout, &mirror_id);
+ snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
+ progname = cmd;
+ while ((c = getopt_long(argc, argv, "o:v", long_opts, NULL)) >= 0) {
+ switch (c) {
+ case 'o':
+ rc = parse_mirror_ids(mirror_ids,
+ ARRAY_SIZE(mirror_ids),
+ optarg);
if (rc < 0) {
fprintf(stderr,
- "%s: llapi_layout_mirror_id_get failed: %s.\n",
- progname, strerror(errno));
+ "%s: bad mirror ids '%s'.\n",
+ progname, optarg);
goto error;
}
-
- chunks[idx].mirror_id[i] = mirror_id;
- i++;
- if (i >= ARRAY_SIZE(chunks[idx].mirror_id)) {
+ ids_nr = rc;
+ if (ids_nr < 2) {
fprintf(stderr,
- "%s: mirror_id array is too small.\n",
+ "%s: at least 2 mirror ids needed with '--only' option.\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));
+ rc = CMD_HELP;
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);
+ case 'v':
+ verbose++;
+ break;
+ default:
+ fprintf(stderr, "%s: option '%s' unrecognized.\n",
+ progname, argv[optind - 1]);
rc = -EINVAL;
goto error;
}
+ }
- chunks[idx].chunk.e_start = chunks[idx - 1].chunk.e_end;
+ if (argc == optind) {
+ fprintf(stderr, "%s: no file name given.\n", progname);
+ rc = CMD_HELP;
+ goto error;
+ }
+
+ if (ids_nr > 0 && argc > optind + 1) {
+ fprintf(stderr,
+ "%s: '--only' cannot be used upon multiple files.\n",
+ progname);
+ rc = CMD_HELP;
+ 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++) {
+ rc1 = lfs_mirror_verify_file(argv[optind], mirror_ids, ids_nr,
+ verbose);
+ if (rc1 < 0)
+ rc = rc1;
+ }
error:
- return rc < 0 ? rc : idx + 1;
+ return rc;
}
/**
- * 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.
+ * lfs_mirror() - Parse and execute lfs mirror commands.
+ * @argc: The count of lfs mirror command line arguments.
+ * @argv: Array of strings for lfs mirror command line arguments.
*
- * 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.
+ * This function parses lfs mirror commands and performs the
+ * corresponding functions specified in mirror_cmdlist[].
*
- * Return: 0 on success or a negative error code on failure.
+ * Return: 0 on success or an error code on failure.
*/
-static inline
-int lfs_mirror_verify_chunk(int fd, size_t file_size,
- struct verify_chunk *chunk, int verbose)
+static int lfs_mirror(int argc, char **argv)
{
- 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;
+ char cmd[PATH_MAX];
int rc = 0;
- if (file_size == 0)
- return 0;
+ setlinebuf(stdout);
+
+ Parser_init("lfs-mirror > ", mirror_cmdlist);
+
+ snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
+ progname = cmd;
+ program_invocation_short_name = cmd;
+ if (argc > 1)
+ rc = Parser_execarg(argc - 1, argv + 1, mirror_cmdlist);
+ else
+ rc = Parser_commands();
- rc = posix_memalign(&buf, page_size, buflen);
- if (rc) /* error code is returned directly */
- return -rc;
+ return rc < 0 ? -rc : rc;
+}
- if (verbose > 1) {
- fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
- PEXT(&chunk->chunk));
- for (i = 0; i < chunk->mirror_count; i++)
- fprintf(stdout, " %u", chunk->mirror_id[i]);
- fprintf(stdout, "\n");
- }
+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
+}
- 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));
+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,
+};
- 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;
- }
+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;
- /* compute new CRC-32 checksum */
- crc_array[i] = crc32(crc, buf, bytes_read);
+ 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;
}
+ }
- if (verbose)
- print_checksums(chunk, crc_array);
-
- /* compare CRC-32 checksum values */
- for (i = 1; i < chunk->mirror_count; i++) {
- if (crc_array[i] != crc_array[0]) {
- rc = -EINVAL;
- if (!verbose)
- goto error;
+ argc -= optind;
+ argv += optind;
- 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 (argc != 1) {
+ fprintf(stderr, "%s: %s\n",
+ progname, argc == 0 ? "miss file target" :
+ "input more than 2 files");
+ return CMD_HELP;
+ }
- pos += bytes_read;
- bytes_done += bytes_read;
+ path = argv[0];
+ attrs = (void *)buf;
+ rc = lgetxattr(path, "trusted.som", attrs, sizeof(buf));
+ if (rc < 0) {
+ rc = -errno;
+ fprintf(stderr, "%s failed to get som xattr: %s (%d)\n",
+ argv[0], strerror(errno), errno);
+ return rc;
}
- if (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");
+ lustre_som_swab(attrs);
+
+ switch (type) {
+ case LFS_SOM_ATTR_ALL:
+ printf("file: %s size: %llu blocks: %llu flags: %x\n",
+ path, (unsigned long long)attrs->lsa_size,
+ (unsigned long long)attrs->lsa_blocks,
+ attrs->lsa_valid);
+ break;
+ case LFS_SOM_SIZE:
+ printf("%llu\n", (unsigned long long)attrs->lsa_size);
+ break;
+ case LFS_SOM_BLOCKS:
+ printf("%llu\n", (unsigned long long)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;
}
-error:
- free(buf);
- return rc;
+ return 0;
}
/**
- * 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.
+ * lfs_mirror_list_commands() - List lfs mirror commands.
+ * @argc: The count of command line arguments.
+ * @argv: Array of strings for command line arguments.
*
- * 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.
+ * This function lists lfs mirror commands defined in mirror_cmdlist[].
*
- * Return: 0 on success or a negative error code on failure.
+ * Return: 0 on success.
*/
-static inline
-int lfs_mirror_verify_file(const char *fname, __u16 *mirror_ids, int ids_nr,
- int verbose)
+static int lfs_mirror_list_commands(int argc, char **argv)
{
- struct verify_chunk chunks_array[1024] = { };
- struct llapi_layout *layout = NULL;
- struct stat stbuf;
- uint32_t flr_state;
- int fd;
- int chunk_count = 0;
- int idx = 0;
+ char buffer[81] = "";
+
+ Parser_list_commands(mirror_cmdlist, buffer, sizeof(buffer),
+ NULL, 0, 4);
+
+ return 0;
+}
+
+static int lfs_pcc_attach(int argc, char **argv)
+{
+ struct option long_opts[] = {
+ { .val = 'i', .name = "id", .has_arg = required_argument },
+ { .name = NULL } };
+ int c;
int rc = 0;
- int rc1 = 0;
- int rc2 = 0;
+ __u32 archive_id = 0;
+ const char *path;
+ char *end;
+ char fullpath[PATH_MAX];
+ enum lu_pcc_type type = LU_PCC_READWRITE;
- if (stat(fname, &stbuf) < 0) {
- fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
- progname, fname, strerror(errno));
- rc = -errno;
- goto error;
+ optind = 0;
+ while ((c = getopt_long(argc, argv, "i:",
+ long_opts, NULL)) != -1) {
+ switch (c) {
+ case 'i':
+ archive_id = strtoul(optarg, &end, 0);
+ if (*end != '\0' || archive_id == 0) {
+ fprintf(stderr, "error: %s: bad archive ID "
+ "'%s'\n", argv[0], optarg);
+ return CMD_HELP;
+ }
+ break;
+ case '?':
+ return CMD_HELP;
+ default:
+ fprintf(stderr, "%s: option '%s' unrecognized\n",
+ argv[0], argv[optind - 1]);
+ return CMD_HELP;
+ }
}
- if (!S_ISREG(stbuf.st_mode)) {
- fprintf(stderr, "%s: '%s' is not a regular file.\n",
- progname, fname);
- rc = -EINVAL;
- goto error;
+ if (archive_id == 0) {
+ fprintf(stderr, "%s: must specify attach ID\n", argv[0]);
+ return CMD_HELP;
}
- if (stbuf.st_size == 0) {
- if (verbose)
- fprintf(stdout, "%s: '%s' file size is 0.\n",
- progname, fname);
- rc = 0;
- goto error;
+ if (argc <= optind) {
+ fprintf(stderr, "%s: must specify one or more file names\n",
+ argv[0]);
+ return CMD_HELP;
}
- fd = open(fname, O_DIRECT | O_RDONLY);
- if (fd < 0) {
- fprintf(stderr, "%s: cannot open '%s': %s.\n",
- progname, fname, strerror(errno));
- rc = -errno;
- goto error;
- }
+ while (optind < argc) {
+ int rc2;
- 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;
+ path = argv[optind++];
+ if (realpath(path, fullpath) == NULL) {
+ fprintf(stderr, "%s: could not find path '%s': %s\n",
+ argv[0], path, strerror(errno));
+ if (rc == 0)
+ rc = -EINVAL;
+ continue;
+ }
+
+ rc2 = llapi_pcc_attach(fullpath, archive_id, type);
+ if (rc2 < 0) {
+ fprintf(stderr, "%s: cannot attach '%s' to PCC "
+ "with archive ID '%u': %s\n", argv[0],
+ path, archive_id, strerror(-rc2));
+ if (rc == 0)
+ rc = rc2;
+ }
}
+ return rc;
+}
- 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;
+static int lfs_pcc_attach_fid(int argc, char **argv)
+{
+ struct option long_opts[] = {
+ { .val = 'i', .name = "id", .has_arg = required_argument },
+ { .val = 'm', .name = "mnt", .has_arg = required_argument },
+ { .name = NULL } };
+ char short_opts[] = "i:m:";
+ int c;
+ int rc = 0;
+ __u32 archive_id = 0;
+ char *end;
+ const char *mntpath = NULL;
+ const char *fidstr;
+ enum lu_pcc_type type = LU_PCC_READWRITE;
+
+ optind = 0;
+ while ((c = getopt_long(argc, argv, short_opts,
+ long_opts, NULL)) != -1) {
+ switch (c) {
+ case 'i':
+ archive_id = strtoul(optarg, &end, 0);
+ if (*end != '\0') {
+ fprintf(stderr, "error: %s: bad archive ID "
+ "'%s'\n", argv[0], optarg);
+ return CMD_HELP;
+ }
+ break;
+ case 'm':
+ mntpath = optarg;
+ break;
+ case '?':
+ return CMD_HELP;
+ default:
+ fprintf(stderr, "%s: option '%s' unrecognized\n",
+ argv[0], argv[optind - 1]);
+ return CMD_HELP;
+ }
}
- 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;
+ if (archive_id == 0) {
+ fprintf(stderr, "%s: must specify an archive ID\n", argv[0]);
+ return CMD_HELP;
}
- 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;
+ if (mntpath == NULL) {
+ fprintf(stderr, "%s: must specify Lustre mount point\n",
+ argv[0]);
+ return CMD_HELP;
}
- /* 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;
+ if (argc <= optind) {
+ fprintf(stderr, "%s: must specify one or more fids\n", argv[0]);
+ return CMD_HELP;
}
- if (ids_nr > 0)
- /* filter specified mirror ids */
- filter_mirror_id(chunks_array, chunk_count, mirror_ids, ids_nr);
+ while (optind < argc) {
+ int rc2;
- if (verbose > 2)
- print_chunks(fname, chunks_array, chunk_count);
+ fidstr = argv[optind++];
- 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;
+ rc2 = llapi_pcc_attach_fid_str(mntpath, fidstr,
+ archive_id, type);
+ if (rc2 < 0) {
+ fprintf(stderr, "%s: cannot attach '%s' on '%s' to PCC "
+ "with archive ID '%u': %s\n", argv[0],
+ fidstr, mntpath, archive_id, strerror(rc2));
}
+ if (rc == 0 && rc2 < 0)
+ rc = rc2;
+ }
+ return rc;
+}
- 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;
- }
+static int lfs_pcc_detach(int argc, char **argv)
+{
+ struct option long_opts[] = {
+ { .val = 'k', .name = "keep", .has_arg = no_argument },
+ { .name = NULL } };
+ char short_opts[] = "k";
+ int c;
+ int rc = 0;
+ const char *path;
+ char fullpath[PATH_MAX];
+ __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
- 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;
+ optind = 0;
+ while ((c = getopt_long(argc, argv, short_opts,
+ long_opts, NULL)) != -1) {
+ switch (c) {
+ case 'k':
+ detach_opt = PCC_DETACH_OPT_NONE;
+ break;
+ case '?':
+ return CMD_HELP;
+ default:
+ fprintf(stderr, "%s: option '%s' unrecognized\n",
+ argv[0], argv[optind - 1]);
+ return CMD_HELP;
}
+ }
- rc = llapi_lease_check(fd);
- if (rc != LL_LEASE_RDLCK) {
- fprintf(stderr, "%s: '%s' lost lease lock.\n",
- progname, fname);
- goto free_layout;
+ while (optind < argc) {
+ int rc2;
+
+ path = argv[optind++];
+ if (realpath(path, fullpath) == NULL) {
+ fprintf(stderr, "%s: could not find path '%s': %s\n",
+ argv[0], path, strerror(errno));
+ if (rc == 0)
+ rc = -EINVAL;
+ continue;
}
- /* 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;
- }
+ rc2 = llapi_pcc_detach_file(fullpath, detach_opt);
+ if (rc2 < 0) {
+ rc2 = -errno;
+ fprintf(stderr, "%s: cannot detach '%s' from PCC: "
+ "%s\n", argv[0], path, strerror(errno));
+ if (rc == 0)
+ rc = rc2;
}
}
-
- if (rc2 < 0)
- rc = rc2;
-
-free_layout:
- llapi_layout_free(layout);
- llapi_lease_release(fd);
-close_fd:
- close(fd);
-error:
return rc;
}
-/**
- * lfs_mirror_verify() - Parse and execute lfs mirror verify command.
- * @argc: The count of lfs mirror verify command line arguments.
- * @argv: Array of strings for lfs mirror verify command line arguments.
- *
- * This function parses lfs mirror verify command and verifies the
- * specified mirrored file(s).
- *
- * Return: 0 on success or a negative error code on failure.
- */
-static inline int lfs_mirror_verify(int argc, char **argv)
+static int lfs_pcc_detach_fid(int argc, char **argv)
{
- __u16 mirror_ids[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
- int ids_nr = 0;
- int c;
- int verbose = 0;
- int rc = 0;
- int rc1 = 0;
- char cmd[PATH_MAX];
-
struct option long_opts[] = {
- { .val = 'o', .name = "only", .has_arg = required_argument },
- { .val = 'v', .name = "verbose", .has_arg = no_argument },
+ { .val = 'k', .name = "keep", .has_arg = no_argument },
{ .name = NULL } };
+ char short_opts[] = "k";
+ int c;
+ int rc = 0;
+ const char *fid;
+ const char *mntpath;
+ __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
- snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
- progname = cmd;
- while ((c = getopt_long(argc, argv, "o:v", long_opts, NULL)) >= 0) {
+ optind = 0;
+ while ((c = getopt_long(argc, argv, short_opts,
+ long_opts, NULL)) != -1) {
switch (c) {
- case 'o':
- rc = parse_mirror_ids(mirror_ids,
- ARRAY_SIZE(mirror_ids),
- optarg);
- if (rc < 0) {
- fprintf(stderr,
- "%s: bad mirror ids '%s'.\n",
- progname, optarg);
- goto error;
- }
- 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++;
+ case 'k':
+ detach_opt = PCC_DETACH_OPT_NONE;
break;
+ case '?':
+ return CMD_HELP;
default:
- fprintf(stderr, "%s: options '%s' unrecognized.\n",
- progname, argv[optind - 1]);
- rc = -EINVAL;
- goto error;
+ fprintf(stderr, "%s: option '%s' unrecognized\n",
+ argv[0], argv[optind - 1]);
+ return CMD_HELP;
}
}
- if (argc == optind) {
- fprintf(stderr, "%s: no file name given.\n", progname);
- rc = CMD_HELP;
- goto error;
- }
+ mntpath = argv[optind++];
- if (ids_nr > 0 && argc > optind + 1) {
- fprintf(stderr,
- "%s: '--only' cannot be used upon multiple files.\n",
- progname);
- rc = CMD_HELP;
- goto error;
+ while (optind < argc) {
+ int rc2;
+ fid = argv[optind++];
+
+ rc2 = llapi_pcc_detach_fid_str(mntpath, fid, detach_opt);
+ if (rc2 < 0) {
+ fprintf(stderr, "%s: cannot detach '%s' on '%s' "
+ "from PCC: %s\n", argv[0], fid, mntpath,
+ strerror(-rc2));
+ if (rc == 0)
+ rc = rc2;
+ }
}
+ return rc;
+}
- if (ids_nr > 0) {
- rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
- if (rc < 0)
- goto error;
+static int lfs_pcc_state(int argc, char **argv)
+{
+ int rc = 0;
+ const char *path;
+ char fullpath[PATH_MAX];
+ struct lu_pcc_state state;
+
+ optind = 1;
+
+ if (argc <= 1) {
+ fprintf(stderr, "%s: must specify one or more file names\n",
+ argv[0]);
+ return CMD_HELP;
}
- rc = 0;
- for (; optind < argc; optind++) {
- rc1 = lfs_mirror_verify_file(argv[optind], mirror_ids, ids_nr,
- verbose);
- if (rc1 < 0)
- rc = rc1;
+ while (optind < argc) {
+ int rc2;
+
+ path = argv[optind++];
+ if (realpath(path, fullpath) == NULL) {
+ fprintf(stderr, "%s: could not find path '%s': %s\n",
+ argv[0], path, strerror(errno));
+ if (rc == 0)
+ rc = -EINVAL;
+ continue;
+ }
+
+ rc2 = llapi_pcc_state_get(fullpath, &state);
+ if (rc2 < 0) {
+ if (rc == 0)
+ rc = rc2;
+ fprintf(stderr, "%s: cannot get PCC state of '%s': "
+ "%s\n", argv[0], path, strerror(-rc2));
+ continue;
+ }
+
+ printf("file: %s", path);
+ printf(", type: %s", pcc_type2string(state.pccs_type));
+ if (state.pccs_type == LU_PCC_NONE &&
+ state.pccs_open_count == 0) {
+ printf("\n");
+ continue;
+ }
+
+ printf(", PCC file: %s", state.pccs_path);
+ printf(", user number: %u", state.pccs_open_count);
+ printf(", flags: %x", state.pccs_flags);
+ printf("\n");
}
-error:
return rc;
}
/**
- * lfs_mirror() - Parse and execute lfs mirror commands.
- * @argc: The count of lfs mirror command line arguments.
- * @argv: Array of strings for lfs mirror command line arguments.
+ * lfs_pcc_list_commands() - List lfs pcc commands.
+ * @argc: The count of command line arguments.
+ * @argv: Array of strings for command line arguments.
*
- * This function parses lfs mirror commands and performs the
- * corresponding functions specified in mirror_cmdlist[].
+ * This function lists lfs pcc commands defined in pcc_cmdlist[].
+ *
+ * Return: 0 on success.
+ */
+static int lfs_pcc_list_commands(int argc, char **argv)
+{
+ char buffer[81] = "";
+
+ Parser_list_commands(pcc_cmdlist, buffer, sizeof(buffer),
+ NULL, 0, 4);
+
+ return 0;
+}
+
+/**
+ * lfs_pcc() - Parse and execute lfs pcc commands.
+ * @argc: The count of lfs pcc command line arguments.
+ * @argv: Array of strings for lfs pcc command line arguments.
+ *
+ * This function parses lfs pcc commands and performs the
+ * corresponding functions specified in pcc_cmdlist[].
*
* Return: 0 on success or an error code on failure.
*/
-static int lfs_mirror(int argc, char **argv)
+static int lfs_pcc(int argc, char **argv)
{
char cmd[PATH_MAX];
int rc = 0;
setlinebuf(stdout);
- Parser_init("lfs-mirror > ", mirror_cmdlist);
+ Parser_init("lfs-pcc > ", pcc_cmdlist);
snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
progname = cmd;
program_invocation_short_name = cmd;
if (argc > 1)
- rc = Parser_execarg(argc - 1, argv + 1, mirror_cmdlist);
+ rc = Parser_execarg(argc - 1, argv + 1, pcc_cmdlist);
else
rc = Parser_commands();
return rc < 0 ? -rc : rc;
}
-/**
- * lfs_mirror_list_commands() - List lfs mirror commands.
- * @argc: The count of command line arguments.
- * @argv: Array of strings for command line arguments.
- *
- * This function lists lfs mirror commands defined in mirror_cmdlist[].
- *
- * Return: 0 on success.
- */
-static int lfs_mirror_list_commands(int argc, char **argv)
-{
- char buffer[81] = "";
-
- Parser_list_commands(mirror_cmdlist, buffer, sizeof(buffer),
- NULL, 0, 4);
-
- return 0;
-}
-
static int lfs_list_commands(int argc, char **argv)
{
char buffer[81] = ""; /* 80 printable chars + terminating NUL */