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_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_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);
enum setstripe_origin {
SO_SETSTRIPE,
#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" \
"\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 file access permission of the directory (octal)\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 = "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[,...]>] "
{ .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"
"\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"
"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"
+ " [[!] --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"
"\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,
+ {"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 [-h]|[path ...] "},
+ {"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"
#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]]"},
"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 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";
* 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;
}
}
/* 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);
} 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,
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 */
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 tgts[LOV_MAX_STRIPE_COUNT] = { 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 }, */
.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},
{ .val = 'c', .name = "mdt-count", .has_arg = required_argument},
-/* find { .val = 'C', .name = "ctime", .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 = '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 },
{ .name = NULL } };
migrate_mode = (opc == SO_MIGRATE);
mirror_mode = (opc == SO_MIRROR_CREATE || opc == SO_MIRROR_EXTEND);
+ setstripe_mode = (opc == SO_SETSTRIPE);
snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
progname = cmd;
while ((c = getopt_long(argc, argv,
- "bc:dDE:f:H:i:I:m:N::no:p:L:s:S:vy:", long_opts,
- NULL)) >= 0) {
+ "bc:C:dDE:f:H:i:I:m:N::no:p:L:s:S:vx:y:",
+ long_opts, NULL)) >= 0) {
switch (c) {
case 0:
/* Long options. */
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;
}
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') {
migrate_mdt_mode = true;
lsa.lsa_nr_tgts = parse_targets(tgts,
sizeof(tgts) / 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",
fprintf(stderr, "warning: '--ost-list' is "
"deprecated, use '--ost' instead\n");
#endif
+ /* -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_nr_tgts, optarg,
+ &lsa.lsa_pattern);
if (lsa.lsa_nr_tgts < 0) {
fprintf(stderr,
"%s %s: invalid OST target(s) '%s'\n",
migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
migration_flags = MIGRATION_VERBOSE;
break;
+ case 'x':
+ xattr = optarg;
+ break;
case 'y':
from_yaml = true;
template = optarg;
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",
lmu->lum_hash_type = LMV_HASH_TYPE_FNV_1A_64;
if (lsa.lsa_pool_name)
strncpy(lmu->lum_pool_name, lsa.lsa_pool_name,
- sizeof(lmu->lum_pool_name));
+ sizeof(lmu->lum_pool_name) - 1);
if (lsa.lsa_nr_tgts > 1) {
int i;
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) {
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);
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;
+ long long t = 0;
int res = 0;
- char *endptr;
+ char *endptr = "AD";
+ char *timebuf;
if (str[0] == '+')
res = 1;
if (res)
str++;
- t = strtol(str, &endptr, 0);
- if (*endptr != '\0') {
- fprintf(stderr,
- "%s find: bad time '%s': %s\n",
- progname, str, strerror(EINVAL));
- return INT_MAX;
+ 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 (param->fp_time_margin == 0 ||
+ (*endptr && unit < param->fp_time_margin))
+ param->fp_time_margin = unit;
+
+ t += val * unit;
}
- if (*time < t * 24 * 60 * 60) {
+ if (*time < t) {
if (res != 0)
str--;
- fprintf(stderr,
- "%s find: bad time '%s': too large\n",
+ fprintf(stderr, "%s find: bad time '%s': too large\n",
progname, str);
- return INT_MAX;
+ return LONG_MAX;
}
- *set = *time - t * 24 * 60 * 60;
+ *set = *time - t;
+
return res;
}
*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 },
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);
{ .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':
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;
}
}
return (ratio - (int)ratio) > 0 ? (int)(ratio + 1) : (int)ratio;
}
+/* This is only used to reflect various problem states for lfs df, so we only
+ * translate the flags reflecting those states.
+ */
+static char obd_statfs_state_names[] = {
+ [OS_STATE_DEGRADED] = 'D',
+ [OS_STATE_READONLY] = 'R',
+ [OS_STATE_NOPRECREATE] = 'N',
+ [OS_STATE_ENOSPC] = 'S',
+ [OS_STATE_ENOINO] = 'I',
+};
+
+static char obd_statfs_state2char(int s)
+{
+ /* Unknown name */
+ if (s > ARRAY_SIZE(obd_statfs_state_names)/sizeof(char) ||
+ obd_statfs_state_names[s] == 0)
+ return '?';
+
+ return obd_statfs_state_names[s];
+}
+
static int showdf(char *mntdir, struct obd_statfs *stat,
char *uuid, enum mntdf_flags flags,
char *type, int index, int rc)
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 state;
+ uint32_t i;
printf(" ");
- for (i = 0, state = stat->os_state;
- state && i < sizeof(state_names); i++) {
- if (!(state & (1 << i)))
+ for (i = 0, state = stat->os_state; state != 0; i++) {
+ uint32_t mask = 1 << i;
+ if (!(state & mask) || mask == OS_STATE_NONROT)
continue;
- printf("%c", state_names[i]);
- state ^= 1 << i;
+ printf("%c", obd_statfs_state2char(mask));
+ state &= ~mask;
}
}
{ .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;
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 *
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;
}
/* 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 auto_distributed = false;
+ bool foreign_mode = false;
+ mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
+ mode_t previous_mode = 0;
+ struct ll_statfs_buf *lsb = NULL;
+ char mntdir[PATH_MAX] = "";
+ 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 },
#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' "
#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 17, 53, 0)
case 'm':
#endif
- fprintf(stderr, "warning: '-m' is deprecated, "
- "use '--mode' or '-o' instead\n");
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
if (strcmp(argv[optind - 1], "--index") == 0)
fprintf(stderr,
#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",
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.
memcpy(param->lsp_tgts, mdts, sizeof(*mdts) * lsa.lsa_nr_tgts);
}
+ if (!default_stripe && lsa.lsa_pattern == LMV_HASH_TYPE_SPACE) {
+ fprintf(stderr, "%s %s: can only specify -H space with -D\n",
+ progname, argv[0]);
+ free(param);
+ return CMD_HELP;
+ }
+
dname = argv[optind];
do {
if (default_stripe) {
result = llapi_dir_set_default_lmv(dname, param);
- } else {
- /* if current \a dname isn't under the same \a mntdir
- * as the last one, and the last one was
- * auto-distributed, restore \a param.
- */
- if (mntdir[0] != '\0' &&
- strncmp(dname, mntdir, strlen(mntdir)) &&
- auto_distributed) {
- param->lsp_is_specific = false;
- param->lsp_stripe_offset = -1;
- auto_distributed = false;
- }
-
- if (!param->lsp_is_specific &&
- param->lsp_stripe_offset == -1) {
- char path[PATH_MAX] = "";
+ if (result)
+ fprintf(stderr,
+ "%s setdirstripe: cannot set default stripe on dir '%s': %s\n",
+ progname, dname, strerror(-result));
+ continue;
+ }
- if (!lsb) {
- lsb = malloc(sizeof(*lsb));
- if (!lsb) {
- result = -ENOMEM;
- break;
- }
- }
- lsb->sb_count = 0;
+ /*
+ * 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;
+ }
- /* 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';
+ /*
+ * TODO: when MDT can allocate object with QoS (LU-9435), below
+ * code should be removed, instead we should let LMV to allocate
+ * the starting MDT object, and then let LOD allocate other MDT
+ * objects.
+ */
+ if (!param->lsp_is_specific && param->lsp_stripe_offset == -1) {
+ char path[PATH_MAX] = "";
- result = llapi_search_mounts(path, 0, mntdir,
- NULL);
- if (result < 0 || mntdir[0] == '\0') {
- fprintf(stderr,
- "No suitable Lustre mount found\n");
+ if (!lsb) {
+ lsb = malloc(sizeof(*lsb));
+ if (!lsb) {
+ result = -ENOMEM;
break;
}
+ }
+ lsb->sb_count = 0;
- result = mntdf(mntdir, NULL, NULL, 0,
- LL_STATFS_LMV, lsb);
- if (result < 0)
- break;
+ /* 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';
- 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;
- }
+ result = llapi_search_mounts(path, 0, mntdir, NULL);
+ if (result < 0 || mntdir[0] == '\0') {
+ fprintf(stderr,
+ "No suitable Lustre mount found\n");
+ break;
+ }
- qsort(lsb->sb_buf, lsb->sb_count,
- sizeof(struct ll_statfs_data),
- ll_statfs_data_comp);
+ result = mntdf(mntdir, NULL, NULL, 0, LL_STATFS_LMV,
+ lsb);
+ if (result < 0)
+ break;
- auto_distributed = true;
+ 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;
}
- if (auto_distributed) {
- int r;
- int nr = MAX(param->lsp_stripe_count,
- lsb->sb_count / 2);
+ qsort(lsb->sb_buf, lsb->sb_count,
+ sizeof(struct ll_statfs_data),
+ ll_statfs_data_comp);
+
+ auto_distributed = true;
+ }
- /* don't use server whose usage is above 90% */
- while (nr != param->lsp_stripe_count &&
- obd_statfs_ratio(&lsb->sb_buf[nr].sd_st,
- false) > 90)
- nr = MAX(param->lsp_stripe_count,
- nr / 2);
+ if (auto_distributed) {
+ int r;
+ int nr = MAX(param->lsp_stripe_count,
+ lsb->sb_count / 2);
- /* get \a r between [0, nr) */
- r = rand() % nr;
+ /* don't use server whose usage is above 90% */
+ while (nr != param->lsp_stripe_count &&
+ obd_statfs_ratio(&lsb->sb_buf[nr].sd_st, false) >
+ 90)
+ nr = MAX(param->lsp_stripe_count, nr / 2);
- param->lsp_stripe_offset =
- lsb->sb_buf[r].sd_index;
- if (param->lsp_stripe_count > 1) {
- int i = 0;
+ /* get \a r between [0, nr) */
+ r = rand() % nr;
- param->lsp_is_specific = true;
- for (; i < param->lsp_stripe_count; i++)
- param->lsp_tgts[(i + r) % nr] =
- lsb->sb_buf[i].sd_index;
- }
- }
+ param->lsp_stripe_offset = lsb->sb_buf[r].sd_index;
+ if (param->lsp_stripe_count > 1) {
+ int i = 0;
- result = llapi_dir_create(dname, mode, param);
+ param->lsp_is_specific = true;
+ for (; i < param->lsp_stripe_count; i++)
+ param->lsp_tgts[(i + r) % nr] =
+ lsb->sb_buf[i].sd_index;
+ }
}
- 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);
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)
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;
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 (argc <= 1)
+ return CMD_HELP;
+
+ heat = calloc(sizeof(*heat) + sizeof(__u64) * OBD_HEAT_COUNT, 1);
+ if (!heat) {
+ fprintf(stderr, "%s: memory allocation failed\n", argv[0]);
+ return -ENOMEM;
+ }
+
+ optind = 1;
+ 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;
+ }
+
+ 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;
+ }
+
+ printf("flags: %x\n", heat->lh_flags);
+ for (i = 0; i < heat->lh_count; i++)
+ printf("%s: %llu\n", heat_names[i], heat->lh_heat[i]);
+next:
+ if (rc == 0 && rc2 < 0)
+ rc = rc2;
+ }
+
+ 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;
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];
+struct collect_ids_data {
+ __u16 *cid_ids;
+ int cid_count;
+ __u16 cid_exclude;
};
-/**
- * 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 int collect_mirror_id(struct llapi_layout *layout, void *cbdata)
{
- int i;
- int j;
+ struct collect_ids_data *cid = cbdata;
+ uint32_t id;
+ 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));
+ rc = llapi_layout_mirror_id_get(layout, &id);
+ if (rc < 0)
+ return rc;
- 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]);
+ 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;
}
- fprintf(stdout, "]\t%u\n", chunks[i].mirror_count);
+ cid->cid_ids[cid->cid_count] = id;
+ cid->cid_count++;
}
- fprintf(stdout, "\n");
+
+ return LLAPI_LAYOUT_ITER_CONT;
}
-/**
- * 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)
+static inline int get_other_mirror_ids(int fd, __u16 *ids, __u16 exclude_id)
{
- int i;
+ struct llapi_layout *layout;
+ struct collect_ids_data cid = { .cid_ids = ids,
+ .cid_count = 0,
+ .cid_exclude = exclude_id, };
+ int rc;
- 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");
+ 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;
}
-/**
- * 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_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;
- int j;
- int k;
- __u16 valid_id[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
- unsigned int valid_count = 0;
+ ssize_t copied;
+ struct ll_ioc_lease *ioc = NULL;
+ struct ll_ioc_lease_id *resync_ioc;
- for (i = 0; i < chunk_count; i++) {
- if (chunks[i].mirror_count == 0)
- continue;
+ struct option long_opts[] = {
+ { .val = 'i', .name = "read-mirror", .has_arg = required_argument },
+ { .val = 'o', .name = "write-mirror", .has_arg = required_argument },
+ { .name = NULL } };
- 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;
- }
+ 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;
}
+ }
- memcpy(chunks[i].mirror_id, valid_id,
- sizeof(__u16) * valid_count);
- chunks[i].mirror_count = valid_count;
+ 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;
}
-}
-/**
- * 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
+ 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;
+ }
+}
+
+/**
+ * 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
for (i = 1; i < chunk->mirror_count; i++) {
if (crc_array[i] != crc_array[0]) {
rc = -EINVAL;
- if (!verbose)
- goto error;
fprintf(stderr,
"%s: chunk "DEXT" has different checksum value on mirror %u and mirror %u.\n",
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;
+ __u32 archive_id = 0;
+ const char *path;
+ char *end;
+ char fullpath[PATH_MAX];
+ enum lu_pcc_type type = LU_PCC_READWRITE;
+
+ 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 (argc <= optind) {
+ fprintf(stderr, "%s: must specify one or more file names\n",
+ argv[0]);
+ return CMD_HELP;
+ }
+
+ 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_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;
+}
+
+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;
+ }
+ }
+
+ if (archive_id == 0) {
+ fprintf(stderr, "%s: must specify an archive ID\n", argv[0]);
+ return CMD_HELP;
+ }
+
+ if (mntpath == NULL) {
+ fprintf(stderr, "%s: must specify Lustre mount point\n",
+ argv[0]);
+ return CMD_HELP;
+ }
+
+ if (argc <= optind) {
+ fprintf(stderr, "%s: must specify one or more fids\n", argv[0]);
+ return CMD_HELP;
+ }
+
+ while (optind < argc) {
+ int rc2;
+
+ fidstr = argv[optind++];
+
+ 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;
+}
+
+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;
+
+ 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;
+ }
+ }
+
+ 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_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;
+ }
+ }
+ return rc;
+}
+
+static int lfs_pcc_detach_fid(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 *fid;
+ const char *mntpath;
+ __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
+
+ 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;
+ }
+ }
+
+ mntpath = argv[optind++];
+
+ 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;
+}
+
+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;
+ }
+
+ 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");
+ }
+ return rc;
+}
+
+/**
+ * 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 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_pcc(int argc, char **argv)
+{
+ char cmd[PATH_MAX];
+ int rc = 0;
+
+ setlinebuf(stdout);
+
+ 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, pcc_cmdlist);
+ else
+ rc = Parser_commands();
+
+ return rc < 0 ? -rc : rc;
+}
+
static int lfs_list_commands(int argc, char **argv)
{
char buffer[81] = ""; /* 80 printable chars + terminating NUL */