#include <grp.h>
#include <sys/ioctl.h>
#include <sys/quota.h>
+#include <sys/time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
"usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
{"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
"usage: swap_layouts <path1> <path2>"},
- {"migrate", lfs_setstripe, 0, "migrate file from one OST layout to "
- "another.\n" MIGRATE_USAGE},
+ {"migrate", lfs_setstripe, 0,
+ "migrate file/directory between MDTs, or migrate file from one OST "
+ "layout\nto another (may be not safe with concurent writes).\n"
+ "usage: migrate [--mdt-index|-m <mdt_idx>] <directory|filename>]\n"
+ "\tmdt_idx: MDT index to migrate to\n"
+ " or\n"
+ MIGRATE_USAGE},
{"mv", lfs_mv, 0,
- "To move directories between MDTs.\n"
+ "To move directories between MDTs. This command is deprecated, "
+ "use \"migrate\" instead.\n"
"usage: mv <directory|filename> [--mdt-index|-M] <mdt_index> "
"[--verbose|-v]\n"},
{"help", Parser_help, 0, "help"},
/* functions */
static int lfs_setstripe(int argc, char **argv)
{
- struct llapi_stripe_param *param;
+ struct llapi_stripe_param *param = NULL;
+ struct find_param migrate_mdt_param = {
+ .fp_max_depth = -1,
+ .fp_mdt_index = -1,
+ };
char *fname;
int result;
int result2 = 0;
char *stripe_off_arg = NULL;
char *stripe_count_arg = NULL;
char *pool_name_arg = NULL;
+ char *mdt_idx_arg = NULL;
unsigned long long size_units = 1;
bool migrate_mode = false;
__u64 migration_flags = 0;
#endif
{"stripe-index", required_argument, 0, 'i'},
{"stripe_index", required_argument, 0, 'i'},
+ {"mdt-index", required_argument, 0, 'm'},
+ {"mdt_index", required_argument, 0, 'm'},
{"ost-list", required_argument, 0, 'o'},
{"ost_list", required_argument, 0, 'o'},
{"pool", required_argument, 0, 'p'},
if (strcmp(argv[0], "migrate") == 0)
migrate_mode = true;
- while ((c = getopt_long(argc, argv, "bc:di:o:p:s:S:",
+ while ((c = getopt_long(argc, argv, "bc:di:m:o:p:s:S:",
long_opts, NULL)) >= 0) {
switch (c) {
case 0:
#endif
stripe_off_arg = optarg;
break;
+ case 'm':
+ if (!migrate_mode) {
+ fprintf(stderr, "--mdt-index is valid only for"
+ " migrate mode\n");
+ return CMD_HELP;
+ }
+ mdt_idx_arg = optarg;
+ break;
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
case 's':
#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
return CMD_HELP;
}
+ if (mdt_idx_arg != NULL && optind > 3) {
+ fprintf(stderr, "error: %s: cannot specify -m with other "
+ "options\n", argv[0]);
+ return CMD_HELP;
+ }
+
if (pool_name_arg && strlen(pool_name_arg) > LOV_MAXPOOLNAME) {
fprintf(stderr,
"error: %s: pool name '%s' is too long (max is %d characters)\n",
}
}
- /* initialize stripe parameters */
- param = calloc(1, offsetof(typeof(*param), lsp_osts[nr_osts]));
- if (param == NULL) {
- fprintf(stderr, "error: %s: run out of memory\n", argv[0]);
- return CMD_HELP;
- }
-
- param->lsp_stripe_size = st_size;
- param->lsp_stripe_offset = st_offset;
- param->lsp_stripe_count = st_count;
- param->lsp_stripe_pattern = 0;
- param->lsp_pool = pool_name_arg;
- param->lsp_is_specific = false;
- if (nr_osts > 0) {
- if (st_count > 0 && nr_osts != st_count) {
- fprintf(stderr, "error: %s: stripe count '%d' doesn't "
- "match the number of OSTs: %d\n",
- argv[0], st_count, nr_osts);
- free(param);
+ if (mdt_idx_arg != NULL) {
+ /* initialize migrate mdt parameters */
+ migrate_mdt_param.fp_mdt_index = strtoul(mdt_idx_arg, &end, 0);
+ if (*end != '\0') {
+ fprintf(stderr, "error: %s: bad MDT index '%s'\n",
+ argv[0], mdt_idx_arg);
return CMD_HELP;
}
+ migrate_mdt_param.fp_migrate = 1;
+ } else {
+ /* initialize stripe parameters */
+ param = calloc(1, offsetof(typeof(*param), lsp_osts[nr_osts]));
+ if (param == NULL) {
+ fprintf(stderr, "error: %s: run out of memory\n",
+ argv[0]);
+ return CMD_HELP;
+ }
+
+ param->lsp_stripe_size = st_size;
+ param->lsp_stripe_offset = st_offset;
+ param->lsp_stripe_count = st_count;
+ param->lsp_stripe_pattern = 0;
+ param->lsp_pool = pool_name_arg;
+ param->lsp_is_specific = false;
+ if (nr_osts > 0) {
+ if (st_count > 0 && nr_osts != st_count) {
+ fprintf(stderr, "error: %s: stripe count '%d' "
+ "doesn't match the number of OSTs: %d\n"
+ , argv[0], st_count, nr_osts);
+ free(param);
+ return CMD_HELP;
+ }
- param->lsp_is_specific = true;
- param->lsp_stripe_count = nr_osts;
- memcpy(param->lsp_osts, osts, sizeof(*osts) * nr_osts);
+ param->lsp_is_specific = true;
+ param->lsp_stripe_count = nr_osts;
+ memcpy(param->lsp_osts, osts, sizeof(*osts) * nr_osts);
+ }
}
for (fname = argv[optind]; fname != NULL; fname = argv[++optind]) {
- if (migrate_mode) {
- result = lfs_migrate(fname, migration_flags, param);
- } else {
+ if (!migrate_mode) {
result = llapi_file_open_param(fname,
O_CREAT | O_WRONLY,
0644, param);
close(result);
result = 0;
}
+ } else if (mdt_idx_arg != NULL) {
+ result = llapi_migrate_mdt(fname, &migrate_mdt_param);
+ } else {
+ result = lfs_migrate(fname, migration_flags, param);
}
if (result) {
/* Save the first error encountered. */
if (result2 == 0)
result2 = result;
fprintf(stderr,
- "error: %s: %s stripe file '%s' failed\n",
+ "error: %s: %s file '%s' failed\n",
argv[0], migrate_mode ? "migrate" : "create",
fname);
continue;
}
param.fp_migrate = 1;
- rc = llapi_mv(argv[optind], ¶m);
+ 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,