* Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2013, Intel Corporation.
+ * Copyright (c) 2011, 2015, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include <getopt.h>
#include <string.h>
#include <mntent.h>
+#include <unistd.h>
#include <errno.h>
#include <err.h>
#include <pwd.h>
#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>
# include <sys/quota.h>
#endif
-/* For dirname() */
-#include <libgen.h>
-
-#include <lnet/lnetctl.h>
-
-#include <liblustre.h>
+#include <libcfs/util/string.h>
+#include <libcfs/util/ioctl.h>
+#include <libcfs/util/parser.h>
#include <lustre/lustreapi.h>
+#include <lustre_ver.h>
+#include <lustre_param.h>
-#include <libcfs/libcfsutil.h>
-#include <obd.h>
-#include "obdctl.h"
+#ifndef ARRAY_SIZE
+# define ARRAY_SIZE(a) ((sizeof(a)) / (sizeof((a)[0])))
+#endif /* !ARRAY_SIZE */
/* all functions */
static int lfs_setstripe(int argc, char **argv);
static int lfs_getname(int argc, char **argv);
static int lfs_check(int argc, char **argv);
#ifdef HAVE_SYS_QUOTA_H
-static int lfs_quotacheck(int argc, char **argv);
-static int lfs_quotaon(int argc, char **argv);
-static int lfs_quotaoff(int argc, char **argv);
static int lfs_setquota(int argc, char **argv);
static int lfs_quota(int argc, char **argv);
#endif
static int lfs_hsm_cancel(int argc, char **argv);
static int lfs_swap_layouts(int argc, char **argv);
static int lfs_mv(int argc, char **argv);
-
-#define SETSTRIPE_USAGE(_cmd, _tgt) \
- "usage: "_cmd" [--stripe-count|-c <stripe_count>]\n"\
- " [--stripe-index|-i <start_ost_idx>]\n"\
- " [--stripe-size|-S <stripe_size>]\n"\
- " [--pool|-p <pool_name>]\n"\
- " [--block|-b] "_tgt"\n"\
- "\tstripe_size: Number of bytes on each OST (0 filesystem default)\n"\
- "\t Can be specified with k, m or g (in KB, MB and GB\n"\
- "\t respectively)\n"\
- "\tstart_ost_idx: OST index of first stripe (-1 default)\n"\
- "\tstripe_count: Number of OSTs to stripe over (0 default, -1 all)\n"\
- "\tpool_name: Name of OST pool to use (default none)\n"\
- "\tblock: Block file access during data migration"
-
-/* all avaialable commands */
+static int lfs_ladvise(int argc, char **argv);
+
+/* Setstripe and migrate share mostly the same parameters */
+#define SSM_CMD_COMMON(cmd) \
+ "usage: "cmd" [--stripe-count|-c <stripe_count>]\n" \
+ " [--stripe-index|-i <start_ost_idx>]\n" \
+ " [--stripe-size|-S <stripe_size>]\n" \
+ " [--pool|-p <pool_name>]\n" \
+ " [--ost-list|-o <ost_indices>]\n"
+
+#define SSM_HELP_COMMON \
+ "\tstripe_size: Number of bytes on each OST (0 filesystem default)\n" \
+ "\t Can be specified with k, m or g (in KB, MB and GB\n" \
+ "\t respectively)\n" \
+ "\tstart_ost_idx: OST index of first stripe (-1 default)\n" \
+ "\tstripe_count: Number of OSTs to stripe over (0 default, -1 all)\n" \
+ "\tpool_name: Name of OST pool to use (default none)\n" \
+ "\tost_indices: List of OST indices, can be repeated multiple times\n"\
+ "\t Indices be specified in a format of:\n" \
+ "\t -o <ost_1>,<ost_i>-<ost_j>,<ost_n>\n" \
+ "\t Or:\n" \
+ "\t -o <ost_1> -o <ost_i>-<ost_j> -o <ost_n>\n" \
+ "\t If --pool is set with --ost-list, then the OSTs\n" \
+ "\t must be the members of the pool."
+
+#define SETSTRIPE_USAGE \
+ SSM_CMD_COMMON("setstripe") \
+ " <directory|filename>\n" \
+ SSM_HELP_COMMON
+
+#define MIGRATE_USAGE \
+ SSM_CMD_COMMON("migrate ") \
+ " [--block|-b]\n" \
+ " [--non-block|-n]\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" \
+
+static const char *progname;
+static bool file_lease_supported = true;
+
+/* all available commands */
command_t cmdlist[] = {
{"setstripe", lfs_setstripe, 0,
"Create a new file with a specific striping pattern or\n"
"delete the default striping pattern from an existing directory\n"
"usage: setstripe -d <directory> (to delete default striping)\n"\
" or\n"
- SETSTRIPE_USAGE("setstripe", "<directory|filename>")},
+ SETSTRIPE_USAGE},
{"getstripe", lfs_getstripe, 0,
"To list the striping info for a given file or files in a\n"
"directory or recursively for all files in a directory tree.\n"
" [--layout|-L]\n"
" <directory|filename> ..."},
{"setdirstripe", lfs_setdirstripe, 0,
- "To create a remote directory on a specified MDT.\n"
+ "To create a striped directory on a specified MDT. This can only\n"
+ "be done on MDT0 with the right of administrator.\n"
"usage: setdirstripe <--count|-c stripe_count>\n"
- "[--index|-i mdt_index] [--hash-type|-t hash_type]\n"
- "[--default_stripe|-D ] <dir>\n"
+ " [--index|-i mdt_index] [--hash-type|-t hash_type]\n"
+ " [--default_stripe|-D ] [--mode|-m mode] <dir>\n"
"\tstripe_count: stripe count of the striped directory\n"
"\tmdt_index: MDT index of first stripe\n"
- "\thash_type: hash type of the striped directory\n"
- "\tdefault_stripe: set default dirstripe of the directory\n"},
+ "\thash_type: hash type of the striped directory. Hash types:\n"
+ " fnv_1a_64 FNV-1a hash algorithm (default)\n"
+ " all_char sum of characters % MDT_COUNT (not recommended)\n"
+ "\tdefault_stripe: set default dirstripe of the directory\n"
+ "\tmode: the mode of the directory\n"},
{"getdirstripe", lfs_getdirstripe, 0,
"To list the striping info for a given directory\n"
"or recursively for all directories in a directory tree.\n"
" [--count|-c ] [--index|-i ] [--raw|-R]\n"
" [--recursive | -r] [ --default_stripe | -D ] <dir> "},
{"mkdir", lfs_setdirstripe, 0,
- "To create a remote directory on a specified MDT. And this can only\n"
- "be done on MDT0 by administrator.\n"
- "usage: mkdir <--index|-i mdt_index> <dir>\n"
- "\tmdt_index: MDT index of the remote directory.\n"},
+ "To create a striped directory on a specified MDT. This can only\n"
+ "be done on MDT0 with the right of administrator.\n"
+ "usage: mkdir <--count|-c stripe_count>\n"
+ " [--index|-i mdt_index] [--hash-type|-t hash_type]\n"
+ " [--default_stripe|-D ] [--mode|-m mode] <dir>\n"
+ "\tstripe_count: stripe count of the striped directory\n"
+ "\tmdt_index: MDT index of first stripe\n"
+ "\thash_type: hash type of the striped directory. Hash types:\n"
+ " fnv_1a_64 FNV-1a hash algorithm (default)\n"
+ " all_char sum of characters % MDT_COUNT (not recommended)\n"
+ "\tdefault_stripe: set default dirstripe of the directory\n"
+ "\tmode: the mode of the directory\n"},
{"rm_entry", lfs_rmentry, 0,
"To remove the name entry of the remote directory. Note: This\n"
"command will only delete the name entry, i.e. the remote directory\n"
"[for specified path only]\n"
"Usage: getname [-h]|[path ...] "},
#ifdef HAVE_SYS_QUOTA_H
- {"quotacheck", lfs_quotacheck, 0,
- "Scan the specified filesystem for disk usage, and create,\n"
- "or update quota files. Deprecated as of 2.4.0.\n"
- "usage: quotacheck [ -ug ] <filesystem>"},
- {"quotaon", lfs_quotaon, 0, "Turn filesystem"
- " quotas on. Deprecated as of 2.4.0.\n"
- "usage: quotaon [ -ugf ] <filesystem>"},
- {"quotaoff", lfs_quotaoff, 0, "Turn filesystem"
- " quotas off. Deprecated as of 2.4.0.\n"
- "usage: quotaoff [ -ug ] <filesystem>"},
{"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
"usage: setquota <-u|-g> <uname>|<uid>|<gname>|<gid>\n"
" -b <block-softlimit> -B <block-hardlimit>\n"
"usage: fid2path [--link <linkno>] <fsname|rootpath> <fid> ..."
/* [ --rec <recno> ] */ },
{"path2fid", lfs_path2fid, 0, "Display the fid(s) for a given path(s).\n"
- "usage: path2fid <path> ..."},
+ "usage: path2fid [--parents] <path> ..."},
{"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: hsm_release [--filelist FILELIST] [--data DATA] <file> ..."},
{"hsm_remove", lfs_hsm_remove, 0,
"Remove file copy from external storage.\n"
- "usage: hsm_remove [--filelist FILELIST] [--data DATA] <file> ..."},
+ "usage: hsm_remove [--filelist FILELIST] [--data DATA]\n"
+ " [--mntpath MOUNTPATH] [--archive NUM] <file|FID> ...\n"
+ "\n"
+ "Note: To remove files from the archive that have been deleted on\n"
+ "Lustre, set mntpath and optionally archive. In that case, all the\n"
+ "positional arguments and entries in the file list must be FIDs."
+ },
{"hsm_cancel", lfs_hsm_cancel, 0,
"Cancel requests related to specified files.\n"
"usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
{"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
"usage: swap_layouts <path1> <path2>"},
- {"migrate", lfs_setstripe, 0, "migrate file from one OST layout to "
- "another (may be not safe with concurent writes).\n"
- SETSTRIPE_USAGE("migrate ", "<filename>")},
+ {"migrate", lfs_setstripe, 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"
+ "\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"
+ " [--stripe-index|-i] <start_ost_index>\n"
+ " [--stripe-size|-S] <stripe_size>\n"
+ " [--pool|-p] <pool_name>\n"
+ " [--ost-list|-o] <ost_indices>\n"
+ " [--block|-b]\n"
+ " [--non-block|-n]\n"
+ " <file|directory>\n"
+ "\tstripe_count: number of OSTs to stripe a file over\n"
+ "\tstripe_ost_index: index of the first OST to stripe a file over\n"
+ "\tstripe_size: number of bytes to store before moving to the next OST\n"
+ "\tpool_name: name of the predefined pool of OSTs\n"
+ "\tost_indices: OSTs to stripe over, in order\n"
+ "\tblock: wait for the operation to return before continuing\n"
+ "\tnon-block: do not wait for the operation to return.\n"},
{"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"},
+ {"ladvise", lfs_ladvise, 0,
+ "Provide servers with advice about access patterns for a file.\n"
+ "usage: ladvise [--advice|-a ADVICE] [--start|-s START[kMGT]]\n"
+ " [--background|-b]\n"
+ " {[--end|-e END[kMGT]] | [--length|-l LENGTH[kMGT]]}\n"
+ " <file> ..."},
{"help", Parser_help, 0, "help"},
{"exit", Parser_quit, 0, "quit"},
{"quit", Parser_quit, 0, "quit"},
+ {"--version", Parser_version, 0,
+ "output build version of the utility and exit"},
{ 0, 0, 0, NULL }
};
-#define MIGRATION_BLOCKS 1
-static int lfs_migrate(char *name, unsigned long long stripe_size,
- int stripe_offset, int stripe_count,
- int stripe_pattern, char *pool_name,
- __u64 migration_flags)
+#define MIGRATION_NONBLOCK 1
+
+/**
+ * Internal helper for migrate_copy_data(). Check lease and report error if
+ * need be.
+ *
+ * \param[in] fd File descriptor on which to check the lease.
+ * \param[out] lease_broken Set to true if the lease was broken.
+ * \param[in] group_locked Whether a group lock was taken or not.
+ * \param[in] path Name of the file being processed, for error
+ * reporting
+ *
+ * \retval 0 Migration can keep on going.
+ * \retval -errno Error occurred, abort migration.
+ */
+static int check_lease(int fd, bool *lease_broken, bool group_locked,
+ const char *path)
+{
+ int rc;
+
+ if (!file_lease_supported)
+ return 0;
+
+ rc = llapi_lease_check(fd);
+ if (rc > 0)
+ return 0; /* llapi_check_lease returns > 0 on success. */
+
+ if (!group_locked) {
+ fprintf(stderr, "%s: cannot migrate '%s': file busy\n",
+ progname, path);
+ rc = rc ? rc : -EAGAIN;
+ } else {
+ fprintf(stderr, "%s: external attempt to access file '%s' "
+ "blocked until migration ends.\n", progname, path);
+ rc = 0;
+ }
+ *lease_broken = true;
+ return rc;
+}
+
+static int migrate_copy_data(int fd_src, int fd_dst, size_t buf_size,
+ bool group_locked, const char *fname)
+{
+ void *buf = NULL;
+ ssize_t rsize = -1;
+ ssize_t wsize = 0;
+ size_t rpos = 0;
+ size_t wpos = 0;
+ off_t bufoff = 0;
+ int rc;
+ bool lease_broken = false;
+
+ /* Use a page-aligned buffer for direct I/O */
+ rc = posix_memalign(&buf, getpagesize(), buf_size);
+ if (rc != 0)
+ return -rc;
+
+ while (1) {
+ /* read new data only if we have written all
+ * previously read data */
+ if (wpos == rpos) {
+ if (!lease_broken) {
+ rc = check_lease(fd_src, &lease_broken,
+ group_locked, fname);
+ if (rc < 0)
+ goto out;
+ }
+ rsize = read(fd_src, buf, buf_size);
+ if (rsize < 0) {
+ rc = -errno;
+ fprintf(stderr, "%s: %s: read failed: %s\n",
+ progname, fname, strerror(-rc));
+ goto out;
+ }
+ rpos += rsize;
+ bufoff = 0;
+ }
+ /* eof ? */
+ if (rsize == 0)
+ break;
+
+ wsize = write(fd_dst, buf + bufoff, rpos - wpos);
+ if (wsize < 0) {
+ rc = -errno;
+ fprintf(stderr,
+ "%s: %s: write failed on volatile: %s\n",
+ progname, fname, strerror(-rc));
+ goto out;
+ }
+ wpos += wsize;
+ bufoff += wsize;
+ }
+
+ rc = fsync(fd_dst);
+ if (rc < 0) {
+ rc = -errno;
+ fprintf(stderr, "%s: %s: fsync failed: %s\n",
+ progname, fname, strerror(-rc));
+ }
+
+out:
+ free(buf);
+ return rc;
+}
+
+static int migrate_copy_timestamps(int fdv, const struct stat *st)
+{
+ struct timeval tv[2] = {
+ {.tv_sec = st->st_atime},
+ {.tv_sec = st->st_mtime}
+ };
+
+ return futimes(fdv, tv);
+}
+
+static int migrate_block(int fd, int fdv, const struct stat *st,
+ size_t buf_size, const char *name)
+{
+ __u64 dv1;
+ int gid;
+ int rc;
+ int rc2;
+
+ rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
+ if (rc < 0) {
+ fprintf(stderr, "%s: %s: cannot get dataversion: %s\n",
+ progname, name, strerror(-rc));
+ return rc;
+ }
+
+ do
+ gid = random();
+ while (gid == 0);
+
+ /* The grouplock blocks all concurrent accesses to the file.
+ * It has to be taken after llapi_get_data_version as it would
+ * block it too. */
+ rc = llapi_group_lock(fd, gid);
+ if (rc < 0) {
+ fprintf(stderr, "%s: %s: cannot get group lock: %s\n",
+ progname, name, strerror(-rc));
+ return rc;
+ }
+
+ rc = migrate_copy_data(fd, fdv, buf_size, true, name);
+ if (rc < 0) {
+ fprintf(stderr, "%s: %s: data copy failed\n", progname, name);
+ goto out_unlock;
+ }
+
+ /* Make sure we keep original atime/mtime values */
+ rc = migrate_copy_timestamps(fdv, st);
+ if (rc < 0) {
+ fprintf(stderr, "%s: %s: timestamp copy failed\n",
+ progname, name);
+ goto out_unlock;
+ }
+
+ /* swap layouts
+ * for a migration we need to check data version on file did
+ * not change.
+ *
+ * Pass in gid=0 since we already own grouplock. */
+ rc = llapi_fswap_layouts_grouplock(fd, fdv, dv1, 0, 0,
+ SWAP_LAYOUTS_CHECK_DV1);
+ if (rc == -EAGAIN) {
+ fprintf(stderr, "%s: %s: dataversion changed during copy, "
+ "migration aborted\n", progname, name);
+ goto out_unlock;
+ } else if (rc < 0) {
+ fprintf(stderr, "%s: %s: cannot swap layouts: %s\n", progname,
+ name, strerror(-rc));
+ goto out_unlock;
+ }
+
+out_unlock:
+ rc2 = llapi_group_unlock(fd, gid);
+ if (rc2 < 0 && rc == 0) {
+ fprintf(stderr, "%s: %s: putting group lock failed: %s\n",
+ progname, name, strerror(-rc2));
+ rc = rc2;
+ }
+
+ return rc;
+}
+
+static int migrate_nonblock(int fd, int fdv, const struct stat *st,
+ size_t buf_size, const char *name)
+{
+ __u64 dv1;
+ __u64 dv2;
+ int rc;
+
+ rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
+ if (rc < 0) {
+ fprintf(stderr, "%s: %s: cannot get data version: %s\n",
+ progname, name, strerror(-rc));
+ return rc;
+ }
+
+ rc = migrate_copy_data(fd, fdv, buf_size, false, name);
+ if (rc < 0) {
+ fprintf(stderr, "%s: %s: data copy failed\n", progname, name);
+ return rc;
+ }
+
+ rc = llapi_get_data_version(fd, &dv2, LL_DV_RD_FLUSH);
+ if (rc != 0) {
+ fprintf(stderr, "%s: %s: cannot get data version: %s\n",
+ progname, name, strerror(-rc));
+ return rc;
+ }
+
+ if (dv1 != dv2) {
+ rc = -EAGAIN;
+ fprintf(stderr, "%s: %s: data version changed during "
+ "migration\n",
+ progname, name);
+ return rc;
+ }
+
+ /* Make sure we keep original atime/mtime values */
+ rc = migrate_copy_timestamps(fdv, st);
+ if (rc < 0) {
+ fprintf(stderr, "%s: %s: timestamp copy failed\n",
+ progname, name);
+ return rc;
+ }
+
+ /* Atomically put lease, swap layouts and close.
+ * for a migration we need to check data version on file did
+ * not change. */
+ rc = llapi_fswap_layouts(fd, fdv, 0, 0, SWAP_LAYOUTS_CLOSE);
+ if (rc < 0) {
+ fprintf(stderr, "%s: %s: cannot swap layouts: %s\n",
+ progname, name, strerror(-rc));
+ return rc;
+ }
+
+ return 0;
+}
+
+static int lfs_migrate(char *name, __u64 migration_flags,
+ struct llapi_stripe_param *param)
{
- int fd, fdv;
- char volatile_file[PATH_MAX];
+ int fd = -1;
+ int fdv = -1;
char parent[PATH_MAX];
+ int mdt_index;
+ int random_value;
+ char volatile_file[sizeof(parent) +
+ LUSTRE_VOLATILE_HDR_LEN +
+ 2 * sizeof(mdt_index) +
+ 2 * sizeof(random_value) + 4];
char *ptr;
int rc;
- __u64 dv1;
struct lov_user_md *lum = NULL;
- int lumsz;
- int bufsz;
- void *buf = NULL;
- int rsize, wsize;
- __u64 rpos, wpos, bufoff;
- int gid = 0, sz;
- int have_gl = 0;
- struct stat st, stv;
+ int lum_size;
+ int buf_size;
+ bool have_lease_rdlck = false;
+ struct stat st;
+ struct stat stv;
/* find the right size for the IO and allocate the buffer */
- lumsz = lov_user_md_size(LOV_MAX_STRIPE_COUNT, LOV_USER_MAGIC_V3);
- lum = malloc(lumsz);
+ lum_size = lov_user_md_size(LOV_MAX_STRIPE_COUNT, LOV_USER_MAGIC_V3);
+ lum = malloc(lum_size);
if (lum == NULL) {
rc = -ENOMEM;
goto free;
}
rc = llapi_file_get_stripe(name, lum);
- /* failure can come from may case and some may be not real error
+ /* failure can happen for many reasons and some may be not real errors
* (eg: no stripe)
- * in case of a real error, a later call will failed with a better
+ * in case of a real error, a later call will fail with better
* error management */
if (rc < 0)
- bufsz = 1024*1024;
+ buf_size = 1024 * 1024;
else
- bufsz = lum->lmm_stripe_size;
- rc = posix_memalign(&buf, getpagesize(), bufsz);
- if (rc != 0) {
- rc = -rc;
+ buf_size = lum->lmm_stripe_size;
+
+ /* open file, direct io */
+ /* even if the file is only read, WR mode is nedeed to allow
+ * layout swap on fd */
+ fd = open(name, O_RDWR | O_DIRECT);
+ if (fd == -1) {
+ rc = -errno;
+ fprintf(stderr, "%s: %s: cannot open: %s\n", progname, name,
+ strerror(-rc));
goto free;
}
- if (migration_flags & MIGRATION_BLOCKS) {
- /* generate a random id for the grouplock */
- fd = open("/dev/urandom", O_RDONLY);
- if (fd == -1) {
- rc = -errno;
- fprintf(stderr, "cannot open /dev/urandom (%s)\n",
- strerror(-rc));
- goto free;
- }
- sz = sizeof(gid);
- rc = read(fd, &gid, sz);
- close(fd);
- if (rc < sz) {
- rc = -errno;
- fprintf(stderr, "cannot read %d bytes from"
- " /dev/urandom (%s)\n", sz, strerror(-rc));
- goto free;
+ if (file_lease_supported) {
+ rc = llapi_lease_get(fd, LL_LEASE_RDLCK);
+ if (rc == -EOPNOTSUPP) {
+ /* Older servers do not support file lease.
+ * Disable related checks. This opens race conditions
+ * as explained in LU-4840 */
+ file_lease_supported = false;
+ } else if (rc < 0) {
+ fprintf(stderr, "%s: %s: cannot get open lease: %s\n",
+ progname, name, strerror(-rc));
+ goto error;
+ } else {
+ have_lease_rdlck = true;
}
}
/* search for file directory pathname */
if (strlen(name) > sizeof(parent)-1) {
rc = -E2BIG;
- goto free;
+ goto error;
}
strncpy(parent, name, sizeof(parent));
ptr = strrchr(parent, '/');
if (ptr == NULL) {
if (getcwd(parent, sizeof(parent)) == NULL) {
rc = -errno;
- goto free;
+ goto error;
}
} else {
if (ptr == parent)
else
*ptr = '\0';
}
- sprintf(volatile_file, "%s/%s::", parent, LUSTRE_VOLATILE_HDR);
- /* create, open a volatile file, use caching (ie no directio) */
- /* exclusive create is not needed because volatile files cannot
- * conflict on name by construction */
- fdv = llapi_file_open_pool(volatile_file, O_CREAT | O_WRONLY,
- 0644, stripe_size, stripe_offset,
- stripe_count, stripe_pattern, pool_name);
- if (fdv < 0) {
- rc = fdv;
- fprintf(stderr, "cannot create volatile file in %s (%s)\n",
- parent, strerror(-rc));
- goto free;
+ rc = llapi_file_fget_mdtidx(fd, &mdt_index);
+ if (rc < 0) {
+ fprintf(stderr, "%s: %s: cannot get MDT index: %s\n",
+ progname, name, strerror(-rc));
+ goto error;
}
- /* open file, direct io */
- /* even if the file is only read, WR mode is nedeed to allow
- * layout swap on fd */
- fd = open(name, O_RDWR | O_DIRECT);
- if (fd == -1) {
- rc = -errno;
- fprintf(stderr, "cannot open %s (%s)\n", name, strerror(-rc));
- close(fdv);
- goto free;
+ do {
+ random_value = random();
+ rc = snprintf(volatile_file, sizeof(volatile_file),
+ "%s/%s:%.4X:%.4X", parent, LUSTRE_VOLATILE_HDR,
+ mdt_index, random_value);
+ if (rc >= sizeof(volatile_file)) {
+ rc = -E2BIG;
+ goto error;
+ }
+
+ /* create, open a volatile file, use caching (ie no directio) */
+ fdv = llapi_file_open_param(volatile_file,
+ O_WRONLY | O_CREAT | O_EXCL | O_NOFOLLOW,
+ S_IRUSR | S_IWUSR, param);
+ } while (fdv == -EEXIST);
+
+ if (fdv < 0) {
+ rc = fdv;
+ fprintf(stderr, "%s: %s: cannot create volatile file in"
+ " directory: %s\n",
+ progname, parent, strerror(-rc));
+ goto error;
}
/* Not-owner (root?) special case.
rc = fstat(fd, &st);
if (rc != 0) {
rc = -errno;
- fprintf(stderr, "cannot stat %s (%s)\n", name,
+ fprintf(stderr, "%s: %s: cannot stat: %s\n", progname, name,
strerror(errno));
goto error;
}
rc = fstat(fdv, &stv);
if (rc != 0) {
rc = -errno;
- fprintf(stderr, "cannot stat %s (%s)\n", volatile_file,
- strerror(errno));
+ fprintf(stderr, "%s: %s: cannot stat: %s\n", progname,
+ volatile_file, strerror(errno));
goto error;
}
if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
rc = fchown(fdv, st.st_uid, st.st_gid);
if (rc != 0) {
rc = -errno;
- fprintf(stderr, "cannot chown %s (%s)\n", name,
- strerror(errno));
+ fprintf(stderr, "%s: %s: cannot chown: %s\n", progname,
+ name, strerror(errno));
goto error;
}
}
- /* get file data version */
- rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
- if (rc != 0) {
- fprintf(stderr, "cannot get dataversion on %s (%s)\n",
- name, strerror(-rc));
- goto error;
- }
-
- if (migration_flags & MIGRATION_BLOCKS) {
- /* take group lock to limit concurent access
- * this will be no more needed when exclusive access will
- * be implemented (see LU-2919) */
- /* group lock is taken after data version read because it
- * blocks data version call */
- if (ioctl(fd, LL_IOC_GROUP_LOCK, gid) == -1) {
- rc = -errno;
- fprintf(stderr, "cannot get group lock on %s (%s)\n",
- name, strerror(-rc));
- goto error;
+ if (migration_flags & MIGRATION_NONBLOCK && file_lease_supported) {
+ rc = migrate_nonblock(fd, fdv, &st, buf_size, name);
+ if (rc == 0) {
+ have_lease_rdlck = false;
+ fdv = -1; /* The volatile file is closed as we put the
+ * lease in non-blocking mode. */
}
- have_gl = 1;
+ } else {
+ /* Blocking mode (forced if servers do not support file lease).
+ * It is also the default mode, since we cannot distinguish
+ * between a broken lease and a server that does not support
+ * atomic swap/close (LU-6785) */
+ rc = migrate_block(fd, fdv, &st, buf_size, name);
}
- /* copy data */
- rpos = 0;
- wpos = 0;
- bufoff = 0;
- rsize = -1;
- do {
- /* read new data only if we have written all
- * previously read data */
- if (wpos == rpos) {
- rsize = read(fd, buf, bufsz);
- if (rsize < 0) {
- rc = -errno;
- fprintf(stderr, "read failed on %s"
- " (%s)\n", name,
- strerror(-rc));
- goto error;
- }
- rpos += rsize;
- bufoff = 0;
- }
- /* eof ? */
- if (rsize == 0)
+error:
+ if (have_lease_rdlck)
+ llapi_lease_put(fd);
+
+ if (fd >= 0)
+ close(fd);
+
+ if (fdv >= 0)
+ close(fdv);
+
+free:
+ if (lum)
+ free(lum);
+
+ return rc;
+}
+
+/**
+ * Parse a string containing an OST index list into an array of integers.
+ *
+ * The input string contains a comma delimited list of individual
+ * indices and ranges, for example "1,2-4,7". Add the indices into the
+ * \a osts array and remove duplicates.
+ *
+ * \param[out] osts array to store indices in
+ * \param[in] size size of \a osts array
+ * \param[in] offset starting index in \a osts
+ * \param[in] arg string containing OST index list
+ *
+ * \retval positive number of indices in \a osts
+ * \retval -EINVAL unable to parse \a arg
+ */
+static int parse_targets(__u32 *osts, int size, int offset, char *arg)
+{
+ int rc;
+ int nr = offset;
+ int slots = size - offset;
+ char *ptr = NULL;
+ bool end_of_loop;
+
+ if (arg == NULL)
+ return -EINVAL;
+
+ end_of_loop = false;
+ while (!end_of_loop) {
+ int start_index;
+ int end_index;
+ int i;
+ char *endptr = NULL;
+
+ rc = -EINVAL;
+
+ ptr = strchrnul(arg, ',');
+
+ end_of_loop = *ptr == '\0';
+ *ptr = '\0';
+
+ start_index = strtol(arg, &endptr, 0);
+ if (endptr == arg) /* no data at all */
break;
- wsize = write(fdv, buf + bufoff, rpos - wpos);
- if (wsize < 0) {
- rc = -errno;
- fprintf(stderr, "write failed on volatile"
- " for %s (%s)\n", name, strerror(-rc));
- goto error;
+ 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;
}
- wpos += wsize;
- bufoff += wsize;
- } while (1);
- /* flush data */
- fsync(fdv);
+ for (i = start_index; i <= end_index && slots > 0; i++) {
+ int j;
- if (migration_flags & MIGRATION_BLOCKS) {
- /* give back group lock */
- if (ioctl(fd, LL_IOC_GROUP_UNLOCK, gid) == -1) {
- rc = -errno;
- fprintf(stderr, "cannot put group lock on %s (%s)\n",
- name, strerror(-rc));
+ /* remove duplicate */
+ for (j = 0; j < offset; j++) {
+ if (osts[j] == i)
+ break;
+ }
+ if (j == offset) { /* no duplicate */
+ osts[nr++] = i;
+ --slots;
+ }
}
- have_gl = 0;
- }
-
- /* swap layouts
- * for a migration we need to:
- * - check data version on file did not change
- * - keep file mtime
- * - keep file atime
- */
- rc = llapi_fswap_layouts(fd, fdv, dv1, 0,
- SWAP_LAYOUTS_CHECK_DV1 |
- SWAP_LAYOUTS_KEEP_MTIME |
- SWAP_LAYOUTS_KEEP_ATIME);
- if (rc == -EAGAIN) {
- fprintf(stderr, "%s: dataversion changed during copy, "
- "migration aborted\n", name);
- goto error;
- }
- if (rc != 0)
- fprintf(stderr, "%s: swap layout to new file failed: %s\n",
- name, strerror(-rc));
+ if (slots == 0 && i < end_index)
+ break;
-error:
- /* give back group lock */
- if ((migration_flags & MIGRATION_BLOCKS) && have_gl &&
- (ioctl(fd, LL_IOC_GROUP_UNLOCK, gid) == -1)) {
- /* we keep in rc the original error */
- fprintf(stderr, "cannot put group lock on %s (%s)\n",
- name, strerror(-errno));
+ *ptr = ',';
+ arg = ++ptr;
+ offset = nr;
+ rc = 0;
}
+ if (!end_of_loop && ptr != NULL)
+ *ptr = ',';
- close(fdv);
- close(fd);
-free:
- if (lum)
- free(lum);
- if (buf)
- free(buf);
- return rc;
+ return rc < 0 ? rc : nr;
}
/* functions */
static int lfs_setstripe(int argc, char **argv)
{
- char *fname;
- int result;
- unsigned long long st_size;
- int st_offset, st_count;
- char *end;
- int c;
- int delete = 0;
- char *stripe_size_arg = NULL;
- char *stripe_off_arg = NULL;
- char *stripe_count_arg = NULL;
- char *pool_name_arg = NULL;
- unsigned long long size_units = 1;
- int migrate_mode = 0;
- __u64 migration_flags = 0;
+ struct llapi_stripe_param *param = NULL;
+ struct find_param migrate_mdt_param = {
+ .fp_max_depth = -1,
+ .fp_mdt_index = -1,
+ };
+ char *fname;
+ int result;
+ int result2 = 0;
+ unsigned long long st_size;
+ int st_offset, st_count;
+ char *end;
+ int c;
+ int delete = 0;
+ char *stripe_size_arg = NULL;
+ 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;
+ bool migration_block = false;
+ __u64 migration_flags = 0;
+ __u32 osts[LOV_MAX_STRIPE_COUNT] = { 0 };
+ int nr_osts = 0;
struct option long_opts[] = {
- /* valid only in migrate mode */
+ /* --block is only valid in migrate mode */
{"block", no_argument, 0, 'b'},
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
/* This formerly implied "stripe-count", but was explicitly
#endif
{"stripe-index", required_argument, 0, 'i'},
{"stripe_index", required_argument, 0, 'i'},
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
- /* This formerly implied "stripe-index", but was confusing
- * with "file offset" (which will eventually be needed for
- * with different layouts by offset), so deprecate it. */
- {"offset", required_argument, 0, 'o'},
-#endif
+ {"mdt-index", required_argument, 0, 'm'},
+ {"mdt_index", required_argument, 0, 'm'},
+ /* --non-block is only valid in migrate mode */
+ {"non-block", no_argument, 0, 'n'},
+ {"ost-list", required_argument, 0, 'o'},
+ {"ost_list", required_argument, 0, 'o'},
{"pool", required_argument, 0, 'p'},
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
/* This formerly implied "--stripe-size", but was confusing
#endif
{"stripe-size", required_argument, 0, 'S'},
{"stripe_size", required_argument, 0, 'S'},
+ /* --verbose is only valid in migrate mode */
+ {"verbose", no_argument, 0, 'v'},
{0, 0, 0, 0}
};
- st_size = 0;
- st_offset = -1;
- st_count = 0;
+ st_size = 0;
+ st_offset = -1;
+ st_count = 0;
if (strcmp(argv[0], "migrate") == 0)
- migrate_mode = 1;
+ migrate_mode = true;
- optind = 0;
- while ((c = getopt_long(argc, argv, "c:di:o:p:s:S:",
+ while ((c = getopt_long(argc, argv, "bc:di:m:no:p:s:S:v",
long_opts, NULL)) >= 0) {
switch (c) {
case 0:
/* Long options. */
break;
case 'b':
- if (migrate_mode == 0) {
+ if (!migrate_mode) {
fprintf(stderr, "--block is valid only for"
- " migrate mode");
+ " migrate mode\n");
return CMD_HELP;
}
- migration_flags |= MIGRATION_BLOCKS;
+ migration_block = true;
break;
case 'c':
#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
/* delete the default striping pattern */
delete = 1;
break;
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
case 'o':
- fprintf(stderr, "warning: '--offset|-o' deprecated, "
- "use '--stripe-index|-i' instead\n");
-#endif
+ nr_osts = parse_targets(osts,
+ sizeof(osts) / sizeof(__u32),
+ nr_osts, optarg);
+ if (nr_osts < 0) {
+ fprintf(stderr,
+ "error: %s: bad OST indices '%s'\n",
+ argv[0], optarg);
+ return CMD_HELP;
+ }
+
+ if (st_offset == -1) /* first in the command line */
+ st_offset = osts[0];
+ break;
case 'i':
#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
if (strcmp(argv[optind - 1], "--index") == 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;
+ case 'n':
+ if (!migrate_mode) {
+ fprintf(stderr, "--non-block is valid only for"
+ " migrate mode\n");
+ return CMD_HELP;
+ }
+ migration_flags |= MIGRATION_NONBLOCK;
+ 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)
case 'p':
pool_name_arg = optarg;
break;
+ case 'v':
+ if (!migrate_mode) {
+ fprintf(stderr, "--verbose is valid only for"
+ " migrate mode\n");
+ return CMD_HELP;
+ }
+ migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
+ break;
default:
return CMD_HELP;
}
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 ((migration_flags & MIGRATION_NONBLOCK) && migration_block) {
+ fprintf(stderr,
+ "error: %s: cannot specify --non-block and --block\n",
+ argv[0]);
+ return CMD_HELP;
+ }
+
+ if (pool_name_arg != NULL) {
+ char *ptr;
+ int rc;
+
+ ptr = strchr(pool_name_arg, '.');
+ if (ptr == NULL) {
+ ptr = pool_name_arg;
+ } else {
+ if ((ptr - pool_name_arg) == 0) {
+ fprintf(stderr, "error: %s: fsname is empty "
+ "in pool name '%s'\n",
+ argv[0], pool_name_arg);
+ return CMD_HELP;
+ }
+
+ ++ptr;
+ }
+
+ rc = lustre_is_poolname_valid(ptr, 1, LOV_MAXPOOLNAME);
+ if (rc == -1) {
+ fprintf(stderr, "error: %s: poolname '%s' is "
+ "empty\n",
+ argv[0], pool_name_arg);
+ return CMD_HELP;
+ } else if (rc == -2) {
+ fprintf(stderr, "error: %s: pool name '%s' is too long "
+ "(max is %d characters)\n",
+ argv[0], pool_name_arg, LOV_MAXPOOLNAME);
+ return CMD_HELP;
+ } else if (rc > 0) {
+ fprintf(stderr, "error: %s: char '%c' not allowed in "
+ "pool name '%s'\n",
+ argv[0], rc, pool_name_arg);
+ return CMD_HELP;
+ }
+ }
+
/* get the stripe size */
if (stripe_size_arg != NULL) {
result = llapi_parse_size(stripe_size_arg, &st_size,
if (result) {
fprintf(stderr, "error: %s: bad stripe size '%s'\n",
argv[0], stripe_size_arg);
- return result;
+ return CMD_HELP;
}
}
/* get the stripe offset */
}
}
- do {
- if (migrate_mode)
- result = lfs_migrate(fname, st_size, st_offset,
- st_count, 0, pool_name_arg,
- migration_flags);
- else
- result = llapi_file_create_pool(fname, st_size,
- st_offset, st_count,
- 0, pool_name_arg);
+ 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);
+ }
+ }
+
+ for (fname = argv[optind]; fname != NULL; fname = argv[++optind]) {
+ if (!migrate_mode) {
+ result = llapi_file_open_param(fname,
+ O_CREAT | O_WRONLY,
+ 0644, param);
+ if (result >= 0) {
+ 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);
- break;
+ continue;
}
- fname = argv[++optind];
- } while (fname != NULL);
+ }
- return result;
+ free(param);
+ return result2;
}
static int lfs_poollist(int argc, char **argv)
#define FIND_POOL_OPT 3
static int lfs_find(int argc, char **argv)
{
- int c, ret;
+ int c, rc;
+ int ret = 0;
time_t t;
- struct find_param param = { .maxdepth = -1, .quiet = 1 };
+ struct find_param param = {
+ .fp_max_depth = -1,
+ .fp_quiet = 1,
+ };
struct option long_opts[] = {
{"atime", required_argument, 0, 'A'},
{"stripe-count", required_argument, 0, 'c'},
time(&t);
- optind = 0;
/* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
while ((c = getopt_long_only(argc, argv,
"-A:c:C:D:g:G:i:L:m:M:n:O:Ppqrs:S:t:u:U:v",
if (strcmp(optarg, "!") == 0)
neg_opt = 2;
break;
- case 'A':
- xtime = ¶m.atime;
- xsign = ¶m.asign;
- param.exclude_atime = !!neg_opt;
- /* no break, this falls through to 'C' for ctime */
- case 'C':
- if (c == 'C') {
- xtime = ¶m.ctime;
- xsign = ¶m.csign;
- param.exclude_ctime = !!neg_opt;
- }
- /* no break, this falls through to 'M' for mtime */
- case 'M':
- if (c == 'M') {
- xtime = ¶m.mtime;
- xsign = ¶m.msign;
- param.exclude_mtime = !!neg_opt;
- }
- ret = set_time(&t, xtime, optarg);
- if (ret == INT_MAX) {
- ret = -1;
- goto err;
- }
- if (ret)
- *xsign = ret;
- break;
+ case 'A':
+ xtime = ¶m.fp_atime;
+ xsign = ¶m.fp_asign;
+ param.fp_exclude_atime = !!neg_opt;
+ /* no break, this falls through to 'C' for ctime */
+ case 'C':
+ if (c == 'C') {
+ xtime = ¶m.fp_ctime;
+ xsign = ¶m.fp_csign;
+ param.fp_exclude_ctime = !!neg_opt;
+ }
+ /* no break, this falls through to 'M' for mtime */
+ case 'M':
+ if (c == 'M') {
+ xtime = ¶m.fp_mtime;
+ xsign = ¶m.fp_msign;
+ param.fp_exclude_mtime = !!neg_opt;
+ }
+ rc = set_time(&t, xtime, optarg);
+ if (rc == INT_MAX) {
+ ret = -1;
+ goto err;
+ }
+ if (rc)
+ *xsign = rc;
+ break;
case 'c':
if (optarg[0] == '+') {
- param.stripecount_sign = -1;
+ param.fp_stripe_count_sign = -1;
optarg++;
} else if (optarg[0] == '-') {
- param.stripecount_sign = 1;
+ param.fp_stripe_count_sign = 1;
optarg++;
}
- param.stripecount = strtoul(optarg, &endptr, 0);
+ param.fp_stripe_count = strtoul(optarg, &endptr, 0);
if (*endptr != '\0') {
fprintf(stderr,"error: bad stripe_count '%s'\n",
optarg);
ret = -1;
goto err;
}
- param.check_stripecount = 1;
- param.exclude_stripecount = !!neg_opt;
+ param.fp_check_stripe_count = 1;
+ param.fp_exclude_stripe_count = !!neg_opt;
break;
- case 'D':
- param.maxdepth = strtol(optarg, 0, 0);
- break;
- case 'g':
- case 'G':
- ret = name2id(¶m.gid, optarg, GROUP);
- if (ret) {
- param.gid = strtoul(optarg, &endptr, 10);
+ case 'D':
+ param.fp_max_depth = strtol(optarg, 0, 0);
+ break;
+ case 'g':
+ case 'G':
+ rc = name2id(¶m.fp_gid, optarg, GROUP);
+ if (rc) {
+ param.fp_gid = strtoul(optarg, &endptr, 10);
if (*endptr != '\0') {
fprintf(stderr, "Group/GID: %s cannot "
"be found.\n", optarg);
goto err;
}
}
- param.exclude_gid = !!neg_opt;
- param.check_gid = 1;
+ param.fp_exclude_gid = !!neg_opt;
+ param.fp_check_gid = 1;
break;
case 'L':
- ret = name2layout(¶m.layout, optarg);
+ ret = name2layout(¶m.fp_layout, optarg);
if (ret)
goto err;
- param.exclude_layout = !!neg_opt;
- param.check_layout = 1;
+ param.fp_exclude_layout = !!neg_opt;
+ param.fp_check_layout = 1;
break;
case 'u':
case 'U':
- ret = name2id(¶m.uid, optarg, USER);
- if (ret) {
- param.uid = strtoul(optarg, &endptr, 10);
+ rc = name2id(¶m.fp_uid, optarg, USER);
+ if (rc) {
+ param.fp_uid = strtoul(optarg, &endptr, 10);
if (*endptr != '\0') {
fprintf(stderr, "User/UID: %s cannot "
"be found.\n", optarg);
goto err;
}
}
- param.exclude_uid = !!neg_opt;
- param.check_uid = 1;
+ param.fp_exclude_uid = !!neg_opt;
+ param.fp_check_uid = 1;
break;
case FIND_POOL_OPT:
if (strlen(optarg) > LOV_MAXPOOLNAME) {
}
/* we do check for empty pool because empty pool
* is used to find V1 lov attributes */
- strncpy(param.poolname, optarg, LOV_MAXPOOLNAME);
- param.poolname[LOV_MAXPOOLNAME] = '\0';
- param.exclude_pool = !!neg_opt;
- param.check_pool = 1;
+ strncpy(param.fp_poolname, optarg, LOV_MAXPOOLNAME);
+ param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
+ param.fp_exclude_pool = !!neg_opt;
+ param.fp_check_pool = 1;
break;
case 'n':
- param.pattern = (char *)optarg;
- param.exclude_pattern = !!neg_opt;
+ param.fp_pattern = (char *)optarg;
+ param.fp_exclude_pattern = !!neg_opt;
break;
case 'm':
case 'i':
goto err;
}
- param.exclude_obd = !!neg_opt;
+ param.fp_exclude_obd = !!neg_opt;
token = buf;
while (token && *token) {
}
}
if (c == 'm') {
- param.exclude_mdt = !!neg_opt;
- param.num_alloc_mdts += len;
- tmp = realloc(param.mdtuuid,
- param.num_alloc_mdts *
- sizeof(*param.mdtuuid));
- if (tmp == NULL)
- GOTO(err_free, ret = -ENOMEM);
- param.mdtuuid = tmp;
+ param.fp_exclude_mdt = !!neg_opt;
+ param.fp_num_alloc_mdts += len;
+ tmp = realloc(param.fp_mdt_uuid,
+ param.fp_num_alloc_mdts *
+ sizeof(*param.fp_mdt_uuid));
+ if (tmp == NULL) {
+ ret = -ENOMEM;
+ goto err_free;
+ }
+
+ param.fp_mdt_uuid = tmp;
} else {
- param.exclude_obd = !!neg_opt;
- param.num_alloc_obds += len;
- tmp = realloc(param.obduuid,
- param.num_alloc_obds *
- sizeof(*param.obduuid));
- if (tmp == NULL)
- GOTO(err_free, ret = -ENOMEM);
- param.obduuid = tmp;
+ param.fp_exclude_obd = !!neg_opt;
+ param.fp_num_alloc_obds += len;
+ tmp = realloc(param.fp_obd_uuid,
+ param.fp_num_alloc_obds *
+ sizeof(*param.fp_obd_uuid));
+ if (tmp == NULL) {
+ ret = -ENOMEM;
+ goto err_free;
+ }
+
+ param.fp_obd_uuid = tmp;
}
for (token = buf; token && *token; token = next) {
struct obd_uuid *puuid;
if (c == 'm') {
puuid =
- ¶m.mdtuuid[param.num_mdts++];
+ ¶m.fp_mdt_uuid[param.fp_num_mdts++];
} else {
puuid =
- ¶m.obduuid[param.num_obds++];
+ ¶m.fp_obd_uuid[param.fp_num_obds++];
}
p = strchr(token, ',');
next = 0;
*p = 0;
next = p+1;
}
- if (strlen(token) > sizeof(puuid->uuid)-1)
- GOTO(err_free, ret = -E2BIG);
+
+ if (strlen(token) > sizeof(puuid->uuid) - 1) {
+ ret = -E2BIG;
+ goto err_free;
+ }
+
strncpy(puuid->uuid, token,
sizeof(puuid->uuid));
}
break;
}
case 'p':
- param.zeroend = 1;
+ param.fp_zero_end = 1;
break;
case 'P':
break;
case 's':
if (optarg[0] == '+') {
- param.size_sign = -1;
+ param.fp_size_sign = -1;
optarg++;
} else if (optarg[0] == '-') {
- param.size_sign = 1;
+ param.fp_size_sign = 1;
optarg++;
}
- ret = llapi_parse_size(optarg, ¶m.size,
- ¶m.size_units, 0);
+ ret = llapi_parse_size(optarg, ¶m.fp_size,
+ ¶m.fp_size_units, 0);
if (ret) {
fprintf(stderr, "error: bad file size '%s'\n",
optarg);
goto err;
}
- param.check_size = 1;
- param.exclude_size = !!neg_opt;
+ param.fp_check_size = 1;
+ param.fp_exclude_size = !!neg_opt;
break;
case 'S':
if (optarg[0] == '+') {
- param.stripesize_sign = -1;
+ param.fp_stripe_size_sign = -1;
optarg++;
} else if (optarg[0] == '-') {
- param.stripesize_sign = 1;
+ param.fp_stripe_size_sign = 1;
optarg++;
}
- ret = llapi_parse_size(optarg, ¶m.stripesize,
- ¶m.stripesize_units, 0);
+ ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
+ ¶m.fp_stripe_size_units, 0);
if (ret) {
fprintf(stderr, "error: bad stripe_size '%s'\n",
optarg);
goto err;
}
- param.check_stripesize = 1;
- param.exclude_stripesize = !!neg_opt;
+ param.fp_check_stripe_size = 1;
+ param.fp_exclude_stripe_size = !!neg_opt;
+ break;
+ case 't':
+ param.fp_exclude_type = !!neg_opt;
+ switch (optarg[0]) {
+ case 'b':
+ param.fp_type = S_IFBLK;
+ break;
+ case 'c':
+ param.fp_type = S_IFCHR;
+ break;
+ case 'd':
+ param.fp_type = S_IFDIR;
+ break;
+ case 'f':
+ param.fp_type = S_IFREG;
+ break;
+ case 'l':
+ param.fp_type = S_IFLNK;
+ break;
+ case 'p':
+ param.fp_type = S_IFIFO;
+ break;
+ case 's':
+ param.fp_type = S_IFSOCK;
+ break;
+ default:
+ fprintf(stderr, "error: %s: bad type '%s'\n",
+ argv[0], optarg);
+ ret = CMD_HELP;
+ goto err;
+ };
break;
- case 't':
- param.exclude_type = !!neg_opt;
- switch(optarg[0]) {
- case 'b': param.type = S_IFBLK; break;
- case 'c': param.type = S_IFCHR; break;
- case 'd': param.type = S_IFDIR; break;
- case 'f': param.type = S_IFREG; break;
- case 'l': param.type = S_IFLNK; break;
- case 'p': param.type = S_IFIFO; break;
- case 's': param.type = S_IFSOCK; break;
-#ifdef S_IFDOOR /* Solaris only */
- case 'D': param.type = S_IFDOOR; break;
-#endif
- default: fprintf(stderr, "error: %s: bad type '%s'\n",
- argv[0], optarg);
- ret = CMD_HELP;
- goto err;
- };
- break;
default:
ret = CMD_HELP;
goto err;
pathend = argc;
}
- do {
- ret = llapi_find(argv[pathstart], ¶m);
- } while (++pathstart < pathend && !ret);
+ do {
+ rc = llapi_find(argv[pathstart], ¶m);
+ if (rc != 0 && ret == 0)
+ ret = rc;
+ } while (++pathstart < pathend);
if (ret)
fprintf(stderr, "error: %s failed for %s.\n",
argv[0], argv[optind - 1]);
err:
- if (param.obduuid && param.num_alloc_obds)
- free(param.obduuid);
+ if (param.fp_obd_uuid && param.fp_num_alloc_obds)
+ free(param.fp_obd_uuid);
- if (param.mdtuuid && param.num_alloc_mdts)
- free(param.mdtuuid);
+ if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
+ free(param.fp_mdt_uuid);
return ret;
}
};
int c, rc;
- param->maxdepth = 1;
- optind = 0;
+ param->fp_max_depth = 1;
while ((c = getopt_long(argc, argv, "cdDghiLMoO:pqrRsSv",
long_opts, NULL)) != -1) {
switch (c) {
case 'O':
- if (param->obduuid) {
+ if (param->fp_obd_uuid) {
fprintf(stderr,
"error: %s: only one obduuid allowed",
argv[0]);
return CMD_HELP;
}
- param->obduuid = (struct obd_uuid *)optarg;
+ param->fp_obd_uuid = (struct obd_uuid *)optarg;
break;
case 'q':
- param->quiet++;
+ param->fp_quiet++;
break;
case 'd':
- param->maxdepth = 0;
+ param->fp_max_depth = 0;
break;
case 'D':
- param->get_default_lmv = 1;
+ param->fp_get_default_lmv = 1;
break;
case 'r':
- param->recursive = 1;
+ param->fp_recursive = 1;
break;
case 'v':
- param->verbose = VERBOSE_ALL | VERBOSE_DETAIL;
+ param->fp_verbose = VERBOSE_ALL | VERBOSE_DETAIL;
break;
case 'c':
#if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 6, 53, 0)
fprintf(stderr, "warning: '--count' deprecated,"
" use '--stripe-count' instead\n");
#endif
- if (!(param->verbose & VERBOSE_DETAIL)) {
- param->verbose |= VERBOSE_COUNT;
- param->maxdepth = 0;
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_COUNT;
+ param->fp_max_depth = 0;
}
break;
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
#endif
#endif /* LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0) */
case 'S':
- if (!(param->verbose & VERBOSE_DETAIL)) {
- param->verbose |= VERBOSE_SIZE;
- param->maxdepth = 0;
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_SIZE;
+ param->fp_max_depth = 0;
}
break;
#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 9, 53, 0)
fprintf(stderr, "warning: '--index' deprecated"
", use '--stripe-index' instead\n");
#endif
- if (!(param->verbose & VERBOSE_DETAIL)) {
- param->verbose |= VERBOSE_OFFSET;
- param->maxdepth = 0;
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_OFFSET;
+ param->fp_max_depth = 0;
}
break;
case 'p':
- if (!(param->verbose & VERBOSE_DETAIL)) {
- param->verbose |= VERBOSE_POOL;
- param->maxdepth = 0;
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_POOL;
+ param->fp_max_depth = 0;
}
break;
case 'g':
- if (!(param->verbose & VERBOSE_DETAIL)) {
- param->verbose |= VERBOSE_GENERATION;
- param->maxdepth = 0;
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_GENERATION;
+ param->fp_max_depth = 0;
}
break;
case 'L':
- if (!(param->verbose & VERBOSE_DETAIL)) {
- param->verbose |= VERBOSE_LAYOUT;
- param->maxdepth = 0;
+ if (!(param->fp_verbose & VERBOSE_DETAIL)) {
+ param->fp_verbose |= VERBOSE_LAYOUT;
+ param->fp_max_depth = 0;
}
break;
case 'M':
- if (!(param->verbose & VERBOSE_DETAIL))
- param->maxdepth = 0;
- param->verbose |= VERBOSE_MDTINDEX;
+ if (!(param->fp_verbose & VERBOSE_DETAIL))
+ param->fp_max_depth = 0;
+ param->fp_verbose |= VERBOSE_MDTINDEX;
break;
case 'R':
- param->raw = 1;
+ param->fp_raw = 1;
break;
default:
return CMD_HELP;
if (optind >= argc)
return CMD_HELP;
- if (param->recursive)
- param->maxdepth = -1;
+ if (param->fp_recursive)
+ param->fp_max_depth = -1;
- if (!param->verbose)
- param->verbose = VERBOSE_ALL;
- if (param->quiet)
- param->verbose = VERBOSE_OBJID;
+ if (!param->fp_verbose)
+ param->fp_verbose = VERBOSE_ALL;
+ if (param->fp_quiet)
+ param->fp_verbose = VERBOSE_OBJID;
do {
rc = llapi_getstripe(argv[optind], param);
memset(¶m, 0, sizeof(param));
if (!strcmp(argv[0], "mdts"))
- param.get_lmv = 1;
+ param.fp_get_lmv = 1;
rc = llapi_ostlist(mntdir, ¶m);
if (rc) {
{
struct find_param param = { 0 };
- param.get_lmv = 1;
+ param.fp_get_lmv = 1;
return lfs_getstripe_internal(argc, argv, ¶m);
}
char *stripe_offset_opt = NULL;
char *stripe_count_opt = NULL;
char *stripe_hash_opt = NULL;
- int default_stripe = 0;
+ 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 option long_opts[] = {
{"count", required_argument, 0, 'c'},
+ {"delete", no_argument, 0, 'd'},
{"index", required_argument, 0, 'i'},
+ {"mode", required_argument, 0, 'm'},
{"hash-type", required_argument, 0, 't'},
- {"default_stripe", required_argument, 0, 'D'},
+ {"default_stripe", no_argument, 0, 'D'},
{0, 0, 0, 0}
};
- optind = 0;
-
- while ((c = getopt_long(argc, argv, "c:Di:t:", long_opts, NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "c:dDi:m:t:", long_opts,
+ NULL)) >= 0) {
switch (c) {
case 0:
/* Long options. */
case 'c':
stripe_count_opt = optarg;
break;
+ case 'd':
+ delete = true;
+ default_stripe = true;
+ break;
case 'D':
- default_stripe = 1;
+ default_stripe = true;
break;
case 'i':
stripe_offset_opt = optarg;
break;
+ case 'm':
+ mode_opt = optarg;
+ break;
case 't':
stripe_hash_opt = optarg;
break;
return CMD_HELP;
}
- if (stripe_offset_opt == NULL && stripe_count_opt == NULL) {
+ if (!delete && stripe_offset_opt == NULL && stripe_count_opt == NULL) {
fprintf(stderr, "error: %s: missing stripe offset and count.\n",
argv[0]);
return CMD_HELP;
}
}
+ if (delete) {
+ if (stripe_offset_opt != NULL || stripe_count_opt != NULL) {
+ fprintf(stderr, "error: %s: cannot specify -d with -s,"
+ " or -i options.\n", argv[0]);
+ return CMD_HELP;
+ } else {
+ stripe_count = 0;
+ }
+ }
+
+
+ if (mode_opt != NULL) {
+ mode = strtoul(mode_opt, &end, 8);
+ if (*end != '\0') {
+ fprintf(stderr, "error: %s: bad mode '%s'\n",
+ argv[0], mode_opt);
+ return CMD_HELP;
+ }
+ previous_mode = umask(0);
+ }
+
if (stripe_hash_opt == NULL ||
strcmp(stripe_hash_opt, LMV_HASH_NAME_FNV_1A_64) == 0) {
hash_type = LMV_HASH_TYPE_FNV_1A_64;
dname = argv[optind];
do {
- if (default_stripe == 1) {
+ if (default_stripe) {
result = llapi_dir_set_default_lmv_stripe(dname,
stripe_offset, stripe_count,
hash_type, NULL);
} else {
- result = llapi_dir_create_pool(dname, 0, stripe_offset,
+ result = llapi_dir_create_pool(dname, mode,
+ stripe_offset,
stripe_count, hash_type,
NULL);
}
dname = argv[++optind];
} while (dname != NULL);
+ if (mode_opt != NULL)
+ umask(previous_mode);
+
return result;
}
static int lfs_mv(int argc, char **argv)
{
- struct find_param param = { .maxdepth = -1, .mdtindex = -1};
+ struct find_param param = {
+ .fp_max_depth = -1,
+ .fp_mdt_index = -1,
+ };
char *end;
int c;
int rc = 0;
struct option long_opts[] = {
- {"--mdt-index", required_argument, 0, 'M'},
+ {"mdt-index", required_argument, 0, 'M'},
{"verbose", no_argument, 0, 'v'},
{0, 0, 0, 0}
};
while ((c = getopt_long(argc, argv, "M:v", long_opts, NULL)) != -1) {
switch (c) {
case 'M': {
- param.mdtindex = strtoul(optarg, &end, 0);
+ param.fp_mdt_index = strtoul(optarg, &end, 0);
if (*end != '\0') {
fprintf(stderr, "%s: invalid MDT index'%s'\n",
argv[0], optarg);
break;
}
case 'v': {
- param.verbose = VERBOSE_DETAIL;
+ param.fp_verbose = VERBOSE_DETAIL;
break;
}
default:
}
}
- if (param.mdtindex == -1) {
- fprintf(stderr, "%s MDT index must be indicated\n", argv[0]);
+ if (param.fp_mdt_index == -1) {
+ fprintf(stderr, "%s: MDT index must be specified\n", argv[0]);
return CMD_HELP;
}
if (optind >= argc) {
- fprintf(stderr, "%s missing operand path\n", argv[0]);
+ fprintf(stderr, "%s: missing operand path\n", argv[0]);
return CMD_HELP;
}
- param.migrate = 1;
- rc = llapi_mv(argv[optind], ¶m);
+ param.fp_migrate = 1;
+ rc = llapi_migrate_mdt(argv[optind], ¶m);
if (rc != 0)
- fprintf(stderr, "cannot migrate '%s' to MDT%04x: %s\n",
- argv[optind], param.mdtindex, strerror(-rc));
+ fprintf(stderr, "%s: cannot migrate '%s' to MDT%04x: %s\n",
+ argv[0], argv[optind], param.fp_mdt_index,
+ strerror(-rc));
return rc;
}
double ratio = 0;
char *suffix = "KMGTPEZY";
/* Note if we have >2^64 bytes/fs these buffers will need to be grown */
- char tbuf[20], ubuf[20], abuf[20], rbuf[20];
+ char tbuf[3 * sizeof(__u64)];
+ char ubuf[3 * sizeof(__u64)];
+ char abuf[3 * sizeof(__u64)];
+ char rbuf[3 * sizeof(__u64)];
if (!uuid || !stat)
return -EINVAL;
if (rc == -ENODEV)
break;
+ if (rc == -EAGAIN)
+ continue;
+
if (poolname && tp->st_op == LL_STATFS_LOV &&
llapi_search_ost(fsname, poolname,
obd_uuid2str(&uuid_buf)) != 1)
{0, 0, 0, 0}
};
- optind = 0;
while ((c = getopt_long(argc, argv, "hilp:", long_opts, NULL)) != -1) {
switch (c) {
case 'i':
{
char mntdir[PATH_MAX] = "", path[PATH_MAX] = "", fsname[PATH_MAX] = "";
int rc = 0, index = 0, c;
- char buf[sizeof(struct obd_uuid)];
-
- optind = 0;
- while ((c = getopt(argc, argv, "h")) != -1)
- return CMD_HELP;
-
- if (optind == argc) { /* no paths specified, get all paths. */
- while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
- rc = llapi_getname(mntdir, buf, sizeof(buf));
- if (rc < 0) {
- fprintf(stderr,
- "cannot get name for `%s': %s\n",
- mntdir, strerror(-rc));
- break;
- }
-
- printf("%s %s\n", buf, mntdir);
-
- 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;
- }
-
- printf("%s %s\n", buf, argv[optind]);
- }
- }
- 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];
-
- if (argc != 2)
- return CMD_HELP;
-
- obd_types[0] = obd_type1;
- obd_types[1] = obd_type2;
-
- if (strcmp(argv[1], "osts") == 0) {
- strcpy(obd_types[0], "osc");
- } else if (strcmp(argv[1], "mds") == 0) {
- strcpy(obd_types[0], "mdc");
- } else if (strcmp(argv[1], "servers") == 0) {
- num_types = 2;
- strcpy(obd_types[0], "osc");
- strcpy(obd_types[1], "mdc");
- } else {
- fprintf(stderr, "error: %s: option '%s' unrecognized\n",
- argv[0], argv[1]);
- return CMD_HELP;
- }
-
- rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
- if (rc < 0 || mntdir[0] == '\0') {
- fprintf(stderr, "No suitable Lustre mount found\n");
- return rc;
- }
-
- rc = llapi_target_iterate(num_types, obd_types,
- mntdir, llapi_ping_target);
-
- if (rc)
- fprintf(stderr, "error: %s: %s status failed\n",
- argv[0],argv[1]);
-
- return rc;
-
-}
-
-static int lfs_join(int argc, char **argv)
-{
- fprintf(stderr, "join two lustre files into one.\n"
- "obsolete, HEAD does not support it anymore.\n");
- return 0;
-}
-
-#ifdef HAVE_SYS_QUOTA_H
-static int lfs_quotacheck(int argc, char **argv)
-{
- int c, check_type = 0;
- char *mnt;
- struct if_quotacheck qchk;
- struct if_quotactl qctl;
- char *obd_type = (char *)qchk.obd_type;
- int rc;
-
- memset(&qchk, 0, sizeof(qchk));
-
- optind = 0;
- while ((c = getopt(argc, argv, "gu")) != -1) {
- switch (c) {
- case 'u':
- check_type |= 0x01;
- break;
- case 'g':
- check_type |= 0x02;
- break;
- default:
- fprintf(stderr, "error: %s: option '-%c' "
- "unrecognized\n", argv[0], c);
- return CMD_HELP;
- }
- }
-
- if (check_type)
- check_type--;
- else /* do quotacheck for both user & group quota by default */
- check_type = 0x02;
-
- if (argc == optind)
- return CMD_HELP;
-
- mnt = argv[optind];
-
- rc = llapi_quotacheck(mnt, check_type);
- if (rc == -EOPNOTSUPP) {
- fprintf(stderr, "error: quotacheck not supported by the quota "
- "master.\nPlease note that quotacheck is deprecated as "
- "of lustre 2.4.0 since space accounting is always "
- "enabled.\nFilesystems not formatted with 2.4 utils or "
- "beyond can be upgraded with tunefs.lustre --quota.\n");
- return rc;
- } else if (rc) {
- fprintf(stderr, "quotacheck failed: %s\n", strerror(-rc));
- return rc;
- }
-
- rc = llapi_poll_quotacheck(mnt, &qchk);
- if (rc) {
- if (*obd_type)
- fprintf(stderr, "%s %s ", obd_type,
- obd_uuid2str(&qchk.obd_uuid));
- fprintf(stderr, "quota check failed: %s\n", strerror(-rc));
- return rc;
- }
-
- memset(&qctl, 0, sizeof(qctl));
- qctl.qc_cmd = LUSTRE_Q_QUOTAON;
- qctl.qc_type = check_type;
- rc = llapi_quotactl(mnt, &qctl);
- if (rc && rc != -EALREADY) {
- if (*obd_type)
- fprintf(stderr, "%s %s ", (char *)qctl.obd_type,
- obd_uuid2str(&qctl.obd_uuid));
- fprintf(stderr, "%s turn on quota failed: %s\n",
- argv[0], strerror(-rc));
- return rc;
- }
-
- return 0;
-}
-
-static int lfs_quotaon(int argc, char **argv)
-{
- int c;
- char *mnt;
- struct if_quotactl qctl;
- char *obd_type = (char *)qctl.obd_type;
- int rc;
-
- memset(&qctl, 0, sizeof(qctl));
- qctl.qc_cmd = LUSTRE_Q_QUOTAON;
-
- optind = 0;
- while ((c = getopt(argc, argv, "fgu")) != -1) {
- switch (c) {
- case 'u':
- qctl.qc_type |= 0x01;
- break;
- case 'g':
- qctl.qc_type |= 0x02;
- break;
- case 'f':
- qctl.qc_cmd = LUSTRE_Q_QUOTAOFF;
- break;
- default:
- fprintf(stderr, "error: %s: option '-%c' "
- "unrecognized\n", argv[0], c);
- return CMD_HELP;
- }
- }
-
- if (qctl.qc_type)
- qctl.qc_type--;
- else /* by default, enable quota for both user & group */
- qctl.qc_type = 0x02;
+ char buf[sizeof(struct obd_uuid)];
- if (argc == optind)
+ while ((c = getopt(argc, argv, "h")) != -1)
return CMD_HELP;
- mnt = argv[optind];
+ 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;
+ }
- rc = llapi_quotactl(mnt, &qctl);
- if (rc) {
- if (rc == -EOPNOTSUPP) {
- fprintf(stderr, "error: quotaon not supported by the "
- "quota master.\nPlease note that quotaon/off is"
- " deprecated as of lustre 2.4.0.\nQuota "
- "enforcement should now be enabled on the MGS "
- "via:\nmgs# lctl conf_param ${FSNAME}.quota."
- "<ost|mdt>=<u|g|ug>\n(ost for block quota, mdt "
- "for inode quota, u for user and g for group"
- "\n");
- } else if (rc == -EALREADY) {
- rc = 0;
- } else if (rc == -ENOENT) {
- fprintf(stderr, "error: cannot find quota database, "
- "make sure you have run quotacheck\n");
- } else {
- if (*obd_type)
- fprintf(stderr, "%s %s ", obd_type,
- obd_uuid2str(&qctl.obd_uuid));
- fprintf(stderr, "%s failed: %s\n", argv[0],
- strerror(-rc));
+ printf("%s %s\n", buf, mntdir);
+
+ path[0] = fsname[0] = mntdir[0] = 0;
}
- }
+ } else { /* paths specified, only attempt to search these. */
+ for (; optind < argc; optind++) {
+ rc = llapi_getname(argv[optind], buf, sizeof(buf));
+ if (rc < 0) {
+ fprintf(stderr,
+ "cannot get name for `%s': %s\n",
+ argv[optind], strerror(-rc));
+ break;
+ }
+ printf("%s %s\n", buf, argv[optind]);
+ }
+ }
return rc;
}
-static int lfs_quotaoff(int argc, char **argv)
+static int lfs_check(int argc, char **argv)
{
- int c;
- char *mnt;
- struct if_quotactl qctl;
- char *obd_type = (char *)qctl.obd_type;
int rc;
+ char mntdir[PATH_MAX] = {'\0'};
+ int num_types = 1;
+ char *obd_types[2];
+ char obd_type1[4];
+ char obd_type2[4];
- memset(&qctl, 0, sizeof(qctl));
- qctl.qc_cmd = LUSTRE_Q_QUOTAOFF;
+ if (argc != 2)
+ return CMD_HELP;
- optind = 0;
- while ((c = getopt(argc, argv, "gu")) != -1) {
- switch (c) {
- case 'u':
- qctl.qc_type |= 0x01;
- break;
- case 'g':
- qctl.qc_type |= 0x02;
- break;
- default:
- fprintf(stderr, "error: %s: option '-%c' "
- "unrecognized\n", argv[0], c);
+ obd_types[0] = obd_type1;
+ obd_types[1] = obd_type2;
+
+ if (strcmp(argv[1], "osts") == 0) {
+ strcpy(obd_types[0], "osc");
+ } else if (strcmp(argv[1], "mds") == 0) {
+ strcpy(obd_types[0], "mdc");
+ } else if (strcmp(argv[1], "servers") == 0) {
+ num_types = 2;
+ strcpy(obd_types[0], "osc");
+ strcpy(obd_types[1], "mdc");
+ } else {
+ fprintf(stderr, "error: %s: option '%s' unrecognized\n",
+ argv[0], argv[1]);
return CMD_HELP;
- }
}
- if (qctl.qc_type)
- qctl.qc_type--;
- else /* by default, disable quota for both user & group */
- qctl.qc_type = 0x02;
+ rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
+ if (rc < 0 || mntdir[0] == '\0') {
+ fprintf(stderr, "No suitable Lustre mount found\n");
+ return rc;
+ }
- if (argc == optind)
- return CMD_HELP;
+ rc = llapi_target_check(num_types, obd_types, mntdir);
+ if (rc)
+ fprintf(stderr, "error: %s: %s status failed\n",
+ argv[0],argv[1]);
- mnt = argv[optind];
+ return rc;
- rc = llapi_quotactl(mnt, &qctl);
- if (rc) {
- if (rc == -EOPNOTSUPP) {
- fprintf(stderr, "error: quotaoff not supported by the "
- "quota master.\nPlease note that quotaon/off is"
- " deprecated as of lustre 2.4.0.\nQuota "
- "enforcement can be disabled on the MGS via:\n"
- "mgs# lctl conf_param ${FSNAME}.quota.<ost|mdt>"
- "=\"\"\n");
- } else if (rc == -EALREADY) {
- rc = 0;
- } else {
- if (*obd_type)
- fprintf(stderr, "%s %s ", obd_type,
- obd_uuid2str(&qctl.obd_uuid));
- fprintf(stderr, "quotaoff failed: %s\n",
- strerror(-rc));
- }
- }
+}
- return rc;
+static int lfs_join(int argc, char **argv)
+{
+ fprintf(stderr, "join two lustre files into one.\n"
+ "obsolete, HEAD does not support it anymore.\n");
+ return 0;
}
+#ifdef HAVE_SYS_QUOTA_H
#define ARG2INT(nr, str, msg) \
do { \
char *endp; \
qctl.qc_cmd = LUSTRE_Q_SETINFO;
qctl.qc_type = UGQUOTA;
- optind = 0;
while ((c = getopt_long(argc, argv, "b:gi:tu", long_opts, NULL)) != -1) {
switch (c) {
case 'u':
* so it can be used as a marker that qc_type
* isn't reinitialized from command line */
- optind = 0;
while ((c = getopt_long(argc, argv, "b:B:g:i:I:u:", long_opts, NULL)) != -1) {
switch (c) {
case 'u':
"files", "quota", "limit", "grace");
}
-static void kbytes2str(__u64 num, char *buf, bool h)
+static void kbytes2str(__u64 num, char *buf, int buflen, bool h)
{
if (!h) {
- sprintf(buf, LPU64, num);
+ snprintf(buf, buflen, "%ju", (uintmax_t)num);
} else {
- if (num >> 30)
- sprintf(buf, LPU64"%s", num >> 30, "T");
+ if (num >> 40)
+ snprintf(buf, buflen, "%5.4gP",
+ (double)num / ((__u64)1 << 40));
+ else if (num >> 30)
+ snprintf(buf, buflen, "%5.4gT",
+ (double)num / (1 << 30));
else if (num >> 20)
- sprintf(buf, LPU64"%s", num >> 20, "G");
+ snprintf(buf, buflen, "%5.4gG",
+ (double)num / (1 << 20));
else if (num >> 10)
- sprintf(buf, LPU64"%s", num >> 10, "M");
+ snprintf(buf, buflen, "%5.4gM",
+ (double)num / (1 << 10));
else
- sprintf(buf, LPU64"%s", num, "K");
+ snprintf(buf, buflen, "%ju%s", (uintmax_t)num, "k");
}
}
+#define STRBUF_LEN 32
static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
int rc, bool h)
{
if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA) {
int bover = 0, iover = 0;
struct obd_dqblk *dqb = &qctl->qc_dqblk;
- char numbuf[3][32];
+ char numbuf[3][STRBUF_LEN];
char timebuf[40];
- char strbuf[32];
+ char strbuf[STRBUF_LEN];
if (dqb->dqb_bhardlimit &&
- toqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
+ lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
bover = 1;
} else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
if (dqb->dqb_btime > now) {
if (bover)
diff2str(dqb->dqb_btime, timebuf, now);
- kbytes2str(toqb(dqb->dqb_curspace), strbuf, h);
+ kbytes2str(lustre_stoqb(dqb->dqb_curspace),
+ strbuf, sizeof(strbuf), h);
if (rc == -EREMOTEIO)
sprintf(numbuf[0], "%s*", strbuf);
else
sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
"%s" : "[%s]", strbuf);
- kbytes2str(dqb->dqb_bsoftlimit, strbuf, h);
+ kbytes2str(dqb->dqb_bsoftlimit, strbuf, sizeof(strbuf), h);
if (type == QC_GENERAL)
sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
"%s" : "[%s]", strbuf);
else
sprintf(numbuf[1], "%s", "-");
- kbytes2str(dqb->dqb_bhardlimit, strbuf, h);
+ kbytes2str(dqb->dqb_bhardlimit, strbuf, sizeof(strbuf), h);
sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
"%s" : "[%s]", strbuf);
diff2str(dqb->dqb_itime, timebuf, now);
sprintf(numbuf[0], (dqb->dqb_valid & QIF_INODES) ?
- LPU64 : "["LPU64"]", dqb->dqb_curinodes);
+ "%ju" : "[%ju]", (uintmax_t)dqb->dqb_curinodes);
if (type == QC_GENERAL)
sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
- LPU64 : "["LPU64"]", dqb->dqb_isoftlimit);
+ "%ju" : "[%ju]",
+ (uintmax_t)dqb->dqb_isoftlimit);
else
sprintf(numbuf[1], "%s", "-");
sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
- LPU64 : "["LPU64"]", dqb->dqb_ihardlimit);
+ "%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
if (type != QC_OSTIDX)
printf(" %7s%c %6s %7s %7s",
__u64 total_ialloc = 0, total_balloc = 0;
bool human_readable = false;
- optind = 0;
while ((c = getopt(argc, argv, "gi:I:o:qtuvh")) != -1) {
switch (c) {
case 'u':
break;
case 'o':
valid = qctl.qc_valid = QC_UUID;
- strncpy(obd_uuid, optarg, sizeof(qctl.obd_uuid));
+ strlcpy(obd_uuid, optarg, sizeof(qctl.obd_uuid));
break;
case 'i':
valid = qctl.qc_valid = QC_MDTIDX;
if (qctl.qc_valid == QC_GENERAL && qctl.qc_cmd != LUSTRE_Q_GETINFO &&
verbose) {
- char strbuf[32];
+ char strbuf[STRBUF_LEN];
- kbytes2str(total_balloc, strbuf, human_readable);
rc2 = print_obd_quota(mnt, &qctl, 1, human_readable,
&total_ialloc);
rc3 = print_obd_quota(mnt, &qctl, 0, human_readable,
&total_balloc);
- printf("Total allocated inode limit: "LPU64", total "
- "allocated block limit: %s\n", total_ialloc, strbuf);
+ kbytes2str(total_balloc, strbuf, sizeof(strbuf),
+ human_readable);
+ printf("Total allocated inode limit: %ju, total "
+ "allocated block limit: %s\n", (uintmax_t)total_ialloc,
+ strbuf);
}
if (rc1 || rc2 || rc3 || inacc)
static int lfs_flushctx(int argc, char **argv)
{
- int kdestroy = 0, c;
- FILE *proc = NULL;
- char procline[PATH_MAX], *line;
- int rc = 0;
+ int kdestroy = 0, c;
+ char mntdir[PATH_MAX] = {'\0'};
+ int index = 0;
+ int rc = 0;
- optind = 0;
while ((c = getopt(argc, argv, "k")) != -1) {
switch (c) {
case 'k':
}
if (kdestroy) {
- int rc;
if ((rc = system("kdestroy > /dev/null")) != 0) {
rc = WEXITSTATUS(rc);
fprintf(stderr, "error destroying tickets: %d, continuing\n", rc);
}
}
- if (optind >= argc) {
- /* flush for all mounted lustre fs. */
- proc = fopen("/proc/mounts", "r");
- if (!proc) {
- fprintf(stderr, "error: %s: can't open /proc/mounts\n",
- argv[0]);
- return -1;
- }
-
- while ((line = fgets(procline, PATH_MAX, proc)) != NULL) {
- char dev[PATH_MAX];
- char mp[PATH_MAX];
- char fs[PATH_MAX];
+ if (optind >= argc) {
+ /* flush for all mounted lustre fs. */
+ while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
+ /* Check if we have a mount point */
+ if (mntdir[0] == '\0')
+ continue;
- if (sscanf(line, "%s %s %s", dev, mp, fs) != 3) {
- fprintf(stderr, "%s: unexpected format in "
- "/proc/mounts\n",
- argv[0]);
+ if (flushctx_ioctl(mntdir))
rc = -1;
- goto out;
- }
-
- if (strcmp(fs, "lustre") != 0)
- continue;
- /* we use '@' to determine it's a client. are there
- * any other better way?
- */
- if (strchr(dev, '@') == NULL)
- continue;
- if (flushctx_ioctl(mp))
- rc = -1;
- }
+ mntdir[0] = '\0'; /* avoid matching in next loop */
+ }
} else {
/* flush fs as specified */
while (optind < argc) {
rc = -1;
}
}
-
-out:
- if (proc != NULL)
- fclose(proc);
return rc;
}
static int lfs_changelog(int argc, char **argv)
{
void *changelog_priv;
- struct changelog_ext_rec *rec;
+ struct changelog_rec *rec;
long long startrec = 0, endrec = 0;
char *mdd;
struct option long_opts[] = {
char short_opts[] = "f";
int rc, follow = 0;
- optind = 0;
while ((rc = getopt_long(argc, argv, short_opts,
long_opts, NULL)) != -1) {
switch (rc) {
if (argc > optind)
endrec = strtoll(argv[optind++], NULL, 10);
- rc = llapi_changelog_start(&changelog_priv,
- CHANGELOG_FLAG_BLOCK |
- (follow ? CHANGELOG_FLAG_FOLLOW : 0),
- mdd, startrec);
- if (rc < 0) {
- fprintf(stderr, "Can't start changelog: %s\n",
- strerror(errno = -rc));
- return rc;
- }
+ rc = llapi_changelog_start(&changelog_priv,
+ CHANGELOG_FLAG_BLOCK |
+ CHANGELOG_FLAG_JOBID |
+ (follow ? CHANGELOG_FLAG_FOLLOW : 0),
+ mdd, startrec);
+ if (rc < 0) {
+ fprintf(stderr, "Can't start changelog: %s\n",
+ strerror(errno = -rc));
+ return rc;
+ }
while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
time_t secs;
continue;
}
- secs = rec->cr_time >> 30;
- gmtime_r(&secs, &ts);
- printf(LPU64" %02d%-5s %02d:%02d:%02d.%06d %04d.%02d.%02d "
- "0x%x t="DFID, rec->cr_index, rec->cr_type,
- changelog_type2str(rec->cr_type),
- ts.tm_hour, ts.tm_min, ts.tm_sec,
- (int)(rec->cr_time & ((1<<30) - 1)),
- ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
- rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
- if (rec->cr_namelen)
- /* namespace rec includes parent and filename */
+ secs = rec->cr_time >> 30;
+ gmtime_r(&secs, &ts);
+ printf("%ju %02d%-5s %02d:%02d:%02d.%06d %04d.%02d.%02d "
+ "0x%x t="DFID, (uintmax_t) rec->cr_index, rec->cr_type,
+ changelog_type2str(rec->cr_type),
+ ts.tm_hour, ts.tm_min, ts.tm_sec,
+ (int)(rec->cr_time & ((1<<30) - 1)),
+ ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
+ rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
+
+ if (rec->cr_flags & CLF_JOBID) {
+ struct changelog_ext_jobid *jid =
+ changelog_rec_jobid(rec);
+
+ if (jid->cr_jobid[0] != '\0')
+ printf(" j=%s", jid->cr_jobid);
+ }
+
+ if (rec->cr_namelen)
printf(" p="DFID" %.*s", PFID(&rec->cr_pfid),
- rec->cr_namelen, rec->cr_name);
- if (fid_is_sane(&rec->cr_sfid))
- printf(" s="DFID" sp="DFID" %.*s",
- PFID(&rec->cr_sfid), PFID(&rec->cr_spfid),
- changelog_rec_snamelen(rec),
- changelog_rec_sname(rec));
+ rec->cr_namelen, changelog_rec_name(rec));
+
+ if (rec->cr_flags & CLF_RENAME) {
+ struct changelog_ext_rename *rnm =
+ changelog_rec_rename(rec);
+
+ if (!fid_is_zero(&rnm->cr_sfid))
+ printf(" s="DFID" sp="DFID" %.*s",
+ PFID(&rnm->cr_sfid),
+ PFID(&rnm->cr_spfid),
+ (int)changelog_rec_snamelen(rec),
+ changelog_rec_sname(rec));
+ }
printf("\n");
- llapi_changelog_free(&rec);
+ llapi_changelog_free(&rec);
}
llapi_changelog_fini(&changelog_priv);
int printcur = 0;
int rc = 0;
- optind = 0;
-
while ((rc = getopt_long(argc, argv, short_opts,
long_opts, NULL)) != -1) {
switch (rc) {
device = argv[optind++];
path = calloc(1, PATH_MAX);
+ if (path == NULL) {
+ fprintf(stderr, "error: Not enough memory\n");
+ return -errno;
+ }
rc = 0;
while (optind < argc) {
static int lfs_path2fid(int argc, char **argv)
{
- char **path;
- const char *sep = "";
- lustre_fid fid;
- int rc = 0;
+ struct option long_opts[] = {
+ {"parents", no_argument, 0, 'p'},
+ {0, 0, 0, 0}
+ };
+ char **path;
+ const char short_opts[] = "p";
+ const char *sep = "";
+ lustre_fid fid;
+ int rc = 0;
+ bool show_parents = false;
+
+ while ((rc = getopt_long(argc, argv, short_opts,
+ long_opts, NULL)) != -1) {
+ switch (rc) {
+ case 'p':
+ show_parents = true;
+ break;
+ default:
+ fprintf(stderr, "error: %s: option '%s' unrecognized\n",
+ argv[0], argv[optind - 1]);
+ return CMD_HELP;
+ }
+ }
- if (argc < 2)
+ if (optind > argc - 1)
return CMD_HELP;
- else if (argc > 2)
+ else if (optind < argc - 1)
sep = ": ";
- path = argv + 1;
- while (*path != NULL) {
- int err = llapi_path2fid(*path, &fid);
+ rc = 0;
+ for (path = argv + optind; *path != NULL; path++) {
+ int err = 0;
+ if (!show_parents) {
+ err = llapi_path2fid(*path, &fid);
+ if (!err)
+ printf("%s%s"DFID"\n",
+ *sep != '\0' ? *path : "", sep,
+ PFID(&fid));
+ } else {
+ char name[NAME_MAX + 1];
+ unsigned int linkno = 0;
+
+ while ((err = llapi_path2parent(*path, linkno, &fid,
+ name, sizeof(name))) == 0) {
+ if (*sep != '\0' && linkno == 0)
+ printf("%s%s", *path, sep);
+
+ printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
+ PFID(&fid), name);
+ linkno++;
+ }
+
+ /* err == -ENODATA is end-of-loop */
+ if (linkno > 0 && err == -ENODATA) {
+ printf("\n");
+ err = 0;
+ }
+ }
if (err) {
- fprintf(stderr, "%s: can't get fid for %s: %s\n",
- argv[0], *path, strerror(-err));
+ fprintf(stderr, "%s: can't get %sfid for %s: %s\n",
+ argv[0], show_parents ? "parent " : "", *path,
+ strerror(-err));
if (rc == 0) {
rc = err;
errno = -err;
}
- goto out;
}
- printf("%s%s"DFID"\n", *sep != '\0' ? *path : "", sep,
- PFID(&fid));
-out:
- path++;
}
return rc;
if (argc < 2)
return CMD_HELP;
- optind = 0;
while ((c = getopt(argc, argv, "nrw")) != -1) {
switch (c) {
case 'n':
if (rc < 0)
err(errno, "cannot get version for %s", path);
else
- printf(LPU64 "\n", data_version);
+ printf("%ju" "\n", (uintmax_t)data_version);
close(fd);
return rc;
if (argc < 3)
return CMD_HELP;
- optind = 0;
while ((c = getopt_long(argc, argv, short_opts,
long_opts, NULL)) != -1) {
switch (c) {
if ((hps == HPS_RUNNING) &&
(hua == HUA_ARCHIVE || hua == HUA_RESTORE))
- printf("("LPX64 " bytes moved)\n", he.length);
- else if ((he.offset + he.length) == OBD_OBJECT_EOF)
- printf("(from "LPX64 " to EOF)\n", he.offset);
+ printf("(%llu bytes moved)\n",
+ (unsigned long long)he.length);
+ else if ((he.offset + he.length) == LUSTRE_EOF)
+ printf("(from %llu to EOF)\n",
+ (unsigned long long)he.offset);
else
- printf("(from "LPX64 " to "LPX64")\n",
- he.offset, he.offset + he.length);
+ printf("(from %llu to %llu)\n",
+ (unsigned long long)he.offset,
+ (unsigned long long)(he.offset + he.length));
} while (++i < argc);
*
* \return 0 on success.
*/
-static int lfs_hsm_prepare_file(char *file, struct lu_fid *fid,
+static int lfs_hsm_prepare_file(const char *file, struct lu_fid *fid,
dev_t *last_dev)
{
struct stat st;
fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
return -errno;
}
+ /* Checking for regular file as archiving as posix copytool
+ * rejects archiving files other than regular files
+ */
+ if (!S_ISREG(st.st_mode)) {
+ fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
+ return CMD_HELP;
+ }
/* A request should be ... */
if (*last_dev != st.st_dev && *last_dev != 0) {
fprintf(stderr, "All files should be "
return 0;
}
+/* Fill an HSM HUR item with a given file name.
+ *
+ * If mntpath is set, then the filename is actually a FID, and no
+ * lookup on the filesystem will be performed.
+ *
+ * \param[in] hur the user request to fill
+ * \param[in] idx index of the item inside the HUR to fill
+ * \param[in] mntpath mountpoint of Lustre
+ * \param[in] fname filename (if mtnpath is NULL)
+ * or FID (if mntpath is set)
+ * \param[in] last_dev pointer to last device id used
+ *
+ * \retval 0 on success
+ * \retval CMD_HELP or a negative errno on error
+ */
+static int fill_hur_item(struct hsm_user_request *hur, unsigned int idx,
+ const char *mntpath, const char *fname,
+ dev_t *last_dev)
+{
+ struct hsm_user_item *hui = &hur->hur_user_item[idx];
+ int rc;
+
+ 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 {
+ 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);
+ }
+
+ if (rc == 0)
+ hur->hur_request.hr_itemcount++;
+
+ return rc;
+}
+
static int lfs_hsm_request(int argc, char **argv, int action)
{
struct option long_opts[] = {
{"filelist", 1, 0, 'l'},
{"data", 1, 0, 'D'},
{"archive", 1, 0, 'a'},
+ {"mntpath", 1, 0, 'm'},
{0, 0, 0, 0}
};
dev_t last_dev = 0;
- char short_opts[] = "l:D:a:";
+ char short_opts[] = "l:D:a:m:";
struct hsm_user_request *hur, *oldhur;
int c, i;
size_t len;
int archive_id = 0;
FILE *fp;
int nbfile_alloc = 0;
- char some_file[PATH_MAX+1] = "";
+ char *some_file = NULL;
+ char *mntpath = NULL;
int rc;
if (argc < 2)
return CMD_HELP;
- optind = 0;
while ((c = getopt_long(argc, argv, short_opts,
long_opts, NULL)) != -1) {
switch (c) {
opaque = optarg;
break;
case 'a':
- if (action != HUA_ARCHIVE) {
+ if (action != HUA_ARCHIVE &&
+ action != HUA_REMOVE) {
fprintf(stderr,
"error: -a is supported only "
- "when archiving\n");
+ "when archiving or removing\n");
return CMD_HELP;
}
archive_id = atoi(optarg);
break;
+ case 'm':
+ if (some_file == NULL) {
+ mntpath = optarg;
+ some_file = strdup(optarg);
+ }
+ break;
case '?':
return CMD_HELP;
default:
hur->hur_request.hr_flags = 0;
/* All remaining args are files, add them */
- if (nbfile != 0) {
- if (strlen(argv[optind]) > sizeof(some_file)-1) {
- free(hur);
- return -E2BIG;
- }
- strncpy(some_file, argv[optind], sizeof(some_file));
- }
+ if (nbfile != 0 && some_file == NULL)
+ some_file = strdup(argv[optind]);
for (i = 0; i < nbfile; i++) {
- hur->hur_user_item[i].hui_extent.length = -1;
- rc = lfs_hsm_prepare_file(argv[optind + i],
- &hur->hur_user_item[i].hui_fid,
- &last_dev);
- hur->hur_request.hr_itemcount++;
+ rc = fill_hur_item(hur, i, mntpath, argv[optind + i],
+ &last_dev);
if (rc)
goto out_free;
}
}
while ((rc = getline(&line, &len, fp)) != -1) {
- struct hsm_user_item *hui;
-
- /* If allocated buffer was too small, gets something
- * bigger */
+ /* If allocated buffer was too small, get something
+ * larger */
if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
+ ssize_t size;
+
nbfile_alloc = nbfile_alloc * 2 + 1;
oldhur = hur;
hur = llapi_hsm_user_request_alloc(nbfile_alloc,
opaque_len);
if (hur == NULL) {
- fprintf(stderr, "Cannot allocate "
+ fprintf(stderr, "hsm: cannot allocate "
"the request: %s\n",
strerror(errno));
hur = oldhur;
fclose(fp);
goto out_free;
}
- memcpy(hur, oldhur, hur_len(oldhur));
+ size = hur_len(oldhur);
+ if (size < 0) {
+ fprintf(stderr, "hsm: cannot allocate "
+ "%u files + %u bytes data\n",
+ oldhur->hur_request.hr_itemcount,
+ oldhur->hur_request.hr_data_len);
+ free(hur);
+ hur = oldhur;
+ rc = -E2BIG;
+ fclose(fp);
+ goto out_free;
+ }
+ memcpy(hur, oldhur, size);
free(oldhur);
}
if (line[strlen(line) - 1] == '\n')
line[strlen(line) - 1] = '\0';
- hui =
- &hur->hur_user_item[hur->hur_request.hr_itemcount];
- hui->hui_extent.length = -1;
- rc = lfs_hsm_prepare_file(line, &hui->hui_fid,
- &last_dev);
- hur->hur_request.hr_itemcount++;
+ rc = fill_hur_item(hur, hur->hur_request.hr_itemcount,
+ mntpath, line, &last_dev);
if (rc) {
fclose(fp);
goto out_free;
}
- if ((some_file[0] == '\0') &&
- (strlen(line) < sizeof(some_file)))
- strcpy(some_file, line);
+ if (some_file == NULL) {
+ some_file = line;
+ line = NULL;
+ }
}
rc = fclose(fp);
- if (line)
- free(line);
+ free(line);
}
/* If a --data was used, add it to the request */
}
out_free:
+ free(some_file);
free(hur);
return rc;
}
SWAP_LAYOUTS_KEEP_ATIME);
}
+static const char *const ladvise_names[] = LU_LADVISE_NAMES;
+
+static enum lu_ladvise_type lfs_get_ladvice(const char *string)
+{
+ enum lu_ladvise_type advice;
+
+ for (advice = 0;
+ advice < ARRAY_SIZE(ladvise_names); advice++) {
+ if (ladvise_names[advice] == NULL)
+ continue;
+ if (strcmp(string, ladvise_names[advice]) == 0)
+ return advice;
+ }
+
+ return LU_LADVISE_INVALID;
+}
+
+static int lfs_ladvise(int argc, char **argv)
+{
+ struct option long_opts[] = {
+ {"advice", required_argument, 0, 'a'},
+ {"background", no_argument, 0, 'b'},
+ {"end", required_argument, 0, 'e'},
+ {"start", required_argument, 0, 's'},
+ {"length", required_argument, 0, 'l'},
+ {0, 0, 0, 0}
+ };
+ char short_opts[] = "a:be:l:s:";
+ int c;
+ int rc = 0;
+ const char *path;
+ int fd;
+ struct lu_ladvise advice;
+ enum lu_ladvise_type advice_type = LU_LADVISE_INVALID;
+ unsigned long long start = 0;
+ unsigned long long end = LUSTRE_EOF;
+ unsigned long long length = 0;
+ unsigned long long size_units;
+ unsigned long long flags = 0;
+
+ optind = 0;
+ while ((c = getopt_long(argc, argv, short_opts,
+ long_opts, NULL)) != -1) {
+ switch (c) {
+ case 'a':
+ advice_type = lfs_get_ladvice(optarg);
+ if (advice_type == LU_LADVISE_INVALID) {
+ fprintf(stderr, "%s: invalid advice type "
+ "'%s'\n", argv[0], optarg);
+ fprintf(stderr, "Valid types:");
+
+ for (advice_type = 0;
+ advice_type < ARRAY_SIZE(ladvise_names);
+ advice_type++) {
+ if (ladvise_names[advice_type] == NULL)
+ continue;
+ fprintf(stderr, " %s",
+ ladvise_names[advice_type]);
+ }
+ fprintf(stderr, "\n");
+
+ return CMD_HELP;
+ }
+ break;
+ case 'b':
+ flags |= LF_ASYNC;
+ break;
+ case 'e':
+ size_units = 1;
+ rc = llapi_parse_size(optarg, &end,
+ &size_units, 0);
+ if (rc) {
+ fprintf(stderr, "%s: bad end offset '%s'\n",
+ argv[0], optarg);
+ return CMD_HELP;
+ }
+ break;
+ case 's':
+ size_units = 1;
+ rc = llapi_parse_size(optarg, &start,
+ &size_units, 0);
+ if (rc) {
+ fprintf(stderr, "%s: bad start offset "
+ "'%s'\n", argv[0], optarg);
+ return CMD_HELP;
+ }
+ break;
+ case 'l':
+ size_units = 1;
+ rc = llapi_parse_size(optarg, &length,
+ &size_units, 0);
+ if (rc) {
+ fprintf(stderr, "%s: bad length '%s'\n",
+ argv[0], optarg);
+ return CMD_HELP;
+ }
+ break;
+ case '?':
+ return CMD_HELP;
+ default:
+ fprintf(stderr, "%s: option '%s' unrecognized\n",
+ argv[0], argv[optind - 1]);
+ return CMD_HELP;
+ }
+ }
+
+ if (advice_type == LU_LADVISE_INVALID) {
+ fprintf(stderr, "%s: please give an advice type\n", argv[0]);
+ fprintf(stderr, "Valid types:");
+ for (advice_type = 0; advice_type < ARRAY_SIZE(ladvise_names);
+ advice_type++) {
+ if (ladvise_names[advice_type] == NULL)
+ continue;
+ fprintf(stderr, " %s", ladvise_names[advice_type]);
+ }
+ fprintf(stderr, "\n");
+ return CMD_HELP;
+ }
+
+ if (argc <= optind) {
+ fprintf(stderr, "%s: please give one or more file names\n",
+ argv[0]);
+ return CMD_HELP;
+ }
+
+ if (end != LUSTRE_EOF && length != 0 && end != start + length) {
+ fprintf(stderr, "%s: conflicting arguments of -l and -e\n",
+ argv[0]);
+ return CMD_HELP;
+ }
+
+ if (end == LUSTRE_EOF && length != 0)
+ end = start + length;
+
+ if (end <= start) {
+ fprintf(stderr, "%s: range [%llu, %llu] is invalid\n",
+ argv[0], start, end);
+ return CMD_HELP;
+ }
+
+ while (optind < argc) {
+ int rc2;
+
+ 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;
+ }
+
+ advice.lla_start = start;
+ advice.lla_end = end;
+ advice.lla_advice = advice_type;
+ advice.lla_padding = 0;
+ rc2 = llapi_ladvise(fd, flags, 1, &advice);
+ close(fd);
+ if (rc2 < 0) {
+ fprintf(stderr, "%s: cannot give advice '%s' to file "
+ "'%s': %s\n", argv[0],
+ ladvise_names[advice_type],
+ path, strerror(errno));
+ }
+next:
+ if (rc == 0 && rc2 < 0)
+ rc = rc2;
+ }
+ return rc;
+}
+
int main(int argc, char **argv)
{
int rc;
- setlinebuf(stdout);
+ /* Ensure that liblustreapi constructor has run */
+ if (!liblustreapi_initialized)
+ fprintf(stderr, "liblustreapi was not properly initialized\n");
- ptl_initialize(argc, argv);
- if (obd_initialize(argc, argv) < 0)
- exit(2);
+ setlinebuf(stdout);
- Parser_init("lfs > ", cmdlist);
+ Parser_init("lfs > ", cmdlist);
+ progname = argv[0]; /* Used in error messages */
if (argc > 1) {
rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
} else {
rc = Parser_commands();
}
- obd_finalize(argc, argv);
return rc < 0 ? -rc : rc;
}
+#ifdef _LUSTRE_IDL_H_
+/* Everything we need here should be included by lustreapi.h. */
+# error "lfs should not depend on lustre_idl.h"
+#endif /* _LUSTRE_IDL_H_ */