4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2012, 2016, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
30 * Lustre is a trademark of Sun Microsystems, Inc.
35 #endif /* HAVE_CONFIG_H */
45 #include <linux/lustre/lustre_ver.h>
46 #include <sys/mount.h>
48 #include <sys/utsname.h>
49 #include <linux/loop.h>
50 #include <sys/types.h>
53 #include <linux/lustre/lustre_cfg.h>
55 #include <sys/types.h>
56 #include <sys/xattr.h>
60 #include <lustre/utils/gss/sk_utils.h>
63 #include "mount_utils.h"
65 extern char *progname;
68 #define vprint(fmt, arg...) if (verbose > 0) printf(fmt, ##arg)
69 #define verrprint(fmt, arg...) if (verbose >= 0) fprintf(stderr, fmt, ##arg)
71 static struct module_backfs_ops *backfs_ops[LDD_MT_LAST];
76 fprintf(stderr, "\n%s FATAL: ", progname);
79 int run_command(char *cmd, int cmdsz)
81 char log[] = "/tmp/run_command_logXXXXXX";
84 if ((cmdsz - strlen(cmd)) < 6) {
86 fprintf(stderr, "Command buffer overflow: %.*s...\n",
92 printf("cmd: %s\n", cmd);
94 if ((fd = mkstemp(log)) >= 0) {
100 strcat(cmd, " 2>&1");
102 /* Can't use popen because we need the rv of the command */
104 if (rc && (fd >= 0)) {
107 fp = fopen(log, "r");
109 while (fgets(buf, sizeof(buf), fp) != NULL) {
120 int add_param(char *buf, char *key, char *val)
122 int end = sizeof(((struct lustre_disk_data *)0)->ldd_params);
123 int start = strlen(buf);
127 keylen = strlen(key);
128 if (start + 1 + keylen + strlen(val) >= end) {
129 fprintf(stderr, "%s: params are too long-\n%s %s%s\n",
130 progname, buf, key ? key : "", val);
134 sprintf(buf + start, " %s%s", key ? key : "", val);
138 int get_param(char *buf, char *key, char **val)
140 int i, key_len = strlen(key);
143 ptr = strstr(buf, key);
145 *val = strdup(ptr + key_len);
149 for (i = 0; i < strlen(*val); i++)
150 if (((*val)[i] == ' ') || ((*val)[i] == '\0'))
160 int append_param(char *buf, char *key, char *val, char sep)
162 int key_len, i, offset, old_val_len;
163 char *ptr = NULL, str[1024];
166 ptr = strstr(buf, key);
168 /* key doesn't exist yet, so just add it */
170 return add_param(buf, key, val);
172 key_len = strlen(key);
174 /* Copy previous values to str */
175 for (i = 0; i < sizeof(str); ++i) {
176 if ((ptr[i+key_len] == ' ') || (ptr[i+key_len] == '\0'))
178 str[i] = ptr[i+key_len];
180 if (i == sizeof(str))
184 offset = old_val_len+key_len;
186 /* Move rest of buf to overwrite previous key and value */
187 for (i = 0; ptr[i+offset] != '\0'; ++i)
188 ptr[i] = ptr[i+offset];
192 snprintf(str+old_val_len, sizeof(str)-old_val_len, "%c%s", sep, val);
194 return add_param(buf, key, str);
197 char *strscat(char *dst, char *src, int buflen)
200 if (strlen(dst) + strlen(src) >= buflen) {
201 fprintf(stderr, "string buffer overflow (max %d): '%s' + '%s'"
202 "\n", buflen, dst, src);
205 return strcat(dst, src);
208 char *strscpy(char *dst, char *src, int buflen)
211 return strscat(dst, src, buflen);
214 int check_mtab_entry(char *spec1, char *spec2, char *mtpt, char *type)
219 fp = setmntent(MOUNTED, "r");
223 while ((mnt = getmntent(fp)) != NULL) {
224 if ((strcmp(mnt->mnt_fsname, spec1) == 0 ||
225 strcmp(mnt->mnt_fsname, spec2) == 0) &&
226 (mtpt == NULL || strcmp(mnt->mnt_dir, mtpt) == 0) &&
227 (type == NULL || strcmp(mnt->mnt_type, type) == 0)) {
238 #include <linux/magic.h>
240 static int mtab_is_proc(const char *mtab)
243 if (statfs(mtab, &s) < 0)
246 return (s.f_type == PROC_SUPER_MAGIC);
251 # include <libmount/libmount.h>
254 * The libmount is part of util-linux since 2.18.
255 * We use it to update utab to avoid umount would
256 * blocked in some rare case.
258 int update_utab_entry(struct mount_opts *mop)
260 struct libmnt_fs *fs = mnt_new_fs();
261 struct libmnt_update *upd;
264 mnt_fs_set_source(fs, mop->mo_source);
265 mnt_fs_set_target(fs, mop->mo_target);
266 mnt_fs_set_fstype(fs, "lustre");
267 mnt_fs_set_attributes(fs, "lustre");
269 upd = mnt_new_update();
273 rc = mnt_update_set_fs(upd, mop->mo_nomtab ? MS_REMOUNT : 0, NULL, fs);
274 if (rc == 1) /* update is unnecessary */
278 "error: failed to save utab entry: rc = %d\n", rc);
280 rc = mnt_update_table(upd, NULL);
283 mnt_free_update(upd);
289 int update_utab_entry(struct mount_opts *mop)
293 #endif /* HAVE_LIBMOUNT */
295 int update_mtab_entry(char *spec, char *mtpt, char *type, char *opts,
296 int flags, int freq, int pass)
302 /* Don't update mtab if it is linked to any file in /proc direcotry.*/
303 if (mtab_is_proc(MOUNTED))
306 mnt.mnt_fsname = spec;
309 mnt.mnt_opts = opts ? opts : "";
311 mnt.mnt_passno = pass;
313 fp = setmntent(MOUNTED, "a+");
315 fprintf(stderr, "%s: setmntent(%s): %s\n",
316 progname, MOUNTED, strerror (errno));
319 if ((addmntent(fp, &mnt)) == 1) {
320 fprintf(stderr, "%s: addmntent: %s\n",
321 progname, strerror (errno));
330 /* Search for opt in mntlist, returning true if found.
332 static int in_mntlist(char *opt, char *mntlist)
334 char *ml, *mlp, *item, *ctx = NULL;
336 if (!(ml = strdup(mntlist))) {
337 fprintf(stderr, "%s: out of memory\n", progname);
341 while ((item = strtok_r(mlp, ",", &ctx))) {
342 if (!strcmp(opt, item))
347 return (item != NULL);
350 /* Issue a message on stderr for every item in wanted_mountopts that is not
351 * present in mountopts. The justwarn boolean toggles between error and
352 * warning message. Return an error count.
354 int check_mountfsoptions(char *mountopts, char *wanted_mountopts)
356 char *ml, *mlp, *item, *ctx = NULL;
359 if (!(ml = strdup(wanted_mountopts))) {
360 fprintf(stderr, "%s: out of memory\n", progname);
364 while ((item = strtok_r(mlp, ",", &ctx))) {
365 if (!in_mntlist(item, mountopts)) {
366 fprintf(stderr, "%s: Error: mandatory mount option"
367 " '%s' is missing\n", progname, item);
376 /* Trim embedded white space, leading and trailing commas from string s.
378 void trim_mountfsoptions(char *s)
384 memmove(p, p + 1, strlen(p + 1) + 1);
391 memmove(&s[0], &s[1], strlen(&s[1]) + 1);
393 p = s + strlen(s) - 1;
394 while (p >= s && *p == ',')
398 /* Setup a file in the first unused loop_device */
399 int loop_setup(struct mkfs_opts *mop)
405 /* Figure out the loop device names */
406 if (!access("/dev/loop0", F_OK | R_OK) ||
407 !access("/dev/loop-control", F_OK | R_OK)) {
408 strcpy(loop_base, "/dev/loop\0");
409 } else if (!access("/dev/loop/0", F_OK | R_OK)) {
410 strcpy(loop_base, "/dev/loop/\0");
412 fprintf(stderr, "%s: can't access loop devices\n", progname);
416 /* Find unused loop device */
417 for (i = 0; i < MAX_LOOP_DEVICES; i++) {
419 int cmdsz = sizeof(cmd);
421 #ifdef HAVE_LOOP_CTL_GET_FREE
422 ret = open("/dev/loop-control", O_RDWR);
424 fprintf(stderr, "%s: can't access loop control\n", progname);
427 /* find or allocate a free loop device to use */
428 i = ioctl(ret, LOOP_CTL_GET_FREE);
431 fprintf(stderr, "%s: access loop control error\n", progname);
434 sprintf(l_device, "%s%d", loop_base, i);
436 sprintf(l_device, "%s%d", loop_base, i);
437 if (access(l_device, F_OK | R_OK))
440 snprintf(cmd, cmdsz, "losetup %s > /dev/null 2>&1", l_device);
443 /* losetup gets 1 (ret=256) for non-set-up device */
445 /* Set up a loopback device to our file */
446 snprintf(cmd, cmdsz, "losetup %s %s", l_device,
448 ret = run_command(cmd, cmdsz);
450 /* someone else picked up this loop device
454 fprintf(stderr, "%s: error %d on losetup: %s\n",
456 ret >= 0 ? strerror(ret) : "");
459 strscpy(mop->mo_loopdev, l_device,
460 sizeof(mop->mo_loopdev));
465 fprintf(stderr, "%s: out of loop devices!\n", progname);
469 int loop_cleanup(struct mkfs_opts *mop)
474 if ((mop->mo_flags & MO_IS_LOOP) && *mop->mo_loopdev) {
477 sprintf(cmd, "losetup -d %s", mop->mo_loopdev);
478 for (tries = 0; tries < 3; tries++) {
479 ret = run_command(cmd, sizeof(cmd));
487 fprintf(stderr, "cannot cleanup %s: rc = %d\n",
488 mop->mo_loopdev, ret);
492 int loop_format(struct mkfs_opts *mop)
496 if (mop->mo_device_kb == 0) {
498 fprintf(stderr, "loop device requires a --device-size= "
503 fd = creat(mop->mo_device, S_IRUSR|S_IWUSR);
506 fprintf(stderr, "%s: Unable to create backing store: %s\n",
507 progname, strerror(errno));
511 if (ftruncate(fd, mop->mo_device_kb * 1024) != 0) {
514 fprintf(stderr, "%s: Unable to truncate backing store: %s\n",
515 progname, strerror(errno));
524 #define DLSYM(prefix, sym, func) \
527 snprintf(_fname, sizeof(_fname), "%s_%s", prefix, #func); \
528 sym->func = (typeof(sym->func))dlsym(sym->dl_handle, _fname); \
530 #endif /* PLUGIN_DIR */
533 * Load plugin for a given mount_type from ${pkglibdir}/mount_osd_FSTYPE.so and
534 * return struct of function pointers (will be freed in unloack_backfs_module).
536 * \param[in] mount_type Mount type to load module for.
537 * \retval Value of backfs_ops struct
538 * \retval NULL if no module exists
540 struct module_backfs_ops *load_backfs_module(enum ldd_mount_type mount_type)
542 struct module_backfs_ops *ops;
544 char *error, filename[512], fsname[512], *name;
547 /* This deals with duplicate ldd_mount_types resolving to same OSD layer
548 * plugin (e.g. ext3/ldiskfs/ldiskfs2 all being ldiskfs) */
549 strncpy(fsname, mt_type(mount_type), sizeof(fsname));
550 name = fsname + sizeof("osd-") - 1;
552 /* change osd- to osd_ */
553 fsname[sizeof("osd-") - 2] = '_';
555 snprintf(filename, sizeof(filename), PLUGIN_DIR"/mount_%s.so", fsname);
557 handle = dlopen(filename, RTLD_LAZY);
559 /* Check for $LUSTRE environment variable from test-framework.
560 * This allows using locally built modules to be used.
562 if (handle == NULL) {
564 dirname = getenv("LUSTRE");
566 snprintf(filename, sizeof(filename),
567 "%s/utils/.libs/mount_%s.so",
569 handle = dlopen(filename, RTLD_LAZY);
573 /* Do not clutter up console with missing types */
577 ops = malloc(sizeof(*ops));
583 ops->dl_handle = handle;
584 dlerror(); /* Clear any existing error */
586 DLSYM(name, ops, init);
587 DLSYM(name, ops, fini);
588 DLSYM(name, ops, read_ldd);
589 DLSYM(name, ops, write_ldd);
590 DLSYM(name, ops, erase_ldd);
591 DLSYM(name, ops, print_ldd_params);
592 DLSYM(name, ops, is_lustre);
593 DLSYM(name, ops, make_lustre);
594 DLSYM(name, ops, prepare_lustre);
595 DLSYM(name, ops, tune_lustre);
596 DLSYM(name, ops, label_lustre);
597 DLSYM(name, ops, rename_fsname);
598 DLSYM(name, ops, enable_quota);
603 fprintf(stderr, "%s\n", error);
609 /* optional methods */
610 DLSYM(name, ops, fix_mountopts);
612 switch (mount_type) {
613 #ifdef HAVE_LDISKFS_OSD
617 #endif /* HAVE_LDISKFS_OSD */
622 #endif /* HAVE_ZFS_OSD */
632 * Unload plugin and free backfs_ops structure. Must be called the same number
633 * of times as load_backfs_module is.
635 void unload_backfs_module(struct module_backfs_ops *ops)
641 dlclose(ops->dl_handle);
646 /* Return true if backfs_ops has operations for the given mount_type. */
647 int backfs_mount_type_okay(enum ldd_mount_type mount_type)
649 if (mount_type >= LDD_MT_LAST || mount_type < 0) {
651 fprintf(stderr, "fs type out of range %d\n", mount_type);
654 if (backfs_ops[mount_type] == NULL) {
656 fprintf(stderr, "unhandled/unloaded fs type %d '%s'\n",
657 mount_type, mt_str(mount_type));
663 /* Write the server config files */
664 int osd_write_ldd(struct mkfs_opts *mop)
666 struct lustre_disk_data *ldd = &mop->mo_ldd;
669 if (backfs_mount_type_okay(ldd->ldd_mount_type))
670 ret = backfs_ops[ldd->ldd_mount_type]->write_ldd(mop);
677 /* Read the server config files */
678 int osd_read_ldd(char *dev, struct lustre_disk_data *ldd)
682 if (backfs_mount_type_okay(ldd->ldd_mount_type))
683 ret = backfs_ops[ldd->ldd_mount_type]->read_ldd(dev, ldd);
690 /* Erase param from the server config files */
691 int osd_erase_ldd(struct mkfs_opts *mop, char *param)
693 struct lustre_disk_data *ldd = &mop->mo_ldd;
696 if (backfs_mount_type_okay(ldd->ldd_mount_type))
697 ret = backfs_ops[ldd->ldd_mount_type]->erase_ldd(mop, param);
704 /* Print ldd_params */
705 void osd_print_ldd_params(struct mkfs_opts *mop)
707 struct lustre_disk_data *ldd = &mop->mo_ldd;
709 if (backfs_mount_type_okay(ldd->ldd_mount_type))
710 backfs_ops[ldd->ldd_mount_type]->print_ldd_params(mop);
713 /* Was this device formatted for Lustre */
714 int osd_is_lustre(char *dev, unsigned *mount_type)
718 vprint("checking for existing Lustre data: ");
720 for (i = 0; i < LDD_MT_LAST; ++i) {
721 if (backfs_ops[i] != NULL &&
722 backfs_ops[i]->is_lustre(dev, mount_type)) {
728 vprint("not found\n");
732 /* Build fs according to type */
733 int osd_make_lustre(struct mkfs_opts *mop)
735 struct lustre_disk_data *ldd = &mop->mo_ldd;
738 if (backfs_mount_type_okay(ldd->ldd_mount_type))
739 ret = backfs_ops[ldd->ldd_mount_type]->make_lustre(mop);
746 int osd_prepare_lustre(struct mkfs_opts *mop,
747 char *wanted_mountopts, size_t len)
749 struct lustre_disk_data *ldd = &mop->mo_ldd;
752 if (backfs_mount_type_okay(ldd->ldd_mount_type))
753 ret = backfs_ops[ldd->ldd_mount_type]->prepare_lustre(mop,
754 wanted_mountopts, len);
761 int osd_fix_mountopts(struct mkfs_opts *mop, char *mountopts, size_t len)
763 struct lustre_disk_data *ldd = &mop->mo_ldd;
765 if (!backfs_mount_type_okay(ldd->ldd_mount_type))
768 if (backfs_ops[ldd->ldd_mount_type]->fix_mountopts == NULL)
771 return backfs_ops[ldd->ldd_mount_type]->fix_mountopts(mop, mountopts,
775 int osd_tune_lustre(char *dev, struct mount_opts *mop)
777 struct lustre_disk_data *ldd = &mop->mo_ldd;
780 if (backfs_mount_type_okay(ldd->ldd_mount_type))
781 ret = backfs_ops[ldd->ldd_mount_type]->tune_lustre(dev, mop);
788 int osd_label_lustre(struct mount_opts *mop)
790 struct lustre_disk_data *ldd = &mop->mo_ldd;
793 if (backfs_mount_type_okay(ldd->ldd_mount_type))
794 ret = backfs_ops[ldd->ldd_mount_type]->label_lustre(mop);
801 /* Rename filesystem fsname */
802 int osd_rename_fsname(struct mkfs_opts *mop, const char *oldname)
804 struct lustre_disk_data *ldd = &mop->mo_ldd;
807 if (backfs_mount_type_okay(ldd->ldd_mount_type))
808 ret = backfs_ops[ldd->ldd_mount_type]->rename_fsname(mop,
816 /* Enable quota accounting */
817 int osd_enable_quota(struct mkfs_opts *mop)
819 struct lustre_disk_data *ldd = &mop->mo_ldd;
822 if (backfs_mount_type_okay(ldd->ldd_mount_type))
823 ret = backfs_ops[ldd->ldd_mount_type]->enable_quota(mop);
832 int i, rc, ret = EINVAL;
834 for (i = 0; i < LDD_MT_LAST; ++i) {
836 backfs_ops[i] = load_backfs_module(i);
837 if (backfs_ops[i] != NULL) {
838 rc = backfs_ops[i]->init();
840 backfs_ops[i]->fini();
841 unload_backfs_module(backfs_ops[i]);
842 backfs_ops[i] = NULL;
855 for (i = 0; i < LDD_MT_LAST; ++i) {
856 if (backfs_ops[i] != NULL) {
857 backfs_ops[i]->fini();
858 unload_backfs_module(backfs_ops[i]);
859 backfs_ops[i] = NULL;
864 __u64 get_device_size(char* device)
869 fd = open(device, O_RDONLY);
871 fprintf(stderr, "%s: cannot open %s: %s\n",
872 progname, device, strerror(errno));
877 /* size in bytes. bz5831 */
878 ret = ioctl(fd, BLKGETSIZE64, (void*)&size);
883 ret = ioctl(fd, BLKGETSIZE, (void*)&lsize);
884 size = (__u64)lsize * 512;
889 fprintf(stderr, "%s: size ioctl failed: %s\n",
890 progname, strerror(errno));
894 vprint("device size = %juMB\n", (uintmax_t)(size >> 20));
895 /* return value in KB */
899 int file_create(char *path, __u64 size)
906 * Since "size" is in KB, the file offset it represents could overflow
909 size_max = (off_t)1 << (_FILE_OFFSET_BITS - 1 - 10);
910 if (size >= size_max) {
911 fprintf(stderr, "%s: %ju KB: Backing store size must be "
912 "smaller than %ju KB\n", progname, (uintmax_t) size,
913 (uintmax_t)size_max);
917 ret = access(path, F_OK);
924 fd = creat(path, S_IRUSR|S_IWUSR);
927 fprintf(stderr, "%s: Unable to create backing store: %s\n",
928 progname, strerror(errno));
932 ret = ftruncate(fd, size * 1024);
936 fprintf(stderr, "%s: Unable to truncate backing store: %s\n",
937 progname, strerror(errno));
945 struct lustre_cfg_entry {
946 struct list_head lce_list;
950 static struct lustre_cfg_entry *lustre_cfg_entry_init(const char *name)
952 struct lustre_cfg_entry *lce;
953 int len = strlen(name) + 1;
955 lce = malloc(sizeof(*lce) + len);
957 INIT_LIST_HEAD(&lce->lce_list);
958 memcpy(lce->lce_name, name, len);
964 static void lustre_cfg_entry_fini(struct lustre_cfg_entry *lce)
969 int lustre_rename_fsname(struct mkfs_opts *mop, const char *mntpt,
972 struct lustre_disk_data *ldd = &mop->mo_ldd;
973 struct lr_server_data lsd;
977 struct dirent64 *dirent;
978 struct lustre_cfg_entry *lce;
979 struct list_head cfg_list;
980 int old_namelen = strlen(oldname);
981 int new_namelen = strlen(ldd->ldd_fsname);
985 INIT_LIST_HEAD(&cfg_list);
987 snprintf(filepnm, sizeof(filepnm), "%s/%s", mntpt, LAST_RCVD);
988 fd = open(filepnm, O_RDWR);
997 fprintf(stderr, "Unable to open %s: %s\n",
998 filepnm, strerror(ret));
1002 ret = read(fd, &lsd, sizeof(lsd));
1003 if (ret != sizeof(lsd)) {
1006 fprintf(stderr, "Unable to read %s: %s\n",
1007 filepnm, strerror(ret));
1012 ret = lseek(fd, 0, SEEK_SET);
1016 fprintf(stderr, "Unable to lseek %s: %s\n",
1017 filepnm, strerror(ret));
1022 /* replace fsname in lr_server_data::lsd_uuid. */
1023 if (old_namelen > new_namelen)
1024 memmove(lsd.lsd_uuid + new_namelen,
1025 lsd.lsd_uuid + old_namelen,
1026 sizeof(lsd.lsd_uuid) - old_namelen);
1027 else if (old_namelen < new_namelen)
1028 memmove(lsd.lsd_uuid + new_namelen,
1029 lsd.lsd_uuid + old_namelen,
1030 sizeof(lsd.lsd_uuid) - new_namelen);
1031 memcpy(lsd.lsd_uuid, ldd->ldd_fsname, new_namelen);
1032 ret = write(fd, &lsd, sizeof(lsd));
1033 if (ret != sizeof(lsd)) {
1036 fprintf(stderr, "Unable to write %s: %s\n",
1037 filepnm, strerror(ret));
1045 snprintf(cfg_dir, sizeof(cfg_dir), "%s/%s", mntpt, MOUNT_CONFIGS_DIR);
1046 dir = opendir(cfg_dir);
1052 fprintf(stderr, "Unable to opendir %s: %s\n",
1053 cfg_dir, strerror(ret));
1057 while ((dirent = readdir64(dir)) != NULL) {
1060 if (strlen(dirent->d_name) <= old_namelen)
1063 ptr = strrchr(dirent->d_name, '-');
1064 if (!ptr || (ptr - dirent->d_name) != old_namelen)
1067 if (strncmp(dirent->d_name, oldname, old_namelen) != 0)
1070 lce = lustre_cfg_entry_init(dirent->d_name);
1077 fprintf(stderr, "Fail to init item for %s: %s\n",
1078 dirent->d_name, strerror(ret));
1082 list_add(&lce->lce_list, &cfg_list);
1089 while (!list_empty(&cfg_list) && ret == 0) {
1090 lce = list_entry(cfg_list.next, struct lustre_cfg_entry,
1092 list_del(&lce->lce_list);
1093 snprintf(filepnm, sizeof(filepnm), "%s/%s", cfg_dir,
1096 /* Store the new fsname in the XATTR_TARGET_RENAME EA.
1097 * When the MGS start, it will scan config logs, and
1098 * for the ones which have the XATTR_TARGET_RENAME EA,
1099 * it will replace old fsname with the new fsname in
1100 * the config log by some shared kernel level config
1101 * logs {fork,erase} functionalities automatically. */
1102 ret = setxattr(filepnm, XATTR_TARGET_RENAME,
1104 strlen(ldd->ldd_fsname), 0);
1106 ret = unlink(filepnm);
1112 fprintf(stderr, "Fail to %s %s: %s\n",
1113 IS_MGS(ldd) ? "setxattr" : "unlink",
1114 filepnm, strerror(ret));
1117 lustre_cfg_entry_fini(lce);
1124 while (!list_empty(&cfg_list)) {
1125 lce = list_entry(cfg_list.next, struct lustre_cfg_entry,
1127 list_del(&lce->lce_list);
1128 lustre_cfg_entry_fini(lce);
1135 #ifdef HAVE_OPENSSL_SSK
1136 int load_shared_keys(struct mount_opts *mop)
1139 struct dirent *dentry;
1141 char fullpath[PATH_MAX];
1142 char *path = mop->mo_skpath;
1146 sk_init_logging(NULL, 1, 1);
1148 rc = stat(path, &sbuf);
1150 fprintf(stderr, "stat() failed for key %s: %s\n", path,
1155 /* Load individual keys or a directory of them */
1156 if (S_ISREG(sbuf.st_mode)) {
1157 return sk_load_keyfile(path);
1158 } else if (!S_ISDIR(sbuf.st_mode)) {
1159 fprintf(stderr, "Invalid shared key path: %s\n", path);
1163 dir = opendir(path);
1165 fprintf(stderr, "Unable to open shared key directory: %s\n",
1170 /* Loop through the files in the directory attempting to load them.
1171 * Any issue with loading the keyfile is treated as an error although
1172 * the loop continues until all files have been attempted. This will
1173 * allow all errors be reported at once rather then requiring
1174 * incremental corrections to fix each one and try again. */
1175 while ((dentry = readdir(dir)) != NULL) {
1176 if (strcmp(".", dentry->d_name) == 0 ||
1177 strcmp("..", dentry->d_name) == 0)
1180 rc = snprintf(fullpath, PATH_MAX, "%s/%s", path,
1182 if (rc >= PATH_MAX) {
1183 fprintf(stderr, "Path too long for %s/%s\n",
1184 path, dentry->d_name);
1189 rc = stat(fullpath, &sbuf);
1191 fprintf(stderr, "Unable to stat %s: %s\n", fullpath,
1197 if (!S_ISREG(sbuf.st_mode))
1200 rc = sk_load_keyfile(fullpath);
1202 fprintf(stderr, "Failed to load key %s\n", fullpath);
1209 #endif /* HAVE_OPENSSL_SSK */
1210 #endif /* HAVE_GSS */