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, 2017, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
34 #endif /* HAVE_CONFIG_H */
44 #include <linux/lustre/lustre_ver.h>
45 #include <sys/mount.h>
47 #include <sys/utsname.h>
48 #include <linux/loop.h>
49 #include <sys/types.h>
52 #include <linux/lustre/lustre_cfg.h>
54 #include <sys/types.h>
55 #include <sys/xattr.h>
56 #include <libmount/libmount.h>
59 #ifdef HAVE_LIBKEYUTILS
62 #include <lustre/utils/gss/sk_utils.h>
65 #include "mount_utils.h"
67 #define vprint(fmt, arg...) if (verbose > 0) printf(fmt, ##arg)
68 #define verrprint(fmt, arg...) if (verbose >= 0) fprintf(stderr, fmt, ##arg)
70 #ifdef HAVE_SERVER_SUPPORT
71 static struct module_backfs_ops *backfs_ops[LDD_MT_LAST];
77 fprintf(stderr, "\n%s FATAL: ", progname);
80 int run_command(char *cmd, int cmdsz)
82 char log[] = "/tmp/run_command_logXXXXXX";
85 if ((cmdsz - strlen(cmd)) < 6) {
87 fprintf(stderr, "Command buffer overflow: %.*s...\n",
93 printf("cmd: %s\n", cmd);
95 if ((fd = mkstemp(log)) >= 0) {
101 strcat(cmd, " 2>&1");
103 /* Can't use popen because we need the rv of the command */
105 if (rc && (fd >= 0)) {
109 fp = fopen(log, "r");
111 while (fgets(buf, sizeof(buf), fp))
121 #ifdef HAVE_SERVER_SUPPORT
122 int add_param(char *buf, char *key, char *val)
124 int end = sizeof(((struct lustre_disk_data *)0)->ldd_params);
125 int start = strlen(buf);
129 keylen = strlen(key);
130 if (start + 1 + keylen + strlen(val) >= end) {
131 fprintf(stderr, "%s: params are too long-\n%s %s%s\n",
132 progname, buf, key ? key : "", val);
136 sprintf(buf + start, " %s%s", key ? key : "", val);
140 int get_param(char *buf, char *key, char **val)
142 int i, key_len = strlen(key);
145 ptr = strstr(buf, key);
147 *val = strdup(ptr + key_len);
151 for (i = 0; i < strlen(*val); i++)
152 if (((*val)[i] == ' ') || ((*val)[i] == '\0'))
162 int append_param(char *buf, char *key, char *val, char sep)
164 int key_len, i, offset, old_val_len;
165 char *ptr = NULL, str[1024];
168 ptr = strstr(buf, key);
170 /* key doesn't exist yet, so just add it */
172 return add_param(buf, key, val);
174 key_len = strlen(key);
176 /* Copy previous values to str */
177 for (i = 0; i < sizeof(str); ++i) {
178 if ((ptr[i + key_len] == ' ') || (ptr[i + key_len] == '\0'))
180 str[i] = ptr[i + key_len];
182 if (i == sizeof(str))
186 offset = old_val_len + key_len;
188 /* Move rest of buf to overwrite previous key and value */
189 for (i = 0; ptr[i + offset] != '\0'; ++i)
190 ptr[i] = ptr[i + offset];
194 snprintf(str + old_val_len, sizeof(str) - old_val_len,
197 return add_param(buf, key, str);
201 char *strscat(char *dst, char *src, int buflen)
204 if (strlen(dst) + strlen(src) >= buflen) {
206 "string buffer overflow (max %d): '%s' + '%s'\n",
210 return strcat(dst, src);
213 char *strscpy(char *dst, char *src, int buflen)
216 return strscat(dst, src, buflen);
219 int check_mtab_entry(char *spec1, char *spec2, char *mtpt, char *type)
224 fp = setmntent(MOUNTED, "r");
228 while ((mnt = getmntent(fp)) != NULL) {
229 if ((strcmp(mnt->mnt_fsname, spec1) == 0 ||
230 strcmp(mnt->mnt_fsname, spec2) == 0) &&
231 (!mtpt || strcmp(mnt->mnt_dir, mtpt) == 0) &&
232 (!type || strcmp(mnt->mnt_type, type) == 0)) {
243 #include <linux/magic.h>
245 static int mtab_is_proc(const char *mtab)
249 if (statfs(mtab, &s) < 0)
252 return (s.f_type == PROC_SUPER_MAGIC);
256 * The libmount is part of util-linux since 2.18.
257 * We use it to update utab to avoid umount would
258 * blocked in some rare case.
260 int update_utab_entry(struct mount_opts *mop)
262 struct libmnt_fs *fs = mnt_new_fs();
263 struct libmnt_update *upd;
266 mnt_fs_set_source(fs, mop->mo_source);
267 mnt_fs_set_target(fs, mop->mo_target);
268 mnt_fs_set_fstype(fs, "lustre");
269 mnt_fs_set_attributes(fs, "lustre");
271 upd = mnt_new_update();
275 rc = mnt_update_set_fs(upd, mop->mo_nomtab ? MS_REMOUNT : 0, NULL, fs);
276 if (rc == 1) /* update is unnecessary */
280 "error: failed to save utab entry: rc = %d\n", rc);
282 rc = mnt_update_table(upd, NULL);
285 mnt_free_update(upd);
291 int update_mtab_entry(char *spec, char *mtpt, char *type, char *opts,
292 int flags, int freq, int pass)
298 /* Don't update mtab if it is linked to any file in /proc direcotry.*/
299 if (mtab_is_proc(MOUNTED))
302 mnt.mnt_fsname = spec;
305 mnt.mnt_opts = opts ? opts : "";
307 mnt.mnt_passno = pass;
309 fp = setmntent(MOUNTED, "a+");
311 fprintf(stderr, "%s: setmntent(%s): %s\n",
312 progname, MOUNTED, strerror(errno));
315 if ((addmntent(fp, &mnt)) == 1) {
316 fprintf(stderr, "%s: addmntent: %s\n",
317 progname, strerror(errno));
326 /* Search for opt in mntlist, returning true if found.
328 static int in_mntlist(char *opt, char *mntlist)
330 char *ml, *mlp, *item, *ctx = NULL;
332 if (!(ml = strdup(mntlist))) {
333 fprintf(stderr, "%s: out of memory\n", progname);
337 while ((item = strtok_r(mlp, ",", &ctx))) {
338 if (!strcmp(opt, item))
343 return (item != NULL);
346 /* Issue a message on stderr for every item in wanted_mountopts that is not
347 * present in mountopts. The justwarn boolean toggles between error and
348 * warning message. Return an error count.
350 int check_mountfsoptions(char *mountopts, char *wanted_mountopts)
352 char *ml, *mlp, *item, *ctx = NULL;
355 if (!(ml = strdup(wanted_mountopts))) {
356 fprintf(stderr, "%s: out of memory\n", progname);
360 while ((item = strtok_r(mlp, ",", &ctx))) {
361 if (!in_mntlist(item, mountopts)) {
362 fprintf(stderr, "%s: Error: mandatory mount option"
363 " '%s' is missing\n", progname, item);
372 /* Trim embedded white space, leading and trailing commas from string s.
374 void trim_mountfsoptions(char *s)
380 memmove(p, p + 1, strlen(p + 1) + 1);
387 memmove(&s[0], &s[1], strlen(&s[1]) + 1);
389 p = s + strlen(s) - 1;
390 while (p >= s && *p == ',')
394 #ifdef HAVE_SERVER_SUPPORT
395 /* Setup a file in the first unused loop_device */
396 int loop_setup(struct mkfs_opts *mop)
402 /* Figure out the loop device names */
403 if (!access("/dev/loop0", F_OK | R_OK) ||
404 !access("/dev/loop-control", F_OK | R_OK)) {
405 strcpy(loop_base, "/dev/loop\0");
406 } else if (!access("/dev/loop/0", F_OK | R_OK)) {
407 strcpy(loop_base, "/dev/loop/\0");
409 fprintf(stderr, "%s: can't access loop devices\n", progname);
413 /* Find unused loop device */
414 for (i = 0; i < MAX_LOOP_DEVICES; i++) {
416 int cmdsz = sizeof(cmd);
418 ret = open("/dev/loop-control", O_RDWR);
420 fprintf(stderr, "%s: can't access loop control\n",
424 /* find or allocate a free loop device to use */
425 i = ioctl(ret, LOOP_CTL_GET_FREE);
428 fprintf(stderr, "%s: access loop control error\n",
432 sprintf(l_device, "%s%d", loop_base, i);
434 snprintf(cmd, cmdsz, "losetup %s > /dev/null 2>&1", l_device);
437 /* losetup gets 1 (ret=256) for non-set-up device */
439 /* Set up a loopback device to our file */
440 snprintf(cmd, cmdsz, "losetup %s %s", l_device,
442 ret = run_command(cmd, cmdsz);
445 * someone else picked up this loop device
450 fprintf(stderr, "%s: error %d on losetup: %s\n",
452 ret >= 0 ? strerror(ret) : "");
455 strscpy(mop->mo_loopdev, l_device,
456 sizeof(mop->mo_loopdev));
461 fprintf(stderr, "%s: out of loop devices!\n", progname);
465 int loop_cleanup(struct mkfs_opts *mop)
470 if ((mop->mo_flags & MO_IS_LOOP) && *mop->mo_loopdev) {
473 sprintf(cmd, "losetup -d %s", mop->mo_loopdev);
474 for (tries = 0; tries < 3; tries++) {
475 ret = run_command(cmd, sizeof(cmd));
483 fprintf(stderr, "cannot cleanup %s: rc = %d\n",
484 mop->mo_loopdev, ret);
488 int loop_format(struct mkfs_opts *mop)
492 if (mop->mo_device_kb == 0) {
495 "loop device requires a --device-size= param\n");
499 fd = creat(mop->mo_device, 0600);
502 fprintf(stderr, "%s: Unable to create backing store: %s\n",
503 progname, strerror(errno));
507 if (ftruncate(fd, mop->mo_device_kb * 1024) != 0) {
510 fprintf(stderr, "%s: Unable to truncate backing store: %s\n",
511 progname, strerror(errno));
520 #define DLSYM(prefix, sym, func) \
522 char _fname[PATH_MAX]; \
523 snprintf(_fname, sizeof(_fname), "%s_%s", prefix, #func); \
524 sym->func = (typeof(sym->func))dlsym(sym->dl_handle, _fname); \
526 #endif /* PLUGIN_DIR */
529 * Load plugin for a given mount_type from ${pkglibdir}/mount_osd_FSTYPE.so and
530 * return struct of function pointers (will be freed in unloack_backfs_module).
532 * \param[in] mount_type Mount type to load module for.
533 * \retval Value of backfs_ops struct
534 * \retval NULL if no module exists
536 struct module_backfs_ops *load_backfs_module(enum ldd_mount_type mount_type)
538 struct module_backfs_ops *ops;
540 char *error, filename[PATH_MAX], fsname[512], *name;
544 * This deals with duplicate ldd_mount_types resolving to same OSD layer
545 * plugin (e.g. ext3/ldiskfs/ldiskfs2 all being ldiskfs)
547 strncpy(fsname, mt_type(mount_type), sizeof(fsname));
548 name = fsname + sizeof("osd-") - 1;
550 /* change osd- to osd_ */
551 fsname[sizeof("osd-") - 2] = '_';
553 snprintf(filename, sizeof(filename), PLUGIN_DIR"/mount_%s.so", fsname);
555 handle = dlopen(filename, RTLD_LAZY);
558 * Check for $LUSTRE environment variable from test-framework.
559 * This allows using locally built modules to be used.
564 dirname = getenv("LUSTRE");
566 snprintf(filename, sizeof(filename),
567 "%s/utils/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]) {
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 int *mount_type)
718 vprint("checking for existing Lustre data: ");
720 for (i = 0; i < LDD_MT_LAST; ++i) {
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)
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);
838 rc = backfs_ops[i]->init();
840 backfs_ops[i]->fini();
841 unload_backfs_module(backfs_ops[i]);
842 backfs_ops[i] = NULL;
856 for (i = 0; i < LDD_MT_LAST; ++i) {
858 backfs_ops[i]->fini();
859 unload_backfs_module(backfs_ops[i]);
860 backfs_ops[i] = NULL;
865 __u64 get_device_size(char *device)
870 fd = open(device, O_RDONLY);
872 fprintf(stderr, "%s: cannot open %s: %s\n",
873 progname, device, strerror(errno));
878 /* size in bytes. bz5831 */
879 ret = ioctl(fd, BLKGETSIZE64, (void *)&size);
884 ret = ioctl(fd, BLKGETSIZE, (void *)&lsize);
885 size = (__u64)lsize * 512;
890 fprintf(stderr, "%s: size ioctl failed: %s\n",
891 progname, strerror(errno));
895 vprint("device size = %juMB\n", (uintmax_t)(size >> 20));
896 /* return value in KB */
901 int file_create(char *path, __u64 size)
908 * Since "size" is in KB, the file offset it represents could overflow
911 size_max = (off_t)1 << (_FILE_OFFSET_BITS - 1 - 10);
912 if (size >= size_max) {
914 "%s: %ju KB: Backing store size must be smaller than %ju KB\n",
915 progname, (uintmax_t)size, (uintmax_t)size_max);
919 ret = access(path, F_OK);
926 fd = creat(path, 0600);
929 fprintf(stderr, "%s: Unable to create backing store: %s\n",
930 progname, strerror(errno));
934 ret = ftruncate(fd, size * 1024);
938 fprintf(stderr, "%s: Unable to truncate backing store: %s\n",
939 progname, strerror(errno));
946 #ifdef HAVE_SERVER_SUPPORT
947 struct lustre_cfg_entry {
948 struct list_head lce_list;
952 static struct lustre_cfg_entry *lustre_cfg_entry_init(const char *name)
954 struct lustre_cfg_entry *lce;
955 int len = strlen(name) + 1;
957 lce = malloc(sizeof(*lce) + len);
959 INIT_LIST_HEAD(&lce->lce_list);
960 memcpy(lce->lce_name, name, len);
966 static void lustre_cfg_entry_fini(struct lustre_cfg_entry *lce)
971 int lustre_rename_fsname(struct mkfs_opts *mop, const char *mntpt,
974 struct lustre_disk_data *ldd = &mop->mo_ldd;
975 struct lr_server_data lsd;
979 struct dirent64 *dirent;
980 struct lustre_cfg_entry *lce;
981 struct list_head cfg_list;
982 int old_namelen = strlen(oldname);
983 int new_namelen = strlen(ldd->ldd_fsname);
987 INIT_LIST_HEAD(&cfg_list);
989 snprintf(filepnm, sizeof(filepnm), "%s/%s", mntpt, LAST_RCVD);
990 fd = open(filepnm, O_RDWR);
999 fprintf(stderr, "Unable to open %s: %s\n",
1000 filepnm, strerror(ret));
1004 ret = read(fd, &lsd, sizeof(lsd));
1005 if (ret != sizeof(lsd)) {
1008 fprintf(stderr, "Unable to read %s: %s\n",
1009 filepnm, strerror(ret));
1014 ret = lseek(fd, 0, SEEK_SET);
1018 fprintf(stderr, "Unable to lseek %s: %s\n",
1019 filepnm, strerror(ret));
1024 /* replace fsname in lr_server_data::lsd_uuid. */
1025 if (old_namelen > new_namelen)
1026 memmove(lsd.lsd_uuid + new_namelen,
1027 lsd.lsd_uuid + old_namelen,
1028 sizeof(lsd.lsd_uuid) - old_namelen);
1029 else if (old_namelen < new_namelen)
1030 memmove(lsd.lsd_uuid + new_namelen,
1031 lsd.lsd_uuid + old_namelen,
1032 sizeof(lsd.lsd_uuid) - new_namelen);
1033 memcpy(lsd.lsd_uuid, ldd->ldd_fsname, new_namelen);
1034 ret = write(fd, &lsd, sizeof(lsd));
1035 if (ret != sizeof(lsd)) {
1038 fprintf(stderr, "Unable to write %s: %s\n",
1039 filepnm, strerror(ret));
1047 snprintf(cfg_dir, sizeof(cfg_dir), "%s/%s", mntpt, MOUNT_CONFIGS_DIR);
1048 dir = opendir(cfg_dir);
1054 fprintf(stderr, "Unable to opendir %s: %s\n",
1055 cfg_dir, strerror(ret));
1059 while ((dirent = readdir64(dir)) != NULL) {
1062 if (strlen(dirent->d_name) <= old_namelen)
1065 ptr = strrchr(dirent->d_name, '-');
1066 if (!ptr || (ptr - dirent->d_name) != old_namelen)
1069 if (strncmp(dirent->d_name, oldname, old_namelen) != 0)
1072 lce = lustre_cfg_entry_init(dirent->d_name);
1079 fprintf(stderr, "Fail to init item for %s: %s\n",
1080 dirent->d_name, strerror(ret));
1084 list_add(&lce->lce_list, &cfg_list);
1091 while (!list_empty(&cfg_list) && ret == 0) {
1092 lce = list_entry(cfg_list.next, struct lustre_cfg_entry,
1094 list_del(&lce->lce_list);
1095 snprintf(filepnm, sizeof(filepnm), "%s/%s", cfg_dir,
1099 * Store the new fsname in the XATTR_TARGET_RENAME EA.
1100 * When the MGS start, it will scan config logs, and
1101 * for the ones which have the XATTR_TARGET_RENAME EA,
1102 * it will replace old fsname with the new fsname in
1103 * the config log by some shared kernel level config
1104 * logs {fork,erase} functionalities automatically.
1106 ret = setxattr(filepnm, XATTR_TARGET_RENAME,
1108 strlen(ldd->ldd_fsname), 0);
1110 ret = unlink(filepnm);
1116 fprintf(stderr, "Fail to %s %s: %s\n",
1117 IS_MGS(ldd) ? "setxattr" : "unlink",
1118 filepnm, strerror(ret));
1121 lustre_cfg_entry_fini(lce);
1128 while (!list_empty(&cfg_list)) {
1129 lce = list_entry(cfg_list.next, struct lustre_cfg_entry,
1131 list_del(&lce->lce_list);
1132 lustre_cfg_entry_fini(lce);
1137 #endif /* HAVE_SERVER_SUPPORT */
1140 #ifdef HAVE_OPENSSL_SSK
1141 int load_shared_keys(struct mount_opts *mop)
1144 struct dirent *dentry;
1146 char fullpath[PATH_MAX];
1147 char *path = mop->mo_skpath;
1151 sk_init_logging(NULL, 1, 1);
1153 rc = stat(path, &sbuf);
1155 fprintf(stderr, "stat() failed for key %s: %s\n", path,
1160 /* Load individual keys or a directory of them */
1161 if (S_ISREG(sbuf.st_mode)) {
1162 return sk_load_keyfile(path);
1163 } else if (!S_ISDIR(sbuf.st_mode)) {
1164 fprintf(stderr, "Invalid shared key path: %s\n", path);
1168 dir = opendir(path);
1170 fprintf(stderr, "Unable to open shared key directory: %s\n",
1176 * Loop through the files in the directory attempting to load them.
1177 * Any issue with loading the keyfile is treated as an error although
1178 * the loop continues until all files have been attempted. This will
1179 * allow all errors be reported at once rather then requiring
1180 * incremental corrections to fix each one and try again.
1182 while ((dentry = readdir(dir)) != NULL) {
1183 if (strcmp(".", dentry->d_name) == 0 ||
1184 strcmp("..", dentry->d_name) == 0)
1187 rc = snprintf(fullpath, PATH_MAX, "%s/%s", path,
1189 if (rc >= PATH_MAX) {
1190 fprintf(stderr, "Path too long for %s/%s\n",
1191 path, dentry->d_name);
1196 rc = stat(fullpath, &sbuf);
1198 fprintf(stderr, "Unable to stat %s: %s\n", fullpath,
1204 if (!S_ISREG(sbuf.st_mode))
1207 rc = sk_load_keyfile(fullpath);
1209 fprintf(stderr, "Failed to load key %s\n", fullpath);
1215 #endif /* HAVE_OPENSSL_SSK */
1216 #endif /* HAVE_GSS */