*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
*
* GPL HEADER END
*/
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2015, Intel Corporation.
+ * Copyright (c) 2011, 2016, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
strlen(lsi->lsi_lmd->lmd_osd_type) + 1);
if (lsi->lsi_lmd->lmd_params != NULL)
OBD_FREE(lsi->lsi_lmd->lmd_params, 4096);
+ if (lsi->lsi_lmd->lmd_nidnet != NULL)
+ OBD_FREE(lsi->lsi_lmd->lmd_nidnet,
+ strlen(lsi->lsi_lmd->lmd_nidnet) + 1);
OBD_FREE_PTR(lsi->lsi_lmd);
}
return 0;
}
+static int lmd_parse_network(struct lustre_mount_data *lmd, char *ptr)
+{
+ char *tail;
+ int length;
+
+ if (lmd->lmd_nidnet != NULL) {
+ OBD_FREE(lmd->lmd_nidnet, strlen(lmd->lmd_nidnet) + 1);
+ lmd->lmd_nidnet = NULL;
+ }
+
+ tail = strchr(ptr, ',');
+ if (tail == NULL)
+ length = strlen(ptr);
+ else
+ length = tail - ptr;
+
+ OBD_ALLOC(lmd->lmd_nidnet, length + 1);
+ if (lmd->lmd_nidnet == NULL)
+ return -ENOMEM;
+
+ memcpy(lmd->lmd_nidnet, ptr, length);
+ lmd->lmd_nidnet[length] = '\0';
+ return 0;
+}
+
static int lmd_parse_string(char **handle, char *ptr)
{
char *tail;
*/
static int lmd_parse(char *options, struct lustre_mount_data *lmd)
{
- char *s1, *s2, *s3, *devname = NULL;
- struct lustre_mount_data *raw = (struct lustre_mount_data *)options;
- int rc = 0;
- ENTRY;
+ char *s1, *s2, *devname = NULL;
+ struct lustre_mount_data *raw = (struct lustre_mount_data *)options;
+ int rc = 0;
+ ENTRY;
- LASSERT(lmd);
- if (!options) {
- LCONSOLE_ERROR_MSG(0x162, "Missing mount data: check that "
- "/sbin/mount.lustre is installed.\n");
- RETURN(-EINVAL);
- }
+ LASSERT(lmd);
+ if (!options) {
+ LCONSOLE_ERROR_MSG(0x162, "Missing mount data: check that "
+ "/sbin/mount.lustre is installed.\n");
+ RETURN(-EINVAL);
+ }
- /* Options should be a string - try to detect old lmd data */
- if ((raw->lmd_magic & 0xffffff00) == (LMD_MAGIC & 0xffffff00)) {
- LCONSOLE_ERROR_MSG(0x163, "You're using an old version of "
- "/sbin/mount.lustre. Please install "
- "version %s\n", LUSTRE_VERSION_STRING);
- RETURN(-EINVAL);
- }
- lmd->lmd_magic = LMD_MAGIC;
+ /* Options should be a string - try to detect old lmd data */
+ if ((raw->lmd_magic & 0xffffff00) == (LMD_MAGIC & 0xffffff00)) {
+ LCONSOLE_ERROR_MSG(0x163, "You're using an old version of "
+ "/sbin/mount.lustre. Please install "
+ "version %s\n", LUSTRE_VERSION_STRING);
+ RETURN(-EINVAL);
+ }
+ lmd->lmd_magic = LMD_MAGIC;
OBD_ALLOC(lmd->lmd_params, LMD_PARAMS_MAXLEN);
if (lmd->lmd_params == NULL)
RETURN(-ENOMEM);
lmd->lmd_params[0] = '\0';
- /* Set default flags here */
+ /* Set default flags here */
- s1 = options;
- while (*s1) {
- int clear = 0;
- int time_min = OBD_RECOVERY_TIME_MIN;
+ s1 = options;
+ while (*s1) {
+ int clear = 0;
+ int time_min = OBD_RECOVERY_TIME_MIN;
+ char *s3;
- /* Skip whitespace and extra commas */
- while (*s1 == ' ' || *s1 == ',')
- s1++;
+ /* Skip whitespace and extra commas */
+ while (*s1 == ' ' || *s1 == ',')
+ s1++;
s3 = s1;
- /* Client options are parsed in ll_options: eg. flock,
- user_xattr, acl */
-
- /* Parse non-ldiskfs options here. Rather than modifying
- ldiskfs, we just zero these out here */
- if (strncmp(s1, "abort_recov", 11) == 0) {
- lmd->lmd_flags |= LMD_FLG_ABORT_RECOV;
- clear++;
- } else if (strncmp(s1, "recovery_time_soft=", 19) == 0) {
- lmd->lmd_recovery_time_soft = max_t(int,
- simple_strtoul(s1 + 19, NULL, 10), time_min);
- clear++;
- } else if (strncmp(s1, "recovery_time_hard=", 19) == 0) {
- lmd->lmd_recovery_time_hard = max_t(int,
- simple_strtoul(s1 + 19, NULL, 10), time_min);
- clear++;
- } else if (strncmp(s1, "noir", 4) == 0) {
- lmd->lmd_flags |= LMD_FLG_NOIR; /* test purpose only. */
- clear++;
- } else if (strncmp(s1, "nosvc", 5) == 0) {
- lmd->lmd_flags |= LMD_FLG_NOSVC;
- clear++;
- } else if (strncmp(s1, "nomgs", 5) == 0) {
- lmd->lmd_flags |= LMD_FLG_NOMGS;
- clear++;
+ /* Client options are parsed in ll_options: eg. flock,
+ user_xattr, acl */
+
+ /* Parse non-ldiskfs options here. Rather than modifying
+ ldiskfs, we just zero these out here */
+ if (strncmp(s1, "abort_recov", 11) == 0) {
+ lmd->lmd_flags |= LMD_FLG_ABORT_RECOV;
+ clear++;
+ } else if (strncmp(s1, "recovery_time_soft=", 19) == 0) {
+ lmd->lmd_recovery_time_soft =
+ max_t(int, simple_strtoul(s1 + 19, NULL, 10),
+ time_min);
+ clear++;
+ } else if (strncmp(s1, "recovery_time_hard=", 19) == 0) {
+ lmd->lmd_recovery_time_hard =
+ max_t(int, simple_strtoul(s1 + 19, NULL, 10),
+ time_min);
+ clear++;
+ } else if (strncmp(s1, "noir", 4) == 0) {
+ lmd->lmd_flags |= LMD_FLG_NOIR; /* test purpose only. */
+ clear++;
+ } else if (strncmp(s1, "nosvc", 5) == 0) {
+ lmd->lmd_flags |= LMD_FLG_NOSVC;
+ clear++;
+ } else if (strncmp(s1, "nomgs", 5) == 0) {
+ lmd->lmd_flags |= LMD_FLG_NOMGS;
+ clear++;
} else if (strncmp(s1, "noscrub", 7) == 0) {
lmd->lmd_flags |= LMD_FLG_NOSCRUB;
clear++;
goto invalid;
s3 = s2;
clear++;
- } else if (strncmp(s1, "writeconf", 9) == 0) {
- lmd->lmd_flags |= LMD_FLG_WRITECONF;
- clear++;
+ } else if (strncmp(s1, "writeconf", 9) == 0) {
+ lmd->lmd_flags |= LMD_FLG_WRITECONF;
+ clear++;
} else if (strncmp(s1, "update", 6) == 0) {
lmd->lmd_flags |= LMD_FLG_UPDATE;
clear++;
} else if (strncmp(s1, "noprimnode", 10) == 0) {
lmd->lmd_flags |= LMD_FLG_NO_PRIMNODE;
clear++;
- } else if (strncmp(s1, "mgssec=", 7) == 0) {
- rc = lmd_parse_mgssec(lmd, s1 + 7);
- if (rc)
- goto invalid;
- clear++;
- /* ost exclusion list */
- } else if (strncmp(s1, "exclude=", 8) == 0) {
- rc = lmd_make_exclusion(lmd, s1 + 7);
- if (rc)
- goto invalid;
- clear++;
+ } else if (strncmp(s1, "mgssec=", 7) == 0) {
+ rc = lmd_parse_mgssec(lmd, s1 + 7);
+ if (rc)
+ goto invalid;
+ clear++;
+ /* ost exclusion list */
+ } else if (strncmp(s1, "exclude=", 8) == 0) {
+ rc = lmd_make_exclusion(lmd, s1 + 7);
+ if (rc)
+ goto invalid;
+ clear++;
} else if (strncmp(s1, "mgs", 3) == 0) {
/* We are an MGS */
lmd->lmd_flags |= LMD_FLG_MGS;
if (rc)
goto invalid;
clear++;
- }
- /* Linux 2.4 doesn't pass the device, so we stuck it at the
- end of the options. */
- else if (strncmp(s1, "device=", 7) == 0) {
- devname = s1 + 7;
- /* terminate options right before device. device
- must be the last one. */
- *s1 = '\0';
- break;
- }
+ }
+ /* Linux 2.4 doesn't pass the device, so we stuck it at the
+ end of the options. */
+ else if (strncmp(s1, "device=", 7) == 0) {
+ devname = s1 + 7;
+ /* terminate options right before device. device
+ must be the last one. */
+ *s1 = '\0';
+ break;
+ } else if (strncmp(s1, "network=", 8) == 0) {
+ rc = lmd_parse_network(lmd, s1 + 8);
+ if (rc)
+ goto invalid;
+ clear++;
+ }
/* Find next opt */
s2 = strchr(s3, ',');
- if (s2 == NULL) {
- if (clear)
- *s1 = '\0';
- break;
- }
- s2++;
- if (clear)
- memmove(s1, s2, strlen(s2) + 1);
- else
- s1 = s2;
- }
+ if (s2 == NULL) {
+ if (clear)
+ *s1 = '\0';
+ break;
+ }
+ s2++;
+ if (clear)
+ memmove(s1, s2, strlen(s2) + 1);
+ else
+ s1 = s2;
+ }
- if (!devname) {
- LCONSOLE_ERROR_MSG(0x164, "Can't find the device name "
- "(need mount option 'device=...')\n");
- goto invalid;
- }
+ if (!devname) {
+ LCONSOLE_ERROR_MSG(0x164, "Can't find the device name "
+ "(need mount option 'device=...')\n");
+ goto invalid;
+ }
s1 = strstr(devname, ":/");
if (s1) {
OBD_ALLOC(lmd->lmd_fileset, s2 - s1 + 2);
if (lmd->lmd_fileset == NULL) {
OBD_FREE(lmd->lmd_profile,
- strlen(lmd->lmd_profile) + 1);
+ strlen(lmd->lmd_profile) + 1);
RETURN(-ENOMEM);
}
strncat(lmd->lmd_fileset, s1, s2 - s1 + 1);
}
+ } else {
+ /* server mount */
+ if (lmd->lmd_nidnet != NULL) {
+ /* 'network=' mount option forbidden for server */
+ OBD_FREE(lmd->lmd_nidnet, strlen(lmd->lmd_nidnet) + 1);
+ lmd->lmd_nidnet = NULL;
+ rc = -EINVAL;
+ CERROR("%s: option 'network=' not allowed for Lustre "
+ "servers: rc = %d\n", devname, rc);
+ RETURN(rc);
+ }
}
- /* Freed in lustre_free_lsi */
- OBD_ALLOC(lmd->lmd_dev, strlen(devname) + 1);
- if (!lmd->lmd_dev)
- RETURN(-ENOMEM);
- strcpy(lmd->lmd_dev, devname);
-
- /* Save mount options */
- s1 = options + strlen(options) - 1;
- while (s1 >= options && (*s1 == ',' || *s1 == ' '))
- *s1-- = 0;
- if (*options != 0) {
- /* Freed in lustre_free_lsi */
- OBD_ALLOC(lmd->lmd_opts, strlen(options) + 1);
- if (!lmd->lmd_opts)
- RETURN(-ENOMEM);
- strcpy(lmd->lmd_opts, options);
- }
+ /* Freed in lustre_free_lsi */
+ OBD_ALLOC(lmd->lmd_dev, strlen(devname) + 1);
+ if (!lmd->lmd_dev)
+ RETURN(-ENOMEM);
+ strncpy(lmd->lmd_dev, devname, strlen(devname)+1);
+
+ /* Save mount options */
+ s1 = options + strlen(options) - 1;
+ while (s1 >= options && (*s1 == ',' || *s1 == ' '))
+ *s1-- = 0;
+ if (*options != 0) {
+ /* Freed in lustre_free_lsi */
+ OBD_ALLOC(lmd->lmd_opts, strlen(options) + 1);
+ if (!lmd->lmd_opts)
+ RETURN(-ENOMEM);
+ strncpy(lmd->lmd_opts, options, strlen(options)+1);
+ }
- lmd_print(lmd);
- lmd->lmd_magic = LMD_MAGIC;
+ lmd_print(lmd);
+ lmd->lmd_magic = LMD_MAGIC;
- RETURN(rc);
+ RETURN(rc);
invalid:
- CERROR("Bad mount options %s\n", options);
- RETURN(-EINVAL);
+ CERROR("Bad mount options %s\n", options);
+ RETURN(-EINVAL);
}
struct lustre_mount_data2 {
static struct dentry *lustre_mount(struct file_system_type *fs_type, int flags,
const char *devname, void *data)
{
- struct lustre_mount_data2 lmd2 = { data, NULL };
+ struct lustre_mount_data2 lmd2 = {
+ .lmd2_data = data,
+ };
return mount_nodev(fs_type, flags, &lmd2, lustre_fill_super);
}
static int lustre_get_sb(struct file_system_type *fs_type, int flags,
const char *devname, void *data, struct vfsmount *mnt)
{
- struct lustre_mount_data2 lmd2 = { data, mnt };
+ struct lustre_mount_data2 lmd2 = {
+ .lmd2_data = data,
+ .lmd2_mnt = mnt,
+ };
return get_sb_nodev(fs_type, flags, &lmd2, lustre_fill_super, mnt);
}