X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Futils%2Fmount_utils.h;h=604483d3bae5ffc09d10f65ddeb15f1b088417df;hp=7fd9b34a547ad4b0da9d65bed4b0d2d990329072;hb=7e0208da21f9358d96feebce5124f8587778c318;hpb=09898fdea91045c7414a7b326811b819c670263c diff --git a/lustre/utils/mount_utils.h b/lustre/utils/mount_utils.h index 7fd9b34..604483d 100644 --- a/lustre/utils/mount_utils.h +++ b/lustre/utils/mount_utils.h @@ -15,11 +15,7 @@ * * 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 */ @@ -27,7 +23,7 @@ * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. * - * Copyright (c) 2012, 2014, Intel Corporation. + * Copyright (c) 2012, 2017, Intel Corporation. */ /* * This file is part of Lustre, http://www.lustre.org/ @@ -58,8 +54,11 @@ #include #include -#include -#include +#include +#include +#ifdef HAVE_SERVER_SUPPORT +#include +#endif extern char *progname; extern int verbose; @@ -75,27 +74,63 @@ extern int failover; #define MO_DRYRUN 0x08 #define MO_QUOTA 0x10 #define MO_NOHOSTID_CHECK 0x20 +#define MO_RENAME 0x40 +#define MO_ERASE_ALL 0x80 #define MAX_LOOP_DEVICES 16 #define INDEX_UNASSIGNED 0xFFFF +/* Maximum length of on-disk parameters in the form key= */ +#define PARAM_MAX 4096 + +#ifdef HAVE_SERVER_SUPPORT +/* On-disk configuration file. In host-endian order. */ +struct lustre_disk_data { + __u32 ldd_magic; + __u32 ldd_feature_compat; /* compatible feature flags */ + __u32 ldd_feature_rocompat; /* read-only compatible feature flags */ + __u32 ldd_feature_incompat; /* incompatible feature flags */ + + __u32 ldd_config_ver; /* config rewrite count - not used */ + __u32 ldd_flags; /* LDD_SV_TYPE */ + __u32 ldd_svindex; /* server index (0001), must match + * svname + */ + __u32 ldd_mount_type; /* target fs type LDD_MT_* */ + char ldd_fsname[64]; /* filesystem this server is part of, + * MTI_NAME_MAXLEN + */ + char ldd_svname[64]; /* this server's name (lustre-mdt0001)*/ + __u8 ldd_uuid[40]; /* server UUID (COMPAT_146) */ + + char ldd_userdata[1024 - 200]; /* arbitrary user string '200' */ + __u8 ldd_padding[4096 - 1024]; /* 1024 */ + char ldd_mount_opts[4096]; /* target fs mount opts '4096' */ + char ldd_params[4096]; /* key=value pairs '8192' */ +}; + /* used to describe the options to format the lustre disk, not persistent */ struct mkfs_opts { struct lustre_disk_data mo_ldd; /* to be written in MOUNT_DATA_FILE */ - char mo_device[128]; /* disk device name */ - char **mo_pool_vdevs; /* list of pool vdevs */ - char mo_loopdev[128]; /* in case a loop dev is needed */ - char mo_mkfsopts[512]; /* options to the backing-store mkfs */ - char *mo_mountopts; /* mount options for backing fs */ - __u64 mo_device_kb; /* in KB */ - int mo_stripe_count; - int mo_flags; - int mo_mgs_failnodes; + char mo_device[128]; /* disk device name */ + char **mo_pool_vdevs; /* list of pool vdevs */ + char mo_loopdev[128]; /* in case a loop dev is needed */ + char mo_mkfsopts[512]; /* options for backing-store mkfs */ + char *mo_mountopts; /* mount options for backing fs */ + long long mo_device_kb; /* in KB */ + int mo_blocksize_kb; /* blocksize in KB */ + int mo_stripe_count; + int mo_flags; + int mo_mgs_failnodes; + int mo_inode_size; }; +#endif /* used to describe the options to mount the lustre disk */ struct mount_opts { +#ifdef HAVE_SERVER_SUPPORT struct lustre_disk_data mo_ldd; +#endif char *mo_orig_options; char *mo_usource; /* user-specified mount device */ char *mo_source; /* our mount device name */ @@ -110,19 +145,45 @@ struct mount_opts { int mo_have_mgsnid; int mo_md_stripe_cache_size; int mo_nosvc; + int mo_max_sectors_kb; }; +#ifdef HAVE_SERVER_SUPPORT int get_mountdata(char *, struct lustre_disk_data *); +static inline const char *mt_str(enum ldd_mount_type mt) +{ + static const char * const mount_type_string[] = { + "ext3", + "ldiskfs", + "smfs", + "reiserfs", + "ldiskfs2", + "zfs", + }; + return mount_type_string[mt]; +} + +static inline const char *mt_type(enum ldd_mount_type mt) +{ + static const char * const mount_type_string[] = { + "osd-ldiskfs", + "osd-ldiskfs", + "osd-smfs", + "osd-reiserfs", + "osd-ldiskfs", + "osd-zfs", + }; + return mount_type_string[mt]; +} +#endif /* HAVE_SERVER_SUPPORT */ + #define MT_STR(data) mt_str((data)->ldd_mount_type) -#undef IS_MDT #define IS_MDT(data) ((data)->ldd_flags & LDD_F_SV_TYPE_MDT) -#undef IS_OST #define IS_OST(data) ((data)->ldd_flags & LDD_F_SV_TYPE_OST) -#undef IS_MGS #define IS_MGS(data) ((data)->ldd_flags & LDD_F_SV_TYPE_MGS) -#undef IS_SERVER +#define IS_SEPARATED_MGS(data) ((data)->ldd_flags == LDD_F_SV_TYPE_MGS) #define IS_SERVER(data) ((data)->ldd_flags & (LDD_F_SV_TYPE_MGS | \ LDD_F_SV_TYPE_MDT | LDD_F_SV_TYPE_OST)) @@ -142,7 +203,10 @@ int update_mtab_entry(char *spec, char *mtpt, char *type, char *opts, int update_utab_entry(struct mount_opts *mop); int check_mountfsoptions(char *mountopts, char *wanted_mountopts); void trim_mountfsoptions(char *s); +#ifdef HAVE_SERVER_SUPPORT __u64 get_device_size(char* device); +int lustre_rename_fsname(struct mkfs_opts *mop, const char *mntpt, + const char *oldname); /* loopback helper functions */ int file_create(char *path, __u64 size); @@ -153,6 +217,8 @@ int loop_cleanup(struct mkfs_opts *mop); /* generic target support */ int osd_write_ldd(struct mkfs_opts *mop); int osd_read_ldd(char *dev, struct lustre_disk_data *ldd); +int osd_erase_ldd(struct mkfs_opts *mop, char *param); +void osd_print_ldd_params(struct mkfs_opts *mop); int osd_is_lustre(char *dev, unsigned *mount_type); int osd_make_lustre(struct mkfs_opts *mop); int osd_prepare_lustre(struct mkfs_opts *mop, @@ -160,6 +226,7 @@ int osd_prepare_lustre(struct mkfs_opts *mop, int osd_fix_mountopts(struct mkfs_opts *mop, char *mountopts, size_t len); int osd_tune_lustre(char *dev, struct mount_opts *mop); int osd_label_lustre(struct mount_opts *mop); +int osd_rename_fsname(struct mkfs_opts *mop, const char *oldname); int osd_enable_quota(struct mkfs_opts *mop); int osd_init(void); void osd_fini(void); @@ -169,6 +236,8 @@ struct module_backfs_ops { void (*fini)(void); int (*read_ldd)(char *ds, struct lustre_disk_data *ldd); int (*write_ldd)(struct mkfs_opts *mop); + int (*erase_ldd)(struct mkfs_opts *mop, char *param); + void (*print_ldd_params)(struct mkfs_opts *mop); int (*is_lustre)(char *dev, enum ldd_mount_type *mount_type); int (*make_lustre)(struct mkfs_opts *mop); int (*prepare_lustre)(struct mkfs_opts *mop, @@ -178,10 +247,23 @@ struct module_backfs_ops { int (*tune_lustre)(char *dev, struct mount_opts *mop); int (*label_lustre)(struct mount_opts *mop); int (*enable_quota)(struct mkfs_opts *mop); + int (*rename_fsname)(struct mkfs_opts *mop, const char *oldname); void *dl_handle; }; +struct module_backfs_ops zfs_ops; +struct module_backfs_ops ldiskfs_ops; + struct module_backfs_ops *load_backfs_module(enum ldd_mount_type mount_type); void unload_backfs_ops(struct module_backfs_ops *ops); +#endif + +#ifdef HAVE_OPENSSL_SSK int load_shared_keys(struct mount_opts *mop); +#else +static inline int load_shared_keys(struct mount_opts *mop) +{ + return EOPNOTSUPP; +} +#endif #endif