mirror of
https://git.proxmox.com/git/mirror_zfs.git
synced 2024-11-17 01:51:00 +03:00
3283f137d7
Factor Linux specific functions out of the zpool command.
Reviewed-by: Allan Jude <allanjude@freebsd.org>
Reviewed-by: Ryan Moeller <ryan@ixsystems.com>
Reviewed-by: Sean Eric Fagan <sef@ixsystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: loli10K <ezomori.nozomu@gmail.com>
Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
Closes #9333
159 lines
4.8 KiB
C
159 lines
4.8 KiB
C
/*
|
|
* CDDL HEADER START
|
|
*
|
|
* The contents of this file are subject to the terms of the
|
|
* Common Development and Distribution License (the "License").
|
|
* You may not use this file except in compliance with the License.
|
|
*
|
|
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
|
|
* or http://www.opensolaris.org/os/licensing.
|
|
* See the License for the specific language governing permissions
|
|
* and limitations under the License.
|
|
*
|
|
* When distributing Covered Code, include this CDDL HEADER in each
|
|
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
|
|
* If applicable, add the following below this CDDL HEADER, with the
|
|
* fields enclosed by brackets "[]" replaced with your own identifying
|
|
* information: Portions Copyright [yyyy] [name of copyright owner]
|
|
*
|
|
* CDDL HEADER END
|
|
*/
|
|
/*
|
|
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
|
|
* Copyright (c) 2018 by Delphix. All rights reserved.
|
|
*/
|
|
|
|
#ifndef _LIBZUTIL_H
|
|
#define _LIBZUTIL_H
|
|
|
|
#include <sys/nvpair.h>
|
|
#include <sys/fs/zfs.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/*
|
|
* Default wait time for a device name to be created.
|
|
*/
|
|
#define DISK_LABEL_WAIT (30 * 1000) /* 30 seconds */
|
|
|
|
|
|
/*
|
|
* Pool Config Operations
|
|
*
|
|
* These are specific to the library libzfs or libzpool instance.
|
|
*/
|
|
typedef nvlist_t *refresh_config_func_t(void *, nvlist_t *);
|
|
|
|
typedef int pool_active_func_t(void *, const char *, uint64_t, boolean_t *);
|
|
|
|
typedef const struct pool_config_ops {
|
|
refresh_config_func_t *pco_refresh_config;
|
|
pool_active_func_t *pco_pool_active;
|
|
} pool_config_ops_t;
|
|
|
|
/*
|
|
* An instance of pool_config_ops_t is expected in the caller's binary.
|
|
*/
|
|
extern const pool_config_ops_t libzfs_config_ops;
|
|
extern const pool_config_ops_t libzpool_config_ops;
|
|
|
|
typedef struct importargs {
|
|
char **path; /* a list of paths to search */
|
|
int paths; /* number of paths to search */
|
|
const char *poolname; /* name of a pool to find */
|
|
uint64_t guid; /* guid of a pool to find */
|
|
const char *cachefile; /* cachefile to use for import */
|
|
boolean_t can_be_active; /* can the pool be active? */
|
|
boolean_t scan; /* prefer scanning to libblkid cache */
|
|
nvlist_t *policy; /* load policy (max txg, rewind, etc.) */
|
|
} importargs_t;
|
|
|
|
extern nvlist_t *zpool_search_import(void *, importargs_t *,
|
|
const pool_config_ops_t *);
|
|
extern int zpool_find_config(void *, const char *, nvlist_t **, importargs_t *,
|
|
const pool_config_ops_t *);
|
|
|
|
extern const char * const * zpool_default_search_paths(size_t *count);
|
|
extern int zpool_read_label(int, nvlist_t **, int *);
|
|
extern int zpool_label_disk_wait(const char *, int);
|
|
|
|
#ifdef HAVE_LIBUDEV
|
|
struct udev_device;
|
|
|
|
extern int zfs_device_get_devid(struct udev_device *, char *, size_t);
|
|
extern int zfs_device_get_physical(struct udev_device *, char *, size_t);
|
|
#else
|
|
#define zfs_device_get_devid(dev, bufptr, buflen) (ENODATA)
|
|
#define zfs_device_get_physical(dev, bufptr, buflen) (ENODATA)
|
|
#endif
|
|
|
|
extern void update_vdev_config_dev_strs(nvlist_t *);
|
|
|
|
/*
|
|
* Default device paths
|
|
*/
|
|
#define DISK_ROOT "/dev"
|
|
#define UDISK_ROOT "/dev/disk"
|
|
#define ZVOL_ROOT "/dev/zvol"
|
|
|
|
extern int zfs_append_partition(char *path, size_t max_len);
|
|
extern int zfs_resolve_shortname(const char *name, char *path, size_t pathlen);
|
|
|
|
extern char *zfs_strip_partition(char *);
|
|
extern char *zfs_strip_partition_path(char *);
|
|
|
|
extern int zfs_strcmp_pathname(const char *, const char *, int);
|
|
|
|
extern int zfs_dev_is_dm(const char *);
|
|
extern int zfs_dev_is_whole_disk(const char *);
|
|
extern char *zfs_get_underlying_path(const char *);
|
|
extern char *zfs_get_enclosure_sysfs_path(const char *);
|
|
|
|
#ifdef HAVE_LIBUDEV
|
|
extern boolean_t is_mpath_whole_disk(const char *);
|
|
#else
|
|
#define is_mpath_whole_disk(path) (B_FALSE)
|
|
#endif
|
|
|
|
extern boolean_t zfs_isnumber(const char *);
|
|
|
|
/*
|
|
* Formats for iostat numbers. Examples: "12K", "30ms", "4B", "2321234", "-".
|
|
*
|
|
* ZFS_NICENUM_1024: Print kilo, mega, tera, peta, exa..
|
|
* ZFS_NICENUM_BYTES: Print single bytes ("13B"), kilo, mega, tera...
|
|
* ZFS_NICENUM_TIME: Print nanosecs, microsecs, millisecs, seconds...
|
|
* ZFS_NICENUM_RAW: Print the raw number without any formatting
|
|
* ZFS_NICENUM_RAWTIME: Same as RAW, but print dashes ('-') for zero.
|
|
*/
|
|
enum zfs_nicenum_format {
|
|
ZFS_NICENUM_1024 = 0,
|
|
ZFS_NICENUM_BYTES = 1,
|
|
ZFS_NICENUM_TIME = 2,
|
|
ZFS_NICENUM_RAW = 3,
|
|
ZFS_NICENUM_RAWTIME = 4
|
|
};
|
|
|
|
/*
|
|
* Convert a number to a human-readable form.
|
|
*/
|
|
extern void zfs_nicebytes(uint64_t, char *, size_t);
|
|
extern void zfs_nicenum(uint64_t, char *, size_t);
|
|
extern void zfs_nicenum_format(uint64_t, char *, size_t,
|
|
enum zfs_nicenum_format);
|
|
extern void zfs_nicetime(uint64_t, char *, size_t);
|
|
|
|
#define nicenum(num, buf, size) zfs_nicenum(num, buf, size)
|
|
|
|
extern void zpool_dump_ddt(const ddt_stat_t *, const ddt_histogram_t *);
|
|
extern int zpool_history_unpack(char *, uint64_t, uint64_t *, nvlist_t ***,
|
|
uint_t *);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* _LIBZUTIL_H */
|