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zpool: Provide GUID to zpool-reguid(8) with -g (#16239)

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This commit extends the zpool-reguid(8) command with a -g flag, which
allows the user to specify the GUID to set.

This change also adds some general tests for zpool-reguid(8).

Sponsored-by: Wasabi Technology, Inc.
Sponsored-by: Klara, Inc.

Signed-off-by: Mateusz Piotrowski <0mp@FreeBSD.org>
Reviewed-by: Rob Norris <rob.norris@klarasystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
This commit is contained in:
Mateusz Piotrowski
2024-08-26 18:27:24 +02:00
committed by GitHub
parent 2420ee6e12
commit 6be8bf5552
16 changed files with 342 additions and 16 deletions
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include/libzfs.h
+1
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@@ -300,6 +300,7 @@ _LIBZFS_H int zpool_trim(zpool_handle_t *, pool_trim_func_t, nvlist_t *,
_LIBZFS_H int zpool_clear(zpool_handle_t *, const char *, nvlist_t *);
_LIBZFS_H int zpool_reguid(zpool_handle_t *);
_LIBZFS_H int zpool_set_guid(zpool_handle_t *, const uint64_t *);
_LIBZFS_H int zpool_reopen_one(zpool_handle_t *, void *);
_LIBZFS_H int zpool_sync_one(zpool_handle_t *, void *);
include/sys/fs/zfs.h
+5
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@@ -1710,6 +1710,11 @@ typedef enum {
#define ZPOOL_INITIALIZE_COMMAND "initialize_command"
#define ZPOOL_INITIALIZE_VDEVS "initialize_vdevs"
/*
* The following are names used when invoking ZFS_IOC_POOL_REGUID.
*/
#define ZPOOL_REGUID_GUID "guid"
/*
* The following are names used when invoking ZFS_IOC_POOL_TRIM.
*/
include/sys/spa.h
+1 -1
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@@ -1092,7 +1092,7 @@ extern void spa_strfree(char *);
extern uint64_t spa_generate_guid(spa_t *spa);
extern void snprintf_blkptr(char *buf, size_t buflen, const blkptr_t *bp);
extern void spa_freeze(spa_t *spa);
extern int spa_change_guid(spa_t *spa);
extern int spa_change_guid(spa_t *spa, const uint64_t *guidp);
extern void spa_upgrade(spa_t *spa, uint64_t version);
extern void spa_evict_all(void);
extern vdev_t *spa_lookup_by_guid(spa_t *spa, uint64_t guid,