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rbd: add wrapper for rbd_pool_metadata_set() 

Add wrapper for rbd_pool_metadata_set() function which sets pool metadata
associated with the given key.

Signed-off-by: Mudit Agarwal <muagarwa@redhat.com>
This commit is contained in:
Mudit Agarwal 2020-06-06 06:27:08 +05:30 committed by John Mulligan
parent f88a17dc64
commit 7b56123e17
1 changed files with 16 additions and 1 deletions
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17
rbd/pool_nautilus.go
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@ -1,6 +1,7 @@
// +build !luminous,!mimic // +build !luminous,!mimic
// //
// Ceph Nautilus is the first release that includes rbd_pool_metadata_get(). // Ceph Nautilus is the first release that includes rbd_pool_metadata_get(),
// rbd_pool_metadata_set().
package rbd package rbd
@ -45,3 +46,17 @@ func GetPoolMetadata(ioctx *rados.IOContext, key string) (string, error) {
} }
return C.GoString((*C.char)(unsafe.Pointer(&buf[0]))), nil return C.GoString((*C.char)(unsafe.Pointer(&buf[0]))), nil
} }
// SetPoolMetadata updates the pool metadata string associated with the given key.
//
// Implements:
// int rbd_pool_metadata_set(rados_ioctx_t io_ctx, const char *key, const char *value);
func SetPoolMetadata(ioctx *rados.IOContext, key, value string) error {
cKey := C.CString(key)
defer C.free(unsafe.Pointer(cKey))
cValue := C.CString(value)
defer C.free(unsafe.Pointer(cValue))
ret := C.rbd_pool_metadata_set(cephIoctx(ioctx), cKey, cValue)
return getError(ret)
}