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rbd: remove snapshot_mimic.go

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go-ceph stopped supporting mimic in v0.7.0. This file no longer is
needed.

Signed-off-by: John Mulligan <jmulligan@redhat.com>
This commit is contained in:
John Mulligan 2021-07-19 14:22:33 -04:00 committed by mergify[bot]
parent 11f319727f
commit 5c0c0c94da
1 changed files with 0 additions and 88 deletions
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88
rbd/snapshot_mimic.go
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@ -1,88 +0,0 @@
// +build luminous mimic
// +build !nautilus
//
// Ceph Nautilus introduced rbd_get_parent() and deprecated rbd_get_parent_info().
// Ceph Nautilus introduced rbd_list_children3() and deprecated rbd_list_children().
package rbd
// #cgo LDFLAGS: -lrbd
// #include <rbd/librbd.h>
// #include <errno.h>
import "C"
import (
"unsafe"
"github.com/ceph/go-ceph/internal/cutil"
)
// GetParentInfo looks for the parent of the image and stores the pool, name
// and snapshot-name in the byte-arrays that are passed as arguments.
//
// Implements:
// int rbd_get_parent_info(rbd_image_t image, char *parent_pool_name,
// size_t ppool_namelen, char *parent_name,
// size_t pnamelen, char *parent_snap_name,
// size_t psnap_namelen)
func (image *Image) GetParentInfo(p_pool, p_name, p_snapname []byte) error {
if err := image.validate(imageIsOpen); err != nil {
return err
}
ret := C.rbd_get_parent_info(
image.image,
(*C.char)(unsafe.Pointer(&p_pool[0])),
(C.size_t)(len(p_pool)),
(*C.char)(unsafe.Pointer(&p_name[0])),
(C.size_t)(len(p_name)),
(*C.char)(unsafe.Pointer(&p_snapname[0])),
(C.size_t)(len(p_snapname)))
if ret == 0 {
return nil
} else {
return rbdError(ret)
}
}
// ListChildren returns arrays with the pools and names of the images that are
// children of the given image. The index of the pools and images arrays can be
// used to link the two items together.
//
// Implements:
// ssize_t rbd_list_children(rbd_image_t image, char *pools,
// size_t *pools_len,
// char *images, size_t *images_len);
func (image *Image) ListChildren() (pools []string, images []string, err error) {
if err := image.validate(imageIsOpen); err != nil {
return nil, nil, err
}
var c_pools_len, c_images_len C.size_t
ret := C.rbd_list_children(image.image,
nil, &c_pools_len,
nil, &c_images_len)
if ret == 0 {
return nil, nil, nil
}
if ret < 0 && ret != -C.ERANGE {
return nil, nil, rbdError(ret)
}
pools_buf := make([]byte, c_pools_len)
images_buf := make([]byte, c_images_len)
ret = C.rbd_list_children(image.image,
(*C.char)(unsafe.Pointer(&pools_buf[0])),
&c_pools_len,
(*C.char)(unsafe.Pointer(&images_buf[0])),
&c_images_len)
if ret < 0 {
return nil, nil, rbdError(ret)
}
pools = cutil.SplitSparseBuffer(pools_buf[:c_pools_len])
images = cutil.SplitSparseBuffer(images_buf[:c_images_len])
return pools, images, nil
}