go-ceph/rbd/clone_image_by_id.go

47 lines
1.1 KiB
Go

//go:build !(nautilus || octopus || pacific || quincy || reef) && ceph_preview
package rbd
// #cgo LDFLAGS: -lrbd
// #include <errno.h>
// #include <stdlib.h>
// #include <rados/librados.h>
// #include <rbd/librbd.h>
import "C"
import (
"unsafe"
"github.com/ceph/go-ceph/rados"
)
// CloneImageByID creates a clone of the image from a snapshot with the given
// ID in the provided io-context with the given name and image options.
//
// Implements:
//
// int rbd_clone4(rados_ioctx_t p_ioctx, const char *p_name,
// uint64_t p_snap_id, rados_ioctx_t c_ioctx,
// const char *c_name, rbd_image_options_t c_opts);
func CloneImageByID(ioctx *rados.IOContext, parentName string, snapID uint64,
destctx *rados.IOContext, name string, rio *ImageOptions) error {
if rio == nil {
return rbdError(C.EINVAL)
}
cParentName := C.CString(parentName)
defer C.free(unsafe.Pointer(cParentName))
cCloneName := C.CString(name)
defer C.free(unsafe.Pointer(cCloneName))
ret := C.rbd_clone4(
cephIoctx(ioctx),
cParentName,
C.uint64_t(snapID),
cephIoctx(destctx),
cCloneName,
C.rbd_image_options_t(rio.options))
return getError(ret)
}