def reconnect_parent_vhd(self, child_path, parent_path):
open_params = vdisk_struct.OPEN_VIRTUAL_DISK_PARAMETERS()
open_params.Version = w_const.OPEN_VIRTUAL_DISK_VERSION_2
open_params.Version2.GetInfoOnly = False
handle = self._open(
child_path,
open_flag=w_const.OPEN_VIRTUAL_DISK_FLAG_NO_PARENTS,
open_access_mask=0,
open_params=ctypes.byref(open_params))
params = vdisk_struct.SET_VIRTUAL_DISK_INFO()
params.Version = w_const.SET_VIRTUAL_DISK_INFO_PARENT_PATH
params.ParentFilePath = parent_path
self._run_and_check_output(virtdisk.SetVirtualDiskInformation,
handle,
ctypes.byref(params),
cleanup_handle=handle)
def merge_vhd(self, vhd_path, delete_merged_image=True):
"""Merges a VHD/x image into the immediate next parent image."""
open_params = vdisk_struct.OPEN_VIRTUAL_DISK_PARAMETERS()
open_params.Version = w_const.OPEN_VIRTUAL_DISK_VERSION_1
open_params.Version1.RWDepth = 2
handle = self._open(vhd_path, open_params=ctypes.byref(open_params))
params = vdisk_struct.MERGE_VIRTUAL_DISK_PARAMETERS()
params.Version = w_const.MERGE_VIRTUAL_DISK_VERSION_1
params.Version1.MergeDepth = 1
self._run_and_check_output(virtdisk.MergeVirtualDisk,
handle,
0,
ctypes.byref(params),
None,
cleanup_handle=handle)
if delete_merged_image:
os.remove(vhd_path)