Yeah apologies, I didn't explicitly call it out in the description but this requires RAW images to be used otherwise we fallback to libvirt_utils.fetch_image.
https://github.com/openstack/nova/blob/77b9e288a1dcd6b967b53aab818fcbac7d9105f6/nova/virt/libvirt/driver.py#L3153-L3159
Yeah apologies, I didn't explicitly call it out in the description but this requires RAW images to be used otherwise we fallback to libvirt_ utils.fetch_ image.
https:/ /github. com/openstack/ nova/blob/ 77b9e288a1dcd6b 967b53aab818fcb ac7d9105f6/ nova/virt/ libvirt/ driver. py#L3153- L3159