def get_configurable_properties(self):
        return self.properties.filter(configurable=True)
Create an empty VBD, then insert the CD.
dataset/ETHPy150Open diefenbach/django-lfs/lfs/catalog/models.py/PropertyGroup.get_configurable_properties--crossover with--dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/virt/xenapi/vm_utils.py/attach_cd