def METHOD_NAME(self):
    try:
        self._export_local_image_with_nbd()
        boot_vm_cmd = qemu_img_utils.boot_vm_with_images
        self.main_vm = boot_vm_cmd(self.test, self.params, self.env)
        super(BlockdevCommitFirewall, self).METHOD_NAME()
    except:
        self.clean_images()