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# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import copy
from unittest import mock
from oslo_utils.fixture import uuidsentinel as uuids
from nova import test
from nova.tests.fixtures import libvirt as fakelibvirt
from nova.tests.functional.libvirt import base
from nova.virt.libvirt.host import SEV_KERNEL_PARAM_FILE
class TestSEVInstanceReboot(base.ServersTestBase):
"""Regression test for bug #1899835
This regression test aims to assert the failure to hard reboot SEV based
instances due to the use of image_meta.name within
nova.virt.hardware.get_mem_encryption_constraint.
"""
microversion = 'latest'
@test.patch_open(SEV_KERNEL_PARAM_FILE, "1\n")
@mock.patch.object(
fakelibvirt.virConnect, '_domain_capability_features',
new=fakelibvirt.virConnect._domain_capability_features_with_SEV)
def setUp(self):
super().setUp()
# Configure the compute to allow SEV based instances and then start
self.flags(num_memory_encrypted_guests=16, group='libvirt')
with test.patch_exists(SEV_KERNEL_PARAM_FILE, True):
self.start_compute()
# Create a SEV enabled image for the test
sev_image = copy.deepcopy(self.glance.image1)
sev_image['id'] = uuids.sev_image_id
sev_image['properties']['hw_firmware_type'] = 'uefi'
sev_image['properties']['hw_machine_type'] = 'q35'
sev_image['properties']['hw_mem_encryption'] = 'True'
self.glance.create(None, sev_image)
def test_hard_reboot(self):
# Launch a SEV based instance and then attempt to hard reboot
server = self._create_server(
image_uuid=uuids.sev_image_id,
networks='none'
)
# Hard reboot the server
self._reboot_server(server, hard=True)
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