66a21758f7
This patch introduces Virtual Performance Monitoring Unit tests. Booting a VM with and without vPMUs is tested implicitly as part of rebuild and resize test cases. Related: blueprint libvirt-pmu-configuration Change-Id: Icceeb548264c0cecf6ae588fe368f4905dd3f646
75 lines
3.0 KiB
Python
75 lines
3.0 KiB
Python
# Copyright 2019 Red Hat
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from tempest.common import waiters
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from whitebox_tempest_plugin.api.compute import base
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class VPMUTest(base.BaseWhiteboxComputeTest):
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"""Tests the Virtual Performance Monitoring Unit. On and off are tested,
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along with rebuilding and resizing. In case of unspecified vPMU, qemu
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decides whether to turn it on or off based on CPU mode and model. For that
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reason, unspecified vPMU is not tested.
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"""
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def setUp(self):
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super(VPMUTest, self).setUp()
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self.on_flavor = self.create_flavor(vcpus=1,
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extra_specs={'hw:pmu': 'true'})
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self.off_flavor = self.create_flavor(vcpus=1,
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extra_specs={'hw:pmu': 'false'})
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self.on_image_id = self.copy_default_image(hw_pmu='true')
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self.off_image_id = self.copy_default_image(hw_pmu='false')
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def _assert_pmu_on(self, server):
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root = self.get_server_xml(server['id'])
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pmu = root.find('./features/pmu')
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self.assertEqual('on', pmu.get('state'))
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def _assert_pmu_off(self, server):
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root = self.get_server_xml(server['id'])
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pmu = root.find('./features/pmu')
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self.assertEqual('off', pmu.get('state'))
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def test_rebuild_on_to_off(self):
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server = self.create_test_server(image_id=self.on_image_id)
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self._assert_pmu_on(server)
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self.servers_client.rebuild_server(server['id'], self.off_image_id)
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waiters.wait_for_server_status(self.servers_client, server['id'],
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'ACTIVE')
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self._assert_pmu_off(server)
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def test_rebuild_off_to_on(self):
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server = self.create_test_server(image_id=self.off_image_id)
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self._assert_pmu_off(server)
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self.servers_client.rebuild_server(server['id'], self.on_image_id)
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waiters.wait_for_server_status(self.servers_client, server['id'],
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'ACTIVE')
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self._assert_pmu_on(server)
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def test_resize_on_to_off(self):
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server = self.create_test_server(flavor=self.on_flavor['id'])
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self._assert_pmu_on(server)
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self.resize_server(server['id'], self.off_flavor['id'])
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self._assert_pmu_off(server)
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def test_resize_off_to_on(self):
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server = self.create_test_server(flavor=self.off_flavor['id'])
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self._assert_pmu_off(server)
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self.resize_server(server['id'], self.on_flavor['id'])
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self._assert_pmu_on(server)
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