61 lines
2.6 KiB
Python
61 lines
2.6 KiB
Python
# Copyright (c) 2018 Intel, Inc.
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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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import fixtures
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from nova import conf
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from nova.tests.functional import integrated_helpers
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from nova.tests.unit.virt.libvirt import fakelibvirt
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CONF = conf.CONF
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class LibvirtReportTraitsTests(integrated_helpers.ProviderUsageBaseTestCase):
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compute_driver = 'libvirt.LibvirtDriver'
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def setUp(self):
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super(LibvirtReportTraitsTests, self).setUp()
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self.useFixture(fakelibvirt.FakeLibvirtFixture(stub_os_vif=False))
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self.useFixture(
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fixtures.MockPatch(
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'nova.virt.libvirt.driver.LibvirtDriver.init_host'))
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self.assertEqual([], self._get_all_providers())
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self.compute = self._start_compute(CONF.host)
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nodename = self.compute.manager._get_nodename(None)
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self.host_uuid = self._get_provider_uuid_by_host(nodename)
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def test_report_cpu_traits(self):
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# Test CPU traits reported on initial node startup, these specific
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# trait values are coming from fakelibvirt's baselineCPU result.
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traits = self._get_provider_traits(self.host_uuid)
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for trait in ('HW_CPU_X86_VMX', 'HW_CPU_X86_AESNI'):
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self.assertIn(trait, traits)
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self._create_trait('CUSTOM_TRAITS')
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new_traits = ['CUSTOM_TRAITS', 'HW_CPU_X86_AVX']
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self._set_provider_traits(self.host_uuid, new_traits)
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# The above is an out-of-band placement operation, as if the operator
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# used the CLI. So now we have to "SIGHUP the compute process" to clear
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# the report client cache so the subsequent update picks up the change.
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self.compute.manager.reset()
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self._run_periodics()
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# HW_CPU_X86_AVX is filtered out because nova-compute owns CPU traits
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# and it's not in the baseline for the host.
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traits = set(self._get_provider_traits(self.host_uuid))
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expected_traits = self.expected_libvirt_driver_capability_traits.union(
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[u'HW_CPU_X86_VMX', u'HW_CPU_X86_AESNI', u'CUSTOM_TRAITS']
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)
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self.assertItemsEqual(expected_traits, traits)
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