94 lines
3.8 KiB
Python
94 lines
3.8 KiB
Python
# Copyright (C) 2015 Red Hat, 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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import mock
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from nova.tests.functional.api import client
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from nova.tests.functional.test_servers import ServersTestBase
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from nova.tests.unit.virt.libvirt import fake_imagebackend
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from nova.tests.unit.virt.libvirt import fake_libvirt_utils
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from nova.tests.unit.virt.libvirt import fakelibvirt
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class RealTimeServersTest(ServersTestBase):
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def setUp(self):
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super(RealTimeServersTest, self).setUp()
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# Replace libvirt with fakelibvirt
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self.useFixture(fake_imagebackend.ImageBackendFixture())
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self.useFixture(fixtures.MonkeyPatch(
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'nova.virt.libvirt.driver.libvirt_utils',
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fake_libvirt_utils))
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self.useFixture(fixtures.MonkeyPatch(
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'nova.virt.libvirt.driver.libvirt',
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fakelibvirt))
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self.useFixture(fixtures.MonkeyPatch(
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'nova.virt.libvirt.host.libvirt',
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fakelibvirt))
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self.useFixture(fixtures.MonkeyPatch(
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'nova.virt.libvirt.guest.libvirt',
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fakelibvirt))
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self.useFixture(fakelibvirt.FakeLibvirtFixture())
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self.flags(sysinfo_serial='none', group='libvirt')
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def _setup_compute_service(self):
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self.flags(compute_driver='libvirt.LibvirtDriver')
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def test_no_dedicated_cpu(self):
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flavor = self._create_flavor(extra_spec={'hw:cpu_realtime': 'yes'})
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server = self._build_server(flavor)
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# Cannot set realtime policy in a non dedicated cpu pinning policy
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self.assertRaises(
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client.OpenStackApiException,
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self.api.post_server, {'server': server})
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def test_no_realtime_mask(self):
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flavor = self._create_flavor(extra_spec={
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'hw:cpu_realtime': 'yes', 'hw:cpu_policy': 'dedicated'})
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server = self._build_server(flavor)
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# Cannot set realtime policy if not vcpus mask defined
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self.assertRaises(
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client.OpenStackApiException,
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self.api.post_server, {'server': server})
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def test_success(self):
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host_info = fakelibvirt.NUMAHostInfo(cpu_nodes=2, cpu_sockets=1,
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cpu_cores=2, cpu_threads=2,
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kB_mem=15740000)
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fake_connection = fakelibvirt.Connection('qemu:///system',
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version=fakelibvirt.FAKE_LIBVIRT_VERSION,
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hv_version=fakelibvirt.FAKE_QEMU_VERSION,
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host_info=host_info)
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with mock.patch('nova.virt.libvirt.host.Host.get_connection',
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return_value=fake_connection):
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self.compute = self.start_service('compute', host='test_compute0')
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flavor = self._create_flavor(extra_spec={
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'hw:cpu_realtime': 'yes',
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'hw:cpu_policy': 'dedicated',
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'hw:cpu_realtime_mask': '^1'})
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server = self._build_server(flavor)
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created = self.api.post_server({'server': server})
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instance = self.api.get_server(created['id'])
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instance = self._wait_for_state_change(instance, 'BUILD')
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self.assertEqual('ACTIVE', instance['status'])
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self._delete_server(instance['id'])
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