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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.
from unittest import mock
from nova import objects
from nova.tests import fixtures
from nova.tests.functional.notification_sample_tests \
import notification_sample_base
class TestComputeTaskNotificationSample(
notification_sample_base.NotificationSampleTestBase):
def setUp(self):
super(TestComputeTaskNotificationSample, self).setUp()
self.neutron = fixtures.NeutronFixture(self)
self.useFixture(self.neutron)
def test_build_instances_fault(self):
# Force down the compute node
service_id = self.api.get_service_id('nova-compute')
self.admin_api.put_service_force_down(service_id, True)
server = self._boot_a_server(
expected_status='ERROR',
extra_params={'networks': [{'port': self.neutron.port_1['id']}]},
additional_extra_specs={'hw:numa_nodes': 1,
'hw:numa_cpus.0': '0',
'hw:numa_mem.0': 512})
self._wait_for_notification('compute_task.build_instances.error')
# 0. scheduler.select_destinations.start
# 1. compute_task.rebuild_server.error
self.assertEqual(2, len(self.notifier.versioned_notifications),
self.notifier.versioned_notifications)
self._verify_notification(
'compute_task-build_instances-error',
replacements={
'instance_uuid': server['id'],
'request_spec.instance_uuid': server['id'],
'request_spec.security_groups': [],
'request_spec.numa_topology.instance_uuid': server['id'],
'request_spec.pci_requests.instance_uuid': server['id'],
'reason.function_name': self.ANY,
'reason.module_name': self.ANY,
'reason.traceback': self.ANY
},
actual=self.notifier.versioned_notifications[1])
@mock.patch.object(
objects.service, 'get_minimum_version_all_cells',
new=mock.Mock(return_value=62)
)
def test_rebuild_fault(self):
server = self._boot_a_server(
extra_params={'networks': [{'port': self.neutron.port_1['id']}]},
additional_extra_specs={'hw:numa_nodes': 1,
'hw:numa_cpus.0': '0',
'hw:numa_mem.0': 512})
self._wait_for_notification('instance.create.end')
# Force down the compute node
service_id = self.api.get_service_id('nova-compute')
self.admin_api.put_service_force_down(service_id, True)
self.notifier.reset()
# NOTE(takashin): The rebuild action and the evacuate action shares
# same code path. So the 'evacuate' action is used for this test.
self._evacuate_server(
server, expected_state='ERROR', expected_migration_status='error')
self._wait_for_notification('compute_task.rebuild_server.error')
# 0. instance.evacuate
# 1. scheduler.select_destinations.start
# 2. compute_task.rebuild_server.error
self.assertEqual(3, len(self.notifier.versioned_notifications),
self.notifier.versioned_notifications)
self._verify_notification(
'compute_task-rebuild_server-error',
replacements={
'instance_uuid': server['id'],
'request_spec.instance_uuid': server['id'],
'request_spec.security_groups': [],
'request_spec.numa_topology.instance_uuid': server['id'],
'request_spec.pci_requests.instance_uuid': server['id'],
'reason.function_name': self.ANY,
'reason.module_name': self.ANY,
'reason.traceback': self.ANY
},
actual=self.notifier.versioned_notifications[2])
def test_migrate_fault(self):
server = self._boot_a_server(
extra_params={'networks': [{'port': self.neutron.port_1['id']}]},
additional_extra_specs={'hw:numa_nodes': 1,
'hw:numa_cpus.0': '0',
'hw:numa_mem.0': 512})
self._wait_for_notification('instance.create.end')
# Disable the compute node
service_id = self.api.get_service_id('nova-compute')
self.admin_api.put_service(service_id, {'status': 'disabled'})
self.notifier.reset()
# Note that the operation will return a 202 response but fail with
# NoValidHost asynchronously.
self.admin_api.post_server_action(server['id'], {'migrate': None})
self._wait_for_notification('compute_task.migrate_server.error')
self.assertEqual(1, len(self.notifier.versioned_notifications),
self.notifier.versioned_notifications)
self._verify_notification(
'compute_task-migrate_server-error',
replacements={
'instance_uuid': server['id'],
'request_spec.instance_uuid': server['id'],
'request_spec.security_groups': [],
'request_spec.numa_topology.instance_uuid': server['id'],
'request_spec.pci_requests.instance_uuid': server['id'],
'reason.exception_message': 'No valid host was found. ',
'reason.function_name': self.ANY,
'reason.module_name': self.ANY,
'reason.traceback': self.ANY
},
actual=self.notifier.versioned_notifications[0])
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