119 lines
4.7 KiB
Python
119 lines
4.7 KiB
Python
# Copyright 2018 Canonical Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import absolute_import
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from __future__ import print_function
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import mock
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import reactive.octavia_handlers as handlers
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import charms_openstack.test_utils as test_utils
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class TestRegisteredHooks(test_utils.TestRegisteredHooks):
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def test_hooks(self):
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defaults = [
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'charm.installed',
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'amqp.connected',
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'shared-db.connected',
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'identity-service.connected',
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'identity-service.available',
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'config.changed',
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'update-status']
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hook_set = {
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'when': {
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'render': ('shared-db.available',
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'identity-service.available',
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'amqp.available',
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'leadership.set.heartbeat-key',),
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'init_db': ('config.rendered',),
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'cluster_connected': ('ha.connected',),
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'generate_heartbeat_key': ('leadership.is_leader',),
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'setup_neutron_lbaas_proxy': (
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'neutron-load-balancer.available',),
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},
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'when_not': {
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'init_db': ('db.synced',),
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'cluster_connected': ('ha.available',),
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'generate_heartbeat_key': ('leadership.set.heartbeat-key',),
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},
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}
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# test that the hooks were registered via the
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# reactive.octavia_handlers
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self.registered_hooks_test_helper(handlers, hook_set, defaults)
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class TestOctaviaHandlers(test_utils.PatchHelper):
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def setUp(self):
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super().setUp()
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self.octavia_charm = mock.MagicMock()
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self.patch_object(handlers.charm, 'provide_charm_instance',
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new=mock.MagicMock())
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self.provide_charm_instance().__enter__.return_value = \
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self.octavia_charm
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self.provide_charm_instance().__exit__.return_value = None
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def test_generate_heartbeat_key(self):
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self.patch('charms.leadership.leader_set', 'leader_set')
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self.patch('uuid.uuid4', 'uuid4')
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self.uuid4.return_value = fake_uuid4 = 'FAKE-UUID4-STRING'
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handlers.generate_heartbeat_key()
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self.leader_set.assert_called_once_with(
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{'heartbeat-key': fake_uuid4})
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self.uuid4.assert_called_once_with()
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def test_neutron_lbaas_proxy(self):
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octavia_charm = mock.MagicMock()
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self.patch_object(handlers.charm, 'provide_charm_instance',
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new=mock.MagicMock())
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self.provide_charm_instance().__enter__.return_value = octavia_charm
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self.provide_charm_instance().__exit__.return_value = None
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self.patch('charms.reactive.endpoint_from_flag', 'endpoint_from_flag')
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endpoint = mock.MagicMock()
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self.endpoint_from_flag.return_value = endpoint
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self.patch('charms_openstack.ip.canonical_url', 'canonical_url')
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self.canonical_url.return_value = 'http://1.2.3.4'
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octavia_charm.api_port.return_value = '1234'
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handlers.setup_neutron_lbaas_proxy()
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self.canonical_url.assert_called_with(endpoint_type='int')
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endpoint.publish_load_balancer_info.assert_called_with(
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'octavia', 'http://1.2.3.4:1234')
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def test_render(self):
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self.patch('charms.reactive.set_state', 'set_state')
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handlers.render('arg1', 'arg2')
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self.octavia_charm.render_with_interfaces.assert_called_once_with(
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('arg1', 'arg2'))
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self.octavia_charm.assess_status.assert_called_once_with()
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self.set_state.assert_called_once_with('config.rendered')
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def test_init_db(self):
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self.patch('charms.reactive.set_state', 'set_state')
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handlers.init_db()
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self.octavia_charm.db_sync.assert_called_once_with()
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self.octavia_charm.restart_all.assert_called_once_with()
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self.set_state.assert_called_once_with('db.synced')
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self.octavia_charm.assess_status.assert_called_once_with()
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def test_cluster_connected(self):
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hacluster = mock.MagicMock()
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handlers.cluster_connected(hacluster)
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self.octavia_charm.configure_ha_resources.assert_called_once_with(
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hacluster)
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self.octavia_charm.assess_status.assert_called_once_with()
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