270 lines
12 KiB
Python
270 lines
12 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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import json
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from unittest import mock
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import charm.openstack.octavia as octavia
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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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'config.changed',
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'update-status',
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'upgrade-charm',
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'certificates.available',
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]
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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-api.available',),
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'setup_hm_port': (
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'identity-service.available',
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'neutron-api.available',
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'sdn-subordinate.available',
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'amqp.available',
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'config.default.enable-amphora',
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),
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'update_controller_ip_port_list': (
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'leadership.is_leader',
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'identity-service.available',
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'neutron-api.available',
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'amqp.available',
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'config.default.enable-amphora',
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),
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'setup_endpoint_connection': (
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'identity-service.connected',),
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'maybe_enable_ovn_driver': (
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'ovsdb-subordinate.available',),
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'update_nagios': (
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'charm.installed',
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'nrpe-external-master.available',),
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'action_setup_hm_port': (
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'config.default.enable-amphora',
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'charm.octavia.action_setup_hm_port',),
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},
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'when_any': {
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'sdn_joined': ('neutron-openvswitch.connected',
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'ovsdb-subordinate.available'),
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'nagios_config_changed': (
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'config.changed.nagios_context',
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'config.changed.nagios_servicegroups'),
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},
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'when_none': {
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'sdn_broken': ('neutron-openvswitch.connected',
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'ovsdb-subordinate.available'),
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},
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'when_not': {
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'init_db': ('db.synced', 'is-update-status-hook'),
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'cluster_connected': ('ha.available', 'is-update-status-hook'),
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'generate_heartbeat_key': ('leadership.set.heartbeat-key',
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'is-update-status-hook'),
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'disable_ovn_driver': ('ovsdb-subordinate.available',),
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'maybe_enable_ovn_driver': ('is-update-status-hook',),
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'setup_endpoint_connection': ('is-update-status-hook',),
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'setup_neutron_lbaas_proxy': ('is-update-status-hook',),
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'setup_hm_port': ('is-update-status-hook',
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'unit.is.departing',),
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'update_controller_ip_port_list': ('is-update-status-hook',),
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'render': ('is-update-status-hook',),
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'update_nagios': ('octavia.nrpe.configured',
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'is-update-status-hook'),
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},
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'hook': {
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'upgrade_charm': ('upgrade-charm',),
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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.patch_release(octavia.RockyOctaviaCharm.release)
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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_setup_endpoint_connection(self):
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keystone = mock.MagicMock()
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handlers.setup_endpoint_connection(keystone)
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keystone.register_endpoints.assert_called_once_with(
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self.octavia_charm.service_type,
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self.octavia_charm.region,
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self.octavia_charm.public_url,
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self.octavia_charm.internal_url,
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self.octavia_charm.admin_url,
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requested_roles=octavia.OCTAVIA_ROLES,
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add_role_to_admin=octavia.OCTAVIA_ROLES)
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self.octavia_charm.assess_status.assert_called_once_with()
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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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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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self.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_setup_hm_port(self):
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self.patch('charms.reactive.endpoint_from_flag', 'endpoint_from_flag')
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self.patch('charms.reactive.set_flag', 'set_flag')
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self.patch_object(handlers.api_crud, 'setup_hm_port')
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self.patch_object(handlers.api_crud, 'wait_for_hm_port_bound')
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self.wait_for_hm_port_bound = True
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handlers.setup_hm_port()
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self.setup_hm_port.assert_called_with(
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self.endpoint_from_flag(),
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self.octavia_charm,
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host_id=self.endpoint_from_flag().host())
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self.set_flag.assert_has_calls([
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mock.call('config.changed'),
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mock.call('octavia.hm-port.available')])
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self.setup_hm_port.reset_mock()
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ovsdb_subordinate = mock.MagicMock()
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identity_service = mock.MagicMock()
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self.endpoint_from_flag.side_effect = [
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None, ovsdb_subordinate, identity_service]
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handlers.setup_hm_port()
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self.setup_hm_port.assert_called_with(
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identity_service,
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self.octavia_charm,
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host_id=ovsdb_subordinate.chassis_name)
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def test_update_controller_ip_port_list(self):
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self.patch('charms.reactive.endpoint_from_flag', 'endpoint_from_flag')
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self.patch('charms.leadership.leader_set', 'leader_set')
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self.patch('charms.leadership.leader_get', 'leader_get')
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self.patch_object(handlers.api_crud, 'get_port_ip_unit_map')
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fake_ip_unit_map = {'lb-0': '2001:db8:42::1', 'lb-1': '2001:db8:42::2'}
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self.get_port_ip_unit_map.return_value = fake_ip_unit_map
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self.patch_object(handlers.ch_core.hookenv, 'departing_unit')
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self.departing_unit.return_value = 'lb/1'
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self.patch_object(handlers.api_crud, 'delete_hm_port')
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handlers.update_controller_ip_port_list()
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self.leader_set.assert_called_once_with(
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{
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'controller-ip-port-list': json.dumps([
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'2001:db8:42::1',
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])})
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def test_render(self):
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self.patch('charms.reactive.set_state', 'set_state')
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self.patch_object(handlers.api_crud, 'create_nova_keypair')
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self.patch_object(handlers.charm, 'optional_interfaces')
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self.optional_interfaces.return_value = ('fake', 'interface', 'list')
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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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('fake', 'interface', 'list'))
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self.optional_interfaces.assert_called_once_with(
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('arg1', 'arg2'), 'ovsdb-subordinate.available',
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'ovsdb-cms.available')
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self.octavia_charm.configure_ssl.assert_called_once_with()
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self.octavia_charm.enable_webserver_site.assert_called_once_with()
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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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def test_disable_ovn_driver(self):
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self.patch_object(octavia.reactive, 'clear_flag')
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handlers.disable_ovn_driver()
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self.clear_flag.assert_called_once_with(
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'charm.octavia.enable-ovn-driver')
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def test_maybe_enable_ovn_driver(self):
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ovsdb = mock.MagicMock()
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ovsdb.ovn_configured = True
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self.patch_object(octavia.reactive, 'endpoint_from_flag')
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self.endpoint_from_flag.return_value = ovsdb
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self.patch_object(octavia.reactive, 'set_flag')
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handlers.maybe_enable_ovn_driver()
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self.endpoint_from_flag.assert_called_once_with(
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'ovsdb-subordinate.available')
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self.set_flag.assert_called_once_with(
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'charm.octavia.enable-ovn-driver')
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self.octavia_charm.install.assert_called_once_with()
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self.octavia_charm.assess_status.assert_called_once_with()
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def test_update_nagios(self):
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self.patch_object(handlers.nrpe, 'get_nagios_unit_name',
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return_value=mock.sentinel.unit_name)
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nrpe_instance = mock.MagicMock()
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self.patch_object(handlers.nrpe, 'NRPE', return_value=nrpe_instance)
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self.patch_object(handlers.nrpe, 'add_init_service_checks')
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self.patch('charms.reactive.set_state')
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handlers.update_nagios()
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self.add_init_service_checks.assert_called_once_with(
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nrpe_instance, self.octavia_charm.full_service_list,
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mock.sentinel.unit_name)
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nrpe_instance.write.assert_called_once()
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self.set_state.assert_called_once_with('octavia.nrpe.configured')
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def test_nagios_config_changed(self):
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self.patch('charms.reactive.remove_state')
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handlers.nagios_config_changed()
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self.remove_state.assert_any_call('octavia.nrpe.configured')
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self.remove_state.assert_any_call('config.changed.nagios_context')
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self.remove_state.assert_any_call(
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'config.changed.nagios_servicegroups')
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self.assertEqual(self.remove_state.call_count, 3)
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