from mock import MagicMock, patch import yaml from test_utils import CharmTestCase with patch('charmhelpers.core.hookenv.config') as config: config.return_value = 'neutron' import neutron_ovs_utils as utils _reg = utils.register_configs _map = utils.restart_map utils.register_configs = MagicMock() utils.restart_map = MagicMock() import neutron_ovs_hooks as hooks utils.register_configs = _reg utils.restart_map = _map TO_PATCH = [ 'config', 'CONFIGS', 'get_shared_secret', 'git_install', 'log', 'relation_ids', 'relation_set', 'configure_ovs', 'use_dvr', 'install_packages', 'purge_packages', 'enable_nova_metadata', 'enable_local_dhcp', ] NEUTRON_CONF_DIR = "/etc/neutron" NEUTRON_CONF = '%s/neutron.conf' % NEUTRON_CONF_DIR class NeutronOVSHooksTests(CharmTestCase): def setUp(self): super(NeutronOVSHooksTests, self).setUp(hooks, TO_PATCH) self.config.side_effect = self.test_config.get hooks.hooks._config_save = False def _call_hook(self, hookname): hooks.hooks.execute([ 'hooks/{}'.format(hookname)]) @patch.object(hooks, 'git_install_requested') def test_install_hook(self, git_requested): git_requested.return_value = False self._call_hook('install') self.install_packages.assert_called_with() @patch.object(hooks, 'git_install_requested') def test_install_hook_git(self, git_requested): git_requested.return_value = True openstack_origin_git = { 'repositories': [ {'name': 'requirements', 'repository': 'git://git.openstack.org/openstack/requirements', # noqa 'branch': 'stable/juno'}, {'name': 'neutron', 'repository': 'git://git.openstack.org/openstack/neutron', 'branch': 'stable/juno'} ], 'directory': '/mnt/openstack-git', } projects_yaml = yaml.dump(openstack_origin_git) self.test_config.set('openstack-origin-git', projects_yaml) self._call_hook('install') self.install_packages.assert_called_with() self.git_install.assert_called_with(projects_yaml) @patch.object(hooks, 'git_install_requested') def test_config_changed(self, git_requested): git_requested.return_value = False self.relation_ids.return_value = ['relid'] _zmq_joined = self.patch('zeromq_configuration_relation_joined') self._call_hook('config-changed') self.assertTrue(self.CONFIGS.write_all.called) self.assertTrue(_zmq_joined.called_with('relid')) self.configure_ovs.assert_called_with() @patch.object(hooks, 'git_install_requested') @patch.object(hooks, 'config_value_changed') def test_config_changed_git(self, config_val_changed, git_requested): git_requested.return_value = True self.relation_ids.return_value = ['relid'] _zmq_joined = self.patch('zeromq_configuration_relation_joined') openstack_origin_git = { 'repositories': [ {'name': 'requirements', 'repository': 'git://git.openstack.org/openstack/requirements', 'branch': 'stable/juno'}, {'name': 'neutron', 'repository': 'git://git.openstack.org/openstack/neutron', 'branch': 'stable/juno'} ], 'directory': '/mnt/openstack-git', } projects_yaml = yaml.dump(openstack_origin_git) self.test_config.set('openstack-origin-git', projects_yaml) self._call_hook('config-changed') self.git_install.assert_called_with(projects_yaml) self.assertTrue(self.CONFIGS.write_all.called) self.assertTrue(_zmq_joined.called_with('relid')) self.configure_ovs.assert_called_with() @patch.object(hooks, 'git_install_requested') def test_config_changed_dvr(self, git_requested): git_requested.return_value = False self._call_hook('config-changed') self.install_packages.assert_called_with() self.assertTrue(self.CONFIGS.write_all.called) self.configure_ovs.assert_called_with() @patch.object(hooks, 'neutron_plugin_joined') def test_neutron_plugin_api(self, _plugin_joined): self.relation_ids.return_value = ['rid'] self._call_hook('neutron-plugin-api-relation-changed') self.configure_ovs.assert_called_with() self.assertTrue(self.CONFIGS.write_all.called) _plugin_joined.assert_called_with(relation_id='rid') self.install_packages.assert_called_with() @patch.object(hooks, 'neutron_plugin_joined') def test_neutron_plugin_api_nodvr(self, _plugin_joined): self.use_dvr.return_value = False self.relation_ids.return_value = ['rid'] self._call_hook('neutron-plugin-api-relation-changed') self.configure_ovs.assert_called_with() self.assertTrue(self.CONFIGS.write_all.called) _plugin_joined.assert_called_with(relation_id='rid') self.purge_packages.assert_called_with(['neutron-l3-agent']) @patch.object(hooks, 'git_install_requested') def test_neutron_plugin_joined_dvr_dhcp(self, git_requested): self.enable_nova_metadata.return_value = True self.enable_local_dhcp.return_value = True self.use_dvr.return_value = True git_requested.return_value = False self.get_shared_secret.return_value = 'secret' self._call_hook('neutron-plugin-relation-joined') rel_data = { 'metadata-shared-secret': 'secret', } self.relation_set.assert_called_with( relation_id=None, **rel_data ) self.assertTrue(self.install_packages.called) @patch.object(hooks, 'git_install_requested') def test_neutron_plugin_joined_dvr_nodhcp(self, git_requested): self.enable_nova_metadata.return_value = True self.enable_local_dhcp.return_value = False self.use_dvr.return_value = True git_requested.return_value = False self.get_shared_secret.return_value = 'secret' self._call_hook('neutron-plugin-relation-joined') rel_data = { 'metadata-shared-secret': 'secret', } self.relation_set.assert_called_with( relation_id=None, **rel_data ) self.purge_packages.assert_called_with(['neutron-dhcp-agent']) self.assertFalse(self.install_packages.called) @patch.object(hooks, 'git_install_requested') def test_neutron_plugin_joined_nodvr_nodhcp(self, git_requested): self.enable_nova_metadata.return_value = False self.enable_local_dhcp.return_value = False self.use_dvr.return_value = False git_requested.return_value = False self.get_shared_secret.return_value = 'secret' self._call_hook('neutron-plugin-relation-joined') rel_data = { 'metadata-shared-secret': None, } self.relation_set.assert_called_with( relation_id=None, **rel_data ) self.purge_packages.assert_called_with(['neutron-dhcp-agent', 'neutron-metadata-agent']) self.assertFalse(self.install_packages.called) def test_amqp_joined(self): self._call_hook('amqp-relation-joined') self.relation_set.assert_called_with( username='neutron', vhost='openstack', relation_id=None ) def test_amqp_changed(self): self.CONFIGS.complete_contexts.return_value = ['amqp'] self._call_hook('amqp-relation-changed') self.assertTrue(self.CONFIGS.write.called_with(NEUTRON_CONF)) def test_amqp_departed(self): self._call_hook('amqp-relation-departed') self.assertTrue(self.CONFIGS.write.called_with(NEUTRON_CONF))