Files
python-ceilometerclient/ceilometerclient/tests/unit/test_client.py
Mehdi Abaakouk 25070cd88e Remove double API requests
When a keystone session object is used API call are done twice.

This change fixes that.

Change-Id: I79815520b996bce954fe531193f1a0229ef30060
2015-11-20 08:29:11 +01:00

441 lines
18 KiB
Python

# 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.
import types
from keystoneauth1 import exceptions as ka_exc
from keystoneclient.auth.identity import v2 as v2_auth
from keystoneclient.auth.identity import v3 as v3_auth
from keystoneclient import exceptions as ks_exc
from keystoneclient import session as ks_session
import mock
from ceilometerclient import client
from ceilometerclient import exc
from ceilometerclient.openstack.common.apiclient import exceptions
from ceilometerclient.tests.unit import fakes
from ceilometerclient.tests.unit import utils
from ceilometerclient.v2 import client as v2client
FAKE_ENV = {
'username': 'username',
'password': 'password',
'tenant_name': 'tenant_name',
'auth_url': 'http://no.where',
'auth_plugin': mock.Mock(),
'ceilometer_url': 'http://no.where',
'token': '1234',
'user_domain_name': 'default',
'project_domain_name': 'default',
}
class ClientTest(utils.BaseTestCase):
@staticmethod
def create_client(env, api_version=2, endpoint=None, exclude=[]):
env = dict((k, v) for k, v in env.items()
if k not in exclude)
if not env.get('auth_plugin'):
with mock.patch('ceilometerclient.client.AuthPlugin.'
'redirect_to_aodh_endpoint') as redirect_aodh:
redirect_aodh.side_effect = ka_exc.EndpointNotFound
return client.get_client(api_version, **env)
else:
env['auth_plugin'].redirect_to_aodh_endpoint.side_effect = \
ks_exc.EndpointNotFound
return client.get_client(api_version, **env)
def test_client_v2_with_session(self):
resp = mock.Mock(status_code=200, text=b'')
resp.json.return_value = []
session = mock.Mock()
session.request.return_value = resp
c = client.get_client(2, session=session)
c.resources.list()
self.assertTrue(session.request.called)
self.assertTrue(resp.json.called)
def test_client_version(self):
c2 = self.create_client(env=FAKE_ENV, api_version=2)
self.assertIsInstance(c2, v2client.Client)
def test_client_auth_lambda(self):
env = FAKE_ENV.copy()
env['token'] = lambda: env['token']
self.assertIsInstance(env['token'],
types.FunctionType)
c2 = self.create_client(env)
self.assertIsInstance(c2, v2client.Client)
def test_client_auth_non_lambda(self):
env = FAKE_ENV.copy()
env['token'] = "1234"
self.assertIsInstance(env['token'], str)
c2 = self.create_client(env)
self.assertIsInstance(c2, v2client.Client)
@mock.patch('keystoneclient.v2_0.client', fakes.FakeKeystone)
def test_client_without_auth_plugin(self):
env = FAKE_ENV.copy()
del env['auth_plugin']
c = self.create_client(env, api_version=2, endpoint='fake_endpoint')
self.assertIsInstance(c.auth_plugin, client.AuthPlugin)
def test_client_without_auth_plugin_keystone_v3(self):
env = FAKE_ENV.copy()
del env['auth_plugin']
expected = {
'username': 'username',
'endpoint': 'http://no.where',
'tenant_name': 'tenant_name',
'service_type': None,
'token': '1234',
'endpoint_type': None,
'region_name': None,
'auth_url': 'http://no.where',
'tenant_id': None,
'insecure': None,
'cacert': None,
'password': 'password',
'user_domain_name': 'default',
'user_domain_id': None,
'project_domain_name': 'default',
'project_domain_id': None,
}
with mock.patch('ceilometerclient.client.AuthPlugin') as auth_plugin:
self.create_client(env, api_version=2, endpoint='http://no.where')
auth_plugin.assert_called_with(**expected)
def test_v2_client_timeout_invalid_value(self):
env = FAKE_ENV.copy()
env['timeout'] = 'abc'
self.assertRaises(ValueError, self.create_client, env)
env['timeout'] = '1.5'
self.assertRaises(ValueError, self.create_client, env)
def _test_v2_client_timeout_integer(self, timeout, expected_value):
env = FAKE_ENV.copy()
env['timeout'] = timeout
expected = {
'auth_plugin': mock.ANY,
'timeout': expected_value,
'original_ip': None,
'http': None,
'region_name': None,
'verify': True,
'timings': None,
'keyring_saver': None,
'cert': None,
'endpoint_type': None,
'user_agent': None,
'debug': None,
}
cls = 'ceilometerclient.openstack.common.apiclient.client.HTTPClient'
with mock.patch(cls) as mocked:
self.create_client(env)
mocked.assert_called_with(**expected)
def test_v2_client_timeout_zero(self):
self._test_v2_client_timeout_integer(0, None)
def test_v2_client_timeout_valid_value(self):
self._test_v2_client_timeout_integer(30, 30)
@mock.patch.object(ks_session, 'Session')
def test_v2_client_timeout_keystone_session(self, mocked_session):
mocked_session.side_effect = RuntimeError('Stop!')
env = FAKE_ENV.copy()
env['timeout'] = 5
del env['auth_plugin']
del env['token']
client = self.create_client(env)
self.assertRaises(RuntimeError, client.alarms.list)
args, kwargs = mocked_session.call_args
self.assertEqual(5, kwargs['timeout'])
def test_v2_client_cacert_in_verify(self):
env = FAKE_ENV.copy()
env['cacert'] = '/path/to/cacert'
client = self.create_client(env)
self.assertEqual('/path/to/cacert',
client.http_client.http_client.verify)
def test_v2_client_certfile_and_keyfile(self):
env = FAKE_ENV.copy()
env['cert_file'] = '/path/to/cert'
env['key_file'] = '/path/to/keycert'
client = self.create_client(env)
self.assertEqual(('/path/to/cert', '/path/to/keycert'),
client.http_client.http_client.cert)
def test_v2_client_insecure(self):
env = FAKE_ENV.copy()
env.pop('auth_plugin')
env['insecure'] = 'True'
client = self.create_client(env)
self.assertIn('insecure', client.auth_plugin.opts)
self.assertEqual('True', client.auth_plugin.opts['insecure'])
class ClientTest2(ClientTest):
@staticmethod
def create_client(env, api_version=2, endpoint=None, exclude=[]):
env = dict((k, v) for k, v in env.items()
if k not in exclude)
if not env.get('auth_plugin'):
with mock.patch('ceilometerclient.client.AuthPlugin.'
'redirect_to_aodh_endpoint') as redirect_aodh:
redirect_aodh.side_effect = ks_exc.EndpointNotFound
return client.Client(api_version, endpoint, **env)
else:
env['auth_plugin'].redirect_to_aodh_endpoint.side_effect = \
ks_exc.EndpointNotFound
return client.Client(api_version, endpoint, **env)
class ClientTestWithAodh(ClientTest):
@staticmethod
def create_client(env, api_version=2, endpoint=None, exclude=[]):
env = dict((k, v) for k, v in env.items()
if k not in exclude)
if not env.get('auth_plugin'):
with mock.patch('ceilometerclient.client.AuthPlugin.'
'redirect_to_aodh_endpoint'):
return client.get_client(api_version, **env)
else:
env['auth_plugin'].redirect_to_aodh_endpoint = mock.MagicMock()
return client.get_client(api_version, **env)
@mock.patch('keystoneclient.v2_0.client', fakes.FakeKeystone)
def test_client_without_auth_plugin(self):
env = FAKE_ENV.copy()
del env['auth_plugin']
c = self.create_client(env, api_version=2, endpoint='fake_endpoint')
self.assertIsInstance(c.alarm_auth_plugin, client.AuthPlugin)
def test_v2_client_insecure(self):
env = FAKE_ENV.copy()
env.pop('auth_plugin')
env['insecure'] = 'True'
client = self.create_client(env)
self.assertIn('insecure', client.alarm_auth_plugin.opts)
self.assertEqual('True', client.alarm_auth_plugin.opts['insecure'])
class ClientAuthTest(utils.BaseTestCase):
@staticmethod
def create_client(env, api_version=2, endpoint=None, exclude=[]):
env = dict((k, v) for k, v in env.items()
if k not in exclude)
return client.get_client(api_version, **env)
@mock.patch('keystoneclient.discover.Discover')
@mock.patch('keystoneclient.session.Session')
def test_discover_auth_versions(self, session, discover_mock):
env = FAKE_ENV.copy()
env.pop('auth_plugin', None)
mock_session_instance = mock.MagicMock()
session.return_value = mock_session_instance
client = self.create_client(env)
client.auth_plugin.opts.pop('token', None)
client.auth_plugin._do_authenticate(mock.MagicMock())
self.assertEqual([mock.call(auth_url='http://no.where',
session=mock_session_instance),
mock.call(auth_url='http://no.where',
session=mock_session_instance)],
discover_mock.call_args_list)
self.assertIsInstance(mock_session_instance.auth, v3_auth.Password)
@mock.patch('keystoneclient.discover.Discover')
@mock.patch('keystoneclient.session.Session')
def test_discover_auth_versions_v2_only(self, session, discover):
env = FAKE_ENV.copy()
env.pop('auth_plugin', None)
env.pop('user_domain_name', None)
env.pop('user_domain_id', None)
env.pop('project_domain_name', None)
env.pop('project_domain_id', None)
session_instance_mock = mock.MagicMock()
session.return_value = session_instance_mock
discover_instance_mock = mock.MagicMock()
discover_instance_mock.url_for.side_effect = (lambda v: v
if v == '2.0' else None)
discover.return_value = discover_instance_mock
client = self.create_client(env)
client.auth_plugin.opts.pop('token', None)
client.auth_plugin._do_authenticate(mock.MagicMock())
self.assertEqual([mock.call(auth_url='http://no.where',
session=session_instance_mock),
mock.call(auth_url='http://no.where',
session=session_instance_mock)],
discover.call_args_list)
self.assertIsInstance(session_instance_mock.auth, v2_auth.Password)
@mock.patch('keystoneclient.discover.Discover')
@mock.patch('keystoneclient.session.Session')
def test_discover_auth_versions_raise_discovery_failure(self,
session,
discover):
env = FAKE_ENV.copy()
env.pop('auth_plugin', None)
session_instance_mock = mock.MagicMock()
session.return_value = session_instance_mock
discover_instance_mock = mock.MagicMock()
discover_instance_mock.url_for.side_effect = (lambda v: v
if v == '2.0' else None)
discover.side_effect = ks_exc.DiscoveryFailure
self.assertRaises(ks_exc.DiscoveryFailure, self.create_client, env)
discover.side_effect = mock.MagicMock()
client = self.create_client(env)
discover.side_effect = ks_exc.DiscoveryFailure
client.auth_plugin.opts.pop('token', None)
self.assertRaises(ks_exc.DiscoveryFailure,
client.auth_plugin._do_authenticate,
mock.Mock())
self.assertEqual([mock.call(auth_url='http://no.where',
session=session_instance_mock),
mock.call(auth_url='http://no.where',
session=session_instance_mock),
mock.call(auth_url='http://no.where',
session=session_instance_mock)],
discover.call_args_list)
@mock.patch('keystoneclient.discover.Discover')
@mock.patch('keystoneclient.session.Session')
def test_discover_auth_versions_raise_command_err(self, session, discover):
env = FAKE_ENV.copy()
env.pop('auth_plugin', None)
session_instance_mock = mock.MagicMock()
session.return_value = session_instance_mock
discover.side_effect = exceptions.ClientException
# the redirect_to_aodh_endpoint method will raise CommandError if
# didn't specify keystone api version
self.assertRaises(exc.CommandError, self.create_client, env)
with mock.patch('ceilomet'
'erclient.client.AuthPlugin.'
'redirect_to_aodh_endpoint'):
client = self.create_client(env)
client.auth_plugin.opts.pop('token', None)
self.assertRaises(exc.CommandError,
client.auth_plugin._do_authenticate,
mock.Mock())
@mock.patch('ceilometerclient.client._get_keystone_session')
@mock.patch('ceilometerclient.client._get_token_auth_ks_session')
def test_get_endpoint(self, token_session, session):
env = FAKE_ENV.copy()
env.pop('auth_plugin', None)
env.pop('endpoint', None)
session_instance_mock = mock.MagicMock()
session.return_value = session_instance_mock
token_ks_session_mock = mock.MagicMock()
token_session.return_value = token_ks_session_mock
client = self.create_client(env)
token_ks_session_mock.get_endpoint.assert_called_with(
interface='publicURL', region_name=None, service_type='alarming')
client.auth_plugin.opts.pop('token', None)
client.auth_plugin.opts.pop('endpoint')
client.auth_plugin._do_authenticate(mock.MagicMock())
session_instance_mock.get_endpoint.assert_called_with(
region_name=None, interface='publicURL', service_type='metering')
@mock.patch('ceilometerclient.client._get_token_auth_ks_session')
def test_get_aodh_endpoint(self, session):
env = FAKE_ENV.copy()
env.pop('auth_plugin', None)
env.pop('endpoint', None)
session_instance_mock = mock.MagicMock()
session.return_value = session_instance_mock
self.create_client(env)
session_instance_mock.get_endpoint.assert_called_with(
region_name=None, interface='publicURL', service_type='alarming')
def test_http_client_with_session(self):
session = mock.Mock()
session.request.return_value = mock.Mock(status_code=404,
text=b'')
env = {"session": session,
"service_type": "metering",
"user_agent": "python-ceilometerclient"}
c = client.SessionClient(**env)
self.assertRaises(exc.HTTPException, c.get, "/")
def test_get_aodh_endpoint_without_auth_url(self):
env = FAKE_ENV.copy()
env.pop('auth_plugin', None)
env.pop('endpoint', None)
env.pop('auth_url', None)
client = self.create_client(env, endpoint='fake_endpoint')
self.assertEqual(client.alarm_auth_plugin.opts,
client.auth_plugin.opts)
@mock.patch('ceilometerclient.client._get_keystone_session')
@mock.patch('ceilometerclient.client._get_token_auth_ks_session')
def test_get_different_endpoint_type(self, token_session, session):
env = FAKE_ENV.copy()
env.pop('auth_plugin', None)
env.pop('endpoint', None)
env['endpoint_type'] = 'internal'
session_instance_mock = mock.MagicMock()
session.return_value = session_instance_mock
token_ks_session_mock = mock.MagicMock()
token_session.return_value = token_ks_session_mock
client = self.create_client(env)
token_ks_session_mock.get_endpoint.assert_called_with(
interface='internal', region_name=None, service_type='alarming')
client.auth_plugin.opts.pop('token', None)
client.auth_plugin.opts.pop('endpoint')
client.auth_plugin._do_authenticate(mock.MagicMock())
session_instance_mock.get_endpoint.assert_called_with(
region_name=None, interface='internal', service_type='metering')
@mock.patch('ceilometerclient.client._get_keystone_session')
@mock.patch('ceilometerclient.client._get_token_auth_ks_session')
def test_get_sufficient_options_missing(self, token_session, session):
env = FAKE_ENV.copy()
env.pop('auth_plugin', None)
env.pop('password', None)
env.pop('endpoint', None)
env.pop('auth_token', None)
env.pop('tenant_name', None)
env.pop('username', None)
session_instance_mock = mock.MagicMock()
session.return_value = session_instance_mock
client = self.create_client(env)
client.auth_plugin.opts.pop('endpoint', None)
self.assertRaises(exceptions.AuthPluginOptionsMissing,
client.auth_plugin.sufficient_options)