763 lines
26 KiB
Python
763 lines
26 KiB
Python
#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from ceilometerclient import exc as ceil_exc
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from ceilometerclient.openstack.common.apiclient import exceptions as c_a_exc
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from cinderclient import exceptions as cinder_exc
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from glanceclient import exc as glance_exc
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from heatclient import client as heatclient
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from heatclient import exc as heat_exc
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from keystoneclient.auth.identity import v3
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from keystoneclient import exceptions as keystone_exc
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import mock
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from neutronclient.common import exceptions as neutron_exc
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from oslo_config import cfg
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from saharaclient.api import base as sahara_base
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import six
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from swiftclient import exceptions as swift_exc
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from testtools import testcase
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from troveclient import client as troveclient
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from heat.common import context
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from heat.common import exception
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from heat.engine import clients
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from heat.engine.clients import client_plugin
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from heat.tests import common
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from heat.tests import fakes
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from heat.tests.nova import fakes as fakes_nova
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from heat.tests import utils
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class ClientsTest(common.HeatTestCase):
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def test_bad_cloud_backend(self):
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con = mock.Mock()
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cfg.CONF.set_override('cloud_backend', 'some.weird.object')
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exc = self.assertRaises(exception.Invalid, clients.Clients, con)
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self.assertIn('Invalid cloud_backend setting in heat.conf detected',
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six.text_type(exc))
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cfg.CONF.set_override('cloud_backend', 'heat.engine.clients.Clients')
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exc = self.assertRaises(exception.Invalid, clients.Clients, con)
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self.assertIn('Invalid cloud_backend setting in heat.conf detected',
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six.text_type(exc))
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def test_clients_get_heat_url(self):
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con = mock.Mock()
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con.tenant_id = "b363706f891f48019483f8bd6503c54b"
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c = clients.Clients(con)
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con.clients = c
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obj = c.client_plugin('heat')
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obj._get_client_option = mock.Mock()
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obj._get_client_option.return_value = None
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obj.url_for = mock.Mock(name="url_for")
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obj.url_for.return_value = "url_from_keystone"
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self.assertEqual("url_from_keystone", obj.get_heat_url())
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heat_url = "http://0.0.0.0:8004/v1/%(tenant_id)s"
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obj._get_client_option.return_value = heat_url
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tenant_id = "b363706f891f48019483f8bd6503c54b"
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result = heat_url % {"tenant_id": tenant_id}
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self.assertEqual(result, obj.get_heat_url())
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obj._get_client_option.return_value = result
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self.assertEqual(result, obj.get_heat_url())
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@mock.patch.object(heatclient, 'Client')
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def test_clients_heat(self, mock_call):
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self.stub_keystoneclient()
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con = mock.Mock()
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con.auth_url = "http://auth.example.com:5000/v2.0"
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con.tenant_id = "b363706f891f48019483f8bd6503c54b"
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con.auth_token = "3bcc3d3a03f44e3d8377f9247b0ad155"
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c = clients.Clients(con)
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con.clients = c
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obj = c.client_plugin('heat')
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obj.url_for = mock.Mock(name="url_for")
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obj.url_for.return_value = "url_from_keystone"
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obj.client()
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self.assertEqual('url_from_keystone', obj.get_heat_url())
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@mock.patch.object(heatclient, 'Client')
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def test_clients_heat_no_auth_token(self, mock_call):
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con = mock.Mock()
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con.auth_url = "http://auth.example.com:5000/v2.0"
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con.tenant_id = "b363706f891f48019483f8bd6503c54b"
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con.auth_token = None
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con.auth_plugin = fakes.FakeAuth(auth_token='anewtoken')
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self.stub_keystoneclient(context=con)
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c = clients.Clients(con)
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con.clients = c
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obj = c.client_plugin('heat')
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obj.url_for = mock.Mock(name="url_for")
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obj.url_for.return_value = "url_from_keystone"
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self.assertEqual('anewtoken', c.client('keystone').auth_token)
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@mock.patch.object(heatclient, 'Client')
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def test_clients_heat_cached(self, mock_call):
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self.stub_auth()
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con = mock.Mock()
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con.auth_url = "http://auth.example.com:5000/v2.0"
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con.tenant_id = "b363706f891f48019483f8bd6503c54b"
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con.auth_token = "3bcc3d3a03f44e3d8377f9247b0ad155"
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con.trust_id = None
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c = clients.Clients(con)
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con.clients = c
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obj = c.client_plugin('heat')
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obj.get_heat_url = mock.Mock(name="get_heat_url")
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obj.get_heat_url.return_value = None
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obj.url_for = mock.Mock(name="url_for")
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obj.url_for.return_value = "url_from_keystone"
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obj._client = None
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heat = obj.client()
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heat_cached = obj.client()
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self.assertEqual(heat, heat_cached)
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class FooClientsPlugin(client_plugin.ClientPlugin):
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def _create(self):
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pass
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class ClientPluginTest(common.HeatTestCase):
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def test_get_client_option(self):
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con = mock.Mock()
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con.auth_url = "http://auth.example.com:5000/v2.0"
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con.tenant_id = "b363706f891f48019483f8bd6503c54b"
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con.auth_token = "3bcc3d3a03f44e3d8377f9247b0ad155"
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c = clients.Clients(con)
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con.clients = c
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plugin = FooClientsPlugin(con)
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cfg.CONF.set_override('ca_file', '/tmp/bar',
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group='clients_heat')
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cfg.CONF.set_override('ca_file', '/tmp/foo',
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group='clients')
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cfg.CONF.set_override('endpoint_type', 'internalURL',
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group='clients')
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# check heat group
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self.assertEqual('/tmp/bar',
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plugin._get_client_option('heat', 'ca_file'))
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# check fallback clients group for known client
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self.assertEqual('internalURL',
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plugin._get_client_option('glance', 'endpoint_type'))
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# check fallback clients group for unknown client foo
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self.assertEqual('/tmp/foo',
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plugin._get_client_option('foo', 'ca_file'))
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def test_auth_token(self):
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con = mock.Mock()
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con.auth_token = "1234"
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con.trust_id = None
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c = clients.Clients(con)
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con.clients = c
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con.auth_plugin = mock.Mock(name="auth_plugin")
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con.auth_plugin.get_token = mock.Mock(name="get_token")
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con.auth_plugin.get_token.return_value = '5678'
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plugin = FooClientsPlugin(con)
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# assert token is from plugin rather than context
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# even though both are set
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self.assertEqual('5678', plugin.auth_token)
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con.auth_plugin.get_token.assert_called()
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def test_url_for(self):
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con = mock.Mock()
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con.auth_token = "1234"
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con.trust_id = None
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c = clients.Clients(con)
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con.clients = c
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con.auth_plugin = mock.Mock(name="auth_plugin")
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con.auth_plugin.get_endpoint = mock.Mock(name="get_endpoint")
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con.auth_plugin.get_endpoint.return_value = 'http://192.0.2.1/foo'
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plugin = FooClientsPlugin(con)
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self.assertEqual('http://192.0.2.1/foo',
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plugin.url_for(service_type='foo'))
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con.auth_plugin.get_endpoint.assert_called()
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@mock.patch.object(context, "RequestContext")
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@mock.patch.object(v3, "Token", name="v3_token")
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def test_get_missing_service_catalog(self, mock_v3, mkreqctx):
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class FakeKeystone(fakes.FakeKeystoneClient):
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def __init__(self):
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super(FakeKeystone, self).__init__()
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self.client = self
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self.version = 'v3'
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self.stub_keystoneclient(fake_client=FakeKeystone())
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con = mock.Mock(auth_token="1234", trust_id=None)
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c = clients.Clients(con)
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con.clients = c
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con.auth_plugin = mock.Mock(name="auth_plugin")
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get_endpoint_side_effects = [
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keystone_exc.EmptyCatalog(), None, 'http://192.0.2.1/bar']
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con.auth_plugin.get_endpoint = mock.Mock(
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name="get_endpoint", side_effect=get_endpoint_side_effects)
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mock_token_obj = mock.Mock()
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mock_token_obj.get_auth_ref.return_value = {'catalog': 'foo'}
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mock_v3.return_value = mock_token_obj
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plugin = FooClientsPlugin(con)
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mock_cxt_dict = {'auth_token_info': {'token': {'catalog': 'baz'}}}
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plugin.context.to_dict.return_value = mock_cxt_dict
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mkreqctx.from_dict.return_value.auth_plugin = con.auth_plugin
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self.assertEqual('http://192.0.2.1/bar',
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plugin.url_for(service_type='bar'))
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def test_abstract_create(self):
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con = mock.Mock()
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c = clients.Clients(con)
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con.clients = c
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self.assertRaises(TypeError, client_plugin.ClientPlugin, c)
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class TestClientPluginsInitialise(common.HeatTestCase):
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@testcase.skip('skipped until keystone can read context auth_ref')
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def test_create_all_clients(self):
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con = mock.Mock()
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con.auth_url = "http://auth.example.com:5000/v2.0"
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con.tenant_id = "b363706f891f48019483f8bd6503c54b"
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con.auth_token = "3bcc3d3a03f44e3d8377f9247b0ad155"
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c = clients.Clients(con)
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con.clients = c
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for plugin_name in clients._mgr.names():
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self.assertTrue(clients.has_client(plugin_name))
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c.client(plugin_name)
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def test_create_all_client_plugins(self):
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plugin_types = clients._mgr.names()
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self.assertIsNotNone(plugin_types)
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con = mock.Mock()
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c = clients.Clients(con)
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con.clients = c
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for plugin_name in plugin_types:
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plugin = c.client_plugin(plugin_name)
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self.assertIsNotNone(plugin)
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self.assertEqual(c, plugin.clients)
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self.assertEqual(con, plugin.context)
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self.assertIsNone(plugin._client)
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self.assertTrue(clients.has_client(plugin_name))
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class TestIsNotFound(common.HeatTestCase):
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scenarios = [
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('ceilometer_not_found', dict(
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is_not_found=True,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=False,
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plugin='ceilometer',
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exception=lambda: ceil_exc.HTTPNotFound(details='gone'),
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)),
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('ceilometer_not_found_apiclient', dict(
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is_not_found=True,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=False,
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plugin='ceilometer',
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exception=lambda: c_a_exc.NotFound(details='gone'),
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)),
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('ceilometer_exception', dict(
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is_not_found=False,
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is_over_limit=False,
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is_client_exception=False,
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is_conflict=False,
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plugin='ceilometer',
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exception=lambda: Exception()
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)),
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('ceilometer_overlimit', dict(
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is_not_found=False,
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is_over_limit=True,
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is_client_exception=True,
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is_conflict=False,
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plugin='ceilometer',
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exception=lambda: ceil_exc.HTTPOverLimit(details='over'),
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)),
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('ceilometer_conflict', dict(
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is_not_found=False,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=True,
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plugin='ceilometer',
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exception=lambda: ceil_exc.HTTPConflict(),
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)),
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('cinder_not_found', dict(
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is_not_found=True,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=False,
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plugin='cinder',
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exception=lambda: cinder_exc.NotFound(code=404),
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)),
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('cinder_exception', dict(
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is_not_found=False,
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is_over_limit=False,
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is_client_exception=False,
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is_conflict=False,
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plugin='cinder',
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exception=lambda: Exception()
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)),
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('cinder_overlimit', dict(
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is_not_found=False,
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is_over_limit=True,
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is_client_exception=True,
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is_conflict=False,
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plugin='cinder',
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exception=lambda: cinder_exc.OverLimit(code=413),
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)),
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('cinder_conflict', dict(
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is_not_found=False,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=True,
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plugin='cinder',
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exception=lambda: cinder_exc.ClientException(code=409),
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)),
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('glance_not_found', dict(
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is_not_found=True,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=False,
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plugin='glance',
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exception=lambda: glance_exc.HTTPNotFound(details='gone'),
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)),
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('glance_exception', dict(
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is_not_found=False,
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is_over_limit=False,
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is_client_exception=False,
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is_conflict=False,
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plugin='glance',
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exception=lambda: Exception()
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)),
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('glance_overlimit', dict(
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is_not_found=False,
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is_over_limit=True,
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is_client_exception=True,
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is_conflict=False,
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plugin='glance',
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exception=lambda: glance_exc.HTTPOverLimit(details='over'),
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)),
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('glance_conflict', dict(
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is_not_found=False,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=True,
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plugin='glance',
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exception=lambda: glance_exc.HTTPConflict(),
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)),
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('heat_not_found', dict(
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is_not_found=True,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=False,
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plugin='heat',
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exception=lambda: heat_exc.HTTPNotFound(message='gone'),
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)),
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('heat_exception', dict(
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is_not_found=False,
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is_over_limit=False,
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is_client_exception=False,
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is_conflict=False,
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plugin='heat',
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exception=lambda: Exception()
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)),
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('heat_overlimit', dict(
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is_not_found=False,
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is_over_limit=True,
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is_client_exception=True,
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is_conflict=False,
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plugin='heat',
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exception=lambda: heat_exc.HTTPOverLimit(message='over'),
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)),
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('heat_conflict', dict(
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is_not_found=False,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=True,
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plugin='heat',
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exception=lambda: heat_exc.HTTPConflict(),
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)),
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('keystone_not_found', dict(
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is_not_found=True,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=False,
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plugin='keystone',
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exception=lambda: keystone_exc.NotFound(details='gone'),
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)),
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('keystone_exception', dict(
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is_not_found=False,
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is_over_limit=False,
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is_client_exception=False,
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is_conflict=False,
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plugin='keystone',
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exception=lambda: Exception()
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)),
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('keystone_overlimit', dict(
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is_not_found=False,
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is_over_limit=True,
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is_client_exception=True,
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is_conflict=False,
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plugin='keystone',
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exception=lambda: keystone_exc.RequestEntityTooLarge(
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details='over'),
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)),
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('keystone_conflict', dict(
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is_not_found=False,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=True,
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plugin='keystone',
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exception=lambda: keystone_exc.Conflict(
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message='Conflict'),
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)),
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('neutron_not_found', dict(
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is_not_found=True,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=False,
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plugin='neutron',
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exception=lambda: neutron_exc.NotFound,
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)),
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('neutron_network_not_found', dict(
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is_not_found=True,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=False,
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plugin='neutron',
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exception=lambda: neutron_exc.NetworkNotFoundClient(),
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)),
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('neutron_port_not_found', dict(
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is_not_found=True,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=False,
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plugin='neutron',
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exception=lambda: neutron_exc.PortNotFoundClient(),
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)),
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('neutron_status_not_found', dict(
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is_not_found=True,
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is_over_limit=False,
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is_client_exception=True,
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is_conflict=False,
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plugin='neutron',
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exception=lambda: neutron_exc.NeutronClientException(
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status_code=404),
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)),
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('neutron_exception', dict(
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is_not_found=False,
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is_over_limit=False,
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is_client_exception=False,
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is_conflict=False,
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plugin='neutron',
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exception=lambda: Exception()
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)),
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('neutron_overlimit', dict(
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is_not_found=False,
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is_over_limit=True,
|
|
is_client_exception=True,
|
|
is_conflict=False,
|
|
plugin='neutron',
|
|
exception=lambda: neutron_exc.NeutronClientException(
|
|
status_code=413),
|
|
)),
|
|
('neutron_conflict', dict(
|
|
is_not_found=False,
|
|
is_over_limit=False,
|
|
is_client_exception=True,
|
|
is_conflict=True,
|
|
plugin='neutron',
|
|
exception=lambda: neutron_exc.Conflict(),
|
|
)),
|
|
('nova_not_found', dict(
|
|
is_not_found=True,
|
|
is_over_limit=False,
|
|
is_client_exception=True,
|
|
is_conflict=False,
|
|
is_unprocessable_entity=False,
|
|
plugin='nova',
|
|
exception=lambda: fakes_nova.fake_exception(),
|
|
)),
|
|
('nova_exception', dict(
|
|
is_not_found=False,
|
|
is_over_limit=False,
|
|
is_client_exception=False,
|
|
is_conflict=False,
|
|
is_unprocessable_entity=False,
|
|
plugin='nova',
|
|
exception=lambda: Exception()
|
|
)),
|
|
('nova_overlimit', dict(
|
|
is_not_found=False,
|
|
is_over_limit=True,
|
|
is_client_exception=True,
|
|
is_conflict=False,
|
|
is_unprocessable_entity=False,
|
|
plugin='nova',
|
|
exception=lambda: fakes_nova.fake_exception(413),
|
|
)),
|
|
('nova_unprocessable_entity', dict(
|
|
is_not_found=False,
|
|
is_over_limit=False,
|
|
is_client_exception=True,
|
|
is_conflict=False,
|
|
is_unprocessable_entity=True,
|
|
plugin='nova',
|
|
exception=lambda: fakes_nova.fake_exception(422),
|
|
)),
|
|
('nova_conflict', dict(
|
|
is_not_found=False,
|
|
is_over_limit=False,
|
|
is_client_exception=True,
|
|
is_conflict=True,
|
|
is_unprocessable_entity=False,
|
|
plugin='nova',
|
|
exception=lambda: fakes_nova.fake_exception(409),
|
|
)),
|
|
('swift_not_found', dict(
|
|
is_not_found=True,
|
|
is_over_limit=False,
|
|
is_client_exception=True,
|
|
is_conflict=False,
|
|
plugin='swift',
|
|
exception=lambda: swift_exc.ClientException(
|
|
msg='gone', http_status=404),
|
|
)),
|
|
('swift_exception', dict(
|
|
is_not_found=False,
|
|
is_over_limit=False,
|
|
is_client_exception=False,
|
|
is_conflict=False,
|
|
plugin='swift',
|
|
exception=lambda: Exception()
|
|
)),
|
|
('swift_overlimit', dict(
|
|
is_not_found=False,
|
|
is_over_limit=True,
|
|
is_client_exception=True,
|
|
is_conflict=False,
|
|
plugin='swift',
|
|
exception=lambda: swift_exc.ClientException(
|
|
msg='ouch', http_status=413),
|
|
)),
|
|
('swift_conflict', dict(
|
|
is_not_found=False,
|
|
is_over_limit=False,
|
|
is_client_exception=True,
|
|
is_conflict=True,
|
|
plugin='swift',
|
|
exception=lambda: swift_exc.ClientException(
|
|
msg='conflict', http_status=409),
|
|
)),
|
|
('trove_not_found', dict(
|
|
is_not_found=True,
|
|
is_over_limit=False,
|
|
is_client_exception=True,
|
|
is_conflict=False,
|
|
plugin='trove',
|
|
exception=lambda: troveclient.exceptions.NotFound(message='gone'),
|
|
)),
|
|
('trove_exception', dict(
|
|
is_not_found=False,
|
|
is_over_limit=False,
|
|
is_client_exception=False,
|
|
is_conflict=False,
|
|
plugin='trove',
|
|
exception=lambda: Exception()
|
|
)),
|
|
('trove_overlimit', dict(
|
|
is_not_found=False,
|
|
is_over_limit=True,
|
|
is_client_exception=True,
|
|
is_conflict=False,
|
|
plugin='trove',
|
|
exception=lambda: troveclient.exceptions.RequestEntityTooLarge(
|
|
message='over'),
|
|
)),
|
|
('trove_conflict', dict(
|
|
is_not_found=False,
|
|
is_over_limit=False,
|
|
is_client_exception=True,
|
|
is_conflict=True,
|
|
plugin='trove',
|
|
exception=lambda: troveclient.exceptions.Conflict(
|
|
message='Conflict'),
|
|
)),
|
|
('sahara_not_found', dict(
|
|
is_not_found=True,
|
|
is_over_limit=False,
|
|
is_client_exception=True,
|
|
is_conflict=False,
|
|
plugin='sahara',
|
|
exception=lambda: sahara_base.APIException(
|
|
error_message='gone1', error_code=404),
|
|
)),
|
|
('sahara_exception', dict(
|
|
is_not_found=False,
|
|
is_over_limit=False,
|
|
is_client_exception=False,
|
|
is_conflict=False,
|
|
plugin='sahara',
|
|
exception=lambda: Exception()
|
|
)),
|
|
('sahara_overlimit', dict(
|
|
is_not_found=False,
|
|
is_over_limit=True,
|
|
is_client_exception=True,
|
|
is_conflict=False,
|
|
plugin='sahara',
|
|
exception=lambda: sahara_base.APIException(
|
|
error_message='over1', error_code=413),
|
|
)),
|
|
('sahara_conflict', dict(
|
|
is_not_found=False,
|
|
is_over_limit=False,
|
|
is_client_exception=True,
|
|
is_conflict=True,
|
|
plugin='sahara',
|
|
exception=lambda: sahara_base.APIException(
|
|
error_message='conflict1', error_code=409),
|
|
)),
|
|
]
|
|
|
|
def test_is_not_found(self):
|
|
con = mock.Mock()
|
|
c = clients.Clients(con)
|
|
client_plugin = c.client_plugin(self.plugin)
|
|
try:
|
|
raise self.exception()
|
|
except Exception as e:
|
|
if self.is_not_found != client_plugin.is_not_found(e):
|
|
raise
|
|
|
|
def test_ignore_not_found(self):
|
|
con = mock.Mock()
|
|
c = clients.Clients(con)
|
|
client_plugin = c.client_plugin(self.plugin)
|
|
try:
|
|
exp = self.exception()
|
|
exp_class = exp.__class__
|
|
raise exp
|
|
except Exception as e:
|
|
if self.is_not_found:
|
|
client_plugin.ignore_not_found(e)
|
|
else:
|
|
self.assertRaises(exp_class,
|
|
client_plugin.ignore_not_found,
|
|
e)
|
|
|
|
def test_ignore_conflict_and_not_found(self):
|
|
con = mock.Mock()
|
|
c = clients.Clients(con)
|
|
client_plugin = c.client_plugin(self.plugin)
|
|
try:
|
|
exp = self.exception()
|
|
exp_class = exp.__class__
|
|
raise exp
|
|
except Exception as e:
|
|
if self.is_conflict or self.is_not_found:
|
|
client_plugin.ignore_conflict_and_not_found(e)
|
|
else:
|
|
self.assertRaises(exp_class,
|
|
client_plugin.ignore_conflict_and_not_found,
|
|
e)
|
|
|
|
def test_is_over_limit(self):
|
|
con = mock.Mock()
|
|
c = clients.Clients(con)
|
|
client_plugin = c.client_plugin(self.plugin)
|
|
try:
|
|
raise self.exception()
|
|
except Exception as e:
|
|
if self.is_over_limit != client_plugin.is_over_limit(e):
|
|
raise
|
|
|
|
def test_is_client_exception(self):
|
|
con = mock.Mock()
|
|
c = clients.Clients(con)
|
|
client_plugin = c.client_plugin(self.plugin)
|
|
try:
|
|
raise self.exception()
|
|
except Exception as e:
|
|
ice = self.is_client_exception
|
|
actual = client_plugin.is_client_exception(e)
|
|
if ice != actual:
|
|
raise
|
|
|
|
def test_is_conflict(self):
|
|
con = mock.Mock()
|
|
c = clients.Clients(con)
|
|
client_plugin = c.client_plugin(self.plugin)
|
|
try:
|
|
raise self.exception()
|
|
except Exception as e:
|
|
if self.is_conflict != client_plugin.is_conflict(e):
|
|
raise
|
|
|
|
def test_is_unprocessable_entity(self):
|
|
con = mock.Mock()
|
|
c = clients.Clients(con)
|
|
# only 'nova' client plugin need to check this exception
|
|
if self.plugin == 'nova':
|
|
client_plugin = c.client_plugin(self.plugin)
|
|
try:
|
|
raise self.exception()
|
|
except Exception as e:
|
|
iue = self.is_unprocessable_entity
|
|
if iue != client_plugin.is_unprocessable_entity(e):
|
|
raise
|
|
|
|
|
|
class ClientAPIVersionTest(common.HeatTestCase):
|
|
|
|
def test_cinder_api_v1_and_v2(self):
|
|
self.stub_auth()
|
|
ctx = utils.dummy_context()
|
|
client = clients.Clients(ctx).client('cinder')
|
|
self.assertEqual(2, client.volume_api_version)
|
|
|
|
def test_cinder_api_v1_only(self):
|
|
self.stub_auth(only_services=['volume'])
|
|
ctx = utils.dummy_context()
|
|
client = clients.Clients(ctx).client('cinder')
|
|
self.assertEqual(1, client.volume_api_version)
|
|
|
|
def test_cinder_api_v2_only(self):
|
|
self.stub_auth(only_services=['volumev2'])
|
|
ctx = utils.dummy_context()
|
|
client = clients.Clients(ctx).client('cinder')
|
|
self.assertEqual(2, client.volume_api_version)
|