congress/congress/tests/api/test_datasource_model.py

213 lines
8.5 KiB
Python

# Copyright (c) 2015 OpenStack Foundation
#
# 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.
from __future__ import print_function
from __future__ import division
from __future__ import absolute_import
import mock
from oslo_config import cfg
from six.moves import reduce
from congress.api import webservice
from congress.datasources import nova_driver
from congress import exception
from congress.tests.api import base as api_base
from congress.tests import base
from congress.tests import helper
class TestDatasourceModel(base.SqlTestCase):
def setUp(self):
super(TestDatasourceModel, self).setUp()
cfg.CONF.set_override(
'custom_driver_endpoints',
'test=congress.tests.test_custom_driver:TestCustomDriver')
services = api_base.setup_config(with_fake_datasource=False)
self.datasource_model = services['api']['api-datasource']
self.data = services['data']
self.node = services['node']
self.engine = services['engine']
self.ds_manager = services['ds_manager']
self.datasource = self._get_datasource_request()
self.ds_manager.add_datasource(self.datasource)
def tearDown(self):
super(TestDatasourceModel, self).tearDown()
self.node.stop()
def _get_datasource_request(self):
# leave ID out--generated during creation
return {'name': 'datasource1',
'driver': 'fake_datasource',
'description': 'hello world!',
'enabled': True,
'type': None,
'config': {'auth_url': 'foo',
'username': 'armax',
'password': '<hidden>',
'tenant_name': 'armax'}}
def test_get_items(self):
dinfo = self.datasource_model.get_items(None)['results']
self.assertEqual(1, len(dinfo))
datasource2 = self._get_datasource_request()
datasource2['name'] = 'datasource2'
self.ds_manager.add_datasource(datasource2)
dinfo = self.datasource_model.get_items(None)['results']
self.assertEqual(2, len(dinfo))
del dinfo[0]['id']
self.assertEqual(self.datasource, dinfo[0])
def test_add_item(self):
datasource3 = self._get_datasource_request()
datasource3['name'] = 'datasource_test_3'
self.datasource_model.add_item(datasource3, {})
ds_obj = self.node.service_object('datasource_test_3')
obj = self.engine.policy_object('datasource_test_3')
self.assertIsNotNone(obj.schema)
self.assertEqual('datasource_test_3', obj.name)
self.assertIsNotNone(ds_obj)
def test_add_datasource_with_custom_driver(self):
datasource4 = self._get_datasource_request()
datasource4['name'] = 'datasource_test_4'
datasource4['driver'] = 'test'
self.datasource_model.add_item(datasource4, {})
ds_obj = self.node.service_object('datasource_test_4')
obj = self.engine.policy_object('datasource_test_4')
self.assertIsNotNone(obj.schema)
self.assertEqual('datasource_test_4', obj.name)
self.assertIsNotNone(ds_obj)
def test_add_item_duplicate(self):
self.assertRaises(webservice.DataModelException,
self.datasource_model.add_item,
self.datasource, {})
def test_add_item_invalid_tablename(self):
datasource = self._get_datasource_request()
datasource['name'] = "invalid-table-name"
self.assertRaises(webservice.DataModelException,
self.datasource_model.add_item,
datasource, {})
def test_delete_item(self):
datasource = self._get_datasource_request()
datasource['name'] = 'test_datasource'
d_id, dinfo = self.datasource_model.add_item(datasource, {})
self.assertTrue(self.engine.assert_policy_exists('test_datasource'))
context = {'ds_id': d_id}
self.datasource_model.delete_item(None, {}, context=context)
ds_obj = self.node.service_object('test_datasource')
self.assertIsNone(ds_obj)
self.assertRaises(exception.PolicyRuntimeException,
self.engine.assert_policy_exists, 'test_datasource')
self.assertRaises(exception.DatasourceNotFound,
self.node.get_datasource, d_id)
def test_delete_item_invalid_datasource(self):
context = {'ds_id': 'fake'}
self.assertRaises(webservice.DataModelException,
self.datasource_model.delete_item,
None, {}, context=context)
def test_datasource_api_model_execute(self):
def _execute_api(client, action, action_args):
positional_args = action_args.get('positional', [])
named_args = action_args.get('named', {})
method = reduce(getattr, action.split('.'), client)
method(*positional_args, **named_args)
class NovaClient(object):
def __init__(self, testkey):
self.testkey = testkey
def _get_testkey(self):
return self.testkey
def disconnect(self, arg1, arg2, arg3):
self.testkey = "arg1=%s arg2=%s arg3=%s" % (arg1, arg2, arg3)
def disconnect_all(self):
self.testkey = "action_has_no_args"
nova_client = NovaClient("testing")
args = helper.datasource_openstack_args()
nova = nova_driver.NovaDriver('nova', args=args)
nova.nova_client = nova_client
nova.update_from_datasource = mock.MagicMock()
nova._execute_api = _execute_api
self.node.register_service(nova)
execute_action = self.datasource_model.execute_action
# Positive test: valid body args, ds_id
context = {'ds_id': 'nova'}
body = {'name': 'disconnect',
'args': {'positional': ['value1', 'value2'],
'named': {'arg3': 'value3'}}}
request = helper.FakeRequest(body)
result = execute_action({}, context, request)
self.assertEqual(result, {})
expected_result = "arg1=value1 arg2=value2 arg3=value3"
f = nova.nova_client._get_testkey
helper.retry_check_function_return_value(f, expected_result)
# Positive test: no body args
context = {'ds_id': 'nova'}
body = {'name': 'disconnect_all'}
request = helper.FakeRequest(body)
result = execute_action({}, context, request)
self.assertEqual(result, {})
expected_result = "action_has_no_args"
f = nova.nova_client._get_testkey
helper.retry_check_function_return_value(f, expected_result)
# Negative test: invalid ds_id
context = {'ds_id': 'unknown_ds'}
self.assertRaises(webservice.DataModelException, execute_action,
{}, context, request)
# Negative test: no ds_id
context = {}
self.assertRaises(webservice.DataModelException, execute_action,
{}, context, request)
# Negative test: empty body
context = {'ds_id': 'nova'}
bad_request = helper.FakeRequest({})
self.assertRaises(webservice.DataModelException, execute_action,
{}, context, bad_request)
# Negative test: no body name/action
context = {'ds_id': 'nova'}
body = {'args': {'positional': ['value1', 'value2'],
'named': {'arg3': 'value3'}}}
bad_request = helper.FakeRequest(body)
self.assertRaises(webservice.DataModelException, execute_action,
{}, context, bad_request)
# Positive test with retry: no body args
cfg.CONF.dse.execute_action_retry = True
context = {'ds_id': 'nova'}
body = {'name': 'disconnect_all'}
request = helper.FakeRequest(body)
result = execute_action({}, context, request)
self.assertEqual(result, {})
expected_result = "action_has_no_args"
f = nova.nova_client._get_testkey
helper.retry_check_function_return_value(f, expected_result)