195 lines
7.5 KiB
Python
195 lines
7.5 KiB
Python
# Copyright 2013 IBM Corp.
|
|
#
|
|
# 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 oslo_config import cfg
|
|
import stevedore
|
|
import webob.exc
|
|
|
|
from nova.api import openstack
|
|
from nova.api.openstack import compute
|
|
from nova.api.openstack.compute import plugins
|
|
from nova.api.openstack import extensions
|
|
from nova import exception
|
|
from nova import test
|
|
|
|
CONF = cfg.CONF
|
|
|
|
|
|
class fake_bad_extension(object):
|
|
name = "fake_bad_extension"
|
|
alias = "fake-bad"
|
|
|
|
|
|
class fake_stevedore_enabled_extensions(object):
|
|
def __init__(self, namespace, check_func, invoke_on_load=False,
|
|
invoke_args=(), invoke_kwds=None):
|
|
self.extensions = []
|
|
|
|
def map(self, func, *args, **kwds):
|
|
pass
|
|
|
|
def __iter__(self):
|
|
return iter(self.extensions)
|
|
|
|
|
|
class fake_loaded_extension_info(object):
|
|
def __init__(self):
|
|
self.extensions = {}
|
|
|
|
def register_extension(self, ext):
|
|
self.extensions[ext] = ext
|
|
return True
|
|
|
|
def get_extensions(self):
|
|
return {'core1': None, 'core2': None, 'noncore1': None}
|
|
|
|
|
|
class ExtensionLoadingTestCase(test.NoDBTestCase):
|
|
|
|
def _set_v3_core(self, core_extensions):
|
|
openstack.API_V3_CORE_EXTENSIONS = core_extensions
|
|
|
|
def test_extensions_loaded(self):
|
|
app = compute.APIRouterV3()
|
|
self.assertIn('servers', app._loaded_extension_info.extensions)
|
|
|
|
def test_check_bad_extension(self):
|
|
extension_info = plugins.LoadedExtensionInfo()
|
|
self.assertFalse(extension_info._check_extension(fake_bad_extension))
|
|
|
|
def test_extensions_blacklist(self):
|
|
app = compute.APIRouterV3()
|
|
self.assertIn('os-hosts', app._loaded_extension_info.extensions)
|
|
CONF.set_override('extensions_blacklist', ['os-hosts'], 'osapi_v3')
|
|
app = compute.APIRouterV3()
|
|
self.assertNotIn('os-hosts', app._loaded_extension_info.extensions)
|
|
|
|
def test_extensions_whitelist_accept(self):
|
|
# NOTE(maurosr): just to avoid to get an exception raised for not
|
|
# loading all core api.
|
|
v3_core = openstack.API_V3_CORE_EXTENSIONS
|
|
openstack.API_V3_CORE_EXTENSIONS = set(['servers'])
|
|
self.addCleanup(self._set_v3_core, v3_core)
|
|
|
|
app = compute.APIRouterV3()
|
|
self.assertIn('os-hosts', app._loaded_extension_info.extensions)
|
|
CONF.set_override('extensions_whitelist', ['servers', 'os-hosts'],
|
|
'osapi_v3')
|
|
app = compute.APIRouterV3()
|
|
self.assertIn('os-hosts', app._loaded_extension_info.extensions)
|
|
|
|
def test_extensions_whitelist_block(self):
|
|
# NOTE(maurosr): just to avoid to get an exception raised for not
|
|
# loading all core api.
|
|
v3_core = openstack.API_V3_CORE_EXTENSIONS
|
|
openstack.API_V3_CORE_EXTENSIONS = set(['servers'])
|
|
self.addCleanup(self._set_v3_core, v3_core)
|
|
|
|
app = compute.APIRouterV3()
|
|
self.assertIn('os-hosts', app._loaded_extension_info.extensions)
|
|
CONF.set_override('extensions_whitelist', ['servers'], 'osapi_v3')
|
|
app = compute.APIRouterV3()
|
|
self.assertNotIn('os-hosts', app._loaded_extension_info.extensions)
|
|
|
|
def test_blacklist_overrides_whitelist(self):
|
|
# NOTE(maurosr): just to avoid to get an exception raised for not
|
|
# loading all core api.
|
|
v3_core = openstack.API_V3_CORE_EXTENSIONS
|
|
openstack.API_V3_CORE_EXTENSIONS = set(['servers'])
|
|
self.addCleanup(self._set_v3_core, v3_core)
|
|
|
|
app = compute.APIRouterV3()
|
|
self.assertIn('os-hosts', app._loaded_extension_info.extensions)
|
|
CONF.set_override('extensions_whitelist', ['servers', 'os-hosts'],
|
|
'osapi_v3')
|
|
CONF.set_override('extensions_blacklist', ['os-hosts'], 'osapi_v3')
|
|
app = compute.APIRouterV3()
|
|
self.assertNotIn('os-hosts', app._loaded_extension_info.extensions)
|
|
self.assertIn('servers', app._loaded_extension_info.extensions)
|
|
self.assertEqual(len(app._loaded_extension_info.extensions), 1)
|
|
|
|
def test_get_missing_core_extensions(self):
|
|
v3_core = openstack.API_V3_CORE_EXTENSIONS
|
|
openstack.API_V3_CORE_EXTENSIONS = set(['core1', 'core2'])
|
|
self.addCleanup(self._set_v3_core, v3_core)
|
|
self.assertEqual(len(compute.APIRouterV3.get_missing_core_extensions(
|
|
['core1', 'core2', 'noncore1'])), 0)
|
|
missing_core = compute.APIRouterV3.get_missing_core_extensions(
|
|
['core1'])
|
|
self.assertEqual(len(missing_core), 1)
|
|
self.assertIn('core2', missing_core)
|
|
missing_core = compute.APIRouterV3.get_missing_core_extensions([])
|
|
self.assertEqual(len(missing_core), 2)
|
|
self.assertIn('core1', missing_core)
|
|
self.assertIn('core2', missing_core)
|
|
missing_core = compute.APIRouterV3.get_missing_core_extensions(
|
|
['noncore1'])
|
|
self.assertEqual(len(missing_core), 2)
|
|
self.assertIn('core1', missing_core)
|
|
self.assertIn('core2', missing_core)
|
|
|
|
def test_core_extensions_present(self):
|
|
self.stubs.Set(stevedore.enabled, 'EnabledExtensionManager',
|
|
fake_stevedore_enabled_extensions)
|
|
self.stubs.Set(plugins, 'LoadedExtensionInfo',
|
|
fake_loaded_extension_info)
|
|
v3_core = openstack.API_V3_CORE_EXTENSIONS
|
|
openstack.API_V3_CORE_EXTENSIONS = set(['core1', 'core2'])
|
|
self.addCleanup(self._set_v3_core, v3_core)
|
|
# if no core API extensions are missing then an exception will
|
|
# not be raised when creating an instance of compute.APIRouterV3
|
|
compute.APIRouterV3()
|
|
|
|
def test_core_extensions_missing(self):
|
|
self.stubs.Set(stevedore.enabled, 'EnabledExtensionManager',
|
|
fake_stevedore_enabled_extensions)
|
|
self.stubs.Set(plugins, 'LoadedExtensionInfo',
|
|
fake_loaded_extension_info)
|
|
self.assertRaises(exception.CoreAPIMissing, compute.APIRouterV3)
|
|
|
|
def test_extensions_expected_error(self):
|
|
@extensions.expected_errors(404)
|
|
def fake_func():
|
|
raise webob.exc.HTTPNotFound()
|
|
|
|
self.assertRaises(webob.exc.HTTPNotFound, fake_func)
|
|
|
|
def test_extensions_expected_error_from_list(self):
|
|
@extensions.expected_errors((404, 403))
|
|
def fake_func():
|
|
raise webob.exc.HTTPNotFound()
|
|
|
|
self.assertRaises(webob.exc.HTTPNotFound, fake_func)
|
|
|
|
def test_extensions_unexpected_error(self):
|
|
@extensions.expected_errors(404)
|
|
def fake_func():
|
|
raise webob.exc.HTTPConflict()
|
|
|
|
self.assertRaises(webob.exc.HTTPInternalServerError, fake_func)
|
|
|
|
def test_extensions_unexpected_error_from_list(self):
|
|
@extensions.expected_errors((404, 413))
|
|
def fake_func():
|
|
raise webob.exc.HTTPConflict()
|
|
|
|
self.assertRaises(webob.exc.HTTPInternalServerError, fake_func)
|
|
|
|
def test_extensions_unexpected_policy_not_authorized_error(self):
|
|
@extensions.expected_errors(404)
|
|
def fake_func():
|
|
raise exception.PolicyNotAuthorized(action="foo")
|
|
|
|
self.assertRaises(exception.PolicyNotAuthorized, fake_func)
|