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neutron/neutron/tests/unit/services/test_provider_configuration.py

282 lines
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# Copyright 2013 VMware, Inc. All Rights Reserved.
#
# 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 os
import shutil
from unittest import mock
from neutron_lib import exceptions as n_exc
from neutron_lib.plugins import constants
from oslo_config import cfg
from neutron import manager
from neutron.services import provider_configuration as provconf
from neutron.tests import base
class ParseServiceProviderConfigurationTestCase(base.BaseTestCase):
def setUp(self):
super(ParseServiceProviderConfigurationTestCase, self).setUp()
self.service_providers = mock.patch.object(
provconf.NeutronModule, 'service_providers').start()
def _set_override(self, service_providers):
self.service_providers.return_value = service_providers
def test_default_service_provider_configuration(self):
providers = cfg.CONF.service_providers.service_provider
self.assertEqual([], providers)
def test_parse_single_service_provider_opt(self):
self._set_override([constants.FIREWALL +
':fwaas:driver_path'])
expected = {'service_type': constants.FIREWALL,
'name': 'fwaas',
'driver': 'driver_path',
'default': False}
res = provconf.parse_service_provider_opt()
self.assertEqual(1, len(res))
self.assertEqual([expected], res)
def test_parse_single_default_service_provider_opt(self):
self._set_override([constants.FIREWALL +
':fwaas:driver_path:default'])
expected = {'service_type': constants.FIREWALL,
'name': 'fwaas',
'driver': 'driver_path',
'default': True}
res = provconf.parse_service_provider_opt()
self.assertEqual(1, len(res))
self.assertEqual([expected], res)
def test_parse_multi_service_provider_opt(self):
self._set_override([constants.FIREWALL +
':fwaas:driver_path',
constants.FIREWALL + ':name1:path1',
constants.FIREWALL +
':name2:path2:default'])
res = provconf.parse_service_provider_opt()
# This parsing crosses repos if additional projects are installed,
# so check that at least what we expect is there; there may be more.
self.assertGreaterEqual(len(res), 3)
def test_parse_service_provider_invalid_format(self):
self._set_override([constants.FIREWALL +
':fwaas:driver_path',
'svc_type:name1:path1:def'])
self.assertRaises(n_exc.Invalid, provconf.parse_service_provider_opt)
self._set_override([constants.FIREWALL +
':',
'svc_type:name1:path1:def'])
self.assertRaises(n_exc.Invalid, provconf.parse_service_provider_opt)
def test_parse_service_provider_name_too_long(self):
name = 'a' * 256
self._set_override([constants.FIREWALL +
':' + name + ':driver_path',
'svc_type:name1:path1:def'])
self.assertRaises(n_exc.Invalid, provconf.parse_service_provider_opt)
class ProviderConfigurationTestCase(base.BaseTestCase):
def setUp(self):
super(ProviderConfigurationTestCase, self).setUp()
self.service_providers = mock.patch.object(
provconf.NeutronModule, 'service_providers').start()
def _set_override(self, service_providers):
self.service_providers.return_value = service_providers
def test_ensure_driver_unique(self):
pconf = provconf.ProviderConfiguration()
pconf.providers[('svctype', 'name')] = {'driver': 'driver',
'default': True}
self.assertRaises(n_exc.Invalid,
pconf._ensure_driver_unique, 'driver')
self.assertIsNone(pconf._ensure_driver_unique('another_driver1'))
def test_ensure_default_unique(self):
pconf = provconf.ProviderConfiguration()
pconf.providers[('svctype', 'name')] = {'driver': 'driver',
'default': True}
self.assertRaises(n_exc.Invalid,
pconf._ensure_default_unique,
'svctype', True)
self.assertIsNone(pconf._ensure_default_unique('svctype', False))
self.assertIsNone(pconf._ensure_default_unique('svctype1', True))
self.assertIsNone(pconf._ensure_default_unique('svctype1', False))
def test_add_provider(self):
pconf = provconf.ProviderConfiguration()
prov = {'service_type': constants.FIREWALL,
'name': 'name',
'driver': 'path',
'default': False}
pconf.add_provider(prov)
self.assertEqual(1, len(pconf.providers))
self.assertEqual([(constants.FIREWALL, 'name')],
list(pconf.providers.keys()))
self.assertEqual([{'driver': 'path', 'default': False}],
list(pconf.providers.values()))
def test_add_duplicate_provider(self):
pconf = provconf.ProviderConfiguration()
prov = {'service_type': constants.FIREWALL,
'name': 'name',
'driver': 'path',
'default': False}
pconf.add_provider(prov)
self.assertRaises(n_exc.Invalid, pconf.add_provider, prov)
self.assertEqual(1, len(pconf.providers))
def test_get_service_providers(self):
self._set_override([constants.FIREWALL + ':name:path',
constants.FIREWALL + ':name2:path2',
'st2:name:driver:default',
'st3:name2:driver2:default'])
provs = [{'service_type': constants.FIREWALL,
'name': 'name',
'driver': 'path',
'default': False},
{'service_type': constants.FIREWALL,
'name': 'name2',
'driver': 'path2',
'default': False},
{'service_type': 'st2',
'name': 'name',
'driver': 'driver',
'default': True
},
{'service_type': 'st3',
'name': 'name2',
'driver': 'driver2',
'default': True}]
pconf = provconf.ProviderConfiguration()
for prov in provs:
p = pconf.get_service_providers(
filters={'name': [prov['name']],
'service_type': prov['service_type']}
)
self.assertEqual([prov], p)
def test_get_service_providers_with_fields(self):
self._set_override([constants.FIREWALL + ":name:path",
constants.FIREWALL + ":name2:path2"])
provs = [{'service_type': constants.FIREWALL,
'name': 'name',
'driver': 'path',
'default': False},
{'service_type': constants.FIREWALL,
'name': 'name2',
'driver': 'path2',
'default': False}]
pconf = provconf.ProviderConfiguration()
for prov in provs:
p = pconf.get_service_providers(
filters={'name': [prov['name']],
'service_type': prov['service_type']},
fields=['name']
)
self.assertEqual([{'name': prov['name']}], p)
class GetProviderDriverClassTestCase(base.BaseTestCase):
def test_get_provider_driver_class_hit(self):
driver = 'ml2'
expected = 'neutron.plugins.ml2.plugin.Ml2Plugin'
actual = provconf.get_provider_driver_class(
driver,
namespace=manager.CORE_PLUGINS_NAMESPACE)
self.assertEqual(expected, actual)
def test_get_provider_driver_class_miss(self):
retval = provconf.get_provider_driver_class('foo')
self.assertEqual('foo', retval)
class NeutronModuleTestCase(base.BaseTestCase):
def test_can_parse_multi_opt_service_provider_from_conf_file(self):
mod = provconf.NeutronModule('neutron_test')
mod.ini(base.ETCDIR)
self.assertEqual(['foo', 'bar'], mod.service_providers(),
'Expected two providers, only one read')
class NeutronModuleConfigDirTestCase(base.BaseTestCase):
def setup_config(self):
self.config_parse(args=['--config-dir', base.ETCDIR])
def test_can_parse_multi_opt_service_provider_from_conf_dir(self):
mod = provconf.NeutronModule('neutron_test')
mod.ini()
self.assertEqual(['foo', 'bar'], mod.service_providers())
class NeutronModuleMultiConfigDirTestCase(base.BaseTestCase):
def setUp(self):
self.tmpdir = self.get_default_temp_dir().path
shutil.copyfile(
os.path.join(base.ETCDIR, 'neutron_test2.conf.example'),
os.path.join(self.tmpdir, 'neutron_test.conf'))
super(NeutronModuleMultiConfigDirTestCase, self).setUp()
def setup_config(self):
self.config_parse(args=[
# NOTE(ihrachys): we expect the second directory to be checked
'--config-dir', self.tmpdir, '--config-dir', base.ETCDIR
])
def test_read_configuration_from_all_matching_files(self):
mod = provconf.NeutronModule('neutron_test')
mod.ini()
self.assertEqual(['zzz', 'foo', 'bar'], mod.service_providers())
class NeutronModuleMultiConfigFileTestCase(base.BaseTestCase):
def setUp(self):
self.tmpdir = self.get_default_temp_dir().path
self.filepath1 = os.path.join(self.tmpdir, 'neutron_test.conf')
self.filepath2 = os.path.join(base.ETCDIR, 'neutron_test.conf')
shutil.copyfile(
os.path.join(base.ETCDIR, 'neutron_test2.conf.example'),
self.filepath1)
super(NeutronModuleMultiConfigFileTestCase, self).setUp()
def setup_config(self):
self.config_parse(args=[
# NOTE(ihrachys): we expect both directories to be checked
'--config-file', self.filepath1, '--config-file', self.filepath2
])
def test_read_configuration_from_all_matching_files(self):
mod = provconf.NeutronModule('neutron_test')
mod.ini()
self.assertEqual(['zzz', 'foo', 'bar'], mod.service_providers())
class NeutronModuleConfigNotParsedTestCase(base.DietTestCase):
def setup_config(self):
pass
def test_ini_no_crash_if_config_files_not_parsed(self):
mod = provconf.NeutronModule('neutron_test')
mod.ini()