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# 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.
"""
Functional test cases for the Castellan Oslo Config Driver.
Note: This requires local running instance of Vault.
"""
import tempfile
from oslo_config import cfg
from oslo_config import fixture
from oslotest import base
from castellan import _config_driver
from castellan.common.objects import opaque_data
from castellan.tests.unit.key_manager import fake
class CastellanSourceTestCase(base.BaseTestCase):
def setUp(self):
super(CastellanSourceTestCase, self).setUp()
self.driver = _config_driver.CastellanConfigurationSourceDriver()
self.conf = cfg.ConfigOpts()
self.conf_fixture = self.useFixture(fixture.Config(self.conf))
def test_incomplete_driver(self):
# The group exists, but does not specify the
# required options for this driver.
self.conf_fixture.load_raw_values(
group='incomplete_driver',
driver='castellan',
)
source = self.conf._open_source_from_opt_group('incomplete_driver')
self.assertIsNone(source)
self.assertEqual(self.conf.incomplete_driver.driver, 'castellan')
def test_complete_driver(self):
self.conf_fixture.load_raw_values(
group='castellan_source',
driver='castellan',
config_file='config.conf',
mapping_file='mapping.conf',
)
with base.mock.patch.object(
_config_driver,
'CastellanConfigurationSource') as source_class:
self.driver.open_source_from_opt_group(
self.conf, 'castellan_source')
source_class.assert_called_once_with(
'castellan_source',
self.conf.castellan_source.config_file,
self.conf.castellan_source.mapping_file)
def test_fetch_secret(self):
# fake KeyManager populated with secret
km = fake.fake_api()
secret_id = km.store("fake_context",
opaque_data.OpaqueData(b"super_secret!"))
# driver config
config = "[key_manager]\nbackend=vault\nauth_type=keystone_password\n"
mapping = "[DEFAULT]\nmy_secret=" + secret_id
# creating temp files
with tempfile.NamedTemporaryFile() as config_file:
config_file.write(config.encode("utf-8"))
config_file.flush()
with tempfile.NamedTemporaryFile() as mapping_file:
mapping_file.write(mapping.encode("utf-8"))
mapping_file.flush()
self.conf_fixture.load_raw_values(
group='castellan_source',
driver='castellan',
config_file=config_file.name,
mapping_file=mapping_file.name,
)
source = self.driver.open_source_from_opt_group(
self.conf,
'castellan_source')
# replacing key_manager with fake one
source._mngr = km
# testing if the source is able to retrieve
# the secret value stored in the key_manager
# using the secret_id from the mapping file
self.assertEqual("super_secret!",
source.get("DEFAULT",
"my_secret",
cfg.StrOpt(""))[0])
def test_missing_auth_type(self):
# driver config without auth_type
config = "[key_manager]\nbackend=vault\n"
mapping = "[DEFAULT]\nmy_secret=some_id"
# creating temp files
with tempfile.NamedTemporaryFile() as config_file:
config_file.write(config.encode("utf-8"))
config_file.flush()
with tempfile.NamedTemporaryFile() as mapping_file:
mapping_file.write(mapping.encode("utf-8"))
mapping_file.flush()
self.conf_fixture.load_raw_values(
group='castellan_source',
driver='castellan',
config_file=config_file.name,
mapping_file=mapping_file.name,
)
source = self.driver.open_source_from_opt_group(
self.conf,
'castellan_source')
# testing that context is None
self.assertIsNone(source._context)
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