112 lines
3.8 KiB
Python
112 lines
3.8 KiB
Python
# Copyright (c) 2013 The Johns Hopkins University/Applied Physics Laboratory
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# All Rights Reserved.
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#
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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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"""
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Test cases for the conf key manager.
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"""
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import binascii
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import codecs
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from castellan.common.objects import symmetric_key as key
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import nova.conf
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from nova import context
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from nova import exception
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from nova.keymgr import conf_key_mgr
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from nova import test
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CONF = nova.conf.CONF
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decode_hex = codecs.getdecoder("hex_codec")
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class ConfKeyManagerTestCase(test.NoDBTestCase):
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def __init__(self, *args, **kwargs):
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super(ConfKeyManagerTestCase, self).__init__(*args, **kwargs)
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self._hex_key = '0' * 64
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def _create_key_manager(self):
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CONF.set_default('fixed_key', default=self._hex_key,
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group='key_manager')
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return conf_key_mgr.ConfKeyManager(CONF)
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def setUp(self):
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super(ConfKeyManagerTestCase, self).setUp()
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self.ctxt = context.RequestContext('fake', 'fake')
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self.key_mgr = self._create_key_manager()
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encoded_key = bytes(binascii.unhexlify(self._hex_key))
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self.key = key.SymmetricKey('AES', len(encoded_key) * 8, encoded_key)
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self.key_id = self.key_mgr.key_id
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def test_init(self):
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key_manager = self._create_key_manager()
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self.assertEqual(self._hex_key, key_manager._hex_key)
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def test_init_value_error(self):
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CONF.set_default('fixed_key', default=None, group='key_manager')
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self.assertRaises(ValueError, conf_key_mgr.ConfKeyManager, CONF)
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def test_create_key(self):
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key_id_1 = self.key_mgr.create_key(self.ctxt, 'AES', 256)
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key_id_2 = self.key_mgr.create_key(self.ctxt, 'AES', 256)
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# ensure that the UUIDs are the same
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self.assertEqual(key_id_1, key_id_2)
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def test_create_null_context(self):
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self.assertRaises(exception.Forbidden,
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self.key_mgr.create_key, None, 'AES', 256)
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def test_store_key(self):
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key_bytes = bytes(binascii.unhexlify('0' * 64))
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_key = key.SymmetricKey('AES', len(key_bytes) * 8, key_bytes)
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key_id = self.key_mgr.store(self.ctxt, _key)
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actual_key = self.key_mgr.get(self.ctxt, key_id)
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self.assertEqual(_key, actual_key)
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def test_store_null_context(self):
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self.assertRaises(exception.Forbidden,
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self.key_mgr.store, None, self.key)
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def test_get_null_context(self):
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self.assertRaises(exception.Forbidden,
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self.key_mgr.get, None, None)
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def test_get_unknown_key(self):
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self.assertRaises(KeyError, self.key_mgr.get, self.ctxt, None)
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def test_get(self):
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self.assertEqual(self.key,
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self.key_mgr.get(self.ctxt, self.key_id))
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def test_delete_key(self):
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key_id = self.key_mgr.create_key(self.ctxt, 'AES', 256)
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self.key_mgr.delete(self.ctxt, key_id)
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# key won't actually be deleted
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self.assertEqual(self.key,
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self.key_mgr.get(self.ctxt, key_id))
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def test_delete_null_context(self):
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self.assertRaises(exception.Forbidden,
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self.key_mgr.delete, None, None)
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def test_delete_unknown_key(self):
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self.assertRaises(exception.KeyManagerError,
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self.key_mgr.delete, self.ctxt, None)
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