a34764ecac
This patch adds a new API to glance ``GET /v2/info/stores/detail`` to expose the stores specific details about the store like store type and other specific store properties.This operation will be admin only and validated by the new policy rule ``stores_info_detail`` which defaults to admin only Implements: blueprint expose-store-specific-info Change-Id: I6882fd2381e6ae245fd8c61bf9f4d52df2b216f5
162 lines
5.3 KiB
Python
162 lines
5.3 KiB
Python
# Copyright 2012 OpenStack Foundation.
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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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import os
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from unittest import mock
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import glance_store as store
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from glance_store._drivers import rbd as rbd_store
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from glance_store import location
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from oslo_concurrency import lockutils
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from oslo_config import cfg
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from oslo_db import options
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from oslo_serialization import jsonutils
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from glance.tests import stubs
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from glance.tests import utils as test_utils
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CONF = cfg.CONF
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class StoreClearingUnitTest(test_utils.BaseTestCase):
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def setUp(self):
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super(StoreClearingUnitTest, self).setUp()
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# Ensure stores + locations cleared
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location.SCHEME_TO_CLS_MAP = {}
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self._create_stores()
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self.addCleanup(setattr, location, 'SCHEME_TO_CLS_MAP', dict())
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def _create_stores(self, passing_config=True):
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"""Create known stores.
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:param passing_config: making store driver passes basic configurations.
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:returns: the number of how many store drivers been loaded.
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"""
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store.register_opts(CONF)
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self.config(default_store='filesystem',
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filesystem_store_datadir=self.test_dir,
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group="glance_store")
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store.create_stores(CONF)
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class MultiStoreClearingUnitTest(test_utils.BaseTestCase):
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def setUp(self):
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super(MultiStoreClearingUnitTest, self).setUp()
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# Ensure stores + locations cleared
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location.SCHEME_TO_CLS_BACKEND_MAP = {}
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self._create_multi_stores()
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self.addCleanup(setattr, location, 'SCHEME_TO_CLS_MAP', dict())
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def _create_multi_stores(self, passing_config=True):
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"""Create known stores.
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:param passing_config: making store driver passes basic configurations.
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:returns: the number of how many store drivers been loaded.
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"""
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rbd_store.rados = mock.MagicMock()
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rbd_store.rbd = mock.MagicMock()
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rbd_store.Store._set_url_prefix = mock.MagicMock()
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self.config(enabled_backends={'fast': 'file', 'cheap': 'file',
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'readonly_store': 'http',
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'fast-cinder': 'cinder',
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'fast-rbd': 'rbd'})
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store.register_store_opts(CONF)
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self.config(default_backend='fast',
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group='glance_store')
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self.config(filesystem_store_datadir=self.test_dir,
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group='fast')
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self.config(filesystem_store_datadir=self.test_dir2,
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group='cheap')
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self.config(rbd_store_chunk_size=8688388, rbd_store_pool='images',
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rbd_thin_provisioning=False, group='fast-rbd')
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store.create_multi_stores(CONF)
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class IsolatedUnitTest(StoreClearingUnitTest):
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"""
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Unit test case that establishes a mock environment within
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a testing directory (in isolation)
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"""
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def setUp(self):
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super(IsolatedUnitTest, self).setUp()
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options.set_defaults(CONF, connection='sqlite://')
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lockutils.set_defaults(os.path.join(self.test_dir))
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self.config(debug=False)
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self.config(default_store='filesystem',
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filesystem_store_datadir=self.test_dir,
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group="glance_store")
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store.create_stores()
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def fake_get_conection_type(client):
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DEFAULT_API_PORT = 9292
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if client.port == DEFAULT_API_PORT:
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return stubs.FakeGlanceConnection
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self.patcher = mock.patch(
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'glance.common.client.BaseClient.get_connection_type',
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fake_get_conection_type)
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self.addCleanup(self.patcher.stop)
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self.patcher.start()
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def set_policy_rules(self, rules):
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fap = open(CONF.oslo_policy.policy_file, 'w')
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fap.write(jsonutils.dumps(rules))
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fap.close()
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class MultiIsolatedUnitTest(MultiStoreClearingUnitTest):
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"""
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Unit test case that establishes a mock environment within
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a testing directory (in isolation)
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"""
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def setUp(self):
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super(MultiIsolatedUnitTest, self).setUp()
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options.set_defaults(CONF, connection='sqlite://')
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lockutils.set_defaults(os.path.join(self.test_dir))
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self.config(debug=False)
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def set_policy_rules(self, rules):
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fap = open(CONF.oslo_policy.policy_file, 'w')
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fap.write(jsonutils.dumps(rules))
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fap.close()
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def mock_object(self, obj, attr_name, *args, **kwargs):
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"""Use python mock to mock an object attribute
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Mocks the specified objects attribute with the given value.
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Automatically performs 'addCleanup' for the mock.
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"""
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patcher = mock.patch.object(obj, attr_name, *args, **kwargs)
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result = patcher.start()
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self.addCleanup(patcher.stop)
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return result
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