584 lines
22 KiB
Python
584 lines
22 KiB
Python
# Copyright 2013, Red Hat, Inc.
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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 mock
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from mock import patch
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import uuid
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from glance.common import exception
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from glance.openstack.common import units
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import glance.quota
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import glance.store
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from glance.tests.unit import utils as unit_test_utils
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from glance.tests import utils as test_utils
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UUID1 = 'c80a1a6c-bd1f-41c5-90ee-81afedb1d58d'
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class FakeContext(object):
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owner = 'someone'
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is_admin = False
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class FakeImage(object):
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size = None
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image_id = 'someid'
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locations = [{'url': 'file:///not/a/path', 'metadata': {}}]
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tags = set([])
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def set_data(self, data, size=None):
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self.size = 0
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for d in data:
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self.size += len(d)
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class TestImageQuota(test_utils.BaseTestCase):
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def setUp(self):
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super(TestImageQuota, self).setUp()
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def tearDown(self):
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super(TestImageQuota, self).tearDown()
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def _get_image(self, location_count=1, image_size=10):
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context = FakeContext()
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db_api = unit_test_utils.FakeDB()
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base_image = FakeImage()
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base_image.image_id = 'xyz'
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base_image.size = image_size
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image = glance.quota.ImageProxy(base_image, context, db_api)
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locations = []
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for i in range(location_count):
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locations.append({'url': 'file:///g/there/it/is%d' % i,
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'metadata': {}})
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image_values = {'id': 'xyz', 'owner': context.owner,
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'status': 'active', 'size': image_size,
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'locations': locations}
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db_api.image_create(context, image_values)
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return image
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def test_quota_allowed(self):
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quota = 10
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self.config(user_storage_quota=str(quota))
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context = FakeContext()
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db_api = unit_test_utils.FakeDB()
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base_image = FakeImage()
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base_image.image_id = 'id'
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image = glance.quota.ImageProxy(base_image, context, db_api)
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data = '*' * quota
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base_image.set_data(data, size=None)
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image.set_data(data)
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self.assertEqual(quota, base_image.size)
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def _test_quota_allowed_unit(self, data_length, config_quota):
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self.config(user_storage_quota=config_quota)
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context = FakeContext()
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db_api = unit_test_utils.FakeDB()
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base_image = FakeImage()
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base_image.image_id = 'id'
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image = glance.quota.ImageProxy(base_image, context, db_api)
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data = '*' * data_length
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base_image.set_data(data, size=None)
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image.set_data(data)
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self.assertEqual(data_length, base_image.size)
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def test_quota_allowed_unit_b(self):
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self._test_quota_allowed_unit(10, '10B')
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def test_quota_allowed_unit_kb(self):
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self._test_quota_allowed_unit(10, '1KB')
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def test_quota_allowed_unit_mb(self):
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self._test_quota_allowed_unit(10, '1MB')
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def test_quota_allowed_unit_gb(self):
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self._test_quota_allowed_unit(10, '1GB')
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def test_quota_allowed_unit_tb(self):
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self._test_quota_allowed_unit(10, '1TB')
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def _quota_exceeded_size(self, quota, data,
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deleted=True, size=None):
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self.config(user_storage_quota=quota)
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context = FakeContext()
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db_api = unit_test_utils.FakeDB()
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base_image = FakeImage()
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base_image.image_id = 'id'
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image = glance.quota.ImageProxy(base_image, context, db_api)
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if deleted:
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with patch.object(glance.store, 'safe_delete_from_backend'):
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glance.store.safe_delete_from_backend(
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context,
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base_image.locations[0]['url'],
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image.image_id)
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self.assertRaises(exception.StorageQuotaFull,
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image.set_data,
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data,
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size=size)
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def test_quota_exceeded_no_size(self):
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quota = 10
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data = '*' * (quota + 1)
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#NOTE(jbresnah) When the image size is None it means that it is
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# not known. In this case the only time we will raise an
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# exception is when there is no room left at all, thus we know
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# it will not fit.
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# That's why 'get_remaining_quota' is mocked with return_value = 0.
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with patch.object(glance.api.common, 'get_remaining_quota',
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return_value=0):
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self._quota_exceeded_size(str(quota), data)
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def test_quota_exceeded_with_right_size(self):
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quota = 10
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data = '*' * (quota + 1)
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self._quota_exceeded_size(str(quota), data, size=len(data),
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deleted=False)
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def test_quota_exceeded_with_right_size_b(self):
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quota = 10
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data = '*' * (quota + 1)
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self._quota_exceeded_size('10B', data, size=len(data),
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deleted=False)
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def test_quota_exceeded_with_right_size_kb(self):
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quota = units.Ki
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data = '*' * (quota + 1)
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self._quota_exceeded_size('1KB', data, size=len(data),
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deleted=False)
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def test_quota_exceeded_with_lie_size(self):
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quota = 10
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data = '*' * (quota + 1)
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self._quota_exceeded_size(str(quota), data, deleted=False,
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size=quota - 1)
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def test_append_location(self):
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new_location = {'url': 'file:///a/path', 'metadata': {}}
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image = self._get_image()
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pre_add_locations = image.locations[:]
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image.locations.append(new_location)
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pre_add_locations.append(new_location)
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self.assertEqual(image.locations, pre_add_locations)
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def test_insert_location(self):
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new_location = {'url': 'file:///a/path', 'metadata': {}}
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image = self._get_image()
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pre_add_locations = image.locations[:]
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image.locations.insert(0, new_location)
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pre_add_locations.insert(0, new_location)
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self.assertEqual(image.locations, pre_add_locations)
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def test_extend_location(self):
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new_location = {'url': 'file:///a/path', 'metadata': {}}
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image = self._get_image()
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pre_add_locations = image.locations[:]
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image.locations.extend([new_location])
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pre_add_locations.extend([new_location])
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self.assertEqual(image.locations, pre_add_locations)
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def test_iadd_location(self):
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new_location = {'url': 'file:///a/path', 'metadata': {}}
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image = self._get_image()
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pre_add_locations = image.locations[:]
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image.locations += [new_location]
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pre_add_locations += [new_location]
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self.assertEqual(image.locations, pre_add_locations)
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def test_set_location(self):
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new_location = {'url': 'file:///a/path', 'metadata': {}}
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image = self._get_image()
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image.locations = [new_location]
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self.assertEqual(image.locations, [new_location])
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def _make_image_with_quota(self, image_size=10, location_count=2):
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quota = image_size * location_count
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self.config(user_storage_quota=str(quota))
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return self._get_image(image_size=image_size,
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location_count=location_count)
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def test_exceed_append_location(self):
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image = self._make_image_with_quota()
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self.assertRaises(exception.StorageQuotaFull,
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image.locations.append,
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{'url': 'file:///a/path', 'metadata': {}})
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def test_exceed_insert_location(self):
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image = self._make_image_with_quota()
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self.assertRaises(exception.StorageQuotaFull,
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image.locations.insert,
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0,
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{'url': 'file:///a/path', 'metadata': {}})
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def test_exceed_extend_location(self):
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image = self._make_image_with_quota()
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self.assertRaises(exception.StorageQuotaFull,
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image.locations.extend,
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[{'url': 'file:///a/path', 'metadata': {}}])
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def test_set_location_under(self):
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image = self._make_image_with_quota(location_count=1)
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image.locations = [{'url': 'file:///a/path', 'metadata': {}}]
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def test_set_location_exceed(self):
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image = self._make_image_with_quota(location_count=1)
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try:
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image.locations = [{'url': 'file:///a/path', 'metadata': {}},
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{'url': 'file:///a/path2', 'metadata': {}}]
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self.fail('Should have raised the quota exception')
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except exception.StorageQuotaFull:
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pass
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def test_iadd_location_exceed(self):
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image = self._make_image_with_quota(location_count=1)
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try:
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image.locations += [{'url': 'file:///a/path', 'metadata': {}}]
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self.fail('Should have raised the quota exception')
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except exception.StorageQuotaFull:
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pass
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def test_append_location_for_queued_image(self):
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context = FakeContext()
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db_api = unit_test_utils.FakeDB()
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base_image = FakeImage()
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base_image.image_id = str(uuid.uuid4())
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image = glance.quota.ImageProxy(base_image, context, db_api)
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self.assertIsNone(image.size)
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self.stubs.Set(glance.store, 'get_size_from_backend',
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unit_test_utils.fake_get_size_from_backend)
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image.locations.append({'url': 'file:///fake.img.tar.gz',
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'metadata': {}})
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self.assertIn({'url': 'file:///fake.img.tar.gz', 'metadata': {}},
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image.locations)
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def test_insert_location_for_queued_image(self):
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context = FakeContext()
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db_api = unit_test_utils.FakeDB()
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base_image = FakeImage()
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base_image.image_id = str(uuid.uuid4())
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image = glance.quota.ImageProxy(base_image, context, db_api)
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self.assertIsNone(image.size)
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self.stubs.Set(glance.store, 'get_size_from_backend',
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unit_test_utils.fake_get_size_from_backend)
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image.locations.insert(0,
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{'url': 'file:///fake.img.tar.gz',
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'metadata': {}})
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self.assertIn({'url': 'file:///fake.img.tar.gz', 'metadata': {}},
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image.locations)
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def test_set_location_for_queued_image(self):
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context = FakeContext()
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db_api = unit_test_utils.FakeDB()
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base_image = FakeImage()
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base_image.image_id = str(uuid.uuid4())
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image = glance.quota.ImageProxy(base_image, context, db_api)
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self.assertIsNone(image.size)
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self.stubs.Set(glance.store, 'get_size_from_backend',
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unit_test_utils.fake_get_size_from_backend)
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image.locations = [{'url': 'file:///fake.img.tar.gz', 'metadata': {}}]
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self.assertEqual([{'url': 'file:///fake.img.tar.gz', 'metadata': {}}],
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image.locations)
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def test_iadd_location_for_queued_image(self):
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context = FakeContext()
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db_api = unit_test_utils.FakeDB()
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base_image = FakeImage()
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base_image.image_id = str(uuid.uuid4())
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image = glance.quota.ImageProxy(base_image, context, db_api)
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self.assertIsNone(image.size)
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self.stubs.Set(glance.store, 'get_size_from_backend',
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unit_test_utils.fake_get_size_from_backend)
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image.locations += [{'url': 'file:///fake.img.tar.gz', 'metadata': {}}]
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self.assertIn({'url': 'file:///fake.img.tar.gz', 'metadata': {}},
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image.locations)
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class TestImagePropertyQuotas(test_utils.BaseTestCase):
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def setUp(self):
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super(TestImagePropertyQuotas, self).setUp()
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self.base_image = mock.Mock()
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self.image = glance.quota.ImageProxy(self.base_image,
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mock.Mock(),
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mock.Mock())
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self.image_repo_mock = mock.Mock()
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self.image_repo_proxy = glance.quota.ImageRepoProxy(
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self.image_repo_mock,
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mock.Mock(),
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mock.Mock())
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def test_save_image_with_image_property(self):
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self.config(image_property_quota=1)
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self.image.extra_properties = {'foo': 'bar'}
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self.image_repo_proxy.save(self.image)
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self.image_repo_mock.save.assert_called_once_with(self.base_image)
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def test_save_image_too_many_image_properties(self):
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self.config(image_property_quota=1)
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self.image.extra_properties = {'foo': 'bar', 'foo2': 'bar2'}
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exc = self.assertRaises(exception.ImagePropertyLimitExceeded,
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self.image_repo_proxy.save, self.image)
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self.assertIn("Attempted: 2, Maximum: 1", str(exc))
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def test_save_image_unlimited_image_properties(self):
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self.config(image_property_quota=-1)
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self.image.extra_properties = {'foo': 'bar'}
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self.image_repo_proxy.save(self.image)
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self.image_repo_mock.save.assert_called_once_with(self.base_image)
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def test_add_image_with_image_property(self):
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self.config(image_property_quota=1)
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self.image.extra_properties = {'foo': 'bar'}
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self.image_repo_proxy.add(self.image)
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self.image_repo_mock.add.assert_called_once_with(self.base_image)
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def test_add_image_too_many_image_properties(self):
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self.config(image_property_quota=1)
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self.image.extra_properties = {'foo': 'bar', 'foo2': 'bar2'}
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exc = self.assertRaises(exception.ImagePropertyLimitExceeded,
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self.image_repo_proxy.add, self.image)
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self.assertIn("Attempted: 2, Maximum: 1", str(exc))
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def test_add_image_unlimited_image_properties(self):
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self.config(image_property_quota=-1)
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self.image.extra_properties = {'foo': 'bar'}
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self.image_repo_proxy.add(self.image)
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self.image_repo_mock.add.assert_called_once_with(self.base_image)
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class TestImageTagQuotas(test_utils.BaseTestCase):
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def setUp(self):
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super(TestImageTagQuotas, self).setUp()
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self.base_image = mock.Mock()
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self.base_image.tags = set([])
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self.image = glance.quota.ImageProxy(self.base_image,
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mock.Mock(),
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mock.Mock())
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self.image_repo_mock = mock.Mock()
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self.image_repo_proxy = glance.quota.ImageRepoProxy(
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self.image_repo_mock,
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mock.Mock(),
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mock.Mock())
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def test_replace_image_tag(self):
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self.config(image_tag_quota=1)
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self.image.tags = ['foo']
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self.assertEqual(len(self.image.tags), 1)
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def test_replace_too_many_image_tags(self):
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self.config(image_tag_quota=0)
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exc = self.assertRaises(exception.ImageTagLimitExceeded,
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setattr, self.image, 'tags', ['foo', 'bar'])
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self.assertIn('Attempted: 2, Maximum: 0', str(exc))
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self.assertEqual(len(self.image.tags), 0)
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def test_replace_unlimited_image_tags(self):
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self.config(image_tag_quota=-1)
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self.image.tags = ['foo']
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self.assertEqual(len(self.image.tags), 1)
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def test_add_image_tag(self):
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self.config(image_tag_quota=1)
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self.image.tags.add('foo')
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self.assertEqual(len(self.image.tags), 1)
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def test_add_too_many_image_tags(self):
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self.config(image_tag_quota=1)
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self.image.tags.add('foo')
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exc = self.assertRaises(exception.ImageTagLimitExceeded,
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self.image.tags.add, 'bar')
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self.assertIn('Attempted: 2, Maximum: 1', str(exc))
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def test_add_unlimited_image_tags(self):
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self.config(image_tag_quota=-1)
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self.image.tags.add('foo')
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self.assertEqual(len(self.image.tags), 1)
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def test_remove_image_tag_while_over_quota(self):
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self.config(image_tag_quota=1)
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self.image.tags.add('foo')
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self.assertEqual(len(self.image.tags), 1)
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self.config(image_tag_quota=0)
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self.image.tags.remove('foo')
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self.assertEqual(len(self.image.tags), 0)
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class TestQuotaImageTagsProxy(test_utils.BaseTestCase):
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def setUp(self):
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super(TestQuotaImageTagsProxy, self).setUp()
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def test_add(self):
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proxy = glance.quota.QuotaImageTagsProxy(set([]))
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proxy.add('foo')
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self.assertIn('foo', proxy)
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def test_add_too_many_tags(self):
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self.config(image_tag_quota=0)
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proxy = glance.quota.QuotaImageTagsProxy(set([]))
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exc = self.assertRaises(exception.ImageTagLimitExceeded,
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proxy.add, 'bar')
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self.assertIn('Attempted: 1, Maximum: 0', str(exc))
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def test_equals(self):
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proxy = glance.quota.QuotaImageTagsProxy(set([]))
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self.assertEqual(set([]), proxy)
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def test_contains(self):
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proxy = glance.quota.QuotaImageTagsProxy(set(['foo']))
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self.assertIn('foo', proxy)
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def test_len(self):
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proxy = glance.quota.QuotaImageTagsProxy(set(['foo',
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'bar',
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'baz',
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'niz']))
|
|
self.assertEqual(len(proxy), 4)
|
|
|
|
def test_iter(self):
|
|
items = set(['foo', 'bar', 'baz', 'niz'])
|
|
proxy = glance.quota.QuotaImageTagsProxy(items.copy())
|
|
self.assertEqual(len(items), 4)
|
|
for item in proxy:
|
|
items.remove(item)
|
|
self.assertEqual(len(items), 0)
|
|
|
|
|
|
class TestImageMemberQuotas(test_utils.BaseTestCase):
|
|
def setUp(self):
|
|
super(TestImageMemberQuotas, self).setUp()
|
|
db_api = unit_test_utils.FakeDB()
|
|
context = FakeContext()
|
|
self.image = mock.Mock()
|
|
self.base_image_member_factory = mock.Mock()
|
|
self.image_member_factory = glance.quota.ImageMemberFactoryProxy(
|
|
self.base_image_member_factory, context,
|
|
db_api)
|
|
|
|
def test_new_image_member(self):
|
|
self.config(image_member_quota=1)
|
|
|
|
self.image_member_factory.new_image_member(self.image,
|
|
'fake_id')
|
|
self.base_image_member_factory.new_image_member\
|
|
.assert_called_once_with(self.image.base, 'fake_id')
|
|
|
|
def test_new_image_member_unlimited_members(self):
|
|
self.config(image_member_quota=-1)
|
|
|
|
self.image_member_factory.new_image_member(self.image,
|
|
'fake_id')
|
|
self.base_image_member_factory.new_image_member\
|
|
.assert_called_once_with(self.image.base, 'fake_id')
|
|
|
|
def test_new_image_member_too_many_members(self):
|
|
self.config(image_member_quota=0)
|
|
|
|
self.assertRaises(exception.ImageMemberLimitExceeded,
|
|
self.image_member_factory.new_image_member,
|
|
self.image, 'fake_id')
|
|
|
|
|
|
class TestImageLocationQuotas(test_utils.BaseTestCase):
|
|
def setUp(self):
|
|
super(TestImageLocationQuotas, self).setUp()
|
|
self.base_image = mock.Mock()
|
|
self.base_image.locations = []
|
|
self.base_image.size = 1
|
|
self.image = glance.quota.ImageProxy(self.base_image,
|
|
mock.Mock(),
|
|
mock.Mock())
|
|
|
|
self.image_repo_mock = mock.Mock()
|
|
self.image_repo_proxy = glance.quota.ImageRepoProxy(
|
|
self.image_repo_mock,
|
|
mock.Mock(),
|
|
mock.Mock())
|
|
|
|
def test_replace_image_location(self):
|
|
self.config(image_location_quota=1)
|
|
self.image.locations = [{"url": "file:///fake.img.tar.gz",
|
|
"metadata": {}
|
|
}]
|
|
self.assertEqual(len(self.image.locations), 1)
|
|
|
|
def test_replace_too_many_image_locations(self):
|
|
self.config(image_location_quota=1)
|
|
self.image.locations = [{"url": "file:///fake.img.tar.gz",
|
|
"metadata": {}}
|
|
]
|
|
locations = [
|
|
{"url": "file:///fake1.img.tar.gz", "metadata": {}},
|
|
{"url": "file:///fake2.img.tar.gz", "metadata": {}},
|
|
{"url": "file:///fake3.img.tar.gz", "metadata": {}}
|
|
]
|
|
exc = self.assertRaises(exception.ImageLocationLimitExceeded,
|
|
setattr, self.image, 'locations', locations)
|
|
self.assertIn('Attempted: 3, Maximum: 1', str(exc))
|
|
self.assertEqual(len(self.image.locations), 1)
|
|
|
|
def test_replace_unlimited_image_locations(self):
|
|
self.config(image_location_quota=-1)
|
|
self.image.locations = [{"url": "file:///fake.img.tar.gz",
|
|
"metadata": {}}
|
|
]
|
|
self.assertEqual(len(self.image.locations), 1)
|
|
|
|
def test_add_image_location(self):
|
|
self.config(image_location_quota=1)
|
|
location = {"url": "file:///fake.img.tar.gz", "metadata": {}}
|
|
self.image.locations.append(location)
|
|
self.assertEqual(len(self.image.locations), 1)
|
|
|
|
def test_add_too_many_image_locations(self):
|
|
self.config(image_location_quota=1)
|
|
location1 = {"url": "file:///fake1.img.tar.gz", "metadata": {}}
|
|
self.image.locations.append(location1)
|
|
location2 = {"url": "file:///fake2.img.tar.gz", "metadata": {}}
|
|
exc = self.assertRaises(exception.ImageLocationLimitExceeded,
|
|
self.image.locations.append, location2)
|
|
self.assertIn('Attempted: 2, Maximum: 1', str(exc))
|
|
|
|
def test_add_unlimited_image_locations(self):
|
|
self.config(image_location_quota=-1)
|
|
location1 = {"url": "file:///fake1.img.tar.gz", "metadata": {}}
|
|
self.image.locations.append(location1)
|
|
self.assertEqual(len(self.image.locations), 1)
|
|
|
|
def test_remove_image_location_while_over_quota(self):
|
|
self.config(image_location_quota=1)
|
|
location1 = {"url": "file:///fake1.img.tar.gz", "metadata": {}}
|
|
self.image.locations.append(location1)
|
|
self.assertEqual(len(self.image.locations), 1)
|
|
self.config(image_location_quota=0)
|
|
self.image.locations.remove(location1)
|
|
self.assertEqual(len(self.image.locations), 0)
|