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# Copyright 2013 Hewlett-Packard Development Company, L.P.
#
# Author: Kiall Mac Innes <kiall@hpe.com>
#
# 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.
from unittest import mock
from oslo_config import cfg
from oslo_log import log as logging
import testscenarios
from designate import exceptions
from designate import quota
import designate.tests
LOG = logging.getLogger(__name__)
load_tests = testscenarios.load_tests_apply_scenarios
class QuotaTestCase(designate.tests.TestCase):
scenarios = [
('noop', dict(quota_driver='noop')),
('storage', dict(quota_driver='storage'))
]
def setUp(self):
super(QuotaTestCase, self).setUp()
self.config(quota_driver=self.quota_driver)
self.quota = quota.get_quota()
def test_get_quotas(self):
context = self.get_admin_context()
quotas = self.quota.get_quotas(context, 'DefaultQuotaTenant')
self.assertIsNotNone(quotas)
self.assertEqual({
'api_export_size': cfg.CONF.quota_api_export_size,
'zones': cfg.CONF.quota_zones,
'zone_recordsets': cfg.CONF.quota_zone_recordsets,
'zone_records': cfg.CONF.quota_zone_records,
'recordset_records': cfg.CONF.quota_recordset_records,
}, quotas)
def test_limit_check_unknown(self):
context = self.get_admin_context()
self.assertRaisesRegex(
exceptions.QuotaResourceUnknown,
"'unknown' is not a valid quota resource.",
self.quota.limit_check,
context, 'tenant_id', unknown=0
)
self.assertRaisesRegex(
exceptions.QuotaResourceUnknown,
"'unknown' is not a valid quota resource.",
self.quota.limit_check,
context, 'tenant_id', unknown=0, zones=0
)
def test_limit_check_under(self):
context = self.get_admin_context()
self.quota.limit_check(context, 'tenant_id', zones=0)
self.quota.limit_check(context, 'tenant_id', zone_records=0)
self.quota.limit_check(context, 'tenant_id', zones=0,
zone_records=0)
self.quota.limit_check(context, 'tenant_id',
zones=(cfg.CONF.quota_zones - 1))
self.quota.limit_check(
context,
'tenant_id',
zone_records=(cfg.CONF.quota_zone_records - 1))
def test_limit_check_at(self):
context = self.get_admin_context()
self.assertRaisesRegex(
exceptions.OverQuota, 'Quota exceeded for zones\\.',
self.quota.limit_check,
context, 'tenant_id', zones=cfg.CONF.quota_zones + 1
)
self.assertRaisesRegex(
exceptions.OverQuota, 'Quota exceeded for zone_records\\.',
self.quota.limit_check,
context, 'tenant_id', zone_records=cfg.CONF.quota_zone_records + 1
)
def test_limit_check_unlimited(self):
context = self.get_admin_context()
self.quota.get_quotas = mock.Mock()
ret = {
'zones': -1,
'zone_recordsets': -1,
'zone_records': -1,
'recordset_records': -1,
'api_export_size': -1,
}
self.quota.get_quotas.return_value = ret
self.quota.limit_check(context, 'tenant_id', zones=99999)
self.quota.limit_check(context, 'tenant_id', zone_recordsets=99999)
self.quota.limit_check(context, 'tenant_id', zone_records=99999)
self.quota.limit_check(context, 'tenant_id', recordset_records=99999)
self.quota.limit_check(context, 'tenant_id', api_export_size=99999)
def test_limit_check_zero(self):
context = self.get_admin_context()
self.quota.get_quotas = mock.Mock()
ret = {
'zones': 0,
'zone_recordsets': 0,
'zone_records': 0,
'recordset_records': 0,
'api_export_size': 0,
}
self.quota.get_quotas.return_value = ret
self.assertRaisesRegex(
exceptions.OverQuota, 'Quota exceeded for zones\\.',
self.quota.limit_check,
context, 'tenant_id', zones=1
)
self.assertRaisesRegex(
exceptions.OverQuota, 'Quota exceeded for zone_recordsets\\.',
self.quota.limit_check,
context, 'tenant_id', zone_recordsets=1
)
self.assertRaisesRegex(
exceptions.OverQuota, 'Quota exceeded for zone_records\\.',
self.quota.limit_check,
context, 'tenant_id', zone_records=1
)
self.assertRaisesRegex(
exceptions.OverQuota,
'Quota exceeded for recordset_records\\.',
self.quota.limit_check,
context, 'tenant_id', recordset_records=1
)
self.assertRaisesRegex(
exceptions.OverQuota, 'Quota exceeded for api_export_size\\.',
self.quota.limit_check,
context, 'tenant_id', api_export_size=1
)
def test_limit_check_over(self):
context = self.get_admin_context()
self.assertRaisesRegex(
exceptions.OverQuota, 'Quota exceeded for zones\\.',
self.quota.limit_check,
context, 'tenant_id', zones=99999
)
self.assertRaisesRegex(
exceptions.OverQuota, 'Quota exceeded for zone_records\\.',
self.quota.limit_check,
context, 'tenant_id', zone_records=99999
)
self.assertRaisesRegex(
exceptions.OverQuota, 'Quota exceeded for zones, zone_records\\.',
self.quota.limit_check,
context, 'tenant_id', zones=99999, zone_records=99999
)
self.assertRaisesRegex(
exceptions.OverQuota,
'Quota exceeded for zones, zone_records, zone_recordsets\\.',
self.quota.limit_check,
context, 'tenant_id', zones=99999, zone_records=99999,
zone_recordsets=99999
)
self.assertRaisesRegex(
exceptions.OverQuota, 'Quota exceeded for zones\\.',
self.quota.limit_check,
context, 'tenant_id', zones=99999, zone_records=0
)
self.assertRaisesRegex(
exceptions.OverQuota, 'Quota exceeded for zone_records\\.',
self.quota.limit_check,
context, 'tenant_id', zones=0, zone_records=99999
)
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