383 lines
15 KiB
Python
383 lines
15 KiB
Python
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# Copyright (c) 2013 eBay Inc.
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# Copyright (c) 2013 OpenStack Foundation
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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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Unit Tests for qos specs internal API
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"""
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import time
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from oslo_db import exception as db_exc
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from cinder import context
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from cinder import db
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from cinder import exception
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from cinder import test
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from cinder.volume import qos_specs
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from cinder.volume import volume_types
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def fake_db_qos_specs_create(context, values):
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if values['name'] == 'DupQoSName':
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raise exception.QoSSpecsExists(specs_id=values['name'])
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elif values['name'] == 'FailQoSName':
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raise db_exc.DBError()
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pass
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class QoSSpecsTestCase(test.TestCase):
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"""Test cases for qos specs code."""
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def setUp(self):
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super(QoSSpecsTestCase, self).setUp()
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self.ctxt = context.get_admin_context()
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def _create_qos_specs(self, name, values=None):
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"""Create a transfer object."""
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if values:
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specs = dict(name=name, qos_specs=values)
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else:
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specs = {'name': name,
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'qos_specs': {
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'consumer': 'back-end',
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'key1': 'value1',
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'key2': 'value2'}}
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return db.qos_specs_create(self.ctxt, specs)['id']
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def test_create(self):
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input = {'key1': 'value1',
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'key2': 'value2',
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'key3': 'value3'}
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ref = qos_specs.create(self.ctxt, 'FakeName', input)
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specs = qos_specs.get_qos_specs(self.ctxt, ref['id'])
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expected = (dict(consumer='back-end'))
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expected.update(dict(id=ref['id']))
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expected.update(dict(name='FakeName'))
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del input['consumer']
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expected.update(dict(specs=input))
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self.assertDictMatch(specs, expected)
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self.stubs.Set(db, 'qos_specs_create',
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fake_db_qos_specs_create)
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# qos specs must have unique name
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self.assertRaises(exception.QoSSpecsExists,
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qos_specs.create, self.ctxt, 'DupQoSName', input)
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input.update({'consumer': 'FakeConsumer'})
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# consumer must be one of: front-end, back-end, both
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self.assertRaises(exception.InvalidQoSSpecs,
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qos_specs.create, self.ctxt, 'QoSName', input)
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del input['consumer']
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# able to catch DBError
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self.assertRaises(exception.QoSSpecsCreateFailed,
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qos_specs.create, self.ctxt, 'FailQoSName', input)
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def test_update(self):
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def fake_db_update(context, specs_id, values):
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raise db_exc.DBError()
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input = {'key1': 'value1',
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'consumer': 'WrongPlace'}
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# consumer must be one of: front-end, back-end, both
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self.assertRaises(exception.InvalidQoSSpecs,
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qos_specs.update, self.ctxt, 'fake_id', input)
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input['consumer'] = 'front-end'
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# qos specs must exists
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self.assertRaises(exception.QoSSpecsNotFound,
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qos_specs.update, self.ctxt, 'fake_id', input)
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specs_id = self._create_qos_specs('Name', input)
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qos_specs.update(self.ctxt, specs_id,
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{'key1': 'newvalue1',
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'key2': 'value2'})
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specs = qos_specs.get_qos_specs(self.ctxt, specs_id)
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self.assertEqual(specs['specs']['key1'], 'newvalue1')
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self.assertEqual(specs['specs']['key2'], 'value2')
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self.stubs.Set(db, 'qos_specs_update', fake_db_update)
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self.assertRaises(exception.QoSSpecsUpdateFailed,
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qos_specs.update, self.ctxt, 'fake_id', input)
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def test_delete(self):
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def fake_db_associations_get(context, id):
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if id == 'InUse':
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return True
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else:
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return False
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def fake_db_delete(context, id):
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if id == 'NotFound':
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raise exception.QoSSpecsNotFound(specs_id=id)
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def fake_disassociate_all(context, id):
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pass
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self.stubs.Set(db, 'qos_specs_associations_get',
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fake_db_associations_get)
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self.stubs.Set(qos_specs, 'disassociate_all',
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fake_disassociate_all)
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self.stubs.Set(db, 'qos_specs_delete', fake_db_delete)
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self.assertRaises(exception.InvalidQoSSpecs,
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qos_specs.delete, self.ctxt, None)
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self.assertRaises(exception.QoSSpecsNotFound,
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qos_specs.delete, self.ctxt, 'NotFound')
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self.assertRaises(exception.QoSSpecsInUse,
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qos_specs.delete, self.ctxt, 'InUse')
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# able to delete in-use qos specs if force=True
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qos_specs.delete(self.ctxt, 'InUse', force=True)
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def test_delete_keys(self):
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def fake_db_qos_delete_key(context, id, key):
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if key == 'NotFound':
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raise exception.QoSSpecsKeyNotFound(specs_id=id,
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specs_key=key)
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else:
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pass
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def fake_qos_specs_get(context, id):
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if id == 'NotFound':
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raise exception.QoSSpecsNotFound(specs_id=id)
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else:
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pass
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value = dict(consumer='front-end',
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foo='Foo', bar='Bar', zoo='tiger')
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specs_id = self._create_qos_specs('QoSName', value)
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qos_specs.delete_keys(self.ctxt, specs_id, ['foo', 'bar'])
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del value['consumer']
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del value['foo']
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del value['bar']
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expected = {'name': 'QoSName',
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'id': specs_id,
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'consumer': 'front-end',
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'specs': value}
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specs = qos_specs.get_qos_specs(self.ctxt, specs_id)
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self.assertDictMatch(expected, specs)
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self.stubs.Set(qos_specs, 'get_qos_specs', fake_qos_specs_get)
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self.stubs.Set(db, 'qos_specs_item_delete', fake_db_qos_delete_key)
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self.assertRaises(exception.InvalidQoSSpecs,
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qos_specs.delete_keys, self.ctxt, None, [])
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self.assertRaises(exception.QoSSpecsNotFound,
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qos_specs.delete_keys, self.ctxt, 'NotFound', [])
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self.assertRaises(exception.QoSSpecsKeyNotFound,
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qos_specs.delete_keys, self.ctxt,
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'Found', ['NotFound'])
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self.assertRaises(exception.QoSSpecsKeyNotFound,
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qos_specs.delete_keys, self.ctxt, 'Found',
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['foo', 'bar', 'NotFound'])
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def test_get_associations(self):
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def fake_db_associate_get(context, id):
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if id == 'Trouble':
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raise db_exc.DBError()
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return [{'name': 'type-1', 'id': 'id-1'},
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{'name': 'type-2', 'id': 'id-2'}]
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self.stubs.Set(db, 'qos_specs_associations_get',
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fake_db_associate_get)
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expected1 = {'association_type': 'volume_type',
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'name': 'type-1',
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'id': 'id-1'}
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expected2 = {'association_type': 'volume_type',
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'name': 'type-2',
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'id': 'id-2'}
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res = qos_specs.get_associations(self.ctxt, 'specs-id')
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self.assertIn(expected1, res)
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self.assertIn(expected2, res)
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self.assertRaises(exception.CinderException,
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qos_specs.get_associations, self.ctxt,
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'Trouble')
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def test_associate_qos_with_type(self):
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def fake_qos_specs_get(context, id):
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if id == 'NotFound':
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raise exception.QoSSpecsNotFound(specs_id=id)
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else:
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pass
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def fake_db_associate(context, id, type_id):
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if id == 'Trouble':
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raise db_exc.DBError()
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elif type_id == 'NotFound':
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raise exception.VolumeTypeNotFound(volume_type_id=type_id)
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pass
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def fake_vol_type_qos_get(type_id):
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if type_id == 'Invalid':
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return {'qos_specs': {'id': 'Invalid'}}
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else:
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return {'qos_specs': None}
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type_ref = volume_types.create(self.ctxt, 'TypeName')
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specs_id = self._create_qos_specs('QoSName')
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qos_specs.associate_qos_with_type(self.ctxt, specs_id,
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type_ref['id'])
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res = qos_specs.get_associations(self.ctxt, specs_id)
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self.assertEqual(len(res), 1)
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self.assertEqual('TypeName', res[0]['name'])
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self.assertEqual(type_ref['id'], res[0]['id'])
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self.stubs.Set(db, 'qos_specs_associate',
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fake_db_associate)
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self.stubs.Set(qos_specs, 'get_qos_specs', fake_qos_specs_get)
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self.stubs.Set(volume_types, 'get_volume_type_qos_specs',
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fake_vol_type_qos_get)
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self.assertRaises(exception.VolumeTypeNotFound,
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qos_specs.associate_qos_with_type,
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self.ctxt, 'specs-id', 'NotFound')
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self.assertRaises(exception.QoSSpecsAssociateFailed,
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qos_specs.associate_qos_with_type,
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self.ctxt, 'Trouble', 'id')
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self.assertRaises(exception.QoSSpecsNotFound,
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qos_specs.associate_qos_with_type,
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self.ctxt, 'NotFound', 'id')
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self.assertRaises(exception.InvalidVolumeType,
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qos_specs.associate_qos_with_type,
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self.ctxt, 'specs-id', 'Invalid')
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def test_disassociate_qos_specs(self):
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def fake_qos_specs_get(context, id):
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if id == 'NotFound':
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raise exception.QoSSpecsNotFound(specs_id=id)
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else:
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pass
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def fake_db_disassociate(context, id, type_id):
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if id == 'Trouble':
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raise db_exc.DBError()
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elif type_id == 'NotFound':
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raise exception.VolumeTypeNotFound(volume_type_id=type_id)
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pass
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type_ref = volume_types.create(self.ctxt, 'TypeName')
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specs_id = self._create_qos_specs('QoSName')
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qos_specs.associate_qos_with_type(self.ctxt, specs_id,
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type_ref['id'])
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res = qos_specs.get_associations(self.ctxt, specs_id)
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self.assertEqual(len(res), 1)
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qos_specs.disassociate_qos_specs(self.ctxt, specs_id, type_ref['id'])
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res = qos_specs.get_associations(self.ctxt, specs_id)
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self.assertEqual(len(res), 0)
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self.stubs.Set(db, 'qos_specs_disassociate',
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fake_db_disassociate)
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self.stubs.Set(qos_specs, 'get_qos_specs',
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fake_qos_specs_get)
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self.assertRaises(exception.VolumeTypeNotFound,
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qos_specs.disassociate_qos_specs,
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self.ctxt, 'specs-id', 'NotFound')
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self.assertRaises(exception.QoSSpecsDisassociateFailed,
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qos_specs.disassociate_qos_specs,
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self.ctxt, 'Trouble', 'id')
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def test_disassociate_all(self):
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def fake_db_disassociate_all(context, id):
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if id == 'Trouble':
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raise db_exc.DBError()
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pass
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def fake_qos_specs_get(context, id):
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if id == 'NotFound':
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raise exception.QoSSpecsNotFound(specs_id=id)
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else:
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pass
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type1_ref = volume_types.create(self.ctxt, 'TypeName1')
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type2_ref = volume_types.create(self.ctxt, 'TypeName2')
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specs_id = self._create_qos_specs('QoSName')
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qos_specs.associate_qos_with_type(self.ctxt, specs_id,
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type1_ref['id'])
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qos_specs.associate_qos_with_type(self.ctxt, specs_id,
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type2_ref['id'])
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res = qos_specs.get_associations(self.ctxt, specs_id)
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self.assertEqual(len(res), 2)
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qos_specs.disassociate_all(self.ctxt, specs_id)
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res = qos_specs.get_associations(self.ctxt, specs_id)
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self.assertEqual(len(res), 0)
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self.stubs.Set(db, 'qos_specs_disassociate_all',
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fake_db_disassociate_all)
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self.stubs.Set(qos_specs, 'get_qos_specs',
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fake_qos_specs_get)
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self.assertRaises(exception.QoSSpecsDisassociateFailed,
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qos_specs.disassociate_all,
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self.ctxt, 'Trouble')
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def test_get_all_specs(self):
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input = {'key1': 'value1',
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'key2': 'value2',
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'key3': 'value3',
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'consumer': 'both'}
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specs_id1 = self._create_qos_specs('Specs1', input)
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input.update({'key4': 'value4'})
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specs_id2 = self._create_qos_specs('Specs2', input)
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expected1 = {
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'id': specs_id1,
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'name': 'Specs1',
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'consumer': 'both',
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'specs': {'key1': 'value1',
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'key2': 'value2',
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'key3': 'value3'}}
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expected2 = {
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'id': specs_id2,
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'name': 'Specs2',
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'consumer': 'both',
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'specs': {'key1': 'value1',
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'key2': 'value2',
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'key3': 'value3',
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'key4': 'value4'}}
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res = qos_specs.get_all_specs(self.ctxt)
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self.assertEqual(len(res), 2)
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self.assertIn(expected1, res)
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self.assertIn(expected2, res)
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def test_get_qos_specs(self):
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one_time_value = str(int(time.time()))
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input = {'key1': one_time_value,
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'key2': 'value2',
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'key3': 'value3',
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'consumer': 'both'}
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id = self._create_qos_specs('Specs1', input)
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specs = qos_specs.get_qos_specs(self.ctxt, id)
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self.assertEqual(specs['specs']['key1'], one_time_value)
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self.assertRaises(exception.InvalidQoSSpecs,
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qos_specs.get_qos_specs, self.ctxt, None)
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def test_get_qos_specs_by_name(self):
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one_time_value = str(int(time.time()))
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input = {'key1': one_time_value,
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'key2': 'value2',
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'key3': 'value3',
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'consumer': 'back-end'}
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self._create_qos_specs(one_time_value, input)
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specs = qos_specs.get_qos_specs_by_name(self.ctxt,
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one_time_value)
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self.assertEqual(specs['specs']['key1'], one_time_value)
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self.assertRaises(exception.InvalidQoSSpecs,
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qos_specs.get_qos_specs_by_name, self.ctxt, None)
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