319 lines
15 KiB
Python
319 lines
15 KiB
Python
# Copyright (c) 2011 Zadara Storage Inc.
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# Copyright (c) 2011 OpenStack Foundation
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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 volume types code
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"""
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import datetime
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import time
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from cinder import context
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from cinder import db
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from cinder.db.sqlalchemy import api as db_api
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from cinder.db.sqlalchemy import models
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from cinder import exception
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from cinder.openstack.common import log as logging
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from cinder import test
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from cinder.tests import conf_fixture
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from cinder.volume import qos_specs
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from cinder.volume import volume_types
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LOG = logging.getLogger(__name__)
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class VolumeTypeTestCase(test.TestCase):
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"""Test cases for volume type code."""
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def setUp(self):
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super(VolumeTypeTestCase, self).setUp()
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self.ctxt = context.get_admin_context()
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self.vol_type1_name = str(int(time.time()))
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self.vol_type1_specs = dict(type="physical drive",
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drive_type="SAS",
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size="300",
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rpm="7200",
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visible="True")
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def test_volume_type_create_then_destroy(self):
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"""Ensure volume types can be created and deleted."""
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prev_all_vtypes = volume_types.get_all_types(self.ctxt)
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type_ref = volume_types.create(self.ctxt,
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self.vol_type1_name,
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self.vol_type1_specs)
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new = volume_types.get_volume_type_by_name(self.ctxt,
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self.vol_type1_name)
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LOG.info(_("Given data: %s"), self.vol_type1_specs)
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LOG.info(_("Result data: %s"), new)
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for k, v in self.vol_type1_specs.iteritems():
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self.assertEqual(v, new['extra_specs'][k],
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'one of fields does not match')
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new_all_vtypes = volume_types.get_all_types(self.ctxt)
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self.assertEqual(len(prev_all_vtypes) + 1,
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len(new_all_vtypes),
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'drive type was not created')
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volume_types.destroy(self.ctxt, type_ref['id'])
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new_all_vtypes = volume_types.get_all_types(self.ctxt)
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self.assertEqual(prev_all_vtypes,
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new_all_vtypes,
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'drive type was not deleted')
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def test_get_all_volume_types(self):
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"""Ensures that all volume types can be retrieved."""
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session = db_api.get_session()
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total_volume_types = session.query(models.VolumeTypes).count()
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vol_types = volume_types.get_all_types(self.ctxt)
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self.assertEqual(total_volume_types, len(vol_types))
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def test_get_default_volume_type(self):
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"""Ensures default volume type can be retrieved."""
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volume_types.create(self.ctxt, conf_fixture.def_vol_type, {})
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default_vol_type = volume_types.get_default_volume_type()
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self.assertEqual(default_vol_type.get('name'),
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conf_fixture.def_vol_type)
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def test_default_volume_type_missing_in_db(self):
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"""Ensures proper exception raised if default volume type
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is not in database.
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"""
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default_vol_type = volume_types.get_default_volume_type()
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self.assertEqual(default_vol_type, {})
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def test_non_existent_vol_type_shouldnt_delete(self):
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"""Ensures that volume type creation fails with invalid args."""
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self.assertRaises(exception.VolumeTypeNotFound,
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volume_types.destroy, self.ctxt, "sfsfsdfdfs")
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def test_volume_type_with_volumes_shouldnt_delete(self):
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"""Ensures volume type deletion with associated volumes fail."""
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type_ref = volume_types.create(self.ctxt, self.vol_type1_name)
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db.volume_create(self.ctxt,
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{'id': '1',
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'updated_at': datetime.datetime(1, 1, 1, 1, 1, 1),
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'display_description': 'Test Desc',
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'size': 20,
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'status': 'available',
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'volume_type_id': type_ref['id']})
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self.assertRaises(exception.VolumeTypeInUse,
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volume_types.destroy, self.ctxt, type_ref['id'])
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def test_repeated_vol_types_shouldnt_raise(self):
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"""Ensures that volume duplicates don't raise."""
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new_name = self.vol_type1_name + "dup"
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type_ref = volume_types.create(self.ctxt, new_name)
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volume_types.destroy(self.ctxt, type_ref['id'])
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type_ref = volume_types.create(self.ctxt, new_name)
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def test_invalid_volume_types_params(self):
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"""Ensures that volume type creation fails with invalid args."""
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self.assertRaises(exception.InvalidVolumeType,
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volume_types.destroy, self.ctxt, None)
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self.assertRaises(exception.InvalidVolumeType,
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volume_types.get_volume_type, self.ctxt, None)
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self.assertRaises(exception.InvalidVolumeType,
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volume_types.get_volume_type_by_name,
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self.ctxt, None)
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def test_volume_type_get_by_id_and_name(self):
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"""Ensure volume types get returns same entry."""
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volume_types.create(self.ctxt,
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self.vol_type1_name,
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self.vol_type1_specs)
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new = volume_types.get_volume_type_by_name(self.ctxt,
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self.vol_type1_name)
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new2 = volume_types.get_volume_type(self.ctxt, new['id'])
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self.assertEqual(new, new2)
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def test_volume_type_search_by_extra_spec(self):
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"""Ensure volume types get by extra spec returns correct type."""
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volume_types.create(self.ctxt, "type1", {"key1": "val1",
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"key2": "val2"})
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volume_types.create(self.ctxt, "type2", {"key2": "val2",
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"key3": "val3"})
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volume_types.create(self.ctxt, "type3", {"key3": "another_value",
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"key4": "val4"})
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vol_types = volume_types.get_all_types(
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self.ctxt,
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search_opts={'extra_specs': {"key1": "val1"}})
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LOG.info("vol_types: %s" % vol_types)
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self.assertEqual(len(vol_types), 1)
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self.assertIn("type1", vol_types.keys())
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self.assertEqual(vol_types['type1']['extra_specs'],
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{"key1": "val1", "key2": "val2"})
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vol_types = volume_types.get_all_types(
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self.ctxt,
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search_opts={'extra_specs': {"key2": "val2"}})
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LOG.info("vol_types: %s" % vol_types)
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self.assertEqual(len(vol_types), 2)
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self.assertIn("type1", vol_types.keys())
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self.assertIn("type2", vol_types.keys())
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vol_types = volume_types.get_all_types(
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self.ctxt,
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search_opts={'extra_specs': {"key3": "val3"}})
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LOG.info("vol_types: %s" % vol_types)
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self.assertEqual(len(vol_types), 1)
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self.assertIn("type2", vol_types.keys())
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def test_volume_type_search_by_extra_spec_multiple(self):
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"""Ensure volume types get by extra spec returns correct type."""
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volume_types.create(self.ctxt, "type1", {"key1": "val1",
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"key2": "val2",
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"key3": "val3"})
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volume_types.create(self.ctxt, "type2", {"key2": "val2",
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"key3": "val3"})
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volume_types.create(self.ctxt, "type3", {"key1": "val1",
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"key3": "val3",
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"key4": "val4"})
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vol_types = volume_types.get_all_types(
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self.ctxt,
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search_opts={'extra_specs': {"key1": "val1",
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"key3": "val3"}})
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LOG.info("vol_types: %s" % vol_types)
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self.assertEqual(len(vol_types), 2)
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self.assertIn("type1", vol_types.keys())
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self.assertIn("type3", vol_types.keys())
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self.assertEqual(vol_types['type1']['extra_specs'],
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{"key1": "val1", "key2": "val2", "key3": "val3"})
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self.assertEqual(vol_types['type3']['extra_specs'],
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{"key1": "val1", "key3": "val3", "key4": "val4"})
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def test_is_encrypted(self):
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volume_type = volume_types.create(self.ctxt, "type1")
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volume_type_id = volume_type.get('id')
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self.assertFalse(volume_types.is_encrypted(self.ctxt, volume_type_id))
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encryption = {
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'control_location': 'front-end',
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'provider': 'fake_provider',
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}
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db_api.volume_type_encryption_create(self.ctxt, volume_type_id,
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encryption)
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self.assertTrue(volume_types.is_encrypted(self.ctxt, volume_type_id))
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def test_get_volume_type_qos_specs(self):
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qos_ref = qos_specs.create(self.ctxt, 'qos-specs-1', {'k1': 'v1',
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'k2': 'v2',
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'k3': 'v3'})
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type_ref = volume_types.create(self.ctxt, "type1", {"key2": "val2",
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"key3": "val3"})
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res = volume_types.get_volume_type_qos_specs(type_ref['id'])
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self.assertIsNone(res['qos_specs'])
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qos_specs.associate_qos_with_type(self.ctxt,
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qos_ref['id'],
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type_ref['id'])
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expected = {'qos_specs': {'id': qos_ref['id'],
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'name': 'qos-specs-1',
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'consumer': 'back-end',
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'specs': {
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'k1': 'v1',
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'k2': 'v2',
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'k3': 'v3'}}}
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res = volume_types.get_volume_type_qos_specs(type_ref['id'])
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self.assertDictMatch(expected, res)
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def test_volume_types_diff(self):
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#type_ref 1 and 2 have the same extra_specs, while 3 has different
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keyvals1 = {"key1": "val1", "key2": "val2"}
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keyvals2 = {"key1": "val0", "key2": "val2"}
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type_ref1 = volume_types.create(self.ctxt, "type1", keyvals1)
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type_ref2 = volume_types.create(self.ctxt, "type2", keyvals1)
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type_ref3 = volume_types.create(self.ctxt, "type3", keyvals2)
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# Check equality with only extra_specs
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diff, same = volume_types.volume_types_diff(self.ctxt, type_ref1['id'],
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type_ref2['id'])
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self.assertEqual(same, True)
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self.assertEqual(diff['extra_specs']['key1'], ('val1', 'val1'))
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diff, same = volume_types.volume_types_diff(self.ctxt, type_ref1['id'],
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type_ref3['id'])
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self.assertEqual(same, False)
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self.assertEqual(diff['extra_specs']['key1'], ('val1', 'val0'))
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#qos_ref 1 and 2 have the same specs, while 3 has different
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qos_keyvals1 = {'k1': 'v1', 'k2': 'v2', 'k3': 'v3'}
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qos_keyvals2 = {'k1': 'v0', 'k2': 'v2', 'k3': 'v3'}
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qos_ref1 = qos_specs.create(self.ctxt, 'qos-specs-1', qos_keyvals1)
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qos_ref2 = qos_specs.create(self.ctxt, 'qos-specs-2', qos_keyvals1)
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qos_ref3 = qos_specs.create(self.ctxt, 'qos-specs-3', qos_keyvals2)
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# Check equality with qos specs too
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qos_specs.associate_qos_with_type(self.ctxt, qos_ref1['id'],
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type_ref1['id'])
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qos_specs.associate_qos_with_type(self.ctxt, qos_ref2['id'],
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type_ref2['id'])
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diff, same = volume_types.volume_types_diff(self.ctxt, type_ref1['id'],
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type_ref2['id'])
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self.assertEqual(same, True)
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self.assertEqual(diff['extra_specs']['key1'], ('val1', 'val1'))
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self.assertEqual(diff['qos_specs']['k1'], ('v1', 'v1'))
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qos_specs.disassociate_qos_specs(self.ctxt, qos_ref2['id'],
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type_ref2['id'])
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qos_specs.associate_qos_with_type(self.ctxt, qos_ref3['id'],
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type_ref2['id'])
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diff, same = volume_types.volume_types_diff(self.ctxt, type_ref1['id'],
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type_ref2['id'])
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self.assertEqual(same, False)
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self.assertEqual(diff['extra_specs']['key1'], ('val1', 'val1'))
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self.assertEqual(diff['qos_specs']['k1'], ('v1', 'v0'))
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qos_specs.disassociate_qos_specs(self.ctxt, qos_ref3['id'],
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type_ref2['id'])
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qos_specs.associate_qos_with_type(self.ctxt, qos_ref2['id'],
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type_ref2['id'])
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# And add encryption for good measure
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enc_keyvals1 = {'cipher': 'c1', 'key_size': 256, 'provider': 'p1',
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'control_location': 'front-end'}
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enc_keyvals2 = {'cipher': 'c1', 'key_size': 128, 'provider': 'p1',
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'control_location': 'front-end'}
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db.volume_type_encryption_create(self.ctxt, type_ref1['id'],
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enc_keyvals1)
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db.volume_type_encryption_create(self.ctxt, type_ref2['id'],
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enc_keyvals2)
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diff, same = volume_types.volume_types_diff(self.ctxt, type_ref1['id'],
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type_ref2['id'])
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self.assertEqual(same, False)
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self.assertEqual(diff['extra_specs']['key1'], ('val1', 'val1'))
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self.assertEqual(diff['qos_specs']['k1'], ('v1', 'v1'))
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self.assertEqual(diff['encryption']['key_size'], (256, 128))
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# Check diff equals type specs when one type is None
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diff, same = volume_types.volume_types_diff(self.ctxt, None,
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type_ref1['id'])
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self.assertEqual(same, False)
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self.assertEqual(diff['extra_specs'],
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{'key1': (None, 'val1'), 'key2': (None, 'val2')})
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self.assertEqual(diff['qos_specs'],
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{'consumer': (None, 'back-end'),
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'k1': (None, 'v1'),
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'k2': (None, 'v2'),
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'k3': (None, 'v3')})
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self.assertEqual(diff['encryption'],
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{'cipher': (None, 'c1'),
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'control_location': (None, 'front-end'),
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'deleted': (None, False),
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'key_size': (None, 256),
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'provider': (None, 'p1')})
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