183 lines
6.9 KiB
Python
183 lines
6.9 KiB
Python
# Copyright 2011 OpenStack LLC.
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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 base64
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import stubout
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from xml.etree import ElementTree
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from xml.etree.ElementTree import Element, SubElement
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from nova import context
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from nova import db
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from nova import exception
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from nova import flags
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from nova import log as logging
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from nova import test
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from nova import vsa
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from nova import volume
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from nova.volume import volume_types
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from nova.vsa import utils as vsa_utils
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import nova.image.fake
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FLAGS = flags.FLAGS
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LOG = logging.getLogger('nova.tests.vsa')
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class VsaTestCase(test.TestCase):
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def setUp(self):
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super(VsaTestCase, self).setUp()
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self.stubs = stubout.StubOutForTesting()
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self.vsa_api = vsa.API()
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self.volume_api = volume.API()
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FLAGS.quota_volumes = 100
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FLAGS.quota_gigabytes = 10000
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self.context = context.get_admin_context()
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volume_types.create(self.context,
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'SATA_500_7200',
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extra_specs={'type': 'vsa_drive',
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'drive_name': 'SATA_500_7200',
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'drive_type': 'SATA',
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'drive_size': '500',
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'drive_rpm': '7200'})
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def fake_show_by_name(meh, context, name):
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if name == 'wrong_image_name':
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LOG.debug(_("Test: Emulate wrong VSA name. Raise"))
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raise exception.ImageNotFound
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return {'id': 1, 'properties': {'kernel_id': 1, 'ramdisk_id': 1}}
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self.stubs.Set(nova.image.fake._FakeImageService,
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'show_by_name',
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fake_show_by_name)
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def tearDown(self):
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self.stubs.UnsetAll()
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super(VsaTestCase, self).tearDown()
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def test_vsa_create_delete_defaults(self):
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param = {'display_name': 'VSA name test'}
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vsa_ref = self.vsa_api.create(self.context, **param)
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self.assertEqual(vsa_ref['display_name'], param['display_name'])
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self.vsa_api.delete(self.context, vsa_ref['id'])
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def test_vsa_create_delete_check_in_db(self):
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vsa_list1 = self.vsa_api.get_all(self.context)
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vsa_ref = self.vsa_api.create(self.context)
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vsa_list2 = self.vsa_api.get_all(self.context)
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self.assertEqual(len(vsa_list2), len(vsa_list1) + 1)
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self.vsa_api.delete(self.context, vsa_ref['id'])
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vsa_list3 = self.vsa_api.get_all(self.context)
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self.assertEqual(len(vsa_list3), len(vsa_list2) - 1)
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def test_vsa_create_delete_high_vc_count(self):
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param = {'vc_count': FLAGS.max_vcs_in_vsa + 1}
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vsa_ref = self.vsa_api.create(self.context, **param)
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self.assertEqual(vsa_ref['vc_count'], FLAGS.max_vcs_in_vsa)
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self.vsa_api.delete(self.context, vsa_ref['id'])
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def test_vsa_create_wrong_image_name(self):
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param = {'image_name': 'wrong_image_name'}
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self.assertRaises(exception.ApiError,
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self.vsa_api.create, self.context, **param)
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def test_vsa_create_db_error(self):
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def fake_vsa_create(context, options):
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LOG.debug(_("Test: Emulate DB error. Raise"))
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raise exception.Error
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self.stubs.Set(nova.db.api, 'vsa_create', fake_vsa_create)
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self.assertRaises(exception.ApiError,
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self.vsa_api.create, self.context)
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def test_vsa_create_wrong_storage_params(self):
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vsa_list1 = self.vsa_api.get_all(self.context)
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param = {'storage': [{'stub': 1}]}
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self.assertRaises(exception.ApiError,
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self.vsa_api.create, self.context, **param)
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vsa_list2 = self.vsa_api.get_all(self.context)
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self.assertEqual(len(vsa_list2), len(vsa_list1))
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param = {'storage': [{'drive_name': 'wrong name'}]}
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self.assertRaises(exception.ApiError,
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self.vsa_api.create, self.context, **param)
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def test_vsa_create_with_storage(self, multi_vol_creation=True):
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"""Test creation of VSA with BE storage"""
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FLAGS.vsa_multi_vol_creation = multi_vol_creation
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param = {'storage': [{'drive_name': 'SATA_500_7200',
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'num_drives': 3}]}
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vsa_ref = self.vsa_api.create(self.context, **param)
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self.assertEqual(vsa_ref['vol_count'], 3)
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self.vsa_api.delete(self.context, vsa_ref['id'])
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param = {'storage': [{'drive_name': 'SATA_500_7200',
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'num_drives': 3}],
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'shared': True}
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vsa_ref = self.vsa_api.create(self.context, **param)
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self.assertEqual(vsa_ref['vol_count'], 15)
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self.vsa_api.delete(self.context, vsa_ref['id'])
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def test_vsa_create_with_storage_single_volumes(self):
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self.test_vsa_create_with_storage(multi_vol_creation=False)
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def test_vsa_update(self):
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vsa_ref = self.vsa_api.create(self.context)
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param = {'vc_count': FLAGS.max_vcs_in_vsa + 1}
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vsa_ref = self.vsa_api.update(self.context, vsa_ref['id'], **param)
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self.assertEqual(vsa_ref['vc_count'], FLAGS.max_vcs_in_vsa)
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param = {'vc_count': 2}
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vsa_ref = self.vsa_api.update(self.context, vsa_ref['id'], **param)
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self.assertEqual(vsa_ref['vc_count'], 2)
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self.vsa_api.delete(self.context, vsa_ref['id'])
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def test_vsa_generate_user_data(self):
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FLAGS.vsa_multi_vol_creation = False
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param = {'display_name': 'VSA name test',
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'display_description': 'VSA desc test',
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'vc_count': 2,
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'storage': [{'drive_name': 'SATA_500_7200',
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'num_drives': 3}]}
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vsa_ref = self.vsa_api.create(self.context, **param)
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volumes = self.vsa_api.get_all_vsa_drives(self.context,
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vsa_ref['id'])
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user_data = vsa_utils.generate_user_data(vsa_ref, volumes)
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user_data = base64.b64decode(user_data)
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LOG.debug(_("Test: user_data = %s"), user_data)
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elem = ElementTree.fromstring(user_data)
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self.assertEqual(elem.findtext('name'),
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param['display_name'])
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self.assertEqual(elem.findtext('description'),
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param['display_description'])
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self.assertEqual(elem.findtext('vc_count'),
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str(param['vc_count']))
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self.vsa_api.delete(self.context, vsa_ref['id'])
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