¡@
OpenStack Study: test_volume.py**** CubicPower OpenStack Study ****
# Copyright 2010 United States Government as represented by the # Administrator of the National Aeronautics and Space Administration. # All Rights Reserved. # # 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. """ Tests for Volume Code. """ import contextlib import datetime import mock import os import shutil import socket import tempfile import eventlet import mox from oslo.config import cfg from stevedore import extension from taskflow.engines.action_engine import engine from cinder.backup import driver as backup_driver from cinder.brick.iscsi import iscsi from cinder.brick.local_dev import lvm as brick_lvm from cinder import context from cinder import db from cinder import exception from cinder.image import image_utils from cinder import keymgr from cinder.openstack.common import fileutils from cinder.openstack.common import importutils from cinder.openstack.common import jsonutils import cinder.policy from cinder import quota from cinder import test from cinder.tests.brick.fake_lvm import FakeBrickLVM from cinder.tests import conf_fixture from cinder.tests import fake_notifier from cinder.tests.image import fake as fake_image from cinder.tests.keymgr import fake as fake_keymgr from cinder.tests import utils as tests_utils from cinder import units from cinder import utils import cinder.volume from cinder.volume import configuration as conf from cinder.volume import driver from cinder.volume.drivers import lvm from cinder.volume.manager import VolumeManager from cinder.volume import rpcapi as volume_rpcapi from cinder.volume import utils as volutils from cinder.volume import volume_types QUOTAS = quota.QUOTAS CONF = cfg.CONF ENCRYPTION_PROVIDER = 'nova.volume.encryptors.cryptsetup.CryptsetupEncryptor' fake_opt = [ cfg.StrOpt('fake_opt', default='fake', help='fake opts') ] FAKE_UUID = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaa'
**** CubicPower OpenStack Study **** class FakeImageService:
**** CubicPower OpenStack Study **** def __init__(self, db_driver=None, image_service=None): pass
**** CubicPower OpenStack Study **** def show(self, context, image_id): return {'size': 2 * units.GiB, 'disk_format': 'raw', 'container_format': 'bare'}
**** CubicPower OpenStack Study **** class BaseVolumeTestCase(test.TestCase): """Test Case for volumes."""
**** CubicPower OpenStack Study **** def setUp(self): super(BaseVolumeTestCase, self).setUp() self.extension_manager = extension.ExtensionManager( "BaseVolumeTestCase") vol_tmpdir = tempfile.mkdtemp() self.flags(volumes_dir=vol_tmpdir, notification_driver=["test"]) self.volume = importutils.import_object(CONF.volume_manager) self.context = context.get_admin_context() self.context.user_id = 'fake' self.context.project_id = 'fake' self.volume_params = { 'status': 'creating', 'host': CONF.host, 'size': 1} self.stubs.Set(iscsi.TgtAdm, '_get_target', self.fake_get_target) self.stubs.Set(brick_lvm.LVM, 'get_all_volume_groups', self.fake_get_all_volume_groups) fake_image.stub_out_image_service(self.stubs) self.stubs.Set(brick_lvm.LVM, '_vg_exists', lambda x: True) self.stubs.Set(os.path, 'exists', lambda x: True) self.volume.driver.set_initialized() self.volume.stats = {'allocated_capacity_gb': 0} # keep ordered record of what we execute self.called = []
**** CubicPower OpenStack Study **** def tearDown(self): try: shutil.rmtree(CONF.volumes_dir) except OSError: pass fake_notifier.reset() super(BaseVolumeTestCase, self).tearDown()
**** CubicPower OpenStack Study **** def fake_get_target(obj, iqn): return 1
**** CubicPower OpenStack Study **** def fake_get_all_volume_groups(obj, vg_name=None, no_suffix=True): return [{'name': 'cinder-volumes', 'size': '5.00', 'available': '2.50', 'lv_count': '2', 'uuid': 'vR1JU3-FAKE-C4A9-PQFh-Mctm-9FwA-Xwzc1m'}]
**** CubicPower OpenStack Study **** class VolumeTestCase(BaseVolumeTestCase):
**** CubicPower OpenStack Study **** def setUp(self): super(VolumeTestCase, self).setUp() self.stubs.Set(volutils, 'clear_volume', lambda a, b, volume_clear=mox.IgnoreArg(), volume_clear_size=mox.IgnoreArg(), lvm_type=mox.IgnoreArg(): None)
**** CubicPower OpenStack Study **** def test_init_host_clears_downloads(self): """Test that init_host will unwedge a volume stuck in downloading.""" volume = tests_utils.create_volume(self.context, status='downloading', size=0, host=CONF.host) volume_id = volume['id'] self.volume.init_host() volume = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(volume['status'], "error") self.volume.delete_volume(self.context, volume_id) @mock.patch.object(QUOTAS, 'reserve') @mock.patch.object(QUOTAS, 'commit') @mock.patch.object(QUOTAS, 'rollback')
**** CubicPower OpenStack Study **** def test_create_driver_not_initialized(self, reserve, commit, rollback): self.volume.driver._initialized = False def fake_reserve(context, expire=None, project_id=None, **deltas): return ["RESERVATION"] def fake_commit_and_rollback(context, reservations, project_id=None): pass reserve.return_value = fake_reserve commit.return_value = fake_commit_and_rollback rollback.return_value = fake_commit_and_rollback volume = tests_utils.create_volume( self.context, availability_zone=CONF.storage_availability_zone, **self.volume_params) volume_id = volume['id'] self.assertIsNone(volume['encryption_key_id']) self.assertEqual(len(fake_notifier.NOTIFICATIONS), 0) self.assertRaises(exception.DriverNotInitialized, self.volume.create_volume, self.context, volume_id) # NOTE(flaper87): The volume status should be error_deleting. volume = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(volume.status, "error") db.volume_destroy(context.get_admin_context(), volume_id) @mock.patch.object(QUOTAS, 'reserve') @mock.patch.object(QUOTAS, 'commit') @mock.patch.object(QUOTAS, 'rollback')
**** CubicPower OpenStack Study **** def fake_reserve(context, expire=None, project_id=None, **deltas): return ["RESERVATION"]
**** CubicPower OpenStack Study **** def fake_commit_and_rollback(context, reservations, project_id=None): pass reserve.return_value = fake_reserve commit.return_value = fake_commit_and_rollback rollback.return_value = fake_commit_and_rollback volume = tests_utils.create_volume( self.context, availability_zone=CONF.storage_availability_zone, **self.volume_params) volume_id = volume['id'] self.assertIsNone(volume['encryption_key_id']) self.assertEqual(len(fake_notifier.NOTIFICATIONS), 0) self.assertRaises(exception.DriverNotInitialized, self.volume.create_volume, self.context, volume_id) # NOTE(flaper87): The volume status should be error_deleting. volume = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(volume.status, "error") db.volume_destroy(context.get_admin_context(), volume_id) @mock.patch.object(QUOTAS, 'reserve') @mock.patch.object(QUOTAS, 'commit') @mock.patch.object(QUOTAS, 'rollback')
**** CubicPower OpenStack Study **** def test_delete_driver_not_initialized(self, reserve, commit, rollback): # NOTE(flaper87): Set initialized to False self.volume.driver._initialized = False def fake_reserve(context, expire=None, project_id=None, **deltas): return ["RESERVATION"] def fake_commit_and_rollback(context, reservations, project_id=None): pass reserve.return_value = fake_reserve commit.return_value = fake_commit_and_rollback rollback.return_value = fake_commit_and_rollback volume = tests_utils.create_volume( self.context, availability_zone=CONF.storage_availability_zone, **self.volume_params) volume_id = volume['id'] self.assertIsNone(volume['encryption_key_id']) self.assertEqual(len(fake_notifier.NOTIFICATIONS), 0) self.assertRaises(exception.DriverNotInitialized, self.volume.delete_volume, self.context, volume_id) # NOTE(flaper87): The volume status should be error. volume = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(volume.status, "error_deleting") db.volume_destroy(context.get_admin_context(), volume_id)
**** CubicPower OpenStack Study **** def fake_reserve(context, expire=None, project_id=None, **deltas): return ["RESERVATION"]
**** CubicPower OpenStack Study **** def fake_commit_and_rollback(context, reservations, project_id=None): pass reserve.return_value = fake_reserve commit.return_value = fake_commit_and_rollback rollback.return_value = fake_commit_and_rollback volume = tests_utils.create_volume( self.context, availability_zone=CONF.storage_availability_zone, **self.volume_params) volume_id = volume['id'] self.assertIsNone(volume['encryption_key_id']) self.assertEqual(len(fake_notifier.NOTIFICATIONS), 0) self.assertRaises(exception.DriverNotInitialized, self.volume.delete_volume, self.context, volume_id) # NOTE(flaper87): The volume status should be error. volume = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(volume.status, "error_deleting") db.volume_destroy(context.get_admin_context(), volume_id)
**** CubicPower OpenStack Study **** def test_create_delete_volume(self): """Test volume can be created and deleted.""" # Need to stub out reserve, commit, and rollback def fake_reserve(context, expire=None, project_id=None, **deltas): return ["RESERVATION"] def fake_commit(context, reservations, project_id=None): pass def fake_rollback(context, reservations, project_id=None): pass self.stubs.Set(QUOTAS, "reserve", fake_reserve) self.stubs.Set(QUOTAS, "commit", fake_commit) self.stubs.Set(QUOTAS, "rollback", fake_rollback) volume = tests_utils.create_volume( self.context, availability_zone=CONF.storage_availability_zone, **self.volume_params) volume_id = volume['id'] self.assertIsNone(volume['encryption_key_id']) self.assertEqual(len(fake_notifier.NOTIFICATIONS), 0) self.volume.create_volume(self.context, volume_id) self.assertEqual(len(fake_notifier.NOTIFICATIONS), 2) msg = fake_notifier.NOTIFICATIONS[0] self.assertEqual(msg['event_type'], 'volume.create.start') expected = { 'status': 'creating', 'display_name': 'test_volume', 'availability_zone': 'nova', 'tenant_id': 'fake', 'created_at': 'DONTCARE', 'volume_id': volume_id, 'volume_type': None, 'snapshot_id': None, 'user_id': 'fake', 'launched_at': 'DONTCARE', 'size': 1, } self.assertDictMatch(msg['payload'], expected) msg = fake_notifier.NOTIFICATIONS[1] self.assertEqual(msg['event_type'], 'volume.create.end') expected['status'] = 'available' self.assertDictMatch(msg['payload'], expected) self.assertEqual(volume_id, db.volume_get(context.get_admin_context(), volume_id).id) self.volume.delete_volume(self.context, volume_id) vol = db.volume_get(context.get_admin_context(read_deleted='yes'), volume_id) self.assertEqual(vol['status'], 'deleted') self.assertEqual(len(fake_notifier.NOTIFICATIONS), 4) msg = fake_notifier.NOTIFICATIONS[2] self.assertEqual(msg['event_type'], 'volume.delete.start') self.assertDictMatch(msg['payload'], expected) msg = fake_notifier.NOTIFICATIONS[3] self.assertEqual(msg['event_type'], 'volume.delete.end') self.assertDictMatch(msg['payload'], expected) self.assertRaises(exception.NotFound, db.volume_get, self.context, volume_id)
**** CubicPower OpenStack Study **** def fake_reserve(context, expire=None, project_id=None, **deltas): return ["RESERVATION"]
**** CubicPower OpenStack Study **** def fake_commit(context, reservations, project_id=None): pass
**** CubicPower OpenStack Study **** def fake_rollback(context, reservations, project_id=None): pass self.stubs.Set(QUOTAS, "reserve", fake_reserve) self.stubs.Set(QUOTAS, "commit", fake_commit) self.stubs.Set(QUOTAS, "rollback", fake_rollback) volume = tests_utils.create_volume( self.context, availability_zone=CONF.storage_availability_zone, **self.volume_params) volume_id = volume['id'] self.assertIsNone(volume['encryption_key_id']) self.assertEqual(len(fake_notifier.NOTIFICATIONS), 0) self.volume.create_volume(self.context, volume_id) self.assertEqual(len(fake_notifier.NOTIFICATIONS), 2) msg = fake_notifier.NOTIFICATIONS[0] self.assertEqual(msg['event_type'], 'volume.create.start') expected = { 'status': 'creating', 'display_name': 'test_volume', 'availability_zone': 'nova', 'tenant_id': 'fake', 'created_at': 'DONTCARE', 'volume_id': volume_id, 'volume_type': None, 'snapshot_id': None, 'user_id': 'fake', 'launched_at': 'DONTCARE', 'size': 1, } self.assertDictMatch(msg['payload'], expected) msg = fake_notifier.NOTIFICATIONS[1] self.assertEqual(msg['event_type'], 'volume.create.end') expected['status'] = 'available' self.assertDictMatch(msg['payload'], expected) self.assertEqual(volume_id, db.volume_get(context.get_admin_context(), volume_id).id) self.volume.delete_volume(self.context, volume_id) vol = db.volume_get(context.get_admin_context(read_deleted='yes'), volume_id) self.assertEqual(vol['status'], 'deleted') self.assertEqual(len(fake_notifier.NOTIFICATIONS), 4) msg = fake_notifier.NOTIFICATIONS[2] self.assertEqual(msg['event_type'], 'volume.delete.start') self.assertDictMatch(msg['payload'], expected) msg = fake_notifier.NOTIFICATIONS[3] self.assertEqual(msg['event_type'], 'volume.delete.end') self.assertDictMatch(msg['payload'], expected) self.assertRaises(exception.NotFound, db.volume_get, self.context, volume_id)
**** CubicPower OpenStack Study **** def test_create_delete_volume_with_metadata(self): """Test volume can be created with metadata and deleted.""" test_meta = {'fake_key': 'fake_value'} volume = tests_utils.create_volume(self.context, metadata=test_meta, **self.volume_params) volume_id = volume['id'] self.volume.create_volume(self.context, volume_id) result_meta = { volume.volume_metadata[0].key: volume.volume_metadata[0].value} self.assertEqual(result_meta, test_meta) self.volume.delete_volume(self.context, volume_id) self.assertRaises(exception.NotFound, db.volume_get, self.context, volume_id)
**** CubicPower OpenStack Study **** def test_create_volume_with_invalid_metadata(self): """Test volume create with too much metadata fails.""" volume_api = cinder.volume.api.API() test_meta = {'fake_key': 'fake_value' * 256} self.assertRaises(exception.InvalidVolumeMetadataSize, volume_api.create, self.context, 1, 'name', 'description', None, None, None, test_meta)
**** CubicPower OpenStack Study **** def test_create_volume_uses_default_availability_zone(self): """Test setting availability_zone correctly during volume create.""" volume_api = cinder.volume.api.API() def fake_list_availability_zones(): return ({'name': 'az1', 'available': True}, {'name': 'az2', 'available': True}, {'name': 'default-az', 'available': True}) self.stubs.Set(volume_api, 'list_availability_zones', fake_list_availability_zones) # Test backwards compatibility, default_availability_zone not set CONF.set_override('storage_availability_zone', 'az2') volume = volume_api.create(self.context, 1, 'name', 'description') self.assertEqual(volume['availability_zone'], 'az2') CONF.set_override('default_availability_zone', 'default-az') volume = volume_api.create(self.context, 1, 'name', 'description') self.assertEqual(volume['availability_zone'], 'default-az')
**** CubicPower OpenStack Study **** def fake_list_availability_zones(): return ({'name': 'az1', 'available': True}, {'name': 'az2', 'available': True}, {'name': 'default-az', 'available': True}) self.stubs.Set(volume_api, 'list_availability_zones', fake_list_availability_zones) # Test backwards compatibility, default_availability_zone not set CONF.set_override('storage_availability_zone', 'az2') volume = volume_api.create(self.context, 1, 'name', 'description') self.assertEqual(volume['availability_zone'], 'az2') CONF.set_override('default_availability_zone', 'default-az') volume = volume_api.create(self.context, 1, 'name', 'description') self.assertEqual(volume['availability_zone'], 'default-az')
**** CubicPower OpenStack Study **** def test_create_volume_with_volume_type(self): """Test volume creation with default volume type.""" def fake_reserve(context, expire=None, project_id=None, **deltas): return ["RESERVATION"] def fake_commit(context, reservations, project_id=None): pass def fake_rollback(context, reservations, project_id=None): pass self.stubs.Set(QUOTAS, "reserve", fake_reserve) self.stubs.Set(QUOTAS, "commit", fake_commit) self.stubs.Set(QUOTAS, "rollback", fake_rollback) volume_api = cinder.volume.api.API() # Create volume with default volume type while default # volume type doesn't exist, volume_type_id should be NULL volume = volume_api.create(self.context, 1, 'name', 'description') self.assertIsNone(volume['volume_type_id']) self.assertIsNone(volume['encryption_key_id']) # Create default volume type vol_type = conf_fixture.def_vol_type db.volume_type_create(context.get_admin_context(), {'name': vol_type, 'extra_specs': {}}) db_vol_type = db.volume_type_get_by_name(context.get_admin_context(), vol_type) # Create volume with default volume type volume = volume_api.create(self.context, 1, 'name', 'description') self.assertEqual(volume['volume_type_id'], db_vol_type.get('id')) self.assertIsNone(volume['encryption_key_id']) # Create volume with specific volume type vol_type = 'test' db.volume_type_create(context.get_admin_context(), {'name': vol_type, 'extra_specs': {}}) db_vol_type = db.volume_type_get_by_name(context.get_admin_context(), vol_type) volume = volume_api.create(self.context, 1, 'name', 'description', volume_type=db_vol_type) self.assertEqual(volume['volume_type_id'], db_vol_type.get('id'))
**** CubicPower OpenStack Study **** def fake_reserve(context, expire=None, project_id=None, **deltas): return ["RESERVATION"]
**** CubicPower OpenStack Study **** def fake_commit(context, reservations, project_id=None): pass
**** CubicPower OpenStack Study **** def fake_rollback(context, reservations, project_id=None): pass self.stubs.Set(QUOTAS, "reserve", fake_reserve) self.stubs.Set(QUOTAS, "commit", fake_commit) self.stubs.Set(QUOTAS, "rollback", fake_rollback) volume_api = cinder.volume.api.API() # Create volume with default volume type while default # volume type doesn't exist, volume_type_id should be NULL volume = volume_api.create(self.context, 1, 'name', 'description') self.assertIsNone(volume['volume_type_id']) self.assertIsNone(volume['encryption_key_id']) # Create default volume type vol_type = conf_fixture.def_vol_type db.volume_type_create(context.get_admin_context(), {'name': vol_type, 'extra_specs': {}}) db_vol_type = db.volume_type_get_by_name(context.get_admin_context(), vol_type) # Create volume with default volume type volume = volume_api.create(self.context, 1, 'name', 'description') self.assertEqual(volume['volume_type_id'], db_vol_type.get('id')) self.assertIsNone(volume['encryption_key_id']) # Create volume with specific volume type vol_type = 'test' db.volume_type_create(context.get_admin_context(), {'name': vol_type, 'extra_specs': {}}) db_vol_type = db.volume_type_get_by_name(context.get_admin_context(), vol_type) volume = volume_api.create(self.context, 1, 'name', 'description', volume_type=db_vol_type) self.assertEqual(volume['volume_type_id'], db_vol_type.get('id'))
**** CubicPower OpenStack Study **** def test_create_volume_with_encrypted_volume_type(self): self.stubs.Set(keymgr, "API", fake_keymgr.fake_api) ctxt = context.get_admin_context() db.volume_type_create(ctxt, {'id': '61298380-0c12-11e3-bfd6-4b48424183be', 'name': 'LUKS'}) db.volume_type_encryption_create( ctxt, '61298380-0c12-11e3-bfd6-4b48424183be', {'control_location': 'front-end', 'provider': ENCRYPTION_PROVIDER}) volume_api = cinder.volume.api.API() db_vol_type = db.volume_type_get_by_name(ctxt, 'LUKS') volume = volume_api.create(self.context, 1, 'name', 'description', volume_type=db_vol_type) self.assertEqual(volume['volume_type_id'], db_vol_type.get('id')) self.assertIsNotNone(volume['encryption_key_id'])
**** CubicPower OpenStack Study **** def test_create_delete_volume_with_encrypted_volume_type(self): self.stubs.Set(keymgr, "API", fake_keymgr.fake_api) ctxt = context.get_admin_context() db.volume_type_create(ctxt, {'id': '61298380-0c12-11e3-bfd6-4b48424183be', 'name': 'LUKS'}) db.volume_type_encryption_create( ctxt, '61298380-0c12-11e3-bfd6-4b48424183be', {'control_location': 'front-end', 'provider': ENCRYPTION_PROVIDER}) volume_api = cinder.volume.api.API() db_vol_type = db.volume_type_get_by_name(ctxt, 'LUKS') volume = volume_api.create(self.context, 1, 'name', 'description', volume_type=db_vol_type) self.assertIsNotNone(volume.get('encryption_key_id', None)) self.assertEqual(volume['volume_type_id'], db_vol_type.get('id')) self.assertIsNotNone(volume['encryption_key_id']) volume['host'] = 'fake_host' volume['status'] = 'available' volume_api.delete(self.context, volume) volume = db.volume_get(self.context, volume['id']) self.assertEqual('deleting', volume['status']) db.volume_destroy(self.context, volume['id']) self.assertRaises(exception.NotFound, db.volume_get, self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_extra_capabilities(self): # Test valid extra_capabilities. fake_capabilities = {'key1': 1, 'key2': 2} with mock.patch.object(jsonutils, 'loads') as mock_loads: mock_loads.return_value = fake_capabilities manager = VolumeManager() manager.driver.set_initialized() manager.publish_service_capabilities(self.context) self.assertTrue(mock_loads.called) volume_stats = manager.last_capabilities self.assertEqual(volume_stats['key1'], fake_capabilities['key1']) self.assertEqual(volume_stats['key2'], fake_capabilities['key2'])
**** CubicPower OpenStack Study **** def test_extra_capabilities_fail(self): with mock.patch.object(jsonutils, 'loads') as mock_loads: mock_loads.side_effect = exception.CinderException('test') self.assertRaises(exception.CinderException, VolumeManager)
**** CubicPower OpenStack Study **** def test_delete_busy_volume(self): """Test volume survives deletion if driver reports it as busy.""" volume = tests_utils.create_volume(self.context, **self.volume_params) volume_id = volume['id'] self.volume.create_volume(self.context, volume_id) self.mox.StubOutWithMock(self.volume.driver, 'delete_volume') self.volume.driver.delete_volume( mox.IgnoreArg()).AndRaise(exception.VolumeIsBusy( volume_name='fake')) self.mox.ReplayAll() res = self.volume.delete_volume(self.context, volume_id) self.assertEqual(True, res) volume_ref = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(volume_id, volume_ref.id) self.assertEqual("available", volume_ref.status) self.mox.UnsetStubs() self.volume.delete_volume(self.context, volume_id)
**** CubicPower OpenStack Study **** def test_delete_volume_in_error_extending(self): """Test volume can be deleted in error_extending stats.""" # create a volume volume = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume['id']) # delete 'error_extending' volume db.volume_update(self.context, volume['id'], {'status': 'error_extending'}) self.volume.delete_volume(self.context, volume['id']) self.assertRaises(exception.NotFound, db.volume_get, self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_create_volume_from_snapshot(self): """Test volume can be created from a snapshot.""" volume_src = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume_src['id']) snapshot_id = self._create_snapshot(volume_src['id'])['id'] self.volume.create_snapshot(self.context, volume_src['id'], snapshot_id) volume_dst = tests_utils.create_volume(self.context, snapshot_id=snapshot_id, **self.volume_params) self.volume.create_volume(self.context, volume_dst['id'], snapshot_id) self.assertEqual(volume_dst['id'], db.volume_get( context.get_admin_context(), volume_dst['id']).id) self.assertEqual(snapshot_id, db.volume_get(context.get_admin_context(), volume_dst['id']).snapshot_id) self.volume.delete_volume(self.context, volume_dst['id']) self.volume.delete_snapshot(self.context, snapshot_id) self.volume.delete_volume(self.context, volume_src['id']) @mock.patch('cinder.volume.flows.api.create_volume.get_flow')
**** CubicPower OpenStack Study **** def test_create_volume_from_snapshot_with_types(self, _get_flow): """Test volume create from snapshot with types including mistmatch.""" volume_api = cinder.volume.api.API() db.volume_type_create(context.get_admin_context(), {'name': 'foo', 'extra_specs': {}}) db.volume_type_create(context.get_admin_context(), {'name': 'biz', 'extra_specs': {}}) foo_type = db.volume_type_get_by_name(context.get_admin_context(), 'foo') biz_type = db.volume_type_get_by_name(context.get_admin_context(), 'biz') snapshot = {'id': 1234, 'status': 'available', 'volume_size': 10, 'volume_type_id': biz_type['id']} # Make sure the case of specifying a type that # doesn't match the snapshots type fails self.assertRaises(exception.InvalidInput, volume_api.create, self.context, size=1, name='fake_name', description='fake_desc', volume_type=foo_type, snapshot=snapshot) # Make sure that trying to specify a type # when the snapshots type is None fails snapshot['volume_type_id'] = None self.assertRaises(exception.InvalidInput, volume_api.create, self.context, size=1, name='fake_name', description='fake_desc', volume_type=foo_type, snapshot=snapshot) snapshot['volume_type_id'] = foo_type['id'] volume_api.create(self.context, size=1, name='fake_name', description='fake_desc', volume_type=foo_type, snapshot=snapshot) db.volume_type_destroy(context.get_admin_context(), foo_type['id']) db.volume_type_destroy(context.get_admin_context(), biz_type['id']) @mock.patch('cinder.volume.flows.api.create_volume.get_flow')
**** CubicPower OpenStack Study **** def test_create_volume_from_source_with_types(self, _get_flow): """Test volume create from source with types including mistmatch.""" volume_api = cinder.volume.api.API() db.volume_type_create(context.get_admin_context(), {'name': 'foo', 'extra_specs': {}}) db.volume_type_create(context.get_admin_context(), {'name': 'biz', 'extra_specs': {}}) foo_type = db.volume_type_get_by_name(context.get_admin_context(), 'foo') biz_type = db.volume_type_get_by_name(context.get_admin_context(), 'biz') source_vol = {'id': 1234, 'status': 'available', 'volume_size': 10, 'volume_type': biz_type, 'volume_type_id': biz_type['id']} # Make sure the case of specifying a type that # doesn't match the snapshots type fails self.assertRaises(exception.InvalidInput, volume_api.create, self.context, size=1, name='fake_name', description='fake_desc', volume_type=foo_type, source_volume=source_vol) # Make sure that trying to specify a type # when the source type is None fails source_vol['volume_type_id'] = None source_vol['volume_type'] = None self.assertRaises(exception.InvalidInput, volume_api.create, self.context, size=1, name='fake_name', description='fake_desc', volume_type=foo_type, source_volume=source_vol) source_vol['volume_type_id'] = biz_type['id'] source_vol['volume_type'] = biz_type volume_api.create(self.context, size=1, name='fake_name', description='fake_desc', volume_type=biz_type, source_volume=source_vol) db.volume_type_destroy(context.get_admin_context(), foo_type['id']) db.volume_type_destroy(context.get_admin_context(), biz_type['id'])
**** CubicPower OpenStack Study **** def test_create_snapshot_driver_not_initialized(self): volume_src = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume_src['id']) snapshot_id = self._create_snapshot(volume_src['id'])['id'] # NOTE(flaper87): Set initialized to False self.volume.driver._initialized = False self.assertRaises(exception.DriverNotInitialized, self.volume.create_snapshot, self.context, volume_src['id'], snapshot_id) # NOTE(flaper87): The volume status should be error. snapshot = db.snapshot_get(context.get_admin_context(), snapshot_id) self.assertEqual(snapshot.status, "error") # NOTE(flaper87): Set initialized to True, # lets cleanup the mess self.volume.driver._initialized = True self.volume.delete_snapshot(self.context, snapshot_id) self.volume.delete_volume(self.context, volume_src['id'])
**** CubicPower OpenStack Study **** def _mock_synchronized(self, name, *s_args, **s_kwargs): def inner_sync1(f): def inner_sync2(*args, **kwargs): self.called.append('lock-%s' % (name)) ret = f(*args, **kwargs) self.called.append('unlock-%s' % (name)) return ret return inner_sync2 return inner_sync1
**** CubicPower OpenStack Study **** def inner_sync1(f): def inner_sync2(*args, **kwargs): self.called.append('lock-%s' % (name)) ret = f(*args, **kwargs) self.called.append('unlock-%s' % (name)) return ret return inner_sync2 return inner_sync1
**** CubicPower OpenStack Study **** def test_create_volume_from_snapshot_check_locks(self): # mock the synchroniser so we can record events self.stubs.Set(utils, 'synchronized', self._mock_synchronized) self.stubs.Set(self.volume.driver, 'create_volume_from_snapshot', lambda *args, **kwargs: None) orig_flow = engine.ActionEngine.run def mock_flow_run(*args, **kwargs): # ensure the lock has been taken self.assertEqual(len(self.called), 1) # now proceed with the flow. ret = orig_flow(*args, **kwargs) return ret # create source volume src_vol = tests_utils.create_volume(self.context, **self.volume_params) src_vol_id = src_vol['id'] # no lock self.volume.create_volume(self.context, src_vol_id) snap_id = self._create_snapshot(src_vol_id)['id'] # no lock self.volume.create_snapshot(self.context, src_vol_id, snap_id) dst_vol = tests_utils.create_volume(self.context, snapshot_id=snap_id, **self.volume_params) dst_vol_id = dst_vol['id'] admin_ctxt = context.get_admin_context() # mock the flow runner so we can do some checks self.stubs.Set(engine.ActionEngine, 'run', mock_flow_run) # locked self.volume.create_volume(self.context, volume_id=dst_vol_id, snapshot_id=snap_id) self.assertEqual(len(self.called), 2) self.assertEqual(dst_vol_id, db.volume_get(admin_ctxt, dst_vol_id).id) self.assertEqual(snap_id, db.volume_get(admin_ctxt, dst_vol_id).snapshot_id) # locked self.volume.delete_volume(self.context, dst_vol_id) self.assertEqual(len(self.called), 4) # locked self.volume.delete_snapshot(self.context, snap_id) self.assertEqual(len(self.called), 6) # locked self.volume.delete_volume(self.context, src_vol_id) self.assertEqual(len(self.called), 8) self.assertEqual(self.called, ['lock-%s' % ('%s-delete_snapshot' % (snap_id)), 'unlock-%s' % ('%s-delete_snapshot' % (snap_id)), 'lock-%s' % ('%s-delete_volume' % (dst_vol_id)), 'unlock-%s' % ('%s-delete_volume' % (dst_vol_id)), 'lock-%s' % ('%s-delete_snapshot' % (snap_id)), 'unlock-%s' % ('%s-delete_snapshot' % (snap_id)), 'lock-%s' % ('%s-delete_volume' % (src_vol_id)), 'unlock-%s' % ('%s-delete_volume' % (src_vol_id))])
**** CubicPower OpenStack Study **** def mock_flow_run(*args, **kwargs): # ensure the lock has been taken self.assertEqual(len(self.called), 1) # now proceed with the flow. ret = orig_flow(*args, **kwargs) return ret # create source volume src_vol = tests_utils.create_volume(self.context, **self.volume_params) src_vol_id = src_vol['id'] # no lock self.volume.create_volume(self.context, src_vol_id) snap_id = self._create_snapshot(src_vol_id)['id'] # no lock self.volume.create_snapshot(self.context, src_vol_id, snap_id) dst_vol = tests_utils.create_volume(self.context, snapshot_id=snap_id, **self.volume_params) dst_vol_id = dst_vol['id'] admin_ctxt = context.get_admin_context() # mock the flow runner so we can do some checks self.stubs.Set(engine.ActionEngine, 'run', mock_flow_run) # locked self.volume.create_volume(self.context, volume_id=dst_vol_id, snapshot_id=snap_id) self.assertEqual(len(self.called), 2) self.assertEqual(dst_vol_id, db.volume_get(admin_ctxt, dst_vol_id).id) self.assertEqual(snap_id, db.volume_get(admin_ctxt, dst_vol_id).snapshot_id) # locked self.volume.delete_volume(self.context, dst_vol_id) self.assertEqual(len(self.called), 4) # locked self.volume.delete_snapshot(self.context, snap_id) self.assertEqual(len(self.called), 6) # locked self.volume.delete_volume(self.context, src_vol_id) self.assertEqual(len(self.called), 8) self.assertEqual(self.called, ['lock-%s' % ('%s-delete_snapshot' % (snap_id)), 'unlock-%s' % ('%s-delete_snapshot' % (snap_id)), 'lock-%s' % ('%s-delete_volume' % (dst_vol_id)), 'unlock-%s' % ('%s-delete_volume' % (dst_vol_id)), 'lock-%s' % ('%s-delete_snapshot' % (snap_id)), 'unlock-%s' % ('%s-delete_snapshot' % (snap_id)), 'lock-%s' % ('%s-delete_volume' % (src_vol_id)), 'unlock-%s' % ('%s-delete_volume' % (src_vol_id))])
**** CubicPower OpenStack Study **** def test_create_volume_from_volume_check_locks(self): # mock the synchroniser so we can record events self.stubs.Set(utils, 'synchronized', self._mock_synchronized) orig_flow = engine.ActionEngine.run def mock_flow_run(*args, **kwargs): # ensure the lock has been taken self.assertEqual(len(self.called), 1) # now proceed with the flow. ret = orig_flow(*args, **kwargs) return ret # create source volume src_vol = tests_utils.create_volume(self.context, **self.volume_params) src_vol_id = src_vol['id'] # no lock self.volume.create_volume(self.context, src_vol_id) dst_vol = tests_utils.create_volume(self.context, source_volid=src_vol_id, **self.volume_params) dst_vol_id = dst_vol['id'] admin_ctxt = context.get_admin_context() # mock the flow runner so we can do some checks self.stubs.Set(engine.ActionEngine, 'run', mock_flow_run) # locked self.volume.create_volume(self.context, volume_id=dst_vol_id, source_volid=src_vol_id) self.assertEqual(len(self.called), 2) self.assertEqual(dst_vol_id, db.volume_get(admin_ctxt, dst_vol_id).id) self.assertEqual(src_vol_id, db.volume_get(admin_ctxt, dst_vol_id).source_volid) # locked self.volume.delete_volume(self.context, dst_vol_id) self.assertEqual(len(self.called), 4) # locked self.volume.delete_volume(self.context, src_vol_id) self.assertEqual(len(self.called), 6) self.assertEqual(self.called, ['lock-%s' % ('%s-delete_volume' % (src_vol_id)), 'unlock-%s' % ('%s-delete_volume' % (src_vol_id)), 'lock-%s' % ('%s-delete_volume' % (dst_vol_id)), 'unlock-%s' % ('%s-delete_volume' % (dst_vol_id)), 'lock-%s' % ('%s-delete_volume' % (src_vol_id)), 'unlock-%s' % ('%s-delete_volume' % (src_vol_id))])
**** CubicPower OpenStack Study **** def mock_flow_run(*args, **kwargs): # ensure the lock has been taken self.assertEqual(len(self.called), 1) # now proceed with the flow. ret = orig_flow(*args, **kwargs) return ret # create source volume src_vol = tests_utils.create_volume(self.context, **self.volume_params) src_vol_id = src_vol['id'] # no lock self.volume.create_volume(self.context, src_vol_id) dst_vol = tests_utils.create_volume(self.context, source_volid=src_vol_id, **self.volume_params) dst_vol_id = dst_vol['id'] admin_ctxt = context.get_admin_context() # mock the flow runner so we can do some checks self.stubs.Set(engine.ActionEngine, 'run', mock_flow_run) # locked self.volume.create_volume(self.context, volume_id=dst_vol_id, source_volid=src_vol_id) self.assertEqual(len(self.called), 2) self.assertEqual(dst_vol_id, db.volume_get(admin_ctxt, dst_vol_id).id) self.assertEqual(src_vol_id, db.volume_get(admin_ctxt, dst_vol_id).source_volid) # locked self.volume.delete_volume(self.context, dst_vol_id) self.assertEqual(len(self.called), 4) # locked self.volume.delete_volume(self.context, src_vol_id) self.assertEqual(len(self.called), 6) self.assertEqual(self.called, ['lock-%s' % ('%s-delete_volume' % (src_vol_id)), 'unlock-%s' % ('%s-delete_volume' % (src_vol_id)), 'lock-%s' % ('%s-delete_volume' % (dst_vol_id)), 'unlock-%s' % ('%s-delete_volume' % (dst_vol_id)), 'lock-%s' % ('%s-delete_volume' % (src_vol_id)), 'unlock-%s' % ('%s-delete_volume' % (src_vol_id))])
**** CubicPower OpenStack Study **** def test_create_volume_from_volume_delete_lock_taken(self): # create source volume src_vol = tests_utils.create_volume(self.context, **self.volume_params) src_vol_id = src_vol['id'] # no lock self.volume.create_volume(self.context, src_vol_id) dst_vol = tests_utils.create_volume(self.context, source_volid=src_vol_id, **self.volume_params) dst_vol_id = dst_vol['id'] admin_ctxt = context.get_admin_context() orig_elevated = self.context.elevated ctxt_deepcopy = self.context.deepcopy() gthreads = [] def mock_elevated(*args, **kwargs): # unset mock so it is only called once self.stubs.Set(self.context, 'elevated', orig_elevated) # we expect this to block and then fail t = eventlet.spawn(self.volume.create_volume, ctxt_deepcopy, volume_id=dst_vol_id, source_volid=src_vol_id) gthreads.append(t) return orig_elevated(*args, **kwargs) # mock something from early on in the delete operation and within the # lock so that when we do the create we expect it to block. self.stubs.Set(self.context, 'elevated', mock_elevated) # locked self.volume.delete_volume(self.context, src_vol_id) # we expect the volume create to fail with the following err since the # source volume was deleted while the create was locked. Note that the # volume is still in the db since it was created by the test prior to # calling manager.create_volume. self.assertRaises(exception.VolumeNotFound, gthreads[0].wait)
**** CubicPower OpenStack Study **** def mock_elevated(*args, **kwargs): # unset mock so it is only called once self.stubs.Set(self.context, 'elevated', orig_elevated) # we expect this to block and then fail t = eventlet.spawn(self.volume.create_volume, ctxt_deepcopy, volume_id=dst_vol_id, source_volid=src_vol_id) gthreads.append(t) return orig_elevated(*args, **kwargs) # mock something from early on in the delete operation and within the # lock so that when we do the create we expect it to block. self.stubs.Set(self.context, 'elevated', mock_elevated) # locked self.volume.delete_volume(self.context, src_vol_id) # we expect the volume create to fail with the following err since the # source volume was deleted while the create was locked. Note that the # volume is still in the db since it was created by the test prior to # calling manager.create_volume. self.assertRaises(exception.VolumeNotFound, gthreads[0].wait)
**** CubicPower OpenStack Study **** def test_create_volume_from_snapshot_delete_lock_taken(self): # create source volume src_vol = tests_utils.create_volume(self.context, **self.volume_params) src_vol_id = src_vol['id'] # no lock self.volume.create_volume(self.context, src_vol_id) # create snapshot snap_id = self._create_snapshot(src_vol_id)['id'] # no lock self.volume.create_snapshot(self.context, src_vol_id, snap_id) # create vol from snapshot... dst_vol = tests_utils.create_volume(self.context, source_volid=src_vol_id, **self.volume_params) dst_vol_id = dst_vol['id'] admin_ctxt = context.get_admin_context() orig_elevated = self.context.elevated ctxt_deepcopy = self.context.deepcopy() gthreads = [] def mock_elevated(*args, **kwargs): # unset mock so it is only called once self.stubs.Set(self.context, 'elevated', orig_elevated) # We expect this to block and then fail t = eventlet.spawn(self.volume.create_volume, ctxt_deepcopy, volume_id=dst_vol_id, snapshot_id=snap_id) gthreads.append(t) return orig_elevated(*args, **kwargs) # mock something from early on in the delete operation and within the # lock so that when we do the create we expect it to block. self.stubs.Set(self.context, 'elevated', mock_elevated) # locked self.volume.delete_snapshot(self.context, snap_id) # we expect the volume create to fail with the following err since the # snapshot was deleted while the create was locked. Note that the # volume is still in the db since it was created by the test prior to # calling manager.create_volume. self.assertRaises(exception.SnapshotNotFound, gthreads[0].wait) # locked self.volume.delete_volume(self.context, src_vol_id) # make sure it is gone self.assertRaises(exception.VolumeNotFound, db.volume_get, self.context, src_vol_id)
**** CubicPower OpenStack Study **** def mock_elevated(*args, **kwargs): # unset mock so it is only called once self.stubs.Set(self.context, 'elevated', orig_elevated) # We expect this to block and then fail t = eventlet.spawn(self.volume.create_volume, ctxt_deepcopy, volume_id=dst_vol_id, snapshot_id=snap_id) gthreads.append(t) return orig_elevated(*args, **kwargs) # mock something from early on in the delete operation and within the # lock so that when we do the create we expect it to block. self.stubs.Set(self.context, 'elevated', mock_elevated) # locked self.volume.delete_snapshot(self.context, snap_id) # we expect the volume create to fail with the following err since the # snapshot was deleted while the create was locked. Note that the # volume is still in the db since it was created by the test prior to # calling manager.create_volume. self.assertRaises(exception.SnapshotNotFound, gthreads[0].wait) # locked self.volume.delete_volume(self.context, src_vol_id) # make sure it is gone self.assertRaises(exception.VolumeNotFound, db.volume_get, self.context, src_vol_id)
**** CubicPower OpenStack Study **** def test_create_volume_from_snapshot_with_encryption(self): """Test volume can be created from a snapshot of an encrypted volume. """ self.stubs.Set(keymgr, 'API', fake_keymgr.fake_api) ctxt = context.get_admin_context() db.volume_type_create(ctxt, {'id': '61298380-0c12-11e3-bfd6-4b48424183be', 'name': 'LUKS'}) db.volume_type_encryption_create( ctxt, '61298380-0c12-11e3-bfd6-4b48424183be', {'control_location': 'front-end', 'provider': ENCRYPTION_PROVIDER}) volume_api = cinder.volume.api.API() db_vol_type = db.volume_type_get_by_name(context.get_admin_context(), 'LUKS') volume_src = volume_api.create(self.context, 1, 'name', 'description', volume_type=db_vol_type) snapshot_ref = volume_api.create_snapshot_force(self.context, volume_src, 'name', 'description') snapshot_ref['status'] = 'available' # status must be available volume_dst = volume_api.create(self.context, 1, 'name', 'description', snapshot=snapshot_ref) self.assertEqual(volume_dst['id'], db.volume_get( context.get_admin_context(), volume_dst['id']).id) self.assertEqual(snapshot_ref['id'], db.volume_get(context.get_admin_context(), volume_dst['id']).snapshot_id) # ensure encryption keys match self.assertIsNotNone(volume_src['encryption_key_id']) self.assertIsNotNone(volume_dst['encryption_key_id']) key_manager = volume_api.key_manager # must use *same* key manager volume_src_key = key_manager.get_key(self.context, volume_src['encryption_key_id']) volume_dst_key = key_manager.get_key(self.context, volume_dst['encryption_key_id']) self.assertEqual(volume_src_key, volume_dst_key)
**** CubicPower OpenStack Study **** def test_create_volume_from_encrypted_volume(self): """Test volume can be created from an encrypted volume.""" self.stubs.Set(keymgr, 'API', fake_keymgr.fake_api) volume_api = cinder.volume.api.API() ctxt = context.get_admin_context() db.volume_type_create(ctxt, {'id': '61298380-0c12-11e3-bfd6-4b48424183be', 'name': 'LUKS'}) db.volume_type_encryption_create( ctxt, '61298380-0c12-11e3-bfd6-4b48424183be', {'control_location': 'front-end', 'provider': ENCRYPTION_PROVIDER}) db_vol_type = db.volume_type_get_by_name(context.get_admin_context(), 'LUKS') volume_src = volume_api.create(self.context, 1, 'name', 'description', volume_type=db_vol_type) volume_src['status'] = 'available' # status must be available volume_dst = volume_api.create(self.context, 1, 'name', 'description', source_volume=volume_src) self.assertEqual(volume_dst['id'], db.volume_get(context.get_admin_context(), volume_dst['id']).id) self.assertEqual(volume_src['id'], db.volume_get(context.get_admin_context(), volume_dst['id']).source_volid) # ensure encryption keys match self.assertIsNotNone(volume_src['encryption_key_id']) self.assertIsNotNone(volume_dst['encryption_key_id']) key_manager = volume_api.key_manager # must use *same* key manager volume_src_key = key_manager.get_key(self.context, volume_src['encryption_key_id']) volume_dst_key = key_manager.get_key(self.context, volume_dst['encryption_key_id']) self.assertEqual(volume_src_key, volume_dst_key)
**** CubicPower OpenStack Study **** def test_create_volume_from_snapshot_fail_bad_size(self): """Test volume can't be created from snapshot with bad volume size.""" volume_api = cinder.volume.api.API() snapshot = {'id': 1234, 'status': 'available', 'volume_size': 10} self.assertRaises(exception.InvalidInput, volume_api.create, self.context, size=1, name='fake_name', description='fake_desc', snapshot=snapshot)
**** CubicPower OpenStack Study **** def test_create_volume_from_snapshot_fail_wrong_az(self): """Test volume can't be created from snapshot in a different az.""" volume_api = cinder.volume.api.API() def fake_list_availability_zones(): return ({'name': 'nova', 'available': True}, {'name': 'az2', 'available': True}) self.stubs.Set(volume_api, 'list_availability_zones', fake_list_availability_zones) volume_src = tests_utils.create_volume(self.context, availability_zone='az2', **self.volume_params) self.volume.create_volume(self.context, volume_src['id']) snapshot = self._create_snapshot(volume_src['id']) self.volume.create_snapshot(self.context, volume_src['id'], snapshot['id']) snapshot = db.snapshot_get(self.context, snapshot['id']) volume_dst = volume_api.create(self.context, size=1, name='fake_name', description='fake_desc', snapshot=snapshot) self.assertEqual(volume_dst['availability_zone'], 'az2') self.assertRaises(exception.InvalidInput, volume_api.create, self.context, size=1, name='fake_name', description='fake_desc', snapshot=snapshot, availability_zone='nova')
**** CubicPower OpenStack Study **** def fake_list_availability_zones(): return ({'name': 'nova', 'available': True}, {'name': 'az2', 'available': True}) self.stubs.Set(volume_api, 'list_availability_zones', fake_list_availability_zones) volume_src = tests_utils.create_volume(self.context, availability_zone='az2', **self.volume_params) self.volume.create_volume(self.context, volume_src['id']) snapshot = self._create_snapshot(volume_src['id']) self.volume.create_snapshot(self.context, volume_src['id'], snapshot['id']) snapshot = db.snapshot_get(self.context, snapshot['id']) volume_dst = volume_api.create(self.context, size=1, name='fake_name', description='fake_desc', snapshot=snapshot) self.assertEqual(volume_dst['availability_zone'], 'az2') self.assertRaises(exception.InvalidInput, volume_api.create, self.context, size=1, name='fake_name', description='fake_desc', snapshot=snapshot, availability_zone='nova')
**** CubicPower OpenStack Study **** def test_create_volume_with_invalid_exclusive_options(self): """Test volume create with multiple exclusive options fails.""" volume_api = cinder.volume.api.API() self.assertRaises(exception.InvalidInput, volume_api.create, self.context, 1, 'name', 'description', snapshot='fake_id', image_id='fake_id', source_volume='fake_id') @mock.patch.object(db, 'volume_admin_metadata_get') @mock.patch.object(db, 'volume_get') @mock.patch.object(db, 'volume_update')
**** CubicPower OpenStack Study **** def test_initialize_connection_fetchqos(self, _mock_volume_update, _mock_volume_get, _mock_volume_admin_metadata_get): """Make sure initialize_connection returns correct information.""" _fake_admin_meta = {'fake-key': 'fake-value'} _fake_volume = {'volume_type_id': 'fake_type_id', 'name': 'fake_name', 'host': 'fake_host', 'id': 'fake_volume_id', 'volume_admin_metadata': _fake_admin_meta} _mock_volume_get.return_value = _fake_volume _mock_volume_update.return_value = _fake_volume _mock_volume_admin_metadata_get.return_value = _fake_admin_meta connector = {'ip': 'IP', 'initiator': 'INITIATOR'} qos_values = {'consumer': 'front-end', 'specs': { 'key1': 'value1', 'key2': 'value2'} } with contextlib.nested( mock.patch.object(cinder.volume.volume_types, 'get_volume_type_qos_specs'), mock.patch.object(cinder.tests.fake_driver.FakeISCSIDriver, 'initialize_connection') ) as (type_qos, driver_init): type_qos.return_value = dict(qos_specs=qos_values) driver_init.return_value = {'data': {}} qos_specs_expected = {'key1': 'value1', 'key2': 'value2'} # initialize_connection() passes qos_specs that is designated to # be consumed by front-end or both front-end and back-end conn_info = self.volume.initialize_connection(self.context, 'fake_volume_id', connector) self.assertDictMatch(qos_specs_expected, conn_info['data']['qos_specs']) qos_values.update({'consumer': 'both'}) conn_info = self.volume.initialize_connection(self.context, 'fake_volume_id', connector) self.assertDictMatch(qos_specs_expected, conn_info['data']['qos_specs']) # initialize_connection() skips qos_specs that is designated to be # consumed by back-end only qos_values.update({'consumer': 'back-end'}) type_qos.return_value = dict(qos_specs=qos_values) conn_info = self.volume.initialize_connection(self.context, 'fake_volume_id', connector) self.assertIsNone(conn_info['data']['qos_specs'])
**** CubicPower OpenStack Study **** def test_run_attach_detach_volume_for_instance(self): """Make sure volume can be attached and detached from instance.""" mountpoint = "/dev/sdf" # attach volume to the instance then to detach instance_uuid = '12345678-1234-5678-1234-567812345678' volume = tests_utils.create_volume(self.context, admin_metadata={'readonly': 'True'}, **self.volume_params) volume_id = volume['id'] self.volume.create_volume(self.context, volume_id) self.volume.attach_volume(self.context, volume_id, instance_uuid, None, mountpoint, 'ro') vol = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(vol['status'], "in-use") self.assertEqual(vol['attach_status'], "attached") self.assertEqual(vol['mountpoint'], mountpoint) self.assertEqual(vol['instance_uuid'], instance_uuid) self.assertIsNone(vol['attached_host']) admin_metadata = vol['volume_admin_metadata'] self.assertEqual(len(admin_metadata), 2) self.assertEqual(admin_metadata[0]['key'], 'readonly') self.assertEqual(admin_metadata[0]['value'], 'True') self.assertEqual(admin_metadata[1]['key'], 'attached_mode') self.assertEqual(admin_metadata[1]['value'], 'ro') connector = {'initiator': 'iqn.2012-07.org.fake:01'} conn_info = self.volume.initialize_connection(self.context, volume_id, connector) self.assertEqual(conn_info['data']['access_mode'], 'ro') self.assertRaises(exception.VolumeAttached, self.volume.delete_volume, self.context, volume_id) self.volume.detach_volume(self.context, volume_id) vol = db.volume_get(self.context, volume_id) self.assertEqual(vol['status'], "available") self.volume.delete_volume(self.context, volume_id) self.assertRaises(exception.VolumeNotFound, db.volume_get, self.context, volume_id)
**** CubicPower OpenStack Study **** def test_run_attach_detach_volume_for_host(self): """Make sure volume can be attached and detached from host.""" mountpoint = "/dev/sdf" volume = tests_utils.create_volume( self.context, admin_metadata={'readonly': 'False'}, **self.volume_params) volume_id = volume['id'] self.volume.create_volume(self.context, volume_id) self.volume.attach_volume(self.context, volume_id, None, 'fake_host', mountpoint, 'rw') vol = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(vol['status'], "in-use") self.assertEqual(vol['attach_status'], "attached") self.assertEqual(vol['mountpoint'], mountpoint) self.assertIsNone(vol['instance_uuid']) # sanitized, conforms to RFC-952 and RFC-1123 specs. self.assertEqual(vol['attached_host'], 'fake-host') admin_metadata = vol['volume_admin_metadata'] self.assertEqual(len(admin_metadata), 2) self.assertEqual(admin_metadata[0]['key'], 'readonly') self.assertEqual(admin_metadata[0]['value'], 'False') self.assertEqual(admin_metadata[1]['key'], 'attached_mode') self.assertEqual(admin_metadata[1]['value'], 'rw') connector = {'initiator': 'iqn.2012-07.org.fake:01'} conn_info = self.volume.initialize_connection(self.context, volume_id, connector) self.assertEqual(conn_info['data']['access_mode'], 'rw') self.assertRaises(exception.VolumeAttached, self.volume.delete_volume, self.context, volume_id) self.volume.detach_volume(self.context, volume_id) vol = db.volume_get(self.context, volume_id) self.assertEqual(vol['status'], "available") self.volume.delete_volume(self.context, volume_id) self.assertRaises(exception.VolumeNotFound, db.volume_get, self.context, volume_id)
**** CubicPower OpenStack Study **** def test_run_attach_detach_volume_with_attach_mode(self): instance_uuid = '12345678-1234-5678-1234-567812345678' mountpoint = "/dev/sdf" volume = tests_utils.create_volume(self.context, admin_metadata={'readonly': 'True'}, **self.volume_params) volume_id = volume['id'] db.volume_update(self.context, volume_id, {'status': 'available', 'mountpoint': None, 'instance_uuid': None, 'attached_host': None, 'attached_mode': None}) self.volume.attach_volume(self.context, volume_id, instance_uuid, None, mountpoint, 'ro') vol = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(vol['status'], "in-use") self.assertEqual(vol['attach_status'], "attached") self.assertEqual(vol['mountpoint'], mountpoint) self.assertEqual(vol['instance_uuid'], instance_uuid) self.assertIsNone(vol['attached_host']) admin_metadata = vol['volume_admin_metadata'] self.assertEqual(len(admin_metadata), 2) self.assertEqual(admin_metadata[0]['key'], 'readonly') self.assertEqual(admin_metadata[0]['value'], 'True') self.assertEqual(admin_metadata[1]['key'], 'attached_mode') self.assertEqual(admin_metadata[1]['value'], 'ro') connector = {'initiator': 'iqn.2012-07.org.fake:01'} conn_info = self.volume.initialize_connection(self.context, volume_id, connector) self.assertEqual(conn_info['data']['access_mode'], 'ro') self.volume.detach_volume(self.context, volume_id) vol = db.volume_get(self.context, volume_id) self.assertEqual(vol['status'], "available") self.assertEqual(vol['attach_status'], "detached") self.assertIsNone(vol['mountpoint']) self.assertIsNone(vol['instance_uuid']) self.assertIsNone(vol['attached_host']) admin_metadata = vol['volume_admin_metadata'] self.assertEqual(len(admin_metadata), 1) self.assertEqual(admin_metadata[0]['key'], 'readonly') self.assertEqual(admin_metadata[0]['value'], 'True') self.volume.attach_volume(self.context, volume_id, None, 'fake_host', mountpoint, 'ro') vol = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(vol['status'], "in-use") self.assertEqual(vol['attach_status'], "attached") self.assertEqual(vol['mountpoint'], mountpoint) self.assertIsNone(vol['instance_uuid']) self.assertEqual(vol['attached_host'], 'fake-host') admin_metadata = vol['volume_admin_metadata'] self.assertEqual(len(admin_metadata), 2) self.assertEqual(admin_metadata[0]['key'], 'readonly') self.assertEqual(admin_metadata[0]['value'], 'True') self.assertEqual(admin_metadata[1]['key'], 'attached_mode') self.assertEqual(admin_metadata[1]['value'], 'ro') connector = {'initiator': 'iqn.2012-07.org.fake:01'} conn_info = self.volume.initialize_connection(self.context, volume_id, connector) self.assertEqual(conn_info['data']['access_mode'], 'ro') self.volume.detach_volume(self.context, volume_id) vol = db.volume_get(self.context, volume_id) self.assertEqual(vol['status'], "available") self.assertEqual(vol['attach_status'], "detached") self.assertIsNone(vol['mountpoint']) self.assertIsNone(vol['instance_uuid']) self.assertIsNone(vol['attached_host']) admin_metadata = vol['volume_admin_metadata'] self.assertEqual(len(admin_metadata), 1) self.assertEqual(admin_metadata[0]['key'], 'readonly') self.assertEqual(admin_metadata[0]['value'], 'True') self.volume.delete_volume(self.context, volume_id) self.assertRaises(exception.VolumeNotFound, db.volume_get, self.context, volume_id)
**** CubicPower OpenStack Study **** def test_run_manager_attach_detach_volume_with_wrong_attach_mode(self): # Not allow using 'read-write' mode attach readonly volume instance_uuid = '12345678-1234-5678-1234-567812345678' mountpoint = "/dev/sdf" volume = tests_utils.create_volume(self.context, admin_metadata={'readonly': 'True'}, **self.volume_params) volume_id = volume['id'] self.volume.create_volume(self.context, volume_id) self.assertRaises(exception.InvalidVolumeAttachMode, self.volume.attach_volume, self.context, volume_id, instance_uuid, None, mountpoint, 'rw') vol = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(vol['status'], "error_attaching") self.assertEqual(vol['attach_status'], "detached") admin_metadata = vol['volume_admin_metadata'] self.assertEqual(len(admin_metadata), 2) self.assertEqual(admin_metadata[0]['key'], 'readonly') self.assertEqual(admin_metadata[0]['value'], 'True') self.assertEqual(admin_metadata[1]['key'], 'attached_mode') self.assertEqual(admin_metadata[1]['value'], 'rw') db.volume_update(self.context, volume_id, {'status': 'available'}) self.assertRaises(exception.InvalidVolumeAttachMode, self.volume.attach_volume, self.context, volume_id, None, 'fake_host', mountpoint, 'rw') vol = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(vol['status'], "error_attaching") self.assertEqual(vol['attach_status'], "detached") admin_metadata = vol['volume_admin_metadata'] self.assertEqual(len(admin_metadata), 2) self.assertEqual(admin_metadata[0]['key'], 'readonly') self.assertEqual(admin_metadata[0]['value'], 'True') self.assertEqual(admin_metadata[1]['key'], 'attached_mode') self.assertEqual(admin_metadata[1]['value'], 'rw')
**** CubicPower OpenStack Study **** def test_run_api_attach_detach_volume_with_wrong_attach_mode(self): # Not allow using 'read-write' mode attach readonly volume instance_uuid = '12345678-1234-5678-1234-567812345678' mountpoint = "/dev/sdf" volume = tests_utils.create_volume(self.context, admin_metadata={'readonly': 'True'}, **self.volume_params) volume_id = volume['id'] self.volume.create_volume(self.context, volume_id) volume_api = cinder.volume.api.API() self.assertRaises(exception.InvalidVolumeAttachMode, volume_api.attach, self.context, volume, instance_uuid, None, mountpoint, 'rw') vol = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(vol['attach_status'], "detached") admin_metadata = vol['volume_admin_metadata'] self.assertEqual(len(admin_metadata), 1) self.assertEqual(admin_metadata[0]['key'], 'readonly') self.assertEqual(admin_metadata[0]['value'], 'True') db.volume_update(self.context, volume_id, {'status': 'available'}) self.assertRaises(exception.InvalidVolumeAttachMode, volume_api.attach, self.context, volume, None, 'fake_host', mountpoint, 'rw') vol = db.volume_get(context.get_admin_context(), volume_id) self.assertEqual(vol['attach_status'], "detached") admin_metadata = vol['volume_admin_metadata'] self.assertEqual(len(admin_metadata), 1) self.assertEqual(admin_metadata[0]['key'], 'readonly') self.assertEqual(admin_metadata[0]['value'], 'True') @mock.patch.object(db, 'volume_get') @mock.patch.object(cinder.volume.api.API, 'update')
**** CubicPower OpenStack Study **** def test_reserve_volume_success(self, volume_get, volume_update): fake_volume = { 'id': FAKE_UUID, 'status': 'available' } volume_get.return_value = fake_volume volume_update.return_value = fake_volume self.assertIsNone(cinder.volume.api.API().reserve_volume( self.context, fake_volume, )) self.assertTrue(volume_get.called) self.assertTrue(volume_update.called)
**** CubicPower OpenStack Study **** def test_reserve_volume_bad_status(self): fake_volume = { 'id': FAKE_UUID, 'status': 'in-use' } with mock.patch.object(db, 'volume_get') as mock_volume_get: mock_volume_get.return_value = fake_volume self.assertRaises(exception.InvalidVolume, cinder.volume.api.API().reserve_volume, self.context, fake_volume) self.assertTrue(mock_volume_get.called)
**** CubicPower OpenStack Study **** def test_unreserve_volume_success(self): fake_volume = { 'id': FAKE_UUID, 'status': 'attaching' } with mock.patch.object(cinder.volume.api.API, 'update') as mock_volume_update: mock_volume_update.return_value = fake_volume self.assertIsNone(cinder.volume.api.API().unreserve_volume( self.context, fake_volume )) self.assertTrue(mock_volume_update.called)
**** CubicPower OpenStack Study **** def test_concurrent_volumes_get_different_targets(self): """Ensure multiple concurrent volumes get different targets.""" volume_ids = [] targets = [] def _check(volume_id): """Make sure targets aren't duplicated.""" volume_ids.append(volume_id) admin_context = context.get_admin_context() iscsi_target = db.volume_get_iscsi_target_num(admin_context, volume_id) self.assertNotIn(iscsi_target, targets) targets.append(iscsi_target) total_slots = CONF.iscsi_num_targets for _index in xrange(total_slots): tests_utils.create_volume(self.context, **self.volume_params) for volume_id in volume_ids: self.volume.delete_volume(self.context, volume_id)
**** CubicPower OpenStack Study **** def _check(volume_id): """Make sure targets aren't duplicated.""" volume_ids.append(volume_id) admin_context = context.get_admin_context() iscsi_target = db.volume_get_iscsi_target_num(admin_context, volume_id) self.assertNotIn(iscsi_target, targets) targets.append(iscsi_target) total_slots = CONF.iscsi_num_targets for _index in xrange(total_slots): tests_utils.create_volume(self.context, **self.volume_params) for volume_id in volume_ids: self.volume.delete_volume(self.context, volume_id)
**** CubicPower OpenStack Study **** def test_multi_node(self): # TODO(termie): Figure out how to test with two nodes, # each of them having a different FLAG for storage_node # This will allow us to test cross-node interactions pass @staticmethod
**** CubicPower OpenStack Study **** def _create_snapshot(volume_id, size='0', metadata=None): """Create a snapshot object.""" snap = {} snap['volume_size'] = size snap['user_id'] = 'fake' snap['project_id'] = 'fake' snap['volume_id'] = volume_id snap['status'] = "creating" if metadata is not None: snap['metadata'] = metadata return db.snapshot_create(context.get_admin_context(), snap)
**** CubicPower OpenStack Study **** def test_create_delete_snapshot(self): """Test snapshot can be created and deleted.""" volume = tests_utils.create_volume( self.context, availability_zone=CONF.storage_availability_zone, **self.volume_params) self.assertEqual(len(fake_notifier.NOTIFICATIONS), 0) self.volume.create_volume(self.context, volume['id']) self.assertEqual(len(fake_notifier.NOTIFICATIONS), 2) snapshot_id = self._create_snapshot(volume['id'])['id'] self.volume.create_snapshot(self.context, volume['id'], snapshot_id) self.assertEqual(snapshot_id, db.snapshot_get(context.get_admin_context(), snapshot_id).id) self.assertEqual(len(fake_notifier.NOTIFICATIONS), 4) msg = fake_notifier.NOTIFICATIONS[2] self.assertEqual(msg['event_type'], 'snapshot.create.start') expected = { 'created_at': 'DONTCARE', 'deleted': '', 'display_name': None, 'snapshot_id': snapshot_id, 'status': 'creating', 'tenant_id': 'fake', 'user_id': 'fake', 'volume_id': volume['id'], 'volume_size': 0, 'availability_zone': 'nova' } self.assertDictMatch(msg['payload'], expected) msg = fake_notifier.NOTIFICATIONS[3] self.assertEqual(msg['event_type'], 'snapshot.create.end') self.assertDictMatch(msg['payload'], expected) self.volume.delete_snapshot(self.context, snapshot_id) self.assertEqual(len(fake_notifier.NOTIFICATIONS), 6) msg = fake_notifier.NOTIFICATIONS[4] self.assertEqual(msg['event_type'], 'snapshot.delete.start') expected['status'] = 'available' self.assertDictMatch(msg['payload'], expected) msg = fake_notifier.NOTIFICATIONS[5] self.assertEqual(msg['event_type'], 'snapshot.delete.end') self.assertDictMatch(msg['payload'], expected) snap = db.snapshot_get(context.get_admin_context(read_deleted='yes'), snapshot_id) self.assertEqual(snap['status'], 'deleted') self.assertRaises(exception.NotFound, db.snapshot_get, self.context, snapshot_id) self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_create_delete_snapshot_with_metadata(self): """Test snapshot can be created with metadata and deleted.""" test_meta = {'fake_key': 'fake_value'} volume = tests_utils.create_volume(self.context, **self.volume_params) snapshot = self._create_snapshot(volume['id'], metadata=test_meta) snapshot_id = snapshot['id'] snap = db.snapshot_get(context.get_admin_context(), snapshot_id) result_dict = dict(snap.iteritems()) result_meta = { result_dict['snapshot_metadata'][0].key: result_dict['snapshot_metadata'][0].value} self.assertEqual(result_meta, test_meta) self.volume.delete_snapshot(self.context, snapshot_id) self.assertRaises(exception.NotFound, db.snapshot_get, self.context, snapshot_id)
**** CubicPower OpenStack Study **** def test_cannot_delete_volume_in_use(self): """Test volume can't be deleted in invalid stats.""" # create a volume and assign to host volume = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume['id']) volume['status'] = 'in-use' volume['host'] = 'fakehost' volume_api = cinder.volume.api.API() # 'in-use' status raises InvalidVolume self.assertRaises(exception.InvalidVolume, volume_api.delete, self.context, volume) # clean up self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_force_delete_volume(self): """Test volume can be forced to delete.""" # create a volume and assign to host volume = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume['id']) volume['status'] = 'error_deleting' volume['host'] = 'fakehost' volume_api = cinder.volume.api.API() # 'error_deleting' volumes can't be deleted self.assertRaises(exception.InvalidVolume, volume_api.delete, self.context, volume) # delete with force volume_api.delete(self.context, volume, force=True) # status is deleting volume = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(volume['status'], 'deleting') # clean up self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_cannot_force_delete_attached_volume(self): """Test volume can't be force delete in attached state.""" volume = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume['id']) volume['status'] = 'in-use' volume['attach_status'] = 'attached' volume['host'] = 'fakehost' volume_api = cinder.volume.api.API() self.assertRaises(exception.VolumeAttached, volume_api.delete, self.context, volume, force=True) self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_cannot_delete_volume_with_snapshots(self): """Test volume can't be deleted with dependent snapshots.""" volume = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume['id']) snapshot_id = self._create_snapshot(volume['id'])['id'] self.volume.create_snapshot(self.context, volume['id'], snapshot_id) self.assertEqual(snapshot_id, db.snapshot_get(context.get_admin_context(), snapshot_id).id) volume['status'] = 'available' volume['host'] = 'fakehost' volume_api = cinder.volume.api.API() self.assertRaises(exception.InvalidVolume, volume_api.delete, self.context, volume) self.volume.delete_snapshot(self.context, snapshot_id) self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_can_delete_errored_snapshot(self): """Test snapshot can be created and deleted.""" volume = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume['id']) snapshot_id = self._create_snapshot(volume['id'])['id'] self.volume.create_snapshot(self.context, volume['id'], snapshot_id) snapshot = db.snapshot_get(context.get_admin_context(), snapshot_id) volume_api = cinder.volume.api.API() snapshot['status'] = 'badstatus' self.assertRaises(exception.InvalidSnapshot, volume_api.delete_snapshot, self.context, snapshot) snapshot['status'] = 'error' self.volume.delete_snapshot(self.context, snapshot_id) self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_create_snapshot_force(self): """Test snapshot in use can be created forcibly.""" instance_uuid = '12345678-1234-5678-1234-567812345678' # create volume and attach to the instance volume = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume['id']) db.volume_attached(self.context, volume['id'], instance_uuid, None, '/dev/sda1') volume_api = cinder.volume.api.API() volume = volume_api.get(self.context, volume['id']) self.assertRaises(exception.InvalidVolume, volume_api.create_snapshot, self.context, volume, 'fake_name', 'fake_description') snapshot_ref = volume_api.create_snapshot_force(self.context, volume, 'fake_name', 'fake_description') db.snapshot_destroy(self.context, snapshot_ref['id']) db.volume_destroy(self.context, volume['id']) # create volume and attach to the host volume = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume['id']) db.volume_attached(self.context, volume['id'], None, 'fake_host', '/dev/sda1') volume_api = cinder.volume.api.API() volume = volume_api.get(self.context, volume['id']) self.assertRaises(exception.InvalidVolume, volume_api.create_snapshot, self.context, volume, 'fake_name', 'fake_description') snapshot_ref = volume_api.create_snapshot_force(self.context, volume, 'fake_name', 'fake_description') db.snapshot_destroy(self.context, snapshot_ref['id']) db.volume_destroy(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_delete_busy_snapshot(self): """Test snapshot can be created and deleted.""" self.volume.driver.vg = FakeBrickLVM('cinder-volumes', False, None, 'default') volume = tests_utils.create_volume(self.context, **self.volume_params) volume_id = volume['id'] self.volume.create_volume(self.context, volume_id) snapshot_id = self._create_snapshot(volume_id)['id'] self.volume.create_snapshot(self.context, volume_id, snapshot_id) self.mox.StubOutWithMock(self.volume.driver, 'delete_snapshot') self.volume.driver.delete_snapshot( mox.IgnoreArg()).AndRaise( exception.SnapshotIsBusy(snapshot_name='fake')) self.mox.ReplayAll() self.volume.delete_snapshot(self.context, snapshot_id) snapshot_ref = db.snapshot_get(self.context, snapshot_id) self.assertEqual(snapshot_id, snapshot_ref.id) self.assertEqual("available", snapshot_ref.status) self.mox.UnsetStubs() self.volume.delete_snapshot(self.context, snapshot_id) self.volume.delete_volume(self.context, volume_id)
**** CubicPower OpenStack Study **** def test_delete_no_dev_fails(self): """Test delete snapshot with no dev file fails.""" self.stubs.Set(os.path, 'exists', lambda x: False) self.volume.driver.vg = FakeBrickLVM('cinder-volumes', False, None, 'default') volume = tests_utils.create_volume(self.context, **self.volume_params) volume_id = volume['id'] self.volume.create_volume(self.context, volume_id) snapshot_id = self._create_snapshot(volume_id)['id'] self.volume.create_snapshot(self.context, volume_id, snapshot_id) self.mox.StubOutWithMock(self.volume.driver, 'delete_snapshot') self.volume.driver.delete_snapshot( mox.IgnoreArg()).AndRaise( exception.SnapshotIsBusy(snapshot_name='fake')) self.mox.ReplayAll() self.volume.delete_snapshot(self.context, snapshot_id) snapshot_ref = db.snapshot_get(self.context, snapshot_id) self.assertEqual(snapshot_id, snapshot_ref.id) self.assertEqual("available", snapshot_ref.status) self.mox.UnsetStubs() self.assertRaises(exception.VolumeBackendAPIException, self.volume.delete_snapshot, self.context, snapshot_id) self.assertRaises(exception.VolumeBackendAPIException, self.volume.delete_volume, self.context, volume_id)
**** CubicPower OpenStack Study **** def _create_volume_from_image(self, fakeout_copy_image_to_volume=False, fakeout_clone_image=False): """Test function of create_volume_from_image. Test cases call this function to create a volume from image, caller can choose whether to fake out copy_image_to_volume and conle_image, after calling this, test cases should check status of the volume. """ def fake_local_path(volume): return dst_path def fake_copy_image_to_volume(context, volume, image_service, image_id): pass def fake_fetch_to_raw(ctx, image_service, image_id, path, blocksize, size=None): pass def fake_clone_image(volume_ref, image_location, image_id, image_meta): return {'provider_location': None}, True dst_fd, dst_path = tempfile.mkstemp() os.close(dst_fd) self.stubs.Set(self.volume.driver, 'local_path', fake_local_path) if fakeout_clone_image: self.stubs.Set(self.volume.driver, 'clone_image', fake_clone_image) self.stubs.Set(image_utils, 'fetch_to_raw', fake_fetch_to_raw) if fakeout_copy_image_to_volume: self.stubs.Set(self.volume, '_copy_image_to_volume', fake_copy_image_to_volume) image_id = 'c905cedb-7281-47e4-8a62-f26bc5fc4c77' volume_id = tests_utils.create_volume(self.context, **self.volume_params)['id'] # creating volume testdata try: self.volume.create_volume(self.context, volume_id, image_id=image_id) finally: # cleanup os.unlink(dst_path) volume = db.volume_get(self.context, volume_id) return volume
**** CubicPower OpenStack Study **** def fake_local_path(volume): return dst_path
**** CubicPower OpenStack Study **** def fake_copy_image_to_volume(context, volume, image_service, image_id): pass
**** CubicPower OpenStack Study **** def fake_fetch_to_raw(ctx, image_service, image_id, path, blocksize, size=None): pass
**** CubicPower OpenStack Study **** def fake_clone_image(volume_ref, image_location, image_id, image_meta): return {'provider_location': None}, True dst_fd, dst_path = tempfile.mkstemp() os.close(dst_fd) self.stubs.Set(self.volume.driver, 'local_path', fake_local_path) if fakeout_clone_image: self.stubs.Set(self.volume.driver, 'clone_image', fake_clone_image) self.stubs.Set(image_utils, 'fetch_to_raw', fake_fetch_to_raw) if fakeout_copy_image_to_volume: self.stubs.Set(self.volume, '_copy_image_to_volume', fake_copy_image_to_volume) image_id = 'c905cedb-7281-47e4-8a62-f26bc5fc4c77' volume_id = tests_utils.create_volume(self.context, **self.volume_params)['id'] # creating volume testdata try: self.volume.create_volume(self.context, volume_id, image_id=image_id) finally: # cleanup os.unlink(dst_path) volume = db.volume_get(self.context, volume_id) return volume
**** CubicPower OpenStack Study **** def test_create_volume_from_image_cloned_status_available(self): """Test create volume from image via cloning. Verify that after cloning image to volume, it is in available state and is bootable. """ volume = self._create_volume_from_image() self.assertEqual(volume['status'], 'available') self.assertEqual(volume['bootable'], True) self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_create_volume_from_image_not_cloned_status_available(self): """Test create volume from image via full copy. Verify that after copying image to volume, it is in available state and is bootable. """ volume = self._create_volume_from_image(fakeout_clone_image=True) self.assertEqual(volume['status'], 'available') self.assertEqual(volume['bootable'], True) self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_create_volume_from_image_exception(self): """Verify that create volume from a non-existing image, the volume status is 'error' and is not bootable. """ dst_fd, dst_path = tempfile.mkstemp() os.close(dst_fd) self.stubs.Set(self.volume.driver, 'local_path', lambda x: dst_path) # creating volume testdata volume_id = 1 db.volume_create(self.context, {'id': volume_id, 'updated_at': datetime.datetime(1, 1, 1, 1, 1, 1), 'display_description': 'Test Desc', 'size': 20, 'status': 'creating', 'host': 'dummy'}) self.assertRaises(exception.ImageNotFound, self.volume.create_volume, self.context, volume_id, None, None, None, None, FAKE_UUID) volume = db.volume_get(self.context, volume_id) self.assertEqual(volume['status'], "error") self.assertEqual(volume['bootable'], False) # cleanup db.volume_destroy(self.context, volume_id) os.unlink(dst_path)
**** CubicPower OpenStack Study **** def test_create_volume_from_exact_sized_image(self): """Verify that an image which is exactly the same size as the volume, will work correctly. """ try: volume_id = None volume_api = cinder.volume.api.API( image_service=FakeImageService()) volume = volume_api.create(self.context, 2, 'name', 'description', image_id=1) volume_id = volume['id'] self.assertEqual(volume['status'], 'creating') finally: # cleanup db.volume_destroy(self.context, volume_id)
**** CubicPower OpenStack Study **** def test_create_volume_from_oversized_image(self): """Verify that an image which is too big will fail correctly.""" class _ModifiedFakeImageService(FakeImageService): def show(self, context, image_id): return {'size': 2 * units.GiB + 1, 'disk_format': 'raw', 'container_format': 'bare'} volume_api = cinder.volume.api.API(image_service= _ModifiedFakeImageService()) self.assertRaises(exception.InvalidInput, volume_api.create, self.context, 2, 'name', 'description', image_id=1)
**** CubicPower OpenStack Study **** def test_create_volume_with_mindisk_error(self): """Verify volumes smaller than image minDisk will cause an error.""" class _ModifiedFakeImageService(FakeImageService): def show(self, context, image_id): return {'size': 2 * units.GiB, 'disk_format': 'raw', 'container_format': 'bare', 'min_disk': 5} volume_api = cinder.volume.api.API(image_service= _ModifiedFakeImageService()) self.assertRaises(exception.InvalidInput, volume_api.create, self.context, 2, 'name', 'description', image_id=1)
**** CubicPower OpenStack Study **** def _do_test_create_volume_with_size(self, size): def fake_reserve(context, expire=None, project_id=None, **deltas): return ["RESERVATION"] def fake_commit(context, reservations, project_id=None): pass def fake_rollback(context, reservations, project_id=None): pass self.stubs.Set(QUOTAS, "reserve", fake_reserve) self.stubs.Set(QUOTAS, "commit", fake_commit) self.stubs.Set(QUOTAS, "rollback", fake_rollback) volume_api = cinder.volume.api.API() volume = volume_api.create(self.context, size, 'name', 'description') self.assertEqual(volume['size'], int(size))
**** CubicPower OpenStack Study **** def fake_reserve(context, expire=None, project_id=None, **deltas): return ["RESERVATION"]
**** CubicPower OpenStack Study **** def fake_commit(context, reservations, project_id=None): pass
**** CubicPower OpenStack Study **** def fake_rollback(context, reservations, project_id=None): pass self.stubs.Set(QUOTAS, "reserve", fake_reserve) self.stubs.Set(QUOTAS, "commit", fake_commit) self.stubs.Set(QUOTAS, "rollback", fake_rollback) volume_api = cinder.volume.api.API() volume = volume_api.create(self.context, size, 'name', 'description') self.assertEqual(volume['size'], int(size))
**** CubicPower OpenStack Study **** def test_create_volume_int_size(self): """Test volume creation with int size.""" self._do_test_create_volume_with_size(2)
**** CubicPower OpenStack Study **** def test_create_volume_string_size(self): """Test volume creation with string size.""" self._do_test_create_volume_with_size('2')
**** CubicPower OpenStack Study **** def test_create_volume_with_bad_size(self): def fake_reserve(context, expire=None, project_id=None, **deltas): return ["RESERVATION"] def fake_commit(context, reservations, project_id=None): pass def fake_rollback(context, reservations, project_id=None): pass self.stubs.Set(QUOTAS, "reserve", fake_reserve) self.stubs.Set(QUOTAS, "commit", fake_commit) self.stubs.Set(QUOTAS, "rollback", fake_rollback) volume_api = cinder.volume.api.API() self.assertRaises(exception.InvalidInput, volume_api.create, self.context, '2Gb', 'name', 'description')
**** CubicPower OpenStack Study **** def fake_reserve(context, expire=None, project_id=None, **deltas): return ["RESERVATION"]
**** CubicPower OpenStack Study **** def fake_commit(context, reservations, project_id=None): pass
**** CubicPower OpenStack Study **** def fake_rollback(context, reservations, project_id=None): pass self.stubs.Set(QUOTAS, "reserve", fake_reserve) self.stubs.Set(QUOTAS, "commit", fake_commit) self.stubs.Set(QUOTAS, "rollback", fake_rollback) volume_api = cinder.volume.api.API() self.assertRaises(exception.InvalidInput, volume_api.create, self.context, '2Gb', 'name', 'description')
**** CubicPower OpenStack Study **** def test_begin_roll_detaching_volume(self): """Test begin_detaching and roll_detaching functions.""" volume = tests_utils.create_volume(self.context, **self.volume_params) volume_api = cinder.volume.api.API() volume_api.begin_detaching(self.context, volume) volume = db.volume_get(self.context, volume['id']) self.assertEqual(volume['status'], "detaching") volume_api.roll_detaching(self.context, volume) volume = db.volume_get(self.context, volume['id']) self.assertEqual(volume['status'], "in-use")
**** CubicPower OpenStack Study **** def test_volume_api_update(self): # create a raw vol volume = tests_utils.create_volume(self.context, **self.volume_params) # use volume.api to update name volume_api = cinder.volume.api.API() update_dict = {'display_name': 'test update name'} volume_api.update(self.context, volume, update_dict) # read changes from db vol = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(vol['display_name'], 'test update name')
**** CubicPower OpenStack Study **** def test_volume_api_update_snapshot(self): # create raw snapshot volume = tests_utils.create_volume(self.context, **self.volume_params) snapshot = self._create_snapshot(volume['id']) self.assertIsNone(snapshot['display_name']) # use volume.api to update name volume_api = cinder.volume.api.API() update_dict = {'display_name': 'test update name'} volume_api.update_snapshot(self.context, snapshot, update_dict) # read changes from db snap = db.snapshot_get(context.get_admin_context(), snapshot['id']) self.assertEqual(snap['display_name'], 'test update name') @mock.patch.object(QUOTAS, 'reserve')
**** CubicPower OpenStack Study **** def test_extend_volume(self, reserve): """Test volume can be extended at API level.""" # create a volume and assign to host volume = tests_utils.create_volume(self.context, size=2, status='creating', host=CONF.host) self.volume.create_volume(self.context, volume['id']) volume['status'] = 'in-use' volume['host'] = 'fakehost' volume_api = cinder.volume.api.API() # Extend fails when status != available self.assertRaises(exception.InvalidVolume, volume_api.extend, self.context, volume, 3) volume['status'] = 'available' # Extend fails when new_size < orig_size self.assertRaises(exception.InvalidInput, volume_api.extend, self.context, volume, 1) # Extend fails when new_size == orig_size self.assertRaises(exception.InvalidInput, volume_api.extend, self.context, volume, 2) # works when new_size > orig_size reserve.return_value = ["RESERVATION"] volume_api.extend(self.context, volume, 3) volume = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(volume['status'], 'extending') # Test the quota exceeded volume['status'] = 'available' reserve.side_effect = exception.OverQuota(overs=['gigabytes'], quotas={'gigabytes': 20}, usages={'gigabytes': {'reserved': 5, 'in_use': 15}}) self.assertRaises(exception.VolumeSizeExceedsAvailableQuota, volume_api.extend, self.context, volume, 3) # clean up self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_extend_volume_driver_not_initialized(self): """Test volume can be extended at API level.""" # create a volume and assign to host fake_reservations = ['RESERVATION'] volume = tests_utils.create_volume(self.context, size=2, status='available', host=CONF.host) self.volume.create_volume(self.context, volume['id']) # NOTE(flaper87): Set initialized to False self.volume.driver._initialized = False self.assertRaises(exception.DriverNotInitialized, self.volume.extend_volume, self.context, volume['id'], 3, fake_reservations) volume = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(volume.status, 'error_extending') # NOTE(flaper87): Set initialized to True, # lets cleanup the mess. self.volume.driver._initialized = True self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_extend_volume_manager(self): """Test volume can be extended at the manager level.""" def fake_extend(volume, new_size): volume['size'] = new_size fake_reservations = ['RESERVATION'] volume = tests_utils.create_volume(self.context, size=2, status='creating', host=CONF.host) self.volume.create_volume(self.context, volume['id']) # Test driver exception with mock.patch.object(self.volume.driver, 'extend_volume') as extend_volume: extend_volume.side_effect =\ exception.CinderException('fake exception') volume['status'] = 'extending' self.volume.extend_volume(self.context, volume['id'], '4', fake_reservations) volume = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(volume['size'], 2) self.assertEqual(volume['status'], 'error_extending') # Test driver success with mock.patch.object(self.volume.driver, 'extend_volume') as extend_volume: extend_volume.return_value = fake_extend volume['status'] = 'extending' self.volume.extend_volume(self.context, volume['id'], '4', fake_reservations) volume = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(volume['size'], 4) self.assertEqual(volume['status'], 'available') # clean up self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def fake_extend(volume, new_size): volume['size'] = new_size fake_reservations = ['RESERVATION'] volume = tests_utils.create_volume(self.context, size=2, status='creating', host=CONF.host) self.volume.create_volume(self.context, volume['id']) # Test driver exception with mock.patch.object(self.volume.driver, 'extend_volume') as extend_volume: extend_volume.side_effect =\ exception.CinderException('fake exception') volume['status'] = 'extending' self.volume.extend_volume(self.context, volume['id'], '4', fake_reservations) volume = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(volume['size'], 2) self.assertEqual(volume['status'], 'error_extending') # Test driver success with mock.patch.object(self.volume.driver, 'extend_volume') as extend_volume: extend_volume.return_value = fake_extend volume['status'] = 'extending' self.volume.extend_volume(self.context, volume['id'], '4', fake_reservations) volume = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(volume['size'], 4) self.assertEqual(volume['status'], 'available') # clean up self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_create_volume_from_unelevated_context(self): """Test context does't change after volume creation failure.""" def fake_create_volume(*args, **kwargs): raise exception.CinderException('fake exception') #create context for testing ctxt = self.context.deepcopy() if 'admin' in ctxt.roles: ctxt.roles.remove('admin') ctxt.is_admin = False #create one copy of context for future comparison self.saved_ctxt = ctxt.deepcopy() self.stubs.Set(self.volume.driver, 'create_volume', fake_create_volume) volume_src = tests_utils.create_volume(self.context, **self.volume_params) self.assertRaises(exception.CinderException, self.volume.create_volume, ctxt, volume_src['id'])
**** CubicPower OpenStack Study **** def fake_create_volume(*args, **kwargs): raise exception.CinderException('fake exception') #create context for testing ctxt = self.context.deepcopy() if 'admin' in ctxt.roles: ctxt.roles.remove('admin') ctxt.is_admin = False #create one copy of context for future comparison self.saved_ctxt = ctxt.deepcopy() self.stubs.Set(self.volume.driver, 'create_volume', fake_create_volume) volume_src = tests_utils.create_volume(self.context, **self.volume_params) self.assertRaises(exception.CinderException, self.volume.create_volume, ctxt, volume_src['id'])
**** CubicPower OpenStack Study **** def test_create_volume_from_sourcevol(self): """Test volume can be created from a source volume.""" def fake_create_cloned_volume(volume, src_vref): pass self.stubs.Set(self.volume.driver, 'create_cloned_volume', fake_create_cloned_volume) volume_src = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume_src['id']) volume_dst = tests_utils.create_volume(self.context, source_volid=volume_src['id'], **self.volume_params) self.volume.create_volume(self.context, volume_dst['id'], source_volid=volume_src['id']) self.assertEqual('available', db.volume_get(context.get_admin_context(), volume_dst['id']).status) self.volume.delete_volume(self.context, volume_dst['id']) self.volume.delete_volume(self.context, volume_src['id'])
**** CubicPower OpenStack Study **** def fake_create_cloned_volume(volume, src_vref): pass self.stubs.Set(self.volume.driver, 'create_cloned_volume', fake_create_cloned_volume) volume_src = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume_src['id']) volume_dst = tests_utils.create_volume(self.context, source_volid=volume_src['id'], **self.volume_params) self.volume.create_volume(self.context, volume_dst['id'], source_volid=volume_src['id']) self.assertEqual('available', db.volume_get(context.get_admin_context(), volume_dst['id']).status) self.volume.delete_volume(self.context, volume_dst['id']) self.volume.delete_volume(self.context, volume_src['id'])
**** CubicPower OpenStack Study **** def test_create_volume_from_sourcevol_fail_wrong_az(self): """Test volume can't be cloned from an other volume in different az.""" volume_api = cinder.volume.api.API() def fake_list_availability_zones(): return ({'name': 'nova', 'available': True}, {'name': 'az2', 'available': True}) self.stubs.Set(volume_api, 'list_availability_zones', fake_list_availability_zones) volume_src = tests_utils.create_volume(self.context, availability_zone='az2', **self.volume_params) self.volume.create_volume(self.context, volume_src['id']) volume_src = db.volume_get(self.context, volume_src['id']) volume_dst = volume_api.create(self.context, size=1, name='fake_name', description='fake_desc', source_volume=volume_src) self.assertEqual(volume_dst['availability_zone'], 'az2') self.assertRaises(exception.InvalidInput, volume_api.create, self.context, size=1, name='fake_name', description='fake_desc', source_volume=volume_src, availability_zone='nova')
**** CubicPower OpenStack Study **** def fake_list_availability_zones(): return ({'name': 'nova', 'available': True}, {'name': 'az2', 'available': True}) self.stubs.Set(volume_api, 'list_availability_zones', fake_list_availability_zones) volume_src = tests_utils.create_volume(self.context, availability_zone='az2', **self.volume_params) self.volume.create_volume(self.context, volume_src['id']) volume_src = db.volume_get(self.context, volume_src['id']) volume_dst = volume_api.create(self.context, size=1, name='fake_name', description='fake_desc', source_volume=volume_src) self.assertEqual(volume_dst['availability_zone'], 'az2') self.assertRaises(exception.InvalidInput, volume_api.create, self.context, size=1, name='fake_name', description='fake_desc', source_volume=volume_src, availability_zone='nova')
**** CubicPower OpenStack Study **** def test_create_volume_from_sourcevol_with_glance_metadata(self): """Test glance metadata can be correctly copied to new volume.""" def fake_create_cloned_volume(volume, src_vref): pass self.stubs.Set(self.volume.driver, 'create_cloned_volume', fake_create_cloned_volume) volume_src = self._create_volume_from_image() self.volume.create_volume(self.context, volume_src['id']) volume_dst = tests_utils.create_volume(self.context, source_volid=volume_src['id'], **self.volume_params) self.volume.create_volume(self.context, volume_dst['id'], source_volid=volume_src['id']) self.assertEqual('available', db.volume_get(context.get_admin_context(), volume_dst['id']).status) src_glancemeta = db.volume_get(context.get_admin_context(), volume_src['id']).volume_glance_metadata dst_glancemeta = db.volume_get(context.get_admin_context(), volume_dst['id']).volume_glance_metadata for meta_src in src_glancemeta: for meta_dst in dst_glancemeta: if meta_dst.key == meta_src.key: self.assertEqual(meta_dst.value, meta_src.value) self.volume.delete_volume(self.context, volume_src['id']) self.volume.delete_volume(self.context, volume_dst['id'])
**** CubicPower OpenStack Study **** def fake_create_cloned_volume(volume, src_vref): pass self.stubs.Set(self.volume.driver, 'create_cloned_volume', fake_create_cloned_volume) volume_src = self._create_volume_from_image() self.volume.create_volume(self.context, volume_src['id']) volume_dst = tests_utils.create_volume(self.context, source_volid=volume_src['id'], **self.volume_params) self.volume.create_volume(self.context, volume_dst['id'], source_volid=volume_src['id']) self.assertEqual('available', db.volume_get(context.get_admin_context(), volume_dst['id']).status) src_glancemeta = db.volume_get(context.get_admin_context(), volume_src['id']).volume_glance_metadata dst_glancemeta = db.volume_get(context.get_admin_context(), volume_dst['id']).volume_glance_metadata for meta_src in src_glancemeta: for meta_dst in dst_glancemeta: if meta_dst.key == meta_src.key: self.assertEqual(meta_dst.value, meta_src.value) self.volume.delete_volume(self.context, volume_src['id']) self.volume.delete_volume(self.context, volume_dst['id'])
**** CubicPower OpenStack Study **** def test_create_volume_from_sourcevol_failed_clone(self): """Test src vol status will be restore by error handling code.""" def fake_error_create_cloned_volume(volume, src_vref): db.volume_update(self.context, src_vref['id'], {'status': 'error'}) raise exception.CinderException('fake exception') self.stubs.Set(self.volume.driver, 'create_cloned_volume', fake_error_create_cloned_volume) volume_src = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume_src['id']) volume_dst = tests_utils.create_volume(self.context, source_volid=volume_src['id'], **self.volume_params) self.assertRaises(exception.CinderException, self.volume.create_volume, self.context, volume_dst['id'], None, None, None, None, None, volume_src['id']) self.assertEqual(volume_src['status'], 'creating') self.volume.delete_volume(self.context, volume_dst['id']) self.volume.delete_volume(self.context, volume_src['id'])
**** CubicPower OpenStack Study **** def fake_error_create_cloned_volume(volume, src_vref): db.volume_update(self.context, src_vref['id'], {'status': 'error'}) raise exception.CinderException('fake exception') self.stubs.Set(self.volume.driver, 'create_cloned_volume', fake_error_create_cloned_volume) volume_src = tests_utils.create_volume(self.context, **self.volume_params) self.volume.create_volume(self.context, volume_src['id']) volume_dst = tests_utils.create_volume(self.context, source_volid=volume_src['id'], **self.volume_params) self.assertRaises(exception.CinderException, self.volume.create_volume, self.context, volume_dst['id'], None, None, None, None, None, volume_src['id']) self.assertEqual(volume_src['status'], 'creating') self.volume.delete_volume(self.context, volume_dst['id']) self.volume.delete_volume(self.context, volume_src['id'])
**** CubicPower OpenStack Study **** def test_list_availability_zones_enabled_service(self): services = [ {'availability_zone': 'ping', 'disabled': 0}, {'availability_zone': 'ping', 'disabled': 1}, {'availability_zone': 'pong', 'disabled': 0}, {'availability_zone': 'pung', 'disabled': 1}, ] def stub_service_get_all_by_topic(*args, **kwargs): return services self.stubs.Set(db, 'service_get_all_by_topic', stub_service_get_all_by_topic) volume_api = cinder.volume.api.API() azs = volume_api.list_availability_zones() expected = ( {'name': 'pung', 'available': False}, {'name': 'pong', 'available': True}, {'name': 'ping', 'available': True}, ) self.assertEqual(expected, azs)
**** CubicPower OpenStack Study **** def stub_service_get_all_by_topic(*args, **kwargs): return services self.stubs.Set(db, 'service_get_all_by_topic', stub_service_get_all_by_topic) volume_api = cinder.volume.api.API() azs = volume_api.list_availability_zones() expected = ( {'name': 'pung', 'available': False}, {'name': 'pong', 'available': True}, {'name': 'ping', 'available': True}, ) self.assertEqual(expected, azs)
**** CubicPower OpenStack Study **** def test_migrate_volume_driver(self): """Test volume migration done by driver.""" # stub out driver and rpc functions self.stubs.Set(self.volume.driver, 'migrate_volume', lambda x, y, z, new_type_id=None: (True, {'user_id': 'foo'})) volume = tests_utils.create_volume(self.context, size=0, host=CONF.host, migration_status='migrating') host_obj = {'host': 'newhost', 'capabilities': {}} self.volume.migrate_volume(self.context, volume['id'], host_obj, False) # check volume properties volume = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(volume['host'], 'newhost') self.assertIsNone(volume['migration_status'])
**** CubicPower OpenStack Study **** def test_migrate_volume_generic(self): def fake_migr(vol, host): raise Exception('should not be called') def fake_delete_volume_rpc(self, ctxt, vol_id): raise Exception('should not be called') def fake_create_volume(self, ctxt, volume, host, req_spec, filters, allow_reschedule=True): db.volume_update(ctxt, volume['id'], {'status': 'available'}) self.stubs.Set(self.volume.driver, 'migrate_volume', fake_migr) self.stubs.Set(volume_rpcapi.VolumeAPI, 'create_volume', fake_create_volume) self.stubs.Set(self.volume.driver, 'copy_volume_data', lambda x, y, z, remote='dest': True) self.stubs.Set(volume_rpcapi.VolumeAPI, 'delete_volume', fake_delete_volume_rpc) volume = tests_utils.create_volume(self.context, size=0, host=CONF.host) host_obj = {'host': 'newhost', 'capabilities': {}} self.volume.migrate_volume(self.context, volume['id'], host_obj, True) volume = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(volume['host'], 'newhost') self.assertIsNone(volume['migration_status'])
**** CubicPower OpenStack Study **** def fake_migr(vol, host): raise Exception('should not be called')
**** CubicPower OpenStack Study **** def fake_delete_volume_rpc(self, ctxt, vol_id): raise Exception('should not be called')
**** CubicPower OpenStack Study **** def fake_create_volume(self, ctxt, volume, host, req_spec, filters, allow_reschedule=True): db.volume_update(ctxt, volume['id'], {'status': 'available'}) self.stubs.Set(self.volume.driver, 'migrate_volume', fake_migr) self.stubs.Set(volume_rpcapi.VolumeAPI, 'create_volume', fake_create_volume) self.stubs.Set(self.volume.driver, 'copy_volume_data', lambda x, y, z, remote='dest': True) self.stubs.Set(volume_rpcapi.VolumeAPI, 'delete_volume', fake_delete_volume_rpc) volume = tests_utils.create_volume(self.context, size=0, host=CONF.host) host_obj = {'host': 'newhost', 'capabilities': {}} self.volume.migrate_volume(self.context, volume['id'], host_obj, True) volume = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(volume['host'], 'newhost') self.assertIsNone(volume['migration_status'])
**** CubicPower OpenStack Study **** def _retype_volume_exec(self, driver, snap=False, policy='on-demand', migrate_exc=False, exc=None, diff_equal=False): elevated = context.get_admin_context() project_id = self.context.project_id db.volume_type_create(elevated, {'name': 'old', 'extra_specs': {}}) old_vol_type = db.volume_type_get_by_name(elevated, 'old') db.volume_type_create(elevated, {'name': 'new', 'extra_specs': {}}) vol_type = db.volume_type_get_by_name(elevated, 'new') db.quota_create(elevated, project_id, 'volumes_new', 10) volume = tests_utils.create_volume(self.context, size=1, host=CONF.host, status='retyping', volume_type_id=old_vol_type['id']) if snap: self._create_snapshot(volume['id'], size=volume['size']) host_obj = {'host': 'newhost', 'capabilities': {}} reserve_opts = {'volumes': 1, 'gigabytes': volume['size']} QUOTAS.add_volume_type_opts(self.context, reserve_opts, vol_type['id']) reservations = QUOTAS.reserve(self.context, project_id=project_id, **reserve_opts) with mock.patch.object(self.volume.driver, 'retype') as _retype: with mock.patch.object(volume_types, 'volume_types_diff') as _diff: with mock.patch.object(self.volume, 'migrate_volume') as _mig: _retype.return_value = driver _diff.return_value = ({}, diff_equal) if migrate_exc: _mig.side_effect = KeyError else: _mig.return_value = True if not exc: self.volume.retype(self.context, volume['id'], vol_type['id'], host_obj, migration_policy=policy, reservations=reservations) else: self.assertRaises(exc, self.volume.retype, self.context, volume['id'], vol_type['id'], host_obj, migration_policy=policy, reservations=reservations) # get volume/quota properties volume = db.volume_get(elevated, volume['id']) try: usage = db.quota_usage_get(elevated, project_id, 'volumes_new') volumes_in_use = usage.in_use except exception.QuotaUsageNotFound: volumes_in_use = 0 # check properties if not exc: self.assertEqual(volume['volume_type_id'], vol_type['id']) self.assertEqual(volume['status'], 'available') self.assertEqual(volume['host'], 'newhost') self.assertEqual(volumes_in_use, 1) else: self.assertEqual(volume['volume_type_id'], old_vol_type['id']) self.assertEqual(volume['status'], 'available') self.assertEqual(volume['host'], CONF.host) self.assertEqual(volumes_in_use, 0)
**** CubicPower OpenStack Study **** def test_retype_volume_driver_success(self): self._retype_volume_exec(True)
**** CubicPower OpenStack Study **** def test_retype_volume_migration_bad_policy(self): # Test volume retype that requires migration by not allowed self._retype_volume_exec(False, policy='never', exc=exception.VolumeMigrationFailed)
**** CubicPower OpenStack Study **** def test_retype_volume_migration_with_snaps(self): self._retype_volume_exec(False, snap=True, exc=exception.InvalidVolume)
**** CubicPower OpenStack Study **** def test_retype_volume_migration_failed(self): self._retype_volume_exec(False, migrate_exc=True, exc=KeyError)
**** CubicPower OpenStack Study **** def test_retype_volume_migration_success(self): self._retype_volume_exec(False, migrate_exc=False, exc=None)
**** CubicPower OpenStack Study **** def test_retype_volume_migration_equal_types(self): self._retype_volume_exec(False, diff_equal=True)
**** CubicPower OpenStack Study **** def test_migrate_driver_not_initialized(self): volume = tests_utils.create_volume(self.context, size=0, host=CONF.host) host_obj = {'host': 'newhost', 'capabilities': {}} self.volume.driver._initialized = False self.assertRaises(exception.DriverNotInitialized, self.volume.migrate_volume, self.context, volume['id'], host_obj, True) volume = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(volume.migration_status, 'error') # NOTE(flaper87): Set initialized to True, # lets cleanup the mess. self.volume.driver._initialized = True self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** def test_update_volume_readonly_flag(self): """Test volume readonly flag can be updated at API level.""" # create a volume and assign to host volume = tests_utils.create_volume(self.context, admin_metadata={'readonly': 'True'}, **self.volume_params) self.volume.create_volume(self.context, volume['id']) volume['status'] = 'in-use' volume_api = cinder.volume.api.API() # Update fails when status != available self.assertRaises(exception.InvalidVolume, volume_api.update_readonly_flag, self.context, volume, False) volume['status'] = 'available' # works when volume in 'available' status volume_api.update_readonly_flag(self.context, volume, False) volume = db.volume_get(context.get_admin_context(), volume['id']) self.assertEqual(volume['status'], 'available') admin_metadata = volume['volume_admin_metadata'] self.assertEqual(len(admin_metadata), 1) self.assertEqual(admin_metadata[0]['key'], 'readonly') self.assertEqual(admin_metadata[0]['value'], 'False') # clean up self.volume.delete_volume(self.context, volume['id'])
**** CubicPower OpenStack Study **** class CopyVolumeToImageTestCase(BaseVolumeTestCase):
**** CubicPower OpenStack Study **** def fake_local_path(self, volume): return self.dst_path
**** CubicPower OpenStack Study **** def setUp(self): super(CopyVolumeToImageTestCase, self).setUp() self.dst_fd, self.dst_path = tempfile.mkstemp() os.close(self.dst_fd) self.stubs.Set(self.volume.driver, 'local_path', self.fake_local_path) self.image_meta = { 'id': '70a599e0-31e7-49b7-b260-868f441e862b', 'container_format': 'bare', 'disk_format': 'raw' } self.volume_id = 1 self.volume_attrs = { 'id': self.volume_id, 'updated_at': datetime.datetime(1, 1, 1, 1, 1, 1), 'display_description': 'Test Desc', 'size': 20, 'status': 'uploading', 'host': 'dummy' }
**** CubicPower OpenStack Study **** def tearDown(self): db.volume_destroy(self.context, self.volume_id) os.unlink(self.dst_path) super(CopyVolumeToImageTestCase, self).tearDown()
**** CubicPower OpenStack Study **** def test_copy_volume_to_image_status_available(self): # creating volume testdata self.volume_attrs['instance_uuid'] = None db.volume_create(self.context, self.volume_attrs) # start test self.volume.copy_volume_to_image(self.context, self.volume_id, self.image_meta) volume = db.volume_get(self.context, self.volume_id) self.assertEqual(volume['status'], 'available')
**** CubicPower OpenStack Study **** def test_copy_volume_to_image_status_use(self): self.image_meta['id'] = 'a440c04b-79fa-479c-bed1-0b816eaec379' # creating volume testdata self.volume_attrs['instance_uuid'] = 'b21f957d-a72f-4b93-b5a5-' \ '45b1161abb02' db.volume_create(self.context, self.volume_attrs) # start test self.volume.copy_volume_to_image(self.context, self.volume_id, self.image_meta) volume = db.volume_get(self.context, self.volume_id) self.assertEqual(volume['status'], 'in-use')
**** CubicPower OpenStack Study **** def test_copy_volume_to_image_exception(self): self.image_meta['id'] = FAKE_UUID # creating volume testdata self.volume_attrs['status'] = 'in-use' db.volume_create(self.context, self.volume_attrs) # start test self.assertRaises(exception.ImageNotFound, self.volume.copy_volume_to_image, self.context, self.volume_id, self.image_meta) volume = db.volume_get(self.context, self.volume_id) self.assertEqual(volume['status'], 'available')
**** CubicPower OpenStack Study **** class GetActiveByWindowTestCase(BaseVolumeTestCase):
**** CubicPower OpenStack Study **** def setUp(self): super(GetActiveByWindowTestCase, self).setUp() self.ctx = context.get_admin_context(read_deleted="yes") self.db_attrs = [ { 'id': 1, 'host': 'devstack', 'project_id': 'p1', 'created_at': datetime.datetime(1, 1, 1, 1, 1, 1), 'deleted': True, 'status': 'deleted', 'deleted_at': datetime.datetime(1, 2, 1, 1, 1, 1), }, { 'id': 2, 'host': 'devstack', 'project_id': 'p1', 'created_at': datetime.datetime(1, 1, 1, 1, 1, 1), 'deleted': True, 'status': 'deleted', 'deleted_at': datetime.datetime(1, 3, 10, 1, 1, 1), }, { 'id': 3, 'host': 'devstack', 'project_id': 'p1', 'created_at': datetime.datetime(1, 1, 1, 1, 1, 1), 'deleted': True, 'status': 'deleted', 'deleted_at': datetime.datetime(1, 5, 1, 1, 1, 1), }, { 'id': 4, 'host': 'devstack', 'project_id': 'p1', 'created_at': datetime.datetime(1, 3, 10, 1, 1, 1), }, { 'id': 5, 'host': 'devstack', 'project_id': 'p1', 'created_at': datetime.datetime(1, 5, 1, 1, 1, 1), } ]
**** CubicPower OpenStack Study **** def test_volume_get_active_by_window(self): # Find all all volumes valid within a timeframe window. # Not in window db.volume_create(self.ctx, self.db_attrs[0]) # In - deleted in window db.volume_create(self.ctx, self.db_attrs[1]) # In - deleted after window db.volume_create(self.ctx, self.db_attrs[2]) # In - created in window db.volume_create(self.context, self.db_attrs[3]) # Not of window. db.volume_create(self.context, self.db_attrs[4]) volumes = db.volume_get_active_by_window( self.context, datetime.datetime(1, 3, 1, 1, 1, 1), datetime.datetime(1, 4, 1, 1, 1, 1), project_id='p1') self.assertEqual(len(volumes), 3) self.assertEqual(volumes[0].id, u'2') self.assertEqual(volumes[1].id, u'3') self.assertEqual(volumes[2].id, u'4')
**** CubicPower OpenStack Study **** def test_snapshot_get_active_by_window(self): # Find all all snapshots valid within a timeframe window. vol = db.volume_create(self.context, {'id': 1}) for i in range(5): self.db_attrs[i]['volume_id'] = 1 # Not in window db.snapshot_create(self.ctx, self.db_attrs[0]) # In - deleted in window db.snapshot_create(self.ctx, self.db_attrs[1]) # In - deleted after window db.snapshot_create(self.ctx, self.db_attrs[2]) # In - created in window db.snapshot_create(self.context, self.db_attrs[3]) # Not of window. db.snapshot_create(self.context, self.db_attrs[4]) snapshots = db.snapshot_get_active_by_window( self.context, datetime.datetime(1, 3, 1, 1, 1, 1), datetime.datetime(1, 4, 1, 1, 1, 1), project_id='p1') self.assertEqual(len(snapshots), 3) self.assertEqual(snapshots[0].id, u'2') self.assertEqual(snapshots[0].volume.id, u'1') self.assertEqual(snapshots[1].id, u'3') self.assertEqual(snapshots[1].volume.id, u'1') self.assertEqual(snapshots[2].id, u'4') self.assertEqual(snapshots[2].volume.id, u'1')
**** CubicPower OpenStack Study **** class DriverTestCase(test.TestCase): """Base Test class for Drivers.""" driver_name = "cinder.volume.driver.FakeBaseDriver"
**** CubicPower OpenStack Study **** def setUp(self): super(DriverTestCase, self).setUp() vol_tmpdir = tempfile.mkdtemp() self.flags(volume_driver=self.driver_name, volumes_dir=vol_tmpdir) self.volume = importutils.import_object(CONF.volume_manager) self.context = context.get_admin_context() self.output = "" self.stubs.Set(iscsi.TgtAdm, '_get_target', self.fake_get_target) self.stubs.Set(brick_lvm.LVM, '_vg_exists', lambda x: True) def _fake_execute(_command, *_args, **_kwargs): """Fake _execute.""" return self.output, None self.volume.driver.set_execute(_fake_execute) self.volume.driver.set_initialized()
**** CubicPower OpenStack Study **** def _fake_execute(_command, *_args, **_kwargs): """Fake _execute.""" return self.output, None self.volume.driver.set_execute(_fake_execute) self.volume.driver.set_initialized()
**** CubicPower OpenStack Study **** def tearDown(self): try: shutil.rmtree(CONF.volumes_dir) except OSError: pass super(DriverTestCase, self).tearDown()
**** CubicPower OpenStack Study **** def fake_get_target(obj, iqn): return 1
**** CubicPower OpenStack Study **** def _attach_volume(self): """Attach volumes to an instance.""" return []
**** CubicPower OpenStack Study **** def _detach_volume(self, volume_id_list): """Detach volumes from an instance.""" for volume_id in volume_id_list: db.volume_detached(self.context, volume_id) self.volume.delete_volume(self.context, volume_id)
**** CubicPower OpenStack Study **** class GenericVolumeDriverTestCase(DriverTestCase): """Test case for VolumeDriver.""" driver_name = "cinder.tests.fake_driver.LoggingVolumeDriver"
**** CubicPower OpenStack Study **** def test_backup_volume(self): vol = tests_utils.create_volume(self.context) backup = {'volume_id': vol['id']} properties = {} attach_info = {'device': {'path': '/dev/null'}} backup_service = self.mox.CreateMock(backup_driver.BackupDriver) root_helper = 'sudo cinder-rootwrap /etc/cinder/rootwrap.conf' self.mox.StubOutWithMock(self.volume.driver.db, 'volume_get') self.mox.StubOutWithMock(cinder.brick.initiator.connector, 'get_connector_properties') self.mox.StubOutWithMock(self.volume.driver, '_attach_volume') self.mox.StubOutWithMock(os, 'getuid') self.mox.StubOutWithMock(utils, 'execute') self.mox.StubOutWithMock(fileutils, 'file_open') self.mox.StubOutWithMock(self.volume.driver, '_detach_volume') self.mox.StubOutWithMock(self.volume.driver, 'terminate_connection') self.volume.driver.db.volume_get(self.context, vol['id']).\ AndReturn(vol) cinder.brick.initiator.connector.\ get_connector_properties(root_helper, CONF.my_ip).\ AndReturn(properties) self.volume.driver._attach_volume(self.context, vol, properties).\ AndReturn(attach_info) os.getuid() utils.execute('chown', None, '/dev/null', run_as_root=True) f = fileutils.file_open('/dev/null').AndReturn(file('/dev/null')) backup_service.backup(backup, f) utils.execute('chown', 0, '/dev/null', run_as_root=True) self.volume.driver._detach_volume(self.context, attach_info, vol, properties) self.mox.ReplayAll() self.volume.driver.backup_volume(self.context, backup, backup_service) self.mox.UnsetStubs()
**** CubicPower OpenStack Study **** def test_restore_backup(self): vol = tests_utils.create_volume(self.context) backup = {'volume_id': vol['id'], 'id': 'backup-for-%s' % vol['id']} properties = {} attach_info = {'device': {'path': '/dev/null'}} root_helper = 'sudo cinder-rootwrap /etc/cinder/rootwrap.conf' backup_service = self.mox.CreateMock(backup_driver.BackupDriver) self.mox.StubOutWithMock(cinder.brick.initiator.connector, 'get_connector_properties') self.mox.StubOutWithMock(self.volume.driver, '_attach_volume') self.mox.StubOutWithMock(os, 'getuid') self.mox.StubOutWithMock(utils, 'execute') self.mox.StubOutWithMock(fileutils, 'file_open') self.mox.StubOutWithMock(self.volume.driver, '_detach_volume') self.mox.StubOutWithMock(self.volume.driver, 'terminate_connection') cinder.brick.initiator.connector.\ get_connector_properties(root_helper, CONF.my_ip).\ AndReturn(properties) self.volume.driver._attach_volume(self.context, vol, properties).\ AndReturn(attach_info) os.getuid() utils.execute('chown', None, '/dev/null', run_as_root=True) f = fileutils.file_open('/dev/null', 'wb').AndReturn(file('/dev/null')) backup_service.restore(backup, vol['id'], f) utils.execute('chown', 0, '/dev/null', run_as_root=True) self.volume.driver._detach_volume(self.context, attach_info, vol, properties) self.mox.ReplayAll() self.volume.driver.restore_backup(self.context, backup, vol, backup_service) self.mox.UnsetStubs()
**** CubicPower OpenStack Study **** class LVMISCSIVolumeDriverTestCase(DriverTestCase): """Test case for VolumeDriver""" driver_name = "cinder.volume.drivers.lvm.LVMISCSIDriver"
**** CubicPower OpenStack Study **** def test_delete_busy_volume(self): """Test deleting a busy volume.""" self.stubs.Set(self.volume.driver, '_volume_not_present', lambda x: False) self.stubs.Set(self.volume.driver, '_delete_volume', lambda x: False) self.volume.driver.vg = FakeBrickLVM('cinder-volumes', False, None, 'default') self.stubs.Set(self.volume.driver.vg, 'lv_has_snapshot', lambda x: True) self.assertRaises(exception.VolumeIsBusy, self.volume.driver.delete_volume, {'name': 'test1', 'size': 1024}) self.stubs.Set(self.volume.driver.vg, 'lv_has_snapshot', lambda x: False) self.output = 'x' self.volume.driver.delete_volume({'name': 'test1', 'size': 1024})
**** CubicPower OpenStack Study **** def test_lvm_migrate_volume_no_loc_info(self): host = {'capabilities': {}} vol = {'name': 'test', 'id': 1, 'size': 1, 'status': 'available'} moved, model_update = self.volume.driver.migrate_volume(self.context, vol, host) self.assertEqual(moved, False) self.assertIsNone(model_update)
**** CubicPower OpenStack Study **** def test_lvm_migrate_volume_bad_loc_info(self): capabilities = {'location_info': 'foo'} host = {'capabilities': capabilities} vol = {'name': 'test', 'id': 1, 'size': 1, 'status': 'available'} moved, model_update = self.volume.driver.migrate_volume(self.context, vol, host) self.assertEqual(moved, False) self.assertIsNone(model_update)
**** CubicPower OpenStack Study **** def test_lvm_migrate_volume_diff_driver(self): capabilities = {'location_info': 'FooDriver:foo:bar:default:0'} host = {'capabilities': capabilities} vol = {'name': 'test', 'id': 1, 'size': 1, 'status': 'available'} moved, model_update = self.volume.driver.migrate_volume(self.context, vol, host) self.assertEqual(moved, False) self.assertIsNone(model_update)
**** CubicPower OpenStack Study **** def test_lvm_migrate_volume_diff_host(self): capabilities = {'location_info': 'LVMVolumeDriver:foo:bar:default:0'} host = {'capabilities': capabilities} vol = {'name': 'test', 'id': 1, 'size': 1, 'status': 'available'} moved, model_update = self.volume.driver.migrate_volume(self.context, vol, host) self.assertEqual(moved, False) self.assertIsNone(model_update)
**** CubicPower OpenStack Study **** def test_lvm_migrate_volume_in_use(self): hostname = socket.gethostname() capabilities = {'location_info': 'LVMVolumeDriver:%s:bar' % hostname} host = {'capabilities': capabilities} vol = {'name': 'test', 'id': 1, 'size': 1, 'status': 'in-use'} moved, model_update = self.volume.driver.migrate_volume(self.context, vol, host) self.assertEqual(moved, False) self.assertIsNone(model_update)
**** CubicPower OpenStack Study **** def test_lvm_volume_group_missing(self): hostname = socket.gethostname() capabilities = {'location_info': 'LVMVolumeDriver:%s:' 'cinder-volumes-3:default:0' % hostname} host = {'capabilities': capabilities} vol = {'name': 'test', 'id': 1, 'size': 1, 'status': 'available'} def get_all_volume_groups(): return [{'name': 'cinder-volumes-2'}] self.stubs.Set(volutils, 'get_all_volume_groups', get_all_volume_groups) self.volume.driver.vg = FakeBrickLVM('cinder-volumes', False, None, 'default') moved, model_update = self.volume.driver.migrate_volume(self.context, vol, host) self.assertEqual(moved, False) self.assertIsNone(model_update)
**** CubicPower OpenStack Study **** def get_all_volume_groups(): return [{'name': 'cinder-volumes-2'}] self.stubs.Set(volutils, 'get_all_volume_groups', get_all_volume_groups) self.volume.driver.vg = FakeBrickLVM('cinder-volumes', False, None, 'default') moved, model_update = self.volume.driver.migrate_volume(self.context, vol, host) self.assertEqual(moved, False) self.assertIsNone(model_update)
**** CubicPower OpenStack Study **** def test_lvm_migrate_volume_proceed(self): hostname = socket.gethostname() capabilities = {'location_info': 'LVMVolumeDriver:%s:' 'cinder-volumes-2:default:0' % hostname} host = {'capabilities': capabilities} vol = {'name': 'test', 'id': 1, 'size': 1, 'status': 'available'} def fake_execute(*args, **kwargs): pass def get_all_volume_groups(): # NOTE(flaper87) Return just the destination # host to test the check of dest VG existence. return [{'name': 'cinder-volumes-2'}] def _fake_get_all_physical_volumes(obj, root_helper, vg_name): return [{}] self.stubs.Set(brick_lvm.LVM, 'get_all_physical_volumes', _fake_get_all_physical_volumes) self.stubs.Set(self.volume.driver, '_execute', fake_execute) self.stubs.Set(volutils, 'copy_volume', lambda x, y, z, sync=False, execute='foo', blocksize=mox.IgnoreArg(): None) self.stubs.Set(volutils, 'get_all_volume_groups', get_all_volume_groups) self.stubs.Set(self.volume.driver, '_delete_volume', lambda x: None) self.stubs.Set(self.volume.driver, '_create_export', lambda x, y, vg='vg': None) self.volume.driver.vg = FakeBrickLVM('cinder-volumes', False, None, 'default') moved, model_update = self.volume.driver.migrate_volume(self.context, vol, host) self.assertEqual(moved, True) self.assertIsNone(model_update) @staticmethod
**** CubicPower OpenStack Study **** def fake_execute(*args, **kwargs): pass
**** CubicPower OpenStack Study **** def get_all_volume_groups(): # NOTE(flaper87) Return just the destination # host to test the check of dest VG existence. return [{'name': 'cinder-volumes-2'}]
**** CubicPower OpenStack Study **** def _fake_get_all_physical_volumes(obj, root_helper, vg_name): return [{}] self.stubs.Set(brick_lvm.LVM, 'get_all_physical_volumes', _fake_get_all_physical_volumes) self.stubs.Set(self.volume.driver, '_execute', fake_execute) self.stubs.Set(volutils, 'copy_volume', lambda x, y, z, sync=False, execute='foo', blocksize=mox.IgnoreArg(): None) self.stubs.Set(volutils, 'get_all_volume_groups', get_all_volume_groups) self.stubs.Set(self.volume.driver, '_delete_volume', lambda x: None) self.stubs.Set(self.volume.driver, '_create_export', lambda x, y, vg='vg': None) self.volume.driver.vg = FakeBrickLVM('cinder-volumes', False, None, 'default') moved, model_update = self.volume.driver.migrate_volume(self.context, vol, host) self.assertEqual(moved, True) self.assertIsNone(model_update) @staticmethod
**** CubicPower OpenStack Study **** def _get_manage_existing_lvs(name): """Helper method used by the manage_existing tests below.""" lvs = [{'name': 'fake_lv', 'size': '1.75'}, {'name': 'fake_lv_bad_size', 'size': 'Not a float'}] for lv in lvs: if lv['name'] == name: return lv
**** CubicPower OpenStack Study **** def _setup_stubs_for_manage_existing(self): """Helper to set up common stubs for the manage_existing tests.""" self.volume.driver.vg = FakeBrickLVM('cinder-volumes', False, None, 'default') self.stubs.Set(self.volume.driver.vg, 'get_volume', self._get_manage_existing_lvs)
**** CubicPower OpenStack Study **** def test_lvm_manage_existing(self): """Good pass on managing an LVM volume. This test case ensures that, when a logical volume with the specified name exists, and the size is as expected, no error is returned from driver.manage_existing, and that the rename_volume function is called in the Brick LVM code with the correct arguments. """ self._setup_stubs_for_manage_existing() ref = {'lv_name': 'fake_lv'} vol = {'name': 'test', 'id': 1, 'size': 0} def _rename_volume(old_name, new_name): self.assertEqual(old_name, ref['lv_name']) self.assertEqual(new_name, vol['name']) self.stubs.Set(self.volume.driver.vg, 'rename_volume', _rename_volume) size = self.volume.driver.manage_existing_get_size(vol, ref) self.assertEqual(size, 2) model_update = self.volume.driver.manage_existing(vol, ref) self.assertIsNone(model_update)
**** CubicPower OpenStack Study **** def _rename_volume(old_name, new_name): self.assertEqual(old_name, ref['lv_name']) self.assertEqual(new_name, vol['name']) self.stubs.Set(self.volume.driver.vg, 'rename_volume', _rename_volume) size = self.volume.driver.manage_existing_get_size(vol, ref) self.assertEqual(size, 2) model_update = self.volume.driver.manage_existing(vol, ref) self.assertIsNone(model_update)
**** CubicPower OpenStack Study **** def test_lvm_manage_existing_bad_size(self): """Make sure correct exception on bad size returned from LVM. This test case ensures that the correct exception is raised when the information returned for the existing LVs is not in the format that the manage_existing code expects. """ self._setup_stubs_for_manage_existing() ref = {'lv_name': 'fake_lv_bad_size'} vol = {'name': 'test', 'id': 1, 'size': 2} self.assertRaises(exception.VolumeBackendAPIException, self.volume.driver.manage_existing_get_size, vol, ref)
**** CubicPower OpenStack Study **** def test_lvm_manage_existing_bad_ref(self): """Error case where specified LV doesn't exist. This test case ensures that the correct exception is raised when the caller attempts to manage a volume that does not exist. """ self._setup_stubs_for_manage_existing() ref = {'lv_name': 'fake_nonexistent_lv'} vol = {'name': 'test', 'id': 1, 'size': 0, 'status': 'available'} self.assertRaises(exception.ManageExistingInvalidReference, self.volume.driver.manage_existing_get_size, vol, ref)
**** CubicPower OpenStack Study **** class LVMVolumeDriverTestCase(DriverTestCase): """Test case for VolumeDriver""" driver_name = "cinder.volume.drivers.lvm.LVMVolumeDriver" FAKE_VOLUME = {'name': 'test1', 'id': 'test1'}
**** CubicPower OpenStack Study **** def test_delete_volume_invalid_parameter(self): configuration = conf.Configuration(fake_opt, 'fake_group') configuration.volume_clear = 'zero' configuration.volume_clear_size = 0 lvm_driver = lvm.LVMVolumeDriver(configuration=configuration) self.mox.StubOutWithMock(os.path, 'exists') os.path.exists(mox.IgnoreArg()).AndReturn(True) self.mox.ReplayAll() # Test volume without 'size' field and 'volume_size' field self.assertRaises(exception.InvalidParameterValue, lvm_driver._delete_volume, self.FAKE_VOLUME)
**** CubicPower OpenStack Study **** def test_delete_volume_bad_path(self): configuration = conf.Configuration(fake_opt, 'fake_group') configuration.volume_clear = 'zero' configuration.volume_clear_size = 0 volume = dict(self.FAKE_VOLUME, size=1) lvm_driver = lvm.LVMVolumeDriver(configuration=configuration) self.mox.StubOutWithMock(os.path, 'exists') os.path.exists(mox.IgnoreArg()).AndReturn(False) self.mox.ReplayAll() self.assertRaises(exception.VolumeBackendAPIException, lvm_driver._delete_volume, volume)
**** CubicPower OpenStack Study **** def test_delete_volume_thinlvm_snap(self): configuration = conf.Configuration(fake_opt, 'fake_group') configuration.volume_clear = 'zero' configuration.volume_clear_size = 0 configuration.lvm_type = 'thin' lvm_driver = lvm.LVMISCSIDriver(configuration=configuration, vg_obj=mox.MockAnything()) # Ensures that copy_volume is not called for ThinLVM self.mox.StubOutWithMock(volutils, 'copy_volume') self.mox.StubOutWithMock(volutils, 'clear_volume') self.mox.StubOutWithMock(lvm_driver, '_execute') self.mox.ReplayAll() uuid = '00000000-0000-0000-0000-c3aa7ee01536' fake_snapshot = {'name': 'volume-' + uuid, 'id': uuid, 'size': 123} lvm_driver._delete_volume(fake_snapshot, is_snapshot=True)
**** CubicPower OpenStack Study **** class ISCSITestCase(DriverTestCase): """Test Case for ISCSIDriver""" driver_name = "cinder.volume.drivers.lvm.LVMISCSIDriver" base_driver = driver.ISCSIDriver
**** CubicPower OpenStack Study **** def setUp(self): super(ISCSITestCase, self).setUp() self.configuration = mox.MockObject(conf.Configuration) self.configuration.num_iscsi_scan_tries = 3 self.configuration.iscsi_num_targets = 100 self.configuration.iscsi_target_prefix = 'iqn.2010-10.org.openstack:' self.configuration.iscsi_ip_address = '0.0.0.0' self.configuration.iscsi_port = 3260
**** CubicPower OpenStack Study **** def _attach_volume(self): """Attach volumes to an instance.""" volume_id_list = [] for index in xrange(3): vol = {} vol['size'] = 0 vol_ref = db.volume_create(self.context, vol) self.volume.create_volume(self.context, vol_ref['id']) vol_ref = db.volume_get(self.context, vol_ref['id']) # each volume has a different mountpoint mountpoint = "/dev/sd" + chr((ord('b') + index)) instance_uuid = '12345678-1234-5678-1234-567812345678' db.volume_attached(self.context, vol_ref['id'], instance_uuid, mountpoint) volume_id_list.append(vol_ref['id']) return volume_id_list
**** CubicPower OpenStack Study **** def test_do_iscsi_discovery(self): self.configuration.append_config_values(mox.IgnoreArg()) iscsi_driver = self.base_driver(configuration=self.configuration) iscsi_driver._execute = lambda *a, **kw: \ ("%s dummy" % CONF.iscsi_ip_address, '') volume = {"name": "dummy", "host": "0.0.0.0"} iscsi_driver._do_iscsi_discovery(volume)
**** CubicPower OpenStack Study **** def test_get_iscsi_properties(self): volume = {"provider_location": '', "id": "0", "provider_auth": "a b c", "attached_mode": "rw"} iscsi_driver = self.base_driver(configuration=self.configuration) iscsi_driver._do_iscsi_discovery = lambda v: "0.0.0.0:0000,0 iqn:iqn 0" result = iscsi_driver._get_iscsi_properties(volume) self.assertEqual(result["target_portal"], "0.0.0.0:0000") self.assertEqual(result["target_iqn"], "iqn:iqn") self.assertEqual(result["target_lun"], 0)
**** CubicPower OpenStack Study **** def test_get_volume_stats(self): def _fake_get_all_physical_volumes(obj, root_helper, vg_name): return [{}] def _fake_get_all_volume_groups(obj, vg_name=None, no_suffix=True): return [{'name': 'cinder-volumes', 'size': '5.52', 'available': '0.52', 'lv_count': '2', 'uuid': 'vR1JU3-FAKE-C4A9-PQFh-Mctm-9FwA-Xwzc1m'}] self.stubs.Set(brick_lvm.LVM, 'get_all_volume_groups', _fake_get_all_volume_groups) self.stubs.Set(brick_lvm.LVM, 'get_all_physical_volumes', _fake_get_all_physical_volumes) self.volume.driver.vg = brick_lvm.LVM('cinder-volumes', 'sudo') self.volume.driver._update_volume_stats() stats = self.volume.driver._stats self.assertEqual(stats['total_capacity_gb'], float('5.52')) self.assertEqual(stats['free_capacity_gb'], float('0.52'))
**** CubicPower OpenStack Study **** def _fake_get_all_physical_volumes(obj, root_helper, vg_name): return [{}]
**** CubicPower OpenStack Study **** def _fake_get_all_volume_groups(obj, vg_name=None, no_suffix=True): return [{'name': 'cinder-volumes', 'size': '5.52', 'available': '0.52', 'lv_count': '2', 'uuid': 'vR1JU3-FAKE-C4A9-PQFh-Mctm-9FwA-Xwzc1m'}] self.stubs.Set(brick_lvm.LVM, 'get_all_volume_groups', _fake_get_all_volume_groups) self.stubs.Set(brick_lvm.LVM, 'get_all_physical_volumes', _fake_get_all_physical_volumes) self.volume.driver.vg = brick_lvm.LVM('cinder-volumes', 'sudo') self.volume.driver._update_volume_stats() stats = self.volume.driver._stats self.assertEqual(stats['total_capacity_gb'], float('5.52')) self.assertEqual(stats['free_capacity_gb'], float('0.52'))
**** CubicPower OpenStack Study **** def test_validate_connector(self): iscsi_driver = self.base_driver(configuration=self.configuration) # Validate a valid connector connector = {'ip': '10.0.0.2', 'host': 'fakehost', 'initiator': 'iqn.2012-07.org.fake:01'} iscsi_driver.validate_connector(connector) # Validate a connector without the initiator connector = {'ip': '10.0.0.2', 'host': 'fakehost'} self.assertRaises(exception.VolumeBackendAPIException, iscsi_driver.validate_connector, connector)
**** CubicPower OpenStack Study **** class ISERTestCase(ISCSITestCase): """Test Case for ISERDriver.""" driver_name = "cinder.volume.drivers.lvm.LVMISERDriver" base_driver = driver.ISERDriver
**** CubicPower OpenStack Study **** def setUp(self): super(ISERTestCase, self).setUp() self.configuration = mox.MockObject(conf.Configuration) self.configuration.num_iser_scan_tries = 3 self.configuration.iser_num_targets = 100 self.configuration.iser_target_prefix = 'iqn.2010-10.org.openstack:' self.configuration.iser_ip_address = '0.0.0.0' self.configuration.iser_port = 3260
**** CubicPower OpenStack Study **** def test_get_volume_stats(self): def _fake_get_all_physical_volumes(obj, root_helper, vg_name): return [{}] def _fake_get_all_volume_groups(obj, vg_name=None, no_suffix=True): return [{'name': 'cinder-volumes', 'size': '5.52', 'available': '0.52', 'lv_count': '2', 'uuid': 'vR1JU3-FAKE-C4A9-PQFh-Mctm-9FwA-Xwzc1m'}] self.stubs.Set(brick_lvm.LVM, 'get_all_physical_volumes', _fake_get_all_physical_volumes) self.stubs.Set(brick_lvm.LVM, 'get_all_volume_groups', _fake_get_all_volume_groups) self.volume.driver.vg = brick_lvm.LVM('cinder-volumes', 'sudo') stats = self.volume.driver.get_volume_stats(refresh=True) self.assertEqual(stats['total_capacity_gb'], float('5.52')) self.assertEqual(stats['free_capacity_gb'], float('0.52')) self.assertEqual(stats['storage_protocol'], 'iSER')
**** CubicPower OpenStack Study **** def _fake_get_all_physical_volumes(obj, root_helper, vg_name): return [{}]
**** CubicPower OpenStack Study **** def _fake_get_all_volume_groups(obj, vg_name=None, no_suffix=True): return [{'name': 'cinder-volumes', 'size': '5.52', 'available': '0.52', 'lv_count': '2', 'uuid': 'vR1JU3-FAKE-C4A9-PQFh-Mctm-9FwA-Xwzc1m'}] self.stubs.Set(brick_lvm.LVM, 'get_all_physical_volumes', _fake_get_all_physical_volumes) self.stubs.Set(brick_lvm.LVM, 'get_all_volume_groups', _fake_get_all_volume_groups) self.volume.driver.vg = brick_lvm.LVM('cinder-volumes', 'sudo') stats = self.volume.driver.get_volume_stats(refresh=True) self.assertEqual(stats['total_capacity_gb'], float('5.52')) self.assertEqual(stats['free_capacity_gb'], float('0.52')) self.assertEqual(stats['storage_protocol'], 'iSER')
**** CubicPower OpenStack Study **** def test_get_volume_stats2(self): iser_driver = self.base_driver(configuration=self.configuration) stats = iser_driver.get_volume_stats(refresh=True) self.assertEqual(stats['total_capacity_gb'], 'infinite') self.assertEqual(stats['free_capacity_gb'], 'infinite') self.assertEqual(stats['storage_protocol'], 'iSER')
**** CubicPower OpenStack Study **** class FibreChannelTestCase(DriverTestCase): """Test Case for FibreChannelDriver.""" driver_name = "cinder.volume.driver.FibreChannelDriver"
**** CubicPower OpenStack Study **** def test_initialize_connection(self): self.driver = driver.FibreChannelDriver() self.driver.do_setup(None) self.assertRaises(NotImplementedError, self.driver.initialize_connection, {}, {})
**** CubicPower OpenStack Study **** class VolumePolicyTestCase(test.TestCase):
**** CubicPower OpenStack Study **** def setUp(self): super(VolumePolicyTestCase, self).setUp() cinder.policy.reset() cinder.policy.init() self.context = context.get_admin_context() self.stubs.Set(brick_lvm.LVM, '_vg_exists', lambda x: True)
**** CubicPower OpenStack Study **** def tearDown(self): super(VolumePolicyTestCase, self).tearDown() cinder.policy.reset()
**** CubicPower OpenStack Study **** def _set_rules(self, rules): cinder.common.policy.set_brain(cinder.common.policy.Brain(rules))
**** CubicPower OpenStack Study **** def test_check_policy(self): self.mox.StubOutWithMock(cinder.policy, 'enforce') target = { 'project_id': self.context.project_id, 'user_id': self.context.user_id, } cinder.policy.enforce(self.context, 'volume:attach', target) self.mox.ReplayAll() cinder.volume.api.check_policy(self.context, 'attach')
**** CubicPower OpenStack Study **** def test_check_policy_with_target(self): self.mox.StubOutWithMock(cinder.policy, 'enforce') target = { 'project_id': self.context.project_id, 'user_id': self.context.user_id, 'id': 2, } cinder.policy.enforce(self.context, 'volume:attach', target) self.mox.ReplayAll() cinder.volume.api.check_policy(self.context, 'attach', {'id': 2})
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