134 lines
5.4 KiB
Python
134 lines
5.4 KiB
Python
# Copyright (C) 2017 Dell Inc. or its subsidiaries.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import ddt
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import mock
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from oslo_config import cfg
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from oslo_utils import importutils
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from cinder import context
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from cinder import exception
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from cinder import objects
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from cinder.objects import fields
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from cinder import quota
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from cinder import test
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from cinder.tests.unit import fake_constants as fake
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from cinder.tests.unit import utils as tests_utils
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from cinder.volume import api as volume_api
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from cinder.volume import configuration as conf
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from cinder.volume import driver
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from cinder.volume import utils as volutils
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GROUP_QUOTAS = quota.GROUP_QUOTAS
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CONF = cfg.CONF
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@ddt.ddt
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class GroupManagerTestCase(test.TestCase):
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def setUp(self):
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super(GroupManagerTestCase, self).setUp()
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self.volume = importutils.import_object(CONF.volume_manager)
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self.configuration = mock.Mock(conf.Configuration)
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self.context = context.get_admin_context()
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self.context.user_id = fake.USER_ID
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self.project_id = fake.PROJECT3_ID
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self.context.project_id = self.project_id
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self.volume.driver.set_initialized()
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self.volume.stats = {'allocated_capacity_gb': 0,
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'pools': {}}
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self.volume_api = volume_api.API()
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@mock.patch.object(GROUP_QUOTAS, "reserve",
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return_value=["RESERVATION"])
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@mock.patch.object(GROUP_QUOTAS, "commit")
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@mock.patch.object(GROUP_QUOTAS, "rollback")
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@mock.patch.object(driver.VolumeDriver,
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"delete_group",
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return_value=({'status': (
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fields.GroupStatus.DELETED)}, []))
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@mock.patch.object(driver.VolumeDriver,
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"enable_replication",
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return_value=(None, []))
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@mock.patch.object(driver.VolumeDriver,
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"disable_replication",
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return_value=(None, []))
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@mock.patch.object(driver.VolumeDriver,
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"failover_replication",
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return_value=(None, []))
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def test_replication_group(self, fake_failover_rep, fake_disable_rep,
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fake_enable_rep, fake_delete_grp,
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fake_rollback, fake_commit, fake_reserve):
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"""Test enable, disable, and failover replication for group."""
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def fake_driver_create_grp(context, group):
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"""Make sure that the pool is part of the host."""
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self.assertIn('host', group)
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host = group.host
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pool = volutils.extract_host(host, level='pool')
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self.assertEqual('fakepool', pool)
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return {'status': fields.GroupStatus.AVAILABLE,
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'replication_status': fields.ReplicationStatus.DISABLING}
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self.mock_object(self.volume.driver, 'create_group',
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fake_driver_create_grp)
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group = tests_utils.create_group(
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self.context,
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availability_zone=CONF.storage_availability_zone,
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volume_type_ids=[fake.VOLUME_TYPE_ID],
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host='fakehost@fakedrv#fakepool',
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group_type_id=fake.GROUP_TYPE_ID)
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group = objects.Group.get_by_id(self.context, group.id)
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self.volume.create_group(self.context, group)
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self.assertEqual(
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group.id,
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objects.Group.get_by_id(context.get_admin_context(),
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group.id).id)
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self.volume.disable_replication(self.context, group)
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group = objects.Group.get_by_id(
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context.get_admin_context(), group.id)
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self.assertEqual(fields.ReplicationStatus.DISABLED,
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group.replication_status)
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group.replication_status = fields.ReplicationStatus.ENABLING
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group.save()
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self.volume.enable_replication(self.context, group)
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group = objects.Group.get_by_id(
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context.get_admin_context(), group.id)
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self.assertEqual(fields.ReplicationStatus.ENABLED,
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group.replication_status)
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group.replication_status = fields.ReplicationStatus.FAILING_OVER
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group.save()
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self.volume.failover_replication(self.context, group)
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group = objects.Group.get_by_id(
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context.get_admin_context(), group.id)
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self.assertEqual(fields.ReplicationStatus.FAILED_OVER,
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group.replication_status)
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targets = self.volume.list_replication_targets(self.context, group)
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self.assertIn('replication_targets', targets)
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self.volume.delete_group(self.context, group)
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grp = objects.Group.get_by_id(
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context.get_admin_context(read_deleted='yes'), group.id)
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self.assertEqual(fields.GroupStatus.DELETED, grp.status)
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self.assertRaises(exception.NotFound,
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objects.Group.get_by_id,
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self.context,
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group.id)
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