171 lines
7.5 KiB
Python
171 lines
7.5 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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from oslo_utils import uuidutils
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from cinder.objects import fields
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from cinder.tests.functional import functional_helpers
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from cinder.volume import configuration
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class GroupReplicationTest(functional_helpers._FunctionalTestBase):
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_vol_type_name = 'functional_test_type'
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_grp_type_name = 'functional_grp_test_type'
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_osapi_version = '3.38'
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def setUp(self):
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super(GroupReplicationTest, self).setUp()
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self.volume_type = self.api.create_type(self._vol_type_name)
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extra_specs = {"replication_enabled": "<is> True"}
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self.api.create_volume_type_extra_specs(self.volume_type['id'],
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extra_specs=extra_specs)
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self.volume_type = self.api.get_type(self.volume_type['id'])
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self.group_type = self.api.create_group_type(self._grp_type_name)
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grp_specs = {"group_replication_enabled": "<is> True"}
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self.api.create_group_type_specs(self.group_type['id'],
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group_specs=grp_specs)
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self.group_type = self.api.get_group_type(self.group_type['id'])
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def _get_flags(self):
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f = super(GroupReplicationTest, self)._get_flags()
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f['volume_driver'] = (
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{'v': 'cinder.tests.fake_driver.FakeLoggingVolumeDriver',
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'g': configuration.SHARED_CONF_GROUP})
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f['default_volume_type'] = {'v': self._vol_type_name}
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f['default_group_type'] = {'v': self._grp_type_name}
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return f
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def test_group_replication(self):
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"""Tests group replication APIs."""
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# Create group
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created_group = self.api.post_group(
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{'group': {'group_type': self.group_type['id'],
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'volume_types': [self.volume_type['id']]}})
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self.assertTrue(uuidutils.is_uuid_like(created_group['id']))
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created_group_id = created_group['id']
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# Check it's there
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found_group = self._poll_group_while(created_group_id,
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['creating'])
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self.assertEqual(created_group_id, found_group['id'])
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self.assertEqual(self.group_type['id'], found_group['group_type'])
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self.assertEqual('available', found_group['status'])
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# Create volume
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created_volume = self.api.post_volume(
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{'volume': {'size': 1,
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'group_id': created_group_id,
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'volume_type': self.volume_type['id']}})
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self.assertTrue(uuidutils.is_uuid_like(created_volume['id']))
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created_volume_id = created_volume['id']
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# Check it's there
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found_volume = self.api.get_volume(created_volume_id)
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self.assertEqual(created_volume_id, found_volume['id'])
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self.assertEqual(self._vol_type_name, found_volume['volume_type'])
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self.assertEqual(created_group_id, found_volume['group_id'])
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# Wait (briefly) for creation. Delay is due to the 'message queue'
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found_volume = self._poll_volume_while(created_volume_id, ['creating'])
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# It should be available...
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self.assertEqual('available', found_volume['status'])
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# Test enable replication group
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self.api.enable_group_replication(created_group_id,
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{'enable_replication': {}})
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found_volume = self._poll_volume_while(
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created_volume_id, [fields.ReplicationStatus.ENABLING],
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status_field='replication_status')
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found_group = self._poll_group_while(
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created_group_id, [fields.ReplicationStatus.ENABLING],
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status_field='replication_status')
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self.assertEqual(fields.ReplicationStatus.ENABLED,
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found_group['replication_status'])
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self.assertEqual(fields.ReplicationStatus.ENABLED,
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found_volume['replication_status'])
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# Test list replication group targets
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targets = self.api.list_group_replication_targets(
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created_group_id, {'list_replication_targets': {}})
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self.assertEqual({'replication_targets': []}, targets)
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# Test failover replication group
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self.api.failover_group_replication(
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created_group_id,
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{'failover_replication': {'secondary_backend_id': 'backend1',
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'allow_attached_volume': False}})
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found_volume = self._poll_volume_while(
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created_volume_id, [fields.ReplicationStatus.FAILING_OVER],
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status_field='replication_status')
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found_group = self._poll_group_while(
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created_group_id, [fields.ReplicationStatus.FAILING_OVER],
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status_field='replication_status')
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self.assertEqual(fields.ReplicationStatus.FAILED_OVER,
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found_group['replication_status'])
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self.assertEqual(fields.ReplicationStatus.FAILED_OVER,
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found_volume['replication_status'])
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# Test failback replication group
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self.api.failover_group_replication(
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created_group_id,
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{'failover_replication': {'secondary_backend_id': 'default',
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'allow_attached_volume': False}})
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found_volume = self._poll_volume_while(
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created_volume_id, [fields.ReplicationStatus.FAILING_OVER],
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status_field='replication_status')
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found_group = self._poll_group_while(
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created_group_id, [fields.ReplicationStatus.FAILING_OVER],
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status_field='replication_status')
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self.assertEqual(fields.ReplicationStatus.ENABLED,
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found_group['replication_status'])
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self.assertEqual(fields.ReplicationStatus.ENABLED,
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found_volume['replication_status'])
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# Test disable replication group
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self.api.disable_group_replication(created_group_id,
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{'disable_replication': {}})
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found_volume = self._poll_volume_while(
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created_volume_id, [fields.ReplicationStatus.DISABLING],
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status_field='replication_status')
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found_group = self._poll_group_while(
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created_group_id, [fields.ReplicationStatus.DISABLING],
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status_field='replication_status')
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self.assertEqual(fields.ReplicationStatus.DISABLED,
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found_group['replication_status'])
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self.assertEqual(fields.ReplicationStatus.DISABLED,
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found_volume['replication_status'])
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# Delete the original group
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self.api.delete_group(created_group_id,
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{'delete': {'delete-volumes': True}})
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# Wait (briefly) for deletion. Delay is due to the 'message queue'
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found_volume = self._poll_volume_while(created_volume_id, ['deleting'])
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found_group = self._poll_group_while(created_group_id, ['deleting'])
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# Should be gone
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self.assertIsNone(found_volume)
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self.assertIsNone(found_group)
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