91d5fe0573
These tests do exactly the same thing except passing a different size parameter. Change-Id: I4339c1d05f53525b47fbc86dd38763fef71e3c46
181 lines
8.0 KiB
Python
181 lines
8.0 KiB
Python
# 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 testtools
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from testtools import matchers
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from tempest.api.volume import base
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from tempest.common import utils
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from tempest.common import waiters
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from tempest import config
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from tempest.lib.common.utils import data_utils
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from tempest.lib import decorators
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from tempest.lib import exceptions as lib_exc
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CONF = config.CONF
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class VolumesSnapshotTestJSON(base.BaseVolumeTest):
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@classmethod
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def skip_checks(cls):
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super(VolumesSnapshotTestJSON, cls).skip_checks()
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if not CONF.volume_feature_enabled.snapshot:
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raise cls.skipException("Cinder volume snapshots are disabled")
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@classmethod
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def resource_setup(cls):
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super(VolumesSnapshotTestJSON, cls).resource_setup()
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cls.volume_origin = cls.create_volume()
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@decorators.idempotent_id('8567b54c-4455-446d-a1cf-651ddeaa3ff2')
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@utils.services('compute')
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def test_snapshot_create_delete_with_volume_in_use(self):
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# Create a test instance
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server = self.create_server()
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# NOTE(zhufl) Here we create volume from self.image_ref for adding
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# coverage for "creating snapshot from non-blank volume".
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volume = self.create_volume(image_ref=self.image_ref)
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self.attach_volume(server['id'], volume['id'])
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# Snapshot a volume which attached to an instance with force=False
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self.assertRaises(lib_exc.BadRequest, self.create_snapshot,
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volume['id'], force=False)
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# Snapshot a volume attached to an instance
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snapshot1 = self.create_snapshot(volume['id'], force=True)
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snapshot2 = self.create_snapshot(volume['id'], force=True)
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snapshot3 = self.create_snapshot(volume['id'], force=True)
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# Delete the snapshots. Some snapshot implementations can take
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# different paths according to order they are deleted.
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self.delete_snapshot(snapshot1['id'])
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self.delete_snapshot(snapshot3['id'])
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self.delete_snapshot(snapshot2['id'])
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@decorators.idempotent_id('5210a1de-85a0-11e6-bb21-641c676a5d61')
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@utils.services('compute')
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def test_snapshot_create_offline_delete_online(self):
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# Create a snapshot while it is not attached
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snapshot1 = self.create_snapshot(self.volume_origin['id'])
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# Create a server and attach it
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server = self.create_server()
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self.attach_volume(server['id'], self.volume_origin['id'])
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# Now that the volume is attached, create another snapshots
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snapshot2 = self.create_snapshot(self.volume_origin['id'], force=True)
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snapshot3 = self.create_snapshot(self.volume_origin['id'], force=True)
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# Delete the snapshots. Some snapshot implementations can take
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# different paths according to order they are deleted.
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self.delete_snapshot(snapshot3['id'])
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self.delete_snapshot(snapshot1['id'])
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self.delete_snapshot(snapshot2['id'])
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@decorators.idempotent_id('2a8abbe4-d871-46db-b049-c41f5af8216e')
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def test_snapshot_create_get_list_update_delete(self):
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# Create a snapshot with metadata
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metadata = {"snap-meta1": "value1",
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"snap-meta2": "value2",
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"snap-meta3": "value3"}
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snapshot = self.create_snapshot(self.volume_origin['id'],
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metadata=metadata)
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# Get the snap and check for some of its details
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snap_get = self.snapshots_client.show_snapshot(
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snapshot['id'])['snapshot']
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self.assertEqual(self.volume_origin['id'],
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snap_get['volume_id'],
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"Referred volume origin mismatch")
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self.assertEqual(self.volume_origin['size'], snap_get['size'])
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# Verify snapshot metadata
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self.assertThat(snap_get['metadata'].items(),
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matchers.ContainsAll(metadata.items()))
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# Compare also with the output from the list action
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tracking_data = (snapshot['id'], snapshot['name'])
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snaps_list = self.snapshots_client.list_snapshots()['snapshots']
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snaps_data = [(f['id'], f['name']) for f in snaps_list]
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self.assertIn(tracking_data, snaps_data)
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# Updates snapshot with new values
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new_s_name = data_utils.rand_name(
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self.__class__.__name__ + '-new-snap')
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new_desc = 'This is the new description of snapshot.'
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params = {'name': new_s_name,
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'description': new_desc}
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update_snapshot = self.snapshots_client.update_snapshot(
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snapshot['id'], **params)['snapshot']
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# Assert response body for update_snapshot method
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self.assertEqual(new_s_name, update_snapshot['name'])
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self.assertEqual(new_desc, update_snapshot['description'])
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# Assert response body for show_snapshot method
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updated_snapshot = self.snapshots_client.show_snapshot(
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snapshot['id'])['snapshot']
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self.assertEqual(new_s_name, updated_snapshot['name'])
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self.assertEqual(new_desc, updated_snapshot['description'])
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# Delete the snapshot
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self.delete_snapshot(snapshot['id'])
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def _create_volume_from_snapshot(self, extra_size=0):
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src_size = CONF.volume.volume_size
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size = src_size + extra_size
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src_vol = self.create_volume(size=src_size)
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src_snap = self.create_snapshot(src_vol['id'])
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dst_vol = self.create_volume(snapshot_id=src_snap['id'],
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size=size)
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# NOTE(zhufl): dst_vol is created based on snapshot, so dst_vol
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# should be deleted before deleting snapshot, otherwise deleting
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# snapshot will end with status 'error-deleting'. This depends on
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# the implementation mechanism of vendors, generally speaking,
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# some verdors will use "virtual disk clone" which will promote
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# disk clone speed, and in this situation the "disk clone"
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# is just a relationship between volume and snapshot.
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self.addCleanup(self.delete_volume, self.volumes_client, dst_vol['id'])
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volume = self.volumes_client.show_volume(dst_vol['id'])['volume']
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# Should allow
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self.assertEqual(volume['snapshot_id'], src_snap['id'])
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self.assertEqual(volume['size'], size)
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@decorators.idempotent_id('677863d1-3142-456d-b6ac-9924f667a7f4')
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def test_volume_from_snapshot(self):
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# Creates a volume from a snapshot passing a size
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# different from the source
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self._create_volume_from_snapshot(extra_size=1)
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@decorators.idempotent_id('053d8870-8282-4fff-9dbb-99cb58bb5e0a')
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def test_volume_from_snapshot_no_size(self):
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# Creates a volume from a snapshot defaulting to original size
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self._create_volume_from_snapshot()
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@decorators.idempotent_id('bbcfa285-af7f-479e-8c1a-8c34fc16543c')
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@testtools.skipUnless(CONF.volume_feature_enabled.backup,
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"Cinder backup is disabled")
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def test_snapshot_backup(self):
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# Create a snapshot
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snapshot = self.create_snapshot(volume_id=self.volume_origin['id'])
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backup = self.create_backup(volume_id=self.volume_origin['id'],
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snapshot_id=snapshot['id'])
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waiters.wait_for_volume_resource_status(self.snapshots_client,
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snapshot['id'], 'available')
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backup_info = self.backups_client.show_backup(backup['id'])['backup']
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self.assertEqual(self.volume_origin['id'], backup_info['volume_id'])
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self.assertEqual(snapshot['id'], backup_info['snapshot_id'])
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