Encryption Test Scenario for clone volume
Due to an error in the _setup_encryption_keys volume rekey code, a cloned encrypted volume that has been rekeyed will specify an encryption key different from the key used to format the volume, so it cannot be attached. This test scenario will cover this feature and also the case of source-vol feature. Related-Bug: #1904440 Depends-on: https://review.opendev.org/#/c/762884/ Change-Id: I846b96ef925c34162cf462da91d854ceacabe022
This commit is contained in:
Sofia Enriquez
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3b255b7696
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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 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.scenario import manager
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CONF = config.CONF
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class TestEncryptedCinderVolumes(manager.EncryptionScenarioTest,
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manager.ScenarioTest):
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@classmethod
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def skip_checks(cls):
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super(TestEncryptedCinderVolumes, cls).skip_checks()
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if not CONF.compute_feature_enabled.attach_encrypted_volume:
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raise cls.skipException('Encrypted volume attach is not supported')
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@classmethod
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def resource_setup(cls):
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super(TestEncryptedCinderVolumes, cls).resource_setup()
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@classmethod
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def resource_cleanup(cls):
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super(TestEncryptedCinderVolumes, cls).resource_cleanup()
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def launch_instance(self):
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image = self.image_create()
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keypair = self.create_keypair()
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return self.create_server(image_id=image, key_name=keypair['name'])
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def attach_detach_volume(self, server, volume):
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attached_volume = self.nova_volume_attach(server, volume)
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self.nova_volume_detach(server, attached_volume)
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def _delete_server(self, server):
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self.servers_client.delete_server(server['id'])
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waiters.wait_for_server_termination(self.servers_client, server['id'])
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def create_encrypted_volume_from_image(self, encryption_provider,
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volume_type='luks',
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key_size=256,
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cipher='aes-xts-plain64',
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control_location='front-end',
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**kwargs):
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"""Create an encrypted volume from image.
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:param image_id: ID of the image to create volume from,
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CONF.compute.image_ref by default
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:param name: name of the volume,
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'$classname-volume-origin' by default
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:param **kwargs: additional parameters
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"""
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volume_type = self.create_volume_type(name=volume_type)
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self.create_encryption_type(type_id=volume_type['id'],
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provider=encryption_provider,
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key_size=key_size,
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cipher=cipher,
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control_location=control_location)
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image_id = kwargs.pop('image_id', CONF.compute.image_ref)
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name = kwargs.pop('name', None)
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if not name:
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namestart = self.__class__.__name__ + '-volume-origin'
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name = data_utils.rand_name(namestart)
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return self.create_volume(volume_type=volume_type['name'],
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name=name, imageRef=image_id,
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**kwargs)
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@decorators.idempotent_id('5bb622ab-5060-48a8-8840-d589a548b9e4')
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@utils.services('volume')
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@utils.services('compute')
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def test_attach_cloned_encrypted_volume(self):
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"""This test case attempts to reproduce the following steps:
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* Create an encrypted volume
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* Create clone from volume
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* Boot an instance and attach/dettach cloned volume
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"""
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volume = self.create_encrypted_volume('luks', volume_type='luks')
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kwargs = {
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'display_name': data_utils.rand_name(self.__class__.__name__),
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'source_volid': volume['id'],
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'volume_type': volume['volume_type'],
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'size': volume['size']
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}
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volume_s = self.volumes_client.create_volume(**kwargs)['volume']
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self.addCleanup(self.volumes_client.wait_for_resource_deletion,
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volume_s['id'])
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self.addCleanup(self.volumes_client.delete_volume, volume_s['id'])
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waiters.wait_for_volume_resource_status(
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self.volumes_client, volume_s['id'], 'available')
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volume_source = self.volumes_client.show_volume(
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volume_s['id'])['volume']
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server = self.launch_instance()
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self.attach_detach_volume(server, volume_source)
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@decorators.idempotent_id('5bb622ab-5060-48a8-8840-d589a548b7e4')
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@utils.services('volume')
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@utils.services('compute')
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@utils.services('image')
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def test_boot_cloned_encrypted_volume(self):
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"""This test case attempts to reproduce the following steps:
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* Create an encrypted volume from image
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* Boot an instance from the volume
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* Write data to the volume
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* Detach volume
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* Create a clone from the first volume
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* Create another encrypted volume from source_volumeid
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* Boot an instance from cloned volume
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* Verify the data
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"""
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keypair = self.create_keypair()
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security_group = self._create_security_group()
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volume = self.create_encrypted_volume_from_image('luks')
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# create an instance from volume
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instance_1st = self.boot_instance_from_resource(
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source_id=volume['id'],
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source_type='volume',
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keypair=keypair,
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security_group=security_group)
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# write content to volume on instance
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ip_instance_1st = self.get_server_ip(instance_1st)
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timestamp = self.create_timestamp(ip_instance_1st,
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private_key=keypair['private_key'],
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server=instance_1st)
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# delete instance
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self._delete_server(instance_1st)
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# create clone
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kwargs = {
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'display_name': data_utils.rand_name(self.__class__.__name__),
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'source_volid': volume['id'],
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'volume_type': volume['volume_type'],
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'size': volume['size']
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}
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volume_s = self.volumes_client.create_volume(**kwargs)['volume']
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self.addCleanup(self.volumes_client.wait_for_resource_deletion,
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volume_s['id'])
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self.addCleanup(self.volumes_client.delete_volume, volume_s['id'])
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waiters.wait_for_volume_resource_status(
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self.volumes_client, volume_s['id'], 'available')
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# create an instance from volume
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instance_2nd = self.boot_instance_from_resource(
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source_id=volume_s['id'],
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source_type='volume',
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keypair=keypair,
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security_group=security_group)
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# check the content of written file
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ip_instance_2nd = self.get_server_ip(instance_2nd)
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timestamp2 = self.get_timestamp(ip_instance_2nd,
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private_key=keypair['private_key'],
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server=instance_2nd)
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self.assertEqual(timestamp, timestamp2)
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# delete instance
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self._delete_server(instance_2nd)
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