# 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.
from tempest.common import utils
from tempest.common import waiters
from tempest import config
from tempest.lib.common.utils import data_utils
from tempest.lib import decorators
from tempest.scenario import manager
CONF = config.CONF
class TestEncryptedCinderVolumes(manager.EncryptionScenarioTest,
manager.ScenarioTest):
@classmethod
def skip_checks(cls):
super(TestEncryptedCinderVolumes, cls).skip_checks()
if not CONF.compute_feature_enabled.attach_encrypted_volume:
raise cls.skipException('Encrypted volume attach is not supported')
@classmethod
def resource_setup(cls):
super(TestEncryptedCinderVolumes, cls).resource_setup()
@classmethod
def resource_cleanup(cls):
super(TestEncryptedCinderVolumes, cls).resource_cleanup()
def attach_detach_volume(self, server, volume):
attached_volume = self.nova_volume_attach(server, volume)
self.nova_volume_detach(server, attached_volume)
def _delete_server(self, server):
self.servers_client.delete_server(server['id'])
waiters.wait_for_server_termination(self.servers_client, server['id'])
def create_encrypted_volume_from_image(self, encryption_provider,
volume_type='luks',
key_size=256,
cipher='aes-xts-plain64',
control_location='front-end',
**kwargs):
"""Create an encrypted volume from image.
:param image_id: ID of the image to create volume from,
CONF.compute.image_ref by default
:param name: name of the volume,
'$classname-volume-origin' by default
:param **kwargs: additional parameters
"""
volume_type = self.create_volume_type(name=volume_type)
self.create_encryption_type(type_id=volume_type['id'],
provider=encryption_provider,
key_size=key_size,
cipher=cipher,
control_location=control_location)
image_id = kwargs.pop('image_id', CONF.compute.image_ref)
name = kwargs.pop('name', None)
if not name:
namestart = self.__class__.__name__ + '-volume-origin'
name = data_utils.rand_name(namestart)
return self.create_volume(volume_type=volume_type['name'],
name=name, imageRef=image_id,
**kwargs)
@decorators.idempotent_id('5bb622ab-5060-48a8-8840-d589a548b9e4')
@utils.services('compute', 'volume')
def test_attach_cloned_encrypted_volume(self):
"""This test case attempts to reproduce the following steps:
* Create an encrypted volume
* Create clone from volume
* Boot an instance and attach/dettach cloned volume
"""
volume = self.create_encrypted_volume('luks', volume_type='luks')
kwargs = {
'display_name': data_utils.rand_name(self.__class__.__name__),
'source_volid': volume['id'],
'volume_type': volume['volume_type'],
'size': volume['size']
}
volume_s = self.volumes_client.create_volume(**kwargs)['volume']
self.addCleanup(self.volumes_client.wait_for_resource_deletion,
volume_s['id'])
self.addCleanup(self.volumes_client.delete_volume, volume_s['id'])
waiters.wait_for_volume_resource_status(
self.volumes_client, volume_s['id'], 'available')
volume_source = self.volumes_client.show_volume(
volume_s['id'])['volume']
validation_resources = self.get_test_validation_resources(
self.os_primary)
server = self.create_server(wait_until='SSHABLE',
validatable=True,
validation_resources=validation_resources)
self.attach_detach_volume(server, volume_source)
@decorators.idempotent_id('5bb622ab-5060-48a8-8840-d589a548b7e4')
@utils.services('volume', 'compute', 'image')
def test_boot_cloned_encrypted_volume(self):
"""This test case attempts to reproduce the following steps:
* Create an encrypted volume from image
* Boot an instance from the volume
* Write data to the volume
* Destroy the instance
* Create a clone of the encrypted volume
* Boot an instance from cloned volume
* Verify the data
"""
keypair = self.create_keypair()
security_group = self.create_security_group()
volume = self.create_encrypted_volume_from_image('luks')
# create an instance from volume
instance_1st = self.boot_instance_from_resource(
source_id=volume['id'],
source_type='volume',
keypair=keypair,
security_group=security_group)
# write content to volume on instance
ip_instance_1st = self.get_server_ip(instance_1st)
timestamp = self.create_timestamp(ip_instance_1st,
private_key=keypair['private_key'],
server=instance_1st)
# delete instance
self._delete_server(instance_1st)
# create clone
kwargs = {
'display_name': data_utils.rand_name(self.__class__.__name__),
'source_volid': volume['id'],
'volume_type': volume['volume_type'],
'size': volume['size']
}
volume_s = self.volumes_client.create_volume(**kwargs)['volume']
self.addCleanup(self.volumes_client.wait_for_resource_deletion,
volume_s['id'])
self.addCleanup(self.volumes_client.delete_volume, volume_s['id'])
waiters.wait_for_volume_resource_status(
self.volumes_client, volume_s['id'], 'available')
# create an instance from volume
instance_2nd = self.boot_instance_from_resource(
source_id=volume_s['id'],
source_type='volume',
keypair=keypair,
security_group=security_group)
# check the content of written file
ip_instance_2nd = self.get_server_ip(instance_2nd)
timestamp2 = self.get_timestamp(ip_instance_2nd,
private_key=keypair['private_key'],
server=instance_2nd)
self.assertEqual(timestamp, timestamp2)
# delete instance
self._delete_server(instance_2nd)