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# Copyright 2012 OpenStack Foundation
# All Rights Reserved.
#
# 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 oslo_log import log as logging
from tempest_lib.common.utils import data_utils
from tempest_lib import exceptions as lib_exc
from tempest import clients
from tempest import config
from tempest import exceptions
import tempest.test
CONF = config.CONF
LOG = logging.getLogger(__name__)
class BaseVolumeTest(tempest.test.BaseTestCase):
"""Base test case class for all Cinder API tests."""
_api_version = 2
@classmethod
def skip_checks(cls):
super(BaseVolumeTest, cls).skip_checks()
if not CONF.service_available.cinder:
skip_msg = ("%s skipped as Cinder is not available" % cls.__name__)
raise cls.skipException(skip_msg)
if cls._api_version == 1:
if not CONF.volume_feature_enabled.api_v1:
msg = "Volume API v1 is disabled"
raise cls.skipException(msg)
elif cls._api_version == 2:
if not CONF.volume_feature_enabled.api_v2:
msg = "Volume API v2 is disabled"
raise cls.skipException(msg)
else:
msg = ("Invalid Cinder API version (%s)" % cls._api_version)
raise exceptions.InvalidConfiguration(message=msg)
@classmethod
def setup_credentials(cls):
cls.set_network_resources()
super(BaseVolumeTest, cls).setup_credentials()
cls.os = cls.get_client_manager()
@classmethod
def setup_clients(cls):
super(BaseVolumeTest, cls).setup_clients()
cls.servers_client = cls.os.servers_client
if cls._api_version == 1:
cls.snapshots_client = cls.os.snapshots_client
cls.volumes_client = cls.os.volumes_client
cls.backups_client = cls.os.backups_client
cls.volume_services_client = cls.os.volume_services_client
cls.volumes_extension_client = cls.os.volumes_extension_client
cls.availability_zone_client = (
cls.os.volume_availability_zone_client)
else:
cls.snapshots_client = cls.os.snapshots_v2_client
cls.volumes_client = cls.os.volumes_v2_client
cls.volumes_extension_client = cls.os.volumes_v2_extension_client
cls.availability_zone_client = (
cls.os.volume_v2_availability_zone_client)
@classmethod
def resource_setup(cls):
super(BaseVolumeTest, cls).resource_setup()
cls.snapshots = []
cls.volumes = []
cls.image_ref = CONF.compute.image_ref
cls.flavor_ref = CONF.compute.flavor_ref
cls.build_interval = CONF.volume.build_interval
cls.build_timeout = CONF.volume.build_timeout
if cls._api_version == 1:
# Special fields and resp code for cinder v1
cls.special_fields = {'name_field': 'display_name',
'descrip_field': 'display_description'}
else:
# Special fields and resp code for cinder v2
cls.special_fields = {'name_field': 'name',
'descrip_field': 'description'}
@classmethod
def resource_cleanup(cls):
cls.clear_snapshots()
cls.clear_volumes()
super(BaseVolumeTest, cls).resource_cleanup()
@classmethod
def create_volume(cls, size=None, **kwargs):
"""Wrapper utility that returns a test volume."""
name = data_utils.rand_name('Volume')
name_field = cls.special_fields['name_field']
kwargs[name_field] = name
volume = cls.volumes_client.create_volume(size, **kwargs)
cls.volumes.append(volume)
cls.volumes_client.wait_for_volume_status(volume['id'], 'available')
return volume
@classmethod
def create_snapshot(cls, volume_id=1, **kwargs):
"""Wrapper utility that returns a test snapshot."""
snapshot = cls.snapshots_client.create_snapshot(volume_id,
**kwargs)
cls.snapshots.append(snapshot)
cls.snapshots_client.wait_for_snapshot_status(snapshot['id'],
'available')
return snapshot
# NOTE(afazekas): these create_* and clean_* could be defined
# only in a single location in the source, and could be more general.
@classmethod
def clear_volumes(cls):
for volume in cls.volumes:
try:
cls.volumes_client.delete_volume(volume['id'])
except Exception:
pass
for volume in cls.volumes:
try:
cls.volumes_client.wait_for_resource_deletion(volume['id'])
except Exception:
pass
@classmethod
def clear_snapshots(cls):
for snapshot in cls.snapshots:
try:
cls.snapshots_client.delete_snapshot(snapshot['id'])
except Exception:
pass
for snapshot in cls.snapshots:
try:
cls.snapshots_client.wait_for_resource_deletion(snapshot['id'])
except Exception:
pass
class BaseVolumeAdminTest(BaseVolumeTest):
"""Base test case class for all Volume Admin API tests."""
@classmethod
def setup_credentials(cls):
super(BaseVolumeAdminTest, cls).setup_credentials()
try:
cls.adm_creds = cls.isolated_creds.get_admin_creds()
cls.os_adm = clients.Manager(credentials=cls.adm_creds)
except NotImplementedError:
msg = "Missing Volume Admin API credentials in configuration."
raise cls.skipException(msg)
@classmethod
def setup_clients(cls):
super(BaseVolumeAdminTest, cls).setup_clients()
if cls._api_version == 1:
cls.volume_qos_client = cls.os_adm.volume_qos_client
cls.admin_volume_services_client = \
cls.os_adm.volume_services_client
cls.volume_types_client = cls.os_adm.volume_types_client
cls.admin_volume_client = cls.os_adm.volumes_client
cls.hosts_client = cls.os_adm.volume_hosts_client
cls.admin_snapshots_client = cls.os_adm.snapshots_client
cls.backups_adm_client = cls.os_adm.backups_client
cls.quotas_client = cls.os_adm.volume_quotas_client
elif cls._api_version == 2:
cls.volume_qos_client = cls.os_adm.volume_qos_v2_client
cls.admin_volume_services_client = \
cls.os_adm.volume_services_v2_client
cls.volume_types_client = cls.os_adm.volume_types_v2_client
cls.admin_volume_client = cls.os_adm.volumes_v2_client
cls.hosts_client = cls.os_adm.volume_hosts_v2_client
cls.admin_snapshots_client = cls.os_adm.snapshots_v2_client
cls.backups_adm_client = cls.os_adm.backups_v2_client
cls.quotas_client = cls.os_adm.volume_quotas_v2_client
@classmethod
def resource_setup(cls):
super(BaseVolumeAdminTest, cls).resource_setup()
cls.qos_specs = []
@classmethod
def resource_cleanup(cls):
cls.clear_qos_specs()
super(BaseVolumeAdminTest, cls).resource_cleanup()
@classmethod
def create_test_qos_specs(cls, name=None, consumer=None, **kwargs):
"""create a test Qos-Specs."""
name = name or data_utils.rand_name(cls.__name__ + '-QoS')
consumer = consumer or 'front-end'
qos_specs = cls.volume_qos_client.create_qos(name, consumer,
**kwargs)
cls.qos_specs.append(qos_specs['id'])
return qos_specs
@classmethod
def clear_qos_specs(cls):
for qos_id in cls.qos_specs:
try:
cls.volume_qos_client.delete_qos(qos_id)
except lib_exc.NotFound:
# The qos_specs may have already been deleted which is OK.
pass
for qos_id in cls.qos_specs:
try:
cls.volume_qos_client.wait_for_resource_deletion(qos_id)
except lib_exc.NotFound:
# The qos_specs may have already been deleted which is OK.
pass
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