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# Copyright (c) 2015 Hewlett-Packard Development Company, L.P.
#
# 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.
import functools
import testtools
from tempest import config
from tempest.exceptions import InvalidServiceTag
from tempest.lib import decorators
CONF = config.CONF
def get_service_list():
service_list = {
'compute': CONF.service_available.nova,
'image': CONF.service_available.glance,
'volume': CONF.service_available.cinder,
# NOTE(masayukig): We have two network services which are neutron and
# nova-network. And we have no way to know whether nova-network is
# available or not. After the pending removal of nova-network from
# nova, we can treat the network/neutron case in the same manner as
# the other services.
'network': True,
# NOTE(masayukig): Tempest tests always require the identity service.
# So we should set this True here.
'identity': True,
'object_storage': CONF.service_available.swift,
'dashboard': CONF.service_available.horizon,
}
return service_list
def services(*args):
"""A decorator used to set an attr for each service used in a test case
This decorator applies a testtools attr for each service that gets
exercised by a test case.
"""
def decorator(f):
known_services = get_service_list()
for service in args:
if service not in known_services:
raise InvalidServiceTag('%s is not a valid service' % service)
decorators.attr(type=list(args))(f)
@functools.wraps(f)
def wrapper(*func_args, **func_kwargs):
service_list = get_service_list()
for service in args:
if not service_list[service]:
msg = 'Skipped because the %s service is not available' % (
service)
raise testtools.TestCase.skipException(msg)
return f(*func_args, **func_kwargs)
return wrapper
return decorator
def requires_ext(**kwargs):
"""A decorator to skip tests if an extension is not enabled
@param extension
@param service
"""
def decorator(func):
@functools.wraps(func)
def wrapper(*func_args, **func_kwargs):
if not is_extension_enabled(kwargs['extension'],
kwargs['service']):
msg = "Skipped because %s extension: %s is not enabled" % (
kwargs['service'], kwargs['extension'])
raise testtools.TestCase.skipException(msg)
return func(*func_args, **func_kwargs)
return wrapper
return decorator
def is_extension_enabled(extension_name, service):
"""A function that will check the list of enabled extensions from config
"""
config_dict = {
'volume': CONF.volume_feature_enabled.api_extensions,
'network': CONF.network_feature_enabled.api_extensions,
'object': CONF.object_storage_feature_enabled.discoverable_apis,
'identity': CONF.identity_feature_enabled.api_extensions
}
if not config_dict[service]:
return False
if config_dict[service][0] == 'all':
return True
if extension_name in config_dict[service]:
return True
return False
def is_network_feature_enabled(feature_name):
"""A function that will check the list of available network features
"""
list_of_features = CONF.network_feature_enabled.available_features
if not list_of_features:
return False
if list_of_features[0] == 'all':
return True
if feature_name in list_of_features:
return True
return False
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