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# Copyright (c) 2014 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 warnings
class CloudConfig(object):
def __init__(self, name, region, config, prefer_ipv6=False):
self.name = name
self.region = region
self.config = config
self._prefer_ipv6 = prefer_ipv6
def __getattr__(self, key):
"""Return arbitrary attributes."""
if key.startswith('os_'):
key = key[3:]
if key in [attr.replace('-', '_') for attr in self.config]:
return self.config[key]
else:
return None
def __iter__(self):
return self.config.__iter__()
def __eq__(self, other):
return (self.name == other.name and self.region == other.region
and self.config == other.config)
def __ne__(self, other):
return not self == other
def get_requests_verify_args(self):
"""Return the verify and cert values for the requests library."""
if self.config['verify'] and self.config['cacert']:
verify = self.config['cacert']
else:
verify = self.config['verify']
if self.config['cacert']:
warnings.warn(
"You are specifying a cacert for the cloud {0} but "
"also to ignore the host verification. The host SSL cert "
"will not be verified.".format(self.name))
cert = self.config.get('cert', None)
if cert:
if self.config['key']:
cert = (cert, self.config['key'])
return (verify, cert)
def get_services(self):
"""Return a list of service types we know something about."""
services = []
for key, val in self.config.items():
if (key.endswith('api_version')
or key.endswith('service_type')
or key.endswith('service_name')):
services.append("_".join(key.split('_')[:-2]))
return list(set(services))
def get_auth_args(self):
return self.config['auth']
def get_interface(self, service_type=None):
interface = self.config.get('interface')
if not service_type:
return interface
key = '{service_type}_interface'.format(service_type=service_type)
return self.config.get(key, interface)
def get_region_name(self, service_type=None):
if not service_type:
return self.region
key = '{service_type}_region_name'.format(service_type=service_type)
return self.config.get(key, self.region)
def get_api_version(self, service_type):
key = '{service_type}_api_version'.format(service_type=service_type)
return self.config.get(key, None)
def get_service_type(self, service_type):
key = '{service_type}_service_type'.format(service_type=service_type)
return self.config.get(key, service_type)
def get_service_name(self, service_type):
key = '{service_type}_service_name'.format(service_type=service_type)
return self.config.get(key, None)
def get_endpoint(self, service_type):
key = '{service_type}_endpoint'.format(service_type=service_type)
return self.config.get(key, None)
@property
def prefer_ipv6(self):
return self._prefer_ipv6
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