91 lines
3.3 KiB
Python
91 lines
3.3 KiB
Python
# Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
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#
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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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import sys
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from openstack.config.loader import OpenStackConfig # noqa
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_config = None
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def get_config(
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service_key=None, options=None,
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app_name=None, app_version=None,
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**kwargs):
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load_yaml_config = kwargs.pop('load_yaml_config', True)
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global _config
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if not _config:
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_config = OpenStackConfig(
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load_yaml_config=load_yaml_config,
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app_name=app_name, app_version=app_version)
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if options:
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_config.register_argparse_arguments(options, sys.argv, service_key)
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parsed_options = options.parse_known_args(sys.argv)
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else:
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parsed_options = None
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return _config.get_one(options=parsed_options, **kwargs)
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def make_rest_client(
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service_key, options=None,
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app_name=None, app_version=None, version=None,
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**kwargs):
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"""Simple wrapper function. It has almost no features.
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This will get you a raw requests Session Adapter that is mounted
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on the given service from the keystone service catalog. If you leave
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off cloud and region_name, it will assume that you've got env vars
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set, but if you give them, it'll use clouds.yaml as you'd expect.
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This function is deliberately simple. It has no flexibility. If you
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want flexibility, you can make a cloud config object and call
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get_session_client on it. This function is to make it easy to poke
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at OpenStack REST APIs with a properly configured keystone session.
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"""
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cloud_region = get_config(
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service_key=service_key, options=options,
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app_name=app_name, app_version=app_version,
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**kwargs)
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return cloud_region.get_session_client(service_key, version=version)
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# Backwards compat - simple_client was a terrible name
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simple_client = make_rest_client
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# Backwards compat - session_client was a terrible name
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session_client = make_rest_client
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def make_connection(options=None, **kwargs):
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"""Simple wrapper for getting an OpenStack SDK Connection.
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For completeness, provide a mechanism that matches make_client and
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make_rest_client. The heavy lifting here is done in openstacksdk.
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:rtype: :class:`~openstack.connection.Connection`
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"""
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from openstack import connection
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cloud_region = get_config(options=options, **kwargs)
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return connection.from_config(cloud_region=cloud_region, options=options)
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def make_cloud(options=None, **kwargs):
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"""Simple wrapper for getting an OpenStackCloud object
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A mechanism that matches make_connection and make_rest_client.
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:rtype: :class:`~openstack.OpenStackCloud`
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"""
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import openstack.cloud
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cloud_region = get_config(options=options, **kwargs)
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return openstack.OpenStackCloud(cloud_config=cloud_region, **kwargs)
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