python-ironicclient/ironicclient/client.py
Lucas Alvares Gomes ba073c0707 Basic project structure
Mostly taken from other OpenStack client projects and adapted for Ironic.

Change-Id: I1ef9613b9e24bbb6caac9657dc1da3add899478e
2013-09-19 00:21:14 +01:00

99 lines
3.9 KiB
Python

# 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 ironicclient.common import utils
from keystoneclient.v2_0 import client as ksclient
def _get_ksclient(**kwargs):
"""Get an endpoint and auth token from Keystone.
:param kwargs: keyword args containing credentials:
* username: name of user
* password: user's password
* auth_url: endpoint to authenticate against
* insecure: allow insecure SSL (no cert verification)
* tenant_{name|id}: name or ID of tenant
"""
return ksclient.Client(username=kwargs.get('username'),
password=kwargs.get('password'),
tenant_id=kwargs.get('tenant_id'),
tenant_name=kwargs.get('tenant_name'),
auth_url=kwargs.get('auth_url'),
insecure=kwargs.get('insecure'))
def _get_endpoint(client, **kwargs):
"""Get an endpoint using the provided keystone client."""
return client.service_catalog.url_for(
service_type=kwargs.get('service_type') or 'ironic',
endpoint_type=kwargs.get('endpoint_type') or 'publicURL')
def get_client(api_version, **kwargs):
"""Get an authtenticated client, based on the credentials
in the keyword args.
:param api_version: the API version to use ('1' or '2')
:param kwargs: keyword args containing credentials, either:
* os_auth_token: pre-existing token to re-use
* ironic_url: ironic API endpoint
or:
* os_username: name of user
* os_password: user's password
* os_auth_url: endpoint to authenticate against
* insecure: allow insecure SSL (no cert verification)
* os_tenant_{name|id}: name or ID of tenant
"""
if kwargs.get('os_auth_token') and kwargs.get('ironic_url'):
token = kwargs.get('os_auth_token')
endpoint = kwargs.get('ironic_url')
elif (kwargs.get('os_username') and
kwargs.get('os_password') and
kwargs.get('os_auth_url') and
(kwargs.get('os_tenant_id') or kwargs.get('os_tenant_name'))):
ks_kwargs = {
'username': kwargs.get('os_username'),
'password': kwargs.get('os_password'),
'tenant_id': kwargs.get('os_tenant_id'),
'tenant_name': kwargs.get('os_tenant_name'),
'auth_url': kwargs.get('os_auth_url'),
'service_type': kwargs.get('os_service_type'),
'endpoint_type': kwargs.get('os_endpoint_type'),
'insecure': kwargs.get('insecure'),
}
_ksclient = _get_ksclient(**ks_kwargs)
token = ((lambda: kwargs.get('os_auth_token'))
if kwargs.get('os_auth_token')
else (lambda: _ksclient.auth_token))
endpoint = kwargs.get('ironic_url') or \
_get_endpoint(_ksclient, **ks_kwargs)
cli_kwargs = {
'token': token,
'insecure': kwargs.get('insecure'),
'timeout': kwargs.get('timeout'),
'ca_file': kwargs.get('ca_file'),
'cert_file': kwargs.get('cert_file'),
'key_file': kwargs.get('key_file'),
}
return Client(api_version, endpoint, **cli_kwargs)
def Client(version, *args, **kwargs):
module = utils.import_versioned_module(version, 'client')
client_class = getattr(module, 'Client')
return client_class(*args, **kwargs)