160 lines
5.9 KiB
Python
160 lines
5.9 KiB
Python
# Copyright 2018 Red Hat
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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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from __future__ import absolute_import
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from tobiko import config
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def get_default_credentials(api_version=None, username=None, password=None,
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project_name=None, auth_url=None,
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user_domain_name=None, project_domain_name=None):
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if api_version is None:
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api_version = config.get_any_option(
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'environ.OS_IDENTITY_API_VERSION',
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'tempest.identity_feature_enabled.api_v3')
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if api_version is True:
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api_version = 3
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elif api_version is False:
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api_version = 2
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elif api_version is not None:
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api_version = int(api_version)
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username = (username or
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config.get_any_option(
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'environ.OS_USERNAME',
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'tobiko.keystone.username',
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'tempest.auth.username',
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'tempest.auth.admin_username') or
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'admin')
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password = (password or
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config.get_any_option(
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'environ.OS_PASSWORD',
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'tobiko.keystone.password',
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'tempest.auth.password',
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'tempest.auth.admin_password',
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'tempest.identity.admin_password'))
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project_name = (project_name or
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config.get_any_option(
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'environ.OS_PROJECT_NAME',
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'environ.OS_TENANT_NAME',
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'tobiko.keystone.project_name',
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'tempest.auth.project_name',
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'tempest.auth.admin_project_name') or
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'admin')
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if auth_url is None and api_version in [None, 2]:
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auth_url = config.get_any_option('environ.OS_AUTH_URL',
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'tobiko.keystone.auth_url',
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'tempest.identity.uri')
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if auth_url and api_version is None:
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api_version = get_version_from_url(auth_url)
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if auth_url is None:
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auth_url = config.get_any_option('environ.OS_AUTH_URL',
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'tobiko.keystone.auth_url',
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'tempest.identity.uri_v3')
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if auth_url and api_version is None:
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api_version = 3
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if auth_url is None:
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auth_url = 'http://127.0.0.1:5000/v2.0'
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api_version = 2
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credentials = dict(username=username,
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password=password,
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project_name=project_name,
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auth_url=auth_url)
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if api_version and api_version > 2:
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credentials.update(
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user_domain_name=(
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user_domain_name or
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config.get_any_option(
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'environ.OS_USER_DOMAIN_NAME',
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'tobiko.keystone.user_domain_name',
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'tempest.auth.user_domain_name',
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'tempest.auth.admin_domain_name') or
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'admin'),
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project_domain_name=(
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project_domain_name or
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config.get_any_option(
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'environ.OS_PROJECT_DOMAIN_NAME',
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'tobiko.keystone.project_domain_name'
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'tempest.identity.project_domain_name',
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'tempest.auth.admin_domain_name',
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'tempest.identity.admin_domain_name',
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'tempest.identity.admin_tenant_name') or
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'admin'),)
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# remove every field that is still None from credentials dictionary
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return {k: v for k, v in credentials.items() if v is not None}
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def get_version_from_url(auth_url):
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if auth_url.endswith('/v2.0'):
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return 2
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elif auth_url.endswith('/v3'):
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return 3
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else:
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return None
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class ClientManager(object):
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"""Manages OpenStack official Python clients."""
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credentials = get_default_credentials()
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_session = None
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_heat_client = None
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_neutron_client = None
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_nova_client = None
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def __init__(self, credentials=None):
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if credentials:
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self.credentials = credentials
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@property
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def session(self):
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"""Returns keystone session."""
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if self._session is None:
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from keystoneauth1 import loading
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from keystoneauth1 import session
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loader = loading.get_plugin_loader('password')
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auth = loader.load_from_options(**self.credentials)
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self._session = session.Session(auth=auth, verify=False)
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return self._session
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@property
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def heat_client(self):
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if self._heat_client is None:
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from heatclient import client as heat_client
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self._heat_client = heat_client.Client(
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'1', session=self.session, endpoint_type='public',
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service_type='orchestration')
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return self._heat_client
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@property
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def neutron_client(self):
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"""Returns neutron client."""
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if self._neutron_client is None:
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from neutronclient.v2_0 import client as neutron_client
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self._neutron_client = neutron_client.Client(session=self.session)
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return self._neutron_client
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@property
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def nova_client(self):
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"""Returns nova client."""
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if self._nova_client is None:
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from novaclient import client as nova_client
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self._nova_client = nova_client.Client('2', session=self.session)
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return self._nova_client
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