350e260b28
Added default volume size for new empty disk creation. Change-Id: Ia881951bf7e3fc9189c59dcd89270ffdef7a4d44
67 lines
2.2 KiB
Python
67 lines
2.2 KiB
Python
# Copyright 2015 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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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 keystoneclient import client as keystone_client
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from oauth2client import client as oauth_client
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class CredentialsProvider(object):
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def __init__(self, cfg):
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self.cfg = cfg
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@staticmethod
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def _get_app_credentials():
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return oauth_client.GoogleCredentials.get_application_default()
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def _get_token_credentials(self):
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client = self._create_keystone_client()
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token = client.auth_token
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return oauth_client.AccessTokenCredentials(
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access_token=token,
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user_agent='GCE test')
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def _create_keystone_client(self):
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cfg = self.cfg
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auth_data = {
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'username': cfg.username,
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'password': cfg.password,
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'tenant_name': cfg.project_id,
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'auth_url': cfg.auth_url
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}
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client = keystone_client.Client(**auth_data)
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if not client.authenticate():
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raise Exception('Failed to authenticate user')
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return client
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@property
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def keystone_client(self):
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return self._create_keystone_client()
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@property
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def is_google_auth(self):
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return self.cfg.cred_type == 'gcloud_auth'
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@property
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def credentials(self):
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cred_type = self.cfg.cred_type
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if cred_type == 'os_token':
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return self._get_token_credentials()
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elif cred_type == 'gcloud_auth':
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return self._get_app_credentials()
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else:
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raise Exception('Unknown cred_type {}'.format(cred_type))
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