83 lines
2.6 KiB
Python
83 lines
2.6 KiB
Python
# 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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"""
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Connect to an OpenStack cloud.
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For a full guide see TODO(etoews):link to docs on developer.openstack.org
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"""
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import os
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import os_client_config
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from openstack import connection
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from openstack import profile
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from openstack import utils
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import sys
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utils.enable_logging(True, stream=sys.stdout)
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#: Defines the OpenStack Client Config (OCC) cloud key in your OCC config
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#: file, typically in $HOME/.config/openstack/clouds.yaml. That configuration
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#: will determine where the examples will be run and what resource defaults
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#: will be used to run the examples.
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TEST_CLOUD = os.getenv('OS_TEST_CLOUD', 'test_cloud')
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class Opts(object):
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def __init__(self, cloud_name='test_cloud', debug=False):
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self.cloud = cloud_name
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self.debug = debug
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# Use identity v3 API for examples.
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self.identity_api_version = '3'
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def _get_resource_value(resource_key, default):
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try:
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return cloud.config['example'][resource_key]
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except KeyError:
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return default
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opts = Opts(cloud_name=TEST_CLOUD)
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occ = os_client_config.OpenStackConfig()
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cloud = occ.get_one_cloud(opts.cloud, argparse=opts)
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SERVER_NAME = 'openstacksdk-example'
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IMAGE_NAME = _get_resource_value('image_name', 'cirros-0.3.4-x86_64-uec')
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FLAVOR_NAME = _get_resource_value('flavor_name', 'm1.small')
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NETWORK_NAME = _get_resource_value('network_name', 'private')
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KEYPAIR_NAME = _get_resource_value('keypair_name', 'openstacksdk-example')
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SSH_DIR = _get_resource_value(
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'ssh_dir', '{home}/.ssh'.format(home=os.path.expanduser("~")))
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PRIVATE_KEYPAIR_FILE = _get_resource_value(
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'private_keypair_file', '{ssh_dir}/id_rsa.{key}'.format(
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ssh_dir=SSH_DIR, key=KEYPAIR_NAME))
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def create_connection_from_config():
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return connection.from_config(cloud_config=cloud, options=opts)
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def create_connection(auth_url, region, project_name, username, password):
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prof = profile.Profile()
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prof.set_region(profile.Profile.ALL, region)
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return connection.Connection(
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profile=prof,
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user_agent='examples',
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auth_url=auth_url,
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project_name=project_name,
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username=username,
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password=password
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)
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