74 lines
2.2 KiB
Python
74 lines
2.2 KiB
Python
# Copyright 2012-2013 OpenStack, LLC.
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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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#
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import logging
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from openstackclient.common import utils
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LOG = logging.getLogger(__name__)
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DEFAULT_COMPUTE_API_VERSION = '2'
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API_VERSION_OPTION = 'os_compute_api_version'
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API_NAME = 'compute'
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API_VERSIONS = {
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"2": "novaclient.client",
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}
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def make_client(instance):
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"""Returns a compute service client."""
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# Defer client imports until we actually need them
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from novaclient import client as nova_client
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from novaclient import extension
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try:
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from novaclient.v2.contrib import list_extensions
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except ImportError:
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from novaclient.v1_1.contrib import list_extensions
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compute_client = nova_client.get_client_class(
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instance._api_version[API_NAME],
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)
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LOG.debug('Instantiating compute client: %s', compute_client)
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# Set client http_log_debug to True if verbosity level is high enough
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http_log_debug = utils.get_effective_log_level() <= logging.DEBUG
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extensions = [extension.Extension('list_extensions', list_extensions)]
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client = compute_client(
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session=instance.session,
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extensions=extensions,
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http_log_debug=http_log_debug,
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timings=instance.timing,
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region_name=instance._region_name,
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)
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return client
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def build_option_parser(parser):
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"""Hook to add global options"""
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parser.add_argument(
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'--os-compute-api-version',
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metavar='<compute-api-version>',
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default=utils.env(
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'OS_COMPUTE_API_VERSION',
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default=DEFAULT_COMPUTE_API_VERSION),
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help='Compute API version, default=' +
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DEFAULT_COMPUTE_API_VERSION +
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' (Env: OS_COMPUTE_API_VERSION)')
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return parser
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