 c9fd35a496
			
		
	
	c9fd35a496
	
	
	
		
			
			Ref:https://review.openstack.org/#/c/311653/ We should use 2.1 as the default nova version now The API_MIN_VERSION of novaclient has already changed to 2.1 Change-Id: I9ff16cf052556e5d3756f81e02a8e76e8f315df5 Closes-bug: #1588171
		
			
				
	
	
		
			131 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			131 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| #   Copyright 2012-2013 OpenStack Foundation
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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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| 
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| import logging
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| 
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| from osc_lib import exceptions
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| from osc_lib import utils
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| 
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| from openstackclient.i18n import _
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| 
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| 
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| LOG = logging.getLogger(__name__)
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| 
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| DEFAULT_API_VERSION = '2.1'
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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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|     "2.1": "novaclient.client",
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| }
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| 
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| # Save the microversion if in use
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| _compute_api_version = None
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| 
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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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| 
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|     # Defer client import until we actually need them
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|     from novaclient import client as nova_client
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| 
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|     if _compute_api_version is not None:
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|         version = _compute_api_version
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|     else:
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|         version = instance._api_version[API_NAME]
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|         from novaclient import api_versions
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|         # convert to APIVersion object
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|         version = api_versions.get_api_version(version)
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| 
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|     if version.is_latest():
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|         import novaclient
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|         # NOTE(RuiChen): executing version discovery make sense, but that need
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|         #                an initialized REST client, it's not available now,
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|         #                fallback to use the max version of novaclient side.
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|         version = novaclient.API_MAX_VERSION
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| 
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|     LOG.debug('Instantiating compute client for %s', version)
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| 
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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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| 
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|     extensions = [ext for ext in nova_client.discover_extensions(version)
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|                   if ext.name == "list_extensions"]
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| 
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|     # Remember interface only if it is set
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|     kwargs = utils.build_kwargs_dict('endpoint_type', instance.interface)
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| 
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|     client = nova_client.Client(
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|         version,
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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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|         **kwargs
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|     )
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| 
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|     return client
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| 
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| 
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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('OS_COMPUTE_API_VERSION'),
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|         help=_("Compute API version, default=%s "
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|                "(Env: OS_COMPUTE_API_VERSION)") % DEFAULT_API_VERSION
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|     )
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|     return parser
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| 
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| 
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| def check_api_version(check_version):
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|     """Validate version supplied by user
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| 
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|     Returns:
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|     * True if version is OK
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|     * False if the version has not been checked and the previous plugin
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|       check should be performed
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|     * throws an exception if the version is no good
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| 
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|     TODO(dtroyer): make the exception thrown a version-related one
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|     """
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| 
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|     # Defer client imports until we actually need them
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|     import novaclient
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|     from novaclient import api_versions
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| 
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|     global _compute_api_version
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| 
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|     # Copy some logic from novaclient 3.3.0 for basic version detection
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|     # NOTE(dtroyer): This is only enough to resume operations using API
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|     #                version 2.0 or any valid version supplied by the user.
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|     _compute_api_version = api_versions.get_api_version(check_version)
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| 
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|     # Bypass X.latest format microversion
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|     if not _compute_api_version.is_latest():
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|         if _compute_api_version > api_versions.APIVersion("2.0"):
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|             if not _compute_api_version.matches(
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|                 novaclient.API_MIN_VERSION,
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|                 novaclient.API_MAX_VERSION,
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|             ):
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|                 msg = _("versions supported by client: %(min)s - %(max)s") % {
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|                     "min": novaclient.API_MIN_VERSION.get_string(),
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|                     "max": novaclient.API_MAX_VERSION.get_string(),
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|                 }
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|                 raise exceptions.CommandError(msg)
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|     return True
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