Since cinderclient has support to list extensions, we should add some of the logic to our list extensions command. Change-Id: I7dc7ca325ea9b82194bba6d875e7b8dc1884d77e Closes-Bug: #1337687
		
			
				
	
	
		
			103 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			103 lines
		
	
	
		
			3.5 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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"""Extension action implementations"""
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import logging
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from cliff import lister
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from openstackclient.common import utils
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class ListExtension(lister.Lister):
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    """List extension command"""
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    # TODO(mfisch): add support for volume and network
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    # when the underlying APIs support it.
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    log = logging.getLogger(__name__ + '.ListExtension')
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    def get_parser(self, prog_name):
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        parser = super(ListExtension, self).get_parser(prog_name)
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        parser.add_argument(
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            '--long',
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            action='store_true',
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            default=False,
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            help='List additional fields in output')
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        parser.add_argument(
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            '--identity',
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            action='store_true',
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            default=False,
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            help='List extensions for the Identity API')
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        parser.add_argument(
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            '--compute',
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            action='store_true',
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            default=False,
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            help='List extensions for the Compute API')
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        parser.add_argument(
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            '--volume',
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            action='store_true',
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            default=False,
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            help='List extensions for the Volume API')
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        return parser
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    def take_action(self, parsed_args):
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        self.log.debug('take_action(%s)' % parsed_args)
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        if parsed_args.long:
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            columns = ('Name', 'Namespace', 'Description',
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                       'Alias', 'Updated', 'Links')
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        else:
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            columns = ('Name', 'Alias', 'Description')
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        data = []
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        # by default we want to show everything, unless the
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        # user specifies one or more of the APIs to show
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        # for now, only identity and compute are supported.
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        show_all = (not parsed_args.identity and not parsed_args.compute
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                    and not parsed_args.volume)
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        if parsed_args.identity or show_all:
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            identity_client = self.app.client_manager.identity
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            try:
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                data += identity_client.extensions.list()
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            except Exception:
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                message = "Extensions list not supported by Identity API"
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                self.log.warning(message)
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        if parsed_args.compute or show_all:
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            compute_client = self.app.client_manager.compute
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            try:
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                data += compute_client.list_extensions.show_all()
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            except Exception:
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                message = "Extensions list not supported by Compute API"
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                self.log.warning(message)
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        if parsed_args.volume or show_all:
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            volume_client = self.app.client_manager.volume
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            try:
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                data += volume_client.list_extensions.show_all()
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            except Exception:
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                message = "Extensions list not supported by Volume API"
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                self.log.warning(message)
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        return (columns,
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                (utils.get_item_properties(
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                    s, columns,
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                    formatters={},
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                ) for s in data))
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