 e3c46ece4a
			
		
	
	e3c46ece4a
	
	
	
		
			
			Instead of duplicating the same log statement throughout the code, the same logic can be provided by a shared decorator that abstracts away the logging capability and unifies it behind a common function instead. Change-Id: Icc63bced7347c8bbf0299a4c5821425a10892a79
		
			
				
	
	
		
			303 lines
		
	
	
		
			9.9 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			303 lines
		
	
	
		
			9.9 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| #   Copyright 2015 iWeb Technologies Inc.
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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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| """Volume v2 QoS action implementations"""
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| 
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| import logging
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| import six
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| 
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| from cliff import command
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| from cliff import lister
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| from cliff import show
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| 
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| from openstackclient.common import parseractions
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| from openstackclient.common import utils
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| 
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| 
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| class AssociateQos(command.Command):
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|     """Associate a QoS specification to a volume type"""
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| 
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|     log = logging.getLogger(__name__ + '.AssociateQos')
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| 
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|     def get_parser(self, prog_name):
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|         parser = super(AssociateQos, self).get_parser(prog_name)
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|         parser.add_argument(
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|             'qos_spec',
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|             metavar='<qos-spec>',
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|             help='QoS specification to modify (name or ID)',
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|         )
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|         parser.add_argument(
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|             'volume_type',
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|             metavar='<volume-type>',
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|             help='Volume type to associate the QoS (name or ID)',
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|         )
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|         return parser
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| 
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|     @utils.log_method(log)
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|     def take_action(self, parsed_args):
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|         volume_client = self.app.client_manager.volume
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|         qos_spec = utils.find_resource(volume_client.qos_specs,
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|                                        parsed_args.qos_spec)
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|         volume_type = utils.find_resource(volume_client.volume_types,
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|                                           parsed_args.volume_type)
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| 
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|         volume_client.qos_specs.associate(qos_spec.id, volume_type.id)
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| 
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|         return
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| 
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| 
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| class CreateQos(show.ShowOne):
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|     """Create new QoS specification"""
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| 
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|     log = logging.getLogger(__name__ + '.CreateQos')
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| 
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|     def get_parser(self, prog_name):
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|         parser = super(CreateQos, self).get_parser(prog_name)
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|         parser.add_argument(
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|             'name',
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|             metavar='<name>',
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|             help='New QoS specification name',
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|         )
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|         consumer_choices = ['front-end', 'back-end', 'both']
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|         parser.add_argument(
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|             '--consumer',
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|             metavar='<consumer>',
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|             choices=consumer_choices,
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|             default='both',
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|             help='Consumer of the QoS. Valid consumers: %s '
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|                  "(defaults to 'both')" % utils.format_list(consumer_choices)
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|         )
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|         parser.add_argument(
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|             '--property',
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|             metavar='<key=value>',
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|             action=parseractions.KeyValueAction,
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|             help='Set a QoS specification property '
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|                  '(repeat option to set multiple properties)',
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|         )
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|         return parser
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| 
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|     @utils.log_method(log)
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|     def take_action(self, parsed_args):
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|         volume_client = self.app.client_manager.volume
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|         specs = {}
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|         specs.update({'consumer': parsed_args.consumer})
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| 
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|         if parsed_args.property:
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|             specs.update(parsed_args.property)
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| 
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|         qos_spec = volume_client.qos_specs.create(parsed_args.name, specs)
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| 
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|         return zip(*sorted(six.iteritems(qos_spec._info)))
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| 
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| 
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| class DeleteQos(command.Command):
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|     """Delete QoS specification"""
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| 
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|     log = logging.getLogger(__name__ + '.DeleteQos')
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| 
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|     def get_parser(self, prog_name):
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|         parser = super(DeleteQos, self).get_parser(prog_name)
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|         parser.add_argument(
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|             'qos_specs',
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|             metavar='<qos-spec>',
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|             nargs="+",
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|             help='QoS specification(s) to delete (name or ID)',
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|         )
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|         return parser
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| 
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|     @utils.log_method(log)
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|     def take_action(self, parsed_args):
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|         volume_client = self.app.client_manager.volume
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|         for qos in parsed_args.qos_specs:
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|             qos_spec = utils.find_resource(volume_client.qos_specs, qos)
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|             volume_client.qos_specs.delete(qos_spec.id)
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|         return
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| 
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| 
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| class DisassociateQos(command.Command):
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|     """Disassociate a QoS specification from a volume type"""
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| 
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|     log = logging.getLogger(__name__ + '.DisassociateQos')
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| 
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|     def get_parser(self, prog_name):
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|         parser = super(DisassociateQos, self).get_parser(prog_name)
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|         parser.add_argument(
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|             'qos_spec',
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|             metavar='<qos-spec>',
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|             help='QoS specification to modify (name or ID)',
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|         )
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|         volume_type_group = parser.add_mutually_exclusive_group()
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|         volume_type_group.add_argument(
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|             '--volume-type',
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|             metavar='<volume-type>',
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|             help='Volume type to disassociate the QoS from (name or ID)',
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|         )
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|         volume_type_group.add_argument(
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|             '--all',
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|             action='store_true',
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|             default=False,
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|             help='Disassociate the QoS from every volume type',
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|         )
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| 
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|         return parser
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| 
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|     @utils.log_method(log)
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|     def take_action(self, parsed_args):
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|         volume_client = self.app.client_manager.volume
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|         qos_spec = utils.find_resource(volume_client.qos_specs,
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|                                        parsed_args.qos_spec)
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| 
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|         if parsed_args.volume_type:
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|             volume_type = utils.find_resource(volume_client.volume_types,
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|                                               parsed_args.volume_type)
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|             volume_client.qos_specs.disassociate(qos_spec.id, volume_type.id)
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|         elif parsed_args.all:
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|             volume_client.qos_specs.disassociate_all(qos_spec.id)
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| 
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|         return
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| 
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| 
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| class ListQos(lister.Lister):
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|     """List QoS specifications"""
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| 
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|     log = logging.getLogger(__name__ + '.ListQos')
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| 
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|     @utils.log_method(log)
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|     def take_action(self, parsed_args):
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|         volume_client = self.app.client_manager.volume
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|         qos_specs_list = volume_client.qos_specs.list()
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| 
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|         for qos in qos_specs_list:
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|             qos_associations = volume_client.qos_specs.get_associations(qos)
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|             if qos_associations:
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|                 associations = [association.name
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|                                 for association in qos_associations]
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|                 qos._info.update({'associations': associations})
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| 
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|         columns = ('ID', 'Name', 'Consumer', 'Associations', 'Specs')
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|         return (columns,
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|                 (utils.get_dict_properties(
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|                     s._info, columns,
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|                     formatters={
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|                         'Specs': utils.format_dict,
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|                         'Associations': utils.format_list
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|                     },
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|                 ) for s in qos_specs_list))
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| 
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| 
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| class SetQos(command.Command):
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|     """Set QoS specification properties"""
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| 
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|     log = logging.getLogger(__name__ + '.SetQos')
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| 
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|     def get_parser(self, prog_name):
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|         parser = super(SetQos, self).get_parser(prog_name)
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|         parser.add_argument(
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|             'qos_spec',
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|             metavar='<qos-spec>',
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|             help='QoS specification to modify (name or ID)',
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|         )
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|         parser.add_argument(
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|             '--property',
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|             metavar='<key=value>',
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|             action=parseractions.KeyValueAction,
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|             help='Property to add or modify for this QoS specification '
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|                  '(repeat option to set multiple properties)',
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|         )
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|         return parser
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| 
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|     @utils.log_method(log)
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|     def take_action(self, parsed_args):
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|         volume_client = self.app.client_manager.volume
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|         qos_spec = utils.find_resource(volume_client.qos_specs,
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|                                        parsed_args.qos_spec)
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| 
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|         if parsed_args.property:
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|             volume_client.qos_specs.set_keys(qos_spec.id,
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|                                              parsed_args.property)
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|         else:
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|             self.app.log.error("No changes requested\n")
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| 
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|         return
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| 
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| 
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| class ShowQos(show.ShowOne):
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|     """Display QoS specification details"""
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| 
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|     log = logging.getLogger(__name__ + '.ShowQos')
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| 
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|     def get_parser(self, prog_name):
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|         parser = super(ShowQos, self).get_parser(prog_name)
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|         parser.add_argument(
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|             'qos_spec',
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|             metavar='<qos-spec>',
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|             help='QoS specification to display (name or ID)',
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|         )
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|         return parser
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| 
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|     @utils.log_method(log)
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|     def take_action(self, parsed_args):
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|         volume_client = self.app.client_manager.volume
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|         qos_spec = utils.find_resource(volume_client.qos_specs,
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|                                        parsed_args.qos_spec)
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| 
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|         qos_associations = volume_client.qos_specs.get_associations(qos_spec)
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|         if qos_associations:
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|             associations = [association.name
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|                             for association in qos_associations]
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|             qos_spec._info.update({
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|                 'associations': utils.format_list(associations)
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|             })
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|         qos_spec._info.update({'specs': utils.format_dict(qos_spec.specs)})
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| 
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|         return zip(*sorted(six.iteritems(qos_spec._info)))
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| 
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| 
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| class UnsetQos(command.Command):
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|     """Unset QoS specification properties"""
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| 
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|     log = logging.getLogger(__name__ + '.SetQos')
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| 
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|     def get_parser(self, prog_name):
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|         parser = super(UnsetQos, self).get_parser(prog_name)
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|         parser.add_argument(
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|             'qos_spec',
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|             metavar='<qos-spec>',
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|             help='QoS specification to modify (name or ID)',
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|         )
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|         parser.add_argument(
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|             '--property',
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|             metavar='<key>',
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|             action='append',
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|             default=[],
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|             help='Property to remove from the QoS specification. '
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|                  '(repeat option to unset multiple properties)',
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|         )
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|         return parser
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| 
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|     @utils.log_method(log)
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|     def take_action(self, parsed_args):
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|         volume_client = self.app.client_manager.volume
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|         qos_spec = utils.find_resource(volume_client.qos_specs,
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|                                        parsed_args.qos_spec)
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| 
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|         if parsed_args.property:
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|             volume_client.qos_specs.unset_keys(qos_spec.id,
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|                                                parsed_args.property)
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|         else:
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|             self.app.log.error("No changes requested\n")
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| 
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|         return
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