216 lines
7.9 KiB
Python
Executable File
216 lines
7.9 KiB
Python
Executable File
# Copyright (c) 2017 Huawei Technologies India Pvt.Limited.
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# All Rights Reserved.
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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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import logging
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from osc_lib.cli import parseractions
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from osc_lib.command import command
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from osc_lib import exceptions
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from osc_lib import utils
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from neutronclient._i18n import _
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from neutronclient.osc import utils as nc_osc_utils
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LOG = logging.getLogger(__name__)
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resource = 'port_pair'
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_attr_map = (
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('id', 'ID', nc_osc_utils.LIST_BOTH),
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('name', 'Name', nc_osc_utils.LIST_BOTH),
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('ingress', 'Ingress Logical Port', nc_osc_utils.LIST_BOTH),
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('egress', 'Egress Logical Port', nc_osc_utils.LIST_BOTH),
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('service_function_parameters', 'Service Function Parameters',
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nc_osc_utils.LIST_LONG_ONLY),
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('description', 'Description', nc_osc_utils.LIST_LONG_ONLY),
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('project_id', 'Project', nc_osc_utils.LIST_LONG_ONLY),
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)
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class CreateSfcPortPair(command.ShowOne):
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_description = _("Create a port pair")
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def get_parser(self, prog_name):
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parser = super(CreateSfcPortPair, 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=_('Name of the port pair'))
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parser.add_argument(
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'--description',
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metavar='<description>',
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help=_('Description for the port pair'))
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parser.add_argument(
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'--service-function-parameters',
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metavar='correlation=<correlation-type>,weight=<weight>',
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action=parseractions.MultiKeyValueAction,
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optional_keys=['correlation', 'weight'],
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help=_('Dictionary of service function parameters. '
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'Currently, only correlation=None and weight '
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'is supported. Weight is an integer that influences '
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'the selection of a port pair within a port pair group '
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'for a flow. The higher the weight, the more flows will '
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'hash to the port pair. The default weight is 1.'))
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parser.add_argument(
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'--ingress',
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metavar='<ingress>',
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required=True,
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help=_('Ingress neutron port (name or ID)'))
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parser.add_argument(
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'--egress',
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metavar='<egress>',
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required=True,
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help=_('Egress neutron port (name or ID)'))
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return parser
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def take_action(self, parsed_args):
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client = self.app.client_manager.neutronclient
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attrs = _get_common_attrs(self.app.client_manager, parsed_args)
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body = {resource: attrs}
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obj = client.create_port_pair(body)[resource]
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columns, display_columns = nc_osc_utils.get_columns(obj, _attr_map)
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data = utils.get_dict_properties(obj, columns)
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return display_columns, data
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class DeleteSfcPortPair(command.Command):
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_description = _("Delete a given port pair")
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def get_parser(self, prog_name):
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parser = super(DeleteSfcPortPair, self).get_parser(prog_name)
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parser.add_argument(
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'port_pair',
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metavar="<port-pair>",
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help=_("Port pair to delete (name or ID)")
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)
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return parser
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def take_action(self, parsed_args):
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# TODO(mohan): Add support for deleting multiple resources.
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client = self.app.client_manager.neutronclient
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port_pair_id = _get_id(client, parsed_args.port_pair, resource)
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try:
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client.delete_port_pair(port_pair_id)
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except Exception as e:
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msg = (_("Failed to delete port pair with name "
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"or ID '%(port_pair)s': %(e)s")
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% {'port_pair': parsed_args.port_pair, 'e': e})
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raise exceptions.CommandError(msg)
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class ListSfcPortPair(command.Lister):
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_description = _("List port pairs")
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def get_parser(self, prog_name):
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parser = super(ListSfcPortPair, 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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help=_("List additional fields in output")
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)
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return parser
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def take_action(self, parsed_args):
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client = self.app.client_manager.neutronclient
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data = client.list_port_pair()
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headers, columns = nc_osc_utils.get_column_definitions(
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_attr_map, long_listing=parsed_args.long)
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return (headers,
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(utils.get_dict_properties(
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s, columns,
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) for s in data['port_pairs']))
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class SetSfcPortPair(command.Command):
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_description = _("Set port pair properties")
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def get_parser(self, prog_name):
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parser = super(SetSfcPortPair, 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=_('Name of the port pair'))
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parser.add_argument(
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'--description',
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metavar='<description>',
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help=_('Description for the port pair'))
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parser.add_argument(
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'port_pair',
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metavar='<port-pair>',
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help=_("Port pair to modify (name or ID)")
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)
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return parser
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def take_action(self, parsed_args):
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client = self.app.client_manager.neutronclient
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port_pair_id = _get_id(client, parsed_args.port_pair, resource)
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attrs = _get_common_attrs(self.app.client_manager, parsed_args,
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is_create=False)
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body = {resource: attrs}
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try:
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client.update_port_pair(port_pair_id, body)
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except Exception as e:
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msg = (_("Failed to update port pair '%(port_pair)s': %(e)s")
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% {'port_pair': parsed_args.port_pair, 'e': e})
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raise exceptions.CommandError(msg)
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class ShowSfcPortPair(command.ShowOne):
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_description = _("Display port pair details")
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def get_parser(self, prog_name):
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parser = super(ShowSfcPortPair, self).get_parser(prog_name)
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parser.add_argument(
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'port_pair',
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metavar='<port-pair>',
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help=_("Port pair to display (name or ID)")
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)
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return parser
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def take_action(self, parsed_args):
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client = self.app.client_manager.neutronclient
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port_pair_id = _get_id(client, parsed_args.port_pair, resource)
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obj = client.show_port_pair(port_pair_id)[resource]
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columns, display_columns = nc_osc_utils.get_columns(obj, _attr_map)
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data = utils.get_dict_properties(obj, columns)
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return display_columns, data
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def _get_common_attrs(client_manager, parsed_args, is_create=True):
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attrs = {}
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if parsed_args.name is not None:
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attrs['name'] = parsed_args.name
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if parsed_args.description is not None:
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attrs['description'] = parsed_args.description
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if is_create:
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_get_attrs(client_manager, attrs, parsed_args)
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return attrs
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def _get_attrs(client_manager, attrs, parsed_args):
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if parsed_args.ingress is not None:
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attrs['ingress'] = _get_id(client_manager.neutronclient,
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parsed_args.ingress, 'port')
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if parsed_args.egress is not None:
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attrs['egress'] = _get_id(client_manager.neutronclient,
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parsed_args.egress, 'port')
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if 'service_function_parameters' in parsed_args:
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attrs['service_function_parameters'] = (
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parsed_args.service_function_parameters)
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def _get_id(client, id_or_name, resource):
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return client.find_resource(resource, id_or_name)['id']
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