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# Copyright 2012 OpenStack Foundation.
# All Rights Reserved
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
from __future__ import print_function
import argparse
from neutronclient.common import exceptions
from neutronclient.common import utils
from neutronclient.neutron import v2_0 as neutronV20
from neutronclient.openstack.common.gettextutils import _
def _format_external_gateway_info(router):
try:
return utils.dumps(router['external_gateway_info'])
except Exception:
return ''
class ListRouter(neutronV20.ListCommand):
"""List routers that belong to a given tenant."""
resource = 'router'
_formatters = {'external_gateway_info': _format_external_gateway_info, }
list_columns = ['id', 'name', 'external_gateway_info', 'distributed']
pagination_support = True
sorting_support = True
class ShowRouter(neutronV20.ShowCommand):
"""Show information of a given router."""
resource = 'router'
class CreateRouter(neutronV20.CreateCommand):
"""Create a router for a given tenant."""
resource = 'router'
_formatters = {'external_gateway_info': _format_external_gateway_info, }
def add_known_arguments(self, parser):
parser.add_argument(
'--admin-state-down',
dest='admin_state', action='store_false',
help=_('Set admin state up to false.'))
parser.add_argument(
'--admin_state_down',
dest='admin_state', action='store_false',
help=argparse.SUPPRESS)
parser.add_argument(
'name', metavar='NAME',
help=_('Name of router to create.'))
parser.add_argument(
'distributed', action='store_true',
help=_('Create a distributed router.'))
def args2body(self, parsed_args):
body = {self.resource: {'admin_state_up': parsed_args.admin_state}}
neutronV20.update_dict(parsed_args, body[self.resource],
['name', 'tenant_id'])
return body
class DeleteRouter(neutronV20.DeleteCommand):
"""Delete a given router."""
resource = 'router'
class UpdateRouter(neutronV20.UpdateCommand):
"""Update router's information."""
resource = 'router'
class RouterInterfaceCommand(neutronV20.NeutronCommand):
"""Based class to Add/Remove router interface."""
api = 'network'
resource = 'router'
def call_api(self, neutron_client, router_id, body):
raise NotImplementedError()
def success_message(self, router_id, portinfo):
raise NotImplementedError()
def get_parser(self, prog_name):
parser = super(RouterInterfaceCommand, self).get_parser(prog_name)
parser.add_argument(
'router_id', metavar='router-id',
help=_('ID of the router.'))
parser.add_argument(
'interface', metavar='INTERFACE',
help=_('The format is "SUBNET|subnet=SUBNET|port=PORT". '
'Either a subnet or port must be specified. '
'Both ID and name are accepted as SUBNET or PORT. '
'Note that "subnet=" can be omitted when specifying a subnet.'))
return parser
def run(self, parsed_args):
self.log.debug('run(%s)' % parsed_args)
neutron_client = self.get_client()
neutron_client.format = parsed_args.request_format
if '=' in parsed_args.interface:
resource, value = parsed_args.interface.split('=', 1)
if resource not in ['subnet', 'port']:
exceptions.CommandError(_('You must specify either subnet or '
'port for INTERFACE parameter.'))
else:
resource = 'subnet'
value = parsed_args.interface
_router_id = neutronV20.find_resourceid_by_name_or_id(
neutron_client, self.resource, parsed_args.router_id)
_interface_id = neutronV20.find_resourceid_by_name_or_id(
neutron_client, resource, value)
body = {'%s_id' % resource: _interface_id}
portinfo = self.call_api(neutron_client, _router_id, body)
print(self.success_message(parsed_args.router_id, portinfo),
file=self.app.stdout)
class AddInterfaceRouter(RouterInterfaceCommand):
"""Add an internal network interface to a router."""
def call_api(self, neutron_client, router_id, body):
return neutron_client.add_interface_router(router_id, body)
def success_message(self, router_id, portinfo):
return (_('Added interface %(port)s to router %(router)s.') %
{'router': router_id, 'port': portinfo['port_id']})
class RemoveInterfaceRouter(RouterInterfaceCommand):
"""Remove an internal network interface from a router."""
def call_api(self, neutron_client, router_id, body):
return neutron_client.remove_interface_router(router_id, body)
def success_message(self, router_id, portinfo):
# portinfo is not used since it is None for router-interface-delete.
return _('Removed interface from router %s.') % router_id
class SetGatewayRouter(neutronV20.NeutronCommand):
"""Set the external network gateway for a router."""
api = 'network'
resource = 'router'
def get_parser(self, prog_name):
parser = super(SetGatewayRouter, self).get_parser(prog_name)
parser.add_argument(
'router_id', metavar='router-id',
help=_('ID of the router.'))
parser.add_argument(
'external_network_id', metavar='external-network-id',
help=_('ID of the external network for the gateway.'))
parser.add_argument(
'--disable-snat', action='store_true',
help=_('Disable source NAT on the router gateway.'))
return parser
def run(self, parsed_args):
self.log.debug('run(%s)' % parsed_args)
neutron_client = self.get_client()
neutron_client.format = parsed_args.request_format
_router_id = neutronV20.find_resourceid_by_name_or_id(
neutron_client, self.resource, parsed_args.router_id)
_ext_net_id = neutronV20.find_resourceid_by_name_or_id(
neutron_client, 'network', parsed_args.external_network_id)
router_dict = {'network_id': _ext_net_id}
if parsed_args.disable_snat:
router_dict['enable_snat'] = False
neutron_client.add_gateway_router(_router_id, router_dict)
print(_('Set gateway for router %s') % parsed_args.router_id,
file=self.app.stdout)
class RemoveGatewayRouter(neutronV20.NeutronCommand):
"""Remove an external network gateway from a router."""
api = 'network'
resource = 'router'
def get_parser(self, prog_name):
parser = super(RemoveGatewayRouter, self).get_parser(prog_name)
parser.add_argument(
'router_id', metavar='router-id',
help=_('ID of the router.'))
return parser
def run(self, parsed_args):
self.log.debug('run(%s)' % parsed_args)
neutron_client = self.get_client()
neutron_client.format = parsed_args.request_format
_router_id = neutronV20.find_resourceid_by_name_or_id(
neutron_client, self.resource, parsed_args.router_id)
neutron_client.remove_gateway_router(_router_id)
print(_('Removed gateway from router %s') % parsed_args.router_id,
file=self.app.stdout)
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