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subnet.py
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subnet.py
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# Copyright 2012 OpenStack LLC.
# 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.
#
# vim: tabstop=4 shiftwidth=4 softtabstop=4
import argparse
import logging
from quantumclient.common import exceptions
from quantumclient.common import utils
from quantumclient.quantum import v2_0 as quantumv20
from quantumclient.quantum.v2_0 import CreateCommand
from quantumclient.quantum.v2_0 import DeleteCommand
from quantumclient.quantum.v2_0 import ListCommand
from quantumclient.quantum.v2_0 import ShowCommand
from quantumclient.quantum.v2_0 import UpdateCommand
def _format_allocation_pools(subnet):
try:
return '\n'.join([utils.dumps(pool) for pool in
subnet['allocation_pools']])
except Exception:
return ''
def _format_dns_nameservers(subnet):
try:
return '\n'.join([utils.dumps(server) for server in
subnet['dns_nameservers']])
except Exception:
return ''
def _format_host_routes(subnet):
try:
return '\n'.join([utils.dumps(route) for route in
subnet['host_routes']])
except Exception:
return ''
class ListSubnet(ListCommand):
"""List networks that belong to a given tenant."""
resource = 'subnet'
log = logging.getLogger(__name__ + '.ListSubnet')
_formatters = {'allocation_pools': _format_allocation_pools,
'dns_nameservers': _format_dns_nameservers,
'host_routes': _format_host_routes, }
list_columns = ['id', 'name', 'cidr', 'allocation_pools']
pagination_support = True
sorting_support = True
class ShowSubnet(ShowCommand):
"""Show information of a given subnet."""
resource = 'subnet'
log = logging.getLogger(__name__ + '.ShowSubnet')
class CreateSubnet(CreateCommand):
"""Create a subnet for a given tenant."""
resource = 'subnet'
log = logging.getLogger(__name__ + '.CreateSubnet')
def add_known_arguments(self, parser):
parser.add_argument(
'--name',
help='name of this subnet')
parser.add_argument(
'--ip-version',
type=int,
default=4, choices=[4, 6],
help='IP version with default 4')
parser.add_argument(
'--ip_version',
type=int,
choices=[4, 6],
help=argparse.SUPPRESS)
parser.add_argument(
'--gateway', metavar='GATEWAY_IP',
help='gateway ip of this subnet')
parser.add_argument(
'--no-gateway',
action='store_true',
help='No distribution of gateway')
parser.add_argument(
'--allocation-pool', metavar='start=IP_ADDR,end=IP_ADDR',
action='append', dest='allocation_pools', type=utils.str2dict,
help='Allocation pool IP addresses for this subnet '
'(This option can be repeated)')
parser.add_argument(
'--allocation_pool',
action='append', dest='allocation_pools', type=utils.str2dict,
help=argparse.SUPPRESS)
parser.add_argument(
'--host-route', metavar='destination=CIDR,nexthop=IP_ADDR',
action='append', dest='host_routes', type=utils.str2dict,
help='Additional route (This option can be repeated)')
parser.add_argument(
'--dns-nameserver', metavar='DNS_NAMESERVER',
action='append', dest='dns_nameservers',
help='DNS name server for this subnet '
'(This option can be repeated)')
parser.add_argument(
'--disable-dhcp',
action='store_true',
help='Disable DHCP for this subnet')
parser.add_argument(
'network_id', metavar='NETWORK',
help='network id or name this subnet belongs to')
parser.add_argument(
'cidr', metavar='CIDR',
help='cidr of subnet to create')
def args2body(self, parsed_args):
_network_id = quantumv20.find_resourceid_by_name_or_id(
self.get_client(), 'network', parsed_args.network_id)
body = {'subnet': {'cidr': parsed_args.cidr,
'network_id': _network_id,
'ip_version': parsed_args.ip_version, }, }
if parsed_args.gateway and parsed_args.no_gateway:
raise exceptions.CommandError("--gateway option and "
"--no-gateway option can "
"not be used same time")
if parsed_args.no_gateway:
body['subnet'].update({'gateway_ip': None})
if parsed_args.gateway:
body['subnet'].update({'gateway_ip': parsed_args.gateway})
if parsed_args.tenant_id:
body['subnet'].update({'tenant_id': parsed_args.tenant_id})
if parsed_args.name:
body['subnet'].update({'name': parsed_args.name})
if parsed_args.disable_dhcp:
body['subnet'].update({'enable_dhcp': False})
if parsed_args.allocation_pools:
body['subnet']['allocation_pools'] = parsed_args.allocation_pools
if parsed_args.host_routes:
body['subnet']['host_routes'] = parsed_args.host_routes
if parsed_args.dns_nameservers:
body['subnet']['dns_nameservers'] = parsed_args.dns_nameservers
return body
class DeleteSubnet(DeleteCommand):
"""Delete a given subnet."""
resource = 'subnet'
log = logging.getLogger(__name__ + '.DeleteSubnet')
class UpdateSubnet(UpdateCommand):
"""Update subnet's information."""
resource = 'subnet'
log = logging.getLogger(__name__ + '.UpdateSubnet')