391 lines
14 KiB
Python
391 lines
14 KiB
Python
# 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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"""Subnet action implementations"""
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import copy
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from json.encoder import JSONEncoder
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from openstackclient.common import command
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from openstackclient.common import exceptions
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from openstackclient.common import parseractions
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from openstackclient.common import utils
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from openstackclient.identity import common as identity_common
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def _format_allocation_pools(data):
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pool_formatted = ['%s-%s' % (pool.get('start', ''), pool.get('end', ''))
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for pool in data]
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return ','.join(pool_formatted)
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def _format_host_routes(data):
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try:
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return '\n'.join([JSONEncoder().encode(route) for route in data])
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except (TypeError, KeyError):
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return ''
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_formatters = {
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'allocation_pools': _format_allocation_pools,
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'dns_nameservers': utils.format_list,
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'host_routes': _format_host_routes,
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}
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def _get_common_parse_arguments(parser):
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parser.add_argument(
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'--allocation-pool',
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metavar='start=<ip-address>,end=<ip-address>',
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dest='allocation_pools',
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action=parseractions.MultiKeyValueAction,
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required_keys=['start', 'end'],
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help='Allocation pool IP addresses for this subnet '
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'e.g.: start=192.168.199.2,end=192.168.199.254 '
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'(This option can be repeated)',
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)
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parser.add_argument(
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'--dns-nameserver',
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metavar='<dns-nameserver>',
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action='append',
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dest='dns_nameservers',
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help='DNS name server for this subnet '
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'(This option can be repeated)',
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)
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parser.add_argument(
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'--host-route',
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metavar='destination=<subnet>,gateway=<ip-address>',
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dest='host_routes',
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action=parseractions.MultiKeyValueAction,
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required_keys=['destination', 'gateway'],
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help='Additional route for this subnet '
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'e.g.: destination=10.10.0.0/16,gateway=192.168.71.254 '
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'destination: destination subnet (in CIDR notation) '
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'gateway: nexthop IP address '
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'(This option can be repeated)',
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)
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def _get_columns(item):
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columns = list(item.keys())
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if 'tenant_id' in columns:
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columns.remove('tenant_id')
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columns.append('project_id')
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return tuple(sorted(columns))
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def convert_entries_to_nexthop(entries):
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# Change 'gateway' entry to 'nexthop'
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changed_entries = copy.deepcopy(entries)
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for entry in changed_entries:
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entry['nexthop'] = entry['gateway']
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del entry['gateway']
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return changed_entries
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def convert_entries_to_gateway(entries):
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# Change 'nexthop' entry to 'gateway'
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changed_entries = copy.deepcopy(entries)
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for entry in changed_entries:
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entry['gateway'] = entry['nexthop']
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del entry['nexthop']
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return changed_entries
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def _get_attrs(client_manager, parsed_args, is_create=True):
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attrs = {}
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if 'name' in parsed_args and parsed_args.name is not None:
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attrs['name'] = str(parsed_args.name)
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if is_create:
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if 'project' in parsed_args and parsed_args.project is not None:
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identity_client = client_manager.identity
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project_id = identity_common.find_project(
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identity_client,
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parsed_args.project,
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parsed_args.project_domain,
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).id
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attrs['tenant_id'] = project_id
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client = client_manager.network
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attrs['network_id'] = client.find_network(parsed_args.network,
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ignore_missing=False).id
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if parsed_args.subnet_pool is not None:
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subnet_pool = client.find_subnet_pool(parsed_args.subnet_pool,
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ignore_missing=False)
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attrs['subnetpool_id'] = subnet_pool.id
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if parsed_args.use_default_subnet_pool:
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attrs['use_default_subnetpool'] = True
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if parsed_args.prefix_length is not None:
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attrs['prefixlen'] = parsed_args.prefix_length
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if parsed_args.subnet_range is not None:
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attrs['cidr'] = parsed_args.subnet_range
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if parsed_args.ip_version is not None:
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attrs['ip_version'] = parsed_args.ip_version
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if parsed_args.ipv6_ra_mode is not None:
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attrs['ipv6_ra_mode'] = parsed_args.ipv6_ra_mode
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if parsed_args.ipv6_address_mode is not None:
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attrs['ipv6_address_mode'] = parsed_args.ipv6_address_mode
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if 'gateway' in parsed_args and parsed_args.gateway is not None:
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gateway = parsed_args.gateway.lower()
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if not is_create and gateway == 'auto':
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raise exceptions.CommandError("Auto option is not available"
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" for Subnet Set. Valid options are"
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" <ip-address> or none")
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elif gateway != 'auto':
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if gateway == 'none':
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attrs['gateway_ip'] = None
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else:
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attrs['gateway_ip'] = gateway
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if ('allocation_pools' in parsed_args and
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parsed_args.allocation_pools is not None):
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attrs['allocation_pools'] = parsed_args.allocation_pools
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if parsed_args.dhcp:
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attrs['enable_dhcp'] = True
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elif parsed_args.no_dhcp:
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attrs['enable_dhcp'] = False
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if ('dns_nameservers' in parsed_args and
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parsed_args.dns_nameservers is not None):
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attrs['dns_nameservers'] = parsed_args.dns_nameservers
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if 'host_routes' in parsed_args and parsed_args.host_routes is not None:
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# Change 'gateway' entry to 'nexthop' to match the API
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attrs['host_routes'] = convert_entries_to_nexthop(
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parsed_args.host_routes)
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return attrs
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class CreateSubnet(command.ShowOne):
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"""Create a subnet"""
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def get_parser(self, prog_name):
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parser = super(CreateSubnet, self).get_parser(prog_name)
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parser.add_argument(
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'name',
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help='New subnet name',
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)
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parser.add_argument(
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'--project',
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metavar='<project>',
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help="Owner's project (name or ID)",
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)
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identity_common.add_project_domain_option_to_parser(parser)
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subnet_pool_group = parser.add_mutually_exclusive_group()
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subnet_pool_group.add_argument(
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'--subnet-pool',
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metavar='<subnet-pool>',
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help='Subnet pool from which this subnet will obtain a CIDR '
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'(Name or ID)',
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)
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subnet_pool_group.add_argument(
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'--use-default-subnet-pool',
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action='store_true',
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help='Use default subnet pool for --ip-version',
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)
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parser.add_argument(
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'--prefix-length',
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metavar='<prefix-length>',
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help='Prefix length for subnet allocation from subnetpool',
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)
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parser.add_argument(
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'--subnet-range',
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metavar='<subnet-range>',
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help='Subnet range in CIDR notation '
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'(required if --subnet-pool is not specified, '
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'optional otherwise)',
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)
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dhcp_enable_group = parser.add_mutually_exclusive_group()
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dhcp_enable_group.add_argument(
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'--dhcp',
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action='store_true',
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default=True,
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help='Enable DHCP (default)',
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)
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dhcp_enable_group.add_argument(
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'--no-dhcp',
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action='store_true',
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help='Disable DHCP',
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)
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parser.add_argument(
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'--gateway',
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metavar='<gateway>',
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default='auto',
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help="Specify a gateway for the subnet. The three options are: "
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" <ip-address>: Specific IP address to use as the gateway "
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" 'auto': Gateway address should automatically be "
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" chosen from within the subnet itself "
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" 'none': This subnet will not use a gateway "
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"e.g.: --gateway 192.168.9.1, --gateway auto, --gateway none"
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"(default is 'auto')",
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)
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parser.add_argument(
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'--ip-version',
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type=int,
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default=4,
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choices=[4, 6],
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help='IP version (default is 4). Note that when subnet pool is '
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'specified, IP version is determined from the subnet pool '
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'and this option is ignored.',
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)
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parser.add_argument(
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'--ipv6-ra-mode',
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choices=['dhcpv6-stateful', 'dhcpv6-stateless', 'slaac'],
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help='IPv6 RA (Router Advertisement) mode, '
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'valid modes: [dhcpv6-stateful, dhcpv6-stateless, slaac]',
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)
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parser.add_argument(
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'--ipv6-address-mode',
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choices=['dhcpv6-stateful', 'dhcpv6-stateless', 'slaac'],
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help='IPv6 address mode, '
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'valid modes: [dhcpv6-stateful, dhcpv6-stateless, slaac]',
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)
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parser.add_argument(
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'--network',
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required=True,
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metavar='<network>',
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help='Network this subnet belongs to (name or ID)',
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)
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_get_common_parse_arguments(parser)
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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.network
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attrs = _get_attrs(self.app.client_manager, parsed_args)
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obj = client.create_subnet(**attrs)
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columns = _get_columns(obj)
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data = utils.get_item_properties(obj, columns, formatters=_formatters)
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return (columns, data)
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class DeleteSubnet(command.Command):
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"""Delete subnet"""
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def get_parser(self, prog_name):
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parser = super(DeleteSubnet, self).get_parser(prog_name)
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parser.add_argument(
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'subnet',
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metavar="<subnet>",
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help="Subnet 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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client = self.app.client_manager.network
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client.delete_subnet(
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client.find_subnet(parsed_args.subnet))
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class ListSubnet(command.Lister):
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"""List subnets"""
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def get_parser(self, prog_name):
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parser = super(ListSubnet, 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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)
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return parser
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def take_action(self, parsed_args):
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data = self.app.client_manager.network.subnets()
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headers = ('ID', 'Name', 'Network', 'Subnet')
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columns = ('id', 'name', 'network_id', 'cidr')
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if parsed_args.long:
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headers += ('Project', 'DHCP', 'Name Servers',
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'Allocation Pools', 'Host Routes', 'IP Version',
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'Gateway')
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columns += ('tenant_id', 'enable_dhcp', 'dns_nameservers',
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'allocation_pools', 'host_routes', 'ip_version',
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'gateway_ip')
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return (headers,
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(utils.get_item_properties(
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s, columns,
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formatters=_formatters,
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) for s in data))
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class SetSubnet(command.Command):
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"""Set subnet properties"""
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def get_parser(self, prog_name):
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parser = super(SetSubnet, self).get_parser(prog_name)
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parser.add_argument(
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'subnet',
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metavar="<subnet>",
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help=("Subnet to modify (name or ID)")
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)
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parser.add_argument(
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'--name',
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metavar='<name>',
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help='Updated name of the subnet',
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)
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dhcp_enable_group = parser.add_mutually_exclusive_group()
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dhcp_enable_group.add_argument(
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'--dhcp',
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action='store_true',
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default=None,
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help='Enable DHCP',
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)
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dhcp_enable_group.add_argument(
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'--no-dhcp',
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action='store_true',
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help='Disable DHCP',
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)
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parser.add_argument(
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'--gateway',
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metavar='<gateway>',
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help="Specify a gateway for the subnet. The options are: "
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" <ip-address>: Specific IP address to use as the gateway "
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" 'none': This subnet will not use a gateway "
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"e.g.: --gateway 192.168.9.1, --gateway none"
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)
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_get_common_parse_arguments(parser)
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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.network
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obj = client.find_subnet(parsed_args.subnet, ignore_missing=False)
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attrs = _get_attrs(self.app.client_manager, parsed_args,
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is_create=False)
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if not attrs:
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msg = "Nothing specified to be set"
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raise exceptions.CommandError(msg)
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client.update_subnet(obj, **attrs)
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return
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class ShowSubnet(command.ShowOne):
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"""Show subnet details"""
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def get_parser(self, prog_name):
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parser = super(ShowSubnet, self).get_parser(prog_name)
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parser.add_argument(
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'subnet',
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metavar="<subnet>",
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help="Subnet to show (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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obj = self.app.client_manager.network.find_subnet(parsed_args.subnet,
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ignore_missing=False)
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columns = _get_columns(obj)
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data = utils.get_item_properties(obj, columns, formatters=_formatters)
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return (columns, data)
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