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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.
#
import argparse
from neutronclient.common import exceptions
from neutronclient.neutron import v2_0 as neutronV20
from neutronclient.openstack.common.gettextutils import _
class ListSecurityGroup(neutronV20.ListCommand):
"""List security groups that belong to a given tenant."""
resource = 'security_group'
list_columns = ['id', 'name', 'description']
pagination_support = True
sorting_support = True
class ShowSecurityGroup(neutronV20.ShowCommand):
"""Show information of a given security group."""
resource = 'security_group'
allow_names = True
class CreateSecurityGroup(neutronV20.CreateCommand):
"""Create a security group."""
resource = 'security_group'
def add_known_arguments(self, parser):
parser.add_argument(
'name', metavar='NAME',
help=_('Name of security group.'))
parser.add_argument(
'--description',
help=_('Description of security group.'))
def args2body(self, parsed_args):
body = {'security_group': {
'name': parsed_args.name}}
if parsed_args.description:
body['security_group'].update(
{'description': parsed_args.description})
if parsed_args.tenant_id:
body['security_group'].update({'tenant_id': parsed_args.tenant_id})
return body
class DeleteSecurityGroup(neutronV20.DeleteCommand):
"""Delete a given security group."""
resource = 'security_group'
allow_names = True
class UpdateSecurityGroup(neutronV20.UpdateCommand):
"""Update a given security group."""
resource = 'security_group'
def add_known_arguments(self, parser):
parser.add_argument(
'--name',
help=_('Name of security group.'))
parser.add_argument(
'--description',
help=_('Description of security group.'))
def args2body(self, parsed_args):
body = {'security_group': {}}
if parsed_args.name:
body['security_group'].update(
{'name': parsed_args.name})
if parsed_args.description:
body['security_group'].update(
{'description': parsed_args.description})
return body
class ListSecurityGroupRule(neutronV20.ListCommand):
"""List security group rules that belong to a given tenant."""
resource = 'security_group_rule'
list_columns = ['id', 'security_group_id', 'direction', 'protocol',
'remote_ip_prefix', 'remote_group_id']
replace_rules = {'security_group_id': 'security_group',
'remote_group_id': 'remote_group'}
pagination_support = True
sorting_support = True
def get_parser(self, prog_name):
parser = super(ListSecurityGroupRule, self).get_parser(prog_name)
parser.add_argument(
'--no-nameconv', action='store_true',
help=_('Do not convert security group ID to its name.'))
return parser
@staticmethod
def replace_columns(cols, rules, reverse=False):
if reverse:
rules = dict((rules[k], k) for k in rules.keys())
return [rules.get(col, col) for col in cols]
def retrieve_list(self, parsed_args):
parsed_args.fields = self.replace_columns(parsed_args.fields,
self.replace_rules,
reverse=True)
return super(ListSecurityGroupRule, self).retrieve_list(parsed_args)
def extend_list(self, data, parsed_args):
if parsed_args.no_nameconv:
return
neutron_client = self.get_client()
search_opts = {'fields': ['id', 'name']}
if self.pagination_support:
page_size = parsed_args.page_size
if page_size:
search_opts.update({'limit': page_size})
sec_group_ids = set()
for rule in data:
for key in self.replace_rules:
sec_group_ids.add(rule[key])
sec_group_ids = list(sec_group_ids)
def _get_sec_group_list(sec_group_ids):
search_opts['id'] = sec_group_ids
return neutron_client.list_security_groups(
**search_opts).get('security_groups', [])
try:
secgroups = _get_sec_group_list(sec_group_ids)
except exceptions.RequestURITooLong as uri_len_exc:
# Length of a query filter on security group rule id
# id=<uuid>& (with len(uuid)=36)
sec_group_id_filter_len = 40
# The URI is too long because of too many sec_group_id filters
# Use the excess attribute of the exception to know how many
# sec_group_id filters can be inserted into a single request
sec_group_count = len(sec_group_ids)
max_size = ((sec_group_id_filter_len * sec_group_count) -
uri_len_exc.excess)
chunk_size = max_size // sec_group_id_filter_len
secgroups = []
for i in range(0, sec_group_count, chunk_size):
secgroups.extend(
_get_sec_group_list(sec_group_ids[i: i + chunk_size]))
sg_dict = dict([(sg['id'], sg['name'])
for sg in secgroups if sg['name']])
for rule in data:
for key in self.replace_rules:
rule[key] = sg_dict.get(rule[key], rule[key])
def setup_columns(self, info, parsed_args):
parsed_args.columns = self.replace_columns(parsed_args.columns,
self.replace_rules,
reverse=True)
# NOTE(amotoki): 2nd element of the tuple returned by setup_columns()
# is a generator, so if you need to create a look using the generator
# object, you need to recreate a generator to show a list expectedly.
info = super(ListSecurityGroupRule, self).setup_columns(info,
parsed_args)
cols = info[0]
if not parsed_args.no_nameconv:
cols = self.replace_columns(info[0], self.replace_rules)
parsed_args.columns = cols
return (cols, info[1])
class ShowSecurityGroupRule(neutronV20.ShowCommand):
"""Show information of a given security group rule."""
resource = 'security_group_rule'
allow_names = False
class CreateSecurityGroupRule(neutronV20.CreateCommand):
"""Create a security group rule."""
resource = 'security_group_rule'
def add_known_arguments(self, parser):
parser.add_argument(
'security_group_id', metavar='SECURITY_GROUP',
help=_('Security group name or ID to add rule.'))
parser.add_argument(
'--direction',
default='ingress', choices=['ingress', 'egress'],
help=_('Direction of traffic: ingress/egress.'))
parser.add_argument(
'--ethertype',
default='IPv4',
help=_('IPv4/IPv6'))
parser.add_argument(
'--protocol',
help=_('Protocol of packet.'))
parser.add_argument(
'--port-range-min',
help=_('Starting port range.'))
parser.add_argument(
'--port_range_min',
help=argparse.SUPPRESS)
parser.add_argument(
'--port-range-max',
help=_('Ending port range.'))
parser.add_argument(
'--port_range_max',
help=argparse.SUPPRESS)
parser.add_argument(
'--remote-ip-prefix',
help=_('CIDR to match on.'))
parser.add_argument(
'--remote_ip_prefix',
help=argparse.SUPPRESS)
parser.add_argument(
'--remote-group-id', metavar='REMOTE_GROUP',
help=_('Remote security group name or ID to apply rule.'))
parser.add_argument(
'--remote_group_id',
help=argparse.SUPPRESS)
def args2body(self, parsed_args):
_security_group_id = neutronV20.find_resourceid_by_name_or_id(
self.get_client(), 'security_group', parsed_args.security_group_id)
body = {'security_group_rule': {
'security_group_id': _security_group_id,
'direction': parsed_args.direction,
'ethertype': parsed_args.ethertype}}
if parsed_args.protocol:
body['security_group_rule'].update(
{'protocol': parsed_args.protocol})
if parsed_args.port_range_min:
body['security_group_rule'].update(
{'port_range_min': parsed_args.port_range_min})
if parsed_args.port_range_max:
body['security_group_rule'].update(
{'port_range_max': parsed_args.port_range_max})
if parsed_args.remote_ip_prefix:
body['security_group_rule'].update(
{'remote_ip_prefix': parsed_args.remote_ip_prefix})
if parsed_args.remote_group_id:
_remote_group_id = neutronV20.find_resourceid_by_name_or_id(
self.get_client(), 'security_group',
parsed_args.remote_group_id)
body['security_group_rule'].update(
{'remote_group_id': _remote_group_id})
if parsed_args.tenant_id:
body['security_group_rule'].update(
{'tenant_id': parsed_args.tenant_id})
return body
class DeleteSecurityGroupRule(neutronV20.DeleteCommand):
"""Delete a given security group rule."""
resource = 'security_group_rule'
allow_names = False
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