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# Copyright 2013 Big Switch Networks
# 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.
#
# @author: KC Wang, Big Switch Networks
#
from __future__ import print_function
import argparse
import string
from neutronclient.neutron import v2_0 as neutronv20
from neutronclient.openstack.common.gettextutils import _
def _format_firewall_rules(firewall_policy):
try:
output = '[' + ',\n '.join([rule for rule in
firewall_policy['firewall_rules']]) + ']'
return output
except (TypeError, KeyError):
return ''
class ListFirewallPolicy(neutronv20.ListCommand):
"""List firewall policies that belong to a given tenant."""
resource = 'firewall_policy'
list_columns = ['id', 'name', 'firewall_rules']
_formatters = {'firewall_rules': _format_firewall_rules,
}
pagination_support = True
sorting_support = True
class ShowFirewallPolicy(neutronv20.ShowCommand):
"""Show information of a given firewall policy."""
resource = 'firewall_policy'
class CreateFirewallPolicy(neutronv20.CreateCommand):
"""Create a firewall policy."""
resource = 'firewall_policy'
def add_known_arguments(self, parser):
parser.add_argument(
'name',
metavar='NAME',
help=_('Name for the firewall policy.'))
parser.add_argument(
'--description',
help=_('Description for the firewall policy.'))
parser.add_argument(
'--shared',
dest='shared',
action='store_true',
help=_('Create a shared policy.'),
default=argparse.SUPPRESS)
parser.add_argument(
'--firewall-rules', type=string.split,
help=_('Ordered list of whitespace-delimited firewall rule '
'names or IDs; e.g., --firewall-rules \"rule1 rule2\"'))
parser.add_argument(
'--audited',
action='store_true',
help=_('Sets audited to True.'),
default=argparse.SUPPRESS)
def args2body(self, parsed_args):
if parsed_args.firewall_rules:
_firewall_rules = []
for f in parsed_args.firewall_rules:
_firewall_rules.append(
neutronv20.find_resourceid_by_name_or_id(
self.get_client(), 'firewall_rule', f))
body = {self.resource: {
'firewall_rules': _firewall_rules,
},
}
else:
body = {self.resource: {}}
neutronv20.update_dict(parsed_args, body[self.resource],
['name', 'description', 'shared',
'audited', 'tenant_id'])
return body
class UpdateFirewallPolicy(neutronv20.UpdateCommand):
"""Update a given firewall policy."""
resource = 'firewall_policy'
class DeleteFirewallPolicy(neutronv20.DeleteCommand):
"""Delete a given firewall policy."""
resource = 'firewall_policy'
class FirewallPolicyInsertRule(neutronv20.UpdateCommand):
"""Insert a rule into a given firewall policy."""
resource = 'firewall_policy'
def call_api(self, neutron_client, firewall_policy_id, body):
return neutron_client.firewall_policy_insert_rule(firewall_policy_id,
body)
def args2body(self, parsed_args):
_rule = ''
if parsed_args.firewall_rule_id:
_rule = neutronv20.find_resourceid_by_name_or_id(
self.get_client(), 'firewall_rule',
parsed_args.firewall_rule_id)
_insert_before = ''
if 'insert_before' in parsed_args:
if parsed_args.insert_before:
_insert_before = neutronv20.find_resourceid_by_name_or_id(
self.get_client(), 'firewall_rule',
parsed_args.insert_before)
_insert_after = ''
if 'insert_after' in parsed_args:
if parsed_args.insert_after:
_insert_after = neutronv20.find_resourceid_by_name_or_id(
self.get_client(), 'firewall_rule',
parsed_args.insert_after)
body = {'firewall_rule_id': _rule,
'insert_before': _insert_before,
'insert_after': _insert_after}
neutronv20.update_dict(parsed_args, body, [])
return body
def get_parser(self, prog_name):
parser = super(FirewallPolicyInsertRule, self).get_parser(prog_name)
parser.add_argument(
'--insert-before',
metavar='FIREWALL_RULE',
help=_('Insert before this rule.'))
parser.add_argument(
'--insert-after',
metavar='FIREWALL_RULE',
help=_('Insert after this rule.'))
parser.add_argument(
'firewall_rule_id',
metavar='FIREWALL_RULE',
help=_('New rule to insert.'))
self.add_known_arguments(parser)
return parser
def run(self, parsed_args):
neutron_client = self.get_client()
neutron_client.format = parsed_args.request_format
body = self.args2body(parsed_args)
_id = neutronv20.find_resourceid_by_name_or_id(neutron_client,
self.resource,
parsed_args.id)
self.call_api(neutron_client, _id, body)
print((_('Inserted firewall rule in firewall policy %(id)s') %
{'id': parsed_args.id}), file=self.app.stdout)
class FirewallPolicyRemoveRule(neutronv20.UpdateCommand):
"""Remove a rule from a given firewall policy."""
resource = 'firewall_policy'
def call_api(self, neutron_client, firewall_policy_id, body):
return neutron_client.firewall_policy_remove_rule(firewall_policy_id,
body)
def args2body(self, parsed_args):
_rule = ''
if parsed_args.firewall_rule_id:
_rule = neutronv20.find_resourceid_by_name_or_id(
self.get_client(), 'firewall_rule',
parsed_args.firewall_rule_id)
body = {'firewall_rule_id': _rule}
neutronv20.update_dict(parsed_args, body, [])
return body
def get_parser(self, prog_name):
parser = super(FirewallPolicyRemoveRule, self).get_parser(prog_name)
parser.add_argument(
'firewall_rule_id',
metavar='FIREWALL_RULE',
help=_('Firewall rule to remove from policy.'))
self.add_known_arguments(parser)
return parser
def run(self, parsed_args):
neutron_client = self.get_client()
neutron_client.format = parsed_args.request_format
body = self.args2body(parsed_args)
_id = neutronv20.find_resourceid_by_name_or_id(neutron_client,
self.resource,
parsed_args.id)
self.call_api(neutron_client, _id, body)
print((_('Removed firewall rule from firewall policy %(id)s') %
{'id': parsed_args.id}), file=self.app.stdout)
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