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#!/usr/bin/python2.4
#
# Copyright 2011 Google Inc. 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.
#
"""Speedway iptables generator.
This is a subclass of Iptables library. The primary difference is
that this library produced 'iptable-restore' compatible output."""
__author__ = 'watson@google.com (Tony Watson)'
from string import Template
import iptables
class Error(Exception):
pass
class Term(iptables.Term):
"""Generate Iptables policy terms."""
_PLATFORM = 'speedway'
_PREJUMP_FORMAT = None
_POSTJUMP_FORMAT = Template('-A $filter -j $term')
class Speedway(iptables.Iptables):
"""Generates filters and terms from provided policy object."""
_PLATFORM = 'speedway'
_DEFAULT_PROTOCOL = 'all'
_SUFFIX = '.ipt'
_RENDER_PREFIX = '*filter'
_RENDER_SUFFIX = 'COMMIT'
_DEFAULTACTION_FORMAT = ':%s %s'
_TERM = Term
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