designate/designate/objects/rrdata_caa.py

55 lines
1.5 KiB
Python

# Copyright 2018 Canonical Ltd.
#
# Author: Tytus Kurek <tytus.kurek@canonical.com>
#
# 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.
from designate.objects.record import Record
from designate.objects.record import RecordList
from designate.objects import base
from designate.objects import fields
@base.DesignateRegistry.register
class CAA(Record):
"""
CAA Resource Record Type
Defined in: RFC6844
"""
fields = {
'flags': fields.IntegerFields(minimum=0, maximum=1),
'prpt': fields.CaaPropertyField()
}
def _to_string(self):
return ("%(flag)s %(prpt)s" % self)
def _from_string(self, v):
flags, prpt = v.split(' ', 1)
self.flags = int(flags)
self.prpt = prpt
# The record type is defined in the RFC. This will be used when the record
# is sent by mini-dns.
RECORD_TYPE = 257
@base.DesignateRegistry.register
class CAAList(RecordList):
LIST_ITEM_TYPE = CAA
fields = {
'objects': fields.ListOfObjectsField('CAA'),
}