From ea648e70a989cca190cd7403fe892fd2dcc290b4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 5 May 2024 20:37:14 +0200 Subject: Adding upstream version 1:9.11.5.P4+dfsg. Signed-off-by: Daniel Baumann --- bin/python/isc/keyzone.py.in | 55 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 bin/python/isc/keyzone.py.in (limited to 'bin/python/isc/keyzone.py.in') diff --git a/bin/python/isc/keyzone.py.in b/bin/python/isc/keyzone.py.in new file mode 100644 index 0000000..2451d43 --- /dev/null +++ b/bin/python/isc/keyzone.py.in @@ -0,0 +1,55 @@ +############################################################################ +# Copyright (C) Internet Systems Consortium, Inc. ("ISC") +# +# This Source Code Form is subject to the terms of the Mozilla Public +# License, v. 2.0. If a copy of the MPL was not distributed with this +# file, You can obtain one at http://mozilla.org/MPL/2.0/. +# +# See the COPYRIGHT file distributed with this work for additional +# information regarding copyright ownership. +############################################################################ + +import os +import sys +import re +from subprocess import Popen, PIPE + +######################################################################## +# Exceptions +######################################################################## +class KeyZoneException(Exception): + pass + +######################################################################## +# class keyzone +######################################################################## +class keyzone: + """reads a zone file to find data relevant to keys""" + + def __init__(self, name, filename, czpath): + self.maxttl = None + self.keyttl = None + + if not name: + return + + if not czpath or not os.path.isfile(czpath) \ + or not os.access(czpath, os.X_OK): + raise KeyZoneException('"named-compilezone" not found') + return + + maxttl = keyttl = None + + fp, _ = Popen([czpath, "-o", "-", name, filename], + stdout=PIPE, stderr=PIPE).communicate() + for line in fp.splitlines(): + if re.search('^[:space:]*;', line): + continue + fields = line.split() + if not maxttl or int(fields[1]) > maxttl: + maxttl = int(fields[1]) + if fields[3] == "DNSKEY": + keyttl = int(fields[1]) + + self.keyttl = keyttl + self.maxttl = maxttl -- cgit v1.2.3