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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 18:37:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 18:37:14 +0000 |
commit | ea648e70a989cca190cd7403fe892fd2dcc290b4 (patch) | |
tree | e2b6b1c647da68b0d4d66082835e256eb30970e8 /bin/python/isc/keyzone.py.in | |
parent | Initial commit. (diff) | |
download | bind9-ea648e70a989cca190cd7403fe892fd2dcc290b4.tar.xz bind9-ea648e70a989cca190cd7403fe892fd2dcc290b4.zip |
Adding upstream version 1:9.11.5.P4+dfsg.upstream/1%9.11.5.P4+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'bin/python/isc/keyzone.py.in')
-rw-r--r-- | bin/python/isc/keyzone.py.in | 55 |
1 files changed, 55 insertions, 0 deletions
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 |