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author | Jelmer Vernooij <jelmer@samba.org> | 2010-03-29 16:08:11 +0200 |
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committer | Jelmer Vernooij <jelmer@samba.org> | 2010-03-29 18:05:29 +0200 |
commit | 4bbc3ff037026c72f3249f59c1b5af69a6ad6d69 (patch) | |
tree | 125857a1edbf3246579e51b10f6e62ec875062bc /lib/dnspython/dns/tsigkeyring.py | |
parent | 89aa3b766b926d19dac4805a7e72433e497ce872 (diff) | |
download | samba-4bbc3ff037026c72f3249f59c1b5af69a6ad6d69.tar.gz |
s4-python: Move dnspython to lib/, like the other Python modules
This also avoids it from being installed if it's already present on the
system.
Diffstat (limited to 'lib/dnspython/dns/tsigkeyring.py')
-rw-r--r-- | lib/dnspython/dns/tsigkeyring.py | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/lib/dnspython/dns/tsigkeyring.py b/lib/dnspython/dns/tsigkeyring.py new file mode 100644 index 00000000000..4d68f96c85c --- /dev/null +++ b/lib/dnspython/dns/tsigkeyring.py @@ -0,0 +1,44 @@ +# Copyright (C) 2003-2007, 2009, 2010 Nominum, Inc. +# +# Permission to use, copy, modify, and distribute this software and its +# documentation for any purpose with or without fee is hereby granted, +# provided that the above copyright notice and this permission notice +# appear in all copies. +# +# THE SOFTWARE IS PROVIDED "AS IS" AND NOMINUM DISCLAIMS ALL WARRANTIES +# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NOMINUM BE LIABLE FOR +# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN +# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT +# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + +"""A place to store TSIG keys.""" + +import base64 + +import dns.name + +def from_text(textring): + """Convert a dictionary containing (textual DNS name, base64 secret) pairs + into a binary keyring which has (dns.name.Name, binary secret) pairs. + @rtype: dict""" + + keyring = {} + for keytext in textring: + keyname = dns.name.from_text(keytext) + secret = base64.decodestring(textring[keytext]) + keyring[keyname] = secret + return keyring + +def to_text(keyring): + """Convert a dictionary containing (dns.name.Name, binary secret) pairs + into a text keyring which has (textual DNS name, base64 secret) pairs. + @rtype: dict""" + + textring = {} + for keyname in keyring: + keytext = dns.name.to_text(keyname) + secret = base64.encodestring(keyring[keyname]) + textring[keytext] = secret + return textring |