Source code for pytomo.dns.tsigkeyring

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"""A place to store TSIG keys."""

from __future__ import absolute_import

import base64

from . import name as dns_name

[docs]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
[docs]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