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?? ..
?? __init__.py(1.62 KB)
?? __pycache__
?? _asyncbackend.py(2.34 KB)
?? _asyncio_backend.py(8.84 KB)
?? _ddr.py(5.12 KB)
?? _features.py(2.43 KB)
?? _immutable_ctx.py(2.4 KB)
?? _trio_backend.py(8.27 KB)
?? asyncbackend.py(2.73 KB)
?? asyncquery.py(30.1 KB)
?? asyncresolver.py(17.43 KB)
?? dnssec.py(40.74 KB)
?? dnssecalgs
?? dnssectypes.py(1.76 KB)
?? e164.py(3.88 KB)
?? edns.py(16.69 KB)
?? entropy.py(4.14 KB)
?? enum.py(3.6 KB)
?? exception.py(5.81 KB)
?? flags.py(2.69 KB)
?? grange.py(2.09 KB)
?? immutable.py(1.97 KB)
?? inet.py(5.64 KB)
?? ipv4.py(2.49 KB)
?? ipv6.py(6.4 KB)
?? message.py(66.59 KB)
?? name.py(41.78 KB)
?? namedict.py(3.91 KB)
?? nameserver.py(9.88 KB)
?? node.py(12.37 KB)
?? opcode.py(2.67 KB)
?? py.typed(0 B)
?? query.py(54.98 KB)
?? quic
?? rcode.py(4.06 KB)
?? rdata.py(30.29 KB)
?? rdataclass.py(2.91 KB)
?? rdataset.py(16.27 KB)
?? rdatatype.py(7.27 KB)
?? rdtypes
?? renderer.py(10.99 KB)
?? resolver.py(72 KB)
?? reversename.py(3.74 KB)
?? rrset.py(8.96 KB)
?? serial.py(3.52 KB)
?? set.py(9 KB)
?? tokenizer.py(23.03 KB)
?? transaction.py(22.06 KB)
?? tsig.py(11.15 KB)
?? tsigkeyring.py(2.57 KB)
?? ttl.py(2.91 KB)
?? update.py(11.96 KB)
?? version.py(1.88 KB)
?? versioned.py(11.49 KB)
?? win32util.py(8.67 KB)
?? wire.py(2.76 KB)
?? xfr.py(12.96 KB)
?? zone.py(50.87 KB)
?? zonefile.py(27.27 KB)
?? zonetypes.py(690 B)

Editing: tsigkeyring.py

# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license

# Copyright (C) 2003-2007, 2009-2011 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
from typing import Any, Dict

import dns.name
import dns.tsig

def from_text(textring: Dict[str, Any]) -> Dict[dns.name.Name, dns.tsig.Key]:
    """Convert a dictionary containing (textual DNS name, base64 secret)
    pairs into a binary keyring which has (dns.name.Name, bytes) pairs, or
    a dictionary containing (textual DNS name, (algorithm, base64 secret))
    pairs into a binary keyring which has (dns.name.Name, dns.tsig.Key) pairs.
    @rtype: dict"""

keyring = {}
    for name, value in textring.items():
        kname = dns.name.from_text(name)
        if isinstance(value, str):
            keyring[kname] = dns.tsig.Key(kname, value).secret
        else:
            (algorithm, secret) = value
            keyring[kname] = dns.tsig.Key(kname, secret, algorithm)
    return keyring

def to_text(keyring: Dict[dns.name.Name, Any]) -> Dict[str, Any]:
    """Convert a dictionary containing (dns.name.Name, dns.tsig.Key) pairs
    into a text keyring which has (textual DNS name, (textual algorithm,
    base64 secret)) pairs, or a dictionary containing (dns.name.Name, bytes)
    pairs into a text keyring which has (textual DNS name, base64 secret) pairs.
    @rtype: dict"""

textring = {}

def b64encode(secret):
        return base64.encodebytes(secret).decode().rstrip()

for name, key in keyring.items():
        tname = name.to_text()
        if isinstance(key, bytes):
            textring[tname] = b64encode(key)
        else:
            if isinstance(key.secret, bytes):
                text_secret = b64encode(key.secret)
            else:
                text_secret = str(key.secret)

textring[tname] = (key.algorithm.to_text(), text_secret)
    return textring

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