Created
March 28, 2023 03:28
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patch certbos-dns-desec to follow CNAME
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--- dns_desec.py.orig 2023-03-28 01:02:32.038446830 +0000 | |
+++ dns_desec.py 2023-03-28 01:04:20.900591910 +0000 | |
@@ -4,6 +4,7 @@ | |
import time | |
import requests | |
+import dns.resolver | |
from certbot import interfaces | |
try: | |
# needed for compatibility with older certbots, see #13 | |
@@ -41,6 +42,8 @@ | |
def __init__(self, *args, **kwargs): | |
super(Authenticator, self).__init__(*args, **kwargs) | |
self.credentials = None | |
+ self.resolver = dns.resolver.Resolver(configure = False) | |
+ self.resolver.nameservers = ["8.8.8.8"] | |
@classmethod | |
def add_parser_arguments(cls, add): # pylint: disable=arguments-differ | |
@@ -66,6 +69,7 @@ | |
def _desec_work(self, domain, validation_name, validation, set_operator): | |
client = self._get_desec_client() | |
+ validation_name = self.resolver.canonical_name(validation_name).to_text().rstrip(".") | |
zone = client.get_authoritative_zone(validation_name) | |
subname = validation_name.rsplit(zone['name'], 1)[0].rstrip('.') | |
records = client.get_txt_rrset(zone, subname) |
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