flinkflonk/dnssec-fix
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feat: ask DNS, and get config from a .env file

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This commit is contained in:
Michael Hinz 2026-02-12 15:31:00 +01:00
commit c922186b84
4 changed files with 55 additions and 23 deletions
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59
main.py
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@ -1,10 +1,20 @@
from decouple import config
import datetime
import logging
import MySQLdb as m
import dns.resolver
def read_config():
return (['example.com'],'localhost',3306,'test','testpass','pdns','wile')
zones_str = config('ZONES', default='example.com')
zones = zones_str.split(',')
dbhost = config('DB_HOST', 'localhost')
dbport = int(config('DB_PORT', '3306'))
dbdb = config('DB_DB', 'pdns')
dbuser = config('DB_USER', 'test')
dbpass = config('DB_PASS', 'testpass')
master = config('DNS_MASTER', 'wile')
print(f"{zones=} {dbhost=} {dbport=} {dbuser=} {dbpass=} {dbdb=} {master=}")
return (zones,dbhost, dbport, dbuser, dbpass, dbdb, master)
def main():
@ -19,28 +29,31 @@ def main():
expected = None
for ns in nsarr:
# r.nameservers = [ns]
answer = r.resolve(qname=zone, rdtype='DNSKEY', tcp=False, search=ns)
print(f"{answer=}")
if not expected:
expected = answer.rrset.to_text()
print(f"set {expected=}")
else:
if answer.rrset.to_text() != expected:
print(f"{answer.rrset.to_text()=} differs from {expected=}")
# I'm very confident this is more complicated than it needs to be...
db.query(f"""SELECT id,content FROM records WHERE type='SOA' AND name='{zone}'""")
result = db.store_result()
row = result.fetch_row()
(id,content) = row[0]
carr = content.split()
newdatestr = datetime.datetime.today().strftime("%Y%m%d01")
if newdatestr[:8] == carr[2][:8]:
count = int(carr[2][8:])
newcount = count + 1
newdatestr = f"{newdatestr[:8]}{newcount:02d}"
carr[2] = newdatestr
db.query(f"""UPDATE records SET content = '{' '.join(carr)}' WHERE id={id}""")
db.commit()
try:
answer = r.resolve(qname=zone, rdtype='DNSKEY', tcp=False, search=ns)
print(f"{answer=}")
if not expected:
expected = answer.rrset.to_text()
print(f"set {expected=}")
else:
if answer.rrset.to_text() != expected:
print(f"{answer.rrset.to_text()=} differs from {expected=}")
# I'm very confident this is more complicated than it needs to be...
db.query(f"""SELECT id,content FROM records WHERE type='SOA' AND name='{zone}'""")
result = db.store_result()
row = result.fetch_row()
(id,content) = row[0]
carr = content.split()
newdatestr = datetime.datetime.today().strftime("%Y%m%d01")
if newdatestr[:8] == carr[2][:8]:
count = int(carr[2][8:])
newcount = count + 1
newdatestr = f"{newdatestr[:8]}{newcount:02d}"
carr[2] = newdatestr
db.query(f"""UPDATE records SET content = '{' '.join(carr)}' WHERE id={id}""")
db.commit()
except:
print(f"{zone} has no DNSKEY")
if __name__ == "__main__":
main()