dns/dnssec_generate.py
2018-12-27 12:59:39 +01:00

52 lines
1.6 KiB
Python
Executable file

#!/usr/bin/python3
import json
import os
import re
import subprocess
import argparse
path = os.path.dirname(os.path.abspath(__file__))
try:
with open(path + '/dnssec_domains.json') as dnssec_zones:
zones = json.load(dnssec_zones)
except:
zones = []
if __name__ == '__main__':
parser = argparse.ArgumentParser(description="Gestion de DNSSEC")
parser.add_argument('-v', '--verbose', help="Mode verbeux", action="store_true")
args = parser.parse_args()
verbose = args.verbose
ds_records = {}
for zone in zones:
if verbose:
print("Getting CDS of %s:" % (zone,))
print("/usr/sbin/knotcs zone-read %s @ CDS" % (zone,))
cdss = subprocess.check_output(['/usr/sbin/knotc', 'zone-read', zone, '@', 'CDS'])[:-1].decode('utf-8').split('\n')
if verbose:
print("CDS of %s = %s" % (zone, cdss))
for cds in cdss:
ds = {}
try:
cds = cds.split(' ')
ds['subzone'] = cds[1]
ds['id'] = cds[4]
ds['algo'] = cds[5]
ds['type'] = cds[6]
ds['fp'] = cds[7]
except:
print('Unable to find ksk for', zone)
continue
ds['ttl'] = 172800
if not zone in ds_records:
ds_records[zone] = []
ds_records[zone].append(ds)
if verbose:
print("DS record of %s : %s" % (zone, ds))
print("\n\n")
with open('dnssec.json', 'w') as dnssec:
json.dump(ds_records, dnssec)