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Version 2.0

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Marco Realacci 2025-01-25 18:56:45 +01:00
parent d0eb9493b3
commit 9b2802ce97
1 changed files with 0 additions and 63 deletions
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cleanup.py
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@ -1,63 +0,0 @@
import os
import logging
import requests
import urllib3
import ipaddress
# Environment variables
TECHNITIUM_URL = os.getenv("TECHNITIUM_URL", None)
TECHNITIUM_TOKEN = os.getenv("TECHNITIUM_TOKEN", None)
VERIFY_HTTPS = (os.getenv("VERIFY_HTTPS", "true").lower() == "true")
DNS_ZONE_SUBNETS = os.getenv("DNS_ZONE_SUBNETS", None)
def get_existing_records(domain, zone):
url = f"{TECHNITIUM_URL}/api/zones/records/get?token={TECHNITIUM_TOKEN}&domain={domain}.{zone}"
r = requests.get(url=url, verify=VERIFY_HTTPS)
if r.status_code != 200:
logging.error(f"Error fetching records for {domain}.{zone}: {r.status_code} - {r.text}")
return []
return r.json().get("response", {}).get("records", [])
def delete_record(zone, domain, record_type, value):
url = f"{TECHNITIUM_URL}/api/zones/records/delete?token={TECHNITIUM_TOKEN}&domain={domain}.{zone}&zone={zone}&type={record_type}&value={value}"
r = requests.get(url=url, verify=VERIFY_HTTPS)
if r.status_code != 200:
logging.error(f"Error deleting {record_type} record {value} in {domain}.{zone}: {r.status_code} - {r.text}")
else:
logging.info(f"Deleted {record_type} record {value} in {domain}.{zone}")
def cleanup_zone(zone, subnet):
logging.info(f"Cleaning up zone: {zone} for subnet: {subnet}")
ip_network = ipaddress.ip_network(subnet)
# Loop through all possible addresses in the subnet
for ip in ip_network:
domain = str(ip.reverse_pointer)[2:] # PTR-like domain
existing_records = get_existing_records(domain, zone)
# Delete all A/AAAA records for the domain
for record in existing_records:
record_type = record["type"]
if record_type in ["A", "AAAA"]:
delete_record(zone, domain, record_type, record["rData"]["ipAddress"])
def run_cleanup():
if not VERIFY_HTTPS:
urllib3.disable_warnings()
if not TECHNITIUM_URL or not TECHNITIUM_TOKEN or not DNS_ZONE_SUBNETS:
logging.error("Missing mandatory environment variables.")
exit(1)
zones = []
for z in DNS_ZONE_SUBNETS.split(","):
subnet, zone = z.split("=")
zones.append((subnet, zone))
for subnet, zone in zones:
cleanup_zone(zone, subnet)
if __name__ == "__main__":
logging.basicConfig(level=logging.INFO)
logging.info("Starting DNS cleanup script...")
run_cleanup()