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Add flag to ignore link local addresses

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Marco Realacci 2025-01-25 18:16:02 +01:00
parent e405fdac2b
commit 0c691f1f54
1 changed files with 3 additions and 0 deletions
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3
main.py
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@ -13,6 +13,7 @@ TECHNITIUM_URL = os.getenv("TECHNITIUM_URL", None)
TECHNITIUM_TOKEN = os.getenv("TECHNITIUM_TOKEN", None)
DNS_ZONE_SUBNETS = os.getenv("DNS_ZONE_SUBNETS", None)
DO_V4 = (os.getenv("DO_V4", "false").lower() == "true")
IGNORE_LINK_LOCAL = (os.getenv("IGNORE_LINK_LOCAL", "true").lower() == "true")
VERIFY_HTTPS = (os.getenv("VERIFY_HTTPS", "true").lower() == "true")
CLOCK = int(os.getenv("CLOCK", "30"))
@ -33,6 +34,8 @@ def build_matches(ndp, leases):
matches = set()
for e in leases["rows"]:
ip6s = tuple(x["ip"].split("%")[0] for x in ndp["rows"] if x["mac"] == e["mac"])
if IGNORE_LINK_LOCAL:
ip6s = tuple(ip for ip in ip6s if not ipaddress.ip_address(ip).is_link_local)
if len(ip6s) == 0 and not DO_V4:
continue
matches.add((e["address"], ip6s, e["hostname"]))