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better ipv6 ratelimiting logic (#1439)

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aligns ipv6 normalizatoin logic with the typical residental allocation of /56 instead of /64.
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Snoww 2026-04-15 16:14:35 -04:00 committed by GitHub
parent d93fadd87e
commit f6dc1e2996
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1 changed files with 3 additions and 4 deletions
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7
copyparty/util.py
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@ -1501,8 +1501,7 @@ class Garda(object):
return 0, ip return 0, ip
if ":" in ip: if ":" in ip:
# assume /64 clients; drop 4 groups ip = ipnorm(ip)
ip = IPv6Address(ip).exploded[:-20]
if prev and self.uniq: if prev and self.uniq:
if self.prev.get(ip) == prev: if self.prev.get(ip) == prev:
@ -2445,8 +2444,8 @@ def odfusion(
def ipnorm(ip: str) -> str: def ipnorm(ip: str) -> str:
if ":" in ip: if ":" in ip:
# assume /64 clients; drop 4 groups # assume /56 clients; drop final 72 bits
return IPv6Address(ip).exploded[:-20] return str(IPv6Network(ip + "/56", strict=False).network_address)
return ip return ip