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Smart DNS suffix order based on hostname convention (r=rec, p/i=prod)

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This commit is contained in:
Pierre & Lumière 2026-04-14 13:02:24 +02:00
parent 53545585f0
commit 747e883d22
1 changed files with 22 additions and 1 deletions
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23
app/services/realtime_audit_service.py
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@ -75,8 +75,29 @@ BANNER_FILTERS = [
]
def _ordered_suffixes(hostname):
"""Ordre des suffixes selon la 2e lettre du hostname (convention SANEF).
r=recette, p=prod, i=infra. Les autres suffixes sont tentés en fallback."""
all_suffixes = _get_dns_suffixes()
second = hostname[1].lower() if len(hostname) > 1 else ""
if second == "r":
priority = [".sanef-rec.fr", ".sanef.groupe", ".sanef.fr"]
elif second in ("p", "i"):
priority = [".sanef.groupe", ".sanef-rec.fr", ".sanef.fr"]
else:
priority = [".sanef.groupe", ".sanef-rec.fr", ".sanef.fr"]
ordered = []
for suf in priority:
if suf in all_suffixes and suf not in ordered:
ordered.append(suf)
for suf in all_suffixes:
if suf not in ordered:
ordered.append(suf)
return ordered
def _resolve(hostname):
for suffix in _get_dns_suffixes():
for suffix in _ordered_suffixes(hostname):
target = hostname + suffix
try:
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)