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Limit long route path hashes

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yellowcooln 2026-01-01 02:23:59 +00:00
parent 44f65e9623
commit ec4be71af6
2 changed files with 4 additions and 0 deletions
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1
.env.example
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@ -33,6 +33,7 @@ DEVICE_TTL_SECONDS=259200
HEAT_TTL_SECONDS=600
TRAIL_LEN=50
ROUTE_TTL_SECONDS=120
ROUTE_PATH_MAX_LEN=16
ROUTE_PAYLOAD_TYPES=8,9,2,5,4
MESSAGE_ORIGIN_TTL_SECONDS=300
ROUTE_HISTORY_ENABLED=true

3
backend/app.py
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@ -47,6 +47,7 @@ DEVICE_TTL_SECONDS = int(os.getenv("DEVICE_TTL_SECONDS", "300"))
TRAIL_LEN = int(os.getenv("TRAIL_LEN", "30"))
ROUTE_TTL_SECONDS = int(os.getenv("ROUTE_TTL_SECONDS", "120"))
ROUTE_PAYLOAD_TYPES = os.getenv("ROUTE_PAYLOAD_TYPES", "8,9,2,5,4")
ROUTE_PATH_MAX_LEN = int(os.getenv("ROUTE_PATH_MAX_LEN", "16"))
ROUTE_HISTORY_ENABLED = os.getenv("ROUTE_HISTORY_ENABLED", "true").lower() == "true"
ROUTE_HISTORY_HOURS = float(os.getenv("ROUTE_HISTORY_HOURS", "24"))
ROUTE_HISTORY_MAX_SEGMENTS = int(os.getenv("ROUTE_HISTORY_MAX_SEGMENTS", "40000"))
@ -451,6 +452,8 @@ def _route_points_from_hashes(path_hashes: List[Any], origin_id: Optional[str],
key = _normalize_node_hash(raw)
if key:
normalized.append(key)
if ROUTE_PATH_MAX_LEN > 0 and len(normalized) > ROUTE_PATH_MAX_LEN:
return None, []
receiver_hash = _node_hash_from_device_id(receiver_id) if receiver_id else None
origin_hash = _node_hash_from_device_id(origin_id) if origin_id else None