Make hostname blacklist case insensitive

sfan5 · sfan5 · commit 2f87286475f6 · 2017-12-24T20:42:47.000+01:00
diff --git a/config-example.py b/config-example.py
@@ -18,7 +18,7 @@
 BANNED_IPS = []
 
 # List of banned servers as host/port pairs
-# e.g. ['1.2.3.4/30000', 'evil.server.ua/30001']
+# e.g. ['1.2.3.4/30000', 'lowercase.hostname', 'lowercase.hostname/30001']
 BANNED_SERVERS = []
 
 # Creates server entries if a server sends an 'update' and there is no entry yet.
diff --git a/server.py b/server.py
@@ -77,7 +77,9 @@ def announce():
 
 	if "%s/%d" % (server["ip"], server["port"]) in app.config["BANNED_SERVERS"]:
 		return "Banned (Server).", 403
-	elif "address" in server and "%s/%d" % (server["address"], server["port"]) in app.config["BANNED_SERVERS"]:
+	elif "address" in server and "%s/%d" % (server["address"].lower(), server["port"]) in app.config["BANNED_SERVERS"]:
+		return "Banned (Server).", 403
+	elif "address" in server and server["address"].lower() in app.config["BANNED_SERVERS"]:
 		return "Banned (Server).", 403
 
 	old = serverList.get(ip, server["port"])
