Validate gameserver IP/Hostname before connecting

Nyut0n · Jan 3, 2020 · 07aceda · 07aceda
1 parent 6513ae4
commit 07aceda
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/includes/gameserver.class.php b/includes/gameserver.class.php
@@ -40,7 +40,8 @@ public function passthru_db_query($query, $multi = TRUE) {
 	public function set_gameserver( $ip, $port ) {
 		$this->ip = $ip;
 		$this->port = $port;
-		$this->ispublic = TRUE;
+		// Verify valid IP or resolvable hostname
+		$this->ispublic = ( filter_var($ip, FILTER_VALIDATE_IP) || gethostbyname($ip) !== $ip );
 	}
 
 	# Connect to gameserver through SourceQuery library