gen_gdl90 gracefulShutdown() on system shutdown or reboot request.

main/managementinterface.go

@@ -381,11 +381,13 @@ func handleSettingsSetRequest(w http.ResponseWriter, r *http.Request) {
 func handleShutdownRequest(w http.ResponseWriter, r *http.Request) {
 	syscall.Sync()
 	syscall.Reboot(syscall.LINUX_REBOOT_CMD_POWER_OFF)
+	gracefulShutdown()
 }
 
 func doReboot() {
 	syscall.Sync()
 	syscall.Reboot(syscall.LINUX_REBOOT_CMD_RESTART)
+	gracefulShutdown()
 }
 
 func handleDeleteLogFile(w http.ResponseWriter, r *http.Request) {