added finit init system support

utils/restart_dnsmasq.go

@@ -15,6 +15,8 @@ func RestartDnsmasq() error {
 		cmd = exec.Command("rc-service", "dnsmasq", "restart")
 	case "systemd":
 		cmd = exec.Command("systemctl", "restart", "dnsmasq")
+	case "finit":
+		cmd = exec.Command("initctl", "restart", "dnsmasq")
 	default:
 		return fmt.Errorf("unsupported system initialization: %s", os.Getenv("SYSTEM_INITIALIZATION"))
 	}