// Copyright (C) 2019 The Syncthing Authors. // // This Source Code Form is subject to the terms of the Mozilla Public // License, v. 2.0. If a copy of the MPL was not distributed with this file, // You can obtain one at https://mozilla.org/MPL/2.0/. package stun import ( "os" "strings" "github.com/syncthing/syncthing/lib/logger" ) var ( l = logger.DefaultLogger.NewFacility("stun", "STUN functionality") ) func init() { l.SetDebug("stun", strings.Contains(os.Getenv("STTRACE"), "stun") || os.Getenv("STTRACE") == "all") }