syncthing/lib/sync/debug.go

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2015-04-22 22:54:31 +00:00
// Copyright (C) 2015 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 http://mozilla.org/MPL/2.0/.
package sync
import (
"os"
"strconv"
"strings"
"time"
"github.com/calmh/logger"
)
var (
debug = strings.Contains(os.Getenv("STTRACE"), "locks") || os.Getenv("STTRACE") == "all"
threshold = time.Duration(100 * time.Millisecond)
l = logger.DefaultLogger
)
func init() {
if n, err := strconv.Atoi(os.Getenv("STLOCKTHRESHOLD")); debug && err == nil {
threshold = time.Duration(n) * time.Millisecond
}
if debug {
l.Debugf("Enabling lock logging at %v threshold", threshold)
}
}