traefik/log/logger.go

package log

import (
	"io"

	"github.com/Sirupsen/logrus"
)

var (
	logger *logrus.Entry
)

func init() {
	logger = logrus.StandardLogger().WithFields(logrus.Fields{})
}

// Context sets the Context of the logger
func Context(context interface{}) *logrus.Entry {
	return logger.WithField("context", context)
}

// SetOutput sets the standard logger output.
func SetOutput(out io.Writer) {
	logrus.SetOutput(out)
}

// SetFormatter sets the standard logger formatter.
func SetFormatter(formatter logrus.Formatter) {
	logrus.SetFormatter(formatter)
}

// SetLevel sets the standard logger level.
func SetLevel(level logrus.Level) {
	logrus.SetLevel(level)
}

// GetLevel returns the standard logger level.
func GetLevel() logrus.Level {
	return logrus.GetLevel()
}

// AddHook adds a hook to the standard logger hooks.
func AddHook(hook logrus.Hook) {
	logrus.AddHook(hook)
}

// WithError creates an entry from the standard logger and adds an error to it, using the value defined in ErrorKey as key.
func WithError(err error) *logrus.Entry {
	return logger.WithError(err)
}

// WithField creates an entry from the standard logger and adds a field to
// it. If you want multiple fields, use `WithFields`.
//
// Note that it doesn't log until you call Debug, Print, Info, Warn, Fatal
// or Panic on the Entry it returns.
func WithField(key string, value interface{}) *logrus.Entry {
	return logger.WithField(key, value)
}

// WithFields creates an entry from the standard logger and adds multiple
// fields to it. This is simply a helper for `WithField`, invoking it
// once for each field.
//
// Note that it doesn't log until you call Debug, Print, Info, Warn, Fatal
// or Panic on the Entry it returns.
func WithFields(fields logrus.Fields) *logrus.Entry {
	return logger.WithFields(fields)
}

// Debug logs a message at level Debug on the standard logger.
func Debug(args ...interface{}) {
	logger.Debug(args...)
}

// Print logs a message at level Info on the standard logger.
func Print(args ...interface{}) {
	logger.Print(args...)
}

// Info logs a message at level Info on the standard logger.
func Info(args ...interface{}) {
	logger.Info(args...)
}

// Warn logs a message at level Warn on the standard logger.
func Warn(args ...interface{}) {
	logger.Warn(args...)
}

// Warning logs a message at level Warn on the standard logger.
func Warning(args ...interface{}) {
	logger.Warning(args...)
}

// Error logs a message at level Error on the standard logger.
func Error(args ...interface{}) {
	logger.Error(args...)
}

// Panic logs a message at level Panic on the standard logger.
func Panic(args ...interface{}) {
	logger.Panic(args...)
}

// Fatal logs a message at level Fatal on the standard logger.
func Fatal(args ...interface{}) {
	logger.Fatal(args...)
}

// Debugf logs a message at level Debug on the standard logger.
func Debugf(format string, args ...interface{}) {
	logger.Debugf(format, args...)
}

// Printf logs a message at level Info on the standard logger.
func Printf(format string, args ...interface{}) {
	logger.Printf(format, args...)
}

// Infof logs a message at level Info on the standard logger.
func Infof(format string, args ...interface{}) {
	logger.Infof(format, args...)
}

// Warnf logs a message at level Warn on the standard logger.
func Warnf(format string, args ...interface{}) {
	logger.Warnf(format, args...)
}

// Warningf logs a message at level Warn on the standard logger.
func Warningf(format string, args ...interface{}) {
	logger.Warningf(format, args...)
}

// Errorf logs a message at level Error on the standard logger.
func Errorf(format string, args ...interface{}) {
	logger.Errorf(format, args...)
}

// Panicf logs a message at level Panic on the standard logger.
func Panicf(format string, args ...interface{}) {
	logger.Panicf(format, args...)
}

// Fatalf logs a message at level Fatal on the standard logger.
func Fatalf(format string, args ...interface{}) {
	logger.Fatalf(format, args...)
}

// Debugln logs a message at level Debug on the standard logger.
func Debugln(args ...interface{}) {
	logger.Debugln(args...)
}

// Println logs a message at level Info on the standard logger.
func Println(args ...interface{}) {
	logger.Println(args...)
}

// Infoln logs a message at level Info on the standard logger.
func Infoln(args ...interface{}) {
	logger.Infoln(args...)
}

// Warnln logs a message at level Warn on the standard logger.
func Warnln(args ...interface{}) {
	logger.Warnln(args...)
}

// Warningln logs a message at level Warn on the standard logger.
func Warningln(args ...interface{}) {
	logger.Warningln(args...)
}

// Errorln logs a message at level Error on the standard logger.
func Errorln(args ...interface{}) {
	logger.Errorln(args...)
}

// Panicln logs a message at level Panic on the standard logger.
func Panicln(args ...interface{}) {
	logger.Panicln(args...)
}

// Fatalln logs a message at level Fatal on the standard logger.
func Fatalln(args ...interface{}) {
	logger.Fatalln(args...)
}