logger

func Debug(args ...interface{})

func Debugf(format string, args ...interface{})

func Debugln(args ...interface{})

func Error(args ...interface{})

func Errorf(format string, args ...interface{})

func Errorln(args ...interface{})

func Fatal(args ...interface{})

func Fatalf(format string, args ...interface{})

func Fatalln(args ...interface{})

func Field(key string, val string) logrus.Fields

func Info(args ...interface{})

func Infof(format string, args ...interface{})

func Infoln(args ...interface{})

func LogLevel(level string) bool

func Panic(args ...interface{})

func Panicf(format string, args ...interface{})

func Panicln(args ...interface{})

func SetLogLevel(level string)

func Warn(args ...interface{})

func Warnf(format string, args ...interface{})

func Warnln(args ...interface{})

func WithError(err error)