logger

func CheckFatal(message string, err error)

func Configure(out io.WriteCloser, prefix, level string)

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

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

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

func HTTPDebug(r *http.Request, status int)

func HTTPDebugWithDuration(r *http.Request, status int, duration time.Duration)

func HTTPError(r *http.Request, status int)

func HTTPInfo(r *http.Request, status int)

func HTTPWarn(r *http.Request, status int)

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

func New(out io.WriteCloser, prefix, level string)

func NewLogErrorWriter(prefix string) io.Writer

func NewLogInfoWriter(prefix string) io.Writer

func SignalOnWrite(signal chan<- int, wrapped io.Writer) io.Writer

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