golang-chi-zerolog

chilogger.go

type logFormatter struct{}
type logEntry struct {
	userAgent string
	method    string
	addr      string
	path      string
}

func (l logFormatter) NewLogEntry(r *http.Request) middleware.LogEntry {
	le := logEntry{
		userAgent: r.Header.Get("user-agent"),
		method:    r.Method,
		addr:      r.RemoteAddr,
		path:      r.URL.Path,
	}

	return le
}

func (l logEntry) Write(status, bytes int, elapsed time.Duration) {
	if strings.HasPrefix(l.path, "/health_check") {
		return
	}

	var e *zerolog.Event

	e.Str("ua", l.userAgent).
		Str("method", l.method).
		Str("addr", l.addr).
		Str("path", l.path).
		Int("status", status).
		Int("in", bytes).
		Dur("dur", elapsed).
		Send()
}

func (l logEntry) Panic(v interface{}, stack []byte) {
	fmt.Println("panic", v)
}

func chiLogger(next http.Handler) http.Handler {
	return middleware.RequestLogger(logFormatter{})(next)
}