// Called by http.Server
func (lh *loggingHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
g, err := guid.V4()
if err != nil {
msg := "logginghandler: couldn't create request GUID"
log.Errorln(msg)
http.Error(w, msg, http.StatusInternalServerError)
return
}
rw := &loggingResponseWriter{g, lh.loglevel, w}
log.Logf(lh.loglevel, "HTTP(%s) %s from %s for %s", g.Short(), r.Method, r.RemoteAddr, r.URL)
lh.Handler.ServeHTTP(rw, r)
}
func (lrw *loggingResponseWriter) WriteHeader(i int) {
log.Logf(lrw.loglevel, "HTTP(%s) writing header %d", lrw.guid.Short(), i)
lrw.ResponseWriter.WriteHeader(i)
}
func (lrw *loggingResponseWriter) Write(b []byte) (int, error) {
log.Logf(lrw.loglevel, "HTTP(%s) writing %d bytes", lrw.guid.Short(), len(b))
return lrw.ResponseWriter.Write(b)
}