do log throughput and requests. Also add throughput to the log entries

proxy/internal/accesslog/middleware.go

@@ -53,6 +53,12 @@ func (l *Logger) Middleware(next http.Handler) http.Handler {
 			host = r.Host
 		}
 
+		bytesUpload := r.ContentLength
+		if bytesUpload < 0 {
+			bytesUpload = 0
+		}
+		bytesDownload := sw.bytesWritten
+
 		entry := logEntry{
 			ID:            requestID,
 			ServiceId:     capturedData.GetServiceId(),
@@ -66,10 +72,15 @@ func (l *Logger) Middleware(next http.Handler) http.Handler {
 			AuthMechanism: capturedData.GetAuthMethod(),
 			UserId:        capturedData.GetUserID(),
 			AuthSuccess:   sw.status != http.StatusUnauthorized && sw.status != http.StatusForbidden,
+			BytesUpload:   bytesUpload,
+			BytesDownload: bytesDownload,
 		}
 		l.logger.Debugf("response: request_id=%s method=%s host=%s path=%s status=%d duration=%dms source=%s origin=%s service=%s account=%s",
 			requestID, r.Method, host, r.URL.Path, sw.status, duration.Milliseconds(), sourceIp, capturedData.GetOrigin(), capturedData.GetServiceId(), capturedData.GetAccountId())
 
 		l.log(r.Context(), entry)
+
+		// Track usage for cost monitoring (upload + download) by domain
+		l.trackUsage(host, bytesUpload+bytesDownload)
 	})
 }