From 37fda043d450a9cff8f4a0973b98fd3ff1384939 Mon Sep 17 00:00:00 2001
From: Jakob Ackermann <das7pad@outlook.com>
Date: Fri, 14 Aug 2020 00:51:44 +0200
Subject: [PATCH] [http] use public node api for getting the response
 content-length

---
 libraries/metrics/http.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libraries/metrics/http.js b/libraries/metrics/http.js
index 34fde3c247..295efbcab3 100644
--- a/libraries/metrics/http.js
+++ b/libraries/metrics/http.js
@@ -39,7 +39,7 @@ module.exports.monitor = logger => (function(req, res, next) {
                     requestUrl: reqUrl,
                     requestSize,
                     status: res.statusCode,
-                    responseSize: (res._headers != null ? res._headers["content-length"] : undefined),
+                    responseSize: res.getHeader("content-length"),
                     userAgent: req.headers["user-agent"],
                     remoteIp,
                     referer: referrer,
@@ -61,7 +61,7 @@ module.exports.monitor = logger => (function(req, res, next) {
                     "content-length": req.headers["content-length"]
                 },
                 res: {
-                    "content-length": (res._headers != null ? res._headers["content-length"] : undefined),
+                    "content-length": res.getHeader("content-length"),
                     statusCode: res.statusCode
                 },
                 "response-time": responseTimeMs