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Prevent unmodified msg.headers from breaking HTTP Request flows

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Closed #1015
This commit is contained in:
Nick O'Leary
2017-06-27 11:23:13 +01:00
parent 6562c558de
commit c9317659c5
5 changed files with 87 additions and 15 deletions
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17
nodes/core/io/21-httpin.js
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@@ -26,6 +26,7 @@ module.exports = function(RED) {
var onHeaders = require('on-headers');
var typer = require('media-typer');
var isUtf8 = require('is-utf8');
var hashSum = require("hash-sum");
function rawBodyParser(req, res, next) {
if (req.skipRawBodyParser) { next(); } // don't parse this if told to skip
@@ -277,9 +278,19 @@ module.exports = function(RED) {
if (msg.res) {
var headers = RED.util.cloneMessage(node.headers);
if (msg.headers) {
for (var h in msg.headers) {
if (msg.headers.hasOwnProperty(h) && !headers.hasOwnProperty(h)) {
headers[h] = msg.headers[h];
if (msg.headers.hasOwnProperty('x-node-red-request-node')) {
var headerHash = msg.headers['x-node-red-request-node'];
delete msg.headers['x-node-red-request-node'];
var hash = hashSum(msg.headers);
if (hash === headerHash) {
delete msg.headers;
}
}
if (msg.headers) {
for (var h in msg.headers) {
if (msg.headers.hasOwnProperty(h) && !headers.hasOwnProperty(h)) {
headers[h] = msg.headers[h];
}
}
}
}