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Detect if agent-base has patch https.request and undo it

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Fixes #3072
This commit is contained in:
Nick O'Leary 2021-07-21 16:22:28 +01:00
parent 6750be3ec9
commit f7606e92ca
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1 changed files with 36 additions and 0 deletions
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36
packages/node_modules/@node-red/nodes/core/network/21-httprequest.js vendored
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@ -28,8 +28,43 @@ module.exports = function(RED) {
var cookie = require("cookie");
var hashSum = require("hash-sum");
// Cache a reference to the existing https.request function
// so we can compare later to see if an old agent-base instance
// has been required.
// This is generally okay as the core nodes are required before
// any contrib nodes. Where it will fail is if the agent-base module
// is required via the settings file or outside of Node-RED before it
// is started.
// If there are other modules that patch the function, they will get undone
// as well. Not much we can do about that right now. Patching core
// functions is bad.
const HTTPS_MODULE = require("https");
const HTTPS_REQUEST = HTTPS_MODULE.request;
function checkNodeAgentPatch() {
if (HTTPS_MODULE.request !== HTTPS_REQUEST) {
RED.log.warn(`
---------------------------------------------------------------------
Patched https.request function detected. This will break the
HTTP Request node. The original code has now been restored.
This is likely caused by a contrib node including an old version of
the 'agent-base@<5.0.0' module.
You can identify what node is at fault by running:
npm list agent-base
in your Node-RED user directory (${RED.settings.userDir}).
---------------------------------------------------------------------
`);
HTTPS_MODULE.request = HTTPS_REQUEST
}
}
function HTTPRequest(n) {
RED.nodes.createNode(this,n);
checkNodeAgentPatch();
var node = this;
var nodeUrl = n.url;
var isTemplatedUrl = (nodeUrl||"").indexOf("{{") != -1;
@ -65,6 +100,7 @@ module.exports = function(RED) {
}
this.on("input",function(msg,nodeSend,nodeDone) {
checkNodeAgentPatch();
//reset redirectList on each request
redirectList = [];
var preRequestTimestamp = process.hrtime();