From e950ec9dbe16ac5990393a660f7222d721794813 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A9sz=C3=A1ros=20Mih=C3=A1ly?= <misi@majd.eu>
Date: Fri, 24 Apr 2020 23:42:59 +0200
Subject: [PATCH 1/2] Add an error handler to Express to dump OIDC errors with
 uuid

---
 server/server.js | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/server/server.js b/server/server.js
index c3aec39..5188fd1 100755
--- a/server/server.js
+++ b/server/server.js
@@ -35,6 +35,7 @@ const RedisStore = require('connect-redis')(expressSession);
 const sharedSession = require('express-socket.io-session');
 const interactiveServer = require('./lib/interactiveServer');
 const promExporter = require('./lib/promExporter');
+const { v4: uuidv4 } = require('uuid');
 
 /* eslint-disable no-console */
 console.log('- process.env.DEBUG:', process.env.DEBUG);
@@ -157,6 +158,24 @@ async function run()
 	// Run WebSocketServer.
 	await runWebSocketServer();
 
+	function errorHandler(err, req, res, next) 
+	{
+		const trackingId = uuidv4();
+
+		res.status(500).send(
+			`<h1>Internal Server Error</h1>
+			<p>If you report this error, please also report this 
+			<i>tracking ID</i> which makes it possible to locate your session
+			in the logs which are available to the system administrator: 
+			<b>${trackingId}</b></p>`
+		);
+		logger.error(
+			'Express error handler dump with tracking ID: %s, error dump: %o', 
+			trackingId, err);
+	}
+
+	app.use(errorHandler);
+
 	// Log rooms status every 30 seconds.
 	setInterval(() =>
 	{

From a46de5ff54c6642300d06d834881d086a08d45ee Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A9sz=C3=A1ros=20Mih=C3=A1ly?= <misi@majd.eu>
Date: Mon, 4 May 2020 02:32:06 +0200
Subject: [PATCH 2/2] eslint disable unused vars for next

---
 server/server.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/server/server.js b/server/server.js
index 5188fd1..673c6e5 100755
--- a/server/server.js
+++ b/server/server.js
@@ -158,6 +158,7 @@ async function run()
 	// Run WebSocketServer.
 	await runWebSocketServer();
 
+	// eslint-disable-next-line no-unused-vars
 	function errorHandler(err, req, res, next) 
 	{
 		const trackingId = uuidv4();