From ed54db0db9e1eca03b152af64b1803d92493a6ef Mon Sep 17 00:00:00 2001
From: Hornwitser <github@hornwitser.no>
Date: Thu, 22 Aug 2019 15:48:04 +0200
Subject: [PATCH] Handle errors during master startup

Print a message urging unhandled exceptions thrown by startup to be
reported to the GitHub issue tracker and initiate shutdown.
---
 CHANGELOG.md | 1 +
 master.js    | 9 ++++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 65db5d1b..148b985d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@ Version 2.0.0
 
 - Fixed sslCert and sslPrivKey entries being ignored in the config.
 - Changed ssl key creation to be done at startup instead of on npm install.
+- Added error handling during master startup.
 
 Breaking Changes
 ----------------
diff --git a/master.js b/master.js
index 8ecc8584..714b98ce 100644
--- a/master.js
+++ b/master.js
@@ -1042,5 +1042,12 @@ async function startServer() {
 module.exports = app;
 
 if (module === require.main) {
-	startServer();
+	startServer().catch(err => {
+		console.error(
+			"Unexpected error occured while starting master, please report\n"+
+			"it to https://github.com/clusterio/factorioClusterio/issues"
+		);
+		console.error(err);
+		return shutdown();
+	});
 }