From 38b2357e65b4591c3986da7e8f4328ab8a0d9bfa Mon Sep 17 00:00:00 2001
From: Robert Kaussow <mail@geeklabor.de>
Date: Wed, 24 Jul 2019 09:53:24 +0200
Subject: [PATCH] add error detection to healthcheck

---
 overlay/usr/local/bin/healthcheck.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/overlay/usr/local/bin/healthcheck.sh b/overlay/usr/local/bin/healthcheck.sh
index 588bc8b..46787f6 100755
--- a/overlay/usr/local/bin/healthcheck.sh
+++ b/overlay/usr/local/bin/healthcheck.sh
@@ -6,4 +6,9 @@ URL=http://localhost
 wget --quiet --tries=1 --spider ${URL}
 [ $? -ne 0 ] && exit 1
 
+CONTENT=$(wget --quiet -O - ${URL})
+case "$CONTENT" in
+  *"Internal Error"*) exit 1 ;;
+esac
+
 exit 0