From 11a778c7af6a618161a81a5c22417df5079679d6 Mon Sep 17 00:00:00 2001
From: Jonas Pedersen <jonas@pedersen.ninja>
Date: Thu, 13 Jun 2019 21:59:59 +0200
Subject: [PATCH] Fail if HOSTNAME variable not set.

---
 docker-cmd.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/docker-cmd.sh b/docker-cmd.sh
index 4cb55ca..6abc6fe 100755
--- a/docker-cmd.sh
+++ b/docker-cmd.sh
@@ -4,8 +4,10 @@ args=( )
 
 if [ ! -z "${HOSTNAME}" ]; then
 	args+=( "-n $HOSTNAME")
+else 
+	echo "HOSTNAME environment variable must be set."
+	exit 1
 fi
 
 python wsdd.py ${args}
 
-