From d6cc30e9f57da66d8f69efbb2936931bd25c46ce Mon Sep 17 00:00:00 2001
From: e7d <michael@e7d.io>
Date: Fri, 19 Jan 2018 15:53:09 +0100
Subject: [PATCH] Install UFW only if needed

---
 openvpn/start.sh | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/openvpn/start.sh b/openvpn/start.sh
index eacbf6d9b..3ff4860dd 100755
--- a/openvpn/start.sh
+++ b/openvpn/start.sh
@@ -50,7 +50,11 @@ dockerize -template /etc/transmission/environment-variables.tmpl:/etc/transmissi
 TRANSMISSION_CONTROL_OPTS="--script-security 2 --up-delay --up /etc/transmission/start.sh --down /etc/transmission/stop.sh"
 
 if [ "true" = "$ENABLE_UFW" ]; then
-  apk add --no-cache ufw@testing
+  if [ ! -e ufw ]; then
+    echo "UFW not found, installing"
+    echo "@testing http://dl-cdn.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories
+    apk add --no-cache ip6tables ufw@testing
+  fi
 
   # Enable firewall
   echo "enabling firewall"