From 52b434d090810c7431bca95417f04cae9289f7de Mon Sep 17 00:00:00 2001
From: Mengdi Gao <gaomdev@gmail.com>
Date: Wed, 28 Oct 2015 00:40:14 +0800
Subject: [PATCH] Image now based on Ubuntu 14.04.3, and ignore docker build
 cache with random postfix

---
 Dockerfile | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index a6eda25..16577fe 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,10 @@
-FROM ubuntu:14.04
+FROM ubuntu:14.04.3
+
+RUN apt-get update \
+    && DEBIAN_FRONTEND=noninteractive apt-get -y upgrade \
+    && DEBIAN_FRONTEND=noninteractive apt-get -y install strongswan iptables uuid-runtime \
+    && rm -rf /var/lib/apt/lists/* # cache busted 20151028.1
 
-RUN apt-get update
-RUN apt-get -y install strongswan iptables uuid-runtime
 RUN rm /etc/ipsec.secrets
 
 ADD ./etc/* /etc/