From 4891803552d00c2807b91dcc23d80c37dca46a86 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sybren=20A=2E=20St=C3=BCvel?= <sybren@stuvel.eu>
Date: Fri, 5 Jan 2018 14:53:40 +0100
Subject: [PATCH] Docker: never cache the base image when rebuilding

---
 docker/1_base/build.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/docker/1_base/build.sh b/docker/1_base/build.sh
index 0c8dd2c..814cc1f 100755
--- a/docker/1_base/build.sh
+++ b/docker/1_base/build.sh
@@ -1,3 +1,4 @@
 #!/usr/bin/env bash
 
-exec docker build "$@" -t pillar_base -f base.docker .
+# Uses --no-cache to always get the latest upstream (security) upgrades.
+exec docker build --no-cache "$@" -t pillar_base -f base.docker .