From 751180ae013221ef8782e16c741ac6dc9c1fd5f0 Mon Sep 17 00:00:00 2001
From: Steven Dake <stdake@cisco.com>
Date: Sun, 24 May 2015 13:22:58 -0700
Subject: [PATCH] Force developers not to run build-docker-image as root

Instead recommend developer run build within the docker group.
This script is non-functional as the root user.

Change-Id: Ib70ab55e5e9bc2e7b8639d5d5ffc32a2b8795058
---
 tools/build-docker-image | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tools/build-docker-image b/tools/build-docker-image
index da819dde31..06e95a326c 100755
--- a/tools/build-docker-image
+++ b/tools/build-docker-image
@@ -1,5 +1,10 @@
 #!/bin/bash
 
+if [[ $EUID -eq 0 ]]; then
+    echo "This script must not be run as root.  Instead add yourself to the docker group." 1>&2
+    exit 1
+fi
+
 TOPDIR=$(git rev-parse --show-toplevel)
 IMGDIR="$(cd "$(dirname "$0")" && pwd)"