From 2bd1c15aa38398b7e44fe637b7a7bab86fc270ac Mon Sep 17 00:00:00 2001
From: Morgan Tocker <tocker@gmail.com>
Date: Tue, 12 Nov 2019 14:55:30 -0800
Subject: [PATCH] Back port stronger root protection

Signed-off-by: Morgan Tocker <tocker@gmail.com>
---
 examples/local/101_initial_cluster.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/examples/local/101_initial_cluster.sh b/examples/local/101_initial_cluster.sh
index 134ddbd65b5..9eb6bab0e9c 100755
--- a/examples/local/101_initial_cluster.sh
+++ b/examples/local/101_initial_cluster.sh
@@ -22,6 +22,11 @@ set -e
 # shellcheck disable=SC2128
 script_root=$(dirname "${BASH_SOURCE}")
 
+if [[ $EUID -eq 0 ]]; then
+    echo "This script refuses to be run as root. Please switch to a regular user."
+    exit 1
+fi
+
 # start topo server
 if [ "${TOPO}" = "zk2" ]; then
     CELL=zone1 "$script_root/zk-up.sh"