From cdbb3dce14f65eca4febd9436e8059b38a73baad Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9=20Bauer?= <monotek@users.noreply.github.com>
Date: Tue, 14 Apr 2020 16:32:36 +0200
Subject: [PATCH] added check of DOCKER_VOLUME variable

---
 README.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 8604c73..9b2a563 100644
--- a/README.md
+++ b/README.md
@@ -50,7 +50,8 @@ Do the following to empty the ES docker volume:
 
 ```
 docker-compose stop
-rm -r $(docker volume inspect zammaddockercompose_elasticsearch-data | grep Mountpoint | sed -e 's#.*": "##g' -e 's#",##')/*
+set -o pipefail DOCKER_VOLUME="$(docker volume inspect zammaddockercompose_elasticsearch-data | grep Mountpoint | sed -e 's#.*": "##g' -e 's#",##')/*"
+echo "${DOCKER_VOLUME}" #check this is a valid docker volume path! if not do not proceed or you might loose data!
 docker-compose start
 ```