Avoid touching domains.conf when not necessary

README.md

@@ -1,5 +1,5 @@
 #  ![](https://raw.githubusercontent.com/adferrand/docker-letsencrypt-dns/master/images/logo_from_realies_200px.png) adferrand/letsencrypt-dns
-![](https://img.shields.io/badge/tags-latest-lightgrey.svg) [![](https://images.microbadger.com/badges/version/adferrand/letsencrypt-dns:2.5.1.svg) ![](https://images.microbadger.com/badges/image/adferrand/letsencrypt-dns:2.5.1.svg)](https://microbadger.com/images/adferrand/letsencrypt-dns:2.5.1)
+![](https://img.shields.io/badge/tags-latest-lightgrey.svg) [![](https://images.microbadger.com/badges/version/adferrand/letsencrypt-dns:2.5.2.svg) ![](https://images.microbadger.com/badges/image/adferrand/letsencrypt-dns:2.5.2.svg)](https://microbadger.com/images/adferrand/letsencrypt-dns:2.5.2)
 
 * [Container functionalities](#container-functionalities)
 * [Why use this Docker](#why-use-this-docker-)

VERSION

@@ -1 +1 @@
-2.5.1
+2.5.2

files/watch-domains.sh

@@ -14,8 +14,10 @@ fi
 
 current_hash=
 while true; do
-    # Ensure domain.conf exists
-    touch /etc/letsencrypt/domains.conf
+    # Ensure domains.conf exists
+    if [ ! -f /etc/letsencrypt/domains.conf ]; then
+        touch /etc/letsencrypt/domains.conf
+    fi
 
     # Calculate the new domains.conf file hash
     new_hash=`md5sum /etc/letsencrypt/domains.conf | awk '{ print $1 }'`