change adduser

Dockerfile

@@ -21,10 +21,11 @@ RUN  apt-get install -y \
 #####################
 ### NGINX CONF ######
 #####################
-RUN adduser nginx
+
+RUN useradd -ms /bin/bash nginx
 RUN addgroup nginx root
 # support running as arbitrary user which belongs to the root group
-RUN chmod g+rwx /var/cache/nginx /var/run /var/log/nginx
+RUN chmod g+rwx /var/cache /var/run /var/log
 # users are not allowed to listen on priviliged ports
 RUN sed -i.bak 's/listen\(.*\)80;/listen 8081;/' /etc/nginx/conf.d/default.conf
 # comment user directive as master process is run as user in OpenShift anyhow