reordered instructions in Dockerfile to reduce image size

(shaved 184 MB off the image size)

Dockerfile

@@ -38,16 +38,16 @@ ENV LOGSTASH_PACKAGE logstash-1.5.2.tar.gz
 RUN mkdir ${LOGSTASH_HOME} \
  && curl -O https://download.elasticsearch.org/logstash/logstash/${LOGSTASH_PACKAGE} \
  && tar xzf ${LOGSTASH_PACKAGE} -C ${LOGSTASH_HOME} --strip-components=1 \
- && rm -f ${LOGSTASH_PACKAGE}
-
-ADD ./logstash-init /etc/init.d/logstash
-RUN sed -i -e 's#^LS_HOME=$#LS_HOME='$LOGSTASH_HOME'#' /etc/init.d/logstash \
- && chmod +x /etc/init.d/logstash \
+ && rm -f ${LOGSTASH_PACKAGE} \
  && groupadd -r logstash \
  && useradd -r -s /usr/sbin/nologin -d ${LOGSTASH_HOME} -c "Logstash service user" -g logstash logstash \
  && chown -R logstash:logstash ${LOGSTASH_HOME} \
  && mkdir -p /var/log/logstash /etc/logstash/conf.d
 
+ADD ./logstash-init /etc/init.d/logstash
+RUN sed -i -e 's#^LS_HOME=$#LS_HOME='$LOGSTASH_HOME'#' /etc/init.d/logstash \
+ && chmod +x /etc/init.d/logstash
+
 
 ### install Kibana
 
@@ -57,15 +57,15 @@ ENV KIBANA_PACKAGE kibana-4.1.1-linux-x64.tar.gz
 RUN mkdir ${KIBANA_HOME} \
  && curl -O https://download.elasticsearch.org/kibana/kibana/${KIBANA_PACKAGE} \
  && tar xzf ${KIBANA_PACKAGE} -C ${KIBANA_HOME} --strip-components=1 \
- && rm -f ${KIBANA_PACKAGE}
-
-ADD ./kibana-init /etc/init.d/kibana
-RUN sed -i -e 's#^KIBANA_HOME=$#KIBANA_HOME='$KIBANA_HOME'#' /etc/init.d/kibana \
- && chmod +x /etc/init.d/kibana \
+ && rm -f ${KIBANA_PACKAGE} \
  && groupadd -r kibana \
  && useradd -r -s /usr/sbin/nologin -d ${KIBANA_HOME} -c "Kibana service user" -g kibana kibana \
  && chown -R kibana:kibana ${KIBANA_HOME}
 
+ADD ./kibana-init /etc/init.d/kibana
+RUN sed -i -e 's#^KIBANA_HOME=$#KIBANA_HOME='$KIBANA_HOME'#' /etc/init.d/kibana \
+ && chmod +x /etc/init.d/kibana
+
 
 ###############################################################################
 #                               CONFIGURATION

README.md

@@ -1,5 +1,7 @@
 # Elasticsearch, Logstash, Kibana (ELK) Docker image
 
+[![](https://badge.imagelayers.io/sebp/elk:latest.svg)](https://imagelayers.io/?images=sebp/elk:latest 'Get your own badge on imagelayers.io')
+
 This Docker image provides a convenient centralised log server and log management web interface, by packaging [Elasticsearch](http://www.elasticsearch.org/) (version 1.7.0), [Logstash](http://logstash.net/) (version 1.5.2), and [Kibana](http://www.elasticsearch.org/overview/kibana/) (version 4.1.1), collectively known as ELK.
 
 ### Contents ###
@@ -29,8 +31,6 @@ To pull this image from the [Docker registry](https://registry.hub.docker.com/u/
 
 **Note** – This image has been built automatically from the source files in the [source Git repository on GitHub](https://github.com/spujadas/elk-docker). If you want to build the image yourself, see the *[Building the image](#building-image)* section below.
 
-**Note** – The size of the virtual image (as reported by `docker images`) is 1,091 MB.
-
 ## Usage <a name="usage"></a>
 
 Run the container from the image with the following command: