anchor.diff:  FROM ubuntu:trusty
   
  -MAINTAINER Denis Gladkikh <splunk@denis.gladkikh.email>
  +MAINTAINER Denis Gladkikh <docker-splunk@denis.gladkikh.email>
   
  -ENV SPLUNK_PRODUCT splunk
  +ENV SPLUNK_PRODUCT splunk_light
   ENV SPLUNK_VERSION 6.2.4
   ENV SPLUNK_BUILD 271043
  -ENV SPLUNK_MD5SUM b54ac1550841588d152eb12514ecfb2c
  +ENV SPLUNK_MD5SUM 070b961f563537ba2260e04703a966a3
  +ENV SPLUNK_FILENAME splunklight-${SPLUNK_VERSION}-${SPLUNK_BUILD}-Linux-x86_64.tgz
   
   ENV SPLUNK_HOME /opt/splunk
   ENV SPLUNK_GROUP splunk
  
positive.code: COPY entrypoint.sh /sbin/entrypoint.sh
  RUN chmod +x /sbin/entrypoint.sh
  
  # Ports Splunk Web, Splunk Daemon, KVStore
  EXPOSE 8000 8089 8191
  
  WORKDIR /opt/splunk
  
  
negative.code: RUN apt-get update \
      && apt-get install -y wget \
      && mkdir -p ${SPLUNK_HOME} \
      && wget -qO /tmp/${SPLUNK_FILENAME} https://download.splunk.com/products/splunk_light/releases/${SPLUNK_VERSION}/linux/${SPLUNK_FILENAME} \
      && wget -qO /tmp/${SPLUNK_FILENAME}.md5 https://download.splunk.com/products/${SPLUNK_PRODUCT}/releases/${SPLUNK_VERSION}/linux/${SPLUNK_FILENAME}.md5 \
      && (cd /tmp && md5sum -c ${SPLUNK_FILENAME}.md5) \
      && tar xzf /tmp/${SPLUNK_FILENAME} --strip 1 -C ${SPLUNK_HOME} \
      && rm /tmp/${SPLUNK_FILENAME} \
      && rm /tmp/${SPLUNK_FILENAME}.md5 \
      && apt-get purge -y --auto-remove wget \
      && mkdir -p /var/opt/splunk \
      && cp -R ${SPLUNK_HOME}/etc ${SPLUNK_BACKUP_DEFAULT_ETC} \
  