anchor.diff:      mkdir -p /usr/local/spark && \
       tar xvf $SPARK_VERSION_STRING.tgz -C /tmp && \
       cp -rf /tmp/$SPARK_VERSION_STRING/* /usr/local/spark/ && \
  -	rm -rf -- /tmp/$SPARK_VERSION_STRING && \
  -	rm spark-$SPARK_VERSION-bin-hadoop2.6.tgz
  +    rm -rf -- /tmp/$SPARK_VERSION_STRING && \
  +    rm spark-$SPARK_VERSION-bin-hadoop2.6.tgz
   
   # Set SPARK_HOME
   ENV SPARK_HOME /usr/local/spark
  
positive.code: # Cleanup files, folders and variables
  RUN unset SPARK_VERSION_STRING && \
      unset SPARK_DOWNLOAD_URL && \
  	unset SPARK_JOBSERVER_BRANCH && \
  	unset SPARK_JOBSERVER_BUILD_HOME
  
  EXPOSE 8090 9999
  
  #ENTRYPOINT ["/app/server_start.sh"]
negative.code: RUN wget http://downloads.mesosphere.io/master/ubuntu/14.04/mesos_$MESOS_VERSION-1.0.ubuntu1404_amd64.deb && \
      dpkg -i mesos_$MESOS_VERSION-1.0.ubuntu1404_amd64.deb && \
      rm mesos_$MESOS_VERSION-1.0.ubuntu1404_amd64.deb
  
  # Spark ENV vars
  ENV SPARK_VERSION_STRING spark-$SPARK_VERSION-bin-hadoop2.6
  ENV SPARK_DOWNLOAD_URL http://d3kbcqa49mib13.cloudfront.net/$SPARK_VERSION_STRING.tgz
  