anchor.diff:    \
     echo "===> setup kafka..."  
   
  -ENV KAFKA_HOME /opt/kafka_2.9.2-0.8.1.1
  +ENV KAFKA_HOME /opt/kafka_2.10-0.8.2.0
   
   VOLUME ["/kafka"]
   
  
positive.code: RUN \
    echo "===> download kafka..."  && \ 
    wget -q -O - \
    http://www.gtlib.gatech.edu/pub/apache/kafka/0.8.1.1/kafka_2.9.2-0.8.1.1.tgz | \
    tar -xzf - -C /opt && \   
    \
    \
  
negative.code: #
  # Run Apache Kafka cluster in docker 
  #
  # Version     0.3
  #
  
  FROM huahaiy/oracle-java
  