anchor.diff:    `# Create cache directory`; \
     DIR_CACHE="/setupfiles/cache/"; \
     mkdir -vp $DIR_CACHE; \
  -
  -# put custom commands here
  -RUN \
  +  \
  +  `############################`; \
  +  `# put custom commands here`; \
  +  `############################`; \
     `# Install hekad`; \
     DL_PROTO="https://"; \
     DL_FILE="github.com/mozilla-services/heka/releases/download/v0.4.2/heka_0.4.2_amd64.deb"; \
  
positive.code:   \
    `# Add LOGSERVER ip address to hekad config`; \
    LOGSERVER_IP=$(/sbin/ip route | awk '/default/ { print $3; }'); \
    sed -i "s/{{LOGSERVER_IP}}/$LOGSERVER_IP/g" /etc/hekad/aggregator_output.toml;
  
  # cleanup
  RUN \
    `# CLEANUP`; \
    rm -vrf /setupfiles;
  
  
  
  # expose ports, add volumes and execute the CMD script
  EXPOSE 22
  EXPOSE 5565
  VOLUME [ "/data" ]
  CMD ["/usr/bin/supervisord", "--nodaemon"]
negative.code:     supervisor \
      cron;
  
  # good system tools
  RUN \
    apt-get -y install \
      iotop \
      pv \
      hdparm \
      sysstat \
      ethtool \
      bwm-ng \
      net-utils \
      iputils*
  
  # copy required conf files and folders
  ADD setupfiles/ /setupfiles/
  