anchor.diff:  RUN ./build-agent.sh ${AGENT_COMMIT}
   
   # copy configs
  -COPY etcd.conf .
  -COPY kafka.conf .
  -COPY govpp.conf .
  -COPY defaultplugins.conf .
  -COPY linuxplugin.conf .
  -COPY logs.conf .
  +COPY etcd.conf kafka.conf govpp.conf defaultplugins.conf linuxplugin.conf logs.conf ./
  +COPY vpp.conf /etc/vpp/vpp.conf
   
  -COPY vpp.conf /etc/vpp/vpp.conf
   COPY supervisord.conf /etc/supervisord/supervisord.conf
  -
   COPY supervisord_kill.py /usr/bin/supervisord_kill.py
   
   WORKDIR /root/
  
positive.code: FROM ubuntu:16.04
  
  ARG VPP_URL
  ARG VPP_COMMIT
  
  RUN apt-get update && apt-get install -y \
      sudo wget git build-essential gdb vim nano python \
  
negative.code: RUN mkdir -p /opt/vpp-agent/dev /opt/vpp-agent/plugin
  
  WORKDIR /opt/vpp-agent/dev
  
  ARG VPP_URL
  ARG VPP_COMMIT
  
  # build & install VPP
  # memif source: git clone -b memif https://github.com/vpp-dev/vpp vpp
  