anchor.diff:      # \
       # Add Consul from https://releases.hashicorp.com/consul \
       # \
  -    && export CHECKSUM=b350591af10d7d23514ebaa0565638539900cdb3aaa048f077217c4c46653dd8 \
  -    && curl -Lvo /tmp/consul.zip https://releases.hashicorp.com/consul/0.7.0/consul_0.7.0_linux_amd64.zip \
  +    && export CHECKSUM=5dbfc555352bded8a39c7a8bf28b5d7cf47dec493bc0496e21603c84dfe41b4b \
  +    && curl -Lvo /tmp/consul.zip https://releases.hashicorp.com/consul/0.7.1/consul_0.7.1_linux_amd64.zip \
       && echo "${CHECKSUM}  /tmp/consul.zip" | sha256sum -c \
       && unzip /tmp/consul.zip -d /usr/local/bin \
       && rm /tmp/consul.zip \
  
positive.code: FROM percona:5.6
  
  ENV CONTAINERPILOT_VER 2.4.2
  ENV CONTAINERPILOT file:///etc/containerpilot.json
  
  # By keeping a lot of discrete steps in a single RUN we can clean up after
  
negative.code:     # \
      # Add ContainerPilot and set its configuration file path \
      # \
      && export CONTAINERPILOT_CHECKSUM=c1bcd137fadd26ca2998eec192d04c08f62beb1f \
      && curl -Lvo /tmp/containerpilot.tar.gz "https://github.com/joyent/containerpilot/releases/download/${CONTAINERPILOT_VER}/containerpilot-${CONTAINERPILOT_VER}.tar.gz" \
      && echo "${CONTAINERPILOT_CHECKSUM}  /tmp/containerpilot.tar.gz" | sha1sum -c \
      && tar zxf /tmp/containerpilot.tar.gz -C /usr/local/bin \
  