anchor.diff:        org.label-schema.version=$CONSUL_VERSION \
         org.label-schema.description="Alpine based Consul image"
   
  -RUN	apk -q --no-cache add ca-certificates curl gnupg jq libcap su-exec tini tzdata wget &&\
  +RUN	apk -q --no-cache add binutils ca-certificates curl gnupg jq libcap su-exec tini tzdata wget &&\
   	gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$HASHICORP_PGP_KEY" &&\
   	echo 'Download Consul binary' &&\
   	wget -nv --progress=bar:force --show-progress https://releases.hashicorp.com/consul/${CONSUL_VERSION}/consul_${CONSUL_VERSION}_linux_amd64.zip &&\
  
positive.code: 	setcap 'cap_net_bind_service=+ep' /usr/local/bin/consul &&\
  	adduser root consul &&\
  # Cleanup
  	apk -q --no-cache del --purge ca-certificates gnupg wget &&\
  	rm -rf consul_${CONSUL_VERSION}_* .ash* /root/.gnupg
  
  # Copy binaries. bin directory contains startup script
  
negative.code: 	gpg --batch --verify consul_${CONSUL_VERSION}_SHA256SUMS.sig consul_${CONSUL_VERSION}_SHA256SUMS &&\
  	grep "consul_${CONSUL_VERSION}_linux_amd64.zip$" consul_${CONSUL_VERSION}_SHA256SUMS | sha256sum -c &&\
  	unzip -q -o consul_${CONSUL_VERSION}_linux_amd64.zip -d /usr/local/bin &&\
  	strip /usr/local/bin/consul &&\
  # Create Consul user
  	addgroup -S consul &&\
  	adduser -H -h /tmp -D -S -G consul -g 'Consul user' -s /dev/null consul &&\
  