content: FROM docker.io/paritytech/base-bin
  
  # metadata
  ARG VCS_REF
  ARG BUILD_DATE
  ARG IMAGE_NAME
  # That can be a single one or a comma separated list
  ARG BINARY=polkadot
  
  LABEL io.parity.image.authors="devops-team@parity.io" \
  	io.parity.image.vendor="Parity Technologies" \
  	io.parity.image.title="parity/polkadot" \
  	io.parity.image.description="Polkadot: a platform for web3. This is the official Parity image with an injected binary." \
  	io.parity.image.source="https://github.com/paritytech/polkadot-sdk/blob/${VCS_REF}/docker/dockerfiles/polkadot/polkadot_injected.Dockerfile" \
  	io.parity.image.revision="${VCS_REF}" \
  	io.parity.image.created="${BUILD_DATE}" \
  	io.parity.image.documentation="https://github.com/paritytech/polkadot-sdk/"
  
  # show backtraces
  ENV RUST_BACKTRACE 1
  
  USER root
  WORKDIR /app
  
  # add polkadot and polkadot-*-worker binaries to the docker image
  COPY bin/* /usr/local/bin/
  COPY entrypoint.sh .
  
  
  RUN chmod -R a+rx "/usr/local/bin"; \
  		mkdir -p /data /polkadot/.local/share && \
  		chown -R parity:parity /data && \
  		ln -s /data /polkadot/.local/share/polkadot
  
  USER parity
  
  # check if executable works in this container
  RUN /usr/local/bin/polkadot --version
  RUN /usr/local/bin/polkadot-prepare-worker --version
  RUN /usr/local/bin/polkadot-execute-worker --version
  
  
  EXPOSE 30333 9933 9944 9615
  VOLUME ["/polkadot"]
  
  ENV BINARY=${BINARY}
  
  # ENTRYPOINT
  ENTRYPOINT ["/app/entrypoint.sh"]
  
  # We call the help by default
  CMD ["--help"]
  