FROM debian:stable-slim

MAINTAINER Rui Marinho <ruipmarinho@gmail.com> (@ruimarinho)

RUN useradd -r bitcoin

ENV GOSU_VERSION=1.10

RUN apt-get update -y \
  && apt-get install -y curl gnupg \
  && apt-get clean \
  && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*

RUN set -ex \
  && for key in \
    B42F6819007F00F88E364FD4036A9C25BF357DD4 \
  ; do \
    gpg --keyserver pgp.mit.edu --recv-keys "$key" || \
    gpg --keyserver keyserver.pgp.com --recv-keys "$key" || \
    gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$key" || \
    gpg --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys "$key" ; \
  done

RUN curl -o /usr/local/bin/gosu -fSL https://github.com/tianon/gosu/releases/download/${GOSU_VERSION}/gosu-$(dpkg --print-architecture) \
	&& curl -o /usr/local/bin/gosu.asc -fSL https://github.com/tianon/gosu/releases/download/${GOSU_VERSION}/gosu-$(dpkg --print-architecture).asc \
	&& gpg --verify /usr/local/bin/gosu.asc \
	&& rm /usr/local/bin/gosu.asc \
	&& chmod +x /usr/local/bin/gosu

ENV BITCOIN_VERSION=0.11.2
ENV BITCOIN_DATA=/home/bitcoin/.bitcoin \
  PATH=/opt/bitcoin-${BITCOIN_VERSION}/bin:$PATH

RUN curl -SL https://bitcoin.org/laanwj-releases.asc | gpg --import \
  && curl -SLO https://bitcoin.org/bin/bitcoin-core-${BITCOIN_VERSION}/SHA256SUMS.asc \
  && curl -SLO https://bitcoin.org/bin/bitcoin-core-${BITCOIN_VERSION}/bitcoin-${BITCOIN_VERSION}-linux64.tar.gz \
  && gpg --verify SHA256SUMS.asc \
  && grep " bitcoin-${BITCOIN_VERSION}-linux64.tar.gz\$" SHA256SUMS.asc | sha256sum -c - \
  && tar -xzf bitcoin-${BITCOIN_VERSION}-linux64.tar.gz -C /opt \
  && rm bitcoin-${BITCOIN_VERSION}-linux64.tar.gz SHA256SUMS.asc

VOLUME ["/home/bitcoin/.bitcoin"]

COPY docker-entrypoint.sh /entrypoint.sh

ENTRYPOINT ["/entrypoint.sh"]

EXPOSE 8332 8333 18332 18333 18444

CMD ["bitcoind"]