# Build stage for Bitcoin Core
FROM alpine:3.10 AS bitcoin-core


# fetch already built berkeleydb
COPY --from=lncm/berkeleydb:db-4.8.30.NC /opt /opt


# Use APK repos over HTTPS. See: https://github.com/gliderlabs/docker-alpine/issues/184
RUN sed -i 's/http\:\/\/dl-cdn.alpinelinux.org/https\:\/\/alpine.global.ssl.fastly.net/g' /etc/apk/repositories

# install packages necessary to build Bitcoind
RUN apk add --no-cache --update \
    autoconf \
    automake \
    boost-dev \
    build-base \
    chrpath \
    file \
    gnupg \
    libevent-dev \
    libressl \
    libressl-dev \
    libtool \
    linux-headers \
    protobuf-dev \
    zeromq-dev

RUN set -ex \
  && for key in \
    90C8019E36C2E964 \
  ; 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

ENV BITCOIN_VERSION=0.18.1
ENV BITCOIN_PREFIX=/opt/bitcoin-${BITCOIN_VERSION}

# Download checksums (intentionally different source than source code)
RUN wget https://bitcoincore.org/bin/bitcoin-core-${BITCOIN_VERSION}/SHA256SUMS.asc

# Download source code (intentionally different source than checksums)
RUN wget https://bitcoin.org/bin/bitcoin-core-${BITCOIN_VERSION}/bitcoin-${BITCOIN_VERSION}.tar.gz

# Verify that hashes are signed with the previously imported key
RUN gpg --verify SHA256SUMS.asc

# Verify that downloaded source-code archive has exactly the hash that's provided
RUN grep " bitcoin-${BITCOIN_VERSION}.tar.gz\$" SHA256SUMS.asc | sha256sum -c -

# Extract
RUN tar -xzf *.tar.gz

# Change to the extraced directory
WORKDIR /bitcoin-${BITCOIN_VERSION}

# Disable test that fails on Alpine for unrelated reasons: missing locale.  Not important.
#   https://github.com/bitcoin/bitcoin/issues/14948
COPY skip-fs-test-of-utf8.patch .
RUN patch -p0 < skip-fs-test-of-utf8.patch

# ???
RUN sed -i '/AC_PREREQ/a\AR_FLAGS=cr' src/univalue/configure.ac
# ???
RUN sed -i '/AX_PROG_CC_FOR_BUILD/a\AR_FLAGS=cr' src/secp256k1/configure.ac
# ???
RUN sed -i s:sys/fcntl.h:fcntl.h: src/compat.h

RUN ./autogen.sh
RUN ./configure LDFLAGS=-L$(ls -d /opt/db*)/lib/ CPPFLAGS=-I$(ls -d /opt/db*)/include/ \
    --prefix=${BITCOIN_PREFIX} \
    --mandir=/usr/share/man \
    --disable-ccache \
    --with-gui=no \
    --with-utils \
    --with-libs \
    --with-daemon
RUN make

#RUN make check
#RUN make install
#
#RUN strip ${BITCOIN_PREFIX}/bin/bitcoin-cli
#RUN strip ${BITCOIN_PREFIX}/bin/bitcoin-tx
#RUN strip ${BITCOIN_PREFIX}/bin/bitcoind
#RUN strip ${BITCOIN_PREFIX}/lib/libbitcoinconsensus.a
#RUN strip ${BITCOIN_PREFIX}/lib/libbitcoinconsensus.so.0.0.0
#
#
## Build stage for compiled artifacts
#FROM arm32v7/alpine:3.10 AS final
#
#LABEL maintainer.0="nolim1t (@nolim1t)" \
#      maintainer.1="Damian Mee (@meeDamian)"
#
#ENV LC_ALL=C.UTF-8
#
## Use APK repos over HTTPS. See: https://github.com/gliderlabs/docker-alpine/issues/184
#RUN sed -i 's/http\:\/\/dl-cdn.alpinelinux.org/https\:\/\/alpine.global.ssl.fastly.net/g' /etc/apk/repositories
#RUN apk --no-cache --update \
#    add \
#    boost \
#    boost-program_options \
#    libevent \
#    libressl \
#    libzmq \
#    su-exec
#
#ENV BITCOIN_VERSION=0.18.1
#ENV BITCOIN_PREFIX=/opt/bitcoin-${BITCOIN_VERSION}
#ENV PATH=${BITCOIN_PREFIX}/bin:$PATH
#
#VOLUME /root/.bitcoin
#
#COPY --from=bitcoin-core /opt /opt
#
## REST interface
#EXPOSE 8080
#
## P2P network (mainnet, testnet & regnet respectively)
#EXPOSE 8333 18333 18444
#
## RPC interface (mainnet, testnet & regnet respectively)
#EXPOSE 8332 18332 18443
#
## ZMQ ports (for transactions & blocks respectively)
#EXPOSE 28332 28333
#
#ENTRYPOINT ["bitcoind"]
#CMD ["bitcoind", "-zmqpubrawblock=tcp://0.0.0.0:28332", "-zmqpubrawtx=tcp://0.0.0.0:28333"]