feat(bitcoin-regtest): change subsidy interval to 21000 blocks (#20)

* feat(bitcoin-regtest): change subsidy interval to 21000 blocks

* feat(bitcoin): update to v27.1

docker/bitcoin-regtest/Dockerfile

@@ -1,19 +1,96 @@
+FROM lncm/berkeleydb:v4.8.30.NC AS berkleydb
+
+FROM alpine:3.18 AS builder
+
 ARG VERSION
 
-FROM lnmarkets/bitcoin:${VERSION}
+WORKDIR /opt
+
+COPY --from=berkleydb /opt /opt
+
+RUN apk add --no-cache \
+    autoconf \
+    automake \
+    boost-dev \
+    sqlite-dev \
+    build-base \
+    chrpath \
+    file \
+    libevent-dev \
+    libressl \
+    libtool \
+    linux-headers \
+    zeromq-dev
+
+RUN wget https://bitcoincore.org/bin/bitcoin-core-${VERSION}/bitcoin-${VERSION}.tar.gz
+
+# Removed gpp signature verification
+RUN wget https://bitcoincore.org/bin/bitcoin-core-${VERSION}/SHA256SUMS && \
+    grep "bitcoin-${VERSION}.tar.gz\$" SHA256SUMS | sha256sum -c -
+
+RUN tar -xzf bitcoin-${VERSION}.tar.gz
+
+WORKDIR /opt/bitcoin-${VERSION}
 
+# Change the default subsidy halving interval for regtest from 150 to 21 000 blocks
+RUN sed -i 's/consensus.nSubsidyHalvingInterval = 150/consensus.nSubsidyHalvingInterval = 21000/g' src/kernel/chainparams.cpp
+
+RUN ./autogen.sh
+
+RUN ./configure \
+    BDB_LIBS="-L/opt/db4/lib -ldb_cxx-4.8" \
+    BDB_CFLAGS="-I/opt/db4/include" \
+    CXXFLAGS="-O2" \
+    --prefix=/opt/build \
+    --enable-hardening \
+    --disable-tests \
+    --disable-bench \
+    --disable-ccache \
+    --disable-man \
+    --enable-static \
+    --enable-reduce-exports \
+    --without-gui \
+    --without-libs \
+    --with-utils \
+    --with-sqlite=yes \
+    --with-daemon \
+    --with-zmq
+
+RUN make -j $(nproc) install
+
+RUN strip /opt/build/bin/bitcoind && \
+    strip /opt/build/bin/bitcoin-tx && \
+    strip /opt/build/bin/bitcoin-wallet
+
+FROM lnmarkets/base-alpine:3.18
+
+ENV DATA_PATH=/home/.bitcoin
 ENV MINING=true
 ENV MININING_INTERVAL=30
 
-RUN apk add --update --no-cache bash libcap
+COPY --from=builder /opt/build/bin/* /bin/
+
+RUN apk add --no-cache --update \
+    boost-filesystem \
+    boost-thread \
+    libevent \
+    libsodium \
+    libstdc++ \
+    libzmq \
+    sqlite-libs \
+    bash \
+    libcap
 
 COPY --chown=satoshi:satoshi docker/bitcoin-regtest/bitcoin.conf /home/.bitcoin/bitcoin.conf
 
 COPY --chown=satoshi:satoshi docker/bitcoin-regtest/mine.sh /usr/bin/mine
 
 COPY --chown=satoshi:satoshi docker/bitcoin-regtest/entrypoint.sh /docker/entrypoint.sh
 
-EXPOSE 18443 18444 28334 28335
+EXPOSE 8080
+EXPOSE 18333 18444
+EXPOSE 18332 18443
+EXPOSE 28334 28335
 
 USER satoshi
 

docker/bitcoin-regtest/image.hcl

@@ -1,6 +1,6 @@
 # Release version
-VERSION="27.0"
+VERSION="27.1"
 
 # Image config
 NAME="bitcoin-regtest"
-DESCRIPTION="Bitcoin Core preconfigured for regtest, with convenience mining cron job"
+DESCRIPTION="Bitcoin Core preconfigured for regtest, with convenience mining cron job and 21 000 blocks subsidy halving interval"

docker/bitcoin/image.hcl

@@ -1,4 +1,4 @@
 # Release version
-VERSION="27.0"
+VERSION="27.1"
 NAME="bitcoin"
 DESCRIPTION="Bitcoin Core"