nim-censor-bot/Dockerfile

FROM nimlang/nim:2.0.8-alpine as builder

RUN apk update && apk add autoconf \
                          automake \
                          bash \
                          build-base \
                          cmake \
                          curl \
                          git \
                          libtool \
                          ninja \
                          perl \
                          sqlite-dev \
                          sqlite-static


ENV LIBRESSL_VERSION v3.9.2

# Compile LibreSSL Portable from source
RUN git clone https://github.com/libressl/portable --depth=1 -b ${LIBRESSL_VERSION} libressl && \
    cd libressl && \
    ./autogen.sh && \
    mkdir build-ninja && \
    cd build-ninja && \
    cmake -G"Ninja" .. && \
    ninja

COPY . /app
WORKDIR /app

# Build with necessary params to enable statically linking openssl, glibc and sqlite3
RUN nimble build --passL:-L/usr/lib \
                 -d:ssl \
                 -d:libressl \
                 -p:. \
                 --dynlibOverride:ssl \
                 --dynlibOverride:crypto \
                 --dynlibOverride:sqlite3 \
                 --dynlibOverride:tls \
                 --passl:-lssl \
                 --passl:-lsqlite3 \
                 --passl:-lcrypto \
                 --passl:-ltls \
                 --passL:-L/libressl/build-ninja/ssl \
                 --passL:-L/libressl/build-ninja/crypto \
                 --passL:-L/libressl/build-ninja/tls \
                 --passL:-static \
                 --passL:"-flto" \
                 -d:release \
                 --opt:speed \
                 --mm:orc \
                 --threadAnalysis:off \
                 --deepcopy=on \
                 --accept

RUN strip -s /app/nim_censor_bot && \
    strip -R .comment -R .note -R .note.ABI-tag /app/nim_censor_bot

FROM scratch

COPY --from=builder /app/nim_censor_bot /
COPY --from=builder /etc/ssl/certs /etc/ssl/certs

ENV DB_HOST="/data/censordata.db"

EXPOSE 8080
VOLUME /data

CMD ["./nim_censor_bot"]