Alpine Linux images

[0xEAB]

We should also provide images based on Alpine Linux.

People like to use Alpine Linux as their base image because it’s lightweight.
Ref: https://hub.docker.com/_/alpine

[kassane]

Note: For amd64/aarch64, when try build dub with ldmd2 (instead dmd) get mmap64 error!!

alpine-ldc2 sample

ARG IMAGE=alpine
ARG BASE_VERSION=latest

FROM ${IMAGE}:${BASE_VERSION}

RUN apk update && apk add --no-cache \
        sudo \
        dmd \
        clang \
        cmake \
        ninja \
        llvm-dev \
        llvm-libunwind-static \
        llvm-static

RUN cd /root
RUN wget -q -c https://github.com/ldc-developers/ldc/releases/download/v1.37.0/ldc-1.37.0-src.tar.gz && tar xf ldc-1.37.0-src.tar.gz
RUN cd ldc-1.37.0-src \
    && cmake -B build \
    -DCMAKE_INSTALL_PREFIX="/usr" \
    -GNinja \
    -DCMAKE_C_COMPILER=clang \
    -DCMAKE_CXX_COMPILER=clang++ \
    -DCMAKE_BUILD_TYPE=Release \
    -DCMAKE_EXE_LINKER_FLAGS=-static-libstdc++ \
    -DLLVM_IS_SHARED=OFF \
    && cmake --build build --parallel \
    && ninja -C build install \
    && cd ..
RUN wget -q -c https://github.com/dlang/dub/archive/refs/tags/v1.37.0.tar.gz \
    && tar xf v1.37.0.tar.gz \
    && cd dub-1.37.0 \
    && dmd -O build.d && $PWD/build \
    && chmod +x $PWD/bin/dub \
    && mv $PWD/bin/dub /usr/bin/dub \
    && cd ..

RUN apk del dmd cmake ninja \
    && rm -fr ldc-1.37.0-src* dub-1.37.0 v1.37.0.tar.gz

WORKDIR /app

ARG UNAME=dman
ARG UID=1000
ARG GID=1000
RUN addgroup -S $UNAME
RUN adduser \
    --disabled-password \
    --gecos "" \
    --home "$(pwd)" \
    --ingroup "$UNAME" \
    --no-create-home \
    --uid "$UID" \
    "$UNAME"
RUN echo "$UNAME ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/$UNAME \
        && chmod 0440 /etc/sudoers.d/$UNAME

RUN chown -R $UNAME:$UNAME /app

USER $UNAME

cc: @0xEAB

[kassane]

Note: For amd64/aarch64, when try build dub with ldmd2 (instead dmd) get mmap64 error!!

• Alpine-musl: fix mmap64 error dlang/dmd#16361
• Musl Clean ldc-developers/ldc#4616
• Alpine-musl: Druntime fixes opendlang/opend#66
• Failed to build with lib musl gperftools/gperftools#693 (comment)
• GHA: Integrate Alpine musl job in main workflow ldc-developers/ldc#4826 (comment)