content: # Based on top of ubuntu 20.04
  # https://github.com/rust-embedded/cross/blob/master/docker/Dockerfile.x86_64-unknown-linux-musl
  FROM rustembedded/cross:x86_64-unknown-linux-musl
  
  ARG LLVM_VERSION=18
  
  RUN apt-get update \
      && apt-get -y upgrade \
      && DEBIAN_FRONTEND=noninteractive apt-get install -y software-properties-common pkg-config wget curl musl-tools libc6-dev apt-transport-https ca-certificates \
      && wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add - \
      && add-apt-repository "deb https://apt.llvm.org/focal/ llvm-toolchain-focal-${LLVM_VERSION} main"  \
      && add-apt-repository -y ppa:deadsnakes/ppa \
      && apt-get update \
      # llvm14-dev will install python 3.8 as bin/python3
      && DEBIAN_FRONTEND=noninteractive apt-get install -y llvm-${LLVM_VERSION} lld-${LLVM_VERSION} clang-${LLVM_VERSION} libclang-${LLVM_VERSION}-dev make cmake \
      && rm -rf /var/lib/apt/lists/*;
  
  RUN ln -s /usr/include/x86_64-linux-gnu/asm /usr/include/x86_64-linux-musl/asm && \
      ln -s /usr/include/asm-generic /usr/include/x86_64-linux-musl/asm-generic && \
      ln -s /usr/include/linux /usr/include/x86_64-linux-musl/linux && \
      ln -s /usr/bin/g++ /usr/bin/musl-g++
  
  RUN mkdir /musl
  
  # https://www.openssl.org/source/old/1.1.1/
  ARG OPENSSL_VERSION=1.1.1w
  RUN wget https://www.openssl.org/source/openssl-${OPENSSL_VERSION}.tar.gz -O - | tar -xz \
      && cd openssl-${OPENSSL_VERSION} \
      && CC="musl-gcc -fPIE -pie" ./Configure no-shared no-async --prefix=/musl --openssldir=/musl/ssl linux-x86_64 \
      && make depend \
      && make -j $(nproc) \
      && make install_sw \
      && make install_ssldirs \
      && cd .. && rm -rf openssl-${OPENSSL_VERSION}
  
  ENV PKG_CONFIG_ALLOW_CROSS=true
  ENV PKG_CONFIG_ALL_STATIC=true
  ENV RUSTFLAGS="-C target-feature=-crt-static"
  
  ENV OPENSSL_STATIC=true
  ENV OPENSSL_DIR=/musl
  ENV OPENSSL_ROOT_DIR=/musl
  ENV OPENSSL_LIBRARIES=/musl/lib
  
  
  ENV PATH="/cargo/bin:$PATH"
  