FROM centos:7 ARG TOOLCHAIN=stable RUN yum groupinstall -y 'Development Tools' RUN yum install -y ruby && gem install asciidoctor -v 2.0.10 ENV RUSTUP_HOME=/opt/rust/rustup \ PATH=/opt/rust/cargo/bin:/home/user/.cargo/bin:/usr/local/musl/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin RUN curl https://sh.rustup.rs -sSf | env CARGO_HOME=/opt/rust/cargo sh -s -- -y --default-toolchain ${TOOLCHAIN} --profile minimal --no-modify-path RUN env CARGO_HOME=/opt/rust/cargo rustup target add i686-unknown-linux-gnu \ && env CARGO_HOME=/opt/rust/cargo rustup target add armv7-unknown-linux-gnueabihf RUN env CARGO_HOME=/opt/rust/cargo cargo install cargo-rpm \ && rm -rf /opt/rust/cargo/{git,tmp,registry} RUN yum install -y libstdc++-*.i686 \ && yum install -y glibc-*.i686 \ && yum install -y libgcc.i686 RUN ln -s /usr/bin/gcc /usr/bin/i686-linux-gnu-gcc RUN useradd -ms /bin/bash user USER user WORKDIR /home/user RUN mkdir -p /home/user/.cargo \ && ln -s /opt/rust/cargo/config /home/user/.cargo/config VOLUME /home/user/.cargo/tmp VOLUME /home/user/.cargo/git VOLUME /home/user/.cargo/registry