76 lines
3.0 KiB
Docker
76 lines
3.0 KiB
Docker
# Use Debian 8.0 "Jessie" as the base for our Rust musl toolchain.
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FROM debian:jessie
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# Make sure we have basic dev tools for building C libraries. Our goal
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# here is to support the musl-libc builds and Cargo builds needed for a
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# large selection of the most popular crates.
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#
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# We also set up a `rust` user by default, in whose account we'll install
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# the Rust toolchain. This user has sudo privileges if you need to install
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# any more software.
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RUN apt-get update && \
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apt-get install -y \
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build-essential \
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cmake \
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curl \
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file \
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git \
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sudo \
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xutils-dev \
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&& \
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apt-get clean && rm -rf /var/lib/apt/lists/* && \
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useradd rust --user-group --create-home --shell /bin/bash --groups sudo
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# Allow sudo without a password.
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ADD sudoers /etc/sudoers.d/nopasswd
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# Run all further code as user `rust`, and create our working directories
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# as the appropriate user.
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USER rust
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RUN mkdir -p /home/rust/libs /home/rust/src
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# Set up our path with all our binary directories, including those for the
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# musl-gcc toolchain and for our Rust toolchain.
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ENV PATH=/home/rust/.cargo/bin:/usr/local/musl/bin:/usr/local/bin:/usr/bin:/bin
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# Install our Rust toolchain and the `musl` target. We patch the
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# command-line we pass to the installer so that it won't attempt to
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# interact with the user or fool around with TTYs. We also set the default
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# `--target` to musl so that our users don't need to keep overriding it
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# manually.
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RUN curl https://sh.rustup.rs -sSf | sed 's,run "$_file" < /dev/tty,run "$_file" -y,' | sh && \
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rustup default stable && \
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rustup target add x86_64-unknown-linux-musl
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ADD cargo-config.toml /home/rust/.cargo/config
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# We'll build our libraries in subdirectories of /home/rust/libs. Please
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# clean up when you're done.
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WORKDIR /home/rust/libs
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# Build the musl-libc toolchain, which installs itself in /usr/local/musl.
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RUN sudo chown rust:rust /home/rust/libs && \
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git clone git://git.musl-libc.org/musl && cd musl && \
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./configure && make && sudo make install && \
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cd .. && rm -rf musl
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# Build a static library version of OpenSSL using musl-libc. This is
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# needed by the popular Rust `hyper` crate.
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RUN VERS=1.0.2g && \
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curl -O https://www.openssl.org/source/openssl-$VERS.tar.gz && \
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tar xvzf openssl-$VERS.tar.gz && cd openssl-$VERS && \
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env CC=musl-gcc ./config --prefix=/usr/local/musl && \
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env C_INCLUDE_PATH=/usr/local/musl/include/ make depend && \
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make && sudo make install && \
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cd .. && rm -rf openssl-$VERS.tar.gz openssl-$VERS
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ENV OPENSSL_INCLUDE_DIR=/usr/local/musl/include/ \
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OPENSSL_LIB_DIR=/usr/local/musl/lib/ \
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OPENSSL_STATIC=1
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# (Please feel free to submit pull requests for musl-libc builds of other C
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# libraries needed by the most popular and common Rust crates, to avoid
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# everybody needing to build them manually.)
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# Expect our source code to live in /home/rust/src. We'll run the build as
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# user `rust`, which will be uid 1000, gid 1000 outside the container.
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WORKDIR /home/rust/src
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