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uv/Dockerfile
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2026-03-03 12:16:39 -06:00

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Docker

FROM --platform=$BUILDPLATFORM ubuntu:24.04@sha256:d1e2e92c075e5ca139d51a140fff46f84315c0fdce203eab2807c7e495eff4f9 AS build
ARG UBUNTU_SNAPSHOT=20260301T000000Z
ARG RUSTUP_VERSION=1.28.1
ENV HOME="/root"
WORKDIR $HOME
# Install dependencies using an Ubuntu snapshot for reproducibility.
# ca-certificates are required for using the snapshot.
RUN --mount=type=cache,target=/var/lib/apt/lists \
apt install -y --update ca-certificates && \
apt install -y --update --snapshot ${UBUNTU_SNAPSHOT} --no-install-recommends \
build-essential \
curl \
python3-venv
# Setup zig as cross compiling linker
RUN python3 -m venv $HOME/.venv
RUN .venv/bin/pip install cargo-zigbuild
ENV PATH="$HOME/.venv/bin:$PATH"
# Install rust
ARG TARGETPLATFORM
RUN case "$TARGETPLATFORM" in \
"linux/arm64") echo "aarch64-unknown-linux-musl" > rust_target.txt ;; \
"linux/amd64") echo "x86_64-unknown-linux-musl" > rust_target.txt ;; \
*) exit 1 ;; \
esac
RUN curl --proto '=https' --tlsv1.2 -sSf \
"https://static.rust-lang.org/rustup/archive/${RUSTUP_VERSION}/$(uname -m)-unknown-linux-gnu/rustup-init" \
-o rustup-init \
&& chmod +x rustup-init \
&& ./rustup-init -y --target $(cat rust_target.txt) --profile minimal --default-toolchain none \
&& rm rustup-init
ENV PATH="$HOME/.cargo/bin:$PATH"
# Install the toolchain then the musl target
COPY rust-toolchain.toml rust-toolchain.toml
RUN rustup toolchain install
RUN rustup target add $(cat rust_target.txt)
# Build
COPY crates crates
COPY ./Cargo.toml Cargo.toml
COPY ./Cargo.lock Cargo.lock
# Install patched cargo-auditable with Zig linker support
RUN cargo install \
--git https://github.com/rust-secure-code/cargo-auditable.git \
--rev caa964b714d8da6b1139b8e7a0a2ba5979235f22 \
--locked \
cargo-auditable
RUN case "${TARGETPLATFORM}" in \
"linux/arm64") export JEMALLOC_SYS_WITH_LG_PAGE=16;; \
esac && \
cargo auditable zigbuild --bin uv --bin uvx --target $(cat rust_target.txt) --release
RUN cp target/$(cat rust_target.txt)/release/uv /uv \
&& cp target/$(cat rust_target.txt)/release/uvx /uvx
# TODO(konsti): Optimize binary size, with a version that also works when cross compiling
# RUN strip --strip-all /uv
FROM scratch
COPY --from=build /uv /uvx /
WORKDIR /io
ENTRYPOINT ["/uv"]