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Ruben Fiszel 7e649604db fix: make /usr/bin/coursier self-contained so java jobs work air-gapped (#10414)
* fix: make /usr/bin/coursier self-contained so java jobs work air-gapped

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

* fix: smoke-test the coursier assembly at build time

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-30 15:46:10 +02:00

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FROM ghcr.io/windmill-labs/windmill:dev
# Rust
COPY --from=rust:1.97.0 /usr/local/cargo /usr/local/cargo
COPY --from=rust:1.97.0 /usr/local/rustup /usr/local/rustup
RUN RUSTUP_HOME=/usr/local/rustup CARGO_HOME=/usr/local/cargo /usr/local/cargo/bin/cargo install cargo-sweep --version ^0.7
# Ansible
# UV_PYTHON_INSTALL_DIR defaults to /tmp/windmill/cache/py_runtime, which is an
# ephemeral runtime cache (fresh volume/tmpfs, and pruned by the worker). Installing
# ansible there leaves its venv interpreter as a dangling symlink at runtime, so every
# ansible-* executable fails with ENOENT ("ansible-galaxy not found"). Pin the tool's
# interpreter to a persistent image path so the install stays self-contained.
RUN UV_PYTHON_INSTALL_DIR=/usr/local/uv/py uv tool install ansible && [ -d "$(uv tool dir)/ansible/bin/" ] && find "$(uv tool dir)/ansible/bin/" -mindepth 1 -maxdepth 1 -type f -executable -regextype posix-extended -regex '^((.+/)?)[^.]+' -print0 | xargs -0 ln -sf -t "$UV_TOOL_BIN_DIR/" || true
# C#
RUN wget https://dot.net/v1/dotnet-install.sh -O dotnet-install.sh \
&& chmod +x dotnet-install.sh \
&& ./dotnet-install.sh --channel 9.0 --install-dir /usr/share/dotnet \
&& ln -s /usr/share/dotnet/dotnet /usr/bin/dotnet \
&& rm dotnet-install.sh
# Nushell
COPY --from=ghcr.io/nushell/nushell:0.101.0-bookworm /usr/bin/nu /usr/bin/nu
# Java
RUN apt-get -y update && apt-get install -y default-jdk
ARG COURSIER_VERSION=2.1.24
# The released coursier launcher downloads its own JARs from Maven Central on first run, so java
# jobs break on air-gapped networks; a build-time cache pre-warm cannot fix that because the cache
# the worker reads lives under WINDMILL_DIR, which deployments mount over. Hence a self-contained
# assembly, smoke-tested below: `about` must succeed and leave the cache it is given empty.
RUN curl -fLo /tmp/coursier-launcher https://github.com/coursier/coursier/releases/download/v${COURSIER_VERSION}/coursier \
&& COURSIER_CACHE=/tmp/coursier-build-cache /usr/bin/java -jar /tmp/coursier-launcher \
bootstrap io.get-coursier:coursier-cli_2.13:${COURSIER_VERSION} --assembly -o /usr/bin/coursier \
&& chmod +x /usr/bin/coursier \
&& mkdir -p /tmp/coursier-verify \
&& COURSIER_CACHE=/tmp/coursier-verify /usr/bin/java -jar /usr/bin/coursier about \
&& [ -z "$(ls -A /tmp/coursier-verify)" ] \
&& rm -rf /tmp/coursier-launcher /tmp/coursier-build-cache /tmp/coursier-verify /root/.cache/coursier
# Ruby
RUN apt-get install -y ruby ruby-bundler
# R
RUN apt-get install -y r-base-dev \
&& Rscript -e 'install.packages("renv", lib="/usr/lib/R/library", repos="https://cloud.r-project.org")'
# Fix UV cache permissions for non-root user support (uid 1000, etc.)
# The uv tool install ansible command populates the UV cache with root-owned files
RUN chmod -R a+rw /tmp/windmill/cache/uv && \
find /tmp/windmill/cache/uv -type d -exec chmod 777 {} +