35 lines
1.5 KiB
Docker
35 lines
1.5 KiB
Docker
# Start with an official gitea runner image based on ubuntu with node installed
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FROM docker.gitea.com/runner-images:ubuntu-latest-slim
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# Explicitly set the USER environment variable (expected by the Nix installer)
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ENV USER=root
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# Install system dependencies
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RUN apt-get update && \
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apt-get install -y sudo bash jq xz-utils curl git ca-certificates && \
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apt-get clean && \
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rm -rf /var/lib/apt/lists/*
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# Pre-configure Nix:
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# 1. Enable flakes
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# 2. Disable build-users-group (Fixes the missing 'nixbld' group error for root installs)
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# 3. Add devenv substituters for fast compiling
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RUN mkdir -p /etc/nix && \
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echo "experimental-features = nix-command flakes" > /etc/nix/nix.conf && \
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echo "build-users-group =" >> /etc/nix/nix.conf && \
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echo "extra-substituters = https://devenv.cachix.org" >> /etc/nix/nix.conf && \
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echo "extra-trusted-public-keys = devenv.cachix.org-1:w1cLUi8dv3hnoSPGAuibQv+f9TZLr6cv/Hm9XgU50cw=" >> /etc/nix/nix.conf && \
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echo "trusted-users = root" >> /etc/nix/nix.conf
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# Install Nix in single-user mode (--no-daemon)
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RUN curl -L https://nixos.org/nix/install | sh -s -- --no-daemon
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# Update PATH so subsequent RUN commands and the final container can find Nix
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ENV PATH="/root/.nix-profile/bin:/nix/var/nix/profiles/default/bin:$PATH"
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# Install devenv using the modern flake URL and clean up build garbage
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RUN nix profile install --accept-flake-config github:cachix/devenv/latest && \
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nix-collect-garbage -d
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CMD ["/bin/bash"]
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