45 lines
1.3 KiB
Docker
45 lines
1.3 KiB
Docker
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FROM nixpkgs/nix:nixos-23.11
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ENV PATH=/root/.nix-profile/bin:/usr/bin:/bin
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RUN <<EOF
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set -euo pipefail
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nix-env -iA cachix -f https://cachix.org/api/v1/install
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cachix use moergo-glove80-zmk-dev
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mkdir /config
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# Mirror ZMK repository to make it easier to reference both branches and
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# tags without remote namespacing
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git clone --mirror https://github.com/moergo-sc/zmk /zmk
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GIT_DIR=/zmk git worktree add --detach /src
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EOF
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# Prepopulate the container's nix store with the build dependencies for the main
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# branch and the most recent three tags
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RUN <<EOF
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cd /src
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for tag in main $(git tag -l --sort=committerdate | tail -n 3); do
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git checkout -q --detach $tag
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nix-shell --run true -A zmk ./default.nix
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done
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EOF
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COPY --chmod=755 <<EOF /bin/entrypoint.sh
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#!/usr/bin/env bash
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set -euo pipefail
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: "\${BRANCH:=main}"
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echo "Checking out \$BRANCH from moergo-sc/zmk" >&2
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cd /src
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git fetch origin
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git checkout -q --detach "\$BRANCH"
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echo 'Building Glove80 firmware' >&2
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cd /config
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nix-build ./config --arg firmware 'import /src/default.nix {}' -j2 -o /tmp/combined --show-trace
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install -o "\$UID" -g "\$GID" /tmp/combined/glove80.uf2 ./glove80.uf2
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EOF
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ENTRYPOINT ["/bin/entrypoint.sh"]
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# Run build.sh to use this file
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