Turn warnings into evaluation errors #58
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| name: Build flake outputs | |
| on: | |
| pull_request: | |
| push: | |
| branches: | |
| - main | |
| jobs: | |
| discover: | |
| runs-on: ubuntu-latest | |
| outputs: | |
| matrix: ${{ steps.set-matrix.outputs.matrix }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - uses: cachix/install-nix-action@v25 | |
| - id: set-matrix | |
| name: Generate matrix | |
| run: | | |
| matrix=$( | |
| nix flake show --refresh --all-systems --json "." | | |
| jq ' | |
| def system_to_os: { | |
| "aarch64-linux": "ubuntu-latest", | |
| "x86_64-darwin": "macos-latest", | |
| "x86_64-linux": "ubuntu-latest", | |
| }[.] // empty; | |
| def quote: map(if contains(".") then "\"" + . + "\"" else . end); | |
| (path(.. | select(.type? == "derivation")) | quote | { attr: join("."), os: .[1] | system_to_os }), | |
| (path(.. | select(.type? == "nixos-configuration")) | quote | join(".") | . + ".config.system.build.toplevel" | { attr: . , os: "ubuntu-latest" }) | |
| ' | | |
| jq --slurp --compact-output | |
| ) | |
| echo "matrix=$matrix" >> "$GITHUB_OUTPUT" | |
| build: | |
| name: ${{ matrix.attr }} | |
| needs: discover | |
| runs-on: ${{ matrix.os }} | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| include: ${{ fromJSON(needs.discover.outputs.matrix) }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - if: ${{ startsWith(matrix.os, 'ubuntu') }} | |
| uses: docker/setup-qemu-action@v3 | |
| - uses: cachix/install-nix-action@v25 | |
| with: | |
| extra_nix_config: | | |
| accept-flake-config = true | |
| always-allow-substitutes = true | |
| ${{ startsWith(matrix.os, 'ubuntu') && 'extra-platforms = aarch64-linux' || ' ' }} | |
| - uses: cachix/cachix-action@v14 | |
| with: | |
| name: matrss | |
| authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}' | |
| - name: Get store derivation | |
| run: | | |
| drv=$(nix path-info --derivation '.#${{ matrix.attr }}') | |
| echo "drv=$drv" >> "$GITHUB_ENV" | |
| - name: Get output hash | |
| run: | | |
| hash=$(nix derivation show $drv^* | jq -r ".\"$drv\".outputs.out.path" | cut -d/ -f4 | cut -d- -f1) | |
| echo "hash=$hash" >> "$GITHUB_ENV" | |
| - name: Check if output is cached | |
| run: | | |
| is_cached() { | |
| curl --fail "https://matrss.cachix.org/$hash.narinfo" > /dev/null 2>&1 | |
| } | |
| if is_cached $hash; then | |
| echo "output is cached, nothing to do" | |
| echo "skip_build=true" >> "$GITHUB_ENV" | |
| fi | |
| - name: Build output | |
| if: ${{ env.skip_build != 'true' }} | |
| run: nix build -L $drv^* |