Add CI and cache #4
Workflow file for this run
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| name: CI | |
| on: | |
| push: | |
| branches: ["main"] | |
| pull_request: | |
| branches: ["main"] | |
| jobs: | |
| checks: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: checkout | |
| uses: actions/checkout@v4 | |
| - name: Install Nix | |
| uses: cachix/install-nix-action@v24 | |
| - name: Nix Format Check | |
| run: nix fmt -- . --check | |
| - name: Nix Syntax Check | |
| run: nix flake check | |
| build-plan: | |
| # Save some computation. If the checks fail, don't build. | |
| needs: checks | |
| runs-on: ubuntu-latest | |
| outputs: | |
| attrs: ${{ steps.plan.outputs.ATTRS }} | |
| steps: | |
| - name: checkout | |
| uses: actions/checkout@v4 | |
| - name: Install Nix | |
| uses: cachix/install-nix-action@v24 | |
| with: | |
| nix_path: nixpkgs=channel:nixos-23.11 | |
| - name: Build and Cache Attic | |
| if: github.event_name != 'pull_request' | |
| run: | | |
| nix profile install github:zhaofengli/attic#attic | |
| attic login --set-default lowrisc https://nix-cache.lowrisc.org/ ${{ secrets.NIX_CACHE_TOKEN }} | |
| attic push public $(which attic) | |
| - name: Generate Nix Build Plan | |
| run: | | |
| echo 'ATTRS<<EOF' >> $GITHUB_OUTPUT | |
| nix-shell -p nix-eval-jobs --run 'nix-eval-jobs --accept-flake-config --check-cache-status --flake .#packages.x86_64-linux' | \ | |
| tee /dev/stderr | \ | |
| jq -s 'map(select(.isCached | not) | .attr)' | |
| echo 'EOF' >> $GITHUB_OUTPUT | |
| build: | |
| needs: build-plan | |
| runs-on: ${{ matrix.os }} | |
| strategy: | |
| matrix: | |
| attr: ${{fromJSON(needs.build-plan.outputs.attrs)}} | |
| steps: | |
| - name: checkout | |
| uses: actions/checkout@v4 | |
| - name: Install Nix | |
| uses: cachix/install-nix-action@v24 | |
| - name: Setup Cache | |
| if: github.event_name != 'pull_request' | |
| run: | | |
| nix profile install github:zhaofengli/attic#attic | |
| attic login --set-default lowrisc https://nix-cache.lowrisc.org/ ${{ secrets.NIX_CACHE_TOKEN }} | |
| - name: Build | |
| run: nix build ".#${{ matrix.attr }}" --accept-flake-config | |
| - name: Upload Cache | |
| if: github.event_name != 'pull_request' | |
| run: | | |
| attic push public result/ |