Add CI and cache #2
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: | |
| matrix: ${{ steps.set-matrix.outputs.matrix }} | |
| steps: | |
| - name: checkout | |
| uses: actions/checkout@v4 | |
| - name: Install Nix | |
| uses: cachix/install-nix-action@v24 | |
| with: | |
| extra_nix_config: | | |
| trusted-public-keys = public:O6JLD0yXzaJDPiQW1meVu32JIDViuaPtGDfjlOopU7o= cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= | |
| substituters = https://hercules.servers.lowrisc.org/nix-cache/public/ https://cache.nixos.org/ | |
| - 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://hercules.servers.lowrisc.org/nix-cache/ ${{ secrets.NIX_CACHE_TOKEN }} | |
| attic push public $(which attic) | |
| - name: Generate Build Matrix | |
| id: set-matrix | |
| run: | | |
| matrix="$(nix eval --json .#githubActions.matrix)" | |
| echo "matrix=$matrix" >> $GITHUB_OUTPUT | |
| build: | |
| needs: build-plan | |
| runs-on: ${{ matrix.os }} | |
| strategy: | |
| matrix: ${{fromJSON(needs.build-plan.outputs.matrix)}} | |
| steps: | |
| - name: checkout | |
| uses: actions/checkout@v4 | |
| - name: Install Nix | |
| uses: cachix/install-nix-action@v24 | |
| with: | |
| extra_nix_config: | | |
| trusted-public-keys = public:O6JLD0yXzaJDPiQW1meVu32JIDViuaPtGDfjlOopU7o= cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= | |
| substituters = https://hercules.servers.lowrisc.org/nix-cache/public/ https://cache.nixos.org/ | |
| - name: Setup Cache | |
| if: github.event_name != 'pull_request' | |
| run: | | |
| nix profile install github:zhaofengli/attic#attic | |
| attic login --set-default lowrisc https://hercules.servers.lowrisc.org/nix-cache/ ${{ secrets.NIX_CACHE_TOKEN }} | |
| - name: Build | |
| run: nix build ".#{{ matrix.attr }}" | |
| - name: Upload Cache | |
| if: github.event_name != 'pull_request' | |
| run: | | |
| attic push public result/ |