build #922
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| name: build | |
| on: | |
| push: | |
| branches: [ "main" ] | |
| pull_request: | |
| branches: [ "main" ] | |
| schedule: | |
| # Run daily at midnight to ensure we catch regressions. | |
| - cron: "0 0 * * *" | |
| # Allow manual triggering of the workflow. | |
| # https://docs.github.com/en/actions/managing-workflow-runs-and-deployments/managing-workflow-runs/manually-running-a-workflow | |
| workflow_dispatch: | |
| # Cancel any preceding run on the pull request. | |
| concurrency: | |
| group: build-${{ github.event.pull_request.number || github.ref }} | |
| cancel-in-progress: ${{ github.ref != 'refs/heads/main' }} | |
| jobs: | |
| build: | |
| runs-on: ubuntu-latest | |
| env: | |
| CACHE_KEY: bazel | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Mount bazel cache | |
| uses: actions/cache/restore@v4 | |
| with: | |
| # See https://docs.bazel.build/versions/master/output_directories.html | |
| path: "~/.cache/bazel" | |
| # Create a new cache entry whenever Bazel files change. | |
| # See https://docs.github.com/en/actions/guides/caching-dependencies-to-speed-up-workflows | |
| key: ${{ env.CACHE_KEY }}-${{ hashFiles('**/*.bazel*', '**/*.bzl') }} | |
| restore-keys: | | |
| ${{ env.CACHE_KEY }} | |
| - name: Save start time | |
| run: echo "start_time=$(date +%s)" >> "$GITHUB_ENV" | |
| - name: Build | |
| run: bazel build --verbose_failures --test_output=errors //... | |
| - name: Test | |
| run: bazel test --verbose_failures --test_output=errors //... | |
| - name: Calculate build duration | |
| # Always calculate the build duration so we can update the cache if needed. | |
| if: always() | |
| run: | | |
| end_time=$(date +%s) | |
| echo "duration=$(( end_time - start_time ))" >> "$GITHUB_ENV" | |
| - name: Compress cache | |
| # Always compress the cache so we can update the cache if needed. | |
| if: always() | |
| run: rm -rf $(bazel info repository_cache) | |
| - name: Save bazel cache | |
| uses: actions/cache/save@v4 | |
| # Only create a new cache entry if we're on the main branch or the build takes >3mins. | |
| # | |
| # NOTE: Even though `always()` evaluates to true, and `true && x == x`, | |
| # the `always() &&` prefix is not redundant! The call to `always()` has a | |
| # side effect, which is to override the default behavior of automagically | |
| # canceling this step if a previous step failed. | |
| # (Don't blame me, blame GitHub Actions!) | |
| if: always() && (github.ref_name == 'main' || env.duration > 180) | |
| with: | |
| path: "~/.cache/bazel" | |
| key: ${{ env.CACHE_KEY }}-${{ hashFiles('**/*.bazel*', '**/*.bzl') }}-${{ github.run_id }} |