pants.yml

# Copyright 2020 Pants project contributors.
# Licensed under the Apache License, Version 2.0 (see LICENSE).

# See https://pants.readme.io/docs/using-pants-in-ci for tips on how to set up your CI with Pants.

name: CI

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest
    # permissions:
    #   contents: write
    #   packages: write
    env:
      PANTS_CONFIG_FILES: pants.ci.toml
    strategy:
      matrix:
        python-version: [3.9]

    steps:
      - uses: actions/checkout@v4

      # Need to use this action to specify containerd, otherwise it won't cache
      - uses: crazy-max/ghaction-setup-docker@v3
        with:
          daemon-config: |
              {
                "features": {
                  "containerd-snapshotter": true
                }
              }

      # This seems to be optional - if you're not doing cross-arch compilation of the container content
      # - uses: docker/setup-buildx-action@v3
      #   with:
      #     install: true
      #     driver: docker  

      - name: Set up environment variables for Pants (Docker) to use GHA Cache 
        uses: actions/github-script@v7
        with:
          script: |
            core.exportVariable("ACTIONS_CACHE_URL", process.env.ACTIONS_CACHE_URL || "");
            core.exportVariable("ACTIONS_RUNTIME_TOKEN", process.env.ACTIONS_RUNTIME_TOKEN || "");

      - name: Log in to the Github Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - uses: pantsbuild/actions/init-pants@v9
        with:
          # cache0 makes it easy to bust the cache if needed
          gha-cache-key: cache0-py${{ matrix.python_version }}
          named-caches-hash: ${{ hashFiles('build-support/lockfiles/*.lock') }}

      - name: Emit GH env vars
        run: |
          echo "Event name: ${{ github.event_name }}"
          echo "Base ref: ${{ github.base_ref }}"
          echo "Head ref: ${{ github.head_ref }}"
          echo "Ref: ${{ github.ref }}"
          echo "Ref name: ${{ github.ref_name }}"
          echo "Repo: ${{ github.repository }}"
          echo "Owner: ${{ github.repository_owner }}"
          echo "Actor: ${{ github.actor }}"
          echo "Triggering Actor: ${{ github.triggering_actor }}"

      - name: Bootstrap Pants
        run: |
          pants --version

      - name: Lint
        run: |
          pants update-build-files --check lint ::

      - name: Package
        run: |
          pants --docker-build-verbose package ::

      # - name: Upload pants log
      #   uses: actions/upload-artifact@v2
      #   with:
      #     name: pants-log
      #     path: .pants.d/pants.log
      #   if: always() # We want the log even on failures.