git-artifact/.github/workflows/test-docker.yml at main · drevops/git-artifact · GitHub

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name: Test Docker

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main
      - 'feature/**'

permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
  cancel-in-progress: true

jobs:
  test-docker:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
        with:
          persist-credentials: false

      - name: Lint Dockerfile
        uses: hadolint/hadolint-action@06be81baf89a55ffd0e24b8f04a4185738dd3387 # v3.5.0

      - name: Build Docker image
        run: docker build -t "drevops/git-artifact:test" .

      - name: Test that the image packages and pushes an artifact
        run: |
          set -ex

          src="${RUNNER_TEMP}/src"
          dst="${RUNNER_TEMP}/dst.git"

          # Prepare a source repository with a tracked file.
          mkdir -p "${src}"
          git -C "${src}" init -b main
          git -C "${src}" config user.name "Test"
          git -C "${src}" config user.email "test@example.com"
          echo "artifact content" > "${src}/file.txt"
          git -C "${src}" add -A
          git -C "${src}" commit -m "Initial commit"

          # Prepare a bare destination repository to receive the artifact.
          git init --bare -b main "${dst}"

          # Package and push the artifact from inside the container. The source
          # is mounted at the WORKDIR and the destination is mounted as a local
          # remote. The commit identity is supplied via the environment (the
          # image trusts mounted repositories via a baked-in safe.directory).
          docker run --rm \
            -e GIT_AUTHOR_NAME="Test" \
            -e GIT_AUTHOR_EMAIL="test@example.com" \
            -e GIT_COMMITTER_NAME="Test" \
            -e GIT_COMMITTER_EMAIL="test@example.com" \
            -v "${src}":/app \
            -v "${dst}":/dst.git \
            drevops/git-artifact:test \
            /dst.git --branch=artifact --mode=force-push -vvv

          # Assert the file landed on the destination branch.
          git -C "${dst}" show artifact:file.txt | grep -q "artifact content"

  push-canary-to-registry:
    if: github.event_name == 'push'
    runs-on: ubuntu-latest

    needs:
      - test-docker

    steps:
      - name: Checkout code
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
        with:
          persist-credentials: false

      - name: Set up QEMU
        uses: docker/setup-qemu-action@99012661954931238ded8c8b007157a8430204e1 # v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@594f3bf4285d9ea8dc53c9a0c9c4092420091003 # v4

      - name: Log in to Docker Hub
        uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4
        with:
          username: ${{ secrets.DOCKER_USER }}
          password: ${{ secrets.DOCKER_PASS }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@dc802804100637a589fabce1cb79ff13a1411302 # v6
        with:
          images: drevops/git-artifact

      - name: Build and push Docker image
        uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc # v7
        with:
          context: .
          push: true
          tags: drevops/git-artifact:canary
          labels: ${{ steps.meta.outputs.labels }}
          platforms: linux/amd64,linux/arm64