main.yaml

name: Unit Tests & Tagged Deploy

# based on: https://docs.docker.com/build/ci/github-actions/multi-platform/#distribute-build-across-multiple-runners

on:
  push:
    branches:
    - '*'
    tags:
    - 'v*'

env:
  REGISTRY_IMAGE: dhilsfu/bep
  DB_NAME: pipeline_db
  DB_USER: pipeline_user
  DB_PASSWORD: pipeline_password


jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        platform:
          # - linux/386
          - linux/amd64
          # - linux/arm/v5
          - linux/arm/v7
          - linux/arm64
          # - linux/mips64le
          # - linux/ppc64le
          # - linux/s390x
    steps:
    - name: Prepare
      run: |
        platform=${{ matrix.platform }}
        echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV

    - name: Checkout source code
      uses: actions/checkout@v4

    - name: Docker meta
      id: meta
      uses: docker/metadata-action@v5
      with:
        images: ${{ env.REGISTRY_IMAGE }}

    - name: Set up QEMU
      uses: docker/setup-qemu-action@v3

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    - name: Login to Docker Hub
      uses: docker/login-action@v3
      with:
        username: ${{ secrets.DOCKER_HUB_USERNAME }}
        password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

    - name: Build and push by digest
      id: build
      uses: docker/build-push-action@v5
      with:
        context: .
        platforms: ${{ matrix.platform }}
        labels: ${{ steps.meta.outputs.labels }}
        outputs: type=image,name=${{ env.REGISTRY_IMAGE }},push-by-digest=true,name-canonical=true,push=true
        cache-from: type=registry,ref=${{ env.REGISTRY_IMAGE }}:buildcache-${{ env.PLATFORM_PAIR }}
        cache-to: type=registry,ref=${{ env.REGISTRY_IMAGE }}:buildcache-${{ env.PLATFORM_PAIR }},mode=max

    - name: Shutdown Ubuntu MySQL (SUDO)
      run: sudo service mysql stop

    - name: Set up MariaDB
      uses: getong/mariadb-action@v1.1
      with:
        mysql database: ${{ env.DB_NAME }}_test
        mysql user: ${{ env.DB_USER }}
        mysql password: ${{ env.DB_PASSWORD }}

    - name: Run Unit Tests
      run: |
        touch .env.test.local
        echo DATABASE_URL="mysql://${{ env.DB_USER }}:${{ env.DB_PASSWORD }}@127.0.0.1:3306/${{ env.DB_NAME }}?serverVersion=mariadb-10.11.0" >> .env.test.local
        docker run --rm \
          -v "${GITHUB_WORKSPACE}/.env.test.local":/var/www/html/.env.test.local \
          --network host \
          --platform=${{ matrix.platform }} \
          ${{ env.REGISTRY_IMAGE }}@${{ steps.build.outputs.digest }} make test

    - name: Export digest
      run: |
        mkdir -p /tmp/digests
        digest="${{ steps.build.outputs.digest }}"
        touch "/tmp/digests/${digest#sha256:}"

    - name: Upload digest
      uses: actions/upload-artifact@v4
      with:
        name: digests-${{ env.PLATFORM_PAIR }}
        path: /tmp/digests/*
        if-no-files-found: error
        retention-days: 1

  push:
    runs-on: ubuntu-latest
    if: startsWith(github.ref, 'refs/tags/')
    needs:
    - build
    steps:
    - name: Download digests
      uses: actions/download-artifact@v4
      with:
        path: /tmp/digests
        pattern: digests-*
        merge-multiple: true

    - name: Docker meta
      id: meta
      uses: docker/metadata-action@v5
      with:
        images: ${{ env.REGISTRY_IMAGE }}

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    - name: Login to Docker Hub
      uses: docker/login-action@v3
      with:
        username: ${{ secrets.DOCKER_HUB_USERNAME }}
        password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

    - name: Create manifest list and push
      working-directory: /tmp/digests
      run: |
        docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
          $(printf '${{ env.REGISTRY_IMAGE }}@sha256:%s ' *)

    - name: Inspect image
      run: |
        docker buildx imagetools inspect ${{ env.REGISTRY_IMAGE }}:${{ steps.meta.outputs.version }}

    - name: Trigger Gitlab Deploy Job
      run: |
        curl -X POST \
          --fail \
          -F token=${{ secrets.GITLAB_CI_TOKEN }} \
          -F "ref=main" \
          -F "variables[APP_RELEASE_TAG]=${{github.ref_name}}" \
          https://git.lib.sfu.ca/api/v4/projects/569/trigger/pipeline