build.yml

name: Continuous Delivery

on:
  push:
    tags:
      - v*
  workflow_dispatch:

defaults:
  run:
    shell: 'bash -Eeuo pipefail -x {0}'

env:
  IMAGE_STAGING: ghcr.io/cloudnative-pg/pgbouncer-testing
  IMAGE_RELEASE: ghcr.io/cloudnative-pg/pgbouncer

jobs:
  build-and-publish:
    runs-on: ubuntu-20.04
    steps:
      -
        uses: actions/checkout@v2
        with:
          fetch-depth: 0
      -
        name: Detect platforms
        id: docker-platforms
        run: |
          # Now we only support linux/amd64
          platforms="linux/amd64"
          echo "::set-output name=platforms::${platforms}"
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v1
        with:
          platforms: ${{ steps.docker-platforms.outputs.platforms }}
      -
        name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v1
      -
        name: Log in to the GitHub Container registry
        uses: docker/login-action@v1.14.1
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      -
        name: Set image repository
        id: image-repo
        run: |
          if [[ "${GITHUB_REF}" =~ refs/tags/v(.*) ]]; then
            echo "::set-output name=images::${{ env.IMAGE_RELEASE }},${{ env.IMAGE_STAGING }}"
          else
            echo "::set-output name=images::${{ env.IMAGE_STAGING }}"
          fi
      -
        name: Gather image info
        id: gather-versions
        run: |
          pgbouncer_version=$(jq -r '.PGBOUNCER_VERSION' .versions.json)
          release_version=$(jq -r '.IMAGE_RELEASE_VERSION' .versions.json)
          debian_version=$(jq -r '.DEBIAN_VERSION' .versions.json)
          echo "::set-output name=pgbouncer_version::${pgbouncer_version}"
          echo "::set-output name=release_version::${release_version}"
          echo "::set-output name=debian_version::${debian_version}"
      -
        name: Docker meta
        id: docker-meta
        uses: docker/metadata-action@v3.5.0
        with:
          # list of Docker images to use as base name for tags
          images: "${{ steps.image-repo.outputs.images }}"
          # generate Docker tags based on the following events/attributes
          tags: |
            type=match,pattern=v(.*),group=1
            type=match,pattern=v(.*)-\d+,group=1
            type=ref,event=branch
          labels: |
            org.opencontainers.image.version=${{ steps.gather-versions.outputs.pgbouncer_version }}
            org.opencontainers.image.revision=${{ steps.gather-versions.outputs.release_version }}
            org.opencontainers.image.licenses=PostgreSQL
      -
        name: Build and push
        uses: docker/build-push-action@v2.10.0
        with:
          platforms: ${{ steps.docker-platforms.outputs.platforms }}
          context: .
          push: true
          tags: ${{ steps.docker-meta.outputs.tags }}
          labels: ${{ steps.docker-meta.outputs.labels }}