docker-build.yaml

name: Docker Build, Push

on:
  push:
    branches:
      - '*'
    tags-ignore:
      - 'release/*'

jobs:
  docker:
    env:
      IMAGE: img.hephy.pro/fluxcd/flux-pr-review
    runs-on: self-hosted
    steps:
      - name: Prepare
        id: prep
        run: |
          BRANCH=${GITHUB_REF##*/}
          TS=$(date +%s)
          REVISION=${GITHUB_SHA::8}
          BUILD_ID="${BRANCH}-${REVISION}-${TS}"
          LATEST_ID=canary
          if [[ $GITHUB_REF == refs/tags/* ]]; then
            BUILD_ID=${GITHUB_REF/refs\/tags\//}
            LATEST_ID=latest
          fi
          echo BUILD_DATE=$(date -u +'%Y-%m-%dT%H:%M:%SZ') >> $GITHUB_OUTPUT
          echo BUILD_ID=${BUILD_ID} >> $GITHUB_OUTPUT
          echo LATEST_ID=${LATEST_ID} >> $GITHUB_OUTPUT

      #- name: Set up QEMU
      #  uses: docker/setup-qemu-action@v1

      #- name: Set up Docker Buildx
      #  uses: docker/setup-buildx-action@v1

      - name: Login to DockerHub
        uses: docker/login-action@v2
        with:
          registry: img.hephy.pro
          username: ${{ secrets.REGISTRY_USERNAME }}
          password: ${{ secrets.REGISTRY_PASSWORD }}

      - uses: actions/checkout@v3

      - name: Build and push
        id: docker_build
        uses: docker/build-push-action@v4
        with:
          context: .
          push: true
          tags: |
            ${{ env.IMAGE }}:${{ steps.prep.outputs.BUILD_ID }}
            ${{ env.IMAGE }}:${{ steps.prep.outputs.LATEST_ID }}
          #cache-from: type=registry,ref=${{ env.IMAGE }}:buildcache
          #cache-to: type=registry,ref=${{ env.IMAGE}}:buildcache,mode=max

      - name: Image digest
        run: echo ${{ steps.docker_build.outputs.digest }}