images.yml

name: Images

on:
  pull_request:
  push:
  workflow_dispatch:
  schedule:
    - cron: '0 5 * * 1,4'

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

jobs:
  init:
    name: Generate Matrix
    runs-on: ubuntu-latest
    outputs:
      matrix: ${{ steps.generate-matrix.outputs.matrix }}
      version: ${{ steps.generate-matrix.outputs.version }}
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: Generate job matrix from upstream versions.json
        run: |
          version=$(curl https://api.github.com/repos/nextcloud/docker/releases/latest | jq -r '.tag_name')
          echo "version=$version" >> "$GITHUB_OUTPUT"
          wget https://raw.githubusercontent.com/nextcloud/docker/$version/versions.json
          echo "matrix=$(jq '{"base": (.[].variants | keys_unsorted | unique), "version": (map(.version) | unique | sort)}' versions.json | jq -cs '.[0]')" >> "$GITHUB_OUTPUT"
        id: generate-matrix

  build:
    needs: init
    strategy:
      matrix: ${{ fromJson(needs.init.outputs.matrix) }}
    name: "${{ matrix.base }}-${{ matrix.version }}"
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

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

      - name: Login to GHCR
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Login to quay.io
        uses: docker/login-action@v3
        with:
          registry: quay.io
          username: ${{ secrets.QUAY_USERNAME }}
          password: ${{ secrets.QUAY_TOKEN}}

      - name: Generate docker tags
        id: tags
        uses: docker/metadata-action@v5
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          images: |
            ghcr.io/${{ github.repository }}
            quay.io/${{ github.repository }}
          tags: |
            type=semver,pattern={{version}},value=${{ matrix.version }},enable=${{ matrix.base == 'apache' }}
            type=semver,pattern={{major}}.{{minor}},value=${{ matrix.version }},enable=${{ matrix.base == 'apache' }}
            type=semver,pattern={{major}},value=${{ matrix.version }},enable=${{ matrix.base == 'apache' }}
            type=semver,pattern={{version}}-${{ matrix.base }},value=${{ matrix.version }}
            type=semver,pattern={{major}}.{{minor}}-${{ matrix.base }},value=${{ matrix.version }}
            type=semver,pattern={{major}}-${{ matrix.base }},value=${{ matrix.version }}

      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          tags: ${{ steps.tags.outputs.tags }}
          push: true
          file: Dockerfile.${{ matrix.base }}
          build-args: |
            VERSION=${{ matrix.version }}