ci.yml

name: CI

on:
  schedule:
    - cron: "0 12 * * *"
  push:
    branches: ["main", "renovate/*"]
  workflow_dispatch:

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

permissions:
  contents: read
  packages: write
  id-token: write

env:
  REGISTRY: ghcr.io

jobs:
  build:
    runs-on: ubuntu-latest

    strategy:
      fail-fast: false
      matrix:
        include:
          - owner: DakaraProject
            repo: dakara-client-web
            branch: master
            plateforms: linux/amd64,linux/arm64
          - owner: DakaraProject
            repo: dakara-server
            branch: master
            plateforms: linux/amd64,linux/arm64
          - owner: odrling
            repo: filestash
            branch: subs
            plateforms: linux/amd64
            dockerfile: docker/Dockerfile
          - owner: odrling
            repo: syncplay
            branch: master
            plateforms: linux/amd64,linux/arm64
          - owner: mesosphere
            repo: traefik-forward-auth
            branch: master
            plateforms: linux/amd64,linux/arm64

    env:
      REPOSITORY: ${{ matrix.owner }}/${{ matrix.repo }}
      IMAGE_NAME: ${{ github.repository_owner }}/${{ matrix.repo }}

    steps:
      - name: Checkout project repository
        uses: actions/checkout@v4
        with:
          repository: ${{ env.REPOSITORY }}
          ref: ${{ matrix.branch }}

      - name: Check if image already exists
        id: check
        if: (github.event_name == 'schedule') && (env.REGISTRY == 'ghcr.io')
        continue-on-error: true
        run: |
          GHCR_TOKEN=$(echo ${{ secrets.GITHUB_TOKEN }} | base64)
          RESP=$(curl -H "Authorization: Bearer $GHCR_TOKEN" https://ghcr.io/v2/${{ env.IMAGE_NAME }}/tags/list)
          echo $RESP | jq .tags | grep sha-$(git rev-parse --short HEAD)

      - name: Checkout containers repository
        if: steps.check.outcome != 'success'
        uses: actions/checkout@v4
        with:
          path: containers

      - name: Apply .diff and set Dockerfile
        if: steps.check.outcome != 'success'
        id: prepare
        run: |
          DIFF="containers/${{ matrix.repo }}.diff"
          if [ -f $DIFF ]; then
            echo Applying $DIFF
            git apply $DIFF
          fi
          CUSTOM_DOCKERFILE="containers/${{ matrix.repo }}.Dockerfile"
          if [ -f "$CUSTOM_DOCKERFILE" ]; then
            DOCKERFILE=$CUSTOM_DOCKERFILE
          elif [ -n "${{ matrix.dockerfile }}" ]; then
            DOCKERFILE=${{ matrix.dockerfile }}
          else
            DOCKERFILE=Dockerfile
          fi
          echo Will use $DOCKERFILE
          echo DOCKERFILE=$DOCKERFILE >> $GITHUB_OUTPUT

      - name: Install cosign
        if: (steps.check.outcome != 'success') && (github.ref == 'refs/heads/main')
        uses: sigstore/cosign-installer@v3

      - name: Set up QEMU
        if: steps.check.outcome != 'success'
        uses: docker/setup-qemu-action@v3

      - name: Setup Docker buildx
        if: steps.check.outcome != 'success'
        uses: docker/setup-buildx-action@v3

      - name: Log into registry ${{ env.REGISTRY }}
        if: (steps.check.outcome != 'success') && (github.ref == 'refs/heads/main')
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract Docker metadata
        if: steps.check.outcome != 'success'
        id: meta
        uses: docker/metadata-action@v5
        with:
          context: git
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=raw,value=${{ matrix.branch }}
            type=sha

      - name: Build and push Docker image
        if: steps.check.outcome != 'success'
        id: build-and-push
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ${{ steps.prepare.outputs.DOCKERFILE }}
          platforms: ${{ matrix.plateforms }}
          push: ${{ github.ref == 'refs/heads/main' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

      - name: Sign the published Docker image
        if: (steps.check.outcome != 'success') && (github.ref == 'refs/heads/main')
        env:
          TAGS: ${{ steps.meta.outputs.tags }}
          DIGEST: ${{ steps.build-and-push.outputs.digest }}
        run: echo "${TAGS}" | xargs -I {} cosign sign --yes {}@${DIGEST}