name: Build and Publish Docker
on:
  push:
    branches:
      - "develop"
      - "main"
  pull_request:
    types: [synchronize, opened]

env:
  GHCR: ghcr.io
  GHCR_IMAGE_NAME: ${{ github.repository }}
  DH_REGISTRY_NAME: jqtype/rpxy

jobs:
  build_and_push:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        include:
          - target: "default"
            dockerfile: ./docker/Dockerfile
            platforms: linux/amd64,linux/arm64
            # Aliases must be used only for release builds
            aliases: |
              jqtype/rpxy:latest
              ghcr.io/junkurihara/rust-rpxy:latest

          - target: "default-slim"
            dockerfile: ./docker/Dockerfile-slim
            build-contexts: |
              messense/rust-musl-cross:amd64-musl=docker-image://messense/rust-musl-cross:x86_64-musl
              messense/rust-musl-cross:arm64-musl=docker-image://messense/rust-musl-cross:aarch64-musl
            platforms: linux/amd64,linux/arm64
            tags-suffix: "-slim"
            # Aliases must be used only for release builds
            aliases: |
              jqtype/rpxy:slim
              ghcr.io/junkurihara/rust-rpxy:slim

          - target: "s2n"
            dockerfile: ./docker/Dockerfile
            build-args: |
              "CARGO_FEATURES=--no-default-features --features http3-s2n"
              "ADDITIONAL_DEPS=pkg-config libssl-dev cmake libclang1 gcc g++"
            platforms: linux/amd64,linux/arm64
            tags-suffix: "-s2n"
            # Aliases must be used only for release builds
            aliases: |
              jqtype/rpxy:s2n
              ghcr.io/junkurihara/rust-rpxy:s2n

    steps:
      - name: Checkout
        uses: actions/checkout@v3
        with:
          submodules: recursive

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ${{ env.GHCR }}/${{ env.GHCR_IMAGE_NAME }}

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.GHCR }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Login to Docker Hub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Nightly build test on amd64 for pull requests
        if: ${{ github.event_name == 'pull_request' }}
        uses: docker/build-push-action@v4
        with:
          context: .
          build-args: ${{ matrix.build-args }}
          push: false
          build-contexts: ${{ matrix.build-contexts }}
          file: ${{ matrix.dockerfile }}
          cache-from: type=gha,scope=rpxy-nightly-${{ matrix.target }}
          cache-to: type=gha,mode=max,scope=rpxy-nightly-${{ matrix.target }}
          platforms: linux/amd64
          labels: ${{ steps.meta.outputs.labels }}

      - name: Nightly build and push from develop branch
        if: ${{ (github.ref_name == 'develop') && (github.event_name == 'push') }}
        uses: docker/build-push-action@v4
        with:
          context: .
          build-args: ${{ matrix.build-args }}
          push: true
          tags: |
            ${{ env.GHCR }}/${{ env.GHCR_IMAGE_NAME }}:nightly${{ matrix.tags-suffix }}
            ${{ env.DH_REGISTRY_NAME }}:nightly${{ matrix.tags-suffix }}
          build-contexts: ${{ matrix.build-contexts }}
          file: ${{ matrix.dockerfile }}
          cache-from: type=gha,scope=rpxy-nightly-${{ matrix.target }}
          cache-to: type=gha,mode=max,scope=rpxy-nightly-${{ matrix.target }}
          platforms: ${{ matrix.platforms }}
          labels: ${{ steps.meta.outputs.labels }}

      - name: Release build and push from main branch
        if: ${{ (github.ref_name == 'main') && (github.event_name == 'push') }}
        uses: docker/build-push-action@v4
        with:
          context: .
          build-args: ${{ matrix.build-args }}
          push: true
          tags: |
            ${{ env.GHCR }}/${{ env.GHCR_IMAGE_NAME }}:latest${{ matrix.tags-suffix }}
            ${{ env.DH_REGISTRY_NAME }}:latest${{ matrix.tags-suffix }}
            ${{ matrix.aliases }}
          build-contexts: ${{ matrix.build-contexts }}
          file: ${{ matrix.dockerfile }}
          cache-from: type=gha,scope=rpxy-latest-${{ matrix.target }}
          cache-to: type=gha,mode=max,scope=rpxy-latest-${{ matrix.target }}
          platforms: ${{ matrix.platforms }}
          labels: ${{ steps.meta.outputs.labels }}