build.yml

name: Build

on:
  workflow_dispatch:
  pull_request:
  push:
    tags:
      - "v*.*.*"

env:
  REGISTRY_IMAGE: stalwartlabs/smtp-server

jobs:
  build:
    name: Building for ${{ matrix.target }} on ${{ matrix.host_os }}
    runs-on: ${{ matrix.host_os }}
    if: '!cancelled()'
    strategy: 
      matrix:
        include:
          - target: x86_64-unknown-linux-gnu
            host_os: ubuntu-20.04
          - target: x86_64-apple-darwin
            host_os: macos-latest
          - target: x86_64-pc-windows-msvc
            host_os: windows-2022
          #- target: aarch64-unknown-linux-gnu
          #  host_os: ubuntu-20.04
          #- target: x86_64-unknown-linux-musl
          #  host_os: ubuntu-20.04
          #- target: aarch64-unknown-linux-musl
          #  host_os: ubuntu-20.04
          #- target: aarch64-apple-darwin
          #  host_os: macos-latest
          #- target: aarch64-pc-windows-msvc
          #  host_os: windows-2022
          #- target: aarch64-pc-windows-msvc
          #  host_os: windows-2022
          #- target: arm-unknown-linux-musleabihf
          #  host_os: ubuntu-20.04
          #- target: arm-unknown-linux-gnueabihf
          #  host_os: ubuntu-20.04
          #- target: armv7-unknown-linux-musleabihf
          #  host_os: ubuntu-20.04
          #- target: armv7-unknown-linux-gnueabihf
          #  host_os: ubuntu-20.04

    steps:
      - name: Checkout
        uses: actions/checkout@v2
        with:
          persist-credentials: false
          submodules: recursive

      - name: Install dependencies (Linux)
        if: ${{ contains(matrix.host_os, 'ubuntu') }}
        run: |
          sudo apt-get update -y
          sudo apt-get install -yq protobuf-compiler

      - name: Install dependencies (MacOs)
        if: ${{ contains(matrix.host_os, 'macos') }}
        run: |
          brew install protobuf

      - name: Install dependencies (Windows)
        if: ${{ contains(matrix.host_os, 'windows') }}
        uses: arduino/setup-protoc@v1

      - name: Install Rust
        uses: actions-rs/toolchain@v1
        with:
          override: true
          target: ${{ matrix.target }}
          toolchain: stable
          
      - name: Rust Cache
        uses: Swatinem/rust-cache@v2
        with:
          key: ${{ matrix.host_os }}-${{ matrix.target }}-smtp          

      - name: Building binary (Unix version)
        if: ${{ !contains(matrix.host_os, 'windows') }}
        run: |
          cargo build --target=${{ matrix.target }} --release
          cd target/${{ matrix.target }}/release && tar czvf ../../../stalwart-smtp-${{ matrix.target }}.tar.gz stalwart-smtp && cd -

      - name: Building binary (Windows version)
        if: ${{ contains(matrix.host_os, 'windows') }}
        run: |
          cargo build --target=${{ matrix.target }} --release
          cd target/${{ matrix.target }}/release
          7z a ../../../stalwart-smtp-${{ matrix.target }}.zip stalwart-smtp.exe
          cd -

      - name: Publish Release
        if: startsWith(github.ref, 'refs/tags/')
        uses: softprops/action-gh-release@v1
        with:
            files: 'stalwart-*'
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  cross_build:
    runs-on: ubuntu-latest
    name: Building for ${{ matrix.target }} on ${{ matrix.distro }}
    if: '!cancelled()'

    strategy:
      matrix:
        include:
          - arch: aarch64
            distro: ubuntu20.04
            target: aarch64-unknown-linux-gnu
    steps:
      - uses: actions/checkout@v3
        with:
          submodules: recursive
      - uses: uraimo/run-on-arch-action@v2
        name: Build artifact
        id: build
        with:
          arch: ${{ matrix.arch }}
          distro: ${{ matrix.distro }}

          # Not required, but speeds up builds
          githubToken: ${{ github.token }}

          # Create an artifacts directory
          setup: |
            mkdir -p "${PWD}/artifacts"

          # Mount the artifacts directory as /artifacts in the container
          dockerRunArgs: |
            --volume "${PWD}/artifacts:/artifacts"

          # Pass some environment variables to the container
          env: | 
            target: ${{ matrix.target }}

          # The shell to run commands with in the container
          shell: /bin/sh

          install: |
            apt-get update -yq
            apt-get install -yq build-essential cmake protobuf-compiler wget curl
            curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain stable --profile minimal

          run: |
            export PATH="$HOME/.cargo/bin:$PATH"
            cargo build --target=${target} --release
            cd target/${target}/release
            tar czvf /artifacts/stalwart-smtp-${target}.tar.gz stalwart-smtp
            cd -

      - name: Move packages
        run: |
          mv ${PWD}/artifacts/* .

      - name: Publish Release
        if: startsWith(github.ref, 'refs/tags/')
        uses: softprops/action-gh-release@v1
        with:
            files: 'stalwart-*'
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  build_docker:
    needs:
      - build
      - cross_build
    name: Build Docker image for ${{ matrix.platform }}
    runs-on: ubuntu-latest
    if: '!cancelled()'
    strategy:
      fail-fast: false
      matrix:
        platform:
          - linux/amd64
          - linux/arm64
    steps:
      -
        name: Prepare
        run: |
          platform=${{ matrix.platform }}
          echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV
      -
        name: Checkout
        uses: actions/checkout@v3
        with:
          submodules: recursive
      -
        name: Docker meta
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ${{ env.REGISTRY_IMAGE }}
          tags: |
            type=schedule
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}
            type=sha
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      -
        name: Login to Docker Hub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      -
        name: Build and push by digest
        id: build
        uses: docker/build-push-action@v4
        with:
          context: .
          platforms: ${{ matrix.platform }}
          labels: ${{ steps.meta.outputs.labels }}
          outputs: type=image,name=${{ env.REGISTRY_IMAGE }},push-by-digest=true,name-canonical=true,push=true
          #cache-from: type=registry,ref=${{ env.REGISTRY_IMAGE }}:buildcache-${{ env.PLATFORM_PAIR }}
          #cache-to: type=registry,ref=s${{ env.REGISTRY_IMAGE }}:buildcache-${{ env.PLATFORM_PAIR }},mode=max
          cache-from: type=gha,scope=build-${{ env.PLATFORM_PAIR }}
          cache-to: type=gha,scope=build-${{ env.PLATFORM_PAIR }}
      -
        name: Export digest
        run: |
          mkdir -p /tmp/digests
          digest="${{ steps.build.outputs.digest }}"
          touch "/tmp/digests/${digest#sha256:}"
      -
        name: Upload digest
        uses: actions/upload-artifact@v3
        with:
          name: digests
          path: /tmp/digests/*
          if-no-files-found: error
          retention-days: 1
  
  merge_docker:
    name: Merge and push Docker manifest
    runs-on: ubuntu-latest
    needs:
      - build_docker
    steps:
      -
        name: Download digests
        uses: actions/download-artifact@v3
        with:
          name: digests
          path: /tmp/digests
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      -
        name: Docker meta
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ${{ env.REGISTRY_IMAGE }}
      -
        name: Login to Docker Hub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      -
        name: Create manifest list and push
        working-directory: /tmp/digests
        run: |
          docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
            $(printf '${{ env.REGISTRY_IMAGE }}@sha256:%s ' *)
      -
        name: Inspect image
        run: |
          docker buildx imagetools inspect ${{ env.REGISTRY_IMAGE }}:${{ steps.meta.outputs.version }}