name: Docker master build

on:
  push:
    # If pushed to master branch.
    branches: [ master ]

env:
  REPO: kerberos/agent
  
jobs:
  build-amd64:
    # If contains the keyword "[release]" in the commit message.
    if: "contains(github.event.head_commit.message, '[release]')"
    runs-on: ubuntu-latest
    permissions:
      contents: write
    strategy:
      matrix:
        architecture: [amd64]
    steps:
      - name: Login to DockerHub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - name: Checkout
        uses: actions/checkout@v3
      - uses: benjlevesque/short-sha@v2.1
        id: short-sha
        with:
          length: 7
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      - name: Available platforms
        run: echo ${{ steps.buildx.outputs.platforms }}
      - name: Run Buildx
        run: docker buildx build --platform linux/$(echo ${{matrix.architecture}} | tr - /) -t $REPO-arch:arch-${{matrix.architecture}}-${{steps.short-sha.outputs.sha}} --push . 
      - name: Create new and append to manifest
        run: docker buildx imagetools create -t $REPO:${{ steps.short-sha.outputs.sha }} $REPO-arch:arch-${{matrix.architecture}}-${{steps.short-sha.outputs.sha}}
      - name: Create new and append to manifest latest
        run: docker buildx imagetools create -t $REPO:latest $REPO-arch:arch-${{matrix.architecture}}-${{steps.short-sha.outputs.sha}}
      - name: Run Buildx with output
        run: docker buildx build --platform linux/$(echo ${{matrix.architecture}} | tr - /) -t $REPO-arch:arch-$(echo ${{matrix.architecture}} | tr / -)-${{steps.short-sha.outputs.sha}} --output type=tar,dest=output-${{matrix.architecture}}.tar . 
      - name: Strip binary
        run: mkdir -p output/ && tar -xf output-${{matrix.architecture}}.tar -C output && rm output-${{matrix.architecture}}.tar && cd output/ && tar -cf ../agent-${{matrix.architecture}}.tar -C home/agent . && rm -rf output
      # We'll make a GitHub release and push the build (tar) as an artifact
      - uses: rickstaa/action-create-tag@v1
        with:
          tag: ${{ steps.short-sha.outputs.sha }}
          message: "Release ${{ steps.short-sha.outputs.sha }}"
      - name: Create a release  
        uses: ncipollo/release-action@v1
        with:
          latest: true
          name: ${{ steps.short-sha.outputs.sha }}
          tag: ${{ steps.short-sha.outputs.sha }}
          artifacts: "agent-${{matrix.architecture}}.tar"
      # Taken from GoReleaser's own release workflow.
      # The available Snapcraft Action has some bugs described in the issue below.
      # The mkdirs are a hack for https://github.com/goreleaser/goreleaser/issues/1715.
      #- name: Setup Snapcraft
      #  run: |
      #    sudo apt-get update
      #    sudo apt-get -yq --no-install-suggests --no-install-recommends install snapcraft
      #    mkdir -p $HOME/.cache/snapcraft/download
      #    mkdir -p $HOME/.cache/snapcraft/stage-packages
      #- name: Use Snapcraft
      #  run: tar -xf agent-${{matrix.architecture}}.tar && snapcraft 
  build-other:
    # If contains the keyword "[release]" in the commit message.
    if: "contains(github.event.head_commit.message, '[release]')"
    runs-on: ubuntu-latest
    permissions:
      contents: write
    needs: build-amd64
    strategy:
      matrix:
        architecture: [arm64, arm-v7, arm-v6]
        #architecture: [arm64, arm-v7]
    steps:
    - name: Login to DockerHub
      uses: docker/login-action@v2
      with:
        username: ${{ secrets.DOCKERHUB_USERNAME }}
        password: ${{ secrets.DOCKERHUB_TOKEN }}
    - name: Checkout
      uses: actions/checkout@v3
    - uses: benjlevesque/short-sha@v2.1
      id: short-sha
      with:
        length: 7
    - name: Set up QEMU
      uses: docker/setup-qemu-action@v2
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v2
    - name: Available platforms
      run: echo ${{ steps.buildx.outputs.platforms }}
    - name: Run Buildx
      run: docker buildx build --platform linux/$(echo ${{matrix.architecture}} | tr - /) -t $REPO-arch:arch-${{matrix.architecture}}-${{steps.short-sha.outputs.sha}} --push . 
    - name: Create new and append to manifest
      run: docker buildx imagetools create --append -t $REPO:${{ steps.short-sha.outputs.sha }} $REPO-arch:arch-${{matrix.architecture}}-${{steps.short-sha.outputs.sha}}
    - name: Create new and append to manifest latest
      run: docker buildx imagetools create --append -t $REPO:latest $REPO-arch:arch-${{matrix.architecture}}-${{steps.short-sha.outputs.sha}}
    - name: Run Buildx with output
      run: docker buildx build --platform linux/$(echo ${{matrix.architecture}} | tr - /) -t $REPO-arch:arch-$(echo ${{matrix.architecture}} | tr / -)-${{steps.short-sha.outputs.sha}} --output type=tar,dest=output-${{matrix.architecture}}.tar . 
    - name: Strip binary
      run: mkdir -p output/ && tar -xf output-${{matrix.architecture}}.tar -C output && rm output-${{matrix.architecture}}.tar && cd output/ && tar -cf ../agent-${{matrix.architecture}}.tar -C home/agent . && rm -rf output
    - name: Create a release  
      uses: ncipollo/release-action@v1
      with:
        latest: true
        allowUpdates: true
        name: ${{ steps.short-sha.outputs.sha }}
        tag: ${{ steps.short-sha.outputs.sha }}
        artifacts: "agent-${{matrix.architecture}}.tar"