name: Build and Upload the Coordinator

on:
  workflow_dispatch:
  push:
    branches:
      - main
jobs:
  build-coordinator:
    name: "Build the Coordinator"
    runs-on: ubuntu-latest
    env:
      AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
      AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
      AWS_DEFAULT_REGION: ${{ secrets.AWS_DEFAULT_REGION }}
    outputs:
      coordinator-name: ${{ steps.copy.outputs.coordinator-name }}
    steps:
      - name: Checkout
        id: checkout
        uses: actions/checkout@v2

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1

      - name: Cache Docker layers
        uses: actions/cache@v2
        with:
          path: /tmp/.buildx-cache
          key: ${{ runner.os }}-buildx-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-buildx-

      - name: Install Dependencies
        id: prepare
        run: sudo apt-get update && sudo apt-get -y install awscli

      - name: Build the Coordinator
        uses: docker/build-push-action@v2
        with:
          context: .
          file: Dockerfile.build
          outputs: .
          push: false
          cache-from: type=local,src=/tmp/.buildx-cache
          cache-to: type=local,dest=/tmp/.buildx-cache-new,mode=max
          target: coordinator-hashed

      # This ugly bit is necessary if you don't want your cache to grow forever
      # till it hits GitHub's limit of 5GB.
      # Temp fix
      # https://github.com/docker/build-push-action/issues/252
      # https://github.com/moby/buildkit/issues/1896
      - name: Move cache
        run: |
          rm -rf /tmp/.buildx-cache
          mv /tmp/.buildx-cache-new /tmp/.buildx-cache

      - name: Copy Coordinator to S3 if not exists
        id: copy
        run: >
          aws s3api head-object --bucket ${{ secrets.PUBLIC_BUCKET_NAME }} --key coordinator/$(ls | grep "coordinator-")
          || (
          echo "::set-output name=coordinator-name::$(ls | grep "coordinator-")"
          && aws s3 cp ${{ github.workspace }}/  s3://${{ secrets.PUBLIC_BUCKET_NAME }}/coordinator/ --exclude "*" --include "coordinator-*" --include "constellation" --recursive --quiet)
        shell: bash {0}

  call-coreos:
    needs: build-coordinator
    if: startsWith(needs.build-coordinator.outputs.coordinator-name, 'coordinator-')
    uses: ./.github/workflows/build-coreos.yml
    with:
      coordinator-name: ${{ needs.build-coordinator.outputs.coordinator-name }}
    secrets:
      CI_GITHUB_REPOSITORY: ${{ secrets.CI_GITHUB_REPOSITORY }}
      AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
      AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
      AWS_DEFAULT_REGION: ${{ secrets.AWS_DEFAULT_REGION }}
      BUCKET_NAME: ${{ secrets.BUCKET_NAME }}
      PUBLIC_BUCKET_NAME: ${{ secrets.PUBLIC_BUCKET_NAME }}
      AZURE_CREDENTIALS: ${{ secrets.AZURE_CREDENTIALS }}