name: Publish Milvus Base Image
# TODO: do not trigger action for some document file update

# This workflow is triggered on pushes or pull request to the repository.
on:
  push:
    # file paths to consider in the event. Optional; defaults to all.
    paths:
      - 'build/docker/milvus/ubuntu20.04/Dockerfile.base'
      - '.github/workflows/publish-milvus-base.yaml'
  pull_request:
    # file paths to consider in the event. Optional; defaults to all.
    paths:
      - 'build/docker/milvus/ubuntu20.04/Dockerfile.base'
      - '.github/workflows/publish-milvus-base.yaml'

jobs:
  publish-milvus-base:
    name: milvus-base-ubuntu20.04
    runs-on: ubuntu-latest
    env:
      OS_NAME: ubuntu20.04
    timeout-minutes: 60
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Generate docker image tag name
        id: generate-tag-name
        run: | 
          export tag=$(date +%Y%m%d)-$(git rev-parse --short HEAD)
          echo $tag
          echo "::set-output name=docker_tag::$tag"
      - name: Docker Build
        shell: bash
        run: |
          docker build -f "./build/docker/milvus/${OS_NAME}/Dockerfile.base" -t "milvusdb/milvus-base:${{ steps.generate-tag-name.outputs.docker_tag }}" .
      
      - name: Docker login 
        if: success() && github.event_name == 'push' && github.repository == 'milvus-io/milvus'
        uses: azure/docker-login@v1
        with:
          username: ${{ secrets.DOCKERHUB_USER }} 
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Docker Push
        if: success() && github.event_name == 'push' && github.repository == 'milvus-io/milvus'
        continue-on-error: false
        shell: bash
        run: |
          docker push milvusdb/milvus-base:${{ steps.generate-tag-name.outputs.docker_tag }}
      - name: Update Milvus Base Image Changes
        if: success() && github.event_name == 'push' && github.repository == 'milvus-io/milvus'
        continue-on-error: true
        shell: bash
        run: |
          sed -i "s#MILVUS_BASE_IMAGE_TAG=.*#MILVUS_BASE_IMAGE_TAG=\"${{ steps.generate-tag-name.outputs.docker_tag }}\"#g" build/docker/milvus/ubuntu20.04/Dockerfile
          git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git config --local user.name "github-actions[bot]"
          git add build/docker/milvus/ubuntu20.04/Dockerfile
          git commit -m "Update Milvus base image tag"
      - name: Create Pull Request
        id: cpr
        if: success() && github.event_name == 'push' && github.repository == 'milvus-io/milvus' 
        continue-on-error: true
        uses: peter-evans/create-pull-request@v3
        with:
          token: ${{ secrets.ALL_CONTRIBUTORS_TOKEN }}
          author: ${{ github.actor }} <${{ github.actor }}@users.noreply.github.com>
          signoff: true
          branch: update_base_${{ github.sha }}
          delete-branch: true
          title: '[automated] Update Milvus Base image Tag'
          body: |
            Update Update Milvus Base image Tag
            See changes: https://github.com/milvus-io/milvus/commit/${{ github.sha }}
            Signed-off-by: ${{ github.actor }} ${{ github.actor }}@users.noreply.github.com
      - name: Check outputs
        if: success() && github.event_name == 'push' && github.repository == 'milvus-io/milvus'
        run: |
          echo "Pull Request Number - ${{ steps.cpr.outputs.pull-request-number }}"
          echo "Pull Request URL - ${{ steps.cpr.outputs.pull-request-url }}"