docker.yml

name: Docker

on:
  push:
    branches:
      - master
    paths-ignore:
      - '**/*.md'
      - '**/*.ipynb'
      - '.gitignore'
  pull_request:
    branches:
      - master
    paths-ignore:
      - '**/*.md'
      - '**/*.ipynb'
      - '.gitignore'

jobs:
  build:
    name: Build Docker Image
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v2

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

      - name: Load cached Docker layers
        run: |
          if [ -d "/tmp/docker-layers" ]; then
            docker load < /tmp/docker-layers/cache.tar
          fi

      - name: Build Docker image
        run: |
          docker -D build \
            --cache-from=yuzhouwan:1.1.2-SNAPSHOT \
            -t yuzhouwan:1.1.2-SNAPSHOT \
            -f distribution/docker/Dockerfile .

      - name: Save Docker layers
        run: |
          mkdir -p /tmp/docker-layers
          docker save yuzhouwan:1.1.2-SNAPSHOT > /tmp/docker-layers/cache.tar