docker.yml

---
name: Docker

on:
  push:
    branches:
      - master
    paths:
      - "**"

  release:
    types: [created, edited, published]

env:
  ORG: opendatacube
  IMAGE: wps

jobs:
  docker:
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/master' || github.event_name == 'release'

    steps:
      - name: Login to DockerHub
        uses: actions/checkout@v2
        with:
          fetch-depth: 0

      - name: Export Secrets to enviroment
        run: |
          echo "${{ secrets.DockerPassword }}" | docker login -u "${{ secrets.DockerUser }}" --password-stdin

      # Tag image if this is a tagged build
      # if not use a pseudo tag based on current tag,
      # number of commits since last tag and git hash
      - name: Push to DockerHub (master branch or tagged release only)
        if: github.ref == 'refs/heads/master' || github.event_name == 'release'
        run: |
          # figure out extra tag
          git fetch --prune --unshallow 2> /dev/null || true
          TAG=$(git describe --tags)
          # build local docker image
          docker build -t ${ORG}/${IMAGE}:latest .
          # tag and push images
          docker tag ${ORG}/${IMAGE}:latest ${ORG}/${IMAGE}:${TAG}
          docker push ${ORG}/${IMAGE}:latest
          docker push ${ORG}/${IMAGE}:${TAG}