push.yml

name: Push

on:
  workflow_dispatch:
  pull_request:
  push:
    branches:
      - main
  release:
    types: [published]
env:
  BUILDX_CACHE: /tmp/.buildx-cache
  CACHE_KEY: docker-erddap-buildx-

jobs:
  build:
    name: Build and test Docker Image
    runs-on: ubuntu-20.04
    timeout-minutes: 10

    strategy:
      #NOTE: make sure to replicate this matrix config in the push job below
      matrix:
        include:
          #amd64
          - platform: "linux/amd64"
            tag: "jdk17-openjdk"
            base: "tomcat:10.1.16-jdk17-temurin-jammy@sha256:5d06ae2052b1a4c636454e65360a712fd262eebf574f8a97f37c2580edce7d46"
          #arm64/v8
          - platform: "linux/arm64/v8"
            tag: "jdk17-openjdk"
            base: "tomcat:10.1.16-jdk17-temurin-jammy@sha256:7d930ac5ba9091aa12c1a42e3cc7c59c12c8d032e076c3713c10bb9b35227b5d"

    steps:
    - name: Checkout
      uses: actions/checkout@v1

    - name: Docker meta
      id: meta
      uses: docker/metadata-action@v4
      with:
        images: |
          axiom/docker-erddap
        tags: |
          type=raw,value=${{ matrix.tag }},prefix=latest-
          type=raw,value=${{ github.event.release.tag_name }},suffix=-${{ matrix.tag }},enable=${{ github.event_name == 'release' && github.event.action == 'published' }}

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

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

    - name: Build image
      uses: docker/build-push-action@v2
      with:
        push: false
        platforms: ${{ matrix.platform }}
        tags: ${{ steps.meta.outputs.tags }}
        labels: ${{ steps.meta.outputs.labels }}
        build-args: |
          BASE_IMAGE=${{ matrix.base }}
        cache-from: type=local,src=${ BUILDX_CACHE }
        cache-to: type=local,dest=${ BUILDX_CACHE }
        outputs: type=docker

    - name: Run Docker Image in Background
      if: matrix.platform == 'linux/amd64'
      run: docker run -d -p 8080:8080 ${{ fromJSON(steps.meta.outputs.json).tags[0] }}

    - name: Check that ERDDAP Docker Image will return a 200
      if: matrix.platform == 'linux/amd64'
      uses: ifaxity/wait-on-action@v1
      timeout-minutes: 1
      with:
        resource: http://localhost:8080/erddap/index.html

  push:
    name: Push latest image to Docker Hub
    runs-on: ubuntu-20.04
    timeout-minutes: 10
    needs: build
    if: (github.event_name == 'release' && github.event.action == 'published') || (github.ref == 'refs/heads/main') && github.repository == 'axiom-data-science/docker-erddap'

    strategy:
      matrix:
        include:
          #amd64
          - platform: "linux/amd64"
            tag: "jdk17-openjdk"
            base: "tomcat:10.1.16-jdk17-temurin-jammy@sha256:5d06ae2052b1a4c636454e65360a712fd262eebf574f8a97f37c2580edce7d46"
          #arm64/v8
          - platform: "linux/arm64/v8"
            tag: "jdk17-openjdk"
            base: "tomcat:10.1.16-jdk17-temurin-jammy@sha256:7d930ac5ba9091aa12c1a42e3cc7c59c12c8d032e076c3713c10bb9b35227b5d"

    steps:
    - name: Checkout
      uses: actions/checkout@v1

    - name: Docker meta
      id: meta
      uses: docker/metadata-action@v4
      with:
        images: |
          axiom/docker-erddap
        tags: |
          type=raw,value=${{ matrix.tag }},prefix=latest-
          type=raw,value=${{ github.event.release.tag_name }},suffix=-${{ matrix.tag }},enable=${{ github.event_name == 'release' && github.event.action == 'published' }}

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

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

    - name: Login to Docker Hub
      uses: docker/login-action@v1
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_PASSWORD }}

    - name: Push to Docker Hub
      uses: docker/build-push-action@v2
      with:
        push: true
        platforms: ${{ matrix.platform }}
        tags: ${{ steps.meta.outputs.tags }}
        labels: ${{ steps.meta.outputs.labels }}
        build-args: |
          BASE_IMAGE=${{ matrix.base }}
        cache-from: type=local,src=${ BUILDX_CACHE }
        cache-to: type=local,dest=${ BUILDX_CACHE }

    - name: Update repo description
      uses: peter-evans/dockerhub-description@v3
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_PASSWORD }}
        repository: axiom/docker-erddap