multi-platform.yml

name: Multi-Platform Build and Release
on:
  release:
    types: [published]
  push:
    tags:
      - 'v*'  
    branches:
      - 'master'
    paths-ignore:
      - 'docs/**'
      - '.github/**'
  workflow_dispatch:
    inputs:
      release-ver:
          description: 'Stable Release Version'     
          required: true
          default: 'v'
      stripped-release-ver:
          description: 'Stripped Stable Release Version'     
          required: true
          default: ''
      release-channel:
          description: 'Release Channel'     
          required: true
          default: 'edge'

env:
  GIT_VERSION: ${{github.event.inputs.release-ver}}
  GIT_STRIPPED_VERSION: ${{github.event.inputs.stripped-release-ver}}
  RELEASE_CHANNEL: ${{github.event.inputs.release-channel}}
  GIT_TAG: ${{ github.event.release.tag_name }}

jobs:
  print-inputs:
    runs-on: ubuntu-latest
    steps:

    - run: |
        echo "Dispatched GIT_VERSION: ${{github.event.inputs.release-ver}}"
        echo "Dispatched GIT_STRIPPED_VERSION: ${{github.event.inputs.stripped-release-ver}}"
        echo "Env RELEASE_CHANNEL: ${{env.RELEASE_CHANNEL}}"
        echo "Env GIT_VERSION: ${{env.GIT_VERSION}}"
        echo "Env GIT_STRIPPED_VERSION: ${{env.GIT_STRIPPED_VERSION}}"
        echo "Env GIT_TAG: ${{ github.event.release.tag_name }}"
        echo "Env GITHUB_REF: $GITHUB_REF"
        echo "Env GITHUB_REF:" ${GITHUB_REF}
  
  docker-build:
    runs-on: ubuntu-latest
    steps:
      - 
        name: Checkout repo
        uses: actions/checkout@v3
      - 
        name: Identify Release Values
        if: "${{ github.event.inputs.release-ver}} != 'v' }}"
        run: |
          if [[ ${GITHUB_REF} = refs/tags* ]]
          then
            echo RELEASE_CHANNEL=stable >> $GITHUB_ENV
          else
            echo RELEASE_CHANNEL=edge >> $GITHUB_ENV
          fi
          LATEST_VERSION=$(git ls-remote --tags | tail -1 | cut -f2 | sed 's/refs\/tags\///g') >> $GITHUB_ENV
          GIT_VERSION=$(git ls-remote --tags | tail -1 | cut -f2 | sed 's/refs\/tags\///g') >> $GITHUB_ENV
          # GIT_VERSION=$(git describe --tags `git rev-list --tags --max-count=1` --always) 
          GIT_STRIPPED_VERSION=$(git ls-remote --tags | tail -1 | cut -f2 | sed 's/refs\/tags\///g' | cut -c2-)
          echo "Release channel determined to be $RELEASE_CHANNEL"
          echo "GIT_LATEST=$LATEST_VERSION" >> $GITHUB_ENV
          echo "GIT_VERSION=$GIT_VERSION" >> $GITHUB_ENV
          echo "GIT_STRIPPED_VERSION=$GIT_STRIPPED_VERSION" >> $GITHUB_ENV          
        shell: bash

      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v1
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1
      -
        name: Docker Meta
        id: meta
        uses: docker/metadata-action@v3
        with:
          images: ${{ secrets.IMAGE_NAME }}
          flavor: |
            latest=false
          tags: |
            type=raw,value=${{env.RELEASE_CHANNEL}}-{{sha}}
            type=semver,pattern={{version}},value=${{env.GIT_STRIPPED_VERSION}}
            type=raw,value=${{env.RELEASE_CHANNEL}}-{{tag}},enable=${{ startsWith(github.ref, 'refs/tags/v') }}
            type=raw,value=${{env.RELEASE_CHANNEL}}-latest
      -
        name: Login to DockerHub
        uses: docker/login-action@v1 
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}
      - 
        name: Build and Push 
        uses: docker/build-push-action@v2
        with:
          context: "{{defaultContext}}"
          push: true
          build-args: |
            VERSION=${{env.GIT_VERSION}}
            GIT_COMMITSHA=${GITHUB_SHA::7}
          tags: ${{ steps.meta.outputs.tags }}     
          platforms: linux/amd64,linux/arm64
      - 
        name: Docker Hub Description
        uses: peter-evans/dockerhub-description@v3
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}
          repository: ${{ secrets.IMAGE_NAME }}  
          readme-filepath: README.md