build-and-publish.yml

name: Build and Publish

on:
  push:
    paths-ignore:
    - 'tests/**'
    branches: [main]
  pull_request:
    paths-ignore:
    - 'tests/**'

jobs:
  build-and-push-docker-image:
    name: Build Docker image and push to repositories
    runs-on: ubuntu-latest
    outputs:
      sha_version: ${{ steps.vars.outputs.sha_short }}
      commit_msg: ${{ steps.vars.outputs.commit_msg }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Set outputs
        id: vars
        run: |
          echo "::set-output name=sha_short::$(git rev-parse --short HEAD)"
          echo "::set-output name=commit_msg::$(git log -1 --pretty=format:\"%s\")"

      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v2

      - name: Login to DockerHub
        if: github.ref == 'refs/heads/main'
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Generate container version
        id: docker_build_version
        env:
          GITHUB_RUN_NUMBER: ${{ github.run_number }}
        run: echo "::set-output name=version::$(date +'%Y-%m-%d').$GITHUB_RUN_NUMBER"

      - name: Build container image and push to Docker Hub
        uses: docker/build-push-action@v4
        with:
          context: .
          load: false
          cache-from: type=gha
          cache-to: type=gha,mode=max
          tags: |
            ${{ secrets.DOCKERHUB_USERNAME }}/pathology:latest 
            ${{ secrets.DOCKERHUB_USERNAME }}/pathology:${{ steps.vars.outputs.sha_short }}
            ${{ secrets.DOCKERHUB_USERNAME }}/pathology:${{ steps.docker_build_version.outputs.version }}
            ${{ secrets.DOCKERHUB_USERNAME }}/pathology-socket:latest 
            ${{ secrets.DOCKERHUB_USERNAME }}/pathology-socket:${{ steps.vars.outputs.sha_short }}
            ${{ secrets.DOCKERHUB_USERNAME }}/pathology-socket:${{ steps.docker_build_version.outputs.version }}
          push: ${{ github.ref == 'refs/heads/main' }}

  config:
    name: Config
    if: github.ref == 'refs/heads/main'
    runs-on: ubuntu-latest
    outputs:
      get-server-ip-list: ${{ steps.get-server-ip-list.outputs.get-server-ip-list }}
    steps:
      - id: get-server-ip-list
        name: Get Server IP List
        run: echo "get-server-ip-list=$(dig +short app-servers.pathology.gg TXT | jq -cr 'split(",")')" >> $GITHUB_OUTPUT
      - name: print output
        run: |
          echo "${{ steps.get-server-ip-list.outputs.get-server-ip-list }}"        

  deploy-to-staging:
    name: Deploy to Staging
    if: github.ref == 'refs/heads/main'
    runs-on: ubuntu-latest
    needs: [build-and-push-docker-image, config]
    strategy:
      matrix:
        server: ${{ fromJson(needs.config.outputs.get-server-ip-list) }}
    steps:
      - name: Configure SSH
        run: |
          mkdir -p ~/.ssh/
          echo "$SSH_KEY" > ~/.ssh/pathology
          chmod 600 ~/.ssh/pathology
          cat >>~/.ssh/config <<END
          Host *
            User $SSH_USER
            IdentityFile ~/.ssh/pathology
            StrictHostKeyChecking no
          END
        env:
          SSH_USER: ${{ secrets.SERVER_SSH_USER }}
          SSH_KEY: ${{ secrets.SERVER_SSH_KEY }}

      - name: Update Environments with New Containers
        run: ssh ${{ matrix.server }} 'bash /opt/pathology/scripts/update-Environments.sh -e stage -v ${{ needs.build-and-push-docker-image.outputs.sha_version }}'