prod-ci.yml

name: prod-api-deployment

on:
  workflow_dispatch:

env:
  CONTAINER_IMAGE: platform-api
  CONTAINER_NAME: api
  CONTAINER_PORT: 8000

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Login to Docker Hub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

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

      - id: get_version
        name: get API version from package.json
        run: |
          version=`cat ./apps/api/package.json | jq -r '.version'` 
           # end of optional handling for multi line json
          echo "version=$version" >> $GITHUB_OUTPUT

      - name: Build and push
        id: build_and_push
        uses: docker/build-push-action@v4
        with:
          context: .
          file: ./apps/api/Dockerfile
          push: true
          tags: ${{ secrets.DOCKERHUB_USERNAME }}/${{env.CONTAINER_IMAGE}}:latest, ${{ secrets.DOCKERHUB_USERNAME }}/${{env.CONTAINER_IMAGE}}:v${{steps.get_version.outputs.version}}

    outputs:
      container_tag: v${{steps.get_version.outputs.version}}

  deploy:
    runs-on: ubuntu-latest
    needs: build
    env:
      CONTAINER_TAG: ${{needs.build.outputs.container_tag}}
    steps:
      - name: deploy via ssh
        uses: appleboy/ssh-action@v0.1.3
        with:
          host: ${{ secrets.PROD_SSH_HOST }}
          username: ${{ secrets.PROD_SSH_USERNAME }}
          key: ${{ secrets.PROD_SSH_KEY }}
          envs: CONTAINER_NAME,CONTAINER_PORT,CONTAINER_TAG,CONTAINER_IMAGE
          passphrase: ${{ secrets.PROD_SSH_PASSPHRASE }}
          script: |
            # pull image
            docker pull ${{ secrets.DOCKERHUB_USERNAME }}/$(echo $CONTAINER_IMAGE):$(echo $CONTAINER_TAG)
            # stop existing one
            docker stop $(echo $CONTAINER_NAME) || echo 'no container to stop'
            # Remove old container
            docker rm $(echo $CONTAINER_NAME) || echo 'no container to remove'
            # Run a new container from a new image
            docker run -d --restart always --name $(echo $CONTAINER_NAME) -p $(echo $CONTAINER_PORT):8000 --env-file ~/.env.$(echo $CONTAINER_NAME) ${{ secrets.DOCKERHUB_USERNAME }}/$(echo $CONTAINER_IMAGE):$(echo $CONTAINER_TAG)