docker-image.yml

name: Docker Image CI

on:
  push:
    paths-ignore:
      - build/base.Dockerfile
      - .github/workflows/base-docker-image.yml
    branches: [ "main" ]

jobs:

  build:

    runs-on: ubuntu-latest

    steps:
    - name: Login to DigitalOcean Container Registry
      uses: docker/login-action@v3
      with:
        registry: registry.digitalocean.com
        username: ${{ secrets.DIGITALOCEAN_USERNAME }}
        password: ${{ secrets.DIGITALOCEAN_ACCESS_TOKEN }}

    - name: Install doctl
      uses: digitalocean/action-doctl@v2
      with:
        token: ${{ secrets.DIGITALOCEAN_ACCESS_TOKEN }}

    - uses: actions/checkout@v3

    - name: Download BlazeFace
      uses: actions/checkout@v3
      with:
        repository: 'hollance/BlazeFace-PyTorch'
        path: 'model/blazeface'

    - name: Pull latest from DO
      run: docker pull registry.digitalocean.com/thesmile/thesmile-base:latest

    - name: Tag for local use
      run: docker image tag registry.digitalocean.com/thesmile/thesmile-base:latest thesmile-base:latest
        
    - name: Build the Docker image
      run: docker build . --file build/Dockerfile --tag thesmile:$(date +%Y%m%d-%s) --tag thesmile:latest

    - name: Tag for DO
      run: docker image tag thesmile:latest registry.digitalocean.com/thesmile/thesmile:latest

    - name: Tag sha for DO
      run: docker image tag thesmile:latest registry.digitalocean.com/thesmile/thesmile:$(echo $GITHUB_SHA | head -c7)

    - name: Push to DO
      run: docker push registry.digitalocean.com/thesmile/thesmile:latest

    - name: Push sha to DO
      run: docker push registry.digitalocean.com/thesmile/thesmile:$(echo $GITHUB_SHA | head -c7)

    - name: Update deployment file
      run: TAG=$(echo $GITHUB_SHA | head -c7) && sed -i 's|<IMAGE>|registry.digitalocean.com/thesmile/thesmile:'${TAG}'|' $GITHUB_WORKSPACE/build/k8s/deployment.yaml

    - name: Save DigitalOcean kubeconfig with short-lived credentials
      run: doctl kubernetes cluster kubeconfig save --expiry-seconds 600 smile-k8s-1-29-1-do-0-nyc3-1711943773962

    - name: Set namespace
      run: kubectl config set-context --current --namespace thesmile

    - name: Deploy to DigitalOcean Kubernetes
      run: kubectl apply -f $GITHUB_WORKSPACE/build/k8s/deployment.yaml

    - name: Verify deployment
      run: kubectl rollout status deployment/thesmile