build-push-deploy.yaml

name: build+push+deploy wasm app to k8s cluster

on:
  workflow_dispatch:

jobs:

  build-push-deploy:

    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v3

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

    - name: Build Docker image
      run: docker build -t stepanklos/wasm:$(echo $GITHUB_SHA | head -c7) .

    - name: Dockerhub login
      run: docker login --username ${{ secrets.DOCKER_USERNAME }} --password ${{ secrets.DOCKER_PASSWORD }}

    - name: Push image to Dockerhub
      run: docker push stepanklos/wasm:$(echo $GITHUB_SHA | head -c7)

    - name: Update deployment file
      run: TAG=$(echo $GITHUB_SHA | head -c7) && sed -i 's|<IMAGE>|stepanklos/wasm:'${TAG}'|' $GITHUB_WORKSPACE/config/deployment.yaml

    - name: Save DigitalOcean kubeconfig with short-lived credentials
      run: doctl kubernetes cluster kubeconfig save --expiry-seconds 600 ${{ secrets.CLUSTER_NAME }}

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

    - name: Verify Deployment
      run: kubectl rollout status deployment/lnmap