kubernetes-tutorials/.github/workflows/kubernetes-troubleshooting-scenarios.yml at main · becloudready/kubernetes-tutorials · GitHub

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name: Deploy Interview App

on:
  workflow_dispatch:
    inputs:
      namespace:
        description: 'Namespace to deploy to'
        required: false
        default: 'troubleshooting-scenarios'

env:
  IMAGE_NAME: becloudready/k8s-troubleshooting-scenarios
  IMAGE_TAG: 7.0.0

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
    - name: Checkout repository
      uses: actions/checkout@v4

    - name: Set up Kubernetes tools
      uses: azure/setup-kubectl@v3
      with:
        version: 'latest'

    - name: Configure Kubernetes cluster
      run: |
        mkdir -p ~/.kube
        echo "${{ secrets.KUBECONFIG }}" > ~/.kube/config
        kubectl version --client

    - name: Create namespace if needed
      run: |
        kubectl create namespace ${{ inputs.namespace }} --dry-run=client -o yaml | kubectl apply -f -

    - name: Apply ConfigMap
      run: |
        cat <<EOF | kubectl apply -n ${{ inputs.namespace }} -f -
        apiVersion: v1
        kind: ConfigMap
        metadata:
          name: app-config
        data:
          config.yml: |
            database:
              host: db-service
              port: 5432
            logging:
              level: debug
        EOF

    - name: Deploy Interview App
      run: |
        cat <<EOF | kubectl apply -n ${{ inputs.namespace }} -f -
        apiVersion: apps/v1
        kind: Deployment
        metadata:
          name: interview-app
        spec:
          replicas: 1
          selector:
            matchLabels:
              app: interview
          template:
            metadata:
              labels:
                app: interview
            spec:
              dnsPolicy: "Default"
              dnsConfig:
                nameservers:
                  - "203.0.113.123"
                searches:
                  - google.com
                options:
                 - name: ndots
                   value: "1"
              containers:
              - name: main
                image: \${{ env.IMAGE_NAME }}:\${{ env.IMAGE_TAG }}
                command: ["python3", "/app/troubleshoot_scenarios.py"]
                volumeMounts:
                - name: config-vol
                  mountPath: /etc/app
                resources:
                  limits:
                    memory: "256Mi"
                    cpu: "500m"
              volumes:
              - name: config-vol
                configMap:
                  name: app-config
                  items:
                  - key: config1.yml
                    path: config.yaml
        EOF

    - name: Verify Deployment
      run: |
        kubectl get pods -n ${{ inputs.namespace }}