webapp-external.yaml

apiVersion: v1
kind: Service
metadata:
  name: httpd-service-external
spec:
  type: LoadBalancer
  selector:
    app: httpd_app
  ports:
    - port: 80
      targetPort: 80
      nodePort: 30004
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: httpd-service-external
  labels:
    app: httpd_app
spec:
  replicas: 2
  selector:
    matchLabels:
      app: httpd_app
  template:
    metadata:
      labels:
        app: httpd_app
    spec:
      containers:
        - name: httpd-container
          image: httpd:latest
          lifecycle:
            postStart:
              exec:
                command: ["/bin/sh", "-c", "echo $(hostname) >> /usr/local/apache2/htdocs/index.html"]
          ports:
            - containerPort: 80