apiVersion: apps/v1
kind: Deployment
metadata:
   name: web
spec:
  replicas: 3 
  selector:
    matchLabels:
      app: web
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxUnavailable: 100%
      maxSurge: 0
  template:
    metadata:
      name: web
      labels:
        app: web
    spec:
      containers:
      - name: http-intro
        image: docker.io/horror894/intro-http:1.0
        readinessProbe:
          httpGet:
            path: /index.html
            port: 8000
        livenessProbe:   
          tcpSocket: { port: 8000 }
        volumeMounts:
        - name: app
          mountPath: /app
        ports:
        - containerPort: 8000
      initContainers:
      - name: init-myservice
        image: busybox:1.31.0
        volumeMounts:
        - name: app
          mountPath: /app
        command: ['sh', '-c', 'wget -O- https://tinyurl.com/otus-k8s-intro | sh']
      volumes:
      - name: app
        emptyDir: {}
