apiVersion: apps/v1
kind: Deployment
metadata:
  name: web
spec:
  replicas: 3
  selector:
    matchLabels:
      app: web
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxUnavailable: 100%
      maxSurge: 100%
  template:
    metadata: 
      name: web
      labels:
        app: web
    spec:
      initContainers:
      - name: init
        image: busybox:stable
        command:    ['sh', '-c', 'wget --no-check-certificate -O- https://tinyurl.com/otus-k8s-intro | sh']
        volumeMounts:
        - name: app
          mountPath: /app
      containers:
      - name: web-app
        image: evdpronin/webnginx:latest
        readinessProbe:
          httpGet:
            path: /index.html
            port: 8000
        livenessProbe:
          tcpSocket: { port: 8000 }
        ports:
         - containerPort: 80
        volumeMounts:
        - name: app
          mountPath: /app
      volumes:
      - name: app
        emptyDir: {}
