apiVersion: apps/v1
kind: Deployment
metadata:
  name: web
spec:
  replicas: 3
  selector:
    matchLabels:
      app: web
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxUnavailable: 0
      maxSurge: 100%
  template:
    metadata:
      labels:
        app: web
    spec:
      containers:
        - name: web
          image: registry.hub.docker.com/870414/intro:latest
          readinessProbe: # Добавим проверку готовности
            httpGet: # веб-сервера отдавать
              path: /index.html # контент
              port: 8000
          livenessProbe:
            tcpSocket:
              port: 8000
          volumeMounts:
            - name: app
              mountPath: /app
      initContainers:
        - name: html-gen
          image: busybox:1.31.0
          command: ["sh", "-c", "wget -O- https://tinyurl.com/otus-k8s-intro | sh"]
          volumeMounts:
            - name: app
              mountPath: /app
      volumes:
        - name: app
          emptyDir: {}
