一个小栗子

apiVersion: apps/v1 
kind: Deployment
metadata:
  name: ebdp-interface-service
  namespace: ebdp-bigdata
spec:
  replicas: 2
  minReadySeconds: 40
  strategy:
    rollingUpdate:
      maxSurge: 1
      maxUnavailable: 1
    type: RollingUpdate
  selector:
    matchLabels:
      app: ebdp-interface-service
  template:
    metadata:
      labels:
        app: ebdp-interface-service
        date: createdate
    spec:
      nodeSelector:
        nodetype: ebdp
      hostAliases:
        - ip: "192.168.6.120"
          hostnames: 
          - "www.baidu.com"
      containers:
        - name: ebdp-interface-service
          image: souhu.com/ebdp-bigdata-prod/ebdp-interface-service:1.2.7.1
          imagePullPolicy: Always
          resources:
            requests: 
              cpu: 4000m
              memory: 4Gi
            limits:
              cpu: 16000m
              memory: 8Gi
          ports:
          - name: ebdp-interface
            containerPort: 8080
          # 就绪检测
          readinessProbe:
            failureThreshold: 3
            tcpSocket:
              port: 8080
            initialDelaySeconds: 30
            periodSeconds: 30
          # 优雅退出
          lifecycle: 
            preStop: 
              exec: 
               command: 
                - sleep
                - 30
          volumeMounts:
          - name: ebdp-interface-service-log
            mountPath: /logs/
      terminationGracePeriodSeconds : 60
      volumes:
      - name: ebdp-interface-service-log
        hostPath:
          path: /opt/ebdp-interface-service/

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