[OCP] network policy

network-policy.yml

apiVersion: extensions/v1beta1
kind: NetworkPolicy
metadata:
  labels:
    appLang: springboot
    appName: banana-app
    appScope: POC
    envName: production
    svcGroup: fruit
  name: banana-app-allow-pod-network-policy
  namespace: fruit-production
spec:
  ingress:
  - from:
    - podSelector:
        matchExpressions:
        - key: appName
          operator: In
          values:
          - banana-leaf-app-destination
    ports:
    - port: 8443
      protocol: TCP
  podSelector:
    matchLabels:
      appName: banana-app
  policyTypes:
  - Ingress