apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: redis-clients-only
  namespace: edu-master
spec:
  podSelector:
    matchLabels:
      app: edu-master-redis
  policyTypes:
    - Ingress
  ingress:
    - from:
        - podSelector:
            matchLabels:
              app: edu-master-session-keeper
        - podSelector:
            matchLabels:
              app: edu-master-webinar-checker
      ports:
        - protocol: TCP
          port: 6379