apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: default-deny-ingress
  namespace: voice-platform
spec:
  podSelector: {}
  policyTypes:
    - Ingress
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: allow-ingress-controller
  namespace: voice-platform
spec:
  podSelector:
    matchExpressions:
      - key: app.kubernetes.io/component
        operator: In
        values: [api, callbacks, web]
  policyTypes:
    - Ingress
  ingress:
    - from:
        - namespaceSelector:
            matchLabels:
              kubernetes.io/metadata.name: ingress-nginx
      ports:
        - protocol: TCP
          port: 8080
        - protocol: TCP
          port: 8081
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: allow-monitoring
  namespace: voice-platform
spec:
  podSelector:
    matchExpressions:
      - key: app.kubernetes.io/component
        operator: In
        values: [api, callbacks, worker]
  policyTypes:
    - Ingress
  ingress:
    - from:
        - namespaceSelector:
            matchLabels:
              kubernetes.io/metadata.name: monitoring
      ports:
        - protocol: TCP
          port: 8080
        - protocol: TCP
          port: 8081
        - protocol: TCP
          port: 8082