# Datenbank nur fuer App und Worker erreichbar; App nur ueber Traefik.
# Traefik wird am Pod-Label erkannt, egal in welchem Namespace es laeuft
# (eigene Installation "traefik" oder RKE2-Paket "rke2-traefik").
# Pruefen: kubectl get pods -A -l 'app.kubernetes.io/name in (traefik,rke2-traefik)'
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: artista-modelcamp-postgres
  namespace: artista
spec:
  podSelector:
    matchLabels:
      app: artista-modelcamp-postgres
  ingress:
    - from:
        - podSelector:
            matchLabels:
              db-client: "true"
      ports:
        - port: 5432
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: artista-modelcamp-app
  namespace: artista
spec:
  podSelector:
    matchLabels:
      app: artista-modelcamp-app
  ingress:
    - from:
        - namespaceSelector: {}
          podSelector:
            matchExpressions:
              - key: app.kubernetes.io/name
                operator: In
                values: [traefik, rke2-traefik]
      ports:
        - port: 3000