apiVersion: cilium.io/v2
kind: CiliumNetworkPolicy
metadata:
  name: stalwart-controller
  namespace: stalwart
spec:
  endpointSelector:
    matchLabels:
      app.kubernetes.io/name: stalwart-controller
      app.kubernetes.io/instance: stalwart
  ingress:
    - fromEntities:
        - host
      toPorts:
        - ports:
            - port: "9090"
              protocol: TCP
  egress:
    - toEndpoints:
        - matchLabels:
            k8s:io.kubernetes.pod.namespace: postgres
            cnpg.io/cluster: main
      toPorts:
        - ports:
            - port: "5432"
              protocol: TCP
    - toEndpoints:
        - matchLabels:
            k8s:io.kubernetes.pod.namespace: kube-system
            k8s-app: kube-dns
      toPorts:
        - ports:
            - port: "53"
              protocol: UDP
            - port: "53"
              protocol: TCP
          rules:
            dns:
              - matchPattern: "*"
    - toEndpoints:
        - matchLabels:
            k8s:io.kubernetes.pod.namespace: zitadel
            app.kubernetes.io/name: zitadel-oidc-internal
            app.kubernetes.io/instance: zitadel
      toPorts:
        - ports:
            - port: "8443"
              protocol: TCP