apiVersion: cilium.io/v2
kind: CiliumNetworkPolicy
metadata:
  name: cloudflared
  namespace: cloudflare-tunnel
spec:
  endpointSelector:
    matchLabels:
      app.kubernetes.io/name: cloudflared
      app.kubernetes.io/instance: cloudflare-tunnel
  ingress:
    - fromEntities:
        - host
      toPorts:
        - ports:
            - port: "2000"
              protocol: TCP
  egress:
    - 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: "*.argotunnel.com"
              - matchPattern: "*.*.argotunnel.com"
              - matchName: api.cloudflare.com
              - matchName: tier-o-canary.tier-o-canary.svc.cluster.local
              - matchName: mta-sts.mta-sts.svc.cluster.local
              - matchName: forge-code-facade.forgejo-public.svc.cluster.local
              - matchName: cluster-health-api.cluster-health.svc.cluster.local
    - toEndpoints:
        - matchLabels:
            k8s:io.kubernetes.pod.namespace: cluster-health
            app.kubernetes.io/name: cluster-health-api
      toPorts:
        - ports:
            - port: "8080"
              protocol: TCP
    - toEndpoints:
        - matchLabels:
            k8s:io.kubernetes.pod.namespace: tier-o-canary
            app.kubernetes.io/name: tier-o-canary
            app.kubernetes.io/instance: tier-o-canary
      toPorts:
        - ports:
            - port: "8080"
              protocol: TCP
    - toEndpoints:
        - matchLabels:
            k8s:io.kubernetes.pod.namespace: mta-sts
            app.kubernetes.io/name: mta-sts
            app.kubernetes.io/instance: mta-sts
      toPorts:
        - ports:
            - port: "8080"
              protocol: TCP
    - toEndpoints:
        - matchLabels:
            k8s:io.kubernetes.pod.namespace: forgejo-public
            app.kubernetes.io/name: envoy
            app.kubernetes.io/instance: forge-code-facade
      toPorts:
        - ports:
            - port: "8080"
              protocol: TCP
    - toFQDNs:
        - matchName: region1.v2.argotunnel.com
        - matchName: region2.v2.argotunnel.com
      toPorts:
        - ports:
            - port: "7844"
              protocol: TCP
            - port: "7844"
              protocol: UDP
    - toFQDNs:
        - matchName: api.cloudflare.com
      toPorts:
        - ports:
            - port: "443"
              protocol: TCP
---
apiVersion: cilium.io/v2
kind: CiliumClusterwideNetworkPolicy
metadata:
  name: host-egress-cloudflared-probes
spec:
  nodeSelector: {}
  egress:
    - toEndpoints:
        - matchLabels:
            k8s:io.kubernetes.pod.namespace: cloudflare-tunnel
            app.kubernetes.io/name: cloudflared
            app.kubernetes.io/instance: cloudflare-tunnel
      toPorts:
        - ports:
            - port: "2000"
              protocol: TCP
---
apiVersion: cilium.io/v2
kind: CiliumClusterwideNetworkPolicy
metadata:
  name: host-ingress-cloudflared-probe-replies
spec:
  nodeSelector: {}
  ingress:
    - fromEndpoints:
        - matchLabels:
            k8s:io.kubernetes.pod.namespace: cloudflare-tunnel
            app.kubernetes.io/name: cloudflared
            app.kubernetes.io/instance: cloudflare-tunnel
      toPorts:
        - ports:
            - port: "32768"
              endPort: 60999
              protocol: TCP