apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: gitea-default-deny
  namespace: gitea
  labels:
    app.kubernetes.io/name: gitea
    app.kubernetes.io/instance: gitea
    app.kubernetes.io/part-of: platform
spec:
  podSelector:
    matchLabels:
      app.kubernetes.io/name: gitea
      app.kubernetes.io/instance: gitea
  policyTypes:
    - Ingress
    - Egress
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: gitea-allow-traefik-http
  namespace: gitea
  labels:
    app.kubernetes.io/name: gitea
    app.kubernetes.io/instance: gitea
    app.kubernetes.io/part-of: platform
spec:
  podSelector:
    matchLabels:
      app.kubernetes.io/name: gitea
      app.kubernetes.io/instance: gitea
  policyTypes:
    - Ingress
  ingress:
    - from:
        - namespaceSelector:
            matchLabels:
              kubernetes.io/metadata.name: kube-system
          podSelector:
            matchLabels:
              app.kubernetes.io/name: traefik
      ports:
        - protocol: TCP
          port: 3000
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: gitea-allow-dns
  namespace: gitea
  labels:
    app.kubernetes.io/name: gitea
    app.kubernetes.io/instance: gitea
    app.kubernetes.io/part-of: platform
spec:
  podSelector:
    matchLabels:
      app.kubernetes.io/name: gitea
      app.kubernetes.io/instance: gitea
  policyTypes:
    - Egress
  egress:
    - to:
        - namespaceSelector:
            matchLabels:
              kubernetes.io/metadata.name: kube-system
          podSelector:
            matchLabels:
              k8s-app: kube-dns
      ports:
        - protocol: UDP
          port: 53
        - protocol: TCP
          port: 53
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: gitea-allow-platform-postgres
  namespace: gitea
  labels:
    app.kubernetes.io/name: gitea
    app.kubernetes.io/instance: gitea
    app.kubernetes.io/part-of: platform
spec:
  podSelector:
    matchLabels:
      app.kubernetes.io/name: gitea
      app.kubernetes.io/instance: gitea
  policyTypes:
    - Egress
  egress:
    - to:
        - namespaceSelector:
            matchLabels:
              kubernetes.io/metadata.name: platform-data
          podSelector:
            matchLabels:
              cnpg.io/cluster: platform-postgres
      ports:
        - protocol: TCP
          port: 5432
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: gitea-allow-public-git-https
  namespace: gitea
  labels:
    app.kubernetes.io/name: gitea
    app.kubernetes.io/instance: gitea
    app.kubernetes.io/part-of: platform
spec:
  podSelector:
    matchLabels:
      app.kubernetes.io/name: gitea
      app.kubernetes.io/instance: gitea
  policyTypes:
    - Egress
  egress:
    - to:
        - ipBlock:
            cidr: 0.0.0.0/0
            except:
              - 10.0.0.0/8
              - 172.16.0.0/12
              - 192.168.0.0/16
              - 169.254.0.0/16
      ports:
        - protocol: TCP
          port: 443
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: gitea-allow-prometheus-metrics
  namespace: gitea
  labels:
    app.kubernetes.io/name: gitea
    app.kubernetes.io/instance: gitea
    app.kubernetes.io/part-of: platform
spec:
  podSelector:
    matchLabels:
      app.kubernetes.io/name: gitea
      app.kubernetes.io/instance: gitea
  policyTypes:
    - Ingress
  ingress:
    - from:
        - namespaceSelector:
            matchLabels:
              kubernetes.io/metadata.name: observability
          podSelector:
            matchLabels:
              app.kubernetes.io/name: prometheus
              app.kubernetes.io/instance: observability-core-kube-pr-prometheus
      ports:
        - protocol: TCP
          port: 3000