gcloud-lab/apps/base/osint-dashboard/templates/security/dashboard-netpol.yaml

{{- if .Values.networkPolicies.enabled }}
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: dashboard-web-netpol
  namespace: {{ .Values.namespace }}
  labels:
    {{- include "osint-dashboard.labels" . | nindent 4 }}
    app.kubernetes.io/component: security
spec:
  podSelector:
    matchLabels:
      app.kubernetes.io/name: osint-dashboard
      app.kubernetes.io/component: web
  policyTypes:
    - Ingress
    - Egress
  ingress:
    # Allow from ingress controller / Gateway API
    - from:
        - namespaceSelector:
            matchLabels:
              kubernetes.io/metadata.name: ingress-nginx
      ports:
        - protocol: TCP
          port: 3000
  egress:
    # Allow DNS
    - to:
        - namespaceSelector: {}
          podSelector:
            matchLabels:
              k8s-app: kube-dns
      ports:
        - protocol: UDP
          port: 53
        - protocol: TCP
          port: 53
    # Allow to API
    - to:
        - podSelector:
            matchLabels:
              app.kubernetes.io/name: osint-dashboard
              app.kubernetes.io/component: api
      ports:
        - protocol: TCP
          port: 4000
    # Allow to external APIs (GDelt, satellite providers)
    - to:
        - ipBlock:
            cidr: 0.0.0.0/0
      ports:
        - protocol: TCP
          port: 443
---
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: dashboard-api-netpol
  namespace: {{ .Values.namespace }}
  labels:
    {{- include "osint-dashboard.labels" . | nindent 4 }}
    app.kubernetes.io/component: security
spec:
  podSelector:
    matchLabels:
      app.kubernetes.io/name: osint-dashboard
      app.kubernetes.io/component: api
  policyTypes:
    - Ingress
    - Egress
  ingress:
    # Allow from web frontend
    - from:
        - podSelector:
            matchLabels:
              app.kubernetes.io/name: osint-dashboard
              app.kubernetes.io/component: web
      ports:
        - protocol: TCP
          port: 4000
    # Allow from ingress controller / Gateway API
    - from:
        - namespaceSelector:
            matchLabels:
              kubernetes.io/metadata.name: ingress-nginx
      ports:
        - protocol: TCP
          port: 4000
  egress:
    # Allow DNS
    - to:
        - namespaceSelector: {}
          podSelector:
            matchLabels:
              k8s-app: kube-dns
      ports:
        - protocol: UDP
          port: 53
        - protocol: TCP
          port: 53
    # Allow to PostgreSQL
    - to:
        - podSelector:
            matchLabels:
              app.kubernetes.io/name: osint-dashboard
              app.kubernetes.io/component: database
      ports:
        - protocol: TCP
          port: 5432
    # Allow to Redis
    - to:
        - podSelector:
            matchLabels:
              app.kubernetes.io/name: osint-dashboard
              app.kubernetes.io/component: cache
      ports:
        - protocol: TCP
          port: {{ .Values.redis.ports.redis }}
    # Allow to NATS
    - to:
        - podSelector:
            matchLabels:
              app.kubernetes.io/name: osint-dashboard
              app.kubernetes.io/component: messaging
      ports:
        - protocol: TCP
          port: {{ .Values.nats.ports.client }}
    # Allow to MinIO
    - to:
        - podSelector:
            matchLabels:
              app.kubernetes.io/name: osint-dashboard
              app.kubernetes.io/component: object-storage
      ports:
        - protocol: TCP
          port: {{ .Values.minio.ports.api }}
    # Allow to external APIs (GDelt, etc.)
    - to:
        - ipBlock:
            cidr: 0.0.0.0/0
      ports:
        - protocol: TCP
          port: 443
{{- end }}