{{- if .Values.networkPolicy.enabled }}
# Postgres accepts connections only from the app and the backup job of this release.
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
  name: expense-tracker-postgres
  namespace: {{ .Values.namespace.name }}
  labels:
    app.kubernetes.io/name: expense-tracker-postgres
    {{- include "expense-tracker.labels" . | nindent 4 }}
spec:
  podSelector:
    matchLabels:
      app.kubernetes.io/name: expense-tracker-postgres
  policyTypes:
    - Ingress
  ingress:
    - from:
        - podSelector:
            matchLabels:
              app.kubernetes.io/name: expense-tracker
        - podSelector:
            matchLabels:
              app.kubernetes.io/name: expense-tracker-backup
      ports:
        - protocol: TCP
          port: 5432
{{- end }}