core/installer/values-tmpl/pihole.yaml

apiVersion: helm.toolkit.fluxcd.io/v2beta1
kind: HelmRelease
metadata:
  name: namespaces-pihole
  namespace: {{ .Global.Id }}
spec:
  chart:
    spec:
      chart: charts/namespaces
      sourceRef:
        kind: GitRepository
        name: pcloud
        namespace: {{ .Global.Id }}
  interval: 1m0s
  values:
    pcloudInstanceId: {{ .Global.Id }}
    namespacePrefix: {{ .Global.NamespacePrefix }}
    namespaces:
    - app-pihole
---
apiVersion: helm.toolkit.fluxcd.io/v2beta1
kind: HelmRelease
metadata:
  name: pihole
  namespace: {{ .Global.NamespacePrefix }}app-pihole
spec:
  dependsOn:
    - name: namespaces-pihole
      namespace: {{ .Global.Id }}
  chart:
    spec:
      chart: charts/pihole
      sourceRef:
        kind: GitRepository
        name: pcloud
        namespace: {{ .Global.Id }}
  interval: 1m0s
  values:
    domain: {{ .Values.Subdomain}}.{{ .Global.PrivateDomain }}
    pihole:
      image:
        repository: "pihole/pihole"
        tag: v5.8.1
      persistentVolumeClaim:
        enabled: true
        size: 5Gi
      adminPassword: admin
      ingress:
        enabled: false
      serviceDhcp:
        enabled: false
      serviceDns:
        type: ClusterIP
      serviceWeb:
        type: ClusterIP
        http:
          enabled: true
        https:
          enabled: false
      virtualHost: {{ .Values.Subdomain }}.{{ .Global.PrivateDomain }}
      resources:
        requests:
          cpu: "250m"
          memory: "100M"
        limits:
          cpu: "500m"
          memory: "250M"
    oauth2:
      clientId: pihole
      clientSecret: {{ .Values.PiholeOAuth2ClientSecret }}
      cookieSecret: {{ .Values.PiholeOAuth2CookieSecret }}
      secretName: oauth2-secret
      configName: oauth2-proxy
      hydraAdmin: http://hydra-admin.{{ .Global.NamespacePrefix }}core-auth.svc
    hydraPublic: https://hydra.{{ .Global.Domain }}/
    profileUrl: https://accounts-ui.{{ .Global.Domain }}
    ingressClassName: {{ .Global.Id }}-ingress-private