docker-images/_apps/pihole-deployment.yaml

---
apiVersion: v1
kind: Secret
metadata:
  name: pihole-password
  namespace: live-env 
type: Opaque
data:
  password: YWRtaW4yMDIw
---
apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    app: pihole
  name: pihole
spec:
  replicas: 1
  revisionHistoryLimit: 10
  selector:
    matchLabels:
      app: pihole
  strategy:
    rollingUpdate:
      maxSurge: 1
      maxUnavailable: 1
    type: RollingUpdate
  template:
    metadata:
      annotations:
      labels:
        app: pihole
    spec:
      containers:
      - env:
        - name: TZ
          value: Europe/Berlin
        - name: WEB_PORT
          value: "80"
        - name: VIRTUAL_HOST
          value: pihole.lan
        - name: WEBPASSWORD
          valueFrom:
            secretKeyRef:
              key: password
              name: pihole-password
        - name: DNS1
          value: 208.67.222.222
        - name: DNS2
          value: 208.67.220.220
        image: pihole/pihole:latest
        imagePullPolicy: Always
        livenessProbe:
          failureThreshold: 10
          httpGet:
            path: /admin.index.php
            port: http
            scheme: HTTP
          initialDelaySeconds: 60
          periodSeconds: 10
          successThreshold: 1
          timeoutSeconds: 5
        name: pihole
        ports:
        - containerPort: 80
          name: http
          protocol: TCP
        - containerPort: 53
          name: dns
          protocol: TCP
        - containerPort: 53
          name: dns-udp
          protocol: UDP
        - containerPort: 443
          name: https
          protocol: TCP
        - containerPort: 67
          name: client-udp
          protocol: UDP
        readinessProbe:
          failureThreshold: 3
          httpGet:
            path: /admin.index.php
            port: http
            scheme: HTTP
          initialDelaySeconds: 60
          periodSeconds: 10
          successThreshold: 1
          timeoutSeconds: 5
        resources: {}
        #  limits:
        #    cpu: 100m
        #    memory: 256Mi
        #  requests:
        #    cpu: 50m
        #    memory: 100Mi
        securityContext:
          privileged: false
        terminationMessagePath: /dev/termination-log
        terminationMessagePolicy: File
        volumeMounts:
        - mountPath: /etc/pihole
          name: config
        - mountPath: /etc/dnsmasq.d/02-custom.conf
          name: custom-dnsmasq
          subPath: 02-custom.conf
        - mountPath: /etc/addn-hosts
          name: custom-dnsmasq
          subPath: addn-hosts
      dnsConfig:
        nameservers:
        - 208.67.222.222 
        - 208.67.220.220
      dnsPolicy: None
      restartPolicy: Always
      schedulerName: default-scheduler
      securityContext: {}
      terminationGracePeriodSeconds: 30
      volumes:
      - name: config
        persistentVolumeClaim:
          claimName: pihole-data
      - configMap:
          defaultMode: 420
          name: pihole-custom-dnsmasq
        name: custom-dnsmasq
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: pihole 
spec:
  rules:
  - host: pihole.lan
    http:
        paths:
        - path: /
          pathType: ImplementationSpecific
          backend:
            service:
              name: pihole-tcp
              port: 
                name: http
          
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: pihole-data 
  annotations:
    volume.beta.kubernetes.io/storage-class: "nfs-ssd"
spec:
    #storageClassName: csi-s3-slow
  storageClassName: nfs-ssd 
  accessModes:
  - ReadWriteOnce
  resources:
    requests:
      storage: 1Gi
---
apiVersion: v1
data:
  02-custom.conf: |
    address=/chaos/192.168.10.1
kind: ConfigMap
metadata:
  name: pihole-custom-dnsmasq
---
apiVersion: v1
kind: Service
metadata:
  annotations:
    kube-router.io/service.scheduler: sh
    metallb.universe.tf/address-pool: default
    metallb.universe.tf/allow-shared-ip: pihole-svc
  labels:
    app: pihole
  name: pihole-tcp
  namespace: live-env 
spec:
  type: LoadBalancer
  loadBalancerIP: 172.23.255.253
  externalTrafficPolicy: Cluster
  ports:
  - name: http
    port: 80
    protocol: TCP
    targetPort: 80
  - name: https
    port: 443
    protocol: TCP
    targetPort: 80
  - name: dns
    port: 53
    protocol: TCP
    targetPort: 53
  selector:
    app: pihole
  sessionAffinity: None
---
apiVersion: v1
kind: Service
metadata:
  annotations:
    kube-router.io/service.scheduler: sh
    metallb.universe.tf/address-pool: default
    metallb.universe.tf/allow-shared-ip: pihole-svc
  labels:
    app: pihole
  name: pihole-udp
  namespace: live-env 
spec:
  type: LoadBalancer
  loadBalancerIP: 172.23.255.253
  externalTrafficPolicy: Cluster
  ports:
  - name: dns-udp
    port: 53
    protocol: UDP
    targetPort: 53
  - name: client-udp
    port: 67
    protocol: UDP
    targetPort: 67
  selector:
    app: pihole
  sessionAffinity: None