Tag: dns

1. setup the nfs server as per https://hackfi.initedit.com/2020/03/24/nfs-server-in-linux

[root@nfsserver-01 ~]# cat /etc/exports
/opt/nfs1 *(rw,sync,no_root_squash)


NFS server IP : 192.168.0.184


mkdir -p /opt/nfs1/pihole/pihole
mkdir -p /opt/nfs1/pihole/dnsmasq.d

2. Apply the below file

kubectl apply -f pi-hole.yml

Note: – NFS server IP and External IP will be different as your setup.

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: pi-hole-deployment
spec:
  replicas: 1
  selector:
    matchLabels:
      app: pi-hole
  template:
    metadata:
      name: pi-hole-deployment
      labels:
        app: pi-hole
    spec:
      containers:
      - name: pi-hole
        image: pihole/pihole
        volumeMounts:
          - name: pihole-nfs
            mountPath: /etc/pihole
          - name: dnsmasq-nfs
            mountPath: /etc/dnsmasq.d
        ports:
        - name: tcp-port
          containerPort: 53
          protocol: TCP
        - name: udp-port
          containerPort: 53
          protocol: UDP
        - name: http-port
          containerPort: 80
        - name: https-port
          containerPort: 443
      volumes:
        - name: pihole-nfs
          nfs:
            server: 192.168.0.184
            path: "/opt/nfs1/pihole/pihole"
        - name: dnsmasq-nfs
          nfs:
            server: 192.168.0.184
            path: "/opt/nfs1/pihole/dnsmasq.d"
        

---
apiVersion: v1
kind: Service
metadata:
  name: pi-hole-service
spec:
  selector:
    app: pi-hole
  type: NodePort
  externalIPs:
    - 192.168.0.183
  ports:
  - name: dns-tcp
    port: 53
    targetPort: 53
    nodePort: 30053
    protocol: TCP
  - name: dns-udp
    port: 53
    targetPort: 53
    nodePort: 30053
    protocol: UDP
  - name: http
    port: 800
    targetPort: 80
    nodePort: 30054
  - name: https
    port: 801
    targetPort: 443
    nodePort: 30055

docker-compose.yml

version: "3"
services:
  pihole:
    container_name: pihole
    image: pihole/pihole:2024.01.0
    ports:
      - "53:53/tcp"
      - "53:53/udp"
      - "67:67/udp"
      - "80:80/tcp"
    environment:
      TZ: 'Asia/Kolkata'
    volumes:
      - './etc-pihole:/etc/pihole'
      - './etc-dnsmasq.d:/etc/dnsmasq.d'
    cap_add:
      - NET_ADMIN
    restart: unless-stopped