server/seedbox-nfs.yaml

---
apiVersion: v1
kind: Namespace
metadata:
    name: nfs
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: nfs-seedbox
  namespace: nfs
spec:
  strategy:
    type: Recreate
  selector:
    matchLabels:
      app: nfs-seedbox
  replicas: 1
  template:
    metadata:
      labels:
        app: nfs-seedbox
      annotations:
        backup.velero.io/backup-volumes-excludes: data
    spec:
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: seedbox
                operator: In
                values:
                - "true"
      tolerations:
      - key: seedbox
        operator: Equal
        value: "true"
        effect: NoSchedule
      hostNetwork: true
      containers:
      - name: nfs
        image: erichough/nfs-server:2.2.1
        ports:
        - containerPort: 2049
          name: nfs
        securityContext:
          privileged: true
        volumeMounts:
        - mountPath: "/data"
          name: data
        - mountPath: /etc/exports
          name: exports
          subPath: exports
          readOnly: true
      volumes:
      - name: data
        hostPath:
          path: /mnt/data
          type: Directory
      - name: exports
        configMap:
          name: seedbox-nfs-exports
          items:
          - key: exports
            path: exports
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: seedbox-nfs-exports
  namespace: nfs
data:
  exports: |
    /data 172.16.69.30(rw) 172.16.69.31(rw) 172.16.69.32(rw) 172.16.69.52(rw) 172.16.69.253(rw) 10.42.0.0/16(rw)

# Testing NFS access from within a pod
# ---
# apiVersion: v1
# kind: Pod
# metadata:
#   name: test-pd-2
#   namespace: nfs
# spec:
#   containers:
#   - image: nginx:1.25.1
#     name: test-container
#     volumeMounts:
#     - mountPath: /my-nfs-data
#       name: test-volume
#   volumes:
#   - name: test-volume
#     nfs:
#       server: 172.16.69.52
#       path: /data