Setup a NFS server in one of the node of Kubernetes Cluster using rhel 7.X

--------------------------------------------------------------------
$ yum update
$ rpm -qa | grep nfs-utils
$ yum install nfs-utils rpcbind
$ systemctl enable nfs-server
$ systemctl enable rpcbind
$ systemctl enable nfs-lock
$ systemctl enable nfs-idmap
$ systemctl start rpcbind
$ systemctl start nfs-server
$ systemctl start nfs-lock
$ systemctl start nfs-idmap
$ systemctl status nfs
$ mkdir /tecnotree
$ chmod 1777 /tecnotree
$ vi /etc/exports
------------------
/tecnotree *(rw)

exportfs -r
systemctl restart nfs-server
showmount -e 

Validate NFS server is working Manually

--------------------------------------------------------------------
rpm -qa | grep nfs-utils
yum install nfs-utils
mkdir /tmp/mylocal
sudo mount -t nfs -o ro,nosuid 172.31.26.152:/tecnotree /tmp/mylocal
mkdir /tmp/mylocal1
sudo mount -t nfs -o rw,nosuid 172.31.26.152:/tecnotree /tmp/mylocal1

vi /etc/fstab
172.31.26.152:/tecnotree 	/tmp/mylocal	 nfs 	ro,nosuid 	0 	0
172.31.26.152:/tecnotree 	/tmp/mylocal1	 nfs 	rw,nosuid 	0 	0

Using NFS server in Kubernetes Pods

	apiVersion: apps/v1
	kind: Deployment
	metadata:
	annotations:
	deployment.kubernetes.io/revision: "1"
	creationTimestamp: null
	generation: 1
	labels:
	app: my-dep
	name: my-dep1
	selfLink: /apis/apps/v1/namespaces/default/deployments/my-dep
	spec:
	progressDeadlineSeconds: 600
	replicas: 30
	revisionHistoryLimit: 10
	selector:
	matchLabels:
	app: my-dep
	strategy:
	rollingUpdate:
	maxSurge: 25%
	maxUnavailable: 25%
	type: RollingUpdate
	template:
	metadata:
	creationTimestamp: null
	labels:
	app: my-dep
	spec:
	containers:
	- image: scmgalaxy/nginx-devopsschoolv2
	imagePullPolicy: Always
	name: nginx-devopsschoolv1
	volumeMounts:
	- mountPath: /test-pd
	name: test-volume
	resources: {}
	terminationMessagePath: /dev/termination-log
	terminationMessagePolicy: File
	volumes:
	- name: test-volume
	nfs:
	server: 172.31.14.69
	path: /tecnotree
	dnsPolicy: ClusterFirst
	restartPolicy: Always
	schedulerName: default-scheduler
	securityContext: {}
	terminationGracePeriodSeconds: 30
	status: {}

view raw nfs-server-kubernetes-pods.yaml hosted with by GitHub

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Rajesh Kumar

I’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I am working at Cotocus. I blog tech insights at DevOps School, travel stories at Holiday Landmark, stock market tips at Stocks Mantra, health and fitness guidance at My Medic Plus, product reviews at I reviewed , and SEO strategies at Wizbrand. 

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