Merge pull request #23 from lalithkota/main

Updated NFS Install scripts

kubernetes/nfs-client/install-nfs-csi-driver.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+export NS=${NS:-kube-system}
+export NFS_SERVER=${NFS_SERVER:-}
+export NFS_PATH=${NFS_PATH:-/srv/nfs/global}
+
+if [ -z "$NFS_SERVER" ]; then
+  echo "NFS_SERVER not provided; EXITING;";
+  exit 1;
+fi
+if [ -z "$NFS_PATH" ]; then
+  echo "NFS_PATH not provided; EXITING;";
+  exit 1;
+fi
+
+echo Add helm csi-driver-nfs repo
+helm repo add csi-driver-nfs https://raw.githubusercontent.com/kubernetes-csi/csi-driver-nfs/master/charts
+helm repo update
+
+echo "Installing CSI Driver for NFS"
+helm -n $NS upgrade --install csi-driver-nfs csi-driver-nfs/csi-driver-nfs \
+  --version v4.7.0
+
+echo "Installing NFS CSI Storage Class"
+envsubst '${NFS_PATH},${NFS_SERVER}' < storage-class.template.yaml | kubectl apply -f -

kubernetes/nfs-client/storage-class.template.yaml

@@ -0,0 +1,14 @@
+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  annotations:
+    storageclass.kubernetes.io/is-default-class: "true"
+  name: nfs-csi
+parameters:
+  mountPermissions: "0"
+  server: ${NFS_SERVER}
+  share: ${NFS_PATH}
+  subDir: '${pvc.metadata.namespace}-${pvc.metadata.name}-${pv.metadata.name}'
+provisioner: nfs.csi.k8s.io
+reclaimPolicy: Retain
+volumeBindingMode: Immediate

nfs-server/install-nfs-server.sh

@@ -1,61 +1,34 @@
-#!/bin/sh
-# Script to install NFS server.
-# Usage: ./install-nfs-server.sh.
-
-#This function is to prompt weather user is able to access sudo or not!!!!
-chkSudoer(){
-  if [ "$USER"=="root" ]; then
-  	return ;
-  fi
-  count=$( groups $USER | grep "sudo" | wc -l )
-  if [ $count -eq 0 ]; then
-    echo " $(tput setaf 1) User $USER does not has sudo access; EXITING $(tput sgr 0) "
-    exit 1;
-  else
-    return
-  fi
-}
-
-## The script starts from here
-echo "This Script will Install NFS server."
-
-chkSudoer    # calling chkSudoer function
-
-read -p "Please Enter Environment Name: " env
-
-if [ -z $env ]; then
-  echo "Environment Name not provided; EXITING;";
-  exit 1;
+#!/bin/bash
+
+export NFS_PATH=${NFS_PATH:-/srv/nfs}
+
+if [ $USER != "root" ]; then
+  echo "Run this as root"
+  exit 1
 fi
-nfsUser=nfsnobody
-nfsStorage=/srv/nfs/openg2p/$env
-echo "\n$(tput setaf 9)[ Install NFS Server ] $(tput sgr 0)"
-sudo apt update
-sudo apt install nfs-kernel-server -y
 
-echo "\n$(tput setaf 9)[ Add User For NFS ] $(tput sgr 0)"
-sudo useradd $nfsUser
-echo "User $nfsUser created"
+echo "\n$(tput setaf 9)[ Install NFS Server ] $(tput sgr 0)"
 
+apt update
+apt install nfs-kernel-server -y
 
 echo "\n$(tput setaf 9)[ Create NFS Storage ] $(tput sgr 0)"
-sudo mkdir -p $nfsStorage
-sudo chown -R $nfsUser:$nfsUser $nfsStorage
-sudo chmod 777 $nfsStorage
-echo  "NFS storage $nfsStorage created."
-
-echo  "\n$(tput setaf 9)[ Enable & Start NFS server ] $(tput sgr 0)"
-sudo systemctl enable nfs-kernel-server
-sudo systemctl start nfs-kernel-server
-echo  "NFS server started and enabled."
-
-echo  "\n$(tput setaf 9)[ Update NFS export file ] $(tput sgr 0)"
-sudo echo "$nfsStorage *(rw,sync,no_root_squash,no_all_squash,insecure,subtree_check)" | sudo tee -a  /etc/exports
-sudo cat /etc/exports | sort | uniq > /tmp/exports
-sudo mv /tmp/exports /etc/exports
-echo  "Updated NFS export file."
-
-echo  "\n$(tput setaf 9)[ Export the NFS Share Directory ] $(tput sgr 0)"
-sudo exportfs -rav
-
-echo  "\n NFS Server Path: $nfsStorage "
+mkdir -p $NFS_PATH
+chmod 777 $NFS_PATH
+echo "NFS storage $NFS_PATH created."
+
+echo "\n$(tput setaf 9)[ Enable & Start NFS server ] $(tput sgr 0)"
+systemctl enable nfs-kernel-server
+systemctl start nfs-kernel-server
+echo "NFS server started and enabled."
+
+echo "\n$(tput setaf 9)[ Update NFS export file ] $(tput sgr 0)"
+echo "$NFS_PATH *(rw,sync,no_root_squash,no_all_squash,insecure,subtree_check)" | tee -a  /etc/exports
+cat /etc/exports | sort | uniq > /tmp/exports
+mv /tmp/exports /etc/exports
+echo "Updated NFS export file."
+
+echo "\n$(tput setaf 9)[ Export the NFS Share Directory ] $(tput sgr 0)"
+exportfs -rav
+
+echo "\n NFS Server Path: $NFS_PATH "