linux managed disk setup

linuxManagedDiskSetup.sh

#!/bin/bash

set -e
drive=/dev/sdc1

if [ $(cat /proc/mounts | grep /dev/sdc1 | wc | awk '{print $1}')  == 0 ]; then
	(echo n; echo p; echo 1; echo ; echo ; echo w) | fdisk /dev/sdc 
        sleep 5
	mkfs -t ext4 /dev/sdc1 	
elif [ $(blkid $drive -p -o value -s TYPE) != 'ext4' ]; then
	(echo n; echo p; echo 1; echo ; echo ; echo w) | fdisk /dev/sdc 
	sleep 5
	mkfs -t ext4 /dev/sdc1 
fi

if [ -d '/datadrive' ]; then
        echo "/datadrive exists"	        
else
        mkdir /datadrive
fi
 
if [ $(df -h | grep "datadrive"| awk '{print $1}')=='/dev/sdc1' ]; then
        echo "device is mounted"
	x1=$(df -h | grep "datadrive"| awk '{print $1}')
	if [ -z $x1 ]; then
		mount /dev/sdc1 /datadrive 
	fi
else
        echo "device is not mounted"
        mount /dev/sdc1 /datadrive 
fi
	
x1=$(df -h | grep "datadrive"| awk '{print $1}')
x2=$(blkid | grep $x1 | awk '{print $2}')

if [ $(cat /etc/fstab  | grep "${x2//\"}" | wc | awk '{print $1}') -gt 0 ]; then
	echo "/etc/fstab is already updated"
else
	echo "updating /etc/fstab"
	printf "%s  /datadrive  ext4    defaults,nofail   1  2" "${x2//\"}" | tee -a /etc/fstab
fi

set +e
exit $?