Script to auto mount external device.If for some reason you do not want to use the fstab file, this script will be a resolve

1tb.sh

#!/bin/sh
#

#
# Script to auto mount external device
# If for some reason you do not want to use the fstab file, this script will be a resolve
#



# The path to the disk label
LABEL_PATH="/dev/disk/by-label"
# File label
LABEL_FILE="1tb"
LABEL_LINK="$LABEL_PATH/$LABEL_FILE"

# Where mounted?
MUONT_TO="/mnt/1tb"


# -h : if FILE exists and is a symbolic link
# Check whether the connected drive on the presence of a symbolic link device
if [ ! -h $LABEL_LINK ]
then
        echo "Symbol link $LABEL_LINK is no exist"
        echo "The device is not connected"
	exit;
fi;

# Determine the location of the disk
DEVICE_PATH=$(cd $LABEL_PATH && cd $(dirname $(readlink $LABEL_LINK))  && pwd)
DEVICE_FILE=$(basename $(readlink $LABEL_LINK))
DEVICE="$DEVICE_PATH/$DEVICE_FILE"

# -b : if FILE exists and is a special block file.
if [ ! -b $DEVICE ]
then
        echo "The device $DEVICE is no exist"
        echo "The device is not connected"
	exit;
fi

# check if device is mounted
MOUNTED=""
if grep -qs $DEVICE /proc/mounts; 
then
#	echo "It's mounted."
	MOUNTED="1"
#else
#    echo "It's not mounted."
fi

#echo $DEVICE



case "$1" in
    start)
        if [ ! $MOUNTED ]
        then
		mount -t ext4 $DEVICE $MUONT_TO
                echo "mounted"
	else
                echo "Not mounted! The device is alredy mounted"
        fi
        ;;
    stop)
        if [ $MOUNTED ]
        then
		umount $DEVICE
                echo "umounted"
	else
                echo "Not unmounted! The device is alredy unmounted"
        fi
        ;;
    restart)
	$0 stop
	$0 start
        ;;
    mounted)
	echo -n $MOUNTED
        ;;
    *)
        echo "Please use start, stop, restart or mounted as first argument"
        ;;
esac

# Save it to /etc/init.d/1tb
# Don't forget run `update-rc.d 1tb defaults`