#!/bin/bash

function PrintSize {

df -h | grep "$1" | awk '{print "Size: "$2}';

}

function PrintFree {

df -h | grep "$1" | awk '{print "Used: "$4}';

}

function PrintBar {

perc=$(df | grep "$1" | awk '{print $5}' | sed -e's/%//';);

bar="[";

for i in $(seq 0 10 100); do

if [ $perc -gt $i ]; then

bar="${bar}<span fgcolor=\"red\">*</span>";

else

bar="${bar}<span fgcolor=\"gray\">-</span>";

fi

done

bar="${bar}]"

echo $bar;

}

function PrintDev {

df -h | grep "$1" | awk '{print $1}';

}

if [ $2 == "" ]; then

printf "%-15s %-12s %-12s %-12s\n" "$(PrintDev $1)" "$(PrintSize $1)" "$(PrintFree $1)" "$(PrintBar $1)"

else

printf "%-15s %-12s %-12s %-12s\n" "$2" "$(PrintSize $1)" "$(PrintFree $1)" "$(PrintBar $1)"

fi