GeekTool website monitor

status.sh

#!/bin/bash
# GeekTool script to display status of websites you monitor. See http://projects.tynsoe.org/en/geektool/
# Displays name of site if there's no error. Adds "!!!!" in front of unavailable site.
# Sends an email when a site is unavailable.

ARRAY=( 
	'awebsite.com' 
	'anotherwebsite.com' 
	'onemore.com'
)
ELEMENTS=${#ARRAY[@]}

function check {
	STATUS=$?
	case $STATUS in
		6)
			update "Unable to resolve host." $1
		;;
		7)
			update "Failed to connect to host." $1
		;;
		18)
			update "Partial file. Only a part of the file was transferred." $1
		;;
		77)
			update "Problem with reading the SSL CA cert (path? access rights?)." $1
		;;
		78)
			update "The resource referenced in the URL does not exist." $1
		;;
		0)
			echo "    " $1
		;;
		*)
			echo "    " $STATUS $1
		;;
	esac 
}

function update {
	# send error via email
	echo $1 | mail -c address@email.com -s "Website Error: $2" another@email.com
	# update GeekTool display
	echo "!!!!" $2
}

for ((i=0;i<$ELEMENTS;i++)); do
	
	curl -s -o "/dev/null" ${ARRAY[$i]}
	check ${ARRAY[${i}]}

done