gistfile1.sh

#!/bin/sh
#
# @author Matt Korostoff <mkorostoff@gmail.com>
#
# @internal stop and then restart varnish
#
# @category apache
#
# @copyright Licensed under the GNU General Public License as published by the Free 
# Software Foundation, either version 3 of the License, or (at your option)
# any later version.  http://www.gnu.org/licenses/
varnish_process=$(curl -I -silent localhost|grep Varnish)
apache_process=$(curl -I -silent localhost:8000|grep Apache)

if [ ! -z "$varnish_process" ]; then

	if [ ! -z "$apache_process" ]; then
	
	sudo pkill varnishd >> /dev/null 2>&1

	#start varnish
	sudo varnishd -a 127.0.0.1:80 -T 127.0.0.1:6082 -f /opt/local/etc/varnish/default.vcl -s file,/tmp,500M

	#Report sucess or failure
	varnish_process=$(curl -I -silent localhost|grep Varnish)
	if [ ! -z "$varnish_process" ]; then
	  echo "Varnish restarted on port 80"
	else
	  echo "Varnish could not be restarted"
	fi

	else
		echo "Apache is not running on port 8000"
	fi
else
	echo "Varnish is not running on port 80"
fi