Start Varnish.sh

#!/bin/sh
#
# @author Matt Korostoff <mkorostoff@gmail.com>
#
# @internal start varnish on port 80, switch apache to 8000
#
# @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

			#Change every instance of '80' to '8000' in apache config
			sudo sed -i .bak 's/80/8000/g' /etc/apache2/httpd.conf
			sudo sed -i .bak 's/80/8000/g' /etc/apache2/extra/httpd-vhosts.conf
			sudo apachectl restart
			sleep 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
			apache_process=$(curl -I -silent localhost:8000|grep Apache)
			if [ -n "$apache_process" ]; then
			  echo "Apache restarted on port 8000"
			else
			  echo "Apache failed to start on port 8000"
			fi

			varnish_process=$(curl -I -silent localhost:80|grep Varnish)
			if [ -n "$varnish_process" ]; then
			  echo "Varnish started on port 80"
			else
			  echo "Varnish failed to start on port 80"
			fi
	
	else
		echo "Apache is already running on port 8000"
	fi
else
	echo "Varnish is already running on port 80"
fi