Apache deflate kompresija

deflate-test.sh

• check if deflate gets any benefits to single URL 2009-11-02 15:40

#!/bin/sh

if [ -z "$1" ] ; then
	echo "Usage: $0 http://www.example.com/"
	exit 1
else
	url=$1
fi

time wget $url -O /tmp/foo
echo
time wget --header="Accept-Encoding: gzip" $url -O /tmp/foo.gz
echo

orig_size=`ls -al /tmp/foo    | awk '{ print $5 }'`
comp_size=`ls -al /tmp/foo.gz | awk '{ print $5 }'`

if [ $comp_size -lt $orig_size ] ; then
	echo "OK $comp_size < $orig_size";
else
	echo "ERROR: no visible compression benefits"
fi

#ls -al /tmp/foo /tmp/foo.gz

deflate.conf

• Apache2 configuration to deflate all content 2009-11-02 15:39

# /etc/apache2/conf.d/deflate.conf

<IfModule mod_deflate.c>
	AddOutputFilterByType DEFLATE text/html text/plain text/xml

	SetOutputFilter DEFLATE
	SetEnvIfNoCase Request_URI \.(?:gif|jpe?g|png)$ 			no-gzip dont-vary
	SetEnvIfNoCase Request_URI \.(?:exe|t?gz|zip|bz2|sit|rar)$	no-gzip dont-vary
	SetEnvIfNoCase Request_URI \.pdf$							no-gzip dont-vary

	BrowserMatch ^Mozilla/4 gzip-only-text/html
	BrowserMatch ^Mozilla/4\.0[678] no-gzip
	BrowserMatch \bMSIE !no-gzip !gzip-only-text/html

	DeflateFilterNote Input input_info
	DeflateFilterNote Output output_info
	DeflateFilterNote Ratio ratio_info
	LogFormat '"%r" %{output_info}n/%{input_info}n (%{ratio_info}n%%)' deflate
	CustomLog /var/log/apache2/deflate.log deflate
</IfModule>

server-status.conf

• add /server-status in /etc/apache2/conf.d/ 2009-11-09 14:42

<IfModule mod_status.c>

# munin needs ExtededStatus
ExtendedStatus On

<Location /server-status>
	SetHandler server-status
	Order deny,allow
	Deny from all
#	Allow from all
	Allow from 127.0.0.1
	Allow from .ffzg.hr
</Location>

</IfModule>