Squid

Squid Proxy Server Settings

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SARG: Squid Analysis Report Generator

"Squid Analysis Report Generator is a tool that allow you to view "where" your users are going to on the Internet."

SARG Homepage: http://sarg.sourceforge.net/

SME SARG HowTo: Sarg This section should contain links to the various Squid modifiers - Squidguard, Dansguardian, Sarg, etc.

DansGuardian: true web content filtering for all

"DansGuardian is an award winning web content filtering proxy(1) for Linux, FreeBSD, OpenBSD, NetBSD, Mac OS X, HP-UX, and Solaris that uses Squid(2) to do all the fetching. It filters using multiple methods. These methods include URL and domain filtering, content phrase filtering, PICS filtering, MIME filtering, file extension filtering, POST limiting."

DansGuardian Homepage: http://dansguardian.org/

SME DansGuardian HowTo: Dansguardian

SquidGuard

"SquidGuard is a URL redirector used to use blacklists with the proxysoftware Squid."

Squidguard Homepage: http://www.squidguard.org/

SME SquidGuard Howto: SquidGuard

ProxyPass

Despite the name, ProxyPass has nothing to do with the Squid proxy and is actually an Apache directive designed to allow a given URL on your server to return the content of some other webserver - either internal (behind your SME) or external.

Apache proxypass Documentation: http://httpd.apache.org/docs/2.2/mod/mod_proxy.html#proxypass

SME proxypass Howto: SME_Server:Documentation:FAQ#Proxy_Pass

Customizing Squid

Bypass the Proxy Server Without Disabling Your Transparent Proxy

Firewall#Bypass_Proxy

Caching WindowsUpdate download (and others too)

From this post

• http://forums.contribs.org/index.php?topic=34812.0

and

• http://forums.contribs.org/index.php?topic=40391.0;topicseen

Create the template fragment

pico /etc/e-smith/templates/etc/squid/squid.conf/05refreshpattern

paste lines below

hierarchy_stoplist cgi-bin ?
acl QUERY urlpath_regex cgi-bin \?
no_cache deny QUERY
cache_mem 16 MB
maximum_object_size 1280096 KB
cache_dir ufs /var/spool/squid 3000 16 256 

# caching windows update various windows versions
refresh_pattern http://.*\.windowsupdate\.microsoft\.com/ 0 80% 20160 reload-into-ims
refresh_pattern http://.*\.update\.microsoft\.com/ 0 80% 20160 reload-into-ims
refresh_pattern http://download\.microsoft\.com/ 0 80% 20160 reload-into-ims
refresh_pattern http://windowsupdate\.microsoft\.com/ 0 80% 20160 reload-into-ims
refresh_pattern http://office\.microsoft\.com/ 0 80% 20160 reload-into-ims
 
# add any site you want to cache below

Execute:

expand-template /etc/squid/squid.conf
squid -k reconfigure

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