[K12OSN] squidGuard not working

"Terrell Prudé Jr." microman at cmosnetworks.com
Wed Oct 8 15:38:35 UTC 2008


http://wiki.squid-cache.org/SquidFaq/InterceptionProxy

At work, we do it in conjunction with the Cisco router without WCCP.

--TP
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Moon wrote:
> Can someone point me to or make a recommendation for forcing users to use
> the proxy without having to configure each user's browser? I believe this is
> referred to as transparent proxy. 
>
> I know my squid/squidGuard configurations are working now since I can
> configure a thin client browser to use the proxy server (K12LTSP EL5) and it
> works just fine.
>
> I've set up transparent proxy in the /etc/squid/squid.conf for squid v2.6
> but it does not work. Setting is: http_port 127.0.0.0:3128 transparent
>
> I think the reason transparent proxy is not working is because I do not have
> any iptables redirection of browser http traffic to the proxy server
> (K12LTSP EL5).
>
> Please advise.
>
>
>
> -----Original Message-----
> From: Moon [mailto:moon at smbis.com] 
> Sent: Saturday, October 04, 2008 03:01 AM
> To: 'Support list for open source software in schools.'; 'Lewis Holcroft'
> Subject: RE: [K12OSN] squidGuard not working
>
> OK, I seem to have muddled my way through getting squidGuard and the
> blacklists installed. All the directories seem to be installed now as well. 
>
> The default install of squidGuard on K12LTSP EL5 is not working correctly
> and requires significant work to get it as far as I have, especially with
> the squidguard.conf file and the blacklist directories and files, which
> would lock up due to no content in several of the directories listed in the
> default squidguard.conf file. 
>
> However, my setup still has one more issue, which seems to be in the
> verification that squidGuard is actually working.
>
> Also, I would still like to get someone's input on their working
> configuration. I would like to see their squidguard.conf file and how they
> setup a thin client browser to use the proxy.
>
> Any help here is greatly appreciated. 
>
> Thanks, 
>
> Charlie
>
>
>
> -----Original Message-----
> From: Moon [mailto:moon at smbis.com] 
> Sent: Friday, October 03, 2008 11:32 PM
> To: 'Support list for open source software in schools.'; 'Lewis Holcroft'
> Subject: RE: [K12OSN] squidGuard not working
>
> BTW, I made the edits to the K12LTP wiki so that others don't have to
> encounter this problem.
>
>  
>
> I changed the /usr/sbin to /usr/bin on both the Installation and Updates
> pages.
>
>  
>
> However, I still have questions about the default configs and
> directories. There is no default /var/squidGuard, /var/squidGuard/db,
> /var/squidGuard/blacklists, or /var/log/squidGuard directories. Nor is
> there any /etc/cron.d/squidGuard.
>
>  
>
> Does anyone have a working config for squidGuard with all the
> directories with contents and a cron config?
>
>  
>
> Any help here is greatly appreciated. I will make the appropriate edits
> to the K12LTSP wiki once I have everything configured and working
> correctly so that no one else has to go through this again.
>
>  
>
> Thanks
>
>  
>
> Charlie
>
>  
>
>  
>
> ________________________________
>
> From: Moon [mailto:moon at smbis.com] 
> Sent: Friday, October 03, 2008 10:42 PM
> To: 'Support list for open source software in schools.'; 'Lewis
> Holcroft'
> Subject: RE: [K12OSN] squidGuard not working
>
>  
>
> I think I just found the error you mentioned. The directions have the
> wrong directory for the squidGuard executable. 
>
>  
>
> Directions give: redirect_program /usr/sbin/squidGuard -c
> /etc/squid/squidGuard.conf
>
>  
>
> Should be: redirect_program /usr/bin/squidGuard -c
> /etc/squid/squidGuard.conf
>
>  
>
> That takes care of getting it running.
>
>  
>
> However, I still have questions about the default configs and
> directories.
>
>  
>
> Any help here is greatly appreciated.
>
>  
>
> Thanks
>
>  
>
> Charlie
>
>  
>
>  
>
> ________________________________
>
> From: Moon [mailto:moon at smbis.com] 
> Sent: Friday, October 03, 2008 10:35 PM
> To: 'Lewis Holcroft'; 'Support list for open source software in
> schools.'
> Subject: RE: [K12OSN] squidGuard not working
>
>  
>
> Thank for the feedback. 
>
>  
>
> One other thing about the default K12LTSP install for squidGuard is that
> no database or log directory is configured either. So given that I would
> suspect there are a number of items that are not completely ready to run
> with squidGuard on K12LTSP. 
>
>  
>
> I looked at the squidGuard site and read their docs and thought about
> installing from scratch since it looks pretty straight forward, but the
> problem with that would be that I might not get updates.
>
>  
>
> Any help here is greatly appreciated.
>
>  
>
> Thanks
>
>  
>
> Charlie
>
>  
>
> ________________________________
>
> From: Lewis Holcroft [mailto:lewis at pcc.com] 
> Sent: Friday, October 03, 2008 10:24 PM
> To: moon at smbis.com; Support list for open source software in schools.
> Subject: Re: [K12OSN] squidGuard not working
>
>  
>
> Charlie,
>
>  
>
> I'm not at my office at the moment so I can't check the server we have
> it running on. However the version of squid on EL 5 has slightly
> different defaults than previous versions. I don't remember exactly but
> I think the line for transparent proxy needs to be adjusted. 
>
> Lewis
>
>
> On Oct 3, 2008, at 9:52 PM, "Moon" <moon at smbis.com> wrote:
>
> 	Hello, I am trying to get squidGuard working on a school K12LTSP
> EL5 server implementation. It appears that the default install has
> issues. After trying to activate squidGuard per the K12LTSP wiki
> instructions (
> <http://k12ltsp.org/mediawiki/index.php/Squid:SquidGuard:Installation>
> http://k12ltsp.org/mediawiki/index.php/Squid:SquidGuard:Installation) I
> get an error message when trying to restart squid. Has anyone tried to
> install squidGuard on a K12LTSP EL5 server? Are there instructions
> somewhere that are different than those on the K12LTSP wiki?
>
> 	 
>
> 	Thanks
>
> 	 
>
> 	Charlie 
>
> 	 
>
> 	 
>
> 	 
>
> 	 
>
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