Re: [squid-users] Netscape to Squid conversion Issues

From: Jan Welker <jan.welker_at_gmail.com>
Date: Tue, 9 Dec 2008 17:27:28 +0100

I am using Squid 2.6STABLE18.

My config:

acl all src 0.0.0.0/0.0.0.0

acl manager proto cache_object
acl localhost src 127.0.0.1/255.255.255.255
acl to_localhost dst 127.0.0.0/8
acl SSL_ports port 443 8443 # https
acl SSL_ports port 563 # snews
acl SSL_ports port 873 # rsync
acl Safe_ports port 80 # http
acl Safe_ports port 21 # ftp
acl Safe_ports port 443 # https
acl Safe_ports port 70 # gopher
acl Safe_ports port 210 # wais
acl Safe_ports port 1025-65535 # unregistered ports
acl Safe_ports port 280 # http-mgmt
acl Safe_ports port 488 # gss-http
acl Safe_ports port 591 # filemaker
acl Safe_ports port 777 # multiling http
acl Safe_ports port 631 # cups
acl Safe_ports port 873 # rsync
acl Safe_ports port 901 # SWAT
acl Safe_ports port 8443 # special web
acl purge method PURGE
acl CONNECT method CONNECT

http_access allow manager localhost
http_access deny manager
http_access allow purge localhost
http_access deny purge
http_access deny !Safe_ports
http_access deny CONNECT !SSL_ports
http_access allow localhost

acl company src 192.168.0.0/16
http_access allow company

http_access deny all

icp_access allow all
http_port 192.168.0.15:8080 accel defaultsite=fu.company.com
cache_peer 172.0.0.1 parent 8080 0 no-query originserver

hierarchy_stoplist cgi-bin ?

cache_dir ufs /var/spool/squid 1024 16 256

access_log /var/log/squid/access.log squid

acl QUERY urlpath_regex cgi-bin \?
cache deny QUERY

refresh_pattern ^ftp: 1440 20% 10080
refresh_pattern ^gopher: 1440 0% 1440
refresh_pattern . 0 20% 4320

acl apache rep_header Server ^Apache
broken_vary_encoding allow apache

extension_methods REPORT MERGE MKACTIVITY CHECKOUT

visible_hostname prod-iproxy.company.com

hosts_file /etc/hosts

coredump_dir /var/spool/squid

#############################################################
Thanks,
Jan

On Tue, Dec 9, 2008 at 5:02 PM, Dean Weimer <dweimer_at_orscheln.com> wrote:
> What version of squid are you running, and can you include the configuration lines that you used to configure the reverse proxy settings?
>
> Thanks,
> Dean Weimer
> Network Administrator
> Orscheln Management Co
>
> -----Original Message-----
> From: Jan Welker [mailto:jan.welker_at_gmail.com]
> Sent: Tuesday, December 09, 2008 9:40 AM
> To: squid-users_at_squid-cache.org
> Subject: Re: [squid-users] Netscape to Squid conversion Issues
>
> I do have a webserver hosting the pac file. I set the default site to
> be that webserver. I do not get it to work. I followed this manual:
> http://wiki.squid-cache.org/SquidFaq/ReverseProxy
>
>
> On Tue, Dec 9, 2008 at 4:26 PM, Dean Weimer <dweimer_at_orscheln.com> wrote:
>> You might try configuring squid as a reverse proxy for a web server actually hosting your proxy.pac file, I have never tried this, but I think it would work.
>>
>> Thanks,
>> Dean Weimer
>> Network Administrator
>> Orscheln Management Co
>>
>> -----Original Message-----
>> From: Jan Welker [mailto:jan.welker_at_gmail.com]
>> Sent: Tuesday, December 09, 2008 8:04 AM
>> To: squid-users_at_squid-cache.org
>> Subject: [squid-users] Netscape to Squid conversion Issues
>>
>> Here's a situation we're facing and I'm curious if anyone has some
>> insight into how we might approach this problem.
>>
>> We currently have approximately pcs, a very large portion of which
>> are configured in one of two ways.
>>
>> A. Netscape browsers with manual proxy servers set up for http and
>> https as proxy.host.net:8080
>> B. Netscape browsers with automatic proxy configuration with URL setup
>> as proxy.host.net:8080 (note they're the same).
>>
>> This setup runs fine when pointing to the netscape admin-server/proxy
>> server configuration.
>>
>> The problem I'm having is when I point one of the "automatic"
>> configured pcs to one of the boxes running SQUID. At startup, the user
>> receives a message saying the automatic configuration has failed and
>> on the squid server I see the following access.log entry.
>>
>> 10.49.0.145 - - [30/Apr/2001:16:28:40 -0400] "GET / HTTP/0.0" 400 1094 NONE:NONE
>>
>> From the docs, it's clear that I need to provide a proxy.pac file
>> telling the users what their automatic configuration should be. The
>> problem I'm having is how to provide this info and provide
>> filtering/caching all from the same port?
>>
>> Having all the users change their configuration to point to another
>> port or host isn't an attractive option (120+ sites, 6000 pcs likely
>> to be touched). If I must do that, I'd much prefer to cut over to
>> transparent proxying so we don't face this problem again in the future
>> and it's trivial for the end users to reconfigure.
>>
>> Any insight would be greatly appreciated.
>>
>> Jan
>>
>
Received on Tue Dec 09 2008 - 16:27:32 MST

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