Re: [squid-users] Forward Cache not working

Mike Makowski wrote:
> Hello all,
>
> I'm new to squid. Currently have squid3 installed on a 64-bit ubuntu box.
> Fresh install with default YUM settings.
>
> I am trying to get the forward proxy cache to work for one very specific
> application that is running on multiple servers on my LAN. Instead of each
> machine pulling a 12MB file from the internet I am trying to make squid pull
> the file on behalf of the clients and then server it to them out of cache.
> The file changes roughly every 15-20 minutes and squid would need to pull
> the fresh copy each time and update the cache. The clients are using wget
> to download the 12MB file via http.
>
> set http_proxy = '172.16.0.2:3128 (squid server)
> wget http://www.sortmonster.net/master/Updates/test.xyz -O test.new.gz
> --header=Accept-Encoding:gzip --http-user=myuserid --http-passwd=mypassword
>

Content protected by a login is usually marked with the header
"Cache-control: private", which will prevent a shared cache from keeping
a copy.

> I have changed the ACL to accept connections from my 172 network and have
> also updated http proxy to recognize the same addresses. Have increased the
> max file cache size to 200MB and have increased the maximum individual file
> cache object size to 50MB.
>
> The proxy works great in that it is servering the requested content to each
> client but it always pulls over the interet - not from cache. I have been
> told that others have been successful at caching this file in squid so I
> suspect there is nothing wrong on the remote end.
>
> I'm also not quite clear how squid will handle the requests if multiple
> clients request the file at the same time and it is not yet cached.
>
> I know I'm missing something very simple. Suggestions please.
>

http://www.squid-cache.org/Versions/v3/3.0/cfgman/refresh_pattern.html

Keyword "ignore-private".

> Thank for any help.
>
> Mike Makowski
>

Chris
Received on Mon Jan 04 2010 - 22:29:33 MST