Re: [squid-users] URL redirection

rcbandit wrote:
>
>
> Amos Jeffries-2 wrote:
>>> Hi,
>>> I would like to ask you is there a way to configure squid to redirect
>>> IPs.
>>> I want squid to read IP's from file saved in .TXT format saved on HDD or
>>> server on internet. And when user's IP matches with the IP from the TXT
>>> file
>>> squid redirects it to external URL hosted on remote server.
>> Umm, what exactly are you trying to do with this?
>> There are several scenarios each with different solutions possible.
>>
>> Please note the IPs do not have a 1:1 relationship with URLs so rewriting
>> a URL based on it's IP is not generally possible.
>> For example, the URL http://www.google.com/ for example has several
>> hundred geo-located IPs (not all of which are visible at any time or at
>> all), and each of those IPs has a few dozen domain names.
>>
>>
>>> Second question - is there a way to configure squid to read the external
>>> TXT
>>> file every 10 minutes for example so when I manually enter new IP or
>>> remove
>>> old one squid reads it and reconfigure itself.
>> No.
>> For this type of thing use an external_acl_type helper. They are tested
>> live for every request with an optional caching time in seconds for the
>> results.
>>
>> I'm getting a vague Idea about what you are trying to do, I don't think
>> you want redirection at all. But please state what it is clearly so we can
>> be of more help.
>>
>> Amos
>>
>>
>>
>
>
> I want to write a PHP billing system for ISPs and web hosting. It's a hobby
> project.
> My idea is to control the access to the internal servers with squid and PHP
> program. When the owner of the server don't pay squid blocks the access.
> I will write a PHP program witch will pass IPs to the squid using .TXT file.
> Squid reads the IPs from the file and blocks the access. So I need a way to
> force squid to read that .TXT file.

Definitely external_acl_type then.

FWIW all the CDN providers I know of (self included) have some form of
this already existing in practice. Often more efficiently integrated
into the local authentication mechanisms than .txt method would allow for.

The formal Quota feature is also being worked on to integrate finer
control into later Squid releases.

Amos

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