[CentOS] Binding an ip address to an username with SQUID passwod file (SOLVED)

Indunil Jayasooriya indunil75 at gmail.com
Mon Mar 26 06:44:17 UTC 2007


Hi kalinix

Thanks fro your correct info. It now works as expected.

I am really happy about your rules.

Thank you very much

indunil


On 3/24/07, kalinix <calin.kalinix.cosma at gmail.com> wrote:
>
> On Sat, 2007-03-24 at 12:06 +0530, Indunil Jayasooriya wrote:
> >
> > Hi List,
> >
> > I want to bind an ip address to a username with squid by using squid
> > password file.
> >
> > I am using ncsa_auth programme. Below are line that I have added to
> > squid.conf file.
> >
> > auth_param basic
> > program /usr/lib/squid/ncsa_auth /etc/squid/squid_passwd
> > auth_param basic children 5
> > auth_param basic realm Squid proxy-caching web server
> > auth_param basic credentialsttl 2 hours
> > auth_param basic casesensitive off
> >
> > acl ncsa_users proxy_auth REQUIRED
> > http_access allow ncsa_users
> >
> > We are currently browsing internet with usernames and passwords. But
> > the problem is a user can access internet from all the workstation
> > with his username and password. I do not need it. I only want a user
> > to access internet from his machine.
> >
> > Solution to that is binding an ip address to an username. Then, A user
> > can access internet from that particular ip.
> >
> > I searche a lot from the internet. I found some info. I tried a lot.
> > But I still have not been able to solve this issue.
> >
> >
> > Some info I found from the Internet says perl script can do it.
> >
> > pls see below ulrs for it.
> >
> > http://iits.uap.edu.ph/~jpira/footnotes/squid.html
> >
> > http://www.visolve.com/squid/squid30/externalsupport.php
> >
> > Pls note that I am not a programmer. So I do not know any perl nor do
> > I know any python stuff.
> >
> > So I do not want to go with above urls.
> >
> > But, I found an easy method from squid list. Pls see below URLS .
> >
> >
> > http://www.squid-cache.org/mail-archive/squid-users/200208/0033.html
> >
> > http://www.squid-cache.org/mail-archive/squid-users/200208/0029.html
> >
> > These above URLS are fine for me. The above URLS say,
> >
> > put the IP add in squid passwd
> >
> > I did it. Pls see below for my squid_passwd file.
> >
> > [root at worldnet ~]# cat /etc/squid/squid_passwd
> > indunil:TeiAQ3uqXDQNg:192.168.101.25
> > www:Oi4THedCcN0nQ
> > web:qsTaT6v2loN5g
> >
> > It has bound user indunil to ip address 192.168.101.25 .
> >
> > But user  indunil still can access internet from any ip . Why is that?
> > Where did I go wrong?
> >
> >  I think that it is an easy task.
> >
> > Pls help me to solve this issue. It is urgent.
> >
> > --
> > Thank you
> > Indunil Jayasooriya
> >
> >
> >
> > _______________________________________________
> > CentOS mailing list
> > CentOS at centos.org
> > http://lists.centos.org/mailman/listinfo/centos
>
> You should check whether you have ip_user_check (locate ip_user_check).
> Normally it comes with squid installation, on CentOS it should be
> in /usr/lib/squid/.
>
> Then you may want to generate a config file, which should contain the
> list of ips and users (like <IP> <USER>).
>
> Then you should add a line in your squid config file (e.g. ip.txt):
> external_acl_type IP_USER %SRC %LOGIN /usr/lib/squid/ip_user_check
> -f /path/to/config/file/ip.txt
>
> After ncsa acl you should define a new acl like this:
>
> acl IP_USER external IP_USER %SRC %LOGIN
>
> Once this has completed you may want to rewrite the rules, like:
>
>
> http_access deny !ncsa_users
> http_access deny !IP_USER
> http_access allow IP_USER
> http_access allow ncsa_users
>
>
> You can check the ip_user_check after you created the config file from a
> command line, issuing the comand:
>
> /usr/lib/squid/ip_user_check -f /path/to/config/file/ip.txt
>
>
> then if you type the right pair ip user you will get an OK message and
> if you have an wrong pair you will get an ERR message
>
>
> For further reading:
>
> http://devel.squid-cache.org/external_acl/
>
> http://www.squid-cache.org/mail-archive/squid-users/200409/0961.html
> (the code might be a little fuzzy)
>
> http://www1.ru.squid-cache.org/mail-archive/squid-users/200303/1304.html
>
>
> http://linuxportal.ru/forums/index.php/m/31853/#msg_31853 (is in
> russian, but the code is still in english :D )
>
>
>
>
> HTH
>
>
>
> Calin
>
> =================================================
> Appendix: A portion of a book, for which nobody yet has discovered any
> use.
>
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>



-- 
Thank you
Indunil Jayasooriya
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