[tproxy] tproxy + squid 3 + kernel 2.6.25 + iptables 1.4.0

Nataniel Klug nata at cnett.com.br
Fri Jun 20 13:59:42 CEST 2008


Thanks for the help. I will need some advices to configure the system 
but this is another history... ;)

Laszlo Attila Toth escreveu:
> Hi,
> Nataniel Klug wrote:
>> People,
>> With this advice from Anton I have made some changes. As I could not 
>> find Squid-3.1 I used Squid-3HEAD and, for my surprise, using 
>> --enable-linux-netfilter it enables "transparent tproxy" feature.
> Squid-3 head is also called as Squid-3.1. I don't know the exact 
> versioning of squid.
>> I will try to make this new compilation using kernel-2.6.25 becouse 
>> my test was using (as Anton said).
> I will forward port of the kernel patches to 2.6.25 and 2.6.26 and 
> test when I'll have time for it. But first I have to eliminate a 
> problem related to the tproxy that it doesn't work if the interface is 
> in bridge mode (br0, etc). This issue occurs on each versions of 
> tproxy4 (4.0 and 4.1). The 4.0 branch is used internally in our 
> product but my assumption is that when I fix the 4.0, I can find a 
> solution for 4.1, too. Now I have no idea why it goes wrong with a 
> bridge: TPROXY target (and iptables/netfilter)  doesn't receive any 
> packets.


nata at cnett.com.br


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