Re: FTP load balancing?

On Thu, May 22, 2008 at 8:00 PM, Willy Tarreau <w#1wt.eu> wrote:
> On Thu, May 22, 2008 at 05:12:18PM +0200, Alberto Giménez wrote:
>> On Thu, May 22, 2008 at 4:30 PM, Willy Tarreau <w#1wt.eu> wrote:
>> > On Thu, May 22, 2008 at 04:27:51PM +0200, Alberto Giménez wrote:
>> >
>> > that means you're doing passive FTP if the client wants to connect to the
>> > server.
>>
>> Hi again,
>>
>> I think I didn't explain myself very well. I meant that packets were travelling
>> between server and client directly, without passing by the haproxy bos, so
>> the conversation goes like this:
>>
>> client -> haproxy (21)
>> client <- haproxy (21) (and so on...)
>>
>> but when I make a "ls" on the client side and it performs the PORT operation,
>> tcpdump tells:
>>
>> FTPserver (20) -> client (P)
>> FTPserver (20) <- client (P)
>>
>> So It seems the rule is not taking effect... Any other idea? Could you show
>> some parts of your configuration to see if I'm missing something?
>
> are you sure that your servers have their default route through the haproxy ?

Sure. I perform the tcpdump on the haproxy machine and I can see all the info, but as I stated before, SNAT seems not to be "applied" at all. I've been running crazy all the day and finally I decided not to "load balance" FTP service until I find a working solution :(

Any other idea?

Thanks for your time Willy.

-- 
Alberto Giménez