Re: Q about ProxyRemoteAddr

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jjunkin@xxxxxxxxxxx.xxx wrote:
> Hi! I am having difficulty setting cookies once we changed our
> production modperl system. We changed from a single machine
> front-end/backend setup two a two machine setup Both use apache 2.x for
> the front server on ports 80 and 443, and modperl 1.3.x server running
> on ports 8001,8000.
> 
> The problem is only occurring on the 2 machine setup with server 1
> running apache 2.x using proxypass and modrewrite to proxy back to
> server 2.
> 
> The problem is: after the server is restarted, cookies are set just
> fine. But, after each of the new child processes have been used,
> cookies are no longer set. The Perl application continues to see the
> client's existing cookie, but new cookies are not set.
> 
> Here are some questions: 1) If I am using Apache 2.x, do I still need
> to compile in mod_proxy_add_forward  to the apache server? I was
> somehow under the impression that this exists under apache2.x.

Yes, integrated in mod_proxy in Apache2.
http://perl.apache.org/docs/2.0/user/handlers/http.html#Misc_Notes

> 2) In the lines of the example preload.pl script it shows
> 
> unless ($r->connection->remote_ip eq "127.0.0.1") and
> $r->header_in('X-Forwarded-For');
> 
> I assume that this setup (127.0.0.1) is for when both versions of
> apache are run on the same machine?

Yes.

> If I have a 2 machine setup with server1_ip_addr and server2_ip_addr
> then I should have:
> 
> unless ($r->connection->remote_ip eq "server1_ip_addr") and
> $r->header_in('X-Forwarded-For');
> 
> Is this correct? The docs don't make this clear.

Yes. Patches to make things more clear are welcome. When I wrote that I 
had only one machine.

> Sorry for so many questions. I have searched the mailing list and
> cannot find the answers to these questions.

No worries :)

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