I believe he is trying to do this 'on the fly' without reboot for the new
configs.

If you know how to do this with a require in the configs, I'd sure like to
hear more.

I beat my head on this pretty good before and ended having to invest in the
development to 
make it work, but the development really wasn't that ugly and it works like
a champ.  Just make sure you have some kind of caching mechanism (or figure
out how to use the apache pools) so that you aren't hitting the database for
every http request.

I didn't find too many people who really understood what the benefits are of
doing this.  I guess if someone did, it would be more accessible in Apache
itself.  The benefits in management, scalability, and minimizing downtime by
those idiots ... I mean customers ... who do stupid things like delete their
htdocs directories and cause the whole rebooting process to fail.

If any of the big guys are listening, this is big on my wish list for
upcoming apache adds.  I've committed myself to bellying up to the bar to
learn C just so I can do something like this using the apache engine.

- Karyn

-----Original Message-----
From: Michael [mailto:[EMAIL PROTECTED]]
Sent: Tuesday, March 28, 2000 2:03 PM
To: [EMAIL PROTECTED]
Subject: RE: Set DocumentRoot from modperl


> Sergio,
> 
>    I just walked this route...
> 
>    The long and short is that it can't be done anything close to
>    feasably.

There is a work around to this. If you use the syntax


perlcode
perlcode
require 'somefile.cgi';
more perl
more perl

then the cgi script gets imported into the environment and RUN with 
the current document root rather than the one for modperl for the 
whole system. Yeah, it's messy and require was not intended to be 
used quite that way, but it works!

> 
>    You'll have to write your own URI Translator and alter some code
>    so that
> you can 
>    introduce your DOCUMENT_ROOT down the line to things like the
>    mod_cgi
> etc.  If you 
>    search the mod_perl forum, you'll see some handy code that one of
>    the
> gurus 
>    around here provided me use the NOTES table.
> 
>    BTW, if you're introducing FrontPage to your masses.  You'll have
>    to
> re-write your 
>    own fpcount.exe.  The codes not available and it's anybody's
>    guess where
> the hell 
>    it actually gets the document root from (I even encoded it into
>    the
> mod_frontpage.c
>    module without success) and naturally the source isn't available.
> 
>    Have fun.  I did!
> 
> --------------------------------------------------------------------
> - Best regards,
> 
> Karyn Ulriksen
> Chief Systems Architect
> PublicHost
> 22 Mauchly, Suite 200
> Irvine, California  92618 USA
> Phone: (949) 743-2000
> email: [EMAIL PROTECTED]
> URL:  http://www.publichost.com
> 
> 
> 
> -----Original Message-----
> From: Serge <Serge Barbosa Da Torre [mailto:[EMAIL PROTECTED]]
> Sent: Tuesday, March 28, 2000 1:45 PM To: [EMAIL PROTECTED]
> Subject: Set DocumentRoot from modperl
> 
> 
> 
> Hi,
> I am trying to find a way of setting DocumentRoot (and possibly
> Alias) directly from modperl in order to implement dynamically
> generated virtual hosting. The thing is that my virtualhost
> parameters comes from a database and may change anytime (so I can't
> restart Apache in general), so it is difficult to implement with
> Apache virtual host rewrite, mod_rewrite or even <Perl> directives
> in httpd.conf. I tried to use subprocess_env to set this variable,
> but it is useful only for cgi-scripts, not perl or C handlers since
> it sets the Environment variable only.
> 
> Is the only solution to rewrite the URI translation phase so it does
> not use DocumentRoot directive??
> 
> -- 
> Serge Barbosa Da Torre        -  [EMAIL PROTECTED]
> 
> "It's not easy, being green."
>   -- Kermit the Frog
> 

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