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From Georgi Chorbadzhiyski ...@unixsol.org>
Subject Re: [users@httpd] Proglem with RewriteMap directive (mod_rewrite module)
Date Tue, 17 Oct 2006 11:45:16 GMT
Sandeep Warikoo wrote:
> I am facing a very strange problem with mod_rewrite module of Apache.
> I am using an external program in perl to perform key-value mapping using
> RewriteMap Directive.
> 
> I have a very simple program:
> 
> ---------------------
> #!/usr/bin/perl
> 
> $|=1;
> $i = 1;
> 
> while($input = <STDIN>)
> {
>     print "$i\n";
>     $i++;
> }
> -------------------------
> 
> And the RewriteRule is
> 
> RewriteLock /root/demo.pl

Are you sure this is correct? Try setting other LockFile than the script itself.

> RewriteMap cvssvnrev    prg:/root/demo.pl
> 
> RewriteCond %{QUERY_STRING}    ^rev=(.*)$
> RewriteRule /viewcvs/viewcvs.cgi/(.*)
> http://10.88.152.75/viewvc/trunk/$1?rev=${cvssvnrev:$1+%1} [L]
> 
> This means that for first access to such url I should get "rev=1", for next
> access "rev=2", and so on as query String. But
> 
> what I get is "rev=" for first access, "rev=1" for second access, "rev=2"
> for third access, i.e. the value I get is the one that was
> 
> calculated during previous execution. It looks like the apache module after
> writing to STDIN of this program doesn't wait for
> 
> newline termination output from program (which it should so as per
> specification), but immediately reads whatever is on pipe
> 
> which is nothing for first execution, and output of previous executions for
> rest of executions.
> 
> Is this a bug in mod_rewrite module (I am using Apache version 2.2)? Or
> there is some option I have missed?

-- 
Georgi Chorbadzhiyski
http://georgi.unixsol.org/

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