PLEASE, can someone tell me how may I reach someone that can help me in this
problem ?!?
I've already asked in the PHP-DEV mailing list, but I've seen no answers at
all also there...! IMHO, it can be very useful to use php as a remote
administration language!!!
thanks,
prakash
----- Original Message -----
From: "Prakash" <[EMAIL PROTECTED]>
> Hi,
> I'm trying to execute a Webmin script where I can use php as scripting
> language... (It will be good to work with a language as php in a remote
> administration server, as root! potentially dangerous but good!)
>
> Now the STRANGE problem: (seems to be some env variables (maybe I'm wrong)
> when executing PHP as CGI...)
>
> When I execute a test.cgi program from Webmin, it's executed as root, as
it
> was from command line... that's good. The problem is that Webmin execute
> well _every_ program I tried , EXCEPT php !
>
> It seems that php needs some env variables to work well, and these
variables
> aren't provided from the Webmin interface, so to solve the problem I've
> first to understand WHY php does not work...
>
> ---------------------
>
> Maybe I can better explain with 2 samples:
>
> > file aaa.cgi
> >
> > #!/bin/bash
> > echo "Content-type: text/plain"
> > echo
> > echo "aaa"
> > touch /home/test.txt
>
> > file bbb.cgi
> >
> > #!/usr/local/bin/php -q
> > <?php
> > echo "Content-type: text/plain\n\n";
> > echo "aaa\n";
> > $fd = fopen("/home/test.txt","w");
> > fclose($fd);
> > ?>
>
> Now, the 2 programs are quite the same... (if test.txt does not exist...)
> But, the 2 programs behave the same way only if you execute them _from
> command line_.
> If you execute them from the Webmin interface (very good for remote
> administration, that lets execute programs as user root), they behave
> differently:
> aaa.cgi is the same, displays "aaa" on the remote web-browser, and creates
> (well, if text.txt doesn't exist) a local file.
> bbb.cgi does nothing, sends no http headers, no aaa, and does not create
the
> file...
>
> It seems that PHP needs some env variables, and without them, it suddenly
> stops without parsing the file... am I right ?!?
>
> I've also tried to escape from this problem (until understood and solved)
> with a third program:
>
> > file ccc.cgi
> >
> > #!/bin/bash
> > /usr/bin/at -f /path/bbb.cgi now+1minute
> > touch /home/test2.txt
>
> If I call ccc.cgi from Webmin and then from command line, the 2 executions
> are scheduled properly, and look really the same (root user,same
> program,...) but the task scheduled from Webmin is not executed
> properly...
> the php seems to stop with no output.
>
> Also with a file like this:
>
> > file ddd.cgi
> >
> > #!/bin/bash
> > /path/bbb.cgi 2>&1 > test3.txt
>
> show that php really has no output on stdout or stderr (test3.txt is
> created, but 0 bytes long when invoked from Webmin!)
>
> So, the BIG problem is: if Webmin can execute all programs, running them
as
> root, WHY doesn't work well with php scripts ?!?
> I think that the PHP need something, and not having it it suddenly
stops...
> but what ?!?
>
> Are there some developer that can help ?!?
>
> (Writing Webmin modules in perl is not good, if you work mainly with php,
> and webmin can be the best remote administration utility...)
>
> thanks to all,
> waiting for some news...
> prakash
>
>
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