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php-general | 2001032

Re: [PHP] "DF" output From: Steven Shepherd (steven <email protected>)
Date: 03/27/01

Bad example (changed to ps and it works actually..but i dont want 'ps', I
want 'top'). Ran top using su to the user 'www' from the command line and
was able to run it fine.

On Tue, 27 Mar 2001, Joe Brown wrote:

> Date: Tue, 27 Mar 2001 12:35:08 -0500
> From: Joe Brown <joebrown <email protected>>
> To: php-general <email protected>
> Subject: Re: [PHP] "DF" output
>
> nobody has execute permission on ps?
>
> Probably quite the opposite, your webserver user doesn't have execute
> permission on ps, so there is no execution or return value.
>
> "Steven Shepherd" <steven <email protected>> wrote in message
> news:Pine.A41.4.21.0103271214080.47822-100000 <email protected>
> > I am writing a script, actually modifying PhPSysInfo to include the top
> > processes used on a machine. So far, no matter what I do, I can only get
> > it to work via the command line. I get a blank screen when trying it via
> > the browser:
> >
> > Tried this:
> >
> > <?php
> > $data = `ps auxwww`; echo nl2br($data);
> > ?>
> >
> > ------------------------------------------------
> > and this:
> >
> > <TT>
> > <PRE>
> > <?php
> > exec("/usr/bin/top n 1 b | head -8 | sed 's/[\$|^M]//g'", $top);
> > while (list(,$line) = each($top)){
> > echo $line, "<BR>\n";
> > }
> > ?>
> > </PRE>
> > </TT>
> >
> > I used sed to remove control characters..etc. Again, both examples above
> > work via the command line, but not via a browser. User "www" is able to
> > run this command as well, so it's not permissions. Help?! :)
> >
> >
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