This is a discussion on Re: Script-friendly (parseble) ps(1) output? - FreeBSD ; On Wed, Oct 29, 2008 at 04:15:29PM -0700, Xin LI wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Eduardo Meyer wrote: > > Hello, > > > > I need to write a cgi script which will ...
On Wed, Oct 29, 2008 at 04:15:29PM -0700, Xin LI wrote:
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> Eduardo Meyer wrote:
> > Hello,
> > I need to write a cgi script which will print the output from ps(1) in
> > a table (html), so the average-operator can click on a KILL link and
> > the cgi will send the selected signal.
> > I need to add one ps information per column in a table (html),
> > however, I found ps(1) output to be too hard to parse. There is no
> > separator. I believed \t was the separator but its not.
> > The ps(1) command I need to use is:
> > ps -ax -o pid -o user -o emul -o lstart -o lockname -o stat -o command
> > Since many of those args use [:space:] in the output, I can not use
> > [:space:] as a separator.
> > Sadly, `-o fiend='value'` will only format the HEADER output, not the values.
> > Ive got no clue what to do, can someone enlight me?
Well, first pick a language.
This would be easy in PHP or Perl or other similar scripting
interpreter languages. If you pick one and then study it
a little - write a few simple practice scripts, you will
probably quickly see how to do it.
> Perhaps use cut(1) with -c or something similar in other scripting
> language? It looks like that the output is aligned.
> - --
> Xin LI
> FreeBSD - The Power to Serve!
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