Re: daemon under runit?

[Alex Efros <powerman@powerman.asdfGroup.com>]

Hi!

On Tue, Dec 05, 2006 at 11:34:42PM +0100, Toni Mueller wrote:
> I'm struggling with a program that, in many cases, forks to become a

"in many cases"?! I.e. it fork sometimes and sometimes don't fork?! ;-)

> daemon, that I'd like to run under runit (1.7.1). So far, I tried to
> start the program in the run script, then wait in a 'finish' script for
> it, and also have a control/t script to kill it if someone says
> something like "sv down service". Unfortunately, in most cases, this
> does not seem to work - the control/t script is not accessed when I
> issue 'sv down service' (as "ls -lta" shows). One of the problems is

You should use control/d instead of control/t if you wish to catch `sv down`.

> that the file supervise/pid contains the pid of the finish script in
> case the program forked, no longer the pid of the daemon itself. I
> hoped to achieve something similar to fghack (from daemontools), but so
> far failed.
 
It's usually simple enough to patch any program to not fork.

-- 
			WBR, Alex.