supervision - discussion about system services, daemon supervision, init, runlevel management, and tools such as s6 and runit
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From: Charles Duffy <cduffy@spamcop.net>
Subject: Re: runit under sysvinit - coping when runsvdir dies
Date: Thu, 17 Nov 2005 05:13:55 -0600	[thread overview]
Message-ID: <dlholk$9b6$1@sea.gmane.org> (raw)
In-Reply-To: <20051117090319.29817.qmail@f69151e2a0a700.315fe32.mid.smarden.org>

Gerrit Pape wrote:
> If runsvdir receives the HUP signal, it sends a term signal to all runsv
> processes it manages.  On the TERM signal, it simply exits, leaving the
> runsv processes alone.  Maybe I should switch that, so that TERM signals
> 'by mistake' are handled better.  It then would re-init the complete
> system, stopping all services plus supervisors on TERM, and starting
> them up again after being re-spawned through inittab.

In cases where runsvdir is going to be automatically respawned on exit, 
this certainly seems to make sense, though you're right inasmuch as 
there's potential for side-effects on the system shutdown procedure... 
how about having a file's (non)existance be used to control this 
behaviour, akin to where runit-init checks for the existance of stopit 
before shutting down?



      reply	other threads:[~2005-11-17 11:13 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-11-14 18:03 Charles Duffy
2005-11-16  3:50 ` Charlie Brady
2005-11-17  9:08 ` Gerrit Pape
2005-11-17 11:13   ` Charles Duffy [this message]

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