Hi Michal, 2011/5/18 Michal Hlavinka <[email protected]>
> On Thursday, May 12, 2011 16:00:14 Michal Hlavinka wrote: > > On Thursday, May 12, 2011 09:26:38 Arnaud Quette wrote: > > > Hi Michal, > > > > > > first, I know understand where our "disagreement" comes from: > > > in Debian, we have a generic ups-monitor role provided by several > > > packages. the shutoff (final ups poweroff) hook is located in the > > > package's initscript, and is called from halt. > > > whereas, in RH/Fedora, you don't have this generic role (afaik), nor > the > > > hook in the package's initscript. > > > > in Fedora 14 (and older) the hook is in /etc/init.d/halt initscript. This > no > > longer exists in Fedora 15+. I've asked systemd maintainer if they ported > > this hook from old initscript to systemd, because I was not able to find > > it. > > they did not ported it to systemd, but we don't need them :) > > > > which means that NUT initscript in RH only has to deal with > > > start/stop/restart, which are the standard conditions. > > > I'll have to think more about that, but for the time being, you may > want > > > to progress with your previously mentioned approach (4). > > > > I'm already working on it. I'll send it to the list, when it's ready, but > > just right now it's blocked by bug in systemd. > > sketch version attached (files in root source directory, paths hardcoded > and so > on... it's just a sketch version) > already interesting :) btw: - prefer to use 'nut' instead of 'ups' in .service names nut-drivers, nut-server (probably better than 'nut-daemon') and nut-monitor - also, prefer to mention 'devices' or better 'power devices', instead of 'UPS' I've tested it on my system, but just once, seems my apc ups is deffective, > because it reports error code with uninteruptable beep (it fails its own > battery test when battery is (almost) empty - after AC reconnected). This > is > new ups with new battery, so I'll retest it, but most probably I'll need to > send it back to apc. Anyway, sw part was working fine. > if you need a unit, you still have my offer (Eaton), iirc... upsmon nor upsd does not support "foreground mode", which is preffered > (see http://0pointer.de/public/systemd-man/daemon.html ) but it's not that > big > deal. > use '-D' ?! > eh... seems I've forgot other comments... I'll have to write them down next > time :) > > ... > ... > > > > As an obvious (and probably the most basic) example with NUT: > > > how will you handle the "poweroff" target of the NUT sysV init script? > > > > > > if upsmon -K >/dev/null 2>&1 ; then > > > > > > if upsdrvctl shutdown ; then > > just do: > > printf "#!/bin/sh\n upsmon -K >/dev/null 2>&1 && upsdrvctl shutdown" > > /lib/systemd/system-shutdown/upsshutdown > > and prepare for systemd's almighty grumbling :D There was some futile > "discussion" about how wrong is this, but there is no other way doing this > I'm interested in these "futile" discussions ;) and how the 'upsshutdown' script actually called? with systemd's limited possibilities, the only thing I see is the creation of another .service file that Exec it on Stop, and that is executed at the very end of the system shutdown? cheers, Arnaud -- Linux / Unix Expert R&D - Eaton - http://powerquality.eaton.com Network UPS Tools (NUT) Project Leader - http://www.networkupstools.org/ Debian Developer - http://www.debian.org Free Software Developer - http://arnaud.quette.free.fr/
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