On 22.11.2014 16:35, Simon McVittie wrote:
> On Thu, 13 Nov 2014 at 23:30:00 -0800, Cameron Norman wrote:
>> On Thu, 13 Nov 2014 17:59:51 +0100 Benjamin Drung
>> <benjamin.dr...@profitbricks.com> wrote:
>>> Setting up certmonger (0.75.14-2) ...
>>> Failed to issue method call: Unit dbus.socket failed to load: No such file
>> or directory.
>>> invoke-rc.d: initscript certmonger, action "start" failed.
>>> [...]
>>> certmonger should probably depend on dbus.
>>
>> Please do not do that. Both the Upstart job and init script work just fine
>> without D-Bus installed.
>>
>> Instead, I think that the certmonger systemd service should change its type
>> from dbus to forking and remove the `-n` option. Alternatively, it could use
>> Type=simple and keep the `-n` option but then you do not get readiness. Not
>> sure if that is critical.
>
> If you don't want to depend on dbus then changing the Type to forking
> (and removing the -n option) seems best. The service already has the
> necessary PIDFile= line to be able to tell systemd which of its processes
> after forking is to be considered the main one.
I'll ask upstream why the change to dbus type was made in
commit 74a89a3b6d7307a26b38055addee6a70908df370
Author: Nalin Dahyabhai <na...@dahyabhai.net>
Date: Thu Aug 11 13:25:54 2011 -0400
- fix problems with the .service file
>> I think you can still keep dbus based activation without Type=dbus and a
>> without a dependency on dbus, but you should ask the systemd maintainers
>> about that.
>
> If you leave the BusName= line intact, that provides the prerequisite
> for the systemd side of D-Bus system service activation.
>
> However, this seems to be irrelevant, because certmonger doesn't
> install anything in /usr/share/dbus-1/system-services, so dbus-daemon
> will never try to service-activate it on-demand anyway; anything
> communicating with it over D-Bus is only going to work because the init
> system already started it.
>
> There appears to be an attempt to provide system service activation in
> http://anonscm.debian.org/cgit/pkg-freeipa/certmonger.git/tree/systemd/org.fedorahosted.certmonger.service.in
> but (a) it isn't currently installed, (b) I think it may be starting the wrong
> binary (certmonger-session), and (c) it does not have the SystemdService
> key, so dbus-daemon would try to run it as a child process (via a setuid
> helper, dbus-daemon-launch-helper) instead of asking systemd to do it.
That file was last modified over three years ago, so I guess the idea
has since been dropped and forgotten.
commit 359f1b3e6d13b1f7601951eb7cebbf4250fb389f
Author: Nalin Dahyabhai <nalin@>
Date: Wed Jul 13 14:15:05 2011 -0400
- on second thought, put system bus activation on hold
--
t
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