[OE-core] [PATCH v2] pulseaudio: add systemd to PACKAGECONFIG if enabled in DISTRO_FEATURES

[Tanu Kaskinen]

On Thu, 2015-07-16 at 07:56 -0700, Christopher Larson wrote:
> 
> On Thu, Jul 16, 2015 at 3:19 AM, Tanu Kaskinen
> <tanu.kaskinen at linux.intel.com> wrote:
>         On Mon, 2015-07-13 at 09:22 -0700, Christopher Larson wrote:
>         >
>         > On Mon, Jul 13, 2015 at 9:17 AM, Pau Espin Pedrol
>         > <pespin.shar at gmail.com> wrote:
>         
>         >         So, pulseaudio is intended to be used as a systemd
>         user
>         >         service, not
>         >         as a systemd system service, and that means it needs
>         to end up
>         >         in
>         >         /usr/lib/systemd/user and not
>         in /lib/systemd/system/.
>         >
>         >         All these changes are part of my efforts to improve
>         systemd
>         >         user
>         >         service support in OE, which is kind of bad nowadays
>         imho.
>         >
>         > Fair enough, thanks for the clarification. Given that
>         systemd user
>         > services require pam, and most embedded distros disable pam,
>         I wonder
>         > if we shouldn’t have an option, at least for daemons in
>         recipes that
>         > can handle it, to switch from user to system via a
>         PACKAGECONFIG, and
>         > possibly default that for the non-pam case.. Hmm.
>         
>         Do you mean that there are many distros that have systemd but
>         don't have
>         pam, and that the lack of pam strongly suggests that the
>         system won't
>         have any regular users? If so, then your proposal sounds good.
> 
> No, I mean that systemd user services require pam, as far as I know,
> because it’s a systemd pam plugin which actually starts and stops the
> user services. Without that hook, they won’t be run at all.

OK, then it's less clear that services should be run in system mode by
default when pam isn't present. If the lack of pam doesn't imply lack of
regular users, at least pulseaudio should still run as a user service by
default (but not started by systemd if pam isn't enabled).

-- 
Tanu