[systemd-devel] /etc/systemd/system/default.target.wants/ no longer checked for unit files

[Richard W.M. Jones]

On Fri, Jul 14, 2017 at 01:24:53PM +0300, Mantas Mikulėnas wrote:
> On Fri, Jul 14, 2017 at 12:13 PM, Richard W.M. Jones <rjones at redhat.com>
> wrote:
> 
> >
> > https://github.com/systemd/systemd/issues/6334
> >
> > Since this commit
> > https://github.com/systemd/systemd/commit/2d058a87ffb2d31a50422a8aebd119
> > bbb4427244
> > (in v233 and v234), you can no longer create
> > /etc/systemd/system/default.target.wants/ and drop in service files
> > (or symlinks).  The directory is skipped.  I have reverted the commit
> > on top of systemd from git and that makes defaults.target.wants work
> > again.
> >
> > Is this supposed to work?  It worked fine since at least Fedora 18-25,
> > but it is now broken in Fedora 26.
> >
> > If it was never supposed to work, how are you supposed to enable a
> > service for the default target, even allowing for the user to change
> > the default target and still have the service enabled?
> >
> 
> The current convention is to install all regular services into
> multi-user.target, and I would expect all custom "daily use" targets to be
> superset of multi-user.target as well, like the provided graphical.target
> already is.
> 
> IMHO, don't try to second-guess the user. If they know how to create custom
> targets, they'll probably know how to look what's inside their
> multi-user.target.wants/ and deal with it.

The commit seems as if it was intended to be pure optimization, and
yet it breaks an existing use case.  Also the documentation doesn't
mention anything about default.target.wants being deprecated.

Rich.

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