2013/1/29 Lennart Poettering <lenn...@poettering.net> > On Tue, 29.01.13 13:28, Stef Bon (stef...@gmail.com) wrote: > > to use an external textfile or db in combination with a specfic script > for > > this purpose?? > > It sounds as if you are asking for the for the udev hardware database > stuff we recently added which allows looking up static data by USB/PCI > vendor/product IDs (actually, the lookup is done via kernel modalias > strings, and hence also supports all kinds of other bus ids) in an > indexed database, rather then via rules. Currently, this is already used > for looking up vendor/product strings, but sooner or later the plan is > to move the keymap matching logic into it as well. > > https://fedoraproject.org/wiki/Features/SystemdHardwareDatabase > > And yes, the vid/pid checking to detect the Plugable device should move > into this database, too. >
Aha. Sounds very good te me. > > > Futher the test_autoseat can check the policy, which can override the > > "default" behaviour for this device. This policy is settable by admins. > > We already have a way to persistenly change the seat assignment of a > device, we don't need multiple ways to say that a specific port > replicator/multi seat device locally should be treated as something > different than the default. > > ID_AUTOSEAT only has an effect if there is no explicit seat assignment > of the hardware set anyway. ID_AUTOSEAT is hence strictly about > defaults, and is overriden by any user configuration made with "loginctl > attach-device". > I think I misunderstood the assigning of a device to a seat. The creation of a seat is not done by the udev rules, what I assumed first, but only some properties (tags) are set, like ID_AUTOSEAT, SEAT and ID_FOR_SEAT. It's up to the programs who controle the sessions to create a real seat. This is right? What program is doing this now? Indeed gdm? Stef
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