Oct 18, 2026, 8:44 AMI've been fighting with Mom's PC lately, trying to get her NixOS system to automatically log her in after boot. But GDM was just not playing ball, it kept complaining that the session's not found, and other bullshit like that.
I had enough of that today, and went nuclear: ripped GDM out, switched her system to greetd + tuigreet with autologin, and voila, works on first try.
Now to fix Clevis - though I might postpone that, they can enter the LUKS password on boot for now.
Oct 18, 2026, 9:26 AMWell, the Clevis fix was easy:
boot.initrd.clevisLuksAskpass.enable = true;
boot.initrd.clevisLuksAskpass.useTang = true;
Job done. Now her PC boots into a logged in Niri session without her needing to enter any passwords.
Oct 18, 2026, 8:59 AM@algernon gnome requires gdm for screen locking btw so keep that in mind. if you are not using gnome you should not have had gdm in the first place as it works by spinning up a gnome shell session with all the dependencies and extra resource use that entails, terribly inefficent if you just use it to log into a different de
Oct 18, 2026, 9:01 AM@hsza She's using niri + a bunch of GNOME apps, but not GNOME shell & gnome-session. I had gdm enabled, because autologin used to work, and didn't pull in much extra dependencies.