nevaforget
050aa649cc
niri-greeter.kdl spawns it by name. The regreet module only ever references the binary through the default_session command it sets with mkDefault, and that is overridden here with the niri greeter -- so nothing installed it and the greeter came up with no UI, quit itself, and started over.
89 lines
3.0 KiB
Nix
89 lines
3.0 KiB
Nix
# ABOUTME: Sets up greetd with regreet as the login greeter.
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# ABOUTME: Counterpart to defaults/etc/greetd/ in the moonarch repo.
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{ config, pkgs, lib, moonarchSrc, moonarchPkgs, moonarchThemes, ... }:
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let
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wallpaper = "${moonarchSrc}/defaults/backgrounds/wallpaper.jpg";
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greeterNiriConfig = "${moonarchSrc}/defaults/etc/greetd/niri-greeter.kdl";
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in
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{
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environment.etc."greetd/niri-greeter.kdl".source = greeterNiriConfig;
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# niri-greeter.kdl spawns `regreet` by name, and the module only installs it
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# through the default_session command that is overridden below.
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environment.systemPackages = [ config.services.displayManager.regreet.package ];
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# /etc/greetd/regreet.toml and regreet.css are written by the module, so
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# defaults/etc/greetd/regreet.toml is not deployed verbatim: its wallpaper
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# path points at /usr/share/moonarch/, which does not exist here. Every other
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# value matches that file. Declaring those two paths in environment.etc would
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# collide with the module.
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services.displayManager.regreet = {
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enable = true;
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settings = {
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background = {
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path = wallpaper;
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fit = "Cover";
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};
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GTK.application_prefer_dark_theme = true;
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commands = {
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reboot = [ "systemctl" "reboot" ];
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poweroff = [ "systemctl" "poweroff" ];
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};
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};
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# The rest of the GTK table is generated from these options.
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theme = {
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package = moonarchThemes.gtk;
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name = "Colloid-Grey-Dark-Catppuccin";
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};
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iconTheme = {
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package = moonarchThemes.icons;
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name = "Colloid-Grey-Catppuccin-Dark";
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};
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cursorTheme = {
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package = moonarchPkgs.sweet-cursors;
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name = "Sweet-cursors";
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};
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font = {
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package = pkgs.nerd-fonts.ubuntu-sans;
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name = "UbuntuSans Nerd Font";
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size = 12;
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};
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# readFile, not the path: the module only treats a direct /nix/store child
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# as a path (lib.isStorePath), so passing this file's path as a string would
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# write the path itself into /etc/greetd/regreet.css.
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extraCss = builtins.readFile "${moonarchSrc}/defaults/etc/greetd/regreet.css";
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};
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services.greetd = {
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enable = true;
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# The option defaults to false as soon as a host sets initial_session, on
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# the grounds that a restart would autologin again. greetd(5) says it does
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# not: the initial session runs only on the first launch since boot, marked
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# by a runfile under /run. Left at the default, logging out ends greetd and
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# leaves a dead VT with no way back in.
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restart = true;
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settings.default_session = {
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# regreet needs a Wayland compositor. niri instead of the module's cage
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# default: niri-greeter.kdl carries the German keyboard layout, numlock
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# and the cursor theme, and cage would come up with none of them.
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command = "${lib.getExe pkgs.niri} -c /etc/greetd/niri-greeter.kdl";
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user = "greeter";
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};
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};
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# regreet walks XDG_DATA_DIRS for wayland-sessions/ and xsessions/.
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environment.pathsToLink = [ "/share/wayland-sessions" "/share/xsessions" ];
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}
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