162 lines
5 KiB
Nix
162 lines
5 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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inherit (pkgs) plymouth;
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cfg = config.boot.plymouth;
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breezePlymouth = pkgs.breeze-plymouth.override {
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nixosBranding = true;
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nixosVersion = config.system.nixosRelease;
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};
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themesEnv = pkgs.buildEnv {
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name = "plymouth-themes";
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paths = [ plymouth breezePlymouth ] ++ cfg.themePackages;
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};
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configFile = pkgs.writeText "plymouthd.conf" ''
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[Daemon]
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ShowDelay=0
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Theme=${cfg.theme}
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'';
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in
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{
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options = {
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boot.plymouth = {
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enable = mkEnableOption "Plymouth boot splash screen";
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themePackages = mkOption {
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default = [];
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type = types.listOf types.package;
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description = ''
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Extra theme packages for plymouth.
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'';
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};
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theme = mkOption {
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default = "breeze";
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type = types.str;
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description = ''
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Splash screen theme.
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'';
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};
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logo = mkOption {
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type = types.path;
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default = pkgs.fetchurl {
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url = "https://nixos.org/logo/nixos-hires.png";
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sha256 = "1ivzgd7iz0i06y36p8m5w48fd8pjqwxhdaavc0pxs7w1g7mcy5si";
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};
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defaultText = ''pkgs.fetchurl {
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url = "https://nixos.org/logo/nixos-hires.png";
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sha256 = "1ivzgd7iz0i06y36p8m5w48fd8pjqwxhdaavc0pxs7w1g7mcy5si";
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}'';
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description = ''
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Logo which is displayed on the splash screen.
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'';
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};
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};
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};
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config = mkIf cfg.enable {
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boot.kernelParams = [ "splash" ];
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# To be discoverable by systemd.
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environment.systemPackages = [ plymouth ];
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environment.etc."plymouth/plymouthd.conf".source = configFile;
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environment.etc."plymouth/plymouthd.defaults".source = "${plymouth}/share/plymouth/plymouthd.defaults";
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environment.etc."plymouth/logo.png".source = cfg.logo;
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environment.etc."plymouth/themes".source = "${themesEnv}/share/plymouth/themes";
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# XXX: Needed because we supply a different set of plugins in initrd.
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environment.etc."plymouth/plugins".source = "${plymouth}/lib/plymouth";
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systemd.packages = [ plymouth ];
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systemd.services.plymouth-kexec.wantedBy = [ "kexec.target" ];
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systemd.services.plymouth-halt.wantedBy = [ "halt.target" ];
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systemd.services.plymouth-quit = {
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wantedBy = [ "multi-user.target" ];
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after = [ "display-manager.service" "multi-user.target" ];
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};
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systemd.services.plymouth-poweroff.wantedBy = [ "poweroff.target" ];
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systemd.services.plymouth-reboot.wantedBy = [ "reboot.target" ];
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systemd.services.plymouth-read-write.wantedBy = [ "sysinit.target" ];
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boot.initrd.extraUtilsCommands = ''
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copy_bin_and_libs ${pkgs.plymouth}/bin/plymouthd
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copy_bin_and_libs ${pkgs.plymouth}/bin/plymouth
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moduleName="$(sed -n 's,ModuleName *= *,,p' ${themesEnv}/share/plymouth/themes/${cfg.theme}/${cfg.theme}.plymouth)"
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mkdir -p $out/lib/plymouth/renderers
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# module might come from a theme
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cp ${themesEnv}/lib/plymouth/{text,details,$moduleName}.so $out/lib/plymouth
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cp ${plymouth}/lib/plymouth/renderers/{drm,frame-buffer}.so $out/lib/plymouth/renderers
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mkdir -p $out/share/plymouth/themes
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cp ${plymouth}/share/plymouth/plymouthd.defaults $out/share/plymouth
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# copy themes into working directory for patching
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mkdir themes
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# use -L to copy the directories proper, not the symlinks to them
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cp -r -L ${themesEnv}/share/plymouth/themes/{text,details,${cfg.theme}} themes
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# patch out any attempted references to the theme or plymouth's themes directory
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chmod -R +w themes
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find themes -type f | while read file
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do
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sed -i "s,/nix/.*/share/plymouth/themes,$out/share/plymouth/themes,g" $file
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done
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cp -r themes/* $out/share/plymouth/themes
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cp ${cfg.logo} $out/share/plymouth/logo.png
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'';
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boot.initrd.extraUtilsCommandsTest = ''
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$out/bin/plymouthd --help >/dev/null
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$out/bin/plymouth --help >/dev/null
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'';
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boot.initrd.extraUdevRulesCommands = ''
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cp ${config.systemd.package}/lib/udev/rules.d/{70-uaccess,71-seat}.rules $out
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sed -i '/loginctl/d' $out/71-seat.rules
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'';
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# We use `mkAfter` to ensure that LUKS password prompt would be shown earlier than the splash screen.
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boot.initrd.preLVMCommands = mkAfter ''
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mkdir -p /etc/plymouth
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ln -s ${configFile} /etc/plymouth/plymouthd.conf
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ln -s $extraUtils/share/plymouth/plymouthd.defaults /etc/plymouth/plymouthd.defaults
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ln -s $extraUtils/share/plymouth/logo.png /etc/plymouth/logo.png
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ln -s $extraUtils/share/plymouth/themes /etc/plymouth/themes
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ln -s $extraUtils/lib/plymouth /etc/plymouth/plugins
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plymouthd --mode=boot --pid-file=/run/plymouth/pid --attach-to-session
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plymouth show-splash
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'';
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boot.initrd.postMountCommands = ''
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plymouth update-root-fs --new-root-dir="$targetRoot"
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'';
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# `mkBefore` to ensure that any custom prompts would be visible.
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boot.initrd.preFailCommands = mkBefore ''
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plymouth quit --wait
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'';
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};
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}
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