564 lines
18 KiB
Nix
564 lines
18 KiB
Nix
{ config, lib, pkgs, utils, ... }:
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let
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xcfg = config.services.xserver;
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cfg = xcfg.desktopManager.plasma5;
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# Use only for **internal** options.
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# This is not exactly user-friendly.
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kdeConfigurationType = with types;
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let
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valueTypes = (oneOf [
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bool
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float
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int
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str
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]) // {
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description = "KDE Configuration value";
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emptyValue.value = "";
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};
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set = (nullOr (lazyAttrsOf valueTypes)) // {
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description = "KDE Configuration set";
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emptyValue.value = {};
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};
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in (lazyAttrsOf set) // {
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description = "KDE Configuration file";
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emptyValue.value = {};
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};
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libsForQt5 = pkgs.plasma5Packages;
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inherit (libsForQt5) kdeGear kdeFrameworks plasma5;
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inherit (lib)
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getBin optionalAttrs optionalString literalExpression
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mkRemovedOptionModule mkRenamedOptionModule
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mkDefault mkIf mkMerge mkOption mkPackageOptionMD types;
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activationScript = ''
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${set_XDG_CONFIG_HOME}
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# The KDE icon cache is supposed to update itself automatically, but it uses
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# the timestamp on the icon theme directory as a trigger. This doesn't work
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# on NixOS because the timestamp never changes. As a workaround, delete the
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# icon cache at login and session activation.
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# See also: http://lists-archives.org/kde-devel/26175-what-when-will-icon-cache-refresh.html
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rm -fv $HOME/.cache/icon-cache.kcache
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# xdg-desktop-settings generates this empty file but
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# it makes kbuildsyscoca5 fail silently. To fix this
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# remove that menu if it exists.
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rm -fv ''${XDG_CONFIG_HOME}/menus/applications-merged/xdg-desktop-menu-dummy.menu
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# Qt writes a weird ‘libraryPath’ line to
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# ~/.config/Trolltech.conf that causes the KDE plugin
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# paths of previous KDE invocations to be searched.
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# Obviously using mismatching KDE libraries is potentially
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# disastrous, so here we nuke references to the Nix store
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# in Trolltech.conf. A better solution would be to stop
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# Qt from doing this wackiness in the first place.
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trolltech_conf="''${XDG_CONFIG_HOME}/Trolltech.conf"
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if [ -e "$trolltech_conf" ]; then
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${getBin pkgs.gnused}/bin/sed -i "$trolltech_conf" -e '/nix\\store\|nix\/store/ d'
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fi
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# Remove the kbuildsyscoca5 cache. It will be regenerated
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# immediately after. This is necessary for kbuildsyscoca5 to
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# recognize that software that has been removed.
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rm -fv $HOME/.cache/ksycoca*
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${libsForQt5.kservice}/bin/kbuildsycoca5
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'';
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set_XDG_CONFIG_HOME = ''
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# Set the default XDG_CONFIG_HOME if it is unset.
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# Per the XDG Base Directory Specification:
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# https://specifications.freedesktop.org/basedir-spec/latest
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# 1. Never export this variable! If it is unset, then child processes are
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# expected to set the default themselves.
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# 2. Contaminate / if $HOME is unset; do not check if $HOME is set.
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XDG_CONFIG_HOME=''${XDG_CONFIG_HOME:-$HOME/.config}
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'';
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in
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{
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options = {
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services.xserver.desktopManager.plasma5 = {
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enable = mkOption {
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type = types.bool;
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default = false;
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description = lib.mdDoc "Enable the Plasma 5 (KDE 5) desktop environment.";
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};
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phononBackend = mkOption {
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type = types.enum [ "gstreamer" "vlc" ];
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default = "vlc";
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example = "gstreamer";
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description = lib.mdDoc "Phonon audio backend to install.";
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};
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useQtScaling = mkOption {
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type = types.bool;
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default = false;
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description = lib.mdDoc "Enable HiDPI scaling in Qt.";
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};
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runUsingSystemd = mkOption {
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description = lib.mdDoc "Use systemd to manage the Plasma session";
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type = types.bool;
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default = true;
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};
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notoPackage = mkPackageOptionMD pkgs "Noto fonts" {
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default = [ "noto-fonts" ];
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example = "noto-fonts-lgc-plus";
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};
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# Internally allows configuring kdeglobals globally
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kdeglobals = mkOption {
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internal = true;
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default = {};
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type = kdeConfigurationType;
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};
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# Internally allows configuring kwin globally
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kwinrc = mkOption {
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internal = true;
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default = {};
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type = kdeConfigurationType;
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};
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mobile.enable = mkOption {
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type = types.bool;
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default = false;
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description = lib.mdDoc ''
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Enable support for running the Plasma Mobile shell.
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'';
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};
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mobile.installRecommendedSoftware = mkOption {
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type = types.bool;
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default = true;
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description = lib.mdDoc ''
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Installs software recommended for use with Plasma Mobile, but which
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is not strictly required for Plasma Mobile to run.
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'';
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};
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bigscreen.enable = mkOption {
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type = types.bool;
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default = false;
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description = lib.mdDoc ''
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Enable support for running the Plasma Bigscreen session.
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'';
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};
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};
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environment.plasma5.excludePackages = mkOption {
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description = lib.mdDoc "List of default packages to exclude from the configuration";
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type = types.listOf types.package;
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default = [];
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example = literalExpression "[ pkgs.plasma5Packages.oxygen ]";
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};
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};
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imports = [
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(mkRemovedOptionModule [ "services" "xserver" "desktopManager" "plasma5" "enableQt4Support" ] "Phonon no longer supports Qt 4.")
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(mkRemovedOptionModule [ "services" "xserver" "desktopManager" "plasma5" "supportDDC" ] "DDC/CI is no longer supported upstream.")
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(mkRenamedOptionModule [ "services" "xserver" "desktopManager" "kde5" ] [ "services" "xserver" "desktopManager" "plasma5" ])
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(mkRenamedOptionModule [ "services" "xserver" "desktopManager" "plasma5" "excludePackages" ] [ "environment" "plasma5" "excludePackages" ])
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];
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config = mkMerge [
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# Common Plasma dependencies
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(mkIf (cfg.enable || cfg.mobile.enable || cfg.bigscreen.enable) {
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security.wrappers = {
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kwin_wayland = {
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owner = "root";
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group = "root";
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capabilities = "cap_sys_nice+ep";
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source = "${getBin plasma5.kwin}/bin/kwin_wayland";
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};
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} // optionalAttrs (!cfg.runUsingSystemd) {
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start_kdeinit = {
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setuid = true;
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owner = "root";
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group = "root";
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source = "${getBin libsForQt5.kinit}/libexec/kf5/start_kdeinit";
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};
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};
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environment.systemPackages =
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with libsForQt5;
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with plasma5; with kdeGear; with kdeFrameworks;
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let
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requiredPackages = [
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frameworkintegration
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kactivities
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kauth
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kcmutils
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kconfig
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kconfigwidgets
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kcoreaddons
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kdoctools
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kdbusaddons
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kdeclarative
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kded
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kdesu
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kdnssd
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kemoticons
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kfilemetadata
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kglobalaccel
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kguiaddons
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kiconthemes
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kidletime
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kimageformats
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kinit
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kirigami2 # In system profile for SDDM theme. TODO: wrapper.
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kio
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kjobwidgets
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knewstuff
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knotifications
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knotifyconfig
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kpackage
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kparts
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kpeople
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krunner
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kservice
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ktextwidgets
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kwallet
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kwallet-pam
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kwalletmanager
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kwayland
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kwayland-integration
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kwidgetsaddons
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kxmlgui
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kxmlrpcclient
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plasma-framework
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solid
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sonnet
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threadweaver
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breeze-qt5
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kactivitymanagerd
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kde-cli-tools
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kdecoration
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kdeplasma-addons
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kgamma5
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khotkeys
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kscreen
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kscreenlocker
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kwayland
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kwin
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kwrited
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libkscreen
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libksysguard
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milou
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plasma-integration
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polkit-kde-agent
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plasma-desktop
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plasma-workspace
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plasma-workspace-wallpapers
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oxygen-sounds
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breeze-icons
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pkgs.hicolor-icon-theme
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kde-gtk-config
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breeze-gtk
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qtvirtualkeyboard
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pkgs.xdg-user-dirs # Update user dirs as described in https://freedesktop.org/wiki/Software/xdg-user-dirs/
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];
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optionalPackages = [
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pkgs.aha # needed by kinfocenter for fwupd support
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plasma-browser-integration
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konsole
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oxygen
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(lib.getBin qttools) # Expose qdbus in PATH
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];
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in
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requiredPackages
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++ utils.removePackagesByName optionalPackages config.environment.plasma5.excludePackages
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# Phonon audio backend
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++ lib.optional (cfg.phononBackend == "gstreamer") libsForQt5.phonon-backend-gstreamer
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++ lib.optional (cfg.phononBackend == "vlc") libsForQt5.phonon-backend-vlc
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# Optional hardware support features
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++ lib.optionals config.hardware.bluetooth.enable [ bluedevil bluez-qt pkgs.openobex pkgs.obexftp ]
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++ lib.optional config.networking.networkmanager.enable plasma-nm
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++ lib.optional config.hardware.pulseaudio.enable plasma-pa
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++ lib.optional config.services.pipewire.pulse.enable plasma-pa
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++ lib.optional config.powerManagement.enable powerdevil
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++ lib.optional config.services.colord.enable pkgs.colord-kde
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++ lib.optional config.services.hardware.bolt.enable pkgs.plasma5Packages.plasma-thunderbolt
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++ lib.optionals config.services.samba.enable [ kdenetwork-filesharing pkgs.samba ]
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++ lib.optional config.services.xserver.wacom.enable pkgs.wacomtablet
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++ lib.optional config.services.flatpak.enable flatpak-kcm;
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# Extra services for D-Bus activation
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services.dbus.packages = [
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plasma5.kactivitymanagerd
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];
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environment.pathsToLink = [
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# FIXME: modules should link subdirs of `/share` rather than relying on this
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"/share"
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];
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environment.etc."X11/xkb".source = xcfg.xkb.dir;
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environment.sessionVariables = {
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PLASMA_USE_QT_SCALING = mkIf cfg.useQtScaling "1";
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# Needed for things that depend on other store.kde.org packages to install correctly,
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# notably Plasma look-and-feel packages (a.k.a. Global Themes)
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#
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# FIXME: this is annoyingly impure and should really be fixed at source level somehow,
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# but kpackage is a library so we can't just wrap the one thing invoking it and be done.
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# This also means things won't work for people not on Plasma, but at least this way it
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# works for SOME people.
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KPACKAGE_DEP_RESOLVERS_PATH = "${pkgs.plasma5Packages.frameworkintegration.out}/libexec/kf5/kpackagehandlers";
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};
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# Enable GTK applications to load SVG icons
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services.xserver.gdk-pixbuf.modulePackages = [ pkgs.librsvg ];
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fonts.packages = with pkgs; [ cfg.notoPackage hack-font ];
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fonts.fontconfig.defaultFonts = {
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monospace = [ "Hack" "Noto Sans Mono" ];
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sansSerif = [ "Noto Sans" ];
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serif = [ "Noto Serif" ];
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};
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programs.ssh.askPassword = mkDefault "${plasma5.ksshaskpass.out}/bin/ksshaskpass";
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# Enable helpful DBus services.
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services.accounts-daemon.enable = true;
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# when changing an account picture the accounts-daemon reads a temporary file containing the image which systemsettings5 may place under /tmp
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systemd.services.accounts-daemon.serviceConfig.PrivateTmp = false;
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services.power-profiles-daemon.enable = mkDefault true;
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services.system-config-printer.enable = mkIf config.services.printing.enable (mkDefault true);
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services.udisks2.enable = true;
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services.upower.enable = config.powerManagement.enable;
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services.xserver.libinput.enable = mkDefault true;
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# Extra UDEV rules used by Solid
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services.udev.packages = [
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# libmtp has "bin", "dev", "out" outputs. UDEV rules file is in "out".
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pkgs.libmtp.out
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pkgs.media-player-info
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];
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services.xserver.displayManager.sddm = {
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theme = mkDefault "breeze";
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};
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security.pam.services.kde = { allowNullPassword = true; };
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security.pam.services.login.enableKwallet = true;
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systemd.user.services = {
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plasma-early-setup = mkIf cfg.runUsingSystemd {
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description = "Early Plasma setup";
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wantedBy = [ "graphical-session-pre.target" ];
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serviceConfig.Type = "oneshot";
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script = activationScript;
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};
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};
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xdg.portal.enable = true;
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xdg.portal.extraPortals = [ plasma5.xdg-desktop-portal-kde ];
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# xdg-desktop-portal-kde expects PipeWire to be running.
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# This does not, by default, replace PulseAudio.
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services.pipewire.enable = mkDefault true;
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# Update the start menu for each user that is currently logged in
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system.userActivationScripts.plasmaSetup = activationScript;
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programs.firefox.nativeMessagingHosts.packages = [ pkgs.plasma5Packages.plasma-browser-integration ];
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})
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(mkIf (cfg.kwinrc != {}) {
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environment.etc."xdg/kwinrc".text = lib.generators.toINI {} cfg.kwinrc;
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})
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(mkIf (cfg.kdeglobals != {}) {
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environment.etc."xdg/kdeglobals".text = lib.generators.toINI {} cfg.kdeglobals;
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})
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# Plasma Desktop
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(mkIf cfg.enable {
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# Seed our configuration into nixos-generate-config
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system.nixos-generate-config.desktopConfiguration = [
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''
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# Enable the Plasma 5 Desktop Environment.
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services.xserver.displayManager.sddm.enable = true;
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services.xserver.desktopManager.plasma5.enable = true;
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''
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];
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services.xserver.displayManager.sessionPackages = [ pkgs.libsForQt5.plasma5.plasma-workspace ];
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# Default to be `plasma` (X11) instead of `plasmawayland`, since plasma wayland currently has
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# many tiny bugs.
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# See: https://github.com/NixOS/nixpkgs/issues/143272
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services.xserver.displayManager.defaultSession = mkDefault "plasma";
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environment.systemPackages =
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with libsForQt5;
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with plasma5; with kdeGear; with kdeFrameworks;
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let
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requiredPackages = [
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ksystemstats
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kinfocenter
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kmenuedit
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plasma-systemmonitor
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spectacle
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systemsettings
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dolphin
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dolphin-plugins
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ffmpegthumbs
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kdegraphics-thumbnailers
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kde-inotify-survey
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kio-admin
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kio-extras
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];
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optionalPackages = [
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ark
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elisa
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gwenview
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okular
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khelpcenter
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print-manager
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];
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in requiredPackages ++ utils.removePackagesByName optionalPackages config.environment.plasma5.excludePackages;
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systemd.user.services = {
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plasma-run-with-systemd = {
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description = "Run KDE Plasma via systemd";
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wantedBy = [ "basic.target" ];
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serviceConfig.Type = "oneshot";
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script = ''
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${set_XDG_CONFIG_HOME}
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${kdeFrameworks.kconfig}/bin/kwriteconfig5 \
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--file startkderc --group General --key systemdBoot ${lib.boolToString cfg.runUsingSystemd}
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'';
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};
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};
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})
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# Plasma Mobile
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(mkIf cfg.mobile.enable {
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assertions = [
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{
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# The user interface breaks without NetworkManager
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assertion = config.networking.networkmanager.enable;
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message = "Plasma Mobile requires NetworkManager.";
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}
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{
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# The user interface breaks without bluetooth
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assertion = config.hardware.bluetooth.enable;
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message = "Plasma Mobile requires Bluetooth.";
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}
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{
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# The user interface breaks without pulse
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assertion = config.hardware.pulseaudio.enable || (config.services.pipewire.enable && config.services.pipewire.pulse.enable);
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message = "Plasma Mobile requires pulseaudio.";
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}
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];
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environment.systemPackages =
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with libsForQt5;
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with plasma5; with kdeApplications; with kdeFrameworks;
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[
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# Basic packages without which Plasma Mobile fails to work properly.
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plasma-mobile
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plasma-nano
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pkgs.maliit-framework
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pkgs.maliit-keyboard
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]
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++ lib.optionals (cfg.mobile.installRecommendedSoftware) (with libsForQt5.plasmaMobileGear;[
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# Additional software made for Plasma Mobile.
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alligator
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angelfish
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audiotube
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calindori
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kalk
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kasts
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kclock
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keysmith
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koko
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krecorder
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ktrip
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kweather
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plasma-dialer
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plasma-phonebook
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plasma-settings
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spacebar
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])
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;
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# The following services are needed or the UI is broken.
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hardware.bluetooth.enable = true;
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hardware.pulseaudio.enable = true;
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networking.networkmanager.enable = true;
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# Required for autorotate
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hardware.sensor.iio.enable = lib.mkDefault true;
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# Recommendations can be found here:
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# - https://invent.kde.org/plasma-mobile/plasma-phone-settings/-/tree/master/etc/xdg
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# This configuration is the minimum required for Plasma Mobile to *work*.
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services.xserver.desktopManager.plasma5 = {
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kdeglobals = {
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KDE = {
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# This forces a numeric PIN for the lockscreen, which is the
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# recommendation from upstream.
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LookAndFeelPackage = lib.mkDefault "org.kde.plasma.phone";
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};
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};
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kwinrc = {
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||
"Wayland" = {
|
||
"InputMethod[$e]" = "/run/current-system/sw/share/applications/com.github.maliit.keyboard.desktop";
|
||
"VirtualKeyboardEnabled" = "true";
|
||
};
|
||
"org.kde.kdecoration2" = {
|
||
# No decorations (title bar)
|
||
NoPlugin = lib.mkDefault "true";
|
||
};
|
||
};
|
||
};
|
||
|
||
services.xserver.displayManager.sessionPackages = [ pkgs.libsForQt5.plasma5.plasma-mobile ];
|
||
})
|
||
|
||
# Plasma Bigscreen
|
||
(mkIf cfg.bigscreen.enable {
|
||
environment.systemPackages =
|
||
with pkgs.plasma5Packages;
|
||
[
|
||
plasma-nano
|
||
plasma-settings
|
||
plasma-bigscreen
|
||
plasma-remotecontrollers
|
||
|
||
aura-browser
|
||
plank-player
|
||
|
||
plasma-pa
|
||
plasma-nm
|
||
kdeconnect-kde
|
||
];
|
||
|
||
services.xserver.displayManager.sessionPackages = [ pkgs.plasma5Packages.plasma-bigscreen ];
|
||
|
||
# required for plasma-remotecontrollers to work correctly
|
||
hardware.uinput.enable = true;
|
||
})
|
||
];
|
||
}
|