nixpkgs/modules/services/x11/xserver/display-managers/kdm.nix

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{pkgs, config, ...}:
with pkgs.lib;
let
dmcfg = config.services.xserver.displayManager;
cfg = dmcfg.kdm;
inherit (pkgs.kde42) kdebase_workspace;
kdmrc = pkgs.stdenv.mkDerivation {
name = "kdmrc";
# -e "s|Session=${kdebase_workspace}/share/config/kdm/Xsession|Session=${dmcfg.session.script}|" \
buildCommand = ''
cp ${kdebase_workspace}/share/config/kdm/kdmrc .
sed -i -e "s|#HaltCmd=|HaltCmd=${pkgs.upstart}/sbin/halt|" \
-e "s|#RebootCmd=|RebootCmd=${pkgs.upstart}/sbin/reboot|" \
-e "s|#Xrdb=|Xrdb=${pkgs.xlibs.xrdb}/bin/xrdb|" \
-e "s|#HiddenUsers=root|HiddenUsers=root,nixbld1,nixbld2,nixbld3,nixbld4,nixbld5,nixbld6,nixbld7,nixbld8,nixbld9,nixbld10|" \
-e "s|ServerCmd=/FOO/bin/X|ServerCmd=${dmcfg.xserverBin} ${dmcfg.xserverArgs}|" \
-e "s|^SessionsDirs=.*$|SessionsDirs=${dmcfg.session.desktops}|" \
-e "s|#FailsafeClient=|FailsafeClient=${pkgs.xterm}/bin/xterm|" \
-e "s|#PluginsLogin=sign|PluginsLogin=${kdebase_workspace}/lib/kde4/kgreet_classic.so|" \
kdmrc
ensureDir $out
cp kdmrc $out
'';
};
in
{
###### interface
options = {
services.xserver.displayManager.kdm = {
enable = mkOption {
default = false;
description = ''
Whether to enable the KDE display manager.
'';
};
};
};
###### implementation
config = mkIf cfg.enable {
services.xserver.displayManager.job =
{ beforeScript = "";
env = "";
execCmd = "${kdebase_workspace}/bin/kdm -config ${kdmrc}/kdmrc";
};
security.pam.services = [ { name = "kde"; localLogin = true; } ];
};
}