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nixpkgs/modules/services/x11/display-managers/kdm.nix
Eelco Dolstra c45356769e * /var/lib/kdm needs to be owned by ‘kdm’.
* Set KDEDIRS properly in kdm.

svn path=/nixos/trunk/; revision=27817
2011-07-18 12:36:46 +00:00

122 lines
2.9 KiB
Nix

{ config, pkgs, ... }:
with pkgs.lib;
let
dmcfg = config.services.xserver.displayManager;
cfg = dmcfg.kdm;
inherit (pkgs.kde4) kdebase_workspace;
defaultConfig =
''
[Shutdown]
HaltCmd=${config.system.build.upstart}/sbin/halt
RebootCmd=${config.system.build.upstart}/sbin/reboot
${optionalString (config.system.boot.loader.id == "grub") ''
BootManager=${if config.boot.loader.grub.version == 2 then "Grub2" else "Grub"}
''}
[X-*-Core]
Xrdb=${pkgs.xlibs.xrdb}/bin/xrdb
SessionsDirs=${dmcfg.session.desktops}
Session=${dmcfg.session.script}
FailsafeClient=${pkgs.xterm}/bin/xterm
[X-:*-Core]
ServerCmd=${dmcfg.xserverBin} ${dmcfg.xserverArgs}
# KDM calls `rm' somewhere to clean up some temporary directory.
SystemPath=${pkgs.coreutils}/bin
# The default timeout (15) is too short in a heavily loaded boot process.
ServerTimeout=60
# Needed to prevent the X server from dying on logout and not coming back:
TerminateServer=true
[X-*-Greeter]
HiddenUsers=root,nixbld1,nixbld2,nixbld3,nixbld4,nixbld5,nixbld6,nixbld7,nixbld8,nixbld9,nixbld10
PluginsLogin=${kdebase_workspace}/lib/kde4/kgreet_classic.so
${optionalString (cfg.enableXDMCP)
''
[Xdmcp]
Enable=true
''}
'';
kdmrc = pkgs.stdenv.mkDerivation {
name = "kdmrc";
config = defaultConfig + cfg.extraConfig;
buildCommand =
''
echo "$config" > $out
cat ${kdebase_workspace}/share/config/kdm/kdmrc >> $out
'';
};
in
{
###### interface
options = {
services.xserver.displayManager.kdm = {
enable = mkOption {
default = false;
description = ''
Whether to enable the KDE display manager.
'';
};
enableXDMCP = mkOption {
default = false;
description = ''
Whether to enable XDMCP, which allows remote logins.
'';
};
extraConfig = mkOption {
default = "";
description = ''
Options appended to <filename>kdmrc</filename>, the
configuration file of KDM.
'';
};
};
};
###### implementation
config = mkIf cfg.enable {
services.xserver.displayManager.slim.enable = false;
services.xserver.displayManager.job =
{ execCmd =
''
mkdir -m 0755 -p /var/lib/kdm
chown kdm /var/lib/kdm
${(optionalString (config.system.boot.loader.id == "grub") "PATH=${config.system.build.grub}/sbin:$PATH ") +
"KDEDIRS=/var/run/current-system/sw exec ${kdebase_workspace}/bin/kdm -config ${kdmrc} -nodaemon"}
'';
logsXsession = true;
};
security.pam.services = [ { name = "kde"; } ];
users.extraUsers = singleton
{ name = "kdm";
uid = config.ids.uids.kdm;
description = "KDM user";
};
};
}