nixpkgs-suyu/upstart-jobs/xserver.nix
Eelco Dolstra 26e0f711a9 * Use the aggregator to combine the kernel modules tree with
externally-built modules so that (e.g.) "modprobe nvidia" Just
  Works.

svn path=/nixos/trunk/; revision=10129
2008-01-12 23:37:17 +00:00

394 lines
11 KiB
Nix

{ config, pkgs
, # List of font directories.
fontDirectories
}:
let
optional = condition: x: if condition then [x] else [];
# Abbreviations.
cfg = config.services.xserver;
xorg = pkgs.xorg;
gnome = pkgs.gnome;
stdenv = pkgs.stdenvNewSetupScript;
# Get a bunch of user settings.
videoDriver = cfg.videoDriver;
resolutions = map (res: ''"${toString res.x}x${toString res.y}"'') (cfg.resolutions);
sessionType = cfg.sessionType;
sessionStarter = cfg.sessionStarter;
renderingFlag = cfg.renderingFlag;
sessionCmd =
if sessionType == "" then sessionStarter else
if sessionType == "xterm" then "${pkgs.xterm}/bin/xterm -ls" else
if sessionType == "gnome" then "${gnome.gnometerminal}/bin/gnome-terminal -ls" else
abort ("unknown session type "+ sessionType);
windowManager =
let wm = cfg.windowManager; in
if wm != "" then wm else
if sessionType == "gnome" then "metacity" else
if sessionType == "kde" then "none" /* started by startkde */ else
"twm";
modules =
optional (videoDriver == "nvidia") pkgs.nvidiaDrivers #make sure it first loads the nvidia libs
++ [
xorg.xorgserver
xorg.xf86inputkeyboard
xorg.xf86inputmouse
]
++ optional (videoDriver == "vesa") xorg.xf86videovesa
++ optional (videoDriver == "vga") xorg.xf86videovga
++ optional (videoDriver == "sis") xorg.xf86videosis
++ optional (videoDriver == "i810") xorg.xf86videoi810
++ optional (videoDriver == "intel") xorg.xf86videointel
++ optional (videoDriver == "nv") xorg.xf86videonv
++ optional (videoDriver == "ati") xorg.xf86videoati
++ (optional cfg.isSynaptics ["${pkgs.synaptics}/${xorg.xorgserver}" /*xorg.xf86inputevdev*/]);
configFile = stdenv.mkDerivation {
name = "xserver.conf";
src = ./xserver.conf;
inherit fontDirectories videoDriver resolutions;
isClone = if cfg.isClone then "on" else "off";
synapticsInputDevice = if cfg.isSynaptics then ''
Section "InputDevice"
Identifier "Touchpad[0]"
Driver "synaptics"
Option "Device" "${cfg.devSynaptics}"
Option "Protocol" "PS/2"
Option "LeftEdge" "1700"
Option "RightEdge" "5300"
Option "TopEdge" "1700"
Option "BottomEdge" "4200"
Option "FingerLow" "25"
Option "FingerHigh" "30"
Option "MaxTapTime" "180"
Option "MaxTapMove" "220"
Option "VertScrollDelta" "100"
Option "MinSpeed" "0.06"
Option "MaxSpeed" "0.12"
Option "AccelFactor" "0.0010"
Option "SHMConfig" "on"
Option "Repeater" "/dev/input/mice"
Option "TapButton1" "1"
Option "TapButton2" "2"
Option "TapButton3" "3"
EndSection
'' else "";
xkbOptions = if cfg.xkbOptions == "" then "" else ''
Option "XkbOptions" "${cfg.xkbOptions}"
'';
layout = cfg.layout;
corePointer = if cfg.isSynaptics then "Touchpad[0]" else "Mouse[0]";
internalAGPGART =
if cfg.useInternalAGPGART == "yes" then
'' Option "UseInternalAGPGART" "yes"''
else if cfg.useInternalAGPGART == "no" then
'' Option "UseInternalAGPGART" "no"''
else "";
extraDeviceConfig = cfg.extraDeviceConfig;
extraMonitorSettings = cfg.extraMonitorSettings;
extraDisplaySettings = cfg.extraDisplaySettings;
extraModules = cfg.extraModules;
serverLayoutOptions = cfg.serverLayoutOptions;
defaultDepth = cfg.defaultDepth;
xfs = if cfg.useXFS == false then "" else
''FontPath "${toString cfg.useXFS}"'';
buildCommand = ''
buildCommand= # urgh, don't substitute this
export fontPaths=
for i in $fontDirectories; do
if test "''${i:0:''${#NIX_STORE}}" == "$NIX_STORE"; then
for j in $(find $i -name fonts.dir); do
fontPaths="''${fontPaths}FontPath \"$(dirname $j)\"''\n"
done
fi
done
export modulePaths=
for i in $(find ${toString modules} -type d); do
if ls $i/*.so* > /dev/null 2>&1; then
modulePaths="''${modulePaths}ModulePath \"$i\"''\n"
fi
done
export moduleSection=""
export screen=""
export device=""
export extensions=""
#if only my gf were this dirty
if test "${toString videoDriver}" == "nvidia"; then
export screen='
Option "AddARGBGLXVisuals" "true"
Option "DisableGLXRootClipping" "true"
Option "RandRRotation" "on"
'
export device='
Option "RenderAccel" "true"
Option "AllowGLXWithComposite" "true"
Option "AddARGBGLXVisuals" "true"
'
export extensions='
Option "Composite" "Enable"
'
fi
if [ "${toString videoDriver}" = i810 ]; then
export extensions='
Option "Composite" "Enable"
';
fi;
substituteAll $src $out
''; # */
};
clientScript = pkgs.writeText "xclient" ''
source /etc/profile
exec > $HOME/.Xerrors 2>&1
### Load X defaults.
if test -e ~/.Xdefaults; then
${xorg.xrdb}/bin/xrdb -merge ~/.Xdefaults
fi
${if cfg.startSSHAgent then ''
### Start the SSH agent.
export SSH_ASKPASS=${pkgs.x11_ssh_askpass}/libexec/x11-ssh-askpass
eval $(${pkgs.openssh}/bin/ssh-agent)
'' else ""}
### Allow user to override system-wide configuration
if test -f ~/.xsession; then
source ~/.xsession;
fi
### Start a window manager.
${if windowManager == "twm" then ''
${xorg.twm}/bin/twm &
''
else if windowManager == "metacity" then ''
env LD_LIBRARY_PATH=${xorg.libX11}/lib:${xorg.libXext}/lib:/usr/lib/
# !!! Hack: load the schemas for Metacity.
GCONF_CONFIG_SOURCE=xml::~/.gconf ${gnome.GConf}/bin/gconftool-2 \
--makefile-install-rule ${gnome.metacity}/etc/gconf/schemas/*.schemas
${gnome.metacity}/bin/metacity &
''
else if windowManager == "kwm" then ''
${pkgs.kdebase}/bin/kwin &
''
else if windowManager == "compiz" then ''
# !!! Hack: load the schemas for Compiz.
GCONF_CONFIG_SOURCE=xml::~/.gconf ${gnome.GConf}/bin/gconftool-2 \
--makefile-install-rule ${pkgs.compiz}/etc/gconf/schemas/*.schemas
# !!! Hack: turn on most Compiz modules.
${gnome.GConf}/bin/gconftool-2 -t list --list-type=string \
--set /apps/compiz/general/allscreens/options/active_plugins \
[gconf,png,decoration,wobbly,fade,minimize,move,resize,cube,switcher,rotate,place,scale,water]
# Start Compiz and the GTK-style window decorator.
env LD_LIBRARY_PATH=${xorg.libX11}/lib:${xorg.libXext}/lib:/usr/lib/
${pkgs.compiz}/bin/compiz gconf ${renderingFlag} &
${pkgs.compiz}/bin/gtk-window-decorator --sync &
''
else if windowManager == "none" then ''
# The session starter will start the window manager.
''
else abort ("unknown window manager " + windowManager)}
### Show a background image.
# (but not if we're starting a full desktop environment that does it for us)
${if sessionType != "kde" then ''
if test -e $HOME/.background-image; then
${pkgs.feh}/bin/feh --bg-scale $HOME/.background-image
fi
'' else ""}
### Start the session.
${if sessionType == "kde" then ''
# Start KDE.
export KDEDIRS=$HOME/.nix-profile:/nix/var/nix/profiles/default:${pkgs.kdebase}:${pkgs.kdelibs}
export XDG_CONFIG_DIRS=${pkgs.kdebase}/etc/xdg:${pkgs.kdelibs}/etc/xdg
export XDG_DATA_DIRS=${pkgs.kdebase}/share
exec ${pkgs.kdebase}/bin/startkde
'' else ''
# For all other session types, we currently just start a
# terminal of the kind indicated by sessionCmd.
# !!! yes, this means that you 'log out' by killing the X server.
while ${sessionCmd}; do
sleep 1
done
''}
''; # */
xserverArgs = [
"-ac"
"-logverbose"
"-verbose"
"-terminate"
"-logfile" "/var/log/X.${toString cfg.display}.log"
"-config ${configFile}"
":${toString cfg.display}" "vt${toString cfg.tty}"
"-xkbdir" "${pkgs.xkeyboard_config}/etc/X11/xkb"
] ++ optional (!config.services.xserver.tcpEnable) "-nolisten tcp";
slimConfig = pkgs.writeText "slim.cfg" ''
xauth_path ${xorg.xauth}/bin/xauth
default_xserver ${xorg.xorgserver}/bin/X
xserver_arguments ${toString xserverArgs}
login_cmd exec ${stdenv.bash}/bin/sh ${clientScript}
'';
# Unpack the SLiM theme, or use the default.
slimThemesDir =
let
unpackedTheme = stdenv.mkDerivation {
name = "slim-theme";
buildCommand = ''
ensureDir $out
cd $out
unpackFile ${cfg.slim.theme}
ln -s * default
'';
};
in if cfg.slim.theme == null then "${pkgs.slim}/share/slim/themes" else unpackedTheme;
in
rec {
name = "xserver";
extraPath = [
xorg.xrandr
xorg.xrdb
xorg.setxkbmap
pkgs.feh
]
++ optional (windowManager == "twm") [
xorg.twm
]
++ optional (windowManager == "metacity") [
gnome.metacity
]
++ optional (windowManager == "compiz") [
pkgs.compiz
]
++ optional (sessionType == "xterm") [
pkgs.xterm
]
++ optional (sessionType == "gnome") [
gnome.gnometerminal
gnome.GConf
gnome.gconfeditor
]
++ optional (sessionType == "kde") [
pkgs.kdelibs
pkgs.kdebase
xorg.iceauth # absolutely required by dcopserver
xorg.xset # used by startkde, non-essential
]
++ optional (videoDriver == "nvidia") [
pkgs.nvidiaDrivers
];
extraEtc =
optional (sessionType == "kde")
{ source = "${pkgs.xkeyboard_config}/etc/X11/xkb";
target = "X11/xkb";
}
++
optional cfg.exportConfiguration
{ source = "${configFile}";
target = "X11/xorg.conf";
};
job = ''
start on ${if cfg.autorun then "network-interfaces" else "never"}
start script
rm -f /var/run/opengl-driver
${if videoDriver == "nvidia"
then ''
ln -sf ${pkgs.nvidiaDrivers} /var/run/opengl-driver
''
else if cfg.driSupport
then "ln -sf ${pkgs.mesa} /var/run/opengl-driver"
else ""
}
rm -f /var/log/slim.log
end script
env SLIM_CFGFILE=${slimConfig}
env SLIM_THEMESDIR=${slimThemesDir}
env FONTCONFIG_FILE=/etc/fonts/fonts.conf # !!! cleanup
env XKB_BINDIR=${xorg.xkbcomp}/bin # Needed for the Xkb extension.
${if videoDriver == "nvidia"
then "env LD_LIBRARY_PATH=${xorg.libX11}/lib:${xorg.libXext}/lib:${pkgs.nvidiaDrivers}/lib"
else ""
}
${if videoDriver != "nvidia"
then "env XORG_DRI_DRIVER_PATH=${pkgs.mesa}/lib/modules/dri"
else ""
}
exec ${pkgs.slim}/bin/slim
'';
}