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