1 files changed, 154 insertions, 0 deletions
diff --git a/tv/2configs/xserver/default.nix b/tv/2configs/xserver/default.nix
new file mode 100644
index 000000000..c5cffbb30
--- /dev/null
+++ b/tv/2configs/xserver/default.nix
@@ -0,0 +1,154 @@
+{ config, lib, pkgs, ... }@args:
+
+with lib;
+
+let
+  # TODO krebs.build.user
+  user = config.users.users.tv;
+
+  out = {
+    services.xserver.display = 11;
+    services.xserver.tty = 11;
+
+    services.xserver.synaptics = {
+      enable = true;
+      twoFingerScroll = true;
+      accelFactor = "0.035";
+    };
+
+    fonts.fonts = [
+      pkgs.xlibs.fontschumachermisc
+    ];
+
+    systemd.services.urxvtd = {
+      wantedBy = [ "multi-user.target" ];
+      reloadIfChanged = true;
+      serviceConfig = {
+        ExecReload = need-reload "urxvtd.service";
+        ExecStart = "${pkgs.rxvt_unicode}/bin/urxvtd";
+        Restart = "always";
+        RestartSec = "2s";
+        StartLimitBurst = 0;
+        User = user.name;
+      };
+    };
+
+    environment.systemPackages = [
+      pkgs.slock
+    ];
+
+    security.setuidPrograms = [
+      "slock"
+    ];
+
+    systemd.services.display-manager = mkForce {};
+
+    services.xserver.enable = true;
+
+    systemd.services.xmonad = {
+      wantedBy = [ "multi-user.target" ];
+      requires = [ "xserver.service" ];
+      environment = xmonad-environment;
+      serviceConfig = {
+        ExecStart = "${xmonad-start}/bin/xmonad";
+        ExecStop = "${xmonad-stop}/bin/xmonad-stop";
+        User = user.name;
+        WorkingDirectory = user.home;
+      };
+    };
+
+    systemd.services.xserver = {
+      after = [
+        "systemd-udev-settle.service"
+        "local-fs.target"
+        "acpid.service"
+      ];
+      reloadIfChanged = true;
+      environment = xserver-environment;
+      serviceConfig = {
+        ExecReload = need-reload "xserver.service";
+        ExecStart = "${xserver}/bin/xserver";
+      };
+    };
+  };
+
+  xmonad-pkg = pkgs.haskellPackages.callPackage xmonad-src {};
+  xmonad-src = pkgs.writeNixFromCabal "xmonad.nix" ./xmonad;
+
+  xmonad-environment = {
+    DISPLAY = ":${toString config.services.xserver.display}";
+    XMONAD_STATE = "/tmp/xmonad.state";
+
+    # XXX JSON is close enough :)
+    XMONAD_WORKSPACES0_FILE = pkgs.writeText "xmonad.workspaces0" (toJSON [
+      "Dashboard" # we start here
+      "23"
+      "cr"
+      "ff"
+      "hack"
+      "im"
+      "mail"
+      "stockholm"
+      "za" "zj" "zs"
+    ]);
+  };
+
+  xmonad-start = pkgs.writeScriptBin "xmonad" ''
+    #! ${pkgs.bash}/bin/bash
+    set -efu
+    export PATH; PATH=${makeSearchPath "bin" [
+      pkgs.rxvt_unicode
+    ]}:/var/setuid-wrappers
+    settle() {(
+      # Use PATH for a clean journal
+      command=''${1##*/}
+      PATH=''${1%/*}; export PATH
+      shift
+      until "$command" "$@"; do
+        ${pkgs.coreutils}/bin/sleep 1
+      done
+    )&}
+    settle ${pkgs.xorg.xhost}/bin/xhost +LOCAL:
+    settle ${pkgs.xorg.xrdb}/bin/xrdb -merge ${import ./Xresources.nix args}
+    settle ${pkgs.xorg.xsetroot}/bin/xsetroot -solid '#1c1c1c'
+    if test -e "$XMONAD_STATE"; then
+      IFS=''$'\n'
+      exec ${xmonad-pkg}/bin/xmonad --resume $(< "$XMONAD_STATE")
+    else
+      exec ${xmonad-pkg}/bin/xmonad
+    fi
+  '';
+
+  xmonad-stop = pkgs.writeScriptBin "xmonad-stop" ''
+    #! /bin/sh
+    exec ${xmonad-pkg}/bin/xmonad --shutdown
+  '';
+
+  xserver-environment = {
+    XKB_BINDIR = "${pkgs.xorg.xkbcomp}/bin"; # Needed for the Xkb extension.
+    XORG_DRI_DRIVER_PATH = "/run/opengl-driver/lib/dri"; # !!! Depends on the driver selected at runtime.
+    LD_LIBRARY_PATH = concatStringsSep ":" (
+      [ "${pkgs.xorg.libX11}/lib" "${pkgs.xorg.libXext}/lib" ]
+      ++ concatLists (catAttrs "libPath" config.services.xserver.drivers));
+  };
+
+  xserver = pkgs.writeScriptBin "xserver" ''
+    #! /bin/sh
+    set -efu
+    exec ${pkgs.xorg.xorgserver}/bin/X \
+        :${toString config.services.xserver.display} \
+        vt${toString config.services.xserver.tty} \
+        -config ${import ./xserver.conf.nix args} \
+        -logfile /var/log/X.${toString config.services.xserver.display}.log \
+        -nolisten tcp \
+        -xkbdir ${pkgs.xkeyboard_config}/etc/X11/xkb \
+  '';
+
+  need-reload = s: let
+    pkg = pkgs.writeScriptBin "need-reload" ''
+      #! /bin/sh
+      echo "$*"
+    '';
+  in "${pkg}/bin/need-reload ${s}";
+
+in out