···

       
27
       
 
       
    Xft.hintstyle: hintslight

     

       
28
       
 
       
  '';

     

       
29
       
 
       


     

       
30
       
-
       
  # file provided by services.xserver.displayManager.session.script

     

       
31
       
-
       
  xsession = wm: dm: pkgs.writeScript "xsession"

     

       
32
       
 
       
    ''

     

       
33
       
 
       
      #! ${pkgs.bash}/bin/bash

     

       
34
       
 
       


     

       
35
       
-
       
      # Expected parameters:

     

       
36
       
-
       
      #   $1 = <desktop-manager>+<window-manager>

     

       
37
       
-
       


     

       
38
       
-
       
      # Actual parameters (FIXME):

     

       
39
       
-
       
      # SDDM is calling this script like the following:

     

       
40
       
-
       
      #   $1 = /nix/store/xxx-xsession (= $0)

     

       
41
       
-
       
      #   $2 = <desktop-manager>+<window-manager>

     

       
42
       
-
       
      # SLiM is using the following parameter:

     

       
43
       
-
       
      #   $1 = /nix/store/xxx-xsession <desktop-manager>+<window-manager>

     

       
44
       
-
       
      # LightDM keeps the double quotes:

     

       
45
       
-
       
      #   $1 = /nix/store/xxx-xsession "<desktop-manager>+<window-manager>"

     

       
46
       
-
       
      # The fake/auto display manager doesn't use any parameters and GDM is

     

       
47
       
-
       
      # broken.

     

       
48
       
-
       
      # If you want to "debug" this script don't print the parameters to stdout

     

       
49
       
-
       
      # or stderr because this script will be executed multiple times and the

     

       
50
       
-
       
      # output won't be visible in the log when the script is executed for the

     

       
51
       
-
       
      # first time (e.g. append them to a file instead)!

     

       
52
       
-
       


     

       
53
       
-
       
      # All of the above cases are handled by the following hack (FIXME).

     

       
54
       
-
       
      # Since this line is *very important* for *all display managers* it is

     

       
55
       
-
       
      # very important to test changes to the following line with all display

     

       
56
       
-
       
      # managers:

     

       
57
       
-
       
      if [ "''${1:0:1}" = "/" ]; then eval exec "$1" "$2" ; fi

     

       
58
       
-
       


     

       
59
       
-
       
      # Now it should be safe to assume that the script was called with the

     

       
60
       
-
       
      # expected parameters.

     

       
61
       
 
       


     

       
62
       
 
       
      . /etc/profile

     

       
63
       
 
       
      cd "$HOME"

     

       
64
       
-
       


     

       
65
       
-
       
      # The first argument of this script is the session type.

     

       
66
       
-
       
      sessionType="$1"

     

       
67
       
-
       
      if [ "$sessionType" = default ]; then sessionType=""; fi

     

       
68
       
 
       


     

       
69
       
 
       
      ${optionalString cfg.startDbusSession ''

     

       
70
       
 
       
        if test -z "$DBUS_SESSION_BUS_ADDRESS"; then

     

       
71
       
-
       
          exec ${pkgs.dbus.dbus-launch} --exit-with-session "$0" "$sessionType"

     

       
72
       
 
       
        fi

     

       
73
       
 
       
      ''}

     

       
74
       
 
       


     

       
75
       
 
       
      ${optionalString cfg.displayManager.job.logToJournal ''

     

       
76
       
 
       
        if [ -z "$_DID_SYSTEMD_CAT" ]; then

     

       
77
       
 
       
          export _DID_SYSTEMD_CAT=1

     

       
78
       
-
       
          exec ${config.systemd.package}/bin/systemd-cat -t xsession "$0" "$sessionType"

     

       
79
       
 
       
        fi

     

       
80
       
 
       
      ''}

     

       
81
       
 
       


     
···

       
101
       
 
       
      ${config.systemd.package}/bin/systemctl --user import-environment DISPLAY XAUTHORITY DBUS_SESSION_BUS_ADDRESS

     

       
102
       
 
       


     

       
103
       
 
       
      # Load X defaults.

     

       
0
       
 
       

     

       
104
       
 
       
      ${xorg.xrdb}/bin/xrdb -merge ${xresourcesXft}

     

       
105
       
 
       
      if test -e ~/.Xresources; then

     

       
106
       
 
       
          ${xorg.xrdb}/bin/xrdb -merge ~/.Xresources

     
···

       
132
       
 
       
      # Allow the user to setup a custom session type.

     

       
133
       
 
       
      if test -x ~/.xsession; then

     

       
134
       
 
       
          exec ~/.xsession

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
135
       
 
       
      else

     

       
136
       
-
       
          if test "$sessionType" = "custom"; then

     

       
137
       
-
       
              sessionType="" # fall-thru if there is no ~/.xsession

     

       
138
       
-
       
          fi

     

       
139
       
 
       
      fi

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
140
       
 
       


     

       
141
       
 
       
      # The session type is "<desktop-manager>+<window-manager>", so

     

       
142
       
 
       
      # extract those (see:

     
···

       
194
       
 
       
        Type=XSession

     

       
195
       
 
       
        TryExec=${cfg.displayManager.session.script}

     

       
196
       
 
       
        Exec=${cfg.displayManager.session.script} "${n}"

     

       
197
       
-
       
        X-GDM-BypassXsession=true

     

       
198
       
 
       
        Name=${n}

     

       
199
       
 
       
        Comment=

     

       
200
       
 
       
        EODESKTOP

     
···

       
292
       
 
       
              (filter (w: d.name != "none" || w.name != "none") wm));

     

       
293
       
 
       
          desktops = mkDesktops names;

     

       
294
       
 
       
          script = xsession wm dm;

     

       
0
       
 
       

     

       
295
       
 
       
        };

     

       
296
       
 
       
      };

     

       
297
       
 
       


     

···

       
27
       
 
       
    Xft.hintstyle: hintslight

     

       
28
       
 
       
  '';

     

       
29
       
 
       


     

       
30
       
+
       
  # file provided by services.xserver.displayManager.session.wrapper

     

       
31
       
+
       
  xsessionWrapper = pkgs.writeScript "xsession-wrapper"

     

       
32
       
 
       
    ''

     

       
33
       
 
       
      #! ${pkgs.bash}/bin/bash

     

       
34
       
 
       


     

       
35
       
+
       
      # Shared environment setup for graphical sessions.

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
36
       
 
       


     

       
37
       
 
       
      . /etc/profile

     

       
38
       
 
       
      cd "$HOME"

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
39
       
 
       


     

       
40
       
 
       
      ${optionalString cfg.startDbusSession ''

     

       
41
       
 
       
        if test -z "$DBUS_SESSION_BUS_ADDRESS"; then

     

       
42
       
+
       
          exec ${pkgs.dbus.dbus-launch} --exit-with-session "$0" "$@"

     

       
43
       
 
       
        fi

     

       
44
       
 
       
      ''}

     

       
45
       
 
       


     

       
46
       
 
       
      ${optionalString cfg.displayManager.job.logToJournal ''

     

       
47
       
 
       
        if [ -z "$_DID_SYSTEMD_CAT" ]; then

     

       
48
       
 
       
          export _DID_SYSTEMD_CAT=1

     

       
49
       
+
       
          exec ${config.systemd.package}/bin/systemd-cat -t xsession "$0" "$@"

     

       
50
       
 
       
        fi

     

       
51
       
 
       
      ''}

     

       
52
       
 
       


     
···

       
72
       
 
       
      ${config.systemd.package}/bin/systemctl --user import-environment DISPLAY XAUTHORITY DBUS_SESSION_BUS_ADDRESS

     

       
73
       
 
       


     

       
74
       
 
       
      # Load X defaults.

     

       
75
       
+
       
      # FIXME: Check XDG_SESSION_TYPE against x11

     

       
76
       
 
       
      ${xorg.xrdb}/bin/xrdb -merge ${xresourcesXft}

     

       
77
       
 
       
      if test -e ~/.Xresources; then

     

       
78
       
 
       
          ${xorg.xrdb}/bin/xrdb -merge ~/.Xresources

     
···

       
104
       
 
       
      # Allow the user to setup a custom session type.

     

       
105
       
 
       
      if test -x ~/.xsession; then

     

       
106
       
 
       
          exec ~/.xsession

     

       
107
       
+
       
      fi

     

       
108
       
+
       


     

       
109
       
+
       
      if test "$1"; then

     

       
110
       
+
       
          # Run the supplied session command. Remove any double quotes with eval.

     

       
111
       
+
       
          eval exec "$@"

     

       
112
       
 
       
      else

     

       
113
       
+
       
          # Fall back to the default window/desktopManager

     

       
114
       
+
       
          exec ${cfg.displayManager.session.script}

     

       
0
       
 
       

     

       
115
       
 
       
      fi

     

       
116
       
+
       
    '';

     

       
117
       
+
       


     

       
118
       
+
       
  # file provided by services.xserver.displayManager.session.script

     

       
119
       
+
       
  xsession = wm: dm: pkgs.writeScript "xsession"

     

       
120
       
+
       
    ''

     

       
121
       
+
       
      #! ${pkgs.bash}/bin/bash

     

       
122
       
+
       


     

       
123
       
+
       
      # Legacy session script used to construct .desktop files from

     

       
124
       
+
       
      # `services.xserver.displayManager.session` entries. Called from

     

       
125
       
+
       
      # `sessionWrapper`.

     

       
126
       
+
       


     

       
127
       
+
       
      # Expected parameters:

     

       
128
       
+
       
      #   $1 = <desktop-manager>+<window-manager>

     

       
129
       
+
       


     

       
130
       
+
       
      # The first argument of this script is the session type.

     

       
131
       
+
       
      sessionType="$1"

     

       
132
       
+
       
      if [ "$sessionType" = default ]; then sessionType=""; fi

     

       
133
       
 
       


     

       
134
       
 
       
      # The session type is "<desktop-manager>+<window-manager>", so

     

       
135
       
 
       
      # extract those (see:

     
···

       
187
       
 
       
        Type=XSession

     

       
188
       
 
       
        TryExec=${cfg.displayManager.session.script}

     

       
189
       
 
       
        Exec=${cfg.displayManager.session.script} "${n}"

     

       
0
       
 
       

     

       
190
       
 
       
        Name=${n}

     

       
191
       
 
       
        Comment=

     

       
192
       
 
       
        EODESKTOP

     
···

       
284
       
 
       
              (filter (w: d.name != "none" || w.name != "none") wm));

     

       
285
       
 
       
          desktops = mkDesktops names;

     

       
286
       
 
       
          script = xsession wm dm;

     

       
287
       
+
       
          wrapper = xsessionWrapper;

     

       
288
       
 
       
        };

     

       
289
       
 
       
      };

     

       
290
       
 
       


     

···

       
173
       
 
       
      ${optionalString cfg.gdm.debug "Enable=true"}

     

       
174
       
 
       
    '';

     

       
175
       
 
       


     

       
176
       
-
       
    environment.etc."gdm/Xsession".source = "${pkgs.gnome3.gdm}/etc/gdm/Xsession";

     

       
177
       
 
       


     

       
178
       
 
       
    # GDM LFS PAM modules, adapted somehow to NixOS

     

       
179
       
 
       
    security.pam.services = {

     

···

       
173
       
 
       
      ${optionalString cfg.gdm.debug "Enable=true"}

     

       
174
       
 
       
    '';

     

       
175
       
 
       


     

       
176
       
+
       
    environment.etc."gdm/Xsession".source = config.services.xserver.displayManager.session.wrapper;

     

       
177
       
 
       


     

       
178
       
 
       
    # GDM LFS PAM modules, adapted somehow to NixOS

     

       
179
       
 
       
    security.pam.services = {

     

···

       
49
       
 
       


     

       
50
       
 
       
      [Seat:*]

     

       
51
       
 
       
      xserver-command = ${xserverWrapper}

     

       
52
       
-
       
      session-wrapper = ${dmcfg.session.script}

     

       
53
       
 
       
      ${optionalString cfg.greeter.enable ''

     

       
54
       
 
       
        greeter-session = ${cfg.greeter.name}

     

       
55
       
 
       
      ''}

     

···

       
49
       
 
       


     

       
50
       
 
       
      [Seat:*]

     

       
51
       
 
       
      xserver-command = ${xserverWrapper}

     

       
52
       
+
       
      session-wrapper = ${dmcfg.session.wrapper}

     

       
53
       
 
       
      ${optionalString cfg.greeter.enable ''

     

       
54
       
 
       
        greeter-session = ${cfg.greeter.name}

     

       
55
       
 
       
      ''}

     

···

       
49
       
 
       
    MinimumVT=${toString (if xcfg.tty != null then xcfg.tty else 7)}

     

       
50
       
 
       
    ServerPath=${xserverWrapper}

     

       
51
       
 
       
    XephyrPath=${pkgs.xorg.xorgserver.out}/bin/Xephyr

     

       
52
       
-
       
    SessionCommand=${dmcfg.session.script}

     

       
53
       
 
       
    SessionDir=${dmcfg.session.desktops}/share/xsessions

     

       
54
       
 
       
    XauthPath=${pkgs.xorg.xauth}/bin/xauth

     

       
55
       
 
       
    DisplayCommand=${Xsetup}

     

···

       
49
       
 
       
    MinimumVT=${toString (if xcfg.tty != null then xcfg.tty else 7)}

     

       
50
       
 
       
    ServerPath=${xserverWrapper}

     

       
51
       
 
       
    XephyrPath=${pkgs.xorg.xorgserver.out}/bin/Xephyr

     

       
52
       
+
       
    SessionCommand=${dmcfg.session.wrapper}

     

       
53
       
 
       
    SessionDir=${dmcfg.session.desktops}/share/xsessions

     

       
54
       
 
       
    XauthPath=${pkgs.xorg.xauth}/bin/xauth

     

       
55
       
 
       
    DisplayCommand=${Xsetup}

     

···

       
14
       
 
       
      default_xserver ${dmcfg.xserverBin}

     

       
15
       
 
       
      xserver_arguments ${toString dmcfg.xserverArgs}

     

       
16
       
 
       
      sessiondir ${dmcfg.session.desktops}/share/xsessions

     

       
17
       
-
       
      login_cmd exec ${pkgs.runtimeShell} ${dmcfg.session.script} "%session"

     

       
18
       
 
       
      halt_cmd ${config.systemd.package}/sbin/shutdown -h now

     

       
19
       
 
       
      reboot_cmd ${config.systemd.package}/sbin/shutdown -r now

     

       
20
       
 
       
      logfile /dev/stderr

     

···

       
14
       
 
       
      default_xserver ${dmcfg.xserverBin}

     

       
15
       
 
       
      xserver_arguments ${toString dmcfg.xserverArgs}

     

       
16
       
 
       
      sessiondir ${dmcfg.session.desktops}/share/xsessions

     

       
17
       
+
       
      login_cmd exec ${pkgs.runtimeShell} ${dmcfg.session.wrapper} "%session"

     

       
18
       
 
       
      halt_cmd ${config.systemd.package}/sbin/shutdown -h now

     

       
19
       
 
       
      reboot_cmd ${config.systemd.package}/sbin/shutdown -r now

     

       
20
       
 
       
      logfile /dev/stderr