Convert "tty-backgrounds"

svn path=/nixos/branches/fix-style/; revision=14396
This commit is contained in:
Marc Weber 2009-03-06 12:27:18 +00:00
parent 3679813f37
commit 98ea167131
3 changed files with 153 additions and 132 deletions

View File

@ -380,69 +380,6 @@ in
";
};
services = {
ttyBackgrounds = {
enable = mkOption {
default = true;
description = "
Whether to enable graphical backgrounds for the virtual consoles.
";
};
defaultTheme = mkOption {
default = pkgs.fetchurl {
#url = http://www.bootsplash.de/files/themes/Theme-BabyTux.tar.bz2;
url = http://www.mirrorservice.org/sites/www.ibiblio.org/gentoo/distfiles/Theme-BabyTux.tar.bz2;
md5 = "a6d89d1c1cff3b6a08e2f526f2eab4e0";
};
description = "
The default theme for the virtual consoles. Themes can be found
at <link xlink:href='http://www.bootsplash.de/' />.
";
};
defaultSpecificThemes = mkOption {
default = [
/*
{ tty = 6;
theme = pkgs.fetchurl { # Yeah!
url = http://www.bootsplash.de/files/themes/Theme-Pativo.tar.bz2;
md5 = "9e13beaaadf88d43a5293e7ab757d569";
};
}
*/
{ tty = 10;
theme = pkgs.fetchurl {
#url = http://www.bootsplash.de/files/themes/Theme-GNU.tar.bz2;
url = http://www.mirrorservice.org/sites/www.ibiblio.org/gentoo/distfiles/Theme-GNU.tar.bz2;
md5 = "61969309d23c631e57b0a311102ef034";
};
}
];
description = "
This option sets specific themes for virtual consoles. If you
just want to set themes for additional consoles, use
<option>services.ttyBackgrounds.specificThemes</option>.
";
};
specificThemes = mkOption {
default = [
];
description = "
This option allows you to set specific themes for virtual
consoles.
";
};
};
};
nesting = {
children = mkOption {
default = [];
@ -547,6 +484,7 @@ in
(import ../upstart-jobs/dovecot.nix)
(import ../upstart-jobs/bind.nix)
(import ../upstart-jobs/mingetty.nix) # The terminals on ttyX.
(import ../upstart-jobs/tty-backgrounds.nix)
# nix
(import ../upstart-jobs/nix.nix) # nix options and daemon

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@ -140,37 +140,6 @@ let
["reboot" "halt" "system-halt" "power-off"]
)
# Transparent TTY backgrounds.
++ optional (config.services.ttyBackgrounds.enable && kernelPackages.splashutils != null)
(import ../upstart-jobs/tty-backgrounds.nix {
inherit (pkgs) stdenv;
inherit (kernelPackages) splashutils;
backgrounds =
let
specificThemes =
config.services.ttyBackgrounds.defaultSpecificThemes
++ config.services.ttyBackgrounds.specificThemes;
overridenTTYs = map (x: x.tty) specificThemes;
# Use the default theme for all the mingetty ttys and for the
# syslog tty, except those for which a specific theme is
# specified.
defaultTTYs =
pkgs.lib.filter (x: !(pkgs.lib.elem x overridenTTYs)) requiredTTYs;
in
(map (ttyNumber: {
tty = ttyNumber;
theme = config.services.ttyBackgrounds.defaultTheme;
}) defaultTTYs)
++ specificThemes;
})
# User-defined events.
++ (map makeJob (config.services.extraJobs));

View File

@ -1,11 +1,100 @@
{stdenv, splashutils, backgrounds}:
{pkgs, config, ...}:
rec {
name = "tty-backgrounds";
###### interface
let
inherit (pkgs.lib) mkOption mkIf;
unpackTheme = theme: import ../helpers/unpack-theme.nix {
inherit stdenv theme;
options = {
services = {
ttyBackgrounds = {
enable = mkOption {
default = true;
description = "
Whether to enable graphical backgrounds for the virtual consoles.
";
};
defaultTheme = mkOption {
default = pkgs.fetchurl {
#url = http://www.bootsplash.de/files/themes/Theme-BabyTux.tar.bz2;
url = http://www.mirrorservice.org/sites/www.ibiblio.org/gentoo/distfiles/Theme-BabyTux.tar.bz2;
md5 = "a6d89d1c1cff3b6a08e2f526f2eab4e0";
};
description = "
The default theme for the virtual consoles. Themes can be found
at <link xlink:href='http://www.bootsplash.de/' />.
";
};
defaultSpecificThemes = mkOption {
default = [
/*
{ tty = 6;
theme = pkgs.fetchurl { # Yeah!
url = http://www.bootsplash.de/files/themes/Theme-Pativo.tar.bz2;
md5 = "9e13beaaadf88d43a5293e7ab757d569";
};
}
*/
{ tty = 10;
theme = pkgs.fetchurl {
#url = http://www.bootsplash.de/files/themes/Theme-GNU.tar.bz2;
url = http://www.mirrorservice.org/sites/www.ibiblio.org/gentoo/distfiles/Theme-GNU.tar.bz2;
md5 = "61969309d23c631e57b0a311102ef034";
};
}
];
description = "
This option sets specific themes for virtual consoles. If you
just want to set themes for additional consoles, use
<option>services.ttyBackgrounds.specificThemes</option>.
";
};
specificThemes = mkOption {
default = [
];
description = "
This option allows you to set specific themes for virtual
consoles.
";
};
};
};
};
in
###### implementation
let
inherit (pkgs) stdenv;
kernelPackages = config.boot.kernelPackages;
splashutils = kernelPackages.splashutils;
requiredTTYs = config.requiredTTYs;
backgrounds =
let
specificThemes =
config.services.ttyBackgrounds.defaultSpecificThemes
++ config.services.ttyBackgrounds.specificThemes;
overridenTTYs = map (x: x.tty) specificThemes;
# Use the default theme for all the mingetty ttys and for the
# syslog tty, except those for which a specific theme is
# specified.
defaultTTYs =
pkgs.lib.filter (x: !(pkgs.lib.elem x overridenTTYs)) requiredTTYs;
in
(map (ttyNumber: {
tty = ttyNumber;
theme = config.services.ttyBackgrounds.defaultTheme;
}) defaultTTYs)
++ specificThemes;
themesUnpacked = stdenv.mkDerivation {
name = "splash-themes";
@ -15,46 +104,71 @@ rec {
themes = map (x: if x ? theme then (unpackTheme x.theme) else "default") backgrounds;
};
extraEtc = [
{ source = themesUnpacked;
target = "splash";
}
unpackTheme = theme: import ../helpers/unpack-theme.nix {
inherit stdenv theme;
};
in
# FIXME see xfs
# assert splashutils != null;
mkIf (config.services.ttyBackgrounds.enable && kernelPackages.splashutils != null) {
require = [
options
];
job = ''
start on udev
start script
environment = {
etc = [
{ source = themesUnpacked;
target = "splash";
}
];
};
# Critical: tell the kernel where to find splash_helper. It calls
# this program every time we switch between consoles.
helperProcFile=${splashutils.helperProcFile}
if test -e /proc/sys/fbcondecor; then helperProcFile=/proc/sys/fbcondecor; fi
echo ${splashutils}/${splashutils.helperName} > $helperProcFile
# For each console...
for tty in ${toString (map (x: x.tty) backgrounds)}; do
# Make sure that the console exists.
echo -n "" > /dev/tty$tty
services = {
extraJobs = [ rec {
name = "tty-backgrounds";
# Set the theme as determined by tty-backgrounds-combine.sh
# above.
theme=$(readlink ${themesUnpacked}/$tty)
${splashutils}/${splashutils.controlName} --tty $tty -c setcfg -t $theme || true
${splashutils}/${splashutils.controlName} --tty $tty -c setpic -t $theme || true
${splashutils}/${splashutils.controlName} --tty $tty -c on || true
done
job = ''
start on udev
end script
start script
respawn sleep 10000 # !!! Hack
# Critical: tell the kernel where to find splash_helper. It calls
# this program every time we switch between consoles.
helperProcFile=${splashutils.helperProcFile}
if test -e /proc/sys/fbcondecor; then helperProcFile=/proc/sys/fbcondecor; fi
echo ${splashutils}/${splashutils.helperName} > $helperProcFile
stop script
# Disable the theme on each console.
for tty in ${toString (map (x: x.tty) backgrounds)}; do
${splashutils}/${splashutils.controlName} --tty $tty -c off || true
done
end script
'';
# For each console...
for tty in ${toString (map (x: x.tty) backgrounds)}; do
# Make sure that the console exists.
echo -n "" > /dev/tty$tty
# Set the theme as determined by tty-backgrounds-combine.sh
# above.
theme=$(readlink ${themesUnpacked}/$tty)
${splashutils}/${splashutils.controlName} --tty $tty -c setcfg -t $theme || true
${splashutils}/${splashutils.controlName} --tty $tty -c setpic -t $theme || true
${splashutils}/${splashutils.controlName} --tty $tty -c on || true
done
end script
respawn sleep 10000 # !!! Hack
stop script
# Disable the theme on each console.
for tty in ${toString (map (x: x.tty) backgrounds)}; do
${splashutils}/${splashutils.controlName} --tty $tty -c off || true
done
end script
'';
}];
};
}