# Copyright (c) 2008 - OpenSLX GmbH
#
# This program is free software distributed under the GPL version 2.
# See http://openslx.org/COPYING
#
# If you have any feedback please consult http://openslx.org/feedback and
# send your suggestions, praise, or complaints to feedback@openslx.org
#
# General information about OpenSLX can be found at http://openslx.org/
# -----------------------------------------------------------------------------
# desktop/OpenSLX/Distro/Base.pm
# - provides base implementation of the Distro API for the desktop plugin.
# -----------------------------------------------------------------------------
package desktop::OpenSLX::Distro::Base;
use strict;
use warnings;
our $VERSION = 1.01; # API-version . implementation-version
use File::Basename;
use OpenSLX::Basics;
use OpenSLX::Utils;
################################################################################
### interface methods
################################################################################
sub new
{
my $class = shift;
my $self = {};
return bless $self, $class;
}
sub initialize
{
my $self = shift;
$self->{engine} = shift;
return 1;
}
sub pathOf
{
my $self = shift;
my $binary = shift;
return qx{which $binary 2>/dev/null};
}
sub isInPath
{
my $self = shift;
my $binary = shift;
my $path = $self->pathOf($binary);
return $path ? 1 : 0;
}
sub getDefaultDesktopManager
{
my $self = shift;
# the default implementation prefers GDM over KDM over XDM
return $self->isGDMInstalled() ? 'gdm'
: $self->isKDMInstalled() ? 'kdm'
: $self->isXDMInstalled() ? 'xdm' : undef;
}
sub getDefaultDesktopKind
{
my $self = shift;
# the default implementation prefers GNOME over KDE over XFCE
return $self->isGNOMEInstalled() ? 'gnome'
: $self->isKDEInstalled() ? 'kde'
: $self->isXFCEInstalled() ? 'xfce' : undef;
}
sub isGNOMEInstalled
{
my $self = shift;
return $self->isInPath('gnome-session');
}
sub installGNOME
{
my $self = shift;
$self->{engine}->installPackages(
$self->{engine}->getInstallablePackagesForSelection('gnome')
);
return 1;
}
sub isGDMInstalled
{
my $self = shift;
return $self->isInPath('gdm');
}
sub installGDM
{
my $self = shift;
$self->{engine}->installPackages('gdm');
return 1;
}
sub GDMPathInfo
{
my $self = shift;
my $pathInfo = {
config => '/etc/gdm/gdm.conf',
paths => [
'/var/lib/gdm',
'/var/log/gdm',
],
};
return $pathInfo;
}
sub setupGDMScript
{
my $self = shift;
my $repoPath = shift;
my $pathInfo = $self->GDMPathInfo();
my $configFile = $pathInfo->{config};
my $paths
= join(
' ',
map { '/mnt' . $_ } ( dirname($configFile), @{$pathInfo->{paths}} )
);
my $script = unshiftHereDoc(<<" End-of-Here");
# written by OpenSLX-plugin 'desktop'
mkdir -p $paths 2>/dev/null
cp /mnt$repoPath/gdm/\$desktop_mode/gdm.conf /mnt$configFile
# activate theme only if the corresponding xml file is found
# (otherwise fall back to default theme of vendor-OS)
if [ -n "\$desktop_theme" ]; then
thdir=/opt/openslx/plugin-repo/desktop/themes/gdm
theme=\$desktop_theme
if [ -e /mnt\$thdir/\$theme/*.xml ]; then
sed -i "s,\\[greeter\\],[greeter]\\nGraphicalThemeDir=\$thdir," \\
/mnt$configFile
sed -i "s,\\[greeter\\],[greeter]\\nGraphicalTheme=\$theme," \\
/mnt$configFile
fi
fi
case "\${desktop_allowshutdown}" in
none)
;;
root)
sed "s|AllowShutdown.*|AllowShutdown=true|;\\
s|SecureShutdown.*|SecureShutdown=true|" \\
-i /mnt$configFile
;;
users)
sed "s|AllowShutdown.*|AllowShutdown=true|;\\
s|SecureShutdown.*|SecureShutdown=false|" \\
-i /mnt$configFile
;;
esac
[ "\${desktop_rootlogin}" -ne 0 ] && \\
sed "s|AllowRoot.*|AllowRoot=true|" -i /mnt$configFile
End-of-Here
return $script;
}
sub GDMConfigHashForWorkstation
{
my $self = shift;
return {
'chooser' => {
},
'daemon' => {
AutomaticLoginEnable => 'false',
Group => 'gdm',
User => 'gdm',
},
'debug' => {
Enable => 'false',
},
'greeter' => {
AllowShutdown => 'false',
Browser => 'false',
MinimalUID => '500',
SecureShutdown => 'false',
ShowDomain => 'false',
DefaultWelcome => 'false',
Welcome => 'OpenSLX Workstation (%n)',
},
'gui' => {
},
'security' => {
AllowRoot => 'false',
AllowRemoteRoot => 'false',
DisallowTCP => 'true',
SupportAutomount => 'true',
},
'server' => {
},
'xdmcp' => {
Enable => 'false',
},
};
}
sub GDMConfigHashForKiosk
{
my $self = shift;
my $configHash = $self->GDMConfigHashForWorkstation();
$configHash->{daemon}->{AutomaticLoginEnable} = 'true';
$configHash->{daemon}->{AutomaticLogin} = 'nobody';
return $configHash;
}
sub GDMConfigHashForChooser
{
my $self = shift;
my $configHash = $self->GDMConfigHashForWorkstation();
$configHash->{xdmcp}->{Enable} = 'true';
return $configHash;
}
sub isKDEInstalled
{
my $self = shift;
return $self->isInPath('startkde');
}
sub installKDE
{
my $self = shift;
$self->{engine}->installPackages(
$self->{engine}->getInstallablePackagesForSelection('kde')
);
return 1;
}
sub isKDMInstalled
{
my $self = shift;
return $self->isInPath('kdm');
}
sub installKDM
{
my $self = shift;
$self->{engine}->installPackages('kdm');
return 1;
}
sub KDMPathInfo
{
my $self = shift;
my $pathInfo = {
config => '/etc/opt/kdm/kdmrc',
paths => [
'/var/lib/kdm',
],
};
return $pathInfo;
}
sub setupKDMScript
{
my $self = shift;
my $repoPath = shift;
my $pathInfo = $self->KDMPathInfo();
my $configFile = $pathInfo->{config};
my $paths
= join(
' ',
map { '/mnt' . $_ } ( dirname($configFile), @{$pathInfo->{paths}} )
);
my $script = unshiftHereDoc(<<" End-of-Here");
#!/bin/ash
# written by OpenSLX-plugin 'desktop'
mkdir -p $paths 2>/dev/null
cp /mnt$repoPath/kdm/\$desktop_mode/kdmrc /mnt$configFile
# activate theme only if the corresponding xml file is found
# (otherwise fall back to default theme of vendor-OS)
if [ -n "\$desktop_theme" ]; then
theme=\$desktop_theme
thdir=/opt/openslx/plugin-repo/desktop/themes/kdm/\$theme
if [ -e /mnt\$thdir/*.xml ]; then
sed -i "s,\\[X-\\*-Greeter\\],[X-*-Greeter]\\nTheme=\$thdir," \\
/mnt$configFile
sed -i "s,\\[X-\\*-Greeter\\],[X-*-Greeter]\\nUseTheme=true," \\
/mnt$configFile
fi
fi
case "\${desktop_allowshutdown}" in
none)
sed "s|AllowShutdown.*|AllowShutdown=None|" \\
-i /mnt$configFile
;;
root)
sed "s|AllowShutdown.*|AllowShutdown=Root|" \\
-i /mnt$configFile
;;
users)
sed "s|AllowShutdown.*|AllowShutdown=All|" \\
-i /mnt$configFile
;;
esac
[ "\${desktop_rootlogin}" -ne 0 ] && \\
sed "s|AllowRootLogin.*|AllowRootLogin=true|" -i /mnt$configFile
End-of-Here
return $script;
}
sub KDMConfigHashForWorkstation
{
my $self = shift;
return {
'X-:0-Core' => {
AutoLoginEnable => 'false',
AllowRootLogin => 'false',
AllowShutdown => 'All',
},
'X-*-Greeter' => {
GreetString => 'OpenSLX Workstation (%h)',
SelectedUsers => '',
ShowUsers => 'Selected',
UserList => 'false',
},
'X-:*-Greeter' => {
AllowClose => 'false',
UseAdminSession => 'true',
},
'X-:0-Greeter' => {
LogSource => '/dev/xconsole',
UseAdminSession => 'false',
},
'xdmcp' => {
Enable => 'false',
},
};
}
sub KDMConfigHashForKiosk
{
my $self = shift;
my $configHash = $self->KDMConfigHashForWorkstation();
$configHash->{'X-:0-Core'}->{AutoLoginEnable} = 'true';
$configHash->{'X-:0-Core'}->{AutoLoginUser} = 'nobody';
return $configHash;
}
sub KDMConfigHashForChooser
{
my $self = shift;
my $configHash = $self->KDMConfigHashForWorkstation();
$configHash->{xdmcp}->{Enable} = 'true';
return $configHash;
}
sub isXFCEInstalled
{
my $self = shift;
return $self->isInPath('startxfce4');
}
sub installXFCE
{
my $self = shift;
$self->{engine}->installPackages(
$self->{engine}->getInstallablePackagesForSelection('xfce')
);
return 1;
}
sub isXDMInstalled
{
my $self = shift;
return $self->isInPath('xdm');
}
sub installXDM
{
my $self = shift;
$self->{engine}->installPackages('xdm');
return 1;
}
1;