# 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/
# -----------------------------------------------------------------------------
# xserver.pm
# -----------------------------------------------------------------------------
package OpenSLX::OSPlugin::xserver;
use strict;
use warnings;
use base qw(OpenSLX::OSPlugin::Base);
use OpenSLX::Basics;
use OpenSLX::Utils;
use File::Basename;
################################################################################
# if you have any questions regarding the concept of OS-plugins and their
# implementation, please drop a mail to: ot@openslx.com, or join the IRC-channel
# '#openslx' (on freenode).
################################################################################
sub new
{
my $class = shift;
my $self = {
name => 'xserver',
};
return bless $self, $class;
}
sub getInfo
{
my $self = shift;
return {
description => unshiftHereDoc(<<' End-of-Here'),
This plugin tries to configure the local Xorg-Server and
integrates binary graphics drivers (closed sourced) into the system.
Notice that you need to have kernel-headers installed to work properly.
in some cases. You need to download the driver packages yourself and
supply the download folder into the pkgpath option.
End-of-Here
precedence => 80,
};
}
sub getAttrInfo
{ # returns a hash-ref with information about all attributes supported
# by this specific plugin
my $self = shift;
# This default configuration will be added as attributes to the default
# system, such that it can be overruled for any specific system by means
# of slxconfig.
return {
# attribute 'active' is mandatory for all plugins
'xserver::active' => {
applies_to_systems => 1,
applies_to_clients => 1,
description => unshiftHereDoc(<<' End-of-Here'),
should the 'xserver'-plugin be executed during boot?
End-of-Here
content_regex => qr{^(0|1)$},
content_descr => '1 means active - 0 means inactive',
default => '1',
},
'xserver::ddcinfo' => {
applies_to_systems => 1,
applies_to_clients => 1,
description => unshiftHereDoc(<<' End-of-Here'),
should the 'xserver'-plugin use the ddcinfo (if available) for
the monitor/tft setup? Might help in scenarios with resolutions
configured much lower than physically possible. (0 ignore, 1 use)
End-of-Here
content_regex => qr{^(0|1)$},
content_descr => '0 ignore ddcinfo, 1 use ddcinfo if available',
default => '0',
},
'xserver::prefnongpl' => {
applies_to_systems => 1,
applies_to_clients => 1,
description => unshiftHereDoc(<<' End-of-Here'),
should the 'xserver'-plugin use the non-gpl drivers for some graphic
adaptors if available (0 prefer gpl, 1 use the nongpl)
End-of-Here
content_regex => qr{^(0|1)$},
content_descr => '0 ignore ddcinfo, 1 use ddcinfo if available',
default => '0',
},
'xserver::usexrandr' => {
applies_to_systems => 1,
applies_to_clients => 1,
description => unshiftHereDoc(<<' End-of-Here'),
should the 'xserver'-plugin use the "xrandr" extension of Xorg to
make use of multi-head scenarios and dynamically added displays
(not implemented yet)
End-of-Here
content_regex => qr{^(0|1)$},
content_descr => '1 xrandr extension, 0 switch off',
default => '1',
},
# plugin specific attributes start here ...
# stage1
# Currently not needed in scenarios where distro specific packages are
# available, but in Suse-10.2 for example we use this method
# -> provide downloaded packages here.
'xserver::pkgpath' => {
applies_to_vendor_os => 1,
description => unshiftHereDoc(<<' End-of-Here'),
Path to downloaded ATI or Nvidia package
End-of-Here
# TODO:
#content_regex => qr{^0|1$},
content_descr => 'Path to Nvidia or ATI packages',
default => '/root/xserver-pkgs',
},
'xserver::ati' => {
applies_to_vendor_os => 1,
description => unshiftHereDoc(<<' End-of-Here'),
should the non-gpl ATI drivers be available (installed in vendor-OS - not implemented yet)?
End-of-Here
content_regex => qr{^0|1$},
content_descr => '"0", "1"',
default => '0',
},
'xserver::nvidia' => {
applies_to_vendor_os => 1,
description => unshiftHereDoc(<<' End-of-Here'),
should the non-gpl NVidia drivers be available (installed in vendor-OS - not implemented yet)?
End-of-Here
content_regex => qr{^0|1$},
content_descr => '"0", "1"',
default => '0',
},
#'xserver::matrox' => {
# applies_to_vendor_os => 1,
# description => unshiftHereDoc(<<' End-of-Here'),
# should the non-gpl Matrox drivers (e.g. for the Parhelia) be
# available (installed in vendor-OS)?
# End-of-Here
# content_regex => qr{^0|1$},
# content_descr => '"0", "1"',
# default => '0',
#},
};
}
sub preInstallationPhase()
{
my $self = shift;
my $info = shift;
$self->{pluginRepositoryPath} = $info->{'plugin-repo-path'};
$self->{pluginTempPath} = $info->{'plugin-temp-path'};
$self->{openslxBasePath} = $info->{'openslx-base-path'};
$self->{openslxConfigPath} = $info->{'openslx-config-path'};
$self->{attrs} = $info->{'plugin-attrs'};
$self->{vendorOsPath} = $info->{'vendor-os-path'};
my $pkgpath = $self->{attrs}->{'xserver::pkgpath'};
my $installAti = $self->{attrs}->{'xserver::ati'};
my $installNvidia = $self->{attrs}->{'xserver::nvidia'};
if (! -d $pkgpath && ($installAti == 1 || $installNvidia == 1)) {
print "\n\n * xserver::pkgpath: no such directory!\n";
print " * xserver plugin can only install ATI or Nvidia driver\n";
print " via operating system packaging (e.g. != SuSE-10.2)!\n";
# exit 1 => xserver plugin is not getting installed because ati
# or nvidia where selected but are not installable!
# exit 1;
}
if (-d $pkgpath && ($installNvidia == 1 || $installAti == 1)) {
# Todo: use a openslx copy function!
system("cp -r $pkgpath $self->{pluginRepositoryPath}/packages");
}
}
sub installationPhase
{ # called while chrooted to the vendor-OS root in order to give the plugin
# a chance to install required files into the vendor-OS.
my $self = shift;
my $info = shift;
# ehh... every plugin has it's own different installationPhase
# variable definition?
my $pluginRepoPath = $info->{'plugin-repo-path'};
# The folder where the stage1-plugin should store all files
# required by the corresponding stage3 runlevel script.
# As this method is being executed while chrooted into the vendor-OS,
# this path is relative to that root (i.e. directly usable).
my $pluginTempPath = $info->{'plugin-temp-path'};
# A temporary playground that will be cleaned up automatically.
# As this method is being executed while chrooted into the vendor-OS,
# this path is relative to that root (i.e. directly usable).
my $openslxBasePath = $info->{'openslx-base-path'};
# the openslx base path (/opt/openslx) bind-mounted into the chroot
my $openslxConfigPath = $info->{'openslx-config-path'};
# the openslx config path (/etc/opt/openlsx) bind-mounted into the
# chroot
my $attrs = $info->{'plugin-attrs'};
# attributes in effect for this installation
my $vendorOSName = $self->{'os-plugin-engine'}->{'vendor-os-name'};
# write the distro specific extension (inclusion) of XX_xserver.sh
my $script = $self->{distro}->setupXserverScript($pluginRepoPath);
spitFile("$pluginRepoPath/xserver.sh", $script);
# if defined: build nvidia or ati binarys
my $pluginFilesPath =
"$openslxBasePath/lib/plugins/$self->{'name'}/files";
my $installationPath = "$pluginRepoPath/";
my $binDrivers = 0;
my $engine = $self->{'os-plugin-engine'};
if ($attrs->{'xserver::nvidia'} == 1 || $attrs->{'xserver::ati'} == 1 ) {
copyFile("$pluginFilesPath/ubuntu-gfx-install.sh", "$installationPath");
copyFile("$pluginFilesPath/suse-gfx-install.sh", "$installationPath");
copyFile("$pluginFilesPath/ubuntu-8.10-gfx-install.sh", "$installationPath");
# removeLinks is to remove Links to the files
# otherwise some wrong files are created
$self->removeLinks();
$binDrivers = 1;
}
if ($attrs->{'xserver::ati'} == 1) {
#TODO: if ($vendorOSName contains 'suse-11.1')
$engine->installPackages(
$engine->getInstallablePackagesForSelection('libstdc++33')
);
copyFile("$pluginFilesPath/ati-install.sh", "$installationPath");
system("/bin/bash /opt/openslx/plugin-repo/$self->{'name'}/ati-install.sh $vendorOSName");
#system("/bin/bash /opt/openslx/plugin-repo/$self->{'name'}/linkage.sh ati");
}
if ($attrs->{'xserver::nvidia'} == 1) {
copyFile("$pluginFilesPath/nvidia-install.sh", "$installationPath");
system("/bin/bash /opt/openslx/plugin-repo/$self->{'name'}/nvidia-install.sh $vendorOSName");
#system("/bin/bash /opt/openslx/plugin-repo/$self->{'name'}/linkage.sh nvidia");
}
if ($binDrivers == 1) {
$self->linkLibs($info);
`chmod -R 755 $installationPath`
}
# Some plugins have to copy files from their plugin folder into the
# vendor-OS. Here's an example for how to do that:
#
# # get our own name:
# my $pluginName = $self->{'name'};
#
# # get our own base path:
# my $pluginBasePath = "$openslxBasePath/lib/plugins/$pluginName";
#
# # copy all needed files now:
# foreach my $file ( qw( file1, file2 ) ) {
# copyFile("$pluginBasePath/$file", "$pluginRepoPath/");
# }
# name of current os
# my $vendorOSName = $self->{'os-plugin-engine'}->{'vendor-os-name'}
return;
}
sub removalPhase
{ # called while chrooted to the vendor-OS root in order to give the plugin
# a chance to uninstall no longer required files from the vendor-OS.
my $self = shift;
my $info = shift;
my $pluginRepoPath = $info->{'plugin-repo-path'};
# The folder where the stage1-plugin should store all files
# required by the corresponding stage3 runlevel script.
# As this method is being executed while chrooted into the vendor-OS,
# this path is relative to that root (i.e. directly usable).
my $pluginTempPath = $info->{'plugin-temp-path'};
# A temporary playground that will be cleaned up automatically.
# As this method is being executed while chrooted into the vendor-OS,
# this path is relative to that root (i.e. directly usable).
$self->removeLinks();
return;
}
sub linkLibs
{
my $self = shift;
my $info = shift;
my $pluginRepoPath = $info->{'plugin-repo-path'};
my $divertFolder = "/var/X11R6/lib/";
my $attrs = $info->{'plugin-attrs'};
my @libList;
unless( $attrs->{'xserver::nvidia'} == 1 ||
$attrs->{'xserver::ati'} == 1 )
{
return;
}
my $command;
if( $attrs->{'xserver::nvidia'} == 1 ) {
$command = "find $pluginRepoPath\/nvidia ".
"-wholename \"*/xorg/modules\" -prune ".
"-a '!' -type d -o -name '*so*'";
@libList = `$command`;
}
if( $attrs->{'xserver::ati'} == 1 ) {
$command = "find $pluginRepoPath/ati -wholename ".
"\"*/xorg/modules\" -prune ".
"-a '!' -type d -o -name '*so*'";
push @libList, `$command` ;
}
my $libname= '';
my $divname= '';
my $oldlib = '';
my $dirname = '';
for my $lib (@libList) {
chomp($lib);
if($lib =~ /.*(\/usr\/.*?lib\/.*?)$/) {
# oldlib is the MESA lib
$oldlib = $1;
$dirname = dirname($oldlib);
if( -e $oldlib ) {
$oldlib =~ /\/usr\/.*?lib\/(.*)/;
# libname is the Name of MESA lib
$libname = $1;
# we have to move the original (MESA) file
# and symlink to a diversion folder
$divname = $libname;
$divname =~ s/\.so/_MESA.so/;
# move only if both are real files !!
if( -f $oldlib && ! -l $oldlib && ! -l $lib )
{
rename($oldlib, $dirname."/".$divname);
symlink($divertFolder.$libname, $oldlib);
#print "DEBUG: symlink 1 $divertFolder.$libname, $oldlib\n";
}
elsif( -l $oldlib && -l $lib )
{
my $tmp1 = readlink $oldlib;
my $tmp2 = readlink $lib;
if( $tmp1 ne $tmp2 )
{
# here the links are pointing to different files -
# as in libGLcore.so.1 in nvidia drivers
unlink($oldlib);
symlink($divertFolder.$libname, $oldlib);
}
}
}
else {
# this file does not exist
# check for not existing folders
unless( -d $dirname ) {
`mkdir -p $dirname`;
}
# just link
symlink( $lib, $oldlib );
#print "DEBUG: symlink 2 $lib, $oldlib\n";
}
}
}
}
sub removeLinks
{
my $instFolders = "/usr/lib /usr/X11R6/lib";
my $divertFolder = "/var/X11R6/lib";
my $pluginFolder = "/opt/openslx/plugin-repo/xserver";
# get all previously installed links
my @linkedFiles =
`find $instFolders -lname "$divertFolder*" -o -lname "$pluginFolder*" `;
# also remove _MESA backup files
my @backupFiles =
`find $instFolders -name "*_MESA.so*"`;
my $origfile = '';
for my $file (@backupFiles) {
$origfile = $file;
$file =~ s/_MESA//;
rename($origfile,$file);
}
unlink "/usr/lib/libGL.so", "/usr/lib/libGL.so.1";
symlink "/usr/lib/libGL.so.1.2", "/usr/lib/libGL.so.1";
symlink "/usr/lib/libGL.so.1.2", "/usr/lib/libGL.so";
my $number = unlink @linkedFiles;
return;
}
1;