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# Copyright (c) 2007 - 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/
# -----------------------------------------------------------------------------
# xen.pm
# - implementation of the 'xen' plugin
# -----------------------------------------------------------------------------
package OpenSLX::OSPlugin::xen;
use strict;
use warnings;
use base qw(OpenSLX::OSPlugin::Base);
use File::Path;
use OpenSLX::Basics;
use OpenSLX::Utils;
sub new
{
my $class = shift;
my $self = {
name => 'xen',
};
return bless $self, $class;
}
sub getInfo
{
my $self = shift;
return {
description => unshiftHereDoc(<<' End-of-Here'),
Configures Xen diskless boot, no installation yet.
End-of-Here
precedence => 10,
};
}
sub getAttrInfo
{
my $self = shift;
return {
'xen::active' => {
applies_to_systems => 1,
applies_to_clients => 1,
description => unshiftHereDoc(<<' End-of-Here'),
should the 'xen'-plugin be executed during boot?
End-of-Here
content_regex => qr{^(0|1)$},
content_descr => '1 means active - 0 means inactive',
default => '1',
},
};
}
sub suggestAdditionalKernelModules
{
my $self = shift;
my $makeInitRamFSEngine = shift;
my @suggestedModules;
# Xen needs bridge module and for SUSE 10.2 netloop other OS: to be checked
if ($makeInitRamFSEngine->{'distro-name'} =~ m{^suse}i) {
push @suggestedModules, qw( bridge netloop )
}
return @suggestedModules;
}
sub _xenLabel
{
# set label for each Xen system
foreach my $info (@$systemInfos) {
if ($info->{xen::active} eq 1) {
my $label = $info->{label} || '';
if (!length($label) || $label eq $info->{name}) {
if ($info->{name} =~ m{^(.+)::(.+)$}) {
my $system = $1;
my $exportType = $2;
$label = $system . "-xen" . ' ' x (36-length($system))
. $exportType;
} else {
$label = $info->{name};
}
}
}
$info->{pxeLabel} = $label;
}
return $info; #???
}
sub _xenBootEntry
{
# Xen entries look different
# Example:
# KERNEL mboot.c32 vendor-os/xen.gz dom0_mem=128000 ---
# vendor-os/vmlinuz-xen debug=3 --- vendor-os/initramfs-1
# TODO: versionsort oder per attr?
if ($info->{xen::active} eq 1) {
my $xenKernel = slxsystem(ls /boot/xen* | sort | tail -n 1);
$append .= " file=$bootURI" if length($bootURI);
$append .= " file=$tftpPrefix" if length($tftpPrefix);
$append .= " $clientAppend";
$append .= " --- $pxePrefix$vendorOSName/$info->{'initramfs-name'}";
$slxLabels .= "LABEL openslx-$info->{'external-id'}-xen\n";
# $slxLabels .= $pxeDefault;
$slxLabels .= "\tMENU LABEL ^$info->{pxeLabel}\n";
$slxLabels .= "\tKERNEL mboot.c32\n";
$slxLabels .= "\tAPPEND $pxePrefix$vendorOSName/$xenKernel";
# $slxLabels .= " dom0_mem=128000";
$slxLabels .= " --- $pxePrefix$vendorOSName/$kernelName";
$slxLabels .= " --- $append\n";
$slxLabels .= "\tIPAPPEND 3\n";
}
return $slxLabels;
}
1;
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