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# Copyright (c) 2008-2009 - 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/
# -----------------------------------------------------------------------------
# BootEnvironment::Preboot::CD.pm
# - provides CD-specific implementation of the Preboot-BootEnvironment API.
# -----------------------------------------------------------------------------
package OpenSLX::BootEnvironment::Preboot::CD;
use strict;
use warnings;
use base qw(OpenSLX::BootEnvironment::Preboot::Base);
use File::Basename;
use File::Path;
use OpenSLX::Basics;
use OpenSLX::Utils;
sub createImage
{
my $self = shift;
my $client = shift;
my $info = shift;
vlog(
0,
_tr(
"\ncreating CD-image for client %s (based on %s) ...",
$client->{name}, $info->{name}
)
);
my $imageDir = "$openslxConfig{'public-path'}/images/$client->{name}/cd";
mkpath($imageDir) unless $self->{'dry-run'};
# copy static data
my $dataDir = "$openslxConfig{'base-path'}/share/boot-env/preboot/cd";
slxsystem(qq{rsync -rlpt $dataDir/iso "$imageDir/"})
unless $self->{'dry-run'};
# copy kernel (take the one from the given system info)
my $kernelFile = $info->{'kernel-file'};
my $kernelName = basename($kernelFile);
slxsystem(qq{cp -p "$kernelFile" "$imageDir/iso/isolinux/vmlinuz"})
unless $self->{'dry-run'};
# create initramfs
my $initramfsName = qq{"$imageDir/iso/isolinux/initramfs"};
$self->makePrebootInitRamFS($info, $initramfsName, $client);
# write trivial isolinux config
my $isolinuxConfig = unshiftHereDoc(<<" End-of-Here");
PROMPT 0
TIMEOUT 100
DEFAULT menu.c32
MENU TITLE Welcome to OpenSLX PreBoot ISO/CD (Mini Linux/Kexec)
LABEL SLXSTDBOOT
MENU LABEL OpenSLX PreBoot - Stateless Netboot Linux ...
MENU DEFAULT
KERNEL vmlinuz
APPEND initrd=initramfs vga=0x317
TEXT HELP
Use this (default) entry if you have configured your client.
You have chance to edit the kernel commandline by hitting the
TAB key (e.g. for adding debug=3 to it for bug hunting) ...
ENDTEXT
LABEL LOCALBOOT
MENU LABEL Boot locally (skip OpenSLX PreBoot) ...
LOCALBOOT -1
TEXT HELP
Gets you out of here by booting from next device in BIOS boot
order.
ENDTEXT
End-of-Here
spitFile("$imageDir/iso/isolinux/isolinux.cfg", $isolinuxConfig);
my $mkisoCmd = unshiftHereDoc(<<" End-of-Here");
mkisofs
-o "$imageDir/../$client->{name}.iso"
-b isolinux/isolinux.bin -no-emul-boot -boot-load-size 4
-r -J -l -boot-info-table -joliet-long
-publisher "OpenSLX Project - http://www.openslx.org"
-p "OpenSLX Project - openslx-devel\@openslx.org"
-V "OpenSLX BootISO"
-volset "OpenSLX Project - PreBoot ISO/CD for non PXE/TFTP start of a Linux Stateless Client"
-c isolinux/boot.cat "$imageDir/iso"
End-of-Here
$mkisoCmd =~ s{\n\s*}{ }gms;
my $logFile = "$imageDir/../$client->{name}.iso.log";
if (slxsystem(qq{$mkisoCmd 2>"$logFile"})) {
my $log = slurpFile($logFile);
die _tr("unable to create ISO-image - log follows:\n%s", $log);
}
rmtree($imageDir);
return 1;
}
1;
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