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xcat-core/xCAT-server/share/xcat/netboot/sles/genimage

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66 KiB
Perl
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#!/usr/bin/env perl
BEGIN
{
$::XCATROOT = $ENV{'XCATROOT'} ? $ENV{'XCATROOT'} : '/opt/xcat';
}
use lib "$::XCATROOT/lib/perl";
use File::Basename;
use File::Path;
use File::Copy qw/copy cp mv move/;
use File::Find;
use Getopt::Long;
use Cwd qw(realpath);
use File::Temp qw/mkdtemp/;
use FindBin;
use lib "$FindBin::Bin/../imgutils";
use imgutils;
#use strict;
Getopt::Long::Configure("bundling");
Getopt::Long::Configure("pass_through");
my $prinic; #TODO be flexible on node primary nic
my $othernics; #TODO be flexible on node primary nic
my $netdriver;
my @yumdirs;
my $arch;
my %libhash;
my @filestoadd;
my $profile;
my $osver;
my $pathtofiles=dirname($0);
my $fullpath=realpath($pathtofiles);
my $name = basename($0);
my $onlyinitrd=0;
#that this method of calling genimage is no longer used
if ($name =~ /geninitrd/) {
$onlyinitrd=1;
}
my $rootlimit;
my $tmplimit;
my $installroot = "/install";
my $kerneldir;
my $kernelver = "";
my $basekernelver;
my $customdir=$fullpath;
$customdir =~ s/.*share\/xcat/$installroot\/custom/;
my $imagename;
my $pkglist;
my $srcdir;
my $destdir;
my $srcdir_otherpkgs;
my $otherpkglist;
my $postinstall_filename;
my $rootimg_dir;
my $mode;
my $permission; #the permission works only for statelite mode currently
my $krpmver;
my $tempfile;
my $prompt;
sub xdie {
system("rm -rf /tmp/xcatinitrd.$$");
die @_;
}
#-- fetch current version form CVS (overwrite locally changed versions)
# if (opendir(CVS,"$pathtofiles/CVS")){
# close CVS;
# my $cvsout = qx/cd $pathtofiles; cvs update -C 2>&1/;
# chomp $cvsout;
# if ( $cvsout ne "cvs update: Updating ." ) {
# print "Difference of local copy from CVS detected\n";
# print $cvsout,"\n";
# print "Trying to re-run $name\n";
# print("$pathtofiles/$name ",join(" ",@ARGV),"\n");
# exec("$pathtofiles/$name",@ARGV);
# }
# }
$SIG{INT} = $SIG{TERM} = sub { xdie "Interrupted" };
GetOptions(
'a=s' => \$arch,
'p=s' => \$profile,
'o=s' => \$osver,
'n=s' => \$netdriver,
'i=s' => \$prinic,
'r=s' => \$othernics,
'l=s' => \$rootlimit,
't=s' => \$tmplimit,
'k=s' => \$kernelver,
'g=s' => \$krpmver,
'permission=s' => \$permission,
'kerneldir=s' => \$kerneldir,
'tempfile=s' =>\$tempfile, #internal flag
'pkglist=s' => \$pkglist, #internal flag
'srcdir=s' => \$srcdir, #internal flag
'otherpkgdir=s' => \$srcdir_otherpkgs, #internal flag
'otherpkglist=s' => \$otherpkglist, #internal flag
'postinstall=s' => \$postinstall_filename, #internal flag
'rootimgdir=s' => \$destdir, #internal flag
'driverupdatesrc=s' => \$driverupdatesrc, #internal flag
'interactive' =>\$prompt,
'onlyinitrd' =>\$onlyinitrd,
);
if (@ARGV > 0) {
$imagename=$ARGV[0];
}
my %updates_os = (); # the hash for updating osimage table
my %updates = (); # the hash for updating linuximage table
$permission = "755" unless ($permission);
$updates{'permission'} = $permission if ($tempfile);
unless ($arch) {
$arch = `uname -m`;
chomp($arch);
$arch = "x86" if ($arch =~ /i.86$/);
}
$srcdir="$installroot/$osver/$arch" unless ($srcdir);
$updates{'pkgdir'} = $srcdir if ($tempfile);
#$srcdir = $srcdir . "/1";
$srcdir_otherpkgs = "$installroot/post/otherpkgs/$osver/$arch" unless ($srcdir_otherpkgs);
$updates{'otherpkgdir'} = $srcdir_otherpkgs if ($tempfile);
$destdir="$installroot/netboot/$osver/$arch/$profile" unless ($destdir);
$updates{'rootimgdir'} = $destdir if ($tempfile);
$rootimg_dir="$destdir/rootimg";
if ($kernelver && (!$krpmver)) {
print "The -g flag for the rpm version of kernel packages needs to be specified when kernel version has been specified.\n";
exit 1;
}
$kerneldir = "$installroot/kernels" unless ($kerneldir); # the default directory for 3rd-party kernel is "$installroot/kernels";
#$updates{'kerneldir'} = $kerneldir if ($tempfile);
unless ($osver and $profile) {
usage();
exit 1;
}
my @ndrivers;
if ($netdriver) {
foreach (split /,/,$netdriver) {
if (/^allupdate$/) {
next;
}
unless (/\.ko$/) {
s/$/.ko/;
}
next if (/^$/);
# Do not include qeth module here
# This module is included later on
unless ( $_ =~ m/qeth/i ) {
push @ndrivers, $_;
}
}
if ( ($updates{'netdrivers'} ne $netdriver) and $tempfile ) {
$updates{'netdrivers'} = $netdriver;
}
}
# Use the default list if not specified
unless (@ndrivers) {
if ($arch eq 'x86' or $arch eq 'x86_64') {
@ndrivers = qw/tg3 bnx2 bnx2x e1000 e1000e igb mlx_en be2net/;
} elsif ($arch eq 'ppc64') {
@ndrivers = qw/tg3 e1000 e1000e igb ibmveth ehea be2net/;
} elsif ($arch eq "s390x") {
@ndrivers = qw/qdio ccwgroup qeth qeth_l2 qeth_l3/;
}
}
foreach (@ndrivers) {
unless (/\.ko$/) {
s/$/.ko/;
}
}
unless (grep /af_packet/,@ndrivers) {
unshift(@ndrivers,"af_packet.ko");
}
my $osver_host;
if(`grep VERSION /etc/SuSE-release` =~ /VERSION = (\d+)/) {
$osver_host=$1;
} else {
$osver_host=11;
}
unless ($onlyinitrd) {
# now, let's handle the extra packages
unless ($imagename) {
$otherpkglist=imgutils::get_profile_def_filename($osver, $profile, $arch, $customdir, "otherpkgs.pkglist");
unless ($otherpkglist) { $otherpkglist=imgutils::get_profile_def_filename($osver, $profile, $arch, $pathtofiles, "otherpkgs.pkglist"); }
$updates{'otherpkglist'} = $otherpkglist if ($tempfile and $otherpkglist);
}
my %extra_hash=();
%extra_hash=imgutils::get_package_names($otherpkglist) if ($otherpkglist);
# prepare the chroot environment for the root image
mkpath "$rootimg_dir/etc";
mkpath "$rootimg_dir/dev";
#system "mount -o bind /dev $rootimg_dir/dev";
unless ( -e "$rootimg_dir/dev/zero") {
system "mknod $rootimg_dir/dev/zero c 1 5";
}
unless ( -e "$rootimg_dir/dev/null") {
system "mknod $rootimg_dir/dev/null c 1 3"; #that's neccessary for SLES11
}
unless ( -e "$rootimg_dir/dev/random") {
system "mknod $rootimg_dir/dev/random c 1 8"; #that's neccessary for SLES11
}
unless ( -e "$rootimg_dir/dev/urandom") {
system "mknod $rootimg_dir/dev/urandom c 1 9"; #that's neccessary for SLES11
}
for (my $i = 0; $i <= 12; $i++)
{
unless ( -e "$rootimg_dir/dev/tty$i") {
system "mknod $rootimg_dir/dev/tty$i c 4 $i"; #that's neccessary for SLES11
}
}
open($fd,">>","$rootimg_dir/etc/fstab"); # TODO: is it necessary?
print $fd "#Dummy fstab for rpm postscripts to see\n";
close($fd);
my $non_interactive;
if (!$prompt) { $non_interactive="--non-interactive --no-gpg-checks"; }
if($osver_host == 11) {#zypper in SLES11 is different
system("rm -rf $rootimg_dir/etc/zypp/repos.d/$osver-*.repo");
my @pkgdirs = split(",", $srcdir);
my $dir;
my $i = 0;
# To support multiple paths for osimage.pkgdir
foreach $dir (@pkgdirs) {
if( -d "$dir/1") {
$dir .= "/1";
}
system("zypper -R $rootimg_dir $non_interactive ar file:$dir $osver-$i");
$i++;
}
#if(-e "$rootimg_dir/etc/zypp/repos.d/$osver.repo") {
# system("rm -rf $rootimg_dir/etc/zypp/repos.d/$osver.repo");
#}
#system("zypper -R $rootimg_dir $non_interactive ar file:$srcdir $osver");
#if(-e "$rootimg_dir/etc/zypp/repos.d/${osver}sdk.repo") {
# system("rm -rf $rootimg_dir/etc/zypp/repos.d/${osver}sdk.repo");
#}
my $srcdir_sdk = "$installroot/$osver/$arch/sdk1";
if ( -e "$srcdir_sdk") {
system("zypper -R $rootimg_dir $non_interactive ar file:$srcdir_sdk ${osver}sdk");
}
}else {
$srcdir = $srcdir . "/1";
system("zypper -R $rootimg_dir $non_interactive sa file:$srcdir");
}
# Add the rep for kernel packages
if ($kernelver) {
if (! -d $kerneldir) {
print "Cannot find the directory for the kernel at $kerneldir.\n";
exit 1;
}
if ($osver_host == 11) {
if (-e "$rootimg_dir/etc/zypp/repos.d/$kernelver.repo") {
system("rm -rf $rootimg_dir/etc/zypp/repos.d/$kernelver.repo");
}
system("zypper -R $rootimg_dir $non_interactive ar file:$kerneldir $kernelver");
} else {
system("zypper -R $rootimg_dir $non_interactive sa file:$kerneldir");
}
}
#remove the old repository for extra packages
if ($osver_host == 11) {
my $result=`zypper -R $rootimg_dir $non_interactive lr |grep otherpkg|cut -f2 -d '|'|tr "\n" " "`;
if ($result =~ /\S/) {
system("zypper -R $rootimg_dir $non_interactive rr $result");
}
} else {
my $result=`zypper -R $rootimg_dir $non_interactive sl |grep otherpkg|cut -f2 -d '|'|tr "\n" " "`;
if ($result =~ /\S/) {
system("zypper -R $rootimg_dir $non_interactive sd $result");
}
}
#add the new repository for extra packages
my %extrapkgnames;
if($osver_host == 11) { #SLES11
if(-e "$rootimg_dir/etc/zypp/repos.d/otherpkg.repo") {
system("rm -rf $rootimg_dir/etc/zypp/repos.d/otherpkg.repo");
}
}
my $index=1;
my $pass;
foreach $pass (sort (keys(%extra_hash))) {
foreach (keys(%{$extra_hash{$pass}})) {
if (($_ eq "PRE_REMOVE") || ($_ eq "POST_REMOVE") || ($_ eq "ENVLIST")) { next;}
my $whole_path="$srcdir_otherpkgs/$_";
if (-r "$srcdir_otherpkgs/$_/repodata/repomd.xml") {
if($osver_host == 11) {
system("zypper -R $rootimg_dir $non_interactive ar file:$srcdir_otherpkgs/$_ otherpkg$index");
}else {
system("zypper -R $rootimg_dir $non_interactive sa file:$srcdir_otherpkgs/$_");
}
} else {
if($osver_host == 11) {
system("zypper -R $rootimg_dir $non_interactive ar -t Plaindir file:$srcdir_otherpkgs/$_ otherpkg$index");
}else {
system("zypper -R $rootimg_dir $non_interactive sa -t Plaindir file:$srcdir_otherpkgs/$_");
}
}
$index++;
my $pa=$extra_hash{$pass}{$_};
$extrapkgnames{$pass} .= " " . join(' ', @$pa);
}
}
#-- add custom repositories to the image
#TODO: should we add the support to otherpkgs for this? we have too many list files and it seems only SLES supports this
# not sure, but it is convenient
my $repolist;
$repolist = imgutils::get_profile_def_filename($osver, $profile, $arch, $customdir, "repolist");
unless ($repolist) {
$repolist = imgutils::get_profile_def_filename($osver, $profile, $arch, $pathtofiles, "repolist");
}
if ( -r "$repolist") {
print "Reading custom repositories\n";
open($repoconfig,"<","$repolist");
while (<$repoconfig>) {
chomp;
next if /^\s*#/;
my ($repotype,$repourl,$repoalias) = split m/\|/;
if($osver_host == 11) {
system("zypper -R $rootimg_dir $non_interactive ar $repourl $repoalias");
}else {
system("zypper -R $rootimg_dir $non_interactive sa $repourl $repoalias");
}
}
}
# Refresh the zypper cache in case there is still old data out there
system("zypper -R $rootimg_dir $non_interactive refresh");
#my $yumcmd = "yum -y -c /tmp/genimage.$$.yum.conf --installroot=$rootimg_dir --disablerepo=* ";
#$yumcmd .= "install ";
#mkpath("$rootimg_dir/var/lib/yum");
my $yumcmd;
if($osver =~ /sles11/ && $osver_host == 11) {
$yumcmd = "zypper -R $rootimg_dir $non_interactive install -l --no-recommends "; #add -l for SLES11
}else {
$yumcmd = "zypper -R $rootimg_dir $non_interactive install ";
}
#install packages from pkglist file
my $pkgnames;
unless ($imagename) {
$pkglist = imgutils::get_profile_def_filename($osver, $profile, $arch, $customdir, "pkglist");
unless ($pkglist) { $pkglist=imgutils::get_profile_def_filename($osver, $profile, $arch, $pathtofiles, "pkglist"); }
}
if ($pkglist) {
$updates{'pkglist'} = $pkglist if ($tempfile);
} else {
print "Unable to find package list for $profile!";
exit 1;
}
my %pkg_hash=imgutils::get_package_names($pkglist);
my $index=1;
foreach $pass (sort (keys(%pkg_hash))) {
$pkgnames = "";
$group_pkgnames = "";
foreach (keys(%{$pkg_hash{$pass}})) {
if (($_ eq "PRE_REMOVE") || ($_ eq "POST_REMOVE") || ($_ eq "ENVLIST")) { next;}
my $pa=$pkg_hash{$pass}{$_};
# replace the kernel package with the name has the specific version
my @npa = ();
my @npa_group = ();
foreach my $p (@$pa) {
if ($p =~ /^kernel/ && $kernelver) {
# get all files in $srcdir and $kerneldir
my @alldirs = ("$srcdir", "$kerneldir");
my @allrpms = ();
foreach my $dir (@alldirs) {
my @files = `find $dir -name *.rpm`;
push @allrpms, @files;
}
my @kernelpkgs = ();
if ($p =~ /^kernel$/) {
@kernelpkgs = ("kernel-default","kernel-default-base");
} elsif ($p =~ /^kernel-ppc64$/) {
@kernelpkgs = ($p, $p."-base");
} else {
@kernelpkgs = ($p);
}
foreach my $kern (@kernelpkgs) {
my @rpm = grep /$kern-$krpmver/, @allrpms;
if (!@rpm) {
print "Cannot find the kernel package with the versioin $krpmver.\n";
exit 1;
}
my $kernelname = "$kern=".$krpmver;
push @npa, $kernelname;
}
} else {
if($p =~ s/^@//)
{
push @npa_group, $p;
}
else
{
push @npa, $p;
}
}
}
if (@npa) {
$pkgnames .= " " . join(' ', @npa);
}
if (@npa_group) {
$group_pkgnames .= " " . join(' ', @npa_group);
}
}
my $envlist;
if(exists $pkg_hash{$pass}{ENVLIST}){
$envlist = join(' ', @{$pkg_hash{$pass}{ENVLIST}});
}
if($pkgnames)
{
print "$envlist $yumcmd $pkgnames\n";
$rc = system("$envlist $yumcmd $pkgnames");
$rc = $rc >> 8;
if (($rc) && ($rc != '104')) {
print "zypper invocation failed with rc: $rc\n";
exit 1;
}
}
if($group_pkgnames)
{
print "$envlist $yumcmd -t pattern $group_pkgnames\n";
$rc = system("$envlist $yumcmd -t pattern $group_pkgnames");
$rc = $rc >> 8;
if (($rc) && ($rc != '104')) {
print "zypper invocation failed with rc: $rc\n";
exit 1;
}
}
}
foreach $pass (sort (keys(%extra_hash))) {
#remove the packages that are specified in the otherpkgs.list files with leading '-'
my $envlist;
if(exists $extra_hash{$pass}{ENVLIST}){
$envlist = join(' ', @{$extra_hash{$pass}{ENVLIST}});
}
my $yumcmd_remove= "zypper -R $rootimg_dir $non_interactive remove ";
if (exists ($extra_hash{$pass}{'PRE_REMOVE'})) {
my $pa=$extra_hash{$pass}{'PRE_REMOVE'};
my $rm_packges= join(' ', @$pa);
if ($rm_packges) {
print "$envlist $yumcmd_remove $rm_packges";
$rc = system("$envlist $yumcmd_remove $rm_packges");
}
}
#add extra packages in the list
if ($extrapkgnames{$pass}) {
print "$envlist yumcmd $extrapkgnames{$pass}\n";
$rc = system("$envlist $yumcmd $extrapkgnames{$pass}");
$rc = $rc >> 8;
if (($rc) && ($rc != '104')) {
print "zypper invocation failed with rc: $rc\n";
exit 1;
}
}
#remove the packages that are specified in the otherpkgs.list files with leading '--'
if (exists ($extra_hash{$pass}{'POST_REMOVE'})) {
my $pa=$extra_hash{$pass}{'POST_REMOVE'};
my $rm_packges= join(' ', @$pa);
if ($rm_packges) {
print "$envlist $yumcmd_remove $rm_packges";
$rc = system("$envlist $yumcmd_remove $rm_packges");
}
}
}
# run zypper update to update any installed rpms
# needed when running genimage again after updating software in repositories
my $yumcmd_update;
if ($osver_host == 11) {
$yumcmd_update = "zypper -R $rootimg_dir $non_interactive update ";
} else {
$yumcmd_update = "zypper -R $rootimg_dir $non_interactive update ";
}
$rc = system("$yumcmd_update");
# ignore any return code
postscripts(); #run 'postscripts'
}
unlink "/tmp/genimage.$$.yum.conf";
# default to the first kernel found in the install image if nothing specified explicitly.
# A more accurate guess than whatever the image build server happens to be running
# If specified, that takes precedence.
# If image has one, that is used
# If all else fails, resort to uname -r like this script did before
if ( -e "$rootimg_dir/boot/vmlinux" ) {
$basekernelver = basename(readlink "$rootimg_dir/boot/vmlinux");
if ($basekernelver eq "vmlinux") {
$basekernelver = "";
} else {
$basekernelver =~ s/vmlinu.-//;
$basekernelver =~ s/image-//;
}
}
unless ($basekernelver) {
my @KVERS = <$rootimg_dir/boot/vmlinu[xz]-*>;
# The kernel name is different on s390x, e.g. image-2.6.32.9-0.5-default
@KVERS = <$rootimg_dir/boot/image-*> if $arch eq "s390x";
foreach (@KVERS) {
s/vmlinu.-//;
s/image-//;
}
unless (scalar @KVERS) {
@KVERS = <$rootimg_dir/lib/modules/*>;
}
if (scalar @KVERS) {
foreach my $kver (@KVERS) {
unless ($kver =~ m/.gz$/) {
$basekernelver = basename($kver);
last;
}
}
}
@KVERS=<$rootimg_dir/lib/modules/*> unless (scalar @KVERS);
$basekernelver = basename(pop @KVERS) if (scalar @KVERS);
$basekernelver = `uname -r` unless ($basekernelver);
}
$kernelver = $basekernelver unless ($kernelver);
chomp $kernelver;
#$updates{kernelver} = $kernelver if ($tempfile);
# copy the kernel to $destdir
if ( -e "$rootimg_dir/boot/vmlinux-$kernelver") {
copy("$rootimg_dir/boot/vmlinux-$kernelver", "$destdir/kernel");
} elsif ( -e "$rootimg_dir/boot/vmlinuz-$kernelver") {
copy("$rootimg_dir/boot/vmlinuz-$kernelver", "$destdir/kernel");
} elsif ( -e "$rootimg_dir/boot/image-$kernelver") {
copy("$rootimg_dir/boot/image-$kernelver", "$destdir/kernel");
} else {
xdie "couldn't find the kernel file matched $kernelver in $rootimg_dir/boot !";
}
#-- run postinstall script
unless ($imagename) {
$postinstall_filename= imgutils::get_profile_def_filename($osver, $profile, $arch, $customdir, "postinstall");
unless ($postinstall_filename) {
$postinstall_filename= imgutils::get_profile_def_filename($osver, $profile, $arch, $pathtofiles, "postinstall");
}
}
if (($postinstall_filename) && (-x $postinstall_filename)) {
#print "postinstall_filename=$postinstall_filename\n";
#For Mellonax IB script. In diskless image, the uname -r not returning the rootimg level,
#because the "uname -r" only returns the version of the kernel in use
#create a temporary uname script. for every flag except for -r, it should just call the real
#uname with the same flags and return that info.
if(!( -e "$rootimg_dir/bin/orig_uname")) {
system("mv $rootimg_dir/bin/uname $rootimg_dir/bin/orig_uname");
}
my $tmpuname;
open($tmpuname,">","$rootimg_dir/bin/uname");
print $tmpuname <<EOS_UNAME;
#!/bin/sh
if [[ \$\# -eq 1 && \$1 == "-r" ]]; then
echo $kernelver
exit 0
fi
res=`/bin/orig_uname \$\*`
echo \$res
EOS_UNAME
close($tmpuname);
system("chmod +x $rootimg_dir/bin/uname");
$updates{'postinstall'} = $postinstall_filename if ($tempfile);
my $rc = system($postinstall_filename, $rootimg_dir,$osver,$arch,$profile);
if($rc) {
print "postinstall script failed\n";
exit 1;
}
# restore the orig uname
system("mv $rootimg_dir/bin/orig_uname $rootimg_dir/bin/uname");
}
# output the changed the attributes so that it can be save into db by the caller.
# all the information has been gathered
# now, update the linuximage and osimage tables
# TODO: do statelite and stateless share the same attributes? currently, I will update both of them
#BEGIN: PLEASE DO NOT CHANGE THE FOLLOWING CODE, genimage PLUGIN NEEDS TO PARSE THR OUTPUT
if ($tempfile) {
open(FILE, ">>$tempfile");
if ($imagename) {
if (keys(%updates) > 0) {
print FILE "The output for table updates starts here\n";
print FILE "table::linuximage\n";
print FILE "imagename::$imagename\n";
my @a=%updates;
print FILE join('::',@a) . "\n";
print FILE "The output for table updates ends here\n";
}
} else {
$updates_os{'profile'} = $profile;
$updates_os{'imagetype'} = 'linux';
$updates_os{'provmethod'} = 'netboot';
$updates_os{'osname'} = 'Linux';
$updates_os{'osvers'} = $osver;
$updates_os{'osdistro'} = 'sles'; # not used currently
$updates_os{'osarch'} = $arch;
# update the imagename for stateless
print FILE "The output for table updates starts here\n";
print FILE "table::osimage\n";
print FILE "imagename::$osver-$arch-netboot-$profile\n";
my @a=%updates_os;
print FILE join('::',@a) . "\n";
print FILE "The output for table updates ends here\n";
print FILE "The output for table updates starts here\n";
print FILE "table::linuximage\n";
print FILE "imagename::$osver-$arch-netboot-$profile\n";
my @a=%updates;
print FILE join('::',@a) . "\n";
print FILE "The output for table updates ends here\n";
# update the imagename for statelite
$updates_os{'provmethod'} = 'statelite';
print FILE "The output for table updates starts here\n";
print FILE "table::osimage\n";
print FILE "imagename::$osver-$arch-statelite-$profile\n";
my @a=%updates_os;
print FILE join('::',@a) . "\n";
print FILE "The output for table updates ends here\n";
print FILE "The output for table updates starts here\n";
print FILE "table::linuximage\n";
print FILE "imagename::$osver-$arch-statelite-$profile\n";
my @a=%updates;
print FILE join('::',@a) . "\n";
print FILE "The output for table updates ends here\n";
}
close FILE;
}
#END
mkpath "$rootimg_dir/.statelite"; # create place for NFS mounts;
mkpath "$rootimg_dir/root/.ssh"; # create place for NFS mounts for ssh; #TODO is necessary?
# this script will get the directories;
# TODO: it seems it is re-copied in liteimg.pm
unless( -r "$pathtofiles/../add-on/statelite/rc.statelite") {
print "Can't find $pathtofiles/../add-on/statelite/rc.statelite!\n";
exit;
}
system("cp $pathtofiles/../add-on/statelite/rc.statelite $rootimg_dir/etc/init.d/statelite");
system("cp $pathtofiles/../add-on/statelite/rc.localdisk $rootimg_dir/etc/init.d/localdisk");
# the dhcp client information stores in the directory "/var/lib/dhcpcd/"
unless(-l "$rootimg_dir/var/lib/dhcpcd") {
mkpath "$rootimg_dir/var/lib/dhcpcd/";
system("touch $rootimg_dir/var/lib/dhcpcd/dhcpcd-$prinic.info");
}
# which is different from the Redhat family
# some rpms mounts the imageroot/proc on the /proc, need to release it,
# otherwise got kernal panic when installing
# sometimes, the proc fs is not mounted, so one warning/error message will display,
# and I add one check point here.
my $MFD;
open MFD, "/proc/mounts";
my @lines = <MFD>;
close MFD;
my $ret = grep m{$rootimg_dir/proc}, @lines;
if($ret > 0) {
system("umount -l $rootimg_dir/proc");
}
# Load driver update disk, and copy them to the root image
my @dd_drivers = &load_dd();
# Push the drivers into the @ndrivers base on the order
my @new_order = ();
foreach my $dd (@dd_drivers) {
unless (grep { $_ eq $dd} @ndrivers) {
push @new_order, $dd;
}
print "Added driver $dd from driver update disk or driver rpm\n";
}
foreach my $driver (@ndrivers) {
print "Added driver $driver from root image\n";
}
if (@new_order) {
@ndrivers = (@new_order, @ndrivers);
}
# add drivers for local disk support
push @ndrivers, ("ext3.ko", "virtio_pci.ko", "virtio_blk.ko", "ata_piix.ko", "libata.ko", "scsi_mod.ko", "ibmvscsi.ko", "megaraid_sas.ko", "pcieport.ko", "scsi_mod.ko", "sd_mod.ko");
open($moddeps,"<","$rootimg_dir/lib/modules/$kernelver/modules.dep");
my @moddeps = <$moddeps>;
my @checkdeps = @ndrivers;
while (scalar @checkdeps) {
my $driver = pop @checkdeps;
my @lines = grep /\/$driver:/,@moddeps;
foreach (@lines) {
chomp;
s/.*://;
s/^\s*//;
my @deps = split /\s+/,$_;
my $dep;
foreach $dep (@deps) {
$dep =~ s/.*\///;
unless (grep { $_ eq $dep } @ndrivers) { #only add if not added
unshift (@checkdeps,$dep); #recursively check dependencies
unshift (@ndrivers,$dep);
print "Added $dep as an autodetected depedency\n";
}
}
}
}
close($moddeps);
# before mkinitrd, run depmod to generate the modules.dep
system("chroot $rootimg_dir depmod $kernelver");
my @drivers; # backup of @ndrivers
push @drivers, @ndrivers;
mkinitrd("statelite");
@ndrivers=();
push @ndrivers, @drivers;
mkinitrd("stateless");
sub getlibs {
my $file = shift;
my $liblist = `chroot $rootimg_dir ldd $file`;
if ($liblist =~ /not a dynamic executable/) {
return;
}
my @libs = split/\n/,$liblist;
my @return;
foreach (@libs) {
unless (/=>/) {
(my $wjnk, my $lib,my $jnk) = split /\s+/,$_,3;
$lib =~ s/^\///;
$libhash{$lib}=1;
next;
}
(my $temp1,my $temp2) = split />/,$_,2;
(my $whitespace,$temp1,$temp2) = split /\s+/,$temp2,4;
unless ($temp1 =~ /\//) {
next;
}
$temp1 =~ s/^\///;
$libhash{$temp1}=1;
}
}
sub mkinitrd {
my ($mode) = @_; # statelite or stateless
if ($mode eq "statelite") {
# additional modules needed on s390x
push @ndrivers, qw{qdio.ko ccwgroup.ko qeth.ko qeth_l2.ko qeth_l3.ko} if ($arch eq "s390x");
# for nfs
my @modlist = qw{sunrpc.ko lockd.ko nfs_acl.ko fscache.ko auth_rpcgss.ko exportfs.ko nfsd.ko nfs.ko};
unshift(@ndrivers, @modlist);
}
mkpath("/tmp/xcatinitrd.$$/bin");
symlink("bin","/tmp/xcatinitrd.$$/sbin");
mkpath("/tmp/xcatinitrd.$$/usr/bin");
mkpath("/tmp/xcatinitrd.$$/usr/sbin");
mkpath("/tmp/xcatinitrd.$$/usr/lib");
mkpath("/tmp/xcatinitrd.$$/usr/lib64");
mkpath("/tmp/xcatinitrd.$$/lib/firmware");
mkpath("/tmp/xcatinitrd.$$/tmp");
mkpath("/tmp/xcatinitrd.$$/var/run");
mkpath("/tmp/xcatinitrd.$$/lib64/firmware");
mkpath("/tmp/xcatinitrd.$$/lib/power6");#SLES10
mkpath("/tmp/xcatinitrd.$$/lib/power7");#SLES10
mkpath("/tmp/xcatinitrd.$$/lib/mkinitrd/bin");
mkpath("/tmp/xcatinitrd.$$/proc");
mkpath("/tmp/xcatinitrd.$$/sys");
mkpath("/tmp/xcatinitrd.$$/dev/mapper");
mkpath("/tmp/xcatinitrd.$$/sysroot");
mkpath("/tmp/xcatinitrd.$$/etc/ld.so.conf.d");
mkpath("/tmp/xcatinitrd.$$/var/lib/dhcpcd");
my $inifile;
open($inifile,">","/tmp/xcatinitrd.$$/init");
print $inifile "#!/bin/bash\n";
# copied from genimage for rh
# add some functions
print $inifile <<EOS1;
NEWROOT="/sysroot"
SHELL="/bin/sh"
RWDIR=".statelite"
# Define some colors
RESET="\033[0m"
RED="\033[31m"
CYAN="\033[36m"
YELLOW="\033[33m\033[1m"
GREEN="\033[32m"
PINK="\033[35m\033[1m"
MAGENTA="\033[35m"
BROWN="\033[33m"
NORMAL=\$RESET
# This function is used to mount files/directories from the .statelite directory
# over the root directory.
# This function stolen from redhat
shell() {
echo ''
echo -e "\$YELLOW Entering rescue/debug init shell."
echo -e " Exit shell to continue booting.\$RESET"
\$SHELL
}
fancydisplay () {
clear
echo -e "\$CYAN"
echo '
.. :iiii,
:tLL; .,:...,.
.j;:tLt. :. .;j: ij::::;.
:tt;:::,ii:.jEEGi :tDEEG:.ti,::::;t:
.,,,,,,,,,,,tLEEEEj: tDEEEEDtj;,,,::::::
.:,,::::::,;fDEEEEEL,. .,ijDEDDDEEGt,,,,:,ijj;
.... ..:;jDDLGDEEEGGGfjjjjjjfffLGDEEDEEDLjfGDt,:..
.iftffGDLLDEEEDDDEEDDDDEDEEGLfLjjtti:
,fii;jGDGffLjifLGLjtfffffGDEDGfji
;DEEGffDDDjiii;;ii;,tGDEGjfEEEEf.
,GEGGftiGEEEDt:,;,;;LEEDGjLEEEEEEG
;DEDGjtjfitjGGjfDGj;jLLiitfGDEGjEEDj
fGjjtfLfji;itjfGDjLDfjjjji;tGGLDEEDj
fEDGffjti;ittjjjjtjjjjt:,,iiGGGGjtf.
:fGGLfLLfLGf;i;ijffj,,tjLGDDGLfjtf,
:;tLfjiiffLGDDDGLGEEEEjfGDDGGLfjfff:
.. ,;tLLLLLL,;tijfLGGGjfDEEEEDLLGGGLLLjtjLLfi,.
.jffLLLLGGLfjj;: :,;ijLGLfjGEDDEGtfGGLfjj:.,jjLGGLti;,,;fj,
,fGGGGGGLj,. ;jGGGGLLjffftjLj;.. .,tfGGGGGGGGGGi
,jGDDDj,. :tLGLGGLGDLjt, :iLGGDDDDGLif
,LDDDL, .;LDDDDGfff, ,;iGDDj;,..
;fGGGf, ,;;;;,: tf;jL,
;.:::, Powered by xCAT ,j.:;
'
echo -e "\$RESET"
echo -e "\$YELLOW"
echo '
_________ ________________
___ __\\_ ___ \\ / _ \\__ ___/
\\ \\/ / \\ \\/ / /_\\ \\| |
> <\\ \\____/ | \\ |
/__/\\_ \\\\______ /\\____|__ /____|
\\/ \\/ \\/
'
echo -e "\$RESET"
}
EOS1
print $inifile "mount -t proc /proc /proc\n";
print $inifile "mount -t sysfs /sys /sys\n";
print $inifile "mount -o mode=0755 -t tmpfs /dev /dev\n";
print $inifile "mkdir /dev/pts\n";
print $inifile "mount -t devpts -o gid=5,mode=620 /dev/pts /dev/pts\n";
print $inifile "mkdir /dev/shm\n";
print $inifile "mkdir /dev/mapper\n";
print $inifile "mknod /dev/random c 1 8\n";
print $inifile "mknod /dev/urandom c 1 9\n";
print $inifile "mknod /dev/null c 1 3\n";
print $inifile "mknod /dev/zero c 1 5\n";
print $inifile "mknod /dev/systty c 4 0\n";
print $inifile "mknod /dev/tty c 5 0\n";
print $inifile "mknod /dev/console c 5 1\n";
print $inifile "mknod /dev/ptmx c 5 2\n";
print $inifile "mknod /dev/rtc c 10 135\n";
print $inifile "mknod /dev/tty0 c 4 0\n";
print $inifile "mknod /dev/tty1 c 4 1\n";
print $inifile "mknod /dev/tty2 c 4 2\n";
print $inifile "mknod /dev/tty3 c 4 3\n";
print $inifile "mknod /dev/tty4 c 4 4\n";
print $inifile "mknod /dev/tty5 c 4 5\n";
print $inifile "mknod /dev/tty6 c 4 6\n";
print $inifile "mknod /dev/tty7 c 4 7\n";
print $inifile "mknod /dev/tty8 c 4 8\n";
print $inifile "mknod /dev/tty9 c 4 9\n";
print $inifile "mknod /dev/tty10 c 4 10\n";
print $inifile "mknod /dev/tty11 c 4 11\n";
print $inifile "mknod /dev/tty12 c 4 12\n";
print $inifile "mknod /dev/ttyS0 c 4 64\n";
print $inifile "mknod /dev/ttyS1 c 4 65\n";
print $inifile "mknod /dev/ttyS2 c 4 66\n";
print $inifile "mknod /dev/ttyS3 c 4 67\n";
# Install modules before starting udev
# because networking modules (qeth/qeth_l2/qeth_l3) are needed
foreach (@ndrivers) {
print $inifile "insmod /lib/$_\n";
}
# Start udev
print $inifile <<EOMS;
PATH="\$PATH:/usr/sbin:/sbin"
export PATH
# Start udev to find devices attached to node
# This script can be found in /lib/mkinitrd
echo "Creating device nodes with udev"
/sbin/udevd --daemon
if [ -f "/sbin/udevadm" ]
then
/sbin/udevadm trigger
/sbin/udevadm settle --timeout=10
fi
EOMS
if($mode eq "statelite") {
print $inifile "echo debug: before netstart\n";
print $inifile "# check and see if debug is specified on command line\n";
print $inifile "grep '\(debug\)' /proc/cmdline > /dev/null && export DEBUG=1\n";
}
print $inifile <<EOMS;
# check the kernel parameters firstly
# if one parameter for the booting device is here, it will be used
PRINIC=$prinic
XCATMNTOPTS='nolock,tcp'
for i in `cat /proc/cmdline`; do
KEY=`echo \$i |awk -F= '{print \$1}'`
if [ "\$KEY" == 'netdev' ]; then
NETDEV=`echo \$i |awk -F= '{print \$2}'`
elif [ "\$KEY" == 'BOOTIF' ]; then
VALUE=`echo \$i |awk -F= '{print \$2}'|sed -e s/^01-// -e s/-/:/g`
BOOTIF=`ifconfig -a|grep -i "hwaddr \$VALUE"|awk '{print \$1}'`
elif [ "\$KEY" == 'XCAT' ]; then
VALUE=`echo \$i |awk -F= '{print \$2}'`
# format: XCAT=xcatmaster:xcatdport
XCATSERVER=\$VALUE
elif [ "\$KEY" == 'MNTOPTS' ]; then
VALUE=`echo \$i |awk -F\\' '{print \$2}'`
# format: MNTOPTS='nolock,time=800'
XCATMNTOPTS=\$VALUE
fi
done
if [ -z "\$IFACE" ]; then
if [ ! -z "\$NETDEV" ]; then
IFACE=\$NETDEV
elif [ ! -z "\$BOOTIF" ]; then
IFACE=\$BOOTIF
elif [ ! -z "\$PRINIC" ]; then
IFACE=\$PRINIC
else
echo "\${RED}Couldn't find the proper booting device, switch to shell...\${RESET}"
shell
exit
fi
fi
export IFACE=\$IFACE
/usr/bin/touch /var/lib/dhcpcd/dhcpcd-\$IFACE.info
netstart \$IFACE
while ! ifconfig | grep inet; do
echo -e "\${RED}Failed to acquire address, retrying \${RESET}"
sleep 1
netstart \$IFACE
done
# Add a fake interface configuration file for the boot interface to skip the
# ifdown of the interface during the reboot/shutdown to skip the fs broken of
# nfs based file system
echo "STARTMODE=nfsroot" > /tmp/ifcfg-\$IFACE
ip addr add dev lo 127.0.0.1/8
ip link set lo up
cd /
for i in `cat /proc/cmdline`; do
KEY=`echo \$i |awk -F= '{print \$1}'`
if [ "\$KEY" == 'imgurl' ]; then
VALUE=`echo \$i |awk -F= '{print \$2}'`
if [ "http" == "`echo \$VALUE|awk -F: '{print \$1}'`" ]; then
#NOTE needs FT retry code to scale
#NOTE: should prob have max count
FILENAME=`echo \$VALUE|awk -F/ '{print \$NF}'`
while [ ! -r "\$FILENAME" ]; do
echo Getting \$VALUE...
if ! wget \$VALUE; then
sleep 5 #should be random, exponential for scale
rm -f \$FILENAME
fi
done
fi
elif [[ "\$KEY" == NFSROOT ]]; then # for NFSROOT
NFSROOT=1
VALUE=`echo \$i |awk -F= '{print \$2}'`
SERVER=`echo \$VALUE|awk -F: '{print \$1}'`
ROOTDIR=`echo \$VALUE|awk -F/ '{for(i=2;i<=NF;i++) printf "/%s",\$i}'`
elif [ "\$KEY" == 'STATEMNT' ]; then
STATELITE=1
VALUE=`echo \$i |awk -F= '{print \$2}'`
# VALUE may be null
if [ ! -z \$VALUE ]; then
SNAPSHOTSERVER=`echo \$VALUE|awk -F: '{print \$1}'`
SNAPSHOTROOT=`echo \$VALUE|awk -F/ '{for(i=2;i<=NF;i++) printf "/%s",\$i}'`
# may be that there is not server and just a directory.
if [ -z \$SNAPSHOTROOT ]; then
SNAPSHOTROOT=\$SNAPSHOTSERVER
SNAPSHOTSERVER=
fi
fi
fi
done
# show xCAT logo
fancydisplay
# Statelite code is here
if [ "\$STATELITE" = "1" ]; then
echo Setting up Statelite
mknod /dev/loop0 b 7 0
mkdir -p \$NEWROOT
MAXTRIES=15
ITER=0
ME=`hostname`
if [ "\$NFSROOT" = "1" ]; then
while ! mount.nfs \${SERVER}:\${ROOTDIR}/rootimg \$NEWROOT -r -n -o nolock,rsize=32768,tcp,nfsvers=3,timeo=14; do
ITER=\$(expr \$ITER + 1)
if [ "\$ITER" = "\$MAXTRIES" ]; then
echo "You're dead. rpower \$ME boot to play again."
echo "Possible problems:
1. This initrd wan't created for the statelite node?
2. IS DNS set up? Maybe that's why I can't mount \${SERVER}.
3. The nfs modules aren't set right in this initial ramdisk?"
shell
exit
fi
echo -e "\${RED}Couldn't mount \$SERVER:\$ROOTDIR on \$NEWROOT \$RESET"
RS=\$(expr \$RANDOM % 30)
echo -e "Trying again in \$RS seconds"
sleep \$RS
done
else
# for statelite mode on top of the ramdisk
EOMS
print $inifile "if [ -r /rootimg-statelite.gz ]; then \n";
print $inifile "echo Setting up RAM-root tmpfs.\n";
if ($rootlimit) {
print $inifile " mount -o size=$rootlimit,mode=755 -t tmpfs rootfs \$NEWROOT \n";
} else {
print $inifile " mount -o mode=755 -t tmpfs rootfs \$NEWROOT \n";
}
print $inifile <<EOMS;
cd \$NEWROOT
echo -n "Extracting root file system:"
if [ -x /bin/cpio ]; then
gzip -cd /rootimg-statelite.gz | /bin/cpio -idum
else
gzip -cd /rootimg-statelite.gz | cpio -idum
fi
echo "Done"
else
echo -e "\${RED} Couldn't find rootimg-statelite.gz for statelite semantics on top of ramdisk \${RESET}"
shell
exit
fi
fi
# now we need to mount the rest of the system. This is the read/write portions
#echo "Mounting Snapshot directories"
if [ ! -e "\$NEWROOT/\$RWDIR" ]
then
echo ""
echo -e "\${RED}Hmmm... this NFS root directory doesn't have a /\$RWDIR directory for me to mount a rw filesystem. You'd better create it... \${NORMAL}"
echo "."
shell
fi
while [ ! -e "\$NEWROOT/etc/init.d/statelite" ]
do
echo ""
echo -e "\${RED}Hmmm... \$NEWROOT/etc/init.d/statelite doesn't exist. Perhaps you didn't create this image with the -m statelite mode"
echo ""
shell
done
grep '\\(shell\\)' /proc/cmdline >/dev/null && shell
mount -t tmpfs rw -o mode=$permission \$NEWROOT/\$RWDIR
mkdir -p \$NEWROOT/\$RWDIR/tmpfs
#mount the /root/.ssh, it needs more strict permission in order for ssh work
#if [ ! -e "\$NEWROOT/root/.ssh" ]
#then
# mkdir -p \$NEWROOT/root/.ssh
#fi
#mount -t tmpfs -o mode=755 ssh \$NEWROOT/root/.ssh
# mount the SNAPSHOT directory here for persistent use.
if [ ! -z \$SNAPSHOTSERVER ]
then
mkdir -p \$NEWROOT/\$RWDIR/persistent
MAXTRIES=5
ITER=0
while ! mount \$SNAPSHOTSERVER:\$SNAPSHOTROOT \$NEWROOT/\$RWDIR/persistent -o nolock,\$XCATMNTOPTS
do
ITER=\$(expr \$ITER + 1)
if [ "\$ITER" == "\$MAXTRIES" ]
then
echo "You're dead. rpower \$ME boot to play again."
echo "Possible problems:
1. \$SNAPSHOTSERVER is not exporting \$SNAPSHOTROOT ?
2. Is DNS set up? Maybe that's why I can't mount \$SNAPSHOTSERVER."
shell
exit
fi
echo -e "\${RED}Hmmm... Can't mount \$SNAPSHOTSERVER:\$SNAPSHOTROOT. \${NORMAL} \$XCATMNTOPTS"
RS=`expr \$RANDOM % 20`
echo -e "Trying again in \$RS seconds"
sleep \$RS
done
fi
grep '\\(shell\\)' /proc/cmdline >/dev/null && shell
# have to preserve the initial DHCP request. So we link it.
# SLES uses different file to store DHCP info
if [ ! -d \$NEWROOT/\$RWDIR/tmpfs/var/lib/dhcpcd ]
then
mkdir -p \$NEWROOT/\$RWDIR/tmpfs/var/lib/dhcpcd
fi
cp -fp /var/lib/dhcpcd/dhcpcd-\$IFACE.info \${NEWROOT}/\${RWDIR}/tmpfs/var/lib/dhcpcd/dhcpcd-\$IFACE.info
[ -e /etc/ntp.conf ] && mkdir -p \$NEWROOT/\$RWDIR/tmpfs/etc && cp /etc/ntp.conf \$NEWROOT/\$RWDIR/tmpfs/etc/
[ -e /etc/resolv.conf ] && mkdir -p \$NEWROOT/\$RWDIR/tmpfs/etc && cp /etc/resolv.conf \$NEWROOT/\$RWDIR/tmpfs/etc/
# now that everything is mounted, lets do this
# hmmm, apparently I'm checking this twice... so I'd better
# be really sure the file is there.
while [ ! -e \$NEWROOT/etc/init.d/statelite ]
do
echo "\$NEWROOT/etc/init.d/statelite does not exist in image!"
shell
done
# try to configure the local disk
echo "Get to enable localdisk"
\$NEWROOT/etc/init.d/localdisk
# do all the mounts:
\$NEWROOT/etc/init.d/statelite
EOMS
# udevd needed by s390x for networking
# but for other type of machine, udevd will affect the start of devices which detected
# after the chroot, so kill it before the switching root
if ($arch ne "s390x") {
print $inifile "\n killall -9 udevd\n";
}
print $inifile <<EOMS;
# give the debug shell just before we go if specified!
grep '\(shell\)' /proc/cmdline > /dev/null && shell
echo 0x100 > /proc/sys/kernel/real-root-dev
export keep_old_ip=yes
export fastboot=yes
export READONLY=yes
grep '\\(shell\\)' /proc/cmdline >/dev/null && shell
mount -n --bind /dev /sysroot/dev
umount /sys
umount /proc
# sles use the standard utility to chroot
if ! exec /usr/bin/chroot \$NEWROOT /sbin/init
then
echo ""
echo -e "\${RED}Couldn't chroot. Something must be wrong with NFS root image.\${RESET}"
shell
fi
exit
fi
# end NFSROOT/Statelite code
if [ -r /rootimg.sfs ]; then
echo Setting up squashfs with ram overlay.
mknod /dev/loop0 b 7 0
mkdir -p /ro
mkdir -p /rw
mount -t squashfs /rootimg.sfs /ro
mount -t tmpfs rw /rw
mount -t aufs -o dirs=/rw:/ro mergedroot /sysroot
mkdir -p /sysroot/ro
mkdir -p /sysroot/rw
mount --move /ro /sysroot/ro
mount --move /rw /sysroot/rw
EOMS
print $inifile "elif [ -r /rootimg.gz ]; then\n";
print $inifile "echo Setting up RAM-root tmpfs.\n";
if ($rootlimit) {
print $inifile " mount -o size=$rootlimit,mode=755 -t tmpfs rootfs \$NEWROOT\n";
} else {
print $inifile " mount -o mode=755 -t tmpfs rootfs \$NEWROOT\n";
}
print $inifile " cd /sysroot\n";
print $inifile " echo -n \"Extracting root filesystem:\"\n";
print $inifile " if [ -x /bin/cpio ]; then\n";
print $inifile " zcat /rootimg.gz |/bin/cpio -idum\n";
print $inifile " else\n";
print $inifile " zcat /rootimg.gz |cpio -idum\n";
print $inifile " fi\n";
print $inifile " echo Done\n";
print $inifile "else\n";
print $inifile " echo -n Failed to download image, panicing in 5...\n";
print $inifile " for i in 4 3 2 1 0; do\n";
print $inifile " /bin/sleep 1\n";
print $inifile " echo -n \$i...\n";
print $inifile " done\n";
print $inifile " echo\n";
print $inifile <<EOMS;
echo "You're dead. rpower nodename reset to play again.
* Did you packimage with -m cpio or -m squashfs?
* If using -m squashfs did you include aufs.ko with geninitrd?
e.g.: -n tg3,squashfs,aufs,loop
"
sleep 5
EOMS
print $inifile " exit\n";
print $inifile "fi\n";
# udevd needed by s390x for networking
# but for other type of machine, udevd will affect the start of devices which detected
# after the chroot, so kill it before the switching root
if ($arch ne "s390x") {
print $inifile "killall -9 udevd\n";
}
print $inifile "cd /\n";
print $inifile "mkdir \$NEWROOT/var/lib/dhcpcd/\n"; #neccessary for SLES11, not sure for SLES10
print $inifile "cp /var/lib/dhcpcd/* \$NEWROOT/var/lib/dhcpcd/\n";
print $inifile "cp /etc/resolv.conf \$NEWROOT/etc/\n";
print $inifile "cp /etc/HOSTNAME \$NEWROOT/etc/\n";
print $inifile "mknod \$NEWROOT/dev/console c 5 1\n";
print $inifile "exec /lib/mkinitrd/bin/run-init -c /dev/console \$NEWROOT /sbin/init\n";
close($inifile);
open($inifile,">"."/tmp/xcatinitrd.$$/bin/netstart");
print $inifile "#!/bin/bash \n";
print $inifile "dhcpcd \${1} -p\n";
#-- Bring other NICs up in /bin/netstart in initrd for NIC failover
foreach (split /,/,$othernics) {
if (/^$/) { next; }
print $inifile "dhcpcd $_\n";
}
print $inifile <<END;
cat /var/lib/dhcpcd/*info | grep HOSTNAME | uniq | awk -F= '{print \$2}'| sed \"s/'//g\" >> /etc/HOSTNAME
END
close($inifile);
chmod(0755,"/tmp/xcatinitrd.$$/init");
chmod(0755,"/tmp/xcatinitrd.$$/bin/netstart");
@filestoadd=();
foreach (@ndrivers) {
if (-f "$customdir/$_") {
push @filestoadd,[$_,"lib/$_"];
} elsif (-f "$pathtofiles/$_") {
push @filestoadd,[$_,"lib/$_"];
}
}
if($mode eq "statelite") {
foreach ("sbin/ifconfig", "usr/bin/clear","usr/bin/touch","bin/hostname","usr/bin/egrep","bin/ln","bin/ls","usr/bin/dirname","usr/bin/expr","usr/bin/chroot","usr/bin/grep","bin/cpio","bin/sleep","bin/mount","bin/umount","sbin/dhcpcd","bin/bash","sbin/insmod","bin/mkdir","bin/mknod","sbin/ip","bin/cat","usr/bin/awk","usr/bin/wget","bin/cp","usr/bin/cpio","usr/bin/zcat","usr/bin/gzip","lib/mkinitrd/bin/run-init","usr/bin/uniq","usr/bin/sed","usr/bin/wc", "bin/sed","sbin/udevd", "usr/bin/readlink", "usr/sbin/parted", "sbin/mke2fs", "sbin/mkswap", "sbin/swapon", "bin/chmod", "usr/bin/bc") {
getlibs($_);
push @filestoadd,$_;
}
if($osver_host == 11) {
foreach ("sbin/mount.nfs", "sbin/umount.nfs", "sbin/udevadm") {
getlibs($_);
push @filestoadd,$_;
}
}
}else {
foreach ("sbin/ifconfig","usr/bin/clear","usr/bin/touch","usr/bin/grep","bin/cpio","bin/sleep","bin/mount","sbin/dhcpcd","bin/bash","sbin/insmod","bin/mkdir","bin/mknod","sbin/ip","bin/cat","usr/bin/awk","usr/bin/wget","bin/cp","usr/bin/cpio","usr/bin/zcat","usr/bin/gzip","lib/mkinitrd/bin/run-init","usr/bin/uniq","usr/bin/sed","sbin/udevd", "usr/bin/readlink") {
getlibs($_);
push @filestoadd,$_;
}
if($osver_host == 11) {
getlibs("sbin/udevadm");
push @filestoadd,"sbin/udevadm";
}
}
if ($arch =~ /x86_64/) {
push @filestoadd,"lib64/libnss_dns.so.2";
}
else {
push @filestoadd,"lib/libnss_dns.so.2";
}
# cross-platfrom support on power6&7 etc
# ldd can't handle such one scenario: mn is power6, the target platform is power7
if ($arch =~ /ppc64/) {
system("cp -a -r $rootimg_dir/lib64/* /tmp/xcatinitrd.$$/lib64/");
}
push @filestoadd,keys %libhash;
find(\&isnetdriver, <$rootimg_dir/lib/modules/$kernelver/*>);
my $pathonrootimage = "$rootimg_dir/tmpfiles";
my $pathinrootimage = "/tmpfiles";
mkpath($pathonrootimage);
foreach (@filestoadd) {
if (ref($_)) {
#print "$_->[0], $_->[1]\n";
my $srcfile = $_->[0];
system("chroot $rootimg_dir cp $srcfile $pathinrootimage");
my $srcpath = "$pathonrootimage/".basename($_->[0]);
if (-f "$customdir/".$_->[0]) {
$srcpath="$customdir/".$_->[0];
} elsif (-f "$pathtofiles/".$_->[0]) {
$srcpath="$pathtofiles/".$_->[0];
}
mkpath(dirname("/tmp/xcatinitrd.$$/".$_->[1]));
copy($srcpath,"/tmp/xcatinitrd.$$/".$_->[1]);
chmod 0755,"/tmp/xcatinitrd.$$/".$_->[1];
} else {
#print "$_\n";
system("chroot $rootimg_dir cp $_ $pathinrootimage");
my $srcpath = "$pathonrootimage/".basename($_);
if (-f "$customdir/$_") {
$srcpath = "$customdir/$_";
} elsif (-f "$pathtofiles/$_") {
$srcpath = "$pathtofiles/$_";
}
mkpath(dirname("/tmp/xcatinitrd.$$/$_"));
copy("$srcpath","/tmp/xcatinitrd.$$/$_");
chmod 0755,"/tmp/xcatinitrd.$$/".$_;
}
}
rmtree($pathonrootimage);
#copy conf files needed by nfs mount in sles11.2
if($osver_host == 11)
{
system("cp -r $rootimg_dir/etc/protocols /tmp/xcatinitrd.$$/etc/");
system("cp -r $rootimg_dir/etc/netconfig /tmp/xcatinitrd.$$/etc/");
}
# Copy udev libraries
system("mkdir -p /tmp/xcatinitrd.$$/etc/udev");
system("mkdir -p /tmp/xcatinitrd.$$/lib/firmware");
system("cp -r $rootimg_dir/etc/udev/* /tmp/xcatinitrd.$$/etc/udev");
system("cp -r $rootimg_dir/bin/uname /tmp/xcatinitrd.$$/bin/");
if ( -d "$rootimg_dir/lib/firmware/" ) {
system("cp -r $rootimg_dir/lib/firmware/* /tmp/xcatinitrd.$$/lib/firmware");
}
system("cp -r $rootimg_dir/usr/bin/killall /tmp/xcatinitrd.$$/usr/bin");
# Copy rules for network adapter
#my $name = `cat /etc/sysconfig/network/ifcfg-$prinic | grep NAME`;
#my $nic = '';
#if ($name =~ m/(\d+\.\d+\.\d+)/g) {
# $nic = $&;
#}
# Somehow checking for *$nic.rules does not work
#if ( -f "/etc/udev/rules.d/*$nic.rules" ) {
# system("cp -r /etc/udev/rules.d/*$nic.rules /tmp/xcatinitrd.$$/etc/udev/rules.d");
#}
#if ( -f "/etc/udev/rules.d/*persistent-net.rules" ) {
# system("cp -r /etc/udev/rules.d/*persistent-net.rules /tmp/xcatinitrd.$$/etc/udev/rules.d");
#}
system("mkdir -p /tmp/xcatinitrd.$$/lib/udev");
system("cp -r $rootimg_dir/lib/udev/* /tmp/xcatinitrd.$$/lib/udev");
#copy("$rootimg_dir/lib/modules/*d","/tmp/xcatinitrd.$$/$_");
system("cd /tmp/xcatinitrd.$$/bin/; ln -sf bash sh"); #neccessary for SLES11
if ($mode eq "statelite") {
system("cd /tmp/xcatinitrd.$$;find .|cpio -H newc -o|gzip -9 -c - > $destdir/initrd-statelite.gz");
print "The initial ramdisk for statelite has been generated successfully!\n";
} else {
system("cd /tmp/xcatinitrd.$$;find .|cpio -H newc -o|gzip -9 -c - > $destdir/initrd-stateless.gz");
print "The initial ramdisk for statelite has been generated successfully!\n";
}
system("rm -rf /tmp/xcatinitrd.$$");
}
sub isyumdir {
if ($File::Find::name =~ /\/repodata$/) {
my $location = $File::Find::name;
$location =~ s/\/repodata$//;
push @yumdirs,$location;
}
}
sub isnetdriver {
foreach (@ndrivers) {
if ($File::Find::name =~ /\/$_/) {
my $filetoadd = $File::Find::name;
$filetoadd =~ s!$rootimg_dir!!;
push @filestoadd,[$filetoadd,"lib/$_"];
}
}
}
sub postscripts { # TODO: customized postscripts
generic_post();
unless( -d "$rootimg_dir/opt/xcat/") {
mkdir "$rootimg_dir/opt/xcat/";
}
copy ("$installroot/postscripts/xcatdsklspost", "$rootimg_dir/opt/xcat/"); #TODO: it is not used in stateless
chmod '0755', "$rootimg_dir/opt/xcat/xcatdsklspost";
}
sub generic_post { # This function is meant to leave the image in a state approximating a normal install
my $cfgfile;
unlink("$rootimg_dir/dev/null");
system("mknod $rootimg_dir/dev/null c 1 3");
open($cfgfile,">","$rootimg_dir/etc/fstab");
print $cfgfile "devpts /dev/pts devpts gid=5,mode=620 0 0\n";
print $cfgfile "tmpfs /dev/shm tmpfs defaults 0 0\n";
print $cfgfile "proc /proc proc defaults 0 0\n";
print $cfgfile "sysfs /sys sysfs defaults 0 0\n";
if ($tmplimit) {
print $cfgfile "tmpfs /tmp tmpfs defaults,size=$tmplimit 0 2\n";
print $cfgfile "tmpfs /var/tmp tmpfs defaults,size=$tmplimit 0 2\n";
} else {
print $cfgfile "tmpfs /tmp tmpfs defaults,size=10m 0 2\n";
print $cfgfile "tmpfs /var/tmp tmpfs defaults,size=10m 0 2\n";
}
my $rootfs_name = $profile."_".$arch;
print $cfgfile "$rootfs_name / tmpfs rw 0 1\n";
close($cfgfile);
open($cfgfile,">","$rootimg_dir/etc/sysconfig/network");
print $cfgfile "NETWORKING=yes\n";
close($cfgfile);
open($cfgfile,">","$rootimg_dir/etc/resolv.conf");
print $cfgfile "#Dummy resolv.conf to make boot cleaner";
close($cfgfile);
# Create the ifcfg-x file for diskless node. But keep the ONBOOT=no
# to skip the break of nfs-based boot
if ($prinic) {
open($cfgfile,">","$rootimg_dir/etc/sysconfig/network/ifcfg-$prinic");
print $cfgfile "ONBOOT=no\nBOOTPROTO=dhcp\nDEVICE=$prinic\nSTARTMODE=auto\n";
close($cfgfile);
}
foreach (split /,/,$othernics) {
next if (/^$/);
open($cfgfile,">","$rootimg_dir/etc/sysconfig/network/ifcfg-$_");
print $cfgfile "ONBOOT=yes\nBOOTPROTO=dhcp\nDEVICE=$_\nSTARTMODE=auto\n";
close($cfgfile);
}
# securetty not needed on s390x
if ($arch ne "s390x") {
open( $cfgfile, ">>", "$rootimg_dir/etc/securetty" );
print $cfgfile "ttyS0\n";
print $cfgfile "ttyS1\n";
print $cfgfile "console\n";
close($cfgfile);
}
my @passwd;
open($cfgfile,"<","$rootimg_dir/etc/passwd");
@passwd = <$cfgfile>;
close($cfgfile);
open($cfgfile,">","$rootimg_dir/etc/passwd");
foreach (@passwd) {
if (/^root:/) {
s/^root:\*/root:x/;
}
print $cfgfile $_;
}
close($cfgfile);
foreach (<$rootimg_dir/etc/skel/.*>) {
next if (basename($_) eq '.' or basename($_) eq '..');
copy $_,"$rootimg_dir/root/";
}
# gettyset is not found on s390x
if ($arch ne "s390x") {
open( $cfgfile, ">", "$rootimg_dir/etc/init.d/gettyset" );
print $cfgfile "#!/bin/bash\n";
print $cfgfile "### BEGIN INIT INFO\n";
print $cfgfile "# Provides: gettyset\n";
print $cfgfile "# Required-Start: sshd\n";
print $cfgfile "# Required-Stop:\n";
print $cfgfile "# Default-Start: 3\n";
print $cfgfile "# Default-Stop: 0 1 2 6\n";
print $cfgfile "# Short-Description: gettyset\n";
print $cfgfile "# Description:\n";
print $cfgfile "### END INIT INFO\n";
print $cfgfile "for i in `cat /proc/cmdline`; do\n";
print $cfgfile ' KEY=`echo $i|cut -d= -f 1`' . "\n";
print $cfgfile " if [ \"\$KEY\" == \"console\" -a \"\$i\" != \"console=tty0\" ]; then\n";
print $cfgfile " VALUE=`echo \$i | cut -d= -f 2`\n";
print $cfgfile " COTTY=`echo \$VALUE|cut -d, -f 1`\n";
print $cfgfile " COSPEED=`echo \$VALUE|cut -d, -f 2|cut -dn -f 1`\n";
print $cfgfile " if echo \$VALUE | grep n8r; then\n";
print $cfgfile " FLOWFLAG=\"-h\"\n";
print $cfgfile " fi\n";
print $cfgfile " echo xco:2345:respawn:/sbin/agetty \$FLOWFLAG \$COTTY \$COSPEED xterm >> /etc/inittab\n";
print $cfgfile " init q\n";
print $cfgfile " fi\n";
print $cfgfile "done\n";
print $cfgfile "/etc/init.d/boot.localnet start\n";
close($cfgfile);
chmod( 0755, "$rootimg_dir/etc/init.d/gettyset" );
}
copy("$installroot/postscripts/xcatpostinit", "$rootimg_dir/etc/init.d/xcatpostinit");
chmod(0755, "$rootimg_dir/etc/init.d/xcatpostinit");
#insserv with -f option to ignore the dependency on sles10.4
system("chroot $rootimg_dir insserv -f network sshd gettyset xcatpostinit");
my $rc = system("grep sshd $rootimg_dir/etc/init.d/.depend.start | grep TARGETS");
if ($rc) {
system("sed -i '".'s/^\(TARGETS = .*\)$/\1 sshd/'."' $rootimg_dir/etc/init.d/.depend.start");
system("ln -s ../sshd $rootimg_dir/etc/init.d/rc3.d/S20sshd");
}
my $rc = system("grep gettyset $rootimg_dir/etc/init.d/.depend.start | grep TARGETS");
if ($rc) {
system("sed -i '".'s/^\(TARGETS = .*\)$/\1 gettyset/'."' $rootimg_dir/etc/init.d/.depend.start");
system("ln -s ../gettyset $rootimg_dir/etc/init.d/rc3.d/S60gettyset");
}
}
my $driver_name;
my $real_path;
sub get_path ()
{
if ($File::Find::name =~ /\/$driver_name/) {
$real_path = $File::Find::name;
}
}
my @all_real_path;
sub get_all_path ()
{
if ($File::Find::name =~ /\/$driver_name/) {
push @all_real_path, $File::Find::name;
}
}
# Load driver disk and driver rpm to the initrd
# Get the driver disk or driver rpm from the osimage.driverupdatesrc
# The valid value: dud:/install/dud/dd.img,rpm:/install/rpm/d.rpm, if missing the tag: 'dud'/'rpm'
# the 'rpm' is default.
#
# If cannot find the driver disk from osimage.driverupdatesrc, will try to search driver disk
# from /install/driverdisk/<os>/<arch>
#
# For driver rpm, the driver list will be gotten from osimage.netdrivers. If not set, copy all the drivers from driver
# rpm to the initrd.
#
# Return the driver names by loading order
sub load_dd()
{
my @dd_list;
my @rpm_list;
my @driver_list;
my $Injectalldriver;
my @rpm_drivers;
# Parse the parameters to the the source of Driver update disk and Driver rpm, and driver list as well
if ($driverupdatesrc) {
my @srcs = split(',', $driverupdatesrc);
foreach my $src (@srcs) {
if ($src =~ /dud:(.*)/i) {
push @dd_list, $1;
} elsif ($src =~ /rpm:(.*)/i) {
push @rpm_list, $1;
} else {
push @rpm_list, $src;
}
}
}
if (! @dd_list) {
# get Driver update disk from the default path if not specified in osimage
# check the Driver Update Disk images, it can be .img or .iso
if (-d "$installroot/driverdisk/$osver/$arch") {
@dd_list = `find $installroot/driverdisk/$osver/$arch -type f`;
}
}
foreach (split /,/,$netdriver) {
if (/^allupdate$/) {
$Injectalldriver = 1;
next;
}
unless (/\.ko$/) {
s/$/.ko/;
}
push @driver_list, $_;
}
chomp(@dd_list);
chomp(@rpm_list);
unless (@dd_list || (@rpm_list && ($Injectalldriver || @driver_list))) {
return ();
}
# Create the work space, it should be cleaned at end of genimage
my $dd_dir = mkdtemp("/tmp/ddtmpXXXXXXX");
mkpath "$dd_dir/mnt";
mkpath "$dd_dir/mods";
my @dd_drivers = (); #driver names
# Load drivers from each Driver Disk
# For multiple dd, if want to make it has order, rename the dd with a number
# ahead of the name like 0_xx, 1_xx
foreach my $dd (sort(@dd_list)) {
my $rc = system ("mount -o loop $dd $dd_dir/mnt");
if ($rc) {
print "mount the Driver Disk $dd failed.\n";
next;
}
mkpath "$dd_dir/full";
# Copy out the drivers
opendir(DIR, "$dd_dir/mnt") || die "Cannot open dir $dd_dir/mnt";
while (my $dir = readdir(DIR)) {
if ($dir =~ /^\./) { next; }
# Every driver update disk can have multiple directories, each directory
# has the directory format like /linux/[distribution]/[architechture]-[version]/
# If the directory name is numeric, then it will be used as order to load the
# the dirviers inside.
# For the directory name which is not numeric, copy them to directory 0. It will be
# loaled first.
if ($dir !~ /^\d*$/) {
mkpath "$dd_dir/full/0";
system ("cp -rf $dd_dir/mnt/$dir $dd_dir/full/0");
} else {
system ("cp -rf $dd_dir/mnt/$dir $dd_dir/full/");
}
}
closedir(DIR);
# Get all the kernel modules base on the order of directory name.
# The structure of dd: <order>/linux/[distribution]/[architechture]-[version]/
# The supported arch: i386, ia64, ppc, ppc64, s390, s390x sparc or x86_64.
my $darch = $arch;
if ($darch =~ /^x86$/) {
$darch = "i386";
}
# If the version is os version. If the os is "sles11.1", the possible os version
# could be "sles11.1", "11.1", "11", "sles11"
my @distro = ($osver);
my $distro1 = $osver;
$distro1 =~ s/[^\d]*//;
push @distro,$distro1;
my $distro2 = $distro1;
$distro2 =~ s/\..*//;
push @distro,$distro2;
my $distro3 = $osver;
$distro3 =~ s/\..*//;
push @distro,$distro3;
opendir (FDIR, "$dd_dir/full") || die "Cannot open dir $dd_dir/full";
my @fulldir = readdir(FDIR);
closedir (FDIR);
# Create the directory for drivers from driver disk
if (! -d "$rootimg_dir/lib/modules/$kernelver/kernel/drivers/driverdisk") {
mkpath "$rootimg_dir/lib/modules/$kernelver/kernel/drivers/driverdisk";
}
# Copy the drivers to the root image and get the driver loading order
foreach my $dir (sort(@fulldir)) {
if ($dir =~ /^\./) { next; }
my $vdir;
foreach (@distro) {
if (-d "$dd_dir/full/$dir/linux/suse/$darch-$_") {
$vdir = "$dd_dir/full/$dir/linux/suse/$darch-$_";
}
}
if (! $vdir) { next; }
# Use the module_order if it has
if (-f "$vdir/modules/module.order") {
open(ORDER, "<", "$vdir/modules/module.order");
while (my $file = <ORDER>) {
chomp ($file);
if (-f "$vdir/modules/$file") {
$driver_name = $file;
$real_path = "";
find(\&get_path, <$rootimg_dir/lib/modules/$kernelver/*>);
if ($real_path eq "") {
system ("cp $vdir/modules/$file $rootimg_dir/lib/modules/$kernelver/kernel/drivers/driverdisk");
} else {
system ("cp $vdir/modules/$file $real_path");
}
push @dd_drivers, $file;
}
}
} else {
opendir (MDIR, "$vdir/modules") || die "Cannot open dir $vdir/modules";
while (my $file = readdir(MDIR)) {
if (-f "$vdir/modules/$file" && $file =~ /\.ko/) {
$driver_name = $file;
$real_path = "";
find(\&get_path, <$rootimg_dir/lib/modules/$kernelver/*>);
if ($real_path eq "") {
system ("cp $vdir/modules/$file $rootimg_dir/lib/modules/$kernelver/kernel/drivers/driverdisk");
} else {
system ("cp $vdir/modules/$file $real_path");
}
push @dd_drivers, $file;
}
}
}
}
rmtree "$dd_dir/full";
my $rc = system ("umount -f $dd_dir/mnt");
if ($rc) {
print "umount the directory $dd_dir/mnt failed\n";
exit 1;
}
}
# Loading the drivers from rpm packages
if (@rpm_list && ($Injectalldriver || @driver_list)) {
# Extract the files from rpm to the tmp dir
mkpath "$dd_dir/rpm";
foreach my $rpm (@rpm_list) {
if (-r $rpm) {
if (system ("cd $dd_dir/rpm; rpm2cpio $rpm | cpio -idum")) {
print "Error: Cannot extract the files from the rpm $rpm.\n";
}
} else {
print "Error: Cannot read the rpm $rpm.\n";
}
}
# To skip the conflict of files that some rpm uses the xxx.ko.new as the name of the driver
# Change it back to xxx.ko here
$driver_name = "\*ko.new";
@all_real_path = ();
find(\&get_all_path, <$dd_dir/rpm/*>);
foreach my $file (@all_real_path) {
my $newname = $file;
$newname =~ s/\.new$//;
if (system ("mv -f $file $newname")) {
print "Error: Could not rename $file\n";
}
}
# Copy the firmware to the rootimage
if (-d "$dd_dir/rpm/lib/firmware") {
system ("cp -rf $dd_dir/rpm/lib/firmware $rootimg_dir/lib");
}
# Copy the drivers to the rootimage
if (-d "$dd_dir/rpm/lib/modules/$kernelver") {
#mkpath "$rootimg_dir/lib/modules/$kernelver/updates/";
if (@driver_list) {
foreach my $driver (@driver_list) {
$driver_name = $driver;
$real_path = "";
find(\&get_path, <$dd_dir/rpm/lib/modules/$kernelver/*>);
if ($real_path && $real_path =~ m!$dd_dir/rpm(/lib/modules/$kernelver/.*?)[^\/]*$!) {
# remove the old one if existing
@all_real_path = ();
find(\&get_all_path, <$rootimg_dir/lib/modules/$kernelver/*>);
foreach (@all_real_path) {
if (-r $_) {
unlink ($_);
}
}
if (! -d "$rootimg_dir$1") {
mkpath "$rootimg_dir$1";
}
system ("cp -rf $real_path $rootimg_dir$1");
push @rpm_drivers, $driver;
} else {
print "Error: cannot find the driver $driver from the driver rpms\n";
}
}
} elsif ($Injectalldriver) {
# copy all the drviers to the rootimage
find(\&get_all_path, <$dd_dir/rpm/lib/modules/$kernelver/*>);
my @all_drivers = @all_real_path;
foreach my $new_driver (@all_drivers) {
if (basename($new_driver) =~ /\.ko$/) {
# remove the old one if existing
$driver_name = basename($new_driver);
@all_real_path = ();
find(\&get_all_path, <$rootimg_dir/lib/modules/$kernelver/*>);
foreach my $old_driver (@all_real_path) {
if (-r $old_driver) {
unlink ($old_driver);
}
}
push @rpm_drivers, basename($new_driver);
}
}
system ("cp -rf $dd_dir/rpm/lib/modules/$kernelver $rootimg_dir/lib/modules/");
}
} else {
print "Warning: cannot find the kernel $kernelver from drvier rpms\n";
}
push @dd_drivers, @rpm_drivers;
}
# Generate the dependency relationship
system ("chroot '$rootimg_dir' depmod $kernelver");
# Clean the env
rmtree "$dd_dir";
return @dd_drivers;
}
sub usage {
print 'Usage: genimage -o <OSVER> [-a <arch>] -p <profile> -i <nodebootif> -n <nodenetdrivers> [-r <otherifaces>] [-k <kernelver>] [-g <krpmver>] [-l rootlimitsize] [--permission <permission>] [--interactive]'."\n";
print " --permission is used for statelite only\n";
print "Examples:\n";
print " genimage -i eth0 -n tg3 -o sles11 -p compute\n";
print " genimage -i eth0 -r eth1,eth2 -n tg3,bnx2 -o sles11 -p compute --interactive\n";
print " genimage -i eth0 -n tg3,bnx2 -o sles11 -p compute\n";
print " genimage -i eth0 -n tg3,bnx2 -o sles11 -p compute --permission 777\n";
return 0;
}
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