xcat-core/xCAT-client/bin/genimage
2013-04-23 19:13:15 +00:00

448 lines
10 KiB
Perl
Executable File

#!/usr/bin/perl
BEGIN
{
$::XCATROOT =
$ENV{'XCATROOT'} ? $ENV{'XCATROOT'}
: -d '/opt/xcat' ? '/opt/xcat'
: '/usr';
}
use lib "$::XCATROOT/lib/perl";
use strict;
use Getopt::Long;
require xCAT::MsgUtils;
require xCAT::DSHCLI;
require xCAT::Client;
use xCAT::Utils;
use File::Basename;
$::XCATROOT = "/opt/xcat";
my $os = "";
my $profile = "";
my $interface = "";
my $version;
my $drivers = "";
my $otherInterfaces = "";
my $kernel = "";
my @oses; # available OSes.
my @profiles; # available profiles
my $profDir; # root where you do ./genimage from
my $help;
my $match = 0;
my $imagename;
my $arch;
my $permission;
my $rootlimit;
my $tmplimit;
my $krpmver;
my $kerneldir;
my $mode;
my $interactive;
my $onlyinitrd;
my $dryrun;
#-----------------------------------------------------------------------------
=head3 print_usage - usage message
=cut
#-----------------------------------------------------------------------------
sub print_usage
{
print "Usage:\n";
print " genimage\n\n";
print " genimage --dryrun\n\n";
print ' genimage -o <osver> [-a <arch>] -p <profile> -i <nodebootif> -n <nodenetdrivers> [--onlyinitrd] [-r <otherifaces>] [-k <kernelver>] [-g <krpmver>] [-m statelite] [-l rootlimitsize] [-t tmplimitsize] [--permission <permission>] [--interactive] [--dryrun]'."\n\n";
print ' genimage [-o <osver>] [-a <arch>] [-p <profile>] [-i <nodebootif>] [-n <nodenetdrivers>] [--onlyinitrd] [-r <otherifaces>] [-k <kernelver>] [-g <krpmver>] [-m statelite] [-l rootlimitsize] [-t tmplimitsize] [--permission <permission>] [--interactive] [--dryrun] <imagename>'."\n\n";
print " --permission is used for statelite only\n";
print " -g is used for SLES only\n\n";
print " -m is used for urbuntu, debian and fedora12 only\n\n";
print "Examples:\n";
print " genimage\n";
print " genimage --interactive\n";
print " genimage -i eth0 -n tg3 -o sles11 -p compute\n";
print " genimage -i eth0 -n tg3 -o sles11 -p compute --onlyinitrd\n";
print " genimage -i eth0 -r eth1,eth2 -n tg3,bnx2 -o centos5.1 -p compute --interactive\n";
print " genimage -i eth0 -n tg3,bnx2 -o sles11 -p compute --dryrun\n";
print " genimage -i eth0 -n igb,e1000e,e1000,bnx2,tg3 -o centos5.4 -p nfsroot --permission 777\n";
print " genimage -i eth0 -n tg3 --interactive myimagename\n";
print " genimage myimagename\n";
}
if (!GetOptions(
'a=s' => \$arch,
'p=s' => \$profile,
'o=s' => \$os,
'n=s' => \$drivers,
'i=s' => \$interface,
'r=s' => \$otherInterfaces,
'l=s' => \$rootlimit,
't=s' => \$tmplimit,
'k=s' => \$kernel,
'g=s' => \$krpmver,
'm=s' => \$mode,
'permission=s' => \$permission,
'kerneldir=s' => \$kerneldir,
'interactive' => \$interactive,
'onlyinitrd' => \$onlyinitrd,
'dryrun' => \$dryrun,
'h|help' => \$help,
'v|version' => \$version,
)) {
&print_usage;
exit 1;
}
if($help){
&print_usage;
exit 0;
}
if ($version){
my $version = xCAT::Utils->Version();
xCAT::MsgUtils->message("N", $version);
exit 0;
}
if (@ARGV > 0) {
$imagename=$ARGV[0];
}
if ((!$imagename) && (!$profile) && (!$os) && (!$arch)) {
my $tmpimgs=`lsdef -t osimage -w provmethod=~'/statelite|netboot/' |cut -d' ' -f1`;
if ($? == 0) {
if (($tmpimgs) && ($tmpimgs !~ /^Could/)) { #Could is returned when the osimage table is empty
my @images=split('\n', $tmpimgs);
print "Do you want to re-genarate an existing image from the osimage table? ";
print "[y/n] ";
my $conf = <stdin>;
chomp($conf);
if($conf ne "" && $conf !~/N|n|[Nn][Oo]/) {
$match = 0;
while(1){
print "Available images: \n";
foreach(sort @images){
print " $_\n";
}
# default is the first image cause in many cases
print "Which image do you want to re-generate? [";
print $images[0];
print "] ";
my $img = <stdin>;
chomp($img);
if($img eq ""){
$imagename = $images[0];
last;
}
foreach(@images){
if($img eq $_){
$imagename=$img;
$match = 1;
}
}
if ($match) {
last;
} else {
print "$img is not found in the osimage table.\n";
}
}
}
}
}
}
# get the install directory
my $installdir = `gettab key=installdir site.value`;
chomp($installdir);
# lots of error checking to make sure it exists.
if($installdir eq ''){
print "Could not get install directory from site table. Assuming your OSes are stored in '/install'\n";
$installdir = "/install";
}
unless(-d $installdir){
print "The directory where your OS distributions resides: $installdir does not exist. Please check site table\n";
exit 1;
}
if ((!$imagename) && (!$os)){
my @dircontents = `ls $installdir`;
chomp(@dircontents);
foreach (@dircontents) {
if($_ =~ /(rhel|fedora|sl|centos|suse)/){
push @oses,$_;
}
}
if($#oses eq -1){
print "There are no OS repositories in $installdir. Please run copycds for the OS first.\n";
exit 1;
}
# now they have the OSes, make sure they select one that is available
$match = 0;
while(1){
print "Available OSes: \n";
foreach(@oses){
print " $_\n";
}
# default is the first OS cause in many cases, they'll only have 1.
print "Which OS do you want to build a image for? [";
print $oses[0] ;
print "] ";
$os = <stdin>;
chomp($os);
if($os eq ""){
$os = $oses[0];
last;
}
foreach(@oses){
if($os eq $_){
$match = 1;
}
}
if($match){
last;
}else{
print "$os is not found in '$installdir'\n";
}
}
chomp($os);
}
if ($os) { print " OS: $os\n"; }
### Get the Profile ####
my $osfamily = $os;
$osfamily =~ s/\d+//g;
$osfamily =~ s/\.//g;
if($osfamily =~ /rh/){
$osfamily = "rh";
}
# OS version on s390x can contain 'sp', e.g. sles11sp1
# If the $osfamily contains 'sles' and 'sp', the $osfamily = sles
if ($osfamily =~ /sles/ && $osfamily =~ /sp/) {
$osfamily = "sles";
}
#print "OSfamily: $osfamily\n";
$profDir = "$::XCATROOT/share/xcat/netboot/$osfamily";
unless(-d $profDir){
print "Unable to find genimage script in $profDir\n";
exit 1;
}
if ((!$imagename) && (!$profile)){
my $profDir2 = "$installdir/custom/netboot/$osfamily";
my @proList = `ls $profDir/*.pkglist`;
if (-d $profDir2) {
@proList = (@proList, `ls $profDir2/*.pkglist`);
}
my %seen = ();
foreach (@proList) {
my $f = basename($_);
$f =~ s/([^\.]*).*/$1/;
chomp($f);
$seen{$f}++;
}
@profiles = sort keys %seen;
if($#profiles eq -1){
print "There are no profiles in $::XCATROOT/share/xcat/netboot/$osfamily.\n";
exit 1;
}
$match = 0;
while(1){
print "Available Profiles for $os: \n";
foreach(@profiles){
print " $_\n";
}
# default is the first OS cause in many cases, they'll only have 1.
print "Which profile do you want to use for $os? [";
print "$profiles[0] ";
print "] ";
$profile = <stdin>;
chomp($profile);
if($profile eq ""){
$profile = $profiles[0];
last;
}
foreach(@profiles){
if($profile eq $_){
$match = 1;
}
}
if($match eq 1){
last;
}
}
}
if ($profile) { print " Profile: $profile\n"; }
# get the interface
if ((!$imagename) && (!$interface)){
while(1){
print "Which network interface do you want the image to boot from? [";
print "eth0";
print "] ";
$interface = <stdin>;
chomp($interface);
if($interface eq ""){
$interface = "eth0";
last;
}else{
print "You want your stateless machines to boot off of ";
print "$interface";
print "? ";
print "[Y/n] ";
my $conf = <stdin>;
chomp($conf);
if($conf eq ""){
last;
}
if($conf =~ /Y|y|[Yy][Ee][Ss]/){
last;
}
}
}
}
if ($interface) { print " Interface: $interface\n"; }
print "Generating image: \n";
my @arg;
if ($imagename) {
push @arg, "$imagename";
}
if ($interface) {
push @arg, "-i";
push @arg, "$interface";
}
if ($drivers) {
push @arg, "-n";
push @arg, "$drivers";
}
if ($os) {
push @arg, "-o";
push @arg, "$os";
}
if ($profile) {
push @arg, "-p";
push @arg, "$profile";
}
if ($arch) {
push @arg, "-a";
push @arg, "$arch";
}
if ($kernel) {
push @arg, "-k";
push @arg, "$kernel";
}
if($otherInterfaces){
push @arg, "-r";
push @arg, "$otherInterfaces";
}
if ($permission) {
push @arg, "--permission";
push @arg, "$permission";
}
if ($rootlimit) {
push @arg, "-l";
push @arg, "$rootlimit";
}
if($tmplimit) {
push @arg, "-t";
push @arg, "$tmplimit";
}
if ($krpmver) {
push @arg, "-g";
push @arg, "$krpmver";
}
if ($mode) {
push @arg, "-m";
push @arg, "$mode";
}
if ($kerneldir) {
push @arg, "--kerneldir";
push @arg, "$kerneldir";
}
my $tempfile="/tmp/xcat_genimage.$$";
push @arg, "--tempfile"; #this is the file that contains the output
push @arg, "$tempfile";
if ($interactive) {
push @arg, "--interactive";
}
if ($onlyinitrd) {
push @arg, "--onlyinitrd";
}
if ($dryrun) {
push @arg, "--dryrun";
}
my $cmdref;
push (@{$cmdref->{arg}}, @arg);
$cmdref->{command}->[0] = "genimage";
if (!$interactive) {
xCAT::Client::submit_request($cmdref, \&xCAT::Client::handle_response);
exit $xCAT::Client::EXITCODE;
} else {
if ($dryrun) { exit 0; }
#when in interactive mode, first call genimage.pm get info from DB,
xCAT::Client::submit_request($cmdref, \&xCAT::Client::handle_response);
#then call the specific genimage under /opt/xcat/share...
if (-f $tempfile) {
my $cmdname;
#read the command name
open(FILE1, "<$tempfile");
my @output = <FILE1>;
if (@output >0) {
$cmdname=$output[0];
} else {
close FILE1;
return 1;
}
close FILE1;
# run the specific genimage command
#print "cmdname=$cmdname\n";
system("$cmdname");
#then call genimage.pm to save the DB
my @arg1;
push @arg1, $tempfile;
my $request;
push (@{$request->{arg}}, @arg1);
$request->{command}->[0] = "saveimgdata";
xCAT::Client::submit_request($request, \&xCAT::Client::handle_response);
exit $xCAT::Client::EXITCODE;
} else {
exit 1;
}
}