xcat-core/xCAT-server-2.0/lib/xcat/plugins/centos.pm

335 lines
13 KiB
Perl

# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
package xCAT_plugin::centos;
use Storable qw(dclone);
use Sys::Syslog;
use xCAT::Table;
use Cwd;
use File::Copy;
use xCAT::Template;
use xCAT::Postage;
use Data::Dumper;
use Getopt::Long;
Getopt::Long::Configure("bundling");
Getopt::Long::Configure("pass_through");
use File::Path;
use File::Copy;
my %distnames = (
"1176234647.982657" => "centos5",
"1156364963.862322" => "centos4.4",
"1178480581.024704" => "centos4.5"
);
my %numdiscs = (
"1156364963.862322" => 4,
"1178480581.024704" => 3
);
sub handled_commands {
return {
copycd => "centos",
mknetboot => "nodetype:os=centos.*",
mkinstall => "nodetype:os=centos.*",
}
}
sub process_request {
my $request = shift;
my $callback = shift;
my $doreq = shift;
my $distname = undef;
my $arch = undef;
my $path = undef;
if ($request->{command}->[0] eq 'copycd') {
return copycd($request,$callback,$doreq);
} elsif ($request->{command}->[0] eq 'mkinstall') {
return mkinstall($request,$callback,$doreq);
} elsif ($request->{command}->[0] eq 'mknetboot') {
return mknetboot($request,$callback,$doreq);
}
}
sub mknetboot {
my $req = shift;
my $callback = shift;
my $doreq = shift;
my $tftpdir = "/tftpboot";
my $nodes = @{$request->{node}};
my @args=@{$req->{arg}};
my @nodes = @{$req->{node}};
my $ostab = xCAT::Table->new('nodetype');
my $sitetab = xCAT::Table->new('site');
my $installroot;
if ($sitetab) {
(my $ref) = $sitetab->getAttribs({key=>installdir},value);
print Dumper($ref);
if ($ref and $ref->{value}) {
$installroot = $ref->{value};
}
}
foreach $node (@nodes) {
my $ent = $ostab->getNodeAttribs($node,['os','arch','profile']);
unless ($ent->{os} and $ent->{arch} and $ent->{profile}) {
$callback->({error=>["Insufficient nodetype entry for $node"],errorcode=>[1]});
next;
}
my $osver = $ent->{os};
my $arch = $ent->{arch};
my $profile = $ent->{profile};
unless (-r "/$installroot/netboot/$osver/$arch/$profile/kernel" and -r "$installroot/netboot/$osver/$arch/$profile/rootimg.gz") {
makenetboot($osver,$arch,$profile,$installroot,$callback);
mkpath("/$tftpdir/xcat/netboot/$osver/$arch/$profile/");
copy("/$installroot/netboot/$osver/$arch/$profile/kernel","/$tftpdir/xcat/netboot/$osver/$arch/$profile/");
copy("/$installroot/netboot/$osver/$arch/$profile/rootimg.gz","/$tftpdir/xcat/netboot/$osver/$arch/$profile/");
}
unless (-r "/$tftpdir/xcat/netboot/$osver/$arch/$profile/kernel" and -r "/$tftpdir/xcat/netboot/$osver/$arch/$profile/rootimg.gz") {
mkpath("/$tftpdir/xcat/netboot/$osver/$arch/$profile/");
copy("/$installroot/netboot/$osver/$arch/$profile/kernel","/$tftpdir/xcat/netboot/$osver/$arch/$profile/");
copy("/$installroot/netboot/$osver/$arch/$profile/rootimg.gz","/$tftpdir/xcat/netboot/$osver/$arch/$profile/");
}
unless (-r "/$tftpdir/xcat/netboot/$osver/$arch/$profile/kernel" and -r "/$tftpdir/xcat/netboot/$osver/$arch/$profile/rootimg.gz") {
$callback->({error=>["Netboot image creation failed for $node"],errorcode=>[1]});
next;
}
my $restab = xCAT::Table->new('noderes');
my $hmtab = xCAT::Table->new('nodehm');
my $ent = $restab->getNodeAttribs($node,['serialport','primarynic']);
my $kcmdline;
if (defined $ent->{serialport}) {
my $sent = $hmtab->getNodeAttribs($node,['serialspeed','serialflow']);
unless ($sent->{serialspeed}) {
$callback->({error=>["serialport defined, but no serialspeed for $node in nodehm table"],errorcode=>[1]});
next;
}
$kcmdline .= "console=ttyS".$ent->{serialport}.",".$sent->{serialspeed};
if ($sent->{serialflow} =~ /(hard|tcs|ctsrts)/) {
$kcmdline .= "n8r";
}
}
$restab->setNodeAttribs($node,{
kernel=>"xcat/netboot/$osver/$arch/$profile/kernel",
initrd=>"xcat/netboot/$osver/$arch/$profile/rootimg.gz",
kcmdline=>$kcmdline
});
}
}
sub makenetboot {
my $osver = shift;
my $arch = shift;
my $profile = shift;
my $installroot = shift;
my $callback = shift;
unless ($installroot) {
$callback->({error=>["No installdir defined in site table"],errorcode=>[1]});
return;
}
my $srcdir = "/$installroot/$osver/$arch";
unless ( -d $srcdir."/repodata" ) {
$callback->({error=>["copycds has not been run for $osver/$arch"],errorcode=>[1]});
return;
}
my $yumconf;
open($yumconf,">","/tmp/mknetboot.$$.yum.conf");
print $yumconf "[$osver-$arch]\nname=$osver-$arch\nbaseurl=file:///$srcdir\ngpgcheck=0\n";
close($yumconf);
system("yum -y -c /tmp/mknetboot.$$.yum.conf --installroot=$installroot/netboot/$osver/$arch/$profile/rootimg/ --disablerepo=* --enablerepo=$osver-$arch install bash dhclient kernel openssh-server openssh-clients dhcpv6_client vim-minimal");
my $cfgfile;
open($cfgfile,">","$installroot/netboot/$osver/$arch/$profile/rootimg/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 $cfgfile "sysfs /sys sysfs defaults 0 0\n";
close($cfgfile);
open ($cfgfile,">","$installroot/netboot/$osver/$arch/$profile/rootimg/etc/sysconfig/network");
print $cfgfile "NETWORKING=yes\n";
close($cfgfile);
open ($cfgfile,">","$installroot/netboot/$osver/$arch/$profile/rootimg/etc/sysconfig/network-scripts/ifcfg-eth0");
print $cfgfile "ONBOOT=yes\nBOOTPROTO=dhcp\nDEVICE=eth0\n";
close($cfgfile);
open ($cfgfile,">","$installroot/netboot/$osver/$arch/$profile/rootimg/etc/sysconfig/network-scripts/ifcfg-eth1");
print $cfgfile "ONBOOT=yes\nBOOTPROTO=dhcp\nDEVICE=eth1\n";
close($cfgfile);
link("$installroot/netboot/$osver/$arch/$profile/rootimg/sbin/init","$installroot/netboot/$osver/$arch/$profile/rootimg/init");
rename(<$installroot/netboot/$osver/$arch/$profile/rootimg/boot/vmlinuz*>,"$installroot/netboot/$osver/$arch/$profile/kernel");
if (-d "$installroot/postscripts/hostkeys") {
for my $key (<$installroot/postscripts/hostkeys/*key>) {
copy ($key,"$installroot/netboot/$osver/$arch/$profile/rootimg/etc/ssh/");
}
chmod 0600,</$installroot/netboot/$osver/$arch/$profile/rootimg/etc/ssh/*key>;
}
if (-d "/$installroot/postscripts/.ssh") {
mkpath("/$installroot/netboot/$osver/$arch/$profile/rootimg/root/.ssh");
chmod(0700,"/$installroot/netboot/$osver/$arch/$profile/rootimg/root/.ssh/");
for my $file (</$installroot/postscripts/.ssh/*>) {
copy ($file,"/$installroot/netboot/$osver/$arch/$profile/rootimg/root/.ssh/");
}
chmod(0600,</$installroot/netboot/$osver/$arch/$profile/rootimg/root/.ssh/*>);
}
my $oldpath=cwd;
chdir("$installroot/netboot/$osver/$arch/$profile/rootimg");
system("find . '!' -wholename './usr/share/man*' -a '!' -wholename './usr/share/locale*' -a '!' -wholename './usr/share/i18n*' -a '!' -wholename './var/cache/yum*' -a '!' -wholename './usr/share/doc*' -a '!' -wholename './usr/lib/locale*' -a '!' -wholename './boot*' |cpio -H newc -o | gzip -c - > ../rootimg.gz");
chdir($oldpath);
}
sub mkinstall {
my $request = shift;
my $callback = shift;
my $doreq = shift;
my @nodes = @{$request->{node}};
my $node;
my $ostab = xCAT::Table->new('nodetype');
my %doneimgs;
foreach $node (@nodes) {
my $osinst;
my $ent = $ostab->getNodeAttribs($node,['profile','os','arch']);
unless ($ent->{os} and $ent->{arch} and $ent->{profile}) {
$callback->({error=>["No profile defined in nodetype for $node"],errorcode=>[1]});
next; #No profile
}
my $os = $ent->{os};
my $arch = $ent->{arch};
my $profile = $ent->{profile};
unless (-r $::XCATROOT."/share/xcat/install/centos/".$ent->{profile}.".tmpl") {
$callback->({error=>["No kickstart template exists for ".$ent->{profile}],errorcode=>[1]});
next;
}
#Call the Template class to do substitution to produce a kickstart file in the autoinst dir
xCAT::Template->subvars($::XCATROOT."/share/xcat/install/centos/".$ent->{profile}.".tmpl","/install/autoinst/".$node,$node);
mkpath "/install/postscripts/";
xCAT::Postage->writescript($node,"/install/postscripts/".$node);
if (-r "/install/$os/$arch/images/pxeboot/vmlinuz"
and -r "/install/$os/$arch/images/pxeboot/initrd.img") {
#TODO: driver slipstream, targetted for network.
unless ($doneimgs{"$os|$arch"}) {
mkpath("/tftpboot/xcat/$os/$arch");
copy("/install/$os/$arch/images/pxeboot/vmlinuz","/tftpboot/xcat/$os/$arch/");
copy("/install/$os/$arch/images/pxeboot/initrd.img","/tftpboot/xcat/$os/$arch/");
$doneimgs{"$os|$arch"}=1;
}
#We have a shot...
my $restab = xCAT::Table->new('noderes');
my $hmtab = xCAT::Table->new('nodehm');
my $ent = $restab->getNodeAttribs($node,['nfsserver','serialport','primarynic','installnic']);
my $sent = $hmtab->getNodeAttribs($node,['serialspeed','serialflow']);
unless ($ent and $ent->{nfsserver}) {
$callback->({error=>["No noderes.nfsserver defined for ".$ent->{profile}],errorcode=>[1]});
next;
}
my $kcmdline="nofb utf8 ks=http://".$ent->{nfsserver}."/install/autoinst/".$node;
if ($ent->{installnic}) {
$kcmdline.=" ksdevice=".$ent->{installnic};
} elsif ($ent->{primarynic}) {
$kcmdline.=" ksdevice=".$ent->{primarynic};
} else {
$kcmdline .= " ksdevice=eth0";
}
#TODO: dd=<url> for driver disks
if (defined($ent->{serialport})) {
unless ($sent->{serialspeed}) {
$callback->({error=>["serialport defined, but no serialspeed for $node in nodehm table"],errorcode=>[1]});
next;
}
$kcmdline.=" console=ttyS".$ent->{serialport}.",".$sent->{serialspeed};
if ($sent->{serialflow} =~ /(hard|cts|ctsrts)/) {
$kcmdline .= "n8r";
}
}
$kcmdline .= " noipv6";
$restab->setNodeAttribs($node,{
kernel=>"xcat/$os/$arch/vmlinuz",
initrd=>"xcat/$os/$arch/initrd.img",
kcmdline=>$kcmdline
});
} else {
$callback->({error=>["Unable to find kernel and initrd for $os and $arch in install source /install/$os/$arch"],errorcode=>[1]});
}
}
}
sub copycd {
my $request = shift;
my $callback = shift;
my $doreq = shift;
my $installroot;
my $sitetab = xCAT::Table->new('site');
if ($sitetab) {
(my $ref) = $sitetab->getAttribs({key=>installdir},value);
print Dumper($ref);
if ($ref and $ref->{value}) {
$installroot = $ref->{value};
}
}
@ARGV= @{$request->{arg}};
GetOptions(
'n=s' => \$distname,
'a=s' => \$arch,
'p=s' => \$path
);
unless ($path) {
#this plugin needs $path...
return;
}
if ($distname and $distname !~ /^centos/) {
#If they say to call it something other than CentOS, give up?
return;
}
unless (-r $path."/.discinfo") {
return;
}
my $dinfo;
open($dinfo,$path."/.discinfo");
my $did = <$dinfo>;
chomp($did);
my $desc = <$dinfo>;
chomp($desc);
my $darch = <$dinfo>;
chomp($darch);
if ($darch and $darch =~ /i.86/) {
$darch = "x86";
}
close($dinfo);
if ($distnames{$did}) {
unless ($distname) {
$distname = $distnames{$did};
}
} elsif ($desc =~ /^Final$/) {
unless ($distname) {
$distname = "centos5";
}
} elsif ($desc =~ /^CentOS-4 .*/) {
unless ($distname) {
$distname = "centos4";
}
}
unless ($distname) {
return; #Do nothing, not ours..
}
if ($darch) {
unless ($arch) {
$arch = $darch;
}
if ($arch and $arch ne $darch) {
$callback->({error=>"Requested CentOS architecture $arch, but media is $darch"});
return;
}
}
%{$request} = (); #clear request we've got it.
$callback->({data=>"Copying media to $installroot/$distname/$arch/"});
my $omask=umask 0022;
mkpath("$installroot/$distname/$arch");
umask $omask;
my $rc = system("cd $path; find . | nice -n 20 cpio -dump $installroot/$distname/$arch");
chmod 0755,"$installroot/$distname/$arch";
if ($rc != 0) {
$callback->({error=>"Media copy operation failed, status $rc"});
} else {
$callback->({data=>"Media copy operation successful"});
}
}
1;