xcat-core/xCAT-server-2.0/sbin/updateSNimage
datajerk a96d0fe86c tmpfs for /tmp and /var/tmp not required for service nodes,
only compute nodes to prevent users from hosing nodes.


git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@938 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
2008-03-28 21:54:31 +00:00

379 lines
8.9 KiB
Perl

#!/usr/bin/perl
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
#(C)IBM Corp
#
BEGIN
{
$::XCATROOT =
$ENV{'XCATROOT'} ? $ENV{'XCATROOT'}
: -d '/opt/xcat' ? '/opt/xcat'
: '/usr';
}
use lib "$::XCATROOT/lib/perl";
use File::Basename;
use Getopt::Long;
use xCAT::MsgUtils;
use xCAT::Utils;
use File::Copy;
#-----------------------------------------------------------------------------
=head1 updateSNimage
This routine updates the service node diskless install image with
the extra files it needs to support running the postgresql and xcatd
daemon on the service node. If also creates a new fstab in the install image.
Arguments:
-n host ipaddress or name that can be used to scp, or blank for local host
-p full path to diskless image to update
-h help
-v version
Returns:
0 = success
1 = error
Globals:
none
Error:
none
Example:
updateSNimage -n <hostipaddress/name> -i <path to image>
updateSNimage -i <path to image>
Comments:
=cut
#-----------------------------------------------------------------------------
# Main
my $rc = 0;
my $hostname;
my $path;
my $cpy;
my $cmd;
@hostpath = &getarg();
$path = pop @hostpath;
my $hostname = pop @hostpath;
my $thostname = $hostname;
if ($thostname eq "local")
{ # local host
$cpy = "cp";
$hostname = ""; # no hostname in the copy and use local cp
`unalias cp`; # remove prompting
}
else
{
$cpy = "scp";
$hostname .= ":";
}
# check to see /etc/xcat/ca and /etc/xcat/cert directory exist
# if not make them
if ($thostname eq "local")
{ # local host
$cmd = "ls $path/etc/xcat/ca";
}
else
{
$cmd = "ssh $hostname ls $path/etc/xcat/ca";
}
my @output = xCAT::Utils->runcmd($cmd, -1);
if ($::RUNCMD_RC != 0)
{
if ($thostname eq "local")
{ # local host
$cmd = "mkdir $path/etc/xcat/ca";
}
else
{
$cmd = "ssh $hostname mkdir $path/etc/xcat/ca";
}
my @output = xCAT::Utils->runcmd($cmd, 0);
if ($::RUNCMD_RC != 0)
{
xCAT::MsgUtils->message("E", "Error from $cmd, @output");
}
}
if ($thostname eq "local")
{ # local host
$cmd = "ls $path/etc/xcat/cert";
}
else
{
$cmd = "ssh $hostname ls $path/etc/xcat/cert";
}
my @output = xCAT::Utils->runcmd($cmd, -1);
if ($::RUNCMD_RC != 0)
{
if ($thostname eq "local")
{ # local host
$cmd = "mkdir $path/etc/xcat/cert";
}
else
{
$cmd = "ssh $hostname mkdir $path/etc/xcat/cert";
}
my @output = xCAT::Utils->runcmd($cmd, 0);
if ($::RUNCMD_RC != 0)
{
xCAT::MsgUtils->message("E", "Error from $cmd, @output");
}
}
if ($thostname eq "local")
{ # local host
$cmd = "ls $path/root/.xcat";
}
else
{
$cmd = "ssh $hostname ls $path/root/.xcat";
}
my @output = xCAT::Utils->runcmd($cmd, -1);
if ($::RUNCMD_RC != 0)
{
if ($thostname eq "local")
{ # local host
$cmd = "mkdir $path/root/.xcat";
}
else
{
$cmd = "ssh $hostname mkdir $path/root/.xcat";
}
my @output = xCAT::Utils->runcmd($cmd, 0);
if ($::RUNCMD_RC != 0)
{
xCAT::MsgUtils->message("E", "Error from $cmd, @output");
}
}
my $path1 = "$path/";
# build each copy command
my $path1 = "$path/";
# build each copy command
# cp -p /etc/xcat/cfgloc $path/etc/xcat/cfgloc , if local or
# scp -p /etc/xcat/cfgloc $hostname:$path/etc/xcat/cfgloc if remote
my $filename = " /etc/xcat/cfgloc ";
my $filename2 = "etc/xcat/cfgloc ";
my $copy1 = $cpy;
$copy1 .= " -p ";
$copy1 .= $filename;
$copy1 .= $hostname;
$copy1 .= $path1;
$copy1 .= $filename2;
# cp -p /etc/xcat/cfgloc $path/etc/xcat/cfgloc , if local or
# scp -p /etc/xcat/cfgloc $hostname:$path/etc/xcat/cfgloc if remote
$filename = " /etc/xcat/cfgloc ";
$filename2 = "etc/xcat/cfgloc ";
my $copy2 = $cpy;
$copy2 .= " -p ";
$copy2 .= $filename;
$copy2 .= $hostname;
$copy2 .= $path1;
$copy2 .= $filename2;
# cp -p /root/.xcat/* $path/root/.xcat/. , if local or
# scp -p /root/.xcat/* $hostname:$path/root/.xcat/. if remote
$filename = " /root/.xcat/* ";
$filename2 = "root/.xcat/. ";
my $copy3 = $cpy;
$copy3 .= " -p ";
$copy3 .= $filename;
$copy3 .= $hostname;
$copy3 .= $path1;
$copy3 .= $filename2;
# cp -p /etc/syslog $path/etc/syslog , if local or
# scp -p /etc/syslog $hostname:$path/etc/syslog if remote
$filename = " /etc/syslog.conf ";
$filename2 = "etc/syslog.conf ";
my $copy4 = $cpy;
$copy4 .= " -p ";
$copy4 .= $filename;
$copy4 .= $hostname;
$copy4 .= $path1;
$copy4 .= $filename2;
# cp -rp /etc/xcat/ca/* $path/etc/xcat/ca/. , if local or
# scp -rp /etc/xcat/ca/* $hostname:$path/etc/xcat/ca/. if remote
$filename = " /etc/xcat/ca/* ";
$filename2 = "etc/xcat/ca/. ";
my $copy5 = $cpy;
$copy5 .= " -rp ";
$copy5 .= $filename;
$copy5 .= $hostname;
$copy5 .= $path1;
$copy5 .= $filename2;
# cp -p /etc/xcat/cert/* $path/etc/xcat/cert/. , if local or
# scp -p /etc/xcat/cert/* $hostname:$path/etc/xcat/cert/. if remote
$filename = " /etc/xcat/cert/* ";
$filename2 = "etc/xcat/cert/. ";
my $copy6 = $cpy;
$copy6 .= " -p ";
$copy6 .= $filename;
$copy6 .= $hostname;
$copy6 .= $path1;
$copy6 .= $filename2;
my @cmd = ($copy1, $copy2, $copy3, $copy4, $copy5, $copy6);
foreach $cmd (@cmd)
{
my @output = xCAT::Utils->runcmd($cmd, 0);
if ($::RUNCMD_RC != 0)
{
xCAT::MsgUtils->message("E", "Error from $cmd, @output");
}
}
# create a new fstab
$rc = &create_fstab($path);
exit $rc;
#-----------------------------------------------------------------------------
=head2 getarg
parses input
=cut
#-----------------------------------------------------------------------------
sub getarg
{
Getopt::Long::Configure("posix_default");
Getopt::Long::Configure("no_gnu_compat");
Getopt::Long::Configure("bundling");
my @output;
my %options = ();
if (
!GetOptions(
'h|help' => \$options{'help'},
'n|node=s' => \$options{'node'},
'p|path=s' => \$options{'path'},
'v|version' => \$options{'version'}
)
)
{
&usage;
exit 1;
}
if ($options{'help'})
{
&usage;
exit 0;
}
if ($options{'version'})
{
xCAT::MsgUtils->message("I", "Version 2.0\n");
exit 0;
}
# must input hostname and path
if (!($options{'path'})) # required
{
xCAT::MsgUtils->message("E", "-p path to image is required\n");
exit 1;
}
if ($options{'node'})
{
push @output, $options{'node'};
}
else
{
push @output, "local";
}
push @output, $options{'path'};
return @output;
}
#-----------------------------------------------------------------------------
=head2 usage
displays usages message
=cut
#-----------------------------------------------------------------------------
sub usage
{
my $usage;
my $usage1 = " updateSNimage -h \n updateSNimage -v \n ";
my $usage2 = "updateSNimage {-n hostname | hostip } [-p path to image] \n ";
my $usage3 =
" -n hostname or ipadress where image is located \n ";
" if not input copies to local host. \n ";
my $usage4 = " -p full path to image to update with \n ";
my $usage5 = " service node files. \n ";
$usage .= $usage1 .= $usage2 .= $usage3 .= $usage4 .= $usage5;
xCAT::MsgUtils->message("I", $usage);
return 0;
}
#-----------------------------------------------------------------------------
=head2 create_fstab
Saves old fstab and creates a new one, if not already done
=cut
#-----------------------------------------------------------------------------
sub create_fstab
{
my ($path) = @_;
my $cmd;
my $file = "$path/etc/fstab";
my $file2 = "$path/etc/fstab.ORIG";
if (!(-e $file2))
{ # if not already done
$cmd = "cp -p $file $file2";
my @output = xCAT::Utils->runcmd($cmd, 0);
if ($::RUNCMD_RC != 0)
{
xCAT::MsgUtils->message("E", "Error from $cmd, @output");
return 1;
}
# build the fstab file
my @fstabtemplate;
$fstabtemplate[0] = "proc /proc proc rw 0 0\n";
$fstabtemplate[1] = "sysfs /sys sysfs rw 0 0\n";
$fstabtemplate[2] =
"devpts /dev/pts devpts rw,gid=5,mode=620 0 0\n";
$fstabtemplate[3] = "#tmpfs /dev/shm tmpfs rw 0 0\n";
$fstabtemplate[4] = "compute_x86_64 / tmpfs rw 0 1\n";
$fstabtemplate[5] =
"#none /tmp tmpfs defaults,size=10m 0 2\n";
$fstabtemplate[6] =
"#none /var/tmp tmpfs defaults,size=10m 0 2\n";
open(FSTABCFG, ">$file")
or
xCAT::MsgUtils->message('S', "Cannot open $file for fstab setup. \n");
print FSTABCFG @fstabtemplate;
close FSTABCFG;
}
return 0;
}