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code drop for external NFS support with AIX stateless/statlite

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git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@8010 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
This commit is contained in:
ligc
2010-11-03 03:20:19 +00:00
parent 08ee5ad083
commit bcdc52aa21
1 changed files with 129 additions and 0 deletions
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129
xCAT-server/lib/xcat/plugins/aixinstall.pm
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@@ -8135,6 +8135,135 @@ sub mkdsklsnode
} # end - for each node
#
# External NFS support:
# For shared_root:
# Update shared_root/etc/.client_data/hosts.<nodename>
# Update shared_root/etc/.client_data/filesystems.<nodename>
# For non-shared_root:
# Update root/<nodename>/etc/hosts
# Update root/<nodename>/etc/filesystems
#
# convert the @nodesfailed to hash for search performance considerations
my %fnhash = ();
foreach my $fnd (@nodesfailed)
{
$fnhash{$fnd} = 1;
}
# Only do the update for the successful nodes
my @snode = ();
foreach my $nd (@nodelist)
{
if(!defined($fnhash{$nd}) || ($fnhash{$nd} != 1))
{
push(@snode, $nd);
}
}
if(scalar(@snode) > 0)
{
my $nfshash;
my $restab = xCAT::Table->new('noderes');
if ($restab)
{
$nfshash = $restab->getNodesAttribs(\@nodelist, ['nfsserver']);
}
foreach my $snd (@snode)
{
# nfsserver defined for this node
if($nfshash->{$snd}->[0]->{'nfsserver'})
{
# if nfsserver is set to the service node itself, nothing needs to do
if(!xCAT::InstUtils->is_me($nfshash->{$snd}->[0]->{'nfsserver'}))
{
my $osimg = $imagehash{$snd}{'profile'};
#shared_root configuration
my $hostfile;
my $filesystemsfile;
if($imagehash{$osimg}{'shared_root'})
{
my $imgsrdir = xCAT::InstUtils->get_nim_attr_val(
$imagehash{$osimg}{'shared_root'},
"location", $callback, "", $subreq);
$hostfile = "$imgsrdir/etc/.client_data/hosts.$snd";
$filesystemsfile = "$imgsrdir/etc/.client_data/filesystems.$snd";
}
else # non-shared_root configuration
{
my $imgrootdir = xCAT::InstUtils->get_nim_attr_val(
$imagehash{$osimg}{'root'},
"location", $callback, "", $subreq);
$hostfile = "$imgrootdir/$snd/etc/hosts";
$filesystemsfile = "$imgrootdir/$snd/etc/filesystems";
}
my ($nfshost,$nfsip) = xCAT::NetworkUtils->gethostnameandip($nfshash->{$snd}->[0]->{'nfsserver'});
if (!$nfshost || !$nfsip)
{
my $rsp = {};
$rsp->{data}->[0] = "Can not resolve the nfsserver $nfshost for node $snd";
xCAT::MsgUtils->message("E", $rsp, $callback);
next;
}
#Update etc/hosts file in the shared_root or root
my $line = "$nfsip $nfshost";
my $cmd = "echo $line >> $hostfile";
xCAT::Utils->runcmd($cmd, 0);
if ($::RUNCMD_RC != 0)
{
my $rsp = {};
$rsp->{data}->[0] = "Can not update the NIM hosts file $hostfile for node $snd";
xCAT::MsgUtils->message("E", $rsp, $callback);
next;
}
#Update etc/filesystems file in the shared_root or root
my $fscontent;
unless (open(FSFILE, "<$filesystemsfile"))
{
my $rsp = {};
$rsp->{data}->[0] = "Can not open the filesystems file $filesystemsfile for node $snd";
xCAT::MsgUtils->message("E", $rsp, $callback);
next;
}
while (my $line = <FSFILE>)
{
$fscontent .= $line;
}
# Update the mount server for / and /usr
$fscontent =~ s/(\/:\s*\n\s+nodename\s+=\s+)(.*)/$1$nfshost/;
$fscontent =~ s/(\/usr:\s*\n\s+nodename\s+=\s+)(.*)/$1$nfshost/;
close(FSFILE);
my $tmpfile = $filesystemsfile . ".tmp";
unless (open(FSTMPFILE, ">$tmpfile"))
{
my $rsp = {};
$rsp->{data}->[0] = "Can not open the file $tmpfile for writing";
xCAT::MsgUtils->message("E", $rsp, $callback);
next;
}
print FSTMPFILE $fscontent;
close(FSTMPFILE);
my $cpcmd = "cp $tmpfile $filesystemsfile";
xCAT::Utils->runcmd($cpcmd, 0);
if ($::RUNCMD_RC != 0)
{
my $rsp = {};
$rsp->{data}->[0] = "Can not update the NIM filesystems file $filesystemsfile for node $snd";
xCAT::MsgUtils->message("E", $rsp, $callback);
next;
}
} #end if(!xCAT::InstUtils->is_me...
}
}
}
#
# update the node definitions with the new osimage - if provided
#