-Have a connsistent UUID to go with url

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@6795 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-server/lib/xcat/plugins/kvm.pm

@@ -108,8 +108,10 @@ sub build_pool_xml {
     $host =~ s/.*:\/\///;
     $host =~ s/(\/.*)//;
     my $srcpath = $1;
+    my $uuid = xCAT::Utils::genUUID(url=>$url);
     my $pooldesc = '<pool type="netfs">';
     $pooldesc .= '<name>'.$url.'</name>';
+    $pooldesc .= '<uuid>'.$uuid.'</uuid>>';
     $pooldesc .= '<source>';
     $pooldesc .= '<host name="'.$host.'"/>';
     $pooldesc .= '<dir path="'.$srcpath.'"/>';