-Support FQDN in makehosts

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@3777 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

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

@@ -70,8 +70,11 @@ sub build_line {
 	}
     } 
 
-    if ($domain && !$longname) {
-	$longname="$node.$domain";
+    if ($node =~ m/\.$domain$/i) {
+        $longname = $node;
+        $node =~ s/\.$domain$//;
+    } elsif ($domain && !$longname) {
+	    $longname="$node.$domain";
     } 
 
     $othernames=join(' ', @o_names);