use server.yaml as overlay instead of full replacement

diff --git a/lib/PXElator/server.pm b/lib/PXElator/server.pm
index b6d2c45..951a48a 100644 (file)
--- a/lib/PXElator/server.pm
+++ b/lib/PXElator/server.pm
@@ -75,7 +75,10 @@ sub as_hash_for {
        map { $server->{ $_ } = eval '$server::' . $_ } ( 'ip', 'netmask', 'bcast', 'domain', 'ip_from', 'ip_to', 'new_clients' );
 
        my $server_path = "$server::conf/ip/$ip/server.yaml";
-       $server =  YAML::LoadFile $server_path if -e $server_path;
+       if ( -e $server_path ) {
+               my $overlay = YAML::LoadFile $server_path;
+               $server->{$_} = $overlay->{$_} foreach keys %$overlay;
+       }
 
        return $server;
 }