#!/usr/bin/perl

# Author: An-Cheng Huang <ancheng@vyatta.com>
# Date: 2007
# Description: hack of vyatta-config-load.pl to simple generate
#              a list of the "set" commands from a config file.

# **** License ****
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
# 
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
# 
# This code was originally developed by Vyatta, Inc.
# Portions created by Vyatta are Copyright (C) 2006, 2007, 2008 Vyatta, Inc.
# All Rights Reserved.
# **** End License ****

# Perl script for loading the startup config file.
# $0: startup config file.

use strict;
use lib "/opt/vyatta/share/perl5/";
use Vyatta::ConfigLoad;

my $conf_file = '/opt/vyatta/etc/config/config.boot';

$conf_file = $ARGV[0] if defined $ARGV[0];

# get a list of all config statement in the startup config file
# (sorted by rank).
my @all_nodes = Vyatta::ConfigLoad::getStartupConfigStatements($conf_file);
if (scalar(@all_nodes) == 0) {
  # no config statements
  exit 1;
}
my $cur_rank = ${$all_nodes[0]}[1];

my $ret = 0;
# higher-ranked statements committed before lower-ranked.
foreach (@all_nodes) {
  my ($path_ref, $rank) = @$_;
  if ($rank != $cur_rank) {
    # commit all nodes with the same rank together.
    print "commit\n";
    $cur_rank = $rank;
  }
  my $cmd = "set " . (join ' ', @$path_ref);
  print "$cmd\n";  
}
print "commit\n";

exit 0;