#! /usr/bin/perl
# Author: Stephen Hemminger
# Date: 2009
# Description: Helper script to display configured protocols

# **** 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 ****

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

# Map from command line to config->XXX() function
my %actions = (
    'configured' => 'existsOrig',
    'exists'	 => 'exists',
    'added'	 => 'isAdded',
    'changed'	 => 'isChanged',
    'deleted'	 => 'isDeleted',
    'modified'	 => 'isChangedOrDeleted',
);

my %daemons = (
    'bgp'	=> 'bgpd',
    'ospf'	=> 'ospfd',
    'ospfv3'	=> 'ospf6d',
    'rip'	=> 'ripd',
    'ripng'	=> 'ripngd',
    'isis'	=> 'isisd',
);

sub usage {
    die "Usage: $0 {",join('|',keys %actions),"}\n"
}

usage if ($#ARGV == -1);
my $match = $actions{$ARGV[0]};
usage unless $match;

my $config = new Vyatta::Config;
$config->setLevel('protocols');
    
# Should have avoided the urge to do Perl golf here...
my @found = grep { $config->$match($_) } keys %daemons;
print join(' ', map { $daemons{$_} } @found),"\n";