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package Smokeping::sorters::Max;
=head1 NAME
Smokeping::sorters::Max - Order the target charts by Max RTT
=head1 OVERVIEW
Find the charts with the highest round trip time.
=head1 DESCRIPTION
Call the sorter in the charts section of the config file
+ charts
menu = Charts
title = The most interesting destinations
++ max
sorter = Max(entries=>10)
title = Sorted by Max Roundtrip Time
menu = by Max
format = Max Roundtrip Time %f seconds
=head1 COPYRIGHT
Copyright (c) 2007 by OETIKER+PARTNER AG. All rights reserved.
=head1 LICENSE
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
=head1 AUTHOR
Tobias Oetiker <tobi@oetiker.ch>
=cut
use strict;
use base qw(Smokeping::sorters::base);
use vars qw($VERSION);
$VERSION = 1.0;
use Carp;
sub new(@) {
my $class = shift;
my $rules = {
entries => '\d+'
};
my $self = $class->SUPER::new( $rules, @_ );
return $self;
}
sub Desc ($) {
return "The Max sorter sorts the targets by Max RTT.";
}
sub CalcValue($) {
my $self = shift;
my $info = shift;
# $info = { uptime => w,
# loss => x,
# median => y,
# alert => z, (0/1)
# pings => [qw(a b c d)]
#
my $max = (sort { $b <=> $a } grep { defined $_ } @{$info->{pings}})[0];
return $max ? $max : -1;
}
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