#! /usr/bin/perl -w

#   Copyright (c) 2014  Joey Schulze <joey@infodrom.org>
#
#   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., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA

use strict;
use Getopt::Long;
use lib '/usr/lib/nagios/plugins';
use utils qw(%ERRORS);
use POSIX qw(strftime);

my $config = {
    'host' => undef,
    'warn' => 24,
    'crit' => 72,

};

my $ticker;
Getopt::Long::Configure('no_ignore_case');
GetOptions
    'ticker=s' => \$ticker,
    'warn=s' => \$config->{warn},
    'crit=s' => \$config->{crit},
    'help' => \&print_help;

sub print_help
{
    print<<EOT;
help
EOT
    exit $ERRORS{'OK'};
}

sub path
{
    my $name = shift;
    my $month = shift;

    return sprintf("/var/www/private-lists/ticker-%s/ticker-%s.%s", $name, $name, $month);
}

my $month = strftime '%Y%m', localtime;
my $fname = path $ticker, $month;

if (-r $fname) {
    my $mtime = (stat(_))[9];

    if ($mtime < time - ($config->{crit} * 60*60)) {
	printf "TICKER CRITICAL - %s older than %d hours\n", $fname, $config->{crit};
	exit $ERRORS{'CRITICAL'};
    } elsif ($mtime < time - ($config->{warn} * 60*60)) {
	printf "TICKER WARNING - %s older than %d hours\n", $fname, $config->{warn};
	exit $ERRORS{'WARNING'};
    }

    my $diff = (time - $mtime) / 60;
    my $time = $diff % 60;
    if ($diff > 60) {
	$time = sprintf('%d:%02d hours', $diff / 60, $time);
    } else {
	$time .= ' minutes';
    }

    printf "TICKER OK - %s updated %s ago\n", $ticker, $time;
    exit $ERRORS{'OK'};
} else {
    my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime(time);
    my $monthstart = time - ($mday-1) * 60*60*24 - $hour*60*60 - $min*60 - $sec;

    if (time > $monthstart + ($config->{crit} * 60*60)) {
	printf "TICKER CRITICAL - %s not updated for %d hours\n", $ticker, $config->{crit};
	exit $ERRORS{'CRITICAL'};
    } elsif (time > $monthstart + ($config->{warn} * 60*60)) {
	printf "TICKER WARNING - %s not updated for %d hours\n", $ticker, $config->{warn};
	exit $ERRORS{'WARNING'};
    }

    my $diff = (time - $monthstart) / 60;
    my $time = $diff % 60;
    if ($diff > 60) {
	$time = sprintf('%d:%02d', $diff / 60, $time);
    } else {
	$time .= ' minutes';
    }

    printf "TICKER OK - %s not updated for %s\n", $ticker, $time;
    exit $ERRORS{'OK'};
}