#!/usr/bin/perl -w

use JSON;
use Getopt::Long;

my $sensor_type = 'temp';
GetOptions(
  "type:s"   => \$sensor_type
);

# empty means temp
$sensor_type = ($sensor_type eq '') ? 'temp' : $sensor_type;

my $json;
@{$json->{data}} = ();

open SENSORS, ('</etc/zabbix/sensors.conf') ||
    die "Couldn't open /etc/zabbix/sensors.conf: $!\n";


foreach (<SENSORS>){
    next unless (/^(\w+)(\s+)?=(\s+)?(.*)!(\-?\d+)!(\-?\d+)(!(\w+))?$/);
    my ($sensor,$threshigh,$threslow,$type) = ($1,$5,$6,$8);
    $type ||= 'temp';
    next if ($sensor_type ne 'all' && $type ne $sensor_type);
    push @{$json->{data}}, {
        "{#SENSORNAME}"      => $sensor,
        "{#SENSORTHRESHIGH}" => $threshigh,
        "{#SENSORTHRESLOW}"  => $threslow,
        "{#SENSORTYPE}"      => $type
    };
}
close SENSORS;
print to_json($json);
exit(0);