mirror of
https://github.com/librenms/librenms.git
synced 2024-10-07 16:52:45 +00:00
f55a30f744
git-svn-id: http://www.observium.org/svn/observer/trunk@2029 61d68cd4-352d-0410-923a-c4978735b2b8
50 lines
2.4 KiB
PHP
50 lines
2.4 KiB
PHP
<?php
|
|
|
|
$query = "SELECT * FROM sensors WHERE sensor_class='humidity' AND device_id = '" . $device['device_id'] . "' AND poller_type='snmp'";
|
|
$hum_data = mysql_query($query);
|
|
while ($humidity = mysql_fetch_assoc($hum_data))
|
|
{
|
|
echo("Checking humidity " . $humidity['sensor_descr'] . "... ");
|
|
|
|
$hum = snmp_get($device, $humidity['sensor_oid'], "-OUqnv", "SNMPv2-MIB");
|
|
|
|
if ($humidity['sensor_divisor']) { $hum = $hum / $humidity['sensor_divisor']; }
|
|
if ($humidity['sensor_multiplier']) { $hum = $hum / $humidity['sensor_multiplier']; }
|
|
|
|
$humrrd = $config['rrd_dir'] . "/" . $device['hostname'] . "/" . safename("humidity-" . $humidity['sensor_descr'] . ".rrd");
|
|
|
|
if (!is_file($humrrd))
|
|
{
|
|
rrdtool_create($humrrd,"--step 300 \
|
|
DS:sensor:GAUGE:600:-273:1000 \
|
|
RRA:AVERAGE:0.5:1:1200 \
|
|
RRA:MIN:0.5:12:2400 \
|
|
RRA:MAX:0.5:12:2400 \
|
|
RRA:AVERAGE:0.5:12:2400");
|
|
}
|
|
|
|
echo($hum . " %\n");
|
|
|
|
rrdtool_update($humrrd,"N:$hum");
|
|
|
|
if ($humidity['sensor_current'] > $humidity['sensor_limit_low'] && $hum <= $humidity['sensor_limit_low'])
|
|
{
|
|
$msg = "Humidity Alarm: " . $device['hostname'] . " " . $humidity['sensor_descr'] . " is " . $hum . "% (Limit " . $humidity['sensor_limit'];
|
|
$msg .= "%) at " . date($config['timestamp_format']);
|
|
notify($device, "Humidity Alarm: " . $device['hostname'] . " " . $humidity['sensor_descr'], $msg);
|
|
echo("Alerting for " . $device['hostname'] . " " . $humidity['sensor_descr'] . "\n");
|
|
log_event('Frequency ' . $humidity['sensor_descr'] . " under threshold: " . $hum . " % (< " . $humidity['sensor_limit_low'] . " %)", $device, 'humidity', $humidity['sensor_id']);
|
|
}
|
|
else if ($humidity['sensor_current'] < $humidity['sensor_limit'] && $hum >= $humidity['sensor_limit'])
|
|
{
|
|
$msg = "Humidity Alarm: " . $device['hostname'] . " " . $humidity['sensor_descr'] . " is " . $hum . "% (Limit " . $humidity['sensor_limit'];
|
|
$msg .= "%) at " . date($config['timestamp_format']);
|
|
notify($device, "Humidity Alarm: " . $device['hostname'] . " " . $humidity['sensor_descr'], $msg);
|
|
echo("Alerting for " . $device['hostname'] . " " . $humidity['sensor_descr'] . "\n");
|
|
log_event('Humidity ' . $humidity['sensor_descr'] . " above threshold: " . $hum . " % (> " . $humidity['sensor_limit'] . " %)", $device, 'humidity', $humidity['sensor_id']);
|
|
}
|
|
|
|
mysql_query("UPDATE sensors SET sensor_current = '$hum' WHERE sensor_class='humidity' AND sensor_id = '" . $humidity['sensor_id'] . "'");
|
|
}
|
|
|
|
?>
|