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ecbcd1db43
git-svn-id: http://www.observium.org/svn/observer/trunk@1865 61d68cd4-352d-0410-923a-c4978735b2b8
50 lines
2.5 KiB
PHP
50 lines
2.5 KiB
PHP
<?php
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$query = "SELECT * FROM sensors WHERE sensor_class='humidity' AND device_id = '" . $device['device_id'] . "' AND poller_type='snmp'";
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$hum_data = mysql_query($query);
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while ($humidity = mysql_fetch_array($hum_data))
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{
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echo("Checking humidity " . $humidity['sensor_descr'] . "... ");
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$hum = snmp_get($device, $humidity['sensor_oid'], "-OUqnv", "SNMPv2-MIB");
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if ($humidity['sensor_divisor']) { $hum = $hum / $humidity['sensor_divisor']; }
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if ($humidity['sensor_multiplier']) { $hum = $hum / $humidity['sensor_multiplier']; }
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$humrrd = $config['rrd_dir'] . "/" . $device['hostname'] . "/" . safename("humidity-" . $humidity['sensor_descr'] . ".rrd");
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if (!is_file($humrrd))
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{
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rrdtool_create($humrrd,"--step 300 \
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DS:sensor:GAUGE:600:-273:1000 \
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RRA:AVERAGE:0.5:1:1200 \
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RRA:MIN:0.5:12:2400 \
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RRA:MAX:0.5:12:2400 \
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RRA:AVERAGE:0.5:12:2400");
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}
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echo($hum . " %\n");
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rrdtool_update($humrrd,"N:$hum");
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if ($humidity['sensor_current'] > $humidity['sensor_limit_low'] && $hum <= $humidity['sensor_limit_low'])
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{
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$msg = "Humidity Alarm: " . $device['hostname'] . " " . $humidity['sensor_descr'] . " is " . $hum . "% (Limit " . $humidity['sensor_limit'];
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$msg .= "%) at " . date($config['timestamp_format']);
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notify($device, "Humidity Alarm: " . $device['hostname'] . " " . $humidity['sensor_descr'], $msg);
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echo("Alerting for " . $device['hostname'] . " " . $humidity['sensor_descr'] . "\n");
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log_event('Frequency ' . $humidity['sensor_descr'] . " under threshold: " . $hum . " % (< " . $humidity['sensor_limit_low'] . " %)", $device['device_id'] , 'humidity', $humidity['sensor_id']);
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}
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else if ($humidity['sensor_current'] < $humidity['sensor_limit'] && $hum >= $humidity['sensor_limit'])
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{
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$msg = "Humidity Alarm: " . $device['hostname'] . " " . $humidity['sensor_descr'] . " is " . $hum . "% (Limit " . $humidity['sensor_limit'];
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$msg .= "%) at " . date($config['timestamp_format']);
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notify($device, "Humidity Alarm: " . $device['hostname'] . " " . $humidity['sensor_descr'], $msg);
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echo("Alerting for " . $device['hostname'] . " " . $humidity['sensor_descr'] . "\n");
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log_event('Humidity ' . $humidity['sensor_descr'] . " above threshold: " . $hum . " % (> " . $humidity['sensor_limit'] . " %)", $device['device_id'], 'humidity', $humidity['sensor_id']);
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}
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mysql_query("UPDATE sensors SET sensor_current = '$hum' WHERE sensor_class='humidity' AND sensor_id = '" . $humidity['sensor_id'] . "'");
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}
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?>
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