243 lines
12 KiB
PHP
243 lines
12 KiB
PHP
<?php
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use Illuminate\Support\Str;
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echo ' ENTITY-SENSOR: ';
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echo 'Caching OIDs:';
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if (empty($entity_array)) {
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$entity_array = [];
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echo ' entPhysicalDescr';
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$entity_array = snmpwalk_cache_multi_oid($device, 'entPhysicalDescr', $entity_array, 'ENTITY-MIB');
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if (! empty($entity_array)) {
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echo ' entPhysicalName';
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$entity_array = snmpwalk_cache_multi_oid($device, 'entPhysicalName', $entity_array, 'ENTITY-MIB');
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}
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}
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if (! empty($entity_array)) {
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echo ' entPhySensorType';
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$entity_oids = snmpwalk_cache_multi_oid($device, 'entPhySensorType', [], 'ENTITY-SENSOR-MIB');
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echo ' entPhySensorScale';
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$entity_oids = snmpwalk_cache_multi_oid($device, 'entPhySensorScale', $entity_oids, 'ENTITY-SENSOR-MIB');
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echo ' entPhySensorPrecision';
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$entity_oids = snmpwalk_cache_multi_oid($device, 'entPhySensorPrecision', $entity_oids, 'ENTITY-SENSOR-MIB');
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echo ' entPhySensorValue';
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$entity_oids = snmpwalk_cache_multi_oid($device, 'entPhySensorValue', $entity_oids, 'ENTITY-SENSOR-MIB');
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if ($device['os'] === 'arista_eos') {
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$entity_oids = snmpwalk_cache_oid($device, 'aristaEntSensorThresholdTable', $entity_oids, 'ARISTA-ENTITY-SENSOR-MIB');
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}
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echo ' entPhySensorOperStatus';
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$entity_oids = snmpwalk_cache_multi_oid($device, 'entPhySensorOperStatus', $entity_oids, 'ENTITY-SENSOR-MIB');
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}
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if (! empty($entity_oids)) {
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$entitysensor = [
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'voltsDC' => 'voltage',
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'voltsAC' => 'voltage',
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'amperes' => 'current',
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'watts' => 'power',
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'hertz' => 'freq',
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'percentRH' => 'humidity',
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'rpm' => 'fanspeed',
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'celsius' => 'temperature',
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'dBm' => 'dbm',
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];
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foreach ($entity_oids as $index => $entry) {
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$low_limit = null;
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$low_warn_limit = null;
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$warn_limit = null;
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$high_limit = null;
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$group = null;
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$type = null;
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$oid = null;
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$descr = null;
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$divisor = null;
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$multiplier = null;
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$current = null;
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$entPhysicalIndex = null;
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// Fix for Cisco ASR920, 15.5(2)S
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if ($entry['entPhySensorType'] == 'other' && Str::contains($entity_array[$index]['entPhysicalName'], ['Rx Power Sensor', 'Tx Power Sensor'])) {
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$entitysensor['other'] = 'dbm';
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}
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if (isset($entitysensor[$entry['entPhySensorType']]) && is_numeric($entry['entPhySensorValue']) && is_numeric($index)) {
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$entPhysicalIndex = $index;
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$oid = '.1.3.6.1.2.1.99.1.1.1.4.' . $index;
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$current = $entry['entPhySensorValue'];
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if ($device['os'] === 'arris-d5') {
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$card = str_split($index);
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if (count($card) === 3) {
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$card = $card[0] . '00';
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} elseif (count($card) === 4) {
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$card = $card[0] . $card[1] . '00';
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}
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$descr = ucwords($entity_array[$card]['entPhysicalName'] ?? '') . ' ' . ucwords($entity_array[$index]['entPhysicalDescr'] ?? '');
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} else {
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$descr = ucwords($entity_array[$index]['entPhysicalName']);
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}
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if ($descr) {
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$descr = rewrite_entity_descr($descr);
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} else {
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// Better sensor names for Arista EOS. Remove some redundancy and improve them so they reflect to which unit they belong.
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if ($device['os'] === 'arista_eos') {
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$descr = $entity_array[$index]['entPhysicalDescr'];
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if (preg_match('/(Input|Output) (voltage|current) sensor/i', $descr) || Str::startsWith($descr, 'Power supply') || preg_match('/^(Power Supply|Hotspot|Inlet|Board)/i', $descr)) {
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$descr = ucwords($entity_array[substr_replace($index, '000', -3)]['entPhysicalDescr'] ?? '')
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. ' '
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. preg_replace(
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'/(Voltage|Current|Power Supply) Sensor$/i',
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'',
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ucwords($entity_array[$index]['entPhysicalDescr'])
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);
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}
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if (preg_match('/(temp|temperature) sensor$/i', $descr)) {
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$descr = preg_replace('/(temp|temperature) sensor$/i', '', $descr);
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}
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}
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// End better sensor names for Arista EOS.
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$descr = rewrite_entity_descr($descr);
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}
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$valid_sensor = check_entity_sensor($descr, $device);
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$type = $entitysensor[$entry['entPhySensorType']];
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// FIXME this stuff is foul
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if ($entry['entPhySensorScale'] == 'nano') {
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$divisor = '1000000000';
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$multiplier = '1';
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}
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if ($entry['entPhySensorScale'] == 'micro') {
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$divisor = '1000000';
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$multiplier = '1';
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}
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if ($entry['entPhySensorScale'] == 'milli') {
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$divisor = '1000';
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$multiplier = '1';
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}
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if ($entry['entPhySensorScale'] == 'units') {
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$divisor = '1';
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$multiplier = '1';
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}
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if ($entry['entPhySensorScale'] == 'kilo') {
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$divisor = '1';
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$multiplier = '1000';
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}
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if ($entry['entPhySensorScale'] == 'mega') {
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$divisor = '1';
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$multiplier = '1000000';
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}
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if ($entry['entPhySensorScale'] == 'giga') {
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$divisor = '1';
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$multiplier = '1000000000';
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}
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if ($entry['entPhySensorScale'] == 'yocto') {
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$divisor = '1';
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$multiplier = '1';
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}
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if (is_numeric($entry['entPhySensorPrecision']) && $entry['entPhySensorPrecision'] > '0') {
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$divisor = $divisor . str_pad('', $entry['entPhySensorPrecision'], '0');
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}
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$current = ($current * $multiplier / $divisor);
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if ($type == 'temperature') {
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if ($current > '200') {
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$valid_sensor = false;
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}
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$descr = preg_replace('/[T|t]emperature[|s]/', '', $descr);
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}
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if ($device['os'] == 'rittal-lcp') {
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if ($type == 'voltage') {
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$divisor = 1000;
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}
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if ($descr == 'Temperature.Value') {
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$divisor = 1000;
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}
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if ($descr == 'System.Temperature.Value') {
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$divisor = 1000;
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}
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if ($type == 'humidity' && $current == '0') {
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$valid_sensor = false;
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}
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}
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if ($current == '-127' || ($device['os'] == 'asa' && is_string($device['hardware']) && Str::endsWith($device['hardware'], 'sc'))) {
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$valid_sensor = false;
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}
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// Check for valid sensors
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if (isset($entry['entPhySensorOperStatus']) && $entry['entPhySensorOperStatus'] === 'unavailable') {
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$valid_sensor = false;
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}
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if ($valid_sensor && dbFetchCell("SELECT COUNT(*) FROM `sensors` WHERE device_id = ? AND `sensor_class` = ? AND `sensor_type` = 'cisco-entity-sensor' AND `sensor_index` = ?", [$device['device_id'], $type, $index]) == '0') {
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// Check to make sure we've not already seen this sensor via cisco's entity sensor mib
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if ($type == 'power' && $device['os'] == 'arista_eos' && preg_match('/DOM (R|T)x Power/i', $descr)) {
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$type = 'dbm';
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$current = round(10 * log10($entry['entPhySensorValue'] / 10000), 3);
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$multiplier = 1;
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$divisor = 1;
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}
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if ($device['os'] === 'arista_eos') {
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if ($entry['aristaEntSensorThresholdLowWarning'] != '-1000000000') {
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if ($entry['entPhySensorScale'] == 'milli' && $entry['entPhySensorType'] == 'watts') {
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$temp_low_warn_limit = $entry['aristaEntSensorThresholdLowWarning'] / 10000;
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$low_warn_limit = round(10 * log10($temp_low_warn_limit), 2);
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} else {
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$low_warn_limit = $entry['aristaEntSensorThresholdLowWarning'] / $divisor;
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}
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}
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if ($entry['aristaEntSensorThresholdLowCritical'] != '-1000000000') {
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if ($entry['entPhySensorScale'] == 'milli' && $entry['entPhySensorType'] == 'watts') {
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$temp_low_limit = $entry['aristaEntSensorThresholdLowCritical'] / 10000;
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$low_limit = round(10 * log10($temp_low_limit), 2);
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} else {
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$low_limit = $entry['aristaEntSensorThresholdLowCritical'] / $divisor;
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}
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}
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if ($entry['aristaEntSensorThresholdHighWarning'] != '1000000000') {
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if ($entry['entPhySensorScale'] == 'milli' && $entry['entPhySensorType'] == 'watts') {
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$temp_warn_limit = $entry['aristaEntSensorThresholdHighWarning'] / 10000;
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$warn_limit = round(10 * log10($temp_warn_limit), 2);
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} else {
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$warn_limit = $entry['aristaEntSensorThresholdHighWarning'] / $divisor;
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}
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}
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if ($entry['aristaEntSensorThresholdHighCritical'] != '1000000000') {
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if ($entry['entPhySensorScale'] == 'milli' && $entry['entPhySensorType'] == 'watts') {
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$temp_high_limit = $entry['aristaEntSensorThresholdHighCritical'] / 10000;
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$high_limit = round(10 * log10($temp_high_limit), 2);
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} else {
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$high_limit = $entry['aristaEntSensorThresholdHighCritical'] / $divisor;
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}
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}
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// Grouping sensors
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$group = null;
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if (preg_match('/DOM /i', $descr)) {
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$group = 'SFPs';
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} elseif (preg_match('/PwrCon/', $descr)) {
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$string = explode(' ', $descr);
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if (preg_match('/PwrCon[0-9]/', $string[0])) {
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$group = $string[0];
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} else {
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$group = preg_replace('/PwrCon/i', '', $string[0]);
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}
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$descr = preg_replace('/^.*?(PwrCon)[0-9]*/i', '', $descr);
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} elseif (preg_match('/^(Trident.*|Jericho[0-9]|FM6000)/i', $descr)) {
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// I only know replies for Trident|Jericho|FM6000 platform. If you have another please add to the preg_match
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$group = 'Platform';
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} elseif (preg_match('/^(Power|PSU)/i', $descr)) {
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$group = 'PSUs';
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} else {
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$group = 'System';
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$descr = Str::replaceLast('temp sensor', '', $descr);
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}
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// End grouping sensors
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}
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$descr = trim($descr);
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discover_sensor($valid['sensor'], $type, $device, $oid, $index, 'entity-sensor', $descr, $divisor, $multiplier, $low_limit, $low_warn_limit, $warn_limit, $high_limit, $current, 'snmp', $entPhysicalIndex, $entry['entSensorMeasuredEntity'] ?? null, null, $group);
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}
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}//end if
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}//end foreach
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unset(
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$entity_array
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);
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}//end if
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echo "\n";
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