function get_sensor_rrd($device, $sensor)
{
return rrd_name($device['hostname'], get_sensor_rrd_name($device, $sensor));
}
function poll_sensor($device, $class, $unit)
{
global $config, $memcache, $agent_sensors;
$sensors = array();
$misc_sensors = array();
$all_sensors = array();
foreach (dbFetchRows('SELECT * FROM `sensors` WHERE `sensor_class` = ? AND `device_id` = ?', array($class, $device['device_id'])) as $sensor) {
if ($sensor['poller_type'] == 'agent') {
$misc_sensors[] = $sensor;
} elseif ($sensor['poller_type'] == 'ipmi') {
$misc_sensors[] = $sensor;
} else {
$sensors[] = $sensor;
}
}
$snmp_data = bulk_sensor_snmpget($device, $sensors);
foreach ($sensors as $sensor) {
echo 'Checking (' . $sensor['poller_type'] . ") {$class} " . $sensor['sensor_descr'] . '... ' . PHP_EOL;
if ($sensor['poller_type'] == 'snmp') {
$mibdir = null;
$sensor_value = trim(str_replace('"', '', $snmp_data[$sensor['sensor_oid']]));
if (file_exists('includes/polling/sensors/' . $class . '/' . $device['os'] . '.inc.php')) {
require_once 'includes/polling/sensors/' . $class . '/' . $device['os'] . '.inc.php';
}
if ($class == 'temperature') {
preg_match('/[\\d\\.\\-]+/', $sensor_value, $temp_response);
if (!empty($temp_response[0])) {
$sensor_value = $temp_response[0];
}
} elseif ($class == 'state') {
if (!is_numeric($sensor_value)) {
$state_value = dbFetchCell('SELECT `state_value`
FROM `state_translations` LEFT JOIN `sensors_to_state_indexes`
ON `state_translations`.`state_index_id` = `sensors_to_state_indexes`.`state_index_id`
WHERE `sensors_to_state_indexes`.`sensor_id` = ?
AND `state_translations`.`state_descr` LIKE ?', array($sensor['sensor_id'], $sensor_value));
d_echo('State value of ' . $sensor_value . ' is ' . $state_value . "\n");
if (is_numeric($state_value)) {
$sensor_value = $state_value;
}
}
}
//end if
unset($mib);
unset($mibdir);
$sensor['new_value'] = $sensor_value;
$all_sensors[] = $sensor;
}
}
foreach ($misc_sensors as $sensor) {
if ($sensor['poller_type'] == 'agent') {
if (isset($agent_sensors)) {
$sensor_value = $agent_sensors[$class][$sensor['sensor_type']][$sensor['sensor_index']]['current'];
$sensor['new_value'] = $sensor_value;
$all_sensors[] = $sensor;
} else {
echo "no agent data!\n";
continue;
}
} elseif ($sensor['poller_type'] == 'ipmi') {
echo " already polled.\n";
// ipmi should probably move here from the ipmi poller file (FIXME)
continue;
} else {
echo "unknown poller type!\n";
continue;
}
//end if
}
foreach ($all_sensors as $sensor) {
$sensor_value = $sensor['new_value'];
if ($sensor_value == -32768) {
echo 'Invalid (-32768) ';
$sensor_value = 0;
}
if ($sensor['sensor_divisor'] && $sensor_value !== 0) {
$sensor_value = $sensor_value / $sensor['sensor_divisor'];
}
if ($sensor['sensor_multiplier']) {
$sensor_value = $sensor_value * $sensor['sensor_multiplier'];
}
$rrd_name = get_sensor_rrd_name($device, $sensor);
$rrd_def = 'DS:sensor:GAUGE:600:-20000:20000';
echo "{$sensor_value} {$unit}\n";
$fields = array('sensor' => $sensor_value);
$tags = array('sensor_class' => $sensor['sensor_class'], 'sensor_type' => $sensor['sensor_type'], 'sensor_descr' => $sensor['sensor_descr'], 'sensor_index' => $sensor['sensor_index'], 'rrd_name' => $rrd_name, 'rrd_def' => $rrd_def);
data_update($device, 'sensor', $tags, $fields);
// FIXME also warn when crossing WARN level!!
if ($sensor['sensor_limit_low'] != '' && $sensor['sensor_current'] > $sensor['sensor_limit_low'] && $sensor_value < $sensor['sensor_limit_low'] && $sensor['sensor_alert'] == 1) {
echo 'Alerting for ' . $device['hostname'] . ' ' . $sensor['sensor_descr'] . "\n";
log_event(ucfirst($class) . ' ' . $sensor['sensor_descr'] . ' under threshold: ' . $sensor_value . " {$unit} (< " . $sensor['sensor_limit_low'] . " {$unit})", $device, $class, $sensor['sensor_id']);
} elseif ($sensor['sensor_limit'] != '' && $sensor['sensor_current'] < $sensor['sensor_limit'] && $sensor_value > $sensor['sensor_limit'] && $sensor['sensor_alert'] == 1) {
echo 'Alerting for ' . $device['hostname'] . ' ' . $sensor['sensor_descr'] . "\n";
log_event(ucfirst($class) . ' ' . $sensor['sensor_descr'] . ' above threshold: ' . $sensor_value . " {$unit} (> " . $sensor['sensor_limit'] . " {$unit})", $device, $class, $sensor['sensor_id']);
}
if ($sensor['sensor_class'] == 'state' && $sensor['sensor_current'] != $sensor_value) {
log_event($class . ' sensor has changed from ' . $sensor['sensor_current'] . ' to ' . $sensor_value, $device, $class, $sensor['sensor_id']);
}
dbUpdate(array('sensor_current' => $sensor_value, 'sensor_prev' => $sensor['sensor_current'], 'lastupdate' => array('NOW()')), 'sensors', '`sensor_class` = ? AND `sensor_id` = ?', array($class, $sensor['sensor_id']));
}
}
if ($ipmi['host'] = get_dev_attrib($device, 'ipmi_hostname')) {
$ipmi['user'] = get_dev_attrib($device, 'ipmi_username');
$ipmi['password'] = get_dev_attrib($device, 'ipmi_password');
$ipmi['type'] = get_dev_attrib($device, 'ipmi_type');
echo 'Fetching IPMI sensor data...';
if ($config['own_hostname'] != $device['hostname'] || $ipmi['host'] != 'localhost') {
$remote = ' -H ' . $ipmi['host'] . ' -U ' . $ipmi['user'] . ' -P ' . $ipmi['password'];
}
$results = external_exec($config['ipmitool'] . ' -I ' . $ipmi['type'] . ' -c ' . $remote . ' sdr 2>/dev/null');
d_echo($results);
echo " done.\n";
foreach (explode("\n", $results) as $row) {
list($desc, $value, $type, $status) = explode(',', $row);
$ipmi_sensor[$desc][$config['ipmi_unit'][$type]]['value'] = $value;
$ipmi_sensor[$desc][$config['ipmi_unit'][$type]]['unit'] = $type;
}
foreach ($ipmi_rows as $ipmisensors) {
echo 'Updating IPMI sensor ' . $ipmisensors['sensor_descr'] . '... ';
$sensor = $ipmi_sensor[$ipmisensors['sensor_descr']][$ipmisensors['sensor_class']]['value'];
$unit = $ipmi_sensor[$ipmisensors['sensor_descr']][$ipmisensors['sensor_class']]['unit'];
echo $sensor . " {$unit}\n";
$rrd_name = get_sensor_rrd_name($device, $ipmisensors);
$rrd_def = 'DS:sensor:GAUGE:600:-20000:20000';
$fields = array('sensor' => $sensor);
$tags = array('sensor_class' => $sensor['sensor_class'], 'sensor_type' => $sensor['sensor_type'], 'sensor_descr' => $sensor['sensor_descr'], 'sensor_index' => $sensor['sensor_index'], 'rrd_name' => $rrd_name, 'rrd_def' => $rrd_def);
data_update($device, 'ipmi', $tags, $fields);
// FIXME warnings in event & mail not done here yet!
dbUpdate(array('sensor_current' => $sensor, 'lastupdate' => array('NOW()')), 'sensors', 'poller_type = ? AND sensor_class = ? AND sensor_id = ?', array('ipmi', $ipmisensors['sensor_class'], $ipmisensors['sensor_id']));
}
unset($ipmi_sensor);
}
function poll_sensor($device, $class, $unit)
{
global $config, $memcache, $agent_sensors;
foreach (dbFetchRows('SELECT * FROM `sensors` WHERE `sensor_class` = ? AND `device_id` = ?', array($class, $device['device_id'])) as $sensor) {
echo 'Checking (' . $sensor['poller_type'] . ") {$class} " . $sensor['sensor_descr'] . '... ';
$sensor_value = '';
if ($sensor['poller_type'] == 'snmp') {
if ($device['os'] == 'pbn') {
$mibdir = $config['mibdir'] . '/pbn' . ':' . $config['mibdir'];
} else {
$mibdir = $config['mibdir'];
}
if ($device['os'] == 'siklu') {
$mib = ':RADIO-BRIDGE-MIB';
} else {
$mib = '';
}
if ($class == 'temperature') {
if ($device['os'] == 'netapp') {
include 'includes/polling/temperatures/netapp.inc.php';
} elseif ($device['os'] == 'canopy') {
include 'includes/polling/temperatures/canopy.inc.php';
} elseif ($device['os'] == 'hytera') {
require_once 'includes/polling/temperatures/hytera.inc.php';
} else {
// Try 5 times to get a valid temp reading
for ($i = 0; $i < 5; $i++) {
d_echo("Attempt {$i} ");
$sensor_value = trim(str_replace('"', '', snmp_get($device, $sensor['sensor_oid'], '-OUqnv', "SNMPv2-MIB{$mib}", $mibdir)));
preg_match('/[\\d\\.]+/', $sensor_value, $temp_response);
if (!empty($temp_response[0])) {
$sensor_value = $temp_response[0];
}
if (is_numeric($sensor_value) && $sensor_value != 9999) {
break;
// TME sometimes sends 999.9 when it is right in the middle of an update;
}
sleep(1);
// end if
}
}
//end if
} elseif ($class == "voltage" && $device['os'] == 'hytera') {
require_once "includes/polling/voltages/hytera.inc.php";
} elseif ($class == 'state') {
$sensor_value = trim(str_replace('"', '', snmp_walk($device, $sensor['sensor_oid'], '-Oevq', 'SNMPv2-MIB', $mibdir)));
if (!is_numeric($sensor_value)) {
$state_value = dbFetchCell('SELECT `state_value` FROM `state_translations` LEFT JOIN `sensors_to_state_indexes` ON `state_translations`.`state_index_id` = `sensors_to_state_indexes`.`state_index_id` WHERE `sensors_to_state_indexes`.`sensor_id` = ? AND `state_translations`.`state_descr` LIKE ?', array($sensor['sensor_id'], $sensor_value));
d_echo('State value of ' . $sensor_value . ' is ' . $state_value . "\n");
if (is_numeric($state_value)) {
$sensor_value = $state_value;
}
}
} else {
if ($class == 'signal') {
$currentOS = $device['os'];
include "includes/polling/signal/{$currentOS}.inc.php";
$sensor_value = trim(str_replace('"', '', snmp_get($device, $sensor['sensor_oid'], '-OUqnv', "SNMPv2-MIB{$mib}", $mibdir)));
} else {
if ($class == 'dbm') {
$sensor_value = trim(str_replace('"', '', snmp_get($device, $sensor['sensor_oid'], '-OUqnv', "SNMPv2-MIB{$mib}", $mibdir)));
//iosxr does not expose dbm values through SNMP so we convert Watts to dbm to have a nice graph to show
if ($device['os'] == "iosxr") {
$sensor_value = round(10 * log10($sensor_value / 1000), 3);
}
} else {
if ($sensor['sensor_type'] == 'apc') {
$sensor_value = trim(str_replace('"', '', snmp_walk($device, $sensor['sensor_oid'], '-OUqnv', "SNMPv2-MIB:PowerNet-MIB{$mib}", $mibdir)));
} else {
$sensor_value = trim(str_replace('"', '', snmp_get($device, $sensor['sensor_oid'], '-OUqnv', "SNMPv2-MIB{$mib}", $mibdir)));
}
}
}
}
//end if
unset($mib);
unset($mibdir);
} else {
if ($sensor['poller_type'] == 'agent') {
if (isset($agent_sensors)) {
$sensor_value = $agent_sensors[$class][$sensor['sensor_type']][$sensor['sensor_index']]['current'];
} else {
echo "no agent data!\n";
continue;
}
} else {
if ($sensor['poller_type'] == 'ipmi') {
echo " already polled.\n";
// ipmi should probably move here from the ipmi poller file (FIXME)
continue;
} else {
echo "unknown poller type!\n";
continue;
}
}
}
//end if
if ($sensor_value == -32768) {
echo 'Invalid (-32768) ';
$sensor_value = 0;
}
if ($sensor['sensor_divisor'] && $sensor_value !== 0) {
$sensor_value = $sensor_value / $sensor['sensor_divisor'];
}
if ($sensor['sensor_multiplier']) {
$sensor_value = $sensor_value * $sensor['sensor_multiplier'];
}
$rrd_name = get_sensor_rrd_name($device, $sensor);
$rrd_def = 'DS:sensor:GAUGE:600:-20000:20000';
echo "{$sensor_value} {$unit}\n";
$fields = array('sensor' => $sensor_value);
$tags = array('sensor_class' => $sensor['sensor_class'], 'sensor_type' => $sensor['sensor_type'], 'sensor_descr' => $sensor['sensor_descr'], 'sensor_index' => $sensor['sensor_index'], 'rrd_name' => $rrd_name, 'rrd_def' => $rrd_def);
data_update($device, 'sensor', $tags, $fields);
// FIXME also warn when crossing WARN level!!
if ($sensor['sensor_limit_low'] != '' && $sensor['sensor_current'] > $sensor['sensor_limit_low'] && $sensor_value < $sensor['sensor_limit_low'] && $sensor['sensor_alert'] == 1) {
echo 'Alerting for ' . $device['hostname'] . ' ' . $sensor['sensor_descr'] . "\n";
log_event(ucfirst($class) . ' ' . $sensor['sensor_descr'] . ' under threshold: ' . $sensor_value . " {$unit} (< " . $sensor['sensor_limit_low'] . " {$unit})", $device, $class, $sensor['sensor_id']);
} else {
if ($sensor['sensor_limit'] != '' && $sensor['sensor_current'] < $sensor['sensor_limit'] && $sensor_value > $sensor['sensor_limit'] && $sensor['sensor_alert'] == 1) {
echo 'Alerting for ' . $device['hostname'] . ' ' . $sensor['sensor_descr'] . "\n";
log_event(ucfirst($class) . ' ' . $sensor['sensor_descr'] . ' above threshold: ' . $sensor_value . " {$unit} (> " . $sensor['sensor_limit'] . " {$unit})", $device, $class, $sensor['sensor_id']);
}
}
if ($sensor['sensor_class'] == 'state' && $sensor['sensor_current'] != $sensor_value) {
log_event($class . ' sensor has changed from ' . $sensor['sensor_current'] . ' to ' . $sensor_value, $device, $class, $sensor['sensor_id']);
}
dbUpdate(array('sensor_current' => $sensor_value, 'sensor_prev' => $sensor['sensor_current'], 'lastupdate' => array('NOW()')), 'sensors', '`sensor_class` = ? AND `sensor_id` = ?', array($class, $sensor['sensor_id']));
}
//end foreach
}