mirror of
https://github.com/librenms/librenms.git
synced 2024-09-22 02:48:37 +00:00
510 lines
20 KiB
PHP
510 lines
20 KiB
PHP
<?php
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require_once $config['install_dir'].'/includes/device-groups.inc.php';
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function poll_sensor($device, $class, $unit)
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{
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global $config, $memcache, $agent_sensors;
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foreach (dbFetchRows('SELECT * FROM `sensors` WHERE `sensor_class` = ? AND `device_id` = ?', array($class, $device['device_id'])) as $sensor) {
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echo 'Checking ('.$sensor['poller_type'].") $class ".$sensor['sensor_descr'].'... ';
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$sensor_value = '';
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if ($sensor['poller_type'] == 'snmp') {
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if ($device['os'] == 'pbn') {
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$mibdir = $config['mibdir'].'/pbn'.':'.$config['mibdir'];
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} else {
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$mibdir = $config['mibdir'];
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}
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if ($device['os'] == 'siklu') {
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$mib = ':RADIO-BRIDGE-MIB';
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} else {
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$mib = '';
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}
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if ($class == 'temperature') {
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if ($device['os'] == 'netapp') {
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include 'includes/polling/temperatures/netapp.inc.php';
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} elseif ($device['os'] == 'canopy') {
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include 'includes/polling/temperatures/canopy.inc.php';
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} elseif ($device['os'] == 'hytera') {
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require_once 'includes/polling/temperatures/hytera.inc.php';
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} else {
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// Try 5 times to get a valid temp reading
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for ($i = 0; $i < 5; $i++) {
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d_echo("Attempt $i ");
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$sensor_value = trim(str_replace('"', '', snmp_get($device, $sensor['sensor_oid'], '-OUqnv', "SNMPv2-MIB$mib", $mibdir)));
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preg_match('/[\d\.]+/', $sensor_value, $temp_response);
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if (!empty($temp_response[0])) {
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$sensor_value = $temp_response[0];
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}
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if (is_numeric($sensor_value) && $sensor_value != 9999) {
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break;
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// TME sometimes sends 999.9 when it is right in the middle of an update;
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} sleep(1);
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// end if
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}
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}//end if
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} elseif ($class == "voltage" && $device['os'] == 'hytera') {
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require_once "includes/polling/voltages/hytera.inc.php";
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} elseif ($class == 'state') {
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$sensor_value = trim(str_replace('"', '', snmp_walk($device, $sensor['sensor_oid'], '-Oevq', 'SNMPv2-MIB', $mibdir)));
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if (!is_numeric($sensor_value)) {
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$state_value = dbFetchCell('SELECT `state_value` FROM `state_translations` LEFT JOIN `sensors_to_state_indexes` ON `state_translations`.`state_index_id` = `sensors_to_state_indexes`.`state_index_id` WHERE `sensors_to_state_indexes`.`sensor_id` = ? AND `state_translations`.`state_descr` LIKE ?', array($sensor['sensor_id'], $sensor_value));
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d_echo('State value of ' . $sensor_value . ' is ' . $state_value . "\n");
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if (is_numeric($state_value)) {
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$sensor_value = $state_value;
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}
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}
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} elseif ($class == 'signal') {
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$currentOS = $device['os'];
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include "includes/polling/signal/$currentOS.inc.php";
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$sensor_value = trim(str_replace('"', '', snmp_get($device, $sensor['sensor_oid'], '-OUqnv', "SNMPv2-MIB$mib", $mibdir)));
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} elseif ($class == 'dbm') {
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$sensor_value = trim(str_replace('"', '', snmp_get($device, $sensor['sensor_oid'], '-OUqnv', "SNMPv2-MIB$mib", $mibdir)));
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//iosxr does not expose dbm values through SNMP so we convert Watts to dbm to have a nice graph to show
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if ($device['os'] == "iosxr") {
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$sensor_value = round(10*log10($sensor_value/1000), 3);
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}
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} else {
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if ($sensor['sensor_type'] == 'apc') {
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$sensor_value = trim(str_replace('"', '', snmp_walk($device, $sensor['sensor_oid'], '-OUqnvt', "SNMPv2-MIB:PowerNet-MIB$mib", $mibdir)));
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} else {
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$sensor_value = trim(str_replace('"', '', snmp_get($device, $sensor['sensor_oid'], '-OUqnvt', "SNMPv2-MIB$mib", $mibdir)));
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}
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}//end if
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unset($mib);
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unset($mibdir);
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} elseif ($sensor['poller_type'] == 'agent') {
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if (isset($agent_sensors)) {
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$sensor_value = $agent_sensors[$class][$sensor['sensor_type']][$sensor['sensor_index']]['current'];
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} else {
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echo "no agent data!\n";
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continue;
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}
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} elseif ($sensor['poller_type'] == 'ipmi') {
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echo " already polled.\n";
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// ipmi should probably move here from the ipmi poller file (FIXME)
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continue;
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} else {
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echo "unknown poller type!\n";
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continue;
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}//end if
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if ($sensor_value == -32768) {
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echo 'Invalid (-32768) ';
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$sensor_value = 0;
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}
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if ($sensor['sensor_divisor'] && $sensor_value !== 0) {
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$sensor_value = ($sensor_value / $sensor['sensor_divisor']);
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}
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if ($sensor['sensor_multiplier']) {
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$sensor_value = ($sensor_value * $sensor['sensor_multiplier']);
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}
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$rrd_name = get_sensor_rrd_name($device, $sensor);
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$rrd_def = 'DS:sensor:GAUGE:600:-20000:20000';
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echo "$sensor_value $unit\n";
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$fields = array(
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'sensor' => $sensor_value,
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);
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$tags = array(
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'sensor_class' => $sensor['sensor_class'],
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'sensor_type' => $sensor['sensor_type'],
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'sensor_descr' => $sensor['sensor_descr'],
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'sensor_index' => $sensor['sensor_index'],
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'rrd_name' => $rrd_name,
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'rrd_def' => $rrd_def
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);
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data_update($device, 'sensor', $tags, $fields);
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// FIXME also warn when crossing WARN level!!
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if ($sensor['sensor_limit_low'] != '' && $sensor['sensor_current'] > $sensor['sensor_limit_low'] && $sensor_value < $sensor['sensor_limit_low'] && $sensor['sensor_alert'] == 1) {
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echo 'Alerting for '.$device['hostname'].' '.$sensor['sensor_descr']."\n";
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log_event(ucfirst($class).' '.$sensor['sensor_descr'].' under threshold: '.$sensor_value." $unit (< ".$sensor['sensor_limit_low']." $unit)", $device, $class, $sensor['sensor_id']);
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} elseif ($sensor['sensor_limit'] != '' && $sensor['sensor_current'] < $sensor['sensor_limit'] && $sensor_value > $sensor['sensor_limit'] && $sensor['sensor_alert'] == 1) {
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echo 'Alerting for '.$device['hostname'].' '.$sensor['sensor_descr']."\n";
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log_event(ucfirst($class).' '.$sensor['sensor_descr'].' above threshold: '.$sensor_value." $unit (> ".$sensor['sensor_limit']." $unit)", $device, $class, $sensor['sensor_id']);
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}
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if ($sensor['sensor_class'] == 'state' && $sensor['sensor_current'] != $sensor_value) {
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log_event($class . ' sensor has changed from ' . $sensor['sensor_current'] . ' to ' . $sensor_value, $device, $class, $sensor['sensor_id']);
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}
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dbUpdate(array('sensor_current' => $sensor_value, 'sensor_prev' => $sensor['sensor_current'], 'lastupdate' => array('NOW()')), 'sensors', '`sensor_class` = ? AND `sensor_id` = ?', array($class,$sensor['sensor_id']));
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}//end foreach
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}//end poll_sensor()
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function poll_device($device, $options)
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{
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global $config, $device, $polled_devices, $db_stats, $memcache;
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$attribs = get_dev_attribs($device['device_id']);
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$device['snmp_max_repeaters'] = $attribs['snmp_max_repeaters'];
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$status = 0;
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unset($array);
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$device_start = microtime(true);
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// Start counting device poll time
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echo $device['hostname'].' '.$device['device_id'].' '.$device['os'].' ';
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$ip = dnslookup($device);
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if (!empty($ip) && $ip != inet6_ntop($device['ip'])) {
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log_event('Device IP changed to '.$ip, $device, 'system');
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$db_ip = inet_pton($ip);
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dbUpdate(array('ip' => $db_ip), 'devices', 'device_id=?', array($device['device_id']));
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}
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if ($config['os'][$device['os']]['group']) {
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$device['os_group'] = $config['os'][$device['os']]['group'];
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echo '('.$device['os_group'].')';
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}
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echo "\n";
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unset($poll_update);
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unset($poll_update_query);
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unset($poll_separator);
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$poll_update_array = array();
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$update_array = array();
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$host_rrd = $config['rrd_dir'].'/'.$device['hostname'];
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if (!is_dir($host_rrd)) {
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mkdir($host_rrd);
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echo "Created directory : $host_rrd\n";
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}
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$address_family = snmpTransportToAddressFamily($device['transport']);
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$ping_response = isPingable($device['hostname'], $address_family, $attribs);
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$device_perf = $ping_response['db'];
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$device_perf['device_id'] = $device['device_id'];
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$device_perf['timestamp'] = array('NOW()');
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if (can_ping_device($attribs) === true && is_array($device_perf)) {
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dbInsert($device_perf, 'device_perf');
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}
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$device['pingable'] = $ping_response['result'];
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$ping_time = $ping_response['last_ping_timetaken'];
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$response = array();
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$status_reason = '';
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if ($device['pingable']) {
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$device['snmpable'] = isSNMPable($device);
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if ($device['snmpable']) {
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$status = '1';
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$response['status_reason'] = '';
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} else {
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echo 'SNMP Unreachable';
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$status = '0';
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$response['status_reason'] = 'snmp';
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}
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} else {
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echo 'Unpingable';
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$status = '0';
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$response['status_reason'] = 'icmp';
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}
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if ($device['status'] != $status) {
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$poll_update .= $poll_separator."`status` = '$status'";
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$poll_separator = ', ';
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dbUpdate(array('status' => $status, 'status_reason' => $response['status_reason']), 'devices', 'device_id=?', array($device['device_id']));
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log_event('Device status changed to '.($status == '1' ? 'Up' : 'Down'). ' from ' . $response['status_reason'] . ' check.', $device, ($status == '1' ? 'up' : 'down'));
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}
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if ($status == '1') {
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$graphs = array();
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$oldgraphs = array();
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// we always want the core module to be included
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include 'includes/polling/core.inc.php';
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$force_module = false;
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if ($options['m']) {
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$config['poller_modules'] = array();
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foreach (explode(',', $options['m']) as $module) {
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if (is_file('includes/polling/'.$module.'.inc.php')) {
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$config['poller_modules'][$module] = 1;
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$force_module = true;
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}
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}
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}
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foreach ($config['poller_modules'] as $module => $module_status) {
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if ($force_module === true || $attribs['poll_'.$module] || ( $module_status && !isset($attribs['poll_'.$module]))) {
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$module_start = 0;
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$module_time = 0;
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$module_start = microtime(true);
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echo "\n#### Load poller module $module ####\n";
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include "includes/polling/$module.inc.php";
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$module_time = microtime(true) - $module_start;
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echo "\n>> Runtime for poller module '$module': $module_time seconds\n";
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echo "#### Unload poller module $module ####\n\n";
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// save per-module poller stats
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$tags = array(
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'module' => $module,
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'rrd_def' => 'DS:poller:GAUGE:600:0:U',
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'rrd_name' => array('poller-perf', $module),
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);
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$fields = array(
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'poller' => $module_time,
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);
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data_update($device, 'poller-perf', $tags, $fields);
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// remove old rrd
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$oldrrd = rrd_name($device['hostname'], array('poller', $module, 'perf'));
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if (is_file($oldrrd)) {
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unlink($oldrrd);
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}
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} elseif (isset($attribs['poll_'.$module]) && $attribs['poll_'.$module] == '0') {
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echo "Module [ $module ] disabled on host.\n";
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} else {
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echo "Module [ $module ] disabled globally.\n";
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}
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}
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// Update device_groups
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UpdateGroupsForDevice($device['device_id']);
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if (!isset($options['m'])) {
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// FIXME EVENTLOGGING -- MAKE IT SO WE DO THIS PER-MODULE?
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// This code cycles through the graphs already known in the database and the ones we've defined as being polled here
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// If there any don't match, they're added/deleted from the database.
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// Ideally we should hold graphs for xx days/weeks/polls so that we don't needlessly hide information.
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foreach (dbFetch('SELECT `graph` FROM `device_graphs` WHERE `device_id` = ?', array($device['device_id'])) as $graph) {
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if (isset($graphs[$graph['graph']])) {
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$oldgraphs[$graph['graph']] = true;
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} else {
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dbDelete('device_graphs', '`device_id` = ? AND `graph` = ?', array($device['device_id'], $graph['graph']));
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}
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}
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foreach ($graphs as $graph => $value) {
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if (!isset($oldgraphs[$graph])) {
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echo '+';
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dbInsert(array('device_id' => $device['device_id'], 'graph' => $graph), 'device_graphs');
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}
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echo $graph.' ';
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}
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}//end if
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$device_end = microtime(true);
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$device_run = ($device_end - $device_start);
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$device_time = substr($device_run, 0, 5);
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// Poller performance
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if (!empty($device_time)) {
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$tags = array(
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'rrd_def' => 'DS:poller:GAUGE:600:0:U',
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'module' => 'ALL',
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);
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$fields = array(
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'poller' => $device_time,
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);
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data_update($device, 'poller-perf', $tags, $fields);
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}
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// Ping response
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if (can_ping_device($attribs) === true && !empty($ping_time)) {
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$tags = array(
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'rrd_def' => 'DS:ping:GAUGE:600:0:65535',
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);
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$fields = array(
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'ping' => $ping_time,
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);
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$update_array['last_ping'] = array('NOW()');
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$update_array['last_ping_timetaken'] = $ping_time;
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data_update($device, 'ping-perf', $tags, $fields);
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}
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$update_array['last_polled'] = array('NOW()');
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$update_array['last_polled_timetaken'] = $device_time;
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// echo("$device_end - $device_start; $device_time $device_run");
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echo "Polled in $device_time seconds\n";
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d_echo('Updating '.$device['hostname']."\n");
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$updated = dbUpdate($update_array, 'devices', '`device_id` = ?', array($device['device_id']));
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if ($updated) {
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echo "UPDATED!\n";
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}
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unset($storage_cache);
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// Clear cache of hrStorage ** MAYBE FIXME? **
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unset($cache);
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// Clear cache (unify all things here?)
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}//end if
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}//end poll_device()
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function poll_mib_def($device, $mib_name_table, $mib_subdir, $mib_oids, $mib_graphs, &$graphs)
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{
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echo "This is poll_mib_def Processing\n";
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$mib = null;
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if (stristr($mib_name_table, 'UBNT')) {
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list($mib,) = explode(':', $mib_name_table, 2);
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$measurement_name = strtolower($mib);
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} else {
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list($mib,$file) = explode(':', $mib_name_table, 2);
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$measurement_name = strtolower($file);
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}
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$rrd_def = array();
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$oidglist = array();
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$oidnamelist = array();
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foreach ($mib_oids as $oid => $param) {
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$oidindex = $param[0];
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$oiddsname = $param[1];
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$oiddsdesc = $param[2];
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$oiddstype = $param[3];
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$oiddsopts = $param[4];
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if (strlen($oiddsname) > 19) {
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$oiddsname = truncate($oiddsname, 19, '');
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}
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if (empty($oiddsopts)) {
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$oiddsopts = '600:U:100000000000';
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}
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$rrd_def[] = 'DS:'.$oiddsname.':'.$oiddstype.':'.$oiddsopts;
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if ($oidindex != '') {
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$fulloid = $oid.'.'.$oidindex;
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} else {
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$fulloid = $oid;
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}
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// Add to oid GET list
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$oidglist[] = $fulloid;
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$oidnamelist[] = $oiddsname;
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}//end foreach
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// Implde for LibreNMS Version
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$oidilist = implode(' ', $oidglist);
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$snmpdata = snmp_get_multi($device, $oidilist, '-OQUs', $mib);
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if (isset($GLOBALS['exec_status']['exitcode']) && $GLOBALS['exec_status']['exitcode'] !== 0) {
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print_debug(' ERROR, bad snmp response');
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return false;
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}
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$oid_count = 0;
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$fields = array();
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foreach ($oidglist as $fulloid) {
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list($splitoid, $splitindex) = explode('.', $fulloid, 2);
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$val = $snmpdata[$splitindex][$splitoid];
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if (is_numeric($val)) {
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$fields[$oidnamelist[$oid_count]] = $val;
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} elseif (preg_match("/^\"(.*)\"$/", $val, $number) && is_numeric($number[1])) {
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$fields[$oidnamelist[$oid_count]] = $number[1];
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} else {
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$fields[$oidnamelist[$oid_count]] = 'U';
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}
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$oid_count++;
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}
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$tags = compact('rrd_def');
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data_update($device, $measurement_name, $tags, $fields);
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foreach ($mib_graphs as $graphtoenable) {
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$graphs[$graphtoenable] = true;
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}
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return true;
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}//end poll_mib_def()
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function get_main_serial($device)
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{
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if ($device['os_group'] == 'cisco') {
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$serial_output = snmp_get_multi($device, 'entPhysicalSerialNum.1 entPhysicalSerialNum.1001', '-OQUs', 'ENTITY-MIB:OLD-CISCO-CHASSIS-MIB');
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if (!empty($serial_output[1]['entPhysicalSerialNum'])) {
|
|
return $serial_output[1]['entPhysicalSerialNum'];
|
|
} elseif (!empty($serial_output[1001]['entPhysicalSerialNum'])) {
|
|
return $serial_output[1001]['entPhysicalSerialNum'];
|
|
}
|
|
}
|
|
}//end get_main_serial()
|
|
|
|
|
|
function location_to_latlng($device)
|
|
{
|
|
global $config;
|
|
if (function_check('curl_version') !== true) {
|
|
d_echo("Curl support for PHP not enabled\n");
|
|
return false;
|
|
}
|
|
$bad_loc = false;
|
|
$device_location = $device['location'];
|
|
if (!empty($device_location)) {
|
|
$new_device_location = preg_replace("/ /", "+", $device_location);
|
|
// We have a location string for the device.
|
|
$loc = parse_location($device_location);
|
|
if (!is_array($loc)) {
|
|
$loc = dbFetchRow("SELECT `lat`,`lng` FROM `locations` WHERE `location`=? LIMIT 1", array($device_location));
|
|
}
|
|
if (is_array($loc) === false) {
|
|
// Grab data from which ever Geocode service we use.
|
|
switch ($config['geoloc']['engine']) {
|
|
case "google":
|
|
default:
|
|
d_echo("Google geocode engine being used\n");
|
|
$api_key = ($config['geoloc']['api_key']);
|
|
if (!empty($api_key)) {
|
|
d_echo("Use Google API key: $api_key\n");
|
|
$api_url = "https://maps.googleapis.com/maps/api/geocode/json?address=$new_device_location&key=$api_key";
|
|
} else {
|
|
$api_url = "https://maps.googleapis.com/maps/api/geocode/json?address=$new_device_location";
|
|
}
|
|
break;
|
|
}
|
|
$curl_init = curl_init($api_url);
|
|
set_curl_proxy($curl_init);
|
|
curl_setopt($curl_init, CURLOPT_RETURNTRANSFER, true);
|
|
$data = json_decode(curl_exec($curl_init), true);
|
|
// Parse the data from the specific Geocode services.
|
|
switch ($config['geoloc']['engine']) {
|
|
case "google":
|
|
default:
|
|
if ($data['status'] == 'OK') {
|
|
$loc = $data['results'][0]['geometry']['location'];
|
|
} else {
|
|
$bad_loc = true;
|
|
}
|
|
break;
|
|
}
|
|
if ($bad_loc === true) {
|
|
d_echo("Bad lat / lng received\n");
|
|
} else {
|
|
$loc['timestamp'] = array('NOW()');
|
|
$loc['location'] = $device_location;
|
|
if (dbInsert($loc, 'locations')) {
|
|
d_echo("Device lat/lng created\n");
|
|
} else {
|
|
d_echo("Device lat/lng could not be created\n");
|
|
}
|
|
}
|
|
} else {
|
|
d_echo("Using cached lat/lng from other device\n");
|
|
}
|
|
}
|
|
}// end location_to_latlng()
|