171 lines
7.8 KiB
PHP
171 lines
7.8 KiB
PHP
<?php
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/**
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* Observium
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*
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* This file is part of Observium.
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*
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* @package observium
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* @subpackage poller
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* @copyright (C) Adam Armstrong
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*
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*/
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if (!isset($cache_storage)) {
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$cache_storage = [];
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} // This cache used also in storage module
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$table_rows = [];
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$sql = 'SELECT * FROM `mempools`';
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//$sql .= ' LEFT JOIN `mempools-state` USING (`mempool_id`)';
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$sql .= ' WHERE `device_id` = ?';
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foreach (dbFetchRows($sql, [$device['device_id']]) as $mempool) {
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$mib_lower = strtolower($mempool['mempool_mib']);
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$file = $config['install_dir'] . '/includes/polling/mempools/' . $mib_lower . '.inc.php';
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if (!$mempool['mempool_multiplier']) {
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$mempool['mempool_multiplier'] = 1;
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}
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if (is_file($file)) {
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$cache_mempool = NULL;
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$index = $mempool['mempool_index'];
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include($file);
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// Merge calculated used/total/free/perc array keys into $mempool variable
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$mempool = array_merge($mempool, calculate_mempool_properties($mempool['mempool_multiplier'], $mempool['used'], $mempool['total'], $mempool['free'], $mempool['perc']));
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} elseif (!safe_empty($mempool['mempool_table'])) {
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// Check if we can poll the device ourselves with generic code using definitions.
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// Table is always set when definitions add mempools.
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$table_def = $config['mibs'][$mempool['mempool_mib']]['mempool'][$mempool['mempool_table']];
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if ($table_def['type'] === 'static') {
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if (isset($table_def['oid_perc_num'])) {
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$mempool['perc'] = snmp_get_oid($device, $table_def['oid_perc_num']);
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} elseif (isset($table_def['oid_perc'])) {
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$mempool['perc'] = snmp_get_oid($device, $table_def['oid_perc'], $mempool['mempool_mib']);
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}
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if (isset($table_def['oid_free_num'])) {
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$mempool['free'] = snmp_get_oid($device, $table_def['oid_free_num']);
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} elseif (isset($table_def['oid_free'])) {
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$mempool['free'] = snmp_get_oid($device, $table_def['oid_free'], $mempool['mempool_mib']);
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}
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if (isset($table_def['oid_used_num'])) {
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$mempool['used'] = snmp_get_oid($device, $table_def['oid_used_num']);
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} elseif (isset($table_def['oid_used'])) {
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$mempool['used'] = snmp_get_oid($device, $table_def['oid_used'], $mempool['mempool_mib']);
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}
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if (isset($table_def['total'])) {
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$mempool['total'] = $table_def['total'];
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} elseif (isset($table_def['oid_total_num'])) {
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$mempool['total'] = snmp_get_oid($device, $table_def['oid_total_num']);
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} elseif (isset($table_def['oid_total'])) {
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$mempool['total'] = snmp_get_oid($device, $table_def['oid_total'], $mempool['mempool_mib']);
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}
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} else {
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// FIXME. Need pre-cache same as for sensors
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if (isset($table_def['oid_perc_num'])) {
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$mempool['perc'] = snmp_get_oid($device, $table_def['oid_perc_num'] . '.' . $mempool['mempool_index']);
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} elseif (isset($table_def['oid_perc'])) {
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$mempool['perc'] = snmp_get_oid($device, $table_def['oid_perc'] . '.' . $mempool['mempool_index'], $mempool['mempool_mib']);
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}
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if (isset($table_def['oid_free_num'])) {
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$mempool['free'] = snmp_get_oid($device, $table_def['oid_free_num'] . '.' . $mempool['mempool_index']);
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} elseif (isset($table_def['oid_free'])) {
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$mempool['free'] = snmp_get_oid($device, $table_def['oid_free'] . '.' . $mempool['mempool_index'], $mempool['mempool_mib']);
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}
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if (isset($table_def['oid_used_num'])) {
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$mempool['used'] = snmp_get_oid($device, $table_def['oid_used_num'] . '.' . $mempool['mempool_index']);
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} elseif (isset($table_def['oid_used'])) {
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$mempool['used'] = snmp_get_oid($device, $table_def['oid_used'] . '.' . $mempool['mempool_index'], $mempool['mempool_mib']);
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}
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if (isset($table_def['oid_total'])) {
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// Static Total Oid, NMS-CHASSIS
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$oid = str_contains($table_def['oid_total'], '.') ? $table_def['oid_total'] : $table_def['oid_total'] . '.' . $mempool['mempool_index'];
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$mempool['total'] = snmp_get_oid($device, $oid, $mempool['mempool_mib']);
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} elseif (isset($table_def['oid_total_num'])) {
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$mempool['total'] = snmp_get_oid($device, $table_def['oid_total_num'] . '.' . $mempool['mempool_index']);
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}
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if (safe_empty($mempool['total']) && isset($table_def['total'])) {
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$mempool['total'] = $table_def['total'];
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}
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}
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// Clean not numeric symbols from snmp output
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foreach (['perc', 'free', 'used', 'total'] as $param) {
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// Convert strings '3.40 TB' to value
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// See QNAP NAS-MIB or HIK-DEVICE-MIB
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$unit = ($param !== 'perc' && isset($table_def['unit'])) ? $table_def['unit'] : NULL;
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if (isset($mempool[$param])) {
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$mempool[$param] = snmp_fix_numeric($mempool[$param], $unit);
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}
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}
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// Merge calculated used/total/free/perc array keys into $mempool variable (with additional options)
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$mempool = array_merge($mempool, calculate_mempool_properties($mempool['mempool_multiplier'], $mempool['used'], $mempool['total'], $mempool['free'], $mempool['perc'], $table_def));
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} else {
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// Unknown, so force rediscovery as there's a broken mempool
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force_discovery($device, 'mempools');
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}
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$hc = ($mempool['mempool_hc'] ? ' (HC)' : '');
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// Update StatsD/Carbon
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if ($config['statsd']['enable'] == TRUE) {
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StatsD ::gauge(str_replace('.', '_', $device['hostname']) . '.' . 'mempool' . '.' . $mempool['mempool_mib'] . '.' . $mempool['mempool_index'] . '.used', $mempool['used']);
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StatsD ::gauge(str_replace('.', '_', $device['hostname']) . '.' . 'mempool' . '.' . $mempool['mempool_mib'] . '.' . $mempool['mempool_index'] . '.free', $mempool['free']);
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}
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// Need to handle multiple mempools from the same MIB
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if (isset($mempool['mempool_table'])) {
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$filename = $mib_lower . '-' . $mempool['mempool_table'] . '-' . $mempool['mempool_index'];
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rename_rrd($device, 'mempool-' . $mib_lower . '-' . $mempool['mempool_index'], 'mempool-' . $mib_lower . '-' . $mempool['mempool_table'] . '-' . $mempool['mempool_index']);
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} else {
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$filename = $mib_lower . '-' . $mempool['mempool_index'];
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}
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rrdtool_update_ng($device, 'mempool', ['used' => $mempool['used'], 'free' => $mempool['free']], $filename);
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$mempool['state'] = ['mempool_polled' => time(),
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'mempool_used' => $mempool['used'],
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'mempool_perc' => $mempool['perc'],
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'mempool_free' => $mempool['free'],
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'mempool_total' => $mempool['total']];
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dbUpdate($mempool['state'], 'mempools', '`mempool_id` = ?', [$mempool['mempool_id']]);
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$graphs['mempool'] = TRUE;
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check_entity('mempool', $mempool, ['mempool_perc' => $mempool['perc'], 'mempool_free' => $mempool['free'], 'mempool_used' => $mempool['used']]);
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$table_row = [];
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$table_row[] = $mempool['mempool_descr'];
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$table_row[] = $mempool['mempool_mib'];
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$table_row[] = $mempool['mempool_index'];
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$table_row[] = format_bytes($mempool['total']);
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$table_row[] = format_bytes($mempool['used']);
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$table_row[] = format_bytes($mempool['free']);
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$table_row[] = $mempool['perc'] . '%';
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$table_rows[] = $table_row;
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unset($table_row);
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}
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$headers = ['%WLabel%n', '%WType%n', '%WIndex%n', '%WTotal%n', '%WUsed%n', '%WFree%n', '%WPerc%n'];
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print_cli_table($table_rows, $headers);
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unset($cache_mempool, $mempool, $index, $table_row, $table_rows, $table_headers, $unit);
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// EOF
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