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TheWitness
c59b6b9b4d
* QA: Broken Function * QA: Two additional QA Items - Do a check for IP address as dns_get_records() does not have a timeout and I don't use DNS - Properly display information about MariaDB 11. * Fixing #5475 - Ping Issues with Advanced Ping an PHP8 PHP 8.x error - Unsupported operand types: float + string * QA: Fix two typos
144 lines
4.3 KiB
PHP
144 lines
4.3 KiB
PHP
#!/usr/bin/env php
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<?php
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/*
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+-------------------------------------------------------------------------+
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| Copyright (C) 2004-2023 The Cacti Group |
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| This program is free software; you can redistribute it and/or |
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| modify it under the terms of the GNU General Public License |
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| as published by the Free Software Foundation; either version 2 |
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| of the License, or (at your option) any later version. |
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| This program is distributed in the hope that it will be useful, |
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| but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| GNU General Public License for more details. |
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+-------------------------------------------------------------------------+
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| Cacti: The Complete RRDtool-based Graphing Solution |
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+-------------------------------------------------------------------------+
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| This code is designed, written, and maintained by the Cacti Group. See |
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| about.php and/or the AUTHORS file for specific developer information. |
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+-------------------------------------------------------------------------+
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| http://www.cacti.net/ |
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+-------------------------------------------------------------------------+
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*/
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error_reporting(0);
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if (!isset($called_by_script_server)) {
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include_once(dirname(__FILE__) . '/../include/cli_check.php');
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include_once(dirname(__FILE__) . '/../lib/snmp.php');
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include_once(dirname(__FILE__) . '/../lib/ping.php');
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array_shift($_SERVER['argv']);
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print call_user_func_array('ss_fping', $_SERVER['argv']);
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} else {
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include_once(dirname(__FILE__) . '/../lib/snmp.php');
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include_once(dirname(__FILE__) . '/../lib/ping.php');
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}
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function ss_fping($hostname = '', $ping_sweeps = 6, $ping_type = 'ICMP', $port = 80) {
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/* record start time */
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$ss_fping_start = microtime(true);
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$ping = new Net_Ping;
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$time = array();
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$total_time = 0;
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$failed_results = 0;
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$ping->host['hostname'] = gethostbyname($hostname);
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$ping->retries = 1;
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$ping->port = $port;
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$max = 0.0;
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$min = 9999.99;
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$dev = 0.0;
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$script_timeout = read_config_option('script_timeout');
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$ping_timeout = db_fetch_cell_prepared('SELECT ping_timeout
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FROM host
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WHERE hostname = ?',
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array($hostname));
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if (empty($ping_timeout)) {
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$ping_timeout = read_config_option('ping_timeout');
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}
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switch (strtoupper($ping_type)) {
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case 'ICMP':
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$method = PING_ICMP;
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break;
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case 'TCP':
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$method = PING_TCP;
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break;
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case 'UDP':
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$method = PING_UDP;
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break;
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}
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$i = 0;
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while ($i < $ping_sweeps) {
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$start = microtime(true);
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$result = $ping->ping(AVAIL_PING, $method, $ping_timeout, 1);
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$end = microtime(true);
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if (!$result) {
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// Error response
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$failed_results++;
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$time[$i] = $end - $start;
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$total_time += $end - $start;
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} elseif (is_numeric($ping->ping_status)) {
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$time[$i] = $ping->ping_status;
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$total_time += $ping->ping_status;
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if ($ping->ping_status < $min) {
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$min = $ping->ping_status;
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}
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if ($ping->ping_status > $max) {
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$max = $ping->ping_status;
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}
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} else {
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// Down response
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$failed_results++;
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$time[$i] = $end - $start;
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$total_time += $end - $start;
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}
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$i++;
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/* get current time */
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$ss_fping_current = microtime(true);
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/* if called from script server, end one second before a timeout occurs */
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if (isset($called_by_script_server) && ($ss_fping_current - $ss_fping_start + ($ping_timeout/1000) + 1) > $script_timeout) {
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$ping_sweeps = $i;
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break;
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}
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}
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if ($failed_results == $ping_sweeps) {
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return 'min:U avg:U max:U dev:U loss:100.00';
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} else {
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$loss = ($failed_results/$ping_sweeps) * 100;
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$avg = $total_time/($ping_sweeps-$failed_results);
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/* calculate standard deviation */
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$predev = 0;
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foreach($time as $sample) {
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$predev += pow(($sample-$avg),2);
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}
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$dev = sqrt($predev / cacti_count($time));
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return sprintf('min:%0.4f avg:%0.4f max:%0.4f dev:%0.4f loss:%0.4f', $min, $avg, $max, $dev, $loss);
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}
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}
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