mirror of
https://github.com/Cacti/cacti.git
synced 2026-11-08 21:16:17 +09:00
Larry Adams
4aa37ea46b
git-svn-id: svn+ssh://repo.cacti.net/var/data/svnroot/cacti/branches/BRANCH_0_8_6/cacti@3158 860744bd-22fc-0310-8c96-e9fe5004b5ca
81 lines
1.8 KiB
PHP
81 lines
1.8 KiB
PHP
<?php
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#!/usr/bin/php -q
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//STANDARD SCRIPT SERVER HEADER!!!
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$no_http_headers = true;
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/* display No errors */
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error_reporting(E_ERROR);
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include_once(dirname(__FILE__) . "/../include/config.php");
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include_once(dirname(__FILE__) . "/../lib/snmp.php");
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include_once(dirname(__FILE__) . "/../lib/ping.php");
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if (!isset($called_by_script_server)) {
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array_shift($_SERVER["argv"]);
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print call_user_func_array("ss_fping", $_SERVER["argv"]);
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}
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//End header.
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function ss_fping($hostname, $ping_sweeps=6, $ping_type="ICMP", $port=80) {
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$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"] = $hostname;
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$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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switch ($ping_type) {
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case "ICMP":
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$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 < $ping_sweeps) {
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$result = $ping->ping(AVAIL_PING,
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$method,
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read_config_option("ping_timeout"),
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1);
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if (!$result) {
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$failed_results++;
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}else{
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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) $min = $ping->ping_status;
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if ($ping->ping_status > $max) $max = $ping->ping_status;
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}
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$i++;
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}
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if ($failed_results == $ping_sweeps) {
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return "loss:100.00";
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}else{
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$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 / 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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?>
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