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- Added class to check network connections via ping

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jengo 2002-02-19 17:51:09 +00:00
parent 14a5e4dbc5
commit 282c4198a4
1 changed files with 109 additions and 0 deletions
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phpgwapi/inc/class.ping.inc.php Executable file
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<?php
/**************************************************************************\
* phpGroupWare API - Ping class *
* This file written by Joseph Engo <jengo@phpgroupware.org> *
* Linux only ping class for detecting network connections *
* Copyright (C) 2001 Joseph Engo *
* -------------------------------------------------------------------------*
* This library is part of the phpGroupWare API *
* http://www.phpgroupware.org/api *
* ------------------------------------------------------------------------ *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 2.1 of the License, *
* or any later version. *
* This library is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
* See the GNU Lesser General Public License for more details. *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
\**************************************************************************/
/* $Id$ */
/* $Source$ */
class ping
{
var $hostname;
var $packet_tx;
var $packet_rx;
var $packet_loss;
var $reponse_min;
var $reponse_max;
var $reponse_avg;
var $reponse_mdev;
var $raw_array_of_data = array();
function ping($hostname)
{
$this->hostname = $hostname;
$this->re_ping();
}
function clear_values()
{
$this->packet_tx = 0;
$this->packet_rx = 0;
$this->packet_loss = 0;
$this->reponse_min = '';
$this->reponse_max = '';
$this->reponse_avg = '';
$this->reponse_mdev = '';
$this->raw_array_of_data = array();
}
function re_ping()
{
$this->clear_values();
$raw_data = `ping -c 5 $this->hostname`;
$this->raw_array_of_data = explode("\n",$raw_data);
$this->parse_times();
$this->parse_responses();
}
function parse_responses()
{
$dl = $this->raw_array_of_data[count($this->raw_array_of_data) - 3];
$values = explode(',',$dl);
$packet_tx = ereg_replace(' packets transmitted','',$values[0]);
$packet_rx = ereg_replace(' packets received','',$values[1]);
$packet_loss = ereg_replace('% packet loss','',$values[2]);
$this->packet_tx = (int)ereg_replace(' ','',$packet_tx);
$this->packet_rx = (int)ereg_replace(' ','',$packet_rx);
$this->packet_loss = (int)ereg_replace(' ','',$packet_loss);
}
function parse_times()
{
$tl = $this->raw_array_of_data[count($this->raw_array_of_data) - 2];
$times_split = explode(' = ',$tl);
$raw_times = $times_split[1];
$raw_times = ereg_replace(' ms','',$raw_times);
$values = explode('/',$raw_times);
$this->response_min = $values[0];
$this->response_avg = $values[1];
$this->response_max = $values[2];
$this->response_mdev = $values[3];
}
function debug_output()
{
echo '<br><b>Debug output</b><hr width="20%" align="left">';
echo '<b>hostname:</b> ' . $this->hostname;
echo '<br><b>tx:</b> ' . $this->packet_tx;
echo '<br><b>rx:</b> ' . $this->packet_rx;
echo '<br><b>loss:</b> ' . $this->packet_loss;
echo '<br><b>min:</b> ' . $this->response_min;
echo '<br><b>max:</b> ' . $this->response_max;
echo '<br><b>avg:</b> ' . $this->response_avg;
echo '<br><b>mdev:</b> ' . $this->response_mdev;
}
}