<?php
|
/*
|
Copyright (c) 2010, Till Brehm, projektfarm Gmbh and Oliver Vogel www.muv.com
|
All rights reserved.
|
|
Redistribution and use in source and binary forms, with or without modification,
|
are permitted provided that the following conditions are met:
|
|
* Redistributions of source code must retain the above copyright notice,
|
this list of conditions and the following disclaimer.
|
* Redistributions in binary form must reproduce the above copyright notice,
|
this list of conditions and the following disclaimer in the documentation
|
and/or other materials provided with the distribution.
|
* Neither the name of ISPConfig nor the names of its contributors
|
may be used to endorse or promote products derived from this software without
|
specific prior written permission.
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
|
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
|
OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
|
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
*/
|
|
class openvz_tools {
|
/**
|
* Checks, if the server ist a OpenVZ - Host
|
*/
|
|
|
public function isOpenVzHost() {
|
/*
|
* if there is a "/proc/user_beanconters" we have OpenVz "in use"
|
*/
|
if (file_exists('/proc/user_beancounters')) {
|
/*
|
* if "vzctl" exists, it is a host
|
*/
|
system('which vzctl', $retval);
|
if($retval === 0) {
|
return true;
|
}
|
else {
|
return false;
|
}
|
}
|
else {
|
return false;
|
}
|
}
|
|
/**
|
* Checks, if the server ist a OpenVZ - VE
|
*/
|
public function isOpenVzVe() {
|
/*
|
* if there is a "/proc/user_beanconters" we have OpenVz "in use"
|
*/
|
if (file_exists('/proc/user_beancounters')) {
|
/*
|
* if "vzctl" does not exists, it is a VE
|
*/
|
system('which vzctl', $retval);
|
if($retval === 0) {
|
return false;
|
}
|
else {
|
return true;
|
}
|
}
|
else {
|
return false;
|
}
|
}
|
|
/**
|
* Return information about all created VE's at this Host
|
*/
|
public function getOpenVzVeInfo() {
|
/*
|
* If it is not a OpenVz - Host, we have NO VE's
|
*/
|
if (!$this->isOpenVzHost()) {
|
return array();
|
}
|
/*
|
* if it is a OpenVz-Host, we first have to get the VE - List and then parse it to a array
|
*/
|
$output = shell_exec('vzlist -a');
|
|
/* transfer this output-string into a array */
|
$outputArray = explode("\n", $output);
|
|
/* the first list of the output is not needed */
|
array_shift($outputArray);
|
|
/* now process all items of the rest */
|
$res = array();
|
foreach ($outputArray as $item) {
|
/*
|
* eliminate all doubled spaces and spaces at the beginning and end
|
*/
|
while (strpos($item, ' ') !== false) {
|
$item = str_replace(' ', ' ', $item);
|
}
|
$item = trim($item);
|
|
/*
|
* Now get every token and insert it to the array
|
*/
|
if ($item != '') {
|
$tmp = explode(' ', $item);
|
$tmpRes['veid'] = $tmp[0];
|
$tmpRes['nproc'] = $tmp[1];
|
$tmpRes['status'] = $tmp[2];
|
$tmpRes['ip_addr'] = $tmp[3];
|
$tmpRes['hostname'] = $tmp[4];
|
$res[] = $tmpRes;
|
}
|
}
|
|
/* ready */
|
return $res;
|
}
|
|
/**
|
* Return information about the user_beancounters of this VE
|
*/
|
public function getOpenVzVeBeanCounter() {
|
/*
|
* If it is not a OpenVz - VE, we need no beancounter, because we use the beancounter
|
* "inside" of each VE
|
*/
|
if (!$this->isOpenVzVe()) {
|
return "";
|
}
|
/*
|
* if it is a OpenVz-VE, we get the output to a string
|
*/
|
$res = file_get_contents('/proc/user_beancounters');
|
|
/* ready */
|
return $res;
|
}
|
|
}
|
|
?>
|
