566 lines
21 KiB
PHP
566 lines
21 KiB
PHP
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<?php
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/**
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* Linux System Class
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*
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* PHP version 5
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*
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* @category PHP
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* @package PSI_OS
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* @author Michael Cramer <BigMichi1@users.sourceforge.net>
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* @copyright 2009 phpSysInfo
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* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License
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* @version SVN: $Id: class.Linux.inc.php 329 2009-09-07 11:21:44Z bigmichi1 $
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* @link http://phpsysinfo.sourceforge.net
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*/
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/**
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* Linux sysinfo class
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* get all the required information from Linux system
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*
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* @category PHP
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* @package PSI_OS
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* @author Michael Cramer <BigMichi1@users.sourceforge.net>
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* @copyright 2009 phpSysInfo
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* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License
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* @version Release: 3.0
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* @link http://phpsysinfo.sourceforge.net
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*/
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class Linux extends OS
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{
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/**
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* call parent constructor
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*/
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public function __construct()
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{
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parent::__construct();
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}
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/**
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* Hostname
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*
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* @return void
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*/
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private function _hostname()
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{
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if (PSI_USE_VHOST === true) {
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$this->sys->setHostname(getenv('SERVER_NAME'));
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} else {
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if (CommonFunctions::rfts('/proc/sys/kernel/hostname', $result, 1)) {
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$result = trim($result);
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$ip = gethostbyname($result);
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if ($ip != $result) {
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$this->sys->setHostname(gethostbyaddr($ip));
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}
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}
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}
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}
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/**
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* IP
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*
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* @return void
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*/
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private function _ip()
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{
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if (PSI_USE_VHOST === true) {
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$this->sys->setIp(gethostbyname($this->_hostname()));
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} else {
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if (!($result = $_SERVER['SERVER_ADDR'])) {
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$this->sys->setIp(gethostbyname($this->_hostname()));
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} else {
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$this->sys->setIp($result);
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}
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}
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}
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/**
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* Kernel Version
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*
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* @return void
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*/
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private function _kernel()
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{
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if (CommonFunctions::executeProgram('uname', '-r', $strBuf, PSI_DEBUG)) {
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$result = trim($strBuf);
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if (CommonFunctions::executeProgram('uname', '-v', $strBuf, PSI_DEBUG)) {
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if (preg_match('/SMP/', $strBuf)) {
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$result .= ' (SMP)';
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}
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}
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if (CommonFunctions::executeProgram('uname', '-m', $strBuf, PSI_DEBUG)) {
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$result .= ' '.trim($strBuf);
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}
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$this->sys->setKernel($result);
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} else {
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if (CommonFunctions::rfts('/proc/version', $strBuf, 1)) {
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if (preg_match('/version (.*?) /', $strBuf, $ar_buf)) {
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$result = $ar_buf[1];
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if (preg_match('/SMP/', $strBuf)) {
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$result .= ' (SMP)';
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}
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$this->sys->setKernel($result);
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}
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}
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}
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}
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/**
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* UpTime
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* time the system is running
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*
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* @return void
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*/
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private function _uptime()
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{
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CommonFunctions::rfts('/proc/uptime', $buf, 1);
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$ar_buf = preg_split('/ /', $buf);
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$this->sys->setUptime(trim($ar_buf[0]));
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}
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/**
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* Number of Users
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*
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* @return void
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*/
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private function _users()
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{
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if (CommonFunctions::executeProgram('who', '-q', $strBuf, PSI_DEBUG)) {
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$arrWho = preg_split('/=/', $strBuf);
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$this->sys->setUsers($arrWho[1]);
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}
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}
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/**
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* Processor Load
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* optionally create a loadbar
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*
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* @return void
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*/
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private function _loadavg()
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{
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if (CommonFunctions::rfts('/proc/loadavg', $buf)) {
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$result = preg_split("/\s/", $buf, 4);
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// don't need the extra values, only first three
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unset($result[3]);
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$this->sys->setLoad(implode(' ', $result));
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}
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if (PSI_LOAD_BAR) {
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$this->sys->setLoadPercent($this->_parseProcStat('cpu'));
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}
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}
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/**
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* fill the load for a individual cpu, through parsing /proc/stat for the specified cpu
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*
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* @param String $cpuline cpu for which load should be meassured
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*
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* @return Integer
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*/
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private function _parseProcStat($cpuline)
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{
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$load = 0;
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$load2 = 0;
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$total = 0;
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$total2 = 0;
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if (CommonFunctions::rfts('/proc/stat', $buf)) {
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$lines = preg_split("/\n/", $buf, -1, PREG_SPLIT_NO_EMPTY);
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foreach ($lines as $line) {
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if (preg_match('/^'.$cpuline.' (.*)/', $line, $matches)) {
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$ab = 0;
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$ac = 0;
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$ad = 0;
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$ae = 0;
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sscanf($buf, "%*s %Ld %Ld %Ld %Ld", $ab, $ac, $ad, $ae);
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$load = $ab + $ac + $ad; // cpu.user + cpu.sys
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$total = $ab + $ac + $ad + $ae; // cpu.total
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break;
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}
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}
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}
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// we need a second value, wait 1 second befor getting (< 1 second no good value will occour)
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sleep(1);
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if (CommonFunctions::rfts('/proc/stat', $buf)) {
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$lines = preg_split("/\n/", $buf, -1, PREG_SPLIT_NO_EMPTY);
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foreach ($lines as $line) {
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if (preg_match('/^'.$cpuline.' (.*)/', $line, $matches)) {
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$ab = 0;
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$ac = 0;
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$ad = 0;
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$ae = 0;
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sscanf($buf, "%*s %Ld %Ld %Ld %Ld", $ab, $ac, $ad, $ae);
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$load2 = $ab + $ac + $ad;
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$total2 = $ab + $ac + $ad + $ae;
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break;
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}
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}
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}
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if ($total > 0 && $total2 > 0 && $load > 0 && $load2 > 0 && $total2 != $total && $load2 != $load) {
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return (100 * ($load2 - $load)) / ($total2 - $total);
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}
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return 0;
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}
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/**
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* CPU information
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* All of the tags here are highly architecture dependant.
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*
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* @return void
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*/
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private function _cpuinfo()
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{
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if (CommonFunctions::rfts('/proc/cpuinfo', $bufr)) {
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$processors = preg_split('/\s?\n\s?\n/', trim($bufr));
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foreach ($processors as $processor) {
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$dev = new CpuDevice();
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$details = preg_split("/\n/", $processor, -1, PREG_SPLIT_NO_EMPTY);
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foreach ($details as $detail) {
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$arrBuff = preg_split('/\s+:\s+/', trim($detail));
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if (count($arrBuff) == 2) {
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switch (strtolower($arrBuff[0])) {
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case 'processor':
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$dev->setLoad($this->_parseProcStat('cpu'.trim($arrBuff[1])));
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break;
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case 'model name':
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case 'cpu':
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$dev->setModel($arrBuff[1]);
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break;
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case 'cpu mhz':
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case 'clock':
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$dev->setCpuSpeed($arrBuff[1]);
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break;
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case 'cycle frequency [hz]':
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$dev->setCpuSpeed($arrBuff[1] / 1000000);
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break;
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case 'cpu0clktck':
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$dev->setCpuSpeed(hexdec($arrBuff[1]) / 1000000); // Linux sparc64
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break;
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case 'l2 cache':
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case 'cache size':
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$dev->setCache(preg_replace("/[a-zA-Z]/", "", $arrBuff[1]) * 1024);
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break;
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case 'bogomips':
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case 'cpu0bogo':
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$dev->setBogomips($arrBuff[1]);
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break;
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}
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}
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}
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// sparc64 specific code follows
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// This adds the ability to display the cache that a CPU has
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// Originally made by Sven Blumenstein <bazik@gentoo.org> in 2004
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// Modified by Tom Weustink <freshy98@gmx.net> in 2004
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$sparclist = array('SUNW,UltraSPARC@0,0', 'SUNW,UltraSPARC-II@0,0', 'SUNW,UltraSPARC@1c,0', 'SUNW,UltraSPARC-IIi@1c,0', 'SUNW,UltraSPARC-II@1c,0', 'SUNW,UltraSPARC-IIe@0,0');
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foreach ($sparclist as $name) {
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if (CommonFunctions::rfts('/proc/openprom/'.$name.'/ecache-size', $buf, 1, 32, false)) {
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$dev->setCache(base_convert($buf, 16, 10));
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}
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}
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// sparc64 specific code ends
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|
|
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|
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// XScale detection code
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if ($dev->getModel() === "") {
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|
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foreach ($details as $detail) {
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|
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$arrBuff = preg_split('/\s*:\s*/', trim($buf), 2);
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|
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if (count($arrBuff) == 2) {
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switch (strtolower($arrBuff[0])) {
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case 'Processor':
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$dev->setModel($arrBuff[1]);
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break;
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case 'BogoMIPS':
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$dev->setCpuSpeed($arrBuff[1]); //BogoMIPS are not BogoMIPS on this CPU, it's the speed, no BogoMIPS available
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break;
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case 'I size':
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case 'D size':
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if ($dev->getCache() === null) {
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$dev->setCache($arrBuff[1] * 1024);
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} else {
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$dev->setCache($dev->getCache() + ($arrBuff[1] * 1024));
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}
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break;
|
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|
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}
|
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|
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}
|
||
|
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}
|
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|
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}
|
||
|
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if (CommonFunctions::rfts('/proc/acpi/thermal_zone/THRM/temperature', $buf, 1, 4096, false)) {
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$dev->setTemp(substr($buf, 25, 2));
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||
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}
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|
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$this->sys->setCpus($dev);
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||
|
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}
|
||
|
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}
|
||
|
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}
|
||
|
|
/**
|
||
|
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* PCI devices
|
||
|
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*
|
||
|
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* @return void
|
||
|
|
*/
|
||
|
|
private function _pci()
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||
|
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{
|
||
|
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if (!$arrResults = Parser::lspci()) {
|
||
|
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if (CommonFunctions::rfts('/proc/pci', $strBuf, 0, 4096, false)) {
|
||
|
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$booDevice = false;
|
||
|
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$arrBuf = preg_split("/\n/", $strBuf, -1, PREG_SPLIT_NO_EMPTY);
|
||
|
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foreach ($arrBuf as $strLine) {
|
||
|
|
if (preg_match('/Bus/', $strLine)) {
|
||
|
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$booDevice = true;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
if ($booDevice) {
|
||
|
|
list($strKey, $strValue) = preg_split('/: /', $strLine, 2);
|
||
|
|
if (!preg_match('/bridge/i', $strKey) && !preg_match('/USB/i ', $strKey)) {
|
||
|
|
$dev = new HWDevice();
|
||
|
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$dev->setName(preg_replace('/\([^\)]+\)\.$/', '', trim($strValue)));
|
||
|
|
$this->sys->setPciDevices($dev);
|
||
|
|
}
|
||
|
|
$booDevice = false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
foreach ($arrResults as $dev) {
|
||
|
|
$this->sys->setPciDevices($dev);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* IDE devices
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
private function _ide()
|
||
|
|
{
|
||
|
|
$bufd = CommonFunctions::gdc('/proc/ide', false);
|
||
|
|
foreach ($bufd as $file) {
|
||
|
|
if (preg_match('/^hd/', $file)) {
|
||
|
|
$dev = new HWDevice();
|
||
|
|
$dev->setName(trim($file));
|
||
|
|
if (CommonFunctions::rfts("/proc/ide/".$file."/media", $buf, 1)) {
|
||
|
|
if (trim($buf) == 'disk') {
|
||
|
|
if (CommonFunctions::rfts("/proc/ide/".$file."/capacity", $buf, 1, 4096, false) || CommonFunctions::rfts("/sys/block/".$file."/size", $buf, 1, 4096, false)) {
|
||
|
|
$dev->setCapacity(trim($buf) * 512 / 1024);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (CommonFunctions::rfts("/proc/ide/".$file."/model", $buf, 1)) {
|
||
|
|
$dev->setName($dev->getName().": ".trim($buf));
|
||
|
|
}
|
||
|
|
$this->sys->setIdeDevices($dev);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* SCSI devices
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
private function _scsi()
|
||
|
|
{
|
||
|
|
$get_type = false;
|
||
|
|
$device = null;
|
||
|
|
if (CommonFunctions::executeProgram('lsscsi', '-c', $bufr, PSI_DEBUG) || CommonFunctions::rfts('/proc/scsi/scsi', $bufr, 0, 4096, PSI_DEBUG)) {
|
||
|
|
$bufe = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
|
||
|
|
foreach ($bufe as $buf) {
|
||
|
|
if (preg_match('/Vendor: (.*) Model: (.*) Rev: (.*)/i', $buf, $devices)) {
|
||
|
|
$get_type = true;
|
||
|
|
$device = $devices;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
if ($get_type) {
|
||
|
|
preg_match('/Type:\s+(\S+)/i', $buf, $dev_type);
|
||
|
|
$dev = new HWDevice();
|
||
|
|
$dev->setName($device[1].' '.$device[2].' ('.$dev_type[1].')');
|
||
|
|
$this->sys->setScsiDevices($dev);
|
||
|
|
$get_type = false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* USB devices
|
||
|
|
*
|
||
|
|
* @return array
|
||
|
|
*/
|
||
|
|
private function _usb()
|
||
|
|
{
|
||
|
|
$devnum = -1;
|
||
|
|
if (!CommonFunctions::executeProgram('lsusb', '', $bufr, PSI_DEBUG)) {
|
||
|
|
if (CommonFunctions::rfts('/proc/bus/usb/devices', $bufr, 0, 4096, false)) {
|
||
|
|
$bufe = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
|
||
|
|
foreach ($bufe as $buf) {
|
||
|
|
if (preg_match('/^T/', $buf)) {
|
||
|
|
$devnum += 1;
|
||
|
|
$results[$devnum] = "";
|
||
|
|
} elseif (preg_match('/^S:/', $buf)) {
|
||
|
|
list($key, $value) = preg_split('/: /', $buf, 2);
|
||
|
|
list($key, $value2) = preg_split('/=/', $value, 2);
|
||
|
|
if (trim($key) != "SerialNumber") {
|
||
|
|
$results[$devnum] .= " ".trim($value2);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
foreach ($results as $var) {
|
||
|
|
$dev = new HWDevice();
|
||
|
|
$dev->setName($var);
|
||
|
|
$this->sys->setUsbDevices($dev);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$bufe = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
|
||
|
|
foreach ($bufe as $buf) {
|
||
|
|
$device = preg_split("/ /", $buf, 7);
|
||
|
|
if (isset($device[6]) && trim($device[6]) != "") {
|
||
|
|
$dev = new HWDevice();
|
||
|
|
$dev->setName(trim($device[6]));
|
||
|
|
$this->sys->setUsbDevices($dev);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* Network devices
|
||
|
|
* includes also rx/tx bytes
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
private function _network()
|
||
|
|
{
|
||
|
|
if (CommonFunctions::rfts('/proc/net/dev', $bufr)) {
|
||
|
|
$bufe = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
|
||
|
|
foreach ($bufe as $buf) {
|
||
|
|
if (preg_match('/:/', $buf)) {
|
||
|
|
list($dev_name, $stats_list) = preg_split('/:/', $buf, 2);
|
||
|
|
$stats = preg_split('/\s+/', trim($stats_list));
|
||
|
|
$dev = new NetDevice();
|
||
|
|
$dev->setName(trim($dev_name));
|
||
|
|
$dev->setRxBytes($stats[0]);
|
||
|
|
$dev->setTxBytes($stats[8]);
|
||
|
|
$dev->setErrors($stats[2] + $stats[10]);
|
||
|
|
$dev->setDrops($stats[3] + $stats[11]);
|
||
|
|
$this->sys->setNetDevices($dev);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* Physical memory information and Swap Space information
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
private function _memory()
|
||
|
|
{
|
||
|
|
if (CommonFunctions::rfts('/proc/meminfo', $bufr)) {
|
||
|
|
$bufe = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
|
||
|
|
foreach ($bufe as $buf) {
|
||
|
|
if (preg_match('/^MemTotal:\s+(.*)\s*kB/i', $buf, $ar_buf)) {
|
||
|
|
$this->sys->setMemTotal($ar_buf[1] * 1024);
|
||
|
|
} elseif (preg_match('/^MemFree:\s+(.*)\s*kB/i', $buf, $ar_buf)) {
|
||
|
|
$this->sys->setMemFree($ar_buf[1] * 1024);
|
||
|
|
} elseif (preg_match('/^Cached:\s+(.*)\s*kB/i', $buf, $ar_buf)) {
|
||
|
|
$this->sys->setMemCache($ar_buf[1] * 1024);
|
||
|
|
} elseif (preg_match('/^Buffers:\s+(.*)\s*kB/i', $buf, $ar_buf)) {
|
||
|
|
$this->sys->setMemBuffer($ar_buf[1] * 1024);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$this->sys->setMemUsed($this->sys->getMemTotal() - $this->sys->getMemFree());
|
||
|
|
// values for splitting memory usage
|
||
|
|
if ($this->sys->getMemCache() !== null && $this->sys->getMemBuffer() !== null) {
|
||
|
|
$this->sys->setMemApplication($this->sys->getMemUsed() - $this->sys->getMemCache() - $this->sys->getMemBuffer());
|
||
|
|
}
|
||
|
|
if (CommonFunctions::rfts('/proc/swaps', $bufr)) {
|
||
|
|
$swaps = preg_split("/\n/", $bufr, -1, PREG_SPLIT_NO_EMPTY);
|
||
|
|
unset($swaps[0]);
|
||
|
|
foreach ($swaps as $swap) {
|
||
|
|
$ar_buf = preg_split('/\s+/', $swap, 5);
|
||
|
|
$dev = new DiskDevice();
|
||
|
|
$dev->setMountPoint($ar_buf[0]);
|
||
|
|
$dev->setName("SWAP");
|
||
|
|
$dev->setTotal($ar_buf[2] * 1024);
|
||
|
|
$dev->setUsed($ar_buf[3] * 1024);
|
||
|
|
$dev->setFree($dev->getTotal() - $dev->getUsed());
|
||
|
|
$this->sys->setSwapDevices($dev);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* filesystem information
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
private function _filesystems()
|
||
|
|
{
|
||
|
|
$arrResult = Parser::df("-P");
|
||
|
|
foreach ($arrResult as $dev) {
|
||
|
|
$this->sys->setDiskDevices($dev);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* Distribution
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
private function _distro()
|
||
|
|
{
|
||
|
|
$list = @parse_ini_file(APP_ROOT."/data/distros.ini", true);
|
||
|
|
if (!$list) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
// We have the '2> /dev/null' because Ubuntu gives an error on this command which causes the distro to be unknown
|
||
|
|
if (CommonFunctions::executeProgram('lsb_release', '-a 2> /dev/null', $distro_info, PSI_DEBUG)) {
|
||
|
|
$distro_tmp = preg_split("/\n/", $distro_info, -1, PREG_SPLIT_NO_EMPTY);
|
||
|
|
foreach ($distro_tmp as $info) {
|
||
|
|
$info_tmp = preg_split('/:/', $info, 2);
|
||
|
|
$distro[$info_tmp[0]] = trim($info_tmp[1]);
|
||
|
|
if (isset($distro['Distributor ID']) && isset($list[$distro['Distributor ID']]['Image'])) {
|
||
|
|
$this->sys->setDistributionIcon($list[$distro['Distributor ID']]['Image']);
|
||
|
|
}
|
||
|
|
if (isset($distro['Description'])) {
|
||
|
|
$this->sys->setDistribution($distro['Description']);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
// Fall back in case 'lsb_release' does not exist ;)
|
||
|
|
foreach ($list as $section=>$distribution) {
|
||
|
|
if (!isset($distribution["Files"])) {
|
||
|
|
continue;
|
||
|
|
} else {
|
||
|
|
foreach (preg_split("/;/", $distribution["Files"], -1, PREG_SPLIT_NO_EMPTY) as $filename) {
|
||
|
|
if (file_exists($filename)) {
|
||
|
|
CommonFunctions::rfts($filename, $buf);
|
||
|
|
if (isset($distribution["Image"])) {
|
||
|
|
$this->sys->setDistributionIcon($distribution["Image"]);
|
||
|
|
}
|
||
|
|
if (isset($distribution["Name"])) {
|
||
|
|
if ($distribution["Name"] == 'Synology') {
|
||
|
|
$this->sys->setDistribution($distribution["Name"]);
|
||
|
|
} else {
|
||
|
|
$this->sys->setDistribution($distribution["Name"]." ".trim($buf));
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$this->sys->setDistribution(trim($buf));
|
||
|
|
}
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* get the information
|
||
|
|
*
|
||
|
|
* @see PSI_Interface_OS::build()
|
||
|
|
*
|
||
|
|
* @return Void
|
||
|
|
*/
|
||
|
|
function build()
|
||
|
|
{
|
||
|
|
$this->_distro();
|
||
|
|
$this->_ip();
|
||
|
|
$this->_hostname();
|
||
|
|
$this->_kernel();
|
||
|
|
$this->_uptime();
|
||
|
|
$this->_users();
|
||
|
|
$this->_cpuinfo();
|
||
|
|
$this->_pci();
|
||
|
|
$this->_ide();
|
||
|
|
$this->_scsi();
|
||
|
|
$this->_usb();
|
||
|
|
$this->_network();
|
||
|
|
$this->_memory();
|
||
|
|
$this->_filesystems();
|
||
|
|
$this->_loadavg();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
?>
|