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<?php
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if (!defined('PSI_CONFIG_FILE')) {
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/**
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* phpSysInfo version
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*/
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define('PSI_VERSION', '3.3.4');
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/**
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* phpSysInfo configuration
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*/
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define('PSI_CONFIG_FILE', PSI_APP_ROOT.'/phpsysinfo.ini');
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define('ARRAY_EXP', '/^return array \([^;]*\);$/'); //array expression search
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if (!is_readable(PSI_CONFIG_FILE)) {
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echo "ERROR: phpsysinfo.ini does not exist or is not readable by the webserver in the phpsysinfo directory";
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die();
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} elseif (!($config = @parse_ini_file(PSI_CONFIG_FILE, true))) {
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echo "ERROR: phpsysinfo.ini file is not parsable";
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die();
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} else {
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foreach ($config as $name=>$group) {
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if (strtoupper($name)=="MAIN") {
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$name_prefix='PSI_';
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} elseif (strtoupper(substr($name, 0, 7))=="SENSOR_") {
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$name_prefix='PSI_'.strtoupper($name).'_';
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} else {
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$name_prefix='PSI_PLUGIN_'.strtoupper($name).'_';
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}
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foreach ($group as $param=>$value) {
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if ((trim($value)==="") || (trim($value)==="0")) {
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define($name_prefix.strtoupper($param), false);
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} elseif (trim($value)==="1") {
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define($name_prefix.strtoupper($param), true);
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} else {
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if (strstr($value, ',')) {
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define($name_prefix.strtoupper($param), 'return '.var_export(preg_split('/\s*,\s*/', trim($value), -1, PREG_SPLIT_NO_EMPTY), 1).';');
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} else {
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define($name_prefix.strtoupper($param), trim($value));
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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 (defined('PSI_ALLOWED') && is_string(PSI_ALLOWED)) {
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if (preg_match(ARRAY_EXP, PSI_ALLOWED)) {
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$allowed = eval(strtolower(PSI_ALLOWED));
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} else {
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$allowed = array(strtolower(PSI_ALLOWED));
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}
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if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])) {
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$ip = $_SERVER["HTTP_X_FORWARDED_FOR"];
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} else {
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if (isset($_SERVER["HTTP_CLIENT_IP"])) {
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$ip = $_SERVER["HTTP_CLIENT_IP"];
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} else {
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$ip = $_SERVER["REMOTE_ADDR"];
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}
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}
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$ip = preg_replace("/^::ffff:/", "", strtolower($ip));
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if (!in_array($ip, $allowed, true)) {
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echo "Client IP address not allowed";
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die();
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}
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}
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/* default error handler */
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if (function_exists('errorHandlerPsi')) {
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restore_error_handler();
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}
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/* fatal errors only */
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$old_err_rep = error_reporting();
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error_reporting(E_ERROR);
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/* get git revision */
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if (file_exists(PSI_APP_ROOT.'/.git/HEAD')) {
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$contents = @file_get_contents(PSI_APP_ROOT.'/.git/HEAD');
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if ($contents && preg_match("/^ref:\s+(.*)\/([^\/\s]*)/m", $contents, $matches)) {
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$contents = @file_get_contents(PSI_APP_ROOT.'/.git/'.$matches[1]."/".$matches[2]);
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if ($contents && preg_match("/^([^\s]*)/m", $contents, $revision)) {
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define('PSI_VERSION_STRING', PSI_VERSION ."-".$matches[2]."-".substr($revision[1], 0, 7));
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} else {
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define('PSI_VERSION_STRING', PSI_VERSION ."-".$matches[2]);
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}
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}
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}
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/* get svn revision */
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if (!defined('PSI_VERSION_STRING') && file_exists(PSI_APP_ROOT.'/.svn/entries')) {
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$contents = @file_get_contents(PSI_APP_ROOT.'/.svn/entries');
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if ($contents && preg_match("/dir\n(.+)/", $contents, $matches)) {
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define('PSI_VERSION_STRING', PSI_VERSION."-r".$matches[1]);
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} else {
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define('PSI_VERSION_STRING', PSI_VERSION);
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}
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}
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if (!defined('PSI_VERSION_STRING')) {
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define('PSI_VERSION_STRING', PSI_VERSION);
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}
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if (!defined('PSI_OS')) { //if not overloaded in phpsysinfo.ini
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/* get Linux code page */
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if (PHP_OS == 'Linux') {
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if (file_exists($fname = '/etc/sysconfig/i18n')
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|| file_exists($fname = '/etc/default/locale')
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|| file_exists($fname = '/etc/locale.conf')
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|| file_exists($fname = '/etc/sysconfig/language')
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|| file_exists($fname = '/etc/profile.d/lang.sh')
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|| file_exists($fname = '/etc/profile.d/i18n.sh')
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|| file_exists($fname = '/etc/profile')) {
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$contents = @file_get_contents($fname);
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} else {
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$contents = false;
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if (file_exists('/system/build.prop')) { //Android
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define('PSI_OS', 'Android');
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if (function_exists('exec') && @exec('uname -o 2>/dev/null', $unameo) && (sizeof($unameo)>0) && (($unameo0 = trim($unameo[0])) != "")) {
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define('PSI_UNAMEO', $unameo0); // is Android on Termux
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}
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if (!defined('PSI_MODE_POPEN')) { //if not overloaded in phpsysinfo.ini
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if (!function_exists("proc_open")) { //proc_open function test by executing 'pwd' command
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define('PSI_MODE_POPEN', true); //use popen() function - no stderr error handling (but with problems with timeout)
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} else {
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$out = '';
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$err = '';
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$pipes = array();
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$descriptorspec = array(0=>array("pipe", "r"), 1=>array("pipe", "w"), 2=>array("pipe", "w"));
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$process = proc_open("pwd 2>/dev/null ", $descriptorspec, $pipes);
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if (!is_resource($process)) {
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define('PSI_MODE_POPEN', true);
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} else {
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$w = null;
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$e = null;
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while (!(feof($pipes[1]) && feof($pipes[2]))) {
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$read = array($pipes[1], $pipes[2]);
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$n = stream_select($read, $w, $e, 5);
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if (($n === false) || ($n === 0)) {
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break;
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}
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foreach ($read as $r) {
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if ($r == $pipes[1]) {
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$out .= fread($r, 4096);
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} elseif (feof($pipes[1]) && ($r == $pipes[2])) {//read STDERR after STDOUT
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$err .= fread($r, 4096);
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}
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}
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}
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if (is_null($out) || (trim($out) == "") || (substr(trim($out), 0, 1) != "/")) {
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define('PSI_MODE_POPEN', true);
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}
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fclose($pipes[0]);
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fclose($pipes[1]);
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fclose($pipes[2]);
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// It is important that you close any pipes before calling
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// proc_close in order to avoid a deadlock
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proc_close($process);
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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 (!(defined('PSI_SYSTEM_CODEPAGE') && defined('PSI_SYSTEM_LANG')) //also if both not overloaded in phpsysinfo.ini
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&& $contents && (preg_match('/^(LANG="?[^"\n]*"?)/m', $contents, $matches)
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|| preg_match('/^RC_(LANG="?[^"\n]*"?)/m', $contents, $matches)
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|| preg_match('/^\s*export (LANG="?[^"\n]*"?)/m', $contents, $matches))) {
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if (!defined('PSI_SYSTEM_CODEPAGE')) {
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if (file_exists($vtfname = '/sys/module/vt/parameters/default_utf8')
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&& (trim(@file_get_contents($vtfname)) === "1")) {
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define('PSI_SYSTEM_CODEPAGE', 'UTF-8');
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} elseif (function_exists('exec') && @exec($matches[1].' locale -k LC_CTYPE 2>/dev/null', $lines)) { //if not overloaded in phpsysinfo.ini
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foreach ($lines as $line) {
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if (preg_match('/^charmap="?([^"]*)/', $line, $matches2)) {
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define('PSI_SYSTEM_CODEPAGE', $matches2[1]);
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break;
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}
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}
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}
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}
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if (!defined('PSI_SYSTEM_LANG') && function_exists('exec') && @exec($matches[1].' locale 2>/dev/null', $lines2)) { //also if not overloaded in phpsysinfo.ini
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foreach ($lines2 as $line) {
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if (preg_match('/^LC_MESSAGES="?([^\."@]*)/', $line, $matches2)) {
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$lang = "";
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if (is_readable(PSI_APP_ROOT.'/data/languages.ini') && ($langdata = @parse_ini_file(PSI_APP_ROOT.'/data/languages.ini', true))) {
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if (isset($langdata['Linux']['_'.$matches2[1]])) {
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$lang = $langdata['Linux']['_'.$matches2[1]];
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}
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}
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if ($lang == "") {
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$lang = 'Unknown';
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}
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define('PSI_SYSTEM_LANG', $lang.' ('.$matches2[1].')');
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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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} elseif (PHP_OS == 'Haiku') {
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if (!(defined('PSI_SYSTEM_CODEPAGE') && defined('PSI_SYSTEM_LANG')) //also if both not overloaded in phpsysinfo.ini
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&& function_exists('exec') && @exec('locale --message 2>/dev/null', $lines)) {
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foreach ($lines as $line) {
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if (preg_match('/^"?([^\."]*)\.?([^"]*)/', $line, $matches2)) {
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if (!defined('PSI_SYSTEM_CODEPAGE') && isset($matches2[2]) && !is_null($matches2[2]) && (trim($matches2[2]) != "")) { //also if not overloaded in phpsysinfo.ini
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define('PSI_SYSTEM_CODEPAGE', $matches2[2]);
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}
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if (!defined('PSI_SYSTEM_LANG')) { //if not overloaded in phpsysinfo.ini
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$lang = "";
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if (is_readable(PSI_APP_ROOT.'/data/languages.ini') && ($langdata = @parse_ini_file(PSI_APP_ROOT.'/data/languages.ini', true))) {
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if (isset($langdata['Linux']['_'.$matches2[1]])) {
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$lang = $langdata['Linux']['_'.$matches2[1]];
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}
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}
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if ($lang == "") {
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$lang = 'Unknown';
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}
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define('PSI_SYSTEM_LANG', $lang.' ('.$matches2[1].')');
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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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} elseif (PHP_OS == 'Darwin') {
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if (!defined('PSI_SYSTEM_LANG') //if not overloaded in phpsysinfo.ini
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&& function_exists('exec') && @exec('defaults read /Library/Preferences/.GlobalPreferences AppleLocale 2>/dev/null', $lines)) {
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$lang = "";
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if (is_readable(PSI_APP_ROOT.'/data/languages.ini') && ($langdata = @parse_ini_file(PSI_APP_ROOT.'/data/languages.ini', true))) {
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if (isset($langdata['Linux']['_'.$lines[0]])) {
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$lang = $langdata['Linux']['_'.$lines[0]];
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}
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}
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if ($lang == "") {
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$lang = 'Unknown';
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}
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define('PSI_SYSTEM_LANG', $lang.' ('.$lines[0].')');
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}
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}
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}
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/* maximum time in seconds a script is allowed to run before it is terminated by the parser */
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if (defined('PSI_MAX_TIMEOUT')) {
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ini_set('max_execution_time', max(intval(PSI_MAX_TIMEOUT), 0));
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} else {
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ini_set('max_execution_time', 30);
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}
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/* executeProgram() timeout value in seconds */
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if (defined('PSI_EXEC_TIMEOUT')) {
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define('PSI_EXEC_TIMEOUT_INT', max(intval(PSI_EXEC_TIMEOUT), 1));
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} else {
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define('PSI_EXEC_TIMEOUT_INT', 30);
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}
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/* snmprealwalk() and executeProgram("snmpwalk") number of seconds until the first timeout */
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if (defined('PSI_SNMP_TIMEOUT')) {
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define('PSI_SNMP_TIMEOUT_INT', max(intval(PSI_SNMP_TIMEOUT), 1));
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} else {
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define('PSI_SNMP_TIMEOUT_INT', 3);
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}
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/* snmprealwalk() and executeProgram("snmpwalk") number of times to retry if timeouts occur */
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if (defined('PSI_SNMP_RETRY')) {
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define('PSI_SNMP_RETRY_INT', max(intval(PSI_SNMP_RETRY), 0));
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} else {
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define('PSI_SNMP_RETRY_INT', 0);
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}
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if (!defined('PSI_OS')) {
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define('PSI_OS', PHP_OS);
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}
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if (!defined('PSI_SYSTEM_LANG')) {
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define('PSI_SYSTEM_LANG', null);
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}
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if (!defined('PSI_SYSTEM_CODEPAGE')) { //if not overloaded in phpsysinfo.ini
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if ((PSI_OS=='Android') || (PSI_OS=='Darwin')) {
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define('PSI_SYSTEM_CODEPAGE', 'UTF-8');
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} elseif (PSI_OS=='Minix') {
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define('PSI_SYSTEM_CODEPAGE', 'CP437');
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} elseif (PSI_OS!='WINNT') {
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define('PSI_SYSTEM_CODEPAGE', null);
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}
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}
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if (!defined('PSI_JSON_ISSUE')) { //if not overloaded in phpsysinfo.ini
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if (!extension_loaded("xml")) {
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die("phpSysInfo requires the xml extension to php in order to work properly.");
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}
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if (simplexml_load_string("<A><B><C/></B>\n</A>") !== simplexml_load_string("<A><B><C/></B></A>")) { // json_encode issue test
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define('PSI_JSON_ISSUE', true); // Problem must be solved
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}
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}
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/* restore error level */
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error_reporting($old_err_rep);
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/* restore error handler */
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if (function_exists('errorHandlerPsi')) {
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set_error_handler('errorHandlerPsi');
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}
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}
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