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