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Rev Author Line No. Line
2770 rexy 1 
<?php
2 
if (!defined('PSI_CONFIG_FILE')) {
3 
    /**
4 
     * phpSysInfo version
5 
     */
3179 rexy 6 
    define('PSI_VERSION', '3.4.3');
2770 rexy 7 
    /**
8 
     * phpSysInfo configuration
9 
     */
10 
    define('PSI_CONFIG_FILE', PSI_APP_ROOT.'/phpsysinfo.ini');
11 
 
12 
    define('ARRAY_EXP', '/^return array \([^;]*\);$/'); //array expression search
13 
 
14 
    if (!is_readable(PSI_CONFIG_FILE)) {
15 
        echo "ERROR: phpsysinfo.ini does not exist or is not readable by the webserver in the phpsysinfo directory";
16 
        die();
17 
    } elseif (!($config = @parse_ini_file(PSI_CONFIG_FILE, true))) {
18 
        echo "ERROR: phpsysinfo.ini file is not parsable";
19 
        die();
20 
    } else {
21 
        foreach ($config as $name=>$group) {
22 
            if (strtoupper($name)=="MAIN") {
23 
                $name_prefix='PSI_';
24 
            } elseif (strtoupper(substr($name, 0, 7))=="SENSOR_") {
25 
                $name_prefix='PSI_'.strtoupper($name).'_';
26 
            } else {
27 
                $name_prefix='PSI_PLUGIN_'.strtoupper($name).'_';
28 
            }
29 
            foreach ($group as $param=>$value) {
30 
                if ((trim($value)==="") || (trim($value)==="0")) {
31 
                    define($name_prefix.strtoupper($param), false);
32 
                } elseif (trim($value)==="1") {
33 
                    define($name_prefix.strtoupper($param), true);
34 
                } else {
3100 rexy 35 
                    if ((($paramup = strtoupper($param)) !== 'WMI_PASSWORD') && ($paramup !== 'SSH_PASSWORD') && strstr($value, ',')) {
36 
                        define($name_prefix.$paramup, 'return '.var_export(preg_split('/\s*,\s*/', trim($value), -1, PREG_SPLIT_NO_EMPTY), 1).';');
2770 rexy 37 
                    } else {
3100 rexy 38 
                        define($name_prefix.$paramup, trim($value));
2770 rexy 39 
                    }
40 
                }
41 
            }
42 
        }
43 
    }
44 
 
45 
    if (defined('PSI_ALLOWED') && is_string(PSI_ALLOWED)) {
46 
        if (preg_match(ARRAY_EXP, PSI_ALLOWED)) {
47 
            $allowed = eval(strtolower(PSI_ALLOWED));
48 
        } else {
49 
            $allowed = array(strtolower(PSI_ALLOWED));
50 
        }
51 
 
52 
        if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])) {
53 
            $ip = $_SERVER["HTTP_X_FORWARDED_FOR"];
54 
        } else {
55 
            if (isset($_SERVER["HTTP_CLIENT_IP"])) {
56 
                $ip = $_SERVER["HTTP_CLIENT_IP"];
57 
            } else {
58 
                $ip = $_SERVER["REMOTE_ADDR"];
59 
            }
60 
        }
61 
        $ip = preg_replace("/^::ffff:/", "", strtolower($ip));
62 
 
3100 rexy 63 
        $ip_decimal = ip2long($ip);
64 
        if ($ip_decimal === false) {
65 
            echo "Client IP wrong address (".$ip."). Client not allowed.";
2770 rexy 66 
            die();
67 
        }
3100 rexy 68 
 
69 
        // code based on https://gist.github.com/tott/7684443
70 
        $was = false;
71 
        foreach ($allowed as $allow) {
72 
            if (strpos($allow, '/') === false) {
73 
                    $was = ($allow === $ip);
74 
            } else {
75 
                  list($allow, $netmask) = explode('/', $allow, 2);
76 
                  $allow_decimal = ip2long($allow);
77 
                  $wildcard_decimal = pow(2, (32 - $netmask)) - 1;
78 
                  $netmask_decimal = ~$wildcard_decimal;
79 
                $was = (($ip_decimal & $netmask_decimal) === ($allow_decimal & $netmask_decimal));
80 
            }
81 
            if ($was) {
82 
               break;
83 
            }
84 
        }
85 
 
86 
        if (!$was) {
87 
            echo "Client IP address (".$ip.") not allowed.";
88 
            die();
89 
        }
2770 rexy 90 
    }
91 
 
3179 rexy 92 
    if (isset($_GET['jsonp']) && (!defined('PSI_JSONP') || !PSI_JSONP)) {
93 
        echo "JSONP data mode not enabled in phpsysinfo.ini.";
94 
        die();
95 
    }
96 
 
2770 rexy 97 
    /* default error handler */
98 
    if (function_exists('errorHandlerPsi')) {
99 
        restore_error_handler();
100 
    }
101 
 
102 
    /* fatal errors only */
103 
    $old_err_rep = error_reporting();
104 
    error_reporting(E_ERROR);
105 
 
106 
    /* get git revision */
107 
    if (file_exists(PSI_APP_ROOT.'/.git/HEAD')) {
108 
        $contents = @file_get_contents(PSI_APP_ROOT.'/.git/HEAD');
109 
        if ($contents && preg_match("/^ref:\s+(.*)\/([^\/\s]*)/m", $contents, $matches)) {
110 
            $contents = @file_get_contents(PSI_APP_ROOT.'/.git/'.$matches[1]."/".$matches[2]);
111 
            if ($contents && preg_match("/^([^\s]*)/m", $contents, $revision)) {
112 
                define('PSI_VERSION_STRING', PSI_VERSION ."-".$matches[2]."-".substr($revision[1], 0, 7));
113 
            } else {
114 
                define('PSI_VERSION_STRING', PSI_VERSION ."-".$matches[2]);
115 
            }
116 
        }
117 
    }
118 
    /* get svn revision */
119 
    if (!defined('PSI_VERSION_STRING') && file_exists(PSI_APP_ROOT.'/.svn/entries')) {
120 
        $contents = @file_get_contents(PSI_APP_ROOT.'/.svn/entries');
121 
        if ($contents && preg_match("/dir\n(.+)/", $contents, $matches)) {
122 
            define('PSI_VERSION_STRING', PSI_VERSION."-r".$matches[1]);
123 
        } else {
124 
            define('PSI_VERSION_STRING', PSI_VERSION);
125 
        }
126 
    }
127 
    if (!defined('PSI_VERSION_STRING')) {
128 
        define('PSI_VERSION_STRING', PSI_VERSION);
129 
    }
130 
 
3037 rexy 131 
    if (defined('PSI_ROOTFS') && is_string(PSI_ROOTFS) && (PSI_ROOTFS !== '') && (PSI_ROOTFS !== '/')) {
132 
        $rootfs = PSI_ROOTFS;
133 
        if ($rootfs[0] === '/') {
134 
            define('PSI_ROOT_FILESYSTEM', $rootfs);
135 
        } else {
136 
            define('PSI_ROOT_FILESYSTEM', '');
137 
        }
138 
    } else {
139 
        define('PSI_ROOT_FILESYSTEM', '');
140 
    }
141 
 
2770 rexy 142 
    if (!defined('PSI_OS')) { //if not overloaded in phpsysinfo.ini
143 
        /* get Linux code page */
3100 rexy 144 
        if ((PHP_OS == 'Linux') || (PHP_OS == 'GNU')) {
3037 rexy 145 
            if (file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/sysconfig/i18n')
146 
               || file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/default/locale')
147 
               || file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/locale.conf')
148 
               || file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/sysconfig/language')
149 
               || file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/profile.d/lang.sh')
150 
               || file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/profile.d/i18n.sh')
151 
               || file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/profile')) {
2770 rexy 152 
                $contents = @file_get_contents($fname);
153 
            } else {
154 
                $contents = false;
3100 rexy 155 
                if (PHP_OS == 'Linux') {
156 
                    if (file_exists(PSI_ROOT_FILESYSTEM.'/system/build.prop')) { //Android
157 
                        define('PSI_OS', 'Android');
158 
                        if ((PSI_ROOT_FILESYSTEM === '') && function_exists('exec') && @exec('uname -o 2>/dev/null', $unameo) && (sizeof($unameo)>0) && (($unameo0 = trim($unameo[0])) != "")) {
159 
                            define('PSI_UNAMEO', $unameo0); // is Android on Termux
160 
                        }
161 
                        if ((PSI_ROOT_FILESYSTEM === '') && !defined('PSI_MODE_POPEN')) { //if not overloaded in phpsysinfo.ini
162 
                            if (!function_exists("proc_open")) { //proc_open function test by executing 'pwd' bbbmand
163 
                                define('PSI_MODE_POPEN', true); //use popen() function - no stderr error handling (but with problems with timeout)
2770 rexy 164 
                            } else {
3100 rexy 165 
                                $out = '';
166 
                                $err = '';
167 
                                $pipes = array();
168 
                                $descriptorspec = array(0=>array("pipe", "r"), 1=>array("pipe", "w"), 2=>array("pipe", "w"));
169 
                                $process = proc_open("pwd 2>/dev/null ", $descriptorspec, $pipes);
170 
                                if (!is_resource($process)) {
171 
                                    define('PSI_MODE_POPEN', true);
172 
                                } else {
173 
                                    $w = null;
174 
                                    $e = null;
2770 rexy 175 
 
3100 rexy 176 
                                    while (!(feof($pipes[1]) && feof($pipes[2]))) {
177 
                                        $read = array($pipes[1], $pipes[2]);
2770 rexy 178 
 
3100 rexy 179 
                                        $n = stream_select($read, $w, $e, 5);
2770 rexy 180 
 
3100 rexy 181 
                                        if (($n === false) || ($n === 0)) {
182 
                                            break;
183 
                                        }
2770 rexy 184 
 
3100 rexy 185 
                                        foreach ($read as $r) {
186 
                                            if ($r == $pipes[1]) {
187 
                                                $out .= fread($r, 4096);
188 
                                            } elseif (feof($pipes[1]) && ($r == $pipes[2])) {//read STDERR after STDOUT
189 
                                                $err .= fread($r, 4096);
190 
                                            }
2770 rexy 191 
                                        }
192 
                                    }
193 
 
3100 rexy 194 
                                    if (($out === null) || (trim($out) == "") || (substr(trim($out), 0, 1) != "/")) {
195 
                                        define('PSI_MODE_POPEN', true);
196 
                                    }
197 
                                    fclose($pipes[0]);
198 
                                    fclose($pipes[1]);
199 
                                    fclose($pipes[2]);
200 
                                    // It is important that you close any pipes before calling
201 
                                    // proc_close in order to avoid a deadlock
202 
                                    proc_close($process);
2770 rexy 203 
                                }
204 
                            }
205 
                        }
3100 rexy 206 
                    } elseif (file_exists(PSI_ROOT_FILESYSTEM.'/var/mobile/Library/Cydia/metadata.cb0')) { //jailbroken iOS with Cydia
207 
                        define('PSI_OS', 'Darwin');
2770 rexy 208 
                    }
209 
                }
210 
            }
211 
            if (!(defined('PSI_SYSTEM_CODEPAGE') && defined('PSI_SYSTEM_LANG')) //also if both not overloaded in phpsysinfo.ini
212 
               && $contents && (preg_match('/^(LANG="?[^"\n]*"?)/m', $contents, $matches)
213 
               || preg_match('/^RC_(LANG="?[^"\n]*"?)/m', $contents, $matches)
214 
               || preg_match('/^\s*export (LANG="?[^"\n]*"?)/m', $contents, $matches))) {
215 
                if (!defined('PSI_SYSTEM_CODEPAGE')) {
3037 rexy 216 
                    if (file_exists($vtfname = PSI_ROOT_FILESYSTEM.'/sys/module/vt/parameters/default_utf8')
2770 rexy 217 
                       && (trim(@file_get_contents($vtfname)) === "1")) {
3100 rexy 218 
                        define('PSI_SYSTEM_CODEPAGE', 'UTF-8');
3037 rexy 219 
                    } elseif ((PSI_ROOT_FILESYSTEM === '') && function_exists('exec') && @exec($matches[1].' locale -k LC_CTYPE 2>/dev/null', $lines)) { //if not overloaded in phpsysinfo.ini
2770 rexy 220 
                        foreach ($lines as $line) {
221 
                            if (preg_match('/^charmap="?([^"]*)/', $line, $matches2)) {
222 
                                define('PSI_SYSTEM_CODEPAGE', $matches2[1]);
223 
                                break;
224 
                            }
225 
                        }
226 
                    }
227 
                }
3037 rexy 228 
                if ((PSI_ROOT_FILESYSTEM === '') && !defined('PSI_SYSTEM_LANG') && function_exists('exec') && @exec($matches[1].' locale 2>/dev/null', $lines2)) { //also if not overloaded in phpsysinfo.ini
2770 rexy 229 
                    foreach ($lines2 as $line) {
230 
                        if (preg_match('/^LC_MESSAGES="?([^\."@]*)/', $line, $matches2)) {
231 
                            $lang = "";
232 
                            if (is_readable(PSI_APP_ROOT.'/data/languages.ini') && ($langdata = @parse_ini_file(PSI_APP_ROOT.'/data/languages.ini', true))) {
233 
                                if (isset($langdata['Linux']['_'.$matches2[1]])) {
234 
                                    $lang = $langdata['Linux']['_'.$matches2[1]];
235 
                                }
236 
                            }
237 
                            if ($lang == "") {
238 
                                $lang = 'Unknown';
239 
                            }
240 
                            define('PSI_SYSTEM_LANG', $lang.' ('.$matches2[1].')');
241 
                            break;
242 
                        }
243 
                    }
244 
                }
245 
            }
246 
        } elseif (PHP_OS == 'Haiku') {
247 
            if (!(defined('PSI_SYSTEM_CODEPAGE') && defined('PSI_SYSTEM_LANG')) //also if both not overloaded in phpsysinfo.ini
3037 rexy 248 
                && (PSI_ROOT_FILESYSTEM === '') && function_exists('exec') && @exec('locale --message 2>/dev/null', $lines)) {
2770 rexy 249 
                foreach ($lines as $line) {
250 
                    if (preg_match('/^"?([^\."]*)\.?([^"]*)/', $line, $matches2)) {
251 
 
3037 rexy 252 
                        if (!defined('PSI_SYSTEM_CODEPAGE') && isset($matches2[2]) && ($matches2[2] !== null) && (trim($matches2[2]) != "")) { //also if not overloaded in phpsysinfo.ini
2770 rexy 253 
                            define('PSI_SYSTEM_CODEPAGE', $matches2[2]);
254 
                        }
255 
 
256 
                        if (!defined('PSI_SYSTEM_LANG')) { //if not overloaded in phpsysinfo.ini
257 
                            $lang = "";
258 
                            if (is_readable(PSI_APP_ROOT.'/data/languages.ini') && ($langdata = @parse_ini_file(PSI_APP_ROOT.'/data/languages.ini', true))) {
259 
                                if (isset($langdata['Linux']['_'.$matches2[1]])) {
260 
                                    $lang = $langdata['Linux']['_'.$matches2[1]];
261 
                                }
262 
                            }
263 
                            if ($lang == "") {
264 
                                $lang = 'Unknown';
265 
                            }
266 
                            define('PSI_SYSTEM_LANG', $lang.' ('.$matches2[1].')');
267 
                        }
268 
                        break;
269 
                    }
270 
                }
271 
            }
3100 rexy 272 
        } elseif ((PHP_OS == 'Darwin') || (defined('PSI_OS') && (PSI_OS == 'Darwin'))){
2770 rexy 273 
            if (!defined('PSI_SYSTEM_LANG') //if not overloaded in phpsysinfo.ini
3037 rexy 274 
                && (PSI_ROOT_FILESYSTEM === '') && function_exists('exec') && @exec('defaults read /Library/Preferences/.GlobalPreferences AppleLocale 2>/dev/null', $lines)) {
2770 rexy 275 
                $lang = "";
276 
                if (is_readable(PSI_APP_ROOT.'/data/languages.ini') && ($langdata = @parse_ini_file(PSI_APP_ROOT.'/data/languages.ini', true))) {
277 
                    if (isset($langdata['Linux']['_'.$lines[0]])) {
278 
                        $lang = $langdata['Linux']['_'.$lines[0]];
279 
                    }
280 
                }
281 
                if ($lang == "") {
282 
                    $lang = 'Unknown';
283 
                }
284 
                define('PSI_SYSTEM_LANG', $lang.' ('.$lines[0].')');
285 
            }
286 
        }
287 
    }
288 
 
2976 rexy 289 
    /* maximum time in seconds a script is allowed to run before it is terminated by the parser */
290 
    if (defined('PSI_MAX_TIMEOUT')) {
291 
        ini_set('max_execution_time', max(intval(PSI_MAX_TIMEOUT), 0));
292 
    } else {
293 
        ini_set('max_execution_time', 30);
294 
    }
295 
 
2770 rexy 296 
    /* executeProgram() timeout value in seconds */
297 
    if (defined('PSI_EXEC_TIMEOUT')) {
298 
        define('PSI_EXEC_TIMEOUT_INT', max(intval(PSI_EXEC_TIMEOUT), 1));
299 
    } else {
300 
        define('PSI_EXEC_TIMEOUT_INT', 30);
301 
    }
302 
 
303 
    /* snmprealwalk() and executeProgram("snmpwalk") number of seconds until the first timeout */
304 
    if (defined('PSI_SNMP_TIMEOUT')) {
305 
        define('PSI_SNMP_TIMEOUT_INT', max(intval(PSI_SNMP_TIMEOUT), 1));
306 
    } else {
307 
        define('PSI_SNMP_TIMEOUT_INT', 3);
308 
    }
309 
 
310 
    /* snmprealwalk() and executeProgram("snmpwalk") number of times to retry if timeouts occur */
311 
    if (defined('PSI_SNMP_RETRY')) {
312 
        define('PSI_SNMP_RETRY_INT', max(intval(PSI_SNMP_RETRY), 0));
313 
    } else {
314 
        define('PSI_SNMP_RETRY_INT', 0);
315 
    }
316 
 
317 
    if (!defined('PSI_OS')) {
318 
        define('PSI_OS', PHP_OS);
319 
    }
320 
 
321 
    if (!defined('PSI_SYSTEM_LANG')) {
322 
        define('PSI_SYSTEM_LANG', null);
323 
    }
324 
    if (!defined('PSI_SYSTEM_CODEPAGE')) { //if not overloaded in phpsysinfo.ini
325 
        if ((PSI_OS=='Android') || (PSI_OS=='Darwin')) {
326 
            define('PSI_SYSTEM_CODEPAGE', 'UTF-8');
327 
        } elseif (PSI_OS=='Minix') {
328 
            define('PSI_SYSTEM_CODEPAGE', 'CP437');
2976 rexy 329 
        } elseif (PSI_OS!='WINNT') {
2770 rexy 330 
            define('PSI_SYSTEM_CODEPAGE', null);
331 
        }
332 
    }
333 
 
334 
    if (!defined('PSI_JSON_ISSUE')) { //if not overloaded in phpsysinfo.ini
3179 rexy 335 
        if (!extension_loaded("simplexml")) {
336 
            die("phpSysInfo requires the simplexml extension to php in order to work properly.");
2770 rexy 337 
        }
338 
        if (simplexml_load_string("<A><B><C/></B>\n</A>") !== simplexml_load_string("<A><B><C/></B></A>")) { // json_encode issue test
339 
            define('PSI_JSON_ISSUE', true); // Problem must be solved
340 
        }
341 
    }
342 
 
343 
    /* restore error level */
344 
    error_reporting($old_err_rep);
345 
 
346 
    /* restore error handler */
347 
    if (function_exists('errorHandlerPsi')) {
348 
        set_error_handler('errorHandlerPsi');
349 
    }
350 
}