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Rev Author Line No. Line
2770 rexy 1 
<?php
2 
if (!defined('PSI_CONFIG_FILE')) {
3 
    /**
4 
     * phpSysInfo version
5 
     */
3100 rexy 6 
    define('PSI_VERSION', '3.4.2');
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 
 
92 
    /* default error handler */
93 
    if (function_exists('errorHandlerPsi')) {
94 
        restore_error_handler();
95 
    }
96 
 
97 
    /* fatal errors only */
98 
    $old_err_rep = error_reporting();
99 
    error_reporting(E_ERROR);
100 
 
101 
    /* get git revision */
102 
    if (file_exists(PSI_APP_ROOT.'/.git/HEAD')) {
103 
        $contents = @file_get_contents(PSI_APP_ROOT.'/.git/HEAD');
104 
        if ($contents && preg_match("/^ref:\s+(.*)\/([^\/\s]*)/m", $contents, $matches)) {
105 
            $contents = @file_get_contents(PSI_APP_ROOT.'/.git/'.$matches[1]."/".$matches[2]);
106 
            if ($contents && preg_match("/^([^\s]*)/m", $contents, $revision)) {
107 
                define('PSI_VERSION_STRING', PSI_VERSION ."-".$matches[2]."-".substr($revision[1], 0, 7));
108 
            } else {
109 
                define('PSI_VERSION_STRING', PSI_VERSION ."-".$matches[2]);
110 
            }
111 
        }
112 
    }
113 
    /* get svn revision */
114 
    if (!defined('PSI_VERSION_STRING') && file_exists(PSI_APP_ROOT.'/.svn/entries')) {
115 
        $contents = @file_get_contents(PSI_APP_ROOT.'/.svn/entries');
116 
        if ($contents && preg_match("/dir\n(.+)/", $contents, $matches)) {
117 
            define('PSI_VERSION_STRING', PSI_VERSION."-r".$matches[1]);
118 
        } else {
119 
            define('PSI_VERSION_STRING', PSI_VERSION);
120 
        }
121 
    }
122 
    if (!defined('PSI_VERSION_STRING')) {
123 
        define('PSI_VERSION_STRING', PSI_VERSION);
124 
    }
125 
 
3037 rexy 126 
    if (defined('PSI_ROOTFS') && is_string(PSI_ROOTFS) && (PSI_ROOTFS !== '') && (PSI_ROOTFS !== '/')) {
127 
        $rootfs = PSI_ROOTFS;
128 
        if ($rootfs[0] === '/') {
129 
            define('PSI_ROOT_FILESYSTEM', $rootfs);
130 
        } else {
131 
            define('PSI_ROOT_FILESYSTEM', '');
132 
        }
133 
    } else {
134 
        define('PSI_ROOT_FILESYSTEM', '');
135 
    }
136 
 
2770 rexy 137 
    if (!defined('PSI_OS')) { //if not overloaded in phpsysinfo.ini
138 
        /* get Linux code page */
3100 rexy 139 
        if ((PHP_OS == 'Linux') || (PHP_OS == 'GNU')) {
3037 rexy 140 
            if (file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/sysconfig/i18n')
141 
               || file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/default/locale')
142 
               || file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/locale.conf')
143 
               || file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/sysconfig/language')
144 
               || file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/profile.d/lang.sh')
145 
               || file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/profile.d/i18n.sh')
146 
               || file_exists($fname = PSI_ROOT_FILESYSTEM.'/etc/profile')) {
2770 rexy 147 
                $contents = @file_get_contents($fname);
148 
            } else {
149 
                $contents = false;
3100 rexy 150 
                if (PHP_OS == 'Linux') {
151 
                    if (file_exists(PSI_ROOT_FILESYSTEM.'/system/build.prop')) { //Android
152 
                        define('PSI_OS', 'Android');
153 
                        if ((PSI_ROOT_FILESYSTEM === '') && function_exists('exec') && @exec('uname -o 2>/dev/null', $unameo) && (sizeof($unameo)>0) && (($unameo0 = trim($unameo[0])) != "")) {
154 
                            define('PSI_UNAMEO', $unameo0); // is Android on Termux
155 
                        }
156 
                        if ((PSI_ROOT_FILESYSTEM === '') && !defined('PSI_MODE_POPEN')) { //if not overloaded in phpsysinfo.ini
157 
                            if (!function_exists("proc_open")) { //proc_open function test by executing 'pwd' bbbmand
158 
                                define('PSI_MODE_POPEN', true); //use popen() function - no stderr error handling (but with problems with timeout)
2770 rexy 159 
                            } else {
3100 rexy 160 
                                $out = '';
161 
                                $err = '';
162 
                                $pipes = array();
163 
                                $descriptorspec = array(0=>array("pipe", "r"), 1=>array("pipe", "w"), 2=>array("pipe", "w"));
164 
                                $process = proc_open("pwd 2>/dev/null ", $descriptorspec, $pipes);
165 
                                if (!is_resource($process)) {
166 
                                    define('PSI_MODE_POPEN', true);
167 
                                } else {
168 
                                    $w = null;
169 
                                    $e = null;
2770 rexy 170 
 
3100 rexy 171 
                                    while (!(feof($pipes[1]) && feof($pipes[2]))) {
172 
                                        $read = array($pipes[1], $pipes[2]);
2770 rexy 173 
 
3100 rexy 174 
                                        $n = stream_select($read, $w, $e, 5);
2770 rexy 175 
 
3100 rexy 176 
                                        if (($n === false) || ($n === 0)) {
177 
                                            break;
178 
                                        }
2770 rexy 179 
 
3100 rexy 180 
                                        foreach ($read as $r) {
181 
                                            if ($r == $pipes[1]) {
182 
                                                $out .= fread($r, 4096);
183 
                                            } elseif (feof($pipes[1]) && ($r == $pipes[2])) {//read STDERR after STDOUT
184 
                                                $err .= fread($r, 4096);
185 
                                            }
2770 rexy 186 
                                        }
187 
                                    }
188 
 
3100 rexy 189 
                                    if (($out === null) || (trim($out) == "") || (substr(trim($out), 0, 1) != "/")) {
190 
                                        define('PSI_MODE_POPEN', true);
191 
                                    }
192 
                                    fclose($pipes[0]);
193 
                                    fclose($pipes[1]);
194 
                                    fclose($pipes[2]);
195 
                                    // It is important that you close any pipes before calling
196 
                                    // proc_close in order to avoid a deadlock
197 
                                    proc_close($process);
2770 rexy 198 
                                }
199 
                            }
200 
                        }
3100 rexy 201 
                    } elseif (file_exists(PSI_ROOT_FILESYSTEM.'/var/mobile/Library/Cydia/metadata.cb0')) { //jailbroken iOS with Cydia
202 
                        define('PSI_OS', 'Darwin');
2770 rexy 203 
                    }
204 
                }
205 
            }
206 
            if (!(defined('PSI_SYSTEM_CODEPAGE') && defined('PSI_SYSTEM_LANG')) //also if both not overloaded in phpsysinfo.ini
207 
               && $contents && (preg_match('/^(LANG="?[^"\n]*"?)/m', $contents, $matches)
208 
               || preg_match('/^RC_(LANG="?[^"\n]*"?)/m', $contents, $matches)
209 
               || preg_match('/^\s*export (LANG="?[^"\n]*"?)/m', $contents, $matches))) {
210 
                if (!defined('PSI_SYSTEM_CODEPAGE')) {
3037 rexy 211 
                    if (file_exists($vtfname = PSI_ROOT_FILESYSTEM.'/sys/module/vt/parameters/default_utf8')
2770 rexy 212 
                       && (trim(@file_get_contents($vtfname)) === "1")) {
3100 rexy 213 
                        define('PSI_SYSTEM_CODEPAGE', 'UTF-8');
3037 rexy 214 
                    } elseif ((PSI_ROOT_FILESYSTEM === '') && function_exists('exec') && @exec($matches[1].' locale -k LC_CTYPE 2>/dev/null', $lines)) { //if not overloaded in phpsysinfo.ini
2770 rexy 215 
                        foreach ($lines as $line) {
216 
                            if (preg_match('/^charmap="?([^"]*)/', $line, $matches2)) {
217 
                                define('PSI_SYSTEM_CODEPAGE', $matches2[1]);
218 
                                break;
219 
                            }
220 
                        }
221 
                    }
222 
                }
3037 rexy 223 
                if ((PSI_ROOT_FILESYSTEM === '') && !defined('PSI_SYSTEM_LANG') && function_exists('exec') && @exec($matches[1].' locale 2>/dev/null', $lines2)) { //also if not overloaded in phpsysinfo.ini
2770 rexy 224 
                    foreach ($lines2 as $line) {
225 
                        if (preg_match('/^LC_MESSAGES="?([^\."@]*)/', $line, $matches2)) {
226 
                            $lang = "";
227 
                            if (is_readable(PSI_APP_ROOT.'/data/languages.ini') && ($langdata = @parse_ini_file(PSI_APP_ROOT.'/data/languages.ini', true))) {
228 
                                if (isset($langdata['Linux']['_'.$matches2[1]])) {
229 
                                    $lang = $langdata['Linux']['_'.$matches2[1]];
230 
                                }
231 
                            }
232 
                            if ($lang == "") {
233 
                                $lang = 'Unknown';
234 
                            }
235 
                            define('PSI_SYSTEM_LANG', $lang.' ('.$matches2[1].')');
236 
                            break;
237 
                        }
238 
                    }
239 
                }
240 
            }
241 
        } elseif (PHP_OS == 'Haiku') {
242 
            if (!(defined('PSI_SYSTEM_CODEPAGE') && defined('PSI_SYSTEM_LANG')) //also if both not overloaded in phpsysinfo.ini
3037 rexy 243 
                && (PSI_ROOT_FILESYSTEM === '') && function_exists('exec') && @exec('locale --message 2>/dev/null', $lines)) {
2770 rexy 244 
                foreach ($lines as $line) {
245 
                    if (preg_match('/^"?([^\."]*)\.?([^"]*)/', $line, $matches2)) {
246 
 
3037 rexy 247 
                        if (!defined('PSI_SYSTEM_CODEPAGE') && isset($matches2[2]) && ($matches2[2] !== null) && (trim($matches2[2]) != "")) { //also if not overloaded in phpsysinfo.ini
2770 rexy 248 
                            define('PSI_SYSTEM_CODEPAGE', $matches2[2]);
249 
                        }
250 
 
251 
                        if (!defined('PSI_SYSTEM_LANG')) { //if not overloaded in phpsysinfo.ini
252 
                            $lang = "";
253 
                            if (is_readable(PSI_APP_ROOT.'/data/languages.ini') && ($langdata = @parse_ini_file(PSI_APP_ROOT.'/data/languages.ini', true))) {
254 
                                if (isset($langdata['Linux']['_'.$matches2[1]])) {
255 
                                    $lang = $langdata['Linux']['_'.$matches2[1]];
256 
                                }
257 
                            }
258 
                            if ($lang == "") {
259 
                                $lang = 'Unknown';
260 
                            }
261 
                            define('PSI_SYSTEM_LANG', $lang.' ('.$matches2[1].')');
262 
                        }
263 
                        break;
264 
                    }
265 
                }
266 
            }
3100 rexy 267 
        } elseif ((PHP_OS == 'Darwin') || (defined('PSI_OS') && (PSI_OS == 'Darwin'))){
2770 rexy 268 
            if (!defined('PSI_SYSTEM_LANG') //if not overloaded in phpsysinfo.ini
3037 rexy 269 
                && (PSI_ROOT_FILESYSTEM === '') && function_exists('exec') && @exec('defaults read /Library/Preferences/.GlobalPreferences AppleLocale 2>/dev/null', $lines)) {
2770 rexy 270 
                $lang = "";
271 
                if (is_readable(PSI_APP_ROOT.'/data/languages.ini') && ($langdata = @parse_ini_file(PSI_APP_ROOT.'/data/languages.ini', true))) {
272 
                    if (isset($langdata['Linux']['_'.$lines[0]])) {
273 
                        $lang = $langdata['Linux']['_'.$lines[0]];
274 
                    }
275 
                }
276 
                if ($lang == "") {
277 
                    $lang = 'Unknown';
278 
                }
279 
                define('PSI_SYSTEM_LANG', $lang.' ('.$lines[0].')');
280 
            }
281 
        }
282 
    }
283 
 
2976 rexy 284 
    /* maximum time in seconds a script is allowed to run before it is terminated by the parser */
285 
    if (defined('PSI_MAX_TIMEOUT')) {
286 
        ini_set('max_execution_time', max(intval(PSI_MAX_TIMEOUT), 0));
287 
    } else {
288 
        ini_set('max_execution_time', 30);
289 
    }
290 
 
2770 rexy 291 
    /* executeProgram() timeout value in seconds */
292 
    if (defined('PSI_EXEC_TIMEOUT')) {
293 
        define('PSI_EXEC_TIMEOUT_INT', max(intval(PSI_EXEC_TIMEOUT), 1));
294 
    } else {
295 
        define('PSI_EXEC_TIMEOUT_INT', 30);
296 
    }
297 
 
298 
    /* snmprealwalk() and executeProgram("snmpwalk") number of seconds until the first timeout */
299 
    if (defined('PSI_SNMP_TIMEOUT')) {
300 
        define('PSI_SNMP_TIMEOUT_INT', max(intval(PSI_SNMP_TIMEOUT), 1));
301 
    } else {
302 
        define('PSI_SNMP_TIMEOUT_INT', 3);
303 
    }
304 
 
305 
    /* snmprealwalk() and executeProgram("snmpwalk") number of times to retry if timeouts occur */
306 
    if (defined('PSI_SNMP_RETRY')) {
307 
        define('PSI_SNMP_RETRY_INT', max(intval(PSI_SNMP_RETRY), 0));
308 
    } else {
309 
        define('PSI_SNMP_RETRY_INT', 0);
310 
    }
311 
 
312 
    if (!defined('PSI_OS')) {
313 
        define('PSI_OS', PHP_OS);
314 
    }
315 
 
316 
    if (!defined('PSI_SYSTEM_LANG')) {
317 
        define('PSI_SYSTEM_LANG', null);
318 
    }
319 
    if (!defined('PSI_SYSTEM_CODEPAGE')) { //if not overloaded in phpsysinfo.ini
320 
        if ((PSI_OS=='Android') || (PSI_OS=='Darwin')) {
321 
            define('PSI_SYSTEM_CODEPAGE', 'UTF-8');
322 
        } elseif (PSI_OS=='Minix') {
323 
            define('PSI_SYSTEM_CODEPAGE', 'CP437');
2976 rexy 324 
        } elseif (PSI_OS!='WINNT') {
2770 rexy 325 
            define('PSI_SYSTEM_CODEPAGE', null);
326 
        }
327 
    }
328 
 
329 
    if (!defined('PSI_JSON_ISSUE')) { //if not overloaded in phpsysinfo.ini
330 
        if (!extension_loaded("xml")) {
331 
            die("phpSysInfo requires the xml extension to php in order to work properly.");
332 
        }
333 
        if (simplexml_load_string("<A><B><C/></B>\n</A>") !== simplexml_load_string("<A><B><C/></B></A>")) { // json_encode issue test
334 
            define('PSI_JSON_ISSUE', true); // Problem must be solved
335 
        }
336 
    }
337 
 
338 
    /* restore error level */
339 
    error_reporting($old_err_rep);
340 
 
341 
    /* restore error handler */
342 
    if (function_exists('errorHandlerPsi')) {
343 
        set_error_handler('errorHandlerPsi');
344 
    }
345 
}