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<?php
/**
* Skeleton Test class file
*
* @package PhpSecInfo
* @author Ed Finkler <coj@funkatron.com>
*/
/**
* require the main PhpSecInfo class
*/
require_once('PhpSecInfo/PhpSecInfo.php');
define ('PHPSECINFO_TEST_RESULT_OK', -1);
define ('PHPSECINFO_TEST_RESULT_NOTICE', -2);
define ('PHPSECINFO_TEST_RESULT_WARN', -4);
define ('PHPSECINFO_TEST_RESULT_ERROR', -1024);
define ('PHPSECINFO_TEST_RESULT_NOTRUN', -2048);
define ('PHPSECINFO_TEST_COMMON_TMPDIR', '/tmp');
define ('PHPSECINFO_TEST_MOREINFO_BASEURL', 'http://phpsec.org/projects/phpsecinfo/tests/');
/**
* This is a skeleton class for PhpSecInfo tests You should extend this to make a "group" skeleton
* to categorize tests under, then make a subdir with your group name that contains test classes
* extending your group skeleton class.
* @package PhpSecInfo
*/
class PhpSecInfo_Test
{
/**
* This value is used to group test results together.
*
* For example, all tests related to the mysql lib should be grouped under "mysql."
*
* @var string
*/
var $test_group = 'misc';
/**
* This should be a <b>unique</b>, human-readable identifier for this test
*
* @var string
*/
var $test_name = 'misc_test';
/**
* This is the recommended value the test will be looking for
*
* @var mixed
*/
var $recommended_value = "bar";
/**
* The result returned from the test
*
* @var integer
*/
var $_result = PHPSECINFO_TEST_RESULT_NOTRUN;
/**
* The message corresponding to the result of the test
*
* @var string
*/
var $_message;
/**
* the language code. Should be a pointer to the setting in the PhpSecInfo object
*
* @var string
*/
var $_language = PHPSECINFO_LANG_DEFAULT;
/**
* Enter description here...
*
* @var mixed
*/
var $current_value;
/**
* This is a hash of messages that correspond to various test result levels.
*
* There are five messages, each corresponding to one of the result constants
* (PHPSECINFO_TEST_RESULT_OK, PHPSECINFO_TEST_RESULT_NOTICE, PHPSECINFO_TEST_RESULT_WARN,
* PHPSECINFO_TEST_RESULT_ERROR, PHPSECINFO_TEST_RESULT_NOTRUN)
*
*
* @var array array
*/
var $_messages = array();
/**
* Constructor for Test skeleton class
*
* @return PhpSecInfo_Test
*/
function PhpSecInfo_Test() {
//$this->_setTestValues();
$this->_retrieveCurrentValue();
//$this->setRecommendedValue();
$this->_setMessages();
}
/**
* Determines whether or not it's appropriate to run this test (for example, if
* this test is for a particular library, it shouldn't be run if the lib isn't
* loaded).
*
* This is a terrible name, but I couldn't think of a better one atm.
*
* @return boolean
*/
function isTestable() {
return true;
}
/**
* The "meat" of the test. This is where the real test code goes. You should override this when extending
*
* @return integer
*/
function _execTest() {
return PHPSECINFO_TEST_RESULT_NOTRUN;
}
/**
* This function loads up result messages into the $this->_messages array.
*
* Using this method rather than setting $this->_messages directly allows result
* messages to be inherited. This is broken out into a separate function rather
* than the constructor for ease of extension purposes (php4 is whack, man).
*
*/
function _setMessages() {
$this->setMessageForResult(PHPSECINFO_TEST_RESULT_OK, 'en', 'This setting should be safe');
$this->setMessageForResult(PHPSECINFO_TEST_RESULT_NOTICE, 'en', 'This could potentially be a security issue');
$this->setMessageForResult(PHPSECINFO_TEST_RESULT_WARN, 'en', 'This setting may be a serious security problem');
$this->setMessageForResult(PHPSECINFO_TEST_RESULT_ERROR, 'en', 'There was an error running this test');
$this->setMessageForResult(PHPSECINFO_TEST_RESULT_NOTRUN, 'en', 'This test cannot be run');
}
/**
* Placeholder - extend for tests
*
*/
function _retrieveCurrentValue() {
$this->current_value = "foo";
}
/**
* This is the wrapper that executes the test and sets the result code and message
*/
function test() {
$result = $this->_execTest();
$this->_setResult($result);
}
/**
* Retrieves the result
*
* @return integer
*/
function getResult() {
return $this->_result;
}
/**
* Retrieves the message for the current result
*
* @return string
*/
function getMessage() {
if (!isset($this->_message) || empty($this->_message)) {
$this->_setMessage($this->_result, $this->_language);
}
return $this->_message;
}
/**
* Sets the message for a given result code and language
*
* <code>
* $this->setMessageForResult(PHPSECINFO_TEST_RESULT_NOTRUN, 'en', 'This test cannot be run');
* </code>
*
* @param integer $result_code
* @param string $language_code
* @param string $message
*
*/
function setMessageForResult($result_code, $language_code, $message) {
if ( !isset($this->_messages[$result_code]) ) {
$this->_messages[$result_code] = array();
}
if ( !is_array($this->_messages[$result_code]) ) {
$this->_messages[$result_code] = array();
}
$this->_messages[$result_code][$language_code] = $message;
}
/**
* returns the current value. This function should be used to access the
* value for display. All values are cast as strings
*
* @return string
*/
function getCurrentTestValue() {
return $this->getStringValue($this->current_value);
}
/**
* returns the recommended value. This function should be used to access the
* value for display. All values are cast as strings
*
* @return string
*/
function getRecommendedTestValue() {
return $this->getStringValue($this->recommended_value);
}
/**
* Sets the result code
*
* @param integer $result_code
*/
function _setResult($result_code) {
$this->_result = $result_code;
}
/**
* Sets the $this->_message variable based on the passed result and language codes
*
* @param integer $result_code
* @param string $language_code
*/
function _setMessage($result_code, $language_code) {
$messages = $this->_messages[$result_code];
$message = $messages[$language_code];
$this->_message = $message;
}
/**
* Returns a link to a page with detailed information about the test
*
* URL is formatted as PHPSECINFO_TEST_MOREINFO_BASEURL + testName
*
* @see PHPSECINFO_TEST_MOREINFO_BASEURL
*
* @return string|boolean
*/
function getMoreInfoURL() {
if ($tn = $this->getTestName()) {
return PHPSECINFO_TEST_MOREINFO_BASEURL.strtolower("{$tn}.html");
} else {
return false;
}
}
/**
* This retrieves the name of this test.
*
* If a name has not been set, this returns a formatted version of the class name.
*
* @return string
*/
function getTestName() {
if (isset($this->test_name) && !empty($this->test_name)) {
return $this->test_name;
} else {
return ucwords(
str_replace('_', ' ',
get_class($this)
)
);
}
}
/**
* sets the test name
*
* @param string $test_name
*/
function setTestName($test_name) {
$this->test_name = $test_name;
}
/**
* Returns the test group this test belongs to
*
* @return string
*/
function getTestGroup() {
return $this->test_group;
}
/**
* sets the test group
*
* @param string $test_group
*/
function setTestGroup($test_group) {
$this->test_group = $test_group;
}
/**
* This function takes the shorthand notation used in memory limit settings for PHP
* and returns the byte value. Totally stolen from http://us3.php.net/manual/en/function.ini-get.php
*
* <code>
* echo 'post_max_size in bytes = ' . $this->return_bytes(ini_get('post_max_size'));
* </code>
*
* @link http://php.net/manual/en/function.ini-get.php
* @param string $val
* @return integer
*/
function returnBytes($val) {
$val = trim($val);
if ( (int)$val === 0 ) {
return 0;
}
$last = strtolower($val{strlen($val)-1});
switch($last) {
// The 'G' modifier is available since PHP 5.1.0
case 'g':
$val *= 1024;
case 'm':
$val *= 1024;
case 'k':
$val *= 1024;
}
return $val;
}
/**
* This just does the usual PHP string casting, except for
* the boolean FALSE value, where the string "0" is returned
* instead of an empty string
*
* @param mixed $val
* @return string
*/
function getStringValue($val) {
if ($val === FALSE) {
return "0";
} else {
return (string)$val;
}
}
/**
* This method converts the several possible return values from
* allegedly "boolean" ini settings to proper booleans
*
* Properly converted input values are: 'off', 'on', 'false', 'true', '', '0', '1'
* (the last two might not be neccessary, but I'd rather be safe)
*
* If the ini_value doesn't match any of those, the value is returned as-is.
*
* @param string $ini_key the ini_key you need the value of
* @return boolean|mixed
*/
function getBooleanIniValue($ini_key) {
$ini_val = ini_get($ini_key);
switch ( strtolower($ini_val) ) {
case 'off':
return false;
break;
case 'on':
return true;
break;
case 'false':
return false;
break;
case 'true':
return true;
break;
case '0':
return false;
break;
case '1':
return true;
break;
case '':
return false;
break;
default:
return $ini_val;
}
}
/**
* sys_get_temp_dir provides some temp dir detection capability
* that is lacking in versions of PHP that do not have the
* sys_get_temp_dir() function
*
* @return string|NULL
*/
function sys_get_temp_dir() {
// Try to get from environment variable
if ( !empty($_ENV['TMP']) ) {
return realpath( $_ENV['TMP'] );
} else if ( !empty($_ENV['TMPDIR']) ) {
return realpath( $_ENV['TMPDIR'] );
} else if ( !empty($_ENV['TEMP']) ) {
return realpath( $_ENV['TEMP'] );
} else {
return NULL;
}
}
/**
* A quick function to determine whether we're running on Windows.
* Uses the PHP_OS constant.
*
* @return boolean
*/
function osIsWindows() {
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
return true;
} else {
return false;
}
}
/**
* Returns an array of data returned from the UNIX 'id' command
*
* includes uid, username, gid, groupname, and groups (if "exec"
* is enabled). Groups is an array of all the groups the user
* belongs to. Keys are the group ids, values are the group names.
*
* returns FALSE if no suitable function is available to retrieve
* the data
*
* @return array|boolean
*/
function getUnixId() {
if ($this->osIsWindows()) {
return false;
} elseif (function_exists("exec")
&& !PhpSecInfo_Test::getBooleanIniValue('safe_mode')) {
$id_raw = exec('id');
// uid=1000(coj) gid=1000(coj) groups=1000(coj),1001(admin)
preg_match( "|uid=(\d+)\((\S+)\)\s+gid=(\d+)\((\S+)\)\s+groups=(.+)|i",
$id_raw,
$matches);
$id_data = array( 'uid'=>$matches[1],
'username'=>$matches[2],
'gid'=>$matches[3],
'group'=>$matches[4] );
if ($matches[5]) {
$gs = $matches[5];
$gs = explode(',', $gs);
foreach ($gs as $groupstr) {
preg_match("/(\d+)\(([^\)]+)\)/", $groupstr, $subs);
$groups[$subs[1]] = $subs[2];
}
ksort($groups);
$id_data['groups'] = $groups;
}
return $id_data;
} elseif (function_exists("posix_getpwuid")
&& function_exists("posix_geteuid")
&& function_exists('posix_getgrgid')
&& function_exists('posix_getgroups') ) {
$data = posix_getpwuid( posix_getuid() );
$id_data['uid'] = $data['uid'];
$id_data['username'] = $data['name'];
$id_data['gid'] = $data['gid'];
//$group_data = posix_getgrgid( posix_getegid() );
//$id_data['group'] = $group_data['name'];
$groups = posix_getgroups();
foreach ( $groups as $gid ) {
//$group_data = posix_getgrgid(posix_getgid());
$id_data['groups'][$gid] = '<unknown>';
}
}
return false;
}
}
| .. | |||||
| CGI | |||||
| Core | |||||
| Curl | |||||
| Session | |||||
| Test.php | |||||
| Test_Cgi.php | |||||
| Test_Core.php | |||||
| Test_Curl.php | |||||
| Test_Session.php |