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| Dir : /home/trave494/yourdogstore.kerihosting.com/wp-content/plugins/wordfence/lib/wfActivityReport.php |
<?php
if (defined('WORDFENCE_VERSION')) {
class wfActivityReport {
const BLOCK_TYPE_COMPLEX = 'complex';
const BLOCK_TYPE_BRUTE_FORCE = 'bruteforce';
const BLOCK_TYPE_BLACKLIST = 'blacklist';
/**
* @var int
*/
private $limit = 10;
/**
* @var wpdb
*/
private $db;
/**
* @param int $limit
*/
public function __construct($limit = 10) {
global $wpdb;
$this->db = $wpdb;
$this->limit = $limit;
}
/**
* Schedule the activity report cron job.
*/
public static function scheduleCronJob() {
self::clearCronJobs();
if (!wfConfig::get('email_summary_enabled', 1)) {
return;
}
if (is_main_site()) {
list(, $end_time) = wfActivityReport::getReportDateRange();
wp_schedule_single_event($end_time, 'wordfence_email_activity_report');
}
}
/**
* Remove the activity report cron job.
*/
public static function disableCronJob() {
self::clearCronJobs();
}
public static function clearCronJobs() {
wp_clear_scheduled_hook('wordfence_email_activity_report');
}
/**
* Send out the report and reschedule the next report's cron job.
*/
public static function executeCronJob() {
if (!wfConfig::get('email_summary_enabled', 1)) {
return;
}
$emails = wfConfig::getAlertEmails();
if (count($emails)) {
$report = new self();
$report->sendReportViaEmail($emails);
}
self::scheduleCronJob();
}
/**
* Output a compact version of the email for the WP dashboard.
*/
public static function outputDashboardWidget() {
$report = new self(5);
echo $report->toWidgetView();
}
/**
* @return array
*/
public static function getReportDateRange() {
$interval = wfConfig::get('email_summary_interval', 'weekly');
$offset = get_option('gmt_offset');
return self::_getReportDateRange($interval, $offset);
}
/**
* Testable code.
*
* @param string $interval
* @param int $offset
* @param null $time
* @return array
*/
public static function _getReportDateRange($interval = 'weekly', $offset = 0, $time = null) {
if ($time === null) {
$time = time();
}
$day = (int) gmdate('w', $time);
$month = (int) gmdate("n", $time);
$day_of_month = (int) gmdate("j", $time);
$year = (int) gmdate("Y", $time);
$start_time = 0;
$end_time = 0;
switch ($interval) {
// Send a report 4pm every day
case 'daily':
$start_time = gmmktime(16, 0, 0, $month, $day_of_month, $year) + (-$offset * 60 * 60);
$end_time = $start_time + 86400;
break;
// Send a report 4pm every Monday
case 'weekly':
$start_time = gmmktime(16, 0, 0, $month, $day_of_month - $day + 1, $year) + (-$offset * 60 * 60);
$end_time = $start_time + (86400 * 7);
break;
// Send a report at 4pm the first of every month
case 'monthly':
$start_time = gmmktime(16, 0, 0, $month, 1, $year) + (-$offset * 60 * 60);
$end_time = gmmktime(16, 0, 0, $month + 1, 1, $year) + (-$offset * 60 * 60);
break;
}
return array($start_time, $end_time);
}
/**
* @return int
*/
public static function getReportDateFrom() {
$interval = wfConfig::get('email_summary_interval', 'weekly');
return self::_getReportDateFrom($interval);
}
/**
* @param string $interval
* @param null $time
* @return int
*/
public static function _getReportDateFrom($interval = 'weekly', $time = null) {
if ($time === null) {
$time = time();
}
// weekly
$from = $time - (86400 * 7);
switch ($interval) {
case 'daily':
$from = $time - 86400;
break;
// Send a report at 4pm the first of every month
case 'monthly':
$from = strtotime('-1 month', $time);
break;
}
return $from;
}
/**
* @return array
*/
public function getFullReport() {
$start_time = microtime(true);
$remainder = 0;
$recent_firewall_activity = $this->getRecentFirewallActivity($this->limit, $remainder);
return array(
'top_ips_blocked' => $this->getTopIPsBlocked($this->limit),
'top_countries_blocked' => $this->getTopCountriesBlocked($this->limit),
'top_failed_logins' => $this->getTopFailedLogins($this->limit),
'recent_firewall_activity' => $recent_firewall_activity,
'omitted_firewall_activity'=> $remainder,
'recently_modified_files' => $this->getRecentFilesModified($this->limit),
'updates_needed' => $this->getUpdatesNeeded(),
'microseconds' => microtime(true) - $start_time,
);
}
/**
* @return array
*/
public function getWidgetReport() {
$start_time = microtime(true);
return array(
'top_ips_blocked' => $this->getTopIPsBlocked($this->limit),
'top_countries_blocked' => $this->getTopCountriesBlocked($this->limit),
'top_failed_logins' => $this->getTopFailedLogins($this->limit),
'updates_needed' => $this->getUpdatesNeeded(),
'microseconds' => microtime(true) - $start_time,
);
}
public function getBlockedCount($maxAgeDays = null, $grouping = null) {
$maxAgeDays = (int) $maxAgeDays;
if ($maxAgeDays <= 0) {
$interval = 'FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 7 day)) / 86400)';
switch (wfConfig::get('email_summary_interval', 'weekly')) {
case 'daily':
$interval = 'FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 1 day)) / 86400)';
break;
case 'monthly':
$interval = 'FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 1 month)) / 86400)';
break;
}
}
else {
$interval = 'FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval ' . $maxAgeDays . ' day)) / 86400)';
}
//Possible values for blockType: throttle, manual, brute, fakegoogle, badpost, country, advanced, blacklist, waf
$groupingWHERE = '';
switch ($grouping) {
case self::BLOCK_TYPE_COMPLEX:
$groupingWHERE = ' AND blockType IN ("fakegoogle", "badpost", "country", "advanced", "waf")';
break;
case self::BLOCK_TYPE_BRUTE_FORCE:
$groupingWHERE = ' AND blockType IN ("throttle", "brute")';
break;
case self::BLOCK_TYPE_BLACKLIST:
$groupingWHERE = ' AND blockType IN ("blacklist", "manual")';
break;
}
$table_wfBlockedIPLog = wfDB::networkTable('wfBlockedIPLog');
$count = $this->db->get_var(<<<SQL
SELECT SUM(blockCount) as blockCount
FROM {$table_wfBlockedIPLog}
WHERE unixday >= {$interval}{$groupingWHERE}
SQL
);
return $count;
}
/**
* @param int $limit
* @return mixed
*/
public function getTopIPsBlocked($limit = 10, $maxAgeDays = null) {
$maxAgeDays = (int) $maxAgeDays;
if ($maxAgeDays <= 0) {
$interval = 'FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 7 day)) / 86400)';
switch (wfConfig::get('email_summary_interval', 'weekly')) {
case 'daily':
$interval = 'FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 1 day)) / 86400)';
break;
case 'monthly':
$interval = 'FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 1 month)) / 86400)';
break;
}
}
else {
$interval = 'FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval ' . $maxAgeDays . ' day)) / 86400)';
}
$table_wfBlockedIPLog = wfDB::networkTable('wfBlockedIPLog');
$query=<<<SQL
SELECT IP, countryCode, unixday, blockType,
SUM(blockCount) as blockCount
FROM {$table_wfBlockedIPLog}
WHERE unixday >= {$interval}
GROUP BY IP
ORDER BY blockCount DESC
LIMIT %d
SQL;
$results = $this->db->get_results($this->db->prepare($query, $limit));
if ($results) {
foreach ($results as &$row) {
$row->countryName = $this->getCountryNameByCode($row->countryCode);
}
}
return $results;
}
/**
* @param int $limit
* @return array
*/
public function getTopCountriesBlocked($limit = 10, $maxAgeDays = null) {
$maxAgeDays = (int) $maxAgeDays;
if ($maxAgeDays <= 0) {
$interval = 'FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 7 day)) / 86400)';
switch (wfConfig::get('email_summary_interval', 'weekly')) {
case 'daily':
$interval = 'FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 1 day)) / 86400)';
break;
case 'monthly':
$interval = 'FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 1 month)) / 86400)';
break;
}
}
else {
$interval = 'FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval ' . $maxAgeDays . ' day)) / 86400)';
}
$table_wfBlockedIPLog = wfDB::networkTable('wfBlockedIPLog');
$query=<<<SQL
SELECT *, COUNT(IP) as totalIPs, SUM(ipBlockCount) as totalBlockCount
FROM (SELECT *, SUM(blockCount) AS ipBlockCount FROM {$table_wfBlockedIPLog} WHERE unixday >= {$interval} GROUP BY IP) t
GROUP BY countryCode
ORDER BY totalBlockCount DESC
LIMIT %d
SQL;
$results = $this->db->get_results($this->db->prepare($query, $limit));
if ($results) {
foreach ($results as &$row) {
$row->countryName = $this->getCountryNameByCode($row->countryCode);
}
}
return $results;
}
/**
* @param int $limit
* @return mixed
*/
public function getTopFailedLogins($limit = 10) {
$interval = 'UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 7 day))';
switch (wfConfig::get('email_summary_interval', 'weekly')) {
case 'daily':
$interval = 'UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 1 day))';
break;
case 'monthly':
$interval = 'UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 1 month))';
break;
}
$table_wfLogins = wfDB::networkTable('wfLogins');
$failedLogins = $this->db->get_results($this->db->prepare(<<<SQL
SELECT wfl.*,
sum(wfl.fail) as fail_count
FROM {$table_wfLogins} wfl
WHERE wfl.fail = 1
AND wfl.ctime > $interval
GROUP BY wfl.username
ORDER BY fail_count DESC
LIMIT %d
SQL
, $limit));
foreach ($failedLogins as &$login) {
$exists = $this->db->get_var($this->db->prepare(<<<SQL
SELECT !ISNULL(ID) FROM {$this->db->users} WHERE user_login = '%s' OR user_email = '%s'
SQL
, $login->username, $login->username));
$login->is_valid_user = $exists;
}
return $failedLogins;
}
/**
* Returns any updates needs or false if everything is up to date.
*
* @return array|bool
*/
public function getUpdatesNeeded($useCachedValued = true) {
$update_check = new wfUpdateCheck();
$needs_update = $update_check->checkAllUpdates($useCachedValued)
->needsAnyUpdates();
if ($needs_update) {
return array(
'core' => $update_check->getCoreUpdateVersion(),
'plugins' => $update_check->getPluginUpdates(),
'themes' => $update_check->getThemeUpdates(),
);
}
return false;
}
/**
* Returns list of firewall activity up to $limit number of entries.
*
* @param int $limit Max events to return in results
* @param int $remainder
* @return array
*/
public function getRecentFirewallActivity($limit, &$remainder) {
$dateRange = wfActivityReport::getReportDateRange();
$recent_firewall_activity = new wfRecentFirewallActivity(null, max(604800, $dateRange[1] - $dateRange[0]));
$recent_firewall_activity->run();
return $recent_firewall_activity->mostRecentActivity($limit, $remainder);
}
/**
* Returns list of files modified within given timeframe.
*
* @todo Add option to configure the regex used to filter files allowed in this list.
* @todo Add option to exclude directories (such as cache directories).
*
* @param string $directory Search for files within this directory
* @param int $time_range One week
* @param int $limit Max files to return in results
* @param int $directory_limit Hard limit for number of files to search within a directory.
* @return array
*/
public function getRecentFilesModified($limit = 300, $directory = ABSPATH, $time_range = 604800, $directory_limit = 20000) {
$recently_modified = new wfRecentlyModifiedFiles($directory);
$recently_modified->run();
return $recently_modified->mostRecentFiles($limit);
}
/**
* Remove entries older than a month in the IP log.
*/
public function rotateIPLog() {
$table_wfBlockedIPLog = wfDB::networkTable('wfBlockedIPLog');
$this->db->query(<<<SQL
DELETE FROM {$table_wfBlockedIPLog}
WHERE unixday < FLOOR(UNIX_TIMESTAMP(DATE_SUB(NOW(), interval 1 month)) / 86400)
SQL
);
}
/**
* @param mixed $ip_address
* @param int|null $unixday
*/
public static function logBlockedIP($ip_address, $unixday = null, $type = null) {
/** @var wpdb $wpdb */
global $wpdb;
//Possible values for $type: throttle, manual, brute, fakegoogle, badpost, country, advanced, blacklist, waf
if (wfUtils::isValidIP($ip_address)) {
$ip_bin = wfUtils::inet_pton($ip_address);
} else {
$ip_bin = $ip_address;
$ip_address = wfUtils::inet_ntop($ip_bin);
}
$blocked_table = wfDB::networkTable('wfBlockedIPLog');
$unixday_insert = 'FLOOR(UNIX_TIMESTAMP() / 86400)';
if (is_int($unixday)) {
$unixday_insert = absint($unixday);
}
if ($type === null) {
$type = 'generic';
}
$country = wfUtils::IP2Country($ip_address);
$ipHex = wfDB::binaryValueToSQLHex($ip_bin);
$wpdb->query($wpdb->prepare(<<<SQL
INSERT INTO $blocked_table (IP, countryCode, blockCount, unixday, blockType)
VALUES ({$ipHex}, %s, 1, $unixday_insert, %s)
ON DUPLICATE KEY UPDATE blockCount = blockCount + 1
SQL
, $country, $type));
}
/**
* @param $code
* @return string
*/
public function getCountryNameByCode($code) {
static $wfBulkCountries;
if (!isset($wfBulkCountries)) {
include(dirname(__FILE__) . '/wfBulkCountries.php');
}
return array_key_exists($code, $wfBulkCountries) ? $wfBulkCountries[$code] : "";
}
/**
* @return wfActivityReportView
*/
public function toView() {
return new wfActivityReportView('reports/activity-report', $this->getFullReport() + array(
'limit' => $this->getLimit(),
));
}
/**
* @return wfActivityReportView
*/
public function toWidgetView() {
return new wfActivityReportView('reports/activity-report', $this->getWidgetReport() + array(
'limit' => $this->getLimit(),
));
}
/**
* @return wfActivityReportView
*/
public function toEmailView() {
return new wfActivityReportView('reports/activity-report-email-inline', $this->getFullReport());
}
/**
* @param $email_addresses string|array
* @return bool
*/
public function sendReportViaEmail($email_addresses) {
$shortSiteURL = preg_replace('/^https?:\/\//i', '', site_url());
$content = $this->toEmailView()->__toString();
$success = true;
if (is_string($email_addresses)) { $email_addresses = explode(',', $email_addresses); }
foreach ($email_addresses as $email) {
$uniqueContent = str_replace('<!-- ##UNSUBSCRIBE## -->', wp_kses(sprintf(/* translators: URL to the WordPress admin panel. */ __('No longer an administrator for this site? <a href="%s" target="_blank">Click here</a> to stop receiving security alerts.', 'wordfence'), wfUtils::getSiteBaseURL() . '?_wfsf=removeAlertEmail&jwt=' . wfUtils::generateJWT(array('email' => $email))), array('a'=>array('href'=>array(), 'target'=>array()))), $content);
if (!wp_mail($email, sprintf(/* translators: 1. Site URL. 2. Localized date. */ __('Wordfence activity for %1$s on %2$s', 'wordfence'), date_i18n(get_option('date_format')), $shortSiteURL), $uniqueContent, 'Content-Type: text/html')) {
$success = false;
}
}
return $success;
}
/**
* @return string
* @throws wfViewNotFoundException
*/
public function render() {
return $this->toView()
->render();
}
/**
* @return string
*/
public function __toString() {
return $this->toView()
->__toString();
}
/**
* @return int
*/
public function getLimit() {
return $this->limit;
}
/**
* @param int $limit
*/
public function setLimit($limit) {
$this->limit = $limit;
}
}
class wfRecentFirewallActivity {
private $activity = array();
private $max_fetch = 2000;
private $time_range = 604800;
public function __construct($max_fetch = null, $time_range = null) {
if ($max_fetch !== null) {
$this->max_fetch = $max_fetch;
}
if ($time_range !== null) {
$this->time_range = $time_range;
}
}
public function run() {
global $wpdb;
$table_wfHits = wfDB::networkTable('wfHits');
$results = $wpdb->get_results($wpdb->prepare(<<<SQL
SELECT attackLogTime, IP, URL, UA, actionDescription, actionData
FROM {$table_wfHits}
WHERE action = 'blocked:waf' AND attackLogTime > (UNIX_TIMESTAMP() - %d)
ORDER BY attackLogTime DESC
LIMIT %d
SQL
, $this->time_range, $this->max_fetch));
if ($results) {
foreach ($results as &$row) {
$actionData = json_decode($row->actionData, true);
if (!is_array($actionData) || !isset($actionData['paramKey']) || !isset($actionData['paramValue'])) {
continue;
}
if (isset($actionData['failedRules']) && $actionData['failedRules'] == 'blocked') {
$row->longDescription = __("Blocked because the IP is blocklisted", 'wordfence');
}
else {
$row->longDescription = sprintf(__("Blocked for %s", 'wordfence'), $row->actionDescription);
}
$paramKey = base64_decode($actionData['paramKey']);
$paramValue = base64_decode($actionData['paramValue']);
if (strlen($paramValue) > 100) {
$paramValue = substr($paramValue, 0, 100) . '...';
}
if (preg_match('/([a-z0-9_]+\.[a-z0-9_]+)(?:\[(.+?)\](.*))?/i', $paramKey, $matches)) {
switch ($matches[1]) {
case 'request.queryString':
$row->longDescription = sprintf(__('Blocked for %1$s in query string: %2$s = %3$s', 'wordfence'), $row->actionDescription, $matches[2], $paramValue);
break;
case 'request.body':
$row->longDescription = sprintf(__('Blocked for %1$s in POST body: %2$s = %3$s', 'wordfence'), $row->actionDescription, $matches[2], $paramValue);
break;
case 'request.cookie':
$row->longDescription = sprintf(__('Blocked for %1$s in cookie: %2$s = %3$s', 'wordfence'), $row->actionDescription, $matches[2], $paramValue);
break;
case 'request.fileNames':
$row->longDescription = sprintf(__('Blocked for %1$s in file: %2$s = %3$s', 'wordfence'), $row->actionDescription, $matches[2], $paramValue);
break;
}
}
}
}
$this->activity = $results;
}
public function mostRecentActivity($limit, &$remainder = null) {
if ($remainder !== null) {
$remainder = count($this->activity) - $limit;
}
return array_slice($this->activity, 0, $limit);
}
}
class wfRecentlyModifiedFiles extends wfDirectoryIterator {
/**
* @var int
*/
private $time_range = 604800;
/**
* @var array
*/
private $files = array();
private $excluded_directories;
/**
* @param string $directory
* @param int $max_files_per_directory
* @param int $max_iterations
* @param int $time_range
*/
public function __construct($directory = ABSPATH, $max_files_per_directory = 20000, $max_iterations = 250000, $time_range = 604800) {
parent::__construct($directory, $max_files_per_directory, $max_iterations);
$this->time_range = $time_range;
$excluded_directories = explode("\n", wfUtils::cleanupOneEntryPerLine(wfConfig::get('email_summary_excluded_directories', '')));
$this->excluded_directories = array();
foreach ($excluded_directories as $index => $path) {
if (($dir = realpath(ABSPATH . $path)) !== false) {
$this->excluded_directories[$dir] = 1;
}
}
}
/**
* @param $dir
* @return bool
*/
protected function scan($dir) {
if (!array_key_exists(realpath($dir), $this->excluded_directories)) {
return parent::scan($dir);
}
return true;
}
/**
* @param string $file
*/
public function file($file) {
$mtime = filemtime($file);
if (time() - $mtime < $this->time_range) {
$this->files[] = array($file, $mtime);
}
}
/**
* @param int $limit
* @return array
*/
public function mostRecentFiles($limit = 300) {
usort($this->files, array(
$this,
'_sortMostRecentFiles',
));
return array_slice($this->files, 0, $limit);
}
/**
* Sort in descending order.
*
* @param $a
* @param $b
* @return int
*/
private function _sortMostRecentFiles($a, $b) {
if ($a[1] > $b[1]) {
return -1;
}
if ($a[1] < $b[1]) {
return 1;
}
return 0;
}
/**
* @return mixed
*/
public function getFiles() {
return $this->files;
}
}
class wfActivityReportView extends wfView {
/**
* @param $file
* @return string
*/
public function displayFile($file) {
$realPath = realpath($file);
if (stripos($realPath, ABSPATH) === 0) {
return substr($realPath, strlen(ABSPATH));
}
return $realPath;
}
/**
* @param null $unix_time
* @return string
*/
public function modTime($unix_time = null) {
if ($unix_time === null) {
$unix_time = time();
}
return wfUtils::formatLocalTime('F j, Y g:ia', $unix_time);
}
public function attackTime($unix_time = null) {
if ($unix_time === null) {
$unix_time = time();
}
return wfUtils::formatLocalTime('F j, Y', $unix_time) . "<br>" . wfUtils::formatLocalTime('g:ia', $unix_time);
}
public function displayIP($binaryIP) {
$readableIP = wfUtils::inet_ntop($binaryIP);
$country = wfUtils::countryCode2Name(wfUtils::IP2Country($readableIP));
return "{$readableIP} (" . ($country ? $country : __('Unknown', 'wordfence')) . ")";
}
}
}