Server : Apache/2.4.41 (Ubuntu) System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /var/www/html/speedtest/backend/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

<?php

// Disable Compression
@ini_set('zlib.output_compression', 'Off');
@ini_set('output_buffering', 'Off');
@ini_set('output_handler', '');

/**
 * @return int
 */
function getChunkCount()
{
    if (
        !array_key_exists('ckSize', $_GET)
        || !ctype_digit($_GET['ckSize'])
        || (int) $_GET['ckSize'] <= 0
    ) {
        return 4;
    }

    if ((int) $_GET['ckSize'] > 1024) {
        return 1024;
    }

    return (int) $_GET['ckSize'];
}

/**
 * @return void
 */
function sendHeaders()
{
    header('HTTP/1.1 200 OK');

    if (isset($_GET['cors'])) {
        header('Access-Control-Allow-Origin: *');
        header('Access-Control-Allow-Methods: GET, POST');
    }

    // Indicate a file download
    header('Content-Description: File Transfer');
    header('Content-Type: application/octet-stream');
    header('Content-Disposition: attachment; filename=random.dat');
    header('Content-Transfer-Encoding: binary');

    // Cache settings: never cache this request
    header('Cache-Control: no-store, no-cache, must-revalidate, max-age=0, s-maxage=0');
    header('Cache-Control: post-check=0, pre-check=0', false);
    header('Pragma: no-cache');
}

// Determine how much data we should send
$chunks = getChunkCount();

// Generate data
$data = openssl_random_pseudo_bytes(1048576);

// Deliver chunks of 1048576 bytes
sendHeaders();
for ($i = 0; $i < $chunks; $i++) {
    echo $data;
    flush();
}