Initial commit
This commit is contained in:
Daniel Winzen
182
var/www/html/register.php
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182
var/www/html/register.php
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<?php
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include('../common.php');
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try{
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$db=new PDO('mysql:host=' . DBHOST . ';dbname=' . DBNAME, DBUSER, DBPASS, [PDO::ATTR_ERRMODE=>PDO::ERRMODE_WARNING, PDO::ATTR_PERSISTENT=>PERSISTENT]);
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}catch(PDOException $e){
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die('No Connection to MySQL database!');
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}
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header('Content-Type: text/html; charset=UTF-8');
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session_start();
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if(!empty($_SESSION['hosting_username'])){
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header('Location: home.php');
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exit;
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}
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echo '<!DOCTYPE html><html><head>';
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echo '<title>Daniel\'s Hosting - Register</title>';
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echo '<meta http-equiv="Content-Type" content="text/html; charset=utf-8">';
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echo '<meta name=viewport content="width=device-width, initial-scale=1">';
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echo '</head><body>';
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echo '<p><a href="index.php">Info</a> | Register | <a href="login.php">Login</a> | <a href="list.php">List of hosted sites</a></p>';
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if($_SERVER['REQUEST_METHOD']==='POST'){
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$ok=true;
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$onion='';
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$public=0;
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$php=0;
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$autoindex=0;
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$hash='';
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$priv_key='';
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if(empty($_POST['pass'])){
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echo '<p style="color:red;">Error, password empty.</p>';
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$ok=false;
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}elseif(empty($_POST['passconfirm']) || $_POST['pass']!==$_POST['passconfirm']){
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echo '<p style="color:red;">Error, password confirmation does not match.</p>';
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$ok=false;
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}
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if(empty($_POST['username'])){
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echo '<p style="color:red;">Error, username empty.</p>';
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$ok=false;
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}elseif(preg_match('/[^a-z0-9\-_\.]/', $_POST['username'])){
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echo '<p style="color:red;">Error, username may only contain characters that are in the rage of a-z (lower case) - . _ and 0-9.</p>';
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$ok=false;
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}elseif(strlen($_POST['username'])>50){
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echo '<p style="color:red;">Error, username may not be longer than 50 characters.</p>';
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$ok=false;
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}else{
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$stmt=$db->prepare('SELECT null FROM users WHERE username=?;');
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$stmt->execute([$_POST['username']]);
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if($stmt->fetch(PDO::FETCH_NUM)){
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echo '<p style="color:red;">Error, this username is already registered.</p>';
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$ok=false;
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}
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}
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if(CAPTCHA){
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if(!isset($_REQUEST['challenge'])){
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echo '<p style="color:red;">Error: Wrong Captcha</p>';
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$ok=false;
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}else{
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$stmt=$db->prepare('SELECT code FROM captcha WHERE id=?;');
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$stmt->execute([$_REQUEST['challenge']]);
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$stmt->bindColumn(1, $code);
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if(!$stmt->fetch(PDO::FETCH_BOUND)){
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echo '<p style="color:red;">Error: Captcha expired</p>';
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$ok=false;
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}else{
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$time=time();
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$stmt=$db->prepare('DELETE FROM captcha WHERE id=? OR time<?;');
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$stmt->execute([$_REQUEST['challenge'], $time-3600]);
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if($_REQUEST['captcha']!==$code){
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if(strrev($_REQUEST['captcha'])!==$code){
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echo '<p style="color:red;">Error: Wrong captcha</p>';
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$ok=false;
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}
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}
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}
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}
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}
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$check=$db->prepare('SELECT null FROM users WHERE onion=?;');
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if(isset($_REQUEST['private_key']) && !empty(trim($_REQUEST['private_key']))){
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$priv_key=trim($_REQUEST['private_key']);
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if(($pkey=openssl_pkey_get_private($priv_key))!==false){
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$details=openssl_pkey_get_details($pkey);
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if($details['bits']!==1024){
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echo '<p style="color:red;">Error, private key not of bitsize 1024.</p>';
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$ok=false;
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}else{
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$onion=get_onion($pkey);
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$check->execute([$onion]);
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if($check->fetch(PDO::FETCH_NUM)){
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echo '<p style="color:red;">Error onion already exists.</p>';
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$ok=false;
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}
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}
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openssl_pkey_free($pkey);
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}else{
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echo '<p style="color:red;">Error, private key invalid.</p>';
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$ok=false;
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}
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}else{
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do{
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$pkey=openssl_pkey_new(['private_key_bits'=>1024, 'private_key_type'=>OPENSSL_KEYTYPE_RSA]);
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openssl_pkey_export($pkey, $priv_key);
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$onion=get_onion($pkey);
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openssl_pkey_free($pkey);
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$check->execute([$onion]);
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}while($check->fetch(PDO::FETCH_NUM));
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}
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if($ok){
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if(isset($_POST['public']) && $_POST['public']==1){
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$public=1;
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}
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if(isset($_POST['php']) && in_array($_POST['php'], [1, 2])){
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$php=$_POST['php'];
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}
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if(isset($_POST['autoindex']) && $_POST['autoindex']==1){
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$autoindex=1;
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}
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$priv_key=trim(str_replace("\r", '', $priv_key));
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$hash=password_hash($_POST['pass'], PASSWORD_DEFAULT);
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}
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$check=$db->prepare('SELECT null FROM users WHERE dateadded>?;');
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$check->execute([time()-60]);
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if($check->fetch(PDO::FETCH_NUM)){
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echo '<p style="color:red;">To prevent abuse a site can only be registered every 60 seconds, but one has already been registered within the last 60 seconds. Please try again.</p>';
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$ok=false;
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}elseif($ok){
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$stmt=$db->prepare('INSERT INTO users (username, password, onion, private_key, dateadded, public, php, autoindex) VALUES (?, ?, ?, ?, ?, ?, ?, ?);');
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$stmt->execute([$_POST['username'], $hash, $onion, $priv_key, time(), $public, $php, $autoindex]);
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$create_user=$db->prepare("CREATE USER '$onion.onion'@'localhost' IDENTIFIED BY ?;");
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$create_user->execute([$_POST['pass']]);
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$db->exec("CREATE DATABASE IF NOT EXISTS `$onion`;");
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$db->exec("GRANT ALL PRIVILEGES ON `$onion`.* TO '$onion.onion'@'localhost';");
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$db->exec('FLUSH PRIVILEGES;');
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$stmt=$db->prepare('INSERT INTO new_account (onion, password) VALUES (?, ?);');
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$stmt->execute([$onion, get_system_hash($_POST['pass'])]);
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$title="A new hidden service $onion has been created";
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$msg="A new hidden service http://$onion.onion has been created";
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$headers="From: www-data <www-data>\r\nContent-Type: text/plain; charset=UTF-8\r\n";
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mail('daniel@tt3j2x4k5ycaa5zt.onion', $title, $msg, $headers);
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echo "<p style=\"color:green;\">Your onion domain <a href=\"http://$onion.onion\" target=\"_blank\">$onion.onion</a> has successfully been created. Please wait up to one minute until the changes have been processed. You can then login <a href=\"login.php\">here</a>.</p>";
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}
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}
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echo '<form method="POST" action="register.php"><table>';
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echo '<tr><td>Username</td><td><input type="text" name="username" value="';
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if(isset($_POST['username'])){
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echo htmlspecialchars($_POST['username']);
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}
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echo '" required autofocus></td></tr>';
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echo '<tr><td>Password</td><td><input type="password" name="pass" required></td></tr>';
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echo '<tr><td>Confirm password</td><td><input type="password" name="passconfirm" required></td></tr>';
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if(CAPTCHA){
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send_captcha();
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}
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if($_SERVER['REQUEST_METHOD']!=='POST' || (isset($_POST['public']) && $_POST['public']==1)){
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$public=' checked';
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}else{
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$public='';
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}
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if(isset($_POST['autoindex']) && $_POST['public']==1){
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$autoindex=' checked';
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}else{
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$autoindex='';
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}
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$nophp='';
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$php70='';
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$php71='';
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if(isset($_POST['php']) && $_POST['php']==0){
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$nophp=' selected';
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}elseif(isset($_POST['php']) && $_POST['php']==2){
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$php71=' selected';
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}else{
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$php70=' selected';
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}
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echo '<tr><td>PHP version</td><td><select name="php"><option value="0"'.$nophp.'>None</option><option value="1" '.$php70.'>PHP 7.0</option><option value="2"'.$php71.'>PHP 7.1</option></select></td></tr>';
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echo '<tr><td colspan=2><label><input type="checkbox" name="public" value="1"'.$public.'>Publish site on list of hosted sites</label></td></tr>';
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echo '<tr><td colspan=2><label><input type="checkbox" name="autoindex" value="1"'.$autoindex.'>Enable autoindex (listing of files)</label></td></tr>';
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echo '<tr><td>Custom private key<br>(optional)</td><td><textarea name="private_key" rows="5" cols="28">';
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if(isset($_REQUEST['private_key'])){
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echo htmlspecialchars($_REQUEST['private_key']);
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}
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echo '</textarea></td></tr>';
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echo '<tr><td colspan="2"><input type="submit" value="Register"></td></tr>';
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echo '</table></form>';
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echo '</body></html>';
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