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Introduce mysqld socket stream forwarding with nginx for chroot jails

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This commit is contained in:
Daniel Winzen
2019-01-01 13:47:30 +01:00
parent 0f38bd2449
commit 55bc8cd757
9 changed files with 48 additions and 22 deletions
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27
var/www/common.php
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@ -1,6 +1,6 @@
<?php
require_once(__DIR__ . '/vendor/autoload.php');
const DBHOST='127.0.0.1'; // Database host
const DBHOST='localhost'; // Database host
const DBUSER='hosting'; // Database user
const DBPASS='MY_PASSWORD'; // Database password
const DBNAME='hosting'; // Database
@ -15,7 +15,8 @@ const SERVERS=[ //servers and ports we are running on
const EMAIL_TO=''; //Send email notifications about new registrations to this address
const INDEX_MD5S=[ //MD5 sums of index.hosting.html files that should be considdered as unchanged for deletion
'd41d8cd98f00b204e9800998ecf8427e', //empty file
'7ae7e9bac6be76f00e0d95347111f037' //default file
'7ae7e9bac6be76f00e0d95347111f037', //default file
'703fac6634bf637f942db8906092d0ab', //new default file
];
const REQUIRE_APPROVAL=false; //require admin approval of new sites? true/false
const ADMIN_PASSWORD='MY_PASSWORD'; //password for admin interface
@ -63,14 +64,14 @@ server {
try_files $uri $uri/ =404;
location ~ \.php$ {
include snippets/fastcgi-php.conf;
fastcgi_param SCRIPT_FILENAME html/$fastcgi_script_name;
fastcgi_param SCRIPT_FILENAME /html$fastcgi_script_name;
fastcgi_pass unix:/var/run/php/7.3-hosting;
}
}
location /squirrelmail {
location ~ \.php$ {
include snippets/fastcgi-php.conf;
fastcgi_param SCRIPT_FILENAME $document_root/$fastcgi_script_name;
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
fastcgi_pass unix:/var/run/php/7.3-squirrelmail;
}
}
@ -78,7 +79,7 @@ server {
root /usr/share;
location ~ \.php$ {
include snippets/fastcgi-php.conf;
fastcgi_param SCRIPT_FILENAME $document_root/$fastcgi_script_name;
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
fastcgi_pass unix:/run/php/7.3-phpmyadmin;
}
}
@ -86,7 +87,7 @@ server {
root /usr/share/adminer;
location ~ \.php$ {
include snippets/fastcgi-php.conf;
fastcgi_param SCRIPT_FILENAME $document_root/$fastcgi_script_name;
fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
fastcgi_pass unix:/run/php/7.3-adminer;
}
}
@ -415,9 +416,19 @@ function rewrite_nginx_config(PDO $db){
}
";
file_put_contents("/etc/nginx/sites-enabled/hosted_sites", $nginx);
exec("service nginx reload");
}
file_put_contents("/etc/nginx/sites-enabled/hosted_sites", $nginx);
$nginx='';
$stmt=$db->query("SELECT users.system_account, users.php, users.autoindex, onions.onion FROM users INNER JOIN onions ON (onions.user_id=users.id) WHERE onions.enabled IN (1, -2) AND users.id NOT IN (SELECT user_id FROM new_account) AND users.todelete!=1;");
while($tmp=$stmt->fetch(PDO::FETCH_ASSOC)){
$nginx.="server {
listen unix:/home/$tmp[system_account]/var/run/mysqld/mysqld.sock;
proxy_pass unix:/var/run/mysqld/mysqld.sock;
}
";
}
file_put_contents("/etc/nginx/streams-enabled/hosted_sites", $nginx);
exec("service nginx reload");
}
function rewrite_php_config(PDO $db, string $key){

2
var/www/cron.php
View File

@ -140,7 +140,7 @@ foreach($accounts as $account){
$drop_user->execute([$account[2]]);
$stmt->execute([$account[1]]);
while($tmp=$stmt->fetch(PDO::FETCH_NUM)){
$db->exec("DROP DATABASE IF EXISTS `$tmp[0]`;");
$db->exec('DROP DATABASE IF EXISTS `'.preg_replace('/[^a-z0-9]/i', '', $tmp[0]).'`;');
}
$db->exec('FLUSH PRIVILEGES;');
//delete user from user database

2
var/www/html/home.php
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@ -77,7 +77,7 @@ echo '<tr><th>Database</th><th>Host</th><th>User</th></tr>';
$stmt=$db->prepare('SELECT mysql_database FROM mysql_databases WHERE user_id=?;');
$stmt->execute([$user['id']]);
while($mysql=$stmt->fetch(PDO::FETCH_ASSOC)){
echo "<tr><td>$mysql[mysql_database]</td><td>127.0.0.1</td><td>$user[mysql_user]</td></tr>";
echo "<tr><td>$mysql[mysql_database]</td><td>localhost</td><td>$user[mysql_user]</td></tr>";
}
echo '</table>';
echo '<p><a href="password.php?type=sql">Change MySQL password</a></p>';

28
var/www/setup.php
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@ -35,7 +35,6 @@ if(!@$version=$db->query("SELECT value FROM settings WHERE setting='version';"))
$db->exec('CREATE TABLE settings (setting varchar(50) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL PRIMARY KEY, value text CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL) ENGINE=InnoDB DEFAULT CHARSET=latin1 COLLATE=latin1_bin;');
$stmt=$db->prepare("INSERT INTO settings (setting, value) VALUES ('version', ?);");
$stmt->execute([DBVERSION]);
exec('/var/www/setup_chroot.sh /var/www');
echo "Database and files have successfully been set up\n";
}else{
$version=$version->fetch(PDO::FETCH_NUM)[0];
@ -122,8 +121,6 @@ if(!@$version=$db->query("SELECT value FROM settings WHERE setting='version';"))
// some software may break when absolute installation path changes, add symlinks to prevent that
symlink('.', '/home/'.$tmp['system_account'].'/home');
symlink('.', '/home/'.$tmp['system_account'].'/'.$tmp['system_account']);
exec('/var/www/setup_chroot.sh ' . escapeshellarg('/home/'.$tmp['system_account']));
exec('grep ' . escapeshellarg($tmp['system_account']) . ' /etc/passwd >> ' . escapeshellarg("/home/$tmp[system_account]/etc/passwd"));
$firstchar=substr($tmp['system_account'], 0, 1);
//delete config files
foreach(array_replace(PHP_VERSIONS, DISABLED_PHP_VERSIONS) as $v){
@ -139,9 +136,7 @@ if(!@$version=$db->query("SELECT value FROM settings WHERE setting='version';"))
if(file_exists("/etc/nginx/sites-enabled/$tmp[system_account]")){
unlink("/etc/nginx/sites-enabled/$tmp[system_account]");
}
exec('/var/www/setup_chroot.sh /var/www');
}
$db->exec('UPDATE service_instances SET reload=1;');
}
$stmt=$db->prepare("UPDATE settings SET value=? WHERE setting='version';");
$stmt->execute([DBVERSION]);
@ -235,11 +230,22 @@ php_admin_value[open_basedir] = /usr/share/adminer:/tmp
file_put_contents("/etc/php/$version/fpm/pool.d/www.conf", $pool_config);
exec("service php$version-fpm@default reload");
}
file_put_contents('/etc/nginx/sites-enabled/default', NGINX_DEFAULT);
exec("service nginx reload");
if(DBVERSION!=$version){
echo "Database and files have successfully been updated to the latest version\n";
}else{
echo "Database and files already up-to-date\n";
echo "Updating chroots, this might take a while…\n";
exec('/var/www/setup_chroot.sh /var/www');
$stmt=$db->query('SELECT system_account FROM users;');
while($tmp=$stmt->fetch(PDO::FETCH_ASSOC)){
exec('/var/www/setup_chroot.sh ' . escapeshellarg('/home/'.$tmp['system_account']));
exec('grep ' . escapeshellarg($tmp['system_account']) . ' /etc/passwd >> ' . escapeshellarg("/home/$tmp[system_account]/etc/passwd"));
}
file_put_contents('/etc/nginx/sites-enabled/default', NGINX_DEFAULT);
if(!file_exists("/etc/nginx/streams-enabled/")){
mkdir("/etc/nginx/streams-enabled/", 0755, true);
}
file_put_contents('/etc/nginx/streams-enabled/default', "server {
listen unix:/var/www/var/run/mysqld/mysqld.sock;
proxy_pass unix:/var/run/mysqld/mysqld.sock;
}");
exec("service nginx reload");
$db->exec('UPDATE service_instances SET reload=1;');
echo "Done - Database and files have been updated to the latest version :)\n";
}

1
var/www/setup_chroot.sh
View File

@ -61,6 +61,7 @@ CHROOT_DIRECTORY_STRUCTURE=(
'/usr/sbin'
'/var'
'/var/run'
'/var/run/mysqld'
)
BINARIES_GENERAL=(
'/usr/lib/openssh/sftp-server'