1129 lines
44 KiB
PHP
1129 lines
44 KiB
PHP
<?php
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/*
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$Id: m_mysql.php,v 1.35 2005/12/18 09:51:32 benjamin Exp $
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----------------------------------------------------------------------
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AlternC - Web Hosting System
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Copyright (C) 2002 by the AlternC Development Team.
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http://alternc.org/
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----------------------------------------------------------------------
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Based on:
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Valentin Lacambre's web hosting softwares: http://altern.org/
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----------------------------------------------------------------------
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LICENSE
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License (GPL)
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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To read the license please visit http://www.gnu.org/copyleft/gpl.html
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----------------------------------------------------------------------
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Original Author of file: Benjamin Sonntag
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Purpose of file: Manage mysql database for users.
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----------------------------------------------------------------------
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*/
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/**
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* MySQL user database management for AlternC.
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* This class manage user's databases in MySQL, and user's MySQL accounts.
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*
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* @copyright AlternC-Team 2002-2005 http://alternc.org/
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*/
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class DB_users extends DB_Sql {
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var $Host, $HumanHostname, $User, $Password, $Client;
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/**
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* Creator
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*/
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function __construct() { // Sometimes we need to create this object with empty parameters, but by default we fill them with those of the current user's DB
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global $cuid, $db, $err;
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$db->query("select db_servers.* from db_servers, membres where membres.uid= ? and membres.db_server_id=db_servers.id;", array($cuid));
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if (!$db->next_record()) {
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$err->raise('db_user', _("There are no databases in db_servers for this user. Please contact your administrator."));
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die();
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}
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# Create the object
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$this->HumanHostname = $db->f('name');
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$this->Host = $db->f('host');
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$this->User = $db->f('login');
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$this->Password = $db->f('password');
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$this->Client = $db->f('client');
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$this->Database = "mysql";
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parent::__construct("mysql", $db->f('host'), $db->f('login'), $db->f('password') );
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}
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}
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class m_mysql {
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var $dbus;
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/* --------------------------------------------------------------------------- */
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/** Constructor
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* m_mysql([$mid]) Constructeur de la classe m_mysql, initialise le membre concerne
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*/
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function m_mysql() {
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global $cuid;
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if (!empty($cuid)) {
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$this->dbus = new DB_users();
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}
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variable_get('sql_allow_users_backups', 1, 'Set 1 to allow users to configure backup of their databases, 0 if you want do disable this feature. Warning: it will not stop configured backup made by sqlbackup.sh');
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}
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function reload_dbus() {
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$this->dbus = new DB_users();
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}
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function list_db_servers() {
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global $db;
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$db->query("select d.*, IFNULL(count(m.uid),0) as nb_users from db_servers d left join membres m on d.id = m.db_server_id group by d.id,m.db_server_id order by d.name,d.id;");
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$c = array();
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while ($db->next_record()) {
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$c[] = $db->Record;
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}
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return $c;
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}
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function hook_menu() {
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global $quota;
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$q = $quota->getquota("mysql");
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$obj = array(
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'title' => _("MySQL"),
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'ico' => 'images/mysql.png',
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'link' => 'toggle',
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'pos' => 100,
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'links' => array(),
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);
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$obj['links'][] = array(
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'txt' => _("Databases"),
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'url' => "sql_list.php",
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);
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$obj['links'][] = array(
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'txt' => _("MySQL Users"),
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'url' => "sql_users_list.php",
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);
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if ($q["u"] > 0) {
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$obj['links'][] = array(
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'txt' => _("PhpMyAdmin"),
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'url' => "sql_pma_sso.php",
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'target' => '_blank',
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);
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}
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return $obj;
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}
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/* ----------------------------------------------------------------- */
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/**
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* Password kind used in this class (hook for admin class)
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*/
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function alternc_password_policy() {
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return array("mysql" => "MySQL users");
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}
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/* --------------------------------------------------------------------------- */
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/** Get the list of the database for the current user.
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* @return array returns an associative array as follow : <br>
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* "db" => database name "bck" => backup mode for this db
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* "dir" => Backup folder.
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* Returns an array (empty) if no databases
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*/
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function get_dblist() {
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global $db, $err, $bro, $cuid;
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$err->log("mysql", "get_dblist");
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$db->free();
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$db->query("SELECT login,pass,db, bck_mode, bck_dir FROM db WHERE uid= ? ORDER BY db;", array($cuid));
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$c = array();
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while ($db->next_record()) {
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list($dbu, $dbn) = split_mysql_database_name($db->f("db"));
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$c[] = array("db" => $db->f("db"), "name" => $db->f('db'), "bck" => $db->f("bck_mode"), "dir" => $db->f("bck_dir"), "login" => $db->f("login"), "pass" => $db->f("pass"));
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}
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return $c;
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}
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/* --------------------------------------------------------------------------- */
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/** Get the login and password of the special user able to connect to phpmyadmin
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* @return array returns an associative array with login and password
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* Returns FALSE if error
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*/
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function php_myadmin_connect() {
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global $db, $cuid, $err;
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$err->log("mysql", "php_myadmin_connect");
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$db->query("SELECT dbu.name,dbu.password, dbs.host FROM dbusers dbu, db_servers dbs, membres m WHERE dbu.uid= ? and enable='ADMIN' and dbs.id=m.db_server_id and m.uid= ? ;", array($cuid, $cuid));
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if (!$db->num_rows()) {
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$err->raise("mysql", _("Cannot connect to PhpMyAdmin"));
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return false;
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}
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$db->next_record();
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$info = array(
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"login" => $db->f("name"),
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"pass" => $db->f("password"),
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"host" => $db->f("host")
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);
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return $info;
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}
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/* --------------------------------------------------------------------------- */
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/** Returns the details of a user's database.
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* $dbn is the name of the database (after the _) or nothing for the database "$user"
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* @return string returns an associative array as follow :
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* "db" => Name of the database
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* "bck" => Current bckup mode
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* "dir" => Backup directory
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* "size" => Size of the database (in bytes)
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* "pass" => Password of the user
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* "history" => Number of backup we keep
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* "gzip" => Does we compress the dumps ?
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* Returns FALSE if the user has no database of if the database does not exist.
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*/
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function get_mysql_details($dbn) {
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global $db, $err, $cuid;
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$root = getuserpath();
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$err->log("mysql", "get_mysql_details");
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$pos = strpos($dbn, '_');
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if ($pos === false) {
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$dbname = $dbn;
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} else {
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$dbncomp = explode('_', $dbn);
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$dbname = $dbn;
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$dbn = $dbncomp[1];
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}
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$size = $this->get_db_size($dbname);
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$db->query("SELECT login,pass,db, bck_mode, bck_gzip, bck_dir, bck_history FROM db WHERE uid= ? AND db= ?;", array($cuid, $dbname));
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if (!$db->num_rows()) {
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$err->raise("mysql", _("Database %s not found"), $dbn);
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return array("enabled" => false);
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}
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$db->next_record();
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list($dbu, $dbn) = split_mysql_database_name($db->f("db"));
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return array("enabled" => true, "login" => $db->f("login"), "db" => $db->f("db"), "name" => $dbn, "bck" => $db->f("bck_mode"), "dir" => substr($db->f("bck_dir"), strlen($root)), "size" => $size, "pass" => $db->f("pass"), "history" => $db->f("bck_history"), "gzip" => $db->f("bck_gzip"));
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}
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/* --------------------------------------------------------------------------- */
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/** Create a new database for the current user.
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* @param $dbn string Database name ($user_$dbn is the mysql db name)
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* @return boolean if the database $user_$db has been successfully created, or FALSE if
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* an error occured, such as over quota user.
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*/
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function add_db($dbn) {
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global $db, $err, $quota, $cuid;
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$err->log("mysql", "add_db", $dbn);
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$password_user = "";
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if (!$quota->cancreate("mysql")) {
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$err->raise("mysql", _("Your databases quota is over. You cannot create more databases"));
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return false;
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}
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$pos = strpos($dbn, '_');
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if ($pos === false) {
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$dbname = $dbn;
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} else {
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$dbncomp = explode('_', $dbn);
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$dbname = $dbn;
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$dbn = $dbncomp[1];
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if (empty($dbn)) { // If nothing after the '_'
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$err->raise("mysql", _("Database can't have empty suffix"));
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return false;
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}
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}
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if (!preg_match("#^[0-9a-z]*$#", $dbn)) {
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$err->raise("mysql", _("Database name can contain only letters and numbers"));
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return false;
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}
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$len=variable_get("sql_max_database_length", 64);
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if (strlen($dbname) > $len) {
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$err->raise("mysql", _("Database name cannot exceed %d characters"), $len);
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return false;
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}
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$db->query("SELECT * FROM db WHERE db= ? ;", array($dbname));
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if ($db->num_rows()) {
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$err->raise("mysql", _("Database %s already exists"), $dbn);
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return false;
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}
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$db->query("SELECT name from dbusers where name= ? and enable='ACTIVATED' ;", array($dbname));
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if (!$db->num_rows()) {
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$password_user = create_pass(8);
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if (!$this->add_user($dbn, $password_user, $password_user)) {
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}
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}
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//checking for the phpmyadmin user
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$db->query("SELECT * FROM dbusers WHERE uid= ? AND enable='ADMIN';", array($cuid));
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if ($db->num_rows()) {
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$db->next_record();
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$myadm = $db->f("name");
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$password = $db->f("password");
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} else {
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$err->raise("mysql", _("There is a problem with the special PhpMyAdmin user. Contact the administrator"));
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return false;
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}
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//Grant the special user every rights.
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if ($this->dbus->exec("CREATE DATABASE $dbname;")) { // secured: dbname is checked against ^[0-9a-z]*$
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$err->log("mysql", "add_db_succes", $dbn);
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// Ok, database does not exist, quota is ok and dbname is compliant. Let's proceed
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$db->query("INSERT INTO db (uid,login,pass,db,bck_mode) VALUES (?, ?, ?, ? ,0)", array($cuid, $myadm, $password, $dbname));
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$dbuser = $dbname;
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$dbname = str_replace('_', '\_', $dbname);
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$this->grant($dbname, $myadm, "ALL PRIVILEGES", $password);
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if (!empty($password_user)) {
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$this->grant($dbname, $dbuser, "ALL PRIVILEGES", $password_user);
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}
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$this->dbus->query("FLUSH PRIVILEGES;");
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return true;
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} else {
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$err->log("mysql", "add_db", $dbn);
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$err->raise("mysql", _("An error occured. The database could not be created"));
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return false;
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}
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}
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/* --------------------------------------------------------------------------- */
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/** Delete a database for the current user.
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* @param $dbname string Name of the database to delete. The db name is $user_$dbn
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* @return boolean if the database $user_$db has been successfully deleted, or FALSE if
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* an error occured, such as db does not exist.
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*/
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function del_db($dbname) {
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global $db, $err, $cuid;
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$err->log("mysql", "del_db", $dbname);
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$db->query("SELECT uid FROM db WHERE db= ?;", array($dbname));
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if (!$db->next_record()) {
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$err->raise("mysql", _("The database was not found. I can't delete it"));
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return false;
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}
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// Ok, database exists and dbname is compliant. Let's proceed
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$db->query("DELETE FROM size_db WHERE db ?;", array($dbname));
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$db->query("DELETE FROM db WHERE uid= ? AND db= ? ;", array($cuid, $dbname));
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$this->dbus->query("DROP DATABASE $dbname;");
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$db_esc = str_replace('_', '\_', $dbname);
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$this->dbus->query("DELETE FROM mysql.db WHERE Db= ? ;", array($db_esc));
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#We test if the user created with the database is associated with more than 1 database.
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$this->dbus->query("select User from mysql.db where User= ? ;", array($dbname));
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if (($this->dbus->num_rows()) == 0) {
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#If not we can delete it.
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$this->del_user($dbname);
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}
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return true;
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}
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/* --------------------------------------------------------------------------- */
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/** Set the backup parameters for the database $db
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* @param $dbn string database name
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* @param $bck_mode integer Backup mode (0 = none 1 = daily 2 = weekly)
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* @param $bck_history integer How many backup should we keep ?
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* @param $bck_gzip boolean shall we compress the backup ?
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* @param $bck_dir string Directory relative to the user account where the backup will be stored
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* @return boolean true if the backup parameters has been successfully changed, false if not.
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*/
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function put_mysql_backup($dbn, $bck_mode, $bck_history, $bck_gzip, $bck_dir) {
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global $db, $err, $bro, $cuid;
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$err->log("mysql", "put_mysql_backup");
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if (!variable_get('sql_allow_users_backups')) {
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$err->raise("mysql", _("User aren't allowed to configure their backups"));
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return false;
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}
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$pos = strpos($dbn, '_');
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if ($pos === false) {
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$dbname = $dbn;
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} else {
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$dbncomp = explode('_', $dbn);
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$dbname = $dbn;
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$dbn = $dbncomp[1];
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}
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if (!preg_match("#^[0-9a-z]*$#", $dbn)) {
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$err->raise("mysql", _("Database name can contain only letters and numbers"));
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return false;
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}
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$db->query("SELECT * FROM db WHERE uid= ? AND db= ? ;", array($cuid, $dbname));
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if (!$db->num_rows()) {
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$err->raise("mysql", _("Database %s not found"), $dbn);
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return false;
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}
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$db->next_record();
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$bck_mode = intval($bck_mode);
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$bck_history = intval($bck_history);
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if ($bck_gzip) {
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$bck_gzip = "1";
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} else {
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$bck_gzip = "0";
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}
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if (!$bck_mode) {
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$bck_mode = "0";
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}
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if (!$bck_history) {
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$err->raise("mysql", _("You have to choose how many backups you want to keep"));
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return false;
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}
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if (($bck_dir = $bro->convertabsolute($bck_dir, 0)) === false) { // return a full path or FALSE
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$err->raise("mysql", _("Directory does not exist"));
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return false;
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}
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$db->query("UPDATE db SET bck_mode= ? , bck_history= ?, bck_gzip= ?, bck_dir= ? WHERE uid= ? AND db= ? ;", array($bck_mode, $bck_history, $bck_gzip, $bck_dir, $cuid, $dbname));
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return true;
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}
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/* --------------------------------------------------------------------------- */
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/** Change the password of the user in MySQL
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* @param $password string new password (cleartext)
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* @return boolean TRUE if the password has been successfully changed, FALSE else.
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*/
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function put_mysql_details($password) {
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global $db, $err, $cuid, $admin;
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$err->log("mysql", "put_mysql_details");
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$db->query("SELECT * FROM db WHERE uid= ?;", array($cuid));
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if (!$db->num_rows()) {
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$err->raise("mysql", _("Database not found"));
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return false;
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}
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$db->next_record();
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$login = $db->f("login");
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if (!$password) {
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$err->raise("mysql", _("The password is mandatory"));
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return false;
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}
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$len=variable_get("sql_max_username_length", 16);
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if (strlen($password) > $len) {
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$err->raise("mysql", _("MySQL password cannot exceed %d characters"), $len);
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return false;
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}
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// Check this password against the password policy using common API :
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if (is_callable(array($admin, "checkPolicy"))) {
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if (!$admin->checkPolicy("mysql", $login, $password)) {
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return false; // The error has been raised by checkPolicy()
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}
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}
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// Update all the "pass" fields for this user :
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$db->query("UPDATE db SET pass= ? WHERE uid= ?;", array($password, $cuid));
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$this->dbus->query("SET PASSWORD FOR " .$login . "@" . $this->dbus->Client . " = PASSWORD(?);", array($password));
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return true;
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}
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|
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/**
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* Function used to grant SQL rights to users:
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* @base :database
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* @user : database user
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* @rights : rights to apply ( optional, every rights apply given if missing
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* @pass : user password ( optional, if not given the pass stays the same, else it takes the new value )
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* @table : sql tables to apply rights
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* */
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function grant($base, $user, $rights = null, $pass = null, $table = '*') {
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global $err, $db;
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$err->log("mysql", "grant", $base . "-" . $rights . "-" . $user);
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if (!preg_match("#^[0-9a-z_\\*\\\\]*$#", $base)) {
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$err->raise("mysql", _("Database name can contain only letters and numbers"));
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return false;
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} elseif (!$this->dbus->query("select db from db where db= ?;", array($base))) {
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$err->raise("mysql", _("Database not found"));
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return false;
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}
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if ($rights == null) {
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$rights = 'ALL PRIVILEGES';
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} elseif (!preg_match("#^[a-zA-Z,\s]*$#", $rights)) {
|
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$err->raise("mysql", _("Databases rights are not correct"));
|
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return false;
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}
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|
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if (!preg_match("#^[0-9a-z]#", $user)) {
|
|
$err->raise("mysql", _("The username can contain only letters and numbers."));
|
|
return false;
|
|
}
|
|
$db->query("select name from dbusers where name= ? ;", array($user));
|
|
|
|
if (!$db->num_rows()) {
|
|
$err->raise("mysql", _("Database user not found"));
|
|
return false;
|
|
}
|
|
|
|
$grant = "grant " . $rights . " on `" . $base . "`." . $table . " to " . $db->quote($user) . "@" . $db->quote($this->dbus->Client);
|
|
|
|
if ($pass) {
|
|
$grant .= " identified by " . $db->quote($pass) . ";";
|
|
} else {
|
|
$grant .= ";";
|
|
}
|
|
if (!$this->dbus->query($grant)) {
|
|
$err->raise("mysql", _("Could not grant rights"));
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/* ----------------------------------------------------------------- */
|
|
|
|
/** Restore a sql database.
|
|
* @param $file string The filename, relative to the user root dir, which contains a sql dump
|
|
* @param $stdout boolean shall-we dump the error to stdout ?
|
|
* @param $id integer The ID of the database to dump to.
|
|
* @return boolean TRUE if the database has been restored, or FALSE if an error occurred
|
|
*/
|
|
function restore($file, $stdout, $id) {
|
|
global $err, $bro;
|
|
if (empty($file)) {
|
|
$err->raise("mysql", _("No file specified"));
|
|
return false;
|
|
}
|
|
if (!$r = $this->get_mysql_details($id)) {
|
|
return false;
|
|
}
|
|
if (!($fi = $bro->convertabsolute($file, 0))) {
|
|
$err->raise("mysql", _("File not found"));
|
|
return false;
|
|
}
|
|
if (!file_exists($fi)) {
|
|
$err->raise("mysql", _("File not found"));
|
|
return false;
|
|
}
|
|
|
|
if (substr($fi, -3) == ".gz") {
|
|
$exe = "/bin/gzip -d -c <" . escapeshellarg($fi) . " | /usr/bin/mysql -h" . escapeshellarg($this->dbus->Host) . " -u" . escapeshellarg($r["login"]) . " -p" . escapeshellarg($r["pass"]) . " " . escapeshellarg($r["db"]);
|
|
} elseif (substr($fi, -4) == ".bz2") {
|
|
$exe = "/usr/bin/bunzip2 -d -c <" . escapeshellarg($fi) . " | /usr/bin/mysql -h" . escapeshellarg($this->dbus->Host) . " -u" . escapeshellarg($r["login"]) . " -p" . escapeshellarg($r["pass"]) . " " . escapeshellarg($r["db"]);
|
|
} else {
|
|
$exe = "/usr/bin/mysql -h" . escapeshellarg($this->dbus->Host) . " -u" . escapeshellarg($r["login"]) . " -p" . escapeshellarg($r["pass"]) . " " . escapeshellarg($r["db"]) . " <" . escapeshellarg($fi);
|
|
}
|
|
$exe .= " 2>&1";
|
|
|
|
echo "<code><pre>";
|
|
$ret = 0;
|
|
if ($stdout) {
|
|
passthru($exe, $ret);
|
|
} else {
|
|
exec($exe, $ret);
|
|
}
|
|
echo "</pre></code>";
|
|
if ($ret != 0) {
|
|
return false;
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/* ----------------------------------------------------------------- */
|
|
|
|
/** Get the size of a database
|
|
* @param $dbname name of the database
|
|
* @return integer database size
|
|
* @access private
|
|
*/
|
|
function get_db_size($dbname) {
|
|
$this->dbus->query("SHOW TABLE STATUS FROM $dbname;");
|
|
$size = 0;
|
|
while ($this->dbus->next_record()) {
|
|
$size += $this->dbus->f('Data_length') + $this->dbus->f('Index_length');
|
|
if ($this->dbus->f('Engine') != 'InnoDB') {
|
|
$size += $this->dbus->f('Data_free');
|
|
}
|
|
}
|
|
return $size;
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
/**
|
|
* Returns the list of database users of an account
|
|
* */
|
|
function get_userslist($all = null) {
|
|
global $db, $err, $cuid;
|
|
$err->log("mysql", "get_userslist");
|
|
$c = array();
|
|
if (!$all) {
|
|
$db->query("SELECT name FROM dbusers WHERE uid= ? and enable not in ('ADMIN','HIDDEN') ORDER BY name;", array($cuid));
|
|
} else {
|
|
$db->query("SELECT name FROM dbusers WHERE uid= ? ORDER BY name;", array($cuid));
|
|
}
|
|
while ($db->next_record()) {
|
|
$pos = strpos($db->f("name"), "_");
|
|
if ($pos === false) {
|
|
$c[] = array("name" => ($db->f("name")));
|
|
} else {
|
|
$c[] = array("name" => ($db->f("name")));
|
|
//$c[]=array("name"=>substr($db->f("name"),strpos($db->f("name"),"_")+1));
|
|
}
|
|
}
|
|
|
|
return $c;
|
|
}
|
|
|
|
function get_defaultsparam($dbn) {
|
|
global $db, $err, $cuid;
|
|
$err->log("mysql", "getdefaults");
|
|
|
|
$dbu = $dbn;
|
|
$r = array();
|
|
$dbn = str_replace('_', '\_', $dbn);
|
|
$this->dbus->query("Select * from mysql.db where Db= ? and User!= ? ;", array($dbn, $cuid."_myadm"));
|
|
|
|
if (!$this->dbus->num_rows()) {
|
|
$err->raise("mysql",_("Database not found"));
|
|
return false;
|
|
}
|
|
while ($this->dbus->next_record()) {
|
|
$variable = $this->dbus->Record;
|
|
if ($variable['User'] == $dbu) {
|
|
$r['Host'] = $this->dbus->f('Host');
|
|
|
|
if ($this->dbus->f('Select_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Insert_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Update_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Delete_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Create_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Drop_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('References_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Index_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Alter_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Create_tmp_table_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Lock_tables_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Create_view_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Show_view_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Create_routine_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Alter_routine_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Execute_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Event_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
if ($this->dbus->f('Trigger_priv') !== "Y") {
|
|
return $r;
|
|
}
|
|
}
|
|
} //endwhile
|
|
if (!count($r)) {
|
|
$err->raise("mysql",_("Database not found")." (2)");
|
|
return false;
|
|
}
|
|
if (!$db->query("SELECT name,password from dbusers where name= ? ;", array($dbu))) {
|
|
$err->raise("mysql",_("Database not found")." (3)");
|
|
return false;
|
|
}
|
|
|
|
if (!$db->num_rows()) {
|
|
$err->raise("mysql",_("Database not found")." (4)");
|
|
return false;
|
|
}
|
|
$db->next_record();
|
|
$r['user'] = $db->f('name');
|
|
$r['password'] = $db->f('password');
|
|
return $r;
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
/**
|
|
* Create a new user in MySQL rights tables
|
|
* @param $usern the username (we will add _[alternc-account] to it)
|
|
* @param string $password The password for this username
|
|
* @param string $passconf The password confirmation
|
|
* @return boolean if the user has been created in MySQL or FALSE if an error occurred
|
|
* */
|
|
function add_user($usern, $password, $passconf) {
|
|
global $db, $err, $mem, $cuid, $admin;
|
|
$err->log("mysql", "add_user", $usern);
|
|
|
|
$usern = trim($usern);
|
|
$login = $mem->user["login"];
|
|
if ($login != $usern) {
|
|
$user = $login . "_" . $usern;
|
|
} else {
|
|
$user = $usern;
|
|
}
|
|
|
|
if (!$usern) {
|
|
$err->raise("mysql", _("The username is mandatory"));
|
|
return false;
|
|
}
|
|
if (!$password) {
|
|
$err->raise("mysql", _("The password is mandatory"));
|
|
return false;
|
|
}
|
|
if (!preg_match("#^[0-9a-z]#", $usern)) {
|
|
$err->raise("mysql", _("The username can contain only letters and numbers"));
|
|
return false;
|
|
}
|
|
|
|
// We check the length of the COMPLETE username, not only the part after _
|
|
$len=variable_get("sql_max_username_length", 16);
|
|
if (strlen($user) > $len) {
|
|
$err->raise("mysql", _("MySQL username cannot exceed %d characters"), $len);
|
|
return false;
|
|
}
|
|
$db->query("SELECT * FROM dbusers WHERE name= ? ;", array($user));
|
|
if ($db->num_rows()) {
|
|
$err->raise("mysql", _("The database user already exists"));
|
|
return false;
|
|
}
|
|
if ($password != $passconf || !$password) {
|
|
$err->raise("mysql", _("The passwords do not match"));
|
|
return false;
|
|
}
|
|
|
|
// Check this password against the password policy using common API :
|
|
if (is_callable(array($admin, "checkPolicy"))) {
|
|
if (!$admin->checkPolicy("mysql", $user, $password)) {
|
|
return false; // The error has been raised by checkPolicy()
|
|
}
|
|
}
|
|
|
|
// We add him to the user table
|
|
$db->query("INSERT INTO dbusers (uid,name,password,enable) VALUES( ?, ?, ?, 'ACTIVATED');", array($cuid, $user, $password));
|
|
|
|
$this->grant("*", $user, "USAGE", $pass);
|
|
return true;
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
/**
|
|
* Change a user's MySQL password
|
|
* @param $usern the username
|
|
* @param $password The password for this username
|
|
* @param $passconf The password confirmation
|
|
* @return boolean if the password has been changed in MySQL or FALSE if an error occurred
|
|
* */
|
|
function change_user_password($usern, $password, $passconf) {
|
|
global $db, $err, $cuid, $admin;
|
|
$err->log("mysql", "change_user_pass", $usern);
|
|
|
|
$usern = trim($usern);
|
|
if ($password != $passconf || !$password) {
|
|
$err->raise("mysql", _("The passwords do not match"));
|
|
return false;
|
|
}
|
|
|
|
// Check this password against the password policy using common API :
|
|
if (is_callable(array($admin, "checkPolicy"))) {
|
|
if (!$admin->checkPolicy("mysql", $usern, $password)) {
|
|
return false; // The error has been raised by checkPolicy()
|
|
}
|
|
}
|
|
$this->dbus->query("SET PASSWORD FOR " . $db->quote($usern) . "@" . $db->quote($this->dbus->Client) . " = PASSWORD(?);", array($password));
|
|
$db->query("UPDATE dbusers set password= ? where name= ? and uid= ? ;", array($password, $usern, $cuid));
|
|
return true;
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
/**
|
|
* Delete a user in MySQL rights tables
|
|
* @param $user the username (we will add "[alternc-account]_" to it) to delete
|
|
* @param integer $all
|
|
* @return boolean if the user has been deleted in MySQL or FALSE if an error occurred
|
|
* */
|
|
function del_user($user, $all = false) {
|
|
global $db, $err, $cuid;
|
|
$err->log("mysql", "del_user", $user);
|
|
if (!preg_match("#^[0-9a-z]#", $user)) {
|
|
$err->raise("mysql", _("The username can contain only letters and numbers"));
|
|
return false;
|
|
}
|
|
if (!$all) {
|
|
$db->query("SELECT name FROM dbusers WHERE name= ? and enable not in ('ADMIN','HIDDEN');", array($user));
|
|
} else {
|
|
$db->query("SELECT name FROM dbusers WHERE uid= ? ;", array($cuid));
|
|
}
|
|
|
|
if (!$db->num_rows()) {
|
|
$err->raise("mysql", _("The username was not found"));
|
|
return false;
|
|
}
|
|
$db->next_record();
|
|
$login = $db->f("name");
|
|
|
|
// Ok, database exists and dbname is compliant. Let's proceed
|
|
$this->dbus->query("REVOKE ALL PRIVILEGES ON *.* FROM " . $db->quote($user) . "@" . $db->quote($this->dbus->Client) . ";");
|
|
$this->dbus->query("DELETE FROM mysql.db WHERE User= ? AND Host= ? ;", array($user, $this->dbus->Client));
|
|
$this->dbus->query("DELETE FROM mysql.user WHERE User= ? AND Host= ? ;", array($user, $this->dbus->Client));
|
|
$this->dbus->query("FLUSH PRIVILEGES");
|
|
|
|
$db->query("DELETE FROM dbusers WHERE uid= ? AND name= ? ;", array($cuid, $user));
|
|
return true;
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
/**
|
|
* Return the list of the database rights of user $user
|
|
* @param $user the username
|
|
* @return array An array of database name and rights
|
|
* */
|
|
function get_user_dblist($user) {
|
|
global $db, $err;
|
|
|
|
$this->dbus->query("SELECT * FROM mysql.user WHERE User= ? AND Host= ? ;", array($user, $this->dbus->Client));
|
|
if (!$this->dbus->next_record()) {
|
|
$err->raise('mysql', _("This user does not exist in the MySQL/User database"));
|
|
return false;
|
|
}
|
|
|
|
$r = array();
|
|
$db->free();
|
|
$dblist = $this->get_dblist();
|
|
foreach ($dblist as $tab) {
|
|
$this->dbus->query("SELECT * FROM mysql.db WHERE User= ? AND Host= ? AND Db= ? ;", array($user, $this->dbus->Client, $tab["db"]));
|
|
if ($this->dbus->next_record()) {
|
|
$r[] = array("db" => $tab["db"], "select" => $this->dbus->f("Select_priv"), "insert" => $this->dbus->f("Insert_priv"), "update" => $this->dbus->f("Update_priv"), "delete" => $this->dbus->f("Delete_priv"), "create" => $this->dbus->f("Create_priv"), "drop" => $this->dbus->f("Drop_priv"), "references" => $this->dbus->f("References_priv"), "index" => $this->dbus->f("Index_priv"), "alter" => $this->dbus->f("Alter_priv"), "create_tmp" => $this->dbus->f("Create_tmp_table_priv"), "lock" => $this->dbus->f("Lock_tables_priv"),
|
|
"create_view" => $this->dbus->f("Create_view_priv"),
|
|
"show_view" => $this->dbus->f("Show_view_priv"),
|
|
"create_routine" => $this->dbus->f("Create_routine_priv"),
|
|
"alter_routine" => $this->dbus->f("Alter_routine_priv"),
|
|
"execute" => $this->dbus->f("Execute_priv"),
|
|
"event" => $this->dbus->f("Event_priv"),
|
|
"trigger" => $this->dbus->f("Trigger_priv")
|
|
);
|
|
} else {
|
|
$r[] = array("db" => $tab['db'], "select" => "N", "insert" => "N", "update" => "N", "delete" => "N", "create" => "N", "drop" => "N", "references" => "N", "index" => "N", "alter" => "N", "create_tmp" => "N", "lock" => "N", "create_view" => "N", "show_view" => "N", "create_routine" => "N", "alter_routine" => "N", "execute" => "N", "event" => "N", "trigger" => "N");
|
|
}
|
|
}
|
|
return $r;
|
|
}
|
|
|
|
/* ------------------------------------------------------------ */
|
|
|
|
/**
|
|
* Set the access rights of user $user to database $dbn to be rights $rights
|
|
* @param $user the username to give rights to
|
|
* @param $dbn The database to give rights to
|
|
* @param $rights The rights as an array of MySQL keywords (insert, select ...)
|
|
* @return boolean TRUE if the rights has been applied or FALSE if an error occurred
|
|
*
|
|
* */
|
|
function set_user_rights($user, $dbn, $rights) {
|
|
global $err;
|
|
$err->log("mysql", "set_user_rights");
|
|
|
|
// On genere les droits en fonction du tableau de droits
|
|
$strrights = "";
|
|
for ($i = 0; $i < count($rights); $i++) {
|
|
switch ($rights[$i]) {
|
|
case "select":
|
|
$strrights.="SELECT,";
|
|
break;
|
|
case "insert":
|
|
$strrights.="INSERT,";
|
|
break;
|
|
case "update":
|
|
$strrights.="UPDATE,";
|
|
break;
|
|
case "delete":
|
|
$strrights.="DELETE,";
|
|
break;
|
|
case "create":
|
|
$strrights.="CREATE,";
|
|
break;
|
|
case "drop":
|
|
$strrights.="DROP,";
|
|
break;
|
|
case "references":
|
|
$strrights.="REFERENCES,";
|
|
break;
|
|
case "index":
|
|
$strrights.="INDEX,";
|
|
break;
|
|
case "alter":
|
|
$strrights.="ALTER,";
|
|
break;
|
|
case "create_tmp":
|
|
$strrights.="CREATE TEMPORARY TABLES,";
|
|
break;
|
|
case "lock":
|
|
$strrights.="LOCK TABLES,";
|
|
break;
|
|
case "create_view":
|
|
$strrights.="CREATE VIEW,";
|
|
break;
|
|
case "show_view":
|
|
$strrights.="SHOW VIEW,";
|
|
break;
|
|
case "create_routine":
|
|
$strrights.="CREATE ROUTINE,";
|
|
break;
|
|
case "alter_routine":
|
|
$strrights.="ALTER ROUTINE,";
|
|
break;
|
|
case "execute":
|
|
$strrights.="EXECUTE,";
|
|
break;
|
|
case "event":
|
|
$strrights.="EVENT,";
|
|
break;
|
|
case "trigger":
|
|
$strrights.="TRIGGER,";
|
|
break;
|
|
}
|
|
}
|
|
|
|
// We reset all user rights on this DB :
|
|
$this->dbus->query("SELECT * FROM mysql.db WHERE User = ? AND Db = ?;", array($user, $dbn));
|
|
|
|
if ($this->dbus->num_rows()) {
|
|
$this->dbus->query("REVOKE ALL PRIVILEGES ON ".$dbn.".* FROM ".$this->dbus->quote($user)."@" . $this->dbus->quote($this->dbus->Client) . ";");
|
|
}
|
|
if ($strrights) {
|
|
$strrights = substr($strrights, 0, strlen($strrights) - 1);
|
|
$this->grant($dbn, $user, $strrights);
|
|
}
|
|
$this->dbus->query("FLUSH PRIVILEGES");
|
|
return TRUE;
|
|
}
|
|
|
|
function available_sql_rights() {
|
|
return Array('select', 'insert', 'update', 'delete', 'create', 'drop', 'references', 'index', 'alter', 'create_tmp', 'lock', 'create_view', 'show_view', 'create_routine', 'alter_routine', 'execute', 'event', 'trigger');
|
|
}
|
|
|
|
/* ----------------------------------------------------------------- */
|
|
|
|
/** Hook function called by the lxc class to set mysql_host and port
|
|
* parameters
|
|
* @access private
|
|
*/
|
|
function hook_lxc_params($params) {
|
|
global $err;
|
|
$err->log("mysql", "alternc_get_quota");
|
|
$p = array();
|
|
if (isset($this->dbus["Host"]) && $this->dbus["Host"] != "") {
|
|
$p["mysql_host"] = $this->dbus["Host"];
|
|
$p["mysql_port"] = 3306;
|
|
}
|
|
return $p;
|
|
}
|
|
|
|
/* ----------------------------------------------------------------- */
|
|
|
|
/** Hook function called by the quota class to compute user used quota
|
|
* Returns the used quota for the $name service for the current user.
|
|
* @param $name string name of the quota
|
|
* @return integer the number of service used or false if an error occured
|
|
* @access private
|
|
*/
|
|
function hook_quota_get() {
|
|
global $err;
|
|
$err->log("mysql", "alternc_get_quota");
|
|
$q = Array("name" => "mysql", "description" => _("MySQL Databases"), "used" => 0);
|
|
$c = $this->get_dblist();
|
|
if (is_array($c)) {
|
|
$q['used'] = count($c);
|
|
}
|
|
return $q;
|
|
}
|
|
|
|
/* ----------------------------------------------------------------- */
|
|
|
|
/** Hook function called when a user is created.
|
|
* AlternC's standard function that create a member
|
|
* @access private
|
|
*/
|
|
function alternc_add_member() {
|
|
global $db, $err, $cuid, $mem;
|
|
$err->log("mysql", "alternc_add_member");
|
|
//checking for the phpmyadmin user
|
|
$db->query("SELECT name,password FROM dbusers WHERE uid= ? AND Type='ADMIN';", array($cuid));
|
|
if ($db->num_rows()) {
|
|
$myadm = $db->f("name");
|
|
$password = $db->f("password");
|
|
} else {
|
|
$myadm = $cuid . "_myadm";
|
|
$password = create_pass(8);
|
|
}
|
|
|
|
$db->query("INSERT INTO dbusers (uid,name,password,enable) VALUES (?, ?, ?, 'ADMIN');", array($cuid, $myadm, $password));
|
|
|
|
return true;
|
|
}
|
|
|
|
/* ----------------------------------------------------------------- */
|
|
|
|
/** Hook function called when a user is deleted.
|
|
* AlternC's standard function that delete a member
|
|
* @access private
|
|
*/
|
|
function alternc_del_member() {
|
|
global $err;
|
|
$err->log("mysql", "alternc_del_member");
|
|
$c = $this->get_dblist();
|
|
if (is_array($c)) {
|
|
for ($i = 0; $i < count($c); $i++) {
|
|
$this->del_db($c[$i]["name"]);
|
|
}
|
|
}
|
|
$d = $this->get_userslist(1);
|
|
if (!empty($d)) {
|
|
for ($i = 0; $i < count($d); $i++) {
|
|
$this->del_user($d[$i]["name"], 1);
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/* ----------------------------------------------------------------- */
|
|
|
|
/** Hook function called when a user is logged out.
|
|
* We just remove the cookie created in admin/sql_admin.php
|
|
a @access private
|
|
*/
|
|
function alternc_del_session() {
|
|
$_SESSION['PMA_single_signon_user'] = '';
|
|
$_SESSION['PMA_single_signon_password'] = '';
|
|
$_SESSION['PMA_single_signon_host'] = '';
|
|
}
|
|
|
|
/* ----------------------------------------------------------------- */
|
|
|
|
/**
|
|
* Exporte all the mysql information of an account
|
|
* @access private
|
|
* EXPERIMENTAL 'sid' function ;)
|
|
*/
|
|
function alternc_export_conf() {
|
|
//TODO don't work with separated sql server for dbusers
|
|
global $db, $err, $cuid;
|
|
$err->log("mysql", "export");
|
|
$db->query("SELECT login, pass, db, bck_mode, bck_dir, bck_history, bck_gzip FROM db WHERE uid= ? ;", array($cuid));
|
|
$str = "";
|
|
if ($db->next_record()) {
|
|
$str.=" <sql>\n";
|
|
$str.=" <login>" . $db->Record["login"] . "</login>\n";
|
|
$str.=" <pass>" . $db->Record["pass"] . "</pass>\n";
|
|
do {
|
|
$filename = $tmpdir . "/mysql." . $db->Record["db"] . ".sql.gz"; // FIXME not used
|
|
$str.=" <database>" . ($db->Record["db"]) . "</database>\n";
|
|
$str.=" <password>" . ($db->Record["pass"]) . "</password>\n";
|
|
if ($s["bck_mode"] != 0) { // FIXME what is $s ?
|
|
$str.=" <backup-mode>" . ($db->Record["bck_mode"]) . "</backup-mode>\n";
|
|
$str.=" <backup-dir>" . ($db->Record["bck_dir"]) . "</backup-dir>\n";
|
|
$str.=" <backup-history>" . ($db->Record["bck_history"]) . "</backup-history>\n";
|
|
$str.=" <backup-gzip>" . ($db->Record["bck_gzip"]) . "</backup-gzip>\n";
|
|
}
|
|
} while ($db->next_record());
|
|
$str.=" </sql>\n";
|
|
}
|
|
return $str;
|
|
}
|
|
|
|
/* ----------------------------------------------------------------- */
|
|
|
|
/**
|
|
* Exporte all the mysql databases a of give account to $dir directory
|
|
* @access private
|
|
* EXPERIMENTAL 'sid' function ;)
|
|
*/
|
|
function alternc_export_data($dir) {
|
|
global $db, $err, $cuid;
|
|
$err->log("mysql", "export_data");
|
|
$db->query("SELECT db.login, db.pass, db.db, dbusers.name FROM db,dbusers WHERE db.uid= ? AND dbusers.uid=db.uid;", array($cuid));
|
|
$dir.="sql/";
|
|
if (!is_dir($dir)) {
|
|
if (!mkdir($dir)) {
|
|
$err->raise('mysql', _("The directory could not be created"));
|
|
}
|
|
}
|
|
// on exporte toutes les bases utilisateur.
|
|
while ($db->next_record()) {
|
|
$filename = $dir . "mysql." . $db->Record["db"] . "." . date("H:i:s") . ".sql.gz";
|
|
exec("/usr/bin/mysqldump --defaults-file=/etc/alternc/my.cnf --add-drop-table --allow-keywords -Q -f -q -a -e " . escapeshellarg($db->Record["db"]) . " |/bin/gzip >" . escapeshellarg($filename));
|
|
}
|
|
}
|
|
|
|
/* ----------------------------------------------------------------- */
|
|
|
|
/**
|
|
* Return the size of each databases in a SQL Host given in parameter
|
|
* @param $db_name the human name of the host
|
|
* @param $db_host the host hosting the SQL databases
|
|
* @param $db_login the login to access the SQL db
|
|
* @param $db_password the password to access the SQL db
|
|
* @param $db_client the client to access the SQL db
|
|
* @return an array associating the name of the databases to their sizes : array(dbname=>size)
|
|
*/
|
|
function get_dbus_size($db_name, $db_host, $db_login, $db_password, $db_client) {
|
|
global $err;
|
|
$err->log("mysql", "get_dbus_size", $db_host);
|
|
|
|
$this->dbus = new DB_Sql("mysql",$db_host,$db_login,$db_password);
|
|
|
|
$this->dbus->query("SHOW DATABASES;");
|
|
$alldb=array();
|
|
while ($this->dbus->next_record()) {
|
|
$alldb[] = $this->dbus->f("Database");
|
|
}
|
|
|
|
$res = array();
|
|
foreach($alldb as $dbname) {
|
|
$c = $this->dbus->query("SHOW TABLE STATUS FROM $dbname;");
|
|
$size = 0;
|
|
while ($this->dbus->next_record()) {
|
|
$size+=$this->dbus->f("Data_length") + $this->dbus->f("Index_length");
|
|
}
|
|
$res["$dbname"] = "$size";
|
|
}
|
|
return $res;
|
|
}
|
|
|
|
}
|
|
|
|
/* Class m_mysql */
|