From f7ec00b2f8ba3efc5bdeacef9c813f8a826ae3be Mon Sep 17 00:00:00 2001
From: Patrick Anders <p.anders@timmehosting.de>
Date: Wed, 10 Dec 2014 08:44:26 -0500
Subject: [PATCH] add Spdy option - http://en.wikipedia.org/wiki/SPDY
---
server/plugins-available/mongo_clientdb_plugin.inc.php | 831 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 831 insertions(+), 0 deletions(-)
diff --git a/server/plugins-available/mongo_clientdb_plugin.inc.php b/server/plugins-available/mongo_clientdb_plugin.inc.php
new file mode 100644
index 0000000..2f38112
--- /dev/null
+++ b/server/plugins-available/mongo_clientdb_plugin.inc.php
@@ -0,0 +1,831 @@
+<?php
+
+/*
+Copyright (c) 2007, Till Brehm, projektfarm Gmbh
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+ * Neither the name of ISPConfig nor the names of its contributors
+ may be used to endorse or promote products derived from this software without
+ specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+/**
+ * The MongoDB client plugin is used by ISPConfig to control the management of MongoDB.
+ * If handles everything from creating DBs/Users, update them or delete them.
+ */
+
+
+class mongo_clientdb_plugin {
+
+ /**
+ * ISPConfig internal identifiers.
+ */
+ var $plugin_name = 'mongo_clientdb_plugin';
+ var $class_name = 'mongo_clientdb_plugin';
+
+
+ /**
+ * This function is called during ISPConfig installation.
+ * It determines if a symlink shall be created for this plugin.
+ *
+ * @return bool true if symlink should be created
+ */
+ function onInstall() {
+ global $conf;
+
+ if($conf['services']['db'] == true && class_exists('MongoClient')) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+
+ /**
+ * This function is called when the plugin is loaded.
+ * Each plugin/module needs to register itself to ISPConfig events from which
+ * it want to receive changes/get notified.
+ *
+ * Since this is a MongoDB plugin we are interested in DB changes and everything related
+ * to it, like users.
+ */
+ function onLoad() {
+ global $app;
+
+ //* Databases
+ $app->plugins->registerEvent('database_insert', $this->plugin_name, 'db_insert');
+ $app->plugins->registerEvent('database_update', $this->plugin_name, 'db_update');
+ $app->plugins->registerEvent('database_delete', $this->plugin_name, 'db_delete');
+
+ //* Database users
+ $app->plugins->registerEvent('database_user_insert', $this->plugin_name, 'db_user_insert');
+ $app->plugins->registerEvent('database_user_update', $this->plugin_name, 'db_user_update');
+ $app->plugins->registerEvent('database_user_delete', $this->plugin_name, 'db_user_delete');
+ }
+
+
+ /**
+ * MongoDB
+ * ------------------------------------------------------------------------
+ * The following needs to be done before using this plugin:
+ * - 1. install MongoDB server from 10gen sources (or another one with >= 2.4)
+ * - 2. install php5-dev package (apt-get install php5-dev)
+ * - 3. install mongo PECL extension (pecl install mongo)
+ * - 4. enable mongo (echo "extension=mongo.so" > /etc/php5/mods-available/mongo.ini && php5enmod mongo)
+ * - 5. create administrative user manager in Mongo (mongo -> use admin -> db.addUser({user: "root", pwd: "123456", roles: [ "userAdminAnyDatabase", "readWriteAnyDatabase", "dbAdminAnyDatabase", "clusterAdmin" ]}))
+ * - 6. enable auth for Mongo (nano /etc/mongodb.conf -> auth = true)
+ * - 7. restart MongoDB (service mongodb restart)
+ *
+ * Unlike MySQL, MongoDB manages users per database.
+ * Therefor we cannot use one user for multiple databases. Instead, we have to add him each time via the admin user.
+ */
+
+ /**
+ * Stores the MongoDB connection.
+ * @var object
+ */
+ private $_connection = null;
+
+ /**
+ * Stores the MongoDB admin user.
+ * @var string
+ */
+ const USER = "root";
+
+ /**
+ * Stores the MongoDB admin password.
+ * @var string
+ */
+ const PW = "123456";
+
+ /**
+ * Stores the MongoDB host address.
+ * @var string
+ */
+ const HOST = "127.0.0.1";
+
+ /**
+ * Stores the MongoDB port.
+ * @var int
+ */
+ const PORT = 27017;
+
+ /**
+ * Adds the user to given database.
+ * If no connection exists, the user already exists or the database doesn't exist,
+ * null is returned.
+ *
+ * @param string $db the database to use
+ * @param array $user the user to add
+ * @return bool true if user added
+ */
+ private function addUser($db, $user) {
+ if ($this->isConnected() && !$this->userExists($db, $user)) {
+ $roles = "";
+
+ foreach ($user['roles'] as $index => $role) {
+ $roles .= "\"".$role."\"";
+
+ if ($index !== count($user['roles']) - 1) {
+ $roles .= ", ";
+ }
+ }
+
+ return $this->exec($db, "db.system.users.insert({ user: \"".$user['username']."\", pwd: \"".$user['password']."\", roles: [ ".$roles." ] })");
+ //return $this->exec($db, "db.addUser({ user: \"".$user['username']."\", pwd: \"".$user['password']."\", roles: [ ".$roles." ] })");
+ }
+
+ return null;
+ }
+
+ /**
+ * Changes the users password in given DB.
+ * If no connection exists, the user doesn't exist or the DB doesn't exist,
+ * null is returned.
+ *
+ * @param string $db the database name
+ * @param string $user the user to change
+ * @param string $password the new password
+ * @return bool true if password changes
+ */
+ private function changePassword($db, $user, $password) {
+ if ($this->isConnected() && $this->dbExists($db) && $this->userExists($db, $user)) {
+ $old_user = $this->getUser($db, $user);
+
+ if ($this->dropUser($user, $db)) {
+ return $this->addUser($db, array(
+ 'username' => $user,
+ 'password' => $password,
+ 'roles' => $old_user['roles']
+ ));
+ }
+
+ return false;
+ }
+
+ return null;
+ }
+
+ /**
+ * Connects to the server and authentificates.
+ * If the authentificaten goes wrong or another error encounters,
+ * false is returned.
+ * If we already have an open connection we try to disconnect and connect again.
+ * If this fails, false is returned.
+ *
+ * @return object $connection the MongoDB connection
+ */
+ private function connect() {
+ try {
+ if ($this->isConnected() && !$this->disconnect()) {
+ return false;
+ }
+
+ $this->_connection = new MongoClient("mongodb://".self::USER.":".self::PW."@".self::HOST.":".self::PORT."/admin");
+
+ return $this->_connection;
+ } catch (MongoConnnectionException $e) {
+ $app->log('Unable to connect to MongoDB: '.$e, LOGLEVEL_ERROR);
+ $this->_connection = null;
+
+ return false;
+ }
+ }
+
+ /**
+ * Checks if the database exists.
+ * If no connection exists,
+ * null is returned.
+ *
+ * @param string $db the database name
+ * @return bool true if exists
+ */
+ private function dbExists($db) {
+ if ($this->isConnected()) {
+ return in_array($db, $this->getDBs());
+ }
+
+ return null;
+ }
+
+ /**
+ * Closes the MongoDB connection.
+ * If no connection exists and nothing is done,
+ * null is returned.
+ *
+ * @return bool true if closed
+ */
+ private function disconnect() {
+ if ($this->isConnected()) {
+ $status = $this->_connection->close();
+
+ if ($status) {
+ $this->_connection = null;
+ }
+
+ return $status;
+ }
+
+ return null;
+ }
+
+ /**
+ * Drops the given database.
+ * If no connection exists or the database doesn't exist,
+ * null is returned.
+ *
+ * @param string $db the database's to drop name
+ */
+ private function dropDB($db) {
+ if ($this->isConnected() && $this->dbExists($db)) {
+ return (bool) $this->_connection->dropDB($db)['ok'];
+ }
+
+ return null;
+ }
+
+ /**
+ * Drops the given user from database.
+ * If no DB is defined, the user is dropped from all databases.
+ * If there's an error when dropping the user from all DBs, an array containing the
+ * names of the failed DBs is returned.
+ * If no connection exists, the database doesn't exist or the user is not in DB,
+ * null is returned.
+ *
+ * @param string $user the user to drop
+ * @param string $db the database name
+ * @return bool true if dropped
+ */
+ private function dropUser($user, $db = null) {
+ if ($this->isConnected()) {
+ if ($db !== null && $this->dbExists($db) && $this->userExists($db, $user)) {
+ return $this->exec($db, "db.removeUser(\"".$user."\")");
+ } else {
+ $dbs = $this->getDBs();
+
+ if ((bool) $dbs) {
+ $failures = array();
+
+ foreach ($dbs as $db) {
+ $exists = $this->userExists($db, $user);
+
+ if ($exists) {
+ if (!$this->dropUser($user, $db)) {
+ $failures[] = $db;
+ }
+ }
+ }
+ }
+
+ return (bool) $failures ? $failures : true;
+ }
+ }
+
+ return null;
+ }
+
+ /**
+ * Executed the command on the MongoDB server.
+ * If no connection exists and thus nothing can be done,
+ * null is returned.
+ *
+ * @param string $db the database to query
+ * @param string $query the command to execute
+ * @return array the result of the query
+ */
+ private function exec($db, $query) {
+ if ($this->isConnected()) {
+ $db = $this->selectDB($db);
+ $result = $db->execute($query);
+
+ if ((bool) $result['ok']) {
+ return $result;
+ }
+
+ return false;
+ }
+
+ return null;
+ }
+
+ /**
+ * Checks if the connection exists.
+ *
+ * @return true if connected
+ */
+ private function isConnected() {
+ return $this->_connection !== null;
+ }
+
+ /**
+ * Generates a MongoDB compatible password.
+ *
+ * @param string $user the username
+ * @param string $password the user password
+ * @return string the MD5 string
+ */
+ private function generatePassword($user, $password) {
+ return md5($user.":mongo:".$password);
+ }
+
+ /**
+ * Returns the databases found on connection.
+ * If no connection exists and therefor no DBs can be found,
+ * null is returned.
+ *
+ * @return array $names the databases's name
+ */
+ private function getDBs() {
+ if ($this->isConnected()) {
+ $dbs = $this->_connection->listDBs();
+
+ if ((bool) $dbs && isset($dbs['databases'])) {
+ $names = array();
+
+ foreach ($dbs['databases'] as $db) {
+ $names[] = $db['name'];
+ }
+
+ return $names;
+ }
+ }
+
+ return null;
+ }
+
+ /**
+ * Returns the user entry for given database.
+ * If no connection exists, the database doesn't exist or the user doesn't exist
+ * null is returned.
+ *
+ * @param string $db the database name
+ * @param string $user the user to return
+ * @return array $user the user in DB
+ */
+ private function getUser($db, $user) {
+ if ($this->isConnected() && $this->dbExists($db) && $this->userExists($db, $user)) {
+ $result = $this->selectDB($db)->selectCollection("system.users")->find(array( 'user' => $user ));
+
+ // ugly fix to return user
+ foreach ($result as $user) {
+ return $user;
+ }
+ }
+
+ return null;
+ }
+
+ /**
+ * Returns the users for given database.
+ * If no connection exists or the database doesn't exist,
+ * null is returned.
+ *
+ * @param string $db the database name
+ * @return array $users the users in DB
+ */
+ private function getUsers($db) {
+ if ($this->isConnected() && $this->dbExists($db)) {
+ $result = $this->selectDB($db)->selectCollection("system.users")->find();
+
+ $users = array();
+
+ foreach ($result as $record) {
+ $users[] = $record['user'];
+ }
+
+ return $users;
+ }
+
+ return null;
+ }
+
+ /**
+ * Checks if the given user exists in given database.
+ * If no connection exists or the given database doesn't exist
+ * null is returned.
+ *
+ * @param string $db the database name
+ * @param string $user the user to check
+ * @return bool true if user exists
+ */
+ private function userExists($db, $user) {
+ if ($this->isConnected() && $this->dbExists($db)) {
+ $users = $this->getUsers($db);
+
+ return in_array($user, $users);
+ }
+
+ return null;
+ }
+
+ /**
+ * Renames the MongoDB database to provided name.
+ * If no connection exists, the source DB doesn't exist or the target DB already exists,
+ * null is returned.
+ *
+ * @param string $old_name the old database name
+ * @param string $new_name the new database name
+ * @return bool true if renamed
+ */
+ private function renameDB($old_name, $new_name) {
+ if ($this->isConnected() && $this->dbExists($old_name) && !$this->dbExists($new_name)) {
+ if ($this->exec($old_name, "db.copyDatabase(\"".$old_name."\", \"".$new_name."\", \"".self::HOST."\", \"".self::USER."\", \"".self::PW."\")")) {
+ $this->dropDB($old_name);
+
+ return true;
+ }
+
+ return false;
+ }
+
+ return null;
+ }
+
+ /**
+ * Switched the selected database.
+ * MongoDB acts on a per-DB level (user management) and we always need to
+ * ensure we have the right DB selected.
+ * If no connection exists and thus nothing is done,
+ * null is returned.
+ *
+ * @param string $db the database to use
+ * @return object the MongoDB database object
+ */
+ private function selectDB($db) {
+ if ($this->isConnected()) {
+ return $this->_connection->selectDB($db);
+ }
+
+ return null;
+ }
+
+
+ /**
+ * This function is called when a DB is created from within the ISPConfig3 interface.
+ * We need to create the DB and allow all users to connect to it that are choosen.
+ * Since MongoDB doesn't create a DB before any data is stored in it, it's important
+ * to store the users so it contains data -> is created.
+ *
+ * @param string $event_name the name of the event (insert, update, delete)
+ * @param array $data the event data (old and new)
+ * @return only if something is wrong
+ */
+ function db_insert($event_name, $data) {
+ global $app, $conf;
+
+ // beside checking for MongoDB we also check if the DB is active because only then we add users
+ // -> MongoDB needs users to create the DB
+ if ($data['new']['type'] == 'mongo' && $data['new']['active'] == 'y') {
+ if ($this->connect() === false) {
+ $app->log("Unable to connect to MongoDB: Connecting using connect() failed.", LOGLEVEL_ERROR);
+ return;
+ }
+
+ $db_user = $app->db->queryOneRecord("SELECT `database_user`, `database_password_mongo` FROM `web_database_user` WHERE `database_user_id` = '" . intval($data['new']['database_user_id']) . "'");
+ $db_ro_user = $app->db->queryOneRecord("SELECT `database_user`, `database_password_mongo` FROM `web_database_user` WHERE `database_user_id` = '" . intval($data['new']['database_ro_user_id']) . "'");
+
+ $user = $db_user['database_user'];
+ $password = $db_user['database_password_mongo'];
+
+ $ro_user = $db_ro_user['database_user'];
+ $ro_password = $db_ro_user['database_password_mongo'];
+
+ $db = $data['new']['database_name'];
+
+ if ((bool) $db_user) {
+ if ($user == 'root') {
+ $app->log("User root not allowed for client databases", LOGLEVEL_WARNING);
+ } else {
+ if (!$this->addUser($db, array(
+ 'username' => $user,
+ 'password' => $password,
+ 'roles' => array(
+ "readWrite",
+ "dbAdmin"
+ )
+ ))) {
+ $app->log("Error while adding user: ".$user." to DB: ".$db, LOGLEVEL_WARNING);
+ }
+ }
+ }
+
+ if ($db_ro_user && $data['new']['database_user_id'] != $data['new']['database_ro_user_id']) {
+ if ($user == 'root') {
+ $app->log("User root not allowed for client databases", LOGLEVEL_WARNING);
+ } else {
+ if (!$this->addUser($db, array(
+ 'username' => $ro_user,
+ 'password' => $ro_password,
+ 'roles' => array(
+ "read"
+ )
+ ))) {
+ $app->log("Error while adding read-only user: ".$user." to DB: ".$db, LOGLEVEL_WARNING);
+ }
+ }
+ }
+
+ $this->disconnect();
+ }
+ }
+
+
+ /**
+ * This function is called when a DB is updated from within the ISPConfig interface.
+ * Updating the DB needs a lot of changes. First, we need to recheck all users that
+ * have permissions to access the DB. Maybe we also need to rename the DB and change
+ * it's type (MySQL, MongoDB etc.)...hard work here :)
+ *
+ * @param string $event_name the name of the event (insert, update, delete)
+ * @param array $data the event data (old and new)
+ * @return only if something is wrong
+ */
+ function db_update($event_name, $data) {
+ global $app, $conf;
+
+ if ($data['old']['active'] == 'n' && $data['new']['active'] == 'n') {
+ return;
+ }
+
+ // currently switching from MongoDB <-> MySQL isn't supported
+ if ($data['old']['type'] == 'mongo' && $data['new']['type'] == 'mongo') {
+ if ($this->connect() === false) {
+ $app->log("Unable to connect to MongoDB: Connecting using connect() failed.", LOGLEVEL_ERROR);
+ return;
+ }
+
+ $db_user = $app->db->queryOneRecord("SELECT `database_user`, `database_password_mongo` FROM `web_database_user` WHERE `database_user_id` = '" . intval($data['new']['database_user_id']) . "'");
+ $db_ro_user = $app->db->queryOneRecord("SELECT `database_user`, `database_password_mongo` FROM `web_database_user` WHERE `database_user_id` = '" . intval($data['new']['database_ro_user_id']) . "'");
+
+ $user = $db_user['database_user'];
+ $password = $db_user['database_password_mongo'];
+
+ $ro_user = $db_ro_user['database_user'];
+ $ro_password = $db_ro_user['database_password_mongo'];
+
+ $db = $data['new']['database_name'];
+
+ // create the database user if database was disabled before
+ if ($data['new']['active'] == 'y' && $data['old']['active'] == 'n') {
+ // since MongoDB creates DBs on-the-fly we can use the db_insert method which takes care of adding
+ // users to a given DB
+ $this->db_insert($event_name, $data);
+ } else if ($data['new']['active'] == 'n' && $data['old']['active'] == 'y') {
+ $users = $this->getUsers($db);
+
+ if ((bool) $users) {
+ foreach ($users as $user) {
+ $this->dropUser($user, $db);
+ }
+ }
+ } else {
+ // selected user has changed -> drop old one
+ if ($data['new']['database_user_id'] != $data['old']['database_user_id']) {
+ $old_db_user = $app->db->queryOneRecord("SELECT `database_user`, `database_password_mongo` FROM `web_database_user` WHERE `database_user_id` = '" . intval($data['old']['database_user_id']) . "'");
+
+ if ((bool) $old_db_user) {
+ if ($old_db_user['database_user'] == 'root') {
+ $app->log("User root not allowed for client databases", LOGLEVEL_WARNING);
+ } else {
+ $this->dropUser($old_db_user['database_user'], $db);
+ }
+ }
+ }
+
+ // selected read-only user has changed -> drop old one
+ if ($data['new']['database_ro_user_id'] != $data['old']['database_ro_user_id']) {
+ $old_db_user = $app->db->queryOneRecord("SELECT `database_user`, `database_password_mongo` FROM `web_database_user` WHERE `database_user_id` = '" . intval($data['old']['database_ro_user_id']) . "'");
+
+ if ((bool) $old_db_user) {
+ if ($old_db_user['database_user'] == 'root') {
+ $app->log("User root not allowed for client databases", LOGLEVEL_WARNING);
+ } else {
+ $this->dropUser($old_db_user['database_user'], $db);
+ }
+ }
+ }
+
+ // selected user has changed -> add new one
+ if ($data['new']['database_user_id'] != $data['old']['database_user_id']) {
+ if ((bool) $db_user) {
+ if ($user == 'root') {
+ $app->log("User root not allowed for client databases", LOGLEVEL_WARNING);
+ } else {
+ $this->addUser($db, array(
+ 'username' => $user,
+ 'password' => $password,
+ 'roles' => array(
+ "readWrite",
+ "dbAdmin"
+ )
+ ));
+ }
+ }
+ }
+
+ // selected read-only user has changed -> add new one
+ if ($data['new']['database_ro_user_id'] != $data['old']['database_ro_user_iduser_id']) {
+ if ((bool) $db_ro_user && $data['new']['database_user_id'] != $data['new']['database_ro_user_id']) {
+ if ($ro_user == 'root') {
+ $app->log("User root not allowed for client databases", LOGLEVEL_WARNING);
+ } else {
+ $this->addUser($db, array(
+ 'username' => $ro_user,
+ 'password' => $ro_password,
+ 'roles' => array(
+ "read"
+ )
+ ));
+ }
+ }
+ }
+
+ // renamed?
+ /*
+ if ($data['old']['database_name'] != $data['new']['database_name']) {
+ $old_name = $data['old']['database_name'];
+ $new_name = $data['new']['database_name'];
+
+ if ($this->renameDB($oldName, $newName)) {
+ $app->log("Renamed MongoDB database: ".$old_name." -> ".$new_name, LOGLEVEL_DEBUG);
+ } else {
+ $app->log("Renaming MongoDB database failed: ".$old_name." -> ".$new_name, LOGLEVEL_WARNING);
+ }
+ }
+ */
+ }
+
+ // switching from MySQL <-> Mongo isn't supported
+ // no idea what we should do here...would be best to permit in interface?
+
+ // remote access isn't supported by MongoDB (limiting to IP),
+ // we therefor don't listen for it's changes
+ }
+
+ $this->disconnect();
+ }
+
+
+ /**
+ * This function is called when a DB is deleted from within the ISPConfig interface.
+ * All we need to do is to delete the database.
+ *
+ * @param string $event_name the name of the event (insert, update, delete)
+ * @param array $data the event data (old and new)
+ * @return only if something is wrong
+ */
+ function db_delete($event_name, $data) {
+ global $app, $conf;
+
+ if ($data['old']['type'] == 'mongo') {
+ if ($this->connect() === false) {
+ $app->log("Unable to connect to MongoDB: Connecting using connect() failed.", LOGLEVEL_ERROR);
+ return;
+ }
+
+ $db_to_drop = $data['old']['database_name'];
+
+ if ($this->dropDB($db_to_drop)) {
+ $app->log("Dropping MongoDB database: ".$db_to_drop, LOGLEVEL_DEBUG);
+ } else {
+ $app->log("Error while dropping MongoDB database: ".$db_to_drop, LOGLEVEL_WARNING);
+ }
+
+ $this->disconnect();
+ }
+ }
+
+
+ /**
+ * This function is called when a user is inserted from within the ISPConfig interface.
+ * Since users are separated from databases we don't do anything here.
+ * As soon as an user is associated to a DB, we add him there.
+ *
+ * @param string $event_name the name of the event (insert, update, delete)
+ * @param array $data the event data (old and new)
+ */
+ function db_user_insert($event_name, $data) {}
+
+
+ /**
+ * This function is called when a user is updated from within the ISPConfig interface.
+ * The only thing we need to listen for here are password changes.
+ * We than need to change those in all databases the user uses.
+ *
+ * @param string $event_name the name of the event (insert, update, delete)
+ * @param array $data the event data (old and new)
+ * @return only if something is wrong
+ */
+ function db_user_update($event_name, $data) {
+ global $app, $conf;
+
+ if ($data['old']['database_user'] == $data['new']['database_user']
+ && ($data['old']['database_password'] == $data['new']['database_password']
+ || $data['new']['database_password'] == '')) {
+ return;
+ }
+
+ if ($this->connect() === false) {
+ $app->log("Unable to connect to MongoDB: Connecting using connect() failed.", LOGLEVEL_ERROR);
+ return;
+ }
+
+ if ($data['old']['database_user'] != $data['new']['database_user']) {
+ // username has changed
+ $dbs = $this->getDBs();
+
+ if ((bool) $dbs) {
+ foreach ($dbs as $db) {
+ if ($this->userExists($db, $data['old']['database_user'])) {
+ if (!$this->userExists($db, $data['new']['database_user'])) {
+ $user = $this->getUser($db, $data['old']['database_user']);
+
+ if ($this->dropUser($data['old']['database_user'], $db)) {
+ if ($this->addUser($db, array(
+ 'username' => $data['new']['database_user'],
+ 'password' => md5($data['new']['database_password_mongo']),
+ 'roles' => $user['roles']
+ ))) {
+ $app->log("Created user: ".$data['new']['database_user']." in DB: ".$db, LOGLEVEL_DEBUG);
+ } else {
+ $app->log("Couldn't create user: ".$data['new']['database_user']." in DB: ".$db, LOGLEVEL_WARNING);
+ }
+ } else {
+ $app->log("Couldn't drop user: ".$data['old']['database_user']." in DB: ".$db, LOGLEVEL_WARNING);
+ }
+ } else {
+ $app->log("User: ".$data['new']['database_user']." already exists in DB: ".$db, LOGLEVEL_WARNING);
+ }
+ }
+ }
+ }
+ }
+
+ if ($data['old']['database_password'] != $data['new']['database_password']
+ || $data['old']['database_user'] != $data['new']['database_user']) {
+ // password only has changed
+ $dbs = $this->getDBs();
+
+ if ((bool) $dbs) {
+ foreach ($dbs as $db) {
+ if ($this->userExists($db, $data['new']['database_user'])) {
+ if ($this->changePassword($db, $data['new']['database_user'], md5($data['new']['database_password_mongo']))) {
+ $app->log("Changed user's: ".$data['new']['database_user']." password in DB: ".$db, LOGLEVEL_DEBUG);
+ } else {
+ $app->log("Couldn't change user's: ".$data['new']['database_user']." password in DB: ".$db, LOGLEVEL_WARNING);
+ }
+ }
+ }
+ }
+ }
+
+ $this->disconnect();
+ }
+
+
+ /**
+ * This function is called when a user is deleted from within the ISPConfig interface.
+ * Since MongoDB uses per-DB user management, we have to find every database where the user is
+ * activated and delete him there.
+ *
+ * @param string $event_name the name of the event (insert, update, delete)
+ * @param array $data the event data (old and new)
+ * @return only if something is wrong
+ */
+ function db_user_delete($event_name, $data) {
+ global $app, $conf;
+
+ if ($this->connect() === false) {
+ $app->log("Unable to connect to MongoDB: Connecting using connect() failed.", LOGLEVEL_ERROR);
+ return;
+ }
+
+ if ($this->dropUser($data['old']['database_user']) === true) {
+ $app->log("Dropped MongoDB user: ".$data['old']['database_user'], LOGLEVEL_DEBUG);
+ } else {
+ $app->log("Error while dropping MongoDB user: ".$data['old']['database_user'], LOGLEVEL_WARNING);
+ }
+
+ $this->disconnect();
+ }
+
+}
--
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