2013-03-29 19:28:48 +04:00
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<?php
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2015-03-26 13:44:34 +03:00
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/**
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2016-07-21 18:07:57 +03:00
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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2015-03-26 13:44:34 +03:00
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* @author Andreas Fischer <bantu@owncloud.com>
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* @author Bart Visscher <bartv@thisnet.nl>
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2016-07-21 18:07:57 +03:00
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* @author Joas Schilling <coding@schilljs.com>
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2015-03-26 13:44:34 +03:00
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* @author Jörn Friedrich Dreyer <jfd@butonic.de>
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2016-05-26 20:56:05 +03:00
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* @author Manish Bisht <manish.bisht490@gmail.com>
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2015-10-26 15:54:55 +03:00
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* @author Morris Jobke <hey@morrisjobke.de>
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2016-07-21 18:07:57 +03:00
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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2015-03-26 13:44:34 +03:00
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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2016-07-21 18:07:57 +03:00
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* @author Thomas Pulzer <t.pulzer@kniel.de>
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2015-03-26 13:44:34 +03:00
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* @author Victor Dubiniuk <dubiniuk@owncloud.com>
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*
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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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 Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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2013-03-29 19:28:48 +04:00
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namespace OC\Setup;
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2013-04-03 00:01:23 +04:00
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class OCI extends AbstractDatabase {
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2013-04-03 19:52:18 +04:00
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public $dbprettyname = 'Oracle';
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2013-04-03 00:01:23 +04:00
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protected $dbtablespace;
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public function initialize($config) {
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parent::initialize($config);
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2013-07-10 01:49:05 +04:00
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if (array_key_exists('dbtablespace', $config)) {
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$this->dbtablespace = $config['dbtablespace'];
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2013-04-03 00:01:23 +04:00
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} else {
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$this->dbtablespace = 'USERS';
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}
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2014-08-28 17:54:28 +04:00
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// allow empty hostname for oracle
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2015-07-29 19:09:23 +03:00
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$this->dbHost = $config['dbhost'];
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2015-01-23 13:13:47 +03:00
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2017-03-18 01:37:48 +03:00
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$this->config->setValues([
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2015-07-29 19:09:23 +03:00
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'dbhost' => $this->dbHost,
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2015-01-23 13:13:47 +03:00
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'dbtablespace' => $this->dbtablespace,
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]);
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2013-04-03 00:01:23 +04:00
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}
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2014-08-28 17:54:28 +04:00
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public function validate($config) {
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$errors = array();
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2016-03-14 19:00:59 +03:00
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if(empty($config['dbuser']) && empty($config['dbname'])) {
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$errors[] = $this->trans->t("%s enter the database username and name.", array($this->dbprettyname));
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} else if(empty($config['dbuser'])) {
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2014-08-28 17:54:28 +04:00
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$errors[] = $this->trans->t("%s enter the database username.", array($this->dbprettyname));
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2016-03-14 19:00:59 +03:00
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} else if(empty($config['dbname'])) {
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2014-08-28 17:54:28 +04:00
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$errors[] = $this->trans->t("%s enter the database name.", array($this->dbprettyname));
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}
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return $errors;
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}
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2013-04-10 22:03:54 +04:00
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public function setupDatabase($username) {
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2015-07-29 19:09:23 +03:00
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$e_host = addslashes($this->dbHost);
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2016-07-06 12:31:28 +03:00
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// casting to int to avoid malicious input
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$e_port = (int)$this->dbPort;
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2015-07-29 19:09:23 +03:00
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$e_dbname = addslashes($this->dbName);
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2013-03-29 19:28:48 +04:00
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//check if the database user has admin right
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if ($e_host == '') {
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$easy_connect_string = $e_dbname; // use dbname as easy connect name
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} else {
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2016-07-06 10:58:38 +03:00
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$easy_connect_string = '//'.$e_host.(!empty($e_port) ? ":{$e_port}" : "").'/'.$e_dbname;
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2013-03-29 19:28:48 +04:00
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}
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2015-10-20 09:53:57 +03:00
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$this->logger->debug('connect string: ' . $easy_connect_string, ['app' => 'setup.oci']);
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2015-07-29 19:09:23 +03:00
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$connection = @oci_connect($this->dbUser, $this->dbPassword, $easy_connect_string);
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2013-03-29 19:28:48 +04:00
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if(!$connection) {
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2013-11-28 15:04:28 +04:00
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$errorMessage = $this->getLastError();
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if ($errorMessage) {
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2014-11-26 14:30:07 +03:00
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throw new \OC\DatabaseSetupException($this->trans->t('Oracle connection could not be established'),
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2013-11-28 15:04:28 +04:00
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$errorMessage.' Check environment: ORACLE_HOME='.getenv('ORACLE_HOME')
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2013-03-29 19:28:48 +04:00
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.' ORACLE_SID='.getenv('ORACLE_SID')
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.' LD_LIBRARY_PATH='.getenv('LD_LIBRARY_PATH')
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.' NLS_LANG='.getenv('NLS_LANG')
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.' tnsnames.ora is '.(is_readable(getenv('ORACLE_HOME').'/network/admin/tnsnames.ora')?'':'not ').'readable');
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}
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2014-11-26 14:30:07 +03:00
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throw new \OC\DatabaseSetupException($this->trans->t('Oracle username and/or password not valid'),
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2013-03-29 19:28:48 +04:00
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'Check environment: ORACLE_HOME='.getenv('ORACLE_HOME')
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.' ORACLE_SID='.getenv('ORACLE_SID')
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.' LD_LIBRARY_PATH='.getenv('LD_LIBRARY_PATH')
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.' NLS_LANG='.getenv('NLS_LANG')
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.' tnsnames.ora is '.(is_readable(getenv('ORACLE_HOME').'/network/admin/tnsnames.ora')?'':'not ').'readable');
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}
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//check for roles creation rights in oracle
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$query='SELECT count(*) FROM user_role_privs, role_sys_privs'
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." WHERE user_role_privs.granted_role = role_sys_privs.role AND privilege = 'CREATE ROLE'";
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$stmt = oci_parse($connection, $query);
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if (!$stmt) {
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2013-11-28 15:05:46 +04:00
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$entry = $this->trans->t('DB Error: "%s"', array($this->getLastError($connection))) . '<br />';
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2013-04-03 00:01:23 +04:00
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$entry .= $this->trans->t('Offending command was: "%s"', array($query)) . '<br />';
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2015-10-20 09:53:57 +03:00
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$this->logger->warning($entry, ['app' => 'setup.oci']);
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2013-03-29 19:28:48 +04:00
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}
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$result = oci_execute($stmt);
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if($result) {
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$row = oci_fetch_row($stmt);
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2015-01-23 13:13:47 +03:00
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if ($row[0] > 0) {
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//use the admin login data for the new database user
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2013-03-29 19:28:48 +04:00
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2015-01-23 13:13:47 +03:00
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//add prefix to the oracle user name to prevent collisions
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2015-07-29 19:09:23 +03:00
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$this->dbUser='oc_'.$username;
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2015-01-23 13:13:47 +03:00
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//create a new password so we don't need to store the admin config in the config file
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2016-01-11 00:07:33 +03:00
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$this->dbPassword = \OC::$server->getSecureRandom()->generate(30, \OCP\Security\ISecureRandom::CHAR_LOWER.\OCP\Security\ISecureRandom::CHAR_DIGITS);
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2013-03-29 19:28:48 +04:00
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2015-01-23 13:13:47 +03:00
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//oracle passwords are treated as identifiers:
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// must start with alphanumeric char
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// needs to be shortened to 30 bytes, as the two " needed to escape the identifier count towards the identifier length.
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2015-07-29 19:09:23 +03:00
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$this->dbPassword=substr($this->dbPassword, 0, 30);
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2013-03-29 19:28:48 +04:00
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2015-01-23 13:13:47 +03:00
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$this->createDBUser($connection);
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}
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}
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2013-03-29 19:28:48 +04:00
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2017-03-18 01:37:48 +03:00
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$this->config->setValues([
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2015-07-29 19:09:23 +03:00
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'dbuser' => $this->dbUser,
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'dbname' => $this->dbName,
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'dbpassword' => $this->dbPassword,
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2015-01-23 13:13:47 +03:00
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]);
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2013-03-29 19:28:48 +04:00
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2015-01-23 13:13:47 +03:00
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//create the database not necessary, oracle implies user = schema
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//$this->createDatabase($this->dbname, $this->dbuser, $connection);
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2013-03-29 19:28:48 +04:00
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//FIXME check tablespace exists: select * from user_tablespaces
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// the connection to dbname=oracle is not needed anymore
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oci_close($connection);
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2013-04-03 00:01:23 +04:00
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// connect to the oracle database (schema=$this->dbuser) an check if the schema needs to be filled
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2017-03-18 01:37:48 +03:00
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$this->dbUser = $this->config->getValue('dbuser');
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2013-04-03 00:01:23 +04:00
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//$this->dbname = \OC_Config::getValue('dbname');
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2017-03-18 01:37:48 +03:00
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$this->dbPassword = $this->config->getValue('dbpassword');
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2013-03-29 19:28:48 +04:00
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2015-07-29 19:09:23 +03:00
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$e_host = addslashes($this->dbHost);
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$e_dbname = addslashes($this->dbName);
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2013-03-29 19:28:48 +04:00
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if ($e_host == '') {
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$easy_connect_string = $e_dbname; // use dbname as easy connect name
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} else {
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$easy_connect_string = '//'.$e_host.'/'.$e_dbname;
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}
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2015-07-29 19:09:23 +03:00
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$connection = @oci_connect($this->dbUser, $this->dbPassword, $easy_connect_string);
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2013-03-29 19:28:48 +04:00
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if(!$connection) {
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2014-11-26 14:30:07 +03:00
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throw new \OC\DatabaseSetupException($this->trans->t('Oracle username and/or password not valid'),
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2013-04-03 00:01:23 +04:00
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$this->trans->t('You need to enter either an existing account or the administrator.'));
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2013-03-29 19:28:48 +04:00
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}
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$query = "SELECT count(*) FROM user_tables WHERE table_name = :un";
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$stmt = oci_parse($connection, $query);
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2015-07-29 19:09:23 +03:00
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$un = $this->tablePrefix.'users';
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2013-03-29 19:28:48 +04:00
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oci_bind_by_name($stmt, ':un', $un);
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if (!$stmt) {
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2013-11-28 15:05:46 +04:00
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$entry = $this->trans->t('DB Error: "%s"', array($this->getLastError($connection))) . '<br />';
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2013-04-03 00:01:23 +04:00
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$entry .= $this->trans->t('Offending command was: "%s"', array($query)) . '<br />';
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2015-10-20 09:53:57 +03:00
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$this->logger->warning( $entry, ['app' => 'setup.oci']);
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2013-03-29 19:28:48 +04:00
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}
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$result = oci_execute($stmt);
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if($result) {
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$row = oci_fetch_row($stmt);
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}
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if(!$result or $row[0]==0) {
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2013-06-27 22:19:51 +04:00
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\OC_DB::createDbFromStructure($this->dbDefinitionFile);
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2013-03-29 19:28:48 +04:00
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}
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}
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/**
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* @param resource $connection
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*/
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2013-04-11 02:08:53 +04:00
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private function createDBUser($connection) {
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2015-07-29 19:09:23 +03:00
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$name = $this->dbUser;
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$password = $this->dbPassword;
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2013-03-29 19:28:48 +04:00
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$query = "SELECT * FROM all_users WHERE USERNAME = :un";
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$stmt = oci_parse($connection, $query);
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if (!$stmt) {
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2013-11-28 15:05:46 +04:00
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$entry = $this->trans->t('DB Error: "%s"', array($this->getLastError($connection))) . '<br />';
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2013-04-03 00:01:23 +04:00
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$entry .= $this->trans->t('Offending command was: "%s"', array($query)) . '<br />';
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2015-10-20 09:53:57 +03:00
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$this->logger->warning($entry, ['app' => 'setup.oci']);
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2013-03-29 19:28:48 +04:00
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}
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oci_bind_by_name($stmt, ':un', $name);
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$result = oci_execute($stmt);
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if(!$result) {
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2013-11-28 15:05:46 +04:00
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$entry = $this->trans->t('DB Error: "%s"', array($this->getLastError($connection))) . '<br />';
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2013-04-03 00:01:23 +04:00
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$entry .= $this->trans->t('Offending command was: "%s"', array($query)) . '<br />';
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2015-10-20 09:53:57 +03:00
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$this->logger->warning($entry, ['app' => 'setup.oci']);
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2013-03-29 19:28:48 +04:00
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}
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if(! oci_fetch_row($stmt)) {
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//user does not exists let's create it :)
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//password must start with alphabetic character in oracle
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2013-04-03 00:01:23 +04:00
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$query = 'CREATE USER '.$name.' IDENTIFIED BY "'.$password.'" DEFAULT TABLESPACE '.$this->dbtablespace;
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2013-03-29 19:28:48 +04:00
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$stmt = oci_parse($connection, $query);
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if (!$stmt) {
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2013-11-28 15:05:46 +04:00
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$entry = $this->trans->t('DB Error: "%s"', array($this->getLastError($connection))) . '<br />';
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2013-04-03 00:01:23 +04:00
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$entry .= $this->trans->t('Offending command was: "%s"', array($query)) . '<br />';
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2015-10-20 09:53:57 +03:00
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$this->logger->warning($entry, ['app' => 'setup.oci']);
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2013-03-29 19:28:48 +04:00
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}
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//oci_bind_by_name($stmt, ':un', $name);
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$result = oci_execute($stmt);
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if(!$result) {
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2013-11-28 15:05:46 +04:00
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$entry = $this->trans->t('DB Error: "%s"', array($this->getLastError($connection))) . '<br />';
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2013-04-03 00:01:23 +04:00
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$entry .= $this->trans->t('Offending command was: "%s", name: %s, password: %s',
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2013-03-29 19:28:48 +04:00
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array($query, $name, $password)) . '<br />';
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2015-10-20 09:53:57 +03:00
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$this->logger->warning($entry, ['app' => 'setup.oci']);
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2013-03-29 19:28:48 +04:00
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}
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} else { // change password of the existing role
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$query = "ALTER USER :un IDENTIFIED BY :pw";
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$stmt = oci_parse($connection, $query);
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if (!$stmt) {
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2013-11-28 15:05:46 +04:00
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$entry = $this->trans->t('DB Error: "%s"', array($this->getLastError($connection))) . '<br />';
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2013-04-03 00:01:23 +04:00
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$entry .= $this->trans->t('Offending command was: "%s"', array($query)) . '<br />';
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2015-10-20 09:53:57 +03:00
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$this->logger->warning($entry, ['app' => 'setup.oci']);
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2013-03-29 19:28:48 +04:00
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}
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oci_bind_by_name($stmt, ':un', $name);
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oci_bind_by_name($stmt, ':pw', $password);
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$result = oci_execute($stmt);
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if(!$result) {
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2013-11-28 15:05:46 +04:00
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$entry = $this->trans->t('DB Error: "%s"', array($this->getLastError($connection))) . '<br />';
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2013-04-03 00:01:23 +04:00
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$entry .= $this->trans->t('Offending command was: "%s"', array($query)) . '<br />';
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2015-10-20 09:53:57 +03:00
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$this->logger->warning($entry, ['app' => 'setup.oci']);
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2013-03-29 19:28:48 +04:00
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}
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}
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// grant necessary roles
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$query = 'GRANT CREATE SESSION, CREATE TABLE, CREATE SEQUENCE, CREATE TRIGGER, UNLIMITED TABLESPACE TO '.$name;
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$stmt = oci_parse($connection, $query);
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if (!$stmt) {
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2013-11-28 15:05:46 +04:00
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$entry = $this->trans->t('DB Error: "%s"', array($this->getLastError($connection))) . '<br />';
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2013-04-03 00:01:23 +04:00
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$entry .= $this->trans->t('Offending command was: "%s"', array($query)) . '<br />';
|
2015-10-20 09:53:57 +03:00
|
|
|
$this->logger->warning($entry, ['app' => 'setup.oci']);
|
2013-03-29 19:28:48 +04:00
|
|
|
}
|
|
|
|
$result = oci_execute($stmt);
|
|
|
|
if(!$result) {
|
2013-11-28 15:05:46 +04:00
|
|
|
$entry = $this->trans->t('DB Error: "%s"', array($this->getLastError($connection))) . '<br />';
|
2013-04-03 00:01:23 +04:00
|
|
|
$entry .= $this->trans->t('Offending command was: "%s", name: %s, password: %s',
|
2013-03-29 19:28:48 +04:00
|
|
|
array($query, $name, $password)) . '<br />';
|
2015-10-20 09:53:57 +03:00
|
|
|
$this->logger->warning($entry, ['app' => 'setup.oci']);
|
2013-03-29 19:28:48 +04:00
|
|
|
}
|
|
|
|
}
|
2013-11-28 15:04:28 +04:00
|
|
|
|
|
|
|
/**
|
|
|
|
* @param resource $connection
|
2013-12-02 11:42:28 +04:00
|
|
|
* @return string
|
2013-11-28 15:04:28 +04:00
|
|
|
*/
|
|
|
|
protected function getLastError($connection = null) {
|
|
|
|
if ($connection) {
|
|
|
|
$error = oci_error($connection);
|
|
|
|
} else {
|
|
|
|
$error = oci_error();
|
|
|
|
}
|
|
|
|
foreach (array('message', 'code') as $key) {
|
|
|
|
if (isset($error[$key])) {
|
|
|
|
return $error[$key];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return '';
|
|
|
|
}
|
2013-03-29 19:28:48 +04:00
|
|
|
}
|