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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,186 @@ | ||
| <?php | ||
| // This file is part of Moodle - http://moodle.org/ | ||
| // | ||
| // Moodle is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // Moodle is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU General Public License | ||
| // along with Moodle. If not, see <http://www.gnu.org/licenses/>. | ||
|
|
||
| /** | ||
| * This script migrates data from current database to another | ||
| * | ||
| * This script is not intended for beginners! | ||
| * Potential problems: | ||
| * - su to apache account or sudo before execution | ||
| * - already broken DB scheme or invalid data | ||
| * | ||
| * @package tool_dbtransfer | ||
| * @copyright 2012 Petr Skoda {@link http://skodak.org/} | ||
| * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | ||
| */ | ||
|
|
||
| define('CLI_SCRIPT', true); | ||
|
|
||
| require(__DIR__.'/../../../../config.php'); | ||
| require_once($CFG->libdir.'/clilib.php'); | ||
| require_once(__DIR__.'/../locallib.php'); | ||
|
|
||
| $help = | ||
| "Database migration script. | ||
| It is strongly recommended to turn off the web server | ||
| or enable CLI maintenance mode before starting the migration. | ||
| Options: | ||
| --dbtype=TYPE Database type. | ||
| --dblibrary=TYPE Database library. Defaults to 'native'. | ||
| --dbhost=HOST Database host. | ||
| --dbname=NAME Database name. | ||
| --dbuser=USERNAME Database user. | ||
| --dbpass=PASSWORD Database password. | ||
| --dbport=NUMBER Database port. | ||
| --prefix=STRING Table prefix for above database tables. | ||
| --dbsocket=PATH Use database sockets. Available for some databases only. | ||
| -h, --help Print out this help. | ||
| Example: | ||
| \$ sudo -u www-data /usr/bin/php admin/tool/dbtransfer/cli/migrate.php | ||
| "; | ||
|
|
||
| // Now get cli options. | ||
| list($options, $unrecognized) = cli_get_params( | ||
| array( | ||
| 'dbtype' => null, | ||
| 'dblibrary' => 'native', | ||
| 'dbhost' => null, | ||
| 'dbname' => null, | ||
| 'dbuser' => null, | ||
| 'dbpass' => null, | ||
| 'dbport' => null, | ||
| 'prefix' => null, | ||
| 'dbsocket' => null, | ||
| 'maintenance' => null, | ||
| 'list' => false, | ||
| 'help' => false, | ||
| ), | ||
| array( | ||
| 'm' => 'maintenance', | ||
| 'l' => 'list', | ||
| 'h' => 'help', | ||
| ) | ||
| ); | ||
|
|
||
| if ($options['help']) { | ||
| echo $help; | ||
| exit(0); | ||
| } | ||
|
|
||
| echo "\n".get_string('cliheading', 'tool_dbtransfer')."\n\n"; | ||
|
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|
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| $drivers = tool_dbtransfer_get_drivers(); | ||
|
|
||
| if (!isset($options['dbtype'])) { | ||
| $choose = array(); | ||
| foreach ($drivers as $driver=>$name) { | ||
| list($dbtype, $dblibrary) = explode('/', $driver); | ||
| $choose[$dbtype] = $dbtype; | ||
| } | ||
| $optionsstr = implode(', ', $choose); | ||
| cli_heading(get_string('databasetypehead', 'install')." ($optionsstr)"); | ||
| $options['dbtype'] = cli_input(get_string('clitypevalue', 'admin'), '', $choose, true); | ||
| } | ||
|
|
||
| $choose = array(); | ||
| foreach ($drivers as $driver=>$name) { | ||
| list($dbtype, $dblibrary) = explode('/', $driver); | ||
| if ($dbtype === $options['dbtype']) { | ||
| $choose[$dblibrary] = $dblibrary; | ||
| } | ||
| } | ||
| if (!isset($options['dblibrary']) or !isset($choose[$options['dblibrary']])) { | ||
| $optionsstr = implode(', ', $choose); | ||
| cli_heading('Database library'." ($optionsstr)"); // note: no need to localise unless we add real PDO drivers | ||
| $options['dblibrary'] = cli_input(get_string('clitypevalue', 'admin'), '', $choose, true); | ||
| } | ||
|
|
||
| if (!isset($options['dbhost'])) { | ||
| cli_heading(get_string('databasehost', 'install')); | ||
| $options['dbhost'] = cli_input(get_string('clitypevalue', 'admin')); | ||
| } | ||
|
|
||
| if (!isset($options['dbname'])) { | ||
| cli_heading(get_string('databasename', 'install')); | ||
| $options['dbname'] = cli_input(get_string('clitypevalue', 'admin')); | ||
| } | ||
|
|
||
| if (!isset($options['dbuser'])) { | ||
| cli_heading(get_string('databaseuser', 'install')); | ||
| $options['dbuser'] = cli_input(get_string('clitypevalue', 'admin')); | ||
| } | ||
|
|
||
| if (!isset($options['dbpass'])) { | ||
| cli_heading(get_string('databasepass', 'install')); | ||
| $options['dbpass'] = cli_input(get_string('clitypevalue', 'admin')); | ||
| } | ||
|
|
||
| if (!isset($options['prefix'])) { | ||
| cli_heading(get_string('dbprefix', 'install')); | ||
| $options['prefix'] = cli_input(get_string('clitypevalue', 'admin')); | ||
| } | ||
|
|
||
| if (!isset($options['dbport'])) { | ||
| cli_heading(get_string('dbport', 'install')); | ||
| $options['dbport'] = cli_input(get_string('clitypevalue', 'admin')); | ||
| } | ||
|
|
||
| if ($CFG->ostype !== 'WINDOWS') { | ||
| if (!isset($options['dbsocket'])) { | ||
| cli_heading(get_string('databasesocket', 'install')); | ||
| $options['dbsocket'] = cli_input(get_string('clitypevalue', 'admin')); | ||
| } | ||
| } | ||
|
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||
| $a = (object)array('dbtypefrom'=>$CFG->dbtype, 'dbtype'=>$options['dbtype'], 'dbname'=>$options['dbname'], 'dbhost'=>$options['dbhost']); | ||
| cli_heading(get_string('transferringdbto', 'tool_dbtransfer', $a)); | ||
|
|
||
| // Try target DB connection. | ||
| $problem = ''; | ||
|
|
||
| $targetdb = moodle_database::get_driver_instance($options['dbtype'], $options['dblibrary']); | ||
| $dboptions = array(); | ||
| if ($options['dbport']) { | ||
| $dboptions['dbport'] = $options['dbport']; | ||
| } | ||
| if ($options['dbsocket']) { | ||
| $dboptions['dbsocket'] = $options['dbsocket']; | ||
| } | ||
| try { | ||
| $targetdb->connect($options['dbhost'], $options['dbuser'], $options['dbpass'], $options['dbname'], $options['prefix'], $dboptions); | ||
| if ($targetdb->get_tables()) { | ||
| $problem .= get_string('targetdatabasenotempty', 'tool_dbtransfer'); | ||
| } | ||
| } catch (moodle_exception $e) { | ||
| $problem .= $e->debuginfo."\n\n"; | ||
| $problem .= get_string('notargetconectexception', 'tool_dbtransfer'); | ||
| } | ||
|
|
||
| if ($problem !== '') { | ||
| echo $problem."\n\n"; | ||
| exit(1); | ||
| } | ||
|
|
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| $feedback = new text_progress_trace(); | ||
| tool_dbtransfer_transfer_database($DB, $targetdb, $feedback); | ||
| $feedback->finished(); | ||
|
|
||
| cli_heading(get_string('success')); | ||
| exit(0); |
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