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91 lines
3.2 KiB
91 lines
3.2 KiB
2 years ago
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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle 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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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Adhoc task that performs asynchronous backups.
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*
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* @package core
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* @copyright 2018 Matt Porritt <mattp@catalyst-au.net>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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namespace core\task;
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use async_helper;
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defined('MOODLE_INTERNAL') || die();
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require_once($CFG->dirroot . '/backup/util/includes/backup_includes.php');
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require_once($CFG->dirroot . '/backup/moodle2/backup_plan_builder.class.php');
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/**
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* Adhoc task that performs asynchronous backups.
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*
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* @package core
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* @copyright 2018 Matt Porritt <mattp@catalyst-au.net>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class asynchronous_backup_task extends adhoc_task {
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/**
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* Run the adhoc task and preform the backup.
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*/
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public function execute() {
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global $DB;
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$started = time();
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$backupid = $this->get_custom_data()->backupid;
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$backuprecordid = $DB->get_field('backup_controllers', 'id', array('backupid' => $backupid), MUST_EXIST);
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mtrace('Processing asynchronous backup for backup: ' . $backupid);
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// Get the backup controller by backup id.
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$bc = \backup_controller::load_controller($backupid);
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$bc->set_progress(new \core\progress\db_updater($backuprecordid, 'backup_controllers', 'progress'));
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// Do some preflight checks on the backup.
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$status = $bc->get_status();
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$execution = $bc->get_execution();
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// Check that the backup is in the correct status and
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// that is set for asynchronous execution.
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if ($status == \backup::STATUS_AWAITING && $execution == \backup::EXECUTION_DELAYED) {
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// Execute the backup.
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$bc->execute_plan();
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// Send message to user if enabled.
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$messageenabled = (bool)get_config('backup', 'backup_async_message_users');
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if ($messageenabled && $bc->get_status() == \backup::STATUS_FINISHED_OK) {
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$asynchelper = new async_helper('backup', $backupid);
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$asynchelper->send_message();
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}
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} else {
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// If status isn't 700, it means the process has failed.
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// Retrying isn't going to fix it, so marked operation as failed.
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$bc->set_status(\backup::STATUS_FINISHED_ERR);
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mtrace('Bad backup controller status, is: ' . $status . ' should be 700, marking job as failed.');
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}
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// Cleanup.
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$bc->destroy();
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$duration = time() - $started;
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mtrace('Backup completed in: ' . $duration . ' seconds');
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}
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}
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