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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
  • Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
  • PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.
<?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/>.

/**
 * Ad hoc queue checks
 *
 * @package    tool_task
 * @copyright  2020 Brendan Heywood (brendan@catalyst-au.net)
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

namespace tool_task\check;

defined('MOODLE_INTERNAL') || die();

use core\check\check;
use core\check\result;

/**
 * Ad hoc queue checks
 *
 * @package    tool_task
 * @copyright  2020 Brendan Heywood (brendan@catalyst-au.net)
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class adhocqueue extends check {

    /**
< * Constructor < */ < public function __construct() { < global $CFG; < $this->id = 'adhocqueue'; < $this->name = get_string('checkadhocqueue', 'tool_task'); < } < < /**
* Return result * @return result */ public function get_result() : result { global $DB, $CFG; $stats = $DB->get_record_sql(' SELECT count(*) cnt, MAX(? - nextruntime) age FROM {task_adhoc}', [time()]); $status = result::OK; $summary = get_string('adhocempty', 'tool_task'); $details = ''; if ($stats->cnt > 0) { // A large queue size by itself is not an issue, only when tasks // are not being processed in a timely fashion is it an issue. $status = result::INFO; $summary = get_string('adhocqueuesize', 'tool_task', $stats->cnt); } $max = $CFG->adhoctaskagewarn ?? 10 * MINSECS; if ($stats->age > $max) { $status = result::WARNING; $summary = get_string('adhocqueueold', 'tool_task', [ 'age' => format_time($stats->age), 'max' => format_time($max), ]); } $max = $CFG->adhoctaskageerror ?? 4 * HOURSECS; if ($stats->age > $max) { $status = result::ERROR; $summary = get_string('adhocqueueold', 'tool_task', [ 'age' => format_time($stats->age), 'max' => format_time($max), ]); } return new result($status, $summary, $details); } }