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<?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 {
/**
* 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);
}
}
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