. /** * 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); } }