public function aging()
{
$max_ticks = (int) $this->config->item('test_aging_ticks_to_priority_increase');
$max_raising = (int) $this->config->item('test_aging_max_tests_to_raise_priority');
$max_lifetime = (int) $this->config->item('test_queue_done_error_lifetime');
$max_lifetime = $max_lifetime < 60 ? 60 : $max_lifetime;
$old_test_queue = new Test_queue();
$old_test_queue->where('status >=', 2);
$old_test_queue->where('finish + INTERVAL ' . $max_lifetime . ' MINUTE < NOW()', NULL, TRUE);
$old_test_queue->get();
$old_test_queue->delete_all();
if ($max_ticks < 10) {
$max_ticks = 10;
}
if ($max_raising <= 0) {
$max_raising = 1;
}
$this->db->query('SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE;');
$this->db->trans_start();
$tests_queue = new Test_queue();
$tests_queue->distinct();
$tests_queue->select('priority');
$tests_queue->order_by('priority', 'asc');
$tests_queue->where('status', 0);
$tests_queue->where('worker', NULL);
$tests_queue->get_iterated();
$priorities = array();
foreach ($tests_queue as $test_queue) {
$priorities[] = (int) $test_queue->priority;
}
if (count($priorities) >= 2) {
unset($priorities[0]);
foreach ($priorities as $priority) {
if ($priority <= 1) {
continue;
}
$tests_with_max_ticks = new Test_queue();
$tests_with_max_ticks->where('age >=', $max_ticks);
$tests_with_max_ticks->where('status', 0);
$tests_with_max_ticks->where('worker', NULL);
$tests_with_max_ticks->where('priority', $priority);
$tests_with_max_ticks->order_by('start', 'asc');
$tests_with_max_ticks->limit($max_raising);
$tests_with_max_ticks->get_iterated();
if ($tests_with_max_ticks->exists()) {
foreach ($tests_with_max_ticks as $test_with_max_ticks) {
$test_with_max_ticks->priority = $priority - 1;
$test_with_max_ticks->age = 0;
$test_with_max_ticks->save();
}
$tests_queue_with_priority = new Test_queue();
$tests_queue_with_priority->where('status', 0);
$tests_queue_with_priority->where('worker', NULL);
$tests_queue_with_priority->where('priority', $priority);
$tests_queue_with_priority->update('age', '0', FALSE);
continue;
}
$tests_queue_with_priority = new Test_queue();
$tests_queue_with_priority->where('status', 0);
$tests_queue_with_priority->where('worker', NULL);
$tests_queue_with_priority->where('priority', $priority);
$tests_queue_with_priority->update('age', 'age + 1', FALSE);
}
}
$this->db->trans_complete();
}