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MDL-25811 automated backups - clean running status after 90 mins of inactivity

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This commit is contained in:
Eloy Lafuente (stronk7) 2011-06-18 17:21:15 +02:00
parent 3552484b91
commit beae4a6684
1 changed files with 14 additions and 5 deletions
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19
backup/util/helper/backup_cron_helper.class.php
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@ -76,7 +76,7 @@ abstract class backup_cron_automated_helper {
} else if ($state === backup_cron_automated_helper::STATE_RUNNING) {
mtrace('RUNNING');
if ($rundirective == self::RUN_IMMEDIATELY) {
mtrace('automated backups are already. If this script is being run by cron this constitues an error. You will need to increase the time between executions within cron.');
mtrace('Automated backups are already running. If this script is being run by cron this constitues an error. You will need to increase the time between executions within cron.');
} else {
mtrace("automated backup are already running. Execution delayed");
}
@ -401,10 +401,19 @@ abstract class backup_cron_automated_helper {
if ($active === self::AUTO_BACKUP_DISABLED || ($rundirective == self::RUN_ON_SCHEDULE && $active === self::AUTO_BACKUP_MANUAL)) {
return self::STATE_DISABLED;
} else if (!empty($config->backup_auto_running)) {
// TODO: We should find some way of checking whether the automated
// backup has infact finished. In 1.9 this was being done by checking
// the log entries.
return self::STATE_RUNNING;
// Detect if the backup_auto_running semaphore is a valid one
// by looking for recent activity in the backup_controllers table
// for backups of type backup::MODE_AUTOMATED
$timetosee = 60 * 90; // Time to consider in order to clean the semaphore
$params = array( 'purpose' => backup::MODE_AUTOMATED, 'timetolook' => (time() - $timetosee));
if ($DB->record_exists_select('backup_controllers',
"operation = 'backup' AND type = 'course' AND purpose = :purpose AND timemodified > :timetolook", $params)) {
return self::STATE_RUNNING; // Recent activity found, still running
} else {
// No recent activity found, let's clean the semaphore
mtrace('Automated backups activity not found in last ' . (int)$timetosee/60 . ' minutes. Cleaning running status');
backup_cron_automated_helper::set_state_running(false);
}
}
return self::STATE_OK;
}