/**
* Used to stop a daemon that is running in the background
*
* @param string $name the main name of this daemon such as queue_server
* or fetcher.
* @param string $subname the instance name if it is possible for more
* than one copy of the daemon to be running at the same time
* @param bool $exit whether this method should just return (false) or
* call exit() (true)
*/
static function stop($name, $subname = "", $exit = true)
{
$name_string = CrawlDaemon::getNameString($name, $subname);
$lock_file = CrawlDaemon::getLockFileName($name, $subname);
$not_web_setting = php_sapi_name() == 'cli';
if (file_exists($lock_file)) {
unlink($lock_file);
if ($not_web_setting) {
crawlLog("Sending stop signal to {$name_string}...");
}
} else {
if ($not_web_setting) {
crawlLog("{$name_string} does not appear to running...");
}
}
if ($exit) {
exit;
}
}
