/**
* Handler of the SIGQUIT (graceful shutdown) signal in worker process.
* @return void
*/
protected function sigquit()
{
if (Daemon::$config->logsignals->value) {
$this->log('caught SIGQUIT.');
}
parent::sigquit();
}
/**
* Stop script.
* @param int $mode
* @return void
*/
public static function stop($mode = 1)
{
//SIGTSTP 停止(stopped)进程的执行. 注意它和terminate以及interrupt的区别:该进程还未结束, 只是暂停执行. 本信号不能被阻塞, 处理或忽略.
//SIGINT 程序终止(interrupt)信号, 在用户键入INTR字符(通常是Ctrl-C)时发出，用于通知前台进程组终止进程。
//SIGTERM 程序结束(terminate)信号, 与SIGKILL不同的是该信号可以被阻塞和处理。通常用来要求程序自己正常退出，shell命令kill缺省产生这个信号。如果进程终止不了，我们才会尝试SIGKILL
$ok = Bootstrap::$pid && posix_kill(Bootstrap::$pid, $mode === 3 ? SIGINT : ($mode === 4 ? SIGTSTP : SIGTERM));
if (!$ok) {
echo '[WARN]. It seems that phpDaemon is not running' . (Bootstrap::$pid ? ' (PID ' . Bootstrap::$pid . ')' : '') . ".\n";
}
if ($ok && $mode > 1) {
$i = 0;
while ($r = Thread\Generic::ifExistsByPid(Bootstrap::$pid)) {
usleep(10000);
++$i;
}
}
}
/**
* Stop script.
* @param int $mode
* @return void
*/
public static function stop($mode = 1)
{
$ok = Bootstrap::$pid && posix_kill(Bootstrap::$pid, $mode === 3 ? SIGINT : ($mode === 4 ? SIGTSTP : SIGTERM));
if (!$ok) {
echo '[WARN]. It seems that phpDaemon is not running' . (Bootstrap::$pid ? ' (PID ' . Bootstrap::$pid . ')' : '') . ".\n";
}
if ($ok && $mode > 1) {
$i = 0;
while ($r = Thread\Generic::ifExistsByPid(Bootstrap::$pid)) {
usleep(10000);
++$i;
}
}
}
/**
* Handler for the SIGCHLD (child is dead) signal in master process.
* @return void
*/
protected function sigchld()
{
if (Daemon::$config->logsignals->value) {
$this->log('Caught SIGCHLD.');
}
parent::sigchld();
}
