132 lines
3.2 KiB
PHP
132 lines
3.2 KiB
PHP
<?php
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// +----------------------------------------------------------------------
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// | CatchAdmin [Just Like ～ ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2017~2020 http://catchadmin.com All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( https://github.com/yanwenwu/catch-admin/blob/master/LICENSE.txt )
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// +----------------------------------------------------------------------
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// | Author: JaguarJack [ njphper@gmail.com ]
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// +----------------------------------------------------------------------
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namespace catcher\library\crontab;
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use Swoole\Process;
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trait RegisterSignal
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{
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/**
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* Register 信号
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*
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* @time 2019年08月06日
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*/
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protected function registerSignal()
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{
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// Process::signal(SIGALRM, $this->restartProcess());
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Process::signal(SIGCHLD, $this->waitingForWorkerExit());
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Process::signal(SIGTERM, $this->smoothExit());
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Process::signal(SIGUSR2, $this->smoothReloadWorkers());
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Process::signal(SIGUSR1, $this->workerStatus());
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Process::signal(SIGPIPE, $this->catchPipeError());
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}
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/**
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* 重新拉起子进程
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*
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* @time 2019年08月06日
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* @return \Closure
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*/
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protected function restartProcess()
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{
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return function () {
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// var_dump('alarm here');
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/**$count = count($this->process);
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if ($count < $this->staticNum) {
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$process = $this->createStaticProcess();
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$this->workerInfo($process);
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}*/
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};
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}
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/**
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* 等待子进程退出 防止僵尸
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*
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* @time 2019年08月06日
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* @return \Closure
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*/
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protected function waitingForWorkerExit()
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{
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return function () {
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while ($res = Process::wait(false)) {
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if (isset($this->process[$res['pid']])) {
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unset($this->process[$res['pid']]);
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}
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}
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};
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}
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/**
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* 注册 SIGTERM
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*
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* @time 2019年08月06日
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* @return \Closure
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*/
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protected function smoothExit()
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{
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return function () {
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// 发送停止信号给子进程 等待结束后自动退出
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foreach ($this->process as $process) {
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Process::kill($process['pid'], SIGTERM);
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}
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Process::kill($this->master_pid, SIGKILL);
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};
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}
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/**
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* 输出 worker 的状态
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*
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* @time 2020年07月06日
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* @return \Closure
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*/
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protected function workerStatus()
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{
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return function () {
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$this->storeStatus();
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};
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}
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/**
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* 平滑重启子进程
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*
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* @time 2020年07月06日
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* @return \Closure
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*/
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protected function smoothReloadWorkers()
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{
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return function () {
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foreach ($this->process as $process) {
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var_dump($process['pid']);
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Process::kill((int)$process['pid'], SIGTERM);
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}
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};
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}
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/**
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* 管道破裂信号
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*
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* @time 2020年07月06日
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* @return \Closure
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*/
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public function catchPipeError()
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{
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return function () {
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// todo
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};
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}
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} |