新增 crontab 组件

extend/catcher/library/crontab/ManageProcess.php

@@ -8,3 +8,160 @@
 // +----------------------------------------------------------------------
 // | Author: JaguarJack [ njphper@gmail.com ]
 // +----------------------------------------------------------------------
+namespace catcher\library\crontab;
+
+use Swoole\Process;
+use catcher\library\crontab\Process as MProcess;
+
+class ManageProcess
+{
+    use RegisterSignal, MProcess, Store;
+
+    /**
+     * 动态扩展的最大 process 数量
+     *
+     * @var int
+     */
+    protected $maxNum = 10;
+
+    /**
+     * 常驻 process
+     *
+     * @var int
+     */
+    protected $staticNum = 2;
+
+    /**
+     * 存储 process 信息
+     *
+     * @var array
+     */
+    protected $process = [];
+
+    /**
+     * 主进程ID
+     *
+     * @var
+     */
+    protected $master_pid;
+
+    /**
+     * pid 文件名称
+     *
+     * @var string
+     */
+    protected $mater = 'catch-master';
+
+    /**
+     * process status 存储文件
+     *
+     * @var string
+     */
+    protected $processStatus = 'process-status';
+
+    // 版本
+    const VERSION = '1.0.0';
+
+    // process 等待状态
+    const WAITING = 'waiting';
+    // process 繁忙状态
+    const BUSYING = 'busying';
+
+    /**
+     * 启动进程
+     *
+     * @time 2020年07月07日
+     * @return void
+     */
+    public function start()
+    {
+        // 守护进程
+       // Process::daemon(true, false);
+        // alarm 信号
+        Process::alarm(1000 * 1000);
+        // 1s 调度一次
+        swoole_timer_tick(1000, $this->schedule());//不会继承
+        // 注册信号
+        $this->registerSignal();
+        // 存储 pid
+        $this->storeMasterPid(getmypid());
+        // pid
+        $this->master_pid = getmypid();
+        // 初始化进程
+        $this->initProcesses();
+    }
+
+    /**
+     * 调度
+     *
+     * @time 2020年07月07日
+     * @return \Closure
+     */
+    protected function schedule()
+    {
+        return function () {
+            $schedule = new Schedule();
+            $schedule->command('route:list')->everyFiveMinutes();
+
+            foreach ($schedule->getCronTask() as $cron) {
+                if ($cron->can()) {
+                    list($waiting, $process) = $this->hasWaitingProcess();
+                    if ($waiting) {
+                        // 向 process 投递 cron
+                    } else {
+                        // 创建临时 process 处理，处理完自动销毁
+                        $this->createProcess($cron);
+                    }
+                }
+            }
+        };
+    }
+
+    /**
+     * Create Task
+     *
+     * @time 2019年08月06日
+     * @param Cron $cron
+     * @return void
+     */
+    protected function createProcess(Cron $cron)
+    {
+        $process = new Process(function (Process $process) use($cron) {
+            $cron->run();
+            $process->exit();
+        });
+
+        $process->name(sprintf('worker: '));
+
+        $process->start();
+    }
+
+    /**
+     * 创建静态 worker 进程
+     *
+     * @time 2020年07月05日
+     * @return Process
+     */
+    protected function createStaticProcess()
+    {
+        return new Process($this->createProcessCallback());
+    }
+
+    /**
+     * 初始化 workers
+     *
+     * @time 2020年07月03日
+     * @return void
+     */
+    protected function initProcesses()
+    {
+        for ($i = 0; $i < $this->staticNum; $i++) {
+
+            $process = $this->createStaticProcess();
+            // $worker->name("[$i+1]catch-worker");
+            $process->start();
+
+            $this->process[$process->pid] = $this->processInfo($process);
+        }
+    }
+}