Swoole\Process\Pool->on

Latest version: pecl install openswoole-4.11.1

Declaration

<?php Swoole\Process\Pool->on(string $event, callback $callback)

Parameters

event

The event name

callback

callback function

Return

success

if success, it returns TRUE, otherwise it returns FALSE.

Description

Register callback function for the event.

Example

<?php

$workerNum = 10;
$pool = new Swoole\Process\Pool($workerNum);

$pool->on("WorkerStart", function ($pool, $workerId) {
    echo "Worker#{$workerId} is started\n";
    $redis = new Redis();
    $redis->pconnect('127.0.0.1', 6379);
    $key = "key1";
    while (true) {
         $msgs = $redis->brpop($key, 2);
         if ( $msgs == null) continue;
         var_dump($msgs);
     }
});

$pool->on("WorkerStop", function ($pool, $workerId) {
    echo "Worker#{$workerId} is stopped\n";
});

$pool->start();
Last updated on March 31, 2022