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| <?php
use Swoole\Process;
/**
* 创建Server 对象，监听本地 9501 端口。
*/
$server = new Swoole\Server("0.0.0.0", 9501);
$workers = [];
/**
* 监听连接进入事件
*/
$server->on("Connect", function ($server, $fd) {
global $workers;
// 创建子进程
$process = new swoole_process(function (swoole_process $worker) use ($server, $fd) {
echo "Client Connect" . PHP_EOL;
// todo 业务逻辑
...
// 向客户端推送消息
$server->send($fd, $str);
}, true, 0, false);
// 启动子进程
$pid = $process->start();
array_push($workers, ["pid" => $pid, "fd" => $fd]);
});
/**
* 监听数据接收事件
*/
$server->on("Receive", function ($server, $fd, $from_id, $data){
$server->send($fd, "Server: " . $data);
});
/**
* 监听连接关闭事件
*/
$server->on("Close", function ($server, $fd) {
global $workers;
foreach ($workers as $worker) {
if ($worker['fd'] === $fd){
// 检查子进程是否存在
if (Process::kill($worker['pid'], 0)){
array_shift($worker);
// 通过信号终止子进程
Process::kill($worker['pid'], SIGKILL);
}
}
}
echo "Client Close" . PHP_EOL;
});
// 启动TCP 服务器
$server->start();
|
