swoole-1.7.9 增加了内置的websocket服务器支持,通过几行PHP代码就可以写出一个异步非阻塞多进程的WebSocket服务器。
常见使用场景:我们在使用php开发的时候,原生最不好用的是socket类库了,而在开发IM和及时通信项目是,我们现在有了新的选择后端使用php Swoole WebSocket + 前端 html5 WebSocket;
$server = new swoole_websocket_server("0.0.0.0", 9501);
$server->on(open, function (swoole_websocket_server $server, $request) {
echo "server: handshake success with fd{$request->fd}
";
});
$server->on(message, function (swoole_websocket_server $server, $frame) {
echo "receive from {$frame->fd}:{$frame->data},opcode:{$frame->opcode},fin:{$frame->finish}
";
$server->push($frame->fd, "this is server");
});
$server->on(close, function ($ser, $fd) {
echo "client {$fd} closed
";
});
$server->start();
swoole_websocket_server 继承自 swoole_http_server
http 400
错误页面SwooleHttpClient
作为WebSocket客户端甚至你还可以结合使用socket.io来配合开发