1.系统CentOS Linux 7.6.1810 (Core),宝塔6.9.9，php版本7.1

2.安装扩展Swoole

3.创建websocket服务https://wiki.swoole.com/wiki/page/479.html

4.启动websocket ssl模式

$setConfig = [

‘ssl_key_file’ => ‘/usr/local/nginx/conf/server.key’,

‘ssl_cert_file’ => ‘/usr/local/nginx/conf/server.crt’

]; 

$server = new \swoole_websocket_server(“127.0.0.1”, 9501, SWOOLE_BASE, SWOOLE_SOCK_TCP | SWOOLE_SSL); 

$server->set($setConfig);