nginx配置

location /wsapp/ {            proxy_pass http://0.0.0.0:9501;            proxy_http_version 1.1;            proxy_set_header Upgrade $http_upgrade;            proxy_set_header Connection "Upgrade";        }

后端代码

    on('open', function (swoole_websocket_server $server, $request) {        echo "server: handshake success with fd{$request->fd}\n";        });$server->on('message', function (swoole_websocket_server $server, $frame) {        echo "receive from {$frame->fd}:{$frame->data},opcode:{$frame->opcode},fin:{$frame->finish}\n";        $server->push($frame->fd, "this is server");        });$server->on('close', function ($ser, $fd) {        echo "client {$fd} closed\n";        });$server->start();

前端代码