server {
    listen              80;
    server_name             socket.test.com;
    rewrite             ^ http://test.com:443$request_uri?;
 }

server {
    listen 443;
    server_name  socket.test.com

    location / {
        proxy_pass http://127.0.0.1:3004;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection $connection_upgrade;
    }
}