worker_processes  1;

events {
    worker_connections  1024;
}


http {
    include       mime.types;
    default_type  application/octet-stream;

    sendfile        on;
    keepalive_timeout  65;

    ## --------------- nginx as proxy for node based http server --------------------
    map $http_upgrade $connection_upgrade {                                         #
        default upgrade;                                                            #
        '' close;                                                                   #
    }                                                                               #
    ## --------------- nginx as proxy for gepard based websocket proxy --------------
	upstream websocket {                                                            #
        server 127.0.0.1:17502; # WebSocketEventProxy listens here                  #
    }                                                                               #

    server {
        ## ------------------- standard port for incoming requests ------------------
        listen       80;
        server_name  localhost;

        location / {
            ## ------------------- forwarding to HttpSimple -------------------------
            proxy_pass http://localhost:8888;                                       #
            proxy_http_version 1.1;                                                 #
            proxy_set_header X-Forwarded-For proxy_add_x_forwarded_for_by_nginx;    #
            proxy_set_header Host $host;                                            #
        }
        location /ws {
            ## ------------------- forwarding to WebSocketEventProxy ----------------
			proxy_pass http://websocket;                                            #
            proxy_http_version 1.1;                                                 #
            proxy_set_header X-Forwarded-For  proxy_add_x_forwarded_for_by_nginx;   #
            proxy_set_header Host $host;                                            #
            proxy_set_header Upgrade $http_upgrade;                                 #
            proxy_set_header Connection $connection_upgrade;                        #
        }

        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
    }
}