rtmp {
        server {
                listen 1935;
                chunk_size 4096;
                application live {
                        live on;

                        # record                   
                        record all;
                        record_path /tmp/av;
                }
        }
}

sudo /usr/local/nginx/sbin/nginx -s reload
sudo nano /usr/local/nginx/conf/nginx.conf
node app.js

npm install

npm start