Install libnginx-mod-nchan by entering the following commands in the terminal:
sudo apt update sudo apt install libnginx-mod-nchan
Description:
Fast, flexible pub/sub server for Nginx
Nchan is a scalable, flexible pub/sub server for the modern web, It can be configured as a standalone server, or as a shim between your application and tens, thousands, or millions of live subscribers. It can buffer messages in memory, on-disk, or via Redis. All connections are handled asynchronously and distributed among any number of worker processes. It can also scale to many nginx server instances with Redis. . Full documentation available at https://nchan.slact.net
Homepage: http://nginx.net
Version: 1.14.0-0ubuntu1
Section: universe/httpd