Workspace mode

Before pointing workspace to the shiny-server srv directory, change the worksapce mode with g+s.

$chown -R liucj.shiny-apps GSCALite
$chmod -R g+s GSCALite
$ln -s GSCALite /srv/shiny-server/

Apache2 configuration

The add shiny-server configuration to Aapache2. On Ubuntu system, the Apache2 configuration file is 000-default.conf.

The default http 80 port was used for default web directory /var/wwww. Change the proxy with provided port.

RewriteEngine on
RewriteCond %{HTTP:Upgrade} !=websocket
RewriteRule /web/(.*) http://localhost:port/$1 [P,L]
ProxyPass /web/ http://localhost:port/
ProxyPassReverse /web/ http://localhost:port/

shiny-server configuration

Edit shiny-server.conf with root rights with following code.

Instruct Shiny Server to run applications, as the user shiny run as shiny, And define a server that listens on port port

server {
  listen port;

  # Define a location at the base URL
  location / {

    # Host the directory of Shiny Apps stored in this directory
    site_dir /srv/shiny-server;

    # Log all Shiny output to files in this directory
    log_dir /var/log/shiny-server;

    # When a user visits the base URL rather than a particular application,
    # an index of the applications available in this directory will be shown.
    directory_index on;
  }
}