Gist inspired by this one intending to be an updated version of it : https://gist.github.com/17twenty/d619f922ab209f750630824f7c6836e3

• Create the environment variable that contains our host name (IP address) :

$ export EXPOSED_HOSTNAME=$(ip addr | grep 'state UP' -A2 | tail -n1 | awk '{print $2}' | cut -f1  -d'/')

• Create the folders :