Duplicate host_vars from an original file.

duplicate_host_vars.sh

#!/usr/bin/env bash

# Duplicate a valida source file and changes the IP address following the IP pattern

for server in {56..86}; do

    IP=`echo $server + 30 | bc`
    echo "server $server will have IP $IP"
    rm -rfv ustlsaime0$server
    cp ustlsaime055 ustlsaime0$server
    sed -i "s/85/$IP/g" ustlsaime0$server

done