Authy SSH

#!/bin/bash
if [[ -z "$3" ]];
then
    echo "sh authy.sh <email> <countrycode> <cellphone>"
else
    su
    wget 'https://raw.github.com/authy/authy-ssh/master/authy-ssh'
    bash authy-ssh install /usr/local/bin
    /usr/local/bin/authy-ssh enable `whoami` $1 $2 $3
    authy-ssh test
    service sshd restart
fi