Create User Script

USERNAME=$1
sudo adduser $USERNAME  --disabled-password  --gecos ""
cd /home/$USERNAME
sudo mkdir .ssh
sudo touch .ssh/authorized_keys
sudo chmod 600 .ssh/authorized_keys
sudo ssh-keygen -b 2048 -t rsa -f /home/$USERNAME/$USERNAME -q -N ""
sudo cp /home/$USERNAME/$USERNAME.pub  /home/$USERNAME/.ssh/authorized_keys
sudo chown  $USERNAME:$USERNAME  /home/$USERNAME/.ssh/
sudo chown  $USERNAME:$USERNAME  /home/$USERNAME/.ssh/authorized_keys
sudo usermod -aG sudo $USERNAME
sudo passwd $USERNAME

# to scp the private key, lets have it copied here
sudo cp /home/$USERNAME/$USERNAME  /home/ubuntu/
cd /home/ubuntu/
sudo chown ubuntu:ubuntu $USERNAME