FreeBSD usercreate

#!/bin/sh

echo Username
read username

echo GroupAdds - comma separated group list
read groups

# be sure password database to be in sync
pwd_mkdb -p /etc/master.passwd

pw useradd -n $username -s /usr/local/bin/zsh -G $groups -m -w random
mkdir /home/$username/.ssh

echo PublicKey
read pubkey
echo $pubkey > /home/$username/.ssh/authorized_keys
chmod 700 /home/$username/.ssh
chmod 600 /home/$username/.ssh/authorized_keys
chmod -x /home/$username/.ssh/authorized_keys
chown -R $username:$username /home/$username/.ssh