#!/bin/env bash

if [ -z $1 ];
 then
    echo 'Please, provide the path to the Ansible public key as an argument'
    exit 1
fi

PUBKEY=$1

useradd ansible --create-home --shell /bin/bash
# Ensure existing but unusable password (for Ubuntu)
usermod -p '*' ansible
mkdir /home/ansible/.ssh
install -m 600 $PUBKEY /home/ansible/.ssh/authorized_keys
chown -R ansible:ansible /home/ansible/.ssh
chmod 700 /home/ansible/.ssh
# Allow passwordless sudo
echo "ansible ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers.d/ansible