Prepare a Debian VPS for Ansible Run

vps_prep.sh

#!/bin/bash

if [[ $EUID -ne 0 ]]; then
  echo "This script must be run as root"
  exit 1
fi

# Set User information
export _USER="rami"
export _NAME="Rami AlGhanmi"

# Update packages and install required packages
apt-get update
apt-get upgrade --yes
apt-get install --yes sudo apt-transport-https dirmngr python python-simplejson

# Create user if it does not exist
if id "$_USER" >/dev/null 2>&1; then
  echo ""
else
  adduser --disabled-password --gecos "$_NAME,,," $_USER
  #Set user password
  echo -n "Enter User Password: "
  read -s _PASS
  echo "$_USER:$_PASS" | chpasswd
  unset _PASS
fi

echo -e "$_USER\tALL = (ALL) NOPASSWD: ALL" >> /etc/sudoers.d/10-admin
chmod 440 /etc/sudoers.d/10-admin

# Cleanup Variables
unset _USER
unset _NAME
echo ""

This is to be used to bootstrap a VM for Ansible. This is for a minimal debian setup which only has wget installed and outdated certificate:

wget --no-check-certificate -O - https://gist.githubusercontent.com/alghanmi/e17d5c901a695901ce54a5194051f7c7/raw/vps_prep.sh | bash