#!/bin/bash
echo "Setting up template environment"

## Script Location
SCRIPTDIR=$(dirname $0)
echo $SCRIPTDIR

## Folder Name of Script
COMPLETEFOLDERPATH=$(realpath $SCRIPTDIR)
echo $COMPLETEFOLDERPATH

source $HOME/.bashrc

## Check for whiptail
if which whiptail >/dev/null;
then
  :
else
  apt-get install -y whiptail
fi

## Check for git
if which git >/dev/null;
then
  :
else
  apt-get install -y git
fi

## Update
echo "Running topgrade"
/opt/topgrade/topgrade

## FreeIPA Realm Join
if (whiptail --title "FreeIPA Relam Join" --yes-button "yes" --no-button "no" --yesno "Do You want to join a FreeIPA Realm?" 10 80)
then
  echo "Checking if system already contains Membership to FreeIPA Realm"
  realm_join=0
  if [[ ! -f /var/lib/ipa-client/sysrestore/sysrestore.state ]]
  then
    echo "$HOSTNAME appears to not be joined to FreeIPA Server Realm"
    realm_join=1
  else
    echo "$HOSTNAME appears to already be joined to FreeIPA Server Realm"
  fi

  if [[ $HOSTNAME == *template* ]]; then
    echo "Hostname $HOSTNAME contains the word 'template', skipping realm joining"
    realm_join=0
  fi

  if [ "$realm_join" == 1 ]; then
    echo "Setting up ipa-client to join FreeIPA Server Realm"
    freeipa_admin=$(whiptail --passwordbox "Please enter the user authorized to join FreeIPA realm: $freeipa_admin" 8 78 --title "FreeIPA Admin User Prompt" 3>&1 1>&2 2>&3)
    freeipa_password=$(whiptail --passwordbox "Please enter the password for the FreeIPA admin user: $freeipa_admin" 8 78 --title "FreeIPA Password Prompt" 3>&1 1>&2 2>&3)
    ipa-client-install --mkhomedir --no-ntp --principal="$freeipa_admin" --password="$freeipa_password" --enable-dns-updates --unattended
  fi
else
  echo "Skipping realm joining"
fi