Script to build and install `raspbian-ua-netinst` on the Pi itself.

buildrasp.sh

#!/bin/bash

CLOPT="$@" #CLI parameters will be passed to mod-ua.sh

install_package()
{
  # See if packages are installed and install them.
  package=$1
  echo "*********************************************************"
  echo "* Requesting $package"
  # status=$(dpkg-query -W -f='${Status} ${Version}\n' $package 2>/dev/null | wc -l)
  status=$(dpkg-query -W -f='${Status}' "$package" 2>/dev/null | grep -c "ok installed")
  if [ "$status" -eq 0 ]; then
    echo "* Installing $package"
    sudo apt-get -yuV install "$package"
    echo "*********************************************************"
    dpkg-query -W -f='${Status} ${Version}\n' $package
  else
    echo -n "* Already installed !!!  "
    dpkg-query -W -f='${Status} ${Version}\n' $package
    echo "*********************************************************"
  fi
}

date

install_package "curl"
install_package "zip"
install_package "cpio"

where="$HOME/builder"
#where=/mnt/ramdisk

# Create a RAMDISK
rm -rf "$where"
mkdir -p "$where"

# TOTAL=`free -m  | grep "\-\/\+" | awk '{print $4}M'`
# RAM=`echo "$TOTAL - 10" |bc`"M"
# echo "RAMdisk size: $RAM"
# sudo mount -t tmpfs -o size=$RAM none $where

pushd "$where"
  echo "v1.1.x" > "./netinst.branch"
  git clone https://github.com/debian-pi/raspbian-ua-netinst.git
  git clone https://github.com/Mausy5043/mod-raspbian-ua-netinst.git

  if [ -e /etc/wpa_supplicant/wpa_supplicant.conf ]; then
    cp /etc/wpa_supplicant/wpa_supplicant.conf ./wpa.conf
  fi

  pushd ./mod-raspbian-ua-netinst
    ./mod-ua.sh -n "$(hostname)" "$CLOPT"
  popd
  echo
  echo
  echo "****************************************************"
  echo "*                                                  *"
  echo "*    The next step may render your Pi useless!!!   *"
  echo "*                                                  *"
  echo "****************************************************"
  echo
  echo
  # clear the keyboard-buffer
  while read -r -t 0; do read -r; done;

  read -p "OVERWRITE /boot with the new installation? [N/y] " -n 1 -r
  echo
  if [[ $REPLY =~ ^[Yy]$ ]]; then
    # do dangerous stuff
    pushd ./raspbian-ua-netinst/bootfs
      sudo rm -rf /boot/*
      sudo cp -rv * /boot/
      ls -la /boot
    popd
  fi
popd

#sudo umount $where

echo
echo "READY"
echo