debian-buster.sh

#!/bin/bash
# Simple bash script to set up Debian Buster with personal preferences.

# Usage: bash -c "$(curl -sL https://gist.githubusercontent.com/aceisace/bf5aa79fe99591e2ea1624168d470006/raw/3e1da5eb81a1ceb95eebdefbb45eb8a698c17dce/debian-buster.sh)"

# Expand filesystem and set resolution?
echo -e "Set desired resolution and expand filesystem now? A reboot is required after that."
echo -e "Press [Y] to continue or anything else to skip this"
read -r -p 'Waiting for input...  ' option

if [ "$option" = Y ] || [ "$option" = y ]; then

# Set resolution to 1280x720px
sudo raspi-config nonint do_resolution 2 85

#Expand filesystem
sudo raspi-config --expand-rootfs

read -r -p 'Reboot now? y/n ' restart
if [ "$restart" = Y ] || [ "$restart" = y ]; then
  sudo reboot
fi

fi

if [ "$option" != Y ] && [ "$option" != y ]; then

  # update and upgrade system
  echo -e "Updating and upgrading system"
  sudo apt-get update && sudo apt-get dist-upgrade -y

  # install python idle
  sudo apt-get install idle -y

  # setup screensaver to prevent display from turning off
  sudo apt-get install xscreensaver -y

  #----------------raspi-config settings-------------------#
  # Change hostname
  sudo raspi-config nonint do_hostname rpi

  # Enable VNC
  sudo raspi-config nonint do_vnc 0

  # Enable SSH
  sudo raspi-config nonint do_ssh 0

  # Enable SPI
  sudo raspi-config nonint do_spi 0
  
  # Ask to change password
  echo "Change password now?"
  echo -e "Press [Y] to continue or anything else to skip"
  read -r -p 'Waiting for input...  ' changepasswd

  if [ "$changepasswd" = Y ] || [ "$changepasswd" = y ]; then passwd
  fi

  echo "All Done! Bye"

fi
#---------------------Reference table--------------------------#
# from https://www.raspberrypi.org/forums/viewtopic.php?t=21632

# /* Command strings */
#define GET_CAN_EXPAND  "sudo raspi-config nonint get_can_expand"
#define EXPAND_FS       "sudo raspi-config nonint do_expand_rootfs"
#define GET_HOSTNAME    "sudo raspi-config nonint get_hostname"
#define SET_HOSTNAME    "sudo raspi-config nonint do_hostname %s"
#define GET_BOOT_CLI    "sudo raspi-config nonint get_boot_cli"
#define GET_AUTOLOGIN   "sudo raspi-config nonint get_autologin"
#define SET_BOOT_CLI    "sudo raspi-config nonint do_boot_behaviour B1"
#define SET_BOOT_CLIA   "sudo raspi-config nonint do_boot_behaviour B2"
#define SET_BOOT_GUI    "sudo raspi-config nonint do_boot_behaviour B3"
#define SET_BOOT_GUIA   "sudo raspi-config nonint do_boot_behaviour B4"
#define GET_BOOT_WAIT   "sudo raspi-config nonint get_boot_wait"
#define SET_BOOT_WAIT   "sudo raspi-config nonint do_boot_wait %d"
#define GET_SPLASH      "sudo raspi-config nonint get_boot_splash"
#define SET_SPLASH      "sudo raspi-config nonint do_boot_splash %d"
#define GET_OVERSCAN    "sudo raspi-config nonint get_overscan"
#define SET_OVERSCAN    "sudo raspi-config nonint do_overscan %d"
#define GET_CAMERA      "sudo raspi-config nonint get_camera"
#define SET_CAMERA      "sudo raspi-config nonint do_camera %d"
#define GET_SSH         "sudo raspi-config nonint get_ssh"
#define SET_SSH         "sudo raspi-config nonint do_ssh %d"
#define GET_VNC         "sudo raspi-config nonint get_vnc"
#define SET_VNC         "sudo raspi-config nonint do_vnc %d"
#define GET_SPI         "sudo raspi-config nonint get_spi"
#define SET_SPI         "sudo raspi-config nonint do_spi %d"
#define GET_I2C         "sudo raspi-config nonint get_i2c"
#define SET_I2C         "sudo raspi-config nonint do_i2c %d"
#define GET_SERIAL      "sudo raspi-config nonint get_serial"
#define GET_SERIALHW    "sudo raspi-config nonint get_serial_hw"
#define SET_SERIAL      "sudo raspi-config nonint do_serial %d"
#define GET_1WIRE       "sudo raspi-config nonint get_onewire"
#define SET_1WIRE       "sudo raspi-config nonint do_onewire %d"
#define GET_RGPIO       "sudo raspi-config nonint get_rgpio"
#define SET_RGPIO       "sudo raspi-config nonint do_rgpio %d"
#define GET_PI_TYPE     "sudo raspi-config nonint get_pi_type"
#define GET_OVERCLOCK   "sudo raspi-config nonint get_config_var arm_freq /boot/config.txt"
#define SET_OVERCLOCK   "sudo raspi-config nonint do_overclock %s"
#define GET_GPU_MEM     "sudo raspi-config nonint get_config_var gpu_mem /boot/config.txt"
#define GET_GPU_MEM_256 "sudo raspi-config nonint get_config_var gpu_mem_256 /boot/config.txt"
#define GET_GPU_MEM_512 "sudo raspi-config nonint get_config_var gpu_mem_512 /boot/config.txt"
#define GET_GPU_MEM_1K  "sudo raspi-config nonint get_config_var gpu_mem_1024 /boot/config.txt"
#define SET_GPU_MEM     "sudo raspi-config nonint do_memory_split %d"
#define GET_HDMI_GROUP  "sudo raspi-config nonint get_config_var hdmi_group /boot/config.txt"
#define GET_HDMI_MODE   "sudo raspi-config nonint get_config_var hdmi_mode /boot/config.txt"
#define SET_HDMI_GP_MOD "sudo raspi-config nonint do_resolution %d %d"
#define GET_WIFI_CTRY   "sudo raspi-config nonint get_wifi_country"
#define SET_WIFI_CTRY   "sudo raspi-config nonint do_wifi_country %s"
#define CHANGE_PASSWD   "(echo \"%s\" ; echo \"%s\" ; echo \"%s\") | passwd"