#! /bin/bash
# vim: set tabstop=4 shiftwidth=4 expandtab filetype=sh:

# This script helps when running on the Linux console within a VirtualBox VM.

echo

userPw=$(sudo grep "^$USER" /etc/shadow | cut -f 2 -d ':')
[[ $userPw == "$(echo 'apple2' | perl -e '$_ = <STDIN>; chomp; print crypt($_, $ARGV[0])' "${userPw%"${userPw#\$*\$*\$}"}")" ]] && isApple2Pw=1 || isApple2Pw=
[[ $userPw == "$(echo 'raspberry' | perl -e '$_ = <STDIN>; chomp; print crypt($_, $ARGV[0])' "${userPw%"${userPw#\$*\$*\$}"}")" ]] && isRaspberryPw=1 || isRaspberryPw=

password="your password"
[[ $isApple2Pw ]] && password="'apple2'"
[[ $isRaspberryPw ]] && password="'raspberry'"

isDebian=
[[ ( -f /etc/debian_version ) && ( $(cut -c 1-2 < /etc/debian_version) == "7." ) && ( $(uname -m) == "i686" ) ]] && isDebian=1

if [[ $isDebian ]]; then
    if { lspci 2> /dev/null | grep -q VirtualBox; }; then
        echo "A2SERVER: Disabling VirtualBox console screen blanking..."
        sudo sed -i 's/^BLANK_DPMS=off/BLANK_DPMS=on/' /etc/kbd/config
        sudo sed -i 's/^BLANK_TIME=[^0].$/BLANK_TIME=0/' /etc/kbd/config
        sudo /etc/init.d/kbd restart &> /dev/null
        sudo /etc/init.d/console-setup restart &> /dev/null
    fi
fi