hu-patch-n-install-vbox.sh

#!/bin/bash

# Directories and filenames
SOURCESDIR=/home/talos/sources/vbox					# Dir where the vbox source code is
KMKTOOLSSUBDIR=kBuild/bin/linux.amd64					# where we find the kmk tools e.g. kmk_md5sum
MD5SUMOUT=$SOURCESDIR/kmk_md5.out					# log md5sum ops to this file
VBOXMANAGE=$SOURCESDIR/out/linux.amd64/release/bin/VXoxManage		# location and name of VBoxManage binary (after renamed)

# Suspicious strings to rename e.g. "VirtualBox" gets renamed to "XirtualXox" (no spaces, same length!)
VirtualBox=XirtualXox
virtualbox=xirtualxox
VIRTUALBOX=XIRTUALXOX
virtualBox=xirtualXox
vbox=vxox
Vbox=Vxox
VBox=VXox
VBOX=VXOX
Oracle=Xracle
oracle=xracle
innotek=xnnotek
InnoTek=XnnoTek
INNOTEK=XNNOTEK
PCI80EE=80EF
PCI80ee=80ef

# Install parameter for VirtualBox app 
USRNAME=talos                                           # username to start VirtualBox
IP=192.168.56.1                                         # IP for vbox interface in /etc/network/interfaces
NETMASK=255.255.255.0                                   # netmask for vbox interface
NETWORK=192.168.56.0                                    # network for vbox interface
BROADCAST=192.168.56.255                                # broadcast for vbox interface

# Logging some stuff of the installation to...
logfile="$(basename -s ".sh" $0).out"

# create special _echo function for output
exec 3>&1
_echo () {
	    echo "$@" >&3
}

# all other stdout and stderr go to /dev/null
exec &> ./$logfile

me="$(basename $0)"
count=0
# Rename files and folders arg1=string in filename to search for, arg2=string to rename filename to
function rename_files_and_dirs {
	_echo "[*]Replacing string \"$1\" to \"$2\" in all filenames"
	a=0
	false
	while [ $? -ne 0 ]; do a=`expr $a + 1`;  
	       find . -name "*$1*" ! -name $me ! -name $logfile -exec bash -c "mv \"\$0\" \"\${0/$1/$2}\"" {} \;	
	done; 
}

function replace_strings {
	count=`expr $count + 1`
	_echo -n "$count/15 "
	_echo "[*]Replacing string \"$1\" with string \"$2\" in all files. Be patient this takes a while (~35sec on my box)..."
	find . -type f ! -name $me ! -name $logfile -exec sed -i "s/$1/$2/g" {} +
}


# ----------- Main ------------
_echo
_echo "[*] !!! ---- READ THIS BEFORE PROCEEDING ---- !!!"
_echo "[*]This scripts is patching the vbox souce code, compiles it and finally installs the VirtualBox application"
_echo "[*]Run this script as the user who is supposed to use the VirtualBox app later"
_echo "[*]Make sure you are in the vbox source code directory (same where the configure script is)"
_echo "[*]This script was tested on Ubuntu 16.04.1 LTS - Jan 2017"
_echo "[*]It comes as it is, it does not do too much error checking etc, if it doesn't work, fix it"
_echo 
_echo "[*] !!! MAKE SURE YOU HAVE FIXED THE VARIABLES in the header of this script before proceeding (usrname, directories, etc)!!!"
_echo

if [ -d $SOURCESDIR ]; then
        cd $SOURCESDIR
else
	_echo "[ERROR]Did you changed the variables (see above)? SOURCEDIR does not exist. Aborting"
        exit 1
fi      

if [ ! -f configure ] || [ ! -f Maintenance.kmk ]; then 
	_echo "[ERROR]You are in the wrong directory. Aborting..."
	exit 1
fi

if [ "$EUID" -eq 0 ]; then
	_echo -n "[WARNING]Don't run this script as root. No idea if it works. Should we proceed nevertheless (y/N)?"; read s
	if [ "$s" != "y" ]; then
	        _echo "ok, nothing done. Aborting...";
		exit 1
	fi
fi


# Configuring and compiling the org. source first (this is neccessary to make the script work!)
_echo -n "[*]Should we start configuring org. source code (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
        _echo "[*]Start configuring the source code."
        ./configure --disable-hardening >&3
        source $SOURCESDIR/env.sh
fi

_echo -n "[*]Should we start compiling the org. source code (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
        _echo "[*]Start compiling the org. source code. That takes a while. Get a coffee..."
        kmk >&3
fi

_echo -n "[*]Should we start compiling the org. kernel modules (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
        _echo "[*] Compiling the org. kernel modules"
        cd $SOURCESDIR/out/linux.amd64/release/bin/src/
        make >&3
fi

# Fixing the rights and cleaning up.
_echo -n "[*]Should we start cleaning up and fixing access rights (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
        _echo "[*] Fixing access rights and cleaning up"
        cd $SOURCESDIR
        source ./env.sh
        kmk clean
        sudo chown -R $USER:$(id -gn) *
        sudo chown -R $USER:$(id -gn) .*
fi

# Renaming Files
_echo -n "[*]Should we start renaming files (y/N)?"; read s
if [ "$s" != "y" ]; then 
	_echo "ok, nothing done.";
else
	_echo "[*]Logging to $logfile"

	# Rename files and folders
	rename_files_and_dirs VirtualBox $VirtualBox 
	rename_files_and_dirs virtualbox $virtualbox
	rename_files_and_dirs vbox $vbox
	rename_files_and_dirs VBox $VBox
	rename_files_and_dirs Oracle $Oracle
	rename_files_and_dirs oracle $oracle
fi

# Replacing strings
_echo -n "[*]Should we start replacing the common suspicious strings (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
	_echo "[*]Starting string replacment. All 15 rounds are taking approx. 10min on my box, so go and get a coffee" 
	replace_strings VirtualBox $VirtualBox
	replace_strings virtualbox $virtualbox 
	replace_strings VIRTUALBOX $VIRTUALBOX
	replace_strings virtualBox $virtualBox
	replace_strings vbox $vbox
	replace_strings Vbox $Vbox
	replace_strings VBox $VBox
	replace_strings VBOX $VBOX
	replace_strings Oracle $Oracle
	replace_strings oracle $oracle
	replace_strings innotek $innotek 
	replace_strings InnoTek $InnoTek
	replace_strings INNOTEK $INNOTEK
	replace_strings 80EE $PCI80EE
	replace_strings 80ee $PCI80ee
fi

# replace BIOS date
_echo -n "[*]Should we start to replace the BIOS date (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
	_echo "[*]Replacing BIOS date"
	sed -i 's/06\/23\/99/07\/24\/13/g' $SOURCESDIR/src/VXox/Devices/PC/BIOS/orgs.asm 
fi

# Start configuring the source code
_echo -n "[*]Should we start configuring the source code (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
	./configure --disable-hardening >&3
	source $SOURCESDIR/env.sh
fi

# fix wrongly renamed QT strings/functions
_echo -n "[*]Should we start fixing the QT functions and methods (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
	replace_strings QVXoxLayout QVBoxLayout
fi

# fix BIOS MD5sum checks with a fake MD5sum tool
_echo -n "[*]Should we start fixing the generated BIOS date (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
	_echo "[*]Replacing kmk_md5 tools with our version to fix MAKE's BIOS check"
	if [ -e "$SOURCESDIR/$KMKTOOLSSUBDIR/kmk_md5sum" ]; then
		mv $SOURCESDIR/$KMKTOOLSSUBDIR/kmk_md5sum $SOURCESDIR/$KMKTOOLSSUBDIR/kmk_md5sum.bak
		cat > $SOURCESDIR/$KMKTOOLSSUBDIR/kmk_md5sum <<- EOF
		#!/bin/bash
		echo \$2 >>$MD5SUMOUT
		echo \$2
		echo
		EOF
		chmod +x $SOURCESDIR/$KMKTOOLSSUBDIR/kmk_md5sum	
	else
		_echo "[ERROR] File \"$SOURCESDIR/$KMKTOOLSSUBDIR/kmk_md5sum\" not found"
		exit 1
	fi
fi

# Compile the stuff
_echo -n "[*]Should we start compiling the patched source code (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
	_echo "[*]Start compiling source code. That takes a while. Get a coffee..."
	kmk >&3
fi

# Patching BIOS date again (BIOS date gets autom. inserted again from some make file (thx Oracle, grmpf)
_echo -n "[*]Should we start patching the other BIOS date (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
	_echo "[*]Patching BIOS date in autom. generated files"
	_echo "[*]File: out/linux.amd64/release/obj/PcBiosBin/PcBiosBin286.c"
	sed -i 's/06\.23\.99/07\.24\.13/g' $SOURCESDIR/out/linux.amd64/release/obj/PcBiosBin/PcBiosBin286.c
	sed -i 's/0x30\, 0x36\, 0x2f\, 0x32\, 0x33\, 0x2f\, 0x39\, 0x39/0x30\, 0x37\, 0x2f\, 0x32\, 0x34\, 0x2f\, 0x31\, 0x32/g' out/linux.amd64/release/obj/PcBiosBin/PcBiosBin286.c >&3

	_echo "[*]File: out/linux.amd64/release/obj/PcBiosBin/PcBiosBin386.c"
	sed -i 's/06\.23\.99/07\.24\.13/g' $SOURCESDIR/out/linux.amd64/release/obj/PcBiosBin/PcBiosBin386.c
	sed -i 's/0x30\, 0x36\, 0x2f\, 0x32\, 0x33\, 0x2f\, 0x39\, 0x39/0x30\, 0x37\, 0x2f\, 0x32\, 0x34\, 0x2f\, 0x31\, 0x32/g' out/linux.amd64/release/obj/PcBiosBin/PcBiosBin386.c >&3

	_echo "[*]File: out/linux.amd64/release/obj/PcBiosBin/PcBiosBin8086.c"
	sed -i 's/06\.23\.99/07\.24\.13/g' $SOURCESDIR/out/linux.amd64/release/obj/PcBiosBin/PcBiosBin8086.c
	sed -i 's/0x30\, 0x36\, 0x2f\, 0x32\, 0x33\, 0x2f\, 0x39\, 0x39/0x30\, 0x37\, 0x2f\, 0x32\, 0x34\, 0x2f\, 0x31\, 0x32/g' out/linux.amd64/release/obj/PcBiosBin/PcBiosBin8086.c >&3

	_echo "[*] Compiling BIOS files again."
	kmk >&3
fi

# compile kernel modules 
_echo -n "[*]Should we start compiling the kernel modules (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
	_echo "[*] Compiling kernel modules"
	cd $SOURCESDIR/out/linux.amd64/release/bin/src/
	make
fi

# install kernel modules
_echo -n "[*]Should we start installing kernel modules (y/N)?"; read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
	_echo "[*] Installing kernel modules"
	sudo make install
fi

_echo "[*]Compiling source code is done."


# -------- Installing Virtual Box ---------

_echo -n "[*]Should we start installing VirtualBox on this machine (y/N)?"; read s
if [ "$s" != "y" ]; then _echo "...exiting. Nothing done."; exit 1; fi

cd $SOURCESDIR/out/linux.amd64/release/bin

# Take care of kernel modules
if [ "$(lsmod | grep vxox)" ]; then
	_echo "[*] vxox kernel modules already loaded. Unloading them..."
	sudo rmmod vxoxpci
	sudo rmmod vxoxnetflt
	sudo rmmod vxoxnetadp
	sudo rmmod vxoxdrv
fi

_echo "[*] Loading vxox kernel modules"
sudo modprobe vxoxdrv
sudo modprobe vxoxnetflt
sudo modprobe vxoxnetadp
sudo modprobe vxoxpci

_echo "[*] Following modules loaded:"
lsmod | grep vxox

_echo -n "Should we proceed with configuring autoload of vbox modules via /etc/modules [y/N]"
read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done.";
else
   _echo "[*] Adding modules to /etc/modules"
   echo 'vxoxdrv'    | sudo tee --append /etc/modules > /dev/null
   echo 'vxoxpci'    | sudo tee --append /etc/modules > /dev/null
   echo 'vxoxnetadp' | sudo tee --append /etc/modules > /dev/null
   echo 'vxoxnetflt' | sudo tee --append /etc/modules > /dev/null
fi

# Copying files to usr dir
_echo -n "Should we proceed with copying files to /usr/local/virtualbox directory [y/N]"
read s
if [ "$s" != "y" ]; then 
        _echo "ok, nothing done."; 
else
	if [ -e "/usr/local/virtualbox" ]; then
		_echo "Deleting old /usr/local/virtualbox folder"
		sudo rm -rf /usr/local/virtualbox
	fi
	sudo mkdir /usr/local/virtualbox
	_echo "Copying binaries to /usr/local/virtualbox"
	sudo cp -prf $SOURCESDIR/out/linux.amd64/release/bin/*    /usr/local/virtualbox/
	_echo "Copying shared libraries to /usr/lib/"
	sudo cp -prf $SOURCESDIR/out/linux.amd64/release/bin/*.so /usr/lib/
	_echo "Creating some symlinks to e.g. XirtualXox to VirtualBox"
	if [ ! -e "/usr/local/bin/VirtualBox" ]; then sudo ln -s /usr/local/virtualbox/XirtualXox  /usr/local/bin/VirtualBox; fi
	if [ ! -e "/usr/local/bin/VBoxSVC"    ]; then sudo ln -s /usr/local/virtualbox/VXoxSVC     /usr/local/bin/VBoxSVC;    fi
	if [ ! -e "/usr/local/bin/VBoxManage" ]; then sudo ln -s /usr/local/virtualbox/VXoxManage  /usr/local/bin/VBoxManage; fi
fi

# create user/groups and permissions to vbox devices
_echo -n "Should we create the vboxusers group and set access rights to /dev/vxox* devices (y/N)"
read s
if [ "$s" != "y" ]; then 
	_echo "ok, nothing done."; 
else
	sudo groupadd vboxusers
 	sudo usermod -G vboxusers -a $USRNAME
	sudo chmod 660 /dev/vxox*
	sudo chgrp vboxusers /dev/vxox*
fi

# Setup usergroup for vbox devices at startup
_echo -n "Should we proceed setting up the vbox devices in /etc/udev/rules.d/40-permissions.rules [y/N]?"
read s
if [ "$s" != "y" ]; then 
	_echo "ok, nothing done."
else
	if [ -e "/etc/udev/rules.d/40-permissions.rules" ]; then
		sudo cp /etc/udev/rules.d/40-permissions.rules /etc/udev/rules.d/40-permissions.rules.vboxinstaller.bak
	fi

       	_echo "[*]Adding devices in /etc/udev/rules.d/40-permissions.rules"
	echo 'KERNEL=="vxoxdrv",                        GROUP="vboxusers", MODE="0660"' \
		| sudo tee --append /etc/udev/rules.d/40-permissions.rules > /dev/null
	echo 'KERNEL=="vxoxdrv",                        GROUP="vboxusers", MODE="0660"' \
		| sudo tee --append /etc/udev/rules.d/40-permissions.rules > /dev/null
	echo 'KERNEL=="vxoxdrvu",                       GROUP="vboxusers", MODE="0660"' \
		| sudo tee --append /etc/udev/rules.d/40-permissions.rules > /dev/null
fi

# Create network interface
_echo "These virtual hostonly network interfaces exist:"
sudo $VBOXMANAGE list hostonlyifs
_echo -n "Should we create a hostonly vbox network interface [y/N]?"
read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done."
else
	_echo "Creating vbox network interface"
	sudo $VBOXMANAGE hostonlyif create
fi

_echo -n "Should we add and configure the vbox interface in /etc/network/interfaces [y/N]?"
read s
if [ "$s" != "y" ]; then
        _echo "ok, nothing done."
else
        _echo "Adding vbox network interface to /etc/network/interfaces"
	sudo cp /etc/network/interfaces /etc/network/interfaces.vboxinstaller.bak
	echo 			| sudo tee --append /etc/network/interfaces > /dev/null
	echo "auto vxoxnet0" 	| sudo tee --append /etc/network/interfaces > /dev/null
	echo "iface vxoxnet0 inet static"		| sudo tee --append /etc/network/interfaces > /dev/null
	echo "        address         $IP" 	        | sudo tee --append /etc/network/interfaces > /dev/null
	echo "        netmask         $NETMASK" 	| sudo tee --append /etc/network/interfaces > /dev/null
	echo "        network         $NETWORK" 	| sudo tee --append /etc/network/interfaces > /dev/null
	echo "        broadcast       $BROADCAST" 	| sudo tee --append /etc/network/interfaces > /dev/null
	echo "        pre-up /usr/local/bin/VBoxManage list vms 2>&1 >> /dev/null" | sudo tee --append /etc/network/interfaces > /dev/null
fi