kalinethunter

#!/data/data/com.termux/files/usr/bin/bash -e
# Copyright ©2018 by Hax4Us. All rights reserved.  🌎 🌍 🌏 🌐 🗺
#
# https://hax4us.com
################################################################################

# colors

red='\033[1;31m'
yellow='\033[1;33m'
blue='\033[1;34m'
reset='\033[0m'

# Clean up
pre_cleanup() {
	find $HOME -name "kali*" -type d -exec rm -rf {} \;
} 

post_cleanup() {
	find $HOME -name "kalifs*" -type f -delete && find $HOME -name "proot*" -type f -delete
} 

		# Get patched proot binary for aarch64

proot_patch64() {
	echo && echo
		axel --alternate https://github.com/Hax4us/Nethunter-In-Termux/raw/master/proot
			mv proot $PREFIX/bin
				chmod 777 $PREFIX/bin/proot
			}

# Utility function for Unknown Arch

unknownarch() {
	printf "$red"
	echo "[*] Unknown Architecture :("
	printf "$reset"
	exit
}

# Utility function for detect system

checksysinfo() {
	printf "$blue [*] Checking host architecture ..."
	case $(getprop ro.product.cpu.abi) in
		arm64-v8a)
			SETARCH=arm64
			;;
		armeabi|armeabi-v7a)
			SETARCH=armhf
			;;
		*)
			unknownarch
			;;
	esac
}

# Check if required packages are present

checkdeps() {
	printf "${blue}\n"
	echo " [*] Updating apt cache..."
	apt update -y &> /dev/null
	echo " [*] Checking for all required tools..."

	for i in proot tar axel; do
		if [ -e $PREFIX/bin/$i ]; then
			echo "  • $i is OK"
		else
			echo "Installing ${i}..."
			apt install -y $i || {
				printf "$red"
				echo " ERROR: check your internet connection or apt\n Exiting..."
				printf "$reset"
				exit
			}
		fi
	done
}

# URLs of all possibls architectures

seturl() {
	URL="https://build.nethunter.com/kalifs/kalifs-20171013/kalifs-${1}-minimal.tar.xz"
}

# Utility function to get tar file

gettarfile() {
	printf "$blue [*] Getting tar file...$reset\n\n"
	DESTINATION=$HOME/kali-${SETARCH}
	seturl $SETARCH
	axel --alternate "$URL"
	rootfs="kalifs-${SETARCH}-minimal.tar.xz"
}

# Utility function to get SHA

getsha() {
	printf "\n${blue} [*] Getting SHA ... $reset\n\n"
	axel --alternate "https://build.nethunter.com/kalifs/kalifs-20171013/kalifs-${SETARCH}-minimal.sha512sum"
}

# Utility function to check integrity

checkintegrity() {
	printf "\n${blue} [*] Checking integrity of file...\n"
	echo " [*] The script will immediately terminate in case of integrity failure"
	printf ' '
	sha512sum -c kalifs-${SETARCH}-minimal.sha512sum || {
		printf "$red Sorry :( to say your downloaded linux file was corrupted or half downloaded, but don't worry, just rerun my script\n${reset}"
		exit 1
	}
}

# Utility function to extract tar file

extract() {
	printf "$blue [*] Extracting... $reset\n\n"
	proot --link2symlink tar -xf $rootfs 2> /dev/null || :
}

# Utility function for login file

createloginfile() {
	bin=${PREFIX}/bin/startkali
	cat > $bin <<- EOM
#!/data/data/com.termux/files/usr/bin/bash -e
unset LD_PRELOAD
exec proot --link2symlink -0 -r ${DESTINATION} -b /dev/ -b /sys/ -b /proc/ -b /storage/ -b $HOME -w $HOME /usr/bin/env -i HOME=/root TERM="$TERM" LANG=$LANG PATH=/bin:/usr/bin:/sbin:/usr/sbin /bin/bash --login
EOM

	chmod 700 $bin
}

printline() {
	printf "${blue}\n"
	echo " #-----------------------------------------------#"
}

# Start
clear
#EXTRAARGS="default"
#if [[ ! -z $1 ]]
#	then
#EXTRAARGS=$1
#if [[ $EXTRAARGS = "uninstall" ]]
#	then
#		cleanup
#		exit
#		fi
#		fi
printf "\n${yellow} You are going to install Kali Nethunter In Termux Without Root ;) Cool\n\n"
pre_cleanup
checksysinfo
checkdeps
gettarfile
getsha
checkintegrity
if [ $SETARCH = arm64 ]
	then
proot_patch64
fi
extract
createloginfile
post_cleanup

printf "$blue [*] Configuring Kali For You ..."

# Utility function for resolv.conf
resolvconf() {
	#create resolv.conf file 
	printf "\nnameserver 8.8.8.8\nnameserver 8.8.4.4" > ${DESTINATION}/etc/resolv.conf
} 
resolvconf
printline
printf "\n${yellow} Now you can enjoy Kali Nethuter in your Termux :)\n Don't forget to like my hard work for termux and many other things\n"
printline
printline
printf "\n${blue} [∆] My official email:${yellow}		lokesh@hax4us.com\n"
printf "$blue [∆] My website:${yellow}		https://hax4us.com\n"
printf "$blue [∆] My YouTube channel:${yellow}	https://youtube.com/hax4us\n"
printline
printf "$reset"