#!/bin/mksh
#
# Creates an ISO from the following built packages.
#   mksh bmake gmake libressl cmake curl rsync linux flex
#   byacc om4 zlib samurai libffi python ca-certificates
#   zlib expat gettext-tiny git kati netbsd-curses kakoune
#
# This should be enough to completely rebuild LazyBox from Source
#

# Create the root fs dir
mkdir isoroot
mkdir isoout

cp_iso_packages (){
	#NOTE: this will assume that there always is a '*-dev'/'*-doc' package,\n this is not true.
	# That's why the errors are shown to some one who cares.
	for pkg in ${packages[@]}
	do
		echo "Going to copy: $pkg to isoroot"
		tar -xf pkgs/${pkg}/out/${pkg}.*.tar.xz -C ./isoroot
		tar -xf pkgs/${pkg}/out/${pkg}-dev.*.tar.xz -C ./isoroot 2> /dev/null
		tar -xf pkgs/${pkg}/out/${pkg}-doc.*.tar.xz -C ./isoroot 2> /dev/null
	done
}

packages=(mksh bmake gmake libressl cmake curl rsync linux flex byacc om4 zlib samurai libffi python ca-certificates zlib expat gettext-tiny git kati netbsd-curses kakoune)
cp_iso_packages


cat >isoroot/init << EOF
#!/bin/sh
exec /sbin/init
EOF

chmod +x isoroot/init

mkdir -p isoroot/etc/init.d/


cat >isoroot/etc/init.d/rcS << EOF
#!/bin/sh
export PATH=/usr/sbin:/usr/bin:/sbin:/bin
mkdir /proc
mkdir /sys
mkdir /tmp
mount -t proc proc /proc
mount -t sysfs sysfs /sys
mount -t tmpfs tmpfs /tmp

echo 0 > /proc/sys/kernel/printk

ln -s /proc/self/fd/0 /dev/stdin
ln -s /proc/self/fd/1 /dev/stdout
ln -s /proc/self/fd/2 /dev/stderr

busybox mdev -s
busybox mdev -d

mkdir -p /dev/pts
mount -t devpts devpts /dev/pts

hostname -F /etc/hostname

mount -a

#busybox modprobe broadcom
#busybox modprobe tg3
#ifconfig eth0 192.168.2.16
#busybox route add default gw 192.168.2.1
#busybox modprobe radeon

#busybox telnetd

#clear

EOF
chmod +x isoroot/etc/init.d/rcS

cp /etc/inittab isoroot/etc/

cd isoroot
find . | cpio -ov | gzip -9 >../isoout/initramfs.img
cp boot/vmlinuz ../isoout/vmlinuz

cd ../isoout
mkdir -p EFI/BOOT
cp ~/Shell.efi EFI/BOOT/BOOTX64.EFI

cat >startup.nsh << EOF
\vmlinuz initrd=\initramfs.img console=ttyS0 console=tty0


EOF

exit

#dd if=/dev/zero of=lazybox.img count=524288
#fdisk lazybox.img
cd ..
losetup -o 32256 /dev/loop0 lazybox.img
mount /dev/loop0 ./isoroot
rm -r isoroot/*
cp -r isoout/* isoroot
umount ./isoroot