#! /bin/bash

if [ "$#" -ne 1 ]; then
    echo "You must enter exactly the container id of the docker in which the compilation took place. (the client not the volunteers)"
    echo "This can be false, then the builds fodler will be used."
    echo "The builds folder is a folder where llvm, musl, musl-dev, bmake can reside which will can be used instead of the automatic docker cp mechanism."
    exit -1
fi

#Unmount the mounts
sudo umount root/tmp/
sudo umount root/proc/
sudo umount root/sys/
sudo mount --make-rprivate root/dev/
sudo umount -l root/dev/

#Delete everything!
#umout has problems :(
# Just delete a couple of this ot clean it..
#sudo rm -r -f ./root

if true; then
	sudo rm -rf ./root/lib
	sudo rm -rf ./root/bin
	sudo rm -rf ./root/sbin
	sudo rm -rf ./root/usr
	sudo rm -rf ./root/iglunix
	sudo rm -rf ./root/etc
fi

mkdir root
mkdir root/bin
mkdir root/sbin
mkdir root/usr
mkdir root/usr/sbin
mkdir root/etc

docker cp $1:/iglunix/pkgs/llvm/out/llvm.11.0.1.tar.xz     ./root/llvm.tar.xz
docker cp $1:/iglunix/pkgs/musl/out/musl-dev.1.2.2.tar.xz  ./root/musl-dev.tar.xz
docker cp $1:/iglunix/pkgs/musl/out/musl.1.2.2.tar.xz      ./root/musl.tar.xz
docker cp $1:/iglunix/pkgs/bmake/out/bmake.20210110.tar.xz ./root/bmake.tar.xz

cp ./builds/* ./root/

cd    ./root
ROOT=$(pwd)

tar -xf musl.tar.xz      -C ./
tar -xf musl-dev.tar.xz  -C ./
tar -xf llvm.tar.xz      -C ./
tar -xf bmake.tar.xz     -C ./

#---
rm ./busybox-x86_64
wget -nc -q https://busybox.net/downloads/binaries/1.31.0-defconfig-multiarch-musl/busybox-x86_64
chmod +x ./busybox-x86_64
mv busybox-x86_64 ./bin/busybox

rm ./toybox-x86_64
wget -nc -q http://landley.net/toybox/bin/toybox-x86_64
chmod +x ./toybox-x86_64
mv toybox-x86_64 ./bin/toybox

echo ""
#---

git clone https://github.com/iglunix/iglunix.git

#----

# Mount some things, we'll need it later
mkdir proc
mkdir sys
mkdir dev
mkdir tmp

if false
then
	sudo mount --bind /tmp   tmp/
	sudo mount -t proc /proc proc/
	sudo mount -t sysfs /sys sys/
	sudo mount --rbind /dev  dev/
fi

echo "mounted tmp, proc, sysfs, rbind"

# We'll need to compile mksh
# But we don't have tools to get the sources from inside the chroot yet..
cd ..
echo "Starting chroot_fetch"
./chroot_fetch


echo "Need to compile a lex file in om4, because of a circular dependency with flex"
#For the other attempt at fixing this circular dependency see inside_chroot
cd ${ROOT}/iglunix/pkgs/om4/src/om4-*/
lex ./tokenizer.l

sudo chroot ${ROOT} /bin/busybox --install -s
echo "installed busybox"


printf "export PATH=/bin:/usr/bin:/usr/sbin:\nexport JOBS=16\n" > ${ROOT}/etc/iglupkg.conf

#--------------------------------------
echo "---------------------------------"
echo "Starting networking configuration"
echo "---------------------------------"

RANDOM=$$
HOSTNAME="iglunix-$RANDOM"
echo "Hostname: ${HOSTNAME}"
mkdir ${ROOT}/etc
echo "$HOSTNAME" > ${ROOT}/etc/hostname

sudo cp /etc/resolv.conf ${ROOT}/etc/resolv.conf
echo "Copied the host resolv.conf into the target"
echo "Feel free to override the generated network settings prior to chrooting into the system"

echo "Finished prepare_chroot_lazy"