#!/bin/sh -ex

# URL of deb root created with debootstrap:
tgz_url="http://dev.laptop.org/~cscott/xo-debian.tgz"

cd /versions/pristine
mkdir debian
cd debian

# wget -O- "$tgz_url" | tar xz

wget -q -O- "$tgz_url" | tar xvz

cp /etc/{hosts,fstab} /versions/pristine/debian/etc/
cp -r /lib/modules/* /versions/pristine/debian/lib/modules
cp -r /lib/firmware/* /versions/pristine/debian/lib/firmware
mkdir -p /versions/pristine/debian/{versions,security,var/cache/apt/cache}
rm -rf /versions/pristine/debian/boot
cp -r /boot /versions/pristine/debian

cat <<END > /versions/pristine/debian/etc/rcS.d/S00unfreeze.sh
#! /bin/sh
mount -t sysfs /sys /sys
echo 0 > /sys/devices/platform/dcon/freeze
umount /sys
END

chmod a+rx /versions/pristine/debian/etc/rcS.d/S00unfreeze.sh

echo 'tmpfs   /var/cache/apt/cache  tmpfs defaults 0 0' >> /versions/pristine/debian/etc/fstab 

cat <<END > /versions/pristine/debian/etc/apt/apt.conf.d/00-tmpfs-cache
 Dir {
  Cache "var/cache/apt/" {
   srcpkgcache "cache/srcpkgcache.bin";
   pkgcache "cache/pkgcache.bin";
  };
 };
END

cd /versions/boot
#rm -rf alt
ln -s /versions/pristine/debian alt
cp -rl /versions/pristine/debian /versions/run/debian