#!/bin/bash -xe

set -o pipefail

. config
. sh-lib

version=$( date +%Y%m%d.%H%M%S )

# Check for dependencies:
package_deps debootstrap

function unmount_pseudo_filesystems(){
	set +e
	for dir in dev sys proc; do umount -v "$root"/"$dir"; done
	set -e
}

function on_exit(){
	set +e
	unmount_pseudo_filesystems
}
trap on_exit EXIT

root="${roots:?}"/"${branch:?}"/"$version"

mkdir -p "$root"

# bootstrap the OS

debootstrap "$codename" "$root" "$deb_mirror_url"

for dir in /proc /sys /dev; do
	mount --bind "$dir" "$root"/"$dir"
done

export DEBIAN_FRONTEND=noninteractive
export version
export root
export osname
export osversion
export osdesc
export branch
export remote
export build
export buildenv
export arch
export codename
export deb_mirror_url
export deb_security_mirror_url

run-parts --exit-on-error -- hooks/build-os

unmount_pseudo_filesystems

run-parts --exit-on-error -- hooks/build-os-post