#!/bin/sh
set -eu
export LC_ALL=C.UTF-8

[ {{ VARIANT }} = "custom" ]
[ {{ MODE }} = "chrootless" ]

trap "rm -rf /tmp/debian-chroot" EXIT INT TERM

prefix=
if [ "$(id -u)" -eq 0 ] && [ "{{ MODE }}" != "root" ] && [ "{{ MODE }}" != "auto" ]; then
	if ! id "${SUDO_USER:-user}" >/dev/null 2>&1; then
		if [ ! -e /mmdebstrap-testenv ]; then
			echo "this test modifies the system and should only be run inside a container" >&2
			exit 1
		fi
		useradd --home-dir "/home/${SUDO_USER:-user}" --create-home "${SUDO_USER:-user}"
	fi
	prefix="runuser -u ${SUDO_USER:-user} --"
fi

$prefix {{ CMD }} --mode={{ MODE }} --variant={{ VARIANT }} --include=doc-debian {{ DIST }} /tmp/debian-chroot {{ MIRROR }}
tar -C /tmp/debian-chroot --owner=0 --group=0 --numeric-owner --sort=name --clamp-mtime --mtime="$(date --utc --date=@{{ SOURCE_DATE_EPOCH }} --iso-8601=seconds)" -cf /tmp/debian-chroot.tar .
tar tvf /tmp/debian-chroot.tar > doc-debian.tar.list
rm /tmp/debian-chroot.tar
# delete contents of doc-debian
rm /tmp/debian-chroot/usr/share/doc-base/debian-*
rm -r /tmp/debian-chroot/usr/share/doc/debian
rm -r /tmp/debian-chroot/usr/share/doc/doc-debian
# delete real files
rm /tmp/debian-chroot/etc/apt/sources.list
rm /tmp/debian-chroot/etc/fstab
rm /tmp/debian-chroot/etc/hostname
rm /tmp/debian-chroot/etc/resolv.conf
rm /tmp/debian-chroot/var/lib/dpkg/status
rm /tmp/debian-chroot/var/lib/dpkg/arch
rm /tmp/debian-chroot/var/cache/apt/archives/lock
rm /tmp/debian-chroot/var/lib/dpkg/lock
rm /tmp/debian-chroot/var/lib/dpkg/lock-frontend
rm /tmp/debian-chroot/var/lib/apt/lists/lock
## delete merged usr symlinks
#rm /tmp/debian-chroot/libx32
#rm /tmp/debian-chroot/lib64
#rm /tmp/debian-chroot/lib32
#rm /tmp/debian-chroot/sbin
#rm /tmp/debian-chroot/bin
#rm /tmp/debian-chroot/lib
# in chrootless mode, there is more to remove
rm /tmp/debian-chroot/var/lib/dpkg/triggers/Lock
rm /tmp/debian-chroot/var/lib/dpkg/triggers/Unincorp
rm /tmp/debian-chroot/var/lib/dpkg/status-old
rm /tmp/debian-chroot/var/lib/dpkg/info/format
rm /tmp/debian-chroot/var/lib/dpkg/info/doc-debian.md5sums
rm /tmp/debian-chroot/var/lib/dpkg/info/doc-debian.list
# the rest should be empty directories that we can rmdir recursively
find /tmp/debian-chroot -depth -print0 | xargs -0 rmdir