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

tmpdir="$(mktemp -d)"
chmod 755 "$tmpdir"
ret=0
debootstrap "$([ "{{ DIST }}" = oldstable ] && echo --no-merged-usr || echo --merged-usr)" --variant={{ VARIANT }} {{ DIST }} "$tmpdir" {{ MIRROR }} || ret=$?
if [ "$ret" -ne 0 ]; then
	echo "E: debootstrap failed, dumping $tmpdir/debootstrap/debootstrap.log"
	cat "$tmpdir/debootstrap/debootstrap.log"
	exit 1
fi
tar --sort=name --mtime=@$SOURCE_DATE_EPOCH --clamp-mtime --numeric-owner --one-file-system --xattrs -C "$tmpdir" -c . > "./cache/debian-{{ DIST }}-{{ VARIANT }}.tar"
rm -r "$tmpdir"