#!/bin/sh
set -eu
export LC_ALL=C.UTF-8
if [ "$(id -u)" -eq 0 ] && ! id -u user > /dev/null 2>&1; then
	if [ ! -e /mmdebstrap-testenv ]; then
		echo "this test modifies the system and should only be run inside a container" >&2
		exit 1
	fi
	adduser --gecos user --disabled-password user
fi
if [ "{{ MODE }}" = unshare ]; then
	if [ ! -e /mmdebstrap-testenv ]; then
		echo "this test modifies the system and should only be run inside a container" >&2
		exit 1
	fi
	sysctl -w kernel.unprivileged_userns_clone=1
fi
prefix=
[ "$(id -u)" -eq 0 ] && [ "{{ MODE }}" != "root" ] && prefix="runuser -u user --"
[ "{{ MODE }}" = "fakechroot" ] && prefix="$prefix fakechroot fakeroot"
$prefix {{ CMD }} --mode={{ MODE }} --variant=apt --architectures=arm64 {{ DIST }} /tmp/debian-chroot.tar {{ MIRROR }}
# we ignore differences between architectures by ignoring some files
# and renaming others
# in proot mode, some extra files are put there by proot
{ tar -tf /tmp/debian-chroot.tar \
	| grep -v '^\./lib/ld-linux-aarch64\.so\.1$' \
	| grep -v '^\./lib/aarch64-linux-gnu/ld-linux-aarch64\.so\.1$' \
	| grep -v '^\./usr/share/doc/[^/]\+/changelog\(\.Debian\)\?\.arm64\.gz$' \
	| sed 's/aarch64-linux-gnu/x86_64-linux-gnu/' \
	| sed 's/arm64/amd64/';
} | sort > tar2.txt
{ cat tar1.txt \
	| grep -v '^\./usr/bin/i386$' \
	| grep -v '^\./usr/bin/x86_64$' \
	| grep -v '^\./lib64/$' \
	| grep -v '^\./lib64/ld-linux-x86-64\.so\.2$' \
	| grep -v '^\./lib/x86_64-linux-gnu/ld-linux-x86-64\.so\.2$' \
	| grep -v '^\./lib/x86_64-linux-gnu/libmvec-2\.[0-9]\+\.so$' \
	| grep -v '^\./lib/x86_64-linux-gnu/libmvec\.so\.1$' \
	| grep -v '^\./usr/share/doc/[^/]\+/changelog\(\.Debian\)\?\.amd64\.gz$' \
	| grep -v '^\./usr/share/man/man8/i386\.8\.gz$' \
	| grep -v '^\./usr/share/man/man8/x86_64\.8\.gz$';
	[ "{{ MODE }}" = "proot" ] && printf "./etc/ld.so.preload\n";
} | sort | diff -u - tar2.txt
rm /tmp/debian-chroot.tar