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#!/bin/sh
set -eu
export LC_ALL=C.UTF-8
[ "{{ MODE }}" = unshare ]
trap "rm -rf /tmp/dummypkg.deb /tmp/dummypkg" 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
# instead of obtaining a .deb from our cache, we create a new package because
# otherwise apt might decide to download the package with the same name and
# version from the cache instead of using the local .deb
mkdir -p /tmp/dummypkg/DEBIAN
cat << END > "/tmp/dummypkg/DEBIAN/control"
Package: dummypkg
Priority: optional
Section: oldlibs
Maintainer: Johannes Schauer Marin Rodrigues <josch@debian.org>
Architecture: all
Multi-Arch: foreign
Source: dummypkg
Version: 1
Description: dummypkg
END
dpkg-deb --build "/tmp/dummypkg" "/tmp/dummypkg.deb"
# make the .deb only redable by its owner which will exclude the unshared user
chmod 600 /tmp/dummypkg.deb
ret=0
$prefix {{ CMD }} --variant=apt --mode={{ MODE }} --include="/tmp/dummypkg.deb" \
{{ DIST }} /dev/null {{ MIRROR }} || ret=$?
if [ "$ret" -eq 0 ]; then
echo "expected failure but got exit $ret" >&2
exit 1
fi
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