mmdebstrap/tests/unshare-include-deb

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2022-12-22 09:11:37 +00:00
#!/bin/sh
set -eu
export LC_ALL=C.UTF-8
[ "{{ MODE }}" = unshare ]
if [ "$(id -u)" -eq 0 ] && ! id -u user > /dev/null 2>&1; then
if [ ! -e /mmdebstrap-testenv ]; then
echo "this test modifies the system and should only be run inside a container" >&2
exit 1
fi
adduser --gecos user --disabled-password user
fi
[ "$(id -u)" -eq 0 ] && prefix="runuser -u user --"
# 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 user which will exclude the unshared user
chmod 600 /tmp/dummypkg.deb
chown user /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