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#!/bin/sh
# Ensure cp --preserves copies capabilities
# Copyright (C) 2010-2022 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ cp
require_root_
working_umask_or_skip_
grep '^#define HAVE_CAP 1' $CONFIG_HEADER > /dev/null \
|| skip_ "configured without libcap support"
(setcap --help) 2>&1 |grep 'usage: setcap' > /dev/null \
|| skip_ "setcap utility not found"
(getcap --help) 2>&1 |grep 'usage: getcap' > /dev/null \
|| skip_ "getcap utility not found"
touch file || framework_failure_
chown $NON_ROOT_USERNAME file || framework_failure_
setcap 'cap_net_bind_service=ep' file ||
skip_ "setcap doesn't work"
getcap file | grep cap_net_bind_service >/dev/null ||
skip_ "getcap doesn't work"
cp --preserve=xattr file copy1 || fail=1
# Before coreutils 8.5 the capabilities would not be preserved,
# as the owner was set _after_ copying xattrs, thus clearing any capabilities.
cp --preserve=all file copy2 || fail=1
for file in copy1 copy2; do
getcap $file | grep cap_net_bind_service >/dev/null || fail=1
done
Exit $fail
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