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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2016 Red Hat. All Rights Reserved.
#
# FS QA Test 375
#
# Check if SGID is cleared upon chmod / setfacl when the owner is not in the
# owning group.
#
. ./common/preamble
_begin_fstest auto quick acl perms
# Import common functions.
. ./common/filter
. ./common/attr
# real QA test starts here
_supported_fs generic
_require_test
_require_runas
_require_acls
cd $TEST_DIR
# try with both regular file and directory
for filetype in regular dir; do
case $filetype in
regular)
testfile=testfile.$seq
rm -f $testfile
touch $testfile
;;
*)
testfile=testdir.$seq
rm -rf $testfile
mkdir $testfile
;;
esac
chown 100:100 $testfile
echo '*** SGID should remain set (twice)'
chmod 2755 $testfile
_runas -u 100 -g 100 -- chmod 2777 $testfile
stat -c %A $testfile
chmod 2755 $testfile
_runas -u 100 -g 100 -- setfacl -m u::rwx,g::rwx,o::rwx $testfile
stat -c %A $testfile
echo '*** SGID should be cleared (twice)'
chmod 2755 $testfile
_runas -u 100 -g 101 -- chmod 2777 $testfile
stat -c %A $testfile
chmod 2755 $testfile
_runas -u 100 -g 101 -- setfacl -m u::rwx,g::rwx,o::rwx $testfile
stat -c %A $testfile
echo '*** Expected failure'
_runas -u 101 -g 101 -- chmod 2777 $testfile
done
status=0
exit
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