#!/bin/ksh -p
#
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. $STF_SUITE/include/libtest.shlib

#
# DESCRIPTION:
#	Verify that ACLs survive remount.
#	Regression test for https://github.com/zfsonlinux/zfs/issues/4520
#
# STRATEGY:
#	1. Test presence of default and regular ACLs after remount
#	   a. Can set and list ACL before remount
#	   b. Can list ACL after remount
#

verify_runnable "both"
log_assert "Verify regular and default POSIX ACLs survive  remount"

typeset acl_str1="^group:$ZFS_ACL_STAFF_GROUP:-wx$"
typeset acl_str2="^default:group:$ZFS_ACL_STAFF_GROUP:-wx$"
typeset ACLDIR="$TESTDIR/dir.1"

log_note "Testing access to DIRECTORY"
log_must mkdir $ACLDIR
log_must setfacl -m g:$ZFS_ACL_STAFF_GROUP:wx $ACLDIR
log_must setfacl -d -m g:$ZFS_ACL_STAFF_GROUP:wx $ACLDIR
getfacl $ACLDIR 2> /dev/null | egrep -q "$acl_str1"
if [ "$?" -eq "0" ]; then
	getfacl $ACLDIR 2> /dev/null | egrep -q "$acl_str2"
fi

if [ "$?" -eq "0" ]; then
	log_must zfs unmount $TESTPOOL/$TESTFS
	log_must zfs mount $TESTPOOL/$TESTFS
	log_must eval "getfacl $ACLDIR 2> /dev/null | egrep -q \"$acl_str1\""
	log_must eval "getfacl $ACLDIR 2> /dev/null | egrep -q \"$acl_str2\""
	log_pass "POSIX ACLs survive remount"
else
	log_fail "Group '$ZFS_ACL_STAFF_GROUP' does not have 'rwx'"
fi