xref: /titanic_41/usr/src/test/zfs-tests/tests/functional/refreserv/refreserv_004_pos.ksh (revision a4dd1f3517267c5e5aa5b2bb53cb388002bc688f)
1#!/bin/ksh -p
2#
3# CDDL HEADER START
4#
5# The contents of this file are subject to the terms of the
6# Common Development and Distribution License (the "License").
7# You may not use this file except in compliance with the License.
8#
9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10# or http://www.opensolaris.org/os/licensing.
11# See the License for the specific language governing permissions
12# and limitations under the License.
13#
14# When distributing Covered Code, include this CDDL HEADER in each
15# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16# If applicable, add the following below this CDDL HEADER, with the
17# fields enclosed by brackets "[]" replaced with your own identifying
18# information: Portions Copyright [yyyy] [name of copyright owner]
19#
20# CDDL HEADER END
21#
22
23#
24# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
25# Use is subject to license terms.
26#
27
28#
29# Copyright (c) 2013 by Delphix. All rights reserved.
30#
31
32. $STF_SUITE/include/libtest.shlib
33. $STF_SUITE/tests/functional/refreserv/refreserv.cfg
34
35#
36# DESCRIPTION:
37#	Verify refreservation is limited by available space.
38#
39# STRATEGY:
40#	1. Setting quota and refreservation on parent filesystem.
41#	2. Get available space on sub-filesystem.
42#	3. Verify refreservation is limited by available on it.
43#
44
45verify_runnable "both"
46
47function cleanup
48{
49	if is_global_zone ; then
50		log_must $ZFS set refreservation=none $TESTPOOL
51	fi
52	log_must $ZFS destroy -rf $TESTPOOL/$TESTFS
53	log_must $ZFS create $TESTPOOL/$TESTFS
54	log_must $ZFS set mountpoint=$TESTDIR $TESTPOOL/$TESTFS
55}
56
57log_assert "Verify refreservation is limited by available space."
58log_onexit cleanup
59
60pool=$TESTPOOL ; fs=$pool/$TESTFS ; subfs=$fs/subfs
61log_must $ZFS create $subfs
62
63typeset datasets
64if is_global_zone; then
65        datasets="$pool $fs"
66else
67        datasets="$fs"
68fi
69
70for ds in $datasets; do
71	log_must $ZFS set quota=25M $ds
72	log_must $ZFS set refreservation=15M $ds
73
74	typeset -i avail
75	avail=$(get_prop avail $subfs)
76	log_must $ZFS set refreservation=$avail $subfs
77	typeset mntpnt
78	mntpnt=$(get_prop mountpoint $subfs)
79	log_must $MKFILE $avail $mntpnt/$TESTFILE
80
81	typeset -i exceed
82	((exceed = avail + 1))
83	log_mustnot $ZFS set refreservation=$exceed $subfs
84	log_mustnot $MKFILE $avail $mntpnt/$TESTFILE
85
86	log_must $ZFS set quota=none $ds
87	log_must $ZFS set reservation=15M $ds
88done
89
90log_pass "Verify refreservation is limited by available space."
91