1#!/bin/ksh -p
2#
3# This file and its contents are supplied under the terms of the
4# Common Development and Distribution License ("CDDL"), version 1.0.
5# You may only use this file in accordance with the terms of version
6# 1.0 of the CDDL.
7#
8# A full copy of the text of the CDDL should have accompanied this
9# source.  A copy of the CDDL is also available via the Internet at
10# http://www.illumos.org/license/CDDL.
11#
12
13#
14# Copyright (c) 2016, 2017 by Delphix. All rights reserved.
15#
16
17. $STF_SUITE/tests/functional/channel_program/channel_common.kshlib
18
19verify_runnable "global"
20snap1=$TESTPOOL/$TESTFS@$TESTSNAP1
21snap2=$TESTPOOL/$TESTFS@$TESTSNAP2
22fs=$TESTPOOL/$TESTFS
23file=$TESTDIR/$TESTFILE0
24
25function cleanup
26{
27	destroy_dataset $snap1 && log_must rm $file
28}
29
30log_onexit cleanup
31
32log_must mkfile 128b $file
33create_snapshot $TESTPOOL/$TESTFS $TESTSNAP1
34log_must rm $file
35create_snapshot $TESTPOOL/$TESTFS $TESTSNAP2
36
37log_must snapexists $snap1
38log_must snapexists $snap2
39log_must zfs unmount $fs
40
41log_must_program_sync $TESTPOOL - $fs $snap2 <<-EOF
42	arg = ...
43	fs = arg["argv"][1]
44	snap = arg["argv"][2]
45	err = zfs.sync.rollback(fs)
46	if err == 0 then
47		err = zfs.sync.destroy(snap)
48	end
49	if err == 0 then
50		err = zfs.sync.rollback(fs)
51	end
52	msg = "rolling back " .. fs .. " err=" .. err
53	return msg
54EOF
55
56log_must zfs mount $fs
57log_must [ -f $file ]
58log_mustnot snapexists $snap2
59
60log_pass "Rolling back snapshot with channel program works."
61