1*86714001SSerapheim Dimitropoulos#!/usr/bin/ksh -p
2*86714001SSerapheim Dimitropoulos
3*86714001SSerapheim Dimitropoulos#
4*86714001SSerapheim Dimitropoulos# This file and its contents are supplied under the terms of the
5*86714001SSerapheim Dimitropoulos# Common Development and Distribution License ("CDDL"), version 1.0.
6*86714001SSerapheim Dimitropoulos# You may only use this file in accordance with the terms of version
7*86714001SSerapheim Dimitropoulos# 1.0 of the CDDL.
8*86714001SSerapheim Dimitropoulos#
9*86714001SSerapheim Dimitropoulos# A full copy of the text of the CDDL should have accompanied this
10*86714001SSerapheim Dimitropoulos# source.  A copy of the CDDL is also available via the Internet at
11*86714001SSerapheim Dimitropoulos# http://www.illumos.org/license/CDDL.
12*86714001SSerapheim Dimitropoulos#
13*86714001SSerapheim Dimitropoulos
14*86714001SSerapheim Dimitropoulos#
15*86714001SSerapheim Dimitropoulos# Copyright (c) 2017 by Delphix. All rights reserved.
16*86714001SSerapheim Dimitropoulos#
17*86714001SSerapheim Dimitropoulos
18*86714001SSerapheim Dimitropoulos. $STF_SUITE/tests/functional/pool_checkpoint/pool_checkpoint.kshlib
19*86714001SSerapheim Dimitropoulos
20*86714001SSerapheim Dimitropoulos#
21*86714001SSerapheim Dimitropoulos# DESCRIPTION:
22*86714001SSerapheim Dimitropoulos#	Ensure that we can rewind to a checkpointed state that was
23*86714001SSerapheim Dimitropoulos#	before a readonly-compatible feature was introduced.
24*86714001SSerapheim Dimitropoulos#
25*86714001SSerapheim Dimitropoulos# STRATEGY:
26*86714001SSerapheim Dimitropoulos#	1. Create pool
27*86714001SSerapheim Dimitropoulos#	2. Populate it
28*86714001SSerapheim Dimitropoulos#	3. Take checkpoint
29*86714001SSerapheim Dimitropoulos#	4. Modify data (include at least one destructive change)
30*86714001SSerapheim Dimitropoulos#	5. Export pool
31*86714001SSerapheim Dimitropoulos#	6. Introduce a new feature in the pool which is unsupported
32*86714001SSerapheim Dimitropoulos#	   but readonly-compatible and increment its reference
33*86714001SSerapheim Dimitropoulos#	   number so it is marked active.
34*86714001SSerapheim Dimitropoulos#	7. Verify that the pool can't be opened writeable, but we
35*86714001SSerapheim Dimitropoulos#	   can rewind to the checkpoint (before the feature was
36*86714001SSerapheim Dimitropoulos#	   introduced) if we want to.
37*86714001SSerapheim Dimitropoulos#
38*86714001SSerapheim Dimitropoulos
39*86714001SSerapheim Dimitropoulosverify_runnable "global"
40*86714001SSerapheim Dimitropoulos
41*86714001SSerapheim Dimitropoulos#
42*86714001SSerapheim Dimitropoulos# Clear all labels from all vdevs so zhack
43*86714001SSerapheim Dimitropoulos# doesn't get confused
44*86714001SSerapheim Dimitropoulos#
45*86714001SSerapheim Dimitropoulosfor disk in ${DISKS[@]}; do
46*86714001SSerapheim Dimitropoulos	zpool labelclear -f $disk
47*86714001SSerapheim Dimitropoulosdone
48*86714001SSerapheim Dimitropoulos
49*86714001SSerapheim Dimitropoulossetup_test_pool
50*86714001SSerapheim Dimitropouloslog_onexit cleanup_test_pool
51*86714001SSerapheim Dimitropoulos
52*86714001SSerapheim Dimitropoulospopulate_test_pool
53*86714001SSerapheim Dimitropouloslog_must zpool checkpoint $TESTPOOL
54*86714001SSerapheim Dimitropoulostest_change_state_after_checkpoint
55*86714001SSerapheim Dimitropoulos
56*86714001SSerapheim Dimitropouloslog_must zpool export $TESTPOOL
57*86714001SSerapheim Dimitropoulos
58*86714001SSerapheim Dimitropouloslog_must zhack feature enable -r $TESTPOOL 'com.company:future_feature'
59*86714001SSerapheim Dimitropouloslog_must zhack feature ref $TESTPOOL 'com.company:future_feature'
60*86714001SSerapheim Dimitropoulos
61*86714001SSerapheim Dimitropouloslog_mustnot zpool import $TESTPOOL
62*86714001SSerapheim Dimitropouloslog_must zpool import --rewind-to-checkpoint $TESTPOOL
63*86714001SSerapheim Dimitropoulos
64*86714001SSerapheim Dimitropoulostest_verify_pre_checkpoint_state
65*86714001SSerapheim Dimitropoulos
66*86714001SSerapheim Dimitropouloslog_pass "Rewind to checkpoint from unsupported pool feature."
67