1#! /bin/ksh -p
2#
3# CDDL HEADER START
4#
5# This file and its contents are supplied under the terms of the
6# Common Development and Distribution License ("CDDL"), version 1.0.
7# You may only use this file in accordance with the terms of version
8# 1.0 of the CDDL.
9#
10# A full copy of the text of the CDDL should have accompanied this
11# source.  A copy of the CDDL is also available via the Internet at
12# http://www.illumos.org/license/CDDL.
13#
14# CDDL HEADER END
15#
16
17#
18# Copyright (c) 2015, 2017 by Delphix. All rights reserved.
19#
20
21. $STF_SUITE/include/libtest.shlib
22. $STF_SUITE/tests/functional/removal/removal.kshlib
23
24default_setup_noexit "$DISKS"
25log_onexit default_cleanup_noexit
26
27log_must dd if=/dev/zero of=$TESTDIR/file bs=1024k count=300
28
29log_must zfs snapshot $TESTPOOL/$TESTFS@snap-pre1
30log_must dd if=/dev/zero of=$TESTDIR/file bs=1024k count=100 \
31    conv=notrunc seek=100
32
33log_must zfs snapshot $TESTPOOL/$TESTFS@snap-pre2
34log_must dd if=/dev/zero of=$TESTDIR/file bs=1024k count=100 \
35    conv=notrunc seek=200
36
37if is_linux || is_freebsd; then
38	log_must attempt_during_removal $TESTPOOL $REMOVEDISK zdb -cd $TESTPOOL
39else
40	log_must attempt_during_removal $TESTPOOL $REMOVEDISK
41fi
42log_mustnot vdevs_in_pool $TESTPOOL $REMOVEDISK
43log_must zdb -cd $TESTPOOL
44
45#
46# Touch one block under each L1 indirect block, so that the other data blocks
47# will be remapped to their concrete locations.  These parameters assume
48# recordsize=128K, indirect block size of 128K (1024 block pointers per
49# indirect block), and file size of less than 3*1024 blocks (384MB).
50#
51log_must stride_dd -i /dev/urandom -o $TESTDIR/file -b 131072 -c 3 -s 1024
52
53log_must zdb -cd $TESTPOOL
54
55log_must zfs snapshot $TESTPOOL/$TESTFS@snap-post3
56log_must zdb -cd $TESTPOOL
57
58log_must zfs snapshot $TESTPOOL/$TESTFS@snap-post4
59log_must zdb -cd $TESTPOOL
60
61#
62# Test case where block is moved from remap deadlist: blocks born before
63# snap-pre2 will be obsoleted.
64#
65log_must zfs destroy $TESTPOOL/$TESTFS@snap-pre2
66log_must zdb -cd $TESTPOOL
67
68#
69# Test case where we merge remap deadlists: blocks before snap-pre1 will
70# need to go on snap-post4's deadlist.
71#
72log_must zfs destroy $TESTPOOL/$TESTFS@snap-post3
73log_must zdb -cd $TESTPOOL
74
75log_must zfs destroy $TESTPOOL/$TESTFS@snap-post4
76
77#
78# Test rollback.
79#
80log_must zfs rollback $TESTPOOL/$TESTFS@snap-pre1
81log_must zfs destroy $TESTPOOL/$TESTFS@snap-pre1
82
83log_pass "Remove and remap works with snapshots and deadlists."
84