1#!/bin/ksh
2
3#
4# This file and its contents are supplied under the terms of the
5# Common Development and Distribution License ("CDDL"), version 1.0.
6# You may only use this file in accordance with the terms of version
7# 1.0 of the CDDL.
8#
9# A full copy of the text of the CDDL should have accompanied this
10# source.  A copy of the CDDL is also available via the Internet at
11# http://www.illumos.org/license/CDDL.
12#
13
14#
15# Copyright (c) 2019 by Datto, Inc. All rights reserved.
16#
17
18. $STF_SUITE/include/libtest.shlib
19
20#
21# Description:
22# zdb -c will display the same checksum as -ddddddbbbbbb
23#
24# Strategy:
25# 1. Create a pool
26# 2. Write some data to a file
27# 3. Run zdb -ddddddbbbbbb against the file
28# 4. Record the checksum and DVA of L0 block 0
29# 5. Run zdb -R with :c flag and match the checksum
30
31
32function cleanup
33{
34	datasetexists $TESTPOOL && destroy_pool $TESTPOOL
35}
36
37log_assert "Verify zdb -R generates the correct checksum."
38log_onexit cleanup
39init_data=$TESTDIR/file1
40write_count=8
41blksize=131072
42verify_runnable "global"
43verify_disk_count "$DISKS" 2
44
45default_mirror_setup_noexit $DISKS
46file_write -o create -w -f $init_data -b $blksize -c $write_count
47
48# get object number of file
49listing=$(ls -i $init_data)
50set -A array $listing
51obj=${array[0]}
52log_note "file $init_data has object number $obj"
53sync_pool $TESTPOOL
54
55output=$(zdb -ddddddbbbbbb $TESTPOOL/$TESTFS $obj 2> /dev/null \
56    |grep -m 1 "L0 DVA" |head -n1)
57dva=$(sed -Ene 's/^.+DVA\[0\]=<([^>]+)>.*$/\1/p' <<< "$output")
58log_note "block 0 of $init_data has a DVA of $dva"
59cksum_expected=$(sed -Ene 's/^.+ cksum=([a-z0-9:]+)$/\1/p' <<< "$output")
60log_note "expecting cksum $cksum_expected"
61output=$(zdb -R $TESTPOOL $dva:c 2> /dev/null)
62result=$(grep $cksum_expected <<< "$output")
63(( $? != 0 )) && log_fail "zdb -R failed to print the correct checksum"
64
65log_pass "zdb -R generates the correct checksum"
66