1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
# $NetBSD: t_fss.sh,v 1.2 2016/07/29 20:27:37 pgoyette Exp $
#
# Copyright (c) 2006, 2007, 2008 The NetBSD Foundation, Inc.
# All rights reserved.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
#
# Verify basic operation of fss(4) file system snapshot device
#
orig_data="Original data"
repl_data="Replacement data"
atf_test_case basic cleanup
basic_body() {
# create of mount-points for the file system and snapshot
mkdir ./m1
mkdir ./m2
# create a small 4MB file, treat it as a disk, init a file-system on it,
# and mount it
dd if=/dev/zero of=./image bs=32k count=64
vndconfig -c vnd0 ./image
newfs /dev/vnd0a
mount /dev/vnd0a ./m1
echo "${orig_data}" > ./m1/text
# configure and mount a snapshot of the file system
fssconfig -c fss0 ./m1 ./backup
mount -o rdonly /dev/fss0 ./m2
# Modify the data on the underlying file system
echo "${repl_data}" > ./m1/text || abort
# Verify that original data is still visible in the snapshot
read test_data < ./m2/text
atf_check_equal "${orig_data}" "${test_data}"
# Unmount our temporary stuff
umount /dev/fss0 || true
fssconfig -u fss0 || true
umount /dev/vnd0a || true
vndconfig -u vnd0 || true
}
basic_cleanup() {
umount /dev/vnd0a || true
fssconfig -u fss0 || true
umount /dev/fss0 || true
vndconfig -u vnd0 || true
}
atf_init_test_cases()
{
atf_add_test_case basic
}
|
