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
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
|
#!/bin/bash
source "test-helpers.sh"
if [ "$1" == "" ]
then
echo "Usage: $0 good_device"
exit 1
fi
DEVICE="$1"
#*************************************************************
# These tests depend on writing a reference image to a device
# with the sector size and size in sectors described below.
#*************************************************************
REF_IMG="../../test_data/reference_images/ref-good.img"
REF_SECTORS=1952767
REF_SECTOR_SIZE=512
DC3DD="../src/dc3dd"
TEST_IMG="/tmp/dev_img_test.img"
TEST_LOG0="/tmp/dev_img_test0.log"
TEST_LOG1="/tmp/dev_img_test1.log"
init()
{
echo "Setting up test fixtures..."
echo "Getting reference image size..."
REF_IMG_BYTES=`stat -c %s "$REF_IMG"`
echo "$REF_IMG_BYTES"
echo "Getting reference image md5 hash..."
REF_IMG_MD5_HASH=`md5sum "$REF_IMG" | cut -f 1 -d \ `
echo "$REF_IMG_MD5_HASH"
echo "Getting reference image sha1 hash..."
REF_IMG_SHA1_HASH=`sha1sum "$REF_IMG" | cut -f 1 -d \ `
echo "$REF_IMG_SHA1_HASH"
echo "Writing reference image to device..."
umount "$DEVICE"
if [ -L "$DEVICE" ]
then
DEVICE=`readlink -f "$DEVICE"`
fi
dd if="$REF_IMG" of="$DEVICE"
if [ $? -ne 0 ]
then
echo "failed to write reference image $REF_IMG to device $DEVICE"
exit 1
fi
echo "Getting md5 hash for wipe testing..."
PAT_MD5_HASH=`"$DC3DD" pat=00 cnt="$REF_SECTORS" | md5sum | cut -f1 -d\ `
echo "Getting sha1 hash for wipe testing..."
PAT_SHA1_HASH=`"$DC3DD" pat=00 cnt="$REF_SECTORS" | sha1sum | cut -f1 -d\ `
echo "Test fixture set up completed"
}
cleanup()
{
# Clean up files from any previous runs.
rm "$TEST_IMG" "$TEST_LOG0" "$TEST_LOG1"
if [ -e "$TEST_IMG" -o -e "$TEST_LOG0" -o -e "$TEST_LOG1" ]
then
echo "Failed to remove test output files"
exit 1
fi
}
basic()
{
echo "Testing imaging of a device with multiple logs..."
cleanup
"$DC3DD" if="$DEVICE" of="$TEST_IMG" hash=md5 hash=sha1 log="$TEST_LOG0" log="$TEST_LOG1"
if [ $? -ne 0 ]
then
echo "basic: run failed"
exit 1
fi
echo "Checking results..."
check_output_file "basic" "$TEST_IMG" "$REF_IMG_BYTES" "$REF_IMG_MD5_HASH" "$REF_IMG_SHA1_HASH"
check_input_logging "basic" "$TEST_LOG0" "$REF_SECTOR_SIZE" "(probed)" "$REF_IMG_BYTES" "$REF_SECTORS" "0"
check_input_logging "basic" "$TEST_LOG1" "$REF_SECTOR_SIZE" "(probed)" "$REF_IMG_BYTES" "$REF_SECTORS" "0"
check_input_hash_logging "basic" "$TEST_LOG0" "$REF_IMG_MD5_HASH" "$REF_IMG_SHA1_HASH"
check_input_hash_logging "basic" "$TEST_LOG1" "$REF_IMG_MD5_HASH" "$REF_IMG_SHA1_HASH"
check_single_output_logging "basic" "$TEST_LOG0" "$REF_SECTORS"
check_single_output_logging "basic" "$TEST_LOG1" "$REF_SECTORS"
echo "Results ok"
echo
}
wipe()
{
echo "Testing a verified wipe of a device with zeros..."
cleanup
"$DC3DD" hwipe="$DEVICE" hash=md5 hash=sha1 log="$TEST_LOG0"
if [ $? -ne 0 ]
then
echo "wipe: run failed"
exit 10
fi
DEVICE_HASH=`md5sum "$DEVICE" | cut -f 1 -d \ `
if [ "$DEVICE_HASH" != "$PAT_MD5_HASH" ]
then
echo "wipe: md5 hash mismatch"
exit 1
fi
DEVICE_HASH=`sha1sum "$DEVICE" | cut -f 1 -d \ `
if [ "$DEVICE_HASH" != "$PAT_SHA1_HASH" ]
then
echo "wipe: sha1 hash mismatch"
exit 1
fi
echo "Checking results..."
check_input_logging "wipe" "$TEST_LOG0" "$REF_SECTOR_SIZE" "(probed)" "$REF_IMG_BYTES" "$REF_SECTORS"
check_input_hash_logging "wipe" "$TEST_LOG0" "$PAT_MD5_HASH" "$PAT_SHA1_HASH"
check_single_output_logging "wipe" "$TEST_LOG0" "$REF_SECTORS"
check_output_hash_logging "wipe" "$DEVICE" "$TEST_LOG0"
echo "Results ok"
echo
}
init
basic
wipe
cleanup
|
