summaryrefslogtreecommitdiff
path: root/tools/testing/selftests/efivarfs/efivarfs.sh
blob: 880cdd5dc63f44fb9197f09b41296b2bbde4cc5a (plain)
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
139
#!/bin/bash

efivarfs_mount=/sys/firmware/efi/efivars
test_guid=210be57c-9849-4fc7-a635-e6382d1aec27

check_prereqs()
{
	local msg="skip all tests:"

	if [ $UID != 0 ]; then
		echo $msg must be run as root >&2
		exit 0
	fi

	if ! grep -q "^\S\+ $efivarfs_mount efivarfs" /proc/mounts; then
		echo $msg efivarfs is not mounted on $efivarfs_mount >&2
		exit 0
	fi
}

run_test()
{
	local test="$1"

	echo "--------------------"
	echo "running $test"
	echo "--------------------"

	if [ "$(type -t $test)" = 'function' ]; then
		( $test )
	else
		( ./$test )
	fi

	if [ $? -ne 0 ]; then
		echo "  [FAIL]"
		rc=1
	else
		echo "  [PASS]"
	fi
}

test_create()
{
	local attrs='\x07\x00\x00\x00'
	local file=$efivarfs_mount/$FUNCNAME-$test_guid

	printf "$attrs\x00" > $file

	if [ ! -e $file ]; then
		echo "$file couldn't be created" >&2
		exit 1
	fi

	if [ $(stat -c %s $file) -ne 5 ]; then
		echo "$file has invalid size" >&2
		exit 1
	fi
}

test_create_empty()
{
	local file=$efivarfs_mount/$FUNCNAME-$test_guid

	: > $file

	if [ ! -e $file ]; then
		echo "$file can not be created without writing" >&2
		exit 1
	fi
}

test_create_read()
{
	local file=$efivarfs_mount/$FUNCNAME-$test_guid
	./create-read $file
}

test_delete()
{
	local attrs='\x07\x00\x00\x00'
	local file=$efivarfs_mount/$FUNCNAME-$test_guid

	printf "$attrs\x00" > $file

	if [ ! -e $file ]; then
		echo "$file couldn't be created" >&2
		exit 1
	fi

	rm $file

	if [ -e $file ]; then
		echo "$file couldn't be deleted" >&2
		exit 1
	fi

}

# test that we can remove a variable by issuing a write with only
# attributes specified
test_zero_size_delete()
{
	local attrs='\x07\x00\x00\x00'
	local file=$efivarfs_mount/$FUNCNAME-$test_guid

	printf "$attrs\x00" > $file

	if [ ! -e $file ]; then
		echo "$file does not exist" >&2
		exit 1
	fi

	printf "$attrs" > $file

	if [ -e $file ]; then
		echo "$file should have been deleted" >&2
		exit 1
	fi
}

test_open_unlink()
{
	local file=$efivarfs_mount/$FUNCNAME-$test_guid
	./open-unlink $file
}

check_prereqs

rc=0

run_test test_create
run_test test_create_empty
run_test test_create_read
run_test test_delete
run_test test_zero_size_delete
run_test test_open_unlink

exit $rc