summaryrefslogtreecommitdiff
path: root/test/py/tests/test_efi_secboot/test_signed.py
blob: 4e6f129b7fafe64d83b24a4d6450df539268ab50 (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
# SPDX-License-Identifier:      GPL-2.0+
# Copyright (c) 2019, Linaro Limited
# Author: AKASHI Takahiro <takahiro.akashi@linaro.org>
#
# U-Boot UEFI: Signed Image Authentication Test

"""
This test verifies image authentication for signed images.
"""

import pytest


@pytest.mark.boardspec('sandbox')
@pytest.mark.buildconfigspec('efi_secure_boot')
@pytest.mark.buildconfigspec('cmd_efidebug')
@pytest.mark.buildconfigspec('cmd_fat')
@pytest.mark.buildconfigspec('cmd_nvedit_efi')
@pytest.mark.slow
class TestEfiSignedImage(object):
    def test_efi_signed_image_auth1(self, u_boot_console, efi_boot_env):
        """
        Test Case 1 - authenticated by db
        """
        u_boot_console.restart_uboot()
        disk_img = efi_boot_env
        with u_boot_console.log.section('Test Case 1a'):
            # Test Case 1a, run signed image if no db/dbx
            output = u_boot_console.run_command_list([
                'host bind 0 %s' % disk_img,
                'efidebug boot add 1 HELLO1 host 0:1 /helloworld.efi.signed ""',
                'efidebug boot next 1',
                'bootefi bootmgr'])
            assert 'Hello, world!' in ''.join(output)

        with u_boot_console.log.section('Test Case 1b'):
            # Test Case 1b, run unsigned image if no db/dbx
            output = u_boot_console.run_command_list([
                'efidebug boot add 2 HELLO2 host 0:1 /helloworld.efi ""',
                'efidebug boot next 2',
                'bootefi bootmgr'])
            assert 'Hello, world!' in ''.join(output)

        with u_boot_console.log.section('Test Case 1c'):
            # Test Case 1c, not authenticated by db
            output = u_boot_console.run_command_list([
                'fatload host 0:1 4000000 db.auth',
                'setenv -e -nv -bs -rt -at -i 4000000,$filesize db',
                'fatload host 0:1 4000000 KEK.auth',
                'setenv -e -nv -bs -rt -at -i 4000000,$filesize KEK',
                'fatload host 0:1 4000000 PK.auth',
                'setenv -e -nv -bs -rt -at -i 4000000,$filesize PK'])
            assert 'Failed to set EFI variable' not in ''.join(output)
            output = u_boot_console.run_command_list([
                'efidebug boot next 2',
                'bootefi bootmgr'])
            assert '\'HELLO2\' failed' in ''.join(output)
            output = u_boot_console.run_command_list([
                'efidebug boot next 2',
                'efidebug test bootmgr'])
            assert 'efi_start_image() returned: 26' in ''.join(output)
            assert 'Hello, world!' not in ''.join(output)

        with u_boot_console.log.section('Test Case 1d'):
            # Test Case 1d, authenticated by db
            output = u_boot_console.run_command_list([
                'efidebug boot next 1',
                'bootefi bootmgr'])
            assert 'Hello, world!' in ''.join(output)

    def test_efi_signed_image_auth2(self, u_boot_console, efi_boot_env):
        """
        Test Case 2 - rejected by dbx
        """
        u_boot_console.restart_uboot()
        disk_img = efi_boot_env
        with u_boot_console.log.section('Test Case 2a'):
            # Test Case 2a, rejected by dbx
            output = u_boot_console.run_command_list([
                'host bind 0 %s' % disk_img,
                'fatload host 0:1 4000000 db.auth',
                'setenv -e -nv -bs -rt -at -i 4000000,$filesize dbx',
                'fatload host 0:1 4000000 KEK.auth',
                'setenv -e -nv -bs -rt -at -i 4000000,$filesize KEK',
                'fatload host 0:1 4000000 PK.auth',
                'setenv -e -nv -bs -rt -at -i 4000000,$filesize PK'])
            assert 'Failed to set EFI variable' not in ''.join(output)
            output = u_boot_console.run_command_list([
                'efidebug boot add 1 HELLO host 0:1 /helloworld.efi.signed ""',
                'efidebug boot next 1',
                'bootefi bootmgr'])
            assert '\'HELLO\' failed' in ''.join(output)
            output = u_boot_console.run_command_list([
                'efidebug boot next 1',
                'efidebug test bootmgr'])
            assert 'efi_start_image() returned: 26' in ''.join(output)
            assert 'Hello, world!' not in ''.join(output)

        with u_boot_console.log.section('Test Case 2b'):
            # Test Case 2b, rejected by dbx even if db allows
            output = u_boot_console.run_command_list([
                'fatload host 0:1 4000000 db.auth',
                'setenv -e -nv -bs -rt -at -i 4000000,$filesize db'])
            assert 'Failed to set EFI variable' not in ''.join(output)
            output = u_boot_console.run_command_list([
                'efidebug boot next 1',
                'bootefi bootmgr'])
            assert '\'HELLO\' failed' in ''.join(output)
            output = u_boot_console.run_command_list([
                'efidebug boot next 1',
                'efidebug test bootmgr'])
            assert 'efi_start_image() returned: 26' in ''.join(output)
            assert 'Hello, world!' not in ''.join(output)