136 lines
6.2 KiB
Python
136 lines
6.2 KiB
Python
# SPDX-License-Identifier: GPL-2.0+
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# Copyright (c) 2020, Linaro Limited
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# Author: AKASHI Takahiro <takahiro.akashi@linaro.org>
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#
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# U-Boot UEFI: Image Authentication Test (signature with certificates chain)
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"""
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This test verifies image authentication for a signed image which is signed
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by user certificate and contains additional intermediate certificates in its
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signature.
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"""
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import pytest
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@pytest.mark.boardspec('sandbox')
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@pytest.mark.buildconfigspec('efi_secure_boot')
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@pytest.mark.buildconfigspec('cmd_efidebug')
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@pytest.mark.buildconfigspec('cmd_fat')
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@pytest.mark.buildconfigspec('cmd_nvedit_efi')
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@pytest.mark.slow
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class TestEfiSignedImageIntca(object):
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def test_efi_signed_image_intca1(self, u_boot_console, efi_boot_env_intca):
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"""
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Test Case 1 - authenticated by root CA in db
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"""
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u_boot_console.restart_uboot()
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disk_img = efi_boot_env_intca
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with u_boot_console.log.section('Test Case 1a'):
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# Test Case 1a, with no Int CA and not authenticated by root CA
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output = u_boot_console.run_command_list([
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'host bind 0 %s' % disk_img,
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'fatload host 0:1 4000000 db_c.auth',
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'setenv -e -nv -bs -rt -at -i 4000000:$filesize db',
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'fatload host 0:1 4000000 KEK.auth',
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'setenv -e -nv -bs -rt -at -i 4000000:$filesize KEK',
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'fatload host 0:1 4000000 PK.auth',
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'setenv -e -nv -bs -rt -at -i 4000000:$filesize PK'])
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assert 'Failed to set EFI variable' not in ''.join(output)
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output = u_boot_console.run_command_list([
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'efidebug boot add -b 1 HELLO_a host 0:1 /helloworld.efi.signed_a ""',
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'efidebug boot next 1',
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'efidebug test bootmgr'])
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assert '\'HELLO_a\' failed' in ''.join(output)
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assert 'efi_start_image() returned: 26' in ''.join(output)
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with u_boot_console.log.section('Test Case 1b'):
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# Test Case 1b, signed and authenticated by root CA
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output = u_boot_console.run_command_list([
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'efidebug boot add -b 2 HELLO_ab host 0:1 /helloworld.efi.signed_ab ""',
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'efidebug boot next 2',
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'bootefi bootmgr'])
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assert 'Hello, world!' in ''.join(output)
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def test_efi_signed_image_intca2(self, u_boot_console, efi_boot_env_intca):
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"""
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Test Case 2 - authenticated by root CA in db
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"""
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u_boot_console.restart_uboot()
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disk_img = efi_boot_env_intca
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with u_boot_console.log.section('Test Case 2a'):
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# Test Case 2a, unsigned and not authenticated by root CA
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output = u_boot_console.run_command_list([
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'host bind 0 %s' % disk_img,
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'fatload host 0:1 4000000 KEK.auth',
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'setenv -e -nv -bs -rt -at -i 4000000:$filesize KEK',
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'fatload host 0:1 4000000 PK.auth',
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'setenv -e -nv -bs -rt -at -i 4000000:$filesize PK'])
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assert 'Failed to set EFI variable' not in ''.join(output)
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output = u_boot_console.run_command_list([
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'efidebug boot add -b 1 HELLO_abc host 0:1 /helloworld.efi.signed_abc ""',
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'efidebug boot next 1',
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'efidebug test bootmgr'])
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assert '\'HELLO_abc\' failed' in ''.join(output)
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assert 'efi_start_image() returned: 26' in ''.join(output)
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with u_boot_console.log.section('Test Case 2b'):
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# Test Case 2b, signed and authenticated by root CA
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output = u_boot_console.run_command_list([
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'fatload host 0:1 4000000 db_b.auth',
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'setenv -e -nv -bs -rt -at -i 4000000:$filesize db',
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'efidebug boot next 1',
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'efidebug test bootmgr'])
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assert '\'HELLO_abc\' failed' in ''.join(output)
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assert 'efi_start_image() returned: 26' in ''.join(output)
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with u_boot_console.log.section('Test Case 2c'):
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# Test Case 2c, signed and authenticated by root CA
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output = u_boot_console.run_command_list([
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'fatload host 0:1 4000000 db_c.auth',
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'setenv -e -nv -bs -rt -at -i 4000000:$filesize db',
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'efidebug boot next 1',
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'efidebug test bootmgr'])
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assert 'Hello, world!' in ''.join(output)
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def test_efi_signed_image_intca3(self, u_boot_console, efi_boot_env_intca):
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"""
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Test Case 3 - revoked by dbx
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"""
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u_boot_console.restart_uboot()
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disk_img = efi_boot_env_intca
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with u_boot_console.log.section('Test Case 3a'):
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# Test Case 3a, revoked by int CA in dbx
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output = u_boot_console.run_command_list([
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'host bind 0 %s' % disk_img,
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'fatload host 0:1 4000000 dbx_b.auth',
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'setenv -e -nv -bs -rt -at -i 4000000:$filesize dbx',
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'fatload host 0:1 4000000 db_c.auth',
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'setenv -e -nv -bs -rt -at -i 4000000:$filesize db',
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'fatload host 0:1 4000000 KEK.auth',
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'setenv -e -nv -bs -rt -at -i 4000000:$filesize KEK',
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'fatload host 0:1 4000000 PK.auth',
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'setenv -e -nv -bs -rt -at -i 4000000:$filesize PK'])
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assert 'Failed to set EFI variable' not in ''.join(output)
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output = u_boot_console.run_command_list([
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'efidebug boot add -b 1 HELLO_abc host 0:1 /helloworld.efi.signed_abc ""',
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'efidebug boot next 1',
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'efidebug test bootmgr'])
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assert 'Hello, world!' in ''.join(output)
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# Or,
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# assert '\'HELLO_abc\' failed' in ''.join(output)
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# assert 'efi_start_image() returned: 26' in ''.join(output)
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with u_boot_console.log.section('Test Case 3b'):
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# Test Case 3b, revoked by root CA in dbx
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output = u_boot_console.run_command_list([
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'fatload host 0:1 4000000 dbx_c.auth',
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'setenv -e -nv -bs -rt -at -i 4000000:$filesize dbx',
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'efidebug boot next 1',
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'efidebug test bootmgr'])
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assert '\'HELLO_abc\' failed' in ''.join(output)
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assert 'efi_start_image() returned: 26' in ''.join(output)
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