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- # SPDX-License-Identifier: GPL-2.0+
- # Copyright (c) 2019, Linaro Limited
- # Author: AKASHI Takahiro <takahiro.akashi@linaro.org>
- #
- # U-Boot UEFI: Variable Authentication Test
- """
- This test verifies variable authentication
- """
- import pytest
- @pytest.mark.boardspec('sandbox')
- @pytest.mark.buildconfigspec('efi_secure_boot')
- @pytest.mark.buildconfigspec('cmd_fat')
- @pytest.mark.buildconfigspec('cmd_nvedit_efi')
- @pytest.mark.slow
- class TestEfiAuthVar(object):
- def test_efi_var_auth1(self, u_boot_console, efi_boot_env):
- """
- Test Case 1 - Install signature database
- """
- u_boot_console.restart_uboot()
- disk_img = efi_boot_env
- with u_boot_console.log.section('Test Case 1a'):
- # Test Case 1a, Initial secure state
- output = u_boot_console.run_command_list([
- 'host bind 0 %s' % disk_img,
- 'printenv -e SecureBoot'])
- assert '00000000: 00' in ''.join(output)
- output = u_boot_console.run_command(
- 'printenv -e SetupMode')
- assert '00000000: 01' in output
- with u_boot_console.log.section('Test Case 1b'):
- # Test Case 1b, PK without AUTHENTICATED_WRITE_ACCESS
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 PK.auth',
- 'setenv -e -nv -bs -rt -i 4000000:$filesize PK'])
- assert 'Failed to set EFI variable' in ''.join(output)
- with u_boot_console.log.section('Test Case 1c'):
- # Test Case 1c, install PK
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 PK.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize PK',
- 'printenv -e -n PK'])
- assert 'PK:' in ''.join(output)
- output = u_boot_console.run_command(
- 'printenv -e SecureBoot')
- assert '00000000: 01' in output
- output = u_boot_console.run_command(
- 'printenv -e SetupMode')
- assert '00000000: 00' in output
- with u_boot_console.log.section('Test Case 1d'):
- # Test Case 1d, db/dbx without KEK
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 db.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db'])
- assert 'Failed to set EFI variable' in ''.join(output)
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 db.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize dbx'])
- assert 'Failed to set EFI variable' in ''.join(output)
- with u_boot_console.log.section('Test Case 1e'):
- # Test Case 1e, install KEK
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 KEK.auth',
- 'setenv -e -nv -bs -rt -i 4000000:$filesize KEK'])
- assert 'Failed to set EFI variable' in ''.join(output)
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 KEK.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize KEK',
- 'printenv -e -n KEK'])
- assert 'KEK:' in ''.join(output)
- output = u_boot_console.run_command(
- 'printenv -e SecureBoot')
- assert '00000000: 01' in output
- with u_boot_console.log.section('Test Case 1f'):
- # Test Case 1f, install db
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 db.auth',
- 'setenv -e -nv -bs -rt -i 4000000:$filesize db'])
- assert 'Failed to set EFI variable' in ''.join(output)
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 db.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db',
- 'printenv -e -n -guid d719b2cb-3d3a-4596-a3bc-dad00e67656f db'])
- assert 'Failed to set EFI variable' not in ''.join(output)
- assert 'db:' in ''.join(output)
- output = u_boot_console.run_command(
- 'printenv -e SecureBoot')
- assert '00000000: 01' in output
- with u_boot_console.log.section('Test Case 1g'):
- # Test Case 1g, install dbx
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 dbx.auth',
- 'setenv -e -nv -bs -rt -i 4000000:$filesize dbx'])
- assert 'Failed to set EFI variable' in ''.join(output)
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 dbx.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize dbx',
- 'printenv -e -n -guid d719b2cb-3d3a-4596-a3bc-dad00e67656f dbx'])
- assert 'Failed to set EFI variable' not in ''.join(output)
- assert 'dbx:' in ''.join(output)
- output = u_boot_console.run_command(
- 'printenv -e SecureBoot')
- assert '00000000: 01' in output
- def test_efi_var_auth2(self, u_boot_console, efi_boot_env):
- """
- Test Case 2 - Update database by overwriting
- """
- u_boot_console.restart_uboot()
- disk_img = efi_boot_env
- with u_boot_console.log.section('Test Case 2a'):
- # Test Case 2a, update without AUTHENTICATED_WRITE_ACCESS
- output = u_boot_console.run_command_list([
- 'host bind 0 %s' % disk_img,
- 'fatload host 0:1 4000000 PK.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize PK',
- 'fatload host 0:1 4000000 KEK.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize KEK',
- 'fatload host 0:1 4000000 db.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db',
- 'printenv -e -n -guid d719b2cb-3d3a-4596-a3bc-dad00e67656f db'])
- assert 'Failed to set EFI variable' not in ''.join(output)
- assert 'db:' in ''.join(output)
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 db1.auth',
- 'setenv -e -nv -bs -rt -i 4000000:$filesize db'])
- assert 'Failed to set EFI variable' in ''.join(output)
- with u_boot_console.log.section('Test Case 2b'):
- # Test Case 2b, update without correct signature
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 db.esl',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db'])
- assert 'Failed to set EFI variable' in ''.join(output)
- with u_boot_console.log.section('Test Case 2c'):
- # Test Case 2c, update with correct signature
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 db1.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db',
- 'printenv -e -n -guid d719b2cb-3d3a-4596-a3bc-dad00e67656f db'])
- assert 'Failed to set EFI variable' not in ''.join(output)
- assert 'db:' in ''.join(output)
- def test_efi_var_auth3(self, u_boot_console, efi_boot_env):
- """
- Test Case 3 - Append database
- """
- u_boot_console.restart_uboot()
- disk_img = efi_boot_env
- with u_boot_console.log.section('Test Case 3a'):
- # Test Case 3a, update without AUTHENTICATED_WRITE_ACCESS
- output = u_boot_console.run_command_list([
- 'host bind 0 %s' % disk_img,
- 'fatload host 0:1 4000000 PK.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize PK',
- 'fatload host 0:1 4000000 KEK.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize KEK',
- 'fatload host 0:1 4000000 db.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db',
- 'printenv -e -n -guid d719b2cb-3d3a-4596-a3bc-dad00e67656f db'])
- assert 'Failed to set EFI variable' not in ''.join(output)
- assert 'db:' in ''.join(output)
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 db1.auth',
- 'setenv -e -nv -bs -rt -a -i 4000000:$filesize db'])
- assert 'Failed to set EFI variable' in ''.join(output)
- with u_boot_console.log.section('Test Case 3b'):
- # Test Case 3b, update without correct signature
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 db.esl',
- 'setenv -e -nv -bs -rt -at -a -i 4000000:$filesize db'])
- assert 'Failed to set EFI variable' in ''.join(output)
- with u_boot_console.log.section('Test Case 3c'):
- # Test Case 3c, update with correct signature
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 db1.auth',
- 'setenv -e -nv -bs -rt -at -a -i 4000000:$filesize db',
- 'printenv -e -n -guid d719b2cb-3d3a-4596-a3bc-dad00e67656f db'])
- assert 'Failed to set EFI variable' not in ''.join(output)
- assert 'db:' in ''.join(output)
- def test_efi_var_auth4(self, u_boot_console, efi_boot_env):
- """
- Test Case 4 - Delete database without authentication
- """
- u_boot_console.restart_uboot()
- disk_img = efi_boot_env
- with u_boot_console.log.section('Test Case 4a'):
- # Test Case 4a, update without AUTHENTICATED_WRITE_ACCESS
- output = u_boot_console.run_command_list([
- 'host bind 0 %s' % disk_img,
- 'fatload host 0:1 4000000 PK.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize PK',
- 'fatload host 0:1 4000000 KEK.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize KEK',
- 'fatload host 0:1 4000000 db.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db',
- 'printenv -e -n -guid d719b2cb-3d3a-4596-a3bc-dad00e67656f db'])
- assert 'Failed to set EFI variable' not in ''.join(output)
- assert 'db:' in ''.join(output)
- output = u_boot_console.run_command_list([
- 'setenv -e -nv -bs -rt db',
- 'printenv -e -n -guid d719b2cb-3d3a-4596-a3bc-dad00e67656f db'])
- assert 'Failed to set EFI variable' in ''.join(output)
- assert 'db:' in ''.join(output)
- with u_boot_console.log.section('Test Case 4b'):
- # Test Case 4b, update without correct signature/data
- output = u_boot_console.run_command_list([
- 'setenv -e -nv -bs -rt -at db',
- 'printenv -e -n -guid d719b2cb-3d3a-4596-a3bc-dad00e67656f db'])
- assert 'Failed to set EFI variable' in ''.join(output)
- assert 'db:' in ''.join(output)
- def test_efi_var_auth5(self, u_boot_console, efi_boot_env):
- """
- Test Case 5 - Uninstall(delete) PK
- """
- u_boot_console.restart_uboot()
- disk_img = efi_boot_env
- with u_boot_console.log.section('Test Case 5a'):
- # Test Case 5a, Uninstall PK without correct signature
- output = u_boot_console.run_command_list([
- 'host bind 0 %s' % disk_img,
- 'fatload host 0:1 4000000 PK.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize PK',
- 'fatload host 0:1 4000000 KEK.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize KEK',
- 'fatload host 0:1 4000000 db.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db',
- 'printenv -e -n PK'])
- assert 'Failed to set EFI variable' not in ''.join(output)
- assert 'PK:' in ''.join(output)
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 PK_null.esl',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize PK',
- 'printenv -e -n PK'])
- assert 'Failed to set EFI variable' in ''.join(output)
- assert 'PK:' in ''.join(output)
- with u_boot_console.log.section('Test Case 5b'):
- # Test Case 5b, Uninstall PK with correct signature
- output = u_boot_console.run_command_list([
- 'fatload host 0:1 4000000 PK_null.auth',
- 'setenv -e -nv -bs -rt -at -i 4000000:$filesize PK',
- 'printenv -e -n PK'])
- assert 'Failed to set EFI variable' not in ''.join(output)
- assert '\"PK\" not defined' in ''.join(output)
- output = u_boot_console.run_command(
- 'printenv -e SecureBoot')
- assert '00000000: 00' in output
- output = u_boot_console.run_command(
- 'printenv -e SetupMode')
- assert '00000000: 01' in output
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