On 7/20/20 7:52 AM, AKASHI Takahiro wrote:
> Heinrich,
>
> On Fri, Jul 17, 2020 at 12:29:06PM +0200, Heinrich Schuchardt wrote:
>> On 17.07.20 09:16, AKASHI Takahiro wrote:
>>> In this test case, an image may have a signature with additional
>>> intermediate certificates. A chain of trust will be followed and all
>>> the certificates in the middle of chain must be verified before loading.
>>>
>>> Signed-off-by: AKASHI Takahiro <takahiro.aka...@linaro.org>
>>
>> Thanks for providing all these tests and for rebasing on 53ce9a6ed98b6
>> ("test: use virt-make-fs to build image").
>
> You should have run autopep8 before your patch:)
>
>> Essentially this patch could have been split into two:
>>
>> * style corrections for existing code
>> * new tests
>
> Will split this patch into several commits.
>
>> Unfortunatly the setup not working correctly. 'make tests' shows:
>>
>> test/py/tests/test_efi_secboot/test_authvar.py FFFFF
>> test/py/tests/test_efi_secboot/test_signed.py .F..FF
>> test/py/tests/test_efi_secboot/test_signed_intca.py sss
>> test/py/tests/test_efi_secboot/test_unsigned.py ...
>
> As long as I run the tests in my local environment,
> I've never seen any failures.Was that after rebasing on efi-2020-10? > >> SKIPPED [3] test/py/tests/test_efi_secboot/conftest.py:254: Setup >> failed: cd build-sandbox/mnt_efisecure; sbsign --key TestCert.key --cert >> TestCert.crt --addcert TestSub.crt --out helloworld.efi.signed_ab >> helloworld.efi > > Please read the cover letter: > ===8<=== > Prerequisite > ============ > All the required patches have been merged. > You can fetch the whole workable repository from here[1]. > > One patch[2] to sbsigntools must also be applied so that we wil be able > to sign an image with intermediate certificates. It is required here for > testing. > > (snip) > > Test > ==== > - The added new pytest (test_signed_intca.py) passed locally. > - Travis CI passed, except the new pytest added here due to a new > feature in sbsigntools as mentioned above. > (the latest vesion is still running though.) > ===>8=== Travis CI skips the tests currently: test/py/tests/test_efi_secboot/test_authvar.py sssss test/py/tests/test_efi_secboot/test_signed.py ssssss test/py/tests/test_efi_secboot/test_unsigned.py sss Tom did not apply https://patchwork.ozlabs.org/project/uboot/patch/20200714061856.4487-1-xypron.g...@gmx.de/ . You would have to exchange the Dockerfile at the top of . > > I guess that you are not using the latest source of sbsigntools. I am using Debian sbsigntool version: 0.9.2-2. If you want to use any patched version of sbsigntool for testing, you will have to proved the necessary patch for the Dockerfile in https://gitlab.denx.de/u-boot/gitlab-ci-runner.git and you will have to build the same sbsigntool for Travis. > > >> If you replace as follows in test/run you get the extra skip messages: >> >> %s/--bd/-ra --bd/g >> >>> --- >>> test/py/tests/test_efi_secboot/conftest.py | 134 ++++++++++++++++- >>> test/py/tests/test_efi_secboot/defs.py | 8 +- >>> test/py/tests/test_efi_secboot/openssl.cnf | 48 +++++++ >>> .../test_efi_secboot/test_signed_intca.py | 135 ++++++++++++++++++ >>> 4 files changed, 317 insertions(+), 8 deletions(-) >>> create mode 100644 test/py/tests/test_efi_secboot/openssl.cnf >>> create mode 100644 test/py/tests/test_efi_secboot/test_signed_intca.py >>> >>> diff --git a/test/py/tests/test_efi_secboot/conftest.py >>> b/test/py/tests/test_efi_secboot/conftest.py >>> index c6709700a876..20d0cbf3ab01 100644 >>> --- a/test/py/tests/test_efi_secboot/conftest.py >>> +++ b/test/py/tests/test_efi_secboot/conftest.py >>> @@ -37,7 +37,7 @@ def efi_boot_env(request, u_boot_config): >>> global HELLO_PATH >>> >>> image_path = u_boot_config.persistent_data_dir >>> - image_path = image_path + '/' + EFI_SECBOOT_IMAGE_NAME >>> + image_path = image_path + '/' + EFI_SECBOOT_IMAGE_NAME + '.img' >> >> I would prefer a separate constant for >> EFI_SECBOOT_IMAGE_NAME + '_intca.img' >> to ensure that conftest.py and test_signed_intca.py use the same value. > > 'separate constant to use the same value?' I don't get your point. > > Anyhow, *.py files don't use a image file name directly, but > get it from a test fixture. > So I don't think that we need any change here. It does not make sense to me to define a constant for half of the file name and still relying on the rest to match between the different Python tests. Please, provide constants for the whole file names. > >>> >>> if HELLO_PATH == '': >> >> Shouldn't we set HELLO_PATH = 'lib/efi_loader/helloworld.efi' in defs.py >> and use another variable name here? > > An explicit path is a remnant int the past when helloworld was not > compiled properly. > So I will delete all the stuff including the code below. > >> bin_path = u_boot_config.build_dir + '/' + HELLO_PATH >> >>> HELLO_PATH = u_boot_config.build_dir + >>> '/lib/efi_loader/helloworld.efi' >> >> Capitalization should only be used for constants. >> >> Best regards >> >> Heinrich >> >>> @@ -87,21 +87,21 @@ def efi_boot_env(request, u_boot_config): >>> # db1-update >>> check_call('cd %s; %ssign-efi-sig-list -t "2020-04-06" -a -c >>> KEK.crt -k KEK.key db db1.esl db1-update.auth' >>> % (mnt_point, EFITOOLS_PATH), shell=True) >>> - ## dbx (TEST_dbx certificate) >>> + # dbx (TEST_dbx certificate) >>> check_call('cd %s; openssl req -x509 -sha256 -newkey rsa:2048 >>> -subj /CN=TEST_dbx/ -keyout dbx.key -out dbx.crt -nodes -days 365' >>> % mnt_point, shell=True) >>> check_call('cd %s; %scert-to-efi-sig-list -g %s dbx.crt dbx.esl; >>> %ssign-efi-sig-list -t "2020-04-05" -c KEK.crt -k KEK.key dbx dbx.esl >>> dbx.auth' >>> % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH), >>> shell=True) >>> - ## dbx_hash (digest of TEST_db certificate) >>> + # dbx_hash (digest of TEST_db certificate) >>> check_call('cd %s; %scert-to-efi-hash-list -g %s -t 0 -s 256 >>> db.crt dbx_hash.crl; %ssign-efi-sig-list -t "2020-04-05" -c KEK.crt -k >>> KEK.key dbx dbx_hash.crl dbx_hash.auth' >>> % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH), >>> shell=True) >>> - ## dbx_hash1 (digest of TEST_db1 certificate) >>> + # dbx_hash1 (digest of TEST_db1 certificate) >>> check_call('cd %s; %scert-to-efi-hash-list -g %s -t 0 -s 256 >>> db1.crt dbx_hash1.crl; %ssign-efi-sig-list -t "2020-04-05" -c KEK.crt -k >>> KEK.key dbx dbx_hash1.crl dbx_hash1.auth' >>> % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH), >>> shell=True) >>> - ## dbx_db (with TEST_db certificate) >>> + # dbx_db (with TEST_db certificate) >>> check_call('cd %s; %ssign-efi-sig-list -t "2020-04-05" -c KEK.crt >>> -k KEK.key dbx db.esl dbx_db.auth' >>> % (mnt_point, EFITOOLS_PATH), >>> shell=True) >>> @@ -112,10 +112,10 @@ def efi_boot_env(request, u_boot_config): >>> # Sign image >>> check_call('cd %s; sbsign --key db.key --cert db.crt >>> helloworld.efi' >>> % mnt_point, shell=True) >>> - ## Sign already-signed image with another key >>> + # Sign already-signed image with another key >>> check_call('cd %s; sbsign --key db1.key --cert db1.crt --output >>> helloworld.efi.signed_2sigs helloworld.efi.signed' >>> % mnt_point, shell=True) >>> - ## Digest image >>> + # Digest image >>> check_call('cd %s; %shash-to-efi-sig-list helloworld.efi >>> db_hello.hash; %ssign-efi-sig-list -t "2020-04-07" -c KEK.crt -k KEK.key db >>> db_hello.hash db_hello.auth' >>> % (mnt_point, EFITOOLS_PATH, EFITOOLS_PATH), >>> shell=True) >>> @@ -136,3 +136,123 @@ def efi_boot_env(request, u_boot_config): >>> yield image_path >>> finally: >>> call('rm -f %s' % image_path, shell=True) >>> + >>> +# >>> +# Fixture for UEFI secure boot test of intermediate certificates >>> +# >>> + >>> + >>> +@pytest.fixture(scope='session') >>> +def efi_boot_env_intca(request, u_boot_config): >>> + """Set up a file system to be used in UEFI secure boot test >>> + of intermediate certificates. >>> + >>> + Args: >>> + request: Pytest request object. >>> + u_boot_config: U-boot configuration. >>> + >>> + Return: >>> + A path to disk image to be used for testing >>> + """ >>> + global HELLO_PATH >>> + >>> + image_path = u_boot_config.persistent_data_dir >>> + image_path = image_path + '/' + EFI_SECBOOT_IMAGE_NAME + '_intca.img' >>> + >>> + if HELLO_PATH == '': >> >> See comment above. >> >>> + HELLO_PATH = u_boot_config.build_dir + >>> '/lib/efi_loader/helloworld.efi' >> >> Capitalization should only be used for constants. >> >>> + >>> + try: >>> + mnt_point = u_boot_config.build_dir + '/mnt_efisecure' >>> + check_call('rm -rf {}'.format(mnt_point), shell=True) >>> + check_call('mkdir -p {}'.format(mnt_point), shell=True) >>> + >>> + # Create signature database >>> + # PK >>> + check_call('cd %s; openssl req -x509 -sha256 -newkey rsa:2048 >>> -subj /CN=TEST_PK/ -keyout PK.key -out PK.crt -nodes -days 365' >>> + % mnt_point, shell=True) >>> + check_call('cd %s; %scert-to-efi-sig-list -g %s PK.crt PK.esl; >>> %ssign-efi-sig-list -c PK.crt -k PK.key PK PK.esl PK.auth' >>> + % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH), >>> + shell=True) >>> + # KEK >>> + check_call('cd %s; openssl req -x509 -sha256 -newkey rsa:2048 >>> -subj /CN=TEST_KEK/ -keyout KEK.key -out KEK.crt -nodes -days 365' >>> + % mnt_point, shell=True) >>> + check_call('cd %s; %scert-to-efi-sig-list -g %s KEK.crt KEK.esl; >>> %ssign-efi-sig-list -c PK.crt -k PK.key KEK KEK.esl KEK.auth' >>> + % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH), >>> + shell=True) >>> + >>> + # We will have three-tier hierarchy of certificates: >>> + # TestRoot: Root CA (self-signed) >>> + # TestSub: Intermediate CA (signed by Root CA) >>> + # TestCert: User certificate (signed by Intermediate CA, and used >>> + # for signing an image) >>> + # >>> + # NOTE: >>> + # I consulted the following EDK2 document for certificate options: >>> + # BaseTools/Source/Python/Pkcs7Sign/Readme.md >>> + # Please not use them as they are in product system. They are >>> + # for test purpose only. >>> + >>> + # TestRoot >>> + check_call('cp %s/test/py/tests/test_efi_secboot/openssl.cnf %s' >>> + % (u_boot_config.source_dir, mnt_point), shell=True) >>> + check_call('cd %s; openssl genrsa -out TestRoot.key 2048; openssl >>> req --config openssl.cnf -extensions v3_ca -new -x509 -days 365 -key >>> TestRoot.key -out TestRoot.crt -subj "/CN=TEST_root/"; touch index.txt' >>> + % mnt_point, shell=True) >>> + # TestSub >>> + check_call('cd %s; openssl genrsa -out TestSub.key 2048; openssl >>> req -new -key TestSub.key -out TestSub.csr -subj "/CN=TEST_sub/"; openssl >>> ca --config openssl.cnf -in TestSub.csr -out TestSub.crt -extensions >>> v3_int_ca -days 365 -batch -rand_serial -cert TestRoot.crt -keyfile >>> TestRoot.key' >>> + % mnt_point, shell=True) >>> + # TestCert >>> + check_call('cd %s; openssl genrsa -out TestCert.key 2048; openssl >>> req -new -key TestCert.key -out TestCert.csr -subj "/CN=TEST_cert/"; >>> openssl ca --config openssl.cnf -in TestCert.csr -out TestCert.crt >>> -extensions usr_cert -days 365 -batch -rand_serial -cert TestSub.crt >>> -keyfile TestSub.key' >>> + % mnt_point, shell=True) >>> + # db >>> + # for TestCert >>> + check_call('cd %s; %scert-to-efi-sig-list -g %s TestCert.crt >>> TestCert.esl; %ssign-efi-sig-list -c KEK.crt -k KEK.key db TestCert.esl >>> db_a.auth' >>> + % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH), >>> + shell=True) >>> + # for TestSub >>> + check_call('cd %s; %scert-to-efi-sig-list -g %s TestSub.crt >>> TestSub.esl; %ssign-efi-sig-list -t "2020-07-16" -c KEK.crt -k KEK.key db >>> TestSub.esl db_b.auth' >>> + % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH), >>> + shell=True) >>> + # for TestRoot >>> + check_call('cd %s; %scert-to-efi-sig-list -g %s TestRoot.crt >>> TestRoot.esl; %ssign-efi-sig-list -t "2020-07-17" -c KEK.crt -k KEK.key db >>> TestRoot.esl db_c.auth' >>> + % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH), >>> + shell=True) >>> + ## dbx (hash of certificate with revocation time) >>> + # for TestCert >>> + check_call('cd %s; %scert-to-efi-hash-list -g %s -t 0 -s 256 >>> TestCert.crt TestCert.crl; %ssign-efi-sig-list -c KEK.crt -k KEK.key dbx >>> TestCert.crl dbx_a.auth' >>> + % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH), >>> + shell=True) >> >> Not to be corrected in this patch: >> >> -t 0 means revocation for all times. > > The values won't affect the test cases here, > but I will add more *meaningful* values. > >> Shouldn't we have a test that checks that revocation time stamps are >> correctly used? As we use explicit timestamps now for sign-efi-sig-list >> this should be feasible. > > Good point, but it's orthogonal to "intermediate certificates" patch. That is why I wrote "Not to be corrected in this patch". Best regards Heinrich > > -Takahiro Akashi > > > >>> + # for TestSub >>> + check_call('cd %s; %scert-to-efi-hash-list -g %s -t 0 -s 256 >>> TestSub.crt TestSub.crl; %ssign-efi-sig-list -t "2020-07-18" -c KEK.crt -k >>> KEK.key dbx TestSub.crl dbx_b.auth' >>> + % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH), >>> + shell=True) >>> + # for TestRoot >>> + check_call('cd %s; %scert-to-efi-hash-list -g %s -t 0 -s 256 >>> TestRoot.crt TestRoot.crl; %ssign-efi-sig-list -t "2020-07-19" -c KEK.crt >>> -k KEK.key dbx TestRoot.crl dbx_c.auth' >>> + % (mnt_point, EFITOOLS_PATH, GUID, EFITOOLS_PATH), >>> + shell=True) >>> + >>> + # Sign image >>> + # additional intermediate certificates may be included >>> + # in SignedData >>> + >>> + check_call('cp %s %s' % (HELLO_PATH, mnt_point), shell=True) >>> + # signed by TestCert >>> + check_call('cd %s; %ssbsign --key TestCert.key --cert TestCert.crt >>> --out helloworld.efi.signed_a helloworld.efi' >>> + % (mnt_point, SBSIGN_PATH), shell=True) >>> + # signed by TestCert with TestSub in signature >>> + check_call('cd %s; %ssbsign --key TestCert.key --cert TestCert.crt >>> --addcert TestSub.crt --out helloworld.efi.signed_ab helloworld.efi' >>> + % (mnt_point, SBSIGN_PATH), shell=True) >>> + # signed by TestCert with TestSub and TestRoot in signature >>> + check_call('cd %s; cat TestSub.crt TestRoot.crt > TestSubRoot.crt; >>> %ssbsign --key TestCert.key --cert TestCert.crt --addcert TestSubRoot.crt >>> --out helloworld.efi.signed_abc helloworld.efi' >>> + % (mnt_point, SBSIGN_PATH), shell=True) >>> + >>> + check_call('virt-make-fs --partition=gpt --size=+1M --type=vfat {} >>> {}'.format(mnt_point, image_path), shell=True) >>> + check_call('rm -rf {}'.format(mnt_point), shell=True) >>> + >>> + except CalledProcessError as e: >>> + pytest.skip('Setup failed: %s' % e.cmd) >>> + return >>> + else: >>> + yield image_path >>> + finally: >>> + call('rm -f %s' % image_path, shell=True) >>> diff --git a/test/py/tests/test_efi_secboot/defs.py >>> b/test/py/tests/test_efi_secboot/defs.py >>> index ba6b9f391e60..a26bbc103cd9 100644 >>> --- a/test/py/tests/test_efi_secboot/defs.py >>> +++ b/test/py/tests/test_efi_secboot/defs.py >>> @@ -1,14 +1,20 @@ >>> # SPDX-License-Identifier: GPL-2.0+ >>> >>> # Disk image name >>> -EFI_SECBOOT_IMAGE_NAME = 'test_efi_secboot.img' >>> +EFI_SECBOOT_IMAGE_NAME = 'test_efi_secboot' >>> >>> # Owner guid >>> GUID = '11111111-2222-3333-4444-123456789abc' >>> >>> # v1.5.1 or earlier of efitools has a bug in sha256 calculation, and >>> # you need build a newer version on your own. >>> +# The path must terminate with '/'. >>> EFITOOLS_PATH = '' >>> >>> +# "--addcert" option of sbsign must be available, otherwise >>> +# you need build a newer version on your own. >>> +# The path must terminate with '/'. >>> +SBSIGN_PATH = '' >>> + >>> # Hello World application for sandbox >>> HELLO_PATH = '' >>> diff --git a/test/py/tests/test_efi_secboot/openssl.cnf >>> b/test/py/tests/test_efi_secboot/openssl.cnf >>> new file mode 100644 >>> index 000000000000..f684f1df7e69 >>> --- /dev/null >>> +++ b/test/py/tests/test_efi_secboot/openssl.cnf >>> @@ -0,0 +1,48 @@ >>> +[ ca ] >>> +default_ca = CA_default >>> + >>> +[ CA_default ] >>> +new_certs_dir = . >>> +database = ./index.txt >>> +serial = ./serial >>> +default_md = sha256 >>> +policy = policy_min >>> + >>> +[ req ] >>> +distinguished_name = def_distinguished_name >>> + >>> +[def_distinguished_name] >>> + >>> +# Extensions >>> +# -addext " ... = ..." >>> +# >>> +[ v3_ca ] >>> + # Extensions for a typical Root CA. >>> + basicConstraints = critical,CA:TRUE >>> + keyUsage = critical, digitalSignature, cRLSign, keyCertSign >>> + subjectKeyIdentifier = hash >>> + authorityKeyIdentifier = keyid:always,issuer >>> + >>> +[ v3_int_ca ] >>> + # Extensions for a typical intermediate CA. >>> + basicConstraints = critical, CA:TRUE >>> + keyUsage = critical, digitalSignature, cRLSign, keyCertSign >>> + subjectKeyIdentifier = hash >>> + authorityKeyIdentifier = keyid:always,issuer >>> + >>> +[ usr_cert ] >>> + # Extensions for user end certificates. >>> + basicConstraints = CA:FALSE >>> + keyUsage = critical, nonRepudiation, digitalSignature, keyEncipherment >>> + extendedKeyUsage = clientAuth, emailProtection >>> + subjectKeyIdentifier = hash >>> + authorityKeyIdentifier = keyid,issuer >>> + >>> +[ policy_min ] >>> + countryName = optional >>> + stateOrProvinceName = optional >>> + localityName = optional >>> + organizationName = optional >>> + organizationalUnitName = optional >>> + commonName = supplied >>> + emailAddress = optional >>> diff --git a/test/py/tests/test_efi_secboot/test_signed_intca.py >>> b/test/py/tests/test_efi_secboot/test_signed_intca.py >>> new file mode 100644 >>> index 000000000000..1240174758cf >>> --- /dev/null >>> +++ b/test/py/tests/test_efi_secboot/test_signed_intca.py >>> @@ -0,0 +1,135 @@ >>> +# SPDX-License-Identifier: GPL-2.0+ >>> +# Copyright (c) 2020, Linaro Limited >>> +# Author: AKASHI Takahiro <takahiro.aka...@linaro.org> >>> +# >>> +# U-Boot UEFI: Image Authentication Test (signature with certificates >>> chain) >>> + >>> +""" >>> +This test verifies image authentication for a signed image which is signed >>> +by user certificate and contains additional intermediate certificates in >>> its >>> +signature. >>> +""" >>> + >>> +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 TestEfiSignedImageExt(object): >>> + def test_efi_signed_image_ext1(self, u_boot_console, >>> efi_boot_env_intca): >>> + """ >>> + Test Case 1 - authenticated by root CA in db >>> + """ >>> + u_boot_console.restart_uboot() >>> + disk_img = efi_boot_env_intca >>> + with u_boot_console.log.section('Test Case 1a'): >>> + # Test Case 1a, with no Int CA and not authenticated by root CA >>> + output = u_boot_console.run_command_list([ >>> + 'host bind 0 %s' % disk_img, >>> + 'fatload host 0:1 4000000 db_c.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,$filesize PK']) >>> + assert 'Failed to set EFI variable' not in ''.join(output) >>> + >>> + output = u_boot_console.run_command_list([ >>> + 'efidebug boot add 1 HELLO_a host 0:1 >>> /helloworld.efi.signed_a ""', >>> + 'efidebug boot next 1', >>> + 'efidebug test bootmgr']) >>> + assert '\'HELLO_a\' failed' in ''.join(output) >>> + assert 'efi_start_image() returned: 26' in ''.join(output) >>> + >>> + with u_boot_console.log.section('Test Case 1b'): >>> + # Test Case 1b, signed and authenticated by root CA >>> + output = u_boot_console.run_command_list([ >>> + 'efidebug boot add 2 HELLO_ab host 0:1 >>> /helloworld.efi.signed_ab ""', >>> + 'efidebug boot next 2', >>> + 'bootefi bootmgr']) >>> + assert 'Hello, world!' in ''.join(output) >>> + >>> + def test_efi_signed_image_ext2(self, u_boot_console, >>> efi_boot_env_intca): >>> + """ >>> + Test Case 2 - authenticated by root CA in db >>> + """ >>> + u_boot_console.restart_uboot() >>> + disk_img = efi_boot_env_intca >>> + with u_boot_console.log.section('Test Case 2a'): >>> + # Test Case 2a, unsigned and not authenticated by root CA >>> + output = u_boot_console.run_command_list([ >>> + 'host bind 0 %s' % disk_img, >>> + 'fatload host 0:1 4000000 KEK.auth', >>> + 'setenv -e -nv -bs -rt -at -i 4000000,$filesize KEK', >>> + 'fatload host 0:1 4000000 PK.auth', >>> + 'setenv -e -nv -bs -rt -at -i 4000000,$filesize PK']) >>> + assert 'Failed to set EFI variable' not in ''.join(output) >>> + >>> + output = u_boot_console.run_command_list([ >>> + 'efidebug boot add 1 HELLO_abc host 0:1 >>> /helloworld.efi.signed_abc ""', >>> + 'efidebug boot next 1', >>> + 'efidebug test bootmgr']) >>> + assert '\'HELLO_abc\' failed' in ''.join(output) >>> + assert 'efi_start_image() returned: 26' in ''.join(output) >>> + >>> + with u_boot_console.log.section('Test Case 2b'): >>> + # Test Case 2b, signed and authenticated by root CA >>> + output = u_boot_console.run_command_list([ >>> + 'fatload host 0:1 4000000 db_b.auth', >>> + 'setenv -e -nv -bs -rt -at -i 4000000,$filesize db', >>> + 'efidebug boot next 1', >>> + 'efidebug test bootmgr']) >>> + assert '\'HELLO_abc\' failed' in ''.join(output) >>> + assert 'efi_start_image() returned: 26' in ''.join(output) >>> + >>> + with u_boot_console.log.section('Test Case 2c'): >>> + # Test Case 2c, signed and authenticated by root CA >>> + output = u_boot_console.run_command_list([ >>> + 'fatload host 0:1 4000000 db_c.auth', >>> + 'setenv -e -nv -bs -rt -at -i 4000000,$filesize db', >>> + 'efidebug boot next 1', >>> + 'efidebug test bootmgr']) >>> + assert 'Hello, world!' in ''.join(output) >>> + >>> + def test_efi_signed_image_ext3(self, u_boot_console, >>> efi_boot_env_intca): >>> + """ >>> + Test Case 3 - revoked by dbx >>> + """ >>> + u_boot_console.restart_uboot() >>> + disk_img = efi_boot_env_intca >>> + with u_boot_console.log.section('Test Case 3a'): >>> + # Test Case 3a, revoked by int CA in dbx >>> + output = u_boot_console.run_command_list([ >>> + 'host bind 0 %s' % disk_img, >>> + 'fatload host 0:1 4000000 dbx_b.auth', >>> + 'setenv -e -nv -bs -rt -at -i 4000000,$filesize dbx', >>> + 'fatload host 0:1 4000000 db_c.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,$filesize PK']) >>> + assert 'Failed to set EFI variable' not in ''.join(output) >>> + >>> + output = u_boot_console.run_command_list([ >>> + 'efidebug boot add 1 HELLO_abc host 0:1 >>> /helloworld.efi.signed_abc ""', >>> + 'efidebug boot next 1', >>> + 'efidebug test bootmgr']) >>> + assert 'Hello, world!' in ''.join(output) >>> + # Or, >>> + # assert '\'HELLO_abc\' failed' in ''.join(output) >>> + # assert 'efi_start_image() returned: 26' in ''.join(output) >>> + >>> + with u_boot_console.log.section('Test Case 3b'): >>> + # Test Case 3b, revoked by root CA in dbx >>> + output = u_boot_console.run_command_list([ >>> + 'fatload host 0:1 4000000 dbx_c.auth', >>> + 'setenv -e -nv -bs -rt -at -i 4000000,$filesize dbx', >>> + 'efidebug boot next 1', >>> + 'efidebug test bootmgr']) >>> + assert '\'HELLO_abc\' failed' in ''.join(output) >>> + assert 'efi_start_image() returned: 26' in ''.join(output) >>> >>
